diff options
Diffstat (limited to 'drivers/net/wireless/ath')
225 files changed, 57734 insertions, 13170 deletions
diff --git a/drivers/net/wireless/ath/Kconfig b/drivers/net/wireless/ath/Kconfig index 2c02b4e8409..c63d1159db5 100644 --- a/drivers/net/wireless/ath/Kconfig +++ b/drivers/net/wireless/ath/Kconfig @@ -25,11 +25,30 @@ config ATH_DEBUG Say Y, if you want to debug atheros wireless drivers. Right now only ath9k makes use of this. +config ATH_REG_DYNAMIC_USER_REG_HINTS + bool "Atheros dynamic user regulatory hints" + depends on CFG80211_CERTIFICATION_ONUS + default n + ---help--- + Say N. This should only be enabled in countries where + this feature is explicitly allowed and only on cards that + specifically have been tested for this. + +config ATH_REG_DYNAMIC_USER_CERT_TESTING + bool "Atheros dynamic user regulatory testing" + depends on ATH_REG_DYNAMIC_USER_REG_HINTS && CFG80211_CERTIFICATION_ONUS + default n + ---help--- + Say N. This should only be enabled on systems + undergoing certification testing. + source "drivers/net/wireless/ath/ath5k/Kconfig" source "drivers/net/wireless/ath/ath9k/Kconfig" source "drivers/net/wireless/ath/carl9170/Kconfig" source "drivers/net/wireless/ath/ath6kl/Kconfig" source "drivers/net/wireless/ath/ar5523/Kconfig" source "drivers/net/wireless/ath/wil6210/Kconfig" +source "drivers/net/wireless/ath/ath10k/Kconfig" +source "drivers/net/wireless/ath/wcn36xx/Kconfig" endif diff --git a/drivers/net/wireless/ath/Makefile b/drivers/net/wireless/ath/Makefile index 97b964ded2b..7d023b0f13b 100644 --- a/drivers/net/wireless/ath/Makefile +++ b/drivers/net/wireless/ath/Makefile @@ -4,13 +4,17 @@ obj-$(CONFIG_CARL9170) += carl9170/ obj-$(CONFIG_ATH6KL) += ath6kl/ obj-$(CONFIG_AR5523) += ar5523/ obj-$(CONFIG_WIL6210) += wil6210/ +obj-$(CONFIG_ATH10K) += ath10k/ +obj-$(CONFIG_WCN36XX) += wcn36xx/ obj-$(CONFIG_ATH_COMMON) += ath.o ath-objs := main.o \ regd.o \ hw.o \ - key.o + key.o \ + dfs_pattern_detector.o \ + dfs_pri_detector.o ath-$(CONFIG_ATH_DEBUG) += debug.o ccflags-y += -D__CHECK_ENDIAN__ diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 7157f7d311c..f92050617ae 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -25,7 +25,6 @@ * that and only has minimal functionality. */ #include <linux/compiler.h> -#include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/list.h> @@ -457,14 +456,14 @@ static int ar5523_set_chan(struct ar5523 *ar) memset(&reset, 0, sizeof(reset)); reset.flags |= cpu_to_be32(UATH_CHAN_2GHZ); reset.flags |= cpu_to_be32(UATH_CHAN_OFDM); - reset.freq = cpu_to_be32(conf->channel->center_freq); + reset.freq = cpu_to_be32(conf->chandef.chan->center_freq); reset.maxrdpower = cpu_to_be32(50); /* XXX */ reset.channelchange = cpu_to_be32(1); reset.keeprccontent = cpu_to_be32(0); ar5523_dbg(ar, "set chan flags 0x%x freq %d\n", be32_to_cpu(reset.flags), - conf->channel->center_freq); + conf->chandef.chan->center_freq); return ar5523_cmd_write(ar, WDCMSG_RESET, &reset, sizeof(reset), 0); } @@ -594,7 +593,7 @@ static void ar5523_data_rx_cb(struct urb *urb) rx_status = IEEE80211_SKB_RXCB(data->skb); memset(rx_status, 0, sizeof(*rx_status)); rx_status->freq = be32_to_cpu(desc->channel); - rx_status->band = hw->conf.channel->band; + rx_status->band = hw->conf.chandef.chan->band; rx_status->signal = -95 + be32_to_cpu(desc->rssi); ieee80211_rx_irqsafe(hw, data->skb); @@ -1091,7 +1090,8 @@ static int ar5523_set_rts_threshold(struct ieee80211_hw *hw, u32 value) return ret; } -static void ar5523_flush(struct ieee80211_hw *hw, bool drop) +static void ar5523_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ar5523 *ar = hw->priv; @@ -1153,13 +1153,13 @@ static int ar5523_get_wlan_mode(struct ar5523 *ar, struct ieee80211_sta *sta; u32 sta_rate_set; - band = ar->hw->wiphy->bands[ar->hw->conf.channel->band]; + band = ar->hw->wiphy->bands[ar->hw->conf.chandef.chan->band]; sta = ieee80211_find_sta(ar->vif, bss_conf->bssid); if (!sta) { ar5523_info(ar, "STA not found!\n"); return WLAN_MODE_11b; } - sta_rate_set = sta->supp_rates[ar->hw->conf.channel->band]; + sta_rate_set = sta->supp_rates[ar->hw->conf.chandef.chan->band]; for (bit = 0; bit < band->n_bitrates; bit++) { if (sta_rate_set & 1) { @@ -1197,11 +1197,11 @@ static void ar5523_create_rateset(struct ar5523 *ar, ar5523_info(ar, "STA not found. Cannot set rates\n"); sta_rate_set = bss_conf->basic_rates; } else - sta_rate_set = sta->supp_rates[ar->hw->conf.channel->band]; + sta_rate_set = sta->supp_rates[ar->hw->conf.chandef.chan->band]; ar5523_dbg(ar, "sta rate_set = %08x\n", sta_rate_set); - band = ar->hw->wiphy->bands[ar->hw->conf.channel->band]; + band = ar->hw->wiphy->bands[ar->hw->conf.chandef.chan->band]; for (bit = 0; bit < band->n_bitrates; bit++) { BUG_ON(i >= AR5523_MAX_NRATES); ar5523_dbg(ar, "Considering rate %d : %d\n", @@ -1762,9 +1762,10 @@ static struct usb_device_id ar5523_id_table[] = { AR5523_DEVICE_UX(0x2001, 0x3a00), /* Dlink / DWLAG132 */ AR5523_DEVICE_UG(0x2001, 0x3a02), /* Dlink / DWLG132 */ AR5523_DEVICE_UX(0x2001, 0x3a04), /* Dlink / DWLAG122 */ + AR5523_DEVICE_UG(0x07d1, 0x3a07), /* D-Link / WUA-2340 rev A1 */ AR5523_DEVICE_UG(0x1690, 0x0712), /* Gigaset / AR5523 */ AR5523_DEVICE_UG(0x1690, 0x0710), /* Gigaset / SMCWUSBTG */ - AR5523_DEVICE_UG(0x129b, 0x160c), /* Gigaset / USB stick 108 + AR5523_DEVICE_UG(0x129b, 0x160b), /* Gigaset / USB stick 108 (CyberTAN Technology) */ AR5523_DEVICE_UG(0x16ab, 0x7801), /* Globalsun / AR5523_1 */ AR5523_DEVICE_UX(0x16ab, 0x7811), /* Globalsun / AR5523_2 */ diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index 4521342c62c..a889fd66fc6 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -17,6 +17,7 @@ #ifndef ATH_H #define ATH_H +#include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/if_ether.h> #include <linux/spinlock.h> @@ -55,6 +56,15 @@ enum ath_device_state { ATH_HW_INITIALIZED, }; +enum ath_op_flags { + ATH_OP_INVALID, + ATH_OP_BEACONS, + ATH_OP_ANI_RUN, + ATH_OP_PRIM_STA_VIF, + ATH_OP_HW_RESET, + ATH_OP_SCANNING, +}; + enum ath_bus_type { ATH_PCI, ATH_AHB, @@ -62,7 +72,7 @@ enum ath_bus_type { }; struct reg_dmn_pair_mapping { - u16 regDmnEnum; + u16 reg_domain; u16 reg_5ghz_ctl; u16 reg_2ghz_ctl; }; @@ -129,6 +139,7 @@ struct ath_common { struct ieee80211_hw *hw; int debug_mask; enum ath_device_state state; + unsigned long op_flags; struct ath_ani ani; @@ -159,12 +170,16 @@ struct ath_common { bool btcoex_enabled; bool disable_ani; - bool antenna_diversity; + bool bt_ant_diversity; + + int last_rssi; + struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; }; struct sk_buff *ath_rxbuf_alloc(struct ath_common *common, u32 len, gfp_t gfp_mask); +bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr); void ath_hw_setbssidmask(struct ath_common *common); void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key); @@ -239,13 +254,12 @@ enum ATH_DEBUG { ATH_DBG_CONFIG = 0x00000200, ATH_DBG_FATAL = 0x00000400, ATH_DBG_PS = 0x00000800, - ATH_DBG_HWTIMER = 0x00001000, - ATH_DBG_BTCOEX = 0x00002000, - ATH_DBG_WMI = 0x00004000, - ATH_DBG_BSTUCK = 0x00008000, - ATH_DBG_MCI = 0x00010000, - ATH_DBG_DFS = 0x00020000, - ATH_DBG_WOW = 0x00040000, + ATH_DBG_BTCOEX = 0x00001000, + ATH_DBG_WMI = 0x00002000, + ATH_DBG_BSTUCK = 0x00004000, + ATH_DBG_MCI = 0x00008000, + ATH_DBG_DFS = 0x00010000, + ATH_DBG_WOW = 0x00020000, ATH_DBG_ANY = 0xffffffff }; diff --git a/drivers/net/wireless/ath/ath10k/Kconfig b/drivers/net/wireless/ath/ath10k/Kconfig new file mode 100644 index 00000000000..a6f5285235a --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/Kconfig @@ -0,0 +1,46 @@ +config ATH10K + tristate "Atheros 802.11ac wireless cards support" + depends on MAC80211 && HAS_DMA + select ATH_COMMON + ---help--- + This module adds support for wireless adapters based on + Atheros IEEE 802.11ac family of chipsets. + + If you choose to build a module, it'll be called ath10k. + +config ATH10K_PCI + tristate "Atheros ath10k PCI support" + depends on ATH10K && PCI + ---help--- + This module adds support for PCIE bus + +config ATH10K_DEBUG + bool "Atheros ath10k debugging" + depends on ATH10K + ---help--- + Enables debug support + + If unsure, say Y to make it easier to debug problems. + +config ATH10K_DEBUGFS + bool "Atheros ath10k debugfs support" + depends on ATH10K + ---help--- + Enabled debugfs support + + If unsure, say Y to make it easier to debug problems. + +config ATH10K_TRACING + bool "Atheros ath10k tracing support" + depends on ATH10K + depends on EVENT_TRACING + ---help--- + Select this to ath10k use tracing infrastructure. + +config ATH10K_DFS_CERTIFIED + bool "Atheros DFS support for certified platforms" + depends on ATH10K && CFG80211_CERTIFICATION_ONUS + default n + ---help--- + This option enables DFS support for initiating radiation on + ath10k. diff --git a/drivers/net/wireless/ath/ath10k/Makefile b/drivers/net/wireless/ath/ath10k/Makefile new file mode 100644 index 00000000000..a4179f49ee1 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/Makefile @@ -0,0 +1,20 @@ +obj-$(CONFIG_ATH10K) += ath10k_core.o +ath10k_core-y += mac.o \ + debug.o \ + core.o \ + htc.o \ + htt.o \ + htt_rx.o \ + htt_tx.o \ + txrx.o \ + wmi.o \ + bmi.o + +ath10k_core-$(CONFIG_ATH10K_TRACING) += trace.o + +obj-$(CONFIG_ATH10K_PCI) += ath10k_pci.o +ath10k_pci-y += pci.o \ + ce.o + +# for tracing framework to find trace.h +CFLAGS_trace.o := -I$(src) diff --git a/drivers/net/wireless/ath/ath10k/bmi.c b/drivers/net/wireless/ath/ath10k/bmi.c new file mode 100644 index 00000000000..17d221abd58 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/bmi.c @@ -0,0 +1,318 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "bmi.h" +#include "hif.h" +#include "debug.h" +#include "htc.h" + +void ath10k_bmi_start(struct ath10k *ar) +{ + ath10k_dbg(ATH10K_DBG_BMI, "bmi start\n"); + + ar->bmi.done_sent = false; +} + +int ath10k_bmi_done(struct ath10k *ar) +{ + struct bmi_cmd cmd; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.done); + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi done\n"); + + if (ar->bmi.done_sent) { + ath10k_dbg(ATH10K_DBG_BMI, "bmi skipped\n"); + return 0; + } + + ar->bmi.done_sent = true; + cmd.id = __cpu_to_le32(BMI_DONE); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, NULL, NULL); + if (ret) { + ath10k_warn("unable to write to the device: %d\n", ret); + return ret; + } + + return 0; +} + +int ath10k_bmi_get_target_info(struct ath10k *ar, + struct bmi_target_info *target_info) +{ + struct bmi_cmd cmd; + union bmi_resp resp; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.get_target_info); + u32 resplen = sizeof(resp.get_target_info); + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi get target info\n"); + + if (ar->bmi.done_sent) { + ath10k_warn("BMI Get Target Info Command disallowed\n"); + return -EBUSY; + } + + cmd.id = __cpu_to_le32(BMI_GET_TARGET_INFO); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, &resp, &resplen); + if (ret) { + ath10k_warn("unable to get target info from device\n"); + return ret; + } + + if (resplen < sizeof(resp.get_target_info)) { + ath10k_warn("invalid get_target_info response length (%d)\n", + resplen); + return -EIO; + } + + target_info->version = __le32_to_cpu(resp.get_target_info.version); + target_info->type = __le32_to_cpu(resp.get_target_info.type); + + return 0; +} + +int ath10k_bmi_read_memory(struct ath10k *ar, + u32 address, void *buffer, u32 length) +{ + struct bmi_cmd cmd; + union bmi_resp resp; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.read_mem); + u32 rxlen; + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi read address 0x%x length %d\n", + address, length); + + if (ar->bmi.done_sent) { + ath10k_warn("command disallowed\n"); + return -EBUSY; + } + + while (length) { + rxlen = min_t(u32, length, BMI_MAX_DATA_SIZE); + + cmd.id = __cpu_to_le32(BMI_READ_MEMORY); + cmd.read_mem.addr = __cpu_to_le32(address); + cmd.read_mem.len = __cpu_to_le32(rxlen); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, + &resp, &rxlen); + if (ret) { + ath10k_warn("unable to read from the device (%d)\n", + ret); + return ret; + } + + memcpy(buffer, resp.read_mem.payload, rxlen); + address += rxlen; + buffer += rxlen; + length -= rxlen; + } + + return 0; +} + +int ath10k_bmi_write_memory(struct ath10k *ar, + u32 address, const void *buffer, u32 length) +{ + struct bmi_cmd cmd; + u32 hdrlen = sizeof(cmd.id) + sizeof(cmd.write_mem); + u32 txlen; + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi write address 0x%x length %d\n", + address, length); + + if (ar->bmi.done_sent) { + ath10k_warn("command disallowed\n"); + return -EBUSY; + } + + while (length) { + txlen = min(length, BMI_MAX_DATA_SIZE - hdrlen); + + /* copy before roundup to avoid reading beyond buffer*/ + memcpy(cmd.write_mem.payload, buffer, txlen); + txlen = roundup(txlen, 4); + + cmd.id = __cpu_to_le32(BMI_WRITE_MEMORY); + cmd.write_mem.addr = __cpu_to_le32(address); + cmd.write_mem.len = __cpu_to_le32(txlen); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, hdrlen + txlen, + NULL, NULL); + if (ret) { + ath10k_warn("unable to write to the device (%d)\n", + ret); + return ret; + } + + /* fixup roundup() so `length` zeroes out for last chunk */ + txlen = min(txlen, length); + + address += txlen; + buffer += txlen; + length -= txlen; + } + + return 0; +} + +int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 param, u32 *result) +{ + struct bmi_cmd cmd; + union bmi_resp resp; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.execute); + u32 resplen = sizeof(resp.execute); + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi execute address 0x%x param 0x%x\n", + address, param); + + if (ar->bmi.done_sent) { + ath10k_warn("command disallowed\n"); + return -EBUSY; + } + + cmd.id = __cpu_to_le32(BMI_EXECUTE); + cmd.execute.addr = __cpu_to_le32(address); + cmd.execute.param = __cpu_to_le32(param); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, &resp, &resplen); + if (ret) { + ath10k_warn("unable to read from the device\n"); + return ret; + } + + if (resplen < sizeof(resp.execute)) { + ath10k_warn("invalid execute response length (%d)\n", + resplen); + return -EIO; + } + + *result = __le32_to_cpu(resp.execute.result); + + ath10k_dbg(ATH10K_DBG_BMI, "bmi execute result 0x%x\n", *result); + + return 0; +} + +int ath10k_bmi_lz_data(struct ath10k *ar, const void *buffer, u32 length) +{ + struct bmi_cmd cmd; + u32 hdrlen = sizeof(cmd.id) + sizeof(cmd.lz_data); + u32 txlen; + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi lz data buffer 0x%p length %d\n", + buffer, length); + + if (ar->bmi.done_sent) { + ath10k_warn("command disallowed\n"); + return -EBUSY; + } + + while (length) { + txlen = min(length, BMI_MAX_DATA_SIZE - hdrlen); + + WARN_ON_ONCE(txlen & 3); + + cmd.id = __cpu_to_le32(BMI_LZ_DATA); + cmd.lz_data.len = __cpu_to_le32(txlen); + memcpy(cmd.lz_data.payload, buffer, txlen); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, hdrlen + txlen, + NULL, NULL); + if (ret) { + ath10k_warn("unable to write to the device\n"); + return ret; + } + + buffer += txlen; + length -= txlen; + } + + return 0; +} + +int ath10k_bmi_lz_stream_start(struct ath10k *ar, u32 address) +{ + struct bmi_cmd cmd; + u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.lz_start); + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, "bmi lz stream start address 0x%x\n", + address); + + if (ar->bmi.done_sent) { + ath10k_warn("command disallowed\n"); + return -EBUSY; + } + + cmd.id = __cpu_to_le32(BMI_LZ_STREAM_START); + cmd.lz_start.addr = __cpu_to_le32(address); + + ret = ath10k_hif_exchange_bmi_msg(ar, &cmd, cmdlen, NULL, NULL); + if (ret) { + ath10k_warn("unable to Start LZ Stream to the device\n"); + return ret; + } + + return 0; +} + +int ath10k_bmi_fast_download(struct ath10k *ar, + u32 address, const void *buffer, u32 length) +{ + u8 trailer[4] = {}; + u32 head_len = rounddown(length, 4); + u32 trailer_len = length - head_len; + int ret; + + ath10k_dbg(ATH10K_DBG_BMI, + "bmi fast download address 0x%x buffer 0x%p length %d\n", + address, buffer, length); + + ret = ath10k_bmi_lz_stream_start(ar, address); + if (ret) + return ret; + + /* copy the last word into a zero padded buffer */ + if (trailer_len > 0) + memcpy(trailer, buffer + head_len, trailer_len); + + ret = ath10k_bmi_lz_data(ar, buffer, head_len); + if (ret) + return ret; + + if (trailer_len > 0) + ret = ath10k_bmi_lz_data(ar, trailer, 4); + + if (ret != 0) + return ret; + + /* + * Close compressed stream and open a new (fake) one. + * This serves mainly to flush Target caches. + */ + ret = ath10k_bmi_lz_stream_start(ar, 0x00); + + return ret; +} diff --git a/drivers/net/wireless/ath/ath10k/bmi.h b/drivers/net/wireless/ath/ath10k/bmi.h new file mode 100644 index 00000000000..111ab701465 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/bmi.h @@ -0,0 +1,226 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _BMI_H_ +#define _BMI_H_ + +#include "core.h" + +/* + * Bootloader Messaging Interface (BMI) + * + * BMI is a very simple messaging interface used during initialization + * to read memory, write memory, execute code, and to define an + * application entry PC. + * + * It is used to download an application to QCA988x, to provide + * patches to code that is already resident on QCA988x, and generally + * to examine and modify state. The Host has an opportunity to use + * BMI only once during bootup. Once the Host issues a BMI_DONE + * command, this opportunity ends. + * + * The Host writes BMI requests to mailbox0, and reads BMI responses + * from mailbox0. BMI requests all begin with a command + * (see below for specific commands), and are followed by + * command-specific data. + * + * Flow control: + * The Host can only issue a command once the Target gives it a + * "BMI Command Credit", using AR8K Counter #4. As soon as the + * Target has completed a command, it issues another BMI Command + * Credit (so the Host can issue the next command). + * + * BMI handles all required Target-side cache flushing. + */ + +/* Maximum data size used for BMI transfers */ +#define BMI_MAX_DATA_SIZE 256 + +/* len = cmd + addr + length */ +#define BMI_MAX_CMDBUF_SIZE (BMI_MAX_DATA_SIZE + \ + sizeof(u32) + \ + sizeof(u32) + \ + sizeof(u32)) + +/* BMI Commands */ + +enum bmi_cmd_id { + BMI_NO_COMMAND = 0, + BMI_DONE = 1, + BMI_READ_MEMORY = 2, + BMI_WRITE_MEMORY = 3, + BMI_EXECUTE = 4, + BMI_SET_APP_START = 5, + BMI_READ_SOC_REGISTER = 6, + BMI_READ_SOC_WORD = 6, + BMI_WRITE_SOC_REGISTER = 7, + BMI_WRITE_SOC_WORD = 7, + BMI_GET_TARGET_ID = 8, + BMI_GET_TARGET_INFO = 8, + BMI_ROMPATCH_INSTALL = 9, + BMI_ROMPATCH_UNINSTALL = 10, + BMI_ROMPATCH_ACTIVATE = 11, + BMI_ROMPATCH_DEACTIVATE = 12, + BMI_LZ_STREAM_START = 13, /* should be followed by LZ_DATA */ + BMI_LZ_DATA = 14, + BMI_NVRAM_PROCESS = 15, +}; + +#define BMI_NVRAM_SEG_NAME_SZ 16 + +struct bmi_cmd { + __le32 id; /* enum bmi_cmd_id */ + union { + struct { + } done; + struct { + __le32 addr; + __le32 len; + } read_mem; + struct { + __le32 addr; + __le32 len; + u8 payload[0]; + } write_mem; + struct { + __le32 addr; + __le32 param; + } execute; + struct { + __le32 addr; + } set_app_start; + struct { + __le32 addr; + } read_soc_reg; + struct { + __le32 addr; + __le32 value; + } write_soc_reg; + struct { + } get_target_info; + struct { + __le32 rom_addr; + __le32 ram_addr; /* or value */ + __le32 size; + __le32 activate; /* 0=install, but dont activate */ + } rompatch_install; + struct { + __le32 patch_id; + } rompatch_uninstall; + struct { + __le32 count; + __le32 patch_ids[0]; /* length of @count */ + } rompatch_activate; + struct { + __le32 count; + __le32 patch_ids[0]; /* length of @count */ + } rompatch_deactivate; + struct { + __le32 addr; + } lz_start; + struct { + __le32 len; /* max BMI_MAX_DATA_SIZE */ + u8 payload[0]; /* length of @len */ + } lz_data; + struct { + u8 name[BMI_NVRAM_SEG_NAME_SZ]; + } nvram_process; + u8 payload[BMI_MAX_CMDBUF_SIZE]; + }; +} __packed; + +union bmi_resp { + struct { + u8 payload[0]; + } read_mem; + struct { + __le32 result; + } execute; + struct { + __le32 value; + } read_soc_reg; + struct { + __le32 len; + __le32 version; + __le32 type; + } get_target_info; + struct { + __le32 patch_id; + } rompatch_install; + struct { + __le32 patch_id; + } rompatch_uninstall; + struct { + /* 0 = nothing executed + * otherwise = NVRAM segment return value */ + __le32 result; + } nvram_process; + u8 payload[BMI_MAX_CMDBUF_SIZE]; +} __packed; + +struct bmi_target_info { + u32 version; + u32 type; +}; + + +/* in msec */ +#define BMI_COMMUNICATION_TIMEOUT_HZ (1*HZ) + +#define BMI_CE_NUM_TO_TARG 0 +#define BMI_CE_NUM_TO_HOST 1 + +void ath10k_bmi_start(struct ath10k *ar); +int ath10k_bmi_done(struct ath10k *ar); +int ath10k_bmi_get_target_info(struct ath10k *ar, + struct bmi_target_info *target_info); +int ath10k_bmi_read_memory(struct ath10k *ar, u32 address, + void *buffer, u32 length); +int ath10k_bmi_write_memory(struct ath10k *ar, u32 address, + const void *buffer, u32 length); + +#define ath10k_bmi_read32(ar, item, val) \ + ({ \ + int ret; \ + u32 addr; \ + __le32 tmp; \ + \ + addr = host_interest_item_address(HI_ITEM(item)); \ + ret = ath10k_bmi_read_memory(ar, addr, (u8 *)&tmp, 4); \ + if (!ret) \ + *val = __le32_to_cpu(tmp); \ + ret; \ + }) + +#define ath10k_bmi_write32(ar, item, val) \ + ({ \ + int ret; \ + u32 address; \ + __le32 v = __cpu_to_le32(val); \ + \ + address = host_interest_item_address(HI_ITEM(item)); \ + ret = ath10k_bmi_write_memory(ar, address, \ + (u8 *)&v, sizeof(v)); \ + ret; \ + }) + +int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 param, u32 *result); +int ath10k_bmi_lz_stream_start(struct ath10k *ar, u32 address); +int ath10k_bmi_lz_data(struct ath10k *ar, const void *buffer, u32 length); +int ath10k_bmi_fast_download(struct ath10k *ar, u32 address, + const void *buffer, u32 length); +#endif /* _BMI_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c new file mode 100644 index 00000000000..d185dc0cd12 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -0,0 +1,1213 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "hif.h" +#include "pci.h" +#include "ce.h" +#include "debug.h" + +/* + * Support for Copy Engine hardware, which is mainly used for + * communication between Host and Target over a PCIe interconnect. + */ + +/* + * A single CopyEngine (CE) comprises two "rings": + * a source ring + * a destination ring + * + * Each ring consists of a number of descriptors which specify + * an address, length, and meta-data. + * + * Typically, one side of the PCIe interconnect (Host or Target) + * controls one ring and the other side controls the other ring. + * The source side chooses when to initiate a transfer and it + * chooses what to send (buffer address, length). The destination + * side keeps a supply of "anonymous receive buffers" available and + * it handles incoming data as it arrives (when the destination + * recieves an interrupt). + * + * The sender may send a simple buffer (address/length) or it may + * send a small list of buffers. When a small list is sent, hardware + * "gathers" these and they end up in a single destination buffer + * with a single interrupt. + * + * There are several "contexts" managed by this layer -- more, it + * may seem -- than should be needed. These are provided mainly for + * maximum flexibility and especially to facilitate a simpler HIF + * implementation. There are per-CopyEngine recv, send, and watermark + * contexts. These are supplied by the caller when a recv, send, + * or watermark handler is established and they are echoed back to + * the caller when the respective callbacks are invoked. There is + * also a per-transfer context supplied by the caller when a buffer + * (or sendlist) is sent and when a buffer is enqueued for recv. + * These per-transfer contexts are echoed back to the caller when + * the buffer is sent/received. + */ + +static inline void ath10k_ce_dest_ring_write_index_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + DST_WR_INDEX_ADDRESS, n); +} + +static inline u32 ath10k_ce_dest_ring_write_index_get(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + return ath10k_pci_read32(ar, ce_ctrl_addr + DST_WR_INDEX_ADDRESS); +} + +static inline void ath10k_ce_src_ring_write_index_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + SR_WR_INDEX_ADDRESS, n); +} + +static inline u32 ath10k_ce_src_ring_write_index_get(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + return ath10k_pci_read32(ar, ce_ctrl_addr + SR_WR_INDEX_ADDRESS); +} + +static inline u32 ath10k_ce_src_ring_read_index_get(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + return ath10k_pci_read32(ar, ce_ctrl_addr + CURRENT_SRRI_ADDRESS); +} + +static inline void ath10k_ce_src_ring_base_addr_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int addr) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + SR_BA_ADDRESS, addr); +} + +static inline void ath10k_ce_src_ring_size_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + SR_SIZE_ADDRESS, n); +} + +static inline void ath10k_ce_src_ring_dmax_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 ctrl1_addr = ath10k_pci_read32((ar), + (ce_ctrl_addr) + CE_CTRL1_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + CE_CTRL1_ADDRESS, + (ctrl1_addr & ~CE_CTRL1_DMAX_LENGTH_MASK) | + CE_CTRL1_DMAX_LENGTH_SET(n)); +} + +static inline void ath10k_ce_src_ring_byte_swap_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 ctrl1_addr = ath10k_pci_read32(ar, ce_ctrl_addr + CE_CTRL1_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + CE_CTRL1_ADDRESS, + (ctrl1_addr & ~CE_CTRL1_SRC_RING_BYTE_SWAP_EN_MASK) | + CE_CTRL1_SRC_RING_BYTE_SWAP_EN_SET(n)); +} + +static inline void ath10k_ce_dest_ring_byte_swap_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 ctrl1_addr = ath10k_pci_read32(ar, ce_ctrl_addr + CE_CTRL1_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + CE_CTRL1_ADDRESS, + (ctrl1_addr & ~CE_CTRL1_DST_RING_BYTE_SWAP_EN_MASK) | + CE_CTRL1_DST_RING_BYTE_SWAP_EN_SET(n)); +} + +static inline u32 ath10k_ce_dest_ring_read_index_get(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + return ath10k_pci_read32(ar, ce_ctrl_addr + CURRENT_DRRI_ADDRESS); +} + +static inline void ath10k_ce_dest_ring_base_addr_set(struct ath10k *ar, + u32 ce_ctrl_addr, + u32 addr) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + DR_BA_ADDRESS, addr); +} + +static inline void ath10k_ce_dest_ring_size_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + DR_SIZE_ADDRESS, n); +} + +static inline void ath10k_ce_src_ring_highmark_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 addr = ath10k_pci_read32(ar, ce_ctrl_addr + SRC_WATERMARK_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + SRC_WATERMARK_ADDRESS, + (addr & ~SRC_WATERMARK_HIGH_MASK) | + SRC_WATERMARK_HIGH_SET(n)); +} + +static inline void ath10k_ce_src_ring_lowmark_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 addr = ath10k_pci_read32(ar, ce_ctrl_addr + SRC_WATERMARK_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + SRC_WATERMARK_ADDRESS, + (addr & ~SRC_WATERMARK_LOW_MASK) | + SRC_WATERMARK_LOW_SET(n)); +} + +static inline void ath10k_ce_dest_ring_highmark_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 addr = ath10k_pci_read32(ar, ce_ctrl_addr + DST_WATERMARK_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + DST_WATERMARK_ADDRESS, + (addr & ~DST_WATERMARK_HIGH_MASK) | + DST_WATERMARK_HIGH_SET(n)); +} + +static inline void ath10k_ce_dest_ring_lowmark_set(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int n) +{ + u32 addr = ath10k_pci_read32(ar, ce_ctrl_addr + DST_WATERMARK_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + DST_WATERMARK_ADDRESS, + (addr & ~DST_WATERMARK_LOW_MASK) | + DST_WATERMARK_LOW_SET(n)); +} + +static inline void ath10k_ce_copy_complete_inter_enable(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + u32 host_ie_addr = ath10k_pci_read32(ar, + ce_ctrl_addr + HOST_IE_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + HOST_IE_ADDRESS, + host_ie_addr | HOST_IE_COPY_COMPLETE_MASK); +} + +static inline void ath10k_ce_copy_complete_intr_disable(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + u32 host_ie_addr = ath10k_pci_read32(ar, + ce_ctrl_addr + HOST_IE_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + HOST_IE_ADDRESS, + host_ie_addr & ~HOST_IE_COPY_COMPLETE_MASK); +} + +static inline void ath10k_ce_watermark_intr_disable(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + u32 host_ie_addr = ath10k_pci_read32(ar, + ce_ctrl_addr + HOST_IE_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + HOST_IE_ADDRESS, + host_ie_addr & ~CE_WATERMARK_MASK); +} + +static inline void ath10k_ce_error_intr_enable(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + u32 misc_ie_addr = ath10k_pci_read32(ar, + ce_ctrl_addr + MISC_IE_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + MISC_IE_ADDRESS, + misc_ie_addr | CE_ERROR_MASK); +} + +static inline void ath10k_ce_error_intr_disable(struct ath10k *ar, + u32 ce_ctrl_addr) +{ + u32 misc_ie_addr = ath10k_pci_read32(ar, + ce_ctrl_addr + MISC_IE_ADDRESS); + + ath10k_pci_write32(ar, ce_ctrl_addr + MISC_IE_ADDRESS, + misc_ie_addr & ~CE_ERROR_MASK); +} + +static inline void ath10k_ce_engine_int_status_clear(struct ath10k *ar, + u32 ce_ctrl_addr, + unsigned int mask) +{ + ath10k_pci_write32(ar, ce_ctrl_addr + HOST_IS_ADDRESS, mask); +} + + +/* + * Guts of ath10k_ce_send, used by both ath10k_ce_send and + * ath10k_ce_sendlist_send. + * The caller takes responsibility for any needed locking. + */ +int ath10k_ce_send_nolock(struct ath10k_ce_pipe *ce_state, + void *per_transfer_context, + u32 buffer, + unsigned int nbytes, + unsigned int transfer_id, + unsigned int flags) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + struct ce_desc *desc, *sdesc; + unsigned int nentries_mask = src_ring->nentries_mask; + unsigned int sw_index = src_ring->sw_index; + unsigned int write_index = src_ring->write_index; + u32 ctrl_addr = ce_state->ctrl_addr; + u32 desc_flags = 0; + int ret = 0; + + if (nbytes > ce_state->src_sz_max) + ath10k_warn("%s: send more we can (nbytes: %d, max: %d)\n", + __func__, nbytes, ce_state->src_sz_max); + + ret = ath10k_pci_wake(ar); + if (ret) + return ret; + + if (unlikely(CE_RING_DELTA(nentries_mask, + write_index, sw_index - 1) <= 0)) { + ret = -ENOSR; + goto exit; + } + + desc = CE_SRC_RING_TO_DESC(src_ring->base_addr_owner_space, + write_index); + sdesc = CE_SRC_RING_TO_DESC(src_ring->shadow_base, write_index); + + desc_flags |= SM(transfer_id, CE_DESC_FLAGS_META_DATA); + + if (flags & CE_SEND_FLAG_GATHER) + desc_flags |= CE_DESC_FLAGS_GATHER; + if (flags & CE_SEND_FLAG_BYTE_SWAP) + desc_flags |= CE_DESC_FLAGS_BYTE_SWAP; + + sdesc->addr = __cpu_to_le32(buffer); + sdesc->nbytes = __cpu_to_le16(nbytes); + sdesc->flags = __cpu_to_le16(desc_flags); + + *desc = *sdesc; + + src_ring->per_transfer_context[write_index] = per_transfer_context; + + /* Update Source Ring Write Index */ + write_index = CE_RING_IDX_INCR(nentries_mask, write_index); + + /* WORKAROUND */ + if (!(flags & CE_SEND_FLAG_GATHER)) + ath10k_ce_src_ring_write_index_set(ar, ctrl_addr, write_index); + + src_ring->write_index = write_index; +exit: + ath10k_pci_sleep(ar); + return ret; +} + +void __ath10k_ce_send_revert(struct ath10k_ce_pipe *pipe) +{ + struct ath10k *ar = pipe->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_ring *src_ring = pipe->src_ring; + u32 ctrl_addr = pipe->ctrl_addr; + + lockdep_assert_held(&ar_pci->ce_lock); + + /* + * This function must be called only if there is an incomplete + * scatter-gather transfer (before index register is updated) + * that needs to be cleaned up. + */ + if (WARN_ON_ONCE(src_ring->write_index == src_ring->sw_index)) + return; + + if (WARN_ON_ONCE(src_ring->write_index == + ath10k_ce_src_ring_write_index_get(ar, ctrl_addr))) + return; + + src_ring->write_index--; + src_ring->write_index &= src_ring->nentries_mask; + + src_ring->per_transfer_context[src_ring->write_index] = NULL; +} + +int ath10k_ce_send(struct ath10k_ce_pipe *ce_state, + void *per_transfer_context, + u32 buffer, + unsigned int nbytes, + unsigned int transfer_id, + unsigned int flags) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + spin_lock_bh(&ar_pci->ce_lock); + ret = ath10k_ce_send_nolock(ce_state, per_transfer_context, + buffer, nbytes, transfer_id, flags); + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +int ath10k_ce_num_free_src_entries(struct ath10k_ce_pipe *pipe) +{ + struct ath10k *ar = pipe->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int delta; + + spin_lock_bh(&ar_pci->ce_lock); + delta = CE_RING_DELTA(pipe->src_ring->nentries_mask, + pipe->src_ring->write_index, + pipe->src_ring->sw_index - 1); + spin_unlock_bh(&ar_pci->ce_lock); + + return delta; +} + +int ath10k_ce_recv_buf_enqueue(struct ath10k_ce_pipe *ce_state, + void *per_recv_context, + u32 buffer) +{ + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; + u32 ctrl_addr = ce_state->ctrl_addr; + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + unsigned int nentries_mask = dest_ring->nentries_mask; + unsigned int write_index; + unsigned int sw_index; + int ret; + + spin_lock_bh(&ar_pci->ce_lock); + write_index = dest_ring->write_index; + sw_index = dest_ring->sw_index; + + ret = ath10k_pci_wake(ar); + if (ret) + goto out; + + if (CE_RING_DELTA(nentries_mask, write_index, sw_index - 1) > 0) { + struct ce_desc *base = dest_ring->base_addr_owner_space; + struct ce_desc *desc = CE_DEST_RING_TO_DESC(base, write_index); + + /* Update destination descriptor */ + desc->addr = __cpu_to_le32(buffer); + desc->nbytes = 0; + + dest_ring->per_transfer_context[write_index] = + per_recv_context; + + /* Update Destination Ring Write Index */ + write_index = CE_RING_IDX_INCR(nentries_mask, write_index); + ath10k_ce_dest_ring_write_index_set(ar, ctrl_addr, write_index); + dest_ring->write_index = write_index; + ret = 0; + } else { + ret = -EIO; + } + ath10k_pci_sleep(ar); + +out: + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +/* + * Guts of ath10k_ce_completed_recv_next. + * The caller takes responsibility for any necessary locking. + */ +static int ath10k_ce_completed_recv_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp, + unsigned int *flagsp) +{ + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; + unsigned int nentries_mask = dest_ring->nentries_mask; + unsigned int sw_index = dest_ring->sw_index; + + struct ce_desc *base = dest_ring->base_addr_owner_space; + struct ce_desc *desc = CE_DEST_RING_TO_DESC(base, sw_index); + struct ce_desc sdesc; + u16 nbytes; + + /* Copy in one go for performance reasons */ + sdesc = *desc; + + nbytes = __le16_to_cpu(sdesc.nbytes); + if (nbytes == 0) { + /* + * This closes a relatively unusual race where the Host + * sees the updated DRRI before the update to the + * corresponding descriptor has completed. We treat this + * as a descriptor that is not yet done. + */ + return -EIO; + } + + desc->nbytes = 0; + + /* Return data from completed destination descriptor */ + *bufferp = __le32_to_cpu(sdesc.addr); + *nbytesp = nbytes; + *transfer_idp = MS(__le16_to_cpu(sdesc.flags), CE_DESC_FLAGS_META_DATA); + + if (__le16_to_cpu(sdesc.flags) & CE_DESC_FLAGS_BYTE_SWAP) + *flagsp = CE_RECV_FLAG_SWAPPED; + else + *flagsp = 0; + + if (per_transfer_contextp) + *per_transfer_contextp = + dest_ring->per_transfer_context[sw_index]; + + /* sanity */ + dest_ring->per_transfer_context[sw_index] = NULL; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + dest_ring->sw_index = sw_index; + + return 0; +} + +int ath10k_ce_completed_recv_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp, + unsigned int *flagsp) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + spin_lock_bh(&ar_pci->ce_lock); + ret = ath10k_ce_completed_recv_next_nolock(ce_state, + per_transfer_contextp, + bufferp, nbytesp, + transfer_idp, flagsp); + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp) +{ + struct ath10k_ce_ring *dest_ring; + unsigned int nentries_mask; + unsigned int sw_index; + unsigned int write_index; + int ret; + struct ath10k *ar; + struct ath10k_pci *ar_pci; + + dest_ring = ce_state->dest_ring; + + if (!dest_ring) + return -EIO; + + ar = ce_state->ar; + ar_pci = ath10k_pci_priv(ar); + + spin_lock_bh(&ar_pci->ce_lock); + + nentries_mask = dest_ring->nentries_mask; + sw_index = dest_ring->sw_index; + write_index = dest_ring->write_index; + if (write_index != sw_index) { + struct ce_desc *base = dest_ring->base_addr_owner_space; + struct ce_desc *desc = CE_DEST_RING_TO_DESC(base, sw_index); + + /* Return data from completed destination descriptor */ + *bufferp = __le32_to_cpu(desc->addr); + + if (per_transfer_contextp) + *per_transfer_contextp = + dest_ring->per_transfer_context[sw_index]; + + /* sanity */ + dest_ring->per_transfer_context[sw_index] = NULL; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + dest_ring->sw_index = sw_index; + ret = 0; + } else { + ret = -EIO; + } + + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +/* + * Guts of ath10k_ce_completed_send_next. + * The caller takes responsibility for any necessary locking. + */ +static int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp) +{ + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + u32 ctrl_addr = ce_state->ctrl_addr; + struct ath10k *ar = ce_state->ar; + unsigned int nentries_mask = src_ring->nentries_mask; + unsigned int sw_index = src_ring->sw_index; + struct ce_desc *sdesc, *sbase; + unsigned int read_index; + int ret; + + if (src_ring->hw_index == sw_index) { + /* + * The SW completion index has caught up with the cached + * version of the HW completion index. + * Update the cached HW completion index to see whether + * the SW has really caught up to the HW, or if the cached + * value of the HW index has become stale. + */ + + ret = ath10k_pci_wake(ar); + if (ret) + return ret; + + src_ring->hw_index = + ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + src_ring->hw_index &= nentries_mask; + + ath10k_pci_sleep(ar); + } + + read_index = src_ring->hw_index; + + if ((read_index == sw_index) || (read_index == 0xffffffff)) + return -EIO; + + sbase = src_ring->shadow_base; + sdesc = CE_SRC_RING_TO_DESC(sbase, sw_index); + + /* Return data from completed source descriptor */ + *bufferp = __le32_to_cpu(sdesc->addr); + *nbytesp = __le16_to_cpu(sdesc->nbytes); + *transfer_idp = MS(__le16_to_cpu(sdesc->flags), + CE_DESC_FLAGS_META_DATA); + + if (per_transfer_contextp) + *per_transfer_contextp = + src_ring->per_transfer_context[sw_index]; + + /* sanity */ + src_ring->per_transfer_context[sw_index] = NULL; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + src_ring->sw_index = sw_index; + + return 0; +} + +/* NB: Modeled after ath10k_ce_completed_send_next */ +int ath10k_ce_cancel_send_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp) +{ + struct ath10k_ce_ring *src_ring; + unsigned int nentries_mask; + unsigned int sw_index; + unsigned int write_index; + int ret; + struct ath10k *ar; + struct ath10k_pci *ar_pci; + + src_ring = ce_state->src_ring; + + if (!src_ring) + return -EIO; + + ar = ce_state->ar; + ar_pci = ath10k_pci_priv(ar); + + spin_lock_bh(&ar_pci->ce_lock); + + nentries_mask = src_ring->nentries_mask; + sw_index = src_ring->sw_index; + write_index = src_ring->write_index; + + if (write_index != sw_index) { + struct ce_desc *base = src_ring->base_addr_owner_space; + struct ce_desc *desc = CE_SRC_RING_TO_DESC(base, sw_index); + + /* Return data from completed source descriptor */ + *bufferp = __le32_to_cpu(desc->addr); + *nbytesp = __le16_to_cpu(desc->nbytes); + *transfer_idp = MS(__le16_to_cpu(desc->flags), + CE_DESC_FLAGS_META_DATA); + + if (per_transfer_contextp) + *per_transfer_contextp = + src_ring->per_transfer_context[sw_index]; + + /* sanity */ + src_ring->per_transfer_context[sw_index] = NULL; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + src_ring->sw_index = sw_index; + ret = 0; + } else { + ret = -EIO; + } + + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + spin_lock_bh(&ar_pci->ce_lock); + ret = ath10k_ce_completed_send_next_nolock(ce_state, + per_transfer_contextp, + bufferp, nbytesp, + transfer_idp); + spin_unlock_bh(&ar_pci->ce_lock); + + return ret; +} + +/* + * Guts of interrupt handler for per-engine interrupts on a particular CE. + * + * Invokes registered callbacks for recv_complete, + * send_complete, and watermarks. + */ +void ath10k_ce_per_engine_service(struct ath10k *ar, unsigned int ce_id) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + u32 ctrl_addr = ce_state->ctrl_addr; + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; + + spin_lock_bh(&ar_pci->ce_lock); + + /* Clear the copy-complete interrupts that will be handled here. */ + ath10k_ce_engine_int_status_clear(ar, ctrl_addr, + HOST_IS_COPY_COMPLETE_MASK); + + spin_unlock_bh(&ar_pci->ce_lock); + + if (ce_state->recv_cb) + ce_state->recv_cb(ce_state); + + if (ce_state->send_cb) + ce_state->send_cb(ce_state); + + spin_lock_bh(&ar_pci->ce_lock); + + /* + * Misc CE interrupts are not being handled, but still need + * to be cleared. + */ + ath10k_ce_engine_int_status_clear(ar, ctrl_addr, CE_WATERMARK_MASK); + + spin_unlock_bh(&ar_pci->ce_lock); + ath10k_pci_sleep(ar); +} + +/* + * Handler for per-engine interrupts on ALL active CEs. + * This is used in cases where the system is sharing a + * single interrput for all CEs + */ + +void ath10k_ce_per_engine_service_any(struct ath10k *ar) +{ + int ce_id, ret; + u32 intr_summary; + + ret = ath10k_pci_wake(ar); + if (ret) + return; + + intr_summary = CE_INTERRUPT_SUMMARY(ar); + + for (ce_id = 0; intr_summary && (ce_id < CE_COUNT); ce_id++) { + if (intr_summary & (1 << ce_id)) + intr_summary &= ~(1 << ce_id); + else + /* no intr pending on this CE */ + continue; + + ath10k_ce_per_engine_service(ar, ce_id); + } + + ath10k_pci_sleep(ar); +} + +/* + * Adjust interrupts for the copy complete handler. + * If it's needed for either send or recv, then unmask + * this interrupt; otherwise, mask it. + * + * Called with ce_lock held. + */ +static void ath10k_ce_per_engine_handler_adjust(struct ath10k_ce_pipe *ce_state, + int disable_copy_compl_intr) +{ + u32 ctrl_addr = ce_state->ctrl_addr; + struct ath10k *ar = ce_state->ar; + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; + + if ((!disable_copy_compl_intr) && + (ce_state->send_cb || ce_state->recv_cb)) + ath10k_ce_copy_complete_inter_enable(ar, ctrl_addr); + else + ath10k_ce_copy_complete_intr_disable(ar, ctrl_addr); + + ath10k_ce_watermark_intr_disable(ar, ctrl_addr); + + ath10k_pci_sleep(ar); +} + +int ath10k_ce_disable_interrupts(struct ath10k *ar) +{ + int ce_id, ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return ret; + + for (ce_id = 0; ce_id < CE_COUNT; ce_id++) { + u32 ctrl_addr = ath10k_ce_base_address(ce_id); + + ath10k_ce_copy_complete_intr_disable(ar, ctrl_addr); + ath10k_ce_error_intr_disable(ar, ctrl_addr); + ath10k_ce_watermark_intr_disable(ar, ctrl_addr); + } + + ath10k_pci_sleep(ar); + + return 0; +} + +void ath10k_ce_send_cb_register(struct ath10k_ce_pipe *ce_state, + void (*send_cb)(struct ath10k_ce_pipe *), + int disable_interrupts) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + spin_lock_bh(&ar_pci->ce_lock); + ce_state->send_cb = send_cb; + ath10k_ce_per_engine_handler_adjust(ce_state, disable_interrupts); + spin_unlock_bh(&ar_pci->ce_lock); +} + +void ath10k_ce_recv_cb_register(struct ath10k_ce_pipe *ce_state, + void (*recv_cb)(struct ath10k_ce_pipe *)) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + spin_lock_bh(&ar_pci->ce_lock); + ce_state->recv_cb = recv_cb; + ath10k_ce_per_engine_handler_adjust(ce_state, 0); + spin_unlock_bh(&ar_pci->ce_lock); +} + +static int ath10k_ce_init_src_ring(struct ath10k *ar, + unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + u32 nentries, ctrl_addr = ath10k_ce_base_address(ce_id); + + nentries = roundup_pow_of_two(attr->src_nentries); + + memset(src_ring->per_transfer_context, 0, + nentries * sizeof(*src_ring->per_transfer_context)); + + src_ring->sw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + src_ring->sw_index &= src_ring->nentries_mask; + src_ring->hw_index = src_ring->sw_index; + + src_ring->write_index = + ath10k_ce_src_ring_write_index_get(ar, ctrl_addr); + src_ring->write_index &= src_ring->nentries_mask; + + ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, + src_ring->base_addr_ce_space); + ath10k_ce_src_ring_size_set(ar, ctrl_addr, nentries); + ath10k_ce_src_ring_dmax_set(ar, ctrl_addr, attr->src_sz_max); + ath10k_ce_src_ring_byte_swap_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_lowmark_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, nentries); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot init ce src ring id %d entries %d base_addr %p\n", + ce_id, nentries, src_ring->base_addr_owner_space); + + return 0; +} + +static int ath10k_ce_init_dest_ring(struct ath10k *ar, + unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; + u32 nentries, ctrl_addr = ath10k_ce_base_address(ce_id); + + nentries = roundup_pow_of_two(attr->dest_nentries); + + memset(dest_ring->per_transfer_context, 0, + nentries * sizeof(*dest_ring->per_transfer_context)); + + dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr); + dest_ring->sw_index &= dest_ring->nentries_mask; + dest_ring->write_index = + ath10k_ce_dest_ring_write_index_get(ar, ctrl_addr); + dest_ring->write_index &= dest_ring->nentries_mask; + + ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, + dest_ring->base_addr_ce_space); + ath10k_ce_dest_ring_size_set(ar, ctrl_addr, nentries); + ath10k_ce_dest_ring_byte_swap_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_lowmark_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, nentries); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot ce dest ring id %d entries %d base_addr %p\n", + ce_id, nentries, dest_ring->base_addr_owner_space); + + return 0; +} + +static struct ath10k_ce_ring * +ath10k_ce_alloc_src_ring(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_ce_ring *src_ring; + u32 nentries = attr->src_nentries; + dma_addr_t base_addr; + + nentries = roundup_pow_of_two(nentries); + + src_ring = kzalloc(sizeof(*src_ring) + + (nentries * + sizeof(*src_ring->per_transfer_context)), + GFP_KERNEL); + if (src_ring == NULL) + return ERR_PTR(-ENOMEM); + + src_ring->nentries = nentries; + src_ring->nentries_mask = nentries - 1; + + /* + * Legacy platforms that do not support cache + * coherent DMA are unsupported + */ + src_ring->base_addr_owner_space_unaligned = + dma_alloc_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + &base_addr, GFP_KERNEL); + if (!src_ring->base_addr_owner_space_unaligned) { + kfree(src_ring); + return ERR_PTR(-ENOMEM); + } + + src_ring->base_addr_ce_space_unaligned = base_addr; + + src_ring->base_addr_owner_space = PTR_ALIGN( + src_ring->base_addr_owner_space_unaligned, + CE_DESC_RING_ALIGN); + src_ring->base_addr_ce_space = ALIGN( + src_ring->base_addr_ce_space_unaligned, + CE_DESC_RING_ALIGN); + + /* + * Also allocate a shadow src ring in regular + * mem to use for faster access. + */ + src_ring->shadow_base_unaligned = + kmalloc((nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), GFP_KERNEL); + if (!src_ring->shadow_base_unaligned) { + dma_free_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + src_ring->base_addr_owner_space, + src_ring->base_addr_ce_space); + kfree(src_ring); + return ERR_PTR(-ENOMEM); + } + + src_ring->shadow_base = PTR_ALIGN( + src_ring->shadow_base_unaligned, + CE_DESC_RING_ALIGN); + + return src_ring; +} + +static struct ath10k_ce_ring * +ath10k_ce_alloc_dest_ring(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_ce_ring *dest_ring; + u32 nentries; + dma_addr_t base_addr; + + nentries = roundup_pow_of_two(attr->dest_nentries); + + dest_ring = kzalloc(sizeof(*dest_ring) + + (nentries * + sizeof(*dest_ring->per_transfer_context)), + GFP_KERNEL); + if (dest_ring == NULL) + return ERR_PTR(-ENOMEM); + + dest_ring->nentries = nentries; + dest_ring->nentries_mask = nentries - 1; + + /* + * Legacy platforms that do not support cache + * coherent DMA are unsupported + */ + dest_ring->base_addr_owner_space_unaligned = + dma_alloc_coherent(ar->dev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + &base_addr, GFP_KERNEL); + if (!dest_ring->base_addr_owner_space_unaligned) { + kfree(dest_ring); + return ERR_PTR(-ENOMEM); + } + + dest_ring->base_addr_ce_space_unaligned = base_addr; + + /* + * Correctly initialize memory to 0 to prevent garbage + * data crashing system when download firmware + */ + memset(dest_ring->base_addr_owner_space_unaligned, 0, + nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN); + + dest_ring->base_addr_owner_space = PTR_ALIGN( + dest_ring->base_addr_owner_space_unaligned, + CE_DESC_RING_ALIGN); + dest_ring->base_addr_ce_space = ALIGN( + dest_ring->base_addr_ce_space_unaligned, + CE_DESC_RING_ALIGN); + + return dest_ring; +} + +/* + * Initialize a Copy Engine based on caller-supplied attributes. + * This may be called once to initialize both source and destination + * rings or it may be called twice for separate source and destination + * initialization. It may be that only one side or the other is + * initialized by software/firmware. + */ +int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + int ret; + + /* + * Make sure there's enough CE ringbuffer entries for HTT TX to avoid + * additional TX locking checks. + * + * For the lack of a better place do the check here. + */ + BUILD_BUG_ON(2*TARGET_NUM_MSDU_DESC > + (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); + BUILD_BUG_ON(2*TARGET_10X_NUM_MSDU_DESC > + (CE_HTT_H2T_MSG_SRC_NENTRIES - 1)); + + ret = ath10k_pci_wake(ar); + if (ret) + return ret; + + spin_lock_bh(&ar_pci->ce_lock); + ce_state->ar = ar; + ce_state->id = ce_id; + ce_state->ctrl_addr = ath10k_ce_base_address(ce_id); + ce_state->attr_flags = attr->flags; + ce_state->src_sz_max = attr->src_sz_max; + spin_unlock_bh(&ar_pci->ce_lock); + + if (attr->src_nentries) { + ret = ath10k_ce_init_src_ring(ar, ce_id, attr); + if (ret) { + ath10k_err("Failed to initialize CE src ring for ID: %d (%d)\n", + ce_id, ret); + goto out; + } + } + + if (attr->dest_nentries) { + ret = ath10k_ce_init_dest_ring(ar, ce_id, attr); + if (ret) { + ath10k_err("Failed to initialize CE dest ring for ID: %d (%d)\n", + ce_id, ret); + goto out; + } + } + +out: + ath10k_pci_sleep(ar); + return ret; +} + +static void ath10k_ce_deinit_src_ring(struct ath10k *ar, unsigned int ce_id) +{ + u32 ctrl_addr = ath10k_ce_base_address(ce_id); + + ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_size_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_dmax_set(ar, ctrl_addr, 0); + ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, 0); +} + +static void ath10k_ce_deinit_dest_ring(struct ath10k *ar, unsigned int ce_id) +{ + u32 ctrl_addr = ath10k_ce_base_address(ce_id); + + ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_size_set(ar, ctrl_addr, 0); + ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, 0); +} + +void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id) +{ + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; + + ath10k_ce_deinit_src_ring(ar, ce_id); + ath10k_ce_deinit_dest_ring(ar, ce_id); + + ath10k_pci_sleep(ar); +} + +int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, + const struct ce_attr *attr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + int ret; + + if (attr->src_nentries) { + ce_state->src_ring = ath10k_ce_alloc_src_ring(ar, ce_id, attr); + if (IS_ERR(ce_state->src_ring)) { + ret = PTR_ERR(ce_state->src_ring); + ath10k_err("failed to allocate copy engine source ring %d: %d\n", + ce_id, ret); + ce_state->src_ring = NULL; + return ret; + } + } + + if (attr->dest_nentries) { + ce_state->dest_ring = ath10k_ce_alloc_dest_ring(ar, ce_id, + attr); + if (IS_ERR(ce_state->dest_ring)) { + ret = PTR_ERR(ce_state->dest_ring); + ath10k_err("failed to allocate copy engine destination ring %d: %d\n", + ce_id, ret); + ce_state->dest_ring = NULL; + return ret; + } + } + + return 0; +} + +void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; + + if (ce_state->src_ring) { + kfree(ce_state->src_ring->shadow_base_unaligned); + dma_free_coherent(ar->dev, + (ce_state->src_ring->nentries * + sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + ce_state->src_ring->base_addr_owner_space, + ce_state->src_ring->base_addr_ce_space); + kfree(ce_state->src_ring); + } + + if (ce_state->dest_ring) { + dma_free_coherent(ar->dev, + (ce_state->dest_ring->nentries * + sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + ce_state->dest_ring->base_addr_owner_space, + ce_state->dest_ring->base_addr_ce_space); + kfree(ce_state->dest_ring); + } + + ce_state->src_ring = NULL; + ce_state->dest_ring = NULL; +} diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h new file mode 100644 index 00000000000..7a5a36fc59c --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -0,0 +1,442 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _CE_H_ +#define _CE_H_ + +#include "hif.h" + + +/* Maximum number of Copy Engine's supported */ +#define CE_COUNT_MAX 8 +#define CE_HTT_H2T_MSG_SRC_NENTRIES 4096 + +/* Descriptor rings must be aligned to this boundary */ +#define CE_DESC_RING_ALIGN 8 +#define CE_SEND_FLAG_GATHER 0x00010000 + +/* + * Copy Engine support: low-level Target-side Copy Engine API. + * This is a hardware access layer used by code that understands + * how to use copy engines. + */ + +struct ath10k_ce_pipe; + + +#define CE_DESC_FLAGS_GATHER (1 << 0) +#define CE_DESC_FLAGS_BYTE_SWAP (1 << 1) +#define CE_DESC_FLAGS_META_DATA_MASK 0xFFFC +#define CE_DESC_FLAGS_META_DATA_LSB 3 + +struct ce_desc { + __le32 addr; + __le16 nbytes; + __le16 flags; /* %CE_DESC_FLAGS_ */ +}; + +struct ath10k_ce_ring { + /* Number of entries in this ring; must be power of 2 */ + unsigned int nentries; + unsigned int nentries_mask; + + /* + * For dest ring, this is the next index to be processed + * by software after it was/is received into. + * + * For src ring, this is the last descriptor that was sent + * and completion processed by software. + * + * Regardless of src or dest ring, this is an invariant + * (modulo ring size): + * write index >= read index >= sw_index + */ + unsigned int sw_index; + /* cached copy */ + unsigned int write_index; + /* + * For src ring, this is the next index not yet processed by HW. + * This is a cached copy of the real HW index (read index), used + * for avoiding reading the HW index register more often than + * necessary. + * This extends the invariant: + * write index >= read index >= hw_index >= sw_index + * + * For dest ring, this is currently unused. + */ + /* cached copy */ + unsigned int hw_index; + + /* Start of DMA-coherent area reserved for descriptors */ + /* Host address space */ + void *base_addr_owner_space_unaligned; + /* CE address space */ + u32 base_addr_ce_space_unaligned; + + /* + * Actual start of descriptors. + * Aligned to descriptor-size boundary. + * Points into reserved DMA-coherent area, above. + */ + /* Host address space */ + void *base_addr_owner_space; + + /* CE address space */ + u32 base_addr_ce_space; + /* + * Start of shadow copy of descriptors, within regular memory. + * Aligned to descriptor-size boundary. + */ + void *shadow_base_unaligned; + struct ce_desc *shadow_base; + + /* keep last */ + void *per_transfer_context[0]; +}; + +struct ath10k_ce_pipe { + struct ath10k *ar; + unsigned int id; + + unsigned int attr_flags; + + u32 ctrl_addr; + + void (*send_cb)(struct ath10k_ce_pipe *); + void (*recv_cb)(struct ath10k_ce_pipe *); + + unsigned int src_sz_max; + struct ath10k_ce_ring *src_ring; + struct ath10k_ce_ring *dest_ring; +}; + +/* Copy Engine settable attributes */ +struct ce_attr; + +/*==================Send====================*/ + +/* ath10k_ce_send flags */ +#define CE_SEND_FLAG_BYTE_SWAP 1 + +/* + * Queue a source buffer to be sent to an anonymous destination buffer. + * ce - which copy engine to use + * buffer - address of buffer + * nbytes - number of bytes to send + * transfer_id - arbitrary ID; reflected to destination + * flags - CE_SEND_FLAG_* values + * Returns 0 on success; otherwise an error status. + * + * Note: If no flags are specified, use CE's default data swap mode. + * + * Implementation note: pushes 1 buffer to Source ring + */ +int ath10k_ce_send(struct ath10k_ce_pipe *ce_state, + void *per_transfer_send_context, + u32 buffer, + unsigned int nbytes, + /* 14 bits */ + unsigned int transfer_id, + unsigned int flags); + +int ath10k_ce_send_nolock(struct ath10k_ce_pipe *ce_state, + void *per_transfer_context, + u32 buffer, + unsigned int nbytes, + unsigned int transfer_id, + unsigned int flags); + +void __ath10k_ce_send_revert(struct ath10k_ce_pipe *pipe); + +void ath10k_ce_send_cb_register(struct ath10k_ce_pipe *ce_state, + void (*send_cb)(struct ath10k_ce_pipe *), + int disable_interrupts); + +int ath10k_ce_num_free_src_entries(struct ath10k_ce_pipe *pipe); + +/*==================Recv=======================*/ + +/* + * Make a buffer available to receive. The buffer must be at least of a + * minimal size appropriate for this copy engine (src_sz_max attribute). + * ce - which copy engine to use + * per_transfer_recv_context - context passed back to caller's recv_cb + * buffer - address of buffer in CE space + * Returns 0 on success; otherwise an error status. + * + * Implemenation note: Pushes a buffer to Dest ring. + */ +int ath10k_ce_recv_buf_enqueue(struct ath10k_ce_pipe *ce_state, + void *per_transfer_recv_context, + u32 buffer); + +void ath10k_ce_recv_cb_register(struct ath10k_ce_pipe *ce_state, + void (*recv_cb)(struct ath10k_ce_pipe *)); + +/* recv flags */ +/* Data is byte-swapped */ +#define CE_RECV_FLAG_SWAPPED 1 + +/* + * Supply data for the next completed unprocessed receive descriptor. + * Pops buffer from Dest ring. + */ +int ath10k_ce_completed_recv_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp, + unsigned int *flagsp); +/* + * Supply data for the next completed unprocessed send descriptor. + * Pops 1 completed send buffer from Source ring. + */ +int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp); + +/*==================CE Engine Initialization=======================*/ + +int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id, + const struct ce_attr *attr); +void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id); +int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id, + const struct ce_attr *attr); +void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id); + +/*==================CE Engine Shutdown=======================*/ +/* + * Support clean shutdown by allowing the caller to revoke + * receive buffers. Target DMA must be stopped before using + * this API. + */ +int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp); + +/* + * Support clean shutdown by allowing the caller to cancel + * pending sends. Target DMA must be stopped before using + * this API. + */ +int ath10k_ce_cancel_send_next(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp, + u32 *bufferp, + unsigned int *nbytesp, + unsigned int *transfer_idp); + +/*==================CE Interrupt Handlers====================*/ +void ath10k_ce_per_engine_service_any(struct ath10k *ar); +void ath10k_ce_per_engine_service(struct ath10k *ar, unsigned int ce_id); +int ath10k_ce_disable_interrupts(struct ath10k *ar); + +/* ce_attr.flags values */ +/* Use NonSnooping PCIe accesses? */ +#define CE_ATTR_NO_SNOOP 1 + +/* Byte swap data words */ +#define CE_ATTR_BYTE_SWAP_DATA 2 + +/* Swizzle descriptors? */ +#define CE_ATTR_SWIZZLE_DESCRIPTORS 4 + +/* no interrupt on copy completion */ +#define CE_ATTR_DIS_INTR 8 + +/* Attributes of an instance of a Copy Engine */ +struct ce_attr { + /* CE_ATTR_* values */ + unsigned int flags; + + /* #entries in source ring - Must be a power of 2 */ + unsigned int src_nentries; + + /* + * Max source send size for this CE. + * This is also the minimum size of a destination buffer. + */ + unsigned int src_sz_max; + + /* #entries in destination ring - Must be a power of 2 */ + unsigned int dest_nentries; +}; + +#define SR_BA_ADDRESS 0x0000 +#define SR_SIZE_ADDRESS 0x0004 +#define DR_BA_ADDRESS 0x0008 +#define DR_SIZE_ADDRESS 0x000c +#define CE_CMD_ADDRESS 0x0018 + +#define CE_CTRL1_DST_RING_BYTE_SWAP_EN_MSB 17 +#define CE_CTRL1_DST_RING_BYTE_SWAP_EN_LSB 17 +#define CE_CTRL1_DST_RING_BYTE_SWAP_EN_MASK 0x00020000 +#define CE_CTRL1_DST_RING_BYTE_SWAP_EN_SET(x) \ + (((0 | (x)) << CE_CTRL1_DST_RING_BYTE_SWAP_EN_LSB) & \ + CE_CTRL1_DST_RING_BYTE_SWAP_EN_MASK) + +#define CE_CTRL1_SRC_RING_BYTE_SWAP_EN_MSB 16 +#define CE_CTRL1_SRC_RING_BYTE_SWAP_EN_LSB 16 +#define CE_CTRL1_SRC_RING_BYTE_SWAP_EN_MASK 0x00010000 +#define CE_CTRL1_SRC_RING_BYTE_SWAP_EN_GET(x) \ + (((x) & CE_CTRL1_SRC_RING_BYTE_SWAP_EN_MASK) >> \ + CE_CTRL1_SRC_RING_BYTE_SWAP_EN_LSB) +#define CE_CTRL1_SRC_RING_BYTE_SWAP_EN_SET(x) \ + (((0 | (x)) << CE_CTRL1_SRC_RING_BYTE_SWAP_EN_LSB) & \ + CE_CTRL1_SRC_RING_BYTE_SWAP_EN_MASK) + +#define CE_CTRL1_DMAX_LENGTH_MSB 15 +#define CE_CTRL1_DMAX_LENGTH_LSB 0 +#define CE_CTRL1_DMAX_LENGTH_MASK 0x0000ffff +#define CE_CTRL1_DMAX_LENGTH_GET(x) \ + (((x) & CE_CTRL1_DMAX_LENGTH_MASK) >> CE_CTRL1_DMAX_LENGTH_LSB) +#define CE_CTRL1_DMAX_LENGTH_SET(x) \ + (((0 | (x)) << CE_CTRL1_DMAX_LENGTH_LSB) & CE_CTRL1_DMAX_LENGTH_MASK) + +#define CE_CTRL1_ADDRESS 0x0010 +#define CE_CTRL1_HW_MASK 0x0007ffff +#define CE_CTRL1_SW_MASK 0x0007ffff +#define CE_CTRL1_HW_WRITE_MASK 0x00000000 +#define CE_CTRL1_SW_WRITE_MASK 0x0007ffff +#define CE_CTRL1_RSTMASK 0xffffffff +#define CE_CTRL1_RESET 0x00000080 + +#define CE_CMD_HALT_STATUS_MSB 3 +#define CE_CMD_HALT_STATUS_LSB 3 +#define CE_CMD_HALT_STATUS_MASK 0x00000008 +#define CE_CMD_HALT_STATUS_GET(x) \ + (((x) & CE_CMD_HALT_STATUS_MASK) >> CE_CMD_HALT_STATUS_LSB) +#define CE_CMD_HALT_STATUS_SET(x) \ + (((0 | (x)) << CE_CMD_HALT_STATUS_LSB) & CE_CMD_HALT_STATUS_MASK) +#define CE_CMD_HALT_STATUS_RESET 0 +#define CE_CMD_HALT_MSB 0 +#define CE_CMD_HALT_MASK 0x00000001 + +#define HOST_IE_COPY_COMPLETE_MSB 0 +#define HOST_IE_COPY_COMPLETE_LSB 0 +#define HOST_IE_COPY_COMPLETE_MASK 0x00000001 +#define HOST_IE_COPY_COMPLETE_GET(x) \ + (((x) & HOST_IE_COPY_COMPLETE_MASK) >> HOST_IE_COPY_COMPLETE_LSB) +#define HOST_IE_COPY_COMPLETE_SET(x) \ + (((0 | (x)) << HOST_IE_COPY_COMPLETE_LSB) & HOST_IE_COPY_COMPLETE_MASK) +#define HOST_IE_COPY_COMPLETE_RESET 0 +#define HOST_IE_ADDRESS 0x002c + +#define HOST_IS_DST_RING_LOW_WATERMARK_MASK 0x00000010 +#define HOST_IS_DST_RING_HIGH_WATERMARK_MASK 0x00000008 +#define HOST_IS_SRC_RING_LOW_WATERMARK_MASK 0x00000004 +#define HOST_IS_SRC_RING_HIGH_WATERMARK_MASK 0x00000002 +#define HOST_IS_COPY_COMPLETE_MASK 0x00000001 +#define HOST_IS_ADDRESS 0x0030 + +#define MISC_IE_ADDRESS 0x0034 + +#define MISC_IS_AXI_ERR_MASK 0x00000400 + +#define MISC_IS_DST_ADDR_ERR_MASK 0x00000200 +#define MISC_IS_SRC_LEN_ERR_MASK 0x00000100 +#define MISC_IS_DST_MAX_LEN_VIO_MASK 0x00000080 +#define MISC_IS_DST_RING_OVERFLOW_MASK 0x00000040 +#define MISC_IS_SRC_RING_OVERFLOW_MASK 0x00000020 + +#define MISC_IS_ADDRESS 0x0038 + +#define SR_WR_INDEX_ADDRESS 0x003c + +#define DST_WR_INDEX_ADDRESS 0x0040 + +#define CURRENT_SRRI_ADDRESS 0x0044 + +#define CURRENT_DRRI_ADDRESS 0x0048 + +#define SRC_WATERMARK_LOW_MSB 31 +#define SRC_WATERMARK_LOW_LSB 16 +#define SRC_WATERMARK_LOW_MASK 0xffff0000 +#define SRC_WATERMARK_LOW_GET(x) \ + (((x) & SRC_WATERMARK_LOW_MASK) >> SRC_WATERMARK_LOW_LSB) +#define SRC_WATERMARK_LOW_SET(x) \ + (((0 | (x)) << SRC_WATERMARK_LOW_LSB) & SRC_WATERMARK_LOW_MASK) +#define SRC_WATERMARK_LOW_RESET 0 +#define SRC_WATERMARK_HIGH_MSB 15 +#define SRC_WATERMARK_HIGH_LSB 0 +#define SRC_WATERMARK_HIGH_MASK 0x0000ffff +#define SRC_WATERMARK_HIGH_GET(x) \ + (((x) & SRC_WATERMARK_HIGH_MASK) >> SRC_WATERMARK_HIGH_LSB) +#define SRC_WATERMARK_HIGH_SET(x) \ + (((0 | (x)) << SRC_WATERMARK_HIGH_LSB) & SRC_WATERMARK_HIGH_MASK) +#define SRC_WATERMARK_HIGH_RESET 0 +#define SRC_WATERMARK_ADDRESS 0x004c + +#define DST_WATERMARK_LOW_LSB 16 +#define DST_WATERMARK_LOW_MASK 0xffff0000 +#define DST_WATERMARK_LOW_SET(x) \ + (((0 | (x)) << DST_WATERMARK_LOW_LSB) & DST_WATERMARK_LOW_MASK) +#define DST_WATERMARK_LOW_RESET 0 +#define DST_WATERMARK_HIGH_MSB 15 +#define DST_WATERMARK_HIGH_LSB 0 +#define DST_WATERMARK_HIGH_MASK 0x0000ffff +#define DST_WATERMARK_HIGH_GET(x) \ + (((x) & DST_WATERMARK_HIGH_MASK) >> DST_WATERMARK_HIGH_LSB) +#define DST_WATERMARK_HIGH_SET(x) \ + (((0 | (x)) << DST_WATERMARK_HIGH_LSB) & DST_WATERMARK_HIGH_MASK) +#define DST_WATERMARK_HIGH_RESET 0 +#define DST_WATERMARK_ADDRESS 0x0050 + + +static inline u32 ath10k_ce_base_address(unsigned int ce_id) +{ + return CE0_BASE_ADDRESS + (CE1_BASE_ADDRESS - CE0_BASE_ADDRESS) * ce_id; +} + +#define CE_WATERMARK_MASK (HOST_IS_SRC_RING_LOW_WATERMARK_MASK | \ + HOST_IS_SRC_RING_HIGH_WATERMARK_MASK | \ + HOST_IS_DST_RING_LOW_WATERMARK_MASK | \ + HOST_IS_DST_RING_HIGH_WATERMARK_MASK) + +#define CE_ERROR_MASK (MISC_IS_AXI_ERR_MASK | \ + MISC_IS_DST_ADDR_ERR_MASK | \ + MISC_IS_SRC_LEN_ERR_MASK | \ + MISC_IS_DST_MAX_LEN_VIO_MASK | \ + MISC_IS_DST_RING_OVERFLOW_MASK | \ + MISC_IS_SRC_RING_OVERFLOW_MASK) + +#define CE_SRC_RING_TO_DESC(baddr, idx) \ + (&(((struct ce_desc *)baddr)[idx])) + +#define CE_DEST_RING_TO_DESC(baddr, idx) \ + (&(((struct ce_desc *)baddr)[idx])) + +/* Ring arithmetic (modulus number of entries in ring, which is a pwr of 2). */ +#define CE_RING_DELTA(nentries_mask, fromidx, toidx) \ + (((int)(toidx)-(int)(fromidx)) & (nentries_mask)) + +#define CE_RING_IDX_INCR(nentries_mask, idx) (((idx) + 1) & (nentries_mask)) + +#define CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_LSB 8 +#define CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_MASK 0x0000ff00 +#define CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_GET(x) \ + (((x) & CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_MASK) >> \ + CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_LSB) +#define CE_WRAPPER_INTERRUPT_SUMMARY_ADDRESS 0x0000 + +#define CE_INTERRUPT_SUMMARY(ar) \ + CE_WRAPPER_INTERRUPT_SUMMARY_HOST_MSI_GET( \ + ath10k_pci_read32((ar), CE_WRAPPER_BASE_ADDRESS + \ + CE_WRAPPER_INTERRUPT_SUMMARY_ADDRESS)) + +#endif /* _CE_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c new file mode 100644 index 00000000000..e6c56c5bb0f --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -0,0 +1,1098 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/firmware.h> + +#include "core.h" +#include "mac.h" +#include "htc.h" +#include "hif.h" +#include "wmi.h" +#include "bmi.h" +#include "debug.h" +#include "htt.h" + +unsigned int ath10k_debug_mask; +static bool uart_print; +static unsigned int ath10k_p2p; +module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); +module_param(uart_print, bool, 0644); +module_param_named(p2p, ath10k_p2p, uint, 0644); +MODULE_PARM_DESC(debug_mask, "Debugging mask"); +MODULE_PARM_DESC(uart_print, "Uart target debugging"); +MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); + +static const struct ath10k_hw_params ath10k_hw_params_list[] = { + { + .id = QCA988X_HW_2_0_VERSION, + .name = "qca988x hw2.0", + .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, + .fw = { + .dir = QCA988X_HW_2_0_FW_DIR, + .fw = QCA988X_HW_2_0_FW_FILE, + .otp = QCA988X_HW_2_0_OTP_FILE, + .board = QCA988X_HW_2_0_BOARD_DATA_FILE, + }, + }, +}; + +static void ath10k_send_suspend_complete(struct ath10k *ar) +{ + ath10k_dbg(ATH10K_DBG_BOOT, "boot suspend complete\n"); + + complete(&ar->target_suspend); +} + +static int ath10k_init_configure_target(struct ath10k *ar) +{ + u32 param_host; + int ret; + + /* tell target which HTC version it is used*/ + ret = ath10k_bmi_write32(ar, hi_app_host_interest, + HTC_PROTOCOL_VERSION); + if (ret) { + ath10k_err("settings HTC version failed\n"); + return ret; + } + + /* set the firmware mode to STA/IBSS/AP */ + ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host); + if (ret) { + ath10k_err("setting firmware mode (1/2) failed\n"); + return ret; + } + + /* TODO following parameters need to be re-visited. */ + /* num_device */ + param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT); + /* Firmware mode */ + /* FIXME: Why FW_MODE_AP ??.*/ + param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT); + /* mac_addr_method */ + param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT); + /* firmware_bridge */ + param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT); + /* fwsubmode */ + param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT); + + ret = ath10k_bmi_write32(ar, hi_option_flag, param_host); + if (ret) { + ath10k_err("setting firmware mode (2/2) failed\n"); + return ret; + } + + /* We do all byte-swapping on the host */ + ret = ath10k_bmi_write32(ar, hi_be, 0); + if (ret) { + ath10k_err("setting host CPU BE mode failed\n"); + return ret; + } + + /* FW descriptor/Data swap flags */ + ret = ath10k_bmi_write32(ar, hi_fw_swap, 0); + + if (ret) { + ath10k_err("setting FW data/desc swap flags failed\n"); + return ret; + } + + return 0; +} + +static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar, + const char *dir, + const char *file) +{ + char filename[100]; + const struct firmware *fw; + int ret; + + if (file == NULL) + return ERR_PTR(-ENOENT); + + if (dir == NULL) + dir = "."; + + snprintf(filename, sizeof(filename), "%s/%s", dir, file); + ret = request_firmware(&fw, filename, ar->dev); + if (ret) + return ERR_PTR(ret); + + return fw; +} + +static int ath10k_push_board_ext_data(struct ath10k *ar) +{ + u32 board_data_size = QCA988X_BOARD_DATA_SZ; + u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ; + u32 board_ext_data_addr; + int ret; + + ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr); + if (ret) { + ath10k_err("could not read board ext data addr (%d)\n", ret); + return ret; + } + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot push board extended data addr 0x%x\n", + board_ext_data_addr); + + if (board_ext_data_addr == 0) + return 0; + + if (ar->board_len != (board_data_size + board_ext_data_size)) { + ath10k_err("invalid board (ext) data sizes %zu != %d+%d\n", + ar->board_len, board_data_size, board_ext_data_size); + return -EINVAL; + } + + ret = ath10k_bmi_write_memory(ar, board_ext_data_addr, + ar->board_data + board_data_size, + board_ext_data_size); + if (ret) { + ath10k_err("could not write board ext data (%d)\n", ret); + return ret; + } + + ret = ath10k_bmi_write32(ar, hi_board_ext_data_config, + (board_ext_data_size << 16) | 1); + if (ret) { + ath10k_err("could not write board ext data bit (%d)\n", ret); + return ret; + } + + return 0; +} + +static int ath10k_download_board_data(struct ath10k *ar) +{ + u32 board_data_size = QCA988X_BOARD_DATA_SZ; + u32 address; + int ret; + + ret = ath10k_push_board_ext_data(ar); + if (ret) { + ath10k_err("could not push board ext data (%d)\n", ret); + goto exit; + } + + ret = ath10k_bmi_read32(ar, hi_board_data, &address); + if (ret) { + ath10k_err("could not read board data addr (%d)\n", ret); + goto exit; + } + + ret = ath10k_bmi_write_memory(ar, address, ar->board_data, + min_t(u32, board_data_size, + ar->board_len)); + if (ret) { + ath10k_err("could not write board data (%d)\n", ret); + goto exit; + } + + ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1); + if (ret) { + ath10k_err("could not write board data bit (%d)\n", ret); + goto exit; + } + +exit: + return ret; +} + +static int ath10k_download_and_run_otp(struct ath10k *ar) +{ + u32 result, address = ar->hw_params.patch_load_addr; + int ret; + + /* OTP is optional */ + + if (!ar->otp_data || !ar->otp_len) { + ath10k_warn("Not running otp, calibration will be incorrect (otp-data %p otp_len %zd)!\n", + ar->otp_data, ar->otp_len); + return 0; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n", + address, ar->otp_len); + + ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len); + if (ret) { + ath10k_err("could not write otp (%d)\n", ret); + return ret; + } + + ret = ath10k_bmi_execute(ar, address, 0, &result); + if (ret) { + ath10k_err("could not execute otp (%d)\n", ret); + return ret; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "boot otp execute result %d\n", result); + + if (result != 0) { + ath10k_err("otp calibration failed: %d", result); + return -EINVAL; + } + + return 0; +} + +static int ath10k_download_fw(struct ath10k *ar) +{ + u32 address; + int ret; + + address = ar->hw_params.patch_load_addr; + + ret = ath10k_bmi_fast_download(ar, address, ar->firmware_data, + ar->firmware_len); + if (ret) { + ath10k_err("could not write fw (%d)\n", ret); + goto exit; + } + +exit: + return ret; +} + +static void ath10k_core_free_firmware_files(struct ath10k *ar) +{ + if (ar->board && !IS_ERR(ar->board)) + release_firmware(ar->board); + + if (ar->otp && !IS_ERR(ar->otp)) + release_firmware(ar->otp); + + if (ar->firmware && !IS_ERR(ar->firmware)) + release_firmware(ar->firmware); + + ar->board = NULL; + ar->board_data = NULL; + ar->board_len = 0; + + ar->otp = NULL; + ar->otp_data = NULL; + ar->otp_len = 0; + + ar->firmware = NULL; + ar->firmware_data = NULL; + ar->firmware_len = 0; +} + +static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar) +{ + int ret = 0; + + if (ar->hw_params.fw.fw == NULL) { + ath10k_err("firmware file not defined\n"); + return -EINVAL; + } + + if (ar->hw_params.fw.board == NULL) { + ath10k_err("board data file not defined"); + return -EINVAL; + } + + ar->board = ath10k_fetch_fw_file(ar, + ar->hw_params.fw.dir, + ar->hw_params.fw.board); + if (IS_ERR(ar->board)) { + ret = PTR_ERR(ar->board); + ath10k_err("could not fetch board data (%d)\n", ret); + goto err; + } + + ar->board_data = ar->board->data; + ar->board_len = ar->board->size; + + ar->firmware = ath10k_fetch_fw_file(ar, + ar->hw_params.fw.dir, + ar->hw_params.fw.fw); + if (IS_ERR(ar->firmware)) { + ret = PTR_ERR(ar->firmware); + ath10k_err("could not fetch firmware (%d)\n", ret); + goto err; + } + + ar->firmware_data = ar->firmware->data; + ar->firmware_len = ar->firmware->size; + + /* OTP may be undefined. If so, don't fetch it at all */ + if (ar->hw_params.fw.otp == NULL) + return 0; + + ar->otp = ath10k_fetch_fw_file(ar, + ar->hw_params.fw.dir, + ar->hw_params.fw.otp); + if (IS_ERR(ar->otp)) { + ret = PTR_ERR(ar->otp); + ath10k_err("could not fetch otp (%d)\n", ret); + goto err; + } + + ar->otp_data = ar->otp->data; + ar->otp_len = ar->otp->size; + + return 0; + +err: + ath10k_core_free_firmware_files(ar); + return ret; +} + +static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) +{ + size_t magic_len, len, ie_len; + int ie_id, i, index, bit, ret; + struct ath10k_fw_ie *hdr; + const u8 *data; + __le32 *timestamp; + + /* first fetch the firmware file (firmware-*.bin) */ + ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); + if (IS_ERR(ar->firmware)) { + ath10k_err("could not fetch firmware file '%s/%s': %ld\n", + ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware)); + return PTR_ERR(ar->firmware); + } + + data = ar->firmware->data; + len = ar->firmware->size; + + /* magic also includes the null byte, check that as well */ + magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1; + + if (len < magic_len) { + ath10k_err("firmware file '%s/%s' too small to contain magic: %zu\n", + ar->hw_params.fw.dir, name, len); + ret = -EINVAL; + goto err; + } + + if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) { + ath10k_err("invalid firmware magic\n"); + ret = -EINVAL; + goto err; + } + + /* jump over the padding */ + magic_len = ALIGN(magic_len, 4); + + len -= magic_len; + data += magic_len; + + /* loop elements */ + while (len > sizeof(struct ath10k_fw_ie)) { + hdr = (struct ath10k_fw_ie *)data; + + ie_id = le32_to_cpu(hdr->id); + ie_len = le32_to_cpu(hdr->len); + + len -= sizeof(*hdr); + data += sizeof(*hdr); + + if (len < ie_len) { + ath10k_err("invalid length for FW IE %d (%zu < %zu)\n", + ie_id, len, ie_len); + ret = -EINVAL; + goto err; + } + + switch (ie_id) { + case ATH10K_FW_IE_FW_VERSION: + if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1) + break; + + memcpy(ar->hw->wiphy->fw_version, data, ie_len); + ar->hw->wiphy->fw_version[ie_len] = '\0'; + + ath10k_dbg(ATH10K_DBG_BOOT, + "found fw version %s\n", + ar->hw->wiphy->fw_version); + break; + case ATH10K_FW_IE_TIMESTAMP: + if (ie_len != sizeof(u32)) + break; + + timestamp = (__le32 *)data; + + ath10k_dbg(ATH10K_DBG_BOOT, "found fw timestamp %d\n", + le32_to_cpup(timestamp)); + break; + case ATH10K_FW_IE_FEATURES: + ath10k_dbg(ATH10K_DBG_BOOT, + "found firmware features ie (%zd B)\n", + ie_len); + + for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) { + index = i / 8; + bit = i % 8; + + if (index == ie_len) + break; + + if (data[index] & (1 << bit)) { + ath10k_dbg(ATH10K_DBG_BOOT, + "Enabling feature bit: %i\n", + i); + __set_bit(i, ar->fw_features); + } + } + + ath10k_dbg_dump(ATH10K_DBG_BOOT, "features", "", + ar->fw_features, + sizeof(ar->fw_features)); + break; + case ATH10K_FW_IE_FW_IMAGE: + ath10k_dbg(ATH10K_DBG_BOOT, + "found fw image ie (%zd B)\n", + ie_len); + + ar->firmware_data = data; + ar->firmware_len = ie_len; + + break; + case ATH10K_FW_IE_OTP_IMAGE: + ath10k_dbg(ATH10K_DBG_BOOT, + "found otp image ie (%zd B)\n", + ie_len); + + ar->otp_data = data; + ar->otp_len = ie_len; + + break; + default: + ath10k_warn("Unknown FW IE: %u\n", + le32_to_cpu(hdr->id)); + break; + } + + /* jump over the padding */ + ie_len = ALIGN(ie_len, 4); + + len -= ie_len; + data += ie_len; + } + + if (!ar->firmware_data || !ar->firmware_len) { + ath10k_warn("No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n", + ar->hw_params.fw.dir, name); + ret = -ENOMEDIUM; + goto err; + } + + /* now fetch the board file */ + if (ar->hw_params.fw.board == NULL) { + ath10k_err("board data file not defined"); + ret = -EINVAL; + goto err; + } + + ar->board = ath10k_fetch_fw_file(ar, + ar->hw_params.fw.dir, + ar->hw_params.fw.board); + if (IS_ERR(ar->board)) { + ret = PTR_ERR(ar->board); + ath10k_err("could not fetch board data '%s/%s' (%d)\n", + ar->hw_params.fw.dir, ar->hw_params.fw.board, + ret); + goto err; + } + + ar->board_data = ar->board->data; + ar->board_len = ar->board->size; + + return 0; + +err: + ath10k_core_free_firmware_files(ar); + return ret; +} + +static int ath10k_core_fetch_firmware_files(struct ath10k *ar) +{ + int ret; + + ar->fw_api = 2; + ath10k_dbg(ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); + + ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE); + if (ret == 0) + goto success; + + ar->fw_api = 1; + ath10k_dbg(ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api); + + ret = ath10k_core_fetch_firmware_api_1(ar); + if (ret) + return ret; + +success: + ath10k_dbg(ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api); + + return 0; +} + +static int ath10k_init_download_firmware(struct ath10k *ar) +{ + int ret; + + ret = ath10k_download_board_data(ar); + if (ret) { + ath10k_err("failed to download board data: %d\n", ret); + return ret; + } + + ret = ath10k_download_and_run_otp(ar); + if (ret) { + ath10k_err("failed to run otp: %d\n", ret); + return ret; + } + + ret = ath10k_download_fw(ar); + if (ret) { + ath10k_err("failed to download firmware: %d\n", ret); + return ret; + } + + return ret; +} + +static int ath10k_init_uart(struct ath10k *ar) +{ + int ret; + + /* + * Explicitly setting UART prints to zero as target turns it on + * based on scratch registers. + */ + ret = ath10k_bmi_write32(ar, hi_serial_enable, 0); + if (ret) { + ath10k_warn("could not disable UART prints (%d)\n", ret); + return ret; + } + + if (!uart_print) + return 0; + + ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, 7); + if (ret) { + ath10k_warn("could not enable UART prints (%d)\n", ret); + return ret; + } + + ret = ath10k_bmi_write32(ar, hi_serial_enable, 1); + if (ret) { + ath10k_warn("could not enable UART prints (%d)\n", ret); + return ret; + } + + /* Set the UART baud rate to 19200. */ + ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); + if (ret) { + ath10k_warn("could not set the baud rate (%d)\n", ret); + return ret; + } + + ath10k_info("UART prints enabled\n"); + return 0; +} + +static int ath10k_init_hw_params(struct ath10k *ar) +{ + const struct ath10k_hw_params *uninitialized_var(hw_params); + int i; + + for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { + hw_params = &ath10k_hw_params_list[i]; + + if (hw_params->id == ar->target_version) + break; + } + + if (i == ARRAY_SIZE(ath10k_hw_params_list)) { + ath10k_err("Unsupported hardware version: 0x%x\n", + ar->target_version); + return -EINVAL; + } + + ar->hw_params = *hw_params; + + ath10k_dbg(ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n", + ar->hw_params.name, ar->target_version); + + return 0; +} + +static void ath10k_core_restart(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, restart_work); + + mutex_lock(&ar->conf_mutex); + + switch (ar->state) { + case ATH10K_STATE_ON: + ar->state = ATH10K_STATE_RESTARTING; + del_timer_sync(&ar->scan.timeout); + ath10k_reset_scan((unsigned long)ar); + ieee80211_restart_hw(ar->hw); + break; + case ATH10K_STATE_OFF: + /* this can happen if driver is being unloaded + * or if the crash happens during FW probing */ + ath10k_warn("cannot restart a device that hasn't been started\n"); + break; + case ATH10K_STATE_RESTARTING: + /* hw restart might be requested from multiple places */ + break; + case ATH10K_STATE_RESTARTED: + ar->state = ATH10K_STATE_WEDGED; + /* fall through */ + case ATH10K_STATE_WEDGED: + ath10k_warn("device is wedged, will not restart\n"); + break; + } + + mutex_unlock(&ar->conf_mutex); +} + +int ath10k_core_start(struct ath10k *ar) +{ + int status; + + lockdep_assert_held(&ar->conf_mutex); + + ath10k_bmi_start(ar); + + if (ath10k_init_configure_target(ar)) { + status = -EINVAL; + goto err; + } + + status = ath10k_init_download_firmware(ar); + if (status) + goto err; + + status = ath10k_init_uart(ar); + if (status) + goto err; + + ar->htc.htc_ops.target_send_suspend_complete = + ath10k_send_suspend_complete; + + status = ath10k_htc_init(ar); + if (status) { + ath10k_err("could not init HTC (%d)\n", status); + goto err; + } + + status = ath10k_bmi_done(ar); + if (status) + goto err; + + status = ath10k_wmi_attach(ar); + if (status) { + ath10k_err("WMI attach failed: %d\n", status); + goto err; + } + + status = ath10k_htt_init(ar); + if (status) { + ath10k_err("failed to init htt: %d\n", status); + goto err_wmi_detach; + } + + status = ath10k_htt_tx_alloc(&ar->htt); + if (status) { + ath10k_err("failed to alloc htt tx: %d\n", status); + goto err_wmi_detach; + } + + status = ath10k_htt_rx_alloc(&ar->htt); + if (status) { + ath10k_err("failed to alloc htt rx: %d\n", status); + goto err_htt_tx_detach; + } + + status = ath10k_hif_start(ar); + if (status) { + ath10k_err("could not start HIF: %d\n", status); + goto err_htt_rx_detach; + } + + status = ath10k_htc_wait_target(&ar->htc); + if (status) { + ath10k_err("failed to connect to HTC: %d\n", status); + goto err_hif_stop; + } + + status = ath10k_htt_connect(&ar->htt); + if (status) { + ath10k_err("failed to connect htt (%d)\n", status); + goto err_hif_stop; + } + + status = ath10k_wmi_connect(ar); + if (status) { + ath10k_err("could not connect wmi: %d\n", status); + goto err_hif_stop; + } + + status = ath10k_htc_start(&ar->htc); + if (status) { + ath10k_err("failed to start htc: %d\n", status); + goto err_hif_stop; + } + + status = ath10k_wmi_wait_for_service_ready(ar); + if (status <= 0) { + ath10k_warn("wmi service ready event not received"); + status = -ETIMEDOUT; + goto err_htc_stop; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "firmware %s booted\n", + ar->hw->wiphy->fw_version); + + status = ath10k_wmi_cmd_init(ar); + if (status) { + ath10k_err("could not send WMI init command (%d)\n", status); + goto err_htc_stop; + } + + status = ath10k_wmi_wait_for_unified_ready(ar); + if (status <= 0) { + ath10k_err("wmi unified ready event not received\n"); + status = -ETIMEDOUT; + goto err_htc_stop; + } + + status = ath10k_htt_setup(&ar->htt); + if (status) { + ath10k_err("failed to setup htt: %d\n", status); + goto err_htc_stop; + } + + status = ath10k_debug_start(ar); + if (status) + goto err_htc_stop; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + ar->free_vdev_map = (1 << TARGET_10X_NUM_VDEVS) - 1; + else + ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; + + INIT_LIST_HEAD(&ar->arvifs); + + if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) + ath10k_info("%s (0x%08x, 0x%08x) fw %s api %d htt %d.%d\n", + ar->hw_params.name, + ar->target_version, + ar->chip_id, + ar->hw->wiphy->fw_version, + ar->fw_api, + ar->htt.target_version_major, + ar->htt.target_version_minor); + + __set_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags); + + return 0; + +err_htc_stop: + ath10k_htc_stop(&ar->htc); +err_hif_stop: + ath10k_hif_stop(ar); +err_htt_rx_detach: + ath10k_htt_rx_free(&ar->htt); +err_htt_tx_detach: + ath10k_htt_tx_free(&ar->htt); +err_wmi_detach: + ath10k_wmi_detach(ar); +err: + return status; +} +EXPORT_SYMBOL(ath10k_core_start); + +int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt) +{ + int ret; + + reinit_completion(&ar->target_suspend); + + ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt); + if (ret) { + ath10k_warn("could not suspend target (%d)\n", ret); + return ret; + } + + ret = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ); + + if (ret == 0) { + ath10k_warn("suspend timed out - target pause event never came\n"); + return -ETIMEDOUT; + } + + return 0; +} + +void ath10k_core_stop(struct ath10k *ar) +{ + lockdep_assert_held(&ar->conf_mutex); + + /* try to suspend target */ + if (ar->state != ATH10K_STATE_RESTARTING) + ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR); + + ath10k_debug_stop(ar); + ath10k_htc_stop(&ar->htc); + ath10k_hif_stop(ar); + ath10k_htt_tx_free(&ar->htt); + ath10k_htt_rx_free(&ar->htt); + ath10k_wmi_detach(ar); +} +EXPORT_SYMBOL(ath10k_core_stop); + +/* mac80211 manages fw/hw initialization through start/stop hooks. However in + * order to know what hw capabilities should be advertised to mac80211 it is + * necessary to load the firmware (and tear it down immediately since start + * hook will try to init it again) before registering */ +static int ath10k_core_probe_fw(struct ath10k *ar) +{ + struct bmi_target_info target_info; + int ret = 0; + + ret = ath10k_hif_power_up(ar); + if (ret) { + ath10k_err("could not start pci hif (%d)\n", ret); + return ret; + } + + memset(&target_info, 0, sizeof(target_info)); + ret = ath10k_bmi_get_target_info(ar, &target_info); + if (ret) { + ath10k_err("could not get target info (%d)\n", ret); + ath10k_hif_power_down(ar); + return ret; + } + + ar->target_version = target_info.version; + ar->hw->wiphy->hw_version = target_info.version; + + ret = ath10k_init_hw_params(ar); + if (ret) { + ath10k_err("could not get hw params (%d)\n", ret); + ath10k_hif_power_down(ar); + return ret; + } + + ret = ath10k_core_fetch_firmware_files(ar); + if (ret) { + ath10k_err("could not fetch firmware files (%d)\n", ret); + ath10k_hif_power_down(ar); + return ret; + } + + mutex_lock(&ar->conf_mutex); + + ret = ath10k_core_start(ar); + if (ret) { + ath10k_err("could not init core (%d)\n", ret); + ath10k_core_free_firmware_files(ar); + ath10k_hif_power_down(ar); + mutex_unlock(&ar->conf_mutex); + return ret; + } + + ath10k_core_stop(ar); + + mutex_unlock(&ar->conf_mutex); + + ath10k_hif_power_down(ar); + return 0; +} + +static int ath10k_core_check_chip_id(struct ath10k *ar) +{ + u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot chip_id 0x%08x hw_revision 0x%x\n", + ar->chip_id, hw_revision); + + /* Check that we are not using hw1.0 (some of them have same pci id + * as hw2.0) before doing anything else as ath10k crashes horribly + * due to missing hw1.0 workarounds. */ + switch (hw_revision) { + case QCA988X_HW_1_0_CHIP_ID_REV: + ath10k_err("ERROR: qca988x hw1.0 is not supported\n"); + return -EOPNOTSUPP; + + case QCA988X_HW_2_0_CHIP_ID_REV: + /* known hardware revision, continue normally */ + return 0; + + default: + ath10k_warn("Warning: hardware revision unknown (0x%x), expect problems\n", + ar->chip_id); + return 0; + } + + return 0; +} + +static void ath10k_core_register_work(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, register_work); + int status; + + status = ath10k_core_probe_fw(ar); + if (status) { + ath10k_err("could not probe fw (%d)\n", status); + goto err; + } + + status = ath10k_mac_register(ar); + if (status) { + ath10k_err("could not register to mac80211 (%d)\n", status); + goto err_release_fw; + } + + status = ath10k_debug_create(ar); + if (status) { + ath10k_err("unable to initialize debugfs\n"); + goto err_unregister_mac; + } + + set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags); + return; + +err_unregister_mac: + ath10k_mac_unregister(ar); +err_release_fw: + ath10k_core_free_firmware_files(ar); +err: + device_release_driver(ar->dev); + return; +} + +int ath10k_core_register(struct ath10k *ar, u32 chip_id) +{ + int status; + + ar->chip_id = chip_id; + + status = ath10k_core_check_chip_id(ar); + if (status) { + ath10k_err("Unsupported chip id 0x%08x\n", ar->chip_id); + return status; + } + + queue_work(ar->workqueue, &ar->register_work); + + return 0; +} +EXPORT_SYMBOL(ath10k_core_register); + +void ath10k_core_unregister(struct ath10k *ar) +{ + cancel_work_sync(&ar->register_work); + + if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags)) + return; + + /* We must unregister from mac80211 before we stop HTC and HIF. + * Otherwise we will fail to submit commands to FW and mac80211 will be + * unhappy about callback failures. */ + ath10k_mac_unregister(ar); + + ath10k_core_free_firmware_files(ar); + + ath10k_debug_destroy(ar); +} +EXPORT_SYMBOL(ath10k_core_unregister); + +struct ath10k *ath10k_core_create(void *hif_priv, struct device *dev, + const struct ath10k_hif_ops *hif_ops) +{ + struct ath10k *ar; + + ar = ath10k_mac_create(); + if (!ar) + return NULL; + + ar->ath_common.priv = ar; + ar->ath_common.hw = ar->hw; + + ar->p2p = !!ath10k_p2p; + ar->dev = dev; + + ar->hif.priv = hif_priv; + ar->hif.ops = hif_ops; + + init_completion(&ar->scan.started); + init_completion(&ar->scan.completed); + init_completion(&ar->scan.on_channel); + init_completion(&ar->target_suspend); + + init_completion(&ar->install_key_done); + init_completion(&ar->vdev_setup_done); + + setup_timer(&ar->scan.timeout, ath10k_reset_scan, (unsigned long)ar); + + ar->workqueue = create_singlethread_workqueue("ath10k_wq"); + if (!ar->workqueue) + goto err_wq; + + mutex_init(&ar->conf_mutex); + spin_lock_init(&ar->data_lock); + + INIT_LIST_HEAD(&ar->peers); + init_waitqueue_head(&ar->peer_mapping_wq); + + init_completion(&ar->offchan_tx_completed); + INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work); + skb_queue_head_init(&ar->offchan_tx_queue); + + INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work); + skb_queue_head_init(&ar->wmi_mgmt_tx_queue); + + INIT_WORK(&ar->register_work, ath10k_core_register_work); + INIT_WORK(&ar->restart_work, ath10k_core_restart); + + return ar; + +err_wq: + ath10k_mac_destroy(ar); + return NULL; +} +EXPORT_SYMBOL(ath10k_core_create); + +void ath10k_core_destroy(struct ath10k *ar) +{ + flush_workqueue(ar->workqueue); + destroy_workqueue(ar->workqueue); + + ath10k_mac_destroy(ar); +} +EXPORT_SYMBOL(ath10k_core_destroy); + +MODULE_AUTHOR("Qualcomm Atheros"); +MODULE_DESCRIPTION("Core module for QCA988X PCIe devices."); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h new file mode 100644 index 00000000000..68ceef61933 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -0,0 +1,506 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _CORE_H_ +#define _CORE_H_ + +#include <linux/completion.h> +#include <linux/if_ether.h> +#include <linux/types.h> +#include <linux/pci.h> + +#include "htt.h" +#include "htc.h" +#include "hw.h" +#include "targaddrs.h" +#include "wmi.h" +#include "../ath.h" +#include "../regd.h" +#include "../dfs_pattern_detector.h" + +#define MS(_v, _f) (((_v) & _f##_MASK) >> _f##_LSB) +#define SM(_v, _f) (((_v) << _f##_LSB) & _f##_MASK) +#define WO(_f) ((_f##_OFFSET) >> 2) + +#define ATH10K_SCAN_ID 0 +#define WMI_READY_TIMEOUT (5 * HZ) +#define ATH10K_FLUSH_TIMEOUT_HZ (5*HZ) +#define ATH10K_NUM_CHANS 38 + +/* Antenna noise floor */ +#define ATH10K_DEFAULT_NOISE_FLOOR -95 + +#define ATH10K_MAX_NUM_MGMT_PENDING 128 + +/* number of failed packets */ +#define ATH10K_KICKOUT_THRESHOLD 50 + +/* + * Use insanely high numbers to make sure that the firmware implementation + * won't start, we have the same functionality already in hostapd. Unit + * is seconds. + */ +#define ATH10K_KEEPALIVE_MIN_IDLE 3747 +#define ATH10K_KEEPALIVE_MAX_IDLE 3895 +#define ATH10K_KEEPALIVE_MAX_UNRESPONSIVE 3900 + +struct ath10k; + +struct ath10k_skb_cb { + dma_addr_t paddr; + u8 vdev_id; + + struct { + u8 tid; + bool is_offchan; + struct ath10k_htt_txbuf *txbuf; + u32 txbuf_paddr; + } __packed htt; + + struct { + bool dtim_zero; + bool deliver_cab; + } bcn; +} __packed; + +static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb) +{ + BUILD_BUG_ON(sizeof(struct ath10k_skb_cb) > + IEEE80211_TX_INFO_DRIVER_DATA_SIZE); + return (struct ath10k_skb_cb *)&IEEE80211_SKB_CB(skb)->driver_data; +} + +static inline u32 host_interest_item_address(u32 item_offset) +{ + return QCA988X_HOST_INTEREST_ADDRESS + item_offset; +} + +struct ath10k_bmi { + bool done_sent; +}; + +#define ATH10K_MAX_MEM_REQS 16 + +struct ath10k_mem_chunk { + void *vaddr; + dma_addr_t paddr; + u32 len; + u32 req_id; +}; + +struct ath10k_wmi { + enum ath10k_htc_ep_id eid; + struct completion service_ready; + struct completion unified_ready; + wait_queue_head_t tx_credits_wq; + struct wmi_cmd_map *cmd; + struct wmi_vdev_param_map *vdev_param; + struct wmi_pdev_param_map *pdev_param; + + u32 num_mem_chunks; + struct ath10k_mem_chunk mem_chunks[ATH10K_MAX_MEM_REQS]; +}; + +struct ath10k_peer_stat { + u8 peer_macaddr[ETH_ALEN]; + u32 peer_rssi; + u32 peer_tx_rate; + u32 peer_rx_rate; /* 10x only */ +}; + +struct ath10k_target_stats { + /* PDEV stats */ + s32 ch_noise_floor; + u32 tx_frame_count; + u32 rx_frame_count; + u32 rx_clear_count; + u32 cycle_count; + u32 phy_err_count; + u32 chan_tx_power; + u32 ack_rx_bad; + u32 rts_bad; + u32 rts_good; + u32 fcs_bad; + u32 no_beacons; + u32 mib_int_count; + + /* PDEV TX stats */ + s32 comp_queued; + s32 comp_delivered; + s32 msdu_enqued; + s32 mpdu_enqued; + s32 wmm_drop; + s32 local_enqued; + s32 local_freed; + s32 hw_queued; + s32 hw_reaped; + s32 underrun; + s32 tx_abort; + s32 mpdus_requed; + u32 tx_ko; + u32 data_rc; + u32 self_triggers; + u32 sw_retry_failure; + u32 illgl_rate_phy_err; + u32 pdev_cont_xretry; + u32 pdev_tx_timeout; + u32 pdev_resets; + u32 phy_underrun; + u32 txop_ovf; + + /* PDEV RX stats */ + s32 mid_ppdu_route_change; + s32 status_rcvd; + s32 r0_frags; + s32 r1_frags; + s32 r2_frags; + s32 r3_frags; + s32 htt_msdus; + s32 htt_mpdus; + s32 loc_msdus; + s32 loc_mpdus; + s32 oversize_amsdu; + s32 phy_errs; + s32 phy_err_drop; + s32 mpdu_errs; + + /* VDEV STATS */ + + /* PEER STATS */ + u8 peers; + struct ath10k_peer_stat peer_stat[TARGET_NUM_PEERS]; + + /* TODO: Beacon filter stats */ + +}; + +struct ath10k_dfs_stats { + u32 phy_errors; + u32 pulses_total; + u32 pulses_detected; + u32 pulses_discarded; + u32 radar_detected; +}; + +#define ATH10K_MAX_NUM_PEER_IDS (1 << 11) /* htt rx_desc limit */ + +struct ath10k_peer { + struct list_head list; + int vdev_id; + u8 addr[ETH_ALEN]; + DECLARE_BITMAP(peer_ids, ATH10K_MAX_NUM_PEER_IDS); + struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1]; +}; + +struct ath10k_sta { + struct ath10k_vif *arvif; + + /* the following are protected by ar->data_lock */ + u32 changed; /* IEEE80211_RC_* */ + u32 bw; + u32 nss; + u32 smps; + + struct work_struct update_wk; +}; + +#define ATH10K_VDEV_SETUP_TIMEOUT_HZ (5*HZ) + +struct ath10k_vif { + struct list_head list; + + u32 vdev_id; + enum wmi_vdev_type vdev_type; + enum wmi_vdev_subtype vdev_subtype; + u32 beacon_interval; + u32 dtim_period; + struct sk_buff *beacon; + /* protected by data_lock */ + bool beacon_sent; + + struct ath10k *ar; + struct ieee80211_vif *vif; + + bool is_started; + bool is_up; + u32 aid; + u8 bssid[ETH_ALEN]; + + struct work_struct wep_key_work; + struct ieee80211_key_conf *wep_keys[WMI_MAX_KEY_INDEX + 1]; + u8 def_wep_key_idx; + u8 def_wep_key_newidx; + + u16 tx_seq_no; + + union { + struct { + u32 uapsd; + } sta; + struct { + /* 127 stations; wmi limit */ + u8 tim_bitmap[16]; + u8 tim_len; + u32 ssid_len; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + bool hidden_ssid; + /* P2P_IE with NoA attribute for P2P_GO case */ + u32 noa_len; + u8 *noa_data; + } ap; + } u; + + u8 fixed_rate; + u8 fixed_nss; + u8 force_sgi; + bool use_cts_prot; + int num_legacy_stations; +}; + +struct ath10k_vif_iter { + u32 vdev_id; + struct ath10k_vif *arvif; +}; + +struct ath10k_debug { + struct dentry *debugfs_phy; + + struct ath10k_target_stats target_stats; + u32 wmi_service_bitmap[WMI_SERVICE_BM_SIZE]; + + struct completion event_stats_compl; + + unsigned long htt_stats_mask; + struct delayed_work htt_stats_dwork; + struct ath10k_dfs_stats dfs_stats; + struct ath_dfs_pool_stats dfs_pool_stats; + + u32 fw_dbglog_mask; +}; + +enum ath10k_state { + ATH10K_STATE_OFF = 0, + ATH10K_STATE_ON, + + /* When doing firmware recovery the device is first powered down. + * mac80211 is supposed to call in to start() hook later on. It is + * however possible that driver unloading and firmware crash overlap. + * mac80211 can wait on conf_mutex in stop() while the device is + * stopped in ath10k_core_restart() work holding conf_mutex. The state + * RESTARTED means that the device is up and mac80211 has started hw + * reconfiguration. Once mac80211 is done with the reconfiguration we + * set the state to STATE_ON in restart_complete(). */ + ATH10K_STATE_RESTARTING, + ATH10K_STATE_RESTARTED, + + /* The device has crashed while restarting hw. This state is like ON + * but commands are blocked in HTC and -ECOMM response is given. This + * prevents completion timeouts and makes the driver more responsive to + * userspace commands. This is also prevents recursive recovery. */ + ATH10K_STATE_WEDGED, +}; + +enum ath10k_fw_features { + /* wmi_mgmt_rx_hdr contains extra RSSI information */ + ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0, + + /* firmware from 10X branch */ + ATH10K_FW_FEATURE_WMI_10X = 1, + + /* firmware support tx frame management over WMI, otherwise it's HTT */ + ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX = 2, + + /* Firmware does not support P2P */ + ATH10K_FW_FEATURE_NO_P2P = 3, + + /* keep last */ + ATH10K_FW_FEATURE_COUNT, +}; + +enum ath10k_dev_flags { + /* Indicates that ath10k device is during CAC phase of DFS */ + ATH10K_CAC_RUNNING, + ATH10K_FLAG_FIRST_BOOT_DONE, + ATH10K_FLAG_CORE_REGISTERED, +}; + +struct ath10k { + struct ath_common ath_common; + struct ieee80211_hw *hw; + struct device *dev; + u8 mac_addr[ETH_ALEN]; + + u32 chip_id; + u32 target_version; + u8 fw_version_major; + u32 fw_version_minor; + u16 fw_version_release; + u16 fw_version_build; + u32 phy_capability; + u32 hw_min_tx_power; + u32 hw_max_tx_power; + u32 ht_cap_info; + u32 vht_cap_info; + u32 num_rf_chains; + + DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT); + + struct targetdef *targetdef; + struct hostdef *hostdef; + + bool p2p; + + struct { + void *priv; + const struct ath10k_hif_ops *ops; + } hif; + + struct completion target_suspend; + + struct ath10k_bmi bmi; + struct ath10k_wmi wmi; + struct ath10k_htc htc; + struct ath10k_htt htt; + + struct ath10k_hw_params { + u32 id; + const char *name; + u32 patch_load_addr; + + struct ath10k_hw_params_fw { + const char *dir; + const char *fw; + const char *otp; + const char *board; + } fw; + } hw_params; + + const struct firmware *board; + const void *board_data; + size_t board_len; + + const struct firmware *otp; + const void *otp_data; + size_t otp_len; + + const struct firmware *firmware; + const void *firmware_data; + size_t firmware_len; + + int fw_api; + + struct { + struct completion started; + struct completion completed; + struct completion on_channel; + struct timer_list timeout; + bool is_roc; + bool in_progress; + bool aborting; + int vdev_id; + int roc_freq; + } scan; + + struct { + struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; + } mac; + + /* should never be NULL; needed for regular htt rx */ + struct ieee80211_channel *rx_channel; + + /* valid during scan; needed for mgmt rx during scan */ + struct ieee80211_channel *scan_channel; + + /* current operating channel definition */ + struct cfg80211_chan_def chandef; + + int free_vdev_map; + bool promisc; + bool monitor; + int monitor_vdev_id; + bool monitor_started; + unsigned int filter_flags; + unsigned long dev_flags; + u32 dfs_block_radar_events; + + /* protected by conf_mutex */ + bool radar_enabled; + int num_started_vdevs; + + /* Protected by conf-mutex */ + u8 supp_tx_chainmask; + u8 supp_rx_chainmask; + u8 cfg_tx_chainmask; + u8 cfg_rx_chainmask; + + struct wmi_pdev_set_wmm_params_arg wmm_params; + struct completion install_key_done; + + struct completion vdev_setup_done; + + struct workqueue_struct *workqueue; + + /* prevents concurrent FW reconfiguration */ + struct mutex conf_mutex; + + /* protects shared structure data */ + spinlock_t data_lock; + + struct list_head arvifs; + struct list_head peers; + wait_queue_head_t peer_mapping_wq; + + /* number of created peers; protected by data_lock */ + int num_peers; + + struct work_struct offchan_tx_work; + struct sk_buff_head offchan_tx_queue; + struct completion offchan_tx_completed; + struct sk_buff *offchan_tx_skb; + + struct work_struct wmi_mgmt_tx_work; + struct sk_buff_head wmi_mgmt_tx_queue; + + enum ath10k_state state; + + struct work_struct register_work; + struct work_struct restart_work; + + /* cycle count is reported twice for each visited channel during scan. + * access protected by data_lock */ + u32 survey_last_rx_clear_count; + u32 survey_last_cycle_count; + struct survey_info survey[ATH10K_NUM_CHANS]; + + struct dfs_pattern_detector *dfs_detector; + +#ifdef CONFIG_ATH10K_DEBUGFS + struct ath10k_debug debug; +#endif +}; + +struct ath10k *ath10k_core_create(void *hif_priv, struct device *dev, + const struct ath10k_hif_ops *hif_ops); +void ath10k_core_destroy(struct ath10k *ar); + +int ath10k_core_start(struct ath10k *ar); +int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt); +void ath10k_core_stop(struct ath10k *ar); +int ath10k_core_register(struct ath10k *ar, u32 chip_id); +void ath10k_core_unregister(struct ath10k *ar); + +#endif /* _CORE_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c new file mode 100644 index 00000000000..1b7ff4ba122 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -0,0 +1,934 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/module.h> +#include <linux/debugfs.h> + +#include "core.h" +#include "debug.h" + +/* ms */ +#define ATH10K_DEBUG_HTT_STATS_INTERVAL 1000 + +static int ath10k_printk(const char *level, const char *fmt, ...) +{ + struct va_format vaf; + va_list args; + int rtn; + + va_start(args, fmt); + + vaf.fmt = fmt; + vaf.va = &args; + + rtn = printk("%sath10k: %pV", level, &vaf); + + va_end(args); + + return rtn; +} + +int ath10k_info(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = ath10k_printk(KERN_INFO, "%pV", &vaf); + trace_ath10k_log_info(&vaf); + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath10k_info); + +int ath10k_err(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = ath10k_printk(KERN_ERR, "%pV", &vaf); + trace_ath10k_log_err(&vaf); + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath10k_err); + +int ath10k_warn(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret = 0; + + va_start(args, fmt); + vaf.va = &args; + + if (net_ratelimit()) + ret = ath10k_printk(KERN_WARNING, "%pV", &vaf); + + trace_ath10k_log_warn(&vaf); + + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath10k_warn); + +#ifdef CONFIG_ATH10K_DEBUGFS + +void ath10k_debug_read_service_map(struct ath10k *ar, + void *service_map, + size_t map_size) +{ + memcpy(ar->debug.wmi_service_bitmap, service_map, map_size); +} + +static ssize_t ath10k_read_wmi_services(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + char *buf; + unsigned int len = 0, buf_len = 1500; + const char *status; + ssize_t ret_cnt; + int i; + + buf = kzalloc(buf_len, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + mutex_lock(&ar->conf_mutex); + + if (len > buf_len) + len = buf_len; + + for (i = 0; i < WMI_SERVICE_LAST; i++) { + if (WMI_SERVICE_IS_ENABLED(ar->debug.wmi_service_bitmap, i)) + status = "enabled"; + else + status = "disabled"; + + len += scnprintf(buf + len, buf_len - len, + "0x%02x - %20s - %s\n", + i, wmi_service_name(i), status); + } + + ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len); + + mutex_unlock(&ar->conf_mutex); + + kfree(buf); + return ret_cnt; +} + +static const struct file_operations fops_wmi_services = { + .read = ath10k_read_wmi_services, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath10k_debug_read_target_stats(struct ath10k *ar, + struct wmi_stats_event *ev) +{ + u8 *tmp = ev->data; + struct ath10k_target_stats *stats; + int num_pdev_stats, num_vdev_stats, num_peer_stats; + struct wmi_pdev_stats_10x *ps; + int i; + + spin_lock_bh(&ar->data_lock); + + stats = &ar->debug.target_stats; + + num_pdev_stats = __le32_to_cpu(ev->num_pdev_stats); /* 0 or 1 */ + num_vdev_stats = __le32_to_cpu(ev->num_vdev_stats); /* 0 or max vdevs */ + num_peer_stats = __le32_to_cpu(ev->num_peer_stats); /* 0 or max peers */ + + if (num_pdev_stats) { + ps = (struct wmi_pdev_stats_10x *)tmp; + + stats->ch_noise_floor = __le32_to_cpu(ps->chan_nf); + stats->tx_frame_count = __le32_to_cpu(ps->tx_frame_count); + stats->rx_frame_count = __le32_to_cpu(ps->rx_frame_count); + stats->rx_clear_count = __le32_to_cpu(ps->rx_clear_count); + stats->cycle_count = __le32_to_cpu(ps->cycle_count); + stats->phy_err_count = __le32_to_cpu(ps->phy_err_count); + stats->chan_tx_power = __le32_to_cpu(ps->chan_tx_pwr); + + stats->comp_queued = __le32_to_cpu(ps->wal.tx.comp_queued); + stats->comp_delivered = + __le32_to_cpu(ps->wal.tx.comp_delivered); + stats->msdu_enqued = __le32_to_cpu(ps->wal.tx.msdu_enqued); + stats->mpdu_enqued = __le32_to_cpu(ps->wal.tx.mpdu_enqued); + stats->wmm_drop = __le32_to_cpu(ps->wal.tx.wmm_drop); + stats->local_enqued = __le32_to_cpu(ps->wal.tx.local_enqued); + stats->local_freed = __le32_to_cpu(ps->wal.tx.local_freed); + stats->hw_queued = __le32_to_cpu(ps->wal.tx.hw_queued); + stats->hw_reaped = __le32_to_cpu(ps->wal.tx.hw_reaped); + stats->underrun = __le32_to_cpu(ps->wal.tx.underrun); + stats->tx_abort = __le32_to_cpu(ps->wal.tx.tx_abort); + stats->mpdus_requed = __le32_to_cpu(ps->wal.tx.mpdus_requed); + stats->tx_ko = __le32_to_cpu(ps->wal.tx.tx_ko); + stats->data_rc = __le32_to_cpu(ps->wal.tx.data_rc); + stats->self_triggers = __le32_to_cpu(ps->wal.tx.self_triggers); + stats->sw_retry_failure = + __le32_to_cpu(ps->wal.tx.sw_retry_failure); + stats->illgl_rate_phy_err = + __le32_to_cpu(ps->wal.tx.illgl_rate_phy_err); + stats->pdev_cont_xretry = + __le32_to_cpu(ps->wal.tx.pdev_cont_xretry); + stats->pdev_tx_timeout = + __le32_to_cpu(ps->wal.tx.pdev_tx_timeout); + stats->pdev_resets = __le32_to_cpu(ps->wal.tx.pdev_resets); + stats->phy_underrun = __le32_to_cpu(ps->wal.tx.phy_underrun); + stats->txop_ovf = __le32_to_cpu(ps->wal.tx.txop_ovf); + + stats->mid_ppdu_route_change = + __le32_to_cpu(ps->wal.rx.mid_ppdu_route_change); + stats->status_rcvd = __le32_to_cpu(ps->wal.rx.status_rcvd); + stats->r0_frags = __le32_to_cpu(ps->wal.rx.r0_frags); + stats->r1_frags = __le32_to_cpu(ps->wal.rx.r1_frags); + stats->r2_frags = __le32_to_cpu(ps->wal.rx.r2_frags); + stats->r3_frags = __le32_to_cpu(ps->wal.rx.r3_frags); + stats->htt_msdus = __le32_to_cpu(ps->wal.rx.htt_msdus); + stats->htt_mpdus = __le32_to_cpu(ps->wal.rx.htt_mpdus); + stats->loc_msdus = __le32_to_cpu(ps->wal.rx.loc_msdus); + stats->loc_mpdus = __le32_to_cpu(ps->wal.rx.loc_mpdus); + stats->oversize_amsdu = + __le32_to_cpu(ps->wal.rx.oversize_amsdu); + stats->phy_errs = __le32_to_cpu(ps->wal.rx.phy_errs); + stats->phy_err_drop = __le32_to_cpu(ps->wal.rx.phy_err_drop); + stats->mpdu_errs = __le32_to_cpu(ps->wal.rx.mpdu_errs); + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, + ar->fw_features)) { + stats->ack_rx_bad = __le32_to_cpu(ps->ack_rx_bad); + stats->rts_bad = __le32_to_cpu(ps->rts_bad); + stats->rts_good = __le32_to_cpu(ps->rts_good); + stats->fcs_bad = __le32_to_cpu(ps->fcs_bad); + stats->no_beacons = __le32_to_cpu(ps->no_beacons); + stats->mib_int_count = __le32_to_cpu(ps->mib_int_count); + tmp += sizeof(struct wmi_pdev_stats_10x); + } else { + tmp += sizeof(struct wmi_pdev_stats_old); + } + } + + /* 0 or max vdevs */ + /* Currently firmware does not support VDEV stats */ + if (num_vdev_stats) { + struct wmi_vdev_stats *vdev_stats; + + for (i = 0; i < num_vdev_stats; i++) { + vdev_stats = (struct wmi_vdev_stats *)tmp; + tmp += sizeof(struct wmi_vdev_stats); + } + } + + if (num_peer_stats) { + struct wmi_peer_stats_10x *peer_stats; + struct ath10k_peer_stat *s; + + stats->peers = num_peer_stats; + + for (i = 0; i < num_peer_stats; i++) { + peer_stats = (struct wmi_peer_stats_10x *)tmp; + s = &stats->peer_stat[i]; + + memcpy(s->peer_macaddr, &peer_stats->peer_macaddr.addr, + ETH_ALEN); + s->peer_rssi = __le32_to_cpu(peer_stats->peer_rssi); + s->peer_tx_rate = + __le32_to_cpu(peer_stats->peer_tx_rate); + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, + ar->fw_features)) { + s->peer_rx_rate = + __le32_to_cpu(peer_stats->peer_rx_rate); + tmp += sizeof(struct wmi_peer_stats_10x); + + } else { + tmp += sizeof(struct wmi_peer_stats_old); + } + } + } + + spin_unlock_bh(&ar->data_lock); + complete(&ar->debug.event_stats_compl); +} + +static ssize_t ath10k_read_fw_stats(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + struct ath10k_target_stats *fw_stats; + char *buf = NULL; + unsigned int len = 0, buf_len = 8000; + ssize_t ret_cnt = 0; + long left; + int i; + int ret; + + fw_stats = &ar->debug.target_stats; + + mutex_lock(&ar->conf_mutex); + + if (ar->state != ATH10K_STATE_ON) + goto exit; + + buf = kzalloc(buf_len, GFP_KERNEL); + if (!buf) + goto exit; + + ret = ath10k_wmi_request_stats(ar, WMI_REQUEST_PEER_STAT); + if (ret) { + ath10k_warn("could not request stats (%d)\n", ret); + goto exit; + } + + left = wait_for_completion_timeout(&ar->debug.event_stats_compl, 1*HZ); + if (left <= 0) + goto exit; + + spin_lock_bh(&ar->data_lock); + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s\n", + "ath10k PDEV stats"); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Channel noise floor", fw_stats->ch_noise_floor); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "Channel TX power", fw_stats->chan_tx_power); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "TX frame count", fw_stats->tx_frame_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RX frame count", fw_stats->rx_frame_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RX clear count", fw_stats->rx_clear_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "Cycle count", fw_stats->cycle_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "PHY error count", fw_stats->phy_err_count); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RTS bad count", fw_stats->rts_bad); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "RTS good count", fw_stats->rts_good); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "FCS bad count", fw_stats->fcs_bad); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "No beacon count", fw_stats->no_beacons); + len += scnprintf(buf + len, buf_len - len, "%30s %10u\n", + "MIB int count", fw_stats->mib_int_count); + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s\n", + "ath10k PDEV TX stats"); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "HTT cookies queued", fw_stats->comp_queued); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "HTT cookies disp.", fw_stats->comp_delivered); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MSDU queued", fw_stats->msdu_enqued); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDU queued", fw_stats->mpdu_enqued); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MSDUs dropped", fw_stats->wmm_drop); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Local enqued", fw_stats->local_enqued); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Local freed", fw_stats->local_freed); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "HW queued", fw_stats->hw_queued); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PPDUs reaped", fw_stats->hw_reaped); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Num underruns", fw_stats->underrun); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PPDUs cleaned", fw_stats->tx_abort); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs requed", fw_stats->mpdus_requed); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Excessive retries", fw_stats->tx_ko); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "HW rate", fw_stats->data_rc); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Sched self tiggers", fw_stats->self_triggers); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Dropped due to SW retries", + fw_stats->sw_retry_failure); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Illegal rate phy errors", + fw_stats->illgl_rate_phy_err); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Pdev continous xretry", fw_stats->pdev_cont_xretry); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "TX timeout", fw_stats->pdev_tx_timeout); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PDEV resets", fw_stats->pdev_resets); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PHY underrun", fw_stats->phy_underrun); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDU is more than txop limit", fw_stats->txop_ovf); + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s\n", + "ath10k PDEV RX stats"); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Mid PPDU route change", + fw_stats->mid_ppdu_route_change); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Tot. number of statuses", fw_stats->status_rcvd); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Extra frags on rings 0", fw_stats->r0_frags); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Extra frags on rings 1", fw_stats->r1_frags); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Extra frags on rings 2", fw_stats->r2_frags); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Extra frags on rings 3", fw_stats->r3_frags); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MSDUs delivered to HTT", fw_stats->htt_msdus); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs delivered to HTT", fw_stats->htt_mpdus); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MSDUs delivered to stack", fw_stats->loc_msdus); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDUs delivered to stack", fw_stats->loc_mpdus); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "Oversized AMSUs", fw_stats->oversize_amsdu); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PHY errors", fw_stats->phy_errs); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "PHY errors drops", fw_stats->phy_err_drop); + len += scnprintf(buf + len, buf_len - len, "%30s %10d\n", + "MPDU errors (FCS, MIC, ENC)", fw_stats->mpdu_errs); + + len += scnprintf(buf + len, buf_len - len, "\n"); + len += scnprintf(buf + len, buf_len - len, "%30s (%d)\n", + "ath10k PEER stats", fw_stats->peers); + len += scnprintf(buf + len, buf_len - len, "%30s\n\n", + "================="); + + for (i = 0; i < fw_stats->peers; i++) { + len += scnprintf(buf + len, buf_len - len, "%30s %pM\n", + "Peer MAC address", + fw_stats->peer_stat[i].peer_macaddr); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "Peer RSSI", fw_stats->peer_stat[i].peer_rssi); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "Peer TX rate", + fw_stats->peer_stat[i].peer_tx_rate); + len += scnprintf(buf + len, buf_len - len, "%30s %u\n", + "Peer RX rate", + fw_stats->peer_stat[i].peer_rx_rate); + len += scnprintf(buf + len, buf_len - len, "\n"); + } + spin_unlock_bh(&ar->data_lock); + + if (len > buf_len) + len = buf_len; + + ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len); + +exit: + mutex_unlock(&ar->conf_mutex); + kfree(buf); + return ret_cnt; +} + +static const struct file_operations fops_fw_stats = { + .read = ath10k_read_fw_stats, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath10k_read_simulate_fw_crash(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + const char buf[] = "To simulate firmware crash write one of the" + " keywords to this file:\n `soft` - this will send" + " WMI_FORCE_FW_HANG_ASSERT to firmware if FW" + " supports that command.\n `hard` - this will send" + " to firmware command with illegal parameters" + " causing firmware crash.\n"; + + return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); +} + +/* Simulate firmware crash: + * 'soft': Call wmi command causing firmware hang. This firmware hang is + * recoverable by warm firmware reset. + * 'hard': Force firmware crash by setting any vdev parameter for not allowed + * vdev id. This is hard firmware crash because it is recoverable only by cold + * firmware reset. + */ +static ssize_t ath10k_write_simulate_fw_crash(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + char buf[32]; + int ret; + + mutex_lock(&ar->conf_mutex); + + simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count); + + /* make sure that buf is null terminated */ + buf[sizeof(buf) - 1] = 0; + + if (ar->state != ATH10K_STATE_ON && + ar->state != ATH10K_STATE_RESTARTED) { + ret = -ENETDOWN; + goto exit; + } + + /* drop the possible '\n' from the end */ + if (buf[count - 1] == '\n') { + buf[count - 1] = 0; + count--; + } + + if (!strcmp(buf, "soft")) { + ath10k_info("simulating soft firmware crash\n"); + ret = ath10k_wmi_force_fw_hang(ar, WMI_FORCE_FW_HANG_ASSERT, 0); + } else if (!strcmp(buf, "hard")) { + ath10k_info("simulating hard firmware crash\n"); + ret = ath10k_wmi_vdev_set_param(ar, TARGET_NUM_VDEVS + 1, + ar->wmi.vdev_param->rts_threshold, 0); + } else { + ret = -EINVAL; + goto exit; + } + + if (ret) { + ath10k_warn("failed to simulate firmware crash: %d\n", ret); + goto exit; + } + + ret = count; + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static const struct file_operations fops_simulate_fw_crash = { + .read = ath10k_read_simulate_fw_crash, + .write = ath10k_write_simulate_fw_crash, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath10k_read_chip_id(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned int len; + char buf[50]; + + len = scnprintf(buf, sizeof(buf), "0x%08x\n", ar->chip_id); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_chip_id = { + .read = ath10k_read_chip_id, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static int ath10k_debug_htt_stats_req(struct ath10k *ar) +{ + u64 cookie; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (ar->debug.htt_stats_mask == 0) + /* htt stats are disabled */ + return 0; + + if (ar->state != ATH10K_STATE_ON) + return 0; + + cookie = get_jiffies_64(); + + ret = ath10k_htt_h2t_stats_req(&ar->htt, ar->debug.htt_stats_mask, + cookie); + if (ret) { + ath10k_warn("failed to send htt stats request: %d\n", ret); + return ret; + } + + queue_delayed_work(ar->workqueue, &ar->debug.htt_stats_dwork, + msecs_to_jiffies(ATH10K_DEBUG_HTT_STATS_INTERVAL)); + + return 0; +} + +static void ath10k_debug_htt_stats_dwork(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, + debug.htt_stats_dwork.work); + + mutex_lock(&ar->conf_mutex); + + ath10k_debug_htt_stats_req(ar); + + mutex_unlock(&ar->conf_mutex); +} + +static ssize_t ath10k_read_htt_stats_mask(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + char buf[32]; + unsigned int len; + + len = scnprintf(buf, sizeof(buf), "%lu\n", ar->debug.htt_stats_mask); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath10k_write_htt_stats_mask(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned long mask; + int ret; + + ret = kstrtoul_from_user(user_buf, count, 0, &mask); + if (ret) + return ret; + + /* max 8 bit masks (for now) */ + if (mask > 0xff) + return -E2BIG; + + mutex_lock(&ar->conf_mutex); + + ar->debug.htt_stats_mask = mask; + + ret = ath10k_debug_htt_stats_req(ar); + if (ret) + goto out; + + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static const struct file_operations fops_htt_stats_mask = { + .read = ath10k_read_htt_stats_mask, + .write = ath10k_write_htt_stats_mask, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath10k_read_fw_dbglog(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned int len; + char buf[32]; + + len = scnprintf(buf, sizeof(buf), "0x%08x\n", + ar->debug.fw_dbglog_mask); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath10k_write_fw_dbglog(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned long mask; + int ret; + + ret = kstrtoul_from_user(user_buf, count, 0, &mask); + if (ret) + return ret; + + mutex_lock(&ar->conf_mutex); + + ar->debug.fw_dbglog_mask = mask; + + if (ar->state == ATH10K_STATE_ON) { + ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask); + if (ret) { + ath10k_warn("dbglog cfg failed from debugfs: %d\n", + ret); + goto exit; + } + } + + ret = count; + +exit: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static const struct file_operations fops_fw_dbglog = { + .read = ath10k_read_fw_dbglog, + .write = ath10k_write_fw_dbglog, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +int ath10k_debug_start(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_debug_htt_stats_req(ar); + if (ret) + /* continue normally anyway, this isn't serious */ + ath10k_warn("failed to start htt stats workqueue: %d\n", ret); + + if (ar->debug.fw_dbglog_mask) { + ret = ath10k_wmi_dbglog_cfg(ar, ar->debug.fw_dbglog_mask); + if (ret) + /* not serious */ + ath10k_warn("failed to enable dbglog during start: %d", + ret); + } + + return 0; +} + +void ath10k_debug_stop(struct ath10k *ar) +{ + lockdep_assert_held(&ar->conf_mutex); + + /* Must not use _sync to avoid deadlock, we do that in + * ath10k_debug_destroy(). The check for htt_stats_mask is to avoid + * warning from del_timer(). */ + if (ar->debug.htt_stats_mask != 0) + cancel_delayed_work(&ar->debug.htt_stats_dwork); +} + +static ssize_t ath10k_write_simulate_radar(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + + ieee80211_radar_detected(ar->hw); + + return count; +} + +static const struct file_operations fops_simulate_radar = { + .write = ath10k_write_simulate_radar, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +#define ATH10K_DFS_STAT(s, p) (\ + len += scnprintf(buf + len, size - len, "%-28s : %10u\n", s, \ + ar->debug.dfs_stats.p)) + +#define ATH10K_DFS_POOL_STAT(s, p) (\ + len += scnprintf(buf + len, size - len, "%-28s : %10u\n", s, \ + ar->debug.dfs_pool_stats.p)) + +static ssize_t ath10k_read_dfs_stats(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + int retval = 0, len = 0; + const int size = 8000; + struct ath10k *ar = file->private_data; + char *buf; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + if (!ar->dfs_detector) { + len += scnprintf(buf + len, size - len, "DFS not enabled\n"); + goto exit; + } + + ar->debug.dfs_pool_stats = + ar->dfs_detector->get_stats(ar->dfs_detector); + + len += scnprintf(buf + len, size - len, "Pulse detector statistics:\n"); + + ATH10K_DFS_STAT("reported phy errors", phy_errors); + ATH10K_DFS_STAT("pulse events reported", pulses_total); + ATH10K_DFS_STAT("DFS pulses detected", pulses_detected); + ATH10K_DFS_STAT("DFS pulses discarded", pulses_discarded); + ATH10K_DFS_STAT("Radars detected", radar_detected); + + len += scnprintf(buf + len, size - len, "Global Pool statistics:\n"); + ATH10K_DFS_POOL_STAT("Pool references", pool_reference); + ATH10K_DFS_POOL_STAT("Pulses allocated", pulse_allocated); + ATH10K_DFS_POOL_STAT("Pulses alloc error", pulse_alloc_error); + ATH10K_DFS_POOL_STAT("Pulses in use", pulse_used); + ATH10K_DFS_POOL_STAT("Seqs. allocated", pseq_allocated); + ATH10K_DFS_POOL_STAT("Seqs. alloc error", pseq_alloc_error); + ATH10K_DFS_POOL_STAT("Seqs. in use", pseq_used); + +exit: + if (len > size) + len = size; + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +static const struct file_operations fops_dfs_stats = { + .read = ath10k_read_dfs_stats, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +int ath10k_debug_create(struct ath10k *ar) +{ + ar->debug.debugfs_phy = debugfs_create_dir("ath10k", + ar->hw->wiphy->debugfsdir); + + if (!ar->debug.debugfs_phy) + return -ENOMEM; + + INIT_DELAYED_WORK(&ar->debug.htt_stats_dwork, + ath10k_debug_htt_stats_dwork); + + init_completion(&ar->debug.event_stats_compl); + + debugfs_create_file("fw_stats", S_IRUSR, ar->debug.debugfs_phy, ar, + &fops_fw_stats); + + debugfs_create_file("wmi_services", S_IRUSR, ar->debug.debugfs_phy, ar, + &fops_wmi_services); + + debugfs_create_file("simulate_fw_crash", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_simulate_fw_crash); + + debugfs_create_file("chip_id", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_chip_id); + + debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_htt_stats_mask); + + debugfs_create_file("fw_dbglog", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_fw_dbglog); + + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) { + debugfs_create_file("dfs_simulate_radar", S_IWUSR, + ar->debug.debugfs_phy, ar, + &fops_simulate_radar); + + debugfs_create_bool("dfs_block_radar_events", S_IWUSR, + ar->debug.debugfs_phy, + &ar->dfs_block_radar_events); + + debugfs_create_file("dfs_stats", S_IRUSR, + ar->debug.debugfs_phy, ar, + &fops_dfs_stats); + } + + return 0; +} + +void ath10k_debug_destroy(struct ath10k *ar) +{ + cancel_delayed_work_sync(&ar->debug.htt_stats_dwork); +} + +#endif /* CONFIG_ATH10K_DEBUGFS */ + +#ifdef CONFIG_ATH10K_DEBUG +void ath10k_dbg(enum ath10k_debug_mask mask, const char *fmt, ...) +{ + struct va_format vaf; + va_list args; + + va_start(args, fmt); + + vaf.fmt = fmt; + vaf.va = &args; + + if (ath10k_debug_mask & mask) + ath10k_printk(KERN_DEBUG, "%pV", &vaf); + + trace_ath10k_log_dbg(mask, &vaf); + + va_end(args); +} +EXPORT_SYMBOL(ath10k_dbg); + +void ath10k_dbg_dump(enum ath10k_debug_mask mask, + const char *msg, const char *prefix, + const void *buf, size_t len) +{ + if (ath10k_debug_mask & mask) { + if (msg) + ath10k_dbg(mask, "%s\n", msg); + + print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len); + } + + /* tracing code doesn't like null strings :/ */ + trace_ath10k_log_dbg_dump(msg ? msg : "", prefix ? prefix : "", + buf, len); +} +EXPORT_SYMBOL(ath10k_dbg_dump); + +#endif /* CONFIG_ATH10K_DEBUG */ diff --git a/drivers/net/wireless/ath/ath10k/debug.h b/drivers/net/wireless/ath/ath10k/debug.h new file mode 100644 index 00000000000..a5824990bd2 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/debug.h @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _DEBUG_H_ +#define _DEBUG_H_ + +#include <linux/types.h> +#include "trace.h" + +enum ath10k_debug_mask { + ATH10K_DBG_PCI = 0x00000001, + ATH10K_DBG_WMI = 0x00000002, + ATH10K_DBG_HTC = 0x00000004, + ATH10K_DBG_HTT = 0x00000008, + ATH10K_DBG_MAC = 0x00000010, + ATH10K_DBG_BOOT = 0x00000020, + ATH10K_DBG_PCI_DUMP = 0x00000040, + ATH10K_DBG_HTT_DUMP = 0x00000080, + ATH10K_DBG_MGMT = 0x00000100, + ATH10K_DBG_DATA = 0x00000200, + ATH10K_DBG_BMI = 0x00000400, + ATH10K_DBG_REGULATORY = 0x00000800, + ATH10K_DBG_ANY = 0xffffffff, +}; + +extern unsigned int ath10k_debug_mask; + +__printf(1, 2) int ath10k_info(const char *fmt, ...); +__printf(1, 2) int ath10k_err(const char *fmt, ...); +__printf(1, 2) int ath10k_warn(const char *fmt, ...); + +#ifdef CONFIG_ATH10K_DEBUGFS +int ath10k_debug_start(struct ath10k *ar); +void ath10k_debug_stop(struct ath10k *ar); +int ath10k_debug_create(struct ath10k *ar); +void ath10k_debug_destroy(struct ath10k *ar); +void ath10k_debug_read_service_map(struct ath10k *ar, + void *service_map, + size_t map_size); +void ath10k_debug_read_target_stats(struct ath10k *ar, + struct wmi_stats_event *ev); + +#define ATH10K_DFS_STAT_INC(ar, c) (ar->debug.dfs_stats.c++) + +#else +static inline int ath10k_debug_start(struct ath10k *ar) +{ + return 0; +} + +static inline void ath10k_debug_stop(struct ath10k *ar) +{ +} + +static inline int ath10k_debug_create(struct ath10k *ar) +{ + return 0; +} + +static inline void ath10k_debug_destroy(struct ath10k *ar) +{ +} + +static inline void ath10k_debug_read_service_map(struct ath10k *ar, + void *service_map, + size_t map_size) +{ +} + +static inline void ath10k_debug_read_target_stats(struct ath10k *ar, + struct wmi_stats_event *ev) +{ +} + +#define ATH10K_DFS_STAT_INC(ar, c) do { } while (0) + +#endif /* CONFIG_ATH10K_DEBUGFS */ + +#ifdef CONFIG_ATH10K_DEBUG +__printf(2, 3) void ath10k_dbg(enum ath10k_debug_mask mask, + const char *fmt, ...); +void ath10k_dbg_dump(enum ath10k_debug_mask mask, + const char *msg, const char *prefix, + const void *buf, size_t len); +#else /* CONFIG_ATH10K_DEBUG */ + +static inline int ath10k_dbg(enum ath10k_debug_mask dbg_mask, + const char *fmt, ...) +{ + return 0; +} + +static inline void ath10k_dbg_dump(enum ath10k_debug_mask mask, + const char *msg, const char *prefix, + const void *buf, size_t len) +{ +} +#endif /* CONFIG_ATH10K_DEBUG */ +#endif /* _DEBUG_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/hif.h b/drivers/net/wireless/ath/ath10k/hif.h new file mode 100644 index 00000000000..2ac7beacddc --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/hif.h @@ -0,0 +1,181 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HIF_H_ +#define _HIF_H_ + +#include <linux/kernel.h> +#include "core.h" + +struct ath10k_hif_sg_item { + u16 transfer_id; + void *transfer_context; /* NULL = tx completion callback not called */ + void *vaddr; /* for debugging mostly */ + u32 paddr; + u16 len; +}; + +struct ath10k_hif_cb { + int (*tx_completion)(struct ath10k *ar, + struct sk_buff *wbuf, + unsigned transfer_id); + int (*rx_completion)(struct ath10k *ar, + struct sk_buff *wbuf, + u8 pipe_id); +}; + +struct ath10k_hif_ops { + /* send a scatter-gather list to the target */ + int (*tx_sg)(struct ath10k *ar, u8 pipe_id, + struct ath10k_hif_sg_item *items, int n_items); + + /* + * API to handle HIF-specific BMI message exchanges, this API is + * synchronous and only allowed to be called from a context that + * can block (sleep) + */ + int (*exchange_bmi_msg)(struct ath10k *ar, + void *request, u32 request_len, + void *response, u32 *response_len); + + /* Post BMI phase, after FW is loaded. Starts regular operation */ + int (*start)(struct ath10k *ar); + + /* Clean up what start() did. This does not revert to BMI phase. If + * desired so, call power_down() and power_up() */ + void (*stop)(struct ath10k *ar); + + int (*map_service_to_pipe)(struct ath10k *ar, u16 service_id, + u8 *ul_pipe, u8 *dl_pipe, + int *ul_is_polled, int *dl_is_polled); + + void (*get_default_pipe)(struct ath10k *ar, u8 *ul_pipe, u8 *dl_pipe); + + /* + * Check if prior sends have completed. + * + * Check whether the pipe in question has any completed + * sends that have not yet been processed. + * This function is only relevant for HIF pipes that are configured + * to be polled rather than interrupt-driven. + */ + void (*send_complete_check)(struct ath10k *ar, u8 pipe_id, int force); + + void (*set_callbacks)(struct ath10k *ar, + struct ath10k_hif_cb *callbacks); + + u16 (*get_free_queue_number)(struct ath10k *ar, u8 pipe_id); + + /* Power up the device and enter BMI transfer mode for FW download */ + int (*power_up)(struct ath10k *ar); + + /* Power down the device and free up resources. stop() must be called + * before this if start() was called earlier */ + void (*power_down)(struct ath10k *ar); + + int (*suspend)(struct ath10k *ar); + int (*resume)(struct ath10k *ar); +}; + + +static inline int ath10k_hif_tx_sg(struct ath10k *ar, u8 pipe_id, + struct ath10k_hif_sg_item *items, + int n_items) +{ + return ar->hif.ops->tx_sg(ar, pipe_id, items, n_items); +} + +static inline int ath10k_hif_exchange_bmi_msg(struct ath10k *ar, + void *request, u32 request_len, + void *response, u32 *response_len) +{ + return ar->hif.ops->exchange_bmi_msg(ar, request, request_len, + response, response_len); +} + +static inline int ath10k_hif_start(struct ath10k *ar) +{ + return ar->hif.ops->start(ar); +} + +static inline void ath10k_hif_stop(struct ath10k *ar) +{ + return ar->hif.ops->stop(ar); +} + +static inline int ath10k_hif_map_service_to_pipe(struct ath10k *ar, + u16 service_id, + u8 *ul_pipe, u8 *dl_pipe, + int *ul_is_polled, + int *dl_is_polled) +{ + return ar->hif.ops->map_service_to_pipe(ar, service_id, + ul_pipe, dl_pipe, + ul_is_polled, dl_is_polled); +} + +static inline void ath10k_hif_get_default_pipe(struct ath10k *ar, + u8 *ul_pipe, u8 *dl_pipe) +{ + ar->hif.ops->get_default_pipe(ar, ul_pipe, dl_pipe); +} + +static inline void ath10k_hif_send_complete_check(struct ath10k *ar, + u8 pipe_id, int force) +{ + ar->hif.ops->send_complete_check(ar, pipe_id, force); +} + +static inline void ath10k_hif_set_callbacks(struct ath10k *ar, + struct ath10k_hif_cb *callbacks) +{ + ar->hif.ops->set_callbacks(ar, callbacks); +} + +static inline u16 ath10k_hif_get_free_queue_number(struct ath10k *ar, + u8 pipe_id) +{ + return ar->hif.ops->get_free_queue_number(ar, pipe_id); +} + +static inline int ath10k_hif_power_up(struct ath10k *ar) +{ + return ar->hif.ops->power_up(ar); +} + +static inline void ath10k_hif_power_down(struct ath10k *ar) +{ + ar->hif.ops->power_down(ar); +} + +static inline int ath10k_hif_suspend(struct ath10k *ar) +{ + if (!ar->hif.ops->suspend) + return -EOPNOTSUPP; + + return ar->hif.ops->suspend(ar); +} + +static inline int ath10k_hif_resume(struct ath10k *ar) +{ + if (!ar->hif.ops->resume) + return -EOPNOTSUPP; + + return ar->hif.ops->resume(ar); +} + +#endif /* _HIF_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c new file mode 100644 index 00000000000..e493db4b4a4 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -0,0 +1,866 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "core.h" +#include "hif.h" +#include "debug.h" + +/********/ +/* Send */ +/********/ + +static inline void ath10k_htc_send_complete_check(struct ath10k_htc_ep *ep, + int force) +{ + /* + * Check whether HIF has any prior sends that have finished, + * have not had the post-processing done. + */ + ath10k_hif_send_complete_check(ep->htc->ar, ep->ul_pipe_id, force); +} + +static void ath10k_htc_control_tx_complete(struct ath10k *ar, + struct sk_buff *skb) +{ + kfree_skb(skb); +} + +static struct sk_buff *ath10k_htc_build_tx_ctrl_skb(void *ar) +{ + struct sk_buff *skb; + struct ath10k_skb_cb *skb_cb; + + skb = dev_alloc_skb(ATH10K_HTC_CONTROL_BUFFER_SIZE); + if (!skb) { + ath10k_warn("Unable to allocate ctrl skb\n"); + return NULL; + } + + skb_reserve(skb, 20); /* FIXME: why 20 bytes? */ + WARN_ONCE((unsigned long)skb->data & 3, "unaligned skb"); + + skb_cb = ATH10K_SKB_CB(skb); + memset(skb_cb, 0, sizeof(*skb_cb)); + + ath10k_dbg(ATH10K_DBG_HTC, "%s: skb %p\n", __func__, skb); + return skb; +} + +static inline void ath10k_htc_restore_tx_skb(struct ath10k_htc *htc, + struct sk_buff *skb) +{ + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); + + dma_unmap_single(htc->ar->dev, skb_cb->paddr, skb->len, DMA_TO_DEVICE); + skb_pull(skb, sizeof(struct ath10k_htc_hdr)); +} + +static void ath10k_htc_notify_tx_completion(struct ath10k_htc_ep *ep, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_HTC, "%s: ep %d skb %p\n", __func__, + ep->eid, skb); + + ath10k_htc_restore_tx_skb(ep->htc, skb); + + if (!ep->ep_ops.ep_tx_complete) { + ath10k_warn("no tx handler for eid %d\n", ep->eid); + dev_kfree_skb_any(skb); + return; + } + + ep->ep_ops.ep_tx_complete(ep->htc->ar, skb); +} + +/* assumes tx_lock is held */ +static bool ath10k_htc_ep_need_credit_update(struct ath10k_htc_ep *ep) +{ + if (!ep->tx_credit_flow_enabled) + return false; + if (ep->tx_credits >= ep->tx_credits_per_max_message) + return false; + + ath10k_dbg(ATH10K_DBG_HTC, "HTC: endpoint %d needs credit update\n", + ep->eid); + return true; +} + +static void ath10k_htc_prepare_tx_skb(struct ath10k_htc_ep *ep, + struct sk_buff *skb) +{ + struct ath10k_htc_hdr *hdr; + + hdr = (struct ath10k_htc_hdr *)skb->data; + + hdr->eid = ep->eid; + hdr->len = __cpu_to_le16(skb->len - sizeof(*hdr)); + hdr->flags = 0; + + spin_lock_bh(&ep->htc->tx_lock); + hdr->seq_no = ep->seq_no++; + + if (ath10k_htc_ep_need_credit_update(ep)) + hdr->flags |= ATH10K_HTC_FLAG_NEED_CREDIT_UPDATE; + + spin_unlock_bh(&ep->htc->tx_lock); +} + +int ath10k_htc_send(struct ath10k_htc *htc, + enum ath10k_htc_ep_id eid, + struct sk_buff *skb) +{ + struct ath10k_htc_ep *ep = &htc->endpoint[eid]; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); + struct ath10k_hif_sg_item sg_item; + struct device *dev = htc->ar->dev; + int credits = 0; + int ret; + + if (htc->ar->state == ATH10K_STATE_WEDGED) + return -ECOMM; + + if (eid >= ATH10K_HTC_EP_COUNT) { + ath10k_warn("Invalid endpoint id: %d\n", eid); + return -ENOENT; + } + + /* FIXME: This looks ugly, can we fix it? */ + spin_lock_bh(&htc->tx_lock); + if (htc->stopped) { + spin_unlock_bh(&htc->tx_lock); + return -ESHUTDOWN; + } + spin_unlock_bh(&htc->tx_lock); + + skb_push(skb, sizeof(struct ath10k_htc_hdr)); + + if (ep->tx_credit_flow_enabled) { + credits = DIV_ROUND_UP(skb->len, htc->target_credit_size); + spin_lock_bh(&htc->tx_lock); + if (ep->tx_credits < credits) { + spin_unlock_bh(&htc->tx_lock); + ret = -EAGAIN; + goto err_pull; + } + ep->tx_credits -= credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d consumed %d credits (total %d)\n", + eid, credits, ep->tx_credits); + spin_unlock_bh(&htc->tx_lock); + } + + ath10k_htc_prepare_tx_skb(ep, skb); + + skb_cb->paddr = dma_map_single(dev, skb->data, skb->len, DMA_TO_DEVICE); + ret = dma_mapping_error(dev, skb_cb->paddr); + if (ret) + goto err_credits; + + sg_item.transfer_id = ep->eid; + sg_item.transfer_context = skb; + sg_item.vaddr = skb->data; + sg_item.paddr = skb_cb->paddr; + sg_item.len = skb->len; + + ret = ath10k_hif_tx_sg(htc->ar, ep->ul_pipe_id, &sg_item, 1); + if (ret) + goto err_unmap; + + return 0; + +err_unmap: + dma_unmap_single(dev, skb_cb->paddr, skb->len, DMA_TO_DEVICE); +err_credits: + if (ep->tx_credit_flow_enabled) { + spin_lock_bh(&htc->tx_lock); + ep->tx_credits += credits; + ath10k_dbg(ATH10K_DBG_HTC, + "htc ep %d reverted %d credits back (total %d)\n", + eid, credits, ep->tx_credits); + spin_unlock_bh(&htc->tx_lock); + + if (ep->ep_ops.ep_tx_credits) + ep->ep_ops.ep_tx_credits(htc->ar); + } +err_pull: + skb_pull(skb, sizeof(struct ath10k_htc_hdr)); + return ret; +} + +static int ath10k_htc_tx_completion_handler(struct ath10k *ar, + struct sk_buff *skb, + unsigned int eid) +{ + struct ath10k_htc *htc = &ar->htc; + struct ath10k_htc_ep *ep = &htc->endpoint[eid]; + + if (WARN_ON_ONCE(!skb)) + return 0; + + ath10k_htc_notify_tx_completion(ep, skb); + /* the skb now belongs to the completion handler */ + + return 0; +} + +/***********/ +/* Receive */ +/***********/ + +static void +ath10k_htc_process_credit_report(struct ath10k_htc *htc, + const struct ath10k_htc_credit_report *report, + int len, + enum ath10k_htc_ep_id eid) +{ + struct ath10k_htc_ep *ep; + int i, n_reports; + + if (len % sizeof(*report)) + ath10k_warn("Uneven credit report len %d", len); + + n_reports = len / sizeof(*report); + + spin_lock_bh(&htc->tx_lock); + for (i = 0; i < n_reports; i++, report++) { + if (report->eid >= ATH10K_HTC_EP_COUNT) + break; + + ep = &htc->endpoint[report->eid]; + ep->tx_credits += report->credits; + + ath10k_dbg(ATH10K_DBG_HTC, "htc ep %d got %d credits (total %d)\n", + report->eid, report->credits, ep->tx_credits); + + if (ep->ep_ops.ep_tx_credits) { + spin_unlock_bh(&htc->tx_lock); + ep->ep_ops.ep_tx_credits(htc->ar); + spin_lock_bh(&htc->tx_lock); + } + } + spin_unlock_bh(&htc->tx_lock); +} + +static int ath10k_htc_process_trailer(struct ath10k_htc *htc, + u8 *buffer, + int length, + enum ath10k_htc_ep_id src_eid) +{ + int status = 0; + struct ath10k_htc_record *record; + u8 *orig_buffer; + int orig_length; + size_t len; + + orig_buffer = buffer; + orig_length = length; + + while (length > 0) { + record = (struct ath10k_htc_record *)buffer; + + if (length < sizeof(record->hdr)) { + status = -EINVAL; + break; + } + + if (record->hdr.len > length) { + /* no room left in buffer for record */ + ath10k_warn("Invalid record length: %d\n", + record->hdr.len); + status = -EINVAL; + break; + } + + switch (record->hdr.id) { + case ATH10K_HTC_RECORD_CREDITS: + len = sizeof(struct ath10k_htc_credit_report); + if (record->hdr.len < len) { + ath10k_warn("Credit report too long\n"); + status = -EINVAL; + break; + } + ath10k_htc_process_credit_report(htc, + record->credit_report, + record->hdr.len, + src_eid); + break; + default: + ath10k_warn("Unhandled record: id:%d length:%d\n", + record->hdr.id, record->hdr.len); + break; + } + + if (status) + break; + + /* multiple records may be present in a trailer */ + buffer += sizeof(record->hdr) + record->hdr.len; + length -= sizeof(record->hdr) + record->hdr.len; + } + + if (status) + ath10k_dbg_dump(ATH10K_DBG_HTC, "htc rx bad trailer", "", + orig_buffer, orig_length); + + return status; +} + +static int ath10k_htc_rx_completion_handler(struct ath10k *ar, + struct sk_buff *skb, + u8 pipe_id) +{ + int status = 0; + struct ath10k_htc *htc = &ar->htc; + struct ath10k_htc_hdr *hdr; + struct ath10k_htc_ep *ep; + u16 payload_len; + u32 trailer_len = 0; + size_t min_len; + u8 eid; + bool trailer_present; + + hdr = (struct ath10k_htc_hdr *)skb->data; + skb_pull(skb, sizeof(*hdr)); + + eid = hdr->eid; + + if (eid >= ATH10K_HTC_EP_COUNT) { + ath10k_warn("HTC Rx: invalid eid %d\n", eid); + ath10k_dbg_dump(ATH10K_DBG_HTC, "htc bad header", "", + hdr, sizeof(*hdr)); + status = -EINVAL; + goto out; + } + + ep = &htc->endpoint[eid]; + + /* + * If this endpoint that received a message from the target has + * a to-target HIF pipe whose send completions are polled rather + * than interrupt-driven, this is a good point to ask HIF to check + * whether it has any completed sends to handle. + */ + if (ep->ul_is_polled) + ath10k_htc_send_complete_check(ep, 1); + + payload_len = __le16_to_cpu(hdr->len); + + if (payload_len + sizeof(*hdr) > ATH10K_HTC_MAX_LEN) { + ath10k_warn("HTC rx frame too long, len: %zu\n", + payload_len + sizeof(*hdr)); + ath10k_dbg_dump(ATH10K_DBG_HTC, "htc bad rx pkt len", "", + hdr, sizeof(*hdr)); + status = -EINVAL; + goto out; + } + + if (skb->len < payload_len) { + ath10k_dbg(ATH10K_DBG_HTC, + "HTC Rx: insufficient length, got %d, expected %d\n", + skb->len, payload_len); + ath10k_dbg_dump(ATH10K_DBG_HTC, "htc bad rx pkt len", + "", hdr, sizeof(*hdr)); + status = -EINVAL; + goto out; + } + + /* get flags to check for trailer */ + trailer_present = hdr->flags & ATH10K_HTC_FLAG_TRAILER_PRESENT; + if (trailer_present) { + u8 *trailer; + + trailer_len = hdr->trailer_len; + min_len = sizeof(struct ath10k_ath10k_htc_record_hdr); + + if ((trailer_len < min_len) || + (trailer_len > payload_len)) { + ath10k_warn("Invalid trailer length: %d\n", + trailer_len); + status = -EPROTO; + goto out; + } + + trailer = (u8 *)hdr; + trailer += sizeof(*hdr); + trailer += payload_len; + trailer -= trailer_len; + status = ath10k_htc_process_trailer(htc, trailer, + trailer_len, hdr->eid); + if (status) + goto out; + + skb_trim(skb, skb->len - trailer_len); + } + + if (((int)payload_len - (int)trailer_len) <= 0) + /* zero length packet with trailer data, just drop these */ + goto out; + + if (eid == ATH10K_HTC_EP_0) { + struct ath10k_htc_msg *msg = (struct ath10k_htc_msg *)skb->data; + + switch (__le16_to_cpu(msg->hdr.message_id)) { + default: + /* handle HTC control message */ + if (completion_done(&htc->ctl_resp)) { + /* + * this is a fatal error, target should not be + * sending unsolicited messages on the ep 0 + */ + ath10k_warn("HTC rx ctrl still processing\n"); + status = -EINVAL; + complete(&htc->ctl_resp); + goto out; + } + + htc->control_resp_len = + min_t(int, skb->len, + ATH10K_HTC_MAX_CTRL_MSG_LEN); + + memcpy(htc->control_resp_buffer, skb->data, + htc->control_resp_len); + + complete(&htc->ctl_resp); + break; + case ATH10K_HTC_MSG_SEND_SUSPEND_COMPLETE: + htc->htc_ops.target_send_suspend_complete(ar); + } + goto out; + } + + ath10k_dbg(ATH10K_DBG_HTC, "htc rx completion ep %d skb %p\n", + eid, skb); + ep->ep_ops.ep_rx_complete(ar, skb); + + /* skb is now owned by the rx completion handler */ + skb = NULL; +out: + kfree_skb(skb); + + return status; +} + +static void ath10k_htc_control_rx_complete(struct ath10k *ar, + struct sk_buff *skb) +{ + /* This is unexpected. FW is not supposed to send regular rx on this + * endpoint. */ + ath10k_warn("unexpected htc rx\n"); + kfree_skb(skb); +} + +/***************/ +/* Init/Deinit */ +/***************/ + +static const char *htc_service_name(enum ath10k_htc_svc_id id) +{ + switch (id) { + case ATH10K_HTC_SVC_ID_RESERVED: + return "Reserved"; + case ATH10K_HTC_SVC_ID_RSVD_CTRL: + return "Control"; + case ATH10K_HTC_SVC_ID_WMI_CONTROL: + return "WMI"; + case ATH10K_HTC_SVC_ID_WMI_DATA_BE: + return "DATA BE"; + case ATH10K_HTC_SVC_ID_WMI_DATA_BK: + return "DATA BK"; + case ATH10K_HTC_SVC_ID_WMI_DATA_VI: + return "DATA VI"; + case ATH10K_HTC_SVC_ID_WMI_DATA_VO: + return "DATA VO"; + case ATH10K_HTC_SVC_ID_NMI_CONTROL: + return "NMI Control"; + case ATH10K_HTC_SVC_ID_NMI_DATA: + return "NMI Data"; + case ATH10K_HTC_SVC_ID_HTT_DATA_MSG: + return "HTT Data"; + case ATH10K_HTC_SVC_ID_TEST_RAW_STREAMS: + return "RAW"; + } + + return "Unknown"; +} + +static void ath10k_htc_reset_endpoint_states(struct ath10k_htc *htc) +{ + struct ath10k_htc_ep *ep; + int i; + + for (i = ATH10K_HTC_EP_0; i < ATH10K_HTC_EP_COUNT; i++) { + ep = &htc->endpoint[i]; + ep->service_id = ATH10K_HTC_SVC_ID_UNUSED; + ep->max_ep_message_len = 0; + ep->max_tx_queue_depth = 0; + ep->eid = i; + ep->htc = htc; + ep->tx_credit_flow_enabled = true; + } +} + +static void ath10k_htc_setup_target_buffer_assignments(struct ath10k_htc *htc) +{ + struct ath10k_htc_svc_tx_credits *entry; + + entry = &htc->service_tx_alloc[0]; + + /* + * for PCIE allocate all credists/HTC buffers to WMI. + * no buffers are used/required for data. data always + * remains on host. + */ + entry++; + entry->service_id = ATH10K_HTC_SVC_ID_WMI_CONTROL; + entry->credit_allocation = htc->total_transmit_credits; +} + +static u8 ath10k_htc_get_credit_allocation(struct ath10k_htc *htc, + u16 service_id) +{ + u8 allocation = 0; + int i; + + for (i = 0; i < ATH10K_HTC_EP_COUNT; i++) { + if (htc->service_tx_alloc[i].service_id == service_id) + allocation = + htc->service_tx_alloc[i].credit_allocation; + } + + return allocation; +} + +int ath10k_htc_wait_target(struct ath10k_htc *htc) +{ + int status = 0; + struct ath10k_htc_svc_conn_req conn_req; + struct ath10k_htc_svc_conn_resp conn_resp; + struct ath10k_htc_msg *msg; + u16 message_id; + u16 credit_count; + u16 credit_size; + + status = wait_for_completion_timeout(&htc->ctl_resp, + ATH10K_HTC_WAIT_TIMEOUT_HZ); + if (status <= 0) { + if (status == 0) + status = -ETIMEDOUT; + + ath10k_err("ctl_resp never came in (%d)\n", status); + return status; + } + + if (htc->control_resp_len < sizeof(msg->hdr) + sizeof(msg->ready)) { + ath10k_err("Invalid HTC ready msg len:%d\n", + htc->control_resp_len); + return -ECOMM; + } + + msg = (struct ath10k_htc_msg *)htc->control_resp_buffer; + message_id = __le16_to_cpu(msg->hdr.message_id); + credit_count = __le16_to_cpu(msg->ready.credit_count); + credit_size = __le16_to_cpu(msg->ready.credit_size); + + if (message_id != ATH10K_HTC_MSG_READY_ID) { + ath10k_err("Invalid HTC ready msg: 0x%x\n", message_id); + return -ECOMM; + } + + htc->total_transmit_credits = credit_count; + htc->target_credit_size = credit_size; + + ath10k_dbg(ATH10K_DBG_HTC, + "Target ready! transmit resources: %d size:%d\n", + htc->total_transmit_credits, + htc->target_credit_size); + + if ((htc->total_transmit_credits == 0) || + (htc->target_credit_size == 0)) { + ath10k_err("Invalid credit size received\n"); + return -ECOMM; + } + + ath10k_htc_setup_target_buffer_assignments(htc); + + /* setup our pseudo HTC control endpoint connection */ + memset(&conn_req, 0, sizeof(conn_req)); + memset(&conn_resp, 0, sizeof(conn_resp)); + conn_req.ep_ops.ep_tx_complete = ath10k_htc_control_tx_complete; + conn_req.ep_ops.ep_rx_complete = ath10k_htc_control_rx_complete; + conn_req.max_send_queue_depth = ATH10K_NUM_CONTROL_TX_BUFFERS; + conn_req.service_id = ATH10K_HTC_SVC_ID_RSVD_CTRL; + + /* connect fake service */ + status = ath10k_htc_connect_service(htc, &conn_req, &conn_resp); + if (status) { + ath10k_err("could not connect to htc service (%d)\n", status); + return status; + } + + return 0; +} + +int ath10k_htc_connect_service(struct ath10k_htc *htc, + struct ath10k_htc_svc_conn_req *conn_req, + struct ath10k_htc_svc_conn_resp *conn_resp) +{ + struct ath10k_htc_msg *msg; + struct ath10k_htc_conn_svc *req_msg; + struct ath10k_htc_conn_svc_response resp_msg_dummy; + struct ath10k_htc_conn_svc_response *resp_msg = &resp_msg_dummy; + enum ath10k_htc_ep_id assigned_eid = ATH10K_HTC_EP_COUNT; + struct ath10k_htc_ep *ep; + struct sk_buff *skb; + unsigned int max_msg_size = 0; + int length, status; + bool disable_credit_flow_ctrl = false; + u16 message_id, service_id, flags = 0; + u8 tx_alloc = 0; + + /* special case for HTC pseudo control service */ + if (conn_req->service_id == ATH10K_HTC_SVC_ID_RSVD_CTRL) { + disable_credit_flow_ctrl = true; + assigned_eid = ATH10K_HTC_EP_0; + max_msg_size = ATH10K_HTC_MAX_CTRL_MSG_LEN; + memset(&resp_msg_dummy, 0, sizeof(resp_msg_dummy)); + goto setup; + } + + tx_alloc = ath10k_htc_get_credit_allocation(htc, + conn_req->service_id); + if (!tx_alloc) + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service %s does not allocate target credits\n", + htc_service_name(conn_req->service_id)); + + skb = ath10k_htc_build_tx_ctrl_skb(htc->ar); + if (!skb) { + ath10k_err("Failed to allocate HTC packet\n"); + return -ENOMEM; + } + + length = sizeof(msg->hdr) + sizeof(msg->connect_service); + skb_put(skb, length); + memset(skb->data, 0, length); + + msg = (struct ath10k_htc_msg *)skb->data; + msg->hdr.message_id = + __cpu_to_le16(ATH10K_HTC_MSG_CONNECT_SERVICE_ID); + + flags |= SM(tx_alloc, ATH10K_HTC_CONN_FLAGS_RECV_ALLOC); + + /* Only enable credit flow control for WMI ctrl service */ + if (conn_req->service_id != ATH10K_HTC_SVC_ID_WMI_CONTROL) { + flags |= ATH10K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL; + disable_credit_flow_ctrl = true; + } + + req_msg = &msg->connect_service; + req_msg->flags = __cpu_to_le16(flags); + req_msg->service_id = __cpu_to_le16(conn_req->service_id); + + reinit_completion(&htc->ctl_resp); + + status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb); + if (status) { + kfree_skb(skb); + return status; + } + + /* wait for response */ + status = wait_for_completion_timeout(&htc->ctl_resp, + ATH10K_HTC_CONN_SVC_TIMEOUT_HZ); + if (status <= 0) { + if (status == 0) + status = -ETIMEDOUT; + ath10k_err("Service connect timeout: %d\n", status); + return status; + } + + /* we controlled the buffer creation, it's aligned */ + msg = (struct ath10k_htc_msg *)htc->control_resp_buffer; + resp_msg = &msg->connect_service_response; + message_id = __le16_to_cpu(msg->hdr.message_id); + service_id = __le16_to_cpu(resp_msg->service_id); + + if ((message_id != ATH10K_HTC_MSG_CONNECT_SERVICE_RESP_ID) || + (htc->control_resp_len < sizeof(msg->hdr) + + sizeof(msg->connect_service_response))) { + ath10k_err("Invalid resp message ID 0x%x", message_id); + return -EPROTO; + } + + ath10k_dbg(ATH10K_DBG_HTC, + "HTC Service %s connect response: status: 0x%x, assigned ep: 0x%x\n", + htc_service_name(service_id), + resp_msg->status, resp_msg->eid); + + conn_resp->connect_resp_code = resp_msg->status; + + /* check response status */ + if (resp_msg->status != ATH10K_HTC_CONN_SVC_STATUS_SUCCESS) { + ath10k_err("HTC Service %s connect request failed: 0x%x)\n", + htc_service_name(service_id), + resp_msg->status); + return -EPROTO; + } + + assigned_eid = (enum ath10k_htc_ep_id)resp_msg->eid; + max_msg_size = __le16_to_cpu(resp_msg->max_msg_size); + +setup: + + if (assigned_eid >= ATH10K_HTC_EP_COUNT) + return -EPROTO; + + if (max_msg_size == 0) + return -EPROTO; + + ep = &htc->endpoint[assigned_eid]; + ep->eid = assigned_eid; + + if (ep->service_id != ATH10K_HTC_SVC_ID_UNUSED) + return -EPROTO; + + /* return assigned endpoint to caller */ + conn_resp->eid = assigned_eid; + conn_resp->max_msg_len = __le16_to_cpu(resp_msg->max_msg_size); + + /* setup the endpoint */ + ep->service_id = conn_req->service_id; + ep->max_tx_queue_depth = conn_req->max_send_queue_depth; + ep->max_ep_message_len = __le16_to_cpu(resp_msg->max_msg_size); + ep->tx_credits = tx_alloc; + ep->tx_credit_size = htc->target_credit_size; + ep->tx_credits_per_max_message = ep->max_ep_message_len / + htc->target_credit_size; + + if (ep->max_ep_message_len % htc->target_credit_size) + ep->tx_credits_per_max_message++; + + /* copy all the callbacks */ + ep->ep_ops = conn_req->ep_ops; + + status = ath10k_hif_map_service_to_pipe(htc->ar, + ep->service_id, + &ep->ul_pipe_id, + &ep->dl_pipe_id, + &ep->ul_is_polled, + &ep->dl_is_polled); + if (status) + return status; + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service '%s' ul pipe %d dl pipe %d eid %d ready\n", + htc_service_name(ep->service_id), ep->ul_pipe_id, + ep->dl_pipe_id, ep->eid); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc ep %d ul polled %d dl polled %d\n", + ep->eid, ep->ul_is_polled, ep->dl_is_polled); + + if (disable_credit_flow_ctrl && ep->tx_credit_flow_enabled) { + ep->tx_credit_flow_enabled = false; + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service '%s' eid %d TX flow control disabled\n", + htc_service_name(ep->service_id), assigned_eid); + } + + return status; +} + +struct sk_buff *ath10k_htc_alloc_skb(int size) +{ + struct sk_buff *skb; + + skb = dev_alloc_skb(size + sizeof(struct ath10k_htc_hdr)); + if (!skb) { + ath10k_warn("could not allocate HTC tx skb\n"); + return NULL; + } + + skb_reserve(skb, sizeof(struct ath10k_htc_hdr)); + + /* FW/HTC requires 4-byte aligned streams */ + if (!IS_ALIGNED((unsigned long)skb->data, 4)) + ath10k_warn("Unaligned HTC tx skb\n"); + + return skb; +} + +int ath10k_htc_start(struct ath10k_htc *htc) +{ + struct sk_buff *skb; + int status = 0; + struct ath10k_htc_msg *msg; + + skb = ath10k_htc_build_tx_ctrl_skb(htc->ar); + if (!skb) + return -ENOMEM; + + skb_put(skb, sizeof(msg->hdr) + sizeof(msg->setup_complete_ext)); + memset(skb->data, 0, skb->len); + + msg = (struct ath10k_htc_msg *)skb->data; + msg->hdr.message_id = + __cpu_to_le16(ATH10K_HTC_MSG_SETUP_COMPLETE_EX_ID); + + ath10k_dbg(ATH10K_DBG_HTC, "HTC is using TX credit flow control\n"); + + status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb); + if (status) { + kfree_skb(skb); + return status; + } + + return 0; +} + +void ath10k_htc_stop(struct ath10k_htc *htc) +{ + spin_lock_bh(&htc->tx_lock); + htc->stopped = true; + spin_unlock_bh(&htc->tx_lock); +} + +/* registered target arrival callback from the HIF layer */ +int ath10k_htc_init(struct ath10k *ar) +{ + struct ath10k_hif_cb htc_callbacks; + struct ath10k_htc_ep *ep = NULL; + struct ath10k_htc *htc = &ar->htc; + + spin_lock_init(&htc->tx_lock); + + htc->stopped = false; + ath10k_htc_reset_endpoint_states(htc); + + /* setup HIF layer callbacks */ + htc_callbacks.rx_completion = ath10k_htc_rx_completion_handler; + htc_callbacks.tx_completion = ath10k_htc_tx_completion_handler; + htc->ar = ar; + + /* Get HIF default pipe for HTC message exchange */ + ep = &htc->endpoint[ATH10K_HTC_EP_0]; + + ath10k_hif_set_callbacks(ar, &htc_callbacks); + ath10k_hif_get_default_pipe(ar, &ep->ul_pipe_id, &ep->dl_pipe_id); + + init_completion(&htc->ctl_resp); + + return 0; +} diff --git a/drivers/net/wireless/ath/ath10k/htc.h b/drivers/net/wireless/ath/ath10k/htc.h new file mode 100644 index 00000000000..4716d331e6b --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htc.h @@ -0,0 +1,363 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HTC_H_ +#define _HTC_H_ + +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/bug.h> +#include <linux/skbuff.h> +#include <linux/semaphore.h> +#include <linux/timer.h> + +struct ath10k; + +/****************/ +/* HTC protocol */ +/****************/ + +/* + * HTC - host-target control protocol + * + * tx packets are generally <htc_hdr><payload> + * rx packets are more complex: <htc_hdr><payload><trailer> + * + * The payload + trailer length is stored in len. + * To get payload-only length one needs to payload - trailer_len. + * + * Trailer contains (possibly) multiple <htc_record>. + * Each record is a id-len-value. + * + * HTC header flags, control_byte0, control_byte1 + * have different meaning depending whether its tx + * or rx. + * + * Alignment: htc_hdr, payload and trailer are + * 4-byte aligned. + */ + +enum ath10k_htc_tx_flags { + ATH10K_HTC_FLAG_NEED_CREDIT_UPDATE = 0x01, + ATH10K_HTC_FLAG_SEND_BUNDLE = 0x02 +}; + +enum ath10k_htc_rx_flags { + ATH10K_HTC_FLAG_TRAILER_PRESENT = 0x02, + ATH10K_HTC_FLAG_BUNDLE_MASK = 0xF0 +}; + +struct ath10k_htc_hdr { + u8 eid; /* @enum ath10k_htc_ep_id */ + u8 flags; /* @enum ath10k_htc_tx_flags, ath10k_htc_rx_flags */ + __le16 len; + union { + u8 trailer_len; /* for rx */ + u8 control_byte0; + } __packed; + union { + u8 seq_no; /* for tx */ + u8 control_byte1; + } __packed; + u8 pad0; + u8 pad1; +} __packed __aligned(4); + +enum ath10k_ath10k_htc_msg_id { + ATH10K_HTC_MSG_READY_ID = 1, + ATH10K_HTC_MSG_CONNECT_SERVICE_ID = 2, + ATH10K_HTC_MSG_CONNECT_SERVICE_RESP_ID = 3, + ATH10K_HTC_MSG_SETUP_COMPLETE_ID = 4, + ATH10K_HTC_MSG_SETUP_COMPLETE_EX_ID = 5, + ATH10K_HTC_MSG_SEND_SUSPEND_COMPLETE = 6 +}; + +enum ath10k_htc_version { + ATH10K_HTC_VERSION_2P0 = 0x00, /* 2.0 */ + ATH10K_HTC_VERSION_2P1 = 0x01, /* 2.1 */ +}; + +enum ath10k_htc_conn_flags { + ATH10K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_FOURTH = 0x0, + ATH10K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_HALF = 0x1, + ATH10K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_THREE_FOURTHS = 0x2, + ATH10K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_UNITY = 0x3, +#define ATH10K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_MASK 0x3 + ATH10K_HTC_CONN_FLAGS_REDUCE_CREDIT_DRIBBLE = 1 << 2, + ATH10K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL = 1 << 3 +#define ATH10K_HTC_CONN_FLAGS_RECV_ALLOC_MASK 0xFF00 +#define ATH10K_HTC_CONN_FLAGS_RECV_ALLOC_LSB 8 +}; + +enum ath10k_htc_conn_svc_status { + ATH10K_HTC_CONN_SVC_STATUS_SUCCESS = 0, + ATH10K_HTC_CONN_SVC_STATUS_NOT_FOUND = 1, + ATH10K_HTC_CONN_SVC_STATUS_FAILED = 2, + ATH10K_HTC_CONN_SVC_STATUS_NO_RESOURCES = 3, + ATH10K_HTC_CONN_SVC_STATUS_NO_MORE_EP = 4 +}; + +struct ath10k_ath10k_htc_msg_hdr { + __le16 message_id; /* @enum htc_message_id */ +} __packed; + +struct ath10k_htc_unknown { + u8 pad0; + u8 pad1; +} __packed; + +struct ath10k_htc_ready { + __le16 credit_count; + __le16 credit_size; + u8 max_endpoints; + u8 pad0; +} __packed; + +struct ath10k_htc_ready_extended { + struct ath10k_htc_ready base; + u8 htc_version; /* @enum ath10k_htc_version */ + u8 max_msgs_per_htc_bundle; + u8 pad0; + u8 pad1; +} __packed; + +struct ath10k_htc_conn_svc { + __le16 service_id; + __le16 flags; /* @enum ath10k_htc_conn_flags */ + u8 pad0; + u8 pad1; +} __packed; + +struct ath10k_htc_conn_svc_response { + __le16 service_id; + u8 status; /* @enum ath10k_htc_conn_svc_status */ + u8 eid; + __le16 max_msg_size; +} __packed; + +struct ath10k_htc_setup_complete_extended { + u8 pad0; + u8 pad1; + __le32 flags; /* @enum htc_setup_complete_flags */ + u8 max_msgs_per_bundled_recv; + u8 pad2; + u8 pad3; + u8 pad4; +} __packed; + +struct ath10k_htc_msg { + struct ath10k_ath10k_htc_msg_hdr hdr; + union { + /* host-to-target */ + struct ath10k_htc_conn_svc connect_service; + struct ath10k_htc_ready ready; + struct ath10k_htc_ready_extended ready_ext; + struct ath10k_htc_unknown unknown; + struct ath10k_htc_setup_complete_extended setup_complete_ext; + + /* target-to-host */ + struct ath10k_htc_conn_svc_response connect_service_response; + }; +} __packed __aligned(4); + +enum ath10k_ath10k_htc_record_id { + ATH10K_HTC_RECORD_NULL = 0, + ATH10K_HTC_RECORD_CREDITS = 1 +}; + +struct ath10k_ath10k_htc_record_hdr { + u8 id; /* @enum ath10k_ath10k_htc_record_id */ + u8 len; + u8 pad0; + u8 pad1; +} __packed; + +struct ath10k_htc_credit_report { + u8 eid; /* @enum ath10k_htc_ep_id */ + u8 credits; + u8 pad0; + u8 pad1; +} __packed; + +struct ath10k_htc_record { + struct ath10k_ath10k_htc_record_hdr hdr; + union { + struct ath10k_htc_credit_report credit_report[0]; + u8 pauload[0]; + }; +} __packed __aligned(4); + +/* + * note: the trailer offset is dynamic depending + * on payload length. this is only a struct layout draft + */ +struct ath10k_htc_frame { + struct ath10k_htc_hdr hdr; + union { + struct ath10k_htc_msg msg; + u8 payload[0]; + }; + struct ath10k_htc_record trailer[0]; +} __packed __aligned(4); + + +/*******************/ +/* Host-side stuff */ +/*******************/ + +enum ath10k_htc_svc_gid { + ATH10K_HTC_SVC_GRP_RSVD = 0, + ATH10K_HTC_SVC_GRP_WMI = 1, + ATH10K_HTC_SVC_GRP_NMI = 2, + ATH10K_HTC_SVC_GRP_HTT = 3, + + ATH10K_HTC_SVC_GRP_TEST = 254, + ATH10K_HTC_SVC_GRP_LAST = 255, +}; + +#define SVC(group, idx) \ + (int)(((int)(group) << 8) | (int)(idx)) + +enum ath10k_htc_svc_id { + /* NOTE: service ID of 0x0000 is reserved and should never be used */ + ATH10K_HTC_SVC_ID_RESERVED = 0x0000, + ATH10K_HTC_SVC_ID_UNUSED = ATH10K_HTC_SVC_ID_RESERVED, + + ATH10K_HTC_SVC_ID_RSVD_CTRL = SVC(ATH10K_HTC_SVC_GRP_RSVD, 1), + ATH10K_HTC_SVC_ID_WMI_CONTROL = SVC(ATH10K_HTC_SVC_GRP_WMI, 0), + ATH10K_HTC_SVC_ID_WMI_DATA_BE = SVC(ATH10K_HTC_SVC_GRP_WMI, 1), + ATH10K_HTC_SVC_ID_WMI_DATA_BK = SVC(ATH10K_HTC_SVC_GRP_WMI, 2), + ATH10K_HTC_SVC_ID_WMI_DATA_VI = SVC(ATH10K_HTC_SVC_GRP_WMI, 3), + ATH10K_HTC_SVC_ID_WMI_DATA_VO = SVC(ATH10K_HTC_SVC_GRP_WMI, 4), + + ATH10K_HTC_SVC_ID_NMI_CONTROL = SVC(ATH10K_HTC_SVC_GRP_NMI, 0), + ATH10K_HTC_SVC_ID_NMI_DATA = SVC(ATH10K_HTC_SVC_GRP_NMI, 1), + + ATH10K_HTC_SVC_ID_HTT_DATA_MSG = SVC(ATH10K_HTC_SVC_GRP_HTT, 0), + + /* raw stream service (i.e. flash, tcmd, calibration apps) */ + ATH10K_HTC_SVC_ID_TEST_RAW_STREAMS = SVC(ATH10K_HTC_SVC_GRP_TEST, 0), +}; + +#undef SVC + +enum ath10k_htc_ep_id { + ATH10K_HTC_EP_UNUSED = -1, + ATH10K_HTC_EP_0 = 0, + ATH10K_HTC_EP_1 = 1, + ATH10K_HTC_EP_2, + ATH10K_HTC_EP_3, + ATH10K_HTC_EP_4, + ATH10K_HTC_EP_5, + ATH10K_HTC_EP_6, + ATH10K_HTC_EP_7, + ATH10K_HTC_EP_8, + ATH10K_HTC_EP_COUNT, +}; + +struct ath10k_htc_ops { + void (*target_send_suspend_complete)(struct ath10k *ar); +}; + +struct ath10k_htc_ep_ops { + void (*ep_tx_complete)(struct ath10k *, struct sk_buff *); + void (*ep_rx_complete)(struct ath10k *, struct sk_buff *); + void (*ep_tx_credits)(struct ath10k *); +}; + +/* service connection information */ +struct ath10k_htc_svc_conn_req { + u16 service_id; + struct ath10k_htc_ep_ops ep_ops; + int max_send_queue_depth; +}; + +/* service connection response information */ +struct ath10k_htc_svc_conn_resp { + u8 buffer_len; + u8 actual_len; + enum ath10k_htc_ep_id eid; + unsigned int max_msg_len; + u8 connect_resp_code; +}; + +#define ATH10K_NUM_CONTROL_TX_BUFFERS 2 +#define ATH10K_HTC_MAX_LEN 4096 +#define ATH10K_HTC_MAX_CTRL_MSG_LEN 256 +#define ATH10K_HTC_WAIT_TIMEOUT_HZ (1*HZ) +#define ATH10K_HTC_CONTROL_BUFFER_SIZE (ATH10K_HTC_MAX_CTRL_MSG_LEN + \ + sizeof(struct ath10k_htc_hdr)) +#define ATH10K_HTC_CONN_SVC_TIMEOUT_HZ (1*HZ) + +struct ath10k_htc_ep { + struct ath10k_htc *htc; + enum ath10k_htc_ep_id eid; + enum ath10k_htc_svc_id service_id; + struct ath10k_htc_ep_ops ep_ops; + + int max_tx_queue_depth; + int max_ep_message_len; + u8 ul_pipe_id; + u8 dl_pipe_id; + int ul_is_polled; /* call HIF to get tx completions */ + int dl_is_polled; /* call HIF to fetch rx (not implemented) */ + + u8 seq_no; /* for debugging */ + int tx_credits; + int tx_credit_size; + int tx_credits_per_max_message; + bool tx_credit_flow_enabled; +}; + +struct ath10k_htc_svc_tx_credits { + u16 service_id; + u8 credit_allocation; +}; + +struct ath10k_htc { + struct ath10k *ar; + struct ath10k_htc_ep endpoint[ATH10K_HTC_EP_COUNT]; + + /* protects endpoint and stopped fields */ + spinlock_t tx_lock; + + struct ath10k_htc_ops htc_ops; + + u8 control_resp_buffer[ATH10K_HTC_MAX_CTRL_MSG_LEN]; + int control_resp_len; + + struct completion ctl_resp; + + int total_transmit_credits; + struct ath10k_htc_svc_tx_credits service_tx_alloc[ATH10K_HTC_EP_COUNT]; + int target_credit_size; + + bool stopped; +}; + +int ath10k_htc_init(struct ath10k *ar); +int ath10k_htc_wait_target(struct ath10k_htc *htc); +int ath10k_htc_start(struct ath10k_htc *htc); +int ath10k_htc_connect_service(struct ath10k_htc *htc, + struct ath10k_htc_svc_conn_req *conn_req, + struct ath10k_htc_svc_conn_resp *conn_resp); +int ath10k_htc_send(struct ath10k_htc *htc, enum ath10k_htc_ep_id eid, + struct sk_buff *packet); +void ath10k_htc_stop(struct ath10k_htc *htc); +struct sk_buff *ath10k_htc_alloc_skb(int size); + +#endif diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c new file mode 100644 index 00000000000..19c12cc8d66 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htt.c @@ -0,0 +1,112 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/slab.h> +#include <linux/if_ether.h> + +#include "htt.h" +#include "core.h" +#include "debug.h" + +int ath10k_htt_connect(struct ath10k_htt *htt) +{ + struct ath10k_htc_svc_conn_req conn_req; + struct ath10k_htc_svc_conn_resp conn_resp; + int status; + + memset(&conn_req, 0, sizeof(conn_req)); + memset(&conn_resp, 0, sizeof(conn_resp)); + + conn_req.ep_ops.ep_tx_complete = ath10k_htt_htc_tx_complete; + conn_req.ep_ops.ep_rx_complete = ath10k_htt_t2h_msg_handler; + + /* connect to control service */ + conn_req.service_id = ATH10K_HTC_SVC_ID_HTT_DATA_MSG; + + status = ath10k_htc_connect_service(&htt->ar->htc, &conn_req, + &conn_resp); + + if (status) + return status; + + htt->eid = conn_resp.eid; + + return 0; +} + +int ath10k_htt_init(struct ath10k *ar) +{ + struct ath10k_htt *htt = &ar->htt; + + htt->ar = ar; + htt->max_throughput_mbps = 800; + + /* + * Prefetch enough data to satisfy target + * classification engine. + * This is for LL chips. HL chips will probably + * transfer all frame in the tx fragment. + */ + htt->prefetch_len = + 36 + /* 802.11 + qos + ht */ + 4 + /* 802.1q */ + 8 + /* llc snap */ + 2; /* ip4 dscp or ip6 priority */ + + return 0; +} + +#define HTT_TARGET_VERSION_TIMEOUT_HZ (3*HZ) + +static int ath10k_htt_verify_version(struct ath10k_htt *htt) +{ + ath10k_dbg(ATH10K_DBG_BOOT, "htt target version %d.%d\n", + htt->target_version_major, htt->target_version_minor); + + if (htt->target_version_major != 2 && + htt->target_version_major != 3) { + ath10k_err("unsupported htt major version %d. supported versions are 2 and 3\n", + htt->target_version_major); + return -ENOTSUPP; + } + + return 0; +} + +int ath10k_htt_setup(struct ath10k_htt *htt) +{ + int status; + + init_completion(&htt->target_version_received); + + status = ath10k_htt_h2t_ver_req_msg(htt); + if (status) + return status; + + status = wait_for_completion_timeout(&htt->target_version_received, + HTT_TARGET_VERSION_TIMEOUT_HZ); + if (status <= 0) { + ath10k_warn("htt version request timed out\n"); + return -ETIMEDOUT; + } + + status = ath10k_htt_verify_version(htt); + if (status) + return status; + + return ath10k_htt_send_rx_ring_cfg_ll(htt); +} diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h new file mode 100644 index 00000000000..9a263462c79 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -0,0 +1,1353 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HTT_H_ +#define _HTT_H_ + +#include <linux/bug.h> +#include <linux/interrupt.h> +#include <linux/dmapool.h> +#include <net/mac80211.h> + +#include "htc.h" +#include "rx_desc.h" + +enum htt_dbg_stats_type { + HTT_DBG_STATS_WAL_PDEV_TXRX = 1 << 0, + HTT_DBG_STATS_RX_REORDER = 1 << 1, + HTT_DBG_STATS_RX_RATE_INFO = 1 << 2, + HTT_DBG_STATS_TX_PPDU_LOG = 1 << 3, + HTT_DBG_STATS_TX_RATE_INFO = 1 << 4, + /* bits 5-23 currently reserved */ + + HTT_DBG_NUM_STATS /* keep this last */ +}; + +enum htt_h2t_msg_type { /* host-to-target */ + HTT_H2T_MSG_TYPE_VERSION_REQ = 0, + HTT_H2T_MSG_TYPE_TX_FRM = 1, + HTT_H2T_MSG_TYPE_RX_RING_CFG = 2, + HTT_H2T_MSG_TYPE_STATS_REQ = 3, + HTT_H2T_MSG_TYPE_SYNC = 4, + HTT_H2T_MSG_TYPE_AGGR_CFG = 5, + HTT_H2T_MSG_TYPE_FRAG_DESC_BANK_CFG = 6, + + /* This command is used for sending management frames in HTT < 3.0. + * HTT >= 3.0 uses TX_FRM for everything. */ + HTT_H2T_MSG_TYPE_MGMT_TX = 7, + + HTT_H2T_NUM_MSGS /* keep this last */ +}; + +struct htt_cmd_hdr { + u8 msg_type; +} __packed; + +struct htt_ver_req { + u8 pad[sizeof(u32) - sizeof(struct htt_cmd_hdr)]; +} __packed; + +/* + * HTT tx MSDU descriptor + * + * The HTT tx MSDU descriptor is created by the host HTT SW for each + * tx MSDU. The HTT tx MSDU descriptor contains the information that + * the target firmware needs for the FW's tx processing, particularly + * for creating the HW msdu descriptor. + * The same HTT tx descriptor is used for HL and LL systems, though + * a few fields within the tx descriptor are used only by LL or + * only by HL. + * The HTT tx descriptor is defined in two manners: by a struct with + * bitfields, and by a series of [dword offset, bit mask, bit shift] + * definitions. + * The target should use the struct def, for simplicitly and clarity, + * but the host shall use the bit-mast + bit-shift defs, to be endian- + * neutral. Specifically, the host shall use the get/set macros built + * around the mask + shift defs. + */ +struct htt_data_tx_desc_frag { + __le32 paddr; + __le32 len; +} __packed; + +enum htt_data_tx_desc_flags0 { + HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT = 1 << 0, + HTT_DATA_TX_DESC_FLAGS0_NO_AGGR = 1 << 1, + HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT = 1 << 2, + HTT_DATA_TX_DESC_FLAGS0_NO_CLASSIFY = 1 << 3, + HTT_DATA_TX_DESC_FLAGS0_RSVD0 = 1 << 4 +#define HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE_MASK 0xE0 +#define HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE_LSB 5 +}; + +enum htt_data_tx_desc_flags1 { +#define HTT_DATA_TX_DESC_FLAGS1_VDEV_ID_BITS 6 +#define HTT_DATA_TX_DESC_FLAGS1_VDEV_ID_MASK 0x003F +#define HTT_DATA_TX_DESC_FLAGS1_VDEV_ID_LSB 0 +#define HTT_DATA_TX_DESC_FLAGS1_EXT_TID_BITS 5 +#define HTT_DATA_TX_DESC_FLAGS1_EXT_TID_MASK 0x07C0 +#define HTT_DATA_TX_DESC_FLAGS1_EXT_TID_LSB 6 + HTT_DATA_TX_DESC_FLAGS1_POSTPONED = 1 << 11, + HTT_DATA_TX_DESC_FLAGS1_MORE_IN_BATCH = 1 << 12, + HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD = 1 << 13, + HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD = 1 << 14, + HTT_DATA_TX_DESC_FLAGS1_RSVD1 = 1 << 15 +}; + +enum htt_data_tx_ext_tid { + HTT_DATA_TX_EXT_TID_NON_QOS_MCAST_BCAST = 16, + HTT_DATA_TX_EXT_TID_MGMT = 17, + HTT_DATA_TX_EXT_TID_INVALID = 31 +}; + +#define HTT_INVALID_PEERID 0xFFFF + +/* + * htt_data_tx_desc - used for data tx path + * + * Note: vdev_id irrelevant for pkt_type == raw and no_classify == 1. + * ext_tid: for qos-data frames (0-15), see %HTT_DATA_TX_EXT_TID_ + * for special kinds of tids + * postponed: only for HL hosts. indicates if this is a resend + * (HL hosts manage queues on the host ) + * more_in_batch: only for HL hosts. indicates if more packets are + * pending. this allows target to wait and aggregate + */ +struct htt_data_tx_desc { + u8 flags0; /* %HTT_DATA_TX_DESC_FLAGS0_ */ + __le16 flags1; /* %HTT_DATA_TX_DESC_FLAGS1_ */ + __le16 len; + __le16 id; + __le32 frags_paddr; + __le32 peerid; + u8 prefetch[0]; /* start of frame, for FW classification engine */ +} __packed; + +enum htt_rx_ring_flags { + HTT_RX_RING_FLAGS_MAC80211_HDR = 1 << 0, + HTT_RX_RING_FLAGS_MSDU_PAYLOAD = 1 << 1, + HTT_RX_RING_FLAGS_PPDU_START = 1 << 2, + HTT_RX_RING_FLAGS_PPDU_END = 1 << 3, + HTT_RX_RING_FLAGS_MPDU_START = 1 << 4, + HTT_RX_RING_FLAGS_MPDU_END = 1 << 5, + HTT_RX_RING_FLAGS_MSDU_START = 1 << 6, + HTT_RX_RING_FLAGS_MSDU_END = 1 << 7, + HTT_RX_RING_FLAGS_RX_ATTENTION = 1 << 8, + HTT_RX_RING_FLAGS_FRAG_INFO = 1 << 9, + HTT_RX_RING_FLAGS_UNICAST_RX = 1 << 10, + HTT_RX_RING_FLAGS_MULTICAST_RX = 1 << 11, + HTT_RX_RING_FLAGS_CTRL_RX = 1 << 12, + HTT_RX_RING_FLAGS_MGMT_RX = 1 << 13, + HTT_RX_RING_FLAGS_NULL_RX = 1 << 14, + HTT_RX_RING_FLAGS_PHY_DATA_RX = 1 << 15 +}; + +struct htt_rx_ring_setup_ring { + __le32 fw_idx_shadow_reg_paddr; + __le32 rx_ring_base_paddr; + __le16 rx_ring_len; /* in 4-byte words */ + __le16 rx_ring_bufsize; /* rx skb size - in bytes */ + __le16 flags; /* %HTT_RX_RING_FLAGS_ */ + __le16 fw_idx_init_val; + + /* the following offsets are in 4-byte units */ + __le16 mac80211_hdr_offset; + __le16 msdu_payload_offset; + __le16 ppdu_start_offset; + __le16 ppdu_end_offset; + __le16 mpdu_start_offset; + __le16 mpdu_end_offset; + __le16 msdu_start_offset; + __le16 msdu_end_offset; + __le16 rx_attention_offset; + __le16 frag_info_offset; +} __packed; + +struct htt_rx_ring_setup_hdr { + u8 num_rings; /* supported values: 1, 2 */ + __le16 rsvd0; +} __packed; + +struct htt_rx_ring_setup { + struct htt_rx_ring_setup_hdr hdr; + struct htt_rx_ring_setup_ring rings[0]; +} __packed; + +/* + * htt_stats_req - request target to send specified statistics + * + * @msg_type: hardcoded %HTT_H2T_MSG_TYPE_STATS_REQ + * @upload_types: see %htt_dbg_stats_type. this is 24bit field actually + * so make sure its little-endian. + * @reset_types: see %htt_dbg_stats_type. this is 24bit field actually + * so make sure its little-endian. + * @cfg_val: stat_type specific configuration + * @stat_type: see %htt_dbg_stats_type + * @cookie_lsb: used for confirmation message from target->host + * @cookie_msb: ditto as %cookie + */ +struct htt_stats_req { + u8 upload_types[3]; + u8 rsvd0; + u8 reset_types[3]; + struct { + u8 mpdu_bytes; + u8 mpdu_num_msdus; + u8 msdu_bytes; + } __packed; + u8 stat_type; + __le32 cookie_lsb; + __le32 cookie_msb; +} __packed; + +#define HTT_STATS_REQ_CFG_STAT_TYPE_INVALID 0xff + +/* + * htt_oob_sync_req - request out-of-band sync + * + * The HTT SYNC tells the target to suspend processing of subsequent + * HTT host-to-target messages until some other target agent locally + * informs the target HTT FW that the current sync counter is equal to + * or greater than (in a modulo sense) the sync counter specified in + * the SYNC message. + * + * This allows other host-target components to synchronize their operation + * with HTT, e.g. to ensure that tx frames don't get transmitted until a + * security key has been downloaded to and activated by the target. + * In the absence of any explicit synchronization counter value + * specification, the target HTT FW will use zero as the default current + * sync value. + * + * The HTT target FW will suspend its host->target message processing as long + * as 0 < (in-band sync counter - out-of-band sync counter) & 0xff < 128. + */ +struct htt_oob_sync_req { + u8 sync_count; + __le16 rsvd0; +} __packed; + +#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_MASK 0x1F +#define HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_LSB 0 + +struct htt_aggr_conf { + u8 max_num_ampdu_subframes; + union { + /* dont use bitfields; undefined behaviour */ + u8 flags; /* see %HTT_AGGR_CONF_MAX_NUM_AMSDU_SUBFRAMES_ */ + u8 max_num_amsdu_subframes:5; + } __packed; +} __packed; + +#define HTT_MGMT_FRM_HDR_DOWNLOAD_LEN 32 + +struct htt_mgmt_tx_desc { + u8 pad[sizeof(u32) - sizeof(struct htt_cmd_hdr)]; + __le32 msdu_paddr; + __le32 desc_id; + __le32 len; + __le32 vdev_id; + u8 hdr[HTT_MGMT_FRM_HDR_DOWNLOAD_LEN]; +} __packed; + +enum htt_mgmt_tx_status { + HTT_MGMT_TX_STATUS_OK = 0, + HTT_MGMT_TX_STATUS_RETRY = 1, + HTT_MGMT_TX_STATUS_DROP = 2 +}; + +/*=== target -> host messages ===============================================*/ + + +enum htt_t2h_msg_type { + HTT_T2H_MSG_TYPE_VERSION_CONF = 0x0, + HTT_T2H_MSG_TYPE_RX_IND = 0x1, + HTT_T2H_MSG_TYPE_RX_FLUSH = 0x2, + HTT_T2H_MSG_TYPE_PEER_MAP = 0x3, + HTT_T2H_MSG_TYPE_PEER_UNMAP = 0x4, + HTT_T2H_MSG_TYPE_RX_ADDBA = 0x5, + HTT_T2H_MSG_TYPE_RX_DELBA = 0x6, + HTT_T2H_MSG_TYPE_TX_COMPL_IND = 0x7, + HTT_T2H_MSG_TYPE_PKTLOG = 0x8, + HTT_T2H_MSG_TYPE_STATS_CONF = 0x9, + HTT_T2H_MSG_TYPE_RX_FRAG_IND = 0xa, + HTT_T2H_MSG_TYPE_SEC_IND = 0xb, + HTT_T2H_MSG_TYPE_RC_UPDATE_IND = 0xc, + HTT_T2H_MSG_TYPE_TX_INSPECT_IND = 0xd, + HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION = 0xe, + HTT_T2H_MSG_TYPE_TEST, + /* keep this last */ + HTT_T2H_NUM_MSGS +}; + +/* + * htt_resp_hdr - header for target-to-host messages + * + * msg_type: see htt_t2h_msg_type + */ +struct htt_resp_hdr { + u8 msg_type; +} __packed; + +#define HTT_RESP_HDR_MSG_TYPE_OFFSET 0 +#define HTT_RESP_HDR_MSG_TYPE_MASK 0xff +#define HTT_RESP_HDR_MSG_TYPE_LSB 0 + +/* htt_ver_resp - response sent for htt_ver_req */ +struct htt_ver_resp { + u8 minor; + u8 major; + u8 rsvd0; +} __packed; + +struct htt_mgmt_tx_completion { + u8 rsvd0; + u8 rsvd1; + u8 rsvd2; + __le32 desc_id; + __le32 status; +} __packed; + +#define HTT_RX_INDICATION_INFO0_EXT_TID_MASK (0x3F) +#define HTT_RX_INDICATION_INFO0_EXT_TID_LSB (0) +#define HTT_RX_INDICATION_INFO0_FLUSH_VALID (1 << 6) +#define HTT_RX_INDICATION_INFO0_RELEASE_VALID (1 << 7) + +#define HTT_RX_INDICATION_INFO1_FLUSH_START_SEQNO_MASK 0x0000003F +#define HTT_RX_INDICATION_INFO1_FLUSH_START_SEQNO_LSB 0 +#define HTT_RX_INDICATION_INFO1_FLUSH_END_SEQNO_MASK 0x00000FC0 +#define HTT_RX_INDICATION_INFO1_FLUSH_END_SEQNO_LSB 6 +#define HTT_RX_INDICATION_INFO1_RELEASE_START_SEQNO_MASK 0x0003F000 +#define HTT_RX_INDICATION_INFO1_RELEASE_START_SEQNO_LSB 12 +#define HTT_RX_INDICATION_INFO1_RELEASE_END_SEQNO_MASK 0x00FC0000 +#define HTT_RX_INDICATION_INFO1_RELEASE_END_SEQNO_LSB 18 +#define HTT_RX_INDICATION_INFO1_NUM_MPDU_RANGES_MASK 0xFF000000 +#define HTT_RX_INDICATION_INFO1_NUM_MPDU_RANGES_LSB 24 + +struct htt_rx_indication_hdr { + u8 info0; /* %HTT_RX_INDICATION_INFO0_ */ + __le16 peer_id; + __le32 info1; /* %HTT_RX_INDICATION_INFO1_ */ +} __packed; + +#define HTT_RX_INDICATION_INFO0_PHY_ERR_VALID (1 << 0) +#define HTT_RX_INDICATION_INFO0_LEGACY_RATE_MASK (0x1E) +#define HTT_RX_INDICATION_INFO0_LEGACY_RATE_LSB (1) +#define HTT_RX_INDICATION_INFO0_LEGACY_RATE_CCK (1 << 5) +#define HTT_RX_INDICATION_INFO0_END_VALID (1 << 6) +#define HTT_RX_INDICATION_INFO0_START_VALID (1 << 7) + +#define HTT_RX_INDICATION_INFO1_VHT_SIG_A1_MASK 0x00FFFFFF +#define HTT_RX_INDICATION_INFO1_VHT_SIG_A1_LSB 0 +#define HTT_RX_INDICATION_INFO1_PREAMBLE_TYPE_MASK 0xFF000000 +#define HTT_RX_INDICATION_INFO1_PREAMBLE_TYPE_LSB 24 + +#define HTT_RX_INDICATION_INFO2_VHT_SIG_A1_MASK 0x00FFFFFF +#define HTT_RX_INDICATION_INFO2_VHT_SIG_A1_LSB 0 +#define HTT_RX_INDICATION_INFO2_SERVICE_MASK 0xFF000000 +#define HTT_RX_INDICATION_INFO2_SERVICE_LSB 24 + +enum htt_rx_legacy_rate { + HTT_RX_OFDM_48 = 0, + HTT_RX_OFDM_24 = 1, + HTT_RX_OFDM_12, + HTT_RX_OFDM_6, + HTT_RX_OFDM_54, + HTT_RX_OFDM_36, + HTT_RX_OFDM_18, + HTT_RX_OFDM_9, + + /* long preamble */ + HTT_RX_CCK_11_LP = 0, + HTT_RX_CCK_5_5_LP = 1, + HTT_RX_CCK_2_LP, + HTT_RX_CCK_1_LP, + /* short preamble */ + HTT_RX_CCK_11_SP, + HTT_RX_CCK_5_5_SP, + HTT_RX_CCK_2_SP +}; + +enum htt_rx_legacy_rate_type { + HTT_RX_LEGACY_RATE_OFDM = 0, + HTT_RX_LEGACY_RATE_CCK +}; + +enum htt_rx_preamble_type { + HTT_RX_LEGACY = 0x4, + HTT_RX_HT = 0x8, + HTT_RX_HT_WITH_TXBF = 0x9, + HTT_RX_VHT = 0xC, + HTT_RX_VHT_WITH_TXBF = 0xD, +}; + +/* + * Fields: phy_err_valid, phy_err_code, tsf, + * usec_timestamp, sub_usec_timestamp + * ..are valid only if end_valid == 1. + * + * Fields: rssi_chains, legacy_rate_type, + * legacy_rate_cck, preamble_type, service, + * vht_sig_* + * ..are valid only if start_valid == 1; + */ +struct htt_rx_indication_ppdu { + u8 combined_rssi; + u8 sub_usec_timestamp; + u8 phy_err_code; + u8 info0; /* HTT_RX_INDICATION_INFO0_ */ + struct { + u8 pri20_db; + u8 ext20_db; + u8 ext40_db; + u8 ext80_db; + } __packed rssi_chains[4]; + __le32 tsf; + __le32 usec_timestamp; + __le32 info1; /* HTT_RX_INDICATION_INFO1_ */ + __le32 info2; /* HTT_RX_INDICATION_INFO2_ */ +} __packed; + +enum htt_rx_mpdu_status { + HTT_RX_IND_MPDU_STATUS_UNKNOWN = 0x0, + HTT_RX_IND_MPDU_STATUS_OK, + HTT_RX_IND_MPDU_STATUS_ERR_FCS, + HTT_RX_IND_MPDU_STATUS_ERR_DUP, + HTT_RX_IND_MPDU_STATUS_ERR_REPLAY, + HTT_RX_IND_MPDU_STATUS_ERR_INV_PEER, + /* only accept EAPOL frames */ + HTT_RX_IND_MPDU_STATUS_UNAUTH_PEER, + HTT_RX_IND_MPDU_STATUS_OUT_OF_SYNC, + /* Non-data in promiscous mode */ + HTT_RX_IND_MPDU_STATUS_MGMT_CTRL, + HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR, + HTT_RX_IND_MPDU_STATUS_DECRYPT_ERR, + HTT_RX_IND_MPDU_STATUS_MPDU_LENGTH_ERR, + HTT_RX_IND_MPDU_STATUS_ENCRYPT_REQUIRED_ERR, + HTT_RX_IND_MPDU_STATUS_PRIVACY_ERR, + + /* + * MISC: discard for unspecified reasons. + * Leave this enum value last. + */ + HTT_RX_IND_MPDU_STATUS_ERR_MISC = 0xFF +}; + +struct htt_rx_indication_mpdu_range { + u8 mpdu_count; + u8 mpdu_range_status; /* %htt_rx_mpdu_status */ + u8 pad0; + u8 pad1; +} __packed; + +struct htt_rx_indication_prefix { + __le16 fw_rx_desc_bytes; + u8 pad0; + u8 pad1; +}; + +struct htt_rx_indication { + struct htt_rx_indication_hdr hdr; + struct htt_rx_indication_ppdu ppdu; + struct htt_rx_indication_prefix prefix; + + /* + * the following fields are both dynamically sized, so + * take care addressing them + */ + + /* the size of this is %fw_rx_desc_bytes */ + struct fw_rx_desc_base fw_desc; + + /* + * %mpdu_ranges starts after &%prefix + roundup(%fw_rx_desc_bytes, 4) + * and has %num_mpdu_ranges elements. + */ + struct htt_rx_indication_mpdu_range mpdu_ranges[0]; +} __packed; + +static inline struct htt_rx_indication_mpdu_range * + htt_rx_ind_get_mpdu_ranges(struct htt_rx_indication *rx_ind) +{ + void *ptr = rx_ind; + + ptr += sizeof(rx_ind->hdr) + + sizeof(rx_ind->ppdu) + + sizeof(rx_ind->prefix) + + roundup(__le16_to_cpu(rx_ind->prefix.fw_rx_desc_bytes), 4); + return ptr; +} + +enum htt_rx_flush_mpdu_status { + HTT_RX_FLUSH_MPDU_DISCARD = 0, + HTT_RX_FLUSH_MPDU_REORDER = 1, +}; + +/* + * htt_rx_flush - discard or reorder given range of mpdus + * + * Note: host must check if all sequence numbers between + * [seq_num_start, seq_num_end-1] are valid. + */ +struct htt_rx_flush { + __le16 peer_id; + u8 tid; + u8 rsvd0; + u8 mpdu_status; /* %htt_rx_flush_mpdu_status */ + u8 seq_num_start; /* it is 6 LSBs of 802.11 seq no */ + u8 seq_num_end; /* it is 6 LSBs of 802.11 seq no */ +}; + +struct htt_rx_peer_map { + u8 vdev_id; + __le16 peer_id; + u8 addr[6]; + u8 rsvd0; + u8 rsvd1; +} __packed; + +struct htt_rx_peer_unmap { + u8 rsvd0; + __le16 peer_id; +} __packed; + +enum htt_security_types { + HTT_SECURITY_NONE, + HTT_SECURITY_WEP128, + HTT_SECURITY_WEP104, + HTT_SECURITY_WEP40, + HTT_SECURITY_TKIP, + HTT_SECURITY_TKIP_NOMIC, + HTT_SECURITY_AES_CCMP, + HTT_SECURITY_WAPI, + + HTT_NUM_SECURITY_TYPES /* keep this last! */ +}; + +enum htt_security_flags { +#define HTT_SECURITY_TYPE_MASK 0x7F +#define HTT_SECURITY_TYPE_LSB 0 + HTT_SECURITY_IS_UNICAST = 1 << 7 +}; + +struct htt_security_indication { + union { + /* dont use bitfields; undefined behaviour */ + u8 flags; /* %htt_security_flags */ + struct { + u8 security_type:7, /* %htt_security_types */ + is_unicast:1; + } __packed; + } __packed; + __le16 peer_id; + u8 michael_key[8]; + u8 wapi_rsc[16]; +} __packed; + +#define HTT_RX_BA_INFO0_TID_MASK 0x000F +#define HTT_RX_BA_INFO0_TID_LSB 0 +#define HTT_RX_BA_INFO0_PEER_ID_MASK 0xFFF0 +#define HTT_RX_BA_INFO0_PEER_ID_LSB 4 + +struct htt_rx_addba { + u8 window_size; + __le16 info0; /* %HTT_RX_BA_INFO0_ */ +} __packed; + +struct htt_rx_delba { + u8 rsvd0; + __le16 info0; /* %HTT_RX_BA_INFO0_ */ +} __packed; + +enum htt_data_tx_status { + HTT_DATA_TX_STATUS_OK = 0, + HTT_DATA_TX_STATUS_DISCARD = 1, + HTT_DATA_TX_STATUS_NO_ACK = 2, + HTT_DATA_TX_STATUS_POSTPONE = 3, /* HL only */ + HTT_DATA_TX_STATUS_DOWNLOAD_FAIL = 128 +}; + +enum htt_data_tx_flags { +#define HTT_DATA_TX_STATUS_MASK 0x07 +#define HTT_DATA_TX_STATUS_LSB 0 +#define HTT_DATA_TX_TID_MASK 0x78 +#define HTT_DATA_TX_TID_LSB 3 + HTT_DATA_TX_TID_INVALID = 1 << 7 +}; + +#define HTT_TX_COMPL_INV_MSDU_ID 0xFFFF + +struct htt_data_tx_completion { + union { + u8 flags; + struct { + u8 status:3, + tid:4, + tid_invalid:1; + } __packed; + } __packed; + u8 num_msdus; + u8 rsvd0; + __le16 msdus[0]; /* variable length based on %num_msdus */ +} __packed; + +struct htt_tx_compl_ind_base { + u32 hdr; + u16 payload[1/*or more*/]; +} __packed; + +struct htt_rc_tx_done_params { + u32 rate_code; + u32 rate_code_flags; + u32 flags; + u32 num_enqued; /* 1 for non-AMPDU */ + u32 num_retries; + u32 num_failed; /* for AMPDU */ + u32 ack_rssi; + u32 time_stamp; + u32 is_probe; +}; + +struct htt_rc_update { + u8 vdev_id; + __le16 peer_id; + u8 addr[6]; + u8 num_elems; + u8 rsvd0; + struct htt_rc_tx_done_params params[0]; /* variable length %num_elems */ +} __packed; + +/* see htt_rx_indication for similar fields and descriptions */ +struct htt_rx_fragment_indication { + union { + u8 info0; /* %HTT_RX_FRAG_IND_INFO0_ */ + struct { + u8 ext_tid:5, + flush_valid:1; + } __packed; + } __packed; + __le16 peer_id; + __le32 info1; /* %HTT_RX_FRAG_IND_INFO1_ */ + __le16 fw_rx_desc_bytes; + __le16 rsvd0; + + u8 fw_msdu_rx_desc[0]; +} __packed; + +#define HTT_RX_FRAG_IND_INFO0_EXT_TID_MASK 0x1F +#define HTT_RX_FRAG_IND_INFO0_EXT_TID_LSB 0 +#define HTT_RX_FRAG_IND_INFO0_FLUSH_VALID_MASK 0x20 +#define HTT_RX_FRAG_IND_INFO0_FLUSH_VALID_LSB 5 + +#define HTT_RX_FRAG_IND_INFO1_FLUSH_SEQ_NUM_START_MASK 0x0000003F +#define HTT_RX_FRAG_IND_INFO1_FLUSH_SEQ_NUM_START_LSB 0 +#define HTT_RX_FRAG_IND_INFO1_FLUSH_SEQ_NUM_END_MASK 0x00000FC0 +#define HTT_RX_FRAG_IND_INFO1_FLUSH_SEQ_NUM_END_LSB 6 + +/* + * target -> host test message definition + * + * The following field definitions describe the format of the test + * message sent from the target to the host. + * The message consists of a 4-octet header, followed by a variable + * number of 32-bit integer values, followed by a variable number + * of 8-bit character values. + * + * |31 16|15 8|7 0| + * |-----------------------------------------------------------| + * | num chars | num ints | msg type | + * |-----------------------------------------------------------| + * | int 0 | + * |-----------------------------------------------------------| + * | int 1 | + * |-----------------------------------------------------------| + * | ... | + * |-----------------------------------------------------------| + * | char 3 | char 2 | char 1 | char 0 | + * |-----------------------------------------------------------| + * | | | ... | char 4 | + * |-----------------------------------------------------------| + * - MSG_TYPE + * Bits 7:0 + * Purpose: identifies this as a test message + * Value: HTT_MSG_TYPE_TEST + * - NUM_INTS + * Bits 15:8 + * Purpose: indicate how many 32-bit integers follow the message header + * - NUM_CHARS + * Bits 31:16 + * Purpose: indicate how many 8-bit charaters follow the series of integers + */ +struct htt_rx_test { + u8 num_ints; + __le16 num_chars; + + /* payload consists of 2 lists: + * a) num_ints * sizeof(__le32) + * b) num_chars * sizeof(u8) aligned to 4bytes */ + u8 payload[0]; +} __packed; + +static inline __le32 *htt_rx_test_get_ints(struct htt_rx_test *rx_test) +{ + return (__le32 *)rx_test->payload; +} + +static inline u8 *htt_rx_test_get_chars(struct htt_rx_test *rx_test) +{ + return rx_test->payload + (rx_test->num_ints * sizeof(__le32)); +} + +/* + * target -> host packet log message + * + * The following field definitions describe the format of the packet log + * message sent from the target to the host. + * The message consists of a 4-octet header,followed by a variable number + * of 32-bit character values. + * + * |31 24|23 16|15 8|7 0| + * |-----------------------------------------------------------| + * | | | | msg type | + * |-----------------------------------------------------------| + * | payload | + * |-----------------------------------------------------------| + * - MSG_TYPE + * Bits 7:0 + * Purpose: identifies this as a test message + * Value: HTT_MSG_TYPE_PACKETLOG + */ +struct htt_pktlog_msg { + u8 pad[3]; + __le32 payload[1 /* or more */]; +} __packed; + +struct htt_dbg_stats_rx_reorder_stats { + /* Non QoS MPDUs received */ + __le32 deliver_non_qos; + + /* MPDUs received in-order */ + __le32 deliver_in_order; + + /* Flush due to reorder timer expired */ + __le32 deliver_flush_timeout; + + /* Flush due to move out of window */ + __le32 deliver_flush_oow; + + /* Flush due to DELBA */ + __le32 deliver_flush_delba; + + /* MPDUs dropped due to FCS error */ + __le32 fcs_error; + + /* MPDUs dropped due to monitor mode non-data packet */ + __le32 mgmt_ctrl; + + /* MPDUs dropped due to invalid peer */ + __le32 invalid_peer; + + /* MPDUs dropped due to duplication (non aggregation) */ + __le32 dup_non_aggr; + + /* MPDUs dropped due to processed before */ + __le32 dup_past; + + /* MPDUs dropped due to duplicate in reorder queue */ + __le32 dup_in_reorder; + + /* Reorder timeout happened */ + __le32 reorder_timeout; + + /* invalid bar ssn */ + __le32 invalid_bar_ssn; + + /* reorder reset due to bar ssn */ + __le32 ssn_reset; +}; + +struct htt_dbg_stats_wal_tx_stats { + /* Num HTT cookies queued to dispatch list */ + __le32 comp_queued; + + /* Num HTT cookies dispatched */ + __le32 comp_delivered; + + /* Num MSDU queued to WAL */ + __le32 msdu_enqued; + + /* Num MPDU queue to WAL */ + __le32 mpdu_enqued; + + /* Num MSDUs dropped by WMM limit */ + __le32 wmm_drop; + + /* Num Local frames queued */ + __le32 local_enqued; + + /* Num Local frames done */ + __le32 local_freed; + + /* Num queued to HW */ + __le32 hw_queued; + + /* Num PPDU reaped from HW */ + __le32 hw_reaped; + + /* Num underruns */ + __le32 underrun; + + /* Num PPDUs cleaned up in TX abort */ + __le32 tx_abort; + + /* Num MPDUs requed by SW */ + __le32 mpdus_requed; + + /* excessive retries */ + __le32 tx_ko; + + /* data hw rate code */ + __le32 data_rc; + + /* Scheduler self triggers */ + __le32 self_triggers; + + /* frames dropped due to excessive sw retries */ + __le32 sw_retry_failure; + + /* illegal rate phy errors */ + __le32 illgl_rate_phy_err; + + /* wal pdev continous xretry */ + __le32 pdev_cont_xretry; + + /* wal pdev continous xretry */ + __le32 pdev_tx_timeout; + + /* wal pdev resets */ + __le32 pdev_resets; + + __le32 phy_underrun; + + /* MPDU is more than txop limit */ + __le32 txop_ovf; +} __packed; + +struct htt_dbg_stats_wal_rx_stats { + /* Cnts any change in ring routing mid-ppdu */ + __le32 mid_ppdu_route_change; + + /* Total number of statuses processed */ + __le32 status_rcvd; + + /* Extra frags on rings 0-3 */ + __le32 r0_frags; + __le32 r1_frags; + __le32 r2_frags; + __le32 r3_frags; + + /* MSDUs / MPDUs delivered to HTT */ + __le32 htt_msdus; + __le32 htt_mpdus; + + /* MSDUs / MPDUs delivered to local stack */ + __le32 loc_msdus; + __le32 loc_mpdus; + + /* AMSDUs that have more MSDUs than the status ring size */ + __le32 oversize_amsdu; + + /* Number of PHY errors */ + __le32 phy_errs; + + /* Number of PHY errors drops */ + __le32 phy_err_drop; + + /* Number of mpdu errors - FCS, MIC, ENC etc. */ + __le32 mpdu_errs; +} __packed; + +struct htt_dbg_stats_wal_peer_stats { + __le32 dummy; /* REMOVE THIS ONCE REAL PEER STAT COUNTERS ARE ADDED */ +} __packed; + +struct htt_dbg_stats_wal_pdev_txrx { + struct htt_dbg_stats_wal_tx_stats tx_stats; + struct htt_dbg_stats_wal_rx_stats rx_stats; + struct htt_dbg_stats_wal_peer_stats peer_stats; +} __packed; + +struct htt_dbg_stats_rx_rate_info { + __le32 mcs[10]; + __le32 sgi[10]; + __le32 nss[4]; + __le32 stbc[10]; + __le32 bw[3]; + __le32 pream[6]; + __le32 ldpc; + __le32 txbf; +}; + +/* + * htt_dbg_stats_status - + * present - The requested stats have been delivered in full. + * This indicates that either the stats information was contained + * in its entirety within this message, or else this message + * completes the delivery of the requested stats info that was + * partially delivered through earlier STATS_CONF messages. + * partial - The requested stats have been delivered in part. + * One or more subsequent STATS_CONF messages with the same + * cookie value will be sent to deliver the remainder of the + * information. + * error - The requested stats could not be delivered, for example due + * to a shortage of memory to construct a message holding the + * requested stats. + * invalid - The requested stat type is either not recognized, or the + * target is configured to not gather the stats type in question. + * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + * series_done - This special value indicates that no further stats info + * elements are present within a series of stats info elems + * (within a stats upload confirmation message). + */ +enum htt_dbg_stats_status { + HTT_DBG_STATS_STATUS_PRESENT = 0, + HTT_DBG_STATS_STATUS_PARTIAL = 1, + HTT_DBG_STATS_STATUS_ERROR = 2, + HTT_DBG_STATS_STATUS_INVALID = 3, + HTT_DBG_STATS_STATUS_SERIES_DONE = 7 +}; + +/* + * target -> host statistics upload + * + * The following field definitions describe the format of the HTT target + * to host stats upload confirmation message. + * The message contains a cookie echoed from the HTT host->target stats + * upload request, which identifies which request the confirmation is + * for, and a series of tag-length-value stats information elements. + * The tag-length header for each stats info element also includes a + * status field, to indicate whether the request for the stat type in + * question was fully met, partially met, unable to be met, or invalid + * (if the stat type in question is disabled in the target). + * A special value of all 1's in this status field is used to indicate + * the end of the series of stats info elements. + * + * + * |31 16|15 8|7 5|4 0| + * |------------------------------------------------------------| + * | reserved | msg type | + * |------------------------------------------------------------| + * | cookie LSBs | + * |------------------------------------------------------------| + * | cookie MSBs | + * |------------------------------------------------------------| + * | stats entry length | reserved | S |stat type| + * |------------------------------------------------------------| + * | | + * | type-specific stats info | + * | | + * |------------------------------------------------------------| + * | stats entry length | reserved | S |stat type| + * |------------------------------------------------------------| + * | | + * | type-specific stats info | + * | | + * |------------------------------------------------------------| + * | n/a | reserved | 111 | n/a | + * |------------------------------------------------------------| + * Header fields: + * - MSG_TYPE + * Bits 7:0 + * Purpose: identifies this is a statistics upload confirmation message + * Value: 0x9 + * - COOKIE_LSBS + * Bits 31:0 + * Purpose: Provide a mechanism to match a target->host stats confirmation + * message with its preceding host->target stats request message. + * Value: LSBs of the opaque cookie specified by the host-side requestor + * - COOKIE_MSBS + * Bits 31:0 + * Purpose: Provide a mechanism to match a target->host stats confirmation + * message with its preceding host->target stats request message. + * Value: MSBs of the opaque cookie specified by the host-side requestor + * + * Stats Information Element tag-length header fields: + * - STAT_TYPE + * Bits 4:0 + * Purpose: identifies the type of statistics info held in the + * following information element + * Value: htt_dbg_stats_type + * - STATUS + * Bits 7:5 + * Purpose: indicate whether the requested stats are present + * Value: htt_dbg_stats_status, including a special value (0x7) to mark + * the completion of the stats entry series + * - LENGTH + * Bits 31:16 + * Purpose: indicate the stats information size + * Value: This field specifies the number of bytes of stats information + * that follows the element tag-length header. + * It is expected but not required that this length is a multiple of + * 4 bytes. Even if the length is not an integer multiple of 4, the + * subsequent stats entry header will begin on a 4-byte aligned + * boundary. + */ + +#define HTT_STATS_CONF_ITEM_INFO_STAT_TYPE_MASK 0x1F +#define HTT_STATS_CONF_ITEM_INFO_STAT_TYPE_LSB 0 +#define HTT_STATS_CONF_ITEM_INFO_STATUS_MASK 0xE0 +#define HTT_STATS_CONF_ITEM_INFO_STATUS_LSB 5 + +struct htt_stats_conf_item { + union { + u8 info; + struct { + u8 stat_type:5; /* %HTT_DBG_STATS_ */ + u8 status:3; /* %HTT_DBG_STATS_STATUS_ */ + } __packed; + } __packed; + u8 pad; + __le16 length; + u8 payload[0]; /* roundup(length, 4) long */ +} __packed; + +struct htt_stats_conf { + u8 pad[3]; + __le32 cookie_lsb; + __le32 cookie_msb; + + /* each item has variable length! */ + struct htt_stats_conf_item items[0]; +} __packed; + +static inline struct htt_stats_conf_item *htt_stats_conf_next_item( + const struct htt_stats_conf_item *item) +{ + return (void *)item + sizeof(*item) + roundup(item->length, 4); +} +/* + * host -> target FRAG DESCRIPTOR/MSDU_EXT DESC bank + * + * The following field definitions describe the format of the HTT host + * to target frag_desc/msdu_ext bank configuration message. + * The message contains the based address and the min and max id of the + * MSDU_EXT/FRAG_DESC that will be used by the HTT to map MSDU DESC and + * MSDU_EXT/FRAG_DESC. + * HTT will use id in HTT descriptor instead sending the frag_desc_ptr. + * For QCA988X HW the firmware will use fragment_desc_ptr but in WIFI2.0 + * the hardware does the mapping/translation. + * + * Total banks that can be configured is configured to 16. + * + * This should be called before any TX has be initiated by the HTT + * + * |31 16|15 8|7 5|4 0| + * |------------------------------------------------------------| + * | DESC_SIZE | NUM_BANKS | RES |SWP|pdev| msg type | + * |------------------------------------------------------------| + * | BANK0_BASE_ADDRESS | + * |------------------------------------------------------------| + * | ... | + * |------------------------------------------------------------| + * | BANK15_BASE_ADDRESS | + * |------------------------------------------------------------| + * | BANK0_MAX_ID | BANK0_MIN_ID | + * |------------------------------------------------------------| + * | ... | + * |------------------------------------------------------------| + * | BANK15_MAX_ID | BANK15_MIN_ID | + * |------------------------------------------------------------| + * Header fields: + * - MSG_TYPE + * Bits 7:0 + * Value: 0x6 + * - BANKx_BASE_ADDRESS + * Bits 31:0 + * Purpose: Provide a mechanism to specify the base address of the MSDU_EXT + * bank physical/bus address. + * - BANKx_MIN_ID + * Bits 15:0 + * Purpose: Provide a mechanism to specify the min index that needs to + * mapped. + * - BANKx_MAX_ID + * Bits 31:16 + * Purpose: Provide a mechanism to specify the max index that needs to + * + */ +struct htt_frag_desc_bank_id { + __le16 bank_min_id; + __le16 bank_max_id; +} __packed; + +/* real is 16 but it wouldn't fit in the max htt message size + * so we use a conservatively safe value for now */ +#define HTT_FRAG_DESC_BANK_MAX 4 + +#define HTT_FRAG_DESC_BANK_CFG_INFO_PDEV_ID_MASK 0x03 +#define HTT_FRAG_DESC_BANK_CFG_INFO_PDEV_ID_LSB 0 +#define HTT_FRAG_DESC_BANK_CFG_INFO_SWAP (1 << 2) + +struct htt_frag_desc_bank_cfg { + u8 info; /* HTT_FRAG_DESC_BANK_CFG_INFO_ */ + u8 num_banks; + u8 desc_size; + __le32 bank_base_addrs[HTT_FRAG_DESC_BANK_MAX]; + struct htt_frag_desc_bank_id bank_id[HTT_FRAG_DESC_BANK_MAX]; +} __packed; + +union htt_rx_pn_t { + /* WEP: 24-bit PN */ + u32 pn24; + + /* TKIP or CCMP: 48-bit PN */ + u_int64_t pn48; + + /* WAPI: 128-bit PN */ + u_int64_t pn128[2]; +}; + +struct htt_cmd { + struct htt_cmd_hdr hdr; + union { + struct htt_ver_req ver_req; + struct htt_mgmt_tx_desc mgmt_tx; + struct htt_data_tx_desc data_tx; + struct htt_rx_ring_setup rx_setup; + struct htt_stats_req stats_req; + struct htt_oob_sync_req oob_sync_req; + struct htt_aggr_conf aggr_conf; + struct htt_frag_desc_bank_cfg frag_desc_bank_cfg; + }; +} __packed; + +struct htt_resp { + struct htt_resp_hdr hdr; + union { + struct htt_ver_resp ver_resp; + struct htt_mgmt_tx_completion mgmt_tx_completion; + struct htt_data_tx_completion data_tx_completion; + struct htt_rx_indication rx_ind; + struct htt_rx_fragment_indication rx_frag_ind; + struct htt_rx_peer_map peer_map; + struct htt_rx_peer_unmap peer_unmap; + struct htt_rx_flush rx_flush; + struct htt_rx_addba rx_addba; + struct htt_rx_delba rx_delba; + struct htt_security_indication security_indication; + struct htt_rc_update rc_update; + struct htt_rx_test rx_test; + struct htt_pktlog_msg pktlog_msg; + struct htt_stats_conf stats_conf; + }; +} __packed; + + +/*** host side structures follow ***/ + +struct htt_tx_done { + u32 msdu_id; + bool discard; + bool no_ack; +}; + +struct htt_peer_map_event { + u8 vdev_id; + u16 peer_id; + u8 addr[ETH_ALEN]; +}; + +struct htt_peer_unmap_event { + u16 peer_id; +}; + +struct ath10k_htt_txbuf { + struct htt_data_tx_desc_frag frags[2]; + struct ath10k_htc_hdr htc_hdr; + struct htt_cmd_hdr cmd_hdr; + struct htt_data_tx_desc cmd_tx; +} __packed; + +struct ath10k_htt { + struct ath10k *ar; + enum ath10k_htc_ep_id eid; + + int max_throughput_mbps; + u8 target_version_major; + u8 target_version_minor; + struct completion target_version_received; + + struct { + /* + * Ring of network buffer objects - This ring is + * used exclusively by the host SW. This ring + * mirrors the dev_addrs_ring that is shared + * between the host SW and the MAC HW. The host SW + * uses this netbufs ring to locate the network + * buffer objects whose data buffers the HW has + * filled. + */ + struct sk_buff **netbufs_ring; + /* + * Ring of buffer addresses - + * This ring holds the "physical" device address of the + * rx buffers the host SW provides for the MAC HW to + * fill. + */ + __le32 *paddrs_ring; + + /* + * Base address of ring, as a "physical" device address + * rather than a CPU address. + */ + dma_addr_t base_paddr; + + /* how many elems in the ring (power of 2) */ + int size; + + /* size - 1 */ + unsigned size_mask; + + /* how many rx buffers to keep in the ring */ + int fill_level; + + /* how many rx buffers (full+empty) are in the ring */ + int fill_cnt; + + /* + * alloc_idx - where HTT SW has deposited empty buffers + * This is allocated in consistent mem, so that the FW can + * read this variable, and program the HW's FW_IDX reg with + * the value of this shadow register. + */ + struct { + __le32 *vaddr; + dma_addr_t paddr; + } alloc_idx; + + /* where HTT SW has processed bufs filled by rx MAC DMA */ + struct { + unsigned msdu_payld; + } sw_rd_idx; + + /* + * refill_retry_timer - timer triggered when the ring is + * not refilled to the level expected + */ + struct timer_list refill_retry_timer; + + /* Protects access to all rx ring buffer state variables */ + spinlock_t lock; + } rx_ring; + + unsigned int prefetch_len; + + /* Protects access to %pending_tx, %used_msdu_ids */ + spinlock_t tx_lock; + int max_num_pending_tx; + int num_pending_tx; + struct sk_buff **pending_tx; + unsigned long *used_msdu_ids; /* bitmap */ + wait_queue_head_t empty_tx_wq; + struct dma_pool *tx_pool; + + /* set if host-fw communication goes haywire + * used to avoid further failures */ + bool rx_confused; + struct tasklet_struct rx_replenish_task; + + /* This is used to group tx/rx completions separately and process them + * in batches to reduce cache stalls */ + struct tasklet_struct txrx_compl_task; + struct sk_buff_head tx_compl_q; + struct sk_buff_head rx_compl_q; + + /* rx_status template */ + struct ieee80211_rx_status rx_status; +}; + +#define RX_HTT_HDR_STATUS_LEN 64 + +/* This structure layout is programmed via rx ring setup + * so that FW knows how to transfer the rx descriptor to the host. + * Buffers like this are placed on the rx ring. */ +struct htt_rx_desc { + union { + /* This field is filled on the host using the msdu buffer + * from htt_rx_indication */ + struct fw_rx_desc_base fw_desc; + u32 pad; + } __packed; + struct { + struct rx_attention attention; + struct rx_frag_info frag_info; + struct rx_mpdu_start mpdu_start; + struct rx_msdu_start msdu_start; + struct rx_msdu_end msdu_end; + struct rx_mpdu_end mpdu_end; + struct rx_ppdu_start ppdu_start; + struct rx_ppdu_end ppdu_end; + } __packed; + u8 rx_hdr_status[RX_HTT_HDR_STATUS_LEN]; + u8 msdu_payload[0]; +}; + +#define HTT_RX_DESC_ALIGN 8 + +#define HTT_MAC_ADDR_LEN 6 + +/* + * FIX THIS + * Should be: sizeof(struct htt_host_rx_desc) + max rx MSDU size, + * rounded up to a cache line size. + */ +#define HTT_RX_BUF_SIZE 1920 +#define HTT_RX_MSDU_SIZE (HTT_RX_BUF_SIZE - (int)sizeof(struct htt_rx_desc)) + +/* Refill a bunch of RX buffers for each refill round so that FW/HW can handle + * aggregated traffic more nicely. */ +#define ATH10K_HTT_MAX_NUM_REFILL 16 + +/* + * DMA_MAP expects the buffer to be an integral number of cache lines. + * Rather than checking the actual cache line size, this code makes a + * conservative estimate of what the cache line size could be. + */ +#define HTT_LOG2_MAX_CACHE_LINE_SIZE 7 /* 2^7 = 128 */ +#define HTT_MAX_CACHE_LINE_SIZE_MASK ((1 << HTT_LOG2_MAX_CACHE_LINE_SIZE) - 1) + +int ath10k_htt_connect(struct ath10k_htt *htt); +int ath10k_htt_init(struct ath10k *ar); +int ath10k_htt_setup(struct ath10k_htt *htt); + +int ath10k_htt_tx_alloc(struct ath10k_htt *htt); +void ath10k_htt_tx_free(struct ath10k_htt *htt); + +int ath10k_htt_rx_alloc(struct ath10k_htt *htt); +void ath10k_htt_rx_free(struct ath10k_htt *htt); + +void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb); +void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb); +int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt); +int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie); +int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt); + +void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt); +int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt); +void ath10k_htt_tx_free_msdu_id(struct ath10k_htt *htt, u16 msdu_id); +int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *); +int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *); + +#endif diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c new file mode 100644 index 00000000000..eebc860c365 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -0,0 +1,1554 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "core.h" +#include "htc.h" +#include "htt.h" +#include "txrx.h" +#include "debug.h" +#include "trace.h" + +#include <linux/log2.h> + +/* slightly larger than one large A-MPDU */ +#define HTT_RX_RING_SIZE_MIN 128 + +/* roughly 20 ms @ 1 Gbps of 1500B MSDUs */ +#define HTT_RX_RING_SIZE_MAX 2048 + +#define HTT_RX_AVG_FRM_BYTES 1000 + +/* ms, very conservative */ +#define HTT_RX_HOST_LATENCY_MAX_MS 20 + +/* ms, conservative */ +#define HTT_RX_HOST_LATENCY_WORST_LIKELY_MS 10 + +/* when under memory pressure rx ring refill may fail and needs a retry */ +#define HTT_RX_RING_REFILL_RETRY_MS 50 + + +static int ath10k_htt_rx_get_csum_state(struct sk_buff *skb); +static void ath10k_htt_txrx_compl_task(unsigned long ptr); + +static int ath10k_htt_rx_ring_size(struct ath10k_htt *htt) +{ + int size; + + /* + * It is expected that the host CPU will typically be able to + * service the rx indication from one A-MPDU before the rx + * indication from the subsequent A-MPDU happens, roughly 1-2 ms + * later. However, the rx ring should be sized very conservatively, + * to accomodate the worst reasonable delay before the host CPU + * services a rx indication interrupt. + * + * The rx ring need not be kept full of empty buffers. In theory, + * the htt host SW can dynamically track the low-water mark in the + * rx ring, and dynamically adjust the level to which the rx ring + * is filled with empty buffers, to dynamically meet the desired + * low-water mark. + * + * In contrast, it's difficult to resize the rx ring itself, once + * it's in use. Thus, the ring itself should be sized very + * conservatively, while the degree to which the ring is filled + * with empty buffers should be sized moderately conservatively. + */ + + /* 1e6 bps/mbps / 1e3 ms per sec = 1000 */ + size = + htt->max_throughput_mbps + + 1000 / + (8 * HTT_RX_AVG_FRM_BYTES) * HTT_RX_HOST_LATENCY_MAX_MS; + + if (size < HTT_RX_RING_SIZE_MIN) + size = HTT_RX_RING_SIZE_MIN; + + if (size > HTT_RX_RING_SIZE_MAX) + size = HTT_RX_RING_SIZE_MAX; + + size = roundup_pow_of_two(size); + + return size; +} + +static int ath10k_htt_rx_ring_fill_level(struct ath10k_htt *htt) +{ + int size; + + /* 1e6 bps/mbps / 1e3 ms per sec = 1000 */ + size = + htt->max_throughput_mbps * + 1000 / + (8 * HTT_RX_AVG_FRM_BYTES) * HTT_RX_HOST_LATENCY_WORST_LIKELY_MS; + + /* + * Make sure the fill level is at least 1 less than the ring size. + * Leaving 1 element empty allows the SW to easily distinguish + * between a full ring vs. an empty ring. + */ + if (size >= htt->rx_ring.size) + size = htt->rx_ring.size - 1; + + return size; +} + +static void ath10k_htt_rx_ring_free(struct ath10k_htt *htt) +{ + struct sk_buff *skb; + struct ath10k_skb_cb *cb; + int i; + + for (i = 0; i < htt->rx_ring.fill_cnt; i++) { + skb = htt->rx_ring.netbufs_ring[i]; + cb = ATH10K_SKB_CB(skb); + dma_unmap_single(htt->ar->dev, cb->paddr, + skb->len + skb_tailroom(skb), + DMA_FROM_DEVICE); + dev_kfree_skb_any(skb); + } + + htt->rx_ring.fill_cnt = 0; +} + +static int __ath10k_htt_rx_ring_fill_n(struct ath10k_htt *htt, int num) +{ + struct htt_rx_desc *rx_desc; + struct sk_buff *skb; + dma_addr_t paddr; + int ret = 0, idx; + + idx = __le32_to_cpu(*(htt->rx_ring.alloc_idx.vaddr)); + while (num > 0) { + skb = dev_alloc_skb(HTT_RX_BUF_SIZE + HTT_RX_DESC_ALIGN); + if (!skb) { + ret = -ENOMEM; + goto fail; + } + + if (!IS_ALIGNED((unsigned long)skb->data, HTT_RX_DESC_ALIGN)) + skb_pull(skb, + PTR_ALIGN(skb->data, HTT_RX_DESC_ALIGN) - + skb->data); + + /* Clear rx_desc attention word before posting to Rx ring */ + rx_desc = (struct htt_rx_desc *)skb->data; + rx_desc->attention.flags = __cpu_to_le32(0); + + paddr = dma_map_single(htt->ar->dev, skb->data, + skb->len + skb_tailroom(skb), + DMA_FROM_DEVICE); + + if (unlikely(dma_mapping_error(htt->ar->dev, paddr))) { + dev_kfree_skb_any(skb); + ret = -ENOMEM; + goto fail; + } + + ATH10K_SKB_CB(skb)->paddr = paddr; + htt->rx_ring.netbufs_ring[idx] = skb; + htt->rx_ring.paddrs_ring[idx] = __cpu_to_le32(paddr); + htt->rx_ring.fill_cnt++; + + num--; + idx++; + idx &= htt->rx_ring.size_mask; + } + +fail: + *(htt->rx_ring.alloc_idx.vaddr) = __cpu_to_le32(idx); + return ret; +} + +static int ath10k_htt_rx_ring_fill_n(struct ath10k_htt *htt, int num) +{ + lockdep_assert_held(&htt->rx_ring.lock); + return __ath10k_htt_rx_ring_fill_n(htt, num); +} + +static void ath10k_htt_rx_msdu_buff_replenish(struct ath10k_htt *htt) +{ + int ret, num_deficit, num_to_fill; + + /* Refilling the whole RX ring buffer proves to be a bad idea. The + * reason is RX may take up significant amount of CPU cycles and starve + * other tasks, e.g. TX on an ethernet device while acting as a bridge + * with ath10k wlan interface. This ended up with very poor performance + * once CPU the host system was overwhelmed with RX on ath10k. + * + * By limiting the number of refills the replenishing occurs + * progressively. This in turns makes use of the fact tasklets are + * processed in FIFO order. This means actual RX processing can starve + * out refilling. If there's not enough buffers on RX ring FW will not + * report RX until it is refilled with enough buffers. This + * automatically balances load wrt to CPU power. + * + * This probably comes at a cost of lower maximum throughput but + * improves the avarage and stability. */ + spin_lock_bh(&htt->rx_ring.lock); + num_deficit = htt->rx_ring.fill_level - htt->rx_ring.fill_cnt; + num_to_fill = min(ATH10K_HTT_MAX_NUM_REFILL, num_deficit); + num_deficit -= num_to_fill; + ret = ath10k_htt_rx_ring_fill_n(htt, num_to_fill); + if (ret == -ENOMEM) { + /* + * Failed to fill it to the desired level - + * we'll start a timer and try again next time. + * As long as enough buffers are left in the ring for + * another A-MPDU rx, no special recovery is needed. + */ + mod_timer(&htt->rx_ring.refill_retry_timer, jiffies + + msecs_to_jiffies(HTT_RX_RING_REFILL_RETRY_MS)); + } else if (num_deficit > 0) { + tasklet_schedule(&htt->rx_replenish_task); + } + spin_unlock_bh(&htt->rx_ring.lock); +} + +static void ath10k_htt_rx_ring_refill_retry(unsigned long arg) +{ + struct ath10k_htt *htt = (struct ath10k_htt *)arg; + ath10k_htt_rx_msdu_buff_replenish(htt); +} + +static void ath10k_htt_rx_ring_clean_up(struct ath10k_htt *htt) +{ + struct sk_buff *skb; + int i; + + for (i = 0; i < htt->rx_ring.size; i++) { + skb = htt->rx_ring.netbufs_ring[i]; + if (!skb) + continue; + + dma_unmap_single(htt->ar->dev, ATH10K_SKB_CB(skb)->paddr, + skb->len + skb_tailroom(skb), + DMA_FROM_DEVICE); + dev_kfree_skb_any(skb); + htt->rx_ring.netbufs_ring[i] = NULL; + } +} + +void ath10k_htt_rx_free(struct ath10k_htt *htt) +{ + del_timer_sync(&htt->rx_ring.refill_retry_timer); + tasklet_kill(&htt->rx_replenish_task); + tasklet_kill(&htt->txrx_compl_task); + + skb_queue_purge(&htt->tx_compl_q); + skb_queue_purge(&htt->rx_compl_q); + + ath10k_htt_rx_ring_clean_up(htt); + + dma_free_coherent(htt->ar->dev, + (htt->rx_ring.size * + sizeof(htt->rx_ring.paddrs_ring)), + htt->rx_ring.paddrs_ring, + htt->rx_ring.base_paddr); + + dma_free_coherent(htt->ar->dev, + sizeof(*htt->rx_ring.alloc_idx.vaddr), + htt->rx_ring.alloc_idx.vaddr, + htt->rx_ring.alloc_idx.paddr); + + kfree(htt->rx_ring.netbufs_ring); +} + +static inline struct sk_buff *ath10k_htt_rx_netbuf_pop(struct ath10k_htt *htt) +{ + int idx; + struct sk_buff *msdu; + + lockdep_assert_held(&htt->rx_ring.lock); + + if (htt->rx_ring.fill_cnt == 0) { + ath10k_warn("tried to pop sk_buff from an empty rx ring\n"); + return NULL; + } + + idx = htt->rx_ring.sw_rd_idx.msdu_payld; + msdu = htt->rx_ring.netbufs_ring[idx]; + htt->rx_ring.netbufs_ring[idx] = NULL; + + idx++; + idx &= htt->rx_ring.size_mask; + htt->rx_ring.sw_rd_idx.msdu_payld = idx; + htt->rx_ring.fill_cnt--; + + return msdu; +} + +static void ath10k_htt_rx_free_msdu_chain(struct sk_buff *skb) +{ + struct sk_buff *next; + + while (skb) { + next = skb->next; + dev_kfree_skb_any(skb); + skb = next; + } +} + +/* return: < 0 fatal error, 0 - non chained msdu, 1 chained msdu */ +static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, + u8 **fw_desc, int *fw_desc_len, + struct sk_buff **head_msdu, + struct sk_buff **tail_msdu) +{ + int msdu_len, msdu_chaining = 0; + struct sk_buff *msdu; + struct htt_rx_desc *rx_desc; + + lockdep_assert_held(&htt->rx_ring.lock); + + if (htt->rx_confused) { + ath10k_warn("htt is confused. refusing rx\n"); + return -1; + } + + msdu = *head_msdu = ath10k_htt_rx_netbuf_pop(htt); + while (msdu) { + int last_msdu, msdu_len_invalid, msdu_chained; + + dma_unmap_single(htt->ar->dev, + ATH10K_SKB_CB(msdu)->paddr, + msdu->len + skb_tailroom(msdu), + DMA_FROM_DEVICE); + + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt rx pop: ", + msdu->data, msdu->len + skb_tailroom(msdu)); + + rx_desc = (struct htt_rx_desc *)msdu->data; + + /* FIXME: we must report msdu payload since this is what caller + * expects now */ + skb_put(msdu, offsetof(struct htt_rx_desc, msdu_payload)); + skb_pull(msdu, offsetof(struct htt_rx_desc, msdu_payload)); + + /* + * Sanity check - confirm the HW is finished filling in the + * rx data. + * If the HW and SW are working correctly, then it's guaranteed + * that the HW's MAC DMA is done before this point in the SW. + * To prevent the case that we handle a stale Rx descriptor, + * just assert for now until we have a way to recover. + */ + if (!(__le32_to_cpu(rx_desc->attention.flags) + & RX_ATTENTION_FLAGS_MSDU_DONE)) { + ath10k_htt_rx_free_msdu_chain(*head_msdu); + *head_msdu = NULL; + msdu = NULL; + ath10k_err("htt rx stopped. cannot recover\n"); + htt->rx_confused = true; + break; + } + + /* + * Copy the FW rx descriptor for this MSDU from the rx + * indication message into the MSDU's netbuf. HL uses the + * same rx indication message definition as LL, and simply + * appends new info (fields from the HW rx desc, and the + * MSDU payload itself). So, the offset into the rx + * indication message only has to account for the standard + * offset of the per-MSDU FW rx desc info within the + * message, and how many bytes of the per-MSDU FW rx desc + * info have already been consumed. (And the endianness of + * the host, since for a big-endian host, the rx ind + * message contents, including the per-MSDU rx desc bytes, + * were byteswapped during upload.) + */ + if (*fw_desc_len > 0) { + rx_desc->fw_desc.info0 = **fw_desc; + /* + * The target is expected to only provide the basic + * per-MSDU rx descriptors. Just to be sure, verify + * that the target has not attached extension data + * (e.g. LRO flow ID). + */ + + /* or more, if there's extension data */ + (*fw_desc)++; + (*fw_desc_len)--; + } else { + /* + * When an oversized AMSDU happened, FW will lost + * some of MSDU status - in this case, the FW + * descriptors provided will be less than the + * actual MSDUs inside this MPDU. Mark the FW + * descriptors so that it will still deliver to + * upper stack, if no CRC error for this MPDU. + * + * FIX THIS - the FW descriptors are actually for + * MSDUs in the end of this A-MSDU instead of the + * beginning. + */ + rx_desc->fw_desc.info0 = 0; + } + + msdu_len_invalid = !!(__le32_to_cpu(rx_desc->attention.flags) + & (RX_ATTENTION_FLAGS_MPDU_LENGTH_ERR | + RX_ATTENTION_FLAGS_MSDU_LENGTH_ERR)); + msdu_len = MS(__le32_to_cpu(rx_desc->msdu_start.info0), + RX_MSDU_START_INFO0_MSDU_LENGTH); + msdu_chained = rx_desc->frag_info.ring2_more_count; + + if (msdu_len_invalid) + msdu_len = 0; + + skb_trim(msdu, 0); + skb_put(msdu, min(msdu_len, HTT_RX_MSDU_SIZE)); + msdu_len -= msdu->len; + + /* FIXME: Do chained buffers include htt_rx_desc or not? */ + while (msdu_chained--) { + struct sk_buff *next = ath10k_htt_rx_netbuf_pop(htt); + + dma_unmap_single(htt->ar->dev, + ATH10K_SKB_CB(next)->paddr, + next->len + skb_tailroom(next), + DMA_FROM_DEVICE); + + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, + "htt rx chained: ", next->data, + next->len + skb_tailroom(next)); + + skb_trim(next, 0); + skb_put(next, min(msdu_len, HTT_RX_BUF_SIZE)); + msdu_len -= next->len; + + msdu->next = next; + msdu = next; + msdu_chaining = 1; + } + + last_msdu = __le32_to_cpu(rx_desc->msdu_end.info0) & + RX_MSDU_END_INFO0_LAST_MSDU; + + if (last_msdu) { + msdu->next = NULL; + break; + } else { + struct sk_buff *next = ath10k_htt_rx_netbuf_pop(htt); + msdu->next = next; + msdu = next; + } + } + *tail_msdu = msdu; + + if (*head_msdu == NULL) + msdu_chaining = -1; + + /* + * Don't refill the ring yet. + * + * First, the elements popped here are still in use - it is not + * safe to overwrite them until the matching call to + * mpdu_desc_list_next. Second, for efficiency it is preferable to + * refill the rx ring with 1 PPDU's worth of rx buffers (something + * like 32 x 3 buffers), rather than one MPDU's worth of rx buffers + * (something like 3 buffers). Consequently, we'll rely on the txrx + * SW to tell us when it is done pulling all the PPDU's rx buffers + * out of the rx ring, and then refill it just once. + */ + + return msdu_chaining; +} + +static void ath10k_htt_rx_replenish_task(unsigned long ptr) +{ + struct ath10k_htt *htt = (struct ath10k_htt *)ptr; + ath10k_htt_rx_msdu_buff_replenish(htt); +} + +int ath10k_htt_rx_alloc(struct ath10k_htt *htt) +{ + dma_addr_t paddr; + void *vaddr; + struct timer_list *timer = &htt->rx_ring.refill_retry_timer; + + htt->rx_ring.size = ath10k_htt_rx_ring_size(htt); + if (!is_power_of_2(htt->rx_ring.size)) { + ath10k_warn("htt rx ring size is not power of 2\n"); + return -EINVAL; + } + + htt->rx_ring.size_mask = htt->rx_ring.size - 1; + + /* + * Set the initial value for the level to which the rx ring + * should be filled, based on the max throughput and the + * worst likely latency for the host to fill the rx ring + * with new buffers. In theory, this fill level can be + * dynamically adjusted from the initial value set here, to + * reflect the actual host latency rather than a + * conservative assumption about the host latency. + */ + htt->rx_ring.fill_level = ath10k_htt_rx_ring_fill_level(htt); + + htt->rx_ring.netbufs_ring = + kzalloc(htt->rx_ring.size * sizeof(struct sk_buff *), + GFP_KERNEL); + if (!htt->rx_ring.netbufs_ring) + goto err_netbuf; + + vaddr = dma_alloc_coherent(htt->ar->dev, + (htt->rx_ring.size * sizeof(htt->rx_ring.paddrs_ring)), + &paddr, GFP_DMA); + if (!vaddr) + goto err_dma_ring; + + htt->rx_ring.paddrs_ring = vaddr; + htt->rx_ring.base_paddr = paddr; + + vaddr = dma_alloc_coherent(htt->ar->dev, + sizeof(*htt->rx_ring.alloc_idx.vaddr), + &paddr, GFP_DMA); + if (!vaddr) + goto err_dma_idx; + + htt->rx_ring.alloc_idx.vaddr = vaddr; + htt->rx_ring.alloc_idx.paddr = paddr; + htt->rx_ring.sw_rd_idx.msdu_payld = 0; + *htt->rx_ring.alloc_idx.vaddr = 0; + + /* Initialize the Rx refill retry timer */ + setup_timer(timer, ath10k_htt_rx_ring_refill_retry, (unsigned long)htt); + + spin_lock_init(&htt->rx_ring.lock); + + htt->rx_ring.fill_cnt = 0; + if (__ath10k_htt_rx_ring_fill_n(htt, htt->rx_ring.fill_level)) + goto err_fill_ring; + + tasklet_init(&htt->rx_replenish_task, ath10k_htt_rx_replenish_task, + (unsigned long)htt); + + skb_queue_head_init(&htt->tx_compl_q); + skb_queue_head_init(&htt->rx_compl_q); + + tasklet_init(&htt->txrx_compl_task, ath10k_htt_txrx_compl_task, + (unsigned long)htt); + + ath10k_dbg(ATH10K_DBG_BOOT, "htt rx ring size %d fill_level %d\n", + htt->rx_ring.size, htt->rx_ring.fill_level); + return 0; + +err_fill_ring: + ath10k_htt_rx_ring_free(htt); + dma_free_coherent(htt->ar->dev, + sizeof(*htt->rx_ring.alloc_idx.vaddr), + htt->rx_ring.alloc_idx.vaddr, + htt->rx_ring.alloc_idx.paddr); +err_dma_idx: + dma_free_coherent(htt->ar->dev, + (htt->rx_ring.size * + sizeof(htt->rx_ring.paddrs_ring)), + htt->rx_ring.paddrs_ring, + htt->rx_ring.base_paddr); +err_dma_ring: + kfree(htt->rx_ring.netbufs_ring); +err_netbuf: + return -ENOMEM; +} + +static int ath10k_htt_rx_crypto_param_len(enum htt_rx_mpdu_encrypt_type type) +{ + switch (type) { + case HTT_RX_MPDU_ENCRYPT_WEP40: + case HTT_RX_MPDU_ENCRYPT_WEP104: + return 4; + case HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC: + case HTT_RX_MPDU_ENCRYPT_WEP128: /* not tested */ + case HTT_RX_MPDU_ENCRYPT_TKIP_WPA: + case HTT_RX_MPDU_ENCRYPT_WAPI: /* not tested */ + case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2: + return 8; + case HTT_RX_MPDU_ENCRYPT_NONE: + return 0; + } + + ath10k_warn("unknown encryption type %d\n", type); + return 0; +} + +static int ath10k_htt_rx_crypto_tail_len(enum htt_rx_mpdu_encrypt_type type) +{ + switch (type) { + case HTT_RX_MPDU_ENCRYPT_NONE: + case HTT_RX_MPDU_ENCRYPT_WEP40: + case HTT_RX_MPDU_ENCRYPT_WEP104: + case HTT_RX_MPDU_ENCRYPT_WEP128: + case HTT_RX_MPDU_ENCRYPT_WAPI: + return 0; + case HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC: + case HTT_RX_MPDU_ENCRYPT_TKIP_WPA: + return 4; + case HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2: + return 8; + } + + ath10k_warn("unknown encryption type %d\n", type); + return 0; +} + +/* Applies for first msdu in chain, before altering it. */ +static struct ieee80211_hdr *ath10k_htt_rx_skb_get_hdr(struct sk_buff *skb) +{ + struct htt_rx_desc *rxd; + enum rx_msdu_decap_format fmt; + + rxd = (void *)skb->data - sizeof(*rxd); + fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), + RX_MSDU_START_INFO1_DECAP_FORMAT); + + if (fmt == RX_MSDU_DECAP_RAW) + return (void *)skb->data; + else + return (void *)skb->data - RX_HTT_HDR_STATUS_LEN; +} + +/* This function only applies for first msdu in an msdu chain */ +static bool ath10k_htt_rx_hdr_is_amsdu(struct ieee80211_hdr *hdr) +{ + if (ieee80211_is_data_qos(hdr->frame_control)) { + u8 *qc = ieee80211_get_qos_ctl(hdr); + if (qc[0] & 0x80) + return true; + } + return false; +} + +struct rfc1042_hdr { + u8 llc_dsap; + u8 llc_ssap; + u8 llc_ctrl; + u8 snap_oui[3]; + __be16 snap_type; +} __packed; + +struct amsdu_subframe_hdr { + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; + __be16 len; +} __packed; + +static const u8 rx_legacy_rate_idx[] = { + 3, /* 0x00 - 11Mbps */ + 2, /* 0x01 - 5.5Mbps */ + 1, /* 0x02 - 2Mbps */ + 0, /* 0x03 - 1Mbps */ + 3, /* 0x04 - 11Mbps */ + 2, /* 0x05 - 5.5Mbps */ + 1, /* 0x06 - 2Mbps */ + 0, /* 0x07 - 1Mbps */ + 10, /* 0x08 - 48Mbps */ + 8, /* 0x09 - 24Mbps */ + 6, /* 0x0A - 12Mbps */ + 4, /* 0x0B - 6Mbps */ + 11, /* 0x0C - 54Mbps */ + 9, /* 0x0D - 36Mbps */ + 7, /* 0x0E - 18Mbps */ + 5, /* 0x0F - 9Mbps */ +}; + +static void ath10k_htt_rx_h_rates(struct ath10k *ar, + enum ieee80211_band band, + u8 info0, u32 info1, u32 info2, + struct ieee80211_rx_status *status) +{ + u8 cck, rate, rate_idx, bw, sgi, mcs, nss; + u8 preamble = 0; + + /* Check if valid fields */ + if (!(info0 & HTT_RX_INDICATION_INFO0_START_VALID)) + return; + + preamble = MS(info1, HTT_RX_INDICATION_INFO1_PREAMBLE_TYPE); + + switch (preamble) { + case HTT_RX_LEGACY: + cck = info0 & HTT_RX_INDICATION_INFO0_LEGACY_RATE_CCK; + rate = MS(info0, HTT_RX_INDICATION_INFO0_LEGACY_RATE); + rate_idx = 0; + + if (rate < 0x08 || rate > 0x0F) + break; + + switch (band) { + case IEEE80211_BAND_2GHZ: + if (cck) + rate &= ~BIT(3); + rate_idx = rx_legacy_rate_idx[rate]; + break; + case IEEE80211_BAND_5GHZ: + rate_idx = rx_legacy_rate_idx[rate]; + /* We are using same rate table registering + HW - ath10k_rates[]. In case of 5GHz skip + CCK rates, so -4 here */ + rate_idx -= 4; + break; + default: + break; + } + + status->rate_idx = rate_idx; + break; + case HTT_RX_HT: + case HTT_RX_HT_WITH_TXBF: + /* HT-SIG - Table 20-11 in info1 and info2 */ + mcs = info1 & 0x1F; + nss = mcs >> 3; + bw = (info1 >> 7) & 1; + sgi = (info2 >> 7) & 1; + + status->rate_idx = mcs; + status->flag |= RX_FLAG_HT; + if (sgi) + status->flag |= RX_FLAG_SHORT_GI; + if (bw) + status->flag |= RX_FLAG_40MHZ; + break; + case HTT_RX_VHT: + case HTT_RX_VHT_WITH_TXBF: + /* VHT-SIG-A1 in info 1, VHT-SIG-A2 in info2 + TODO check this */ + mcs = (info2 >> 4) & 0x0F; + nss = ((info1 >> 10) & 0x07) + 1; + bw = info1 & 3; + sgi = info2 & 1; + + status->rate_idx = mcs; + status->vht_nss = nss; + + if (sgi) + status->flag |= RX_FLAG_SHORT_GI; + + switch (bw) { + /* 20MHZ */ + case 0: + break; + /* 40MHZ */ + case 1: + status->flag |= RX_FLAG_40MHZ; + break; + /* 80MHZ */ + case 2: + status->vht_flag |= RX_VHT_FLAG_80MHZ; + } + + status->flag |= RX_FLAG_VHT; + break; + default: + break; + } +} + +static void ath10k_htt_rx_h_protected(struct ath10k_htt *htt, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb, + enum htt_rx_mpdu_encrypt_type enctype, + enum rx_msdu_decap_format fmt, + bool dot11frag) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + + rx_status->flag &= ~(RX_FLAG_DECRYPTED | + RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED); + + if (enctype == HTT_RX_MPDU_ENCRYPT_NONE) + return; + + /* + * There's no explicit rx descriptor flag to indicate whether a given + * frame has been decrypted or not. We're forced to use the decap + * format as an implicit indication. However fragmentation rx is always + * raw and it probably never reports undecrypted raws. + * + * This makes sure sniffed frames are reported as-is without stripping + * the protected flag. + */ + if (fmt == RX_MSDU_DECAP_RAW && !dot11frag) + return; + + rx_status->flag |= RX_FLAG_DECRYPTED | + RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED; + hdr->frame_control = __cpu_to_le16(__le16_to_cpu(hdr->frame_control) & + ~IEEE80211_FCTL_PROTECTED); +} + +static bool ath10k_htt_rx_h_channel(struct ath10k *ar, + struct ieee80211_rx_status *status) +{ + struct ieee80211_channel *ch; + + spin_lock_bh(&ar->data_lock); + ch = ar->scan_channel; + if (!ch) + ch = ar->rx_channel; + spin_unlock_bh(&ar->data_lock); + + if (!ch) + return false; + + status->band = ch->band; + status->freq = ch->center_freq; + + return true; +} + +static void ath10k_process_rx(struct ath10k *ar, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb) +{ + struct ieee80211_rx_status *status; + + status = IEEE80211_SKB_RXCB(skb); + *status = *rx_status; + + ath10k_dbg(ATH10K_DBG_DATA, + "rx skb %p len %u %s%s%s%s%s %srate_idx %u vht_nss %u freq %u band %u flag 0x%x fcs-err %imic-err %i\n", + skb, + skb->len, + status->flag == 0 ? "legacy" : "", + status->flag & RX_FLAG_HT ? "ht" : "", + status->flag & RX_FLAG_VHT ? "vht" : "", + status->flag & RX_FLAG_40MHZ ? "40" : "", + status->vht_flag & RX_VHT_FLAG_80MHZ ? "80" : "", + status->flag & RX_FLAG_SHORT_GI ? "sgi " : "", + status->rate_idx, + status->vht_nss, + status->freq, + status->band, status->flag, + !!(status->flag & RX_FLAG_FAILED_FCS_CRC), + !!(status->flag & RX_FLAG_MMIC_ERROR)); + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "rx skb: ", + skb->data, skb->len); + + ieee80211_rx(ar->hw, skb); +} + +static int ath10k_htt_rx_nwifi_hdrlen(struct ieee80211_hdr *hdr) +{ + /* nwifi header is padded to 4 bytes. this fixes 4addr rx */ + return round_up(ieee80211_hdrlen(hdr->frame_control), 4); +} + +static void ath10k_htt_rx_amsdu(struct ath10k_htt *htt, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb_in) +{ + struct htt_rx_desc *rxd; + struct sk_buff *skb = skb_in; + struct sk_buff *first; + enum rx_msdu_decap_format fmt; + enum htt_rx_mpdu_encrypt_type enctype; + struct ieee80211_hdr *hdr; + u8 hdr_buf[64], addr[ETH_ALEN], *qos; + unsigned int hdr_len; + + rxd = (void *)skb->data - sizeof(*rxd); + enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), + RX_MPDU_START_INFO0_ENCRYPT_TYPE); + + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(hdr_buf, hdr, hdr_len); + hdr = (struct ieee80211_hdr *)hdr_buf; + + first = skb; + while (skb) { + void *decap_hdr; + int len; + + rxd = (void *)skb->data - sizeof(*rxd); + fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), + RX_MSDU_START_INFO1_DECAP_FORMAT); + decap_hdr = (void *)rxd->rx_hdr_status; + + skb->ip_summed = ath10k_htt_rx_get_csum_state(skb); + + /* First frame in an A-MSDU chain has more decapped data. */ + if (skb == first) { + len = round_up(ieee80211_hdrlen(hdr->frame_control), 4); + len += round_up(ath10k_htt_rx_crypto_param_len(enctype), + 4); + decap_hdr += len; + } + + switch (fmt) { + case RX_MSDU_DECAP_RAW: + /* remove trailing FCS */ + skb_trim(skb, skb->len - FCS_LEN); + break; + case RX_MSDU_DECAP_NATIVE_WIFI: + /* pull decapped header and copy DA */ + hdr = (struct ieee80211_hdr *)skb->data; + hdr_len = ath10k_htt_rx_nwifi_hdrlen(hdr); + memcpy(addr, ieee80211_get_DA(hdr), ETH_ALEN); + skb_pull(skb, hdr_len); + + /* push original 802.11 header */ + hdr = (struct ieee80211_hdr *)hdr_buf; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + + /* original A-MSDU header has the bit set but we're + * not including A-MSDU subframe header */ + hdr = (struct ieee80211_hdr *)skb->data; + qos = ieee80211_get_qos_ctl(hdr); + qos[0] &= ~IEEE80211_QOS_CTL_A_MSDU_PRESENT; + + /* original 802.11 header has a different DA */ + memcpy(ieee80211_get_DA(hdr), addr, ETH_ALEN); + break; + case RX_MSDU_DECAP_ETHERNET2_DIX: + /* strip ethernet header and insert decapped 802.11 + * header, amsdu subframe header and rfc1042 header */ + + len = 0; + len += sizeof(struct rfc1042_hdr); + len += sizeof(struct amsdu_subframe_hdr); + + skb_pull(skb, sizeof(struct ethhdr)); + memcpy(skb_push(skb, len), decap_hdr, len); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + case RX_MSDU_DECAP_8023_SNAP_LLC: + /* insert decapped 802.11 header making a singly + * A-MSDU */ + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + } + + skb_in = skb; + ath10k_htt_rx_h_protected(htt, rx_status, skb_in, enctype, fmt, + false); + skb = skb->next; + skb_in->next = NULL; + + if (skb) + rx_status->flag |= RX_FLAG_AMSDU_MORE; + else + rx_status->flag &= ~RX_FLAG_AMSDU_MORE; + + ath10k_process_rx(htt->ar, rx_status, skb_in); + } + + /* FIXME: It might be nice to re-assemble the A-MSDU when there's a + * monitor interface active for sniffing purposes. */ +} + +static void ath10k_htt_rx_msdu(struct ath10k_htt *htt, + struct ieee80211_rx_status *rx_status, + struct sk_buff *skb) +{ + struct htt_rx_desc *rxd; + struct ieee80211_hdr *hdr; + enum rx_msdu_decap_format fmt; + enum htt_rx_mpdu_encrypt_type enctype; + int hdr_len; + void *rfc1042; + + /* This shouldn't happen. If it does than it may be a FW bug. */ + if (skb->next) { + ath10k_warn("htt rx received chained non A-MSDU frame\n"); + ath10k_htt_rx_free_msdu_chain(skb->next); + skb->next = NULL; + } + + rxd = (void *)skb->data - sizeof(*rxd); + fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), + RX_MSDU_START_INFO1_DECAP_FORMAT); + enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), + RX_MPDU_START_INFO0_ENCRYPT_TYPE); + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + + skb->ip_summed = ath10k_htt_rx_get_csum_state(skb); + + switch (fmt) { + case RX_MSDU_DECAP_RAW: + /* remove trailing FCS */ + skb_trim(skb, skb->len - FCS_LEN); + break; + case RX_MSDU_DECAP_NATIVE_WIFI: + /* Pull decapped header */ + hdr = (struct ieee80211_hdr *)skb->data; + hdr_len = ath10k_htt_rx_nwifi_hdrlen(hdr); + skb_pull(skb, hdr_len); + + /* Push original header */ + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + case RX_MSDU_DECAP_ETHERNET2_DIX: + /* strip ethernet header and insert decapped 802.11 header and + * rfc1042 header */ + + rfc1042 = hdr; + rfc1042 += roundup(hdr_len, 4); + rfc1042 += roundup(ath10k_htt_rx_crypto_param_len(enctype), 4); + + skb_pull(skb, sizeof(struct ethhdr)); + memcpy(skb_push(skb, sizeof(struct rfc1042_hdr)), + rfc1042, sizeof(struct rfc1042_hdr)); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + case RX_MSDU_DECAP_8023_SNAP_LLC: + /* remove A-MSDU subframe header and insert + * decapped 802.11 header. rfc1042 header is already there */ + + skb_pull(skb, sizeof(struct amsdu_subframe_hdr)); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + } + + ath10k_htt_rx_h_protected(htt, rx_status, skb, enctype, fmt, false); + + ath10k_process_rx(htt->ar, rx_status, skb); +} + +static int ath10k_htt_rx_get_csum_state(struct sk_buff *skb) +{ + struct htt_rx_desc *rxd; + u32 flags, info; + bool is_ip4, is_ip6; + bool is_tcp, is_udp; + bool ip_csum_ok, tcpudp_csum_ok; + + rxd = (void *)skb->data - sizeof(*rxd); + flags = __le32_to_cpu(rxd->attention.flags); + info = __le32_to_cpu(rxd->msdu_start.info1); + + is_ip4 = !!(info & RX_MSDU_START_INFO1_IPV4_PROTO); + is_ip6 = !!(info & RX_MSDU_START_INFO1_IPV6_PROTO); + is_tcp = !!(info & RX_MSDU_START_INFO1_TCP_PROTO); + is_udp = !!(info & RX_MSDU_START_INFO1_UDP_PROTO); + ip_csum_ok = !(flags & RX_ATTENTION_FLAGS_IP_CHKSUM_FAIL); + tcpudp_csum_ok = !(flags & RX_ATTENTION_FLAGS_TCP_UDP_CHKSUM_FAIL); + + if (!is_ip4 && !is_ip6) + return CHECKSUM_NONE; + if (!is_tcp && !is_udp) + return CHECKSUM_NONE; + if (!ip_csum_ok) + return CHECKSUM_NONE; + if (!tcpudp_csum_ok) + return CHECKSUM_NONE; + + return CHECKSUM_UNNECESSARY; +} + +static int ath10k_unchain_msdu(struct sk_buff *msdu_head) +{ + struct sk_buff *next = msdu_head->next; + struct sk_buff *to_free = next; + int space; + int total_len = 0; + + /* TODO: Might could optimize this by using + * skb_try_coalesce or similar method to + * decrease copying, or maybe get mac80211 to + * provide a way to just receive a list of + * skb? + */ + + msdu_head->next = NULL; + + /* Allocate total length all at once. */ + while (next) { + total_len += next->len; + next = next->next; + } + + space = total_len - skb_tailroom(msdu_head); + if ((space > 0) && + (pskb_expand_head(msdu_head, 0, space, GFP_ATOMIC) < 0)) { + /* TODO: bump some rx-oom error stat */ + /* put it back together so we can free the + * whole list at once. + */ + msdu_head->next = to_free; + return -1; + } + + /* Walk list again, copying contents into + * msdu_head + */ + next = to_free; + while (next) { + skb_copy_from_linear_data(next, skb_put(msdu_head, next->len), + next->len); + next = next->next; + } + + /* If here, we have consolidated skb. Free the + * fragments and pass the main skb on up the + * stack. + */ + ath10k_htt_rx_free_msdu_chain(to_free); + return 0; +} + +static bool ath10k_htt_rx_amsdu_allowed(struct ath10k_htt *htt, + struct sk_buff *head, + enum htt_rx_mpdu_status status, + bool channel_set, + u32 attention) +{ + if (head->len == 0) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx dropping due to zero-len\n"); + return false; + } + + if (attention & RX_ATTENTION_FLAGS_DECRYPT_ERR) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx dropping due to decrypt-err\n"); + return false; + } + + if (!channel_set) { + ath10k_warn("no channel configured; ignoring frame!\n"); + return false; + } + + /* Skip mgmt frames while we handle this in WMI */ + if (status == HTT_RX_IND_MPDU_STATUS_MGMT_CTRL || + attention & RX_ATTENTION_FLAGS_MGMT_TYPE) { + ath10k_dbg(ATH10K_DBG_HTT, "htt rx mgmt ctrl\n"); + return false; + } + + if (status != HTT_RX_IND_MPDU_STATUS_OK && + status != HTT_RX_IND_MPDU_STATUS_TKIP_MIC_ERR && + status != HTT_RX_IND_MPDU_STATUS_ERR_INV_PEER && + !htt->ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx ignoring frame w/ status %d\n", + status); + return false; + } + + if (test_bit(ATH10K_CAC_RUNNING, &htt->ar->dev_flags)) { + ath10k_dbg(ATH10K_DBG_HTT, + "htt rx CAC running\n"); + return false; + } + + return true; +} + +static void ath10k_htt_rx_handler(struct ath10k_htt *htt, + struct htt_rx_indication *rx) +{ + struct ieee80211_rx_status *rx_status = &htt->rx_status; + struct htt_rx_indication_mpdu_range *mpdu_ranges; + struct htt_rx_desc *rxd; + enum htt_rx_mpdu_status status; + struct ieee80211_hdr *hdr; + int num_mpdu_ranges; + u32 attention; + int fw_desc_len; + u8 *fw_desc; + bool channel_set; + int i, j; + int ret; + + lockdep_assert_held(&htt->rx_ring.lock); + + fw_desc_len = __le16_to_cpu(rx->prefix.fw_rx_desc_bytes); + fw_desc = (u8 *)&rx->fw_desc; + + num_mpdu_ranges = MS(__le32_to_cpu(rx->hdr.info1), + HTT_RX_INDICATION_INFO1_NUM_MPDU_RANGES); + mpdu_ranges = htt_rx_ind_get_mpdu_ranges(rx); + + /* Fill this once, while this is per-ppdu */ + if (rx->ppdu.info0 & HTT_RX_INDICATION_INFO0_START_VALID) { + memset(rx_status, 0, sizeof(*rx_status)); + rx_status->signal = ATH10K_DEFAULT_NOISE_FLOOR + + rx->ppdu.combined_rssi; + } + + if (rx->ppdu.info0 & HTT_RX_INDICATION_INFO0_END_VALID) { + /* TSF available only in 32-bit */ + rx_status->mactime = __le32_to_cpu(rx->ppdu.tsf) & 0xffffffff; + rx_status->flag |= RX_FLAG_MACTIME_END; + } + + channel_set = ath10k_htt_rx_h_channel(htt->ar, rx_status); + + if (channel_set) { + ath10k_htt_rx_h_rates(htt->ar, rx_status->band, + rx->ppdu.info0, + __le32_to_cpu(rx->ppdu.info1), + __le32_to_cpu(rx->ppdu.info2), + rx_status); + } + + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt rx ind: ", + rx, sizeof(*rx) + + (sizeof(struct htt_rx_indication_mpdu_range) * + num_mpdu_ranges)); + + for (i = 0; i < num_mpdu_ranges; i++) { + status = mpdu_ranges[i].mpdu_range_status; + + for (j = 0; j < mpdu_ranges[i].mpdu_count; j++) { + struct sk_buff *msdu_head, *msdu_tail; + + msdu_head = NULL; + msdu_tail = NULL; + ret = ath10k_htt_rx_amsdu_pop(htt, + &fw_desc, + &fw_desc_len, + &msdu_head, + &msdu_tail); + + if (ret < 0) { + ath10k_warn("failed to pop amsdu from htt rx ring %d\n", + ret); + ath10k_htt_rx_free_msdu_chain(msdu_head); + continue; + } + + rxd = container_of((void *)msdu_head->data, + struct htt_rx_desc, + msdu_payload); + attention = __le32_to_cpu(rxd->attention.flags); + + if (!ath10k_htt_rx_amsdu_allowed(htt, msdu_head, + status, + channel_set, + attention)) { + ath10k_htt_rx_free_msdu_chain(msdu_head); + continue; + } + + if (ret > 0 && + ath10k_unchain_msdu(msdu_head) < 0) { + ath10k_htt_rx_free_msdu_chain(msdu_head); + continue; + } + + if (attention & RX_ATTENTION_FLAGS_FCS_ERR) + rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; + else + rx_status->flag &= ~RX_FLAG_FAILED_FCS_CRC; + + if (attention & RX_ATTENTION_FLAGS_TKIP_MIC_ERR) + rx_status->flag |= RX_FLAG_MMIC_ERROR; + else + rx_status->flag &= ~RX_FLAG_MMIC_ERROR; + + hdr = ath10k_htt_rx_skb_get_hdr(msdu_head); + + if (ath10k_htt_rx_hdr_is_amsdu(hdr)) + ath10k_htt_rx_amsdu(htt, rx_status, msdu_head); + else + ath10k_htt_rx_msdu(htt, rx_status, msdu_head); + } + } + + tasklet_schedule(&htt->rx_replenish_task); +} + +static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, + struct htt_rx_fragment_indication *frag) +{ + struct sk_buff *msdu_head, *msdu_tail; + enum htt_rx_mpdu_encrypt_type enctype; + struct htt_rx_desc *rxd; + enum rx_msdu_decap_format fmt; + struct ieee80211_rx_status *rx_status = &htt->rx_status; + struct ieee80211_hdr *hdr; + int ret; + bool tkip_mic_err; + bool decrypt_err; + u8 *fw_desc; + int fw_desc_len, hdrlen, paramlen; + int trim; + + fw_desc_len = __le16_to_cpu(frag->fw_rx_desc_bytes); + fw_desc = (u8 *)frag->fw_msdu_rx_desc; + + msdu_head = NULL; + msdu_tail = NULL; + + spin_lock_bh(&htt->rx_ring.lock); + ret = ath10k_htt_rx_amsdu_pop(htt, &fw_desc, &fw_desc_len, + &msdu_head, &msdu_tail); + spin_unlock_bh(&htt->rx_ring.lock); + + ath10k_dbg(ATH10K_DBG_HTT_DUMP, "htt rx frag ahead\n"); + + if (ret) { + ath10k_warn("failed to pop amsdu from httr rx ring for fragmented rx %d\n", + ret); + ath10k_htt_rx_free_msdu_chain(msdu_head); + return; + } + + /* FIXME: implement signal strength */ + rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; + + hdr = (struct ieee80211_hdr *)msdu_head->data; + rxd = (void *)msdu_head->data - sizeof(*rxd); + tkip_mic_err = !!(__le32_to_cpu(rxd->attention.flags) & + RX_ATTENTION_FLAGS_TKIP_MIC_ERR); + decrypt_err = !!(__le32_to_cpu(rxd->attention.flags) & + RX_ATTENTION_FLAGS_DECRYPT_ERR); + fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), + RX_MSDU_START_INFO1_DECAP_FORMAT); + + if (fmt != RX_MSDU_DECAP_RAW) { + ath10k_warn("we dont support non-raw fragmented rx yet\n"); + dev_kfree_skb_any(msdu_head); + goto end; + } + + enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), + RX_MPDU_START_INFO0_ENCRYPT_TYPE); + ath10k_htt_rx_h_protected(htt, rx_status, msdu_head, enctype, fmt, + true); + msdu_head->ip_summed = ath10k_htt_rx_get_csum_state(msdu_head); + + if (tkip_mic_err) + ath10k_warn("tkip mic error\n"); + + if (decrypt_err) { + ath10k_warn("decryption err in fragmented rx\n"); + dev_kfree_skb_any(msdu_head); + goto end; + } + + if (enctype != HTT_RX_MPDU_ENCRYPT_NONE) { + hdrlen = ieee80211_hdrlen(hdr->frame_control); + paramlen = ath10k_htt_rx_crypto_param_len(enctype); + + /* It is more efficient to move the header than the payload */ + memmove((void *)msdu_head->data + paramlen, + (void *)msdu_head->data, + hdrlen); + skb_pull(msdu_head, paramlen); + hdr = (struct ieee80211_hdr *)msdu_head->data; + } + + /* remove trailing FCS */ + trim = 4; + + /* remove crypto trailer */ + trim += ath10k_htt_rx_crypto_tail_len(enctype); + + /* last fragment of TKIP frags has MIC */ + if (!ieee80211_has_morefrags(hdr->frame_control) && + enctype == HTT_RX_MPDU_ENCRYPT_TKIP_WPA) + trim += 8; + + if (trim > msdu_head->len) { + ath10k_warn("htt rx fragment: trailer longer than the frame itself? drop\n"); + dev_kfree_skb_any(msdu_head); + goto end; + } + + skb_trim(msdu_head, msdu_head->len - trim); + + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt rx frag mpdu: ", + msdu_head->data, msdu_head->len); + ath10k_process_rx(htt->ar, rx_status, msdu_head); + +end: + if (fw_desc_len > 0) { + ath10k_dbg(ATH10K_DBG_HTT, + "expecting more fragmented rx in one indication %d\n", + fw_desc_len); + } +} + +static void ath10k_htt_rx_frm_tx_compl(struct ath10k *ar, + struct sk_buff *skb) +{ + struct ath10k_htt *htt = &ar->htt; + struct htt_resp *resp = (struct htt_resp *)skb->data; + struct htt_tx_done tx_done = {}; + int status = MS(resp->data_tx_completion.flags, HTT_DATA_TX_STATUS); + __le16 msdu_id; + int i; + + lockdep_assert_held(&htt->tx_lock); + + switch (status) { + case HTT_DATA_TX_STATUS_NO_ACK: + tx_done.no_ack = true; + break; + case HTT_DATA_TX_STATUS_OK: + break; + case HTT_DATA_TX_STATUS_DISCARD: + case HTT_DATA_TX_STATUS_POSTPONE: + case HTT_DATA_TX_STATUS_DOWNLOAD_FAIL: + tx_done.discard = true; + break; + default: + ath10k_warn("unhandled tx completion status %d\n", status); + tx_done.discard = true; + break; + } + + ath10k_dbg(ATH10K_DBG_HTT, "htt tx completion num_msdus %d\n", + resp->data_tx_completion.num_msdus); + + for (i = 0; i < resp->data_tx_completion.num_msdus; i++) { + msdu_id = resp->data_tx_completion.msdus[i]; + tx_done.msdu_id = __le16_to_cpu(msdu_id); + ath10k_txrx_tx_unref(htt, &tx_done); + } +} + +void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) +{ + struct ath10k_htt *htt = &ar->htt; + struct htt_resp *resp = (struct htt_resp *)skb->data; + + /* confirm alignment */ + if (!IS_ALIGNED((unsigned long)skb->data, 4)) + ath10k_warn("unaligned htt message, expect trouble\n"); + + ath10k_dbg(ATH10K_DBG_HTT, "htt rx, msg_type: 0x%0X\n", + resp->hdr.msg_type); + switch (resp->hdr.msg_type) { + case HTT_T2H_MSG_TYPE_VERSION_CONF: { + htt->target_version_major = resp->ver_resp.major; + htt->target_version_minor = resp->ver_resp.minor; + complete(&htt->target_version_received); + break; + } + case HTT_T2H_MSG_TYPE_RX_IND: + spin_lock_bh(&htt->rx_ring.lock); + __skb_queue_tail(&htt->rx_compl_q, skb); + spin_unlock_bh(&htt->rx_ring.lock); + tasklet_schedule(&htt->txrx_compl_task); + return; + case HTT_T2H_MSG_TYPE_PEER_MAP: { + struct htt_peer_map_event ev = { + .vdev_id = resp->peer_map.vdev_id, + .peer_id = __le16_to_cpu(resp->peer_map.peer_id), + }; + memcpy(ev.addr, resp->peer_map.addr, sizeof(ev.addr)); + ath10k_peer_map_event(htt, &ev); + break; + } + case HTT_T2H_MSG_TYPE_PEER_UNMAP: { + struct htt_peer_unmap_event ev = { + .peer_id = __le16_to_cpu(resp->peer_unmap.peer_id), + }; + ath10k_peer_unmap_event(htt, &ev); + break; + } + case HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION: { + struct htt_tx_done tx_done = {}; + int status = __le32_to_cpu(resp->mgmt_tx_completion.status); + + tx_done.msdu_id = + __le32_to_cpu(resp->mgmt_tx_completion.desc_id); + + switch (status) { + case HTT_MGMT_TX_STATUS_OK: + break; + case HTT_MGMT_TX_STATUS_RETRY: + tx_done.no_ack = true; + break; + case HTT_MGMT_TX_STATUS_DROP: + tx_done.discard = true; + break; + } + + spin_lock_bh(&htt->tx_lock); + ath10k_txrx_tx_unref(htt, &tx_done); + spin_unlock_bh(&htt->tx_lock); + break; + } + case HTT_T2H_MSG_TYPE_TX_COMPL_IND: + spin_lock_bh(&htt->tx_lock); + __skb_queue_tail(&htt->tx_compl_q, skb); + spin_unlock_bh(&htt->tx_lock); + tasklet_schedule(&htt->txrx_compl_task); + return; + case HTT_T2H_MSG_TYPE_SEC_IND: { + struct ath10k *ar = htt->ar; + struct htt_security_indication *ev = &resp->security_indication; + + ath10k_dbg(ATH10K_DBG_HTT, + "sec ind peer_id %d unicast %d type %d\n", + __le16_to_cpu(ev->peer_id), + !!(ev->flags & HTT_SECURITY_IS_UNICAST), + MS(ev->flags, HTT_SECURITY_TYPE)); + complete(&ar->install_key_done); + break; + } + case HTT_T2H_MSG_TYPE_RX_FRAG_IND: { + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt event: ", + skb->data, skb->len); + ath10k_htt_rx_frag_handler(htt, &resp->rx_frag_ind); + break; + } + case HTT_T2H_MSG_TYPE_TEST: + /* FIX THIS */ + break; + case HTT_T2H_MSG_TYPE_STATS_CONF: + trace_ath10k_htt_stats(skb->data, skb->len); + break; + case HTT_T2H_MSG_TYPE_TX_INSPECT_IND: + case HTT_T2H_MSG_TYPE_RX_ADDBA: + case HTT_T2H_MSG_TYPE_RX_DELBA: + case HTT_T2H_MSG_TYPE_RX_FLUSH: + default: + ath10k_dbg(ATH10K_DBG_HTT, "htt event (%d) not handled\n", + resp->hdr.msg_type); + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt event: ", + skb->data, skb->len); + break; + }; + + /* Free the indication buffer */ + dev_kfree_skb_any(skb); +} + +static void ath10k_htt_txrx_compl_task(unsigned long ptr) +{ + struct ath10k_htt *htt = (struct ath10k_htt *)ptr; + struct htt_resp *resp; + struct sk_buff *skb; + + spin_lock_bh(&htt->tx_lock); + while ((skb = __skb_dequeue(&htt->tx_compl_q))) { + ath10k_htt_rx_frm_tx_compl(htt->ar, skb); + dev_kfree_skb_any(skb); + } + spin_unlock_bh(&htt->tx_lock); + + spin_lock_bh(&htt->rx_ring.lock); + while ((skb = __skb_dequeue(&htt->rx_compl_q))) { + resp = (struct htt_resp *)skb->data; + ath10k_htt_rx_handler(htt, &resp->rx_ind); + dev_kfree_skb_any(skb); + } + spin_unlock_bh(&htt->rx_ring.lock); +} diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c new file mode 100644 index 00000000000..7064354d1f4 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -0,0 +1,541 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/etherdevice.h> +#include "htt.h" +#include "mac.h" +#include "hif.h" +#include "txrx.h" +#include "debug.h" + +void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt) +{ + htt->num_pending_tx--; + if (htt->num_pending_tx == htt->max_num_pending_tx - 1) + ieee80211_wake_queues(htt->ar->hw); +} + +static void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt) +{ + spin_lock_bh(&htt->tx_lock); + __ath10k_htt_tx_dec_pending(htt); + spin_unlock_bh(&htt->tx_lock); +} + +static int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt) +{ + int ret = 0; + + spin_lock_bh(&htt->tx_lock); + + if (htt->num_pending_tx >= htt->max_num_pending_tx) { + ret = -EBUSY; + goto exit; + } + + htt->num_pending_tx++; + if (htt->num_pending_tx == htt->max_num_pending_tx) + ieee80211_stop_queues(htt->ar->hw); + +exit: + spin_unlock_bh(&htt->tx_lock); + return ret; +} + +int ath10k_htt_tx_alloc_msdu_id(struct ath10k_htt *htt) +{ + int msdu_id; + + lockdep_assert_held(&htt->tx_lock); + + msdu_id = find_first_zero_bit(htt->used_msdu_ids, + htt->max_num_pending_tx); + if (msdu_id == htt->max_num_pending_tx) + return -ENOBUFS; + + ath10k_dbg(ATH10K_DBG_HTT, "htt tx alloc msdu_id %d\n", msdu_id); + __set_bit(msdu_id, htt->used_msdu_ids); + return msdu_id; +} + +void ath10k_htt_tx_free_msdu_id(struct ath10k_htt *htt, u16 msdu_id) +{ + lockdep_assert_held(&htt->tx_lock); + + if (!test_bit(msdu_id, htt->used_msdu_ids)) + ath10k_warn("trying to free unallocated msdu_id %d\n", msdu_id); + + ath10k_dbg(ATH10K_DBG_HTT, "htt tx free msdu_id %hu\n", msdu_id); + __clear_bit(msdu_id, htt->used_msdu_ids); +} + +int ath10k_htt_tx_alloc(struct ath10k_htt *htt) +{ + spin_lock_init(&htt->tx_lock); + init_waitqueue_head(&htt->empty_tx_wq); + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, htt->ar->fw_features)) + htt->max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC; + else + htt->max_num_pending_tx = TARGET_NUM_MSDU_DESC; + + ath10k_dbg(ATH10K_DBG_BOOT, "htt tx max num pending tx %d\n", + htt->max_num_pending_tx); + + htt->pending_tx = kzalloc(sizeof(*htt->pending_tx) * + htt->max_num_pending_tx, GFP_KERNEL); + if (!htt->pending_tx) + return -ENOMEM; + + htt->used_msdu_ids = kzalloc(sizeof(unsigned long) * + BITS_TO_LONGS(htt->max_num_pending_tx), + GFP_KERNEL); + if (!htt->used_msdu_ids) { + kfree(htt->pending_tx); + return -ENOMEM; + } + + htt->tx_pool = dma_pool_create("ath10k htt tx pool", htt->ar->dev, + sizeof(struct ath10k_htt_txbuf), 4, 0); + if (!htt->tx_pool) { + kfree(htt->used_msdu_ids); + kfree(htt->pending_tx); + return -ENOMEM; + } + + return 0; +} + +static void ath10k_htt_tx_free_pending(struct ath10k_htt *htt) +{ + struct htt_tx_done tx_done = {0}; + int msdu_id; + + spin_lock_bh(&htt->tx_lock); + for (msdu_id = 0; msdu_id < htt->max_num_pending_tx; msdu_id++) { + if (!test_bit(msdu_id, htt->used_msdu_ids)) + continue; + + ath10k_dbg(ATH10K_DBG_HTT, "force cleanup msdu_id %hu\n", + msdu_id); + + tx_done.discard = 1; + tx_done.msdu_id = msdu_id; + + ath10k_txrx_tx_unref(htt, &tx_done); + } + spin_unlock_bh(&htt->tx_lock); +} + +void ath10k_htt_tx_free(struct ath10k_htt *htt) +{ + ath10k_htt_tx_free_pending(htt); + kfree(htt->pending_tx); + kfree(htt->used_msdu_ids); + dma_pool_destroy(htt->tx_pool); + return; +} + +void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb) +{ + dev_kfree_skb_any(skb); +} + +int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt) +{ + struct sk_buff *skb; + struct htt_cmd *cmd; + int len = 0; + int ret; + + len += sizeof(cmd->hdr); + len += sizeof(cmd->ver_req); + + skb = ath10k_htc_alloc_skb(len); + if (!skb) + return -ENOMEM; + + skb_put(skb, len); + cmd = (struct htt_cmd *)skb->data; + cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_VERSION_REQ; + + ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + return 0; +} + +int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie) +{ + struct htt_stats_req *req; + struct sk_buff *skb; + struct htt_cmd *cmd; + int len = 0, ret; + + len += sizeof(cmd->hdr); + len += sizeof(cmd->stats_req); + + skb = ath10k_htc_alloc_skb(len); + if (!skb) + return -ENOMEM; + + skb_put(skb, len); + cmd = (struct htt_cmd *)skb->data; + cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_STATS_REQ; + + req = &cmd->stats_req; + + memset(req, 0, sizeof(*req)); + + /* currently we support only max 8 bit masks so no need to worry + * about endian support */ + req->upload_types[0] = mask; + req->reset_types[0] = mask; + req->stat_type = HTT_STATS_REQ_CFG_STAT_TYPE_INVALID; + req->cookie_lsb = cpu_to_le32(cookie & 0xffffffff); + req->cookie_msb = cpu_to_le32((cookie & 0xffffffff00000000ULL) >> 32); + + ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); + if (ret) { + ath10k_warn("failed to send htt type stats request: %d", ret); + dev_kfree_skb_any(skb); + return ret; + } + + return 0; +} + +int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt) +{ + struct sk_buff *skb; + struct htt_cmd *cmd; + struct htt_rx_ring_setup_ring *ring; + const int num_rx_ring = 1; + u16 flags; + u32 fw_idx; + int len; + int ret; + + /* + * the HW expects the buffer to be an integral number of 4-byte + * "words" + */ + BUILD_BUG_ON(!IS_ALIGNED(HTT_RX_BUF_SIZE, 4)); + BUILD_BUG_ON((HTT_RX_BUF_SIZE & HTT_MAX_CACHE_LINE_SIZE_MASK) != 0); + + len = sizeof(cmd->hdr) + sizeof(cmd->rx_setup.hdr) + + (sizeof(*ring) * num_rx_ring); + skb = ath10k_htc_alloc_skb(len); + if (!skb) + return -ENOMEM; + + skb_put(skb, len); + + cmd = (struct htt_cmd *)skb->data; + ring = &cmd->rx_setup.rings[0]; + + cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_RX_RING_CFG; + cmd->rx_setup.hdr.num_rings = 1; + + /* FIXME: do we need all of this? */ + flags = 0; + flags |= HTT_RX_RING_FLAGS_MAC80211_HDR; + flags |= HTT_RX_RING_FLAGS_MSDU_PAYLOAD; + flags |= HTT_RX_RING_FLAGS_PPDU_START; + flags |= HTT_RX_RING_FLAGS_PPDU_END; + flags |= HTT_RX_RING_FLAGS_MPDU_START; + flags |= HTT_RX_RING_FLAGS_MPDU_END; + flags |= HTT_RX_RING_FLAGS_MSDU_START; + flags |= HTT_RX_RING_FLAGS_MSDU_END; + flags |= HTT_RX_RING_FLAGS_RX_ATTENTION; + flags |= HTT_RX_RING_FLAGS_FRAG_INFO; + flags |= HTT_RX_RING_FLAGS_UNICAST_RX; + flags |= HTT_RX_RING_FLAGS_MULTICAST_RX; + flags |= HTT_RX_RING_FLAGS_CTRL_RX; + flags |= HTT_RX_RING_FLAGS_MGMT_RX; + flags |= HTT_RX_RING_FLAGS_NULL_RX; + flags |= HTT_RX_RING_FLAGS_PHY_DATA_RX; + + fw_idx = __le32_to_cpu(*htt->rx_ring.alloc_idx.vaddr); + + ring->fw_idx_shadow_reg_paddr = + __cpu_to_le32(htt->rx_ring.alloc_idx.paddr); + ring->rx_ring_base_paddr = __cpu_to_le32(htt->rx_ring.base_paddr); + ring->rx_ring_len = __cpu_to_le16(htt->rx_ring.size); + ring->rx_ring_bufsize = __cpu_to_le16(HTT_RX_BUF_SIZE); + ring->flags = __cpu_to_le16(flags); + ring->fw_idx_init_val = __cpu_to_le16(fw_idx); + +#define desc_offset(x) (offsetof(struct htt_rx_desc, x) / 4) + + ring->mac80211_hdr_offset = __cpu_to_le16(desc_offset(rx_hdr_status)); + ring->msdu_payload_offset = __cpu_to_le16(desc_offset(msdu_payload)); + ring->ppdu_start_offset = __cpu_to_le16(desc_offset(ppdu_start)); + ring->ppdu_end_offset = __cpu_to_le16(desc_offset(ppdu_end)); + ring->mpdu_start_offset = __cpu_to_le16(desc_offset(mpdu_start)); + ring->mpdu_end_offset = __cpu_to_le16(desc_offset(mpdu_end)); + ring->msdu_start_offset = __cpu_to_le16(desc_offset(msdu_start)); + ring->msdu_end_offset = __cpu_to_le16(desc_offset(msdu_end)); + ring->rx_attention_offset = __cpu_to_le16(desc_offset(attention)); + ring->frag_info_offset = __cpu_to_le16(desc_offset(frag_info)); + +#undef desc_offset + + ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + return 0; +} + +int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) +{ + struct device *dev = htt->ar->dev; + struct sk_buff *txdesc = NULL; + struct htt_cmd *cmd; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); + u8 vdev_id = skb_cb->vdev_id; + int len = 0; + int msdu_id = -1; + int res; + + + res = ath10k_htt_tx_inc_pending(htt); + if (res) + goto err; + + len += sizeof(cmd->hdr); + len += sizeof(cmd->mgmt_tx); + + spin_lock_bh(&htt->tx_lock); + res = ath10k_htt_tx_alloc_msdu_id(htt); + if (res < 0) { + spin_unlock_bh(&htt->tx_lock); + goto err_tx_dec; + } + msdu_id = res; + htt->pending_tx[msdu_id] = msdu; + spin_unlock_bh(&htt->tx_lock); + + txdesc = ath10k_htc_alloc_skb(len); + if (!txdesc) { + res = -ENOMEM; + goto err_free_msdu_id; + } + + skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len, + DMA_TO_DEVICE); + res = dma_mapping_error(dev, skb_cb->paddr); + if (res) + goto err_free_txdesc; + + skb_put(txdesc, len); + cmd = (struct htt_cmd *)txdesc->data; + cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_MGMT_TX; + cmd->mgmt_tx.msdu_paddr = __cpu_to_le32(ATH10K_SKB_CB(msdu)->paddr); + cmd->mgmt_tx.len = __cpu_to_le32(msdu->len); + cmd->mgmt_tx.desc_id = __cpu_to_le32(msdu_id); + cmd->mgmt_tx.vdev_id = __cpu_to_le32(vdev_id); + memcpy(cmd->mgmt_tx.hdr, msdu->data, + min_t(int, msdu->len, HTT_MGMT_FRM_HDR_DOWNLOAD_LEN)); + + skb_cb->htt.txbuf = NULL; + + res = ath10k_htc_send(&htt->ar->htc, htt->eid, txdesc); + if (res) + goto err_unmap_msdu; + + return 0; + +err_unmap_msdu: + dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); +err_free_txdesc: + dev_kfree_skb_any(txdesc); +err_free_msdu_id: + spin_lock_bh(&htt->tx_lock); + htt->pending_tx[msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, msdu_id); + spin_unlock_bh(&htt->tx_lock); +err_tx_dec: + ath10k_htt_tx_dec_pending(htt); +err: + return res; +} + +int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) +{ + struct device *dev = htt->ar->dev; + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); + struct ath10k_hif_sg_item sg_items[2]; + struct htt_data_tx_desc_frag *frags; + u8 vdev_id = skb_cb->vdev_id; + u8 tid = skb_cb->htt.tid; + int prefetch_len; + int res; + u8 flags0 = 0; + u16 msdu_id, flags1 = 0; + dma_addr_t paddr; + u32 frags_paddr; + bool use_frags; + + res = ath10k_htt_tx_inc_pending(htt); + if (res) + goto err; + + spin_lock_bh(&htt->tx_lock); + res = ath10k_htt_tx_alloc_msdu_id(htt); + if (res < 0) { + spin_unlock_bh(&htt->tx_lock); + goto err_tx_dec; + } + msdu_id = res; + htt->pending_tx[msdu_id] = msdu; + spin_unlock_bh(&htt->tx_lock); + + prefetch_len = min(htt->prefetch_len, msdu->len); + prefetch_len = roundup(prefetch_len, 4); + + /* Since HTT 3.0 there is no separate mgmt tx command. However in case + * of mgmt tx using TX_FRM there is not tx fragment list. Instead of tx + * fragment list host driver specifies directly frame pointer. */ + use_frags = htt->target_version_major < 3 || + !ieee80211_is_mgmt(hdr->frame_control); + + skb_cb->htt.txbuf = dma_pool_alloc(htt->tx_pool, GFP_ATOMIC, + &paddr); + if (!skb_cb->htt.txbuf) + goto err_free_msdu_id; + skb_cb->htt.txbuf_paddr = paddr; + + skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len, + DMA_TO_DEVICE); + res = dma_mapping_error(dev, skb_cb->paddr); + if (res) + goto err_free_txbuf; + + if (likely(use_frags)) { + frags = skb_cb->htt.txbuf->frags; + + frags[0].paddr = __cpu_to_le32(skb_cb->paddr); + frags[0].len = __cpu_to_le32(msdu->len); + frags[1].paddr = 0; + frags[1].len = 0; + + flags0 |= SM(ATH10K_HW_TXRX_NATIVE_WIFI, + HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE); + + frags_paddr = skb_cb->htt.txbuf_paddr; + } else { + flags0 |= SM(ATH10K_HW_TXRX_MGMT, + HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE); + + frags_paddr = skb_cb->paddr; + } + + /* Normally all commands go through HTC which manages tx credits for + * each endpoint and notifies when tx is completed. + * + * HTT endpoint is creditless so there's no need to care about HTC + * flags. In that case it is trivial to fill the HTC header here. + * + * MSDU transmission is considered completed upon HTT event. This + * implies no relevant resources can be freed until after the event is + * received. That's why HTC tx completion handler itself is ignored by + * setting NULL to transfer_context for all sg items. + * + * There is simply no point in pushing HTT TX_FRM through HTC tx path + * as it's a waste of resources. By bypassing HTC it is possible to + * avoid extra memory allocations, compress data structures and thus + * improve performance. */ + + skb_cb->htt.txbuf->htc_hdr.eid = htt->eid; + skb_cb->htt.txbuf->htc_hdr.len = __cpu_to_le16( + sizeof(skb_cb->htt.txbuf->cmd_hdr) + + sizeof(skb_cb->htt.txbuf->cmd_tx) + + prefetch_len); + skb_cb->htt.txbuf->htc_hdr.flags = 0; + + if (!ieee80211_has_protected(hdr->frame_control)) + flags0 |= HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT; + + flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT; + + flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID); + flags1 |= SM((u16)tid, HTT_DATA_TX_DESC_FLAGS1_EXT_TID); + flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD; + flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD; + + skb_cb->htt.txbuf->cmd_hdr.msg_type = HTT_H2T_MSG_TYPE_TX_FRM; + skb_cb->htt.txbuf->cmd_tx.flags0 = flags0; + skb_cb->htt.txbuf->cmd_tx.flags1 = __cpu_to_le16(flags1); + skb_cb->htt.txbuf->cmd_tx.len = __cpu_to_le16(msdu->len); + skb_cb->htt.txbuf->cmd_tx.id = __cpu_to_le16(msdu_id); + skb_cb->htt.txbuf->cmd_tx.frags_paddr = __cpu_to_le32(frags_paddr); + skb_cb->htt.txbuf->cmd_tx.peerid = __cpu_to_le32(HTT_INVALID_PEERID); + + ath10k_dbg(ATH10K_DBG_HTT, + "htt tx flags0 %hhu flags1 %hu len %d id %hu frags_paddr %08x, msdu_paddr %08x vdev %hhu tid %hhu\n", + flags0, flags1, msdu->len, msdu_id, frags_paddr, + (u32)skb_cb->paddr, vdev_id, tid); + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt tx msdu: ", + msdu->data, msdu->len); + + sg_items[0].transfer_id = 0; + sg_items[0].transfer_context = NULL; + sg_items[0].vaddr = &skb_cb->htt.txbuf->htc_hdr; + sg_items[0].paddr = skb_cb->htt.txbuf_paddr + + sizeof(skb_cb->htt.txbuf->frags); + sg_items[0].len = sizeof(skb_cb->htt.txbuf->htc_hdr) + + sizeof(skb_cb->htt.txbuf->cmd_hdr) + + sizeof(skb_cb->htt.txbuf->cmd_tx); + + sg_items[1].transfer_id = 0; + sg_items[1].transfer_context = NULL; + sg_items[1].vaddr = msdu->data; + sg_items[1].paddr = skb_cb->paddr; + sg_items[1].len = prefetch_len; + + res = ath10k_hif_tx_sg(htt->ar, + htt->ar->htc.endpoint[htt->eid].ul_pipe_id, + sg_items, ARRAY_SIZE(sg_items)); + if (res) + goto err_unmap_msdu; + + return 0; + +err_unmap_msdu: + dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); +err_free_txbuf: + dma_pool_free(htt->tx_pool, + skb_cb->htt.txbuf, + skb_cb->htt.txbuf_paddr); +err_free_msdu_id: + spin_lock_bh(&htt->tx_lock); + htt->pending_tx[msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, msdu_id); + spin_unlock_bh(&htt->tx_lock); +err_tx_dec: + ath10k_htt_tx_dec_pending(htt); +err: + return res; +} diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h new file mode 100644 index 00000000000..007e855f4ba --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -0,0 +1,364 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HW_H_ +#define _HW_H_ + +#include "targaddrs.h" + +/* QCA988X 1.0 definitions (unsupported) */ +#define QCA988X_HW_1_0_CHIP_ID_REV 0x0 + +/* QCA988X 2.0 definitions */ +#define QCA988X_HW_2_0_VERSION 0x4100016c +#define QCA988X_HW_2_0_CHIP_ID_REV 0x2 +#define QCA988X_HW_2_0_FW_DIR "ath10k/QCA988X/hw2.0" +#define QCA988X_HW_2_0_FW_FILE "firmware.bin" +#define QCA988X_HW_2_0_FW_2_FILE "firmware-2.bin" +#define QCA988X_HW_2_0_OTP_FILE "otp.bin" +#define QCA988X_HW_2_0_BOARD_DATA_FILE "board.bin" +#define QCA988X_HW_2_0_PATCH_LOAD_ADDR 0x1234 + +#define ATH10K_FW_API2_FILE "firmware-2.bin" + +/* includes also the null byte */ +#define ATH10K_FIRMWARE_MAGIC "QCA-ATH10K" + +struct ath10k_fw_ie { + __le32 id; + __le32 len; + u8 data[0]; +}; + +enum ath10k_fw_ie_type { + ATH10K_FW_IE_FW_VERSION = 0, + ATH10K_FW_IE_TIMESTAMP = 1, + ATH10K_FW_IE_FEATURES = 2, + ATH10K_FW_IE_FW_IMAGE = 3, + ATH10K_FW_IE_OTP_IMAGE = 4, +}; + +/* Known pecularities: + * - current FW doesn't support raw rx mode (last tested v599) + * - current FW dumps upon raw tx mode (last tested v599) + * - raw appears in nwifi decap, raw and nwifi appear in ethernet decap + * - raw have FCS, nwifi doesn't + * - ethernet frames have 802.11 header decapped and parts (base hdr, cipher + * param, llc/snap) are aligned to 4byte boundaries each */ +enum ath10k_hw_txrx_mode { + ATH10K_HW_TXRX_RAW = 0, + ATH10K_HW_TXRX_NATIVE_WIFI = 1, + ATH10K_HW_TXRX_ETHERNET = 2, + + /* Valid for HTT >= 3.0. Used for management frames in TX_FRM. */ + ATH10K_HW_TXRX_MGMT = 3, +}; + +enum ath10k_mcast2ucast_mode { + ATH10K_MCAST2UCAST_DISABLED = 0, + ATH10K_MCAST2UCAST_ENABLED = 1, +}; + +/* Target specific defines for MAIN firmware */ +#define TARGET_NUM_VDEVS 8 +#define TARGET_NUM_PEER_AST 2 +#define TARGET_NUM_WDS_ENTRIES 32 +#define TARGET_DMA_BURST_SIZE 0 +#define TARGET_MAC_AGGR_DELIM 0 +#define TARGET_AST_SKID_LIMIT 16 +#define TARGET_NUM_PEERS 16 +#define TARGET_NUM_OFFLOAD_PEERS 0 +#define TARGET_NUM_OFFLOAD_REORDER_BUFS 0 +#define TARGET_NUM_PEER_KEYS 2 +#define TARGET_NUM_TIDS (2 * ((TARGET_NUM_PEERS) + (TARGET_NUM_VDEVS))) +#define TARGET_TX_CHAIN_MASK (BIT(0) | BIT(1) | BIT(2)) +#define TARGET_RX_CHAIN_MASK (BIT(0) | BIT(1) | BIT(2)) +#define TARGET_RX_TIMEOUT_LO_PRI 100 +#define TARGET_RX_TIMEOUT_HI_PRI 40 + +/* Native Wifi decap mode is used to align IP frames to 4-byte boundaries and + * avoid a very expensive re-alignment in mac80211. */ +#define TARGET_RX_DECAP_MODE ATH10K_HW_TXRX_NATIVE_WIFI + +#define TARGET_SCAN_MAX_PENDING_REQS 4 +#define TARGET_BMISS_OFFLOAD_MAX_VDEV 3 +#define TARGET_ROAM_OFFLOAD_MAX_VDEV 3 +#define TARGET_ROAM_OFFLOAD_MAX_AP_PROFILES 8 +#define TARGET_GTK_OFFLOAD_MAX_VDEV 3 +#define TARGET_NUM_MCAST_GROUPS 0 +#define TARGET_NUM_MCAST_TABLE_ELEMS 0 +#define TARGET_MCAST2UCAST_MODE ATH10K_MCAST2UCAST_DISABLED +#define TARGET_TX_DBG_LOG_SIZE 1024 +#define TARGET_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK 0 +#define TARGET_VOW_CONFIG 0 +#define TARGET_NUM_MSDU_DESC (1024 + 400) +#define TARGET_MAX_FRAG_ENTRIES 0 + +/* Target specific defines for 10.X firmware */ +#define TARGET_10X_NUM_VDEVS 16 +#define TARGET_10X_NUM_PEER_AST 2 +#define TARGET_10X_NUM_WDS_ENTRIES 32 +#define TARGET_10X_DMA_BURST_SIZE 0 +#define TARGET_10X_MAC_AGGR_DELIM 0 +#define TARGET_10X_AST_SKID_LIMIT 16 +#define TARGET_10X_NUM_PEERS (128 + (TARGET_10X_NUM_VDEVS)) +#define TARGET_10X_NUM_PEERS_MAX 128 +#define TARGET_10X_NUM_OFFLOAD_PEERS 0 +#define TARGET_10X_NUM_OFFLOAD_REORDER_BUFS 0 +#define TARGET_10X_NUM_PEER_KEYS 2 +#define TARGET_10X_NUM_TIDS 256 +#define TARGET_10X_TX_CHAIN_MASK (BIT(0) | BIT(1) | BIT(2)) +#define TARGET_10X_RX_CHAIN_MASK (BIT(0) | BIT(1) | BIT(2)) +#define TARGET_10X_RX_TIMEOUT_LO_PRI 100 +#define TARGET_10X_RX_TIMEOUT_HI_PRI 40 +#define TARGET_10X_RX_DECAP_MODE ATH10K_HW_TXRX_NATIVE_WIFI +#define TARGET_10X_SCAN_MAX_PENDING_REQS 4 +#define TARGET_10X_BMISS_OFFLOAD_MAX_VDEV 2 +#define TARGET_10X_ROAM_OFFLOAD_MAX_VDEV 2 +#define TARGET_10X_ROAM_OFFLOAD_MAX_AP_PROFILES 8 +#define TARGET_10X_GTK_OFFLOAD_MAX_VDEV 3 +#define TARGET_10X_NUM_MCAST_GROUPS 0 +#define TARGET_10X_NUM_MCAST_TABLE_ELEMS 0 +#define TARGET_10X_MCAST2UCAST_MODE ATH10K_MCAST2UCAST_DISABLED +#define TARGET_10X_TX_DBG_LOG_SIZE 1024 +#define TARGET_10X_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK 1 +#define TARGET_10X_VOW_CONFIG 0 +#define TARGET_10X_NUM_MSDU_DESC (1024 + 400) +#define TARGET_10X_MAX_FRAG_ENTRIES 0 + +/* Number of Copy Engines supported */ +#define CE_COUNT 8 + +/* + * Total number of PCIe MSI interrupts requested for all interrupt sources. + * PCIe standard forces this to be a power of 2. + * Some Host OS's limit MSI requests that can be granted to 8 + * so for now we abide by this limit and avoid requesting more + * than that. + */ +#define MSI_NUM_REQUEST_LOG2 3 +#define MSI_NUM_REQUEST (1<<MSI_NUM_REQUEST_LOG2) + +/* + * Granted MSIs are assigned as follows: + * Firmware uses the first + * Remaining MSIs, if any, are used by Copy Engines + * This mapping is known to both Target firmware and Host software. + * It may be changed as long as Host and Target are kept in sync. + */ +/* MSI for firmware (errors, etc.) */ +#define MSI_ASSIGN_FW 0 + +/* MSIs for Copy Engines */ +#define MSI_ASSIGN_CE_INITIAL 1 +#define MSI_ASSIGN_CE_MAX 7 + +/* as of IP3.7.1 */ +#define RTC_STATE_V_ON 3 + +#define RTC_STATE_COLD_RESET_MASK 0x00000400 +#define RTC_STATE_V_LSB 0 +#define RTC_STATE_V_MASK 0x00000007 +#define RTC_STATE_ADDRESS 0x0000 +#define PCIE_SOC_WAKE_V_MASK 0x00000001 +#define PCIE_SOC_WAKE_ADDRESS 0x0004 +#define PCIE_SOC_WAKE_RESET 0x00000000 +#define SOC_GLOBAL_RESET_ADDRESS 0x0008 + +#define RTC_SOC_BASE_ADDRESS 0x00004000 +#define RTC_WMAC_BASE_ADDRESS 0x00005000 +#define MAC_COEX_BASE_ADDRESS 0x00006000 +#define BT_COEX_BASE_ADDRESS 0x00007000 +#define SOC_PCIE_BASE_ADDRESS 0x00008000 +#define SOC_CORE_BASE_ADDRESS 0x00009000 +#define WLAN_UART_BASE_ADDRESS 0x0000c000 +#define WLAN_SI_BASE_ADDRESS 0x00010000 +#define WLAN_GPIO_BASE_ADDRESS 0x00014000 +#define WLAN_ANALOG_INTF_BASE_ADDRESS 0x0001c000 +#define WLAN_MAC_BASE_ADDRESS 0x00020000 +#define EFUSE_BASE_ADDRESS 0x00030000 +#define FPGA_REG_BASE_ADDRESS 0x00039000 +#define WLAN_UART2_BASE_ADDRESS 0x00054c00 +#define CE_WRAPPER_BASE_ADDRESS 0x00057000 +#define CE0_BASE_ADDRESS 0x00057400 +#define CE1_BASE_ADDRESS 0x00057800 +#define CE2_BASE_ADDRESS 0x00057c00 +#define CE3_BASE_ADDRESS 0x00058000 +#define CE4_BASE_ADDRESS 0x00058400 +#define CE5_BASE_ADDRESS 0x00058800 +#define CE6_BASE_ADDRESS 0x00058c00 +#define CE7_BASE_ADDRESS 0x00059000 +#define DBI_BASE_ADDRESS 0x00060000 +#define WLAN_ANALOG_INTF_PCIE_BASE_ADDRESS 0x0006c000 +#define PCIE_LOCAL_BASE_ADDRESS 0x00080000 + +#define SOC_RESET_CONTROL_ADDRESS 0x00000000 +#define SOC_RESET_CONTROL_OFFSET 0x00000000 +#define SOC_RESET_CONTROL_SI0_RST_MASK 0x00000001 +#define SOC_RESET_CONTROL_CE_RST_MASK 0x00040000 +#define SOC_RESET_CONTROL_CPU_WARM_RST_MASK 0x00000040 +#define SOC_CPU_CLOCK_OFFSET 0x00000020 +#define SOC_CPU_CLOCK_STANDARD_LSB 0 +#define SOC_CPU_CLOCK_STANDARD_MASK 0x00000003 +#define SOC_CLOCK_CONTROL_OFFSET 0x00000028 +#define SOC_CLOCK_CONTROL_SI0_CLK_MASK 0x00000001 +#define SOC_SYSTEM_SLEEP_OFFSET 0x000000c4 +#define SOC_LPO_CAL_OFFSET 0x000000e0 +#define SOC_LPO_CAL_ENABLE_LSB 20 +#define SOC_LPO_CAL_ENABLE_MASK 0x00100000 +#define SOC_LF_TIMER_CONTROL0_ADDRESS 0x00000050 +#define SOC_LF_TIMER_CONTROL0_ENABLE_MASK 0x00000004 + +#define SOC_CHIP_ID_ADDRESS 0x000000ec +#define SOC_CHIP_ID_REV_LSB 8 +#define SOC_CHIP_ID_REV_MASK 0x00000f00 + +#define WLAN_RESET_CONTROL_COLD_RST_MASK 0x00000008 +#define WLAN_RESET_CONTROL_WARM_RST_MASK 0x00000004 +#define WLAN_SYSTEM_SLEEP_DISABLE_LSB 0 +#define WLAN_SYSTEM_SLEEP_DISABLE_MASK 0x00000001 + +#define WLAN_GPIO_PIN0_ADDRESS 0x00000028 +#define WLAN_GPIO_PIN0_CONFIG_MASK 0x00007800 +#define WLAN_GPIO_PIN1_ADDRESS 0x0000002c +#define WLAN_GPIO_PIN1_CONFIG_MASK 0x00007800 +#define WLAN_GPIO_PIN10_ADDRESS 0x00000050 +#define WLAN_GPIO_PIN11_ADDRESS 0x00000054 +#define WLAN_GPIO_PIN12_ADDRESS 0x00000058 +#define WLAN_GPIO_PIN13_ADDRESS 0x0000005c + +#define CLOCK_GPIO_OFFSET 0xffffffff +#define CLOCK_GPIO_BT_CLK_OUT_EN_LSB 0 +#define CLOCK_GPIO_BT_CLK_OUT_EN_MASK 0 + +#define SI_CONFIG_OFFSET 0x00000000 +#define SI_CONFIG_BIDIR_OD_DATA_LSB 18 +#define SI_CONFIG_BIDIR_OD_DATA_MASK 0x00040000 +#define SI_CONFIG_I2C_LSB 16 +#define SI_CONFIG_I2C_MASK 0x00010000 +#define SI_CONFIG_POS_SAMPLE_LSB 7 +#define SI_CONFIG_POS_SAMPLE_MASK 0x00000080 +#define SI_CONFIG_INACTIVE_DATA_LSB 5 +#define SI_CONFIG_INACTIVE_DATA_MASK 0x00000020 +#define SI_CONFIG_INACTIVE_CLK_LSB 4 +#define SI_CONFIG_INACTIVE_CLK_MASK 0x00000010 +#define SI_CONFIG_DIVIDER_LSB 0 +#define SI_CONFIG_DIVIDER_MASK 0x0000000f +#define SI_CS_OFFSET 0x00000004 +#define SI_CS_DONE_ERR_MASK 0x00000400 +#define SI_CS_DONE_INT_MASK 0x00000200 +#define SI_CS_START_LSB 8 +#define SI_CS_START_MASK 0x00000100 +#define SI_CS_RX_CNT_LSB 4 +#define SI_CS_RX_CNT_MASK 0x000000f0 +#define SI_CS_TX_CNT_LSB 0 +#define SI_CS_TX_CNT_MASK 0x0000000f + +#define SI_TX_DATA0_OFFSET 0x00000008 +#define SI_TX_DATA1_OFFSET 0x0000000c +#define SI_RX_DATA0_OFFSET 0x00000010 +#define SI_RX_DATA1_OFFSET 0x00000014 + +#define CORE_CTRL_CPU_INTR_MASK 0x00002000 +#define CORE_CTRL_ADDRESS 0x0000 +#define PCIE_INTR_ENABLE_ADDRESS 0x0008 +#define PCIE_INTR_CAUSE_ADDRESS 0x000c +#define PCIE_INTR_CLR_ADDRESS 0x0014 +#define SCRATCH_3_ADDRESS 0x0030 +#define CPU_INTR_ADDRESS 0x0010 + +/* Firmware indications to the Host via SCRATCH_3 register. */ +#define FW_INDICATOR_ADDRESS (SOC_CORE_BASE_ADDRESS + SCRATCH_3_ADDRESS) +#define FW_IND_EVENT_PENDING 1 +#define FW_IND_INITIALIZED 2 + +/* HOST_REG interrupt from firmware */ +#define PCIE_INTR_FIRMWARE_MASK 0x00000400 +#define PCIE_INTR_CE_MASK_ALL 0x0007f800 + +#define DRAM_BASE_ADDRESS 0x00400000 + +#define MISSING 0 + +#define SYSTEM_SLEEP_OFFSET SOC_SYSTEM_SLEEP_OFFSET +#define WLAN_SYSTEM_SLEEP_OFFSET SOC_SYSTEM_SLEEP_OFFSET +#define WLAN_RESET_CONTROL_OFFSET SOC_RESET_CONTROL_OFFSET +#define CLOCK_CONTROL_OFFSET SOC_CLOCK_CONTROL_OFFSET +#define CLOCK_CONTROL_SI0_CLK_MASK SOC_CLOCK_CONTROL_SI0_CLK_MASK +#define RESET_CONTROL_MBOX_RST_MASK MISSING +#define RESET_CONTROL_SI0_RST_MASK SOC_RESET_CONTROL_SI0_RST_MASK +#define GPIO_BASE_ADDRESS WLAN_GPIO_BASE_ADDRESS +#define GPIO_PIN0_OFFSET WLAN_GPIO_PIN0_ADDRESS +#define GPIO_PIN1_OFFSET WLAN_GPIO_PIN1_ADDRESS +#define GPIO_PIN0_CONFIG_MASK WLAN_GPIO_PIN0_CONFIG_MASK +#define GPIO_PIN1_CONFIG_MASK WLAN_GPIO_PIN1_CONFIG_MASK +#define SI_BASE_ADDRESS WLAN_SI_BASE_ADDRESS +#define SCRATCH_BASE_ADDRESS SOC_CORE_BASE_ADDRESS +#define LOCAL_SCRATCH_OFFSET 0x18 +#define CPU_CLOCK_OFFSET SOC_CPU_CLOCK_OFFSET +#define LPO_CAL_OFFSET SOC_LPO_CAL_OFFSET +#define GPIO_PIN10_OFFSET WLAN_GPIO_PIN10_ADDRESS +#define GPIO_PIN11_OFFSET WLAN_GPIO_PIN11_ADDRESS +#define GPIO_PIN12_OFFSET WLAN_GPIO_PIN12_ADDRESS +#define GPIO_PIN13_OFFSET WLAN_GPIO_PIN13_ADDRESS +#define CPU_CLOCK_STANDARD_LSB SOC_CPU_CLOCK_STANDARD_LSB +#define CPU_CLOCK_STANDARD_MASK SOC_CPU_CLOCK_STANDARD_MASK +#define LPO_CAL_ENABLE_LSB SOC_LPO_CAL_ENABLE_LSB +#define LPO_CAL_ENABLE_MASK SOC_LPO_CAL_ENABLE_MASK +#define ANALOG_INTF_BASE_ADDRESS WLAN_ANALOG_INTF_BASE_ADDRESS +#define MBOX_BASE_ADDRESS MISSING +#define INT_STATUS_ENABLE_ERROR_LSB MISSING +#define INT_STATUS_ENABLE_ERROR_MASK MISSING +#define INT_STATUS_ENABLE_CPU_LSB MISSING +#define INT_STATUS_ENABLE_CPU_MASK MISSING +#define INT_STATUS_ENABLE_COUNTER_LSB MISSING +#define INT_STATUS_ENABLE_COUNTER_MASK MISSING +#define INT_STATUS_ENABLE_MBOX_DATA_LSB MISSING +#define INT_STATUS_ENABLE_MBOX_DATA_MASK MISSING +#define ERROR_STATUS_ENABLE_RX_UNDERFLOW_LSB MISSING +#define ERROR_STATUS_ENABLE_RX_UNDERFLOW_MASK MISSING +#define ERROR_STATUS_ENABLE_TX_OVERFLOW_LSB MISSING +#define ERROR_STATUS_ENABLE_TX_OVERFLOW_MASK MISSING +#define COUNTER_INT_STATUS_ENABLE_BIT_LSB MISSING +#define COUNTER_INT_STATUS_ENABLE_BIT_MASK MISSING +#define INT_STATUS_ENABLE_ADDRESS MISSING +#define CPU_INT_STATUS_ENABLE_BIT_LSB MISSING +#define CPU_INT_STATUS_ENABLE_BIT_MASK MISSING +#define HOST_INT_STATUS_ADDRESS MISSING +#define CPU_INT_STATUS_ADDRESS MISSING +#define ERROR_INT_STATUS_ADDRESS MISSING +#define ERROR_INT_STATUS_WAKEUP_MASK MISSING +#define ERROR_INT_STATUS_WAKEUP_LSB MISSING +#define ERROR_INT_STATUS_RX_UNDERFLOW_MASK MISSING +#define ERROR_INT_STATUS_RX_UNDERFLOW_LSB MISSING +#define ERROR_INT_STATUS_TX_OVERFLOW_MASK MISSING +#define ERROR_INT_STATUS_TX_OVERFLOW_LSB MISSING +#define COUNT_DEC_ADDRESS MISSING +#define HOST_INT_STATUS_CPU_MASK MISSING +#define HOST_INT_STATUS_CPU_LSB MISSING +#define HOST_INT_STATUS_ERROR_MASK MISSING +#define HOST_INT_STATUS_ERROR_LSB MISSING +#define HOST_INT_STATUS_COUNTER_MASK MISSING +#define HOST_INT_STATUS_COUNTER_LSB MISSING +#define RX_LOOKAHEAD_VALID_ADDRESS MISSING +#define WINDOW_DATA_ADDRESS MISSING +#define WINDOW_READ_ADDR_ADDRESS MISSING +#define WINDOW_WRITE_ADDR_ADDRESS MISSING + +#define RTC_STATE_V_GET(x) (((x) & RTC_STATE_V_MASK) >> RTC_STATE_V_LSB) + +#endif /* _HW_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c new file mode 100644 index 00000000000..a21080028c5 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -0,0 +1,4826 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "mac.h" + +#include <net/mac80211.h> +#include <linux/etherdevice.h> + +#include "hif.h" +#include "core.h" +#include "debug.h" +#include "wmi.h" +#include "htt.h" +#include "txrx.h" + +/**********/ +/* Crypto */ +/**********/ + +static int ath10k_send_key(struct ath10k_vif *arvif, + struct ieee80211_key_conf *key, + enum set_key_cmd cmd, + const u8 *macaddr) +{ + struct wmi_vdev_install_key_arg arg = { + .vdev_id = arvif->vdev_id, + .key_idx = key->keyidx, + .key_len = key->keylen, + .key_data = key->key, + .macaddr = macaddr, + }; + + lockdep_assert_held(&arvif->ar->conf_mutex); + + if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) + arg.key_flags = WMI_KEY_PAIRWISE; + else + arg.key_flags = WMI_KEY_GROUP; + + switch (key->cipher) { + case WLAN_CIPHER_SUITE_CCMP: + arg.key_cipher = WMI_CIPHER_AES_CCM; + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) + key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV_MGMT; + else + key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; + break; + case WLAN_CIPHER_SUITE_TKIP: + arg.key_cipher = WMI_CIPHER_TKIP; + arg.key_txmic_len = 8; + arg.key_rxmic_len = 8; + break; + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + arg.key_cipher = WMI_CIPHER_WEP; + /* AP/IBSS mode requires self-key to be groupwise + * Otherwise pairwise key must be set */ + if (memcmp(macaddr, arvif->vif->addr, ETH_ALEN)) + arg.key_flags = WMI_KEY_PAIRWISE; + break; + default: + ath10k_warn("cipher %d is not supported\n", key->cipher); + return -EOPNOTSUPP; + } + + if (cmd == DISABLE_KEY) { + arg.key_cipher = WMI_CIPHER_NONE; + arg.key_data = NULL; + } + + return ath10k_wmi_vdev_install_key(arvif->ar, &arg); +} + +static int ath10k_install_key(struct ath10k_vif *arvif, + struct ieee80211_key_conf *key, + enum set_key_cmd cmd, + const u8 *macaddr) +{ + struct ath10k *ar = arvif->ar; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->install_key_done); + + ret = ath10k_send_key(arvif, key, cmd, macaddr); + if (ret) + return ret; + + ret = wait_for_completion_timeout(&ar->install_key_done, 3*HZ); + if (ret == 0) + return -ETIMEDOUT; + + return 0; +} + +static int ath10k_install_peer_wep_keys(struct ath10k_vif *arvif, + const u8 *addr) +{ + struct ath10k *ar = arvif->ar; + struct ath10k_peer *peer; + int ret; + int i; + + lockdep_assert_held(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, arvif->vdev_id, addr); + spin_unlock_bh(&ar->data_lock); + + if (!peer) + return -ENOENT; + + for (i = 0; i < ARRAY_SIZE(arvif->wep_keys); i++) { + if (arvif->wep_keys[i] == NULL) + continue; + + ret = ath10k_install_key(arvif, arvif->wep_keys[i], SET_KEY, + addr); + if (ret) + return ret; + + peer->keys[i] = arvif->wep_keys[i]; + } + + return 0; +} + +static int ath10k_clear_peer_keys(struct ath10k_vif *arvif, + const u8 *addr) +{ + struct ath10k *ar = arvif->ar; + struct ath10k_peer *peer; + int first_errno = 0; + int ret; + int i; + + lockdep_assert_held(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, arvif->vdev_id, addr); + spin_unlock_bh(&ar->data_lock); + + if (!peer) + return -ENOENT; + + for (i = 0; i < ARRAY_SIZE(peer->keys); i++) { + if (peer->keys[i] == NULL) + continue; + + ret = ath10k_install_key(arvif, peer->keys[i], + DISABLE_KEY, addr); + if (ret && first_errno == 0) + first_errno = ret; + + if (ret) + ath10k_warn("failed to remove peer wep key %d: %d\n", + i, ret); + + peer->keys[i] = NULL; + } + + return first_errno; +} + +static int ath10k_clear_vdev_key(struct ath10k_vif *arvif, + struct ieee80211_key_conf *key) +{ + struct ath10k *ar = arvif->ar; + struct ath10k_peer *peer; + u8 addr[ETH_ALEN]; + int first_errno = 0; + int ret; + int i; + + lockdep_assert_held(&ar->conf_mutex); + + for (;;) { + /* since ath10k_install_key we can't hold data_lock all the + * time, so we try to remove the keys incrementally */ + spin_lock_bh(&ar->data_lock); + i = 0; + list_for_each_entry(peer, &ar->peers, list) { + for (i = 0; i < ARRAY_SIZE(peer->keys); i++) { + if (peer->keys[i] == key) { + memcpy(addr, peer->addr, ETH_ALEN); + peer->keys[i] = NULL; + break; + } + } + + if (i < ARRAY_SIZE(peer->keys)) + break; + } + spin_unlock_bh(&ar->data_lock); + + if (i == ARRAY_SIZE(peer->keys)) + break; + + ret = ath10k_install_key(arvif, key, DISABLE_KEY, addr); + if (ret && first_errno == 0) + first_errno = ret; + + if (ret) + ath10k_warn("failed to remove key for %pM: %d\n", + addr, ret); + } + + return first_errno; +} + + +/*********************/ +/* General utilities */ +/*********************/ + +static inline enum wmi_phy_mode +chan_to_phymode(const struct cfg80211_chan_def *chandef) +{ + enum wmi_phy_mode phymode = MODE_UNKNOWN; + + switch (chandef->chan->band) { + case IEEE80211_BAND_2GHZ: + switch (chandef->width) { + case NL80211_CHAN_WIDTH_20_NOHT: + phymode = MODE_11G; + break; + case NL80211_CHAN_WIDTH_20: + phymode = MODE_11NG_HT20; + break; + case NL80211_CHAN_WIDTH_40: + phymode = MODE_11NG_HT40; + break; + case NL80211_CHAN_WIDTH_5: + case NL80211_CHAN_WIDTH_10: + case NL80211_CHAN_WIDTH_80: + case NL80211_CHAN_WIDTH_80P80: + case NL80211_CHAN_WIDTH_160: + phymode = MODE_UNKNOWN; + break; + } + break; + case IEEE80211_BAND_5GHZ: + switch (chandef->width) { + case NL80211_CHAN_WIDTH_20_NOHT: + phymode = MODE_11A; + break; + case NL80211_CHAN_WIDTH_20: + phymode = MODE_11NA_HT20; + break; + case NL80211_CHAN_WIDTH_40: + phymode = MODE_11NA_HT40; + break; + case NL80211_CHAN_WIDTH_80: + phymode = MODE_11AC_VHT80; + break; + case NL80211_CHAN_WIDTH_5: + case NL80211_CHAN_WIDTH_10: + case NL80211_CHAN_WIDTH_80P80: + case NL80211_CHAN_WIDTH_160: + phymode = MODE_UNKNOWN; + break; + } + break; + default: + break; + } + + WARN_ON(phymode == MODE_UNKNOWN); + return phymode; +} + +static u8 ath10k_parse_mpdudensity(u8 mpdudensity) +{ +/* + * 802.11n D2.0 defined values for "Minimum MPDU Start Spacing": + * 0 for no restriction + * 1 for 1/4 us + * 2 for 1/2 us + * 3 for 1 us + * 4 for 2 us + * 5 for 4 us + * 6 for 8 us + * 7 for 16 us + */ + switch (mpdudensity) { + case 0: + return 0; + case 1: + case 2: + case 3: + /* Our lower layer calculations limit our precision to + 1 microsecond */ + return 1; + case 4: + return 2; + case 5: + return 4; + case 6: + return 8; + case 7: + return 16; + default: + return 0; + } +} + +static int ath10k_peer_create(struct ath10k *ar, u32 vdev_id, const u8 *addr) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_wmi_peer_create(ar, vdev_id, addr); + if (ret) { + ath10k_warn("failed to create wmi peer %pM on vdev %i: %i\n", + addr, vdev_id, ret); + return ret; + } + + ret = ath10k_wait_for_peer_created(ar, vdev_id, addr); + if (ret) { + ath10k_warn("failed to wait for created wmi peer %pM on vdev %i: %i\n", + addr, vdev_id, ret); + return ret; + } + spin_lock_bh(&ar->data_lock); + ar->num_peers++; + spin_unlock_bh(&ar->data_lock); + + return 0; +} + +static int ath10k_mac_set_kickout(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + u32 param; + int ret; + + param = ar->wmi.pdev_param->sta_kickout_th; + ret = ath10k_wmi_pdev_set_param(ar, param, + ATH10K_KICKOUT_THRESHOLD); + if (ret) { + ath10k_warn("failed to set kickout threshold on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + param = ar->wmi.vdev_param->ap_keepalive_min_idle_inactive_time_secs; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, + ATH10K_KEEPALIVE_MIN_IDLE); + if (ret) { + ath10k_warn("failed to set keepalive minimum idle time on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + param = ar->wmi.vdev_param->ap_keepalive_max_idle_inactive_time_secs; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, + ATH10K_KEEPALIVE_MAX_IDLE); + if (ret) { + ath10k_warn("failed to set keepalive maximum idle time on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + param = ar->wmi.vdev_param->ap_keepalive_max_unresponsive_time_secs; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, param, + ATH10K_KEEPALIVE_MAX_UNRESPONSIVE); + if (ret) { + ath10k_warn("failed to set keepalive maximum unresponsive time on vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + return 0; +} + +static int ath10k_mac_set_rts(struct ath10k_vif *arvif, u32 value) +{ + struct ath10k *ar = arvif->ar; + u32 vdev_param; + + if (value != 0xFFFFFFFF) + value = min_t(u32, arvif->ar->hw->wiphy->rts_threshold, + ATH10K_RTS_MAX); + + vdev_param = ar->wmi.vdev_param->rts_threshold; + return ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, value); +} + +static int ath10k_mac_set_frag(struct ath10k_vif *arvif, u32 value) +{ + struct ath10k *ar = arvif->ar; + u32 vdev_param; + + if (value != 0xFFFFFFFF) + value = clamp_t(u32, arvif->ar->hw->wiphy->frag_threshold, + ATH10K_FRAGMT_THRESHOLD_MIN, + ATH10K_FRAGMT_THRESHOLD_MAX); + + vdev_param = ar->wmi.vdev_param->fragmentation_threshold; + return ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, value); +} + +static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_wmi_peer_delete(ar, vdev_id, addr); + if (ret) + return ret; + + ret = ath10k_wait_for_peer_deleted(ar, vdev_id, addr); + if (ret) + return ret; + + spin_lock_bh(&ar->data_lock); + ar->num_peers--; + spin_unlock_bh(&ar->data_lock); + + return 0; +} + +static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id) +{ + struct ath10k_peer *peer, *tmp; + + lockdep_assert_held(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + list_for_each_entry_safe(peer, tmp, &ar->peers, list) { + if (peer->vdev_id != vdev_id) + continue; + + ath10k_warn("removing stale peer %pM from vdev_id %d\n", + peer->addr, vdev_id); + + list_del(&peer->list); + kfree(peer); + ar->num_peers--; + } + spin_unlock_bh(&ar->data_lock); +} + +static void ath10k_peer_cleanup_all(struct ath10k *ar) +{ + struct ath10k_peer *peer, *tmp; + + lockdep_assert_held(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + list_for_each_entry_safe(peer, tmp, &ar->peers, list) { + list_del(&peer->list); + kfree(peer); + } + ar->num_peers = 0; + spin_unlock_bh(&ar->data_lock); +} + +/************************/ +/* Interface management */ +/************************/ + +static inline int ath10k_vdev_setup_sync(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = wait_for_completion_timeout(&ar->vdev_setup_done, + ATH10K_VDEV_SETUP_TIMEOUT_HZ); + if (ret == 0) + return -ETIMEDOUT; + + return 0; +} + +static bool ath10k_monitor_is_enabled(struct ath10k *ar) +{ + lockdep_assert_held(&ar->conf_mutex); + + ath10k_dbg(ATH10K_DBG_MAC, + "mac monitor refs: promisc %d monitor %d cac %d\n", + ar->promisc, ar->monitor, + test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags)); + + return ar->promisc || ar->monitor || + test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); +} + +static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) +{ + struct cfg80211_chan_def *chandef = &ar->chandef; + struct ieee80211_channel *channel = chandef->chan; + struct wmi_vdev_start_request_arg arg = {}; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + arg.vdev_id = vdev_id; + arg.channel.freq = channel->center_freq; + arg.channel.band_center_freq1 = chandef->center_freq1; + + /* TODO setup this dynamically, what in case we + don't have any vifs? */ + arg.channel.mode = chan_to_phymode(chandef); + arg.channel.chan_radar = + !!(channel->flags & IEEE80211_CHAN_RADAR); + + arg.channel.min_power = 0; + arg.channel.max_power = channel->max_power * 2; + arg.channel.max_reg_power = channel->max_reg_power * 2; + arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; + + ret = ath10k_wmi_vdev_start(ar, &arg); + if (ret) { + ath10k_warn("failed to request monitor vdev %i start: %d\n", + vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn("failed to synchronize setup for monitor vdev %i: %d\n", + vdev_id, ret); + return ret; + } + + ret = ath10k_wmi_vdev_up(ar, vdev_id, 0, ar->mac_addr); + if (ret) { + ath10k_warn("failed to put up monitor vdev %i: %d\n", + vdev_id, ret); + goto vdev_stop; + } + + ar->monitor_vdev_id = vdev_id; + + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %i started\n", + ar->monitor_vdev_id); + return 0; + +vdev_stop: + ret = ath10k_wmi_vdev_stop(ar, ar->monitor_vdev_id); + if (ret) + ath10k_warn("failed to stop monitor vdev %i after start failure: %d\n", + ar->monitor_vdev_id, ret); + + return ret; +} + +static int ath10k_monitor_vdev_stop(struct ath10k *ar) +{ + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_wmi_vdev_down(ar, ar->monitor_vdev_id); + if (ret) + ath10k_warn("failed to put down monitor vdev %i: %d\n", + ar->monitor_vdev_id, ret); + + ret = ath10k_wmi_vdev_stop(ar, ar->monitor_vdev_id); + if (ret) + ath10k_warn("failed to to request monitor vdev %i stop: %d\n", + ar->monitor_vdev_id, ret); + + ret = ath10k_vdev_setup_sync(ar); + if (ret) + ath10k_warn("failed to synchronise monitor vdev %i: %d\n", + ar->monitor_vdev_id, ret); + + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %i stopped\n", + ar->monitor_vdev_id); + return ret; +} + +static int ath10k_monitor_vdev_create(struct ath10k *ar) +{ + int bit, ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + bit = ffs(ar->free_vdev_map); + if (bit == 0) { + ath10k_warn("failed to find free vdev id for monitor vdev\n"); + return -ENOMEM; + } + + ar->monitor_vdev_id = bit - 1; + ar->free_vdev_map &= ~(1 << ar->monitor_vdev_id); + + ret = ath10k_wmi_vdev_create(ar, ar->monitor_vdev_id, + WMI_VDEV_TYPE_MONITOR, + 0, ar->mac_addr); + if (ret) { + ath10k_warn("failed to request monitor vdev %i creation: %d\n", + ar->monitor_vdev_id, ret); + goto vdev_fail; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d created\n", + ar->monitor_vdev_id); + + return 0; + +vdev_fail: + /* + * Restore the ID to the global map. + */ + ar->free_vdev_map |= 1 << (ar->monitor_vdev_id); + return ret; +} + +static int ath10k_monitor_vdev_delete(struct ath10k *ar) +{ + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_wmi_vdev_delete(ar, ar->monitor_vdev_id); + if (ret) { + ath10k_warn("failed to request wmi monitor vdev %i removal: %d\n", + ar->monitor_vdev_id, ret); + return ret; + } + + ar->free_vdev_map |= 1 << (ar->monitor_vdev_id); + + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d deleted\n", + ar->monitor_vdev_id); + return ret; +} + +static int ath10k_monitor_start(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (!ath10k_monitor_is_enabled(ar)) { + ath10k_warn("trying to start monitor with no references\n"); + return 0; + } + + if (ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor already started\n"); + return 0; + } + + ret = ath10k_monitor_vdev_create(ar); + if (ret) { + ath10k_warn("failed to create monitor vdev: %d\n", ret); + return ret; + } + + ret = ath10k_monitor_vdev_start(ar, ar->monitor_vdev_id); + if (ret) { + ath10k_warn("failed to start monitor vdev: %d\n", ret); + ath10k_monitor_vdev_delete(ar); + return ret; + } + + ar->monitor_started = true; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor started\n"); + + return 0; +} + +static void ath10k_monitor_stop(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (ath10k_monitor_is_enabled(ar)) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac monitor will be stopped later\n"); + return; + } + + if (!ar->monitor_started) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac monitor probably failed to start earlier\n"); + return; + } + + ret = ath10k_monitor_vdev_stop(ar); + if (ret) + ath10k_warn("failed to stop monitor vdev: %d\n", ret); + + ret = ath10k_monitor_vdev_delete(ar); + if (ret) + ath10k_warn("failed to delete monitor vdev: %d\n", ret); + + ar->monitor_started = false; + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor stopped\n"); +} + +static int ath10k_recalc_rtscts_prot(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + u32 vdev_param, rts_cts = 0; + + lockdep_assert_held(&ar->conf_mutex); + + vdev_param = ar->wmi.vdev_param->enable_rtscts; + + if (arvif->use_cts_prot || arvif->num_legacy_stations > 0) + rts_cts |= SM(WMI_RTSCTS_ENABLED, WMI_RTSCTS_SET); + + if (arvif->num_legacy_stations > 0) + rts_cts |= SM(WMI_RTSCTS_ACROSS_SW_RETRIES, + WMI_RTSCTS_PROFILE); + + return ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + rts_cts); +} + +static int ath10k_start_cac(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + set_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (cac): %d\n", ret); + clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + return ret; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac cac start monitor vdev %d\n", + ar->monitor_vdev_id); + + return 0; +} + +static int ath10k_stop_cac(struct ath10k *ar) +{ + lockdep_assert_held(&ar->conf_mutex); + + /* CAC is not running - do nothing */ + if (!test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags)) + return 0; + + clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + ath10k_monitor_stop(ar); + + ath10k_dbg(ATH10K_DBG_MAC, "mac cac finished\n"); + + return 0; +} + +static void ath10k_recalc_radar_detection(struct ath10k *ar) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ath10k_stop_cac(ar); + + if (!ar->radar_enabled) + return; + + if (ar->num_started_vdevs > 0) + return; + + ret = ath10k_start_cac(ar); + if (ret) { + /* + * Not possible to start CAC on current channel so starting + * radiation is not allowed, make this channel DFS_UNAVAILABLE + * by indicating that radar was detected. + */ + ath10k_warn("failed to start CAC: %d\n", ret); + ieee80211_radar_detected(ar->hw); + } +} + +static int ath10k_vdev_start(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + struct cfg80211_chan_def *chandef = &ar->chandef; + struct wmi_vdev_start_request_arg arg = {}; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + arg.vdev_id = arvif->vdev_id; + arg.dtim_period = arvif->dtim_period; + arg.bcn_intval = arvif->beacon_interval; + + arg.channel.freq = chandef->chan->center_freq; + arg.channel.band_center_freq1 = chandef->center_freq1; + arg.channel.mode = chan_to_phymode(chandef); + + arg.channel.min_power = 0; + arg.channel.max_power = chandef->chan->max_power * 2; + arg.channel.max_reg_power = chandef->chan->max_reg_power * 2; + arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2; + + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + arg.ssid = arvif->u.ap.ssid; + arg.ssid_len = arvif->u.ap.ssid_len; + arg.hidden_ssid = arvif->u.ap.hidden_ssid; + + /* For now allow DFS for AP mode */ + arg.channel.chan_radar = + !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); + } else if (arvif->vdev_type == WMI_VDEV_TYPE_IBSS) { + arg.ssid = arvif->vif->bss_conf.ssid; + arg.ssid_len = arvif->vif->bss_conf.ssid_len; + } + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d start center_freq %d phymode %s\n", + arg.vdev_id, arg.channel.freq, + ath10k_wmi_phymode_str(arg.channel.mode)); + + ret = ath10k_wmi_vdev_start(ar, &arg); + if (ret) { + ath10k_warn("failed to start WMI vdev %i: %d\n", + arg.vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn("failed to synchronise setup for vdev %i: %d\n", + arg.vdev_id, ret); + return ret; + } + + ar->num_started_vdevs++; + ath10k_recalc_radar_detection(ar); + + return ret; +} + +static int ath10k_vdev_stop(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + reinit_completion(&ar->vdev_setup_done); + + ret = ath10k_wmi_vdev_stop(ar, arvif->vdev_id); + if (ret) { + ath10k_warn("failed to stop WMI vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_vdev_setup_sync(ar); + if (ret) { + ath10k_warn("failed to syncronise setup for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + WARN_ON(ar->num_started_vdevs == 0); + + if (ar->num_started_vdevs != 0) { + ar->num_started_vdevs--; + ath10k_recalc_radar_detection(ar); + } + + return ret; +} + +static void ath10k_control_beaconing(struct ath10k_vif *arvif, + struct ieee80211_bss_conf *info) +{ + int ret = 0; + + lockdep_assert_held(&arvif->ar->conf_mutex); + + if (!info->enable_beacon) { + ath10k_vdev_stop(arvif); + + arvif->is_started = false; + arvif->is_up = false; + + spin_lock_bh(&arvif->ar->data_lock); + if (arvif->beacon) { + dma_unmap_single(arvif->ar->dev, + ATH10K_SKB_CB(arvif->beacon)->paddr, + arvif->beacon->len, DMA_TO_DEVICE); + dev_kfree_skb_any(arvif->beacon); + + arvif->beacon = NULL; + arvif->beacon_sent = false; + } + spin_unlock_bh(&arvif->ar->data_lock); + + return; + } + + arvif->tx_seq_no = 0x1000; + + ret = ath10k_vdev_start(arvif); + if (ret) + return; + + arvif->aid = 0; + memcpy(arvif->bssid, info->bssid, ETH_ALEN); + + ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, + arvif->bssid); + if (ret) { + ath10k_warn("failed to bring up vdev %d: %i\n", + arvif->vdev_id, ret); + ath10k_vdev_stop(arvif); + return; + } + + arvif->is_started = true; + arvif->is_up = true; + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id); +} + +static void ath10k_control_ibss(struct ath10k_vif *arvif, + struct ieee80211_bss_conf *info, + const u8 self_peer[ETH_ALEN]) +{ + u32 vdev_param; + int ret = 0; + + lockdep_assert_held(&arvif->ar->conf_mutex); + + if (!info->ibss_joined) { + ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, self_peer); + if (ret) + ath10k_warn("failed to delete IBSS self peer %pM for vdev %d: %d\n", + self_peer, arvif->vdev_id, ret); + + if (is_zero_ether_addr(arvif->bssid)) + return; + + ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, + arvif->bssid); + if (ret) { + ath10k_warn("failed to delete IBSS BSSID peer %pM for vdev %d: %d\n", + arvif->bssid, arvif->vdev_id, ret); + return; + } + + memset(arvif->bssid, 0, ETH_ALEN); + + return; + } + + ret = ath10k_peer_create(arvif->ar, arvif->vdev_id, self_peer); + if (ret) { + ath10k_warn("failed to create IBSS self peer %pM for vdev %d: %d\n", + self_peer, arvif->vdev_id, ret); + return; + } + + vdev_param = arvif->ar->wmi.vdev_param->atim_window; + ret = ath10k_wmi_vdev_set_param(arvif->ar, arvif->vdev_id, vdev_param, + ATH10K_DEFAULT_ATIM); + if (ret) + ath10k_warn("failed to set IBSS ATIM for vdev %d: %d\n", + arvif->vdev_id, ret); +} + +/* + * Review this when mac80211 gains per-interface powersave support. + */ +static int ath10k_mac_vif_setup_ps(struct ath10k_vif *arvif) +{ + struct ath10k *ar = arvif->ar; + struct ieee80211_conf *conf = &ar->hw->conf; + enum wmi_sta_powersave_param param; + enum wmi_sta_ps_mode psmode; + int ret; + + lockdep_assert_held(&arvif->ar->conf_mutex); + + if (arvif->vif->type != NL80211_IFTYPE_STATION) + return 0; + + if (conf->flags & IEEE80211_CONF_PS) { + psmode = WMI_STA_PS_MODE_ENABLED; + param = WMI_STA_PS_PARAM_INACTIVITY_TIME; + + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, + conf->dynamic_ps_timeout); + if (ret) { + ath10k_warn("failed to set inactivity time for vdev %d: %i\n", + arvif->vdev_id, ret); + return ret; + } + } else { + psmode = WMI_STA_PS_MODE_DISABLED; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d psmode %s\n", + arvif->vdev_id, psmode ? "enable" : "disable"); + + ret = ath10k_wmi_set_psmode(ar, arvif->vdev_id, psmode); + if (ret) { + ath10k_warn("failed to set PS Mode %d for vdev %d: %d\n", + psmode, arvif->vdev_id, ret); + return ret; + } + + return 0; +} + +/**********************/ +/* Station management */ +/**********************/ + +static void ath10k_peer_assoc_h_basic(struct ath10k *ar, + struct ath10k_vif *arvif, + struct ieee80211_sta *sta, + struct ieee80211_bss_conf *bss_conf, + struct wmi_peer_assoc_complete_arg *arg) +{ + lockdep_assert_held(&ar->conf_mutex); + + memcpy(arg->addr, sta->addr, ETH_ALEN); + arg->vdev_id = arvif->vdev_id; + arg->peer_aid = sta->aid; + arg->peer_flags |= WMI_PEER_AUTH; + + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + /* + * Seems FW have problems with Power Save in STA + * mode when we setup this parameter to high (eg. 5). + * Often we see that FW don't send NULL (with clean P flags) + * frame even there is info about buffered frames in beacons. + * Sometimes we have to wait more than 10 seconds before FW + * will wakeup. Often sending one ping from AP to our device + * just fail (more than 50%). + * + * Seems setting this FW parameter to 1 couse FW + * will check every beacon and will wakup immediately + * after detection buffered data. + */ + arg->peer_listen_intval = 1; + else + arg->peer_listen_intval = ar->hw->conf.listen_interval; + + arg->peer_num_spatial_streams = 1; + + /* + * The assoc capabilities are available only in managed mode. + */ + if (arvif->vdev_type == WMI_VDEV_TYPE_STA && bss_conf) + arg->peer_caps = bss_conf->assoc_capability; +} + +static void ath10k_peer_assoc_h_crypto(struct ath10k *ar, + struct ath10k_vif *arvif, + struct wmi_peer_assoc_complete_arg *arg) +{ + struct ieee80211_vif *vif = arvif->vif; + struct ieee80211_bss_conf *info = &vif->bss_conf; + struct cfg80211_bss *bss; + const u8 *rsnie = NULL; + const u8 *wpaie = NULL; + + lockdep_assert_held(&ar->conf_mutex); + + bss = cfg80211_get_bss(ar->hw->wiphy, ar->hw->conf.chandef.chan, + info->bssid, NULL, 0, 0, 0); + if (bss) { + const struct cfg80211_bss_ies *ies; + + rcu_read_lock(); + rsnie = ieee80211_bss_get_ie(bss, WLAN_EID_RSN); + + ies = rcu_dereference(bss->ies); + + wpaie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPA, + ies->data, + ies->len); + rcu_read_unlock(); + cfg80211_put_bss(ar->hw->wiphy, bss); + } + + /* FIXME: base on RSN IE/WPA IE is a correct idea? */ + if (rsnie || wpaie) { + ath10k_dbg(ATH10K_DBG_WMI, "%s: rsn ie found\n", __func__); + arg->peer_flags |= WMI_PEER_NEED_PTK_4_WAY; + } + + if (wpaie) { + ath10k_dbg(ATH10K_DBG_WMI, "%s: wpa ie found\n", __func__); + arg->peer_flags |= WMI_PEER_NEED_GTK_2_WAY; + } +} + +static void ath10k_peer_assoc_h_rates(struct ath10k *ar, + struct ieee80211_sta *sta, + struct wmi_peer_assoc_complete_arg *arg) +{ + struct wmi_rate_set_arg *rateset = &arg->peer_legacy_rates; + const struct ieee80211_supported_band *sband; + const struct ieee80211_rate *rates; + u32 ratemask; + int i; + + lockdep_assert_held(&ar->conf_mutex); + + sband = ar->hw->wiphy->bands[ar->hw->conf.chandef.chan->band]; + ratemask = sta->supp_rates[ar->hw->conf.chandef.chan->band]; + rates = sband->bitrates; + + rateset->num_rates = 0; + + for (i = 0; i < 32; i++, ratemask >>= 1, rates++) { + if (!(ratemask & 1)) + continue; + + rateset->rates[rateset->num_rates] = rates->hw_value; + rateset->num_rates++; + } +} + +static void ath10k_peer_assoc_h_ht(struct ath10k *ar, + struct ieee80211_sta *sta, + struct wmi_peer_assoc_complete_arg *arg) +{ + const struct ieee80211_sta_ht_cap *ht_cap = &sta->ht_cap; + int i, n; + + lockdep_assert_held(&ar->conf_mutex); + + if (!ht_cap->ht_supported) + return; + + arg->peer_flags |= WMI_PEER_HT; + arg->peer_max_mpdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + + ht_cap->ampdu_factor)) - 1; + + arg->peer_mpdu_density = + ath10k_parse_mpdudensity(ht_cap->ampdu_density); + + arg->peer_ht_caps = ht_cap->cap; + arg->peer_rate_caps |= WMI_RC_HT_FLAG; + + if (ht_cap->cap & IEEE80211_HT_CAP_LDPC_CODING) + arg->peer_flags |= WMI_PEER_LDPC; + + if (sta->bandwidth >= IEEE80211_STA_RX_BW_40) { + arg->peer_flags |= WMI_PEER_40MHZ; + arg->peer_rate_caps |= WMI_RC_CW40_FLAG; + } + + if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20) + arg->peer_rate_caps |= WMI_RC_SGI_FLAG; + + if (ht_cap->cap & IEEE80211_HT_CAP_SGI_40) + arg->peer_rate_caps |= WMI_RC_SGI_FLAG; + + if (ht_cap->cap & IEEE80211_HT_CAP_TX_STBC) { + arg->peer_rate_caps |= WMI_RC_TX_STBC_FLAG; + arg->peer_flags |= WMI_PEER_STBC; + } + + if (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC) { + u32 stbc; + stbc = ht_cap->cap & IEEE80211_HT_CAP_RX_STBC; + stbc = stbc >> IEEE80211_HT_CAP_RX_STBC_SHIFT; + stbc = stbc << WMI_RC_RX_STBC_FLAG_S; + arg->peer_rate_caps |= stbc; + arg->peer_flags |= WMI_PEER_STBC; + } + + if (ht_cap->mcs.rx_mask[1] && ht_cap->mcs.rx_mask[2]) + arg->peer_rate_caps |= WMI_RC_TS_FLAG; + else if (ht_cap->mcs.rx_mask[1]) + arg->peer_rate_caps |= WMI_RC_DS_FLAG; + + for (i = 0, n = 0; i < IEEE80211_HT_MCS_MASK_LEN*8; i++) + if (ht_cap->mcs.rx_mask[i/8] & (1 << i%8)) + arg->peer_ht_rates.rates[n++] = i; + + /* + * This is a workaround for HT-enabled STAs which break the spec + * and have no HT capabilities RX mask (no HT RX MCS map). + * + * As per spec, in section 20.3.5 Modulation and coding scheme (MCS), + * MCS 0 through 7 are mandatory in 20MHz with 800 ns GI at all STAs. + * + * Firmware asserts if such situation occurs. + */ + if (n == 0) { + arg->peer_ht_rates.num_rates = 8; + for (i = 0; i < arg->peer_ht_rates.num_rates; i++) + arg->peer_ht_rates.rates[i] = i; + } else { + arg->peer_ht_rates.num_rates = n; + arg->peer_num_spatial_streams = sta->rx_nss; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac ht peer %pM mcs cnt %d nss %d\n", + arg->addr, + arg->peer_ht_rates.num_rates, + arg->peer_num_spatial_streams); +} + +static int ath10k_peer_assoc_qos_ap(struct ath10k *ar, + struct ath10k_vif *arvif, + struct ieee80211_sta *sta) +{ + u32 uapsd = 0; + u32 max_sp = 0; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + if (sta->wme && sta->uapsd_queues) { + ath10k_dbg(ATH10K_DBG_MAC, "mac uapsd_queues 0x%x max_sp %d\n", + sta->uapsd_queues, sta->max_sp); + + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) + uapsd |= WMI_AP_PS_UAPSD_AC3_DELIVERY_EN | + WMI_AP_PS_UAPSD_AC3_TRIGGER_EN; + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) + uapsd |= WMI_AP_PS_UAPSD_AC2_DELIVERY_EN | + WMI_AP_PS_UAPSD_AC2_TRIGGER_EN; + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) + uapsd |= WMI_AP_PS_UAPSD_AC1_DELIVERY_EN | + WMI_AP_PS_UAPSD_AC1_TRIGGER_EN; + if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) + uapsd |= WMI_AP_PS_UAPSD_AC0_DELIVERY_EN | + WMI_AP_PS_UAPSD_AC0_TRIGGER_EN; + + + if (sta->max_sp < MAX_WMI_AP_PS_PEER_PARAM_MAX_SP) + max_sp = sta->max_sp; + + ret = ath10k_wmi_set_ap_ps_param(ar, arvif->vdev_id, + sta->addr, + WMI_AP_PS_PEER_PARAM_UAPSD, + uapsd); + if (ret) { + ath10k_warn("failed to set ap ps peer param uapsd for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_wmi_set_ap_ps_param(ar, arvif->vdev_id, + sta->addr, + WMI_AP_PS_PEER_PARAM_MAX_SP, + max_sp); + if (ret) { + ath10k_warn("failed to set ap ps peer param max sp for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + /* TODO setup this based on STA listen interval and + beacon interval. Currently we don't know + sta->listen_interval - mac80211 patch required. + Currently use 10 seconds */ + ret = ath10k_wmi_set_ap_ps_param(ar, arvif->vdev_id, sta->addr, + WMI_AP_PS_PEER_PARAM_AGEOUT_TIME, 10); + if (ret) { + ath10k_warn("failed to set ap ps peer param ageout time for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + return 0; +} + +static void ath10k_peer_assoc_h_vht(struct ath10k *ar, + struct ieee80211_sta *sta, + struct wmi_peer_assoc_complete_arg *arg) +{ + const struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap; + u8 ampdu_factor; + + if (!vht_cap->vht_supported) + return; + + arg->peer_flags |= WMI_PEER_VHT; + arg->peer_vht_caps = vht_cap->cap; + + + ampdu_factor = (vht_cap->cap & + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT; + + /* Workaround: Some Netgear/Linksys 11ac APs set Rx A-MPDU factor to + * zero in VHT IE. Using it would result in degraded throughput. + * arg->peer_max_mpdu at this point contains HT max_mpdu so keep + * it if VHT max_mpdu is smaller. */ + arg->peer_max_mpdu = max(arg->peer_max_mpdu, + (1U << (IEEE80211_HT_MAX_AMPDU_FACTOR + + ampdu_factor)) - 1); + + if (sta->bandwidth == IEEE80211_STA_RX_BW_80) + arg->peer_flags |= WMI_PEER_80MHZ; + + arg->peer_vht_rates.rx_max_rate = + __le16_to_cpu(vht_cap->vht_mcs.rx_highest); + arg->peer_vht_rates.rx_mcs_set = + __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map); + arg->peer_vht_rates.tx_max_rate = + __le16_to_cpu(vht_cap->vht_mcs.tx_highest); + arg->peer_vht_rates.tx_mcs_set = + __le16_to_cpu(vht_cap->vht_mcs.tx_mcs_map); + + ath10k_dbg(ATH10K_DBG_MAC, "mac vht peer %pM max_mpdu %d flags 0x%x\n", + sta->addr, arg->peer_max_mpdu, arg->peer_flags); +} + +static void ath10k_peer_assoc_h_qos(struct ath10k *ar, + struct ath10k_vif *arvif, + struct ieee80211_sta *sta, + struct ieee80211_bss_conf *bss_conf, + struct wmi_peer_assoc_complete_arg *arg) +{ + switch (arvif->vdev_type) { + case WMI_VDEV_TYPE_AP: + if (sta->wme) + arg->peer_flags |= WMI_PEER_QOS; + + if (sta->wme && sta->uapsd_queues) { + arg->peer_flags |= WMI_PEER_APSD; + arg->peer_rate_caps |= WMI_RC_UAPSD_FLAG; + } + break; + case WMI_VDEV_TYPE_STA: + if (bss_conf->qos) + arg->peer_flags |= WMI_PEER_QOS; + break; + default: + break; + } +} + +static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, + struct ath10k_vif *arvif, + struct ieee80211_sta *sta, + struct wmi_peer_assoc_complete_arg *arg) +{ + enum wmi_phy_mode phymode = MODE_UNKNOWN; + + switch (ar->hw->conf.chandef.chan->band) { + case IEEE80211_BAND_2GHZ: + if (sta->ht_cap.ht_supported) { + if (sta->bandwidth == IEEE80211_STA_RX_BW_40) + phymode = MODE_11NG_HT40; + else + phymode = MODE_11NG_HT20; + } else { + phymode = MODE_11G; + } + + break; + case IEEE80211_BAND_5GHZ: + /* + * Check VHT first. + */ + if (sta->vht_cap.vht_supported) { + if (sta->bandwidth == IEEE80211_STA_RX_BW_80) + phymode = MODE_11AC_VHT80; + else if (sta->bandwidth == IEEE80211_STA_RX_BW_40) + phymode = MODE_11AC_VHT40; + else if (sta->bandwidth == IEEE80211_STA_RX_BW_20) + phymode = MODE_11AC_VHT20; + } else if (sta->ht_cap.ht_supported) { + if (sta->bandwidth == IEEE80211_STA_RX_BW_40) + phymode = MODE_11NA_HT40; + else + phymode = MODE_11NA_HT20; + } else { + phymode = MODE_11A; + } + + break; + default: + break; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac peer %pM phymode %s\n", + sta->addr, ath10k_wmi_phymode_str(phymode)); + + arg->peer_phymode = phymode; + WARN_ON(phymode == MODE_UNKNOWN); +} + +static int ath10k_peer_assoc_prepare(struct ath10k *ar, + struct ath10k_vif *arvif, + struct ieee80211_sta *sta, + struct ieee80211_bss_conf *bss_conf, + struct wmi_peer_assoc_complete_arg *arg) +{ + lockdep_assert_held(&ar->conf_mutex); + + memset(arg, 0, sizeof(*arg)); + + ath10k_peer_assoc_h_basic(ar, arvif, sta, bss_conf, arg); + ath10k_peer_assoc_h_crypto(ar, arvif, arg); + ath10k_peer_assoc_h_rates(ar, sta, arg); + ath10k_peer_assoc_h_ht(ar, sta, arg); + ath10k_peer_assoc_h_vht(ar, sta, arg); + ath10k_peer_assoc_h_qos(ar, arvif, sta, bss_conf, arg); + ath10k_peer_assoc_h_phymode(ar, arvif, sta, arg); + + return 0; +} + +static const u32 ath10k_smps_map[] = { + [WLAN_HT_CAP_SM_PS_STATIC] = WMI_PEER_SMPS_STATIC, + [WLAN_HT_CAP_SM_PS_DYNAMIC] = WMI_PEER_SMPS_DYNAMIC, + [WLAN_HT_CAP_SM_PS_INVALID] = WMI_PEER_SMPS_PS_NONE, + [WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE, +}; + +static int ath10k_setup_peer_smps(struct ath10k *ar, struct ath10k_vif *arvif, + const u8 *addr, + const struct ieee80211_sta_ht_cap *ht_cap) +{ + int smps; + + if (!ht_cap->ht_supported) + return 0; + + smps = ht_cap->cap & IEEE80211_HT_CAP_SM_PS; + smps >>= IEEE80211_HT_CAP_SM_PS_SHIFT; + + if (smps >= ARRAY_SIZE(ath10k_smps_map)) + return -EINVAL; + + return ath10k_wmi_peer_set_param(ar, arvif->vdev_id, addr, + WMI_PEER_SMPS_STATE, + ath10k_smps_map[smps]); +} + +/* can be called only in mac80211 callbacks due to `key_count` usage */ +static void ath10k_bss_assoc(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss_conf) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ieee80211_sta_ht_cap ht_cap; + struct wmi_peer_assoc_complete_arg peer_arg; + struct ieee80211_sta *ap_sta; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + rcu_read_lock(); + + ap_sta = ieee80211_find_sta(vif, bss_conf->bssid); + if (!ap_sta) { + ath10k_warn("failed to find station entry for bss %pM vdev %i\n", + bss_conf->bssid, arvif->vdev_id); + rcu_read_unlock(); + return; + } + + /* ap_sta must be accessed only within rcu section which must be left + * before calling ath10k_setup_peer_smps() which might sleep. */ + ht_cap = ap_sta->ht_cap; + + ret = ath10k_peer_assoc_prepare(ar, arvif, ap_sta, + bss_conf, &peer_arg); + if (ret) { + ath10k_warn("failed to prepare peer assoc for %pM vdev %i: %d\n", + bss_conf->bssid, arvif->vdev_id, ret); + rcu_read_unlock(); + return; + } + + rcu_read_unlock(); + + ret = ath10k_wmi_peer_assoc(ar, &peer_arg); + if (ret) { + ath10k_warn("failed to run peer assoc for %pM vdev %i: %d\n", + bss_conf->bssid, arvif->vdev_id, ret); + return; + } + + ret = ath10k_setup_peer_smps(ar, arvif, bss_conf->bssid, &ht_cap); + if (ret) { + ath10k_warn("failed to setup peer SMPS for vdev %i: %d\n", + arvif->vdev_id, ret); + return; + } + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d up (associated) bssid %pM aid %d\n", + arvif->vdev_id, bss_conf->bssid, bss_conf->aid); + + arvif->aid = bss_conf->aid; + memcpy(arvif->bssid, bss_conf->bssid, ETH_ALEN); + + ret = ath10k_wmi_vdev_up(ar, arvif->vdev_id, arvif->aid, arvif->bssid); + if (ret) { + ath10k_warn("failed to set vdev %d up: %d\n", + arvif->vdev_id, ret); + return; + } + + arvif->is_up = true; +} + +/* + * FIXME: flush TIDs + */ +static void ath10k_bss_disassoc(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + /* + * For some reason, calling VDEV-DOWN before VDEV-STOP + * makes the FW to send frames via HTT after disassociation. + * No idea why this happens, even though VDEV-DOWN is supposed + * to be analogous to link down, so just stop the VDEV. + */ + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d stop (disassociated\n", + arvif->vdev_id); + + /* FIXME: check return value */ + ret = ath10k_vdev_stop(arvif); + + /* + * If we don't call VDEV-DOWN after VDEV-STOP FW will remain active and + * report beacons from previously associated network through HTT. + * This in turn would spam mac80211 WARN_ON if we bring down all + * interfaces as it expects there is no rx when no interface is + * running. + */ + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d down\n", arvif->vdev_id); + + /* FIXME: why don't we print error if wmi call fails? */ + ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id); + + arvif->def_wep_key_idx = 0; + + arvif->is_started = false; + arvif->is_up = false; +} + +static int ath10k_station_assoc(struct ath10k *ar, struct ath10k_vif *arvif, + struct ieee80211_sta *sta, bool reassoc) +{ + struct wmi_peer_assoc_complete_arg peer_arg; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_peer_assoc_prepare(ar, arvif, sta, NULL, &peer_arg); + if (ret) { + ath10k_warn("failed to prepare WMI peer assoc for %pM vdev %i: %i\n", + sta->addr, arvif->vdev_id, ret); + return ret; + } + + peer_arg.peer_reassoc = reassoc; + ret = ath10k_wmi_peer_assoc(ar, &peer_arg); + if (ret) { + ath10k_warn("failed to run peer assoc for STA %pM vdev %i: %d\n", + sta->addr, arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_setup_peer_smps(ar, arvif, sta->addr, &sta->ht_cap); + if (ret) { + ath10k_warn("failed to setup peer SMPS for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + + if (!sta->wme) { + arvif->num_legacy_stations++; + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) { + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + ret = ath10k_install_peer_wep_keys(arvif, sta->addr); + if (ret) { + ath10k_warn("failed to install peer wep keys for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + ret = ath10k_peer_assoc_qos_ap(ar, arvif, sta); + if (ret) { + ath10k_warn("failed to set qos params for STA %pM for vdev %i: %d\n", + sta->addr, arvif->vdev_id, ret); + return ret; + } + + return ret; +} + +static int ath10k_station_disassoc(struct ath10k *ar, struct ath10k_vif *arvif, + struct ieee80211_sta *sta) +{ + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + if (!sta->wme) { + arvif->num_legacy_stations--; + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) { + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + return ret; + } + } + + ret = ath10k_clear_peer_keys(arvif, sta->addr); + if (ret) { + ath10k_warn("failed to clear all peer wep keys for vdev %i: %d\n", + arvif->vdev_id, ret); + return ret; + } + + return ret; +} + +/**************/ +/* Regulatory */ +/**************/ + +static int ath10k_update_channel_list(struct ath10k *ar) +{ + struct ieee80211_hw *hw = ar->hw; + struct ieee80211_supported_band **bands; + enum ieee80211_band band; + struct ieee80211_channel *channel; + struct wmi_scan_chan_list_arg arg = {0}; + struct wmi_channel_arg *ch; + bool passive; + int len; + int ret; + int i; + + lockdep_assert_held(&ar->conf_mutex); + + bands = hw->wiphy->bands; + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + if (!bands[band]) + continue; + + for (i = 0; i < bands[band]->n_channels; i++) { + if (bands[band]->channels[i].flags & + IEEE80211_CHAN_DISABLED) + continue; + + arg.n_channels++; + } + } + + len = sizeof(struct wmi_channel_arg) * arg.n_channels; + arg.channels = kzalloc(len, GFP_KERNEL); + if (!arg.channels) + return -ENOMEM; + + ch = arg.channels; + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + if (!bands[band]) + continue; + + for (i = 0; i < bands[band]->n_channels; i++) { + channel = &bands[band]->channels[i]; + + if (channel->flags & IEEE80211_CHAN_DISABLED) + continue; + + ch->allow_ht = true; + + /* FIXME: when should we really allow VHT? */ + ch->allow_vht = true; + + ch->allow_ibss = + !(channel->flags & IEEE80211_CHAN_NO_IR); + + ch->ht40plus = + !(channel->flags & IEEE80211_CHAN_NO_HT40PLUS); + + ch->chan_radar = + !!(channel->flags & IEEE80211_CHAN_RADAR); + + passive = channel->flags & IEEE80211_CHAN_NO_IR; + ch->passive = passive; + + ch->freq = channel->center_freq; + ch->min_power = 0; + ch->max_power = channel->max_power * 2; + ch->max_reg_power = channel->max_reg_power * 2; + ch->max_antenna_gain = channel->max_antenna_gain * 2; + ch->reg_class_id = 0; /* FIXME */ + + /* FIXME: why use only legacy modes, why not any + * HT/VHT modes? Would that even make any + * difference? */ + if (channel->band == IEEE80211_BAND_2GHZ) + ch->mode = MODE_11G; + else + ch->mode = MODE_11A; + + if (WARN_ON_ONCE(ch->mode == MODE_UNKNOWN)) + continue; + + ath10k_dbg(ATH10K_DBG_WMI, + "mac channel [%zd/%d] freq %d maxpower %d regpower %d antenna %d mode %d\n", + ch - arg.channels, arg.n_channels, + ch->freq, ch->max_power, ch->max_reg_power, + ch->max_antenna_gain, ch->mode); + + ch++; + } + } + + ret = ath10k_wmi_scan_chan_list(ar, &arg); + kfree(arg.channels); + + return ret; +} + +static enum wmi_dfs_region +ath10k_mac_get_dfs_region(enum nl80211_dfs_regions dfs_region) +{ + switch (dfs_region) { + case NL80211_DFS_UNSET: + return WMI_UNINIT_DFS_DOMAIN; + case NL80211_DFS_FCC: + return WMI_FCC_DFS_DOMAIN; + case NL80211_DFS_ETSI: + return WMI_ETSI_DFS_DOMAIN; + case NL80211_DFS_JP: + return WMI_MKK4_DFS_DOMAIN; + } + return WMI_UNINIT_DFS_DOMAIN; +} + +static void ath10k_regd_update(struct ath10k *ar) +{ + struct reg_dmn_pair_mapping *regpair; + int ret; + enum wmi_dfs_region wmi_dfs_reg; + enum nl80211_dfs_regions nl_dfs_reg; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_update_channel_list(ar); + if (ret) + ath10k_warn("failed to update channel list: %d\n", ret); + + regpair = ar->ath_common.regulatory.regpair; + + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { + nl_dfs_reg = ar->dfs_detector->region; + wmi_dfs_reg = ath10k_mac_get_dfs_region(nl_dfs_reg); + } else { + wmi_dfs_reg = WMI_UNINIT_DFS_DOMAIN; + } + + /* Target allows setting up per-band regdomain but ath_common provides + * a combined one only */ + ret = ath10k_wmi_pdev_set_regdomain(ar, + regpair->reg_domain, + regpair->reg_domain, /* 2ghz */ + regpair->reg_domain, /* 5ghz */ + regpair->reg_2ghz_ctl, + regpair->reg_5ghz_ctl, + wmi_dfs_reg); + if (ret) + ath10k_warn("failed to set pdev regdomain: %d\n", ret); +} + +static void ath10k_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct ath10k *ar = hw->priv; + bool result; + + ath_reg_notifier_apply(wiphy, request, &ar->ath_common.regulatory); + + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { + ath10k_dbg(ATH10K_DBG_REGULATORY, "dfs region 0x%x\n", + request->dfs_region); + result = ar->dfs_detector->set_dfs_domain(ar->dfs_detector, + request->dfs_region); + if (!result) + ath10k_warn("DFS region 0x%X not supported, will trigger radar for every pulse\n", + request->dfs_region); + } + + mutex_lock(&ar->conf_mutex); + if (ar->state == ATH10K_STATE_ON) + ath10k_regd_update(ar); + mutex_unlock(&ar->conf_mutex); +} + +/***************/ +/* TX handlers */ +/***************/ + +static u8 ath10k_tx_h_get_tid(struct ieee80211_hdr *hdr) +{ + if (ieee80211_is_mgmt(hdr->frame_control)) + return HTT_DATA_TX_EXT_TID_MGMT; + + if (!ieee80211_is_data_qos(hdr->frame_control)) + return HTT_DATA_TX_EXT_TID_NON_QOS_MCAST_BCAST; + + if (!is_unicast_ether_addr(ieee80211_get_DA(hdr))) + return HTT_DATA_TX_EXT_TID_NON_QOS_MCAST_BCAST; + + return ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK; +} + +static u8 ath10k_tx_h_get_vdev_id(struct ath10k *ar, + struct ieee80211_tx_info *info) +{ + if (info->control.vif) + return ath10k_vif_to_arvif(info->control.vif)->vdev_id; + + if (ar->monitor_started) + return ar->monitor_vdev_id; + + ath10k_warn("failed to resolve vdev id\n"); + return 0; +} + +/* + * Frames sent to the FW have to be in "Native Wifi" format. + * Strip the QoS field from the 802.11 header. + */ +static void ath10k_tx_h_qos_workaround(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (void *)skb->data; + u8 *qos_ctl; + + if (!ieee80211_is_data_qos(hdr->frame_control)) + return; + + qos_ctl = ieee80211_get_qos_ctl(hdr); + memmove(skb->data + IEEE80211_QOS_CTL_LEN, + skb->data, (void *)qos_ctl - (void *)skb->data); + skb_pull(skb, IEEE80211_QOS_CTL_LEN); +} + +static void ath10k_tx_wep_key_work(struct work_struct *work) +{ + struct ath10k_vif *arvif = container_of(work, struct ath10k_vif, + wep_key_work); + int ret, keyidx = arvif->def_wep_key_newidx; + + mutex_lock(&arvif->ar->conf_mutex); + + if (arvif->ar->state != ATH10K_STATE_ON) + goto unlock; + + if (arvif->def_wep_key_idx == keyidx) + goto unlock; + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d set keyidx %d\n", + arvif->vdev_id, keyidx); + + ret = ath10k_wmi_vdev_set_param(arvif->ar, + arvif->vdev_id, + arvif->ar->wmi.vdev_param->def_keyid, + keyidx); + if (ret) { + ath10k_warn("failed to update wep key index for vdev %d: %d\n", + arvif->vdev_id, + ret); + goto unlock; + } + + arvif->def_wep_key_idx = keyidx; + +unlock: + mutex_unlock(&arvif->ar->conf_mutex); +} + +static void ath10k_tx_h_update_wep_key(struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k *ar = arvif->ar; + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ieee80211_key_conf *key = info->control.hw_key; + + if (!ieee80211_has_protected(hdr->frame_control)) + return; + + if (!key) + return; + + if (key->cipher != WLAN_CIPHER_SUITE_WEP40 && + key->cipher != WLAN_CIPHER_SUITE_WEP104) + return; + + if (key->keyidx == arvif->def_wep_key_idx) + return; + + /* FIXME: Most likely a few frames will be TXed with an old key. Simply + * queueing frames until key index is updated is not an option because + * sk_buff may need more processing to be done, e.g. offchannel */ + arvif->def_wep_key_newidx = key->keyidx; + ieee80211_queue_work(ar->hw, &arvif->wep_key_work); +} + +static void ath10k_tx_h_add_p2p_noa_ie(struct ath10k *ar, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_vif *vif = info->control.vif; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + /* This is case only for P2P_GO */ + if (arvif->vdev_type != WMI_VDEV_TYPE_AP || + arvif->vdev_subtype != WMI_VDEV_SUBTYPE_P2P_GO) + return; + + if (unlikely(ieee80211_is_probe_resp(hdr->frame_control))) { + spin_lock_bh(&ar->data_lock); + if (arvif->u.ap.noa_data) + if (!pskb_expand_head(skb, 0, arvif->u.ap.noa_len, + GFP_ATOMIC)) + memcpy(skb_put(skb, arvif->u.ap.noa_len), + arvif->u.ap.noa_data, + arvif->u.ap.noa_len); + spin_unlock_bh(&ar->data_lock); + } +} + +static void ath10k_tx_htt(struct ath10k *ar, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + int ret = 0; + + if (ar->htt.target_version_major >= 3) { + /* Since HTT 3.0 there is no separate mgmt tx command */ + ret = ath10k_htt_tx(&ar->htt, skb); + goto exit; + } + + if (ieee80211_is_mgmt(hdr->frame_control)) { + if (test_bit(ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX, + ar->fw_features)) { + if (skb_queue_len(&ar->wmi_mgmt_tx_queue) >= + ATH10K_MAX_NUM_MGMT_PENDING) { + ath10k_warn("reached WMI management tranmist queue limit\n"); + ret = -EBUSY; + goto exit; + } + + skb_queue_tail(&ar->wmi_mgmt_tx_queue, skb); + ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); + } else { + ret = ath10k_htt_mgmt_tx(&ar->htt, skb); + } + } else if (!test_bit(ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX, + ar->fw_features) && + ieee80211_is_nullfunc(hdr->frame_control)) { + /* FW does not report tx status properly for NullFunc frames + * unless they are sent through mgmt tx path. mac80211 sends + * those frames when it detects link/beacon loss and depends + * on the tx status to be correct. */ + ret = ath10k_htt_mgmt_tx(&ar->htt, skb); + } else { + ret = ath10k_htt_tx(&ar->htt, skb); + } + +exit: + if (ret) { + ath10k_warn("failed to transmit packet, dropping: %d\n", ret); + ieee80211_free_txskb(ar->hw, skb); + } +} + +void ath10k_offchan_tx_purge(struct ath10k *ar) +{ + struct sk_buff *skb; + + for (;;) { + skb = skb_dequeue(&ar->offchan_tx_queue); + if (!skb) + break; + + ieee80211_free_txskb(ar->hw, skb); + } +} + +void ath10k_offchan_tx_work(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, offchan_tx_work); + struct ath10k_peer *peer; + struct ieee80211_hdr *hdr; + struct sk_buff *skb; + const u8 *peer_addr; + int vdev_id; + int ret; + + /* FW requirement: We must create a peer before FW will send out + * an offchannel frame. Otherwise the frame will be stuck and + * never transmitted. We delete the peer upon tx completion. + * It is unlikely that a peer for offchannel tx will already be + * present. However it may be in some rare cases so account for that. + * Otherwise we might remove a legitimate peer and break stuff. */ + + for (;;) { + skb = skb_dequeue(&ar->offchan_tx_queue); + if (!skb) + break; + + mutex_lock(&ar->conf_mutex); + + ath10k_dbg(ATH10K_DBG_MAC, "mac offchannel skb %p\n", + skb); + + hdr = (struct ieee80211_hdr *)skb->data; + peer_addr = ieee80211_get_DA(hdr); + vdev_id = ATH10K_SKB_CB(skb)->vdev_id; + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, vdev_id, peer_addr); + spin_unlock_bh(&ar->data_lock); + + if (peer) + /* FIXME: should this use ath10k_warn()? */ + ath10k_dbg(ATH10K_DBG_MAC, "peer %pM on vdev %d already present\n", + peer_addr, vdev_id); + + if (!peer) { + ret = ath10k_peer_create(ar, vdev_id, peer_addr); + if (ret) + ath10k_warn("failed to create peer %pM on vdev %d: %d\n", + peer_addr, vdev_id, ret); + } + + spin_lock_bh(&ar->data_lock); + reinit_completion(&ar->offchan_tx_completed); + ar->offchan_tx_skb = skb; + spin_unlock_bh(&ar->data_lock); + + ath10k_tx_htt(ar, skb); + + ret = wait_for_completion_timeout(&ar->offchan_tx_completed, + 3 * HZ); + if (ret <= 0) + ath10k_warn("timed out waiting for offchannel skb %p\n", + skb); + + if (!peer) { + ret = ath10k_peer_delete(ar, vdev_id, peer_addr); + if (ret) + ath10k_warn("failed to delete peer %pM on vdev %d: %d\n", + peer_addr, vdev_id, ret); + } + + mutex_unlock(&ar->conf_mutex); + } +} + +void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar) +{ + struct sk_buff *skb; + + for (;;) { + skb = skb_dequeue(&ar->wmi_mgmt_tx_queue); + if (!skb) + break; + + ieee80211_free_txskb(ar->hw, skb); + } +} + +void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, wmi_mgmt_tx_work); + struct sk_buff *skb; + int ret; + + for (;;) { + skb = skb_dequeue(&ar->wmi_mgmt_tx_queue); + if (!skb) + break; + + ret = ath10k_wmi_mgmt_tx(ar, skb); + if (ret) { + ath10k_warn("failed to transmit management frame via WMI: %d\n", + ret); + ieee80211_free_txskb(ar->hw, skb); + } + } +} + +/************/ +/* Scanning */ +/************/ + +/* + * This gets called if we dont get a heart-beat during scan. + * This may indicate the FW has hung and we need to abort the + * scan manually to prevent cancel_hw_scan() from deadlocking + */ +void ath10k_reset_scan(unsigned long ptr) +{ + struct ath10k *ar = (struct ath10k *)ptr; + + spin_lock_bh(&ar->data_lock); + if (!ar->scan.in_progress) { + spin_unlock_bh(&ar->data_lock); + return; + } + + ath10k_warn("scan timed out, firmware problem?\n"); + + if (ar->scan.is_roc) + ieee80211_remain_on_channel_expired(ar->hw); + else + ieee80211_scan_completed(ar->hw, 1 /* aborted */); + + ar->scan.in_progress = false; + complete_all(&ar->scan.completed); + spin_unlock_bh(&ar->data_lock); +} + +static int ath10k_abort_scan(struct ath10k *ar) +{ + struct wmi_stop_scan_arg arg = { + .req_id = 1, /* FIXME */ + .req_type = WMI_SCAN_STOP_ONE, + .u.scan_id = ATH10K_SCAN_ID, + }; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + del_timer_sync(&ar->scan.timeout); + + spin_lock_bh(&ar->data_lock); + if (!ar->scan.in_progress) { + spin_unlock_bh(&ar->data_lock); + return 0; + } + + ar->scan.aborting = true; + spin_unlock_bh(&ar->data_lock); + + ret = ath10k_wmi_stop_scan(ar, &arg); + if (ret) { + ath10k_warn("failed to stop wmi scan: %d\n", ret); + spin_lock_bh(&ar->data_lock); + ar->scan.in_progress = false; + ath10k_offchan_tx_purge(ar); + spin_unlock_bh(&ar->data_lock); + return -EIO; + } + + ret = wait_for_completion_timeout(&ar->scan.completed, 3*HZ); + if (ret == 0) + ath10k_warn("timed out while waiting for scan to stop\n"); + + /* scan completion may be done right after we timeout here, so let's + * check the in_progress and tell mac80211 scan is completed. if we + * don't do that and FW fails to send us scan completion indication + * then userspace won't be able to scan anymore */ + ret = 0; + + spin_lock_bh(&ar->data_lock); + if (ar->scan.in_progress) { + ath10k_warn("failed to stop scan, it's still in progress\n"); + ar->scan.in_progress = false; + ath10k_offchan_tx_purge(ar); + ret = -ETIMEDOUT; + } + spin_unlock_bh(&ar->data_lock); + + return ret; +} + +static int ath10k_start_scan(struct ath10k *ar, + const struct wmi_start_scan_arg *arg) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ret = ath10k_wmi_start_scan(ar, arg); + if (ret) + return ret; + + ret = wait_for_completion_timeout(&ar->scan.started, 1*HZ); + if (ret == 0) { + ath10k_abort_scan(ar); + return ret; + } + + /* the scan can complete earlier, before we even + * start the timer. in that case the timer handler + * checks ar->scan.in_progress and bails out if its + * false. Add a 200ms margin to account event/command + * processing. */ + mod_timer(&ar->scan.timeout, jiffies + + msecs_to_jiffies(arg->max_scan_time+200)); + return 0; +} + +/**********************/ +/* mac80211 callbacks */ +/**********************/ + +static void ath10k_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ath10k *ar = hw->priv; + u8 tid, vdev_id; + + /* We should disable CCK RATE due to P2P */ + if (info->flags & IEEE80211_TX_CTL_NO_CCK_RATE) + ath10k_dbg(ATH10K_DBG_MAC, "IEEE80211_TX_CTL_NO_CCK_RATE\n"); + + /* we must calculate tid before we apply qos workaround + * as we'd lose the qos control field */ + tid = ath10k_tx_h_get_tid(hdr); + vdev_id = ath10k_tx_h_get_vdev_id(ar, info); + + /* it makes no sense to process injected frames like that */ + if (info->control.vif && + info->control.vif->type != NL80211_IFTYPE_MONITOR) { + ath10k_tx_h_qos_workaround(hw, control, skb); + ath10k_tx_h_update_wep_key(skb); + ath10k_tx_h_add_p2p_noa_ie(ar, skb); + ath10k_tx_h_seq_no(skb); + } + + ATH10K_SKB_CB(skb)->vdev_id = vdev_id; + ATH10K_SKB_CB(skb)->htt.is_offchan = false; + ATH10K_SKB_CB(skb)->htt.tid = tid; + + if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN) { + spin_lock_bh(&ar->data_lock); + ATH10K_SKB_CB(skb)->htt.is_offchan = true; + ATH10K_SKB_CB(skb)->vdev_id = ar->scan.vdev_id; + spin_unlock_bh(&ar->data_lock); + + ath10k_dbg(ATH10K_DBG_MAC, "queued offchannel skb %p\n", skb); + + skb_queue_tail(&ar->offchan_tx_queue, skb); + ieee80211_queue_work(hw, &ar->offchan_tx_work); + return; + } + + ath10k_tx_htt(ar, skb); +} + +/* Must not be called with conf_mutex held as workers can use that also. */ +static void ath10k_drain_tx(struct ath10k *ar) +{ + /* make sure rcu-protected mac80211 tx path itself is drained */ + synchronize_net(); + + ath10k_offchan_tx_purge(ar); + ath10k_mgmt_over_wmi_tx_purge(ar); + + cancel_work_sync(&ar->offchan_tx_work); + cancel_work_sync(&ar->wmi_mgmt_tx_work); +} + +void ath10k_halt(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + + lockdep_assert_held(&ar->conf_mutex); + + if (ath10k_monitor_is_enabled(ar)) { + clear_bit(ATH10K_CAC_RUNNING, &ar->dev_flags); + ar->promisc = false; + ar->monitor = false; + ath10k_monitor_stop(ar); + } + + del_timer_sync(&ar->scan.timeout); + ath10k_reset_scan((unsigned long)ar); + ath10k_peer_cleanup_all(ar); + ath10k_core_stop(ar); + ath10k_hif_power_down(ar); + + spin_lock_bh(&ar->data_lock); + list_for_each_entry(arvif, &ar->arvifs, list) { + if (!arvif->beacon) + continue; + + dma_unmap_single(arvif->ar->dev, + ATH10K_SKB_CB(arvif->beacon)->paddr, + arvif->beacon->len, DMA_TO_DEVICE); + dev_kfree_skb_any(arvif->beacon); + arvif->beacon = NULL; + } + spin_unlock_bh(&ar->data_lock); +} + +static int ath10k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) +{ + struct ath10k *ar = hw->priv; + + mutex_lock(&ar->conf_mutex); + + if (ar->cfg_tx_chainmask) { + *tx_ant = ar->cfg_tx_chainmask; + *rx_ant = ar->cfg_rx_chainmask; + } else { + *tx_ant = ar->supp_tx_chainmask; + *rx_ant = ar->supp_rx_chainmask; + } + + mutex_unlock(&ar->conf_mutex); + + return 0; +} + +static int __ath10k_set_antenna(struct ath10k *ar, u32 tx_ant, u32 rx_ant) +{ + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ar->cfg_tx_chainmask = tx_ant; + ar->cfg_rx_chainmask = rx_ant; + + if ((ar->state != ATH10K_STATE_ON) && + (ar->state != ATH10K_STATE_RESTARTED)) + return 0; + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->tx_chain_mask, + tx_ant); + if (ret) { + ath10k_warn("failed to set tx-chainmask: %d, req 0x%x\n", + ret, tx_ant); + return ret; + } + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->rx_chain_mask, + rx_ant); + if (ret) { + ath10k_warn("failed to set rx-chainmask: %d, req 0x%x\n", + ret, rx_ant); + return ret; + } + + return 0; +} + +static int ath10k_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + ret = __ath10k_set_antenna(ar, tx_ant, rx_ant); + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_start(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + int ret = 0; + + /* + * This makes sense only when restarting hw. It is harmless to call + * uncoditionally. This is necessary to make sure no HTT/WMI tx + * commands will be submitted while restarting. + */ + ath10k_drain_tx(ar); + + mutex_lock(&ar->conf_mutex); + + switch (ar->state) { + case ATH10K_STATE_OFF: + ar->state = ATH10K_STATE_ON; + break; + case ATH10K_STATE_RESTARTING: + ath10k_halt(ar); + ar->state = ATH10K_STATE_RESTARTED; + break; + case ATH10K_STATE_ON: + case ATH10K_STATE_RESTARTED: + case ATH10K_STATE_WEDGED: + WARN_ON(1); + ret = -EINVAL; + goto err; + } + + ret = ath10k_hif_power_up(ar); + if (ret) { + ath10k_err("Could not init hif: %d\n", ret); + goto err_off; + } + + ret = ath10k_core_start(ar); + if (ret) { + ath10k_err("Could not init core: %d\n", ret); + goto err_power_down; + } + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->pmf_qos, 1); + if (ret) { + ath10k_warn("failed to enable PMF QOS: %d\n", ret); + goto err_core_stop; + } + + ret = ath10k_wmi_pdev_set_param(ar, ar->wmi.pdev_param->dynamic_bw, 1); + if (ret) { + ath10k_warn("failed to enable dynamic BW: %d\n", ret); + goto err_core_stop; + } + + if (ar->cfg_tx_chainmask) + __ath10k_set_antenna(ar, ar->cfg_tx_chainmask, + ar->cfg_rx_chainmask); + + /* + * By default FW set ARP frames ac to voice (6). In that case ARP + * exchange is not working properly for UAPSD enabled AP. ARP requests + * which arrives with access category 0 are processed by network stack + * and send back with access category 0, but FW changes access category + * to 6. Set ARP frames access category to best effort (0) solves + * this problem. + */ + + ret = ath10k_wmi_pdev_set_param(ar, + ar->wmi.pdev_param->arp_ac_override, 0); + if (ret) { + ath10k_warn("failed to set arp ac override parameter: %d\n", + ret); + goto err_core_stop; + } + + ar->num_started_vdevs = 0; + ath10k_regd_update(ar); + + mutex_unlock(&ar->conf_mutex); + return 0; + +err_core_stop: + ath10k_core_stop(ar); + +err_power_down: + ath10k_hif_power_down(ar); + +err_off: + ar->state = ATH10K_STATE_OFF; + +err: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static void ath10k_stop(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + + ath10k_drain_tx(ar); + + mutex_lock(&ar->conf_mutex); + if (ar->state != ATH10K_STATE_OFF) { + ath10k_halt(ar); + ar->state = ATH10K_STATE_OFF; + } + mutex_unlock(&ar->conf_mutex); + + cancel_work_sync(&ar->restart_work); +} + +static int ath10k_config_ps(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + list_for_each_entry(arvif, &ar->arvifs, list) { + ret = ath10k_mac_vif_setup_ps(arvif); + if (ret) { + ath10k_warn("failed to setup powersave: %d\n", ret); + break; + } + } + + return ret; +} + +static const char *chandef_get_width(enum nl80211_chan_width width) +{ + switch (width) { + case NL80211_CHAN_WIDTH_20_NOHT: + return "20 (noht)"; + case NL80211_CHAN_WIDTH_20: + return "20"; + case NL80211_CHAN_WIDTH_40: + return "40"; + case NL80211_CHAN_WIDTH_80: + return "80"; + case NL80211_CHAN_WIDTH_80P80: + return "80+80"; + case NL80211_CHAN_WIDTH_160: + return "160"; + case NL80211_CHAN_WIDTH_5: + return "5"; + case NL80211_CHAN_WIDTH_10: + return "10"; + } + return "?"; +} + +static void ath10k_config_chan(struct ath10k *ar) +{ + struct ath10k_vif *arvif; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + ath10k_dbg(ATH10K_DBG_MAC, + "mac config channel to %dMHz (cf1 %dMHz cf2 %dMHz width %s)\n", + ar->chandef.chan->center_freq, + ar->chandef.center_freq1, + ar->chandef.center_freq2, + chandef_get_width(ar->chandef.width)); + + /* First stop monitor interface. Some FW versions crash if there's a + * lone monitor interface. */ + if (ar->monitor_started) + ath10k_monitor_vdev_stop(ar); + + list_for_each_entry(arvif, &ar->arvifs, list) { + if (!arvif->is_started) + continue; + + if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) + continue; + + ret = ath10k_vdev_stop(arvif); + if (ret) { + ath10k_warn("failed to stop vdev %d: %d\n", + arvif->vdev_id, ret); + continue; + } + } + + /* all vdevs are now stopped - now attempt to restart them */ + + list_for_each_entry(arvif, &ar->arvifs, list) { + if (!arvif->is_started) + continue; + + if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) + continue; + + ret = ath10k_vdev_start(arvif); + if (ret) { + ath10k_warn("failed to start vdev %d: %d\n", + arvif->vdev_id, ret); + continue; + } + + if (!arvif->is_up) + continue; + + ret = ath10k_wmi_vdev_up(arvif->ar, arvif->vdev_id, arvif->aid, + arvif->bssid); + if (ret) { + ath10k_warn("failed to bring vdev up %d: %d\n", + arvif->vdev_id, ret); + continue; + } + } + + if (ath10k_monitor_is_enabled(ar)) + ath10k_monitor_vdev_start(ar, ar->monitor_vdev_id); +} + +static int ath10k_config(struct ieee80211_hw *hw, u32 changed) +{ + struct ath10k *ar = hw->priv; + struct ieee80211_conf *conf = &hw->conf; + int ret = 0; + u32 param; + + mutex_lock(&ar->conf_mutex); + + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac config channel %dMHz flags 0x%x radar %d\n", + conf->chandef.chan->center_freq, + conf->chandef.chan->flags, + conf->radar_enabled); + + spin_lock_bh(&ar->data_lock); + ar->rx_channel = conf->chandef.chan; + spin_unlock_bh(&ar->data_lock); + + ar->radar_enabled = conf->radar_enabled; + ath10k_recalc_radar_detection(ar); + + if (!cfg80211_chandef_identical(&ar->chandef, &conf->chandef)) { + ar->chandef = conf->chandef; + ath10k_config_chan(ar); + } + } + + if (changed & IEEE80211_CONF_CHANGE_POWER) { + ath10k_dbg(ATH10K_DBG_MAC, "mac config power %d\n", + hw->conf.power_level); + + param = ar->wmi.pdev_param->txpower_limit2g; + ret = ath10k_wmi_pdev_set_param(ar, param, + hw->conf.power_level * 2); + if (ret) + ath10k_warn("failed to set 2g txpower %d: %d\n", + hw->conf.power_level, ret); + + param = ar->wmi.pdev_param->txpower_limit5g; + ret = ath10k_wmi_pdev_set_param(ar, param, + hw->conf.power_level * 2); + if (ret) + ath10k_warn("failed to set 5g txpower %d: %d\n", + hw->conf.power_level, ret); + } + + if (changed & IEEE80211_CONF_CHANGE_PS) + ath10k_config_ps(ar); + + if (changed & IEEE80211_CONF_CHANGE_MONITOR) { + if (conf->flags & IEEE80211_CONF_MONITOR && !ar->monitor) { + ar->monitor = true; + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (config): %d\n", + ret); + ar->monitor = false; + } + } else if (!(conf->flags & IEEE80211_CONF_MONITOR) && + ar->monitor) { + ar->monitor = false; + ath10k_monitor_stop(ar); + } + } + + mutex_unlock(&ar->conf_mutex); + return ret; +} + +/* + * TODO: + * Figure out how to handle WMI_VDEV_SUBTYPE_P2P_DEVICE, + * because we will send mgmt frames without CCK. This requirement + * for P2P_FIND/GO_NEG should be handled by checking CCK flag + * in the TX packet. + */ +static int ath10k_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + enum wmi_sta_powersave_param param; + int ret = 0; + u32 value; + int bit; + u32 vdev_param; + + mutex_lock(&ar->conf_mutex); + + memset(arvif, 0, sizeof(*arvif)); + + arvif->ar = ar; + arvif->vif = vif; + + INIT_WORK(&arvif->wep_key_work, ath10k_tx_wep_key_work); + INIT_LIST_HEAD(&arvif->list); + + bit = ffs(ar->free_vdev_map); + if (bit == 0) { + ret = -EBUSY; + goto err; + } + + arvif->vdev_id = bit - 1; + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_NONE; + + if (ar->p2p) + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_DEVICE; + + switch (vif->type) { + case NL80211_IFTYPE_UNSPECIFIED: + case NL80211_IFTYPE_STATION: + arvif->vdev_type = WMI_VDEV_TYPE_STA; + if (vif->p2p) + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_CLIENT; + break; + case NL80211_IFTYPE_ADHOC: + arvif->vdev_type = WMI_VDEV_TYPE_IBSS; + break; + case NL80211_IFTYPE_AP: + arvif->vdev_type = WMI_VDEV_TYPE_AP; + + if (vif->p2p) + arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_GO; + break; + case NL80211_IFTYPE_MONITOR: + arvif->vdev_type = WMI_VDEV_TYPE_MONITOR; + break; + default: + WARN_ON(1); + break; + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev create %d (add interface) type %d subtype %d\n", + arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype); + + ret = ath10k_wmi_vdev_create(ar, arvif->vdev_id, arvif->vdev_type, + arvif->vdev_subtype, vif->addr); + if (ret) { + ath10k_warn("failed to create WMI vdev %i: %d\n", + arvif->vdev_id, ret); + goto err; + } + + ar->free_vdev_map &= ~BIT(arvif->vdev_id); + list_add(&arvif->list, &ar->arvifs); + + vdev_param = ar->wmi.vdev_param->def_keyid; + ret = ath10k_wmi_vdev_set_param(ar, 0, vdev_param, + arvif->def_wep_key_idx); + if (ret) { + ath10k_warn("failed to set vdev %i default key id: %d\n", + arvif->vdev_id, ret); + goto err_vdev_delete; + } + + vdev_param = ar->wmi.vdev_param->tx_encap_type; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + ATH10K_HW_TXRX_NATIVE_WIFI); + /* 10.X firmware does not support this VDEV parameter. Do not warn */ + if (ret && ret != -EOPNOTSUPP) { + ath10k_warn("failed to set vdev %i TX encapsulation: %d\n", + arvif->vdev_id, ret); + goto err_vdev_delete; + } + + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + ret = ath10k_peer_create(ar, arvif->vdev_id, vif->addr); + if (ret) { + ath10k_warn("failed to create vdev %i peer for AP: %d\n", + arvif->vdev_id, ret); + goto err_vdev_delete; + } + + ret = ath10k_mac_set_kickout(arvif); + if (ret) { + ath10k_warn("failed to set vdev %i kickout parameters: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + } + + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) { + param = WMI_STA_PS_PARAM_RX_WAKE_POLICY; + value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, + param, value); + if (ret) { + ath10k_warn("failed to set vdev %i RX wake policy: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + + param = WMI_STA_PS_PARAM_TX_WAKE_THRESHOLD; + value = WMI_STA_PS_TX_WAKE_THRESHOLD_ALWAYS; + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, + param, value); + if (ret) { + ath10k_warn("failed to set vdev %i TX wake thresh: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + + param = WMI_STA_PS_PARAM_PSPOLL_COUNT; + value = WMI_STA_PS_PSPOLL_COUNT_NO_MAX; + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, + param, value); + if (ret) { + ath10k_warn("failed to set vdev %i PSPOLL count: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + } + + ret = ath10k_mac_set_rts(arvif, ar->hw->wiphy->rts_threshold); + if (ret) { + ath10k_warn("failed to set rts threshold for vdev %d: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + + ret = ath10k_mac_set_frag(arvif, ar->hw->wiphy->frag_threshold); + if (ret) { + ath10k_warn("failed to set frag threshold for vdev %d: %d\n", + arvif->vdev_id, ret); + goto err_peer_delete; + } + + mutex_unlock(&ar->conf_mutex); + return 0; + +err_peer_delete: + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) + ath10k_wmi_peer_delete(ar, arvif->vdev_id, vif->addr); + +err_vdev_delete: + ath10k_wmi_vdev_delete(ar, arvif->vdev_id); + ar->free_vdev_map &= ~BIT(arvif->vdev_id); + list_del(&arvif->list); + +err: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static void ath10k_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + int ret; + + mutex_lock(&ar->conf_mutex); + + cancel_work_sync(&arvif->wep_key_work); + + spin_lock_bh(&ar->data_lock); + if (arvif->beacon) { + dma_unmap_single(arvif->ar->dev, + ATH10K_SKB_CB(arvif->beacon)->paddr, + arvif->beacon->len, DMA_TO_DEVICE); + dev_kfree_skb_any(arvif->beacon); + arvif->beacon = NULL; + } + spin_unlock_bh(&ar->data_lock); + + ar->free_vdev_map |= 1 << (arvif->vdev_id); + list_del(&arvif->list); + + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + ret = ath10k_peer_delete(arvif->ar, arvif->vdev_id, vif->addr); + if (ret) + ath10k_warn("failed to remove peer for AP vdev %i: %d\n", + arvif->vdev_id, ret); + + kfree(arvif->u.ap.noa_data); + } + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %i delete (remove interface)\n", + arvif->vdev_id); + + ret = ath10k_wmi_vdev_delete(ar, arvif->vdev_id); + if (ret) + ath10k_warn("failed to delete WMI vdev %i: %d\n", + arvif->vdev_id, ret); + + ath10k_peer_cleanup(ar, arvif->vdev_id); + + mutex_unlock(&ar->conf_mutex); +} + +/* + * FIXME: Has to be verified. + */ +#define SUPPORTED_FILTERS \ + (FIF_PROMISC_IN_BSS | \ + FIF_ALLMULTI | \ + FIF_CONTROL | \ + FIF_PSPOLL | \ + FIF_OTHER_BSS | \ + FIF_BCN_PRBRESP_PROMISC | \ + FIF_PROBE_REQ | \ + FIF_FCSFAIL) + +static void ath10k_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + u64 multicast) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + + changed_flags &= SUPPORTED_FILTERS; + *total_flags &= SUPPORTED_FILTERS; + ar->filter_flags = *total_flags; + + if (ar->filter_flags & FIF_PROMISC_IN_BSS && !ar->promisc) { + ar->promisc = true; + ret = ath10k_monitor_start(ar); + if (ret) { + ath10k_warn("failed to start monitor (promisc): %d\n", + ret); + ar->promisc = false; + } + } else if (!(ar->filter_flags & FIF_PROMISC_IN_BSS) && ar->promisc) { + ar->promisc = false; + ath10k_monitor_stop(ar); + } + + mutex_unlock(&ar->conf_mutex); +} + +static void ath10k_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *info, + u32 changed) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + int ret = 0; + u32 vdev_param, pdev_param; + + mutex_lock(&ar->conf_mutex); + + if (changed & BSS_CHANGED_IBSS) + ath10k_control_ibss(arvif, info, vif->addr); + + if (changed & BSS_CHANGED_BEACON_INT) { + arvif->beacon_interval = info->beacon_int; + vdev_param = ar->wmi.vdev_param->beacon_interval; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + arvif->beacon_interval); + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d beacon_interval %d\n", + arvif->vdev_id, arvif->beacon_interval); + + if (ret) + ath10k_warn("failed to set beacon interval for vdev %d: %i\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_BEACON) { + ath10k_dbg(ATH10K_DBG_MAC, + "vdev %d set beacon tx mode to staggered\n", + arvif->vdev_id); + + pdev_param = ar->wmi.pdev_param->beacon_tx_mode; + ret = ath10k_wmi_pdev_set_param(ar, pdev_param, + WMI_BEACON_STAGGERED_MODE); + if (ret) + ath10k_warn("failed to set beacon mode for vdev %d: %i\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_BEACON_INFO) { + arvif->dtim_period = info->dtim_period; + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d dtim_period %d\n", + arvif->vdev_id, arvif->dtim_period); + + vdev_param = ar->wmi.vdev_param->dtim_period; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + arvif->dtim_period); + if (ret) + ath10k_warn("failed to set dtim period for vdev %d: %i\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_SSID && + vif->type == NL80211_IFTYPE_AP) { + arvif->u.ap.ssid_len = info->ssid_len; + if (info->ssid_len) + memcpy(arvif->u.ap.ssid, info->ssid, info->ssid_len); + arvif->u.ap.hidden_ssid = info->hidden_ssid; + } + + /* + * Firmware manages AP self-peer internally so make sure to not create + * it in driver. Otherwise AP self-peer deletion may timeout later. + */ + if (changed & BSS_CHANGED_BSSID && + vif->type != NL80211_IFTYPE_AP) { + if (!is_zero_ether_addr(info->bssid)) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d create peer %pM\n", + arvif->vdev_id, info->bssid); + + ret = ath10k_peer_create(ar, arvif->vdev_id, + info->bssid); + if (ret) + ath10k_warn("failed to add peer %pM for vdev %d when changing bssid: %i\n", + info->bssid, arvif->vdev_id, ret); + + if (vif->type == NL80211_IFTYPE_STATION) { + /* + * this is never erased as we it for crypto key + * clearing; this is FW requirement + */ + memcpy(arvif->bssid, info->bssid, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d start %pM\n", + arvif->vdev_id, info->bssid); + + ret = ath10k_vdev_start(arvif); + if (ret) { + ath10k_warn("failed to start vdev %i: %d\n", + arvif->vdev_id, ret); + goto exit; + } + + arvif->is_started = true; + } + + /* + * Mac80211 does not keep IBSS bssid when leaving IBSS, + * so driver need to store it. It is needed when leaving + * IBSS in order to remove BSSID peer. + */ + if (vif->type == NL80211_IFTYPE_ADHOC) + memcpy(arvif->bssid, info->bssid, + ETH_ALEN); + } + } + + if (changed & BSS_CHANGED_BEACON_ENABLED) + ath10k_control_beaconing(arvif, info); + + if (changed & BSS_CHANGED_ERP_CTS_PROT) { + arvif->use_cts_prot = info->use_cts_prot; + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d cts_prot %d\n", + arvif->vdev_id, info->use_cts_prot); + + ret = ath10k_recalc_rtscts_prot(arvif); + if (ret) + ath10k_warn("failed to recalculate rts/cts prot for vdev %d: %d\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_ERP_SLOT) { + u32 slottime; + if (info->use_short_slot) + slottime = WMI_VDEV_SLOT_TIME_SHORT; /* 9us */ + + else + slottime = WMI_VDEV_SLOT_TIME_LONG; /* 20us */ + + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d slot_time %d\n", + arvif->vdev_id, slottime); + + vdev_param = ar->wmi.vdev_param->slot_time; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + slottime); + if (ret) + ath10k_warn("failed to set erp slot for vdev %d: %i\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_ERP_PREAMBLE) { + u32 preamble; + if (info->use_short_preamble) + preamble = WMI_VDEV_PREAMBLE_SHORT; + else + preamble = WMI_VDEV_PREAMBLE_LONG; + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d preamble %dn", + arvif->vdev_id, preamble); + + vdev_param = ar->wmi.vdev_param->preamble; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + preamble); + if (ret) + ath10k_warn("failed to set preamble for vdev %d: %i\n", + arvif->vdev_id, ret); + } + + if (changed & BSS_CHANGED_ASSOC) { + if (info->assoc) + ath10k_bss_assoc(hw, vif, info); + } + +exit: + mutex_unlock(&ar->conf_mutex); +} + +static int ath10k_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_scan_request *req) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct wmi_start_scan_arg arg; + int ret = 0; + int i; + + mutex_lock(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + if (ar->scan.in_progress) { + spin_unlock_bh(&ar->data_lock); + ret = -EBUSY; + goto exit; + } + + reinit_completion(&ar->scan.started); + reinit_completion(&ar->scan.completed); + ar->scan.in_progress = true; + ar->scan.aborting = false; + ar->scan.is_roc = false; + ar->scan.vdev_id = arvif->vdev_id; + spin_unlock_bh(&ar->data_lock); + + memset(&arg, 0, sizeof(arg)); + ath10k_wmi_start_scan_init(ar, &arg); + arg.vdev_id = arvif->vdev_id; + arg.scan_id = ATH10K_SCAN_ID; + + if (!req->no_cck) + arg.scan_ctrl_flags |= WMI_SCAN_ADD_CCK_RATES; + + if (req->ie_len) { + arg.ie_len = req->ie_len; + memcpy(arg.ie, req->ie, arg.ie_len); + } + + if (req->n_ssids) { + arg.n_ssids = req->n_ssids; + for (i = 0; i < arg.n_ssids; i++) { + arg.ssids[i].len = req->ssids[i].ssid_len; + arg.ssids[i].ssid = req->ssids[i].ssid; + } + } else { + arg.scan_ctrl_flags |= WMI_SCAN_FLAG_PASSIVE; + } + + if (req->n_channels) { + arg.n_channels = req->n_channels; + for (i = 0; i < arg.n_channels; i++) + arg.channels[i] = req->channels[i]->center_freq; + } + + ret = ath10k_start_scan(ar, &arg); + if (ret) { + ath10k_warn("failed to start hw scan: %d\n", ret); + spin_lock_bh(&ar->data_lock); + ar->scan.in_progress = false; + spin_unlock_bh(&ar->data_lock); + } + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static void ath10k_cancel_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + ret = ath10k_abort_scan(ar); + if (ret) { + ath10k_warn("failed to abort scan: %d\n", ret); + ieee80211_scan_completed(hw, 1 /* aborted */); + } + mutex_unlock(&ar->conf_mutex); +} + +static void ath10k_set_key_h_def_keyidx(struct ath10k *ar, + struct ath10k_vif *arvif, + enum set_key_cmd cmd, + struct ieee80211_key_conf *key) +{ + u32 vdev_param = arvif->ar->wmi.vdev_param->def_keyid; + int ret; + + /* 10.1 firmware branch requires default key index to be set to group + * key index after installing it. Otherwise FW/HW Txes corrupted + * frames with multi-vif APs. This is not required for main firmware + * branch (e.g. 636). + * + * FIXME: This has been tested only in AP. It remains unknown if this + * is required for multi-vif STA interfaces on 10.1 */ + + if (arvif->vdev_type != WMI_VDEV_TYPE_AP) + return; + + if (key->cipher == WLAN_CIPHER_SUITE_WEP40) + return; + + if (key->cipher == WLAN_CIPHER_SUITE_WEP104) + return; + + if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) + return; + + if (cmd != SET_KEY) + return; + + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + key->keyidx); + if (ret) + ath10k_warn("failed to set vdev %i group key as default key: %d\n", + arvif->vdev_id, ret); +} + +static int ath10k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k_peer *peer; + const u8 *peer_addr; + bool is_wep = key->cipher == WLAN_CIPHER_SUITE_WEP40 || + key->cipher == WLAN_CIPHER_SUITE_WEP104; + int ret = 0; + + if (key->keyidx > WMI_MAX_KEY_INDEX) + return -ENOSPC; + + mutex_lock(&ar->conf_mutex); + + if (sta) + peer_addr = sta->addr; + else if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + peer_addr = vif->bss_conf.bssid; + else + peer_addr = vif->addr; + + key->hw_key_idx = key->keyidx; + + /* the peer should not disappear in mid-way (unless FW goes awry) since + * we already hold conf_mutex. we just make sure its there now. */ + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, arvif->vdev_id, peer_addr); + spin_unlock_bh(&ar->data_lock); + + if (!peer) { + if (cmd == SET_KEY) { + ath10k_warn("failed to install key for non-existent peer %pM\n", + peer_addr); + ret = -EOPNOTSUPP; + goto exit; + } else { + /* if the peer doesn't exist there is no key to disable + * anymore */ + goto exit; + } + } + + if (is_wep) { + if (cmd == SET_KEY) + arvif->wep_keys[key->keyidx] = key; + else + arvif->wep_keys[key->keyidx] = NULL; + + if (cmd == DISABLE_KEY) + ath10k_clear_vdev_key(arvif, key); + } + + ret = ath10k_install_key(arvif, key, cmd, peer_addr); + if (ret) { + ath10k_warn("failed to install key for vdev %i peer %pM: %d\n", + arvif->vdev_id, peer_addr, ret); + goto exit; + } + + ath10k_set_key_h_def_keyidx(ar, arvif, cmd, key); + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, arvif->vdev_id, peer_addr); + if (peer && cmd == SET_KEY) + peer->keys[key->keyidx] = key; + else if (peer && cmd == DISABLE_KEY) + peer->keys[key->keyidx] = NULL; + else if (peer == NULL) + /* impossible unless FW goes crazy */ + ath10k_warn("Peer %pM disappeared!\n", peer_addr); + spin_unlock_bh(&ar->data_lock); + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static void ath10k_sta_rc_update_wk(struct work_struct *wk) +{ + struct ath10k *ar; + struct ath10k_vif *arvif; + struct ath10k_sta *arsta; + struct ieee80211_sta *sta; + u32 changed, bw, nss, smps; + int err; + + arsta = container_of(wk, struct ath10k_sta, update_wk); + sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv); + arvif = arsta->arvif; + ar = arvif->ar; + + spin_lock_bh(&ar->data_lock); + + changed = arsta->changed; + arsta->changed = 0; + + bw = arsta->bw; + nss = arsta->nss; + smps = arsta->smps; + + spin_unlock_bh(&ar->data_lock); + + mutex_lock(&ar->conf_mutex); + + if (changed & IEEE80211_RC_BW_CHANGED) { + ath10k_dbg(ATH10K_DBG_MAC, "mac update sta %pM peer bw %d\n", + sta->addr, bw); + + err = ath10k_wmi_peer_set_param(ar, arvif->vdev_id, sta->addr, + WMI_PEER_CHAN_WIDTH, bw); + if (err) + ath10k_warn("failed to update STA %pM peer bw %d: %d\n", + sta->addr, bw, err); + } + + if (changed & IEEE80211_RC_NSS_CHANGED) { + ath10k_dbg(ATH10K_DBG_MAC, "mac update sta %pM nss %d\n", + sta->addr, nss); + + err = ath10k_wmi_peer_set_param(ar, arvif->vdev_id, sta->addr, + WMI_PEER_NSS, nss); + if (err) + ath10k_warn("failed to update STA %pM nss %d: %d\n", + sta->addr, nss, err); + } + + if (changed & IEEE80211_RC_SMPS_CHANGED) { + ath10k_dbg(ATH10K_DBG_MAC, "mac update sta %pM smps %d\n", + sta->addr, smps); + + err = ath10k_wmi_peer_set_param(ar, arvif->vdev_id, sta->addr, + WMI_PEER_SMPS_STATE, smps); + if (err) + ath10k_warn("failed to update STA %pM smps %d: %d\n", + sta->addr, smps, err); + } + + if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { + ath10k_dbg(ATH10K_DBG_MAC, "mac update sta %pM supp rates\n", + sta->addr); + + err = ath10k_station_assoc(ar, arvif, sta, true); + if (err) + ath10k_warn("failed to reassociate station: %pM\n", + sta->addr); + } + + mutex_unlock(&ar->conf_mutex); +} + +static int ath10k_sta_state(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + enum ieee80211_sta_state old_state, + enum ieee80211_sta_state new_state) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv; + int max_num_peers; + int ret = 0; + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE) { + memset(arsta, 0, sizeof(*arsta)); + arsta->arvif = arvif; + INIT_WORK(&arsta->update_wk, ath10k_sta_rc_update_wk); + } + + /* cancel must be done outside the mutex to avoid deadlock */ + if ((old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST)) + cancel_work_sync(&arsta->update_wk); + + mutex_lock(&ar->conf_mutex); + + if (old_state == IEEE80211_STA_NOTEXIST && + new_state == IEEE80211_STA_NONE && + vif->type != NL80211_IFTYPE_STATION) { + /* + * New station addition. + */ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + max_num_peers = TARGET_10X_NUM_PEERS_MAX - 1; + else + max_num_peers = TARGET_NUM_PEERS; + + if (ar->num_peers >= max_num_peers) { + ath10k_warn("number of peers exceeded: peers number %d (max peers %d)\n", + ar->num_peers, max_num_peers); + ret = -ENOBUFS; + goto exit; + } + + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d peer create %pM (new sta) num_peers %d\n", + arvif->vdev_id, sta->addr, ar->num_peers); + + ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr); + if (ret) + ath10k_warn("failed to add peer %pM for vdev %d when adding a new sta: %i\n", + sta->addr, arvif->vdev_id, ret); + } else if ((old_state == IEEE80211_STA_NONE && + new_state == IEEE80211_STA_NOTEXIST)) { + /* + * Existing station deletion. + */ + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d peer delete %pM (sta gone)\n", + arvif->vdev_id, sta->addr); + ret = ath10k_peer_delete(ar, arvif->vdev_id, sta->addr); + if (ret) + ath10k_warn("failed to delete peer %pM for vdev %d: %i\n", + sta->addr, arvif->vdev_id, ret); + + if (vif->type == NL80211_IFTYPE_STATION) + ath10k_bss_disassoc(hw, vif); + } else if (old_state == IEEE80211_STA_AUTH && + new_state == IEEE80211_STA_ASSOC && + (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC)) { + /* + * New association. + */ + ath10k_dbg(ATH10K_DBG_MAC, "mac sta %pM associated\n", + sta->addr); + + ret = ath10k_station_assoc(ar, arvif, sta, false); + if (ret) + ath10k_warn("failed to associate station %pM for vdev %i: %i\n", + sta->addr, arvif->vdev_id, ret); + } else if (old_state == IEEE80211_STA_ASSOC && + new_state == IEEE80211_STA_AUTH && + (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC)) { + /* + * Disassociation. + */ + ath10k_dbg(ATH10K_DBG_MAC, "mac sta %pM disassociated\n", + sta->addr); + + ret = ath10k_station_disassoc(ar, arvif, sta); + if (ret) + ath10k_warn("failed to disassociate station: %pM vdev %i: %i\n", + sta->addr, arvif->vdev_id, ret); + } +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_conf_tx_uapsd(struct ath10k *ar, struct ieee80211_vif *vif, + u16 ac, bool enable) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + u32 value = 0; + int ret = 0; + + lockdep_assert_held(&ar->conf_mutex); + + if (arvif->vdev_type != WMI_VDEV_TYPE_STA) + return 0; + + switch (ac) { + case IEEE80211_AC_VO: + value = WMI_STA_PS_UAPSD_AC3_DELIVERY_EN | + WMI_STA_PS_UAPSD_AC3_TRIGGER_EN; + break; + case IEEE80211_AC_VI: + value = WMI_STA_PS_UAPSD_AC2_DELIVERY_EN | + WMI_STA_PS_UAPSD_AC2_TRIGGER_EN; + break; + case IEEE80211_AC_BE: + value = WMI_STA_PS_UAPSD_AC1_DELIVERY_EN | + WMI_STA_PS_UAPSD_AC1_TRIGGER_EN; + break; + case IEEE80211_AC_BK: + value = WMI_STA_PS_UAPSD_AC0_DELIVERY_EN | + WMI_STA_PS_UAPSD_AC0_TRIGGER_EN; + break; + } + + if (enable) + arvif->u.sta.uapsd |= value; + else + arvif->u.sta.uapsd &= ~value; + + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, + WMI_STA_PS_PARAM_UAPSD, + arvif->u.sta.uapsd); + if (ret) { + ath10k_warn("failed to set uapsd params: %d\n", ret); + goto exit; + } + + if (arvif->u.sta.uapsd) + value = WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD; + else + value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; + + ret = ath10k_wmi_set_sta_ps_param(ar, arvif->vdev_id, + WMI_STA_PS_PARAM_RX_WAKE_POLICY, + value); + if (ret) + ath10k_warn("failed to set rx wake param: %d\n", ret); + +exit: + return ret; +} + +static int ath10k_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u16 ac, + const struct ieee80211_tx_queue_params *params) +{ + struct ath10k *ar = hw->priv; + struct wmi_wmm_params_arg *p = NULL; + int ret; + + mutex_lock(&ar->conf_mutex); + + switch (ac) { + case IEEE80211_AC_VO: + p = &ar->wmm_params.ac_vo; + break; + case IEEE80211_AC_VI: + p = &ar->wmm_params.ac_vi; + break; + case IEEE80211_AC_BE: + p = &ar->wmm_params.ac_be; + break; + case IEEE80211_AC_BK: + p = &ar->wmm_params.ac_bk; + break; + } + + if (WARN_ON(!p)) { + ret = -EINVAL; + goto exit; + } + + p->cwmin = params->cw_min; + p->cwmax = params->cw_max; + p->aifs = params->aifs; + + /* + * The channel time duration programmed in the HW is in absolute + * microseconds, while mac80211 gives the txop in units of + * 32 microseconds. + */ + p->txop = params->txop * 32; + + /* FIXME: FW accepts wmm params per hw, not per vif */ + ret = ath10k_wmi_pdev_set_wmm_params(ar, &ar->wmm_params); + if (ret) { + ath10k_warn("failed to set wmm params: %d\n", ret); + goto exit; + } + + ret = ath10k_conf_tx_uapsd(ar, vif, ac, params->uapsd); + if (ret) + ath10k_warn("failed to set sta uapsd: %d\n", ret); + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +#define ATH10K_ROC_TIMEOUT_HZ (2*HZ) + +static int ath10k_remain_on_channel(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_channel *chan, + int duration, + enum ieee80211_roc_type type) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct wmi_start_scan_arg arg; + int ret; + + mutex_lock(&ar->conf_mutex); + + spin_lock_bh(&ar->data_lock); + if (ar->scan.in_progress) { + spin_unlock_bh(&ar->data_lock); + ret = -EBUSY; + goto exit; + } + + reinit_completion(&ar->scan.started); + reinit_completion(&ar->scan.completed); + reinit_completion(&ar->scan.on_channel); + ar->scan.in_progress = true; + ar->scan.aborting = false; + ar->scan.is_roc = true; + ar->scan.vdev_id = arvif->vdev_id; + ar->scan.roc_freq = chan->center_freq; + spin_unlock_bh(&ar->data_lock); + + memset(&arg, 0, sizeof(arg)); + ath10k_wmi_start_scan_init(ar, &arg); + arg.vdev_id = arvif->vdev_id; + arg.scan_id = ATH10K_SCAN_ID; + arg.n_channels = 1; + arg.channels[0] = chan->center_freq; + arg.dwell_time_active = duration; + arg.dwell_time_passive = duration; + arg.max_scan_time = 2 * duration; + arg.scan_ctrl_flags |= WMI_SCAN_FLAG_PASSIVE; + arg.scan_ctrl_flags |= WMI_SCAN_FILTER_PROBE_REQ; + + ret = ath10k_start_scan(ar, &arg); + if (ret) { + ath10k_warn("failed to start roc scan: %d\n", ret); + spin_lock_bh(&ar->data_lock); + ar->scan.in_progress = false; + spin_unlock_bh(&ar->data_lock); + goto exit; + } + + ret = wait_for_completion_timeout(&ar->scan.on_channel, 3*HZ); + if (ret == 0) { + ath10k_warn("failed to switch to channel for roc scan\n"); + ath10k_abort_scan(ar); + ret = -ETIMEDOUT; + goto exit; + } + + ret = 0; +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_cancel_remain_on_channel(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + + mutex_lock(&ar->conf_mutex); + ath10k_abort_scan(ar); + mutex_unlock(&ar->conf_mutex); + + return 0; +} + +/* + * Both RTS and Fragmentation threshold are interface-specific + * in ath10k, but device-specific in mac80211. + */ + +static int ath10k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif; + int ret = 0; + + mutex_lock(&ar->conf_mutex); + list_for_each_entry(arvif, &ar->arvifs, list) { + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d rts threshold %d\n", + arvif->vdev_id, value); + + ret = ath10k_mac_set_rts(arvif, value); + if (ret) { + ath10k_warn("failed to set rts threshold for vdev %d: %d\n", + arvif->vdev_id, ret); + break; + } + } + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static int ath10k_set_frag_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct ath10k *ar = hw->priv; + struct ath10k_vif *arvif; + int ret = 0; + + mutex_lock(&ar->conf_mutex); + list_for_each_entry(arvif, &ar->arvifs, list) { + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d fragmentation threshold %d\n", + arvif->vdev_id, value); + + ret = ath10k_mac_set_rts(arvif, value); + if (ret) { + ath10k_warn("failed to set fragmentation threshold for vdev %d: %d\n", + arvif->vdev_id, ret); + break; + } + } + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static void ath10k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) +{ + struct ath10k *ar = hw->priv; + bool skip; + int ret; + + /* mac80211 doesn't care if we really xmit queued frames or not + * we'll collect those frames either way if we stop/delete vdevs */ + if (drop) + return; + + mutex_lock(&ar->conf_mutex); + + if (ar->state == ATH10K_STATE_WEDGED) + goto skip; + + ret = wait_event_timeout(ar->htt.empty_tx_wq, ({ + bool empty; + + spin_lock_bh(&ar->htt.tx_lock); + empty = (ar->htt.num_pending_tx == 0); + spin_unlock_bh(&ar->htt.tx_lock); + + skip = (ar->state == ATH10K_STATE_WEDGED); + + (empty || skip); + }), ATH10K_FLUSH_TIMEOUT_HZ); + + if (ret <= 0 || skip) + ath10k_warn("failed to flush transmit queue (skip %i ar-state %i): %i\n", + skip, ar->state, ret); + +skip: + mutex_unlock(&ar->conf_mutex); +} + +/* TODO: Implement this function properly + * For now it is needed to reply to Probe Requests in IBSS mode. + * Propably we need this information from FW. + */ +static int ath10k_tx_last_beacon(struct ieee80211_hw *hw) +{ + return 1; +} + +#ifdef CONFIG_PM +static int ath10k_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + + ret = ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND); + if (ret) { + if (ret == -ETIMEDOUT) + goto resume; + ret = 1; + goto exit; + } + + ret = ath10k_hif_suspend(ar); + if (ret) { + ath10k_warn("failed to suspend hif: %d\n", ret); + goto resume; + } + + ret = 0; + goto exit; +resume: + ret = ath10k_wmi_pdev_resume_target(ar); + if (ret) + ath10k_warn("failed to resume target: %d\n", ret); + + ret = 1; +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_resume(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + int ret; + + mutex_lock(&ar->conf_mutex); + + ret = ath10k_hif_resume(ar); + if (ret) { + ath10k_warn("failed to resume hif: %d\n", ret); + ret = 1; + goto exit; + } + + ret = ath10k_wmi_pdev_resume_target(ar); + if (ret) { + ath10k_warn("failed to resume target: %d\n", ret); + ret = 1; + goto exit; + } + + ret = 0; +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} +#endif + +static void ath10k_restart_complete(struct ieee80211_hw *hw) +{ + struct ath10k *ar = hw->priv; + + mutex_lock(&ar->conf_mutex); + + /* If device failed to restart it will be in a different state, e.g. + * ATH10K_STATE_WEDGED */ + if (ar->state == ATH10K_STATE_RESTARTED) { + ath10k_info("device successfully recovered\n"); + ar->state = ATH10K_STATE_ON; + } + + mutex_unlock(&ar->conf_mutex); +} + +static int ath10k_get_survey(struct ieee80211_hw *hw, int idx, + struct survey_info *survey) +{ + struct ath10k *ar = hw->priv; + struct ieee80211_supported_band *sband; + struct survey_info *ar_survey = &ar->survey[idx]; + int ret = 0; + + mutex_lock(&ar->conf_mutex); + + sband = hw->wiphy->bands[IEEE80211_BAND_2GHZ]; + if (sband && idx >= sband->n_channels) { + idx -= sband->n_channels; + sband = NULL; + } + + if (!sband) + sband = hw->wiphy->bands[IEEE80211_BAND_5GHZ]; + + if (!sband || idx >= sband->n_channels) { + ret = -ENOENT; + goto exit; + } + + spin_lock_bh(&ar->data_lock); + memcpy(survey, ar_survey, sizeof(*survey)); + spin_unlock_bh(&ar->data_lock); + + survey->channel = &sband->channels[idx]; + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +/* Helper table for legacy fixed_rate/bitrate_mask */ +static const u8 cck_ofdm_rate[] = { + /* CCK */ + 3, /* 1Mbps */ + 2, /* 2Mbps */ + 1, /* 5.5Mbps */ + 0, /* 11Mbps */ + /* OFDM */ + 3, /* 6Mbps */ + 7, /* 9Mbps */ + 2, /* 12Mbps */ + 6, /* 18Mbps */ + 1, /* 24Mbps */ + 5, /* 36Mbps */ + 0, /* 48Mbps */ + 4, /* 54Mbps */ +}; + +/* Check if only one bit set */ +static int ath10k_check_single_mask(u32 mask) +{ + int bit; + + bit = ffs(mask); + if (!bit) + return 0; + + mask &= ~BIT(bit - 1); + if (mask) + return 2; + + return 1; +} + +static bool +ath10k_default_bitrate_mask(struct ath10k *ar, + enum ieee80211_band band, + const struct cfg80211_bitrate_mask *mask) +{ + u32 legacy = 0x00ff; + u8 ht = 0xff, i; + u16 vht = 0x3ff; + + switch (band) { + case IEEE80211_BAND_2GHZ: + legacy = 0x00fff; + vht = 0; + break; + case IEEE80211_BAND_5GHZ: + break; + default: + return false; + } + + if (mask->control[band].legacy != legacy) + return false; + + for (i = 0; i < ar->num_rf_chains; i++) + if (mask->control[band].ht_mcs[i] != ht) + return false; + + for (i = 0; i < ar->num_rf_chains; i++) + if (mask->control[band].vht_mcs[i] != vht) + return false; + + return true; +} + +static bool +ath10k_bitrate_mask_nss(const struct cfg80211_bitrate_mask *mask, + enum ieee80211_band band, + u8 *fixed_nss) +{ + int ht_nss = 0, vht_nss = 0, i; + + /* check legacy */ + if (ath10k_check_single_mask(mask->control[band].legacy)) + return false; + + /* check HT */ + for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) { + if (mask->control[band].ht_mcs[i] == 0xff) + continue; + else if (mask->control[band].ht_mcs[i] == 0x00) + break; + else + return false; + } + + ht_nss = i; + + /* check VHT */ + for (i = 0; i < NL80211_VHT_NSS_MAX; i++) { + if (mask->control[band].vht_mcs[i] == 0x03ff) + continue; + else if (mask->control[band].vht_mcs[i] == 0x0000) + break; + else + return false; + } + + vht_nss = i; + + if (ht_nss > 0 && vht_nss > 0) + return false; + + if (ht_nss) + *fixed_nss = ht_nss; + else if (vht_nss) + *fixed_nss = vht_nss; + else + return false; + + return true; +} + +static bool +ath10k_bitrate_mask_correct(const struct cfg80211_bitrate_mask *mask, + enum ieee80211_band band, + enum wmi_rate_preamble *preamble) +{ + int legacy = 0, ht = 0, vht = 0, i; + + *preamble = WMI_RATE_PREAMBLE_OFDM; + + /* check legacy */ + legacy = ath10k_check_single_mask(mask->control[band].legacy); + if (legacy > 1) + return false; + + /* check HT */ + for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) + ht += ath10k_check_single_mask(mask->control[band].ht_mcs[i]); + if (ht > 1) + return false; + + /* check VHT */ + for (i = 0; i < NL80211_VHT_NSS_MAX; i++) + vht += ath10k_check_single_mask(mask->control[band].vht_mcs[i]); + if (vht > 1) + return false; + + /* Currently we support only one fixed_rate */ + if ((legacy + ht + vht) != 1) + return false; + + if (ht) + *preamble = WMI_RATE_PREAMBLE_HT; + else if (vht) + *preamble = WMI_RATE_PREAMBLE_VHT; + + return true; +} + +static bool +ath10k_bitrate_mask_rate(const struct cfg80211_bitrate_mask *mask, + enum ieee80211_band band, + u8 *fixed_rate, + u8 *fixed_nss) +{ + u8 rate = 0, pream = 0, nss = 0, i; + enum wmi_rate_preamble preamble; + + /* Check if single rate correct */ + if (!ath10k_bitrate_mask_correct(mask, band, &preamble)) + return false; + + pream = preamble; + + switch (preamble) { + case WMI_RATE_PREAMBLE_CCK: + case WMI_RATE_PREAMBLE_OFDM: + i = ffs(mask->control[band].legacy) - 1; + + if (band == IEEE80211_BAND_2GHZ && i < 4) + pream = WMI_RATE_PREAMBLE_CCK; + + if (band == IEEE80211_BAND_5GHZ) + i += 4; + + if (i >= ARRAY_SIZE(cck_ofdm_rate)) + return false; + + rate = cck_ofdm_rate[i]; + break; + case WMI_RATE_PREAMBLE_HT: + for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) + if (mask->control[band].ht_mcs[i]) + break; + + if (i == IEEE80211_HT_MCS_MASK_LEN) + return false; + + rate = ffs(mask->control[band].ht_mcs[i]) - 1; + nss = i; + break; + case WMI_RATE_PREAMBLE_VHT: + for (i = 0; i < NL80211_VHT_NSS_MAX; i++) + if (mask->control[band].vht_mcs[i]) + break; + + if (i == NL80211_VHT_NSS_MAX) + return false; + + rate = ffs(mask->control[band].vht_mcs[i]) - 1; + nss = i; + break; + } + + *fixed_nss = nss + 1; + nss <<= 4; + pream <<= 6; + + ath10k_dbg(ATH10K_DBG_MAC, "mac fixed rate pream 0x%02x nss 0x%02x rate 0x%02x\n", + pream, nss, rate); + + *fixed_rate = pream | nss | rate; + + return true; +} + +static bool ath10k_get_fixed_rate_nss(const struct cfg80211_bitrate_mask *mask, + enum ieee80211_band band, + u8 *fixed_rate, + u8 *fixed_nss) +{ + /* First check full NSS mask, if we can simply limit NSS */ + if (ath10k_bitrate_mask_nss(mask, band, fixed_nss)) + return true; + + /* Next Check single rate is set */ + return ath10k_bitrate_mask_rate(mask, band, fixed_rate, fixed_nss); +} + +static int ath10k_set_fixed_rate_param(struct ath10k_vif *arvif, + u8 fixed_rate, + u8 fixed_nss, + u8 force_sgi) +{ + struct ath10k *ar = arvif->ar; + u32 vdev_param; + int ret = 0; + + mutex_lock(&ar->conf_mutex); + + if (arvif->fixed_rate == fixed_rate && + arvif->fixed_nss == fixed_nss && + arvif->force_sgi == force_sgi) + goto exit; + + if (fixed_rate == WMI_FIXED_RATE_NONE) + ath10k_dbg(ATH10K_DBG_MAC, "mac disable fixed bitrate mask\n"); + + if (force_sgi) + ath10k_dbg(ATH10K_DBG_MAC, "mac force sgi\n"); + + vdev_param = ar->wmi.vdev_param->fixed_rate; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, + vdev_param, fixed_rate); + if (ret) { + ath10k_warn("failed to set fixed rate param 0x%02x: %d\n", + fixed_rate, ret); + ret = -EINVAL; + goto exit; + } + + arvif->fixed_rate = fixed_rate; + + vdev_param = ar->wmi.vdev_param->nss; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, + vdev_param, fixed_nss); + + if (ret) { + ath10k_warn("failed to set fixed nss param %d: %d\n", + fixed_nss, ret); + ret = -EINVAL; + goto exit; + } + + arvif->fixed_nss = fixed_nss; + + vdev_param = ar->wmi.vdev_param->sgi; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + force_sgi); + + if (ret) { + ath10k_warn("failed to set sgi param %d: %d\n", + force_sgi, ret); + ret = -EINVAL; + goto exit; + } + + arvif->force_sgi = force_sgi; + +exit: + mutex_unlock(&ar->conf_mutex); + return ret; +} + +static int ath10k_set_bitrate_mask(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + struct ath10k *ar = arvif->ar; + enum ieee80211_band band = ar->hw->conf.chandef.chan->band; + u8 fixed_rate = WMI_FIXED_RATE_NONE; + u8 fixed_nss = ar->num_rf_chains; + u8 force_sgi; + + force_sgi = mask->control[band].gi; + if (force_sgi == NL80211_TXRATE_FORCE_LGI) + return -EINVAL; + + if (!ath10k_default_bitrate_mask(ar, band, mask)) { + if (!ath10k_get_fixed_rate_nss(mask, band, + &fixed_rate, + &fixed_nss)) + return -EINVAL; + } + + if (fixed_rate == WMI_FIXED_RATE_NONE && force_sgi) { + ath10k_warn("failed to force SGI usage for default rate settings\n"); + return -EINVAL; + } + + return ath10k_set_fixed_rate_param(arvif, fixed_rate, + fixed_nss, force_sgi); +} + +static void ath10k_sta_rc_update(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + u32 changed) +{ + struct ath10k *ar = hw->priv; + struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv; + u32 bw, smps; + + spin_lock_bh(&ar->data_lock); + + ath10k_dbg(ATH10K_DBG_MAC, + "mac sta rc update for %pM changed %08x bw %d nss %d smps %d\n", + sta->addr, changed, sta->bandwidth, sta->rx_nss, + sta->smps_mode); + + if (changed & IEEE80211_RC_BW_CHANGED) { + bw = WMI_PEER_CHWIDTH_20MHZ; + + switch (sta->bandwidth) { + case IEEE80211_STA_RX_BW_20: + bw = WMI_PEER_CHWIDTH_20MHZ; + break; + case IEEE80211_STA_RX_BW_40: + bw = WMI_PEER_CHWIDTH_40MHZ; + break; + case IEEE80211_STA_RX_BW_80: + bw = WMI_PEER_CHWIDTH_80MHZ; + break; + case IEEE80211_STA_RX_BW_160: + ath10k_warn("Invalid bandwith %d in rc update for %pM\n", + sta->bandwidth, sta->addr); + bw = WMI_PEER_CHWIDTH_20MHZ; + break; + } + + arsta->bw = bw; + } + + if (changed & IEEE80211_RC_NSS_CHANGED) + arsta->nss = sta->rx_nss; + + if (changed & IEEE80211_RC_SMPS_CHANGED) { + smps = WMI_PEER_SMPS_PS_NONE; + + switch (sta->smps_mode) { + case IEEE80211_SMPS_AUTOMATIC: + case IEEE80211_SMPS_OFF: + smps = WMI_PEER_SMPS_PS_NONE; + break; + case IEEE80211_SMPS_STATIC: + smps = WMI_PEER_SMPS_STATIC; + break; + case IEEE80211_SMPS_DYNAMIC: + smps = WMI_PEER_SMPS_DYNAMIC; + break; + case IEEE80211_SMPS_NUM_MODES: + ath10k_warn("Invalid smps %d in sta rc update for %pM\n", + sta->smps_mode, sta->addr); + smps = WMI_PEER_SMPS_PS_NONE; + break; + } + + arsta->smps = smps; + } + + arsta->changed |= changed; + + spin_unlock_bh(&ar->data_lock); + + ieee80211_queue_work(hw, &arsta->update_wk); +} + +static u64 ath10k_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +{ + /* + * FIXME: Return 0 for time being. Need to figure out whether FW + * has the API to fetch 64-bit local TSF + */ + + return 0; +} + +static const struct ieee80211_ops ath10k_ops = { + .tx = ath10k_tx, + .start = ath10k_start, + .stop = ath10k_stop, + .config = ath10k_config, + .add_interface = ath10k_add_interface, + .remove_interface = ath10k_remove_interface, + .configure_filter = ath10k_configure_filter, + .bss_info_changed = ath10k_bss_info_changed, + .hw_scan = ath10k_hw_scan, + .cancel_hw_scan = ath10k_cancel_hw_scan, + .set_key = ath10k_set_key, + .sta_state = ath10k_sta_state, + .conf_tx = ath10k_conf_tx, + .remain_on_channel = ath10k_remain_on_channel, + .cancel_remain_on_channel = ath10k_cancel_remain_on_channel, + .set_rts_threshold = ath10k_set_rts_threshold, + .set_frag_threshold = ath10k_set_frag_threshold, + .flush = ath10k_flush, + .tx_last_beacon = ath10k_tx_last_beacon, + .set_antenna = ath10k_set_antenna, + .get_antenna = ath10k_get_antenna, + .restart_complete = ath10k_restart_complete, + .get_survey = ath10k_get_survey, + .set_bitrate_mask = ath10k_set_bitrate_mask, + .sta_rc_update = ath10k_sta_rc_update, + .get_tsf = ath10k_get_tsf, +#ifdef CONFIG_PM + .suspend = ath10k_suspend, + .resume = ath10k_resume, +#endif +}; + +#define RATETAB_ENT(_rate, _rateid, _flags) { \ + .bitrate = (_rate), \ + .flags = (_flags), \ + .hw_value = (_rateid), \ +} + +#define CHAN2G(_channel, _freq, _flags) { \ + .band = IEEE80211_BAND_2GHZ, \ + .hw_value = (_channel), \ + .center_freq = (_freq), \ + .flags = (_flags), \ + .max_antenna_gain = 0, \ + .max_power = 30, \ +} + +#define CHAN5G(_channel, _freq, _flags) { \ + .band = IEEE80211_BAND_5GHZ, \ + .hw_value = (_channel), \ + .center_freq = (_freq), \ + .flags = (_flags), \ + .max_antenna_gain = 0, \ + .max_power = 30, \ +} + +static const struct ieee80211_channel ath10k_2ghz_channels[] = { + CHAN2G(1, 2412, 0), + CHAN2G(2, 2417, 0), + CHAN2G(3, 2422, 0), + CHAN2G(4, 2427, 0), + CHAN2G(5, 2432, 0), + CHAN2G(6, 2437, 0), + CHAN2G(7, 2442, 0), + CHAN2G(8, 2447, 0), + CHAN2G(9, 2452, 0), + CHAN2G(10, 2457, 0), + CHAN2G(11, 2462, 0), + CHAN2G(12, 2467, 0), + CHAN2G(13, 2472, 0), + CHAN2G(14, 2484, 0), +}; + +static const struct ieee80211_channel ath10k_5ghz_channels[] = { + CHAN5G(36, 5180, 0), + CHAN5G(40, 5200, 0), + CHAN5G(44, 5220, 0), + CHAN5G(48, 5240, 0), + CHAN5G(52, 5260, 0), + CHAN5G(56, 5280, 0), + CHAN5G(60, 5300, 0), + CHAN5G(64, 5320, 0), + CHAN5G(100, 5500, 0), + CHAN5G(104, 5520, 0), + CHAN5G(108, 5540, 0), + CHAN5G(112, 5560, 0), + CHAN5G(116, 5580, 0), + CHAN5G(120, 5600, 0), + CHAN5G(124, 5620, 0), + CHAN5G(128, 5640, 0), + CHAN5G(132, 5660, 0), + CHAN5G(136, 5680, 0), + CHAN5G(140, 5700, 0), + CHAN5G(149, 5745, 0), + CHAN5G(153, 5765, 0), + CHAN5G(157, 5785, 0), + CHAN5G(161, 5805, 0), + CHAN5G(165, 5825, 0), +}; + +static struct ieee80211_rate ath10k_rates[] = { + /* CCK */ + RATETAB_ENT(10, 0x82, 0), + RATETAB_ENT(20, 0x84, 0), + RATETAB_ENT(55, 0x8b, 0), + RATETAB_ENT(110, 0x96, 0), + /* OFDM */ + RATETAB_ENT(60, 0x0c, 0), + RATETAB_ENT(90, 0x12, 0), + RATETAB_ENT(120, 0x18, 0), + RATETAB_ENT(180, 0x24, 0), + RATETAB_ENT(240, 0x30, 0), + RATETAB_ENT(360, 0x48, 0), + RATETAB_ENT(480, 0x60, 0), + RATETAB_ENT(540, 0x6c, 0), +}; + +#define ath10k_a_rates (ath10k_rates + 4) +#define ath10k_a_rates_size (ARRAY_SIZE(ath10k_rates) - 4) +#define ath10k_g_rates (ath10k_rates + 0) +#define ath10k_g_rates_size (ARRAY_SIZE(ath10k_rates)) + +struct ath10k *ath10k_mac_create(void) +{ + struct ieee80211_hw *hw; + struct ath10k *ar; + + hw = ieee80211_alloc_hw(sizeof(struct ath10k), &ath10k_ops); + if (!hw) + return NULL; + + ar = hw->priv; + ar->hw = hw; + + return ar; +} + +void ath10k_mac_destroy(struct ath10k *ar) +{ + ieee80211_free_hw(ar->hw); +} + +static const struct ieee80211_iface_limit ath10k_if_limits[] = { + { + .max = 8, + .types = BIT(NL80211_IFTYPE_STATION) + | BIT(NL80211_IFTYPE_P2P_CLIENT) + }, + { + .max = 3, + .types = BIT(NL80211_IFTYPE_P2P_GO) + }, + { + .max = 7, + .types = BIT(NL80211_IFTYPE_AP) + }, +}; + +static const struct ieee80211_iface_limit ath10k_10x_if_limits[] = { + { + .max = 8, + .types = BIT(NL80211_IFTYPE_AP) + }, +}; + +static const struct ieee80211_iface_combination ath10k_if_comb[] = { + { + .limits = ath10k_if_limits, + .n_limits = ARRAY_SIZE(ath10k_if_limits), + .max_interfaces = 8, + .num_different_channels = 1, + .beacon_int_infra_match = true, + }, +}; + +static const struct ieee80211_iface_combination ath10k_10x_if_comb[] = { + { + .limits = ath10k_10x_if_limits, + .n_limits = ARRAY_SIZE(ath10k_10x_if_limits), + .max_interfaces = 8, + .num_different_channels = 1, + .beacon_int_infra_match = true, +#ifdef CONFIG_ATH10K_DFS_CERTIFIED + .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | + BIT(NL80211_CHAN_WIDTH_20) | + BIT(NL80211_CHAN_WIDTH_40) | + BIT(NL80211_CHAN_WIDTH_80), +#endif + }, +}; + +static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar) +{ + struct ieee80211_sta_vht_cap vht_cap = {0}; + u16 mcs_map; + int i; + + vht_cap.vht_supported = 1; + vht_cap.cap = ar->vht_cap_info; + + mcs_map = 0; + for (i = 0; i < 8; i++) { + if (i < ar->num_rf_chains) + mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i*2); + else + mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i*2); + } + + vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); + vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); + + return vht_cap; +} + +static struct ieee80211_sta_ht_cap ath10k_get_ht_cap(struct ath10k *ar) +{ + int i; + struct ieee80211_sta_ht_cap ht_cap = {0}; + + if (!(ar->ht_cap_info & WMI_HT_CAP_ENABLED)) + return ht_cap; + + ht_cap.ht_supported = 1; + ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; + ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; + ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; + ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; + ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT; + + if (ar->ht_cap_info & WMI_HT_CAP_HT20_SGI) + ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; + + if (ar->ht_cap_info & WMI_HT_CAP_HT40_SGI) + ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; + + if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) { + u32 smps; + + smps = WLAN_HT_CAP_SM_PS_DYNAMIC; + smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; + + ht_cap.cap |= smps; + } + + if (ar->ht_cap_info & WMI_HT_CAP_TX_STBC) + ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; + + if (ar->ht_cap_info & WMI_HT_CAP_RX_STBC) { + u32 stbc; + + stbc = ar->ht_cap_info; + stbc &= WMI_HT_CAP_RX_STBC; + stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT; + stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT; + stbc &= IEEE80211_HT_CAP_RX_STBC; + + ht_cap.cap |= stbc; + } + + if (ar->ht_cap_info & WMI_HT_CAP_LDPC) + ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; + + if (ar->ht_cap_info & WMI_HT_CAP_L_SIG_TXOP_PROT) + ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT; + + /* max AMSDU is implicitly taken from vht_cap_info */ + if (ar->vht_cap_info & WMI_VHT_CAP_MAX_MPDU_LEN_MASK) + ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; + + for (i = 0; i < ar->num_rf_chains; i++) + ht_cap.mcs.rx_mask[i] = 0xFF; + + ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; + + return ht_cap; +} + + +static void ath10k_get_arvif_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath10k_vif_iter *arvif_iter = data; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + if (arvif->vdev_id == arvif_iter->vdev_id) + arvif_iter->arvif = arvif; +} + +struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id) +{ + struct ath10k_vif_iter arvif_iter; + u32 flags; + + memset(&arvif_iter, 0, sizeof(struct ath10k_vif_iter)); + arvif_iter.vdev_id = vdev_id; + + flags = IEEE80211_IFACE_ITER_RESUME_ALL; + ieee80211_iterate_active_interfaces_atomic(ar->hw, + flags, + ath10k_get_arvif_iter, + &arvif_iter); + if (!arvif_iter.arvif) { + ath10k_warn("No VIF found for vdev %d\n", vdev_id); + return NULL; + } + + return arvif_iter.arvif; +} + +int ath10k_mac_register(struct ath10k *ar) +{ + struct ieee80211_supported_band *band; + struct ieee80211_sta_vht_cap vht_cap; + struct ieee80211_sta_ht_cap ht_cap; + void *channels; + int ret; + + SET_IEEE80211_PERM_ADDR(ar->hw, ar->mac_addr); + + SET_IEEE80211_DEV(ar->hw, ar->dev); + + ht_cap = ath10k_get_ht_cap(ar); + vht_cap = ath10k_create_vht_cap(ar); + + if (ar->phy_capability & WHAL_WLAN_11G_CAPABILITY) { + channels = kmemdup(ath10k_2ghz_channels, + sizeof(ath10k_2ghz_channels), + GFP_KERNEL); + if (!channels) { + ret = -ENOMEM; + goto err_free; + } + + band = &ar->mac.sbands[IEEE80211_BAND_2GHZ]; + band->n_channels = ARRAY_SIZE(ath10k_2ghz_channels); + band->channels = channels; + band->n_bitrates = ath10k_g_rates_size; + band->bitrates = ath10k_g_rates; + band->ht_cap = ht_cap; + + /* vht is not supported in 2.4 GHz */ + + ar->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = band; + } + + if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) { + channels = kmemdup(ath10k_5ghz_channels, + sizeof(ath10k_5ghz_channels), + GFP_KERNEL); + if (!channels) { + ret = -ENOMEM; + goto err_free; + } + + band = &ar->mac.sbands[IEEE80211_BAND_5GHZ]; + band->n_channels = ARRAY_SIZE(ath10k_5ghz_channels); + band->channels = channels; + band->n_bitrates = ath10k_a_rates_size; + band->bitrates = ath10k_a_rates; + band->ht_cap = ht_cap; + band->vht_cap = vht_cap; + ar->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = band; + } + + ar->hw->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_AP); + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + /* TODO: Have to deal with 2x2 chips if/when the come out. */ + ar->supp_tx_chainmask = TARGET_10X_TX_CHAIN_MASK; + ar->supp_rx_chainmask = TARGET_10X_RX_CHAIN_MASK; + } else { + ar->supp_tx_chainmask = TARGET_TX_CHAIN_MASK; + ar->supp_rx_chainmask = TARGET_RX_CHAIN_MASK; + } + + ar->hw->wiphy->available_antennas_rx = ar->supp_rx_chainmask; + ar->hw->wiphy->available_antennas_tx = ar->supp_tx_chainmask; + + if (!test_bit(ATH10K_FW_FEATURE_NO_P2P, ar->fw_features)) + ar->hw->wiphy->interface_modes |= + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO); + + ar->hw->flags = IEEE80211_HW_SIGNAL_DBM | + IEEE80211_HW_SUPPORTS_PS | + IEEE80211_HW_SUPPORTS_DYNAMIC_PS | + IEEE80211_HW_SUPPORTS_UAPSD | + IEEE80211_HW_MFP_CAPABLE | + IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_HAS_RATE_CONTROL | + IEEE80211_HW_SUPPORTS_STATIC_SMPS | + IEEE80211_HW_AP_LINK_PS | + IEEE80211_HW_SPECTRUM_MGMT; + + /* MSDU can have HTT TX fragment pushed in front. The additional 4 + * bytes is used for padding/alignment if necessary. */ + ar->hw->extra_tx_headroom += sizeof(struct htt_data_tx_desc_frag)*2 + 4; + + if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) + ar->hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS; + + if (ar->ht_cap_info & WMI_HT_CAP_ENABLED) { + ar->hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; + ar->hw->flags |= IEEE80211_HW_TX_AMPDU_SETUP_IN_HW; + } + + ar->hw->wiphy->max_scan_ssids = WLAN_SCAN_PARAMS_MAX_SSID; + ar->hw->wiphy->max_scan_ie_len = WLAN_SCAN_PARAMS_MAX_IE_LEN; + + ar->hw->vif_data_size = sizeof(struct ath10k_vif); + ar->hw->sta_data_size = sizeof(struct ath10k_sta); + + ar->hw->max_listen_interval = ATH10K_MAX_HW_LISTEN_INTERVAL; + + ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; + ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + ar->hw->wiphy->max_remain_on_channel_duration = 5000; + + ar->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; + /* + * on LL hardware queues are managed entirely by the FW + * so we only advertise to mac we can do the queues thing + */ + ar->hw->queues = 4; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + ar->hw->wiphy->iface_combinations = ath10k_10x_if_comb; + ar->hw->wiphy->n_iface_combinations = + ARRAY_SIZE(ath10k_10x_if_comb); + } else { + ar->hw->wiphy->iface_combinations = ath10k_if_comb; + ar->hw->wiphy->n_iface_combinations = + ARRAY_SIZE(ath10k_if_comb); + } + + ar->hw->netdev_features = NETIF_F_HW_CSUM; + + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) { + /* Init ath dfs pattern detector */ + ar->ath_common.debug_mask = ATH_DBG_DFS; + ar->dfs_detector = dfs_pattern_detector_init(&ar->ath_common, + NL80211_DFS_UNSET); + + if (!ar->dfs_detector) + ath10k_warn("failed to initialise DFS pattern detector\n"); + } + + ret = ath_regd_init(&ar->ath_common.regulatory, ar->hw->wiphy, + ath10k_reg_notifier); + if (ret) { + ath10k_err("failed to initialise regulatory: %i\n", ret); + goto err_free; + } + + ret = ieee80211_register_hw(ar->hw); + if (ret) { + ath10k_err("failed to register ieee80211: %d\n", ret); + goto err_free; + } + + if (!ath_is_world_regd(&ar->ath_common.regulatory)) { + ret = regulatory_hint(ar->hw->wiphy, + ar->ath_common.regulatory.alpha2); + if (ret) + goto err_unregister; + } + + return 0; + +err_unregister: + ieee80211_unregister_hw(ar->hw); +err_free: + kfree(ar->mac.sbands[IEEE80211_BAND_2GHZ].channels); + kfree(ar->mac.sbands[IEEE80211_BAND_5GHZ].channels); + + return ret; +} + +void ath10k_mac_unregister(struct ath10k *ar) +{ + ieee80211_unregister_hw(ar->hw); + + if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) + ar->dfs_detector->exit(ar->dfs_detector); + + kfree(ar->mac.sbands[IEEE80211_BAND_2GHZ].channels); + kfree(ar->mac.sbands[IEEE80211_BAND_5GHZ].channels); + + SET_IEEE80211_DEV(ar->hw, NULL); +} diff --git a/drivers/net/wireless/ath/ath10k/mac.h b/drivers/net/wireless/ath/ath10k/mac.h new file mode 100644 index 00000000000..ba1021997b8 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/mac.h @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _MAC_H_ +#define _MAC_H_ + +#include <net/mac80211.h> +#include "core.h" + +struct ath10k_generic_iter { + struct ath10k *ar; + int ret; +}; + +struct ath10k *ath10k_mac_create(void); +void ath10k_mac_destroy(struct ath10k *ar); +int ath10k_mac_register(struct ath10k *ar); +void ath10k_mac_unregister(struct ath10k *ar); +struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id); +void ath10k_reset_scan(unsigned long ptr); +void ath10k_offchan_tx_purge(struct ath10k *ar); +void ath10k_offchan_tx_work(struct work_struct *work); +void ath10k_mgmt_over_wmi_tx_purge(struct ath10k *ar); +void ath10k_mgmt_over_wmi_tx_work(struct work_struct *work); +void ath10k_halt(struct ath10k *ar); + +static inline struct ath10k_vif *ath10k_vif_to_arvif(struct ieee80211_vif *vif) +{ + return (struct ath10k_vif *)vif->drv_priv; +} + +static inline void ath10k_tx_h_seq_no(struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct ieee80211_vif *vif = info->control.vif; + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { + if (arvif->tx_seq_no == 0) + arvif->tx_seq_no = 0x1000; + + if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) + arvif->tx_seq_no += 0x10; + hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); + hdr->seq_ctrl |= cpu_to_le16(arvif->tx_seq_no); + } +} + +#endif /* _MAC_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c new file mode 100644 index 00000000000..d0004d59c97 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -0,0 +1,2817 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/pci.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/spinlock.h> +#include <linux/bitops.h> + +#include "core.h" +#include "debug.h" + +#include "targaddrs.h" +#include "bmi.h" + +#include "hif.h" +#include "htc.h" + +#include "ce.h" +#include "pci.h" + +enum ath10k_pci_irq_mode { + ATH10K_PCI_IRQ_AUTO = 0, + ATH10K_PCI_IRQ_LEGACY = 1, + ATH10K_PCI_IRQ_MSI = 2, +}; + +enum ath10k_pci_reset_mode { + ATH10K_PCI_RESET_AUTO = 0, + ATH10K_PCI_RESET_WARM_ONLY = 1, +}; + +static unsigned int ath10k_pci_target_ps; +static unsigned int ath10k_pci_irq_mode = ATH10K_PCI_IRQ_AUTO; +static unsigned int ath10k_pci_reset_mode = ATH10K_PCI_RESET_AUTO; + +module_param_named(target_ps, ath10k_pci_target_ps, uint, 0644); +MODULE_PARM_DESC(target_ps, "Enable ath10k Target (SoC) PS option"); + +module_param_named(irq_mode, ath10k_pci_irq_mode, uint, 0644); +MODULE_PARM_DESC(irq_mode, "0: auto, 1: legacy, 2: msi (default: 0)"); + +module_param_named(reset_mode, ath10k_pci_reset_mode, uint, 0644); +MODULE_PARM_DESC(reset_mode, "0: auto, 1: warm only (default: 0)"); + +/* how long wait to wait for target to initialise, in ms */ +#define ATH10K_PCI_TARGET_WAIT 3000 +#define ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS 3 + +#define QCA988X_2_0_DEVICE_ID (0x003c) + +static DEFINE_PCI_DEVICE_TABLE(ath10k_pci_id_table) = { + { PCI_VDEVICE(ATHEROS, QCA988X_2_0_DEVICE_ID) }, /* PCI-E QCA988X V2 */ + {0} +}; + +static int ath10k_pci_diag_read_access(struct ath10k *ar, u32 address, + u32 *data); + +static int ath10k_pci_post_rx(struct ath10k *ar); +static int ath10k_pci_post_rx_pipe(struct ath10k_pci_pipe *pipe_info, + int num); +static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info); +static int ath10k_pci_cold_reset(struct ath10k *ar); +static int ath10k_pci_warm_reset(struct ath10k *ar); +static int ath10k_pci_wait_for_target_init(struct ath10k *ar); +static int ath10k_pci_init_irq(struct ath10k *ar); +static int ath10k_pci_deinit_irq(struct ath10k *ar); +static int ath10k_pci_request_irq(struct ath10k *ar); +static void ath10k_pci_free_irq(struct ath10k *ar); +static int ath10k_pci_bmi_wait(struct ath10k_ce_pipe *tx_pipe, + struct ath10k_ce_pipe *rx_pipe, + struct bmi_xfer *xfer); + +static const struct ce_attr host_ce_config_wlan[] = { + /* CE0: host->target HTC control and raw streams */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 16, + .src_sz_max = 256, + .dest_nentries = 0, + }, + + /* CE1: target->host HTT + HTC control */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 512, + .dest_nentries = 512, + }, + + /* CE2: target->host WMI */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 2048, + .dest_nentries = 32, + }, + + /* CE3: host->target WMI */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 32, + .src_sz_max = 2048, + .dest_nentries = 0, + }, + + /* CE4: host->target HTT */ + { + .flags = CE_ATTR_FLAGS | CE_ATTR_DIS_INTR, + .src_nentries = CE_HTT_H2T_MSG_SRC_NENTRIES, + .src_sz_max = 256, + .dest_nentries = 0, + }, + + /* CE5: unused */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 0, + .dest_nentries = 0, + }, + + /* CE6: target autonomous hif_memcpy */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 0, + .dest_nentries = 0, + }, + + /* CE7: ce_diag, the Diagnostic Window */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 2, + .src_sz_max = DIAG_TRANSFER_LIMIT, + .dest_nentries = 2, + }, +}; + +/* Target firmware's Copy Engine configuration. */ +static const struct ce_pipe_config target_ce_config_wlan[] = { + /* CE0: host->target HTC control and raw streams */ + { + .pipenum = 0, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 256, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE1: target->host HTT + HTC control */ + { + .pipenum = 1, + .pipedir = PIPEDIR_IN, + .nentries = 32, + .nbytes_max = 512, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE2: target->host WMI */ + { + .pipenum = 2, + .pipedir = PIPEDIR_IN, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE3: host->target WMI */ + { + .pipenum = 3, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE4: host->target HTT */ + { + .pipenum = 4, + .pipedir = PIPEDIR_OUT, + .nentries = 256, + .nbytes_max = 256, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* NB: 50% of src nentries, since tx has 2 frags */ + + /* CE5: unused */ + { + .pipenum = 5, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE6: Reserved for target autonomous hif_memcpy */ + { + .pipenum = 6, + .pipedir = PIPEDIR_INOUT, + .nentries = 32, + .nbytes_max = 4096, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE7 used only by Host */ +}; + +static bool ath10k_pci_irq_pending(struct ath10k *ar) +{ + u32 cause; + + /* Check if the shared legacy irq is for us */ + cause = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_CAUSE_ADDRESS); + if (cause & (PCIE_INTR_FIRMWARE_MASK | PCIE_INTR_CE_MASK_ALL)) + return true; + + return false; +} + +static void ath10k_pci_disable_and_clear_legacy_irq(struct ath10k *ar) +{ + /* IMPORTANT: INTR_CLR register has to be set after + * INTR_ENABLE is set to 0, otherwise interrupt can not be + * really cleared. */ + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + PCIE_INTR_ENABLE_ADDRESS, + 0); + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + PCIE_INTR_CLR_ADDRESS, + PCIE_INTR_FIRMWARE_MASK | PCIE_INTR_CE_MASK_ALL); + + /* IMPORTANT: this extra read transaction is required to + * flush the posted write buffer. */ + (void) ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_ENABLE_ADDRESS); +} + +static void ath10k_pci_enable_legacy_irq(struct ath10k *ar) +{ + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_ENABLE_ADDRESS, + PCIE_INTR_FIRMWARE_MASK | PCIE_INTR_CE_MASK_ALL); + + /* IMPORTANT: this extra read transaction is required to + * flush the posted write buffer. */ + (void) ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_ENABLE_ADDRESS); +} + +static irqreturn_t ath10k_pci_early_irq_handler(int irq, void *arg) +{ + struct ath10k *ar = arg; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + if (ar_pci->num_msi_intrs == 0) { + if (!ath10k_pci_irq_pending(ar)) + return IRQ_NONE; + + ath10k_pci_disable_and_clear_legacy_irq(ar); + } + + tasklet_schedule(&ar_pci->early_irq_tasklet); + + return IRQ_HANDLED; +} + +static int ath10k_pci_request_early_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + /* Regardless whether MSI-X/MSI/legacy irqs have been set up the first + * interrupt from irq vector is triggered in all cases for FW + * indication/errors */ + ret = request_irq(ar_pci->pdev->irq, ath10k_pci_early_irq_handler, + IRQF_SHARED, "ath10k_pci (early)", ar); + if (ret) { + ath10k_warn("failed to request early irq: %d\n", ret); + return ret; + } + + return 0; +} + +static void ath10k_pci_free_early_irq(struct ath10k *ar) +{ + free_irq(ath10k_pci_priv(ar)->pdev->irq, ar); +} + +/* + * Diagnostic read/write access is provided for startup/config/debug usage. + * Caller must guarantee proper alignment, when applicable, and single user + * at any moment. + */ +static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, + int nbytes) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret = 0; + u32 buf; + unsigned int completed_nbytes, orig_nbytes, remaining_bytes; + unsigned int id; + unsigned int flags; + struct ath10k_ce_pipe *ce_diag; + /* Host buffer address in CE space */ + u32 ce_data; + dma_addr_t ce_data_base = 0; + void *data_buf = NULL; + int i; + + /* + * This code cannot handle reads to non-memory space. Redirect to the + * register read fn but preserve the multi word read capability of + * this fn + */ + if (address < DRAM_BASE_ADDRESS) { + if (!IS_ALIGNED(address, 4) || + !IS_ALIGNED((unsigned long)data, 4)) + return -EIO; + + while ((nbytes >= 4) && ((ret = ath10k_pci_diag_read_access( + ar, address, (u32 *)data)) == 0)) { + nbytes -= sizeof(u32); + address += sizeof(u32); + data += sizeof(u32); + } + return ret; + } + + ce_diag = ar_pci->ce_diag; + + /* + * Allocate a temporary bounce buffer to hold caller's data + * to be DMA'ed from Target. This guarantees + * 1) 4-byte alignment + * 2) Buffer in DMA-able space + */ + orig_nbytes = nbytes; + data_buf = (unsigned char *)dma_alloc_coherent(ar->dev, + orig_nbytes, + &ce_data_base, + GFP_ATOMIC); + + if (!data_buf) { + ret = -ENOMEM; + goto done; + } + memset(data_buf, 0, orig_nbytes); + + remaining_bytes = orig_nbytes; + ce_data = ce_data_base; + while (remaining_bytes) { + nbytes = min_t(unsigned int, remaining_bytes, + DIAG_TRANSFER_LIMIT); + + ret = ath10k_ce_recv_buf_enqueue(ce_diag, NULL, ce_data); + if (ret != 0) + goto done; + + /* Request CE to send from Target(!) address to Host buffer */ + /* + * The address supplied by the caller is in the + * Target CPU virtual address space. + * + * In order to use this address with the diagnostic CE, + * convert it from Target CPU virtual address space + * to CE address space + */ + ath10k_pci_wake(ar); + address = TARG_CPU_SPACE_TO_CE_SPACE(ar, ar_pci->mem, + address); + ath10k_pci_sleep(ar); + + ret = ath10k_ce_send(ce_diag, NULL, (u32)address, nbytes, 0, + 0); + if (ret) + goto done; + + i = 0; + while (ath10k_ce_completed_send_next(ce_diag, NULL, &buf, + &completed_nbytes, + &id) != 0) { + mdelay(1); + if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { + ret = -EBUSY; + goto done; + } + } + + if (nbytes != completed_nbytes) { + ret = -EIO; + goto done; + } + + if (buf != (u32) address) { + ret = -EIO; + goto done; + } + + i = 0; + while (ath10k_ce_completed_recv_next(ce_diag, NULL, &buf, + &completed_nbytes, + &id, &flags) != 0) { + mdelay(1); + + if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { + ret = -EBUSY; + goto done; + } + } + + if (nbytes != completed_nbytes) { + ret = -EIO; + goto done; + } + + if (buf != ce_data) { + ret = -EIO; + goto done; + } + + remaining_bytes -= nbytes; + address += nbytes; + ce_data += nbytes; + } + +done: + if (ret == 0) { + /* Copy data from allocated DMA buf to caller's buf */ + WARN_ON_ONCE(orig_nbytes & 3); + for (i = 0; i < orig_nbytes / sizeof(__le32); i++) { + ((u32 *)data)[i] = + __le32_to_cpu(((__le32 *)data_buf)[i]); + } + } else + ath10k_warn("failed to read diag value at 0x%x: %d\n", + address, ret); + + if (data_buf) + dma_free_coherent(ar->dev, orig_nbytes, data_buf, + ce_data_base); + + return ret; +} + +/* Read 4-byte aligned data from Target memory or register */ +static int ath10k_pci_diag_read_access(struct ath10k *ar, u32 address, + u32 *data) +{ + /* Assume range doesn't cross this boundary */ + if (address >= DRAM_BASE_ADDRESS) + return ath10k_pci_diag_read_mem(ar, address, data, sizeof(u32)); + + ath10k_pci_wake(ar); + *data = ath10k_pci_read32(ar, address); + ath10k_pci_sleep(ar); + return 0; +} + +static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, + const void *data, int nbytes) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret = 0; + u32 buf; + unsigned int completed_nbytes, orig_nbytes, remaining_bytes; + unsigned int id; + unsigned int flags; + struct ath10k_ce_pipe *ce_diag; + void *data_buf = NULL; + u32 ce_data; /* Host buffer address in CE space */ + dma_addr_t ce_data_base = 0; + int i; + + ce_diag = ar_pci->ce_diag; + + /* + * Allocate a temporary bounce buffer to hold caller's data + * to be DMA'ed to Target. This guarantees + * 1) 4-byte alignment + * 2) Buffer in DMA-able space + */ + orig_nbytes = nbytes; + data_buf = (unsigned char *)dma_alloc_coherent(ar->dev, + orig_nbytes, + &ce_data_base, + GFP_ATOMIC); + if (!data_buf) { + ret = -ENOMEM; + goto done; + } + + /* Copy caller's data to allocated DMA buf */ + WARN_ON_ONCE(orig_nbytes & 3); + for (i = 0; i < orig_nbytes / sizeof(__le32); i++) + ((__le32 *)data_buf)[i] = __cpu_to_le32(((u32 *)data)[i]); + + /* + * The address supplied by the caller is in the + * Target CPU virtual address space. + * + * In order to use this address with the diagnostic CE, + * convert it from + * Target CPU virtual address space + * to + * CE address space + */ + ath10k_pci_wake(ar); + address = TARG_CPU_SPACE_TO_CE_SPACE(ar, ar_pci->mem, address); + ath10k_pci_sleep(ar); + + remaining_bytes = orig_nbytes; + ce_data = ce_data_base; + while (remaining_bytes) { + /* FIXME: check cast */ + nbytes = min_t(int, remaining_bytes, DIAG_TRANSFER_LIMIT); + + /* Set up to receive directly into Target(!) address */ + ret = ath10k_ce_recv_buf_enqueue(ce_diag, NULL, address); + if (ret != 0) + goto done; + + /* + * Request CE to send caller-supplied data that + * was copied to bounce buffer to Target(!) address. + */ + ret = ath10k_ce_send(ce_diag, NULL, (u32) ce_data, + nbytes, 0, 0); + if (ret != 0) + goto done; + + i = 0; + while (ath10k_ce_completed_send_next(ce_diag, NULL, &buf, + &completed_nbytes, + &id) != 0) { + mdelay(1); + + if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { + ret = -EBUSY; + goto done; + } + } + + if (nbytes != completed_nbytes) { + ret = -EIO; + goto done; + } + + if (buf != ce_data) { + ret = -EIO; + goto done; + } + + i = 0; + while (ath10k_ce_completed_recv_next(ce_diag, NULL, &buf, + &completed_nbytes, + &id, &flags) != 0) { + mdelay(1); + + if (i++ > DIAG_ACCESS_CE_TIMEOUT_MS) { + ret = -EBUSY; + goto done; + } + } + + if (nbytes != completed_nbytes) { + ret = -EIO; + goto done; + } + + if (buf != address) { + ret = -EIO; + goto done; + } + + remaining_bytes -= nbytes; + address += nbytes; + ce_data += nbytes; + } + +done: + if (data_buf) { + dma_free_coherent(ar->dev, orig_nbytes, data_buf, + ce_data_base); + } + + if (ret != 0) + ath10k_warn("failed to write diag value at 0x%x: %d\n", + address, ret); + + return ret; +} + +/* Write 4B data to Target memory or register */ +static int ath10k_pci_diag_write_access(struct ath10k *ar, u32 address, + u32 data) +{ + /* Assume range doesn't cross this boundary */ + if (address >= DRAM_BASE_ADDRESS) + return ath10k_pci_diag_write_mem(ar, address, &data, + sizeof(u32)); + + ath10k_pci_wake(ar); + ath10k_pci_write32(ar, address, data); + ath10k_pci_sleep(ar); + return 0; +} + +static bool ath10k_pci_target_is_awake(struct ath10k *ar) +{ + void __iomem *mem = ath10k_pci_priv(ar)->mem; + u32 val; + val = ioread32(mem + PCIE_LOCAL_BASE_ADDRESS + + RTC_STATE_ADDRESS); + return (RTC_STATE_V_GET(val) == RTC_STATE_V_ON); +} + +int ath10k_do_pci_wake(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + void __iomem *pci_addr = ar_pci->mem; + int tot_delay = 0; + int curr_delay = 5; + + if (atomic_read(&ar_pci->keep_awake_count) == 0) { + /* Force AWAKE */ + iowrite32(PCIE_SOC_WAKE_V_MASK, + pci_addr + PCIE_LOCAL_BASE_ADDRESS + + PCIE_SOC_WAKE_ADDRESS); + } + atomic_inc(&ar_pci->keep_awake_count); + + if (ar_pci->verified_awake) + return 0; + + for (;;) { + if (ath10k_pci_target_is_awake(ar)) { + ar_pci->verified_awake = true; + return 0; + } + + if (tot_delay > PCIE_WAKE_TIMEOUT) { + ath10k_warn("target took longer %d us to wake up (awake count %d)\n", + PCIE_WAKE_TIMEOUT, + atomic_read(&ar_pci->keep_awake_count)); + return -ETIMEDOUT; + } + + udelay(curr_delay); + tot_delay += curr_delay; + + if (curr_delay < 50) + curr_delay += 5; + } +} + +void ath10k_do_pci_sleep(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + void __iomem *pci_addr = ar_pci->mem; + + if (atomic_dec_and_test(&ar_pci->keep_awake_count)) { + /* Allow sleep */ + ar_pci->verified_awake = false; + iowrite32(PCIE_SOC_WAKE_RESET, + pci_addr + PCIE_LOCAL_BASE_ADDRESS + + PCIE_SOC_WAKE_ADDRESS); + } +} + +/* Called by lower (CE) layer when a send to Target completes. */ +static void ath10k_pci_ce_send_done(struct ath10k_ce_pipe *ce_state) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_hif_cb *cb = &ar_pci->msg_callbacks_current; + void *transfer_context; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + + while (ath10k_ce_completed_send_next(ce_state, &transfer_context, + &ce_data, &nbytes, + &transfer_id) == 0) { + /* no need to call tx completion for NULL pointers */ + if (transfer_context == NULL) + continue; + + cb->tx_completion(ar, transfer_context, transfer_id); + } +} + +/* Called by lower (CE) layer when data is received from the Target. */ +static void ath10k_pci_ce_recv_data(struct ath10k_ce_pipe *ce_state) +{ + struct ath10k *ar = ce_state->ar; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pipe_info = &ar_pci->pipe_info[ce_state->id]; + struct ath10k_hif_cb *cb = &ar_pci->msg_callbacks_current; + struct sk_buff *skb; + void *transfer_context; + u32 ce_data; + unsigned int nbytes, max_nbytes; + unsigned int transfer_id; + unsigned int flags; + int err; + + while (ath10k_ce_completed_recv_next(ce_state, &transfer_context, + &ce_data, &nbytes, &transfer_id, + &flags) == 0) { + err = ath10k_pci_post_rx_pipe(pipe_info, 1); + if (unlikely(err)) { + /* FIXME: retry */ + ath10k_warn("failed to replenish CE rx ring %d: %d\n", + pipe_info->pipe_num, err); + } + + skb = transfer_context; + max_nbytes = skb->len + skb_tailroom(skb); + dma_unmap_single(ar->dev, ATH10K_SKB_CB(skb)->paddr, + max_nbytes, DMA_FROM_DEVICE); + + if (unlikely(max_nbytes < nbytes)) { + ath10k_warn("rxed more than expected (nbytes %d, max %d)", + nbytes, max_nbytes); + dev_kfree_skb_any(skb); + continue; + } + + skb_put(skb, nbytes); + cb->rx_completion(ar, skb, pipe_info->pipe_num); + } +} + +static int ath10k_pci_hif_tx_sg(struct ath10k *ar, u8 pipe_id, + struct ath10k_hif_sg_item *items, int n_items) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pci_pipe = &ar_pci->pipe_info[pipe_id]; + struct ath10k_ce_pipe *ce_pipe = pci_pipe->ce_hdl; + struct ath10k_ce_ring *src_ring = ce_pipe->src_ring; + unsigned int nentries_mask; + unsigned int sw_index; + unsigned int write_index; + int err, i = 0; + + spin_lock_bh(&ar_pci->ce_lock); + + nentries_mask = src_ring->nentries_mask; + sw_index = src_ring->sw_index; + write_index = src_ring->write_index; + + if (unlikely(CE_RING_DELTA(nentries_mask, + write_index, sw_index - 1) < n_items)) { + err = -ENOBUFS; + goto err; + } + + for (i = 0; i < n_items - 1; i++) { + ath10k_dbg(ATH10K_DBG_PCI, + "pci tx item %d paddr 0x%08x len %d n_items %d\n", + i, items[i].paddr, items[i].len, n_items); + ath10k_dbg_dump(ATH10K_DBG_PCI_DUMP, NULL, "item data: ", + items[i].vaddr, items[i].len); + + err = ath10k_ce_send_nolock(ce_pipe, + items[i].transfer_context, + items[i].paddr, + items[i].len, + items[i].transfer_id, + CE_SEND_FLAG_GATHER); + if (err) + goto err; + } + + /* `i` is equal to `n_items -1` after for() */ + + ath10k_dbg(ATH10K_DBG_PCI, + "pci tx item %d paddr 0x%08x len %d n_items %d\n", + i, items[i].paddr, items[i].len, n_items); + ath10k_dbg_dump(ATH10K_DBG_PCI_DUMP, NULL, "item data: ", + items[i].vaddr, items[i].len); + + err = ath10k_ce_send_nolock(ce_pipe, + items[i].transfer_context, + items[i].paddr, + items[i].len, + items[i].transfer_id, + 0); + if (err) + goto err; + + spin_unlock_bh(&ar_pci->ce_lock); + return 0; + +err: + for (; i > 0; i--) + __ath10k_ce_send_revert(ce_pipe); + + spin_unlock_bh(&ar_pci->ce_lock); + return err; +} + +static u16 ath10k_pci_hif_get_free_queue_number(struct ath10k *ar, u8 pipe) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + ath10k_dbg(ATH10K_DBG_PCI, "pci hif get free queue number\n"); + + return ath10k_ce_num_free_src_entries(ar_pci->pipe_info[pipe].ce_hdl); +} + +static void ath10k_pci_hif_dump_area(struct ath10k *ar) +{ + u32 reg_dump_area = 0; + u32 reg_dump_values[REG_DUMP_COUNT_QCA988X] = {}; + u32 host_addr; + int ret; + u32 i; + + ath10k_err("firmware crashed!\n"); + ath10k_err("hardware name %s version 0x%x\n", + ar->hw_params.name, ar->target_version); + ath10k_err("firmware version: %s\n", ar->hw->wiphy->fw_version); + + host_addr = host_interest_item_address(HI_ITEM(hi_failure_state)); + ret = ath10k_pci_diag_read_mem(ar, host_addr, + ®_dump_area, sizeof(u32)); + if (ret) { + ath10k_err("failed to read FW dump area address: %d\n", ret); + return; + } + + ath10k_err("target register Dump Location: 0x%08X\n", reg_dump_area); + + ret = ath10k_pci_diag_read_mem(ar, reg_dump_area, + ®_dump_values[0], + REG_DUMP_COUNT_QCA988X * sizeof(u32)); + if (ret != 0) { + ath10k_err("failed to read FW dump area: %d\n", ret); + return; + } + + BUILD_BUG_ON(REG_DUMP_COUNT_QCA988X % 4); + + ath10k_err("target Register Dump\n"); + for (i = 0; i < REG_DUMP_COUNT_QCA988X; i += 4) + ath10k_err("[%02d]: 0x%08X 0x%08X 0x%08X 0x%08X\n", + i, + reg_dump_values[i], + reg_dump_values[i + 1], + reg_dump_values[i + 2], + reg_dump_values[i + 3]); + + queue_work(ar->workqueue, &ar->restart_work); +} + +static void ath10k_pci_hif_send_complete_check(struct ath10k *ar, u8 pipe, + int force) +{ + ath10k_dbg(ATH10K_DBG_PCI, "pci hif send complete check\n"); + + if (!force) { + int resources; + /* + * Decide whether to actually poll for completions, or just + * wait for a later chance. + * If there seem to be plenty of resources left, then just wait + * since checking involves reading a CE register, which is a + * relatively expensive operation. + */ + resources = ath10k_pci_hif_get_free_queue_number(ar, pipe); + + /* + * If at least 50% of the total resources are still available, + * don't bother checking again yet. + */ + if (resources > (host_ce_config_wlan[pipe].src_nentries >> 1)) + return; + } + ath10k_ce_per_engine_service(ar, pipe); +} + +static void ath10k_pci_hif_set_callbacks(struct ath10k *ar, + struct ath10k_hif_cb *callbacks) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + ath10k_dbg(ATH10K_DBG_PCI, "pci hif set callbacks\n"); + + memcpy(&ar_pci->msg_callbacks_current, callbacks, + sizeof(ar_pci->msg_callbacks_current)); +} + +static int ath10k_pci_setup_ce_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + const struct ce_attr *attr; + struct ath10k_pci_pipe *pipe_info; + int pipe_num, disable_interrupts; + + for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { + pipe_info = &ar_pci->pipe_info[pipe_num]; + + /* Handle Diagnostic CE specially */ + if (pipe_info->ce_hdl == ar_pci->ce_diag) + continue; + + attr = &host_ce_config_wlan[pipe_num]; + + if (attr->src_nentries) { + disable_interrupts = attr->flags & CE_ATTR_DIS_INTR; + ath10k_ce_send_cb_register(pipe_info->ce_hdl, + ath10k_pci_ce_send_done, + disable_interrupts); + } + + if (attr->dest_nentries) + ath10k_ce_recv_cb_register(pipe_info->ce_hdl, + ath10k_pci_ce_recv_data); + } + + return 0; +} + +static void ath10k_pci_kill_tasklet(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int i; + + tasklet_kill(&ar_pci->intr_tq); + tasklet_kill(&ar_pci->msi_fw_err); + tasklet_kill(&ar_pci->early_irq_tasklet); + + for (i = 0; i < CE_COUNT; i++) + tasklet_kill(&ar_pci->pipe_info[i].intr); +} + +/* TODO - temporary mapping while we have too few CE's */ +static int ath10k_pci_hif_map_service_to_pipe(struct ath10k *ar, + u16 service_id, u8 *ul_pipe, + u8 *dl_pipe, int *ul_is_polled, + int *dl_is_polled) +{ + int ret = 0; + + ath10k_dbg(ATH10K_DBG_PCI, "pci hif map service\n"); + + /* polling for received messages not supported */ + *dl_is_polled = 0; + + switch (service_id) { + case ATH10K_HTC_SVC_ID_HTT_DATA_MSG: + /* + * Host->target HTT gets its own pipe, so it can be polled + * while other pipes are interrupt driven. + */ + *ul_pipe = 4; + /* + * Use the same target->host pipe for HTC ctrl, HTC raw + * streams, and HTT. + */ + *dl_pipe = 1; + break; + + case ATH10K_HTC_SVC_ID_RSVD_CTRL: + case ATH10K_HTC_SVC_ID_TEST_RAW_STREAMS: + /* + * Note: HTC_RAW_STREAMS_SVC is currently unused, and + * HTC_CTRL_RSVD_SVC could share the same pipe as the + * WMI services. So, if another CE is needed, change + * this to *ul_pipe = 3, which frees up CE 0. + */ + /* *ul_pipe = 3; */ + *ul_pipe = 0; + *dl_pipe = 1; + break; + + case ATH10K_HTC_SVC_ID_WMI_DATA_BK: + case ATH10K_HTC_SVC_ID_WMI_DATA_BE: + case ATH10K_HTC_SVC_ID_WMI_DATA_VI: + case ATH10K_HTC_SVC_ID_WMI_DATA_VO: + + case ATH10K_HTC_SVC_ID_WMI_CONTROL: + *ul_pipe = 3; + *dl_pipe = 2; + break; + + /* pipe 5 unused */ + /* pipe 6 reserved */ + /* pipe 7 reserved */ + + default: + ret = -1; + break; + } + *ul_is_polled = + (host_ce_config_wlan[*ul_pipe].flags & CE_ATTR_DIS_INTR) != 0; + + return ret; +} + +static void ath10k_pci_hif_get_default_pipe(struct ath10k *ar, + u8 *ul_pipe, u8 *dl_pipe) +{ + int ul_is_polled, dl_is_polled; + + ath10k_dbg(ATH10K_DBG_PCI, "pci hif get default pipe\n"); + + (void)ath10k_pci_hif_map_service_to_pipe(ar, + ATH10K_HTC_SVC_ID_RSVD_CTRL, + ul_pipe, + dl_pipe, + &ul_is_polled, + &dl_is_polled); +} + +static int ath10k_pci_post_rx_pipe(struct ath10k_pci_pipe *pipe_info, + int num) +{ + struct ath10k *ar = pipe_info->hif_ce_state; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_ce_pipe *ce_state = pipe_info->ce_hdl; + struct sk_buff *skb; + dma_addr_t ce_data; + int i, ret = 0; + + if (pipe_info->buf_sz == 0) + return 0; + + for (i = 0; i < num; i++) { + skb = dev_alloc_skb(pipe_info->buf_sz); + if (!skb) { + ath10k_warn("failed to allocate skbuff for pipe %d\n", + num); + ret = -ENOMEM; + goto err; + } + + WARN_ONCE((unsigned long)skb->data & 3, "unaligned skb"); + + ce_data = dma_map_single(ar->dev, skb->data, + skb->len + skb_tailroom(skb), + DMA_FROM_DEVICE); + + if (unlikely(dma_mapping_error(ar->dev, ce_data))) { + ath10k_warn("failed to DMA map sk_buff\n"); + dev_kfree_skb_any(skb); + ret = -EIO; + goto err; + } + + ATH10K_SKB_CB(skb)->paddr = ce_data; + + pci_dma_sync_single_for_device(ar_pci->pdev, ce_data, + pipe_info->buf_sz, + PCI_DMA_FROMDEVICE); + + ret = ath10k_ce_recv_buf_enqueue(ce_state, (void *)skb, + ce_data); + if (ret) { + ath10k_warn("failed to enqueue to pipe %d: %d\n", + num, ret); + goto err; + } + } + + return ret; + +err: + ath10k_pci_rx_pipe_cleanup(pipe_info); + return ret; +} + +static int ath10k_pci_post_rx(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pipe_info; + const struct ce_attr *attr; + int pipe_num, ret = 0; + + for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { + pipe_info = &ar_pci->pipe_info[pipe_num]; + attr = &host_ce_config_wlan[pipe_num]; + + if (attr->dest_nentries == 0) + continue; + + ret = ath10k_pci_post_rx_pipe(pipe_info, + attr->dest_nentries - 1); + if (ret) { + ath10k_warn("failed to post RX buffer for pipe %d: %d\n", + pipe_num, ret); + + for (; pipe_num >= 0; pipe_num--) { + pipe_info = &ar_pci->pipe_info[pipe_num]; + ath10k_pci_rx_pipe_cleanup(pipe_info); + } + return ret; + } + } + + return 0; +} + +static int ath10k_pci_hif_start(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret, ret_early; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif start\n"); + + ath10k_pci_free_early_irq(ar); + ath10k_pci_kill_tasklet(ar); + + ret = ath10k_pci_request_irq(ar); + if (ret) { + ath10k_warn("failed to post RX buffers for all pipes: %d\n", + ret); + goto err_early_irq; + } + + ret = ath10k_pci_setup_ce_irq(ar); + if (ret) { + ath10k_warn("failed to setup CE interrupts: %d\n", ret); + goto err_stop; + } + + /* Post buffers once to start things off. */ + ret = ath10k_pci_post_rx(ar); + if (ret) { + ath10k_warn("failed to post RX buffers for all pipes: %d\n", + ret); + goto err_stop; + } + + ar_pci->started = 1; + return 0; + +err_stop: + ath10k_ce_disable_interrupts(ar); + ath10k_pci_free_irq(ar); + ath10k_pci_kill_tasklet(ar); +err_early_irq: + /* Though there should be no interrupts (device was reset) + * power_down() expects the early IRQ to be installed as per the + * driver lifecycle. */ + ret_early = ath10k_pci_request_early_irq(ar); + if (ret_early) + ath10k_warn("failed to re-enable early irq: %d\n", ret_early); + + return ret; +} + +static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) +{ + struct ath10k *ar; + struct ath10k_pci *ar_pci; + struct ath10k_ce_pipe *ce_hdl; + u32 buf_sz; + struct sk_buff *netbuf; + u32 ce_data; + + buf_sz = pipe_info->buf_sz; + + /* Unused Copy Engine */ + if (buf_sz == 0) + return; + + ar = pipe_info->hif_ce_state; + ar_pci = ath10k_pci_priv(ar); + + if (!ar_pci->started) + return; + + ce_hdl = pipe_info->ce_hdl; + + while (ath10k_ce_revoke_recv_next(ce_hdl, (void **)&netbuf, + &ce_data) == 0) { + dma_unmap_single(ar->dev, ATH10K_SKB_CB(netbuf)->paddr, + netbuf->len + skb_tailroom(netbuf), + DMA_FROM_DEVICE); + dev_kfree_skb_any(netbuf); + } +} + +static void ath10k_pci_tx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) +{ + struct ath10k *ar; + struct ath10k_pci *ar_pci; + struct ath10k_ce_pipe *ce_hdl; + struct sk_buff *netbuf; + u32 ce_data; + unsigned int nbytes; + unsigned int id; + u32 buf_sz; + + buf_sz = pipe_info->buf_sz; + + /* Unused Copy Engine */ + if (buf_sz == 0) + return; + + ar = pipe_info->hif_ce_state; + ar_pci = ath10k_pci_priv(ar); + + if (!ar_pci->started) + return; + + ce_hdl = pipe_info->ce_hdl; + + while (ath10k_ce_cancel_send_next(ce_hdl, (void **)&netbuf, + &ce_data, &nbytes, &id) == 0) { + /* no need to call tx completion for NULL pointers */ + if (!netbuf) + continue; + + ar_pci->msg_callbacks_current.tx_completion(ar, + netbuf, + id); + } +} + +/* + * Cleanup residual buffers for device shutdown: + * buffers that were enqueued for receive + * buffers that were to be sent + * Note: Buffers that had completed but which were + * not yet processed are on a completion queue. They + * are handled when the completion thread shuts down. + */ +static void ath10k_pci_buffer_cleanup(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int pipe_num; + + for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { + struct ath10k_pci_pipe *pipe_info; + + pipe_info = &ar_pci->pipe_info[pipe_num]; + ath10k_pci_rx_pipe_cleanup(pipe_info); + ath10k_pci_tx_pipe_cleanup(pipe_info); + } +} + +static void ath10k_pci_ce_deinit(struct ath10k *ar) +{ + int i; + + for (i = 0; i < CE_COUNT; i++) + ath10k_ce_deinit_pipe(ar, i); +} + +static void ath10k_pci_hif_stop(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif stop\n"); + + if (WARN_ON(!ar_pci->started)) + return; + + ret = ath10k_ce_disable_interrupts(ar); + if (ret) + ath10k_warn("failed to disable CE interrupts: %d\n", ret); + + ath10k_pci_free_irq(ar); + ath10k_pci_kill_tasklet(ar); + + ret = ath10k_pci_request_early_irq(ar); + if (ret) + ath10k_warn("failed to re-enable early irq: %d\n", ret); + + /* At this point, asynchronous threads are stopped, the target should + * not DMA nor interrupt. We process the leftovers and then free + * everything else up. */ + + ath10k_pci_buffer_cleanup(ar); + + /* Make the sure the device won't access any structures on the host by + * resetting it. The device was fed with PCI CE ringbuffer + * configuration during init. If ringbuffers are freed and the device + * were to access them this could lead to memory corruption on the + * host. */ + ath10k_pci_warm_reset(ar); + + ar_pci->started = 0; +} + +static int ath10k_pci_hif_exchange_bmi_msg(struct ath10k *ar, + void *req, u32 req_len, + void *resp, u32 *resp_len) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pci_tx = &ar_pci->pipe_info[BMI_CE_NUM_TO_TARG]; + struct ath10k_pci_pipe *pci_rx = &ar_pci->pipe_info[BMI_CE_NUM_TO_HOST]; + struct ath10k_ce_pipe *ce_tx = pci_tx->ce_hdl; + struct ath10k_ce_pipe *ce_rx = pci_rx->ce_hdl; + dma_addr_t req_paddr = 0; + dma_addr_t resp_paddr = 0; + struct bmi_xfer xfer = {}; + void *treq, *tresp = NULL; + int ret = 0; + + might_sleep(); + + if (resp && !resp_len) + return -EINVAL; + + if (resp && resp_len && *resp_len == 0) + return -EINVAL; + + treq = kmemdup(req, req_len, GFP_KERNEL); + if (!treq) + return -ENOMEM; + + req_paddr = dma_map_single(ar->dev, treq, req_len, DMA_TO_DEVICE); + ret = dma_mapping_error(ar->dev, req_paddr); + if (ret) + goto err_dma; + + if (resp && resp_len) { + tresp = kzalloc(*resp_len, GFP_KERNEL); + if (!tresp) { + ret = -ENOMEM; + goto err_req; + } + + resp_paddr = dma_map_single(ar->dev, tresp, *resp_len, + DMA_FROM_DEVICE); + ret = dma_mapping_error(ar->dev, resp_paddr); + if (ret) + goto err_req; + + xfer.wait_for_resp = true; + xfer.resp_len = 0; + + ath10k_ce_recv_buf_enqueue(ce_rx, &xfer, resp_paddr); + } + + init_completion(&xfer.done); + + ret = ath10k_ce_send(ce_tx, &xfer, req_paddr, req_len, -1, 0); + if (ret) + goto err_resp; + + ret = ath10k_pci_bmi_wait(ce_tx, ce_rx, &xfer); + if (ret) { + u32 unused_buffer; + unsigned int unused_nbytes; + unsigned int unused_id; + + ath10k_ce_cancel_send_next(ce_tx, NULL, &unused_buffer, + &unused_nbytes, &unused_id); + } else { + /* non-zero means we did not time out */ + ret = 0; + } + +err_resp: + if (resp) { + u32 unused_buffer; + + ath10k_ce_revoke_recv_next(ce_rx, NULL, &unused_buffer); + dma_unmap_single(ar->dev, resp_paddr, + *resp_len, DMA_FROM_DEVICE); + } +err_req: + dma_unmap_single(ar->dev, req_paddr, req_len, DMA_TO_DEVICE); + + if (ret == 0 && resp_len) { + *resp_len = min(*resp_len, xfer.resp_len); + memcpy(resp, tresp, xfer.resp_len); + } +err_dma: + kfree(treq); + kfree(tresp); + + return ret; +} + +static void ath10k_pci_bmi_send_done(struct ath10k_ce_pipe *ce_state) +{ + struct bmi_xfer *xfer; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + + if (ath10k_ce_completed_send_next(ce_state, (void **)&xfer, &ce_data, + &nbytes, &transfer_id)) + return; + + if (xfer->wait_for_resp) + return; + + complete(&xfer->done); +} + +static void ath10k_pci_bmi_recv_data(struct ath10k_ce_pipe *ce_state) +{ + struct bmi_xfer *xfer; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + unsigned int flags; + + if (ath10k_ce_completed_recv_next(ce_state, (void **)&xfer, &ce_data, + &nbytes, &transfer_id, &flags)) + return; + + if (!xfer->wait_for_resp) { + ath10k_warn("unexpected: BMI data received; ignoring\n"); + return; + } + + xfer->resp_len = nbytes; + complete(&xfer->done); +} + +static int ath10k_pci_bmi_wait(struct ath10k_ce_pipe *tx_pipe, + struct ath10k_ce_pipe *rx_pipe, + struct bmi_xfer *xfer) +{ + unsigned long timeout = jiffies + BMI_COMMUNICATION_TIMEOUT_HZ; + + while (time_before_eq(jiffies, timeout)) { + ath10k_pci_bmi_send_done(tx_pipe); + ath10k_pci_bmi_recv_data(rx_pipe); + + if (completion_done(&xfer->done)) + return 0; + + schedule(); + } + + return -ETIMEDOUT; +} + +/* + * Map from service/endpoint to Copy Engine. + * This table is derived from the CE_PCI TABLE, above. + * It is passed to the Target at startup for use by firmware. + */ +static const struct service_to_pipe target_service_to_ce_map_wlan[] = { + { + ATH10K_HTC_SVC_ID_WMI_DATA_VO, + PIPEDIR_OUT, /* out = UL = host -> target */ + 3, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_VO, + PIPEDIR_IN, /* in = DL = target -> host */ + 2, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_BK, + PIPEDIR_OUT, /* out = UL = host -> target */ + 3, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_BK, + PIPEDIR_IN, /* in = DL = target -> host */ + 2, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_BE, + PIPEDIR_OUT, /* out = UL = host -> target */ + 3, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_BE, + PIPEDIR_IN, /* in = DL = target -> host */ + 2, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_VI, + PIPEDIR_OUT, /* out = UL = host -> target */ + 3, + }, + { + ATH10K_HTC_SVC_ID_WMI_DATA_VI, + PIPEDIR_IN, /* in = DL = target -> host */ + 2, + }, + { + ATH10K_HTC_SVC_ID_WMI_CONTROL, + PIPEDIR_OUT, /* out = UL = host -> target */ + 3, + }, + { + ATH10K_HTC_SVC_ID_WMI_CONTROL, + PIPEDIR_IN, /* in = DL = target -> host */ + 2, + }, + { + ATH10K_HTC_SVC_ID_RSVD_CTRL, + PIPEDIR_OUT, /* out = UL = host -> target */ + 0, /* could be moved to 3 (share with WMI) */ + }, + { + ATH10K_HTC_SVC_ID_RSVD_CTRL, + PIPEDIR_IN, /* in = DL = target -> host */ + 1, + }, + { + ATH10K_HTC_SVC_ID_TEST_RAW_STREAMS, /* not currently used */ + PIPEDIR_OUT, /* out = UL = host -> target */ + 0, + }, + { + ATH10K_HTC_SVC_ID_TEST_RAW_STREAMS, /* not currently used */ + PIPEDIR_IN, /* in = DL = target -> host */ + 1, + }, + { + ATH10K_HTC_SVC_ID_HTT_DATA_MSG, + PIPEDIR_OUT, /* out = UL = host -> target */ + 4, + }, + { + ATH10K_HTC_SVC_ID_HTT_DATA_MSG, + PIPEDIR_IN, /* in = DL = target -> host */ + 1, + }, + + /* (Additions here) */ + + { /* Must be last */ + 0, + 0, + 0, + }, +}; + +/* + * Send an interrupt to the device to wake up the Target CPU + * so it has an opportunity to notice any changed state. + */ +static int ath10k_pci_wake_target_cpu(struct ath10k *ar) +{ + int ret; + u32 core_ctrl; + + ret = ath10k_pci_diag_read_access(ar, SOC_CORE_BASE_ADDRESS | + CORE_CTRL_ADDRESS, + &core_ctrl); + if (ret) { + ath10k_warn("failed to read core_ctrl: %d\n", ret); + return ret; + } + + /* A_INUM_FIRMWARE interrupt to Target CPU */ + core_ctrl |= CORE_CTRL_CPU_INTR_MASK; + + ret = ath10k_pci_diag_write_access(ar, SOC_CORE_BASE_ADDRESS | + CORE_CTRL_ADDRESS, + core_ctrl); + if (ret) { + ath10k_warn("failed to set target CPU interrupt mask: %d\n", + ret); + return ret; + } + + return 0; +} + +static int ath10k_pci_init_config(struct ath10k *ar) +{ + u32 interconnect_targ_addr; + u32 pcie_state_targ_addr = 0; + u32 pipe_cfg_targ_addr = 0; + u32 svc_to_pipe_map = 0; + u32 pcie_config_flags = 0; + u32 ealloc_value; + u32 ealloc_targ_addr; + u32 flag2_value; + u32 flag2_targ_addr; + int ret = 0; + + /* Download to Target the CE Config and the service-to-CE map */ + interconnect_targ_addr = + host_interest_item_address(HI_ITEM(hi_interconnect_state)); + + /* Supply Target-side CE configuration */ + ret = ath10k_pci_diag_read_access(ar, interconnect_targ_addr, + &pcie_state_targ_addr); + if (ret != 0) { + ath10k_err("Failed to get pcie state addr: %d\n", ret); + return ret; + } + + if (pcie_state_targ_addr == 0) { + ret = -EIO; + ath10k_err("Invalid pcie state addr\n"); + return ret; + } + + ret = ath10k_pci_diag_read_access(ar, pcie_state_targ_addr + + offsetof(struct pcie_state, + pipe_cfg_addr), + &pipe_cfg_targ_addr); + if (ret != 0) { + ath10k_err("Failed to get pipe cfg addr: %d\n", ret); + return ret; + } + + if (pipe_cfg_targ_addr == 0) { + ret = -EIO; + ath10k_err("Invalid pipe cfg addr\n"); + return ret; + } + + ret = ath10k_pci_diag_write_mem(ar, pipe_cfg_targ_addr, + target_ce_config_wlan, + sizeof(target_ce_config_wlan)); + + if (ret != 0) { + ath10k_err("Failed to write pipe cfg: %d\n", ret); + return ret; + } + + ret = ath10k_pci_diag_read_access(ar, pcie_state_targ_addr + + offsetof(struct pcie_state, + svc_to_pipe_map), + &svc_to_pipe_map); + if (ret != 0) { + ath10k_err("Failed to get svc/pipe map: %d\n", ret); + return ret; + } + + if (svc_to_pipe_map == 0) { + ret = -EIO; + ath10k_err("Invalid svc_to_pipe map\n"); + return ret; + } + + ret = ath10k_pci_diag_write_mem(ar, svc_to_pipe_map, + target_service_to_ce_map_wlan, + sizeof(target_service_to_ce_map_wlan)); + if (ret != 0) { + ath10k_err("Failed to write svc/pipe map: %d\n", ret); + return ret; + } + + ret = ath10k_pci_diag_read_access(ar, pcie_state_targ_addr + + offsetof(struct pcie_state, + config_flags), + &pcie_config_flags); + if (ret != 0) { + ath10k_err("Failed to get pcie config_flags: %d\n", ret); + return ret; + } + + pcie_config_flags &= ~PCIE_CONFIG_FLAG_ENABLE_L1; + + ret = ath10k_pci_diag_write_mem(ar, pcie_state_targ_addr + + offsetof(struct pcie_state, config_flags), + &pcie_config_flags, + sizeof(pcie_config_flags)); + if (ret != 0) { + ath10k_err("Failed to write pcie config_flags: %d\n", ret); + return ret; + } + + /* configure early allocation */ + ealloc_targ_addr = host_interest_item_address(HI_ITEM(hi_early_alloc)); + + ret = ath10k_pci_diag_read_access(ar, ealloc_targ_addr, &ealloc_value); + if (ret != 0) { + ath10k_err("Faile to get early alloc val: %d\n", ret); + return ret; + } + + /* first bank is switched to IRAM */ + ealloc_value |= ((HI_EARLY_ALLOC_MAGIC << HI_EARLY_ALLOC_MAGIC_SHIFT) & + HI_EARLY_ALLOC_MAGIC_MASK); + ealloc_value |= ((1 << HI_EARLY_ALLOC_IRAM_BANKS_SHIFT) & + HI_EARLY_ALLOC_IRAM_BANKS_MASK); + + ret = ath10k_pci_diag_write_access(ar, ealloc_targ_addr, ealloc_value); + if (ret != 0) { + ath10k_err("Failed to set early alloc val: %d\n", ret); + return ret; + } + + /* Tell Target to proceed with initialization */ + flag2_targ_addr = host_interest_item_address(HI_ITEM(hi_option_flag2)); + + ret = ath10k_pci_diag_read_access(ar, flag2_targ_addr, &flag2_value); + if (ret != 0) { + ath10k_err("Failed to get option val: %d\n", ret); + return ret; + } + + flag2_value |= HI_OPTION_EARLY_CFG_DONE; + + ret = ath10k_pci_diag_write_access(ar, flag2_targ_addr, flag2_value); + if (ret != 0) { + ath10k_err("Failed to set option val: %d\n", ret); + return ret; + } + + return 0; +} + +static int ath10k_pci_alloc_ce(struct ath10k *ar) +{ + int i, ret; + + for (i = 0; i < CE_COUNT; i++) { + ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i]); + if (ret) { + ath10k_err("failed to allocate copy engine pipe %d: %d\n", + i, ret); + return ret; + } + } + + return 0; +} + +static void ath10k_pci_free_ce(struct ath10k *ar) +{ + int i; + + for (i = 0; i < CE_COUNT; i++) + ath10k_ce_free_pipe(ar, i); +} + +static int ath10k_pci_ce_init(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct ath10k_pci_pipe *pipe_info; + const struct ce_attr *attr; + int pipe_num, ret; + + for (pipe_num = 0; pipe_num < CE_COUNT; pipe_num++) { + pipe_info = &ar_pci->pipe_info[pipe_num]; + pipe_info->ce_hdl = &ar_pci->ce_states[pipe_num]; + pipe_info->pipe_num = pipe_num; + pipe_info->hif_ce_state = ar; + attr = &host_ce_config_wlan[pipe_num]; + + ret = ath10k_ce_init_pipe(ar, pipe_num, attr); + if (ret) { + ath10k_err("failed to initialize copy engine pipe %d: %d\n", + pipe_num, ret); + return ret; + } + + if (pipe_num == CE_COUNT - 1) { + /* + * Reserve the ultimate CE for + * diagnostic Window support + */ + ar_pci->ce_diag = pipe_info->ce_hdl; + continue; + } + + pipe_info->buf_sz = (size_t) (attr->src_sz_max); + } + + return 0; +} + +static void ath10k_pci_fw_interrupt_handler(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + u32 fw_indicator; + + ath10k_pci_wake(ar); + + fw_indicator = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); + + if (fw_indicator & FW_IND_EVENT_PENDING) { + /* ACK: clear Target-side pending event */ + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, + fw_indicator & ~FW_IND_EVENT_PENDING); + + if (ar_pci->started) { + ath10k_pci_hif_dump_area(ar); + } else { + /* + * Probable Target failure before we're prepared + * to handle it. Generally unexpected. + */ + ath10k_warn("early firmware event indicated\n"); + } + } + + ath10k_pci_sleep(ar); +} + +/* this function effectively clears target memory controller assert line */ +static void ath10k_pci_warm_reset_si0(struct ath10k *ar) +{ + u32 val; + + val = ath10k_pci_soc_read32(ar, SOC_RESET_CONTROL_ADDRESS); + ath10k_pci_soc_write32(ar, SOC_RESET_CONTROL_ADDRESS, + val | SOC_RESET_CONTROL_SI0_RST_MASK); + val = ath10k_pci_soc_read32(ar, SOC_RESET_CONTROL_ADDRESS); + + msleep(10); + + val = ath10k_pci_soc_read32(ar, SOC_RESET_CONTROL_ADDRESS); + ath10k_pci_soc_write32(ar, SOC_RESET_CONTROL_ADDRESS, + val & ~SOC_RESET_CONTROL_SI0_RST_MASK); + val = ath10k_pci_soc_read32(ar, SOC_RESET_CONTROL_ADDRESS); + + msleep(10); +} + +static int ath10k_pci_warm_reset(struct ath10k *ar) +{ + int ret = 0; + u32 val; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot warm reset\n"); + + ret = ath10k_do_pci_wake(ar); + if (ret) { + ath10k_err("failed to wake up target: %d\n", ret); + return ret; + } + + /* debug */ + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_CAUSE_ADDRESS); + ath10k_dbg(ATH10K_DBG_BOOT, "boot host cpu intr cause: 0x%08x\n", val); + + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + CPU_INTR_ADDRESS); + ath10k_dbg(ATH10K_DBG_BOOT, "boot target cpu intr cause: 0x%08x\n", + val); + + /* disable pending irqs */ + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_ENABLE_ADDRESS, 0); + + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_CLR_ADDRESS, ~0); + + msleep(100); + + /* clear fw indicator */ + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, 0); + + /* clear target LF timer interrupts */ + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_LF_TIMER_CONTROL0_ADDRESS); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + + SOC_LF_TIMER_CONTROL0_ADDRESS, + val & ~SOC_LF_TIMER_CONTROL0_ENABLE_MASK); + + /* reset CE */ + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val | SOC_RESET_CONTROL_CE_RST_MASK); + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + msleep(10); + + /* unreset CE */ + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val & ~SOC_RESET_CONTROL_CE_RST_MASK); + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + msleep(10); + + ath10k_pci_warm_reset_si0(ar); + + /* debug */ + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + PCIE_INTR_CAUSE_ADDRESS); + ath10k_dbg(ATH10K_DBG_BOOT, "boot host cpu intr cause: 0x%08x\n", val); + + val = ath10k_pci_read32(ar, SOC_CORE_BASE_ADDRESS + + CPU_INTR_ADDRESS); + ath10k_dbg(ATH10K_DBG_BOOT, "boot target cpu intr cause: 0x%08x\n", + val); + + /* CPU warm reset */ + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + SOC_RESET_CONTROL_ADDRESS, + val | SOC_RESET_CONTROL_CPU_WARM_RST_MASK); + + val = ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + + SOC_RESET_CONTROL_ADDRESS); + ath10k_dbg(ATH10K_DBG_BOOT, "boot target reset state: 0x%08x\n", val); + + msleep(100); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot warm reset complete\n"); + + ath10k_do_pci_sleep(ar); + return ret; +} + +static int __ath10k_pci_hif_power_up(struct ath10k *ar, bool cold_reset) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + const char *irq_mode; + int ret; + + /* + * Bring the target up cleanly. + * + * The target may be in an undefined state with an AUX-powered Target + * and a Host in WoW mode. If the Host crashes, loses power, or is + * restarted (without unloading the driver) then the Target is left + * (aux) powered and running. On a subsequent driver load, the Target + * is in an unexpected state. We try to catch that here in order to + * reset the Target and retry the probe. + */ + if (cold_reset) + ret = ath10k_pci_cold_reset(ar); + else + ret = ath10k_pci_warm_reset(ar); + + if (ret) { + ath10k_err("failed to reset target: %d\n", ret); + goto err; + } + + if (!test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) + /* Force AWAKE forever */ + ath10k_do_pci_wake(ar); + + ret = ath10k_pci_ce_init(ar); + if (ret) { + ath10k_err("failed to initialize CE: %d\n", ret); + goto err_ps; + } + + ret = ath10k_ce_disable_interrupts(ar); + if (ret) { + ath10k_err("failed to disable CE interrupts: %d\n", ret); + goto err_ce; + } + + ret = ath10k_pci_init_irq(ar); + if (ret) { + ath10k_err("failed to init irqs: %d\n", ret); + goto err_ce; + } + + ret = ath10k_pci_request_early_irq(ar); + if (ret) { + ath10k_err("failed to request early irq: %d\n", ret); + goto err_deinit_irq; + } + + ret = ath10k_pci_wait_for_target_init(ar); + if (ret) { + ath10k_err("failed to wait for target to init: %d\n", ret); + goto err_free_early_irq; + } + + ret = ath10k_pci_init_config(ar); + if (ret) { + ath10k_err("failed to setup init config: %d\n", ret); + goto err_free_early_irq; + } + + ret = ath10k_pci_wake_target_cpu(ar); + if (ret) { + ath10k_err("could not wake up target CPU: %d\n", ret); + goto err_free_early_irq; + } + + if (ar_pci->num_msi_intrs > 1) + irq_mode = "MSI-X"; + else if (ar_pci->num_msi_intrs == 1) + irq_mode = "MSI"; + else + irq_mode = "legacy"; + + if (!test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) + ath10k_info("pci irq %s irq_mode %d reset_mode %d\n", + irq_mode, ath10k_pci_irq_mode, + ath10k_pci_reset_mode); + + return 0; + +err_free_early_irq: + ath10k_pci_free_early_irq(ar); +err_deinit_irq: + ath10k_pci_deinit_irq(ar); +err_ce: + ath10k_pci_ce_deinit(ar); + ath10k_pci_warm_reset(ar); +err_ps: + if (!test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) + ath10k_do_pci_sleep(ar); +err: + return ret; +} + +static int ath10k_pci_hif_power_up_warm(struct ath10k *ar) +{ + int i, ret; + + /* + * Sometime warm reset succeeds after retries. + * + * FIXME: It might be possible to tune ath10k_pci_warm_reset() to work + * at first try. + */ + for (i = 0; i < ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS; i++) { + ret = __ath10k_pci_hif_power_up(ar, false); + if (ret == 0) + break; + + ath10k_warn("failed to warm reset (attempt %d out of %d): %d\n", + i + 1, ATH10K_PCI_NUM_WARM_RESET_ATTEMPTS, ret); + } + + return ret; +} + +static int ath10k_pci_hif_power_up(struct ath10k *ar) +{ + int ret; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif power up\n"); + + /* + * Hardware CUS232 version 2 has some issues with cold reset and the + * preferred (and safer) way to perform a device reset is through a + * warm reset. + * + * Warm reset doesn't always work though so fall back to cold reset may + * be necessary. + */ + ret = ath10k_pci_hif_power_up_warm(ar); + if (ret) { + ath10k_warn("failed to power up target using warm reset: %d\n", + ret); + + if (ath10k_pci_reset_mode == ATH10K_PCI_RESET_WARM_ONLY) + return ret; + + ath10k_warn("trying cold reset\n"); + + ret = __ath10k_pci_hif_power_up(ar, true); + if (ret) { + ath10k_err("failed to power up target using cold reset too (%d)\n", + ret); + return ret; + } + } + + return 0; +} + +static void ath10k_pci_hif_power_down(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot hif power down\n"); + + ath10k_pci_free_early_irq(ar); + ath10k_pci_kill_tasklet(ar); + ath10k_pci_deinit_irq(ar); + ath10k_pci_ce_deinit(ar); + ath10k_pci_warm_reset(ar); + + if (!test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) + ath10k_do_pci_sleep(ar); +} + +#ifdef CONFIG_PM + +#define ATH10K_PCI_PM_CONTROL 0x44 + +static int ath10k_pci_hif_suspend(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct pci_dev *pdev = ar_pci->pdev; + u32 val; + + pci_read_config_dword(pdev, ATH10K_PCI_PM_CONTROL, &val); + + if ((val & 0x000000ff) != 0x3) { + pci_save_state(pdev); + pci_disable_device(pdev); + pci_write_config_dword(pdev, ATH10K_PCI_PM_CONTROL, + (val & 0xffffff00) | 0x03); + } + + return 0; +} + +static int ath10k_pci_hif_resume(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + struct pci_dev *pdev = ar_pci->pdev; + u32 val; + + pci_read_config_dword(pdev, ATH10K_PCI_PM_CONTROL, &val); + + if ((val & 0x000000ff) != 0) { + pci_restore_state(pdev); + pci_write_config_dword(pdev, ATH10K_PCI_PM_CONTROL, + val & 0xffffff00); + /* + * Suspend/Resume resets the PCI configuration space, + * so we have to re-disable the RETRY_TIMEOUT register (0x41) + * to keep PCI Tx retries from interfering with C3 CPU state + */ + pci_read_config_dword(pdev, 0x40, &val); + + if ((val & 0x0000ff00) != 0) + pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); + } + + return 0; +} +#endif + +static const struct ath10k_hif_ops ath10k_pci_hif_ops = { + .tx_sg = ath10k_pci_hif_tx_sg, + .exchange_bmi_msg = ath10k_pci_hif_exchange_bmi_msg, + .start = ath10k_pci_hif_start, + .stop = ath10k_pci_hif_stop, + .map_service_to_pipe = ath10k_pci_hif_map_service_to_pipe, + .get_default_pipe = ath10k_pci_hif_get_default_pipe, + .send_complete_check = ath10k_pci_hif_send_complete_check, + .set_callbacks = ath10k_pci_hif_set_callbacks, + .get_free_queue_number = ath10k_pci_hif_get_free_queue_number, + .power_up = ath10k_pci_hif_power_up, + .power_down = ath10k_pci_hif_power_down, +#ifdef CONFIG_PM + .suspend = ath10k_pci_hif_suspend, + .resume = ath10k_pci_hif_resume, +#endif +}; + +static void ath10k_pci_ce_tasklet(unsigned long ptr) +{ + struct ath10k_pci_pipe *pipe = (struct ath10k_pci_pipe *)ptr; + struct ath10k_pci *ar_pci = pipe->ar_pci; + + ath10k_ce_per_engine_service(ar_pci->ar, pipe->pipe_num); +} + +static void ath10k_msi_err_tasklet(unsigned long data) +{ + struct ath10k *ar = (struct ath10k *)data; + + ath10k_pci_fw_interrupt_handler(ar); +} + +/* + * Handler for a per-engine interrupt on a PARTICULAR CE. + * This is used in cases where each CE has a private MSI interrupt. + */ +static irqreturn_t ath10k_pci_per_engine_handler(int irq, void *arg) +{ + struct ath10k *ar = arg; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ce_id = irq - ar_pci->pdev->irq - MSI_ASSIGN_CE_INITIAL; + + if (ce_id < 0 || ce_id >= ARRAY_SIZE(ar_pci->pipe_info)) { + ath10k_warn("unexpected/invalid irq %d ce_id %d\n", irq, ce_id); + return IRQ_HANDLED; + } + + /* + * NOTE: We are able to derive ce_id from irq because we + * use a one-to-one mapping for CE's 0..5. + * CE's 6 & 7 do not use interrupts at all. + * + * This mapping must be kept in sync with the mapping + * used by firmware. + */ + tasklet_schedule(&ar_pci->pipe_info[ce_id].intr); + return IRQ_HANDLED; +} + +static irqreturn_t ath10k_pci_msi_fw_handler(int irq, void *arg) +{ + struct ath10k *ar = arg; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + tasklet_schedule(&ar_pci->msi_fw_err); + return IRQ_HANDLED; +} + +/* + * Top-level interrupt handler for all PCI interrupts from a Target. + * When a block of MSI interrupts is allocated, this top-level handler + * is not used; instead, we directly call the correct sub-handler. + */ +static irqreturn_t ath10k_pci_interrupt_handler(int irq, void *arg) +{ + struct ath10k *ar = arg; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + if (ar_pci->num_msi_intrs == 0) { + if (!ath10k_pci_irq_pending(ar)) + return IRQ_NONE; + + ath10k_pci_disable_and_clear_legacy_irq(ar); + } + + tasklet_schedule(&ar_pci->intr_tq); + + return IRQ_HANDLED; +} + +static void ath10k_pci_early_irq_tasklet(unsigned long data) +{ + struct ath10k *ar = (struct ath10k *)data; + u32 fw_ind; + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_warn("failed to wake target in early irq tasklet: %d\n", + ret); + return; + } + + fw_ind = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); + if (fw_ind & FW_IND_EVENT_PENDING) { + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, + fw_ind & ~FW_IND_EVENT_PENDING); + ath10k_pci_hif_dump_area(ar); + } + + ath10k_pci_sleep(ar); + ath10k_pci_enable_legacy_irq(ar); +} + +static void ath10k_pci_tasklet(unsigned long data) +{ + struct ath10k *ar = (struct ath10k *)data; + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + ath10k_pci_fw_interrupt_handler(ar); /* FIXME: Handle FW error */ + ath10k_ce_per_engine_service_any(ar); + + /* Re-enable legacy irq that was disabled in the irq handler */ + if (ar_pci->num_msi_intrs == 0) + ath10k_pci_enable_legacy_irq(ar); +} + +static int ath10k_pci_request_irq_msix(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret, i; + + ret = request_irq(ar_pci->pdev->irq + MSI_ASSIGN_FW, + ath10k_pci_msi_fw_handler, + IRQF_SHARED, "ath10k_pci", ar); + if (ret) { + ath10k_warn("failed to request MSI-X fw irq %d: %d\n", + ar_pci->pdev->irq + MSI_ASSIGN_FW, ret); + return ret; + } + + for (i = MSI_ASSIGN_CE_INITIAL; i <= MSI_ASSIGN_CE_MAX; i++) { + ret = request_irq(ar_pci->pdev->irq + i, + ath10k_pci_per_engine_handler, + IRQF_SHARED, "ath10k_pci", ar); + if (ret) { + ath10k_warn("failed to request MSI-X ce irq %d: %d\n", + ar_pci->pdev->irq + i, ret); + + for (i--; i >= MSI_ASSIGN_CE_INITIAL; i--) + free_irq(ar_pci->pdev->irq + i, ar); + + free_irq(ar_pci->pdev->irq + MSI_ASSIGN_FW, ar); + return ret; + } + } + + return 0; +} + +static int ath10k_pci_request_irq_msi(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + ret = request_irq(ar_pci->pdev->irq, + ath10k_pci_interrupt_handler, + IRQF_SHARED, "ath10k_pci", ar); + if (ret) { + ath10k_warn("failed to request MSI irq %d: %d\n", + ar_pci->pdev->irq, ret); + return ret; + } + + return 0; +} + +static int ath10k_pci_request_irq_legacy(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int ret; + + ret = request_irq(ar_pci->pdev->irq, + ath10k_pci_interrupt_handler, + IRQF_SHARED, "ath10k_pci", ar); + if (ret) { + ath10k_warn("failed to request legacy irq %d: %d\n", + ar_pci->pdev->irq, ret); + return ret; + } + + return 0; +} + +static int ath10k_pci_request_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + switch (ar_pci->num_msi_intrs) { + case 0: + return ath10k_pci_request_irq_legacy(ar); + case 1: + return ath10k_pci_request_irq_msi(ar); + case MSI_NUM_REQUEST: + return ath10k_pci_request_irq_msix(ar); + } + + ath10k_warn("unknown irq configuration upon request\n"); + return -EINVAL; +} + +static void ath10k_pci_free_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int i; + + /* There's at least one interrupt irregardless whether its legacy INTR + * or MSI or MSI-X */ + for (i = 0; i < max(1, ar_pci->num_msi_intrs); i++) + free_irq(ar_pci->pdev->irq + i, ar); +} + +static void ath10k_pci_init_irq_tasklets(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + int i; + + tasklet_init(&ar_pci->intr_tq, ath10k_pci_tasklet, (unsigned long)ar); + tasklet_init(&ar_pci->msi_fw_err, ath10k_msi_err_tasklet, + (unsigned long)ar); + tasklet_init(&ar_pci->early_irq_tasklet, ath10k_pci_early_irq_tasklet, + (unsigned long)ar); + + for (i = 0; i < CE_COUNT; i++) { + ar_pci->pipe_info[i].ar_pci = ar_pci; + tasklet_init(&ar_pci->pipe_info[i].intr, ath10k_pci_ce_tasklet, + (unsigned long)&ar_pci->pipe_info[i]); + } +} + +static int ath10k_pci_init_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + bool msix_supported = test_bit(ATH10K_PCI_FEATURE_MSI_X, + ar_pci->features); + int ret; + + ath10k_pci_init_irq_tasklets(ar); + + if (ath10k_pci_irq_mode != ATH10K_PCI_IRQ_AUTO && + !test_bit(ATH10K_FLAG_FIRST_BOOT_DONE, &ar->dev_flags)) + ath10k_info("limiting irq mode to: %d\n", ath10k_pci_irq_mode); + + /* Try MSI-X */ + if (ath10k_pci_irq_mode == ATH10K_PCI_IRQ_AUTO && msix_supported) { + ar_pci->num_msi_intrs = MSI_NUM_REQUEST; + ret = pci_enable_msi_range(ar_pci->pdev, ar_pci->num_msi_intrs, + ar_pci->num_msi_intrs); + if (ret > 0) + return 0; + + /* fall-through */ + } + + /* Try MSI */ + if (ath10k_pci_irq_mode != ATH10K_PCI_IRQ_LEGACY) { + ar_pci->num_msi_intrs = 1; + ret = pci_enable_msi(ar_pci->pdev); + if (ret == 0) + return 0; + + /* fall-through */ + } + + /* Try legacy irq + * + * A potential race occurs here: The CORE_BASE write + * depends on target correctly decoding AXI address but + * host won't know when target writes BAR to CORE_CTRL. + * This write might get lost if target has NOT written BAR. + * For now, fix the race by repeating the write in below + * synchronization checking. */ + ar_pci->num_msi_intrs = 0; + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_warn("failed to wake target: %d\n", ret); + return ret; + } + + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + PCIE_INTR_ENABLE_ADDRESS, + PCIE_INTR_FIRMWARE_MASK | PCIE_INTR_CE_MASK_ALL); + ath10k_pci_sleep(ar); + + return 0; +} + +static int ath10k_pci_deinit_irq_legacy(struct ath10k *ar) +{ + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_warn("failed to wake target: %d\n", ret); + return ret; + } + + ath10k_pci_write32(ar, SOC_CORE_BASE_ADDRESS + PCIE_INTR_ENABLE_ADDRESS, + 0); + ath10k_pci_sleep(ar); + + return 0; +} + +static int ath10k_pci_deinit_irq(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + switch (ar_pci->num_msi_intrs) { + case 0: + return ath10k_pci_deinit_irq_legacy(ar); + case 1: + /* fall-through */ + case MSI_NUM_REQUEST: + pci_disable_msi(ar_pci->pdev); + return 0; + default: + pci_disable_msi(ar_pci->pdev); + } + + ath10k_warn("unknown irq configuration upon deinit\n"); + return -EINVAL; +} + +static int ath10k_pci_wait_for_target_init(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + unsigned long timeout; + int ret; + u32 val; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot waiting target to initialise\n"); + + ret = ath10k_pci_wake(ar); + if (ret) { + ath10k_err("failed to wake up target for init: %d\n", ret); + return ret; + } + + timeout = jiffies + msecs_to_jiffies(ATH10K_PCI_TARGET_WAIT); + + do { + val = ath10k_pci_read32(ar, FW_INDICATOR_ADDRESS); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot target indicator %x\n", val); + + /* target should never return this */ + if (val == 0xffffffff) + continue; + + /* the device has crashed so don't bother trying anymore */ + if (val & FW_IND_EVENT_PENDING) + break; + + if (val & FW_IND_INITIALIZED) + break; + + if (ar_pci->num_msi_intrs == 0) + /* Fix potential race by repeating CORE_BASE writes */ + ath10k_pci_soc_write32(ar, PCIE_INTR_ENABLE_ADDRESS, + PCIE_INTR_FIRMWARE_MASK | + PCIE_INTR_CE_MASK_ALL); + + mdelay(10); + } while (time_before(jiffies, timeout)); + + if (val == 0xffffffff) { + ath10k_err("failed to read device register, device is gone\n"); + ret = -EIO; + goto out; + } + + if (val & FW_IND_EVENT_PENDING) { + ath10k_warn("device has crashed during init\n"); + ath10k_pci_write32(ar, FW_INDICATOR_ADDRESS, + val & ~FW_IND_EVENT_PENDING); + ath10k_pci_hif_dump_area(ar); + ret = -ECOMM; + goto out; + } + + if (!(val & FW_IND_INITIALIZED)) { + ath10k_err("failed to receive initialized event from target: %08x\n", + val); + ret = -ETIMEDOUT; + goto out; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "boot target initialised\n"); + +out: + ath10k_pci_sleep(ar); + return ret; +} + +static int ath10k_pci_cold_reset(struct ath10k *ar) +{ + int i, ret; + u32 val; + + ath10k_dbg(ATH10K_DBG_BOOT, "boot cold reset\n"); + + ret = ath10k_do_pci_wake(ar); + if (ret) { + ath10k_err("failed to wake up target: %d\n", + ret); + return ret; + } + + /* Put Target, including PCIe, into RESET. */ + val = ath10k_pci_reg_read32(ar, SOC_GLOBAL_RESET_ADDRESS); + val |= 1; + ath10k_pci_reg_write32(ar, SOC_GLOBAL_RESET_ADDRESS, val); + + for (i = 0; i < ATH_PCI_RESET_WAIT_MAX; i++) { + if (ath10k_pci_reg_read32(ar, RTC_STATE_ADDRESS) & + RTC_STATE_COLD_RESET_MASK) + break; + msleep(1); + } + + /* Pull Target, including PCIe, out of RESET. */ + val &= ~1; + ath10k_pci_reg_write32(ar, SOC_GLOBAL_RESET_ADDRESS, val); + + for (i = 0; i < ATH_PCI_RESET_WAIT_MAX; i++) { + if (!(ath10k_pci_reg_read32(ar, RTC_STATE_ADDRESS) & + RTC_STATE_COLD_RESET_MASK)) + break; + msleep(1); + } + + ath10k_do_pci_sleep(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot cold reset complete\n"); + + return 0; +} + +static void ath10k_pci_dump_features(struct ath10k_pci *ar_pci) +{ + int i; + + for (i = 0; i < ATH10K_PCI_FEATURE_COUNT; i++) { + if (!test_bit(i, ar_pci->features)) + continue; + + switch (i) { + case ATH10K_PCI_FEATURE_MSI_X: + ath10k_dbg(ATH10K_DBG_BOOT, "device supports MSI-X\n"); + break; + case ATH10K_PCI_FEATURE_SOC_POWER_SAVE: + ath10k_dbg(ATH10K_DBG_BOOT, "QCA98XX SoC power save enabled\n"); + break; + } + } +} + +static int ath10k_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *pci_dev) +{ + void __iomem *mem; + int ret = 0; + struct ath10k *ar; + struct ath10k_pci *ar_pci; + u32 lcr_val, chip_id; + + ath10k_dbg(ATH10K_DBG_PCI, "pci probe\n"); + + ar_pci = kzalloc(sizeof(*ar_pci), GFP_KERNEL); + if (ar_pci == NULL) + return -ENOMEM; + + ar_pci->pdev = pdev; + ar_pci->dev = &pdev->dev; + + switch (pci_dev->device) { + case QCA988X_2_0_DEVICE_ID: + set_bit(ATH10K_PCI_FEATURE_MSI_X, ar_pci->features); + break; + default: + ret = -ENODEV; + ath10k_err("Unknown device ID: %d\n", pci_dev->device); + goto err_ar_pci; + } + + if (ath10k_pci_target_ps) + set_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features); + + ath10k_pci_dump_features(ar_pci); + + ar = ath10k_core_create(ar_pci, ar_pci->dev, &ath10k_pci_hif_ops); + if (!ar) { + ath10k_err("failed to create driver core\n"); + ret = -EINVAL; + goto err_ar_pci; + } + + ar_pci->ar = ar; + atomic_set(&ar_pci->keep_awake_count, 0); + + pci_set_drvdata(pdev, ar); + + ret = pci_enable_device(pdev); + if (ret) { + ath10k_err("failed to enable PCI device: %d\n", ret); + goto err_ar; + } + + /* Request MMIO resources */ + ret = pci_request_region(pdev, BAR_NUM, "ath"); + if (ret) { + ath10k_err("failed to request MMIO region: %d\n", ret); + goto err_device; + } + + /* + * Target structures have a limit of 32 bit DMA pointers. + * DMA pointers can be wider than 32 bits by default on some systems. + */ + ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + if (ret) { + ath10k_err("failed to set DMA mask to 32-bit: %d\n", ret); + goto err_region; + } + + ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + if (ret) { + ath10k_err("failed to set consistent DMA mask to 32-bit\n"); + goto err_region; + } + + /* Set bus master bit in PCI_COMMAND to enable DMA */ + pci_set_master(pdev); + + /* + * Temporary FIX: disable ASPM + * Will be removed after the OTP is programmed + */ + pci_read_config_dword(pdev, 0x80, &lcr_val); + pci_write_config_dword(pdev, 0x80, (lcr_val & 0xffffff00)); + + /* Arrange for access to Target SoC registers. */ + mem = pci_iomap(pdev, BAR_NUM, 0); + if (!mem) { + ath10k_err("failed to perform IOMAP for BAR%d\n", BAR_NUM); + ret = -EIO; + goto err_master; + } + + ar_pci->mem = mem; + + spin_lock_init(&ar_pci->ce_lock); + + ret = ath10k_do_pci_wake(ar); + if (ret) { + ath10k_err("Failed to get chip id: %d\n", ret); + goto err_iomap; + } + + chip_id = ath10k_pci_soc_read32(ar, SOC_CHIP_ID_ADDRESS); + + ath10k_do_pci_sleep(ar); + + ret = ath10k_pci_alloc_ce(ar); + if (ret) { + ath10k_err("failed to allocate copy engine pipes: %d\n", ret); + goto err_iomap; + } + + ath10k_dbg(ATH10K_DBG_BOOT, "boot pci_mem 0x%p\n", ar_pci->mem); + + ret = ath10k_core_register(ar, chip_id); + if (ret) { + ath10k_err("failed to register driver core: %d\n", ret); + goto err_free_ce; + } + + return 0; + +err_free_ce: + ath10k_pci_free_ce(ar); +err_iomap: + pci_iounmap(pdev, mem); +err_master: + pci_clear_master(pdev); +err_region: + pci_release_region(pdev, BAR_NUM); +err_device: + pci_disable_device(pdev); +err_ar: + ath10k_core_destroy(ar); +err_ar_pci: + /* call HIF PCI free here */ + kfree(ar_pci); + + return ret; +} + +static void ath10k_pci_remove(struct pci_dev *pdev) +{ + struct ath10k *ar = pci_get_drvdata(pdev); + struct ath10k_pci *ar_pci; + + ath10k_dbg(ATH10K_DBG_PCI, "pci remove\n"); + + if (!ar) + return; + + ar_pci = ath10k_pci_priv(ar); + + if (!ar_pci) + return; + + ath10k_core_unregister(ar); + ath10k_pci_free_ce(ar); + + pci_iounmap(pdev, ar_pci->mem); + pci_release_region(pdev, BAR_NUM); + pci_clear_master(pdev); + pci_disable_device(pdev); + + ath10k_core_destroy(ar); + kfree(ar_pci); +} + +MODULE_DEVICE_TABLE(pci, ath10k_pci_id_table); + +static struct pci_driver ath10k_pci_driver = { + .name = "ath10k_pci", + .id_table = ath10k_pci_id_table, + .probe = ath10k_pci_probe, + .remove = ath10k_pci_remove, +}; + +static int __init ath10k_pci_init(void) +{ + int ret; + + ret = pci_register_driver(&ath10k_pci_driver); + if (ret) + ath10k_err("failed to register PCI driver: %d\n", ret); + + return ret; +} +module_init(ath10k_pci_init); + +static void __exit ath10k_pci_exit(void) +{ + pci_unregister_driver(&ath10k_pci_driver); +} + +module_exit(ath10k_pci_exit); + +MODULE_AUTHOR("Qualcomm Atheros"); +MODULE_DESCRIPTION("Driver support for Atheros QCA988X PCIe devices"); +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_2_FILE); +MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_BOARD_DATA_FILE); diff --git a/drivers/net/wireless/ath/ath10k/pci.h b/drivers/net/wireless/ath/ath10k/pci.h new file mode 100644 index 00000000000..dfdebb4157a --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/pci.h @@ -0,0 +1,319 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _PCI_H_ +#define _PCI_H_ + +#include <linux/interrupt.h> + +#include "hw.h" +#include "ce.h" + +/* FW dump area */ +#define REG_DUMP_COUNT_QCA988X 60 + +/* + * maximum number of bytes that can be handled atomically by DiagRead/DiagWrite + */ +#define DIAG_TRANSFER_LIMIT 2048 + +/* + * maximum number of bytes that can be + * handled atomically by DiagRead/DiagWrite + */ +#define DIAG_TRANSFER_LIMIT 2048 + +struct bmi_xfer { + struct completion done; + bool wait_for_resp; + u32 resp_len; +}; + +/* + * PCI-specific Target state + * + * NOTE: Structure is shared between Host software and Target firmware! + * + * Much of this may be of interest to the Host so + * HOST_INTEREST->hi_interconnect_state points here + * (and all members are 32-bit quantities in order to + * facilitate Host access). In particular, Host software is + * required to initialize pipe_cfg_addr and svc_to_pipe_map. + */ +struct pcie_state { + /* Pipe configuration Target address */ + /* NB: ce_pipe_config[CE_COUNT] */ + u32 pipe_cfg_addr; + + /* Service to pipe map Target address */ + /* NB: service_to_pipe[PIPE_TO_CE_MAP_CN] */ + u32 svc_to_pipe_map; + + /* number of MSI interrupts requested */ + u32 msi_requested; + + /* number of MSI interrupts granted */ + u32 msi_granted; + + /* Message Signalled Interrupt address */ + u32 msi_addr; + + /* Base data */ + u32 msi_data; + + /* + * Data for firmware interrupt; + * MSI data for other interrupts are + * in various SoC registers + */ + u32 msi_fw_intr_data; + + /* PCIE_PWR_METHOD_* */ + u32 power_mgmt_method; + + /* PCIE_CONFIG_FLAG_* */ + u32 config_flags; +}; + +/* PCIE_CONFIG_FLAG definitions */ +#define PCIE_CONFIG_FLAG_ENABLE_L1 0x0000001 + +/* Host software's Copy Engine configuration. */ +#define CE_ATTR_FLAGS 0 + +/* + * Configuration information for a Copy Engine pipe. + * Passed from Host to Target during startup (one per CE). + * + * NOTE: Structure is shared between Host software and Target firmware! + */ +struct ce_pipe_config { + u32 pipenum; + u32 pipedir; + u32 nentries; + u32 nbytes_max; + u32 flags; + u32 reserved; +}; + +/* + * Directions for interconnect pipe configuration. + * These definitions may be used during configuration and are shared + * between Host and Target. + * + * Pipe Directions are relative to the Host, so PIPEDIR_IN means + * "coming IN over air through Target to Host" as with a WiFi Rx operation. + * Conversely, PIPEDIR_OUT means "going OUT from Host through Target over air" + * as with a WiFi Tx operation. This is somewhat awkward for the "middle-man" + * Target since things that are "PIPEDIR_OUT" are coming IN to the Target + * over the interconnect. + */ +#define PIPEDIR_NONE 0 +#define PIPEDIR_IN 1 /* Target-->Host, WiFi Rx direction */ +#define PIPEDIR_OUT 2 /* Host->Target, WiFi Tx direction */ +#define PIPEDIR_INOUT 3 /* bidirectional */ + +/* Establish a mapping between a service/direction and a pipe. */ +struct service_to_pipe { + u32 service_id; + u32 pipedir; + u32 pipenum; +}; + +enum ath10k_pci_features { + ATH10K_PCI_FEATURE_MSI_X = 0, + ATH10K_PCI_FEATURE_SOC_POWER_SAVE = 1, + + /* keep last */ + ATH10K_PCI_FEATURE_COUNT +}; + +/* Per-pipe state. */ +struct ath10k_pci_pipe { + /* Handle of underlying Copy Engine */ + struct ath10k_ce_pipe *ce_hdl; + + /* Our pipe number; facilitiates use of pipe_info ptrs. */ + u8 pipe_num; + + /* Convenience back pointer to hif_ce_state. */ + struct ath10k *hif_ce_state; + + size_t buf_sz; + + /* protects compl_free and num_send_allowed */ + spinlock_t pipe_lock; + + struct ath10k_pci *ar_pci; + struct tasklet_struct intr; +}; + +struct ath10k_pci { + struct pci_dev *pdev; + struct device *dev; + struct ath10k *ar; + void __iomem *mem; + + DECLARE_BITMAP(features, ATH10K_PCI_FEATURE_COUNT); + + /* + * Number of MSI interrupts granted, 0 --> using legacy PCI line + * interrupts. + */ + int num_msi_intrs; + + struct tasklet_struct intr_tq; + struct tasklet_struct msi_fw_err; + struct tasklet_struct early_irq_tasklet; + + int started; + + atomic_t keep_awake_count; + bool verified_awake; + + struct ath10k_pci_pipe pipe_info[CE_COUNT_MAX]; + + struct ath10k_hif_cb msg_callbacks_current; + + /* Copy Engine used for Diagnostic Accesses */ + struct ath10k_ce_pipe *ce_diag; + + /* FIXME: document what this really protects */ + spinlock_t ce_lock; + + /* Map CE id to ce_state */ + struct ath10k_ce_pipe ce_states[CE_COUNT_MAX]; +}; + +static inline struct ath10k_pci *ath10k_pci_priv(struct ath10k *ar) +{ + return ar->hif.priv; +} + +static inline u32 ath10k_pci_reg_read32(struct ath10k *ar, u32 addr) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + return ioread32(ar_pci->mem + PCIE_LOCAL_BASE_ADDRESS + addr); +} + +static inline void ath10k_pci_reg_write32(struct ath10k *ar, u32 addr, u32 val) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + iowrite32(val, ar_pci->mem + PCIE_LOCAL_BASE_ADDRESS + addr); +} + +#define ATH_PCI_RESET_WAIT_MAX 10 /* ms */ +#define PCIE_WAKE_TIMEOUT 5000 /* 5ms */ + +#define BAR_NUM 0 + +#define CDC_WAR_MAGIC_STR 0xceef0000 +#define CDC_WAR_DATA_CE 4 + +/* + * TODO: Should be a function call specific to each Target-type. + * This convoluted macro converts from Target CPU Virtual Address Space to CE + * Address Space. As part of this process, we conservatively fetch the current + * PCIE_BAR. MOST of the time, this should match the upper bits of PCI space + * for this device; but that's not guaranteed. + */ +#define TARG_CPU_SPACE_TO_CE_SPACE(ar, pci_addr, addr) \ + (((ioread32((pci_addr)+(SOC_CORE_BASE_ADDRESS| \ + CORE_CTRL_ADDRESS)) & 0x7ff) << 21) | \ + 0x100000 | ((addr) & 0xfffff)) + +/* Wait up to this many Ms for a Diagnostic Access CE operation to complete */ +#define DIAG_ACCESS_CE_TIMEOUT_MS 10 + +/* + * This API allows the Host to access Target registers directly + * and relatively efficiently over PCIe. + * This allows the Host to avoid extra overhead associated with + * sending a message to firmware and waiting for a response message + * from firmware, as is done on other interconnects. + * + * Yet there is some complexity with direct accesses because the + * Target's power state is not known a priori. The Host must issue + * special PCIe reads/writes in order to explicitly wake the Target + * and to verify that it is awake and will remain awake. + * + * Usage: + * + * Use ath10k_pci_read32 and ath10k_pci_write32 to access Target space. + * These calls must be bracketed by ath10k_pci_wake and + * ath10k_pci_sleep. A single BEGIN/END pair is adequate for + * multiple READ/WRITE operations. + * + * Use ath10k_pci_wake to put the Target in a state in + * which it is legal for the Host to directly access it. This + * may involve waking the Target from a low power state, which + * may take up to 2Ms! + * + * Use ath10k_pci_sleep to tell the Target that as far as + * this code path is concerned, it no longer needs to remain + * directly accessible. BEGIN/END is under a reference counter; + * multiple code paths may issue BEGIN/END on a single targid. + */ +static inline void ath10k_pci_write32(struct ath10k *ar, u32 offset, + u32 value) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + iowrite32(value, ar_pci->mem + offset); +} + +static inline u32 ath10k_pci_read32(struct ath10k *ar, u32 offset) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + return ioread32(ar_pci->mem + offset); +} + +static inline u32 ath10k_pci_soc_read32(struct ath10k *ar, u32 addr) +{ + return ath10k_pci_read32(ar, RTC_SOC_BASE_ADDRESS + addr); +} + +static inline void ath10k_pci_soc_write32(struct ath10k *ar, u32 addr, u32 val) +{ + ath10k_pci_write32(ar, RTC_SOC_BASE_ADDRESS + addr, val); +} + +int ath10k_do_pci_wake(struct ath10k *ar); +void ath10k_do_pci_sleep(struct ath10k *ar); + +static inline int ath10k_pci_wake(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + if (test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) + return ath10k_do_pci_wake(ar); + + return 0; +} + +static inline void ath10k_pci_sleep(struct ath10k *ar) +{ + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + if (test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) + ath10k_do_pci_sleep(ar); +} + +#endif /* _PCI_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h new file mode 100644 index 00000000000..1c584c4b019 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/rx_desc.h @@ -0,0 +1,1010 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _RX_DESC_H_ +#define _RX_DESC_H_ + +enum rx_attention_flags { + RX_ATTENTION_FLAGS_FIRST_MPDU = 1 << 0, + RX_ATTENTION_FLAGS_LAST_MPDU = 1 << 1, + RX_ATTENTION_FLAGS_MCAST_BCAST = 1 << 2, + RX_ATTENTION_FLAGS_PEER_IDX_INVALID = 1 << 3, + RX_ATTENTION_FLAGS_PEER_IDX_TIMEOUT = 1 << 4, + RX_ATTENTION_FLAGS_POWER_MGMT = 1 << 5, + RX_ATTENTION_FLAGS_NON_QOS = 1 << 6, + RX_ATTENTION_FLAGS_NULL_DATA = 1 << 7, + RX_ATTENTION_FLAGS_MGMT_TYPE = 1 << 8, + RX_ATTENTION_FLAGS_CTRL_TYPE = 1 << 9, + RX_ATTENTION_FLAGS_MORE_DATA = 1 << 10, + RX_ATTENTION_FLAGS_EOSP = 1 << 11, + RX_ATTENTION_FLAGS_U_APSD_TRIGGER = 1 << 12, + RX_ATTENTION_FLAGS_FRAGMENT = 1 << 13, + RX_ATTENTION_FLAGS_ORDER = 1 << 14, + RX_ATTENTION_FLAGS_CLASSIFICATION = 1 << 15, + RX_ATTENTION_FLAGS_OVERFLOW_ERR = 1 << 16, + RX_ATTENTION_FLAGS_MSDU_LENGTH_ERR = 1 << 17, + RX_ATTENTION_FLAGS_TCP_UDP_CHKSUM_FAIL = 1 << 18, + RX_ATTENTION_FLAGS_IP_CHKSUM_FAIL = 1 << 19, + RX_ATTENTION_FLAGS_SA_IDX_INVALID = 1 << 20, + RX_ATTENTION_FLAGS_DA_IDX_INVALID = 1 << 21, + RX_ATTENTION_FLAGS_SA_IDX_TIMEOUT = 1 << 22, + RX_ATTENTION_FLAGS_DA_IDX_TIMEOUT = 1 << 23, + RX_ATTENTION_FLAGS_ENCRYPT_REQUIRED = 1 << 24, + RX_ATTENTION_FLAGS_DIRECTED = 1 << 25, + RX_ATTENTION_FLAGS_BUFFER_FRAGMENT = 1 << 26, + RX_ATTENTION_FLAGS_MPDU_LENGTH_ERR = 1 << 27, + RX_ATTENTION_FLAGS_TKIP_MIC_ERR = 1 << 28, + RX_ATTENTION_FLAGS_DECRYPT_ERR = 1 << 29, + RX_ATTENTION_FLAGS_FCS_ERR = 1 << 30, + RX_ATTENTION_FLAGS_MSDU_DONE = 1 << 31, +}; + +struct rx_attention { + __le32 flags; /* %RX_ATTENTION_FLAGS_ */ +} __packed; + +/* + * first_mpdu + * Indicates the first MSDU of the PPDU. If both first_mpdu + * and last_mpdu are set in the MSDU then this is a not an + * A-MPDU frame but a stand alone MPDU. Interior MPDU in an + * A-MPDU shall have both first_mpdu and last_mpdu bits set to + * 0. The PPDU start status will only be valid when this bit + * is set. + * + * last_mpdu + * Indicates the last MSDU of the last MPDU of the PPDU. The + * PPDU end status will only be valid when this bit is set. + * + * mcast_bcast + * Multicast / broadcast indicator. Only set when the MAC + * address 1 bit 0 is set indicating mcast/bcast and the BSSID + * matches one of the 4 BSSID registers. Only set when + * first_msdu is set. + * + * peer_idx_invalid + * Indicates no matching entries within the the max search + * count. Only set when first_msdu is set. + * + * peer_idx_timeout + * Indicates an unsuccessful search for the peer index due to + * timeout. Only set when first_msdu is set. + * + * power_mgmt + * Power management bit set in the 802.11 header. Only set + * when first_msdu is set. + * + * non_qos + * Set if packet is not a non-QoS data frame. Only set when + * first_msdu is set. + * + * null_data + * Set if frame type indicates either null data or QoS null + * data format. Only set when first_msdu is set. + * + * mgmt_type + * Set if packet is a management packet. Only set when + * first_msdu is set. + * + * ctrl_type + * Set if packet is a control packet. Only set when first_msdu + * is set. + * + * more_data + * Set if more bit in frame control is set. Only set when + * first_msdu is set. + * + * eosp + * Set if the EOSP (end of service period) bit in the QoS + * control field is set. Only set when first_msdu is set. + * + * u_apsd_trigger + * Set if packet is U-APSD trigger. Key table will have bits + * per TID to indicate U-APSD trigger. + * + * fragment + * Indicates that this is an 802.11 fragment frame. This is + * set when either the more_frag bit is set in the frame + * control or the fragment number is not zero. Only set when + * first_msdu is set. + * + * order + * Set if the order bit in the frame control is set. Only set + * when first_msdu is set. + * + * classification + * Indicates that this status has a corresponding MSDU that + * requires FW processing. The OLE will have classification + * ring mask registers which will indicate the ring(s) for + * packets and descriptors which need FW attention. + * + * overflow_err + * PCU Receive FIFO does not have enough space to store the + * full receive packet. Enough space is reserved in the + * receive FIFO for the status is written. This MPDU remaining + * packets in the PPDU will be filtered and no Ack response + * will be transmitted. + * + * msdu_length_err + * Indicates that the MSDU length from the 802.3 encapsulated + * length field extends beyond the MPDU boundary. + * + * tcp_udp_chksum_fail + * Indicates that the computed checksum (tcp_udp_chksum) did + * not match the checksum in the TCP/UDP header. + * + * ip_chksum_fail + * Indicates that the computed checksum did not match the + * checksum in the IP header. + * + * sa_idx_invalid + * Indicates no matching entry was found in the address search + * table for the source MAC address. + * + * da_idx_invalid + * Indicates no matching entry was found in the address search + * table for the destination MAC address. + * + * sa_idx_timeout + * Indicates an unsuccessful search for the source MAC address + * due to the expiring of the search timer. + * + * da_idx_timeout + * Indicates an unsuccessful search for the destination MAC + * address due to the expiring of the search timer. + * + * encrypt_required + * Indicates that this data type frame is not encrypted even if + * the policy for this MPDU requires encryption as indicated in + * the peer table key type. + * + * directed + * MPDU is a directed packet which means that the RA matched + * our STA addresses. In proxySTA it means that the TA matched + * an entry in our address search table with the corresponding + * 'no_ack' bit is the address search entry cleared. + * + * buffer_fragment + * Indicates that at least one of the rx buffers has been + * fragmented. If set the FW should look at the rx_frag_info + * descriptor described below. + * + * mpdu_length_err + * Indicates that the MPDU was pre-maturely terminated + * resulting in a truncated MPDU. Don't trust the MPDU length + * field. + * + * tkip_mic_err + * Indicates that the MPDU Michael integrity check failed + * + * decrypt_err + * Indicates that the MPDU decrypt integrity check failed + * + * fcs_err + * Indicates that the MPDU FCS check failed + * + * msdu_done + * If set indicates that the RX packet data, RX header data, RX + * PPDU start descriptor, RX MPDU start/end descriptor, RX MSDU + * start/end descriptors and RX Attention descriptor are all + * valid. This bit must be in the last octet of the + * descriptor. + */ + +struct rx_frag_info { + u8 ring0_more_count; + u8 ring1_more_count; + u8 ring2_more_count; + u8 ring3_more_count; +} __packed; + +/* + * ring0_more_count + * Indicates the number of more buffers associated with RX DMA + * ring 0. Field is filled in by the RX_DMA. + * + * ring1_more_count + * Indicates the number of more buffers associated with RX DMA + * ring 1. Field is filled in by the RX_DMA. + * + * ring2_more_count + * Indicates the number of more buffers associated with RX DMA + * ring 2. Field is filled in by the RX_DMA. + * + * ring3_more_count + * Indicates the number of more buffers associated with RX DMA + * ring 3. Field is filled in by the RX_DMA. + */ + +enum htt_rx_mpdu_encrypt_type { + HTT_RX_MPDU_ENCRYPT_WEP40 = 0, + HTT_RX_MPDU_ENCRYPT_WEP104 = 1, + HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC = 2, + HTT_RX_MPDU_ENCRYPT_WEP128 = 3, + HTT_RX_MPDU_ENCRYPT_TKIP_WPA = 4, + HTT_RX_MPDU_ENCRYPT_WAPI = 5, + HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2 = 6, + HTT_RX_MPDU_ENCRYPT_NONE = 7, +}; + +#define RX_MPDU_START_INFO0_PEER_IDX_MASK 0x000007ff +#define RX_MPDU_START_INFO0_PEER_IDX_LSB 0 +#define RX_MPDU_START_INFO0_SEQ_NUM_MASK 0x0fff0000 +#define RX_MPDU_START_INFO0_SEQ_NUM_LSB 16 +#define RX_MPDU_START_INFO0_ENCRYPT_TYPE_MASK 0xf0000000 +#define RX_MPDU_START_INFO0_ENCRYPT_TYPE_LSB 28 +#define RX_MPDU_START_INFO0_FROM_DS (1 << 11) +#define RX_MPDU_START_INFO0_TO_DS (1 << 12) +#define RX_MPDU_START_INFO0_ENCRYPTED (1 << 13) +#define RX_MPDU_START_INFO0_RETRY (1 << 14) +#define RX_MPDU_START_INFO0_TXBF_H_INFO (1 << 15) + +#define RX_MPDU_START_INFO1_TID_MASK 0xf0000000 +#define RX_MPDU_START_INFO1_TID_LSB 28 +#define RX_MPDU_START_INFO1_DIRECTED (1 << 16) + +struct rx_mpdu_start { + __le32 info0; + union { + struct { + __le32 pn31_0; + __le32 info1; /* %RX_MPDU_START_INFO1_ */ + } __packed; + struct { + u8 pn[6]; + } __packed; + } __packed; +} __packed; + +/* + * peer_idx + * The index of the address search table which associated with + * the peer table entry corresponding to this MPDU. Only valid + * when first_msdu is set. + * + * fr_ds + * Set if the from DS bit is set in the frame control. Only + * valid when first_msdu is set. + * + * to_ds + * Set if the to DS bit is set in the frame control. Only + * valid when first_msdu is set. + * + * encrypted + * Protected bit from the frame control. Only valid when + * first_msdu is set. + * + * retry + * Retry bit from the frame control. Only valid when + * first_msdu is set. + * + * txbf_h_info + * The MPDU data will contain H information. Primarily used + * for debug. + * + * seq_num + * The sequence number from the 802.11 header. Only valid when + * first_msdu is set. + * + * encrypt_type + * Indicates type of decrypt cipher used (as defined in the + * peer table) + * 0: WEP40 + * 1: WEP104 + * 2: TKIP without MIC + * 3: WEP128 + * 4: TKIP (WPA) + * 5: WAPI + * 6: AES-CCM (WPA2) + * 7: No cipher + * Only valid when first_msdu_is set + * + * pn_31_0 + * Bits [31:0] of the PN number extracted from the IV field + * WEP: IV = {key_id_octet, pn2, pn1, pn0}. Only pn[23:0] is + * valid. + * TKIP: IV = {pn5, pn4, pn3, pn2, key_id_octet, pn0, + * WEPSeed[1], pn1}. Only pn[47:0] is valid. + * AES-CCM: IV = {pn5, pn4, pn3, pn2, key_id_octet, 0x0, pn1, + * pn0}. Only pn[47:0] is valid. + * WAPI: IV = {key_id_octet, 0x0, pn15, pn14, pn13, pn12, pn11, + * pn10, pn9, pn8, pn7, pn6, pn5, pn4, pn3, pn2, pn1, pn0}. + * The ext_wapi_pn[127:48] in the rx_msdu_misc descriptor and + * pn[47:0] are valid. + * Only valid when first_msdu is set. + * + * pn_47_32 + * Bits [47:32] of the PN number. See description for + * pn_31_0. The remaining PN fields are in the rx_msdu_end + * descriptor + * + * pn + * Use this field to access the pn without worrying about + * byte-order and bitmasking/bitshifting. + * + * directed + * See definition in RX attention descriptor + * + * reserved_2 + * Reserved: HW should fill with zero. FW should ignore. + * + * tid + * The TID field in the QoS control field + */ + +#define RX_MPDU_END_INFO0_RESERVED_0_MASK 0x00001fff +#define RX_MPDU_END_INFO0_RESERVED_0_LSB 0 +#define RX_MPDU_END_INFO0_POST_DELIM_CNT_MASK 0x0fff0000 +#define RX_MPDU_END_INFO0_POST_DELIM_CNT_LSB 16 +#define RX_MPDU_END_INFO0_OVERFLOW_ERR (1 << 13) +#define RX_MPDU_END_INFO0_LAST_MPDU (1 << 14) +#define RX_MPDU_END_INFO0_POST_DELIM_ERR (1 << 15) +#define RX_MPDU_END_INFO0_MPDU_LENGTH_ERR (1 << 28) +#define RX_MPDU_END_INFO0_TKIP_MIC_ERR (1 << 29) +#define RX_MPDU_END_INFO0_DECRYPT_ERR (1 << 30) +#define RX_MPDU_END_INFO0_FCS_ERR (1 << 31) + +struct rx_mpdu_end { + __le32 info0; +} __packed; + +/* + * reserved_0 + * Reserved + * + * overflow_err + * PCU Receive FIFO does not have enough space to store the + * full receive packet. Enough space is reserved in the + * receive FIFO for the status is written. This MPDU remaining + * packets in the PPDU will be filtered and no Ack response + * will be transmitted. + * + * last_mpdu + * Indicates that this is the last MPDU of a PPDU. + * + * post_delim_err + * Indicates that a delimiter FCS error occurred after this + * MPDU before the next MPDU. Only valid when last_msdu is + * set. + * + * post_delim_cnt + * Count of the delimiters after this MPDU. This requires the + * last MPDU to be held until all the EOF descriptors have been + * received. This may be inefficient in the future when + * ML-MIMO is used. Only valid when last_mpdu is set. + * + * mpdu_length_err + * See definition in RX attention descriptor + * + * tkip_mic_err + * See definition in RX attention descriptor + * + * decrypt_err + * See definition in RX attention descriptor + * + * fcs_err + * See definition in RX attention descriptor + */ + +#define RX_MSDU_START_INFO0_MSDU_LENGTH_MASK 0x00003fff +#define RX_MSDU_START_INFO0_MSDU_LENGTH_LSB 0 +#define RX_MSDU_START_INFO0_IP_OFFSET_MASK 0x000fc000 +#define RX_MSDU_START_INFO0_IP_OFFSET_LSB 14 +#define RX_MSDU_START_INFO0_RING_MASK_MASK 0x00f00000 +#define RX_MSDU_START_INFO0_RING_MASK_LSB 20 +#define RX_MSDU_START_INFO0_TCP_UDP_OFFSET_MASK 0x7f000000 +#define RX_MSDU_START_INFO0_TCP_UDP_OFFSET_LSB 24 + +#define RX_MSDU_START_INFO1_MSDU_NUMBER_MASK 0x000000ff +#define RX_MSDU_START_INFO1_MSDU_NUMBER_LSB 0 +#define RX_MSDU_START_INFO1_DECAP_FORMAT_MASK 0x00000300 +#define RX_MSDU_START_INFO1_DECAP_FORMAT_LSB 8 +#define RX_MSDU_START_INFO1_SA_IDX_MASK 0x07ff0000 +#define RX_MSDU_START_INFO1_SA_IDX_LSB 16 +#define RX_MSDU_START_INFO1_IPV4_PROTO (1 << 10) +#define RX_MSDU_START_INFO1_IPV6_PROTO (1 << 11) +#define RX_MSDU_START_INFO1_TCP_PROTO (1 << 12) +#define RX_MSDU_START_INFO1_UDP_PROTO (1 << 13) +#define RX_MSDU_START_INFO1_IP_FRAG (1 << 14) +#define RX_MSDU_START_INFO1_TCP_ONLY_ACK (1 << 15) + +/* The decapped header (rx_hdr_status) contains the following: + * a) 802.11 header + * [padding to 4 bytes] + * b) HW crypto parameter + * - 0 bytes for no security + * - 4 bytes for WEP + * - 8 bytes for TKIP, AES + * [padding to 4 bytes] + * c) A-MSDU subframe header (14 bytes) if appliable + * d) LLC/SNAP (RFC1042, 8 bytes) + * + * In case of A-MSDU only first frame in sequence contains (a) and (b). */ +enum rx_msdu_decap_format { + RX_MSDU_DECAP_RAW = 0, + + /* Note: QoS frames are reported as non-QoS. The rx_hdr_status in + * htt_rx_desc contains the original decapped 802.11 header. */ + RX_MSDU_DECAP_NATIVE_WIFI = 1, + + /* Payload contains an ethernet header (struct ethhdr). */ + RX_MSDU_DECAP_ETHERNET2_DIX = 2, + + /* Payload contains two 48-bit addresses and 2-byte length (14 bytes + * total), followed by an RFC1042 header (8 bytes). */ + RX_MSDU_DECAP_8023_SNAP_LLC = 3 +}; + +struct rx_msdu_start { + __le32 info0; /* %RX_MSDU_START_INFO0_ */ + __le32 flow_id_crc; + __le32 info1; /* %RX_MSDU_START_INFO1_ */ +} __packed; + +/* + * msdu_length + * MSDU length in bytes after decapsulation. This field is + * still valid for MPDU frames without A-MSDU. It still + * represents MSDU length after decapsulation + * + * ip_offset + * Indicates the IP offset in bytes from the start of the + * packet after decapsulation. Only valid if ipv4_proto or + * ipv6_proto is set. + * + * ring_mask + * Indicates the destination RX rings for this MSDU. + * + * tcp_udp_offset + * Indicates the offset in bytes to the start of TCP or UDP + * header from the start of the IP header after decapsulation. + * Only valid if tcp_prot or udp_prot is set. The value 0 + * indicates that the offset is longer than 127 bytes. + * + * reserved_0c + * Reserved: HW should fill with zero. FW should ignore. + * + * flow_id_crc + * The flow_id_crc runs CRC32 on the following information: + * IPv4 option: dest_addr[31:0], src_addr [31:0], {24'b0, + * protocol[7:0]}. + * IPv6 option: dest_addr[127:0], src_addr [127:0], {24'b0, + * next_header[7:0]} + * UDP case: sort_port[15:0], dest_port[15:0] + * TCP case: sort_port[15:0], dest_port[15:0], + * {header_length[3:0], 6'b0, flags[5:0], window_size[15:0]}, + * {16'b0, urgent_ptr[15:0]}, all options except 32-bit + * timestamp. + * + * msdu_number + * Indicates the MSDU number within a MPDU. This value is + * reset to zero at the start of each MPDU. If the number of + * MSDU exceeds 255 this number will wrap using modulo 256. + * + * decap_format + * Indicates the format after decapsulation: + * 0: RAW: No decapsulation + * 1: Native WiFi + * 2: Ethernet 2 (DIX) + * 3: 802.3 (SNAP/LLC) + * + * ipv4_proto + * Set if L2 layer indicates IPv4 protocol. + * + * ipv6_proto + * Set if L2 layer indicates IPv6 protocol. + * + * tcp_proto + * Set if the ipv4_proto or ipv6_proto are set and the IP + * protocol indicates TCP. + * + * udp_proto + * Set if the ipv4_proto or ipv6_proto are set and the IP + * protocol indicates UDP. + * + * ip_frag + * Indicates that either the IP More frag bit is set or IP frag + * number is non-zero. If set indicates that this is a + * fragmented IP packet. + * + * tcp_only_ack + * Set if only the TCP Ack bit is set in the TCP flags and if + * the TCP payload is 0. + * + * sa_idx + * The offset in the address table which matches the MAC source + * address. + * + * reserved_2b + * Reserved: HW should fill with zero. FW should ignore. + */ + +#define RX_MSDU_END_INFO0_REPORTED_MPDU_LENGTH_MASK 0x00003fff +#define RX_MSDU_END_INFO0_REPORTED_MPDU_LENGTH_LSB 0 +#define RX_MSDU_END_INFO0_FIRST_MSDU (1 << 14) +#define RX_MSDU_END_INFO0_LAST_MSDU (1 << 15) +#define RX_MSDU_END_INFO0_PRE_DELIM_ERR (1 << 30) +#define RX_MSDU_END_INFO0_RESERVED_3B (1 << 31) + +struct rx_msdu_end { + __le16 ip_hdr_cksum; + __le16 tcp_hdr_cksum; + u8 key_id_octet; + u8 classification_filter; + u8 wapi_pn[10]; + __le32 info0; +} __packed; + +/* + *ip_hdr_chksum + * This can include the IP header checksum or the pseudo header + * checksum used by TCP/UDP checksum. + * + *tcp_udp_chksum + * The value of the computed TCP/UDP checksum. A mode bit + * selects whether this checksum is the full checksum or the + * partial checksum which does not include the pseudo header. + * + *key_id_octet + * The key ID octet from the IV. Only valid when first_msdu is + * set. + * + *classification_filter + * Indicates the number classification filter rule + * + *ext_wapi_pn_63_48 + * Extension PN (packet number) which is only used by WAPI. + * This corresponds to WAPI PN bits [63:48] (pn6 and pn7). The + * WAPI PN bits [63:0] are in the pn field of the rx_mpdu_start + * descriptor. + * + *ext_wapi_pn_95_64 + * Extension PN (packet number) which is only used by WAPI. + * This corresponds to WAPI PN bits [95:64] (pn8, pn9, pn10 and + * pn11). + * + *ext_wapi_pn_127_96 + * Extension PN (packet number) which is only used by WAPI. + * This corresponds to WAPI PN bits [127:96] (pn12, pn13, pn14, + * pn15). + * + *reported_mpdu_length + * MPDU length before decapsulation. Only valid when + * first_msdu is set. This field is taken directly from the + * length field of the A-MPDU delimiter or the preamble length + * field for non-A-MPDU frames. + * + *first_msdu + * Indicates the first MSDU of A-MSDU. If both first_msdu and + * last_msdu are set in the MSDU then this is a non-aggregated + * MSDU frame: normal MPDU. Interior MSDU in an A-MSDU shall + * have both first_mpdu and last_mpdu bits set to 0. + * + *last_msdu + * Indicates the last MSDU of the A-MSDU. MPDU end status is + * only valid when last_msdu is set. + * + *reserved_3a + * Reserved: HW should fill with zero. FW should ignore. + * + *pre_delim_err + * Indicates that the first delimiter had a FCS failure. Only + * valid when first_mpdu and first_msdu are set. + * + *reserved_3b + * Reserved: HW should fill with zero. FW should ignore. + */ + +#define RX_PPDU_START_SIG_RATE_SELECT_OFDM 0 +#define RX_PPDU_START_SIG_RATE_SELECT_CCK 1 + +#define RX_PPDU_START_SIG_RATE_OFDM_48 0 +#define RX_PPDU_START_SIG_RATE_OFDM_24 1 +#define RX_PPDU_START_SIG_RATE_OFDM_12 2 +#define RX_PPDU_START_SIG_RATE_OFDM_6 3 +#define RX_PPDU_START_SIG_RATE_OFDM_54 4 +#define RX_PPDU_START_SIG_RATE_OFDM_36 5 +#define RX_PPDU_START_SIG_RATE_OFDM_18 6 +#define RX_PPDU_START_SIG_RATE_OFDM_9 7 + +#define RX_PPDU_START_SIG_RATE_CCK_LP_11 0 +#define RX_PPDU_START_SIG_RATE_CCK_LP_5_5 1 +#define RX_PPDU_START_SIG_RATE_CCK_LP_2 2 +#define RX_PPDU_START_SIG_RATE_CCK_LP_1 3 +#define RX_PPDU_START_SIG_RATE_CCK_SP_11 4 +#define RX_PPDU_START_SIG_RATE_CCK_SP_5_5 5 +#define RX_PPDU_START_SIG_RATE_CCK_SP_2 6 + +#define HTT_RX_PPDU_START_PREAMBLE_LEGACY 0x04 +#define HTT_RX_PPDU_START_PREAMBLE_HT 0x08 +#define HTT_RX_PPDU_START_PREAMBLE_HT_WITH_TXBF 0x09 +#define HTT_RX_PPDU_START_PREAMBLE_VHT 0x0C +#define HTT_RX_PPDU_START_PREAMBLE_VHT_WITH_TXBF 0x0D + +#define RX_PPDU_START_INFO0_IS_GREENFIELD (1 << 0) + +#define RX_PPDU_START_INFO1_L_SIG_RATE_MASK 0x0000000f +#define RX_PPDU_START_INFO1_L_SIG_RATE_LSB 0 +#define RX_PPDU_START_INFO1_L_SIG_LENGTH_MASK 0x0001ffe0 +#define RX_PPDU_START_INFO1_L_SIG_LENGTH_LSB 5 +#define RX_PPDU_START_INFO1_L_SIG_TAIL_MASK 0x00fc0000 +#define RX_PPDU_START_INFO1_L_SIG_TAIL_LSB 18 +#define RX_PPDU_START_INFO1_PREAMBLE_TYPE_MASK 0xff000000 +#define RX_PPDU_START_INFO1_PREAMBLE_TYPE_LSB 24 +#define RX_PPDU_START_INFO1_L_SIG_RATE_SELECT (1 << 4) +#define RX_PPDU_START_INFO1_L_SIG_PARITY (1 << 17) + +#define RX_PPDU_START_INFO2_HT_SIG_VHT_SIG_A_1_MASK 0x00ffffff +#define RX_PPDU_START_INFO2_HT_SIG_VHT_SIG_A_1_LSB 0 + +#define RX_PPDU_START_INFO3_HT_SIG_VHT_SIG_A_2_MASK 0x00ffffff +#define RX_PPDU_START_INFO3_HT_SIG_VHT_SIG_A_2_LSB 0 +#define RX_PPDU_START_INFO3_TXBF_H_INFO (1 << 24) + +#define RX_PPDU_START_INFO4_VHT_SIG_B_MASK 0x1fffffff +#define RX_PPDU_START_INFO4_VHT_SIG_B_LSB 0 + +#define RX_PPDU_START_INFO5_SERVICE_MASK 0x0000ffff +#define RX_PPDU_START_INFO5_SERVICE_LSB 0 + +struct rx_ppdu_start { + struct { + u8 pri20_mhz; + u8 ext20_mhz; + u8 ext40_mhz; + u8 ext80_mhz; + } rssi_chains[4]; + u8 rssi_comb; + __le16 rsvd0; + u8 info0; /* %RX_PPDU_START_INFO0_ */ + __le32 info1; /* %RX_PPDU_START_INFO1_ */ + __le32 info2; /* %RX_PPDU_START_INFO2_ */ + __le32 info3; /* %RX_PPDU_START_INFO3_ */ + __le32 info4; /* %RX_PPDU_START_INFO4_ */ + __le32 info5; /* %RX_PPDU_START_INFO5_ */ +} __packed; + +/* + * rssi_chain0_pri20 + * RSSI of RX PPDU on chain 0 of primary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain0_sec20 + * RSSI of RX PPDU on chain 0 of secondary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain0_sec40 + * RSSI of RX PPDU on chain 0 of secondary 40 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain0_sec80 + * RSSI of RX PPDU on chain 0 of secondary 80 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain1_pri20 + * RSSI of RX PPDU on chain 1 of primary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain1_sec20 + * RSSI of RX PPDU on chain 1 of secondary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain1_sec40 + * RSSI of RX PPDU on chain 1 of secondary 40 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain1_sec80 + * RSSI of RX PPDU on chain 1 of secondary 80 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain2_pri20 + * RSSI of RX PPDU on chain 2 of primary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain2_sec20 + * RSSI of RX PPDU on chain 2 of secondary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain2_sec40 + * RSSI of RX PPDU on chain 2 of secondary 40 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain2_sec80 + * RSSI of RX PPDU on chain 2 of secondary 80 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain3_pri20 + * RSSI of RX PPDU on chain 3 of primary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain3_sec20 + * RSSI of RX PPDU on chain 3 of secondary 20 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain3_sec40 + * RSSI of RX PPDU on chain 3 of secondary 40 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_chain3_sec80 + * RSSI of RX PPDU on chain 3 of secondary 80 MHz bandwidth. + * Value of 0x80 indicates invalid. + * + * rssi_comb + * The combined RSSI of RX PPDU of all active chains and + * bandwidths. Value of 0x80 indicates invalid. + * + * reserved_4a + * Reserved: HW should fill with 0, FW should ignore. + * + * is_greenfield + * Do we really support this? + * + * reserved_4b + * Reserved: HW should fill with 0, FW should ignore. + * + * l_sig_rate + * If l_sig_rate_select is 0: + * 0x8: OFDM 48 Mbps + * 0x9: OFDM 24 Mbps + * 0xA: OFDM 12 Mbps + * 0xB: OFDM 6 Mbps + * 0xC: OFDM 54 Mbps + * 0xD: OFDM 36 Mbps + * 0xE: OFDM 18 Mbps + * 0xF: OFDM 9 Mbps + * If l_sig_rate_select is 1: + * 0x8: CCK 11 Mbps long preamble + * 0x9: CCK 5.5 Mbps long preamble + * 0xA: CCK 2 Mbps long preamble + * 0xB: CCK 1 Mbps long preamble + * 0xC: CCK 11 Mbps short preamble + * 0xD: CCK 5.5 Mbps short preamble + * 0xE: CCK 2 Mbps short preamble + * + * l_sig_rate_select + * Legacy signal rate select. If set then l_sig_rate indicates + * CCK rates. If clear then l_sig_rate indicates OFDM rates. + * + * l_sig_length + * Length of legacy frame in octets. + * + * l_sig_parity + * Odd parity over l_sig_rate and l_sig_length + * + * l_sig_tail + * Tail bits for Viterbi decoder + * + * preamble_type + * Indicates the type of preamble ahead: + * 0x4: Legacy (OFDM/CCK) + * 0x8: HT + * 0x9: HT with TxBF + * 0xC: VHT + * 0xD: VHT with TxBF + * 0x80 - 0xFF: Reserved for special baseband data types such + * as radar and spectral scan. + * + * ht_sig_vht_sig_a_1 + * If preamble_type == 0x8 or 0x9 + * HT-SIG (first 24 bits) + * If preamble_type == 0xC or 0xD + * VHT-SIG A (first 24 bits) + * Else + * Reserved + * + * reserved_6 + * Reserved: HW should fill with 0, FW should ignore. + * + * ht_sig_vht_sig_a_2 + * If preamble_type == 0x8 or 0x9 + * HT-SIG (last 24 bits) + * If preamble_type == 0xC or 0xD + * VHT-SIG A (last 24 bits) + * Else + * Reserved + * + * txbf_h_info + * Indicates that the packet data carries H information which + * is used for TxBF debug. + * + * reserved_7 + * Reserved: HW should fill with 0, FW should ignore. + * + * vht_sig_b + * WiFi 1.0 and WiFi 2.0 will likely have this field to be all + * 0s since the BB does not plan on decoding VHT SIG-B. + * + * reserved_8 + * Reserved: HW should fill with 0, FW should ignore. + * + * service + * Service field from BB for OFDM, HT and VHT packets. CCK + * packets will have service field of 0. + * + * reserved_9 + * Reserved: HW should fill with 0, FW should ignore. +*/ + + +#define RX_PPDU_END_FLAGS_PHY_ERR (1 << 0) +#define RX_PPDU_END_FLAGS_RX_LOCATION (1 << 1) +#define RX_PPDU_END_FLAGS_TXBF_H_INFO (1 << 2) + +#define RX_PPDU_END_INFO0_RX_ANTENNA_MASK 0x00ffffff +#define RX_PPDU_END_INFO0_RX_ANTENNA_LSB 0 +#define RX_PPDU_END_INFO0_FLAGS_TX_HT_VHT_ACK (1 << 24) +#define RX_PPDU_END_INFO0_BB_CAPTURED_CHANNEL (1 << 25) + +#define RX_PPDU_END_INFO1_PPDU_DONE (1 << 15) + +struct rx_ppdu_end { + __le32 evm_p0; + __le32 evm_p1; + __le32 evm_p2; + __le32 evm_p3; + __le32 evm_p4; + __le32 evm_p5; + __le32 evm_p6; + __le32 evm_p7; + __le32 evm_p8; + __le32 evm_p9; + __le32 evm_p10; + __le32 evm_p11; + __le32 evm_p12; + __le32 evm_p13; + __le32 evm_p14; + __le32 evm_p15; + __le32 tsf_timestamp; + __le32 wb_timestamp; + u8 locationing_timestamp; + u8 phy_err_code; + __le16 flags; /* %RX_PPDU_END_FLAGS_ */ + __le32 info0; /* %RX_PPDU_END_INFO0_ */ + __le16 bb_length; + __le16 info1; /* %RX_PPDU_END_INFO1_ */ +} __packed; + +/* + * evm_p0 + * EVM for pilot 0. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p1 + * EVM for pilot 1. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p2 + * EVM for pilot 2. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p3 + * EVM for pilot 3. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p4 + * EVM for pilot 4. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p5 + * EVM for pilot 5. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p6 + * EVM for pilot 6. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p7 + * EVM for pilot 7. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p8 + * EVM for pilot 8. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p9 + * EVM for pilot 9. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p10 + * EVM for pilot 10. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p11 + * EVM for pilot 11. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p12 + * EVM for pilot 12. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p13 + * EVM for pilot 13. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p14 + * EVM for pilot 14. Contain EVM for streams: 0, 1, 2 and 3. + * + * evm_p15 + * EVM for pilot 15. Contain EVM for streams: 0, 1, 2 and 3. + * + * tsf_timestamp + * Receive TSF timestamp sampled on the rising edge of + * rx_clear. For PHY errors this may be the current TSF when + * phy_error is asserted if the rx_clear does not assert before + * the end of the PHY error. + * + * wb_timestamp + * WLAN/BT timestamp is a 1 usec resolution timestamp which + * does not get updated based on receive beacon like TSF. The + * same rules for capturing tsf_timestamp are used to capture + * the wb_timestamp. + * + * locationing_timestamp + * Timestamp used for locationing. This timestamp is used to + * indicate fractions of usec. For example if the MAC clock is + * running at 80 MHz, the timestamp will increment every 12.5 + * nsec. The value starts at 0 and increments to 79 and + * returns to 0 and repeats. This information is valid for + * every PPDU. This information can be used in conjunction + * with wb_timestamp to capture large delta times. + * + * phy_err_code + * See the 1.10.8.1.2 for the list of the PHY error codes. + * + * phy_err + * Indicates a PHY error was detected for this PPDU. + * + * rx_location + * Indicates that location information was requested. + * + * txbf_h_info + * Indicates that the packet data carries H information which + * is used for TxBF debug. + * + * reserved_18 + * Reserved: HW should fill with 0, FW should ignore. + * + * rx_antenna + * Receive antenna value + * + * tx_ht_vht_ack + * Indicates that a HT or VHT Ack/BA frame was transmitted in + * response to this receive packet. + * + * bb_captured_channel + * Indicates that the BB has captured a channel dump. FW can + * then read the channel dump memory. This may indicate that + * the channel was captured either based on PCU setting the + * capture_channel bit BB descriptor or FW setting the + * capture_channel mode bit. + * + * reserved_19 + * Reserved: HW should fill with 0, FW should ignore. + * + * bb_length + * Indicates the number of bytes of baseband information for + * PPDUs where the BB descriptor preamble type is 0x80 to 0xFF + * which indicates that this is not a normal PPDU but rather + * contains baseband debug information. + * + * reserved_20 + * Reserved: HW should fill with 0, FW should ignore. + * + * ppdu_done + * PPDU end status is only valid when ppdu_done bit is set. + * Every time HW sets this bit in memory FW/SW must clear this + * bit in memory. FW will initialize all the ppdu_done dword + * to 0. +*/ + +#define FW_RX_DESC_INFO0_DISCARD (1 << 0) +#define FW_RX_DESC_INFO0_FORWARD (1 << 1) +#define FW_RX_DESC_INFO0_INSPECT (1 << 5) +#define FW_RX_DESC_INFO0_EXT_MASK 0xC0 +#define FW_RX_DESC_INFO0_EXT_LSB 6 + +struct fw_rx_desc_base { + u8 info0; +} __packed; + +#endif /* _RX_DESC_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/targaddrs.h b/drivers/net/wireless/ath/ath10k/targaddrs.h new file mode 100644 index 00000000000..be7ba1e78af --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/targaddrs.h @@ -0,0 +1,449 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef __TARGADDRS_H__ +#define __TARGADDRS_H__ + +/* + * xxx_HOST_INTEREST_ADDRESS is the address in Target RAM of the + * host_interest structure. It must match the address of the _host_interest + * symbol (see linker script). + * + * Host Interest is shared between Host and Target in order to coordinate + * between the two, and is intended to remain constant (with additions only + * at the end) across software releases. + * + * All addresses are available here so that it's possible to + * write a single binary that works with all Target Types. + * May be used in assembler code as well as C. + */ +#define QCA988X_HOST_INTEREST_ADDRESS 0x00400800 +#define HOST_INTEREST_MAX_SIZE 0x200 + +/* + * These are items that the Host may need to access via BMI or via the + * Diagnostic Window. The position of items in this structure must remain + * constant across firmware revisions! Types for each item must be fixed + * size across target and host platforms. More items may be added at the end. + */ +struct host_interest { + /* + * Pointer to application-defined area, if any. + * Set by Target application during startup. + */ + u32 hi_app_host_interest; /* 0x00 */ + + /* Pointer to register dump area, valid after Target crash. */ + u32 hi_failure_state; /* 0x04 */ + + /* Pointer to debug logging header */ + u32 hi_dbglog_hdr; /* 0x08 */ + + u32 hi_unused0c; /* 0x0c */ + + /* + * General-purpose flag bits, similar to SOC_OPTION_* flags. + * Can be used by application rather than by OS. + */ + u32 hi_option_flag; /* 0x10 */ + + /* + * Boolean that determines whether or not to + * display messages on the serial port. + */ + u32 hi_serial_enable; /* 0x14 */ + + /* Start address of DataSet index, if any */ + u32 hi_dset_list_head; /* 0x18 */ + + /* Override Target application start address */ + u32 hi_app_start; /* 0x1c */ + + /* Clock and voltage tuning */ + u32 hi_skip_clock_init; /* 0x20 */ + u32 hi_core_clock_setting; /* 0x24 */ + u32 hi_cpu_clock_setting; /* 0x28 */ + u32 hi_system_sleep_setting; /* 0x2c */ + u32 hi_xtal_control_setting; /* 0x30 */ + u32 hi_pll_ctrl_setting_24ghz; /* 0x34 */ + u32 hi_pll_ctrl_setting_5ghz; /* 0x38 */ + u32 hi_ref_voltage_trim_setting; /* 0x3c */ + u32 hi_clock_info; /* 0x40 */ + + /* Host uses BE CPU or not */ + u32 hi_be; /* 0x44 */ + + u32 hi_stack; /* normal stack */ /* 0x48 */ + u32 hi_err_stack; /* error stack */ /* 0x4c */ + u32 hi_desired_cpu_speed_hz; /* 0x50 */ + + /* Pointer to Board Data */ + u32 hi_board_data; /* 0x54 */ + + /* + * Indication of Board Data state: + * 0: board data is not yet initialized. + * 1: board data is initialized; unknown size + * >1: number of bytes of initialized board data + */ + u32 hi_board_data_initialized; /* 0x58 */ + + u32 hi_dset_ram_index_table; /* 0x5c */ + + u32 hi_desired_baud_rate; /* 0x60 */ + u32 hi_dbglog_config; /* 0x64 */ + u32 hi_end_ram_reserve_sz; /* 0x68 */ + u32 hi_mbox_io_block_sz; /* 0x6c */ + + u32 hi_num_bpatch_streams; /* 0x70 -- unused */ + u32 hi_mbox_isr_yield_limit; /* 0x74 */ + + u32 hi_refclk_hz; /* 0x78 */ + u32 hi_ext_clk_detected; /* 0x7c */ + u32 hi_dbg_uart_txpin; /* 0x80 */ + u32 hi_dbg_uart_rxpin; /* 0x84 */ + u32 hi_hci_uart_baud; /* 0x88 */ + u32 hi_hci_uart_pin_assignments; /* 0x8C */ + + u32 hi_hci_uart_baud_scale_val; /* 0x90 */ + u32 hi_hci_uart_baud_step_val; /* 0x94 */ + + u32 hi_allocram_start; /* 0x98 */ + u32 hi_allocram_sz; /* 0x9c */ + u32 hi_hci_bridge_flags; /* 0xa0 */ + u32 hi_hci_uart_support_pins; /* 0xa4 */ + + u32 hi_hci_uart_pwr_mgmt_params; /* 0xa8 */ + + /* + * 0xa8 - [1]: 0 = UART FC active low, 1 = UART FC active high + * [31:16]: wakeup timeout in ms + */ + /* Pointer to extended board Data */ + u32 hi_board_ext_data; /* 0xac */ + u32 hi_board_ext_data_config; /* 0xb0 */ + /* + * Bit [0] : valid + * Bit[31:16: size + */ + /* + * hi_reset_flag is used to do some stuff when target reset. + * such as restore app_start after warm reset or + * preserve host Interest area, or preserve ROM data, literals etc. + */ + u32 hi_reset_flag; /* 0xb4 */ + /* indicate hi_reset_flag is valid */ + u32 hi_reset_flag_valid; /* 0xb8 */ + u32 hi_hci_uart_pwr_mgmt_params_ext; /* 0xbc */ + /* 0xbc - [31:0]: idle timeout in ms */ + /* ACS flags */ + u32 hi_acs_flags; /* 0xc0 */ + u32 hi_console_flags; /* 0xc4 */ + u32 hi_nvram_state; /* 0xc8 */ + u32 hi_option_flag2; /* 0xcc */ + + /* If non-zero, override values sent to Host in WMI_READY event. */ + u32 hi_sw_version_override; /* 0xd0 */ + u32 hi_abi_version_override; /* 0xd4 */ + + /* + * Percentage of high priority RX traffic to total expected RX traffic + * applicable only to ar6004 + */ + u32 hi_hp_rx_traffic_ratio; /* 0xd8 */ + + /* test applications flags */ + u32 hi_test_apps_related; /* 0xdc */ + /* location of test script */ + u32 hi_ota_testscript; /* 0xe0 */ + /* location of CAL data */ + u32 hi_cal_data; /* 0xe4 */ + + /* Number of packet log buffers */ + u32 hi_pktlog_num_buffers; /* 0xe8 */ + + /* wow extension configuration */ + u32 hi_wow_ext_config; /* 0xec */ + u32 hi_pwr_save_flags; /* 0xf0 */ + + /* Spatial Multiplexing Power Save (SMPS) options */ + u32 hi_smps_options; /* 0xf4 */ + + /* Interconnect-specific state */ + u32 hi_interconnect_state; /* 0xf8 */ + + /* Coex configuration flags */ + u32 hi_coex_config; /* 0xfc */ + + /* Early allocation support */ + u32 hi_early_alloc; /* 0x100 */ + /* FW swap field */ + /* + * Bits of this 32bit word will be used to pass specific swap + * instruction to FW + */ + /* + * Bit 0 -- AP Nart descriptor no swap. When this bit is set + * FW will not swap TX descriptor. Meaning packets are formed + * on the target processor. + */ + /* Bit 1 - unused */ + u32 hi_fw_swap; /* 0x104 */ +} __packed; + +#define HI_ITEM(item) offsetof(struct host_interest, item) + +/* Bits defined in hi_option_flag */ + +/* Enable timer workaround */ +#define HI_OPTION_TIMER_WAR 0x01 +/* Limit BMI command credits */ +#define HI_OPTION_BMI_CRED_LIMIT 0x02 +/* Relay Dot11 hdr to/from host */ +#define HI_OPTION_RELAY_DOT11_HDR 0x04 +/* MAC addr method 0-locally administred 1-globally unique addrs */ +#define HI_OPTION_MAC_ADDR_METHOD 0x08 +/* Firmware Bridging */ +#define HI_OPTION_FW_BRIDGE 0x10 +/* Enable CPU profiling */ +#define HI_OPTION_ENABLE_PROFILE 0x20 +/* Disable debug logging */ +#define HI_OPTION_DISABLE_DBGLOG 0x40 +/* Skip Era Tracking */ +#define HI_OPTION_SKIP_ERA_TRACKING 0x80 +/* Disable PAPRD (debug) */ +#define HI_OPTION_PAPRD_DISABLE 0x100 +#define HI_OPTION_NUM_DEV_LSB 0x200 +#define HI_OPTION_NUM_DEV_MSB 0x800 +#define HI_OPTION_DEV_MODE_LSB 0x1000 +#define HI_OPTION_DEV_MODE_MSB 0x8000000 +/* Disable LowFreq Timer Stabilization */ +#define HI_OPTION_NO_LFT_STBL 0x10000000 +/* Skip regulatory scan */ +#define HI_OPTION_SKIP_REG_SCAN 0x20000000 +/* + * Do regulatory scan during init before + * sending WMI ready event to host + */ +#define HI_OPTION_INIT_REG_SCAN 0x40000000 + +/* REV6: Do not adjust memory map */ +#define HI_OPTION_SKIP_MEMMAP 0x80000000 + +#define HI_OPTION_MAC_ADDR_METHOD_SHIFT 3 + +/* 2 bits of hi_option_flag are used to represent 3 modes */ +#define HI_OPTION_FW_MODE_IBSS 0x0 /* IBSS Mode */ +#define HI_OPTION_FW_MODE_BSS_STA 0x1 /* STA Mode */ +#define HI_OPTION_FW_MODE_AP 0x2 /* AP Mode */ +#define HI_OPTION_FW_MODE_BT30AMP 0x3 /* BT30 AMP Mode */ + +/* 2 bits of hi_option flag are usedto represent 4 submodes */ +#define HI_OPTION_FW_SUBMODE_NONE 0x0 /* Normal mode */ +#define HI_OPTION_FW_SUBMODE_P2PDEV 0x1 /* p2p device mode */ +#define HI_OPTION_FW_SUBMODE_P2PCLIENT 0x2 /* p2p client mode */ +#define HI_OPTION_FW_SUBMODE_P2PGO 0x3 /* p2p go mode */ + +/* Num dev Mask */ +#define HI_OPTION_NUM_DEV_MASK 0x7 +#define HI_OPTION_NUM_DEV_SHIFT 0x9 + +/* firmware bridging */ +#define HI_OPTION_FW_BRIDGE_SHIFT 0x04 + +/* +Fw Mode/SubMode Mask +|-----------------------------------------------------------------------------| +| SUB | SUB | SUB | SUB | | | | | +|MODE[3] | MODE[2] | MODE[1] | MODE[0] | MODE[3] | MODE[2] | MODE[1] | MODE[0]| +| (2) | (2) | (2) | (2) | (2) | (2) | (2) | (2) | +|-----------------------------------------------------------------------------| +*/ +#define HI_OPTION_FW_MODE_BITS 0x2 +#define HI_OPTION_FW_MODE_MASK 0x3 +#define HI_OPTION_FW_MODE_SHIFT 0xC +#define HI_OPTION_ALL_FW_MODE_MASK 0xFF + +#define HI_OPTION_FW_SUBMODE_BITS 0x2 +#define HI_OPTION_FW_SUBMODE_MASK 0x3 +#define HI_OPTION_FW_SUBMODE_SHIFT 0x14 +#define HI_OPTION_ALL_FW_SUBMODE_MASK 0xFF00 +#define HI_OPTION_ALL_FW_SUBMODE_SHIFT 0x8 + + +/* hi_option_flag2 options */ +#define HI_OPTION_OFFLOAD_AMSDU 0x01 +#define HI_OPTION_DFS_SUPPORT 0x02 /* Enable DFS support */ +#define HI_OPTION_ENABLE_RFKILL 0x04 /* RFKill Enable Feature*/ +#define HI_OPTION_RADIO_RETENTION_DISABLE 0x08 /* Disable radio retention */ +#define HI_OPTION_EARLY_CFG_DONE 0x10 /* Early configuration is complete */ + +#define HI_OPTION_RF_KILL_SHIFT 0x2 +#define HI_OPTION_RF_KILL_MASK 0x1 + +/* hi_reset_flag */ +/* preserve App Start address */ +#define HI_RESET_FLAG_PRESERVE_APP_START 0x01 +/* preserve host interest */ +#define HI_RESET_FLAG_PRESERVE_HOST_INTEREST 0x02 +/* preserve ROM data */ +#define HI_RESET_FLAG_PRESERVE_ROMDATA 0x04 +#define HI_RESET_FLAG_PRESERVE_NVRAM_STATE 0x08 +#define HI_RESET_FLAG_PRESERVE_BOOT_INFO 0x10 +#define HI_RESET_FLAG_WARM_RESET 0x20 + +/* define hi_fw_swap bits */ +#define HI_DESC_IN_FW_BIT 0x01 + +/* indicate the reset flag is valid */ +#define HI_RESET_FLAG_IS_VALID 0x12345678 + +/* ACS is enabled */ +#define HI_ACS_FLAGS_ENABLED (1 << 0) +/* Use physical WWAN device */ +#define HI_ACS_FLAGS_USE_WWAN (1 << 1) +/* Use test VAP */ +#define HI_ACS_FLAGS_TEST_VAP (1 << 2) + +/* + * CONSOLE FLAGS + * + * Bit Range Meaning + * --------- -------------------------------- + * 2..0 UART ID (0 = Default) + * 3 Baud Select (0 = 9600, 1 = 115200) + * 30..4 Reserved + * 31 Enable Console + * + */ + +#define HI_CONSOLE_FLAGS_ENABLE (1 << 31) +#define HI_CONSOLE_FLAGS_UART_MASK (0x7) +#define HI_CONSOLE_FLAGS_UART_SHIFT 0 +#define HI_CONSOLE_FLAGS_BAUD_SELECT (1 << 3) + +/* SM power save options */ +#define HI_SMPS_ALLOW_MASK (0x00000001) +#define HI_SMPS_MODE_MASK (0x00000002) +#define HI_SMPS_MODE_STATIC (0x00000000) +#define HI_SMPS_MODE_DYNAMIC (0x00000002) +#define HI_SMPS_DISABLE_AUTO_MODE (0x00000004) +#define HI_SMPS_DATA_THRESH_MASK (0x000007f8) +#define HI_SMPS_DATA_THRESH_SHIFT (3) +#define HI_SMPS_RSSI_THRESH_MASK (0x0007f800) +#define HI_SMPS_RSSI_THRESH_SHIFT (11) +#define HI_SMPS_LOWPWR_CM_MASK (0x00380000) +#define HI_SMPS_LOWPWR_CM_SHIFT (15) +#define HI_SMPS_HIPWR_CM_MASK (0x03c00000) +#define HI_SMPS_HIPWR_CM_SHIFT (19) + +/* + * WOW Extension configuration + * + * Bit Range Meaning + * --------- -------------------------------- + * 8..0 Size of each WOW pattern (max 511) + * 15..9 Number of patterns per list (max 127) + * 17..16 Number of lists (max 4) + * 30..18 Reserved + * 31 Enabled + * + * set values (except enable) to zeros for default settings + */ + +#define HI_WOW_EXT_ENABLED_MASK (1 << 31) +#define HI_WOW_EXT_NUM_LIST_SHIFT 16 +#define HI_WOW_EXT_NUM_LIST_MASK (0x3 << HI_WOW_EXT_NUM_LIST_SHIFT) +#define HI_WOW_EXT_NUM_PATTERNS_SHIFT 9 +#define HI_WOW_EXT_NUM_PATTERNS_MASK (0x7F << HI_WOW_EXT_NUM_PATTERNS_SHIFT) +#define HI_WOW_EXT_PATTERN_SIZE_SHIFT 0 +#define HI_WOW_EXT_PATTERN_SIZE_MASK (0x1FF << HI_WOW_EXT_PATTERN_SIZE_SHIFT) + +#define HI_WOW_EXT_MAKE_CONFIG(num_lists, count, size) \ + ((((num_lists) << HI_WOW_EXT_NUM_LIST_SHIFT) & \ + HI_WOW_EXT_NUM_LIST_MASK) | \ + (((count) << HI_WOW_EXT_NUM_PATTERNS_SHIFT) & \ + HI_WOW_EXT_NUM_PATTERNS_MASK) | \ + (((size) << HI_WOW_EXT_PATTERN_SIZE_SHIFT) & \ + HI_WOW_EXT_PATTERN_SIZE_MASK)) + +#define HI_WOW_EXT_GET_NUM_LISTS(config) \ + (((config) & HI_WOW_EXT_NUM_LIST_MASK) >> HI_WOW_EXT_NUM_LIST_SHIFT) +#define HI_WOW_EXT_GET_NUM_PATTERNS(config) \ + (((config) & HI_WOW_EXT_NUM_PATTERNS_MASK) >> \ + HI_WOW_EXT_NUM_PATTERNS_SHIFT) +#define HI_WOW_EXT_GET_PATTERN_SIZE(config) \ + (((config) & HI_WOW_EXT_PATTERN_SIZE_MASK) >> \ + HI_WOW_EXT_PATTERN_SIZE_SHIFT) + +/* + * Early allocation configuration + * Support RAM bank configuration before BMI done and this eases the memory + * allocation at very early stage + * Bit Range Meaning + * --------- ---------------------------------- + * [0:3] number of bank assigned to be IRAM + * [4:15] reserved + * [16:31] magic number + * + * Note: + * 1. target firmware would check magic number and if it's a match, firmware + * would consider the bits[0:15] are valid and base on that to calculate + * the end of DRAM. Early allocation would be located at that area and + * may be reclaimed when necesary + * 2. if no magic number is found, early allocation would happen at "_end" + * symbol of ROM which is located before the app-data and might NOT be + * re-claimable. If this is adopted, link script should keep this in + * mind to avoid data corruption. + */ +#define HI_EARLY_ALLOC_MAGIC 0x6d8a +#define HI_EARLY_ALLOC_MAGIC_MASK 0xffff0000 +#define HI_EARLY_ALLOC_MAGIC_SHIFT 16 +#define HI_EARLY_ALLOC_IRAM_BANKS_MASK 0x0000000f +#define HI_EARLY_ALLOC_IRAM_BANKS_SHIFT 0 + +#define HI_EARLY_ALLOC_VALID() \ + ((((HOST_INTEREST->hi_early_alloc) & HI_EARLY_ALLOC_MAGIC_MASK) >> \ + HI_EARLY_ALLOC_MAGIC_SHIFT) == (HI_EARLY_ALLOC_MAGIC)) +#define HI_EARLY_ALLOC_GET_IRAM_BANKS() \ + (((HOST_INTEREST->hi_early_alloc) & HI_EARLY_ALLOC_IRAM_BANKS_MASK) \ + >> HI_EARLY_ALLOC_IRAM_BANKS_SHIFT) + +/*power save flag bit definitions*/ +#define HI_PWR_SAVE_LPL_ENABLED 0x1 +/*b1-b3 reserved*/ +/*b4-b5 : dev0 LPL type : 0 - none + 1- Reduce Pwr Search + 2- Reduce Pwr Listen*/ +/*b6-b7 : dev1 LPL type and so on for Max 8 devices*/ +#define HI_PWR_SAVE_LPL_DEV0_LSB 4 +#define HI_PWR_SAVE_LPL_DEV_MASK 0x3 +/*power save related utility macros*/ +#define HI_LPL_ENABLED() \ + ((HOST_INTEREST->hi_pwr_save_flags & HI_PWR_SAVE_LPL_ENABLED)) +#define HI_DEV_LPL_TYPE_GET(_devix) \ + (HOST_INTEREST->hi_pwr_save_flags & ((HI_PWR_SAVE_LPL_DEV_MASK) << \ + (HI_PWR_SAVE_LPL_DEV0_LSB + (_devix)*2))) + +#define HOST_INTEREST_SMPS_IS_ALLOWED() \ + ((HOST_INTEREST->hi_smps_options & HI_SMPS_ALLOW_MASK)) + +/* Reserve 1024 bytes for extended board data */ +#define QCA988X_BOARD_DATA_SZ 7168 +#define QCA988X_BOARD_EXT_DATA_SZ 0 + +#endif /* __TARGADDRS_H__ */ diff --git a/drivers/net/wireless/ath/ath10k/trace.c b/drivers/net/wireless/ath/ath10k/trace.c new file mode 100644 index 00000000000..4a31e2c6fbd --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/trace.c @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2012 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/module.h> + +#define CREATE_TRACE_POINTS +#include "trace.h" diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h new file mode 100644 index 00000000000..4eb2ecbc06e --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/trace.h @@ -0,0 +1,215 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#if !defined(_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) + +#include <linux/tracepoint.h> + +#define _TRACE_H_ + +/* create empty functions when tracing is disabled */ +#if !defined(CONFIG_ATH10K_TRACING) +#undef TRACE_EVENT +#define TRACE_EVENT(name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#undef DECLARE_EVENT_CLASS +#define DECLARE_EVENT_CLASS(...) +#undef DEFINE_EVENT +#define DEFINE_EVENT(evt_class, name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#endif /* !CONFIG_ATH10K_TRACING || __CHECKER__ */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM ath10k + +#define ATH10K_MSG_MAX 200 + +DECLARE_EVENT_CLASS(ath10k_log_event, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf), + TP_STRUCT__entry( + __dynamic_array(char, msg, ATH10K_MSG_MAX) + ), + TP_fast_assign( + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + ATH10K_MSG_MAX, + vaf->fmt, + *vaf->va) >= ATH10K_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +DEFINE_EVENT(ath10k_log_event, ath10k_log_err, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath10k_log_event, ath10k_log_warn, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath10k_log_event, ath10k_log_info, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +TRACE_EVENT(ath10k_log_dbg, + TP_PROTO(unsigned int level, struct va_format *vaf), + TP_ARGS(level, vaf), + TP_STRUCT__entry( + __field(unsigned int, level) + __dynamic_array(char, msg, ATH10K_MSG_MAX) + ), + TP_fast_assign( + __entry->level = level; + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + ATH10K_MSG_MAX, + vaf->fmt, + *vaf->va) >= ATH10K_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +TRACE_EVENT(ath10k_log_dbg_dump, + TP_PROTO(const char *msg, const char *prefix, + const void *buf, size_t buf_len), + + TP_ARGS(msg, prefix, buf, buf_len), + + TP_STRUCT__entry( + __string(msg, msg) + __string(prefix, prefix) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __assign_str(msg, msg); + __assign_str(prefix, prefix); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "%s/%s\n", __get_str(prefix), __get_str(msg) + ) +); + +TRACE_EVENT(ath10k_wmi_cmd, + TP_PROTO(int id, void *buf, size_t buf_len, int ret), + + TP_ARGS(id, buf, buf_len, ret), + + TP_STRUCT__entry( + __field(unsigned int, id) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + __field(int, ret) + ), + + TP_fast_assign( + __entry->id = id; + __entry->buf_len = buf_len; + __entry->ret = ret; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "id %d len %zu ret %d", + __entry->id, + __entry->buf_len, + __entry->ret + ) +); + +TRACE_EVENT(ath10k_wmi_event, + TP_PROTO(int id, void *buf, size_t buf_len), + + TP_ARGS(id, buf, buf_len), + + TP_STRUCT__entry( + __field(unsigned int, id) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->id = id; + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "id %d len %zu", + __entry->id, + __entry->buf_len + ) +); + +TRACE_EVENT(ath10k_htt_stats, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "len %zu", + __entry->buf_len + ) +); + +TRACE_EVENT(ath10k_wmi_dbglog, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "len %zu", + __entry->buf_len + ) +); + +#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/ + +/* we don't want to use include/trace/events */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c new file mode 100644 index 00000000000..82669a77e55 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -0,0 +1,221 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "core.h" +#include "txrx.h" +#include "htt.h" +#include "mac.h" +#include "debug.h" + +static void ath10k_report_offchan_tx(struct ath10k *ar, struct sk_buff *skb) +{ + if (!ATH10K_SKB_CB(skb)->htt.is_offchan) + return; + + /* If the original wait_for_completion() timed out before + * {data,mgmt}_tx_completed() was called then we could complete + * offchan_tx_completed for a different skb. Prevent this by using + * offchan_tx_skb. */ + spin_lock_bh(&ar->data_lock); + if (ar->offchan_tx_skb != skb) { + ath10k_warn("completed old offchannel frame\n"); + goto out; + } + + complete(&ar->offchan_tx_completed); + ar->offchan_tx_skb = NULL; /* just for sanity */ + + ath10k_dbg(ATH10K_DBG_HTT, "completed offchannel skb %p\n", skb); +out: + spin_unlock_bh(&ar->data_lock); +} + +void ath10k_txrx_tx_unref(struct ath10k_htt *htt, + const struct htt_tx_done *tx_done) +{ + struct device *dev = htt->ar->dev; + struct ieee80211_tx_info *info; + struct ath10k_skb_cb *skb_cb; + struct sk_buff *msdu; + + lockdep_assert_held(&htt->tx_lock); + + ath10k_dbg(ATH10K_DBG_HTT, "htt tx completion msdu_id %u discard %d no_ack %d\n", + tx_done->msdu_id, !!tx_done->discard, !!tx_done->no_ack); + + if (tx_done->msdu_id >= htt->max_num_pending_tx) { + ath10k_warn("warning: msdu_id %d too big, ignoring\n", + tx_done->msdu_id); + return; + } + + msdu = htt->pending_tx[tx_done->msdu_id]; + skb_cb = ATH10K_SKB_CB(msdu); + + dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); + + if (skb_cb->htt.txbuf) + dma_pool_free(htt->tx_pool, + skb_cb->htt.txbuf, + skb_cb->htt.txbuf_paddr); + + ath10k_report_offchan_tx(htt->ar, msdu); + + info = IEEE80211_SKB_CB(msdu); + memset(&info->status, 0, sizeof(info->status)); + + if (tx_done->discard) { + ieee80211_free_txskb(htt->ar->hw, msdu); + goto exit; + } + + if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) + info->flags |= IEEE80211_TX_STAT_ACK; + + if (tx_done->no_ack) + info->flags &= ~IEEE80211_TX_STAT_ACK; + + ieee80211_tx_status(htt->ar->hw, msdu); + /* we do not own the msdu anymore */ + +exit: + htt->pending_tx[tx_done->msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, tx_done->msdu_id); + __ath10k_htt_tx_dec_pending(htt); + if (htt->num_pending_tx == 0) + wake_up(&htt->empty_tx_wq); +} + +struct ath10k_peer *ath10k_peer_find(struct ath10k *ar, int vdev_id, + const u8 *addr) +{ + struct ath10k_peer *peer; + + lockdep_assert_held(&ar->data_lock); + + list_for_each_entry(peer, &ar->peers, list) { + if (peer->vdev_id != vdev_id) + continue; + if (memcmp(peer->addr, addr, ETH_ALEN)) + continue; + + return peer; + } + + return NULL; +} + +static struct ath10k_peer *ath10k_peer_find_by_id(struct ath10k *ar, + int peer_id) +{ + struct ath10k_peer *peer; + + lockdep_assert_held(&ar->data_lock); + + list_for_each_entry(peer, &ar->peers, list) + if (test_bit(peer_id, peer->peer_ids)) + return peer; + + return NULL; +} + +static int ath10k_wait_for_peer_common(struct ath10k *ar, int vdev_id, + const u8 *addr, bool expect_mapped) +{ + int ret; + + ret = wait_event_timeout(ar->peer_mapping_wq, ({ + bool mapped; + + spin_lock_bh(&ar->data_lock); + mapped = !!ath10k_peer_find(ar, vdev_id, addr); + spin_unlock_bh(&ar->data_lock); + + mapped == expect_mapped; + }), 3*HZ); + + if (ret <= 0) + return -ETIMEDOUT; + + return 0; +} + +int ath10k_wait_for_peer_created(struct ath10k *ar, int vdev_id, const u8 *addr) +{ + return ath10k_wait_for_peer_common(ar, vdev_id, addr, true); +} + +int ath10k_wait_for_peer_deleted(struct ath10k *ar, int vdev_id, const u8 *addr) +{ + return ath10k_wait_for_peer_common(ar, vdev_id, addr, false); +} + +void ath10k_peer_map_event(struct ath10k_htt *htt, + struct htt_peer_map_event *ev) +{ + struct ath10k *ar = htt->ar; + struct ath10k_peer *peer; + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find(ar, ev->vdev_id, ev->addr); + if (!peer) { + peer = kzalloc(sizeof(*peer), GFP_ATOMIC); + if (!peer) + goto exit; + + peer->vdev_id = ev->vdev_id; + memcpy(peer->addr, ev->addr, ETH_ALEN); + list_add(&peer->list, &ar->peers); + wake_up(&ar->peer_mapping_wq); + } + + ath10k_dbg(ATH10K_DBG_HTT, "htt peer map vdev %d peer %pM id %d\n", + ev->vdev_id, ev->addr, ev->peer_id); + + set_bit(ev->peer_id, peer->peer_ids); +exit: + spin_unlock_bh(&ar->data_lock); +} + +void ath10k_peer_unmap_event(struct ath10k_htt *htt, + struct htt_peer_unmap_event *ev) +{ + struct ath10k *ar = htt->ar; + struct ath10k_peer *peer; + + spin_lock_bh(&ar->data_lock); + peer = ath10k_peer_find_by_id(ar, ev->peer_id); + if (!peer) { + ath10k_warn("peer-unmap-event: unknown peer id %d\n", + ev->peer_id); + goto exit; + } + + ath10k_dbg(ATH10K_DBG_HTT, "htt peer unmap vdev %d peer %pM id %d\n", + peer->vdev_id, peer->addr, ev->peer_id); + + clear_bit(ev->peer_id, peer->peer_ids); + + if (bitmap_empty(peer->peer_ids, ATH10K_MAX_NUM_PEER_IDS)) { + list_del(&peer->list); + kfree(peer); + wake_up(&ar->peer_mapping_wq); + } + +exit: + spin_unlock_bh(&ar->data_lock); +} diff --git a/drivers/net/wireless/ath/ath10k/txrx.h b/drivers/net/wireless/ath/ath10k/txrx.h new file mode 100644 index 00000000000..aee3e20058f --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/txrx.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ +#ifndef _TXRX_H_ +#define _TXRX_H_ + +#include "htt.h" + +void ath10k_txrx_tx_unref(struct ath10k_htt *htt, + const struct htt_tx_done *tx_done); + +struct ath10k_peer *ath10k_peer_find(struct ath10k *ar, int vdev_id, + const u8 *addr); +int ath10k_wait_for_peer_created(struct ath10k *ar, int vdev_id, + const u8 *addr); +int ath10k_wait_for_peer_deleted(struct ath10k *ar, int vdev_id, + const u8 *addr); + +void ath10k_peer_map_event(struct ath10k_htt *htt, + struct htt_peer_map_event *ev); +void ath10k_peer_unmap_event(struct ath10k_htt *htt, + struct htt_peer_unmap_event *ev); + +#endif diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c new file mode 100644 index 00000000000..4b7782a529a --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -0,0 +1,3659 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/skbuff.h> +#include <linux/ctype.h> + +#include "core.h" +#include "htc.h" +#include "debug.h" +#include "wmi.h" +#include "mac.h" + +/* MAIN WMI cmd track */ +static struct wmi_cmd_map wmi_cmd_map = { + .init_cmdid = WMI_INIT_CMDID, + .start_scan_cmdid = WMI_START_SCAN_CMDID, + .stop_scan_cmdid = WMI_STOP_SCAN_CMDID, + .scan_chan_list_cmdid = WMI_SCAN_CHAN_LIST_CMDID, + .scan_sch_prio_tbl_cmdid = WMI_SCAN_SCH_PRIO_TBL_CMDID, + .pdev_set_regdomain_cmdid = WMI_PDEV_SET_REGDOMAIN_CMDID, + .pdev_set_channel_cmdid = WMI_PDEV_SET_CHANNEL_CMDID, + .pdev_set_param_cmdid = WMI_PDEV_SET_PARAM_CMDID, + .pdev_pktlog_enable_cmdid = WMI_PDEV_PKTLOG_ENABLE_CMDID, + .pdev_pktlog_disable_cmdid = WMI_PDEV_PKTLOG_DISABLE_CMDID, + .pdev_set_wmm_params_cmdid = WMI_PDEV_SET_WMM_PARAMS_CMDID, + .pdev_set_ht_cap_ie_cmdid = WMI_PDEV_SET_HT_CAP_IE_CMDID, + .pdev_set_vht_cap_ie_cmdid = WMI_PDEV_SET_VHT_CAP_IE_CMDID, + .pdev_set_dscp_tid_map_cmdid = WMI_PDEV_SET_DSCP_TID_MAP_CMDID, + .pdev_set_quiet_mode_cmdid = WMI_PDEV_SET_QUIET_MODE_CMDID, + .pdev_green_ap_ps_enable_cmdid = WMI_PDEV_GREEN_AP_PS_ENABLE_CMDID, + .pdev_get_tpc_config_cmdid = WMI_PDEV_GET_TPC_CONFIG_CMDID, + .pdev_set_base_macaddr_cmdid = WMI_PDEV_SET_BASE_MACADDR_CMDID, + .vdev_create_cmdid = WMI_VDEV_CREATE_CMDID, + .vdev_delete_cmdid = WMI_VDEV_DELETE_CMDID, + .vdev_start_request_cmdid = WMI_VDEV_START_REQUEST_CMDID, + .vdev_restart_request_cmdid = WMI_VDEV_RESTART_REQUEST_CMDID, + .vdev_up_cmdid = WMI_VDEV_UP_CMDID, + .vdev_stop_cmdid = WMI_VDEV_STOP_CMDID, + .vdev_down_cmdid = WMI_VDEV_DOWN_CMDID, + .vdev_set_param_cmdid = WMI_VDEV_SET_PARAM_CMDID, + .vdev_install_key_cmdid = WMI_VDEV_INSTALL_KEY_CMDID, + .peer_create_cmdid = WMI_PEER_CREATE_CMDID, + .peer_delete_cmdid = WMI_PEER_DELETE_CMDID, + .peer_flush_tids_cmdid = WMI_PEER_FLUSH_TIDS_CMDID, + .peer_set_param_cmdid = WMI_PEER_SET_PARAM_CMDID, + .peer_assoc_cmdid = WMI_PEER_ASSOC_CMDID, + .peer_add_wds_entry_cmdid = WMI_PEER_ADD_WDS_ENTRY_CMDID, + .peer_remove_wds_entry_cmdid = WMI_PEER_REMOVE_WDS_ENTRY_CMDID, + .peer_mcast_group_cmdid = WMI_PEER_MCAST_GROUP_CMDID, + .bcn_tx_cmdid = WMI_BCN_TX_CMDID, + .pdev_send_bcn_cmdid = WMI_PDEV_SEND_BCN_CMDID, + .bcn_tmpl_cmdid = WMI_BCN_TMPL_CMDID, + .bcn_filter_rx_cmdid = WMI_BCN_FILTER_RX_CMDID, + .prb_req_filter_rx_cmdid = WMI_PRB_REQ_FILTER_RX_CMDID, + .mgmt_tx_cmdid = WMI_MGMT_TX_CMDID, + .prb_tmpl_cmdid = WMI_PRB_TMPL_CMDID, + .addba_clear_resp_cmdid = WMI_ADDBA_CLEAR_RESP_CMDID, + .addba_send_cmdid = WMI_ADDBA_SEND_CMDID, + .addba_status_cmdid = WMI_ADDBA_STATUS_CMDID, + .delba_send_cmdid = WMI_DELBA_SEND_CMDID, + .addba_set_resp_cmdid = WMI_ADDBA_SET_RESP_CMDID, + .send_singleamsdu_cmdid = WMI_SEND_SINGLEAMSDU_CMDID, + .sta_powersave_mode_cmdid = WMI_STA_POWERSAVE_MODE_CMDID, + .sta_powersave_param_cmdid = WMI_STA_POWERSAVE_PARAM_CMDID, + .sta_mimo_ps_mode_cmdid = WMI_STA_MIMO_PS_MODE_CMDID, + .pdev_dfs_enable_cmdid = WMI_PDEV_DFS_ENABLE_CMDID, + .pdev_dfs_disable_cmdid = WMI_PDEV_DFS_DISABLE_CMDID, + .roam_scan_mode = WMI_ROAM_SCAN_MODE, + .roam_scan_rssi_threshold = WMI_ROAM_SCAN_RSSI_THRESHOLD, + .roam_scan_period = WMI_ROAM_SCAN_PERIOD, + .roam_scan_rssi_change_threshold = WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD, + .roam_ap_profile = WMI_ROAM_AP_PROFILE, + .ofl_scan_add_ap_profile = WMI_ROAM_AP_PROFILE, + .ofl_scan_remove_ap_profile = WMI_OFL_SCAN_REMOVE_AP_PROFILE, + .ofl_scan_period = WMI_OFL_SCAN_PERIOD, + .p2p_dev_set_device_info = WMI_P2P_DEV_SET_DEVICE_INFO, + .p2p_dev_set_discoverability = WMI_P2P_DEV_SET_DISCOVERABILITY, + .p2p_go_set_beacon_ie = WMI_P2P_GO_SET_BEACON_IE, + .p2p_go_set_probe_resp_ie = WMI_P2P_GO_SET_PROBE_RESP_IE, + .p2p_set_vendor_ie_data_cmdid = WMI_P2P_SET_VENDOR_IE_DATA_CMDID, + .ap_ps_peer_param_cmdid = WMI_AP_PS_PEER_PARAM_CMDID, + .ap_ps_peer_uapsd_coex_cmdid = WMI_AP_PS_PEER_UAPSD_COEX_CMDID, + .peer_rate_retry_sched_cmdid = WMI_PEER_RATE_RETRY_SCHED_CMDID, + .wlan_profile_trigger_cmdid = WMI_WLAN_PROFILE_TRIGGER_CMDID, + .wlan_profile_set_hist_intvl_cmdid = + WMI_WLAN_PROFILE_SET_HIST_INTVL_CMDID, + .wlan_profile_get_profile_data_cmdid = + WMI_WLAN_PROFILE_GET_PROFILE_DATA_CMDID, + .wlan_profile_enable_profile_id_cmdid = + WMI_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID, + .wlan_profile_list_profile_id_cmdid = + WMI_WLAN_PROFILE_LIST_PROFILE_ID_CMDID, + .pdev_suspend_cmdid = WMI_PDEV_SUSPEND_CMDID, + .pdev_resume_cmdid = WMI_PDEV_RESUME_CMDID, + .add_bcn_filter_cmdid = WMI_ADD_BCN_FILTER_CMDID, + .rmv_bcn_filter_cmdid = WMI_RMV_BCN_FILTER_CMDID, + .wow_add_wake_pattern_cmdid = WMI_WOW_ADD_WAKE_PATTERN_CMDID, + .wow_del_wake_pattern_cmdid = WMI_WOW_DEL_WAKE_PATTERN_CMDID, + .wow_enable_disable_wake_event_cmdid = + WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID, + .wow_enable_cmdid = WMI_WOW_ENABLE_CMDID, + .wow_hostwakeup_from_sleep_cmdid = WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID, + .rtt_measreq_cmdid = WMI_RTT_MEASREQ_CMDID, + .rtt_tsf_cmdid = WMI_RTT_TSF_CMDID, + .vdev_spectral_scan_configure_cmdid = + WMI_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID, + .vdev_spectral_scan_enable_cmdid = WMI_VDEV_SPECTRAL_SCAN_ENABLE_CMDID, + .request_stats_cmdid = WMI_REQUEST_STATS_CMDID, + .set_arp_ns_offload_cmdid = WMI_SET_ARP_NS_OFFLOAD_CMDID, + .network_list_offload_config_cmdid = + WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID, + .gtk_offload_cmdid = WMI_GTK_OFFLOAD_CMDID, + .csa_offload_enable_cmdid = WMI_CSA_OFFLOAD_ENABLE_CMDID, + .csa_offload_chanswitch_cmdid = WMI_CSA_OFFLOAD_CHANSWITCH_CMDID, + .chatter_set_mode_cmdid = WMI_CHATTER_SET_MODE_CMDID, + .peer_tid_addba_cmdid = WMI_PEER_TID_ADDBA_CMDID, + .peer_tid_delba_cmdid = WMI_PEER_TID_DELBA_CMDID, + .sta_dtim_ps_method_cmdid = WMI_STA_DTIM_PS_METHOD_CMDID, + .sta_uapsd_auto_trig_cmdid = WMI_STA_UAPSD_AUTO_TRIG_CMDID, + .sta_keepalive_cmd = WMI_STA_KEEPALIVE_CMD, + .echo_cmdid = WMI_ECHO_CMDID, + .pdev_utf_cmdid = WMI_PDEV_UTF_CMDID, + .dbglog_cfg_cmdid = WMI_DBGLOG_CFG_CMDID, + .pdev_qvit_cmdid = WMI_PDEV_QVIT_CMDID, + .pdev_ftm_intg_cmdid = WMI_PDEV_FTM_INTG_CMDID, + .vdev_set_keepalive_cmdid = WMI_VDEV_SET_KEEPALIVE_CMDID, + .vdev_get_keepalive_cmdid = WMI_VDEV_GET_KEEPALIVE_CMDID, + .force_fw_hang_cmdid = WMI_FORCE_FW_HANG_CMDID, + .gpio_config_cmdid = WMI_GPIO_CONFIG_CMDID, + .gpio_output_cmdid = WMI_GPIO_OUTPUT_CMDID, +}; + +/* 10.X WMI cmd track */ +static struct wmi_cmd_map wmi_10x_cmd_map = { + .init_cmdid = WMI_10X_INIT_CMDID, + .start_scan_cmdid = WMI_10X_START_SCAN_CMDID, + .stop_scan_cmdid = WMI_10X_STOP_SCAN_CMDID, + .scan_chan_list_cmdid = WMI_10X_SCAN_CHAN_LIST_CMDID, + .scan_sch_prio_tbl_cmdid = WMI_CMD_UNSUPPORTED, + .pdev_set_regdomain_cmdid = WMI_10X_PDEV_SET_REGDOMAIN_CMDID, + .pdev_set_channel_cmdid = WMI_10X_PDEV_SET_CHANNEL_CMDID, + .pdev_set_param_cmdid = WMI_10X_PDEV_SET_PARAM_CMDID, + .pdev_pktlog_enable_cmdid = WMI_10X_PDEV_PKTLOG_ENABLE_CMDID, + .pdev_pktlog_disable_cmdid = WMI_10X_PDEV_PKTLOG_DISABLE_CMDID, + .pdev_set_wmm_params_cmdid = WMI_10X_PDEV_SET_WMM_PARAMS_CMDID, + .pdev_set_ht_cap_ie_cmdid = WMI_10X_PDEV_SET_HT_CAP_IE_CMDID, + .pdev_set_vht_cap_ie_cmdid = WMI_10X_PDEV_SET_VHT_CAP_IE_CMDID, + .pdev_set_dscp_tid_map_cmdid = WMI_10X_PDEV_SET_DSCP_TID_MAP_CMDID, + .pdev_set_quiet_mode_cmdid = WMI_10X_PDEV_SET_QUIET_MODE_CMDID, + .pdev_green_ap_ps_enable_cmdid = WMI_10X_PDEV_GREEN_AP_PS_ENABLE_CMDID, + .pdev_get_tpc_config_cmdid = WMI_10X_PDEV_GET_TPC_CONFIG_CMDID, + .pdev_set_base_macaddr_cmdid = WMI_10X_PDEV_SET_BASE_MACADDR_CMDID, + .vdev_create_cmdid = WMI_10X_VDEV_CREATE_CMDID, + .vdev_delete_cmdid = WMI_10X_VDEV_DELETE_CMDID, + .vdev_start_request_cmdid = WMI_10X_VDEV_START_REQUEST_CMDID, + .vdev_restart_request_cmdid = WMI_10X_VDEV_RESTART_REQUEST_CMDID, + .vdev_up_cmdid = WMI_10X_VDEV_UP_CMDID, + .vdev_stop_cmdid = WMI_10X_VDEV_STOP_CMDID, + .vdev_down_cmdid = WMI_10X_VDEV_DOWN_CMDID, + .vdev_set_param_cmdid = WMI_10X_VDEV_SET_PARAM_CMDID, + .vdev_install_key_cmdid = WMI_10X_VDEV_INSTALL_KEY_CMDID, + .peer_create_cmdid = WMI_10X_PEER_CREATE_CMDID, + .peer_delete_cmdid = WMI_10X_PEER_DELETE_CMDID, + .peer_flush_tids_cmdid = WMI_10X_PEER_FLUSH_TIDS_CMDID, + .peer_set_param_cmdid = WMI_10X_PEER_SET_PARAM_CMDID, + .peer_assoc_cmdid = WMI_10X_PEER_ASSOC_CMDID, + .peer_add_wds_entry_cmdid = WMI_10X_PEER_ADD_WDS_ENTRY_CMDID, + .peer_remove_wds_entry_cmdid = WMI_10X_PEER_REMOVE_WDS_ENTRY_CMDID, + .peer_mcast_group_cmdid = WMI_10X_PEER_MCAST_GROUP_CMDID, + .bcn_tx_cmdid = WMI_10X_BCN_TX_CMDID, + .pdev_send_bcn_cmdid = WMI_10X_PDEV_SEND_BCN_CMDID, + .bcn_tmpl_cmdid = WMI_CMD_UNSUPPORTED, + .bcn_filter_rx_cmdid = WMI_10X_BCN_FILTER_RX_CMDID, + .prb_req_filter_rx_cmdid = WMI_10X_PRB_REQ_FILTER_RX_CMDID, + .mgmt_tx_cmdid = WMI_10X_MGMT_TX_CMDID, + .prb_tmpl_cmdid = WMI_CMD_UNSUPPORTED, + .addba_clear_resp_cmdid = WMI_10X_ADDBA_CLEAR_RESP_CMDID, + .addba_send_cmdid = WMI_10X_ADDBA_SEND_CMDID, + .addba_status_cmdid = WMI_10X_ADDBA_STATUS_CMDID, + .delba_send_cmdid = WMI_10X_DELBA_SEND_CMDID, + .addba_set_resp_cmdid = WMI_10X_ADDBA_SET_RESP_CMDID, + .send_singleamsdu_cmdid = WMI_10X_SEND_SINGLEAMSDU_CMDID, + .sta_powersave_mode_cmdid = WMI_10X_STA_POWERSAVE_MODE_CMDID, + .sta_powersave_param_cmdid = WMI_10X_STA_POWERSAVE_PARAM_CMDID, + .sta_mimo_ps_mode_cmdid = WMI_10X_STA_MIMO_PS_MODE_CMDID, + .pdev_dfs_enable_cmdid = WMI_10X_PDEV_DFS_ENABLE_CMDID, + .pdev_dfs_disable_cmdid = WMI_10X_PDEV_DFS_DISABLE_CMDID, + .roam_scan_mode = WMI_10X_ROAM_SCAN_MODE, + .roam_scan_rssi_threshold = WMI_10X_ROAM_SCAN_RSSI_THRESHOLD, + .roam_scan_period = WMI_10X_ROAM_SCAN_PERIOD, + .roam_scan_rssi_change_threshold = + WMI_10X_ROAM_SCAN_RSSI_CHANGE_THRESHOLD, + .roam_ap_profile = WMI_10X_ROAM_AP_PROFILE, + .ofl_scan_add_ap_profile = WMI_10X_OFL_SCAN_ADD_AP_PROFILE, + .ofl_scan_remove_ap_profile = WMI_10X_OFL_SCAN_REMOVE_AP_PROFILE, + .ofl_scan_period = WMI_10X_OFL_SCAN_PERIOD, + .p2p_dev_set_device_info = WMI_10X_P2P_DEV_SET_DEVICE_INFO, + .p2p_dev_set_discoverability = WMI_10X_P2P_DEV_SET_DISCOVERABILITY, + .p2p_go_set_beacon_ie = WMI_10X_P2P_GO_SET_BEACON_IE, + .p2p_go_set_probe_resp_ie = WMI_10X_P2P_GO_SET_PROBE_RESP_IE, + .p2p_set_vendor_ie_data_cmdid = WMI_CMD_UNSUPPORTED, + .ap_ps_peer_param_cmdid = WMI_10X_AP_PS_PEER_PARAM_CMDID, + .ap_ps_peer_uapsd_coex_cmdid = WMI_CMD_UNSUPPORTED, + .peer_rate_retry_sched_cmdid = WMI_10X_PEER_RATE_RETRY_SCHED_CMDID, + .wlan_profile_trigger_cmdid = WMI_10X_WLAN_PROFILE_TRIGGER_CMDID, + .wlan_profile_set_hist_intvl_cmdid = + WMI_10X_WLAN_PROFILE_SET_HIST_INTVL_CMDID, + .wlan_profile_get_profile_data_cmdid = + WMI_10X_WLAN_PROFILE_GET_PROFILE_DATA_CMDID, + .wlan_profile_enable_profile_id_cmdid = + WMI_10X_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID, + .wlan_profile_list_profile_id_cmdid = + WMI_10X_WLAN_PROFILE_LIST_PROFILE_ID_CMDID, + .pdev_suspend_cmdid = WMI_10X_PDEV_SUSPEND_CMDID, + .pdev_resume_cmdid = WMI_10X_PDEV_RESUME_CMDID, + .add_bcn_filter_cmdid = WMI_10X_ADD_BCN_FILTER_CMDID, + .rmv_bcn_filter_cmdid = WMI_10X_RMV_BCN_FILTER_CMDID, + .wow_add_wake_pattern_cmdid = WMI_10X_WOW_ADD_WAKE_PATTERN_CMDID, + .wow_del_wake_pattern_cmdid = WMI_10X_WOW_DEL_WAKE_PATTERN_CMDID, + .wow_enable_disable_wake_event_cmdid = + WMI_10X_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID, + .wow_enable_cmdid = WMI_10X_WOW_ENABLE_CMDID, + .wow_hostwakeup_from_sleep_cmdid = + WMI_10X_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID, + .rtt_measreq_cmdid = WMI_10X_RTT_MEASREQ_CMDID, + .rtt_tsf_cmdid = WMI_10X_RTT_TSF_CMDID, + .vdev_spectral_scan_configure_cmdid = + WMI_10X_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID, + .vdev_spectral_scan_enable_cmdid = + WMI_10X_VDEV_SPECTRAL_SCAN_ENABLE_CMDID, + .request_stats_cmdid = WMI_10X_REQUEST_STATS_CMDID, + .set_arp_ns_offload_cmdid = WMI_CMD_UNSUPPORTED, + .network_list_offload_config_cmdid = WMI_CMD_UNSUPPORTED, + .gtk_offload_cmdid = WMI_CMD_UNSUPPORTED, + .csa_offload_enable_cmdid = WMI_CMD_UNSUPPORTED, + .csa_offload_chanswitch_cmdid = WMI_CMD_UNSUPPORTED, + .chatter_set_mode_cmdid = WMI_CMD_UNSUPPORTED, + .peer_tid_addba_cmdid = WMI_CMD_UNSUPPORTED, + .peer_tid_delba_cmdid = WMI_CMD_UNSUPPORTED, + .sta_dtim_ps_method_cmdid = WMI_CMD_UNSUPPORTED, + .sta_uapsd_auto_trig_cmdid = WMI_CMD_UNSUPPORTED, + .sta_keepalive_cmd = WMI_CMD_UNSUPPORTED, + .echo_cmdid = WMI_10X_ECHO_CMDID, + .pdev_utf_cmdid = WMI_10X_PDEV_UTF_CMDID, + .dbglog_cfg_cmdid = WMI_10X_DBGLOG_CFG_CMDID, + .pdev_qvit_cmdid = WMI_10X_PDEV_QVIT_CMDID, + .pdev_ftm_intg_cmdid = WMI_CMD_UNSUPPORTED, + .vdev_set_keepalive_cmdid = WMI_CMD_UNSUPPORTED, + .vdev_get_keepalive_cmdid = WMI_CMD_UNSUPPORTED, + .force_fw_hang_cmdid = WMI_CMD_UNSUPPORTED, + .gpio_config_cmdid = WMI_10X_GPIO_CONFIG_CMDID, + .gpio_output_cmdid = WMI_10X_GPIO_OUTPUT_CMDID, +}; + +/* MAIN WMI VDEV param map */ +static struct wmi_vdev_param_map wmi_vdev_param_map = { + .rts_threshold = WMI_VDEV_PARAM_RTS_THRESHOLD, + .fragmentation_threshold = WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + .beacon_interval = WMI_VDEV_PARAM_BEACON_INTERVAL, + .listen_interval = WMI_VDEV_PARAM_LISTEN_INTERVAL, + .multicast_rate = WMI_VDEV_PARAM_MULTICAST_RATE, + .mgmt_tx_rate = WMI_VDEV_PARAM_MGMT_TX_RATE, + .slot_time = WMI_VDEV_PARAM_SLOT_TIME, + .preamble = WMI_VDEV_PARAM_PREAMBLE, + .swba_time = WMI_VDEV_PARAM_SWBA_TIME, + .wmi_vdev_stats_update_period = WMI_VDEV_STATS_UPDATE_PERIOD, + .wmi_vdev_pwrsave_ageout_time = WMI_VDEV_PWRSAVE_AGEOUT_TIME, + .wmi_vdev_host_swba_interval = WMI_VDEV_HOST_SWBA_INTERVAL, + .dtim_period = WMI_VDEV_PARAM_DTIM_PERIOD, + .wmi_vdev_oc_scheduler_air_time_limit = + WMI_VDEV_OC_SCHEDULER_AIR_TIME_LIMIT, + .wds = WMI_VDEV_PARAM_WDS, + .atim_window = WMI_VDEV_PARAM_ATIM_WINDOW, + .bmiss_count_max = WMI_VDEV_PARAM_BMISS_COUNT_MAX, + .bmiss_first_bcnt = WMI_VDEV_PARAM_BMISS_FIRST_BCNT, + .bmiss_final_bcnt = WMI_VDEV_PARAM_BMISS_FINAL_BCNT, + .feature_wmm = WMI_VDEV_PARAM_FEATURE_WMM, + .chwidth = WMI_VDEV_PARAM_CHWIDTH, + .chextoffset = WMI_VDEV_PARAM_CHEXTOFFSET, + .disable_htprotection = WMI_VDEV_PARAM_DISABLE_HTPROTECTION, + .sta_quickkickout = WMI_VDEV_PARAM_STA_QUICKKICKOUT, + .mgmt_rate = WMI_VDEV_PARAM_MGMT_RATE, + .protection_mode = WMI_VDEV_PARAM_PROTECTION_MODE, + .fixed_rate = WMI_VDEV_PARAM_FIXED_RATE, + .sgi = WMI_VDEV_PARAM_SGI, + .ldpc = WMI_VDEV_PARAM_LDPC, + .tx_stbc = WMI_VDEV_PARAM_TX_STBC, + .rx_stbc = WMI_VDEV_PARAM_RX_STBC, + .intra_bss_fwd = WMI_VDEV_PARAM_INTRA_BSS_FWD, + .def_keyid = WMI_VDEV_PARAM_DEF_KEYID, + .nss = WMI_VDEV_PARAM_NSS, + .bcast_data_rate = WMI_VDEV_PARAM_BCAST_DATA_RATE, + .mcast_data_rate = WMI_VDEV_PARAM_MCAST_DATA_RATE, + .mcast_indicate = WMI_VDEV_PARAM_MCAST_INDICATE, + .dhcp_indicate = WMI_VDEV_PARAM_DHCP_INDICATE, + .unknown_dest_indicate = WMI_VDEV_PARAM_UNKNOWN_DEST_INDICATE, + .ap_keepalive_min_idle_inactive_time_secs = + WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS, + .ap_keepalive_max_idle_inactive_time_secs = + WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS, + .ap_keepalive_max_unresponsive_time_secs = + WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS, + .ap_enable_nawds = WMI_VDEV_PARAM_AP_ENABLE_NAWDS, + .mcast2ucast_set = WMI_VDEV_PARAM_UNSUPPORTED, + .enable_rtscts = WMI_VDEV_PARAM_ENABLE_RTSCTS, + .txbf = WMI_VDEV_PARAM_TXBF, + .packet_powersave = WMI_VDEV_PARAM_PACKET_POWERSAVE, + .drop_unencry = WMI_VDEV_PARAM_DROP_UNENCRY, + .tx_encap_type = WMI_VDEV_PARAM_TX_ENCAP_TYPE, + .ap_detect_out_of_sync_sleeping_sta_time_secs = + WMI_VDEV_PARAM_UNSUPPORTED, +}; + +/* 10.X WMI VDEV param map */ +static struct wmi_vdev_param_map wmi_10x_vdev_param_map = { + .rts_threshold = WMI_10X_VDEV_PARAM_RTS_THRESHOLD, + .fragmentation_threshold = WMI_10X_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + .beacon_interval = WMI_10X_VDEV_PARAM_BEACON_INTERVAL, + .listen_interval = WMI_10X_VDEV_PARAM_LISTEN_INTERVAL, + .multicast_rate = WMI_10X_VDEV_PARAM_MULTICAST_RATE, + .mgmt_tx_rate = WMI_10X_VDEV_PARAM_MGMT_TX_RATE, + .slot_time = WMI_10X_VDEV_PARAM_SLOT_TIME, + .preamble = WMI_10X_VDEV_PARAM_PREAMBLE, + .swba_time = WMI_10X_VDEV_PARAM_SWBA_TIME, + .wmi_vdev_stats_update_period = WMI_10X_VDEV_STATS_UPDATE_PERIOD, + .wmi_vdev_pwrsave_ageout_time = WMI_10X_VDEV_PWRSAVE_AGEOUT_TIME, + .wmi_vdev_host_swba_interval = WMI_10X_VDEV_HOST_SWBA_INTERVAL, + .dtim_period = WMI_10X_VDEV_PARAM_DTIM_PERIOD, + .wmi_vdev_oc_scheduler_air_time_limit = + WMI_10X_VDEV_OC_SCHEDULER_AIR_TIME_LIMIT, + .wds = WMI_10X_VDEV_PARAM_WDS, + .atim_window = WMI_10X_VDEV_PARAM_ATIM_WINDOW, + .bmiss_count_max = WMI_10X_VDEV_PARAM_BMISS_COUNT_MAX, + .bmiss_first_bcnt = WMI_VDEV_PARAM_UNSUPPORTED, + .bmiss_final_bcnt = WMI_VDEV_PARAM_UNSUPPORTED, + .feature_wmm = WMI_10X_VDEV_PARAM_FEATURE_WMM, + .chwidth = WMI_10X_VDEV_PARAM_CHWIDTH, + .chextoffset = WMI_10X_VDEV_PARAM_CHEXTOFFSET, + .disable_htprotection = WMI_10X_VDEV_PARAM_DISABLE_HTPROTECTION, + .sta_quickkickout = WMI_10X_VDEV_PARAM_STA_QUICKKICKOUT, + .mgmt_rate = WMI_10X_VDEV_PARAM_MGMT_RATE, + .protection_mode = WMI_10X_VDEV_PARAM_PROTECTION_MODE, + .fixed_rate = WMI_10X_VDEV_PARAM_FIXED_RATE, + .sgi = WMI_10X_VDEV_PARAM_SGI, + .ldpc = WMI_10X_VDEV_PARAM_LDPC, + .tx_stbc = WMI_10X_VDEV_PARAM_TX_STBC, + .rx_stbc = WMI_10X_VDEV_PARAM_RX_STBC, + .intra_bss_fwd = WMI_10X_VDEV_PARAM_INTRA_BSS_FWD, + .def_keyid = WMI_10X_VDEV_PARAM_DEF_KEYID, + .nss = WMI_10X_VDEV_PARAM_NSS, + .bcast_data_rate = WMI_10X_VDEV_PARAM_BCAST_DATA_RATE, + .mcast_data_rate = WMI_10X_VDEV_PARAM_MCAST_DATA_RATE, + .mcast_indicate = WMI_10X_VDEV_PARAM_MCAST_INDICATE, + .dhcp_indicate = WMI_10X_VDEV_PARAM_DHCP_INDICATE, + .unknown_dest_indicate = WMI_10X_VDEV_PARAM_UNKNOWN_DEST_INDICATE, + .ap_keepalive_min_idle_inactive_time_secs = + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS, + .ap_keepalive_max_idle_inactive_time_secs = + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS, + .ap_keepalive_max_unresponsive_time_secs = + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS, + .ap_enable_nawds = WMI_10X_VDEV_PARAM_AP_ENABLE_NAWDS, + .mcast2ucast_set = WMI_10X_VDEV_PARAM_MCAST2UCAST_SET, + .enable_rtscts = WMI_10X_VDEV_PARAM_ENABLE_RTSCTS, + .txbf = WMI_VDEV_PARAM_UNSUPPORTED, + .packet_powersave = WMI_VDEV_PARAM_UNSUPPORTED, + .drop_unencry = WMI_VDEV_PARAM_UNSUPPORTED, + .tx_encap_type = WMI_VDEV_PARAM_UNSUPPORTED, + .ap_detect_out_of_sync_sleeping_sta_time_secs = + WMI_10X_VDEV_PARAM_AP_DETECT_OUT_OF_SYNC_SLEEPING_STA_TIME_SECS, +}; + +static struct wmi_pdev_param_map wmi_pdev_param_map = { + .tx_chain_mask = WMI_PDEV_PARAM_TX_CHAIN_MASK, + .rx_chain_mask = WMI_PDEV_PARAM_RX_CHAIN_MASK, + .txpower_limit2g = WMI_PDEV_PARAM_TXPOWER_LIMIT2G, + .txpower_limit5g = WMI_PDEV_PARAM_TXPOWER_LIMIT5G, + .txpower_scale = WMI_PDEV_PARAM_TXPOWER_SCALE, + .beacon_gen_mode = WMI_PDEV_PARAM_BEACON_GEN_MODE, + .beacon_tx_mode = WMI_PDEV_PARAM_BEACON_TX_MODE, + .resmgr_offchan_mode = WMI_PDEV_PARAM_RESMGR_OFFCHAN_MODE, + .protection_mode = WMI_PDEV_PARAM_PROTECTION_MODE, + .dynamic_bw = WMI_PDEV_PARAM_DYNAMIC_BW, + .non_agg_sw_retry_th = WMI_PDEV_PARAM_NON_AGG_SW_RETRY_TH, + .agg_sw_retry_th = WMI_PDEV_PARAM_AGG_SW_RETRY_TH, + .sta_kickout_th = WMI_PDEV_PARAM_STA_KICKOUT_TH, + .ac_aggrsize_scaling = WMI_PDEV_PARAM_AC_AGGRSIZE_SCALING, + .ltr_enable = WMI_PDEV_PARAM_LTR_ENABLE, + .ltr_ac_latency_be = WMI_PDEV_PARAM_LTR_AC_LATENCY_BE, + .ltr_ac_latency_bk = WMI_PDEV_PARAM_LTR_AC_LATENCY_BK, + .ltr_ac_latency_vi = WMI_PDEV_PARAM_LTR_AC_LATENCY_VI, + .ltr_ac_latency_vo = WMI_PDEV_PARAM_LTR_AC_LATENCY_VO, + .ltr_ac_latency_timeout = WMI_PDEV_PARAM_LTR_AC_LATENCY_TIMEOUT, + .ltr_sleep_override = WMI_PDEV_PARAM_LTR_SLEEP_OVERRIDE, + .ltr_rx_override = WMI_PDEV_PARAM_LTR_RX_OVERRIDE, + .ltr_tx_activity_timeout = WMI_PDEV_PARAM_LTR_TX_ACTIVITY_TIMEOUT, + .l1ss_enable = WMI_PDEV_PARAM_L1SS_ENABLE, + .dsleep_enable = WMI_PDEV_PARAM_DSLEEP_ENABLE, + .pcielp_txbuf_flush = WMI_PDEV_PARAM_PCIELP_TXBUF_FLUSH, + .pcielp_txbuf_watermark = WMI_PDEV_PARAM_PCIELP_TXBUF_TMO_EN, + .pcielp_txbuf_tmo_en = WMI_PDEV_PARAM_PCIELP_TXBUF_TMO_EN, + .pcielp_txbuf_tmo_value = WMI_PDEV_PARAM_PCIELP_TXBUF_TMO_VALUE, + .pdev_stats_update_period = WMI_PDEV_PARAM_PDEV_STATS_UPDATE_PERIOD, + .vdev_stats_update_period = WMI_PDEV_PARAM_VDEV_STATS_UPDATE_PERIOD, + .peer_stats_update_period = WMI_PDEV_PARAM_PEER_STATS_UPDATE_PERIOD, + .bcnflt_stats_update_period = WMI_PDEV_PARAM_BCNFLT_STATS_UPDATE_PERIOD, + .pmf_qos = WMI_PDEV_PARAM_PMF_QOS, + .arp_ac_override = WMI_PDEV_PARAM_ARP_AC_OVERRIDE, + .dcs = WMI_PDEV_PARAM_DCS, + .ani_enable = WMI_PDEV_PARAM_ANI_ENABLE, + .ani_poll_period = WMI_PDEV_PARAM_ANI_POLL_PERIOD, + .ani_listen_period = WMI_PDEV_PARAM_ANI_LISTEN_PERIOD, + .ani_ofdm_level = WMI_PDEV_PARAM_ANI_OFDM_LEVEL, + .ani_cck_level = WMI_PDEV_PARAM_ANI_CCK_LEVEL, + .dyntxchain = WMI_PDEV_PARAM_DYNTXCHAIN, + .proxy_sta = WMI_PDEV_PARAM_PROXY_STA, + .idle_ps_config = WMI_PDEV_PARAM_IDLE_PS_CONFIG, + .power_gating_sleep = WMI_PDEV_PARAM_POWER_GATING_SLEEP, + .fast_channel_reset = WMI_PDEV_PARAM_UNSUPPORTED, + .burst_dur = WMI_PDEV_PARAM_UNSUPPORTED, + .burst_enable = WMI_PDEV_PARAM_UNSUPPORTED, +}; + +static struct wmi_pdev_param_map wmi_10x_pdev_param_map = { + .tx_chain_mask = WMI_10X_PDEV_PARAM_TX_CHAIN_MASK, + .rx_chain_mask = WMI_10X_PDEV_PARAM_RX_CHAIN_MASK, + .txpower_limit2g = WMI_10X_PDEV_PARAM_TXPOWER_LIMIT2G, + .txpower_limit5g = WMI_10X_PDEV_PARAM_TXPOWER_LIMIT5G, + .txpower_scale = WMI_10X_PDEV_PARAM_TXPOWER_SCALE, + .beacon_gen_mode = WMI_10X_PDEV_PARAM_BEACON_GEN_MODE, + .beacon_tx_mode = WMI_10X_PDEV_PARAM_BEACON_TX_MODE, + .resmgr_offchan_mode = WMI_10X_PDEV_PARAM_RESMGR_OFFCHAN_MODE, + .protection_mode = WMI_10X_PDEV_PARAM_PROTECTION_MODE, + .dynamic_bw = WMI_10X_PDEV_PARAM_DYNAMIC_BW, + .non_agg_sw_retry_th = WMI_10X_PDEV_PARAM_NON_AGG_SW_RETRY_TH, + .agg_sw_retry_th = WMI_10X_PDEV_PARAM_AGG_SW_RETRY_TH, + .sta_kickout_th = WMI_10X_PDEV_PARAM_STA_KICKOUT_TH, + .ac_aggrsize_scaling = WMI_10X_PDEV_PARAM_AC_AGGRSIZE_SCALING, + .ltr_enable = WMI_10X_PDEV_PARAM_LTR_ENABLE, + .ltr_ac_latency_be = WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_BE, + .ltr_ac_latency_bk = WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_BK, + .ltr_ac_latency_vi = WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_VI, + .ltr_ac_latency_vo = WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_VO, + .ltr_ac_latency_timeout = WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_TIMEOUT, + .ltr_sleep_override = WMI_10X_PDEV_PARAM_LTR_SLEEP_OVERRIDE, + .ltr_rx_override = WMI_10X_PDEV_PARAM_LTR_RX_OVERRIDE, + .ltr_tx_activity_timeout = WMI_10X_PDEV_PARAM_LTR_TX_ACTIVITY_TIMEOUT, + .l1ss_enable = WMI_10X_PDEV_PARAM_L1SS_ENABLE, + .dsleep_enable = WMI_10X_PDEV_PARAM_DSLEEP_ENABLE, + .pcielp_txbuf_flush = WMI_PDEV_PARAM_UNSUPPORTED, + .pcielp_txbuf_watermark = WMI_PDEV_PARAM_UNSUPPORTED, + .pcielp_txbuf_tmo_en = WMI_PDEV_PARAM_UNSUPPORTED, + .pcielp_txbuf_tmo_value = WMI_PDEV_PARAM_UNSUPPORTED, + .pdev_stats_update_period = WMI_10X_PDEV_PARAM_PDEV_STATS_UPDATE_PERIOD, + .vdev_stats_update_period = WMI_10X_PDEV_PARAM_VDEV_STATS_UPDATE_PERIOD, + .peer_stats_update_period = WMI_10X_PDEV_PARAM_PEER_STATS_UPDATE_PERIOD, + .bcnflt_stats_update_period = + WMI_10X_PDEV_PARAM_BCNFLT_STATS_UPDATE_PERIOD, + .pmf_qos = WMI_10X_PDEV_PARAM_PMF_QOS, + .arp_ac_override = WMI_10X_PDEV_PARAM_ARPDHCP_AC_OVERRIDE, + .dcs = WMI_10X_PDEV_PARAM_DCS, + .ani_enable = WMI_10X_PDEV_PARAM_ANI_ENABLE, + .ani_poll_period = WMI_10X_PDEV_PARAM_ANI_POLL_PERIOD, + .ani_listen_period = WMI_10X_PDEV_PARAM_ANI_LISTEN_PERIOD, + .ani_ofdm_level = WMI_10X_PDEV_PARAM_ANI_OFDM_LEVEL, + .ani_cck_level = WMI_10X_PDEV_PARAM_ANI_CCK_LEVEL, + .dyntxchain = WMI_10X_PDEV_PARAM_DYNTXCHAIN, + .proxy_sta = WMI_PDEV_PARAM_UNSUPPORTED, + .idle_ps_config = WMI_PDEV_PARAM_UNSUPPORTED, + .power_gating_sleep = WMI_PDEV_PARAM_UNSUPPORTED, + .fast_channel_reset = WMI_10X_PDEV_PARAM_FAST_CHANNEL_RESET, + .burst_dur = WMI_10X_PDEV_PARAM_BURST_DUR, + .burst_enable = WMI_10X_PDEV_PARAM_BURST_ENABLE, +}; + +int ath10k_wmi_wait_for_service_ready(struct ath10k *ar) +{ + int ret; + ret = wait_for_completion_timeout(&ar->wmi.service_ready, + WMI_SERVICE_READY_TIMEOUT_HZ); + return ret; +} + +int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar) +{ + int ret; + ret = wait_for_completion_timeout(&ar->wmi.unified_ready, + WMI_UNIFIED_READY_TIMEOUT_HZ); + return ret; +} + +static struct sk_buff *ath10k_wmi_alloc_skb(u32 len) +{ + struct sk_buff *skb; + u32 round_len = roundup(len, 4); + + skb = ath10k_htc_alloc_skb(WMI_SKB_HEADROOM + round_len); + if (!skb) + return NULL; + + skb_reserve(skb, WMI_SKB_HEADROOM); + if (!IS_ALIGNED((unsigned long)skb->data, 4)) + ath10k_warn("Unaligned WMI skb\n"); + + skb_put(skb, round_len); + memset(skb->data, 0, round_len); + + return skb; +} + +static void ath10k_wmi_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb) +{ + dev_kfree_skb(skb); +} + +static int ath10k_wmi_cmd_send_nowait(struct ath10k *ar, struct sk_buff *skb, + u32 cmd_id) +{ + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); + struct wmi_cmd_hdr *cmd_hdr; + int ret; + u32 cmd = 0; + + if (skb_push(skb, sizeof(struct wmi_cmd_hdr)) == NULL) + return -ENOMEM; + + cmd |= SM(cmd_id, WMI_CMD_HDR_CMD_ID); + + cmd_hdr = (struct wmi_cmd_hdr *)skb->data; + cmd_hdr->cmd_id = __cpu_to_le32(cmd); + + memset(skb_cb, 0, sizeof(*skb_cb)); + ret = ath10k_htc_send(&ar->htc, ar->wmi.eid, skb); + trace_ath10k_wmi_cmd(cmd_id, skb->data, skb->len, ret); + + if (ret) + goto err_pull; + + return 0; + +err_pull: + skb_pull(skb, sizeof(struct wmi_cmd_hdr)); + return ret; +} + +static void ath10k_wmi_tx_beacon_nowait(struct ath10k_vif *arvif) +{ + int ret; + + lockdep_assert_held(&arvif->ar->data_lock); + + if (arvif->beacon == NULL) + return; + + if (arvif->beacon_sent) + return; + + ret = ath10k_wmi_beacon_send_ref_nowait(arvif); + if (ret) + return; + + /* We need to retain the arvif->beacon reference for DMA unmapping and + * freeing the skbuff later. */ + arvif->beacon_sent = true; +} + +static void ath10k_wmi_tx_beacons_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + ath10k_wmi_tx_beacon_nowait(arvif); +} + +static void ath10k_wmi_tx_beacons_nowait(struct ath10k *ar) +{ + spin_lock_bh(&ar->data_lock); + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_wmi_tx_beacons_iter, + NULL); + spin_unlock_bh(&ar->data_lock); +} + +static void ath10k_wmi_op_ep_tx_credits(struct ath10k *ar) +{ + /* try to send pending beacons first. they take priority */ + ath10k_wmi_tx_beacons_nowait(ar); + + wake_up(&ar->wmi.tx_credits_wq); +} + +static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, + u32 cmd_id) +{ + int ret = -EOPNOTSUPP; + + might_sleep(); + + if (cmd_id == WMI_CMD_UNSUPPORTED) { + ath10k_warn("wmi command %d is not supported by firmware\n", + cmd_id); + return ret; + } + + wait_event_timeout(ar->wmi.tx_credits_wq, ({ + /* try to send pending beacons first. they take priority */ + ath10k_wmi_tx_beacons_nowait(ar); + + ret = ath10k_wmi_cmd_send_nowait(ar, skb, cmd_id); + (ret != -EAGAIN); + }), 3*HZ); + + if (ret) + dev_kfree_skb_any(skb); + + return ret; +} + +int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb) +{ + int ret = 0; + struct wmi_mgmt_tx_cmd *cmd; + struct ieee80211_hdr *hdr; + struct sk_buff *wmi_skb; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + int len; + u32 buf_len = skb->len; + u16 fc; + + hdr = (struct ieee80211_hdr *)skb->data; + fc = le16_to_cpu(hdr->frame_control); + + if (WARN_ON_ONCE(!ieee80211_is_mgmt(hdr->frame_control))) + return -EINVAL; + + len = sizeof(cmd->hdr) + skb->len; + + if ((ieee80211_is_action(hdr->frame_control) || + ieee80211_is_deauth(hdr->frame_control) || + ieee80211_is_disassoc(hdr->frame_control)) && + ieee80211_has_protected(hdr->frame_control)) { + len += IEEE80211_CCMP_MIC_LEN; + buf_len += IEEE80211_CCMP_MIC_LEN; + } + + len = round_up(len, 4); + + wmi_skb = ath10k_wmi_alloc_skb(len); + if (!wmi_skb) + return -ENOMEM; + + cmd = (struct wmi_mgmt_tx_cmd *)wmi_skb->data; + + cmd->hdr.vdev_id = __cpu_to_le32(ATH10K_SKB_CB(skb)->vdev_id); + cmd->hdr.tx_rate = 0; + cmd->hdr.tx_power = 0; + cmd->hdr.buf_len = __cpu_to_le32(buf_len); + + memcpy(cmd->hdr.peer_macaddr.addr, ieee80211_get_DA(hdr), ETH_ALEN); + memcpy(cmd->buf, skb->data, skb->len); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi mgmt tx skb %p len %d ftype %02x stype %02x\n", + wmi_skb, wmi_skb->len, fc & IEEE80211_FCTL_FTYPE, + fc & IEEE80211_FCTL_STYPE); + + /* Send the management frame buffer to the target */ + ret = ath10k_wmi_cmd_send(ar, wmi_skb, ar->wmi.cmd->mgmt_tx_cmdid); + if (ret) + return ret; + + /* TODO: report tx status to mac80211 - temporary just ACK */ + info->flags |= IEEE80211_TX_STAT_ACK; + ieee80211_tx_status_irqsafe(ar->hw, skb); + + return ret; +} + +static int ath10k_wmi_event_scan(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_scan_event *event = (struct wmi_scan_event *)skb->data; + enum wmi_scan_event_type event_type; + enum wmi_scan_completion_reason reason; + u32 freq; + u32 req_id; + u32 scan_id; + u32 vdev_id; + + event_type = __le32_to_cpu(event->event_type); + reason = __le32_to_cpu(event->reason); + freq = __le32_to_cpu(event->channel_freq); + req_id = __le32_to_cpu(event->scan_req_id); + scan_id = __le32_to_cpu(event->scan_id); + vdev_id = __le32_to_cpu(event->vdev_id); + + ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENTID\n"); + ath10k_dbg(ATH10K_DBG_WMI, + "scan event type %d reason %d freq %d req_id %d " + "scan_id %d vdev_id %d\n", + event_type, reason, freq, req_id, scan_id, vdev_id); + + spin_lock_bh(&ar->data_lock); + + switch (event_type) { + case WMI_SCAN_EVENT_STARTED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_STARTED\n"); + if (ar->scan.in_progress && ar->scan.is_roc) + ieee80211_ready_on_channel(ar->hw); + + complete(&ar->scan.started); + break; + case WMI_SCAN_EVENT_COMPLETED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_COMPLETED\n"); + switch (reason) { + case WMI_SCAN_REASON_COMPLETED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_COMPLETED\n"); + break; + case WMI_SCAN_REASON_CANCELLED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_CANCELED\n"); + break; + case WMI_SCAN_REASON_PREEMPTED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_PREEMPTED\n"); + break; + case WMI_SCAN_REASON_TIMEDOUT: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_TIMEDOUT\n"); + break; + default: + break; + } + + ar->scan_channel = NULL; + if (!ar->scan.in_progress) { + ath10k_warn("no scan requested, ignoring\n"); + break; + } + + if (ar->scan.is_roc) { + ath10k_offchan_tx_purge(ar); + + if (!ar->scan.aborting) + ieee80211_remain_on_channel_expired(ar->hw); + } else { + ieee80211_scan_completed(ar->hw, ar->scan.aborting); + } + + del_timer(&ar->scan.timeout); + complete_all(&ar->scan.completed); + ar->scan.in_progress = false; + break; + case WMI_SCAN_EVENT_BSS_CHANNEL: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_BSS_CHANNEL\n"); + ar->scan_channel = NULL; + break; + case WMI_SCAN_EVENT_FOREIGN_CHANNEL: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_FOREIGN_CHANNEL\n"); + ar->scan_channel = ieee80211_get_channel(ar->hw->wiphy, freq); + if (ar->scan.in_progress && ar->scan.is_roc && + ar->scan.roc_freq == freq) { + complete(&ar->scan.on_channel); + } + break; + case WMI_SCAN_EVENT_DEQUEUED: + ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_DEQUEUED\n"); + break; + case WMI_SCAN_EVENT_PREEMPTED: + ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENT_PREEMPTED\n"); + break; + case WMI_SCAN_EVENT_START_FAILED: + ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENT_START_FAILED\n"); + break; + default: + break; + } + + spin_unlock_bh(&ar->data_lock); + return 0; +} + +static inline enum ieee80211_band phy_mode_to_band(u32 phy_mode) +{ + enum ieee80211_band band; + + switch (phy_mode) { + case MODE_11A: + case MODE_11NA_HT20: + case MODE_11NA_HT40: + case MODE_11AC_VHT20: + case MODE_11AC_VHT40: + case MODE_11AC_VHT80: + band = IEEE80211_BAND_5GHZ; + break; + case MODE_11G: + case MODE_11B: + case MODE_11GONLY: + case MODE_11NG_HT20: + case MODE_11NG_HT40: + case MODE_11AC_VHT20_2G: + case MODE_11AC_VHT40_2G: + case MODE_11AC_VHT80_2G: + default: + band = IEEE80211_BAND_2GHZ; + } + + return band; +} + +static inline u8 get_rate_idx(u32 rate, enum ieee80211_band band) +{ + u8 rate_idx = 0; + + /* rate in Kbps */ + switch (rate) { + case 1000: + rate_idx = 0; + break; + case 2000: + rate_idx = 1; + break; + case 5500: + rate_idx = 2; + break; + case 11000: + rate_idx = 3; + break; + case 6000: + rate_idx = 4; + break; + case 9000: + rate_idx = 5; + break; + case 12000: + rate_idx = 6; + break; + case 18000: + rate_idx = 7; + break; + case 24000: + rate_idx = 8; + break; + case 36000: + rate_idx = 9; + break; + case 48000: + rate_idx = 10; + break; + case 54000: + rate_idx = 11; + break; + default: + break; + } + + if (band == IEEE80211_BAND_5GHZ) { + if (rate_idx > 3) + /* Omit CCK rates */ + rate_idx -= 4; + else + rate_idx = 0; + } + + return rate_idx; +} + +static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_mgmt_rx_event_v1 *ev_v1; + struct wmi_mgmt_rx_event_v2 *ev_v2; + struct wmi_mgmt_rx_hdr_v1 *ev_hdr; + struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); + struct ieee80211_channel *ch; + struct ieee80211_hdr *hdr; + u32 rx_status; + u32 channel; + u32 phy_mode; + u32 snr; + u32 rate; + u32 buf_len; + u16 fc; + int pull_len; + + if (test_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features)) { + ev_v2 = (struct wmi_mgmt_rx_event_v2 *)skb->data; + ev_hdr = &ev_v2->hdr.v1; + pull_len = sizeof(*ev_v2); + } else { + ev_v1 = (struct wmi_mgmt_rx_event_v1 *)skb->data; + ev_hdr = &ev_v1->hdr; + pull_len = sizeof(*ev_v1); + } + + channel = __le32_to_cpu(ev_hdr->channel); + buf_len = __le32_to_cpu(ev_hdr->buf_len); + rx_status = __le32_to_cpu(ev_hdr->status); + snr = __le32_to_cpu(ev_hdr->snr); + phy_mode = __le32_to_cpu(ev_hdr->phy_mode); + rate = __le32_to_cpu(ev_hdr->rate); + + memset(status, 0, sizeof(*status)); + + ath10k_dbg(ATH10K_DBG_MGMT, + "event mgmt rx status %08x\n", rx_status); + + if (test_bit(ATH10K_CAC_RUNNING, &ar->dev_flags)) { + dev_kfree_skb(skb); + return 0; + } + + if (rx_status & WMI_RX_STATUS_ERR_DECRYPT) { + dev_kfree_skb(skb); + return 0; + } + + if (rx_status & WMI_RX_STATUS_ERR_KEY_CACHE_MISS) { + dev_kfree_skb(skb); + return 0; + } + + if (rx_status & WMI_RX_STATUS_ERR_CRC) + status->flag |= RX_FLAG_FAILED_FCS_CRC; + if (rx_status & WMI_RX_STATUS_ERR_MIC) + status->flag |= RX_FLAG_MMIC_ERROR; + + /* HW can Rx CCK rates on 5GHz. In that case phy_mode is set to + * MODE_11B. This means phy_mode is not a reliable source for the band + * of mgmt rx. */ + + ch = ar->scan_channel; + if (!ch) + ch = ar->rx_channel; + + if (ch) { + status->band = ch->band; + + if (phy_mode == MODE_11B && + status->band == IEEE80211_BAND_5GHZ) + ath10k_dbg(ATH10K_DBG_MGMT, "wmi mgmt rx 11b (CCK) on 5GHz\n"); + } else { + ath10k_warn("using (unreliable) phy_mode to extract band for mgmt rx\n"); + status->band = phy_mode_to_band(phy_mode); + } + + status->freq = ieee80211_channel_to_frequency(channel, status->band); + status->signal = snr + ATH10K_DEFAULT_NOISE_FLOOR; + status->rate_idx = get_rate_idx(rate, status->band); + + skb_pull(skb, pull_len); + + hdr = (struct ieee80211_hdr *)skb->data; + fc = le16_to_cpu(hdr->frame_control); + + /* FW delivers WEP Shared Auth frame with Protected Bit set and + * encrypted payload. However in case of PMF it delivers decrypted + * frames with Protected Bit set. */ + if (ieee80211_has_protected(hdr->frame_control) && + !ieee80211_is_auth(hdr->frame_control)) { + status->flag |= RX_FLAG_DECRYPTED; + + if (!ieee80211_is_action(hdr->frame_control) && + !ieee80211_is_deauth(hdr->frame_control) && + !ieee80211_is_disassoc(hdr->frame_control)) { + status->flag |= RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED; + hdr->frame_control = __cpu_to_le16(fc & + ~IEEE80211_FCTL_PROTECTED); + } + } + + ath10k_dbg(ATH10K_DBG_MGMT, + "event mgmt rx skb %p len %d ftype %02x stype %02x\n", + skb, skb->len, + fc & IEEE80211_FCTL_FTYPE, fc & IEEE80211_FCTL_STYPE); + + ath10k_dbg(ATH10K_DBG_MGMT, + "event mgmt rx freq %d band %d snr %d, rate_idx %d\n", + status->freq, status->band, status->signal, + status->rate_idx); + + /* + * packets from HTC come aligned to 4byte boundaries + * because they can originally come in along with a trailer + */ + skb_trim(skb, buf_len); + + ieee80211_rx(ar->hw, skb); + return 0; +} + +static int freq_to_idx(struct ath10k *ar, int freq) +{ + struct ieee80211_supported_band *sband; + int band, ch, idx = 0; + + for (band = IEEE80211_BAND_2GHZ; band < IEEE80211_NUM_BANDS; band++) { + sband = ar->hw->wiphy->bands[band]; + if (!sband) + continue; + + for (ch = 0; ch < sband->n_channels; ch++, idx++) + if (sband->channels[ch].center_freq == freq) + goto exit; + } + +exit: + return idx; +} + +static void ath10k_wmi_event_chan_info(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_chan_info_event *ev; + struct survey_info *survey; + u32 err_code, freq, cmd_flags, noise_floor, rx_clear_count, cycle_count; + int idx; + + ev = (struct wmi_chan_info_event *)skb->data; + + err_code = __le32_to_cpu(ev->err_code); + freq = __le32_to_cpu(ev->freq); + cmd_flags = __le32_to_cpu(ev->cmd_flags); + noise_floor = __le32_to_cpu(ev->noise_floor); + rx_clear_count = __le32_to_cpu(ev->rx_clear_count); + cycle_count = __le32_to_cpu(ev->cycle_count); + + ath10k_dbg(ATH10K_DBG_WMI, + "chan info err_code %d freq %d cmd_flags %d noise_floor %d rx_clear_count %d cycle_count %d\n", + err_code, freq, cmd_flags, noise_floor, rx_clear_count, + cycle_count); + + spin_lock_bh(&ar->data_lock); + + if (!ar->scan.in_progress) { + ath10k_warn("chan info event without a scan request?\n"); + goto exit; + } + + idx = freq_to_idx(ar, freq); + if (idx >= ARRAY_SIZE(ar->survey)) { + ath10k_warn("chan info: invalid frequency %d (idx %d out of bounds)\n", + freq, idx); + goto exit; + } + + if (cmd_flags & WMI_CHAN_INFO_FLAG_COMPLETE) { + /* During scanning chan info is reported twice for each + * visited channel. The reported cycle count is global + * and per-channel cycle count must be calculated */ + + cycle_count -= ar->survey_last_cycle_count; + rx_clear_count -= ar->survey_last_rx_clear_count; + + survey = &ar->survey[idx]; + survey->channel_time = WMI_CHAN_INFO_MSEC(cycle_count); + survey->channel_time_rx = WMI_CHAN_INFO_MSEC(rx_clear_count); + survey->noise = noise_floor; + survey->filled = SURVEY_INFO_CHANNEL_TIME | + SURVEY_INFO_CHANNEL_TIME_RX | + SURVEY_INFO_NOISE_DBM; + } + + ar->survey_last_rx_clear_count = rx_clear_count; + ar->survey_last_cycle_count = cycle_count; + +exit: + spin_unlock_bh(&ar->data_lock); +} + +static void ath10k_wmi_event_echo(struct ath10k *ar, struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_ECHO_EVENTID\n"); +} + +static int ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug mesg len %d\n", + skb->len); + + trace_ath10k_wmi_dbglog(skb->data, skb->len); + + return 0; +} + +static void ath10k_wmi_event_update_stats(struct ath10k *ar, + struct sk_buff *skb) +{ + struct wmi_stats_event *ev = (struct wmi_stats_event *)skb->data; + + ath10k_dbg(ATH10K_DBG_WMI, "WMI_UPDATE_STATS_EVENTID\n"); + + ath10k_debug_read_target_stats(ar, ev); +} + +static void ath10k_wmi_event_vdev_start_resp(struct ath10k *ar, + struct sk_buff *skb) +{ + struct wmi_vdev_start_response_event *ev; + + ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_START_RESP_EVENTID\n"); + + ev = (struct wmi_vdev_start_response_event *)skb->data; + + if (WARN_ON(__le32_to_cpu(ev->status))) + return; + + complete(&ar->vdev_setup_done); +} + +static void ath10k_wmi_event_vdev_stopped(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_STOPPED_EVENTID\n"); + complete(&ar->vdev_setup_done); +} + +static void ath10k_wmi_event_peer_sta_kickout(struct ath10k *ar, + struct sk_buff *skb) +{ + struct wmi_peer_sta_kickout_event *ev; + struct ieee80211_sta *sta; + + ev = (struct wmi_peer_sta_kickout_event *)skb->data; + + ath10k_dbg(ATH10K_DBG_WMI, "wmi event peer sta kickout %pM\n", + ev->peer_macaddr.addr); + + rcu_read_lock(); + + sta = ieee80211_find_sta_by_ifaddr(ar->hw, ev->peer_macaddr.addr, NULL); + if (!sta) { + ath10k_warn("Spurious quick kickout for STA %pM\n", + ev->peer_macaddr.addr); + goto exit; + } + + ieee80211_report_low_ack(sta, 10); + +exit: + rcu_read_unlock(); +} + +/* + * FIXME + * + * We don't report to mac80211 sleep state of connected + * stations. Due to this mac80211 can't fill in TIM IE + * correctly. + * + * I know of no way of getting nullfunc frames that contain + * sleep transition from connected stations - these do not + * seem to be sent from the target to the host. There also + * doesn't seem to be a dedicated event for that. So the + * only way left to do this would be to read tim_bitmap + * during SWBA. + * + * We could probably try using tim_bitmap from SWBA to tell + * mac80211 which stations are asleep and which are not. The + * problem here is calling mac80211 functions so many times + * could take too long and make us miss the time to submit + * the beacon to the target. + * + * So as a workaround we try to extend the TIM IE if there + * is unicast buffered for stations with aid > 7 and fill it + * in ourselves. + */ +static void ath10k_wmi_update_tim(struct ath10k *ar, + struct ath10k_vif *arvif, + struct sk_buff *bcn, + struct wmi_bcn_info *bcn_info) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)bcn->data; + struct ieee80211_tim_ie *tim; + u8 *ies, *ie; + u8 ie_len, pvm_len; + + /* if next SWBA has no tim_changed the tim_bitmap is garbage. + * we must copy the bitmap upon change and reuse it later */ + if (__le32_to_cpu(bcn_info->tim_info.tim_changed)) { + int i; + + BUILD_BUG_ON(sizeof(arvif->u.ap.tim_bitmap) != + sizeof(bcn_info->tim_info.tim_bitmap)); + + for (i = 0; i < sizeof(arvif->u.ap.tim_bitmap); i++) { + __le32 t = bcn_info->tim_info.tim_bitmap[i / 4]; + u32 v = __le32_to_cpu(t); + arvif->u.ap.tim_bitmap[i] = (v >> ((i % 4) * 8)) & 0xFF; + } + + /* FW reports either length 0 or 16 + * so we calculate this on our own */ + arvif->u.ap.tim_len = 0; + for (i = 0; i < sizeof(arvif->u.ap.tim_bitmap); i++) + if (arvif->u.ap.tim_bitmap[i]) + arvif->u.ap.tim_len = i; + + arvif->u.ap.tim_len++; + } + + ies = bcn->data; + ies += ieee80211_hdrlen(hdr->frame_control); + ies += 12; /* fixed parameters */ + + ie = (u8 *)cfg80211_find_ie(WLAN_EID_TIM, ies, + (u8 *)skb_tail_pointer(bcn) - ies); + if (!ie) { + if (arvif->vdev_type != WMI_VDEV_TYPE_IBSS) + ath10k_warn("no tim ie found;\n"); + return; + } + + tim = (void *)ie + 2; + ie_len = ie[1]; + pvm_len = ie_len - 3; /* exclude dtim count, dtim period, bmap ctl */ + + if (pvm_len < arvif->u.ap.tim_len) { + int expand_size = sizeof(arvif->u.ap.tim_bitmap) - pvm_len; + int move_size = skb_tail_pointer(bcn) - (ie + 2 + ie_len); + void *next_ie = ie + 2 + ie_len; + + if (skb_put(bcn, expand_size)) { + memmove(next_ie + expand_size, next_ie, move_size); + + ie[1] += expand_size; + ie_len += expand_size; + pvm_len += expand_size; + } else { + ath10k_warn("tim expansion failed\n"); + } + } + + if (pvm_len > sizeof(arvif->u.ap.tim_bitmap)) { + ath10k_warn("tim pvm length is too great (%d)\n", pvm_len); + return; + } + + tim->bitmap_ctrl = !!__le32_to_cpu(bcn_info->tim_info.tim_mcast); + memcpy(tim->virtual_map, arvif->u.ap.tim_bitmap, pvm_len); + + if (tim->dtim_count == 0) { + ATH10K_SKB_CB(bcn)->bcn.dtim_zero = true; + + if (__le32_to_cpu(bcn_info->tim_info.tim_mcast) == 1) + ATH10K_SKB_CB(bcn)->bcn.deliver_cab = true; + } + + ath10k_dbg(ATH10K_DBG_MGMT, "dtim %d/%d mcast %d pvmlen %d\n", + tim->dtim_count, tim->dtim_period, + tim->bitmap_ctrl, pvm_len); +} + +static void ath10k_p2p_fill_noa_ie(u8 *data, u32 len, + struct wmi_p2p_noa_info *noa) +{ + struct ieee80211_p2p_noa_attr *noa_attr; + u8 ctwindow_oppps = noa->ctwindow_oppps; + u8 ctwindow = ctwindow_oppps >> WMI_P2P_OPPPS_CTWINDOW_OFFSET; + bool oppps = !!(ctwindow_oppps & WMI_P2P_OPPPS_ENABLE_BIT); + __le16 *noa_attr_len; + u16 attr_len; + u8 noa_descriptors = noa->num_descriptors; + int i; + + /* P2P IE */ + data[0] = WLAN_EID_VENDOR_SPECIFIC; + data[1] = len - 2; + data[2] = (WLAN_OUI_WFA >> 16) & 0xff; + data[3] = (WLAN_OUI_WFA >> 8) & 0xff; + data[4] = (WLAN_OUI_WFA >> 0) & 0xff; + data[5] = WLAN_OUI_TYPE_WFA_P2P; + + /* NOA ATTR */ + data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE; + noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */ + noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9]; + + noa_attr->index = noa->index; + noa_attr->oppps_ctwindow = ctwindow; + if (oppps) + noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT; + + for (i = 0; i < noa_descriptors; i++) { + noa_attr->desc[i].count = + __le32_to_cpu(noa->descriptors[i].type_count); + noa_attr->desc[i].duration = noa->descriptors[i].duration; + noa_attr->desc[i].interval = noa->descriptors[i].interval; + noa_attr->desc[i].start_time = noa->descriptors[i].start_time; + } + + attr_len = 2; /* index + oppps_ctwindow */ + attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); + *noa_attr_len = __cpu_to_le16(attr_len); +} + +static u32 ath10k_p2p_calc_noa_ie_len(struct wmi_p2p_noa_info *noa) +{ + u32 len = 0; + u8 noa_descriptors = noa->num_descriptors; + u8 opp_ps_info = noa->ctwindow_oppps; + bool opps_enabled = !!(opp_ps_info & WMI_P2P_OPPPS_ENABLE_BIT); + + + if (!noa_descriptors && !opps_enabled) + return len; + + len += 1 + 1 + 4; /* EID + len + OUI */ + len += 1 + 2; /* noa attr + attr len */ + len += 1 + 1; /* index + oppps_ctwindow */ + len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc); + + return len; +} + +static void ath10k_wmi_update_noa(struct ath10k *ar, struct ath10k_vif *arvif, + struct sk_buff *bcn, + struct wmi_bcn_info *bcn_info) +{ + struct wmi_p2p_noa_info *noa = &bcn_info->p2p_noa_info; + u8 *new_data, *old_data = arvif->u.ap.noa_data; + u32 new_len; + + if (arvif->vdev_subtype != WMI_VDEV_SUBTYPE_P2P_GO) + return; + + ath10k_dbg(ATH10K_DBG_MGMT, "noa changed: %d\n", noa->changed); + if (noa->changed & WMI_P2P_NOA_CHANGED_BIT) { + new_len = ath10k_p2p_calc_noa_ie_len(noa); + if (!new_len) + goto cleanup; + + new_data = kmalloc(new_len, GFP_ATOMIC); + if (!new_data) + goto cleanup; + + ath10k_p2p_fill_noa_ie(new_data, new_len, noa); + + spin_lock_bh(&ar->data_lock); + arvif->u.ap.noa_data = new_data; + arvif->u.ap.noa_len = new_len; + spin_unlock_bh(&ar->data_lock); + kfree(old_data); + } + + if (arvif->u.ap.noa_data) + if (!pskb_expand_head(bcn, 0, arvif->u.ap.noa_len, GFP_ATOMIC)) + memcpy(skb_put(bcn, arvif->u.ap.noa_len), + arvif->u.ap.noa_data, + arvif->u.ap.noa_len); + return; + +cleanup: + spin_lock_bh(&ar->data_lock); + arvif->u.ap.noa_data = NULL; + arvif->u.ap.noa_len = 0; + spin_unlock_bh(&ar->data_lock); + kfree(old_data); +} + + +static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_host_swba_event *ev; + u32 map; + int i = -1; + struct wmi_bcn_info *bcn_info; + struct ath10k_vif *arvif; + struct sk_buff *bcn; + int ret, vdev_id = 0; + + ev = (struct wmi_host_swba_event *)skb->data; + map = __le32_to_cpu(ev->vdev_map); + + ath10k_dbg(ATH10K_DBG_MGMT, "mgmt swba vdev_map 0x%x\n", + ev->vdev_map); + + for (; map; map >>= 1, vdev_id++) { + if (!(map & 0x1)) + continue; + + i++; + + if (i >= WMI_MAX_AP_VDEV) { + ath10k_warn("swba has corrupted vdev map\n"); + break; + } + + bcn_info = &ev->bcn_info[i]; + + ath10k_dbg(ATH10K_DBG_MGMT, + "mgmt event bcn_info %d tim_len %d mcast %d changed %d num_ps_pending %d bitmap 0x%08x%08x%08x%08x\n", + i, + __le32_to_cpu(bcn_info->tim_info.tim_len), + __le32_to_cpu(bcn_info->tim_info.tim_mcast), + __le32_to_cpu(bcn_info->tim_info.tim_changed), + __le32_to_cpu(bcn_info->tim_info.tim_num_ps_pending), + __le32_to_cpu(bcn_info->tim_info.tim_bitmap[3]), + __le32_to_cpu(bcn_info->tim_info.tim_bitmap[2]), + __le32_to_cpu(bcn_info->tim_info.tim_bitmap[1]), + __le32_to_cpu(bcn_info->tim_info.tim_bitmap[0])); + + arvif = ath10k_get_arvif(ar, vdev_id); + if (arvif == NULL) { + ath10k_warn("no vif for vdev_id %d found\n", vdev_id); + continue; + } + + /* There are no completions for beacons so wait for next SWBA + * before telling mac80211 to decrement CSA counter + * + * Once CSA counter is completed stop sending beacons until + * actual channel switch is done */ + if (arvif->vif->csa_active && + ieee80211_csa_is_complete(arvif->vif)) { + ieee80211_csa_finish(arvif->vif); + continue; + } + + bcn = ieee80211_beacon_get(ar->hw, arvif->vif); + if (!bcn) { + ath10k_warn("could not get mac80211 beacon\n"); + continue; + } + + ath10k_tx_h_seq_no(bcn); + ath10k_wmi_update_tim(ar, arvif, bcn, bcn_info); + ath10k_wmi_update_noa(ar, arvif, bcn, bcn_info); + + spin_lock_bh(&ar->data_lock); + + if (arvif->beacon) { + if (!arvif->beacon_sent) + ath10k_warn("SWBA overrun on vdev %d\n", + arvif->vdev_id); + + dma_unmap_single(arvif->ar->dev, + ATH10K_SKB_CB(arvif->beacon)->paddr, + arvif->beacon->len, DMA_TO_DEVICE); + dev_kfree_skb_any(arvif->beacon); + arvif->beacon = NULL; + } + + ATH10K_SKB_CB(bcn)->paddr = dma_map_single(arvif->ar->dev, + bcn->data, bcn->len, + DMA_TO_DEVICE); + ret = dma_mapping_error(arvif->ar->dev, + ATH10K_SKB_CB(bcn)->paddr); + if (ret) { + ath10k_warn("failed to map beacon: %d\n", ret); + dev_kfree_skb_any(bcn); + goto skip; + } + + arvif->beacon = bcn; + arvif->beacon_sent = false; + + ath10k_wmi_tx_beacon_nowait(arvif); +skip: + spin_unlock_bh(&ar->data_lock); + } +} + +static void ath10k_wmi_event_tbttoffset_update(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_TBTTOFFSET_UPDATE_EVENTID\n"); +} + +static void ath10k_dfs_radar_report(struct ath10k *ar, + struct wmi_single_phyerr_rx_event *event, + struct phyerr_radar_report *rr, + u64 tsf) +{ + u32 reg0, reg1, tsf32l; + struct pulse_event pe; + u64 tsf64; + u8 rssi, width; + + reg0 = __le32_to_cpu(rr->reg0); + reg1 = __le32_to_cpu(rr->reg1); + + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi phyerr radar report chirp %d max_width %d agc_total_gain %d pulse_delta_diff %d\n", + MS(reg0, RADAR_REPORT_REG0_PULSE_IS_CHIRP), + MS(reg0, RADAR_REPORT_REG0_PULSE_IS_MAX_WIDTH), + MS(reg0, RADAR_REPORT_REG0_AGC_TOTAL_GAIN), + MS(reg0, RADAR_REPORT_REG0_PULSE_DELTA_DIFF)); + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi phyerr radar report pulse_delta_pean %d pulse_sidx %d fft_valid %d agc_mb_gain %d subchan_mask %d\n", + MS(reg0, RADAR_REPORT_REG0_PULSE_DELTA_PEAK), + MS(reg0, RADAR_REPORT_REG0_PULSE_SIDX), + MS(reg1, RADAR_REPORT_REG1_PULSE_SRCH_FFT_VALID), + MS(reg1, RADAR_REPORT_REG1_PULSE_AGC_MB_GAIN), + MS(reg1, RADAR_REPORT_REG1_PULSE_SUBCHAN_MASK)); + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi phyerr radar report pulse_tsf_offset 0x%X pulse_dur: %d\n", + MS(reg1, RADAR_REPORT_REG1_PULSE_TSF_OFFSET), + MS(reg1, RADAR_REPORT_REG1_PULSE_DUR)); + + if (!ar->dfs_detector) + return; + + /* report event to DFS pattern detector */ + tsf32l = __le32_to_cpu(event->hdr.tsf_timestamp); + tsf64 = tsf & (~0xFFFFFFFFULL); + tsf64 |= tsf32l; + + width = MS(reg1, RADAR_REPORT_REG1_PULSE_DUR); + rssi = event->hdr.rssi_combined; + + /* hardware store this as 8 bit signed value, + * set to zero if negative number + */ + if (rssi & 0x80) + rssi = 0; + + pe.ts = tsf64; + pe.freq = ar->hw->conf.chandef.chan->center_freq; + pe.width = width; + pe.rssi = rssi; + + ath10k_dbg(ATH10K_DBG_REGULATORY, + "dfs add pulse freq: %d, width: %d, rssi %d, tsf: %llX\n", + pe.freq, pe.width, pe.rssi, pe.ts); + + ATH10K_DFS_STAT_INC(ar, pulses_detected); + + if (!ar->dfs_detector->add_pulse(ar->dfs_detector, &pe)) { + ath10k_dbg(ATH10K_DBG_REGULATORY, + "dfs no pulse pattern detected, yet\n"); + return; + } + + ath10k_dbg(ATH10K_DBG_REGULATORY, "dfs radar detected\n"); + ATH10K_DFS_STAT_INC(ar, radar_detected); + + /* Control radar events reporting in debugfs file + dfs_block_radar_events */ + if (ar->dfs_block_radar_events) { + ath10k_info("DFS Radar detected, but ignored as requested\n"); + return; + } + + ieee80211_radar_detected(ar->hw); +} + +static int ath10k_dfs_fft_report(struct ath10k *ar, + struct wmi_single_phyerr_rx_event *event, + struct phyerr_fft_report *fftr, + u64 tsf) +{ + u32 reg0, reg1; + u8 rssi, peak_mag; + + reg0 = __le32_to_cpu(fftr->reg0); + reg1 = __le32_to_cpu(fftr->reg1); + rssi = event->hdr.rssi_combined; + + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi phyerr fft report total_gain_db %d base_pwr_db %d fft_chn_idx %d peak_sidx %d\n", + MS(reg0, SEARCH_FFT_REPORT_REG0_TOTAL_GAIN_DB), + MS(reg0, SEARCH_FFT_REPORT_REG0_BASE_PWR_DB), + MS(reg0, SEARCH_FFT_REPORT_REG0_FFT_CHN_IDX), + MS(reg0, SEARCH_FFT_REPORT_REG0_PEAK_SIDX)); + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi phyerr fft report rel_pwr_db %d avgpwr_db %d peak_mag %d num_store_bin %d\n", + MS(reg1, SEARCH_FFT_REPORT_REG1_RELPWR_DB), + MS(reg1, SEARCH_FFT_REPORT_REG1_AVGPWR_DB), + MS(reg1, SEARCH_FFT_REPORT_REG1_PEAK_MAG), + MS(reg1, SEARCH_FFT_REPORT_REG1_NUM_STR_BINS_IB)); + + peak_mag = MS(reg1, SEARCH_FFT_REPORT_REG1_PEAK_MAG); + + /* false event detection */ + if (rssi == DFS_RSSI_POSSIBLY_FALSE && + peak_mag < 2 * DFS_PEAK_MAG_THOLD_POSSIBLY_FALSE) { + ath10k_dbg(ATH10K_DBG_REGULATORY, "dfs false pulse detected\n"); + ATH10K_DFS_STAT_INC(ar, pulses_discarded); + return -EINVAL; + } + + return 0; +} + +static void ath10k_wmi_event_dfs(struct ath10k *ar, + struct wmi_single_phyerr_rx_event *event, + u64 tsf) +{ + int buf_len, tlv_len, res, i = 0; + struct phyerr_tlv *tlv; + struct phyerr_radar_report *rr; + struct phyerr_fft_report *fftr; + u8 *tlv_buf; + + buf_len = __le32_to_cpu(event->hdr.buf_len); + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi event dfs err_code %d rssi %d tsfl 0x%X tsf64 0x%llX len %d\n", + event->hdr.phy_err_code, event->hdr.rssi_combined, + __le32_to_cpu(event->hdr.tsf_timestamp), tsf, buf_len); + + /* Skip event if DFS disabled */ + if (!config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) + return; + + ATH10K_DFS_STAT_INC(ar, pulses_total); + + while (i < buf_len) { + if (i + sizeof(*tlv) > buf_len) { + ath10k_warn("too short buf for tlv header (%d)\n", i); + return; + } + + tlv = (struct phyerr_tlv *)&event->bufp[i]; + tlv_len = __le16_to_cpu(tlv->len); + tlv_buf = &event->bufp[i + sizeof(*tlv)]; + ath10k_dbg(ATH10K_DBG_REGULATORY, + "wmi event dfs tlv_len %d tlv_tag 0x%02X tlv_sig 0x%02X\n", + tlv_len, tlv->tag, tlv->sig); + + switch (tlv->tag) { + case PHYERR_TLV_TAG_RADAR_PULSE_SUMMARY: + if (i + sizeof(*tlv) + sizeof(*rr) > buf_len) { + ath10k_warn("too short radar pulse summary (%d)\n", + i); + return; + } + + rr = (struct phyerr_radar_report *)tlv_buf; + ath10k_dfs_radar_report(ar, event, rr, tsf); + break; + case PHYERR_TLV_TAG_SEARCH_FFT_REPORT: + if (i + sizeof(*tlv) + sizeof(*fftr) > buf_len) { + ath10k_warn("too short fft report (%d)\n", i); + return; + } + + fftr = (struct phyerr_fft_report *)tlv_buf; + res = ath10k_dfs_fft_report(ar, event, fftr, tsf); + if (res) + return; + break; + } + + i += sizeof(*tlv) + tlv_len; + } +} + +static void ath10k_wmi_event_spectral_scan(struct ath10k *ar, + struct wmi_single_phyerr_rx_event *event, + u64 tsf) +{ + ath10k_dbg(ATH10K_DBG_WMI, "wmi event spectral scan\n"); +} + +static void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_comb_phyerr_rx_event *comb_event; + struct wmi_single_phyerr_rx_event *event; + u32 count, i, buf_len, phy_err_code; + u64 tsf; + int left_len = skb->len; + + ATH10K_DFS_STAT_INC(ar, phy_errors); + + /* Check if combined event available */ + if (left_len < sizeof(*comb_event)) { + ath10k_warn("wmi phyerr combined event wrong len\n"); + return; + } + + left_len -= sizeof(*comb_event); + + /* Check number of included events */ + comb_event = (struct wmi_comb_phyerr_rx_event *)skb->data; + count = __le32_to_cpu(comb_event->hdr.num_phyerr_events); + + tsf = __le32_to_cpu(comb_event->hdr.tsf_u32); + tsf <<= 32; + tsf |= __le32_to_cpu(comb_event->hdr.tsf_l32); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi event phyerr count %d tsf64 0x%llX\n", + count, tsf); + + event = (struct wmi_single_phyerr_rx_event *)comb_event->bufp; + for (i = 0; i < count; i++) { + /* Check if we can read event header */ + if (left_len < sizeof(*event)) { + ath10k_warn("single event (%d) wrong head len\n", i); + return; + } + + left_len -= sizeof(*event); + + buf_len = __le32_to_cpu(event->hdr.buf_len); + phy_err_code = event->hdr.phy_err_code; + + if (left_len < buf_len) { + ath10k_warn("single event (%d) wrong buf len\n", i); + return; + } + + left_len -= buf_len; + + switch (phy_err_code) { + case PHY_ERROR_RADAR: + ath10k_wmi_event_dfs(ar, event, tsf); + break; + case PHY_ERROR_SPECTRAL_SCAN: + ath10k_wmi_event_spectral_scan(ar, event, tsf); + break; + case PHY_ERROR_FALSE_RADAR_EXT: + ath10k_wmi_event_dfs(ar, event, tsf); + ath10k_wmi_event_spectral_scan(ar, event, tsf); + break; + default: + break; + } + + event += sizeof(*event) + buf_len; + } +} + +static void ath10k_wmi_event_roam(struct ath10k *ar, struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_ROAM_EVENTID\n"); +} + +static void ath10k_wmi_event_profile_match(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_PROFILE_MATCH\n"); +} + +static void ath10k_wmi_event_debug_print(struct ath10k *ar, + struct sk_buff *skb) +{ + char buf[101], c; + int i; + + for (i = 0; i < sizeof(buf) - 1; i++) { + if (i >= skb->len) + break; + + c = skb->data[i]; + + if (c == '\0') + break; + + if (isascii(c) && isprint(c)) + buf[i] = c; + else + buf[i] = '.'; + } + + if (i == sizeof(buf) - 1) + ath10k_warn("wmi debug print truncated: %d\n", skb->len); + + /* for some reason the debug prints end with \n, remove that */ + if (skb->data[i - 1] == '\n') + i--; + + /* the last byte is always reserved for the null character */ + buf[i] = '\0'; + + ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug print '%s'\n", buf); +} + +static void ath10k_wmi_event_pdev_qvit(struct ath10k *ar, struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_QVIT_EVENTID\n"); +} + +static void ath10k_wmi_event_wlan_profile_data(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_WLAN_PROFILE_DATA_EVENTID\n"); +} + +static void ath10k_wmi_event_rtt_measurement_report(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_RTT_MEASUREMENT_REPORT_EVENTID\n"); +} + +static void ath10k_wmi_event_tsf_measurement_report(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_TSF_MEASUREMENT_REPORT_EVENTID\n"); +} + +static void ath10k_wmi_event_rtt_error_report(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_RTT_ERROR_REPORT_EVENTID\n"); +} + +static void ath10k_wmi_event_wow_wakeup_host(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_WOW_WAKEUP_HOST_EVENTID\n"); +} + +static void ath10k_wmi_event_dcs_interference(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_DCS_INTERFERENCE_EVENTID\n"); +} + +static void ath10k_wmi_event_pdev_tpc_config(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_TPC_CONFIG_EVENTID\n"); +} + +static void ath10k_wmi_event_pdev_ftm_intg(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_FTM_INTG_EVENTID\n"); +} + +static void ath10k_wmi_event_gtk_offload_status(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_GTK_OFFLOAD_STATUS_EVENTID\n"); +} + +static void ath10k_wmi_event_gtk_rekey_fail(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_GTK_REKEY_FAIL_EVENTID\n"); +} + +static void ath10k_wmi_event_delba_complete(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_TX_DELBA_COMPLETE_EVENTID\n"); +} + +static void ath10k_wmi_event_addba_complete(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_TX_ADDBA_COMPLETE_EVENTID\n"); +} + +static void ath10k_wmi_event_vdev_install_key_complete(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID\n"); +} + +static void ath10k_wmi_event_inst_rssi_stats(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_INST_RSSI_STATS_EVENTID\n"); +} + +static void ath10k_wmi_event_vdev_standby_req(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_STANDBY_REQ_EVENTID\n"); +} + +static void ath10k_wmi_event_vdev_resume_req(struct ath10k *ar, + struct sk_buff *skb) +{ + ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_RESUME_REQ_EVENTID\n"); +} + +static int ath10k_wmi_alloc_host_mem(struct ath10k *ar, u32 req_id, + u32 num_units, u32 unit_len) +{ + dma_addr_t paddr; + u32 pool_size; + int idx = ar->wmi.num_mem_chunks; + + pool_size = num_units * round_up(unit_len, 4); + + if (!pool_size) + return -EINVAL; + + ar->wmi.mem_chunks[idx].vaddr = dma_alloc_coherent(ar->dev, + pool_size, + &paddr, + GFP_ATOMIC); + if (!ar->wmi.mem_chunks[idx].vaddr) { + ath10k_warn("failed to allocate memory chunk\n"); + return -ENOMEM; + } + + memset(ar->wmi.mem_chunks[idx].vaddr, 0, pool_size); + + ar->wmi.mem_chunks[idx].paddr = paddr; + ar->wmi.mem_chunks[idx].len = pool_size; + ar->wmi.mem_chunks[idx].req_id = req_id; + ar->wmi.num_mem_chunks++; + + return 0; +} + +static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar, + struct sk_buff *skb) +{ + struct wmi_service_ready_event *ev = (void *)skb->data; + + if (skb->len < sizeof(*ev)) { + ath10k_warn("Service ready event was %d B but expected %zu B. Wrong firmware version?\n", + skb->len, sizeof(*ev)); + return; + } + + ar->hw_min_tx_power = __le32_to_cpu(ev->hw_min_tx_power); + ar->hw_max_tx_power = __le32_to_cpu(ev->hw_max_tx_power); + ar->ht_cap_info = __le32_to_cpu(ev->ht_cap_info); + ar->vht_cap_info = __le32_to_cpu(ev->vht_cap_info); + ar->fw_version_major = + (__le32_to_cpu(ev->sw_version) & 0xff000000) >> 24; + ar->fw_version_minor = (__le32_to_cpu(ev->sw_version) & 0x00ffffff); + ar->fw_version_release = + (__le32_to_cpu(ev->sw_version_1) & 0xffff0000) >> 16; + ar->fw_version_build = (__le32_to_cpu(ev->sw_version_1) & 0x0000ffff); + ar->phy_capability = __le32_to_cpu(ev->phy_capability); + ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains); + + /* only manually set fw features when not using FW IE format */ + if (ar->fw_api == 1 && ar->fw_version_build > 636) + set_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features); + + if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) { + ath10k_warn("hardware advertises support for more spatial streams than it should (%d > %d)\n", + ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM); + ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM; + } + + ar->ath_common.regulatory.current_rd = + __le32_to_cpu(ev->hal_reg_capabilities.eeprom_rd); + + ath10k_debug_read_service_map(ar, ev->wmi_service_bitmap, + sizeof(ev->wmi_service_bitmap)); + + if (strlen(ar->hw->wiphy->fw_version) == 0) { + snprintf(ar->hw->wiphy->fw_version, + sizeof(ar->hw->wiphy->fw_version), + "%u.%u.%u.%u", + ar->fw_version_major, + ar->fw_version_minor, + ar->fw_version_release, + ar->fw_version_build); + } + + /* FIXME: it probably should be better to support this */ + if (__le32_to_cpu(ev->num_mem_reqs) > 0) { + ath10k_warn("target requested %d memory chunks; ignoring\n", + __le32_to_cpu(ev->num_mem_reqs)); + } + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi event service ready sw_ver 0x%08x sw_ver1 0x%08x abi_ver %u phy_cap 0x%08x ht_cap 0x%08x vht_cap 0x%08x vht_supp_msc 0x%08x sys_cap_info 0x%08x mem_reqs %u num_rf_chains %u\n", + __le32_to_cpu(ev->sw_version), + __le32_to_cpu(ev->sw_version_1), + __le32_to_cpu(ev->abi_version), + __le32_to_cpu(ev->phy_capability), + __le32_to_cpu(ev->ht_cap_info), + __le32_to_cpu(ev->vht_cap_info), + __le32_to_cpu(ev->vht_supp_mcs), + __le32_to_cpu(ev->sys_cap_info), + __le32_to_cpu(ev->num_mem_reqs), + __le32_to_cpu(ev->num_rf_chains)); + + complete(&ar->wmi.service_ready); +} + +static void ath10k_wmi_10x_service_ready_event_rx(struct ath10k *ar, + struct sk_buff *skb) +{ + u32 num_units, req_id, unit_size, num_mem_reqs, num_unit_info, i; + int ret; + struct wmi_service_ready_event_10x *ev = (void *)skb->data; + + if (skb->len < sizeof(*ev)) { + ath10k_warn("Service ready event was %d B but expected %zu B. Wrong firmware version?\n", + skb->len, sizeof(*ev)); + return; + } + + ar->hw_min_tx_power = __le32_to_cpu(ev->hw_min_tx_power); + ar->hw_max_tx_power = __le32_to_cpu(ev->hw_max_tx_power); + ar->ht_cap_info = __le32_to_cpu(ev->ht_cap_info); + ar->vht_cap_info = __le32_to_cpu(ev->vht_cap_info); + ar->fw_version_major = + (__le32_to_cpu(ev->sw_version) & 0xff000000) >> 24; + ar->fw_version_minor = (__le32_to_cpu(ev->sw_version) & 0x00ffffff); + ar->phy_capability = __le32_to_cpu(ev->phy_capability); + ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains); + + if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) { + ath10k_warn("hardware advertises support for more spatial streams than it should (%d > %d)\n", + ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM); + ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM; + } + + ar->ath_common.regulatory.current_rd = + __le32_to_cpu(ev->hal_reg_capabilities.eeprom_rd); + + ath10k_debug_read_service_map(ar, ev->wmi_service_bitmap, + sizeof(ev->wmi_service_bitmap)); + + if (strlen(ar->hw->wiphy->fw_version) == 0) { + snprintf(ar->hw->wiphy->fw_version, + sizeof(ar->hw->wiphy->fw_version), + "%u.%u", + ar->fw_version_major, + ar->fw_version_minor); + } + + num_mem_reqs = __le32_to_cpu(ev->num_mem_reqs); + + if (num_mem_reqs > ATH10K_MAX_MEM_REQS) { + ath10k_warn("requested memory chunks number (%d) exceeds the limit\n", + num_mem_reqs); + return; + } + + if (!num_mem_reqs) + goto exit; + + ath10k_dbg(ATH10K_DBG_WMI, "firmware has requested %d memory chunks\n", + num_mem_reqs); + + for (i = 0; i < num_mem_reqs; ++i) { + req_id = __le32_to_cpu(ev->mem_reqs[i].req_id); + num_units = __le32_to_cpu(ev->mem_reqs[i].num_units); + unit_size = __le32_to_cpu(ev->mem_reqs[i].unit_size); + num_unit_info = __le32_to_cpu(ev->mem_reqs[i].num_unit_info); + + if (num_unit_info & NUM_UNITS_IS_NUM_PEERS) + /* number of units to allocate is number of + * peers, 1 extra for self peer on target */ + /* this needs to be tied, host and target + * can get out of sync */ + num_units = TARGET_10X_NUM_PEERS + 1; + else if (num_unit_info & NUM_UNITS_IS_NUM_VDEVS) + num_units = TARGET_10X_NUM_VDEVS + 1; + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi mem_req_id %d num_units %d num_unit_info %d unit size %d actual units %d\n", + req_id, + __le32_to_cpu(ev->mem_reqs[i].num_units), + num_unit_info, + unit_size, + num_units); + + ret = ath10k_wmi_alloc_host_mem(ar, req_id, num_units, + unit_size); + if (ret) + return; + } + +exit: + ath10k_dbg(ATH10K_DBG_WMI, + "wmi event service ready sw_ver 0x%08x abi_ver %u phy_cap 0x%08x ht_cap 0x%08x vht_cap 0x%08x vht_supp_msc 0x%08x sys_cap_info 0x%08x mem_reqs %u num_rf_chains %u\n", + __le32_to_cpu(ev->sw_version), + __le32_to_cpu(ev->abi_version), + __le32_to_cpu(ev->phy_capability), + __le32_to_cpu(ev->ht_cap_info), + __le32_to_cpu(ev->vht_cap_info), + __le32_to_cpu(ev->vht_supp_mcs), + __le32_to_cpu(ev->sys_cap_info), + __le32_to_cpu(ev->num_mem_reqs), + __le32_to_cpu(ev->num_rf_chains)); + + complete(&ar->wmi.service_ready); +} + +static int ath10k_wmi_ready_event_rx(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_ready_event *ev = (struct wmi_ready_event *)skb->data; + + if (WARN_ON(skb->len < sizeof(*ev))) + return -EINVAL; + + memcpy(ar->mac_addr, ev->mac_addr.addr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi event ready sw_version %u abi_version %u mac_addr %pM status %d skb->len %i ev-sz %zu\n", + __le32_to_cpu(ev->sw_version), + __le32_to_cpu(ev->abi_version), + ev->mac_addr.addr, + __le32_to_cpu(ev->status), skb->len, sizeof(*ev)); + + complete(&ar->wmi.unified_ready); + return 0; +} + +static void ath10k_wmi_main_process_rx(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_cmd_hdr *cmd_hdr; + enum wmi_event_id id; + u16 len; + + cmd_hdr = (struct wmi_cmd_hdr *)skb->data; + id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID); + + if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL) + return; + + len = skb->len; + + trace_ath10k_wmi_event(id, skb->data, skb->len); + + switch (id) { + case WMI_MGMT_RX_EVENTID: + ath10k_wmi_event_mgmt_rx(ar, skb); + /* mgmt_rx() owns the skb now! */ + return; + case WMI_SCAN_EVENTID: + ath10k_wmi_event_scan(ar, skb); + break; + case WMI_CHAN_INFO_EVENTID: + ath10k_wmi_event_chan_info(ar, skb); + break; + case WMI_ECHO_EVENTID: + ath10k_wmi_event_echo(ar, skb); + break; + case WMI_DEBUG_MESG_EVENTID: + ath10k_wmi_event_debug_mesg(ar, skb); + break; + case WMI_UPDATE_STATS_EVENTID: + ath10k_wmi_event_update_stats(ar, skb); + break; + case WMI_VDEV_START_RESP_EVENTID: + ath10k_wmi_event_vdev_start_resp(ar, skb); + break; + case WMI_VDEV_STOPPED_EVENTID: + ath10k_wmi_event_vdev_stopped(ar, skb); + break; + case WMI_PEER_STA_KICKOUT_EVENTID: + ath10k_wmi_event_peer_sta_kickout(ar, skb); + break; + case WMI_HOST_SWBA_EVENTID: + ath10k_wmi_event_host_swba(ar, skb); + break; + case WMI_TBTTOFFSET_UPDATE_EVENTID: + ath10k_wmi_event_tbttoffset_update(ar, skb); + break; + case WMI_PHYERR_EVENTID: + ath10k_wmi_event_phyerr(ar, skb); + break; + case WMI_ROAM_EVENTID: + ath10k_wmi_event_roam(ar, skb); + break; + case WMI_PROFILE_MATCH: + ath10k_wmi_event_profile_match(ar, skb); + break; + case WMI_DEBUG_PRINT_EVENTID: + ath10k_wmi_event_debug_print(ar, skb); + break; + case WMI_PDEV_QVIT_EVENTID: + ath10k_wmi_event_pdev_qvit(ar, skb); + break; + case WMI_WLAN_PROFILE_DATA_EVENTID: + ath10k_wmi_event_wlan_profile_data(ar, skb); + break; + case WMI_RTT_MEASUREMENT_REPORT_EVENTID: + ath10k_wmi_event_rtt_measurement_report(ar, skb); + break; + case WMI_TSF_MEASUREMENT_REPORT_EVENTID: + ath10k_wmi_event_tsf_measurement_report(ar, skb); + break; + case WMI_RTT_ERROR_REPORT_EVENTID: + ath10k_wmi_event_rtt_error_report(ar, skb); + break; + case WMI_WOW_WAKEUP_HOST_EVENTID: + ath10k_wmi_event_wow_wakeup_host(ar, skb); + break; + case WMI_DCS_INTERFERENCE_EVENTID: + ath10k_wmi_event_dcs_interference(ar, skb); + break; + case WMI_PDEV_TPC_CONFIG_EVENTID: + ath10k_wmi_event_pdev_tpc_config(ar, skb); + break; + case WMI_PDEV_FTM_INTG_EVENTID: + ath10k_wmi_event_pdev_ftm_intg(ar, skb); + break; + case WMI_GTK_OFFLOAD_STATUS_EVENTID: + ath10k_wmi_event_gtk_offload_status(ar, skb); + break; + case WMI_GTK_REKEY_FAIL_EVENTID: + ath10k_wmi_event_gtk_rekey_fail(ar, skb); + break; + case WMI_TX_DELBA_COMPLETE_EVENTID: + ath10k_wmi_event_delba_complete(ar, skb); + break; + case WMI_TX_ADDBA_COMPLETE_EVENTID: + ath10k_wmi_event_addba_complete(ar, skb); + break; + case WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID: + ath10k_wmi_event_vdev_install_key_complete(ar, skb); + break; + case WMI_SERVICE_READY_EVENTID: + ath10k_wmi_service_ready_event_rx(ar, skb); + break; + case WMI_READY_EVENTID: + ath10k_wmi_ready_event_rx(ar, skb); + break; + default: + ath10k_warn("Unknown eventid: %d\n", id); + break; + } + + dev_kfree_skb(skb); +} + +static void ath10k_wmi_10x_process_rx(struct ath10k *ar, struct sk_buff *skb) +{ + struct wmi_cmd_hdr *cmd_hdr; + enum wmi_10x_event_id id; + u16 len; + + cmd_hdr = (struct wmi_cmd_hdr *)skb->data; + id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID); + + if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL) + return; + + len = skb->len; + + trace_ath10k_wmi_event(id, skb->data, skb->len); + + switch (id) { + case WMI_10X_MGMT_RX_EVENTID: + ath10k_wmi_event_mgmt_rx(ar, skb); + /* mgmt_rx() owns the skb now! */ + return; + case WMI_10X_SCAN_EVENTID: + ath10k_wmi_event_scan(ar, skb); + break; + case WMI_10X_CHAN_INFO_EVENTID: + ath10k_wmi_event_chan_info(ar, skb); + break; + case WMI_10X_ECHO_EVENTID: + ath10k_wmi_event_echo(ar, skb); + break; + case WMI_10X_DEBUG_MESG_EVENTID: + ath10k_wmi_event_debug_mesg(ar, skb); + break; + case WMI_10X_UPDATE_STATS_EVENTID: + ath10k_wmi_event_update_stats(ar, skb); + break; + case WMI_10X_VDEV_START_RESP_EVENTID: + ath10k_wmi_event_vdev_start_resp(ar, skb); + break; + case WMI_10X_VDEV_STOPPED_EVENTID: + ath10k_wmi_event_vdev_stopped(ar, skb); + break; + case WMI_10X_PEER_STA_KICKOUT_EVENTID: + ath10k_wmi_event_peer_sta_kickout(ar, skb); + break; + case WMI_10X_HOST_SWBA_EVENTID: + ath10k_wmi_event_host_swba(ar, skb); + break; + case WMI_10X_TBTTOFFSET_UPDATE_EVENTID: + ath10k_wmi_event_tbttoffset_update(ar, skb); + break; + case WMI_10X_PHYERR_EVENTID: + ath10k_wmi_event_phyerr(ar, skb); + break; + case WMI_10X_ROAM_EVENTID: + ath10k_wmi_event_roam(ar, skb); + break; + case WMI_10X_PROFILE_MATCH: + ath10k_wmi_event_profile_match(ar, skb); + break; + case WMI_10X_DEBUG_PRINT_EVENTID: + ath10k_wmi_event_debug_print(ar, skb); + break; + case WMI_10X_PDEV_QVIT_EVENTID: + ath10k_wmi_event_pdev_qvit(ar, skb); + break; + case WMI_10X_WLAN_PROFILE_DATA_EVENTID: + ath10k_wmi_event_wlan_profile_data(ar, skb); + break; + case WMI_10X_RTT_MEASUREMENT_REPORT_EVENTID: + ath10k_wmi_event_rtt_measurement_report(ar, skb); + break; + case WMI_10X_TSF_MEASUREMENT_REPORT_EVENTID: + ath10k_wmi_event_tsf_measurement_report(ar, skb); + break; + case WMI_10X_RTT_ERROR_REPORT_EVENTID: + ath10k_wmi_event_rtt_error_report(ar, skb); + break; + case WMI_10X_WOW_WAKEUP_HOST_EVENTID: + ath10k_wmi_event_wow_wakeup_host(ar, skb); + break; + case WMI_10X_DCS_INTERFERENCE_EVENTID: + ath10k_wmi_event_dcs_interference(ar, skb); + break; + case WMI_10X_PDEV_TPC_CONFIG_EVENTID: + ath10k_wmi_event_pdev_tpc_config(ar, skb); + break; + case WMI_10X_INST_RSSI_STATS_EVENTID: + ath10k_wmi_event_inst_rssi_stats(ar, skb); + break; + case WMI_10X_VDEV_STANDBY_REQ_EVENTID: + ath10k_wmi_event_vdev_standby_req(ar, skb); + break; + case WMI_10X_VDEV_RESUME_REQ_EVENTID: + ath10k_wmi_event_vdev_resume_req(ar, skb); + break; + case WMI_10X_SERVICE_READY_EVENTID: + ath10k_wmi_10x_service_ready_event_rx(ar, skb); + break; + case WMI_10X_READY_EVENTID: + ath10k_wmi_ready_event_rx(ar, skb); + break; + default: + ath10k_warn("Unknown eventid: %d\n", id); + break; + } + + dev_kfree_skb(skb); +} + + +static void ath10k_wmi_process_rx(struct ath10k *ar, struct sk_buff *skb) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + ath10k_wmi_10x_process_rx(ar, skb); + else + ath10k_wmi_main_process_rx(ar, skb); +} + +/* WMI Initialization functions */ +int ath10k_wmi_attach(struct ath10k *ar) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + ar->wmi.cmd = &wmi_10x_cmd_map; + ar->wmi.vdev_param = &wmi_10x_vdev_param_map; + ar->wmi.pdev_param = &wmi_10x_pdev_param_map; + } else { + ar->wmi.cmd = &wmi_cmd_map; + ar->wmi.vdev_param = &wmi_vdev_param_map; + ar->wmi.pdev_param = &wmi_pdev_param_map; + } + + init_completion(&ar->wmi.service_ready); + init_completion(&ar->wmi.unified_ready); + init_waitqueue_head(&ar->wmi.tx_credits_wq); + + return 0; +} + +void ath10k_wmi_detach(struct ath10k *ar) +{ + int i; + + /* free the host memory chunks requested by firmware */ + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + dma_free_coherent(ar->dev, + ar->wmi.mem_chunks[i].len, + ar->wmi.mem_chunks[i].vaddr, + ar->wmi.mem_chunks[i].paddr); + } + + ar->wmi.num_mem_chunks = 0; +} + +int ath10k_wmi_connect(struct ath10k *ar) +{ + int status; + struct ath10k_htc_svc_conn_req conn_req; + struct ath10k_htc_svc_conn_resp conn_resp; + + memset(&conn_req, 0, sizeof(conn_req)); + memset(&conn_resp, 0, sizeof(conn_resp)); + + /* these fields are the same for all service endpoints */ + conn_req.ep_ops.ep_tx_complete = ath10k_wmi_htc_tx_complete; + conn_req.ep_ops.ep_rx_complete = ath10k_wmi_process_rx; + conn_req.ep_ops.ep_tx_credits = ath10k_wmi_op_ep_tx_credits; + + /* connect to control service */ + conn_req.service_id = ATH10K_HTC_SVC_ID_WMI_CONTROL; + + status = ath10k_htc_connect_service(&ar->htc, &conn_req, &conn_resp); + if (status) { + ath10k_warn("failed to connect to WMI CONTROL service status: %d\n", + status); + return status; + } + + ar->wmi.eid = conn_resp.eid; + return 0; +} + +static int ath10k_wmi_main_pdev_set_regdomain(struct ath10k *ar, u16 rd, + u16 rd2g, u16 rd5g, u16 ctl2g, + u16 ctl5g) +{ + struct wmi_pdev_set_regdomain_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_regdomain_cmd *)skb->data; + cmd->reg_domain = __cpu_to_le32(rd); + cmd->reg_domain_2G = __cpu_to_le32(rd2g); + cmd->reg_domain_5G = __cpu_to_le32(rd5g); + cmd->conformance_test_limit_2G = __cpu_to_le32(ctl2g); + cmd->conformance_test_limit_5G = __cpu_to_le32(ctl5g); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi pdev regdomain rd %x rd2g %x rd5g %x ctl2g %x ctl5g %x\n", + rd, rd2g, rd5g, ctl2g, ctl5g); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_set_regdomain_cmdid); +} + +static int ath10k_wmi_10x_pdev_set_regdomain(struct ath10k *ar, u16 rd, + u16 rd2g, u16 rd5g, + u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg) +{ + struct wmi_pdev_set_regdomain_cmd_10x *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_regdomain_cmd_10x *)skb->data; + cmd->reg_domain = __cpu_to_le32(rd); + cmd->reg_domain_2G = __cpu_to_le32(rd2g); + cmd->reg_domain_5G = __cpu_to_le32(rd5g); + cmd->conformance_test_limit_2G = __cpu_to_le32(ctl2g); + cmd->conformance_test_limit_5G = __cpu_to_le32(ctl5g); + cmd->dfs_domain = __cpu_to_le32(dfs_reg); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi pdev regdomain rd %x rd2g %x rd5g %x ctl2g %x ctl5g %x dfs_region %x\n", + rd, rd2g, rd5g, ctl2g, ctl5g, dfs_reg); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_set_regdomain_cmdid); +} + +int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, + u16 rd5g, u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg) +{ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + return ath10k_wmi_10x_pdev_set_regdomain(ar, rd, rd2g, rd5g, + ctl2g, ctl5g, dfs_reg); + else + return ath10k_wmi_main_pdev_set_regdomain(ar, rd, rd2g, rd5g, + ctl2g, ctl5g); +} + +int ath10k_wmi_pdev_set_channel(struct ath10k *ar, + const struct wmi_channel_arg *arg) +{ + struct wmi_set_channel_cmd *cmd; + struct sk_buff *skb; + u32 ch_flags = 0; + + if (arg->passive) + return -EINVAL; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + if (arg->chan_radar) + ch_flags |= WMI_CHAN_FLAG_DFS; + + cmd = (struct wmi_set_channel_cmd *)skb->data; + cmd->chan.mhz = __cpu_to_le32(arg->freq); + cmd->chan.band_center_freq1 = __cpu_to_le32(arg->freq); + cmd->chan.mode = arg->mode; + cmd->chan.flags |= __cpu_to_le32(ch_flags); + cmd->chan.min_power = arg->min_power; + cmd->chan.max_power = arg->max_power; + cmd->chan.reg_power = arg->max_reg_power; + cmd->chan.reg_classid = arg->reg_class_id; + cmd->chan.antenna_max = arg->max_antenna_gain; + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi set channel mode %d freq %d\n", + arg->mode, arg->freq); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_set_channel_cmdid); +} + +int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt) +{ + struct wmi_pdev_suspend_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_suspend_cmd *)skb->data; + cmd->suspend_opt = __cpu_to_le32(suspend_opt); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->pdev_suspend_cmdid); +} + +int ath10k_wmi_pdev_resume_target(struct ath10k *ar) +{ + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(0); + if (skb == NULL) + return -ENOMEM; + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->pdev_resume_cmdid); +} + +int ath10k_wmi_pdev_set_param(struct ath10k *ar, u32 id, u32 value) +{ + struct wmi_pdev_set_param_cmd *cmd; + struct sk_buff *skb; + + if (id == WMI_PDEV_PARAM_UNSUPPORTED) { + ath10k_warn("pdev param %d not supported by firmware\n", id); + return -EOPNOTSUPP; + } + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_param_cmd *)skb->data; + cmd->param_id = __cpu_to_le32(id); + cmd->param_value = __cpu_to_le32(value); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi pdev set param %d value %d\n", + id, value); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->pdev_set_param_cmdid); +} + +static int ath10k_wmi_main_cmd_init(struct ath10k *ar) +{ + struct wmi_init_cmd *cmd; + struct sk_buff *buf; + struct wmi_resource_config config = {}; + u32 len, val; + int i; + + config.num_vdevs = __cpu_to_le32(TARGET_NUM_VDEVS); + config.num_peers = __cpu_to_le32(TARGET_NUM_PEERS + TARGET_NUM_VDEVS); + config.num_offload_peers = __cpu_to_le32(TARGET_NUM_OFFLOAD_PEERS); + + config.num_offload_reorder_bufs = + __cpu_to_le32(TARGET_NUM_OFFLOAD_REORDER_BUFS); + + config.num_peer_keys = __cpu_to_le32(TARGET_NUM_PEER_KEYS); + config.num_tids = __cpu_to_le32(TARGET_NUM_TIDS); + config.ast_skid_limit = __cpu_to_le32(TARGET_AST_SKID_LIMIT); + config.tx_chain_mask = __cpu_to_le32(TARGET_TX_CHAIN_MASK); + config.rx_chain_mask = __cpu_to_le32(TARGET_RX_CHAIN_MASK); + config.rx_timeout_pri_vo = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_vi = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_be = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_bk = __cpu_to_le32(TARGET_RX_TIMEOUT_HI_PRI); + config.rx_decap_mode = __cpu_to_le32(TARGET_RX_DECAP_MODE); + + config.scan_max_pending_reqs = + __cpu_to_le32(TARGET_SCAN_MAX_PENDING_REQS); + + config.bmiss_offload_max_vdev = + __cpu_to_le32(TARGET_BMISS_OFFLOAD_MAX_VDEV); + + config.roam_offload_max_vdev = + __cpu_to_le32(TARGET_ROAM_OFFLOAD_MAX_VDEV); + + config.roam_offload_max_ap_profiles = + __cpu_to_le32(TARGET_ROAM_OFFLOAD_MAX_AP_PROFILES); + + config.num_mcast_groups = __cpu_to_le32(TARGET_NUM_MCAST_GROUPS); + config.num_mcast_table_elems = + __cpu_to_le32(TARGET_NUM_MCAST_TABLE_ELEMS); + + config.mcast2ucast_mode = __cpu_to_le32(TARGET_MCAST2UCAST_MODE); + config.tx_dbg_log_size = __cpu_to_le32(TARGET_TX_DBG_LOG_SIZE); + config.num_wds_entries = __cpu_to_le32(TARGET_NUM_WDS_ENTRIES); + config.dma_burst_size = __cpu_to_le32(TARGET_DMA_BURST_SIZE); + config.mac_aggr_delim = __cpu_to_le32(TARGET_MAC_AGGR_DELIM); + + val = TARGET_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK; + config.rx_skip_defrag_timeout_dup_detection_check = __cpu_to_le32(val); + + config.vow_config = __cpu_to_le32(TARGET_VOW_CONFIG); + + config.gtk_offload_max_vdev = + __cpu_to_le32(TARGET_GTK_OFFLOAD_MAX_VDEV); + + config.num_msdu_desc = __cpu_to_le32(TARGET_NUM_MSDU_DESC); + config.max_frag_entries = __cpu_to_le32(TARGET_MAX_FRAG_ENTRIES); + + len = sizeof(*cmd) + + (sizeof(struct host_memory_chunk) * ar->wmi.num_mem_chunks); + + buf = ath10k_wmi_alloc_skb(len); + if (!buf) + return -ENOMEM; + + cmd = (struct wmi_init_cmd *)buf->data; + + if (ar->wmi.num_mem_chunks == 0) { + cmd->num_host_mem_chunks = 0; + goto out; + } + + ath10k_dbg(ATH10K_DBG_WMI, "wmi sending %d memory chunks info.\n", + ar->wmi.num_mem_chunks); + + cmd->num_host_mem_chunks = __cpu_to_le32(ar->wmi.num_mem_chunks); + + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + cmd->host_mem_chunks[i].ptr = + __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); + cmd->host_mem_chunks[i].size = + __cpu_to_le32(ar->wmi.mem_chunks[i].len); + cmd->host_mem_chunks[i].req_id = + __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi chunk %d len %d requested, addr 0x%llx\n", + i, + ar->wmi.mem_chunks[i].len, + (unsigned long long)ar->wmi.mem_chunks[i].paddr); + } +out: + memcpy(&cmd->resource_config, &config, sizeof(config)); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi init\n"); + return ath10k_wmi_cmd_send(ar, buf, ar->wmi.cmd->init_cmdid); +} + +static int ath10k_wmi_10x_cmd_init(struct ath10k *ar) +{ + struct wmi_init_cmd_10x *cmd; + struct sk_buff *buf; + struct wmi_resource_config_10x config = {}; + u32 len, val; + int i; + + config.num_vdevs = __cpu_to_le32(TARGET_10X_NUM_VDEVS); + config.num_peers = __cpu_to_le32(TARGET_10X_NUM_PEERS); + config.num_peer_keys = __cpu_to_le32(TARGET_10X_NUM_PEER_KEYS); + config.num_tids = __cpu_to_le32(TARGET_10X_NUM_TIDS); + config.ast_skid_limit = __cpu_to_le32(TARGET_10X_AST_SKID_LIMIT); + config.tx_chain_mask = __cpu_to_le32(TARGET_10X_TX_CHAIN_MASK); + config.rx_chain_mask = __cpu_to_le32(TARGET_10X_RX_CHAIN_MASK); + config.rx_timeout_pri_vo = __cpu_to_le32(TARGET_10X_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_vi = __cpu_to_le32(TARGET_10X_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_be = __cpu_to_le32(TARGET_10X_RX_TIMEOUT_LO_PRI); + config.rx_timeout_pri_bk = __cpu_to_le32(TARGET_10X_RX_TIMEOUT_HI_PRI); + config.rx_decap_mode = __cpu_to_le32(TARGET_10X_RX_DECAP_MODE); + + config.scan_max_pending_reqs = + __cpu_to_le32(TARGET_10X_SCAN_MAX_PENDING_REQS); + + config.bmiss_offload_max_vdev = + __cpu_to_le32(TARGET_10X_BMISS_OFFLOAD_MAX_VDEV); + + config.roam_offload_max_vdev = + __cpu_to_le32(TARGET_10X_ROAM_OFFLOAD_MAX_VDEV); + + config.roam_offload_max_ap_profiles = + __cpu_to_le32(TARGET_10X_ROAM_OFFLOAD_MAX_AP_PROFILES); + + config.num_mcast_groups = __cpu_to_le32(TARGET_10X_NUM_MCAST_GROUPS); + config.num_mcast_table_elems = + __cpu_to_le32(TARGET_10X_NUM_MCAST_TABLE_ELEMS); + + config.mcast2ucast_mode = __cpu_to_le32(TARGET_10X_MCAST2UCAST_MODE); + config.tx_dbg_log_size = __cpu_to_le32(TARGET_10X_TX_DBG_LOG_SIZE); + config.num_wds_entries = __cpu_to_le32(TARGET_10X_NUM_WDS_ENTRIES); + config.dma_burst_size = __cpu_to_le32(TARGET_10X_DMA_BURST_SIZE); + config.mac_aggr_delim = __cpu_to_le32(TARGET_10X_MAC_AGGR_DELIM); + + val = TARGET_10X_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK; + config.rx_skip_defrag_timeout_dup_detection_check = __cpu_to_le32(val); + + config.vow_config = __cpu_to_le32(TARGET_10X_VOW_CONFIG); + + config.num_msdu_desc = __cpu_to_le32(TARGET_10X_NUM_MSDU_DESC); + config.max_frag_entries = __cpu_to_le32(TARGET_10X_MAX_FRAG_ENTRIES); + + len = sizeof(*cmd) + + (sizeof(struct host_memory_chunk) * ar->wmi.num_mem_chunks); + + buf = ath10k_wmi_alloc_skb(len); + if (!buf) + return -ENOMEM; + + cmd = (struct wmi_init_cmd_10x *)buf->data; + + if (ar->wmi.num_mem_chunks == 0) { + cmd->num_host_mem_chunks = 0; + goto out; + } + + ath10k_dbg(ATH10K_DBG_WMI, "wmi sending %d memory chunks info.\n", + ar->wmi.num_mem_chunks); + + cmd->num_host_mem_chunks = __cpu_to_le32(ar->wmi.num_mem_chunks); + + for (i = 0; i < ar->wmi.num_mem_chunks; i++) { + cmd->host_mem_chunks[i].ptr = + __cpu_to_le32(ar->wmi.mem_chunks[i].paddr); + cmd->host_mem_chunks[i].size = + __cpu_to_le32(ar->wmi.mem_chunks[i].len); + cmd->host_mem_chunks[i].req_id = + __cpu_to_le32(ar->wmi.mem_chunks[i].req_id); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi chunk %d len %d requested, addr 0x%llx\n", + i, + ar->wmi.mem_chunks[i].len, + (unsigned long long)ar->wmi.mem_chunks[i].paddr); + } +out: + memcpy(&cmd->resource_config, &config, sizeof(config)); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi init 10x\n"); + return ath10k_wmi_cmd_send(ar, buf, ar->wmi.cmd->init_cmdid); +} + +int ath10k_wmi_cmd_init(struct ath10k *ar) +{ + int ret; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + ret = ath10k_wmi_10x_cmd_init(ar); + else + ret = ath10k_wmi_main_cmd_init(ar); + + return ret; +} + +static int ath10k_wmi_start_scan_calc_len(struct ath10k *ar, + const struct wmi_start_scan_arg *arg) +{ + int len; + + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + len = sizeof(struct wmi_start_scan_cmd_10x); + else + len = sizeof(struct wmi_start_scan_cmd); + + if (arg->ie_len) { + if (!arg->ie) + return -EINVAL; + if (arg->ie_len > WLAN_SCAN_PARAMS_MAX_IE_LEN) + return -EINVAL; + + len += sizeof(struct wmi_ie_data); + len += roundup(arg->ie_len, 4); + } + + if (arg->n_channels) { + if (!arg->channels) + return -EINVAL; + if (arg->n_channels > ARRAY_SIZE(arg->channels)) + return -EINVAL; + + len += sizeof(struct wmi_chan_list); + len += sizeof(__le32) * arg->n_channels; + } + + if (arg->n_ssids) { + if (!arg->ssids) + return -EINVAL; + if (arg->n_ssids > WLAN_SCAN_PARAMS_MAX_SSID) + return -EINVAL; + + len += sizeof(struct wmi_ssid_list); + len += sizeof(struct wmi_ssid) * arg->n_ssids; + } + + if (arg->n_bssids) { + if (!arg->bssids) + return -EINVAL; + if (arg->n_bssids > WLAN_SCAN_PARAMS_MAX_BSSID) + return -EINVAL; + + len += sizeof(struct wmi_bssid_list); + len += sizeof(struct wmi_mac_addr) * arg->n_bssids; + } + + return len; +} + +int ath10k_wmi_start_scan(struct ath10k *ar, + const struct wmi_start_scan_arg *arg) +{ + struct wmi_start_scan_cmd *cmd; + struct sk_buff *skb; + struct wmi_ie_data *ie; + struct wmi_chan_list *channels; + struct wmi_ssid_list *ssids; + struct wmi_bssid_list *bssids; + u32 scan_id; + u32 scan_req_id; + int off; + int len = 0; + int i; + + len = ath10k_wmi_start_scan_calc_len(ar, arg); + if (len < 0) + return len; /* len contains error code here */ + + skb = ath10k_wmi_alloc_skb(len); + if (!skb) + return -ENOMEM; + + scan_id = WMI_HOST_SCAN_REQ_ID_PREFIX; + scan_id |= arg->scan_id; + + scan_req_id = WMI_HOST_SCAN_REQUESTOR_ID_PREFIX; + scan_req_id |= arg->scan_req_id; + + cmd = (struct wmi_start_scan_cmd *)skb->data; + cmd->scan_id = __cpu_to_le32(scan_id); + cmd->scan_req_id = __cpu_to_le32(scan_req_id); + cmd->vdev_id = __cpu_to_le32(arg->vdev_id); + cmd->scan_priority = __cpu_to_le32(arg->scan_priority); + cmd->notify_scan_events = __cpu_to_le32(arg->notify_scan_events); + cmd->dwell_time_active = __cpu_to_le32(arg->dwell_time_active); + cmd->dwell_time_passive = __cpu_to_le32(arg->dwell_time_passive); + cmd->min_rest_time = __cpu_to_le32(arg->min_rest_time); + cmd->max_rest_time = __cpu_to_le32(arg->max_rest_time); + cmd->repeat_probe_time = __cpu_to_le32(arg->repeat_probe_time); + cmd->probe_spacing_time = __cpu_to_le32(arg->probe_spacing_time); + cmd->idle_time = __cpu_to_le32(arg->idle_time); + cmd->max_scan_time = __cpu_to_le32(arg->max_scan_time); + cmd->probe_delay = __cpu_to_le32(arg->probe_delay); + cmd->scan_ctrl_flags = __cpu_to_le32(arg->scan_ctrl_flags); + + /* TLV list starts after fields included in the struct */ + /* There's just one filed that differes the two start_scan + * structures - burst_duration, which we are not using btw, + no point to make the split here, just shift the buffer to fit with + given FW */ + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) + off = sizeof(struct wmi_start_scan_cmd_10x); + else + off = sizeof(struct wmi_start_scan_cmd); + + if (arg->n_channels) { + channels = (void *)skb->data + off; + channels->tag = __cpu_to_le32(WMI_CHAN_LIST_TAG); + channels->num_chan = __cpu_to_le32(arg->n_channels); + + for (i = 0; i < arg->n_channels; i++) + channels->channel_list[i] = + __cpu_to_le32(arg->channels[i]); + + off += sizeof(*channels); + off += sizeof(__le32) * arg->n_channels; + } + + if (arg->n_ssids) { + ssids = (void *)skb->data + off; + ssids->tag = __cpu_to_le32(WMI_SSID_LIST_TAG); + ssids->num_ssids = __cpu_to_le32(arg->n_ssids); + + for (i = 0; i < arg->n_ssids; i++) { + ssids->ssids[i].ssid_len = + __cpu_to_le32(arg->ssids[i].len); + memcpy(&ssids->ssids[i].ssid, + arg->ssids[i].ssid, + arg->ssids[i].len); + } + + off += sizeof(*ssids); + off += sizeof(struct wmi_ssid) * arg->n_ssids; + } + + if (arg->n_bssids) { + bssids = (void *)skb->data + off; + bssids->tag = __cpu_to_le32(WMI_BSSID_LIST_TAG); + bssids->num_bssid = __cpu_to_le32(arg->n_bssids); + + for (i = 0; i < arg->n_bssids; i++) + memcpy(&bssids->bssid_list[i], + arg->bssids[i].bssid, + ETH_ALEN); + + off += sizeof(*bssids); + off += sizeof(struct wmi_mac_addr) * arg->n_bssids; + } + + if (arg->ie_len) { + ie = (void *)skb->data + off; + ie->tag = __cpu_to_le32(WMI_IE_TAG); + ie->ie_len = __cpu_to_le32(arg->ie_len); + memcpy(ie->ie_data, arg->ie, arg->ie_len); + + off += sizeof(*ie); + off += roundup(arg->ie_len, 4); + } + + if (off != skb->len) { + dev_kfree_skb(skb); + return -EINVAL; + } + + ath10k_dbg(ATH10K_DBG_WMI, "wmi start scan\n"); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->start_scan_cmdid); +} + +void ath10k_wmi_start_scan_init(struct ath10k *ar, + struct wmi_start_scan_arg *arg) +{ + /* setup commonly used values */ + arg->scan_req_id = 1; + arg->scan_priority = WMI_SCAN_PRIORITY_LOW; + arg->dwell_time_active = 50; + arg->dwell_time_passive = 150; + arg->min_rest_time = 50; + arg->max_rest_time = 500; + arg->repeat_probe_time = 0; + arg->probe_spacing_time = 0; + arg->idle_time = 0; + arg->max_scan_time = 20000; + arg->probe_delay = 5; + arg->notify_scan_events = WMI_SCAN_EVENT_STARTED + | WMI_SCAN_EVENT_COMPLETED + | WMI_SCAN_EVENT_BSS_CHANNEL + | WMI_SCAN_EVENT_FOREIGN_CHANNEL + | WMI_SCAN_EVENT_DEQUEUED; + arg->scan_ctrl_flags |= WMI_SCAN_ADD_OFDM_RATES; + arg->scan_ctrl_flags |= WMI_SCAN_CHAN_STAT_EVENT; + arg->n_bssids = 1; + arg->bssids[0].bssid = "\xFF\xFF\xFF\xFF\xFF\xFF"; +} + +int ath10k_wmi_stop_scan(struct ath10k *ar, const struct wmi_stop_scan_arg *arg) +{ + struct wmi_stop_scan_cmd *cmd; + struct sk_buff *skb; + u32 scan_id; + u32 req_id; + + if (arg->req_id > 0xFFF) + return -EINVAL; + if (arg->req_type == WMI_SCAN_STOP_ONE && arg->u.scan_id > 0xFFF) + return -EINVAL; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + scan_id = arg->u.scan_id; + scan_id |= WMI_HOST_SCAN_REQ_ID_PREFIX; + + req_id = arg->req_id; + req_id |= WMI_HOST_SCAN_REQUESTOR_ID_PREFIX; + + cmd = (struct wmi_stop_scan_cmd *)skb->data; + cmd->req_type = __cpu_to_le32(arg->req_type); + cmd->vdev_id = __cpu_to_le32(arg->u.vdev_id); + cmd->scan_id = __cpu_to_le32(scan_id); + cmd->scan_req_id = __cpu_to_le32(req_id); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi stop scan reqid %d req_type %d vdev/scan_id %d\n", + arg->req_id, arg->req_type, arg->u.scan_id); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->stop_scan_cmdid); +} + +int ath10k_wmi_vdev_create(struct ath10k *ar, u32 vdev_id, + enum wmi_vdev_type type, + enum wmi_vdev_subtype subtype, + const u8 macaddr[ETH_ALEN]) +{ + struct wmi_vdev_create_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_create_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->vdev_type = __cpu_to_le32(type); + cmd->vdev_subtype = __cpu_to_le32(subtype); + memcpy(cmd->vdev_macaddr.addr, macaddr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "WMI vdev create: id %d type %d subtype %d macaddr %pM\n", + vdev_id, type, subtype, macaddr); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_create_cmdid); +} + +int ath10k_wmi_vdev_delete(struct ath10k *ar, u32 vdev_id) +{ + struct wmi_vdev_delete_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_delete_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + + ath10k_dbg(ATH10K_DBG_WMI, + "WMI vdev delete id %d\n", vdev_id); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_delete_cmdid); +} + +static int ath10k_wmi_vdev_start_restart(struct ath10k *ar, + const struct wmi_vdev_start_request_arg *arg, + u32 cmd_id) +{ + struct wmi_vdev_start_request_cmd *cmd; + struct sk_buff *skb; + const char *cmdname; + u32 flags = 0; + u32 ch_flags = 0; + + if (cmd_id != ar->wmi.cmd->vdev_start_request_cmdid && + cmd_id != ar->wmi.cmd->vdev_restart_request_cmdid) + return -EINVAL; + if (WARN_ON(arg->ssid && arg->ssid_len == 0)) + return -EINVAL; + if (WARN_ON(arg->hidden_ssid && !arg->ssid)) + return -EINVAL; + if (WARN_ON(arg->ssid_len > sizeof(cmd->ssid.ssid))) + return -EINVAL; + + if (cmd_id == ar->wmi.cmd->vdev_start_request_cmdid) + cmdname = "start"; + else if (cmd_id == ar->wmi.cmd->vdev_restart_request_cmdid) + cmdname = "restart"; + else + return -EINVAL; /* should not happen, we already check cmd_id */ + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + if (arg->hidden_ssid) + flags |= WMI_VDEV_START_HIDDEN_SSID; + if (arg->pmf_enabled) + flags |= WMI_VDEV_START_PMF_ENABLED; + if (arg->channel.chan_radar) + ch_flags |= WMI_CHAN_FLAG_DFS; + + cmd = (struct wmi_vdev_start_request_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(arg->vdev_id); + cmd->disable_hw_ack = __cpu_to_le32(arg->disable_hw_ack); + cmd->beacon_interval = __cpu_to_le32(arg->bcn_intval); + cmd->dtim_period = __cpu_to_le32(arg->dtim_period); + cmd->flags = __cpu_to_le32(flags); + cmd->bcn_tx_rate = __cpu_to_le32(arg->bcn_tx_rate); + cmd->bcn_tx_power = __cpu_to_le32(arg->bcn_tx_power); + + if (arg->ssid) { + cmd->ssid.ssid_len = __cpu_to_le32(arg->ssid_len); + memcpy(cmd->ssid.ssid, arg->ssid, arg->ssid_len); + } + + cmd->chan.mhz = __cpu_to_le32(arg->channel.freq); + + cmd->chan.band_center_freq1 = + __cpu_to_le32(arg->channel.band_center_freq1); + + cmd->chan.mode = arg->channel.mode; + cmd->chan.flags |= __cpu_to_le32(ch_flags); + cmd->chan.min_power = arg->channel.min_power; + cmd->chan.max_power = arg->channel.max_power; + cmd->chan.reg_power = arg->channel.max_reg_power; + cmd->chan.reg_classid = arg->channel.reg_class_id; + cmd->chan.antenna_max = arg->channel.max_antenna_gain; + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi vdev %s id 0x%x flags: 0x%0X, freq %d, mode %d, " + "ch_flags: 0x%0X, max_power: %d\n", cmdname, arg->vdev_id, + flags, arg->channel.freq, arg->channel.mode, + cmd->chan.flags, arg->channel.max_power); + + return ath10k_wmi_cmd_send(ar, skb, cmd_id); +} + +int ath10k_wmi_vdev_start(struct ath10k *ar, + const struct wmi_vdev_start_request_arg *arg) +{ + u32 cmd_id = ar->wmi.cmd->vdev_start_request_cmdid; + + return ath10k_wmi_vdev_start_restart(ar, arg, cmd_id); +} + +int ath10k_wmi_vdev_restart(struct ath10k *ar, + const struct wmi_vdev_start_request_arg *arg) +{ + u32 cmd_id = ar->wmi.cmd->vdev_restart_request_cmdid; + + return ath10k_wmi_vdev_start_restart(ar, arg, cmd_id); +} + +int ath10k_wmi_vdev_stop(struct ath10k *ar, u32 vdev_id) +{ + struct wmi_vdev_stop_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_stop_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi vdev stop id 0x%x\n", vdev_id); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_stop_cmdid); +} + +int ath10k_wmi_vdev_up(struct ath10k *ar, u32 vdev_id, u32 aid, const u8 *bssid) +{ + struct wmi_vdev_up_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_up_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->vdev_assoc_id = __cpu_to_le32(aid); + memcpy(&cmd->vdev_bssid.addr, bssid, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi mgmt vdev up id 0x%x assoc id %d bssid %pM\n", + vdev_id, aid, bssid); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_up_cmdid); +} + +int ath10k_wmi_vdev_down(struct ath10k *ar, u32 vdev_id) +{ + struct wmi_vdev_down_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_down_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi mgmt vdev down id 0x%x\n", vdev_id); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_down_cmdid); +} + +int ath10k_wmi_vdev_set_param(struct ath10k *ar, u32 vdev_id, + u32 param_id, u32 param_value) +{ + struct wmi_vdev_set_param_cmd *cmd; + struct sk_buff *skb; + + if (param_id == WMI_VDEV_PARAM_UNSUPPORTED) { + ath10k_dbg(ATH10K_DBG_WMI, + "vdev param %d not supported by firmware\n", + param_id); + return -EOPNOTSUPP; + } + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_set_param_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->param_id = __cpu_to_le32(param_id); + cmd->param_value = __cpu_to_le32(param_value); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi vdev id 0x%x set param %d value %d\n", + vdev_id, param_id, param_value); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->vdev_set_param_cmdid); +} + +int ath10k_wmi_vdev_install_key(struct ath10k *ar, + const struct wmi_vdev_install_key_arg *arg) +{ + struct wmi_vdev_install_key_cmd *cmd; + struct sk_buff *skb; + + if (arg->key_cipher == WMI_CIPHER_NONE && arg->key_data != NULL) + return -EINVAL; + if (arg->key_cipher != WMI_CIPHER_NONE && arg->key_data == NULL) + return -EINVAL; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd) + arg->key_len); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_vdev_install_key_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(arg->vdev_id); + cmd->key_idx = __cpu_to_le32(arg->key_idx); + cmd->key_flags = __cpu_to_le32(arg->key_flags); + cmd->key_cipher = __cpu_to_le32(arg->key_cipher); + cmd->key_len = __cpu_to_le32(arg->key_len); + cmd->key_txmic_len = __cpu_to_le32(arg->key_txmic_len); + cmd->key_rxmic_len = __cpu_to_le32(arg->key_rxmic_len); + + if (arg->macaddr) + memcpy(cmd->peer_macaddr.addr, arg->macaddr, ETH_ALEN); + if (arg->key_data) + memcpy(cmd->key_data, arg->key_data, arg->key_len); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi vdev install key idx %d cipher %d len %d\n", + arg->key_idx, arg->key_cipher, arg->key_len); + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->vdev_install_key_cmdid); +} + +int ath10k_wmi_peer_create(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN]) +{ + struct wmi_peer_create_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_peer_create_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi peer create vdev_id %d peer_addr %pM\n", + vdev_id, peer_addr); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_create_cmdid); +} + +int ath10k_wmi_peer_delete(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN]) +{ + struct wmi_peer_delete_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_peer_delete_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi peer delete vdev_id %d peer_addr %pM\n", + vdev_id, peer_addr); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_delete_cmdid); +} + +int ath10k_wmi_peer_flush(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN], u32 tid_bitmap) +{ + struct wmi_peer_flush_tids_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_peer_flush_tids_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->peer_tid_bitmap = __cpu_to_le32(tid_bitmap); + memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi peer flush vdev_id %d peer_addr %pM tids %08x\n", + vdev_id, peer_addr, tid_bitmap); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_flush_tids_cmdid); +} + +int ath10k_wmi_peer_set_param(struct ath10k *ar, u32 vdev_id, + const u8 *peer_addr, enum wmi_peer_param param_id, + u32 param_value) +{ + struct wmi_peer_set_param_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_peer_set_param_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->param_id = __cpu_to_le32(param_id); + cmd->param_value = __cpu_to_le32(param_value); + memcpy(&cmd->peer_macaddr.addr, peer_addr, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi vdev %d peer 0x%pM set param %d value %d\n", + vdev_id, peer_addr, param_id, param_value); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_set_param_cmdid); +} + +int ath10k_wmi_set_psmode(struct ath10k *ar, u32 vdev_id, + enum wmi_sta_ps_mode psmode) +{ + struct wmi_sta_powersave_mode_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_sta_powersave_mode_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->sta_ps_mode = __cpu_to_le32(psmode); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi set powersave id 0x%x mode %d\n", + vdev_id, psmode); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->sta_powersave_mode_cmdid); +} + +int ath10k_wmi_set_sta_ps_param(struct ath10k *ar, u32 vdev_id, + enum wmi_sta_powersave_param param_id, + u32 value) +{ + struct wmi_sta_powersave_param_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_sta_powersave_param_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->param_id = __cpu_to_le32(param_id); + cmd->param_value = __cpu_to_le32(value); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi sta ps param vdev_id 0x%x param %d value %d\n", + vdev_id, param_id, value); + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->sta_powersave_param_cmdid); +} + +int ath10k_wmi_set_ap_ps_param(struct ath10k *ar, u32 vdev_id, const u8 *mac, + enum wmi_ap_ps_peer_param param_id, u32 value) +{ + struct wmi_ap_ps_peer_cmd *cmd; + struct sk_buff *skb; + + if (!mac) + return -EINVAL; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_ap_ps_peer_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(vdev_id); + cmd->param_id = __cpu_to_le32(param_id); + cmd->param_value = __cpu_to_le32(value); + memcpy(&cmd->peer_macaddr, mac, ETH_ALEN); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi ap ps param vdev_id 0x%X param %d value %d mac_addr %pM\n", + vdev_id, param_id, value, mac); + + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->ap_ps_peer_param_cmdid); +} + +int ath10k_wmi_scan_chan_list(struct ath10k *ar, + const struct wmi_scan_chan_list_arg *arg) +{ + struct wmi_scan_chan_list_cmd *cmd; + struct sk_buff *skb; + struct wmi_channel_arg *ch; + struct wmi_channel *ci; + int len; + int i; + + len = sizeof(*cmd) + arg->n_channels * sizeof(struct wmi_channel); + + skb = ath10k_wmi_alloc_skb(len); + if (!skb) + return -EINVAL; + + cmd = (struct wmi_scan_chan_list_cmd *)skb->data; + cmd->num_scan_chans = __cpu_to_le32(arg->n_channels); + + for (i = 0; i < arg->n_channels; i++) { + u32 flags = 0; + + ch = &arg->channels[i]; + ci = &cmd->chan_info[i]; + + if (ch->passive) + flags |= WMI_CHAN_FLAG_PASSIVE; + if (ch->allow_ibss) + flags |= WMI_CHAN_FLAG_ADHOC_ALLOWED; + if (ch->allow_ht) + flags |= WMI_CHAN_FLAG_ALLOW_HT; + if (ch->allow_vht) + flags |= WMI_CHAN_FLAG_ALLOW_VHT; + if (ch->ht40plus) + flags |= WMI_CHAN_FLAG_HT40_PLUS; + if (ch->chan_radar) + flags |= WMI_CHAN_FLAG_DFS; + + ci->mhz = __cpu_to_le32(ch->freq); + ci->band_center_freq1 = __cpu_to_le32(ch->freq); + ci->band_center_freq2 = 0; + ci->min_power = ch->min_power; + ci->max_power = ch->max_power; + ci->reg_power = ch->max_reg_power; + ci->antenna_max = ch->max_antenna_gain; + + /* mode & flags share storage */ + ci->mode = ch->mode; + ci->flags |= __cpu_to_le32(flags); + } + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->scan_chan_list_cmdid); +} + +int ath10k_wmi_peer_assoc(struct ath10k *ar, + const struct wmi_peer_assoc_complete_arg *arg) +{ + struct wmi_peer_assoc_complete_cmd *cmd; + struct sk_buff *skb; + + if (arg->peer_mpdu_density > 16) + return -EINVAL; + if (arg->peer_legacy_rates.num_rates > MAX_SUPPORTED_RATES) + return -EINVAL; + if (arg->peer_ht_rates.num_rates > MAX_SUPPORTED_RATES) + return -EINVAL; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_peer_assoc_complete_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(arg->vdev_id); + cmd->peer_new_assoc = __cpu_to_le32(arg->peer_reassoc ? 0 : 1); + cmd->peer_associd = __cpu_to_le32(arg->peer_aid); + cmd->peer_flags = __cpu_to_le32(arg->peer_flags); + cmd->peer_caps = __cpu_to_le32(arg->peer_caps); + cmd->peer_listen_intval = __cpu_to_le32(arg->peer_listen_intval); + cmd->peer_ht_caps = __cpu_to_le32(arg->peer_ht_caps); + cmd->peer_max_mpdu = __cpu_to_le32(arg->peer_max_mpdu); + cmd->peer_mpdu_density = __cpu_to_le32(arg->peer_mpdu_density); + cmd->peer_rate_caps = __cpu_to_le32(arg->peer_rate_caps); + cmd->peer_nss = __cpu_to_le32(arg->peer_num_spatial_streams); + cmd->peer_vht_caps = __cpu_to_le32(arg->peer_vht_caps); + cmd->peer_phymode = __cpu_to_le32(arg->peer_phymode); + + memcpy(cmd->peer_macaddr.addr, arg->addr, ETH_ALEN); + + cmd->peer_legacy_rates.num_rates = + __cpu_to_le32(arg->peer_legacy_rates.num_rates); + memcpy(cmd->peer_legacy_rates.rates, arg->peer_legacy_rates.rates, + arg->peer_legacy_rates.num_rates); + + cmd->peer_ht_rates.num_rates = + __cpu_to_le32(arg->peer_ht_rates.num_rates); + memcpy(cmd->peer_ht_rates.rates, arg->peer_ht_rates.rates, + arg->peer_ht_rates.num_rates); + + cmd->peer_vht_rates.rx_max_rate = + __cpu_to_le32(arg->peer_vht_rates.rx_max_rate); + cmd->peer_vht_rates.rx_mcs_set = + __cpu_to_le32(arg->peer_vht_rates.rx_mcs_set); + cmd->peer_vht_rates.tx_max_rate = + __cpu_to_le32(arg->peer_vht_rates.tx_max_rate); + cmd->peer_vht_rates.tx_mcs_set = + __cpu_to_le32(arg->peer_vht_rates.tx_mcs_set); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi peer assoc vdev %d addr %pM (%s)\n", + arg->vdev_id, arg->addr, + arg->peer_reassoc ? "reassociate" : "new"); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->peer_assoc_cmdid); +} + +/* This function assumes the beacon is already DMA mapped */ +int ath10k_wmi_beacon_send_ref_nowait(struct ath10k_vif *arvif) +{ + struct wmi_bcn_tx_ref_cmd *cmd; + struct sk_buff *skb; + struct sk_buff *beacon = arvif->beacon; + struct ath10k *ar = arvif->ar; + struct ieee80211_hdr *hdr; + int ret; + u16 fc; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + hdr = (struct ieee80211_hdr *)beacon->data; + fc = le16_to_cpu(hdr->frame_control); + + cmd = (struct wmi_bcn_tx_ref_cmd *)skb->data; + cmd->vdev_id = __cpu_to_le32(arvif->vdev_id); + cmd->data_len = __cpu_to_le32(beacon->len); + cmd->data_ptr = __cpu_to_le32(ATH10K_SKB_CB(beacon)->paddr); + cmd->msdu_id = 0; + cmd->frame_control = __cpu_to_le32(fc); + cmd->flags = 0; + + if (ATH10K_SKB_CB(beacon)->bcn.dtim_zero) + cmd->flags |= __cpu_to_le32(WMI_BCN_TX_REF_FLAG_DTIM_ZERO); + + if (ATH10K_SKB_CB(beacon)->bcn.deliver_cab) + cmd->flags |= __cpu_to_le32(WMI_BCN_TX_REF_FLAG_DELIVER_CAB); + + ret = ath10k_wmi_cmd_send_nowait(ar, skb, + ar->wmi.cmd->pdev_send_bcn_cmdid); + + if (ret) + dev_kfree_skb(skb); + + return ret; +} + +static void ath10k_wmi_pdev_set_wmm_param(struct wmi_wmm_params *params, + const struct wmi_wmm_params_arg *arg) +{ + params->cwmin = __cpu_to_le32(arg->cwmin); + params->cwmax = __cpu_to_le32(arg->cwmax); + params->aifs = __cpu_to_le32(arg->aifs); + params->txop = __cpu_to_le32(arg->txop); + params->acm = __cpu_to_le32(arg->acm); + params->no_ack = __cpu_to_le32(arg->no_ack); +} + +int ath10k_wmi_pdev_set_wmm_params(struct ath10k *ar, + const struct wmi_pdev_set_wmm_params_arg *arg) +{ + struct wmi_pdev_set_wmm_params *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_pdev_set_wmm_params *)skb->data; + ath10k_wmi_pdev_set_wmm_param(&cmd->ac_be, &arg->ac_be); + ath10k_wmi_pdev_set_wmm_param(&cmd->ac_bk, &arg->ac_bk); + ath10k_wmi_pdev_set_wmm_param(&cmd->ac_vi, &arg->ac_vi); + ath10k_wmi_pdev_set_wmm_param(&cmd->ac_vo, &arg->ac_vo); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi pdev set wmm params\n"); + return ath10k_wmi_cmd_send(ar, skb, + ar->wmi.cmd->pdev_set_wmm_params_cmdid); +} + +int ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id) +{ + struct wmi_request_stats_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_request_stats_cmd *)skb->data; + cmd->stats_id = __cpu_to_le32(stats_id); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi request stats %d\n", (int)stats_id); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->request_stats_cmdid); +} + +int ath10k_wmi_force_fw_hang(struct ath10k *ar, + enum wmi_force_fw_hang_type type, u32 delay_ms) +{ + struct wmi_force_fw_hang_cmd *cmd; + struct sk_buff *skb; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_force_fw_hang_cmd *)skb->data; + cmd->type = __cpu_to_le32(type); + cmd->delay_ms = __cpu_to_le32(delay_ms); + + ath10k_dbg(ATH10K_DBG_WMI, "wmi force fw hang %d delay %d\n", + type, delay_ms); + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->force_fw_hang_cmdid); +} + +int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable) +{ + struct wmi_dbglog_cfg_cmd *cmd; + struct sk_buff *skb; + u32 cfg; + + skb = ath10k_wmi_alloc_skb(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_dbglog_cfg_cmd *)skb->data; + + if (module_enable) { + cfg = SM(ATH10K_DBGLOG_LEVEL_VERBOSE, + ATH10K_DBGLOG_CFG_LOG_LVL); + } else { + /* set back defaults, all modules with WARN level */ + cfg = SM(ATH10K_DBGLOG_LEVEL_WARN, + ATH10K_DBGLOG_CFG_LOG_LVL); + module_enable = ~0; + } + + cmd->module_enable = __cpu_to_le32(module_enable); + cmd->module_valid = __cpu_to_le32(~0); + cmd->config_enable = __cpu_to_le32(cfg); + cmd->config_valid = __cpu_to_le32(ATH10K_DBGLOG_CFG_LOG_LVL_MASK); + + ath10k_dbg(ATH10K_DBG_WMI, + "wmi dbglog cfg modules %08x %08x config %08x %08x\n", + __le32_to_cpu(cmd->module_enable), + __le32_to_cpu(cmd->module_valid), + __le32_to_cpu(cmd->config_enable), + __le32_to_cpu(cmd->config_valid)); + + return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->dbglog_cfg_cmdid); +} diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h new file mode 100644 index 00000000000..e93df2c1041 --- /dev/null +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -0,0 +1,4322 @@ +/* + * Copyright (c) 2005-2011 Atheros Communications Inc. + * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WMI_H_ +#define _WMI_H_ + +#include <linux/types.h> +#include <net/mac80211.h> + +/* + * This file specifies the WMI interface for the Unified Software + * Architecture. + * + * It includes definitions of all the commands and events. Commands are + * messages from the host to the target. Events and Replies are messages + * from the target to the host. + * + * Ownership of correctness in regards to WMI commands belongs to the host + * driver and the target is not required to validate parameters for value, + * proper range, or any other checking. + * + * Guidelines for extending this interface are below. + * + * 1. Add new WMI commands ONLY within the specified range - 0x9000 - 0x9fff + * + * 2. Use ONLY u32 type for defining member variables within WMI + * command/event structures. Do not use u8, u16, bool or + * enum types within these structures. + * + * 3. DO NOT define bit fields within structures. Implement bit fields + * using masks if necessary. Do not use the programming language's bit + * field definition. + * + * 4. Define macros for encode/decode of u8, u16 fields within + * the u32 variables. Use these macros for set/get of these fields. + * Try to use this to optimize the structure without bloating it with + * u32 variables for every lower sized field. + * + * 5. Do not use PACK/UNPACK attributes for the structures as each member + * variable is already 4-byte aligned by virtue of being a u32 + * type. + * + * 6. Comment each parameter part of the WMI command/event structure by + * using the 2 stars at the begining of C comment instead of one star to + * enable HTML document generation using Doxygen. + * + */ + +/* Control Path */ +struct wmi_cmd_hdr { + __le32 cmd_id; +} __packed; + +#define WMI_CMD_HDR_CMD_ID_MASK 0x00FFFFFF +#define WMI_CMD_HDR_CMD_ID_LSB 0 +#define WMI_CMD_HDR_PLT_PRIV_MASK 0xFF000000 +#define WMI_CMD_HDR_PLT_PRIV_LSB 24 + +#define HTC_PROTOCOL_VERSION 0x0002 +#define WMI_PROTOCOL_VERSION 0x0002 + +enum wmi_service_id { + WMI_SERVICE_BEACON_OFFLOAD = 0, /* beacon offload */ + WMI_SERVICE_SCAN_OFFLOAD, /* scan offload */ + WMI_SERVICE_ROAM_OFFLOAD, /* roam offload */ + WMI_SERVICE_BCN_MISS_OFFLOAD, /* beacon miss offload */ + WMI_SERVICE_STA_PWRSAVE, /* fake sleep + basic power save */ + WMI_SERVICE_STA_ADVANCED_PWRSAVE, /* uapsd, pspoll, force sleep */ + WMI_SERVICE_AP_UAPSD, /* uapsd on AP */ + WMI_SERVICE_AP_DFS, /* DFS on AP */ + WMI_SERVICE_11AC, /* supports 11ac */ + WMI_SERVICE_BLOCKACK, /* Supports triggering ADDBA/DELBA from host*/ + WMI_SERVICE_PHYERR, /* PHY error */ + WMI_SERVICE_BCN_FILTER, /* Beacon filter support */ + WMI_SERVICE_RTT, /* RTT (round trip time) support */ + WMI_SERVICE_RATECTRL, /* Rate-control */ + WMI_SERVICE_WOW, /* WOW Support */ + WMI_SERVICE_RATECTRL_CACHE, /* Rate-control caching */ + WMI_SERVICE_IRAM_TIDS, /* TIDs in IRAM */ + WMI_SERVICE_ARPNS_OFFLOAD, /* ARP NS Offload support */ + WMI_SERVICE_NLO, /* Network list offload service */ + WMI_SERVICE_GTK_OFFLOAD, /* GTK offload */ + WMI_SERVICE_SCAN_SCH, /* Scan Scheduler Service */ + WMI_SERVICE_CSA_OFFLOAD, /* CSA offload service */ + WMI_SERVICE_CHATTER, /* Chatter service */ + WMI_SERVICE_COEX_FREQAVOID, /* FW report freq range to avoid */ + WMI_SERVICE_PACKET_POWER_SAVE, /* packet power save service */ + WMI_SERVICE_FORCE_FW_HANG, /* To test fw recovery mechanism */ + WMI_SERVICE_GPIO, /* GPIO service */ + WMI_SERVICE_STA_DTIM_PS_MODULATED_DTIM, /* Modulated DTIM support */ + WMI_STA_UAPSD_BASIC_AUTO_TRIG, /* UAPSD AC Trigger Generation */ + WMI_STA_UAPSD_VAR_AUTO_TRIG, /* -do- */ + WMI_SERVICE_STA_KEEP_ALIVE, /* STA keep alive mechanism support */ + WMI_SERVICE_TX_ENCAP, /* Packet type for TX encapsulation */ + + WMI_SERVICE_LAST, + WMI_MAX_SERVICE = 64 /* max service */ +}; + +static inline char *wmi_service_name(int service_id) +{ + switch (service_id) { + case WMI_SERVICE_BEACON_OFFLOAD: + return "BEACON_OFFLOAD"; + case WMI_SERVICE_SCAN_OFFLOAD: + return "SCAN_OFFLOAD"; + case WMI_SERVICE_ROAM_OFFLOAD: + return "ROAM_OFFLOAD"; + case WMI_SERVICE_BCN_MISS_OFFLOAD: + return "BCN_MISS_OFFLOAD"; + case WMI_SERVICE_STA_PWRSAVE: + return "STA_PWRSAVE"; + case WMI_SERVICE_STA_ADVANCED_PWRSAVE: + return "STA_ADVANCED_PWRSAVE"; + case WMI_SERVICE_AP_UAPSD: + return "AP_UAPSD"; + case WMI_SERVICE_AP_DFS: + return "AP_DFS"; + case WMI_SERVICE_11AC: + return "11AC"; + case WMI_SERVICE_BLOCKACK: + return "BLOCKACK"; + case WMI_SERVICE_PHYERR: + return "PHYERR"; + case WMI_SERVICE_BCN_FILTER: + return "BCN_FILTER"; + case WMI_SERVICE_RTT: + return "RTT"; + case WMI_SERVICE_RATECTRL: + return "RATECTRL"; + case WMI_SERVICE_WOW: + return "WOW"; + case WMI_SERVICE_RATECTRL_CACHE: + return "RATECTRL CACHE"; + case WMI_SERVICE_IRAM_TIDS: + return "IRAM TIDS"; + case WMI_SERVICE_ARPNS_OFFLOAD: + return "ARPNS_OFFLOAD"; + case WMI_SERVICE_NLO: + return "NLO"; + case WMI_SERVICE_GTK_OFFLOAD: + return "GTK_OFFLOAD"; + case WMI_SERVICE_SCAN_SCH: + return "SCAN_SCH"; + case WMI_SERVICE_CSA_OFFLOAD: + return "CSA_OFFLOAD"; + case WMI_SERVICE_CHATTER: + return "CHATTER"; + case WMI_SERVICE_COEX_FREQAVOID: + return "COEX_FREQAVOID"; + case WMI_SERVICE_PACKET_POWER_SAVE: + return "PACKET_POWER_SAVE"; + case WMI_SERVICE_FORCE_FW_HANG: + return "FORCE FW HANG"; + case WMI_SERVICE_GPIO: + return "GPIO"; + case WMI_SERVICE_STA_DTIM_PS_MODULATED_DTIM: + return "MODULATED DTIM"; + case WMI_STA_UAPSD_BASIC_AUTO_TRIG: + return "BASIC UAPSD"; + case WMI_STA_UAPSD_VAR_AUTO_TRIG: + return "VAR UAPSD"; + case WMI_SERVICE_STA_KEEP_ALIVE: + return "STA KEEP ALIVE"; + case WMI_SERVICE_TX_ENCAP: + return "TX ENCAP"; + default: + return "UNKNOWN SERVICE\n"; + } +} + + +#define WMI_SERVICE_BM_SIZE \ + ((WMI_MAX_SERVICE + sizeof(u32) - 1)/sizeof(u32)) + +/* 2 word representation of MAC addr */ +struct wmi_mac_addr { + union { + u8 addr[6]; + struct { + u32 word0; + u32 word1; + } __packed; + } __packed; +} __packed; + +struct wmi_cmd_map { + u32 init_cmdid; + u32 start_scan_cmdid; + u32 stop_scan_cmdid; + u32 scan_chan_list_cmdid; + u32 scan_sch_prio_tbl_cmdid; + u32 pdev_set_regdomain_cmdid; + u32 pdev_set_channel_cmdid; + u32 pdev_set_param_cmdid; + u32 pdev_pktlog_enable_cmdid; + u32 pdev_pktlog_disable_cmdid; + u32 pdev_set_wmm_params_cmdid; + u32 pdev_set_ht_cap_ie_cmdid; + u32 pdev_set_vht_cap_ie_cmdid; + u32 pdev_set_dscp_tid_map_cmdid; + u32 pdev_set_quiet_mode_cmdid; + u32 pdev_green_ap_ps_enable_cmdid; + u32 pdev_get_tpc_config_cmdid; + u32 pdev_set_base_macaddr_cmdid; + u32 vdev_create_cmdid; + u32 vdev_delete_cmdid; + u32 vdev_start_request_cmdid; + u32 vdev_restart_request_cmdid; + u32 vdev_up_cmdid; + u32 vdev_stop_cmdid; + u32 vdev_down_cmdid; + u32 vdev_set_param_cmdid; + u32 vdev_install_key_cmdid; + u32 peer_create_cmdid; + u32 peer_delete_cmdid; + u32 peer_flush_tids_cmdid; + u32 peer_set_param_cmdid; + u32 peer_assoc_cmdid; + u32 peer_add_wds_entry_cmdid; + u32 peer_remove_wds_entry_cmdid; + u32 peer_mcast_group_cmdid; + u32 bcn_tx_cmdid; + u32 pdev_send_bcn_cmdid; + u32 bcn_tmpl_cmdid; + u32 bcn_filter_rx_cmdid; + u32 prb_req_filter_rx_cmdid; + u32 mgmt_tx_cmdid; + u32 prb_tmpl_cmdid; + u32 addba_clear_resp_cmdid; + u32 addba_send_cmdid; + u32 addba_status_cmdid; + u32 delba_send_cmdid; + u32 addba_set_resp_cmdid; + u32 send_singleamsdu_cmdid; + u32 sta_powersave_mode_cmdid; + u32 sta_powersave_param_cmdid; + u32 sta_mimo_ps_mode_cmdid; + u32 pdev_dfs_enable_cmdid; + u32 pdev_dfs_disable_cmdid; + u32 roam_scan_mode; + u32 roam_scan_rssi_threshold; + u32 roam_scan_period; + u32 roam_scan_rssi_change_threshold; + u32 roam_ap_profile; + u32 ofl_scan_add_ap_profile; + u32 ofl_scan_remove_ap_profile; + u32 ofl_scan_period; + u32 p2p_dev_set_device_info; + u32 p2p_dev_set_discoverability; + u32 p2p_go_set_beacon_ie; + u32 p2p_go_set_probe_resp_ie; + u32 p2p_set_vendor_ie_data_cmdid; + u32 ap_ps_peer_param_cmdid; + u32 ap_ps_peer_uapsd_coex_cmdid; + u32 peer_rate_retry_sched_cmdid; + u32 wlan_profile_trigger_cmdid; + u32 wlan_profile_set_hist_intvl_cmdid; + u32 wlan_profile_get_profile_data_cmdid; + u32 wlan_profile_enable_profile_id_cmdid; + u32 wlan_profile_list_profile_id_cmdid; + u32 pdev_suspend_cmdid; + u32 pdev_resume_cmdid; + u32 add_bcn_filter_cmdid; + u32 rmv_bcn_filter_cmdid; + u32 wow_add_wake_pattern_cmdid; + u32 wow_del_wake_pattern_cmdid; + u32 wow_enable_disable_wake_event_cmdid; + u32 wow_enable_cmdid; + u32 wow_hostwakeup_from_sleep_cmdid; + u32 rtt_measreq_cmdid; + u32 rtt_tsf_cmdid; + u32 vdev_spectral_scan_configure_cmdid; + u32 vdev_spectral_scan_enable_cmdid; + u32 request_stats_cmdid; + u32 set_arp_ns_offload_cmdid; + u32 network_list_offload_config_cmdid; + u32 gtk_offload_cmdid; + u32 csa_offload_enable_cmdid; + u32 csa_offload_chanswitch_cmdid; + u32 chatter_set_mode_cmdid; + u32 peer_tid_addba_cmdid; + u32 peer_tid_delba_cmdid; + u32 sta_dtim_ps_method_cmdid; + u32 sta_uapsd_auto_trig_cmdid; + u32 sta_keepalive_cmd; + u32 echo_cmdid; + u32 pdev_utf_cmdid; + u32 dbglog_cfg_cmdid; + u32 pdev_qvit_cmdid; + u32 pdev_ftm_intg_cmdid; + u32 vdev_set_keepalive_cmdid; + u32 vdev_get_keepalive_cmdid; + u32 force_fw_hang_cmdid; + u32 gpio_config_cmdid; + u32 gpio_output_cmdid; +}; + +/* + * wmi command groups. + */ +enum wmi_cmd_group { + /* 0 to 2 are reserved */ + WMI_GRP_START = 0x3, + WMI_GRP_SCAN = WMI_GRP_START, + WMI_GRP_PDEV, + WMI_GRP_VDEV, + WMI_GRP_PEER, + WMI_GRP_MGMT, + WMI_GRP_BA_NEG, + WMI_GRP_STA_PS, + WMI_GRP_DFS, + WMI_GRP_ROAM, + WMI_GRP_OFL_SCAN, + WMI_GRP_P2P, + WMI_GRP_AP_PS, + WMI_GRP_RATE_CTRL, + WMI_GRP_PROFILE, + WMI_GRP_SUSPEND, + WMI_GRP_BCN_FILTER, + WMI_GRP_WOW, + WMI_GRP_RTT, + WMI_GRP_SPECTRAL, + WMI_GRP_STATS, + WMI_GRP_ARP_NS_OFL, + WMI_GRP_NLO_OFL, + WMI_GRP_GTK_OFL, + WMI_GRP_CSA_OFL, + WMI_GRP_CHATTER, + WMI_GRP_TID_ADDBA, + WMI_GRP_MISC, + WMI_GRP_GPIO, +}; + +#define WMI_CMD_GRP(grp_id) (((grp_id) << 12) | 0x1) +#define WMI_EVT_GRP_START_ID(grp_id) (((grp_id) << 12) | 0x1) + +#define WMI_CMD_UNSUPPORTED 0 + +/* Command IDs and command events for MAIN FW. */ +enum wmi_cmd_id { + WMI_INIT_CMDID = 0x1, + + /* Scan specific commands */ + WMI_START_SCAN_CMDID = WMI_CMD_GRP(WMI_GRP_SCAN), + WMI_STOP_SCAN_CMDID, + WMI_SCAN_CHAN_LIST_CMDID, + WMI_SCAN_SCH_PRIO_TBL_CMDID, + + /* PDEV (physical device) specific commands */ + WMI_PDEV_SET_REGDOMAIN_CMDID = WMI_CMD_GRP(WMI_GRP_PDEV), + WMI_PDEV_SET_CHANNEL_CMDID, + WMI_PDEV_SET_PARAM_CMDID, + WMI_PDEV_PKTLOG_ENABLE_CMDID, + WMI_PDEV_PKTLOG_DISABLE_CMDID, + WMI_PDEV_SET_WMM_PARAMS_CMDID, + WMI_PDEV_SET_HT_CAP_IE_CMDID, + WMI_PDEV_SET_VHT_CAP_IE_CMDID, + WMI_PDEV_SET_DSCP_TID_MAP_CMDID, + WMI_PDEV_SET_QUIET_MODE_CMDID, + WMI_PDEV_GREEN_AP_PS_ENABLE_CMDID, + WMI_PDEV_GET_TPC_CONFIG_CMDID, + WMI_PDEV_SET_BASE_MACADDR_CMDID, + + /* VDEV (virtual device) specific commands */ + WMI_VDEV_CREATE_CMDID = WMI_CMD_GRP(WMI_GRP_VDEV), + WMI_VDEV_DELETE_CMDID, + WMI_VDEV_START_REQUEST_CMDID, + WMI_VDEV_RESTART_REQUEST_CMDID, + WMI_VDEV_UP_CMDID, + WMI_VDEV_STOP_CMDID, + WMI_VDEV_DOWN_CMDID, + WMI_VDEV_SET_PARAM_CMDID, + WMI_VDEV_INSTALL_KEY_CMDID, + + /* peer specific commands */ + WMI_PEER_CREATE_CMDID = WMI_CMD_GRP(WMI_GRP_PEER), + WMI_PEER_DELETE_CMDID, + WMI_PEER_FLUSH_TIDS_CMDID, + WMI_PEER_SET_PARAM_CMDID, + WMI_PEER_ASSOC_CMDID, + WMI_PEER_ADD_WDS_ENTRY_CMDID, + WMI_PEER_REMOVE_WDS_ENTRY_CMDID, + WMI_PEER_MCAST_GROUP_CMDID, + + /* beacon/management specific commands */ + WMI_BCN_TX_CMDID = WMI_CMD_GRP(WMI_GRP_MGMT), + WMI_PDEV_SEND_BCN_CMDID, + WMI_BCN_TMPL_CMDID, + WMI_BCN_FILTER_RX_CMDID, + WMI_PRB_REQ_FILTER_RX_CMDID, + WMI_MGMT_TX_CMDID, + WMI_PRB_TMPL_CMDID, + + /* commands to directly control BA negotiation directly from host. */ + WMI_ADDBA_CLEAR_RESP_CMDID = WMI_CMD_GRP(WMI_GRP_BA_NEG), + WMI_ADDBA_SEND_CMDID, + WMI_ADDBA_STATUS_CMDID, + WMI_DELBA_SEND_CMDID, + WMI_ADDBA_SET_RESP_CMDID, + WMI_SEND_SINGLEAMSDU_CMDID, + + /* Station power save specific config */ + WMI_STA_POWERSAVE_MODE_CMDID = WMI_CMD_GRP(WMI_GRP_STA_PS), + WMI_STA_POWERSAVE_PARAM_CMDID, + WMI_STA_MIMO_PS_MODE_CMDID, + + /** DFS-specific commands */ + WMI_PDEV_DFS_ENABLE_CMDID = WMI_CMD_GRP(WMI_GRP_DFS), + WMI_PDEV_DFS_DISABLE_CMDID, + + /* Roaming specific commands */ + WMI_ROAM_SCAN_MODE = WMI_CMD_GRP(WMI_GRP_ROAM), + WMI_ROAM_SCAN_RSSI_THRESHOLD, + WMI_ROAM_SCAN_PERIOD, + WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD, + WMI_ROAM_AP_PROFILE, + + /* offload scan specific commands */ + WMI_OFL_SCAN_ADD_AP_PROFILE = WMI_CMD_GRP(WMI_GRP_OFL_SCAN), + WMI_OFL_SCAN_REMOVE_AP_PROFILE, + WMI_OFL_SCAN_PERIOD, + + /* P2P specific commands */ + WMI_P2P_DEV_SET_DEVICE_INFO = WMI_CMD_GRP(WMI_GRP_P2P), + WMI_P2P_DEV_SET_DISCOVERABILITY, + WMI_P2P_GO_SET_BEACON_IE, + WMI_P2P_GO_SET_PROBE_RESP_IE, + WMI_P2P_SET_VENDOR_IE_DATA_CMDID, + + /* AP power save specific config */ + WMI_AP_PS_PEER_PARAM_CMDID = WMI_CMD_GRP(WMI_GRP_AP_PS), + WMI_AP_PS_PEER_UAPSD_COEX_CMDID, + + /* Rate-control specific commands */ + WMI_PEER_RATE_RETRY_SCHED_CMDID = + WMI_CMD_GRP(WMI_GRP_RATE_CTRL), + + /* WLAN Profiling commands. */ + WMI_WLAN_PROFILE_TRIGGER_CMDID = WMI_CMD_GRP(WMI_GRP_PROFILE), + WMI_WLAN_PROFILE_SET_HIST_INTVL_CMDID, + WMI_WLAN_PROFILE_GET_PROFILE_DATA_CMDID, + WMI_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID, + WMI_WLAN_PROFILE_LIST_PROFILE_ID_CMDID, + + /* Suspend resume command Ids */ + WMI_PDEV_SUSPEND_CMDID = WMI_CMD_GRP(WMI_GRP_SUSPEND), + WMI_PDEV_RESUME_CMDID, + + /* Beacon filter commands */ + WMI_ADD_BCN_FILTER_CMDID = WMI_CMD_GRP(WMI_GRP_BCN_FILTER), + WMI_RMV_BCN_FILTER_CMDID, + + /* WOW Specific WMI commands*/ + WMI_WOW_ADD_WAKE_PATTERN_CMDID = WMI_CMD_GRP(WMI_GRP_WOW), + WMI_WOW_DEL_WAKE_PATTERN_CMDID, + WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID, + WMI_WOW_ENABLE_CMDID, + WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID, + + /* RTT measurement related cmd */ + WMI_RTT_MEASREQ_CMDID = WMI_CMD_GRP(WMI_GRP_RTT), + WMI_RTT_TSF_CMDID, + + /* spectral scan commands */ + WMI_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID = WMI_CMD_GRP(WMI_GRP_SPECTRAL), + WMI_VDEV_SPECTRAL_SCAN_ENABLE_CMDID, + + /* F/W stats */ + WMI_REQUEST_STATS_CMDID = WMI_CMD_GRP(WMI_GRP_STATS), + + /* ARP OFFLOAD REQUEST*/ + WMI_SET_ARP_NS_OFFLOAD_CMDID = WMI_CMD_GRP(WMI_GRP_ARP_NS_OFL), + + /* NS offload confid*/ + WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID = WMI_CMD_GRP(WMI_GRP_NLO_OFL), + + /* GTK offload Specific WMI commands*/ + WMI_GTK_OFFLOAD_CMDID = WMI_CMD_GRP(WMI_GRP_GTK_OFL), + + /* CSA offload Specific WMI commands*/ + WMI_CSA_OFFLOAD_ENABLE_CMDID = WMI_CMD_GRP(WMI_GRP_CSA_OFL), + WMI_CSA_OFFLOAD_CHANSWITCH_CMDID, + + /* Chatter commands*/ + WMI_CHATTER_SET_MODE_CMDID = WMI_CMD_GRP(WMI_GRP_CHATTER), + + /* addba specific commands */ + WMI_PEER_TID_ADDBA_CMDID = WMI_CMD_GRP(WMI_GRP_TID_ADDBA), + WMI_PEER_TID_DELBA_CMDID, + + /* set station mimo powersave method */ + WMI_STA_DTIM_PS_METHOD_CMDID, + /* Configure the Station UAPSD AC Auto Trigger Parameters */ + WMI_STA_UAPSD_AUTO_TRIG_CMDID, + + /* STA Keep alive parameter configuration, + Requires WMI_SERVICE_STA_KEEP_ALIVE */ + WMI_STA_KEEPALIVE_CMD, + + /* misc command group */ + WMI_ECHO_CMDID = WMI_CMD_GRP(WMI_GRP_MISC), + WMI_PDEV_UTF_CMDID, + WMI_DBGLOG_CFG_CMDID, + WMI_PDEV_QVIT_CMDID, + WMI_PDEV_FTM_INTG_CMDID, + WMI_VDEV_SET_KEEPALIVE_CMDID, + WMI_VDEV_GET_KEEPALIVE_CMDID, + WMI_FORCE_FW_HANG_CMDID, + + /* GPIO Configuration */ + WMI_GPIO_CONFIG_CMDID = WMI_CMD_GRP(WMI_GRP_GPIO), + WMI_GPIO_OUTPUT_CMDID, +}; + +enum wmi_event_id { + WMI_SERVICE_READY_EVENTID = 0x1, + WMI_READY_EVENTID, + + /* Scan specific events */ + WMI_SCAN_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_SCAN), + + /* PDEV specific events */ + WMI_PDEV_TPC_CONFIG_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_PDEV), + WMI_CHAN_INFO_EVENTID, + WMI_PHYERR_EVENTID, + + /* VDEV specific events */ + WMI_VDEV_START_RESP_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_VDEV), + WMI_VDEV_STOPPED_EVENTID, + WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID, + + /* peer specific events */ + WMI_PEER_STA_KICKOUT_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_PEER), + + /* beacon/mgmt specific events */ + WMI_MGMT_RX_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_MGMT), + WMI_HOST_SWBA_EVENTID, + WMI_TBTTOFFSET_UPDATE_EVENTID, + + /* ADDBA Related WMI Events*/ + WMI_TX_DELBA_COMPLETE_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_BA_NEG), + WMI_TX_ADDBA_COMPLETE_EVENTID, + + /* Roam event to trigger roaming on host */ + WMI_ROAM_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_ROAM), + WMI_PROFILE_MATCH, + + /* WoW */ + WMI_WOW_WAKEUP_HOST_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_WOW), + + /* RTT */ + WMI_RTT_MEASUREMENT_REPORT_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_RTT), + WMI_TSF_MEASUREMENT_REPORT_EVENTID, + WMI_RTT_ERROR_REPORT_EVENTID, + + /* GTK offload */ + WMI_GTK_OFFLOAD_STATUS_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_GTK_OFL), + WMI_GTK_REKEY_FAIL_EVENTID, + + /* CSA IE received event */ + WMI_CSA_HANDLING_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_CSA_OFL), + + /* Misc events */ + WMI_ECHO_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_MISC), + WMI_PDEV_UTF_EVENTID, + WMI_DEBUG_MESG_EVENTID, + WMI_UPDATE_STATS_EVENTID, + WMI_DEBUG_PRINT_EVENTID, + WMI_DCS_INTERFERENCE_EVENTID, + WMI_PDEV_QVIT_EVENTID, + WMI_WLAN_PROFILE_DATA_EVENTID, + WMI_PDEV_FTM_INTG_EVENTID, + WMI_WLAN_FREQ_AVOID_EVENTID, + WMI_VDEV_GET_KEEPALIVE_EVENTID, + + /* GPIO Event */ + WMI_GPIO_INPUT_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_GPIO), +}; + +/* Command IDs and command events for 10.X firmware */ +enum wmi_10x_cmd_id { + WMI_10X_START_CMDID = 0x9000, + WMI_10X_END_CMDID = 0x9FFF, + + /* initialize the wlan sub system */ + WMI_10X_INIT_CMDID, + + /* Scan specific commands */ + + WMI_10X_START_SCAN_CMDID = WMI_10X_START_CMDID, + WMI_10X_STOP_SCAN_CMDID, + WMI_10X_SCAN_CHAN_LIST_CMDID, + WMI_10X_ECHO_CMDID, + + /* PDEV(physical device) specific commands */ + WMI_10X_PDEV_SET_REGDOMAIN_CMDID, + WMI_10X_PDEV_SET_CHANNEL_CMDID, + WMI_10X_PDEV_SET_PARAM_CMDID, + WMI_10X_PDEV_PKTLOG_ENABLE_CMDID, + WMI_10X_PDEV_PKTLOG_DISABLE_CMDID, + WMI_10X_PDEV_SET_WMM_PARAMS_CMDID, + WMI_10X_PDEV_SET_HT_CAP_IE_CMDID, + WMI_10X_PDEV_SET_VHT_CAP_IE_CMDID, + WMI_10X_PDEV_SET_BASE_MACADDR_CMDID, + WMI_10X_PDEV_SET_DSCP_TID_MAP_CMDID, + WMI_10X_PDEV_SET_QUIET_MODE_CMDID, + WMI_10X_PDEV_GREEN_AP_PS_ENABLE_CMDID, + WMI_10X_PDEV_GET_TPC_CONFIG_CMDID, + + /* VDEV(virtual device) specific commands */ + WMI_10X_VDEV_CREATE_CMDID, + WMI_10X_VDEV_DELETE_CMDID, + WMI_10X_VDEV_START_REQUEST_CMDID, + WMI_10X_VDEV_RESTART_REQUEST_CMDID, + WMI_10X_VDEV_UP_CMDID, + WMI_10X_VDEV_STOP_CMDID, + WMI_10X_VDEV_DOWN_CMDID, + WMI_10X_VDEV_STANDBY_RESPONSE_CMDID, + WMI_10X_VDEV_RESUME_RESPONSE_CMDID, + WMI_10X_VDEV_SET_PARAM_CMDID, + WMI_10X_VDEV_INSTALL_KEY_CMDID, + + /* peer specific commands */ + WMI_10X_PEER_CREATE_CMDID, + WMI_10X_PEER_DELETE_CMDID, + WMI_10X_PEER_FLUSH_TIDS_CMDID, + WMI_10X_PEER_SET_PARAM_CMDID, + WMI_10X_PEER_ASSOC_CMDID, + WMI_10X_PEER_ADD_WDS_ENTRY_CMDID, + WMI_10X_PEER_REMOVE_WDS_ENTRY_CMDID, + WMI_10X_PEER_MCAST_GROUP_CMDID, + + /* beacon/management specific commands */ + + WMI_10X_BCN_TX_CMDID, + WMI_10X_BCN_PRB_TMPL_CMDID, + WMI_10X_BCN_FILTER_RX_CMDID, + WMI_10X_PRB_REQ_FILTER_RX_CMDID, + WMI_10X_MGMT_TX_CMDID, + + /* commands to directly control ba negotiation directly from host. */ + WMI_10X_ADDBA_CLEAR_RESP_CMDID, + WMI_10X_ADDBA_SEND_CMDID, + WMI_10X_ADDBA_STATUS_CMDID, + WMI_10X_DELBA_SEND_CMDID, + WMI_10X_ADDBA_SET_RESP_CMDID, + WMI_10X_SEND_SINGLEAMSDU_CMDID, + + /* Station power save specific config */ + WMI_10X_STA_POWERSAVE_MODE_CMDID, + WMI_10X_STA_POWERSAVE_PARAM_CMDID, + WMI_10X_STA_MIMO_PS_MODE_CMDID, + + /* set debug log config */ + WMI_10X_DBGLOG_CFG_CMDID, + + /* DFS-specific commands */ + WMI_10X_PDEV_DFS_ENABLE_CMDID, + WMI_10X_PDEV_DFS_DISABLE_CMDID, + + /* QVIT specific command id */ + WMI_10X_PDEV_QVIT_CMDID, + + /* Offload Scan and Roaming related commands */ + WMI_10X_ROAM_SCAN_MODE, + WMI_10X_ROAM_SCAN_RSSI_THRESHOLD, + WMI_10X_ROAM_SCAN_PERIOD, + WMI_10X_ROAM_SCAN_RSSI_CHANGE_THRESHOLD, + WMI_10X_ROAM_AP_PROFILE, + WMI_10X_OFL_SCAN_ADD_AP_PROFILE, + WMI_10X_OFL_SCAN_REMOVE_AP_PROFILE, + WMI_10X_OFL_SCAN_PERIOD, + + /* P2P specific commands */ + WMI_10X_P2P_DEV_SET_DEVICE_INFO, + WMI_10X_P2P_DEV_SET_DISCOVERABILITY, + WMI_10X_P2P_GO_SET_BEACON_IE, + WMI_10X_P2P_GO_SET_PROBE_RESP_IE, + + /* AP power save specific config */ + WMI_10X_AP_PS_PEER_PARAM_CMDID, + WMI_10X_AP_PS_PEER_UAPSD_COEX_CMDID, + + /* Rate-control specific commands */ + WMI_10X_PEER_RATE_RETRY_SCHED_CMDID, + + /* WLAN Profiling commands. */ + WMI_10X_WLAN_PROFILE_TRIGGER_CMDID, + WMI_10X_WLAN_PROFILE_SET_HIST_INTVL_CMDID, + WMI_10X_WLAN_PROFILE_GET_PROFILE_DATA_CMDID, + WMI_10X_WLAN_PROFILE_ENABLE_PROFILE_ID_CMDID, + WMI_10X_WLAN_PROFILE_LIST_PROFILE_ID_CMDID, + + /* Suspend resume command Ids */ + WMI_10X_PDEV_SUSPEND_CMDID, + WMI_10X_PDEV_RESUME_CMDID, + + /* Beacon filter commands */ + WMI_10X_ADD_BCN_FILTER_CMDID, + WMI_10X_RMV_BCN_FILTER_CMDID, + + /* WOW Specific WMI commands*/ + WMI_10X_WOW_ADD_WAKE_PATTERN_CMDID, + WMI_10X_WOW_DEL_WAKE_PATTERN_CMDID, + WMI_10X_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID, + WMI_10X_WOW_ENABLE_CMDID, + WMI_10X_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID, + + /* RTT measurement related cmd */ + WMI_10X_RTT_MEASREQ_CMDID, + WMI_10X_RTT_TSF_CMDID, + + /* transmit beacon by value */ + WMI_10X_PDEV_SEND_BCN_CMDID, + + /* F/W stats */ + WMI_10X_VDEV_SPECTRAL_SCAN_CONFIGURE_CMDID, + WMI_10X_VDEV_SPECTRAL_SCAN_ENABLE_CMDID, + WMI_10X_REQUEST_STATS_CMDID, + + /* GPIO Configuration */ + WMI_10X_GPIO_CONFIG_CMDID, + WMI_10X_GPIO_OUTPUT_CMDID, + + WMI_10X_PDEV_UTF_CMDID = WMI_10X_END_CMDID - 1, +}; + +enum wmi_10x_event_id { + WMI_10X_SERVICE_READY_EVENTID = 0x8000, + WMI_10X_READY_EVENTID, + WMI_10X_START_EVENTID = 0x9000, + WMI_10X_END_EVENTID = 0x9FFF, + + /* Scan specific events */ + WMI_10X_SCAN_EVENTID = WMI_10X_START_EVENTID, + WMI_10X_ECHO_EVENTID, + WMI_10X_DEBUG_MESG_EVENTID, + WMI_10X_UPDATE_STATS_EVENTID, + + /* Instantaneous RSSI event */ + WMI_10X_INST_RSSI_STATS_EVENTID, + + /* VDEV specific events */ + WMI_10X_VDEV_START_RESP_EVENTID, + WMI_10X_VDEV_STANDBY_REQ_EVENTID, + WMI_10X_VDEV_RESUME_REQ_EVENTID, + WMI_10X_VDEV_STOPPED_EVENTID, + + /* peer specific events */ + WMI_10X_PEER_STA_KICKOUT_EVENTID, + + /* beacon/mgmt specific events */ + WMI_10X_HOST_SWBA_EVENTID, + WMI_10X_TBTTOFFSET_UPDATE_EVENTID, + WMI_10X_MGMT_RX_EVENTID, + + /* Channel stats event */ + WMI_10X_CHAN_INFO_EVENTID, + + /* PHY Error specific WMI event */ + WMI_10X_PHYERR_EVENTID, + + /* Roam event to trigger roaming on host */ + WMI_10X_ROAM_EVENTID, + + /* matching AP found from list of profiles */ + WMI_10X_PROFILE_MATCH, + + /* debug print message used for tracing FW code while debugging */ + WMI_10X_DEBUG_PRINT_EVENTID, + /* VI spoecific event */ + WMI_10X_PDEV_QVIT_EVENTID, + /* FW code profile data in response to profile request */ + WMI_10X_WLAN_PROFILE_DATA_EVENTID, + + /*RTT related event ID*/ + WMI_10X_RTT_MEASUREMENT_REPORT_EVENTID, + WMI_10X_TSF_MEASUREMENT_REPORT_EVENTID, + WMI_10X_RTT_ERROR_REPORT_EVENTID, + + WMI_10X_WOW_WAKEUP_HOST_EVENTID, + WMI_10X_DCS_INTERFERENCE_EVENTID, + + /* TPC config for the current operating channel */ + WMI_10X_PDEV_TPC_CONFIG_EVENTID, + + WMI_10X_GPIO_INPUT_EVENTID, + WMI_10X_PDEV_UTF_EVENTID = WMI_10X_END_EVENTID-1, +}; + +enum wmi_phy_mode { + MODE_11A = 0, /* 11a Mode */ + MODE_11G = 1, /* 11b/g Mode */ + MODE_11B = 2, /* 11b Mode */ + MODE_11GONLY = 3, /* 11g only Mode */ + MODE_11NA_HT20 = 4, /* 11a HT20 mode */ + MODE_11NG_HT20 = 5, /* 11g HT20 mode */ + MODE_11NA_HT40 = 6, /* 11a HT40 mode */ + MODE_11NG_HT40 = 7, /* 11g HT40 mode */ + MODE_11AC_VHT20 = 8, + MODE_11AC_VHT40 = 9, + MODE_11AC_VHT80 = 10, + /* MODE_11AC_VHT160 = 11, */ + MODE_11AC_VHT20_2G = 11, + MODE_11AC_VHT40_2G = 12, + MODE_11AC_VHT80_2G = 13, + MODE_UNKNOWN = 14, + MODE_MAX = 14 +}; + +static inline const char *ath10k_wmi_phymode_str(enum wmi_phy_mode mode) +{ + switch (mode) { + case MODE_11A: + return "11a"; + case MODE_11G: + return "11g"; + case MODE_11B: + return "11b"; + case MODE_11GONLY: + return "11gonly"; + case MODE_11NA_HT20: + return "11na-ht20"; + case MODE_11NG_HT20: + return "11ng-ht20"; + case MODE_11NA_HT40: + return "11na-ht40"; + case MODE_11NG_HT40: + return "11ng-ht40"; + case MODE_11AC_VHT20: + return "11ac-vht20"; + case MODE_11AC_VHT40: + return "11ac-vht40"; + case MODE_11AC_VHT80: + return "11ac-vht80"; + case MODE_11AC_VHT20_2G: + return "11ac-vht20-2g"; + case MODE_11AC_VHT40_2G: + return "11ac-vht40-2g"; + case MODE_11AC_VHT80_2G: + return "11ac-vht80-2g"; + case MODE_UNKNOWN: + /* skip */ + break; + + /* no default handler to allow compiler to check that the + * enum is fully handled */ + }; + + return "<unknown>"; +} + +#define WMI_CHAN_LIST_TAG 0x1 +#define WMI_SSID_LIST_TAG 0x2 +#define WMI_BSSID_LIST_TAG 0x3 +#define WMI_IE_TAG 0x4 + +struct wmi_channel { + __le32 mhz; + __le32 band_center_freq1; + __le32 band_center_freq2; /* valid for 11ac, 80plus80 */ + union { + __le32 flags; /* WMI_CHAN_FLAG_ */ + struct { + u8 mode; /* only 6 LSBs */ + } __packed; + } __packed; + union { + __le32 reginfo0; + struct { + /* note: power unit is 0.5 dBm */ + u8 min_power; + u8 max_power; + u8 reg_power; + u8 reg_classid; + } __packed; + } __packed; + union { + __le32 reginfo1; + struct { + u8 antenna_max; + } __packed; + } __packed; +} __packed; + +struct wmi_channel_arg { + u32 freq; + u32 band_center_freq1; + bool passive; + bool allow_ibss; + bool allow_ht; + bool allow_vht; + bool ht40plus; + bool chan_radar; + /* note: power unit is 0.5 dBm */ + u32 min_power; + u32 max_power; + u32 max_reg_power; + u32 max_antenna_gain; + u32 reg_class_id; + enum wmi_phy_mode mode; +}; + +enum wmi_channel_change_cause { + WMI_CHANNEL_CHANGE_CAUSE_NONE = 0, + WMI_CHANNEL_CHANGE_CAUSE_CSA, +}; + +#define WMI_CHAN_FLAG_HT40_PLUS (1 << 6) +#define WMI_CHAN_FLAG_PASSIVE (1 << 7) +#define WMI_CHAN_FLAG_ADHOC_ALLOWED (1 << 8) +#define WMI_CHAN_FLAG_AP_DISABLED (1 << 9) +#define WMI_CHAN_FLAG_DFS (1 << 10) +#define WMI_CHAN_FLAG_ALLOW_HT (1 << 11) +#define WMI_CHAN_FLAG_ALLOW_VHT (1 << 12) + +/* Indicate reason for channel switch */ +#define WMI_CHANNEL_CHANGE_CAUSE_CSA (1 << 13) + +#define WMI_MAX_SPATIAL_STREAM 3 + +/* HT Capabilities*/ +#define WMI_HT_CAP_ENABLED 0x0001 /* HT Enabled/ disabled */ +#define WMI_HT_CAP_HT20_SGI 0x0002 /* Short Guard Interval with HT20 */ +#define WMI_HT_CAP_DYNAMIC_SMPS 0x0004 /* Dynamic MIMO powersave */ +#define WMI_HT_CAP_TX_STBC 0x0008 /* B3 TX STBC */ +#define WMI_HT_CAP_TX_STBC_MASK_SHIFT 3 +#define WMI_HT_CAP_RX_STBC 0x0030 /* B4-B5 RX STBC */ +#define WMI_HT_CAP_RX_STBC_MASK_SHIFT 4 +#define WMI_HT_CAP_LDPC 0x0040 /* LDPC supported */ +#define WMI_HT_CAP_L_SIG_TXOP_PROT 0x0080 /* L-SIG TXOP Protection */ +#define WMI_HT_CAP_MPDU_DENSITY 0x0700 /* MPDU Density */ +#define WMI_HT_CAP_MPDU_DENSITY_MASK_SHIFT 8 +#define WMI_HT_CAP_HT40_SGI 0x0800 + +#define WMI_HT_CAP_DEFAULT_ALL (WMI_HT_CAP_ENABLED | \ + WMI_HT_CAP_HT20_SGI | \ + WMI_HT_CAP_HT40_SGI | \ + WMI_HT_CAP_TX_STBC | \ + WMI_HT_CAP_RX_STBC | \ + WMI_HT_CAP_LDPC) + + +/* + * WMI_VHT_CAP_* these maps to ieee 802.11ac vht capability information + * field. The fields not defined here are not supported, or reserved. + * Do not change these masks and if you have to add new one follow the + * bitmask as specified by 802.11ac draft. + */ + +#define WMI_VHT_CAP_MAX_MPDU_LEN_MASK 0x00000003 +#define WMI_VHT_CAP_RX_LDPC 0x00000010 +#define WMI_VHT_CAP_SGI_80MHZ 0x00000020 +#define WMI_VHT_CAP_TX_STBC 0x00000080 +#define WMI_VHT_CAP_RX_STBC_MASK 0x00000300 +#define WMI_VHT_CAP_RX_STBC_MASK_SHIFT 8 +#define WMI_VHT_CAP_MAX_AMPDU_LEN_EXP 0x03800000 +#define WMI_VHT_CAP_MAX_AMPDU_LEN_EXP_SHIFT 23 +#define WMI_VHT_CAP_RX_FIXED_ANT 0x10000000 +#define WMI_VHT_CAP_TX_FIXED_ANT 0x20000000 + +/* The following also refer for max HT AMSDU */ +#define WMI_VHT_CAP_MAX_MPDU_LEN_3839 0x00000000 +#define WMI_VHT_CAP_MAX_MPDU_LEN_7935 0x00000001 +#define WMI_VHT_CAP_MAX_MPDU_LEN_11454 0x00000002 + +#define WMI_VHT_CAP_DEFAULT_ALL (WMI_VHT_CAP_MAX_MPDU_LEN_11454 | \ + WMI_VHT_CAP_RX_LDPC | \ + WMI_VHT_CAP_SGI_80MHZ | \ + WMI_VHT_CAP_TX_STBC | \ + WMI_VHT_CAP_RX_STBC_MASK | \ + WMI_VHT_CAP_MAX_AMPDU_LEN_EXP | \ + WMI_VHT_CAP_RX_FIXED_ANT | \ + WMI_VHT_CAP_TX_FIXED_ANT) + +/* + * Interested readers refer to Rx/Tx MCS Map definition as defined in + * 802.11ac + */ +#define WMI_VHT_MAX_MCS_4_SS_MASK(r, ss) ((3 & (r)) << (((ss) - 1) << 1)) +#define WMI_VHT_MAX_SUPP_RATE_MASK 0x1fff0000 +#define WMI_VHT_MAX_SUPP_RATE_MASK_SHIFT 16 + +enum { + REGDMN_MODE_11A = 0x00001, /* 11a channels */ + REGDMN_MODE_TURBO = 0x00002, /* 11a turbo-only channels */ + REGDMN_MODE_11B = 0x00004, /* 11b channels */ + REGDMN_MODE_PUREG = 0x00008, /* 11g channels (OFDM only) */ + REGDMN_MODE_11G = 0x00008, /* XXX historical */ + REGDMN_MODE_108G = 0x00020, /* 11a+Turbo channels */ + REGDMN_MODE_108A = 0x00040, /* 11g+Turbo channels */ + REGDMN_MODE_XR = 0x00100, /* XR channels */ + REGDMN_MODE_11A_HALF_RATE = 0x00200, /* 11A half rate channels */ + REGDMN_MODE_11A_QUARTER_RATE = 0x00400, /* 11A quarter rate channels */ + REGDMN_MODE_11NG_HT20 = 0x00800, /* 11N-G HT20 channels */ + REGDMN_MODE_11NA_HT20 = 0x01000, /* 11N-A HT20 channels */ + REGDMN_MODE_11NG_HT40PLUS = 0x02000, /* 11N-G HT40 + channels */ + REGDMN_MODE_11NG_HT40MINUS = 0x04000, /* 11N-G HT40 - channels */ + REGDMN_MODE_11NA_HT40PLUS = 0x08000, /* 11N-A HT40 + channels */ + REGDMN_MODE_11NA_HT40MINUS = 0x10000, /* 11N-A HT40 - channels */ + REGDMN_MODE_11AC_VHT20 = 0x20000, /* 5Ghz, VHT20 */ + REGDMN_MODE_11AC_VHT40PLUS = 0x40000, /* 5Ghz, VHT40 + channels */ + REGDMN_MODE_11AC_VHT40MINUS = 0x80000, /* 5Ghz VHT40 - channels */ + REGDMN_MODE_11AC_VHT80 = 0x100000, /* 5Ghz, VHT80 channels */ + REGDMN_MODE_ALL = 0xffffffff +}; + +#define REGDMN_CAP1_CHAN_HALF_RATE 0x00000001 +#define REGDMN_CAP1_CHAN_QUARTER_RATE 0x00000002 +#define REGDMN_CAP1_CHAN_HAL49GHZ 0x00000004 + +/* regulatory capabilities */ +#define REGDMN_EEPROM_EEREGCAP_EN_FCC_MIDBAND 0x0040 +#define REGDMN_EEPROM_EEREGCAP_EN_KK_U1_EVEN 0x0080 +#define REGDMN_EEPROM_EEREGCAP_EN_KK_U2 0x0100 +#define REGDMN_EEPROM_EEREGCAP_EN_KK_MIDBAND 0x0200 +#define REGDMN_EEPROM_EEREGCAP_EN_KK_U1_ODD 0x0400 +#define REGDMN_EEPROM_EEREGCAP_EN_KK_NEW_11A 0x0800 + +struct hal_reg_capabilities { + /* regdomain value specified in EEPROM */ + __le32 eeprom_rd; + /*regdomain */ + __le32 eeprom_rd_ext; + /* CAP1 capabilities bit map. */ + __le32 regcap1; + /* REGDMN EEPROM CAP. */ + __le32 regcap2; + /* REGDMN MODE */ + __le32 wireless_modes; + __le32 low_2ghz_chan; + __le32 high_2ghz_chan; + __le32 low_5ghz_chan; + __le32 high_5ghz_chan; +} __packed; + +enum wlan_mode_capability { + WHAL_WLAN_11A_CAPABILITY = 0x1, + WHAL_WLAN_11G_CAPABILITY = 0x2, + WHAL_WLAN_11AG_CAPABILITY = 0x3, +}; + +/* structure used by FW for requesting host memory */ +struct wlan_host_mem_req { + /* ID of the request */ + __le32 req_id; + /* size of the of each unit */ + __le32 unit_size; + /* flags to indicate that + * the number units is dependent + * on number of resources(num vdevs num peers .. etc) + */ + __le32 num_unit_info; + /* + * actual number of units to allocate . if flags in the num_unit_info + * indicate that number of units is tied to number of a particular + * resource to allocate then num_units filed is set to 0 and host + * will derive the number units from number of the resources it is + * requesting. + */ + __le32 num_units; +} __packed; + +#define WMI_SERVICE_IS_ENABLED(wmi_svc_bmap, svc_id) \ + ((((wmi_svc_bmap)[(svc_id)/(sizeof(u32))]) & \ + (1 << ((svc_id)%(sizeof(u32))))) != 0) + +/* + * The following struct holds optional payload for + * wmi_service_ready_event,e.g., 11ac pass some of the + * device capability to the host. + */ +struct wmi_service_ready_event { + __le32 sw_version; + __le32 sw_version_1; + __le32 abi_version; + /* WMI_PHY_CAPABILITY */ + __le32 phy_capability; + /* Maximum number of frag table entries that SW will populate less 1 */ + __le32 max_frag_entry; + __le32 wmi_service_bitmap[WMI_SERVICE_BM_SIZE]; + __le32 num_rf_chains; + /* + * The following field is only valid for service type + * WMI_SERVICE_11AC + */ + __le32 ht_cap_info; /* WMI HT Capability */ + __le32 vht_cap_info; /* VHT capability info field of 802.11ac */ + __le32 vht_supp_mcs; /* VHT Supported MCS Set field Rx/Tx same */ + __le32 hw_min_tx_power; + __le32 hw_max_tx_power; + struct hal_reg_capabilities hal_reg_capabilities; + __le32 sys_cap_info; + __le32 min_pkt_size_enable; /* Enterprise mode short pkt enable */ + /* + * Max beacon and Probe Response IE offload size + * (includes optional P2P IEs) + */ + __le32 max_bcn_ie_size; + /* + * request to host to allocate a chuck of memory and pss it down to FW + * via WM_INIT. FW uses this as FW extesnsion memory for saving its + * data structures. Only valid for low latency interfaces like PCIE + * where FW can access this memory directly (or) by DMA. + */ + __le32 num_mem_reqs; + struct wlan_host_mem_req mem_reqs[1]; +} __packed; + +/* This is the definition from 10.X firmware branch */ +struct wmi_service_ready_event_10x { + __le32 sw_version; + __le32 abi_version; + + /* WMI_PHY_CAPABILITY */ + __le32 phy_capability; + + /* Maximum number of frag table entries that SW will populate less 1 */ + __le32 max_frag_entry; + __le32 wmi_service_bitmap[WMI_SERVICE_BM_SIZE]; + __le32 num_rf_chains; + + /* + * The following field is only valid for service type + * WMI_SERVICE_11AC + */ + __le32 ht_cap_info; /* WMI HT Capability */ + __le32 vht_cap_info; /* VHT capability info field of 802.11ac */ + __le32 vht_supp_mcs; /* VHT Supported MCS Set field Rx/Tx same */ + __le32 hw_min_tx_power; + __le32 hw_max_tx_power; + + struct hal_reg_capabilities hal_reg_capabilities; + + __le32 sys_cap_info; + __le32 min_pkt_size_enable; /* Enterprise mode short pkt enable */ + + /* + * request to host to allocate a chuck of memory and pss it down to FW + * via WM_INIT. FW uses this as FW extesnsion memory for saving its + * data structures. Only valid for low latency interfaces like PCIE + * where FW can access this memory directly (or) by DMA. + */ + __le32 num_mem_reqs; + + struct wlan_host_mem_req mem_reqs[1]; +} __packed; + + +#define WMI_SERVICE_READY_TIMEOUT_HZ (5*HZ) +#define WMI_UNIFIED_READY_TIMEOUT_HZ (5*HZ) + +struct wmi_ready_event { + __le32 sw_version; + __le32 abi_version; + struct wmi_mac_addr mac_addr; + __le32 status; +} __packed; + +struct wmi_resource_config { + /* number of virtual devices (VAPs) to support */ + __le32 num_vdevs; + + /* number of peer nodes to support */ + __le32 num_peers; + + /* + * In offload mode target supports features like WOW, chatter and + * other protocol offloads. In order to support them some + * functionalities like reorder buffering, PN checking need to be + * done in target. This determines maximum number of peers suported + * by target in offload mode + */ + __le32 num_offload_peers; + + /* For target-based RX reordering */ + __le32 num_offload_reorder_bufs; + + /* number of keys per peer */ + __le32 num_peer_keys; + + /* total number of TX/RX data TIDs */ + __le32 num_tids; + + /* + * max skid for resolving hash collisions + * + * The address search table is sparse, so that if two MAC addresses + * result in the same hash value, the second of these conflicting + * entries can slide to the next index in the address search table, + * and use it, if it is unoccupied. This ast_skid_limit parameter + * specifies the upper bound on how many subsequent indices to search + * over to find an unoccupied space. + */ + __le32 ast_skid_limit; + + /* + * the nominal chain mask for transmit + * + * The chain mask may be modified dynamically, e.g. to operate AP + * tx with a reduced number of chains if no clients are associated. + * This configuration parameter specifies the nominal chain-mask that + * should be used when not operating with a reduced set of tx chains. + */ + __le32 tx_chain_mask; + + /* + * the nominal chain mask for receive + * + * The chain mask may be modified dynamically, e.g. for a client + * to use a reduced number of chains for receive if the traffic to + * the client is low enough that it doesn't require downlink MIMO + * or antenna diversity. + * This configuration parameter specifies the nominal chain-mask that + * should be used when not operating with a reduced set of rx chains. + */ + __le32 rx_chain_mask; + + /* + * what rx reorder timeout (ms) to use for the AC + * + * Each WMM access class (voice, video, best-effort, background) will + * have its own timeout value to dictate how long to wait for missing + * rx MPDUs to arrive before flushing subsequent MPDUs that have + * already been received. + * This parameter specifies the timeout in milliseconds for each + * class. + */ + __le32 rx_timeout_pri_vi; + __le32 rx_timeout_pri_vo; + __le32 rx_timeout_pri_be; + __le32 rx_timeout_pri_bk; + + /* + * what mode the rx should decap packets to + * + * MAC can decap to RAW (no decap), native wifi or Ethernet types + * THis setting also determines the default TX behavior, however TX + * behavior can be modified on a per VAP basis during VAP init + */ + __le32 rx_decap_mode; + + /* what is the maximum number of scan requests that can be queued */ + __le32 scan_max_pending_reqs; + + /* maximum VDEV that could use BMISS offload */ + __le32 bmiss_offload_max_vdev; + + /* maximum VDEV that could use offload roaming */ + __le32 roam_offload_max_vdev; + + /* maximum AP profiles that would push to offload roaming */ + __le32 roam_offload_max_ap_profiles; + + /* + * how many groups to use for mcast->ucast conversion + * + * The target's WAL maintains a table to hold information regarding + * which peers belong to a given multicast group, so that if + * multicast->unicast conversion is enabled, the target can convert + * multicast tx frames to a series of unicast tx frames, to each + * peer within the multicast group. + This num_mcast_groups configuration parameter tells the target how + * many multicast groups to provide storage for within its multicast + * group membership table. + */ + __le32 num_mcast_groups; + + /* + * size to alloc for the mcast membership table + * + * This num_mcast_table_elems configuration parameter tells the + * target how many peer elements it needs to provide storage for in + * its multicast group membership table. + * These multicast group membership table elements are shared by the + * multicast groups stored within the table. + */ + __le32 num_mcast_table_elems; + + /* + * whether/how to do multicast->unicast conversion + * + * This configuration parameter specifies whether the target should + * perform multicast --> unicast conversion on transmit, and if so, + * what to do if it finds no entries in its multicast group + * membership table for the multicast IP address in the tx frame. + * Configuration value: + * 0 -> Do not perform multicast to unicast conversion. + * 1 -> Convert multicast frames to unicast, if the IP multicast + * address from the tx frame is found in the multicast group + * membership table. If the IP multicast address is not found, + * drop the frame. + * 2 -> Convert multicast frames to unicast, if the IP multicast + * address from the tx frame is found in the multicast group + * membership table. If the IP multicast address is not found, + * transmit the frame as multicast. + */ + __le32 mcast2ucast_mode; + + /* + * how much memory to allocate for a tx PPDU dbg log + * + * This parameter controls how much memory the target will allocate + * to store a log of tx PPDU meta-information (how large the PPDU + * was, when it was sent, whether it was successful, etc.) + */ + __le32 tx_dbg_log_size; + + /* how many AST entries to be allocated for WDS */ + __le32 num_wds_entries; + + /* + * MAC DMA burst size, e.g., For target PCI limit can be + * 0 -default, 1 256B + */ + __le32 dma_burst_size; + + /* + * Fixed delimiters to be inserted after every MPDU to + * account for interface latency to avoid underrun. + */ + __le32 mac_aggr_delim; + + /* + * determine whether target is responsible for detecting duplicate + * non-aggregate MPDU and timing out stale fragments. + * + * A-MPDU reordering is always performed on the target. + * + * 0: target responsible for frag timeout and dup checking + * 1: host responsible for frag timeout and dup checking + */ + __le32 rx_skip_defrag_timeout_dup_detection_check; + + /* + * Configuration for VoW : + * No of Video Nodes to be supported + * and Max no of descriptors for each Video link (node). + */ + __le32 vow_config; + + /* maximum VDEV that could use GTK offload */ + __le32 gtk_offload_max_vdev; + + /* Number of msdu descriptors target should use */ + __le32 num_msdu_desc; + + /* + * Max. number of Tx fragments per MSDU + * This parameter controls the max number of Tx fragments per MSDU. + * This is sent by the target as part of the WMI_SERVICE_READY event + * and is overriden by the OS shim as required. + */ + __le32 max_frag_entries; +} __packed; + +struct wmi_resource_config_10x { + /* number of virtual devices (VAPs) to support */ + __le32 num_vdevs; + + /* number of peer nodes to support */ + __le32 num_peers; + + /* number of keys per peer */ + __le32 num_peer_keys; + + /* total number of TX/RX data TIDs */ + __le32 num_tids; + + /* + * max skid for resolving hash collisions + * + * The address search table is sparse, so that if two MAC addresses + * result in the same hash value, the second of these conflicting + * entries can slide to the next index in the address search table, + * and use it, if it is unoccupied. This ast_skid_limit parameter + * specifies the upper bound on how many subsequent indices to search + * over to find an unoccupied space. + */ + __le32 ast_skid_limit; + + /* + * the nominal chain mask for transmit + * + * The chain mask may be modified dynamically, e.g. to operate AP + * tx with a reduced number of chains if no clients are associated. + * This configuration parameter specifies the nominal chain-mask that + * should be used when not operating with a reduced set of tx chains. + */ + __le32 tx_chain_mask; + + /* + * the nominal chain mask for receive + * + * The chain mask may be modified dynamically, e.g. for a client + * to use a reduced number of chains for receive if the traffic to + * the client is low enough that it doesn't require downlink MIMO + * or antenna diversity. + * This configuration parameter specifies the nominal chain-mask that + * should be used when not operating with a reduced set of rx chains. + */ + __le32 rx_chain_mask; + + /* + * what rx reorder timeout (ms) to use for the AC + * + * Each WMM access class (voice, video, best-effort, background) will + * have its own timeout value to dictate how long to wait for missing + * rx MPDUs to arrive before flushing subsequent MPDUs that have + * already been received. + * This parameter specifies the timeout in milliseconds for each + * class. + */ + __le32 rx_timeout_pri_vi; + __le32 rx_timeout_pri_vo; + __le32 rx_timeout_pri_be; + __le32 rx_timeout_pri_bk; + + /* + * what mode the rx should decap packets to + * + * MAC can decap to RAW (no decap), native wifi or Ethernet types + * THis setting also determines the default TX behavior, however TX + * behavior can be modified on a per VAP basis during VAP init + */ + __le32 rx_decap_mode; + + /* what is the maximum number of scan requests that can be queued */ + __le32 scan_max_pending_reqs; + + /* maximum VDEV that could use BMISS offload */ + __le32 bmiss_offload_max_vdev; + + /* maximum VDEV that could use offload roaming */ + __le32 roam_offload_max_vdev; + + /* maximum AP profiles that would push to offload roaming */ + __le32 roam_offload_max_ap_profiles; + + /* + * how many groups to use for mcast->ucast conversion + * + * The target's WAL maintains a table to hold information regarding + * which peers belong to a given multicast group, so that if + * multicast->unicast conversion is enabled, the target can convert + * multicast tx frames to a series of unicast tx frames, to each + * peer within the multicast group. + This num_mcast_groups configuration parameter tells the target how + * many multicast groups to provide storage for within its multicast + * group membership table. + */ + __le32 num_mcast_groups; + + /* + * size to alloc for the mcast membership table + * + * This num_mcast_table_elems configuration parameter tells the + * target how many peer elements it needs to provide storage for in + * its multicast group membership table. + * These multicast group membership table elements are shared by the + * multicast groups stored within the table. + */ + __le32 num_mcast_table_elems; + + /* + * whether/how to do multicast->unicast conversion + * + * This configuration parameter specifies whether the target should + * perform multicast --> unicast conversion on transmit, and if so, + * what to do if it finds no entries in its multicast group + * membership table for the multicast IP address in the tx frame. + * Configuration value: + * 0 -> Do not perform multicast to unicast conversion. + * 1 -> Convert multicast frames to unicast, if the IP multicast + * address from the tx frame is found in the multicast group + * membership table. If the IP multicast address is not found, + * drop the frame. + * 2 -> Convert multicast frames to unicast, if the IP multicast + * address from the tx frame is found in the multicast group + * membership table. If the IP multicast address is not found, + * transmit the frame as multicast. + */ + __le32 mcast2ucast_mode; + + /* + * how much memory to allocate for a tx PPDU dbg log + * + * This parameter controls how much memory the target will allocate + * to store a log of tx PPDU meta-information (how large the PPDU + * was, when it was sent, whether it was successful, etc.) + */ + __le32 tx_dbg_log_size; + + /* how many AST entries to be allocated for WDS */ + __le32 num_wds_entries; + + /* + * MAC DMA burst size, e.g., For target PCI limit can be + * 0 -default, 1 256B + */ + __le32 dma_burst_size; + + /* + * Fixed delimiters to be inserted after every MPDU to + * account for interface latency to avoid underrun. + */ + __le32 mac_aggr_delim; + + /* + * determine whether target is responsible for detecting duplicate + * non-aggregate MPDU and timing out stale fragments. + * + * A-MPDU reordering is always performed on the target. + * + * 0: target responsible for frag timeout and dup checking + * 1: host responsible for frag timeout and dup checking + */ + __le32 rx_skip_defrag_timeout_dup_detection_check; + + /* + * Configuration for VoW : + * No of Video Nodes to be supported + * and Max no of descriptors for each Video link (node). + */ + __le32 vow_config; + + /* Number of msdu descriptors target should use */ + __le32 num_msdu_desc; + + /* + * Max. number of Tx fragments per MSDU + * This parameter controls the max number of Tx fragments per MSDU. + * This is sent by the target as part of the WMI_SERVICE_READY event + * and is overriden by the OS shim as required. + */ + __le32 max_frag_entries; +} __packed; + + +#define NUM_UNITS_IS_NUM_VDEVS 0x1 +#define NUM_UNITS_IS_NUM_PEERS 0x2 + +/* strucutre describing host memory chunk. */ +struct host_memory_chunk { + /* id of the request that is passed up in service ready */ + __le32 req_id; + /* the physical address the memory chunk */ + __le32 ptr; + /* size of the chunk */ + __le32 size; +} __packed; + +struct wmi_init_cmd { + struct wmi_resource_config resource_config; + __le32 num_host_mem_chunks; + + /* + * variable number of host memory chunks. + * This should be the last element in the structure + */ + struct host_memory_chunk host_mem_chunks[1]; +} __packed; + +/* _10x stucture is from 10.X FW API */ +struct wmi_init_cmd_10x { + struct wmi_resource_config_10x resource_config; + __le32 num_host_mem_chunks; + + /* + * variable number of host memory chunks. + * This should be the last element in the structure + */ + struct host_memory_chunk host_mem_chunks[1]; +} __packed; + +/* TLV for channel list */ +struct wmi_chan_list { + __le32 tag; /* WMI_CHAN_LIST_TAG */ + __le32 num_chan; + __le32 channel_list[0]; +} __packed; + +struct wmi_bssid_list { + __le32 tag; /* WMI_BSSID_LIST_TAG */ + __le32 num_bssid; + struct wmi_mac_addr bssid_list[0]; +} __packed; + +struct wmi_ie_data { + __le32 tag; /* WMI_IE_TAG */ + __le32 ie_len; + u8 ie_data[0]; +} __packed; + +struct wmi_ssid { + __le32 ssid_len; + u8 ssid[32]; +} __packed; + +struct wmi_ssid_list { + __le32 tag; /* WMI_SSID_LIST_TAG */ + __le32 num_ssids; + struct wmi_ssid ssids[0]; +} __packed; + +/* prefix used by scan requestor ids on the host */ +#define WMI_HOST_SCAN_REQUESTOR_ID_PREFIX 0xA000 + +/* prefix used by scan request ids generated on the host */ +/* host cycles through the lower 12 bits to generate ids */ +#define WMI_HOST_SCAN_REQ_ID_PREFIX 0xA000 + +#define WLAN_SCAN_PARAMS_MAX_SSID 16 +#define WLAN_SCAN_PARAMS_MAX_BSSID 4 +#define WLAN_SCAN_PARAMS_MAX_IE_LEN 256 + +/* Scan priority numbers must be sequential, starting with 0 */ +enum wmi_scan_priority { + WMI_SCAN_PRIORITY_VERY_LOW = 0, + WMI_SCAN_PRIORITY_LOW, + WMI_SCAN_PRIORITY_MEDIUM, + WMI_SCAN_PRIORITY_HIGH, + WMI_SCAN_PRIORITY_VERY_HIGH, + WMI_SCAN_PRIORITY_COUNT /* number of priorities supported */ +}; + +struct wmi_start_scan_cmd { + /* Scan ID */ + __le32 scan_id; + /* Scan requestor ID */ + __le32 scan_req_id; + /* VDEV id(interface) that is requesting scan */ + __le32 vdev_id; + /* Scan Priority, input to scan scheduler */ + __le32 scan_priority; + /* Scan events subscription */ + __le32 notify_scan_events; + /* dwell time in msec on active channels */ + __le32 dwell_time_active; + /* dwell time in msec on passive channels */ + __le32 dwell_time_passive; + /* + * min time in msec on the BSS channel,only valid if atleast one + * VDEV is active + */ + __le32 min_rest_time; + /* + * max rest time in msec on the BSS channel,only valid if at least + * one VDEV is active + */ + /* + * the scanner will rest on the bss channel at least min_rest_time + * after min_rest_time the scanner will start checking for tx/rx + * activity on all VDEVs. if there is no activity the scanner will + * switch to off channel. if there is activity the scanner will let + * the radio on the bss channel until max_rest_time expires.at + * max_rest_time scanner will switch to off channel irrespective of + * activity. activity is determined by the idle_time parameter. + */ + __le32 max_rest_time; + /* + * time before sending next set of probe requests. + * The scanner keeps repeating probe requests transmission with + * period specified by repeat_probe_time. + * The number of probe requests specified depends on the ssid_list + * and bssid_list + */ + __le32 repeat_probe_time; + /* time in msec between 2 consequetive probe requests with in a set. */ + __le32 probe_spacing_time; + /* + * data inactivity time in msec on bss channel that will be used by + * scanner for measuring the inactivity. + */ + __le32 idle_time; + /* maximum time in msec allowed for scan */ + __le32 max_scan_time; + /* + * delay in msec before sending first probe request after switching + * to a channel + */ + __le32 probe_delay; + /* Scan control flags */ + __le32 scan_ctrl_flags; + + /* Burst duration time in msecs */ + __le32 burst_duration; + /* + * TLV (tag length value ) paramerters follow the scan_cmd structure. + * TLV can contain channel list, bssid list, ssid list and + * ie. the TLV tags are defined above; + */ +} __packed; + +/* This is the definition from 10.X firmware branch */ +struct wmi_start_scan_cmd_10x { + /* Scan ID */ + __le32 scan_id; + + /* Scan requestor ID */ + __le32 scan_req_id; + + /* VDEV id(interface) that is requesting scan */ + __le32 vdev_id; + + /* Scan Priority, input to scan scheduler */ + __le32 scan_priority; + + /* Scan events subscription */ + __le32 notify_scan_events; + + /* dwell time in msec on active channels */ + __le32 dwell_time_active; + + /* dwell time in msec on passive channels */ + __le32 dwell_time_passive; + + /* + * min time in msec on the BSS channel,only valid if atleast one + * VDEV is active + */ + __le32 min_rest_time; + + /* + * max rest time in msec on the BSS channel,only valid if at least + * one VDEV is active + */ + /* + * the scanner will rest on the bss channel at least min_rest_time + * after min_rest_time the scanner will start checking for tx/rx + * activity on all VDEVs. if there is no activity the scanner will + * switch to off channel. if there is activity the scanner will let + * the radio on the bss channel until max_rest_time expires.at + * max_rest_time scanner will switch to off channel irrespective of + * activity. activity is determined by the idle_time parameter. + */ + __le32 max_rest_time; + + /* + * time before sending next set of probe requests. + * The scanner keeps repeating probe requests transmission with + * period specified by repeat_probe_time. + * The number of probe requests specified depends on the ssid_list + * and bssid_list + */ + __le32 repeat_probe_time; + + /* time in msec between 2 consequetive probe requests with in a set. */ + __le32 probe_spacing_time; + + /* + * data inactivity time in msec on bss channel that will be used by + * scanner for measuring the inactivity. + */ + __le32 idle_time; + + /* maximum time in msec allowed for scan */ + __le32 max_scan_time; + + /* + * delay in msec before sending first probe request after switching + * to a channel + */ + __le32 probe_delay; + + /* Scan control flags */ + __le32 scan_ctrl_flags; + + /* + * TLV (tag length value ) paramerters follow the scan_cmd structure. + * TLV can contain channel list, bssid list, ssid list and + * ie. the TLV tags are defined above; + */ +} __packed; + + +struct wmi_ssid_arg { + int len; + const u8 *ssid; +}; + +struct wmi_bssid_arg { + const u8 *bssid; +}; + +struct wmi_start_scan_arg { + u32 scan_id; + u32 scan_req_id; + u32 vdev_id; + u32 scan_priority; + u32 notify_scan_events; + u32 dwell_time_active; + u32 dwell_time_passive; + u32 min_rest_time; + u32 max_rest_time; + u32 repeat_probe_time; + u32 probe_spacing_time; + u32 idle_time; + u32 max_scan_time; + u32 probe_delay; + u32 scan_ctrl_flags; + + u32 ie_len; + u32 n_channels; + u32 n_ssids; + u32 n_bssids; + + u8 ie[WLAN_SCAN_PARAMS_MAX_IE_LEN]; + u32 channels[64]; + struct wmi_ssid_arg ssids[WLAN_SCAN_PARAMS_MAX_SSID]; + struct wmi_bssid_arg bssids[WLAN_SCAN_PARAMS_MAX_BSSID]; +}; + +/* scan control flags */ + +/* passively scan all channels including active channels */ +#define WMI_SCAN_FLAG_PASSIVE 0x1 +/* add wild card ssid probe request even though ssid_list is specified. */ +#define WMI_SCAN_ADD_BCAST_PROBE_REQ 0x2 +/* add cck rates to rates/xrate ie for the generated probe request */ +#define WMI_SCAN_ADD_CCK_RATES 0x4 +/* add ofdm rates to rates/xrate ie for the generated probe request */ +#define WMI_SCAN_ADD_OFDM_RATES 0x8 +/* To enable indication of Chan load and Noise floor to host */ +#define WMI_SCAN_CHAN_STAT_EVENT 0x10 +/* Filter Probe request frames */ +#define WMI_SCAN_FILTER_PROBE_REQ 0x20 +/* When set, DFS channels will not be scanned */ +#define WMI_SCAN_BYPASS_DFS_CHN 0x40 +/* Different FW scan engine may choose to bail out on errors. + * Allow the driver to have influence over that. */ +#define WMI_SCAN_CONTINUE_ON_ERROR 0x80 + +/* WMI_SCAN_CLASS_MASK must be the same value as IEEE80211_SCAN_CLASS_MASK */ +#define WMI_SCAN_CLASS_MASK 0xFF000000 + + +enum wmi_stop_scan_type { + WMI_SCAN_STOP_ONE = 0x00000000, /* stop by scan_id */ + WMI_SCAN_STOP_VDEV_ALL = 0x01000000, /* stop by vdev_id */ + WMI_SCAN_STOP_ALL = 0x04000000, /* stop all scans */ +}; + +struct wmi_stop_scan_cmd { + __le32 scan_req_id; + __le32 scan_id; + __le32 req_type; + __le32 vdev_id; +} __packed; + +struct wmi_stop_scan_arg { + u32 req_id; + enum wmi_stop_scan_type req_type; + union { + u32 scan_id; + u32 vdev_id; + } u; +}; + +struct wmi_scan_chan_list_cmd { + __le32 num_scan_chans; + struct wmi_channel chan_info[0]; +} __packed; + +struct wmi_scan_chan_list_arg { + u32 n_channels; + struct wmi_channel_arg *channels; +}; + +enum wmi_bss_filter { + WMI_BSS_FILTER_NONE = 0, /* no beacons forwarded */ + WMI_BSS_FILTER_ALL, /* all beacons forwarded */ + WMI_BSS_FILTER_PROFILE, /* only beacons matching profile */ + WMI_BSS_FILTER_ALL_BUT_PROFILE, /* all but beacons matching profile */ + WMI_BSS_FILTER_CURRENT_BSS, /* only beacons matching current BSS */ + WMI_BSS_FILTER_ALL_BUT_BSS, /* all but beacons matching BSS */ + WMI_BSS_FILTER_PROBED_SSID, /* beacons matching probed ssid */ + WMI_BSS_FILTER_LAST_BSS, /* marker only */ +}; + +enum wmi_scan_event_type { + WMI_SCAN_EVENT_STARTED = 0x1, + WMI_SCAN_EVENT_COMPLETED = 0x2, + WMI_SCAN_EVENT_BSS_CHANNEL = 0x4, + WMI_SCAN_EVENT_FOREIGN_CHANNEL = 0x8, + WMI_SCAN_EVENT_DEQUEUED = 0x10, + WMI_SCAN_EVENT_PREEMPTED = 0x20, /* possibly by high-prio scan */ + WMI_SCAN_EVENT_START_FAILED = 0x40, + WMI_SCAN_EVENT_RESTARTED = 0x80, + WMI_SCAN_EVENT_MAX = 0x8000 +}; + +enum wmi_scan_completion_reason { + WMI_SCAN_REASON_COMPLETED, + WMI_SCAN_REASON_CANCELLED, + WMI_SCAN_REASON_PREEMPTED, + WMI_SCAN_REASON_TIMEDOUT, + WMI_SCAN_REASON_MAX, +}; + +struct wmi_scan_event { + __le32 event_type; /* %WMI_SCAN_EVENT_ */ + __le32 reason; /* %WMI_SCAN_REASON_ */ + __le32 channel_freq; /* only valid for WMI_SCAN_EVENT_FOREIGN_CHANNEL */ + __le32 scan_req_id; + __le32 scan_id; + __le32 vdev_id; +} __packed; + +/* + * This defines how much headroom is kept in the + * receive frame between the descriptor and the + * payload, in order for the WMI PHY error and + * management handler to insert header contents. + * + * This is in bytes. + */ +#define WMI_MGMT_RX_HDR_HEADROOM 52 + +/* + * This event will be used for sending scan results + * as well as rx mgmt frames to the host. The rx buffer + * will be sent as part of this WMI event. It would be a + * good idea to pass all the fields in the RX status + * descriptor up to the host. + */ +struct wmi_mgmt_rx_hdr_v1 { + __le32 channel; + __le32 snr; + __le32 rate; + __le32 phy_mode; + __le32 buf_len; + __le32 status; /* %WMI_RX_STATUS_ */ +} __packed; + +struct wmi_mgmt_rx_hdr_v2 { + struct wmi_mgmt_rx_hdr_v1 v1; + __le32 rssi_ctl[4]; +} __packed; + +struct wmi_mgmt_rx_event_v1 { + struct wmi_mgmt_rx_hdr_v1 hdr; + u8 buf[0]; +} __packed; + +struct wmi_mgmt_rx_event_v2 { + struct wmi_mgmt_rx_hdr_v2 hdr; + u8 buf[0]; +} __packed; + +#define WMI_RX_STATUS_OK 0x00 +#define WMI_RX_STATUS_ERR_CRC 0x01 +#define WMI_RX_STATUS_ERR_DECRYPT 0x08 +#define WMI_RX_STATUS_ERR_MIC 0x10 +#define WMI_RX_STATUS_ERR_KEY_CACHE_MISS 0x20 + +#define PHY_ERROR_SPECTRAL_SCAN 0x26 +#define PHY_ERROR_FALSE_RADAR_EXT 0x24 +#define PHY_ERROR_RADAR 0x05 + +struct wmi_single_phyerr_rx_hdr { + /* TSF timestamp */ + __le32 tsf_timestamp; + + /* + * Current freq1, freq2 + * + * [7:0]: freq1[lo] + * [15:8] : freq1[hi] + * [23:16]: freq2[lo] + * [31:24]: freq2[hi] + */ + __le16 freq1; + __le16 freq2; + + /* + * Combined RSSI over all chains and channel width for this PHY error + * + * [7:0]: RSSI combined + * [15:8]: Channel width (MHz) + * [23:16]: PHY error code + * [24:16]: reserved (future use) + */ + u8 rssi_combined; + u8 chan_width_mhz; + u8 phy_err_code; + u8 rsvd0; + + /* + * RSSI on chain 0 through 3 + * + * This is formatted the same as the PPDU_START RX descriptor + * field: + * + * [7:0]: pri20 + * [15:8]: sec20 + * [23:16]: sec40 + * [31:24]: sec80 + */ + + __le32 rssi_chain0; + __le32 rssi_chain1; + __le32 rssi_chain2; + __le32 rssi_chain3; + + /* + * Last calibrated NF value for chain 0 through 3 + * + * nf_list_1: + * + * + [15:0] - chain 0 + * + [31:16] - chain 1 + * + * nf_list_2: + * + * + [15:0] - chain 2 + * + [31:16] - chain 3 + */ + __le32 nf_list_1; + __le32 nf_list_2; + + + /* Length of the frame */ + __le32 buf_len; +} __packed; + +struct wmi_single_phyerr_rx_event { + /* Phy error event header */ + struct wmi_single_phyerr_rx_hdr hdr; + /* frame buffer */ + u8 bufp[0]; +} __packed; + +struct wmi_comb_phyerr_rx_hdr { + /* Phy error phy error count */ + __le32 num_phyerr_events; + __le32 tsf_l32; + __le32 tsf_u32; +} __packed; + +struct wmi_comb_phyerr_rx_event { + /* Phy error phy error count */ + struct wmi_comb_phyerr_rx_hdr hdr; + /* + * frame buffer - contains multiple payloads in the order: + * header - payload, header - payload... + * (The header is of type: wmi_single_phyerr_rx_hdr) + */ + u8 bufp[0]; +} __packed; + +#define PHYERR_TLV_SIG 0xBB +#define PHYERR_TLV_TAG_SEARCH_FFT_REPORT 0xFB +#define PHYERR_TLV_TAG_RADAR_PULSE_SUMMARY 0xF8 + +struct phyerr_radar_report { + __le32 reg0; /* RADAR_REPORT_REG0_* */ + __le32 reg1; /* REDAR_REPORT_REG1_* */ +} __packed; + +#define RADAR_REPORT_REG0_PULSE_IS_CHIRP_MASK 0x80000000 +#define RADAR_REPORT_REG0_PULSE_IS_CHIRP_LSB 31 + +#define RADAR_REPORT_REG0_PULSE_IS_MAX_WIDTH_MASK 0x40000000 +#define RADAR_REPORT_REG0_PULSE_IS_MAX_WIDTH_LSB 30 + +#define RADAR_REPORT_REG0_AGC_TOTAL_GAIN_MASK 0x3FF00000 +#define RADAR_REPORT_REG0_AGC_TOTAL_GAIN_LSB 20 + +#define RADAR_REPORT_REG0_PULSE_DELTA_DIFF_MASK 0x000F0000 +#define RADAR_REPORT_REG0_PULSE_DELTA_DIFF_LSB 16 + +#define RADAR_REPORT_REG0_PULSE_DELTA_PEAK_MASK 0x0000FC00 +#define RADAR_REPORT_REG0_PULSE_DELTA_PEAK_LSB 10 + +#define RADAR_REPORT_REG0_PULSE_SIDX_MASK 0x000003FF +#define RADAR_REPORT_REG0_PULSE_SIDX_LSB 0 + +#define RADAR_REPORT_REG1_PULSE_SRCH_FFT_VALID_MASK 0x80000000 +#define RADAR_REPORT_REG1_PULSE_SRCH_FFT_VALID_LSB 31 + +#define RADAR_REPORT_REG1_PULSE_AGC_MB_GAIN_MASK 0x7F000000 +#define RADAR_REPORT_REG1_PULSE_AGC_MB_GAIN_LSB 24 + +#define RADAR_REPORT_REG1_PULSE_SUBCHAN_MASK_MASK 0x00FF0000 +#define RADAR_REPORT_REG1_PULSE_SUBCHAN_MASK_LSB 16 + +#define RADAR_REPORT_REG1_PULSE_TSF_OFFSET_MASK 0x0000FF00 +#define RADAR_REPORT_REG1_PULSE_TSF_OFFSET_LSB 8 + +#define RADAR_REPORT_REG1_PULSE_DUR_MASK 0x000000FF +#define RADAR_REPORT_REG1_PULSE_DUR_LSB 0 + +struct phyerr_fft_report { + __le32 reg0; /* SEARCH_FFT_REPORT_REG0_ * */ + __le32 reg1; /* SEARCH_FFT_REPORT_REG1_ * */ +} __packed; + +#define SEARCH_FFT_REPORT_REG0_TOTAL_GAIN_DB_MASK 0xFF800000 +#define SEARCH_FFT_REPORT_REG0_TOTAL_GAIN_DB_LSB 23 + +#define SEARCH_FFT_REPORT_REG0_BASE_PWR_DB_MASK 0x007FC000 +#define SEARCH_FFT_REPORT_REG0_BASE_PWR_DB_LSB 14 + +#define SEARCH_FFT_REPORT_REG0_FFT_CHN_IDX_MASK 0x00003000 +#define SEARCH_FFT_REPORT_REG0_FFT_CHN_IDX_LSB 12 + +#define SEARCH_FFT_REPORT_REG0_PEAK_SIDX_MASK 0x00000FFF +#define SEARCH_FFT_REPORT_REG0_PEAK_SIDX_LSB 0 + +#define SEARCH_FFT_REPORT_REG1_RELPWR_DB_MASK 0xFC000000 +#define SEARCH_FFT_REPORT_REG1_RELPWR_DB_LSB 26 + +#define SEARCH_FFT_REPORT_REG1_AVGPWR_DB_MASK 0x03FC0000 +#define SEARCH_FFT_REPORT_REG1_AVGPWR_DB_LSB 18 + +#define SEARCH_FFT_REPORT_REG1_PEAK_MAG_MASK 0x0003FF00 +#define SEARCH_FFT_REPORT_REG1_PEAK_MAG_LSB 8 + +#define SEARCH_FFT_REPORT_REG1_NUM_STR_BINS_IB_MASK 0x000000FF +#define SEARCH_FFT_REPORT_REG1_NUM_STR_BINS_IB_LSB 0 + + +struct phyerr_tlv { + __le16 len; + u8 tag; + u8 sig; +} __packed; + +#define DFS_RSSI_POSSIBLY_FALSE 50 +#define DFS_PEAK_MAG_THOLD_POSSIBLY_FALSE 40 + +struct wmi_mgmt_tx_hdr { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; + __le32 tx_rate; + __le32 tx_power; + __le32 buf_len; +} __packed; + +struct wmi_mgmt_tx_cmd { + struct wmi_mgmt_tx_hdr hdr; + u8 buf[0]; +} __packed; + +struct wmi_echo_event { + __le32 value; +} __packed; + +struct wmi_echo_cmd { + __le32 value; +} __packed; + + +struct wmi_pdev_set_regdomain_cmd { + __le32 reg_domain; + __le32 reg_domain_2G; + __le32 reg_domain_5G; + __le32 conformance_test_limit_2G; + __le32 conformance_test_limit_5G; +} __packed; + +enum wmi_dfs_region { + /* Uninitialized dfs domain */ + WMI_UNINIT_DFS_DOMAIN = 0, + + /* FCC3 dfs domain */ + WMI_FCC_DFS_DOMAIN = 1, + + /* ETSI dfs domain */ + WMI_ETSI_DFS_DOMAIN = 2, + + /*Japan dfs domain */ + WMI_MKK4_DFS_DOMAIN = 3, +}; + +struct wmi_pdev_set_regdomain_cmd_10x { + __le32 reg_domain; + __le32 reg_domain_2G; + __le32 reg_domain_5G; + __le32 conformance_test_limit_2G; + __le32 conformance_test_limit_5G; + + /* dfs domain from wmi_dfs_region */ + __le32 dfs_domain; +} __packed; + +/* Command to set/unset chip in quiet mode */ +struct wmi_pdev_set_quiet_cmd { + /* period in TUs */ + __le32 period; + + /* duration in TUs */ + __le32 duration; + + /* offset in TUs */ + __le32 next_start; + + /* enable/disable */ + __le32 enabled; +} __packed; + + +/* + * 802.11g protection mode. + */ +enum ath10k_protmode { + ATH10K_PROT_NONE = 0, /* no protection */ + ATH10K_PROT_CTSONLY = 1, /* CTS to self */ + ATH10K_PROT_RTSCTS = 2, /* RTS-CTS */ +}; + +enum wmi_rtscts_profile { + WMI_RTSCTS_FOR_NO_RATESERIES = 0, + WMI_RTSCTS_FOR_SECOND_RATESERIES, + WMI_RTSCTS_ACROSS_SW_RETRIES +}; + +#define WMI_RTSCTS_ENABLED 1 +#define WMI_RTSCTS_SET_MASK 0x0f +#define WMI_RTSCTS_SET_LSB 0 + +#define WMI_RTSCTS_PROFILE_MASK 0xf0 +#define WMI_RTSCTS_PROFILE_LSB 4 + +enum wmi_beacon_gen_mode { + WMI_BEACON_STAGGERED_MODE = 0, + WMI_BEACON_BURST_MODE = 1 +}; + +enum wmi_csa_event_ies_present_flag { + WMI_CSA_IE_PRESENT = 0x00000001, + WMI_XCSA_IE_PRESENT = 0x00000002, + WMI_WBW_IE_PRESENT = 0x00000004, + WMI_CSWARP_IE_PRESENT = 0x00000008, +}; + +/* wmi CSA receive event from beacon frame */ +struct wmi_csa_event { + __le32 i_fc_dur; + /* Bit 0-15: FC */ + /* Bit 16-31: DUR */ + struct wmi_mac_addr i_addr1; + struct wmi_mac_addr i_addr2; + __le32 csa_ie[2]; + __le32 xcsa_ie[2]; + __le32 wb_ie[2]; + __le32 cswarp_ie; + __le32 ies_present_flag; /* wmi_csa_event_ies_present_flag */ +} __packed; + +/* the definition of different PDEV parameters */ +#define PDEV_DEFAULT_STATS_UPDATE_PERIOD 500 +#define VDEV_DEFAULT_STATS_UPDATE_PERIOD 500 +#define PEER_DEFAULT_STATS_UPDATE_PERIOD 500 + +struct wmi_pdev_param_map { + u32 tx_chain_mask; + u32 rx_chain_mask; + u32 txpower_limit2g; + u32 txpower_limit5g; + u32 txpower_scale; + u32 beacon_gen_mode; + u32 beacon_tx_mode; + u32 resmgr_offchan_mode; + u32 protection_mode; + u32 dynamic_bw; + u32 non_agg_sw_retry_th; + u32 agg_sw_retry_th; + u32 sta_kickout_th; + u32 ac_aggrsize_scaling; + u32 ltr_enable; + u32 ltr_ac_latency_be; + u32 ltr_ac_latency_bk; + u32 ltr_ac_latency_vi; + u32 ltr_ac_latency_vo; + u32 ltr_ac_latency_timeout; + u32 ltr_sleep_override; + u32 ltr_rx_override; + u32 ltr_tx_activity_timeout; + u32 l1ss_enable; + u32 dsleep_enable; + u32 pcielp_txbuf_flush; + u32 pcielp_txbuf_watermark; + u32 pcielp_txbuf_tmo_en; + u32 pcielp_txbuf_tmo_value; + u32 pdev_stats_update_period; + u32 vdev_stats_update_period; + u32 peer_stats_update_period; + u32 bcnflt_stats_update_period; + u32 pmf_qos; + u32 arp_ac_override; + u32 dcs; + u32 ani_enable; + u32 ani_poll_period; + u32 ani_listen_period; + u32 ani_ofdm_level; + u32 ani_cck_level; + u32 dyntxchain; + u32 proxy_sta; + u32 idle_ps_config; + u32 power_gating_sleep; + u32 fast_channel_reset; + u32 burst_dur; + u32 burst_enable; +}; + +#define WMI_PDEV_PARAM_UNSUPPORTED 0 + +enum wmi_pdev_param { + /* TX chain mask */ + WMI_PDEV_PARAM_TX_CHAIN_MASK = 0x1, + /* RX chain mask */ + WMI_PDEV_PARAM_RX_CHAIN_MASK, + /* TX power limit for 2G Radio */ + WMI_PDEV_PARAM_TXPOWER_LIMIT2G, + /* TX power limit for 5G Radio */ + WMI_PDEV_PARAM_TXPOWER_LIMIT5G, + /* TX power scale */ + WMI_PDEV_PARAM_TXPOWER_SCALE, + /* Beacon generation mode . 0: host, 1: target */ + WMI_PDEV_PARAM_BEACON_GEN_MODE, + /* Beacon generation mode . 0: staggered 1: bursted */ + WMI_PDEV_PARAM_BEACON_TX_MODE, + /* + * Resource manager off chan mode . + * 0: turn off off chan mode. 1: turn on offchan mode + */ + WMI_PDEV_PARAM_RESMGR_OFFCHAN_MODE, + /* + * Protection mode: + * 0: no protection 1:use CTS-to-self 2: use RTS/CTS + */ + WMI_PDEV_PARAM_PROTECTION_MODE, + /* + * Dynamic bandwidth - 0: disable, 1: enable + * + * When enabled HW rate control tries different bandwidths when + * retransmitting frames. + */ + WMI_PDEV_PARAM_DYNAMIC_BW, + /* Non aggregrate/ 11g sw retry threshold.0-disable */ + WMI_PDEV_PARAM_NON_AGG_SW_RETRY_TH, + /* aggregrate sw retry threshold. 0-disable*/ + WMI_PDEV_PARAM_AGG_SW_RETRY_TH, + /* Station kickout threshold (non of consecutive failures).0-disable */ + WMI_PDEV_PARAM_STA_KICKOUT_TH, + /* Aggerate size scaling configuration per AC */ + WMI_PDEV_PARAM_AC_AGGRSIZE_SCALING, + /* LTR enable */ + WMI_PDEV_PARAM_LTR_ENABLE, + /* LTR latency for BE, in us */ + WMI_PDEV_PARAM_LTR_AC_LATENCY_BE, + /* LTR latency for BK, in us */ + WMI_PDEV_PARAM_LTR_AC_LATENCY_BK, + /* LTR latency for VI, in us */ + WMI_PDEV_PARAM_LTR_AC_LATENCY_VI, + /* LTR latency for VO, in us */ + WMI_PDEV_PARAM_LTR_AC_LATENCY_VO, + /* LTR AC latency timeout, in ms */ + WMI_PDEV_PARAM_LTR_AC_LATENCY_TIMEOUT, + /* LTR platform latency override, in us */ + WMI_PDEV_PARAM_LTR_SLEEP_OVERRIDE, + /* LTR-RX override, in us */ + WMI_PDEV_PARAM_LTR_RX_OVERRIDE, + /* Tx activity timeout for LTR, in us */ + WMI_PDEV_PARAM_LTR_TX_ACTIVITY_TIMEOUT, + /* L1SS state machine enable */ + WMI_PDEV_PARAM_L1SS_ENABLE, + /* Deep sleep state machine enable */ + WMI_PDEV_PARAM_DSLEEP_ENABLE, + /* RX buffering flush enable */ + WMI_PDEV_PARAM_PCIELP_TXBUF_FLUSH, + /* RX buffering matermark */ + WMI_PDEV_PARAM_PCIELP_TXBUF_WATERMARK, + /* RX buffering timeout enable */ + WMI_PDEV_PARAM_PCIELP_TXBUF_TMO_EN, + /* RX buffering timeout value */ + WMI_PDEV_PARAM_PCIELP_TXBUF_TMO_VALUE, + /* pdev level stats update period in ms */ + WMI_PDEV_PARAM_PDEV_STATS_UPDATE_PERIOD, + /* vdev level stats update period in ms */ + WMI_PDEV_PARAM_VDEV_STATS_UPDATE_PERIOD, + /* peer level stats update period in ms */ + WMI_PDEV_PARAM_PEER_STATS_UPDATE_PERIOD, + /* beacon filter status update period */ + WMI_PDEV_PARAM_BCNFLT_STATS_UPDATE_PERIOD, + /* QOS Mgmt frame protection MFP/PMF 0: disable, 1: enable */ + WMI_PDEV_PARAM_PMF_QOS, + /* Access category on which ARP frames are sent */ + WMI_PDEV_PARAM_ARP_AC_OVERRIDE, + /* DCS configuration */ + WMI_PDEV_PARAM_DCS, + /* Enable/Disable ANI on target */ + WMI_PDEV_PARAM_ANI_ENABLE, + /* configure the ANI polling period */ + WMI_PDEV_PARAM_ANI_POLL_PERIOD, + /* configure the ANI listening period */ + WMI_PDEV_PARAM_ANI_LISTEN_PERIOD, + /* configure OFDM immunity level */ + WMI_PDEV_PARAM_ANI_OFDM_LEVEL, + /* configure CCK immunity level */ + WMI_PDEV_PARAM_ANI_CCK_LEVEL, + /* Enable/Disable CDD for 1x1 STAs in rate control module */ + WMI_PDEV_PARAM_DYNTXCHAIN, + /* Enable/Disable proxy STA */ + WMI_PDEV_PARAM_PROXY_STA, + /* Enable/Disable low power state when all VDEVs are inactive/idle. */ + WMI_PDEV_PARAM_IDLE_PS_CONFIG, + /* Enable/Disable power gating sleep */ + WMI_PDEV_PARAM_POWER_GATING_SLEEP, +}; + +enum wmi_10x_pdev_param { + /* TX chian mask */ + WMI_10X_PDEV_PARAM_TX_CHAIN_MASK = 0x1, + /* RX chian mask */ + WMI_10X_PDEV_PARAM_RX_CHAIN_MASK, + /* TX power limit for 2G Radio */ + WMI_10X_PDEV_PARAM_TXPOWER_LIMIT2G, + /* TX power limit for 5G Radio */ + WMI_10X_PDEV_PARAM_TXPOWER_LIMIT5G, + /* TX power scale */ + WMI_10X_PDEV_PARAM_TXPOWER_SCALE, + /* Beacon generation mode . 0: host, 1: target */ + WMI_10X_PDEV_PARAM_BEACON_GEN_MODE, + /* Beacon generation mode . 0: staggered 1: bursted */ + WMI_10X_PDEV_PARAM_BEACON_TX_MODE, + /* + * Resource manager off chan mode . + * 0: turn off off chan mode. 1: turn on offchan mode + */ + WMI_10X_PDEV_PARAM_RESMGR_OFFCHAN_MODE, + /* + * Protection mode: + * 0: no protection 1:use CTS-to-self 2: use RTS/CTS + */ + WMI_10X_PDEV_PARAM_PROTECTION_MODE, + /* Dynamic bandwidth 0: disable 1: enable */ + WMI_10X_PDEV_PARAM_DYNAMIC_BW, + /* Non aggregrate/ 11g sw retry threshold.0-disable */ + WMI_10X_PDEV_PARAM_NON_AGG_SW_RETRY_TH, + /* aggregrate sw retry threshold. 0-disable*/ + WMI_10X_PDEV_PARAM_AGG_SW_RETRY_TH, + /* Station kickout threshold (non of consecutive failures).0-disable */ + WMI_10X_PDEV_PARAM_STA_KICKOUT_TH, + /* Aggerate size scaling configuration per AC */ + WMI_10X_PDEV_PARAM_AC_AGGRSIZE_SCALING, + /* LTR enable */ + WMI_10X_PDEV_PARAM_LTR_ENABLE, + /* LTR latency for BE, in us */ + WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_BE, + /* LTR latency for BK, in us */ + WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_BK, + /* LTR latency for VI, in us */ + WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_VI, + /* LTR latency for VO, in us */ + WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_VO, + /* LTR AC latency timeout, in ms */ + WMI_10X_PDEV_PARAM_LTR_AC_LATENCY_TIMEOUT, + /* LTR platform latency override, in us */ + WMI_10X_PDEV_PARAM_LTR_SLEEP_OVERRIDE, + /* LTR-RX override, in us */ + WMI_10X_PDEV_PARAM_LTR_RX_OVERRIDE, + /* Tx activity timeout for LTR, in us */ + WMI_10X_PDEV_PARAM_LTR_TX_ACTIVITY_TIMEOUT, + /* L1SS state machine enable */ + WMI_10X_PDEV_PARAM_L1SS_ENABLE, + /* Deep sleep state machine enable */ + WMI_10X_PDEV_PARAM_DSLEEP_ENABLE, + /* pdev level stats update period in ms */ + WMI_10X_PDEV_PARAM_PDEV_STATS_UPDATE_PERIOD, + /* vdev level stats update period in ms */ + WMI_10X_PDEV_PARAM_VDEV_STATS_UPDATE_PERIOD, + /* peer level stats update period in ms */ + WMI_10X_PDEV_PARAM_PEER_STATS_UPDATE_PERIOD, + /* beacon filter status update period */ + WMI_10X_PDEV_PARAM_BCNFLT_STATS_UPDATE_PERIOD, + /* QOS Mgmt frame protection MFP/PMF 0: disable, 1: enable */ + WMI_10X_PDEV_PARAM_PMF_QOS, + /* Access category on which ARP and DHCP frames are sent */ + WMI_10X_PDEV_PARAM_ARPDHCP_AC_OVERRIDE, + /* DCS configuration */ + WMI_10X_PDEV_PARAM_DCS, + /* Enable/Disable ANI on target */ + WMI_10X_PDEV_PARAM_ANI_ENABLE, + /* configure the ANI polling period */ + WMI_10X_PDEV_PARAM_ANI_POLL_PERIOD, + /* configure the ANI listening period */ + WMI_10X_PDEV_PARAM_ANI_LISTEN_PERIOD, + /* configure OFDM immunity level */ + WMI_10X_PDEV_PARAM_ANI_OFDM_LEVEL, + /* configure CCK immunity level */ + WMI_10X_PDEV_PARAM_ANI_CCK_LEVEL, + /* Enable/Disable CDD for 1x1 STAs in rate control module */ + WMI_10X_PDEV_PARAM_DYNTXCHAIN, + /* Enable/Disable Fast channel reset*/ + WMI_10X_PDEV_PARAM_FAST_CHANNEL_RESET, + /* Set Bursting DUR */ + WMI_10X_PDEV_PARAM_BURST_DUR, + /* Set Bursting Enable*/ + WMI_10X_PDEV_PARAM_BURST_ENABLE, +}; + +struct wmi_pdev_set_param_cmd { + __le32 param_id; + __le32 param_value; +} __packed; + +struct wmi_pdev_get_tpc_config_cmd { + /* parameter */ + __le32 param; +} __packed; + +#define WMI_TPC_RATE_MAX 160 +#define WMI_TPC_TX_N_CHAIN 4 + +enum wmi_tpc_config_event_flag { + WMI_TPC_CONFIG_EVENT_FLAG_TABLE_CDD = 0x1, + WMI_TPC_CONFIG_EVENT_FLAG_TABLE_STBC = 0x2, + WMI_TPC_CONFIG_EVENT_FLAG_TABLE_TXBF = 0x4, +}; + +struct wmi_pdev_tpc_config_event { + __le32 reg_domain; + __le32 chan_freq; + __le32 phy_mode; + __le32 twice_antenna_reduction; + __le32 twice_max_rd_power; + s32 twice_antenna_gain; + __le32 power_limit; + __le32 rate_max; + __le32 num_tx_chain; + __le32 ctl; + __le32 flags; + s8 max_reg_allow_pow[WMI_TPC_TX_N_CHAIN]; + s8 max_reg_allow_pow_agcdd[WMI_TPC_TX_N_CHAIN][WMI_TPC_TX_N_CHAIN]; + s8 max_reg_allow_pow_agstbc[WMI_TPC_TX_N_CHAIN][WMI_TPC_TX_N_CHAIN]; + s8 max_reg_allow_pow_agtxbf[WMI_TPC_TX_N_CHAIN][WMI_TPC_TX_N_CHAIN]; + u8 rates_array[WMI_TPC_RATE_MAX]; +} __packed; + +/* Transmit power scale factor. */ +enum wmi_tp_scale { + WMI_TP_SCALE_MAX = 0, /* no scaling (default) */ + WMI_TP_SCALE_50 = 1, /* 50% of max (-3 dBm) */ + WMI_TP_SCALE_25 = 2, /* 25% of max (-6 dBm) */ + WMI_TP_SCALE_12 = 3, /* 12% of max (-9 dBm) */ + WMI_TP_SCALE_MIN = 4, /* min, but still on */ + WMI_TP_SCALE_SIZE = 5, /* max num of enum */ +}; + +struct wmi_set_channel_cmd { + /* channel (only frequency and mode info are used) */ + struct wmi_channel chan; +} __packed; + +struct wmi_pdev_chanlist_update_event { + /* number of channels */ + __le32 num_chan; + /* array of channels */ + struct wmi_channel channel_list[1]; +} __packed; + +#define WMI_MAX_DEBUG_MESG (sizeof(u32) * 32) + +struct wmi_debug_mesg_event { + /* message buffer, NULL terminated */ + char bufp[WMI_MAX_DEBUG_MESG]; +} __packed; + +enum { + /* P2P device */ + VDEV_SUBTYPE_P2PDEV = 0, + /* P2P client */ + VDEV_SUBTYPE_P2PCLI, + /* P2P GO */ + VDEV_SUBTYPE_P2PGO, + /* BT3.0 HS */ + VDEV_SUBTYPE_BT, +}; + +struct wmi_pdev_set_channel_cmd { + /* idnore power , only use flags , mode and freq */ + struct wmi_channel chan; +} __packed; + +/* Customize the DSCP (bit) to TID (0-7) mapping for QOS */ +#define WMI_DSCP_MAP_MAX (64) +struct wmi_pdev_set_dscp_tid_map_cmd { + /* map indicating DSCP to TID conversion */ + __le32 dscp_to_tid_map[WMI_DSCP_MAP_MAX]; +} __packed; + +enum mcast_bcast_rate_id { + WMI_SET_MCAST_RATE, + WMI_SET_BCAST_RATE +}; + +struct mcast_bcast_rate { + enum mcast_bcast_rate_id rate_id; + __le32 rate; +} __packed; + +struct wmi_wmm_params { + __le32 cwmin; + __le32 cwmax; + __le32 aifs; + __le32 txop; + __le32 acm; + __le32 no_ack; +} __packed; + +struct wmi_pdev_set_wmm_params { + struct wmi_wmm_params ac_be; + struct wmi_wmm_params ac_bk; + struct wmi_wmm_params ac_vi; + struct wmi_wmm_params ac_vo; +} __packed; + +struct wmi_wmm_params_arg { + u32 cwmin; + u32 cwmax; + u32 aifs; + u32 txop; + u32 acm; + u32 no_ack; +}; + +struct wmi_pdev_set_wmm_params_arg { + struct wmi_wmm_params_arg ac_be; + struct wmi_wmm_params_arg ac_bk; + struct wmi_wmm_params_arg ac_vi; + struct wmi_wmm_params_arg ac_vo; +}; + +struct wal_dbg_tx_stats { + /* Num HTT cookies queued to dispatch list */ + __le32 comp_queued; + + /* Num HTT cookies dispatched */ + __le32 comp_delivered; + + /* Num MSDU queued to WAL */ + __le32 msdu_enqued; + + /* Num MPDU queue to WAL */ + __le32 mpdu_enqued; + + /* Num MSDUs dropped by WMM limit */ + __le32 wmm_drop; + + /* Num Local frames queued */ + __le32 local_enqued; + + /* Num Local frames done */ + __le32 local_freed; + + /* Num queued to HW */ + __le32 hw_queued; + + /* Num PPDU reaped from HW */ + __le32 hw_reaped; + + /* Num underruns */ + __le32 underrun; + + /* Num PPDUs cleaned up in TX abort */ + __le32 tx_abort; + + /* Num MPDUs requed by SW */ + __le32 mpdus_requed; + + /* excessive retries */ + __le32 tx_ko; + + /* data hw rate code */ + __le32 data_rc; + + /* Scheduler self triggers */ + __le32 self_triggers; + + /* frames dropped due to excessive sw retries */ + __le32 sw_retry_failure; + + /* illegal rate phy errors */ + __le32 illgl_rate_phy_err; + + /* wal pdev continous xretry */ + __le32 pdev_cont_xretry; + + /* wal pdev continous xretry */ + __le32 pdev_tx_timeout; + + /* wal pdev resets */ + __le32 pdev_resets; + + /* frames dropped due to non-availability of stateless TIDs */ + __le32 stateless_tid_alloc_failure; + + __le32 phy_underrun; + + /* MPDU is more than txop limit */ + __le32 txop_ovf; +} __packed; + +struct wal_dbg_rx_stats { + /* Cnts any change in ring routing mid-ppdu */ + __le32 mid_ppdu_route_change; + + /* Total number of statuses processed */ + __le32 status_rcvd; + + /* Extra frags on rings 0-3 */ + __le32 r0_frags; + __le32 r1_frags; + __le32 r2_frags; + __le32 r3_frags; + + /* MSDUs / MPDUs delivered to HTT */ + __le32 htt_msdus; + __le32 htt_mpdus; + + /* MSDUs / MPDUs delivered to local stack */ + __le32 loc_msdus; + __le32 loc_mpdus; + + /* AMSDUs that have more MSDUs than the status ring size */ + __le32 oversize_amsdu; + + /* Number of PHY errors */ + __le32 phy_errs; + + /* Number of PHY errors drops */ + __le32 phy_err_drop; + + /* Number of mpdu errors - FCS, MIC, ENC etc. */ + __le32 mpdu_errs; +} __packed; + +struct wal_dbg_peer_stats { + /* REMOVE THIS ONCE REAL PEER STAT COUNTERS ARE ADDED */ + __le32 dummy; +} __packed; + +struct wal_dbg_stats { + struct wal_dbg_tx_stats tx; + struct wal_dbg_rx_stats rx; + struct wal_dbg_peer_stats peer; +} __packed; + +enum wmi_stats_id { + WMI_REQUEST_PEER_STAT = 0x01, + WMI_REQUEST_AP_STAT = 0x02 +}; + +struct wlan_inst_rssi_args { + __le16 cfg_retry_count; + __le16 retry_count; +}; + +struct wmi_request_stats_cmd { + __le32 stats_id; + + __le32 vdev_id; + + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + + /* Instantaneous RSSI arguments */ + struct wlan_inst_rssi_args inst_rssi_args; +} __packed; + +/* Suspend option */ +enum { + /* suspend */ + WMI_PDEV_SUSPEND, + + /* suspend and disable all interrupts */ + WMI_PDEV_SUSPEND_AND_DISABLE_INTR, +}; + +struct wmi_pdev_suspend_cmd { + /* suspend option sent to target */ + __le32 suspend_opt; +} __packed; + +struct wmi_stats_event { + __le32 stats_id; /* %WMI_REQUEST_ */ + /* + * number of pdev stats event structures + * (wmi_pdev_stats) 0 or 1 + */ + __le32 num_pdev_stats; + /* + * number of vdev stats event structures + * (wmi_vdev_stats) 0 or max vdevs + */ + __le32 num_vdev_stats; + /* + * number of peer stats event structures + * (wmi_peer_stats) 0 or max peers + */ + __le32 num_peer_stats; + __le32 num_bcnflt_stats; + /* + * followed by + * num_pdev_stats * size of(struct wmi_pdev_stats) + * num_vdev_stats * size of(struct wmi_vdev_stats) + * num_peer_stats * size of(struct wmi_peer_stats) + * + * By having a zero sized array, the pointer to data area + * becomes available without increasing the struct size + */ + u8 data[0]; +} __packed; + +/* + * PDEV statistics + * TODO: add all PDEV stats here + */ +struct wmi_pdev_stats_old { + __le32 chan_nf; /* Channel noise floor */ + __le32 tx_frame_count; /* TX frame count */ + __le32 rx_frame_count; /* RX frame count */ + __le32 rx_clear_count; /* rx clear count */ + __le32 cycle_count; /* cycle count */ + __le32 phy_err_count; /* Phy error count */ + __le32 chan_tx_pwr; /* channel tx power */ + struct wal_dbg_stats wal; /* WAL dbg stats */ +} __packed; + +struct wmi_pdev_stats_10x { + __le32 chan_nf; /* Channel noise floor */ + __le32 tx_frame_count; /* TX frame count */ + __le32 rx_frame_count; /* RX frame count */ + __le32 rx_clear_count; /* rx clear count */ + __le32 cycle_count; /* cycle count */ + __le32 phy_err_count; /* Phy error count */ + __le32 chan_tx_pwr; /* channel tx power */ + struct wal_dbg_stats wal; /* WAL dbg stats */ + __le32 ack_rx_bad; + __le32 rts_bad; + __le32 rts_good; + __le32 fcs_bad; + __le32 no_beacons; + __le32 mib_int_count; +} __packed; + +/* + * VDEV statistics + * TODO: add all VDEV stats here + */ +struct wmi_vdev_stats { + __le32 vdev_id; +} __packed; + +/* + * peer statistics. + * TODO: add more stats + */ +struct wmi_peer_stats_old { + struct wmi_mac_addr peer_macaddr; + __le32 peer_rssi; + __le32 peer_tx_rate; +} __packed; + +struct wmi_peer_stats_10x { + struct wmi_mac_addr peer_macaddr; + __le32 peer_rssi; + __le32 peer_tx_rate; + __le32 peer_rx_rate; +} __packed; + +struct wmi_vdev_create_cmd { + __le32 vdev_id; + __le32 vdev_type; + __le32 vdev_subtype; + struct wmi_mac_addr vdev_macaddr; +} __packed; + +enum wmi_vdev_type { + WMI_VDEV_TYPE_AP = 1, + WMI_VDEV_TYPE_STA = 2, + WMI_VDEV_TYPE_IBSS = 3, + WMI_VDEV_TYPE_MONITOR = 4, +}; + +enum wmi_vdev_subtype { + WMI_VDEV_SUBTYPE_NONE = 0, + WMI_VDEV_SUBTYPE_P2P_DEVICE = 1, + WMI_VDEV_SUBTYPE_P2P_CLIENT = 2, + WMI_VDEV_SUBTYPE_P2P_GO = 3, +}; + +/* values for vdev_subtype */ + +/* values for vdev_start_request flags */ +/* + * Indicates that AP VDEV uses hidden ssid. only valid for + * AP/GO */ +#define WMI_VDEV_START_HIDDEN_SSID (1<<0) +/* + * Indicates if robust management frame/management frame + * protection is enabled. For GO/AP vdevs, it indicates that + * it may support station/client associations with RMF enabled. + * For STA/client vdevs, it indicates that sta will + * associate with AP with RMF enabled. */ +#define WMI_VDEV_START_PMF_ENABLED (1<<1) + +struct wmi_p2p_noa_descriptor { + __le32 type_count; /* 255: continuous schedule, 0: reserved */ + __le32 duration; /* Absent period duration in micro seconds */ + __le32 interval; /* Absent period interval in micro seconds */ + __le32 start_time; /* 32 bit tsf time when in starts */ +} __packed; + +struct wmi_vdev_start_request_cmd { + /* WMI channel */ + struct wmi_channel chan; + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* requestor id identifying the caller module */ + __le32 requestor_id; + /* beacon interval from received beacon */ + __le32 beacon_interval; + /* DTIM Period from the received beacon */ + __le32 dtim_period; + /* Flags */ + __le32 flags; + /* ssid field. Only valid for AP/GO/IBSS/BTAmp VDEV type. */ + struct wmi_ssid ssid; + /* beacon/probe reponse xmit rate. Applicable for SoftAP. */ + __le32 bcn_tx_rate; + /* beacon/probe reponse xmit power. Applicable for SoftAP. */ + __le32 bcn_tx_power; + /* number of p2p NOA descriptor(s) from scan entry */ + __le32 num_noa_descriptors; + /* + * Disable H/W ack. This used by WMI_VDEV_RESTART_REQUEST_CMDID. + * During CAC, Our HW shouldn't ack ditected frames + */ + __le32 disable_hw_ack; + /* actual p2p NOA descriptor from scan entry */ + struct wmi_p2p_noa_descriptor noa_descriptors[2]; +} __packed; + +struct wmi_vdev_restart_request_cmd { + struct wmi_vdev_start_request_cmd vdev_start_request_cmd; +} __packed; + +struct wmi_vdev_start_request_arg { + u32 vdev_id; + struct wmi_channel_arg channel; + u32 bcn_intval; + u32 dtim_period; + u8 *ssid; + u32 ssid_len; + u32 bcn_tx_rate; + u32 bcn_tx_power; + bool disable_hw_ack; + bool hidden_ssid; + bool pmf_enabled; +}; + +struct wmi_vdev_delete_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +struct wmi_vdev_up_cmd { + __le32 vdev_id; + __le32 vdev_assoc_id; + struct wmi_mac_addr vdev_bssid; +} __packed; + +struct wmi_vdev_stop_cmd { + __le32 vdev_id; +} __packed; + +struct wmi_vdev_down_cmd { + __le32 vdev_id; +} __packed; + +struct wmi_vdev_standby_response_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +struct wmi_vdev_resume_response_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +struct wmi_vdev_set_param_cmd { + __le32 vdev_id; + __le32 param_id; + __le32 param_value; +} __packed; + +#define WMI_MAX_KEY_INDEX 3 +#define WMI_MAX_KEY_LEN 32 + +#define WMI_KEY_PAIRWISE 0x00 +#define WMI_KEY_GROUP 0x01 +#define WMI_KEY_TX_USAGE 0x02 /* default tx key - static wep */ + +struct wmi_key_seq_counter { + __le32 key_seq_counter_l; + __le32 key_seq_counter_h; +} __packed; + +#define WMI_CIPHER_NONE 0x0 /* clear key */ +#define WMI_CIPHER_WEP 0x1 +#define WMI_CIPHER_TKIP 0x2 +#define WMI_CIPHER_AES_OCB 0x3 +#define WMI_CIPHER_AES_CCM 0x4 +#define WMI_CIPHER_WAPI 0x5 +#define WMI_CIPHER_CKIP 0x6 +#define WMI_CIPHER_AES_CMAC 0x7 + +struct wmi_vdev_install_key_cmd { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; + __le32 key_idx; + __le32 key_flags; + __le32 key_cipher; /* %WMI_CIPHER_ */ + struct wmi_key_seq_counter key_rsc_counter; + struct wmi_key_seq_counter key_global_rsc_counter; + struct wmi_key_seq_counter key_tsc_counter; + u8 wpi_key_rsc_counter[16]; + u8 wpi_key_tsc_counter[16]; + __le32 key_len; + __le32 key_txmic_len; + __le32 key_rxmic_len; + + /* contains key followed by tx mic followed by rx mic */ + u8 key_data[0]; +} __packed; + +struct wmi_vdev_install_key_arg { + u32 vdev_id; + const u8 *macaddr; + u32 key_idx; + u32 key_flags; + u32 key_cipher; + u32 key_len; + u32 key_txmic_len; + u32 key_rxmic_len; + const void *key_data; +}; + +/* + * vdev fixed rate format: + * - preamble - b7:b6 - see WMI_RATE_PREMABLE_ + * - nss - b5:b4 - ss number (0 mean 1ss) + * - rate_mcs - b3:b0 - as below + * CCK: 0 - 11Mbps, 1 - 5,5Mbps, 2 - 2Mbps, 3 - 1Mbps, + * 4 - 11Mbps (s), 5 - 5,5Mbps (s), 6 - 2Mbps (s) + * OFDM: 0 - 48Mbps, 1 - 24Mbps, 2 - 12Mbps, 3 - 6Mbps, + * 4 - 54Mbps, 5 - 36Mbps, 6 - 18Mbps, 7 - 9Mbps + * HT/VHT: MCS index + */ + +/* Preamble types to be used with VDEV fixed rate configuration */ +enum wmi_rate_preamble { + WMI_RATE_PREAMBLE_OFDM, + WMI_RATE_PREAMBLE_CCK, + WMI_RATE_PREAMBLE_HT, + WMI_RATE_PREAMBLE_VHT, +}; + +/* Value to disable fixed rate setting */ +#define WMI_FIXED_RATE_NONE (0xff) + +struct wmi_vdev_param_map { + u32 rts_threshold; + u32 fragmentation_threshold; + u32 beacon_interval; + u32 listen_interval; + u32 multicast_rate; + u32 mgmt_tx_rate; + u32 slot_time; + u32 preamble; + u32 swba_time; + u32 wmi_vdev_stats_update_period; + u32 wmi_vdev_pwrsave_ageout_time; + u32 wmi_vdev_host_swba_interval; + u32 dtim_period; + u32 wmi_vdev_oc_scheduler_air_time_limit; + u32 wds; + u32 atim_window; + u32 bmiss_count_max; + u32 bmiss_first_bcnt; + u32 bmiss_final_bcnt; + u32 feature_wmm; + u32 chwidth; + u32 chextoffset; + u32 disable_htprotection; + u32 sta_quickkickout; + u32 mgmt_rate; + u32 protection_mode; + u32 fixed_rate; + u32 sgi; + u32 ldpc; + u32 tx_stbc; + u32 rx_stbc; + u32 intra_bss_fwd; + u32 def_keyid; + u32 nss; + u32 bcast_data_rate; + u32 mcast_data_rate; + u32 mcast_indicate; + u32 dhcp_indicate; + u32 unknown_dest_indicate; + u32 ap_keepalive_min_idle_inactive_time_secs; + u32 ap_keepalive_max_idle_inactive_time_secs; + u32 ap_keepalive_max_unresponsive_time_secs; + u32 ap_enable_nawds; + u32 mcast2ucast_set; + u32 enable_rtscts; + u32 txbf; + u32 packet_powersave; + u32 drop_unencry; + u32 tx_encap_type; + u32 ap_detect_out_of_sync_sleeping_sta_time_secs; +}; + +#define WMI_VDEV_PARAM_UNSUPPORTED 0 + +/* the definition of different VDEV parameters */ +enum wmi_vdev_param { + /* RTS Threshold */ + WMI_VDEV_PARAM_RTS_THRESHOLD = 0x1, + /* Fragmentation threshold */ + WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + /* beacon interval in TUs */ + WMI_VDEV_PARAM_BEACON_INTERVAL, + /* Listen interval in TUs */ + WMI_VDEV_PARAM_LISTEN_INTERVAL, + /* muticast rate in Mbps */ + WMI_VDEV_PARAM_MULTICAST_RATE, + /* management frame rate in Mbps */ + WMI_VDEV_PARAM_MGMT_TX_RATE, + /* slot time (long vs short) */ + WMI_VDEV_PARAM_SLOT_TIME, + /* preamble (long vs short) */ + WMI_VDEV_PARAM_PREAMBLE, + /* SWBA time (time before tbtt in msec) */ + WMI_VDEV_PARAM_SWBA_TIME, + /* time period for updating VDEV stats */ + WMI_VDEV_STATS_UPDATE_PERIOD, + /* age out time in msec for frames queued for station in power save */ + WMI_VDEV_PWRSAVE_AGEOUT_TIME, + /* + * Host SWBA interval (time in msec before tbtt for SWBA event + * generation). + */ + WMI_VDEV_HOST_SWBA_INTERVAL, + /* DTIM period (specified in units of num beacon intervals) */ + WMI_VDEV_PARAM_DTIM_PERIOD, + /* + * scheduler air time limit for this VDEV. used by off chan + * scheduler. + */ + WMI_VDEV_OC_SCHEDULER_AIR_TIME_LIMIT, + /* enable/dsiable WDS for this VDEV */ + WMI_VDEV_PARAM_WDS, + /* ATIM Window */ + WMI_VDEV_PARAM_ATIM_WINDOW, + /* BMISS max */ + WMI_VDEV_PARAM_BMISS_COUNT_MAX, + /* BMISS first time */ + WMI_VDEV_PARAM_BMISS_FIRST_BCNT, + /* BMISS final time */ + WMI_VDEV_PARAM_BMISS_FINAL_BCNT, + /* WMM enables/disabled */ + WMI_VDEV_PARAM_FEATURE_WMM, + /* Channel width */ + WMI_VDEV_PARAM_CHWIDTH, + /* Channel Offset */ + WMI_VDEV_PARAM_CHEXTOFFSET, + /* Disable HT Protection */ + WMI_VDEV_PARAM_DISABLE_HTPROTECTION, + /* Quick STA Kickout */ + WMI_VDEV_PARAM_STA_QUICKKICKOUT, + /* Rate to be used with Management frames */ + WMI_VDEV_PARAM_MGMT_RATE, + /* Protection Mode */ + WMI_VDEV_PARAM_PROTECTION_MODE, + /* Fixed rate setting */ + WMI_VDEV_PARAM_FIXED_RATE, + /* Short GI Enable/Disable */ + WMI_VDEV_PARAM_SGI, + /* Enable LDPC */ + WMI_VDEV_PARAM_LDPC, + /* Enable Tx STBC */ + WMI_VDEV_PARAM_TX_STBC, + /* Enable Rx STBC */ + WMI_VDEV_PARAM_RX_STBC, + /* Intra BSS forwarding */ + WMI_VDEV_PARAM_INTRA_BSS_FWD, + /* Setting Default xmit key for Vdev */ + WMI_VDEV_PARAM_DEF_KEYID, + /* NSS width */ + WMI_VDEV_PARAM_NSS, + /* Set the custom rate for the broadcast data frames */ + WMI_VDEV_PARAM_BCAST_DATA_RATE, + /* Set the custom rate (rate-code) for multicast data frames */ + WMI_VDEV_PARAM_MCAST_DATA_RATE, + /* Tx multicast packet indicate Enable/Disable */ + WMI_VDEV_PARAM_MCAST_INDICATE, + /* Tx DHCP packet indicate Enable/Disable */ + WMI_VDEV_PARAM_DHCP_INDICATE, + /* Enable host inspection of Tx unicast packet to unknown destination */ + WMI_VDEV_PARAM_UNKNOWN_DEST_INDICATE, + + /* The minimum amount of time AP begins to consider STA inactive */ + WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS, + + /* + * An associated STA is considered inactive when there is no recent + * TX/RX activity and no downlink frames are buffered for it. Once a + * STA exceeds the maximum idle inactive time, the AP will send an + * 802.11 data-null as a keep alive to verify the STA is still + * associated. If the STA does ACK the data-null, or if the data-null + * is buffered and the STA does not retrieve it, the STA will be + * considered unresponsive + * (see WMI_VDEV_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS). + */ + WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS, + + /* + * An associated STA is considered unresponsive if there is no recent + * TX/RX activity and downlink frames are buffered for it. Once a STA + * exceeds the maximum unresponsive time, the AP will send a + * WMI_STA_KICKOUT event to the host so the STA can be deleted. */ + WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS, + + /* Enable NAWDS : MCAST INSPECT Enable, NAWDS Flag set */ + WMI_VDEV_PARAM_AP_ENABLE_NAWDS, + /* Enable/Disable RTS-CTS */ + WMI_VDEV_PARAM_ENABLE_RTSCTS, + /* Enable TXBFee/er */ + WMI_VDEV_PARAM_TXBF, + + /* Set packet power save */ + WMI_VDEV_PARAM_PACKET_POWERSAVE, + + /* + * Drops un-encrypted packets if eceived in an encrypted connection + * otherwise forwards to host. + */ + WMI_VDEV_PARAM_DROP_UNENCRY, + + /* + * Set the encapsulation type for frames. + */ + WMI_VDEV_PARAM_TX_ENCAP_TYPE, +}; + +/* the definition of different VDEV parameters */ +enum wmi_10x_vdev_param { + /* RTS Threshold */ + WMI_10X_VDEV_PARAM_RTS_THRESHOLD = 0x1, + /* Fragmentation threshold */ + WMI_10X_VDEV_PARAM_FRAGMENTATION_THRESHOLD, + /* beacon interval in TUs */ + WMI_10X_VDEV_PARAM_BEACON_INTERVAL, + /* Listen interval in TUs */ + WMI_10X_VDEV_PARAM_LISTEN_INTERVAL, + /* muticast rate in Mbps */ + WMI_10X_VDEV_PARAM_MULTICAST_RATE, + /* management frame rate in Mbps */ + WMI_10X_VDEV_PARAM_MGMT_TX_RATE, + /* slot time (long vs short) */ + WMI_10X_VDEV_PARAM_SLOT_TIME, + /* preamble (long vs short) */ + WMI_10X_VDEV_PARAM_PREAMBLE, + /* SWBA time (time before tbtt in msec) */ + WMI_10X_VDEV_PARAM_SWBA_TIME, + /* time period for updating VDEV stats */ + WMI_10X_VDEV_STATS_UPDATE_PERIOD, + /* age out time in msec for frames queued for station in power save */ + WMI_10X_VDEV_PWRSAVE_AGEOUT_TIME, + /* + * Host SWBA interval (time in msec before tbtt for SWBA event + * generation). + */ + WMI_10X_VDEV_HOST_SWBA_INTERVAL, + /* DTIM period (specified in units of num beacon intervals) */ + WMI_10X_VDEV_PARAM_DTIM_PERIOD, + /* + * scheduler air time limit for this VDEV. used by off chan + * scheduler. + */ + WMI_10X_VDEV_OC_SCHEDULER_AIR_TIME_LIMIT, + /* enable/dsiable WDS for this VDEV */ + WMI_10X_VDEV_PARAM_WDS, + /* ATIM Window */ + WMI_10X_VDEV_PARAM_ATIM_WINDOW, + /* BMISS max */ + WMI_10X_VDEV_PARAM_BMISS_COUNT_MAX, + /* WMM enables/disabled */ + WMI_10X_VDEV_PARAM_FEATURE_WMM, + /* Channel width */ + WMI_10X_VDEV_PARAM_CHWIDTH, + /* Channel Offset */ + WMI_10X_VDEV_PARAM_CHEXTOFFSET, + /* Disable HT Protection */ + WMI_10X_VDEV_PARAM_DISABLE_HTPROTECTION, + /* Quick STA Kickout */ + WMI_10X_VDEV_PARAM_STA_QUICKKICKOUT, + /* Rate to be used with Management frames */ + WMI_10X_VDEV_PARAM_MGMT_RATE, + /* Protection Mode */ + WMI_10X_VDEV_PARAM_PROTECTION_MODE, + /* Fixed rate setting */ + WMI_10X_VDEV_PARAM_FIXED_RATE, + /* Short GI Enable/Disable */ + WMI_10X_VDEV_PARAM_SGI, + /* Enable LDPC */ + WMI_10X_VDEV_PARAM_LDPC, + /* Enable Tx STBC */ + WMI_10X_VDEV_PARAM_TX_STBC, + /* Enable Rx STBC */ + WMI_10X_VDEV_PARAM_RX_STBC, + /* Intra BSS forwarding */ + WMI_10X_VDEV_PARAM_INTRA_BSS_FWD, + /* Setting Default xmit key for Vdev */ + WMI_10X_VDEV_PARAM_DEF_KEYID, + /* NSS width */ + WMI_10X_VDEV_PARAM_NSS, + /* Set the custom rate for the broadcast data frames */ + WMI_10X_VDEV_PARAM_BCAST_DATA_RATE, + /* Set the custom rate (rate-code) for multicast data frames */ + WMI_10X_VDEV_PARAM_MCAST_DATA_RATE, + /* Tx multicast packet indicate Enable/Disable */ + WMI_10X_VDEV_PARAM_MCAST_INDICATE, + /* Tx DHCP packet indicate Enable/Disable */ + WMI_10X_VDEV_PARAM_DHCP_INDICATE, + /* Enable host inspection of Tx unicast packet to unknown destination */ + WMI_10X_VDEV_PARAM_UNKNOWN_DEST_INDICATE, + + /* The minimum amount of time AP begins to consider STA inactive */ + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS, + + /* + * An associated STA is considered inactive when there is no recent + * TX/RX activity and no downlink frames are buffered for it. Once a + * STA exceeds the maximum idle inactive time, the AP will send an + * 802.11 data-null as a keep alive to verify the STA is still + * associated. If the STA does ACK the data-null, or if the data-null + * is buffered and the STA does not retrieve it, the STA will be + * considered unresponsive + * (see WMI_10X_VDEV_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS). + */ + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS, + + /* + * An associated STA is considered unresponsive if there is no recent + * TX/RX activity and downlink frames are buffered for it. Once a STA + * exceeds the maximum unresponsive time, the AP will send a + * WMI_10X_STA_KICKOUT event to the host so the STA can be deleted. */ + WMI_10X_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS, + + /* Enable NAWDS : MCAST INSPECT Enable, NAWDS Flag set */ + WMI_10X_VDEV_PARAM_AP_ENABLE_NAWDS, + + WMI_10X_VDEV_PARAM_MCAST2UCAST_SET, + /* Enable/Disable RTS-CTS */ + WMI_10X_VDEV_PARAM_ENABLE_RTSCTS, + + WMI_10X_VDEV_PARAM_AP_DETECT_OUT_OF_SYNC_SLEEPING_STA_TIME_SECS, +}; + +/* slot time long */ +#define WMI_VDEV_SLOT_TIME_LONG 0x1 +/* slot time short */ +#define WMI_VDEV_SLOT_TIME_SHORT 0x2 +/* preablbe long */ +#define WMI_VDEV_PREAMBLE_LONG 0x1 +/* preablbe short */ +#define WMI_VDEV_PREAMBLE_SHORT 0x2 + +enum wmi_start_event_param { + WMI_VDEV_RESP_START_EVENT = 0, + WMI_VDEV_RESP_RESTART_EVENT, +}; + +struct wmi_vdev_start_response_event { + __le32 vdev_id; + __le32 req_id; + __le32 resp_type; /* %WMI_VDEV_RESP_ */ + __le32 status; +} __packed; + +struct wmi_vdev_standby_req_event { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +struct wmi_vdev_resume_req_event { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +struct wmi_vdev_stopped_event { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +/* + * common structure used for simple events + * (stopped, resume_req, standby response) + */ +struct wmi_vdev_simple_event { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; +} __packed; + +/* VDEV start response status codes */ +/* VDEV succesfully started */ +#define WMI_INIFIED_VDEV_START_RESPONSE_STATUS_SUCCESS 0x0 + +/* requested VDEV not found */ +#define WMI_INIFIED_VDEV_START_RESPONSE_INVALID_VDEVID 0x1 + +/* unsupported VDEV combination */ +#define WMI_INIFIED_VDEV_START_RESPONSE_NOT_SUPPORTED 0x2 + +/* Beacon processing related command and event structures */ +struct wmi_bcn_tx_hdr { + __le32 vdev_id; + __le32 tx_rate; + __le32 tx_power; + __le32 bcn_len; +} __packed; + +struct wmi_bcn_tx_cmd { + struct wmi_bcn_tx_hdr hdr; + u8 *bcn[0]; +} __packed; + +struct wmi_bcn_tx_arg { + u32 vdev_id; + u32 tx_rate; + u32 tx_power; + u32 bcn_len; + const void *bcn; +}; + +enum wmi_bcn_tx_ref_flags { + WMI_BCN_TX_REF_FLAG_DTIM_ZERO = 0x1, + WMI_BCN_TX_REF_FLAG_DELIVER_CAB = 0x2, +}; + +struct wmi_bcn_tx_ref_cmd { + __le32 vdev_id; + __le32 data_len; + /* physical address of the frame - dma pointer */ + __le32 data_ptr; + /* id for host to track */ + __le32 msdu_id; + /* frame ctrl to setup PPDU desc */ + __le32 frame_control; + /* to control CABQ traffic: WMI_BCN_TX_REF_FLAG_ */ + __le32 flags; +} __packed; + +/* Beacon filter */ +#define WMI_BCN_FILTER_ALL 0 /* Filter all beacons */ +#define WMI_BCN_FILTER_NONE 1 /* Pass all beacons */ +#define WMI_BCN_FILTER_RSSI 2 /* Pass Beacons RSSI >= RSSI threshold */ +#define WMI_BCN_FILTER_BSSID 3 /* Pass Beacons with matching BSSID */ +#define WMI_BCN_FILTER_SSID 4 /* Pass Beacons with matching SSID */ + +struct wmi_bcn_filter_rx_cmd { + /* Filter ID */ + __le32 bcn_filter_id; + /* Filter type - wmi_bcn_filter */ + __le32 bcn_filter; + /* Buffer len */ + __le32 bcn_filter_len; + /* Filter info (threshold, BSSID, RSSI) */ + u8 *bcn_filter_buf; +} __packed; + +/* Capabilities and IEs to be passed to firmware */ +struct wmi_bcn_prb_info { + /* Capabilities */ + __le32 caps; + /* ERP info */ + __le32 erp; + /* Advanced capabilities */ + /* HT capabilities */ + /* HT Info */ + /* ibss_dfs */ + /* wpa Info */ + /* rsn Info */ + /* rrm info */ + /* ath_ext */ + /* app IE */ +} __packed; + +struct wmi_bcn_tmpl_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* TIM IE offset from the beginning of the template. */ + __le32 tim_ie_offset; + /* beacon probe capabilities and IEs */ + struct wmi_bcn_prb_info bcn_prb_info; + /* beacon buffer length */ + __le32 buf_len; + /* variable length data */ + u8 data[1]; +} __packed; + +struct wmi_prb_tmpl_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* beacon probe capabilities and IEs */ + struct wmi_bcn_prb_info bcn_prb_info; + /* beacon buffer length */ + __le32 buf_len; + /* Variable length data */ + u8 data[1]; +} __packed; + +enum wmi_sta_ps_mode { + /* enable power save for the given STA VDEV */ + WMI_STA_PS_MODE_DISABLED = 0, + /* disable power save for a given STA VDEV */ + WMI_STA_PS_MODE_ENABLED = 1, +}; + +struct wmi_sta_powersave_mode_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + + /* + * Power save mode + * (see enum wmi_sta_ps_mode) + */ + __le32 sta_ps_mode; +} __packed; + +enum wmi_csa_offload_en { + WMI_CSA_OFFLOAD_DISABLE = 0, + WMI_CSA_OFFLOAD_ENABLE = 1, +}; + +struct wmi_csa_offload_enable_cmd { + __le32 vdev_id; + __le32 csa_offload_enable; +} __packed; + +struct wmi_csa_offload_chanswitch_cmd { + __le32 vdev_id; + struct wmi_channel chan; +} __packed; + +/* + * This parameter controls the policy for retrieving frames from AP while the + * STA is in sleep state. + * + * Only takes affect if the sta_ps_mode is enabled + */ +enum wmi_sta_ps_param_rx_wake_policy { + /* + * Wake up when ever there is an RX activity on the VDEV. In this mode + * the Power save SM(state machine) will come out of sleep by either + * sending null frame (or) a data frame (with PS==0) in response to TIM + * bit set in the received beacon frame from AP. + */ + WMI_STA_PS_RX_WAKE_POLICY_WAKE = 0, + + /* + * Here the power save state machine will not wakeup in response to TIM + * bit, instead it will send a PSPOLL (or) UASPD trigger based on UAPSD + * configuration setup by WMISET_PS_SET_UAPSD WMI command. When all + * access categories are delivery-enabled, the station will send a + * UAPSD trigger frame, otherwise it will send a PS-Poll. + */ + WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD = 1, +}; + +/* + * Number of tx frames/beacon that cause the power save SM to wake up. + * + * Value 1 causes the SM to wake up for every TX. Value 0 has a special + * meaning, It will cause the SM to never wake up. This is useful if you want + * to keep the system to sleep all the time for some kind of test mode . host + * can change this parameter any time. It will affect at the next tx frame. + */ +enum wmi_sta_ps_param_tx_wake_threshold { + WMI_STA_PS_TX_WAKE_THRESHOLD_NEVER = 0, + WMI_STA_PS_TX_WAKE_THRESHOLD_ALWAYS = 1, + + /* + * Values greater than one indicate that many TX attempts per beacon + * interval before the STA will wake up + */ +}; + +/* + * The maximum number of PS-Poll frames the FW will send in response to + * traffic advertised in TIM before waking up (by sending a null frame with PS + * = 0). Value 0 has a special meaning: there is no maximum count and the FW + * will send as many PS-Poll as are necessary to retrieve buffered BU. This + * parameter is used when the RX wake policy is + * WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD and ignored when the RX wake + * policy is WMI_STA_PS_RX_WAKE_POLICY_WAKE. + */ +enum wmi_sta_ps_param_pspoll_count { + WMI_STA_PS_PSPOLL_COUNT_NO_MAX = 0, + /* + * Values greater than 0 indicate the maximum numer of PS-Poll frames + * FW will send before waking up. + */ +}; + +/* + * This will include the delivery and trigger enabled state for every AC. + * This is the negotiated state with AP. The host MLME needs to set this based + * on AP capability and the state Set in the association request by the + * station MLME.Lower 8 bits of the value specify the UAPSD configuration. + */ +#define WMI_UAPSD_AC_TYPE_DELI 0 +#define WMI_UAPSD_AC_TYPE_TRIG 1 + +#define WMI_UAPSD_AC_BIT_MASK(ac, type) \ + ((type == WMI_UAPSD_AC_TYPE_DELI) ? (1<<(ac<<1)) : (1<<((ac<<1)+1))) + +enum wmi_sta_ps_param_uapsd { + WMI_STA_PS_UAPSD_AC0_DELIVERY_EN = (1 << 0), + WMI_STA_PS_UAPSD_AC0_TRIGGER_EN = (1 << 1), + WMI_STA_PS_UAPSD_AC1_DELIVERY_EN = (1 << 2), + WMI_STA_PS_UAPSD_AC1_TRIGGER_EN = (1 << 3), + WMI_STA_PS_UAPSD_AC2_DELIVERY_EN = (1 << 4), + WMI_STA_PS_UAPSD_AC2_TRIGGER_EN = (1 << 5), + WMI_STA_PS_UAPSD_AC3_DELIVERY_EN = (1 << 6), + WMI_STA_PS_UAPSD_AC3_TRIGGER_EN = (1 << 7), +}; + +enum wmi_sta_powersave_param { + /* + * Controls how frames are retrievd from AP while STA is sleeping + * + * (see enum wmi_sta_ps_param_rx_wake_policy) + */ + WMI_STA_PS_PARAM_RX_WAKE_POLICY = 0, + + /* + * The STA will go active after this many TX + * + * (see enum wmi_sta_ps_param_tx_wake_threshold) + */ + WMI_STA_PS_PARAM_TX_WAKE_THRESHOLD = 1, + + /* + * Number of PS-Poll to send before STA wakes up + * + * (see enum wmi_sta_ps_param_pspoll_count) + * + */ + WMI_STA_PS_PARAM_PSPOLL_COUNT = 2, + + /* + * TX/RX inactivity time in msec before going to sleep. + * + * The power save SM will monitor tx/rx activity on the VDEV, if no + * activity for the specified msec of the parameter the Power save + * SM will go to sleep. + */ + WMI_STA_PS_PARAM_INACTIVITY_TIME = 3, + + /* + * Set uapsd configuration. + * + * (see enum wmi_sta_ps_param_uapsd) + */ + WMI_STA_PS_PARAM_UAPSD = 4, +}; + +struct wmi_sta_powersave_param_cmd { + __le32 vdev_id; + __le32 param_id; /* %WMI_STA_PS_PARAM_ */ + __le32 param_value; +} __packed; + +/* No MIMO power save */ +#define WMI_STA_MIMO_PS_MODE_DISABLE +/* mimo powersave mode static*/ +#define WMI_STA_MIMO_PS_MODE_STATIC +/* mimo powersave mode dynamic */ +#define WMI_STA_MIMO_PS_MODE_DYNAMIC + +struct wmi_sta_mimo_ps_mode_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* mimo powersave mode as defined above */ + __le32 mimo_pwrsave_mode; +} __packed; + +/* U-APSD configuration of peer station from (re)assoc request and TSPECs */ +enum wmi_ap_ps_param_uapsd { + WMI_AP_PS_UAPSD_AC0_DELIVERY_EN = (1 << 0), + WMI_AP_PS_UAPSD_AC0_TRIGGER_EN = (1 << 1), + WMI_AP_PS_UAPSD_AC1_DELIVERY_EN = (1 << 2), + WMI_AP_PS_UAPSD_AC1_TRIGGER_EN = (1 << 3), + WMI_AP_PS_UAPSD_AC2_DELIVERY_EN = (1 << 4), + WMI_AP_PS_UAPSD_AC2_TRIGGER_EN = (1 << 5), + WMI_AP_PS_UAPSD_AC3_DELIVERY_EN = (1 << 6), + WMI_AP_PS_UAPSD_AC3_TRIGGER_EN = (1 << 7), +}; + +/* U-APSD maximum service period of peer station */ +enum wmi_ap_ps_peer_param_max_sp { + WMI_AP_PS_PEER_PARAM_MAX_SP_UNLIMITED = 0, + WMI_AP_PS_PEER_PARAM_MAX_SP_2 = 1, + WMI_AP_PS_PEER_PARAM_MAX_SP_4 = 2, + WMI_AP_PS_PEER_PARAM_MAX_SP_6 = 3, + MAX_WMI_AP_PS_PEER_PARAM_MAX_SP, +}; + +/* + * AP power save parameter + * Set a power save specific parameter for a peer station + */ +enum wmi_ap_ps_peer_param { + /* Set uapsd configuration for a given peer. + * + * Include the delivery and trigger enabled state for every AC. + * The host MLME needs to set this based on AP capability and stations + * request Set in the association request received from the station. + * + * Lower 8 bits of the value specify the UAPSD configuration. + * + * (see enum wmi_ap_ps_param_uapsd) + * The default value is 0. + */ + WMI_AP_PS_PEER_PARAM_UAPSD = 0, + + /* + * Set the service period for a UAPSD capable station + * + * The service period from wme ie in the (re)assoc request frame. + * + * (see enum wmi_ap_ps_peer_param_max_sp) + */ + WMI_AP_PS_PEER_PARAM_MAX_SP = 1, + + /* Time in seconds for aging out buffered frames for STA in PS */ + WMI_AP_PS_PEER_PARAM_AGEOUT_TIME = 2, +}; + +struct wmi_ap_ps_peer_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + + /* AP powersave param (see enum wmi_ap_ps_peer_param) */ + __le32 param_id; + + /* AP powersave param value */ + __le32 param_value; +} __packed; + +/* 128 clients = 4 words */ +#define WMI_TIM_BITMAP_ARRAY_SIZE 4 + +struct wmi_tim_info { + __le32 tim_len; + __le32 tim_mcast; + __le32 tim_bitmap[WMI_TIM_BITMAP_ARRAY_SIZE]; + __le32 tim_changed; + __le32 tim_num_ps_pending; +} __packed; + +/* Maximum number of NOA Descriptors supported */ +#define WMI_P2P_MAX_NOA_DESCRIPTORS 4 +#define WMI_P2P_OPPPS_ENABLE_BIT BIT(0) +#define WMI_P2P_OPPPS_CTWINDOW_OFFSET 1 +#define WMI_P2P_NOA_CHANGED_BIT BIT(0) + +struct wmi_p2p_noa_info { + /* Bit 0 - Flag to indicate an update in NOA schedule + Bits 7-1 - Reserved */ + u8 changed; + /* NOA index */ + u8 index; + /* Bit 0 - Opp PS state of the AP + Bits 1-7 - Ctwindow in TUs */ + u8 ctwindow_oppps; + /* Number of NOA descriptors */ + u8 num_descriptors; + + struct wmi_p2p_noa_descriptor descriptors[WMI_P2P_MAX_NOA_DESCRIPTORS]; +} __packed; + +struct wmi_bcn_info { + struct wmi_tim_info tim_info; + struct wmi_p2p_noa_info p2p_noa_info; +} __packed; + +struct wmi_host_swba_event { + __le32 vdev_map; + struct wmi_bcn_info bcn_info[1]; +} __packed; + +#define WMI_MAX_AP_VDEV 16 + +struct wmi_tbtt_offset_event { + __le32 vdev_map; + __le32 tbttoffset_list[WMI_MAX_AP_VDEV]; +} __packed; + + +struct wmi_peer_create_cmd { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; +} __packed; + +struct wmi_peer_delete_cmd { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; +} __packed; + +struct wmi_peer_flush_tids_cmd { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; + __le32 peer_tid_bitmap; +} __packed; + +struct wmi_fixed_rate { + /* + * rate mode . 0: disable fixed rate (auto rate) + * 1: legacy (non 11n) rate specified as ieee rate 2*Mbps + * 2: ht20 11n rate specified as mcs index + * 3: ht40 11n rate specified as mcs index + */ + __le32 rate_mode; + /* + * 4 rate values for 4 rate series. series 0 is stored in byte 0 (LSB) + * and series 3 is stored at byte 3 (MSB) + */ + __le32 rate_series; + /* + * 4 retry counts for 4 rate series. retry count for rate 0 is stored + * in byte 0 (LSB) and retry count for rate 3 is stored at byte 3 + * (MSB) + */ + __le32 rate_retries; +} __packed; + +struct wmi_peer_fixed_rate_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + /* fixed rate */ + struct wmi_fixed_rate peer_fixed_rate; +} __packed; + +#define WMI_MGMT_TID 17 + +struct wmi_addba_clear_resp_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; +} __packed; + +struct wmi_addba_send_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + /* Tid number */ + __le32 tid; + /* Buffer/Window size*/ + __le32 buffersize; +} __packed; + +struct wmi_delba_send_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + /* Tid number */ + __le32 tid; + /* Is Initiator */ + __le32 initiator; + /* Reason code */ + __le32 reasoncode; +} __packed; + +struct wmi_addba_setresponse_cmd { + /* unique id identifying the vdev, generated by the caller */ + __le32 vdev_id; + /* peer mac address */ + struct wmi_mac_addr peer_macaddr; + /* Tid number */ + __le32 tid; + /* status code */ + __le32 statuscode; +} __packed; + +struct wmi_send_singleamsdu_cmd { + /* unique id identifying the vdev, generated by the caller */ + __le32 vdev_id; + /* peer mac address */ + struct wmi_mac_addr peer_macaddr; + /* Tid number */ + __le32 tid; +} __packed; + +enum wmi_peer_smps_state { + WMI_PEER_SMPS_PS_NONE = 0x0, + WMI_PEER_SMPS_STATIC = 0x1, + WMI_PEER_SMPS_DYNAMIC = 0x2 +}; + +enum wmi_peer_chwidth { + WMI_PEER_CHWIDTH_20MHZ = 0, + WMI_PEER_CHWIDTH_40MHZ = 1, + WMI_PEER_CHWIDTH_80MHZ = 2, +}; + +enum wmi_peer_param { + WMI_PEER_SMPS_STATE = 0x1, /* see %wmi_peer_smps_state */ + WMI_PEER_AMPDU = 0x2, + WMI_PEER_AUTHORIZE = 0x3, + WMI_PEER_CHAN_WIDTH = 0x4, + WMI_PEER_NSS = 0x5, + WMI_PEER_USE_4ADDR = 0x6 +}; + +struct wmi_peer_set_param_cmd { + __le32 vdev_id; + struct wmi_mac_addr peer_macaddr; + __le32 param_id; + __le32 param_value; +} __packed; + +#define MAX_SUPPORTED_RATES 128 + +struct wmi_rate_set { + /* total number of rates */ + __le32 num_rates; + /* + * rates (each 8bit value) packed into a 32 bit word. + * the rates are filled from least significant byte to most + * significant byte. + */ + __le32 rates[(MAX_SUPPORTED_RATES/4)+1]; +} __packed; + +struct wmi_rate_set_arg { + unsigned int num_rates; + u8 rates[MAX_SUPPORTED_RATES]; +}; + +/* + * NOTE: It would bea good idea to represent the Tx MCS + * info in one word and Rx in another word. This is split + * into multiple words for convenience + */ +struct wmi_vht_rate_set { + __le32 rx_max_rate; /* Max Rx data rate */ + __le32 rx_mcs_set; /* Negotiated RX VHT rates */ + __le32 tx_max_rate; /* Max Tx data rate */ + __le32 tx_mcs_set; /* Negotiated TX VHT rates */ +} __packed; + +struct wmi_vht_rate_set_arg { + u32 rx_max_rate; + u32 rx_mcs_set; + u32 tx_max_rate; + u32 tx_mcs_set; +}; + +struct wmi_peer_set_rates_cmd { + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + /* legacy rate set */ + struct wmi_rate_set peer_legacy_rates; + /* ht rate set */ + struct wmi_rate_set peer_ht_rates; +} __packed; + +struct wmi_peer_set_q_empty_callback_cmd { + /* unique id identifying the VDEV, generated by the caller */ + __le32 vdev_id; + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + __le32 callback_enable; +} __packed; + +#define WMI_PEER_AUTH 0x00000001 +#define WMI_PEER_QOS 0x00000002 +#define WMI_PEER_NEED_PTK_4_WAY 0x00000004 +#define WMI_PEER_NEED_GTK_2_WAY 0x00000010 +#define WMI_PEER_APSD 0x00000800 +#define WMI_PEER_HT 0x00001000 +#define WMI_PEER_40MHZ 0x00002000 +#define WMI_PEER_STBC 0x00008000 +#define WMI_PEER_LDPC 0x00010000 +#define WMI_PEER_DYN_MIMOPS 0x00020000 +#define WMI_PEER_STATIC_MIMOPS 0x00040000 +#define WMI_PEER_SPATIAL_MUX 0x00200000 +#define WMI_PEER_VHT 0x02000000 +#define WMI_PEER_80MHZ 0x04000000 +#define WMI_PEER_PMF 0x08000000 + +/* + * Peer rate capabilities. + * + * This is of interest to the ratecontrol + * module which resides in the firmware. The bit definitions are + * consistent with that defined in if_athrate.c. + */ +#define WMI_RC_DS_FLAG 0x01 +#define WMI_RC_CW40_FLAG 0x02 +#define WMI_RC_SGI_FLAG 0x04 +#define WMI_RC_HT_FLAG 0x08 +#define WMI_RC_RTSCTS_FLAG 0x10 +#define WMI_RC_TX_STBC_FLAG 0x20 +#define WMI_RC_RX_STBC_FLAG 0xC0 +#define WMI_RC_RX_STBC_FLAG_S 6 +#define WMI_RC_WEP_TKIP_FLAG 0x100 +#define WMI_RC_TS_FLAG 0x200 +#define WMI_RC_UAPSD_FLAG 0x400 + +/* Maximum listen interval supported by hw in units of beacon interval */ +#define ATH10K_MAX_HW_LISTEN_INTERVAL 5 + +struct wmi_peer_assoc_complete_cmd { + struct wmi_mac_addr peer_macaddr; + __le32 vdev_id; + __le32 peer_new_assoc; /* 1=assoc, 0=reassoc */ + __le32 peer_associd; /* 16 LSBs */ + __le32 peer_flags; + __le32 peer_caps; /* 16 LSBs */ + __le32 peer_listen_intval; + __le32 peer_ht_caps; + __le32 peer_max_mpdu; + __le32 peer_mpdu_density; /* 0..16 */ + __le32 peer_rate_caps; + struct wmi_rate_set peer_legacy_rates; + struct wmi_rate_set peer_ht_rates; + __le32 peer_nss; /* num of spatial streams */ + __le32 peer_vht_caps; + __le32 peer_phymode; + struct wmi_vht_rate_set peer_vht_rates; + /* HT Operation Element of the peer. Five bytes packed in 2 + * INT32 array and filled from lsb to msb. */ + __le32 peer_ht_info[2]; +} __packed; + +struct wmi_peer_assoc_complete_arg { + u8 addr[ETH_ALEN]; + u32 vdev_id; + bool peer_reassoc; + u16 peer_aid; + u32 peer_flags; /* see %WMI_PEER_ */ + u16 peer_caps; + u32 peer_listen_intval; + u32 peer_ht_caps; + u32 peer_max_mpdu; + u32 peer_mpdu_density; /* 0..16 */ + u32 peer_rate_caps; /* see %WMI_RC_ */ + struct wmi_rate_set_arg peer_legacy_rates; + struct wmi_rate_set_arg peer_ht_rates; + u32 peer_num_spatial_streams; + u32 peer_vht_caps; + enum wmi_phy_mode peer_phymode; + struct wmi_vht_rate_set_arg peer_vht_rates; +}; + +struct wmi_peer_add_wds_entry_cmd { + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; + /* wds MAC addr */ + struct wmi_mac_addr wds_macaddr; +} __packed; + +struct wmi_peer_remove_wds_entry_cmd { + /* wds MAC addr */ + struct wmi_mac_addr wds_macaddr; +} __packed; + +struct wmi_peer_q_empty_callback_event { + /* peer MAC address */ + struct wmi_mac_addr peer_macaddr; +} __packed; + +/* + * Channel info WMI event + */ +struct wmi_chan_info_event { + __le32 err_code; + __le32 freq; + __le32 cmd_flags; + __le32 noise_floor; + __le32 rx_clear_count; + __le32 cycle_count; +} __packed; + +struct wmi_peer_sta_kickout_event { + struct wmi_mac_addr peer_macaddr; +} __packed; + +#define WMI_CHAN_INFO_FLAG_COMPLETE BIT(0) + +/* FIXME: empirically extrapolated */ +#define WMI_CHAN_INFO_MSEC(x) ((x) / 76595) + +/* Beacon filter wmi command info */ +#define BCN_FLT_MAX_SUPPORTED_IES 256 +#define BCN_FLT_MAX_ELEMS_IE_LIST (BCN_FLT_MAX_SUPPORTED_IES / 32) + +struct bss_bcn_stats { + __le32 vdev_id; + __le32 bss_bcnsdropped; + __le32 bss_bcnsdelivered; +} __packed; + +struct bcn_filter_stats { + __le32 bcns_dropped; + __le32 bcns_delivered; + __le32 activefilters; + struct bss_bcn_stats bss_stats; +} __packed; + +struct wmi_add_bcn_filter_cmd { + u32 vdev_id; + u32 ie_map[BCN_FLT_MAX_ELEMS_IE_LIST]; +} __packed; + +enum wmi_sta_keepalive_method { + WMI_STA_KEEPALIVE_METHOD_NULL_FRAME = 1, + WMI_STA_KEEPALIVE_METHOD_UNSOLICITATED_ARP_RESPONSE = 2, +}; + +/* note: ip4 addresses are in network byte order, i.e. big endian */ +struct wmi_sta_keepalive_arp_resp { + __be32 src_ip4_addr; + __be32 dest_ip4_addr; + struct wmi_mac_addr dest_mac_addr; +} __packed; + +struct wmi_sta_keepalive_cmd { + __le32 vdev_id; + __le32 enabled; + __le32 method; /* WMI_STA_KEEPALIVE_METHOD_ */ + __le32 interval; /* in seconds */ + struct wmi_sta_keepalive_arp_resp arp_resp; +} __packed; + +enum wmi_force_fw_hang_type { + WMI_FORCE_FW_HANG_ASSERT = 1, + WMI_FORCE_FW_HANG_NO_DETECT, + WMI_FORCE_FW_HANG_CTRL_EP_FULL, + WMI_FORCE_FW_HANG_EMPTY_POINT, + WMI_FORCE_FW_HANG_STACK_OVERFLOW, + WMI_FORCE_FW_HANG_INFINITE_LOOP, +}; + +#define WMI_FORCE_FW_HANG_RANDOM_TIME 0xFFFFFFFF + +struct wmi_force_fw_hang_cmd { + __le32 type; + __le32 delay_ms; +} __packed; + +enum ath10k_dbglog_level { + ATH10K_DBGLOG_LEVEL_VERBOSE = 0, + ATH10K_DBGLOG_LEVEL_INFO = 1, + ATH10K_DBGLOG_LEVEL_WARN = 2, + ATH10K_DBGLOG_LEVEL_ERR = 3, +}; + +/* VAP ids to enable dbglog */ +#define ATH10K_DBGLOG_CFG_VAP_LOG_LSB 0 +#define ATH10K_DBGLOG_CFG_VAP_LOG_MASK 0x0000ffff + +/* to enable dbglog in the firmware */ +#define ATH10K_DBGLOG_CFG_REPORTING_ENABLE_LSB 16 +#define ATH10K_DBGLOG_CFG_REPORTING_ENABLE_MASK 0x00010000 + +/* timestamp resolution */ +#define ATH10K_DBGLOG_CFG_RESOLUTION_LSB 17 +#define ATH10K_DBGLOG_CFG_RESOLUTION_MASK 0x000E0000 + +/* number of queued messages before sending them to the host */ +#define ATH10K_DBGLOG_CFG_REPORT_SIZE_LSB 20 +#define ATH10K_DBGLOG_CFG_REPORT_SIZE_MASK 0x0ff00000 + +/* + * Log levels to enable. This defines the minimum level to enable, this is + * not a bitmask. See enum ath10k_dbglog_level for the values. + */ +#define ATH10K_DBGLOG_CFG_LOG_LVL_LSB 28 +#define ATH10K_DBGLOG_CFG_LOG_LVL_MASK 0x70000000 + +/* + * Note: this is a cleaned up version of a struct firmware uses. For + * example, config_valid was hidden inside an array. + */ +struct wmi_dbglog_cfg_cmd { + /* bitmask to hold mod id config*/ + __le32 module_enable; + + /* see ATH10K_DBGLOG_CFG_ */ + __le32 config_enable; + + /* mask of module id bits to be changed */ + __le32 module_valid; + + /* mask of config bits to be changed, see ATH10K_DBGLOG_CFG_ */ + __le32 config_valid; +} __packed; + +#define ATH10K_RTS_MAX 2347 +#define ATH10K_FRAGMT_THRESHOLD_MIN 540 +#define ATH10K_FRAGMT_THRESHOLD_MAX 2346 + +#define WMI_MAX_EVENT 0x1000 +/* Maximum number of pending TXed WMI packets */ +#define WMI_SKB_HEADROOM sizeof(struct wmi_cmd_hdr) + +/* By default disable power save for IBSS */ +#define ATH10K_DEFAULT_ATIM 0 + +struct ath10k; +struct ath10k_vif; + +int ath10k_wmi_attach(struct ath10k *ar); +void ath10k_wmi_detach(struct ath10k *ar); +int ath10k_wmi_wait_for_service_ready(struct ath10k *ar); +int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar); + +int ath10k_wmi_connect(struct ath10k *ar); +int ath10k_wmi_pdev_set_channel(struct ath10k *ar, + const struct wmi_channel_arg *); +int ath10k_wmi_pdev_suspend_target(struct ath10k *ar, u32 suspend_opt); +int ath10k_wmi_pdev_resume_target(struct ath10k *ar); +int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g, + u16 rd5g, u16 ctl2g, u16 ctl5g, + enum wmi_dfs_region dfs_reg); +int ath10k_wmi_pdev_set_param(struct ath10k *ar, u32 id, u32 value); +int ath10k_wmi_cmd_init(struct ath10k *ar); +int ath10k_wmi_start_scan(struct ath10k *ar, const struct wmi_start_scan_arg *); +void ath10k_wmi_start_scan_init(struct ath10k *ar, struct wmi_start_scan_arg *); +int ath10k_wmi_stop_scan(struct ath10k *ar, + const struct wmi_stop_scan_arg *arg); +int ath10k_wmi_vdev_create(struct ath10k *ar, u32 vdev_id, + enum wmi_vdev_type type, + enum wmi_vdev_subtype subtype, + const u8 macaddr[ETH_ALEN]); +int ath10k_wmi_vdev_delete(struct ath10k *ar, u32 vdev_id); +int ath10k_wmi_vdev_start(struct ath10k *ar, + const struct wmi_vdev_start_request_arg *); +int ath10k_wmi_vdev_restart(struct ath10k *ar, + const struct wmi_vdev_start_request_arg *); +int ath10k_wmi_vdev_stop(struct ath10k *ar, u32 vdev_id); +int ath10k_wmi_vdev_up(struct ath10k *ar, u32 vdev_id, u32 aid, + const u8 *bssid); +int ath10k_wmi_vdev_down(struct ath10k *ar, u32 vdev_id); +int ath10k_wmi_vdev_set_param(struct ath10k *ar, u32 vdev_id, + u32 param_id, u32 param_value); +int ath10k_wmi_vdev_install_key(struct ath10k *ar, + const struct wmi_vdev_install_key_arg *arg); +int ath10k_wmi_peer_create(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN]); +int ath10k_wmi_peer_delete(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN]); +int ath10k_wmi_peer_flush(struct ath10k *ar, u32 vdev_id, + const u8 peer_addr[ETH_ALEN], u32 tid_bitmap); +int ath10k_wmi_peer_set_param(struct ath10k *ar, u32 vdev_id, + const u8 *peer_addr, + enum wmi_peer_param param_id, u32 param_value); +int ath10k_wmi_peer_assoc(struct ath10k *ar, + const struct wmi_peer_assoc_complete_arg *arg); +int ath10k_wmi_set_psmode(struct ath10k *ar, u32 vdev_id, + enum wmi_sta_ps_mode psmode); +int ath10k_wmi_set_sta_ps_param(struct ath10k *ar, u32 vdev_id, + enum wmi_sta_powersave_param param_id, + u32 value); +int ath10k_wmi_set_ap_ps_param(struct ath10k *ar, u32 vdev_id, const u8 *mac, + enum wmi_ap_ps_peer_param param_id, u32 value); +int ath10k_wmi_scan_chan_list(struct ath10k *ar, + const struct wmi_scan_chan_list_arg *arg); +int ath10k_wmi_beacon_send_ref_nowait(struct ath10k_vif *arvif); +int ath10k_wmi_pdev_set_wmm_params(struct ath10k *ar, + const struct wmi_pdev_set_wmm_params_arg *arg); +int ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id); +int ath10k_wmi_force_fw_hang(struct ath10k *ar, + enum wmi_force_fw_hang_type type, u32 delay_ms); +int ath10k_wmi_mgmt_tx(struct ath10k *ar, struct sk_buff *skb); +int ath10k_wmi_dbglog_cfg(struct ath10k *ar, u32 module_enable); + +#endif /* _WMI_H_ */ diff --git a/drivers/net/wireless/ath/ath5k/Makefile b/drivers/net/wireless/ath/ath5k/Makefile index f60b3899afc..1b3a34f7f22 100644 --- a/drivers/net/wireless/ath/ath5k/Makefile +++ b/drivers/net/wireless/ath/ath5k/Makefile @@ -10,6 +10,7 @@ ath5k-y += phy.o ath5k-y += reset.o ath5k-y += attach.o ath5k-y += base.o +CFLAGS_base.o += -I$(src) ath5k-y += led.o ath5k-y += rfkill.o ath5k-y += ani.o diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c index 8e8bcc7a480..79bffe165ca 100644 --- a/drivers/net/wireless/ath/ath5k/ahb.c +++ b/drivers/net/wireless/ath/ath5k/ahb.c @@ -37,12 +37,9 @@ ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) { struct ath5k_hw *ah = common->priv; struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); u16 *eeprom, *eeprom_end; - - - bcfg = pdev->dev.platform_data; eeprom = (u16 *) bcfg->radio; eeprom_end = ((void *) bcfg->config) + BOARD_CONFIG_BUFSZ; @@ -57,7 +54,7 @@ ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) int ath5k_hw_read_srev(struct ath5k_hw *ah) { struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); ah->ah_mac_srev = bcfg->devid; return 0; } @@ -65,7 +62,7 @@ int ath5k_hw_read_srev(struct ath5k_hw *ah) static int ath5k_ahb_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac) { struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); u8 *cfg_mac; if (to_platform_device(ah->dev)->id == 0) @@ -87,7 +84,7 @@ static const struct ath_bus_ops ath_ahb_bus_ops = { /*Initialization*/ static int ath_ahb_probe(struct platform_device *pdev) { - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); struct ath5k_hw *ah; struct ieee80211_hw *hw; struct resource *res; @@ -96,7 +93,7 @@ static int ath_ahb_probe(struct platform_device *pdev) int ret = 0; u32 reg; - if (!pdev->dev.platform_data) { + if (!dev_get_platdata(&pdev->dev)) { dev_err(&pdev->dev, "no platform data specified\n"); ret = -EINVAL; goto err_out; @@ -185,7 +182,6 @@ static int ath_ahb_probe(struct platform_device *pdev) err_free_hw: ieee80211_free_hw(hw); - platform_set_drvdata(pdev, NULL); err_iounmap: iounmap(mem); err_out: @@ -194,7 +190,7 @@ static int ath_ahb_probe(struct platform_device *pdev) static int ath_ahb_remove(struct platform_device *pdev) { - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); struct ieee80211_hw *hw = platform_get_drvdata(pdev); struct ath5k_hw *ah; u32 reg; @@ -221,7 +217,6 @@ static int ath_ahb_remove(struct platform_device *pdev) ath5k_deinit_ah(ah); iounmap(ah->iobase); - platform_set_drvdata(pdev, NULL); ieee80211_free_hw(hw); return 0; diff --git a/drivers/net/wireless/ath/ath5k/ath5k.h b/drivers/net/wireless/ath/ath5k/ath5k.h index 3150def1719..74bd54d6ace 100644 --- a/drivers/net/wireless/ath/ath5k/ath5k.h +++ b/drivers/net/wireless/ath/ath5k/ath5k.h @@ -29,6 +29,7 @@ #include <linux/average.h> #include <linux/leds.h> #include <net/mac80211.h> +#include <net/cfg80211.h> /* RX/TX descriptor hw structs * TODO: Driver part should only see sw structs */ @@ -1523,7 +1524,8 @@ int ath5k_hw_dma_stop(struct ath5k_hw *ah); /* EEPROM access functions */ int ath5k_eeprom_init(struct ath5k_hw *ah); void ath5k_eeprom_detach(struct ath5k_hw *ah); - +int ath5k_eeprom_mode_from_channel(struct ath5k_hw *ah, + struct ieee80211_channel *channel); /* Protocol Control Unit Functions */ /* Helpers */ diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 30ca0a60a64..4b18434ba69 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -56,10 +56,12 @@ #include <linux/etherdevice.h> #include <linux/nl80211.h> +#include <net/cfg80211.h> #include <net/ieee80211_radiotap.h> #include <asm/unaligned.h> +#include <net/mac80211.h> #include "base.h" #include "reg.h" #include "debug.h" @@ -164,28 +166,36 @@ static const struct ieee80211_rate ath5k_rates[] = { .flags = IEEE80211_RATE_SHORT_PREAMBLE }, { .bitrate = 60, .hw_value = ATH5K_RATE_CODE_6M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 90, .hw_value = ATH5K_RATE_CODE_9M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 120, .hw_value = ATH5K_RATE_CODE_12M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 180, .hw_value = ATH5K_RATE_CODE_18M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 240, .hw_value = ATH5K_RATE_CODE_24M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 360, .hw_value = ATH5K_RATE_CODE_36M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 480, .hw_value = ATH5K_RATE_CODE_48M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, { .bitrate = 540, .hw_value = ATH5K_RATE_CODE_54M, - .flags = 0 }, + .flags = IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ }, }; static inline u64 ath5k_extend_tsf(struct ath5k_hw *ah, u32 rstamp) @@ -240,13 +250,14 @@ static const struct ath_ops ath5k_common_ops = { * Driver Initialization * \***********************/ -static int ath5k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) +static void ath5k_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ath5k_hw *ah = hw->priv; struct ath_regulatory *regulatory = ath5k_hw_regulatory(ah); - return ath_reg_notifier_apply(wiphy, request, regulatory); + ath_reg_notifier_apply(wiphy, request, regulatory); } /********************\ @@ -433,11 +444,27 @@ ath5k_setup_bands(struct ieee80211_hw *hw) * Called with ah->lock. */ int -ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan) +ath5k_chan_set(struct ath5k_hw *ah, struct cfg80211_chan_def *chandef) { ATH5K_DBG(ah, ATH5K_DEBUG_RESET, "channel set, resetting (%u -> %u MHz)\n", - ah->curchan->center_freq, chan->center_freq); + ah->curchan->center_freq, chandef->chan->center_freq); + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_20: + case NL80211_CHAN_WIDTH_20_NOHT: + ah->ah_bwmode = AR5K_BWMODE_DEFAULT; + break; + case NL80211_CHAN_WIDTH_5: + ah->ah_bwmode = AR5K_BWMODE_5MHZ; + break; + case NL80211_CHAN_WIDTH_10: + ah->ah_bwmode = AR5K_BWMODE_10MHZ; + break; + default: + WARN_ON(1); + return -EINVAL; + } /* * To switch channels clear any pending DMA operations; @@ -445,7 +472,7 @@ ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan) * hardware at the new frequency, and then re-enable * the relevant bits of the h/w. */ - return ath5k_reset(ah, chan, true); + return ath5k_reset(ah, chandef->chan, true); } void ath5k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) @@ -665,9 +692,46 @@ static enum ath5k_pkt_type get_hw_packet_type(struct sk_buff *skb) return htype; } +static struct ieee80211_rate * +ath5k_get_rate(const struct ieee80211_hw *hw, + const struct ieee80211_tx_info *info, + struct ath5k_buf *bf, int idx) +{ + /* + * convert a ieee80211_tx_rate RC-table entry to + * the respective ieee80211_rate struct + */ + if (bf->rates[idx].idx < 0) { + return NULL; + } + + return &hw->wiphy->bands[info->band]->bitrates[ bf->rates[idx].idx ]; +} + +static u16 +ath5k_get_rate_hw_value(const struct ieee80211_hw *hw, + const struct ieee80211_tx_info *info, + struct ath5k_buf *bf, int idx) +{ + struct ieee80211_rate *rate; + u16 hw_rate; + u8 rc_flags; + + rate = ath5k_get_rate(hw, info, bf, idx); + if (!rate) + return 0; + + rc_flags = bf->rates[idx].flags; + hw_rate = (rc_flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) ? + rate->hw_value_short : rate->hw_value; + + return hw_rate; +} + static int ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, - struct ath5k_txq *txq, int padsize) + struct ath5k_txq *txq, int padsize, + struct ieee80211_tx_control *control) { struct ath5k_desc *ds = bf->desc; struct sk_buff *skb = bf->skb; @@ -687,7 +751,14 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, bf->skbaddr = dma_map_single(ah->dev, skb->data, skb->len, DMA_TO_DEVICE); - rate = ieee80211_get_tx_rate(ah->hw, info); + if (dma_mapping_error(ah->dev, bf->skbaddr)) + return -ENOSPC; + + ieee80211_get_tx_rates(info->control.vif, (control) ? control->sta : NULL, skb, bf->rates, + ARRAY_SIZE(bf->rates)); + + rate = ath5k_get_rate(ah->hw, info, bf, 0); + if (!rate) { ret = -EINVAL; goto err_unmap; @@ -697,8 +768,8 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, flags |= AR5K_TXDESC_NOACK; rc_flags = info->control.rates[0].flags; - hw_rate = (rc_flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) ? - rate->hw_value_short : rate->hw_value; + + hw_rate = ath5k_get_rate_hw_value(ah->hw, info, bf, 0); pktlen = skb->len; @@ -721,12 +792,13 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, duration = le16_to_cpu(ieee80211_ctstoself_duration(ah->hw, info->control.vif, pktlen, info)); } + ret = ah->ah_setup_tx_desc(ah, ds, pktlen, ieee80211_get_hdrlen_from_skb(skb), padsize, get_hw_packet_type(skb), (ah->ah_txpower.txp_requested * 2), hw_rate, - info->control.rates[0].count, keyidx, ah->ah_tx_ant, flags, + bf->rates[0].count, keyidx, ah->ah_tx_ant, flags, cts_rate, duration); if (ret) goto err_unmap; @@ -735,13 +807,15 @@ ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf, if (ah->ah_capabilities.cap_has_mrr_support) { memset(mrr_rate, 0, sizeof(mrr_rate)); memset(mrr_tries, 0, sizeof(mrr_tries)); + for (i = 0; i < 3; i++) { - rate = ieee80211_get_alt_retry_rate(ah->hw, info, i); + + rate = ath5k_get_rate(ah->hw, info, bf, i); if (!rate) break; - mrr_rate[i] = rate->hw_value; - mrr_tries[i] = info->control.rates[i + 1].count; + mrr_rate[i] = ath5k_get_rate_hw_value(ah->hw, info, bf, i); + mrr_tries[i] = bf->rates[i].count; } ath5k_hw_setup_mrr_tx_desc(ah, ds, @@ -1167,14 +1241,11 @@ static void ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb, struct ieee80211_rx_status *rxs) { - struct ath_common *common = ath5k_hw_common(ah); u64 tsf, bc_tstamp; u32 hw_tu; struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; - if (ieee80211_is_beacon(mgmt->frame_control) && - le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS && - ether_addr_equal(mgmt->bssid, common->curbssid)) { + if (le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS) { /* * Received an IBSS beacon with the same BSSID. Hardware *must* * have updated the local TSF. We have to work around various @@ -1230,23 +1301,6 @@ ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb, } } -static void -ath5k_update_beacon_rssi(struct ath5k_hw *ah, struct sk_buff *skb, int rssi) -{ - struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; - struct ath_common *common = ath5k_hw_common(ah); - - /* only beacons from our BSSID */ - if (!ieee80211_is_beacon(mgmt->frame_control) || - !ether_addr_equal(mgmt->bssid, common->curbssid)) - return; - - ewma_add(&ah->ah_beacon_rssi_avg, rssi); - - /* in IBSS mode we should keep RSSI statistics per neighbour */ - /* le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS */ -} - /* * Compute padding position. skb must contain an IEEE 802.11 frame */ @@ -1319,6 +1373,7 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb, struct ath5k_rx_status *rs) { struct ieee80211_rx_status *rxs; + struct ath_common *common = ath5k_hw_common(ah); ath5k_remove_padding(skb); @@ -1354,6 +1409,16 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb, rxs->rate_idx = ath5k_hw_to_driver_rix(ah, rs->rs_rate); rxs->flag |= ath5k_rx_decrypted(ah, skb, rs); + switch (ah->ah_bwmode) { + case AR5K_BWMODE_5MHZ: + rxs->flag |= RX_FLAG_5MHZ; + break; + case AR5K_BWMODE_10MHZ: + rxs->flag |= RX_FLAG_10MHZ; + break; + default: + break; + } if (rxs->rate_idx >= 0 && rs->rs_rate == ah->sbands[ah->curchan->band].bitrates[rxs->rate_idx].hw_value_short) @@ -1361,11 +1426,13 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb, trace_ath5k_rx(ah, skb); - ath5k_update_beacon_rssi(ah, skb, rs->rs_rssi); + if (ath_is_mybeacon(common, (struct ieee80211_hdr *)skb->data)) { + ewma_add(&ah->ah_beacon_rssi_avg, rs->rs_rssi); - /* check beacons in IBSS mode */ - if (ah->opmode == NL80211_IFTYPE_ADHOC) - ath5k_check_ibss_tsf(ah, skb, rxs); + /* check beacons in IBSS mode */ + if (ah->opmode == NL80211_IFTYPE_ADHOC) + ath5k_check_ibss_tsf(ah, skb, rxs); + } ieee80211_rx(ah->hw, skb); } @@ -1514,7 +1581,7 @@ unlock: void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ath5k_txq *txq) + struct ath5k_txq *txq, struct ieee80211_tx_control *control) { struct ath5k_hw *ah = hw->priv; struct ath5k_buf *bf; @@ -1554,7 +1621,7 @@ ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, bf->skb = skb; - if (ath5k_txbuf_setup(ah, bf, txq, padsize)) { + if (ath5k_txbuf_setup(ah, bf, txq, padsize, control)) { bf->skb = NULL; spin_lock_irqsave(&ah->txbuflock, flags); list_add_tail(&bf->list, &ah->txbuf); @@ -1570,16 +1637,21 @@ drop_packet: static void ath5k_tx_frame_completed(struct ath5k_hw *ah, struct sk_buff *skb, - struct ath5k_txq *txq, struct ath5k_tx_status *ts) + struct ath5k_txq *txq, struct ath5k_tx_status *ts, + struct ath5k_buf *bf) { struct ieee80211_tx_info *info; u8 tries[3]; int i; + int size = 0; ah->stats.tx_all_count++; ah->stats.tx_bytes_count += skb->len; info = IEEE80211_SKB_CB(skb); + size = min_t(int, sizeof(info->status.rates), sizeof(bf->rates)); + memcpy(info->status.rates, bf->rates, size); + tries[0] = info->status.rates[0].count; tries[1] = info->status.rates[1].count; tries[2] = info->status.rates[2].count; @@ -1662,7 +1734,7 @@ ath5k_tx_processq(struct ath5k_hw *ah, struct ath5k_txq *txq) dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE); - ath5k_tx_frame_completed(ah, skb, txq, &ts); + ath5k_tx_frame_completed(ah, skb, txq, &ts, bf); } /* @@ -1916,7 +1988,7 @@ ath5k_beacon_send(struct ath5k_hw *ah) skb = ieee80211_get_buffered_bc(ah->hw, vif); while (skb) { - ath5k_tx_queue(ah->hw, skb, ah->cabq); + ath5k_tx_queue(ah->hw, skb, ah->cabq, NULL); if (ah->cabq->txq_len >= ah->cabq->txq_max) break; @@ -2368,6 +2440,9 @@ ath5k_tx_complete_poll_work(struct work_struct *work) int i; bool needreset = false; + if (!test_bit(ATH_STAT_STARTED, ah->status)) + return; + mutex_lock(&ah->lock); for (i = 0; i < ARRAY_SIZE(ah->txqs); i++) { @@ -2438,7 +2513,8 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops) IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_MFP_CAPABLE | - IEEE80211_HW_REPORTS_TX_ACK_STATUS; + IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_SUPPORTS_RC_TABLE; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP) | @@ -2452,12 +2528,13 @@ ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops) /* SW support for IBSS_RSN is provided by mac80211 */ hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; + hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_5_10_MHZ; + /* both antennas can be configured as RX or TX */ hw->wiphy->available_antennas_tx = 0x3; hw->wiphy->available_antennas_rx = 0x3; hw->extra_tx_headroom = 2; - hw->channel_change_time = 5000; /* * Mark the device as detached to avoid processing @@ -2638,7 +2715,7 @@ int ath5k_start(struct ieee80211_hw *hw) * be followed by initialization of the appropriate bits * and then setup of the interrupt mask. */ - ah->curchan = ah->hw->conf.channel; + ah->curchan = ah->hw->conf.chandef.chan; ah->imask = AR5K_INT_RXOK | AR5K_INT_RXERR | AR5K_INT_RXEOL @@ -2675,6 +2752,7 @@ done: mmiowb(); mutex_unlock(&ah->lock); + set_bit(ATH_STAT_STARTED, ah->status); ieee80211_queue_delayed_work(ah->hw, &ah->tx_complete_work, msecs_to_jiffies(ATH5K_TX_COMPLETE_POLL_INT)); @@ -2736,6 +2814,7 @@ void ath5k_stop(struct ieee80211_hw *hw) ath5k_stop_tasklets(ah); + clear_bit(ATH_STAT_STARTED, ah->status); cancel_delayed_work_sync(&ah->tx_complete_work); if (!ath5k_modparam_no_hw_rfkill_switch) diff --git a/drivers/net/wireless/ath/ath5k/base.h b/drivers/net/wireless/ath/ath5k/base.h index 6c94c7ff235..97469d0fbad 100644 --- a/drivers/net/wireless/ath/ath5k/base.h +++ b/drivers/net/wireless/ath/ath5k/base.h @@ -47,6 +47,7 @@ struct ath5k_hw; struct ath5k_txq; struct ieee80211_channel; struct ath_bus_ops; +struct ieee80211_tx_control; enum nl80211_iftype; enum ath5k_srev_type { @@ -61,11 +62,12 @@ struct ath5k_srev_name { }; struct ath5k_buf { - struct list_head list; - struct ath5k_desc *desc; /* virtual addr of desc */ - dma_addr_t daddr; /* physical addr of desc */ - struct sk_buff *skb; /* skbuff for buf */ - dma_addr_t skbaddr;/* physical addr of skb data */ + struct list_head list; + struct ath5k_desc *desc; /* virtual addr of desc */ + dma_addr_t daddr; /* physical addr of desc */ + struct sk_buff *skb; /* skbuff for buf */ + dma_addr_t skbaddr; /* physical addr of skb data */ + struct ieee80211_tx_rate rates[4]; /* number of multi-rate stages */ }; struct ath5k_vif { @@ -99,11 +101,11 @@ void ath5k_set_beacon_filter(struct ieee80211_hw *hw, bool enable); void ath5k_update_bssid_mask_and_opmode(struct ath5k_hw *ah, struct ieee80211_vif *vif); -int ath5k_chan_set(struct ath5k_hw *ah, struct ieee80211_channel *chan); +int ath5k_chan_set(struct ath5k_hw *ah, struct cfg80211_chan_def *chandef); void ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); void ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf); void ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ath5k_txq *txq); + struct ath5k_txq *txq, struct ieee80211_tx_control *control); const char *ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val); diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c index 9d00dab666a..b8d031ae63c 100644 --- a/drivers/net/wireless/ath/ath5k/debug.c +++ b/drivers/net/wireless/ath/ath5k/debug.c @@ -245,9 +245,11 @@ static ssize_t write_file_beacon(struct file *file, struct ath5k_hw *ah = file->private_data; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; if (strncmp(buf, "disable", 7) == 0) { AR5K_REG_DISABLE_BITS(ah, AR5K_BEACON, AR5K_BEACON_ENABLE); pr_info("debugfs disable beacons\n"); @@ -345,9 +347,11 @@ static ssize_t write_file_debug(struct file *file, unsigned int i; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; for (i = 0; i < ARRAY_SIZE(dbg_info); i++) { if (strncmp(buf, dbg_info[i].name, strlen(dbg_info[i].name)) == 0) { @@ -448,9 +452,11 @@ static ssize_t write_file_antenna(struct file *file, unsigned int i; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; if (strncmp(buf, "diversity", 9) == 0) { ath5k_hw_set_antenna_mode(ah, AR5K_ANTMODE_DEFAULT); pr_info("debug: enable diversity\n"); @@ -619,9 +625,11 @@ static ssize_t write_file_frameerrors(struct file *file, struct ath5k_statistics *st = &ah->stats; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; if (strncmp(buf, "clear", 5) == 0) { st->rxerr_crc = 0; st->rxerr_phy = 0; @@ -766,9 +774,11 @@ static ssize_t write_file_ani(struct file *file, struct ath5k_hw *ah = file->private_data; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; if (strncmp(buf, "sens-low", 8) == 0) { ath5k_ani_init(ah, ATH5K_ANI_MODE_MANUAL_HIGH); } else if (strncmp(buf, "sens-high", 9) == 0) { @@ -862,9 +872,11 @@ static ssize_t write_file_queue(struct file *file, struct ath5k_hw *ah = file->private_data; char buf[20]; - if (copy_from_user(buf, userbuf, min(count, sizeof(buf)))) + count = min_t(size_t, count, sizeof(buf) - 1); + if (copy_from_user(buf, userbuf, count)) return -EFAULT; + buf[count] = '\0'; if (strncmp(buf, "start", 5) == 0) ieee80211_wake_queues(ah->hw); else if (strncmp(buf, "stop", 4) == 0) diff --git a/drivers/net/wireless/ath/ath5k/dma.c b/drivers/net/wireless/ath/ath5k/dma.c index ce86f158423..e6c52f7c26e 100644 --- a/drivers/net/wireless/ath/ath5k/dma.c +++ b/drivers/net/wireless/ath/ath5k/dma.c @@ -616,7 +616,16 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask) * SISRs will also clear PISR so no need to worry here. */ - pisr_clear = pisr & ~AR5K_ISR_BITS_FROM_SISRS; + /* XXX: There seems to be an issue on some cards + * with tx interrupt flags not being updated + * on PISR despite that all Tx interrupt bits + * are cleared on SISRs. Since we handle all + * Tx queues all together it shouldn't be an + * issue if we clear Tx interrupt flags also + * on PISR to avoid that. + */ + pisr_clear = (pisr & ~AR5K_ISR_BITS_FROM_SISRS) | + (pisr & AR5K_INT_TX_ALL); /* * Write to clear them... @@ -661,7 +670,7 @@ ath5k_hw_get_isr(struct ath5k_hw *ah, enum ath5k_int *interrupt_mask) ah->ah_txq_isr_txok_all |= AR5K_REG_MS(sisr1, AR5K_SISR1_QCU_TXEOL); - /* Currently this is not much usefull since we treat + /* Currently this is not much useful since we treat * all queues the same way if we get a TXURN (update * tx trigger level) but we might need it later on*/ if (pisr & AR5K_ISR_TXURN) diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c index b7e0258887e..94d34ee0226 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.c +++ b/drivers/net/wireless/ath/ath5k/eeprom.c @@ -1779,7 +1779,8 @@ ath5k_eeprom_detach(struct ath5k_hw *ah) } int -ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel) +ath5k_eeprom_mode_from_channel(struct ath5k_hw *ah, + struct ieee80211_channel *channel) { switch (channel->hw_value) { case AR5K_MODE_11A: @@ -1789,6 +1790,7 @@ ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel) case AR5K_MODE_11B: return AR5K_EEPROM_MODE_11B; default: - return -1; + ATH5K_WARN(ah, "channel is not A/B/G!"); + return AR5K_EEPROM_MODE_11A; } } diff --git a/drivers/net/wireless/ath/ath5k/eeprom.h b/drivers/net/wireless/ath/ath5k/eeprom.h index 94a9bbea687..693296ee969 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.h +++ b/drivers/net/wireless/ath/ath5k/eeprom.h @@ -493,6 +493,3 @@ struct ath5k_eeprom_info { /* Antenna raw switch tables */ u32 ee_antenna[AR5K_EEPROM_N_MODES][AR5K_ANT_MAX]; }; - -int -ath5k_eeprom_mode_from_channel(struct ieee80211_channel *channel); diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 4264341533e..afb23b3cc7b 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -66,7 +66,7 @@ ath5k_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, return; } - ath5k_tx_queue(hw, skb, &ah->txqs[qnum]); + ath5k_tx_queue(hw, skb, &ah->txqs[qnum], control); } @@ -202,7 +202,7 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&ah->lock); if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - ret = ath5k_chan_set(ah, conf->channel); + ret = ath5k_chan_set(ah, &conf->chandef); if (ret < 0) goto unlock; } @@ -325,7 +325,7 @@ ath5k_prepare_multicast(struct ieee80211_hw *hw, struct netdev_hw_addr *ha; mfilt[0] = 0; - mfilt[1] = 1; + mfilt[1] = 0; netdev_hw_addr_list_for_each(ha, mc_list) { /* calculate XOR of eight 6-bit values */ @@ -678,9 +678,10 @@ ath5k_get_survey(struct ieee80211_hw *hw, int idx, struct survey_info *survey) memcpy(survey, &ah->survey, sizeof(*survey)); - survey->channel = conf->channel; + survey->channel = conf->chandef.chan; survey->noise = ah->ah_noise_floor; survey->filled = SURVEY_INFO_NOISE_DBM | + SURVEY_INFO_IN_USE | SURVEY_INFO_CHANNEL_TIME | SURVEY_INFO_CHANNEL_TIME_BUSY | SURVEY_INFO_CHANNEL_TIME_RX | diff --git a/drivers/net/wireless/ath/ath5k/pcu.c b/drivers/net/wireless/ath/ath5k/pcu.c index 1f16b4227d8..c60d36aa13e 100644 --- a/drivers/net/wireless/ath/ath5k/pcu.c +++ b/drivers/net/wireless/ath/ath5k/pcu.c @@ -144,11 +144,13 @@ ath5k_hw_get_frame_duration(struct ath5k_hw *ah, enum ieee80211_band band, sifs = AR5K_INIT_SIFS_HALF_RATE; preamble *= 2; sym_time *= 2; + bitrate = DIV_ROUND_UP(bitrate, 2); break; case AR5K_BWMODE_5MHZ: sifs = AR5K_INIT_SIFS_QUARTER_RATE; preamble *= 4; sym_time *= 4; + bitrate = DIV_ROUND_UP(bitrate, 4); break; default: sifs = AR5K_INIT_SIFS_DEFAULT_BG; diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index ab363f34b4d..0fce1c76638 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -110,7 +110,7 @@ ath5k_hw_radio_revision(struct ath5k_hw *ah, enum ieee80211_band band) ath5k_hw_reg_write(ah, 0x00010000, AR5K_PHY(0x20)); if (ah->ah_version == AR5K_AR5210) { - srev = ath5k_hw_reg_read(ah, AR5K_PHY(256) >> 28) & 0xf; + srev = (ath5k_hw_reg_read(ah, AR5K_PHY(256)) >> 28) & 0xf; ret = (u16)ath5k_hw_bitswap(srev, 4) + 1; } else { srev = (ath5k_hw_reg_read(ah, AR5K_PHY(0x100)) >> 24) & 0xff; @@ -1612,7 +1612,7 @@ ath5k_hw_update_noise_floor(struct ath5k_hw *ah) ah->ah_cal_mask |= AR5K_CALIBRATION_NF; - ee_mode = ath5k_eeprom_mode_from_channel(ah->ah_current_channel); + ee_mode = ath5k_eeprom_mode_from_channel(ah, ah->ah_current_channel); /* completed NF calibration, test threshold */ nf = ath5k_hw_read_measured_noise_floor(ah); @@ -2313,12 +2313,7 @@ ath5k_hw_set_antenna_mode(struct ath5k_hw *ah, u8 ant_mode) def_ant = ah->ah_def_ant; - ee_mode = ath5k_eeprom_mode_from_channel(channel); - if (ee_mode < 0) { - ATH5K_ERR(ah, - "invalid channel: %d\n", channel->center_freq); - return; - } + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel); switch (ant_mode) { case AR5K_ANTMODE_DEFAULT: @@ -3618,12 +3613,7 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel, return -EINVAL; } - ee_mode = ath5k_eeprom_mode_from_channel(channel); - if (ee_mode < 0) { - ATH5K_ERR(ah, - "invalid channel: %d\n", channel->center_freq); - return -EINVAL; - } + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel); /* Initialize TX power table */ switch (ah->ah_radio) { @@ -3719,8 +3709,8 @@ ath5k_hw_txpower(struct ath5k_hw *ah, struct ieee80211_channel *channel, AR5K_REG_MS(AR5K_TUNE_MAX_TXPOWER, AR5K_TPC_CHIRP), AR5K_TPC); } else { - ath5k_hw_reg_write(ah, AR5K_PHY_TXPOWER_RATE_MAX | - AR5K_TUNE_MAX_TXPOWER, AR5K_PHY_TXPOWER_RATE_MAX); + ath5k_hw_reg_write(ah, AR5K_TUNE_MAX_TXPOWER, + AR5K_PHY_TXPOWER_RATE_MAX); } return 0; diff --git a/drivers/net/wireless/ath/ath5k/qcu.c b/drivers/net/wireless/ath/ath5k/qcu.c index 65fe929529a..0583c69d26d 100644 --- a/drivers/net/wireless/ath/ath5k/qcu.c +++ b/drivers/net/wireless/ath/ath5k/qcu.c @@ -566,9 +566,11 @@ int ath5k_hw_set_ifs_intervals(struct ath5k_hw *ah, unsigned int slot_time) { struct ieee80211_channel *channel = ah->ah_current_channel; enum ieee80211_band band; + struct ieee80211_supported_band *sband; struct ieee80211_rate *rate; u32 ack_tx_time, eifs, eifs_clock, sifs, sifs_clock; u32 slot_time_clock = ath5k_hw_htoclock(ah, slot_time); + u32 rate_flags, i; if (slot_time < 6 || slot_time_clock > AR5K_SLOT_TIME_MAX) return -EINVAL; @@ -605,7 +607,28 @@ int ath5k_hw_set_ifs_intervals(struct ath5k_hw *ah, unsigned int slot_time) else band = IEEE80211_BAND_2GHZ; - rate = &ah->sbands[band].bitrates[0]; + switch (ah->ah_bwmode) { + case AR5K_BWMODE_5MHZ: + rate_flags = IEEE80211_RATE_SUPPORTS_5MHZ; + break; + case AR5K_BWMODE_10MHZ: + rate_flags = IEEE80211_RATE_SUPPORTS_10MHZ; + break; + default: + rate_flags = 0; + break; + } + sband = &ah->sbands[band]; + rate = NULL; + for (i = 0; i < sband->n_bitrates; i++) { + if ((rate_flags & sband->bitrates[i].flags) != rate_flags) + continue; + rate = &sband->bitrates[i]; + break; + } + if (WARN_ON(!rate)) + return -EINVAL; + ack_tx_time = ath5k_hw_get_frame_duration(ah, band, 10, rate, false); /* ack_tx_time includes an SIFS already */ diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c index 4084b107628..a3399c4f13a 100644 --- a/drivers/net/wireless/ath/ath5k/reset.c +++ b/drivers/net/wireless/ath/ath5k/reset.c @@ -984,7 +984,7 @@ ath5k_hw_commit_eeprom_settings(struct ath5k_hw *ah, if (ah->ah_version == AR5K_AR5210) return; - ee_mode = ath5k_eeprom_mode_from_channel(channel); + ee_mode = ath5k_eeprom_mode_from_channel(ah, channel); /* Adjust power delta for channel 14 */ if (channel->center_freq == 2484) diff --git a/drivers/net/wireless/ath/ath5k/trace.h b/drivers/net/wireless/ath/ath5k/trace.h index 00f01581934..c6eef519bb6 100644 --- a/drivers/net/wireless/ath/ath5k/trace.h +++ b/drivers/net/wireless/ath/ath5k/trace.h @@ -97,7 +97,7 @@ TRACE_EVENT(ath5k_tx_complete, #if defined(CONFIG_ATH5K_TRACER) && !defined(__CHECKER__) #undef TRACE_INCLUDE_PATH -#define TRACE_INCLUDE_PATH ../../drivers/net/wireless/ath/ath5k +#define TRACE_INCLUDE_PATH . #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE trace diff --git a/drivers/net/wireless/ath/ath6kl/Kconfig b/drivers/net/wireless/ath/ath6kl/Kconfig index 26c4b722085..9c125ff083f 100644 --- a/drivers/net/wireless/ath/ath6kl/Kconfig +++ b/drivers/net/wireless/ath/ath6kl/Kconfig @@ -1,11 +1,19 @@ config ATH6KL tristate "Atheros mobile chipsets support" + depends on CFG80211 + ---help--- + This module adds core support for wireless adapters based on + Atheros AR6003 and AR6004 chipsets. You still need separate + bus drivers for USB and SDIO to be able to use real devices. + + If you choose to build it as a module, it will be called + ath6kl_core. Please note that AR6002 and AR6001 are not + supported by this driver. config ATH6KL_SDIO tristate "Atheros ath6kl SDIO support" depends on ATH6KL depends on MMC - depends on CFG80211 ---help--- This module adds support for wireless adapters based on Atheros AR6003 and AR6004 chipsets running over SDIO. If you @@ -17,19 +25,33 @@ config ATH6KL_USB tristate "Atheros ath6kl USB support" depends on ATH6KL depends on USB - depends on CFG80211 - depends on EXPERIMENTAL ---help--- This module adds support for wireless adapters based on - Atheros AR6004 chipset running over USB. This is still under - implementation and it isn't functional. If you choose to - build it as a module, it will be called ath6kl_usb. + Atheros AR6004 chipset and chipsets based on it running over + USB. If you choose to build it as a module, it will be + called ath6kl_usb. config ATH6KL_DEBUG bool "Atheros ath6kl debugging" depends on ATH6KL ---help--- - Enables debug support + Enables ath6kl debug support, including debug messages + enabled with debug_mask module parameter and debugfs + interface. + + If unsure, say Y to make it easier to debug problems. + +config ATH6KL_TRACING + bool "Atheros ath6kl tracing support" + depends on ATH6KL + depends on EVENT_TRACING + ---help--- + Select this to ath6kl use tracing infrastructure which, for + example, can be enabled with help of trace-cmd. All debug + messages and commands are delivered to using individually + enablable trace points. + + If unsure, say Y to make it easier to debug problems. config ATH6KL_REGDOMAIN bool "Atheros ath6kl regdomain support" @@ -39,3 +61,5 @@ config ATH6KL_REGDOMAIN Enabling this makes it possible to change the regdomain in the firmware. This can be only enabled if regulatory requirements are taken into account. + + If unsure, say N. diff --git a/drivers/net/wireless/ath/ath6kl/Makefile b/drivers/net/wireless/ath/ath6kl/Makefile index cab0ec0d538..dc2b3b46781 100644 --- a/drivers/net/wireless/ath/ath6kl/Makefile +++ b/drivers/net/wireless/ath/ath6kl/Makefile @@ -35,10 +35,15 @@ ath6kl_core-y += txrx.o ath6kl_core-y += wmi.o ath6kl_core-y += core.o ath6kl_core-y += recovery.o + ath6kl_core-$(CONFIG_NL80211_TESTMODE) += testmode.o +ath6kl_core-$(CONFIG_ATH6KL_TRACING) += trace.o obj-$(CONFIG_ATH6KL_SDIO) += ath6kl_sdio.o ath6kl_sdio-y += sdio.o obj-$(CONFIG_ATH6KL_USB) += ath6kl_usb.o ath6kl_usb-y += usb.o + +# for tracing framework to find trace.h +CFLAGS_trace.o := -I$(src) diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 5516a8ccc3c..0e26f4a34fd 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -402,7 +402,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, if (type == NL80211_IFTYPE_STATION || type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) { for (i = 0; i < ar->vif_max; i++) { - if ((ar->avail_idx_map >> i) & BIT(0)) { + if ((ar->avail_idx_map) & BIT(i)) { *if_idx = i; return true; } @@ -412,7 +412,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, if (type == NL80211_IFTYPE_P2P_CLIENT || type == NL80211_IFTYPE_P2P_GO) { for (i = ar->max_norm_iface; i < ar->vif_max; i++) { - if ((ar->avail_idx_map >> i) & BIT(0)) { + if ((ar->avail_idx_map) & BIT(i)) { *if_idx = i; return true; } @@ -427,6 +427,30 @@ static bool ath6kl_is_tx_pending(struct ath6kl *ar) return ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)] == 0; } +static void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, + bool enable) +{ + int err; + + if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag))) + return; + + if (vif->nw_type != INFRA_NETWORK) + return; + + if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, + vif->ar->fw_capabilities)) + return; + + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n", + enable ? "enable" : "disable"); + + err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi, + vif->fw_vif_idx, enable); + if (err) + ath6kl_err("failed to %s enhanced bmiss detection: %d\n", + enable ? "enable" : "disable", err); +} static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_connect_params *sme) @@ -616,13 +640,13 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, vif->req_bssid, vif->ch_hint, ar->connect_ctrl_flags, nw_subtype); - /* disable background scan if period is 0 */ - if (sme->bg_scan_period == 0) + if (sme->bg_scan_period == 0) { + /* disable background scan if period is 0 */ sme->bg_scan_period = 0xffff; - - /* configure default value if not specified */ - if (sme->bg_scan_period == -1) + } else if (sme->bg_scan_period == -1) { + /* configure default value if not specified */ sme->bg_scan_period = DEFAULT_BG_SCAN_PERIOD; + } ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0, 0, sme->bg_scan_period, 0, 0, 0, 3, 0, 0, 0); @@ -700,8 +724,9 @@ ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added bss %pM to cfg80211\n", bssid); kfree(ie); - } else + } else { ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss\n"); + } return bss; } @@ -766,8 +791,8 @@ void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, if (nw_type & ADHOC_NETWORK) { ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "ad-hoc %s selected\n", nw_type & ADHOC_CREATOR ? "creator" : "joiner"); - cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); - cfg80211_put_bss(bss); + cfg80211_ibss_joined(vif->ndev, bssid, chan, GFP_KERNEL); + cfg80211_put_bss(ar->wiphy, bss); return; } @@ -778,7 +803,7 @@ void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, assoc_req_ie, assoc_req_len, assoc_resp_ie, assoc_resp_len, WLAN_STATUS_SUCCESS, GFP_KERNEL); - cfg80211_put_bss(bss); + cfg80211_put_bss(ar->wiphy, bss); } else if (vif->sme_state == SME_CONNECTED) { /* inform roam event to cfg80211 */ cfg80211_roamed_bss(vif->ndev, bss, assoc_req_ie, assoc_req_len, @@ -837,13 +862,9 @@ void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, } if (vif->nw_type & ADHOC_NETWORK) { - if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { + if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: ath6k not in ibss mode\n", __func__); - return; - } - memset(bssid, 0, ETH_ALEN); - cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); return; } @@ -950,7 +971,6 @@ static int ath6kl_set_probed_ssids(struct ath6kl *ar, ssid_list[i].flag, ssid_list[i].ssid.ssid_len, ssid_list[i].ssid.ssid); - } /* Make sure no old entries are left behind */ @@ -1085,7 +1105,9 @@ void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq, (mode == WMI_11G_HT20) ? NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT); + mutex_lock(&vif->wdev.mtx); cfg80211_ch_switch_notify(vif->ndev, &chandef); + mutex_unlock(&vif->wdev.mtx); } static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, @@ -1454,10 +1476,10 @@ static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, return -EIO; if (pmgmt) { - ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); mode.pwr_mode = REC_POWER; } else { - ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); mode.pwr_mode = MAX_PERF_POWER; } @@ -1509,9 +1531,11 @@ static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, list_del(&vif->list); spin_unlock_bh(&ar->list_lock); - ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); + ath6kl_cfg80211_vif_stop(vif, test_bit(WMI_READY, &ar->flag)); + rtnl_lock(); ath6kl_cfg80211_vif_cleanup(vif); + rtnl_unlock(); return 0; } @@ -1559,17 +1583,13 @@ static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, set_iface_type: switch (type) { case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: vif->next_mode = INFRA_NETWORK; break; case NL80211_IFTYPE_ADHOC: vif->next_mode = ADHOC_NETWORK; break; case NL80211_IFTYPE_AP: - vif->next_mode = AP_NETWORK; - break; - case NL80211_IFTYPE_P2P_CLIENT: - vif->next_mode = INFRA_NETWORK; - break; case NL80211_IFTYPE_P2P_GO: vif->next_mode = AP_NETWORK; break; @@ -1739,7 +1759,7 @@ static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) } static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, - u8 *mac, struct station_info *sinfo) + const u8 *mac, struct station_info *sinfo) { struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); @@ -1778,14 +1798,14 @@ static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, if (vif->target_stats.rx_byte) { sinfo->rx_bytes = vif->target_stats.rx_byte; - sinfo->filled |= STATION_INFO_RX_BYTES; + sinfo->filled |= STATION_INFO_RX_BYTES64; sinfo->rx_packets = vif->target_stats.rx_pkt; sinfo->filled |= STATION_INFO_RX_PACKETS; } if (vif->target_stats.tx_byte) { sinfo->tx_bytes = vif->target_stats.tx_byte; - sinfo->filled |= STATION_INFO_TX_BYTES; + sinfo->filled |= STATION_INFO_TX_BYTES64; sinfo->tx_packets = vif->target_stats.tx_pkt; sinfo->filled |= STATION_INFO_TX_PACKETS; } @@ -1877,7 +1897,6 @@ static int ath6kl_wow_usr(struct ath6kl *ar, struct ath6kl_vif *vif, /* Configure the patterns that we received from the user. */ for (i = 0; i < wow->n_patterns; i++) { - /* * Convert given nl80211 specific mask value to equivalent * driver specific mask value and send it to the chip along @@ -2673,30 +2692,6 @@ static int ath6kl_set_ies(struct ath6kl_vif *vif, return 0; } -void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable) -{ - int err; - - if (WARN_ON(!test_bit(WMI_READY, &vif->ar->flag))) - return; - - if (vif->nw_type != INFRA_NETWORK) - return; - - if (!test_bit(ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, - vif->ar->fw_capabilities)) - return; - - ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s fw bmiss enhance\n", - enable ? "enable" : "disable"); - - err = ath6kl_wmi_sta_bmiss_enhance_cmd(vif->ar->wmi, - vif->fw_vif_idx, enable); - if (err) - ath6kl_err("failed to %s enhanced bmiss detection: %d\n", - enable ? "enable" : "disable", err); -} - static int ath6kl_get_rsn_capab(struct cfg80211_beacon_data *beacon, u8 *rsn_capab) { @@ -2776,9 +2771,11 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, ar->ap_mode_bkey.valid = false; - /* TODO: - * info->interval - */ + ret = ath6kl_wmi_ap_set_beacon_intvl_cmd(ar->wmi, vif->fw_vif_idx, + info->beacon_interval); + + if (ret) + ath6kl_warn("Failed to set beacon interval: %d\n", ret); ret = ath6kl_wmi_ap_set_dtim_cmd(ar->wmi, vif->fw_vif_idx, info->dtim_period); @@ -2852,8 +2849,9 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, if (p.prwise_crypto_type == 0) { p.prwise_crypto_type = NONE_CRYPT; ath6kl_set_cipher(vif, 0, true); - } else if (info->crypto.n_ciphers_pairwise == 1) + } else if (info->crypto.n_ciphers_pairwise == 1) { ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); + } switch (info->crypto.cipher_group) { case WLAN_CIPHER_SUITE_WEP40: @@ -2899,7 +2897,6 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev, } if (info->inactivity_timeout) { - inactivity_timeout = info->inactivity_timeout; if (ar->hw.flags & ATH6KL_HW_AP_INACTIVITY_MINS) @@ -2977,7 +2974,7 @@ static int ath6kl_stop_ap(struct wiphy *wiphy, struct net_device *dev) static const u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; static int ath6kl_del_station(struct wiphy *wiphy, struct net_device *dev, - u8 *mac) + const u8 *mac) { struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); @@ -2988,17 +2985,20 @@ static int ath6kl_del_station(struct wiphy *wiphy, struct net_device *dev, } static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, - u8 *mac, struct station_parameters *params) + const u8 *mac, + struct station_parameters *params) { struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); + int err; if (vif->nw_type != AP_NETWORK) return -EOPNOTSUPP; - /* Use this only for authorizing/unauthorizing a station */ - if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) - return -EOPNOTSUPP; + err = cfg80211_check_station_change(wiphy, params, + CFG80211_STA_AP_MLME_CLIENT); + if (err) + return err; if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, @@ -3167,16 +3167,30 @@ static bool ath6kl_is_p2p_go_ssid(const u8 *buf, size_t len) } static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, - struct ieee80211_channel *chan, bool offchan, - unsigned int wait, const u8 *buf, size_t len, - bool no_cck, bool dont_wait_for_ack, u64 *cookie) + struct cfg80211_mgmt_tx_params *params, u64 *cookie) { struct ath6kl_vif *vif = ath6kl_vif_from_wdev(wdev); struct ath6kl *ar = ath6kl_priv(vif->ndev); - u32 id; + struct ieee80211_channel *chan = params->chan; + const u8 *buf = params->buf; + size_t len = params->len; + unsigned int wait = params->wait; + bool no_cck = params->no_cck; + u32 id, freq; const struct ieee80211_mgmt *mgmt; bool more_data, queued; + /* default to the current channel, but use the one specified as argument + * if any + */ + freq = vif->ch_hint; + if (chan) + freq = chan->center_freq; + + /* never send freq zero to the firmware */ + if (WARN_ON(freq == 0)) + return -EINVAL; + mgmt = (const struct ieee80211_mgmt *) buf; if (vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && ieee80211_is_probe_resp(mgmt->frame_control) && @@ -3186,8 +3200,7 @@ static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, * command to allow the target to fill in the generic IEs. */ *cookie = 0; /* TX status not supported */ - return ath6kl_send_go_probe_resp(vif, buf, len, - chan->center_freq); + return ath6kl_send_go_probe_resp(vif, buf, len, freq); } id = vif->send_action_id++; @@ -3203,17 +3216,14 @@ static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, /* AP mode Power saving processing */ if (vif->nw_type == AP_NETWORK) { - queued = ath6kl_mgmt_powersave_ap(vif, - id, chan->center_freq, - wait, buf, - len, &more_data, no_cck); + queued = ath6kl_mgmt_powersave_ap(vif, id, freq, wait, buf, len, + &more_data, no_cck); if (queued) return 0; } - return ath6kl_wmi_send_mgmt_cmd(ar->wmi, vif->fw_vif_idx, id, - chan->center_freq, wait, - buf, len, no_cck); + return ath6kl_wmi_send_mgmt_cmd(ar->wmi, vif->fw_vif_idx, id, freq, + wait, buf, len, no_cck); } static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, @@ -3242,6 +3252,15 @@ static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, struct ath6kl_vif *vif = netdev_priv(dev); u16 interval; int ret, rssi_thold; + int n_match_sets = request->n_match_sets; + + /* + * If there's a matchset w/o an SSID, then assume it's just for + * the RSSI (nothing else is currently supported) and ignore it. + * The device only supports a global RSSI filter that we set below. + */ + if (n_match_sets == 1 && !request->match_sets[0].ssid.ssid_len) + n_match_sets = 0; if (ar->state != ATH6KL_STATE_ON) return -EIO; @@ -3254,11 +3273,11 @@ static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, ret = ath6kl_set_probed_ssids(ar, vif, request->ssids, request->n_ssids, request->match_sets, - request->n_match_sets); + n_match_sets); if (ret < 0) return ret; - if (!request->n_match_sets) { + if (!n_match_sets) { ret = ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, ALL_BSS_FILTER, 0); if (ret < 0) @@ -3272,12 +3291,12 @@ static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, if (test_bit(ATH6KL_FW_CAPABILITY_RSSI_SCAN_THOLD, ar->fw_capabilities)) { - if (request->rssi_thold <= NL80211_SCAN_RSSI_THOLD_OFF) + if (request->min_rssi_thold <= NL80211_SCAN_RSSI_THOLD_OFF) rssi_thold = 0; - else if (request->rssi_thold < -127) + else if (request->min_rssi_thold < -127) rssi_thold = -127; else - rssi_thold = request->rssi_thold; + rssi_thold = request->min_rssi_thold; ret = ath6kl_wmi_set_rssi_filter_cmd(ar->wmi, vif->fw_vif_idx, rssi_thold); @@ -3492,8 +3511,8 @@ void ath6kl_cfg80211_stop_all(struct ath6kl *ar) ath6kl_cfg80211_stop(vif); } -static int ath6kl_cfg80211_reg_notify(struct wiphy *wiphy, - struct regulatory_request *request) +static void ath6kl_cfg80211_reg_notify(struct wiphy *wiphy, + struct regulatory_request *request) { struct ath6kl *ar = wiphy_priv(wiphy); u32 rates[IEEE80211_NUM_BANDS]; @@ -3506,17 +3525,13 @@ static int ath6kl_cfg80211_reg_notify(struct wiphy *wiphy, request->processed ? " processed" : "", request->initiator, request->user_reg_hint_type); - /* - * As firmware is not able intersect regdoms, we can only listen to - * cellular hints. - */ if (request->user_reg_hint_type != NL80211_USER_REG_HINT_CELL_BASE) - return -EOPNOTSUPP; + return; ret = ath6kl_wmi_set_regdomain_cmd(ar->wmi, request->alpha2); if (ret) { ath6kl_err("failed to set regdomain: %d\n", ret); - return ret; + return; } /* @@ -3536,10 +3551,8 @@ static int ath6kl_cfg80211_reg_notify(struct wiphy *wiphy, if (ret) { ath6kl_err("failed to start scan for a regdomain change: %d\n", ret); - return ret; + return; } - - return 0; } static int ath6kl_cfg80211_vif_init(struct ath6kl_vif *vif) @@ -3563,6 +3576,37 @@ static int ath6kl_cfg80211_vif_init(struct ath6kl_vif *vif) return 0; } +void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready) +{ + static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + bool discon_issued; + + netif_stop_queue(vif->ndev); + + clear_bit(WLAN_ENABLED, &vif->flags); + + if (wmi_ready) { + discon_issued = test_bit(CONNECTED, &vif->flags) || + test_bit(CONNECT_PEND, &vif->flags); + ath6kl_disconnect(vif); + del_timer(&vif->disconnect_timer); + + if (discon_issued) + ath6kl_disconnect_event(vif, DISCONNECT_CMD, + (vif->nw_type & AP_NETWORK) ? + bcast_mac : vif->bssid, + 0, NULL, 0); + } + + if (vif->scan_req) { + cfg80211_scan_done(vif->scan_req, true); + vif->scan_req = NULL; + } + + /* need to clean up enhanced bmiss detection fw state */ + ath6kl_cfg80211_sta_bmiss_enhance(vif, false); +} + void ath6kl_cfg80211_vif_cleanup(struct ath6kl_vif *vif) { struct ath6kl *ar = vif->ar; @@ -3636,7 +3680,6 @@ struct wireless_dev *ath6kl_interface_add(struct ath6kl *ar, const char *name, vif->sme_state = SME_DISCONNECTED; set_bit(WLAN_ENABLED, &vif->flags); ar->wlan_pwr_state = WLAN_POWER_STATE_ON; - set_bit(NETDEV_REGISTERED, &vif->flags); if (type == NL80211_IFTYPE_ADHOC) ar->ibss_if_active = true; @@ -3653,6 +3696,20 @@ err: return NULL; } +#ifdef CONFIG_PM +static const struct wiphy_wowlan_support ath6kl_wowlan_support = { + .flags = WIPHY_WOWLAN_MAGIC_PKT | + WIPHY_WOWLAN_DISCONNECT | + WIPHY_WOWLAN_GTK_REKEY_FAILURE | + WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | + WIPHY_WOWLAN_EAP_IDENTITY_REQ | + WIPHY_WOWLAN_4WAY_HANDSHAKE, + .n_patterns = WOW_MAX_FILTERS_PER_LIST, + .pattern_min_len = 1, + .pattern_max_len = WOW_PATTERN_SIZE, +}; +#endif + int ath6kl_cfg80211_init(struct ath6kl *ar) { struct wiphy *wiphy = ar->wiphy; @@ -3746,15 +3803,7 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); #ifdef CONFIG_PM - wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT | - WIPHY_WOWLAN_DISCONNECT | - WIPHY_WOWLAN_GTK_REKEY_FAILURE | - WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | - WIPHY_WOWLAN_EAP_IDENTITY_REQ | - WIPHY_WOWLAN_4WAY_HANDSHAKE; - wiphy->wowlan.n_patterns = WOW_MAX_FILTERS_PER_LIST; - wiphy->wowlan.pattern_min_len = 1; - wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE; + wiphy->wowlan = &ath6kl_wowlan_support; #endif wiphy->max_sched_scan_ssids = MAX_PROBED_SSIDS; diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.h b/drivers/net/wireless/ath/ath6kl/cfg80211.h index e5e70f3a8ca..b59becd91ae 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.h +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.h @@ -61,7 +61,5 @@ void ath6kl_cfg80211_cleanup(struct ath6kl *ar); struct ath6kl *ath6kl_cfg80211_create(void); void ath6kl_cfg80211_destroy(struct ath6kl *ar); -/* TODO: remove this once ath6kl_vif_cleanup() is moved to cfg80211.c */ -void ath6kl_cfg80211_sta_bmiss_enhance(struct ath6kl_vif *vif, bool enable); #endif /* ATH6KL_CFG80211_H */ diff --git a/drivers/net/wireless/ath/ath6kl/common.h b/drivers/net/wireless/ath/ath6kl/common.h index 98a886154d9..05debf700a8 100644 --- a/drivers/net/wireless/ath/ath6kl/common.h +++ b/drivers/net/wireless/ath/ath6kl/common.h @@ -22,8 +22,7 @@ #define ATH6KL_MAX_IE 256 -extern __printf(2, 3) -int ath6kl_printk(const char *level, const char *fmt, ...); +__printf(2, 3) int ath6kl_printk(const char *level, const char *fmt, ...); /* * Reflects the version of binary interface exposed by ATH6KL target diff --git a/drivers/net/wireless/ath/ath6kl/core.c b/drivers/net/wireless/ath/ath6kl/core.c index 4b46adbe8c9..b0b65204276 100644 --- a/drivers/net/wireless/ath/ath6kl/core.c +++ b/drivers/net/wireless/ath/ath6kl/core.c @@ -45,9 +45,9 @@ module_param(testmode, uint, 0644); module_param(recovery_enable, uint, 0644); module_param(heart_beat_poll, uint, 0644); MODULE_PARM_DESC(recovery_enable, "Enable recovery from firmware error"); -MODULE_PARM_DESC(heart_beat_poll, "Enable fw error detection periodic" \ - "polling. This also specifies the polling interval in" \ - "msecs. Set reocvery_enable for this to be effective"); +MODULE_PARM_DESC(heart_beat_poll, + "Enable fw error detection periodic polling in msecs - Also set recovery_enable for this to be effective"); + void ath6kl_core_tx_complete(struct ath6kl *ar, struct sk_buff *skb) { diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h index 189d8faf8c8..26b0f92424e 100644 --- a/drivers/net/wireless/ath/ath6kl/core.h +++ b/drivers/net/wireless/ath/ath6kl/core.h @@ -560,7 +560,6 @@ enum ath6kl_vif_state { WMM_ENABLED, NETQ_STOPPED, DTIM_EXPIRED, - NETDEV_REGISTERED, CLEAR_BSSFILTER_ON_BEACON, DTIM_PERIOD_AVAIL, WLAN_ENABLED, @@ -936,11 +935,9 @@ void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid, u16 seq_no, u8 win_sz); void ath6kl_wakeup_event(void *dev); -void ath6kl_reset_device(struct ath6kl *ar, u32 target_type, - bool wait_fot_compltn, bool cold_reset); void ath6kl_init_control_info(struct ath6kl_vif *vif); struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar); -void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready); +void ath6kl_cfg80211_vif_stop(struct ath6kl_vif *vif, bool wmi_ready); int ath6kl_init_hw_start(struct ath6kl *ar); int ath6kl_init_hw_stop(struct ath6kl *ar); int ath6kl_init_fetch_firmwares(struct ath6kl *ar); diff --git a/drivers/net/wireless/ath/ath6kl/debug.c b/drivers/net/wireless/ath/ath6kl/debug.c index 15cfe30e54f..55c4064dd50 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.c +++ b/drivers/net/wireless/ath/ath6kl/debug.c @@ -56,6 +56,60 @@ int ath6kl_printk(const char *level, const char *fmt, ...) } EXPORT_SYMBOL(ath6kl_printk); +int ath6kl_info(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = ath6kl_printk(KERN_INFO, "%pV", &vaf); + trace_ath6kl_log_info(&vaf); + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath6kl_info); + +int ath6kl_err(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = ath6kl_printk(KERN_ERR, "%pV", &vaf); + trace_ath6kl_log_err(&vaf); + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath6kl_err); + +int ath6kl_warn(const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = ath6kl_printk(KERN_WARNING, "%pV", &vaf); + trace_ath6kl_log_warn(&vaf); + va_end(args); + + return ret; +} +EXPORT_SYMBOL(ath6kl_warn); + #ifdef CONFIG_ATH6KL_DEBUG void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...) @@ -63,15 +117,15 @@ void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...) struct va_format vaf; va_list args; - if (!(debug_mask & mask)) - return; - va_start(args, fmt); vaf.fmt = fmt; vaf.va = &args; - ath6kl_printk(KERN_DEBUG, "%pV", &vaf); + if (debug_mask & mask) + ath6kl_printk(KERN_DEBUG, "%pV", &vaf); + + trace_ath6kl_log_dbg(mask, &vaf); va_end(args); } @@ -87,6 +141,10 @@ void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask, print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len); } + + /* tracing code doesn't like null strings :/ */ + trace_ath6kl_log_dbg_dump(msg ? msg : "", prefix ? prefix : "", + buf, len); } EXPORT_SYMBOL(ath6kl_dbg_dump); @@ -114,7 +172,6 @@ void ath6kl_dump_registers(struct ath6kl_device *dev, struct ath6kl_irq_proc_registers *irq_proc_reg, struct ath6kl_irq_enable_reg *irq_enable_reg) { - ath6kl_dbg(ATH6KL_DBG_IRQ, ("<------- Register Table -------->\n")); if (irq_proc_reg != NULL) { @@ -161,7 +218,6 @@ void ath6kl_dump_registers(struct ath6kl_device *dev, "GMBOX lookahead alias 1: 0x%x\n", irq_proc_reg->rx_gmbox_lkahd_alias[1]); } - } if (irq_enable_reg != NULL) { @@ -1182,20 +1238,14 @@ static ssize_t ath6kl_force_roam_write(struct file *file, char buf[20]; size_t len; u8 bssid[ETH_ALEN]; - int i; - int addr[ETH_ALEN]; len = min(count, sizeof(buf) - 1); if (copy_from_user(buf, user_buf, len)) return -EFAULT; buf[len] = '\0'; - if (sscanf(buf, "%02x:%02x:%02x:%02x:%02x:%02x", - &addr[0], &addr[1], &addr[2], &addr[3], &addr[4], &addr[5]) - != ETH_ALEN) + if (!mac_pton(buf, bssid)) return -EINVAL; - for (i = 0; i < ETH_ALEN; i++) - bssid[i] = addr[i]; ret = ath6kl_wmi_force_roam_cmd(ar->wmi, bssid); if (ret) @@ -1344,7 +1394,6 @@ static ssize_t ath6kl_create_qos_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath6kl *ar = file->private_data; struct ath6kl_vif *vif; char buf[200]; @@ -1523,7 +1572,6 @@ static ssize_t ath6kl_delete_qos_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { - struct ath6kl *ar = file->private_data; struct ath6kl_vif *vif; char buf[100]; @@ -1752,8 +1800,10 @@ int ath6kl_debug_init_fs(struct ath6kl *ar) debugfs_create_file("tgt_stats", S_IRUSR, ar->debugfs_phy, ar, &fops_tgt_stats); - debugfs_create_file("credit_dist_stats", S_IRUSR, ar->debugfs_phy, ar, - &fops_credit_dist_stats); + if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO) + debugfs_create_file("credit_dist_stats", S_IRUSR, + ar->debugfs_phy, ar, + &fops_credit_dist_stats); debugfs_create_file("endpoint_stats", S_IRUSR | S_IWUSR, ar->debugfs_phy, ar, &fops_endpoint_stats); diff --git a/drivers/net/wireless/ath/ath6kl/debug.h b/drivers/net/wireless/ath/ath6kl/debug.h index f97cd4ead54..e194c10d9f0 100644 --- a/drivers/net/wireless/ath/ath6kl/debug.h +++ b/drivers/net/wireless/ath/ath6kl/debug.h @@ -19,6 +19,7 @@ #define DEBUG_H #include "hif.h" +#include "trace.h" enum ATH6K_DEBUG_MASK { ATH6KL_DBG_CREDIT = BIT(0), @@ -49,15 +50,10 @@ enum ATH6K_DEBUG_MASK { }; extern unsigned int debug_mask; -extern __printf(2, 3) -int ath6kl_printk(const char *level, const char *fmt, ...); - -#define ath6kl_info(fmt, ...) \ - ath6kl_printk(KERN_INFO, fmt, ##__VA_ARGS__) -#define ath6kl_err(fmt, ...) \ - ath6kl_printk(KERN_ERR, fmt, ##__VA_ARGS__) -#define ath6kl_warn(fmt, ...) \ - ath6kl_printk(KERN_WARNING, fmt, ##__VA_ARGS__) +__printf(2, 3) int ath6kl_printk(const char *level, const char *fmt, ...); +__printf(1, 2) int ath6kl_info(const char *fmt, ...); +__printf(1, 2) int ath6kl_err(const char *fmt, ...); +__printf(1, 2) int ath6kl_warn(const char *fmt, ...); enum ath6kl_war { ATH6KL_WAR_INVALID_RATE, @@ -101,8 +97,8 @@ static inline void ath6kl_dump_registers(struct ath6kl_device *dev, struct ath6kl_irq_proc_registers *irq_proc_reg, struct ath6kl_irq_enable_reg *irq_en_reg) { - } + static inline void dump_cred_dist_stats(struct htc_target *target) { } diff --git a/drivers/net/wireless/ath/ath6kl/hif.c b/drivers/net/wireless/ath/ath6kl/hif.c index a6b614421fa..18c070850a0 100644 --- a/drivers/net/wireless/ath/ath6kl/hif.c +++ b/drivers/net/wireless/ath/ath6kl/hif.c @@ -22,6 +22,7 @@ #include "target.h" #include "hif-ops.h" #include "debug.h" +#include "trace.h" #define MAILBOX_FOR_BLOCK_SIZE 1 @@ -36,7 +37,6 @@ static int ath6kl_hif_cp_scat_dma_buf(struct hif_scatter_req *req, buf = req->virt_dma_buf; for (i = 0; i < req->scat_entries; i++) { - if (from_dma) memcpy(req->scat_list[i].buf, buf, req->scat_list[i].len); @@ -115,7 +115,6 @@ static void ath6kl_hif_dump_fw_crash(struct ath6kl *ar) le32_to_cpu(regdump_val[i + 2]), le32_to_cpu(regdump_val[i + 3])); } - } static int ath6kl_hif_proc_dbg_intr(struct ath6kl_device *dev) @@ -436,6 +435,8 @@ static int proc_pending_irqs(struct ath6kl_device *dev, bool *done) ath6kl_dump_registers(dev, &dev->irq_proc_reg, &dev->irq_en_reg); + trace_ath6kl_sdio_irq(&dev->irq_en_reg, + sizeof(dev->irq_en_reg)); /* Update only those registers that are enabled */ host_int_status = dev->irq_proc_reg.host_int_status & @@ -698,5 +699,4 @@ int ath6kl_hif_setup(struct ath6kl_device *dev) fail_setup: return status; - } diff --git a/drivers/net/wireless/ath/ath6kl/hif.h b/drivers/net/wireless/ath/ath6kl/hif.h index 61f6b21fb0a..dc6bd8cd9b8 100644 --- a/drivers/net/wireless/ath/ath6kl/hif.h +++ b/drivers/net/wireless/ath/ath6kl/hif.h @@ -197,9 +197,9 @@ struct hif_scatter_req { /* bounce buffer for upper layers to copy to/from */ u8 *virt_dma_buf; - struct hif_scatter_item scat_list[1]; - u32 scat_q_depth; + + struct hif_scatter_item scat_list[0]; }; struct ath6kl_irq_proc_registers { diff --git a/drivers/net/wireless/ath/ath6kl/htc.h b/drivers/net/wireless/ath/ath6kl/htc.h index a2c8ff80979..14cab1403dd 100644 --- a/drivers/net/wireless/ath/ath6kl/htc.h +++ b/drivers/net/wireless/ath/ath6kl/htc.h @@ -60,7 +60,7 @@ /* disable credit flow control on a specific service */ #define HTC_CONN_FLGS_DISABLE_CRED_FLOW_CTRL (1 << 3) #define HTC_CONN_FLGS_SET_RECV_ALLOC_SHIFT 8 -#define HTC_CONN_FLGS_SET_RECV_ALLOC_MASK 0xFF00 +#define HTC_CONN_FLGS_SET_RECV_ALLOC_MASK 0xFF00U /* connect response status codes */ #define HTC_SERVICE_SUCCESS 0 diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c b/drivers/net/wireless/ath/ath6kl/htc_mbox.c index fbb78dfe078..e481f14b987 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c +++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c @@ -19,6 +19,8 @@ #include "hif.h" #include "debug.h" #include "hif-ops.h" +#include "trace.h" + #include <asm/unaligned.h> #define CALC_TXRX_PADDED_LEN(dev, len) (__ALIGN_MASK((len), (dev)->block_mask)) @@ -110,9 +112,9 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info, if (cur_ep_dist->endpoint == ENDPOINT_0) continue; - if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) + if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) { cur_ep_dist->cred_norm = cur_ep_dist->cred_per_msg; - else { + } else { /* * For the remaining data endpoints, we assume that * each cred_per_msg are the same. We use a simple @@ -127,7 +129,6 @@ static void ath6kl_credit_init(struct ath6kl_htc_credit_info *cred_info, count = (count * 3) >> 2; count = max(count, cur_ep_dist->cred_per_msg); cur_ep_dist->cred_norm = count; - } ath6kl_dbg(ATH6KL_DBG_CREDIT, @@ -537,6 +538,8 @@ static int ath6kl_htc_tx_issue(struct htc_target *target, packet->buf, padded_len, HIF_WR_ASYNC_BLOCK_INC, packet); + trace_ath6kl_htc_tx(status, packet->endpoint, packet->buf, send_len); + return status; } @@ -545,7 +548,6 @@ static int htc_check_credits(struct htc_target *target, enum htc_endpoint_id eid, unsigned int len, int *req_cred) { - *req_cred = (len > target->tgt_cred_sz) ? DIV_ROUND_UP(len, target->tgt_cred_sz) : 1; @@ -604,7 +606,6 @@ static void ath6kl_htc_tx_pkts_get(struct htc_target *target, unsigned int len; while (true) { - flags = 0; if (list_empty(&endpoint->txq)) @@ -757,7 +758,8 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint, { struct htc_target *target = endpoint->target; struct hif_scatter_req *scat_req = NULL; - int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0; + int n_scat, n_sent_bundle = 0, tot_pkts_bundle = 0, i; + struct htc_packet *packet; int status; u32 txb_mask; u8 ac = WMM_NUM_AC; @@ -832,6 +834,13 @@ static void ath6kl_htc_tx_bundle(struct htc_endpoint *endpoint, ath6kl_dbg(ATH6KL_DBG_HTC, "htc tx scatter bytes %d entries %d\n", scat_req->len, scat_req->scat_entries); + + for (i = 0; i < scat_req->scat_entries; i++) { + packet = scat_req->scat_list[i].packet; + trace_ath6kl_htc_tx(packet->status, packet->endpoint, + packet->buf, packet->act_len); + } + ath6kl_hif_submit_scat_req(target->dev, scat_req, false); if (status) @@ -877,7 +886,6 @@ static void ath6kl_htc_tx_from_queue(struct htc_target *target, ac = target->dev->ar->ep2ac_map[endpoint->eid]; while (true) { - if (list_empty(&endpoint->txq)) break; @@ -1178,7 +1186,6 @@ static void ath6kl_htc_mbox_flush_txep(struct htc_target *target, list_add_tail(&packet->list, &container); htc_tx_complete(endpoint, &container); } - } static void ath6kl_htc_flush_txep_all(struct htc_target *target) @@ -1382,7 +1389,6 @@ static int ath6kl_htc_rx_setup(struct htc_target *target, ep_cb = ep->ep_cb; for (j = 0; j < n_msg; j++) { - /* * Reset flag, any packets allocated using the * rx_alloc() API cannot be recycled on @@ -1412,9 +1418,9 @@ static int ath6kl_htc_rx_setup(struct htc_target *target, } } - if (list_empty(&ep->rx_bufq)) + if (list_empty(&ep->rx_bufq)) { packet = NULL; - else { + } else { packet = list_first_entry(&ep->rx_bufq, struct htc_packet, list); list_del(&packet->list); @@ -1475,7 +1481,6 @@ static int ath6kl_htc_rx_alloc(struct htc_target *target, spin_lock_bh(&target->rx_lock); for (i = 0; i < msg; i++) { - htc_hdr = (struct htc_frame_hdr *)&lk_ahds[i]; if (htc_hdr->eid >= ENDPOINT_MAX) { @@ -1696,7 +1701,6 @@ static int htc_parse_trailer(struct htc_target *target, lk_ahd = (struct htc_lookahead_report *) record_buf; if ((lk_ahd->pre_valid == ((~lk_ahd->post_valid) & 0xFF)) && next_lk_ahds) { - ath6kl_dbg(ATH6KL_DBG_HTC, "htc rx lk_ahd found pre_valid 0x%x post_valid 0x%x\n", lk_ahd->pre_valid, lk_ahd->post_valid); @@ -1743,7 +1747,6 @@ static int htc_parse_trailer(struct htc_target *target, } return 0; - } static int htc_proc_trailer(struct htc_target *target, @@ -1764,7 +1767,6 @@ static int htc_proc_trailer(struct htc_target *target, status = 0; while (len > 0) { - if (len < sizeof(struct htc_record_hdr)) { status = -ENOMEM; break; @@ -1903,6 +1905,7 @@ static void ath6kl_htc_rx_complete(struct htc_endpoint *endpoint, ath6kl_dbg(ATH6KL_DBG_HTC, "htc rx complete ep %d packet 0x%p\n", endpoint->eid, packet); + endpoint->ep_cb.rx(endpoint->target, packet); } @@ -2011,6 +2014,9 @@ static int ath6kl_htc_rx_process_packets(struct htc_target *target, list_for_each_entry_safe(packet, tmp_pkt, comp_pktq, list) { ep = &target->endpoint[packet->endpoint]; + trace_ath6kl_htc_rx(packet->status, packet->endpoint, + packet->buf, packet->act_len); + /* process header for each of the recv packet */ status = ath6kl_htc_rx_process_hdr(target, packet, lk_ahds, n_lk_ahd); @@ -2082,7 +2088,6 @@ static int ath6kl_htc_rx_fetch(struct htc_target *target, } if (!fetched_pkts) { - packet = list_first_entry(rx_pktq, struct htc_packet, list); @@ -2157,7 +2162,6 @@ int ath6kl_htc_rxmsg_pending_handler(struct htc_target *target, look_aheads[0] = msg_look_ahead; while (true) { - /* * First lookahead sets the expected endpoint IDs for all * packets in a bundle. @@ -2291,6 +2295,9 @@ static struct htc_packet *htc_wait_for_ctrl_msg(struct htc_target *target) if (ath6kl_htc_rx_packet(target, packet, packet->act_len)) goto fail_ctrl_rx; + trace_ath6kl_htc_rx(packet->status, packet->endpoint, + packet->buf, packet->act_len); + /* process receive header */ packet->status = ath6kl_htc_rx_process_hdr(target, packet, NULL, NULL); @@ -2806,8 +2813,9 @@ static int ath6kl_htc_reset(struct htc_target *target) packet->buf = packet->buf_start; packet->endpoint = ENDPOINT_0; list_add_tail(&packet->list, &target->free_ctrl_rxbuf); - } else + } else { list_add_tail(&packet->list, &target->free_ctrl_txbuf); + } } return 0; diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c index ba6bd497b78..756fe52a12c 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c +++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c @@ -137,7 +137,6 @@ static void get_htc_packet_credit_based(struct htc_target *target, credits_required = 0; } else { - if (ep->cred_dist.credits < credits_required) break; @@ -169,7 +168,6 @@ static void get_htc_packet_credit_based(struct htc_target *target, /* queue this packet into the caller's queue */ list_add_tail(&packet->list, queue); } - } static void get_htc_packet(struct htc_target *target, @@ -279,7 +277,6 @@ static int htc_issue_packets(struct htc_target *target, list_add(&packet->list, pkt_queue); break; } - } if (status != 0) { @@ -385,7 +382,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, */ list_for_each_entry_safe(packet, tmp_pkt, txq, list) { - ath6kl_dbg(ATH6KL_DBG_HTC, "%s: Indicat overflowed TX pkts: %p\n", __func__, packet); @@ -403,7 +399,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, list_move_tail(&packet->list, &send_queue); } - } if (list_empty(&send_queue)) { @@ -454,7 +449,6 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, * enough transmit resources. */ while (true) { - if (get_queue_depth(&ep->txq) == 0) break; @@ -495,8 +489,8 @@ static enum htc_send_queue_result htc_try_send(struct htc_target *target, } spin_lock_bh(&target->tx_lock); - } + /* done with this endpoint, we can clear the count */ ep->tx_proc_cnt = 0; spin_unlock_bh(&target->tx_lock); @@ -509,9 +503,7 @@ static void destroy_htc_txctrl_packet(struct htc_packet *packet) { struct sk_buff *skb; skb = packet->skb; - if (skb != NULL) - dev_kfree_skb(skb); - + dev_kfree_skb(skb); kfree(packet); } @@ -969,13 +961,27 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb, u16 payload_len; int status = 0; + /* + * ar->htc_target can be NULL due to a race condition that can occur + * during driver initialization(we do 'ath6kl_hif_power_on' before + * initializing 'ar->htc_target' via 'ath6kl_htc_create'). + * 'ath6kl_hif_power_on' assigns 'ath6kl_recv_complete' as + * usb_complete_t/callback function for 'usb_fill_bulk_urb'. + * Thus the possibility of ar->htc_target being NULL + * via ath6kl_recv_complete -> ath6kl_usb_io_comp_work. + */ + if (WARN_ON_ONCE(!target)) { + ath6kl_err("Target not yet initialized\n"); + status = -EINVAL; + goto free_skb; + } + + netdata = skb->data; netlen = skb->len; htc_hdr = (struct htc_frame_hdr *) netdata; - ep = &target->endpoint[htc_hdr->eid]; - if (htc_hdr->eid >= ENDPOINT_MAX) { ath6kl_dbg(ATH6KL_DBG_HTC, "HTC Rx: invalid EndpointID=%d\n", @@ -983,6 +989,7 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb, status = -EINVAL; goto free_skb; } + ep = &target->endpoint[htc_hdr->eid]; payload_len = le16_to_cpu(get_unaligned(&htc_hdr->payld_len)); @@ -1054,6 +1061,7 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb, dev_kfree_skb(skb); skb = NULL; + goto free_skb; } @@ -1089,11 +1097,9 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb, skb = NULL; free_skb: - if (skb != NULL) - dev_kfree_skb(skb); + dev_kfree_skb(skb); return status; - } static void htc_flush_rx_queue(struct htc_target *target, @@ -1154,8 +1160,8 @@ static int htc_wait_recv_ctrl_message(struct htc_target *target) } if (count <= 0) { - ath6kl_dbg(ATH6KL_DBG_HTC, "%s: Timeout!\n", __func__); - return -ECOMM; + ath6kl_warn("htc pipe control receive timeout!\n"); + return -ETIMEDOUT; } return 0; @@ -1184,7 +1190,7 @@ static void reset_endpoint_states(struct htc_target *target) INIT_LIST_HEAD(&ep->pipe.tx_lookup_queue); INIT_LIST_HEAD(&ep->rx_bufq); ep->target = target; - ep->pipe.tx_credit_flow_enabled = (bool) 1; /* FIXME */ + ep->pipe.tx_credit_flow_enabled = true; } } @@ -1245,7 +1251,6 @@ static int ath6kl_htc_pipe_conn_service(struct htc_target *target, tx_alloc = 0; } else { - tx_alloc = htc_get_credit_alloc(target, conn_req->svc_id); if (tx_alloc == 0) { status = -ENOMEM; @@ -1568,16 +1573,16 @@ static int ath6kl_htc_pipe_wait_target(struct htc_target *target) return status; if (target->pipe.ctrl_response_len < sizeof(*ready_msg)) { - ath6kl_dbg(ATH6KL_DBG_HTC, "invalid htc ready msg len:%d!\n", - target->pipe.ctrl_response_len); + ath6kl_warn("invalid htc pipe ready msg len: %d\n", + target->pipe.ctrl_response_len); return -ECOMM; } ready_msg = (struct htc_ready_ext_msg *) target->pipe.ctrl_response_buf; if (ready_msg->ver2_0_info.msg_id != cpu_to_le16(HTC_MSG_READY_ID)) { - ath6kl_dbg(ATH6KL_DBG_HTC, "invalid htc ready msg : 0x%X !\n", - ready_msg->ver2_0_info.msg_id); + ath6kl_warn("invalid htc pipe ready msg: 0x%x\n", + ready_msg->ver2_0_info.msg_id); return -ECOMM; } diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c index f21fa322e5c..d5ef211f261 100644 --- a/drivers/net/wireless/ath/ath6kl/init.c +++ b/drivers/net/wireless/ath/ath6kl/init.c @@ -201,8 +201,8 @@ struct sk_buff *ath6kl_buf_alloc(int size) u16 reserved; /* Add chacheline space at front and back of buffer */ - reserved = (2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET + - sizeof(struct htc_packet) + ATH6KL_HTC_ALIGN_BYTES; + reserved = roundup((2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET + + sizeof(struct htc_packet) + ATH6KL_HTC_ALIGN_BYTES, 4); skb = dev_alloc_skb(size + reserved); if (skb) @@ -1192,7 +1192,6 @@ static int ath6kl_upload_board_file(struct ath6kl *ar) if (board_ext_address && ar->fw_board_len == (board_data_size + board_ext_data_size)) { - /* write extended board data */ ath6kl_dbg(ATH6KL_DBG_BOOT, "writing extended board data to 0x%x (%d B)\n", @@ -1549,10 +1548,89 @@ static const char *ath6kl_init_get_hif_name(enum ath6kl_hif_type type) return NULL; } + +static const struct fw_capa_str_map { + int id; + const char *name; +} fw_capa_map[] = { + { ATH6KL_FW_CAPABILITY_HOST_P2P, "host-p2p" }, + { ATH6KL_FW_CAPABILITY_SCHED_SCAN, "sched-scan" }, + { ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, "sta-p2pdev-duplex" }, + { ATH6KL_FW_CAPABILITY_INACTIVITY_TIMEOUT, "inactivity-timeout" }, + { ATH6KL_FW_CAPABILITY_RSN_CAP_OVERRIDE, "rsn-cap-override" }, + { ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER, "wow-mc-filter" }, + { ATH6KL_FW_CAPABILITY_BMISS_ENHANCE, "bmiss-enhance" }, + { ATH6KL_FW_CAPABILITY_SCHED_SCAN_MATCH_LIST, "sscan-match-list" }, + { ATH6KL_FW_CAPABILITY_RSSI_SCAN_THOLD, "rssi-scan-thold" }, + { ATH6KL_FW_CAPABILITY_CUSTOM_MAC_ADDR, "custom-mac-addr" }, + { ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, "tx-err-notify" }, + { ATH6KL_FW_CAPABILITY_REGDOMAIN, "regdomain" }, + { ATH6KL_FW_CAPABILITY_SCHED_SCAN_V2, "sched-scan-v2" }, + { ATH6KL_FW_CAPABILITY_HEART_BEAT_POLL, "hb-poll" }, +}; + +static const char *ath6kl_init_get_fw_capa_name(unsigned int id) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(fw_capa_map); i++) { + if (fw_capa_map[i].id == id) + return fw_capa_map[i].name; + } + + return "<unknown>"; +} + +static void ath6kl_init_get_fwcaps(struct ath6kl *ar, char *buf, size_t buf_len) +{ + u8 *data = (u8 *) ar->fw_capabilities; + size_t trunc_len, len = 0; + int i, index, bit; + char *trunc = "..."; + + for (i = 0; i < ATH6KL_FW_CAPABILITY_MAX; i++) { + index = i / 8; + bit = i % 8; + + if (index >= sizeof(ar->fw_capabilities) * 4) + break; + + if (buf_len - len < 4) { + ath6kl_warn("firmware capability buffer too small!\n"); + + /* add "..." to the end of string */ + trunc_len = strlen(trunc) + 1; + strncpy(buf + buf_len - trunc_len, trunc, trunc_len); + + return; + } + + if (data[index] & (1 << bit)) { + len += scnprintf(buf + len, buf_len - len, "%s,", + ath6kl_init_get_fw_capa_name(i)); + } + } + + /* overwrite the last comma */ + if (len > 0) + len--; + + buf[len] = '\0'; +} + +static int ath6kl_init_hw_reset(struct ath6kl *ar) +{ + ath6kl_dbg(ATH6KL_DBG_BOOT, "cold resetting the device"); + + return ath6kl_diag_write32(ar, RESET_CONTROL_ADDRESS, + cpu_to_le32(RESET_CONTROL_COLD_RST)); +} + static int __ath6kl_init_hw_start(struct ath6kl *ar) { long timeleft; int ret, i; + char buf[200]; ath6kl_dbg(ATH6KL_DBG_BOOT, "hw start\n"); @@ -1569,24 +1647,35 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar) goto err_power_off; /* Do we need to finish the BMI phase */ - /* FIXME: return error from ath6kl_bmi_done() */ - if (ath6kl_bmi_done(ar)) { - ret = -EIO; + ret = ath6kl_bmi_done(ar); + if (ret) goto err_power_off; - } /* * The reason we have to wait for the target here is that the * driver layer has to init BMI in order to set the host block * size. */ - if (ath6kl_htc_wait_target(ar->htc_target)) { - ret = -EIO; + ret = ath6kl_htc_wait_target(ar->htc_target); + + if (ret == -ETIMEDOUT) { + /* + * Most likely USB target is in odd state after reboot and + * needs a reset. A cold reset makes the whole device + * disappear from USB bus and initialisation starts from + * beginning. + */ + ath6kl_warn("htc wait target timed out, resetting device\n"); + ath6kl_init_hw_reset(ar); + goto err_power_off; + } else if (ret) { + ath6kl_err("htc wait target failed: %d\n", ret); goto err_power_off; } - if (ath6kl_init_service_ep(ar)) { - ret = -EIO; + ret = ath6kl_init_service_ep(ar); + if (ret) { + ath6kl_err("Endpoint service initilisation failed: %d\n", ret); goto err_cleanup_scatter; } @@ -1606,10 +1695,16 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar) test_bit(WMI_READY, &ar->flag), WMI_TIMEOUT); + if (timeleft <= 0) { + clear_bit(WMI_READY, &ar->flag); + ath6kl_err("wmi is not ready or wait was interrupted: %ld\n", + timeleft); + ret = -EIO; + goto err_htc_stop; + } ath6kl_dbg(ATH6KL_DBG_BOOT, "firmware booted\n"); - if (test_and_clear_bit(FIRST_BOOT, &ar->flag)) { ath6kl_info("%s %s fw %s api %d%s\n", ar->hw.name, @@ -1617,6 +1712,8 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar) ar->wiphy->fw_version, ar->fw_api, test_bit(TESTMODE, &ar->flag) ? " testmode" : ""); + ath6kl_init_get_fwcaps(ar, buf, sizeof(buf)); + ath6kl_info("firmware supports: %s\n", buf); } if (ar->version.abi_ver != ATH6KL_ABI_VERSION) { @@ -1626,12 +1723,6 @@ static int __ath6kl_init_hw_start(struct ath6kl *ar) goto err_htc_stop; } - if (!timeleft || signal_pending(current)) { - ath6kl_err("wmi is not ready or wait was interrupted\n"); - ret = -EIO; - goto err_htc_stop; - } - ath6kl_dbg(ATH6KL_DBG_TRC, "%s: wmi is ready\n", __func__); /* communicate the wmi protocol verision to the target */ @@ -1715,38 +1806,6 @@ void ath6kl_init_hw_restart(struct ath6kl *ar) } } -/* FIXME: move this to cfg80211.c and rename to ath6kl_cfg80211_vif_stop() */ -void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready) -{ - static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; - bool discon_issued; - - netif_stop_queue(vif->ndev); - - clear_bit(WLAN_ENABLED, &vif->flags); - - if (wmi_ready) { - discon_issued = test_bit(CONNECTED, &vif->flags) || - test_bit(CONNECT_PEND, &vif->flags); - ath6kl_disconnect(vif); - del_timer(&vif->disconnect_timer); - - if (discon_issued) - ath6kl_disconnect_event(vif, DISCONNECT_CMD, - (vif->nw_type & AP_NETWORK) ? - bcast_mac : vif->bssid, - 0, NULL, 0); - } - - if (vif->scan_req) { - cfg80211_scan_done(vif->scan_req, true); - vif->scan_req = NULL; - } - - /* need to clean up enhanced bmiss detection fw state */ - ath6kl_cfg80211_sta_bmiss_enhance(vif, false); -} - void ath6kl_stop_txrx(struct ath6kl *ar) { struct ath6kl_vif *vif, *tmp_vif; @@ -1766,7 +1825,7 @@ void ath6kl_stop_txrx(struct ath6kl *ar) list_for_each_entry_safe(vif, tmp_vif, &ar->vif_list, list) { list_del(&vif->list); spin_unlock_bh(&ar->list_lock); - ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); + ath6kl_cfg80211_vif_stop(vif, test_bit(WMI_READY, &ar->flag)); rtnl_lock(); ath6kl_cfg80211_vif_cleanup(vif); rtnl_unlock(); @@ -1776,6 +1835,9 @@ void ath6kl_stop_txrx(struct ath6kl *ar) clear_bit(WMI_READY, &ar->flag); + if (ar->fw_recovery.enable) + del_timer_sync(&ar->fw_recovery.hb_timer); + /* * After wmi_shudown all WMI events will be dropped. We * need to cleanup the buffers allocated in AP mode and @@ -1797,11 +1859,7 @@ void ath6kl_stop_txrx(struct ath6kl *ar) * Try to reset the device if we can. The driver may have been * configure NOT to reset the target during a debug session. */ - ath6kl_dbg(ATH6KL_DBG_TRC, - "attempting to reset target on instance destroy\n"); - ath6kl_reset_device(ar, ar->target_type, true, true); - - clear_bit(WLAN_ENABLED, &ar->flag); + ath6kl_init_hw_reset(ar); up(&ar->sem); } diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c index bd50b6b7b49..d56554674da 100644 --- a/drivers/net/wireless/ath/ath6kl/main.c +++ b/drivers/net/wireless/ath/ath6kl/main.c @@ -29,6 +29,9 @@ struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr) struct ath6kl_sta *conn = NULL; u8 i, max_conn; + if (is_zero_ether_addr(node_addr)) + return NULL; + max_conn = (vif->nw_type == AP_NETWORK) ? AP_MAX_NUM_STA : 0; for (i = 0; i < max_conn; i++) { @@ -345,39 +348,6 @@ out: return ret; } -/* FIXME: move to a better place, target.h? */ -#define AR6003_RESET_CONTROL_ADDRESS 0x00004000 -#define AR6004_RESET_CONTROL_ADDRESS 0x00004000 - -void ath6kl_reset_device(struct ath6kl *ar, u32 target_type, - bool wait_fot_compltn, bool cold_reset) -{ - int status = 0; - u32 address; - __le32 data; - - if (target_type != TARGET_TYPE_AR6003 && - target_type != TARGET_TYPE_AR6004) - return; - - data = cold_reset ? cpu_to_le32(RESET_CONTROL_COLD_RST) : - cpu_to_le32(RESET_CONTROL_MBOX_RST); - - switch (target_type) { - case TARGET_TYPE_AR6003: - address = AR6003_RESET_CONTROL_ADDRESS; - break; - case TARGET_TYPE_AR6004: - address = AR6004_RESET_CONTROL_ADDRESS; - break; - } - - status = ath6kl_diag_write32(ar, address, data); - - if (status) - ath6kl_err("failed to reset target\n"); -} - static void ath6kl_install_static_wep_keys(struct ath6kl_vif *vif) { u8 index; @@ -601,7 +571,6 @@ void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status) static int ath6kl_commit_ch_switch(struct ath6kl_vif *vif, u16 channel) { - struct ath6kl *ar = vif->ar; vif->profile.ch = cpu_to_le16(channel); @@ -630,7 +599,6 @@ static int ath6kl_commit_ch_switch(struct ath6kl_vif *vif, u16 channel) static void ath6kl_check_ch_switch(struct ath6kl *ar, u16 channel) { - struct ath6kl_vif *vif; int res = 0; @@ -722,9 +690,9 @@ void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast) cfg80211_michael_mic_failure(vif->ndev, sta->mac, NL80211_KEYTYPE_PAIRWISE, keyid, tsc, GFP_KERNEL); - } else + } else { ath6kl_cfg80211_tkip_micerr_event(vif, keyid, ismcast); - + } } static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len) @@ -1123,8 +1091,9 @@ static int ath6kl_open(struct net_device *dev) if (test_bit(CONNECTED, &vif->flags)) { netif_carrier_on(dev); netif_wake_queue(dev); - } else + } else { netif_carrier_off(dev); + } return 0; } @@ -1176,7 +1145,6 @@ static int ath6kl_set_features(struct net_device *dev, dev->features = features | NETIF_F_RXCSUM; return err; } - } return err; @@ -1327,9 +1295,11 @@ void init_netdev(struct net_device *dev) dev->watchdog_timeo = ATH6KL_TX_TIMEOUT; dev->needed_headroom = ETH_HLEN; - dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) + - sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH - + WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES; + dev->needed_headroom += roundup(sizeof(struct ath6kl_llc_snap_hdr) + + sizeof(struct wmi_data_hdr) + + HTC_HDR_LENGTH + + WMI_MAX_TX_META_SZ + + ATH6KL_HTC_ALIGN_BYTES, 4); dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM; diff --git a/drivers/net/wireless/ath/ath6kl/sdio.c b/drivers/net/wireless/ath/ath6kl/sdio.c index d111980d44c..339d89f14d3 100644 --- a/drivers/net/wireless/ath/ath6kl/sdio.c +++ b/drivers/net/wireless/ath/ath6kl/sdio.c @@ -28,6 +28,7 @@ #include "target.h" #include "debug.h" #include "cfg80211.h" +#include "trace.h" struct ath6kl_sdio { struct sdio_func *func; @@ -179,6 +180,8 @@ static int ath6kl_sdio_io(struct sdio_func *func, u32 request, u32 addr, request & HIF_FIXED_ADDRESS ? " (fixed)" : "", buf, len); ath6kl_dbg_dump(ATH6KL_DBG_SDIO_DUMP, NULL, "sdio ", buf, len); + trace_ath6kl_sdio(addr, request, buf, len); + return ret; } @@ -309,6 +312,13 @@ static int ath6kl_sdio_scat_rw(struct ath6kl_sdio *ar_sdio, sdio_claim_host(ar_sdio->func); mmc_set_data_timeout(&data, ar_sdio->func->card); + + trace_ath6kl_sdio_scat(scat_req->addr, + scat_req->req, + scat_req->len, + scat_req->scat_entries, + scat_req->scat_list); + /* synchronous call to process request */ mmc_wait_for_req(ar_sdio->func->card->host, &mmc_req); @@ -335,17 +345,17 @@ static int ath6kl_sdio_alloc_prep_scat_req(struct ath6kl_sdio *ar_sdio, { struct hif_scatter_req *s_req; struct bus_request *bus_req; - int i, scat_req_sz, scat_list_sz, sg_sz, buf_sz; + int i, scat_req_sz, scat_list_sz, size; u8 *virt_buf; - scat_list_sz = (n_scat_entry - 1) * sizeof(struct hif_scatter_item); + scat_list_sz = n_scat_entry * sizeof(struct hif_scatter_item); scat_req_sz = sizeof(*s_req) + scat_list_sz; if (!virt_scat) - sg_sz = sizeof(struct scatterlist) * n_scat_entry; + size = sizeof(struct scatterlist) * n_scat_entry; else - buf_sz = 2 * L1_CACHE_BYTES + - ATH6KL_MAX_TRANSFER_SIZE_PER_SCATTER; + size = 2 * L1_CACHE_BYTES + + ATH6KL_MAX_TRANSFER_SIZE_PER_SCATTER; for (i = 0; i < n_scat_req; i++) { /* allocate the scatter request */ @@ -354,7 +364,7 @@ static int ath6kl_sdio_alloc_prep_scat_req(struct ath6kl_sdio *ar_sdio, return -ENOMEM; if (virt_scat) { - virt_buf = kzalloc(buf_sz, GFP_KERNEL); + virt_buf = kzalloc(size, GFP_KERNEL); if (!virt_buf) { kfree(s_req); return -ENOMEM; @@ -364,7 +374,7 @@ static int ath6kl_sdio_alloc_prep_scat_req(struct ath6kl_sdio *ar_sdio, (u8 *)L1_CACHE_ALIGN((unsigned long)virt_buf); } else { /* allocate sglist */ - s_req->sgentries = kzalloc(sg_sz, GFP_KERNEL); + s_req->sgentries = kzalloc(size, GFP_KERNEL); if (!s_req->sgentries) { kfree(s_req); @@ -415,8 +425,9 @@ static int ath6kl_sdio_read_write_sync(struct ath6kl *ar, u32 addr, u8 *buf, memcpy(tbuf, buf, len); bounced = true; - } else + } else { tbuf = buf; + } ret = ath6kl_sdio_io(ar_sdio->func, request, addr, tbuf, len); if ((request & HIF_READ) && bounced) @@ -431,9 +442,9 @@ static int ath6kl_sdio_read_write_sync(struct ath6kl *ar, u32 addr, u8 *buf, static void __ath6kl_sdio_write_async(struct ath6kl_sdio *ar_sdio, struct bus_request *req) { - if (req->scat_req) + if (req->scat_req) { ath6kl_sdio_scat_rw(ar_sdio, req); - else { + } else { void *context; int status; @@ -646,7 +657,6 @@ static void ath6kl_sdio_scatter_req_add(struct ath6kl *ar, list_add_tail(&s_req->list, &ar_sdio->scat_req); spin_unlock_bh(&ar_sdio->scat_lock); - } /* scatter gather read write request */ @@ -664,9 +674,9 @@ static int ath6kl_sdio_async_rw_scatter(struct ath6kl *ar, "hif-scatter: total len: %d scatter entries: %d\n", scat_req->len, scat_req->scat_entries); - if (request & HIF_SYNCHRONOUS) + if (request & HIF_SYNCHRONOUS) { status = ath6kl_sdio_scat_rw(ar_sdio, scat_req->busrequest); - else { + } else { spin_lock_bh(&ar_sdio->wr_async_lock); list_add_tail(&scat_req->busrequest->list, &ar_sdio->wr_asyncq); spin_unlock_bh(&ar_sdio->wr_async_lock); @@ -846,7 +856,6 @@ static int ath6kl_sdio_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) if (ar->suspend_mode == WLAN_POWER_STATE_WOW || (!ar->suspend_mode && wow)) { - ret = ath6kl_set_sdio_pm_caps(ar); if (ret) goto cut_pwr; @@ -868,7 +877,6 @@ static int ath6kl_sdio_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) if (ar->suspend_mode == WLAN_POWER_STATE_DEEP_SLEEP || !ar->suspend_mode || try_deepsleep) { - flags = sdio_get_host_pm_caps(func); if (!(flags & MMC_PM_KEEP_POWER)) goto cut_pwr; @@ -1051,7 +1059,6 @@ static int ath6kl_sdio_bmi_credits(struct ath6kl *ar) timeout = jiffies + msecs_to_jiffies(BMI_COMMUNICATION_TIMEOUT); while (time_before(jiffies, timeout) && !ar->bmi.cmd_credits) { - /* * Hit the credit counter with a 4-byte access, the first byte * read will hit the counter and cause a decrement, while the @@ -1123,10 +1130,12 @@ static int ath6kl_sdio_bmi_write(struct ath6kl *ar, u8 *buf, u32 len) ret = ath6kl_sdio_read_write_sync(ar, addr, buf, len, HIF_WR_SYNC_BYTE_INC); - if (ret) + if (ret) { ath6kl_err("unable to send the bmi data to the device\n"); + return ret; + } - return ret; + return 0; } static int ath6kl_sdio_bmi_read(struct ath6kl *ar, u8 *buf, u32 len) diff --git a/drivers/net/wireless/ath/ath6kl/target.h b/drivers/net/wireless/ath/ath6kl/target.h index a98c12ba70c..d5eeeae7711 100644 --- a/drivers/net/wireless/ath/ath6kl/target.h +++ b/drivers/net/wireless/ath/ath6kl/target.h @@ -25,7 +25,7 @@ #define AR6004_BOARD_DATA_SZ 6144 #define AR6004_BOARD_EXT_DATA_SZ 0 -#define RESET_CONTROL_ADDRESS 0x00000000 +#define RESET_CONTROL_ADDRESS 0x00004000 #define RESET_CONTROL_COLD_RST 0x00000100 #define RESET_CONTROL_MBOX_RST 0x00000004 @@ -289,7 +289,7 @@ struct host_interest { u32 hi_hp_rx_traffic_ratio; /* 0xd8 */ /* test applications flags */ - u32 hi_test_apps_related ; /* 0xdc */ + u32 hi_test_apps_related; /* 0xdc */ /* location of test script */ u32 hi_ota_testscript; /* 0xe0 */ /* location of CAL data */ diff --git a/drivers/net/wireless/ath/ath6kl/testmode.c b/drivers/net/wireless/ath/ath6kl/testmode.c index acc9aa832f7..d67170ea103 100644 --- a/drivers/net/wireless/ath/ath6kl/testmode.c +++ b/drivers/net/wireless/ath/ath6kl/testmode.c @@ -66,7 +66,8 @@ nla_put_failure: ath6kl_warn("nla_put failed on testmode rx skb!\n"); } -int ath6kl_tm_cmd(struct wiphy *wiphy, void *data, int len) +int ath6kl_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, + void *data, int len) { struct ath6kl *ar = wiphy_priv(wiphy); struct nlattr *tb[ATH6KL_TM_ATTR_MAX + 1]; diff --git a/drivers/net/wireless/ath/ath6kl/testmode.h b/drivers/net/wireless/ath/ath6kl/testmode.h index fe651d6707d..9fbcdec3e20 100644 --- a/drivers/net/wireless/ath/ath6kl/testmode.h +++ b/drivers/net/wireless/ath/ath6kl/testmode.h @@ -20,7 +20,8 @@ #ifdef CONFIG_NL80211_TESTMODE void ath6kl_tm_rx_event(struct ath6kl *ar, void *buf, size_t buf_len); -int ath6kl_tm_cmd(struct wiphy *wiphy, void *data, int len); +int ath6kl_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, + void *data, int len); #else @@ -29,7 +30,9 @@ static inline void ath6kl_tm_rx_event(struct ath6kl *ar, void *buf, { } -static inline int ath6kl_tm_cmd(struct wiphy *wiphy, void *data, int len) +static inline int ath6kl_tm_cmd(struct wiphy *wiphy, + struct wireless_dev *wdev, + void *data, int len) { return 0; } diff --git a/drivers/net/wireless/ath/ath6kl/trace.c b/drivers/net/wireless/ath/ath6kl/trace.c new file mode 100644 index 00000000000..e7d64b1285c --- /dev/null +++ b/drivers/net/wireless/ath/ath6kl/trace.c @@ -0,0 +1,23 @@ +/* + * Copyright (c) 2012 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/module.h> + +#define CREATE_TRACE_POINTS +#include "trace.h" + +EXPORT_TRACEPOINT_SYMBOL(ath6kl_sdio); +EXPORT_TRACEPOINT_SYMBOL(ath6kl_sdio_scat); diff --git a/drivers/net/wireless/ath/ath6kl/trace.h b/drivers/net/wireless/ath/ath6kl/trace.h new file mode 100644 index 00000000000..1a1ea7881b4 --- /dev/null +++ b/drivers/net/wireless/ath/ath6kl/trace.h @@ -0,0 +1,332 @@ +#if !defined(_ATH6KL_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) + +#include <net/cfg80211.h> +#include <linux/skbuff.h> +#include <linux/tracepoint.h> +#include "wmi.h" +#include "hif.h" + +#if !defined(_ATH6KL_TRACE_H) +static inline unsigned int ath6kl_get_wmi_id(void *buf, size_t buf_len) +{ + struct wmi_cmd_hdr *hdr = buf; + + if (buf_len < sizeof(*hdr)) + return 0; + + return le16_to_cpu(hdr->cmd_id); +} +#endif /* __ATH6KL_TRACE_H */ + +#define _ATH6KL_TRACE_H + +/* create empty functions when tracing is disabled */ +#if !defined(CONFIG_ATH6KL_TRACING) +#undef TRACE_EVENT +#define TRACE_EVENT(name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#undef DECLARE_EVENT_CLASS +#define DECLARE_EVENT_CLASS(...) +#undef DEFINE_EVENT +#define DEFINE_EVENT(evt_class, name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#endif /* !CONFIG_ATH6KL_TRACING || __CHECKER__ */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM ath6kl + +TRACE_EVENT(ath6kl_wmi_cmd, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(unsigned int, id) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->id = ath6kl_get_wmi_id(buf, buf_len); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "id %d len %zd", + __entry->id, __entry->buf_len + ) +); + +TRACE_EVENT(ath6kl_wmi_event, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(unsigned int, id) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->id = ath6kl_get_wmi_id(buf, buf_len); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "id %d len %zd", + __entry->id, __entry->buf_len + ) +); + +TRACE_EVENT(ath6kl_sdio, + TP_PROTO(unsigned int addr, int flags, + void *buf, size_t buf_len), + + TP_ARGS(addr, flags, buf, buf_len), + + TP_STRUCT__entry( + __field(unsigned int, tx) + __field(unsigned int, addr) + __field(int, flags) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->addr = addr; + __entry->flags = flags; + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + + if (flags & HIF_WRITE) + __entry->tx = 1; + else + __entry->tx = 0; + ), + + TP_printk( + "%s addr 0x%x flags 0x%x len %zd\n", + __entry->tx ? "tx" : "rx", + __entry->addr, + __entry->flags, + __entry->buf_len + ) +); + +TRACE_EVENT(ath6kl_sdio_scat, + TP_PROTO(unsigned int addr, int flags, unsigned int total_len, + unsigned int entries, struct hif_scatter_item *list), + + TP_ARGS(addr, flags, total_len, entries, list), + + TP_STRUCT__entry( + __field(unsigned int, tx) + __field(unsigned int, addr) + __field(int, flags) + __field(unsigned int, entries) + __field(size_t, total_len) + __dynamic_array(unsigned int, len_array, entries) + __dynamic_array(u8, data, total_len) + ), + + TP_fast_assign( + unsigned int *len_array; + int i, offset = 0; + size_t len; + + __entry->addr = addr; + __entry->flags = flags; + __entry->entries = entries; + __entry->total_len = total_len; + + if (flags & HIF_WRITE) + __entry->tx = 1; + else + __entry->tx = 0; + + len_array = __get_dynamic_array(len_array); + + for (i = 0; i < entries; i++) { + len = list[i].len; + + memcpy((u8 *) __get_dynamic_array(data) + offset, + list[i].buf, len); + + len_array[i] = len; + offset += len; + } + ), + + TP_printk( + "%s addr 0x%x flags 0x%x entries %d total_len %zd\n", + __entry->tx ? "tx" : "rx", + __entry->addr, + __entry->flags, + __entry->entries, + __entry->total_len + ) +); + +TRACE_EVENT(ath6kl_sdio_irq, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "irq len %zd\n", __entry->buf_len + ) +); + +TRACE_EVENT(ath6kl_htc_rx, + TP_PROTO(int status, int endpoint, void *buf, + size_t buf_len), + + TP_ARGS(status, endpoint, buf, buf_len), + + TP_STRUCT__entry( + __field(int, status) + __field(int, endpoint) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->status = status; + __entry->endpoint = endpoint; + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "status %d endpoint %d len %zd\n", + __entry->status, + __entry->endpoint, + __entry->buf_len + ) +); + +TRACE_EVENT(ath6kl_htc_tx, + TP_PROTO(int status, int endpoint, void *buf, + size_t buf_len), + + TP_ARGS(status, endpoint, buf, buf_len), + + TP_STRUCT__entry( + __field(int, status) + __field(int, endpoint) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->status = status; + __entry->endpoint = endpoint; + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "status %d endpoint %d len %zd\n", + __entry->status, + __entry->endpoint, + __entry->buf_len + ) +); + +#define ATH6KL_MSG_MAX 200 + +DECLARE_EVENT_CLASS(ath6kl_log_event, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf), + TP_STRUCT__entry( + __dynamic_array(char, msg, ATH6KL_MSG_MAX) + ), + TP_fast_assign( + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + ATH6KL_MSG_MAX, + vaf->fmt, + *vaf->va) >= ATH6KL_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_err, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_warn, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(ath6kl_log_event, ath6kl_log_info, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +TRACE_EVENT(ath6kl_log_dbg, + TP_PROTO(unsigned int level, struct va_format *vaf), + TP_ARGS(level, vaf), + TP_STRUCT__entry( + __field(unsigned int, level) + __dynamic_array(char, msg, ATH6KL_MSG_MAX) + ), + TP_fast_assign( + __entry->level = level; + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + ATH6KL_MSG_MAX, + vaf->fmt, + *vaf->va) >= ATH6KL_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +TRACE_EVENT(ath6kl_log_dbg_dump, + TP_PROTO(const char *msg, const char *prefix, + const void *buf, size_t buf_len), + + TP_ARGS(msg, prefix, buf, buf_len), + + TP_STRUCT__entry( + __string(msg, msg) + __string(prefix, prefix) + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __assign_str(msg, msg); + __assign_str(prefix, prefix); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "%s/%s\n", __get_str(prefix), __get_str(msg) + ) +); + +#endif /* _ ATH6KL_TRACE_H || TRACE_HEADER_MULTI_READ*/ + +/* we don't want to use include/trace/events */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/drivers/net/wireless/ath/ath6kl/txrx.c b/drivers/net/wireless/ath/ath6kl/txrx.c index 78b36928657..40432fe7a5d 100644 --- a/drivers/net/wireless/ath/ath6kl/txrx.c +++ b/drivers/net/wireless/ath/ath6kl/txrx.c @@ -20,6 +20,7 @@ #include "core.h" #include "debug.h" #include "htc-ops.h" +#include "trace.h" /* * tid - tid_mux0..tid_mux3 @@ -124,8 +125,9 @@ static bool ath6kl_process_uapsdq(struct ath6kl_sta *conn, *flags |= WMI_DATA_HDR_FLAGS_UAPSD; spin_unlock_bh(&conn->psq_lock); return false; - } else if (!conn->apsd_info) + } else if (!conn->apsd_info) { return false; + } if (test_bit(WMM_ENABLED, &vif->flags)) { ether_type = be16_to_cpu(datap->h_proto); @@ -288,6 +290,8 @@ int ath6kl_control_tx(void *devt, struct sk_buff *skb, int status = 0; struct ath6kl_cookie *cookie = NULL; + trace_ath6kl_wmi_cmd(skb->data, skb->len); + if (WARN_ON_ONCE(ar->state == ATH6KL_STATE_WOW)) { dev_kfree_skb(skb); return -EACCES; @@ -313,8 +317,9 @@ int ath6kl_control_tx(void *devt, struct sk_buff *skb, cookie = NULL; ath6kl_err("wmi ctrl ep full, dropping pkt : 0x%p, len:%d\n", skb, skb->len); - } else + } else { cookie = ath6kl_alloc_cookie(ar); + } if (cookie == NULL) { spin_unlock_bh(&ar->lock); @@ -356,7 +361,7 @@ int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev) struct ath6kl_vif *vif = netdev_priv(dev); u32 map_no = 0; u16 htc_tag = ATH6KL_DATA_PKT_TAG; - u8 ac = 99 ; /* initialize to unmapped ac */ + u8 ac = 99; /* initialize to unmapped ac */ bool chk_adhoc_ps_mapping = false; int ret; struct wmi_tx_meta_v2 meta_v2; @@ -446,8 +451,9 @@ int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev) if (ret) goto fail_tx; } - } else + } else { goto fail_tx; + } spin_lock_bh(&ar->lock); @@ -699,7 +705,6 @@ void ath6kl_tx_complete(struct htc_target *target, /* reap completed packets */ while (!list_empty(packet_queue)) { - packet = list_first_entry(packet_queue, struct htc_packet, list); list_del(&packet->list); @@ -1086,8 +1091,9 @@ static void aggr_deque_frms(struct aggr_info_conn *agg_conn, u8 tid, else skb_queue_tail(&rxtid->q, node->skb); node->skb = NULL; - } else + } else { stats->num_hole++; + } rxtid->seq_next = ATH6KL_NEXT_SEQ_NO(rxtid->seq_next); idx = AGGR_WIN_IDX(rxtid->seq_next, rxtid->hold_q_sz); @@ -1208,7 +1214,7 @@ static bool aggr_process_recv_frm(struct aggr_info_conn *agg_conn, u8 tid, return is_queued; spin_lock_bh(&rxtid->lock); - for (idx = 0 ; idx < rxtid->hold_q_sz; idx++) { + for (idx = 0; idx < rxtid->hold_q_sz; idx++) { if (rxtid->hold_q[idx].skb) { /* * There is a frame in the queue and no @@ -1262,7 +1268,6 @@ static void ath6kl_uapsd_trigger_frame_rx(struct ath6kl_vif *vif, is_apsdq_empty_at_start = is_apsdq_empty; while ((!is_apsdq_empty) && (num_frames_to_deliver)) { - spin_lock_bh(&conn->psq_lock); skb = skb_dequeue(&conn->apsdq); is_apsdq_empty = skb_queue_empty(&conn->apsdq); @@ -1324,7 +1329,7 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) __func__, ar, ept, skb, packet->buf, packet->act_len, status); - if (status || !(skb->data + HTC_HDR_LENGTH)) { + if (status || packet->act_len < HTC_HDR_LENGTH) { dev_kfree_skb(skb); return; } @@ -1603,16 +1608,18 @@ void ath6kl_rx(struct htc_target *target, struct htc_packet *packet) if (!conn) return; aggr_conn = conn->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (aggr_process_recv_frm(aggr_conn, tid, seq_no, is_amsdu, skb)) { /* aggregation code will handle the skb */ return; } - } else if (!is_broadcast_ether_addr(datap->h_dest)) + } else if (!is_broadcast_ether_addr(datap->h_dest)) { vif->net_stats.multicast++; + } ath6kl_deliver_frames_to_nw_stack(vif->ndev, skb); } @@ -1707,8 +1714,9 @@ void aggr_recv_addba_req_evt(struct ath6kl_vif *vif, u8 tid_mux, u16 seq_no, sta = ath6kl_find_sta_by_aid(vif->ar, aid); if (sta) aggr_conn = sta->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (!aggr_conn) return; @@ -1763,7 +1771,6 @@ void aggr_conn_init(struct ath6kl_vif *vif, struct aggr_info *aggr_info, skb_queue_head_init(&rxtid->q); spin_lock_init(&rxtid->lock); } - } struct aggr_info *aggr_init(struct ath6kl_vif *vif) @@ -1803,8 +1810,9 @@ void aggr_recv_delba_req_evt(struct ath6kl_vif *vif, u8 tid_mux) sta = ath6kl_find_sta_by_aid(vif->ar, aid); if (sta) aggr_conn = sta->aggr_conn; - } else + } else { aggr_conn = vif->aggr_cntxt->aggr_conn; + } if (!aggr_conn) return; diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index 62bcc0d5bc2..3afc5a463d0 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -24,7 +24,7 @@ /* constants */ #define TX_URB_COUNT 32 #define RX_URB_COUNT 32 -#define ATH6KL_USB_RX_BUFFER_SIZE 1700 +#define ATH6KL_USB_RX_BUFFER_SIZE 4096 /* tx/rx pipes for usb */ enum ATH6KL_USB_PIPE_ID { @@ -159,10 +159,8 @@ static void ath6kl_usb_free_urb_to_pipe(struct ath6kl_usb_pipe *pipe, static void ath6kl_usb_cleanup_recv_urb(struct ath6kl_urb_context *urb_context) { - if (urb_context->skb != NULL) { - dev_kfree_skb(urb_context->skb); - urb_context->skb = NULL; - } + dev_kfree_skb(urb_context->skb); + urb_context->skb = NULL; ath6kl_usb_free_urb_to_pipe(urb_context->pipe, urb_context); } @@ -238,7 +236,6 @@ static void ath6kl_usb_free_pipe_resources(struct ath6kl_usb_pipe *pipe) break; kfree(urb_context); } - } static void ath6kl_usb_cleanup_pipe_resources(struct ath6kl_usb *ar_usb) @@ -247,7 +244,6 @@ static void ath6kl_usb_cleanup_pipe_resources(struct ath6kl_usb *ar_usb) for (i = 0; i < ATH6KL_USB_PIPE_MAX; i++) ath6kl_usb_free_pipe_resources(&ar_usb->pipes[i]); - } static u8 ath6kl_usb_get_logical_pipe_num(struct ath6kl_usb *ar_usb, @@ -483,8 +479,8 @@ static void ath6kl_usb_start_recv_pipes(struct ath6kl_usb *ar_usb) * ATH6KL_USB_RX_BUFFER_SIZE); */ - ar_usb->pipes[ATH6KL_USB_PIPE_RX_DATA].urb_cnt_thresh = - ar_usb->pipes[ATH6KL_USB_PIPE_RX_DATA].urb_alloc / 2; + ar_usb->pipes[ATH6KL_USB_PIPE_RX_DATA].urb_cnt_thresh = 1; + ath6kl_usb_post_recv_transfers(&ar_usb->pipes[ATH6KL_USB_PIPE_RX_DATA], ATH6KL_USB_RX_BUFFER_SIZE); } @@ -858,11 +854,9 @@ static int ath6kl_usb_submit_ctrl_out(struct ath6kl_usb *ar_usb, int ret; if (size > 0) { - buf = kmalloc(size, GFP_KERNEL); + buf = kmemdup(data, size, GFP_KERNEL); if (buf == NULL) return -ENOMEM; - - memcpy(buf, data, size); } /* note: if successful returns number of bytes transfered */ @@ -874,8 +868,9 @@ static int ath6kl_usb_submit_ctrl_out(struct ath6kl_usb *ar_usb, size, 1000); if (ret < 0) { - ath6kl_dbg(ATH6KL_DBG_USB, "%s failed,result = %d\n", - __func__, ret); + ath6kl_warn("Failed to submit usb control message: %d\n", ret); + kfree(buf); + return ret; } kfree(buf); @@ -905,8 +900,9 @@ static int ath6kl_usb_submit_ctrl_in(struct ath6kl_usb *ar_usb, size, 2 * HZ); if (ret < 0) { - ath6kl_dbg(ATH6KL_DBG_USB, "%s failed,result = %d\n", - __func__, ret); + ath6kl_warn("Failed to read usb control message: %d\n", ret); + kfree(buf); + return ret; } memcpy((u8 *) data, buf, size); @@ -963,8 +959,10 @@ static int ath6kl_usb_diag_read32(struct ath6kl *ar, u32 address, u32 *data) ATH6KL_USB_CONTROL_REQ_DIAG_RESP, ar_usb->diag_resp_buffer, &resp_len); - if (ret) + if (ret) { + ath6kl_warn("diag read32 failed: %d\n", ret); return ret; + } resp = (struct ath6kl_usb_ctrl_diag_resp_read *) ar_usb->diag_resp_buffer; @@ -978,6 +976,7 @@ static int ath6kl_usb_diag_write32(struct ath6kl *ar, u32 address, __le32 data) { struct ath6kl_usb *ar_usb = ar->hif_priv; struct ath6kl_usb_ctrl_diag_cmd_write *cmd; + int ret; cmd = (struct ath6kl_usb_ctrl_diag_cmd_write *) ar_usb->diag_cmd_buffer; @@ -986,12 +985,17 @@ static int ath6kl_usb_diag_write32(struct ath6kl *ar, u32 address, __le32 data) cmd->address = cpu_to_le32(address); cmd->value = data; - return ath6kl_usb_ctrl_msg_exchange(ar_usb, - ATH6KL_USB_CONTROL_REQ_DIAG_CMD, - (u8 *) cmd, - sizeof(*cmd), - 0, NULL, NULL); + ret = ath6kl_usb_ctrl_msg_exchange(ar_usb, + ATH6KL_USB_CONTROL_REQ_DIAG_CMD, + (u8 *) cmd, + sizeof(*cmd), + 0, NULL, NULL); + if (ret) { + ath6kl_warn("diag_write32 failed: %d\n", ret); + return ret; + } + return 0; } static int ath6kl_usb_bmi_read(struct ath6kl *ar, u8 *buf, u32 len) @@ -1003,7 +1007,7 @@ static int ath6kl_usb_bmi_read(struct ath6kl *ar, u8 *buf, u32 len) ret = ath6kl_usb_submit_ctrl_in(ar_usb, ATH6KL_USB_CONTROL_REQ_RECV_BMI_RESP, 0, 0, buf, len); - if (ret != 0) { + if (ret) { ath6kl_err("Unable to read the bmi data from the device: %d\n", ret); return ret; @@ -1021,7 +1025,7 @@ static int ath6kl_usb_bmi_write(struct ath6kl *ar, u8 *buf, u32 len) ret = ath6kl_usb_submit_ctrl_out(ar_usb, ATH6KL_USB_CONTROL_REQ_SEND_BMI_CMD, 0, 0, buf, len); - if (ret != 0) { + if (ret) { ath6kl_err("unable to send the bmi data to the device: %d\n", ret); return ret; @@ -1055,6 +1059,22 @@ static void ath6kl_usb_cleanup_scatter(struct ath6kl *ar) return; } +static int ath6kl_usb_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) +{ + /* + * cfg80211 suspend/WOW currently not supported for USB. + */ + return 0; +} + +static int ath6kl_usb_resume(struct ath6kl *ar) +{ + /* + * cfg80211 resume currently not supported for USB. + */ + return 0; +} + static const struct ath6kl_hif_ops ath6kl_usb_ops = { .diag_read32 = ath6kl_usb_diag_read32, .diag_write32 = ath6kl_usb_diag_write32, @@ -1068,6 +1088,8 @@ static const struct ath6kl_hif_ops ath6kl_usb_ops = { .pipe_map_service = ath6kl_usb_map_service_pipe, .pipe_get_free_queue_number = ath6kl_usb_get_free_queue_number, .cleanup_scatter = ath6kl_usb_cleanup_scatter, + .suspend = ath6kl_usb_suspend, + .resume = ath6kl_usb_resume, }; /* ath6kl usb driver registered functions */ @@ -1146,7 +1168,7 @@ static void ath6kl_usb_remove(struct usb_interface *interface) #ifdef CONFIG_PM -static int ath6kl_usb_suspend(struct usb_interface *interface, +static int ath6kl_usb_pm_suspend(struct usb_interface *interface, pm_message_t message) { struct ath6kl_usb *device; @@ -1156,7 +1178,7 @@ static int ath6kl_usb_suspend(struct usb_interface *interface, return 0; } -static int ath6kl_usb_resume(struct usb_interface *interface) +static int ath6kl_usb_pm_resume(struct usb_interface *interface) { struct ath6kl_usb *device; device = usb_get_intfdata(interface); @@ -1169,7 +1191,7 @@ static int ath6kl_usb_resume(struct usb_interface *interface) return 0; } -static int ath6kl_usb_reset_resume(struct usb_interface *intf) +static int ath6kl_usb_pm_reset_resume(struct usb_interface *intf) { if (usb_get_intfdata(intf)) ath6kl_usb_remove(intf); @@ -1178,9 +1200,9 @@ static int ath6kl_usb_reset_resume(struct usb_interface *intf) #else -#define ath6kl_usb_suspend NULL -#define ath6kl_usb_resume NULL -#define ath6kl_usb_reset_resume NULL +#define ath6kl_usb_pm_suspend NULL +#define ath6kl_usb_pm_resume NULL +#define ath6kl_usb_pm_reset_resume NULL #endif @@ -1195,9 +1217,9 @@ MODULE_DEVICE_TABLE(usb, ath6kl_usb_ids); static struct usb_driver ath6kl_usb_driver = { .name = "ath6kl_usb", .probe = ath6kl_usb_probe, - .suspend = ath6kl_usb_suspend, - .resume = ath6kl_usb_resume, - .reset_resume = ath6kl_usb_reset_resume, + .suspend = ath6kl_usb_pm_suspend, + .resume = ath6kl_usb_pm_resume, + .reset_resume = ath6kl_usb_pm_reset_resume, .disconnect = ath6kl_usb_remove, .id_table = ath6kl_usb_ids, .supports_autosuspend = true, diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c index 998f8b0f62f..4d7f9e4712e 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.c +++ b/drivers/net/wireless/ath/ath6kl/wmi.c @@ -20,6 +20,7 @@ #include "core.h" #include "debug.h" #include "testmode.h" +#include "trace.h" #include "../regd.h" #include "../regd_common.h" @@ -288,8 +289,9 @@ int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + sizeof(struct ath6kl_llc_snap_hdr), layer2_priority); - } else + } else { usr_pri = layer2_priority & 0x7; + } /* * Queue the EAPOL frames in the same WMM_AC_VO queue @@ -358,8 +360,9 @@ int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), sizeof(u32)); skb_pull(skb, hdr_size); - } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) + } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) { skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); + } datap = skb->data; llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); @@ -567,8 +570,8 @@ static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, dlen, freq, vif->probe_req_report); if (vif->probe_req_report || vif->nw_type == AP_NETWORK) - cfg80211_rx_mgmt(&vif->wdev, freq, 0, - ev->data, dlen, GFP_ATOMIC); + cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0, + GFP_ATOMIC); return 0; } @@ -607,8 +610,7 @@ static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, return -EINVAL; } ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); - cfg80211_rx_mgmt(&vif->wdev, freq, 0, - ev->data, dlen, GFP_ATOMIC); + cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0, GFP_ATOMIC); return 0; } @@ -751,6 +753,23 @@ int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) NO_SYNC_WMIFLAG); } +int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, + u32 beacon_intvl) +{ + struct sk_buff *skb; + struct set_beacon_int_cmd *cmd; + + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct set_beacon_int_cmd *) skb->data; + + cmd->beacon_intvl = cpu_to_le32(beacon_intvl); + return ath6kl_wmi_cmd_send(wmi, if_idx, skb, + WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); +} + int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) { struct sk_buff *skb; @@ -897,7 +916,7 @@ ath6kl_get_regpair(u16 regdmn) return NULL; for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { - if (regDomainPairs[i].regDmnEnum == regdmn) + if (regDomainPairs[i].reg_domain == regdmn) return ®DomainPairs[i]; } @@ -919,7 +938,6 @@ ath6kl_regd_find_country_by_rd(u16 regdmn) static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) { - struct ath6kl_wmi_regdomain *ev; struct country_code_to_enum_rd *country = NULL; struct reg_dmn_pair_mapping *regpair = NULL; @@ -929,15 +947,14 @@ static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) ev = (struct ath6kl_wmi_regdomain *) datap; reg_code = le32_to_cpu(ev->reg_code); - if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) + if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { country = ath6kl_regd_find_country((u16) reg_code); - else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { - + } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { regpair = ath6kl_get_regpair((u16) reg_code); country = ath6kl_regd_find_country_by_rd((u16) reg_code); if (regpair) ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", - regpair->regDmnEnum); + regpair->reg_domain); else ath6kl_warn("Regpair not found reg_code 0x%0x\n", reg_code); @@ -1108,7 +1125,7 @@ static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, kfree(mgmt); if (bss == NULL) return -ENOMEM; - cfg80211_put_bss(bss); + cfg80211_put_bss(ar->wiphy, bss); /* * Firmware doesn't return any event when scheduled scan has @@ -1482,7 +1499,6 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { - ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); tsinfo = le16_to_cpu(ts->tsinfo); tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & @@ -1513,7 +1529,6 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, * for delete qos stream from AP */ else if (reply->cac_indication == CAC_INDICATION_DELETE) { - ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); tsinfo = le16_to_cpu(ts->tsinfo); ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & @@ -2011,6 +2026,9 @@ int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, if (!sband) continue; + if (WARN_ON(band >= ATH6KL_NUM_BANDS)) + break; + ratemask = rates[band]; supp_rates = sc->supp_rates[band].rates; num_rates = 0; @@ -2302,7 +2320,7 @@ int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, return ret; } -int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) +int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk) { struct sk_buff *skb; struct wmi_add_krk_cmd *cmd; @@ -2459,7 +2477,6 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) goto free_data_skb; for (index = 0; index < num_pri_streams; index++) { - if (WARN_ON(!data_sync_bufs[index].skb)) goto free_data_skb; @@ -2480,16 +2497,11 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) free_cmd_skb: /* free up any resources left over (possibly due to an error) */ - if (skb) - dev_kfree_skb(skb); + dev_kfree_skb(skb); free_data_skb: - for (index = 0; index < num_pri_streams; index++) { - if (data_sync_bufs[index].skb != NULL) { - dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. - skb); - } - } + for (index = 0; index < num_pri_streams; index++) + dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); return ret; } @@ -2689,7 +2701,6 @@ static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) for (i = 0; i < WMM_NUM_AC; i++) { if (stream_exist & (1 << i)) { - /* * FIXME: Is this lock & unlock inside * for loop correct? may need rework. @@ -2739,9 +2750,9 @@ static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, mask->control[band].legacy << 4; /* copy mcs rate mask */ - mcsrate = mask->control[band].mcs[1]; + mcsrate = mask->control[band].ht_mcs[1]; mcsrate <<= 8; - mcsrate |= mask->control[band].mcs[0]; + mcsrate |= mask->control[band].ht_mcs[0]; ratemask[band] |= mcsrate << 12; ratemask[band] |= mcsrate << 28; } @@ -2791,7 +2802,7 @@ static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, mask->control[band].legacy << 4; /* copy mcs rate mask */ - mcsrate = mask->control[band].mcs[0]; + mcsrate = mask->control[band].ht_mcs[0]; ratemask[band] |= mcsrate << 12; ratemask[band] |= mcsrate << 20; } @@ -2855,8 +2866,9 @@ int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); cmd->asleep = cpu_to_le32(1); - } else + } else { cmd->awake = cpu_to_le32(1); + } ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HOST_SLEEP_MODE_CMDID, @@ -4074,6 +4086,8 @@ int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) return -EINVAL; } + trace_ath6kl_wmi_event(skb->data, skb->len); + return ath6kl_wmi_proc_events(wmi, skb); } diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h index 98b1755e67f..bb23fc00111 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.h +++ b/drivers/net/wireless/ath/ath6kl/wmi.h @@ -898,7 +898,6 @@ struct wmi_start_scan_cmd { * flags here */ enum wmi_scan_ctrl_flags_bits { - /* set if can scan in the connect cmd */ CONNECT_SCAN_CTRL_FLAGS = 0x01, @@ -1068,7 +1067,7 @@ struct wmi_power_mode_cmd { } __packed; /* - * Policy to determnine whether power save failure event should be sent to + * Policy to determine whether power save failure event should be sent to * host during scanning */ enum power_save_fail_event_policy { @@ -1660,6 +1659,10 @@ struct roam_ctrl_cmd { u8 roam_ctrl; } __packed; +struct set_beacon_int_cmd { + __le32 beacon_intvl; +} __packed; + struct set_dtim_cmd { __le32 dtim_period; } __packed; @@ -2613,7 +2616,7 @@ int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, u8 *key_material, u8 key_op_ctrl, u8 *mac_addr, enum wmi_sync_flag sync_flag); -int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk); +int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk); int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index); int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, const u8 *pmkid, bool set); @@ -2649,6 +2652,8 @@ int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi); int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi); int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period); +int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, + u32 beacon_interval); int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid); int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode); int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on); diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig index 7647ed6b73d..8fcc029a76a 100644 --- a/drivers/net/wireless/ath/ath9k/Kconfig +++ b/drivers/net/wireless/ath/ath9k/Kconfig @@ -17,7 +17,7 @@ config ATH9K_BTCOEX_SUPPORT config ATH9K tristate "Atheros 802.11n wireless cards support" - depends on MAC80211 + depends on MAC80211 && HAS_DMA select ATH9K_HW select MAC80211_LEDS select LEDS_CLASS @@ -28,7 +28,7 @@ config ATH9K Atheros IEEE 802.11n AR5008, AR9001 and AR9002 family of chipsets. For a specific list of supported external cards, laptops that already ship with these cards and - APs that come with these cards refer to to ath9k wiki + APs that come with these cards refer to ath9k wiki products page: http://wireless.kernel.org/en/users/Drivers/ath9k/products @@ -56,14 +56,23 @@ config ATH9K_AHB config ATH9K_DEBUGFS bool "Atheros ath9k debugging" - depends on ATH9K + depends on ATH9K && DEBUG_FS select MAC80211_DEBUGFS + select RELAY ---help--- Say Y, if you need access to ath9k's statistics for interrupts, rate control, etc. Also required for changing debug message flags at run time. +config ATH9K_STATION_STATISTICS + bool "Detailed station statistics" + depends on ATH9K && ATH9K_DEBUGFS && DEBUG_FS + select MAC80211_DEBUGFS + default n + ---help--- + This option enables detailed statistics for association stations. + config ATH9K_DFS_CERTIFIED bool "Atheros DFS support for certified platforms" depends on ATH9K && CFG80211_CERTIFICATION_ONUS @@ -83,21 +92,43 @@ config ATH9K_DFS_CERTIFIED developed. At this point enabling this option won't do anything except increase code size. -config ATH9K_MAC_DEBUG - bool "Atheros MAC statistics" - depends on ATH9K_DEBUGFS - default y +config ATH9K_TX99 + bool "Atheros ath9k TX99 testing support" + depends on ATH9K_DEBUGFS && CFG80211_CERTIFICATION_ONUS + default n ---help--- - This option enables collection of statistics for Rx/Tx status - data and some other MAC related statistics + Say N. This should only be enabled on systems undergoing + certification testing and evaluation in a controlled environment. + Enabling this will only enable TX99 support, all other modes of + operation will be disabled. + + TX99 support enables Specific Absorption Rate (SAR) testing. + SAR is the unit of measurement for the amount of radio frequency(RF) + absorbed by the body when using a wireless device. The RF exposure + limits used are expressed in the terms of SAR, which is a measure + of the electric and magnetic field strength and power density for + transmitters operating at frequencies from 300 kHz to 100 GHz. + Regulatory bodies around the world require that wireless device + be evaluated to meet the RF exposure limits set forth in the + governmental SAR regulations. + +config ATH9K_WOW + bool "Wake on Wireless LAN support (EXPERIMENTAL)" + depends on ATH9K && PM + default n + ---help--- + This option enables Wake on Wireless LAN support for certain cards. + Currently, AR9462 is supported. -config ATH9K_RATE_CONTROL - bool "Atheros ath9k rate control" +config ATH9K_RFKILL + bool "Atheros ath9k rfkill support" if EXPERT depends on ATH9K + depends on RFKILL=y || RFKILL=ATH9K default y - ---help--- - Say Y, if you want to use the ath9k specific rate control - module instead of minstrel_ht. + help + Say Y to have ath9k poll the RF-Kill GPIO every couple of + seconds. Turn off to save power, but enable it if you have + a platform that can toggle the RF-Kill GPIO. config ATH9K_HTC tristate "Atheros HTC based wireless cards support" diff --git a/drivers/net/wireless/ath/ath9k/Makefile b/drivers/net/wireless/ath/ath9k/Makefile index 2ad8f9474ba..8fcd586d1c3 100644 --- a/drivers/net/wireless/ath/ath9k/Makefile +++ b/drivers/net/wireless/ath/ath9k/Makefile @@ -8,16 +8,17 @@ ath9k-y += beacon.o \ antenna.o ath9k-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += mci.o -ath9k-$(CONFIG_ATH9K_RATE_CONTROL) += rc.o ath9k-$(CONFIG_ATH9K_PCI) += pci.o ath9k-$(CONFIG_ATH9K_AHB) += ahb.o -ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o ath9k-$(CONFIG_ATH9K_DFS_DEBUGFS) += dfs_debug.o -ath9k-$(CONFIG_ATH9K_DFS_CERTIFIED) += \ - dfs.o \ - dfs_pattern_detector.o \ - dfs_pri_detector.o -ath9k-$(CONFIG_PM_SLEEP) += wow.o +ath9k-$(CONFIG_ATH9K_DFS_CERTIFIED) += dfs.o +ath9k-$(CONFIG_ATH9K_TX99) += tx99.o +ath9k-$(CONFIG_ATH9K_WOW) += wow.o + +ath9k-$(CONFIG_ATH9K_DEBUGFS) += debug.o \ + spectral.o + +ath9k-$(CONFIG_ATH9K_STATION_STATISTICS) += debug_sta.o obj-$(CONFIG_ATH9K) += ath9k.o @@ -43,12 +44,17 @@ ath9k_hw-y:= \ ar9003_eeprom.o \ ar9003_paprd.o +ath9k_hw-$(CONFIG_ATH9K_WOW) += ar9003_wow.o + ath9k_hw-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += btcoex.o \ ar9003_mci.o obj-$(CONFIG_ATH9K_HW) += ath9k_hw.o obj-$(CONFIG_ATH9K_COMMON) += ath9k_common.o -ath9k_common-y:= common.o +ath9k_common-y:= common.o \ + common-init.o \ + common-beacon.o \ + common-debug.o ath9k_htc-y += htc_hst.o \ hif_usb.o \ diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index 3a69804f4c1..be3eb2a8d60 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -39,6 +39,10 @@ static const struct platform_device_id ath9k_platform_id_table[] = { .name = "qca955x_wmac", .driver_data = AR9300_DEVID_QCA955X, }, + { + .name = "qca953x_wmac", + .driver_data = AR9300_DEVID_AR953X, + }, {}, }; @@ -54,7 +58,7 @@ static bool ath_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) struct platform_device *pdev = to_platform_device(sc->dev); struct ath9k_platform_data *pdata; - pdata = (struct ath9k_platform_data *) pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (off >= (ARRAY_SIZE(pdata->eeprom_data))) { ath_err(common, "%s: flash read failed, offset %08x is out of range\n", @@ -84,31 +88,27 @@ static int ath_ahb_probe(struct platform_device *pdev) struct ath_hw *ah; char hw_name[64]; - if (!pdev->dev.platform_data) { + if (!dev_get_platdata(&pdev->dev)) { dev_err(&pdev->dev, "no platform data specified\n"); - ret = -EINVAL; - goto err_out; + return -EINVAL; } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res == NULL) { dev_err(&pdev->dev, "no memory resource found\n"); - ret = -ENXIO; - goto err_out; + return -ENXIO; } - mem = ioremap_nocache(res->start, resource_size(res)); + mem = devm_ioremap_nocache(&pdev->dev, res->start, resource_size(res)); if (mem == NULL) { dev_err(&pdev->dev, "ioremap failed\n"); - ret = -ENOMEM; - goto err_out; + return -ENOMEM; } res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (res == NULL) { dev_err(&pdev->dev, "no IRQ resource found\n"); - ret = -ENXIO; - goto err_iounmap; + return -ENXIO; } irq = res->start; @@ -116,8 +116,7 @@ static int ath_ahb_probe(struct platform_device *pdev) hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops); if (hw == NULL) { dev_err(&pdev->dev, "no memory for ieee80211_hw\n"); - ret = -ENOMEM; - goto err_iounmap; + return -ENOMEM; } SET_IEEE80211_DEV(hw, &pdev->dev); @@ -129,9 +128,6 @@ static int ath_ahb_probe(struct platform_device *pdev) sc->mem = mem; sc->irq = irq; - /* Will be cleared in ath9k_start() */ - set_bit(SC_OP_INVALID, &sc->sc_flags); - ret = request_irq(irq, ath_isr, IRQF_SHARED, "ath9k", sc); if (ret) { dev_err(&pdev->dev, "request_irq failed\n"); @@ -155,10 +151,6 @@ static int ath_ahb_probe(struct platform_device *pdev) free_irq(irq, sc); err_free_hw: ieee80211_free_hw(hw); - platform_set_drvdata(pdev, NULL); - err_iounmap: - iounmap(mem); - err_out: return ret; } @@ -168,13 +160,10 @@ static int ath_ahb_remove(struct platform_device *pdev) if (hw) { struct ath_softc *sc = hw->priv; - void __iomem *mem = sc->mem; ath9k_deinit_device(sc); free_irq(sc->irq, sc); ieee80211_free_hw(sc->hw); - iounmap(mem); - platform_set_drvdata(pdev, NULL); } return 0; diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index e09ec40ce71..ba502a2d199 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -46,8 +46,8 @@ static const struct ani_ofdm_level_entry ofdm_level_table[] = { { 5, 4, 1 }, /* lvl 5 */ { 6, 5, 1 }, /* lvl 6 */ { 7, 6, 1 }, /* lvl 7 */ - { 7, 6, 0 }, /* lvl 8 */ - { 7, 7, 0 } /* lvl 9 */ + { 7, 7, 1 }, /* lvl 8 */ + { 7, 8, 0 } /* lvl 9 */ }; #define ATH9K_ANI_OFDM_NUM_LEVEL \ ARRAY_SIZE(ofdm_level_table) @@ -91,8 +91,8 @@ static const struct ani_cck_level_entry cck_level_table[] = { { 4, 0 }, /* lvl 4 */ { 5, 0 }, /* lvl 5 */ { 6, 0 }, /* lvl 6 */ - { 6, 0 }, /* lvl 7 (only for high rssi) */ - { 7, 0 } /* lvl 8 (only for high rssi) */ + { 7, 0 }, /* lvl 7 (only for high rssi) */ + { 8, 0 } /* lvl 8 (only for high rssi) */ }; #define ATH9K_ANI_CCK_NUM_LEVEL \ @@ -118,10 +118,10 @@ static void ath9k_ani_restart(struct ath_hw *ah) { struct ar5416AniState *aniState; - if (!DO_ANI(ah)) + if (!ah->curchan) return; - aniState = &ah->curchan->ani; + aniState = &ah->ani; aniState->listenTime = 0; ENABLE_REGWRITE_BUFFER(ah); @@ -143,7 +143,7 @@ static void ath9k_ani_restart(struct ath_hw *ah) static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel, bool scan) { - struct ar5416AniState *aniState = &ah->curchan->ani; + struct ar5416AniState *aniState = &ah->ani; struct ath_common *common = ath9k_hw_common(ah); const struct ani_ofdm_level_entry *entry_ofdm; const struct ani_cck_level_entry *entry_cck; @@ -152,7 +152,11 @@ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel, ath_dbg(common, ANI, "**** ofdmlevel %d=>%d, rssi=%d[lo=%d hi=%d]\n", aniState->ofdmNoiseImmunityLevel, immunityLevel, BEACON_RSSI(ah), - aniState->rssiThrLow, aniState->rssiThrHigh); + ATH9K_ANI_RSSI_THR_LOW, + ATH9K_ANI_RSSI_THR_HIGH); + + if (AR_SREV_9100(ah) && immunityLevel < ATH9K_ANI_OFDM_DEF_LEVEL) + immunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL; if (!scan) aniState->ofdmNoiseImmunityLevel = immunityLevel; @@ -173,13 +177,28 @@ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel, weak_sig = entry_ofdm->ofdm_weak_signal_on; if (ah->opmode == NL80211_IFTYPE_STATION && - BEACON_RSSI(ah) <= aniState->rssiThrHigh) + BEACON_RSSI(ah) <= ATH9K_ANI_RSSI_THR_HIGH) weak_sig = true; + /* + * Newer chipsets are better at dealing with high PHY error counts - + * keep weak signal detection enabled when no RSSI threshold is + * available to determine if it is needed (mode != STA) + */ + else if (AR_SREV_9300_20_OR_LATER(ah) && + ah->opmode != NL80211_IFTYPE_STATION) + weak_sig = true; + + /* Older chipsets are more sensitive to high PHY error counts */ + else if (!AR_SREV_9300_20_OR_LATER(ah) && + aniState->ofdmNoiseImmunityLevel >= 8) + weak_sig = false; if (aniState->ofdmWeakSigDetect != weak_sig) - ath9k_hw_ani_control(ah, - ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, - entry_ofdm->ofdm_weak_signal_on); + ath9k_hw_ani_control(ah, ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, + weak_sig); + + if (!AR_SREV_9300_20_OR_LATER(ah)) + return; if (aniState->ofdmNoiseImmunityLevel >= ATH9K_ANI_OFDM_DEF_LEVEL) { ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH; @@ -194,10 +213,10 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah) { struct ar5416AniState *aniState; - if (!DO_ANI(ah)) + if (!ah->curchan) return; - aniState = &ah->curchan->ani; + aniState = &ah->ani; if (aniState->ofdmNoiseImmunityLevel < ATH9K_ANI_OFDM_MAX_LEVEL) ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel + 1, false); @@ -209,18 +228,21 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah) static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel, bool scan) { - struct ar5416AniState *aniState = &ah->curchan->ani; + struct ar5416AniState *aniState = &ah->ani; struct ath_common *common = ath9k_hw_common(ah); const struct ani_ofdm_level_entry *entry_ofdm; const struct ani_cck_level_entry *entry_cck; ath_dbg(common, ANI, "**** ccklevel %d=>%d, rssi=%d[lo=%d hi=%d]\n", aniState->cckNoiseImmunityLevel, immunityLevel, - BEACON_RSSI(ah), aniState->rssiThrLow, - aniState->rssiThrHigh); + BEACON_RSSI(ah), ATH9K_ANI_RSSI_THR_LOW, + ATH9K_ANI_RSSI_THR_HIGH); + + if (AR_SREV_9100(ah) && immunityLevel < ATH9K_ANI_CCK_DEF_LEVEL) + immunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; if (ah->opmode == NL80211_IFTYPE_STATION && - BEACON_RSSI(ah) <= aniState->rssiThrLow && + BEACON_RSSI(ah) <= ATH9K_ANI_RSSI_THR_LOW && immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI) immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI; @@ -250,10 +272,10 @@ static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah) { struct ar5416AniState *aniState; - if (!DO_ANI(ah)) + if (!ah->curchan) return; - aniState = &ah->curchan->ani; + aniState = &ah->ani; if (aniState->cckNoiseImmunityLevel < ATH9K_ANI_CCK_MAX_LEVEL) ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel + 1, @@ -268,7 +290,7 @@ static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah) { struct ar5416AniState *aniState; - aniState = &ah->curchan->ani; + aniState = &ah->ani; /* lower OFDM noise immunity */ if (aniState->ofdmNoiseImmunityLevel > 0 && @@ -291,31 +313,17 @@ static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah) */ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) { - struct ar5416AniState *aniState = &ah->curchan->ani; + struct ar5416AniState *aniState = &ah->ani; struct ath9k_channel *chan = ah->curchan; struct ath_common *common = ath9k_hw_common(ah); int ofdm_nil, cck_nil; - if (!DO_ANI(ah)) + if (!ah->curchan) return; BUG_ON(aniState == NULL); ah->stats.ast_ani_reset++; - /* only allow a subset of functions in AP mode */ - if (ah->opmode == NL80211_IFTYPE_AP) { - if (IS_CHAN_2GHZ(chan)) { - ah->ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL | - ATH9K_ANI_FIRSTEP_LEVEL); - if (AR_SREV_9300_20_OR_LATER(ah)) - ah->ani_function |= ATH9K_ANI_MRC_CCK; - } else - ah->ani_function = 0; - } - - /* always allow mode (on/off) to be controlled */ - ah->ani_function |= ATH9K_ANI_MODE; - ofdm_nil = max_t(int, ATH9K_ANI_OFDM_DEF_LEVEL, aniState->ofdmNoiseImmunityLevel); cck_nil = max_t(int, ATH9K_ANI_CCK_DEF_LEVEL, @@ -335,10 +343,9 @@ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) aniState->cckNoiseImmunityLevel != ATH9K_ANI_CCK_DEF_LEVEL) { ath_dbg(common, ANI, - "Restore defaults: opmode %u chan %d Mhz/0x%x is_scanning=%d ofdm:%d cck:%d\n", + "Restore defaults: opmode %u chan %d Mhz is_scanning=%d ofdm:%d cck:%d\n", ah->opmode, chan->channel, - chan->channelFlags, is_scanning, aniState->ofdmNoiseImmunityLevel, aniState->cckNoiseImmunityLevel); @@ -351,10 +358,9 @@ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) * restore historical levels for this channel */ ath_dbg(common, ANI, - "Restore history: opmode %u chan %d Mhz/0x%x is_scanning=%d ofdm:%d cck:%d\n", + "Restore history: opmode %u chan %d Mhz is_scanning=%d ofdm:%d cck:%d\n", ah->opmode, chan->channel, - chan->channelFlags, is_scanning, aniState->ofdmNoiseImmunityLevel, aniState->cckNoiseImmunityLevel); @@ -362,24 +368,13 @@ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) ath9k_hw_set_ofdm_nil(ah, ofdm_nil, is_scanning); ath9k_hw_set_cck_nil(ah, cck_nil, is_scanning); - /* - * enable phy counters if hw supports or if not, enable phy - * interrupts (so we can count each one) - */ ath9k_ani_restart(ah); - - ENABLE_REGWRITE_BUFFER(ah); - - REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); - REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); - - REGWRITE_BUFFER_FLUSH(ah); } static bool ath9k_hw_ani_read_counters(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - struct ar5416AniState *aniState = &ah->curchan->ani; + struct ar5416AniState *aniState = &ah->ani; u32 phyCnt1, phyCnt2; int32_t listenTime; @@ -414,13 +409,10 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan) struct ath_common *common = ath9k_hw_common(ah); u32 ofdmPhyErrRate, cckPhyErrRate; - if (!DO_ANI(ah)) - return; - - aniState = &ah->curchan->ani; - if (WARN_ON(!aniState)) + if (!ah->curchan) return; + aniState = &ah->ani; if (!ath9k_hw_ani_read_counters(ah)) return; @@ -489,55 +481,33 @@ void ath9k_hw_disable_mib_counters(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_disable_mib_counters); -void ath9k_hw_ani_setup(struct ath_hw *ah) -{ - int i; - - static const int totalSizeDesired[] = { -55, -55, -55, -55, -62 }; - static const int coarseHigh[] = { -14, -14, -14, -14, -12 }; - static const int coarseLow[] = { -64, -64, -64, -64, -70 }; - static const int firpwr[] = { -78, -78, -78, -78, -80 }; - - for (i = 0; i < 5; i++) { - ah->totalSizeDesired[i] = totalSizeDesired[i]; - ah->coarse_high[i] = coarseHigh[i]; - ah->coarse_low[i] = coarseLow[i]; - ah->firpwr[i] = firpwr[i]; - } -} - void ath9k_hw_ani_init(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - int i; + struct ar5416AniState *ani = &ah->ani; ath_dbg(common, ANI, "Initialize ANI\n"); - ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH; - ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW; - - ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH; - ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW; - - for (i = 0; i < ARRAY_SIZE(ah->channels); i++) { - struct ath9k_channel *chan = &ah->channels[i]; - struct ar5416AniState *ani = &chan->ani; - - ani->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL; - - ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL; - - ani->mrcCCK = AR_SREV_9300_20_OR_LATER(ah) ? true : false; - - ani->ofdmsTurn = true; - - ani->rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH; - ani->rssiThrLow = ATH9K_ANI_RSSI_THR_LOW; - ani->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG; - ani->cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; - ani->ofdmNoiseImmunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL; + if (AR_SREV_9300_20_OR_LATER(ah)) { + ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH; + ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW; + ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH; + ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW; + } else { + ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_OLD; + ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_OLD; + ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH_OLD; + ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW_OLD; } + ani->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL; + ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL; + ani->mrcCCK = AR_SREV_9300_20_OR_LATER(ah) ? true : false; + ani->ofdmsTurn = true; + ani->ofdmWeakSigDetect = true; + ani->cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; + ani->ofdmNoiseImmunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL; + /* * since we expect some ongoing maintenance on the tables, let's sanity * check here default level should not modify INI setting. @@ -545,9 +515,6 @@ void ath9k_hw_ani_init(struct ath_hw *ah) ah->aniperiod = ATH9K_ANI_PERIOD; ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL; - if (ah->config.enable_ani) - ah->proc_phyerr |= HAL_PROCESS_ANI; - ath9k_ani_restart(ah); ath9k_enable_mib_counters(ah); } diff --git a/drivers/net/wireless/ath/ath9k/ani.h b/drivers/net/wireless/ath/ath9k/ani.h index 1485bf5e351..c40965b4c1e 100644 --- a/drivers/net/wireless/ath/ath9k/ani.h +++ b/drivers/net/wireless/ath/ath9k/ani.h @@ -17,32 +17,23 @@ #ifndef ANI_H #define ANI_H -#define HAL_PROCESS_ANI 0x00000001 - -#define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI) && ah->curchan) - #define BEACON_RSSI(ahp) (ahp->stats.avgbrssi) /* units are errors per second */ -#define ATH9K_ANI_OFDM_TRIG_HIGH 3500 +#define ATH9K_ANI_OFDM_TRIG_HIGH 3500 #define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000 +#define ATH9K_ANI_OFDM_TRIG_HIGH_OLD 500 -/* units are errors per second */ #define ATH9K_ANI_OFDM_TRIG_LOW 400 #define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900 +#define ATH9K_ANI_OFDM_TRIG_LOW_OLD 200 -/* units are errors per second */ #define ATH9K_ANI_CCK_TRIG_HIGH 600 - -/* units are errors per second */ +#define ATH9K_ANI_CCK_TRIG_HIGH_OLD 200 #define ATH9K_ANI_CCK_TRIG_LOW 300 - -#define ATH9K_ANI_NOISE_IMMUNE_LVL 4 -#define ATH9K_ANI_USE_OFDM_WEAK_SIG true -#define ATH9K_ANI_CCK_WEAK_SIG_THR false +#define ATH9K_ANI_CCK_TRIG_LOW_OLD 100 #define ATH9K_ANI_SPUR_IMMUNE_LVL 3 - #define ATH9K_ANI_FIRSTEP_LVL 2 #define ATH9K_ANI_RSSI_THR_HIGH 40 @@ -53,10 +44,6 @@ /* in ms */ #define ATH9K_ANI_POLLINTERVAL 1000 -#define HAL_NOISE_IMMUNE_MAX 4 -#define HAL_SPUR_IMMUNE_MAX 7 -#define HAL_FIRST_STEP_MAX 2 - #define ATH9K_SIG_FIRSTEP_SETTING_MIN 0 #define ATH9K_SIG_FIRSTEP_SETTING_MAX 20 #define ATH9K_SIG_SPUR_IMM_SETTING_MIN 0 @@ -65,15 +52,10 @@ /* values here are relative to the INI */ enum ath9k_ani_cmd { - ATH9K_ANI_PRESENT = 0x1, - ATH9K_ANI_NOISE_IMMUNITY_LEVEL = 0x2, - ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x4, - ATH9K_ANI_CCK_WEAK_SIGNAL_THR = 0x8, - ATH9K_ANI_FIRSTEP_LEVEL = 0x10, - ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x20, - ATH9K_ANI_MODE = 0x40, - ATH9K_ANI_PHYERR_RESET = 0x80, - ATH9K_ANI_MRC_CCK = 0x100, + ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION = 0x1, + ATH9K_ANI_FIRSTEP_LEVEL = 0x2, + ATH9K_ANI_SPUR_IMMUNITY_LEVEL = 0x4, + ATH9K_ANI_MRC_CCK = 0x8, ATH9K_ANI_ALL = 0xfff }; @@ -104,7 +86,6 @@ struct ath9k_ani_default { }; struct ar5416AniState { - struct ath9k_channel *c; u8 noiseImmunityLevel; u8 ofdmNoiseImmunityLevel; u8 cckNoiseImmunityLevel; @@ -112,22 +93,14 @@ struct ar5416AniState { u8 mrcCCK; u8 spurImmunityLevel; u8 firstepLevel; - u8 ofdmWeakSigDetect; - u8 cckWeakSigThreshold; + bool ofdmWeakSigDetect; u32 listenTime; - int32_t rssiThrLow; - int32_t rssiThrHigh; u32 ofdmPhyErrCount; u32 cckPhyErrCount; - int16_t pktRssi[2]; - int16_t ofdmErrRssi[2]; - int16_t cckErrRssi[2]; struct ath9k_ani_default iniDef; }; struct ar5416Stats { - u32 ast_ani_niup; - u32 ast_ani_nidown; u32 ast_ani_spurup; u32 ast_ani_spurdown; u32 ast_ani_ofdmon; @@ -147,7 +120,6 @@ struct ar5416Stats { void ath9k_enable_mib_counters(struct ath_hw *ah); void ath9k_hw_disable_mib_counters(struct ath_hw *ah); -void ath9k_hw_ani_setup(struct ath_hw *ah); void ath9k_hw_ani_init(struct ath_hw *ah); #endif /* ANI_H */ diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index 664844c5d3d..a3668433dc0 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -16,37 +16,119 @@ #include "ath9k.h" -static inline bool ath_is_alt_ant_ratio_better(int alt_ratio, int maxdelta, +/* + * AR9285 + * ====== + * + * EEPROM has 2 4-bit fields containing the card configuration. + * + * antdiv_ctl1: + * ------------ + * bb_enable_ant_div_lnadiv : 1 + * bb_ant_div_alt_gaintb : 1 + * bb_ant_div_main_gaintb : 1 + * bb_enable_ant_fast_div : 1 + * + * antdiv_ctl2: + * ----------- + * bb_ant_div_alt_lnaconf : 2 + * bb_ant_div_main_lnaconf : 2 + * + * The EEPROM bits are used as follows: + * ------------------------------------ + * + * bb_enable_ant_div_lnadiv - Enable LNA path rx antenna diversity/combining. + * Set in AR_PHY_MULTICHAIN_GAIN_CTL. + * + * bb_ant_div_[alt/main]_gaintb - 0 -> Antenna config Alt/Main uses gaintable 0 + * 1 -> Antenna config Alt/Main uses gaintable 1 + * Set in AR_PHY_MULTICHAIN_GAIN_CTL. + * + * bb_enable_ant_fast_div - Enable fast antenna diversity. + * Set in AR_PHY_CCK_DETECT. + * + * bb_ant_div_[alt/main]_lnaconf - Alt/Main LNA diversity/combining input config. + * Set in AR_PHY_MULTICHAIN_GAIN_CTL. + * 10=LNA1 + * 01=LNA2 + * 11=LNA1+LNA2 + * 00=LNA1-LNA2 + * + * AR9485 / AR9565 / AR9331 + * ======================== + * + * The same bits are present in the EEPROM, but the location in the + * EEPROM is different (ant_div_control in ar9300_BaseExtension_1). + * + * ant_div_alt_lnaconf ==> bit 0~1 + * ant_div_main_lnaconf ==> bit 2~3 + * ant_div_alt_gaintb ==> bit 4 + * ant_div_main_gaintb ==> bit 5 + * enable_ant_div_lnadiv ==> bit 6 + * enable_ant_fast_div ==> bit 7 + */ + +static inline bool ath_is_alt_ant_ratio_better(struct ath_ant_comb *antcomb, + int alt_ratio, int maxdelta, int mindelta, int main_rssi_avg, int alt_rssi_avg, int pkt_count) { - return (((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && - (alt_rssi_avg > main_rssi_avg + maxdelta)) || - (alt_rssi_avg > main_rssi_avg + mindelta)) && (pkt_count > 50); + if (pkt_count <= 50) + return false; + + if (alt_rssi_avg > main_rssi_avg + mindelta) + return true; + + if (alt_ratio >= antcomb->ant_ratio2 && + alt_rssi_avg >= antcomb->low_rssi_thresh && + (alt_rssi_avg > main_rssi_avg + maxdelta)) + return true; + + return false; } -static inline bool ath_ant_div_comb_alt_check(u8 div_group, int alt_ratio, - int curr_main_set, int curr_alt_set, - int alt_rssi_avg, int main_rssi_avg) +static inline bool ath_ant_div_comb_alt_check(struct ath_hw_antcomb_conf *conf, + struct ath_ant_comb *antcomb, + int alt_ratio, int alt_rssi_avg, + int main_rssi_avg) { - bool result = false; - switch (div_group) { + bool result, set1, set2; + + result = set1 = set2 = false; + + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2 && + conf->alt_lna_conf == ATH_ANT_DIV_COMB_LNA1) + set1 = true; + + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA1 && + conf->alt_lna_conf == ATH_ANT_DIV_COMB_LNA2) + set2 = true; + + switch (conf->div_group) { case 0: if (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO) result = true; break; case 1: case 2: - if ((((curr_main_set == ATH_ANT_DIV_COMB_LNA2) && - (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) && - (alt_rssi_avg >= (main_rssi_avg - 5))) || - ((curr_main_set == ATH_ANT_DIV_COMB_LNA1) && - (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) && - (alt_rssi_avg >= (main_rssi_avg - 2)))) && - (alt_rssi_avg >= 4)) + if (alt_rssi_avg < 4 || alt_rssi_avg < antcomb->low_rssi_thresh) + break; + + if ((set1 && (alt_rssi_avg >= (main_rssi_avg - 5))) || + (set2 && (alt_rssi_avg >= (main_rssi_avg - 2))) || + (alt_ratio > antcomb->ant_ratio)) result = true; - else - result = false; + + break; + case 3: + if (alt_rssi_avg < 4 || alt_rssi_avg < antcomb->low_rssi_thresh) + break; + + if ((set1 && (alt_rssi_avg >= (main_rssi_avg - 3))) || + (set2 && (alt_rssi_avg >= (main_rssi_avg + 3))) || + (alt_ratio > antcomb->ant_ratio)) + result = true; + break; } @@ -108,6 +190,74 @@ static void ath_lnaconf_alt_good_scan(struct ath_ant_comb *antcomb, } } +static void ath_ant_set_alt_ratio(struct ath_ant_comb *antcomb, + struct ath_hw_antcomb_conf *conf) +{ + /* set alt to the conf with maximun ratio */ + if (antcomb->first_ratio && antcomb->second_ratio) { + if (antcomb->rssi_second > antcomb->rssi_third) { + /* first alt*/ + if ((antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || + (antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) + /* Set alt LNA1 or LNA2*/ + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + else + /* Set alt to A+B or A-B */ + conf->alt_lna_conf = + antcomb->first_quick_scan_conf; + } else if ((antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || + (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) { + /* Set alt LNA1 or LNA2 */ + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + } else { + /* Set alt to A+B or A-B */ + conf->alt_lna_conf = antcomb->second_quick_scan_conf; + } + } else if (antcomb->first_ratio) { + /* first alt */ + if ((antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || + (antcomb->first_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) + /* Set alt LNA1 or LNA2 */ + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + else + /* Set alt to A+B or A-B */ + conf->alt_lna_conf = antcomb->first_quick_scan_conf; + } else if (antcomb->second_ratio) { + /* second alt */ + if ((antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) || + (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA2)) + /* Set alt LNA1 or LNA2 */ + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + else + /* Set alt to A+B or A-B */ + conf->alt_lna_conf = antcomb->second_quick_scan_conf; + } else { + /* main is largest */ + if ((antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) || + (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2)) + /* Set alt LNA1 or LNA2 */ + if (conf->main_lna_conf == ATH_ANT_DIV_COMB_LNA2) + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + else + /* Set alt to A+B or A-B */ + conf->alt_lna_conf = antcomb->main_conf; + } +} + static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, struct ath_hw_antcomb_conf *div_ant_conf, int main_rssi_avg, int alt_rssi_avg, @@ -129,7 +279,7 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) { /* main is LNA1 */ - if (ath_is_alt_ant_ratio_better(alt_ratio, + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ATH_ANT_DIV_COMB_LNA1_DELTA_HI, ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, main_rssi_avg, alt_rssi_avg, @@ -138,7 +288,7 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, else antcomb->first_ratio = false; } else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) { - if (ath_is_alt_ant_ratio_better(alt_ratio, + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ATH_ANT_DIV_COMB_LNA1_DELTA_MID, ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, main_rssi_avg, alt_rssi_avg, @@ -147,11 +297,11 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, else antcomb->first_ratio = false; } else { - if ((((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && - (alt_rssi_avg > main_rssi_avg + - ATH_ANT_DIV_COMB_LNA1_DELTA_HI)) || - (alt_rssi_avg > main_rssi_avg)) && - (antcomb->total_pkt_count > 50)) + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_HI, + 0, + main_rssi_avg, alt_rssi_avg, + antcomb->total_pkt_count)) antcomb->first_ratio = true; else antcomb->first_ratio = false; @@ -164,27 +314,31 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, antcomb->rssi_first = main_rssi_avg; antcomb->rssi_third = alt_rssi_avg; - if (antcomb->second_quick_scan_conf == ATH_ANT_DIV_COMB_LNA1) + switch(antcomb->second_quick_scan_conf) { + case ATH_ANT_DIV_COMB_LNA1: antcomb->rssi_lna1 = alt_rssi_avg; - else if (antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA2) + break; + case ATH_ANT_DIV_COMB_LNA2: antcomb->rssi_lna2 = alt_rssi_avg; - else if (antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2) { + break; + case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) antcomb->rssi_lna2 = main_rssi_avg; else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) antcomb->rssi_lna1 = main_rssi_avg; + break; + default: + break; } if (antcomb->rssi_lna2 > antcomb->rssi_lna1 + - ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA) + div_ant_conf->lna1_lna2_switch_delta) div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; else div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) { - if (ath_is_alt_ant_ratio_better(alt_ratio, + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ATH_ANT_DIV_COMB_LNA1_DELTA_HI, ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, main_rssi_avg, alt_rssi_avg, @@ -193,7 +347,7 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, else antcomb->second_ratio = false; } else if (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2) { - if (ath_is_alt_ant_ratio_better(alt_ratio, + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, ATH_ANT_DIV_COMB_LNA1_DELTA_MID, ATH_ANT_DIV_COMB_LNA1_DELTA_LOW, main_rssi_avg, alt_rssi_avg, @@ -202,105 +356,18 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, else antcomb->second_ratio = false; } else { - if ((((alt_ratio >= ATH_ANT_DIV_COMB_ALT_ANT_RATIO2) && - (alt_rssi_avg > main_rssi_avg + - ATH_ANT_DIV_COMB_LNA1_DELTA_HI)) || - (alt_rssi_avg > main_rssi_avg)) && - (antcomb->total_pkt_count > 50)) + if (ath_is_alt_ant_ratio_better(antcomb, alt_ratio, + ATH_ANT_DIV_COMB_LNA1_DELTA_HI, + 0, + main_rssi_avg, alt_rssi_avg, + antcomb->total_pkt_count)) antcomb->second_ratio = true; else antcomb->second_ratio = false; } - /* set alt to the conf with maximun ratio */ - if (antcomb->first_ratio && antcomb->second_ratio) { - if (antcomb->rssi_second > antcomb->rssi_third) { - /* first alt*/ - if ((antcomb->first_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA1) || - (antcomb->first_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA2)) - /* Set alt LNA1 or LNA2*/ - if (div_ant_conf->main_lna_conf == - ATH_ANT_DIV_COMB_LNA2) - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - else - /* Set alt to A+B or A-B */ - div_ant_conf->alt_lna_conf = - antcomb->first_quick_scan_conf; - } else if ((antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA1) || - (antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA2)) { - /* Set alt LNA1 or LNA2 */ - if (div_ant_conf->main_lna_conf == - ATH_ANT_DIV_COMB_LNA2) - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - } else { - /* Set alt to A+B or A-B */ - div_ant_conf->alt_lna_conf = - antcomb->second_quick_scan_conf; - } - } else if (antcomb->first_ratio) { - /* first alt */ - if ((antcomb->first_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA1) || - (antcomb->first_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA2)) - /* Set alt LNA1 or LNA2 */ - if (div_ant_conf->main_lna_conf == - ATH_ANT_DIV_COMB_LNA2) - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - else - /* Set alt to A+B or A-B */ - div_ant_conf->alt_lna_conf = - antcomb->first_quick_scan_conf; - } else if (antcomb->second_ratio) { - /* second alt */ - if ((antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA1) || - (antcomb->second_quick_scan_conf == - ATH_ANT_DIV_COMB_LNA2)) - /* Set alt LNA1 or LNA2 */ - if (div_ant_conf->main_lna_conf == - ATH_ANT_DIV_COMB_LNA2) - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - else - /* Set alt to A+B or A-B */ - div_ant_conf->alt_lna_conf = - antcomb->second_quick_scan_conf; - } else { - /* main is largest */ - if ((antcomb->main_conf == ATH_ANT_DIV_COMB_LNA1) || - (antcomb->main_conf == ATH_ANT_DIV_COMB_LNA2)) - /* Set alt LNA1 or LNA2 */ - if (div_ant_conf->main_lna_conf == - ATH_ANT_DIV_COMB_LNA2) - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else - div_ant_conf->alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - else - /* Set alt to A+B or A-B */ - div_ant_conf->alt_lna_conf = antcomb->main_conf; - } + ath_ant_set_alt_ratio(antcomb, div_ant_conf); + break; default: break; @@ -430,8 +497,7 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x10: /* LNA2 A-B */ - if (!(antcomb->scan) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) + if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) ant_conf->fast_div_bias = 0x1; else ant_conf->fast_div_bias = 0x2; @@ -440,15 +506,13 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x13: /* LNA2 A+B */ - if (!(antcomb->scan) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) + if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) ant_conf->fast_div_bias = 0x1; else ant_conf->fast_div_bias = 0x2; break; case 0x20: /* LNA1 A-B */ - if (!(antcomb->scan) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) + if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) ant_conf->fast_div_bias = 0x1; else ant_conf->fast_div_bias = 0x2; @@ -457,8 +521,7 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x23: /* LNA1 A+B */ - if (!(antcomb->scan) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) + if (!antcomb->scan && (alt_ratio > antcomb->ant_ratio)) ant_conf->fast_div_bias = 0x1; else ant_conf->fast_div_bias = 0x2; @@ -475,6 +538,9 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, default: break; } + + if (antcomb->fast_div_bias) + ant_conf->fast_div_bias = antcomb->fast_div_bias; } else if (ant_conf->div_group == 3) { switch ((ant_conf->main_lna_conf << 4) | ant_conf->alt_lna_conf) { @@ -488,42 +554,22 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x10: /* LNA2 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x12: /* LNA2 LNA1 */ - ant_conf->fast_div_bias = 0x39; + ant_conf->fast_div_bias = 0x3f; break; case 0x13: /* LNA2 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x20: /* LNA1 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x4; - } + ant_conf->fast_div_bias = 0x3; break; case 0x21: /* LNA1 LNA2 */ - ant_conf->fast_div_bias = 0x6; + ant_conf->fast_div_bias = 0x3; break; case 0x23: /* LNA1 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x6; - } + ant_conf->fast_div_bias = 0x3; break; case 0x30: /* A+B A-B */ ant_conf->fast_div_bias = 0x1; @@ -540,50 +586,187 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, } } +static void ath_ant_try_scan(struct ath_ant_comb *antcomb, + struct ath_hw_antcomb_conf *conf, + int curr_alt_set, int alt_rssi_avg, + int main_rssi_avg) +{ + switch (curr_alt_set) { + case ATH_ANT_DIV_COMB_LNA2: + antcomb->rssi_lna2 = alt_rssi_avg; + antcomb->rssi_lna1 = main_rssi_avg; + antcomb->scan = true; + /* set to A+B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; + break; + case ATH_ANT_DIV_COMB_LNA1: + antcomb->rssi_lna1 = alt_rssi_avg; + antcomb->rssi_lna2 = main_rssi_avg; + antcomb->scan = true; + /* set to A+B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; + break; + case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: + antcomb->rssi_add = alt_rssi_avg; + antcomb->scan = true; + /* set to A-B */ + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; + break; + case ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2: + antcomb->rssi_sub = alt_rssi_avg; + antcomb->scan = false; + if (antcomb->rssi_lna2 > + (antcomb->rssi_lna1 + conf->lna1_lna2_switch_delta)) { + /* use LNA2 as main LNA */ + if ((antcomb->rssi_add > antcomb->rssi_lna1) && + (antcomb->rssi_add > antcomb->rssi_sub)) { + /* set to A+B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; + } else if (antcomb->rssi_sub > + antcomb->rssi_lna1) { + /* set to A-B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; + } else { + /* set to LNA1 */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + } + } else { + /* use LNA1 as main LNA */ + if ((antcomb->rssi_add > antcomb->rssi_lna2) && + (antcomb->rssi_add > antcomb->rssi_sub)) { + /* set to A+B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; + } else if (antcomb->rssi_sub > + antcomb->rssi_lna1) { + /* set to A-B */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; + } else { + /* set to LNA2 */ + conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + } + } + break; + default: + break; + } +} + +static bool ath_ant_try_switch(struct ath_hw_antcomb_conf *div_ant_conf, + struct ath_ant_comb *antcomb, + int alt_ratio, int alt_rssi_avg, + int main_rssi_avg, int curr_main_set, + int curr_alt_set) +{ + bool ret = false; + + if (ath_ant_div_comb_alt_check(div_ant_conf, antcomb, alt_ratio, + alt_rssi_avg, main_rssi_avg)) { + if (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) { + /* + * Switch main and alt LNA. + */ + div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; + div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + } else if (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) { + div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; + div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + } + + ret = true; + } else if ((curr_alt_set != ATH_ANT_DIV_COMB_LNA1) && + (curr_alt_set != ATH_ANT_DIV_COMB_LNA2)) { + /* + Set alt to another LNA. + */ + if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) + div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA1; + else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) + div_ant_conf->alt_lna_conf = ATH_ANT_DIV_COMB_LNA2; + + ret = true; + } + + return ret; +} + +static bool ath_ant_short_scan_check(struct ath_ant_comb *antcomb) +{ + int alt_ratio; + + if (!antcomb->scan || !antcomb->alt_good) + return false; + + if (time_after(jiffies, antcomb->scan_start_time + + msecs_to_jiffies(ATH_ANT_DIV_COMB_SHORT_SCAN_INTR))) + return true; + + if (antcomb->total_pkt_count == ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT) { + alt_ratio = ((antcomb->alt_recv_cnt * 100) / + antcomb->total_pkt_count); + if (alt_ratio < antcomb->ant_ratio) + return true; + } + + return false; +} + void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs) { struct ath_hw_antcomb_conf div_ant_conf; struct ath_ant_comb *antcomb = &sc->ant_comb; int alt_ratio = 0, alt_rssi_avg = 0, main_rssi_avg = 0, curr_alt_set; int curr_main_set; - int main_rssi = rs->rs_rssi_ctl0; - int alt_rssi = rs->rs_rssi_ctl1; + int main_rssi = rs->rs_rssi_ctl[0]; + int alt_rssi = rs->rs_rssi_ctl[1]; int rx_ant_conf, main_ant_conf; - bool short_scan = false; + bool short_scan = false, ret; - rx_ant_conf = (rs->rs_rssi_ctl2 >> ATH_ANT_RX_CURRENT_SHIFT) & + rx_ant_conf = (rs->rs_rssi_ctl[2] >> ATH_ANT_RX_CURRENT_SHIFT) & ATH_ANT_RX_MASK; - main_ant_conf = (rs->rs_rssi_ctl2 >> ATH_ANT_RX_MAIN_SHIFT) & + main_ant_conf = (rs->rs_rssi_ctl[2] >> ATH_ANT_RX_MAIN_SHIFT) & ATH_ANT_RX_MASK; + if (alt_rssi >= antcomb->low_rssi_thresh) { + antcomb->ant_ratio = ATH_ANT_DIV_COMB_ALT_ANT_RATIO; + antcomb->ant_ratio2 = ATH_ANT_DIV_COMB_ALT_ANT_RATIO2; + } else { + antcomb->ant_ratio = ATH_ANT_DIV_COMB_ALT_ANT_RATIO_LOW_RSSI; + antcomb->ant_ratio2 = ATH_ANT_DIV_COMB_ALT_ANT_RATIO2_LOW_RSSI; + } + /* Record packet only when both main_rssi and alt_rssi is positive */ if (main_rssi > 0 && alt_rssi > 0) { antcomb->total_pkt_count++; antcomb->main_total_rssi += main_rssi; antcomb->alt_total_rssi += alt_rssi; + if (main_ant_conf == rx_ant_conf) antcomb->main_recv_cnt++; else antcomb->alt_recv_cnt++; } - /* Short scan check */ - if (antcomb->scan && antcomb->alt_good) { - if (time_after(jiffies, antcomb->scan_start_time + - msecs_to_jiffies(ATH_ANT_DIV_COMB_SHORT_SCAN_INTR))) - short_scan = true; - else - if (antcomb->total_pkt_count == - ATH_ANT_DIV_COMB_SHORT_SCAN_PKTCOUNT) { - alt_ratio = ((antcomb->alt_recv_cnt * 100) / - antcomb->total_pkt_count); - if (alt_ratio < ATH_ANT_DIV_COMB_ALT_ANT_RATIO) - short_scan = true; - } + if (main_ant_conf == rx_ant_conf) { + ANT_STAT_INC(ANT_MAIN, recv_cnt); + ANT_LNA_INC(ANT_MAIN, rx_ant_conf); + } else { + ANT_STAT_INC(ANT_ALT, recv_cnt); + ANT_LNA_INC(ANT_ALT, rx_ant_conf); } + /* Short scan check */ + short_scan = ath_ant_short_scan_check(antcomb); + if (((antcomb->total_pkt_count < ATH_ANT_DIV_COMB_MAX_PKTCOUNT) || - rs->rs_moreaggr) && !short_scan) + rs->rs_moreaggr) && !short_scan) return; if (antcomb->total_pkt_count) { @@ -595,15 +778,13 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs) antcomb->total_pkt_count); } - ath9k_hw_antdiv_comb_conf_get(sc->sc_ah, &div_ant_conf); curr_alt_set = div_ant_conf.alt_lna_conf; curr_main_set = div_ant_conf.main_lna_conf; - antcomb->count++; if (antcomb->count == ATH_ANT_DIV_COMB_MAX_COUNT) { - if (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO) { + if (alt_ratio > antcomb->ant_ratio) { ath_lnaconf_alt_good_scan(antcomb, div_ant_conf, main_rssi_avg); antcomb->alt_good = true; @@ -617,153 +798,47 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs) } if (!antcomb->scan) { - if (ath_ant_div_comb_alt_check(div_ant_conf.div_group, - alt_ratio, curr_main_set, curr_alt_set, - alt_rssi_avg, main_rssi_avg)) { - if (curr_alt_set == ATH_ANT_DIV_COMB_LNA2) { - /* Switch main and alt LNA */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - } else if (curr_alt_set == ATH_ANT_DIV_COMB_LNA1) { - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - } - - goto div_comb_done; - } else if ((curr_alt_set != ATH_ANT_DIV_COMB_LNA1) && - (curr_alt_set != ATH_ANT_DIV_COMB_LNA2)) { - /* Set alt to another LNA */ - if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - - goto div_comb_done; - } - - if ((alt_rssi_avg < (main_rssi_avg + - div_ant_conf.lna1_lna2_delta))) + ret = ath_ant_try_switch(&div_ant_conf, antcomb, alt_ratio, + alt_rssi_avg, main_rssi_avg, + curr_main_set, curr_alt_set); + if (ret) goto div_comb_done; } + if (!antcomb->scan && + (alt_rssi_avg < (main_rssi_avg + div_ant_conf.lna1_lna2_delta))) + goto div_comb_done; + if (!antcomb->scan_not_start) { - switch (curr_alt_set) { - case ATH_ANT_DIV_COMB_LNA2: - antcomb->rssi_lna2 = alt_rssi_avg; - antcomb->rssi_lna1 = main_rssi_avg; - antcomb->scan = true; - /* set to A+B */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; - break; - case ATH_ANT_DIV_COMB_LNA1: - antcomb->rssi_lna1 = alt_rssi_avg; - antcomb->rssi_lna2 = main_rssi_avg; - antcomb->scan = true; - /* set to A+B */ - div_ant_conf.main_lna_conf = ATH_ANT_DIV_COMB_LNA2; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; - break; - case ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2: - antcomb->rssi_add = alt_rssi_avg; - antcomb->scan = true; - /* set to A-B */ - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; - break; - case ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2: - antcomb->rssi_sub = alt_rssi_avg; - antcomb->scan = false; - if (antcomb->rssi_lna2 > - (antcomb->rssi_lna1 + - ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA)) { - /* use LNA2 as main LNA */ - if ((antcomb->rssi_add > antcomb->rssi_lna1) && - (antcomb->rssi_add > antcomb->rssi_sub)) { - /* set to A+B */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; - } else if (antcomb->rssi_sub > - antcomb->rssi_lna1) { - /* set to A-B */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; - } else { - /* set to LNA1 */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - } - } else { - /* use LNA1 as main LNA */ - if ((antcomb->rssi_add > antcomb->rssi_lna2) && - (antcomb->rssi_add > antcomb->rssi_sub)) { - /* set to A+B */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2; - } else if (antcomb->rssi_sub > - antcomb->rssi_lna1) { - /* set to A-B */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2; - } else { - /* set to LNA2 */ - div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; - div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; - } - } - break; - default: - break; - } + ath_ant_try_scan(antcomb, &div_ant_conf, curr_alt_set, + alt_rssi_avg, main_rssi_avg); } else { if (!antcomb->alt_good) { antcomb->scan_not_start = false; /* Set alt to another LNA */ if (curr_main_set == ATH_ANT_DIV_COMB_LNA2) { div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA2; + ATH_ANT_DIV_COMB_LNA2; div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA1; + ATH_ANT_DIV_COMB_LNA1; } else if (curr_main_set == ATH_ANT_DIV_COMB_LNA1) { div_ant_conf.main_lna_conf = - ATH_ANT_DIV_COMB_LNA1; + ATH_ANT_DIV_COMB_LNA1; div_ant_conf.alt_lna_conf = - ATH_ANT_DIV_COMB_LNA2; + ATH_ANT_DIV_COMB_LNA2; } goto div_comb_done; } + ath_select_ant_div_from_quick_scan(antcomb, &div_ant_conf, + main_rssi_avg, alt_rssi_avg, + alt_ratio); + antcomb->quick_scan_cnt++; } - ath_select_ant_div_from_quick_scan(antcomb, &div_ant_conf, - main_rssi_avg, alt_rssi_avg, - alt_ratio); - - antcomb->quick_scan_cnt++; - div_comb_done: ath_ant_div_conf_fast_divbias(&div_ant_conf, antcomb, alt_ratio); ath9k_hw_antdiv_comb_conf_set(sc->sc_ah, &div_ant_conf); + ath9k_debug_stat_ant(sc, &div_ant_conf, main_rssi_avg, alt_rssi_avg); antcomb->scan_start_time = jiffies; antcomb->total_pkt_count = 0; @@ -772,26 +847,3 @@ div_comb_done: antcomb->main_recv_cnt = 0; antcomb->alt_recv_cnt = 0; } - -void ath_ant_comb_update(struct ath_softc *sc) -{ - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ath_hw_antcomb_conf div_ant_conf; - u8 lna_conf; - - ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); - - if (sc->ant_rx == 1) - lna_conf = ATH_ANT_DIV_COMB_LNA1; - else - lna_conf = ATH_ANT_DIV_COMB_LNA2; - - div_ant_conf.main_lna_conf = lna_conf; - div_ant_conf.alt_lna_conf = lna_conf; - - ath9k_hw_antdiv_comb_conf_set(ah, &div_ant_conf); - - if (common->antenna_diversity) - ath9k_hw_antctrl_shared_chain_lnadiv(ah, true); -} diff --git a/drivers/net/wireless/ath/ath9k/ar5008_initvals.h b/drivers/net/wireless/ath/ath9k/ar5008_initvals.h index f81e7fc60a3..467ccfae2ce 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar5008_initvals.h @@ -466,7 +466,7 @@ static const u32 ar5416Bank0[][2] = { }; static const u32 ar5416BB_RfGain[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x00009a00, 0x00000000, 0x00000000}, {0x00009a04, 0x00000040, 0x00000040}, {0x00009a08, 0x00000080, 0x00000080}, @@ -546,12 +546,12 @@ static const u32 ar5416Bank2[][2] = { }; static const u32 ar5416Bank3[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x000098f0, 0x01400018, 0x01c00018}, }; static const u32 ar5416Bank6[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, @@ -588,7 +588,7 @@ static const u32 ar5416Bank6[][3] = { }; static const u32 ar5416Bank6TPC[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index 874186bfda4..00fb8badbac 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -18,6 +18,7 @@ #include "hw-ops.h" #include "../regd.h" #include "ar9002_phy.h" +#include "ar5008_initvals.h" /* All code below is for AR5008, AR9001, AR9002 */ @@ -25,10 +26,6 @@ static const int firstep_table[] = /* level: 0 1 2 3 4 5 6 7 8 */ { -4, -2, 0, 2, 4, 6, 8, 10, 12 }; /* lvl 0-8, default 2 */ -static const int cycpwrThr1_table[] = -/* level: 0 1 2 3 4 5 6 7 8 */ - { -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */ - /* * register values to turn OFDM weak signal detection OFF */ @@ -43,23 +40,16 @@ static const int m2ThreshLowExt_off = 127; static const int m1ThreshExt_off = 127; static const int m2ThreshExt_off = 127; +static const struct ar5416IniArray bank0 = STATIC_INI_ARRAY(ar5416Bank0); +static const struct ar5416IniArray bank1 = STATIC_INI_ARRAY(ar5416Bank1); +static const struct ar5416IniArray bank2 = STATIC_INI_ARRAY(ar5416Bank2); +static const struct ar5416IniArray bank3 = STATIC_INI_ARRAY(ar5416Bank3); +static const struct ar5416IniArray bank7 = STATIC_INI_ARRAY(ar5416Bank7); -static void ar5008_rf_bank_setup(u32 *bank, struct ar5416IniArray *array, - int col) -{ - int i; - - for (i = 0; i < array->ia_rows; i++) - bank[i] = INI_RA(array, i, col); -} - - -#define REG_WRITE_RF_ARRAY(iniarray, regData, regWr) \ - ar5008_write_rf_array(ah, iniarray, regData, &(regWr)) - -static void ar5008_write_rf_array(struct ath_hw *ah, struct ar5416IniArray *array, - u32 *data, unsigned int *writecnt) +static void ar5008_write_bank6(struct ath_hw *ah, unsigned int *writecnt) { + struct ar5416IniArray *array = &ah->iniBank6; + u32 *data = ah->analogBank6Data; int r; ENABLE_REGWRITE_BUFFER(ah); @@ -165,7 +155,7 @@ static void ar5008_hw_force_bias(struct ath_hw *ah, u16 synth_freq) ar5008_hw_phy_modify_rx_buffer(ah->analogBank6Data, tmp_reg, 3, 181, 3); /* write Bank 6 with new params */ - REG_WRITE_RF_ARRAY(&ah->iniBank6, ah->analogBank6Data, reg_writes); + ar5008_write_bank6(ah, ®_writes); } /** @@ -469,58 +459,19 @@ static void ar5008_hw_spur_mitigate(struct ath_hw *ah, */ static int ar5008_hw_rf_alloc_ext_banks(struct ath_hw *ah) { -#define ATH_ALLOC_BANK(bank, size) do { \ - bank = kzalloc((sizeof(u32) * size), GFP_KERNEL); \ - if (!bank) { \ - ath_err(common, "Cannot allocate RF banks\n"); \ - return -ENOMEM; \ - } \ - } while (0); - - struct ath_common *common = ath9k_hw_common(ah); + int size = ah->iniBank6.ia_rows * sizeof(u32); - BUG_ON(AR_SREV_9280_20_OR_LATER(ah)); + if (AR_SREV_9280_20_OR_LATER(ah)) + return 0; - ATH_ALLOC_BANK(ah->analogBank0Data, ah->iniBank0.ia_rows); - ATH_ALLOC_BANK(ah->analogBank1Data, ah->iniBank1.ia_rows); - ATH_ALLOC_BANK(ah->analogBank2Data, ah->iniBank2.ia_rows); - ATH_ALLOC_BANK(ah->analogBank3Data, ah->iniBank3.ia_rows); - ATH_ALLOC_BANK(ah->analogBank6Data, ah->iniBank6.ia_rows); - ATH_ALLOC_BANK(ah->analogBank6TPCData, ah->iniBank6TPC.ia_rows); - ATH_ALLOC_BANK(ah->analogBank7Data, ah->iniBank7.ia_rows); - ATH_ALLOC_BANK(ah->bank6Temp, ah->iniBank6.ia_rows); + ah->analogBank6Data = devm_kzalloc(ah->dev, size, GFP_KERNEL); + if (!ah->analogBank6Data) + return -ENOMEM; return 0; -#undef ATH_ALLOC_BANK } -/** - * ar5008_hw_rf_free_ext_banks - Free memory for analog bank scratch buffers - * @ah: atheros hardware struture - * For the external AR2133/AR5133 radios banks. - */ -static void ar5008_hw_rf_free_ext_banks(struct ath_hw *ah) -{ -#define ATH_FREE_BANK(bank) do { \ - kfree(bank); \ - bank = NULL; \ - } while (0); - - BUG_ON(AR_SREV_9280_20_OR_LATER(ah)); - - ATH_FREE_BANK(ah->analogBank0Data); - ATH_FREE_BANK(ah->analogBank1Data); - ATH_FREE_BANK(ah->analogBank2Data); - ATH_FREE_BANK(ah->analogBank3Data); - ATH_FREE_BANK(ah->analogBank6Data); - ATH_FREE_BANK(ah->analogBank6TPCData); - ATH_FREE_BANK(ah->analogBank7Data); - ATH_FREE_BANK(ah->bank6Temp); - -#undef ATH_FREE_BANK -} - /* * * ar5008_hw_set_rf_regs - programs rf registers based on EEPROM * @ah: atheros hardware structure @@ -541,6 +492,7 @@ static bool ar5008_hw_set_rf_regs(struct ath_hw *ah, u32 ob5GHz = 0, db5GHz = 0; u32 ob2GHz = 0, db2GHz = 0; int regWrites = 0; + int i; /* * Software does not need to program bank data @@ -553,25 +505,8 @@ static bool ar5008_hw_set_rf_regs(struct ath_hw *ah, /* Setup rf parameters */ eepMinorRev = ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV); - /* Setup Bank 0 Write */ - ar5008_rf_bank_setup(ah->analogBank0Data, &ah->iniBank0, 1); - - /* Setup Bank 1 Write */ - ar5008_rf_bank_setup(ah->analogBank1Data, &ah->iniBank1, 1); - - /* Setup Bank 2 Write */ - ar5008_rf_bank_setup(ah->analogBank2Data, &ah->iniBank2, 1); - - /* Setup Bank 6 Write */ - ar5008_rf_bank_setup(ah->analogBank3Data, &ah->iniBank3, - modesIndex); - { - int i; - for (i = 0; i < ah->iniBank6TPC.ia_rows; i++) { - ah->analogBank6Data[i] = - INI_RA(&ah->iniBank6TPC, i, modesIndex); - } - } + for (i = 0; i < ah->iniBank6.ia_rows; i++) + ah->analogBank6Data[i] = INI_RA(&ah->iniBank6, i, modesIndex); /* Only the 5 or 2 GHz OB/DB need to be set for a mode */ if (eepMinorRev >= 2) { @@ -592,22 +527,13 @@ static bool ar5008_hw_set_rf_regs(struct ath_hw *ah, } } - /* Setup Bank 7 Setup */ - ar5008_rf_bank_setup(ah->analogBank7Data, &ah->iniBank7, 1); - /* Write Analog registers */ - REG_WRITE_RF_ARRAY(&ah->iniBank0, ah->analogBank0Data, - regWrites); - REG_WRITE_RF_ARRAY(&ah->iniBank1, ah->analogBank1Data, - regWrites); - REG_WRITE_RF_ARRAY(&ah->iniBank2, ah->analogBank2Data, - regWrites); - REG_WRITE_RF_ARRAY(&ah->iniBank3, ah->analogBank3Data, - regWrites); - REG_WRITE_RF_ARRAY(&ah->iniBank6TPC, ah->analogBank6Data, - regWrites); - REG_WRITE_RF_ARRAY(&ah->iniBank7, ah->analogBank7Data, - regWrites); + REG_WRITE_ARRAY(&bank0, 1, regWrites); + REG_WRITE_ARRAY(&bank1, 1, regWrites); + REG_WRITE_ARRAY(&bank2, 1, regWrites); + REG_WRITE_ARRAY(&bank3, modesIndex, regWrites); + ar5008_write_bank6(ah, ®Writes); + REG_WRITE_ARRAY(&bank7, 1, regWrites); return true; } @@ -680,7 +606,15 @@ static void ar5008_hw_override_ini(struct ath_hw *ah, REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); if (AR_SREV_9280_20_OR_LATER(ah)) { - val = REG_READ(ah, AR_PCU_MISC_MODE2); + /* + * For AR9280 and above, there is a new feature that allows + * Multicast search based on both MAC Address and Key ID. + * By default, this feature is enabled. But since the driver + * is not using this feature, we switch it off; otherwise + * multicast search based on MAC addr only will fail. + */ + val = REG_READ(ah, AR_PCU_MISC_MODE2) & + (~AR_ADHOC_MCAST_KEYID_ENABLE); if (!AR_SREV_9271(ah)) val &= ~AR_PCU_MISC_MODE2_HWWAR1; @@ -688,12 +622,11 @@ static void ar5008_hw_override_ini(struct ath_hw *ah, if (AR_SREV_9287_11_OR_LATER(ah)) val = val & (~AR_PCU_MISC_MODE2_HWWAR2); + val |= AR_PCU_MISC_MODE2_CFP_IGNORE; + REG_WRITE(ah, AR_PCU_MISC_MODE2, val); } - REG_SET_BIT(ah, AR_PHY_CCK_DETECT, - AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); - if (AR_SREV_9280_20_OR_LATER(ah)) return; /* @@ -729,14 +662,13 @@ static void ar5008_hw_set_channel_regs(struct ath_hw *ah, if (IS_CHAN_HT40(chan)) { phymode |= AR_PHY_FC_DYN2040_EN; - if ((chan->chanmode == CHANNEL_A_HT40PLUS) || - (chan->chanmode == CHANNEL_G_HT40PLUS)) + if (IS_CHAN_HT40PLUS(chan)) phymode |= AR_PHY_FC_DYN2040_PRI_CH; } REG_WRITE(ah, AR_PHY_TURBO, phymode); - ath9k_hw_set11nmac2040(ah); + ath9k_hw_set11nmac2040(ah, chan); ENABLE_REGWRITE_BUFFER(ah); @@ -754,31 +686,12 @@ static int ar5008_hw_process_ini(struct ath_hw *ah, int i, regWrites = 0; u32 modesIndex, freqIndex; - switch (chan->chanmode) { - case CHANNEL_A: - case CHANNEL_A_HT20: - modesIndex = 1; - freqIndex = 1; - break; - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - modesIndex = 2; + if (IS_CHAN_5GHZ(chan)) { freqIndex = 1; - break; - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_B: - modesIndex = 4; - freqIndex = 2; - break; - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - modesIndex = 3; + modesIndex = IS_CHAN_HT40(chan) ? 2 : 1; + } else { freqIndex = 2; - break; - - default: - return -EINVAL; + modesIndex = IS_CHAN_HT40(chan) ? 3 : 4; } /* @@ -877,8 +790,10 @@ static void ar5008_hw_set_rfmode(struct ath_hw *ah, struct ath9k_channel *chan) if (chan == NULL) return; - rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan)) - ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; + if (IS_CHAN_2GHZ(chan)) + rfMode |= AR_PHY_MODE_DYNAMIC; + else + rfMode |= AR_PHY_MODE_OFDM; if (!AR_SREV_9280_20_OR_LATER(ah)) rfMode |= (IS_CHAN_5GHZ(chan)) ? @@ -1001,8 +916,8 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; - struct ar5416AniState *aniState = &chan->ani; - s32 value, value2; + struct ar5416AniState *aniState = &ah->ani; + s32 value; switch (cmd & ah->ani_function) { case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{ @@ -1089,42 +1004,9 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, case ATH9K_ANI_FIRSTEP_LEVEL:{ u32 level = param; - if (level >= ARRAY_SIZE(firstep_table)) { - ath_dbg(common, ANI, - "ATH9K_ANI_FIRSTEP_LEVEL: level out of range (%u > %zu)\n", - level, ARRAY_SIZE(firstep_table)); - return false; - } - - /* - * make register setting relative to default - * from INI file & cap value - */ - value = firstep_table[level] - - firstep_table[ATH9K_ANI_FIRSTEP_LVL] + - aniState->iniDef.firstep; - if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN) - value = ATH9K_SIG_FIRSTEP_SETTING_MIN; - if (value > ATH9K_SIG_FIRSTEP_SETTING_MAX) - value = ATH9K_SIG_FIRSTEP_SETTING_MAX; + value = level; REG_RMW_FIELD(ah, AR_PHY_FIND_SIG, - AR_PHY_FIND_SIG_FIRSTEP, - value); - /* - * we need to set first step low register too - * make register setting relative to default - * from INI file & cap value - */ - value2 = firstep_table[level] - - firstep_table[ATH9K_ANI_FIRSTEP_LVL] + - aniState->iniDef.firstepLow; - if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN) - value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN; - if (value2 > ATH9K_SIG_FIRSTEP_SETTING_MAX) - value2 = ATH9K_SIG_FIRSTEP_SETTING_MAX; - - REG_RMW_FIELD(ah, AR_PHY_FIND_SIG_LOW, - AR_PHY_FIND_SIG_FIRSTEP_LOW, value2); + AR_PHY_FIND_SIG_FIRSTEP, value); if (level != aniState->firstepLevel) { ath_dbg(common, ANI, @@ -1141,7 +1023,7 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, aniState->firstepLevel, level, ATH9K_ANI_FIRSTEP_LVL, - value2, + value, aniState->iniDef.firstepLow); if (level > aniState->firstepLevel) ah->stats.ast_ani_stepup++; @@ -1154,41 +1036,13 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{ u32 level = param; - if (level >= ARRAY_SIZE(cycpwrThr1_table)) { - ath_dbg(common, ANI, - "ATH9K_ANI_SPUR_IMMUNITY_LEVEL: level out of range (%u > %zu)\n", - level, ARRAY_SIZE(cycpwrThr1_table)); - return false; - } - /* - * make register setting relative to default - * from INI file & cap value - */ - value = cycpwrThr1_table[level] - - cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] + - aniState->iniDef.cycpwrThr1; - if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN) - value = ATH9K_SIG_SPUR_IMM_SETTING_MIN; - if (value > ATH9K_SIG_SPUR_IMM_SETTING_MAX) - value = ATH9K_SIG_SPUR_IMM_SETTING_MAX; + value = (level + 1) * 2; REG_RMW_FIELD(ah, AR_PHY_TIMING5, - AR_PHY_TIMING5_CYCPWR_THR1, - value); + AR_PHY_TIMING5_CYCPWR_THR1, value); - /* - * set AR_PHY_EXT_CCA for extension channel - * make register setting relative to default - * from INI file & cap value - */ - value2 = cycpwrThr1_table[level] - - cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] + - aniState->iniDef.cycpwrThr1Ext; - if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN) - value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN; - if (value2 > ATH9K_SIG_SPUR_IMM_SETTING_MAX) - value2 = ATH9K_SIG_SPUR_IMM_SETTING_MAX; - REG_RMW_FIELD(ah, AR_PHY_EXT_CCA, - AR_PHY_EXT_TIMING5_CYCPWR_THR1, value2); + if (IS_CHAN_HT40(ah->curchan)) + REG_RMW_FIELD(ah, AR_PHY_EXT_CCA, + AR_PHY_EXT_TIMING5_CYCPWR_THR1, value); if (level != aniState->spurImmunityLevel) { ath_dbg(common, ANI, @@ -1205,7 +1059,7 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, aniState->spurImmunityLevel, level, ATH9K_ANI_SPUR_IMMUNE_LVL, - value2, + value, aniState->iniDef.cycpwrThr1Ext); if (level > aniState->spurImmunityLevel) ah->stats.ast_ani_spurup++; @@ -1222,8 +1076,6 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, */ WARN_ON(1); break; - case ATH9K_ANI_PRESENT: - break; default: ath_dbg(common, ANI, "invalid cmd %u\n", cmd); return false; @@ -1277,18 +1129,17 @@ static void ar5008_hw_ani_cache_ini_regs(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; - struct ar5416AniState *aniState = &chan->ani; + struct ar5416AniState *aniState = &ah->ani; struct ath9k_ani_default *iniDef; u32 val; iniDef = &aniState->iniDef; - ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz/0x%x\n", + ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz\n", ah->hw_version.macVersion, ah->hw_version.macRev, ah->opmode, - chan->channel, - chan->channelFlags); + chan->channel); val = REG_READ(ah, AR_PHY_SFCORR); iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH); @@ -1321,7 +1172,7 @@ static void ar5008_hw_ani_cache_ini_regs(struct ath_hw *ah) /* these levels just got reset to defaults by the INI */ aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL; aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL; - aniState->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG; + aniState->ofdmWeakSigDetect = true; aniState->mrcCCK = false; /* not available on pre AR9003 */ } @@ -1380,7 +1231,7 @@ static void ar5008_hw_set_radar_conf(struct ath_hw *ah) conf->radar_inband = 8; } -void ar5008_hw_attach_phy_ops(struct ath_hw *ah) +int ar5008_hw_attach_phy_ops(struct ath_hw *ah) { struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); static const u32 ar5416_cca_regs[6] = { @@ -1391,12 +1242,15 @@ void ar5008_hw_attach_phy_ops(struct ath_hw *ah) AR_PHY_CH1_EXT_CCA, AR_PHY_CH2_EXT_CCA }; + int ret; + + ret = ar5008_hw_rf_alloc_ext_banks(ah); + if (ret) + return ret; priv_ops->rf_set_freq = ar5008_hw_set_channel; priv_ops->spur_mitigate_freq = ar5008_hw_spur_mitigate; - priv_ops->rf_alloc_ext_banks = ar5008_hw_rf_alloc_ext_banks; - priv_ops->rf_free_ext_banks = ar5008_hw_rf_free_ext_banks; priv_ops->set_rf_regs = ar5008_hw_set_rf_regs; priv_ops->set_channel_regs = ar5008_hw_set_channel_regs; priv_ops->init_bb = ar5008_hw_init_bb; @@ -1421,4 +1275,5 @@ void ar5008_hw_attach_phy_ops(struct ath_hw *ah) ar5008_hw_set_nf_limits(ah); ar5008_hw_set_radar_conf(ah); memcpy(ah->nf_regs, ar5416_cca_regs, sizeof(ah->nf_regs)); + return 0; } diff --git a/drivers/net/wireless/ath/ath9k/ar9001_initvals.h b/drivers/net/wireless/ath/ath9k/ar9001_initvals.h index ea4a230997a..59524e1d467 100644 --- a/drivers/net/wireless/ath/ath9k/ar9001_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9001_initvals.h @@ -460,7 +460,7 @@ static const u32 ar5416Common_9100[][2] = { }; static const u32 ar5416Bank6_9100[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, @@ -497,7 +497,7 @@ static const u32 ar5416Bank6_9100[][3] = { }; static const u32 ar5416Bank6TPC_9100[][3] = { - /* Addr 5G_HT20 5G_HT40 */ + /* Addr 5G 2G */ {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, {0x0000989c, 0x00000000, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index c55e5bbafc4..cdc74005650 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -33,15 +33,12 @@ static bool ar9002_hw_is_cal_supported(struct ath_hw *ah, bool supported = false; switch (ah->supp_cals & cal_type) { case IQ_MISMATCH_CAL: - /* Run IQ Mismatch for non-CCK only */ - if (!IS_CHAN_B(chan)) - supported = true; + supported = true; break; case ADC_GAIN_CAL: case ADC_DC_CAL: /* Run ADC Gain Cal for non-CCK & non 2GHz-HT20 only */ - if (!IS_CHAN_B(chan) && - !((IS_CHAN_2GHZ(chan) || IS_CHAN_A_FAST_CLOCK(ah, chan)) && + if (!((IS_CHAN_2GHZ(chan) || IS_CHAN_A_FAST_CLOCK(ah, chan)) && IS_CHAN_HT20(chan))) supported = true; break; @@ -671,7 +668,7 @@ static bool ar9002_hw_calibrate(struct ath_hw *ah, nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); if (ah->caldata) - nfcal_pending = ah->caldata->nfcal_pending; + nfcal_pending = test_bit(NFCAL_PENDING, &ah->caldata->cal_flags); if (currCal && !nfcal && (currCal->calState == CAL_RUNNING || @@ -731,7 +728,8 @@ static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan) if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { ath_dbg(common, CALIBRATE, - "offset calibration failed to complete in 1ms; noisy environment?\n"); + "offset calibration failed to complete in %d ms; noisy environment?\n", + AH_WAIT_TIMEOUT / 1000); return false; } REG_CLR_BIT(ah, AR_PHY_TURBO, AR_PHY_FC_DYN2040_EN); @@ -745,7 +743,8 @@ static bool ar9285_hw_cl_cal(struct ath_hw *ah, struct ath9k_channel *chan) if (!ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { ath_dbg(common, CALIBRATE, - "offset calibration failed to complete in 1ms; noisy environment?\n"); + "offset calibration failed to complete in %d ms; noisy environment?\n", + AH_WAIT_TIMEOUT / 1000); return false; } @@ -841,7 +840,8 @@ static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT)) { ath_dbg(common, CALIBRATE, - "offset calibration failed to complete in 1ms; noisy environment?\n"); + "offset calibration failed to complete in %d ms; noisy environment?\n", + AH_WAIT_TIMEOUT / 1000); return false; } @@ -858,7 +858,7 @@ static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) ar9002_hw_pa_cal(ah, true); if (ah->caldata) - ah->caldata->nfcal_pending = true; + set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c index 648da3e885e..d480d2f3e18 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c @@ -23,25 +23,17 @@ /* General hardware code for the A5008/AR9001/AR9002 hadware families */ -static void ar9002_hw_init_mode_regs(struct ath_hw *ah) +static int ar9002_hw_init_mode_regs(struct ath_hw *ah) { if (AR_SREV_9271(ah)) { INIT_INI_ARRAY(&ah->iniModes, ar9271Modes_9271); INIT_INI_ARRAY(&ah->iniCommon, ar9271Common_9271); INIT_INI_ARRAY(&ah->iniModes_9271_ANI_reg, ar9271Modes_9271_ANI_reg); - return; + return 0; } - if (ah->config.pcie_clock_req) - INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9280PciePhy_clkreq_off_L1_9280); - else - INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9280PciePhy_clkreq_always_on_L1_9280); -#ifdef CONFIG_PM_SLEEP - INIT_INI_ARRAY(&ah->iniPcieSerdesWow, - ar9280PciePhy_awow); -#endif + INIT_INI_ARRAY(&ah->iniPcieSerdes, + ar9280PciePhy_clkreq_always_on_L1_9280); if (AR_SREV_9287_11_OR_LATER(ah)) { INIT_INI_ARRAY(&ah->iniModes, ar9287Modes_9287_1_1); @@ -67,12 +59,10 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah) } else if (AR_SREV_9100_OR_LATER(ah)) { INIT_INI_ARRAY(&ah->iniModes, ar5416Modes_9100); INIT_INI_ARRAY(&ah->iniCommon, ar5416Common_9100); - INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6_9100); INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac_9100); } else { INIT_INI_ARRAY(&ah->iniModes, ar5416Modes); INIT_INI_ARRAY(&ah->iniCommon, ar5416Common); - INIT_INI_ARRAY(&ah->iniBank6TPC, ar5416Bank6TPC); INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac); } @@ -80,20 +70,11 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah) /* Common for AR5416, AR913x, AR9160 */ INIT_INI_ARRAY(&ah->iniBB_RfGain, ar5416BB_RfGain); - INIT_INI_ARRAY(&ah->iniBank0, ar5416Bank0); - INIT_INI_ARRAY(&ah->iniBank1, ar5416Bank1); - INIT_INI_ARRAY(&ah->iniBank2, ar5416Bank2); - INIT_INI_ARRAY(&ah->iniBank3, ar5416Bank3); - INIT_INI_ARRAY(&ah->iniBank7, ar5416Bank7); - - /* Common for AR5416, AR9160 */ - if (!AR_SREV_9100(ah)) - INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6); - /* Common for AR913x, AR9160 */ if (!AR_SREV_5416(ah)) - INIT_INI_ARRAY(&ah->iniBank6TPC, - ar5416Bank6TPC_9100); + INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6TPC_9100); + else + INIT_INI_ARRAY(&ah->iniBank6, ar5416Bank6TPC); } /* iniAddac needs to be modified for these chips */ @@ -102,9 +83,9 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah) u32 size = sizeof(u32) * addac->ia_rows * addac->ia_columns; u32 *data; - data = kmalloc(size, GFP_KERNEL); + data = devm_kzalloc(ah->dev, size, GFP_KERNEL); if (!data) - return; + return -ENOMEM; memcpy(data, addac->ia_array, size); addac->ia_array = data; @@ -120,6 +101,7 @@ static void ar9002_hw_init_mode_regs(struct ath_hw *ah) INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9287Common_japan_2484_cck_fir_coeff_9287_1_1); } + return 0; } static void ar9280_20_hw_init_rxgain_ini(struct ath_hw *ah) @@ -283,13 +265,12 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah, if (ah->config.pcie_waen & AR_WA_D3_L1_DISABLE) val |= AR_WA_D3_L1_DISABLE; } else { - if (((AR_SREV_9285(ah) || - AR_SREV_9271(ah) || - AR_SREV_9287(ah)) && - (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE)) || - (AR_SREV_9280(ah) && - (AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE))) { - val |= AR_WA_D3_L1_DISABLE; + if (AR_SREV_9285(ah) || AR_SREV_9271(ah) || AR_SREV_9287(ah)) { + if (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE) + val |= AR_WA_D3_L1_DISABLE; + } else if (AR_SREV_9280(ah)) { + if (AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE) + val |= AR_WA_D3_L1_DISABLE; } } @@ -311,24 +292,18 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah, } else { if (ah->config.pcie_waen) { val = ah->config.pcie_waen; - if (!power_off) - val &= (~AR_WA_D3_L1_DISABLE); + val &= (~AR_WA_D3_L1_DISABLE); } else { - if (AR_SREV_9285(ah) || - AR_SREV_9271(ah) || - AR_SREV_9287(ah)) { + if (AR_SREV_9285(ah) || AR_SREV_9271(ah) || AR_SREV_9287(ah)) { val = AR9285_WA_DEFAULT; - if (!power_off) - val &= (~AR_WA_D3_L1_DISABLE); - } - else if (AR_SREV_9280(ah)) { + val &= (~AR_WA_D3_L1_DISABLE); + } else if (AR_SREV_9280(ah)) { /* * For AR9280 chips, bit 22 of 0x4004 * needs to be set. */ val = AR9280_WA_DEFAULT; - if (!power_off) - val &= (~AR_WA_D3_L1_DISABLE); + val &= (~AR_WA_D3_L1_DISABLE); } else { val = AR_WA_DEFAULT; } @@ -408,23 +383,46 @@ void ar9002_hw_enable_async_fifo(struct ath_hw *ah) } } +static void ar9002_hw_init_hang_checks(struct ath_hw *ah) +{ + if (AR_SREV_9100(ah) || AR_SREV_9160(ah)) { + ah->config.hw_hang_checks |= HW_BB_RIFS_HANG; + ah->config.hw_hang_checks |= HW_BB_DFS_HANG; + } + + if (AR_SREV_9280(ah)) + ah->config.hw_hang_checks |= HW_BB_RX_CLEAR_STUCK_HANG; + + if (AR_SREV_5416(ah) || AR_SREV_9100(ah) || AR_SREV_9160(ah)) + ah->config.hw_hang_checks |= HW_MAC_HANG; +} + /* Sets up the AR5008/AR9001/AR9002 hardware familiy callbacks */ -void ar9002_hw_attach_ops(struct ath_hw *ah) +int ar9002_hw_attach_ops(struct ath_hw *ah) { struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); struct ath_hw_ops *ops = ath9k_hw_ops(ah); + int ret; + + ret = ar9002_hw_init_mode_regs(ah); + if (ret) + return ret; - priv_ops->init_mode_regs = ar9002_hw_init_mode_regs; priv_ops->init_mode_gain_regs = ar9002_hw_init_mode_gain_regs; + priv_ops->init_hang_checks = ar9002_hw_init_hang_checks; ops->config_pci_powersave = ar9002_hw_configpcipowersave; - ar5008_hw_attach_phy_ops(ah); + ret = ar5008_hw_attach_phy_ops(ah); + if (ret) + return ret; + if (AR_SREV_9280_20_OR_LATER(ah)) ar9002_hw_attach_phy_ops(ah); ar9002_hw_attach_calib_ops(ah); ar9002_hw_attach_mac_ops(ah); + return 0; } void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan) @@ -432,28 +430,10 @@ void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan) u32 modesIndex; int i; - switch (chan->chanmode) { - case CHANNEL_A: - case CHANNEL_A_HT20: - modesIndex = 1; - break; - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - modesIndex = 2; - break; - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_B: - modesIndex = 4; - break; - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - modesIndex = 3; - break; - - default: - return; - } + if (IS_CHAN_5GHZ(chan)) + modesIndex = IS_CHAN_HT40(chan) ? 2 : 1; + else + modesIndex = IS_CHAN_HT40(chan) ? 3 : 4; ENABLE_REGWRITE_BUFFER(ah); diff --git a/drivers/net/wireless/ath/ath9k/ar9002_initvals.h b/drivers/net/wireless/ath/ath9k/ar9002_initvals.h index beb6162cf97..4d18c66a679 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9002_initvals.h @@ -925,20 +925,6 @@ static const u32 ar9280PciePhy_clkreq_always_on_L1_9280[][2] = { {0x00004044, 0x00000000}, }; -static const u32 ar9280PciePhy_awow[][2] = { - /* Addr allmodes */ - {0x00004040, 0x9248fd00}, - {0x00004040, 0x24924924}, - {0x00004040, 0xa8000019}, - {0x00004040, 0x13160820}, - {0x00004040, 0xe5980560}, - {0x00004040, 0xc01dcffd}, - {0x00004040, 0x1aaabe41}, - {0x00004040, 0xbe105554}, - {0x00004040, 0x00043007}, - {0x00004044, 0x00000000}, -}; - static const u32 ar9285Modes_9285_1_2[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160}, diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c index 8d78253c26c..741b38ddcb3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c @@ -29,7 +29,8 @@ static void ar9002_hw_set_desc_link(void *ds, u32 ds_link) ((struct ath_desc*) ds)->ds_link = ds_link; } -static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) +static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked, + u32 *sync_cause_p) { u32 isr = 0; u32 mask2 = 0; @@ -76,9 +77,16 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) mask2 |= ATH9K_INT_CST; if (isr2 & AR_ISR_S2_TSFOOR) mask2 |= ATH9K_INT_TSFOOR; + + if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) { + REG_WRITE(ah, AR_ISR_S2, isr2); + isr &= ~AR_ISR_BCNMISC; + } } - isr = REG_READ(ah, AR_ISR_RAC); + if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED) + isr = REG_READ(ah, AR_ISR_RAC); + if (isr == 0xffffffff) { *masked = 0; return false; @@ -97,11 +105,23 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) *masked |= ATH9K_INT_TX; - s0_s = REG_READ(ah, AR_ISR_S0_S); + if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED) { + s0_s = REG_READ(ah, AR_ISR_S0_S); + s1_s = REG_READ(ah, AR_ISR_S1_S); + } else { + s0_s = REG_READ(ah, AR_ISR_S0); + REG_WRITE(ah, AR_ISR_S0, s0_s); + s1_s = REG_READ(ah, AR_ISR_S1); + REG_WRITE(ah, AR_ISR_S1, s1_s); + + isr &= ~(AR_ISR_TXOK | + AR_ISR_TXDESC | + AR_ISR_TXERR | + AR_ISR_TXEOL); + } + ah->intr_txqs |= MS(s0_s, AR_ISR_S0_QCU_TXOK); ah->intr_txqs |= MS(s0_s, AR_ISR_S0_QCU_TXDESC); - - s1_s = REG_READ(ah, AR_ISR_S1_S); ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXERR); ah->intr_txqs |= MS(s1_s, AR_ISR_S1_QCU_TXEOL); } @@ -114,13 +134,15 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) *masked |= mask2; } - if (AR_SREV_9100(ah)) - return true; - - if (isr & AR_ISR_GENTMR) { + if (!AR_SREV_9100(ah) && (isr & AR_ISR_GENTMR)) { u32 s5_s; - s5_s = REG_READ(ah, AR_ISR_S5_S); + if (pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED) { + s5_s = REG_READ(ah, AR_ISR_S5_S); + } else { + s5_s = REG_READ(ah, AR_ISR_S5); + } + ah->intr_gen_timer_trigger = MS(s5_s, AR_ISR_S5_GENTIMER_TRIG); @@ -133,10 +155,24 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) if ((s5_s & AR_ISR_S5_TIM_TIMER) && !(pCap->hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) *masked |= ATH9K_INT_TIM_TIMER; + + if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) { + REG_WRITE(ah, AR_ISR_S5, s5_s); + isr &= ~AR_ISR_GENTMR; + } } + if (!(pCap->hw_caps & ATH9K_HW_CAP_RAC_SUPPORTED)) { + REG_WRITE(ah, AR_ISR, isr); + REG_READ(ah, AR_ISR); + } + + if (AR_SREV_9100(ah)) + return true; + if (sync_cause) { - ath9k_debug_sync_cause(common, sync_cause); + if (sync_cause_p) + *sync_cause_p = sync_cause; fatal_int = (sync_cause & (AR_INTR_SYNC_HOST1_FATAL | AR_INTR_SYNC_HOST1_PERR)) diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index 846dd7974eb..9a2afa2c690 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -201,7 +201,6 @@ static void ar9002_hw_spur_mitigate(struct ath_hw *ah, ath9k_hw_get_channel_centers(ah, chan, ¢ers); freq = centers.synth_center; - ah->config.spurmode = SPUR_ENABLE_EEPROM; for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { cur_bb_spur = ah->eep_ops->get_spur_channel(ah, i, is2GHz); @@ -485,7 +484,7 @@ static void ar9002_hw_do_getnf(struct ath_hw *ah, if (IS_CHAN_HT40(ah->curchan)) nfarray[3] = sign_extend32(nf, 8); - if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) + if (!(ah->rxchainmask & BIT(1))) return; nf = MS(REG_READ(ah, AR_PHY_CH1_CCA), AR9280_PHY_CH1_MINCCA_PWR); @@ -532,6 +531,7 @@ static void ar9002_hw_antdiv_comb_conf_get(struct ath_hw *ah, AR_PHY_9285_ANT_DIV_ALT_LNACONF_S; antconf->fast_div_bias = (regval & AR_PHY_9285_FAST_DIV_BIAS) >> AR_PHY_9285_FAST_DIV_BIAS_S; + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -3; antconf->div_group = 0; } @@ -555,14 +555,156 @@ static void ar9002_hw_antdiv_comb_conf_set(struct ath_hw *ah, REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regval); } +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + +static void ar9002_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) +{ + struct ath_btcoex_hw *btcoex = &ah->btcoex_hw; + u8 antdiv_ctrl1, antdiv_ctrl2; + u32 regval; + + if (enable) { + antdiv_ctrl1 = ATH_BT_COEX_ANTDIV_CONTROL1_ENABLE; + antdiv_ctrl2 = ATH_BT_COEX_ANTDIV_CONTROL2_ENABLE; + + /* + * Don't disable BT ant to allow BB to control SWCOM. + */ + btcoex->bt_coex_mode2 &= (~(AR_BT_DISABLE_BT_ANT)); + REG_WRITE(ah, AR_BT_COEX_MODE2, btcoex->bt_coex_mode2); + + REG_WRITE(ah, AR_PHY_SWITCH_COM, ATH_BT_COEX_ANT_DIV_SWITCH_COM); + REG_RMW(ah, AR_PHY_SWITCH_CHAIN_0, 0, 0xf0000000); + } else { + /* + * Disable antenna diversity, use LNA1 only. + */ + antdiv_ctrl1 = ATH_BT_COEX_ANTDIV_CONTROL1_FIXED_A; + antdiv_ctrl2 = ATH_BT_COEX_ANTDIV_CONTROL2_FIXED_A; + + /* + * Disable BT Ant. to allow concurrent BT and WLAN receive. + */ + btcoex->bt_coex_mode2 |= AR_BT_DISABLE_BT_ANT; + REG_WRITE(ah, AR_BT_COEX_MODE2, btcoex->bt_coex_mode2); + + /* + * Program SWCOM table to make sure RF switch always parks + * at BT side. + */ + REG_WRITE(ah, AR_PHY_SWITCH_COM, 0); + REG_RMW(ah, AR_PHY_SWITCH_CHAIN_0, 0, 0xf0000000); + } + + regval = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL); + regval &= (~(AR_PHY_9285_ANT_DIV_CTL_ALL)); + /* + * Clear ant_fast_div_bias [14:9] since for WB195, + * the main LNA is always LNA1. + */ + regval &= (~(AR_PHY_9285_FAST_DIV_BIAS)); + regval |= SM(antdiv_ctrl1, AR_PHY_9285_ANT_DIV_CTL); + regval |= SM(antdiv_ctrl2, AR_PHY_9285_ANT_DIV_ALT_LNACONF); + regval |= SM((antdiv_ctrl2 >> 2), AR_PHY_9285_ANT_DIV_MAIN_LNACONF); + regval |= SM((antdiv_ctrl1 >> 1), AR_PHY_9285_ANT_DIV_ALT_GAINTB); + regval |= SM((antdiv_ctrl1 >> 2), AR_PHY_9285_ANT_DIV_MAIN_GAINTB); + REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regval); + + regval = REG_READ(ah, AR_PHY_CCK_DETECT); + regval &= (~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); + regval |= SM((antdiv_ctrl1 >> 3), AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); + REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); +} + +#endif + +static void ar9002_hw_spectral_scan_config(struct ath_hw *ah, + struct ath_spec_scan *param) +{ + u8 count; + + if (!param->enabled) { + REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ENABLE); + return; + } + REG_SET_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_FFT_ENA); + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, AR_PHY_SPECTRAL_SCAN_ENABLE); + + if (param->short_repeat) + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT); + else + REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT); + + /* on AR92xx, the highest bit of count will make the the chip send + * spectral samples endlessly. Check if this really was intended, + * and fix otherwise. + */ + count = param->count; + if (param->endless) + count = 0x80; + else if (count & 0x80) + count = 0x7f; + + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_COUNT, count); + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_PERIOD, param->period); + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_FFT_PERIOD, param->fft_period); + + return; +} + +static void ar9002_hw_spectral_scan_trigger(struct ath_hw *ah) +{ + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, AR_PHY_SPECTRAL_SCAN_ENABLE); + /* Activate spectral scan */ + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ACTIVE); +} + +static void ar9002_hw_spectral_scan_wait(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + + /* Poll for spectral scan complete */ + if (!ath9k_hw_wait(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ACTIVE, + 0, AH_WAIT_TIMEOUT)) { + ath_err(common, "spectral scan wait failed\n"); + return; + } +} + +static void ar9002_hw_tx99_start(struct ath_hw *ah, u32 qnum) +{ + REG_SET_BIT(ah, 0x9864, 0x7f000); + REG_SET_BIT(ah, 0x9924, 0x7f00fe); + REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); + REG_WRITE(ah, AR_CR, AR_CR_RXD); + REG_WRITE(ah, AR_DLCL_IFS(qnum), 0); + REG_WRITE(ah, AR_D_GBL_IFS_SIFS, 20); + REG_WRITE(ah, AR_D_GBL_IFS_EIFS, 20); + REG_WRITE(ah, AR_D_FPCTL, 0x10|qnum); + REG_WRITE(ah, AR_TIME_OUT, 0x00000400); + REG_WRITE(ah, AR_DRETRY_LIMIT(qnum), 0xffffffff); + REG_SET_BIT(ah, AR_QMISC(qnum), AR_Q_MISC_DCU_EARLY_TERM_REQ); +} + +static void ar9002_hw_tx99_stop(struct ath_hw *ah) +{ + REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); +} + void ar9002_hw_attach_phy_ops(struct ath_hw *ah) { struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); struct ath_hw_ops *ops = ath9k_hw_ops(ah); priv_ops->set_rf_regs = NULL; - priv_ops->rf_alloc_ext_banks = NULL; - priv_ops->rf_free_ext_banks = NULL; priv_ops->rf_set_freq = ar9002_hw_set_channel; priv_ops->spur_mitigate_freq = ar9002_hw_spur_mitigate; priv_ops->olc_init = ar9002_olc_init; @@ -571,6 +713,15 @@ void ar9002_hw_attach_phy_ops(struct ath_hw *ah) ops->antdiv_comb_conf_get = ar9002_hw_antdiv_comb_conf_get; ops->antdiv_comb_conf_set = ar9002_hw_antdiv_comb_conf_set; + ops->spectral_scan_config = ar9002_hw_spectral_scan_config; + ops->spectral_scan_trigger = ar9002_hw_spectral_scan_trigger; + ops->spectral_scan_wait = ar9002_hw_spectral_scan_wait; + +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + ops->set_bt_ant_diversity = ar9002_hw_set_bt_ant_diversity; +#endif + ops->tx99_start = ar9002_hw_tx99_start; + ops->tx99_stop = ar9002_hw_tx99_stop; ar9002_hw_set_nf_limits(ah); } diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.h b/drivers/net/wireless/ath/ath9k/ar9002_phy.h index f9eb2c35716..6314ae2e93e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.h @@ -317,13 +317,15 @@ #define AR_PHY_9285_ANT_DIV_ALT_GAINTB_S 29 #define AR_PHY_9285_ANT_DIV_MAIN_GAINTB 0x40000000 #define AR_PHY_9285_ANT_DIV_MAIN_GAINTB_S 30 -#define AR_PHY_9285_ANT_DIV_LNA1 2 -#define AR_PHY_9285_ANT_DIV_LNA2 1 -#define AR_PHY_9285_ANT_DIV_LNA1_PLUS_LNA2 3 -#define AR_PHY_9285_ANT_DIV_LNA1_MINUS_LNA2 0 #define AR_PHY_9285_ANT_DIV_GAINTB_0 0 #define AR_PHY_9285_ANT_DIV_GAINTB_1 1 +#define ATH_BT_COEX_ANTDIV_CONTROL1_ENABLE 0x0b +#define ATH_BT_COEX_ANTDIV_CONTROL2_ENABLE 0x09 +#define ATH_BT_COEX_ANTDIV_CONTROL1_FIXED_A 0x04 +#define ATH_BT_COEX_ANTDIV_CONTROL2_FIXED_A 0x09 +#define ATH_BT_COEX_ANT_DIV_SWITCH_COM 0x66666666 + #define AR_PHY_EXT_CCA0 0x99b8 #define AR_PHY_EXT_CCA0_THRESH62 0x000000FF #define AR_PHY_EXT_CCA0_THRESH62_S 0 diff --git a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h index 262e1e036fd..c38399bc9aa 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h @@ -303,7 +303,7 @@ static const u32 ar9300_2p2_mac_postamble[][5] = { {0x000010b0, 0x00000e60, 0x00001cc0, 0x00007c70, 0x00003e38}, {0x00008014, 0x03e803e8, 0x07d007d0, 0x10801600, 0x08400b00}, {0x0000801c, 0x128d8027, 0x128d804f, 0x12e00057, 0x12e0002b}, - {0x00008120, 0x08f04800, 0x08f04800, 0x08f04810, 0x08f04810}, + {0x00008120, 0x18f04800, 0x18f04800, 0x18f04810, 0x18f04810}, {0x000081d0, 0x00003210, 0x00003210, 0x0000320a, 0x0000320a}, {0x00008318, 0x00003e80, 0x00007d00, 0x00006880, 0x00003440}, }; @@ -352,7 +352,7 @@ static const u32 ar9300_2p2_baseband_postamble[][5] = { {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, - {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982}, + {0x0000a2d0, 0x00041983, 0x00041983, 0x00041981, 0x00041982}, {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, @@ -378,9 +378,9 @@ static const u32 ar9300_2p2_baseband_core[][2] = { {0x00009814, 0x9280c00a}, {0x00009818, 0x00000000}, {0x0000981c, 0x00020028}, - {0x00009834, 0x6400a290}, + {0x00009834, 0x6400a190}, {0x00009838, 0x0108ecff}, - {0x0000983c, 0x0d000600}, + {0x0000983c, 0x14000600}, {0x00009880, 0x201fff00}, {0x00009884, 0x00001042}, {0x000098a4, 0x00200400}, @@ -401,7 +401,7 @@ static const u32 ar9300_2p2_baseband_core[][2] = { {0x00009d04, 0x40206c10}, {0x00009d08, 0x009c4060}, {0x00009d0c, 0x9883800a}, - {0x00009d10, 0x01834061}, + {0x00009d10, 0x01884061}, {0x00009d14, 0x00c0040b}, {0x00009d18, 0x00000000}, {0x00009e08, 0x0038230c}, @@ -410,7 +410,7 @@ static const u32 ar9300_2p2_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, @@ -459,7 +459,7 @@ static const u32 ar9300_2p2_baseband_core[][2] = { {0x0000a3e8, 0x20202020}, {0x0000a3ec, 0x20202020}, {0x0000a3f0, 0x00000000}, - {0x0000a3f4, 0x00000246}, + {0x0000a3f4, 0x00000000}, {0x0000a3f8, 0x0c9bd380}, {0x0000a3fc, 0x000f0f01}, {0x0000a400, 0x8fa91f01}, @@ -534,107 +534,107 @@ static const u32 ar9300_2p2_baseband_core[][2] = { static const u32 ar9300Modes_high_power_tx_gain_table_2p2[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, - {0x0000a2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, - {0x0000a2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000a2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, - {0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9}, - {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, - {0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002}, - {0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004}, - {0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200}, - {0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202}, - {0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400}, - {0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402}, - {0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404}, - {0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603}, - {0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02}, - {0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04}, - {0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20}, - {0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20}, - {0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22}, - {0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24}, - {0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640}, - {0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660}, - {0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861}, - {0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81}, - {0x0000a54c, 0x59025eb2, 0x59025eb2, 0x42001a83, 0x42001a83}, - {0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84}, - {0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3}, - {0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5}, - {0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9}, - {0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb}, - {0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, - {0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000}, - {0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002}, - {0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004}, - {0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200}, - {0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202}, - {0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400}, - {0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402}, - {0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404}, - {0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603}, - {0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02}, - {0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04}, - {0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20}, - {0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20}, - {0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22}, - {0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24}, - {0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640}, - {0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660}, - {0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861}, - {0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81}, - {0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83}, - {0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84}, - {0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3}, - {0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5}, - {0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9}, - {0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb}, - {0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, - {0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x15000028, 0x15000028, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1b00002b, 0x1b00002b, 0x12000400, 0x12000400}, + {0x0000a518, 0x1f020028, 0x1f020028, 0x16000402, 0x16000402}, + {0x0000a51c, 0x2502002b, 0x2502002b, 0x19000404, 0x19000404}, + {0x0000a520, 0x2a04002a, 0x2a04002a, 0x1c000603, 0x1c000603}, + {0x0000a524, 0x2e06002a, 0x2e06002a, 0x21000a02, 0x21000a02}, + {0x0000a528, 0x3302202d, 0x3302202d, 0x25000a04, 0x25000a04}, + {0x0000a52c, 0x3804202c, 0x3804202c, 0x28000a20, 0x28000a20}, + {0x0000a530, 0x3c06202c, 0x3c06202c, 0x2c000e20, 0x2c000e20}, + {0x0000a534, 0x4108202d, 0x4108202d, 0x30000e22, 0x30000e22}, + {0x0000a538, 0x4506402d, 0x4506402d, 0x34000e24, 0x34000e24}, + {0x0000a53c, 0x4906222d, 0x4906222d, 0x38001640, 0x38001640}, + {0x0000a540, 0x4d062231, 0x4d062231, 0x3c001660, 0x3c001660}, + {0x0000a544, 0x50082231, 0x50082231, 0x3f001861, 0x3f001861}, + {0x0000a548, 0x5608422e, 0x5608422e, 0x43001a81, 0x43001a81}, + {0x0000a54c, 0x5e08442e, 0x5e08442e, 0x47001a83, 0x47001a83}, + {0x0000a550, 0x620a4431, 0x620a4431, 0x4a001c84, 0x4a001c84}, + {0x0000a554, 0x640a4432, 0x640a4432, 0x4e001ce3, 0x4e001ce3}, + {0x0000a558, 0x680a4434, 0x680a4434, 0x52001ce5, 0x52001ce5}, + {0x0000a55c, 0x6c0a6434, 0x6c0a6434, 0x56001ce9, 0x56001ce9}, + {0x0000a560, 0x6f0a6633, 0x6f0a6633, 0x5a001ceb, 0x5a001ceb}, + {0x0000a564, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a568, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a56c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a570, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a574, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a578, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a57c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000}, + {0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002}, + {0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004}, + {0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200}, + {0x0000a590, 0x15800028, 0x15800028, 0x0f800202, 0x0f800202}, + {0x0000a594, 0x1b80002b, 0x1b80002b, 0x12800400, 0x12800400}, + {0x0000a598, 0x1f820028, 0x1f820028, 0x16800402, 0x16800402}, + {0x0000a59c, 0x2582002b, 0x2582002b, 0x19800404, 0x19800404}, + {0x0000a5a0, 0x2a84002a, 0x2a84002a, 0x1c800603, 0x1c800603}, + {0x0000a5a4, 0x2e86002a, 0x2e86002a, 0x21800a02, 0x21800a02}, + {0x0000a5a8, 0x3382202d, 0x3382202d, 0x25800a04, 0x25800a04}, + {0x0000a5ac, 0x3884202c, 0x3884202c, 0x28800a20, 0x28800a20}, + {0x0000a5b0, 0x3c86202c, 0x3c86202c, 0x2c800e20, 0x2c800e20}, + {0x0000a5b4, 0x4188202d, 0x4188202d, 0x30800e22, 0x30800e22}, + {0x0000a5b8, 0x4586402d, 0x4586402d, 0x34800e24, 0x34800e24}, + {0x0000a5bc, 0x4986222d, 0x4986222d, 0x38801640, 0x38801640}, + {0x0000a5c0, 0x4d862231, 0x4d862231, 0x3c801660, 0x3c801660}, + {0x0000a5c4, 0x50882231, 0x50882231, 0x3f801861, 0x3f801861}, + {0x0000a5c8, 0x5688422e, 0x5688422e, 0x43801a81, 0x43801a81}, + {0x0000a5cc, 0x5e88442e, 0x5e88442e, 0x47801a83, 0x47801a83}, + {0x0000a5d0, 0x628a4431, 0x628a4431, 0x4a801c84, 0x4a801c84}, + {0x0000a5d4, 0x648a4432, 0x648a4432, 0x4e801ce3, 0x4e801ce3}, + {0x0000a5d8, 0x688a4434, 0x688a4434, 0x52801ce5, 0x52801ce5}, + {0x0000a5dc, 0x6c8a6434, 0x6c8a6434, 0x56801ce9, 0x56801ce9}, + {0x0000a5e0, 0x6f8a6633, 0x6f8a6633, 0x5a801ceb, 0x5a801ceb}, + {0x0000a5e4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5e8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5ec, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f0, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5fc, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a610, 0x00804000, 0x00804000, 0x00000000, 0x00000000}, - {0x0000a614, 0x00804201, 0x00804201, 0x01404000, 0x01404000}, - {0x0000a618, 0x0280c802, 0x0280c802, 0x01404501, 0x01404501}, - {0x0000a61c, 0x0280ca03, 0x0280ca03, 0x02008501, 0x02008501}, - {0x0000a620, 0x04c15104, 0x04c15104, 0x0280ca03, 0x0280ca03}, - {0x0000a624, 0x04c15305, 0x04c15305, 0x03010c04, 0x03010c04}, - {0x0000a628, 0x04c15305, 0x04c15305, 0x04014c04, 0x04014c04}, - {0x0000a62c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, - {0x0000a630, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, - {0x0000a634, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, - {0x0000a638, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, - {0x0000a63c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, - {0x0000b2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, - {0x0000b2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, - {0x0000b2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000a608, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a60c, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a610, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a614, 0x01804601, 0x01804601, 0x01404000, 0x01404000}, + {0x0000a618, 0x01804601, 0x01804601, 0x01404501, 0x01404501}, + {0x0000a61c, 0x01804601, 0x01804601, 0x02008501, 0x02008501}, + {0x0000a620, 0x03408d02, 0x03408d02, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x03410d04, 0x03410d04, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a630, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a634, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a638, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a63c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, - {0x0000c2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, - {0x0000c2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, - {0x0000c2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000c2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016048, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016048, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016448, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016448, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, - {0x00016848, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016848, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; @@ -644,7 +644,7 @@ static const u32 ar9300Modes_high_ob_db_tx_gain_table_2p2[][5] = { {0x0000a2e0, 0x0000f000, 0x0000f000, 0x03ccc584, 0x03ccc584}, {0x0000a2e4, 0x01ff0000, 0x01ff0000, 0x03f0f800, 0x03f0f800}, {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, - {0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9}, + {0x0000a410, 0x000050d4, 0x000050d4, 0x000050d9, 0x000050d9}, {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, {0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002}, {0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004}, @@ -744,6 +744,186 @@ static const u32 ar9300Modes_high_ob_db_tx_gain_table_2p2[][5] = { {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; +static const u32 ar9300Modes_mixed_ob_db_tx_gain_table_2p2[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x16000220, 0x16000220, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1c000223, 0x1c000223, 0x11000400, 0x11000400}, + {0x0000a518, 0x21002220, 0x21002220, 0x15000402, 0x15000402}, + {0x0000a51c, 0x27002223, 0x27002223, 0x19000404, 0x19000404}, + {0x0000a520, 0x2b022220, 0x2b022220, 0x1b000603, 0x1b000603}, + {0x0000a524, 0x2f022222, 0x2f022222, 0x1f000a02, 0x1f000a02}, + {0x0000a528, 0x34022225, 0x34022225, 0x23000a04, 0x23000a04}, + {0x0000a52c, 0x3a02222a, 0x3a02222a, 0x26000a20, 0x26000a20}, + {0x0000a530, 0x3e02222c, 0x3e02222c, 0x2a000e20, 0x2a000e20}, + {0x0000a534, 0x4202242a, 0x4202242a, 0x2e000e22, 0x2e000e22}, + {0x0000a538, 0x4702244a, 0x4702244a, 0x31000e24, 0x31000e24}, + {0x0000a53c, 0x4b02244c, 0x4b02244c, 0x34001640, 0x34001640}, + {0x0000a540, 0x4e02246c, 0x4e02246c, 0x38001660, 0x38001660}, + {0x0000a544, 0x52022470, 0x52022470, 0x3b001861, 0x3b001861}, + {0x0000a548, 0x55022490, 0x55022490, 0x3e001a81, 0x3e001a81}, + {0x0000a54c, 0x59022492, 0x59022492, 0x42001a83, 0x42001a83}, + {0x0000a550, 0x5d022692, 0x5d022692, 0x44001c84, 0x44001c84}, + {0x0000a554, 0x61022892, 0x61022892, 0x48001ce3, 0x48001ce3}, + {0x0000a558, 0x65024890, 0x65024890, 0x4c001ce5, 0x4c001ce5}, + {0x0000a55c, 0x69024892, 0x69024892, 0x50001ce9, 0x50001ce9}, + {0x0000a560, 0x6e024c92, 0x6e024c92, 0x54001ceb, 0x54001ceb}, + {0x0000a564, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a568, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a56c, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a570, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a574, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a578, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a57c, 0x74026e92, 0x74026e92, 0x56001eec, 0x56001eec}, + {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000}, + {0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002}, + {0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004}, + {0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200}, + {0x0000a590, 0x16800220, 0x16800220, 0x0f800202, 0x0f800202}, + {0x0000a594, 0x1c800223, 0x1c800223, 0x11800400, 0x11800400}, + {0x0000a598, 0x21802220, 0x21802220, 0x15800402, 0x15800402}, + {0x0000a59c, 0x27802223, 0x27802223, 0x19800404, 0x19800404}, + {0x0000a5a0, 0x2b822220, 0x2b822220, 0x1b800603, 0x1b800603}, + {0x0000a5a4, 0x2f822222, 0x2f822222, 0x1f800a02, 0x1f800a02}, + {0x0000a5a8, 0x34822225, 0x34822225, 0x23800a04, 0x23800a04}, + {0x0000a5ac, 0x3a82222a, 0x3a82222a, 0x26800a20, 0x26800a20}, + {0x0000a5b0, 0x3e82222c, 0x3e82222c, 0x2a800e20, 0x2a800e20}, + {0x0000a5b4, 0x4282242a, 0x4282242a, 0x2e800e22, 0x2e800e22}, + {0x0000a5b8, 0x4782244a, 0x4782244a, 0x31800e24, 0x31800e24}, + {0x0000a5bc, 0x4b82244c, 0x4b82244c, 0x34801640, 0x34801640}, + {0x0000a5c0, 0x4e82246c, 0x4e82246c, 0x38801660, 0x38801660}, + {0x0000a5c4, 0x52822470, 0x52822470, 0x3b801861, 0x3b801861}, + {0x0000a5c8, 0x55822490, 0x55822490, 0x3e801a81, 0x3e801a81}, + {0x0000a5cc, 0x59822492, 0x59822492, 0x42801a83, 0x42801a83}, + {0x0000a5d0, 0x5d822692, 0x5d822692, 0x44801c84, 0x44801c84}, + {0x0000a5d4, 0x61822892, 0x61822892, 0x48801ce3, 0x48801ce3}, + {0x0000a5d8, 0x65824890, 0x65824890, 0x4c801ce5, 0x4c801ce5}, + {0x0000a5dc, 0x69824892, 0x69824892, 0x50801ce9, 0x50801ce9}, + {0x0000a5e0, 0x6e824c92, 0x6e824c92, 0x54801ceb, 0x54801ceb}, + {0x0000a5e4, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5e8, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5ec, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5f0, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5f4, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5f8, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a5fc, 0x74826e92, 0x74826e92, 0x56801eec, 0x56801eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a614, 0x02004000, 0x02004000, 0x01404000, 0x01404000}, + {0x0000a618, 0x02004801, 0x02004801, 0x01404501, 0x01404501}, + {0x0000a61c, 0x02808a02, 0x02808a02, 0x02008501, 0x02008501}, + {0x0000a620, 0x0380ce03, 0x0380ce03, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x04411104, 0x04411104, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x04411104, 0x04411104, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x04411104, 0x04411104, 0x04015005, 0x04015005}, + {0x0000a630, 0x04411104, 0x04411104, 0x04015005, 0x04015005}, + {0x0000a634, 0x04411104, 0x04411104, 0x04015005, 0x04015005}, + {0x0000a638, 0x04411104, 0x04411104, 0x04015005, 0x04015005}, + {0x0000a63c, 0x04411104, 0x04411104, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000c2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800}, + {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x012492d4, 0x012492d4, 0x056db2e4, 0x056db2e4}, + {0x00016048, 0x66480001, 0x66480001, 0x8e480001, 0x8e480001}, + {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016444, 0x012492d4, 0x012492d4, 0x056db2e4, 0x056db2e4}, + {0x00016448, 0x66480001, 0x66480001, 0x8e480001, 0x8e480001}, + {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016844, 0x012492d4, 0x012492d4, 0x056db2e4, 0x056db2e4}, + {0x00016848, 0x66480001, 0x66480001, 0x8e480001, 0x8e480001}, + {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, +}; + +static const u32 ar9300Modes_type5_tx_gain_table_2p2[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x15000028, 0x15000028, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1b00002b, 0x1b00002b, 0x12000400, 0x12000400}, + {0x0000a518, 0x1f020028, 0x1f020028, 0x16000402, 0x16000402}, + {0x0000a51c, 0x2502002b, 0x2502002b, 0x19000404, 0x19000404}, + {0x0000a520, 0x2a04002a, 0x2a04002a, 0x1c000603, 0x1c000603}, + {0x0000a524, 0x2e06002a, 0x2e06002a, 0x21000a02, 0x21000a02}, + {0x0000a528, 0x3302202d, 0x3302202d, 0x25000a04, 0x25000a04}, + {0x0000a52c, 0x3804202c, 0x3804202c, 0x28000a20, 0x28000a20}, + {0x0000a530, 0x3c06202c, 0x3c06202c, 0x2c000e20, 0x2c000e20}, + {0x0000a534, 0x4108202d, 0x4108202d, 0x30000e22, 0x30000e22}, + {0x0000a538, 0x4506402d, 0x4506402d, 0x34000e24, 0x34000e24}, + {0x0000a53c, 0x4906222d, 0x4906222d, 0x38001640, 0x38001640}, + {0x0000a540, 0x4d062231, 0x4d062231, 0x3c001660, 0x3c001660}, + {0x0000a544, 0x50082231, 0x50082231, 0x3f001861, 0x3f001861}, + {0x0000a548, 0x5608422e, 0x5608422e, 0x43001a81, 0x43001a81}, + {0x0000a54c, 0x5e08442e, 0x5e08442e, 0x47001a83, 0x47001a83}, + {0x0000a550, 0x620a4431, 0x620a4431, 0x4a001c84, 0x4a001c84}, + {0x0000a554, 0x640a4432, 0x640a4432, 0x4e001ce3, 0x4e001ce3}, + {0x0000a558, 0x680a4434, 0x680a4434, 0x52001ce5, 0x52001ce5}, + {0x0000a55c, 0x6c0a6434, 0x6c0a6434, 0x56001ce9, 0x56001ce9}, + {0x0000a560, 0x6f0a6633, 0x6f0a6633, 0x5a001ceb, 0x5a001ceb}, + {0x0000a564, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a568, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a56c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a570, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a574, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a578, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a57c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a60c, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a610, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a614, 0x01804601, 0x01804601, 0x01404000, 0x01404000}, + {0x0000a618, 0x01804601, 0x01804601, 0x01404501, 0x01404501}, + {0x0000a61c, 0x01804601, 0x01804601, 0x02008501, 0x02008501}, + {0x0000a620, 0x03408d02, 0x03408d02, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x03410d04, 0x03410d04, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a630, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a634, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a638, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a63c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000c2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016048, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016448, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016848, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, +}; + static const u32 ar9300Common_rx_gain_table_2p2[][2] = { /* Addr allmodes */ {0x0000a000, 0x00010000}, @@ -778,11 +958,11 @@ static const u32 ar9300Common_rx_gain_table_2p2[][2] = { {0x0000a074, 0x00000000}, {0x0000a078, 0x00000000}, {0x0000a07c, 0x00000000}, - {0x0000a080, 0x1a1a1a1a}, - {0x0000a084, 0x1a1a1a1a}, - {0x0000a088, 0x1a1a1a1a}, - {0x0000a08c, 0x1a1a1a1a}, - {0x0000a090, 0x171a1a1a}, + {0x0000a080, 0x22222229}, + {0x0000a084, 0x1d1d1d1d}, + {0x0000a088, 0x1d1d1d1d}, + {0x0000a08c, 0x1d1d1d1d}, + {0x0000a090, 0x171d1d1d}, {0x0000a094, 0x11111717}, {0x0000a098, 0x00030311}, {0x0000a09c, 0x00000000}, @@ -906,8 +1086,8 @@ static const u32 ar9300Common_rx_gain_table_2p2[][2] = { {0x0000b074, 0x00000000}, {0x0000b078, 0x00000000}, {0x0000b07c, 0x00000000}, - {0x0000b080, 0x2a2d2f32}, - {0x0000b084, 0x21232328}, + {0x0000b080, 0x23232323}, + {0x0000b084, 0x21232323}, {0x0000b088, 0x19191c1e}, {0x0000b08c, 0x12141417}, {0x0000b090, 0x07070e0e}, @@ -1205,9 +1385,9 @@ static const u32 ar9300_2p2_mac_core[][2] = { {0x000081f8, 0x00000000}, {0x000081fc, 0x00000000}, {0x00008240, 0x00100000}, - {0x00008244, 0x0010f424}, + {0x00008244, 0x0010f400}, {0x00008248, 0x00000800}, - {0x0000824c, 0x0001e848}, + {0x0000824c, 0x0001e800}, {0x00008250, 0x00000000}, {0x00008254, 0x00000000}, {0x00008258, 0x00000000}, @@ -1546,16 +1726,30 @@ static const u32 ar9300PciePhy_pll_on_clkreq_disable_L1_2p2[][2] = { static const u32 ar9300PciePhy_clkreq_enable_L1_2p2[][2] = { /* Addr allmodes */ - {0x00004040, 0x08253e5e}, + {0x00004040, 0x0825365e}, {0x00004040, 0x0008003b}, {0x00004044, 0x00000000}, }; static const u32 ar9300PciePhy_clkreq_disable_L1_2p2[][2] = { /* Addr allmodes */ - {0x00004040, 0x08213e5e}, + {0x00004040, 0x0821365e}, {0x00004040, 0x0008003b}, {0x00004044, 0x00000000}, }; +static const u32 ar9300_2p2_baseband_core_txfir_coeff_japan_2484[][2] = { + /* Addr allmodes */ + {0x0000a398, 0x00000000}, + {0x0000a39c, 0x6f7f0301}, + {0x0000a3a0, 0xca9228ee}, +}; + +static const u32 ar9300_2p2_baseband_postamble_dfs_channel[][3] = { + /* Addr 5G 2G */ + {0x00009824, 0x5ac668d0, 0x5ac668d0}, + {0x00009e0c, 0x6d4000e2, 0x6d4000e2}, + {0x00009e14, 0x37b9625e, 0x37b9625e}, +}; + #endif /* INITVALS_9003_2P2_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_buffalo_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_buffalo_initvals.h new file mode 100644 index 00000000000..59cf738f70d --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar9003_buffalo_initvals.h @@ -0,0 +1,126 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef INITVALS_9003_BUFFALO_H +#define INITVALS_9003_BUFFALO_H + +static const u32 ar9300Modes_high_power_tx_gain_table_buffalo[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, + {0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002}, + {0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004}, + {0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400}, + {0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402}, + {0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404}, + {0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603}, + {0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02}, + {0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04}, + {0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20}, + {0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20}, + {0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22}, + {0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24}, + {0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640}, + {0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660}, + {0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861}, + {0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81}, + {0x0000a54c, 0x59025eb2, 0x59025eb2, 0x42001a83, 0x42001a83}, + {0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84}, + {0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3}, + {0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5}, + {0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9}, + {0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb}, + {0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec}, + {0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000}, + {0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002}, + {0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004}, + {0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200}, + {0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202}, + {0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400}, + {0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402}, + {0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404}, + {0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603}, + {0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02}, + {0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04}, + {0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20}, + {0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20}, + {0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22}, + {0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24}, + {0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640}, + {0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660}, + {0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861}, + {0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81}, + {0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83}, + {0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84}, + {0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3}, + {0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5}, + {0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9}, + {0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb}, + {0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a610, 0x00804000, 0x00804000, 0x00000000, 0x00000000}, + {0x0000a614, 0x00804201, 0x00804201, 0x01404000, 0x01404000}, + {0x0000a618, 0x0280c802, 0x0280c802, 0x01404501, 0x01404501}, + {0x0000a61c, 0x0280ca03, 0x0280ca03, 0x02008501, 0x02008501}, + {0x0000a620, 0x04c15104, 0x04c15104, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x04c15305, 0x04c15305, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x04c15305, 0x04c15305, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a630, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a634, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a638, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a63c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000c2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016048, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016448, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016848, 0x66480001, 0x66480001, 0x66480001, 0x66480001}, + {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, +}; + +#endif /* INITVALS_9003_BUFFALO_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 8b0d8dcd762..ac8301ef524 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -23,16 +23,16 @@ #define MAX_MEASUREMENT MAX_IQCAL_MEASUREMENT #define MAX_MAG_DELTA 11 #define MAX_PHS_DELTA 10 +#define MAXIQCAL 3 struct coeff { - int mag_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT]; - int phs_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT]; + int mag_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MAXIQCAL]; + int phs_coeff[AR9300_MAX_CHAINS][MAX_MEASUREMENT][MAXIQCAL]; int iqc_coeff[2]; }; enum ar9003_cal_types { IQ_MISMATCH_CAL = BIT(0), - TEMP_COMP_CAL = BIT(1), }; static void ar9003_hw_setup_calibration(struct ath_hw *ah, @@ -49,7 +49,7 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah, */ REG_RMW_FIELD(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_IQCAL_LOG_COUNT_MAX, - currCal->calData->calCountMax); + currCal->calData->calCountMax); REG_WRITE(ah, AR_PHY_CALMODE, AR_PHY_CALMODE_IQ); ath_dbg(common, CALIBRATE, @@ -58,14 +58,8 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah, /* Kick-off cal */ REG_SET_BIT(ah, AR_PHY_TIMING4, AR_PHY_TIMING4_DO_CAL); break; - case TEMP_COMP_CAL: - REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, - AR_PHY_65NM_CH0_THERM_LOCAL, 1); - REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_THERM, - AR_PHY_65NM_CH0_THERM_START, 1); - - ath_dbg(common, CALIBRATE, - "starting Temperature Compensation Calibration\n"); + default: + ath_err(common, "Invalid calibration type\n"); break; } } @@ -323,6 +317,232 @@ static const struct ath9k_percal_data iq_cal_single_sample = { static void ar9003_hw_init_cal_settings(struct ath_hw *ah) { ah->iq_caldata.calData = &iq_cal_single_sample; + + if (AR_SREV_9300_20_OR_LATER(ah)) { + ah->enabled_cals |= TX_IQ_CAL; + if (AR_SREV_9485_OR_LATER(ah) && !AR_SREV_9340(ah)) + ah->enabled_cals |= TX_IQ_ON_AGC_CAL; + } + + ah->supp_cals = IQ_MISMATCH_CAL; +} + +#define OFF_UPPER_LT 24 +#define OFF_LOWER_LT 7 + +static bool ar9003_hw_dynamic_osdac_selection(struct ath_hw *ah, + bool txiqcal_done) +{ + struct ath_common *common = ath9k_hw_common(ah); + int ch0_done, osdac_ch0, dc_off_ch0_i1, dc_off_ch0_q1, dc_off_ch0_i2, + dc_off_ch0_q2, dc_off_ch0_i3, dc_off_ch0_q3; + int ch1_done, osdac_ch1, dc_off_ch1_i1, dc_off_ch1_q1, dc_off_ch1_i2, + dc_off_ch1_q2, dc_off_ch1_i3, dc_off_ch1_q3; + int ch2_done, osdac_ch2, dc_off_ch2_i1, dc_off_ch2_q1, dc_off_ch2_i2, + dc_off_ch2_q2, dc_off_ch2_i3, dc_off_ch2_q3; + bool status; + u32 temp, val; + + /* + * Clear offset and IQ calibration, run AGC cal. + */ + REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_OFFSET_CAL); + REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); + REG_WRITE(ah, AR_PHY_AGC_CONTROL, + REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_CAL); + + status = ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_CAL, + 0, AH_WAIT_TIMEOUT); + if (!status) { + ath_dbg(common, CALIBRATE, + "AGC cal without offset cal failed to complete in 1ms"); + return false; + } + + /* + * Allow only offset calibration and disable the others + * (Carrier Leak calibration, TX Filter calibration and + * Peak Detector offset calibration). + */ + REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_OFFSET_CAL); + REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, + AR_PHY_CL_CAL_ENABLE); + REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_FLTR_CAL); + REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_PKDET_CAL); + + ch0_done = 0; + ch1_done = 0; + ch2_done = 0; + + while ((ch0_done == 0) || (ch1_done == 0) || (ch2_done == 0)) { + osdac_ch0 = (REG_READ(ah, AR_PHY_65NM_CH0_BB1) >> 30) & 0x3; + osdac_ch1 = (REG_READ(ah, AR_PHY_65NM_CH1_BB1) >> 30) & 0x3; + osdac_ch2 = (REG_READ(ah, AR_PHY_65NM_CH2_BB1) >> 30) & 0x3; + + REG_SET_BIT(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + + REG_WRITE(ah, AR_PHY_AGC_CONTROL, + REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_CAL); + + status = ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_CAL, + 0, AH_WAIT_TIMEOUT); + if (!status) { + ath_dbg(common, CALIBRATE, + "DC offset cal failed to complete in 1ms"); + return false; + } + + REG_CLR_BIT(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + + /* + * High gain. + */ + REG_WRITE(ah, AR_PHY_65NM_CH0_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH0_BB3) & 0xfffffcff) | (1 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH1_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH1_BB3) & 0xfffffcff) | (1 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH2_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH2_BB3) & 0xfffffcff) | (1 << 8))); + + temp = REG_READ(ah, AR_PHY_65NM_CH0_BB3); + dc_off_ch0_i1 = (temp >> 26) & 0x1f; + dc_off_ch0_q1 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH1_BB3); + dc_off_ch1_i1 = (temp >> 26) & 0x1f; + dc_off_ch1_q1 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH2_BB3); + dc_off_ch2_i1 = (temp >> 26) & 0x1f; + dc_off_ch2_q1 = (temp >> 21) & 0x1f; + + /* + * Low gain. + */ + REG_WRITE(ah, AR_PHY_65NM_CH0_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH0_BB3) & 0xfffffcff) | (2 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH1_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH1_BB3) & 0xfffffcff) | (2 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH2_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH2_BB3) & 0xfffffcff) | (2 << 8))); + + temp = REG_READ(ah, AR_PHY_65NM_CH0_BB3); + dc_off_ch0_i2 = (temp >> 26) & 0x1f; + dc_off_ch0_q2 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH1_BB3); + dc_off_ch1_i2 = (temp >> 26) & 0x1f; + dc_off_ch1_q2 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH2_BB3); + dc_off_ch2_i2 = (temp >> 26) & 0x1f; + dc_off_ch2_q2 = (temp >> 21) & 0x1f; + + /* + * Loopback. + */ + REG_WRITE(ah, AR_PHY_65NM_CH0_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH0_BB3) & 0xfffffcff) | (3 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH1_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH1_BB3) & 0xfffffcff) | (3 << 8))); + REG_WRITE(ah, AR_PHY_65NM_CH2_BB3, + ((REG_READ(ah, AR_PHY_65NM_CH2_BB3) & 0xfffffcff) | (3 << 8))); + + temp = REG_READ(ah, AR_PHY_65NM_CH0_BB3); + dc_off_ch0_i3 = (temp >> 26) & 0x1f; + dc_off_ch0_q3 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH1_BB3); + dc_off_ch1_i3 = (temp >> 26) & 0x1f; + dc_off_ch1_q3 = (temp >> 21) & 0x1f; + + temp = REG_READ(ah, AR_PHY_65NM_CH2_BB3); + dc_off_ch2_i3 = (temp >> 26) & 0x1f; + dc_off_ch2_q3 = (temp >> 21) & 0x1f; + + if ((dc_off_ch0_i1 > OFF_UPPER_LT) || (dc_off_ch0_i1 < OFF_LOWER_LT) || + (dc_off_ch0_i2 > OFF_UPPER_LT) || (dc_off_ch0_i2 < OFF_LOWER_LT) || + (dc_off_ch0_i3 > OFF_UPPER_LT) || (dc_off_ch0_i3 < OFF_LOWER_LT) || + (dc_off_ch0_q1 > OFF_UPPER_LT) || (dc_off_ch0_q1 < OFF_LOWER_LT) || + (dc_off_ch0_q2 > OFF_UPPER_LT) || (dc_off_ch0_q2 < OFF_LOWER_LT) || + (dc_off_ch0_q3 > OFF_UPPER_LT) || (dc_off_ch0_q3 < OFF_LOWER_LT)) { + if (osdac_ch0 == 3) { + ch0_done = 1; + } else { + osdac_ch0++; + + val = REG_READ(ah, AR_PHY_65NM_CH0_BB1) & 0x3fffffff; + val |= (osdac_ch0 << 30); + REG_WRITE(ah, AR_PHY_65NM_CH0_BB1, val); + + ch0_done = 0; + } + } else { + ch0_done = 1; + } + + if ((dc_off_ch1_i1 > OFF_UPPER_LT) || (dc_off_ch1_i1 < OFF_LOWER_LT) || + (dc_off_ch1_i2 > OFF_UPPER_LT) || (dc_off_ch1_i2 < OFF_LOWER_LT) || + (dc_off_ch1_i3 > OFF_UPPER_LT) || (dc_off_ch1_i3 < OFF_LOWER_LT) || + (dc_off_ch1_q1 > OFF_UPPER_LT) || (dc_off_ch1_q1 < OFF_LOWER_LT) || + (dc_off_ch1_q2 > OFF_UPPER_LT) || (dc_off_ch1_q2 < OFF_LOWER_LT) || + (dc_off_ch1_q3 > OFF_UPPER_LT) || (dc_off_ch1_q3 < OFF_LOWER_LT)) { + if (osdac_ch1 == 3) { + ch1_done = 1; + } else { + osdac_ch1++; + + val = REG_READ(ah, AR_PHY_65NM_CH1_BB1) & 0x3fffffff; + val |= (osdac_ch1 << 30); + REG_WRITE(ah, AR_PHY_65NM_CH1_BB1, val); + + ch1_done = 0; + } + } else { + ch1_done = 1; + } + + if ((dc_off_ch2_i1 > OFF_UPPER_LT) || (dc_off_ch2_i1 < OFF_LOWER_LT) || + (dc_off_ch2_i2 > OFF_UPPER_LT) || (dc_off_ch2_i2 < OFF_LOWER_LT) || + (dc_off_ch2_i3 > OFF_UPPER_LT) || (dc_off_ch2_i3 < OFF_LOWER_LT) || + (dc_off_ch2_q1 > OFF_UPPER_LT) || (dc_off_ch2_q1 < OFF_LOWER_LT) || + (dc_off_ch2_q2 > OFF_UPPER_LT) || (dc_off_ch2_q2 < OFF_LOWER_LT) || + (dc_off_ch2_q3 > OFF_UPPER_LT) || (dc_off_ch2_q3 < OFF_LOWER_LT)) { + if (osdac_ch2 == 3) { + ch2_done = 1; + } else { + osdac_ch2++; + + val = REG_READ(ah, AR_PHY_65NM_CH2_BB1) & 0x3fffffff; + val |= (osdac_ch2 << 30); + REG_WRITE(ah, AR_PHY_65NM_CH2_BB1, val); + + ch2_done = 0; + } + } else { + ch2_done = 1; + } + } + + REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_OFFSET_CAL); + REG_SET_BIT(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + + /* + * We don't need to check txiqcal_done here since it is always + * set for AR9550. + */ + REG_SET_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); + + return true; } /* @@ -346,7 +566,7 @@ static bool ar9003_hw_solve_iq_cal(struct ath_hw *ah, const s32 result_shift = 1 << 15; struct ath_common *common = ath9k_hw_common(ah); - f2 = (f1 * f1 + f3 * f3) / result_shift; + f2 = ((f1 >> 3) * (f1 >> 3) + (f3 >> 3) * (f3 >> 3)) >> 9; if (!f2) { ath_dbg(common, CALIBRATE, "Divide by 0\n"); @@ -436,9 +656,6 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah, if (i2_m_q2_a0_d1 > 0x800) i2_m_q2_a0_d1 = -((0xfff - i2_m_q2_a0_d1) + 1); - if (i2_p_q2_a0_d1 > 0x800) - i2_p_q2_a0_d1 = -((0xfff - i2_p_q2_a0_d1) + 1); - if (iq_corr_a0_d1 > 0x800) iq_corr_a0_d1 = -((0xfff - iq_corr_a0_d1) + 1); @@ -481,6 +698,19 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah, return false; } + if ((i2_p_q2_a0_d0 < 1024) || (i2_p_q2_a0_d0 > 2047) || + (i2_p_q2_a1_d0 < 0) || (i2_p_q2_a1_d1 < 0) || + (i2_p_q2_a0_d0 <= i2_m_q2_a0_d0) || + (i2_p_q2_a0_d0 <= iq_corr_a0_d0) || + (i2_p_q2_a0_d1 <= i2_m_q2_a0_d1) || + (i2_p_q2_a0_d1 <= iq_corr_a0_d1) || + (i2_p_q2_a1_d0 <= i2_m_q2_a1_d0) || + (i2_p_q2_a1_d0 <= iq_corr_a1_d0) || + (i2_p_q2_a1_d1 <= i2_m_q2_a1_d1) || + (i2_p_q2_a1_d1 <= iq_corr_a1_d1)) { + return false; + } + mag_a0_d0 = (i2_m_q2_a0_d0 * res_scale) / i2_p_q2_a0_d0; phs_a0_d0 = (iq_corr_a0_d0 * res_scale) / i2_p_q2_a0_d0; @@ -568,7 +798,7 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah, if (q_q_coff > 63) q_q_coff = 63; - iqc_coeff[0] = (q_q_coff * 128) + q_i_coff; + iqc_coeff[0] = (q_q_coff * 128) + (0x7f & q_i_coff); ath_dbg(common, CALIBRATE, "tx chain %d: iq corr coeff=%x\n", chain_idx, iqc_coeff[0]); @@ -599,7 +829,7 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah, if (q_q_coff > 63) q_q_coff = 63; - iqc_coeff[1] = (q_q_coff * 128) + q_i_coff; + iqc_coeff[1] = (q_q_coff * 128) + (0x7f & q_i_coff); ath_dbg(common, CALIBRATE, "rx chain %d: iq corr coeff=%x\n", chain_idx, iqc_coeff[1]); @@ -607,7 +837,8 @@ static bool ar9003_hw_calc_iq_corr(struct ath_hw *ah, return true; } -static void ar9003_hw_detect_outlier(int *mp_coeff, int nmeasurement, +static void ar9003_hw_detect_outlier(int mp_coeff[][MAXIQCAL], + int nmeasurement, int max_delta) { int mp_max = -64, max_idx = 0; @@ -616,20 +847,20 @@ static void ar9003_hw_detect_outlier(int *mp_coeff, int nmeasurement, /* find min/max mismatch across all calibrated gains */ for (i = 0; i < nmeasurement; i++) { - if (mp_coeff[i] > mp_max) { - mp_max = mp_coeff[i]; + if (mp_coeff[i][0] > mp_max) { + mp_max = mp_coeff[i][0]; max_idx = i; - } else if (mp_coeff[i] < mp_min) { - mp_min = mp_coeff[i]; + } else if (mp_coeff[i][0] < mp_min) { + mp_min = mp_coeff[i][0]; min_idx = i; } } /* find average (exclude max abs value) */ for (i = 0; i < nmeasurement; i++) { - if ((abs(mp_coeff[i]) < abs(mp_max)) || - (abs(mp_coeff[i]) < abs(mp_min))) { - mp_avg += mp_coeff[i]; + if ((abs(mp_coeff[i][0]) < abs(mp_max)) || + (abs(mp_coeff[i][0]) < abs(mp_min))) { + mp_avg += mp_coeff[i][0]; mp_count++; } } @@ -641,7 +872,7 @@ static void ar9003_hw_detect_outlier(int *mp_coeff, int nmeasurement, if (mp_count) mp_avg /= mp_count; else - mp_avg = mp_coeff[nmeasurement - 1]; + mp_avg = mp_coeff[nmeasurement - 1][0]; /* detect outlier */ if (abs(mp_max - mp_min) > max_delta) { @@ -650,15 +881,16 @@ static void ar9003_hw_detect_outlier(int *mp_coeff, int nmeasurement, else outlier_idx = min_idx; - mp_coeff[outlier_idx] = mp_avg; + mp_coeff[outlier_idx][0] = mp_avg; } } -static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah, - struct coeff *coeff, - bool is_reusable) +static void ar9003_hw_tx_iq_cal_outlier_detection(struct ath_hw *ah, + struct coeff *coeff, + bool is_reusable) { int i, im, nmeasurement; + int magnitude, phase; u32 tx_corr_coeff[MAX_MEASUREMENT][AR9300_MAX_CHAINS]; struct ath9k_hw_cal_data *caldata = ah->caldata; @@ -688,21 +920,30 @@ static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah, if (nmeasurement > MAX_MEASUREMENT) nmeasurement = MAX_MEASUREMENT; - /* detect outlier only if nmeasurement > 1 */ - if (nmeasurement > 1) { - /* Detect magnitude outlier */ - ar9003_hw_detect_outlier(coeff->mag_coeff[i], - nmeasurement, MAX_MAG_DELTA); - - /* Detect phase outlier */ - ar9003_hw_detect_outlier(coeff->phs_coeff[i], - nmeasurement, MAX_PHS_DELTA); + /* + * Skip normal outlier detection for AR9550. + */ + if (!AR_SREV_9550(ah)) { + /* detect outlier only if nmeasurement > 1 */ + if (nmeasurement > 1) { + /* Detect magnitude outlier */ + ar9003_hw_detect_outlier(coeff->mag_coeff[i], + nmeasurement, + MAX_MAG_DELTA); + + /* Detect phase outlier */ + ar9003_hw_detect_outlier(coeff->phs_coeff[i], + nmeasurement, + MAX_PHS_DELTA); + } } for (im = 0; im < nmeasurement; im++) { + magnitude = coeff->mag_coeff[i][im][0]; + phase = coeff->phs_coeff[i][im][0]; - coeff->iqc_coeff[0] = (coeff->mag_coeff[i][im] & 0x7f) | - ((coeff->phs_coeff[i][im] & 0x7f) << 7); + coeff->iqc_coeff[0] = + (phase & 0x7f) | ((magnitude & 0x7f) << 7); if ((im % 2) == 0) REG_RMW_FIELD(ah, tx_corr_coeff[im][i], @@ -726,8 +967,12 @@ static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah, REG_RMW_FIELD(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B0_LOOPBACK_IQCORR_EN, 0x1); - if (caldata) - caldata->done_txiqcal_once = is_reusable; + if (caldata) { + if (is_reusable) + set_bit(TXIQCAL_DONE, &caldata->cal_flags); + else + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + } return; } @@ -755,7 +1000,63 @@ static bool ar9003_hw_tx_iq_cal_run(struct ath_hw *ah) return true; } -static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah, bool is_reusable) +static void __ar955x_tx_iq_cal_sort(struct ath_hw *ah, + struct coeff *coeff, + int i, int nmeasurement) +{ + struct ath_common *common = ath9k_hw_common(ah); + int im, ix, iy, temp; + + for (im = 0; im < nmeasurement; im++) { + for (ix = 0; ix < MAXIQCAL - 1; ix++) { + for (iy = ix + 1; iy <= MAXIQCAL - 1; iy++) { + if (coeff->mag_coeff[i][im][iy] < + coeff->mag_coeff[i][im][ix]) { + temp = coeff->mag_coeff[i][im][ix]; + coeff->mag_coeff[i][im][ix] = + coeff->mag_coeff[i][im][iy]; + coeff->mag_coeff[i][im][iy] = temp; + } + if (coeff->phs_coeff[i][im][iy] < + coeff->phs_coeff[i][im][ix]) { + temp = coeff->phs_coeff[i][im][ix]; + coeff->phs_coeff[i][im][ix] = + coeff->phs_coeff[i][im][iy]; + coeff->phs_coeff[i][im][iy] = temp; + } + } + } + coeff->mag_coeff[i][im][0] = coeff->mag_coeff[i][im][MAXIQCAL / 2]; + coeff->phs_coeff[i][im][0] = coeff->phs_coeff[i][im][MAXIQCAL / 2]; + + ath_dbg(common, CALIBRATE, + "IQCAL: Median [ch%d][gain%d]: mag = %d phase = %d\n", + i, im, + coeff->mag_coeff[i][im][0], + coeff->phs_coeff[i][im][0]); + } +} + +static bool ar955x_tx_iq_cal_median(struct ath_hw *ah, + struct coeff *coeff, + int iqcal_idx, + int nmeasurement) +{ + int i; + + if ((iqcal_idx + 1) != MAXIQCAL) + return false; + + for (i = 0; i < AR9300_MAX_CHAINS; i++) { + __ar955x_tx_iq_cal_sort(ah, coeff, i, nmeasurement); + } + + return true; +} + +static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah, + int iqcal_idx, + bool is_reusable) { struct ath_common *common = ath9k_hw_common(ah); const u32 txiqcal_status[AR9300_MAX_CHAINS] = { @@ -768,10 +1069,11 @@ static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah, bool is_reusable) AR_PHY_CHAN_INFO_TAB_1, AR_PHY_CHAN_INFO_TAB_2, }; - struct coeff coeff; + static struct coeff coeff; s32 iq_res[6]; int i, im, j; - int nmeasurement; + int nmeasurement = 0; + bool outlier_detect = true; for (i = 0; i < AR9300_MAX_CHAINS; i++) { if (!(ah->txchainmask & (1 << i))) @@ -829,17 +1131,23 @@ static void ar9003_hw_tx_iq_cal_post_proc(struct ath_hw *ah, bool is_reusable) goto tx_iqcal_fail; } - coeff.mag_coeff[i][im] = coeff.iqc_coeff[0] & 0x7f; - coeff.phs_coeff[i][im] = + coeff.phs_coeff[i][im][iqcal_idx] = + coeff.iqc_coeff[0] & 0x7f; + coeff.mag_coeff[i][im][iqcal_idx] = (coeff.iqc_coeff[0] >> 7) & 0x7f; - if (coeff.mag_coeff[i][im] > 63) - coeff.mag_coeff[i][im] -= 128; - if (coeff.phs_coeff[i][im] > 63) - coeff.phs_coeff[i][im] -= 128; + if (coeff.mag_coeff[i][im][iqcal_idx] > 63) + coeff.mag_coeff[i][im][iqcal_idx] -= 128; + if (coeff.phs_coeff[i][im][iqcal_idx] > 63) + coeff.phs_coeff[i][im][iqcal_idx] -= 128; } } - ar9003_hw_tx_iqcal_load_avg_2_passes(ah, &coeff, is_reusable); + + if (AR_SREV_9550(ah)) + outlier_detect = ar955x_tx_iq_cal_median(ah, &coeff, + iqcal_idx, nmeasurement); + if (outlier_detect) + ar9003_hw_tx_iq_cal_outlier_detection(ah, &coeff, is_reusable); return; @@ -893,7 +1201,7 @@ static void ar9003_hw_tx_iq_cal_reload(struct ath_hw *ah) static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g) { - int offset[8], total = 0, test; + int offset[8] = {0}, total = 0, test; int agc_out, i; REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_GAINSTAGES(chain), @@ -918,12 +1226,18 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g) AR_PHY_65NM_RXRF_AGC_AGC_ON_OVR, 0x1); REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), AR_PHY_65NM_RXRF_AGC_AGC_CAL_OVR, 0x1); - if (is_2g) - REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), - AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR, 0x0); - else + + if (AR_SREV_9330_11(ah)) { REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), - AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR, 0x0); + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, 0x0); + } else { + if (is_2g) + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), + AR_PHY_65NM_RXRF_AGC_AGC2G_DBDAC_OVR, 0x0); + else + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), + AR_PHY_65NM_RXRF_AGC_AGC5G_DBDAC_OVR, 0x0); + } for (i = 6; i > 0; i--) { offset[i] = BIT(i - 1); @@ -959,22 +1273,98 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g) AR_PHY_65NM_RXRF_AGC_AGC_CAL_OVR, 0); } -static bool ar9003_hw_init_cal(struct ath_hw *ah, - struct ath9k_channel *chan) +static void ar9003_hw_do_pcoem_manual_peak_cal(struct ath_hw *ah, + struct ath9k_channel *chan, + bool run_rtt_cal) +{ + struct ath9k_hw_cal_data *caldata = ah->caldata; + int i; + + if (!AR_SREV_9462(ah) && !AR_SREV_9565(ah) && !AR_SREV_9485(ah)) + return; + + if ((ah->caps.hw_caps & ATH9K_HW_CAP_RTT) && !run_rtt_cal) + return; + + for (i = 0; i < AR9300_MAX_CHAINS; i++) { + if (!(ah->rxchainmask & (1 << i))) + continue; + ar9003_hw_manual_peak_cal(ah, i, IS_CHAN_2GHZ(chan)); + } + + if (caldata) + set_bit(SW_PKDET_DONE, &caldata->cal_flags); + + if ((ah->caps.hw_caps & ATH9K_HW_CAP_RTT) && caldata) { + if (IS_CHAN_2GHZ(chan)){ + caldata->caldac[0] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR); + caldata->caldac[1] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR); + } else { + caldata->caldac[0] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR); + caldata->caldac[1] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR); + } + } +} + +static void ar9003_hw_cl_cal_post_proc(struct ath_hw *ah, bool is_reusable) +{ + u32 cl_idx[AR9300_MAX_CHAINS] = { AR_PHY_CL_TAB_0, + AR_PHY_CL_TAB_1, + AR_PHY_CL_TAB_2 }; + struct ath9k_hw_cal_data *caldata = ah->caldata; + bool txclcal_done = false; + int i, j; + + if (!caldata || !(ah->enabled_cals & TX_CL_CAL)) + return; + + txclcal_done = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & + AR_PHY_AGC_CONTROL_CLC_SUCCESS); + + if (test_bit(TXCLCAL_DONE, &caldata->cal_flags)) { + for (i = 0; i < AR9300_MAX_CHAINS; i++) { + if (!(ah->txchainmask & (1 << i))) + continue; + for (j = 0; j < MAX_CL_TAB_ENTRY; j++) + REG_WRITE(ah, CL_TAB_ENTRY(cl_idx[i]), + caldata->tx_clcal[i][j]); + } + } else if (is_reusable && txclcal_done) { + for (i = 0; i < AR9300_MAX_CHAINS; i++) { + if (!(ah->txchainmask & (1 << i))) + continue; + for (j = 0; j < MAX_CL_TAB_ENTRY; j++) + caldata->tx_clcal[i][j] = + REG_READ(ah, CL_TAB_ENTRY(cl_idx[i])); + } + set_bit(TXCLCAL_DONE, &caldata->cal_flags); + } +} + +static bool ar9003_hw_init_cal_pcoem(struct ath_hw *ah, + struct ath9k_channel *chan) { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_hw_cal_data *caldata = ah->caldata; - bool txiqcal_done = false, txclcal_done = false; + bool txiqcal_done = false; bool is_reusable = true, status = true; bool run_rtt_cal = false, run_agc_cal; bool rtt = !!(ah->caps.hw_caps & ATH9K_HW_CAP_RTT); + u32 rx_delay = 0; u32 agc_ctrl = 0, agc_supp_cals = AR_PHY_AGC_CONTROL_OFFSET_CAL | AR_PHY_AGC_CONTROL_FLTR_CAL | AR_PHY_AGC_CONTROL_PKDET_CAL; - int i, j; - u32 cl_idx[AR9300_MAX_CHAINS] = { AR_PHY_CL_TAB_0, - AR_PHY_CL_TAB_1, - AR_PHY_CL_TAB_2 }; + + /* Use chip chainmask only for calibration */ + ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); if (rtt) { if (!ar9003_hw_rtt_restore(ah, chan)) @@ -992,17 +1382,22 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, ar9003_hw_rtt_clear_hist(ah); } - if (rtt && !run_rtt_cal) { - agc_ctrl = REG_READ(ah, AR_PHY_AGC_CONTROL); - agc_supp_cals &= agc_ctrl; - agc_ctrl &= ~(AR_PHY_AGC_CONTROL_OFFSET_CAL | - AR_PHY_AGC_CONTROL_FLTR_CAL | - AR_PHY_AGC_CONTROL_PKDET_CAL); - REG_WRITE(ah, AR_PHY_AGC_CONTROL, agc_ctrl); + if (rtt) { + if (!run_rtt_cal) { + agc_ctrl = REG_READ(ah, AR_PHY_AGC_CONTROL); + agc_supp_cals &= agc_ctrl; + agc_ctrl &= ~(AR_PHY_AGC_CONTROL_OFFSET_CAL | + AR_PHY_AGC_CONTROL_FLTR_CAL | + AR_PHY_AGC_CONTROL_PKDET_CAL); + REG_WRITE(ah, AR_PHY_AGC_CONTROL, agc_ctrl); + } else { + if (ah->ah_flags & AH_FASTCC) + run_agc_cal = true; + } } if (ah->enabled_cals & TX_CL_CAL) { - if (caldata && caldata->done_txclcal_once) + if (caldata && test_bit(TXCLCAL_DONE, &caldata->cal_flags)) REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); else { @@ -1012,7 +1407,8 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, } } - if (!(ah->enabled_cals & TX_IQ_CAL)) + if ((IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan)) || + !(ah->enabled_cals & TX_IQ_CAL)) goto skip_tx_iqcal; /* Do Tx IQ Calibration */ @@ -1025,28 +1421,28 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, * AGC calibration */ if (ah->enabled_cals & TX_IQ_ON_AGC_CAL) { - if (caldata && !caldata->done_txiqcal_once) + if (caldata && !test_bit(TXIQCAL_DONE, &caldata->cal_flags)) REG_SET_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); else REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); txiqcal_done = run_agc_cal = true; - goto skip_tx_iqcal; - } else if (caldata && !caldata->done_txiqcal_once) - run_agc_cal = true; + } +skip_tx_iqcal: if (ath9k_hw_mci_is_enabled(ah) && IS_CHAN_2GHZ(chan) && run_agc_cal) ar9003_mci_init_cal_req(ah, &is_reusable); - if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) { - txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); + if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) { + rx_delay = REG_READ(ah, AR_PHY_RX_DELAY); + /* Disable BB_active */ REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); udelay(5); + REG_WRITE(ah, AR_PHY_RX_DELAY, AR_PHY_RX_DELAY_DELAY); REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); } -skip_tx_iqcal: if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { /* Calibrate the AGC */ REG_WRITE(ah, AR_PHY_AGC_CONTROL, @@ -1057,14 +1453,13 @@ skip_tx_iqcal: status = ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT); - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - for (i = 0; i < AR9300_MAX_CHAINS; i++) { - if (!(ah->rxchainmask & (1 << i))) - continue; - ar9003_hw_manual_peak_cal(ah, i, - IS_CHAN_2GHZ(chan)); - } - } + + ar9003_hw_do_pcoem_manual_peak_cal(ah, chan, run_rtt_cal); + } + + if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) { + REG_WRITE(ah, AR_PHY_RX_DELAY, rx_delay); + udelay(5); } if (ath9k_hw_mci_is_enabled(ah) && IS_CHAN_2GHZ(chan) && run_agc_cal) @@ -1080,72 +1475,185 @@ skip_tx_iqcal: ar9003_hw_rtt_disable(ah); ath_dbg(common, CALIBRATE, - "offset calibration failed to complete in 1ms; noisy environment?\n"); + "offset calibration failed to complete in %d ms; noisy environment?\n", + AH_WAIT_TIMEOUT / 1000); return false; } if (txiqcal_done) - ar9003_hw_tx_iq_cal_post_proc(ah, is_reusable); - else if (caldata && caldata->done_txiqcal_once) + ar9003_hw_tx_iq_cal_post_proc(ah, 0, is_reusable); + else if (caldata && test_bit(TXIQCAL_DONE, &caldata->cal_flags)) ar9003_hw_tx_iq_cal_reload(ah); -#define CL_TAB_ENTRY(reg_base) (reg_base + (4 * j)) - if (caldata && (ah->enabled_cals & TX_CL_CAL)) { - txclcal_done = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & - AR_PHY_AGC_CONTROL_CLC_SUCCESS); - if (caldata->done_txclcal_once) { - for (i = 0; i < AR9300_MAX_CHAINS; i++) { - if (!(ah->txchainmask & (1 << i))) - continue; - for (j = 0; j < MAX_CL_TAB_ENTRY; j++) - REG_WRITE(ah, CL_TAB_ENTRY(cl_idx[i]), - caldata->tx_clcal[i][j]); - } - } else if (is_reusable && txclcal_done) { - for (i = 0; i < AR9300_MAX_CHAINS; i++) { - if (!(ah->txchainmask & (1 << i))) - continue; - for (j = 0; j < MAX_CL_TAB_ENTRY; j++) - caldata->tx_clcal[i][j] = - REG_READ(ah, - CL_TAB_ENTRY(cl_idx[i])); - } - caldata->done_txclcal_once = true; - } - } -#undef CL_TAB_ENTRY + ar9003_hw_cl_cal_post_proc(ah, is_reusable); if (run_rtt_cal && caldata) { if (is_reusable) { - if (!ath9k_hw_rfbus_req(ah)) + if (!ath9k_hw_rfbus_req(ah)) { ath_err(ath9k_hw_common(ah), "Could not stop baseband\n"); - else + } else { ar9003_hw_rtt_fill_hist(ah); + if (test_bit(SW_PKDET_DONE, &caldata->cal_flags)) + ar9003_hw_rtt_load_hist(ah); + } + ath9k_hw_rfbus_done(ah); } ar9003_hw_rtt_disable(ah); } + /* Revert chainmask to runtime parameters */ + ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); + /* Initialize list pointers */ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; - ah->supp_cals = IQ_MISMATCH_CAL; - if (ah->supp_cals & IQ_MISMATCH_CAL) { - INIT_CAL(&ah->iq_caldata); - INSERT_CAL(ah, &ah->iq_caldata); - ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n"); - } + INIT_CAL(&ah->iq_caldata); + INSERT_CAL(ah, &ah->iq_caldata); + ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n"); + + /* Initialize current pointer to first element in list */ + ah->cal_list_curr = ah->cal_list; + + if (ah->cal_list_curr) + ath9k_hw_reset_calibration(ah, ah->cal_list_curr); + + if (caldata) + caldata->CalValid = 0; + + return true; +} + +static bool do_ar9003_agc_cal(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + bool status; - if (ah->supp_cals & TEMP_COMP_CAL) { - INIT_CAL(&ah->tempCompCalData); - INSERT_CAL(ah, &ah->tempCompCalData); + REG_WRITE(ah, AR_PHY_AGC_CONTROL, + REG_READ(ah, AR_PHY_AGC_CONTROL) | + AR_PHY_AGC_CONTROL_CAL); + + status = ath9k_hw_wait(ah, AR_PHY_AGC_CONTROL, + AR_PHY_AGC_CONTROL_CAL, + 0, AH_WAIT_TIMEOUT); + if (!status) { ath_dbg(common, CALIBRATE, - "enabling Temperature Compensation Calibration\n"); + "offset calibration failed to complete in %d ms," + "noisy environment?\n", + AH_WAIT_TIMEOUT / 1000); + return false; + } + + return true; +} + +static bool ar9003_hw_init_cal_soc(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_cal_data *caldata = ah->caldata; + bool txiqcal_done = false; + bool status = true; + bool run_agc_cal = false, sep_iq_cal = false; + int i = 0; + + /* Use chip chainmask only for calibration */ + ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); + + if (ah->enabled_cals & TX_CL_CAL) { + REG_SET_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); + run_agc_cal = true; + } + + if (IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan)) + goto skip_tx_iqcal; + + /* Do Tx IQ Calibration */ + REG_RMW_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_1, + AR_PHY_TX_IQCAL_CONTROL_1_IQCORR_I_Q_COFF_DELPT, + DELPT); + + /* + * For AR9485 or later chips, TxIQ cal runs as part of + * AGC calibration. Specifically, AR9550 in SoC chips. + */ + if (ah->enabled_cals & TX_IQ_ON_AGC_CAL) { + if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) { + txiqcal_done = true; + } else { + txiqcal_done = false; + } + run_agc_cal = true; + } else { + sep_iq_cal = true; + run_agc_cal = true; + } + + /* + * In the SoC family, this will run for AR9300, AR9331 and AR9340. + */ + if (sep_iq_cal) { + txiqcal_done = ar9003_hw_tx_iq_cal_run(ah); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + } + + if (AR_SREV_9550(ah) && IS_CHAN_2GHZ(chan)) { + if (!ar9003_hw_dynamic_osdac_selection(ah, txiqcal_done)) + return false; } +skip_tx_iqcal: + if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { + if (AR_SREV_9330_11(ah)) + ar9003_hw_manual_peak_cal(ah, 0, IS_CHAN_2GHZ(chan)); + + /* + * For non-AR9550 chips, we just trigger AGC calibration + * in the HW, poll for completion and then process + * the results. + * + * For AR955x, we run it multiple times and use + * median IQ correction. + */ + if (!AR_SREV_9550(ah)) { + status = do_ar9003_agc_cal(ah); + if (!status) + return false; + + if (txiqcal_done) + ar9003_hw_tx_iq_cal_post_proc(ah, 0, false); + } else { + if (!txiqcal_done) { + status = do_ar9003_agc_cal(ah); + if (!status) + return false; + } else { + for (i = 0; i < MAXIQCAL; i++) { + status = do_ar9003_agc_cal(ah); + if (!status) + return false; + ar9003_hw_tx_iq_cal_post_proc(ah, i, false); + } + } + } + } + + /* Revert chainmask to runtime parameters */ + ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); + + /* Initialize list pointers */ + ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; + + INIT_CAL(&ah->iq_caldata); + INSERT_CAL(ah, &ah->iq_caldata); + ath_dbg(common, CALIBRATE, "enabling IQ Calibration\n"); + /* Initialize current pointer to first element in list */ ah->cal_list_curr = ah->cal_list; @@ -1163,8 +1671,12 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah) struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); struct ath_hw_ops *ops = ath9k_hw_ops(ah); + if (AR_SREV_9485(ah) || AR_SREV_9462(ah) || AR_SREV_9565(ah)) + priv_ops->init_cal = ar9003_hw_init_cal_pcoem; + else + priv_ops->init_cal = ar9003_hw_init_cal_soc; + priv_ops->init_cal_settings = ar9003_hw_init_cal_settings; - priv_ops->init_cal = ar9003_hw_init_cal; priv_ops->setup_calibration = ar9003_hw_setup_calibration; ops->calibrate = ar9003_hw_calibrate; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 562186ca9b5..235053ba773 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -23,8 +23,8 @@ #define COMP_HDR_LEN 4 #define COMP_CKSUM_LEN 2 -#define LE16(x) __constant_cpu_to_le16(x) -#define LE32(x) __constant_cpu_to_le32(x) +#define LE16(x) cpu_to_le16(x) +#define LE32(x) cpu_to_le32(x) /* Local defines to distinguish between extension and control CTL's */ #define EXT_ADDITIVE (0x8000) @@ -131,6 +131,7 @@ static const struct ar9300_eeprom ar9300_default = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0cf0e0e0), .papdRateMaskHt40 = LE32(0x6cf0e0e0), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -138,7 +139,7 @@ static const struct ar9300_eeprom ar9300_default = { }, .base_ext1 = { .ant_div_control = 0, - .future = {0, 0, 0}, + .future = {0, 0}, .tempslopextension = {0, 0, 0, 0, 0, 0, 0, 0} }, .calFreqPier2G = { @@ -333,6 +334,7 @@ static const struct ar9300_eeprom ar9300_default = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0c80c080), .papdRateMaskHt40 = LE32(0x0080c080), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -707,6 +709,7 @@ static const struct ar9300_eeprom ar9300_x113 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0c80c080), .papdRateMaskHt40 = LE32(0x0080c080), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -714,7 +717,7 @@ static const struct ar9300_eeprom ar9300_x113 = { }, .base_ext1 = { .ant_div_control = 0, - .future = {0, 0, 0}, + .future = {0, 0}, .tempslopextension = {0, 0, 0, 0, 0, 0, 0, 0} }, .calFreqPier2G = { @@ -909,6 +912,7 @@ static const struct ar9300_eeprom ar9300_x113 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0cf0e0e0), .papdRateMaskHt40 = LE32(0x6cf0e0e0), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -1284,6 +1288,7 @@ static const struct ar9300_eeprom ar9300_h112 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0c80c080), .papdRateMaskHt40 = LE32(0x0080c080), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -1291,7 +1296,7 @@ static const struct ar9300_eeprom ar9300_h112 = { }, .base_ext1 = { .ant_div_control = 0, - .future = {0, 0, 0}, + .future = {0, 0}, .tempslopextension = {0, 0, 0, 0, 0, 0, 0, 0} }, .calFreqPier2G = { @@ -1486,6 +1491,7 @@ static const struct ar9300_eeprom ar9300_h112 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0cf0e0e0), .papdRateMaskHt40 = LE32(0x6cf0e0e0), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -1861,6 +1867,7 @@ static const struct ar9300_eeprom ar9300_x112 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0c80c080), .papdRateMaskHt40 = LE32(0x0080c080), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -1868,7 +1875,7 @@ static const struct ar9300_eeprom ar9300_x112 = { }, .base_ext1 = { .ant_div_control = 0, - .future = {0, 0, 0}, + .future = {0, 0}, .tempslopextension = {0, 0, 0, 0, 0, 0, 0, 0} }, .calFreqPier2G = { @@ -2063,6 +2070,7 @@ static const struct ar9300_eeprom ar9300_x112 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0cf0e0e0), .papdRateMaskHt40 = LE32(0x6cf0e0e0), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -2437,6 +2445,7 @@ static const struct ar9300_eeprom ar9300_h116 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0c80C080), .papdRateMaskHt40 = LE32(0x0080C080), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -2444,7 +2453,7 @@ static const struct ar9300_eeprom ar9300_h116 = { }, .base_ext1 = { .ant_div_control = 0, - .future = {0, 0, 0}, + .future = {0, 0}, .tempslopextension = {0, 0, 0, 0, 0, 0, 0, 0} }, .calFreqPier2G = { @@ -2639,6 +2648,7 @@ static const struct ar9300_eeprom ar9300_h116 = { .thresh62 = 28, .papdRateMaskHt20 = LE32(0x0cf0e0e0), .papdRateMaskHt40 = LE32(0x6cf0e0e0), + .switchcomspdt = 0, .xlna_bias_strength = 0, .futureModal = { 0, 0, 0, 0, 0, 0, 0, @@ -2991,7 +3001,10 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, case EEP_CHAIN_MASK_REDUCE: return (pBase->miscConfiguration >> 0x3) & 0x1; case EEP_ANT_DIV_CTL1: - return eep->base_ext1.ant_div_control; + if (AR_SREV_9565(ah)) + return AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE; + else + return eep->base_ext1.ant_div_control; case EEP_ANTENNA_GAIN_5G: return eep->modalHeader5G.antennaGain; case EEP_ANTENNA_GAIN_2G: @@ -3424,12 +3437,12 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct ar9300_base_eep_hdr *pBase; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader2G); - len += snprintf(buf + len, size - len, - "%20s :\n", "5GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "5GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader5G); goto out; @@ -3479,8 +3492,8 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Rx Gain", pBase->txrxgain & 0xf); PR_EEP("SW Reg", le32_to_cpu(pBase->swreg)); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - ah->eeprom.ar9300_eep.macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + ah->eeprom.ar9300_eep.macAddr); out: if (len > size) len = size; @@ -3541,13 +3554,12 @@ static u16 ar9003_switch_com_spdt_get(struct ath_hw *ah, bool is2ghz) return le16_to_cpu(ar9003_modal_header(ah, is2ghz)->switchcomspdt); } - -static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz) +u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz) { return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon); } -static u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz) +u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz) { return le32_to_cpu(ar9003_modal_header(ah, is2ghz)->antCtrlCommon2); } @@ -3561,21 +3573,32 @@ static u16 ar9003_hw_ant_ctrl_chain_get(struct ath_hw *ah, int chain, static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) { + struct ath_common *common = ath9k_hw_common(ah); struct ath9k_hw_capabilities *pCap = &ah->caps; int chain; - u32 regval; + u32 regval, value, gpio; static const u32 switch_chain_reg[AR9300_MAX_CHAINS] = { AR_PHY_SWITCH_CHAIN_0, AR_PHY_SWITCH_CHAIN_1, AR_PHY_SWITCH_CHAIN_2, }; - u32 value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz); + if (AR_SREV_9485(ah) && (ar9003_hw_get_rx_gain_idx(ah) == 0)) { + if (ah->config.xlna_gpio) + gpio = ah->config.xlna_gpio; + else + gpio = AR9300_EXT_LNA_CTL_GPIO_AR9485; + + ath9k_hw_cfg_output(ah, gpio, + AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED); + } + + value = ar9003_hw_ant_ctrl_common_get(ah, is2ghz); if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM, AR_SWITCH_TABLE_COM_AR9462_ALL, value); - } else if (AR_SREV_9550(ah)) { + } else if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) { REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM, AR_SWITCH_TABLE_COM_AR9550_ALL, value); } else @@ -3596,7 +3619,7 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) * 7:4 R/W SWITCH_TABLE_COM_SPDT_WLAN_IDLE * SWITCH_TABLE_COM_SPDT_WLAN_IDLE */ - if (AR_SREV_9462_20(ah) || AR_SREV_9565(ah)) { + if (AR_SREV_9462_20_OR_LATER(ah) || AR_SREV_9565(ah)) { value = ar9003_switch_com_spdt_get(ah, is2ghz); REG_RMW_FIELD(ah, AR_PHY_GLB_CONTROL, AR_SWITCH_TABLE_COM_SPDT_ALL, value); @@ -3604,8 +3627,19 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) } value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz); + if (AR_SREV_9485(ah) && common->bt_ant_diversity) { + value &= ~AR_SWITCH_TABLE_COM2_ALL; + value |= ah->config.ant_ctrl_comm2g_switch_enable; + + } REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value); + if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) { + value = ar9003_hw_ant_ctrl_chain_get(ah, 1, is2ghz); + REG_RMW_FIELD(ah, switch_chain_reg[0], + AR_SWITCH_TABLE_ALL, value); + } + for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { if ((ah->rxchainmask & BIT(chain)) || (ah->txchainmask & BIT(chain))) { @@ -3629,21 +3663,43 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) regval &= (~AR_PHY_ANT_DIV_LNADIV); regval |= ((value >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; + if (AR_SREV_9485(ah) && common->bt_ant_diversity) + regval |= AR_ANT_DIV_ENABLE; + if (AR_SREV_9565(ah)) { - if (ah->shared_chain_lnadiv) { + if (common->bt_ant_diversity) { regval |= (1 << AR_PHY_ANT_SW_RX_PROT_S); + + REG_SET_BIT(ah, AR_PHY_RESTART, + AR_PHY_RESTART_ENABLE_DIV_M2FLAG); + + /* Force WLAN LNA diversity ON */ + REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); } else { regval &= ~(1 << AR_PHY_ANT_DIV_LNADIV_S); regval &= ~(1 << AR_PHY_ANT_SW_RX_PROT_S); + + REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, + (1 << AR_PHY_ANT_SW_RX_PROT_S)); + + /* Force WLAN LNA diversity OFF */ + REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); } } REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); - /*enable fast_div */ + /* enable fast_div */ regval = REG_READ(ah, AR_PHY_CCK_DETECT); regval &= (~AR_FAST_DIV_ENABLE); regval |= ((value >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; + + if ((AR_SREV_9485(ah) || AR_SREV_9565(ah)) + && common->bt_ant_diversity) + regval |= AR_FAST_DIV_ENABLE; + REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { @@ -3657,9 +3713,9 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) AR_PHY_ANT_DIV_ALT_GAINTB | AR_PHY_ANT_DIV_MAIN_GAINTB)); /* by default use LNA1 for the main antenna */ - regval |= (AR_PHY_ANT_DIV_LNA1 << + regval |= (ATH_ANT_DIV_COMB_LNA1 << AR_PHY_ANT_DIV_MAIN_LNACONF_S); - regval |= (AR_PHY_ANT_DIV_LNA2 << + regval |= (ATH_ANT_DIV_COMB_LNA2 << AR_PHY_ANT_DIV_ALT_LNACONF_S); REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); } @@ -3772,6 +3828,17 @@ static void ar9003_hw_atten_apply(struct ath_hw *ah, struct ath9k_channel *chan) AR_PHY_EXT_ATTEN_CTL_2, }; + if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) { + value = ar9003_hw_atten_chain_get(ah, 1, chan); + REG_RMW_FIELD(ah, ext_atten_reg[0], + AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value); + + value = ar9003_hw_atten_chain_get_margin(ah, 1, chan); + REG_RMW_FIELD(ah, ext_atten_reg[0], + AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, + value); + } + /* Test value. if 0 then attenuation is unused. Don't load anything. */ for (i = 0; i < 3; i++) { if (ah->txchainmask & BIT(i)) { @@ -3779,7 +3846,18 @@ static void ar9003_hw_atten_apply(struct ath_hw *ah, struct ath9k_channel *chan) REG_RMW_FIELD(ah, ext_atten_reg[i], AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value); - value = ar9003_hw_atten_chain_get_margin(ah, i, chan); + if (AR_SREV_9485(ah) && + (ar9003_hw_get_rx_gain_idx(ah) == 0) && + ah->config.xatten_margin_cfg) + value = 5; + else + value = ar9003_hw_atten_chain_get_margin(ah, i, chan); + + if (ah->config.alt_mingainidx) + REG_RMW_FIELD(ah, AR_PHY_EXT_ATTEN_CTL_0, + AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, + value); + REG_RMW_FIELD(ah, ext_atten_reg[i], AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN, value); @@ -3897,7 +3975,7 @@ static void ar9003_hw_apply_tuning_caps(struct ath_hw *ah) struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; u8 tuning_caps_param = eep->baseEepHeader.params_for_tuning_caps[0]; - if (AR_SREV_9485(ah) || AR_SREV_9330(ah) || AR_SREV_9340(ah)) + if (AR_SREV_9340(ah) || AR_SREV_9531(ah)) return; if (eep->baseEepHeader.featureEnable & 0x40) { @@ -3916,18 +3994,20 @@ static void ar9003_hw_quick_drop_apply(struct ath_hw *ah, u16 freq) int quick_drop; s32 t[3], f[3] = {5180, 5500, 5785}; - if (!(pBase->miscConfiguration & BIT(1))) + if (!(pBase->miscConfiguration & BIT(4))) return; - if (freq < 4000) - quick_drop = eep->modalHeader2G.quick_drop; - else { - t[0] = eep->base_ext1.quick_drop_low; - t[1] = eep->modalHeader5G.quick_drop; - t[2] = eep->base_ext1.quick_drop_high; - quick_drop = ar9003_hw_power_interpolate(freq, f, t, 3); + if (AR_SREV_9300(ah) || AR_SREV_9580(ah) || AR_SREV_9340(ah)) { + if (freq < 4000) { + quick_drop = eep->modalHeader2G.quick_drop; + } else { + t[0] = eep->base_ext1.quick_drop_low; + t[1] = eep->modalHeader5G.quick_drop; + t[2] = eep->base_ext1.quick_drop_high; + quick_drop = ar9003_hw_power_interpolate(freq, f, t, 3); + } + REG_RMW_FIELD(ah, AR_PHY_AGC, AR_PHY_AGC_QUICK_DROP, quick_drop); } - REG_RMW_FIELD(ah, AR_PHY_AGC, AR_PHY_AGC_QUICK_DROP, quick_drop); } static void ar9003_hw_txend_to_xpa_off_apply(struct ath_hw *ah, bool is2ghz) @@ -3950,7 +4030,10 @@ static void ar9003_hw_xpa_timing_control_apply(struct ath_hw *ah, bool is2ghz) if (!(eep->baseEepHeader.featureEnable & 0x80)) return; - if (!AR_SREV_9300(ah) && !AR_SREV_9340(ah) && !AR_SREV_9580(ah)) + if (!AR_SREV_9300(ah) && + !AR_SREV_9340(ah) && + !AR_SREV_9580(ah) && + !AR_SREV_9531(ah)) return; xpa_ctl = ar9003_modal_header(ah, is2ghz)->txFrameToXpaOn; @@ -3967,7 +4050,7 @@ static void ar9003_hw_xlna_bias_strength_apply(struct ath_hw *ah, bool is2ghz) struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; u8 bias; - if (!(eep->baseEepHeader.featureEnable & 0x40)) + if (!(eep->baseEepHeader.miscConfiguration & 0x40)) return; if (!AR_SREV_9300(ah)) @@ -4026,8 +4109,9 @@ static void ar9003_hw_thermo_cal_apply(struct ath_hw *ah) { u32 data, ko, kg; - if (!AR_SREV_9462_20(ah)) + if (!AR_SREV_9462_20_OR_LATER(ah)) return; + ar9300_otp_read_word(ah, 1, &data); ko = data & 0xff; kg = (data >> 8) & 0xff; @@ -4040,6 +4124,37 @@ static void ar9003_hw_thermo_cal_apply(struct ath_hw *ah) } } +static void ar9003_hw_apply_minccapwr_thresh(struct ath_hw *ah, + bool is2ghz) +{ + struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; + const u_int32_t cca_ctrl[AR9300_MAX_CHAINS] = { + AR_PHY_CCA_CTRL_0, + AR_PHY_CCA_CTRL_1, + AR_PHY_CCA_CTRL_2, + }; + int chain; + u32 val; + + if (is2ghz) { + if (!(eep->base_ext1.misc_enable & BIT(2))) + return; + } else { + if (!(eep->base_ext1.misc_enable & BIT(3))) + return; + } + + for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { + if (!(ah->caps.tx_chainmask & BIT(chain))) + continue; + + val = ar9003_modal_header(ah, is2ghz)->noiseFloorThreshCh[chain]; + REG_RMW_FIELD(ah, cca_ctrl[chain], + AR_PHY_EXT_CCA0_THRESH62_1, val); + } + +} + static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah, struct ath9k_channel *chan) { @@ -4051,9 +4166,10 @@ static void ath9k_hw_ar9300_set_board_values(struct ath_hw *ah, ar9003_hw_xlna_bias_strength_apply(ah, is2ghz); ar9003_hw_atten_apply(ah, chan); ar9003_hw_quick_drop_apply(ah, chan->channel); - if (!AR_SREV_9330(ah) && !AR_SREV_9340(ah) && !AR_SREV_9550(ah)) + if (!AR_SREV_9330(ah) && !AR_SREV_9340(ah) && !AR_SREV_9531(ah)) ar9003_hw_internal_regulator_apply(ah); ar9003_hw_apply_tuning_caps(ah); + ar9003_hw_apply_minccapwr_thresh(ah, chan); ar9003_hw_txend_to_xpa_off_apply(ah, is2ghz); ar9003_hw_thermometer_apply(ah); ar9003_hw_thermo_cal_apply(ah); @@ -4529,7 +4645,7 @@ static void ar9003_hw_get_target_power_eeprom(struct ath_hw *ah, is2GHz); for (i = 0; i < ar9300RateSize; i++) { - ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n", + ath_dbg(common, REGULATORY, "TPC[%02d] 0x%08x\n", i, targetPowerValT2[i]); } } @@ -4586,14 +4702,14 @@ static int ar9003_hw_cal_pier_get(struct ath_hw *ah, return 0; } -static int ar9003_hw_power_control_override(struct ath_hw *ah, - int frequency, - int *correction, - int *voltage, int *temperature) +static void ar9003_hw_power_control_override(struct ath_hw *ah, + int frequency, + int *correction, + int *voltage, int *temperature) { - int tempSlope = 0; + int temp_slope = 0, temp_slope1 = 0, temp_slope2 = 0; struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; - int f[8], t[8], i; + int f[8], t[8], t1[3], t2[3], i; REG_RMW(ah, AR_PHY_TPC_11_B0, (correction[0] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), @@ -4624,38 +4740,119 @@ static int ar9003_hw_power_control_override(struct ath_hw *ah, * enable temperature compensation * Need to use register names */ - if (frequency < 4000) - tempSlope = eep->modalHeader2G.tempSlope; - else if ((eep->baseEepHeader.miscConfiguration & 0x20) != 0) { - for (i = 0; i < 8; i++) { - t[i] = eep->base_ext1.tempslopextension[i]; - f[i] = FBIN2FREQ(eep->calFreqPier5G[i], 0); + if (frequency < 4000) { + temp_slope = eep->modalHeader2G.tempSlope; + } else { + if (AR_SREV_9550(ah)) { + t[0] = eep->base_ext1.tempslopextension[2]; + t1[0] = eep->base_ext1.tempslopextension[3]; + t2[0] = eep->base_ext1.tempslopextension[4]; + f[0] = 5180; + + t[1] = eep->modalHeader5G.tempSlope; + t1[1] = eep->base_ext1.tempslopextension[0]; + t2[1] = eep->base_ext1.tempslopextension[1]; + f[1] = 5500; + + t[2] = eep->base_ext1.tempslopextension[5]; + t1[2] = eep->base_ext1.tempslopextension[6]; + t2[2] = eep->base_ext1.tempslopextension[7]; + f[2] = 5785; + + temp_slope = ar9003_hw_power_interpolate(frequency, + f, t, 3); + temp_slope1 = ar9003_hw_power_interpolate(frequency, + f, t1, 3); + temp_slope2 = ar9003_hw_power_interpolate(frequency, + f, t2, 3); + + goto tempslope; } - tempSlope = ar9003_hw_power_interpolate((s32) frequency, - f, t, 8); - } else if (eep->base_ext2.tempSlopeLow != 0) { - t[0] = eep->base_ext2.tempSlopeLow; - f[0] = 5180; - t[1] = eep->modalHeader5G.tempSlope; - f[1] = 5500; - t[2] = eep->base_ext2.tempSlopeHigh; - f[2] = 5785; - tempSlope = ar9003_hw_power_interpolate((s32) frequency, - f, t, 3); - } else - tempSlope = eep->modalHeader5G.tempSlope; - REG_RMW_FIELD(ah, AR_PHY_TPC_19, AR_PHY_TPC_19_ALPHA_THERM, tempSlope); + if ((eep->baseEepHeader.miscConfiguration & 0x20) != 0) { + for (i = 0; i < 8; i++) { + t[i] = eep->base_ext1.tempslopextension[i]; + f[i] = FBIN2FREQ(eep->calFreqPier5G[i], 0); + } + temp_slope = ar9003_hw_power_interpolate((s32) frequency, + f, t, 8); + } else if (eep->base_ext2.tempSlopeLow != 0) { + t[0] = eep->base_ext2.tempSlopeLow; + f[0] = 5180; + t[1] = eep->modalHeader5G.tempSlope; + f[1] = 5500; + t[2] = eep->base_ext2.tempSlopeHigh; + f[2] = 5785; + temp_slope = ar9003_hw_power_interpolate((s32) frequency, + f, t, 3); + } else { + temp_slope = eep->modalHeader5G.tempSlope; + } + } + +tempslope: + if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) { + u8 txmask = (eep->baseEepHeader.txrxMask & 0xf0) >> 4; - if (AR_SREV_9462_20(ah)) + /* + * AR955x has tempSlope register for each chain. + * Check whether temp_compensation feature is enabled or not. + */ + if (eep->baseEepHeader.featureEnable & 0x1) { + if (frequency < 4000) { + if (txmask & BIT(0)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19, + AR_PHY_TPC_19_ALPHA_THERM, + eep->base_ext2.tempSlopeLow); + if (txmask & BIT(1)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B1, + AR_PHY_TPC_19_ALPHA_THERM, + temp_slope); + if (txmask & BIT(2)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B2, + AR_PHY_TPC_19_ALPHA_THERM, + eep->base_ext2.tempSlopeHigh); + } else { + if (txmask & BIT(0)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19, + AR_PHY_TPC_19_ALPHA_THERM, + temp_slope); + if (txmask & BIT(1)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B1, + AR_PHY_TPC_19_ALPHA_THERM, + temp_slope1); + if (txmask & BIT(2)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B2, + AR_PHY_TPC_19_ALPHA_THERM, + temp_slope2); + } + } else { + /* + * If temp compensation is not enabled, + * set all registers to 0. + */ + if (txmask & BIT(0)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19, + AR_PHY_TPC_19_ALPHA_THERM, 0); + if (txmask & BIT(1)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B1, + AR_PHY_TPC_19_ALPHA_THERM, 0); + if (txmask & BIT(2)) + REG_RMW_FIELD(ah, AR_PHY_TPC_19_B2, + AR_PHY_TPC_19_ALPHA_THERM, 0); + } + } else { + REG_RMW_FIELD(ah, AR_PHY_TPC_19, + AR_PHY_TPC_19_ALPHA_THERM, temp_slope); + } + + if (AR_SREV_9462_20_OR_LATER(ah)) REG_RMW_FIELD(ah, AR_PHY_TPC_19_B1, - AR_PHY_TPC_19_B1_ALPHA_THERM, tempSlope); + AR_PHY_TPC_19_B1_ALPHA_THERM, temp_slope); REG_RMW_FIELD(ah, AR_PHY_TPC_18, AR_PHY_TPC_18_THERM_CAL_VALUE, temperature[0]); - - return 0; } /* Apply the recorded correction values. */ @@ -4879,6 +5076,10 @@ static u16 ar9003_hw_get_max_edge_power(struct ar9300_eeprom *eep, break; } } + + if (is2GHz && !twiceMaxEdgePower) + twiceMaxEdgePower = 60; + return twiceMaxEdgePower; } @@ -5185,7 +5386,7 @@ static void ath9k_hw_ar9300_set_txpower(struct ath_hw *ah, return; for (i = 0; i < ar9300RateSize; i++) { - ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n", + ath_dbg(common, REGULATORY, "TPC[%02d] 0x%08x\n", i, targetPowerValT2[i]); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h index 54ba42f4108..694ca2e680e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h @@ -52,6 +52,8 @@ #define AR9300_PAPRD_SCALE_2 0x70000000 #define AR9300_PAPRD_SCALE_2_S 28 +#define AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE 0xc9 + /* Delta from which to start power to pdadc table */ /* This offset is used in both open loop and closed loop power control * schemes. In open loop power control, it is not really needed, but for @@ -68,13 +70,16 @@ #define AR9300_BASE_ADDR 0x3ff #define AR9300_BASE_ADDR_512 0x1ff -#define AR9300_OTP_BASE (AR_SREV_9340(ah) ? 0x30000 : 0x14000) -#define AR9300_OTP_STATUS (AR_SREV_9340(ah) ? 0x30018 : 0x15f18) +#define AR9300_OTP_BASE \ + ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30000 : 0x14000) +#define AR9300_OTP_STATUS \ + ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x30018 : 0x15f18) #define AR9300_OTP_STATUS_TYPE 0x7 #define AR9300_OTP_STATUS_VALID 0x4 #define AR9300_OTP_STATUS_ACCESS_BUSY 0x2 #define AR9300_OTP_STATUS_SM_BUSY 0x1 -#define AR9300_OTP_READ_DATA (AR_SREV_9340(ah) ? 0x3001c : 0x15f1c) +#define AR9300_OTP_READ_DATA \ + ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) ? 0x3001c : 0x15f1c) enum targetPowerHTRates { HT_TARGET_RATE_0_8_16, @@ -265,10 +270,20 @@ struct cal_ctl_data_5g { u8 ctlEdges[AR9300_NUM_BAND_EDGES_5G]; } __packed; +#define MAX_BASE_EXTENSION_FUTURE 2 + struct ar9300_BaseExtension_1 { u8 ant_div_control; - u8 future[3]; - u8 tempslopextension[8]; + u8 future[MAX_BASE_EXTENSION_FUTURE]; + /* + * misc_enable: + * + * BIT 0 - TX Gain Cap enable. + * BIT 1 - Uncompressed Checksum enable. + * BIT 2/3 - MinCCApwr enable 2g/5g. + */ + u8 misc_enable; + int8_t tempslopextension[8]; int8_t quick_drop_low; int8_t quick_drop_high; } __packed; @@ -331,6 +346,8 @@ struct ar9300_eeprom { s32 ar9003_hw_get_tx_gain_idx(struct ath_hw *ah); s32 ar9003_hw_get_rx_gain_idx(struct ath_hw *ah); +u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz); +u32 ar9003_hw_ant_ctrl_common_2_get(struct ath_hw *ah, bool is2ghz); u8 *ar9003_get_spur_chan_ptr(struct ath_hw *ah, bool is_2ghz); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 59bf5f31e21..ec1da0cc25f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -17,6 +17,7 @@ #include "hw.h" #include "ar9003_mac.h" #include "ar9003_2p2_initvals.h" +#include "ar9003_buffalo_initvals.h" #include "ar9485_initvals.h" #include "ar9340_initvals.h" #include "ar9330_1p1_initvals.h" @@ -24,7 +25,10 @@ #include "ar955x_1p0_initvals.h" #include "ar9580_1p0_initvals.h" #include "ar9462_2p0_initvals.h" +#include "ar9462_2p1_initvals.h" #include "ar9565_1p0_initvals.h" +#include "ar9565_1p1_initvals.h" +#include "ar953x_initvals.h" /* General hardware code for the AR9003 hadware family */ @@ -147,12 +151,16 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) ar9340Modes_high_ob_db_tx_gain_table_1p0); INIT_INI_ARRAY(&ah->iniModesFastClock, - ar9340Modes_fast_clock_1p0); + ar9340Modes_fast_clock_1p0); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9340_1p0_baseband_core_txfir_coeff_japan_2484); + INIT_INI_ARRAY(&ah->ini_dfs, + ar9340_1p0_baseband_postamble_dfs_channel); if (!ah->is_clk_25mhz) INIT_INI_ARRAY(&ah->iniAdditional, ar9340_1p0_radio_core_40M); - } else if (AR_SREV_9485_11(ah)) { + } else if (AR_SREV_9485_11_OR_LATER(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9485_1_1_mac_core); @@ -186,17 +194,46 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9485_1_1_baseband_core_txfir_coeff_japan_2484); - /* Load PCIE SERDES settings from INI */ - - /* Awake Setting */ - + if (ah->config.no_pll_pwrsave) { + INIT_INI_ARRAY(&ah->iniPcieSerdes, + ar9485_1_1_pcie_phy_clkreq_disable_L1); + INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, + ar9485_1_1_pcie_phy_clkreq_disable_L1); + } else { + INIT_INI_ARRAY(&ah->iniPcieSerdes, + ar9485_1_1_pll_on_cdr_on_clkreq_disable_L1); + INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, + ar9485_1_1_pll_on_cdr_on_clkreq_disable_L1); + } + } else if (AR_SREV_9462_21(ah)) { + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], + ar9462_2p1_mac_core); + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], + ar9462_2p1_mac_postamble); + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], + ar9462_2p1_baseband_core); + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], + ar9462_2p1_baseband_postamble); + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], + ar9462_2p1_radio_core); + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], + ar9462_2p1_radio_postamble); + INIT_INI_ARRAY(&ah->ini_radio_post_sys2ant, + ar9462_2p1_radio_postamble_sys2ant); + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], + ar9462_2p1_soc_preamble); + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], + ar9462_2p1_soc_postamble); + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p1_common_rx_gain); + INIT_INI_ARRAY(&ah->iniModesFastClock, + ar9462_2p1_modes_fast_clock); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9462_2p1_baseband_core_txfir_coeff_japan_2484); INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9485_1_1_pcie_phy_clkreq_disable_L1); - - /* Sleep Setting */ - + ar9462_2p1_pciephy_clkreq_disable_L1); INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, - ar9485_1_1_pcie_phy_clkreq_disable_L1); + ar9462_2p1_pciephy_clkreq_disable_L1); } else if (AR_SREV_9462_20(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9462_2p0_mac_core); @@ -221,18 +258,18 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) ar9462_2p0_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, - ar9462_common_rx_gain_table_2p0); + ar9462_2p0_common_rx_gain); /* Awake -> Sleep Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdes, - ar9462_pciephy_clkreq_disable_L1_2p0); + ar9462_2p0_pciephy_clkreq_disable_L1); /* Sleep -> Awake Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, - ar9462_pciephy_clkreq_disable_L1_2p0); + ar9462_2p0_pciephy_clkreq_disable_L1); /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, - ar9462_modes_fast_clock_2p0); + ar9462_2p0_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9462_2p0_baseband_core_txfir_coeff_japan_2484); @@ -272,6 +309,31 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, ar955x_1p0_modes_fast_clock); + } else if (AR_SREV_9531(ah)) { + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], + qca953x_1p0_mac_core); + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], + qca953x_1p0_mac_postamble); + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], + qca953x_1p0_baseband_core); + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], + qca953x_1p0_baseband_postamble); + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], + qca953x_1p0_radio_core); + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], + qca953x_1p0_radio_postamble); + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], + qca953x_1p0_soc_preamble); + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], + qca953x_1p0_soc_postamble); + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_1p0_common_wo_xlna_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_1p0_common_wo_xlna_rx_gain_bounds); + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p0_modes_no_xpa_tx_gain_table); + INIT_INI_ARRAY(&ah->iniModesFastClock, + qca953x_1p0_modes_fast_clock); } else if (AR_SREV_9580(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], @@ -304,7 +366,46 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) ar9580_1p0_low_ob_db_tx_gain_table); INIT_INI_ARRAY(&ah->iniModesFastClock, - ar9580_1p0_modes_fast_clock); + ar9580_1p0_modes_fast_clock); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9580_1p0_baseband_core_txfir_coeff_japan_2484); + INIT_INI_ARRAY(&ah->ini_dfs, + ar9580_1p0_baseband_postamble_dfs_channel); + } else if (AR_SREV_9565_11_OR_LATER(ah)) { + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], + ar9565_1p1_mac_core); + INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], + ar9565_1p1_mac_postamble); + + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], + ar9565_1p1_baseband_core); + INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], + ar9565_1p1_baseband_postamble); + + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], + ar9565_1p1_radio_core); + INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], + ar9565_1p1_radio_postamble); + + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], + ar9565_1p1_soc_preamble); + INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], + ar9565_1p1_soc_postamble); + + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9565_1p1_Common_rx_gain_table); + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9565_1p1_Modes_lowest_ob_db_tx_gain_table); + + INIT_INI_ARRAY(&ah->iniPcieSerdes, + ar9565_1p1_pciephy_clkreq_disable_L1); + INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, + ar9565_1p1_pciephy_clkreq_disable_L1); + + INIT_INI_ARRAY(&ah->iniModesFastClock, + ar9565_1p1_modes_fast_clock); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9565_1p1_baseband_core_txfir_coeff_japan_2484); } else if (AR_SREV_9565(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9565_1p0_mac_core); @@ -338,6 +439,8 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) INIT_INI_ARRAY(&ah->iniModesFastClock, ar9565_1p0_modes_fast_clock); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9565_1p0_baseband_core_txfir_coeff_japan_2484); } else { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], @@ -383,7 +486,11 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, - ar9300Modes_fast_clock_2p2); + ar9300Modes_fast_clock_2p2); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9300_2p2_baseband_core_txfir_coeff_japan_2484); + INIT_INI_ARRAY(&ah->ini_dfs, + ar9300_2p2_baseband_postamble_dfs_channel); } } @@ -398,18 +505,27 @@ static void ar9003_tx_gain_table_mode0(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_lowest_ob_db_tx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485_modes_lowest_ob_db_tx_gain_1_1); else if (AR_SREV_9550(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_xpa_tx_gain_table); + else if (AR_SREV_9531(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p0_modes_xpa_tx_gain_table); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_lowest_ob_db_tx_gain_table); + else if (AR_SREV_9462_21(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9462_2p1_modes_low_ob_db_tx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, - ar9462_modes_low_ob_db_tx_gain_table_2p0); + ar9462_2p0_modes_low_ob_db_tx_gain); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9565_1p1_modes_low_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_low_ob_db_tx_gain_table); @@ -429,7 +545,7 @@ static void ar9003_tx_gain_table_mode1(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_high_ob_db_tx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_high_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) @@ -438,9 +554,22 @@ static void ar9003_tx_gain_table_mode1(struct ath_hw *ah) else if (AR_SREV_9550(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_no_xpa_tx_gain_table); + else if (AR_SREV_9531(ah)) { + if (AR_SREV_9531_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p1_modes_no_xpa_tx_gain_table); + else + INIT_INI_ARRAY(&ah->iniModesTxGain, + qca953x_1p0_modes_no_xpa_tx_gain_table); + } else if (AR_SREV_9462_21(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9462_2p1_modes_high_ob_db_tx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, - ar9462_modes_high_ob_db_tx_gain_table_2p0); + ar9462_2p0_modes_high_ob_db_tx_gain); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9565_1p1_modes_high_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_high_ob_db_tx_gain_table); @@ -460,12 +589,15 @@ static void ar9003_tx_gain_table_mode2(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_low_ob_db_tx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_low_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_low_ob_db_tx_gain_table); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9565_1p1_modes_low_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_low_ob_db_tx_gain_table); @@ -485,18 +617,26 @@ static void ar9003_tx_gain_table_mode3(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_high_power_tx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_high_power_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_high_power_tx_gain_table); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9565_1p1_modes_high_power_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_high_power_tx_gain_table); - else - INIT_INI_ARRAY(&ah->iniModesTxGain, - ar9300Modes_high_power_tx_gain_table_2p2); + else { + if (ah->config.tx_gain_buffalo) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9300Modes_high_power_tx_gain_table_buffalo); + else + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9300Modes_high_power_tx_gain_table_2p2); + } } static void ar9003_tx_gain_table_mode4(struct ath_hw *ah) @@ -507,28 +647,73 @@ static void ar9003_tx_gain_table_mode4(struct ath_hw *ah) else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_mixed_ob_db_tx_gain_table); + else if (AR_SREV_9462_21(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9462_2p1_modes_mix_ob_db_tx_gain); + else if (AR_SREV_9462_20(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9462_2p0_modes_mix_ob_db_tx_gain); + else + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9300Modes_mixed_ob_db_tx_gain_table_2p2); +} + +static void ar9003_tx_gain_table_mode5(struct ath_hw *ah) +{ + if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_green_ob_db_tx_gain_1_1); + else if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_ub124_tx_gain_table_1p0); + else if (AR_SREV_9580(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9580_1p0_type5_tx_gain_table); + else if (AR_SREV_9300_22(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9300Modes_type5_tx_gain_table_2p2); } +static void ar9003_tx_gain_table_mode6(struct ath_hw *ah) +{ + if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340Modes_low_ob_db_and_spur_tx_gain_table_1p0); + else if (AR_SREV_9485_11_OR_LATER(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9485Modes_green_spur_ob_db_tx_gain_1_1); + else if (AR_SREV_9580(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9580_1p0_type6_tx_gain_table); +} + +static void ar9003_tx_gain_table_mode7(struct ath_hw *ah) +{ + if (AR_SREV_9340(ah)) + INIT_INI_ARRAY(&ah->iniModesTxGain, + ar9340_cus227_tx_gain_table_1p0); +} + +typedef void (*ath_txgain_tab)(struct ath_hw *ah); + static void ar9003_tx_gain_table_apply(struct ath_hw *ah) { - switch (ar9003_hw_get_tx_gain_idx(ah)) { - case 0: - default: - ar9003_tx_gain_table_mode0(ah); - break; - case 1: - ar9003_tx_gain_table_mode1(ah); - break; - case 2: - ar9003_tx_gain_table_mode2(ah); - break; - case 3: - ar9003_tx_gain_table_mode3(ah); - break; - case 4: - ar9003_tx_gain_table_mode4(ah); - break; - } + static const ath_txgain_tab modes[] = { + ar9003_tx_gain_table_mode0, + ar9003_tx_gain_table_mode1, + ar9003_tx_gain_table_mode2, + ar9003_tx_gain_table_mode3, + ar9003_tx_gain_table_mode4, + ar9003_tx_gain_table_mode5, + ar9003_tx_gain_table_mode6, + ar9003_tx_gain_table_mode7, + }; + int idx = ar9003_hw_get_tx_gain_idx(ah); + + if (idx >= ARRAY_SIZE(modes)) + idx = 0; + + modes[idx](ah); } static void ar9003_rx_gain_table_mode0(struct ath_hw *ah) @@ -542,7 +727,7 @@ static void ar9003_rx_gain_table_mode0(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9340Common_rx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9485_common_rx_gain_1_1); else if (AR_SREV_9550(ah)) { @@ -550,12 +735,26 @@ static void ar9003_rx_gain_table_mode0(struct ath_hw *ah) ar955x_1p0_common_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_rx_gain_bounds); + } else if (AR_SREV_9531(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_1p0_common_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_1p0_common_rx_gain_bounds); } else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_rx_gain_table); + else if (AR_SREV_9462_21(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p1_common_rx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, - ar9462_common_rx_gain_table_2p0); + ar9462_2p0_common_rx_gain); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9565_1p1_Common_rx_gain_table); + else if (AR_SREV_9565(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9565_1p0_Common_rx_gain_table); else INIT_INI_ARRAY(&ah->iniModesRxGain, ar9300Common_rx_gain_table_2p2); @@ -572,20 +771,31 @@ static void ar9003_rx_gain_table_mode1(struct ath_hw *ah) else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9340Common_wo_xlna_rx_gain_table_1p0); - else if (AR_SREV_9485_11(ah)) + else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9485Common_wo_xlna_rx_gain_1_1); + else if (AR_SREV_9462_21(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p1_common_wo_xlna_rx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, - ar9462_common_wo_xlna_rx_gain_table_2p0); + ar9462_2p0_common_wo_xlna_rx_gain); else if (AR_SREV_9550(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar955x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_wo_xlna_rx_gain_bounds); + } else if (AR_SREV_9531(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + qca953x_1p0_common_wo_xlna_rx_gain_table); + INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, + qca953x_1p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_wo_xlna_rx_gain_table); + else if (AR_SREV_9565_11(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9565_1p1_common_wo_xlna_rx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p0_common_wo_xlna_rx_gain_table); @@ -596,9 +806,40 @@ static void ar9003_rx_gain_table_mode1(struct ath_hw *ah) static void ar9003_rx_gain_table_mode2(struct ath_hw *ah) { - if (AR_SREV_9462_20(ah)) + if (AR_SREV_9462_21(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p1_common_mixed_rx_gain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_core, + ar9462_2p1_baseband_core_mix_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_postamble, + ar9462_2p1_baseband_postamble_mix_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_5g_xlna, + ar9462_2p1_baseband_postamble_5g_xlna); + } else if (AR_SREV_9462_20(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p0_common_mixed_rx_gain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_core, + ar9462_2p0_baseband_core_mix_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_postamble, + ar9462_2p0_baseband_postamble_mix_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_5g_xlna, + ar9462_2p0_baseband_postamble_5g_xlna); + } +} + +static void ar9003_rx_gain_table_mode3(struct ath_hw *ah) +{ + if (AR_SREV_9462_21(ah)) { + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9462_2p1_common_5g_xlna_only_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_5g_xlna, + ar9462_2p1_baseband_postamble_5g_xlna); + } else if (AR_SREV_9462_20(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, - ar9462_common_mixed_rx_gain_table_2p0); + ar9462_2p0_common_5g_xlna_only_rxgain); + INIT_INI_ARRAY(&ah->ini_modes_rxgain_5g_xlna, + ar9462_2p0_baseband_postamble_5g_xlna); + } } static void ar9003_rx_gain_table_apply(struct ath_hw *ah) @@ -614,6 +855,9 @@ static void ar9003_rx_gain_table_apply(struct ath_hw *ah) case 2: ar9003_rx_gain_table_mode2(ah); break; + case 3: + ar9003_rx_gain_table_mode3(ah); + break; } } @@ -636,35 +880,153 @@ static void ar9003_hw_init_mode_gain_regs(struct ath_hw *ah) static void ar9003_hw_configpcipowersave(struct ath_hw *ah, bool power_off) { + unsigned int i; + struct ar5416IniArray *array; + + /* + * Increase L1 Entry Latency. Some WB222 boards don't have + * this change in eeprom/OTP. + * + */ + if (AR_SREV_9462(ah)) { + u32 val = ah->config.aspm_l1_fix; + if ((val & 0xff000000) == 0x17000000) { + val &= 0x00ffffff; + val |= 0x27000000; + REG_WRITE(ah, 0x570c, val); + } + } + /* Nothing to do on restore for 11N */ if (!power_off /* !restore */) { /* set bit 19 to allow forcing of pcie core into L1 state */ REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); - - /* Several PCIe massages to ensure proper behaviour */ - if (ah->config.pcie_waen) - REG_WRITE(ah, AR_WA, ah->config.pcie_waen); - else - REG_WRITE(ah, AR_WA, ah->WARegVal); + REG_WRITE(ah, AR_WA, ah->WARegVal); } /* * Configire PCIE after Ini init. SERDES values now come from ini file * This enables PCIe low power mode. */ - if (ah->config.pcieSerDesWrite) { - unsigned int i; - struct ar5416IniArray *array; + array = power_off ? &ah->iniPcieSerdes : + &ah->iniPcieSerdesLowPower; + + for (i = 0; i < array->ia_rows; i++) { + REG_WRITE(ah, + INI_RA(array, i, 0), + INI_RA(array, i, 1)); + } +} + +static void ar9003_hw_init_hang_checks(struct ath_hw *ah) +{ + /* + * All chips support detection of BB/MAC hangs. + */ + ah->config.hw_hang_checks |= HW_BB_WATCHDOG; + ah->config.hw_hang_checks |= HW_MAC_HANG; + + /* + * This is not required for AR9580 1.0 + */ + if (AR_SREV_9300_22(ah)) + ah->config.hw_hang_checks |= HW_PHYRESTART_CLC_WAR; - array = power_off ? &ah->iniPcieSerdes : - &ah->iniPcieSerdesLowPower; + if (AR_SREV_9330(ah)) + ah->bb_watchdog_timeout_ms = 85; + else + ah->bb_watchdog_timeout_ms = 25; +} + +/* + * MAC HW hang check + * ================= + * + * Signature: dcu_chain_state is 0x6 and dcu_complete_state is 0x1. + * + * The state of each DCU chain (mapped to TX queues) is available from these + * DMA debug registers: + * + * Chain 0 state : Bits 4:0 of AR_DMADBG_4 + * Chain 1 state : Bits 9:5 of AR_DMADBG_4 + * Chain 2 state : Bits 14:10 of AR_DMADBG_4 + * Chain 3 state : Bits 19:15 of AR_DMADBG_4 + * Chain 4 state : Bits 24:20 of AR_DMADBG_4 + * Chain 5 state : Bits 29:25 of AR_DMADBG_4 + * Chain 6 state : Bits 4:0 of AR_DMADBG_5 + * Chain 7 state : Bits 9:5 of AR_DMADBG_5 + * Chain 8 state : Bits 14:10 of AR_DMADBG_5 + * Chain 9 state : Bits 19:15 of AR_DMADBG_5 + * + * The DCU chain state "0x6" means "WAIT_FRDONE" - wait for TX frame to be done. + */ + +#define NUM_STATUS_READS 50 + +static bool ath9k_hw_verify_hang(struct ath_hw *ah, unsigned int queue) +{ + u32 dma_dbg_chain, dma_dbg_complete; + u8 dcu_chain_state, dcu_complete_state; + int i; + + for (i = 0; i < NUM_STATUS_READS; i++) { + if (queue < 6) + dma_dbg_chain = REG_READ(ah, AR_DMADBG_4); + else + dma_dbg_chain = REG_READ(ah, AR_DMADBG_5); + + dma_dbg_complete = REG_READ(ah, AR_DMADBG_6); + + dcu_chain_state = (dma_dbg_chain >> (5 * queue)) & 0x1f; + dcu_complete_state = dma_dbg_complete & 0x3; + + if ((dcu_chain_state != 0x6) || (dcu_complete_state != 0x1)) + return false; + } + + ath_dbg(ath9k_hw_common(ah), RESET, + "MAC Hang signature found for queue: %d\n", queue); + + return true; +} + +static bool ar9003_hw_detect_mac_hang(struct ath_hw *ah) +{ + u32 dma_dbg_4, dma_dbg_5, dma_dbg_6, chk_dbg; + u8 dcu_chain_state, dcu_complete_state; + bool dcu_wait_frdone = false; + unsigned long chk_dcu = 0; + unsigned int i = 0; + + dma_dbg_4 = REG_READ(ah, AR_DMADBG_4); + dma_dbg_5 = REG_READ(ah, AR_DMADBG_5); + dma_dbg_6 = REG_READ(ah, AR_DMADBG_6); + + dcu_complete_state = dma_dbg_6 & 0x3; + if (dcu_complete_state != 0x1) + goto exit; + + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { + if (i < 6) + chk_dbg = dma_dbg_4; + else + chk_dbg = dma_dbg_5; + + dcu_chain_state = (chk_dbg >> (5 * i)) & 0x1f; + if (dcu_chain_state == 0x6) { + dcu_wait_frdone = true; + chk_dcu |= BIT(i); + } + } - for (i = 0; i < array->ia_rows; i++) { - REG_WRITE(ah, - INI_RA(array, i, 0), - INI_RA(array, i, 1)); + if ((dcu_complete_state == 0x1) && dcu_wait_frdone) { + for_each_set_bit(i, &chk_dcu, ATH9K_NUM_TX_QUEUES) { + if (ath9k_hw_verify_hang(ah, i)) + return true; } } +exit: + return false; } /* Sets up the AR9003 hardware familiy callbacks */ @@ -673,8 +1035,10 @@ void ar9003_hw_attach_ops(struct ath_hw *ah) struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); struct ath_hw_ops *ops = ath9k_hw_ops(ah); - priv_ops->init_mode_regs = ar9003_hw_init_mode_regs; + ar9003_hw_init_mode_regs(ah); priv_ops->init_mode_gain_regs = ar9003_hw_init_mode_gain_regs; + priv_ops->init_hang_checks = ar9003_hw_init_hang_checks; + priv_ops->detect_mac_hang = ar9003_hw_detect_mac_hang; ops->config_pci_powersave = ar9003_hw_configpcipowersave; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c index 301bf72c53b..729ffbf0734 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -175,7 +175,8 @@ static void ar9003_hw_set_desc_link(void *ds, u32 ds_link) ads->ctl10 |= ar9003_calc_ptr_chksum(ads); } -static bool ar9003_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) +static bool ar9003_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked, + u32 *sync_cause_p) { u32 isr = 0; u32 mask2 = 0; @@ -310,7 +311,8 @@ static bool ar9003_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked) ar9003_mci_get_isr(ah, masked); if (sync_cause) { - ath9k_debug_sync_cause(common, sync_cause); + if (sync_cause_p) + *sync_cause_p = sync_cause; fatal_int = (sync_cause & (AR_INTR_SYNC_HOST1_FATAL | AR_INTR_SYNC_HOST1_PERR)) @@ -469,18 +471,19 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, rxs->rs_status = 0; rxs->rs_flags = 0; + rxs->flag = 0; rxs->rs_datalen = rxsp->status2 & AR_DataLen; rxs->rs_tstamp = rxsp->status3; /* XXX: Keycache */ rxs->rs_rssi = MS(rxsp->status5, AR_RxRSSICombined); - rxs->rs_rssi_ctl0 = MS(rxsp->status1, AR_RxRSSIAnt00); - rxs->rs_rssi_ctl1 = MS(rxsp->status1, AR_RxRSSIAnt01); - rxs->rs_rssi_ctl2 = MS(rxsp->status1, AR_RxRSSIAnt02); - rxs->rs_rssi_ext0 = MS(rxsp->status5, AR_RxRSSIAnt10); - rxs->rs_rssi_ext1 = MS(rxsp->status5, AR_RxRSSIAnt11); - rxs->rs_rssi_ext2 = MS(rxsp->status5, AR_RxRSSIAnt12); + rxs->rs_rssi_ctl[0] = MS(rxsp->status1, AR_RxRSSIAnt00); + rxs->rs_rssi_ctl[1] = MS(rxsp->status1, AR_RxRSSIAnt01); + rxs->rs_rssi_ctl[2] = MS(rxsp->status1, AR_RxRSSIAnt02); + rxs->rs_rssi_ext[0] = MS(rxsp->status5, AR_RxRSSIAnt10); + rxs->rs_rssi_ext[1] = MS(rxsp->status5, AR_RxRSSIAnt11); + rxs->rs_rssi_ext[2] = MS(rxsp->status5, AR_RxRSSIAnt12); if (rxsp->status11 & AR_RxKeyIdxValid) rxs->rs_keyix = MS(rxsp->status11, AR_KeyIdx); @@ -490,11 +493,12 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, rxs->rs_rate = MS(rxsp->status1, AR_RxRate); rxs->rs_more = (rxsp->status2 & AR_RxMore) ? 1 : 0; + rxs->rs_firstaggr = (rxsp->status11 & AR_RxFirstAggr) ? 1 : 0; rxs->rs_isaggr = (rxsp->status11 & AR_RxAggr) ? 1 : 0; rxs->rs_moreaggr = (rxsp->status11 & AR_RxMoreAggr) ? 1 : 0; rxs->rs_antenna = (MS(rxsp->status4, AR_RxAntenna) & 0x7); - rxs->rs_flags = (rxsp->status4 & AR_GI) ? ATH9K_RX_GI : 0; - rxs->rs_flags |= (rxsp->status4 & AR_2040) ? ATH9K_RX_2040 : 0; + rxs->flag |= (rxsp->status4 & AR_GI) ? RX_FLAG_SHORT_GI : 0; + rxs->flag |= (rxsp->status4 & AR_2040) ? RX_FLAG_40MHZ : 0; rxs->evm0 = rxsp->status6; rxs->evm1 = rxsp->status7; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 8dd069259e7..7b94a6c7db3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -753,9 +753,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT); if (caldata) { - caldata->done_txiqcal_once = false; - caldata->done_txclcal_once = false; - caldata->rtt_done = false; + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + clear_bit(TXCLCAL_DONE, &caldata->cal_flags); + clear_bit(RTT_DONE, &caldata->cal_flags); } if (!ath9k_hw_init_cal(ah, chan)) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 09c1f9da67a..6343cc91953 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -454,6 +454,8 @@ static bool create_pa_curve(u32 *data_L, u32 *data_U, u32 *pa_table, u16 *gain) if (accum_cnt <= thresh_accum_cnt) continue; + max_index++; + /* sum(tx amplitude) */ accum_tx = ((data_L[i] >> 16) & 0xffff) | ((data_U[i] & 0x7ff) << 16); @@ -468,20 +470,21 @@ static bool create_pa_curve(u32 *data_L, u32 *data_U, u32 *pa_table, u16 *gain) accum_tx <<= scale_factor; accum_rx <<= scale_factor; - x_est[i + 1] = (((accum_tx + accum_cnt) / accum_cnt) + 32) >> - scale_factor; + x_est[max_index] = + (((accum_tx + accum_cnt) / accum_cnt) + 32) >> + scale_factor; - Y[i + 1] = ((((accum_rx + accum_cnt) / accum_cnt) + 32) >> + Y[max_index] = + ((((accum_rx + accum_cnt) / accum_cnt) + 32) >> scale_factor) + - (1 << scale_factor) * max_index + 16; + (1 << scale_factor) * i + 16; if (accum_ang >= (1 << 26)) accum_ang -= 1 << 27; - theta[i + 1] = ((accum_ang * (1 << scale_factor)) + accum_cnt) / - accum_cnt; - - max_index++; + theta[max_index] = + ((accum_ang * (1 << scale_factor)) + accum_cnt) / + accum_cnt; } /* diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index ce19c09fa8e..8927fc34d84 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -68,7 +68,7 @@ static const int m2ThreshExt_off = 127; static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) { u16 bMode, fracMode = 0, aModeRefSel = 0; - u32 freq, channelSel = 0, reg32 = 0; + u32 freq, chan_frac, div, channelSel = 0, reg32 = 0; struct chan_centers centers; int loadSynthChannel; @@ -77,9 +77,6 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) if (freq < 4800) { /* 2 GHz, fractional mode */ if (AR_SREV_9330(ah)) { - u32 chan_frac; - u32 div; - if (ah->is_clk_25mhz) div = 75; else @@ -89,34 +86,40 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) chan_frac = (((freq * 4) % div) * 0x20000) / div; channelSel = (channelSel << 17) | chan_frac; } else if (AR_SREV_9485(ah) || AR_SREV_9565(ah)) { - u32 chan_frac; - /* - * freq_ref = 40 / (refdiva >> amoderefsel); where refdiva=1 and amoderefsel=0 + * freq_ref = 40 / (refdiva >> amoderefsel); + * where refdiva=1 and amoderefsel=0 * ndiv = ((chan_mhz * 4) / 3) / freq_ref; * chansel = int(ndiv), chanfrac = (ndiv - chansel) * 0x20000 */ channelSel = (freq * 4) / 120; chan_frac = (((freq * 4) % 120) * 0x20000) / 120; channelSel = (channelSel << 17) | chan_frac; - } else if (AR_SREV_9340(ah) || AR_SREV_9550(ah)) { + } else if (AR_SREV_9340(ah)) { if (ah->is_clk_25mhz) { - u32 chan_frac; - channelSel = (freq * 2) / 75; chan_frac = (((freq * 2) % 75) * 0x20000) / 75; channelSel = (channelSel << 17) | chan_frac; - } else + } else { channelSel = CHANSEL_2G(freq) >> 1; - } else + } + } else if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) { + if (ah->is_clk_25mhz) + div = 75; + else + div = 120; + + channelSel = (freq * 4) / div; + chan_frac = (((freq * 4) % div) * 0x20000) / div; + channelSel = (channelSel << 17) | chan_frac; + } else { channelSel = CHANSEL_2G(freq); + } /* Set to 2G mode */ bMode = 1; } else { - if ((AR_SREV_9340(ah) || AR_SREV_9550(ah)) && + if ((AR_SREV_9340(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) && ah->is_clk_25mhz) { - u32 chan_frac; - channelSel = freq / 75; chan_frac = ((freq % 75) * 0x20000) / 75; channelSel = (channelSel << 17) | chan_frac; @@ -331,7 +334,8 @@ static void ar9003_hw_spur_ofdm(struct ath_hw *ah, REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 1); - if (REG_READ_FIELD(ah, AR_PHY_MODE, + if (!AR_SREV_9340(ah) && + REG_READ_FIELD(ah, AR_PHY_MODE, AR_PHY_MODE_DYNAMIC) == 0x1) REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 1); @@ -547,8 +551,7 @@ static void ar9003_hw_set_channel_regs(struct ath_hw *ah, if (IS_CHAN_HT40(chan)) { phymode |= AR_PHY_GC_DYN2040_EN; /* Configure control (primary) channel at +-10MHz */ - if ((chan->chanmode == CHANNEL_A_HT40PLUS) || - (chan->chanmode == CHANNEL_G_HT40PLUS)) + if (IS_CHAN_HT40PLUS(chan)) phymode |= AR_PHY_GC_DYN2040_PRI_CH; } @@ -561,7 +564,7 @@ static void ar9003_hw_set_channel_regs(struct ath_hw *ah, REG_WRITE(ah, AR_PHY_GEN_CTRL, phymode); /* Configure MAC for 20/40 operation */ - ath9k_hw_set11nmac2040(ah); + ath9k_hw_set11nmac2040(ah, chan); /* global transmit timeout (25 TUs default)*/ REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S); @@ -586,32 +589,19 @@ static void ar9003_hw_init_bb(struct ath_hw *ah, ath9k_hw_synth_delay(ah, chan, synthDelay); } -static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx) +void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx) { - switch (rx) { - case 0x5: + if (ah->caps.tx_chainmask == 5 || ah->caps.rx_chainmask == 5) REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, AR_PHY_SWAP_ALT_CHAIN); - case 0x3: - case 0x1: - case 0x2: - case 0x7: - REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx); - REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx); - break; - default: - break; - } + + REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx); + REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx); if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && (tx == 0x7)) - REG_WRITE(ah, AR_SELFGEN_MASK, 0x3); - else - REG_WRITE(ah, AR_SELFGEN_MASK, tx); + tx = 3; - if (tx == 0x5) { - REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, - AR_PHY_SWAP_ALT_CHAIN); - } + REG_WRITE(ah, AR_SELFGEN_MASK, tx); } /* @@ -636,11 +626,27 @@ static void ar9003_hw_override_ini(struct ath_hw *ah) * MAC addr only will fail. */ val = REG_READ(ah, AR_PCU_MISC_MODE2) & (~AR_ADHOC_MCAST_KEYID_ENABLE); - REG_WRITE(ah, AR_PCU_MISC_MODE2, - val | AR_AGG_WEP_ENABLE_FIX | AR_AGG_WEP_ENABLE); + val |= AR_AGG_WEP_ENABLE_FIX | + AR_AGG_WEP_ENABLE | + AR_PCU_MISC_MODE2_CFP_IGNORE; + REG_WRITE(ah, AR_PCU_MISC_MODE2, val); + + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { + REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE, + AR_GLB_SWREG_DISCONT_EN_BT_WLAN); + + if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, + AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) + ah->enabled_cals |= TX_IQ_CAL; + else + ah->enabled_cals &= ~TX_IQ_CAL; - REG_SET_BIT(ah, AR_PHY_CCK_DETECT, - AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); + } + + if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) + ah->enabled_cals |= TX_CL_CAL; + else + ah->enabled_cals &= ~TX_CL_CAL; } static void ar9003_hw_prog_ini(struct ath_hw *ah, @@ -676,43 +682,72 @@ static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah, { int ret; - switch (chan->chanmode) { - case CHANNEL_A: - case CHANNEL_A_HT20: - if (chan->channel <= 5350) - ret = 1; - else if ((chan->channel > 5350) && (chan->channel <= 5600)) - ret = 3; + if (IS_CHAN_2GHZ(chan)) { + if (IS_CHAN_HT40(chan)) + return 7; else - ret = 5; - break; + return 8; + } - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - if (chan->channel <= 5350) - ret = 2; - else if ((chan->channel > 5350) && (chan->channel <= 5600)) - ret = 4; - else - ret = 6; - break; + if (chan->channel <= 5350) + ret = 1; + else if ((chan->channel > 5350) && (chan->channel <= 5600)) + ret = 3; + else + ret = 5; - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_B: - ret = 8; - break; + if (IS_CHAN_HT40(chan)) + ret++; - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - ret = 7; - break; + return ret; +} - default: - ret = -EINVAL; +static void ar9003_doubler_fix(struct ath_hw *ah) +{ + if (AR_SREV_9300(ah) || AR_SREV_9580(ah) || AR_SREV_9550(ah)) { + REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); + REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); + REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0); + + udelay(200); + + REG_CLR_BIT(ah, AR_PHY_65NM_CH0_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); + REG_CLR_BIT(ah, AR_PHY_65NM_CH1_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); + REG_CLR_BIT(ah, AR_PHY_65NM_CH2_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK); + + udelay(1); + + REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); + REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); + REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX2, + AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1); + + udelay(200); + + REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_SYNTH12, + AR_PHY_65NM_CH0_SYNTH12_VREFMUL3, 0xf); + + REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2, 0, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); + REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2, 0, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); + REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2, 0, + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S | + 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S); } - - return ret; } static int ar9003_hw_process_ini(struct ath_hw *ah, @@ -721,49 +756,66 @@ static int ar9003_hw_process_ini(struct ath_hw *ah, unsigned int regWrites = 0, i; u32 modesIndex; - switch (chan->chanmode) { - case CHANNEL_A: - case CHANNEL_A_HT20: - modesIndex = 1; - break; - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - modesIndex = 2; - break; - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_B: - modesIndex = 4; - break; - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - modesIndex = 3; - break; - - default: - return -EINVAL; - } + if (IS_CHAN_5GHZ(chan)) + modesIndex = IS_CHAN_HT40(chan) ? 2 : 1; + else + modesIndex = IS_CHAN_HT40(chan) ? 3 : 4; + /* + * SOC, MAC, BB, RADIO initvals. + */ for (i = 0; i < ATH_INI_NUM_SPLIT; i++) { ar9003_hw_prog_ini(ah, &ah->iniSOC[i], modesIndex); ar9003_hw_prog_ini(ah, &ah->iniMac[i], modesIndex); ar9003_hw_prog_ini(ah, &ah->iniBB[i], modesIndex); ar9003_hw_prog_ini(ah, &ah->iniRadio[i], modesIndex); - if (i == ATH_INI_POST && AR_SREV_9462_20(ah)) + if (i == ATH_INI_POST && AR_SREV_9462_20_OR_LATER(ah)) ar9003_hw_prog_ini(ah, &ah->ini_radio_post_sys2ant, modesIndex); } + ar9003_doubler_fix(ah); + + /* + * RXGAIN initvals. + */ REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites); + + if (AR_SREV_9462_20_OR_LATER(ah)) { + /* + * CUS217 mix LNA mode. + */ + if (ar9003_hw_get_rx_gain_idx(ah) == 2) { + REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_core, + 1, regWrites); + REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_postamble, + modesIndex, regWrites); + } + + /* + * 5G-XLNA + */ + if ((ar9003_hw_get_rx_gain_idx(ah) == 2) || + (ar9003_hw_get_rx_gain_idx(ah) == 3)) { + REG_WRITE_ARRAY(&ah->ini_modes_rxgain_5g_xlna, + modesIndex, regWrites); + } + } + if (AR_SREV_9550(ah)) REG_WRITE_ARRAY(&ah->ini_modes_rx_gain_bounds, modesIndex, regWrites); - if (AR_SREV_9550(ah)) { - int modes_txgain_index; + /* + * TXGAIN initvals. + */ + if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) { + int modes_txgain_index = 1; + + if (AR_SREV_9550(ah)) + modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan); - modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan); if (modes_txgain_index < 0) return -EINVAL; @@ -781,34 +833,23 @@ static int ar9003_hw_process_ini(struct ath_hw *ah, REG_WRITE_ARRAY(&ah->iniModesFastClock, modesIndex, regWrites); + /* + * Clock frequency initvals. + */ REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites); + /* + * JAPAN regulatory. + */ if (chan->channel == 2484) ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1); - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) - REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE, - AR_GLB_SWREG_DISCONT_EN_BT_WLAN); - ah->modes_index = modesIndex; ar9003_hw_override_ini(ah); ar9003_hw_set_channel_regs(ah, chan); ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); ath9k_hw_apply_txpower(ah, chan, false); - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, - AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL)) - ah->enabled_cals |= TX_IQ_CAL; - else - ah->enabled_cals &= ~TX_IQ_CAL; - - if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) - ah->enabled_cals |= TX_CL_CAL; - else - ah->enabled_cals &= ~TX_CL_CAL; - } - return 0; } @@ -820,15 +861,13 @@ static void ar9003_hw_set_rfmode(struct ath_hw *ah, if (chan == NULL) return; - rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan)) - ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; + if (IS_CHAN_2GHZ(chan)) + rfMode |= AR_PHY_MODE_DYNAMIC; + else + rfMode |= AR_PHY_MODE_OFDM; if (IS_CHAN_A_FAST_CLOCK(ah, chan)) rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); - if (IS_CHAN_QUARTER_RATE(chan)) - rfMode |= AR_PHY_MODE_QUARTER; - if (IS_CHAN_HALF_RATE(chan)) - rfMode |= AR_PHY_MODE_HALF; if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF)) REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, @@ -914,7 +953,12 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah, { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; - struct ar5416AniState *aniState = &chan->ani; + struct ar5416AniState *aniState = &ah->ani; + int m1ThreshLow, m2ThreshLow; + int m1Thresh, m2Thresh; + int m2CountThr, m2CountThrLow; + int m1ThreshLowExt, m2ThreshLowExt; + int m1ThreshExt, m2ThreshExt; s32 value, value2; switch (cmd & ah->ani_function) { @@ -928,6 +972,61 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah, */ u32 on = param ? 1 : 0; + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) + goto skip_ws_det; + + m1ThreshLow = on ? + aniState->iniDef.m1ThreshLow : m1ThreshLow_off; + m2ThreshLow = on ? + aniState->iniDef.m2ThreshLow : m2ThreshLow_off; + m1Thresh = on ? + aniState->iniDef.m1Thresh : m1Thresh_off; + m2Thresh = on ? + aniState->iniDef.m2Thresh : m2Thresh_off; + m2CountThr = on ? + aniState->iniDef.m2CountThr : m2CountThr_off; + m2CountThrLow = on ? + aniState->iniDef.m2CountThrLow : m2CountThrLow_off; + m1ThreshLowExt = on ? + aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off; + m2ThreshLowExt = on ? + aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off; + m1ThreshExt = on ? + aniState->iniDef.m1ThreshExt : m1ThreshExt_off; + m2ThreshExt = on ? + aniState->iniDef.m2ThreshExt : m2ThreshExt_off; + + REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, + AR_PHY_SFCORR_LOW_M1_THRESH_LOW, + m1ThreshLow); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, + AR_PHY_SFCORR_LOW_M2_THRESH_LOW, + m2ThreshLow); + REG_RMW_FIELD(ah, AR_PHY_SFCORR, + AR_PHY_SFCORR_M1_THRESH, + m1Thresh); + REG_RMW_FIELD(ah, AR_PHY_SFCORR, + AR_PHY_SFCORR_M2_THRESH, + m2Thresh); + REG_RMW_FIELD(ah, AR_PHY_SFCORR, + AR_PHY_SFCORR_M2COUNT_THR, + m2CountThr); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, + AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW, + m2CountThrLow); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, + AR_PHY_SFCORR_EXT_M1_THRESH_LOW, + m1ThreshLowExt); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, + AR_PHY_SFCORR_EXT_M2_THRESH_LOW, + m2ThreshLowExt); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, + AR_PHY_SFCORR_EXT_M1_THRESH, + m1ThreshExt); + REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, + AR_PHY_SFCORR_EXT_M2_THRESH, + m2ThreshExt); +skip_ws_det: if (on) REG_SET_BIT(ah, AR_PHY_SFCORR_LOW, AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); @@ -1085,6 +1184,10 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah, * is_on == 0 means MRC CCK is OFF (more noise imm) */ bool is_on = param ? 1 : 0; + + if (ah->caps.rx_chainmask == 1) + break; + REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL, AR_PHY_MRC_CCK_ENABLE, is_on); REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL, @@ -1102,8 +1205,6 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah, } break; } - case ATH9K_ANI_PRESENT: - break; default: ath_dbg(common, ANI, "invalid cmd %u\n", cmd); return false; @@ -1182,15 +1283,14 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah) struct ath9k_ani_default *iniDef; u32 val; - aniState = &ah->curchan->ani; + aniState = &ah->ani; iniDef = &aniState->iniDef; - ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz/0x%x\n", + ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz\n", ah->hw_version.macVersion, ah->hw_version.macRev, ah->opmode, - chan->channel, - chan->channelFlags); + chan->channel); val = REG_READ(ah, AR_PHY_SFCORR); iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH); @@ -1223,13 +1323,14 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah) /* these levels just got reset to defaults by the INI */ aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL; aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL; - aniState->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG; + aniState->ofdmWeakSigDetect = true; aniState->mrcCCK = true; } static void ar9003_hw_set_radar_params(struct ath_hw *ah, struct ath_hw_radar_conf *conf) { + unsigned int regWrites = 0; u32 radar_0 = 0, radar_1 = 0; if (!conf) { @@ -1256,6 +1357,11 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah, REG_SET_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA); else REG_CLR_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA); + + if (AR_SREV_9300(ah) || AR_SREV_9340(ah) || AR_SREV_9580(ah)) { + REG_WRITE_ARRAY(&ah->ini_dfs, + IS_CHAN_HT40(ah->curchan) ? 2 : 1, regWrites); + } } static void ar9003_hw_set_radar_conf(struct ath_hw *ah) @@ -1286,15 +1392,19 @@ static void ar9003_hw_antdiv_comb_conf_get(struct ath_hw *ah, AR_PHY_ANT_FAST_DIV_BIAS_S; if (AR_SREV_9330_11(ah)) { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -9; antconf->div_group = 1; } else if (AR_SREV_9485(ah)) { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -9; antconf->div_group = 2; } else if (AR_SREV_9565(ah)) { - antconf->lna1_lna2_delta = -3; + antconf->lna1_lna2_switch_delta = 3; + antconf->lna1_lna2_delta = -9; antconf->div_group = 3; } else { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -3; antconf->div_group = 0; } @@ -1325,65 +1435,118 @@ static void ar9003_hw_antdiv_comb_conf_set(struct ath_hw *ah, REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); } -static void ar9003_hw_antctrl_shared_chain_lnadiv(struct ath_hw *ah, - bool enable) +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + +static void ar9003_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) { + struct ath9k_hw_capabilities *pCap = &ah->caps; u8 ant_div_ctl1; u32 regval; - if (!AR_SREV_9565(ah)) + if (!AR_SREV_9485(ah) && !AR_SREV_9565(ah)) return; - ah->shared_chain_lnadiv = enable; + if (AR_SREV_9485(ah)) { + regval = ar9003_hw_ant_ctrl_common_2_get(ah, + IS_CHAN_2GHZ(ah->curchan)); + if (enable) { + regval &= ~AR_SWITCH_TABLE_COM2_ALL; + regval |= ah->config.ant_ctrl_comm2g_switch_enable; + } + REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, + AR_SWITCH_TABLE_COM2_ALL, regval); + } + ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); + /* + * Set MAIN/ALT LNA conf. + * Set MAIN/ALT gain_tb. + */ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); regval &= (~AR_ANT_DIV_CTRL_ALL); regval |= (ant_div_ctl1 & 0x3f) << AR_ANT_DIV_CTRL_ALL_S; - regval &= ~AR_PHY_ANT_DIV_LNADIV; - regval |= ((ant_div_ctl1 >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; - - if (enable) - regval |= AR_ANT_DIV_ENABLE; - REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); - regval = REG_READ(ah, AR_PHY_CCK_DETECT); - regval &= ~AR_FAST_DIV_ENABLE; - regval |= ((ant_div_ctl1 >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; - - if (enable) - regval |= AR_FAST_DIV_ENABLE; + if (AR_SREV_9485_11_OR_LATER(ah)) { + /* + * Enable LNA diversity. + */ + regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); + regval &= ~AR_PHY_ANT_DIV_LNADIV; + regval |= ((ant_div_ctl1 >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S; + if (enable) + regval |= AR_ANT_DIV_ENABLE; - REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); - if (enable) { - REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, - (1 << AR_PHY_ANT_SW_RX_PROT_S)); - if (ah->curchan && IS_CHAN_2GHZ(ah->curchan)) + /* + * Enable fast antenna diversity. + */ + regval = REG_READ(ah, AR_PHY_CCK_DETECT); + regval &= ~AR_FAST_DIV_ENABLE; + regval |= ((ant_div_ctl1 >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; + if (enable) + regval |= AR_FAST_DIV_ENABLE; + + REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); + + if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { + regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); + regval &= (~(AR_PHY_ANT_DIV_MAIN_LNACONF | + AR_PHY_ANT_DIV_ALT_LNACONF | + AR_PHY_ANT_DIV_ALT_GAINTB | + AR_PHY_ANT_DIV_MAIN_GAINTB)); + /* + * Set MAIN to LNA1 and ALT to LNA2 at the + * beginning. + */ + regval |= (ATH_ANT_DIV_COMB_LNA1 << + AR_PHY_ANT_DIV_MAIN_LNACONF_S); + regval |= (ATH_ANT_DIV_COMB_LNA2 << + AR_PHY_ANT_DIV_ALT_LNACONF_S); + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + } + } else if (AR_SREV_9565(ah)) { + if (enable) { + REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, + AR_ANT_DIV_ENABLE); + REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, + (1 << AR_PHY_ANT_SW_RX_PROT_S)); + REG_SET_BIT(ah, AR_PHY_CCK_DETECT, + AR_FAST_DIV_ENABLE); REG_SET_BIT(ah, AR_PHY_RESTART, AR_PHY_RESTART_ENABLE_DIV_M2FLAG); - REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, - AR_BTCOEX_WL_LNADIV_FORCE_ON); - } else { - REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, AR_ANT_DIV_ENABLE); - REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, - (1 << AR_PHY_ANT_SW_RX_PROT_S)); - REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, AR_FAST_DIV_ENABLE); - REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, - AR_BTCOEX_WL_LNADIV_FORCE_ON); - - regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); - regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF | - AR_PHY_ANT_DIV_ALT_LNACONF | - AR_PHY_ANT_DIV_MAIN_GAINTB | - AR_PHY_ANT_DIV_ALT_GAINTB); - regval |= (AR_PHY_ANT_DIV_LNA1 << AR_PHY_ANT_DIV_MAIN_LNACONF_S); - regval |= (AR_PHY_ANT_DIV_LNA2 << AR_PHY_ANT_DIV_ALT_LNACONF_S); - REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); + } else { + REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, + AR_ANT_DIV_ENABLE); + REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, + (1 << AR_PHY_ANT_SW_RX_PROT_S)); + REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, + AR_FAST_DIV_ENABLE); + REG_CLR_BIT(ah, AR_PHY_RESTART, + AR_PHY_RESTART_ENABLE_DIV_M2FLAG); + REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); + + regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL); + regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF | + AR_PHY_ANT_DIV_ALT_LNACONF | + AR_PHY_ANT_DIV_MAIN_GAINTB | + AR_PHY_ANT_DIV_ALT_GAINTB); + regval |= (ATH_ANT_DIV_COMB_LNA1 << + AR_PHY_ANT_DIV_MAIN_LNACONF_S); + regval |= (ATH_ANT_DIV_COMB_LNA2 << + AR_PHY_ANT_DIV_ALT_LNACONF_S); + REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); + } } } +#endif + static int ar9003_hw_fast_chan_change(struct ath_hw *ah, struct ath9k_channel *chan, u8 *ini_reloaded) @@ -1391,28 +1554,10 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah, unsigned int regWrites = 0; u32 modesIndex; - switch (chan->chanmode) { - case CHANNEL_A: - case CHANNEL_A_HT20: - modesIndex = 1; - break; - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - modesIndex = 2; - break; - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_B: - modesIndex = 4; - break; - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - modesIndex = 3; - break; - - default: - return -EINVAL; - } + if (IS_CHAN_5GHZ(chan)) + modesIndex = IS_CHAN_HT40(chan) ? 2 : 1; + else + modesIndex = IS_CHAN_HT40(chan) ? 3 : 4; if (modesIndex == ah->modes_index) { *ini_reloaded = false; @@ -1424,12 +1569,24 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah, ar9003_hw_prog_ini(ah, &ah->iniBB[ATH_INI_POST], modesIndex); ar9003_hw_prog_ini(ah, &ah->iniRadio[ATH_INI_POST], modesIndex); - if (AR_SREV_9462_20(ah)) + if (AR_SREV_9462_20_OR_LATER(ah)) ar9003_hw_prog_ini(ah, &ah->ini_radio_post_sys2ant, modesIndex); REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites); + if (AR_SREV_9462_20_OR_LATER(ah)) { + /* + * CUS217 mix LNA mode. + */ + if (ar9003_hw_get_rx_gain_idx(ah) == 2) { + REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_core, + 1, regWrites); + REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_postamble, + modesIndex, regWrites); + } + } + /* * For 5GHz channels requiring Fast Clock, apply * different modal values. @@ -1440,7 +1597,11 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah, if (AR_SREV_9565(ah)) REG_WRITE_ARRAY(&ah->iniModesFastClock, 1, regWrites); - REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites); + /* + * JAPAN regulatory. + */ + if (chan->channel == 2484) + ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1); ah->modes_index = modesIndex; *ini_reloaded = true; @@ -1450,6 +1611,159 @@ set_rfmode: return 0; } +static void ar9003_hw_spectral_scan_config(struct ath_hw *ah, + struct ath_spec_scan *param) +{ + u8 count; + + if (!param->enabled) { + REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ENABLE); + return; + } + + REG_SET_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_FFT_ENA); + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, AR_PHY_SPECTRAL_SCAN_ENABLE); + + /* on AR93xx and newer, count = 0 will make the the chip send + * spectral samples endlessly. Check if this really was intended, + * and fix otherwise. + */ + count = param->count; + if (param->endless) + count = 0; + else if (param->count == 0) + count = 1; + + if (param->short_repeat) + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT); + else + REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT); + + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_COUNT, count); + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_PERIOD, param->period); + REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_FFT_PERIOD, param->fft_period); + + return; +} + +static void ar9003_hw_spectral_scan_trigger(struct ath_hw *ah) +{ + /* Activate spectral scan */ + REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ACTIVE); +} + +static void ar9003_hw_spectral_scan_wait(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + + /* Poll for spectral scan complete */ + if (!ath9k_hw_wait(ah, AR_PHY_SPECTRAL_SCAN, + AR_PHY_SPECTRAL_SCAN_ACTIVE, + 0, AH_WAIT_TIMEOUT)) { + ath_err(common, "spectral scan wait failed\n"); + return; + } +} + +static void ar9003_hw_tx99_start(struct ath_hw *ah, u32 qnum) +{ + REG_SET_BIT(ah, AR_PHY_TEST, PHY_AGC_CLR); + REG_SET_BIT(ah, 0x9864, 0x7f000); + REG_SET_BIT(ah, 0x9924, 0x7f00fe); + REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); + REG_WRITE(ah, AR_CR, AR_CR_RXD); + REG_WRITE(ah, AR_DLCL_IFS(qnum), 0); + REG_WRITE(ah, AR_D_GBL_IFS_SIFS, 20); /* 50 OK */ + REG_WRITE(ah, AR_D_GBL_IFS_EIFS, 20); + REG_WRITE(ah, AR_TIME_OUT, 0x00000400); + REG_WRITE(ah, AR_DRETRY_LIMIT(qnum), 0xffffffff); + REG_SET_BIT(ah, AR_QMISC(qnum), AR_Q_MISC_DCU_EARLY_TERM_REQ); +} + +static void ar9003_hw_tx99_stop(struct ath_hw *ah) +{ + REG_CLR_BIT(ah, AR_PHY_TEST, PHY_AGC_CLR); + REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS); +} + +static void ar9003_hw_tx99_set_txpower(struct ath_hw *ah, u8 txpower) +{ + static s16 p_pwr_array[ar9300RateSize] = { 0 }; + unsigned int i; + + if (txpower <= MAX_RATE_POWER) { + for (i = 0; i < ar9300RateSize; i++) + p_pwr_array[i] = txpower; + } else { + for (i = 0; i < ar9300RateSize; i++) + p_pwr_array[i] = MAX_RATE_POWER; + } + + REG_WRITE(ah, 0xa458, 0); + + REG_WRITE(ah, 0xa3c0, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0)); + REG_WRITE(ah, 0xa3c4, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_54], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_48], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_36], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0)); + REG_WRITE(ah, 0xa3c8, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0)); + REG_WRITE(ah, 0xa3cc, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_11S], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_11L], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_5S], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0)); + REG_WRITE(ah, 0xa3d0, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_5], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_4], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_1_3_9_11_17_19], 8)| + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_0_8_16], 0)); + REG_WRITE(ah, 0xa3d4, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_13], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_12], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_7], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_6], 0)); + REG_WRITE(ah, 0xa3e4, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_21], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_20], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_15], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_14], 0)); + REG_WRITE(ah, 0xa3e8, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_23], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_22], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_23], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_22], 0)); + REG_WRITE(ah, 0xa3d8, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_5], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_4], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_1_3_9_11_17_19], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_0_8_16], 0)); + REG_WRITE(ah, 0xa3dc, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_13], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_12], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_7], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_6], 0)); + REG_WRITE(ah, 0xa3ec, + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_21], 24) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_20], 16) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_15], 8) | + ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_14], 0)); +} + void ar9003_hw_attach_phy_ops(struct ath_hw *ah) { struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); @@ -1482,13 +1796,84 @@ void ar9003_hw_attach_phy_ops(struct ath_hw *ah) ops->antdiv_comb_conf_get = ar9003_hw_antdiv_comb_conf_get; ops->antdiv_comb_conf_set = ar9003_hw_antdiv_comb_conf_set; - ops->antctrl_shared_chain_lnadiv = ar9003_hw_antctrl_shared_chain_lnadiv; + ops->spectral_scan_config = ar9003_hw_spectral_scan_config; + ops->spectral_scan_trigger = ar9003_hw_spectral_scan_trigger; + ops->spectral_scan_wait = ar9003_hw_spectral_scan_wait; + +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + ops->set_bt_ant_diversity = ar9003_hw_set_bt_ant_diversity; +#endif + ops->tx99_start = ar9003_hw_tx99_start; + ops->tx99_stop = ar9003_hw_tx99_stop; + ops->tx99_set_txpower = ar9003_hw_tx99_set_txpower; ar9003_hw_set_nf_limits(ah); ar9003_hw_set_radar_conf(ah); memcpy(ah->nf_regs, ar9300_cca_regs, sizeof(ah->nf_regs)); } +/* + * Baseband Watchdog signatures: + * + * 0x04000539: BB hang when operating in HT40 DFS Channel. + * Full chip reset is not required, but a recovery + * mechanism is needed. + * + * 0x1300000a: Related to CAC deafness. + * Chip reset is not required. + * + * 0x0400000a: Related to CAC deafness. + * Full chip reset is required. + * + * 0x04000b09: RX state machine gets into an illegal state + * when a packet with unsupported rate is received. + * Full chip reset is required and PHY_RESTART has + * to be disabled. + * + * 0x04000409: Packet stuck on receive. + * Full chip reset is required for all chips except AR9340. + */ + +/* + * ar9003_hw_bb_watchdog_check(): Returns true if a chip reset is required. + */ +bool ar9003_hw_bb_watchdog_check(struct ath_hw *ah) +{ + u32 val; + + switch(ah->bb_watchdog_last_status) { + case 0x04000539: + val = REG_READ(ah, AR_PHY_RADAR_0); + val &= (~AR_PHY_RADAR_0_FIRPWR); + val |= SM(0x7f, AR_PHY_RADAR_0_FIRPWR); + REG_WRITE(ah, AR_PHY_RADAR_0, val); + udelay(1); + val = REG_READ(ah, AR_PHY_RADAR_0); + val &= ~AR_PHY_RADAR_0_FIRPWR; + val |= SM(AR9300_DFS_FIRPWR, AR_PHY_RADAR_0_FIRPWR); + REG_WRITE(ah, AR_PHY_RADAR_0, val); + + return false; + case 0x1300000a: + return false; + case 0x0400000a: + case 0x04000b09: + return true; + case 0x04000409: + if (AR_SREV_9340(ah) || AR_SREV_9531(ah)) + return false; + else + return true; + default: + /* + * For any other unknown signatures, do a + * full chip reset. + */ + return true; + } +} +EXPORT_SYMBOL(ar9003_hw_bb_watchdog_check); + void ar9003_hw_bb_watchdog_config(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); @@ -1605,6 +1990,7 @@ EXPORT_SYMBOL(ar9003_hw_bb_watchdog_dbg_info); void ar9003_hw_disable_phy_restart(struct ath_hw *ah) { + u8 result; u32 val; /* While receiving unsupported rate frame rx state machine @@ -1612,15 +1998,13 @@ void ar9003_hw_disable_phy_restart(struct ath_hw *ah) * state, BB would go hang. If RXSM is in 0xb state after * first bb panic, ensure to disable the phy_restart. */ - if (!((MS(ah->bb_watchdog_last_status, - AR_PHY_WATCHDOG_RX_OFDM_SM) == 0xb) || - ah->bb_hang_rx_ofdm)) - return; - - ah->bb_hang_rx_ofdm = true; - val = REG_READ(ah, AR_PHY_RESTART); - val &= ~AR_PHY_RESTART_ENA; + result = MS(ah->bb_watchdog_last_status, AR_PHY_WATCHDOG_RX_OFDM_SM); - REG_WRITE(ah, AR_PHY_RESTART, val); + if ((result == 0xb) || ah->bb_hang_rx_ofdm) { + ah->bb_hang_rx_ofdm = true; + val = REG_READ(ah, AR_PHY_RESTART); + val &= ~AR_PHY_RESTART_ENA; + REG_WRITE(ah, AR_PHY_RESTART, val); + } } EXPORT_SYMBOL(ar9003_hw_disable_phy_restart); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 10795629848..fd090b1f2d0 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -148,6 +148,8 @@ #define AR_PHY_SFCORR_SPUR_SUBCHNL_SD_S 28 #define AR_PHY_EXT_CCA_THRESH62 0x007F0000 #define AR_PHY_EXT_CCA_THRESH62_S 16 +#define AR_PHY_EXTCHN_PWRTHR1_ANT_DIV_ALT_ANT_MINGAINIDX 0x0000FF00 +#define AR_PHY_EXTCHN_PWRTHR1_ANT_DIV_ALT_ANT_MINGAINIDX_S 8 #define AR_PHY_EXT_MINCCA_PWR 0x01FF0000 #define AR_PHY_EXT_MINCCA_PWR_S 16 #define AR_PHY_EXT_CYCPWR_THR1 0x0000FE00L @@ -268,7 +270,7 @@ #define AR_PHY_AGC (AR_AGC_BASE + 0x14) #define AR_PHY_EXT_ATTEN_CTL_0 (AR_AGC_BASE + 0x18) #define AR_PHY_CCA_0 (AR_AGC_BASE + 0x1c) -#define AR_PHY_EXT_CCA0 (AR_AGC_BASE + 0x20) +#define AR_PHY_CCA_CTRL_0 (AR_AGC_BASE + 0x20) #define AR_PHY_RESTART (AR_AGC_BASE + 0x24) /* @@ -296,11 +298,6 @@ #define AR_PHY_ANT_DIV_MAIN_GAINTB 0x40000000 #define AR_PHY_ANT_DIV_MAIN_GAINTB_S 30 -#define AR_PHY_ANT_DIV_LNA1_MINUS_LNA2 0x0 -#define AR_PHY_ANT_DIV_LNA2 0x1 -#define AR_PHY_ANT_DIV_LNA1 0x2 -#define AR_PHY_ANT_DIV_LNA1_PLUS_LNA2 0x3 - #define AR_PHY_EXTCHN_PWRTHR1 (AR_AGC_BASE + 0x2c) #define AR_PHY_EXT_CHN_WIN (AR_AGC_BASE + 0x30) #define AR_PHY_20_40_DET_THR (AR_AGC_BASE + 0x34) @@ -341,16 +338,22 @@ #define AR_PHY_CCA_NOM_VAL_9300_5GHZ -115 #define AR_PHY_CCA_MIN_GOOD_VAL_9300_2GHZ -125 #define AR_PHY_CCA_MIN_GOOD_VAL_9300_5GHZ -125 -#define AR_PHY_CCA_MAX_GOOD_VAL_9300_2GHZ -95 -#define AR_PHY_CCA_MAX_GOOD_VAL_9300_5GHZ -100 +#define AR_PHY_CCA_MAX_GOOD_VAL_9300_2GHZ -60 +#define AR_PHY_CCA_MAX_GOOD_VAL_9300_5GHZ -60 +#define AR_PHY_CCA_MAX_GOOD_VAL_9300_FCC_2GHZ -95 +#define AR_PHY_CCA_MAX_GOOD_VAL_9300_FCC_5GHZ -100 #define AR_PHY_CCA_NOM_VAL_9462_2GHZ -127 #define AR_PHY_CCA_MIN_GOOD_VAL_9462_2GHZ -127 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_2GHZ -60 #define AR_PHY_CCA_NOM_VAL_9462_5GHZ -127 #define AR_PHY_CCA_MIN_GOOD_VAL_9462_5GHZ -127 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_5GHZ -60 #define AR_PHY_CCA_NOM_VAL_9330_2GHZ -118 +#define AR9300_EXT_LNA_CTL_GPIO_AR9485 9 + /* * AGC Field Definitions */ @@ -394,6 +397,8 @@ #define AR9280_PHY_CCA_THRESH62_S 12 #define AR_PHY_EXT_CCA0_THRESH62 0x000000FF #define AR_PHY_EXT_CCA0_THRESH62_S 0 +#define AR_PHY_EXT_CCA0_THRESH62_1 0x000001FF +#define AR_PHY_EXT_CCA0_THRESH62_1_S 0 #define AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK 0x0000003F #define AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK_S 0 #define AR_PHY_CCK_DETECT_ANT_SWITCH_TIME 0x00001FC0 @@ -653,13 +658,34 @@ #define AR_PHY_SYNTH4_LONG_SHIFT_SELECT ((AR_SREV_9462(ah) || AR_SREV_9565(ah)) ? 0x00000001 : 0x00000002) #define AR_PHY_SYNTH4_LONG_SHIFT_SELECT_S ((AR_SREV_9462(ah) || AR_SREV_9565(ah)) ? 0 : 1) #define AR_PHY_65NM_CH0_SYNTH7 0x16098 +#define AR_PHY_65NM_CH0_SYNTH12 0x160ac #define AR_PHY_65NM_CH0_BIAS1 0x160c0 #define AR_PHY_65NM_CH0_BIAS2 0x160c4 #define AR_PHY_65NM_CH0_BIAS4 0x160cc +#define AR_PHY_65NM_CH0_RXTX2 0x16104 +#define AR_PHY_65NM_CH1_RXTX2 0x16504 +#define AR_PHY_65NM_CH2_RXTX2 0x16904 #define AR_PHY_65NM_CH0_RXTX4 0x1610c #define AR_PHY_65NM_CH1_RXTX4 0x1650c #define AR_PHY_65NM_CH2_RXTX4 0x1690c +#define AR_PHY_65NM_CH0_BB1 0x16140 +#define AR_PHY_65NM_CH0_BB2 0x16144 +#define AR_PHY_65NM_CH0_BB3 0x16148 +#define AR_PHY_65NM_CH1_BB1 0x16540 +#define AR_PHY_65NM_CH1_BB2 0x16544 +#define AR_PHY_65NM_CH1_BB3 0x16548 +#define AR_PHY_65NM_CH2_BB1 0x16940 +#define AR_PHY_65NM_CH2_BB2 0x16944 +#define AR_PHY_65NM_CH2_BB3 0x16948 + +#define AR_PHY_65NM_CH0_SYNTH12_VREFMUL3 0x00780000 +#define AR_PHY_65NM_CH0_SYNTH12_VREFMUL3_S 19 +#define AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK 0x00000004 +#define AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S 2 +#define AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK 0x00000008 +#define AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S 3 + #define AR_CH0_TOP (AR_SREV_9300(ah) ? 0x16288 : \ (((AR_SREV_9462(ah) || AR_SREV_9565(ah)) ? 0x1628c : 0x16280))) #define AR_CH0_TOP_XPABIASLVL (AR_SREV_9550(ah) ? 0x3c0 : 0x300) @@ -952,7 +978,7 @@ #define AR_PHY_TPC_5_B1 (AR_SM1_BASE + 0x208) #define AR_PHY_TPC_6_B1 (AR_SM1_BASE + 0x20c) #define AR_PHY_TPC_11_B1 (AR_SM1_BASE + 0x220) -#define AR_PHY_PDADC_TAB_1 (AR_SM1_BASE + (AR_SREV_AR9462(ah) ? \ +#define AR_PHY_PDADC_TAB_1 (AR_SM1_BASE + (AR_SREV_9462_20_OR_LATER(ah) ? \ 0x280 : 0x240)) #define AR_PHY_TPC_19_B1 (AR_SM1_BASE + 0x240) #define AR_PHY_TPC_19_B1_ALPHA_THERM 0xff @@ -1028,7 +1054,7 @@ #define AR_PHY_TPC_5_B2 (AR_SM2_BASE + 0x208) #define AR_PHY_TPC_6_B2 (AR_SM2_BASE + 0x20c) #define AR_PHY_TPC_11_B2 (AR_SM2_BASE + 0x220) -#define AR_PHY_PDADC_TAB_2 (AR_SM2_BASE + 0x240) +#define AR_PHY_TPC_19_B2 (AR_SM2_BASE + 0x240) #define AR_PHY_TX_IQCAL_STATUS_B2 (AR_SM2_BASE + 0x48c) #define AR_PHY_TX_IQCAL_CORR_COEFF_B2(_i) (AR_SM2_BASE + 0x450 + ((_i) << 2)) @@ -1046,7 +1072,7 @@ #define AR_GLB_GPIO_CONTROL (AR_GLB_BASE) #define AR_PHY_GLB_CONTROL (AR_GLB_BASE + 0x44) #define AR_GLB_SCRATCH(_ah) (AR_GLB_BASE + \ - (AR_SREV_9462_20(_ah) ? 0x4c : 0x50)) + (AR_SREV_9462_20_OR_LATER(_ah) ? 0x4c : 0x50)) #define AR_GLB_STATUS (AR_GLB_BASE + 0x48) /* @@ -1317,4 +1343,6 @@ #define AR_PHY_65NM_RXRF_AGC_AGC_OUT 0x00000004 #define AR_PHY_65NM_RXRF_AGC_AGC_OUT_S 2 +#define AR9300_DFS_FIRPWR -28 + #endif /* AR9003_PHY_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9003_rtt.c b/drivers/net/wireless/ath/ath9k/ar9003_rtt.c index 74de3539c2c..934418872e8 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_rtt.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_rtt.c @@ -118,6 +118,27 @@ void ar9003_hw_rtt_load_hist(struct ath_hw *ah) } } +static void ar9003_hw_patch_rtt(struct ath_hw *ah, int index, int chain) +{ + int agc, caldac; + + if (!test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) + return; + + if ((index != 5) || (chain >= 2)) + return; + + agc = REG_READ_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE); + if (!agc) + return; + + caldac = ah->caldata->caldac[chain]; + ah->caldata->rtt_table[chain][index] &= 0xFFFF05FF; + caldac = (caldac & 0x20) | ((caldac & 0x1F) << 7); + ah->caldata->rtt_table[chain][index] |= (caldac << 4); +} + static int ar9003_hw_rtt_fill_hist_entry(struct ath_hw *ah, u8 chain, u32 index) { u32 val; @@ -155,13 +176,16 @@ void ar9003_hw_rtt_fill_hist(struct ath_hw *ah) for (i = 0; i < MAX_RTT_TABLE_ENTRY; i++) { ah->caldata->rtt_table[chain][i] = ar9003_hw_rtt_fill_hist_entry(ah, chain, i); + + ar9003_hw_patch_rtt(ah, i, chain); + ath_dbg(ath9k_hw_common(ah), CALIBRATE, "RTT value at idx %d, chain %d is: 0x%x\n", i, chain, ah->caldata->rtt_table[chain][i]); } } - ah->caldata->rtt_done = true; + set_bit(RTT_DONE, &ah->caldata->cal_flags); } void ar9003_hw_rtt_clear_hist(struct ath_hw *ah) @@ -176,7 +200,7 @@ void ar9003_hw_rtt_clear_hist(struct ath_hw *ah) } if (ah->caldata) - ah->caldata->rtt_done = false; + clear_bit(RTT_DONE, &ah->caldata->cal_flags); } bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan) @@ -186,11 +210,37 @@ bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan) if (!ah->caldata) return false; - if (!ah->caldata->rtt_done) + if (test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) { + if (IS_CHAN_2GHZ(chan)){ + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, + ah->caldata->caldac[0]); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, + ah->caldata->caldac[1]); + } else { + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR, + ah->caldata->caldac[0]); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR, + ah->caldata->caldac[1]); + } + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE, 0x1); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE, 0x1); + } + + if (!test_bit(RTT_DONE, &ah->caldata->cal_flags)) return false; ar9003_hw_rtt_enable(ah); - ar9003_hw_rtt_set_mask(ah, 0x10); + + if (test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) + ar9003_hw_rtt_set_mask(ah, 0x30); + else + ar9003_hw_rtt_set_mask(ah, 0x10); if (!ath9k_hw_rfbus_req(ah)) { ath_err(ath9k_hw_common(ah), "Could not stop baseband\n"); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_wow.c b/drivers/net/wireless/ath/ath9k/ar9003_wow.c new file mode 100644 index 00000000000..81c88dd606d --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar9003_wow.c @@ -0,0 +1,422 @@ +/* + * Copyright (c) 2012 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/export.h> +#include "ath9k.h" +#include "reg.h" +#include "hw-ops.h" + +const char *ath9k_hw_wow_event_to_string(u32 wow_event) +{ + if (wow_event & AH_WOW_MAGIC_PATTERN_EN) + return "Magic pattern"; + if (wow_event & AH_WOW_USER_PATTERN_EN) + return "User pattern"; + if (wow_event & AH_WOW_LINK_CHANGE) + return "Link change"; + if (wow_event & AH_WOW_BEACON_MISS) + return "Beacon miss"; + + return "unknown reason"; +} +EXPORT_SYMBOL(ath9k_hw_wow_event_to_string); + +static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + + REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); + + /* set rx disable bit */ + REG_WRITE(ah, AR_CR, AR_CR_RXD); + + if (!ath9k_hw_wait(ah, AR_CR, AR_CR_RXE, 0, AH_WAIT_TIMEOUT)) { + ath_err(common, "Failed to stop Rx DMA in 10ms AR_CR=0x%08x AR_DIAG_SW=0x%08x\n", + REG_READ(ah, AR_CR), REG_READ(ah, AR_DIAG_SW)); + return; + } + + REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_ON_INT); +} + +static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + u8 sta_mac_addr[ETH_ALEN], ap_mac_addr[ETH_ALEN]; + u32 ctl[13] = {0}; + u32 data_word[KAL_NUM_DATA_WORDS]; + u8 i; + u32 wow_ka_data_word0; + + memcpy(sta_mac_addr, common->macaddr, ETH_ALEN); + memcpy(ap_mac_addr, common->curbssid, ETH_ALEN); + + /* set the transmit buffer */ + ctl[0] = (KAL_FRAME_LEN | (MAX_RATE_POWER << 16)); + ctl[1] = 0; + ctl[3] = 0xb; /* OFDM_6M hardware value for this rate */ + ctl[4] = 0; + ctl[7] = (ah->txchainmask) << 2; + ctl[2] = 0xf << 16; /* tx_tries 0 */ + + for (i = 0; i < KAL_NUM_DESC_WORDS; i++) + REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); + + REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); + + data_word[0] = (KAL_FRAME_TYPE << 2) | (KAL_FRAME_SUB_TYPE << 4) | + (KAL_TO_DS << 8) | (KAL_DURATION_ID << 16); + data_word[1] = (ap_mac_addr[3] << 24) | (ap_mac_addr[2] << 16) | + (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); + data_word[2] = (sta_mac_addr[1] << 24) | (sta_mac_addr[0] << 16) | + (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); + data_word[3] = (sta_mac_addr[5] << 24) | (sta_mac_addr[4] << 16) | + (sta_mac_addr[3] << 8) | (sta_mac_addr[2]); + data_word[4] = (ap_mac_addr[3] << 24) | (ap_mac_addr[2] << 16) | + (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); + data_word[5] = (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); + + if (AR_SREV_9462_20(ah)) { + /* AR9462 2.0 has an extra descriptor word (time based + * discard) compared to other chips */ + REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + (12 * 4)), 0); + wow_ka_data_word0 = AR_WOW_TXBUF(13); + } else { + wow_ka_data_word0 = AR_WOW_TXBUF(12); + } + + for (i = 0; i < KAL_NUM_DATA_WORDS; i++) + REG_WRITE(ah, (wow_ka_data_word0 + i*4), data_word[i]); + +} + +void ath9k_hw_wow_apply_pattern(struct ath_hw *ah, u8 *user_pattern, + u8 *user_mask, int pattern_count, + int pattern_len) +{ + int i; + u32 pattern_val, mask_val; + u32 set, clr; + + /* FIXME: should check count by querying the hardware capability */ + if (pattern_count >= MAX_NUM_PATTERN) + return; + + REG_SET_BIT(ah, AR_WOW_PATTERN, BIT(pattern_count)); + + /* set the registers for pattern */ + for (i = 0; i < MAX_PATTERN_SIZE; i += 4) { + memcpy(&pattern_val, user_pattern, 4); + REG_WRITE(ah, (AR_WOW_TB_PATTERN(pattern_count) + i), + pattern_val); + user_pattern += 4; + } + + /* set the registers for mask */ + for (i = 0; i < MAX_PATTERN_MASK_SIZE; i += 4) { + memcpy(&mask_val, user_mask, 4); + REG_WRITE(ah, (AR_WOW_TB_MASK(pattern_count) + i), mask_val); + user_mask += 4; + } + + /* set the pattern length to be matched + * + * AR_WOW_LENGTH1_REG1 + * bit 31:24 pattern 0 length + * bit 23:16 pattern 1 length + * bit 15:8 pattern 2 length + * bit 7:0 pattern 3 length + * + * AR_WOW_LENGTH1_REG2 + * bit 31:24 pattern 4 length + * bit 23:16 pattern 5 length + * bit 15:8 pattern 6 length + * bit 7:0 pattern 7 length + * + * the below logic writes out the new + * pattern length for the corresponding + * pattern_count, while masking out the + * other fields + */ + + ah->wow_event_mask |= BIT(pattern_count + AR_WOW_PAT_FOUND_SHIFT); + + if (pattern_count < 4) { + /* Pattern 0-3 uses AR_WOW_LENGTH1 register */ + set = (pattern_len & AR_WOW_LENGTH_MAX) << + AR_WOW_LEN1_SHIFT(pattern_count); + clr = AR_WOW_LENGTH1_MASK(pattern_count); + REG_RMW(ah, AR_WOW_LENGTH1, set, clr); + } else { + /* Pattern 4-7 uses AR_WOW_LENGTH2 register */ + set = (pattern_len & AR_WOW_LENGTH_MAX) << + AR_WOW_LEN2_SHIFT(pattern_count); + clr = AR_WOW_LENGTH2_MASK(pattern_count); + REG_RMW(ah, AR_WOW_LENGTH2, set, clr); + } + +} +EXPORT_SYMBOL(ath9k_hw_wow_apply_pattern); + +u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) +{ + u32 wow_status = 0; + u32 val = 0, rval; + + /* + * read the WoW status register to know + * the wakeup reason + */ + rval = REG_READ(ah, AR_WOW_PATTERN); + val = AR_WOW_STATUS(rval); + + /* + * mask only the WoW events that we have enabled. Sometimes + * we have spurious WoW events from the AR_WOW_PATTERN + * register. This mask will clean it up. + */ + + val &= ah->wow_event_mask; + + if (val) { + if (val & AR_WOW_MAGIC_PAT_FOUND) + wow_status |= AH_WOW_MAGIC_PATTERN_EN; + if (AR_WOW_PATTERN_FOUND(val)) + wow_status |= AH_WOW_USER_PATTERN_EN; + if (val & AR_WOW_KEEP_ALIVE_FAIL) + wow_status |= AH_WOW_LINK_CHANGE; + if (val & AR_WOW_BEACON_FAIL) + wow_status |= AH_WOW_BEACON_MISS; + } + + /* + * set and clear WOW_PME_CLEAR registers for the chip to + * generate next wow signal. + * disable D3 before accessing other registers ? + */ + + /* do we need to check the bit value 0x01000000 (7-10) ?? */ + REG_RMW(ah, AR_PCIE_PM_CTRL, AR_PMCTRL_WOW_PME_CLR, + AR_PMCTRL_PWR_STATE_D1D3); + + /* + * clear all events + */ + REG_WRITE(ah, AR_WOW_PATTERN, + AR_WOW_CLEAR_EVENTS(REG_READ(ah, AR_WOW_PATTERN))); + + /* + * restore the beacon threshold to init value + */ + REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); + + /* + * Restore the way the PCI-E reset, Power-On-Reset, external + * PCIE_POR_SHORT pins are tied to its original value. + * Previously just before WoW sleep, we untie the PCI-E + * reset to our Chip's Power On Reset so that any PCI-E + * reset from the bus will not reset our chip + */ + if (ah->is_pciexpress) + ath9k_hw_configpcipowersave(ah, false); + + ah->wow_event_mask = 0; + + return wow_status; +} +EXPORT_SYMBOL(ath9k_hw_wow_wakeup); + +void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable) +{ + u32 wow_event_mask; + u32 set, clr; + + /* + * wow_event_mask is a mask to the AR_WOW_PATTERN register to + * indicate which WoW events we have enabled. The WoW events + * are from the 'pattern_enable' in this function and + * 'pattern_count' of ath9k_hw_wow_apply_pattern() + */ + wow_event_mask = ah->wow_event_mask; + + /* + * Untie Power-on-Reset from the PCI-E-Reset. When we are in + * WOW sleep, we do want the Reset from the PCI-E to disturb + * our hw state + */ + if (ah->is_pciexpress) { + /* + * we need to untie the internal POR (power-on-reset) + * to the external PCI-E reset. We also need to tie + * the PCI-E Phy reset to the PCI-E reset. + */ + set = AR_WA_RESET_EN | AR_WA_POR_SHORT; + clr = AR_WA_UNTIE_RESET_EN | AR_WA_D3_L1_DISABLE; + REG_RMW(ah, AR_WA, set, clr); + } + + /* + * set the power states appropriately and enable PME + */ + set = AR_PMCTRL_HOST_PME_EN | AR_PMCTRL_PWR_PM_CTRL_ENA | + AR_PMCTRL_AUX_PWR_DET | AR_PMCTRL_WOW_PME_CLR; + + /* + * set and clear WOW_PME_CLEAR registers for the chip + * to generate next wow signal. + */ + REG_SET_BIT(ah, AR_PCIE_PM_CTRL, set); + clr = AR_PMCTRL_WOW_PME_CLR; + REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, clr); + + /* + * Setup for: + * - beacon misses + * - magic pattern + * - keep alive timeout + * - pattern matching + */ + + /* + * Program default values for pattern backoff, aifs/slot/KAL count, + * beacon miss timeout, KAL timeout, etc. + */ + set = AR_WOW_BACK_OFF_SHIFT(AR_WOW_PAT_BACKOFF); + REG_SET_BIT(ah, AR_WOW_PATTERN, set); + + set = AR_WOW_AIFS_CNT(AR_WOW_CNT_AIFS_CNT) | + AR_WOW_SLOT_CNT(AR_WOW_CNT_SLOT_CNT) | + AR_WOW_KEEP_ALIVE_CNT(AR_WOW_CNT_KA_CNT); + REG_SET_BIT(ah, AR_WOW_COUNT, set); + + if (pattern_enable & AH_WOW_BEACON_MISS) + set = AR_WOW_BEACON_TIMO; + /* We are not using beacon miss, program a large value */ + else + set = AR_WOW_BEACON_TIMO_MAX; + + REG_WRITE(ah, AR_WOW_BCN_TIMO, set); + + /* + * Keep alive timo in ms except AR9280 + */ + if (!pattern_enable) + set = AR_WOW_KEEP_ALIVE_NEVER; + else + set = KAL_TIMEOUT * 32; + + REG_WRITE(ah, AR_WOW_KEEP_ALIVE_TIMO, set); + + /* + * Keep alive delay in us. based on 'power on clock', + * therefore in usec + */ + set = KAL_DELAY * 1000; + REG_WRITE(ah, AR_WOW_KEEP_ALIVE_DELAY, set); + + /* + * Create keep alive pattern to respond to beacons + */ + ath9k_wow_create_keep_alive_pattern(ah); + + /* + * Configure MAC WoW Registers + */ + set = 0; + /* Send keep alive timeouts anyway */ + clr = AR_WOW_KEEP_ALIVE_AUTO_DIS; + + if (pattern_enable & AH_WOW_LINK_CHANGE) + wow_event_mask |= AR_WOW_KEEP_ALIVE_FAIL; + else + set = AR_WOW_KEEP_ALIVE_FAIL_DIS; + + set = AR_WOW_KEEP_ALIVE_FAIL_DIS; + REG_RMW(ah, AR_WOW_KEEP_ALIVE, set, clr); + + /* + * we are relying on a bmiss failure. ensure we have + * enough threshold to prevent false positives + */ + REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_THR_BM_THR, + AR_WOW_BMISSTHRESHOLD); + + set = 0; + clr = 0; + + if (pattern_enable & AH_WOW_BEACON_MISS) { + set = AR_WOW_BEACON_FAIL_EN; + wow_event_mask |= AR_WOW_BEACON_FAIL; + } else { + clr = AR_WOW_BEACON_FAIL_EN; + } + + REG_RMW(ah, AR_WOW_BCN_EN, set, clr); + + set = 0; + clr = 0; + /* + * Enable the magic packet registers + */ + if (pattern_enable & AH_WOW_MAGIC_PATTERN_EN) { + set = AR_WOW_MAGIC_EN; + wow_event_mask |= AR_WOW_MAGIC_PAT_FOUND; + } else { + clr = AR_WOW_MAGIC_EN; + } + set |= AR_WOW_MAC_INTR_EN; + REG_RMW(ah, AR_WOW_PATTERN, set, clr); + + REG_WRITE(ah, AR_WOW_PATTERN_MATCH_LT_256B, + AR_WOW_PATTERN_SUPPORTED); + + /* + * Set the power states appropriately and enable PME + */ + clr = 0; + set = AR_PMCTRL_PWR_STATE_D1D3 | AR_PMCTRL_HOST_PME_EN | + AR_PMCTRL_PWR_PM_CTRL_ENA; + + clr = AR_PCIE_PM_CTRL_ENA; + REG_RMW(ah, AR_PCIE_PM_CTRL, set, clr); + + /* + * this is needed to prevent the chip waking up + * the host within 3-4 seconds with certain + * platform/BIOS. The fix is to enable + * D1 & D3 to match original definition and + * also match the OTP value. Anyway this + * is more related to SW WOW. + */ + clr = AR_PMCTRL_PWR_STATE_D1D3; + REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, clr); + + set = AR_PMCTRL_PWR_STATE_D1D3_REAL; + REG_SET_BIT(ah, AR_PCIE_PM_CTRL, set); + + REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PRESERVE_SEQNUM); + + /* to bring down WOW power low margin */ + set = BIT(13); + REG_SET_BIT(ah, AR_PCIE_PHY_REG3, set); + /* HW WoW */ + clr = BIT(5); + REG_CLR_BIT(ah, AR_PCU_MISC_MODE3, clr); + + ath9k_hw_set_powermode_wow_sleep(ah); + ah->wow_event_mask = wow_event_mask; +} +EXPORT_SYMBOL(ath9k_hw_wow_enable); diff --git a/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h b/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h index 6e1756bc383..2c42ff05efa 100644 --- a/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9330_1p1_initvals.h @@ -18,6 +18,10 @@ #ifndef INITVALS_9330_1P1_H #define INITVALS_9330_1P1_H +#define ar9331_1p1_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + +#define ar9331_modes_high_power_tx_gain_1p1 ar9331_modes_lowest_ob_db_tx_gain_1p1 + static const u32 ar9331_1p1_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a8005}, @@ -55,7 +59,7 @@ static const u32 ar9331_1p1_baseband_postamble[][5] = { {0x0000a284, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a288, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a28c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00058d18, 0x00058d18}, {0x0000a2d0, 0x00071982, 0x00071982, 0x00071982, 0x00071982}, {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0xf999a83a, 0xf999a83a}, {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -252,7 +256,7 @@ static const u32 ar9331_modes_low_ob_db_tx_gain_1p1[][5] = { {0x0000a2e0, 0xffffcc84, 0xffffcc84, 0xffffcc84, 0xffffcc84}, {0x0000a2e4, 0xfffff000, 0xfffff000, 0xfffff000, 0xfffff000}, {0x0000a2e8, 0xfffe0000, 0xfffe0000, 0xfffe0000, 0xfffe0000}, - {0x0000a410, 0x000050d7, 0x000050d7, 0x000050d0, 0x000050d0}, + {0x0000a410, 0x000050d7, 0x000050d7, 0x000050d4, 0x000050d4}, {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, {0x0000a508, 0x0c002e00, 0x0c002e00, 0x08000004, 0x08000004}, @@ -337,8 +341,6 @@ static const u32 ar9331_modes_low_ob_db_tx_gain_1p1[][5] = { {0x00016284, 0x14d3f000, 0x14d3f000, 0x14d3f000, 0x14d3f000}, }; -#define ar9331_1p1_baseband_core_txfir_coeff_japan_2484 ar9462_2p0_baseband_core_txfir_coeff_japan_2484 - static const u32 ar9331_1p1_xtal_25M[][2] = { /* Addr allmodes */ {0x00007038, 0x000002f8}, @@ -373,17 +375,17 @@ static const u32 ar9331_1p1_radio_core[][2] = { {0x000160b4, 0x92480040}, {0x000160c0, 0x006db6db}, {0x000160c4, 0x0186db60}, - {0x000160c8, 0x6db4db6c}, + {0x000160c8, 0x6db6db6c}, {0x000160cc, 0x6de6c300}, {0x000160d0, 0x14500820}, {0x00016100, 0x04cb0001}, {0x00016104, 0xfff80015}, {0x00016108, 0x00080010}, {0x0001610c, 0x00170000}, - {0x00016140, 0x10800000}, + {0x00016140, 0x50804000}, {0x00016144, 0x01884080}, {0x00016148, 0x000080c0}, - {0x00016280, 0x01000015}, + {0x00016280, 0x01001015}, {0x00016284, 0x14d20000}, {0x00016288, 0x00318000}, {0x0001628c, 0x50000000}, @@ -590,7 +592,7 @@ static const u32 ar9331_1p1_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009fc0, 0x803e4788}, @@ -622,12 +624,12 @@ static const u32 ar9331_1p1_baseband_core[][2] = { {0x0000a370, 0x00000000}, {0x0000a390, 0x00000001}, {0x0000a394, 0x00000444}, - {0x0000a398, 0x001f0e0f}, - {0x0000a39c, 0x0075393f}, - {0x0000a3a0, 0xb79f6427}, - {0x0000a3a4, 0x00000000}, - {0x0000a3a8, 0xaaaaaaaa}, - {0x0000a3ac, 0x3c466478}, + {0x0000a398, 0x00000000}, + {0x0000a39c, 0x210d0401}, + {0x0000a3a0, 0xab9a7144}, + {0x0000a3a4, 0x00000011}, + {0x0000a3a8, 0x3c3c003d}, + {0x0000a3ac, 0x30310030}, {0x0000a3c0, 0x20202020}, {0x0000a3c4, 0x22222220}, {0x0000a3c8, 0x20200020}, @@ -686,100 +688,18 @@ static const u32 ar9331_1p1_baseband_core[][2] = { {0x0000a7dc, 0x00000001}, }; -static const u32 ar9331_modes_high_power_tx_gain_1p1[][5] = { +static const u32 ar9331_1p1_mac_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x0000a2d8, 0x7999a83a, 0x7999a83a, 0x7999a83a, 0x7999a83a}, - {0x0000a2dc, 0xffff2a52, 0xffff2a52, 0xffff2a52, 0xffff2a52}, - {0x0000a2e0, 0xffffcc84, 0xffffcc84, 0xffffcc84, 0xffffcc84}, - {0x0000a2e4, 0xfffff000, 0xfffff000, 0xfffff000, 0xfffff000}, - {0x0000a2e8, 0xfffe0000, 0xfffe0000, 0xfffe0000, 0xfffe0000}, - {0x0000a410, 0x000050d7, 0x000050d7, 0x000050d0, 0x000050d0}, - {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, - {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, - {0x0000a508, 0x0c002e00, 0x0c002e00, 0x08000004, 0x08000004}, - {0x0000a50c, 0x11062202, 0x11062202, 0x0d000200, 0x0d000200}, - {0x0000a510, 0x17022e00, 0x17022e00, 0x11000202, 0x11000202}, - {0x0000a514, 0x1d000ec2, 0x1d000ec2, 0x15000400, 0x15000400}, - {0x0000a518, 0x25020ec0, 0x25020ec0, 0x19000402, 0x19000402}, - {0x0000a51c, 0x2b020ec3, 0x2b020ec3, 0x1d000404, 0x1d000404}, - {0x0000a520, 0x2f001f04, 0x2f001f04, 0x23000a00, 0x23000a00}, - {0x0000a524, 0x35001fc4, 0x35001fc4, 0x27000a02, 0x27000a02}, - {0x0000a528, 0x3c022f04, 0x3c022f04, 0x2b000a04, 0x2b000a04}, - {0x0000a52c, 0x41023e85, 0x41023e85, 0x2d000a20, 0x2d000a20}, - {0x0000a530, 0x48023ec6, 0x48023ec6, 0x31000a22, 0x31000a22}, - {0x0000a534, 0x4d023f01, 0x4d023f01, 0x35000a24, 0x35000a24}, - {0x0000a538, 0x53023f4b, 0x53023f4b, 0x38000a43, 0x38000a43}, - {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x3b000e42, 0x3b000e42}, - {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x3f000e44, 0x3f000e44}, - {0x0000a544, 0x6502feca, 0x6502feca, 0x42000e64, 0x42000e64}, - {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x46000e66, 0x46000e66}, - {0x0000a54c, 0x7203feca, 0x7203feca, 0x4a000ea6, 0x4a000ea6}, - {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x4a000ea6, 0x4a000ea6}, - {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x4a000ea6, 0x4a000ea6}, - {0x0000a560, 0x900fff0b, 0x900fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a564, 0x960fffcb, 0x960fffcb, 0x4a000ea6, 0x4a000ea6}, - {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x4a000ea6, 0x4a000ea6}, - {0x0000a580, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, - {0x0000a584, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, - {0x0000a588, 0x0c002e00, 0x0c002e00, 0x08000004, 0x08000004}, - {0x0000a58c, 0x11062202, 0x11062202, 0x0b000200, 0x0b000200}, - {0x0000a590, 0x17022e00, 0x17022e00, 0x0f000202, 0x0f000202}, - {0x0000a594, 0x1d000ec2, 0x1d000ec2, 0x11000400, 0x11000400}, - {0x0000a598, 0x25020ec0, 0x25020ec0, 0x15000402, 0x15000402}, - {0x0000a59c, 0x2b020ec3, 0x2b020ec3, 0x19000404, 0x19000404}, - {0x0000a5a0, 0x2f001f04, 0x2f001f04, 0x1b000603, 0x1b000603}, - {0x0000a5a4, 0x35001fc4, 0x35001fc4, 0x1f000a02, 0x1f000a02}, - {0x0000a5a8, 0x3c022f04, 0x3c022f04, 0x23000a04, 0x23000a04}, - {0x0000a5ac, 0x41023e85, 0x41023e85, 0x26000a20, 0x26000a20}, - {0x0000a5b0, 0x48023ec6, 0x48023ec6, 0x2a000e20, 0x2a000e20}, - {0x0000a5b4, 0x4d023f01, 0x4d023f01, 0x2e000e22, 0x2e000e22}, - {0x0000a5b8, 0x53023f4b, 0x53023f4b, 0x31000e24, 0x31000e24}, - {0x0000a5bc, 0x5a027f09, 0x5a027f09, 0x34001640, 0x34001640}, - {0x0000a5c0, 0x5f027fc9, 0x5f027fc9, 0x38001660, 0x38001660}, - {0x0000a5c4, 0x6502feca, 0x6502feca, 0x3b001861, 0x3b001861}, - {0x0000a5c8, 0x6b02ff4a, 0x6b02ff4a, 0x3e001a81, 0x3e001a81}, - {0x0000a5cc, 0x7203feca, 0x7203feca, 0x42001a83, 0x42001a83}, - {0x0000a5d0, 0x7703ff0b, 0x7703ff0b, 0x44001c84, 0x44001c84}, - {0x0000a5d4, 0x7d06ffcb, 0x7d06ffcb, 0x48001ce3, 0x48001ce3}, - {0x0000a5d8, 0x8407ff0b, 0x8407ff0b, 0x4c001ce5, 0x4c001ce5}, - {0x0000a5dc, 0x8907ffcb, 0x8907ffcb, 0x50001ce9, 0x50001ce9}, - {0x0000a5e0, 0x900fff0b, 0x900fff0b, 0x54001ceb, 0x54001ceb}, - {0x0000a5e4, 0x960fffcb, 0x960fffcb, 0x56001eec, 0x56001eec}, - {0x0000a5e8, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a5ec, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a5f0, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a5f4, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a5f8, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a5fc, 0x9c1fff0b, 0x9c1fff0b, 0x56001eec, 0x56001eec}, - {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a614, 0x01404000, 0x01404000, 0x01404000, 0x01404000}, - {0x0000a618, 0x01404501, 0x01404501, 0x01404501, 0x01404501}, - {0x0000a61c, 0x02008802, 0x02008802, 0x02008802, 0x02008802}, - {0x0000a620, 0x0280c802, 0x0280c802, 0x0280c802, 0x0280c802}, - {0x0000a624, 0x03010a03, 0x03010a03, 0x03010a03, 0x03010a03}, - {0x0000a628, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x0000a62c, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x0000a630, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x0000a634, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x0000a638, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x0000a63c, 0x03010c04, 0x03010c04, 0x03010c04, 0x03010c04}, - {0x00016044, 0x034922db, 0x034922db, 0x034922db, 0x034922db}, - {0x00016284, 0x14d3f000, 0x14d3f000, 0x14d3f000, 0x14d3f000}, + {0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160}, + {0x00001070, 0x00000168, 0x000002d0, 0x00000318, 0x0000018c}, + {0x000010b0, 0x00000e60, 0x00001cc0, 0x00007c70, 0x00003e38}, + {0x00008014, 0x03e803e8, 0x07d007d0, 0x10801600, 0x08400b00}, + {0x0000801c, 0x128d8027, 0x128d804f, 0x12e00057, 0x12e0002b}, + {0x00008120, 0x08f04800, 0x08f04800, 0x08f04810, 0x08f04810}, + {0x000081d0, 0x00003210, 0x00003210, 0x0000320a, 0x0000320a}, + {0x00008318, 0x00003e80, 0x00007d00, 0x00006880, 0x00003440}, }; -#define ar9331_1p1_mac_postamble ar9300_2p2_mac_postamble - static const u32 ar9331_1p1_soc_preamble[][2] = { /* Addr allmodes */ {0x00007020, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h index 57ed8a11217..2154efcd390 100644 --- a/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9330_1p2_initvals.h @@ -18,6 +18,28 @@ #ifndef INITVALS_9330_1P2_H #define INITVALS_9330_1P2_H +#define ar9331_modes_high_power_tx_gain_1p2 ar9331_modes_high_ob_db_tx_gain_1p2 + +#define ar9331_modes_low_ob_db_tx_gain_1p2 ar9331_modes_high_ob_db_tx_gain_1p2 + +#define ar9331_modes_lowest_ob_db_tx_gain_1p2 ar9331_modes_high_ob_db_tx_gain_1p2 + +#define ar9331_1p2_baseband_core_txfir_coeff_japan_2484 ar9331_1p1_baseband_core_txfir_coeff_japan_2484 + +#define ar9331_1p2_xtal_25M ar9331_1p1_xtal_25M + +#define ar9331_1p2_xtal_40M ar9331_1p1_xtal_40M + +#define ar9331_1p2_soc_postamble ar9331_1p1_soc_postamble + +#define ar9331_1p2_mac_postamble ar9331_1p1_mac_postamble + +#define ar9331_1p2_soc_preamble ar9331_1p1_soc_preamble + +#define ar9331_1p2_mac_core ar9331_1p1_mac_core + +#define ar9331_common_wo_xlna_rx_gain_1p2 ar9331_common_wo_xlna_rx_gain_1p1 + static const u32 ar9331_modes_high_ob_db_tx_gain_1p2[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x0000a410, 0x000050d7, 0x000050d7, 0x000050d7, 0x000050d7}, @@ -103,57 +125,6 @@ static const u32 ar9331_modes_high_ob_db_tx_gain_1p2[][5] = { {0x0000a63c, 0x04011004, 0x04011004, 0x04011004, 0x04011004}, }; -#define ar9331_modes_high_power_tx_gain_1p2 ar9331_modes_high_ob_db_tx_gain_1p2 - -#define ar9331_modes_low_ob_db_tx_gain_1p2 ar9331_modes_high_power_tx_gain_1p2 - -#define ar9331_modes_lowest_ob_db_tx_gain_1p2 ar9331_modes_low_ob_db_tx_gain_1p2 - -static const u32 ar9331_1p2_baseband_postamble[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a8005}, - {0x00009820, 0x206a002e, 0x206a002e, 0x206a002e, 0x206a002e}, - {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, - {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, - {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, - {0x00009830, 0x0000059c, 0x0000059c, 0x0000059c, 0x0000059c}, - {0x00009c00, 0x00000044, 0x00000044, 0x00000044, 0x00000044}, - {0x00009e00, 0x0372161e, 0x0372161e, 0x037216a4, 0x037216a4}, - {0x00009e04, 0x00182020, 0x00182020, 0x00182020, 0x00182020}, - {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000e2}, - {0x00009e10, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e}, - {0x00009e14, 0x31395d5e, 0x3139605e, 0x3139605e, 0x31395d5e}, - {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, - {0x00009e2c, 0x0000001c, 0x0000001c, 0x00003221, 0x00003221}, - {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946222, 0xcf946222}, - {0x00009e44, 0x02321e27, 0x02321e27, 0x02282324, 0x02282324}, - {0x00009e48, 0x5030201a, 0x5030201a, 0x50302010, 0x50302010}, - {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, - {0x0000a204, 0x00003fc0, 0x00003fc4, 0x00003fc4, 0x00003fc0}, - {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, - {0x0000a230, 0x0000000a, 0x00000014, 0x00000016, 0x0000000b}, - {0x0000a234, 0x00000fff, 0x00000fff, 0x10000fff, 0x00000fff}, - {0x0000a238, 0xffb81018, 0xffb81018, 0xffb81018, 0xffb81018}, - {0x0000a250, 0x00000000, 0x00000000, 0x00000210, 0x00000108}, - {0x0000a254, 0x000007d0, 0x00000fa0, 0x00001130, 0x00000898}, - {0x0000a258, 0x02020002, 0x02020002, 0x02020002, 0x02020002}, - {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01000e0e, 0x01000e0e}, - {0x0000a260, 0x3a021501, 0x3a021501, 0x3a021501, 0x3a021501}, - {0x0000a264, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e}, - {0x0000a280, 0x00000007, 0x00000007, 0x0000000b, 0x0000000b}, - {0x0000a284, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a288, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a28c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, - {0x0000a2d0, 0x00071981, 0x00071981, 0x00071981, 0x00071981}, - {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0xf999a83a, 0xf999a83a}, - {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000ae04, 0x00802020, 0x00802020, 0x00802020, 0x00802020}, - {0x0000ae18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, -}; - static const u32 ar9331_1p2_radio_core[][2] = { /* Addr allmodes */ {0x00016000, 0x36db6db6}, @@ -219,24 +190,318 @@ static const u32 ar9331_1p2_radio_core[][2] = { {0x000163d4, 0x00000000}, }; -#define ar9331_1p2_baseband_core_txfir_coeff_japan_2484 ar9331_1p1_baseband_core_txfir_coeff_japan_2484 - -#define ar9331_1p2_xtal_25M ar9331_1p1_xtal_25M - -#define ar9331_1p2_xtal_40M ar9331_1p1_xtal_40M - -#define ar9331_1p2_baseband_core ar9331_1p1_baseband_core - -#define ar9331_1p2_soc_postamble ar9331_1p1_soc_postamble - -#define ar9331_1p2_mac_postamble ar9331_1p1_mac_postamble - -#define ar9331_1p2_soc_preamble ar9331_1p1_soc_preamble - -#define ar9331_1p2_mac_core ar9331_1p1_mac_core +static const u32 ar9331_1p2_baseband_core[][2] = { + /* Addr allmodes */ + {0x00009800, 0xafe68e30}, + {0x00009804, 0xfd14e000}, + {0x00009808, 0x9c0a8f6b}, + {0x0000980c, 0x04800000}, + {0x00009814, 0x9280c00a}, + {0x00009818, 0x00000000}, + {0x0000981c, 0x00020028}, + {0x00009834, 0x5f3ca3de}, + {0x00009838, 0x0108ecff}, + {0x0000983c, 0x14750600}, + {0x00009880, 0x201fff00}, + {0x00009884, 0x00001042}, + {0x000098a4, 0x00200400}, + {0x000098b0, 0x32840bbe}, + {0x000098d0, 0x004b6a8e}, + {0x000098d4, 0x00000820}, + {0x000098dc, 0x00000000}, + {0x000098f0, 0x00000000}, + {0x000098f4, 0x00000000}, + {0x00009c04, 0x00000000}, + {0x00009c08, 0x03200000}, + {0x00009c0c, 0x00000000}, + {0x00009c10, 0x00000000}, + {0x00009c14, 0x00046384}, + {0x00009c18, 0x05b6b440}, + {0x00009c1c, 0x00b6b440}, + {0x00009d00, 0xc080a333}, + {0x00009d04, 0x40206c10}, + {0x00009d08, 0x009c4060}, + {0x00009d0c, 0x1883800a}, + {0x00009d10, 0x01834061}, + {0x00009d14, 0x00c00400}, + {0x00009d18, 0x00000000}, + {0x00009e08, 0x0038233c}, + {0x00009e24, 0x9927b515}, + {0x00009e28, 0x12ef0200}, + {0x00009e30, 0x06336f77}, + {0x00009e34, 0x6af6532f}, + {0x00009e38, 0x0cc80c00}, + {0x00009e40, 0x0d261800}, + {0x00009e4c, 0x00001004}, + {0x00009e50, 0x00ff03f1}, + {0x00009fc0, 0x803e4788}, + {0x00009fc4, 0x0001efb5}, + {0x00009fcc, 0x40000014}, + {0x0000a20c, 0x00000000}, + {0x0000a220, 0x00000000}, + {0x0000a224, 0x00000000}, + {0x0000a228, 0x10002310}, + {0x0000a23c, 0x00000000}, + {0x0000a244, 0x0c000000}, + {0x0000a2a0, 0x00000001}, + {0x0000a2c0, 0x00000001}, + {0x0000a2c8, 0x00000000}, + {0x0000a2cc, 0x18c43433}, + {0x0000a2d4, 0x00000000}, + {0x0000a2dc, 0x00000000}, + {0x0000a2e0, 0x00000000}, + {0x0000a2e4, 0x00000000}, + {0x0000a2e8, 0x00000000}, + {0x0000a2ec, 0x00000000}, + {0x0000a2f0, 0x00000000}, + {0x0000a2f4, 0x00000000}, + {0x0000a2f8, 0x00000000}, + {0x0000a344, 0x00000000}, + {0x0000a34c, 0x00000000}, + {0x0000a350, 0x0000a000}, + {0x0000a364, 0x00000000}, + {0x0000a370, 0x00000000}, + {0x0000a390, 0x00000001}, + {0x0000a394, 0x00000444}, + {0x0000a398, 0x001f0e0f}, + {0x0000a39c, 0x0075393f}, + {0x0000a3a0, 0xb79f6427}, + {0x0000a3a4, 0x00000000}, + {0x0000a3a8, 0xaaaaaaaa}, + {0x0000a3ac, 0x3c466478}, + {0x0000a3c0, 0x20202020}, + {0x0000a3c4, 0x22222220}, + {0x0000a3c8, 0x20200020}, + {0x0000a3cc, 0x20202020}, + {0x0000a3d0, 0x20202020}, + {0x0000a3d4, 0x20202020}, + {0x0000a3d8, 0x20202020}, + {0x0000a3dc, 0x20202020}, + {0x0000a3e0, 0x20202020}, + {0x0000a3e4, 0x20202020}, + {0x0000a3e8, 0x20202020}, + {0x0000a3ec, 0x20202020}, + {0x0000a3f0, 0x00000000}, + {0x0000a3f4, 0x00000006}, + {0x0000a3f8, 0x0cdbd380}, + {0x0000a3fc, 0x000f0f01}, + {0x0000a400, 0x8fa91f01}, + {0x0000a404, 0x00000000}, + {0x0000a408, 0x0e79e5c6}, + {0x0000a40c, 0x00820820}, + {0x0000a414, 0x1ce739ce}, + {0x0000a418, 0x2d001dce}, + {0x0000a41c, 0x1ce739ce}, + {0x0000a420, 0x000001ce}, + {0x0000a424, 0x1ce739ce}, + {0x0000a428, 0x000001ce}, + {0x0000a42c, 0x1ce739ce}, + {0x0000a430, 0x1ce739ce}, + {0x0000a434, 0x00000000}, + {0x0000a438, 0x00001801}, + {0x0000a43c, 0x00000000}, + {0x0000a440, 0x00000000}, + {0x0000a444, 0x00000000}, + {0x0000a448, 0x04000000}, + {0x0000a44c, 0x00000001}, + {0x0000a450, 0x00010000}, + {0x0000a458, 0x00000000}, + {0x0000a640, 0x00000000}, + {0x0000a644, 0x3fad9d74}, + {0x0000a648, 0x0048060a}, + {0x0000a64c, 0x00003c37}, + {0x0000a670, 0x03020100}, + {0x0000a674, 0x09080504}, + {0x0000a678, 0x0d0c0b0a}, + {0x0000a67c, 0x13121110}, + {0x0000a680, 0x31301514}, + {0x0000a684, 0x35343332}, + {0x0000a688, 0x00000036}, + {0x0000a690, 0x00000838}, + {0x0000a7c0, 0x00000000}, + {0x0000a7c4, 0xfffffffc}, + {0x0000a7c8, 0x00000000}, + {0x0000a7cc, 0x00000000}, + {0x0000a7d0, 0x00000000}, + {0x0000a7d4, 0x00000004}, + {0x0000a7dc, 0x00000001}, +}; -#define ar9331_common_wo_xlna_rx_gain_1p2 ar9331_common_wo_xlna_rx_gain_1p1 +static const u32 ar9331_1p2_baseband_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a8005}, + {0x00009820, 0x206a002e, 0x206a002e, 0x206a002e, 0x206a002e}, + {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, + {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, + {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, + {0x00009830, 0x0000059c, 0x0000059c, 0x0000059c, 0x0000059c}, + {0x00009c00, 0x00000044, 0x00000044, 0x00000044, 0x00000044}, + {0x00009e00, 0x0372161e, 0x0372161e, 0x037216a4, 0x037216a4}, + {0x00009e04, 0x00182020, 0x00182020, 0x00182020, 0x00182020}, + {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000e2}, + {0x00009e10, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e, 0x7ec80d2e}, + {0x00009e14, 0x31395d5e, 0x3139605e, 0x3139605e, 0x31395d5e}, + {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, + {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, + {0x00009e2c, 0x0000001c, 0x0000001c, 0x00003221, 0x00003221}, + {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946222, 0xcf946222}, + {0x00009e44, 0x02321e27, 0x02321e27, 0x02282324, 0x02282324}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302010, 0x50302010}, + {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, + {0x0000a204, 0x00003fc0, 0x00003fc4, 0x00003fc4, 0x00003fc0}, + {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, + {0x0000a230, 0x0000000a, 0x00000014, 0x00000016, 0x0000000b}, + {0x0000a234, 0x00000fff, 0x00000fff, 0x10000fff, 0x00000fff}, + {0x0000a238, 0xffb81018, 0xffb81018, 0xffb81018, 0xffb81018}, + {0x0000a250, 0x00000000, 0x00000000, 0x00000210, 0x00000108}, + {0x0000a254, 0x000007d0, 0x00000fa0, 0x00001130, 0x00000898}, + {0x0000a258, 0x02020002, 0x02020002, 0x02020002, 0x02020002}, + {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01000e0e, 0x01000e0e}, + {0x0000a260, 0x3a021501, 0x3a021501, 0x3a021501, 0x3a021501}, + {0x0000a264, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e}, + {0x0000a280, 0x00000007, 0x00000007, 0x0000000b, 0x0000000b}, + {0x0000a284, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a288, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a28c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, + {0x0000a2d0, 0x00071981, 0x00071981, 0x00071981, 0x00071981}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0xf999a83a, 0xf999a83a}, + {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000ae04, 0x00802020, 0x00802020, 0x00802020, 0x00802020}, + {0x0000ae18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, +}; -#define ar9331_common_rx_gain_1p2 ar9485_common_rx_gain_1_1 +static const u32 ar9331_common_rx_gain_1p2[][2] = { + /* Addr allmodes */ + {0x0000a000, 0x00010000}, + {0x0000a004, 0x00030002}, + {0x0000a008, 0x00050004}, + {0x0000a00c, 0x00810080}, + {0x0000a010, 0x01800082}, + {0x0000a014, 0x01820181}, + {0x0000a018, 0x01840183}, + {0x0000a01c, 0x01880185}, + {0x0000a020, 0x018a0189}, + {0x0000a024, 0x02850284}, + {0x0000a028, 0x02890288}, + {0x0000a02c, 0x03850384}, + {0x0000a030, 0x03890388}, + {0x0000a034, 0x038b038a}, + {0x0000a038, 0x038d038c}, + {0x0000a03c, 0x03910390}, + {0x0000a040, 0x03930392}, + {0x0000a044, 0x03950394}, + {0x0000a048, 0x00000396}, + {0x0000a04c, 0x00000000}, + {0x0000a050, 0x00000000}, + {0x0000a054, 0x00000000}, + {0x0000a058, 0x00000000}, + {0x0000a05c, 0x00000000}, + {0x0000a060, 0x00000000}, + {0x0000a064, 0x00000000}, + {0x0000a068, 0x00000000}, + {0x0000a06c, 0x00000000}, + {0x0000a070, 0x00000000}, + {0x0000a074, 0x00000000}, + {0x0000a078, 0x00000000}, + {0x0000a07c, 0x00000000}, + {0x0000a080, 0x28282828}, + {0x0000a084, 0x28282828}, + {0x0000a088, 0x28282828}, + {0x0000a08c, 0x28282828}, + {0x0000a090, 0x28282828}, + {0x0000a094, 0x21212128}, + {0x0000a098, 0x171c1c1c}, + {0x0000a09c, 0x02020212}, + {0x0000a0a0, 0x00000202}, + {0x0000a0a4, 0x00000000}, + {0x0000a0a8, 0x00000000}, + {0x0000a0ac, 0x00000000}, + {0x0000a0b0, 0x00000000}, + {0x0000a0b4, 0x00000000}, + {0x0000a0b8, 0x00000000}, + {0x0000a0bc, 0x00000000}, + {0x0000a0c0, 0x001f0000}, + {0x0000a0c4, 0x111f1100}, + {0x0000a0c8, 0x111d111e}, + {0x0000a0cc, 0x111b111c}, + {0x0000a0d0, 0x22032204}, + {0x0000a0d4, 0x22012202}, + {0x0000a0d8, 0x221f2200}, + {0x0000a0dc, 0x221d221e}, + {0x0000a0e0, 0x33013302}, + {0x0000a0e4, 0x331f3300}, + {0x0000a0e8, 0x4402331e}, + {0x0000a0ec, 0x44004401}, + {0x0000a0f0, 0x441e441f}, + {0x0000a0f4, 0x55015502}, + {0x0000a0f8, 0x551f5500}, + {0x0000a0fc, 0x6602551e}, + {0x0000a100, 0x66006601}, + {0x0000a104, 0x661e661f}, + {0x0000a108, 0x7703661d}, + {0x0000a10c, 0x77017702}, + {0x0000a110, 0x00007700}, + {0x0000a114, 0x00000000}, + {0x0000a118, 0x00000000}, + {0x0000a11c, 0x00000000}, + {0x0000a120, 0x00000000}, + {0x0000a124, 0x00000000}, + {0x0000a128, 0x00000000}, + {0x0000a12c, 0x00000000}, + {0x0000a130, 0x00000000}, + {0x0000a134, 0x00000000}, + {0x0000a138, 0x00000000}, + {0x0000a13c, 0x00000000}, + {0x0000a140, 0x001f0000}, + {0x0000a144, 0x111f1100}, + {0x0000a148, 0x111d111e}, + {0x0000a14c, 0x111b111c}, + {0x0000a150, 0x22032204}, + {0x0000a154, 0x22012202}, + {0x0000a158, 0x221f2200}, + {0x0000a15c, 0x221d221e}, + {0x0000a160, 0x33013302}, + {0x0000a164, 0x331f3300}, + {0x0000a168, 0x4402331e}, + {0x0000a16c, 0x44004401}, + {0x0000a170, 0x441e441f}, + {0x0000a174, 0x55015502}, + {0x0000a178, 0x551f5500}, + {0x0000a17c, 0x6602551e}, + {0x0000a180, 0x66006601}, + {0x0000a184, 0x661e661f}, + {0x0000a188, 0x7703661d}, + {0x0000a18c, 0x77017702}, + {0x0000a190, 0x00007700}, + {0x0000a194, 0x00000000}, + {0x0000a198, 0x00000000}, + {0x0000a19c, 0x00000000}, + {0x0000a1a0, 0x00000000}, + {0x0000a1a4, 0x00000000}, + {0x0000a1a8, 0x00000000}, + {0x0000a1ac, 0x00000000}, + {0x0000a1b0, 0x00000000}, + {0x0000a1b4, 0x00000000}, + {0x0000a1b8, 0x00000000}, + {0x0000a1bc, 0x00000000}, + {0x0000a1c0, 0x00000000}, + {0x0000a1c4, 0x00000000}, + {0x0000a1c8, 0x00000000}, + {0x0000a1cc, 0x00000000}, + {0x0000a1d0, 0x00000000}, + {0x0000a1d4, 0x00000000}, + {0x0000a1d8, 0x00000000}, + {0x0000a1dc, 0x00000000}, + {0x0000a1e0, 0x00000000}, + {0x0000a1e4, 0x00000000}, + {0x0000a1e8, 0x00000000}, + {0x0000a1ec, 0x00000000}, + {0x0000a1f0, 0x00000396}, + {0x0000a1f4, 0x00000396}, + {0x0000a1f8, 0x00000396}, + {0x0000a1fc, 0x00000296}, +}; #endif /* INITVALS_9330_1P2_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9340_initvals.h b/drivers/net/wireless/ath/ath9k/ar9340_initvals.h index f69d292bdc0..b995ffe88b3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9340_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9340_initvals.h @@ -18,6 +18,20 @@ #ifndef INITVALS_9340_H #define INITVALS_9340_H +#define ar9340_1p0_mac_postamble ar9300_2p2_mac_postamble + +#define ar9340_1p0_soc_postamble ar9300_2p2_soc_postamble + +#define ar9340Modes_fast_clock_1p0 ar9300Modes_fast_clock_2p2 + +#define ar9340Common_rx_gain_table_1p0 ar9300Common_rx_gain_table_2p2 + +#define ar9340Common_wo_xlna_rx_gain_table_1p0 ar9300Common_wo_xlna_rx_gain_table_2p2 + +#define ar9340_1p0_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + +#define ar9340_1p0_baseband_postamble_dfs_channel ar9300_2p2_baseband_postamble_dfs_channel + static const u32 ar9340_1p0_radio_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000160ac, 0xa4646800, 0xa4646800, 0xa4646800, 0xa4646800}, @@ -100,8 +114,6 @@ static const u32 ar9340Modes_lowest_ob_db_tx_gain_table_1p0[][5] = { {0x00016448, 0x24925266, 0x24925266, 0x24925266, 0x24925266}, }; -#define ar9340Modes_fast_clock_1p0 ar9300Modes_fast_clock_2p2 - static const u32 ar9340_1p0_radio_core[][2] = { /* Addr allmodes */ {0x00016000, 0x36db6db6}, @@ -215,16 +227,12 @@ static const u32 ar9340_1p0_radio_core_40M[][2] = { {0x0000824c, 0x0001e800}, }; -#define ar9340_1p0_mac_postamble ar9300_2p2_mac_postamble - -#define ar9340_1p0_soc_postamble ar9300_2p2_soc_postamble - static const u32 ar9340_1p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011}, {0x00009820, 0x206a022e, 0x206a022e, 0x206a022e, 0x206a022e}, {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, - {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, + {0x00009828, 0x06903081, 0x06903081, 0x09103881, 0x09103881}, {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, {0x00009830, 0x0000059c, 0x0000059c, 0x0000119c, 0x0000119c}, {0x00009c00, 0x000000c4, 0x000000c4, 0x000000c4, 0x000000c4}, @@ -310,7 +318,7 @@ static const u32 ar9340_1p0_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, @@ -714,266 +722,6 @@ static const u32 ar9340Modes_ub124_tx_gain_table_1p0[][5] = { {0x0000b2e8, 0xfffe0000, 0xfffe0000, 0xfffc0000, 0xfffc0000}, }; -static const u32 ar9340Common_rx_gain_table_1p0[][2] = { - /* Addr allmodes */ - {0x0000a000, 0x00010000}, - {0x0000a004, 0x00030002}, - {0x0000a008, 0x00050004}, - {0x0000a00c, 0x00810080}, - {0x0000a010, 0x00830082}, - {0x0000a014, 0x01810180}, - {0x0000a018, 0x01830182}, - {0x0000a01c, 0x01850184}, - {0x0000a020, 0x01890188}, - {0x0000a024, 0x018b018a}, - {0x0000a028, 0x018d018c}, - {0x0000a02c, 0x01910190}, - {0x0000a030, 0x01930192}, - {0x0000a034, 0x01950194}, - {0x0000a038, 0x038a0196}, - {0x0000a03c, 0x038c038b}, - {0x0000a040, 0x0390038d}, - {0x0000a044, 0x03920391}, - {0x0000a048, 0x03940393}, - {0x0000a04c, 0x03960395}, - {0x0000a050, 0x00000000}, - {0x0000a054, 0x00000000}, - {0x0000a058, 0x00000000}, - {0x0000a05c, 0x00000000}, - {0x0000a060, 0x00000000}, - {0x0000a064, 0x00000000}, - {0x0000a068, 0x00000000}, - {0x0000a06c, 0x00000000}, - {0x0000a070, 0x00000000}, - {0x0000a074, 0x00000000}, - {0x0000a078, 0x00000000}, - {0x0000a07c, 0x00000000}, - {0x0000a080, 0x22222229}, - {0x0000a084, 0x1d1d1d1d}, - {0x0000a088, 0x1d1d1d1d}, - {0x0000a08c, 0x1d1d1d1d}, - {0x0000a090, 0x171d1d1d}, - {0x0000a094, 0x11111717}, - {0x0000a098, 0x00030311}, - {0x0000a09c, 0x00000000}, - {0x0000a0a0, 0x00000000}, - {0x0000a0a4, 0x00000000}, - {0x0000a0a8, 0x00000000}, - {0x0000a0ac, 0x00000000}, - {0x0000a0b0, 0x00000000}, - {0x0000a0b4, 0x00000000}, - {0x0000a0b8, 0x00000000}, - {0x0000a0bc, 0x00000000}, - {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x01000101}, - {0x0000a0c8, 0x011e011f}, - {0x0000a0cc, 0x011c011d}, - {0x0000a0d0, 0x02030204}, - {0x0000a0d4, 0x02010202}, - {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x0302021e}, - {0x0000a0e0, 0x03000301}, - {0x0000a0e4, 0x031e031f}, - {0x0000a0e8, 0x0402031d}, - {0x0000a0ec, 0x04000401}, - {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x0502041d}, - {0x0000a0f8, 0x05000501}, - {0x0000a0fc, 0x051e051f}, - {0x0000a100, 0x06010602}, - {0x0000a104, 0x061f0600}, - {0x0000a108, 0x061d061e}, - {0x0000a10c, 0x07020703}, - {0x0000a110, 0x07000701}, - {0x0000a114, 0x00000000}, - {0x0000a118, 0x00000000}, - {0x0000a11c, 0x00000000}, - {0x0000a120, 0x00000000}, - {0x0000a124, 0x00000000}, - {0x0000a128, 0x00000000}, - {0x0000a12c, 0x00000000}, - {0x0000a130, 0x00000000}, - {0x0000a134, 0x00000000}, - {0x0000a138, 0x00000000}, - {0x0000a13c, 0x00000000}, - {0x0000a140, 0x001f0000}, - {0x0000a144, 0x01000101}, - {0x0000a148, 0x011e011f}, - {0x0000a14c, 0x011c011d}, - {0x0000a150, 0x02030204}, - {0x0000a154, 0x02010202}, - {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x0302021e}, - {0x0000a160, 0x03000301}, - {0x0000a164, 0x031e031f}, - {0x0000a168, 0x0402031d}, - {0x0000a16c, 0x04000401}, - {0x0000a170, 0x041e041f}, - {0x0000a174, 0x0502041d}, - {0x0000a178, 0x05000501}, - {0x0000a17c, 0x051e051f}, - {0x0000a180, 0x06010602}, - {0x0000a184, 0x061f0600}, - {0x0000a188, 0x061d061e}, - {0x0000a18c, 0x07020703}, - {0x0000a190, 0x07000701}, - {0x0000a194, 0x00000000}, - {0x0000a198, 0x00000000}, - {0x0000a19c, 0x00000000}, - {0x0000a1a0, 0x00000000}, - {0x0000a1a4, 0x00000000}, - {0x0000a1a8, 0x00000000}, - {0x0000a1ac, 0x00000000}, - {0x0000a1b0, 0x00000000}, - {0x0000a1b4, 0x00000000}, - {0x0000a1b8, 0x00000000}, - {0x0000a1bc, 0x00000000}, - {0x0000a1c0, 0x00000000}, - {0x0000a1c4, 0x00000000}, - {0x0000a1c8, 0x00000000}, - {0x0000a1cc, 0x00000000}, - {0x0000a1d0, 0x00000000}, - {0x0000a1d4, 0x00000000}, - {0x0000a1d8, 0x00000000}, - {0x0000a1dc, 0x00000000}, - {0x0000a1e0, 0x00000000}, - {0x0000a1e4, 0x00000000}, - {0x0000a1e8, 0x00000000}, - {0x0000a1ec, 0x00000000}, - {0x0000a1f0, 0x00000396}, - {0x0000a1f4, 0x00000396}, - {0x0000a1f8, 0x00000396}, - {0x0000a1fc, 0x00000196}, - {0x0000b000, 0x00010000}, - {0x0000b004, 0x00030002}, - {0x0000b008, 0x00050004}, - {0x0000b00c, 0x00810080}, - {0x0000b010, 0x00830082}, - {0x0000b014, 0x01810180}, - {0x0000b018, 0x01830182}, - {0x0000b01c, 0x01850184}, - {0x0000b020, 0x02810280}, - {0x0000b024, 0x02830282}, - {0x0000b028, 0x02850284}, - {0x0000b02c, 0x02890288}, - {0x0000b030, 0x028b028a}, - {0x0000b034, 0x0388028c}, - {0x0000b038, 0x038a0389}, - {0x0000b03c, 0x038c038b}, - {0x0000b040, 0x0390038d}, - {0x0000b044, 0x03920391}, - {0x0000b048, 0x03940393}, - {0x0000b04c, 0x03960395}, - {0x0000b050, 0x00000000}, - {0x0000b054, 0x00000000}, - {0x0000b058, 0x00000000}, - {0x0000b05c, 0x00000000}, - {0x0000b060, 0x00000000}, - {0x0000b064, 0x00000000}, - {0x0000b068, 0x00000000}, - {0x0000b06c, 0x00000000}, - {0x0000b070, 0x00000000}, - {0x0000b074, 0x00000000}, - {0x0000b078, 0x00000000}, - {0x0000b07c, 0x00000000}, - {0x0000b080, 0x23232323}, - {0x0000b084, 0x21232323}, - {0x0000b088, 0x19191c1e}, - {0x0000b08c, 0x12141417}, - {0x0000b090, 0x07070e0e}, - {0x0000b094, 0x03030305}, - {0x0000b098, 0x00000003}, - {0x0000b09c, 0x00000000}, - {0x0000b0a0, 0x00000000}, - {0x0000b0a4, 0x00000000}, - {0x0000b0a8, 0x00000000}, - {0x0000b0ac, 0x00000000}, - {0x0000b0b0, 0x00000000}, - {0x0000b0b4, 0x00000000}, - {0x0000b0b8, 0x00000000}, - {0x0000b0bc, 0x00000000}, - {0x0000b0c0, 0x003f0020}, - {0x0000b0c4, 0x00400041}, - {0x0000b0c8, 0x0140005f}, - {0x0000b0cc, 0x0160015f}, - {0x0000b0d0, 0x017e017f}, - {0x0000b0d4, 0x02410242}, - {0x0000b0d8, 0x025f0240}, - {0x0000b0dc, 0x027f0260}, - {0x0000b0e0, 0x0341027e}, - {0x0000b0e4, 0x035f0340}, - {0x0000b0e8, 0x037f0360}, - {0x0000b0ec, 0x04400441}, - {0x0000b0f0, 0x0460045f}, - {0x0000b0f4, 0x0541047f}, - {0x0000b0f8, 0x055f0540}, - {0x0000b0fc, 0x057f0560}, - {0x0000b100, 0x06400641}, - {0x0000b104, 0x0660065f}, - {0x0000b108, 0x067e067f}, - {0x0000b10c, 0x07410742}, - {0x0000b110, 0x075f0740}, - {0x0000b114, 0x077f0760}, - {0x0000b118, 0x07800781}, - {0x0000b11c, 0x07a0079f}, - {0x0000b120, 0x07c107bf}, - {0x0000b124, 0x000007c0}, - {0x0000b128, 0x00000000}, - {0x0000b12c, 0x00000000}, - {0x0000b130, 0x00000000}, - {0x0000b134, 0x00000000}, - {0x0000b138, 0x00000000}, - {0x0000b13c, 0x00000000}, - {0x0000b140, 0x003f0020}, - {0x0000b144, 0x00400041}, - {0x0000b148, 0x0140005f}, - {0x0000b14c, 0x0160015f}, - {0x0000b150, 0x017e017f}, - {0x0000b154, 0x02410242}, - {0x0000b158, 0x025f0240}, - {0x0000b15c, 0x027f0260}, - {0x0000b160, 0x0341027e}, - {0x0000b164, 0x035f0340}, - {0x0000b168, 0x037f0360}, - {0x0000b16c, 0x04400441}, - {0x0000b170, 0x0460045f}, - {0x0000b174, 0x0541047f}, - {0x0000b178, 0x055f0540}, - {0x0000b17c, 0x057f0560}, - {0x0000b180, 0x06400641}, - {0x0000b184, 0x0660065f}, - {0x0000b188, 0x067e067f}, - {0x0000b18c, 0x07410742}, - {0x0000b190, 0x075f0740}, - {0x0000b194, 0x077f0760}, - {0x0000b198, 0x07800781}, - {0x0000b19c, 0x07a0079f}, - {0x0000b1a0, 0x07c107bf}, - {0x0000b1a4, 0x000007c0}, - {0x0000b1a8, 0x00000000}, - {0x0000b1ac, 0x00000000}, - {0x0000b1b0, 0x00000000}, - {0x0000b1b4, 0x00000000}, - {0x0000b1b8, 0x00000000}, - {0x0000b1bc, 0x00000000}, - {0x0000b1c0, 0x00000000}, - {0x0000b1c4, 0x00000000}, - {0x0000b1c8, 0x00000000}, - {0x0000b1cc, 0x00000000}, - {0x0000b1d0, 0x00000000}, - {0x0000b1d4, 0x00000000}, - {0x0000b1d8, 0x00000000}, - {0x0000b1dc, 0x00000000}, - {0x0000b1e0, 0x00000000}, - {0x0000b1e4, 0x00000000}, - {0x0000b1e8, 0x00000000}, - {0x0000b1ec, 0x00000000}, - {0x0000b1f0, 0x00000396}, - {0x0000b1f4, 0x00000396}, - {0x0000b1f8, 0x00000396}, - {0x0000b1fc, 0x00000196}, -}; - static const u32 ar9340Modes_low_ob_db_tx_gain_table_1p0[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, @@ -1172,6 +920,106 @@ static const u32 ar9340Modes_mixed_ob_db_tx_gain_table_1p0[][5] = { {0x00016448, 0x24925666, 0x24925666, 0x8e481266, 0x8e481266}, }; +static const u32 ar9340Modes_low_ob_db_and_spur_tx_gain_table_1p0[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03eaac5a, 0x03eaac5a}, + {0x0000a2e0, 0x0000f800, 0x0000f800, 0x03f330ac, 0x03f330ac}, + {0x0000a2e4, 0x03ff0000, 0x03ff0000, 0x03fc3f00, 0x03fc3f00}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ffc000, 0x03ffc000}, + {0x0000a394, 0x00000444, 0x00000444, 0x00000404, 0x00000404}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x02000001, 0x02000001}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x05000003, 0x05000003}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0a000005, 0x0a000005}, + {0x0000a510, 0x16000220, 0x16000220, 0x0e000201, 0x0e000201}, + {0x0000a514, 0x1c000223, 0x1c000223, 0x11000203, 0x11000203}, + {0x0000a518, 0x21002220, 0x21002220, 0x14000401, 0x14000401}, + {0x0000a51c, 0x27002223, 0x27002223, 0x18000403, 0x18000403}, + {0x0000a520, 0x2b022220, 0x2b022220, 0x1b000602, 0x1b000602}, + {0x0000a524, 0x2f022222, 0x2f022222, 0x1f000802, 0x1f000802}, + {0x0000a528, 0x34022225, 0x34022225, 0x21000620, 0x21000620}, + {0x0000a52c, 0x3a02222a, 0x3a02222a, 0x25000820, 0x25000820}, + {0x0000a530, 0x3e02222c, 0x3e02222c, 0x29000822, 0x29000822}, + {0x0000a534, 0x4202242a, 0x4202242a, 0x2d000824, 0x2d000824}, + {0x0000a538, 0x4702244a, 0x4702244a, 0x30000828, 0x30000828}, + {0x0000a53c, 0x4b02244c, 0x4b02244c, 0x3400082a, 0x3400082a}, + {0x0000a540, 0x4e02246c, 0x4e02246c, 0x38000849, 0x38000849}, + {0x0000a544, 0x5302266c, 0x5302266c, 0x3b000a2c, 0x3b000a2c}, + {0x0000a548, 0x5702286c, 0x5702286c, 0x3e000e2b, 0x3e000e2b}, + {0x0000a54c, 0x5c02486b, 0x5c02486b, 0x42000e2d, 0x42000e2d}, + {0x0000a550, 0x61024a6c, 0x61024a6c, 0x4500124a, 0x4500124a}, + {0x0000a554, 0x66026a6c, 0x66026a6c, 0x4900124c, 0x4900124c}, + {0x0000a558, 0x6b026e6c, 0x6b026e6c, 0x4c00126c, 0x4c00126c}, + {0x0000a55c, 0x7002708c, 0x7002708c, 0x4f00128c, 0x4f00128c}, + {0x0000a560, 0x7302b08a, 0x7302b08a, 0x52001290, 0x52001290}, + {0x0000a564, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a568, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a56c, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a570, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a574, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a578, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a57c, 0x7702b08c, 0x7702b08c, 0x56001292, 0x56001292}, + {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000}, + {0x0000a584, 0x06800003, 0x06800003, 0x02800001, 0x02800001}, + {0x0000a588, 0x0a800020, 0x0a800020, 0x05800003, 0x05800003}, + {0x0000a58c, 0x10800023, 0x10800023, 0x0a800005, 0x0a800005}, + {0x0000a590, 0x16800220, 0x16800220, 0x0e800201, 0x0e800201}, + {0x0000a594, 0x1c800223, 0x1c800223, 0x11800203, 0x11800203}, + {0x0000a598, 0x21820220, 0x21820220, 0x14800401, 0x14800401}, + {0x0000a59c, 0x27820223, 0x27820223, 0x18800403, 0x18800403}, + {0x0000a5a0, 0x2b822220, 0x2b822220, 0x1b800602, 0x1b800602}, + {0x0000a5a4, 0x2f822222, 0x2f822222, 0x1f800802, 0x1f800802}, + {0x0000a5a8, 0x34822225, 0x34822225, 0x21800620, 0x21800620}, + {0x0000a5ac, 0x3a82222a, 0x3a82222a, 0x25800820, 0x25800820}, + {0x0000a5b0, 0x3e82222c, 0x3e82222c, 0x29800822, 0x29800822}, + {0x0000a5b4, 0x4282242a, 0x4282242a, 0x2d800824, 0x2d800824}, + {0x0000a5b8, 0x4782244a, 0x4782244a, 0x30800828, 0x30800828}, + {0x0000a5bc, 0x4b82244c, 0x4b82244c, 0x3480082a, 0x3480082a}, + {0x0000a5c0, 0x4e82246c, 0x4e82246c, 0x38800849, 0x38800849}, + {0x0000a5c4, 0x5382266c, 0x5382266c, 0x3b800a2c, 0x3b800a2c}, + {0x0000a5c8, 0x5782286c, 0x5782286c, 0x3e800e2b, 0x3e800e2b}, + {0x0000a5cc, 0x5c84286b, 0x5c84286b, 0x42800e2d, 0x42800e2d}, + {0x0000a5d0, 0x61842a6c, 0x61842a6c, 0x4580124a, 0x4580124a}, + {0x0000a5d4, 0x66862a6c, 0x66862a6c, 0x4980124c, 0x4980124c}, + {0x0000a5d8, 0x6b862e6c, 0x6b862e6c, 0x4c80126c, 0x4c80126c}, + {0x0000a5dc, 0x7086308c, 0x7086308c, 0x4f80128c, 0x4f80128c}, + {0x0000a5e0, 0x738a308a, 0x738a308a, 0x52801290, 0x52801290}, + {0x0000a5e4, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5e8, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5ec, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5f0, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5f4, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5f8, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a5fc, 0x778a308c, 0x778a308c, 0x56801292, 0x56801292}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a614, 0x01404000, 0x01404000, 0x01404501, 0x01404501}, + {0x0000a618, 0x01404501, 0x01404501, 0x01404501, 0x01404501}, + {0x0000a61c, 0x02008802, 0x02008802, 0x01404501, 0x01404501}, + {0x0000a620, 0x0300cc03, 0x0300cc03, 0x03c0cf02, 0x03c0cf02}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03c0cf03, 0x03c0cf03}, + {0x0000a628, 0x0300cc03, 0x0300cc03, 0x04011004, 0x04011004}, + {0x0000a62c, 0x03810c03, 0x03810c03, 0x05419405, 0x05419405}, + {0x0000a630, 0x03810e04, 0x03810e04, 0x05419506, 0x05419506}, + {0x0000a634, 0x03810e04, 0x03810e04, 0x05419506, 0x05419506}, + {0x0000a638, 0x03810e04, 0x03810e04, 0x05419506, 0x05419506}, + {0x0000a63c, 0x03810e04, 0x03810e04, 0x05419506, 0x05419506}, + {0x0000b2dc, 0x0380c7fc, 0x0380c7fc, 0x03eaac5a, 0x03eaac5a}, + {0x0000b2e0, 0x0000f800, 0x0000f800, 0x03f330ac, 0x03f330ac}, + {0x0000b2e4, 0x03ff0000, 0x03ff0000, 0x03fc3f00, 0x03fc3f00}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ffc000, 0x03ffc000}, + {0x00016044, 0x022492db, 0x022492db, 0x022492db, 0x022492db}, + {0x00016048, 0x24925666, 0x24925666, 0x24925266, 0x24925266}, + {0x00016280, 0x01000015, 0x01000015, 0x01001015, 0x01001015}, + {0x00016288, 0xf0318000, 0xf0318000, 0xf0318000, 0xf0318000}, + {0x00016444, 0x022492db, 0x022492db, 0x022492db, 0x022492db}, + {0x00016448, 0x24925666, 0x24925666, 0x24925266, 0x24925266}, +}; + static const u32 ar9340_1p0_mac_core[][2] = { /* Addr allmodes */ {0x00000008, 0x00000000}, @@ -1337,8 +1185,6 @@ static const u32 ar9340_1p0_mac_core[][2] = { {0x000083d0, 0x000101ff}, }; -#define ar9340Common_wo_xlna_rx_gain_table_1p0 ar9300Common_wo_xlna_rx_gain_table_2p2 - static const u32 ar9340_1p0_soc_preamble[][2] = { /* Addr allmodes */ {0x00007008, 0x00000000}, @@ -1347,4 +1193,106 @@ static const u32 ar9340_1p0_soc_preamble[][2] = { {0x00007038, 0x000004c2}, }; +static const u32 ar9340_cus227_tx_gain_table_1p0[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x16000220, 0x16000220, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1c000223, 0x1c000223, 0x11000400, 0x11000400}, + {0x0000a518, 0x21002220, 0x21002220, 0x15000402, 0x15000402}, + {0x0000a51c, 0x27002223, 0x27002223, 0x19000404, 0x19000404}, + {0x0000a520, 0x2c022220, 0x2c022220, 0x1b000603, 0x1b000603}, + {0x0000a524, 0x30022222, 0x30022222, 0x1f000a02, 0x1f000a02}, + {0x0000a528, 0x35022225, 0x35022225, 0x23000a04, 0x23000a04}, + {0x0000a52c, 0x3b02222a, 0x3b02222a, 0x26000a20, 0x26000a20}, + {0x0000a530, 0x3f02222c, 0x3f02222c, 0x2a000e20, 0x2a000e20}, + {0x0000a534, 0x4202242a, 0x4202242a, 0x2e000e22, 0x2e000e22}, + {0x0000a538, 0x4702244a, 0x4702244a, 0x31000e24, 0x31000e24}, + {0x0000a53c, 0x4b02244c, 0x4b02244c, 0x34001640, 0x34001640}, + {0x0000a540, 0x4e02246c, 0x4e02246c, 0x38001660, 0x38001660}, + {0x0000a544, 0x5302266c, 0x5302266c, 0x3b001861, 0x3b001861}, + {0x0000a548, 0x5702286c, 0x5702286c, 0x3e001a81, 0x3e001a81}, + {0x0000a54c, 0x5c02486b, 0x5c02486b, 0x42001a83, 0x42001a83}, + {0x0000a550, 0x61024a6c, 0x61024a6c, 0x44001c84, 0x44001c84}, + {0x0000a554, 0x66026a6c, 0x66026a6c, 0x48001ce3, 0x48001ce3}, + {0x0000a558, 0x6b026e6c, 0x6b026e6c, 0x4c001ce5, 0x4c001ce5}, + {0x0000a55c, 0x7002708c, 0x7002708c, 0x50001ce9, 0x50001ce9}, + {0x0000a560, 0x7302b08a, 0x7302b08a, 0x54001ceb, 0x54001ceb}, + {0x0000a564, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a568, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a56c, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a570, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a574, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a578, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a57c, 0x7702b08c, 0x7702b08c, 0x56001eec, 0x56001eec}, + {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000}, + {0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002}, + {0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004}, + {0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200}, + {0x0000a590, 0x16800220, 0x16800220, 0x0f800202, 0x0f800202}, + {0x0000a594, 0x1c800223, 0x1c800223, 0x11800400, 0x11800400}, + {0x0000a598, 0x21820220, 0x21820220, 0x15800402, 0x15800402}, + {0x0000a59c, 0x27820223, 0x27820223, 0x19800404, 0x19800404}, + {0x0000a5a0, 0x2b822220, 0x2b822220, 0x1b800603, 0x1b800603}, + {0x0000a5a4, 0x2f822222, 0x2f822222, 0x1f800a02, 0x1f800a02}, + {0x0000a5a8, 0x34822225, 0x34822225, 0x23800a04, 0x23800a04}, + {0x0000a5ac, 0x3a82222a, 0x3a82222a, 0x26800a20, 0x26800a20}, + {0x0000a5b0, 0x3e82222c, 0x3e82222c, 0x2a800e20, 0x2a800e20}, + {0x0000a5b4, 0x4282242a, 0x4282242a, 0x2e800e22, 0x2e800e22}, + {0x0000a5b8, 0x4782244a, 0x4782244a, 0x31800e24, 0x31800e24}, + {0x0000a5bc, 0x4b82244c, 0x4b82244c, 0x34801640, 0x34801640}, + {0x0000a5c0, 0x4e82246c, 0x4e82246c, 0x38801660, 0x38801660}, + {0x0000a5c4, 0x5382266c, 0x5382266c, 0x3b801861, 0x3b801861}, + {0x0000a5c8, 0x5782286c, 0x5782286c, 0x3e801a81, 0x3e801a81}, + {0x0000a5cc, 0x5c84286b, 0x5c84286b, 0x42801a83, 0x42801a83}, + {0x0000a5d0, 0x61842a6c, 0x61842a6c, 0x44801c84, 0x44801c84}, + {0x0000a5d4, 0x66862a6c, 0x66862a6c, 0x48801ce3, 0x48801ce3}, + {0x0000a5d8, 0x6b862e6c, 0x6b862e6c, 0x4c801ce5, 0x4c801ce5}, + {0x0000a5dc, 0x7086308c, 0x7086308c, 0x50801ce9, 0x50801ce9}, + {0x0000a5e0, 0x738a308a, 0x738a308a, 0x54801ceb, 0x54801ceb}, + {0x0000a5e4, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5e8, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5ec, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5f0, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5f4, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5f8, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a5fc, 0x778a308c, 0x778a308c, 0x56801eec, 0x56801eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a614, 0x01404000, 0x01404000, 0x01404000, 0x01404000}, + {0x0000a618, 0x01404501, 0x01404501, 0x01404501, 0x01404501}, + {0x0000a61c, 0x02008802, 0x02008802, 0x02008501, 0x02008501}, + {0x0000a620, 0x0300cc03, 0x0300cc03, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x0300cc03, 0x0300cc03, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x03810c03, 0x03810c03, 0x04015005, 0x04015005}, + {0x0000a630, 0x03810e04, 0x03810e04, 0x04015005, 0x04015005}, + {0x0000a634, 0x03810e04, 0x03810e04, 0x04015005, 0x04015005}, + {0x0000a638, 0x03810e04, 0x03810e04, 0x04015005, 0x04015005}, + {0x0000a63c, 0x03810e04, 0x03810e04, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x056db2db, 0x056db2db, 0x03b6d2e4, 0x03b6d2e4}, + {0x00016048, 0x24925666, 0x24925666, 0x8e481266, 0x8e481266}, + {0x00016280, 0x01000015, 0x01000015, 0x01001015, 0x01001015}, + {0x00016288, 0x30318000, 0x30318000, 0x00318000, 0x00318000}, + {0x00016444, 0x056db2db, 0x056db2db, 0x03b6d2e4, 0x03b6d2e4}, + {0x00016448, 0x24925666, 0x24925666, 0x8e481266, 0x8e481266}, + {0x0000a3a4, 0x00000011, 0x00000011, 0x00000011, 0x00000011}, + {0x0000a3a8, 0x3c3c3c3c, 0x3c3c3c3c, 0x3c3c3c3c, 0x3c3c3c3c}, + {0x0000a3ac, 0x30303030, 0x30303030, 0x30303030, 0x30303030}, +}; + #endif /* INITVALS_9340_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h index ccc42a71b43..1b6b4d0cfa9 100644 --- a/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9462_2p0_initvals.h @@ -20,7 +20,15 @@ /* AR9462 2.0 */ -static const u32 ar9462_modes_fast_clock_2p0[][3] = { +#define ar9462_2p0_mac_postamble ar9331_1p1_mac_postamble + +#define ar9462_2p0_common_wo_xlna_rx_gain ar9300Common_wo_xlna_rx_gain_table_2p2 + +#define ar9462_2p0_common_5g_xlna_only_rxgain ar9462_2p0_common_mixed_rx_gain + +#define ar9462_2p0_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + +static const u32 ar9462_2p0_modes_fast_clock[][3] = { /* Addr 5G_HT20 5G_HT40 */ {0x00001030, 0x00000268, 0x000004d0}, {0x00001070, 0x0000018c, 0x00000318}, @@ -33,32 +41,25 @@ static const u32 ar9462_modes_fast_clock_2p0[][3] = { {0x0000a254, 0x00000898, 0x00001130}, }; -static const u32 ar9462_pciephy_clkreq_enable_L1_2p0[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18253ede}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0003580c}, -}; - static const u32 ar9462_2p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a800d}, {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a01ae}, - {0x00009824, 0x5ac640de, 0x5ac640d0, 0x5ac640d0, 0x63c640da}, + {0x00009824, 0x63c640de, 0x5ac640d0, 0x5ac640d0, 0x63c640da}, {0x00009828, 0x0796be89, 0x0696b081, 0x0696b881, 0x09143e81}, {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, {0x00009830, 0x0000059c, 0x0000059c, 0x0000119c, 0x0000119c}, {0x00009c00, 0x000000c4, 0x000000c4, 0x000000c4, 0x000000c4}, - {0x00009e00, 0x0372111a, 0x0372111a, 0x037216a0, 0x037216a0}, + {0x00009e00, 0x0372111a, 0x0372111a, 0x037216a0, 0x037216a2}, {0x00009e04, 0x001c2020, 0x001c2020, 0x001c2020, 0x001c2020}, {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000d8}, {0x00009e10, 0x92c88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec86d2e}, - {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3376605e, 0x32395d5e}, + {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3236605e, 0x32365a5e}, {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, + {0x00009e20, 0x000003a5, 0x000003a5, 0x000003a5, 0x000003a5}, {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, - {0x00009e3c, 0xcf946222, 0xcf946222, 0xcfd5c782, 0xcfd5c282}, + {0x00009e3c, 0xcf946220, 0xcf946220, 0xcfd5c782, 0xcfd5c282}, {0x00009e44, 0x62321e27, 0x62321e27, 0xfe291e27, 0xfe291e27}, {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, @@ -78,13 +79,13 @@ static const u32 ar9462_2p0_baseband_postamble[][5] = { {0x0000a284, 0x00000000, 0x00000000, 0x00000150, 0x00000150}, {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, - {0x0000a2c4, 0x00058d18, 0x00058d18, 0x00058d18, 0x00058d18}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982}, {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a3a4, 0x00000010, 0x00000010, 0x00000000, 0x00000000}, + {0x0000a3a4, 0x00000050, 0x00000050, 0x00000000, 0x00000000}, {0x0000a3a8, 0xaaaaaaaa, 0xaaaaaaaa, 0xaaaaaaaa, 0xaaaaaaaa}, - {0x0000a3ac, 0xaaaaaa00, 0xaaaaaa30, 0xaaaaaa00, 0xaaaaaa00}, + {0x0000a3ac, 0xaaaaaa00, 0xaa30aa30, 0xaaaaaa00, 0xaaaaaa00}, {0x0000a41c, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, {0x0000a420, 0x000001ce, 0x000001ce, 0x000001ce, 0x000001ce}, {0x0000a424, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, @@ -95,11 +96,11 @@ static const u32 ar9462_2p0_baseband_postamble[][5] = { {0x0000ae04, 0x001c0000, 0x001c0000, 0x001c0000, 0x00100000}, {0x0000ae18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000ae1c, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, - {0x0000ae20, 0x000001b5, 0x000001b5, 0x000001ce, 0x000001ce}, + {0x0000ae20, 0x000001a6, 0x000001a6, 0x000001aa, 0x000001aa}, {0x0000b284, 0x00000000, 0x00000000, 0x00000550, 0x00000550}, }; -static const u32 ar9462_common_rx_gain_table_2p0[][2] = { +static const u32 ar9462_2p0_common_rx_gain[][2] = { /* Addr allmodes */ {0x0000a000, 0x00010000}, {0x0000a004, 0x00030002}, @@ -359,18 +360,11 @@ static const u32 ar9462_common_rx_gain_table_2p0[][2] = { {0x0000b1fc, 0x00000196}, }; -static const u32 ar9462_pciephy_clkreq_disable_L1_2p0[][2] = { +static const u32 ar9462_2p0_pciephy_clkreq_disable_L1[][2] = { /* Addr allmodes */ {0x00018c00, 0x18213ede}, {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0003580c}, -}; - -static const u32 ar9462_pciephy_pll_on_clkreq_disable_L1_2p0[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18212ede}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0003580c}, + {0x00018c08, 0x0003780c}, }; static const u32 ar9462_2p0_radio_postamble_sys2ant[][5] = { @@ -380,274 +374,7 @@ static const u32 ar9462_2p0_radio_postamble_sys2ant[][5] = { {0x00016540, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, }; -static const u32 ar9462_common_wo_xlna_rx_gain_table_2p0[][2] = { - /* Addr allmodes */ - {0x0000a000, 0x00010000}, - {0x0000a004, 0x00030002}, - {0x0000a008, 0x00050004}, - {0x0000a00c, 0x00810080}, - {0x0000a010, 0x00830082}, - {0x0000a014, 0x01810180}, - {0x0000a018, 0x01830182}, - {0x0000a01c, 0x01850184}, - {0x0000a020, 0x01890188}, - {0x0000a024, 0x018b018a}, - {0x0000a028, 0x018d018c}, - {0x0000a02c, 0x03820190}, - {0x0000a030, 0x03840383}, - {0x0000a034, 0x03880385}, - {0x0000a038, 0x038a0389}, - {0x0000a03c, 0x038c038b}, - {0x0000a040, 0x0390038d}, - {0x0000a044, 0x03920391}, - {0x0000a048, 0x03940393}, - {0x0000a04c, 0x03960395}, - {0x0000a050, 0x00000000}, - {0x0000a054, 0x00000000}, - {0x0000a058, 0x00000000}, - {0x0000a05c, 0x00000000}, - {0x0000a060, 0x00000000}, - {0x0000a064, 0x00000000}, - {0x0000a068, 0x00000000}, - {0x0000a06c, 0x00000000}, - {0x0000a070, 0x00000000}, - {0x0000a074, 0x00000000}, - {0x0000a078, 0x00000000}, - {0x0000a07c, 0x00000000}, - {0x0000a080, 0x29292929}, - {0x0000a084, 0x29292929}, - {0x0000a088, 0x29292929}, - {0x0000a08c, 0x29292929}, - {0x0000a090, 0x22292929}, - {0x0000a094, 0x1d1d2222}, - {0x0000a098, 0x0c111117}, - {0x0000a09c, 0x00030303}, - {0x0000a0a0, 0x00000000}, - {0x0000a0a4, 0x00000000}, - {0x0000a0a8, 0x00000000}, - {0x0000a0ac, 0x00000000}, - {0x0000a0b0, 0x00000000}, - {0x0000a0b4, 0x00000000}, - {0x0000a0b8, 0x00000000}, - {0x0000a0bc, 0x00000000}, - {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x01000101}, - {0x0000a0c8, 0x011e011f}, - {0x0000a0cc, 0x011c011d}, - {0x0000a0d0, 0x02030204}, - {0x0000a0d4, 0x02010202}, - {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x0302021e}, - {0x0000a0e0, 0x03000301}, - {0x0000a0e4, 0x031e031f}, - {0x0000a0e8, 0x0402031d}, - {0x0000a0ec, 0x04000401}, - {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x0502041d}, - {0x0000a0f8, 0x05000501}, - {0x0000a0fc, 0x051e051f}, - {0x0000a100, 0x06010602}, - {0x0000a104, 0x061f0600}, - {0x0000a108, 0x061d061e}, - {0x0000a10c, 0x07020703}, - {0x0000a110, 0x07000701}, - {0x0000a114, 0x00000000}, - {0x0000a118, 0x00000000}, - {0x0000a11c, 0x00000000}, - {0x0000a120, 0x00000000}, - {0x0000a124, 0x00000000}, - {0x0000a128, 0x00000000}, - {0x0000a12c, 0x00000000}, - {0x0000a130, 0x00000000}, - {0x0000a134, 0x00000000}, - {0x0000a138, 0x00000000}, - {0x0000a13c, 0x00000000}, - {0x0000a140, 0x001f0000}, - {0x0000a144, 0x01000101}, - {0x0000a148, 0x011e011f}, - {0x0000a14c, 0x011c011d}, - {0x0000a150, 0x02030204}, - {0x0000a154, 0x02010202}, - {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x0302021e}, - {0x0000a160, 0x03000301}, - {0x0000a164, 0x031e031f}, - {0x0000a168, 0x0402031d}, - {0x0000a16c, 0x04000401}, - {0x0000a170, 0x041e041f}, - {0x0000a174, 0x0502041d}, - {0x0000a178, 0x05000501}, - {0x0000a17c, 0x051e051f}, - {0x0000a180, 0x06010602}, - {0x0000a184, 0x061f0600}, - {0x0000a188, 0x061d061e}, - {0x0000a18c, 0x07020703}, - {0x0000a190, 0x07000701}, - {0x0000a194, 0x00000000}, - {0x0000a198, 0x00000000}, - {0x0000a19c, 0x00000000}, - {0x0000a1a0, 0x00000000}, - {0x0000a1a4, 0x00000000}, - {0x0000a1a8, 0x00000000}, - {0x0000a1ac, 0x00000000}, - {0x0000a1b0, 0x00000000}, - {0x0000a1b4, 0x00000000}, - {0x0000a1b8, 0x00000000}, - {0x0000a1bc, 0x00000000}, - {0x0000a1c0, 0x00000000}, - {0x0000a1c4, 0x00000000}, - {0x0000a1c8, 0x00000000}, - {0x0000a1cc, 0x00000000}, - {0x0000a1d0, 0x00000000}, - {0x0000a1d4, 0x00000000}, - {0x0000a1d8, 0x00000000}, - {0x0000a1dc, 0x00000000}, - {0x0000a1e0, 0x00000000}, - {0x0000a1e4, 0x00000000}, - {0x0000a1e8, 0x00000000}, - {0x0000a1ec, 0x00000000}, - {0x0000a1f0, 0x00000396}, - {0x0000a1f4, 0x00000396}, - {0x0000a1f8, 0x00000396}, - {0x0000a1fc, 0x00000196}, - {0x0000b000, 0x00010000}, - {0x0000b004, 0x00030002}, - {0x0000b008, 0x00050004}, - {0x0000b00c, 0x00810080}, - {0x0000b010, 0x00830082}, - {0x0000b014, 0x01810180}, - {0x0000b018, 0x01830182}, - {0x0000b01c, 0x01850184}, - {0x0000b020, 0x02810280}, - {0x0000b024, 0x02830282}, - {0x0000b028, 0x02850284}, - {0x0000b02c, 0x02890288}, - {0x0000b030, 0x028b028a}, - {0x0000b034, 0x0388028c}, - {0x0000b038, 0x038a0389}, - {0x0000b03c, 0x038c038b}, - {0x0000b040, 0x0390038d}, - {0x0000b044, 0x03920391}, - {0x0000b048, 0x03940393}, - {0x0000b04c, 0x03960395}, - {0x0000b050, 0x00000000}, - {0x0000b054, 0x00000000}, - {0x0000b058, 0x00000000}, - {0x0000b05c, 0x00000000}, - {0x0000b060, 0x00000000}, - {0x0000b064, 0x00000000}, - {0x0000b068, 0x00000000}, - {0x0000b06c, 0x00000000}, - {0x0000b070, 0x00000000}, - {0x0000b074, 0x00000000}, - {0x0000b078, 0x00000000}, - {0x0000b07c, 0x00000000}, - {0x0000b080, 0x32323232}, - {0x0000b084, 0x2f2f3232}, - {0x0000b088, 0x23282a2d}, - {0x0000b08c, 0x1c1e2123}, - {0x0000b090, 0x14171919}, - {0x0000b094, 0x0e0e1214}, - {0x0000b098, 0x03050707}, - {0x0000b09c, 0x00030303}, - {0x0000b0a0, 0x00000000}, - {0x0000b0a4, 0x00000000}, - {0x0000b0a8, 0x00000000}, - {0x0000b0ac, 0x00000000}, - {0x0000b0b0, 0x00000000}, - {0x0000b0b4, 0x00000000}, - {0x0000b0b8, 0x00000000}, - {0x0000b0bc, 0x00000000}, - {0x0000b0c0, 0x003f0020}, - {0x0000b0c4, 0x00400041}, - {0x0000b0c8, 0x0140005f}, - {0x0000b0cc, 0x0160015f}, - {0x0000b0d0, 0x017e017f}, - {0x0000b0d4, 0x02410242}, - {0x0000b0d8, 0x025f0240}, - {0x0000b0dc, 0x027f0260}, - {0x0000b0e0, 0x0341027e}, - {0x0000b0e4, 0x035f0340}, - {0x0000b0e8, 0x037f0360}, - {0x0000b0ec, 0x04400441}, - {0x0000b0f0, 0x0460045f}, - {0x0000b0f4, 0x0541047f}, - {0x0000b0f8, 0x055f0540}, - {0x0000b0fc, 0x057f0560}, - {0x0000b100, 0x06400641}, - {0x0000b104, 0x0660065f}, - {0x0000b108, 0x067e067f}, - {0x0000b10c, 0x07410742}, - {0x0000b110, 0x075f0740}, - {0x0000b114, 0x077f0760}, - {0x0000b118, 0x07800781}, - {0x0000b11c, 0x07a0079f}, - {0x0000b120, 0x07c107bf}, - {0x0000b124, 0x000007c0}, - {0x0000b128, 0x00000000}, - {0x0000b12c, 0x00000000}, - {0x0000b130, 0x00000000}, - {0x0000b134, 0x00000000}, - {0x0000b138, 0x00000000}, - {0x0000b13c, 0x00000000}, - {0x0000b140, 0x003f0020}, - {0x0000b144, 0x00400041}, - {0x0000b148, 0x0140005f}, - {0x0000b14c, 0x0160015f}, - {0x0000b150, 0x017e017f}, - {0x0000b154, 0x02410242}, - {0x0000b158, 0x025f0240}, - {0x0000b15c, 0x027f0260}, - {0x0000b160, 0x0341027e}, - {0x0000b164, 0x035f0340}, - {0x0000b168, 0x037f0360}, - {0x0000b16c, 0x04400441}, - {0x0000b170, 0x0460045f}, - {0x0000b174, 0x0541047f}, - {0x0000b178, 0x055f0540}, - {0x0000b17c, 0x057f0560}, - {0x0000b180, 0x06400641}, - {0x0000b184, 0x0660065f}, - {0x0000b188, 0x067e067f}, - {0x0000b18c, 0x07410742}, - {0x0000b190, 0x075f0740}, - {0x0000b194, 0x077f0760}, - {0x0000b198, 0x07800781}, - {0x0000b19c, 0x07a0079f}, - {0x0000b1a0, 0x07c107bf}, - {0x0000b1a4, 0x000007c0}, - {0x0000b1a8, 0x00000000}, - {0x0000b1ac, 0x00000000}, - {0x0000b1b0, 0x00000000}, - {0x0000b1b4, 0x00000000}, - {0x0000b1b8, 0x00000000}, - {0x0000b1bc, 0x00000000}, - {0x0000b1c0, 0x00000000}, - {0x0000b1c4, 0x00000000}, - {0x0000b1c8, 0x00000000}, - {0x0000b1cc, 0x00000000}, - {0x0000b1d0, 0x00000000}, - {0x0000b1d4, 0x00000000}, - {0x0000b1d8, 0x00000000}, - {0x0000b1dc, 0x00000000}, - {0x0000b1e0, 0x00000000}, - {0x0000b1e4, 0x00000000}, - {0x0000b1e8, 0x00000000}, - {0x0000b1ec, 0x00000000}, - {0x0000b1f0, 0x00000396}, - {0x0000b1f4, 0x00000396}, - {0x0000b1f8, 0x00000396}, - {0x0000b1fc, 0x00000196}, -}; - -static const u32 ar9462_2p0_baseband_core_txfir_coeff_japan_2484[][2] = { - /* Addr allmodes */ - {0x0000a398, 0x00000000}, - {0x0000a39c, 0x6f7f0301}, - {0x0000a3a0, 0xca9228ee}, -}; - -static const u32 ar9462_modes_low_ob_db_tx_gain_table_2p0[][5] = { +static const u32 ar9462_2p0_modes_low_ob_db_tx_gain[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, @@ -775,7 +502,7 @@ static const u32 ar9462_2p0_baseband_core[][2] = { {0x00009fc0, 0x803e4788}, {0x00009fc4, 0x0001efb5}, {0x00009fcc, 0x40000014}, - {0x00009fd0, 0x01193b93}, + {0x00009fd0, 0x0a193b93}, {0x0000a20c, 0x00000000}, {0x0000a220, 0x00000000}, {0x0000a224, 0x00000000}, @@ -850,7 +577,7 @@ static const u32 ar9462_2p0_baseband_core[][2] = { {0x0000a7cc, 0x00000000}, {0x0000a7d0, 0x00000000}, {0x0000a7d4, 0x00000004}, - {0x0000a7dc, 0x00000001}, + {0x0000a7dc, 0x00000000}, {0x0000a7f0, 0x80000000}, {0x0000a8d0, 0x004b6a8e}, {0x0000a8d4, 0x00000820}, @@ -879,14 +606,77 @@ static const u32 ar9462_2p0_radio_postamble[][5] = { {0x0001650c, 0x48000000, 0x40000000, 0x40000000, 0x40000000}, }; -static const u32 ar9462_modes_high_ob_db_tx_gain_table_2p0[][5] = { +static const u32 ar9462_2p0_modes_mix_ob_db_tx_gain[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, {0x0000a2dc, 0x01feee00, 0x01feee00, 0x03aaa352, 0x03aaa352}, {0x0000a2e0, 0x0000f000, 0x0000f000, 0x03ccc584, 0x03ccc584}, {0x0000a2e4, 0x01ff0000, 0x01ff0000, 0x03f0f800, 0x03f0f800}, {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a410, 0x0000d0da, 0x0000d0da, 0x0000d0de, 0x0000d0de}, + {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, + {0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004}, + {0x0000a50c, 0x0f022223, 0x0f022223, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x14022620, 0x14022620, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x18022622, 0x18022622, 0x12000400, 0x12000400}, + {0x0000a518, 0x1b022822, 0x1b022822, 0x16000402, 0x16000402}, + {0x0000a51c, 0x20022842, 0x20022842, 0x19000404, 0x19000404}, + {0x0000a520, 0x22022c41, 0x22022c41, 0x1c000603, 0x1c000603}, + {0x0000a524, 0x28023042, 0x28023042, 0x21000a02, 0x21000a02}, + {0x0000a528, 0x2c023044, 0x2c023044, 0x25000a04, 0x25000a04}, + {0x0000a52c, 0x2f023644, 0x2f023644, 0x28000a20, 0x28000a20}, + {0x0000a530, 0x34025643, 0x34025643, 0x2c000e20, 0x2c000e20}, + {0x0000a534, 0x38025a44, 0x38025a44, 0x30000e22, 0x30000e22}, + {0x0000a538, 0x3b025e45, 0x3b025e45, 0x34000e24, 0x34000e24}, + {0x0000a53c, 0x41025e4a, 0x41025e4a, 0x38001640, 0x38001640}, + {0x0000a540, 0x48025e6c, 0x48025e6c, 0x3c001660, 0x3c001660}, + {0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3f001861, 0x3f001861}, + {0x0000a548, 0x55025eb3, 0x55025eb3, 0x43001a81, 0x43001a81}, + {0x0000a54c, 0x58025ef3, 0x58025ef3, 0x47001a83, 0x47001a83}, + {0x0000a550, 0x5d025ef6, 0x5d025ef6, 0x4a001c84, 0x4a001c84}, + {0x0000a554, 0x62025f56, 0x62025f56, 0x4e001ce3, 0x4e001ce3}, + {0x0000a558, 0x66027f56, 0x66027f56, 0x52001ce5, 0x52001ce5}, + {0x0000a55c, 0x6a029f56, 0x6a029f56, 0x56001ce9, 0x56001ce9}, + {0x0000a560, 0x70049f56, 0x70049f56, 0x5a001ceb, 0x5a001ceb}, + {0x0000a564, 0x751ffff6, 0x751ffff6, 0x5c001eec, 0x5c001eec}, + {0x0000a568, 0x751ffff6, 0x751ffff6, 0x5e001ef0, 0x5e001ef0}, + {0x0000a56c, 0x751ffff6, 0x751ffff6, 0x60001ef4, 0x60001ef4}, + {0x0000a570, 0x751ffff6, 0x751ffff6, 0x62001ff6, 0x62001ff6}, + {0x0000a574, 0x751ffff6, 0x751ffff6, 0x62001ff6, 0x62001ff6}, + {0x0000a578, 0x751ffff6, 0x751ffff6, 0x62001ff6, 0x62001ff6}, + {0x0000a57c, 0x751ffff6, 0x751ffff6, 0x62001ff6, 0x62001ff6}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a610, 0x00804000, 0x00804000, 0x00000000, 0x00000000}, + {0x0000a614, 0x00804201, 0x00804201, 0x01404000, 0x01404000}, + {0x0000a618, 0x0280c802, 0x0280c802, 0x01404501, 0x01404501}, + {0x0000a61c, 0x0280ca03, 0x0280ca03, 0x02008501, 0x02008501}, + {0x0000a620, 0x04c15104, 0x04c15104, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x04c15305, 0x04c15305, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x04c15305, 0x04c15305, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a630, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a634, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a638, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000a63c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x01feee00, 0x01feee00, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x0000f000, 0x0000f000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x01ff0000, 0x01ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, +}; + +static const u32 ar9462_2p0_modes_high_ob_db_tx_gain[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, + {0x0000a2dc, 0x01feee00, 0x01feee00, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x0000f000, 0x0000f000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x01ff0000, 0x01ff0000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050da, 0x000050da, 0x000050de, 0x000050de}, {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, {0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002}, @@ -906,20 +696,20 @@ static const u32 ar9462_modes_high_ob_db_tx_gain_table_2p0[][5] = { {0x0000a53c, 0x41025e4a, 0x41025e4a, 0x34001640, 0x34001640}, {0x0000a540, 0x48025e6c, 0x48025e6c, 0x38001660, 0x38001660}, {0x0000a544, 0x4e025e8e, 0x4e025e8e, 0x3b001861, 0x3b001861}, - {0x0000a548, 0x53025eb2, 0x53025eb2, 0x3e001a81, 0x3e001a81}, - {0x0000a54c, 0x59025eb6, 0x59025eb6, 0x42001a83, 0x42001a83}, - {0x0000a550, 0x5d025ef6, 0x5d025ef6, 0x44001c84, 0x44001c84}, + {0x0000a548, 0x55025eb3, 0x55025eb3, 0x3e001a81, 0x3e001a81}, + {0x0000a54c, 0x58025ef3, 0x58025ef3, 0x42001a83, 0x42001a83}, + {0x0000a550, 0x5d025ef6, 0x5d025ef6, 0x44001a84, 0x44001a84}, {0x0000a554, 0x62025f56, 0x62025f56, 0x48001ce3, 0x48001ce3}, {0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5}, {0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9}, {0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb}, - {0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, + {0x0000a564, 0x751ffff6, 0x751ffff6, 0x56001eec, 0x56001eec}, + {0x0000a568, 0x751ffff6, 0x751ffff6, 0x58001ef0, 0x58001ef0}, + {0x0000a56c, 0x751ffff6, 0x751ffff6, 0x5a001ef4, 0x5a001ef4}, + {0x0000a570, 0x751ffff6, 0x751ffff6, 0x5c001ff6, 0x5c001ff6}, + {0x0000a574, 0x751ffff6, 0x751ffff6, 0x5c001ff6, 0x5c001ff6}, + {0x0000a578, 0x751ffff6, 0x751ffff6, 0x5c001ff6, 0x5c001ff6}, + {0x0000a57c, 0x751ffff6, 0x751ffff6, 0x5c001ff6, 0x5c001ff6}, {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -1053,7 +843,6 @@ static const u32 ar9462_2p0_mac_core[][2] = { {0x00008044, 0x00000000}, {0x00008048, 0x00000000}, {0x0000804c, 0xffffffff}, - {0x00008050, 0xffffffff}, {0x00008054, 0x00000000}, {0x00008058, 0x00000000}, {0x0000805c, 0x000fc78f}, @@ -1117,9 +906,9 @@ static const u32 ar9462_2p0_mac_core[][2] = { {0x000081f8, 0x00000000}, {0x000081fc, 0x00000000}, {0x00008240, 0x00100000}, - {0x00008244, 0x0010f424}, + {0x00008244, 0x0010f400}, {0x00008248, 0x00000800}, - {0x0000824c, 0x0001e848}, + {0x0000824c, 0x0001e800}, {0x00008250, 0x00000000}, {0x00008254, 0x00000000}, {0x00008258, 0x00000000}, @@ -1178,19 +967,7 @@ static const u32 ar9462_2p0_mac_core[][2] = { {0x000083d0, 0x000301ff}, }; -static const u32 ar9462_2p0_mac_postamble[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160}, - {0x00001070, 0x00000168, 0x000002d0, 0x00000318, 0x0000018c}, - {0x000010b0, 0x00000e60, 0x00001cc0, 0x00007c70, 0x00003e38}, - {0x00008014, 0x03e803e8, 0x07d007d0, 0x10801600, 0x08400b00}, - {0x0000801c, 0x128d8027, 0x128d804f, 0x12e00057, 0x12e0002b}, - {0x00008120, 0x08f04800, 0x08f04800, 0x08f04810, 0x08f04810}, - {0x000081d0, 0x00003210, 0x00003210, 0x0000320a, 0x0000320a}, - {0x00008318, 0x00003e80, 0x00007d00, 0x00006880, 0x00003440}, -}; - -static const u32 ar9462_common_mixed_rx_gain_table_2p0[][2] = { +static const u32 ar9462_2p0_common_mixed_rx_gain[][2] = { /* Addr allmodes */ {0x0000a000, 0x00010000}, {0x0000a004, 0x00030002}, @@ -1450,4 +1227,24 @@ static const u32 ar9462_common_mixed_rx_gain_table_2p0[][2] = { {0x0000b1fc, 0x00000196}, }; +static const u32 ar9462_2p0_baseband_postamble_5g_xlna[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009e3c, 0xcf946220, 0xcf946220, 0xcfd5c782, 0xcfd5c282}, +}; + +static const u32 ar9462_2p0_baseband_core_mix_rxgain[][2] = { + /* Addr allmodes */ + {0x00009fd0, 0x0a2d6b93}, +}; + +static const u32 ar9462_2p0_baseband_postamble_mix_rxgain[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009820, 0x206a022e, 0x206a022e, 0x206a01ae, 0x206a01ae}, + {0x00009824, 0x63c640de, 0x5ac640d0, 0x63c640da, 0x63c640da}, + {0x00009828, 0x0796be89, 0x0696b081, 0x0916be81, 0x0916be81}, + {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000d8, 0x6c4000d8}, + {0x00009e10, 0x92c88d2e, 0x7ec88d2e, 0x7ec86d2e, 0x7ec86d2e}, + {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3236605e, 0x32395c5e}, +}; + #endif /* INITVALS_9462_2P0_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9462_2p1_initvals.h b/drivers/net/wireless/ath/ath9k/ar9462_2p1_initvals.h new file mode 100644 index 00000000000..dc3adda46e8 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar9462_2p1_initvals.h @@ -0,0 +1,291 @@ +/* + * Copyright (c) 2010-2011 Atheros Communications Inc. + * Copyright (c) 2011-2012 Qualcomm Atheros Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef INITVALS_9462_2P1_H +#define INITVALS_9462_2P1_H + +/* AR9462 2.1 */ + +#define ar9462_2p1_mac_postamble ar9462_2p0_mac_postamble + +#define ar9462_2p1_baseband_core ar9462_2p0_baseband_core + +#define ar9462_2p1_radio_core ar9462_2p0_radio_core + +#define ar9462_2p1_radio_postamble ar9462_2p0_radio_postamble + +#define ar9462_2p1_soc_postamble ar9462_2p0_soc_postamble + +#define ar9462_2p1_radio_postamble_sys2ant ar9462_2p0_radio_postamble_sys2ant + +#define ar9462_2p1_common_rx_gain ar9462_2p0_common_rx_gain + +#define ar9462_2p1_common_mixed_rx_gain ar9462_2p0_common_mixed_rx_gain + +#define ar9462_2p1_common_5g_xlna_only_rxgain ar9462_2p0_common_5g_xlna_only_rxgain + +#define ar9462_2p1_baseband_core_mix_rxgain ar9462_2p0_baseband_core_mix_rxgain + +#define ar9462_2p1_baseband_postamble_mix_rxgain ar9462_2p0_baseband_postamble_mix_rxgain + +#define ar9462_2p1_baseband_postamble_5g_xlna ar9462_2p0_baseband_postamble_5g_xlna + +#define ar9462_2p1_common_wo_xlna_rx_gain ar9462_2p0_common_wo_xlna_rx_gain + +#define ar9462_2p1_modes_low_ob_db_tx_gain ar9462_2p0_modes_low_ob_db_tx_gain + +#define ar9462_2p1_modes_high_ob_db_tx_gain ar9462_2p0_modes_high_ob_db_tx_gain + +#define ar9462_2p1_modes_mix_ob_db_tx_gain ar9462_2p0_modes_mix_ob_db_tx_gain + +#define ar9462_2p1_modes_fast_clock ar9462_2p0_modes_fast_clock + +#define ar9462_2p1_baseband_core_txfir_coeff_japan_2484 ar9462_2p0_baseband_core_txfir_coeff_japan_2484 + +#define ar9462_2p1_pciephy_clkreq_disable_L1 ar9462_2p0_pciephy_clkreq_disable_L1 + +static const u32 ar9462_2p1_mac_core[][2] = { + /* Addr allmodes */ + {0x00000008, 0x00000000}, + {0x00000030, 0x000e0085}, + {0x00000034, 0x00000005}, + {0x00000040, 0x00000000}, + {0x00000044, 0x00000000}, + {0x00000048, 0x00000008}, + {0x0000004c, 0x00000010}, + {0x00000050, 0x00000000}, + {0x00001040, 0x002ffc0f}, + {0x00001044, 0x002ffc0f}, + {0x00001048, 0x002ffc0f}, + {0x0000104c, 0x002ffc0f}, + {0x00001050, 0x002ffc0f}, + {0x00001054, 0x002ffc0f}, + {0x00001058, 0x002ffc0f}, + {0x0000105c, 0x002ffc0f}, + {0x00001060, 0x002ffc0f}, + {0x00001064, 0x002ffc0f}, + {0x000010f0, 0x00000100}, + {0x00001270, 0x00000000}, + {0x000012b0, 0x00000000}, + {0x000012f0, 0x00000000}, + {0x0000143c, 0x00000000}, + {0x0000147c, 0x00000000}, + {0x00001810, 0x0f000003}, + {0x00008000, 0x00000000}, + {0x00008004, 0x00000000}, + {0x00008008, 0x00000000}, + {0x0000800c, 0x00000000}, + {0x00008018, 0x00000000}, + {0x00008020, 0x00000000}, + {0x00008038, 0x00000000}, + {0x0000803c, 0x00080000}, + {0x00008040, 0x00000000}, + {0x00008044, 0x00000000}, + {0x00008048, 0x00000000}, + {0x0000804c, 0xffffffff}, + {0x00008054, 0x00000000}, + {0x00008058, 0x00000000}, + {0x0000805c, 0x000fc78f}, + {0x00008060, 0x0000000f}, + {0x00008064, 0x00000000}, + {0x00008070, 0x00000310}, + {0x00008074, 0x00000020}, + {0x00008078, 0x00000000}, + {0x0000809c, 0x0000000f}, + {0x000080a0, 0x00000000}, + {0x000080a4, 0x02ff0000}, + {0x000080a8, 0x0e070605}, + {0x000080ac, 0x0000000d}, + {0x000080b0, 0x00000000}, + {0x000080b4, 0x00000000}, + {0x000080b8, 0x00000000}, + {0x000080bc, 0x00000000}, + {0x000080c0, 0x2a800000}, + {0x000080c4, 0x06900168}, + {0x000080c8, 0x13881c20}, + {0x000080cc, 0x01f40000}, + {0x000080d0, 0x00252500}, + {0x000080d4, 0x00b00005}, + {0x000080d8, 0x00400002}, + {0x000080dc, 0x00000000}, + {0x000080e0, 0xffffffff}, + {0x000080e4, 0x0000ffff}, + {0x000080e8, 0x3f3f3f3f}, + {0x000080ec, 0x00000000}, + {0x000080f0, 0x00000000}, + {0x000080f4, 0x00000000}, + {0x000080fc, 0x00020000}, + {0x00008100, 0x00000000}, + {0x00008108, 0x00000052}, + {0x0000810c, 0x00000000}, + {0x00008110, 0x00000000}, + {0x00008114, 0x000007ff}, + {0x00008118, 0x000000aa}, + {0x0000811c, 0x00003210}, + {0x00008124, 0x00000000}, + {0x00008128, 0x00000000}, + {0x0000812c, 0x00000000}, + {0x00008130, 0x00000000}, + {0x00008134, 0x00000000}, + {0x00008138, 0x00000000}, + {0x0000813c, 0x0000ffff}, + {0x00008144, 0xffffffff}, + {0x00008168, 0x00000000}, + {0x0000816c, 0x00000000}, + {0x00008170, 0x18486e00}, + {0x00008174, 0x33332210}, + {0x00008178, 0x00000000}, + {0x0000817c, 0x00020000}, + {0x000081c4, 0x33332210}, + {0x000081c8, 0x00000000}, + {0x000081cc, 0x00000000}, + {0x000081d4, 0x00000000}, + {0x000081ec, 0x00000000}, + {0x000081f0, 0x00000000}, + {0x000081f4, 0x00000000}, + {0x000081f8, 0x00000000}, + {0x000081fc, 0x00000000}, + {0x00008240, 0x00100000}, + {0x00008244, 0x0010f400}, + {0x00008248, 0x00000800}, + {0x0000824c, 0x0001e800}, + {0x00008250, 0x00000000}, + {0x00008254, 0x00000000}, + {0x00008258, 0x00000000}, + {0x0000825c, 0x40000000}, + {0x00008260, 0x00080922}, + {0x00008264, 0x99c00010}, + {0x00008268, 0xffffffff}, + {0x0000826c, 0x0000ffff}, + {0x00008270, 0x00000000}, + {0x00008274, 0x40000000}, + {0x00008278, 0x003e4180}, + {0x0000827c, 0x00000004}, + {0x00008284, 0x0000002c}, + {0x00008288, 0x0000002c}, + {0x0000828c, 0x000000ff}, + {0x00008294, 0x00000000}, + {0x00008298, 0x00000000}, + {0x0000829c, 0x00000000}, + {0x00008300, 0x00000140}, + {0x00008314, 0x00000000}, + {0x0000831c, 0x0000010d}, + {0x00008328, 0x00000000}, + {0x0000832c, 0x0000001f}, + {0x00008330, 0x00000302}, + {0x00008334, 0x00000700}, + {0x00008338, 0xffff0000}, + {0x0000833c, 0x02400000}, + {0x00008340, 0x000107ff}, + {0x00008344, 0xaa48107b}, + {0x00008348, 0x008f0000}, + {0x0000835c, 0x00000000}, + {0x00008360, 0xffffffff}, + {0x00008364, 0xffffffff}, + {0x00008368, 0x00000000}, + {0x00008370, 0x00000000}, + {0x00008374, 0x000000ff}, + {0x00008378, 0x00000000}, + {0x0000837c, 0x00000000}, + {0x00008380, 0xffffffff}, + {0x00008384, 0xffffffff}, + {0x00008390, 0xffffffff}, + {0x00008394, 0xffffffff}, + {0x00008398, 0x00000000}, + {0x0000839c, 0x00000000}, + {0x000083a4, 0x0000fa14}, + {0x000083a8, 0x000f0c00}, + {0x000083ac, 0x33332210}, + {0x000083b0, 0x33332210}, + {0x000083b4, 0x33332210}, + {0x000083b8, 0x33332210}, + {0x000083bc, 0x00000000}, + {0x000083c0, 0x00000000}, + {0x000083c4, 0x00000000}, + {0x000083c8, 0x00000000}, + {0x000083cc, 0x00000200}, + {0x000083d0, 0x000301ff}, +}; + +static const u32 ar9462_2p1_baseband_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a800d}, + {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a01ae}, + {0x00009824, 0x63c640de, 0x5ac640d0, 0x5ac640d0, 0x63c640da}, + {0x00009828, 0x0796be89, 0x0696b081, 0x0696b881, 0x09143e81}, + {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, + {0x00009830, 0x0000059c, 0x0000059c, 0x0000119c, 0x0000119c}, + {0x00009c00, 0x000000c4, 0x000000c4, 0x000000c4, 0x000000c4}, + {0x00009e00, 0x0372111a, 0x0372111a, 0x037216a0, 0x037216a2}, + {0x00009e04, 0x001c2020, 0x001c2020, 0x001c2020, 0x001c2020}, + {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000d8}, + {0x00009e10, 0x92c88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec86d2e}, + {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3236605e, 0x32365a5e}, + {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, + {0x00009e20, 0x000003a5, 0x000003a5, 0x000003a5, 0x000003a5}, + {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, + {0x00009e3c, 0xcf946220, 0xcf946220, 0xcfd5c782, 0xcfd5c282}, + {0x00009e44, 0x62321e27, 0x62321e27, 0xfe291e27, 0xfe291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, + {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, + {0x0000a204, 0x01318fc0, 0x01318fc4, 0x01318fc4, 0x01318fc0}, + {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, + {0x0000a22c, 0x01026a2f, 0x01026a27, 0x01026a2f, 0x01026a2f}, + {0x0000a230, 0x0000400a, 0x00004014, 0x00004016, 0x0000400b}, + {0x0000a234, 0x00000fff, 0x10000fff, 0x10000fff, 0x00000fff}, + {0x0000a238, 0xffb81018, 0xffb81018, 0xffb81018, 0xffb81018}, + {0x0000a250, 0x00000000, 0x00000000, 0x00000210, 0x00000108}, + {0x0000a254, 0x000007d0, 0x00000fa0, 0x00001130, 0x00000898}, + {0x0000a258, 0x02020002, 0x02020002, 0x02020002, 0x02020002}, + {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01000e0e, 0x01000e0e}, + {0x0000a260, 0x0a021501, 0x0a021501, 0x3a021501, 0x3a021501}, + {0x0000a264, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e}, + {0x0000a280, 0x00000007, 0x00000007, 0x0000000b, 0x0000000b}, + {0x0000a284, 0x00000000, 0x00000000, 0x00000150, 0x00000150}, + {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, + {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, + {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982}, + {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, + {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a3a4, 0x00000050, 0x00000050, 0x00000000, 0x00000000}, + {0x0000a3a8, 0xaaaaaaaa, 0xaaaaaaaa, 0xaaaaaaaa, 0xaaaaaaaa}, + {0x0000a3ac, 0xaaaaaa00, 0xaa30aa30, 0xaaaaaa00, 0xaaaaaa00}, + {0x0000a41c, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, + {0x0000a420, 0x000001ce, 0x000001ce, 0x000001ce, 0x000001ce}, + {0x0000a424, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, + {0x0000a428, 0x000001ce, 0x000001ce, 0x000001ce, 0x000001ce}, + {0x0000a42c, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, + {0x0000a430, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce, 0x1ce739ce}, + {0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, + {0x0000ae04, 0x001c0000, 0x001c0000, 0x001c0000, 0x00100000}, + {0x0000ae18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000ae1c, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, + {0x0000ae20, 0x000001a6, 0x000001a6, 0x000001aa, 0x000001aa}, + {0x0000b284, 0x00000000, 0x00000000, 0x00000550, 0x00000550}, +}; + +static const u32 ar9462_2p1_soc_preamble[][2] = { + /* Addr allmodes */ + {0x000040a4, 0x00a0c9c9}, + {0x00007020, 0x00000000}, + {0x00007034, 0x00000002}, + {0x00007038, 0x000004c2}, +}; + +#endif /* INITVALS_9462_2P1_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9485_initvals.h b/drivers/net/wireless/ath/ath9k/ar9485_initvals.h index a3710f3bb90..ce83ce47a1c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9485_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9485_initvals.h @@ -20,20 +20,18 @@ /* AR9485 1.1 */ -#define ar9485_1_1_mac_postamble ar9300_2p2_mac_postamble +#define ar9485_modes_lowest_ob_db_tx_gain_1_1 ar9485Modes_low_ob_db_tx_gain_1_1 -static const u32 ar9485_1_1_pcie_phy_pll_on_clkreq_disable_L1[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18012e5e}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0000080c}, -}; +#define ar9485_1_1_mac_postamble ar9331_1p1_mac_postamble + +#define ar9485_1_1_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 static const u32 ar9485Common_wo_xlna_rx_gain_1_1[][2] = { /* Addr allmodes */ {0x00009e00, 0x037216a0}, {0x00009e04, 0x00182020}, {0x00009e18, 0x00000000}, + {0x00009e20, 0x000003a8}, {0x00009e2c, 0x00004121}, {0x00009e44, 0x02282324}, {0x0000a000, 0x00060005}, @@ -174,7 +172,7 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { {0x0000a2e0, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a2e4, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a2e8, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050da, 0x000050da}, {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, @@ -200,14 +198,14 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x57001ce9, 0x57001ce9}, {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5a001ceb, 0x5a001ceb}, {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a560, 0x900fff0b, 0x900fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a564, 0x960fffcb, 0x960fffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x62001eee, 0x62001eee}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x66001ff6, 0x66001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -260,6 +258,100 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, }; +static const u32 ar9485Modes_green_ob_db_tx_gain_1_1[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x000098bc, 0x00000003, 0x00000003, 0x00000003, 0x00000003}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, + {0x0000a2dc, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e0, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e4, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e8, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, + {0x0000a458, 0x80000000, 0x80000000, 0x80000000, 0x80000000}, + {0x0000a500, 0x00022200, 0x00022200, 0x00000006, 0x00000006}, + {0x0000a504, 0x05062002, 0x05062002, 0x03000201, 0x03000201}, + {0x0000a508, 0x0c002e00, 0x0c002e00, 0x06000203, 0x06000203}, + {0x0000a50c, 0x11062202, 0x11062202, 0x0a000401, 0x0a000401}, + {0x0000a510, 0x17022e00, 0x17022e00, 0x0e000403, 0x0e000403}, + {0x0000a514, 0x1d000ec2, 0x1d000ec2, 0x12000405, 0x12000405}, + {0x0000a518, 0x25020ec0, 0x25020ec0, 0x15000604, 0x15000604}, + {0x0000a51c, 0x2b020ec3, 0x2b020ec3, 0x18000605, 0x18000605}, + {0x0000a520, 0x2f001f04, 0x2f001f04, 0x1c000a04, 0x1c000a04}, + {0x0000a524, 0x35001fc4, 0x35001fc4, 0x21000a06, 0x21000a06}, + {0x0000a528, 0x3c022f04, 0x3c022f04, 0x29000a24, 0x29000a24}, + {0x0000a52c, 0x41023e85, 0x41023e85, 0x2f000e21, 0x2f000e21}, + {0x0000a530, 0x48023ec6, 0x48023ec6, 0x31000e20, 0x31000e20}, + {0x0000a534, 0x4d023f01, 0x4d023f01, 0x33000e20, 0x33000e20}, + {0x0000a538, 0x53023f4b, 0x53023f4b, 0x43000e62, 0x43000e62}, + {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x45000e63, 0x45000e63}, + {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x49000e65, 0x49000e65}, + {0x0000a544, 0x6502feca, 0x6502feca, 0x4b000e66, 0x4b000e66}, + {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x4d001645, 0x4d001645}, + {0x0000a54c, 0x7203feca, 0x7203feca, 0x51001865, 0x51001865}, + {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x55001a86, 0x55001a86}, + {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x57001ce9, 0x57001ce9}, + {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5a001ceb, 0x5a001ceb}, + {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x5e001eeb, 0x5e001eeb}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x5e001eeb, 0x5e001eeb}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a58c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a590, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a594, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a598, 0x00000000, 0x00000000, 0x01404501, 0x01404501}, + {0x0000a59c, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a0, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a4, 0x00000000, 0x00000000, 0x02808803, 0x02808803}, + {0x0000a5a8, 0x00000000, 0x00000000, 0x04c14b04, 0x04c14b04}, + {0x0000a5ac, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b0, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b4, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b8, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5bc, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000b500, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b504, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b508, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b50c, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b510, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b514, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b518, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b51c, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b520, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b524, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b528, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b52c, 0x0000002a, 0x0000002a, 0x0000002a, 0x0000002a}, + {0x0000b530, 0x0000003a, 0x0000003a, 0x0000003a, 0x0000003a}, + {0x0000b534, 0x0000004a, 0x0000004a, 0x0000004a, 0x0000004a}, + {0x0000b538, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b53c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b540, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b544, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b548, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b54c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b550, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b554, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b558, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b55c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b560, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b564, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b568, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b56c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b570, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b574, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b578, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b57c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x00016044, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db}, + {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, +}; + static const u32 ar9485Modes_high_ob_db_tx_gain_1_1[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, @@ -268,7 +360,7 @@ static const u32 ar9485Modes_high_ob_db_tx_gain_1_1[][5] = { {0x0000a2e0, 0x00000000, 0x00000000, 0xffc63a84, 0xffc63a84}, {0x0000a2e4, 0x00000000, 0x00000000, 0xfe0fc000, 0xfe0fc000}, {0x0000a2e8, 0x00000000, 0x00000000, 0xfff00000, 0xfff00000}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050da, 0x000050da}, {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, @@ -294,14 +386,14 @@ static const u32 ar9485Modes_high_ob_db_tx_gain_1_1[][5] = { {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x57001ce9, 0x57001ce9}, {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5a001ceb, 0x5a001ceb}, {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a560, 0x900fff0b, 0x900fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a564, 0x960fffcb, 0x960fffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x62001eee, 0x62001eee}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x66001ff6, 0x66001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -448,7 +540,99 @@ static const u32 ar9485Modes_low_ob_db_tx_gain_1_1[][5] = { {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, }; -#define ar9485_modes_lowest_ob_db_tx_gain_1_1 ar9485Modes_low_ob_db_tx_gain_1_1 +static const u32 ar9485Modes_green_spur_ob_db_tx_gain_1_1[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x000098bc, 0x00000003, 0x00000003, 0x00000003, 0x00000003}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, + {0x0000a2dc, 0x00000000, 0x00000000, 0xffad452a, 0xffad452a}, + {0x0000a2e0, 0x00000000, 0x00000000, 0xffc98634, 0xffc98634}, + {0x0000a2e4, 0x00000000, 0x00000000, 0xfff60780, 0xfff60780}, + {0x0000a2e8, 0x00000000, 0x00000000, 0xfffff800, 0xfffff800}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a458, 0x80000000, 0x80000000, 0x80000000, 0x80000000}, + {0x0000a500, 0x00022200, 0x00022200, 0x00000006, 0x00000006}, + {0x0000a504, 0x05062002, 0x05062002, 0x03000201, 0x03000201}, + {0x0000a508, 0x0c002e00, 0x0c002e00, 0x07000203, 0x07000203}, + {0x0000a50c, 0x11062202, 0x11062202, 0x0a000401, 0x0a000401}, + {0x0000a510, 0x17022e00, 0x17022e00, 0x0e000403, 0x0e000403}, + {0x0000a514, 0x1d000ec2, 0x1d000ec2, 0x12000405, 0x12000405}, + {0x0000a518, 0x25020ec0, 0x25020ec0, 0x14000406, 0x14000406}, + {0x0000a51c, 0x2b020ec3, 0x2b020ec3, 0x1800040a, 0x1800040a}, + {0x0000a520, 0x2f001f04, 0x2f001f04, 0x1c000460, 0x1c000460}, + {0x0000a524, 0x35001fc4, 0x35001fc4, 0x22000463, 0x22000463}, + {0x0000a528, 0x3c022f04, 0x3c022f04, 0x26000465, 0x26000465}, + {0x0000a52c, 0x41023e85, 0x41023e85, 0x2e0006e0, 0x2e0006e0}, + {0x0000a530, 0x48023ec6, 0x48023ec6, 0x310006e0, 0x310006e0}, + {0x0000a534, 0x4d023f01, 0x4d023f01, 0x330006e0, 0x330006e0}, + {0x0000a538, 0x53023f4b, 0x53023f4b, 0x3e0008e3, 0x3e0008e3}, + {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x430008e6, 0x430008e6}, + {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x4a0008ec, 0x4a0008ec}, + {0x0000a544, 0x6502feca, 0x6502feca, 0x4e0008f1, 0x4e0008f1}, + {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x520008f3, 0x520008f3}, + {0x0000a54c, 0x7203feca, 0x7203feca, 0x54000eed, 0x54000eed}, + {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x58000ef1, 0x58000ef1}, + {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x5c000ef3, 0x5c000ef3}, + {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x62000ef6, 0x62000ef6}, + {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x66001ff0, 0x66001ff0}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x68001ff6, 0x68001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a58c, 0x00000000, 0x00000000, 0x01804000, 0x01804000}, + {0x0000a590, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a594, 0x00000000, 0x00000000, 0x0340ca02, 0x0340ca02}, + {0x0000a598, 0x00000000, 0x00000000, 0x0340cd03, 0x0340cd03}, + {0x0000a59c, 0x00000000, 0x00000000, 0x0340cd03, 0x0340cd03}, + {0x0000a5a0, 0x00000000, 0x00000000, 0x06415304, 0x06415304}, + {0x0000a5a4, 0x00000000, 0x00000000, 0x04c11905, 0x04c11905}, + {0x0000a5a8, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5ac, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b0, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b4, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b8, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5bc, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000b500, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b504, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b508, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b50c, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b510, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b514, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b518, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b51c, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b520, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b524, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b528, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, + {0x0000b52c, 0x0000002a, 0x0000002a, 0x0000002a, 0x0000002a}, + {0x0000b530, 0x0000003a, 0x0000003a, 0x0000003a, 0x0000003a}, + {0x0000b534, 0x0000004a, 0x0000004a, 0x0000004a, 0x0000004a}, + {0x0000b538, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b53c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b540, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b544, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b548, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b54c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b550, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b554, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b558, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b55c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b560, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b564, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b568, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b56c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b570, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b574, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b578, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x0000b57c, 0x0000005b, 0x0000005b, 0x0000005b, 0x0000005b}, + {0x00016044, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db}, + {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, +}; static const u32 ar9485_1_1[][2] = { /* Addr allmodes */ @@ -677,6 +861,7 @@ static const u32 ar9485_common_rx_gain_1_1[][2] = { {0x00009e00, 0x03721b20}, {0x00009e04, 0x00082020}, {0x00009e18, 0x0300501e}, + {0x00009e20, 0x000003ba}, {0x00009e2c, 0x00002e21}, {0x00009e44, 0x02182324}, {0x0000a000, 0x00060005}, @@ -809,20 +994,6 @@ static const u32 ar9485_common_rx_gain_1_1[][2] = { {0x0000a1fc, 0x00000296}, }; -static const u32 ar9485_1_1_pcie_phy_pll_on_clkreq_enable_L1[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18052e5e}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0000080c}, -}; - -static const u32 ar9485_1_1_pcie_phy_clkreq_enable_L1[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18053e5e}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0000080c}, -}; - static const u32 ar9485_1_1_soc_preamble[][2] = { /* Addr allmodes */ {0x00004014, 0xba280400}, @@ -855,7 +1026,6 @@ static const u32 ar9485_1_1_baseband_postamble[][5] = { {0x00009e10, 0x7ec88d2e, 0x7ec88d2e, 0x7ec80d2e, 0x7ec80d2e}, {0x00009e14, 0x31395d53, 0x31396053, 0x312e6053, 0x312e5d53}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, {0x00009e3c, 0xcf946220, 0xcf946220, 0xcf946222, 0xcf946222}, {0x00009e48, 0x5030201a, 0x5030201a, 0x50302010, 0x50302010}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, @@ -882,13 +1052,6 @@ static const u32 ar9485_1_1_baseband_postamble[][5] = { {0x0000be18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, }; -static const u32 ar9485_1_1_pcie_phy_clkreq_disable_L1[][2] = { - /* Addr allmodes */ - {0x00018c00, 0x18013e5e}, - {0x00018c04, 0x000801d8}, - {0x00018c08, 0x0000080c}, -}; - static const u32 ar9485_1_1_radio_postamble[][2] = { /* Addr allmodes */ {0x0001609c, 0x0b283f31}, @@ -1060,6 +1223,18 @@ static const u32 ar9485_1_1_mac_core[][2] = { {0x000083d0, 0x000301ff}, }; -#define ar9485_1_1_baseband_core_txfir_coeff_japan_2484 ar9462_2p0_baseband_core_txfir_coeff_japan_2484 +static const u32 ar9485_1_1_pcie_phy_clkreq_disable_L1[][2] = { + /* Addr allmodes */ + {0x00018c00, 0x18013e5e}, + {0x00018c04, 0x000801d8}, + {0x00018c08, 0x0000080c}, +}; + +static const u32 ar9485_1_1_pll_on_cdr_on_clkreq_disable_L1[][2] = { + /* Addr allmodes */ + {0x00018c00, 0x1801265e}, + {0x00018c04, 0x000801d8}, + {0x00018c08, 0x0000080c}, +}; #endif /* INITVALS_9485_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar953x_initvals.h b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h new file mode 100644 index 00000000000..8e5c3b9786e --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar953x_initvals.h @@ -0,0 +1,718 @@ +/* + * Copyright (c) 2010-2011 Atheros Communications Inc. + * Copyright (c) 2011-2012 Qualcomm Atheros Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef INITVALS_953X_H +#define INITVALS_953X_H + +#define qca953x_1p0_mac_postamble ar9300_2p2_mac_postamble + +#define qca953x_1p0_soc_postamble ar9300_2p2_soc_postamble + +#define qca953x_1p0_common_rx_gain_table ar9300Common_rx_gain_table_2p2 + +#define qca953x_1p0_common_wo_xlna_rx_gain_table ar9300Common_wo_xlna_rx_gain_table_2p2 + +#define qca953x_1p0_modes_fast_clock ar9300Modes_fast_clock_2p2 + +static const u32 qca953x_1p0_mac_core[][2] = { + /* Addr allmodes */ + {0x00000008, 0x00000000}, + {0x00000030, 0x00020085}, + {0x00000034, 0x00000005}, + {0x00000040, 0x00000000}, + {0x00000044, 0x00000000}, + {0x00000048, 0x00000008}, + {0x0000004c, 0x00000010}, + {0x00000050, 0x00000000}, + {0x00001040, 0x002ffc0f}, + {0x00001044, 0x002ffc0f}, + {0x00001048, 0x002ffc0f}, + {0x0000104c, 0x002ffc0f}, + {0x00001050, 0x002ffc0f}, + {0x00001054, 0x002ffc0f}, + {0x00001058, 0x002ffc0f}, + {0x0000105c, 0x002ffc0f}, + {0x00001060, 0x002ffc0f}, + {0x00001064, 0x002ffc0f}, + {0x000010f0, 0x00000100}, + {0x00001270, 0x00000000}, + {0x000012b0, 0x00000000}, + {0x000012f0, 0x00000000}, + {0x0000143c, 0x00000000}, + {0x0000147c, 0x00000000}, + {0x00008000, 0x00000000}, + {0x00008004, 0x00000000}, + {0x00008008, 0x00000000}, + {0x0000800c, 0x00000000}, + {0x00008018, 0x00000000}, + {0x00008020, 0x00000000}, + {0x00008038, 0x00000000}, + {0x0000803c, 0x00000000}, + {0x00008040, 0x00000000}, + {0x00008044, 0x00000000}, + {0x00008048, 0x00000000}, + {0x0000804c, 0xffffffff}, + {0x00008054, 0x00000000}, + {0x00008058, 0x00000000}, + {0x0000805c, 0x000fc78f}, + {0x00008060, 0x0000000f}, + {0x00008064, 0x00000000}, + {0x00008070, 0x00000310}, + {0x00008074, 0x00000020}, + {0x00008078, 0x00000000}, + {0x0000809c, 0x0000000f}, + {0x000080a0, 0x00000000}, + {0x000080a4, 0x02ff0000}, + {0x000080a8, 0x0e070605}, + {0x000080ac, 0x0000000d}, + {0x000080b0, 0x00000000}, + {0x000080b4, 0x00000000}, + {0x000080b8, 0x00000000}, + {0x000080bc, 0x00000000}, + {0x000080c0, 0x2a800000}, + {0x000080c4, 0x06900168}, + {0x000080c8, 0x13881c22}, + {0x000080cc, 0x01f40000}, + {0x000080d0, 0x00252500}, + {0x000080d4, 0x00a00000}, + {0x000080d8, 0x00400000}, + {0x000080dc, 0x00000000}, + {0x000080e0, 0xffffffff}, + {0x000080e4, 0x0000ffff}, + {0x000080e8, 0x3f3f3f3f}, + {0x000080ec, 0x00000000}, + {0x000080f0, 0x00000000}, + {0x000080f4, 0x00000000}, + {0x000080fc, 0x00020000}, + {0x00008100, 0x00000000}, + {0x00008108, 0x00000052}, + {0x0000810c, 0x00000000}, + {0x00008110, 0x00000000}, + {0x00008114, 0x000007ff}, + {0x00008118, 0x000000aa}, + {0x0000811c, 0x00003210}, + {0x00008124, 0x00000000}, + {0x00008128, 0x00000000}, + {0x0000812c, 0x00000000}, + {0x00008130, 0x00000000}, + {0x00008134, 0x00000000}, + {0x00008138, 0x00000000}, + {0x0000813c, 0x0000ffff}, + {0x00008140, 0x000000fe}, + {0x00008144, 0xffffffff}, + {0x00008168, 0x00000000}, + {0x0000816c, 0x00000000}, + {0x000081c0, 0x00000000}, + {0x000081c4, 0x33332210}, + {0x000081ec, 0x00000000}, + {0x000081f0, 0x00000000}, + {0x000081f4, 0x00000000}, + {0x000081f8, 0x00000000}, + {0x000081fc, 0x00000000}, + {0x00008240, 0x00100000}, + {0x00008244, 0x0010f3d7}, + {0x00008248, 0x00000852}, + {0x0000824c, 0x0001e7ae}, + {0x00008250, 0x00000000}, + {0x00008254, 0x00000000}, + {0x00008258, 0x00000000}, + {0x0000825c, 0x40000000}, + {0x00008260, 0x00080922}, + {0x00008264, 0x9d400010}, + {0x00008268, 0xffffffff}, + {0x0000826c, 0x0000ffff}, + {0x00008270, 0x00000000}, + {0x00008274, 0x40000000}, + {0x00008278, 0x003e4180}, + {0x0000827c, 0x00000004}, + {0x00008284, 0x0000002c}, + {0x00008288, 0x0000002c}, + {0x0000828c, 0x000000ff}, + {0x00008294, 0x00000000}, + {0x00008298, 0x00000000}, + {0x0000829c, 0x00000000}, + {0x00008300, 0x00001d40}, + {0x00008314, 0x00000000}, + {0x0000831c, 0x0000010d}, + {0x00008328, 0x00000000}, + {0x0000832c, 0x0000001f}, + {0x00008330, 0x00000302}, + {0x00008334, 0x00000700}, + {0x00008338, 0xffff0000}, + {0x0000833c, 0x02400000}, + {0x00008340, 0x000107ff}, + {0x00008344, 0xaa48107b}, + {0x00008348, 0x008f0000}, + {0x0000835c, 0x00000000}, + {0x00008360, 0xffffffff}, + {0x00008364, 0xffffffff}, + {0x00008368, 0x00000000}, + {0x00008370, 0x00000000}, + {0x00008374, 0x000000ff}, + {0x00008378, 0x00000000}, + {0x0000837c, 0x00000000}, + {0x00008380, 0xffffffff}, + {0x00008384, 0xffffffff}, + {0x00008390, 0xffffffff}, + {0x00008394, 0xffffffff}, + {0x00008398, 0x00000000}, + {0x0000839c, 0x00000000}, + {0x000083a0, 0x00000000}, + {0x000083a4, 0x0000fa14}, + {0x000083a8, 0x000f0c00}, + {0x000083ac, 0x33332210}, + {0x000083b0, 0x33332210}, + {0x000083b4, 0x33332210}, + {0x000083b8, 0x33332210}, + {0x000083bc, 0x00000000}, + {0x000083c0, 0x00000000}, + {0x000083c4, 0x00000000}, + {0x000083c8, 0x00000000}, + {0x000083cc, 0x00000200}, + {0x000083d0, 0x8c7901ff}, +}; + +static const u32 qca953x_1p0_baseband_core[][2] = { + /* Addr allmodes */ + {0x00009800, 0xafe68e30}, + {0x00009804, 0xfd14e000}, + {0x00009808, 0x9c0a9f6b}, + {0x0000980c, 0x04900000}, + {0x00009814, 0x0280c00a}, + {0x00009818, 0x00000000}, + {0x0000981c, 0x00020028}, + {0x00009834, 0x6400a190}, + {0x00009838, 0x0108ecff}, + {0x0000983c, 0x14000600}, + {0x00009880, 0x201fff00}, + {0x00009884, 0x00001042}, + {0x000098a4, 0x00200400}, + {0x000098b0, 0x32840bbe}, + {0x000098bc, 0x00000002}, + {0x000098d0, 0x004b6a8e}, + {0x000098d4, 0x00000820}, + {0x000098dc, 0x00000000}, + {0x000098f0, 0x00000000}, + {0x000098f4, 0x00000000}, + {0x00009c04, 0xff55ff55}, + {0x00009c08, 0x0320ff55}, + {0x00009c0c, 0x00000000}, + {0x00009c10, 0x00000000}, + {0x00009c14, 0x00046384}, + {0x00009c18, 0x05b6b440}, + {0x00009c1c, 0x00b6b440}, + {0x00009d00, 0xc080a333}, + {0x00009d04, 0x40206c10}, + {0x00009d08, 0x009c4060}, + {0x00009d0c, 0x9883800a}, + {0x00009d10, 0x01884061}, + {0x00009d14, 0x00c0040b}, + {0x00009d18, 0x00000000}, + {0x00009e08, 0x0038230c}, + {0x00009e24, 0x990bb515}, + {0x00009e28, 0x0c6f0000}, + {0x00009e30, 0x06336f77}, + {0x00009e34, 0x6af6532f}, + {0x00009e38, 0x0cc80c00}, + {0x00009e40, 0x0d261820}, + {0x00009e4c, 0x00001004}, + {0x00009e50, 0x00ff03f1}, + {0x00009fc0, 0x813e4788}, + {0x00009fc4, 0x0001efb5}, + {0x00009fcc, 0x40000014}, + {0x00009fd0, 0x01193b91}, + {0x0000a20c, 0x00000000}, + {0x0000a220, 0x00000000}, + {0x0000a224, 0x00000000}, + {0x0000a228, 0x10002310}, + {0x0000a23c, 0x00000000}, + {0x0000a244, 0x0c000000}, + {0x0000a248, 0x00000140}, + {0x0000a2a0, 0x00000007}, + {0x0000a2c0, 0x00000007}, + {0x0000a2c8, 0x00000000}, + {0x0000a2d4, 0x00000000}, + {0x0000a2ec, 0x00000000}, + {0x0000a2f0, 0x00000000}, + {0x0000a2f4, 0x00000000}, + {0x0000a2f8, 0x00000000}, + {0x0000a344, 0x00000000}, + {0x0000a34c, 0x00000000}, + {0x0000a350, 0x0000a000}, + {0x0000a364, 0x00000000}, + {0x0000a370, 0x00000000}, + {0x0000a390, 0x00000001}, + {0x0000a394, 0x00000444}, + {0x0000a398, 0x001f0e0f}, + {0x0000a39c, 0x0075393f}, + {0x0000a3a0, 0xb79f6427}, + {0x0000a3a4, 0x000000ff}, + {0x0000a3a8, 0x6a6a6a6a}, + {0x0000a3ac, 0x6a6a6a6a}, + {0x0000a3b0, 0x00c8641a}, + {0x0000a3b4, 0x0000001a}, + {0x0000a3b8, 0x0088642a}, + {0x0000a3bc, 0x000001fa}, + {0x0000a3c0, 0x20202020}, + {0x0000a3c4, 0x22222220}, + {0x0000a3c8, 0x20200020}, + {0x0000a3cc, 0x20202020}, + {0x0000a3d0, 0x20202020}, + {0x0000a3d4, 0x20202020}, + {0x0000a3d8, 0x20202020}, + {0x0000a3dc, 0x20202020}, + {0x0000a3e0, 0x20202020}, + {0x0000a3e4, 0x20202020}, + {0x0000a3e8, 0x20202020}, + {0x0000a3ec, 0x20202020}, + {0x0000a3f0, 0x00000000}, + {0x0000a3f4, 0x00000000}, + {0x0000a3f8, 0x0c9bd380}, + {0x0000a3fc, 0x000f0f01}, + {0x0000a400, 0x8fa91f01}, + {0x0000a404, 0x00000000}, + {0x0000a408, 0x0e79e5c6}, + {0x0000a40c, 0x00820820}, + {0x0000a414, 0x1ce42108}, + {0x0000a418, 0x2d001dce}, + {0x0000a41c, 0x1ce73908}, + {0x0000a420, 0x000001ce}, + {0x0000a424, 0x1ce738e7}, + {0x0000a428, 0x000001ce}, + {0x0000a42c, 0x1ce739ce}, + {0x0000a430, 0x1ce739ce}, + {0x0000a434, 0x00000000}, + {0x0000a438, 0x00001801}, + {0x0000a43c, 0x00100000}, + {0x0000a444, 0x00000000}, + {0x0000a448, 0x05000080}, + {0x0000a44c, 0x00000001}, + {0x0000a450, 0x00010000}, + {0x0000a458, 0x00000000}, + {0x0000a644, 0xbfad9d74}, + {0x0000a648, 0x0048060a}, + {0x0000a64c, 0x00003c37}, + {0x0000a670, 0x03020100}, + {0x0000a674, 0x09080504}, + {0x0000a678, 0x0d0c0b0a}, + {0x0000a67c, 0x13121110}, + {0x0000a680, 0x31301514}, + {0x0000a684, 0x35343332}, + {0x0000a688, 0x00000036}, + {0x0000a690, 0x08000838}, + {0x0000a7cc, 0x00000000}, + {0x0000a7d0, 0x00000000}, + {0x0000a7d4, 0x00000004}, + {0x0000a7dc, 0x00000000}, + {0x0000a8d0, 0x004b6a8e}, + {0x0000a8d4, 0x00000820}, + {0x0000a8dc, 0x00000000}, + {0x0000a8f0, 0x00000000}, + {0x0000a8f4, 0x00000000}, + {0x0000b2d0, 0x00000080}, + {0x0000b2d4, 0x00000000}, + {0x0000b2ec, 0x00000000}, + {0x0000b2f0, 0x00000000}, + {0x0000b2f4, 0x00000000}, + {0x0000b2f8, 0x00000000}, + {0x0000b408, 0x0e79e5c0}, + {0x0000b40c, 0x00820820}, + {0x0000b420, 0x00000000}, +}; + +static const u32 qca953x_1p0_baseband_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011}, + {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a012e}, + {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, + {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, + {0x0000982c, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4, 0x05eea6d4}, + {0x00009830, 0x0000059c, 0x0000059c, 0x0000119c, 0x0000119c}, + {0x00009c00, 0x000000c4, 0x000000c4, 0x000000c4, 0x000000c4}, + {0x00009e00, 0x0372111a, 0x0372111a, 0x037216a0, 0x037216a0}, + {0x00009e04, 0x001c2020, 0x001c2020, 0x001c2020, 0x001c2020}, + {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000e2}, + {0x00009e10, 0x7ec88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec84d2e}, + {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3379605e, 0x33795d5e}, + {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, + {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, + {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, + {0x00009e3c, 0xcfa10820, 0xcfa10820, 0xcfa10822, 0xcfa10822}, + {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, + {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, + {0x0000a204, 0x005c0ec0, 0x005c0ec4, 0x005c0ec4, 0x005c0ec0}, + {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, + {0x0000a22c, 0x07e26a2f, 0x07e26a2f, 0x01026a2f, 0x01026a2f}, + {0x0000a230, 0x0000000a, 0x00000014, 0x00000016, 0x0000000b}, + {0x0000a234, 0x00000fff, 0x10000fff, 0x10000fff, 0x00000fff}, + {0x0000a238, 0xffb01018, 0xffb01018, 0xffb01018, 0xffb01018}, + {0x0000a250, 0x00000000, 0x00000000, 0x00000210, 0x00000108}, + {0x0000a254, 0x000007d0, 0x00000fa0, 0x00001130, 0x00000898}, + {0x0000a258, 0x02020002, 0x02020002, 0x02020002, 0x02020002}, + {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01010e0e, 0x01010e0e}, + {0x0000a260, 0x0a021501, 0x0a021501, 0x3a021501, 0x3a021501}, + {0x0000a264, 0x00000e0e, 0x00000e0e, 0x01000e0e, 0x01000e0e}, + {0x0000a280, 0x00000007, 0x00000007, 0x0000000b, 0x0000000b}, + {0x0000a284, 0x00000000, 0x00000000, 0x00000010, 0x00000010}, + {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, + {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, + {0x0000a2cc, 0x18c50033, 0x18c43433, 0x18c41033, 0x18c44c33}, + {0x0000a2d0, 0x00041982, 0x00041982, 0x00041982, 0x00041982}, + {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, + {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, + {0x0000ae04, 0x001c0000, 0x001c0000, 0x001c0000, 0x001c0000}, + {0x0000ae18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000ae1c, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, + {0x0000ae20, 0x000001b5, 0x000001b5, 0x000001ce, 0x000001ce}, + {0x0000b284, 0x00000000, 0x00000000, 0x00000010, 0x00000010}, +}; + +static const u32 qca953x_1p0_radio_core[][2] = { + /* Addr allmodes */ + {0x00016000, 0x36db6db6}, + {0x00016004, 0x6db6db40}, + {0x00016008, 0x73f00000}, + {0x0001600c, 0x00000000}, + {0x00016040, 0x3f80fff8}, + {0x0001604c, 0x000f0278}, + {0x00016050, 0x8036db6c}, + {0x00016054, 0x6db60000}, + {0x00016080, 0x00080000}, + {0x00016084, 0x0e48048c}, + {0x00016088, 0x14214514}, + {0x0001608c, 0x119f080a}, + {0x00016090, 0x24926490}, + {0x00016094, 0x00000000}, + {0x000160a0, 0xc2108ffe}, + {0x000160a4, 0x812fc370}, + {0x000160a8, 0x423c8000}, + {0x000160b4, 0x92480080}, + {0x000160c0, 0x006db6d8}, + {0x000160c4, 0x24b6db6c}, + {0x000160c8, 0x6db6db6c}, + {0x000160cc, 0x6db6fb7c}, + {0x000160d0, 0x6db6da44}, + {0x00016100, 0x07ff8001}, + {0x00016108, 0x00080010}, + {0x00016144, 0x01884080}, + {0x00016148, 0x000080d8}, + {0x00016280, 0x01000901}, + {0x00016284, 0x15d30000}, + {0x00016288, 0x00318000}, + {0x0001628c, 0x50000000}, + {0x00016380, 0x00000000}, + {0x00016384, 0x00000000}, + {0x00016388, 0x00800700}, + {0x0001638c, 0x00800700}, + {0x00016390, 0x00800700}, + {0x00016394, 0x00000000}, + {0x00016398, 0x00000000}, + {0x0001639c, 0x00000000}, + {0x000163a0, 0x00000001}, + {0x000163a4, 0x00000001}, + {0x000163a8, 0x00000000}, + {0x000163ac, 0x00000000}, + {0x000163b0, 0x00000000}, + {0x000163b4, 0x00000000}, + {0x000163b8, 0x00000000}, + {0x000163bc, 0x00000000}, + {0x000163c0, 0x000000a0}, + {0x000163c4, 0x000c0000}, + {0x000163c8, 0x14021402}, + {0x000163cc, 0x00001402}, + {0x000163d0, 0x00000000}, + {0x000163d4, 0x00000000}, + {0x00016400, 0x36db6db6}, + {0x00016404, 0x6db6db40}, + {0x00016408, 0x73f00000}, + {0x0001640c, 0x00000000}, + {0x00016440, 0x3f80fff8}, + {0x0001644c, 0x000f0278}, + {0x00016450, 0x8036db6c}, + {0x00016454, 0x6db60000}, + {0x00016500, 0x07ff8001}, + {0x00016508, 0x00080010}, + {0x00016544, 0x01884080}, + {0x00016548, 0x000080d8}, + {0x00016780, 0x00000000}, + {0x00016784, 0x00000000}, + {0x00016788, 0x00800700}, + {0x0001678c, 0x00800700}, + {0x00016790, 0x00800700}, + {0x00016794, 0x00000000}, + {0x00016798, 0x00000000}, + {0x0001679c, 0x00000000}, + {0x000167a0, 0x00000001}, + {0x000167a4, 0x00000001}, + {0x000167a8, 0x00000000}, + {0x000167ac, 0x00000000}, + {0x000167b0, 0x00000000}, + {0x000167b4, 0x00000000}, + {0x000167b8, 0x00000000}, + {0x000167bc, 0x00000000}, + {0x000167c0, 0x000000a0}, + {0x000167c4, 0x000c0000}, + {0x000167c8, 0x14021402}, + {0x000167cc, 0x00001402}, + {0x000167d0, 0x00000000}, + {0x000167d4, 0x00000000}, +}; + +static const u32 qca953x_1p0_radio_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00016098, 0xd2dd5554, 0xd2dd5554, 0xc4128f5c, 0xc4128f5c}, + {0x0001609c, 0x0a566f3a, 0x0a566f3a, 0x0fd08f25, 0x0fd08f25}, + {0x000160ac, 0xa4647c00, 0xa4647c00, 0x24646800, 0x24646800}, + {0x000160b0, 0x01885f52, 0x01885f52, 0x00fe7f46, 0x00fe7f46}, + {0x00016104, 0xb7a00001, 0xb7a00001, 0xfff80005, 0xfff80005}, + {0x0001610c, 0xc0000000, 0xc0000000, 0x00000000, 0x00000000}, + {0x00016140, 0x10804008, 0x10804008, 0x50804000, 0x50804000}, + {0x00016504, 0xb7a00001, 0xb7a00001, 0xfff80001, 0xfff80001}, + {0x0001650c, 0xc0000000, 0xc0000000, 0x00000000, 0x00000000}, + {0x00016540, 0x10804008, 0x10804008, 0x50804000, 0x50804000}, +}; + +static const u32 qca953x_1p0_soc_preamble[][2] = { + /* Addr allmodes */ + {0x00007000, 0x00000000}, + {0x00007004, 0x00000000}, + {0x00007008, 0x00000000}, + {0x0000700c, 0x00000000}, + {0x0000701c, 0x00000000}, + {0x00007020, 0x00000000}, + {0x00007024, 0x00000000}, + {0x00007028, 0x00000000}, + {0x0000702c, 0x00000000}, + {0x00007030, 0x00000000}, + {0x00007034, 0x00000002}, + {0x00007038, 0x000004c2}, + {0x00007048, 0x00000000}, +}; + +static const u32 qca953x_1p0_common_rx_gain_bounds[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302018, 0x50302018}, +}; + +static const u32 qca953x_1p0_common_wo_xlna_rx_gain_bounds[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, + {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, +}; + +static const u32 qca953x_1p0_modes_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xfffd5aaa}, + {0x0000a2e0, 0xfffe9ccc}, + {0x0000a2e4, 0xffffe0f0}, + {0x0000a2e8, 0xfffcff00}, + {0x0000a410, 0x000050da}, + {0x0000a500, 0x00000000}, + {0x0000a504, 0x04000002}, + {0x0000a508, 0x08000004}, + {0x0000a50c, 0x0c000006}, + {0x0000a510, 0x0f00000a}, + {0x0000a514, 0x1300000c}, + {0x0000a518, 0x1700000e}, + {0x0000a51c, 0x1b000064}, + {0x0000a520, 0x1f000242}, + {0x0000a524, 0x23000229}, + {0x0000a528, 0x270002a2}, + {0x0000a52c, 0x2c001203}, + {0x0000a530, 0x30001803}, + {0x0000a534, 0x33000881}, + {0x0000a538, 0x38001809}, + {0x0000a53c, 0x3a000814}, + {0x0000a540, 0x3f001a0c}, + {0x0000a544, 0x43001a0e}, + {0x0000a548, 0x46001812}, + {0x0000a54c, 0x49001884}, + {0x0000a550, 0x4d001e84}, + {0x0000a554, 0x50001e69}, + {0x0000a558, 0x550006f4}, + {0x0000a55c, 0x59000ad3}, + {0x0000a560, 0x5e000ad5}, + {0x0000a564, 0x61001ced}, + {0x0000a568, 0x660018d4}, + {0x0000a56c, 0x660018d4}, + {0x0000a570, 0x660018d4}, + {0x0000a574, 0x660018d4}, + {0x0000a578, 0x660018d4}, + {0x0000a57c, 0x660018d4}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x03804000}, + {0x0000a610, 0x0300ca02}, + {0x0000a614, 0x00000e04}, + {0x0000a618, 0x03014000}, + {0x0000a61c, 0x00000000}, + {0x0000a620, 0x00000000}, + {0x0000a624, 0x03014000}, + {0x0000a628, 0x03804c05}, + {0x0000a62c, 0x0701de06}, + {0x0000a630, 0x07819c07}, + {0x0000a634, 0x0701dc07}, + {0x0000a638, 0x0701dc07}, + {0x0000a63c, 0x0701dc07}, + {0x0000b2dc, 0xfffd5aaa}, + {0x0000b2e0, 0xfffe9ccc}, + {0x0000b2e4, 0xffffe0f0}, + {0x0000b2e8, 0xfffcff00}, + {0x00016044, 0x010002d4}, + {0x00016048, 0x66482400}, + {0x00016280, 0x01000015}, + {0x00016444, 0x010002d4}, + {0x00016448, 0x66482400}, +}; + +static const u32 qca953x_1p0_modes_no_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xffd5f552}, + {0x0000a2e0, 0xffe60664}, + {0x0000a2e4, 0xfff80780}, + {0x0000a2e8, 0xfffff800}, + {0x0000a410, 0x000050d6}, + {0x0000a500, 0x00060020}, + {0x0000a504, 0x04060060}, + {0x0000a508, 0x080600a0}, + {0x0000a50c, 0x0c068020}, + {0x0000a510, 0x10068060}, + {0x0000a514, 0x140680a0}, + {0x0000a518, 0x18090040}, + {0x0000a51c, 0x1b090080}, + {0x0000a520, 0x1f0900c0}, + {0x0000a524, 0x240c0041}, + {0x0000a528, 0x280d0021}, + {0x0000a52c, 0x2d0f0061}, + {0x0000a530, 0x310f00a1}, + {0x0000a534, 0x350e00a2}, + {0x0000a538, 0x360e80a2}, + {0x0000a53c, 0x380f00a2}, + {0x0000a540, 0x3b0e00a3}, + {0x0000a544, 0x3d110083}, + {0x0000a548, 0x3e1100a3}, + {0x0000a54c, 0x401100e3}, + {0x0000a550, 0x421380e3}, + {0x0000a554, 0x431780e3}, + {0x0000a558, 0x461f80e3}, + {0x0000a55c, 0x461f80e3}, + {0x0000a560, 0x461f80e3}, + {0x0000a564, 0x461f80e3}, + {0x0000a568, 0x461f80e3}, + {0x0000a56c, 0x461f80e3}, + {0x0000a570, 0x461f80e3}, + {0x0000a574, 0x461f80e3}, + {0x0000a578, 0x461f80e3}, + {0x0000a57c, 0x461f80e3}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x00804201}, + {0x0000a610, 0x01008201}, + {0x0000a614, 0x0180c402}, + {0x0000a618, 0x0180c603}, + {0x0000a61c, 0x0180c603}, + {0x0000a620, 0x01c10603}, + {0x0000a624, 0x01c10704}, + {0x0000a628, 0x02c18b05}, + {0x0000a62c, 0x0301cc07}, + {0x0000a630, 0x0301cc07}, + {0x0000a634, 0x0301cc07}, + {0x0000a638, 0x0301cc07}, + {0x0000a63c, 0x0301cc07}, + {0x0000b2dc, 0xffd5f552}, + {0x0000b2e0, 0xffe60664}, + {0x0000b2e4, 0xfff80780}, + {0x0000b2e8, 0xfffff800}, + {0x00016044, 0x049242db}, + {0x00016048, 0x6c927a70}, + {0x00016444, 0x049242db}, + {0x00016448, 0x6c927a70}, +}; + +static const u32 qca953x_1p1_modes_no_xpa_tx_gain_table[][2] = { + /* Addr allmodes */ + {0x0000a2dc, 0xffd5f552}, + {0x0000a2e0, 0xffe60664}, + {0x0000a2e4, 0xfff80780}, + {0x0000a2e8, 0xfffff800}, + {0x0000a410, 0x000050de}, + {0x0000a500, 0x00000061}, + {0x0000a504, 0x04000063}, + {0x0000a508, 0x08000065}, + {0x0000a50c, 0x0c000261}, + {0x0000a510, 0x10000263}, + {0x0000a514, 0x14000265}, + {0x0000a518, 0x18000482}, + {0x0000a51c, 0x1b000484}, + {0x0000a520, 0x1f000486}, + {0x0000a524, 0x240008c2}, + {0x0000a528, 0x28000cc1}, + {0x0000a52c, 0x2d000ce3}, + {0x0000a530, 0x31000ce5}, + {0x0000a534, 0x350010e5}, + {0x0000a538, 0x360012e5}, + {0x0000a53c, 0x380014e5}, + {0x0000a540, 0x3b0018e5}, + {0x0000a544, 0x3d001d04}, + {0x0000a548, 0x3e001d05}, + {0x0000a54c, 0x40001d07}, + {0x0000a550, 0x42001f27}, + {0x0000a554, 0x43001f67}, + {0x0000a558, 0x46001fe7}, + {0x0000a55c, 0x47001f2b}, + {0x0000a560, 0x49001f0d}, + {0x0000a564, 0x4b001ed2}, + {0x0000a568, 0x4c001ed4}, + {0x0000a56c, 0x4e001f15}, + {0x0000a570, 0x4f001ff6}, + {0x0000a574, 0x4f001ff6}, + {0x0000a578, 0x4f001ff6}, + {0x0000a57c, 0x4f001ff6}, + {0x0000a600, 0x00000000}, + {0x0000a604, 0x00000000}, + {0x0000a608, 0x00000000}, + {0x0000a60c, 0x00804201}, + {0x0000a610, 0x01008201}, + {0x0000a614, 0x0180c402}, + {0x0000a618, 0x0180c603}, + {0x0000a61c, 0x0180c603}, + {0x0000a620, 0x01c10603}, + {0x0000a624, 0x01c10704}, + {0x0000a628, 0x02c18b05}, + {0x0000a62c, 0x02c14c07}, + {0x0000a630, 0x01008704}, + {0x0000a634, 0x01c10402}, + {0x0000a638, 0x0301cc07}, + {0x0000a63c, 0x0301cc07}, + {0x0000b2dc, 0xffd5f552}, + {0x0000b2e0, 0xffe60664}, + {0x0000b2e4, 0xfff80780}, + {0x0000b2e8, 0xfffff800}, + {0x00016044, 0x049242db}, + {0x00016048, 0x6c927a70}, + {0x00016444, 0x049242db}, + {0x00016448, 0x6c927a70}, +}; + +#endif /* INITVALS_953X_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h index df97f21c52d..74d8bc05b31 100644 --- a/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar955x_1p0_initvals.h @@ -20,30 +20,31 @@ /* AR955X 1.0 */ +#define ar955x_1p0_soc_postamble ar9300_2p2_soc_postamble + +#define ar955x_1p0_common_rx_gain_table ar9300Common_rx_gain_table_2p2 + +#define ar955x_1p0_common_wo_xlna_rx_gain_table ar9300Common_wo_xlna_rx_gain_table_2p2 + +#define ar955x_1p0_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + static const u32 ar955x_1p0_radio_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00016098, 0xd2dd5554, 0xd2dd5554, 0xd28b3330, 0xd28b3330}, - {0x0001609c, 0x0a566f3a, 0x0a566f3a, 0x06345f2a, 0x06345f2a}, - {0x000160ac, 0xa4647c00, 0xa4647c00, 0xa4646800, 0xa4646800}, - {0x000160b0, 0x01885f52, 0x01885f52, 0x04accf3a, 0x04accf3a}, - {0x00016104, 0xb7a00001, 0xb7a00001, 0xb7a00001, 0xb7a00001}, + {0x0001609c, 0x0a566f3a, 0x0a566f3a, 0x0a566f3a, 0x0a566f3a}, + {0x000160ac, 0xa4647c00, 0xa4647c00, 0x24647c00, 0x24647c00}, + {0x000160b0, 0x01885f52, 0x01885f52, 0x01885f52, 0x01885f52}, + {0x00016104, 0xb7a00000, 0xb7a00000, 0xb7a00001, 0xb7a00001}, {0x0001610c, 0xc0000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016140, 0x10804008, 0x10804008, 0x10804008, 0x10804008}, - {0x00016504, 0xb7a00001, 0xb7a00001, 0xb7a00001, 0xb7a00001}, + {0x00016504, 0xb7a00000, 0xb7a00000, 0xb7a00001, 0xb7a00001}, {0x0001650c, 0xc0000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016540, 0x10804008, 0x10804008, 0x10804008, 0x10804008}, - {0x00016904, 0xb7a00001, 0xb7a00001, 0xb7a00001, 0xb7a00001}, + {0x00016904, 0xb7a00000, 0xb7a00000, 0xb7a00001, 0xb7a00001}, {0x0001690c, 0xc0000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016940, 0x10804008, 0x10804008, 0x10804008, 0x10804008}, }; -static const u32 ar955x_1p0_baseband_core_txfir_coeff_japan_2484[][2] = { - /* Addr allmodes */ - {0x0000a398, 0x00000000}, - {0x0000a39c, 0x6f7f0301}, - {0x0000a3a0, 0xca9228ee}, -}; - static const u32 ar955x_1p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011}, @@ -69,15 +70,15 @@ static const u32 ar955x_1p0_baseband_postamble[][5] = { {0x0000a204, 0x005c0ec0, 0x005c0ec4, 0x005c0ec4, 0x005c0ec0}, {0x0000a208, 0x00000104, 0x00000104, 0x00000004, 0x00000004}, {0x0000a22c, 0x07e26a2f, 0x07e26a2f, 0x01026a2f, 0x01026a2f}, - {0x0000a230, 0x0000000a, 0x00000014, 0x00000016, 0x0000000b}, + {0x0000a230, 0x0000400a, 0x00004014, 0x00004016, 0x0000400b}, {0x0000a234, 0x00000fff, 0x10000fff, 0x10000fff, 0x00000fff}, {0x0000a238, 0xffb01018, 0xffb01018, 0xffb01018, 0xffb01018}, {0x0000a250, 0x00000000, 0x00000000, 0x00000210, 0x00000108}, {0x0000a254, 0x000007d0, 0x00000fa0, 0x00001130, 0x00000898}, {0x0000a258, 0x02020002, 0x02020002, 0x02020002, 0x02020002}, - {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01000e0e, 0x01000e0e}, + {0x0000a25c, 0x01000e0e, 0x01000e0e, 0x01010e0e, 0x01010e0e}, {0x0000a260, 0x0a021501, 0x0a021501, 0x3a021501, 0x3a021501}, - {0x0000a264, 0x00000e0e, 0x00000e0e, 0x00000e0e, 0x00000e0e}, + {0x0000a264, 0x00000e0e, 0x00000e0e, 0x01000e0e, 0x01000e0e}, {0x0000a280, 0x00000007, 0x00000007, 0x0000000b, 0x0000000b}, {0x0000a284, 0x00000000, 0x00000000, 0x00000010, 0x00000010}, {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, @@ -125,7 +126,7 @@ static const u32 ar955x_1p0_radio_core[][2] = { {0x00016094, 0x00000000}, {0x000160a0, 0x0a108ffe}, {0x000160a4, 0x812fc370}, - {0x000160a8, 0x423c8000}, + {0x000160a8, 0x423c8100}, {0x000160b4, 0x92480080}, {0x000160c0, 0x006db6d0}, {0x000160c4, 0x6db6db60}, @@ -134,7 +135,7 @@ static const u32 ar955x_1p0_radio_core[][2] = { {0x00016100, 0x11999601}, {0x00016108, 0x00080010}, {0x00016144, 0x02084080}, - {0x00016148, 0x000080c0}, + {0x00016148, 0x00008040}, {0x00016280, 0x01800804}, {0x00016284, 0x00038dc5}, {0x00016288, 0x00000000}, @@ -178,7 +179,7 @@ static const u32 ar955x_1p0_radio_core[][2] = { {0x00016500, 0x11999601}, {0x00016508, 0x00080010}, {0x00016544, 0x02084080}, - {0x00016548, 0x000080c0}, + {0x00016548, 0x00008040}, {0x00016780, 0x00000000}, {0x00016784, 0x00000000}, {0x00016788, 0x00400705}, @@ -218,7 +219,7 @@ static const u32 ar955x_1p0_radio_core[][2] = { {0x00016900, 0x11999601}, {0x00016908, 0x00080010}, {0x00016944, 0x02084080}, - {0x00016948, 0x000080c0}, + {0x00016948, 0x00008040}, {0x00016b80, 0x00000000}, {0x00016b84, 0x00000000}, {0x00016b88, 0x00400705}, @@ -245,9 +246,9 @@ static const u32 ar955x_1p0_radio_core[][2] = { static const u32 ar955x_1p0_modes_xpa_tx_gain_table[][9] = { /* Addr 5G_HT20_L 5G_HT40_L 5G_HT20_M 5G_HT40_M 5G_HT20_H 5G_HT40_H 2G_HT40 2G_HT20 */ - {0x0000a2dc, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xfffd5aaa, 0xfffd5aaa}, - {0x0000a2e0, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xfffe9ccc, 0xfffe9ccc}, - {0x0000a2e4, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xffffe0f0, 0xffffe0f0}, + {0x0000a2dc, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xfffd5aaa, 0xfffd5aaa}, + {0x0000a2e0, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffe9ccc, 0xfffe9ccc}, + {0x0000a2e4, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffffe0f0, 0xffffe0f0}, {0x0000a2e8, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xfffcff00, 0xfffcff00}, {0x0000a410, 0x000050de, 0x000050de, 0x000050de, 0x000050de, 0x000050de, 0x000050de, 0x000050da, 0x000050da}, {0x0000a500, 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000000, 0x00000000}, @@ -256,63 +257,63 @@ static const u32 ar955x_1p0_modes_xpa_tx_gain_table[][9] = { {0x0000a50c, 0x0c00000b, 0x0c00000b, 0x0c00000b, 0x0c00000b, 0x0c00000b, 0x0c00000b, 0x0c000006, 0x0c000006}, {0x0000a510, 0x1000000d, 0x1000000d, 0x1000000d, 0x1000000d, 0x1000000d, 0x1000000d, 0x0f00000a, 0x0f00000a}, {0x0000a514, 0x14000011, 0x14000011, 0x14000011, 0x14000011, 0x14000011, 0x14000011, 0x1300000c, 0x1300000c}, - {0x0000a518, 0x19004008, 0x19004008, 0x19004008, 0x19004008, 0x18004008, 0x18004008, 0x1700000e, 0x1700000e}, - {0x0000a51c, 0x1d00400a, 0x1d00400a, 0x1d00400a, 0x1d00400a, 0x1c00400a, 0x1c00400a, 0x1b000064, 0x1b000064}, - {0x0000a520, 0x230020a2, 0x230020a2, 0x210020a2, 0x210020a2, 0x200020a2, 0x200020a2, 0x1f000242, 0x1f000242}, - {0x0000a524, 0x2500006e, 0x2500006e, 0x2500006e, 0x2500006e, 0x2400006e, 0x2400006e, 0x23000229, 0x23000229}, - {0x0000a528, 0x29022221, 0x29022221, 0x28022221, 0x28022221, 0x27022221, 0x27022221, 0x270002a2, 0x270002a2}, - {0x0000a52c, 0x2d00062a, 0x2d00062a, 0x2c00062a, 0x2c00062a, 0x2a00062a, 0x2a00062a, 0x2c001203, 0x2c001203}, - {0x0000a530, 0x340220a5, 0x340220a5, 0x320220a5, 0x320220a5, 0x2f0220a5, 0x2f0220a5, 0x30001803, 0x30001803}, - {0x0000a534, 0x380022c5, 0x380022c5, 0x350022c5, 0x350022c5, 0x320022c5, 0x320022c5, 0x33000881, 0x33000881}, - {0x0000a538, 0x3b002486, 0x3b002486, 0x39002486, 0x39002486, 0x36002486, 0x36002486, 0x38001809, 0x38001809}, - {0x0000a53c, 0x3f00248a, 0x3f00248a, 0x3d00248a, 0x3d00248a, 0x3a00248a, 0x3a00248a, 0x3a000814, 0x3a000814}, - {0x0000a540, 0x4202242c, 0x4202242c, 0x4102242c, 0x4102242c, 0x3f02242c, 0x3f02242c, 0x3f001a0c, 0x3f001a0c}, - {0x0000a544, 0x490044c6, 0x490044c6, 0x460044c6, 0x460044c6, 0x420044c6, 0x420044c6, 0x43001a0e, 0x43001a0e}, - {0x0000a548, 0x4d024485, 0x4d024485, 0x4a024485, 0x4a024485, 0x46024485, 0x46024485, 0x46001812, 0x46001812}, - {0x0000a54c, 0x51044483, 0x51044483, 0x4e044483, 0x4e044483, 0x4a044483, 0x4a044483, 0x49001884, 0x49001884}, - {0x0000a550, 0x5404a40c, 0x5404a40c, 0x5204a40c, 0x5204a40c, 0x4d04a40c, 0x4d04a40c, 0x4d001e84, 0x4d001e84}, - {0x0000a554, 0x57024632, 0x57024632, 0x55024632, 0x55024632, 0x52024632, 0x52024632, 0x50001e69, 0x50001e69}, - {0x0000a558, 0x5c00a634, 0x5c00a634, 0x5900a634, 0x5900a634, 0x5600a634, 0x5600a634, 0x550006f4, 0x550006f4}, - {0x0000a55c, 0x5f026832, 0x5f026832, 0x5d026832, 0x5d026832, 0x5a026832, 0x5a026832, 0x59000ad3, 0x59000ad3}, - {0x0000a560, 0x6602b012, 0x6602b012, 0x6202b012, 0x6202b012, 0x5d02b012, 0x5d02b012, 0x5e000ad5, 0x5e000ad5}, - {0x0000a564, 0x6e02d0e1, 0x6e02d0e1, 0x6802d0e1, 0x6802d0e1, 0x6002d0e1, 0x6002d0e1, 0x61001ced, 0x61001ced}, - {0x0000a568, 0x7202b4c4, 0x7202b4c4, 0x6c02b4c4, 0x6c02b4c4, 0x6502b4c4, 0x6502b4c4, 0x660018d4, 0x660018d4}, - {0x0000a56c, 0x75007894, 0x75007894, 0x70007894, 0x70007894, 0x6b007894, 0x6b007894, 0x660018d4, 0x660018d4}, - {0x0000a570, 0x7b025c74, 0x7b025c74, 0x75025c74, 0x75025c74, 0x70025c74, 0x70025c74, 0x660018d4, 0x660018d4}, - {0x0000a574, 0x8300bcb5, 0x8300bcb5, 0x7a00bcb5, 0x7a00bcb5, 0x7600bcb5, 0x7600bcb5, 0x660018d4, 0x660018d4}, - {0x0000a578, 0x8a04dc74, 0x8a04dc74, 0x7f04dc74, 0x7f04dc74, 0x7c04dc74, 0x7c04dc74, 0x660018d4, 0x660018d4}, - {0x0000a57c, 0x8a04dc74, 0x8a04dc74, 0x7f04dc74, 0x7f04dc74, 0x7c04dc74, 0x7c04dc74, 0x660018d4, 0x660018d4}, + {0x0000a518, 0x1700002b, 0x1700002b, 0x1700002b, 0x1700002b, 0x1600002b, 0x1600002b, 0x1700000e, 0x1700000e}, + {0x0000a51c, 0x1b00002d, 0x1b00002d, 0x1b00002d, 0x1b00002d, 0x1a00002d, 0x1a00002d, 0x1b000064, 0x1b000064}, + {0x0000a520, 0x20000031, 0x20000031, 0x1f000031, 0x1f000031, 0x1e000031, 0x1e000031, 0x1f000242, 0x1f000242}, + {0x0000a524, 0x24000051, 0x24000051, 0x23000051, 0x23000051, 0x23000051, 0x23000051, 0x23000229, 0x23000229}, + {0x0000a528, 0x27000071, 0x27000071, 0x27000071, 0x27000071, 0x26000071, 0x26000071, 0x270002a2, 0x270002a2}, + {0x0000a52c, 0x2b000092, 0x2b000092, 0x2b000092, 0x2b000092, 0x2b000092, 0x2b000092, 0x2c001203, 0x2c001203}, + {0x0000a530, 0x3000028c, 0x3000028c, 0x2f00028c, 0x2f00028c, 0x2e00028c, 0x2e00028c, 0x30001803, 0x30001803}, + {0x0000a534, 0x34000290, 0x34000290, 0x33000290, 0x33000290, 0x32000290, 0x32000290, 0x33000881, 0x33000881}, + {0x0000a538, 0x37000292, 0x37000292, 0x36000292, 0x36000292, 0x35000292, 0x35000292, 0x38001809, 0x38001809}, + {0x0000a53c, 0x3b02028d, 0x3b02028d, 0x3a02028d, 0x3a02028d, 0x3902028d, 0x3902028d, 0x3a000814, 0x3a000814}, + {0x0000a540, 0x3f020291, 0x3f020291, 0x3e020291, 0x3e020291, 0x3d020291, 0x3d020291, 0x3f001a0c, 0x3f001a0c}, + {0x0000a544, 0x44020490, 0x44020490, 0x43020490, 0x43020490, 0x42020490, 0x42020490, 0x43001a0e, 0x43001a0e}, + {0x0000a548, 0x48020492, 0x48020492, 0x47020492, 0x47020492, 0x46020492, 0x46020492, 0x46001812, 0x46001812}, + {0x0000a54c, 0x4c020692, 0x4c020692, 0x4b020692, 0x4b020692, 0x4a020692, 0x4a020692, 0x49001884, 0x49001884}, + {0x0000a550, 0x50020892, 0x50020892, 0x4f020892, 0x4f020892, 0x4e020892, 0x4e020892, 0x4d001e84, 0x4d001e84}, + {0x0000a554, 0x53040891, 0x53040891, 0x53040891, 0x53040891, 0x52040891, 0x52040891, 0x50001e69, 0x50001e69}, + {0x0000a558, 0x58040893, 0x58040893, 0x57040893, 0x57040893, 0x56040893, 0x56040893, 0x550006f4, 0x550006f4}, + {0x0000a55c, 0x5c0408b4, 0x5c0408b4, 0x5a0408b4, 0x5a0408b4, 0x5a0408b4, 0x5a0408b4, 0x59000ad3, 0x59000ad3}, + {0x0000a560, 0x610408b6, 0x610408b6, 0x5e0408b6, 0x5e0408b6, 0x5e0408b6, 0x5e0408b6, 0x5e000ad5, 0x5e000ad5}, + {0x0000a564, 0x670408f6, 0x670408f6, 0x620408f6, 0x620408f6, 0x620408f6, 0x620408f6, 0x61001ced, 0x61001ced}, + {0x0000a568, 0x6a040cf6, 0x6a040cf6, 0x66040cf6, 0x66040cf6, 0x66040cf6, 0x66040cf6, 0x660018d4, 0x660018d4}, + {0x0000a56c, 0x6d040d76, 0x6d040d76, 0x6a040d76, 0x6a040d76, 0x6a040d76, 0x6a040d76, 0x660018d4, 0x660018d4}, + {0x0000a570, 0x70060db6, 0x70060db6, 0x6e060db6, 0x6e060db6, 0x6e060db6, 0x6e060db6, 0x660018d4, 0x660018d4}, + {0x0000a574, 0x730a0df6, 0x730a0df6, 0x720a0df6, 0x720a0df6, 0x720a0df6, 0x720a0df6, 0x660018d4, 0x660018d4}, + {0x0000a578, 0x770a13f6, 0x770a13f6, 0x760a13f6, 0x760a13f6, 0x760a13f6, 0x760a13f6, 0x660018d4, 0x660018d4}, + {0x0000a57c, 0x770a13f6, 0x770a13f6, 0x760a13f6, 0x760a13f6, 0x760a13f6, 0x760a13f6, 0x660018d4, 0x660018d4}, {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x03804000, 0x03804000}, - {0x0000a610, 0x04c08c01, 0x04c08c01, 0x04808b01, 0x04808b01, 0x04808a01, 0x04808a01, 0x0300ca02, 0x0300ca02}, - {0x0000a614, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00000e04, 0x00000e04}, - {0x0000a618, 0x04010c01, 0x04010c01, 0x03c10b01, 0x03c10b01, 0x03810a01, 0x03810a01, 0x03014000, 0x03014000}, - {0x0000a61c, 0x03814e05, 0x03814e05, 0x03414d05, 0x03414d05, 0x03414d05, 0x03414d05, 0x00000000, 0x00000000}, - {0x0000a620, 0x04010303, 0x04010303, 0x03c10303, 0x03c10303, 0x03810303, 0x03810303, 0x00000000, 0x00000000}, - {0x0000a624, 0x03814e05, 0x03814e05, 0x03414d05, 0x03414d05, 0x03414d05, 0x03414d05, 0x03014000, 0x03014000}, - {0x0000a628, 0x00c0c000, 0x00c0c000, 0x00c0c000, 0x00c0c000, 0x00c0c000, 0x00c0c000, 0x03804c05, 0x03804c05}, - {0x0000a62c, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x00c0c303, 0x0701de06, 0x0701de06}, - {0x0000a630, 0x03418000, 0x03418000, 0x03018000, 0x03018000, 0x02c18000, 0x02c18000, 0x07819c07, 0x07819c07}, - {0x0000a634, 0x03815004, 0x03815004, 0x03414f04, 0x03414f04, 0x03414e04, 0x03414e04, 0x0701dc07, 0x0701dc07}, - {0x0000a638, 0x03005302, 0x03005302, 0x02c05202, 0x02c05202, 0x02805202, 0x02805202, 0x0701dc07, 0x0701dc07}, - {0x0000a63c, 0x04c09302, 0x04c09302, 0x04809202, 0x04809202, 0x04809202, 0x04809202, 0x0701dc07, 0x0701dc07}, - {0x0000b2dc, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xfffd5aaa, 0xfffd5aaa}, - {0x0000b2e0, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xfffe9ccc, 0xfffe9ccc}, - {0x0000b2e4, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xffffe0f0, 0xffffe0f0}, + {0x0000a60c, 0x02c04b01, 0x02c04b01, 0x02c04b01, 0x02c04b01, 0x02c04b01, 0x02c04b01, 0x03804000, 0x03804000}, + {0x0000a610, 0x04008b01, 0x04008b01, 0x04008b01, 0x04008b01, 0x03c08b01, 0x03c08b01, 0x0300ca02, 0x0300ca02}, + {0x0000a614, 0x05811403, 0x05811403, 0x05411303, 0x05411303, 0x05411303, 0x05411303, 0x00000e04, 0x00000e04}, + {0x0000a618, 0x05811604, 0x05811604, 0x05411504, 0x05411504, 0x05411504, 0x05411504, 0x03014000, 0x03014000}, + {0x0000a61c, 0x05811604, 0x05811604, 0x05411504, 0x05411504, 0x05411504, 0x05411504, 0x00000000, 0x00000000}, + {0x0000a620, 0x05811604, 0x05811604, 0x05411504, 0x05411504, 0x05411504, 0x05411504, 0x00000000, 0x00000000}, + {0x0000a624, 0x05811604, 0x05811604, 0x05411504, 0x05411504, 0x05411504, 0x05411504, 0x03014000, 0x03014000}, + {0x0000a628, 0x05811604, 0x05811604, 0x05411504, 0x05411504, 0x05411504, 0x05411504, 0x03804c05, 0x03804c05}, + {0x0000a62c, 0x06815604, 0x06815604, 0x06415504, 0x06415504, 0x06015504, 0x06015504, 0x0701de06, 0x0701de06}, + {0x0000a630, 0x07819a05, 0x07819a05, 0x07419905, 0x07419905, 0x07019805, 0x07019805, 0x07819c07, 0x07819c07}, + {0x0000a634, 0x07819e06, 0x07819e06, 0x07419d06, 0x07419d06, 0x07019c06, 0x07019c06, 0x0701dc07, 0x0701dc07}, + {0x0000a638, 0x07819e06, 0x07819e06, 0x07419d06, 0x07419d06, 0x07019c06, 0x07019c06, 0x0701dc07, 0x0701dc07}, + {0x0000a63c, 0x07819e06, 0x07819e06, 0x07419d06, 0x07419d06, 0x07019c06, 0x07019c06, 0x0701dc07, 0x0701dc07}, + {0x0000b2dc, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xfffd5aaa, 0xfffd5aaa}, + {0x0000b2e0, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffe9ccc, 0xfffe9ccc}, + {0x0000b2e4, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffffe0f0, 0xffffe0f0}, {0x0000b2e8, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xfffcff00, 0xfffcff00}, - {0x0000c2dc, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xffffaaaa, 0xfffd5aaa, 0xfffd5aaa}, - {0x0000c2e0, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xffffcccc, 0xfffe9ccc, 0xfffe9ccc}, - {0x0000c2e4, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xfffff0f0, 0xffffe0f0, 0xffffe0f0}, + {0x0000c2dc, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xffff6aaa, 0xfffd5aaa, 0xfffd5aaa}, + {0x0000c2e0, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffdcccc, 0xfffe9ccc, 0xfffe9ccc}, + {0x0000c2e4, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffe3b0f0, 0xffffe0f0, 0xffffe0f0}, {0x0000c2e8, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xffffff00, 0xfffcff00, 0xfffcff00}, {0x00016044, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x010002d4, 0x010002d4}, - {0x00016048, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x66482401, 0x66482401}, + {0x00016048, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401}, {0x00016280, 0x01801e84, 0x01801e84, 0x01801e84, 0x01801e84, 0x01801e84, 0x01801e84, 0x01808e84, 0x01808e84}, {0x00016444, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x010002d4, 0x010002d4}, - {0x00016448, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x66482401, 0x66482401}, + {0x00016448, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401}, {0x00016844, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x056db2d4, 0x010002d4, 0x010002d4}, - {0x00016848, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x62482401, 0x66482401, 0x66482401}, + {0x00016848, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401}, }; static const u32 ar955x_1p0_mac_core[][2] = { @@ -473,266 +474,6 @@ static const u32 ar955x_1p0_mac_core[][2] = { {0x000083d0, 0x8c7901ff}, }; -static const u32 ar955x_1p0_common_rx_gain_table[][2] = { - /* Addr allmodes */ - {0x0000a000, 0x00010000}, - {0x0000a004, 0x00030002}, - {0x0000a008, 0x00050004}, - {0x0000a00c, 0x00810080}, - {0x0000a010, 0x00830082}, - {0x0000a014, 0x01810180}, - {0x0000a018, 0x01830182}, - {0x0000a01c, 0x01850184}, - {0x0000a020, 0x01890188}, - {0x0000a024, 0x018b018a}, - {0x0000a028, 0x018d018c}, - {0x0000a02c, 0x01910190}, - {0x0000a030, 0x01930192}, - {0x0000a034, 0x01950194}, - {0x0000a038, 0x038a0196}, - {0x0000a03c, 0x038c038b}, - {0x0000a040, 0x0390038d}, - {0x0000a044, 0x03920391}, - {0x0000a048, 0x03940393}, - {0x0000a04c, 0x03960395}, - {0x0000a050, 0x00000000}, - {0x0000a054, 0x00000000}, - {0x0000a058, 0x00000000}, - {0x0000a05c, 0x00000000}, - {0x0000a060, 0x00000000}, - {0x0000a064, 0x00000000}, - {0x0000a068, 0x00000000}, - {0x0000a06c, 0x00000000}, - {0x0000a070, 0x00000000}, - {0x0000a074, 0x00000000}, - {0x0000a078, 0x00000000}, - {0x0000a07c, 0x00000000}, - {0x0000a080, 0x22222229}, - {0x0000a084, 0x1d1d1d1d}, - {0x0000a088, 0x1d1d1d1d}, - {0x0000a08c, 0x1d1d1d1d}, - {0x0000a090, 0x171d1d1d}, - {0x0000a094, 0x11111717}, - {0x0000a098, 0x00030311}, - {0x0000a09c, 0x00000000}, - {0x0000a0a0, 0x00000000}, - {0x0000a0a4, 0x00000000}, - {0x0000a0a8, 0x00000000}, - {0x0000a0ac, 0x00000000}, - {0x0000a0b0, 0x00000000}, - {0x0000a0b4, 0x00000000}, - {0x0000a0b8, 0x00000000}, - {0x0000a0bc, 0x00000000}, - {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x01000101}, - {0x0000a0c8, 0x011e011f}, - {0x0000a0cc, 0x011c011d}, - {0x0000a0d0, 0x02030204}, - {0x0000a0d4, 0x02010202}, - {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x0302021e}, - {0x0000a0e0, 0x03000301}, - {0x0000a0e4, 0x031e031f}, - {0x0000a0e8, 0x0402031d}, - {0x0000a0ec, 0x04000401}, - {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x0502041d}, - {0x0000a0f8, 0x05000501}, - {0x0000a0fc, 0x051e051f}, - {0x0000a100, 0x06010602}, - {0x0000a104, 0x061f0600}, - {0x0000a108, 0x061d061e}, - {0x0000a10c, 0x07020703}, - {0x0000a110, 0x07000701}, - {0x0000a114, 0x00000000}, - {0x0000a118, 0x00000000}, - {0x0000a11c, 0x00000000}, - {0x0000a120, 0x00000000}, - {0x0000a124, 0x00000000}, - {0x0000a128, 0x00000000}, - {0x0000a12c, 0x00000000}, - {0x0000a130, 0x00000000}, - {0x0000a134, 0x00000000}, - {0x0000a138, 0x00000000}, - {0x0000a13c, 0x00000000}, - {0x0000a140, 0x001f0000}, - {0x0000a144, 0x01000101}, - {0x0000a148, 0x011e011f}, - {0x0000a14c, 0x011c011d}, - {0x0000a150, 0x02030204}, - {0x0000a154, 0x02010202}, - {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x0302021e}, - {0x0000a160, 0x03000301}, - {0x0000a164, 0x031e031f}, - {0x0000a168, 0x0402031d}, - {0x0000a16c, 0x04000401}, - {0x0000a170, 0x041e041f}, - {0x0000a174, 0x0502041d}, - {0x0000a178, 0x05000501}, - {0x0000a17c, 0x051e051f}, - {0x0000a180, 0x06010602}, - {0x0000a184, 0x061f0600}, - {0x0000a188, 0x061d061e}, - {0x0000a18c, 0x07020703}, - {0x0000a190, 0x07000701}, - {0x0000a194, 0x00000000}, - {0x0000a198, 0x00000000}, - {0x0000a19c, 0x00000000}, - {0x0000a1a0, 0x00000000}, - {0x0000a1a4, 0x00000000}, - {0x0000a1a8, 0x00000000}, - {0x0000a1ac, 0x00000000}, - {0x0000a1b0, 0x00000000}, - {0x0000a1b4, 0x00000000}, - {0x0000a1b8, 0x00000000}, - {0x0000a1bc, 0x00000000}, - {0x0000a1c0, 0x00000000}, - {0x0000a1c4, 0x00000000}, - {0x0000a1c8, 0x00000000}, - {0x0000a1cc, 0x00000000}, - {0x0000a1d0, 0x00000000}, - {0x0000a1d4, 0x00000000}, - {0x0000a1d8, 0x00000000}, - {0x0000a1dc, 0x00000000}, - {0x0000a1e0, 0x00000000}, - {0x0000a1e4, 0x00000000}, - {0x0000a1e8, 0x00000000}, - {0x0000a1ec, 0x00000000}, - {0x0000a1f0, 0x00000396}, - {0x0000a1f4, 0x00000396}, - {0x0000a1f8, 0x00000396}, - {0x0000a1fc, 0x00000196}, - {0x0000b000, 0x00010000}, - {0x0000b004, 0x00030002}, - {0x0000b008, 0x00050004}, - {0x0000b00c, 0x00810080}, - {0x0000b010, 0x00830082}, - {0x0000b014, 0x01810180}, - {0x0000b018, 0x01830182}, - {0x0000b01c, 0x01850184}, - {0x0000b020, 0x02810280}, - {0x0000b024, 0x02830282}, - {0x0000b028, 0x02850284}, - {0x0000b02c, 0x02890288}, - {0x0000b030, 0x028b028a}, - {0x0000b034, 0x0388028c}, - {0x0000b038, 0x038a0389}, - {0x0000b03c, 0x038c038b}, - {0x0000b040, 0x0390038d}, - {0x0000b044, 0x03920391}, - {0x0000b048, 0x03940393}, - {0x0000b04c, 0x03960395}, - {0x0000b050, 0x00000000}, - {0x0000b054, 0x00000000}, - {0x0000b058, 0x00000000}, - {0x0000b05c, 0x00000000}, - {0x0000b060, 0x00000000}, - {0x0000b064, 0x00000000}, - {0x0000b068, 0x00000000}, - {0x0000b06c, 0x00000000}, - {0x0000b070, 0x00000000}, - {0x0000b074, 0x00000000}, - {0x0000b078, 0x00000000}, - {0x0000b07c, 0x00000000}, - {0x0000b080, 0x23232323}, - {0x0000b084, 0x21232323}, - {0x0000b088, 0x19191c1e}, - {0x0000b08c, 0x12141417}, - {0x0000b090, 0x07070e0e}, - {0x0000b094, 0x03030305}, - {0x0000b098, 0x00000003}, - {0x0000b09c, 0x00000000}, - {0x0000b0a0, 0x00000000}, - {0x0000b0a4, 0x00000000}, - {0x0000b0a8, 0x00000000}, - {0x0000b0ac, 0x00000000}, - {0x0000b0b0, 0x00000000}, - {0x0000b0b4, 0x00000000}, - {0x0000b0b8, 0x00000000}, - {0x0000b0bc, 0x00000000}, - {0x0000b0c0, 0x003f0020}, - {0x0000b0c4, 0x00400041}, - {0x0000b0c8, 0x0140005f}, - {0x0000b0cc, 0x0160015f}, - {0x0000b0d0, 0x017e017f}, - {0x0000b0d4, 0x02410242}, - {0x0000b0d8, 0x025f0240}, - {0x0000b0dc, 0x027f0260}, - {0x0000b0e0, 0x0341027e}, - {0x0000b0e4, 0x035f0340}, - {0x0000b0e8, 0x037f0360}, - {0x0000b0ec, 0x04400441}, - {0x0000b0f0, 0x0460045f}, - {0x0000b0f4, 0x0541047f}, - {0x0000b0f8, 0x055f0540}, - {0x0000b0fc, 0x057f0560}, - {0x0000b100, 0x06400641}, - {0x0000b104, 0x0660065f}, - {0x0000b108, 0x067e067f}, - {0x0000b10c, 0x07410742}, - {0x0000b110, 0x075f0740}, - {0x0000b114, 0x077f0760}, - {0x0000b118, 0x07800781}, - {0x0000b11c, 0x07a0079f}, - {0x0000b120, 0x07c107bf}, - {0x0000b124, 0x000007c0}, - {0x0000b128, 0x00000000}, - {0x0000b12c, 0x00000000}, - {0x0000b130, 0x00000000}, - {0x0000b134, 0x00000000}, - {0x0000b138, 0x00000000}, - {0x0000b13c, 0x00000000}, - {0x0000b140, 0x003f0020}, - {0x0000b144, 0x00400041}, - {0x0000b148, 0x0140005f}, - {0x0000b14c, 0x0160015f}, - {0x0000b150, 0x017e017f}, - {0x0000b154, 0x02410242}, - {0x0000b158, 0x025f0240}, - {0x0000b15c, 0x027f0260}, - {0x0000b160, 0x0341027e}, - {0x0000b164, 0x035f0340}, - {0x0000b168, 0x037f0360}, - {0x0000b16c, 0x04400441}, - {0x0000b170, 0x0460045f}, - {0x0000b174, 0x0541047f}, - {0x0000b178, 0x055f0540}, - {0x0000b17c, 0x057f0560}, - {0x0000b180, 0x06400641}, - {0x0000b184, 0x0660065f}, - {0x0000b188, 0x067e067f}, - {0x0000b18c, 0x07410742}, - {0x0000b190, 0x075f0740}, - {0x0000b194, 0x077f0760}, - {0x0000b198, 0x07800781}, - {0x0000b19c, 0x07a0079f}, - {0x0000b1a0, 0x07c107bf}, - {0x0000b1a4, 0x000007c0}, - {0x0000b1a8, 0x00000000}, - {0x0000b1ac, 0x00000000}, - {0x0000b1b0, 0x00000000}, - {0x0000b1b4, 0x00000000}, - {0x0000b1b8, 0x00000000}, - {0x0000b1bc, 0x00000000}, - {0x0000b1c0, 0x00000000}, - {0x0000b1c4, 0x00000000}, - {0x0000b1c8, 0x00000000}, - {0x0000b1cc, 0x00000000}, - {0x0000b1d0, 0x00000000}, - {0x0000b1d4, 0x00000000}, - {0x0000b1d8, 0x00000000}, - {0x0000b1dc, 0x00000000}, - {0x0000b1e0, 0x00000000}, - {0x0000b1e4, 0x00000000}, - {0x0000b1e8, 0x00000000}, - {0x0000b1ec, 0x00000000}, - {0x0000b1f0, 0x00000396}, - {0x0000b1f4, 0x00000396}, - {0x0000b1f8, 0x00000396}, - {0x0000b1fc, 0x00000196}, -}; - static const u32 ar955x_1p0_baseband_core[][2] = { /* Addr allmodes */ {0x00009800, 0xafe68e30}, @@ -846,7 +587,7 @@ static const u32 ar955x_1p0_baseband_core[][2] = { {0x0000a44c, 0x00000001}, {0x0000a450, 0x00010000}, {0x0000a458, 0x00000000}, - {0x0000a644, 0x3fad9d74}, + {0x0000a644, 0xbfad9d74}, {0x0000a648, 0x0048060a}, {0x0000a64c, 0x00003c37}, {0x0000a670, 0x03020100}, @@ -891,266 +632,6 @@ static const u32 ar955x_1p0_baseband_core[][2] = { {0x0000c420, 0x00000000}, }; -static const u32 ar955x_1p0_common_wo_xlna_rx_gain_table[][2] = { - /* Addr allmodes */ - {0x0000a000, 0x00010000}, - {0x0000a004, 0x00030002}, - {0x0000a008, 0x00050004}, - {0x0000a00c, 0x00810080}, - {0x0000a010, 0x00830082}, - {0x0000a014, 0x01810180}, - {0x0000a018, 0x01830182}, - {0x0000a01c, 0x01850184}, - {0x0000a020, 0x01890188}, - {0x0000a024, 0x018b018a}, - {0x0000a028, 0x018d018c}, - {0x0000a02c, 0x03820190}, - {0x0000a030, 0x03840383}, - {0x0000a034, 0x03880385}, - {0x0000a038, 0x038a0389}, - {0x0000a03c, 0x038c038b}, - {0x0000a040, 0x0390038d}, - {0x0000a044, 0x03920391}, - {0x0000a048, 0x03940393}, - {0x0000a04c, 0x03960395}, - {0x0000a050, 0x00000000}, - {0x0000a054, 0x00000000}, - {0x0000a058, 0x00000000}, - {0x0000a05c, 0x00000000}, - {0x0000a060, 0x00000000}, - {0x0000a064, 0x00000000}, - {0x0000a068, 0x00000000}, - {0x0000a06c, 0x00000000}, - {0x0000a070, 0x00000000}, - {0x0000a074, 0x00000000}, - {0x0000a078, 0x00000000}, - {0x0000a07c, 0x00000000}, - {0x0000a080, 0x29292929}, - {0x0000a084, 0x29292929}, - {0x0000a088, 0x29292929}, - {0x0000a08c, 0x29292929}, - {0x0000a090, 0x22292929}, - {0x0000a094, 0x1d1d2222}, - {0x0000a098, 0x0c111117}, - {0x0000a09c, 0x00030303}, - {0x0000a0a0, 0x00000000}, - {0x0000a0a4, 0x00000000}, - {0x0000a0a8, 0x00000000}, - {0x0000a0ac, 0x00000000}, - {0x0000a0b0, 0x00000000}, - {0x0000a0b4, 0x00000000}, - {0x0000a0b8, 0x00000000}, - {0x0000a0bc, 0x00000000}, - {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x01000101}, - {0x0000a0c8, 0x011e011f}, - {0x0000a0cc, 0x011c011d}, - {0x0000a0d0, 0x02030204}, - {0x0000a0d4, 0x02010202}, - {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x0302021e}, - {0x0000a0e0, 0x03000301}, - {0x0000a0e4, 0x031e031f}, - {0x0000a0e8, 0x0402031d}, - {0x0000a0ec, 0x04000401}, - {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x0502041d}, - {0x0000a0f8, 0x05000501}, - {0x0000a0fc, 0x051e051f}, - {0x0000a100, 0x06010602}, - {0x0000a104, 0x061f0600}, - {0x0000a108, 0x061d061e}, - {0x0000a10c, 0x07020703}, - {0x0000a110, 0x07000701}, - {0x0000a114, 0x00000000}, - {0x0000a118, 0x00000000}, - {0x0000a11c, 0x00000000}, - {0x0000a120, 0x00000000}, - {0x0000a124, 0x00000000}, - {0x0000a128, 0x00000000}, - {0x0000a12c, 0x00000000}, - {0x0000a130, 0x00000000}, - {0x0000a134, 0x00000000}, - {0x0000a138, 0x00000000}, - {0x0000a13c, 0x00000000}, - {0x0000a140, 0x001f0000}, - {0x0000a144, 0x01000101}, - {0x0000a148, 0x011e011f}, - {0x0000a14c, 0x011c011d}, - {0x0000a150, 0x02030204}, - {0x0000a154, 0x02010202}, - {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x0302021e}, - {0x0000a160, 0x03000301}, - {0x0000a164, 0x031e031f}, - {0x0000a168, 0x0402031d}, - {0x0000a16c, 0x04000401}, - {0x0000a170, 0x041e041f}, - {0x0000a174, 0x0502041d}, - {0x0000a178, 0x05000501}, - {0x0000a17c, 0x051e051f}, - {0x0000a180, 0x06010602}, - {0x0000a184, 0x061f0600}, - {0x0000a188, 0x061d061e}, - {0x0000a18c, 0x07020703}, - {0x0000a190, 0x07000701}, - {0x0000a194, 0x00000000}, - {0x0000a198, 0x00000000}, - {0x0000a19c, 0x00000000}, - {0x0000a1a0, 0x00000000}, - {0x0000a1a4, 0x00000000}, - {0x0000a1a8, 0x00000000}, - {0x0000a1ac, 0x00000000}, - {0x0000a1b0, 0x00000000}, - {0x0000a1b4, 0x00000000}, - {0x0000a1b8, 0x00000000}, - {0x0000a1bc, 0x00000000}, - {0x0000a1c0, 0x00000000}, - {0x0000a1c4, 0x00000000}, - {0x0000a1c8, 0x00000000}, - {0x0000a1cc, 0x00000000}, - {0x0000a1d0, 0x00000000}, - {0x0000a1d4, 0x00000000}, - {0x0000a1d8, 0x00000000}, - {0x0000a1dc, 0x00000000}, - {0x0000a1e0, 0x00000000}, - {0x0000a1e4, 0x00000000}, - {0x0000a1e8, 0x00000000}, - {0x0000a1ec, 0x00000000}, - {0x0000a1f0, 0x00000396}, - {0x0000a1f4, 0x00000396}, - {0x0000a1f8, 0x00000396}, - {0x0000a1fc, 0x00000196}, - {0x0000b000, 0x00010000}, - {0x0000b004, 0x00030002}, - {0x0000b008, 0x00050004}, - {0x0000b00c, 0x00810080}, - {0x0000b010, 0x00830082}, - {0x0000b014, 0x01810180}, - {0x0000b018, 0x01830182}, - {0x0000b01c, 0x01850184}, - {0x0000b020, 0x02810280}, - {0x0000b024, 0x02830282}, - {0x0000b028, 0x02850284}, - {0x0000b02c, 0x02890288}, - {0x0000b030, 0x028b028a}, - {0x0000b034, 0x0388028c}, - {0x0000b038, 0x038a0389}, - {0x0000b03c, 0x038c038b}, - {0x0000b040, 0x0390038d}, - {0x0000b044, 0x03920391}, - {0x0000b048, 0x03940393}, - {0x0000b04c, 0x03960395}, - {0x0000b050, 0x00000000}, - {0x0000b054, 0x00000000}, - {0x0000b058, 0x00000000}, - {0x0000b05c, 0x00000000}, - {0x0000b060, 0x00000000}, - {0x0000b064, 0x00000000}, - {0x0000b068, 0x00000000}, - {0x0000b06c, 0x00000000}, - {0x0000b070, 0x00000000}, - {0x0000b074, 0x00000000}, - {0x0000b078, 0x00000000}, - {0x0000b07c, 0x00000000}, - {0x0000b080, 0x32323232}, - {0x0000b084, 0x2f2f3232}, - {0x0000b088, 0x23282a2d}, - {0x0000b08c, 0x1c1e2123}, - {0x0000b090, 0x14171919}, - {0x0000b094, 0x0e0e1214}, - {0x0000b098, 0x03050707}, - {0x0000b09c, 0x00030303}, - {0x0000b0a0, 0x00000000}, - {0x0000b0a4, 0x00000000}, - {0x0000b0a8, 0x00000000}, - {0x0000b0ac, 0x00000000}, - {0x0000b0b0, 0x00000000}, - {0x0000b0b4, 0x00000000}, - {0x0000b0b8, 0x00000000}, - {0x0000b0bc, 0x00000000}, - {0x0000b0c0, 0x003f0020}, - {0x0000b0c4, 0x00400041}, - {0x0000b0c8, 0x0140005f}, - {0x0000b0cc, 0x0160015f}, - {0x0000b0d0, 0x017e017f}, - {0x0000b0d4, 0x02410242}, - {0x0000b0d8, 0x025f0240}, - {0x0000b0dc, 0x027f0260}, - {0x0000b0e0, 0x0341027e}, - {0x0000b0e4, 0x035f0340}, - {0x0000b0e8, 0x037f0360}, - {0x0000b0ec, 0x04400441}, - {0x0000b0f0, 0x0460045f}, - {0x0000b0f4, 0x0541047f}, - {0x0000b0f8, 0x055f0540}, - {0x0000b0fc, 0x057f0560}, - {0x0000b100, 0x06400641}, - {0x0000b104, 0x0660065f}, - {0x0000b108, 0x067e067f}, - {0x0000b10c, 0x07410742}, - {0x0000b110, 0x075f0740}, - {0x0000b114, 0x077f0760}, - {0x0000b118, 0x07800781}, - {0x0000b11c, 0x07a0079f}, - {0x0000b120, 0x07c107bf}, - {0x0000b124, 0x000007c0}, - {0x0000b128, 0x00000000}, - {0x0000b12c, 0x00000000}, - {0x0000b130, 0x00000000}, - {0x0000b134, 0x00000000}, - {0x0000b138, 0x00000000}, - {0x0000b13c, 0x00000000}, - {0x0000b140, 0x003f0020}, - {0x0000b144, 0x00400041}, - {0x0000b148, 0x0140005f}, - {0x0000b14c, 0x0160015f}, - {0x0000b150, 0x017e017f}, - {0x0000b154, 0x02410242}, - {0x0000b158, 0x025f0240}, - {0x0000b15c, 0x027f0260}, - {0x0000b160, 0x0341027e}, - {0x0000b164, 0x035f0340}, - {0x0000b168, 0x037f0360}, - {0x0000b16c, 0x04400441}, - {0x0000b170, 0x0460045f}, - {0x0000b174, 0x0541047f}, - {0x0000b178, 0x055f0540}, - {0x0000b17c, 0x057f0560}, - {0x0000b180, 0x06400641}, - {0x0000b184, 0x0660065f}, - {0x0000b188, 0x067e067f}, - {0x0000b18c, 0x07410742}, - {0x0000b190, 0x075f0740}, - {0x0000b194, 0x077f0760}, - {0x0000b198, 0x07800781}, - {0x0000b19c, 0x07a0079f}, - {0x0000b1a0, 0x07c107bf}, - {0x0000b1a4, 0x000007c0}, - {0x0000b1a8, 0x00000000}, - {0x0000b1ac, 0x00000000}, - {0x0000b1b0, 0x00000000}, - {0x0000b1b4, 0x00000000}, - {0x0000b1b8, 0x00000000}, - {0x0000b1bc, 0x00000000}, - {0x0000b1c0, 0x00000000}, - {0x0000b1c4, 0x00000000}, - {0x0000b1c8, 0x00000000}, - {0x0000b1cc, 0x00000000}, - {0x0000b1d0, 0x00000000}, - {0x0000b1d4, 0x00000000}, - {0x0000b1d8, 0x00000000}, - {0x0000b1dc, 0x00000000}, - {0x0000b1e0, 0x00000000}, - {0x0000b1e4, 0x00000000}, - {0x0000b1e8, 0x00000000}, - {0x0000b1ec, 0x00000000}, - {0x0000b1f0, 0x00000396}, - {0x0000b1f4, 0x00000396}, - {0x0000b1f8, 0x00000396}, - {0x0000b1fc, 0x00000196}, -}; - static const u32 ar955x_1p0_soc_preamble[][2] = { /* Addr allmodes */ {0x00007000, 0x00000000}, @@ -1263,11 +744,6 @@ static const u32 ar955x_1p0_modes_no_xpa_tx_gain_table[][9] = { {0x00016848, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401, 0x66482401}, }; -static const u32 ar955x_1p0_soc_postamble[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00007010, 0x00000023, 0x00000023, 0x00000023, 0x00000023}, -}; - static const u32 ar955x_1p0_modes_fast_clock[][3] = { /* Addr 5G_HT20 5G_HT40 */ {0x00001030, 0x00000268, 0x000004d0}, @@ -1277,7 +753,7 @@ static const u32 ar955x_1p0_modes_fast_clock[][3] = { {0x0000801c, 0x148ec02b, 0x148ec057}, {0x00008318, 0x000044c0, 0x00008980}, {0x00009e00, 0x0372131c, 0x0372131c}, - {0x0000a230, 0x0000000b, 0x00000016}, + {0x0000a230, 0x0000400b, 0x00004016}, {0x0000a254, 0x00000898, 0x00001130}, }; diff --git a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h index 0c2ac0c6dc8..10d4a6cb1c3 100644 --- a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h @@ -20,6 +20,12 @@ /* AR9565 1.0 */ +#define ar9565_1p0_mac_postamble ar9331_1p1_mac_postamble + +#define ar9565_1p0_Modes_lowest_ob_db_tx_gain_table ar9565_1p0_modes_low_ob_db_tx_gain_table + +#define ar9565_1p0_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + static const u32 ar9565_1p0_mac_core[][2] = { /* Addr allmodes */ {0x00000008, 0x00000000}, @@ -182,18 +188,6 @@ static const u32 ar9565_1p0_mac_core[][2] = { {0x000083d0, 0x800301ff}, }; -static const u32 ar9565_1p0_mac_postamble[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160}, - {0x00001070, 0x00000168, 0x000002d0, 0x00000318, 0x0000018c}, - {0x000010b0, 0x00000e60, 0x00001cc0, 0x00007c70, 0x00003e38}, - {0x00008014, 0x03e803e8, 0x07d007d0, 0x10801600, 0x08400b00}, - {0x0000801c, 0x128d8027, 0x128d804f, 0x12e00057, 0x12e0002b}, - {0x00008120, 0x08f04800, 0x08f04800, 0x08f04810, 0x08f04810}, - {0x000081d0, 0x00003210, 0x00003210, 0x0000320a, 0x0000320a}, - {0x00008318, 0x00003e80, 0x00007d00, 0x00006880, 0x00003440}, -}; - static const u32 ar9565_1p0_baseband_core[][2] = { /* Addr allmodes */ {0x00009800, 0xafe68e30}, @@ -233,9 +227,9 @@ static const u32 ar9565_1p0_baseband_core[][2] = { {0x00009d10, 0x01834061}, {0x00009d14, 0x00c00400}, {0x00009d18, 0x00000000}, - {0x00009e08, 0x0078230c}, - {0x00009e24, 0x990bb515}, - {0x00009e28, 0x126f0000}, + {0x00009e08, 0x0038230c}, + {0x00009e24, 0x9907b515}, + {0x00009e28, 0x126f0600}, {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, @@ -272,9 +266,9 @@ static const u32 ar9565_1p0_baseband_core[][2] = { {0x0000a398, 0x001f0e0f}, {0x0000a39c, 0x0075393f}, {0x0000a3a0, 0xb79f6427}, - {0x0000a3a4, 0x00000000}, - {0x0000a3a8, 0xaaaaaaaa}, - {0x0000a3ac, 0x3c466478}, + {0x0000a3a4, 0x00000011}, + {0x0000a3a8, 0xaaaaaa6e}, + {0x0000a3ac, 0x3c466455}, {0x0000a3c0, 0x20202020}, {0x0000a3c4, 0x22222220}, {0x0000a3c8, 0x20200020}, @@ -295,11 +289,11 @@ static const u32 ar9565_1p0_baseband_core[][2] = { {0x0000a404, 0x00000000}, {0x0000a408, 0x0e79e5c6}, {0x0000a40c, 0x00820820}, - {0x0000a414, 0x1ce739ce}, + {0x0000a414, 0x1ce739c5}, {0x0000a418, 0x2d001dce}, - {0x0000a41c, 0x1ce739ce}, + {0x0000a41c, 0x1ce739c5}, {0x0000a420, 0x000001ce}, - {0x0000a424, 0x1ce739ce}, + {0x0000a424, 0x1ce739c5}, {0x0000a428, 0x000001ce}, {0x0000a42c, 0x1ce739ce}, {0x0000a430, 0x1ce739ce}, @@ -337,7 +331,7 @@ static const u32 ar9565_1p0_baseband_core[][2] = { static const u32 ar9565_1p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a800d}, + {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8005, 0xd00a8009}, {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a01ae}, {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x63c640da}, {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x09143c81}, @@ -345,15 +339,15 @@ static const u32 ar9565_1p0_baseband_postamble[][5] = { {0x00009830, 0x0000059c, 0x0000059c, 0x0000059c, 0x0000059c}, {0x00009c00, 0x000000c4, 0x000000c4, 0x000000c4, 0x000000c4}, {0x00009e00, 0x0372111a, 0x0372111a, 0x037216a0, 0x037216a0}, - {0x00009e04, 0x00802020, 0x00802020, 0x00802020, 0x00802020}, - {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000d8}, - {0x00009e10, 0x7ec88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec86d2e}, + {0x00009e04, 0x00802020, 0x00802020, 0x00142020, 0x00142020}, + {0x00009e0c, 0x6c4000e2, 0x6d4000e2, 0x6d4000e2, 0x6c4000e2}, + {0x00009e10, 0x7ec88d2e, 0x7ec88d2e, 0x7ec84d2e, 0x7ec84d2e}, {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3379605e, 0x33795d5e}, {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, + {0x00009e20, 0x000003b5, 0x000003b5, 0x000003a4, 0x000003a4}, {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, - {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946222, 0xcf946222}, + {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946220, 0xcf946220}, {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, @@ -450,6 +444,9 @@ static const u32 ar9565_1p0_soc_postamble[][5] = { static const u32 ar9565_1p0_Common_rx_gain_table[][2] = { /* Addr allmodes */ + {0x00004050, 0x00300300}, + {0x0000406c, 0x00100000}, + {0x00009e20, 0x000003b6}, {0x0000a000, 0x00010000}, {0x0000a004, 0x00030002}, {0x0000a008, 0x00050004}, @@ -498,27 +495,27 @@ static const u32 ar9565_1p0_Common_rx_gain_table[][2] = { {0x0000a0b4, 0x00000000}, {0x0000a0b8, 0x00000000}, {0x0000a0bc, 0x00000000}, - {0x0000a0c0, 0x001f0000}, - {0x0000a0c4, 0x01000101}, - {0x0000a0c8, 0x011e011f}, - {0x0000a0cc, 0x011c011d}, - {0x0000a0d0, 0x02030204}, - {0x0000a0d4, 0x02010202}, - {0x0000a0d8, 0x021f0200}, - {0x0000a0dc, 0x0302021e}, - {0x0000a0e0, 0x03000301}, - {0x0000a0e4, 0x031e031f}, - {0x0000a0e8, 0x0402031d}, - {0x0000a0ec, 0x04000401}, - {0x0000a0f0, 0x041e041f}, - {0x0000a0f4, 0x0502041d}, - {0x0000a0f8, 0x05000501}, - {0x0000a0fc, 0x051e051f}, - {0x0000a100, 0x06010602}, - {0x0000a104, 0x061f0600}, - {0x0000a108, 0x061d061e}, - {0x0000a10c, 0x07020703}, - {0x0000a110, 0x07000701}, + {0x0000a0c0, 0x00bf00a0}, + {0x0000a0c4, 0x11a011a1}, + {0x0000a0c8, 0x11be11bf}, + {0x0000a0cc, 0x11bc11bd}, + {0x0000a0d0, 0x22632264}, + {0x0000a0d4, 0x22612262}, + {0x0000a0d8, 0x227f2260}, + {0x0000a0dc, 0x4322227e}, + {0x0000a0e0, 0x43204321}, + {0x0000a0e4, 0x433e433f}, + {0x0000a0e8, 0x4462433d}, + {0x0000a0ec, 0x44604461}, + {0x0000a0f0, 0x447e447f}, + {0x0000a0f4, 0x5582447d}, + {0x0000a0f8, 0x55805581}, + {0x0000a0fc, 0x559e559f}, + {0x0000a100, 0x66816682}, + {0x0000a104, 0x669f6680}, + {0x0000a108, 0x669d669e}, + {0x0000a10c, 0x77627763}, + {0x0000a110, 0x77607761}, {0x0000a114, 0x00000000}, {0x0000a118, 0x00000000}, {0x0000a11c, 0x00000000}, @@ -530,27 +527,27 @@ static const u32 ar9565_1p0_Common_rx_gain_table[][2] = { {0x0000a134, 0x00000000}, {0x0000a138, 0x00000000}, {0x0000a13c, 0x00000000}, - {0x0000a140, 0x001f0000}, - {0x0000a144, 0x01000101}, - {0x0000a148, 0x011e011f}, - {0x0000a14c, 0x011c011d}, - {0x0000a150, 0x02030204}, - {0x0000a154, 0x02010202}, - {0x0000a158, 0x021f0200}, - {0x0000a15c, 0x0302021e}, - {0x0000a160, 0x03000301}, - {0x0000a164, 0x031e031f}, - {0x0000a168, 0x0402031d}, - {0x0000a16c, 0x04000401}, - {0x0000a170, 0x041e041f}, - {0x0000a174, 0x0502041d}, - {0x0000a178, 0x05000501}, - {0x0000a17c, 0x051e051f}, - {0x0000a180, 0x06010602}, - {0x0000a184, 0x061f0600}, - {0x0000a188, 0x061d061e}, - {0x0000a18c, 0x07020703}, - {0x0000a190, 0x07000701}, + {0x0000a140, 0x00bf00a0}, + {0x0000a144, 0x11a011a1}, + {0x0000a148, 0x11be11bf}, + {0x0000a14c, 0x11bc11bd}, + {0x0000a150, 0x22632264}, + {0x0000a154, 0x22612262}, + {0x0000a158, 0x227f2260}, + {0x0000a15c, 0x4322227e}, + {0x0000a160, 0x43204321}, + {0x0000a164, 0x433e433f}, + {0x0000a168, 0x4462433d}, + {0x0000a16c, 0x44604461}, + {0x0000a170, 0x447e447f}, + {0x0000a174, 0x5582447d}, + {0x0000a178, 0x55805581}, + {0x0000a17c, 0x559e559f}, + {0x0000a180, 0x66816682}, + {0x0000a184, 0x669f6680}, + {0x0000a188, 0x669d669e}, + {0x0000a18c, 0x77e677e7}, + {0x0000a190, 0x77e477e5}, {0x0000a194, 0x00000000}, {0x0000a198, 0x00000000}, {0x0000a19c, 0x00000000}, @@ -708,69 +705,9 @@ static const u32 ar9565_1p0_Common_rx_gain_table[][2] = { {0x0000b1fc, 0x00000196}, }; -static const u32 ar9565_1p0_Modes_lowest_ob_db_tx_gain_table[][5] = { - /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ - {0x0000a2dc, 0xfc0a9380, 0xfc0a9380, 0xfdab5b52, 0xfdab5b52}, - {0x0000a2e0, 0xffecec00, 0xffecec00, 0xfd339c84, 0xfd339c84}, - {0x0000a2e4, 0xfc0f0000, 0xfc0f0000, 0xfec3e000, 0xfec3e000}, - {0x0000a2e8, 0xfc100000, 0xfc100000, 0xfffc0000, 0xfffc0000}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, - {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, - {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, - {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, - {0x0000a510, 0x16000220, 0x16000220, 0x0f000202, 0x0f000202}, - {0x0000a514, 0x1c000223, 0x1c000223, 0x12000400, 0x12000400}, - {0x0000a518, 0x21020220, 0x21020220, 0x16000402, 0x16000402}, - {0x0000a51c, 0x27020223, 0x27020223, 0x19000404, 0x19000404}, - {0x0000a520, 0x2b022220, 0x2b022220, 0x1c000603, 0x1c000603}, - {0x0000a524, 0x2f022222, 0x2f022222, 0x21000a02, 0x21000a02}, - {0x0000a528, 0x34022225, 0x34022225, 0x25000a04, 0x25000a04}, - {0x0000a52c, 0x3a02222a, 0x3a02222a, 0x28000a20, 0x28000a20}, - {0x0000a530, 0x3e02222c, 0x3e02222c, 0x2c000e20, 0x2c000e20}, - {0x0000a534, 0x4202242a, 0x4202242a, 0x30000e22, 0x30000e22}, - {0x0000a538, 0x4702244a, 0x4702244a, 0x34000e24, 0x34000e24}, - {0x0000a53c, 0x4b02244c, 0x4b02244c, 0x38001640, 0x38001640}, - {0x0000a540, 0x4e02246c, 0x4e02246c, 0x3c001660, 0x3c001660}, - {0x0000a544, 0x5302266c, 0x5302266c, 0x3f001861, 0x3f001861}, - {0x0000a548, 0x5702286c, 0x5702286c, 0x43001a81, 0x43001a81}, - {0x0000a54c, 0x5c04286b, 0x5c04286b, 0x47001a83, 0x47001a83}, - {0x0000a550, 0x61042a6c, 0x61042a6c, 0x4a001c84, 0x4a001c84}, - {0x0000a554, 0x66062a6c, 0x66062a6c, 0x4e001ce3, 0x4e001ce3}, - {0x0000a558, 0x6b062e6c, 0x6b062e6c, 0x52001ce5, 0x52001ce5}, - {0x0000a55c, 0x7006308c, 0x7006308c, 0x56001ce9, 0x56001ce9}, - {0x0000a560, 0x730a308a, 0x730a308a, 0x5a001ceb, 0x5a001ceb}, - {0x0000a564, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a568, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a56c, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a570, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a574, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a578, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a57c, 0x770a308c, 0x770a308c, 0x5d001eec, 0x5d001eec}, - {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a614, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a618, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a61c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a620, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a624, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a628, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a62c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a630, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a634, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a638, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a63c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x00016044, 0x012482d4, 0x012482d4, 0x012482d4, 0x012482d4}, - {0x00016048, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x00016054, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, -}; - static const u32 ar9565_1p0_pciephy_clkreq_disable_L1[][2] = { /* Addr allmodes */ - {0x00018c00, 0x18213ede}, + {0x00018c00, 0x18212ede}, {0x00018c04, 0x000801d8}, {0x00018c08, 0x0003780c}, }; @@ -889,8 +826,8 @@ static const u32 ar9565_1p0_common_wo_xlna_rx_gain_table[][2] = { {0x0000a180, 0x66816682}, {0x0000a184, 0x669f6680}, {0x0000a188, 0x669d669e}, - {0x0000a18c, 0x77627763}, - {0x0000a190, 0x77607761}, + {0x0000a18c, 0x77e677e7}, + {0x0000a190, 0x77e477e5}, {0x0000a194, 0x00000000}, {0x0000a198, 0x00000000}, {0x0000a19c, 0x00000000}, @@ -1114,7 +1051,7 @@ static const u32 ar9565_1p0_modes_high_ob_db_tx_gain_table[][5] = { {0x0000a2e0, 0xffecec00, 0xffecec00, 0xfd339c84, 0xfd339c84}, {0x0000a2e4, 0xfc0f0000, 0xfc0f0000, 0xfec3e000, 0xfec3e000}, {0x0000a2e8, 0xfc100000, 0xfc100000, 0xfffc0000, 0xfffc0000}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050df, 0x000050df}, {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, {0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002}, {0x0000a508, 0x0b022220, 0x0b022220, 0x08000004, 0x08000004}, @@ -1140,13 +1077,13 @@ static const u32 ar9565_1p0_modes_high_ob_db_tx_gain_table[][5] = { {0x0000a558, 0x69027f56, 0x69027f56, 0x53001ce5, 0x53001ce5}, {0x0000a55c, 0x6d029f56, 0x6d029f56, 0x57001ce9, 0x57001ce9}, {0x0000a560, 0x73049f56, 0x73049f56, 0x5b001ceb, 0x5b001ceb}, - {0x0000a564, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a568, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a56c, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a570, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a574, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a578, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, - {0x0000a57c, 0x7804ff56, 0x7804ff56, 0x5d001eec, 0x5d001eec}, + {0x0000a564, 0x7804ff56, 0x7804ff56, 0x60001cf0, 0x60001cf0}, + {0x0000a568, 0x7804ff56, 0x7804ff56, 0x61001cf1, 0x61001cf1}, + {0x0000a56c, 0x7804ff56, 0x7804ff56, 0x62001cf2, 0x62001cf2}, + {0x0000a570, 0x7804ff56, 0x7804ff56, 0x63001cf3, 0x63001cf3}, + {0x0000a574, 0x7804ff56, 0x7804ff56, 0x64001cf4, 0x64001cf4}, + {0x0000a578, 0x7804ff56, 0x7804ff56, 0x66001ff6, 0x66001ff6}, + {0x0000a57c, 0x7804ff56, 0x7804ff56, 0x66001ff6, 0x66001ff6}, {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -1174,7 +1111,7 @@ static const u32 ar9565_1p0_modes_high_power_tx_gain_table[][5] = { {0x0000a2e0, 0xffecec00, 0xffecec00, 0xfd339c84, 0xfd339c84}, {0x0000a2e4, 0xfc0f0000, 0xfc0f0000, 0xfec3e000, 0xfec3e000}, {0x0000a2e8, 0xfc100000, 0xfc100000, 0xfffc0000, 0xfffc0000}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050df, 0x000050df}, {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000}, {0x0000a504, 0x06002223, 0x06002223, 0x04000002, 0x04000002}, {0x0000a508, 0x0a022220, 0x0a022220, 0x08000004, 0x08000004}, @@ -1200,13 +1137,13 @@ static const u32 ar9565_1p0_modes_high_power_tx_gain_table[][5] = { {0x0000a558, 0x66027f56, 0x66027f56, 0x4c001ce5, 0x4c001ce5}, {0x0000a55c, 0x6a029f56, 0x6a029f56, 0x50001ce9, 0x50001ce9}, {0x0000a560, 0x70049f56, 0x70049f56, 0x54001ceb, 0x54001ceb}, - {0x0000a564, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a568, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a56c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a570, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a574, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a578, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, - {0x0000a57c, 0x7504ff56, 0x7504ff56, 0x56001eec, 0x56001eec}, + {0x0000a564, 0x7504ff56, 0x7504ff56, 0x59001cf0, 0x59001cf0}, + {0x0000a568, 0x7504ff56, 0x7504ff56, 0x5a001cf1, 0x5a001cf1}, + {0x0000a56c, 0x7504ff56, 0x7504ff56, 0x5b001cf2, 0x5b001cf2}, + {0x0000a570, 0x7504ff56, 0x7504ff56, 0x5c001cf3, 0x5c001cf3}, + {0x0000a574, 0x7504ff56, 0x7504ff56, 0x5d001cf4, 0x5d001cf4}, + {0x0000a578, 0x7504ff56, 0x7504ff56, 0x5f001ff6, 0x5f001ff6}, + {0x0000a57c, 0x7504ff56, 0x7504ff56, 0x5f001ff6, 0x5f001ff6}, {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, diff --git a/drivers/net/wireless/ath/ath9k/ar9565_1p1_initvals.h b/drivers/net/wireless/ath/ath9k/ar9565_1p1_initvals.h new file mode 100644 index 00000000000..56810539971 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar9565_1p1_initvals.h @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2010-2011 Atheros Communications Inc. + * Copyright (c) 2011-2012 Qualcomm Atheros Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef INITVALS_9565_1P1_H +#define INITVALS_9565_1P1_H + +/* AR9565 1.1 */ + +#define ar9565_1p1_mac_core ar9565_1p0_mac_core + +#define ar9565_1p1_mac_postamble ar9565_1p0_mac_postamble + +#define ar9565_1p1_baseband_core ar9565_1p0_baseband_core + +#define ar9565_1p1_baseband_postamble ar9565_1p0_baseband_postamble + +#define ar9565_1p1_radio_core ar9565_1p0_radio_core + +#define ar9565_1p1_soc_preamble ar9565_1p0_soc_preamble + +#define ar9565_1p1_soc_postamble ar9565_1p0_soc_postamble + +#define ar9565_1p1_Common_rx_gain_table ar9565_1p0_Common_rx_gain_table + +#define ar9565_1p1_Modes_lowest_ob_db_tx_gain_table ar9565_1p0_Modes_lowest_ob_db_tx_gain_table + +#define ar9565_1p1_pciephy_clkreq_disable_L1 ar9565_1p0_pciephy_clkreq_disable_L1 + +#define ar9565_1p1_modes_fast_clock ar9565_1p0_modes_fast_clock + +#define ar9565_1p1_common_wo_xlna_rx_gain_table ar9565_1p0_common_wo_xlna_rx_gain_table + +#define ar9565_1p1_modes_low_ob_db_tx_gain_table ar9565_1p0_modes_low_ob_db_tx_gain_table + +#define ar9565_1p1_modes_high_ob_db_tx_gain_table ar9565_1p0_modes_high_ob_db_tx_gain_table + +#define ar9565_1p1_modes_high_power_tx_gain_table ar9565_1p0_modes_high_power_tx_gain_table + +#define ar9565_1p1_baseband_core_txfir_coeff_japan_2484 ar9565_1p0_baseband_core_txfir_coeff_japan_2484 + +static const u32 ar9565_1p1_radio_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0001609c, 0x0b8ee524, 0x0b8ee524, 0x0b8ee524, 0x0b8ee524}, + {0x000160ac, 0xa4646c08, 0xa4646c08, 0x24645808, 0x24645808}, + {0x000160b0, 0x01d67f70, 0x01d67f70, 0x01d67f70, 0x01d67f70}, + {0x0001610c, 0x40000000, 0x40000000, 0x40000000, 0x40000000}, + {0x00016140, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, +}; + +#endif /* INITVALS_9565_1P1_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h index 6e1915aee71..a5ca65240af 100644 --- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h @@ -20,18 +20,34 @@ /* AR9580 1.0 */ +#define ar9580_1p0_soc_preamble ar9300_2p2_soc_preamble + +#define ar9580_1p0_soc_postamble ar9300_2p2_soc_postamble + +#define ar9580_1p0_radio_core ar9300_2p2_radio_core + +#define ar9580_1p0_mac_postamble ar9300_2p2_mac_postamble + +#define ar9580_1p0_wo_xlna_rx_gain_table ar9300Common_wo_xlna_rx_gain_table_2p2 + +#define ar9580_1p0_type5_tx_gain_table ar9300Modes_type5_tx_gain_table_2p2 + +#define ar9580_1p0_high_ob_db_tx_gain_table ar9300Modes_high_ob_db_tx_gain_table_2p2 + #define ar9580_1p0_modes_fast_clock ar9300Modes_fast_clock_2p2 +#define ar9580_1p0_baseband_core_txfir_coeff_japan_2484 ar9300_2p2_baseband_core_txfir_coeff_japan_2484 + static const u32 ar9580_1p0_radio_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x0001609c, 0x0dd08f29, 0x0dd08f29, 0x0b283f31, 0x0b283f31}, {0x000160ac, 0xa4653c00, 0xa4653c00, 0x24652800, 0x24652800}, {0x000160b0, 0x03284f3e, 0x03284f3e, 0x05d08f20, 0x05d08f20}, - {0x0001610c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0001610c, 0xc8000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016140, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, - {0x0001650c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0001650c, 0xc8000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016540, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, - {0x0001690c, 0x08000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0001690c, 0xc8000000, 0xc0000000, 0xc0000000, 0xc0000000}, {0x00016940, 0x10804008, 0x10804008, 0x50804008, 0x50804008}, }; @@ -41,12 +57,10 @@ static const u32 ar9580_1p0_baseband_core[][2] = { {0x00009804, 0xfd14e000}, {0x00009808, 0x9c0a9f6b}, {0x0000980c, 0x04900000}, - {0x00009814, 0x3280c00a}, - {0x00009818, 0x00000000}, {0x0000981c, 0x00020028}, - {0x00009834, 0x6400a290}, + {0x00009834, 0x6400a190}, {0x00009838, 0x0108ecff}, - {0x0000983c, 0x0d000600}, + {0x0000983c, 0x14000600}, {0x00009880, 0x201fff00}, {0x00009884, 0x00001042}, {0x000098a4, 0x00200400}, @@ -67,7 +81,7 @@ static const u32 ar9580_1p0_baseband_core[][2] = { {0x00009d04, 0x40206c10}, {0x00009d08, 0x009c4060}, {0x00009d0c, 0x9883800a}, - {0x00009d10, 0x01834061}, + {0x00009d10, 0x01884061}, {0x00009d14, 0x00c0040b}, {0x00009d18, 0x00000000}, {0x00009e08, 0x0038230c}, @@ -76,7 +90,7 @@ static const u32 ar9580_1p0_baseband_core[][2] = { {0x00009e30, 0x06336f77}, {0x00009e34, 0x6af6532f}, {0x00009e38, 0x0cc80c00}, - {0x00009e40, 0x0d261820}, + {0x00009e40, 0x0d261800}, {0x00009e4c, 0x00001004}, {0x00009e50, 0x00ff03f1}, {0x00009e54, 0x00000000}, @@ -198,8 +212,6 @@ static const u32 ar9580_1p0_baseband_core[][2] = { {0x0000c420, 0x00000000}, }; -#define ar9580_1p0_mac_postamble ar9300_2p2_mac_postamble - static const u32 ar9580_1p0_low_ob_db_tx_gain_table[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352}, @@ -306,7 +318,112 @@ static const u32 ar9580_1p0_low_ob_db_tx_gain_table[][5] = { {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; -#define ar9580_1p0_high_power_tx_gain_table ar9580_1p0_low_ob_db_tx_gain_table +static const u32 ar9580_1p0_high_power_tx_gain_table[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x15000028, 0x15000028, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1b00002b, 0x1b00002b, 0x12000400, 0x12000400}, + {0x0000a518, 0x1f020028, 0x1f020028, 0x16000402, 0x16000402}, + {0x0000a51c, 0x2502002b, 0x2502002b, 0x19000404, 0x19000404}, + {0x0000a520, 0x2a04002a, 0x2a04002a, 0x1c000603, 0x1c000603}, + {0x0000a524, 0x2e06002a, 0x2e06002a, 0x21000a02, 0x21000a02}, + {0x0000a528, 0x3302202d, 0x3302202d, 0x25000a04, 0x25000a04}, + {0x0000a52c, 0x3804202c, 0x3804202c, 0x28000a20, 0x28000a20}, + {0x0000a530, 0x3c06202c, 0x3c06202c, 0x2c000e20, 0x2c000e20}, + {0x0000a534, 0x4108202d, 0x4108202d, 0x30000e22, 0x30000e22}, + {0x0000a538, 0x4506402d, 0x4506402d, 0x34000e24, 0x34000e24}, + {0x0000a53c, 0x4906222d, 0x4906222d, 0x38001640, 0x38001640}, + {0x0000a540, 0x4d062231, 0x4d062231, 0x3c001660, 0x3c001660}, + {0x0000a544, 0x50082231, 0x50082231, 0x3f001861, 0x3f001861}, + {0x0000a548, 0x5608422e, 0x5608422e, 0x43001a81, 0x43001a81}, + {0x0000a54c, 0x5e08442e, 0x5e08442e, 0x47001a83, 0x47001a83}, + {0x0000a550, 0x620a4431, 0x620a4431, 0x4a001c84, 0x4a001c84}, + {0x0000a554, 0x640a4432, 0x640a4432, 0x4e001ce3, 0x4e001ce3}, + {0x0000a558, 0x680a4434, 0x680a4434, 0x52001ce5, 0x52001ce5}, + {0x0000a55c, 0x6c0a6434, 0x6c0a6434, 0x56001ce9, 0x56001ce9}, + {0x0000a560, 0x6f0a6633, 0x6f0a6633, 0x5a001ceb, 0x5a001ceb}, + {0x0000a564, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a568, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a56c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a570, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a574, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a578, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a57c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000}, + {0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002}, + {0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004}, + {0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200}, + {0x0000a590, 0x15800028, 0x15800028, 0x0f800202, 0x0f800202}, + {0x0000a594, 0x1b80002b, 0x1b80002b, 0x12800400, 0x12800400}, + {0x0000a598, 0x1f820028, 0x1f820028, 0x16800402, 0x16800402}, + {0x0000a59c, 0x2582002b, 0x2582002b, 0x19800404, 0x19800404}, + {0x0000a5a0, 0x2a84002a, 0x2a84002a, 0x1c800603, 0x1c800603}, + {0x0000a5a4, 0x2e86002a, 0x2e86002a, 0x21800a02, 0x21800a02}, + {0x0000a5a8, 0x3382202d, 0x3382202d, 0x25800a04, 0x25800a04}, + {0x0000a5ac, 0x3884202c, 0x3884202c, 0x28800a20, 0x28800a20}, + {0x0000a5b0, 0x3c86202c, 0x3c86202c, 0x2c800e20, 0x2c800e20}, + {0x0000a5b4, 0x4188202d, 0x4188202d, 0x30800e22, 0x30800e22}, + {0x0000a5b8, 0x4586402d, 0x4586402d, 0x34800e24, 0x34800e24}, + {0x0000a5bc, 0x4986222d, 0x4986222d, 0x38801640, 0x38801640}, + {0x0000a5c0, 0x4d862231, 0x4d862231, 0x3c801660, 0x3c801660}, + {0x0000a5c4, 0x50882231, 0x50882231, 0x3f801861, 0x3f801861}, + {0x0000a5c8, 0x5688422e, 0x5688422e, 0x43801a81, 0x43801a81}, + {0x0000a5cc, 0x5a88442e, 0x5a88442e, 0x47801a83, 0x47801a83}, + {0x0000a5d0, 0x5e8a4431, 0x5e8a4431, 0x4a801c84, 0x4a801c84}, + {0x0000a5d4, 0x648a4432, 0x648a4432, 0x4e801ce3, 0x4e801ce3}, + {0x0000a5d8, 0x688a4434, 0x688a4434, 0x52801ce5, 0x52801ce5}, + {0x0000a5dc, 0x6c8a6434, 0x6c8a6434, 0x56801ce9, 0x56801ce9}, + {0x0000a5e0, 0x6f8a6633, 0x6f8a6633, 0x5a801ceb, 0x5a801ceb}, + {0x0000a5e4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5e8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5ec, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f0, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5f8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a5fc, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a60c, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a610, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a614, 0x01804601, 0x01804601, 0x01404000, 0x01404000}, + {0x0000a618, 0x01804601, 0x01804601, 0x01404501, 0x01404501}, + {0x0000a61c, 0x01804601, 0x01804601, 0x02008501, 0x02008501}, + {0x0000a620, 0x03408d02, 0x03408d02, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x03410d04, 0x03410d04, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a630, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a634, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a638, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a63c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000c2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016048, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016288, 0x05a2040a, 0x05a2040a, 0x05a20408, 0x05a20408}, + {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016448, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016848, 0x65240001, 0x65240001, 0x66480001, 0x66480001}, + {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, +}; static const u32 ar9580_1p0_lowest_ob_db_tx_gain_table[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ @@ -414,8 +531,6 @@ static const u32 ar9580_1p0_lowest_ob_db_tx_gain_table[][5] = { {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; -#define ar9580_1p0_baseband_core_txfir_coeff_japan_2484 ar9462_2p0_baseband_core_txfir_coeff_japan_2484 - static const u32 ar9580_1p0_mac_core[][2] = { /* Addr allmodes */ {0x00000008, 0x00000000}, @@ -519,7 +634,7 @@ static const u32 ar9580_1p0_mac_core[][2] = { {0x00008258, 0x00000000}, {0x0000825c, 0x40000000}, {0x00008260, 0x00080922}, - {0x00008264, 0x9bc00010}, + {0x00008264, 0x9d400010}, {0x00008268, 0xffffffff}, {0x0000826c, 0x0000ffff}, {0x00008270, 0x00000000}, @@ -679,171 +794,345 @@ static const u32 ar9580_1p0_mixed_ob_db_tx_gain_table[][5] = { {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; -#define ar9580_1p0_wo_xlna_rx_gain_table ar9300Common_wo_xlna_rx_gain_table_2p2 - -#define ar9580_1p0_soc_postamble ar9300_2p2_soc_postamble - -#define ar9580_1p0_high_ob_db_tx_gain_table ar9300Modes_high_ob_db_tx_gain_table_2p2 - -static const u32 ar9580_1p0_soc_preamble[][2] = { - /* Addr allmodes */ - {0x000040a4, 0x00a0c1c9}, - {0x00007008, 0x00000000}, - {0x00007020, 0x00000000}, - {0x00007034, 0x00000002}, - {0x00007038, 0x000004c2}, - {0x00007048, 0x00000008}, +static const u32 ar9580_1p0_type6_tx_gain_table[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x0000a2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000a2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000a2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, + {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002}, + {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004}, + {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200}, + {0x0000a510, 0x15000028, 0x15000028, 0x0f000202, 0x0f000202}, + {0x0000a514, 0x1b00002b, 0x1b00002b, 0x12000400, 0x12000400}, + {0x0000a518, 0x1f020028, 0x1f020028, 0x16000402, 0x16000402}, + {0x0000a51c, 0x2502002b, 0x2502002b, 0x19000404, 0x19000404}, + {0x0000a520, 0x2a04002a, 0x2a04002a, 0x1c000603, 0x1c000603}, + {0x0000a524, 0x2e06002a, 0x2e06002a, 0x21000a02, 0x21000a02}, + {0x0000a528, 0x3302202d, 0x3302202d, 0x25000a04, 0x25000a04}, + {0x0000a52c, 0x3804202c, 0x3804202c, 0x28000a20, 0x28000a20}, + {0x0000a530, 0x3c06202c, 0x3c06202c, 0x2c000e20, 0x2c000e20}, + {0x0000a534, 0x4108202d, 0x4108202d, 0x30000e22, 0x30000e22}, + {0x0000a538, 0x4506402d, 0x4506402d, 0x34000e24, 0x34000e24}, + {0x0000a53c, 0x4906222d, 0x4906222d, 0x38001640, 0x38001640}, + {0x0000a540, 0x4d062231, 0x4d062231, 0x3c001660, 0x3c001660}, + {0x0000a544, 0x50082231, 0x50082231, 0x3f001861, 0x3f001861}, + {0x0000a548, 0x5608422e, 0x5608422e, 0x43001a81, 0x43001a81}, + {0x0000a54c, 0x5e08442e, 0x5e08442e, 0x47001a83, 0x47001a83}, + {0x0000a550, 0x620a4431, 0x620a4431, 0x4a001c84, 0x4a001c84}, + {0x0000a554, 0x640a4432, 0x640a4432, 0x4e001ce3, 0x4e001ce3}, + {0x0000a558, 0x680a4434, 0x680a4434, 0x52001ce5, 0x52001ce5}, + {0x0000a55c, 0x6c0a6434, 0x6c0a6434, 0x56001ce9, 0x56001ce9}, + {0x0000a560, 0x6f0a6633, 0x6f0a6633, 0x5a001ceb, 0x5a001ceb}, + {0x0000a564, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a568, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a56c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a570, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a574, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a578, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a57c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec}, + {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a608, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a60c, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a610, 0x01804601, 0x01804601, 0x00000000, 0x00000000}, + {0x0000a614, 0x01804601, 0x01804601, 0x01404000, 0x01404000}, + {0x0000a618, 0x01804601, 0x01804601, 0x01404501, 0x01404501}, + {0x0000a61c, 0x01804601, 0x01804601, 0x02008501, 0x02008501}, + {0x0000a620, 0x03408d02, 0x03408d02, 0x0280ca03, 0x0280ca03}, + {0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04}, + {0x0000a628, 0x03410d04, 0x03410d04, 0x04014c04, 0x04014c04}, + {0x0000a62c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a630, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a634, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a638, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000a63c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005}, + {0x0000b2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000b2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000b2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x0000c2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352}, + {0x0000c2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584}, + {0x0000c2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800}, + {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000}, + {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016048, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, + {0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016448, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, + {0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, + {0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4}, + {0x00016848, 0x61200001, 0x61200001, 0x66480001, 0x66480001}, + {0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c}, }; -#define ar9580_1p0_rx_gain_table ar9462_common_rx_gain_table_2p0 - -static const u32 ar9580_1p0_radio_core[][2] = { +static const u32 ar9580_1p0_rx_gain_table[][2] = { /* Addr allmodes */ - {0x00016000, 0x36db6db6}, - {0x00016004, 0x6db6db40}, - {0x00016008, 0x73f00000}, - {0x0001600c, 0x00000000}, - {0x00016040, 0x7f80fff8}, - {0x0001604c, 0x76d005b5}, - {0x00016050, 0x556cf031}, - {0x00016054, 0x13449440}, - {0x00016058, 0x0c51c92c}, - {0x0001605c, 0x3db7fffc}, - {0x00016060, 0xfffffffc}, - {0x00016064, 0x000f0278}, - {0x0001606c, 0x6db60000}, - {0x00016080, 0x00000000}, - {0x00016084, 0x0e48048c}, - {0x00016088, 0x54214514}, - {0x0001608c, 0x119f481e}, - {0x00016090, 0x24926490}, - {0x00016098, 0xd2888888}, - {0x000160a0, 0x0a108ffe}, - {0x000160a4, 0x812fc370}, - {0x000160a8, 0x423c8000}, - {0x000160b4, 0x92480080}, - {0x000160c0, 0x00adb6d0}, - {0x000160c4, 0x6db6db60}, - {0x000160c8, 0x6db6db6c}, - {0x000160cc, 0x01e6c000}, - {0x00016100, 0x3fffbe01}, - {0x00016104, 0xfff80000}, - {0x00016108, 0x00080010}, - {0x00016144, 0x02084080}, - {0x00016148, 0x00000000}, - {0x00016280, 0x058a0001}, - {0x00016284, 0x3d840208}, - {0x00016288, 0x05a20408}, - {0x0001628c, 0x00038c07}, - {0x00016290, 0x00000004}, - {0x00016294, 0x458aa14f}, - {0x00016380, 0x00000000}, - {0x00016384, 0x00000000}, - {0x00016388, 0x00800700}, - {0x0001638c, 0x00800700}, - {0x00016390, 0x00800700}, - {0x00016394, 0x00000000}, - {0x00016398, 0x00000000}, - {0x0001639c, 0x00000000}, - {0x000163a0, 0x00000001}, - {0x000163a4, 0x00000001}, - {0x000163a8, 0x00000000}, - {0x000163ac, 0x00000000}, - {0x000163b0, 0x00000000}, - {0x000163b4, 0x00000000}, - {0x000163b8, 0x00000000}, - {0x000163bc, 0x00000000}, - {0x000163c0, 0x000000a0}, - {0x000163c4, 0x000c0000}, - {0x000163c8, 0x14021402}, - {0x000163cc, 0x00001402}, - {0x000163d0, 0x00000000}, - {0x000163d4, 0x00000000}, - {0x00016400, 0x36db6db6}, - {0x00016404, 0x6db6db40}, - {0x00016408, 0x73f00000}, - {0x0001640c, 0x00000000}, - {0x00016440, 0x7f80fff8}, - {0x0001644c, 0x76d005b5}, - {0x00016450, 0x556cf031}, - {0x00016454, 0x13449440}, - {0x00016458, 0x0c51c92c}, - {0x0001645c, 0x3db7fffc}, - {0x00016460, 0xfffffffc}, - {0x00016464, 0x000f0278}, - {0x0001646c, 0x6db60000}, - {0x00016500, 0x3fffbe01}, - {0x00016504, 0xfff80000}, - {0x00016508, 0x00080010}, - {0x00016544, 0x02084080}, - {0x00016548, 0x00000000}, - {0x00016780, 0x00000000}, - {0x00016784, 0x00000000}, - {0x00016788, 0x00800700}, - {0x0001678c, 0x00800700}, - {0x00016790, 0x00800700}, - {0x00016794, 0x00000000}, - {0x00016798, 0x00000000}, - {0x0001679c, 0x00000000}, - {0x000167a0, 0x00000001}, - {0x000167a4, 0x00000001}, - {0x000167a8, 0x00000000}, - {0x000167ac, 0x00000000}, - {0x000167b0, 0x00000000}, - {0x000167b4, 0x00000000}, - {0x000167b8, 0x00000000}, - {0x000167bc, 0x00000000}, - {0x000167c0, 0x000000a0}, - {0x000167c4, 0x000c0000}, - {0x000167c8, 0x14021402}, - {0x000167cc, 0x00001402}, - {0x000167d0, 0x00000000}, - {0x000167d4, 0x00000000}, - {0x00016800, 0x36db6db6}, - {0x00016804, 0x6db6db40}, - {0x00016808, 0x73f00000}, - {0x0001680c, 0x00000000}, - {0x00016840, 0x7f80fff8}, - {0x0001684c, 0x76d005b5}, - {0x00016850, 0x556cf031}, - {0x00016854, 0x13449440}, - {0x00016858, 0x0c51c92c}, - {0x0001685c, 0x3db7fffc}, - {0x00016860, 0xfffffffc}, - {0x00016864, 0x000f0278}, - {0x0001686c, 0x6db60000}, - {0x00016900, 0x3fffbe01}, - {0x00016904, 0xfff80000}, - {0x00016908, 0x00080010}, - {0x00016944, 0x02084080}, - {0x00016948, 0x00000000}, - {0x00016b80, 0x00000000}, - {0x00016b84, 0x00000000}, - {0x00016b88, 0x00800700}, - {0x00016b8c, 0x00800700}, - {0x00016b90, 0x00800700}, - {0x00016b94, 0x00000000}, - {0x00016b98, 0x00000000}, - {0x00016b9c, 0x00000000}, - {0x00016ba0, 0x00000001}, - {0x00016ba4, 0x00000001}, - {0x00016ba8, 0x00000000}, - {0x00016bac, 0x00000000}, - {0x00016bb0, 0x00000000}, - {0x00016bb4, 0x00000000}, - {0x00016bb8, 0x00000000}, - {0x00016bbc, 0x00000000}, - {0x00016bc0, 0x000000a0}, - {0x00016bc4, 0x000c0000}, - {0x00016bc8, 0x14021402}, - {0x00016bcc, 0x00001402}, - {0x00016bd0, 0x00000000}, - {0x00016bd4, 0x00000000}, + {0x0000a000, 0x00010000}, + {0x0000a004, 0x00030002}, + {0x0000a008, 0x00050004}, + {0x0000a00c, 0x00810080}, + {0x0000a010, 0x00830082}, + {0x0000a014, 0x01810180}, + {0x0000a018, 0x01830182}, + {0x0000a01c, 0x01850184}, + {0x0000a020, 0x01890188}, + {0x0000a024, 0x018b018a}, + {0x0000a028, 0x018d018c}, + {0x0000a02c, 0x01910190}, + {0x0000a030, 0x01930192}, + {0x0000a034, 0x01950194}, + {0x0000a038, 0x038a0196}, + {0x0000a03c, 0x038c038b}, + {0x0000a040, 0x0390038d}, + {0x0000a044, 0x03920391}, + {0x0000a048, 0x03940393}, + {0x0000a04c, 0x03960395}, + {0x0000a050, 0x00000000}, + {0x0000a054, 0x00000000}, + {0x0000a058, 0x00000000}, + {0x0000a05c, 0x00000000}, + {0x0000a060, 0x00000000}, + {0x0000a064, 0x00000000}, + {0x0000a068, 0x00000000}, + {0x0000a06c, 0x00000000}, + {0x0000a070, 0x00000000}, + {0x0000a074, 0x00000000}, + {0x0000a078, 0x00000000}, + {0x0000a07c, 0x00000000}, + {0x0000a080, 0x22222229}, + {0x0000a084, 0x1d1d1d1d}, + {0x0000a088, 0x1d1d1d1d}, + {0x0000a08c, 0x1d1d1d1d}, + {0x0000a090, 0x171d1d1d}, + {0x0000a094, 0x11111717}, + {0x0000a098, 0x00030311}, + {0x0000a09c, 0x00000000}, + {0x0000a0a0, 0x00000000}, + {0x0000a0a4, 0x00000000}, + {0x0000a0a8, 0x00000000}, + {0x0000a0ac, 0x00000000}, + {0x0000a0b0, 0x00000000}, + {0x0000a0b4, 0x00000000}, + {0x0000a0b8, 0x00000000}, + {0x0000a0bc, 0x00000000}, + {0x0000a0c0, 0x001f0000}, + {0x0000a0c4, 0x01000101}, + {0x0000a0c8, 0x011e011f}, + {0x0000a0cc, 0x011c011d}, + {0x0000a0d0, 0x02030204}, + {0x0000a0d4, 0x02010202}, + {0x0000a0d8, 0x021f0200}, + {0x0000a0dc, 0x0302021e}, + {0x0000a0e0, 0x03000301}, + {0x0000a0e4, 0x031e031f}, + {0x0000a0e8, 0x0402031d}, + {0x0000a0ec, 0x04000401}, + {0x0000a0f0, 0x041e041f}, + {0x0000a0f4, 0x0502041d}, + {0x0000a0f8, 0x05000501}, + {0x0000a0fc, 0x051e051f}, + {0x0000a100, 0x06010602}, + {0x0000a104, 0x061f0600}, + {0x0000a108, 0x061d061e}, + {0x0000a10c, 0x07020703}, + {0x0000a110, 0x07000701}, + {0x0000a114, 0x00000000}, + {0x0000a118, 0x00000000}, + {0x0000a11c, 0x00000000}, + {0x0000a120, 0x00000000}, + {0x0000a124, 0x00000000}, + {0x0000a128, 0x00000000}, + {0x0000a12c, 0x00000000}, + {0x0000a130, 0x00000000}, + {0x0000a134, 0x00000000}, + {0x0000a138, 0x00000000}, + {0x0000a13c, 0x00000000}, + {0x0000a140, 0x001f0000}, + {0x0000a144, 0x01000101}, + {0x0000a148, 0x011e011f}, + {0x0000a14c, 0x011c011d}, + {0x0000a150, 0x02030204}, + {0x0000a154, 0x02010202}, + {0x0000a158, 0x021f0200}, + {0x0000a15c, 0x0302021e}, + {0x0000a160, 0x03000301}, + {0x0000a164, 0x031e031f}, + {0x0000a168, 0x0402031d}, + {0x0000a16c, 0x04000401}, + {0x0000a170, 0x041e041f}, + {0x0000a174, 0x0502041d}, + {0x0000a178, 0x05000501}, + {0x0000a17c, 0x051e051f}, + {0x0000a180, 0x06010602}, + {0x0000a184, 0x061f0600}, + {0x0000a188, 0x061d061e}, + {0x0000a18c, 0x07020703}, + {0x0000a190, 0x07000701}, + {0x0000a194, 0x00000000}, + {0x0000a198, 0x00000000}, + {0x0000a19c, 0x00000000}, + {0x0000a1a0, 0x00000000}, + {0x0000a1a4, 0x00000000}, + {0x0000a1a8, 0x00000000}, + {0x0000a1ac, 0x00000000}, + {0x0000a1b0, 0x00000000}, + {0x0000a1b4, 0x00000000}, + {0x0000a1b8, 0x00000000}, + {0x0000a1bc, 0x00000000}, + {0x0000a1c0, 0x00000000}, + {0x0000a1c4, 0x00000000}, + {0x0000a1c8, 0x00000000}, + {0x0000a1cc, 0x00000000}, + {0x0000a1d0, 0x00000000}, + {0x0000a1d4, 0x00000000}, + {0x0000a1d8, 0x00000000}, + {0x0000a1dc, 0x00000000}, + {0x0000a1e0, 0x00000000}, + {0x0000a1e4, 0x00000000}, + {0x0000a1e8, 0x00000000}, + {0x0000a1ec, 0x00000000}, + {0x0000a1f0, 0x00000396}, + {0x0000a1f4, 0x00000396}, + {0x0000a1f8, 0x00000396}, + {0x0000a1fc, 0x00000196}, + {0x0000b000, 0x00010000}, + {0x0000b004, 0x00030002}, + {0x0000b008, 0x00050004}, + {0x0000b00c, 0x00810080}, + {0x0000b010, 0x00830082}, + {0x0000b014, 0x01810180}, + {0x0000b018, 0x01830182}, + {0x0000b01c, 0x01850184}, + {0x0000b020, 0x02810280}, + {0x0000b024, 0x02830282}, + {0x0000b028, 0x02850284}, + {0x0000b02c, 0x02890288}, + {0x0000b030, 0x028b028a}, + {0x0000b034, 0x0388028c}, + {0x0000b038, 0x038a0389}, + {0x0000b03c, 0x038c038b}, + {0x0000b040, 0x0390038d}, + {0x0000b044, 0x03920391}, + {0x0000b048, 0x03940393}, + {0x0000b04c, 0x03960395}, + {0x0000b050, 0x00000000}, + {0x0000b054, 0x00000000}, + {0x0000b058, 0x00000000}, + {0x0000b05c, 0x00000000}, + {0x0000b060, 0x00000000}, + {0x0000b064, 0x00000000}, + {0x0000b068, 0x00000000}, + {0x0000b06c, 0x00000000}, + {0x0000b070, 0x00000000}, + {0x0000b074, 0x00000000}, + {0x0000b078, 0x00000000}, + {0x0000b07c, 0x00000000}, + {0x0000b080, 0x23232323}, + {0x0000b084, 0x21232323}, + {0x0000b088, 0x19191c1e}, + {0x0000b08c, 0x12141417}, + {0x0000b090, 0x07070e0e}, + {0x0000b094, 0x03030305}, + {0x0000b098, 0x00000003}, + {0x0000b09c, 0x00000000}, + {0x0000b0a0, 0x00000000}, + {0x0000b0a4, 0x00000000}, + {0x0000b0a8, 0x00000000}, + {0x0000b0ac, 0x00000000}, + {0x0000b0b0, 0x00000000}, + {0x0000b0b4, 0x00000000}, + {0x0000b0b8, 0x00000000}, + {0x0000b0bc, 0x00000000}, + {0x0000b0c0, 0x003f0020}, + {0x0000b0c4, 0x00400041}, + {0x0000b0c8, 0x0140005f}, + {0x0000b0cc, 0x0160015f}, + {0x0000b0d0, 0x017e017f}, + {0x0000b0d4, 0x02410242}, + {0x0000b0d8, 0x025f0240}, + {0x0000b0dc, 0x027f0260}, + {0x0000b0e0, 0x0341027e}, + {0x0000b0e4, 0x035f0340}, + {0x0000b0e8, 0x037f0360}, + {0x0000b0ec, 0x04400441}, + {0x0000b0f0, 0x0460045f}, + {0x0000b0f4, 0x0541047f}, + {0x0000b0f8, 0x055f0540}, + {0x0000b0fc, 0x057f0560}, + {0x0000b100, 0x06400641}, + {0x0000b104, 0x0660065f}, + {0x0000b108, 0x067e067f}, + {0x0000b10c, 0x07410742}, + {0x0000b110, 0x075f0740}, + {0x0000b114, 0x077f0760}, + {0x0000b118, 0x07800781}, + {0x0000b11c, 0x07a0079f}, + {0x0000b120, 0x07c107bf}, + {0x0000b124, 0x000007c0}, + {0x0000b128, 0x00000000}, + {0x0000b12c, 0x00000000}, + {0x0000b130, 0x00000000}, + {0x0000b134, 0x00000000}, + {0x0000b138, 0x00000000}, + {0x0000b13c, 0x00000000}, + {0x0000b140, 0x003f0020}, + {0x0000b144, 0x00400041}, + {0x0000b148, 0x0140005f}, + {0x0000b14c, 0x0160015f}, + {0x0000b150, 0x017e017f}, + {0x0000b154, 0x02410242}, + {0x0000b158, 0x025f0240}, + {0x0000b15c, 0x027f0260}, + {0x0000b160, 0x0341027e}, + {0x0000b164, 0x035f0340}, + {0x0000b168, 0x037f0360}, + {0x0000b16c, 0x04400441}, + {0x0000b170, 0x0460045f}, + {0x0000b174, 0x0541047f}, + {0x0000b178, 0x055f0540}, + {0x0000b17c, 0x057f0560}, + {0x0000b180, 0x06400641}, + {0x0000b184, 0x0660065f}, + {0x0000b188, 0x067e067f}, + {0x0000b18c, 0x07410742}, + {0x0000b190, 0x075f0740}, + {0x0000b194, 0x077f0760}, + {0x0000b198, 0x07800781}, + {0x0000b19c, 0x07a0079f}, + {0x0000b1a0, 0x07c107bf}, + {0x0000b1a4, 0x000007c0}, + {0x0000b1a8, 0x00000000}, + {0x0000b1ac, 0x00000000}, + {0x0000b1b0, 0x00000000}, + {0x0000b1b4, 0x00000000}, + {0x0000b1b8, 0x00000000}, + {0x0000b1bc, 0x00000000}, + {0x0000b1c0, 0x00000000}, + {0x0000b1c4, 0x00000000}, + {0x0000b1c8, 0x00000000}, + {0x0000b1cc, 0x00000000}, + {0x0000b1d0, 0x00000000}, + {0x0000b1d4, 0x00000000}, + {0x0000b1d8, 0x00000000}, + {0x0000b1dc, 0x00000000}, + {0x0000b1e0, 0x00000000}, + {0x0000b1e4, 0x00000000}, + {0x0000b1e8, 0x00000000}, + {0x0000b1ec, 0x00000000}, + {0x0000b1f0, 0x00000396}, + {0x0000b1f4, 0x00000396}, + {0x0000b1f8, 0x00000396}, + {0x0000b1fc, 0x00000196}, }; static const u32 ar9580_1p0_baseband_postamble[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x00009810, 0xd00a8005, 0xd00a8005, 0xd00a8011, 0xd00a8011}, + {0x00009814, 0x3280c00a, 0x3280c00a, 0x3280c00a, 0x3280c00a}, + {0x00009818, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x00009820, 0x206a022e, 0x206a022e, 0x206a012e, 0x206a012e}, {0x00009824, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0, 0x5ac640d0}, {0x00009828, 0x06903081, 0x06903081, 0x06903881, 0x06903881}, @@ -880,7 +1169,7 @@ static const u32 ar9580_1p0_baseband_postamble[][5] = { {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, - {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982}, + {0x0000a2d0, 0x00041983, 0x00041983, 0x00041981, 0x00041982}, {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, @@ -918,4 +1207,13 @@ static const u32 ar9580_1p0_pcie_phy_pll_on_clkreq[][2] = { {0x00004044, 0x00000000}, }; +static const u32 ar9580_1p0_baseband_postamble_dfs_channel[][3] = { + /* Addr 5G 2G */ + {0x00009814, 0x3400c00f, 0x3400c00f}, + {0x00009824, 0x5ac668d0, 0x5ac668d0}, + {0x00009828, 0x06903080, 0x06903080}, + {0x00009e0c, 0x6d4000e2, 0x6d4000e2}, + {0x00009e14, 0x37b9625e, 0x37b9625e}, +}; + #endif /* INITVALS_9580_1P0_H */ diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 86e26a19efd..2ca8f7e0617 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -23,83 +23,45 @@ #include <linux/leds.h> #include <linux/completion.h> -#include "debug.h" #include "common.h" +#include "debug.h" #include "mci.h" #include "dfs.h" - -/* - * Header for the ath9k.ko driver core *only* -- hw code nor any other driver - * should rely on this file or its contents. - */ +#include "spectral.h" struct ath_node; -/* Macro to expand scalars to 64-bit objects */ - -#define ito64(x) (sizeof(x) == 1) ? \ - (((unsigned long long int)(x)) & (0xff)) : \ - (sizeof(x) == 2) ? \ - (((unsigned long long int)(x)) & 0xffff) : \ - ((sizeof(x) == 4) ? \ - (((unsigned long long int)(x)) & 0xffffffff) : \ - (unsigned long long int)(x)) - -/* increment with wrap-around */ -#define INCR(_l, _sz) do { \ - (_l)++; \ - (_l) &= ((_sz) - 1); \ - } while (0) - -/* decrement with wrap-around */ -#define DECR(_l, _sz) do { \ - (_l)--; \ - (_l) &= ((_sz) - 1); \ - } while (0) - -#define TSF_TO_TU(_h,_l) \ - ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10)) - -#define ATH_TXQ_SETUP(sc, i) ((sc)->tx.txqsetup & (1<<i)) +extern struct ieee80211_ops ath9k_ops; +extern int ath9k_modparam_nohwcrypt; +extern int led_blink; +extern bool is_ath9k_unloaded; struct ath_config { u16 txpowlimit; - u8 cabqReadytime; }; /*************************/ /* Descriptor Management */ /*************************/ +#define ATH_TXSTATUS_RING_SIZE 512 + +/* Macro to expand scalars to 64-bit objects */ +#define ito64(x) (sizeof(x) == 1) ? \ + (((unsigned long long int)(x)) & (0xff)) : \ + (sizeof(x) == 2) ? \ + (((unsigned long long int)(x)) & 0xffff) : \ + ((sizeof(x) == 4) ? \ + (((unsigned long long int)(x)) & 0xffffffff) : \ + (unsigned long long int)(x)) + #define ATH_TXBUF_RESET(_bf) do { \ - (_bf)->bf_stale = false; \ (_bf)->bf_lastbf = NULL; \ (_bf)->bf_next = NULL; \ memset(&((_bf)->bf_state), 0, \ sizeof(struct ath_buf_state)); \ } while (0) -#define ATH_RXBUF_RESET(_bf) do { \ - (_bf)->bf_stale = false; \ - } while (0) - -/** - * enum buffer_type - Buffer type flags - * - * @BUF_AMPDU: This buffer is an ampdu, as part of an aggregate (during TX) - * @BUF_AGGR: Indicates whether the buffer can be aggregated - * (used in aggregation scheduling) - */ -enum buffer_type { - BUF_AMPDU = BIT(0), - BUF_AGGR = BIT(1), -}; - -#define bf_isampdu(bf) (bf->bf_state.bf_type & BUF_AMPDU) -#define bf_isaggr(bf) (bf->bf_state.bf_type & BUF_AGGR) - -#define ATH_TXSTATUS_RING_SIZE 512 - #define DS2PHYS(_dd, _ds) \ ((_dd)->dd_desc_paddr + ((caddr_t)(_ds) - (caddr_t)(_dd)->dd_desc)) #define ATH_DESC_4KB_BOUND_CHECK(_daddr) ((((_daddr) & 0xFFF) > 0xF7F) ? 1 : 0) @@ -109,24 +71,30 @@ struct ath_descdma { void *dd_desc; dma_addr_t dd_desc_paddr; u32 dd_desc_len; - struct ath_buf *dd_bufptr; }; int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, struct list_head *head, const char *name, int nbuf, int ndesc, bool is_tx); -void ath_descdma_cleanup(struct ath_softc *sc, struct ath_descdma *dd, - struct list_head *head); /***********/ /* RX / TX */ /***********/ +#define ATH_TXQ_SETUP(sc, i) ((sc)->tx.txqsetup & (1<<i)) + +/* increment with wrap-around */ +#define INCR(_l, _sz) do { \ + (_l)++; \ + (_l) &= ((_sz) - 1); \ + } while (0) + #define ATH_RXBUF 512 #define ATH_TXBUF 512 #define ATH_TXBUF_RESERVE 5 #define ATH_MAX_QDEPTH (ATH_TXBUF / 4 - ATH_TXBUF_RESERVE) #define ATH_TXMAXTRY 13 +#define ATH_MAX_SW_RETRIES 30 #define TID_TO_WME_AC(_tid) \ ((((_tid) == 0) || ((_tid) == 3)) ? IEEE80211_AC_BE : \ @@ -140,7 +108,14 @@ void ath_descdma_cleanup(struct ath_softc *sc, struct ath_descdma *dd, #define ATH_AGGR_ENCRYPTDELIM 10 /* minimum h/w qdepth to be sustained to maximize aggregation */ #define ATH_AGGR_MIN_QDEPTH 2 -#define ATH_AMPDU_SUBFRAME_DEFAULT 32 +/* minimum h/w qdepth for non-aggregated traffic */ +#define ATH_NON_AGGR_MIN_QDEPTH 8 +#define ATH_TX_COMPLETE_POLL_INT 1000 +#define ATH_TXFIFO_DEPTH 8 +#define ATH_TX_ERROR 0x01 + +/* Stop tx traffic 1ms before the GO goes away */ +#define ATH_P2P_PS_STOP_TIME 1000 #define IEEE80211_SEQ_SEQ_SHIFT 4 #define IEEE80211_SEQ_MAX 4096 @@ -173,17 +148,15 @@ void ath_descdma_cleanup(struct ath_softc *sc, struct ath_descdma *dd, #define ATH_AN_2_TID(_an, _tidno) (&(_an)->tid[(_tidno)]) -#define IS_CCK_RATE(rate) ((rate >= 0x18) && (rate <= 0x1e)) - -#define ATH_TX_COMPLETE_POLL_INT 1000 +#define IS_HT_RATE(rate) (rate & 0x80) +#define IS_CCK_RATE(rate) ((rate >= 0x18) && (rate <= 0x1e)) +#define IS_OFDM_RATE(rate) ((rate >= 0x8) && (rate <= 0xf)) -enum ATH_AGGR_STATUS { - ATH_AGGR_DONE, - ATH_AGGR_BAW_CLOSED, - ATH_AGGR_LIMITED, +enum { + WLAN_RC_PHY_OFDM, + WLAN_RC_PHY_CCK, }; -#define ATH_TXFIFO_DEPTH 8 struct ath_txq { int mac80211_qnum; /* mac80211 queue number, -1 means not mac80211 Q */ u32 axq_qnum; /* ath9k hardware queue number */ @@ -204,10 +177,10 @@ struct ath_txq { struct ath_atx_ac { struct ath_txq *txq; - int sched; struct list_head list; struct list_head tid_q; bool clear_ps_filter; + bool sched; }; struct ath_frame_info { @@ -215,14 +188,39 @@ struct ath_frame_info { int framelen; enum ath9k_key_type keytype; u8 keyix; - u8 retries; u8 rtscts_rate; + u8 retries : 7; + u8 baw_tracked : 1; }; +struct ath_rxbuf { + struct list_head list; + struct sk_buff *bf_mpdu; + void *bf_desc; + dma_addr_t bf_daddr; + dma_addr_t bf_buf_addr; +}; + +/** + * enum buffer_type - Buffer type flags + * + * @BUF_AMPDU: This buffer is an ampdu, as part of an aggregate (during TX) + * @BUF_AGGR: Indicates whether the buffer can be aggregated + * (used in aggregation scheduling) + */ +enum buffer_type { + BUF_AMPDU = BIT(0), + BUF_AGGR = BIT(1), +}; + +#define bf_isampdu(bf) (bf->bf_state.bf_type & BUF_AMPDU) +#define bf_isaggr(bf) (bf->bf_state.bf_type & BUF_AGGR) + struct ath_buf_state { u8 bf_type; u8 bfs_paprd; u8 ndelim; + bool stale; u16 seqno; unsigned long bfs_paprd_timestamp; }; @@ -236,26 +234,27 @@ struct ath_buf { void *bf_desc; /* virtual addr of desc */ dma_addr_t bf_daddr; /* physical addr of desc */ dma_addr_t bf_buf_addr; /* physical addr of data buffer, for DMA */ - bool bf_stale; + struct ieee80211_tx_rate rates[4]; struct ath_buf_state bf_state; }; struct ath_atx_tid { struct list_head list; struct sk_buff_head buf_q; + struct sk_buff_head retry_q; struct ath_node *an; struct ath_atx_ac *ac; unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)]; - int bar_index; u16 seq_start; u16 seq_next; u16 baw_size; - int tidno; + u8 tidno; int baw_head; /* first un-acked tx buffer */ int baw_tail; /* next unused tx buffer slot */ - int sched; - int paused; - u8 state; + + s8 bar_index; + bool sched; + bool active; }; struct ath_node { @@ -264,22 +263,20 @@ struct ath_node { struct ieee80211_vif *vif; /* interface with which we're associated */ struct ath_atx_tid tid[IEEE80211_NUM_TIDS]; struct ath_atx_ac ac[IEEE80211_NUM_ACS]; - int ps_key; u16 maxampdu; u8 mpdudensity; + s8 ps_key; bool sleeping; + bool no_ps_filter; -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) - struct dentry *node_stat; +#ifdef CONFIG_ATH9K_STATION_STATISTICS + struct ath_rx_rate_stats rx_rate_stats; #endif + u8 key_idx[4]; }; -#define AGGR_CLEANUP BIT(1) -#define AGGR_ADDBA_COMPLETE BIT(2) -#define AGGR_ADDBA_PROGRESS BIT(3) - struct ath_tx_control { struct ath_txq *txq; struct ath_node *an; @@ -287,7 +284,6 @@ struct ath_tx_control { struct ieee80211_sta *sta; }; -#define ATH_TX_ERROR 0x01 /** * @txq_map: Index is mac80211 queue number. This is @@ -302,6 +298,7 @@ struct ath_tx { struct ath_txq txq[ATH9K_NUM_TX_QUEUES]; struct ath_descdma txdma; struct ath_txq *txq_map[IEEE80211_NUM_ACS]; + struct ath_txq *uapsdq; u32 txq_max_pending[IEEE80211_NUM_ACS]; u16 max_aggr_framelen[IEEE80211_NUM_ACS][4][32]; }; @@ -314,21 +311,22 @@ struct ath_rx_edma { struct ath_rx { u8 defant; u8 rxotherant; + bool discard_next; u32 *rxlink; u32 num_pkts; unsigned int rxfilter; - spinlock_t rxbuflock; struct list_head rxbuf; struct ath_descdma rxdma; - struct ath_buf *rx_bufptr; struct ath_rx_edma rx_edma[ATH9K_RX_QUEUE_MAX]; + struct ath_rxbuf *buf_hold; struct sk_buff *frag; + + u32 ampdu_ref; }; int ath_startrecv(struct ath_softc *sc); bool ath_stoprecv(struct ath_softc *sc); -void ath_flushrecv(struct ath_softc *sc); u32 ath_calcrxfilter(struct ath_softc *sc); int ath_rx_init(struct ath_softc *sc, int nbufs); void ath_rx_cleanup(struct ath_softc *sc); @@ -338,19 +336,19 @@ void ath_txq_lock(struct ath_softc *sc, struct ath_txq *txq); void ath_txq_unlock(struct ath_softc *sc, struct ath_txq *txq); void ath_txq_unlock_complete(struct ath_softc *sc, struct ath_txq *txq); void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq); -bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx); -void ath_draintxq(struct ath_softc *sc, - struct ath_txq *txq, bool retry_tx); +bool ath_drain_all_txq(struct ath_softc *sc); +void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq); void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an); void ath_tx_node_cleanup(struct ath_softc *sc, struct ath_node *an); void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq); int ath_tx_init(struct ath_softc *sc, int nbufs); -void ath_tx_cleanup(struct ath_softc *sc); int ath_txq_update(struct ath_softc *sc, int qnum, struct ath9k_tx_queue_info *q); void ath_update_max_aggr_framelen(struct ath_softc *sc, int queue, int txop); int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_tx_control *txctl); +void ath_tx_cabq(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct sk_buff *skb); void ath_tx_tasklet(struct ath_softc *sc); void ath_tx_edma_tasklet(struct ath_softc *sc); int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, @@ -361,18 +359,44 @@ void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an); void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc, struct ath_node *an); +void ath9k_release_buffered_frames(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, + u16 tids, int nframes, + enum ieee80211_frame_release_type reason, + bool more_data); /********/ /* VIFs */ /********/ struct ath_vif { + struct ieee80211_vif *vif; + struct ath_node mcast_node; int av_bslot; bool primary_sta_vif; __le64 tsf_adjust; /* TSF adjustment for staggered beacons */ struct ath_buf *av_bcbuf; + + /* P2P Client */ + struct ieee80211_noa_data noa; }; +struct ath9k_vif_iter_data { + u8 hw_macaddr[ETH_ALEN]; /* address of the first vif */ + u8 mask[ETH_ALEN]; /* bssid mask */ + bool has_hw_macaddr; + + int naps; /* number of AP vifs */ + int nmeshes; /* number of mesh vifs */ + int nstations; /* number of station vifs */ + int nwds; /* number of WDS vifs */ + int nadhocs; /* number of adhoc vifs */ +}; + +void ath9k_calculate_iter_data(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ath9k_vif_iter_data *iter_data); + /*******************/ /* Beacon Handling */ /*******************/ @@ -386,16 +410,9 @@ struct ath_vif { #define ATH_BCBUF 8 #define ATH_DEFAULT_BINTVAL 100 /* TU */ #define ATH_DEFAULT_BMISS_LIMIT 10 -#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) - -struct ath_beacon_config { - int beacon_interval; - u16 listen_interval; - u16 dtim_period; - u16 bmiss_timeout; - u8 dtim_count; - bool enable_beacon; -}; + +#define TSF_TO_TU(_h,_l) \ + ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10)) struct ath_beacon { enum { @@ -406,11 +423,9 @@ struct ath_beacon { u32 beaconq; u32 bmisscnt; - u32 bc_tstamp; struct ieee80211_vif *bslot[ATH_BCBUF]; int slottime; int slotupdate; - struct ath9k_tx_queue_info beacon_qi; struct ath_descdma bdma; struct ath_txq *cabq; struct list_head bbuf; @@ -420,13 +435,13 @@ struct ath_beacon { }; void ath9k_beacon_tasklet(unsigned long data); -bool ath9k_allow_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif); void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif, u32 changed); void ath9k_beacon_assign_slot(struct ath_softc *sc, struct ieee80211_vif *vif); void ath9k_beacon_remove_slot(struct ath_softc *sc, struct ieee80211_vif *vif); -void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif); void ath9k_set_beacon(struct ath_softc *sc); +bool ath9k_csa_is_finished(struct ath_softc *sc, struct ieee80211_vif *vif); +void ath9k_csa_update(struct ath_softc *sc); /*******************/ /* Link Monitoring */ @@ -439,17 +454,14 @@ void ath9k_set_beacon(struct ath_softc *sc); #define ATH_LONG_CALINTERVAL_INT 1000 /* 1000 ms */ #define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */ #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */ -#define ATH_ANI_MAX_SKIP_COUNT 10 - -#define ATH_PAPRD_TIMEOUT 100 /* msecs */ -#define ATH_PLL_WORK_INTERVAL 100 +#define ATH_ANI_MAX_SKIP_COUNT 10 +#define ATH_PAPRD_TIMEOUT 100 /* msecs */ +#define ATH_PLL_WORK_INTERVAL 100 void ath_tx_complete_poll_work(struct work_struct *work); void ath_reset_work(struct work_struct *work); -void ath_hw_check(struct work_struct *work); +bool ath_hw_check(struct ath_softc *sc); void ath_hw_pll_work(struct work_struct *work); -void ath_rx_poll(unsigned long data); -void ath_start_rx_poll(struct ath_softc *sc, u8 nbeacon); void ath_paprd_calibrate(struct work_struct *work); void ath_ani_calibrate(unsigned long data); void ath_start_ani(struct ath_softc *sc); @@ -458,6 +470,9 @@ void ath_check_ani(struct ath_softc *sc); int ath_update_survey_stats(struct ath_softc *sc); void ath_update_survey_nf(struct ath_softc *sc, int channel); void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type); +void ath_ps_full_sleep(unsigned long data); +void ath9k_p2p_ps_timer(void *priv); +void ath9k_update_p2p_ps(struct ath_softc *sc, struct ieee80211_vif *vif); /**********/ /* BTCOEX */ @@ -465,8 +480,8 @@ void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type); #define ATH_DUMP_BTCOEX(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, \ - "%20s : %10d\n", _s, (_val)); \ + len += scnprintf(buf + len, size - len, \ + "%20s : %10d\n", _s, (_val)); \ } while (0) enum bt_op_flags { @@ -475,20 +490,19 @@ enum bt_op_flags { }; struct ath_btcoex { - bool hw_timer_enabled; spinlock_t btcoex_lock; struct timer_list period_timer; /* Timer for BT period */ + struct timer_list no_stomp_timer; u32 bt_priority_cnt; unsigned long bt_priority_time; unsigned long op_flags; int bt_stomp_type; /* Types of BT stomping */ - u32 btcoex_no_stomp; /* in usec */ + u32 btcoex_no_stomp; /* in msec */ u32 btcoex_period; /* in msec */ - u32 btscan_no_stomp; /* in usec */ + u32 btscan_no_stomp; /* in msec */ u32 duty_cycle; u32 bt_wait_time; int rssi_count; - struct ath_gen_timer *no_stomp_timer; /* Timer for no BT stomping */ struct ath_mci_profile mci; u8 stomp_audio; }; @@ -536,12 +550,6 @@ static inline int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 size) } #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ -struct ath9k_wow_pattern { - u8 pattern_bytes[MAX_PATTERN_SIZE]; - u8 mask_bytes[MAX_PATTERN_SIZE]; - u32 pattern_len; -}; - /********************/ /* LED Control */ /********************/ @@ -569,6 +577,40 @@ static inline void ath_fill_led_pin(struct ath_softc *sc) } #endif +/************************/ +/* Wake on Wireless LAN */ +/************************/ + +struct ath9k_wow_pattern { + u8 pattern_bytes[MAX_PATTERN_SIZE]; + u8 mask_bytes[MAX_PATTERN_SIZE]; + u32 pattern_len; +}; + +#ifdef CONFIG_ATH9K_WOW +void ath9k_init_wow(struct ieee80211_hw *hw); +int ath9k_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan); +int ath9k_resume(struct ieee80211_hw *hw); +void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled); +#else +static inline void ath9k_init_wow(struct ieee80211_hw *hw) +{ +} +static inline int ath9k_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) +{ + return 0; +} +static inline int ath9k_resume(struct ieee80211_hw *hw) +{ + return 0; +} +static inline void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled) +{ +} +#endif /* CONFIG_ATH9K_WOW */ + /*******************************/ /* Antenna diversity/combining */ /*******************************/ @@ -584,19 +626,13 @@ static inline void ath_fill_led_pin(struct ath_softc *sc) #define ATH_ANT_DIV_COMB_MAX_COUNT 100 #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO 30 #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2 20 +#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO_LOW_RSSI 50 +#define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2_LOW_RSSI 50 -#define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1 #define ATH_ANT_DIV_COMB_LNA1_DELTA_HI -4 #define ATH_ANT_DIV_COMB_LNA1_DELTA_MID -2 #define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW 2 -enum ath9k_ant_div_comb_lna_conf { - ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2, - ATH_ANT_DIV_COMB_LNA2, - ATH_ANT_DIV_COMB_LNA1, - ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2, -}; - struct ath_ant_comb { u16 count; u16 total_pkt_count; @@ -613,44 +649,50 @@ struct ath_ant_comb { int rssi_first; int rssi_second; int rssi_third; + int ant_ratio; + int ant_ratio2; bool alt_good; int quick_scan_cnt; - int main_conf; + enum ath9k_ant_div_comb_lna_conf main_conf; enum ath9k_ant_div_comb_lna_conf first_quick_scan_conf; enum ath9k_ant_div_comb_lna_conf second_quick_scan_conf; bool first_ratio; bool second_ratio; unsigned long scan_start_time; + + /* + * Card-specific config values. + */ + int low_rssi_thresh; + int fast_div_bias; }; void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs); -void ath_ant_comb_update(struct ath_softc *sc); /********************/ /* Main driver core */ /********************/ +#define ATH9K_PCI_CUS198 0x0001 +#define ATH9K_PCI_CUS230 0x0002 +#define ATH9K_PCI_CUS217 0x0004 +#define ATH9K_PCI_CUS252 0x0008 +#define ATH9K_PCI_WOW 0x0010 +#define ATH9K_PCI_BT_ANT_DIV 0x0020 +#define ATH9K_PCI_D3_L1_WAR 0x0040 +#define ATH9K_PCI_AR9565_1ANT 0x0080 +#define ATH9K_PCI_AR9565_2ANT 0x0100 +#define ATH9K_PCI_NO_PLL_PWRSAVE 0x0200 +#define ATH9K_PCI_KILLER 0x0400 + /* * Default cache line size, in bytes. * Used when PCI device not fully initialized by bootrom/BIOS */ #define DEFAULT_CACHELINE 32 -#define ATH_REGCLASSIDS_MAX 10 #define ATH_CABQ_READY_TIME 80 /* % of beacon interval */ -#define ATH_MAX_SW_RETRIES 30 -#define ATH_CHAN_MAX 255 - #define ATH_TXPOWER_MAX 100 /* .5 dBm units */ -#define ATH_RATE_DUMMY_MARKER 0 - -enum sc_op_flags { - SC_OP_INVALID, - SC_OP_BEACONS, - SC_OP_RXFLUSH, - SC_OP_ANI_RUN, - SC_OP_PRIM_STA_VIF, - SC_OP_HW_RESET, -}; +#define MAX_GTT_CNT 5 /* Powersave flags */ #define PS_WAIT_FOR_BEACON BIT(0) @@ -660,21 +702,6 @@ enum sc_op_flags { #define PS_BEACON_SYNC BIT(4) #define PS_WAIT_FOR_ANI BIT(5) -struct ath_rate_table; - -struct ath9k_vif_iter_data { - const u8 *hw_macaddr; /* phy's hardware address, set - * before starting iteration for - * valid bssid mask. - */ - u8 mask[ETH_ALEN]; /* bssid mask */ - int naps; /* number of AP vifs */ - int nmeshes; /* number of mesh vifs */ - int nstations; /* number of station vifs */ - int nwds; /* number of WDS vifs */ - int nadhocs; /* number of adhoc vifs */ -}; - struct ath_softc { struct ieee80211_hw *hw; struct device *dev; @@ -692,13 +719,16 @@ struct ath_softc { spinlock_t sc_pcu_lock; struct mutex mutex; struct work_struct paprd_work; - struct work_struct hw_check_work; struct work_struct hw_reset_work; struct completion paprd_complete; + wait_queue_head_t tx_wait; - unsigned int hw_busy_count; - unsigned long sc_flags; + struct ath_gen_timer *p2p_ps_timer; + struct ath_vif *p2p_ps_vif; + unsigned long driver_data; + + u8 gtt_cnt; u32 intrstatus; u16 ps_flags; /* PS_* */ u16 curtxpow; @@ -712,7 +742,6 @@ struct ath_softc { struct ath_rx rx; struct ath_tx tx; struct ath_beacon beacon; - struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; #ifdef CONFIG_MAC80211_LEDS bool led_registered; @@ -721,7 +750,6 @@ struct ath_softc { #endif struct ath9k_hw_cal_data caldata; - int last_rssi; #ifdef CONFIG_ATH9K_DEBUGFS struct ath9k_debug debug; @@ -729,7 +757,7 @@ struct ath_softc { struct ath_beacon_config cur_beacon_conf; struct delayed_work tx_complete_work; struct delayed_work hw_pll_work; - struct timer_list rx_poll_timer; + struct timer_list sleep_timer; #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT struct ath_btcoex btcoex; @@ -742,37 +770,66 @@ struct ath_softc { struct ath_ant_comb ant_comb; u8 ant_tx, ant_rx; struct dfs_pattern_detector *dfs_detector; + u64 dfs_prev_pulse_ts; u32 wow_enabled; + /* relay(fs) channel for spectral scan */ + struct rchan *rfs_chan_spec_scan; + enum spectral_mode spectral_mode; + struct ath_spec_scan spec_config; + + struct ieee80211_vif *tx99_vif; + struct sk_buff *tx99_skb; + bool tx99_state; + s16 tx99_power; -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_ATH9K_WOW atomic_t wow_got_bmiss_intr; atomic_t wow_sleep_proc_intr; /* in the middle of WoW sleep ? */ u32 wow_intr_before_sleep; #endif }; -void ath9k_tasklet(unsigned long data); -int ath_cabq_update(struct ath_softc *); +/********/ +/* TX99 */ +/********/ + +#ifdef CONFIG_ATH9K_TX99 +void ath9k_tx99_init_debug(struct ath_softc *sc); +int ath9k_tx99_send(struct ath_softc *sc, struct sk_buff *skb, + struct ath_tx_control *txctl); +#else +static inline void ath9k_tx99_init_debug(struct ath_softc *sc) +{ +} +static inline int ath9k_tx99_send(struct ath_softc *sc, + struct sk_buff *skb, + struct ath_tx_control *txctl) +{ + return 0; +} +#endif /* CONFIG_ATH9K_TX99 */ static inline void ath_read_cachesize(struct ath_common *common, int *csz) { common->bus_ops->read_cachesize(common, csz); } -extern struct ieee80211_ops ath9k_ops; -extern int ath9k_modparam_nohwcrypt; -extern int led_blink; -extern bool is_ath9k_unloaded; - +void ath9k_tasklet(unsigned long data); +int ath_cabq_update(struct ath_softc *); u8 ath9k_parse_mpdudensity(u8 mpdudensity); irqreturn_t ath_isr(int irq, void *dev); +int ath_reset(struct ath_softc *sc); +void ath_cancel_work(struct ath_softc *sc); +void ath_restart_work(struct ath_softc *sc); int ath9k_init_device(u16 devid, struct ath_softc *sc, const struct ath_bus_ops *bus_ops); void ath9k_deinit_device(struct ath_softc *sc); -void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw); void ath9k_reload_chainmask_settings(struct ath_softc *sc); - -bool ath9k_uses_beacons(int type); +u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate); +void ath_start_rfkill_poll(struct ath_softc *sc); +void ath9k_rfkill_poll_state(struct ieee80211_hw *hw); +void ath9k_ps_wakeup(struct ath_softc *sc); +void ath9k_ps_restore(struct ath_softc *sc); #ifdef CONFIG_ATH9K_PCI int ath_pci_init(void); @@ -790,15 +847,4 @@ static inline int ath_ahb_init(void) { return 0; }; static inline void ath_ahb_exit(void) {}; #endif -void ath9k_ps_wakeup(struct ath_softc *sc); -void ath9k_ps_restore(struct ath_softc *sc); - -u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate); - -void ath_start_rfkill_poll(struct ath_softc *sc); -extern void ath9k_rfkill_poll_state(struct ieee80211_hw *hw); -void ath9k_calculate_iter_data(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ath9k_vif_iter_data *iter_data); - #endif /* ATH9K_H */ diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 531fffd801a..e387f0b2954 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -39,7 +39,8 @@ static void ath9k_beaconq_config(struct ath_softc *sc) ath9k_hw_get_txq_props(ah, sc->beacon.beaconq, &qi); - if (sc->sc_ah->opmode == NL80211_IFTYPE_AP) { + if (sc->sc_ah->opmode == NL80211_IFTYPE_AP || + sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT) { /* Always burst out beacon and CAB traffic. */ qi.tqi_aifs = 1; qi.tqi_cwmin = 0; @@ -79,7 +80,7 @@ static void ath9k_beacon_setup(struct ath_softc *sc, struct ieee80211_vif *vif, u8 chainmask = ah->txchainmask; u8 rate = 0; - sband = &sc->sbands[common->hw->conf.channel->band]; + sband = &common->sbands[common->hw->conf.chandef.chan->band]; rate = sband->bitrates[rateidx].hw_value; if (vif->bss_conf.use_short_preamble) rate |= sband->bitrates[rateidx].hw_value_short; @@ -107,23 +108,6 @@ static void ath9k_beacon_setup(struct ath_softc *sc, struct ieee80211_vif *vif, ath9k_hw_set_txdesc(ah, bf->bf_desc, &info); } -static void ath9k_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct ath_softc *sc = hw->priv; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - struct ath_tx_control txctl; - - memset(&txctl, 0, sizeof(struct ath_tx_control)); - txctl.txq = sc->beacon.cabq; - - ath_dbg(common, XMIT, "transmitting CABQ packet, skb: %p\n", skb); - - if (ath_tx_start(hw, skb, &txctl) != 0) { - ath_dbg(common, XMIT, "CABQ TX failed\n"); - ieee80211_free_txskb(hw, skb); - } -} - static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -147,6 +131,7 @@ static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw, skb->len, DMA_TO_DEVICE); dev_kfree_skb_any(skb); bf->bf_buf_addr = 0; + bf->bf_mpdu = NULL; } skb = ieee80211_beacon_get(hw, vif); @@ -198,16 +183,14 @@ static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw, if (sc->nvifs > 1) { ath_dbg(common, BEACON, "Flushing previous cabq traffic\n"); - ath_draintxq(sc, cabq, false); + ath_draintxq(sc, cabq); } } ath9k_beacon_setup(sc, vif, bf, info->control.rates[0].idx); - while (skb) { - ath9k_tx_cabq(hw, skb); - skb = ieee80211_get_buffered_bc(hw, vif); - } + if (skb) + ath_tx_cabq(hw, vif, skb); return bf; } @@ -272,7 +255,8 @@ static int ath9k_beacon_choose_slot(struct ath_softc *sc) u64 tsf; int slot; - if (sc->sc_ah->opmode != NL80211_IFTYPE_AP) { + if (sc->sc_ah->opmode != NL80211_IFTYPE_AP && + sc->sc_ah->opmode != NL80211_IFTYPE_MESH_POINT) { ath_dbg(common, BEACON, "slot 0, tsf: %llu\n", ath9k_hw_gettsf64(sc->sc_ah)); return 0; @@ -290,23 +274,49 @@ static int ath9k_beacon_choose_slot(struct ath_softc *sc) return slot; } -void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif) +static void ath9k_set_tsfadjust(struct ath_softc *sc, struct ieee80211_vif *vif) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf; struct ath_vif *avp = (void *)vif->drv_priv; - u64 tsfadjust; + u32 tsfadjust; if (avp->av_bslot == 0) return; - tsfadjust = cur_conf->beacon_interval * avp->av_bslot / ATH_BCBUF; - avp->tsf_adjust = cpu_to_le64(TU_TO_USEC(tsfadjust)); + tsfadjust = cur_conf->beacon_interval * avp->av_bslot; + tsfadjust = TU_TO_USEC(tsfadjust) / ATH_BCBUF; + avp->tsf_adjust = cpu_to_le64(tsfadjust); ath_dbg(common, CONFIG, "tsfadjust is: %llu for bslot: %d\n", (unsigned long long)tsfadjust, avp->av_bslot); } +bool ath9k_csa_is_finished(struct ath_softc *sc, struct ieee80211_vif *vif) +{ + if (!vif || !vif->csa_active) + return false; + + if (!ieee80211_csa_is_complete(vif)) + return false; + + ieee80211_csa_finish(vif); + return true; +} + +static void ath9k_csa_update_vif(void *data, u8 *mac, struct ieee80211_vif *vif) +{ + struct ath_softc *sc = data; + ath9k_csa_is_finished(sc, vif); +} + +void ath9k_csa_update(struct ath_softc *sc) +{ + ieee80211_iterate_active_interfaces_atomic(sc->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath9k_csa_update_vif, sc); +} + void ath9k_beacon_tasklet(unsigned long data) { struct ath_softc *sc = (struct ath_softc *)data; @@ -317,7 +327,7 @@ void ath9k_beacon_tasklet(unsigned long data) bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); int slot; - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) { + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) { ath_dbg(common, RESET, "reset work is pending, skip beaconing now\n"); return; @@ -333,8 +343,16 @@ void ath9k_beacon_tasklet(unsigned long data) if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0) { sc->beacon.bmisscnt++; - if (!ath9k_hw_check_alive(ah)) - ieee80211_queue_work(sc->hw, &sc->hw_check_work); + ath9k_hw_check_nav(ah); + + /* + * If the previous beacon has not been transmitted + * and a MAC/BB hang has been identified, return + * here because a chip reset would have been + * initiated. + */ + if (!ath_hw_check(sc)) + return; if (sc->beacon.bmisscnt < BSTUCK_THRESH * sc->nbcnvifs) { ath_dbg(common, BSTUCK, @@ -355,11 +373,14 @@ void ath9k_beacon_tasklet(unsigned long data) slot = ath9k_beacon_choose_slot(sc); vif = sc->beacon.bslot[slot]; + /* EDMA devices check that in the tx completion function. */ + if (!edma && ath9k_csa_is_finished(sc, vif)) + return; + if (!vif || !vif->bss_conf.enable_beacon) return; bf = ath9k_beacon_generate(sc->hw, vif); - WARN_ON(!bf); if (sc->beacon.bmisscnt != 0) { ath_dbg(common, BSTUCK, "resume beacon xmit after %u misses\n", @@ -407,12 +428,17 @@ void ath9k_beacon_tasklet(unsigned long data) } } -static void ath9k_beacon_init(struct ath_softc *sc, u32 nexttbtt, u32 intval) +/* + * Both nexttbtt and intval have to be in usecs. + */ +static void ath9k_beacon_init(struct ath_softc *sc, u32 nexttbtt, + u32 intval, bool reset_tsf) { struct ath_hw *ah = sc->sc_ah; ath9k_hw_disable_interrupts(ah); - ath9k_hw_reset_tsf(ah); + if (reset_tsf) + ath9k_hw_reset_tsf(ah); ath9k_beaconq_config(sc); ath9k_hw_beaconinit(ah, nexttbtt, intval); sc->beacon.bmisscnt = 0; @@ -429,144 +455,18 @@ static void ath9k_beacon_config_ap(struct ath_softc *sc, struct ath_beacon_config *conf) { struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - u32 nexttbtt, intval; - - /* NB: the beacon interval is kept internally in TU's */ - intval = TU_TO_USEC(conf->beacon_interval); - intval /= ATH_BCBUF; - nexttbtt = intval; - if (conf->enable_beacon) - ah->imask |= ATH9K_INT_SWBA; - else - ah->imask &= ~ATH9K_INT_SWBA; - - ath_dbg(common, BEACON, "AP nexttbtt: %u intval: %u conf_intval: %u\n", - nexttbtt, intval, conf->beacon_interval); - - ath9k_beacon_init(sc, nexttbtt, intval); + ath9k_cmn_beacon_config_ap(ah, conf, ATH_BCBUF); + ath9k_beacon_init(sc, conf->nexttbtt, conf->intval, false); } -/* - * This sets up the beacon timers according to the timestamp of the last - * received beacon and the current TSF, configures PCF and DTIM - * handling, programs the sleep registers so the hardware will wakeup in - * time to receive beacons, and configures the beacon miss handling so - * we'll receive a BMISS interrupt when we stop seeing beacons from the AP - * we've associated with. - */ -static void ath9k_beacon_config_sta(struct ath_softc *sc, +static void ath9k_beacon_config_sta(struct ath_hw *ah, struct ath_beacon_config *conf) { - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); struct ath9k_beacon_state bs; - int dtimperiod, dtimcount, sleepduration; - int cfpperiod, cfpcount; - u32 nexttbtt = 0, intval, tsftu; - u64 tsf; - int num_beacons, offset, dtim_dec_count, cfp_dec_count; - /* No need to configure beacon if we are not associated */ - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) { - ath_dbg(common, BEACON, - "STA is not yet associated..skipping beacon config\n"); + if (ath9k_cmn_beacon_config_sta(ah, conf, &bs) == -EPERM) return; - } - - memset(&bs, 0, sizeof(bs)); - intval = conf->beacon_interval; - - /* - * Setup dtim and cfp parameters according to - * last beacon we received (which may be none). - */ - dtimperiod = conf->dtim_period; - dtimcount = conf->dtim_count; - if (dtimcount >= dtimperiod) /* NB: sanity check */ - dtimcount = 0; - cfpperiod = 1; /* NB: no PCF support yet */ - cfpcount = 0; - - sleepduration = conf->listen_interval * intval; - - /* - * Pull nexttbtt forward to reflect the current - * TSF and calculate dtim+cfp state for the result. - */ - tsf = ath9k_hw_gettsf64(ah); - tsftu = TSF_TO_TU(tsf>>32, tsf) + FUDGE; - - num_beacons = tsftu / intval + 1; - offset = tsftu % intval; - nexttbtt = tsftu - offset; - if (offset) - nexttbtt += intval; - - /* DTIM Beacon every dtimperiod Beacon */ - dtim_dec_count = num_beacons % dtimperiod; - /* CFP every cfpperiod DTIM Beacon */ - cfp_dec_count = (num_beacons / dtimperiod) % cfpperiod; - if (dtim_dec_count) - cfp_dec_count++; - - dtimcount -= dtim_dec_count; - if (dtimcount < 0) - dtimcount += dtimperiod; - - cfpcount -= cfp_dec_count; - if (cfpcount < 0) - cfpcount += cfpperiod; - - bs.bs_intval = intval; - bs.bs_nexttbtt = nexttbtt; - bs.bs_dtimperiod = dtimperiod*intval; - bs.bs_nextdtim = bs.bs_nexttbtt + dtimcount*intval; - bs.bs_cfpperiod = cfpperiod*bs.bs_dtimperiod; - bs.bs_cfpnext = bs.bs_nextdtim + cfpcount*bs.bs_dtimperiod; - bs.bs_cfpmaxduration = 0; - - /* - * Calculate the number of consecutive beacons to miss* before taking - * a BMISS interrupt. The configuration is specified in TU so we only - * need calculate based on the beacon interval. Note that we clamp the - * result to at most 15 beacons. - */ - if (sleepduration > intval) { - bs.bs_bmissthreshold = conf->listen_interval * - ATH_DEFAULT_BMISS_LIMIT / 2; - } else { - bs.bs_bmissthreshold = DIV_ROUND_UP(conf->bmiss_timeout, intval); - if (bs.bs_bmissthreshold > 15) - bs.bs_bmissthreshold = 15; - else if (bs.bs_bmissthreshold <= 0) - bs.bs_bmissthreshold = 1; - } - - /* - * Calculate sleep duration. The configuration is given in ms. - * We ensure a multiple of the beacon period is used. Also, if the sleep - * duration is greater than the DTIM period then it makes senses - * to make it a multiple of that. - * - * XXX fixed at 100ms - */ - - bs.bs_sleepduration = roundup(IEEE80211_MS_TO_TU(100), sleepduration); - if (bs.bs_sleepduration > bs.bs_dtimperiod) - bs.bs_sleepduration = bs.bs_dtimperiod; - - /* TSF out of range threshold fixed at 1 second */ - bs.bs_tsfoor_threshold = ATH9K_TSFOOR_THRESHOLD; - - ath_dbg(common, BEACON, "tsf: %llu tsftu: %u\n", tsf, tsftu); - ath_dbg(common, BEACON, - "bmiss: %u sleep: %u cfp-period: %u maxdur: %u next: %u\n", - bs.bs_bmissthreshold, bs.bs_sleepduration, - bs.bs_cfpperiod, bs.bs_cfpmaxduration, bs.bs_cfpnext); - - /* Set the computed STA beacon timers */ ath9k_hw_disable_interrupts(ah); ath9k_hw_set_sta_beacon_timers(ah, &bs); @@ -581,25 +481,23 @@ static void ath9k_beacon_config_adhoc(struct ath_softc *sc, { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - u32 intval, nexttbtt; ath9k_reset_beacon_status(sc); - intval = TU_TO_USEC(conf->beacon_interval); - nexttbtt = intval; - - if (conf->enable_beacon) - ah->imask |= ATH9K_INT_SWBA; - else - ah->imask &= ~ATH9K_INT_SWBA; + ath9k_cmn_beacon_config_adhoc(ah, conf); - ath_dbg(common, BEACON, "IBSS nexttbtt: %u intval: %u conf_intval: %u\n", - nexttbtt, intval, conf->beacon_interval); + ath9k_beacon_init(sc, conf->nexttbtt, conf->intval, conf->ibss_creator); - ath9k_beacon_init(sc, nexttbtt, intval); + /* + * Set the global 'beacon has been configured' flag for the + * joiner case in IBSS mode. + */ + if (!conf->ibss_creator && conf->enable_beacon) + set_bit(ATH_OP_BEACONS, &common->op_flags); } -bool ath9k_allow_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif) +static bool ath9k_allow_beacon_config(struct ath_softc *sc, + struct ieee80211_vif *vif) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_vif *avp = (void *)vif->drv_priv; @@ -615,7 +513,7 @@ bool ath9k_allow_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif) if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) { if ((vif->type == NL80211_IFTYPE_STATION) && - test_bit(SC_OP_BEACONS, &sc->sc_flags) && + test_bit(ATH_OP_BEACONS, &common->op_flags) && !avp->primary_sta_vif) { ath_dbg(common, CONFIG, "Beacon already configured for a station interface\n"); @@ -637,10 +535,8 @@ static void ath9k_cache_beacon_config(struct ath_softc *sc, cur_conf->beacon_interval = bss_conf->beacon_int; cur_conf->dtim_period = bss_conf->dtim_period; - cur_conf->listen_interval = 1; cur_conf->dtim_count = 1; - cur_conf->bmiss_timeout = - ATH_DEFAULT_BMISS_LIMIT * cur_conf->beacon_interval; + cur_conf->ibss_creator = bss_conf->ibss_creator; /* * It looks like mac80211 may end up using beacon interval of zero in @@ -651,6 +547,9 @@ static void ath9k_cache_beacon_config(struct ath_softc *sc, if (cur_conf->beacon_interval == 0) cur_conf->beacon_interval = 100; + cur_conf->bmiss_timeout = + ATH_DEFAULT_BMISS_LIMIT * cur_conf->beacon_interval; + /* * We don't parse dtim period from mac80211 during the driver * initialization as it breaks association with hidden-ssid @@ -666,34 +565,66 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif, { struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + unsigned long flags; + bool skip_beacon = false; + + if (vif->type == NL80211_IFTYPE_AP) + ath9k_set_tsfadjust(sc, vif); + + if (!ath9k_allow_beacon_config(sc, vif)) + return; if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) { ath9k_cache_beacon_config(sc, bss_conf); ath9k_set_beacon(sc); - set_bit(SC_OP_BEACONS, &sc->sc_flags); - } else { - /* - * Take care of multiple interfaces when - * enabling/disabling SWBA. - */ - if (changed & BSS_CHANGED_BEACON_ENABLED) { - if (!bss_conf->enable_beacon && - (sc->nbcnvifs <= 1)) { - cur_conf->enable_beacon = false; - } else if (bss_conf->enable_beacon) { - cur_conf->enable_beacon = true; - ath9k_cache_beacon_config(sc, bss_conf); - } + set_bit(ATH_OP_BEACONS, &common->op_flags); + return; + } + + /* + * Take care of multiple interfaces when + * enabling/disabling SWBA. + */ + if (changed & BSS_CHANGED_BEACON_ENABLED) { + if (!bss_conf->enable_beacon && + (sc->nbcnvifs <= 1)) { + cur_conf->enable_beacon = false; + } else if (bss_conf->enable_beacon) { + cur_conf->enable_beacon = true; + ath9k_cache_beacon_config(sc, bss_conf); } + } - if (cur_conf->beacon_interval) { + /* + * Configure the HW beacon registers only when we have a valid + * beacon interval. + */ + if (cur_conf->beacon_interval) { + /* + * If we are joining an existing IBSS network, start beaconing + * only after a TSF-sync has taken place. Ensure that this + * happens by setting the appropriate flags. + */ + if ((changed & BSS_CHANGED_IBSS) && !bss_conf->ibss_creator && + bss_conf->enable_beacon) { + spin_lock_irqsave(&sc->sc_pm_lock, flags); + sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON; + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + skip_beacon = true; + } else { ath9k_set_beacon(sc); - - if (cur_conf->enable_beacon) - set_bit(SC_OP_BEACONS, &sc->sc_flags); - else - clear_bit(SC_OP_BEACONS, &sc->sc_flags); } + + /* + * Do not set the ATH_OP_BEACONS flag for IBSS joiner mode + * here, it is done in ath9k_beacon_config_adhoc(). + */ + if (cur_conf->enable_beacon && !skip_beacon) + set_bit(ATH_OP_BEACONS, &common->op_flags); + else + clear_bit(ATH_OP_BEACONS, &common->op_flags); } } @@ -704,14 +635,14 @@ void ath9k_set_beacon(struct ath_softc *sc) switch (sc->sc_ah->opmode) { case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_MESH_POINT: ath9k_beacon_config_ap(sc, cur_conf); break; case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: ath9k_beacon_config_adhoc(sc, cur_conf); break; case NL80211_IFTYPE_STATION: - ath9k_beacon_config_sta(sc, cur_conf); + ath9k_beacon_config_sta(sc->sc_ah, cur_conf); break; default: ath_dbg(common, CONFIG, "Unsupported beaconing mode\n"); diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index 9963b0bf9f7..3dfc2c7f1f0 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -66,7 +66,6 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum) .bt_first_slot_time = 5, .bt_hold_rx_clear = true, }; - u32 i, idx; bool rxclear_polarity = ath_bt_config.bt_rxclear_polarity; if (AR_SREV_9300_20_OR_LATER(ah)) @@ -88,11 +87,6 @@ void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum) SM(ath_bt_config.bt_hold_rx_clear, AR_BT_HOLD_RX_CLEAR) | SM(ATH_BTCOEX_BMISS_THRESH, AR_BT_BCN_MISS_THRESH) | AR_BT_DISABLE_BT_ANT; - - for (i = 0; i < 32; i++) { - idx = (debruijn32 << i) >> 27; - ah->hw_gen_timers.gen_timer_index[idx] = i; - } } EXPORT_SYMBOL(ath9k_hw_init_btcoex_hw); diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index 1e8508530e9..278365b8a89 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -63,13 +63,13 @@ static s16 ath9k_hw_get_default_nf(struct ath_hw *ah, return ath9k_hw_get_nf_limits(ah, chan)->nominal; } -s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan) +s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan, + s16 nf) { s8 noise = ATH_DEFAULT_NOISE_FLOOR; - if (chan && chan->noisefloor) { - s8 delta = chan->noisefloor - - ATH9K_NF_CAL_NOISE_THRESH - + if (nf) { + s8 delta = nf - ATH9K_NF_CAL_NOISE_THRESH - ath9k_hw_get_default_nf(ah, chan); if (delta > 0) noise += delta; @@ -119,7 +119,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, ath_dbg(common, CALIBRATE, "NFmid[%d] (%d) > MAX (%d), %s\n", i, h[i].privNF, limit->max, - (cal->nfcal_interference ? + (test_bit(NFCAL_INTF, &cal->cal_flags) ? "not corrected (due to interference)" : "correcting to MAX")); @@ -130,7 +130,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, * we bypass this limit here in order to better deal * with our environment. */ - if (!cal->nfcal_interference) + if (!test_bit(NFCAL_INTF, &cal->cal_flags)) h[i].privNF = limit->max; } } @@ -141,7 +141,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, * Re-enable the enforcement of the NF maximum again. */ if (!high_nf_mid) - cal->nfcal_interference = false; + clear_bit(NFCAL_INTF, &cal->cal_flags); } static bool ath9k_hw_get_nf_thresh(struct ath_hw *ah, @@ -186,7 +186,6 @@ void ath9k_hw_reset_calibration(struct ath_hw *ah, bool ath9k_hw_reset_calvalid(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &common->hw->conf; struct ath9k_cal_list *currCal = ah->cal_list_curr; if (!ah->caldata) @@ -208,7 +207,7 @@ bool ath9k_hw_reset_calvalid(struct ath_hw *ah) return true; ath_dbg(common, CALIBRATE, "Resetting Cal %d state for channel %u\n", - currCal->calData->calType, conf->channel->center_freq); + currCal->calData->calType, ah->curchan->chan->center_freq); ah->caldata->CalValid &= ~currCal->calData->calType; currCal->calState = CAL_WAITING; @@ -220,7 +219,7 @@ EXPORT_SYMBOL(ath9k_hw_reset_calvalid); void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update) { if (ah->caldata) - ah->caldata->nfcal_pending = true; + set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_ENABLE_NF); @@ -242,7 +241,6 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) int32_t val; u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &common->hw->conf; s16 default_nf = ath9k_hw_get_default_nf(ah, chan); if (ah->caldata) @@ -252,7 +250,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) if (chainmask & (1 << i)) { s16 nfval; - if ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)) + if ((i >= AR5416_MAX_CHAINS) && !IS_CHAN_HT40(chan)) continue; if (h) @@ -314,7 +312,7 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) ENABLE_REGWRITE_BUFFER(ah); for (i = 0; i < NUM_NF_READINGS; i++) { if (chainmask & (1 << i)) { - if ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)) + if ((i >= AR5416_MAX_CHAINS) && !IS_CHAN_HT40(chan)) continue; val = REG_READ(ah, ah->nf_regs[i]); @@ -369,7 +367,6 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan) struct ieee80211_channel *c = chan->chan; struct ath9k_hw_cal_data *caldata = ah->caldata; - chan->channelFlags &= (~CHANNEL_CW_INT); if (REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF) { ath_dbg(common, CALIBRATE, "NF did not complete in calibration window\n"); @@ -384,20 +381,18 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan) ath_dbg(common, CALIBRATE, "noise floor failed detected; detected %d, threshold %d\n", nf, nfThresh); - chan->channelFlags |= CHANNEL_CW_INT; } if (!caldata) { chan->noisefloor = nf; - ah->noise = ath9k_hw_getchan_noise(ah, chan); return false; } h = caldata->nfCalHist; - caldata->nfcal_pending = false; + clear_bit(NFCAL_PENDING, &caldata->cal_flags); ath9k_hw_update_nfcal_hist_buffer(ah, caldata, nfarray); chan->noisefloor = h[0].privNF; - ah->noise = ath9k_hw_getchan_noise(ah, chan); + ah->noise = ath9k_hw_getchan_noise(ah, chan, chan->noisefloor); return true; } EXPORT_SYMBOL(ath9k_hw_getnf); @@ -410,8 +405,7 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah, int i, j; ah->caldata->channel = chan->channel; - ah->caldata->channelFlags = chan->channelFlags & ~CHANNEL_CW_INT; - ah->caldata->chanmode = chan->chanmode; + ah->caldata->channelFlags = chan->channelFlags; h = ah->caldata->nfCalHist; default_nf = ath9k_hw_get_default_nf(ah, chan); for (i = 0; i < NUM_NF_READINGS; i++) { @@ -440,12 +434,12 @@ void ath9k_hw_bstuck_nfcal(struct ath_hw *ah) * the baseband update the internal NF value itself, similar to * what is being done after a full reset. */ - if (!caldata->nfcal_pending) + if (!test_bit(NFCAL_PENDING, &caldata->cal_flags)) ath9k_hw_start_nfcal(ah, true); else if (!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF)) ath9k_hw_getnf(ah, ah->curchan); - caldata->nfcal_interference = true; + set_bit(NFCAL_INTF, &caldata->cal_flags); } EXPORT_SYMBOL(ath9k_hw_bstuck_nfcal); diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h index 60dcb6c22db..b8ed95e9a33 100644 --- a/drivers/net/wireless/ath/ath9k/calib.h +++ b/drivers/net/wireless/ath/ath9k/calib.h @@ -33,6 +33,12 @@ struct ar5416IniArray { u32 ia_columns; }; +#define STATIC_INI_ARRAY(array) { \ + .ia_array = (u32 *)(array), \ + .ia_rows = ARRAY_SIZE(array), \ + .ia_columns = ARRAY_SIZE(array[0]), \ + } + #define INIT_INI_ARRAY(iniarray, array) do { \ (iniarray)->ia_array = (u32 *)(array); \ (iniarray)->ia_rows = ARRAY_SIZE(array); \ @@ -110,7 +116,8 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah, void ath9k_hw_bstuck_nfcal(struct ath_hw *ah); void ath9k_hw_reset_calibration(struct ath_hw *ah, struct ath9k_cal_list *currCal); -s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan); +s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan, + s16 nf); #endif /* CALIB_H */ diff --git a/drivers/net/wireless/ath/ath9k/common-beacon.c b/drivers/net/wireless/ath/ath9k/common-beacon.c new file mode 100644 index 00000000000..775d1d20ce0 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-beacon.c @@ -0,0 +1,180 @@ +/* + * Copyright (c) 2008-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "common.h" + +#define FUDGE 2 + +/* Calculate the modulo of a 64 bit TSF snapshot with a TU divisor */ +static u32 ath9k_mod_tsf64_tu(u64 tsf, u32 div_tu) +{ + u32 tsf_mod, tsf_hi, tsf_lo, mod_hi, mod_lo; + + tsf_mod = tsf & (BIT(10) - 1); + tsf_hi = tsf >> 32; + tsf_lo = ((u32) tsf) >> 10; + + mod_hi = tsf_hi % div_tu; + mod_lo = ((mod_hi << 22) + tsf_lo) % div_tu; + + return (mod_lo << 10) | tsf_mod; +} + +static u32 ath9k_get_next_tbtt(struct ath_hw *ah, u64 tsf, + unsigned int interval) +{ + unsigned int offset; + + tsf += TU_TO_USEC(FUDGE + ah->config.sw_beacon_response_time); + offset = ath9k_mod_tsf64_tu(tsf, interval); + + return (u32) tsf + TU_TO_USEC(interval) - offset; +} + +/* + * This sets up the beacon timers according to the timestamp of the last + * received beacon and the current TSF, configures PCF and DTIM + * handling, programs the sleep registers so the hardware will wakeup in + * time to receive beacons, and configures the beacon miss handling so + * we'll receive a BMISS interrupt when we stop seeing beacons from the AP + * we've associated with. + */ +int ath9k_cmn_beacon_config_sta(struct ath_hw *ah, + struct ath_beacon_config *conf, + struct ath9k_beacon_state *bs) +{ + struct ath_common *common = ath9k_hw_common(ah); + int dtim_intval; + u64 tsf; + + /* No need to configure beacon if we are not associated */ + if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) { + ath_dbg(common, BEACON, + "STA is not yet associated..skipping beacon config\n"); + return -EPERM; + } + + memset(bs, 0, sizeof(*bs)); + conf->intval = conf->beacon_interval; + + /* + * Setup dtim parameters according to + * last beacon we received (which may be none). + */ + dtim_intval = conf->intval * conf->dtim_period; + + /* + * Pull nexttbtt forward to reflect the current + * TSF and calculate dtim state for the result. + */ + tsf = ath9k_hw_gettsf64(ah); + conf->nexttbtt = ath9k_get_next_tbtt(ah, tsf, conf->intval); + + bs->bs_intval = TU_TO_USEC(conf->intval); + bs->bs_dtimperiod = conf->dtim_period * bs->bs_intval; + bs->bs_nexttbtt = conf->nexttbtt; + bs->bs_nextdtim = conf->nexttbtt; + if (conf->dtim_period > 1) + bs->bs_nextdtim = ath9k_get_next_tbtt(ah, tsf, dtim_intval); + + /* + * Calculate the number of consecutive beacons to miss* before taking + * a BMISS interrupt. The configuration is specified in TU so we only + * need calculate based on the beacon interval. Note that we clamp the + * result to at most 15 beacons. + */ + bs->bs_bmissthreshold = DIV_ROUND_UP(conf->bmiss_timeout, conf->intval); + if (bs->bs_bmissthreshold > 15) + bs->bs_bmissthreshold = 15; + else if (bs->bs_bmissthreshold <= 0) + bs->bs_bmissthreshold = 1; + + /* + * Calculate sleep duration. The configuration is given in ms. + * We ensure a multiple of the beacon period is used. Also, if the sleep + * duration is greater than the DTIM period then it makes senses + * to make it a multiple of that. + * + * XXX fixed at 100ms + */ + + bs->bs_sleepduration = TU_TO_USEC(roundup(IEEE80211_MS_TO_TU(100), + conf->intval)); + if (bs->bs_sleepduration > bs->bs_dtimperiod) + bs->bs_sleepduration = bs->bs_dtimperiod; + + /* TSF out of range threshold fixed at 1 second */ + bs->bs_tsfoor_threshold = ATH9K_TSFOOR_THRESHOLD; + + ath_dbg(common, BEACON, "bmiss: %u sleep: %u\n", + bs->bs_bmissthreshold, bs->bs_sleepduration); + return 0; +} +EXPORT_SYMBOL(ath9k_cmn_beacon_config_sta); + +void ath9k_cmn_beacon_config_adhoc(struct ath_hw *ah, + struct ath_beacon_config *conf) +{ + struct ath_common *common = ath9k_hw_common(ah); + + conf->intval = TU_TO_USEC(conf->beacon_interval); + + if (conf->ibss_creator) + conf->nexttbtt = conf->intval; + else + conf->nexttbtt = ath9k_get_next_tbtt(ah, ath9k_hw_gettsf64(ah), + conf->beacon_interval); + + if (conf->enable_beacon) + ah->imask |= ATH9K_INT_SWBA; + else + ah->imask &= ~ATH9K_INT_SWBA; + + ath_dbg(common, BEACON, + "IBSS (%s) nexttbtt: %u intval: %u conf_intval: %u\n", + (conf->enable_beacon) ? "Enable" : "Disable", + conf->nexttbtt, conf->intval, conf->beacon_interval); +} +EXPORT_SYMBOL(ath9k_cmn_beacon_config_adhoc); + +/* + * For multi-bss ap support beacons are either staggered evenly over N slots or + * burst together. For the former arrange for the SWBA to be delivered for each + * slot. Slots that are not occupied will generate nothing. + */ +void ath9k_cmn_beacon_config_ap(struct ath_hw *ah, + struct ath_beacon_config *conf, + unsigned int bc_buf) +{ + struct ath_common *common = ath9k_hw_common(ah); + + /* NB: the beacon interval is kept internally in TU's */ + conf->intval = TU_TO_USEC(conf->beacon_interval); + conf->intval /= bc_buf; + conf->nexttbtt = ath9k_get_next_tbtt(ah, ath9k_hw_gettsf64(ah), + conf->beacon_interval); + + if (conf->enable_beacon) + ah->imask |= ATH9K_INT_SWBA; + else + ah->imask &= ~ATH9K_INT_SWBA; + + ath_dbg(common, BEACON, + "AP (%s) nexttbtt: %u intval: %u conf_intval: %u\n", + (conf->enable_beacon) ? "Enable" : "Disable", + conf->nexttbtt, conf->intval, conf->beacon_interval); +} +EXPORT_SYMBOL(ath9k_cmn_beacon_config_ap); diff --git a/drivers/net/wireless/ath/ath9k/common-beacon.h b/drivers/net/wireless/ath/ath9k/common-beacon.h new file mode 100644 index 00000000000..3665d27f0dc --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-beacon.h @@ -0,0 +1,26 @@ +/* + * Copyright (c) 2009-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +struct ath_beacon_config; + +int ath9k_cmn_beacon_config_sta(struct ath_hw *ah, + struct ath_beacon_config *conf, + struct ath9k_beacon_state *bs); +void ath9k_cmn_beacon_config_adhoc(struct ath_hw *ah, + struct ath_beacon_config *conf); +void ath9k_cmn_beacon_config_ap(struct ath_hw *ah, + struct ath_beacon_config *conf, + unsigned int bc_buf); diff --git a/drivers/net/wireless/ath/ath9k/common-debug.c b/drivers/net/wireless/ath/ath9k/common-debug.c new file mode 100644 index 00000000000..3b289f93340 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-debug.c @@ -0,0 +1,253 @@ +/* + * Copyright (c) 2008-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "common.h" + +static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_hw *ah = file->private_data; + u32 len = 0, size = 6000; + char *buf; + size_t retval; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +static const struct file_operations fops_modal_eeprom = { + .read = read_file_modal_eeprom, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + + +void ath9k_cmn_debug_modal_eeprom(struct dentry *debugfs_phy, + struct ath_hw *ah) +{ + debugfs_create_file("modal_eeprom", S_IRUSR, debugfs_phy, ah, + &fops_modal_eeprom); +} +EXPORT_SYMBOL(ath9k_cmn_debug_modal_eeprom); + +static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_hw *ah = file->private_data; + u32 len = 0, size = 1500; + ssize_t retval = 0; + char *buf; + + buf = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +static const struct file_operations fops_base_eeprom = { + .read = read_file_base_eeprom, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath9k_cmn_debug_base_eeprom(struct dentry *debugfs_phy, + struct ath_hw *ah) +{ + debugfs_create_file("base_eeprom", S_IRUSR, debugfs_phy, ah, + &fops_base_eeprom); +} +EXPORT_SYMBOL(ath9k_cmn_debug_base_eeprom); + +void ath9k_cmn_debug_stat_rx(struct ath_rx_stats *rxstats, + struct ath_rx_status *rs) +{ +#define RX_PHY_ERR_INC(c) rxstats->phy_err_stats[c]++ +#define RX_CMN_STAT_INC(c) (rxstats->c++) + + RX_CMN_STAT_INC(rx_pkts_all); + rxstats->rx_bytes_all += rs->rs_datalen; + + if (rs->rs_status & ATH9K_RXERR_CRC) + RX_CMN_STAT_INC(crc_err); + if (rs->rs_status & ATH9K_RXERR_DECRYPT) + RX_CMN_STAT_INC(decrypt_crc_err); + if (rs->rs_status & ATH9K_RXERR_MIC) + RX_CMN_STAT_INC(mic_err); + if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) + RX_CMN_STAT_INC(pre_delim_crc_err); + if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) + RX_CMN_STAT_INC(post_delim_crc_err); + if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) + RX_CMN_STAT_INC(decrypt_busy_err); + + if (rs->rs_status & ATH9K_RXERR_PHY) { + RX_CMN_STAT_INC(phy_err); + if (rs->rs_phyerr < ATH9K_PHYERR_MAX) + RX_PHY_ERR_INC(rs->rs_phyerr); + } + +#undef RX_CMN_STAT_INC +#undef RX_PHY_ERR_INC +} +EXPORT_SYMBOL(ath9k_cmn_debug_stat_rx); + +static ssize_t read_file_recv(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ +#define RXS_ERR(s, e) \ + do { \ + len += scnprintf(buf + len, size - len, \ + "%18s : %10u\n", s, \ + rxstats->e); \ + } while (0) + + struct ath_rx_stats *rxstats = file->private_data; + char *buf; + unsigned int len = 0, size = 1600; + ssize_t retval = 0; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + RXS_ERR("PKTS-ALL", rx_pkts_all); + RXS_ERR("BYTES-ALL", rx_bytes_all); + RXS_ERR("BEACONS", rx_beacons); + RXS_ERR("FRAGS", rx_frags); + RXS_ERR("SPECTRAL", rx_spectral); + + RXS_ERR("CRC ERR", crc_err); + RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); + RXS_ERR("PHY ERR", phy_err); + RXS_ERR("MIC ERR", mic_err); + RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); + RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); + RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); + RXS_ERR("LENGTH-ERR", rx_len_err); + RXS_ERR("OOM-ERR", rx_oom_err); + RXS_ERR("RATE-ERR", rx_rate_err); + RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err); + + if (len > size) + len = size; + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; + +#undef RXS_ERR +} + +static const struct file_operations fops_recv = { + .read = read_file_recv, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath9k_cmn_debug_recv(struct dentry *debugfs_phy, + struct ath_rx_stats *rxstats) +{ + debugfs_create_file("recv", S_IRUSR, debugfs_phy, rxstats, + &fops_recv); +} +EXPORT_SYMBOL(ath9k_cmn_debug_recv); + +static ssize_t read_file_phy_err(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ +#define PHY_ERR(s, p) \ + len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \ + rxstats->phy_err_stats[p]); + + struct ath_rx_stats *rxstats = file->private_data; + char *buf; + unsigned int len = 0, size = 1600; + ssize_t retval = 0; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); + PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); + PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); + PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); + PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); + PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); + PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); + PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); + PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); + PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); + PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); + PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); + PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); + PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); + PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); + PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); + PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); + PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); + PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); + PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); + PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); + PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); + PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); + PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); + PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); + PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); + + if (len > size) + len = size; + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; + +#undef PHY_ERR +} + +static const struct file_operations fops_phy_err = { + .read = read_file_phy_err, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath9k_cmn_debug_phy_err(struct dentry *debugfs_phy, + struct ath_rx_stats *rxstats) +{ + debugfs_create_file("phy_err", S_IRUSR, debugfs_phy, rxstats, + &fops_phy_err); +} +EXPORT_SYMBOL(ath9k_cmn_debug_phy_err); diff --git a/drivers/net/wireless/ath/ath9k/common-debug.h b/drivers/net/wireless/ath/ath9k/common-debug.h new file mode 100644 index 00000000000..7c9788490f7 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-debug.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2008-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + + + +/** + * struct ath_rx_stats - RX Statistics + * @rx_pkts_all: No. of total frames received, including ones that + may have had errors. + * @rx_bytes_all: No. of total bytes received, including ones that + may have had errors. + * @crc_err: No. of frames with incorrect CRC value + * @decrypt_crc_err: No. of frames whose CRC check failed after + decryption process completed + * @phy_err: No. of frames whose reception failed because the PHY + encountered an error + * @mic_err: No. of frames with incorrect TKIP MIC verification failure + * @pre_delim_crc_err: Pre-Frame delimiter CRC error detections + * @post_delim_crc_err: Post-Frame delimiter CRC error detections + * @decrypt_busy_err: Decryption interruptions counter + * @phy_err_stats: Individual PHY error statistics + * @rx_len_err: No. of frames discarded due to bad length. + * @rx_oom_err: No. of frames dropped due to OOM issues. + * @rx_rate_err: No. of frames dropped due to rate errors. + * @rx_too_many_frags_err: Frames dropped due to too-many-frags received. + * @rx_beacons: No. of beacons received. + * @rx_frags: No. of rx-fragements received. + * @rx_spectral: No of spectral packets received. + */ +struct ath_rx_stats { + u32 rx_pkts_all; + u32 rx_bytes_all; + u32 crc_err; + u32 decrypt_crc_err; + u32 phy_err; + u32 mic_err; + u32 pre_delim_crc_err; + u32 post_delim_crc_err; + u32 decrypt_busy_err; + u32 phy_err_stats[ATH9K_PHYERR_MAX]; + u32 rx_len_err; + u32 rx_oom_err; + u32 rx_rate_err; + u32 rx_too_many_frags_err; + u32 rx_beacons; + u32 rx_frags; + u32 rx_spectral; +}; + +void ath9k_cmn_debug_modal_eeprom(struct dentry *debugfs_phy, + struct ath_hw *ah); +void ath9k_cmn_debug_base_eeprom(struct dentry *debugfs_phy, + struct ath_hw *ah); +void ath9k_cmn_debug_stat_rx(struct ath_rx_stats *rxstats, + struct ath_rx_status *rs); +void ath9k_cmn_debug_recv(struct dentry *debugfs_phy, + struct ath_rx_stats *rxstats); +void ath9k_cmn_debug_phy_err(struct dentry *debugfs_phy, + struct ath_rx_stats *rxstats); diff --git a/drivers/net/wireless/ath/ath9k/common-init.c b/drivers/net/wireless/ath/ath9k/common-init.c new file mode 100644 index 00000000000..a006c149972 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-init.c @@ -0,0 +1,244 @@ +/* + * Copyright (c) 2008-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* We use the hw_value as an index into our private channel structure */ + +#include "common.h" + +#define CHAN2G(_freq, _idx) { \ + .band = IEEE80211_BAND_2GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 20, \ +} + +#define CHAN5G(_freq, _idx) { \ + .band = IEEE80211_BAND_5GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 20, \ +} + +/* Some 2 GHz radios are actually tunable on 2312-2732 + * on 5 MHz steps, we support the channels which we know + * we have calibration data for all cards though to make + * this static */ +static const struct ieee80211_channel ath9k_2ghz_chantable[] = { + CHAN2G(2412, 0), /* Channel 1 */ + CHAN2G(2417, 1), /* Channel 2 */ + CHAN2G(2422, 2), /* Channel 3 */ + CHAN2G(2427, 3), /* Channel 4 */ + CHAN2G(2432, 4), /* Channel 5 */ + CHAN2G(2437, 5), /* Channel 6 */ + CHAN2G(2442, 6), /* Channel 7 */ + CHAN2G(2447, 7), /* Channel 8 */ + CHAN2G(2452, 8), /* Channel 9 */ + CHAN2G(2457, 9), /* Channel 10 */ + CHAN2G(2462, 10), /* Channel 11 */ + CHAN2G(2467, 11), /* Channel 12 */ + CHAN2G(2472, 12), /* Channel 13 */ + CHAN2G(2484, 13), /* Channel 14 */ +}; + +/* Some 5 GHz radios are actually tunable on XXXX-YYYY + * on 5 MHz steps, we support the channels which we know + * we have calibration data for all cards though to make + * this static */ +static const struct ieee80211_channel ath9k_5ghz_chantable[] = { + /* _We_ call this UNII 1 */ + CHAN5G(5180, 14), /* Channel 36 */ + CHAN5G(5200, 15), /* Channel 40 */ + CHAN5G(5220, 16), /* Channel 44 */ + CHAN5G(5240, 17), /* Channel 48 */ + /* _We_ call this UNII 2 */ + CHAN5G(5260, 18), /* Channel 52 */ + CHAN5G(5280, 19), /* Channel 56 */ + CHAN5G(5300, 20), /* Channel 60 */ + CHAN5G(5320, 21), /* Channel 64 */ + /* _We_ call this "Middle band" */ + CHAN5G(5500, 22), /* Channel 100 */ + CHAN5G(5520, 23), /* Channel 104 */ + CHAN5G(5540, 24), /* Channel 108 */ + CHAN5G(5560, 25), /* Channel 112 */ + CHAN5G(5580, 26), /* Channel 116 */ + CHAN5G(5600, 27), /* Channel 120 */ + CHAN5G(5620, 28), /* Channel 124 */ + CHAN5G(5640, 29), /* Channel 128 */ + CHAN5G(5660, 30), /* Channel 132 */ + CHAN5G(5680, 31), /* Channel 136 */ + CHAN5G(5700, 32), /* Channel 140 */ + /* _We_ call this UNII 3 */ + CHAN5G(5745, 33), /* Channel 149 */ + CHAN5G(5765, 34), /* Channel 153 */ + CHAN5G(5785, 35), /* Channel 157 */ + CHAN5G(5805, 36), /* Channel 161 */ + CHAN5G(5825, 37), /* Channel 165 */ +}; + +/* Atheros hardware rate code addition for short premble */ +#define SHPCHECK(__hw_rate, __flags) \ + ((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04 ) : 0) + +#define RATE(_bitrate, _hw_rate, _flags) { \ + .bitrate = (_bitrate), \ + .flags = (_flags), \ + .hw_value = (_hw_rate), \ + .hw_value_short = (SHPCHECK(_hw_rate, _flags)) \ +} + +static struct ieee80211_rate ath9k_legacy_rates[] = { + RATE(10, 0x1b, 0), + RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(60, 0x0b, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(90, 0x0f, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(120, 0x0a, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(180, 0x0e, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(240, 0x09, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(360, 0x0d, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(480, 0x08, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), + RATE(540, 0x0c, (IEEE80211_RATE_SUPPORTS_5MHZ | + IEEE80211_RATE_SUPPORTS_10MHZ)), +}; + +int ath9k_cmn_init_channels_rates(struct ath_common *common) +{ + struct ath_hw *ah = (struct ath_hw *)common->ah; + void *channels; + + BUILD_BUG_ON(ARRAY_SIZE(ath9k_2ghz_chantable) + + ARRAY_SIZE(ath9k_5ghz_chantable) != + ATH9K_NUM_CHANNELS); + + if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) { + channels = devm_kzalloc(ah->dev, + sizeof(ath9k_2ghz_chantable), GFP_KERNEL); + if (!channels) + return -ENOMEM; + + memcpy(channels, ath9k_2ghz_chantable, + sizeof(ath9k_2ghz_chantable)); + common->sbands[IEEE80211_BAND_2GHZ].channels = channels; + common->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ; + common->sbands[IEEE80211_BAND_2GHZ].n_channels = + ARRAY_SIZE(ath9k_2ghz_chantable); + common->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates; + common->sbands[IEEE80211_BAND_2GHZ].n_bitrates = + ARRAY_SIZE(ath9k_legacy_rates); + } + + if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) { + channels = devm_kzalloc(ah->dev, + sizeof(ath9k_5ghz_chantable), GFP_KERNEL); + if (!channels) + return -ENOMEM; + + memcpy(channels, ath9k_5ghz_chantable, + sizeof(ath9k_5ghz_chantable)); + common->sbands[IEEE80211_BAND_5GHZ].channels = channels; + common->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ; + common->sbands[IEEE80211_BAND_5GHZ].n_channels = + ARRAY_SIZE(ath9k_5ghz_chantable); + common->sbands[IEEE80211_BAND_5GHZ].bitrates = + ath9k_legacy_rates + 4; + common->sbands[IEEE80211_BAND_5GHZ].n_bitrates = + ARRAY_SIZE(ath9k_legacy_rates) - 4; + } + return 0; +} +EXPORT_SYMBOL(ath9k_cmn_init_channels_rates); + +void ath9k_cmn_setup_ht_cap(struct ath_hw *ah, + struct ieee80211_sta_ht_cap *ht_info) +{ + struct ath_common *common = ath9k_hw_common(ah); + u8 tx_streams, rx_streams; + int i, max_streams; + + ht_info->ht_supported = true; + ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | + IEEE80211_HT_CAP_SM_PS | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_DSSSCCK40; + + if (ah->caps.hw_caps & ATH9K_HW_CAP_LDPC) + ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; + + if (ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) + ht_info->cap |= IEEE80211_HT_CAP_SGI_20; + + ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; + ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; + + if (AR_SREV_9271(ah) || AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah)) + max_streams = 1; + else if (AR_SREV_9462(ah)) + max_streams = 2; + else if (AR_SREV_9300_20_OR_LATER(ah)) + max_streams = 3; + else + max_streams = 2; + + if (AR_SREV_9280_20_OR_LATER(ah)) { + if (max_streams >= 2) + ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; + ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); + } + + /* set up supported mcs set */ + memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); + tx_streams = ath9k_cmn_count_streams(ah->txchainmask, max_streams); + rx_streams = ath9k_cmn_count_streams(ah->rxchainmask, max_streams); + + ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n", + tx_streams, rx_streams); + + if (tx_streams != rx_streams) { + ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; + ht_info->mcs.tx_params |= ((tx_streams - 1) << + IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); + } + + for (i = 0; i < rx_streams; i++) + ht_info->mcs.rx_mask[i] = 0xff; + + ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; +} +EXPORT_SYMBOL(ath9k_cmn_setup_ht_cap); + +void ath9k_cmn_reload_chainmask(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_HT)) + return; + + if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) + ath9k_cmn_setup_ht_cap(ah, + &common->sbands[IEEE80211_BAND_2GHZ].ht_cap); + if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) + ath9k_cmn_setup_ht_cap(ah, + &common->sbands[IEEE80211_BAND_5GHZ].ht_cap); +} +EXPORT_SYMBOL(ath9k_cmn_reload_chainmask); diff --git a/drivers/net/wireless/ath/ath9k/common-init.h b/drivers/net/wireless/ath/ath9k/common-init.h new file mode 100644 index 00000000000..ac03fca5ffd --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/common-init.h @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2009-2011 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +int ath9k_cmn_init_channels_rates(struct ath_common *common); +void ath9k_cmn_setup_ht_cap(struct ath_hw *ah, + struct ieee80211_sta_ht_cap *ht_info); +void ath9k_cmn_reload_chainmask(struct ath_hw *ah); diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c index 905f1b31396..c6dd7f1fed6 100644 --- a/drivers/net/wireless/ath/ath9k/common.c +++ b/drivers/net/wireless/ath/ath9k/common.c @@ -27,19 +27,249 @@ MODULE_AUTHOR("Atheros Communications"); MODULE_DESCRIPTION("Shared library for Atheros wireless 802.11n LAN cards."); MODULE_LICENSE("Dual BSD/GPL"); -int ath9k_cmn_padpos(__le16 frame_control) +/* Assumes you've already done the endian to CPU conversion */ +bool ath9k_cmn_rx_accept(struct ath_common *common, + struct ieee80211_hdr *hdr, + struct ieee80211_rx_status *rxs, + struct ath_rx_status *rx_stats, + bool *decrypt_error, + unsigned int rxfilter) { - int padpos = 24; - if (ieee80211_has_a4(frame_control)) { - padpos += ETH_ALEN; + struct ath_hw *ah = common->ah; + bool is_mc, is_valid_tkip, strip_mic, mic_error; + __le16 fc; + + fc = hdr->frame_control; + + is_mc = !!is_multicast_ether_addr(hdr->addr1); + is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && + test_bit(rx_stats->rs_keyix, common->tkip_keymap); + strip_mic = is_valid_tkip && ieee80211_is_data(fc) && + ieee80211_has_protected(fc) && + !(rx_stats->rs_status & + (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC | + ATH9K_RXERR_KEYMISS)); + + /* + * Key miss events are only relevant for pairwise keys where the + * descriptor does contain a valid key index. This has been observed + * mostly with CCMP encryption. + */ + if (rx_stats->rs_keyix == ATH9K_RXKEYIX_INVALID || + !test_bit(rx_stats->rs_keyix, common->ccmp_keymap)) + rx_stats->rs_status &= ~ATH9K_RXERR_KEYMISS; + + mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && + !ieee80211_has_morefrags(fc) && + !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && + (rx_stats->rs_status & ATH9K_RXERR_MIC); + + /* + * The rx_stats->rs_status will not be set until the end of the + * chained descriptors so it can be ignored if rs_more is set. The + * rs_more will be false at the last element of the chained + * descriptors. + */ + if (rx_stats->rs_status != 0) { + u8 status_mask; + + if (rx_stats->rs_status & ATH9K_RXERR_CRC) { + rxs->flag |= RX_FLAG_FAILED_FCS_CRC; + mic_error = false; + } + + if ((rx_stats->rs_status & ATH9K_RXERR_DECRYPT) || + (!is_mc && (rx_stats->rs_status & ATH9K_RXERR_KEYMISS))) { + *decrypt_error = true; + mic_error = false; + } + + + /* + * Reject error frames with the exception of + * decryption and MIC failures. For monitor mode, + * we also ignore the CRC error. + */ + status_mask = ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | + ATH9K_RXERR_KEYMISS; + + if (ah->is_monitoring && (rxfilter & FIF_FCSFAIL)) + status_mask |= ATH9K_RXERR_CRC; + + if (rx_stats->rs_status & ~status_mask) + return false; } - if (ieee80211_is_data_qos(frame_control)) { - padpos += IEEE80211_QOS_CTL_LEN; + + /* + * For unicast frames the MIC error bit can have false positives, + * so all MIC error reports need to be validated in software. + * False negatives are not common, so skip software verification + * if the hardware considers the MIC valid. + */ + if (strip_mic) + rxs->flag |= RX_FLAG_MMIC_STRIPPED; + else if (is_mc && mic_error) + rxs->flag |= RX_FLAG_MMIC_ERROR; + + return true; +} +EXPORT_SYMBOL(ath9k_cmn_rx_accept); + +void ath9k_cmn_rx_skb_postprocess(struct ath_common *common, + struct sk_buff *skb, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs, + bool decrypt_error) +{ + struct ath_hw *ah = common->ah; + struct ieee80211_hdr *hdr; + int hdrlen, padpos, padsize; + u8 keyix; + __le16 fc; + + /* see if any padding is done by the hw and remove it */ + hdr = (struct ieee80211_hdr *) skb->data; + hdrlen = ieee80211_get_hdrlen_from_skb(skb); + fc = hdr->frame_control; + padpos = ieee80211_hdrlen(fc); + + /* The MAC header is padded to have 32-bit boundary if the + * packet payload is non-zero. The general calculation for + * padsize would take into account odd header lengths: + * padsize = (4 - padpos % 4) % 4; However, since only + * even-length headers are used, padding can only be 0 or 2 + * bytes and we can optimize this a bit. In addition, we must + * not try to remove padding from short control frames that do + * not have payload. */ + padsize = padpos & 3; + if (padsize && skb->len>=padpos+padsize+FCS_LEN) { + memmove(skb->data + padsize, skb->data, padpos); + skb_pull(skb, padsize); + } + + keyix = rx_stats->rs_keyix; + + if (!(keyix == ATH9K_RXKEYIX_INVALID) && !decrypt_error && + ieee80211_has_protected(fc)) { + rxs->flag |= RX_FLAG_DECRYPTED; + } else if (ieee80211_has_protected(fc) + && !decrypt_error && skb->len >= hdrlen + 4) { + keyix = skb->data[hdrlen + 3] >> 6; + + if (test_bit(keyix, common->keymap)) + rxs->flag |= RX_FLAG_DECRYPTED; + } + if (ah->sw_mgmt_crypto && + (rxs->flag & RX_FLAG_DECRYPTED) && + ieee80211_is_mgmt(fc)) + /* Use software decrypt for management frames. */ + rxs->flag &= ~RX_FLAG_DECRYPTED; +} +EXPORT_SYMBOL(ath9k_cmn_rx_skb_postprocess); + +int ath9k_cmn_process_rate(struct ath_common *common, + struct ieee80211_hw *hw, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs) +{ + struct ieee80211_supported_band *sband; + enum ieee80211_band band; + unsigned int i = 0; + struct ath_hw *ah = common->ah; + + band = ah->curchan->chan->band; + sband = hw->wiphy->bands[band]; + + if (IS_CHAN_QUARTER_RATE(ah->curchan)) + rxs->flag |= RX_FLAG_5MHZ; + else if (IS_CHAN_HALF_RATE(ah->curchan)) + rxs->flag |= RX_FLAG_10MHZ; + + if (rx_stats->rs_rate & 0x80) { + /* HT rate */ + rxs->flag |= RX_FLAG_HT; + rxs->flag |= rx_stats->flag; + rxs->rate_idx = rx_stats->rs_rate & 0x7f; + return 0; } - return padpos; + for (i = 0; i < sband->n_bitrates; i++) { + if (sband->bitrates[i].hw_value == rx_stats->rs_rate) { + rxs->rate_idx = i; + return 0; + } + if (sband->bitrates[i].hw_value_short == rx_stats->rs_rate) { + rxs->flag |= RX_FLAG_SHORTPRE; + rxs->rate_idx = i; + return 0; + } + } + + return -EINVAL; } -EXPORT_SYMBOL(ath9k_cmn_padpos); +EXPORT_SYMBOL(ath9k_cmn_process_rate); + +void ath9k_cmn_process_rssi(struct ath_common *common, + struct ieee80211_hw *hw, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs) +{ + struct ath_hw *ah = common->ah; + int last_rssi; + int rssi = rx_stats->rs_rssi; + int i, j; + + /* + * RSSI is not available for subframes in an A-MPDU. + */ + if (rx_stats->rs_moreaggr) { + rxs->flag |= RX_FLAG_NO_SIGNAL_VAL; + return; + } + + /* + * Check if the RSSI for the last subframe in an A-MPDU + * or an unaggregated frame is valid. + */ + if (rx_stats->rs_rssi == ATH9K_RSSI_BAD) { + rxs->flag |= RX_FLAG_NO_SIGNAL_VAL; + return; + } + + for (i = 0, j = 0; i < ARRAY_SIZE(rx_stats->rs_rssi_ctl); i++) { + s8 rssi; + + if (!(ah->rxchainmask & BIT(i))) + continue; + + rssi = rx_stats->rs_rssi_ctl[i]; + if (rssi != ATH9K_RSSI_BAD) { + rxs->chains |= BIT(j); + rxs->chain_signal[j] = ah->noise + rssi; + } + j++; + } + + /* + * Update Beacon RSSI, this is used by ANI. + */ + if (rx_stats->is_mybeacon && + ((ah->opmode == NL80211_IFTYPE_STATION) || + (ah->opmode == NL80211_IFTYPE_ADHOC))) { + ATH_RSSI_LPF(common->last_rssi, rx_stats->rs_rssi); + last_rssi = common->last_rssi; + + if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) + rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); + if (rssi < 0) + rssi = 0; + + ah->stats.avgbrssi = rssi; + } + + rxs->signal = ah->noise + rx_stats->rs_rssi; +} +EXPORT_SYMBOL(ath9k_cmn_process_rssi); int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb) { @@ -63,87 +293,62 @@ int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb) } EXPORT_SYMBOL(ath9k_cmn_get_hw_crypto_keytype); -static u32 ath9k_get_extchanmode(struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) -{ - u32 chanmode = 0; - - switch (chan->band) { - case IEEE80211_BAND_2GHZ: - switch (channel_type) { - case NL80211_CHAN_NO_HT: - case NL80211_CHAN_HT20: - chanmode = CHANNEL_G_HT20; - break; - case NL80211_CHAN_HT40PLUS: - chanmode = CHANNEL_G_HT40PLUS; - break; - case NL80211_CHAN_HT40MINUS: - chanmode = CHANNEL_G_HT40MINUS; - break; - } - break; - case IEEE80211_BAND_5GHZ: - switch (channel_type) { - case NL80211_CHAN_NO_HT: - case NL80211_CHAN_HT20: - chanmode = CHANNEL_A_HT20; - break; - case NL80211_CHAN_HT40PLUS: - chanmode = CHANNEL_A_HT40PLUS; - break; - case NL80211_CHAN_HT40MINUS: - chanmode = CHANNEL_A_HT40MINUS; - break; - } - break; - default: - break; - } - - return chanmode; -} - /* * Update internal channel flags. */ -void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) +static void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, + struct cfg80211_chan_def *chandef) { + struct ieee80211_channel *chan = chandef->chan; + u16 flags = 0; + ichan->channel = chan->center_freq; ichan->chan = chan; - if (chan->band == IEEE80211_BAND_2GHZ) { - ichan->chanmode = CHANNEL_G; - ichan->channelFlags = CHANNEL_2GHZ | CHANNEL_OFDM; - } else { - ichan->chanmode = CHANNEL_A; - ichan->channelFlags = CHANNEL_5GHZ | CHANNEL_OFDM; + if (chan->band == IEEE80211_BAND_5GHZ) + flags |= CHANNEL_5GHZ; + + switch (chandef->width) { + case NL80211_CHAN_WIDTH_5: + flags |= CHANNEL_QUARTER; + break; + case NL80211_CHAN_WIDTH_10: + flags |= CHANNEL_HALF; + break; + case NL80211_CHAN_WIDTH_20_NOHT: + break; + case NL80211_CHAN_WIDTH_20: + flags |= CHANNEL_HT; + break; + case NL80211_CHAN_WIDTH_40: + if (chandef->center_freq1 > chandef->chan->center_freq) + flags |= CHANNEL_HT40PLUS | CHANNEL_HT; + else + flags |= CHANNEL_HT40MINUS | CHANNEL_HT; + break; + default: + WARN_ON(1); } - if (channel_type != NL80211_CHAN_NO_HT) - ichan->chanmode = ath9k_get_extchanmode(chan, channel_type); + ichan->channelFlags = flags; } -EXPORT_SYMBOL(ath9k_cmn_update_ichannel); /* * Get the internal channel reference. */ -struct ath9k_channel *ath9k_cmn_get_curchannel(struct ieee80211_hw *hw, - struct ath_hw *ah) +struct ath9k_channel *ath9k_cmn_get_channel(struct ieee80211_hw *hw, + struct ath_hw *ah, + struct cfg80211_chan_def *chandef) { - struct ieee80211_channel *curchan = hw->conf.channel; + struct ieee80211_channel *curchan = chandef->chan; struct ath9k_channel *channel; - u8 chan_idx; - chan_idx = curchan->hw_value; - channel = &ah->channels[chan_idx]; - ath9k_cmn_update_ichannel(channel, curchan, hw->conf.channel_type); + channel = &ah->channels[curchan->hw_value]; + ath9k_cmn_update_ichannel(channel, chandef); return channel; } -EXPORT_SYMBOL(ath9k_cmn_get_curchannel); +EXPORT_SYMBOL(ath9k_cmn_get_channel); int ath9k_cmn_count_streams(unsigned int chainmask, int max) { diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h index 5f845beeb18..ffc454b1863 100644 --- a/drivers/net/wireless/ath/ath9k/common.h +++ b/drivers/net/wireless/ath/ath9k/common.h @@ -21,13 +21,17 @@ #include "hw.h" #include "hw-ops.h" +#include "common-init.h" +#include "common-beacon.h" +#include "common-debug.h" + /* Common header for Atheros 802.11n base driver cores */ #define WME_BA_BMP_SIZE 64 #define WME_MAX_BA WME_BA_BMP_SIZE #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA) -#define ATH_RSSI_DUMMY_MARKER 0x127 +#define ATH_RSSI_DUMMY_MARKER 127 #define ATH_RSSI_LPF_LEN 10 #define RSSI_LPF_THRESHOLD -20 #define ATH_RSSI_EP_MULTIPLIER (1<<7) @@ -40,15 +44,44 @@ x = ATH_LPF_RSSI((x), ATH_RSSI_IN((y)), ATH_RSSI_LPF_LEN); \ } while (0) #define ATH_EP_RND(x, mul) \ - ((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) + (((x) + ((mul)/2)) / (mul)) + +#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) + +struct ath_beacon_config { + int beacon_interval; + u16 dtim_period; + u16 bmiss_timeout; + u8 dtim_count; + bool enable_beacon; + bool ibss_creator; + u32 nexttbtt; + u32 intval; +}; -int ath9k_cmn_padpos(__le16 frame_control); +bool ath9k_cmn_rx_accept(struct ath_common *common, + struct ieee80211_hdr *hdr, + struct ieee80211_rx_status *rxs, + struct ath_rx_status *rx_stats, + bool *decrypt_error, + unsigned int rxfilter); +void ath9k_cmn_rx_skb_postprocess(struct ath_common *common, + struct sk_buff *skb, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs, + bool decrypt_error); +int ath9k_cmn_process_rate(struct ath_common *common, + struct ieee80211_hw *hw, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs); +void ath9k_cmn_process_rssi(struct ath_common *common, + struct ieee80211_hw *hw, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rxs); int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb); -void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type); -struct ath9k_channel *ath9k_cmn_get_curchannel(struct ieee80211_hw *hw, - struct ath_hw *ah); +struct ath9k_channel *ath9k_cmn_get_channel(struct ieee80211_hw *hw, + struct ath_hw *ah, + struct cfg80211_chan_def *chandef); int ath9k_cmn_count_streams(unsigned int chainmask, int max); void ath9k_cmn_btcoex_bt_stomp(struct ath_common *common, enum ath_stomp_type stomp_type); diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 13ff9edc240..6cc42be48d4 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -26,6 +26,47 @@ #define REG_READ_D(_ah, _reg) \ ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) +void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause) +{ + if (sync_cause) + sc->debug.stats.istats.sync_cause_all++; + if (sync_cause & AR_INTR_SYNC_RTC_IRQ) + sc->debug.stats.istats.sync_rtc_irq++; + if (sync_cause & AR_INTR_SYNC_MAC_IRQ) + sc->debug.stats.istats.sync_mac_irq++; + if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS) + sc->debug.stats.istats.eeprom_illegal_access++; + if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT) + sc->debug.stats.istats.apb_timeout++; + if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT) + sc->debug.stats.istats.pci_mode_conflict++; + if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) + sc->debug.stats.istats.host1_fatal++; + if (sync_cause & AR_INTR_SYNC_HOST1_PERR) + sc->debug.stats.istats.host1_perr++; + if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR) + sc->debug.stats.istats.trcv_fifo_perr++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP) + sc->debug.stats.istats.radm_cpl_ep++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT) + sc->debug.stats.istats.radm_cpl_dllp_abort++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT) + sc->debug.stats.istats.radm_cpl_tlp_abort++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR) + sc->debug.stats.istats.radm_cpl_ecrc_err++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) + sc->debug.stats.istats.radm_cpl_timeout++; + if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) + sc->debug.stats.istats.local_timeout++; + if (sync_cause & AR_INTR_SYNC_PM_ACCESS) + sc->debug.stats.istats.pm_access++; + if (sync_cause & AR_INTR_SYNC_MAC_AWAKE) + sc->debug.stats.istats.mac_awake++; + if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP) + sc->debug.stats.istats.mac_asleep++; + if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS) + sc->debug.stats.istats.mac_sleep_access++; +} static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -68,7 +109,7 @@ static ssize_t write_file_debug(struct file *file, const char __user *user_buf, return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) + if (kstrtoul(buf, 0, &mask)) return -EINVAL; common->debug_mask = mask; @@ -87,67 +128,69 @@ static const struct file_operations fops_debug = { #define DMA_BUF_LEN 1024 -static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - char buf[32]; - unsigned int len; - - len = sprintf(buf, "0x%08x\n", ah->txchainmask); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} -static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, +static ssize_t read_file_ani(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_hw *ah = sc->sc_ah; - unsigned long mask; - char buf[32]; - ssize_t len; + unsigned int len = 0; + const unsigned int size = 1024; + ssize_t retval = 0; + char *buf; + int i; + struct { + const char *name; + unsigned int val; + } ani_info[] = { + { "ANI RESET", ah->stats.ast_ani_reset }, + { "OFDM LEVEL", ah->ani.ofdmNoiseImmunityLevel }, + { "CCK LEVEL", ah->ani.cckNoiseImmunityLevel }, + { "SPUR UP", ah->stats.ast_ani_spurup }, + { "SPUR DOWN", ah->stats.ast_ani_spurup }, + { "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon }, + { "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff }, + { "MRC-CCK ON", ah->stats.ast_ani_ccklow }, + { "MRC-CCK OFF", ah->stats.ast_ani_cckhigh }, + { "FIR-STEP UP", ah->stats.ast_ani_stepup }, + { "FIR-STEP DOWN", ah->stats.ast_ani_stepdown }, + { "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero }, + { "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs }, + { "CCK ERRORS", ah->stats.ast_ani_cckerrs }, + }; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; - buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) - return -EINVAL; + len += scnprintf(buf + len, size - len, "%15s: %s\n", "ANI", + common->disable_ani ? "DISABLED" : "ENABLED"); - ah->txchainmask = mask; - ah->caps.tx_chainmask = mask; - return count; -} + if (common->disable_ani) + goto exit; -static const struct file_operations fops_tx_chainmask = { - .read = read_file_tx_chainmask, - .write = write_file_tx_chainmask, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; + for (i = 0; i < ARRAY_SIZE(ani_info); i++) + len += scnprintf(buf + len, size - len, "%15s: %u\n", + ani_info[i].name, ani_info[i].val); +exit: + if (len > size) + len = size; -static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - char buf[32]; - unsigned int len; + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); - len = sprintf(buf, "0x%08x\n", ah->rxchainmask); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); + return retval; } -static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t write_file_ani(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - unsigned long mask; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + unsigned long ani; char buf[32]; ssize_t len; @@ -156,41 +199,55 @@ static ssize_t write_file_rx_chainmask(struct file *file, const char __user *use return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) + if (kstrtoul(buf, 0, &ani)) + return -EINVAL; + + if (ani < 0 || ani > 1) return -EINVAL; - ah->rxchainmask = mask; - ah->caps.rx_chainmask = mask; + common->disable_ani = !ani; + + if (common->disable_ani) { + clear_bit(ATH_OP_ANI_RUN, &common->op_flags); + ath_stop_ani(sc); + } else { + ath_check_ani(sc); + } + return count; } -static const struct file_operations fops_rx_chainmask = { - .read = read_file_rx_chainmask, - .write = write_file_rx_chainmask, +static const struct file_operations fops_ani = { + .read = read_file_ani, + .write = write_file_ani, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + +static ssize_t read_file_bt_ant_diversity(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_common *common = ath9k_hw_common(sc->sc_ah); char buf[32]; unsigned int len; - len = sprintf(buf, "%d\n", common->disable_ani); + len = sprintf(buf, "%d\n", common->bt_ant_diversity); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } -static ssize_t write_file_disable_ani(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t write_file_bt_ant_diversity(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - unsigned long disable_ani; + struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; + unsigned long bt_ant_diversity; char buf[32]; ssize_t len; @@ -198,76 +255,147 @@ static ssize_t write_file_disable_ani(struct file *file, if (copy_from_user(buf, user_buf, len)) return -EFAULT; + if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) + goto exit; + buf[len] = '\0'; - if (strict_strtoul(buf, 0, &disable_ani)) + if (kstrtoul(buf, 0, &bt_ant_diversity)) return -EINVAL; - common->disable_ani = !!disable_ani; - - if (disable_ani) { - clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); - ath_stop_ani(sc); - } else { - ath_check_ani(sc); - } - + common->bt_ant_diversity = !!bt_ant_diversity; + ath9k_ps_wakeup(sc); + ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); + ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", + common->bt_ant_diversity); + ath9k_ps_restore(sc); +exit: return count; } -static const struct file_operations fops_disable_ani = { - .read = read_file_disable_ani, - .write = write_file_disable_ani, +static const struct file_operations fops_bt_ant_diversity = { + .read = read_file_bt_ant_diversity, + .write = write_file_bt_ant_diversity, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#endif + +void ath9k_debug_stat_ant(struct ath_softc *sc, + struct ath_hw_antcomb_conf *div_ant_conf, + int main_rssi_avg, int alt_rssi_avg) { - struct ath_softc *sc = file->private_data; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - char buf[32]; - unsigned int len; + struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; + struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; - len = sprintf(buf, "%d\n", common->antenna_diversity); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); + as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; + as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; + + as_main->rssi_avg = main_rssi_avg; + as_alt->rssi_avg = alt_rssi_avg; } -static ssize_t write_file_ant_diversity(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t read_file_antenna_diversity(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - unsigned long antenna_diversity; - char buf[32]; - ssize_t len; + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; + struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; + struct ath_hw_antcomb_conf div_ant_conf; + unsigned int len = 0; + const unsigned int size = 1024; + ssize_t retval = 0; + char *buf; + static const char *lna_conf_str[4] = { + "LNA1_MINUS_LNA2", "LNA2", "LNA1", "LNA1_PLUS_LNA2" + }; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; - if (!AR_SREV_9565(sc->sc_ah)) + if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { + len += scnprintf(buf + len, size - len, "%s\n", + "Antenna Diversity Combining is disabled"); goto exit; + } - buf[len] = '\0'; - if (strict_strtoul(buf, 0, &antenna_diversity)) - return -EINVAL; - - common->antenna_diversity = !!antenna_diversity; ath9k_ps_wakeup(sc); - ath_ant_comb_update(sc); - ath_dbg(common, CONFIG, "Antenna diversity: %d\n", - common->antenna_diversity); + ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); + len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n", + lna_conf_str[div_ant_conf.main_lna_conf]); + len += scnprintf(buf + len, size - len, "Current ALT config : %s\n", + lna_conf_str[div_ant_conf.alt_lna_conf]); + len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", + as_main->rssi_avg); + len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", + as_alt->rssi_avg); ath9k_ps_restore(sc); + + len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n"); + len += scnprintf(buf + len, size - len, "-------------------\n"); + + len += scnprintf(buf + len, size - len, "%30s%15s\n", + "MAIN", "ALT"); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "TOTAL COUNT", + as_main->recv_cnt, + as_alt->recv_cnt); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 + LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 - LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); + + len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); + len += scnprintf(buf + len, size - len, "--------------------\n"); + + len += scnprintf(buf + len, size - len, "%30s%15s\n", + "MAIN", "ALT"); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 + LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 - LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); + exit: - return count; + if (len > size) + len = size; + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; } -static const struct file_operations fops_ant_diversity = { - .read = read_file_ant_diversity, - .write = write_file_ant_diversity, +static const struct file_operations fops_antenna_diversity = { + .read = read_file_antenna_diversity, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, @@ -296,21 +424,21 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, (AR_MACMISC_MISC_OBS_BUS_1 << AR_MACMISC_MISC_OBS_BUS_MSB_S))); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "Raw DMA Debug values:\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "Raw DMA Debug values:\n"); for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { if (i % 4 == 0) - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); - len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", - i, val[i]); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", + i, val[i]); } - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { if (i == 8) { @@ -323,39 +451,39 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, dcuBase++; } - len += snprintf(buf + len, DMA_BUF_LEN - len, - "%2d %2x %1x %2x %2x\n", - i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, - (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), - val[2] & (0x7 << (i * 3)) >> (i * 3), - (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "%2d %2x %1x %2x %2x\n", + i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, + (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), + val[2] & (0x7 << (i * 3)) >> (i * 3), + (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); } - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "qcu_stitch state: %2x qcu_fetch state: %2x\n", (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "qcu_complete state: %2x dcu_complete state: %2x\n", (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "dcu_arb state: %2x dcu_fp state: %2x\n", (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); - len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", - REG_READ_D(ah, AR_OBS_BUS_1)); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", + REG_READ_D(ah, AR_OBS_BUS_1)); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); ath9k_ps_restore(sc); @@ -441,9 +569,9 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, #define PR_IS(a, s) \ do { \ - len += snprintf(buf + len, mxlen - len, \ - "%21s: %10u\n", a, \ - sc->debug.stats.istats.s); \ + len += scnprintf(buf + len, mxlen - len, \ + "%21s: %10u\n", a, \ + sc->debug.stats.istats.s); \ } while (0) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { @@ -474,8 +602,8 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, PR_IS("GENTIMER", gen_timer); PR_IS("TOTAL", total); - len += snprintf(buf + len, mxlen - len, - "SYNC_CAUSE stats:\n"); + len += scnprintf(buf + len, mxlen - len, + "SYNC_CAUSE stats:\n"); PR_IS("Sync-All", sync_cause_all); PR_IS("RTC-IRQ", sync_rtc_irq); @@ -536,6 +664,7 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf, PR("AMPDUs Completed:", a_completed); PR("AMPDUs Retried: ", a_retries); PR("AMPDUs XRetried: ", a_xretries); + PR("TXERR Filtered: ", txerr_filtered); PR("FIFO Underrun: ", fifo_underrun); PR("TXOP Exceeded: ", xtxop); PR("TXTIMER Expiry: ", timer_exp); @@ -558,16 +687,41 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf, return retval; } +static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq, + char *buf, ssize_t size) +{ + ssize_t len = 0; + + ath_txq_lock(sc, txq); + + len += scnprintf(buf + len, size - len, "%s: %d ", + "qnum", txq->axq_qnum); + len += scnprintf(buf + len, size - len, "%s: %2d ", + "qdepth", txq->axq_depth); + len += scnprintf(buf + len, size - len, "%s: %2d ", + "ampdu-depth", txq->axq_ampdu_depth); + len += scnprintf(buf + len, size - len, "%s: %3d ", + "pending", txq->pending_frames); + len += scnprintf(buf + len, size - len, "%s: %d\n", + "stopped", txq->stopped); + + ath_txq_unlock(sc, txq); + return len; +} + static ssize_t read_file_queues(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_txq *txq; char *buf; - unsigned int len = 0, size = 1024; + unsigned int len = 0; + const unsigned int size = 1024; ssize_t retval = 0; int i; - char *qname[4] = {"VO", "VI", "BE", "BK"}; + static const char *qname[4] = { + "VO", "VI", "BE", "BK" + }; buf = kzalloc(size, GFP_KERNEL); if (buf == NULL) @@ -575,24 +729,13 @@ static ssize_t read_file_queues(struct file *file, char __user *user_buf, for (i = 0; i < IEEE80211_NUM_ACS; i++) { txq = sc->tx.txq_map[i]; - len += snprintf(buf + len, size - len, "(%s): ", qname[i]); - - ath_txq_lock(sc, txq); - - len += snprintf(buf + len, size - len, "%s: %d ", - "qnum", txq->axq_qnum); - len += snprintf(buf + len, size - len, "%s: %2d ", - "qdepth", txq->axq_depth); - len += snprintf(buf + len, size - len, "%s: %2d ", - "ampdu-depth", txq->axq_ampdu_depth); - len += snprintf(buf + len, size - len, "%s: %3d ", - "pending", txq->pending_frames); - len += snprintf(buf + len, size - len, "%s: %d\n", - "stopped", txq->stopped); - - ath_txq_unlock(sc, txq); + len += scnprintf(buf + len, size - len, "(%s): ", qname[i]); + len += print_queue(sc, txq, buf + len, size - len); } + len += scnprintf(buf + len, size - len, "(CAB): "); + len += print_queue(sc, sc->beacon.cabq, buf + len, size - len); + if (len > size) len = size; @@ -615,80 +758,82 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, unsigned int reg; u32 rxfilter; - len += snprintf(buf + len, sizeof(buf) - len, - "BSSID: %pM\n", common->curbssid); - len += snprintf(buf + len, sizeof(buf) - len, - "BSSID-MASK: %pM\n", common->bssidmask); - len += snprintf(buf + len, sizeof(buf) - len, - "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); + len += scnprintf(buf + len, sizeof(buf) - len, + "BSSID: %pM\n", common->curbssid); + len += scnprintf(buf + len, sizeof(buf) - len, + "BSSID-MASK: %pM\n", common->bssidmask); + len += scnprintf(buf + len, sizeof(buf) - len, + "OPMODE: %s\n", + ath_opmode_to_string(sc->sc_ah->opmode)); ath9k_ps_wakeup(sc); rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); ath9k_ps_restore(sc); - len += snprintf(buf + len, sizeof(buf) - len, - "RXFILTER: 0x%x", rxfilter); + len += scnprintf(buf + len, sizeof(buf) - len, + "RXFILTER: 0x%x", rxfilter); if (rxfilter & ATH9K_RX_FILTER_UCAST) - len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " UCAST"); if (rxfilter & ATH9K_RX_FILTER_MCAST) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " MCAST"); if (rxfilter & ATH9K_RX_FILTER_BCAST) - len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " BCAST"); if (rxfilter & ATH9K_RX_FILTER_CONTROL) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); + len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL"); if (rxfilter & ATH9K_RX_FILTER_BEACON) - len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); + len += scnprintf(buf + len, sizeof(buf) - len, " BEACON"); if (rxfilter & ATH9K_RX_FILTER_PROM) - len += snprintf(buf + len, sizeof(buf) - len, " PROM"); + len += scnprintf(buf + len, sizeof(buf) - len, " PROM"); if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) - len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); + len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); if (rxfilter & ATH9K_RX_FILTER_PHYERR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); + len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR"); if (rxfilter & ATH9K_RX_FILTER_MYBEACON) - len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); + len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON"); if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) - len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); + len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); if (rxfilter & ATH9K_RX_FILTER_PSPOLL) - len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); + len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL"); if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); + len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); + len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); + len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); reg = sc->sc_ah->imask; - len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); + len += scnprintf(buf + len, sizeof(buf) - len, + "INTERRUPT-MASK: 0x%x", reg); if (reg & ATH9K_INT_SWBA) - len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); + len += scnprintf(buf + len, sizeof(buf) - len, " SWBA"); if (reg & ATH9K_INT_BMISS) - len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); + len += scnprintf(buf + len, sizeof(buf) - len, " BMISS"); if (reg & ATH9K_INT_CST) - len += snprintf(buf + len, sizeof(buf) - len, " CST"); + len += scnprintf(buf + len, sizeof(buf) - len, " CST"); if (reg & ATH9K_INT_RX) - len += snprintf(buf + len, sizeof(buf) - len, " RX"); + len += scnprintf(buf + len, sizeof(buf) - len, " RX"); if (reg & ATH9K_INT_RXHP) - len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); + len += scnprintf(buf + len, sizeof(buf) - len, " RXHP"); if (reg & ATH9K_INT_RXLP) - len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); + len += scnprintf(buf + len, sizeof(buf) - len, " RXLP"); if (reg & ATH9K_INT_BB_WATCHDOG) - len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); + len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); ath9k_calculate_iter_data(hw, NULL, &iter_data); - len += snprintf(buf + len, sizeof(buf) - len, - "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" - " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", - iter_data.naps, iter_data.nstations, iter_data.nmeshes, - iter_data.nwds, iter_data.nadhocs, - sc->nvifs, sc->nbcnvifs); + len += scnprintf(buf + len, sizeof(buf) - len, + "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" + " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", + iter_data.naps, iter_data.nstations, iter_data.nmeshes, + iter_data.nwds, iter_data.nadhocs, + sc->nvifs, sc->nbcnvifs); if (len > sizeof(buf)) len = sizeof(buf); @@ -704,27 +849,33 @@ static ssize_t read_file_reset(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Hang", - sc->debug.stats.reset[RESET_TYPE_BB_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Watchdog", - sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Fatal HW Error", - sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX HW error", - sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX Path Hang", - sc->debug.stats.reset[RESET_TYPE_TX_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "PLL RX Hang", - sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "MCI Reset", - sc->debug.stats.reset[RESET_TYPE_MCI]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Baseband Hang", + sc->debug.stats.reset[RESET_TYPE_BB_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Baseband Watchdog", + sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Fatal HW Error", + sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "TX HW error", + sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "TX Path Hang", + sc->debug.stats.reset[RESET_TYPE_TX_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "PLL RX Hang", + sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "MAC Hang", + sc->debug.stats.reset[RESET_TYPE_MAC_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Stuck Beacon", + sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "MCI Reset", + sc->debug.stats.reset[RESET_TYPE_MCI]); if (len > sizeof(buf)) len = sizeof(buf); @@ -736,8 +887,6 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, struct ath_tx_status *ts, struct ath_txq *txq, unsigned int flags) { -#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\ - [sc->debug.tsidx].c) int qnum = txq->axq_qnum; TX_STAT_INC(qnum, tx_pkts_all); @@ -755,6 +904,8 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, TX_STAT_INC(qnum, completed); } + if (ts->ts_status & ATH9K_TXERR_FILT) + TX_STAT_INC(qnum, txerr_filtered); if (ts->ts_status & ATH9K_TXERR_FIFO) TX_STAT_INC(qnum, fifo_underrun); if (ts->ts_status & ATH9K_TXERR_XTXOP) @@ -767,37 +918,6 @@ void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, TX_STAT_INC(qnum, data_underrun); if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) TX_STAT_INC(qnum, delim_underrun); - -#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - TX_SAMP_DBG(jiffies) = jiffies; - TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; - TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1; - TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2; - TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0; - TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1; - TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2; - TX_SAMP_DBG(rateindex) = ts->ts_rateindex; - TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK); - TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry; - TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry; - TX_SAMP_DBG(rssi) = ts->ts_rssi; - TX_SAMP_DBG(tid) = ts->tid; - TX_SAMP_DBG(qid) = ts->qid; - - if (ts->ts_flags & ATH9K_TX_BA) { - TX_SAMP_DBG(ba_low) = ts->ba_low; - TX_SAMP_DBG(ba_high) = ts->ba_high; - } else { - TX_SAMP_DBG(ba_low) = 0; - TX_SAMP_DBG(ba_high) = 0; - } - - sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); -#endif - -#undef TX_SAMP_DBG } static const struct file_operations fops_xmit = { @@ -828,144 +948,11 @@ static const struct file_operations fops_reset = { .llseek = default_llseek, }; -static ssize_t read_file_recv(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ -#define PHY_ERR(s, p) \ - len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ - sc->debug.stats.rxstats.phy_err_stats[p]); - -#define RXS_ERR(s, e) \ - do { \ - len += snprintf(buf + len, size - len, \ - "%22s : %10u\n", s, \ - sc->debug.stats.rxstats.e); \ - } while (0) - - struct ath_softc *sc = file->private_data; - char *buf; - unsigned int len = 0, size = 1600; - ssize_t retval = 0; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - RXS_ERR("CRC ERR", crc_err); - RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); - RXS_ERR("PHY ERR", phy_err); - RXS_ERR("MIC ERR", mic_err); - RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); - RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); - RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); - RXS_ERR("RX-LENGTH-ERR", rx_len_err); - RXS_ERR("RX-OOM-ERR", rx_oom_err); - RXS_ERR("RX-RATE-ERR", rx_rate_err); - RXS_ERR("RX-DROP-RXFLUSH", rx_drop_rxflush); - RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); - - PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); - PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); - PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); - PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); - PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); - PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); - PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); - PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); - PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); - PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); - PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); - PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); - PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); - PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); - PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); - PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); - PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); - PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); - PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); - PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); - PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); - PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); - PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); - PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); - PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); - PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); - - RXS_ERR("RX-Pkts-All", rx_pkts_all); - RXS_ERR("RX-Bytes-All", rx_bytes_all); - RXS_ERR("RX-Beacons", rx_beacons); - RXS_ERR("RX-Frags", rx_frags); - - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; - -#undef RXS_ERR -#undef PHY_ERR -} - void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) { -#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ -#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\ - [sc->debug.rsidx].c) - - RX_STAT_INC(rx_pkts_all); - sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; - - if (rs->rs_status & ATH9K_RXERR_CRC) - RX_STAT_INC(crc_err); - if (rs->rs_status & ATH9K_RXERR_DECRYPT) - RX_STAT_INC(decrypt_crc_err); - if (rs->rs_status & ATH9K_RXERR_MIC) - RX_STAT_INC(mic_err); - if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) - RX_STAT_INC(pre_delim_crc_err); - if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) - RX_STAT_INC(post_delim_crc_err); - if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) - RX_STAT_INC(decrypt_busy_err); - - if (rs->rs_status & ATH9K_RXERR_PHY) { - RX_STAT_INC(phy_err); - if (rs->rs_phyerr < ATH9K_PHYERR_MAX) - RX_PHY_ERR_INC(rs->rs_phyerr); - } - -#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - RX_SAMP_DBG(jiffies) = jiffies; - RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; - RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1; - RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2; - RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0; - RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1; - RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2; - RX_SAMP_DBG(antenna) = rs->rs_antenna; - RX_SAMP_DBG(rssi) = rs->rs_rssi; - RX_SAMP_DBG(rate) = rs->rs_rate; - RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon; - - sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); - -#endif - -#undef RX_PHY_ERR_INC -#undef RX_SAMP_DBG + ath9k_cmn_debug_stat_rx(&sc->debug.stats.rxstats, rs); } -static const struct file_operations fops_recv = { - .read = read_file_recv, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - static ssize_t read_file_regidx(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -990,7 +977,7 @@ static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, ®idx)) + if (kstrtoul(buf, 0, ®idx)) return -EINVAL; sc->debug.regidx = regidx; @@ -1035,7 +1022,7 @@ static ssize_t write_file_regval(struct file *file, const char __user *user_buf, return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, ®val)) + if (kstrtoul(buf, 0, ®val)) return -EINVAL; ath9k_ps_wakeup(sc); @@ -1107,22 +1094,22 @@ static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, if (!buf) return -ENOMEM; - len += snprintf(buf + len, size - len, - "Channel Noise Floor : %d\n", ah->noise); - len += snprintf(buf + len, size - len, - "Chain | privNF | # Readings | NF Readings\n"); + len += scnprintf(buf + len, size - len, + "Channel Noise Floor : %d\n", ah->noise); + len += scnprintf(buf + len, size - len, + "Chain | privNF | # Readings | NF Readings\n"); for (i = 0; i < NUM_NF_READINGS; i++) { if (!(chainmask & (1 << i)) || ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) continue; nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; - len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", - i, h[i].privNF, nread); + len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t", + i, h[i].privNF, nread); for (j = 0; j < nread; j++) - len += snprintf(buf + len, size - len, - " %d", h[i].nfCalBuffer[j]); - len += snprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, + " %d", h[i].nfCalBuffer[j]); + len += scnprintf(buf + len, size - len, "\n"); } if (len > size) @@ -1141,339 +1128,6 @@ static const struct file_operations fops_dump_nfcal = { .llseek = default_llseek, }; -static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - u32 len = 0, size = 1500; - ssize_t retval = 0; - char *buf; - - buf = kzalloc(size, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; -} - -static const struct file_operations fops_base_eeprom = { - .read = read_file_base_eeprom, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - u32 len = 0, size = 6000; - char *buf; - size_t retval; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; -} - -static const struct file_operations fops_modal_eeprom = { - .read = read_file_modal_eeprom, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -#ifdef CONFIG_ATH9K_MAC_DEBUG - -void ath9k_debug_samp_bb_mac(struct ath_softc *sc) -{ -#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - unsigned long flags; - int i; - - ath9k_ps_wakeup(sc); - - spin_lock_bh(&sc->debug.samp_lock); - - spin_lock_irqsave(&common->cc_lock, flags); - ath_hw_cycle_counters_update(common); - - ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles; - ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy; - ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame; - ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame; - spin_unlock_irqrestore(&common->cc_lock, flags); - - ATH_SAMP_DBG(noise) = ah->noise; - - REG_WRITE_D(ah, AR_MACMISC, - ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | - (AR_MACMISC_MISC_OBS_BUS_1 << - AR_MACMISC_MISC_OBS_BUS_MSB_S))); - - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah, - AR_DMADBG_0 + (i * sizeof(u32))); - - ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1); - ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR); - - memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist, - sizeof(ATH_SAMP_DBG(nfCalHist))); - - sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock_bh(&sc->debug.samp_lock); - ath9k_ps_restore(sc); - -#undef ATH_SAMP_DBG -} - -static int open_file_bb_mac_samps(struct inode *inode, struct file *file) -{ -#define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c - struct ath_softc *sc = inode->i_private; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &common->hw->conf; - struct ath_dbg_bb_mac_samp *bb_mac_samp; - struct ath9k_nfcal_hist *h; - int i, j, qcuOffset = 0, dcuOffset = 0; - u32 *qcuBase, *dcuBase, size = 30000, len = 0; - u32 sampidx = 0; - u8 *buf; - u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; - u8 nread; - - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) - return -EAGAIN; - - buf = vmalloc(size); - if (!buf) - return -ENOMEM; - bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); - if (!bb_mac_samp) { - vfree(buf); - return -ENOMEM; - } - /* Account the current state too */ - ath9k_debug_samp_bb_mac(sc); - - spin_lock_bh(&sc->debug.samp_lock); - memcpy(bb_mac_samp, sc->debug.bb_mac_samp, - sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); - len += snprintf(buf + len, size - len, - "Current Sample Index: %d\n", sc->debug.sampidx); - spin_unlock_bh(&sc->debug.samp_lock); - - len += snprintf(buf + len, size - len, - "Raw DMA Debug Dump:\n"); - len += snprintf(buf + len, size - len, "Sample |\t"); - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i); - len += snprintf(buf + len, size - len, "\n"); - - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - len += snprintf(buf + len, size - len, "%d\t", sampidx); - - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - len += snprintf(buf + len, size - len, " %08x\t", - ATH_SAMP_DBG(dma_dbg_reg_vals[i])); - len += snprintf(buf + len, size - len, "\n"); - } - len += snprintf(buf + len, size - len, "\n"); - - len += snprintf(buf + len, size - len, - "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); - dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); - - for (i = 0; i < ATH9K_NUM_QUEUES; i++, - qcuOffset += 4, dcuOffset += 5) { - if (i == 8) { - qcuOffset = 0; - qcuBase++; - } - - if (i == 6) { - dcuOffset = 0; - dcuBase++; - } - if (!sc->debug.stats.txstats[i].queued) - continue; - - len += snprintf(buf + len, size - len, - "%4d %7d %2x %1x %2x %2x\n", - sampidx, i, - (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, - (*qcuBase & (0x8 << qcuOffset)) >> - (qcuOffset + 3), - ATH_SAMP_DBG(dma_dbg_reg_vals[2]) & - (0x7 << (i * 3)) >> (i * 3), - (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); - } - len += snprintf(buf + len, size - len, "\n"); - } - len += snprintf(buf + len, size - len, - "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp " - "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 " - "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n"); - - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); - dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); - - len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx, - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18, - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22); - len += snprintf(buf + len, size - len, "%7x %8x ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3)); - len += snprintf(buf + len, size - len, "%7x %7x ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25, - (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27); - len += snprintf(buf + len, size - len, "%7d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10); - len += snprintf(buf + len, size - len, "%12d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12); - len += snprintf(buf + len, size - len, "%12d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17); - len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n", - ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr)); - } - - len += snprintf(buf + len, size - len, - "Sample ChNoise Chain privNF #Reading Readings\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - h = ATH_SAMP_DBG(nfCalHist); - if (!ATH_SAMP_DBG(noise)) - continue; - - for (i = 0; i < NUM_NF_READINGS; i++) { - if (!(chainmask & (1 << i)) || - ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) - continue; - - nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - - h[i].invalidNFcount; - len += snprintf(buf + len, size - len, - "%4d %5d %4d\t %d\t %d\t", - sampidx, ATH_SAMP_DBG(noise), - i, h[i].privNF, nread); - for (j = 0; j < nread; j++) - len += snprintf(buf + len, size - len, - " %d", h[i].nfCalBuffer[j]); - len += snprintf(buf + len, size - len, "\n"); - } - } - len += snprintf(buf + len, size - len, "\nCycle counters:\n" - "Sample Total Rxbusy Rxframes Txframes\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - if (!ATH_SAMP_DBG(cc.cycles)) - continue; - len += snprintf(buf + len, size - len, - "%4d %08x %08x %08x %08x\n", - sampidx, ATH_SAMP_DBG(cc.cycles), - ATH_SAMP_DBG(cc.rx_busy), - ATH_SAMP_DBG(cc.rx_frame), - ATH_SAMP_DBG(cc.tx_frame)); - } - - len += snprintf(buf + len, size - len, "Tx status Dump :\n"); - len += snprintf(buf + len, size - len, - "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb " - "isok rts_fail data_fail rate tid qid " - "ba_low ba_high tx_before(ms)\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { - if (!ATH_SAMP_DBG(ts[i].jiffies)) - continue; - len += snprintf(buf + len, size - len, "%-14d" - "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d " - "%-9d %-4d %-3d %-3d %08x %08x %-11d\n", - sampidx, - ATH_SAMP_DBG(ts[i].rssi_ctl0), - ATH_SAMP_DBG(ts[i].rssi_ctl1), - ATH_SAMP_DBG(ts[i].rssi_ctl2), - ATH_SAMP_DBG(ts[i].rssi_ext0), - ATH_SAMP_DBG(ts[i].rssi_ext1), - ATH_SAMP_DBG(ts[i].rssi_ext2), - ATH_SAMP_DBG(ts[i].rssi), - ATH_SAMP_DBG(ts[i].isok), - ATH_SAMP_DBG(ts[i].rts_fail_cnt), - ATH_SAMP_DBG(ts[i].data_fail_cnt), - ATH_SAMP_DBG(ts[i].rateindex), - ATH_SAMP_DBG(ts[i].tid), - ATH_SAMP_DBG(ts[i].qid), - ATH_SAMP_DBG(ts[i].ba_low), - ATH_SAMP_DBG(ts[i].ba_high), - jiffies_to_msecs(jiffies - - ATH_SAMP_DBG(ts[i].jiffies))); - } - } - - len += snprintf(buf + len, size - len, "Rx status Dump :\n"); - len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 " - "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { - if (!ATH_SAMP_DBG(rs[i].jiffies)) - continue; - len += snprintf(buf + len, size - len, "%-14d" - "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n", - sampidx, - ATH_SAMP_DBG(rs[i].rssi_ctl0), - ATH_SAMP_DBG(rs[i].rssi_ctl1), - ATH_SAMP_DBG(rs[i].rssi_ctl2), - ATH_SAMP_DBG(rs[i].rssi_ext0), - ATH_SAMP_DBG(rs[i].rssi_ext1), - ATH_SAMP_DBG(rs[i].rssi_ext2), - ATH_SAMP_DBG(rs[i].rssi), - ATH_SAMP_DBG(rs[i].is_mybeacon) ? - "True" : "False", - ATH_SAMP_DBG(rs[i].antenna), - ATH_SAMP_DBG(rs[i].rate), - jiffies_to_msecs(jiffies - - ATH_SAMP_DBG(rs[i].jiffies))); - } - } - - vfree(bb_mac_samp); - file->private_data = buf; - - return 0; -#undef ATH_SAMP_DBG -} - -static const struct file_operations fops_samps = { - .open = open_file_bb_mac_samps, - .read = ath9k_debugfs_read_buf, - .release = ath9k_debugfs_release_buf, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -#endif - #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -1488,8 +1142,8 @@ static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, return -ENOMEM; if (!sc->sc_ah->common.btcoex_enabled) { - len = snprintf(buf, size, "%s\n", - "BTCOEX is disabled"); + len = scnprintf(buf, size, "%s\n", + "BTCOEX is disabled"); goto exit; } @@ -1509,96 +1163,6 @@ static const struct file_operations fops_btcoex = { }; #endif -static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_node *an = file->private_data; - struct ath_softc *sc = an->sc; - struct ath_atx_tid *tid; - struct ath_atx_ac *ac; - struct ath_txq *txq; - u32 len = 0, size = 4096; - char *buf; - size_t retval; - int tidno, acno; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - if (!an->sta->ht_cap.ht_supported) { - len = snprintf(buf, size, "%s\n", - "HT not supported"); - goto exit; - } - - len = snprintf(buf, size, "Max-AMPDU: %d\n", - an->maxampdu); - len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", - an->mpdudensity); - - len += snprintf(buf + len, size - len, - "%2s%7s\n", "AC", "SCHED"); - - for (acno = 0, ac = &an->ac[acno]; - acno < IEEE80211_NUM_ACS; acno++, ac++) { - txq = ac->txq; - ath_txq_lock(sc, txq); - len += snprintf(buf + len, size - len, - "%2d%7d\n", - acno, ac->sched); - ath_txq_unlock(sc, txq); - } - - len += snprintf(buf + len, size - len, - "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", - "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", - "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); - - for (tidno = 0, tid = &an->tid[tidno]; - tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { - txq = tid->ac->txq; - ath_txq_lock(sc, txq); - len += snprintf(buf + len, size - len, - "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", - tid->tidno, tid->seq_start, tid->seq_next, - tid->baw_size, tid->baw_head, tid->baw_tail, - tid->bar_index, tid->sched, tid->paused); - ath_txq_unlock(sc, txq); - } -exit: - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; -} - -static const struct file_operations fops_node_stat = { - .read = read_file_node_stat, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir) -{ - struct ath_node *an = (struct ath_node *)sta->drv_priv; - an->node_stat = debugfs_create_file("node_stat", S_IRUGO, - dir, an, &fops_node_stat); -} - -void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir) -{ - struct ath_node *an = (struct ath_node *)sta->drv_priv; - debugfs_remove(an->node_stat); -} - /* Ethtool support for get-stats */ #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" @@ -1624,6 +1188,7 @@ static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = { AMKSTR(d_tx_desc_cfg_err), AMKSTR(d_tx_data_underrun), AMKSTR(d_tx_delim_underrun), + "d_rx_crc_err", "d_rx_decrypt_crc_err", "d_rx_phy_err", "d_rx_mic_err", @@ -1704,6 +1269,7 @@ void ath9k_get_et_stats(struct ieee80211_hw *hw, AWDATA(data_underrun); AWDATA(delim_underrun); + AWDATA_RX(crc_err); AWDATA_RX(decrypt_crc_err); AWDATA_RX(phy_err); AWDATA_RX(mic_err); @@ -1718,6 +1284,11 @@ void ath9k_get_et_stats(struct ieee80211_hw *hw, WARN_ON(i != ATH9K_SSTATS_LEN); } +void ath9k_deinit_debug(struct ath_softc *sc) +{ + ath9k_spectral_deinit_debug(sc); +} + int ath9k_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); @@ -1734,6 +1305,8 @@ int ath9k_init_debug(struct ath_hw *ah) #endif ath9k_dfs_init_debug(sc); + ath9k_tx99_init_debug(sc); + ath9k_spectral_init_debug(sc); debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dma); @@ -1755,14 +1328,16 @@ int ath9k_init_debug(struct ath_hw *ah) &fops_misc); debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_reset); - debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_recv); - debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_rx_chainmask); - debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_tx_chainmask); - debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_disable_ani); + + ath9k_cmn_debug_recv(sc->debug.debugfs_phy, &sc->debug.stats.rxstats); + ath9k_cmn_debug_phy_err(sc->debug.debugfs_phy, &sc->debug.stats.rxstats); + + debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy, + &ah->rxchainmask); + debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy, + &ah->txchainmask); + debugfs_create_file("ani", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_ani); debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->config.enable_paprd); debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, @@ -1776,23 +1351,22 @@ int ath9k_init_debug(struct ath_hw *ah) &fops_regdump); debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dump_nfcal); - debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_base_eeprom); - debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_modal_eeprom); -#ifdef CONFIG_ATH9K_MAC_DEBUG - debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_samps); -#endif + + ath9k_cmn_debug_base_eeprom(sc->debug.debugfs_phy, sc->sc_ah); + ath9k_cmn_debug_modal_eeprom(sc->debug.debugfs_phy, sc->sc_ah); + debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); - debugfs_create_file("diversity", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_ant_diversity); + debugfs_create_file("antenna_diversity", S_IRUSR, + sc->debug.debugfs_phy, sc, &fops_antenna_diversity); #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_btcoex); #endif + return 0; } diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index 375c3b46411..53ae15bd0c9 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -18,18 +18,24 @@ #define DEBUG_H #include "hw.h" -#include "rc.h" #include "dfs_debug.h" struct ath_txq; struct ath_buf; +struct fft_sample_tlv; #ifdef CONFIG_ATH9K_DEBUGFS #define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++ +#define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++) #define RESET_STAT_INC(sc, type) sc->debug.stats.reset[type]++ +#define ANT_STAT_INC(i, c) sc->debug.stats.ant_stats[i].c++ +#define ANT_LNA_INC(i, c) sc->debug.stats.ant_stats[i].lna_recv_cnt[c]++; #else #define TX_STAT_INC(q, c) do { } while (0) +#define RX_STAT_INC(c) #define RESET_STAT_INC(sc, type) do { } while (0) +#define ANT_STAT_INC(i, c) do { } while (0) +#define ANT_LNA_INC(i, c) do { } while (0) #endif enum ath_reset_type { @@ -37,6 +43,7 @@ enum ath_reset_type { RESET_TYPE_BB_WATCHDOG, RESET_TYPE_FATAL_INT, RESET_TYPE_TX_ERROR, + RESET_TYPE_TX_GTT, RESET_TYPE_TX_HANG, RESET_TYPE_PLL_HANG, RESET_TYPE_MAC_HANG, @@ -141,6 +148,7 @@ struct ath_interrupt_stats { * @a_completed: Total AMPDUs completed * @a_retries: No. of AMPDUs retried (SW) * @a_xretries: No. of AMPDUs dropped due to xretries + * @txerr_filtered: No. of frames with TXERR_FILT flag set. * @fifo_underrun: FIFO underrun occurrences Valid only for: - non-aggregate condition. @@ -167,6 +175,7 @@ struct ath_tx_stats { u32 a_completed; u32 a_retries; u32 a_xretries; + u32 txerr_filtered; u32 fifo_underrun; u32 xtxop; u32 timer_exp; @@ -186,58 +195,40 @@ struct ath_tx_stats { #define TXSTATS sc->debug.stats.txstats #define PR(str, elem) \ do { \ - len += snprintf(buf + len, size - len, \ - "%s%13u%11u%10u%10u\n", str, \ - TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \ + len += scnprintf(buf + len, size - len, \ + "%s%13u%11u%10u%10u\n", str, \ + TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \ } while(0) -#define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++) +struct ath_rx_rate_stats { + struct { + u32 ht20_cnt; + u32 ht40_cnt; + u32 sgi_cnt; + u32 lgi_cnt; + } ht_stats[24]; -/** - * struct ath_rx_stats - RX Statistics - * @rx_pkts_all: No. of total frames received, including ones that - may have had errors. - * @rx_bytes_all: No. of total bytes received, including ones that - may have had errors. - * @crc_err: No. of frames with incorrect CRC value - * @decrypt_crc_err: No. of frames whose CRC check failed after - decryption process completed - * @phy_err: No. of frames whose reception failed because the PHY - encountered an error - * @mic_err: No. of frames with incorrect TKIP MIC verification failure - * @pre_delim_crc_err: Pre-Frame delimiter CRC error detections - * @post_delim_crc_err: Post-Frame delimiter CRC error detections - * @decrypt_busy_err: Decryption interruptions counter - * @phy_err_stats: Individual PHY error statistics - * @rx_len_err: No. of frames discarded due to bad length. - * @rx_oom_err: No. of frames dropped due to OOM issues. - * @rx_rate_err: No. of frames dropped due to rate errors. - * @rx_too_many_frags_err: Frames dropped due to too-many-frags received. - * @rx_drop_rxflush: No. of frames dropped due to RX-FLUSH. - * @rx_beacons: No. of beacons received. - * @rx_frags: No. of rx-fragements received. - */ -struct ath_rx_stats { - u32 rx_pkts_all; - u32 rx_bytes_all; - u32 crc_err; - u32 decrypt_crc_err; - u32 phy_err; - u32 mic_err; - u32 pre_delim_crc_err; - u32 post_delim_crc_err; - u32 decrypt_busy_err; - u32 phy_err_stats[ATH9K_PHYERR_MAX]; - u32 rx_len_err; - u32 rx_oom_err; - u32 rx_rate_err; - u32 rx_too_many_frags_err; - u32 rx_drop_rxflush; - u32 rx_beacons; - u32 rx_frags; + struct { + u32 ofdm_cnt; + } ofdm_stats[8]; + + struct { + u32 cck_lp_cnt; + u32 cck_sp_cnt; + } cck_stats[4]; +}; + +#define ANT_MAIN 0 +#define ANT_ALT 1 + +struct ath_antenna_stats { + u32 recv_cnt; + u32 rssi_avg; + u32 lna_recv_cnt[4]; + u32 lna_attempt_cnt[4]; }; struct ath_stats { @@ -245,62 +236,18 @@ struct ath_stats { struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; struct ath_rx_stats rxstats; struct ath_dfs_stats dfs_stats; + struct ath_antenna_stats ant_stats[2]; u32 reset[__RESET_TYPE_MAX]; }; -#define ATH_DBG_MAX_SAMPLES 10 -struct ath_dbg_bb_mac_samp { - u32 dma_dbg_reg_vals[ATH9K_NUM_DMA_DEBUG_REGS]; - u32 pcu_obs, pcu_cr, noise; - struct { - u64 jiffies; - int8_t rssi_ctl0; - int8_t rssi_ctl1; - int8_t rssi_ctl2; - int8_t rssi_ext0; - int8_t rssi_ext1; - int8_t rssi_ext2; - int8_t rssi; - bool isok; - u8 rts_fail_cnt; - u8 data_fail_cnt; - u8 rateindex; - u8 qid; - u8 tid; - u32 ba_low; - u32 ba_high; - } ts[ATH_DBG_MAX_SAMPLES]; - struct { - u64 jiffies; - int8_t rssi_ctl0; - int8_t rssi_ctl1; - int8_t rssi_ctl2; - int8_t rssi_ext0; - int8_t rssi_ext1; - int8_t rssi_ext2; - int8_t rssi; - bool is_mybeacon; - u8 antenna; - u8 rate; - } rs[ATH_DBG_MAX_SAMPLES]; - struct ath_cycle_counters cc; - struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS]; -}; - struct ath9k_debug { struct dentry *debugfs_phy; u32 regidx; struct ath_stats stats; -#ifdef CONFIG_ATH9K_MAC_DEBUG - spinlock_t samp_lock; - struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES]; - u8 sampidx; - u8 tsidx; - u8 rsidx; -#endif }; int ath9k_init_debug(struct ath_hw *ah); +void ath9k_deinit_debug(struct ath_softc *sc); void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, @@ -319,24 +266,25 @@ void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir); -void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir); -#else +void ath9k_debug_stat_ant(struct ath_softc *sc, + struct ath_hw_antcomb_conf *div_ant_conf, + int main_rssi_avg, int alt_rssi_avg); +void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause); -#define RX_STAT_INC(c) /* NOP */ +#else static inline int ath9k_init_debug(struct ath_hw *ah) { return 0; } +static inline void ath9k_deinit_debug(struct ath_softc *sc) +{ +} static inline void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) { } - static inline void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, struct ath_tx_status *ts, @@ -344,25 +292,34 @@ static inline void ath_debug_stat_tx(struct ath_softc *sc, unsigned int flags) { } - static inline void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) { } +static inline void ath9k_debug_stat_ant(struct ath_softc *sc, + struct ath_hw_antcomb_conf *div_ant_conf, + int main_rssi_avg, int alt_rssi_avg) +{ -#endif /* CONFIG_ATH9K_DEBUGFS */ +} -#ifdef CONFIG_ATH9K_MAC_DEBUG +static inline void +ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause) +{ +} -void ath9k_debug_samp_bb_mac(struct ath_softc *sc); +#endif /* CONFIG_ATH9K_DEBUGFS */ +#ifdef CONFIG_ATH9K_STATION_STATISTICS +void ath_debug_rate_stats(struct ath_softc *sc, + struct ath_rx_status *rs, + struct sk_buff *skb); #else - -static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) +static inline void ath_debug_rate_stats(struct ath_softc *sc, + struct ath_rx_status *rs, + struct sk_buff *skb) { } - -#endif - +#endif /* CONFIG_ATH9K_STATION_STATISTICS */ #endif /* DEBUG_H */ diff --git a/drivers/net/wireless/ath/ath9k/debug_sta.c b/drivers/net/wireless/ath/ath9k/debug_sta.c new file mode 100644 index 00000000000..ffca918ff16 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/debug_sta.c @@ -0,0 +1,268 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "ath9k.h" + +/*************/ +/* node_aggr */ +/*************/ + +static ssize_t read_file_node_aggr(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_node *an = file->private_data; + struct ath_softc *sc = an->sc; + struct ath_atx_tid *tid; + struct ath_atx_ac *ac; + struct ath_txq *txq; + u32 len = 0, size = 4096; + char *buf; + size_t retval; + int tidno, acno; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + if (!an->sta->ht_cap.ht_supported) { + len = scnprintf(buf, size, "%s\n", + "HT not supported"); + goto exit; + } + + len = scnprintf(buf, size, "Max-AMPDU: %d\n", + an->maxampdu); + len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n", + an->mpdudensity); + + len += scnprintf(buf + len, size - len, + "%2s%7s\n", "AC", "SCHED"); + + for (acno = 0, ac = &an->ac[acno]; + acno < IEEE80211_NUM_ACS; acno++, ac++) { + txq = ac->txq; + ath_txq_lock(sc, txq); + len += scnprintf(buf + len, size - len, + "%2d%7d\n", + acno, ac->sched); + ath_txq_unlock(sc, txq); + } + + len += scnprintf(buf + len, size - len, + "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", + "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", + "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); + + for (tidno = 0, tid = &an->tid[tidno]; + tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { + txq = tid->ac->txq; + ath_txq_lock(sc, txq); + if (tid->active) { + len += scnprintf(buf + len, size - len, + "%3d%11d%10d%10d%10d%10d%9d%6d\n", + tid->tidno, + tid->seq_start, + tid->seq_next, + tid->baw_size, + tid->baw_head, + tid->baw_tail, + tid->bar_index, + tid->sched); + } + ath_txq_unlock(sc, txq); + } +exit: + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +static const struct file_operations fops_node_aggr = { + .read = read_file_node_aggr, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/*************/ +/* node_recv */ +/*************/ + +void ath_debug_rate_stats(struct ath_softc *sc, + struct ath_rx_status *rs, + struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + struct ath_hw *ah = sc->sc_ah; + struct ieee80211_rx_status *rxs; + struct ath_rx_rate_stats *rstats; + struct ieee80211_sta *sta; + struct ath_node *an; + + if (!ieee80211_is_data(hdr->frame_control)) + return; + + rcu_read_lock(); + + sta = ieee80211_find_sta_by_ifaddr(sc->hw, hdr->addr2, NULL); + if (!sta) + goto exit; + + an = (struct ath_node *) sta->drv_priv; + rstats = &an->rx_rate_stats; + rxs = IEEE80211_SKB_RXCB(skb); + + if (IS_HT_RATE(rs->rs_rate)) { + if (rxs->rate_idx >= ARRAY_SIZE(rstats->ht_stats)) + goto exit; + + if (rxs->flag & RX_FLAG_40MHZ) + rstats->ht_stats[rxs->rate_idx].ht40_cnt++; + else + rstats->ht_stats[rxs->rate_idx].ht20_cnt++; + + if (rxs->flag & RX_FLAG_SHORT_GI) + rstats->ht_stats[rxs->rate_idx].sgi_cnt++; + else + rstats->ht_stats[rxs->rate_idx].lgi_cnt++; + + goto exit; + } + + if (IS_CCK_RATE(rs->rs_rate)) { + if (rxs->flag & RX_FLAG_SHORTPRE) + rstats->cck_stats[rxs->rate_idx].cck_sp_cnt++; + else + rstats->cck_stats[rxs->rate_idx].cck_lp_cnt++; + + goto exit; + } + + if (IS_OFDM_RATE(rs->rs_rate)) { + if (ah->curchan->chan->band == IEEE80211_BAND_2GHZ) + rstats->ofdm_stats[rxs->rate_idx - 4].ofdm_cnt++; + else + rstats->ofdm_stats[rxs->rate_idx].ofdm_cnt++; + } +exit: + rcu_read_unlock(); +} + +#define PRINT_CCK_RATE(str, i, sp) \ + do { \ + len += scnprintf(buf + len, size - len, \ + "%11s : %10u\n", \ + str, \ + (sp) ? rstats->cck_stats[i].cck_sp_cnt : \ + rstats->cck_stats[i].cck_lp_cnt); \ + } while (0) + +#define PRINT_OFDM_RATE(str, i) \ + do { \ + len += scnprintf(buf + len, size - len, \ + "%11s : %10u\n", \ + str, \ + rstats->ofdm_stats[i].ofdm_cnt); \ + } while (0) + +static ssize_t read_file_node_recv(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_node *an = file->private_data; + struct ath_softc *sc = an->sc; + struct ath_hw *ah = sc->sc_ah; + struct ath_rx_rate_stats *rstats; + struct ieee80211_sta *sta = an->sta; + enum ieee80211_band band; + u32 len = 0, size = 4096; + char *buf; + size_t retval; + int i; + + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + band = ah->curchan->chan->band; + rstats = &an->rx_rate_stats; + + if (!sta->ht_cap.ht_supported) + goto legacy; + + len += scnprintf(buf + len, size - len, + "%24s%10s%10s%10s\n", + "HT20", "HT40", "SGI", "LGI"); + + for (i = 0; i < 24; i++) { + len += scnprintf(buf + len, size - len, + "%8s%3u : %10u%10u%10u%10u\n", + "MCS", i, + rstats->ht_stats[i].ht20_cnt, + rstats->ht_stats[i].ht40_cnt, + rstats->ht_stats[i].sgi_cnt, + rstats->ht_stats[i].lgi_cnt); + } + + len += scnprintf(buf + len, size - len, "\n"); + +legacy: + if (band == IEEE80211_BAND_2GHZ) { + PRINT_CCK_RATE("CCK-1M/LP", 0, false); + PRINT_CCK_RATE("CCK-2M/LP", 1, false); + PRINT_CCK_RATE("CCK-5.5M/LP", 2, false); + PRINT_CCK_RATE("CCK-11M/LP", 3, false); + + PRINT_CCK_RATE("CCK-2M/SP", 1, true); + PRINT_CCK_RATE("CCK-5.5M/SP", 2, true); + PRINT_CCK_RATE("CCK-11M/SP", 3, true); + } + + PRINT_OFDM_RATE("OFDM-6M", 0); + PRINT_OFDM_RATE("OFDM-9M", 1); + PRINT_OFDM_RATE("OFDM-12M", 2); + PRINT_OFDM_RATE("OFDM-18M", 3); + PRINT_OFDM_RATE("OFDM-24M", 4); + PRINT_OFDM_RATE("OFDM-36M", 5); + PRINT_OFDM_RATE("OFDM-48M", 6); + PRINT_OFDM_RATE("OFDM-54M", 7); + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; +} + +#undef PRINT_OFDM_RATE +#undef PRINT_CCK_RATE + +static const struct file_operations fops_node_recv = { + .read = read_file_node_recv, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct dentry *dir) +{ + struct ath_node *an = (struct ath_node *)sta->drv_priv; + + debugfs_create_file("node_aggr", S_IRUGO, dir, an, &fops_node_aggr); + debugfs_create_file("node_recv", S_IRUGO, dir, an, &fops_node_recv); +} diff --git a/drivers/net/wireless/ath/ath9k/dfs.c b/drivers/net/wireless/ath/ath9k/dfs.c index ecc81792f2d..726271c7c33 100644 --- a/drivers/net/wireless/ath/ath9k/dfs.c +++ b/drivers/net/wireless/ath/ath9k/dfs.c @@ -55,12 +55,6 @@ ath9k_postprocess_radar_event(struct ath_softc *sc, u8 rssi; u16 dur; - ath_dbg(ath9k_hw_common(sc->sc_ah), DFS, - "pulse_bw_info=0x%x, pri,ext len/rssi=(%u/%u, %u/%u)\n", - ard->pulse_bw_info, - ard->pulse_length_pri, ard->rssi, - ard->pulse_length_ext, ard->ext_rssi); - /* * Only the last 2 bits of the BW info are relevant, they indicate * which channel the radar was detected in. @@ -164,8 +158,8 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data, return; } - ard.rssi = rs->rs_rssi_ctl0; - ard.ext_rssi = rs->rs_rssi_ext0; + ard.rssi = rs->rs_rssi_ctl[0]; + ard.ext_rssi = rs->rs_rssi_ext[0]; /* * hardware stores this as 8 bit signed value. @@ -184,18 +178,16 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data, pe.ts = mactime; if (ath9k_postprocess_radar_event(sc, &ard, &pe)) { struct dfs_pattern_detector *pd = sc->dfs_detector; - static u64 last_ts; ath_dbg(common, DFS, "ath9k_dfs_process_phyerr: channel=%d, ts=%llu, " "width=%d, rssi=%d, delta_ts=%llu\n", - pe.freq, pe.ts, pe.width, pe.rssi, pe.ts-last_ts); - last_ts = pe.ts; + pe.freq, pe.ts, pe.width, pe.rssi, + pe.ts - sc->dfs_prev_pulse_ts); + sc->dfs_prev_pulse_ts = pe.ts; DFS_STAT_INC(sc, pulses_processed); if (pd != NULL && pd->add_pulse(pd, &pe)) { DFS_STAT_INC(sc, radar_detected); - /* - * TODO: forward radar event to DFS management layer - */ + ieee80211_radar_detected(sc->hw); } } } diff --git a/drivers/net/wireless/ath/ath9k/dfs.h b/drivers/net/wireless/ath/ath9k/dfs.h index 3c839f06a06..c6fa3d5b5d7 100644 --- a/drivers/net/wireless/ath/ath9k/dfs.h +++ b/drivers/net/wireless/ath/ath9k/dfs.h @@ -17,7 +17,7 @@ #ifndef ATH9K_DFS_H #define ATH9K_DFS_H -#include "dfs_pattern_detector.h" +#include "../dfs_pattern_detector.h" #if defined(CONFIG_ATH9K_DFS_CERTIFIED) /** diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.c b/drivers/net/wireless/ath/ath9k/dfs_debug.c index 55d28072ade..8824610c21f 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_debug.c +++ b/drivers/net/wireless/ath/ath9k/dfs_debug.c @@ -20,16 +20,16 @@ #include "ath9k.h" #include "dfs_debug.h" +#include "../dfs_pattern_detector.h" - -struct ath_dfs_pool_stats global_dfs_pool_stats = { 0 }; +static struct ath_dfs_pool_stats dfs_pool_stats = { 0 }; #define ATH9K_DFS_STAT(s, p) \ - len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ - sc->debug.stats.dfs_stats.p); + len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \ + sc->debug.stats.dfs_stats.p); #define ATH9K_DFS_POOL_STAT(s, p) \ - len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ - global_dfs_pool_stats.p); + len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \ + dfs_pool_stats.p); static ssize_t read_file_dfs(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -44,12 +44,21 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, "DFS support for " - "macVersion = 0x%x, macRev = 0x%x: %s\n", - hw_ver->macVersion, hw_ver->macRev, - (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ? + len += scnprintf(buf + len, size - len, "DFS support for " + "macVersion = 0x%x, macRev = 0x%x: %s\n", + hw_ver->macVersion, hw_ver->macRev, + (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ? "enabled" : "disabled"); - len += snprintf(buf + len, size - len, "Pulse detector statistics:\n"); + + if (!sc->dfs_detector) { + len += scnprintf(buf + len, size - len, + "DFS detector not enabled\n"); + goto exit; + } + + dfs_pool_stats = sc->dfs_detector->get_stats(sc->dfs_detector); + + len += scnprintf(buf + len, size - len, "Pulse detector statistics:\n"); ATH9K_DFS_STAT("pulse events reported ", pulses_total); ATH9K_DFS_STAT("invalid pulse events ", pulses_no_dfs); ATH9K_DFS_STAT("DFS pulses detected ", pulses_detected); @@ -59,11 +68,12 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, ATH9K_DFS_STAT("Primary channel pulses ", pri_phy_errors); ATH9K_DFS_STAT("Secondary channel pulses", ext_phy_errors); ATH9K_DFS_STAT("Dual channel pulses ", dc_phy_errors); - len += snprintf(buf + len, size - len, "Radar detector statistics " - "(current DFS region: %d)\n", sc->dfs_detector->region); + len += scnprintf(buf + len, size - len, "Radar detector statistics " + "(current DFS region: %d)\n", + sc->dfs_detector->region); ATH9K_DFS_STAT("Pulse events processed ", pulses_processed); ATH9K_DFS_STAT("Radars detected ", radar_detected); - len += snprintf(buf + len, size - len, "Global Pool statistics:\n"); + len += scnprintf(buf + len, size - len, "Global Pool statistics:\n"); ATH9K_DFS_POOL_STAT("Pool references ", pool_reference); ATH9K_DFS_POOL_STAT("Pulses allocated ", pulse_allocated); ATH9K_DFS_POOL_STAT("Pulses alloc error ", pulse_alloc_error); @@ -72,6 +82,7 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, ATH9K_DFS_POOL_STAT("Seqs. alloc error ", pseq_alloc_error); ATH9K_DFS_POOL_STAT("Seqs. in use ", pseq_used); +exit: if (len > size) len = size; @@ -96,7 +107,7 @@ static ssize_t write_file_dfs(struct file *file, const char __user *user_buf, return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &val)) + if (kstrtoul(buf, 0, &val)) return -EINVAL; if (val == DFS_STATS_RESET_MAGIC) @@ -105,6 +116,24 @@ static ssize_t write_file_dfs(struct file *file, const char __user *user_buf, return count; } +static ssize_t write_file_simulate_radar(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + + ieee80211_radar_detected(sc->hw); + + return count; +} + +static const struct file_operations fops_simulate_radar = { + .write = write_file_simulate_radar, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + static const struct file_operations fops_dfs_stats = { .read = read_file_dfs, .write = write_file_dfs, @@ -117,4 +146,6 @@ void ath9k_dfs_init_debug(struct ath_softc *sc) { debugfs_create_file("dfs_stats", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_dfs_stats); + debugfs_create_file("dfs_simulate_radar", S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_simulate_radar); } diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.h b/drivers/net/wireless/ath/ath9k/dfs_debug.h index e36810a4b58..7936c9126a2 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_debug.h +++ b/drivers/net/wireless/ath/ath9k/dfs_debug.h @@ -21,6 +21,8 @@ #include "hw.h" +struct ath_softc; + /** * struct ath_dfs_stats - DFS Statistics per wiphy * @pulses_total: pulses reported by HW @@ -51,25 +53,11 @@ struct ath_dfs_stats { u32 radar_detected; }; -/** - * struct ath_dfs_pool_stats - DFS Statistics for global pools - */ -struct ath_dfs_pool_stats { - u32 pool_reference; - u32 pulse_allocated; - u32 pulse_alloc_error; - u32 pulse_used; - u32 pseq_allocated; - u32 pseq_alloc_error; - u32 pseq_used; -}; #if defined(CONFIG_ATH9K_DFS_DEBUGFS) #define DFS_STAT_INC(sc, c) (sc->debug.stats.dfs_stats.c++) void ath9k_dfs_init_debug(struct ath_softc *sc); -#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++) -#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--) extern struct ath_dfs_pool_stats global_dfs_pool_stats; #else @@ -77,8 +65,6 @@ extern struct ath_dfs_pool_stats global_dfs_pool_stats; #define DFS_STAT_INC(sc, c) do { } while (0) static inline void ath9k_dfs_init_debug(struct ath_softc *sc) { } -#define DFS_POOL_STAT_INC(c) do { } while (0) -#define DFS_POOL_STAT_DEC(c) do { } while (0) #endif /* CONFIG_ATH9K_DFS_DEBUGFS */ #endif /* ATH9K_DFS_DEBUG_H */ diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c index c2bfd748eed..07b806c56c5 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c @@ -129,10 +129,10 @@ static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_header_4k *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ath9k_dump_4k_modal_eeprom(buf, len, size, - &eep->modalHeader); + &eep->modalHeader); goto out; } @@ -160,8 +160,8 @@ static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF); PR_EEP("TX Gain type", pBase->txGainType); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) @@ -812,6 +812,7 @@ static void ath9k_hw_4k_set_gain(struct ath_hw *ah, static void ath9k_hw_4k_set_board_values(struct ath_hw *ah, struct ath9k_channel *chan) { + struct ath9k_hw_capabilities *pCap = &ah->caps; struct modal_eep_4k_header *pModal; struct ar5416_eeprom_4k *eep = &ah->eeprom.map4k; struct base_eep_header_4k *pBase = &eep->baseEepHeader; @@ -858,6 +859,24 @@ static void ath9k_hw_4k_set_board_values(struct ath_hw *ah, REG_WRITE(ah, AR_PHY_CCK_DETECT, regVal); regVal = REG_READ(ah, AR_PHY_CCK_DETECT); + + if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { + /* + * If diversity combining is enabled, + * set MAIN to LNA1 and ALT to LNA2 initially. + */ + regVal = REG_READ(ah, AR_PHY_MULTICHAIN_GAIN_CTL); + regVal &= (~(AR_PHY_9285_ANT_DIV_MAIN_LNACONF | + AR_PHY_9285_ANT_DIV_ALT_LNACONF)); + + regVal |= (ATH_ANT_DIV_COMB_LNA1 << + AR_PHY_9285_ANT_DIV_MAIN_LNACONF_S); + regVal |= (ATH_ANT_DIV_COMB_LNA2 << + AR_PHY_9285_ANT_DIV_ALT_LNACONF_S); + regVal &= (~(AR_PHY_9285_FAST_DIV_BIAS)); + regVal |= (0 << AR_PHY_9285_FAST_DIV_BIAS_S); + REG_WRITE(ah, AR_PHY_MULTICHAIN_GAIN_CTL, regVal); + } } if (pModal->version >= 2) { @@ -1066,31 +1085,7 @@ static void ath9k_hw_4k_set_board_values(struct ath_hw *ah, static u16 ath9k_hw_4k_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz) { -#define EEP_MAP4K_SPURCHAN \ - (ah->eeprom.map4k.modalHeader.spurChans[i].spurChan) - struct ath_common *common = ath9k_hw_common(ah); - - u16 spur_val = AR_NO_SPUR; - - ath_dbg(common, ANI, "Getting spur idx:%d is2Ghz:%d val:%x\n", - i, is2GHz, ah->config.spurchans[i][is2GHz]); - - switch (ah->config.spurmode) { - case SPUR_DISABLE: - break; - case SPUR_ENABLE_IOCTL: - spur_val = ah->config.spurchans[i][is2GHz]; - ath_dbg(common, ANI, "Getting spur val from new loc. %d\n", - spur_val); - break; - case SPUR_ENABLE_EEPROM: - spur_val = EEP_MAP4K_SPURCHAN; - break; - } - - return spur_val; - -#undef EEP_MAP4K_SPURCHAN + return ah->eeprom.map4k.modalHeader.spurChans[i].spurChan; } const struct eeprom_ops eep_4k_ops = { diff --git a/drivers/net/wireless/ath/ath9k/eeprom_9287.c b/drivers/net/wireless/ath/ath9k/eeprom_9287.c index 3ae1f3df063..5ba1385c983 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c @@ -125,8 +125,8 @@ static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_ar9287_header *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ar9287_dump_modal_eeprom(buf, len, size, &eep->modalHeader); goto out; @@ -157,8 +157,8 @@ static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Power Table Offset", pBase->pwrTableOffset); PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) @@ -1004,31 +1004,7 @@ static void ath9k_hw_ar9287_set_board_values(struct ath_hw *ah, static u16 ath9k_hw_ar9287_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz) { -#define EEP_MAP9287_SPURCHAN \ - (ah->eeprom.map9287.modalHeader.spurChans[i].spurChan) - - struct ath_common *common = ath9k_hw_common(ah); - u16 spur_val = AR_NO_SPUR; - - ath_dbg(common, ANI, "Getting spur idx:%d is2Ghz:%d val:%x\n", - i, is2GHz, ah->config.spurchans[i][is2GHz]); - - switch (ah->config.spurmode) { - case SPUR_DISABLE: - break; - case SPUR_ENABLE_IOCTL: - spur_val = ah->config.spurchans[i][is2GHz]; - ath_dbg(common, ANI, "Getting spur val from new loc. %d\n", - spur_val); - break; - case SPUR_ENABLE_EEPROM: - spur_val = EEP_MAP9287_SPURCHAN; - break; - } - - return spur_val; - -#undef EEP_MAP9287_SPURCHAN + return ah->eeprom.map9287.modalHeader.spurChans[i].spurChan; } const struct eeprom_ops eep_ar9287_ops = { diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c index 1c25368b383..3218ca99474 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_def.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c @@ -205,12 +205,12 @@ static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_header *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ath9k_def_dump_modal_eeprom(buf, len, size, &eep->modalHeader[0]); - len += snprintf(buf + len, size - len, - "%20s :\n", "5GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "5GHz modal Header"); len = ath9k_def_dump_modal_eeprom(buf, len, size, &eep->modalHeader[1]); goto out; @@ -240,8 +240,8 @@ static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF); PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) @@ -1348,31 +1348,7 @@ static void ath9k_hw_def_set_txpower(struct ath_hw *ah, static u16 ath9k_hw_def_get_spur_channel(struct ath_hw *ah, u16 i, bool is2GHz) { -#define EEP_DEF_SPURCHAN \ - (ah->eeprom.def.modalHeader[is2GHz].spurChans[i].spurChan) - struct ath_common *common = ath9k_hw_common(ah); - - u16 spur_val = AR_NO_SPUR; - - ath_dbg(common, ANI, "Getting spur idx:%d is2Ghz:%d val:%x\n", - i, is2GHz, ah->config.spurchans[i][is2GHz]); - - switch (ah->config.spurmode) { - case SPUR_DISABLE: - break; - case SPUR_ENABLE_IOCTL: - spur_val = ah->config.spurchans[i][is2GHz]; - ath_dbg(common, ANI, "Getting spur val from new loc. %d\n", - spur_val); - break; - case SPUR_ENABLE_EEPROM: - spur_val = EEP_DEF_SPURCHAN; - break; - } - - return spur_val; - -#undef EEP_DEF_SPURCHAN + return ah->eeprom.def.modalHeader[is2GHz].spurChans[i].spurChan; } const struct eeprom_ops eep_def_ops = { diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 4b412aaf4f3..b1956bf6e01 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -157,36 +157,6 @@ static void ath_detect_bt_priority(struct ath_softc *sc) } } -static void ath9k_gen_timer_start(struct ath_hw *ah, - struct ath_gen_timer *timer, - u32 trig_timeout, - u32 timer_period) -{ - ath9k_hw_gen_timer_start(ah, timer, trig_timeout, timer_period); - - if ((ah->imask & ATH9K_INT_GENTIMER) == 0) { - ath9k_hw_disable_interrupts(ah); - ah->imask |= ATH9K_INT_GENTIMER; - ath9k_hw_set_interrupts(ah); - ath9k_hw_enable_interrupts(ah); - } -} - -static void ath9k_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer) -{ - struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; - - ath9k_hw_gen_timer_stop(ah, timer); - - /* if no timer is enabled, turn off interrupt mask */ - if (timer_table->timer_mask.val == 0) { - ath9k_hw_disable_interrupts(ah); - ah->imask &= ~ATH9K_INT_GENTIMER; - ath9k_hw_set_interrupts(ah); - ath9k_hw_enable_interrupts(ah); - } -} - static void ath_mci_ftp_adjust(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; @@ -257,19 +227,9 @@ static void ath_btcoex_period_timer(unsigned long data) spin_unlock_bh(&btcoex->btcoex_lock); - /* - * btcoex_period is in msec while (btocex/btscan_)no_stomp are in usec, - * ensure that we properly convert btcoex_period to usec - * for any comparision with (btcoex/btscan_)no_stomp. - */ - if (btcoex->btcoex_period * 1000 != btcoex->btcoex_no_stomp) { - if (btcoex->hw_timer_enabled) - ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer); - - ath9k_gen_timer_start(ah, btcoex->no_stomp_timer, timer_period, - timer_period * 10); - btcoex->hw_timer_enabled = true; - } + if (btcoex->btcoex_period != btcoex->btcoex_no_stomp) + mod_timer(&btcoex->no_stomp_timer, + jiffies + msecs_to_jiffies(timer_period)); ath9k_ps_restore(sc); @@ -282,7 +242,7 @@ skip_hw_wakeup: * Generic tsf based hw timer which configures weight * registers to time slice between wlan and bt traffic */ -static void ath_btcoex_no_stomp_timer(void *arg) +static void ath_btcoex_no_stomp_timer(unsigned long arg) { struct ath_softc *sc = (struct ath_softc *)arg; struct ath_hw *ah = sc->sc_ah; @@ -311,24 +271,18 @@ static int ath_init_btcoex_timer(struct ath_softc *sc) struct ath_btcoex *btcoex = &sc->btcoex; btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD; - btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * 1000 * + btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * btcoex->btcoex_period / 100; - btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * 1000 * + btcoex->btscan_no_stomp = (100 - ATH_BTCOEX_BTSCAN_DUTY_CYCLE) * btcoex->btcoex_period / 100; setup_timer(&btcoex->period_timer, ath_btcoex_period_timer, (unsigned long) sc); + setup_timer(&btcoex->no_stomp_timer, ath_btcoex_no_stomp_timer, + (unsigned long) sc); spin_lock_init(&btcoex->btcoex_lock); - btcoex->no_stomp_timer = ath_gen_timer_alloc(sc->sc_ah, - ath_btcoex_no_stomp_timer, - ath_btcoex_no_stomp_timer, - (void *) sc, AR_FIRST_NDP_TIMER); - - if (!btcoex->no_stomp_timer) - return -ENOMEM; - return 0; } @@ -343,10 +297,7 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc) ath_dbg(ath9k_hw_common(ah), BTCOEX, "Starting btcoex timers\n"); /* make sure duty cycle timer is also stopped when resuming */ - if (btcoex->hw_timer_enabled) { - ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer); - btcoex->hw_timer_enabled = false; - } + del_timer_sync(&btcoex->no_stomp_timer); btcoex->bt_priority_cnt = 0; btcoex->bt_priority_time = jiffies; @@ -363,24 +314,16 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc) void ath9k_btcoex_timer_pause(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; - struct ath_hw *ah = sc->sc_ah; del_timer_sync(&btcoex->period_timer); - - if (btcoex->hw_timer_enabled) { - ath9k_gen_timer_stop(ah, btcoex->no_stomp_timer); - btcoex->hw_timer_enabled = false; - } + del_timer_sync(&btcoex->no_stomp_timer); } void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; - if (btcoex->hw_timer_enabled) { - ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer); - btcoex->hw_timer_enabled = false; - } + del_timer_sync(&btcoex->no_stomp_timer); } u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen) @@ -400,12 +343,6 @@ u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen) void ath9k_btcoex_handle_interrupt(struct ath_softc *sc, u32 status) { - struct ath_hw *ah = sc->sc_ah; - - if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE) - if (status & ATH9K_INT_GENTIMER) - ath_gen_timer_isr(sc->sc_ah); - if (status & ATH9K_INT_MCI) ath_mci_intr(sc); } @@ -447,10 +384,6 @@ void ath9k_deinit_btcoex(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - if ((sc->btcoex.no_stomp_timer) && - ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_3WIRE) - ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer); - if (ath9k_hw_mci_is_enabled(ah)) ath_mci_cleanup(sc); } @@ -522,22 +455,22 @@ static int ath9k_dump_mci_btcoex(struct ath_softc *sc, u8 *buf, u32 size) ATH_DUMP_BTCOEX("Concurrent Tx", btcoex_hw->mci.concur_tx); ATH_DUMP_BTCOEX("Concurrent RSSI cnt", btcoex->rssi_count); - len += snprintf(buf + len, size - len, "BT Weights: "); + len += scnprintf(buf + len, size - len, "BT Weights: "); for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) - len += snprintf(buf + len, size - len, "%08x ", - btcoex_hw->bt_weight[i]); - len += snprintf(buf + len, size - len, "\n"); - len += snprintf(buf + len, size - len, "WLAN Weights: "); + len += scnprintf(buf + len, size - len, "%08x ", + btcoex_hw->bt_weight[i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "WLAN Weights: "); for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) - len += snprintf(buf + len, size - len, "%08x ", - btcoex_hw->wlan_weight[i]); - len += snprintf(buf + len, size - len, "\n"); - len += snprintf(buf + len, size - len, "Tx Priorities: "); + len += scnprintf(buf + len, size - len, "%08x ", + btcoex_hw->wlan_weight[i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "Tx Priorities: "); for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++) - len += snprintf(buf + len, size - len, "%08x ", + len += scnprintf(buf + len, size - len, "%08x ", btcoex_hw->tx_prio[i]); - len += snprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "\n"); return len; } diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index f5dda84176c..8e7153b186e 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -54,6 +54,8 @@ static struct usb_device_id ath9k_hif_usb_ids[] = { .driver_info = AR9280_USB }, /* SMC Networks */ { USB_DEVICE(0x0411, 0x017f), .driver_info = AR9280_USB }, /* Sony UWA-BR100 */ + { USB_DEVICE(0x0411, 0x0197), + .driver_info = AR9280_USB }, /* Buffalo WLI-UV-AG300P */ { USB_DEVICE(0x04da, 0x3904), .driver_info = AR9280_USB }, @@ -115,10 +117,10 @@ static int hif_usb_send_regout(struct hif_device_usb *hif_dev, cmd->skb = skb; cmd->hif_dev = hif_dev; - usb_fill_bulk_urb(urb, hif_dev->udev, - usb_sndbulkpipe(hif_dev->udev, USB_REG_OUT_PIPE), + usb_fill_int_urb(urb, hif_dev->udev, + usb_sndintpipe(hif_dev->udev, USB_REG_OUT_PIPE), skb->data, skb->len, - hif_usb_regout_cb, cmd); + hif_usb_regout_cb, cmd, 1); usb_anchor_urb(urb, &hif_dev->regout_submitted); ret = usb_submit_urb(urb, GFP_KERNEL); @@ -234,10 +236,15 @@ static inline void ath9k_skb_queue_complete(struct hif_device_usb *hif_dev, struct sk_buff *skb; while ((skb = __skb_dequeue(queue)) != NULL) { +#ifdef CONFIG_ATH9K_HTC_DEBUGFS + int ln = skb->len; +#endif ath9k_htc_txcompletion_cb(hif_dev->htc_handle, skb, txok); - if (txok) + if (txok) { TX_STAT_INC(skb_success); + TX_STAT_ADD(skb_success_bytes, ln); + } else TX_STAT_INC(skb_failed); } @@ -620,6 +627,7 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, err: for (i = 0; i < pool_index; i++) { + RX_STAT_ADD(skb_completed_bytes, skb_pool[i]->len); ath9k_htc_rx_msg(hif_dev->htc_handle, skb_pool[i], skb_pool[i]->len, USB_WLAN_RX_PIPE); RX_STAT_INC(skb_completed); @@ -717,11 +725,11 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) return; } - usb_fill_bulk_urb(urb, hif_dev->udev, - usb_rcvbulkpipe(hif_dev->udev, + usb_fill_int_urb(urb, hif_dev->udev, + usb_rcvintpipe(hif_dev->udev, USB_REG_IN_PIPE), nskb->data, MAX_REG_IN_BUF_SIZE, - ath9k_hif_usb_reg_in_cb, nskb); + ath9k_hif_usb_reg_in_cb, nskb, 1); } resubmit: @@ -903,11 +911,11 @@ static int ath9k_hif_usb_alloc_reg_in_urbs(struct hif_device_usb *hif_dev) goto err_skb; } - usb_fill_bulk_urb(urb, hif_dev->udev, - usb_rcvbulkpipe(hif_dev->udev, + usb_fill_int_urb(urb, hif_dev->udev, + usb_rcvintpipe(hif_dev->udev, USB_REG_IN_PIPE), skb->data, MAX_REG_IN_BUF_SIZE, - ath9k_hif_usb_reg_in_cb, skb); + ath9k_hif_usb_reg_in_cb, skb, 1); /* Anchor URB */ usb_anchor_urb(urb, &hif_dev->reg_in_submitted); @@ -1025,9 +1033,7 @@ static int ath9k_hif_usb_download_fw(struct hif_device_usb *hif_dev) static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev) { - struct usb_host_interface *alt = &hif_dev->interface->altsetting[0]; - struct usb_endpoint_descriptor *endp; - int ret, idx; + int ret; ret = ath9k_hif_usb_download_fw(hif_dev); if (ret) { @@ -1037,20 +1043,6 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev) return ret; } - /* On downloading the firmware to the target, the USB descriptor of EP4 - * is 'patched' to change the type of the endpoint to Bulk. This will - * bring down CPU usage during the scan period. - */ - for (idx = 0; idx < alt->desc.bNumEndpoints; idx++) { - endp = &alt->endpoint[idx].desc; - if ((endp->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) - == USB_ENDPOINT_XFER_INT) { - endp->bmAttributes &= ~USB_ENDPOINT_XFERTYPE_MASK; - endp->bmAttributes |= USB_ENDPOINT_XFER_BULK; - endp->bInterval = 0; - } - } - /* Alloc URBs */ ret = ath9k_hif_usb_alloc_urbs(hif_dev); if (ret) { @@ -1076,7 +1068,7 @@ static void ath9k_hif_usb_firmware_fail(struct hif_device_usb *hif_dev) struct device *dev = &hif_dev->udev->dev; struct device *parent = dev->parent; - complete(&hif_dev->fw_done); + complete_all(&hif_dev->fw_done); if (parent) device_lock(parent); @@ -1125,7 +1117,7 @@ static void ath9k_hif_usb_firmware_cb(const struct firmware *fw, void *context) release_firmware(fw); hif_dev->flags |= HIF_USB_READY; - complete(&hif_dev->fw_done); + complete_all(&hif_dev->fw_done); return; @@ -1262,7 +1254,7 @@ static void ath9k_hif_usb_reboot(struct usb_device *udev) if (!buf) return; - ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, USB_REG_OUT_PIPE), + ret = usb_interrupt_msg(udev, usb_sndintpipe(udev, USB_REG_OUT_PIPE), buf, 4, NULL, HZ); if (ret) dev_err(&udev->dev, "ath9k_htc: USB reboot failed\n"); @@ -1289,7 +1281,9 @@ static void ath9k_hif_usb_disconnect(struct usb_interface *interface) usb_set_intfdata(interface, NULL); - if (!unplugged && (hif_dev->flags & HIF_USB_START)) + /* If firmware was loaded we should drop it + * go back to first stage bootloader. */ + if (!unplugged && (hif_dev->flags & HIF_USB_READY)) ath9k_hif_usb_reboot(udev); kfree(hif_dev); @@ -1310,7 +1304,10 @@ static int ath9k_hif_usb_suspend(struct usb_interface *interface, if (!(hif_dev->flags & HIF_USB_START)) ath9k_htc_suspend(hif_dev->htc_handle); - ath9k_hif_usb_dealloc_urbs(hif_dev); + wait_for_completion(&hif_dev->fw_done); + + if (hif_dev->flags & HIF_USB_READY) + ath9k_hif_usb_dealloc_urbs(hif_dev); return 0; } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 96bfb18078f..09a5d72f3ff 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -22,6 +22,7 @@ #include <linux/firmware.h> #include <linux/skbuff.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/leds.h> #include <linux/slab.h> #include <net/mac80211.h> @@ -38,7 +39,6 @@ #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */ #define ATH_DEFAULT_BMISS_LIMIT 10 -#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) #define TSF_TO_TU(_h, _l) \ ((((u32)(_h)) << 22) | (((u32)(_l)) >> 10)) @@ -141,6 +141,7 @@ struct ath9k_htc_target_aggr { #define WLAN_RC_40_FLAG 0x02 #define WLAN_RC_SGI_FLAG 0x04 #define WLAN_RC_HT_FLAG 0x08 +#define ATH_RC_TX_STBC_FLAG 0x20 struct ath9k_htc_rateset { u8 rs_nrates; @@ -207,6 +208,9 @@ struct ath9k_htc_target_rx_stats { case NL80211_IFTYPE_AP: \ _priv->num_ap_vif++; \ break; \ + case NL80211_IFTYPE_MESH_POINT: \ + _priv->num_mbss_vif++; \ + break; \ default: \ break; \ } \ @@ -223,6 +227,9 @@ struct ath9k_htc_target_rx_stats { case NL80211_IFTYPE_AP: \ _priv->num_ap_vif--; \ break; \ + case NL80211_IFTYPE_MESH_POINT: \ + _priv->num_mbss_vif--; \ + break; \ default: \ break; \ } \ @@ -254,6 +261,8 @@ enum tid_aggr_state { struct ath9k_htc_sta { u8 index; enum tid_aggr_state tid_state[ATH9K_HTC_MAX_TID]; + struct work_struct rc_update_work; + struct ath9k_htc_priv *htc_priv; }; #define ATH9K_HTC_RXBUF 256 @@ -267,7 +276,6 @@ struct ath9k_htc_rxbuf { }; struct ath9k_htc_rx { - int last_rssi; /* FIXME: per-STA */ struct list_head rxbuf; spinlock_t rxbuflock; }; @@ -316,54 +324,61 @@ static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb) #ifdef CONFIG_ATH9K_HTC_DEBUGFS #define TX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c++) -#define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.rx_stats.c++) +#define TX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a) +#define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++) +#define RX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a) #define CAB_STAT_INC priv->debug.tx_stats.cab_queued++ #define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++) void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, - struct ath_htc_rx_status *rxs); + struct ath_rx_status *rs); struct ath_tx_stats { u32 buf_queued; u32 buf_completed; u32 skb_queued; u32 skb_success; + u32 skb_success_bytes; u32 skb_failed; u32 cab_queued; u32 queue_stats[IEEE80211_NUM_ACS]; }; -struct ath_rx_stats { +struct ath_skbrx_stats { u32 skb_allocated; u32 skb_completed; + u32 skb_completed_bytes; u32 skb_dropped; - u32 err_crc; - u32 err_decrypt_crc; - u32 err_mic; - u32 err_pre_delim; - u32 err_post_delim; - u32 err_decrypt_busy; - u32 err_phy; - u32 err_phy_stats[ATH9K_PHYERR_MAX]; }; struct ath9k_debug { struct dentry *debugfs_phy; struct ath_tx_stats tx_stats; struct ath_rx_stats rx_stats; + struct ath_skbrx_stats skbrx_stats; }; +void ath9k_htc_get_et_strings(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 sset, u8 *data); +int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, int sset); +void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data); #else #define TX_STAT_INC(c) do { } while (0) +#define TX_STAT_ADD(c, a) do { } while (0) #define RX_STAT_INC(c) do { } while (0) +#define RX_STAT_ADD(c, a) do { } while (0) #define CAB_STAT_INC do { } while (0) #define TX_QSTAT_INC(c) do { } while (0) static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, - struct ath_htc_rx_status *rxs) + struct ath_rx_status *rs) { } @@ -383,12 +398,18 @@ static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, #define DEFAULT_SWBA_RESPONSE 40 /* in TUs */ #define MIN_SWBA_RESPONSE 10 /* in TUs */ -struct htc_beacon_config { +struct htc_beacon { + enum { + OK, /* no change needed */ + UPDATE, /* update pending */ + COMMIT /* beacon sent, commit change */ + } updateslot; /* slot time update fsm */ + struct ieee80211_vif *bslot[ATH9K_HTC_MAX_BCN_VIF]; - u16 beacon_interval; - u16 dtim_period; - u16 bmiss_timeout; - u32 bmiss_cnt; + u32 bmisscnt; + u32 beaconq; + int slottime; + int slotupdate; }; struct ath_btcoex { @@ -416,12 +437,8 @@ static inline void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv) } #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ -#define OP_INVALID BIT(0) -#define OP_SCANNING BIT(1) -#define OP_ENABLE_BEACON BIT(2) #define OP_BT_PRIORITY_DETECTED BIT(3) #define OP_BT_SCAN BIT(4) -#define OP_ANI_RUNNING BIT(5) #define OP_TSF_RESET BIT(6) struct ath9k_htc_priv { @@ -449,6 +466,7 @@ struct ath9k_htc_priv { u8 sta_slot; u8 vif_sta_pos[ATH9K_HTC_MAX_VIF]; u8 num_ibss_vif; + u8 num_mbss_vif; u8 num_sta_vif; u8 num_sta_assoc_vif; u8 num_ap_vif; @@ -463,10 +481,10 @@ struct ath9k_htc_priv { unsigned long op_flags; struct ath9k_hw_cal_data caldata; - struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS]; spinlock_t beacon_lock; - struct htc_beacon_config cur_beacon_conf; + struct ath_beacon_config cur_beacon_conf; + struct htc_beacon beacon; struct ath9k_htc_rx rx; struct ath9k_htc_tx tx; @@ -491,7 +509,6 @@ struct ath9k_htc_priv { struct work_struct led_work; #endif - int beaconq; int cabq; int hwq_map[IEEE80211_NUM_ACS]; @@ -574,11 +591,18 @@ bool ath9k_htc_setpower(struct ath9k_htc_priv *priv, void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv); void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw); +struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv); + #ifdef CONFIG_MAC80211_LEDS +void ath9k_configure_leds(struct ath9k_htc_priv *priv); void ath9k_init_leds(struct ath9k_htc_priv *priv); void ath9k_deinit_leds(struct ath9k_htc_priv *priv); void ath9k_led_work(struct work_struct *work); #else +static inline void ath9k_configure_leds(struct ath9k_htc_priv *priv) +{ +} + static inline void ath9k_init_leds(struct ath9k_htc_priv *priv) { } diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c index d0ce1f5bba1..e8b6ec3c1db 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c @@ -26,9 +26,10 @@ void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv) memset(&qi, 0, sizeof(struct ath9k_tx_queue_info)); memset(&qi_be, 0, sizeof(struct ath9k_tx_queue_info)); - ath9k_hw_get_txq_props(ah, priv->beaconq, &qi); + ath9k_hw_get_txq_props(ah, priv->beacon.beaconq, &qi); - if (priv->ah->opmode == NL80211_IFTYPE_AP) { + if (priv->ah->opmode == NL80211_IFTYPE_AP || + priv->ah->opmode == NL80211_IFTYPE_MESH_POINT) { qi.tqi_aifs = 1; qi.tqi_cwmin = 0; qi.tqi_cwmax = 0; @@ -53,235 +54,78 @@ void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv) } - if (!ath9k_hw_set_txq_props(ah, priv->beaconq, &qi)) { + if (!ath9k_hw_set_txq_props(ah, priv->beacon.beaconq, &qi)) { ath_err(ath9k_hw_common(ah), - "Unable to update beacon queue %u!\n", priv->beaconq); + "Unable to update beacon queue %u!\n", priv->beacon.beaconq); } else { - ath9k_hw_resettxqueue(ah, priv->beaconq); + ath9k_hw_resettxqueue(ah, priv->beacon.beaconq); } } - -static void ath9k_htc_beacon_config_sta(struct ath9k_htc_priv *priv, - struct htc_beacon_config *bss_conf) +/* + * Both nexttbtt and intval have to be in usecs. + */ +static void ath9k_htc_beacon_init(struct ath9k_htc_priv *priv, + struct ath_beacon_config *conf, + bool reset_tsf) { - struct ath_common *common = ath9k_hw_common(priv->ah); - struct ath9k_beacon_state bs; - enum ath9k_int imask = 0; - int dtimperiod, dtimcount, sleepduration; - int cfpperiod, cfpcount, bmiss_timeout; - u32 nexttbtt = 0, intval, tsftu; - __be32 htc_imask = 0; - u64 tsf; - int num_beacons, offset, dtim_dec_count, cfp_dec_count; + struct ath_hw *ah = priv->ah; int ret __attribute__ ((unused)); + __be32 htc_imask = 0; u8 cmd_rsp; - memset(&bs, 0, sizeof(bs)); - - intval = bss_conf->beacon_interval; - bmiss_timeout = (ATH_DEFAULT_BMISS_LIMIT * bss_conf->beacon_interval); - - /* - * Setup dtim and cfp parameters according to - * last beacon we received (which may be none). - */ - dtimperiod = bss_conf->dtim_period; - if (dtimperiod <= 0) /* NB: 0 if not known */ - dtimperiod = 1; - dtimcount = 1; - if (dtimcount >= dtimperiod) /* NB: sanity check */ - dtimcount = 0; - cfpperiod = 1; /* NB: no PCF support yet */ - cfpcount = 0; - - sleepduration = intval; - if (sleepduration <= 0) - sleepduration = intval; - - /* - * Pull nexttbtt forward to reflect the current - * TSF and calculate dtim+cfp state for the result. - */ - tsf = ath9k_hw_gettsf64(priv->ah); - tsftu = TSF_TO_TU(tsf>>32, tsf) + FUDGE; - - num_beacons = tsftu / intval + 1; - offset = tsftu % intval; - nexttbtt = tsftu - offset; - if (offset) - nexttbtt += intval; - - /* DTIM Beacon every dtimperiod Beacon */ - dtim_dec_count = num_beacons % dtimperiod; - /* CFP every cfpperiod DTIM Beacon */ - cfp_dec_count = (num_beacons / dtimperiod) % cfpperiod; - if (dtim_dec_count) - cfp_dec_count++; - - dtimcount -= dtim_dec_count; - if (dtimcount < 0) - dtimcount += dtimperiod; - - cfpcount -= cfp_dec_count; - if (cfpcount < 0) - cfpcount += cfpperiod; - - bs.bs_intval = intval; - bs.bs_nexttbtt = nexttbtt; - bs.bs_dtimperiod = dtimperiod*intval; - bs.bs_nextdtim = bs.bs_nexttbtt + dtimcount*intval; - bs.bs_cfpperiod = cfpperiod*bs.bs_dtimperiod; - bs.bs_cfpnext = bs.bs_nextdtim + cfpcount*bs.bs_dtimperiod; - bs.bs_cfpmaxduration = 0; - - /* - * Calculate the number of consecutive beacons to miss* before taking - * a BMISS interrupt. The configuration is specified in TU so we only - * need calculate based on the beacon interval. Note that we clamp the - * result to at most 15 beacons. - */ - if (sleepduration > intval) { - bs.bs_bmissthreshold = ATH_DEFAULT_BMISS_LIMIT / 2; - } else { - bs.bs_bmissthreshold = DIV_ROUND_UP(bmiss_timeout, intval); - if (bs.bs_bmissthreshold > 15) - bs.bs_bmissthreshold = 15; - else if (bs.bs_bmissthreshold <= 0) - bs.bs_bmissthreshold = 1; - } - - /* - * Calculate sleep duration. The configuration is given in ms. - * We ensure a multiple of the beacon period is used. Also, if the sleep - * duration is greater than the DTIM period then it makes senses - * to make it a multiple of that. - * - * XXX fixed at 100ms - */ - - bs.bs_sleepduration = roundup(IEEE80211_MS_TO_TU(100), sleepduration); - if (bs.bs_sleepduration > bs.bs_dtimperiod) - bs.bs_sleepduration = bs.bs_dtimperiod; - - /* TSF out of range threshold fixed at 1 second */ - bs.bs_tsfoor_threshold = ATH9K_TSFOOR_THRESHOLD; - - ath_dbg(common, CONFIG, "intval: %u tsf: %llu tsftu: %u\n", - intval, tsf, tsftu); - ath_dbg(common, CONFIG, - "bmiss: %u sleep: %u cfp-period: %u maxdur: %u next: %u\n", - bs.bs_bmissthreshold, bs.bs_sleepduration, - bs.bs_cfpperiod, bs.bs_cfpmaxduration, bs.bs_cfpnext); - - /* Set the computed STA beacon timers */ + if (conf->intval >= TU_TO_USEC(DEFAULT_SWBA_RESPONSE)) + ah->config.sw_beacon_response_time = DEFAULT_SWBA_RESPONSE; + else + ah->config.sw_beacon_response_time = MIN_SWBA_RESPONSE; WMI_CMD(WMI_DISABLE_INTR_CMDID); - ath9k_hw_set_sta_beacon_timers(priv->ah, &bs); - imask |= ATH9K_INT_BMISS; - htc_imask = cpu_to_be32(imask); + if (reset_tsf) + ath9k_hw_reset_tsf(ah); + ath9k_htc_beaconq_config(priv); + ath9k_hw_beaconinit(ah, conf->nexttbtt, conf->intval); + priv->beacon.bmisscnt = 0; + htc_imask = cpu_to_be32(ah->imask); WMI_CMD_BUF(WMI_ENABLE_INTR_CMDID, &htc_imask); } -static void ath9k_htc_beacon_config_ap(struct ath9k_htc_priv *priv, - struct htc_beacon_config *bss_conf) +static void ath9k_htc_beacon_config_sta(struct ath9k_htc_priv *priv, + struct ath_beacon_config *bss_conf) { - struct ath_common *common = ath9k_hw_common(priv->ah); + struct ath9k_beacon_state bs; enum ath9k_int imask = 0; - u32 nexttbtt, intval, tsftu; __be32 htc_imask = 0; int ret __attribute__ ((unused)); u8 cmd_rsp; - u64 tsf; - intval = bss_conf->beacon_interval; - intval /= ATH9K_HTC_MAX_BCN_VIF; - nexttbtt = intval; - - /* - * To reduce beacon misses under heavy TX load, - * set the beacon response time to a larger value. - */ - if (intval > DEFAULT_SWBA_RESPONSE) - priv->ah->config.sw_beacon_response_time = DEFAULT_SWBA_RESPONSE; - else - priv->ah->config.sw_beacon_response_time = MIN_SWBA_RESPONSE; - - if (test_bit(OP_TSF_RESET, &priv->op_flags)) { - ath9k_hw_reset_tsf(priv->ah); - clear_bit(OP_TSF_RESET, &priv->op_flags); - } else { - /* - * Pull nexttbtt forward to reflect the current TSF. - */ - tsf = ath9k_hw_gettsf64(priv->ah); - tsftu = TSF_TO_TU(tsf >> 32, tsf) + FUDGE; - do { - nexttbtt += intval; - } while (nexttbtt < tsftu); - } - - if (test_bit(OP_ENABLE_BEACON, &priv->op_flags)) - imask |= ATH9K_INT_SWBA; - - ath_dbg(common, CONFIG, - "AP Beacon config, intval: %d, nexttbtt: %u, resp_time: %d imask: 0x%x\n", - bss_conf->beacon_interval, nexttbtt, - priv->ah->config.sw_beacon_response_time, imask); - - ath9k_htc_beaconq_config(priv); + if (ath9k_cmn_beacon_config_sta(priv->ah, bss_conf, &bs) == -EPERM) + return; WMI_CMD(WMI_DISABLE_INTR_CMDID); - ath9k_hw_beaconinit(priv->ah, TU_TO_USEC(nexttbtt), TU_TO_USEC(intval)); - priv->cur_beacon_conf.bmiss_cnt = 0; + ath9k_hw_set_sta_beacon_timers(priv->ah, &bs); + imask |= ATH9K_INT_BMISS; htc_imask = cpu_to_be32(imask); WMI_CMD_BUF(WMI_ENABLE_INTR_CMDID, &htc_imask); } -static void ath9k_htc_beacon_config_adhoc(struct ath9k_htc_priv *priv, - struct htc_beacon_config *bss_conf) +static void ath9k_htc_beacon_config_ap(struct ath9k_htc_priv *priv, + struct ath_beacon_config *conf) { - struct ath_common *common = ath9k_hw_common(priv->ah); - enum ath9k_int imask = 0; - u32 nexttbtt, intval, tsftu; - __be32 htc_imask = 0; - int ret __attribute__ ((unused)); - u8 cmd_rsp; - u64 tsf; - - intval = bss_conf->beacon_interval; - nexttbtt = intval; - - /* - * Pull nexttbtt forward to reflect the current TSF. - */ - tsf = ath9k_hw_gettsf64(priv->ah); - tsftu = TSF_TO_TU(tsf >> 32, tsf) + FUDGE; - do { - nexttbtt += intval; - } while (nexttbtt < tsftu); - - /* - * Only one IBSS interfce is allowed. - */ - if (intval > DEFAULT_SWBA_RESPONSE) - priv->ah->config.sw_beacon_response_time = DEFAULT_SWBA_RESPONSE; - else - priv->ah->config.sw_beacon_response_time = MIN_SWBA_RESPONSE; + struct ath_hw *ah = priv->ah; + ah->imask = 0; - if (test_bit(OP_ENABLE_BEACON, &priv->op_flags)) - imask |= ATH9K_INT_SWBA; + ath9k_cmn_beacon_config_ap(ah, conf, ATH9K_HTC_MAX_BCN_VIF); + ath9k_htc_beacon_init(priv, conf, false); +} - ath_dbg(common, CONFIG, - "IBSS Beacon config, intval: %d, nexttbtt: %u, resp_time: %d, imask: 0x%x\n", - bss_conf->beacon_interval, nexttbtt, - priv->ah->config.sw_beacon_response_time, imask); +static void ath9k_htc_beacon_config_adhoc(struct ath9k_htc_priv *priv, + struct ath_beacon_config *conf) +{ + struct ath_hw *ah = priv->ah; + ah->imask = 0; - WMI_CMD(WMI_DISABLE_INTR_CMDID); - ath9k_hw_beaconinit(priv->ah, TU_TO_USEC(nexttbtt), TU_TO_USEC(intval)); - priv->cur_beacon_conf.bmiss_cnt = 0; - htc_imask = cpu_to_be32(imask); - WMI_CMD_BUF(WMI_ENABLE_INTR_CMDID, &htc_imask); + ath9k_cmn_beacon_config_adhoc(ah, conf); + ath9k_htc_beacon_init(priv, conf, conf->ibss_creator); } void ath9k_htc_beaconep(void *drv_priv, struct sk_buff *skb, @@ -301,14 +145,14 @@ static void ath9k_htc_send_buffered(struct ath9k_htc_priv *priv, spin_lock_bh(&priv->beacon_lock); - vif = priv->cur_beacon_conf.bslot[slot]; + vif = priv->beacon.bslot[slot]; skb = ieee80211_get_buffered_bc(priv->hw, vif); while(skb) { hdr = (struct ieee80211_hdr *) skb->data; - padpos = ath9k_cmn_padpos(hdr->frame_control); + padpos = ieee80211_hdrlen(hdr->frame_control); padsize = padpos & 3; if (padsize && skb->len > padpos) { if (skb_headroom(skb) < padsize) { @@ -362,10 +206,10 @@ static void ath9k_htc_send_beacon(struct ath9k_htc_priv *priv, spin_lock_bh(&priv->beacon_lock); - vif = priv->cur_beacon_conf.bslot[slot]; + vif = priv->beacon.bslot[slot]; avp = (struct ath9k_htc_vif *)vif->drv_priv; - if (unlikely(test_bit(OP_SCANNING, &priv->op_flags))) { + if (unlikely(test_bit(ATH_OP_SCANNING, &common->op_flags))) { spin_unlock_bh(&priv->beacon_lock); return; } @@ -445,8 +289,8 @@ void ath9k_htc_swba(struct ath9k_htc_priv *priv, int slot; if (swba->beacon_pending != 0) { - priv->cur_beacon_conf.bmiss_cnt++; - if (priv->cur_beacon_conf.bmiss_cnt > BSTUCK_THRESHOLD) { + priv->beacon.bmisscnt++; + if (priv->beacon.bmisscnt > BSTUCK_THRESHOLD) { ath_dbg(common, BSTUCK, "Beacon stuck, HW reset\n"); ieee80211_queue_work(priv->hw, &priv->fatal_work); @@ -454,16 +298,16 @@ void ath9k_htc_swba(struct ath9k_htc_priv *priv, return; } - if (priv->cur_beacon_conf.bmiss_cnt) { + if (priv->beacon.bmisscnt) { ath_dbg(common, BSTUCK, "Resuming beacon xmit after %u misses\n", - priv->cur_beacon_conf.bmiss_cnt); - priv->cur_beacon_conf.bmiss_cnt = 0; + priv->beacon.bmisscnt); + priv->beacon.bmisscnt = 0; } slot = ath9k_htc_choose_bslot(priv, swba); spin_lock_bh(&priv->beacon_lock); - if (priv->cur_beacon_conf.bslot[slot] == NULL) { + if (priv->beacon.bslot[slot] == NULL) { spin_unlock_bh(&priv->beacon_lock); return; } @@ -482,13 +326,13 @@ void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv, spin_lock_bh(&priv->beacon_lock); for (i = 0; i < ATH9K_HTC_MAX_BCN_VIF; i++) { - if (priv->cur_beacon_conf.bslot[i] == NULL) { + if (priv->beacon.bslot[i] == NULL) { avp->bslot = i; break; } } - priv->cur_beacon_conf.bslot[avp->bslot] = vif; + priv->beacon.bslot[avp->bslot] = vif; spin_unlock_bh(&priv->beacon_lock); ath_dbg(common, CONFIG, "Added interface at beacon slot: %d\n", @@ -502,7 +346,7 @@ void ath9k_htc_remove_bslot(struct ath9k_htc_priv *priv, struct ath9k_htc_vif *avp = (struct ath9k_htc_vif *)vif->drv_priv; spin_lock_bh(&priv->beacon_lock); - priv->cur_beacon_conf.bslot[avp->bslot] = NULL; + priv->beacon.bslot[avp->bslot] = NULL; spin_unlock_bh(&priv->beacon_lock); ath_dbg(common, CONFIG, "Removed interface at beacon slot: %d\n", @@ -518,7 +362,7 @@ void ath9k_htc_set_tsfadjust(struct ath9k_htc_priv *priv, { struct ath_common *common = ath9k_hw_common(priv->ah); struct ath9k_htc_vif *avp = (struct ath9k_htc_vif *)vif->drv_priv; - struct htc_beacon_config *cur_conf = &priv->cur_beacon_conf; + struct ath_beacon_config *cur_conf = &priv->cur_beacon_conf; u64 tsfadjust; if (avp->bslot == 0) @@ -550,7 +394,7 @@ static bool ath9k_htc_check_beacon_config(struct ath9k_htc_priv *priv, struct ieee80211_vif *vif) { struct ath_common *common = ath9k_hw_common(priv->ah); - struct htc_beacon_config *cur_conf = &priv->cur_beacon_conf; + struct ath_beacon_config *cur_conf = &priv->cur_beacon_conf; struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; bool beacon_configured; @@ -605,7 +449,7 @@ void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv, struct ieee80211_vif *vif) { struct ath_common *common = ath9k_hw_common(priv->ah); - struct htc_beacon_config *cur_conf = &priv->cur_beacon_conf; + struct ath_beacon_config *cur_conf = &priv->cur_beacon_conf; struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; struct ath9k_htc_vif *avp = (struct ath9k_htc_vif *) vif->drv_priv; @@ -628,6 +472,7 @@ void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv, case NL80211_IFTYPE_ADHOC: ath9k_htc_beacon_config_adhoc(priv, cur_conf); break; + case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: ath9k_htc_beacon_config_ap(priv, cur_conf); break; @@ -640,7 +485,7 @@ void ath9k_htc_beacon_config(struct ath9k_htc_priv *priv, void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv) { struct ath_common *common = ath9k_hw_common(priv->ah); - struct htc_beacon_config *cur_conf = &priv->cur_beacon_conf; + struct ath_beacon_config *cur_conf = &priv->cur_beacon_conf; switch (priv->ah->opmode) { case NL80211_IFTYPE_STATION: @@ -649,6 +494,7 @@ void ath9k_htc_beacon_reconfig(struct ath9k_htc_priv *priv) case NL80211_IFTYPE_ADHOC: ath9k_htc_beacon_config_adhoc(priv, cur_conf); break; + case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: ath9k_htc_beacon_config_ap(priv, cur_conf); break; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index 87110de577e..8b529e4b8ac 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -37,29 +37,29 @@ static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RX", - be32_to_cpu(cmd_rsp.rx)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RX", + be32_to_cpu(cmd_rsp.rx)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RXORN", - be32_to_cpu(cmd_rsp.rxorn)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXORN", + be32_to_cpu(cmd_rsp.rxorn)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RXEOL", - be32_to_cpu(cmd_rsp.rxeol)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXEOL", + be32_to_cpu(cmd_rsp.rxeol)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TXURN", - be32_to_cpu(cmd_rsp.txurn)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXURN", + be32_to_cpu(cmd_rsp.txurn)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TXTO", - be32_to_cpu(cmd_rsp.txto)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXTO", + be32_to_cpu(cmd_rsp.txto)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "CST", - be32_to_cpu(cmd_rsp.cst)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "CST", + be32_to_cpu(cmd_rsp.cst)); if (len > sizeof(buf)) len = sizeof(buf); @@ -95,41 +95,41 @@ static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Xretries", - be32_to_cpu(cmd_rsp.xretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Xretries", + be32_to_cpu(cmd_rsp.xretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "FifoErr", - be32_to_cpu(cmd_rsp.fifoerr)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "FifoErr", + be32_to_cpu(cmd_rsp.fifoerr)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Filtered", - be32_to_cpu(cmd_rsp.filtered)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Filtered", + be32_to_cpu(cmd_rsp.filtered)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TimerExp", - be32_to_cpu(cmd_rsp.timer_exp)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TimerExp", + be32_to_cpu(cmd_rsp.timer_exp)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "ShortRetries", - be32_to_cpu(cmd_rsp.shortretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "ShortRetries", + be32_to_cpu(cmd_rsp.shortretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "LongRetries", - be32_to_cpu(cmd_rsp.longretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "LongRetries", + be32_to_cpu(cmd_rsp.longretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "QueueNull", - be32_to_cpu(cmd_rsp.qnull)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "QueueNull", + be32_to_cpu(cmd_rsp.qnull)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "EncapFail", - be32_to_cpu(cmd_rsp.encap_fail)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "EncapFail", + be32_to_cpu(cmd_rsp.encap_fail)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "NoBuf", - be32_to_cpu(cmd_rsp.nobuf)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); if (len > sizeof(buf)) len = sizeof(buf); @@ -165,17 +165,17 @@ static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "NoBuf", - be32_to_cpu(cmd_rsp.nobuf)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "HostSend", - be32_to_cpu(cmd_rsp.host_send)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "HostSend", + be32_to_cpu(cmd_rsp.host_send)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "HostDone", - be32_to_cpu(cmd_rsp.host_done)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "HostDone", + be32_to_cpu(cmd_rsp.host_done)); if (len > sizeof(buf)) len = sizeof(buf); @@ -197,37 +197,37 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Buffers queued", - priv->debug.tx_stats.buf_queued); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Buffers completed", - priv->debug.tx_stats.buf_completed); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs queued", - priv->debug.tx_stats.skb_queued); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs success", - priv->debug.tx_stats.skb_success); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs failed", - priv->debug.tx_stats.skb_failed); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "CAB queued", - priv->debug.tx_stats.cab_queued); - - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "BE queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "BK queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "VI queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "VO queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Buffers queued", + priv->debug.tx_stats.buf_queued); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Buffers completed", + priv->debug.tx_stats.buf_completed); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs queued", + priv->debug.tx_stats.skb_queued); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs success", + priv->debug.tx_stats.skb_success); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs failed", + priv->debug.tx_stats.skb_failed); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "CAB queued", + priv->debug.tx_stats.cab_queued); + + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "BE queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "BK queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "VI queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "VO queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); if (len > sizeof(buf)) len = sizeof(buf); @@ -243,39 +243,14 @@ static const struct file_operations fops_xmit = { }; void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, - struct ath_htc_rx_status *rxs) + struct ath_rx_status *rs) { -#define RX_PHY_ERR_INC(c) priv->debug.rx_stats.err_phy_stats[c]++ - - if (rxs->rs_status & ATH9K_RXERR_CRC) - priv->debug.rx_stats.err_crc++; - if (rxs->rs_status & ATH9K_RXERR_DECRYPT) - priv->debug.rx_stats.err_decrypt_crc++; - if (rxs->rs_status & ATH9K_RXERR_MIC) - priv->debug.rx_stats.err_mic++; - if (rxs->rs_status & ATH9K_RX_DELIM_CRC_PRE) - priv->debug.rx_stats.err_pre_delim++; - if (rxs->rs_status & ATH9K_RX_DELIM_CRC_POST) - priv->debug.rx_stats.err_post_delim++; - if (rxs->rs_status & ATH9K_RX_DECRYPT_BUSY) - priv->debug.rx_stats.err_decrypt_busy++; - - if (rxs->rs_status & ATH9K_RXERR_PHY) { - priv->debug.rx_stats.err_phy++; - if (rxs->rs_phyerr < ATH9K_PHYERR_MAX) - RX_PHY_ERR_INC(rxs->rs_phyerr); - } - -#undef RX_PHY_ERR_INC + ath9k_cmn_debug_stat_rx(&priv->debug.rx_stats, rs); } -static ssize_t read_file_recv(struct file *file, char __user *user_buf, +static ssize_t read_file_skb_rx(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { -#define PHY_ERR(s, p) \ - len += snprintf(buf + len, size - len, "%20s : %10u\n", s, \ - priv->debug.rx_stats.err_phy_stats[p]); - struct ath9k_htc_priv *priv = file->private_data; char *buf; unsigned int len = 0, size = 1500; @@ -285,65 +260,15 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs allocated", - priv->debug.rx_stats.skb_allocated); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs completed", - priv->debug.rx_stats.skb_completed); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs Dropped", - priv->debug.rx_stats.skb_dropped); - - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "CRC ERR", - priv->debug.rx_stats.err_crc); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "DECRYPT CRC ERR", - priv->debug.rx_stats.err_decrypt_crc); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "MIC ERR", - priv->debug.rx_stats.err_mic); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "PRE-DELIM CRC ERR", - priv->debug.rx_stats.err_pre_delim); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "POST-DELIM CRC ERR", - priv->debug.rx_stats.err_post_delim); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "DECRYPT BUSY ERR", - priv->debug.rx_stats.err_decrypt_busy); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "TOTAL PHY ERR", - priv->debug.rx_stats.err_phy); - - - PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN); - PHY_ERR("TIMING", ATH9K_PHYERR_TIMING); - PHY_ERR("PARITY", ATH9K_PHYERR_PARITY); - PHY_ERR("RATE", ATH9K_PHYERR_RATE); - PHY_ERR("LENGTH", ATH9K_PHYERR_LENGTH); - PHY_ERR("RADAR", ATH9K_PHYERR_RADAR); - PHY_ERR("SERVICE", ATH9K_PHYERR_SERVICE); - PHY_ERR("TOR", ATH9K_PHYERR_TOR); - PHY_ERR("OFDM-TIMING", ATH9K_PHYERR_OFDM_TIMING); - PHY_ERR("OFDM-SIGNAL-PARITY", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); - PHY_ERR("OFDM-RATE", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); - PHY_ERR("OFDM-LENGTH", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); - PHY_ERR("OFDM-POWER-DROP", ATH9K_PHYERR_OFDM_POWER_DROP); - PHY_ERR("OFDM-SERVICE", ATH9K_PHYERR_OFDM_SERVICE); - PHY_ERR("OFDM-RESTART", ATH9K_PHYERR_OFDM_RESTART); - PHY_ERR("FALSE-RADAR-EXT", ATH9K_PHYERR_FALSE_RADAR_EXT); - PHY_ERR("CCK-TIMING", ATH9K_PHYERR_CCK_TIMING); - PHY_ERR("CCK-HEADER-CRC", ATH9K_PHYERR_CCK_HEADER_CRC); - PHY_ERR("CCK-RATE", ATH9K_PHYERR_CCK_RATE_ILLEGAL); - PHY_ERR("CCK-SERVICE", ATH9K_PHYERR_CCK_SERVICE); - PHY_ERR("CCK-RESTART", ATH9K_PHYERR_CCK_RESTART); - PHY_ERR("CCK-LENGTH", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); - PHY_ERR("CCK-POWER-DROP", ATH9K_PHYERR_CCK_POWER_DROP); - PHY_ERR("HT-CRC", ATH9K_PHYERR_HT_CRC_ERROR); - PHY_ERR("HT-LENGTH", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); - PHY_ERR("HT-RATE", ATH9K_PHYERR_HT_RATE_ILLEGAL); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs allocated", + priv->debug.skbrx_stats.skb_allocated); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs completed", + priv->debug.skbrx_stats.skb_completed); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs Dropped", + priv->debug.skbrx_stats.skb_dropped); if (len > size) len = size; @@ -352,12 +277,10 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, kfree(buf); return retval; - -#undef PHY_ERR } -static const struct file_operations fops_recv = { - .read = read_file_recv, +static const struct file_operations fops_skb_rx = { + .read = read_file_skb_rx, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, @@ -372,16 +295,16 @@ static ssize_t read_file_slot(struct file *file, char __user *user_buf, spin_lock_bh(&priv->tx.tx_lock); - len += snprintf(buf + len, sizeof(buf) - len, "TX slot bitmap : "); + len += scnprintf(buf + len, sizeof(buf) - len, "TX slot bitmap : "); len += bitmap_scnprintf(buf + len, sizeof(buf) - len, priv->tx.tx_slot, MAX_TX_BUF_NUM); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); - len += snprintf(buf + len, sizeof(buf) - len, - "Used slots : %d\n", - bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); + len += scnprintf(buf + len, sizeof(buf) - len, + "Used slots : %d\n", + bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); spin_unlock_bh(&priv->tx.tx_lock); @@ -405,30 +328,30 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Failed queue", skb_queue_len(&priv->tx.tx_failed)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Failed queue", skb_queue_len(&priv->tx.tx_failed)); spin_lock_bh(&priv->tx.tx_lock); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Queued count", priv->tx.queued_cnt); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Queued count", priv->tx.queued_cnt); spin_unlock_bh(&priv->tx.tx_lock); if (len > sizeof(buf)) @@ -471,7 +394,7 @@ static ssize_t write_file_debug(struct file *file, const char __user *user_buf, return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) + if (kstrtoul(buf, 0, &mask)) return -EINVAL; common->debug_mask = mask; @@ -486,435 +409,87 @@ static const struct file_operations fops_debug = { .llseek = default_llseek, }; -static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath9k_htc_priv *priv = file->private_data; - struct ath_common *common = ath9k_hw_common(priv->ah); - struct base_eep_header *pBase = NULL; - unsigned int len = 0, size = 1500; - ssize_t retval = 0; - char *buf; - - /* - * This can be done since all the 3 EEPROM families have the - * same base header upto a certain point, and we are interested in - * the data only upto that point. - */ - - if (AR_SREV_9271(priv->ah)) - pBase = (struct base_eep_header *) - &priv->ah->eeprom.map4k.baseEepHeader; - else if (priv->ah->hw_version.usbdev == AR9280_USB) - pBase = (struct base_eep_header *) - &priv->ah->eeprom.def.baseEepHeader; - else if (priv->ah->hw_version.usbdev == AR9287_USB) - pBase = (struct base_eep_header *) - &priv->ah->eeprom.map9287.baseEepHeader; - - if (pBase == NULL) { - ath_err(common, "Unknown EEPROM type\n"); - return 0; - } - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Major Version", - pBase->version >> 12); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Minor Version", - pBase->version & 0xFFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Checksum", - pBase->checksum); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Length", - pBase->length); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "RegDomain1", - pBase->regDmn[0]); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "RegDomain2", - pBase->regDmn[1]); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "TX Mask", pBase->txMask); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "RX Mask", pBase->rxMask); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Allow 5GHz", - !!(pBase->opCapFlags & AR5416_OPFLAGS_11A)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Allow 2GHz", - !!(pBase->opCapFlags & AR5416_OPFLAGS_11G)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 2GHz HT20", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT20)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 2GHz HT40", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT40)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 5Ghz HT20", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT20)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 5Ghz HT40", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT40)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Big Endian", - !!(pBase->eepMisc & 0x01)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Major Ver", - (pBase->binBuildNumber >> 24) & 0xFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Minor Ver", - (pBase->binBuildNumber >> 16) & 0xFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Build", - (pBase->binBuildNumber >> 8) & 0xFF); - - /* - * UB91 specific data. - */ - if (AR_SREV_9271(priv->ah)) { - struct base_eep_header_4k *pBase4k = - &priv->ah->eeprom.map4k.baseEepHeader; - - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "TX Gain type", - pBase4k->txGainType); - } - - /* - * UB95 specific data. - */ - if (priv->ah->hw_version.usbdev == AR9287_USB) { - struct base_eep_ar9287_header *pBase9287 = - &priv->ah->eeprom.map9287.baseEepHeader; - - len += snprintf(buf + len, size - len, - "%20s : %10ddB\n", - "Power Table Offset", - pBase9287->pwrTableOffset); - - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "OpenLoop Power Ctrl", - pBase9287->openLoopPwrCntl); - } +/* Ethtool support for get-stats */ +#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" +static const char ath9k_htc_gstrings_stats[][ETH_GSTRING_LEN] = { + "tx_pkts_nic", + "tx_bytes_nic", + "rx_pkts_nic", + "rx_bytes_nic", - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); - if (len > size) - len = size; + AMKSTR(d_tx_pkts), - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); + "d_rx_crc_err", + "d_rx_decrypt_crc_err", + "d_rx_phy_err", + "d_rx_mic_err", + "d_rx_pre_delim_crc_err", + "d_rx_post_delim_crc_err", + "d_rx_decrypt_busy_err", - return retval; -} + "d_rx_phyerr_radar", + "d_rx_phyerr_ofdm_timing", + "d_rx_phyerr_cck_timing", -static const struct file_operations fops_base_eeprom = { - .read = read_file_base_eeprom, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, }; +#define ATH9K_HTC_SSTATS_LEN ARRAY_SIZE(ath9k_htc_gstrings_stats) -static ssize_t read_4k_modal_eeprom(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +void ath9k_htc_get_et_strings(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 sset, u8 *data) { -#define PR_EEP(_s, _val) \ - do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ - } while (0) - - struct ath9k_htc_priv *priv = file->private_data; - struct modal_eep_4k_header *pModal = &priv->ah->eeprom.map4k.modalHeader; - unsigned int len = 0, size = 2048; - ssize_t retval = 0; - char *buf; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); - PR_EEP("Ant. Common Control", pModal->antCtrlCommon); - PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); - PR_EEP("Switch Settle", pModal->switchSettling); - PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); - PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); - PR_EEP("ADC Desired size", pModal->adcDesiredSize); - PR_EEP("PGA Desired size", pModal->pgaDesiredSize); - PR_EEP("Chain0 xlna Gain", pModal->xlnaGainCh[0]); - PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); - PR_EEP("txEndToRxOn", pModal->txEndToRxOn); - PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); - PR_EEP("CCA Threshold)", pModal->thresh62); - PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); - PR_EEP("xpdGain", pModal->xpdGain); - PR_EEP("External PD", pModal->xpd); - PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); - PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); - PR_EEP("pdGainOverlap", pModal->pdGainOverlap); - PR_EEP("O/D Bias Version", pModal->version); - PR_EEP("CCK OutputBias", pModal->ob_0); - PR_EEP("BPSK OutputBias", pModal->ob_1); - PR_EEP("QPSK OutputBias", pModal->ob_2); - PR_EEP("16QAM OutputBias", pModal->ob_3); - PR_EEP("64QAM OutputBias", pModal->ob_4); - PR_EEP("CCK Driver1_Bias", pModal->db1_0); - PR_EEP("BPSK Driver1_Bias", pModal->db1_1); - PR_EEP("QPSK Driver1_Bias", pModal->db1_2); - PR_EEP("16QAM Driver1_Bias", pModal->db1_3); - PR_EEP("64QAM Driver1_Bias", pModal->db1_4); - PR_EEP("CCK Driver2_Bias", pModal->db2_0); - PR_EEP("BPSK Driver2_Bias", pModal->db2_1); - PR_EEP("QPSK Driver2_Bias", pModal->db2_2); - PR_EEP("16QAM Driver2_Bias", pModal->db2_3); - PR_EEP("64QAM Driver2_Bias", pModal->db2_4); - PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); - PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); - PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); - PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); - PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); - PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); - PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); - PR_EEP("Chain0 xatten2Db", pModal->xatten2Db[0]); - PR_EEP("Chain0 xatten2Margin", pModal->xatten2Margin[0]); - PR_EEP("Ant. Diversity ctl1", pModal->antdiv_ctl1); - PR_EEP("Ant. Diversity ctl2", pModal->antdiv_ctl2); - PR_EEP("TX Diversity", pModal->tx_diversity); - - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; - -#undef PR_EEP + if (sset == ETH_SS_STATS) + memcpy(data, *ath9k_htc_gstrings_stats, + sizeof(ath9k_htc_gstrings_stats)); } -static ssize_t read_def_modal_eeprom(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, int sset) { -#define PR_EEP(_s, _val) \ - do { \ - if (pBase->opCapFlags & AR5416_OPFLAGS_11G) { \ - pModal = &priv->ah->eeprom.def.modalHeader[1]; \ - len += snprintf(buf + len, size - len, "%20s : %8d%7s", \ - _s, (_val), "|"); \ - } \ - if (pBase->opCapFlags & AR5416_OPFLAGS_11A) { \ - pModal = &priv->ah->eeprom.def.modalHeader[0]; \ - len += snprintf(buf + len, size - len, "%9d\n", \ - (_val)); \ - } \ - } while (0) - - struct ath9k_htc_priv *priv = file->private_data; - struct base_eep_header *pBase = &priv->ah->eeprom.def.baseEepHeader; - struct modal_eep_header *pModal = NULL; - unsigned int len = 0, size = 3500; - ssize_t retval = 0; - char *buf; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len += snprintf(buf + len, size - len, - "%31s %15s\n", "2G", "5G"); - len += snprintf(buf + len, size - len, - "%32s %16s\n", "====", "====\n"); - - PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); - PR_EEP("Chain1 Ant. Control", pModal->antCtrlChain[1]); - PR_EEP("Chain2 Ant. Control", pModal->antCtrlChain[2]); - PR_EEP("Ant. Common Control", pModal->antCtrlCommon); - PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); - PR_EEP("Chain1 Ant. Gain", pModal->antennaGainCh[1]); - PR_EEP("Chain2 Ant. Gain", pModal->antennaGainCh[2]); - PR_EEP("Switch Settle", pModal->switchSettling); - PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); - PR_EEP("Chain1 TxRxAtten", pModal->txRxAttenCh[1]); - PR_EEP("Chain2 TxRxAtten", pModal->txRxAttenCh[2]); - PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); - PR_EEP("Chain1 RxTxMargin", pModal->rxTxMarginCh[1]); - PR_EEP("Chain2 RxTxMargin", pModal->rxTxMarginCh[2]); - PR_EEP("ADC Desired size", pModal->adcDesiredSize); - PR_EEP("PGA Desired size", pModal->pgaDesiredSize); - PR_EEP("Chain0 xlna Gain", pModal->xlnaGainCh[0]); - PR_EEP("Chain1 xlna Gain", pModal->xlnaGainCh[1]); - PR_EEP("Chain2 xlna Gain", pModal->xlnaGainCh[2]); - PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); - PR_EEP("txEndToRxOn", pModal->txEndToRxOn); - PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); - PR_EEP("CCA Threshold)", pModal->thresh62); - PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); - PR_EEP("Chain1 NF Threshold", pModal->noiseFloorThreshCh[1]); - PR_EEP("Chain2 NF Threshold", pModal->noiseFloorThreshCh[2]); - PR_EEP("xpdGain", pModal->xpdGain); - PR_EEP("External PD", pModal->xpd); - PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); - PR_EEP("Chain1 I Coefficient", pModal->iqCalICh[1]); - PR_EEP("Chain2 I Coefficient", pModal->iqCalICh[2]); - PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); - PR_EEP("Chain1 Q Coefficient", pModal->iqCalQCh[1]); - PR_EEP("Chain2 Q Coefficient", pModal->iqCalQCh[2]); - PR_EEP("pdGainOverlap", pModal->pdGainOverlap); - PR_EEP("Chain0 OutputBias", pModal->ob); - PR_EEP("Chain0 DriverBias", pModal->db); - PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); - PR_EEP("2chain pwr decrease", pModal->pwrDecreaseFor2Chain); - PR_EEP("3chain pwr decrease", pModal->pwrDecreaseFor3Chain); - PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); - PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); - PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); - PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); - PR_EEP("Chain1 bswAtten", pModal->bswAtten[1]); - PR_EEP("Chain2 bswAtten", pModal->bswAtten[2]); - PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); - PR_EEP("Chain1 bswMargin", pModal->bswMargin[1]); - PR_EEP("Chain2 bswMargin", pModal->bswMargin[2]); - PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); - PR_EEP("Chain0 xatten2Db", pModal->xatten2Db[0]); - PR_EEP("Chain1 xatten2Db", pModal->xatten2Db[1]); - PR_EEP("Chain2 xatten2Db", pModal->xatten2Db[2]); - PR_EEP("Chain0 xatten2Margin", pModal->xatten2Margin[0]); - PR_EEP("Chain1 xatten2Margin", pModal->xatten2Margin[1]); - PR_EEP("Chain2 xatten2Margin", pModal->xatten2Margin[2]); - PR_EEP("Chain1 OutputBias", pModal->ob_ch1); - PR_EEP("Chain1 DriverBias", pModal->db_ch1); - PR_EEP("LNA Control", pModal->lna_ctl); - PR_EEP("XPA Bias Freq0", pModal->xpaBiasLvlFreq[0]); - PR_EEP("XPA Bias Freq1", pModal->xpaBiasLvlFreq[1]); - PR_EEP("XPA Bias Freq2", pModal->xpaBiasLvlFreq[2]); - - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; - -#undef PR_EEP + if (sset == ETH_SS_STATS) + return ATH9K_HTC_SSTATS_LEN; + return 0; } -static ssize_t read_9287_modal_eeprom(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +#define STXBASE priv->debug.tx_stats +#define SRXBASE priv->debug.rx_stats +#define SKBTXBASE priv->debug.tx_stats +#define SKBRXBASE priv->debug.skbrx_stats +#define ASTXQ(a) \ + data[i++] = STXBASE.a[IEEE80211_AC_BE]; \ + data[i++] = STXBASE.a[IEEE80211_AC_BK]; \ + data[i++] = STXBASE.a[IEEE80211_AC_VI]; \ + data[i++] = STXBASE.a[IEEE80211_AC_VO] + +void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ethtool_stats *stats, u64 *data) { -#define PR_EEP(_s, _val) \ - do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ - } while (0) + struct ath9k_htc_priv *priv = hw->priv; + int i = 0; - struct ath9k_htc_priv *priv = file->private_data; - struct modal_eep_ar9287_header *pModal = &priv->ah->eeprom.map9287.modalHeader; - unsigned int len = 0, size = 3000; - ssize_t retval = 0; - char *buf; + data[i++] = SKBTXBASE.skb_success; + data[i++] = SKBTXBASE.skb_success_bytes; + data[i++] = SKBRXBASE.skb_completed; + data[i++] = SKBRXBASE.skb_completed_bytes; - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); - PR_EEP("Chain1 Ant. Control", pModal->antCtrlChain[1]); - PR_EEP("Ant. Common Control", pModal->antCtrlCommon); - PR_EEP("Chain0 Ant. Gain", pModal->antennaGainCh[0]); - PR_EEP("Chain1 Ant. Gain", pModal->antennaGainCh[1]); - PR_EEP("Switch Settle", pModal->switchSettling); - PR_EEP("Chain0 TxRxAtten", pModal->txRxAttenCh[0]); - PR_EEP("Chain1 TxRxAtten", pModal->txRxAttenCh[1]); - PR_EEP("Chain0 RxTxMargin", pModal->rxTxMarginCh[0]); - PR_EEP("Chain1 RxTxMargin", pModal->rxTxMarginCh[1]); - PR_EEP("ADC Desired size", pModal->adcDesiredSize); - PR_EEP("txEndToXpaOff", pModal->txEndToXpaOff); - PR_EEP("txEndToRxOn", pModal->txEndToRxOn); - PR_EEP("txFrameToXpaOn", pModal->txFrameToXpaOn); - PR_EEP("CCA Threshold)", pModal->thresh62); - PR_EEP("Chain0 NF Threshold", pModal->noiseFloorThreshCh[0]); - PR_EEP("Chain1 NF Threshold", pModal->noiseFloorThreshCh[1]); - PR_EEP("xpdGain", pModal->xpdGain); - PR_EEP("External PD", pModal->xpd); - PR_EEP("Chain0 I Coefficient", pModal->iqCalICh[0]); - PR_EEP("Chain1 I Coefficient", pModal->iqCalICh[1]); - PR_EEP("Chain0 Q Coefficient", pModal->iqCalQCh[0]); - PR_EEP("Chain1 Q Coefficient", pModal->iqCalQCh[1]); - PR_EEP("pdGainOverlap", pModal->pdGainOverlap); - PR_EEP("xPA Bias Level", pModal->xpaBiasLvl); - PR_EEP("txFrameToDataStart", pModal->txFrameToDataStart); - PR_EEP("txFrameToPaOn", pModal->txFrameToPaOn); - PR_EEP("HT40 Power Inc.", pModal->ht40PowerIncForPdadc); - PR_EEP("Chain0 bswAtten", pModal->bswAtten[0]); - PR_EEP("Chain1 bswAtten", pModal->bswAtten[1]); - PR_EEP("Chain0 bswMargin", pModal->bswMargin[0]); - PR_EEP("Chain1 bswMargin", pModal->bswMargin[1]); - PR_EEP("HT40 Switch Settle", pModal->swSettleHt40); - PR_EEP("AR92x7 Version", pModal->version); - PR_EEP("DriverBias1", pModal->db1); - PR_EEP("DriverBias2", pModal->db1); - PR_EEP("CCK OutputBias", pModal->ob_cck); - PR_EEP("PSK OutputBias", pModal->ob_psk); - PR_EEP("QAM OutputBias", pModal->ob_qam); - PR_EEP("PAL_OFF OutputBias", pModal->ob_pal_off); - - if (len > size) - len = size; + ASTXQ(queue_stats); - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); + data[i++] = SRXBASE.crc_err; + data[i++] = SRXBASE.decrypt_crc_err; + data[i++] = SRXBASE.phy_err; + data[i++] = SRXBASE.mic_err; + data[i++] = SRXBASE.pre_delim_crc_err; + data[i++] = SRXBASE.post_delim_crc_err; + data[i++] = SRXBASE.decrypt_busy_err; - return retval; + data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_RADAR]; + data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]; + data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_CCK_TIMING]; -#undef PR_EEP + WARN_ON(i != ATH9K_HTC_SSTATS_LEN); } -static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath9k_htc_priv *priv = file->private_data; - - if (AR_SREV_9271(priv->ah)) - return read_4k_modal_eeprom(file, user_buf, count, ppos); - else if (priv->ah->hw_version.usbdev == AR9280_USB) - return read_def_modal_eeprom(file, user_buf, count, ppos); - else if (priv->ah->hw_version.usbdev == AR9287_USB) - return read_9287_modal_eeprom(file, user_buf, count, ppos); - - return 0; -} - -static const struct file_operations fops_modal_eeprom = { - .read = read_file_modal_eeprom, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; int ath9k_htc_init_debug(struct ath_hw *ah) { @@ -934,18 +509,21 @@ int ath9k_htc_init_debug(struct ath_hw *ah) priv, &fops_tgt_rx_stats); debugfs_create_file("xmit", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_xmit); - debugfs_create_file("recv", S_IRUSR, priv->debug.debugfs_phy, - priv, &fops_recv); + debugfs_create_file("skb_rx", S_IRUSR, priv->debug.debugfs_phy, + priv, &fops_skb_rx); + + ath9k_cmn_debug_recv(priv->debug.debugfs_phy, &priv->debug.rx_stats); + ath9k_cmn_debug_phy_err(priv->debug.debugfs_phy, &priv->debug.rx_stats); + debugfs_create_file("slot", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_slot); debugfs_create_file("queue", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_queue); debugfs_create_file("debug", S_IRUSR | S_IWUSR, priv->debug.debugfs_phy, priv, &fops_debug); - debugfs_create_file("base_eeprom", S_IRUSR, priv->debug.debugfs_phy, - priv, &fops_base_eeprom); - debugfs_create_file("modal_eeprom", S_IRUSR, priv->debug.debugfs_phy, - priv, &fops_modal_eeprom); + + ath9k_cmn_debug_base_eeprom(priv->debug.debugfs_phy, priv->ah); + ath9k_cmn_debug_modal_eeprom(priv->debug.debugfs_phy, priv->ah); return 0; } diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c index 105582d6b71..50f74a2a4cf 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c @@ -255,6 +255,17 @@ void ath9k_deinit_leds(struct ath9k_htc_priv *priv) cancel_work_sync(&priv->led_work); } + +void ath9k_configure_leds(struct ath9k_htc_priv *priv) +{ + /* Configure gpio 1 for output */ + ath9k_hw_cfg_output(priv->ah, priv->ah->led_pin, + AR_GPIO_OUTPUT_MUX_AS_OUTPUT); + /* LED off, active low */ + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 1); + +} + void ath9k_init_leds(struct ath9k_htc_priv *priv) { int ret; @@ -268,11 +279,7 @@ void ath9k_init_leds(struct ath9k_htc_priv *priv) else priv->ah->led_pin = ATH_LED_PIN_DEF; - /* Configure gpio 1 for output */ - ath9k_hw_cfg_output(priv->ah, priv->ah->led_pin, - AR_GPIO_OUTPUT_MUX_AS_OUTPUT); - /* LED off, active low */ - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 1); + ath9k_configure_leds(priv); snprintf(priv->led_name, sizeof(priv->led_name), "ath9k_htc-%s", wiphy_name(priv->hw->wiphy)); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 05d5ba66cac..8a3bd5fe3a5 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -34,92 +34,9 @@ static int ath9k_htc_btcoex_enable; module_param_named(btcoex_enable, ath9k_htc_btcoex_enable, int, 0444); MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence"); -#define CHAN2G(_freq, _idx) { \ - .center_freq = (_freq), \ - .hw_value = (_idx), \ - .max_power = 20, \ -} - -#define CHAN5G(_freq, _idx) { \ - .band = IEEE80211_BAND_5GHZ, \ - .center_freq = (_freq), \ - .hw_value = (_idx), \ - .max_power = 20, \ -} - -static struct ieee80211_channel ath9k_2ghz_channels[] = { - CHAN2G(2412, 0), /* Channel 1 */ - CHAN2G(2417, 1), /* Channel 2 */ - CHAN2G(2422, 2), /* Channel 3 */ - CHAN2G(2427, 3), /* Channel 4 */ - CHAN2G(2432, 4), /* Channel 5 */ - CHAN2G(2437, 5), /* Channel 6 */ - CHAN2G(2442, 6), /* Channel 7 */ - CHAN2G(2447, 7), /* Channel 8 */ - CHAN2G(2452, 8), /* Channel 9 */ - CHAN2G(2457, 9), /* Channel 10 */ - CHAN2G(2462, 10), /* Channel 11 */ - CHAN2G(2467, 11), /* Channel 12 */ - CHAN2G(2472, 12), /* Channel 13 */ - CHAN2G(2484, 13), /* Channel 14 */ -}; - -static struct ieee80211_channel ath9k_5ghz_channels[] = { - /* _We_ call this UNII 1 */ - CHAN5G(5180, 14), /* Channel 36 */ - CHAN5G(5200, 15), /* Channel 40 */ - CHAN5G(5220, 16), /* Channel 44 */ - CHAN5G(5240, 17), /* Channel 48 */ - /* _We_ call this UNII 2 */ - CHAN5G(5260, 18), /* Channel 52 */ - CHAN5G(5280, 19), /* Channel 56 */ - CHAN5G(5300, 20), /* Channel 60 */ - CHAN5G(5320, 21), /* Channel 64 */ - /* _We_ call this "Middle band" */ - CHAN5G(5500, 22), /* Channel 100 */ - CHAN5G(5520, 23), /* Channel 104 */ - CHAN5G(5540, 24), /* Channel 108 */ - CHAN5G(5560, 25), /* Channel 112 */ - CHAN5G(5580, 26), /* Channel 116 */ - CHAN5G(5600, 27), /* Channel 120 */ - CHAN5G(5620, 28), /* Channel 124 */ - CHAN5G(5640, 29), /* Channel 128 */ - CHAN5G(5660, 30), /* Channel 132 */ - CHAN5G(5680, 31), /* Channel 136 */ - CHAN5G(5700, 32), /* Channel 140 */ - /* _We_ call this UNII 3 */ - CHAN5G(5745, 33), /* Channel 149 */ - CHAN5G(5765, 34), /* Channel 153 */ - CHAN5G(5785, 35), /* Channel 157 */ - CHAN5G(5805, 36), /* Channel 161 */ - CHAN5G(5825, 37), /* Channel 165 */ -}; - -/* Atheros hardware rate code addition for short premble */ -#define SHPCHECK(__hw_rate, __flags) \ - ((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04) : 0) - -#define RATE(_bitrate, _hw_rate, _flags) { \ - .bitrate = (_bitrate), \ - .flags = (_flags), \ - .hw_value = (_hw_rate), \ - .hw_value_short = (SHPCHECK(_hw_rate, _flags)) \ -} - -static struct ieee80211_rate ath9k_legacy_rates[] = { - RATE(10, 0x1b, 0), - RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE), /* shortp : 0x1e */ - RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE), /* shortp: 0x1d */ - RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE), /* short: 0x1c */ - RATE(60, 0x0b, 0), - RATE(90, 0x0f, 0), - RATE(120, 0x0a, 0), - RATE(180, 0x0e, 0), - RATE(240, 0x09, 0), - RATE(360, 0x0d, 0), - RATE(480, 0x08, 0), - RATE(540, 0x0c, 0), -}; +static int ath9k_ps_enable; +module_param_named(ps_enable, ath9k_ps_enable, int, 0444); +MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave"); #ifdef CONFIG_MAC80211_LEDS static const struct ieee80211_tpt_blink ath9k_htc_tpt_blink[] = { @@ -280,14 +197,14 @@ err: return ret; } -static int ath9k_reg_notifier(struct wiphy *wiphy, - struct regulatory_request *request) +static void ath9k_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ath9k_htc_priv *priv = hw->priv; - return ath_reg_notifier_apply(wiphy, request, - ath9k_hw_regulatory(priv->ah)); + ath_reg_notifier_apply(wiphy, request, + ath9k_hw_regulatory(priv->ah)); } static unsigned int ath9k_regread(void *hw_priv, u32 reg_offset) @@ -339,6 +256,25 @@ static void ath9k_multi_regread(void *hw_priv, u32 *addr, } } +static void ath9k_regwrite_multi(struct ath_common *common) +{ + struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; + u32 rsp_status; + int r; + + r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, + (u8 *) &priv->wmi->multi_write, + sizeof(struct register_write) * priv->wmi->multi_write_idx, + (u8 *) &rsp_status, sizeof(rsp_status), + 100); + if (unlikely(r)) { + ath_dbg(common, WMI, + "REGISTER WRITE FAILED, multi len: %d\n", + priv->wmi->multi_write_idx); + } + priv->wmi->multi_write_idx = 0; +} + static void ath9k_regwrite_single(void *hw_priv, u32 val, u32 reg_offset) { struct ath_hw *ah = (struct ath_hw *) hw_priv; @@ -365,8 +301,6 @@ static void ath9k_regwrite_buffer(void *hw_priv, u32 val, u32 reg_offset) struct ath_hw *ah = (struct ath_hw *) hw_priv; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; - u32 rsp_status; - int r; mutex_lock(&priv->wmi->multi_write_mutex); @@ -379,19 +313,8 @@ static void ath9k_regwrite_buffer(void *hw_priv, u32 val, u32 reg_offset) priv->wmi->multi_write_idx++; /* If the buffer is full, send it out. */ - if (priv->wmi->multi_write_idx == MAX_CMD_NUMBER) { - r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, - (u8 *) &priv->wmi->multi_write, - sizeof(struct register_write) * priv->wmi->multi_write_idx, - (u8 *) &rsp_status, sizeof(rsp_status), - 100); - if (unlikely(r)) { - ath_dbg(common, WMI, - "REGISTER WRITE FAILED, multi len: %d\n", - priv->wmi->multi_write_idx); - } - priv->wmi->multi_write_idx = 0; - } + if (priv->wmi->multi_write_idx == MAX_CMD_NUMBER) + ath9k_regwrite_multi(common); mutex_unlock(&priv->wmi->multi_write_mutex); } @@ -422,26 +345,13 @@ static void ath9k_regwrite_flush(void *hw_priv) struct ath_hw *ah = (struct ath_hw *) hw_priv; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; - u32 rsp_status; - int r; atomic_dec(&priv->wmi->mwrite_cnt); mutex_lock(&priv->wmi->multi_write_mutex); - if (priv->wmi->multi_write_idx) { - r = ath9k_wmi_cmd(priv->wmi, WMI_REG_WRITE_CMDID, - (u8 *) &priv->wmi->multi_write, - sizeof(struct register_write) * priv->wmi->multi_write_idx, - (u8 *) &rsp_status, sizeof(rsp_status), - 100); - if (unlikely(r)) { - ath_dbg(common, WMI, - "REGISTER WRITE FAILED, multi len: %d\n", - priv->wmi->multi_write_idx); - } - priv->wmi->multi_write_idx = 0; - } + if (priv->wmi->multi_write_idx) + ath9k_regwrite_multi(common); mutex_unlock(&priv->wmi->multi_write_mutex); } @@ -487,48 +397,6 @@ static const struct ath_bus_ops ath9k_usb_bus_ops = { .eeprom_read = ath_usb_eeprom_read, }; -static void setup_ht_cap(struct ath9k_htc_priv *priv, - struct ieee80211_sta_ht_cap *ht_info) -{ - struct ath_common *common = ath9k_hw_common(priv->ah); - u8 tx_streams, rx_streams; - int i; - - ht_info->ht_supported = true; - ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | - IEEE80211_HT_CAP_SM_PS | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_DSSSCCK40; - - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) - ht_info->cap |= IEEE80211_HT_CAP_SGI_20; - - ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); - - ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; - ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; - - memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - - /* ath9k_htc supports only 1 or 2 stream devices */ - tx_streams = ath9k_cmn_count_streams(priv->ah->txchainmask, 2); - rx_streams = ath9k_cmn_count_streams(priv->ah->rxchainmask, 2); - - ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n", - tx_streams, rx_streams); - - if (tx_streams != rx_streams) { - ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; - ht_info->mcs.tx_params |= ((tx_streams - 1) << - IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); - } - - for (i = 0; i < rx_streams; i++) - ht_info->mcs.rx_mask[i] = 0xff; - - ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; -} - static int ath9k_init_queues(struct ath9k_htc_priv *priv) { struct ath_common *common = ath9k_hw_common(priv->ah); @@ -537,8 +405,8 @@ static int ath9k_init_queues(struct ath9k_htc_priv *priv) for (i = 0; i < ARRAY_SIZE(priv->hwq_map); i++) priv->hwq_map[i] = -1; - priv->beaconq = ath9k_hw_beaconq_setup(priv->ah); - if (priv->beaconq == -1) { + priv->beacon.beaconq = ath9k_hw_beaconq_setup(priv->ah); + if (priv->beacon.beaconq == -1) { ath_err(common, "Unable to setup BEACON xmit queue\n"); goto err; } @@ -573,37 +441,13 @@ err: return -EINVAL; } -static void ath9k_init_channels_rates(struct ath9k_htc_priv *priv) -{ - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) { - priv->sbands[IEEE80211_BAND_2GHZ].channels = - ath9k_2ghz_channels; - priv->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ; - priv->sbands[IEEE80211_BAND_2GHZ].n_channels = - ARRAY_SIZE(ath9k_2ghz_channels); - priv->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates; - priv->sbands[IEEE80211_BAND_2GHZ].n_bitrates = - ARRAY_SIZE(ath9k_legacy_rates); - } - - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) { - priv->sbands[IEEE80211_BAND_5GHZ].channels = ath9k_5ghz_channels; - priv->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ; - priv->sbands[IEEE80211_BAND_5GHZ].n_channels = - ARRAY_SIZE(ath9k_5ghz_channels); - priv->sbands[IEEE80211_BAND_5GHZ].bitrates = - ath9k_legacy_rates + 4; - priv->sbands[IEEE80211_BAND_5GHZ].n_bitrates = - ARRAY_SIZE(ath9k_legacy_rates) - 4; - } -} - static void ath9k_init_misc(struct ath9k_htc_priv *priv) { struct ath_common *common = ath9k_hw_common(priv->ah); memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN); + common->last_rssi = ATH_RSSI_DUMMY_MARKER; priv->ah->opmode = NL80211_IFTYPE_STATION; } @@ -615,12 +459,11 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, struct ath_common *common; int i, ret = 0, csz = 0; - set_bit(OP_INVALID, &priv->op_flags); - ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL); if (!ah) return -ENOMEM; + ah->dev = priv->dev; ah->hw_version.devid = devid; ah->hw_version.usbdev = drv_info; ah->ah_flags |= AH_USE_EEPROM; @@ -640,6 +483,7 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, common->priv = priv; common->debug_mask = ath9k_debug; common->btcoex_enabled = ath9k_htc_btcoex_enable == 1; + set_bit(ATH_OP_INVALID, &common->op_flags); spin_lock_init(&priv->beacon_lock); spin_lock_init(&priv->tx.tx_lock); @@ -675,10 +519,11 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv, goto err_queues; for (i = 0; i < ATH9K_HTC_MAX_BCN_VIF; i++) - priv->cur_beacon_conf.bslot[i] = NULL; + priv->beacon.bslot[i] = NULL; + priv->beacon.slottime = ATH9K_SLOT_TIME_9; + ath9k_cmn_init_channels_rates(common); ath9k_cmn_init_crypto(ah); - ath9k_init_channels_rates(priv); ath9k_init_misc(priv); ath9k_htc_init_btcoex(priv, product); @@ -698,6 +543,9 @@ static const struct ieee80211_iface_limit if_limits[] = { { .max = 2, .types = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_P2P_CLIENT) }, { .max = 2, .types = BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif BIT(NL80211_IFTYPE_P2P_GO) }, }; @@ -711,24 +559,30 @@ static const struct ieee80211_iface_combination if_comb = { static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, struct ieee80211_hw *hw) { + struct ath_hw *ah = priv->ah; struct ath_common *common = ath9k_hw_common(priv->ah); + struct base_eep_header *pBase; hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_HAS_RATE_CONTROL | IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_PS_NULLFUNC_STACK | IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_MFP_CAPABLE | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; + if (ath9k_ps_enable) + hw->flags |= IEEE80211_HW_SUPPORTS_PS; + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_P2P_GO) | - BIT(NL80211_IFTYPE_P2P_CLIENT); + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_MESH_POINT); hw->wiphy->iface_combinations = &if_comb; hw->wiphy->n_iface_combinations = 1; @@ -739,7 +593,6 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; hw->queues = 4; - hw->channel_change_time = 5000; hw->max_listen_interval = 1; hw->vif_data_size = sizeof(struct ath9k_htc_vif); @@ -751,18 +604,17 @@ static void ath9k_set_hw_capab(struct ath9k_htc_priv *priv, if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) hw->wiphy->bands[IEEE80211_BAND_2GHZ] = - &priv->sbands[IEEE80211_BAND_2GHZ]; + &common->sbands[IEEE80211_BAND_2GHZ]; if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) hw->wiphy->bands[IEEE80211_BAND_5GHZ] = - &priv->sbands[IEEE80211_BAND_5GHZ]; - - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_HT) { - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) - setup_ht_cap(priv, - &priv->sbands[IEEE80211_BAND_2GHZ].ht_cap); - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) - setup_ht_cap(priv, - &priv->sbands[IEEE80211_BAND_5GHZ].ht_cap); + &common->sbands[IEEE80211_BAND_5GHZ]; + + ath9k_cmn_reload_chainmask(ah); + + pBase = ath9k_htc_get_eeprom_base(priv); + if (pBase) { + hw->wiphy->available_antennas_rx = pBase->rxMask; + hw->wiphy->available_antennas_tx = pBase->txMask; } SET_IEEE80211_PERM_ADDR(hw, common->macaddr); @@ -783,7 +635,7 @@ static int ath9k_init_firmware_version(struct ath9k_htc_priv *priv) priv->fw_version_major = be16_to_cpu(cmd_rsp.major); priv->fw_version_minor = be16_to_cpu(cmd_rsp.minor); - snprintf(hw->wiphy->fw_version, ETHTOOL_BUSINFO_LEN, "%d.%d", + snprintf(hw->wiphy->fw_version, sizeof(hw->wiphy->fw_version), "%d.%d", priv->fw_version_major, priv->fw_version_minor); @@ -796,7 +648,7 @@ static int ath9k_init_firmware_version(struct ath9k_htc_priv *priv) * required version. */ if (priv->fw_version_major != MAJOR_VERSION_REQ || - priv->fw_version_minor != MINOR_VERSION_REQ) { + priv->fw_version_minor < MINOR_VERSION_REQ) { dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n", MAJOR_VERSION_REQ, MINOR_VERSION_REQ); return -EINVAL; @@ -846,6 +698,7 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv, if (error != 0) goto err_rx; + ath9k_hw_disable(priv->ah); #ifdef CONFIG_MAC80211_LEDS /* must be initialized before ieee80211_register_hw */ priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw, @@ -984,6 +837,8 @@ int ath9k_htc_resume(struct htc_target *htc_handle) ret = ath9k_init_htc_services(priv, priv->ah->hw_version.devid, priv->ah->hw_version.usbdev); + ath9k_configure_leds(priv); + return ret; } #endif diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 9c07a8fa513..5627917c5ff 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -24,30 +24,10 @@ static enum htc_phymode ath9k_htc_get_curmode(struct ath9k_htc_priv *priv, struct ath9k_channel *ichan) { - enum htc_phymode mode; - - mode = -EINVAL; + if (IS_CHAN_5GHZ(ichan)) + return HTC_MODE_11NA; - switch (ichan->chanmode) { - case CHANNEL_G: - case CHANNEL_G_HT20: - case CHANNEL_G_HT40PLUS: - case CHANNEL_G_HT40MINUS: - mode = HTC_MODE_11NG; - break; - case CHANNEL_A: - case CHANNEL_A_HT20: - case CHANNEL_A_HT40PLUS: - case CHANNEL_A_HT40MINUS: - mode = HTC_MODE_11NA; - break; - default: - break; - } - - WARN_ON(mode < 0); - - return mode; + return HTC_MODE_11NG; } bool ath9k_htc_setpower(struct ath9k_htc_priv *priv, @@ -113,8 +93,12 @@ static void ath9k_htc_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath9k_htc_priv *priv = data; struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; - if ((vif->type == NL80211_IFTYPE_AP) && bss_conf->enable_beacon) + if ((vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) && + bss_conf->enable_beacon) { priv->reconfig_beacon = true; + priv->rearm_ani = true; + } if (bss_conf->assoc) { priv->rearm_ani = true; @@ -145,21 +129,26 @@ static void ath9k_htc_bssid_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath9k_vif_iter_data *iter_data = data; int i; - for (i = 0; i < ETH_ALEN; i++) - iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]); + if (iter_data->hw_macaddr != NULL) { + for (i = 0; i < ETH_ALEN; i++) + iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]); + } else { + iter_data->hw_macaddr = mac; + } } -static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv, +static void ath9k_htc_set_mac_bssid_mask(struct ath9k_htc_priv *priv, struct ieee80211_vif *vif) { struct ath_common *common = ath9k_hw_common(priv->ah); struct ath9k_vif_iter_data iter_data; /* - * Use the hardware MAC address as reference, the hardware uses it - * together with the BSSID mask when matching addresses. + * Pick the MAC address of the first interface as the new hardware + * MAC address. The hardware will use it together with the BSSID mask + * when matching addresses. */ - iter_data.hw_macaddr = common->macaddr; + iter_data.hw_macaddr = NULL; memset(&iter_data.mask, 0xff, ETH_ALEN); if (vif) @@ -171,6 +160,10 @@ static void ath9k_htc_set_bssid_mask(struct ath9k_htc_priv *priv, ath9k_htc_bssid_iter, &iter_data); memcpy(common->bssidmask, iter_data.mask, ETH_ALEN); + + if (iter_data.hw_macaddr) + memcpy(common->macaddr, iter_data.hw_macaddr, ETH_ALEN); + ath_hw_setbssidmask(common); } @@ -180,6 +173,8 @@ static void ath9k_htc_set_opmode(struct ath9k_htc_priv *priv) priv->ah->opmode = NL80211_IFTYPE_ADHOC; else if (priv->num_ap_vif) priv->ah->opmode = NL80211_IFTYPE_AP; + else if (priv->num_mbss_vif) + priv->ah->opmode = NL80211_IFTYPE_MESH_POINT; else priv->ah->opmode = NL80211_IFTYPE_STATION; @@ -190,7 +185,7 @@ void ath9k_htc_reset(struct ath9k_htc_priv *priv) { struct ath_hw *ah = priv->ah; struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_channel *channel = priv->hw->conf.channel; + struct ieee80211_channel *channel = priv->hw->conf.chandef.chan; struct ath9k_hw_cal_data *caldata = NULL; enum htc_phymode mode; __be16 htc_mode; @@ -250,20 +245,21 @@ static int ath9k_htc_set_channel(struct ath9k_htc_priv *priv, struct ath_common *common = ath9k_hw_common(ah); struct ieee80211_conf *conf = &common->hw->conf; bool fastcc; - struct ieee80211_channel *channel = hw->conf.channel; + struct ieee80211_channel *channel = hw->conf.chandef.chan; struct ath9k_hw_cal_data *caldata = NULL; enum htc_phymode mode; __be16 htc_mode; u8 cmd_rsp; int ret; - if (test_bit(OP_INVALID, &priv->op_flags)) + if (test_bit(ATH_OP_INVALID, &common->op_flags)) return -EIO; fastcc = !!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL); ath9k_htc_ps_wakeup(priv); + ath9k_htc_stop_ani(priv); del_timer_sync(&priv->tx.cleanup_timer); ath9k_htc_tx_drain(priv); @@ -311,7 +307,7 @@ static int ath9k_htc_set_channel(struct ath9k_htc_priv *priv, htc_start(priv->htc); - if (!test_bit(OP_SCANNING, &priv->op_flags) && + if (!test_bit(ATH_OP_SCANNING, &common->op_flags) && !(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) ath9k_htc_vif_reconfig(priv); @@ -602,7 +598,7 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv, u32 caps = 0; int i, j; - sband = priv->hw->wiphy->bands[priv->hw->conf.channel->band]; + sband = priv->hw->wiphy->bands[priv->hw->conf.chandef.chan->band]; for (i = 0, j = 0; i < sband->n_bitrates; i++) { if (sta->supp_rates[sband->band] & BIT(i)) { @@ -623,6 +619,8 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv, trate->rates.ht_rates.rs_nrates = j; caps = WLAN_RC_HT_FLAG; + if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC) + caps |= ATH_RC_TX_STBC_FLAG; if (sta->ht_cap.mcs.rx_mask[1]) caps |= WLAN_RC_DS_FLAG; if ((sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) && @@ -753,7 +751,7 @@ void ath9k_htc_start_ani(struct ath9k_htc_priv *priv) common->ani.shortcal_timer = timestamp; common->ani.checkani_timer = timestamp; - set_bit(OP_ANI_RUNNING, &priv->op_flags); + set_bit(ATH_OP_ANI_RUN, &common->op_flags); ieee80211_queue_delayed_work(common->hw, &priv->ani_work, msecs_to_jiffies(ATH_ANI_POLLINTERVAL)); @@ -761,8 +759,9 @@ void ath9k_htc_start_ani(struct ath9k_htc_priv *priv) void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv) { + struct ath_common *common = ath9k_hw_common(priv->ah); cancel_delayed_work_sync(&priv->ani_work); - clear_bit(OP_ANI_RUNNING, &priv->op_flags); + clear_bit(ATH_OP_ANI_RUN, &common->op_flags); } void ath9k_htc_ani_work(struct work_struct *work) @@ -810,8 +809,7 @@ void ath9k_htc_ani_work(struct work_struct *work) } /* Verify whether we must check ANI */ - if (ah->config.enable_ani && - (timestamp - common->ani.checkani_timer) >= ATH_ANI_POLLINTERVAL) { + if ((timestamp - common->ani.checkani_timer) >= ATH_ANI_POLLINTERVAL) { aniflag = true; common->ani.checkani_timer = timestamp; } @@ -841,8 +839,7 @@ set_timer: * short calibration and long calibration. */ cal_interval = ATH_LONG_CALINTERVAL; - if (ah->config.enable_ani) - cal_interval = min(cal_interval, (u32)ATH_ANI_POLLINTERVAL); + cal_interval = min(cal_interval, (u32)ATH_ANI_POLLINTERVAL); if (!common->ani.caldone) cal_interval = min(cal_interval, (u32)short_cal_interval); @@ -866,7 +863,7 @@ static void ath9k_htc_tx(struct ieee80211_hw *hw, hdr = (struct ieee80211_hdr *) skb->data; /* Add the padding after the header if this is not already done */ - padpos = ath9k_cmn_padpos(hdr->frame_control); + padpos = ieee80211_hdrlen(hdr->frame_control); padsize = padpos & 3; if (padsize && skb->len > padpos) { if (skb_headroom(skb) < padsize) { @@ -904,7 +901,7 @@ static int ath9k_htc_start(struct ieee80211_hw *hw) struct ath9k_htc_priv *priv = hw->priv; struct ath_hw *ah = priv->ah; struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_channel *curchan = hw->conf.channel; + struct ieee80211_channel *curchan = hw->conf.chandef.chan; struct ath9k_channel *init_channel; int ret = 0; enum htc_phymode mode; @@ -922,7 +919,7 @@ static int ath9k_htc_start(struct ieee80211_hw *hw) WMI_CMD(WMI_FLUSH_RECV_CMDID); /* setup initial channel */ - init_channel = ath9k_cmn_get_curchannel(hw, ah); + init_channel = ath9k_cmn_get_channel(hw, ah, &hw->conf.chandef); ret = ath9k_hw_reset(ah, init_channel, ah->caldata, false); if (ret) { @@ -949,7 +946,7 @@ static int ath9k_htc_start(struct ieee80211_hw *hw) ath_dbg(common, CONFIG, "Failed to update capability in target\n"); - clear_bit(OP_INVALID, &priv->op_flags); + clear_bit(ATH_OP_INVALID, &common->op_flags); htc_start(priv->htc); spin_lock_bh(&priv->tx.tx_lock); @@ -978,7 +975,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw) mutex_lock(&priv->mutex); - if (test_bit(OP_INVALID, &priv->op_flags)) { + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { ath_dbg(common, ANY, "Device not present\n"); mutex_unlock(&priv->mutex); return; @@ -1020,7 +1017,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw) ath9k_htc_ps_restore(priv); ath9k_htc_setpower(priv, ATH9K_PM_FULL_SLEEP); - set_bit(OP_INVALID, &priv->op_flags); + set_bit(ATH_OP_INVALID, &common->op_flags); ath_dbg(common, CONFIG, "Driver halt\n"); mutex_unlock(&priv->mutex); @@ -1052,6 +1049,9 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw, case NL80211_IFTYPE_AP: hvif.opmode = HTC_M_HOSTAP; break; + case NL80211_IFTYPE_MESH_POINT: + hvif.opmode = HTC_M_WDS; /* close enough */ + break; default: ath_err(common, "Interface type %d not yet supported\n", vif->type); @@ -1076,7 +1076,7 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw, goto out; } - ath9k_htc_set_bssid_mask(priv, vif); + ath9k_htc_set_mac_bssid_mask(priv, vif); priv->vif_slot |= (1 << avp->index); priv->nvifs++; @@ -1084,13 +1084,14 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw, INC_VIF(priv, vif->type); if ((vif->type == NL80211_IFTYPE_AP) || + (vif->type == NL80211_IFTYPE_MESH_POINT) || (vif->type == NL80211_IFTYPE_ADHOC)) ath9k_htc_assign_bslot(priv, vif); ath9k_htc_set_opmode(priv); if ((priv->ah->opmode == NL80211_IFTYPE_AP) && - !test_bit(OP_ANI_RUNNING, &priv->op_flags)) { + !test_bit(ATH_OP_ANI_RUN, &common->op_flags)) { ath9k_hw_set_tsfadjust(priv->ah, true); ath9k_htc_start_ani(priv); } @@ -1134,12 +1135,13 @@ static void ath9k_htc_remove_interface(struct ieee80211_hw *hw, DEC_VIF(priv, vif->type); if ((vif->type == NL80211_IFTYPE_AP) || + vif->type == NL80211_IFTYPE_MESH_POINT || (vif->type == NL80211_IFTYPE_ADHOC)) ath9k_htc_remove_bslot(priv, vif); ath9k_htc_set_opmode(priv); - ath9k_htc_set_bssid_mask(priv, vif); + ath9k_htc_set_mac_bssid_mask(priv, vif); /* * Stop ANI only if there are no associated station interfaces. @@ -1174,7 +1176,7 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&priv->htc_pm_lock); priv->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE); - if (priv->ps_idle) + if (!priv->ps_idle) chip_reset = true; mutex_unlock(&priv->htc_pm_lock); @@ -1193,16 +1195,13 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed) } if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || chip_reset) { - struct ieee80211_channel *curchan = hw->conf.channel; + struct ieee80211_channel *curchan = hw->conf.chandef.chan; int pos = curchan->hw_value; ath_dbg(common, CONFIG, "Set channel: %d MHz\n", curchan->center_freq); - ath9k_cmn_update_ichannel(&priv->ah->channels[pos], - hw->conf.channel, - hw->conf.channel_type); - + ath9k_cmn_get_channel(hw, priv->ah, &hw->conf.chandef); if (ath9k_htc_set_channel(priv, hw, &priv->ah->channels[pos]) < 0) { ath_err(common, "Unable to set channel\n"); ret = -EINVAL; @@ -1250,13 +1249,14 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw, u64 multicast) { struct ath9k_htc_priv *priv = hw->priv; + struct ath_common *common = ath9k_hw_common(priv->ah); u32 rfilt; mutex_lock(&priv->mutex); changed_flags &= SUPPORTED_FILTERS; *total_flags &= SUPPORTED_FILTERS; - if (test_bit(OP_INVALID, &priv->op_flags)) { + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { ath_dbg(ath9k_hw_common(priv->ah), ANY, "Unable to configure filter on invalid state\n"); mutex_unlock(&priv->mutex); @@ -1275,18 +1275,50 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw, mutex_unlock(&priv->mutex); } +static void ath9k_htc_sta_rc_update_work(struct work_struct *work) +{ + struct ath9k_htc_sta *ista = + container_of(work, struct ath9k_htc_sta, rc_update_work); + struct ieee80211_sta *sta = + container_of((void *)ista, struct ieee80211_sta, drv_priv); + struct ath9k_htc_priv *priv = ista->htc_priv; + struct ath_common *common = ath9k_hw_common(priv->ah); + struct ath9k_htc_target_rate trate; + + mutex_lock(&priv->mutex); + ath9k_htc_ps_wakeup(priv); + + memset(&trate, 0, sizeof(struct ath9k_htc_target_rate)); + ath9k_htc_setup_rate(priv, sta, &trate); + if (!ath9k_htc_send_rate_cmd(priv, &trate)) + ath_dbg(common, CONFIG, + "Supported rates for sta: %pM updated, rate caps: 0x%X\n", + sta->addr, be32_to_cpu(trate.capflags)); + else + ath_dbg(common, CONFIG, + "Unable to update supported rates for sta: %pM\n", + sta->addr); + + ath9k_htc_ps_restore(priv); + mutex_unlock(&priv->mutex); +} + static int ath9k_htc_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta) { struct ath9k_htc_priv *priv = hw->priv; + struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv; int ret; mutex_lock(&priv->mutex); ath9k_htc_ps_wakeup(priv); ret = ath9k_htc_add_station(priv, vif, sta); - if (!ret) + if (!ret) { + INIT_WORK(&ista->rc_update_work, ath9k_htc_sta_rc_update_work); + ista->htc_priv = priv; ath9k_htc_init_rate(priv, sta); + } ath9k_htc_ps_restore(priv); mutex_unlock(&priv->mutex); @@ -1298,12 +1330,13 @@ static int ath9k_htc_sta_remove(struct ieee80211_hw *hw, struct ieee80211_sta *sta) { struct ath9k_htc_priv *priv = hw->priv; - struct ath9k_htc_sta *ista; + struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv; int ret; + cancel_work_sync(&ista->rc_update_work); + mutex_lock(&priv->mutex); ath9k_htc_ps_wakeup(priv); - ista = (struct ath9k_htc_sta *) sta->drv_priv; htc_sta_drain(priv->htc, ista->index); ret = ath9k_htc_remove_station(priv, vif, sta); ath9k_htc_ps_restore(priv); @@ -1316,28 +1349,12 @@ static void ath9k_htc_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u32 changed) { - struct ath9k_htc_priv *priv = hw->priv; - struct ath_common *common = ath9k_hw_common(priv->ah); - struct ath9k_htc_target_rate trate; - - mutex_lock(&priv->mutex); - ath9k_htc_ps_wakeup(priv); + struct ath9k_htc_sta *ista = (struct ath9k_htc_sta *) sta->drv_priv; - if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { - memset(&trate, 0, sizeof(struct ath9k_htc_target_rate)); - ath9k_htc_setup_rate(priv, sta, &trate); - if (!ath9k_htc_send_rate_cmd(priv, &trate)) - ath_dbg(common, CONFIG, - "Supported rates for sta: %pM updated, rate caps: 0x%X\n", - sta->addr, be32_to_cpu(trate.capflags)); - else - ath_dbg(common, CONFIG, - "Unable to update supported rates for sta: %pM\n", - sta->addr); - } + if (!(changed & IEEE80211_RC_SUPP_RATES_CHANGED)) + return; - ath9k_htc_ps_restore(priv); - mutex_unlock(&priv->mutex); + schedule_work(&ista->rc_update_work); } static int ath9k_htc_conf_tx(struct ieee80211_hw *hw, @@ -1462,7 +1479,9 @@ static void ath9k_htc_bss_iter(void *data, u8 *mac, struct ieee80211_vif *vif) if ((vif->type == NL80211_IFTYPE_STATION) && bss_conf->assoc) { common->curaid = bss_conf->aid; + common->last_rssi = ATH_RSSI_DUMMY_MARKER; memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN); + set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); } } @@ -1484,6 +1503,7 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, struct ath9k_htc_priv *priv = hw->priv; struct ath_hw *ah = priv->ah; struct ath_common *common = ath9k_hw_common(ah); + int slottime; mutex_lock(&priv->mutex); ath9k_htc_ps_wakeup(priv); @@ -1495,6 +1515,9 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, bss_conf->assoc ? priv->num_sta_assoc_vif++ : priv->num_sta_assoc_vif--; + if (!bss_conf->assoc) + clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); + if (priv->ah->opmode == NL80211_IFTYPE_STATION) { ath9k_htc_choose_set_bssid(priv); if (bss_conf->assoc && (priv->num_sta_assoc_vif == 1)) @@ -1516,32 +1539,36 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, ath_dbg(common, CONFIG, "Beacon enabled for BSS: %pM\n", bss_conf->bssid); ath9k_htc_set_tsfadjust(priv, vif); - set_bit(OP_ENABLE_BEACON, &priv->op_flags); + priv->cur_beacon_conf.enable_beacon = 1; ath9k_htc_beacon_config(priv, vif); } if ((changed & BSS_CHANGED_BEACON_ENABLED) && !bss_conf->enable_beacon) { /* * Disable SWBA interrupt only if there are no - * AP/IBSS interfaces. + * concurrent AP/mesh or IBSS interfaces. */ - if ((priv->num_ap_vif <= 1) || priv->num_ibss_vif) { + if ((priv->num_ap_vif + priv->num_mbss_vif <= 1) || + priv->num_ibss_vif) { ath_dbg(common, CONFIG, "Beacon disabled for BSS: %pM\n", bss_conf->bssid); - clear_bit(OP_ENABLE_BEACON, &priv->op_flags); + priv->cur_beacon_conf.enable_beacon = 0; ath9k_htc_beacon_config(priv, vif); } } if (changed & BSS_CHANGED_BEACON_INT) { /* - * Reset the HW TSF for the first AP interface. + * Reset the HW TSF for the first AP or mesh interface. */ - if ((priv->ah->opmode == NL80211_IFTYPE_AP) && - (priv->nvifs == 1) && - (priv->num_ap_vif == 1) && - (vif->type == NL80211_IFTYPE_AP)) { + if (priv->nvifs == 1 && + ((priv->ah->opmode == NL80211_IFTYPE_AP && + vif->type == NL80211_IFTYPE_AP && + priv->num_ap_vif == 1) || + (priv->ah->opmode == NL80211_IFTYPE_MESH_POINT && + vif->type == NL80211_IFTYPE_MESH_POINT && + priv->num_mbss_vif == 1))) { set_bit(OP_TSF_RESET, &priv->op_flags); } ath_dbg(common, CONFIG, @@ -1552,11 +1579,21 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ERP_SLOT) { if (bss_conf->use_short_slot) - ah->slottime = 9; + slottime = 9; else - ah->slottime = 20; - - ath9k_hw_init_global_settings(ah); + slottime = 20; + if (vif->type == NL80211_IFTYPE_AP) { + /* + * Defer update, so that connected stations can adjust + * their settings at the same time. + * See beacon.c for more details + */ + priv->beacon.slottime = slottime; + priv->beacon.updateslot = UPDATE; + } else { + ah->slottime = slottime; + ath9k_hw_init_global_settings(ah); + } } if (changed & BSS_CHANGED_HT) @@ -1628,7 +1665,9 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, if (!ret) ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; - case IEEE80211_AMPDU_TX_STOP: + case IEEE80211_AMPDU_TX_STOP_CONT: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: ath9k_htc_tx_aggr_oper(priv, vif, sta, action, tid); ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; @@ -1651,10 +1690,11 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw, static void ath9k_htc_sw_scan_start(struct ieee80211_hw *hw) { struct ath9k_htc_priv *priv = hw->priv; + struct ath_common *common = ath9k_hw_common(priv->ah); mutex_lock(&priv->mutex); spin_lock_bh(&priv->beacon_lock); - set_bit(OP_SCANNING, &priv->op_flags); + set_bit(ATH_OP_SCANNING, &common->op_flags); spin_unlock_bh(&priv->beacon_lock); cancel_work_sync(&priv->ps_work); ath9k_htc_stop_ani(priv); @@ -1664,10 +1704,11 @@ static void ath9k_htc_sw_scan_start(struct ieee80211_hw *hw) static void ath9k_htc_sw_scan_complete(struct ieee80211_hw *hw) { struct ath9k_htc_priv *priv = hw->priv; + struct ath_common *common = ath9k_hw_common(priv->ah); mutex_lock(&priv->mutex); spin_lock_bh(&priv->beacon_lock); - clear_bit(OP_SCANNING, &priv->op_flags); + clear_bit(ATH_OP_SCANNING, &common->op_flags); spin_unlock_bh(&priv->beacon_lock); ath9k_htc_ps_wakeup(priv); ath9k_htc_vif_reconfig(priv); @@ -1757,6 +1798,43 @@ static int ath9k_htc_get_stats(struct ieee80211_hw *hw, return 0; } +struct base_eep_header *ath9k_htc_get_eeprom_base(struct ath9k_htc_priv *priv) +{ + struct base_eep_header *pBase = NULL; + /* + * This can be done since all the 3 EEPROM families have the + * same base header upto a certain point, and we are interested in + * the data only upto that point. + */ + + if (AR_SREV_9271(priv->ah)) + pBase = (struct base_eep_header *) + &priv->ah->eeprom.map4k.baseEepHeader; + else if (priv->ah->hw_version.usbdev == AR9280_USB) + pBase = (struct base_eep_header *) + &priv->ah->eeprom.def.baseEepHeader; + else if (priv->ah->hw_version.usbdev == AR9287_USB) + pBase = (struct base_eep_header *) + &priv->ah->eeprom.map9287.baseEepHeader; + return pBase; +} + + +static int ath9k_htc_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, + u32 *rx_ant) +{ + struct ath9k_htc_priv *priv = hw->priv; + struct base_eep_header *pBase = ath9k_htc_get_eeprom_base(priv); + if (pBase) { + *tx_ant = pBase->txMask; + *rx_ant = pBase->rxMask; + } else { + *tx_ant = 0; + *rx_ant = 0; + } + return 0; +} + struct ieee80211_ops ath9k_htc_ops = { .tx = ath9k_htc_tx, .start = ath9k_htc_start, @@ -1782,4 +1860,11 @@ struct ieee80211_ops ath9k_htc_ops = { .set_coverage_class = ath9k_htc_set_coverage_class, .set_bitrate_mask = ath9k_htc_set_bitrate_mask, .get_stats = ath9k_htc_get_stats, + .get_antenna = ath9k_htc_get_antenna, + +#ifdef CONFIG_ATH9K_HTC_DEBUGFS + .get_et_sset_count = ath9k_htc_get_et_sset_count, + .get_et_stats = ath9k_htc_get_et_stats, + .get_et_strings = ath9k_htc_get_et_strings, +#endif }; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index b6a5a08810b..bb86eb2ffc9 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -448,6 +448,7 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv, struct ieee80211_conf *cur_conf = &priv->hw->conf; bool txok; int slot; + int hdrlen, padsize; slot = strip_drv_header(priv, skb); if (slot < 0) { @@ -470,8 +471,11 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv, if (!txok || !vif || !txs) goto send_mac80211; - if (txs->ts_flags & ATH9K_HTC_TXSTAT_ACK) + if (txs->ts_flags & ATH9K_HTC_TXSTAT_ACK) { tx_info->flags |= IEEE80211_TX_STAT_ACK; + if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) + tx_info->flags |= IEEE80211_TX_STAT_AMPDU; + } if (txs->ts_flags & ATH9K_HTC_TXSTAT_FILT) tx_info->flags |= IEEE80211_TX_STAT_TX_FILTERED; @@ -490,7 +494,7 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv, if (txs->ts_flags & ATH9K_HTC_TXSTAT_SGI) rate->flags |= IEEE80211_TX_RC_SHORT_GI; } else { - if (cur_conf->channel->band == IEEE80211_BAND_5GHZ) + if (cur_conf->chandef.chan->band == IEEE80211_BAND_5GHZ) rate->idx += 4; /* No CCK rates */ } @@ -504,6 +508,15 @@ send_mac80211: ath9k_htc_tx_clear_slot(priv, slot); + /* Remove padding before handing frame back to mac80211 */ + hdrlen = ieee80211_get_hdrlen_from_skb(skb); + + padsize = hdrlen & 3; + if (padsize && skb->len > hdrlen + padsize) { + memmove(skb->data + padsize, skb->data, hdrlen); + skb_pull(skb, padsize); + } + /* Send status to mac80211 */ ieee80211_tx_status(priv->hw, skb); } @@ -887,7 +900,7 @@ u32 ath9k_htc_calcrxfilter(struct ath9k_htc_priv *priv) if (priv->rxfilter & FIF_PSPOLL) rfilt |= ATH9K_RX_FILTER_PSPOLL; - if (priv->nvifs > 1) + if (priv->nvifs > 1 || priv->rxfilter & FIF_OTHER_BSS) rfilt |= ATH9K_RX_FILTER_MCAST_BCAST_ALL; return rfilt; @@ -914,46 +927,43 @@ static void ath9k_htc_opmode_init(struct ath9k_htc_priv *priv) void ath9k_host_rx_init(struct ath9k_htc_priv *priv) { + struct ath_common *common = ath9k_hw_common(priv->ah); ath9k_hw_rxena(priv->ah); ath9k_htc_opmode_init(priv); - ath9k_hw_startpcureceive(priv->ah, test_bit(OP_SCANNING, &priv->op_flags)); - priv->rx.last_rssi = ATH_RSSI_DUMMY_MARKER; + ath9k_hw_startpcureceive(priv->ah, test_bit(ATH_OP_SCANNING, &common->op_flags)); } -static void ath9k_process_rate(struct ieee80211_hw *hw, - struct ieee80211_rx_status *rxs, - u8 rx_rate, u8 rs_flags) +static inline void convert_htc_flag(struct ath_rx_status *rx_stats, + struct ath_htc_rx_status *rxstatus) { - struct ieee80211_supported_band *sband; - enum ieee80211_band band; - unsigned int i = 0; - - if (rx_rate & 0x80) { - /* HT rate */ - rxs->flag |= RX_FLAG_HT; - if (rs_flags & ATH9K_RX_2040) - rxs->flag |= RX_FLAG_40MHZ; - if (rs_flags & ATH9K_RX_GI) - rxs->flag |= RX_FLAG_SHORT_GI; - rxs->rate_idx = rx_rate & 0x7f; - return; - } - - band = hw->conf.channel->band; - sband = hw->wiphy->bands[band]; - - for (i = 0; i < sband->n_bitrates; i++) { - if (sband->bitrates[i].hw_value == rx_rate) { - rxs->rate_idx = i; - return; - } - if (sband->bitrates[i].hw_value_short == rx_rate) { - rxs->rate_idx = i; - rxs->flag |= RX_FLAG_SHORTPRE; - return; - } - } + rx_stats->flag = 0; + if (rxstatus->rs_flags & ATH9K_RX_2040) + rx_stats->flag |= RX_FLAG_40MHZ; + if (rxstatus->rs_flags & ATH9K_RX_GI) + rx_stats->flag |= RX_FLAG_SHORT_GI; +} +static void rx_status_htc_to_ath(struct ath_rx_status *rx_stats, + struct ath_htc_rx_status *rxstatus) +{ + rx_stats->rs_datalen = rxstatus->rs_datalen; + rx_stats->rs_status = rxstatus->rs_status; + rx_stats->rs_phyerr = rxstatus->rs_phyerr; + rx_stats->rs_rssi = rxstatus->rs_rssi; + rx_stats->rs_keyix = rxstatus->rs_keyix; + rx_stats->rs_rate = rxstatus->rs_rate; + rx_stats->rs_antenna = rxstatus->rs_antenna; + rx_stats->rs_more = rxstatus->rs_more; + + memcpy(rx_stats->rs_rssi_ctl, rxstatus->rs_rssi_ctl, + sizeof(rx_stats->rs_rssi_ctl)); + memcpy(rx_stats->rs_rssi_ext, rxstatus->rs_rssi_ext, + sizeof(rx_stats->rs_rssi_ext)); + + rx_stats->rs_isaggr = rxstatus->rs_isaggr; + rx_stats->rs_moreaggr = rxstatus->rs_moreaggr; + rx_stats->rs_num_delims = rxstatus->rs_num_delims; + convert_htc_flag(rx_stats, rxstatus); } static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, @@ -965,10 +975,10 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, struct ieee80211_hw *hw = priv->hw; struct sk_buff *skb = rxbuf->skb; struct ath_common *common = ath9k_hw_common(priv->ah); + struct ath_hw *ah = common->ah; struct ath_htc_rx_status *rxstatus; - int hdrlen, padpos, padsize; - int last_rssi = ATH_RSSI_DUMMY_MARKER; - __le16 fc; + struct ath_rx_status rx_stats; + bool decrypt_error; if (skb->len < HTC_RX_FRAME_HEADER_SIZE) { ath_err(common, "Corrupted RX frame, dropping (len: %d)\n", @@ -986,106 +996,41 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, goto rx_next; } - ath9k_htc_err_stat_rx(priv, rxstatus); - /* Get the RX status information */ - memcpy(&rxbuf->rxstatus, rxstatus, HTC_RX_FRAME_HEADER_SIZE); - skb_pull(skb, HTC_RX_FRAME_HEADER_SIZE); - - hdr = (struct ieee80211_hdr *)skb->data; - fc = hdr->frame_control; - hdrlen = ieee80211_get_hdrlen_from_skb(skb); - - padpos = ath9k_cmn_padpos(fc); - - padsize = padpos & 3; - if (padsize && skb->len >= padpos+padsize+FCS_LEN) { - memmove(skb->data + padsize, skb->data, padpos); - skb_pull(skb, padsize); - } memset(rx_status, 0, sizeof(struct ieee80211_rx_status)); - if (rxbuf->rxstatus.rs_status != 0) { - if (rxbuf->rxstatus.rs_status & ATH9K_RXERR_CRC) - rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; - if (rxbuf->rxstatus.rs_status & ATH9K_RXERR_PHY) - goto rx_next; - - if (rxbuf->rxstatus.rs_status & ATH9K_RXERR_DECRYPT) { - /* FIXME */ - } else if (rxbuf->rxstatus.rs_status & ATH9K_RXERR_MIC) { - if (ieee80211_is_ctl(fc)) - /* - * Sometimes, we get invalid - * MIC failures on valid control frames. - * Remove these mic errors. - */ - rxbuf->rxstatus.rs_status &= ~ATH9K_RXERR_MIC; - else - rx_status->flag |= RX_FLAG_MMIC_ERROR; - } - - /* - * Reject error frames with the exception of - * decryption and MIC failures. For monitor mode, - * we also ignore the CRC error. - */ - if (priv->ah->opmode == NL80211_IFTYPE_MONITOR) { - if (rxbuf->rxstatus.rs_status & - ~(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | - ATH9K_RXERR_CRC)) - goto rx_next; - } else { - if (rxbuf->rxstatus.rs_status & - ~(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC)) { - goto rx_next; - } - } - } - - if (!(rxbuf->rxstatus.rs_status & ATH9K_RXERR_DECRYPT)) { - u8 keyix; - keyix = rxbuf->rxstatus.rs_keyix; - if (keyix != ATH9K_RXKEYIX_INVALID) { - rx_status->flag |= RX_FLAG_DECRYPTED; - } else if (ieee80211_has_protected(fc) && - skb->len >= hdrlen + 4) { - keyix = skb->data[hdrlen + 3] >> 6; - if (test_bit(keyix, common->keymap)) - rx_status->flag |= RX_FLAG_DECRYPTED; - } - } - - ath9k_process_rate(hw, rx_status, rxbuf->rxstatus.rs_rate, - rxbuf->rxstatus.rs_flags); - - if (rxbuf->rxstatus.rs_rssi != ATH9K_RSSI_BAD && - !rxbuf->rxstatus.rs_moreaggr) - ATH_RSSI_LPF(priv->rx.last_rssi, - rxbuf->rxstatus.rs_rssi); + /* Copy everything from ath_htc_rx_status (HTC_RX_FRAME_HEADER). + * After this, we can drop this part of skb. */ + rx_status_htc_to_ath(&rx_stats, rxstatus); + ath9k_htc_err_stat_rx(priv, &rx_stats); + rx_status->mactime = be64_to_cpu(rxstatus->rs_tstamp); + skb_pull(skb, HTC_RX_FRAME_HEADER_SIZE); - last_rssi = priv->rx.last_rssi; + /* + * everything but the rate is checked here, the rate check is done + * separately to avoid doing two lookups for a rate for each frame. + */ + hdr = (struct ieee80211_hdr *)skb->data; + if (!ath9k_cmn_rx_accept(common, hdr, rx_status, &rx_stats, + &decrypt_error, priv->rxfilter)) + goto rx_next; - if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) - rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi, - ATH_RSSI_EP_MULTIPLIER); + ath9k_cmn_rx_skb_postprocess(common, skb, &rx_stats, + rx_status, decrypt_error); - if (rxbuf->rxstatus.rs_rssi < 0) - rxbuf->rxstatus.rs_rssi = 0; + if (ath9k_cmn_process_rate(common, hw, &rx_stats, rx_status)) + goto rx_next; - if (ieee80211_is_beacon(fc)) - priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi; + rx_stats.is_mybeacon = ath_is_mybeacon(common, hdr); + ath9k_cmn_process_rssi(common, hw, &rx_stats, rx_status); - rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp); - rx_status->band = hw->conf.channel->band; - rx_status->freq = hw->conf.channel->center_freq; - rx_status->signal = rxbuf->rxstatus.rs_rssi + ATH_DEFAULT_NOISE_FLOOR; - rx_status->antenna = rxbuf->rxstatus.rs_antenna; + rx_status->band = ah->curchan->chan->band; + rx_status->freq = ah->curchan->chan->center_freq; + rx_status->antenna = rx_stats.rs_antenna; rx_status->flag |= RX_FLAG_MACTIME_END; return true; - rx_next: return false; } @@ -1196,20 +1141,17 @@ void ath9k_rx_cleanup(struct ath9k_htc_priv *priv) int ath9k_rx_init(struct ath9k_htc_priv *priv) { - struct ath_hw *ah = priv->ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ath9k_htc_rxbuf *rxbuf; int i = 0; INIT_LIST_HEAD(&priv->rx.rxbuf); spin_lock_init(&priv->rx.rxbuflock); for (i = 0; i < ATH9K_HTC_RXBUF; i++) { - rxbuf = kzalloc(sizeof(struct ath9k_htc_rxbuf), GFP_KERNEL); - if (rxbuf == NULL) { - ath_err(common, "Unable to allocate RX buffers\n"); + struct ath9k_htc_rxbuf *rxbuf = + kzalloc(sizeof(struct ath9k_htc_rxbuf), GFP_KERNEL); + if (rxbuf == NULL) goto err; - } + list_add_tail(&rxbuf->list, &priv->rx.rxbuf); } diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index 4a9570dfba7..a0ff5b63705 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -344,6 +344,8 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle, endpoint->ep_callbacks.tx(endpoint->ep_callbacks.priv, skb, htc_hdr->endpoint_id, txok); + } else { + kfree_skb(skb); } } @@ -356,6 +358,36 @@ ret: kfree_skb(skb); } +static void ath9k_htc_fw_panic_report(struct htc_target *htc_handle, + struct sk_buff *skb) +{ + uint32_t *pattern = (uint32_t *)skb->data; + + switch (*pattern) { + case 0x33221199: + { + struct htc_panic_bad_vaddr *htc_panic; + htc_panic = (struct htc_panic_bad_vaddr *) skb->data; + dev_err(htc_handle->dev, "ath: firmware panic! " + "exccause: 0x%08x; pc: 0x%08x; badvaddr: 0x%08x.\n", + htc_panic->exccause, htc_panic->pc, + htc_panic->badvaddr); + break; + } + case 0x33221299: + { + struct htc_panic_bad_epid *htc_panic; + htc_panic = (struct htc_panic_bad_epid *) skb->data; + dev_err(htc_handle->dev, "ath: firmware panic! " + "bad epid: 0x%08x\n", htc_panic->epid); + break; + } + default: + dev_err(htc_handle->dev, "ath: uknown panic pattern!\n"); + break; + } +} + /* * HTC Messages are handled directly here and the obtained SKB * is freed. @@ -377,6 +409,12 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, htc_hdr = (struct htc_frame_hdr *) skb->data; epid = htc_hdr->endpoint_id; + if (epid == 0x99) { + ath9k_htc_fw_panic_report(htc_handle, skb); + kfree_skb(skb); + return; + } + if (epid >= ENDPOINT_MAX) { if (pipe_id != USB_REG_IN_PIPE) dev_kfree_skb_any(skb); diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.h b/drivers/net/wireless/ath/ath9k/htc_hst.h index e1ffbb6bd63..06474ccc769 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.h +++ b/drivers/net/wireless/ath/ath9k/htc_hst.h @@ -77,6 +77,18 @@ struct htc_config_pipe_msg { u8 credits; } __packed; +struct htc_panic_bad_vaddr { + __be32 pattern; + __be32 exccause; + __be32 pc; + __be32 badvaddr; +} __packed; + +struct htc_panic_bad_epid { + __be32 pattern; + __be32 epid; +} __packed; + struct htc_ep_callbacks { void *priv; void (*tx) (void *, struct sk_buff *, enum htc_endpoint_id, bool txok); diff --git a/drivers/net/wireless/ath/ath9k/hw-ops.h b/drivers/net/wireless/ath/ath9k/hw-ops.h index 0f2b97f6b73..a47ea8423f1 100644 --- a/drivers/net/wireless/ath/ath9k/hw-ops.h +++ b/drivers/net/wireless/ath/ath9k/hw-ops.h @@ -49,9 +49,10 @@ static inline bool ath9k_hw_calibrate(struct ath_hw *ah, return ath9k_hw_ops(ah)->calibrate(ah, chan, rxchainmask, longcal); } -static inline bool ath9k_hw_getisr(struct ath_hw *ah, enum ath9k_int *masked) +static inline bool ath9k_hw_getisr(struct ath_hw *ah, enum ath9k_int *masked, + u32 *sync_cause_p) { - return ath9k_hw_ops(ah)->get_isr(ah, masked); + return ath9k_hw_ops(ah)->get_isr(ah, masked, sync_cause_p); } static inline void ath9k_hw_set_txdesc(struct ath_hw *ah, void *ds, @@ -78,43 +79,61 @@ static inline void ath9k_hw_antdiv_comb_conf_set(struct ath_hw *ah, ath9k_hw_ops(ah)->antdiv_comb_conf_set(ah, antconf); } -static inline void ath9k_hw_antctrl_shared_chain_lnadiv(struct ath_hw *ah, - bool enable) +static inline void ath9k_hw_tx99_start(struct ath_hw *ah, u32 qnum) { - if (ath9k_hw_ops(ah)->antctrl_shared_chain_lnadiv) - ath9k_hw_ops(ah)->antctrl_shared_chain_lnadiv(ah, enable); + ath9k_hw_ops(ah)->tx99_start(ah, qnum); } -/* Private hardware call ops */ +static inline void ath9k_hw_tx99_stop(struct ath_hw *ah) +{ + ath9k_hw_ops(ah)->tx99_stop(ah); +} -/* PHY ops */ +static inline void ath9k_hw_tx99_set_txpower(struct ath_hw *ah, u8 power) +{ + if (ath9k_hw_ops(ah)->tx99_set_txpower) + ath9k_hw_ops(ah)->tx99_set_txpower(ah, power); +} -static inline int ath9k_hw_rf_set_freq(struct ath_hw *ah, - struct ath9k_channel *chan) +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + +static inline void ath9k_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) { - return ath9k_hw_private_ops(ah)->rf_set_freq(ah, chan); + if (ath9k_hw_ops(ah)->set_bt_ant_diversity) + ath9k_hw_ops(ah)->set_bt_ant_diversity(ah, enable); } -static inline void ath9k_hw_spur_mitigate_freq(struct ath_hw *ah, - struct ath9k_channel *chan) +#endif + +/* Private hardware call ops */ + +static inline void ath9k_hw_init_hang_checks(struct ath_hw *ah) { - ath9k_hw_private_ops(ah)->spur_mitigate_freq(ah, chan); + ath9k_hw_private_ops(ah)->init_hang_checks(ah); } -static inline int ath9k_hw_rf_alloc_ext_banks(struct ath_hw *ah) +static inline bool ath9k_hw_detect_mac_hang(struct ath_hw *ah) { - if (!ath9k_hw_private_ops(ah)->rf_alloc_ext_banks) - return 0; + return ath9k_hw_private_ops(ah)->detect_mac_hang(ah); +} - return ath9k_hw_private_ops(ah)->rf_alloc_ext_banks(ah); +static inline bool ath9k_hw_detect_bb_hang(struct ath_hw *ah) +{ + return ath9k_hw_private_ops(ah)->detect_bb_hang(ah); } -static inline void ath9k_hw_rf_free_ext_banks(struct ath_hw *ah) +/* PHY ops */ + +static inline int ath9k_hw_rf_set_freq(struct ath_hw *ah, + struct ath9k_channel *chan) { - if (!ath9k_hw_private_ops(ah)->rf_free_ext_banks) - return; + return ath9k_hw_private_ops(ah)->rf_set_freq(ah, chan); +} - ath9k_hw_private_ops(ah)->rf_free_ext_banks(ah); +static inline void ath9k_hw_spur_mitigate_freq(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + ath9k_hw_private_ops(ah)->spur_mitigate_freq(ah, chan); } static inline bool ath9k_hw_set_rf_regs(struct ath_hw *ah, @@ -228,4 +247,31 @@ static inline void ath9k_hw_set_radar_params(struct ath_hw *ah) ath9k_hw_private_ops(ah)->set_radar_params(ah, &ah->radar_conf); } +static inline void ath9k_hw_init_cal_settings(struct ath_hw *ah) +{ + ath9k_hw_private_ops(ah)->init_cal_settings(ah); +} + +static inline u32 ath9k_hw_compute_pll_control(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + return ath9k_hw_private_ops(ah)->compute_pll_control(ah, chan); +} + +static inline void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah) +{ + if (!ath9k_hw_private_ops(ah)->init_mode_gain_regs) + return; + + ath9k_hw_private_ops(ah)->init_mode_gain_regs(ah); +} + +static inline void ath9k_hw_ani_cache_ini_regs(struct ath_hw *ah) +{ + if (!ath9k_hw_private_ops(ah)->ani_cache_ini_regs) + return; + + ath9k_hw_private_ops(ah)->ani_cache_ini_regs(ah); +} + #endif /* ATH9K_HW_OPS_H */ diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 7cb78706591..2a8ed8375ec 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -17,15 +17,15 @@ #include <linux/io.h> #include <linux/slab.h> #include <linux/module.h> +#include <linux/time.h> +#include <linux/bitops.h> #include <asm/unaligned.h> #include "hw.h" #include "hw-ops.h" -#include "rc.h" #include "ar9003_mac.h" #include "ar9003_mci.h" #include "ar9003_phy.h" -#include "debug.h" #include "ath9k.h" static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type); @@ -35,129 +35,30 @@ MODULE_DESCRIPTION("Support for Atheros 802.11n wireless LAN cards."); MODULE_SUPPORTED_DEVICE("Atheros 802.11n WLAN cards"); MODULE_LICENSE("Dual BSD/GPL"); -static int __init ath9k_init(void) -{ - return 0; -} -module_init(ath9k_init); - -static void __exit ath9k_exit(void) -{ - return; -} -module_exit(ath9k_exit); - -/* Private hardware callbacks */ - -static void ath9k_hw_init_cal_settings(struct ath_hw *ah) -{ - ath9k_hw_private_ops(ah)->init_cal_settings(ah); -} - -static void ath9k_hw_init_mode_regs(struct ath_hw *ah) -{ - ath9k_hw_private_ops(ah)->init_mode_regs(ah); -} - -static u32 ath9k_hw_compute_pll_control(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - return ath9k_hw_private_ops(ah)->compute_pll_control(ah, chan); -} - -static void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah) -{ - if (!ath9k_hw_private_ops(ah)->init_mode_gain_regs) - return; - - ath9k_hw_private_ops(ah)->init_mode_gain_regs(ah); -} - -static void ath9k_hw_ani_cache_ini_regs(struct ath_hw *ah) -{ - /* You will not have this callback if using the old ANI */ - if (!ath9k_hw_private_ops(ah)->ani_cache_ini_regs) - return; - - ath9k_hw_private_ops(ah)->ani_cache_ini_regs(ah); -} - -/********************/ -/* Helper Functions */ -/********************/ - -#ifdef CONFIG_ATH9K_DEBUGFS - -void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause) -{ - struct ath_softc *sc = common->priv; - if (sync_cause) - sc->debug.stats.istats.sync_cause_all++; - if (sync_cause & AR_INTR_SYNC_RTC_IRQ) - sc->debug.stats.istats.sync_rtc_irq++; - if (sync_cause & AR_INTR_SYNC_MAC_IRQ) - sc->debug.stats.istats.sync_mac_irq++; - if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS) - sc->debug.stats.istats.eeprom_illegal_access++; - if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT) - sc->debug.stats.istats.apb_timeout++; - if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT) - sc->debug.stats.istats.pci_mode_conflict++; - if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) - sc->debug.stats.istats.host1_fatal++; - if (sync_cause & AR_INTR_SYNC_HOST1_PERR) - sc->debug.stats.istats.host1_perr++; - if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR) - sc->debug.stats.istats.trcv_fifo_perr++; - if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP) - sc->debug.stats.istats.radm_cpl_ep++; - if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT) - sc->debug.stats.istats.radm_cpl_dllp_abort++; - if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT) - sc->debug.stats.istats.radm_cpl_tlp_abort++; - if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR) - sc->debug.stats.istats.radm_cpl_ecrc_err++; - if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) - sc->debug.stats.istats.radm_cpl_timeout++; - if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) - sc->debug.stats.istats.local_timeout++; - if (sync_cause & AR_INTR_SYNC_PM_ACCESS) - sc->debug.stats.istats.pm_access++; - if (sync_cause & AR_INTR_SYNC_MAC_AWAKE) - sc->debug.stats.istats.mac_awake++; - if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP) - sc->debug.stats.istats.mac_asleep++; - if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS) - sc->debug.stats.istats.mac_sleep_access++; -} -#endif - - static void ath9k_hw_set_clockrate(struct ath_hw *ah) { - struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf; struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_channel *chan = ah->curchan; unsigned int clockrate; /* AR9287 v1.3+ uses async FIFO and runs the MAC at 117 MHz */ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) clockrate = 117; - else if (!ah->curchan) /* should really check for CCK instead */ + else if (!chan) /* should really check for CCK instead */ clockrate = ATH9K_CLOCK_RATE_CCK; - else if (conf->channel->band == IEEE80211_BAND_2GHZ) + else if (IS_CHAN_2GHZ(chan)) clockrate = ATH9K_CLOCK_RATE_2GHZ_OFDM; else if (ah->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK) clockrate = ATH9K_CLOCK_FAST_RATE_5GHZ_OFDM; else clockrate = ATH9K_CLOCK_RATE_5GHZ_OFDM; - if (conf_is_ht40(conf)) - clockrate *= 2; - - if (ah->curchan) { - if (IS_CHAN_HALF_RATE(ah->curchan)) + if (chan) { + if (IS_CHAN_HT40(chan)) + clockrate *= 2; + if (IS_CHAN_HALF_RATE(chan)) clockrate /= 2; - if (IS_CHAN_QUARTER_RATE(ah->curchan)) + if (IS_CHAN_QUARTER_RATE(chan)) clockrate /= 4; } @@ -195,10 +96,7 @@ EXPORT_SYMBOL(ath9k_hw_wait); void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, int hw_delay) { - if (IS_CHAN_B(chan)) - hw_delay = (4 * hw_delay) / 22; - else - hw_delay /= 10; + hw_delay /= 10; if (IS_CHAN_HALF_RATE(chan)) hw_delay *= 2; @@ -208,7 +106,7 @@ void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, udelay(hw_delay + BASE_ACTIVATE_DELAY); } -void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, +void ath9k_hw_write_array(struct ath_hw *ah, const struct ar5416IniArray *array, int column, unsigned int *writecnt) { int r; @@ -299,8 +197,7 @@ void ath9k_hw_get_channel_centers(struct ath_hw *ah, return; } - if ((chan->chanmode == CHANNEL_A_HT40PLUS) || - (chan->chanmode == CHANNEL_G_HT40PLUS)) { + if (IS_CHAN_HT40PLUS(chan)) { centers->synth_center = chan->channel + HT40_CHANNEL_CENTER_SHIFT; extoff = 1; @@ -346,6 +243,11 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah) case AR9300_DEVID_QCA955X: ah->hw_version.macVersion = AR_SREV_VERSION_9550; return; + case AR9300_DEVID_AR953X: + ah->hw_version.macVersion = AR_SREV_VERSION_9531; + if (ah->get_mac_revision) + ah->hw_version.macRev = ah->get_mac_revision(); + return; } val = REG_READ(ah, AR_SREV) & AR_SREV_ID; @@ -447,25 +349,22 @@ static bool ath9k_hw_chip_test(struct ath_hw *ah) static void ath9k_hw_init_config(struct ath_hw *ah) { - int i; + struct ath_common *common = ath9k_hw_common(ah); ah->config.dma_beacon_response_time = 1; ah->config.sw_beacon_response_time = 6; - ah->config.additional_swba_backoff = 0; - ah->config.ack_6mb = 0x0; ah->config.cwm_ignore_extcca = 0; - ah->config.pcie_clock_req = 0; - ah->config.pcie_waen = 0; ah->config.analog_shiftreg = 1; - ah->config.enable_ani = true; - - for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { - ah->config.spurchans[i][0] = AR_NO_SPUR; - ah->config.spurchans[i][1] = AR_NO_SPUR; - } ah->config.rx_intr_mitigation = true; - ah->config.pcieSerDesWrite = true; + + if (AR_SREV_9300_20_OR_LATER(ah)) { + ah->config.rimt_last = 500; + ah->config.rimt_first = 2000; + } else { + ah->config.rimt_last = 250; + ah->config.rimt_first = 700; + } /* * We need this for PCI devices only (Cardbus, PCI, miniPCI) @@ -485,6 +384,24 @@ static void ath9k_hw_init_config(struct ath_hw *ah) */ if (num_possible_cpus() > 1) ah->config.serialize_regmode = SER_REG_MODE_AUTO; + + if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_AUTO) { + if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI || + ((AR_SREV_9160(ah) || AR_SREV_9280(ah) || AR_SREV_9287(ah)) && + !ah->is_pciexpress)) { + ah->config.serialize_regmode = SER_REG_MODE_ON; + } else { + ah->config.serialize_regmode = SER_REG_MODE_OFF; + } + } + + ath_dbg(common, RESET, "serialize_regmode is %d\n", + ah->config.serialize_regmode); + + if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) + ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD >> 1; + else + ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD; } static void ath9k_hw_init_defaults(struct ath_hw *ah) @@ -497,16 +414,24 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah) ah->hw_version.magic = AR5416_MAGIC; ah->hw_version.subvendorid = 0; - ah->atim_window = 0; - ah->sta_id1_defaults = - AR_STA_ID1_CRPT_MIC_ENABLE | - AR_STA_ID1_MCAST_KSRCH; + ah->sta_id1_defaults = AR_STA_ID1_CRPT_MIC_ENABLE | + AR_STA_ID1_MCAST_KSRCH; if (AR_SREV_9100(ah)) ah->sta_id1_defaults |= AR_STA_ID1_AR9100_BA_FIX; + ah->slottime = ATH9K_SLOT_TIME_9; ah->globaltxtimeout = (u32) -1; ah->power_mode = ATH9K_PM_UNDEFINED; ah->htc_reset_init = true; + + ah->ani_function = ATH9K_ANI_ALL; + if (!AR_SREV_9300_20_OR_LATER(ah)) + ah->ani_function &= ~ATH9K_ANI_MRC_CCK; + + if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) + ah->tx_trig_level = (AR_FTRIG_256B >> AR_FTRIG_S); + else + ah->tx_trig_level = (AR_FTRIG_512B >> AR_FTRIG_S); } static int ath9k_hw_init_macaddr(struct ath_hw *ah) @@ -554,28 +479,30 @@ static int ath9k_hw_post_init(struct ath_hw *ah) ah->eep_ops->get_eeprom_ver(ah), ah->eep_ops->get_eeprom_rev(ah)); - ecode = ath9k_hw_rf_alloc_ext_banks(ah); - if (ecode) { - ath_err(ath9k_hw_common(ah), - "Failed allocating banks for external radio\n"); - ath9k_hw_rf_free_ext_banks(ah); - return ecode; - } + ath9k_hw_ani_init(ah); - if (ah->config.enable_ani) { - ath9k_hw_ani_setup(ah); - ath9k_hw_ani_init(ah); + /* + * EEPROM needs to be initialized before we do this. + * This is required for regulatory compliance. + */ + if (AR_SREV_9300_20_OR_LATER(ah)) { + u16 regdmn = ah->eep_ops->get_eeprom(ah, EEP_REG_0); + if ((regdmn & 0xF0) == CTL_FCC) { + ah->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9300_FCC_2GHZ; + ah->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_9300_FCC_5GHZ; + } } return 0; } -static void ath9k_hw_attach_ops(struct ath_hw *ah) +static int ath9k_hw_attach_ops(struct ath_hw *ah) { - if (AR_SREV_9300_20_OR_LATER(ah)) - ar9003_hw_attach_ops(ah); - else - ar9002_hw_attach_ops(ah); + if (!AR_SREV_9300_20_OR_LATER(ah)) + return ar9002_hw_attach_ops(ah); + + ar9003_hw_attach_ops(ah); + return 0; } /* Called for all hardware families */ @@ -586,23 +513,47 @@ static int __ath9k_hw_init(struct ath_hw *ah) ath9k_hw_read_revisions(ah); + switch (ah->hw_version.macVersion) { + case AR_SREV_VERSION_5416_PCI: + case AR_SREV_VERSION_5416_PCIE: + case AR_SREV_VERSION_9160: + case AR_SREV_VERSION_9100: + case AR_SREV_VERSION_9280: + case AR_SREV_VERSION_9285: + case AR_SREV_VERSION_9287: + case AR_SREV_VERSION_9271: + case AR_SREV_VERSION_9300: + case AR_SREV_VERSION_9330: + case AR_SREV_VERSION_9485: + case AR_SREV_VERSION_9340: + case AR_SREV_VERSION_9462: + case AR_SREV_VERSION_9550: + case AR_SREV_VERSION_9565: + case AR_SREV_VERSION_9531: + break; + default: + ath_err(common, + "Mac Chip Rev 0x%02x.%x is not supported by this driver\n", + ah->hw_version.macVersion, ah->hw_version.macRev); + return -EOPNOTSUPP; + } + /* * Read back AR_WA into a permanent copy and set bits 14 and 17. * We need to do this to avoid RMW of this register. We cannot * read the reg when chip is asleep. */ - ah->WARegVal = REG_READ(ah, AR_WA); - ah->WARegVal |= (AR_WA_D3_L1_DISABLE | - AR_WA_ASPM_TIMER_BASED_DISABLE); + if (AR_SREV_9300_20_OR_LATER(ah)) { + ah->WARegVal = REG_READ(ah, AR_WA); + ah->WARegVal |= (AR_WA_D3_L1_DISABLE | + AR_WA_ASPM_TIMER_BASED_DISABLE); + } if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) { ath_err(common, "Couldn't reset chip\n"); return -EIO; } - if (AR_SREV_9462(ah)) - ah->WARegVal &= ~AR_WA_D3_L1_DISABLE; - if (AR_SREV_9565(ah)) { ah->WARegVal |= AR_WA_BIT22; REG_WRITE(ah, AR_WA, ah->WARegVal); @@ -611,57 +562,15 @@ static int __ath9k_hw_init(struct ath_hw *ah) ath9k_hw_init_defaults(ah); ath9k_hw_init_config(ah); - ath9k_hw_attach_ops(ah); + r = ath9k_hw_attach_ops(ah); + if (r) + return r; if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) { ath_err(common, "Couldn't wakeup chip\n"); return -EIO; } - if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_AUTO) { - if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI || - ((AR_SREV_9160(ah) || AR_SREV_9280(ah) || AR_SREV_9287(ah)) && - !ah->is_pciexpress)) { - ah->config.serialize_regmode = - SER_REG_MODE_ON; - } else { - ah->config.serialize_regmode = - SER_REG_MODE_OFF; - } - } - - ath_dbg(common, RESET, "serialize_regmode is %d\n", - ah->config.serialize_regmode); - - if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) - ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD >> 1; - else - ah->config.max_txtrig_level = MAX_TX_FIFO_THRESHOLD; - - switch (ah->hw_version.macVersion) { - case AR_SREV_VERSION_5416_PCI: - case AR_SREV_VERSION_5416_PCIE: - case AR_SREV_VERSION_9160: - case AR_SREV_VERSION_9100: - case AR_SREV_VERSION_9280: - case AR_SREV_VERSION_9285: - case AR_SREV_VERSION_9287: - case AR_SREV_VERSION_9271: - case AR_SREV_VERSION_9300: - case AR_SREV_VERSION_9330: - case AR_SREV_VERSION_9485: - case AR_SREV_VERSION_9340: - case AR_SREV_VERSION_9462: - case AR_SREV_VERSION_9550: - case AR_SREV_VERSION_9565: - break; - default: - ath_err(common, - "Mac Chip Rev 0x%02x.%x is not supported by this driver\n", - ah->hw_version.macVersion, ah->hw_version.macRev); - return -EOPNOTSUPP; - } - if (AR_SREV_9271(ah) || AR_SREV_9100(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah) || AR_SREV_9550(ah)) ah->is_pciexpress = false; @@ -669,14 +578,6 @@ static int __ath9k_hw_init(struct ath_hw *ah) ah->hw_version.phyRev = REG_READ(ah, AR_PHY_CHIP_ID); ath9k_hw_init_cal_settings(ah); - ah->ani_function = ATH9K_ANI_ALL; - if (AR_SREV_9280_20_OR_LATER(ah) && !AR_SREV_9300_20_OR_LATER(ah)) - ah->ani_function &= ~ATH9K_ANI_NOISE_IMMUNITY_LEVEL; - if (!AR_SREV_9300_20_OR_LATER(ah)) - ah->ani_function &= ~ATH9K_ANI_MRC_CCK; - - ath9k_hw_init_mode_regs(ah); - if (!ah->is_pciexpress) ath9k_hw_disablepcie(ah); @@ -695,15 +596,7 @@ static int __ath9k_hw_init(struct ath_hw *ah) return r; } - if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) - ah->tx_trig_level = (AR_FTRIG_256B >> AR_FTRIG_S); - else - ah->tx_trig_level = (AR_FTRIG_512B >> AR_FTRIG_S); - - if (AR_SREV_9330(ah)) - ah->bb_watchdog_timeout_ms = 85; - else - ah->bb_watchdog_timeout_ms = 25; + ath9k_hw_init_hang_checks(ah); common->state = ATH_HW_INITIALIZED; @@ -736,6 +629,7 @@ int ath9k_hw_init(struct ath_hw *ah) case AR9300_DEVID_AR9462: case AR9485_DEVID_AR1111: case AR9300_DEVID_AR9565: + case AR9300_DEVID_AR953X: break; default: if (common->bus_ops->ath_bus_type == ATH_USB) @@ -871,7 +765,7 @@ static void ath9k_hw_init_pll(struct ath_hw *ah, /* program BB PLL phase_shift */ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL3, AR_CH0_BB_DPLL3_PHASE_SHIFT, 0x1); - } else if (AR_SREV_9340(ah) || AR_SREV_9550(ah)) { + } else if (AR_SREV_9340(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) { u32 regval, pll2_divint, pll2_divfrac, refdiv; REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c); @@ -881,9 +775,15 @@ static void ath9k_hw_init_pll(struct ath_hw *ah, udelay(100); if (ah->is_clk_25mhz) { - pll2_divint = 0x54; - pll2_divfrac = 0x1eb85; - refdiv = 3; + if (AR_SREV_9531(ah)) { + pll2_divint = 0x1c; + pll2_divfrac = 0xa3d2; + refdiv = 1; + } else { + pll2_divint = 0x54; + pll2_divfrac = 0x1eb85; + refdiv = 3; + } } else { if (AR_SREV_9340(ah)) { pll2_divint = 88; @@ -897,7 +797,10 @@ static void ath9k_hw_init_pll(struct ath_hw *ah, } regval = REG_READ(ah, AR_PHY_PLL_MODE); - regval |= (0x1 << 16); + if (AR_SREV_9531(ah)) + regval |= (0x1 << 22); + else + regval |= (0x1 << 16); REG_WRITE(ah, AR_PHY_PLL_MODE, regval); udelay(100); @@ -907,14 +810,33 @@ static void ath9k_hw_init_pll(struct ath_hw *ah, regval = REG_READ(ah, AR_PHY_PLL_MODE); if (AR_SREV_9340(ah)) - regval = (regval & 0x80071fff) | (0x1 << 30) | - (0x1 << 13) | (0x4 << 26) | (0x18 << 19); + regval = (regval & 0x80071fff) | + (0x1 << 30) | + (0x1 << 13) | + (0x4 << 26) | + (0x18 << 19); + else if (AR_SREV_9531(ah)) + regval = (regval & 0x01c00fff) | + (0x1 << 31) | + (0x2 << 29) | + (0xa << 25) | + (0x1 << 19) | + (0x6 << 12); else - regval = (regval & 0x80071fff) | (0x3 << 30) | - (0x1 << 13) | (0x4 << 26) | (0x60 << 19); + regval = (regval & 0x80071fff) | + (0x3 << 30) | + (0x1 << 13) | + (0x4 << 26) | + (0x60 << 19); REG_WRITE(ah, AR_PHY_PLL_MODE, regval); - REG_WRITE(ah, AR_PHY_PLL_MODE, - REG_READ(ah, AR_PHY_PLL_MODE) & 0xfffeffff); + + if (AR_SREV_9531(ah)) + REG_WRITE(ah, AR_PHY_PLL_MODE, + REG_READ(ah, AR_PHY_PLL_MODE) & 0xffbfffff); + else + REG_WRITE(ah, AR_PHY_PLL_MODE, + REG_READ(ah, AR_PHY_PLL_MODE) & 0xfffeffff); + udelay(1000); } @@ -961,7 +883,7 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah, AR_IMR_RXORN | AR_IMR_BCNMISC; - if (AR_SREV_9340(ah) || AR_SREV_9550(ah)) + if (AR_SREV_9340(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) sync_default &= ~AR_INTR_SYNC_HOST1_FATAL; if (AR_SREV_9300_20_OR_LATER(ah)) { @@ -1050,7 +972,6 @@ static bool ath9k_hw_set_global_txtimeout(struct ath_hw *ah, u32 tu) void ath9k_hw_init_global_settings(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &common->hw->conf; const struct ath9k_channel *chan = ah->curchan; int acktimeout, ctstimeout, ack_offset = 0; int slottime; @@ -1085,7 +1006,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) if (IS_CHAN_A_FAST_CLOCK(ah, chan)) tx_lat += 11; - sifstime *= 2; + sifstime = 32; ack_offset = 16; slottime = 13; } else if (IS_CHAN_QUARTER_RATE(chan)) { @@ -1095,7 +1016,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) if (IS_CHAN_A_FAST_CLOCK(ah, chan)) tx_lat += 22; - sifstime *= 4; + sifstime = 64; ack_offset = 32; slottime = 21; } else { @@ -1114,7 +1035,8 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) } /* As defined by IEEE 802.11-2007 17.3.8.6 */ - acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset; + slottime += 3 * ah->coverage_class; + acktimeout = slottime + sifstime + ack_offset; ctstimeout = acktimeout; /* @@ -1124,13 +1046,12 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah) * BA frames in some implementations, but it has been found to fix ACK * timeout issues in other cases as well. */ - if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ && + if (IS_CHAN_2GHZ(chan) && !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) { acktimeout += 64 - sifstime - ah->slottime; ctstimeout += 48 - sifstime - ah->slottime; } - ath9k_hw_set_sifs_time(ah, sifstime); ath9k_hw_setslottime(ah, slottime); ath9k_hw_set_ack_timeout(ah, acktimeout); @@ -1153,12 +1074,9 @@ void ath9k_hw_deinit(struct ath_hw *ah) struct ath_common *common = ath9k_hw_common(ah); if (common->state < ATH_HW_INITIALIZED) - goto free_hw; + return; ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP); - -free_hw: - ath9k_hw_rf_free_ext_banks(ah); } EXPORT_SYMBOL(ath9k_hw_deinit); @@ -1170,9 +1088,7 @@ u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan) { u32 ctl = ath_regd_get_band_ctl(reg, chan->chan->band); - if (IS_CHAN_B(chan)) - ctl |= CTL_11B; - else if (IS_CHAN_G(chan)) + if (IS_CHAN_2GHZ(chan)) ctl |= CTL_11G; else ctl |= CTL_11A; @@ -1187,6 +1103,7 @@ u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan) static inline void ath9k_hw_set_dma(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); + int txbuf_size; ENABLE_REGWRITE_BUFFER(ah); @@ -1240,13 +1157,17 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah) * So set the usable tx buf size also to half to * avoid data/delimiter underruns */ - REG_WRITE(ah, AR_PCU_TXBUF_CTRL, - AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE); - } else if (!AR_SREV_9271(ah)) { - REG_WRITE(ah, AR_PCU_TXBUF_CTRL, - AR_PCU_TXBUF_CTRL_USABLE_SIZE); + txbuf_size = AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE; + } else if (AR_SREV_9340_13_OR_LATER(ah)) { + /* Uses fewer entries for AR934x v1.3+ to prevent rx overruns */ + txbuf_size = AR_9340_PCU_TXBUF_CTRL_USABLE_SIZE; + } else { + txbuf_size = AR_PCU_TXBUF_CTRL_USABLE_SIZE; } + if (!AR_SREV_9271(ah)) + REG_WRITE(ah, AR_PCU_TXBUF_CTRL, txbuf_size); + REGWRITE_BUFFER_FLUSH(ah); if (AR_SREV_9300_20_OR_LATER(ah)) @@ -1260,10 +1181,10 @@ static void ath9k_hw_set_operating_mode(struct ath_hw *ah, int opmode) switch (opmode) { case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: set |= AR_STA_ID1_ADHOC; REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; + case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: set |= AR_STA_ID1_STA_AP; /* fall through */ @@ -1295,6 +1216,42 @@ void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled, *coef_exponent = coef_exp - 16; } +/* AR9330 WAR: + * call external reset function to reset WMAC if: + * - doing a cold reset + * - we have pending frames in the TX queues. + */ +static bool ath9k_hw_ar9330_reset_war(struct ath_hw *ah, int type) +{ + int i, npend = 0; + + for (i = 0; i < AR_NUM_QCU; i++) { + npend = ath9k_hw_numtxpending(ah, i); + if (npend) + break; + } + + if (ah->external_reset && + (npend || type == ATH9K_RESET_COLD)) { + int reset_err = 0; + + ath_dbg(ath9k_hw_common(ah), RESET, + "reset MAC via external reset\n"); + + reset_err = ah->external_reset(); + if (reset_err) { + ath_err(ath9k_hw_common(ah), + "External reset failed, err=%d\n", + reset_err); + return false; + } + + REG_WRITE(ah, AR_RTC_RESET, 1); + } + + return true; +} + static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) { u32 rst_flags; @@ -1321,9 +1278,13 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) AR_RTC_RC_COLD_RESET | AR_RTC_RC_WARM_RESET; } else { tmpReg = REG_READ(ah, AR_INTR_SYNC_CAUSE); - if (tmpReg & - (AR_INTR_SYNC_LOCAL_TIMEOUT | - AR_INTR_SYNC_RADM_CPL_TIMEOUT)) { + if (AR_SREV_9340(ah)) + tmpReg &= AR9340_INTR_SYNC_LOCAL_TIMEOUT; + else + tmpReg &= AR_INTR_SYNC_LOCAL_TIMEOUT | + AR_INTR_SYNC_RADM_CPL_TIMEOUT; + + if (tmpReg) { u32 val; REG_WRITE(ah, AR_INTR_SYNC_ENABLE, 0); @@ -1341,38 +1302,8 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) } if (AR_SREV_9330(ah)) { - int npend = 0; - int i; - - /* AR9330 WAR: - * call external reset function to reset WMAC if: - * - doing a cold reset - * - we have pending frames in the TX queues - */ - - for (i = 0; i < AR_NUM_QCU; i++) { - npend = ath9k_hw_numtxpending(ah, i); - if (npend) - break; - } - - if (ah->external_reset && - (npend || type == ATH9K_RESET_COLD)) { - int reset_err = 0; - - ath_dbg(ath9k_hw_common(ah), RESET, - "reset MAC via external reset\n"); - - reset_err = ah->external_reset(); - if (reset_err) { - ath_err(ath9k_hw_common(ah), - "External reset failed, err=%d\n", - reset_err); - return false; - } - - REG_WRITE(ah, AR_RTC_RESET, 1); - } + if (!ath9k_hw_ar9330_reset_war(ah, type)) + return false; } if (ath9k_hw_mci_is_enabled(ah)) @@ -1382,7 +1313,12 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) REGWRITE_BUFFER_FLUSH(ah); - udelay(50); + if (AR_SREV_9300_20_OR_LATER(ah)) + udelay(50); + else if (AR_SREV_9100(ah)) + mdelay(10); + else + udelay(100); REG_WRITE(ah, AR_RTC_RC, 0); if (!ath9k_hw_wait(ah, AR_RTC_RC, AR_RTC_RC_M, 0, AH_WAIT_TIMEOUT)) { @@ -1418,8 +1354,7 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah) REGWRITE_BUFFER_FLUSH(ah); - if (!AR_SREV_9300_20_OR_LATER(ah)) - udelay(2); + udelay(2); if (!AR_SREV_9100(ah) && !AR_SREV_9300_20_OR_LATER(ah)) REG_WRITE(ah, AR_RC, 0); @@ -1480,7 +1415,9 @@ static bool ath9k_hw_chip_reset(struct ath_hw *ah, reset_type = ATH9K_RESET_POWER_ON; else reset_type = ATH9K_RESET_COLD; - } + } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) || + (REG_READ(ah, AR_CR) & AR_CR_RXE)) + reset_type = ATH9K_RESET_COLD; if (!ath9k_hw_set_reset_reg(ah, reset_type)) return false; @@ -1493,7 +1430,6 @@ static bool ath9k_hw_chip_reset(struct ath_hw *ah, if (AR_SREV_9330(ah)) ar9003_hw_internal_regulator_apply(ah); ath9k_hw_init_pll(ah, chan); - ath9k_hw_set_rfmode(ah, chan); return true; } @@ -1502,16 +1438,17 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, struct ath9k_channel *chan) { struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_capabilities *pCap = &ah->caps; + bool band_switch = false, mode_diff = false; + u8 ini_reloaded = 0; u32 qnum; int r; - bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); - bool band_switch, mode_diff; - u8 ini_reloaded; - band_switch = (chan->channelFlags & (CHANNEL_2GHZ | CHANNEL_5GHZ)) != - (ah->curchan->channelFlags & (CHANNEL_2GHZ | - CHANNEL_5GHZ)); - mode_diff = (chan->chanmode != ah->curchan->chanmode); + if (pCap->hw_caps & ATH9K_HW_CAP_FCC_BAND_SWITCH) { + u32 flags_diff = chan->channelFlags ^ ah->curchan->channelFlags; + band_switch = !!(flags_diff & CHANNEL_5GHZ); + mode_diff = !!(flags_diff & ~CHANNEL_HT); + } for (qnum = 0; qnum < AR_NUM_QCU; qnum++) { if (ath9k_hw_numtxpending(ah, qnum)) { @@ -1526,11 +1463,12 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, return false; } - if (edma && (band_switch || mode_diff)) { + if (band_switch || mode_diff) { ath9k_hw_mark_phy_inactive(ah); udelay(5); - ath9k_hw_init_pll(ah, NULL); + if (band_switch) + ath9k_hw_init_pll(ah, chan); if (ath9k_hw_fast_chan_change(ah, chan, &ini_reloaded)) { ath_err(common, "Failed to do fast channel change\n"); @@ -1547,22 +1485,19 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, } ath9k_hw_set_clockrate(ah); ath9k_hw_apply_txpower(ah, chan, false); - ath9k_hw_rfbus_done(ah); - - if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) - ath9k_hw_set_delta_slope(ah, chan); + ath9k_hw_set_delta_slope(ah, chan); ath9k_hw_spur_mitigate_freq(ah, chan); - if (edma && (band_switch || mode_diff)) { - ah->ah_flags |= AH_FASTCC; - if (band_switch || ini_reloaded) - ah->eep_ops->set_board_values(ah, chan); + if (band_switch || ini_reloaded) + ah->eep_ops->set_board_values(ah, chan); - ath9k_hw_init_bb(ah, chan); + ath9k_hw_init_bb(ah, chan); + ath9k_hw_rfbus_done(ah); - if (band_switch || ini_reloaded) - ath9k_hw_init_cal(ah, chan); + if (band_switch || ini_reloaded) { + ah->ah_flags |= AH_FASTCC; + ath9k_hw_init_cal(ah, chan); ah->ah_flags &= ~AH_FASTCC; } @@ -1583,80 +1518,23 @@ static void ath9k_hw_apply_gpio_override(struct ath_hw *ah) } } -static bool ath9k_hw_check_dcs(u32 dma_dbg, u32 num_dcu_states, - int *hang_state, int *hang_pos) -{ - static u32 dcu_chain_state[] = {5, 6, 9}; /* DCU chain stuck states */ - u32 chain_state, dcs_pos, i; - - for (dcs_pos = 0; dcs_pos < num_dcu_states; dcs_pos++) { - chain_state = (dma_dbg >> (5 * dcs_pos)) & 0x1f; - for (i = 0; i < 3; i++) { - if (chain_state == dcu_chain_state[i]) { - *hang_state = chain_state; - *hang_pos = dcs_pos; - return true; - } - } - } - return false; -} - -#define DCU_COMPLETE_STATE 1 -#define DCU_COMPLETE_STATE_MASK 0x3 -#define NUM_STATUS_READS 50 -static bool ath9k_hw_detect_mac_hang(struct ath_hw *ah) +void ath9k_hw_check_nav(struct ath_hw *ah) { - u32 chain_state, comp_state, dcs_reg = AR_DMADBG_4; - u32 i, hang_pos, hang_state, num_state = 6; - - comp_state = REG_READ(ah, AR_DMADBG_6); - - if ((comp_state & DCU_COMPLETE_STATE_MASK) != DCU_COMPLETE_STATE) { - ath_dbg(ath9k_hw_common(ah), RESET, - "MAC Hang signature not found at DCU complete\n"); - return false; - } - - chain_state = REG_READ(ah, dcs_reg); - if (ath9k_hw_check_dcs(chain_state, num_state, &hang_state, &hang_pos)) - goto hang_check_iter; - - dcs_reg = AR_DMADBG_5; - num_state = 4; - chain_state = REG_READ(ah, dcs_reg); - if (ath9k_hw_check_dcs(chain_state, num_state, &hang_state, &hang_pos)) - goto hang_check_iter; - - ath_dbg(ath9k_hw_common(ah), RESET, - "MAC Hang signature 1 not found\n"); - return false; - -hang_check_iter: - ath_dbg(ath9k_hw_common(ah), RESET, - "DCU registers: chain %08x complete %08x Hang: state %d pos %d\n", - chain_state, comp_state, hang_state, hang_pos); - - for (i = 0; i < NUM_STATUS_READS; i++) { - chain_state = REG_READ(ah, dcs_reg); - chain_state = (chain_state >> (5 * hang_pos)) & 0x1f; - comp_state = REG_READ(ah, AR_DMADBG_6); + struct ath_common *common = ath9k_hw_common(ah); + u32 val; - if (((comp_state & DCU_COMPLETE_STATE_MASK) != - DCU_COMPLETE_STATE) || - (chain_state != hang_state)) - return false; + val = REG_READ(ah, AR_NAV); + if (val != 0xdeadbeef && val > 0x7fff) { + ath_dbg(common, BSTUCK, "Abnormal NAV: 0x%x\n", val); + REG_WRITE(ah, AR_NAV, 0); } - - ath_dbg(ath9k_hw_common(ah), RESET, "MAC Hang signature 1 found\n"); - - return true; } +EXPORT_SYMBOL(ath9k_hw_check_nav); bool ath9k_hw_check_alive(struct ath_hw *ah) { int count = 50; - u32 reg; + u32 reg, last_val; if (AR_SREV_9300(ah)) return !ath9k_hw_detect_mac_hang(ah); @@ -1664,9 +1542,14 @@ bool ath9k_hw_check_alive(struct ath_hw *ah) if (AR_SREV_9285_12_OR_LATER(ah)) return true; + last_val = REG_READ(ah, AR_OBS_BUS_1); do { reg = REG_READ(ah, AR_OBS_BUS_1); + if (reg != last_val) + return true; + udelay(1); + last_val = reg; if ((reg & 0x7E7FFFEF) == 0x00702400) continue; @@ -1684,19 +1567,110 @@ bool ath9k_hw_check_alive(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_check_alive); +static void ath9k_hw_init_mfp(struct ath_hw *ah) +{ + /* Setup MFP options for CCMP */ + if (AR_SREV_9280_20_OR_LATER(ah)) { + /* Mask Retry(b11), PwrMgt(b12), MoreData(b13) to 0 in mgmt + * frames when constructing CCMP AAD. */ + REG_RMW_FIELD(ah, AR_AES_MUTE_MASK1, AR_AES_MUTE_MASK1_FC_MGMT, + 0xc7ff); + ah->sw_mgmt_crypto = false; + } else if (AR_SREV_9160_10_OR_LATER(ah)) { + /* Disable hardware crypto for management frames */ + REG_CLR_BIT(ah, AR_PCU_MISC_MODE2, + AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE); + REG_SET_BIT(ah, AR_PCU_MISC_MODE2, + AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT); + ah->sw_mgmt_crypto = true; + } else { + ah->sw_mgmt_crypto = true; + } +} + +static void ath9k_hw_reset_opmode(struct ath_hw *ah, + u32 macStaId1, u32 saveDefAntenna) +{ + struct ath_common *common = ath9k_hw_common(ah); + + ENABLE_REGWRITE_BUFFER(ah); + + REG_RMW(ah, AR_STA_ID1, macStaId1 + | AR_STA_ID1_RTS_USE_DEF + | ah->sta_id1_defaults, + ~AR_STA_ID1_SADH_MASK); + ath_hw_setbssidmask(common); + REG_WRITE(ah, AR_DEF_ANTENNA, saveDefAntenna); + ath9k_hw_write_associd(ah); + REG_WRITE(ah, AR_ISR, ~0); + REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); + + REGWRITE_BUFFER_FLUSH(ah); + + ath9k_hw_set_operating_mode(ah, ah->opmode); +} + +static void ath9k_hw_init_queues(struct ath_hw *ah) +{ + int i; + + ENABLE_REGWRITE_BUFFER(ah); + + for (i = 0; i < AR_NUM_DCU; i++) + REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); + + REGWRITE_BUFFER_FLUSH(ah); + + ah->intr_txqs = 0; + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) + ath9k_hw_resettxqueue(ah, i); +} + +/* + * For big endian systems turn on swapping for descriptors + */ +static void ath9k_hw_init_desc(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + + if (AR_SREV_9100(ah)) { + u32 mask; + mask = REG_READ(ah, AR_CFG); + if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) { + ath_dbg(common, RESET, "CFG Byte Swap Set 0x%x\n", + mask); + } else { + mask = INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB; + REG_WRITE(ah, AR_CFG, mask); + ath_dbg(common, RESET, "Setting CFG 0x%x\n", + REG_READ(ah, AR_CFG)); + } + } else { + if (common->bus_ops->ath_bus_type == ATH_USB) { + /* Configure AR9271 target WLAN */ + if (AR_SREV_9271(ah)) + REG_WRITE(ah, AR_CFG, AR_CFG_SWRB | AR_CFG_SWTB); + else + REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); + } +#ifdef __BIG_ENDIAN + else if (AR_SREV_9330(ah) || AR_SREV_9340(ah) || + AR_SREV_9550(ah) || AR_SREV_9531(ah)) + REG_RMW(ah, AR_CFG, AR_CFG_SWRB | AR_CFG_SWTB, 0); + else + REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); +#endif + } +} + /* * Fast channel change: * (Change synthesizer based on channel freq without resetting chip) - * - * Don't do FCC when - * - Flag is not set - * - Chip is just coming out of full sleep - * - Channel to be set is same as current channel - * - Channel flags are different, (eg.,moving from 2GHz to 5GHz channel) */ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) { struct ath_common *common = ath9k_hw_common(ah); + struct ath9k_hw_capabilities *pCap = &ah->caps; int ret; if (AR_SREV_9280(ah) && common->bus_ops->ath_bus_type == ATH_PCI) @@ -1715,8 +1689,11 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) (CHANNEL_HALF | CHANNEL_QUARTER)) goto fail; - if ((chan->channelFlags & CHANNEL_ALL) != - (ah->curchan->channelFlags & CHANNEL_ALL)) + /* + * If cross-band fcc is not supoprted, bail out if channelFlags differ. + */ + if (!(pCap->hw_caps & ATH9K_HW_CAP_FCC_BAND_SWITCH) && + ((chan->channelFlags ^ ah->curchan->channelFlags) & ~CHANNEL_HT)) goto fail; if (!ath9k_hw_check_alive(ah)) @@ -1727,9 +1704,9 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) * re-using are present. */ if (AR_SREV_9462(ah) && (ah->caldata && - (!ah->caldata->done_txiqcal_once || - !ah->caldata->done_txclcal_once || - !ah->caldata->rtt_done))) + (!test_bit(TXIQCAL_DONE, &ah->caldata->cal_flags) || + !test_bit(TXCLCAL_DONE, &ah->caldata->cal_flags) || + !test_bit(RTT_DONE, &ah->caldata->cal_flags)))) goto fail; ath_dbg(common, RESET, "FastChannelChange for %d -> %d\n", @@ -1757,11 +1734,13 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, struct ath9k_hw_cal_data *caldata, bool fastcc) { struct ath_common *common = ath9k_hw_common(ah); + struct timespec ts; u32 saveLedState; u32 saveDefAntenna; u32 macStaId1; u64 tsf = 0; - int i, r; + s64 usec = 0; + int r; bool start_mci_reset = false; bool save_fullsleep = ah->chip_fullsleep; @@ -1778,17 +1757,15 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_getnf(ah, ah->curchan); ah->caldata = caldata; - if (caldata && - (chan->channel != caldata->channel || - (chan->channelFlags & ~CHANNEL_CW_INT) != - (caldata->channelFlags & ~CHANNEL_CW_INT))) { + if (caldata && (chan->channel != caldata->channel || + chan->channelFlags != caldata->channelFlags)) { /* Operating channel changed, reset channel calibration data */ memset(caldata, 0, sizeof(*caldata)); ath9k_init_nfcal_hist_buffer(ah, chan); } else if (caldata) { - caldata->paprd_packet_sent = false; + clear_bit(PAPRD_PACKET_SENT, &caldata->cal_flags); } - ah->noise = ath9k_hw_getchan_noise(ah, chan); + ah->noise = ath9k_hw_getchan_noise(ah, chan, chan->noisefloor); if (fastcc) { r = ath9k_hw_do_fastcc(ah, chan); @@ -1805,10 +1782,10 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, macStaId1 = REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B; - /* For chips on which RTC reset is done, save TSF before it gets cleared */ - if (AR_SREV_9100(ah) || - (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))) - tsf = ath9k_hw_gettsf64(ah); + /* Save TSF before chip reset, a cold reset clears it */ + tsf = ath9k_hw_gettsf64(ah); + getrawmonotonic(&ts); + usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000; saveLedState = REG_READ(ah, AR_CFG_LED) & (AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL | @@ -1841,8 +1818,9 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, } /* Restore TSF */ - if (tsf) - ath9k_hw_settsf64(ah, tsf); + getrawmonotonic(&ts); + usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000 - usec; + ath9k_hw_settsf64(ah, tsf + usec); if (AR_SREV_9280_20_OR_LATER(ah)) REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, AR_GPIO_JTAG_DISABLE); @@ -1854,6 +1832,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, if (r) return r; + ath9k_hw_set_rfmode(ah, chan); + if (ath9k_hw_mci_is_enabled(ah)) ar9003_mci_reset(ah, false, IS_CHAN_2GHZ(chan), save_fullsleep); @@ -1868,47 +1848,13 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_settsf64(ah, tsf); } - /* Setup MFP options for CCMP */ - if (AR_SREV_9280_20_OR_LATER(ah)) { - /* Mask Retry(b11), PwrMgt(b12), MoreData(b13) to 0 in mgmt - * frames when constructing CCMP AAD. */ - REG_RMW_FIELD(ah, AR_AES_MUTE_MASK1, AR_AES_MUTE_MASK1_FC_MGMT, - 0xc7ff); - ah->sw_mgmt_crypto = false; - } else if (AR_SREV_9160_10_OR_LATER(ah)) { - /* Disable hardware crypto for management frames */ - REG_CLR_BIT(ah, AR_PCU_MISC_MODE2, - AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE); - REG_SET_BIT(ah, AR_PCU_MISC_MODE2, - AR_PCU_MISC_MODE2_NO_CRYPTO_FOR_NON_DATA_PKT); - ah->sw_mgmt_crypto = true; - } else - ah->sw_mgmt_crypto = true; - - if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) - ath9k_hw_set_delta_slope(ah, chan); + ath9k_hw_init_mfp(ah); + ath9k_hw_set_delta_slope(ah, chan); ath9k_hw_spur_mitigate_freq(ah, chan); ah->eep_ops->set_board_values(ah, chan); - ENABLE_REGWRITE_BUFFER(ah); - - REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(common->macaddr)); - REG_WRITE(ah, AR_STA_ID1, get_unaligned_le16(common->macaddr + 4) - | macStaId1 - | AR_STA_ID1_RTS_USE_DEF - | (ah->config. - ack_6mb ? AR_STA_ID1_ACKCTS_6MB : 0) - | ah->sta_id1_defaults); - ath_hw_setbssidmask(common); - REG_WRITE(ah, AR_DEF_ANTENNA, saveDefAntenna); - ath9k_hw_write_associd(ah); - REG_WRITE(ah, AR_ISR, ~0); - REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); - - REGWRITE_BUFFER_FLUSH(ah); - - ath9k_hw_set_operating_mode(ah, ah->opmode); + ath9k_hw_reset_opmode(ah, macStaId1, saveDefAntenna); r = ath9k_hw_rf_set_freq(ah, chan); if (r) @@ -1916,17 +1862,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_set_clockrate(ah); - ENABLE_REGWRITE_BUFFER(ah); - - for (i = 0; i < AR_NUM_DCU; i++) - REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); - - REGWRITE_BUFFER_FLUSH(ah); - - ah->intr_txqs = 0; - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) - ath9k_hw_resettxqueue(ah, i); - + ath9k_hw_init_queues(ah); ath9k_hw_init_interrupt_masks(ah, ah->opmode); ath9k_hw_ani_cache_ini_regs(ah); ath9k_hw_init_qos(ah); @@ -1953,8 +1889,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_OBS, 8); if (ah->config.rx_intr_mitigation) { - REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, 500); - REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, 2000); + REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_LAST, ah->config.rimt_last); + REG_RMW_FIELD(ah, AR_RIMT, AR_RIMT_FIRST, ah->config.rimt_first); } if (ah->config.tx_intr_mitigation) { @@ -1965,8 +1901,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_init_bb(ah, chan); if (caldata) { - caldata->done_txiqcal_once = false; - caldata->done_txclcal_once = false; + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + clear_bit(TXCLCAL_DONE, &caldata->cal_flags); } if (!ath9k_hw_init_cal(ah, chan)) return -EIO; @@ -1981,38 +1917,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REGWRITE_BUFFER_FLUSH(ah); - /* - * For big endian systems turn on swapping for descriptors - */ - if (AR_SREV_9100(ah)) { - u32 mask; - mask = REG_READ(ah, AR_CFG); - if (mask & (AR_CFG_SWRB | AR_CFG_SWTB | AR_CFG_SWRG)) { - ath_dbg(common, RESET, "CFG Byte Swap Set 0x%x\n", - mask); - } else { - mask = - INIT_CONFIG_STATUS | AR_CFG_SWRB | AR_CFG_SWTB; - REG_WRITE(ah, AR_CFG, mask); - ath_dbg(common, RESET, "Setting CFG 0x%x\n", - REG_READ(ah, AR_CFG)); - } - } else { - if (common->bus_ops->ath_bus_type == ATH_USB) { - /* Configure AR9271 target WLAN */ - if (AR_SREV_9271(ah)) - REG_WRITE(ah, AR_CFG, AR_CFG_SWRB | AR_CFG_SWTB); - else - REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); - } -#ifdef __BIG_ENDIAN - else if (AR_SREV_9330(ah) || AR_SREV_9340(ah) || - AR_SREV_9550(ah)) - REG_RMW(ah, AR_CFG, AR_CFG_SWRB | AR_CFG_SWTB, 0); - else - REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD); -#endif - } + ath9k_hw_init_desc(ah); if (ath9k_hw_btcoex_is_enabled(ah)) ath9k_hw_btcoex_enable(ah); @@ -2023,15 +1928,15 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_loadnf(ah, chan); ath9k_hw_start_nfcal(ah, true); - if (AR_SREV_9300_20_OR_LATER(ah)) { + if (AR_SREV_9300_20_OR_LATER(ah)) ar9003_hw_bb_watchdog_config(ah); + if (ah->config.hw_hang_checks & HW_PHYRESTART_CLC_WAR) ar9003_hw_disable_phy_restart(ah); - } ath9k_hw_apply_gpio_override(ah); - if (AR_SREV_9565(ah) && ah->shared_chain_lnadiv) + if (AR_SREV_9565(ah) && common->bt_ant_diversity) REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); return 0; @@ -2151,7 +2056,10 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah) REG_SET_BIT(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN); - udelay(50); + if (AR_SREV_9100(ah)) + mdelay(10); + else + udelay(50); for (i = POWER_UP_TIME / 50; i > 0; i--) { val = REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M; @@ -2238,12 +2146,9 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period) switch (ah->opmode) { case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: REG_SET_BIT(ah, AR_TXCFG, AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY); - REG_WRITE(ah, AR_NEXT_NDP_TIMER, next_beacon + - TU_TO_USEC(ah->atim_window ? ah->atim_window : 1)); - flags |= AR_NDP_TIMER_EN; + case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_AP: REG_WRITE(ah, AR_NEXT_TBTT_TIMER, next_beacon); REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, next_beacon - @@ -2263,7 +2168,6 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period) REG_WRITE(ah, AR_BEACON_PERIOD, beacon_period); REG_WRITE(ah, AR_DMA_BEACON_PERIOD, beacon_period); REG_WRITE(ah, AR_SWBA_PERIOD, beacon_period); - REG_WRITE(ah, AR_NDP_PERIOD, beacon_period); REGWRITE_BUFFER_FLUSH(ah); @@ -2280,12 +2184,9 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, ENABLE_REGWRITE_BUFFER(ah); - REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(bs->bs_nexttbtt)); - - REG_WRITE(ah, AR_BEACON_PERIOD, - TU_TO_USEC(bs->bs_intval)); - REG_WRITE(ah, AR_DMA_BEACON_PERIOD, - TU_TO_USEC(bs->bs_intval)); + REG_WRITE(ah, AR_NEXT_TBTT_TIMER, bs->bs_nexttbtt); + REG_WRITE(ah, AR_BEACON_PERIOD, bs->bs_intval); + REG_WRITE(ah, AR_DMA_BEACON_PERIOD, bs->bs_intval); REGWRITE_BUFFER_FLUSH(ah); @@ -2313,9 +2214,8 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, ENABLE_REGWRITE_BUFFER(ah); - REG_WRITE(ah, AR_NEXT_DTIM, - TU_TO_USEC(bs->bs_nextdtim - SLEEP_SLOP)); - REG_WRITE(ah, AR_NEXT_TIM, TU_TO_USEC(nextTbtt - SLEEP_SLOP)); + REG_WRITE(ah, AR_NEXT_DTIM, bs->bs_nextdtim - SLEEP_SLOP); + REG_WRITE(ah, AR_NEXT_TIM, nextTbtt - SLEEP_SLOP); REG_WRITE(ah, AR_SLEEP1, SM((CAB_TIMEOUT_VAL << 3), AR_SLEEP1_CAB_TIMEOUT) @@ -2329,8 +2229,8 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, REG_WRITE(ah, AR_SLEEP2, SM(beacontimeout, AR_SLEEP2_BEACON_TIMEOUT)); - REG_WRITE(ah, AR_TIM_PERIOD, TU_TO_USEC(beaconintval)); - REG_WRITE(ah, AR_DTIM_PERIOD, TU_TO_USEC(dtimperiod)); + REG_WRITE(ah, AR_TIM_PERIOD, beaconintval); + REG_WRITE(ah, AR_DTIM_PERIOD, dtimperiod); REGWRITE_BUFFER_FLUSH(ah); @@ -2373,8 +2273,11 @@ static bool ath9k_hw_dfs_tested(struct ath_hw *ah) { switch (ah->hw_version.macVersion) { + /* for temporary testing DFS with 9280 */ + case AR_SREV_VERSION_9280: /* AR9580 will likely be our first target to get testing on */ case AR_SREV_VERSION_9580: + return true; default: return false; } @@ -2485,7 +2388,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) else pCap->rts_aggr_limit = (8 * 1024); -#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE) +#ifdef CONFIG_ATH9K_RFKILL ah->rfsilent = ah->eep_ops->get_eeprom(ah, EEP_RF_SILENT); if (ah->rfsilent & EEP_RFSILENT_ENABLED) { ah->rfkill_gpio = @@ -2531,34 +2434,28 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) if (AR_SREV_9287_11_OR_LATER(ah) || AR_SREV_9271(ah)) pCap->hw_caps |= ATH9K_HW_CAP_SGI_20; - if (AR_SREV_9285(ah)) + if (AR_SREV_9285(ah)) { if (ah->eep_ops->get_eeprom(ah, EEP_MODAL_VER) >= 3) { ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); - if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1)) + if ((ant_div_ctl1 & 0x1) && ((ant_div_ctl1 >> 3) & 0x1)) { pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB; + ath_info(common, "Enable LNA combining\n"); + } } + } + if (AR_SREV_9300_20_OR_LATER(ah)) { if (ah->eep_ops->get_eeprom(ah, EEP_CHAIN_MASK_REDUCE)) pCap->hw_caps |= ATH9K_HW_CAP_APM; } - if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah)) { ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1); - /* - * enable the diversity-combining algorithm only when - * both enable_lna_div and enable_fast_div are set - * Table for Diversity - * ant_div_alt_lnaconf bit 0-1 - * ant_div_main_lnaconf bit 2-3 - * ant_div_alt_gaintb bit 4 - * ant_div_main_gaintb bit 5 - * enable_ant_div_lnadiv bit 6 - * enable_ant_fast_div bit 7 - */ - if ((ant_div_ctl1 >> 0x6) == 0x3) + if ((ant_div_ctl1 >> 0x6) == 0x3) { pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB; + ath_info(common, "Enable LNA combining\n"); + } } if (ath9k_hw_dfs_tested(ah)) @@ -2576,28 +2473,16 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) rx_chainmask >>= 1; } - if (AR_SREV_9300_20_OR_LATER(ah)) { - ah->enabled_cals |= TX_IQ_CAL; - if (AR_SREV_9485_OR_LATER(ah)) - ah->enabled_cals |= TX_IQ_ON_AGC_CAL; - } - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { if (!(ah->ent_mode & AR_ENT_OTP_49GHZ_DISABLE)) pCap->hw_caps |= ATH9K_HW_CAP_MCI; - if (AR_SREV_9462_20(ah)) + if (AR_SREV_9462_20_OR_LATER(ah)) pCap->hw_caps |= ATH9K_HW_CAP_RTT; } - - if (AR_SREV_9280_20_OR_LATER(ah)) { - pCap->hw_caps |= ATH9K_HW_WOW_DEVICE_CAPABLE | - ATH9K_HW_WOW_PATTERN_MATCH_EXACT; - - if (AR_SREV_9280(ah)) - pCap->hw_caps |= ATH9K_HW_WOW_PATTERN_MATCH_DWORD; - } + if (AR_SREV_9462(ah)) + pCap->hw_caps |= ATH9K_HW_WOW_DEVICE_CAPABLE; if (AR_SREV_9300_20_OR_LATER(ah) && ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) @@ -2931,12 +2816,11 @@ void ath9k_hw_set_tsfadjust(struct ath_hw *ah, bool set) } EXPORT_SYMBOL(ath9k_hw_set_tsfadjust); -void ath9k_hw_set11nmac2040(struct ath_hw *ah) +void ath9k_hw_set11nmac2040(struct ath_hw *ah, struct ath9k_channel *chan) { - struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf; u32 macmode; - if (conf_is_ht40(conf) && !ah->config.cwm_ignore_extcca) + if (IS_CHAN_HT40(chan) && !ah->config.cwm_ignore_extcca) macmode = AR_2040_JOINED_RX_CLEAR; else macmode = 0; @@ -2975,20 +2859,6 @@ static const struct ath_gen_timer_configuration gen_tmr_configuration[] = /* HW generic timer primitives */ -/* compute and clear index of rightmost 1 */ -static u32 rightmost_index(struct ath_gen_timer_table *timer_table, u32 *mask) -{ - u32 b; - - b = *mask; - b &= (0-b); - *mask &= ~b; - b *= debruijn32; - b >>= 27; - - return timer_table->gen_timer_index[b]; -} - u32 ath9k_hw_gettsf32(struct ath_hw *ah) { return REG_READ(ah, AR_TSF_L32); @@ -3004,14 +2874,13 @@ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; struct ath_gen_timer *timer; - timer = kzalloc(sizeof(struct ath_gen_timer), GFP_KERNEL); + if ((timer_index < AR_FIRST_NDP_TIMER) || + (timer_index >= ATH_MAX_GEN_TIMER)) + return NULL; - if (timer == NULL) { - ath_err(ath9k_hw_common(ah), - "Failed to allocate memory for hw timer[%d]\n", - timer_index); + timer = kzalloc(sizeof(struct ath_gen_timer), GFP_KERNEL); + if (timer == NULL) return NULL; - } /* allocate a hardware generic timer slot */ timer_table->timers[timer_index] = timer; @@ -3026,23 +2895,13 @@ EXPORT_SYMBOL(ath_gen_timer_alloc); void ath9k_hw_gen_timer_start(struct ath_hw *ah, struct ath_gen_timer *timer, - u32 trig_timeout, + u32 timer_next, u32 timer_period) { struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; - u32 tsf, timer_next; - - BUG_ON(!timer_period); - - set_bit(timer->index, &timer_table->timer_mask.timer_bits); - - tsf = ath9k_hw_gettsf32(ah); + u32 mask = 0; - timer_next = tsf + trig_timeout; - - ath_dbg(ath9k_hw_common(ah), HWTIMER, - "current tsf %x period %x timer_next %x\n", - tsf, timer_period, timer_next); + timer_table->timer_mask |= BIT(timer->index); /* * Program generic timer registers @@ -3068,10 +2927,19 @@ void ath9k_hw_gen_timer_start(struct ath_hw *ah, (1 << timer->index)); } - /* Enable both trigger and thresh interrupt masks */ - REG_SET_BIT(ah, AR_IMR_S5, - (SM(AR_GENTMR_BIT(timer->index), AR_IMR_S5_GENTIMER_THRESH) | - SM(AR_GENTMR_BIT(timer->index), AR_IMR_S5_GENTIMER_TRIG))); + if (timer->trigger) + mask |= SM(AR_GENTMR_BIT(timer->index), + AR_IMR_S5_GENTIMER_TRIG); + if (timer->overflow) + mask |= SM(AR_GENTMR_BIT(timer->index), + AR_IMR_S5_GENTIMER_THRESH); + + REG_SET_BIT(ah, AR_IMR_S5, mask); + + if ((ah->imask & ATH9K_INT_GENTIMER) == 0) { + ah->imask |= ATH9K_INT_GENTIMER; + ath9k_hw_set_interrupts(ah); + } } EXPORT_SYMBOL(ath9k_hw_gen_timer_start); @@ -3079,11 +2947,6 @@ void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer) { struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; - if ((timer->index < AR_FIRST_NDP_TIMER) || - (timer->index >= ATH_MAX_GEN_TIMER)) { - return; - } - /* Clear generic timer enable bits. */ REG_CLR_BIT(ah, gen_tmr_configuration[timer->index].mode_addr, gen_tmr_configuration[timer->index].mode_mask); @@ -3103,7 +2966,12 @@ void ath9k_hw_gen_timer_stop(struct ath_hw *ah, struct ath_gen_timer *timer) (SM(AR_GENTMR_BIT(timer->index), AR_IMR_S5_GENTIMER_THRESH) | SM(AR_GENTMR_BIT(timer->index), AR_IMR_S5_GENTIMER_TRIG))); - clear_bit(timer->index, &timer_table->timer_mask.timer_bits); + timer_table->timer_mask &= ~BIT(timer->index); + + if (timer_table->timer_mask == 0) { + ah->imask &= ~ATH9K_INT_GENTIMER; + ath9k_hw_set_interrupts(ah); + } } EXPORT_SYMBOL(ath9k_hw_gen_timer_stop); @@ -3124,32 +2992,32 @@ void ath_gen_timer_isr(struct ath_hw *ah) { struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers; struct ath_gen_timer *timer; - struct ath_common *common = ath9k_hw_common(ah); - u32 trigger_mask, thresh_mask, index; + unsigned long trigger_mask, thresh_mask; + unsigned int index; /* get hardware generic timer interrupt status */ trigger_mask = ah->intr_gen_timer_trigger; thresh_mask = ah->intr_gen_timer_thresh; - trigger_mask &= timer_table->timer_mask.val; - thresh_mask &= timer_table->timer_mask.val; - - trigger_mask &= ~thresh_mask; + trigger_mask &= timer_table->timer_mask; + thresh_mask &= timer_table->timer_mask; - while (thresh_mask) { - index = rightmost_index(timer_table, &thresh_mask); + for_each_set_bit(index, &thresh_mask, ARRAY_SIZE(timer_table->timers)) { timer = timer_table->timers[index]; - BUG_ON(!timer); - ath_dbg(common, HWTIMER, "TSF overflow for Gen timer %d\n", - index); + if (!timer) + continue; + if (!timer->overflow) + continue; + + trigger_mask &= ~BIT(index); timer->overflow(timer->arg); } - while (trigger_mask) { - index = rightmost_index(timer_table, &trigger_mask); + for_each_set_bit(index, &trigger_mask, ARRAY_SIZE(timer_table->timers)) { timer = timer_table->timers[index]; - BUG_ON(!timer); - ath_dbg(common, HWTIMER, - "Gen timer[%d] trigger\n", index); + if (!timer) + continue; + if (!timer->trigger) + continue; timer->trigger(timer->arg); } } @@ -3180,6 +3048,7 @@ static struct { { AR_SREV_VERSION_9462, "9462" }, { AR_SREV_VERSION_9550, "9550" }, { AR_SREV_VERSION_9565, "9565" }, + { AR_SREV_VERSION_9531, "9531" }, }; /* For devices with external radios */ @@ -3233,19 +3102,19 @@ void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len) /* chipsets >= AR9280 are single-chip */ if (AR_SREV_9280_20_OR_LATER(ah)) { - used = snprintf(hw_name, len, - "Atheros AR%s Rev:%x", - ath9k_hw_mac_bb_name(ah->hw_version.macVersion), - ah->hw_version.macRev); + used = scnprintf(hw_name, len, + "Atheros AR%s Rev:%x", + ath9k_hw_mac_bb_name(ah->hw_version.macVersion), + ah->hw_version.macRev); } else { - used = snprintf(hw_name, len, - "Atheros AR%s MAC/BB Rev:%x AR%s RF Rev:%x", - ath9k_hw_mac_bb_name(ah->hw_version.macVersion), - ah->hw_version.macRev, - ath9k_hw_rf_name((ah->hw_version.analog5GhzRev & - AR_RADIO_SREV_MAJOR)), - ah->hw_version.phyRev); + used = scnprintf(hw_name, len, + "Atheros AR%s MAC/BB Rev:%x AR%s RF Rev:%x", + ath9k_hw_mac_bb_name(ah->hw_version.macVersion), + ah->hw_version.macRev, + ath9k_hw_rf_name((ah->hw_version.analog5GhzRev + & AR_RADIO_SREV_MAJOR)), + ah->hw_version.phyRev); } hw_name[used] = '\0'; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 7f1a8e91c90..0acd4b5a489 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -52,6 +52,7 @@ #define AR9300_DEVID_QCA955X 0x0038 #define AR9485_DEVID_AR1111 0x0037 #define AR9300_DEVID_AR9565 0x0036 +#define AR9300_DEVID_AR953X 0x003d #define AR5416_AR9100_DEVID 0x000b @@ -98,8 +99,8 @@ #define PR_EEP(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ + len += scnprintf(buf + len, size - len, "%20s : %10d\n",\ + _s, (_val)); \ } while (0) #define SM(_v, _f) (((_v) << _f##_S) & _f) @@ -168,7 +169,7 @@ #define CAB_TIMEOUT_VAL 10 #define BEACON_TIMEOUT_VAL 10 #define MIN_BEACON_TIMEOUT_VAL 1 -#define SLEEP_SLOP 3 +#define SLEEP_SLOP TU_TO_USEC(3) #define INIT_CONFIG_STATUS 0x00000000 #define INIT_RSSI_THR 0x00000700 @@ -246,9 +247,9 @@ enum ath9k_hw_caps { ATH9K_HW_CAP_MCI = BIT(15), ATH9K_HW_CAP_DFS = BIT(16), ATH9K_HW_WOW_DEVICE_CAPABLE = BIT(17), - ATH9K_HW_WOW_PATTERN_MATCH_EXACT = BIT(18), - ATH9K_HW_WOW_PATTERN_MATCH_DWORD = BIT(19), - ATH9K_HW_CAP_PAPRD = BIT(20), + ATH9K_HW_CAP_PAPRD = BIT(18), + ATH9K_HW_CAP_FCC_BAND_SWITCH = BIT(19), + ATH9K_HW_CAP_BT_ANT_DIV = BIT(20), }; /* @@ -277,39 +278,49 @@ struct ath9k_hw_capabilities { u8 txs_len; }; +#define AR_NO_SPUR 0x8000 +#define AR_BASE_FREQ_2GHZ 2300 +#define AR_BASE_FREQ_5GHZ 4900 +#define AR_SPUR_FEEQ_BOUND_HT40 19 +#define AR_SPUR_FEEQ_BOUND_HT20 10 + +enum ath9k_hw_hang_checks { + HW_BB_WATCHDOG = BIT(0), + HW_PHYRESTART_CLC_WAR = BIT(1), + HW_BB_RIFS_HANG = BIT(2), + HW_BB_DFS_HANG = BIT(3), + HW_BB_RX_CLEAR_STUCK_HANG = BIT(4), + HW_MAC_HANG = BIT(5), +}; + struct ath9k_ops_config { int dma_beacon_response_time; int sw_beacon_response_time; - int additional_swba_backoff; - int ack_6mb; u32 cwm_ignore_extcca; - bool pcieSerDesWrite; - u8 pcie_clock_req; u32 pcie_waen; u8 analog_shiftreg; u32 ofdm_trig_low; u32 ofdm_trig_high; u32 cck_trig_high; u32 cck_trig_low; - u32 enable_ani; u32 enable_paprd; int serialize_regmode; bool rx_intr_mitigation; bool tx_intr_mitigation; -#define SPUR_DISABLE 0 -#define SPUR_ENABLE_IOCTL 1 -#define SPUR_ENABLE_EEPROM 2 -#define AR_SPUR_5413_1 1640 -#define AR_SPUR_5413_2 1200 -#define AR_NO_SPUR 0x8000 -#define AR_BASE_FREQ_2GHZ 2300 -#define AR_BASE_FREQ_5GHZ 4900 -#define AR_SPUR_FEEQ_BOUND_HT40 19 -#define AR_SPUR_FEEQ_BOUND_HT20 10 - int spurmode; - u16 spurchans[AR_EEPROM_MODAL_SPURS][2]; u8 max_txtrig_level; u16 ani_poll_interval; /* ANI poll interval in ms */ + u16 hw_hang_checks; + u16 rimt_first; + u16 rimt_last; + + /* Platform specific config */ + u32 aspm_l1_fix; + u32 xlna_gpio; + u32 ant_ctrl_comm2g_switch_enable; + bool xatten_margin_cfg; + bool alt_mingainidx; + bool no_pll_pwrsave; + bool tx_gain_buffalo; }; enum ath9k_int { @@ -363,55 +374,30 @@ enum ath9k_int { ATH9K_INT_NOCARD = 0xffffffff }; -#define CHANNEL_CW_INT 0x00002 -#define CHANNEL_CCK 0x00020 -#define CHANNEL_OFDM 0x00040 -#define CHANNEL_2GHZ 0x00080 -#define CHANNEL_5GHZ 0x00100 -#define CHANNEL_PASSIVE 0x00200 -#define CHANNEL_DYN 0x00400 -#define CHANNEL_HALF 0x04000 -#define CHANNEL_QUARTER 0x08000 -#define CHANNEL_HT20 0x10000 -#define CHANNEL_HT40PLUS 0x20000 -#define CHANNEL_HT40MINUS 0x40000 - -#define CHANNEL_A (CHANNEL_5GHZ|CHANNEL_OFDM) -#define CHANNEL_B (CHANNEL_2GHZ|CHANNEL_CCK) -#define CHANNEL_G (CHANNEL_2GHZ|CHANNEL_OFDM) -#define CHANNEL_G_HT20 (CHANNEL_2GHZ|CHANNEL_HT20) -#define CHANNEL_A_HT20 (CHANNEL_5GHZ|CHANNEL_HT20) -#define CHANNEL_G_HT40PLUS (CHANNEL_2GHZ|CHANNEL_HT40PLUS) -#define CHANNEL_G_HT40MINUS (CHANNEL_2GHZ|CHANNEL_HT40MINUS) -#define CHANNEL_A_HT40PLUS (CHANNEL_5GHZ|CHANNEL_HT40PLUS) -#define CHANNEL_A_HT40MINUS (CHANNEL_5GHZ|CHANNEL_HT40MINUS) -#define CHANNEL_ALL \ - (CHANNEL_OFDM| \ - CHANNEL_CCK| \ - CHANNEL_2GHZ | \ - CHANNEL_5GHZ | \ - CHANNEL_HT20 | \ - CHANNEL_HT40PLUS | \ - CHANNEL_HT40MINUS) - #define MAX_RTT_TABLE_ENTRY 6 #define MAX_IQCAL_MEASUREMENT 8 #define MAX_CL_TAB_ENTRY 16 +#define CL_TAB_ENTRY(reg_base) (reg_base + (4 * j)) + +enum ath9k_cal_flags { + RTT_DONE, + PAPRD_PACKET_SENT, + PAPRD_DONE, + NFCAL_PENDING, + NFCAL_INTF, + TXIQCAL_DONE, + TXCLCAL_DONE, + SW_PKDET_DONE, +}; struct ath9k_hw_cal_data { u16 channel; - u32 channelFlags; - u32 chanmode; + u16 channelFlags; + unsigned long cal_flags; int32_t CalValid; int8_t iCoff; int8_t qCoff; - bool rtt_done; - bool paprd_packet_sent; - bool paprd_done; - bool nfcal_pending; - bool nfcal_interference; - bool done_txiqcal_once; - bool done_txclcal_once; + u8 caldac[2]; u16 small_signal_gain[AR9300_MAX_CHAINS]; u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ]; u32 num_measures[AR9300_MAX_CHAINS]; @@ -423,35 +409,35 @@ struct ath9k_hw_cal_data { struct ath9k_channel { struct ieee80211_channel *chan; - struct ar5416AniState ani; u16 channel; - u32 channelFlags; - u32 chanmode; + u16 channelFlags; s16 noisefloor; }; -#define IS_CHAN_G(_c) ((((_c)->channelFlags & (CHANNEL_G)) == CHANNEL_G) || \ - (((_c)->channelFlags & CHANNEL_G_HT20) == CHANNEL_G_HT20) || \ - (((_c)->channelFlags & CHANNEL_G_HT40PLUS) == CHANNEL_G_HT40PLUS) || \ - (((_c)->channelFlags & CHANNEL_G_HT40MINUS) == CHANNEL_G_HT40MINUS)) -#define IS_CHAN_OFDM(_c) (((_c)->channelFlags & CHANNEL_OFDM) != 0) -#define IS_CHAN_5GHZ(_c) (((_c)->channelFlags & CHANNEL_5GHZ) != 0) -#define IS_CHAN_2GHZ(_c) (((_c)->channelFlags & CHANNEL_2GHZ) != 0) -#define IS_CHAN_HALF_RATE(_c) (((_c)->channelFlags & CHANNEL_HALF) != 0) -#define IS_CHAN_QUARTER_RATE(_c) (((_c)->channelFlags & CHANNEL_QUARTER) != 0) +#define CHANNEL_5GHZ BIT(0) +#define CHANNEL_HALF BIT(1) +#define CHANNEL_QUARTER BIT(2) +#define CHANNEL_HT BIT(3) +#define CHANNEL_HT40PLUS BIT(4) +#define CHANNEL_HT40MINUS BIT(5) + +#define IS_CHAN_5GHZ(_c) (!!((_c)->channelFlags & CHANNEL_5GHZ)) +#define IS_CHAN_2GHZ(_c) (!IS_CHAN_5GHZ(_c)) + +#define IS_CHAN_HALF_RATE(_c) (!!((_c)->channelFlags & CHANNEL_HALF)) +#define IS_CHAN_QUARTER_RATE(_c) (!!((_c)->channelFlags & CHANNEL_QUARTER)) #define IS_CHAN_A_FAST_CLOCK(_ah, _c) \ - ((((_c)->channelFlags & CHANNEL_5GHZ) != 0) && \ - ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK)) - -/* These macros check chanmode and not channelFlags */ -#define IS_CHAN_B(_c) ((_c)->chanmode == CHANNEL_B) -#define IS_CHAN_HT20(_c) (((_c)->chanmode == CHANNEL_A_HT20) || \ - ((_c)->chanmode == CHANNEL_G_HT20)) -#define IS_CHAN_HT40(_c) (((_c)->chanmode == CHANNEL_A_HT40PLUS) || \ - ((_c)->chanmode == CHANNEL_A_HT40MINUS) || \ - ((_c)->chanmode == CHANNEL_G_HT40PLUS) || \ - ((_c)->chanmode == CHANNEL_G_HT40MINUS)) -#define IS_CHAN_HT(_c) (IS_CHAN_HT20((_c)) || IS_CHAN_HT40((_c))) + (IS_CHAN_5GHZ(_c) && ((_ah)->caps.hw_caps & ATH9K_HW_CAP_FASTCLOCK)) + +#define IS_CHAN_HT(_c) ((_c)->channelFlags & CHANNEL_HT) + +#define IS_CHAN_HT20(_c) (IS_CHAN_HT(_c) && !IS_CHAN_HT40(_c)) + +#define IS_CHAN_HT40(_c) \ + (!!((_c)->channelFlags & (CHANNEL_HT40PLUS | CHANNEL_HT40MINUS))) + +#define IS_CHAN_HT40PLUS(_c) ((_c)->channelFlags & CHANNEL_HT40PLUS) +#define IS_CHAN_HT40MINUS(_c) ((_c)->channelFlags & CHANNEL_HT40MINUS) enum ath9k_power_mode { ATH9K_PM_AWAKE = 0, @@ -478,10 +464,6 @@ struct ath9k_beacon_state { u32 bs_intval; #define ATH9K_TSFOOR_THRESHOLD 0x00004240 /* 16k us */ u32 bs_dtimperiod; - u16 bs_cfpperiod; - u16 bs_cfpmaxduration; - u32 bs_cfpnext; - u16 bs_timoffset; u16 bs_bmissthreshold; u32 bs_sleepduration; u32 bs_tsfoor_threshold; @@ -517,12 +499,6 @@ struct ath9k_hw_version { #define AR_GENTMR_BIT(_index) (1 << (_index)) -/* - * Using de Bruijin sequence to look up 1's index in a 32 bit number - * debruijn32 = 0000 0111 0111 1100 1011 0101 0011 0001 - */ -#define debruijn32 0x077CB531U - struct ath_gen_timer_configuration { u32 next_addr; u32 period_addr; @@ -538,12 +514,8 @@ struct ath_gen_timer { }; struct ath_gen_timer_table { - u32 gen_timer_index[32]; struct ath_gen_timer *timers[ATH_MAX_GEN_TIMER]; - union { - unsigned long timer_bits; - u16 val; - } timer_mask; + u16 timer_mask; }; struct ath_hw_antcomb_conf { @@ -553,6 +525,7 @@ struct ath_hw_antcomb_conf { u8 main_gaintb; u8 alt_gaintb; int lna1_lna2_delta; + int lna1_lna2_switch_delta; u8 div_group; }; @@ -599,13 +572,10 @@ struct ath_hw_radar_conf { * @init_cal_settings: setup types of calibrations supported * @init_cal: starts actual calibration * - * @init_mode_regs: Initializes mode registers * @init_mode_gain_regs: Initialize TX/RX gain registers * * @rf_set_freq: change frequency * @spur_mitigate_freq: spur mitigation - * @rf_alloc_ext_banks: - * @rf_free_ext_banks: * @set_rf_regs: * @compute_pll_control: compute the PLL control value to use for * AR_RTC_PLL_CONTROL for a given channel @@ -616,11 +586,14 @@ struct ath_hw_radar_conf { * register settings through the register initialization. */ struct ath_hw_private_ops { + void (*init_hang_checks)(struct ath_hw *ah); + bool (*detect_mac_hang)(struct ath_hw *ah); + bool (*detect_bb_hang)(struct ath_hw *ah); + /* Calibration ops */ void (*init_cal_settings)(struct ath_hw *ah); bool (*init_cal)(struct ath_hw *ah, struct ath9k_channel *chan); - void (*init_mode_regs)(struct ath_hw *ah); void (*init_mode_gain_regs)(struct ath_hw *ah); void (*setup_calibration)(struct ath_hw *ah, struct ath9k_cal_list *currCal); @@ -630,8 +603,6 @@ struct ath_hw_private_ops { struct ath9k_channel *chan); void (*spur_mitigate_freq)(struct ath_hw *ah, struct ath9k_channel *chan); - int (*rf_alloc_ext_banks)(struct ath_hw *ah); - void (*rf_free_ext_banks)(struct ath_hw *ah); bool (*set_rf_regs)(struct ath_hw *ah, struct ath9k_channel *chan, u16 modesIndex); @@ -661,6 +632,37 @@ struct ath_hw_private_ops { }; /** + * struct ath_spec_scan - parameters for Atheros spectral scan + * + * @enabled: enable/disable spectral scan + * @short_repeat: controls whether the chip is in spectral scan mode + * for 4 usec (enabled) or 204 usec (disabled) + * @count: number of scan results requested. There are special meanings + * in some chip revisions: + * AR92xx: highest bit set (>=128) for endless mode + * (spectral scan won't stopped until explicitly disabled) + * AR9300 and newer: 0 for endless mode + * @endless: true if endless mode is intended. Otherwise, count value is + * corrected to the next possible value. + * @period: time duration between successive spectral scan entry points + * (period*256*Tclk). Tclk = ath_common->clockrate + * @fft_period: PHY passes FFT frames to MAC every (fft_period+1)*4uS + * + * Note: Tclk = 40MHz or 44MHz depending upon operating mode. + * Typically it's 44MHz in 2/5GHz on later chips, but there's + * a "fast clock" check for this in 5GHz. + * + */ +struct ath_spec_scan { + bool enabled; + bool short_repeat; + bool endless; + u8 count; + u8 period; + u8 fft_period; +}; + +/** * struct ath_hw_ops - callbacks used by hardware code and driver code * * This structure contains callbacks designed to to be used internally by @@ -668,6 +670,10 @@ struct ath_hw_private_ops { * * @config_pci_powersave: * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC + * + * @spectral_scan_config: set parameters for spectral scan and enable/disable it + * @spectral_scan_trigger: trigger a spectral scan run + * @spectral_scan_wait: wait for a spectral scan run to finish */ struct ath_hw_ops { void (*config_pci_powersave)(struct ath_hw *ah, @@ -678,7 +684,8 @@ struct ath_hw_ops { struct ath9k_channel *chan, u8 rxchainmask, bool longcal); - bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked); + bool (*get_isr)(struct ath_hw *ah, enum ath9k_int *masked, + u32 *sync_cause_p); void (*set_txdesc)(struct ath_hw *ah, void *ds, struct ath_tx_info *i); int (*proc_txdesc)(struct ath_hw *ah, void *ds, @@ -687,7 +694,18 @@ struct ath_hw_ops { struct ath_hw_antcomb_conf *antconf); void (*antdiv_comb_conf_set)(struct ath_hw *ah, struct ath_hw_antcomb_conf *antconf); - void (*antctrl_shared_chain_lnadiv)(struct ath_hw *hw, bool enable); + void (*spectral_scan_config)(struct ath_hw *ah, + struct ath_spec_scan *param); + void (*spectral_scan_trigger)(struct ath_hw *ah); + void (*spectral_scan_wait)(struct ath_hw *ah); + + void (*tx99_start)(struct ath_hw *ah, u32 qnum); + void (*tx99_stop)(struct ath_hw *ah); + void (*tx99_set_txpower)(struct ath_hw *ah, u8 power); + +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + void (*set_bt_ant_diversity)(struct ath_hw *hw, bool enable); +#endif }; struct ath_nf_limits { @@ -710,6 +728,7 @@ enum ath_cal_list { struct ath_hw { struct ath_ops reg_ops; + struct device *dev; struct ieee80211_hw *hw; struct ath_common common; struct ath9k_hw_version hw_version; @@ -731,7 +750,6 @@ struct ath_hw { bool aspm_enabled; bool is_monitoring; bool need_an_top2_fixup; - bool shared_chain_lnadiv; u16 tx_trig_level; u32 nf_regs[6]; @@ -763,7 +781,6 @@ struct ath_hw { u32 txurn_interrupt_mask; atomic_t intr_ref_cnt; bool chip_fullsleep; - u32 atim_window; u32 modes_index; /* Calibration */ @@ -771,7 +788,6 @@ struct ath_hw { struct ath9k_cal_list iq_caldata; struct ath9k_cal_list adcgain_caldata; struct ath9k_cal_list adcdc_caldata; - struct ath9k_cal_list tempCompCalData; struct ath9k_cal_list *cal_list; struct ath9k_cal_list *cal_list_last; struct ath9k_cal_list *cal_list_curr; @@ -814,28 +830,17 @@ struct ath_hw { struct ath_hw_ops ops; /* Used to program the radio on non single-chip devices */ - u32 *analogBank0Data; - u32 *analogBank1Data; - u32 *analogBank2Data; - u32 *analogBank3Data; u32 *analogBank6Data; - u32 *analogBank6TPCData; - u32 *analogBank7Data; - u32 *bank6Temp; int coverage_class; u32 slottime; u32 globaltxtimeout; /* ANI */ - u32 proc_phyerr; u32 aniperiod; - int totalSizeDesired[5]; - int coarse_high[5]; - int coarse_low[5]; - int firpwr[5]; enum ath9k_ani_cmd ani_function; u32 ani_skip_count; + struct ar5416AniState ani; #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT struct ath_btcoex_hw btcoex_hw; @@ -854,21 +859,13 @@ struct ath_hw { u32 gpio_mask; u32 gpio_val; + struct ar5416IniArray ini_dfs; struct ar5416IniArray iniModes; struct ar5416IniArray iniCommon; - struct ar5416IniArray iniBank0; struct ar5416IniArray iniBB_RfGain; - struct ar5416IniArray iniBank1; - struct ar5416IniArray iniBank2; - struct ar5416IniArray iniBank3; struct ar5416IniArray iniBank6; - struct ar5416IniArray iniBank6TPC; - struct ar5416IniArray iniBank7; struct ar5416IniArray iniAddac; struct ar5416IniArray iniPcieSerdes; -#ifdef CONFIG_PM_SLEEP - struct ar5416IniArray iniPcieSerdesWow; -#endif struct ar5416IniArray iniPcieSerdesLowPower; struct ar5416IniArray iniModesFastClock; struct ar5416IniArray iniAdditional; @@ -879,6 +876,9 @@ struct ath_hw { struct ar5416IniArray iniCckfirJapan2484; struct ar5416IniArray iniModes_9271_ANI_reg; struct ar5416IniArray ini_radio_post_sys2ant; + struct ar5416IniArray ini_modes_rxgain_5g_xlna; + struct ar5416IniArray ini_modes_rxgain_bb_core; + struct ar5416IniArray ini_modes_rxgain_bb_postamble; struct ar5416IniArray iniMac[ATH_INI_NUM_SPLIT]; struct ar5416IniArray iniBB[ATH_INI_NUM_SPLIT]; @@ -916,7 +916,7 @@ struct ath_hw { /* Enterprise mode cap */ u32 ent_mode; -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_ATH9K_WOW u32 wow_event_mask; #endif bool is_clk_25mhz; @@ -979,7 +979,7 @@ void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna); void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan, int hw_delay); bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout); -void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array, +void ath9k_hw_write_array(struct ath_hw *ah, const struct ar5416IniArray *array, int column, unsigned int *writecnt); u32 ath9k_hw_reverse_bits(u32 val, u32 n); u16 ath9k_hw_computetxtime(struct ath_hw *ah, @@ -1003,21 +1003,15 @@ void ath9k_hw_reset_tsf(struct ath_hw *ah); void ath9k_hw_set_tsfadjust(struct ath_hw *ah, bool set); void ath9k_hw_init_global_settings(struct ath_hw *ah); u32 ar9003_get_pll_sqsum_dvc(struct ath_hw *ah); -void ath9k_hw_set11nmac2040(struct ath_hw *ah); +void ath9k_hw_set11nmac2040(struct ath_hw *ah, struct ath9k_channel *chan); void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period); void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, const struct ath9k_beacon_state *bs); +void ath9k_hw_check_nav(struct ath_hw *ah); bool ath9k_hw_check_alive(struct ath_hw *ah); bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode); -#ifdef CONFIG_ATH9K_DEBUGFS -void ath9k_debug_sync_cause(struct ath_common *common, u32 sync_cause); -#else -static inline void ath9k_debug_sync_cause(struct ath_common *common, - u32 sync_cause) {} -#endif - /* Generic hw timer primitives */ struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah, void (*trigger)(void *), @@ -1052,6 +1046,7 @@ void ar9002_hw_enable_async_fifo(struct ath_hw *ah); * Code specific to AR9003, we stuff these here to avoid callbacks * for older families */ +bool ar9003_hw_bb_watchdog_check(struct ath_hw *ah); void ar9003_hw_bb_watchdog_config(struct ath_hw *ah); void ar9003_hw_bb_watchdog_read(struct ath_hw *ah); void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah); @@ -1066,16 +1061,17 @@ void ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain); int ar9003_paprd_init_table(struct ath_hw *ah); bool ar9003_paprd_is_done(struct ath_hw *ah); bool ar9003_is_paprd_enabled(struct ath_hw *ah); +void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx); /* Hardware family op attach helpers */ -void ar5008_hw_attach_phy_ops(struct ath_hw *ah); +int ar5008_hw_attach_phy_ops(struct ath_hw *ah); void ar9002_hw_attach_phy_ops(struct ath_hw *ah); void ar9003_hw_attach_phy_ops(struct ath_hw *ah); void ar9002_hw_attach_calib_ops(struct ath_hw *ah); void ar9003_hw_attach_calib_ops(struct ath_hw *ah); -void ar9002_hw_attach_ops(struct ath_hw *ah); +int ar9002_hw_attach_ops(struct ath_hw *ah); void ar9003_hw_attach_ops(struct ath_hw *ah); void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan); @@ -1120,7 +1116,7 @@ ath9k_hw_get_btcoex_scheme(struct ath_hw *ah) #endif /* CONFIG_ATH9K_BTCOEX_SUPPORT */ -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_ATH9K_WOW const char *ath9k_hw_wow_event_to_string(u32 wow_event); void ath9k_hw_wow_apply_pattern(struct ath_hw *ah, u8 *user_pattern, u8 *user_mask, int pattern_count, @@ -1148,8 +1144,6 @@ static inline void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable) } #endif - - #define ATH9K_CLOCK_RATE_CCK 22 #define ATH9K_CLOCK_RATE_5GHZ_OFDM 40 #define ATH9K_CLOCK_RATE_2GHZ_OFDM 44 diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index f69ef5d48c7..0246b990fe8 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -20,6 +20,8 @@ #include <linux/slab.h> #include <linux/ath9k_platform.h> #include <linux/module.h> +#include <linux/relay.h> +#include <net/ieee80211_radiotap.h> #include "ath9k.h" @@ -51,108 +53,19 @@ static int ath9k_btcoex_enable; module_param_named(btcoex_enable, ath9k_btcoex_enable, int, 0444); MODULE_PARM_DESC(btcoex_enable, "Enable wifi-BT coexistence"); -static int ath9k_enable_diversity; -module_param_named(enable_diversity, ath9k_enable_diversity, int, 0444); -MODULE_PARM_DESC(enable_diversity, "Enable Antenna diversity for AR9565"); +static int ath9k_bt_ant_diversity; +module_param_named(bt_ant_diversity, ath9k_bt_ant_diversity, int, 0444); +MODULE_PARM_DESC(bt_ant_diversity, "Enable WLAN/BT RX antenna diversity"); -bool is_ath9k_unloaded; -/* We use the hw_value as an index into our private channel structure */ - -#define CHAN2G(_freq, _idx) { \ - .band = IEEE80211_BAND_2GHZ, \ - .center_freq = (_freq), \ - .hw_value = (_idx), \ - .max_power = 20, \ -} - -#define CHAN5G(_freq, _idx) { \ - .band = IEEE80211_BAND_5GHZ, \ - .center_freq = (_freq), \ - .hw_value = (_idx), \ - .max_power = 20, \ -} - -/* Some 2 GHz radios are actually tunable on 2312-2732 - * on 5 MHz steps, we support the channels which we know - * we have calibration data for all cards though to make - * this static */ -static const struct ieee80211_channel ath9k_2ghz_chantable[] = { - CHAN2G(2412, 0), /* Channel 1 */ - CHAN2G(2417, 1), /* Channel 2 */ - CHAN2G(2422, 2), /* Channel 3 */ - CHAN2G(2427, 3), /* Channel 4 */ - CHAN2G(2432, 4), /* Channel 5 */ - CHAN2G(2437, 5), /* Channel 6 */ - CHAN2G(2442, 6), /* Channel 7 */ - CHAN2G(2447, 7), /* Channel 8 */ - CHAN2G(2452, 8), /* Channel 9 */ - CHAN2G(2457, 9), /* Channel 10 */ - CHAN2G(2462, 10), /* Channel 11 */ - CHAN2G(2467, 11), /* Channel 12 */ - CHAN2G(2472, 12), /* Channel 13 */ - CHAN2G(2484, 13), /* Channel 14 */ -}; - -/* Some 5 GHz radios are actually tunable on XXXX-YYYY - * on 5 MHz steps, we support the channels which we know - * we have calibration data for all cards though to make - * this static */ -static const struct ieee80211_channel ath9k_5ghz_chantable[] = { - /* _We_ call this UNII 1 */ - CHAN5G(5180, 14), /* Channel 36 */ - CHAN5G(5200, 15), /* Channel 40 */ - CHAN5G(5220, 16), /* Channel 44 */ - CHAN5G(5240, 17), /* Channel 48 */ - /* _We_ call this UNII 2 */ - CHAN5G(5260, 18), /* Channel 52 */ - CHAN5G(5280, 19), /* Channel 56 */ - CHAN5G(5300, 20), /* Channel 60 */ - CHAN5G(5320, 21), /* Channel 64 */ - /* _We_ call this "Middle band" */ - CHAN5G(5500, 22), /* Channel 100 */ - CHAN5G(5520, 23), /* Channel 104 */ - CHAN5G(5540, 24), /* Channel 108 */ - CHAN5G(5560, 25), /* Channel 112 */ - CHAN5G(5580, 26), /* Channel 116 */ - CHAN5G(5600, 27), /* Channel 120 */ - CHAN5G(5620, 28), /* Channel 124 */ - CHAN5G(5640, 29), /* Channel 128 */ - CHAN5G(5660, 30), /* Channel 132 */ - CHAN5G(5680, 31), /* Channel 136 */ - CHAN5G(5700, 32), /* Channel 140 */ - /* _We_ call this UNII 3 */ - CHAN5G(5745, 33), /* Channel 149 */ - CHAN5G(5765, 34), /* Channel 153 */ - CHAN5G(5785, 35), /* Channel 157 */ - CHAN5G(5805, 36), /* Channel 161 */ - CHAN5G(5825, 37), /* Channel 165 */ -}; - -/* Atheros hardware rate code addition for short premble */ -#define SHPCHECK(__hw_rate, __flags) \ - ((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04 ) : 0) +static int ath9k_ps_enable; +module_param_named(ps_enable, ath9k_ps_enable, int, 0444); +MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave"); -#define RATE(_bitrate, _hw_rate, _flags) { \ - .bitrate = (_bitrate), \ - .flags = (_flags), \ - .hw_value = (_hw_rate), \ - .hw_value_short = (SHPCHECK(_hw_rate, _flags)) \ -} +static int ath9k_use_chanctx; +module_param_named(use_chanctx, ath9k_use_chanctx, int, 0444); +MODULE_PARM_DESC(use_chanctx, "Enable channel context for concurrency"); -static struct ieee80211_rate ath9k_legacy_rates[] = { - RATE(10, 0x1b, 0), - RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE), - RATE(60, 0x0b, 0), - RATE(90, 0x0f, 0), - RATE(120, 0x0a, 0), - RATE(180, 0x0e, 0), - RATE(240, 0x09, 0), - RATE(360, 0x0d, 0), - RATE(480, 0x08, 0), - RATE(540, 0x0c, 0), -}; +bool is_ath9k_unloaded; #ifdef CONFIG_MAC80211_LEDS static const struct ieee80211_tpt_blink ath9k_tpt_blink[] = { @@ -244,74 +157,15 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl /* Initialization */ /**************************/ -static void setup_ht_cap(struct ath_softc *sc, - struct ieee80211_sta_ht_cap *ht_info) -{ - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - u8 tx_streams, rx_streams; - int i, max_streams; - - ht_info->ht_supported = true; - ht_info->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | - IEEE80211_HT_CAP_SM_PS | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_DSSSCCK40; - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_LDPC) - ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20) - ht_info->cap |= IEEE80211_HT_CAP_SGI_20; - - ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; - ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; - - if (AR_SREV_9330(ah) || AR_SREV_9485(ah) || AR_SREV_9565(ah)) - max_streams = 1; - else if (AR_SREV_9462(ah)) - max_streams = 2; - else if (AR_SREV_9300_20_OR_LATER(ah)) - max_streams = 3; - else - max_streams = 2; - - if (AR_SREV_9280_20_OR_LATER(ah)) { - if (max_streams >= 2) - ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; - ht_info->cap |= (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); - } - - /* set up supported mcs set */ - memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); - tx_streams = ath9k_cmn_count_streams(ah->txchainmask, max_streams); - rx_streams = ath9k_cmn_count_streams(ah->rxchainmask, max_streams); - - ath_dbg(common, CONFIG, "TX streams %d, RX streams: %d\n", - tx_streams, rx_streams); - - if (tx_streams != rx_streams) { - ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; - ht_info->mcs.tx_params |= ((tx_streams - 1) << - IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT); - } - - for (i = 0; i < rx_streams; i++) - ht_info->mcs.rx_mask[i] = 0xff; - - ht_info->mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; -} - -static int ath9k_reg_notifier(struct wiphy *wiphy, - struct regulatory_request *request) +static void ath9k_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_regulatory *reg = ath9k_hw_regulatory(ah); - int ret; - ret = ath_reg_notifier_apply(wiphy, request, reg); + ath_reg_notifier_apply(wiphy, request, reg); /* Set tx power */ if (ah->curchan) { @@ -319,10 +173,12 @@ static int ath9k_reg_notifier(struct wiphy *wiphy, ath9k_ps_wakeup(sc); ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit, false); sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit; + /* synchronize DFS detector if regulatory domain changed */ + if (sc->dfs_detector != NULL) + sc->dfs_detector->set_dfs_domain(sc->dfs_detector, + request->dfs_region); ath9k_ps_restore(sc); } - - return ret; } /* @@ -336,8 +192,7 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, { struct ath_common *common = ath9k_hw_common(sc->sc_ah); u8 *ds; - struct ath_buf *bf; - int i, bsize, error, desc_len; + int i, bsize, desc_len; ath_dbg(common, CONFIG, "%s DMA: %u buffers %u desc/buf\n", name, nbuf, ndesc); @@ -353,8 +208,7 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, if ((desc_len % 4) != 0) { ath_err(common, "ath_desc not DWORD aligned\n"); BUG_ON((desc_len % 4) != 0); - error = -ENOMEM; - goto fail; + return -ENOMEM; } dd->dd_desc_len = desc_len * nbuf * ndesc; @@ -378,56 +232,81 @@ int ath_descdma_setup(struct ath_softc *sc, struct ath_descdma *dd, } /* allocate descriptors */ - dd->dd_desc = dma_alloc_coherent(sc->dev, dd->dd_desc_len, - &dd->dd_desc_paddr, GFP_KERNEL); - if (dd->dd_desc == NULL) { - error = -ENOMEM; - goto fail; - } + dd->dd_desc = dmam_alloc_coherent(sc->dev, dd->dd_desc_len, + &dd->dd_desc_paddr, GFP_KERNEL); + if (!dd->dd_desc) + return -ENOMEM; + ds = (u8 *) dd->dd_desc; ath_dbg(common, CONFIG, "%s DMA map: %p (%u) -> %llx (%u)\n", name, ds, (u32) dd->dd_desc_len, ito64(dd->dd_desc_paddr), /*XXX*/(u32) dd->dd_desc_len); /* allocate buffers */ - bsize = sizeof(struct ath_buf) * nbuf; - bf = kzalloc(bsize, GFP_KERNEL); - if (bf == NULL) { - error = -ENOMEM; - goto fail2; - } - dd->dd_bufptr = bf; - - for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { - bf->bf_desc = ds; - bf->bf_daddr = DS2PHYS(dd, ds); - - if (!(sc->sc_ah->caps.hw_caps & - ATH9K_HW_CAP_4KB_SPLITTRANS)) { - /* - * Skip descriptor addresses which can cause 4KB - * boundary crossing (addr + length) with a 32 dword - * descriptor fetch. - */ - while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { - BUG_ON((caddr_t) bf->bf_desc >= - ((caddr_t) dd->dd_desc + - dd->dd_desc_len)); - - ds += (desc_len * ndesc); - bf->bf_desc = ds; - bf->bf_daddr = DS2PHYS(dd, ds); + if (is_tx) { + struct ath_buf *bf; + + bsize = sizeof(struct ath_buf) * nbuf; + bf = devm_kzalloc(sc->dev, bsize, GFP_KERNEL); + if (!bf) + return -ENOMEM; + + for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { + bf->bf_desc = ds; + bf->bf_daddr = DS2PHYS(dd, ds); + + if (!(sc->sc_ah->caps.hw_caps & + ATH9K_HW_CAP_4KB_SPLITTRANS)) { + /* + * Skip descriptor addresses which can cause 4KB + * boundary crossing (addr + length) with a 32 dword + * descriptor fetch. + */ + while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { + BUG_ON((caddr_t) bf->bf_desc >= + ((caddr_t) dd->dd_desc + + dd->dd_desc_len)); + + ds += (desc_len * ndesc); + bf->bf_desc = ds; + bf->bf_daddr = DS2PHYS(dd, ds); + } + } + list_add_tail(&bf->list, head); + } + } else { + struct ath_rxbuf *bf; + + bsize = sizeof(struct ath_rxbuf) * nbuf; + bf = devm_kzalloc(sc->dev, bsize, GFP_KERNEL); + if (!bf) + return -ENOMEM; + + for (i = 0; i < nbuf; i++, bf++, ds += (desc_len * ndesc)) { + bf->bf_desc = ds; + bf->bf_daddr = DS2PHYS(dd, ds); + + if (!(sc->sc_ah->caps.hw_caps & + ATH9K_HW_CAP_4KB_SPLITTRANS)) { + /* + * Skip descriptor addresses which can cause 4KB + * boundary crossing (addr + length) with a 32 dword + * descriptor fetch. + */ + while (ATH_DESC_4KB_BOUND_CHECK(bf->bf_daddr)) { + BUG_ON((caddr_t) bf->bf_desc >= + ((caddr_t) dd->dd_desc + + dd->dd_desc_len)); + + ds += (desc_len * ndesc); + bf->bf_desc = ds; + bf->bf_daddr = DS2PHYS(dd, ds); + } } + list_add_tail(&bf->list, head); } - list_add_tail(&bf->list, head); } return 0; -fail2: - dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc, - dd->dd_desc_paddr); -fail: - memset(dd, 0, sizeof(*dd)); - return error; } static int ath9k_init_queues(struct ath_softc *sc) @@ -436,10 +315,10 @@ static int ath9k_init_queues(struct ath_softc *sc) sc->beacon.beaconq = ath9k_hw_beaconq_setup(sc->sc_ah); sc->beacon.cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0); - - sc->config.cabqReadytime = ATH_CABQ_READY_TIME; ath_cabq_update(sc); + sc->tx.uapsdq = ath_txq_setup(sc, ATH9K_TX_QUEUE_UAPSD, 0); + for (i = 0; i < IEEE80211_NUM_ACS; i++) { sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i); sc->tx.txq_map[i]->mac80211_qnum = i; @@ -448,50 +327,6 @@ static int ath9k_init_queues(struct ath_softc *sc) return 0; } -static int ath9k_init_channels_rates(struct ath_softc *sc) -{ - void *channels; - - BUILD_BUG_ON(ARRAY_SIZE(ath9k_2ghz_chantable) + - ARRAY_SIZE(ath9k_5ghz_chantable) != - ATH9K_NUM_CHANNELS); - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) { - channels = kmemdup(ath9k_2ghz_chantable, - sizeof(ath9k_2ghz_chantable), GFP_KERNEL); - if (!channels) - return -ENOMEM; - - sc->sbands[IEEE80211_BAND_2GHZ].channels = channels; - sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ; - sc->sbands[IEEE80211_BAND_2GHZ].n_channels = - ARRAY_SIZE(ath9k_2ghz_chantable); - sc->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates; - sc->sbands[IEEE80211_BAND_2GHZ].n_bitrates = - ARRAY_SIZE(ath9k_legacy_rates); - } - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) { - channels = kmemdup(ath9k_5ghz_chantable, - sizeof(ath9k_5ghz_chantable), GFP_KERNEL); - if (!channels) { - if (sc->sbands[IEEE80211_BAND_2GHZ].channels) - kfree(sc->sbands[IEEE80211_BAND_2GHZ].channels); - return -ENOMEM; - } - - sc->sbands[IEEE80211_BAND_5GHZ].channels = channels; - sc->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ; - sc->sbands[IEEE80211_BAND_5GHZ].n_channels = - ARRAY_SIZE(ath9k_5ghz_chantable); - sc->sbands[IEEE80211_BAND_5GHZ].bitrates = - ath9k_legacy_rates + 4; - sc->sbands[IEEE80211_BAND_5GHZ].n_bitrates = - ARRAY_SIZE(ath9k_legacy_rates) - 4; - } - return 0; -} - static void ath9k_init_misc(struct ath_softc *sc) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -499,7 +334,7 @@ static void ath9k_init_misc(struct ath_softc *sc) setup_timer(&common->ani.timer, ath_ani_calibrate, (unsigned long)sc); - sc->last_rssi = ATH_RSSI_DUMMY_MARKER; + common->last_rssi = ATH_RSSI_DUMMY_MARKER; sc->config.txpowlimit = ATH_TXPOWER_MAX; memcpy(common->bssidmask, ath_bcast_mac, ETH_ALEN); sc->beacon.slottime = ATH9K_SLOT_TIME_9; @@ -509,6 +344,78 @@ static void ath9k_init_misc(struct ath_softc *sc) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) sc->ant_comb.count = ATH_ANT_DIV_COMB_INIT_COUNT; + + sc->spec_config.enabled = 0; + sc->spec_config.short_repeat = true; + sc->spec_config.count = 8; + sc->spec_config.endless = false; + sc->spec_config.period = 0xFF; + sc->spec_config.fft_period = 0xF; +} + +static void ath9k_init_pcoem_platform(struct ath_softc *sc) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_common *common = ath9k_hw_common(ah); + + if (common->bus_ops->ath_bus_type != ATH_PCI) + return; + + if (sc->driver_data & (ATH9K_PCI_CUS198 | + ATH9K_PCI_CUS230)) { + ah->config.xlna_gpio = 9; + ah->config.xatten_margin_cfg = true; + ah->config.alt_mingainidx = true; + ah->config.ant_ctrl_comm2g_switch_enable = 0x000BBB88; + sc->ant_comb.low_rssi_thresh = 20; + sc->ant_comb.fast_div_bias = 3; + + ath_info(common, "Set parameters for %s\n", + (sc->driver_data & ATH9K_PCI_CUS198) ? + "CUS198" : "CUS230"); + } + + if (sc->driver_data & ATH9K_PCI_CUS217) + ath_info(common, "CUS217 card detected\n"); + + if (sc->driver_data & ATH9K_PCI_CUS252) + ath_info(common, "CUS252 card detected\n"); + + if (sc->driver_data & ATH9K_PCI_AR9565_1ANT) + ath_info(common, "WB335 1-ANT card detected\n"); + + if (sc->driver_data & ATH9K_PCI_AR9565_2ANT) + ath_info(common, "WB335 2-ANT card detected\n"); + + if (sc->driver_data & ATH9K_PCI_KILLER) + ath_info(common, "Killer Wireless card detected\n"); + + /* + * Some WB335 cards do not support antenna diversity. Since + * we use a hardcoded value for AR9565 instead of using the + * EEPROM/OTP data, remove the combining feature from + * the HW capabilities bitmap. + */ + if (sc->driver_data & (ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_AR9565_2ANT)) { + if (!(sc->driver_data & ATH9K_PCI_BT_ANT_DIV)) + pCap->hw_caps &= ~ATH9K_HW_CAP_ANT_DIV_COMB; + } + + if (sc->driver_data & ATH9K_PCI_BT_ANT_DIV) { + pCap->hw_caps |= ATH9K_HW_CAP_BT_ANT_DIV; + ath_info(common, "Set BT/WLAN RX diversity capability\n"); + } + + if (sc->driver_data & ATH9K_PCI_D3_L1_WAR) { + ah->config.pcie_waen = 0x0040473b; + ath_info(common, "Enable WAR for ASPM D3/L1\n"); + } + + if (sc->driver_data & ATH9K_PCI_NO_PLL_PWRSAVE) { + ah->config.no_pll_pwrsave = true; + ath_info(common, "Disable PLL PowerSave\n"); + } } static void ath9k_eeprom_request_cb(const struct firmware *eeprom_blob, @@ -556,30 +463,56 @@ static void ath9k_eeprom_release(struct ath_softc *sc) release_firmware(sc->sc_ah->eeprom_blob); } +static int ath9k_init_soc_platform(struct ath_softc *sc) +{ + struct ath9k_platform_data *pdata = sc->dev->platform_data; + struct ath_hw *ah = sc->sc_ah; + int ret = 0; + + if (!pdata) + return 0; + + if (pdata->eeprom_name) { + ret = ath9k_eeprom_request(sc, pdata->eeprom_name); + if (ret) + return ret; + } + + if (pdata->tx_gain_buffalo) + ah->config.tx_gain_buffalo = true; + + return ret; +} + static int ath9k_init_softc(u16 devid, struct ath_softc *sc, const struct ath_bus_ops *bus_ops) { struct ath9k_platform_data *pdata = sc->dev->platform_data; struct ath_hw *ah = NULL; + struct ath9k_hw_capabilities *pCap; struct ath_common *common; int ret = 0, i; int csz = 0; - ah = kzalloc(sizeof(struct ath_hw), GFP_KERNEL); + ah = devm_kzalloc(sc->dev, sizeof(struct ath_hw), GFP_KERNEL); if (!ah) return -ENOMEM; + ah->dev = sc->dev; ah->hw = sc->hw; ah->hw_version.devid = devid; ah->reg_ops.read = ath9k_ioread32; ah->reg_ops.write = ath9k_iowrite32; ah->reg_ops.rmw = ath9k_reg_rmw; - atomic_set(&ah->intr_ref_cnt, -1); sc->sc_ah = ah; + pCap = &ah->caps; - sc->dfs_detector = dfs_pattern_detector_init(NL80211_DFS_UNSET); + common = ath9k_hw_common(ah); + sc->dfs_detector = dfs_pattern_detector_init(common, NL80211_DFS_UNSET); + sc->tx99_power = MAX_RATE_POWER + 1; + init_waitqueue_head(&sc->tx_wait); - if (!pdata) { + if (!pdata || pdata->use_eeprom) { ah->ah_flags |= AH_USE_EEPROM; sc->sc_ah->led_pin = -1; } else { @@ -591,7 +524,6 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, ah->external_reset = pdata->external_reset; } - common = ath9k_hw_common(ah); common->ops = &ah->reg_ops; common->bus_ops = bus_ops; common->ah = ah; @@ -602,29 +534,37 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, common->disable_ani = false; /* - * Enable Antenna diversity only when BTCOEX is disabled - * and the user manually requests the feature. + * Platform quirks. */ - if (!common->btcoex_enabled && ath9k_enable_diversity) - common->antenna_diversity = 1; + ath9k_init_pcoem_platform(sc); - spin_lock_init(&common->cc_lock); + ret = ath9k_init_soc_platform(sc); + if (ret) + return ret; + /* + * Enable WLAN/BT RX Antenna diversity only when: + * + * - BTCOEX is disabled. + * - the user manually requests the feature. + * - the HW cap is set using the platform data. + */ + if (!common->btcoex_enabled && ath9k_bt_ant_diversity && + (pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) + common->bt_ant_diversity = 1; + + spin_lock_init(&common->cc_lock); spin_lock_init(&sc->sc_serial_rw); spin_lock_init(&sc->sc_pm_lock); mutex_init(&sc->mutex); -#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock_init(&sc->debug.samp_lock); -#endif tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc); tasklet_init(&sc->bcon_tasklet, ath9k_beacon_tasklet, (unsigned long)sc); + setup_timer(&sc->sleep_timer, ath_ps_full_sleep, (unsigned long)sc); INIT_WORK(&sc->hw_reset_work, ath_reset_work); - INIT_WORK(&sc->hw_check_work, ath_hw_check); INIT_WORK(&sc->paprd_work, ath_paprd_calibrate); INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work); - setup_timer(&sc->rx_poll_timer, ath_rx_poll, (unsigned long)sc); /* * Cache line size is used to size and align various @@ -633,12 +573,6 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, ath_read_cachesize(common, &csz); common->cachelsz = csz << 2; /* convert to bytes */ - if (pdata && pdata->eeprom_name) { - ret = ath9k_eeprom_request(sc, pdata->eeprom_name); - if (ret) - goto err_eeprom; - } - /* Initializes the hardware for all supported chipsets */ ret = ath9k_hw_init(ah); if (ret) @@ -655,10 +589,13 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, if (ret) goto err_btcoex; - ret = ath9k_init_channels_rates(sc); + ret = ath9k_cmn_init_channels_rates(common); if (ret) goto err_btcoex; + sc->p2p_ps_timer = ath_gen_timer_alloc(sc->sc_ah, ath9k_p2p_ps_timer, + NULL, sc, AR_FIRST_NDP_TIMER); + ath9k_cmn_init_crypto(sc->sc_ah); ath9k_init_misc(sc); ath_fill_led_pin(sc); @@ -676,10 +613,7 @@ err_queues: ath9k_hw_deinit(ah); err_hw: ath9k_eeprom_release(sc); -err_eeprom: - kfree(ah); - sc->sc_ah = NULL; - + dev_kfree_skb_any(sc->tx99_skb); return ret; } @@ -688,13 +622,16 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band) struct ieee80211_supported_band *sband; struct ieee80211_channel *chan; struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct cfg80211_chan_def chandef; int i; - sband = &sc->sbands[band]; + sband = &common->sbands[band]; for (i = 0; i < sband->n_channels; i++) { chan = &sband->channels[i]; ah->curchan = &ah->channels[chan->hw_value]; - ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20); + cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_HT20); + ath9k_cmn_get_channel(sc->hw, ah, &chandef); ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true); } } @@ -712,38 +649,58 @@ static void ath9k_init_txpower_limits(struct ath_softc *sc) ah->curchan = curchan; } -void ath9k_reload_chainmask_settings(struct ath_softc *sc) -{ - if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)) - return; - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) - setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap); - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) - setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap); -} - static const struct ieee80211_iface_limit if_limits[] = { - { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_P2P_CLIENT) | - BIT(NL80211_IFTYPE_WDS) }, + { .max = 2048, .types = BIT(NL80211_IFTYPE_STATION) }, { .max = 8, .types = #ifdef CONFIG_MAC80211_MESH BIT(NL80211_IFTYPE_MESH_POINT) | #endif - BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_AP) }, + { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | BIT(NL80211_IFTYPE_P2P_GO) }, }; -static const struct ieee80211_iface_combination if_comb = { - .limits = if_limits, - .n_limits = ARRAY_SIZE(if_limits), - .max_interfaces = 2048, - .num_different_channels = 1, - .beacon_int_infra_match = true, +static const struct ieee80211_iface_limit wds_limits[] = { + { .max = 2048, .types = BIT(NL80211_IFTYPE_WDS) }, }; -void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) +static const struct ieee80211_iface_limit if_dfs_limits[] = { + { .max = 1, .types = BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH + BIT(NL80211_IFTYPE_MESH_POINT) | +#endif + BIT(NL80211_IFTYPE_ADHOC) }, +}; + +static const struct ieee80211_iface_combination if_comb[] = { + { + .limits = if_limits, + .n_limits = ARRAY_SIZE(if_limits), + .max_interfaces = 2048, + .num_different_channels = 1, + .beacon_int_infra_match = true, + }, + { + .limits = wds_limits, + .n_limits = ARRAY_SIZE(wds_limits), + .max_interfaces = 2048, + .num_different_channels = 1, + .beacon_int_infra_match = true, + }, +#ifdef CONFIG_ATH9K_DFS_CERTIFIED + { + .limits = if_dfs_limits, + .n_limits = ARRAY_SIZE(if_dfs_limits), + .max_interfaces = 1, + .num_different_channels = 1, + .beacon_int_infra_match = true, + .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | + BIT(NL80211_CHAN_WIDTH_20), + } +#endif +}; + +static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); @@ -751,57 +708,56 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_PS_NULLFUNC_STACK | IEEE80211_HW_SPECTRUM_MGMT | - IEEE80211_HW_REPORTS_TX_ACK_STATUS; + IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_SUPPORTS_RC_TABLE | + IEEE80211_HW_SUPPORTS_HT_CCK_RATES; + + if (ath9k_ps_enable) + hw->flags |= IEEE80211_HW_SUPPORTS_PS; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) - hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) { + hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; + + if (AR_SREV_9280_20_OR_LATER(ah)) + hw->radiotap_mcs_details |= + IEEE80211_RADIOTAP_MCS_HAVE_STBC; + } if (AR_SREV_9160_10_OR_LATER(sc->sc_ah) || ath9k_modparam_nohwcrypt) hw->flags |= IEEE80211_HW_MFP_CAPABLE; - hw->wiphy->interface_modes = - BIT(NL80211_IFTYPE_P2P_GO) | - BIT(NL80211_IFTYPE_P2P_CLIENT) | - BIT(NL80211_IFTYPE_AP) | - BIT(NL80211_IFTYPE_WDS) | - BIT(NL80211_IFTYPE_STATION) | - BIT(NL80211_IFTYPE_ADHOC) | - BIT(NL80211_IFTYPE_MESH_POINT); - - hw->wiphy->iface_combinations = &if_comb; - hw->wiphy->n_iface_combinations = 1; + hw->wiphy->features |= (NL80211_FEATURE_ACTIVE_MONITOR | + NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE); + + if (!config_enabled(CONFIG_ATH9K_TX99)) { + hw->wiphy->interface_modes = + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_MESH_POINT); + hw->wiphy->iface_combinations = if_comb; + if (!ath9k_use_chanctx) { + hw->wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); + hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_WDS); + } else + hw->wiphy->n_iface_combinations = 1; + } - if (AR_SREV_5416(sc->sc_ah)) - hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; + hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS; hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; - -#ifdef CONFIG_PM_SLEEP - - if ((ah->caps.hw_caps & ATH9K_HW_WOW_DEVICE_CAPABLE) && - device_can_wakeup(sc->dev)) { - - hw->wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT | - WIPHY_WOWLAN_DISCONNECT; - hw->wiphy->wowlan.n_patterns = MAX_NUM_USER_PATTERN; - hw->wiphy->wowlan.pattern_min_len = 1; - hw->wiphy->wowlan.pattern_max_len = MAX_PATTERN_SIZE; - - } - - atomic_set(&sc->wow_sleep_proc_intr, -1); - atomic_set(&sc->wow_got_bmiss_intr, -1); - -#endif + hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_5_10_MHZ; + hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; + hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD; hw->queues = 4; hw->max_rates = 4; - hw->channel_change_time = 5000; hw->max_listen_interval = 1; hw->max_rate_tries = 10; hw->sta_data_size = sizeof(struct ath_node); @@ -817,18 +773,15 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) sc->ant_rx = hw->wiphy->available_antennas_rx; sc->ant_tx = hw->wiphy->available_antennas_tx; -#ifdef CONFIG_ATH9K_RATE_CONTROL - hw->rate_control_algorithm = "ath9k_rate_control"; -#endif - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) hw->wiphy->bands[IEEE80211_BAND_2GHZ] = - &sc->sbands[IEEE80211_BAND_2GHZ]; + &common->sbands[IEEE80211_BAND_2GHZ]; if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) hw->wiphy->bands[IEEE80211_BAND_5GHZ] = - &sc->sbands[IEEE80211_BAND_5GHZ]; + &common->sbands[IEEE80211_BAND_5GHZ]; - ath9k_reload_chainmask_settings(sc); + ath9k_init_wow(hw); + ath9k_cmn_reload_chainmask(ah); SET_IEEE80211_PERM_ADDR(hw, common->macaddr); } @@ -844,30 +797,33 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, /* Bring up device */ error = ath9k_init_softc(devid, sc, bus_ops); - if (error != 0) - goto error_init; + if (error) + return error; ah = sc->sc_ah; common = ath9k_hw_common(ah); ath9k_set_hw_capab(sc, hw); + /* Will be cleared in ath9k_start() */ + set_bit(ATH_OP_INVALID, &common->op_flags); + /* Initialize regulatory */ error = ath_regd_init(&common->regulatory, sc->hw->wiphy, ath9k_reg_notifier); if (error) - goto error_regd; + goto deinit; reg = &common->regulatory; /* Setup TX DMA */ error = ath_tx_init(sc, ATH_TXBUF); if (error != 0) - goto error_tx; + goto deinit; /* Setup RX DMA */ error = ath_rx_init(sc, ATH_RXBUF); if (error != 0) - goto error_rx; + goto deinit; ath9k_init_txpower_limits(sc); @@ -881,19 +837,19 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, /* Register with mac80211 */ error = ieee80211_register_hw(hw); if (error) - goto error_register; + goto rx_cleanup; error = ath9k_init_debug(ah); if (error) { ath_err(common, "Unable to create debugfs files\n"); - goto error_world; + goto unregister; } /* Handle world regulatory */ if (!ath_is_world_regd(reg)) { error = regulatory_hint(hw->wiphy, reg->alpha2); if (error) - goto error_world; + goto debug_cleanup; } ath_init_leds(sc); @@ -901,17 +857,14 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, return 0; -error_world: +debug_cleanup: + ath9k_deinit_debug(sc); +unregister: ieee80211_unregister_hw(hw); -error_register: +rx_cleanup: ath_rx_cleanup(sc); -error_rx: - ath_tx_cleanup(sc); -error_tx: - /* Nothing */ -error_regd: +deinit: ath9k_deinit_softc(sc); -error_init: return error; } @@ -923,11 +876,8 @@ static void ath9k_deinit_softc(struct ath_softc *sc) { int i = 0; - if (sc->sbands[IEEE80211_BAND_2GHZ].channels) - kfree(sc->sbands[IEEE80211_BAND_2GHZ].channels); - - if (sc->sbands[IEEE80211_BAND_5GHZ].channels) - kfree(sc->sbands[IEEE80211_BAND_5GHZ].channels); + if (sc->p2p_ps_timer) + ath_gen_timer_free(sc->sc_ah, sc->p2p_ps_timer); ath9k_deinit_btcoex(sc); @@ -935,13 +885,12 @@ static void ath9k_deinit_softc(struct ath_softc *sc) if (ATH_TXQ_SETUP(sc, i)) ath_tx_cleanupq(sc, &sc->tx.txq[i]); + del_timer_sync(&sc->sleep_timer); ath9k_hw_deinit(sc->sc_ah); if (sc->dfs_detector != NULL) sc->dfs_detector->exit(sc->dfs_detector); ath9k_eeprom_release(sc); - kfree(sc->sc_ah); - sc->sc_ah = NULL; } void ath9k_deinit_device(struct ath_softc *sc) @@ -955,24 +904,12 @@ void ath9k_deinit_device(struct ath_softc *sc) ath9k_ps_restore(sc); + ath9k_deinit_debug(sc); ieee80211_unregister_hw(hw); ath_rx_cleanup(sc); - ath_tx_cleanup(sc); ath9k_deinit_softc(sc); } -void ath_descdma_cleanup(struct ath_softc *sc, - struct ath_descdma *dd, - struct list_head *head) -{ - dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc, - dd->dd_desc_paddr); - - INIT_LIST_HEAD(head); - kfree(dd->dd_bufptr); - memset(dd, 0, sizeof(*dd)); -} - /************************/ /* Module Hooks */ /************************/ @@ -981,19 +918,11 @@ static int __init ath9k_init(void) { int error; - /* Register rate control algorithm */ - error = ath_rate_control_register(); - if (error != 0) { - pr_err("Unable to register rate control algorithm: %d\n", - error); - goto err_out; - } - error = ath_pci_init(); if (error < 0) { pr_err("No PCI devices found, driver not installed\n"); error = -ENODEV; - goto err_rate_unregister; + goto err_out; } error = ath_ahb_init(); @@ -1006,9 +935,6 @@ static int __init ath9k_init(void) err_pci_exit: ath_pci_exit(); - - err_rate_unregister: - ath_rate_control_unregister(); err_out: return error; } @@ -1019,7 +945,6 @@ static void __exit ath9k_exit(void) is_ath9k_unloaded = true; ath_ahb_exit(); ath_pci_exit(); - ath_rate_control_unregister(); pr_info("%s: Driver unloaded\n", dev_info); } module_exit(ath9k_exit); diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index ade3afb21f9..72a715fe8f2 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -28,21 +28,28 @@ void ath_tx_complete_poll_work(struct work_struct *work) int i; bool needreset = false; - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) - if (ATH_TXQ_SETUP(sc, i)) { - txq = &sc->tx.txq[i]; - ath_txq_lock(sc, txq); - if (txq->axq_depth) { - if (txq->axq_tx_inprogress) { - needreset = true; - ath_txq_unlock(sc, txq); - break; - } else { - txq->axq_tx_inprogress = true; - } + + if (sc->tx99_state) { + ath_dbg(ath9k_hw_common(sc->sc_ah), RESET, + "skip tx hung detection on tx99\n"); + return; + } + + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + txq = sc->tx.txq_map[i]; + + ath_txq_lock(sc, txq); + if (txq->axq_depth) { + if (txq->axq_tx_inprogress) { + needreset = true; + ath_txq_unlock(sc, txq); + break; + } else { + txq->axq_tx_inprogress = true; } - ath_txq_unlock_complete(sc, txq); } + ath_txq_unlock(sc, txq); + } if (needreset) { ath_dbg(ath9k_hw_common(sc->sc_ah), RESET, @@ -58,50 +65,26 @@ void ath_tx_complete_poll_work(struct work_struct *work) /* * Checks if the BB/MAC is hung. */ -void ath_hw_check(struct work_struct *work) +bool ath_hw_check(struct ath_softc *sc) { - struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work); struct ath_common *common = ath9k_hw_common(sc->sc_ah); - unsigned long flags; - int busy; - u8 is_alive, nbeacon = 1; enum ath_reset_type type; + bool is_alive; ath9k_ps_wakeup(sc); + is_alive = ath9k_hw_check_alive(sc->sc_ah); - if (is_alive && !AR_SREV_9300(sc->sc_ah)) - goto out; - else if (!is_alive && AR_SREV_9300(sc->sc_ah)) { + if (!is_alive) { ath_dbg(common, RESET, - "DCU stuck is detected. Schedule chip reset\n"); + "HW hang detected, schedule chip reset\n"); type = RESET_TYPE_MAC_HANG; - goto sched_reset; + ath9k_queue_reset(sc, type); } - spin_lock_irqsave(&common->cc_lock, flags); - busy = ath_update_survey_stats(sc); - spin_unlock_irqrestore(&common->cc_lock, flags); - - ath_dbg(common, RESET, "Possible baseband hang, busy=%d (try %d)\n", - busy, sc->hw_busy_count + 1); - if (busy >= 99) { - if (++sc->hw_busy_count >= 3) { - type = RESET_TYPE_BB_HANG; - goto sched_reset; - } - } else if (busy >= 0) { - sc->hw_busy_count = 0; - nbeacon = 3; - } - - ath_start_rx_poll(sc, nbeacon); - goto out; - -sched_reset: - ath9k_queue_reset(sc, type); -out: ath9k_ps_restore(sc); + + return is_alive; } /* @@ -132,13 +115,17 @@ void ath_hw_pll_work(struct work_struct *work) u32 pll_sqsum; struct ath_softc *sc = container_of(work, struct ath_softc, hw_pll_work.work); + struct ath_common *common = ath9k_hw_common(sc->sc_ah); /* * ensure that the PLL WAR is executed only * after the STA is associated (or) if the * beaconing had started in interfaces that * uses beacons. */ - if (!test_bit(SC_OP_BEACONS, &sc->sc_flags)) + if (!test_bit(ATH_OP_BEACONS, &common->op_flags)) + return; + + if (sc->tx99_state) return; ath9k_ps_wakeup(sc); @@ -152,28 +139,6 @@ void ath_hw_pll_work(struct work_struct *work) } /* - * RX Polling - monitors baseband hangs. - */ -void ath_start_rx_poll(struct ath_softc *sc, u8 nbeacon) -{ - if (!AR_SREV_9300(sc->sc_ah)) - return; - - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) - return; - - mod_timer(&sc->rx_poll_timer, jiffies + msecs_to_jiffies - (nbeacon * sc->cur_beacon_conf.beacon_interval)); -} - -void ath_rx_poll(unsigned long data) -{ - struct ath_softc *sc = (struct ath_softc *)data; - - ieee80211_queue_work(sc->hw, &sc->hw_check_work); -} - -/* * PA Pre-distortion. */ static void ath_paprd_activate(struct ath_softc *sc) @@ -183,7 +148,7 @@ static void ath_paprd_activate(struct ath_softc *sc) struct ath9k_hw_cal_data *caldata = ah->caldata; int chain; - if (!caldata || !caldata->paprd_done) { + if (!caldata || !test_bit(PAPRD_DONE, &caldata->cal_flags)) { ath_dbg(common, CALIBRATE, "Failed to activate PAPRD\n"); return; } @@ -213,7 +178,7 @@ static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int txctl.txq = sc->tx.txq_map[IEEE80211_AC_BE]; memset(tx_info, 0, sizeof(*tx_info)); - tx_info->band = hw->conf.channel->band; + tx_info->band = hw->conf.chandef.chan->band; tx_info->flags |= IEEE80211_TX_CTL_NO_ACK; tx_info->control.rates[0].idx = 0; tx_info->control.rates[0].count = 1; @@ -255,7 +220,9 @@ void ath_paprd_calibrate(struct work_struct *work) int len = 1800; int ret; - if (!caldata || !caldata->paprd_packet_sent || caldata->paprd_done) { + if (!caldata || + !test_bit(PAPRD_PACKET_SENT, &caldata->cal_flags) || + test_bit(PAPRD_DONE, &caldata->cal_flags)) { ath_dbg(common, CALIBRATE, "Skipping PAPRD calibration\n"); return; } @@ -315,7 +282,7 @@ void ath_paprd_calibrate(struct work_struct *work) kfree_skb(skb); if (chain_ok) { - caldata->paprd_done = true; + set_bit(PAPRD_DONE, &caldata->cal_flags); ath_paprd_activate(sc); } @@ -342,7 +309,7 @@ void ath_ani_calibrate(unsigned long data) u32 cal_interval, short_cal_interval, long_cal_interval; unsigned long flags; - if (ah->caldata && ah->caldata->nfcal_interference) + if (ah->caldata && test_bit(NFCAL_INTF, &ah->caldata->cal_flags)) long_cal_interval = ATH_LONG_CALINTERVAL_INT; else long_cal_interval = ATH_LONG_CALINTERVAL; @@ -389,19 +356,17 @@ void ath_ani_calibrate(unsigned long data) } /* Verify whether we must check ANI */ - if (sc->sc_ah->config.enable_ani - && (timestamp - common->ani.checkani_timer) >= - ah->config.ani_poll_interval) { + if ((timestamp - common->ani.checkani_timer) >= ah->config.ani_poll_interval) { aniflag = true; common->ani.checkani_timer = timestamp; } /* Call ANI routine if necessary */ if (aniflag) { - spin_lock_irqsave(&common->cc_lock, flags); + spin_lock(&common->cc_lock); ath9k_hw_ani_monitor(ah, ah->curchan); ath_update_survey_stats(sc); - spin_unlock_irqrestore(&common->cc_lock, flags); + spin_unlock(&common->cc_lock); } /* Perform calibration if necessary */ @@ -417,7 +382,6 @@ void ath_ani_calibrate(unsigned long data) longcal ? "long" : "", shortcal ? "short" : "", aniflag ? "ani" : "", common->ani.caldone ? "true" : "false"); - ath9k_debug_samp_bb_mac(sc); ath9k_ps_restore(sc); set_timer: @@ -427,16 +391,14 @@ set_timer: * short calibration and long calibration. */ cal_interval = ATH_LONG_CALINTERVAL; - if (sc->sc_ah->config.enable_ani) - cal_interval = min(cal_interval, - (u32)ah->config.ani_poll_interval); + cal_interval = min(cal_interval, (u32)ah->config.ani_poll_interval); if (!common->ani.caldone) cal_interval = min(cal_interval, (u32)short_cal_interval); mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval)); if (ar9003_is_paprd_enabled(ah) && ah->caldata) { - if (!ah->caldata->paprd_done) { + if (!test_bit(PAPRD_DONE, &ah->caldata->cal_flags)) { ieee80211_queue_work(sc->hw, &sc->paprd_work); } else if (!ah->paprd_table_write_done) { ath9k_ps_wakeup(sc); @@ -453,7 +415,7 @@ void ath_start_ani(struct ath_softc *sc) unsigned long timestamp = jiffies_to_msecs(jiffies); if (common->disable_ani || - !test_bit(SC_OP_ANI_RUN, &sc->sc_flags) || + !test_bit(ATH_OP_ANI_RUN, &common->op_flags) || (sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) return; @@ -477,6 +439,7 @@ void ath_stop_ani(struct ath_softc *sc) void ath_check_ani(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_beacon_config *cur_conf = &sc->cur_beacon_conf; /* @@ -492,23 +455,23 @@ void ath_check_ani(struct ath_softc *sc) * Disable ANI only when there are no * associated stations. */ - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) + if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) goto stop_ani; } } else if (ah->opmode == NL80211_IFTYPE_STATION) { - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) + if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) goto stop_ani; } - if (!test_bit(SC_OP_ANI_RUN, &sc->sc_flags)) { - set_bit(SC_OP_ANI_RUN, &sc->sc_flags); + if (!test_bit(ATH_OP_ANI_RUN, &common->op_flags)) { + set_bit(ATH_OP_ANI_RUN, &common->op_flags); ath_start_ani(sc); } return; stop_ani: - clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); + clear_bit(ATH_OP_ANI_RUN, &common->op_flags); ath_stop_ani(sc); } @@ -520,7 +483,8 @@ void ath_update_survey_nf(struct ath_softc *sc, int channel) if (chan->noisefloor) { survey->filled |= SURVEY_INFO_NOISE_DBM; - survey->noise = ath9k_hw_getchan_noise(ah, chan); + survey->noise = ath9k_hw_getchan_noise(ah, chan, + chan->noisefloor); } } diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index b42be910a83..275205ab5f1 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -374,7 +374,6 @@ EXPORT_SYMBOL(ath9k_hw_releasetxqueue); bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) { struct ath_common *common = ath9k_hw_common(ah); - struct ath9k_channel *chan = ah->curchan; struct ath9k_tx_queue_info *qi; u32 cwMin, chanCwMin, value; @@ -387,10 +386,7 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) ath_dbg(common, QUEUE, "Reset TX queue: %u\n", q); if (qi->tqi_cwmin == ATH9K_TXQ_USEDEFAULT) { - if (chan && IS_CHAN_B(chan)) - chanCwMin = INIT_CWMIN_11B; - else - chanCwMin = INIT_CWMIN; + chanCwMin = INIT_CWMIN; for (cwMin = 1; cwMin < chanCwMin; cwMin = (cwMin << 1) | 1); } else @@ -410,7 +406,7 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) REG_WRITE(ah, AR_QMISC(q), AR_Q_MISC_DCU_EARLY_TERM_REQ); - if (AR_SREV_9340(ah)) + if (AR_SREV_9340(ah) && !AR_SREV_9340_13_OR_LATER(ah)) REG_WRITE(ah, AR_DMISC(q), AR_D_MISC_CW_BKOFF_EN | AR_D_MISC_FRAG_WAIT_EN | 0x1); else @@ -485,8 +481,7 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) | AR_Q_MISC_CBR_INCR_DIS0); value = (qi->tqi_readyTime - (ah->config.sw_beacon_response_time - - ah->config.dma_beacon_response_time) - - ah->config.additional_swba_backoff) * 1024; + ah->config.dma_beacon_response_time)) * 1024; REG_WRITE(ah, AR_QRDYTIMECFG(q), value | AR_Q_RDYTIMECFG_EN); REG_SET_BIT(ah, AR_DMISC(q), @@ -547,31 +542,32 @@ int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds, rs->rs_status = 0; rs->rs_flags = 0; + rs->flag = 0; rs->rs_datalen = ads.ds_rxstatus1 & AR_DataLen; rs->rs_tstamp = ads.AR_RcvTimestamp; if (ads.ds_rxstatus8 & AR_PostDelimCRCErr) { rs->rs_rssi = ATH9K_RSSI_BAD; - rs->rs_rssi_ctl0 = ATH9K_RSSI_BAD; - rs->rs_rssi_ctl1 = ATH9K_RSSI_BAD; - rs->rs_rssi_ctl2 = ATH9K_RSSI_BAD; - rs->rs_rssi_ext0 = ATH9K_RSSI_BAD; - rs->rs_rssi_ext1 = ATH9K_RSSI_BAD; - rs->rs_rssi_ext2 = ATH9K_RSSI_BAD; + rs->rs_rssi_ctl[0] = ATH9K_RSSI_BAD; + rs->rs_rssi_ctl[1] = ATH9K_RSSI_BAD; + rs->rs_rssi_ctl[2] = ATH9K_RSSI_BAD; + rs->rs_rssi_ext[0] = ATH9K_RSSI_BAD; + rs->rs_rssi_ext[1] = ATH9K_RSSI_BAD; + rs->rs_rssi_ext[2] = ATH9K_RSSI_BAD; } else { rs->rs_rssi = MS(ads.ds_rxstatus4, AR_RxRSSICombined); - rs->rs_rssi_ctl0 = MS(ads.ds_rxstatus0, + rs->rs_rssi_ctl[0] = MS(ads.ds_rxstatus0, AR_RxRSSIAnt00); - rs->rs_rssi_ctl1 = MS(ads.ds_rxstatus0, + rs->rs_rssi_ctl[1] = MS(ads.ds_rxstatus0, AR_RxRSSIAnt01); - rs->rs_rssi_ctl2 = MS(ads.ds_rxstatus0, + rs->rs_rssi_ctl[2] = MS(ads.ds_rxstatus0, AR_RxRSSIAnt02); - rs->rs_rssi_ext0 = MS(ads.ds_rxstatus4, + rs->rs_rssi_ext[0] = MS(ads.ds_rxstatus4, AR_RxRSSIAnt10); - rs->rs_rssi_ext1 = MS(ads.ds_rxstatus4, + rs->rs_rssi_ext[1] = MS(ads.ds_rxstatus4, AR_RxRSSIAnt11); - rs->rs_rssi_ext2 = MS(ads.ds_rxstatus4, + rs->rs_rssi_ext[2] = MS(ads.ds_rxstatus4, AR_RxRSSIAnt12); } if (ads.ds_rxstatus8 & AR_RxKeyIdxValid) @@ -582,14 +578,21 @@ int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds, rs->rs_rate = MS(ads.ds_rxstatus0, AR_RxRate); rs->rs_more = (ads.ds_rxstatus1 & AR_RxMore) ? 1 : 0; + rs->rs_firstaggr = (ads.ds_rxstatus8 & AR_RxFirstAggr) ? 1 : 0; rs->rs_isaggr = (ads.ds_rxstatus8 & AR_RxAggr) ? 1 : 0; - rs->rs_moreaggr = - (ads.ds_rxstatus8 & AR_RxMoreAggr) ? 1 : 0; + rs->rs_moreaggr = (ads.ds_rxstatus8 & AR_RxMoreAggr) ? 1 : 0; rs->rs_antenna = MS(ads.ds_rxstatus3, AR_RxAntenna); - rs->rs_flags = - (ads.ds_rxstatus3 & AR_GI) ? ATH9K_RX_GI : 0; - rs->rs_flags |= - (ads.ds_rxstatus3 & AR_2040) ? ATH9K_RX_2040 : 0; + + /* directly mapped flags for ieee80211_rx_status */ + rs->flag |= + (ads.ds_rxstatus3 & AR_GI) ? RX_FLAG_SHORT_GI : 0; + rs->flag |= + (ads.ds_rxstatus3 & AR_2040) ? RX_FLAG_40MHZ : 0; + if (AR_SREV_9280_20_OR_LATER(ah)) + rs->flag |= + (ads.ds_rxstatus3 & AR_STBC) ? + /* we can only Nss=1 STBC */ + (1 << RX_FLAG_STBC_SHIFT) : 0; if (ads.ds_rxstatus8 & AR_PreDelimCRCErr) rs->rs_flags |= ATH9K_RX_DELIM_CRC_PRE; @@ -605,16 +608,24 @@ int ath9k_hw_rxprocdesc(struct ath_hw *ah, struct ath_desc *ds, * reported, then decryption and MIC errors are irrelevant, * the frame is going to be dropped either way */ - if (ads.ds_rxstatus8 & AR_CRCErr) - rs->rs_status |= ATH9K_RXERR_CRC; - else if (ads.ds_rxstatus8 & AR_PHYErr) { + if (ads.ds_rxstatus8 & AR_PHYErr) { rs->rs_status |= ATH9K_RXERR_PHY; phyerr = MS(ads.ds_rxstatus8, AR_PHYErrCode); rs->rs_phyerr = phyerr; - } else if (ads.ds_rxstatus8 & AR_DecryptCRCErr) + } else if (ads.ds_rxstatus8 & AR_CRCErr) + rs->rs_status |= ATH9K_RXERR_CRC; + else if (ads.ds_rxstatus8 & AR_DecryptCRCErr) rs->rs_status |= ATH9K_RXERR_DECRYPT; else if (ads.ds_rxstatus8 & AR_MichaelErr) rs->rs_status |= ATH9K_RXERR_MIC; + } else { + if (ads.ds_rxstatus8 & + (AR_CRCErr | AR_PHYErr | AR_DecryptCRCErr | AR_MichaelErr)) + rs->rs_status |= ATH9K_RXERR_CORRUPT_DESC; + + /* Only up to MCS16 supported, everything above is invalid */ + if (rs->rs_rate >= 0x90) + rs->rs_status |= ATH9K_RXERR_CORRUPT_DESC; } if (ads.ds_rxstatus8 & AR_KeyMiss) @@ -816,7 +827,7 @@ void ath9k_hw_enable_interrupts(struct ath_hw *ah) return; } - if (AR_SREV_9340(ah) || AR_SREV_9550(ah)) + if (AR_SREV_9340(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) sync_default &= ~AR_INTR_SYNC_HOST1_FATAL; async_mask = AR_INTR_MAC_IRQ; @@ -911,11 +922,29 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah) mask2 |= AR_IMR_S2_CST; } + if (ah->config.hw_hang_checks & HW_BB_WATCHDOG) { + if (ints & ATH9K_INT_BB_WATCHDOG) { + mask |= AR_IMR_BCNMISC; + mask2 |= AR_IMR_S2_BB_WATCHDOG; + } + } + ath_dbg(common, INTERRUPT, "new IMR 0x%x\n", mask); REG_WRITE(ah, AR_IMR, mask); - ah->imrs2_reg &= ~(AR_IMR_S2_TIM | AR_IMR_S2_DTIM | AR_IMR_S2_DTIMSYNC | - AR_IMR_S2_CABEND | AR_IMR_S2_CABTO | - AR_IMR_S2_TSFOOR | AR_IMR_S2_GTT | AR_IMR_S2_CST); + ah->imrs2_reg &= ~(AR_IMR_S2_TIM | + AR_IMR_S2_DTIM | + AR_IMR_S2_DTIMSYNC | + AR_IMR_S2_CABEND | + AR_IMR_S2_CABTO | + AR_IMR_S2_TSFOOR | + AR_IMR_S2_GTT | + AR_IMR_S2_CST); + + if (ah->config.hw_hang_checks & HW_BB_WATCHDOG) { + if (ints & ATH9K_INT_BB_WATCHDOG) + ah->imrs2_reg &= ~AR_IMR_S2_BB_WATCHDOG; + } + ah->imrs2_reg |= mask2; REG_WRITE(ah, AR_IMR_S2, ah->imrs2_reg); @@ -929,3 +958,25 @@ void ath9k_hw_set_interrupts(struct ath_hw *ah) return; } EXPORT_SYMBOL(ath9k_hw_set_interrupts); + +#define ATH9K_HW_MAX_DCU 10 +#define ATH9K_HW_SLICE_PER_DCU 16 +#define ATH9K_HW_BIT_IN_SLICE 16 +void ath9k_hw_set_tx_filter(struct ath_hw *ah, u8 destidx, bool set) +{ + int dcu_idx; + u32 filter; + + for (dcu_idx = 0; dcu_idx < 10; dcu_idx++) { + filter = SM(set, AR_D_TXBLK_WRITE_COMMAND); + filter |= SM(dcu_idx, AR_D_TXBLK_WRITE_DCU); + filter |= SM((destidx / ATH9K_HW_SLICE_PER_DCU), + AR_D_TXBLK_WRITE_SLICE); + filter |= BIT(destidx % ATH9K_HW_BIT_IN_SLICE); + ath_dbg(ath9k_hw_common(ah), PS, + "DCU%d staid %d set %d txfilter %08x\n", + dcu_idx, destidx, set, filter); + REG_WRITE(ah, AR_D_TXBLK_BASE, filter); + } +} +EXPORT_SYMBOL(ath9k_hw_set_tx_filter); diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h index 4a745e68dd9..da768675753 100644 --- a/drivers/net/wireless/ath/ath9k/mac.h +++ b/drivers/net/wireless/ath/ath9k/mac.h @@ -133,13 +133,10 @@ struct ath_rx_status { u8 rs_rate; u8 rs_antenna; u8 rs_more; - int8_t rs_rssi_ctl0; - int8_t rs_rssi_ctl1; - int8_t rs_rssi_ctl2; - int8_t rs_rssi_ext0; - int8_t rs_rssi_ext1; - int8_t rs_rssi_ext2; + int8_t rs_rssi_ctl[3]; + int8_t rs_rssi_ext[3]; u8 rs_isaggr; + u8 rs_firstaggr; u8 rs_moreaggr; u8 rs_num_delims; u8 rs_flags; @@ -149,6 +146,7 @@ struct ath_rx_status { u32 evm2; u32 evm3; u32 evm4; + u32 flag; /* see enum mac80211_rx_flags */ }; struct ath_htc_rx_status { @@ -157,12 +155,8 @@ struct ath_htc_rx_status { u8 rs_status; u8 rs_phyerr; int8_t rs_rssi; - int8_t rs_rssi_ctl0; - int8_t rs_rssi_ctl1; - int8_t rs_rssi_ctl2; - int8_t rs_rssi_ext0; - int8_t rs_rssi_ext1; - int8_t rs_rssi_ext2; + int8_t rs_rssi_ctl[3]; + int8_t rs_rssi_ext[3]; u8 rs_keyix; u8 rs_rate; u8 rs_antenna; @@ -172,6 +166,7 @@ struct ath_htc_rx_status { u8 rs_num_delims; u8 rs_flags; u8 rs_dummy; + /* FIXME: evm* never used? */ __be32 evm0; __be32 evm1; __be32 evm2; @@ -183,6 +178,7 @@ struct ath_htc_rx_status { #define ATH9K_RXERR_DECRYPT 0x08 #define ATH9K_RXERR_MIC 0x10 #define ATH9K_RXERR_KEYMISS 0x20 +#define ATH9K_RXERR_CORRUPT_DESC 0x40 #define ATH9K_RX_MORE 0x01 #define ATH9K_RX_MORE_AGGR 0x02 @@ -226,7 +222,8 @@ enum ath9k_phyerr { ATH9K_PHYERR_HT_LENGTH_ILLEGAL = 35, ATH9K_PHYERR_HT_RATE_ILLEGAL = 36, - ATH9K_PHYERR_MAX = 37, + ATH9K_PHYERR_SPECTRAL = 38, + ATH9K_PHYERR_MAX = 39, }; struct ath_desc { @@ -531,7 +528,8 @@ struct ar5416_desc { #define AR_2040 0x00000002 #define AR_Parallel40 0x00000004 #define AR_Parallel40_S 2 -#define AR_RxStatusRsvd30 0x000000f8 +#define AR_STBC 0x00000008 /* on ar9280 and later */ +#define AR_RxStatusRsvd30 0x000000f0 #define AR_RxAntenna 0xffffff00 #define AR_RxAntenna_S 8 @@ -565,6 +563,7 @@ struct ar5416_desc { #define AR_RxAggr 0x00020000 #define AR_PostDelimCRCErr 0x00040000 #define AR_RxStatusRsvd71 0x3ff80000 +#define AR_RxFirstAggr 0x20000000 #define AR_DecryptBusyErr 0x40000000 #define AR_KeyMiss 0x80000000 @@ -597,8 +596,6 @@ enum ath9k_tx_queue_flags { #define ATH9K_TXQ_USE_LOCKOUT_BKOFF_DIS 0x00000001 #define ATH9K_DECOMP_MASK_SIZE 128 -#define ATH9K_READY_TIME_LO_BOUND 50 -#define ATH9K_READY_TIME_HI_BOUND 96 enum ath9k_pkt_type { ATH9K_PKT_TYPE_NORMAL = 0, @@ -732,6 +729,7 @@ void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning); void ath9k_hw_abortpcurecv(struct ath_hw *ah); bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset); int ath9k_hw_beaconq_setup(struct ath_hw *ah); +void ath9k_hw_set_tx_filter(struct ath_hw *ah, u8 destidx, bool set); /* Interrupt Handling */ bool ath9k_hw_intrpend(struct ath_hw *ah); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index be30a9af152..62ac95d6bb9 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -82,6 +82,22 @@ static bool ath9k_setpower(struct ath_softc *sc, enum ath9k_power_mode mode) return ret; } +void ath_ps_full_sleep(unsigned long data) +{ + struct ath_softc *sc = (struct ath_softc *) data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + bool reset; + + spin_lock(&common->cc_lock); + ath_hw_cycle_counters_update(common); + spin_unlock(&common->cc_lock); + + ath9k_hw_setrxabort(sc->sc_ah, 1); + ath9k_hw_stopdmarecv(sc->sc_ah, &reset); + + ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); +} + void ath9k_ps_wakeup(struct ath_softc *sc) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -92,6 +108,7 @@ void ath9k_ps_wakeup(struct ath_softc *sc) if (++sc->ps_usecount != 1) goto unlock; + del_timer_sync(&sc->sleep_timer); power_mode = sc->sc_ah->power_mode; ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE); @@ -117,17 +134,17 @@ void ath9k_ps_restore(struct ath_softc *sc) struct ath_common *common = ath9k_hw_common(sc->sc_ah); enum ath9k_power_mode mode; unsigned long flags; - bool reset; spin_lock_irqsave(&sc->sc_pm_lock, flags); if (--sc->ps_usecount != 0) goto unlock; if (sc->ps_idle) { - ath9k_hw_setrxabort(sc->sc_ah, 1); - ath9k_hw_stopdmarecv(sc->sc_ah, &reset); - mode = ATH9K_PM_FULL_SLEEP; - } else if (sc->ps_enabled && + mod_timer(&sc->sleep_timer, jiffies + HZ / 10); + goto unlock; + } + + if (sc->ps_enabled && !(sc->ps_flags & (PS_WAIT_FOR_BEACON | PS_WAIT_FOR_CAB | PS_WAIT_FOR_PSPOLL_DATA | @@ -153,7 +170,6 @@ void ath9k_ps_restore(struct ath_softc *sc) static void __ath_cancel_work(struct ath_softc *sc) { cancel_work_sync(&sc->paprd_work); - cancel_work_sync(&sc->hw_check_work); cancel_delayed_work_sync(&sc->tx_complete_work); cancel_delayed_work_sync(&sc->hw_pll_work); @@ -163,53 +179,38 @@ static void __ath_cancel_work(struct ath_softc *sc) #endif } -static void ath_cancel_work(struct ath_softc *sc) +void ath_cancel_work(struct ath_softc *sc) { __ath_cancel_work(sc); cancel_work_sync(&sc->hw_reset_work); } -static void ath_restart_work(struct ath_softc *sc) +void ath_restart_work(struct ath_softc *sc) { ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0); - if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9485(sc->sc_ah) || - AR_SREV_9550(sc->sc_ah)) + if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah)) ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, msecs_to_jiffies(ATH_PLL_WORK_INTERVAL)); - ath_start_rx_poll(sc, 3); ath_start_ani(sc); } -static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush) +static bool ath_prepare_reset(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; bool ret = true; ieee80211_stop_queues(sc->hw); - - sc->hw_busy_count = 0; ath_stop_ani(sc); - del_timer_sync(&sc->rx_poll_timer); - - ath9k_debug_samp_bb_mac(sc); ath9k_hw_disable_interrupts(ah); - if (!ath_stoprecv(sc)) + if (!ath_drain_all_txq(sc)) ret = false; - if (!ath_drain_all_txq(sc, retry_tx)) + if (!ath_stoprecv(sc)) ret = false; - if (!flush) { - if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) - ath_rx_tasklet(sc, 1, true); - ath_rx_tasklet(sc, 1, false); - } else { - ath_flushrecv(sc); - } - return ret; } @@ -218,6 +219,7 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); unsigned long flags; + int i; if (ath_startrecv(sc) != 0) { ath_err(common, "Unable to restart recv logic\n"); @@ -227,46 +229,54 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) ath9k_cmn_update_txpow(ah, sc->curtxpow, sc->config.txpowlimit, &sc->curtxpow); - clear_bit(SC_OP_HW_RESET, &sc->sc_flags); + clear_bit(ATH_OP_HW_RESET, &common->op_flags); ath9k_hw_set_interrupts(ah); ath9k_hw_enable_interrupts(ah); if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) && start) { - if (!test_bit(SC_OP_BEACONS, &sc->sc_flags)) + if (!test_bit(ATH_OP_BEACONS, &common->op_flags)) goto work; - ath9k_set_beacon(sc); - if (ah->opmode == NL80211_IFTYPE_STATION && - test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) { + test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) { spin_lock_irqsave(&sc->sc_pm_lock, flags); sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON; spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + } else { + ath9k_set_beacon(sc); } work: ath_restart_work(sc); - } - if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3) - ath_ant_comb_update(sc); + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { + if (!ATH_TXQ_SETUP(sc, i)) + continue; + spin_lock_bh(&sc->tx.txq[i].axq_lock); + ath_txq_schedule(sc, &sc->tx.txq[i]); + spin_unlock_bh(&sc->tx.txq[i].axq_lock); + } + } + + sc->gtt_cnt = 0; ieee80211_wake_queues(sc->hw); + ath9k_p2p_ps_timer(sc); + return true; } -static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, - bool retry_tx) +static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_hw_cal_data *caldata = NULL; bool fastcc = true; - bool flush = false; int r; __ath_cancel_work(sc); + tasklet_disable(&sc->intr_tq); spin_lock_bh(&sc->sc_pcu_lock); if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) { @@ -276,11 +286,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, if (!hchan) { fastcc = false; - flush = true; hchan = ah->curchan; } - if (!ath_prepare_reset(sc, retry_tx, flush)) + if (!ath_prepare_reset(sc)) fastcc = false; ath_dbg(common, CONFIG, "Reset to %u MHz, HT40: %d fastcc: %d\n", @@ -290,6 +299,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, if (r) { ath_err(common, "Unable to reset channel, reset status %d\n", r); + + ath9k_hw_enable_interrupts(ah); + ath9k_queue_reset(sc, RESET_TYPE_BB_HANG); + goto out; } @@ -302,6 +315,8 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan, out: spin_unlock_bh(&sc->sc_pcu_lock); + tasklet_enable(&sc->intr_tq); + return r; } @@ -311,45 +326,110 @@ out: * by reseting the chip. To accomplish this we must first cleanup any pending * DMA, then restart stuff. */ -static int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw, - struct ath9k_channel *hchan) +static int ath_set_channel(struct ath_softc *sc, struct cfg80211_chan_def *chandef) { + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_hw *hw = sc->hw; + struct ath9k_channel *hchan; + struct ieee80211_channel *chan = chandef->chan; + bool offchannel; + int pos = chan->hw_value; + int old_pos = -1; int r; - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) + if (test_bit(ATH_OP_INVALID, &common->op_flags)) return -EIO; - r = ath_reset_internal(sc, hchan, false); + offchannel = !!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL); - return r; + if (ah->curchan) + old_pos = ah->curchan - &ah->channels[0]; + + ath_dbg(common, CONFIG, "Set channel: %d MHz width: %d\n", + chan->center_freq, chandef->width); + + /* update survey stats for the old channel before switching */ + spin_lock_bh(&common->cc_lock); + ath_update_survey_stats(sc); + spin_unlock_bh(&common->cc_lock); + + ath9k_cmn_get_channel(hw, ah, chandef); + + /* + * If the operating channel changes, change the survey in-use flags + * along with it. + * Reset the survey data for the new channel, unless we're switching + * back to the operating channel from an off-channel operation. + */ + if (!offchannel && sc->cur_survey != &sc->survey[pos]) { + if (sc->cur_survey) + sc->cur_survey->filled &= ~SURVEY_INFO_IN_USE; + + sc->cur_survey = &sc->survey[pos]; + + memset(sc->cur_survey, 0, sizeof(struct survey_info)); + sc->cur_survey->filled |= SURVEY_INFO_IN_USE; + } else if (!(sc->survey[pos].filled & SURVEY_INFO_IN_USE)) { + memset(&sc->survey[pos], 0, sizeof(struct survey_info)); + } + + hchan = &sc->sc_ah->channels[pos]; + r = ath_reset_internal(sc, hchan); + if (r) + return r; + + /* + * The most recent snapshot of channel->noisefloor for the old + * channel is only available after the hardware reset. Copy it to + * the survey stats now. + */ + if (old_pos >= 0) + ath_update_survey_nf(sc, old_pos); + + /* + * Enable radar pulse detection if on a DFS channel. Spectral + * scanning and radar detection can not be used concurrently. + */ + if (hw->conf.radar_enabled) { + u32 rxfilter; + + /* set HW specific DFS configuration */ + ath9k_hw_set_radar_params(ah); + rxfilter = ath9k_hw_getrxfilter(ah); + rxfilter |= ATH9K_RX_FILTER_PHYRADAR | + ATH9K_RX_FILTER_PHYERR; + ath9k_hw_setrxfilter(ah, rxfilter); + ath_dbg(common, DFS, "DFS enabled at freq %d\n", + chan->center_freq); + } else { + /* perform spectral scan if requested. */ + if (test_bit(ATH_OP_SCANNING, &common->op_flags) && + sc->spectral_mode == SPECTRAL_CHANSCAN) + ath9k_spectral_scan_trigger(hw); + } + + return 0; } static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta, struct ieee80211_vif *vif) { struct ath_node *an; - u8 density; an = (struct ath_node *)sta->drv_priv; an->sc = sc; an->sta = sta; an->vif = vif; + memset(&an->key_idx, 0, sizeof(an->key_idx)); - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) { - ath_tx_node_init(sc, an); - an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + - sta->ht_cap.ampdu_factor); - density = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density); - an->mpdudensity = density; - } + ath_tx_node_init(sc, an); } static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta) { struct ath_node *an = (struct ath_node *)sta->drv_priv; - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) - ath_tx_node_cleanup(sc, an); + ath_tx_node_cleanup(sc, an); } void ath9k_tasklet(unsigned long data) @@ -365,16 +445,52 @@ void ath9k_tasklet(unsigned long data) ath9k_ps_wakeup(sc); spin_lock(&sc->sc_pcu_lock); - if ((status & ATH9K_INT_FATAL) || + if (status & ATH9K_INT_FATAL) { + type = RESET_TYPE_FATAL_INT; + ath9k_queue_reset(sc, type); + + /* + * Increment the ref. counter here so that + * interrupts are enabled in the reset routine. + */ + atomic_inc(&ah->intr_ref_cnt); + ath_dbg(common, RESET, "FATAL: Skipping interrupts\n"); + goto out; + } + + if ((ah->config.hw_hang_checks & HW_BB_WATCHDOG) && (status & ATH9K_INT_BB_WATCHDOG)) { + spin_lock(&common->cc_lock); + ath_hw_cycle_counters_update(common); + ar9003_hw_bb_watchdog_dbg_info(ah); + spin_unlock(&common->cc_lock); - if (status & ATH9K_INT_FATAL) - type = RESET_TYPE_FATAL_INT; - else + if (ar9003_hw_bb_watchdog_check(ah)) { type = RESET_TYPE_BB_WATCHDOG; + ath9k_queue_reset(sc, type); - ath9k_queue_reset(sc, type); - goto out; + /* + * Increment the ref. counter here so that + * interrupts are enabled in the reset routine. + */ + atomic_inc(&ah->intr_ref_cnt); + ath_dbg(common, RESET, + "BB_WATCHDOG: Skipping interrupts\n"); + goto out; + } + } + + if (status & ATH9K_INT_GTT) { + sc->gtt_cnt++; + + if ((sc->gtt_cnt >= MAX_GTT_CNT) && !ath9k_hw_check_alive(ah)) { + type = RESET_TYPE_TX_GTT; + ath9k_queue_reset(sc, type); + atomic_inc(&ah->intr_ref_cnt); + ath_dbg(common, RESET, + "GTT: Skipping interrupts\n"); + goto out; + } } spin_lock_irqsave(&sc->sc_pm_lock, flags); @@ -404,18 +520,31 @@ void ath9k_tasklet(unsigned long data) } if (status & ATH9K_INT_TX) { - if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) + if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { + /* + * For EDMA chips, TX completion is enabled for the + * beacon queue, so if a beacon has been transmitted + * successfully after a GTT interrupt, the GTT counter + * gets reset to zero here. + */ + sc->gtt_cnt = 0; + ath_tx_edma_tasklet(sc); - else + } else { ath_tx_tasklet(sc); + } + + wake_up(&sc->tx_wait); } + if (status & ATH9K_INT_GENTIMER) + ath_gen_timer_isr(sc->sc_ah); + ath9k_btcoex_handle_interrupt(sc, status); -out: /* re-enable hardware interrupt */ ath9k_hw_enable_interrupts(ah); - +out: spin_unlock(&sc->sc_pcu_lock); ath9k_ps_restore(sc); } @@ -433,6 +562,7 @@ irqreturn_t ath_isr(int irq, void *dev) ATH9K_INT_TX | \ ATH9K_INT_BMISS | \ ATH9K_INT_CST | \ + ATH9K_INT_GTT | \ ATH9K_INT_TSFOOR | \ ATH9K_INT_GENTIMER | \ ATH9K_INT_MCI) @@ -441,6 +571,7 @@ irqreturn_t ath_isr(int irq, void *dev) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); enum ath9k_int status; + u32 sync_cause = 0; bool sched = false; /* @@ -448,7 +579,7 @@ irqreturn_t ath_isr(int irq, void *dev) * touch anything. Note this can happen early * on if the IRQ is shared. */ - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) + if (test_bit(ATH_OP_INVALID, &common->op_flags)) return IRQ_NONE; /* shared irq, not for us */ @@ -456,7 +587,7 @@ irqreturn_t ath_isr(int irq, void *dev) if (!ath9k_hw_intrpend(ah)) return IRQ_NONE; - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) { + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) { ath9k_hw_kill_interrupts(ah); return IRQ_HANDLED; } @@ -467,7 +598,8 @@ irqreturn_t ath_isr(int irq, void *dev) * bits we haven't explicitly enabled so we mask the * value to insure we only process bits we requested. */ - ath9k_hw_getisr(ah, &status); /* NB: clears ISR too */ + ath9k_hw_getisr(ah, &status, &sync_cause); /* NB: clears ISR too */ + ath9k_debug_sync_cause(sc, sync_cause); status &= ah->imask; /* discard unasked-for bits */ /* @@ -491,25 +623,19 @@ irqreturn_t ath_isr(int irq, void *dev) !(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))) goto chip_reset; - if ((ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) && - (status & ATH9K_INT_BB_WATCHDOG)) { - - spin_lock(&common->cc_lock); - ath_hw_cycle_counters_update(common); - ar9003_hw_bb_watchdog_dbg_info(ah); - spin_unlock(&common->cc_lock); - + if ((ah->config.hw_hang_checks & HW_BB_WATCHDOG) && + (status & ATH9K_INT_BB_WATCHDOG)) goto chip_reset; - } -#ifdef CONFIG_PM_SLEEP + +#ifdef CONFIG_ATH9K_WOW if (status & ATH9K_INT_BMISS) { if (atomic_read(&sc->wow_sleep_proc_intr) == 0) { - ath_dbg(common, ANY, "during WoW we got a BMISS\n"); atomic_inc(&sc->wow_got_bmiss_intr); atomic_dec(&sc->wow_sleep_proc_intr); } } #endif + if (status & ATH9K_INT_SWBA) tasklet_schedule(&sc->bcon_tasklet); @@ -549,25 +675,12 @@ chip_reset: #undef SCHED_INTR } -static int ath_reset(struct ath_softc *sc, bool retry_tx) +int ath_reset(struct ath_softc *sc) { int r; ath9k_ps_wakeup(sc); - - r = ath_reset_internal(sc, NULL, retry_tx); - - if (retry_tx) { - int i; - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { - if (ATH_TXQ_SETUP(sc, i)) { - spin_lock_bh(&sc->tx.txq[i].axq_lock); - ath_txq_schedule(sc, &sc->tx.txq[i]); - spin_unlock_bh(&sc->tx.txq[i].axq_lock); - } - } - } - + r = ath_reset_internal(sc, NULL); ath9k_ps_restore(sc); return r; @@ -575,10 +688,11 @@ static int ath_reset(struct ath_softc *sc, bool retry_tx) void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type) { + struct ath_common *common = ath9k_hw_common(sc->sc_ah); #ifdef CONFIG_ATH9K_DEBUGFS RESET_STAT_INC(sc, type); #endif - set_bit(SC_OP_HW_RESET, &sc->sc_flags); + set_bit(ATH_OP_HW_RESET, &common->op_flags); ieee80211_queue_work(sc->hw, &sc->hw_reset_work); } @@ -586,7 +700,7 @@ void ath_reset_work(struct work_struct *work) { struct ath_softc *sc = container_of(work, struct ath_softc, hw_reset_work); - ath_reset(sc, true); + ath_reset(sc); } /**********************/ @@ -598,7 +712,7 @@ static int ath9k_start(struct ieee80211_hw *hw) struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_channel *curchan = hw->conf.channel; + struct ieee80211_channel *curchan = hw->conf.chandef.chan; struct ath9k_channel *init_channel; int r; @@ -609,7 +723,7 @@ static int ath9k_start(struct ieee80211_hw *hw) ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); - init_channel = ath9k_cmn_get_curchannel(hw, ah); + init_channel = ath9k_cmn_get_channel(hw, ah, &hw->conf.chandef); /* Reset SERDES registers */ ath9k_hw_configpcipowersave(ah, false); @@ -640,19 +754,26 @@ static int ath9k_start(struct ieee80211_hw *hw) if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) ah->imask |= ATH9K_INT_RXHP | - ATH9K_INT_RXLP | - ATH9K_INT_BB_WATCHDOG; + ATH9K_INT_RXLP; else ah->imask |= ATH9K_INT_RX; - ah->imask |= ATH9K_INT_GTT; + if (ah->config.hw_hang_checks & HW_BB_WATCHDOG) + ah->imask |= ATH9K_INT_BB_WATCHDOG; + + /* + * Enable GTT interrupts only for AR9003/AR9004 chips + * for now. + */ + if (AR_SREV_9300_20_OR_LATER(ah)) + ah->imask |= ATH9K_INT_GTT; if (ah->caps.hw_caps & ATH9K_HW_CAP_HT) ah->imask |= ATH9K_INT_CST; ath_mci_enable(sc); - clear_bit(SC_OP_INVALID, &sc->sc_flags); + clear_bit(ATH_OP_INVALID, &common->op_flags); sc->sc_ah->is_monitoring = false; if (!ath_complete_reset(sc, false)) @@ -670,6 +791,8 @@ static int ath9k_start(struct ieee80211_hw *hw) */ ath9k_cmn_init_crypto(sc->sc_ah); + ath9k_hw_reset_tsf(ah); + spin_unlock_bh(&sc->sc_pcu_lock); mutex_unlock(&sc->mutex); @@ -766,9 +889,8 @@ static void ath9k_stop(struct ieee80211_hw *hw) mutex_lock(&sc->mutex); ath_cancel_work(sc); - del_timer_sync(&sc->rx_poll_timer); - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) { + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { ath_dbg(common, ANY, "Device not present\n"); mutex_unlock(&sc->mutex); return; @@ -804,7 +926,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) ath9k_hw_cfg_gpio_input(ah, ah->led_pin); } - ath_prepare_reset(sc, false, true); + ath_prepare_reset(sc); if (sc->rx.frag) { dev_kfree_skb_any(sc->rx.frag); @@ -812,7 +934,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) } if (!ah->curchan) - ah->curchan = ath9k_cmn_get_curchannel(hw, ah); + ah->curchan = ath9k_cmn_get_channel(hw, ah, &hw->conf.chandef); ath9k_hw_reset(ah, ah->curchan, ah->caldata, false); ath9k_hw_phy_disable(ah); @@ -823,7 +945,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) ath9k_ps_restore(sc); - set_bit(SC_OP_INVALID, &sc->sc_flags); + set_bit(ATH_OP_INVALID, &common->op_flags); sc->ps_idle = prev_idle; mutex_unlock(&sc->mutex); @@ -831,7 +953,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) ath_dbg(common, CONFIG, "Driver halt\n"); } -bool ath9k_uses_beacons(int type) +static bool ath9k_uses_beacons(int type) { switch (type) { case NL80211_IFTYPE_AP: @@ -848,10 +970,14 @@ static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath9k_vif_iter_data *iter_data = data; int i; - if (iter_data->hw_macaddr) + if (iter_data->has_hw_macaddr) { for (i = 0; i < ETH_ALEN; i++) iter_data->mask[i] &= ~(iter_data->hw_macaddr[i] ^ mac[i]); + } else { + memcpy(iter_data->hw_macaddr, mac, ETH_ALEN); + iter_data->has_hw_macaddr = true; + } switch (vif->type) { case NL80211_IFTYPE_AP: @@ -896,11 +1022,11 @@ void ath9k_calculate_iter_data(struct ieee80211_hw *hw, struct ath_common *common = ath9k_hw_common(ah); /* - * Use the hardware MAC address as reference, the hardware uses it - * together with the BSSID mask when matching addresses. + * Pick the MAC address of the first interface as the new hardware + * MAC address. The hardware will use it together with the BSSID mask + * when matching addresses. */ memset(iter_data, 0, sizeof(*iter_data)); - iter_data->hw_macaddr = common->macaddr; memset(&iter_data->mask, 0xff, ETH_ALEN); if (vif) @@ -910,6 +1036,8 @@ void ath9k_calculate_iter_data(struct ieee80211_hw *hw, ieee80211_iterate_active_interfaces_atomic( sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL, ath9k_vif_iter, iter_data); + + memcpy(common->macaddr, iter_data->hw_macaddr, ETH_ALEN); } /* Called with sc->mutex held. */ @@ -958,7 +1086,7 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, */ if (ah->opmode == NL80211_IFTYPE_STATION && old_opmode == NL80211_IFTYPE_AP && - test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) { + test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) { ieee80211_iterate_active_interfaces_atomic( sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL, ath9k_sta_vif_iter, sc); @@ -971,9 +1099,19 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + struct ath_vif *avp = (void *)vif->drv_priv; + struct ath_node *an = &avp->mcast_node; mutex_lock(&sc->mutex); + if (config_enabled(CONFIG_ATH9K_TX99)) { + if (sc->nvifs >= 1) { + mutex_unlock(&sc->mutex); + return -EOPNOTSUPP; + } + sc->tx99_vif = vif; + } + ath_dbg(common, CONFIG, "Attach a VIF of type: %d\n", vif->type); sc->nvifs++; @@ -984,6 +1122,14 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, if (ath9k_uses_beacons(vif->type)) ath9k_beacon_assign_slot(sc, vif); + avp->vif = vif; + + an->sc = sc; + an->sta = NULL; + an->vif = vif; + an->no_ps_filter = true; + ath_tx_node_init(sc, an); + mutex_unlock(&sc->mutex); return 0; } @@ -996,9 +1142,15 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - ath_dbg(common, CONFIG, "Change Interface\n"); mutex_lock(&sc->mutex); + if (config_enabled(CONFIG_ATH9K_TX99)) { + mutex_unlock(&sc->mutex); + return -EOPNOTSUPP; + } + + ath_dbg(common, CONFIG, "Change Interface\n"); + if (ath9k_uses_beacons(vif->type)) ath9k_beacon_remove_slot(sc, vif); @@ -1016,17 +1168,49 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, return 0; } +static void +ath9k_update_p2p_ps_timer(struct ath_softc *sc, struct ath_vif *avp) +{ + struct ath_hw *ah = sc->sc_ah; + s32 tsf, target_tsf; + + if (!avp || !avp->noa.has_next_tsf) + return; + + ath9k_hw_gen_timer_stop(ah, sc->p2p_ps_timer); + + tsf = ath9k_hw_gettsf32(sc->sc_ah); + + target_tsf = avp->noa.next_tsf; + if (!avp->noa.absent) + target_tsf -= ATH_P2P_PS_STOP_TIME; + + if (target_tsf - tsf < ATH_P2P_PS_STOP_TIME) + target_tsf = tsf + ATH_P2P_PS_STOP_TIME; + + ath9k_hw_gen_timer_start(ah, sc->p2p_ps_timer, (u32) target_tsf, 1000000); +} + static void ath9k_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_vif *avp = (void *)vif->drv_priv; ath_dbg(common, CONFIG, "Detach Interface\n"); mutex_lock(&sc->mutex); + spin_lock_bh(&sc->sc_pcu_lock); + if (avp == sc->p2p_ps_vif) { + sc->p2p_ps_vif = NULL; + ath9k_update_p2p_ps_timer(sc, NULL); + } + spin_unlock_bh(&sc->sc_pcu_lock); + sc->nvifs--; + sc->tx99_vif = NULL; if (ath9k_uses_beacons(vif->type)) ath9k_beacon_remove_slot(sc, vif); @@ -1035,6 +1219,8 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath9k_calculate_summary_state(hw, NULL); ath9k_ps_restore(sc); + ath_tx_node_cleanup(sc, &avp->mcast_node); + mutex_unlock(&sc->mutex); } @@ -1043,6 +1229,9 @@ static void ath9k_enable_ps(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + if (config_enabled(CONFIG_ATH9K_TX99)) + return; + sc->ps_enabled = true; if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { if ((ah->imask & ATH9K_INT_TIM_TIMER) == 0) { @@ -1059,6 +1248,9 @@ static void ath9k_disable_ps(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); + if (config_enabled(CONFIG_ATH9K_TX99)) + return; + sc->ps_enabled = false; ath9k_hw_setpower(ah, ATH9K_PM_AWAKE); if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { @@ -1075,6 +1267,78 @@ static void ath9k_disable_ps(struct ath_softc *sc) ath_dbg(common, PS, "PowerSave disabled\n"); } +void ath9k_spectral_scan_trigger(struct ieee80211_hw *hw) +{ + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + u32 rxfilter; + + if (config_enabled(CONFIG_ATH9K_TX99)) + return; + + if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { + ath_err(common, "spectrum analyzer not implemented on this hardware\n"); + return; + } + + ath9k_ps_wakeup(sc); + rxfilter = ath9k_hw_getrxfilter(ah); + ath9k_hw_setrxfilter(ah, rxfilter | + ATH9K_RX_FILTER_PHYRADAR | + ATH9K_RX_FILTER_PHYERR); + + /* TODO: usually this should not be neccesary, but for some reason + * (or in some mode?) the trigger must be called after the + * configuration, otherwise the register will have its values reset + * (on my ar9220 to value 0x01002310) + */ + ath9k_spectral_scan_config(hw, sc->spectral_mode); + ath9k_hw_ops(ah)->spectral_scan_trigger(ah); + ath9k_ps_restore(sc); +} + +int ath9k_spectral_scan_config(struct ieee80211_hw *hw, + enum spectral_mode spectral_mode) +{ + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + + if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { + ath_err(common, "spectrum analyzer not implemented on this hardware\n"); + return -1; + } + + switch (spectral_mode) { + case SPECTRAL_DISABLED: + sc->spec_config.enabled = 0; + break; + case SPECTRAL_BACKGROUND: + /* send endless samples. + * TODO: is this really useful for "background"? + */ + sc->spec_config.endless = 1; + sc->spec_config.enabled = 1; + break; + case SPECTRAL_CHANSCAN: + case SPECTRAL_MANUAL: + sc->spec_config.endless = 0; + sc->spec_config.enabled = 1; + break; + default: + return -1; + } + + ath9k_ps_wakeup(sc); + ath9k_hw_ops(ah)->spectral_scan_config(ah, &sc->spec_config); + ath9k_ps_restore(sc); + + sc->spectral_mode = spectral_mode; + + return 0; +} + static int ath9k_config(struct ieee80211_hw *hw, u32 changed) { struct ath_softc *sc = hw->priv; @@ -1128,66 +1392,12 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) } if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) { - struct ieee80211_channel *curchan = hw->conf.channel; - int pos = curchan->hw_value; - int old_pos = -1; - unsigned long flags; - - if (ah->curchan) - old_pos = ah->curchan - &ah->channels[0]; - - ath_dbg(common, CONFIG, "Set channel: %d MHz type: %d\n", - curchan->center_freq, conf->channel_type); - - /* update survey stats for the old channel before switching */ - spin_lock_irqsave(&common->cc_lock, flags); - ath_update_survey_stats(sc); - spin_unlock_irqrestore(&common->cc_lock, flags); - - /* - * Preserve the current channel values, before updating - * the same channel - */ - if (ah->curchan && (old_pos == pos)) - ath9k_hw_getnf(ah, ah->curchan); - - ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos], - curchan, conf->channel_type); - - /* - * If the operating channel changes, change the survey in-use flags - * along with it. - * Reset the survey data for the new channel, unless we're switching - * back to the operating channel from an off-channel operation. - */ - if (!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) && - sc->cur_survey != &sc->survey[pos]) { - - if (sc->cur_survey) - sc->cur_survey->filled &= ~SURVEY_INFO_IN_USE; - - sc->cur_survey = &sc->survey[pos]; - - memset(sc->cur_survey, 0, sizeof(struct survey_info)); - sc->cur_survey->filled |= SURVEY_INFO_IN_USE; - } else if (!(sc->survey[pos].filled & SURVEY_INFO_IN_USE)) { - memset(&sc->survey[pos], 0, sizeof(struct survey_info)); - } - - if (ath_set_channel(sc, hw, &sc->sc_ah->channels[pos]) < 0) { + if (ath_set_channel(sc, &hw->conf.chandef) < 0) { ath_err(common, "Unable to set channel\n"); mutex_unlock(&sc->mutex); ath9k_ps_restore(sc); return -EINVAL; } - - /* - * The most recent snapshot of channel->noisefloor for the old - * channel is only available after the hardware reset. Copy it to - * the survey stats now. - */ - if (old_pos >= 0) - ath_update_survey_nf(sc, old_pos); } if (changed & IEEE80211_CONF_CHANGE_POWER) { @@ -1243,6 +1453,7 @@ static int ath9k_sta_add(struct ieee80211_hw *hw, struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_node *an = (struct ath_node *) sta->drv_priv; struct ieee80211_key_conf ps_key = { }; + int key; ath_node_attach(sc, sta, vif); @@ -1250,7 +1461,11 @@ static int ath9k_sta_add(struct ieee80211_hw *hw, vif->type != NL80211_IFTYPE_AP_VLAN) return 0; - an->ps_key = ath_key_config(common, vif, sta, &ps_key); + key = ath_key_config(common, vif, sta, &ps_key); + if (key > 0) { + an->ps_key = key; + an->key_idx[0] = key; + } return 0; } @@ -1267,6 +1482,8 @@ static void ath9k_del_ps_key(struct ath_softc *sc, return; ath_key_delete(common, &ps_key); + an->ps_key = 0; + an->key_idx[0] = 0; } static int ath9k_sta_remove(struct ieee80211_hw *hw, @@ -1281,6 +1498,19 @@ static int ath9k_sta_remove(struct ieee80211_hw *hw, return 0; } +static void ath9k_sta_set_tx_filter(struct ath_hw *ah, + struct ath_node *an, + bool set) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(an->key_idx); i++) { + if (!an->key_idx[i]) + continue; + ath9k_hw_set_tx_filter(ah, an->key_idx[i], set); + } +} + static void ath9k_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum sta_notify_cmd cmd, @@ -1289,15 +1519,14 @@ static void ath9k_sta_notify(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_node *an = (struct ath_node *) sta->drv_priv; - if (!sta->ht_cap.ht_supported) - return; - switch (cmd) { case STA_NOTIFY_SLEEP: an->sleeping = true; ath_tx_aggr_sleep(sta, sc, an); + ath9k_sta_set_tx_filter(sc->sc_ah, an, true); break; case STA_NOTIFY_AWAKE: + ath9k_sta_set_tx_filter(sc->sc_ah, an, false); an->sleeping = false; ath_tx_aggr_wakeup(sc, an); break; @@ -1353,7 +1582,8 @@ static int ath9k_set_key(struct ieee80211_hw *hw, { struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - int ret = 0; + struct ath_node *an = NULL; + int ret = 0, i; if (ath9k_modparam_nohwcrypt) return -ENOSPC; @@ -1375,13 +1605,16 @@ static int ath9k_set_key(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); ath9k_ps_wakeup(sc); - ath_dbg(common, CONFIG, "Set HW Key\n"); + ath_dbg(common, CONFIG, "Set HW Key %d\n", cmd); + if (sta) + an = (struct ath_node *)sta->drv_priv; switch (cmd) { case SET_KEY: if (sta) ath9k_del_ps_key(sc, vif, sta); + key->hw_key_idx = 0; ret = ath_key_config(common, vif, sta, key); if (ret >= 0) { key->hw_key_idx = ret; @@ -1394,9 +1627,27 @@ static int ath9k_set_key(struct ieee80211_hw *hw, key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; ret = 0; } + if (an && key->hw_key_idx) { + for (i = 0; i < ARRAY_SIZE(an->key_idx); i++) { + if (an->key_idx[i]) + continue; + an->key_idx[i] = key->hw_key_idx; + break; + } + WARN_ON(i == ARRAY_SIZE(an->key_idx)); + } break; case DISABLE_KEY: ath_key_delete(common, key); + if (an) { + for (i = 0; i < ARRAY_SIZE(an->key_idx); i++) { + if (an->key_idx[i] != key->hw_key_idx) + continue; + an->key_idx[i] = 0; + break; + } + } + key->hw_key_idx = 0; break; default: ret = -EINVAL; @@ -1416,7 +1667,7 @@ static void ath9k_set_assoc_state(struct ath_softc *sc, struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; unsigned long flags; - set_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags); + set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); avp->primary_sta_vif = true; /* @@ -1432,7 +1683,7 @@ static void ath9k_set_assoc_state(struct ath_softc *sc, common->curaid = bss_conf->aid; ath9k_hw_write_associd(sc->sc_ah); - sc->last_rssi = ATH_RSSI_DUMMY_MARKER; + common->last_rssi = ATH_RSSI_DUMMY_MARKER; sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER; spin_lock_irqsave(&sc->sc_pm_lock, flags); @@ -1451,14 +1702,75 @@ static void ath9k_bss_assoc_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { struct ath_softc *sc = data; struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); - if (test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) + if (test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) return; if (bss_conf->assoc) ath9k_set_assoc_state(sc, vif); } +void ath9k_p2p_ps_timer(void *priv) +{ + struct ath_softc *sc = priv; + struct ath_vif *avp = sc->p2p_ps_vif; + struct ieee80211_vif *vif; + struct ieee80211_sta *sta; + struct ath_node *an; + u32 tsf; + + if (!avp) + return; + + tsf = ath9k_hw_gettsf32(sc->sc_ah); + if (!avp->noa.absent) + tsf += ATH_P2P_PS_STOP_TIME; + + if (!avp->noa.has_next_tsf || + avp->noa.next_tsf - tsf > BIT(31)) + ieee80211_update_p2p_noa(&avp->noa, tsf); + + ath9k_update_p2p_ps_timer(sc, avp); + + rcu_read_lock(); + + vif = avp->vif; + sta = ieee80211_find_sta(vif, vif->bss_conf.bssid); + if (!sta) + goto out; + + an = (void *) sta->drv_priv; + if (an->sleeping == !!avp->noa.absent) + goto out; + + an->sleeping = avp->noa.absent; + if (an->sleeping) + ath_tx_aggr_sleep(sta, sc, an); + else + ath_tx_aggr_wakeup(sc, an); + +out: + rcu_read_unlock(); +} + +void ath9k_update_p2p_ps(struct ath_softc *sc, struct ieee80211_vif *vif) +{ + struct ath_vif *avp = (void *)vif->drv_priv; + u32 tsf; + + if (!sc->p2p_ps_timer) + return; + + if (vif->type != NL80211_IFTYPE_STATION || !vif->p2p) + return; + + sc->p2p_ps_vif = avp; + tsf = ath9k_hw_gettsf32(sc->sc_ah); + ieee80211_parse_p2p_noa(&vif->bss_conf.p2p_noa_attr, &avp->noa, tsf); + ath9k_update_p2p_ps_timer(sc, avp); +} + static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, @@ -1473,6 +1785,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath_vif *avp = (void *)vif->drv_priv; + unsigned long flags; int slottime; ath9k_ps_wakeup(sc); @@ -1483,18 +1796,18 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, bss_conf->bssid, bss_conf->assoc); if (avp->primary_sta_vif && !bss_conf->assoc) { - clear_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags); + clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); avp->primary_sta_vif = false; if (ah->opmode == NL80211_IFTYPE_STATION) - clear_bit(SC_OP_BEACONS, &sc->sc_flags); + clear_bit(ATH_OP_BEACONS, &common->op_flags); } ieee80211_iterate_active_interfaces_atomic( sc->hw, IEEE80211_IFACE_ITER_RESUME_ALL, ath9k_bss_assoc_iter, sc); - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags) && + if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags) && ah->opmode == NL80211_IFTYPE_STATION) { memset(common->curbssid, 0, ETH_ALEN); common->curaid = 0; @@ -1511,13 +1824,8 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } if ((changed & BSS_CHANGED_BEACON_ENABLED) || - (changed & BSS_CHANGED_BEACON_INT)) { - if (ah->opmode == NL80211_IFTYPE_AP && - bss_conf->enable_beacon) - ath9k_set_tsfadjust(sc, vif); - if (ath9k_allow_beacon_config(sc, vif)) - ath9k_beacon_config(sc, vif, changed); - } + (changed & BSS_CHANGED_BEACON_INT)) + ath9k_beacon_config(sc, vif, changed); if (changed & BSS_CHANGED_ERP_SLOT) { if (bss_conf->use_short_slot) @@ -1538,6 +1846,15 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } } + if (changed & BSS_CHANGED_P2P_PS) { + spin_lock_bh(&sc->sc_pcu_lock); + spin_lock_irqsave(&sc->sc_pm_lock, flags); + if (!(sc->ps_flags & PS_BEACON_SYNC)) + ath9k_update_p2p_ps(sc, vif); + spin_unlock_irqrestore(&sc->sc_pm_lock, flags); + spin_unlock_bh(&sc->sc_pcu_lock); + } + if (changed & CHECK_ANI) ath_check_ani(sc); @@ -1594,9 +1911,10 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, u16 tid, u16 *ssn, u8 buf_size) { struct ath_softc *sc = hw->priv; + bool flush = false; int ret = 0; - local_bh_disable(); + mutex_lock(&sc->mutex); switch (action) { case IEEE80211_AMPDU_RX_START: @@ -1610,10 +1928,14 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); ath9k_ps_restore(sc); break; - case IEEE80211_AMPDU_TX_STOP: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + flush = true; + case IEEE80211_AMPDU_TX_STOP_CONT: ath9k_ps_wakeup(sc); ath_tx_aggr_stop(sc, sta, tid); - ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + if (!flush) + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); ath9k_ps_restore(sc); break; case IEEE80211_AMPDU_TX_OPERATIONAL: @@ -1625,7 +1947,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, ath_err(ath9k_hw_common(sc->sc_ah), "Unknown AMPDU action\n"); } - local_bh_enable(); + mutex_unlock(&sc->mutex); return ret; } @@ -1637,10 +1959,12 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ieee80211_supported_band *sband; struct ieee80211_channel *chan; - unsigned long flags; int pos; - spin_lock_irqsave(&common->cc_lock, flags); + if (config_enabled(CONFIG_ATH9K_TX99)) + return -EOPNOTSUPP; + + spin_lock_bh(&common->cc_lock); if (idx == 0) ath_update_survey_stats(sc); @@ -1654,7 +1978,7 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, sband = hw->wiphy->bands[IEEE80211_BAND_5GHZ]; if (!sband || idx >= sband->n_channels) { - spin_unlock_irqrestore(&common->cc_lock, flags); + spin_unlock_bh(&common->cc_lock); return -ENOENT; } @@ -1662,7 +1986,7 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, pos = chan->hw_value; memcpy(survey, &sc->survey[pos], sizeof(*survey)); survey->channel = chan; - spin_unlock_irqrestore(&common->cc_lock, flags); + spin_unlock_bh(&common->cc_lock); return 0; } @@ -1672,6 +1996,9 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; + if (config_enabled(CONFIG_ATH9K_TX99)) + return; + mutex_lock(&sc->mutex); ah->coverage_class = coverage_class; @@ -1682,13 +2009,32 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, u8 coverage_class) mutex_unlock(&sc->mutex); } -static void ath9k_flush(struct ieee80211_hw *hw, bool drop) +static bool ath9k_has_tx_pending(struct ath_softc *sc) +{ + int i, npend = 0; + + for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { + if (!ATH_TXQ_SETUP(sc, i)) + continue; + + if (!sc->tx.txq[i].axq_depth) + continue; + + npend = ath9k_has_pending_frames(sc, &sc->tx.txq[i]); + if (npend) + break; + } + + return !!npend; +} + +static void ath9k_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - int timeout = 200; /* ms */ - int i, j; + int timeout = HZ / 5; /* 200 ms */ bool drain_txq; mutex_lock(&sc->mutex); @@ -1700,40 +2046,24 @@ static void ath9k_flush(struct ieee80211_hw *hw, bool drop) return; } - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) { + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { ath_dbg(common, ANY, "Device not present\n"); mutex_unlock(&sc->mutex); return; } - for (j = 0; j < timeout; j++) { - bool npend = false; - - if (j) - usleep_range(1000, 2000); - - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { - if (!ATH_TXQ_SETUP(sc, i)) - continue; - - npend = ath9k_has_pending_frames(sc, &sc->tx.txq[i]); - - if (npend) - break; - } - - if (!npend) - break; - } + if (wait_event_timeout(sc->tx_wait, !ath9k_has_tx_pending(sc), + timeout) > 0) + drop = false; if (drop) { ath9k_ps_wakeup(sc); spin_lock_bh(&sc->sc_pcu_lock); - drain_txq = ath_drain_all_txq(sc, false); + drain_txq = ath_drain_all_txq(sc); spin_unlock_bh(&sc->sc_pcu_lock); if (!drain_txq) - ath_reset(sc, false); + ath_reset(sc); ath9k_ps_restore(sc); ieee80211_wake_queues(hw); @@ -1833,6 +2163,9 @@ static u32 fill_chainmask(u32 cap, u32 new) static bool validate_antenna_mask(struct ath_hw *ah, u32 val) { + if (AR_SREV_9300_20_OR_LATER(ah)) + return true; + switch (val & 0x7) { case 0x1: case 0x3: @@ -1869,7 +2202,7 @@ static int ath9k_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) ah->rxchainmask = fill_chainmask(ah->caps.rx_chainmask, rx_ant); ah->txchainmask = fill_chainmask(ah->caps.tx_chainmask, tx_ant); - ath9k_reload_chainmask_settings(sc); + ath9k_cmn_reload_chainmask(ah); return 0; } @@ -1883,362 +2216,20 @@ static int ath9k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) return 0; } -#ifdef CONFIG_PM_SLEEP - -static void ath9k_wow_map_triggers(struct ath_softc *sc, - struct cfg80211_wowlan *wowlan, - u32 *wow_triggers) -{ - if (wowlan->disconnect) - *wow_triggers |= AH_WOW_LINK_CHANGE | - AH_WOW_BEACON_MISS; - if (wowlan->magic_pkt) - *wow_triggers |= AH_WOW_MAGIC_PATTERN_EN; - - if (wowlan->n_patterns) - *wow_triggers |= AH_WOW_USER_PATTERN_EN; - - sc->wow_enabled = *wow_triggers; - -} - -static void ath9k_wow_add_disassoc_deauth_pattern(struct ath_softc *sc) -{ - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ath9k_hw_capabilities *pcaps = &ah->caps; - int pattern_count = 0; - int i, byte_cnt; - u8 dis_deauth_pattern[MAX_PATTERN_SIZE]; - u8 dis_deauth_mask[MAX_PATTERN_SIZE]; - - memset(dis_deauth_pattern, 0, MAX_PATTERN_SIZE); - memset(dis_deauth_mask, 0, MAX_PATTERN_SIZE); - - /* - * Create Dissassociate / Deauthenticate packet filter - * - * 2 bytes 2 byte 6 bytes 6 bytes 6 bytes - * +--------------+----------+---------+--------+--------+---- - * + Frame Control+ Duration + DA + SA + BSSID + - * +--------------+----------+---------+--------+--------+---- - * - * The above is the management frame format for disassociate/ - * deauthenticate pattern, from this we need to match the first byte - * of 'Frame Control' and DA, SA, and BSSID fields - * (skipping 2nd byte of FC and Duration feild. - * - * Disassociate pattern - * -------------------- - * Frame control = 00 00 1010 - * DA, SA, BSSID = x:x:x:x:x:x - * Pattern will be A0000000 | x:x:x:x:x:x | x:x:x:x:x:x - * | x:x:x:x:x:x -- 22 bytes - * - * Deauthenticate pattern - * ---------------------- - * Frame control = 00 00 1100 - * DA, SA, BSSID = x:x:x:x:x:x - * Pattern will be C0000000 | x:x:x:x:x:x | x:x:x:x:x:x - * | x:x:x:x:x:x -- 22 bytes - */ - - /* Create Disassociate Pattern first */ - - byte_cnt = 0; - - /* Fill out the mask with all FF's */ - - for (i = 0; i < MAX_PATTERN_MASK_SIZE; i++) - dis_deauth_mask[i] = 0xff; - - /* copy the first byte of frame control field */ - dis_deauth_pattern[byte_cnt] = 0xa0; - byte_cnt++; - - /* skip 2nd byte of frame control and Duration field */ - byte_cnt += 3; - - /* - * need not match the destination mac address, it can be a broadcast - * mac address or an unicast to this station - */ - byte_cnt += 6; - - /* copy the source mac address */ - memcpy((dis_deauth_pattern + byte_cnt), common->curbssid, ETH_ALEN); - - byte_cnt += 6; - - /* copy the bssid, its same as the source mac address */ - - memcpy((dis_deauth_pattern + byte_cnt), common->curbssid, ETH_ALEN); - - /* Create Disassociate pattern mask */ - - if (pcaps->hw_caps & ATH9K_HW_WOW_PATTERN_MATCH_EXACT) { - - if (pcaps->hw_caps & ATH9K_HW_WOW_PATTERN_MATCH_DWORD) { - /* - * for AR9280, because of hardware limitation, the - * first 4 bytes have to be matched for all patterns. - * the mask for disassociation and de-auth pattern - * matching need to enable the first 4 bytes. - * also the duration field needs to be filled. - */ - dis_deauth_mask[0] = 0xf0; - - /* - * fill in duration field - FIXME: what is the exact value ? - */ - dis_deauth_pattern[2] = 0xff; - dis_deauth_pattern[3] = 0xff; - } else { - dis_deauth_mask[0] = 0xfe; - } - - dis_deauth_mask[1] = 0x03; - dis_deauth_mask[2] = 0xc0; - } else { - dis_deauth_mask[0] = 0xef; - dis_deauth_mask[1] = 0x3f; - dis_deauth_mask[2] = 0x00; - dis_deauth_mask[3] = 0xfc; - } - - ath_dbg(common, WOW, "Adding disassoc/deauth patterns for WoW\n"); - - ath9k_hw_wow_apply_pattern(ah, dis_deauth_pattern, dis_deauth_mask, - pattern_count, byte_cnt); - - pattern_count++; - /* - * for de-authenticate pattern, only the first byte of the frame - * control field gets changed from 0xA0 to 0xC0 - */ - dis_deauth_pattern[0] = 0xC0; - - ath9k_hw_wow_apply_pattern(ah, dis_deauth_pattern, dis_deauth_mask, - pattern_count, byte_cnt); - -} - -static void ath9k_wow_add_pattern(struct ath_softc *sc, - struct cfg80211_wowlan *wowlan) -{ - struct ath_hw *ah = sc->sc_ah; - struct ath9k_wow_pattern *wow_pattern = NULL; - struct cfg80211_wowlan_trig_pkt_pattern *patterns = wowlan->patterns; - int mask_len; - s8 i = 0; - - if (!wowlan->n_patterns) - return; - - /* - * Add the new user configured patterns - */ - for (i = 0; i < wowlan->n_patterns; i++) { - - wow_pattern = kzalloc(sizeof(*wow_pattern), GFP_KERNEL); - - if (!wow_pattern) - return; - - /* - * TODO: convert the generic user space pattern to - * appropriate chip specific/802.11 pattern. - */ - - mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); - memset(wow_pattern->pattern_bytes, 0, MAX_PATTERN_SIZE); - memset(wow_pattern->mask_bytes, 0, MAX_PATTERN_SIZE); - memcpy(wow_pattern->pattern_bytes, patterns[i].pattern, - patterns[i].pattern_len); - memcpy(wow_pattern->mask_bytes, patterns[i].mask, mask_len); - wow_pattern->pattern_len = patterns[i].pattern_len; - - /* - * just need to take care of deauth and disssoc pattern, - * make sure we don't overwrite them. - */ - - ath9k_hw_wow_apply_pattern(ah, wow_pattern->pattern_bytes, - wow_pattern->mask_bytes, - i + 2, - wow_pattern->pattern_len); - kfree(wow_pattern); - - } - -} - -static int ath9k_suspend(struct ieee80211_hw *hw, - struct cfg80211_wowlan *wowlan) +static void ath9k_sw_scan_start(struct ieee80211_hw *hw) { struct ath_softc *sc = hw->priv; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - u32 wow_triggers_enabled = 0; - int ret = 0; - - mutex_lock(&sc->mutex); - - ath_cancel_work(sc); - ath_stop_ani(sc); - del_timer_sync(&sc->rx_poll_timer); - - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) { - ath_dbg(common, ANY, "Device not present\n"); - ret = -EINVAL; - goto fail_wow; - } - - if (WARN_ON(!wowlan)) { - ath_dbg(common, WOW, "None of the WoW triggers enabled\n"); - ret = -EINVAL; - goto fail_wow; - } - - if (!device_can_wakeup(sc->dev)) { - ath_dbg(common, WOW, "device_can_wakeup failed, WoW is not enabled\n"); - ret = 1; - goto fail_wow; - } - - /* - * none of the sta vifs are associated - * and we are not currently handling multivif - * cases, for instance we have to seperately - * configure 'keep alive frame' for each - * STA. - */ - - if (!test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) { - ath_dbg(common, WOW, "None of the STA vifs are associated\n"); - ret = 1; - goto fail_wow; - } - - if (sc->nvifs > 1) { - ath_dbg(common, WOW, "WoW for multivif is not yet supported\n"); - ret = 1; - goto fail_wow; - } - - ath9k_wow_map_triggers(sc, wowlan, &wow_triggers_enabled); - - ath_dbg(common, WOW, "WoW triggers enabled 0x%x\n", - wow_triggers_enabled); - - ath9k_ps_wakeup(sc); - - ath9k_stop_btcoex(sc); - - /* - * Enable wake up on recieving disassoc/deauth - * frame by default. - */ - ath9k_wow_add_disassoc_deauth_pattern(sc); - - if (wow_triggers_enabled & AH_WOW_USER_PATTERN_EN) - ath9k_wow_add_pattern(sc, wowlan); - - spin_lock_bh(&sc->sc_pcu_lock); - /* - * To avoid false wake, we enable beacon miss interrupt only - * when we go to sleep. We save the current interrupt mask - * so we can restore it after the system wakes up - */ - sc->wow_intr_before_sleep = ah->imask; - ah->imask &= ~ATH9K_INT_GLOBAL; - ath9k_hw_disable_interrupts(ah); - ah->imask = ATH9K_INT_BMISS | ATH9K_INT_GLOBAL; - ath9k_hw_set_interrupts(ah); - ath9k_hw_enable_interrupts(ah); - - spin_unlock_bh(&sc->sc_pcu_lock); - - /* - * we can now sync irq and kill any running tasklets, since we already - * disabled interrupts and not holding a spin lock - */ - synchronize_irq(sc->irq); - tasklet_kill(&sc->intr_tq); - - ath9k_hw_wow_enable(ah, wow_triggers_enabled); - - ath9k_ps_restore(sc); - ath_dbg(common, ANY, "WoW enabled in ath9k\n"); - atomic_inc(&sc->wow_sleep_proc_intr); - -fail_wow: - mutex_unlock(&sc->mutex); - return ret; -} - -static int ath9k_resume(struct ieee80211_hw *hw) -{ - struct ath_softc *sc = hw->priv; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - u32 wow_status; - - mutex_lock(&sc->mutex); - - ath9k_ps_wakeup(sc); - - spin_lock_bh(&sc->sc_pcu_lock); - - ath9k_hw_disable_interrupts(ah); - ah->imask = sc->wow_intr_before_sleep; - ath9k_hw_set_interrupts(ah); - ath9k_hw_enable_interrupts(ah); - - spin_unlock_bh(&sc->sc_pcu_lock); - - wow_status = ath9k_hw_wow_wakeup(ah); - - if (atomic_read(&sc->wow_got_bmiss_intr) == 0) { - /* - * some devices may not pick beacon miss - * as the reason they woke up so we add - * that here for that shortcoming. - */ - wow_status |= AH_WOW_BEACON_MISS; - atomic_dec(&sc->wow_got_bmiss_intr); - ath_dbg(common, ANY, "Beacon miss interrupt picked up during WoW sleep\n"); - } - - atomic_dec(&sc->wow_sleep_proc_intr); - - if (wow_status) { - ath_dbg(common, ANY, "Waking up due to WoW triggers %s with WoW status = %x\n", - ath9k_hw_wow_event_to_string(wow_status), wow_status); - } - - ath_restart_work(sc); - ath9k_start_btcoex(sc); - - ath9k_ps_restore(sc); - mutex_unlock(&sc->mutex); - - return 0; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + set_bit(ATH_OP_SCANNING, &common->op_flags); } -static void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled) +static void ath9k_sw_scan_complete(struct ieee80211_hw *hw) { struct ath_softc *sc = hw->priv; - - mutex_lock(&sc->mutex); - device_init_wakeup(sc->dev, 1); - device_set_wakeup_enable(sc->dev, enabled); - mutex_unlock(&sc->mutex); + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + clear_bit(ATH_OP_SCANNING, &common->op_flags); } -#endif - struct ieee80211_ops ath9k_ops = { .tx = ath9k_tx, .start = ath9k_start, @@ -2264,11 +2255,12 @@ struct ieee80211_ops ath9k_ops = { .flush = ath9k_flush, .tx_frames_pending = ath9k_tx_frames_pending, .tx_last_beacon = ath9k_tx_last_beacon, + .release_buffered_frames = ath9k_release_buffered_frames, .get_stats = ath9k_get_stats, .set_antenna = ath9k_set_antenna, .get_antenna = ath9k_get_antenna, -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_ATH9K_WOW .suspend = ath9k_suspend, .resume = ath9k_resume, .set_wakeup = ath9k_set_wakeup, @@ -2280,8 +2272,9 @@ struct ieee80211_ops ath9k_ops = { .get_et_strings = ath9k_get_et_strings, #endif -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) +#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_STATION_STATISTICS) .sta_add_debugfs = ath9k_sta_add_debugfs, - .sta_remove_debugfs = ath9k_sta_remove_debugfs, #endif + .sw_scan_start = ath9k_sw_scan_start, + .sw_scan_complete = ath9k_sw_scan_complete, }; diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c index 5c02702f21e..a0dbcc41238 100644 --- a/drivers/net/wireless/ath/ath9k/mci.c +++ b/drivers/net/wireless/ath/ath9k/mci.c @@ -200,7 +200,7 @@ skip_tuning: if (btcoex->duty_cycle > ATH_MCI_MAX_DUTY_CYCLE) btcoex->duty_cycle = ATH_MCI_MAX_DUTY_CYCLE; - btcoex->btcoex_no_stomp = btcoex->btcoex_period * 1000 * + btcoex->btcoex_no_stomp = btcoex->btcoex_period * (100 - btcoex->duty_cycle) / 100; ath9k_hw_btcoex_enable(sc->sc_ah); @@ -438,7 +438,7 @@ int ath_mci_setup(struct ath_softc *sc) struct ath_mci_buf *buf = &mci->sched_buf; int ret; - buf->bf_addr = dma_alloc_coherent(sc->dev, + buf->bf_addr = dmam_alloc_coherent(sc->dev, ATH_MCI_SCHED_BUF_SIZE + ATH_MCI_GPM_BUF_SIZE, &buf->bf_paddr, GFP_KERNEL); @@ -474,13 +474,6 @@ void ath_mci_cleanup(struct ath_softc *sc) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_hw *ah = sc->sc_ah; - struct ath_mci_coex *mci = &sc->mci_coex; - struct ath_mci_buf *buf = &mci->sched_buf; - - if (buf->bf_addr) - dma_free_coherent(sc->dev, - ATH_MCI_SCHED_BUF_SIZE + ATH_MCI_GPM_BUF_SIZE, - buf->bf_addr, buf->bf_paddr); ar9003_mci_cleanup(ah); @@ -562,7 +555,7 @@ void ath_mci_intr(struct ath_softc *sc) mci_int_rxmsg &= ~AR_MCI_INTERRUPT_RX_MSG_GPM; while (more_data == MCI_GPM_MORE) { - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) return; pgpm = mci->gpm_buf.bf_addr; @@ -668,9 +661,9 @@ void ath9k_mci_update_wlan_channels(struct ath_softc *sc, bool allow_all) chan_start = wlan_chan - 10; chan_end = wlan_chan + 10; - if (chan->chanmode == CHANNEL_G_HT40PLUS) + if (IS_CHAN_HT40PLUS(chan)) chan_end += 20; - else if (chan->chanmode == CHANNEL_G_HT40MINUS) + else if (IS_CHAN_HT40MINUS(chan)) chan_start -= 20; /* adjust side band */ @@ -714,11 +707,11 @@ void ath9k_mci_set_txpower(struct ath_softc *sc, bool setchannel, if (setchannel) { struct ath9k_hw_cal_data *caldata = &sc->caldata; - if ((caldata->chanmode == CHANNEL_G_HT40PLUS) && + if (IS_CHAN_HT40PLUS(ah->curchan) && (ah->curchan->channel > caldata->channel) && (ah->curchan->channel <= caldata->channel + 20)) return; - if ((caldata->chanmode == CHANNEL_G_HT40MINUS) && + if (IS_CHAN_HT40MINUS(ah->curchan) && (ah->curchan->channel < caldata->channel) && (ah->curchan->channel >= caldata->channel - 20)) return; diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 7ae73fbd913..4dec09e565e 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -29,16 +29,635 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_id_table) = { { PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */ { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */ { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */ + + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + PCI_VENDOR_ID_AZWAVE, + 0x1C71), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + PCI_VENDOR_ID_FOXCONN, + 0xE01F), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x11AD, /* LITEON */ + 0x6632), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x11AD, /* LITEON */ + 0x6642), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + PCI_VENDOR_ID_QMI, + 0x0306), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x185F, /* WNC */ + 0x309D), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x10CF, /* Fujitsu */ + 0x147C), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x10CF, /* Fujitsu */ + 0x147D), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002A, + 0x10CF, /* Fujitsu */ + 0x1536), + .driver_data = ATH9K_PCI_D3_L1_WAR }, + + /* AR9285 card for Asus */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x002B, + PCI_VENDOR_ID_AZWAVE, + 0x2C37), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_VDEVICE(ATHEROS, 0x002B) }, /* PCI-E */ { PCI_VDEVICE(ATHEROS, 0x002C) }, /* PCI-E 802.11n bonded out */ { PCI_VDEVICE(ATHEROS, 0x002D) }, /* PCI */ { PCI_VDEVICE(ATHEROS, 0x002E) }, /* PCI-E */ + + /* Killer Wireless (3x3) */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0030, + 0x1A56, + 0x2000), + .driver_data = ATH9K_PCI_KILLER }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0030, + 0x1A56, + 0x2001), + .driver_data = ATH9K_PCI_KILLER }, + { PCI_VDEVICE(ATHEROS, 0x0030) }, /* PCI-E AR9300 */ + + /* PCI-E CUS198 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2086), + .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1237), + .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2126), + .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x126A), + .driver_data = ATH9K_PCI_CUS198 | ATH9K_PCI_BT_ANT_DIV }, + + /* PCI-E CUS230 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2152), + .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_FOXCONN, + 0xE075), + .driver_data = ATH9K_PCI_CUS230 | ATH9K_PCI_BT_ANT_DIV }, + + /* WB225 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_ATHEROS, + 0x3119), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_ATHEROS, + 0x3122), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x185F, /* WNC */ + 0x3119), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x185F, /* WNC */ + 0x3027), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0x4105), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0x4106), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0x410D), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0x410E), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0x410F), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0xC706), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0xC680), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_SAMSUNG, + 0xC708), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_LENOVO, + 0x3218), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_LENOVO, + 0x3219), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + + /* AR9485 cards with PLL power-save disabled by default. */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2C97), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x2100), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x1C56, /* ASKEY */ + 0x4001), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x11AD, /* LITEON */ + 0x6627), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x11AD, /* LITEON */ + 0x6628), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_FOXCONN, + 0xE04E), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_FOXCONN, + 0xE04F), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x144F, /* ASKEY */ + 0x7197), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x1B9A, /* XAVI */ + 0x2000), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x1B9A, /* XAVI */ + 0x2001), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1186), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1F86), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1195), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_AZWAVE, + 0x1F95), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x1B9A, /* XAVI */ + 0x1C00), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + 0x1B9A, /* XAVI */ + 0x1C01), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0032, + PCI_VENDOR_ID_ASUSTEK, + 0x850D), + .driver_data = ATH9K_PCI_NO_PLL_PWRSAVE }, + { PCI_VDEVICE(ATHEROS, 0x0032) }, /* PCI-E AR9485 */ { PCI_VDEVICE(ATHEROS, 0x0033) }, /* PCI-E AR9580 */ + + /* PCI-E CUS217 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_AZWAVE, + 0x2116), + .driver_data = ATH9K_PCI_CUS217 }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x11AD, /* LITEON */ + 0x6661), + .driver_data = ATH9K_PCI_CUS217 }, + + /* AR9462 with WoW support */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_ATHEROS, + 0x3117), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_LENOVO, + 0x3214), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_ATTANSIC, + 0x0091), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_AZWAVE, + 0x2110), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_ASUSTEK, + 0x850E), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x11AD, /* LITEON */ + 0x6631), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x11AD, /* LITEON */ + 0x6641), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + PCI_VENDOR_ID_HP, + 0x1864), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x14CD, /* USI */ + 0x0063), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x14CD, /* USI */ + 0x0064), + .driver_data = ATH9K_PCI_WOW }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0034, + 0x10CF, /* Fujitsu */ + 0x1783), + .driver_data = ATH9K_PCI_WOW }, + + /* Killer Wireless (2x2) */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0030, + 0x1A56, + 0x2003), + .driver_data = ATH9K_PCI_KILLER }, + { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */ { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */ - { PCI_VDEVICE(ATHEROS, 0x0036) }, /* PCI-E AR9565 */ + + /* CUS252 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3028), + .driver_data = ATH9K_PCI_CUS252 | + ATH9K_PCI_AR9565_2ANT | + ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x2176), + .driver_data = ATH9K_PCI_CUS252 | + ATH9K_PCI_AR9565_2ANT | + ATH9K_PCI_BT_ANT_DIV }, + + /* WB335 1-ANT */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE068), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0xA119), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0632), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x06B2), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0842), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x6671), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2811), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2812), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x28A1), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x218A), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + + /* WB335 1-ANT / Antenna Diversity */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3025), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3026), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x302B), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE069), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0x3028), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0622), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0672), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0662), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x06A2), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0682), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x213A), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_HP, + 0x18E3), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_HP, + 0x217F), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_HP, + 0x2005), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_DELL, + 0x020C), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + + /* WB335 2-ANT / Antenna-Diversity */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411A), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411B), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411C), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411D), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411E), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3027), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x302C), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0642), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0652), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0612), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0832), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0692), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x2130), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x213B), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x2182), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x144F, /* ASKEY */ + 0x7202), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2810), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x28A2), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0x3027), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0xA120), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE07F), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE081), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_LENOVO, + 0x3026), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_LENOVO, + 0x4026), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ASUSTEK, + 0x85F2), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_DELL, + 0x020E), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + + /* PCI-E AR9565 (WB335) */ + { PCI_VDEVICE(ATHEROS, 0x0036), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { 0 } }; @@ -67,7 +686,7 @@ static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data) struct ath_softc *sc = (struct ath_softc *) common->priv; struct ath9k_platform_data *pdata = sc->dev->platform_data; - if (pdata) { + if (pdata && !pdata->use_eeprom) { if (off >= (ARRAY_SIZE(pdata->eeprom_data))) { ath_err(common, "%s: eeprom read failed, offset %08x is out of range\n", @@ -129,6 +748,22 @@ static void ath_pci_aspm_init(struct ath_common *common) return; } + /* + * 0x70c - Ack Frequency Register. + * + * Bits 27:29 - DEFAULT_L1_ENTRANCE_LATENCY. + * + * 000 : 1 us + * 001 : 2 us + * 010 : 4 us + * 011 : 8 us + * 100 : 16 us + * 101 : 32 us + * 110/111 : 64 us + */ + if (AR_SREV_9462(ah)) + pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix); + pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm); if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) { ah->aspm_enabled = true; @@ -147,7 +782,6 @@ static const struct ath_bus_ops ath_pci_bus_ops = { static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { - void __iomem *mem; struct ath_softc *sc; struct ieee80211_hw *hw; u8 csz; @@ -155,19 +789,19 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) int ret = 0; char hw_name[64]; - if (pci_enable_device(pdev)) + if (pcim_enable_device(pdev)) return -EIO; ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); if (ret) { pr_err("32-bit DMA not available\n"); - goto err_dma; + return ret; } ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); if (ret) { pr_err("32-bit DMA consistent DMA enable failed\n"); - goto err_dma; + return ret; } /* @@ -203,25 +837,16 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) if ((val & 0x0000ff00) != 0) pci_write_config_dword(pdev, 0x40, val & 0xffff00ff); - ret = pci_request_region(pdev, 0, "ath9k"); + ret = pcim_iomap_regions(pdev, BIT(0), "ath9k"); if (ret) { dev_err(&pdev->dev, "PCI memory region reserve error\n"); - ret = -ENODEV; - goto err_region; - } - - mem = pci_iomap(pdev, 0, 0); - if (!mem) { - pr_err("PCI memory map error\n") ; - ret = -EIO; - goto err_iomap; + return -ENODEV; } hw = ieee80211_alloc_hw(sizeof(struct ath_softc), &ath9k_ops); if (!hw) { dev_err(&pdev->dev, "No memory for ieee80211_hw\n"); - ret = -ENOMEM; - goto err_alloc_hw; + return -ENOMEM; } SET_IEEE80211_DEV(hw, &pdev->dev); @@ -230,10 +855,8 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) sc = hw->priv; sc->hw = hw; sc->dev = &pdev->dev; - sc->mem = mem; - - /* Will be cleared in ath9k_start() */ - set_bit(SC_OP_INVALID, &sc->sc_flags); + sc->mem = pcim_iomap_table(pdev)[0]; + sc->driver_data = id->driver_data; ret = request_irq(pdev->irq, ath_isr, IRQF_SHARED, "ath9k", sc); if (ret) { @@ -251,7 +874,7 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name)); wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)mem, pdev->irq); + hw_name, (unsigned long)sc->mem, pdev->irq); return 0; @@ -259,14 +882,6 @@ err_init: free_irq(sc->irq, sc); err_irq: ieee80211_free_hw(hw); -err_alloc_hw: - pci_iounmap(pdev, mem); -err_iomap: - pci_release_region(pdev, 0); -err_region: - /* Nothing */ -err_dma: - pci_disable_device(pdev); return ret; } @@ -274,17 +889,12 @@ static void ath_pci_remove(struct pci_dev *pdev) { struct ieee80211_hw *hw = pci_get_drvdata(pdev); struct ath_softc *sc = hw->priv; - void __iomem *mem = sc->mem; if (!is_ath9k_unloaded) sc->sc_ah->ah_flags |= AH_UNPLUGGED; ath9k_deinit_device(sc); free_irq(sc->irq, sc); ieee80211_free_hw(sc->hw); - - pci_iounmap(pdev, mem); - pci_disable_device(pdev); - pci_release_region(pdev, 0); } #ifdef CONFIG_PM_SLEEP @@ -304,6 +914,7 @@ static int ath_pci_suspend(struct device *device) */ ath9k_stop_btcoex(sc); ath9k_hw_disable(sc->sc_ah); + del_timer_sync(&sc->sleep_timer); ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); return 0; diff --git a/drivers/net/wireless/ath/ath9k/phy.h b/drivers/net/wireless/ath/ath9k/phy.h index 8b380305b0f..4a1b99238ec 100644 --- a/drivers/net/wireless/ath/ath9k/phy.h +++ b/drivers/net/wireless/ath/ath9k/phy.h @@ -48,4 +48,11 @@ #define AR_PHY_PLL_CONTROL 0x16180 #define AR_PHY_PLL_MODE 0x16184 +enum ath9k_ant_div_comb_lna_conf { + ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2, + ATH_ANT_DIV_COMB_LNA2, + ATH_ANT_DIV_COMB_LNA1, + ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2, +}; + #endif diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c deleted file mode 100644 index 714558d1ba7..00000000000 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ /dev/null @@ -1,1501 +0,0 @@ -/* - * Copyright (c) 2004 Video54 Technologies, Inc. - * Copyright (c) 2004-2011 Atheros Communications, Inc. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <linux/slab.h> -#include <linux/export.h> - -#include "ath9k.h" - -static const struct ath_rate_table ar5416_11na_ratetable = { - 68, - 8, /* MCS start */ - { - [0] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 6000, - 5400, 0, 12 }, /* 6 Mb */ - [1] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 9000, - 7800, 1, 18 }, /* 9 Mb */ - [2] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 12000, - 10000, 2, 24 }, /* 12 Mb */ - [3] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 18000, - 13900, 3, 36 }, /* 18 Mb */ - [4] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 24000, - 17300, 4, 48 }, /* 24 Mb */ - [5] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 36000, - 23000, 5, 72 }, /* 36 Mb */ - [6] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 48000, - 27400, 6, 96 }, /* 48 Mb */ - [7] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 54000, - 29300, 7, 108 }, /* 54 Mb */ - [8] = { RC_HT_SDT_2040, WLAN_RC_PHY_HT_20_SS, 6500, - 6400, 0, 0 }, /* 6.5 Mb */ - [9] = { RC_HT_SDT_20, WLAN_RC_PHY_HT_20_SS, 13000, - 12700, 1, 1 }, /* 13 Mb */ - [10] = { RC_HT_SDT_20, WLAN_RC_PHY_HT_20_SS, 19500, - 18800, 2, 2 }, /* 19.5 Mb */ - [11] = { RC_HT_SD_20, WLAN_RC_PHY_HT_20_SS, 26000, - 25000, 3, 3 }, /* 26 Mb */ - [12] = { RC_HT_SD_20, WLAN_RC_PHY_HT_20_SS, 39000, - 36700, 4, 4 }, /* 39 Mb */ - [13] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 52000, - 48100, 5, 5 }, /* 52 Mb */ - [14] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 58500, - 53500, 6, 6 }, /* 58.5 Mb */ - [15] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 65000, - 59000, 7, 7 }, /* 65 Mb */ - [16] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS_HGI, 72200, - 65400, 7, 7 }, /* 75 Mb */ - [17] = { RC_INVALID, WLAN_RC_PHY_HT_20_DS, 13000, - 12700, 8, 8 }, /* 13 Mb */ - [18] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_DS, 26000, - 24800, 9, 9 }, /* 26 Mb */ - [19] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_DS, 39000, - 36600, 10, 10 }, /* 39 Mb */ - [20] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 52000, - 48100, 11, 11 }, /* 52 Mb */ - [21] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 78000, - 69500, 12, 12 }, /* 78 Mb */ - [22] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 104000, - 89500, 13, 13 }, /* 104 Mb */ - [23] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 117000, - 98900, 14, 14 }, /* 117 Mb */ - [24] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 130000, - 108300, 15, 15 }, /* 130 Mb */ - [25] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS_HGI, 144400, - 120000, 15, 15 }, /* 144.4 Mb */ - [26] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 19500, - 17400, 16, 16 }, /* 19.5 Mb */ - [27] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 39000, - 35100, 17, 17 }, /* 39 Mb */ - [28] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 58500, - 52600, 18, 18 }, /* 58.5 Mb */ - [29] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 78000, - 70400, 19, 19 }, /* 78 Mb */ - [30] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 117000, - 104900, 20, 20 }, /* 117 Mb */ - [31] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS_HGI, 130000, - 115800, 20, 20 }, /* 130 Mb*/ - [32] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 156000, - 137200, 21, 21 }, /* 156 Mb */ - [33] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 173300, - 151100, 21, 21 }, /* 173.3 Mb */ - [34] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 175500, - 152800, 22, 22 }, /* 175.5 Mb */ - [35] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 195000, - 168400, 22, 22 }, /* 195 Mb*/ - [36] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 195000, - 168400, 23, 23 }, /* 195 Mb */ - [37] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 216700, - 185000, 23, 23 }, /* 216.7 Mb */ - [38] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 13500, - 13200, 0, 0 }, /* 13.5 Mb*/ - [39] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 27500, - 25900, 1, 1 }, /* 27.0 Mb*/ - [40] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 40500, - 38600, 2, 2 }, /* 40.5 Mb*/ - [41] = { RC_HT_SD_40, WLAN_RC_PHY_HT_40_SS, 54000, - 49800, 3, 3 }, /* 54 Mb */ - [42] = { RC_HT_SD_40, WLAN_RC_PHY_HT_40_SS, 81500, - 72200, 4, 4 }, /* 81 Mb */ - [43] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS, 108000, - 92900, 5, 5 }, /* 108 Mb */ - [44] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS, 121500, - 102700, 6, 6 }, /* 121.5 Mb*/ - [45] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS, 135000, - 112000, 7, 7 }, /* 135 Mb */ - [46] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS_HGI, 150000, - 122000, 7, 7 }, /* 150 Mb */ - [47] = { RC_INVALID, WLAN_RC_PHY_HT_40_DS, 27000, - 25800, 8, 8 }, /* 27 Mb */ - [48] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_DS, 54000, - 49800, 9, 9 }, /* 54 Mb */ - [49] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_DS, 81000, - 71900, 10, 10 }, /* 81 Mb */ - [50] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 108000, - 92500, 11, 11 }, /* 108 Mb */ - [51] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 162000, - 130300, 12, 12 }, /* 162 Mb */ - [52] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 216000, - 162800, 13, 13 }, /* 216 Mb */ - [53] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 243000, - 178200, 14, 14 }, /* 243 Mb */ - [54] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 270000, - 192100, 15, 15 }, /* 270 Mb */ - [55] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS_HGI, 300000, - 207000, 15, 15 }, /* 300 Mb */ - [56] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 40500, - 36100, 16, 16 }, /* 40.5 Mb */ - [57] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 81000, - 72900, 17, 17 }, /* 81 Mb */ - [58] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 121500, - 108300, 18, 18 }, /* 121.5 Mb */ - [59] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 162000, - 142000, 19, 19 }, /* 162 Mb */ - [60] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 243000, - 205100, 20, 20 }, /* 243 Mb */ - [61] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS_HGI, 270000, - 224700, 20, 20 }, /* 270 Mb */ - [62] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 324000, - 263100, 21, 21 }, /* 324 Mb */ - [63] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 360000, - 288000, 21, 21 }, /* 360 Mb */ - [64] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 364500, - 290700, 22, 22 }, /* 364.5 Mb */ - [65] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 405000, - 317200, 22, 22 }, /* 405 Mb */ - [66] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 405000, - 317200, 23, 23 }, /* 405 Mb */ - [67] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 450000, - 346400, 23, 23 }, /* 450 Mb */ - }, - 50, /* probe interval */ - WLAN_RC_HT_FLAG, /* Phy rates allowed initially */ -}; - -/* 4ms frame limit not used for NG mode. The values filled - * for HT are the 64K max aggregate limit */ - -static const struct ath_rate_table ar5416_11ng_ratetable = { - 72, - 12, /* MCS start */ - { - [0] = { RC_ALL, WLAN_RC_PHY_CCK, 1000, - 900, 0, 2 }, /* 1 Mb */ - [1] = { RC_ALL, WLAN_RC_PHY_CCK, 2000, - 1900, 1, 4 }, /* 2 Mb */ - [2] = { RC_ALL, WLAN_RC_PHY_CCK, 5500, - 4900, 2, 11 }, /* 5.5 Mb */ - [3] = { RC_ALL, WLAN_RC_PHY_CCK, 11000, - 8100, 3, 22 }, /* 11 Mb */ - [4] = { RC_INVALID, WLAN_RC_PHY_OFDM, 6000, - 5400, 4, 12 }, /* 6 Mb */ - [5] = { RC_INVALID, WLAN_RC_PHY_OFDM, 9000, - 7800, 5, 18 }, /* 9 Mb */ - [6] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 12000, - 10100, 6, 24 }, /* 12 Mb */ - [7] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 18000, - 14100, 7, 36 }, /* 18 Mb */ - [8] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 24000, - 17700, 8, 48 }, /* 24 Mb */ - [9] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 36000, - 23700, 9, 72 }, /* 36 Mb */ - [10] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 48000, - 27400, 10, 96 }, /* 48 Mb */ - [11] = { RC_L_SDT, WLAN_RC_PHY_OFDM, 54000, - 30900, 11, 108 }, /* 54 Mb */ - [12] = { RC_INVALID, WLAN_RC_PHY_HT_20_SS, 6500, - 6400, 0, 0 }, /* 6.5 Mb */ - [13] = { RC_HT_SDT_20, WLAN_RC_PHY_HT_20_SS, 13000, - 12700, 1, 1 }, /* 13 Mb */ - [14] = { RC_HT_SDT_20, WLAN_RC_PHY_HT_20_SS, 19500, - 18800, 2, 2 }, /* 19.5 Mb*/ - [15] = { RC_HT_SD_20, WLAN_RC_PHY_HT_20_SS, 26000, - 25000, 3, 3 }, /* 26 Mb */ - [16] = { RC_HT_SD_20, WLAN_RC_PHY_HT_20_SS, 39000, - 36700, 4, 4 }, /* 39 Mb */ - [17] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 52000, - 48100, 5, 5 }, /* 52 Mb */ - [18] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 58500, - 53500, 6, 6 }, /* 58.5 Mb */ - [19] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS, 65000, - 59000, 7, 7 }, /* 65 Mb */ - [20] = { RC_HT_S_20, WLAN_RC_PHY_HT_20_SS_HGI, 72200, - 65400, 7, 7 }, /* 65 Mb*/ - [21] = { RC_INVALID, WLAN_RC_PHY_HT_20_DS, 13000, - 12700, 8, 8 }, /* 13 Mb */ - [22] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_DS, 26000, - 24800, 9, 9 }, /* 26 Mb */ - [23] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_DS, 39000, - 36600, 10, 10 }, /* 39 Mb */ - [24] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 52000, - 48100, 11, 11 }, /* 52 Mb */ - [25] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 78000, - 69500, 12, 12 }, /* 78 Mb */ - [26] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 104000, - 89500, 13, 13 }, /* 104 Mb */ - [27] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 117000, - 98900, 14, 14 }, /* 117 Mb */ - [28] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS, 130000, - 108300, 15, 15 }, /* 130 Mb */ - [29] = { RC_HT_DT_20, WLAN_RC_PHY_HT_20_DS_HGI, 144400, - 120000, 15, 15 }, /* 144.4 Mb */ - [30] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 19500, - 17400, 16, 16 }, /* 19.5 Mb */ - [31] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 39000, - 35100, 17, 17 }, /* 39 Mb */ - [32] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 58500, - 52600, 18, 18 }, /* 58.5 Mb */ - [33] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 78000, - 70400, 19, 19 }, /* 78 Mb */ - [34] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS, 117000, - 104900, 20, 20 }, /* 117 Mb */ - [35] = { RC_INVALID, WLAN_RC_PHY_HT_20_TS_HGI, 130000, - 115800, 20, 20 }, /* 130 Mb */ - [36] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 156000, - 137200, 21, 21 }, /* 156 Mb */ - [37] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 173300, - 151100, 21, 21 }, /* 173.3 Mb */ - [38] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 175500, - 152800, 22, 22 }, /* 175.5 Mb */ - [39] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 195000, - 168400, 22, 22 }, /* 195 Mb */ - [40] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS, 195000, - 168400, 23, 23 }, /* 195 Mb */ - [41] = { RC_HT_T_20, WLAN_RC_PHY_HT_20_TS_HGI, 216700, - 185000, 23, 23 }, /* 216.7 Mb */ - [42] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 13500, - 13200, 0, 0 }, /* 13.5 Mb */ - [43] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 27500, - 25900, 1, 1 }, /* 27.0 Mb */ - [44] = { RC_HT_SDT_40, WLAN_RC_PHY_HT_40_SS, 40500, - 38600, 2, 2 }, /* 40.5 Mb */ - [45] = { RC_HT_SD_40, WLAN_RC_PHY_HT_40_SS, 54000, - 49800, 3, 3 }, /* 54 Mb */ - [46] = { RC_HT_SD_40, WLAN_RC_PHY_HT_40_SS, 81500, - 72200, 4, 4 }, /* 81 Mb */ - [47] = { RC_HT_S_40 , WLAN_RC_PHY_HT_40_SS, 108000, - 92900, 5, 5 }, /* 108 Mb */ - [48] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS, 121500, - 102700, 6, 6 }, /* 121.5 Mb */ - [49] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS, 135000, - 112000, 7, 7 }, /* 135 Mb */ - [50] = { RC_HT_S_40, WLAN_RC_PHY_HT_40_SS_HGI, 150000, - 122000, 7, 7 }, /* 150 Mb */ - [51] = { RC_INVALID, WLAN_RC_PHY_HT_40_DS, 27000, - 25800, 8, 8 }, /* 27 Mb */ - [52] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_DS, 54000, - 49800, 9, 9 }, /* 54 Mb */ - [53] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_DS, 81000, - 71900, 10, 10 }, /* 81 Mb */ - [54] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 108000, - 92500, 11, 11 }, /* 108 Mb */ - [55] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 162000, - 130300, 12, 12 }, /* 162 Mb */ - [56] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 216000, - 162800, 13, 13 }, /* 216 Mb */ - [57] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 243000, - 178200, 14, 14 }, /* 243 Mb */ - [58] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS, 270000, - 192100, 15, 15 }, /* 270 Mb */ - [59] = { RC_HT_DT_40, WLAN_RC_PHY_HT_40_DS_HGI, 300000, - 207000, 15, 15 }, /* 300 Mb */ - [60] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 40500, - 36100, 16, 16 }, /* 40.5 Mb */ - [61] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 81000, - 72900, 17, 17 }, /* 81 Mb */ - [62] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 121500, - 108300, 18, 18 }, /* 121.5 Mb */ - [63] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 162000, - 142000, 19, 19 }, /* 162 Mb */ - [64] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS, 243000, - 205100, 20, 20 }, /* 243 Mb */ - [65] = { RC_INVALID, WLAN_RC_PHY_HT_40_TS_HGI, 270000, - 224700, 20, 20 }, /* 270 Mb */ - [66] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 324000, - 263100, 21, 21 }, /* 324 Mb */ - [67] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 360000, - 288000, 21, 21 }, /* 360 Mb */ - [68] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 364500, - 290700, 22, 22 }, /* 364.5 Mb */ - [69] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 405000, - 317200, 22, 22 }, /* 405 Mb */ - [70] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS, 405000, - 317200, 23, 23 }, /* 405 Mb */ - [71] = { RC_HT_T_40, WLAN_RC_PHY_HT_40_TS_HGI, 450000, - 346400, 23, 23 }, /* 450 Mb */ - }, - 50, /* probe interval */ - WLAN_RC_HT_FLAG, /* Phy rates allowed initially */ -}; - -static const struct ath_rate_table ar5416_11a_ratetable = { - 8, - 0, - { - { RC_L_SDT, WLAN_RC_PHY_OFDM, 6000, /* 6 Mb */ - 5400, 0, 12}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 9000, /* 9 Mb */ - 7800, 1, 18}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 12000, /* 12 Mb */ - 10000, 2, 24}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 18000, /* 18 Mb */ - 13900, 3, 36}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 24000, /* 24 Mb */ - 17300, 4, 48}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 36000, /* 36 Mb */ - 23000, 5, 72}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 48000, /* 48 Mb */ - 27400, 6, 96}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 54000, /* 54 Mb */ - 29300, 7, 108}, - }, - 50, /* probe interval */ - 0, /* Phy rates allowed initially */ -}; - -static const struct ath_rate_table ar5416_11g_ratetable = { - 12, - 0, - { - { RC_L_SDT, WLAN_RC_PHY_CCK, 1000, /* 1 Mb */ - 900, 0, 2}, - { RC_L_SDT, WLAN_RC_PHY_CCK, 2000, /* 2 Mb */ - 1900, 1, 4}, - { RC_L_SDT, WLAN_RC_PHY_CCK, 5500, /* 5.5 Mb */ - 4900, 2, 11}, - { RC_L_SDT, WLAN_RC_PHY_CCK, 11000, /* 11 Mb */ - 8100, 3, 22}, - { RC_INVALID, WLAN_RC_PHY_OFDM, 6000, /* 6 Mb */ - 5400, 4, 12}, - { RC_INVALID, WLAN_RC_PHY_OFDM, 9000, /* 9 Mb */ - 7800, 5, 18}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 12000, /* 12 Mb */ - 10000, 6, 24}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 18000, /* 18 Mb */ - 13900, 7, 36}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 24000, /* 24 Mb */ - 17300, 8, 48}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 36000, /* 36 Mb */ - 23000, 9, 72}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 48000, /* 48 Mb */ - 27400, 10, 96}, - { RC_L_SDT, WLAN_RC_PHY_OFDM, 54000, /* 54 Mb */ - 29300, 11, 108}, - }, - 50, /* probe interval */ - 0, /* Phy rates allowed initially */ -}; - -static int ath_rc_get_rateindex(struct ath_rate_priv *ath_rc_priv, - struct ieee80211_tx_rate *rate) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - int rix, i, idx = 0; - - if (!(rate->flags & IEEE80211_TX_RC_MCS)) - return rate->idx; - - for (i = 0; i < ath_rc_priv->max_valid_rate; i++) { - idx = ath_rc_priv->valid_rate_index[i]; - - if (WLAN_RC_PHY_HT(rate_table->info[idx].phy) && - rate_table->info[idx].ratecode == rate->idx) - break; - } - - rix = idx; - - if (rate->flags & IEEE80211_TX_RC_SHORT_GI) - rix++; - - return rix; -} - -static void ath_rc_sort_validrates(struct ath_rate_priv *ath_rc_priv) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - u8 i, j, idx, idx_next; - - for (i = ath_rc_priv->max_valid_rate - 1; i > 0; i--) { - for (j = 0; j <= i-1; j++) { - idx = ath_rc_priv->valid_rate_index[j]; - idx_next = ath_rc_priv->valid_rate_index[j+1]; - - if (rate_table->info[idx].ratekbps > - rate_table->info[idx_next].ratekbps) { - ath_rc_priv->valid_rate_index[j] = idx_next; - ath_rc_priv->valid_rate_index[j+1] = idx; - } - } - } -} - -static inline -int ath_rc_get_nextvalid_txrate(const struct ath_rate_table *rate_table, - struct ath_rate_priv *ath_rc_priv, - u8 cur_valid_txrate, - u8 *next_idx) -{ - u8 i; - - for (i = 0; i < ath_rc_priv->max_valid_rate - 1; i++) { - if (ath_rc_priv->valid_rate_index[i] == cur_valid_txrate) { - *next_idx = ath_rc_priv->valid_rate_index[i+1]; - return 1; - } - } - - /* No more valid rates */ - *next_idx = 0; - - return 0; -} - -/* Return true only for single stream */ - -static int ath_rc_valid_phyrate(u32 phy, u32 capflag, int ignore_cw) -{ - if (WLAN_RC_PHY_HT(phy) && !(capflag & WLAN_RC_HT_FLAG)) - return 0; - if (WLAN_RC_PHY_DS(phy) && !(capflag & WLAN_RC_DS_FLAG)) - return 0; - if (WLAN_RC_PHY_TS(phy) && !(capflag & WLAN_RC_TS_FLAG)) - return 0; - if (WLAN_RC_PHY_SGI(phy) && !(capflag & WLAN_RC_SGI_FLAG)) - return 0; - if (!ignore_cw && WLAN_RC_PHY_HT(phy)) - if (WLAN_RC_PHY_40(phy) && !(capflag & WLAN_RC_40_FLAG)) - return 0; - return 1; -} - -static inline int -ath_rc_get_lower_rix(struct ath_rate_priv *ath_rc_priv, - u8 cur_valid_txrate, u8 *next_idx) -{ - int8_t i; - - for (i = 1; i < ath_rc_priv->max_valid_rate ; i++) { - if (ath_rc_priv->valid_rate_index[i] == cur_valid_txrate) { - *next_idx = ath_rc_priv->valid_rate_index[i-1]; - return 1; - } - } - - return 0; -} - -static u8 ath_rc_init_validrates(struct ath_rate_priv *ath_rc_priv) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - u8 i, hi = 0; - - for (i = 0; i < rate_table->rate_cnt; i++) { - if (rate_table->info[i].rate_flags & RC_LEGACY) { - u32 phy = rate_table->info[i].phy; - u8 valid_rate_count = 0; - - if (!ath_rc_valid_phyrate(phy, ath_rc_priv->ht_cap, 0)) - continue; - - valid_rate_count = ath_rc_priv->valid_phy_ratecnt[phy]; - - ath_rc_priv->valid_phy_rateidx[phy][valid_rate_count] = i; - ath_rc_priv->valid_phy_ratecnt[phy] += 1; - ath_rc_priv->valid_rate_index[i] = true; - hi = i; - } - } - - return hi; -} - -static inline bool ath_rc_check_legacy(u8 rate, u8 dot11rate, u16 rate_flags, - u32 phy, u32 capflag) -{ - if (rate != dot11rate || WLAN_RC_PHY_HT(phy)) - return false; - - if ((rate_flags & WLAN_RC_CAP_MODE(capflag)) != WLAN_RC_CAP_MODE(capflag)) - return false; - - if (!(rate_flags & WLAN_RC_CAP_STREAM(capflag))) - return false; - - return true; -} - -static inline bool ath_rc_check_ht(u8 rate, u8 dot11rate, u16 rate_flags, - u32 phy, u32 capflag) -{ - if (rate != dot11rate || !WLAN_RC_PHY_HT(phy)) - return false; - - if (!WLAN_RC_PHY_HT_VALID(rate_flags, capflag)) - return false; - - if (!(rate_flags & WLAN_RC_CAP_STREAM(capflag))) - return false; - - return true; -} - -static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv, bool legacy) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - struct ath_rateset *rateset; - u32 phy, capflag = ath_rc_priv->ht_cap; - u16 rate_flags; - u8 i, j, hi = 0, rate, dot11rate, valid_rate_count; - - if (legacy) - rateset = &ath_rc_priv->neg_rates; - else - rateset = &ath_rc_priv->neg_ht_rates; - - for (i = 0; i < rateset->rs_nrates; i++) { - for (j = 0; j < rate_table->rate_cnt; j++) { - phy = rate_table->info[j].phy; - rate_flags = rate_table->info[j].rate_flags; - rate = rateset->rs_rates[i]; - dot11rate = rate_table->info[j].dot11rate; - - if (legacy && - !ath_rc_check_legacy(rate, dot11rate, - rate_flags, phy, capflag)) - continue; - - if (!legacy && - !ath_rc_check_ht(rate, dot11rate, - rate_flags, phy, capflag)) - continue; - - if (!ath_rc_valid_phyrate(phy, capflag, 0)) - continue; - - valid_rate_count = ath_rc_priv->valid_phy_ratecnt[phy]; - ath_rc_priv->valid_phy_rateidx[phy][valid_rate_count] = j; - ath_rc_priv->valid_phy_ratecnt[phy] += 1; - ath_rc_priv->valid_rate_index[j] = true; - hi = max(hi, j); - } - } - - return hi; -} - -static u8 ath_rc_get_highest_rix(struct ath_rate_priv *ath_rc_priv, - int *is_probing) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - u32 best_thruput, this_thruput, now_msec; - u8 rate, next_rate, best_rate, maxindex, minindex; - int8_t index = 0; - - now_msec = jiffies_to_msecs(jiffies); - *is_probing = 0; - best_thruput = 0; - maxindex = ath_rc_priv->max_valid_rate-1; - minindex = 0; - best_rate = minindex; - - /* - * Try the higher rate first. It will reduce memory moving time - * if we have very good channel characteristics. - */ - for (index = maxindex; index >= minindex ; index--) { - u8 per_thres; - - rate = ath_rc_priv->valid_rate_index[index]; - if (rate > ath_rc_priv->rate_max_phy) - continue; - - /* - * For TCP the average collision rate is around 11%, - * so we ignore PERs less than this. This is to - * prevent the rate we are currently using (whose - * PER might be in the 10-15 range because of TCP - * collisions) looking worse than the next lower - * rate whose PER has decayed close to 0. If we - * used to next lower rate, its PER would grow to - * 10-15 and we would be worse off then staying - * at the current rate. - */ - per_thres = ath_rc_priv->per[rate]; - if (per_thres < 12) - per_thres = 12; - - this_thruput = rate_table->info[rate].user_ratekbps * - (100 - per_thres); - - if (best_thruput <= this_thruput) { - best_thruput = this_thruput; - best_rate = rate; - } - } - - rate = best_rate; - - /* - * Must check the actual rate (ratekbps) to account for - * non-monoticity of 11g's rate table - */ - - if (rate >= ath_rc_priv->rate_max_phy) { - rate = ath_rc_priv->rate_max_phy; - - /* Probe the next allowed phy state */ - if (ath_rc_get_nextvalid_txrate(rate_table, - ath_rc_priv, rate, &next_rate) && - (now_msec - ath_rc_priv->probe_time > - rate_table->probe_interval) && - (ath_rc_priv->hw_maxretry_pktcnt >= 1)) { - rate = next_rate; - ath_rc_priv->probe_rate = rate; - ath_rc_priv->probe_time = now_msec; - ath_rc_priv->hw_maxretry_pktcnt = 0; - *is_probing = 1; - } - } - - if (rate > (ath_rc_priv->rate_table_size - 1)) - rate = ath_rc_priv->rate_table_size - 1; - - if (RC_TS_ONLY(rate_table->info[rate].rate_flags) && - (ath_rc_priv->ht_cap & WLAN_RC_TS_FLAG)) - return rate; - - if (RC_DS_OR_LATER(rate_table->info[rate].rate_flags) && - (ath_rc_priv->ht_cap & (WLAN_RC_DS_FLAG | WLAN_RC_TS_FLAG))) - return rate; - - if (RC_SS_OR_LEGACY(rate_table->info[rate].rate_flags)) - return rate; - - /* This should not happen */ - WARN_ON_ONCE(1); - - rate = ath_rc_priv->valid_rate_index[0]; - - return rate; -} - -static void ath_rc_rate_set_series(const struct ath_rate_table *rate_table, - struct ieee80211_tx_rate *rate, - struct ieee80211_tx_rate_control *txrc, - u8 tries, u8 rix, int rtsctsenable) -{ - rate->count = tries; - rate->idx = rate_table->info[rix].ratecode; - - if (txrc->rts || rtsctsenable) - rate->flags |= IEEE80211_TX_RC_USE_RTS_CTS; - - if (WLAN_RC_PHY_HT(rate_table->info[rix].phy)) { - rate->flags |= IEEE80211_TX_RC_MCS; - if (WLAN_RC_PHY_40(rate_table->info[rix].phy) && - conf_is_ht40(&txrc->hw->conf)) - rate->flags |= IEEE80211_TX_RC_40_MHZ_WIDTH; - if (WLAN_RC_PHY_SGI(rate_table->info[rix].phy)) - rate->flags |= IEEE80211_TX_RC_SHORT_GI; - } -} - -static void ath_rc_rate_set_rtscts(struct ath_softc *sc, - const struct ath_rate_table *rate_table, - struct ieee80211_tx_info *tx_info) -{ - struct ieee80211_bss_conf *bss_conf; - - if (!tx_info->control.vif) - return; - /* - * For legacy frames, mac80211 takes care of CTS protection. - */ - if (!(tx_info->control.rates[0].flags & IEEE80211_TX_RC_MCS)) - return; - - bss_conf = &tx_info->control.vif->bss_conf; - - if (!bss_conf->basic_rates) - return; - - /* - * For now, use the lowest allowed basic rate for HT frames. - */ - tx_info->control.rts_cts_rate_idx = __ffs(bss_conf->basic_rates); -} - -static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, - struct ieee80211_tx_rate_control *txrc) -{ - struct ath_softc *sc = priv; - struct ath_rate_priv *ath_rc_priv = priv_sta; - const struct ath_rate_table *rate_table; - struct sk_buff *skb = txrc->skb; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); - struct ieee80211_tx_rate *rates = tx_info->control.rates; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - __le16 fc = hdr->frame_control; - u8 try_per_rate, i = 0, rix; - int is_probe = 0; - - if (rate_control_send_low(sta, priv_sta, txrc)) - return; - - /* - * For Multi Rate Retry we use a different number of - * retry attempt counts. This ends up looking like this: - * - * MRR[0] = 4 - * MRR[1] = 4 - * MRR[2] = 4 - * MRR[3] = 8 - * - */ - try_per_rate = 4; - - rate_table = ath_rc_priv->rate_table; - rix = ath_rc_get_highest_rix(ath_rc_priv, &is_probe); - - if (conf_is_ht(&sc->hw->conf) && - (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)) - tx_info->flags |= IEEE80211_TX_CTL_LDPC; - - if (conf_is_ht(&sc->hw->conf) && - (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)) - tx_info->flags |= (1 << IEEE80211_TX_CTL_STBC_SHIFT); - - if (is_probe) { - /* - * Set one try for probe rates. For the - * probes don't enable RTS. - */ - ath_rc_rate_set_series(rate_table, &rates[i++], txrc, - 1, rix, 0); - /* - * Get the next tried/allowed rate. - * No RTS for the next series after the probe rate. - */ - ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); - ath_rc_rate_set_series(rate_table, &rates[i++], txrc, - try_per_rate, rix, 0); - - tx_info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE; - } else { - /* - * Set the chosen rate. No RTS for first series entry. - */ - ath_rc_rate_set_series(rate_table, &rates[i++], txrc, - try_per_rate, rix, 0); - } - - for ( ; i < 4; i++) { - /* - * Use twice the number of tries for the last MRR segment. - */ - if (i + 1 == 4) - try_per_rate = 8; - - ath_rc_get_lower_rix(ath_rc_priv, rix, &rix); - - /* - * All other rates in the series have RTS enabled. - */ - ath_rc_rate_set_series(rate_table, &rates[i], txrc, - try_per_rate, rix, 1); - } - - /* - * NB:Change rate series to enable aggregation when operating - * at lower MCS rates. When first rate in series is MCS2 - * in HT40 @ 2.4GHz, series should look like: - * - * {MCS2, MCS1, MCS0, MCS0}. - * - * When first rate in series is MCS3 in HT20 @ 2.4GHz, series should - * look like: - * - * {MCS3, MCS2, MCS1, MCS1} - * - * So, set fourth rate in series to be same as third one for - * above conditions. - */ - if ((sc->hw->conf.channel->band == IEEE80211_BAND_2GHZ) && - (conf_is_ht(&sc->hw->conf))) { - u8 dot11rate = rate_table->info[rix].dot11rate; - u8 phy = rate_table->info[rix].phy; - if (i == 4 && - ((dot11rate == 2 && phy == WLAN_RC_PHY_HT_40_SS) || - (dot11rate == 3 && phy == WLAN_RC_PHY_HT_20_SS))) { - rates[3].idx = rates[2].idx; - rates[3].flags = rates[2].flags; - } - } - - /* - * Force hardware to use computed duration for next - * fragment by disabling multi-rate retry, which - * updates duration based on the multi-rate duration table. - * - * FIXME: Fix duration - */ - if (ieee80211_has_morefrags(fc) || - (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG)) { - rates[1].count = rates[2].count = rates[3].count = 0; - rates[1].idx = rates[2].idx = rates[3].idx = 0; - rates[0].count = ATH_TXMAXTRY; - } - - ath_rc_rate_set_rtscts(sc, rate_table, tx_info); -} - -static void ath_rc_update_per(struct ath_softc *sc, - const struct ath_rate_table *rate_table, - struct ath_rate_priv *ath_rc_priv, - struct ieee80211_tx_info *tx_info, - int tx_rate, int xretries, int retries, - u32 now_msec) -{ - int count, n_bad_frames; - u8 last_per; - static const u32 nretry_to_per_lookup[10] = { - 100 * 0 / 1, - 100 * 1 / 4, - 100 * 1 / 2, - 100 * 3 / 4, - 100 * 4 / 5, - 100 * 5 / 6, - 100 * 6 / 7, - 100 * 7 / 8, - 100 * 8 / 9, - 100 * 9 / 10 - }; - - last_per = ath_rc_priv->per[tx_rate]; - n_bad_frames = tx_info->status.ampdu_len - tx_info->status.ampdu_ack_len; - - if (xretries) { - if (xretries == 1) { - ath_rc_priv->per[tx_rate] += 30; - if (ath_rc_priv->per[tx_rate] > 100) - ath_rc_priv->per[tx_rate] = 100; - } else { - /* xretries == 2 */ - count = ARRAY_SIZE(nretry_to_per_lookup); - if (retries >= count) - retries = count - 1; - - /* new_PER = 7/8*old_PER + 1/8*(currentPER) */ - ath_rc_priv->per[tx_rate] = - (u8)(last_per - (last_per >> 3) + (100 >> 3)); - } - - /* xretries == 1 or 2 */ - - if (ath_rc_priv->probe_rate == tx_rate) - ath_rc_priv->probe_rate = 0; - - } else { /* xretries == 0 */ - count = ARRAY_SIZE(nretry_to_per_lookup); - if (retries >= count) - retries = count - 1; - - if (n_bad_frames) { - /* new_PER = 7/8*old_PER + 1/8*(currentPER) - * Assuming that n_frames is not 0. The current PER - * from the retries is 100 * retries / (retries+1), - * since the first retries attempts failed, and the - * next one worked. For the one that worked, - * n_bad_frames subframes out of n_frames wored, - * so the PER for that part is - * 100 * n_bad_frames / n_frames, and it contributes - * 100 * n_bad_frames / (n_frames * (retries+1)) to - * the above PER. The expression below is a - * simplified version of the sum of these two terms. - */ - if (tx_info->status.ampdu_len > 0) { - int n_frames, n_bad_tries; - u8 cur_per, new_per; - - n_bad_tries = retries * tx_info->status.ampdu_len + - n_bad_frames; - n_frames = tx_info->status.ampdu_len * (retries + 1); - cur_per = (100 * n_bad_tries / n_frames) >> 3; - new_per = (u8)(last_per - (last_per >> 3) + cur_per); - ath_rc_priv->per[tx_rate] = new_per; - } - } else { - ath_rc_priv->per[tx_rate] = - (u8)(last_per - (last_per >> 3) + - (nretry_to_per_lookup[retries] >> 3)); - } - - - /* - * If we got at most one retry then increase the max rate if - * this was a probe. Otherwise, ignore the probe. - */ - if (ath_rc_priv->probe_rate && ath_rc_priv->probe_rate == tx_rate) { - if (retries > 0 || 2 * n_bad_frames > tx_info->status.ampdu_len) { - /* - * Since we probed with just a single attempt, - * any retries means the probe failed. Also, - * if the attempt worked, but more than half - * the subframes were bad then also consider - * the probe a failure. - */ - ath_rc_priv->probe_rate = 0; - } else { - u8 probe_rate = 0; - - ath_rc_priv->rate_max_phy = - ath_rc_priv->probe_rate; - probe_rate = ath_rc_priv->probe_rate; - - if (ath_rc_priv->per[probe_rate] > 30) - ath_rc_priv->per[probe_rate] = 20; - - ath_rc_priv->probe_rate = 0; - - /* - * Since this probe succeeded, we allow the next - * probe twice as soon. This allows the maxRate - * to move up faster if the probes are - * successful. - */ - ath_rc_priv->probe_time = - now_msec - rate_table->probe_interval / 2; - } - } - - if (retries > 0) { - /* - * Don't update anything. We don't know if - * this was because of collisions or poor signal. - */ - ath_rc_priv->hw_maxretry_pktcnt = 0; - } else { - /* - * It worked with no retries. First ignore bogus (small) - * rssi_ack values. - */ - if (tx_rate == ath_rc_priv->rate_max_phy && - ath_rc_priv->hw_maxretry_pktcnt < 255) { - ath_rc_priv->hw_maxretry_pktcnt++; - } - - } - } -} - -static void ath_rc_update_ht(struct ath_softc *sc, - struct ath_rate_priv *ath_rc_priv, - struct ieee80211_tx_info *tx_info, - int tx_rate, int xretries, int retries) -{ - u32 now_msec = jiffies_to_msecs(jiffies); - int rate; - u8 last_per; - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - int size = ath_rc_priv->rate_table_size; - - if ((tx_rate < 0) || (tx_rate > rate_table->rate_cnt)) - return; - - last_per = ath_rc_priv->per[tx_rate]; - - /* Update PER first */ - ath_rc_update_per(sc, rate_table, ath_rc_priv, - tx_info, tx_rate, xretries, - retries, now_msec); - - /* - * If this rate looks bad (high PER) then stop using it for - * a while (except if we are probing). - */ - if (ath_rc_priv->per[tx_rate] >= 55 && tx_rate > 0 && - rate_table->info[tx_rate].ratekbps <= - rate_table->info[ath_rc_priv->rate_max_phy].ratekbps) { - ath_rc_get_lower_rix(ath_rc_priv, (u8)tx_rate, - &ath_rc_priv->rate_max_phy); - - /* Don't probe for a little while. */ - ath_rc_priv->probe_time = now_msec; - } - - /* Make sure the rates below this have lower PER */ - /* Monotonicity is kept only for rates below the current rate. */ - if (ath_rc_priv->per[tx_rate] < last_per) { - for (rate = tx_rate - 1; rate >= 0; rate--) { - - if (ath_rc_priv->per[rate] > - ath_rc_priv->per[rate+1]) { - ath_rc_priv->per[rate] = - ath_rc_priv->per[rate+1]; - } - } - } - - /* Maintain monotonicity for rates above the current rate */ - for (rate = tx_rate; rate < size - 1; rate++) { - if (ath_rc_priv->per[rate+1] < - ath_rc_priv->per[rate]) - ath_rc_priv->per[rate+1] = - ath_rc_priv->per[rate]; - } - - /* Every so often, we reduce the thresholds - * and PER (different for CCK and OFDM). */ - if (now_msec - ath_rc_priv->per_down_time >= - rate_table->probe_interval) { - for (rate = 0; rate < size; rate++) { - ath_rc_priv->per[rate] = - 7 * ath_rc_priv->per[rate] / 8; - } - - ath_rc_priv->per_down_time = now_msec; - } - - ath_debug_stat_retries(ath_rc_priv, tx_rate, xretries, retries, - ath_rc_priv->per[tx_rate]); - -} - -static void ath_rc_tx_status(struct ath_softc *sc, - struct ath_rate_priv *ath_rc_priv, - struct sk_buff *skb) -{ - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); - struct ieee80211_tx_rate *rates = tx_info->status.rates; - struct ieee80211_tx_rate *rate; - int final_ts_idx = 0, xretries = 0, long_retry = 0; - u8 flags; - u32 i = 0, rix; - - for (i = 0; i < sc->hw->max_rates; i++) { - rate = &tx_info->status.rates[i]; - if (rate->idx < 0 || !rate->count) - break; - - final_ts_idx = i; - long_retry = rate->count - 1; - } - - if (!(tx_info->flags & IEEE80211_TX_STAT_ACK)) - xretries = 1; - - /* - * If the first rate is not the final index, there - * are intermediate rate failures to be processed. - */ - if (final_ts_idx != 0) { - for (i = 0; i < final_ts_idx ; i++) { - if (rates[i].count != 0 && (rates[i].idx >= 0)) { - flags = rates[i].flags; - - /* If HT40 and we have switched mode from - * 40 to 20 => don't update */ - - if ((flags & IEEE80211_TX_RC_40_MHZ_WIDTH) && - !(ath_rc_priv->ht_cap & WLAN_RC_40_FLAG)) - return; - - rix = ath_rc_get_rateindex(ath_rc_priv, &rates[i]); - ath_rc_update_ht(sc, ath_rc_priv, tx_info, - rix, xretries ? 1 : 2, - rates[i].count); - } - } - } - - flags = rates[final_ts_idx].flags; - - /* If HT40 and we have switched mode from 40 to 20 => don't update */ - if ((flags & IEEE80211_TX_RC_40_MHZ_WIDTH) && - !(ath_rc_priv->ht_cap & WLAN_RC_40_FLAG)) - return; - - rix = ath_rc_get_rateindex(ath_rc_priv, &rates[final_ts_idx]); - ath_rc_update_ht(sc, ath_rc_priv, tx_info, rix, xretries, long_retry); - ath_debug_stat_rc(ath_rc_priv, rix); -} - -static const -struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc, - enum ieee80211_band band, - bool is_ht) -{ - switch(band) { - case IEEE80211_BAND_2GHZ: - if (is_ht) - return &ar5416_11ng_ratetable; - return &ar5416_11g_ratetable; - case IEEE80211_BAND_5GHZ: - if (is_ht) - return &ar5416_11na_ratetable; - return &ar5416_11a_ratetable; - default: - return NULL; - } -} - -static void ath_rc_init(struct ath_softc *sc, - struct ath_rate_priv *ath_rc_priv) -{ - const struct ath_rate_table *rate_table = ath_rc_priv->rate_table; - struct ath_rateset *rateset = &ath_rc_priv->neg_rates; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - u8 i, j, k, hi = 0, hthi = 0; - - ath_rc_priv->rate_table_size = RATE_TABLE_SIZE; - - for (i = 0 ; i < ath_rc_priv->rate_table_size; i++) { - ath_rc_priv->per[i] = 0; - ath_rc_priv->valid_rate_index[i] = 0; - } - - for (i = 0; i < WLAN_RC_PHY_MAX; i++) { - for (j = 0; j < RATE_TABLE_SIZE; j++) - ath_rc_priv->valid_phy_rateidx[i][j] = 0; - ath_rc_priv->valid_phy_ratecnt[i] = 0; - } - - if (!rateset->rs_nrates) { - hi = ath_rc_init_validrates(ath_rc_priv); - } else { - hi = ath_rc_setvalid_rates(ath_rc_priv, true); - - if (ath_rc_priv->ht_cap & WLAN_RC_HT_FLAG) - hthi = ath_rc_setvalid_rates(ath_rc_priv, false); - - hi = max(hi, hthi); - } - - ath_rc_priv->rate_table_size = hi + 1; - ath_rc_priv->rate_max_phy = 0; - WARN_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); - - for (i = 0, k = 0; i < WLAN_RC_PHY_MAX; i++) { - for (j = 0; j < ath_rc_priv->valid_phy_ratecnt[i]; j++) { - ath_rc_priv->valid_rate_index[k++] = - ath_rc_priv->valid_phy_rateidx[i][j]; - } - - if (!ath_rc_valid_phyrate(i, rate_table->initial_ratemax, 1) || - !ath_rc_priv->valid_phy_ratecnt[i]) - continue; - - ath_rc_priv->rate_max_phy = ath_rc_priv->valid_phy_rateidx[i][j-1]; - } - WARN_ON(ath_rc_priv->rate_table_size > RATE_TABLE_SIZE); - WARN_ON(k > RATE_TABLE_SIZE); - - ath_rc_priv->max_valid_rate = k; - ath_rc_sort_validrates(ath_rc_priv); - ath_rc_priv->rate_max_phy = (k > 4) ? - ath_rc_priv->valid_rate_index[k-4] : - ath_rc_priv->valid_rate_index[k-1]; - - ath_dbg(common, CONFIG, "RC Initialized with capabilities: 0x%x\n", - ath_rc_priv->ht_cap); -} - -static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta) -{ - u8 caps = 0; - - if (sta->ht_cap.ht_supported) { - caps = WLAN_RC_HT_FLAG; - if (sta->ht_cap.mcs.rx_mask[1] && sta->ht_cap.mcs.rx_mask[2]) - caps |= WLAN_RC_TS_FLAG | WLAN_RC_DS_FLAG; - else if (sta->ht_cap.mcs.rx_mask[1]) - caps |= WLAN_RC_DS_FLAG; - if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) { - caps |= WLAN_RC_40_FLAG; - if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40) - caps |= WLAN_RC_SGI_FLAG; - } else { - if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) - caps |= WLAN_RC_SGI_FLAG; - } - } - - return caps; -} - -static bool ath_tx_aggr_check(struct ath_softc *sc, struct ieee80211_sta *sta, - u8 tidno) -{ - struct ath_node *an = (struct ath_node *)sta->drv_priv; - struct ath_atx_tid *txtid; - - if (!sta->ht_cap.ht_supported) - return false; - - txtid = ATH_AN_2_TID(an, tidno); - - if (!(txtid->state & (AGGR_ADDBA_COMPLETE | AGGR_ADDBA_PROGRESS))) - return true; - return false; -} - - -/***********************************/ -/* mac80211 Rate Control callbacks */ -/***********************************/ - -static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband, - struct ieee80211_sta *sta, void *priv_sta, - struct sk_buff *skb) -{ - struct ath_softc *sc = priv; - struct ath_rate_priv *ath_rc_priv = priv_sta; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - __le16 fc = hdr->frame_control; - - if (!priv_sta || !ieee80211_is_data(fc)) - return; - - /* This packet was aggregated but doesn't carry status info */ - if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && - !(tx_info->flags & IEEE80211_TX_STAT_AMPDU)) - return; - - if (tx_info->flags & IEEE80211_TX_STAT_TX_FILTERED) - return; - - ath_rc_tx_status(sc, ath_rc_priv, skb); - - /* Check if aggregation has to be enabled for this tid */ - if (conf_is_ht(&sc->hw->conf) && - !(skb->protocol == cpu_to_be16(ETH_P_PAE))) { - if (ieee80211_is_data_qos(fc) && - skb_get_queue_mapping(skb) != IEEE80211_AC_VO) { - u8 *qc, tid; - - qc = ieee80211_get_qos_ctl(hdr); - tid = qc[0] & 0xf; - - if(ath_tx_aggr_check(sc, sta, tid)) - ieee80211_start_tx_ba_session(sta, tid, 0); - } - } -} - -static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband, - struct ieee80211_sta *sta, void *priv_sta) -{ - struct ath_softc *sc = priv; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - struct ath_rate_priv *ath_rc_priv = priv_sta; - int i, j = 0; - - for (i = 0; i < sband->n_bitrates; i++) { - if (sta->supp_rates[sband->band] & BIT(i)) { - ath_rc_priv->neg_rates.rs_rates[j] - = (sband->bitrates[i].bitrate * 2) / 10; - j++; - } - } - ath_rc_priv->neg_rates.rs_nrates = j; - - if (sta->ht_cap.ht_supported) { - for (i = 0, j = 0; i < 77; i++) { - if (sta->ht_cap.mcs.rx_mask[i/8] & (1<<(i%8))) - ath_rc_priv->neg_ht_rates.rs_rates[j++] = i; - if (j == ATH_RATE_MAX) - break; - } - ath_rc_priv->neg_ht_rates.rs_nrates = j; - } - - ath_rc_priv->rate_table = ath_choose_rate_table(sc, sband->band, - sta->ht_cap.ht_supported); - if (!ath_rc_priv->rate_table) { - ath_err(common, "No rate table chosen\n"); - return; - } - - ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); - ath_rc_init(sc, priv_sta); -} - -static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband, - struct ieee80211_sta *sta, void *priv_sta, - u32 changed) -{ - struct ath_softc *sc = priv; - struct ath_rate_priv *ath_rc_priv = priv_sta; - - if (changed & IEEE80211_RC_BW_CHANGED) { - ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta); - ath_rc_init(sc, priv_sta); - - ath_dbg(ath9k_hw_common(sc->sc_ah), CONFIG, - "Operating HT Bandwidth changed to: %d\n", - sc->hw->conf.channel_type); - } -} - -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) - -void ath_debug_stat_rc(struct ath_rate_priv *rc, int final_rate) -{ - struct ath_rc_stats *stats; - - stats = &rc->rcstats[final_rate]; - stats->success++; -} - -void ath_debug_stat_retries(struct ath_rate_priv *rc, int rix, - int xretries, int retries, u8 per) -{ - struct ath_rc_stats *stats = &rc->rcstats[rix]; - - stats->xretries += xretries; - stats->retries += retries; - stats->per = per; -} - -static ssize_t read_file_rcstat(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_rate_priv *rc = file->private_data; - char *buf; - unsigned int len = 0, max; - int rix; - ssize_t retval; - - if (rc->rate_table == NULL) - return 0; - - max = 80 + rc->rate_table_size * 1024 + 1; - buf = kmalloc(max, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len += sprintf(buf, "%6s %6s %6s " - "%10s %10s %10s %10s\n", - "HT", "MCS", "Rate", - "Success", "Retries", "XRetries", "PER"); - - for (rix = 0; rix < rc->max_valid_rate; rix++) { - u8 i = rc->valid_rate_index[rix]; - u32 ratekbps = rc->rate_table->info[i].ratekbps; - struct ath_rc_stats *stats = &rc->rcstats[i]; - char mcs[5]; - char htmode[5]; - int used_mcs = 0, used_htmode = 0; - - if (WLAN_RC_PHY_HT(rc->rate_table->info[i].phy)) { - used_mcs = snprintf(mcs, 5, "%d", - rc->rate_table->info[i].ratecode); - - if (WLAN_RC_PHY_40(rc->rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT40"); - else if (WLAN_RC_PHY_20(rc->rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT20"); - else - used_htmode = snprintf(htmode, 5, "????"); - } - - mcs[used_mcs] = '\0'; - htmode[used_htmode] = '\0'; - - len += snprintf(buf + len, max - len, - "%6s %6s %3u.%d: " - "%10u %10u %10u %10u\n", - htmode, - mcs, - ratekbps / 1000, - (ratekbps % 1000) / 100, - stats->success, - stats->retries, - stats->xretries, - stats->per); - } - - if (len > max) - len = max; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - return retval; -} - -static const struct file_operations fops_rcstat = { - .read = read_file_rcstat, - .open = simple_open, - .owner = THIS_MODULE -}; - -static void ath_rate_add_sta_debugfs(void *priv, void *priv_sta, - struct dentry *dir) -{ - struct ath_rate_priv *rc = priv_sta; - rc->debugfs_rcstats = debugfs_create_file("rc_stats", S_IRUGO, - dir, rc, &fops_rcstat); -} - -static void ath_rate_remove_sta_debugfs(void *priv, void *priv_sta) -{ - struct ath_rate_priv *rc = priv_sta; - debugfs_remove(rc->debugfs_rcstats); -} - -#endif /* CONFIG_MAC80211_DEBUGFS && CONFIG_ATH9K_DEBUGFS */ - -static void *ath_rate_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir) -{ - return hw->priv; -} - -static void ath_rate_free(void *priv) -{ - return; -} - -static void *ath_rate_alloc_sta(void *priv, struct ieee80211_sta *sta, gfp_t gfp) -{ - struct ath_softc *sc = priv; - struct ath_rate_priv *rate_priv; - - rate_priv = kzalloc(sizeof(struct ath_rate_priv), gfp); - if (!rate_priv) { - ath_err(ath9k_hw_common(sc->sc_ah), - "Unable to allocate private rc structure\n"); - return NULL; - } - - return rate_priv; -} - -static void ath_rate_free_sta(void *priv, struct ieee80211_sta *sta, - void *priv_sta) -{ - struct ath_rate_priv *rate_priv = priv_sta; - kfree(rate_priv); -} - -static struct rate_control_ops ath_rate_ops = { - .module = NULL, - .name = "ath9k_rate_control", - .tx_status = ath_tx_status, - .get_rate = ath_get_rate, - .rate_init = ath_rate_init, - .rate_update = ath_rate_update, - .alloc = ath_rate_alloc, - .free = ath_rate_free, - .alloc_sta = ath_rate_alloc_sta, - .free_sta = ath_rate_free_sta, - -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) - .add_sta_debugfs = ath_rate_add_sta_debugfs, - .remove_sta_debugfs = ath_rate_remove_sta_debugfs, -#endif -}; - -int ath_rate_control_register(void) -{ - return ieee80211_rate_control_register(&ath_rate_ops); -} - -void ath_rate_control_unregister(void) -{ - ieee80211_rate_control_unregister(&ath_rate_ops); -} diff --git a/drivers/net/wireless/ath/ath9k/rc.h b/drivers/net/wireless/ath/ath9k/rc.h deleted file mode 100644 index 267dbfcfaa9..00000000000 --- a/drivers/net/wireless/ath/ath9k/rc.h +++ /dev/null @@ -1,248 +0,0 @@ -/* - * Copyright (c) 2004 Sam Leffler, Errno Consulting - * Copyright (c) 2004 Video54 Technologies, Inc. - * Copyright (c) 2008-2011 Atheros Communications Inc. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef RC_H -#define RC_H - -#include "hw.h" - -struct ath_softc; - -#define ATH_RATE_MAX 30 -#define RATE_TABLE_SIZE 72 - -#define RC_INVALID 0x0000 -#define RC_LEGACY 0x0001 -#define RC_SS 0x0002 -#define RC_DS 0x0004 -#define RC_TS 0x0008 -#define RC_HT_20 0x0010 -#define RC_HT_40 0x0020 - -#define RC_STREAM_MASK 0xe -#define RC_DS_OR_LATER(f) ((((f) & RC_STREAM_MASK) == RC_DS) || \ - (((f) & RC_STREAM_MASK) == (RC_DS | RC_TS))) -#define RC_TS_ONLY(f) (((f) & RC_STREAM_MASK) == RC_TS) -#define RC_SS_OR_LEGACY(f) ((f) & (RC_SS | RC_LEGACY)) - -#define RC_HT_2040 (RC_HT_20 | RC_HT_40) -#define RC_ALL_STREAM (RC_SS | RC_DS | RC_TS) -#define RC_L_SD (RC_LEGACY | RC_SS | RC_DS) -#define RC_L_SDT (RC_LEGACY | RC_SS | RC_DS | RC_TS) -#define RC_HT_S_20 (RC_HT_20 | RC_SS) -#define RC_HT_D_20 (RC_HT_20 | RC_DS) -#define RC_HT_T_20 (RC_HT_20 | RC_TS) -#define RC_HT_S_40 (RC_HT_40 | RC_SS) -#define RC_HT_D_40 (RC_HT_40 | RC_DS) -#define RC_HT_T_40 (RC_HT_40 | RC_TS) - -#define RC_HT_SD_20 (RC_HT_20 | RC_SS | RC_DS) -#define RC_HT_DT_20 (RC_HT_20 | RC_DS | RC_TS) -#define RC_HT_SD_40 (RC_HT_40 | RC_SS | RC_DS) -#define RC_HT_DT_40 (RC_HT_40 | RC_DS | RC_TS) - -#define RC_HT_SD_2040 (RC_HT_2040 | RC_SS | RC_DS) -#define RC_HT_SDT_2040 (RC_HT_2040 | RC_SS | RC_DS | RC_TS) - -#define RC_HT_SDT_20 (RC_HT_20 | RC_SS | RC_DS | RC_TS) -#define RC_HT_SDT_40 (RC_HT_40 | RC_SS | RC_DS | RC_TS) - -#define RC_ALL (RC_LEGACY | RC_HT_2040 | RC_ALL_STREAM) - -enum { - WLAN_RC_PHY_OFDM, - WLAN_RC_PHY_CCK, - WLAN_RC_PHY_HT_20_SS, - WLAN_RC_PHY_HT_20_DS, - WLAN_RC_PHY_HT_20_TS, - WLAN_RC_PHY_HT_40_SS, - WLAN_RC_PHY_HT_40_DS, - WLAN_RC_PHY_HT_40_TS, - WLAN_RC_PHY_HT_20_SS_HGI, - WLAN_RC_PHY_HT_20_DS_HGI, - WLAN_RC_PHY_HT_20_TS_HGI, - WLAN_RC_PHY_HT_40_SS_HGI, - WLAN_RC_PHY_HT_40_DS_HGI, - WLAN_RC_PHY_HT_40_TS_HGI, - WLAN_RC_PHY_MAX -}; - -#define WLAN_RC_PHY_DS(_phy) ((_phy == WLAN_RC_PHY_HT_20_DS) \ - || (_phy == WLAN_RC_PHY_HT_40_DS) \ - || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_DS_HGI)) -#define WLAN_RC_PHY_TS(_phy) ((_phy == WLAN_RC_PHY_HT_20_TS) \ - || (_phy == WLAN_RC_PHY_HT_40_TS) \ - || (_phy == WLAN_RC_PHY_HT_20_TS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) -#define WLAN_RC_PHY_20(_phy) ((_phy == WLAN_RC_PHY_HT_20_SS) \ - || (_phy == WLAN_RC_PHY_HT_20_DS) \ - || (_phy == WLAN_RC_PHY_HT_20_TS) \ - || (_phy == WLAN_RC_PHY_HT_20_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_20_TS_HGI)) -#define WLAN_RC_PHY_40(_phy) ((_phy == WLAN_RC_PHY_HT_40_SS) \ - || (_phy == WLAN_RC_PHY_HT_40_DS) \ - || (_phy == WLAN_RC_PHY_HT_40_TS) \ - || (_phy == WLAN_RC_PHY_HT_40_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_DS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) -#define WLAN_RC_PHY_SGI(_phy) ((_phy == WLAN_RC_PHY_HT_20_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_20_DS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_20_TS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_SS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_DS_HGI) \ - || (_phy == WLAN_RC_PHY_HT_40_TS_HGI)) - -#define WLAN_RC_PHY_HT(_phy) (_phy >= WLAN_RC_PHY_HT_20_SS) - -#define WLAN_RC_CAP_MODE(capflag) (((capflag & WLAN_RC_HT_FLAG) ? \ - ((capflag & WLAN_RC_40_FLAG) ? RC_HT_40 : RC_HT_20) : RC_LEGACY)) - -#define WLAN_RC_CAP_STREAM(capflag) (((capflag & WLAN_RC_TS_FLAG) ? \ - (RC_TS) : ((capflag & WLAN_RC_DS_FLAG) ? RC_DS : RC_SS))) - -/* Return TRUE if flag supports HT20 && client supports HT20 or - * return TRUE if flag supports HT40 && client supports HT40. - * This is used becos some rates overlap between HT20/HT40. - */ -#define WLAN_RC_PHY_HT_VALID(flag, capflag) \ - (((flag & RC_HT_20) && !(capflag & WLAN_RC_40_FLAG)) || \ - ((flag & RC_HT_40) && (capflag & WLAN_RC_40_FLAG))) - -#define WLAN_RC_DS_FLAG (0x01) -#define WLAN_RC_TS_FLAG (0x02) -#define WLAN_RC_40_FLAG (0x04) -#define WLAN_RC_SGI_FLAG (0x08) -#define WLAN_RC_HT_FLAG (0x10) - -/** - * struct ath_rate_table - Rate Control table - * @rate_cnt: total number of rates for the given wireless mode - * @mcs_start: MCS rate index offset - * @rate_flags: Rate Control flags - * @phy: CCK/OFDM/HT20/HT40 - * @ratekbps: rate in Kbits per second - * @user_ratekbps: user rate in Kbits per second - * @ratecode: rate that goes into HW descriptors - * @dot11rate: value that goes into supported - * rates info element of MLME - * @ctrl_rate: Index of next lower basic rate, used for duration computation - * @cw40index: Index of rates having 40MHz channel width - * @sgi_index: Index of rates having Short Guard Interval - * @ht_index: high throughput rates having 40MHz channel width and - * Short Guard Interval - * @probe_interval: interval for rate control to probe for other rates - * @initial_ratemax: initial ratemax value - */ -struct ath_rate_table { - int rate_cnt; - int mcs_start; - struct { - u16 rate_flags; - u8 phy; - u32 ratekbps; - u32 user_ratekbps; - u8 ratecode; - u8 dot11rate; - } info[RATE_TABLE_SIZE]; - u32 probe_interval; - u8 initial_ratemax; -}; - -struct ath_rateset { - u8 rs_nrates; - u8 rs_rates[ATH_RATE_MAX]; -}; - -struct ath_rc_stats { - u32 success; - u32 retries; - u32 xretries; - u8 per; -}; - -/** - * struct ath_rate_priv - Rate Control priv data - * @state: RC state - * @probe_rate: rate we are probing at - * @probe_time: msec timestamp for last probe - * @hw_maxretry_pktcnt: num of packets since we got HW max retry error - * @max_valid_rate: maximum number of valid rate - * @per_down_time: msec timestamp for last PER down step - * @valid_phy_ratecnt: valid rate count - * @rate_max_phy: phy index for the max rate - * @per: PER for every valid rate in % - * @probe_interval: interval for ratectrl to probe for other rates - * @ht_cap: HT capabilities - * @neg_rates: Negotatied rates - * @neg_ht_rates: Negotiated HT rates - */ -struct ath_rate_priv { - u8 rate_table_size; - u8 probe_rate; - u8 hw_maxretry_pktcnt; - u8 max_valid_rate; - u8 valid_rate_index[RATE_TABLE_SIZE]; - u8 ht_cap; - u8 valid_phy_ratecnt[WLAN_RC_PHY_MAX]; - u8 valid_phy_rateidx[WLAN_RC_PHY_MAX][RATE_TABLE_SIZE]; - u8 rate_max_phy; - u8 per[RATE_TABLE_SIZE]; - u32 probe_time; - u32 per_down_time; - u32 probe_interval; - struct ath_rateset neg_rates; - struct ath_rateset neg_ht_rates; - const struct ath_rate_table *rate_table; - -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) - struct dentry *debugfs_rcstats; - struct ath_rc_stats rcstats[RATE_TABLE_SIZE]; -#endif -}; - -#if defined(CONFIG_MAC80211_DEBUGFS) && defined(CONFIG_ATH9K_DEBUGFS) -void ath_debug_stat_rc(struct ath_rate_priv *rc, int final_rate); -void ath_debug_stat_retries(struct ath_rate_priv *rc, int rix, - int xretries, int retries, u8 per); -#else -static inline void ath_debug_stat_rc(struct ath_rate_priv *rc, int final_rate) -{ -} -static inline void ath_debug_stat_retries(struct ath_rate_priv *rc, int rix, - int xretries, int retries, u8 per) -{ -} -#endif - -#ifdef CONFIG_ATH9K_RATE_CONTROL -int ath_rate_control_register(void); -void ath_rate_control_unregister(void); -#else -static inline int ath_rate_control_register(void) -{ - return 0; -} - -static inline void ath_rate_control_unregister(void) -{ -} -#endif - -#endif /* RC_H */ diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index d4df98a938b..9105a92364f 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -18,7 +18,7 @@ #include "ath9k.h" #include "ar9003_mac.h" -#define SKB_CB_ATHBUF(__skb) (*((struct ath_buf **)__skb->cb)) +#define SKB_CB_ATHBUF(__skb) (*((struct ath_rxbuf **)__skb->cb)) static inline bool ath9k_check_auto_sleep(struct ath_softc *sc) { @@ -34,15 +34,14 @@ static inline bool ath9k_check_auto_sleep(struct ath_softc *sc) * buffer (or rx fifo). This can incorrectly acknowledge packets * to a sender if last desc is self-linked. */ -static void ath_rx_buf_link(struct ath_softc *sc, struct ath_buf *bf) +static void ath_rx_buf_link(struct ath_softc *sc, struct ath_rxbuf *bf, + bool flush) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath_desc *ds; struct sk_buff *skb; - ATH_RXBUF_RESET(bf); - ds = bf->bf_desc; ds->ds_link = 0; /* link to null */ ds->ds_data = bf->bf_buf_addr; @@ -61,14 +60,23 @@ static void ath_rx_buf_link(struct ath_softc *sc, struct ath_buf *bf) common->rx_bufsize, 0); - if (sc->rx.rxlink == NULL) - ath9k_hw_putrxbuf(ah, bf->bf_daddr); - else + if (sc->rx.rxlink) *sc->rx.rxlink = bf->bf_daddr; + else if (!flush) + ath9k_hw_putrxbuf(ah, bf->bf_daddr); sc->rx.rxlink = &ds->ds_link; } +static void ath_rx_buf_relink(struct ath_softc *sc, struct ath_rxbuf *bf, + bool flush) +{ + if (sc->rx.buf_hold) + ath_rx_buf_link(sc, sc->rx.buf_hold, flush); + + sc->rx.buf_hold = bf; +} + static void ath_setdefantenna(struct ath_softc *sc, u32 antenna) { /* XXX block beacon interrupts */ @@ -105,34 +113,33 @@ static bool ath_rx_edma_buf_link(struct ath_softc *sc, struct ath_hw *ah = sc->sc_ah; struct ath_rx_edma *rx_edma; struct sk_buff *skb; - struct ath_buf *bf; + struct ath_rxbuf *bf; rx_edma = &sc->rx.rx_edma[qtype]; if (skb_queue_len(&rx_edma->rx_fifo) >= rx_edma->rx_fifo_hwsize) return false; - bf = list_first_entry(&sc->rx.rxbuf, struct ath_buf, list); + bf = list_first_entry(&sc->rx.rxbuf, struct ath_rxbuf, list); list_del_init(&bf->list); skb = bf->bf_mpdu; - ATH_RXBUF_RESET(bf); memset(skb->data, 0, ah->caps.rx_status_len); dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, ah->caps.rx_status_len, DMA_TO_DEVICE); SKB_CB_ATHBUF(skb) = bf; ath9k_hw_addrxbuf_edma(ah, bf->bf_buf_addr, qtype); - skb_queue_tail(&rx_edma->rx_fifo, skb); + __skb_queue_tail(&rx_edma->rx_fifo, skb); return true; } static void ath_rx_addbuffer_edma(struct ath_softc *sc, - enum ath9k_rx_qtype qtype, int size) + enum ath9k_rx_qtype qtype) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); - struct ath_buf *bf, *tbf; + struct ath_rxbuf *bf, *tbf; if (list_empty(&sc->rx.rxbuf)) { ath_dbg(common, QUEUE, "No free rx buf available\n"); @@ -148,13 +155,13 @@ static void ath_rx_addbuffer_edma(struct ath_softc *sc, static void ath_rx_remove_buffer(struct ath_softc *sc, enum ath9k_rx_qtype qtype) { - struct ath_buf *bf; + struct ath_rxbuf *bf; struct ath_rx_edma *rx_edma; struct sk_buff *skb; rx_edma = &sc->rx.rx_edma[qtype]; - while ((skb = skb_dequeue(&rx_edma->rx_fifo)) != NULL) { + while ((skb = __skb_dequeue(&rx_edma->rx_fifo)) != NULL) { bf = SKB_CB_ATHBUF(skb); BUG_ON(!bf); list_add_tail(&bf->list, &sc->rx.rxbuf); @@ -165,7 +172,7 @@ static void ath_rx_edma_cleanup(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - struct ath_buf *bf; + struct ath_rxbuf *bf; ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_LP); ath_rx_remove_buffer(sc, ATH9K_RX_QUEUE_HP); @@ -180,16 +187,11 @@ static void ath_rx_edma_cleanup(struct ath_softc *sc) bf->bf_mpdu = NULL; } } - - INIT_LIST_HEAD(&sc->rx.rxbuf); - - kfree(sc->rx.rx_bufptr); - sc->rx.rx_bufptr = NULL; } static void ath_rx_edma_init_queue(struct ath_rx_edma *rx_edma, int size) { - skb_queue_head_init(&rx_edma->rx_fifo); + __skb_queue_head_init(&rx_edma->rx_fifo); rx_edma->rx_fifo_hwsize = size; } @@ -198,7 +200,7 @@ static int ath_rx_edma_init(struct ath_softc *sc, int nbufs) struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_hw *ah = sc->sc_ah; struct sk_buff *skb; - struct ath_buf *bf; + struct ath_rxbuf *bf; int error = 0, i; u32 size; @@ -210,13 +212,12 @@ static int ath_rx_edma_init(struct ath_softc *sc, int nbufs) ath_rx_edma_init_queue(&sc->rx.rx_edma[ATH9K_RX_QUEUE_HP], ah->caps.rx_hp_qdepth); - size = sizeof(struct ath_buf) * nbufs; - bf = kzalloc(size, GFP_KERNEL); + size = sizeof(struct ath_rxbuf) * nbufs; + bf = devm_kzalloc(sc->dev, size, GFP_KERNEL); if (!bf) return -ENOMEM; INIT_LIST_HEAD(&sc->rx.rxbuf); - sc->rx.rx_bufptr = bf; for (i = 0; i < nbufs; i++, bf++) { skb = ath_rxbuf_alloc(common, common->rx_bufsize, GFP_KERNEL); @@ -254,21 +255,11 @@ rx_init_fail: static void ath_edma_start_recv(struct ath_softc *sc) { - spin_lock_bh(&sc->rx.rxbuflock); - ath9k_hw_rxena(sc->sc_ah); - - ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_HP, - sc->rx.rx_edma[ATH9K_RX_QUEUE_HP].rx_fifo_hwsize); - - ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_LP, - sc->rx.rx_edma[ATH9K_RX_QUEUE_LP].rx_fifo_hwsize); - + ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_HP); + ath_rx_addbuffer_edma(sc, ATH9K_RX_QUEUE_LP); ath_opmode_init(sc); - ath9k_hw_startpcureceive(sc->sc_ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)); - - spin_unlock_bh(&sc->rx.rxbuflock); } static void ath_edma_stop_recv(struct ath_softc *sc) @@ -281,59 +272,55 @@ int ath_rx_init(struct ath_softc *sc, int nbufs) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct sk_buff *skb; - struct ath_buf *bf; + struct ath_rxbuf *bf; int error = 0; spin_lock_init(&sc->sc_pcu_lock); - spin_lock_init(&sc->rx.rxbuflock); - clear_bit(SC_OP_RXFLUSH, &sc->sc_flags); common->rx_bufsize = IEEE80211_MAX_MPDU_LEN / 2 + sc->sc_ah->caps.rx_status_len; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) return ath_rx_edma_init(sc, nbufs); - } else { - ath_dbg(common, CONFIG, "cachelsz %u rxbufsize %u\n", - common->cachelsz, common->rx_bufsize); - /* Initialize rx descriptors */ + ath_dbg(common, CONFIG, "cachelsz %u rxbufsize %u\n", + common->cachelsz, common->rx_bufsize); - error = ath_descdma_setup(sc, &sc->rx.rxdma, &sc->rx.rxbuf, - "rx", nbufs, 1, 0); - if (error != 0) { - ath_err(common, - "failed to allocate rx descriptors: %d\n", - error); + /* Initialize rx descriptors */ + + error = ath_descdma_setup(sc, &sc->rx.rxdma, &sc->rx.rxbuf, + "rx", nbufs, 1, 0); + if (error != 0) { + ath_err(common, + "failed to allocate rx descriptors: %d\n", + error); + goto err; + } + + list_for_each_entry(bf, &sc->rx.rxbuf, list) { + skb = ath_rxbuf_alloc(common, common->rx_bufsize, + GFP_KERNEL); + if (skb == NULL) { + error = -ENOMEM; goto err; } - list_for_each_entry(bf, &sc->rx.rxbuf, list) { - skb = ath_rxbuf_alloc(common, common->rx_bufsize, - GFP_KERNEL); - if (skb == NULL) { - error = -ENOMEM; - goto err; - } - - bf->bf_mpdu = skb; - bf->bf_buf_addr = dma_map_single(sc->dev, skb->data, - common->rx_bufsize, - DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(sc->dev, - bf->bf_buf_addr))) { - dev_kfree_skb_any(skb); - bf->bf_mpdu = NULL; - bf->bf_buf_addr = 0; - ath_err(common, - "dma_mapping_error() on RX init\n"); - error = -ENOMEM; - goto err; - } + bf->bf_mpdu = skb; + bf->bf_buf_addr = dma_map_single(sc->dev, skb->data, + common->rx_bufsize, + DMA_FROM_DEVICE); + if (unlikely(dma_mapping_error(sc->dev, + bf->bf_buf_addr))) { + dev_kfree_skb_any(skb); + bf->bf_mpdu = NULL; + bf->bf_buf_addr = 0; + ath_err(common, + "dma_mapping_error() on RX init\n"); + error = -ENOMEM; + goto err; } - sc->rx.rxlink = NULL; } - + sc->rx.rxlink = NULL; err: if (error) ath_rx_cleanup(sc); @@ -346,26 +333,23 @@ void ath_rx_cleanup(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct sk_buff *skb; - struct ath_buf *bf; + struct ath_rxbuf *bf; if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { ath_rx_edma_cleanup(sc); return; - } else { - list_for_each_entry(bf, &sc->rx.rxbuf, list) { - skb = bf->bf_mpdu; - if (skb) { - dma_unmap_single(sc->dev, bf->bf_buf_addr, - common->rx_bufsize, - DMA_FROM_DEVICE); - dev_kfree_skb(skb); - bf->bf_buf_addr = 0; - bf->bf_mpdu = NULL; - } - } + } - if (sc->rx.rxdma.dd_desc_len != 0) - ath_descdma_cleanup(sc, &sc->rx.rxdma, &sc->rx.rxbuf); + list_for_each_entry(bf, &sc->rx.rxbuf, list) { + skb = bf->bf_mpdu; + if (skb) { + dma_unmap_single(sc->dev, bf->bf_buf_addr, + common->rx_bufsize, + DMA_FROM_DEVICE); + dev_kfree_skb(skb); + bf->bf_buf_addr = 0; + bf->bf_mpdu = NULL; + } } } @@ -392,9 +376,16 @@ u32 ath_calcrxfilter(struct ath_softc *sc) { u32 rfilt; + if (config_enabled(CONFIG_ATH9K_TX99)) + return 0; + rfilt = ATH9K_RX_FILTER_UCAST | ATH9K_RX_FILTER_BCAST | ATH9K_RX_FILTER_MCAST; + /* if operating on a DFS channel, enable radar pulse detection */ + if (sc->hw->conf.radar_enabled) + rfilt |= ATH9K_RX_FILTER_PHYRADAR | ATH9K_RX_FILTER_PHYERR; + if (sc->rx.rxfilter & FIF_PROBE_REQ) rfilt |= ATH9K_RX_FILTER_PROBEREQ; @@ -430,7 +421,7 @@ u32 ath_calcrxfilter(struct ath_softc *sc) rfilt |= ATH9K_RX_FILTER_MCAST_BCAST_ALL; } - if (AR_SREV_9550(sc->sc_ah)) + if (AR_SREV_9550(sc->sc_ah) || AR_SREV_9531(sc->sc_ah)) rfilt |= ATH9K_RX_FILTER_4ADDRESS; return rfilt; @@ -440,27 +431,27 @@ u32 ath_calcrxfilter(struct ath_softc *sc) int ath_startrecv(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - struct ath_buf *bf, *tbf; + struct ath_rxbuf *bf, *tbf; if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { ath_edma_start_recv(sc); return 0; } - spin_lock_bh(&sc->rx.rxbuflock); if (list_empty(&sc->rx.rxbuf)) goto start_recv; + sc->rx.buf_hold = NULL; sc->rx.rxlink = NULL; list_for_each_entry_safe(bf, tbf, &sc->rx.rxbuf, list) { - ath_rx_buf_link(sc, bf); + ath_rx_buf_link(sc, bf, false); } /* We could have deleted elements so the list may be empty now */ if (list_empty(&sc->rx.rxbuf)) goto start_recv; - bf = list_first_entry(&sc->rx.rxbuf, struct ath_buf, list); + bf = list_first_entry(&sc->rx.rxbuf, struct ath_rxbuf, list); ath9k_hw_putrxbuf(ah, bf->bf_daddr); ath9k_hw_rxena(ah); @@ -468,26 +459,31 @@ start_recv: ath_opmode_init(sc); ath9k_hw_startpcureceive(ah, !!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)); - spin_unlock_bh(&sc->rx.rxbuflock); - return 0; } +static void ath_flushrecv(struct ath_softc *sc) +{ + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) + ath_rx_tasklet(sc, 1, true); + ath_rx_tasklet(sc, 1, false); +} + bool ath_stoprecv(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; bool stopped, reset = false; - spin_lock_bh(&sc->rx.rxbuflock); ath9k_hw_abortpcurecv(ah); ath9k_hw_setrxfilter(ah, 0); stopped = ath9k_hw_stopdmarecv(ah, &reset); + ath_flushrecv(sc); + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) ath_edma_stop_recv(sc); else sc->rx.rxlink = NULL; - spin_unlock_bh(&sc->rx.rxbuflock); if (!(ah->ah_flags & AH_UNPLUGGED) && unlikely(!stopped)) { @@ -499,15 +495,6 @@ bool ath_stoprecv(struct ath_softc *sc) return stopped && !reset; } -void ath_flushrecv(struct ath_softc *sc) -{ - set_bit(SC_OP_RXFLUSH, &sc->sc_flags); - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) - ath_rx_tasklet(sc, 1, true); - ath_rx_tasklet(sc, 1, false); - clear_bit(SC_OP_RXFLUSH, &sc->sc_flags); -} - static bool ath_beacon_dtim_pending_cab(struct sk_buff *skb) { /* Check whether the Beacon frame has DTIM indicating buffered bc/mc */ @@ -552,8 +539,11 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb) if (sc->ps_flags & PS_BEACON_SYNC) { sc->ps_flags &= ~PS_BEACON_SYNC; ath_dbg(common, PS, - "Reconfigure Beacon timers based on timestamp from the AP\n"); - ath9k_set_beacon(sc); + "Reconfigure beacon timers based on synchronized timestamp\n"); + if (!(WARN_ON_ONCE(sc->cur_beacon_conf.beacon_interval == 0))) + ath9k_set_beacon(sc); + if (sc->p2p_ps_vif) + ath9k_update_p2p_ps(sc, sc->p2p_ps_vif->vif); } if (ath_beacon_dtim_pending_cab(skb)) { @@ -620,13 +610,13 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb, bool mybeacon) static bool ath_edma_get_buffers(struct ath_softc *sc, enum ath9k_rx_qtype qtype, struct ath_rx_status *rs, - struct ath_buf **dest) + struct ath_rxbuf **dest) { struct ath_rx_edma *rx_edma = &sc->rx.rx_edma[qtype]; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct sk_buff *skb; - struct ath_buf *bf; + struct ath_rxbuf *bf; int ret; skb = skb_peek(&rx_edma->rx_fifo); @@ -670,11 +660,11 @@ static bool ath_edma_get_buffers(struct ath_softc *sc, return true; } -static struct ath_buf *ath_edma_get_next_rx_buf(struct ath_softc *sc, +static struct ath_rxbuf *ath_edma_get_next_rx_buf(struct ath_softc *sc, struct ath_rx_status *rs, enum ath9k_rx_qtype qtype) { - struct ath_buf *bf = NULL; + struct ath_rxbuf *bf = NULL; while (ath_edma_get_buffers(sc, qtype, rs, &bf)) { if (!bf) @@ -685,13 +675,13 @@ static struct ath_buf *ath_edma_get_next_rx_buf(struct ath_softc *sc, return NULL; } -static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, +static struct ath_rxbuf *ath_get_next_rx_buf(struct ath_softc *sc, struct ath_rx_status *rs) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath_desc *ds; - struct ath_buf *bf; + struct ath_rxbuf *bf; int ret; if (list_empty(&sc->rx.rxbuf)) { @@ -699,7 +689,10 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, return NULL; } - bf = list_first_entry(&sc->rx.rxbuf, struct ath_buf, list); + bf = list_first_entry(&sc->rx.rxbuf, struct ath_rxbuf, list); + if (bf == sc->rx.buf_hold) + return NULL; + ds = bf->bf_desc; /* @@ -716,7 +709,7 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, ret = ath9k_hw_rxprocdesc(ah, ds, rs); if (ret == -EINPROGRESS) { struct ath_rx_status trs; - struct ath_buf *tbf; + struct ath_rxbuf *tbf; struct ath_desc *tds; memset(&trs, 0, sizeof(trs)); @@ -725,7 +718,7 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, return NULL; } - tbf = list_entry(bf->list.next, struct ath_buf, list); + tbf = list_entry(bf->list.next, struct ath_rxbuf, list); /* * On some hardware the descriptor status words could @@ -742,8 +735,23 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, ret = ath9k_hw_rxprocdesc(ah, tds, &trs); if (ret == -EINPROGRESS) return NULL; + + /* + * Re-check previous descriptor, in case it has been filled + * in the mean time. + */ + ret = ath9k_hw_rxprocdesc(ah, ds, rs); + if (ret == -EINPROGRESS) { + /* + * mark descriptor as zero-length and set the 'more' + * flag to ensure that both buffers get discarded + */ + rs->rs_datalen = 0; + rs->rs_more = true; + } } + list_del(&bf->list); if (!bf->bf_mpdu) return bf; @@ -759,299 +767,220 @@ static struct ath_buf *ath_get_next_rx_buf(struct ath_softc *sc, return bf; } -/* Assumes you've already done the endian to CPU conversion */ -static bool ath9k_rx_accept(struct ath_common *common, - struct ieee80211_hdr *hdr, - struct ieee80211_rx_status *rxs, - struct ath_rx_status *rx_stats, - bool *decrypt_error) +static void ath9k_process_tsf(struct ath_rx_status *rs, + struct ieee80211_rx_status *rxs, + u64 tsf) +{ + u32 tsf_lower = tsf & 0xffffffff; + + rxs->mactime = (tsf & ~0xffffffffULL) | rs->rs_tstamp; + if (rs->rs_tstamp > tsf_lower && + unlikely(rs->rs_tstamp - tsf_lower > 0x10000000)) + rxs->mactime -= 0x100000000ULL; + + if (rs->rs_tstamp < tsf_lower && + unlikely(tsf_lower - rs->rs_tstamp > 0x10000000)) + rxs->mactime += 0x100000000ULL; +} + +/* + * For Decrypt or Demic errors, we only mark packet status here and always push + * up the frame up to let mac80211 handle the actual error case, be it no + * decryption key or real decryption error. This let us keep statistics there. + */ +static int ath9k_rx_skb_preprocess(struct ath_softc *sc, + struct sk_buff *skb, + struct ath_rx_status *rx_stats, + struct ieee80211_rx_status *rx_status, + bool *decrypt_error, u64 tsf) { - struct ath_softc *sc = (struct ath_softc *) common->priv; - bool is_mc, is_valid_tkip, strip_mic, mic_error; - struct ath_hw *ah = common->ah; - __le16 fc; - u8 rx_status_len = ah->caps.rx_status_len; - - fc = hdr->frame_control; - - is_mc = !!is_multicast_ether_addr(hdr->addr1); - is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && - test_bit(rx_stats->rs_keyix, common->tkip_keymap); - strip_mic = is_valid_tkip && ieee80211_is_data(fc) && - ieee80211_has_protected(fc) && - !(rx_stats->rs_status & - (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC | - ATH9K_RXERR_KEYMISS)); + struct ieee80211_hw *hw = sc->hw; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_hdr *hdr; + bool discard_current = sc->rx.discard_next; /* - * Key miss events are only relevant for pairwise keys where the - * descriptor does contain a valid key index. This has been observed - * mostly with CCMP encryption. + * Discard corrupt descriptors which are marked in + * ath_get_next_rx_buf(). */ - if (rx_stats->rs_keyix == ATH9K_RXKEYIX_INVALID || - !test_bit(rx_stats->rs_keyix, common->ccmp_keymap)) - rx_stats->rs_status &= ~ATH9K_RXERR_KEYMISS; + if (discard_current) + goto corrupt; + sc->rx.discard_next = false; + + /* + * Discard zero-length packets. + */ if (!rx_stats->rs_datalen) { RX_STAT_INC(rx_len_err); - return false; + goto corrupt; } - /* - * rs_status follows rs_datalen so if rs_datalen is too large - * we can take a hint that hardware corrupted it, so ignore - * those frames. - */ - if (rx_stats->rs_datalen > (common->rx_bufsize - rx_status_len)) { + /* + * rs_status follows rs_datalen so if rs_datalen is too large + * we can take a hint that hardware corrupted it, so ignore + * those frames. + */ + if (rx_stats->rs_datalen > (common->rx_bufsize - ah->caps.rx_status_len)) { RX_STAT_INC(rx_len_err); - return false; + goto corrupt; } - /* Only use error bits from the last fragment */ + /* Only use status info from the last fragment */ if (rx_stats->rs_more) - return true; - - mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && - !ieee80211_has_morefrags(fc) && - !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && - (rx_stats->rs_status & ATH9K_RXERR_MIC); + return 0; /* - * The rx_stats->rs_status will not be set until the end of the - * chained descriptors so it can be ignored if rs_more is set. The - * rs_more will be false at the last element of the chained - * descriptors. + * Return immediately if the RX descriptor has been marked + * as corrupt based on the various error bits. + * + * This is different from the other corrupt descriptor + * condition handled above. */ - if (rx_stats->rs_status != 0) { - u8 status_mask; + if (rx_stats->rs_status & ATH9K_RXERR_CORRUPT_DESC) + goto corrupt; - if (rx_stats->rs_status & ATH9K_RXERR_CRC) { - rxs->flag |= RX_FLAG_FAILED_FCS_CRC; - mic_error = false; - } - if (rx_stats->rs_status & ATH9K_RXERR_PHY) - return false; - - if ((rx_stats->rs_status & ATH9K_RXERR_DECRYPT) || - (!is_mc && (rx_stats->rs_status & ATH9K_RXERR_KEYMISS))) { - *decrypt_error = true; - mic_error = false; - } + hdr = (struct ieee80211_hdr *) (skb->data + ah->caps.rx_status_len); - /* - * Reject error frames with the exception of - * decryption and MIC failures. For monitor mode, - * we also ignore the CRC error. - */ - status_mask = ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | - ATH9K_RXERR_KEYMISS; + ath9k_process_tsf(rx_stats, rx_status, tsf); + ath_debug_stat_rx(sc, rx_stats); - if (ah->is_monitoring && (sc->rx.rxfilter & FIF_FCSFAIL)) - status_mask |= ATH9K_RXERR_CRC; + /* + * Process PHY errors and return so that the packet + * can be dropped. + */ + if (rx_stats->rs_status & ATH9K_RXERR_PHY) { + ath9k_dfs_process_phyerr(sc, hdr, rx_stats, rx_status->mactime); + if (ath_process_fft(sc, hdr, rx_stats, rx_status->mactime)) + RX_STAT_INC(rx_spectral); - if (rx_stats->rs_status & ~status_mask) - return false; + return -EINVAL; } /* - * For unicast frames the MIC error bit can have false positives, - * so all MIC error reports need to be validated in software. - * False negatives are not common, so skip software verification - * if the hardware considers the MIC valid. + * everything but the rate is checked here, the rate check is done + * separately to avoid doing two lookups for a rate for each frame. */ - if (strip_mic) - rxs->flag |= RX_FLAG_MMIC_STRIPPED; - else if (is_mc && mic_error) - rxs->flag |= RX_FLAG_MMIC_ERROR; - - return true; -} - -static int ath9k_process_rate(struct ath_common *common, - struct ieee80211_hw *hw, - struct ath_rx_status *rx_stats, - struct ieee80211_rx_status *rxs) -{ - struct ieee80211_supported_band *sband; - enum ieee80211_band band; - unsigned int i = 0; - struct ath_softc __maybe_unused *sc = common->priv; - - band = hw->conf.channel->band; - sband = hw->wiphy->bands[band]; - - if (rx_stats->rs_rate & 0x80) { - /* HT rate */ - rxs->flag |= RX_FLAG_HT; - if (rx_stats->rs_flags & ATH9K_RX_2040) - rxs->flag |= RX_FLAG_40MHZ; - if (rx_stats->rs_flags & ATH9K_RX_GI) - rxs->flag |= RX_FLAG_SHORT_GI; - rxs->rate_idx = rx_stats->rs_rate & 0x7f; - return 0; - } + if (!ath9k_cmn_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error, sc->rx.rxfilter)) + return -EINVAL; - for (i = 0; i < sband->n_bitrates; i++) { - if (sband->bitrates[i].hw_value == rx_stats->rs_rate) { - rxs->rate_idx = i; - return 0; - } - if (sband->bitrates[i].hw_value_short == rx_stats->rs_rate) { - rxs->flag |= RX_FLAG_SHORTPRE; - rxs->rate_idx = i; - return 0; - } + if (ath_is_mybeacon(common, hdr)) { + RX_STAT_INC(rx_beacons); + rx_stats->is_mybeacon = true; } /* - * No valid hardware bitrate found -- we should not get here - * because hardware has already validated this frame as OK. + * This shouldn't happen, but have a safety check anyway. */ - ath_dbg(common, ANY, - "unsupported hw bitrate detected 0x%02x using 1 Mbit\n", - rx_stats->rs_rate); - RX_STAT_INC(rx_rate_err); - return -EINVAL; -} + if (WARN_ON(!ah->curchan)) + return -EINVAL; -static void ath9k_process_rssi(struct ath_common *common, - struct ieee80211_hw *hw, - struct ieee80211_hdr *hdr, - struct ath_rx_status *rx_stats) -{ - struct ath_softc *sc = hw->priv; - struct ath_hw *ah = common->ah; - int last_rssi; - int rssi = rx_stats->rs_rssi; - - if (!rx_stats->is_mybeacon || - ((ah->opmode != NL80211_IFTYPE_STATION) && - (ah->opmode != NL80211_IFTYPE_ADHOC))) - return; + if (ath9k_cmn_process_rate(common, hw, rx_stats, rx_status)) { + /* + * No valid hardware bitrate found -- we should not get here + * because hardware has already validated this frame as OK. + */ + ath_dbg(common, ANY, "unsupported hw bitrate detected 0x%02x using 1 Mbit\n", + rx_stats->rs_rate); + RX_STAT_INC(rx_rate_err); + return -EINVAL; + } - if (rx_stats->rs_rssi != ATH9K_RSSI_BAD && !rx_stats->rs_moreaggr) - ATH_RSSI_LPF(sc->last_rssi, rx_stats->rs_rssi); + ath9k_cmn_process_rssi(common, hw, rx_stats, rx_status); - last_rssi = sc->last_rssi; - if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) - rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); - if (rssi < 0) - rssi = 0; + rx_status->band = ah->curchan->chan->band; + rx_status->freq = ah->curchan->chan->center_freq; + rx_status->antenna = rx_stats->rs_antenna; + rx_status->flag |= RX_FLAG_MACTIME_END; + +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + if (ieee80211_is_data_present(hdr->frame_control) && + !ieee80211_is_qos_nullfunc(hdr->frame_control)) + sc->rx.num_pkts++; +#endif + + return 0; - /* Update Beacon RSSI, this is used by ANI. */ - ah->stats.avgbrssi = rssi; +corrupt: + sc->rx.discard_next = rx_stats->rs_more; + return -EINVAL; } /* - * For Decrypt or Demic errors, we only mark packet status here and always push - * up the frame up to let mac80211 handle the actual error case, be it no - * decryption key or real decryption error. This let us keep statistics there. + * Run the LNA combining algorithm only in these cases: + * + * Standalone WLAN cards with both LNA/Antenna diversity + * enabled in the EEPROM. + * + * WLAN+BT cards which are in the supported card list + * in ath_pci_id_table and the user has loaded the + * driver with "bt_ant_diversity" set to true. */ -static int ath9k_rx_skb_preprocess(struct ath_common *common, - struct ieee80211_hw *hw, - struct ieee80211_hdr *hdr, - struct ath_rx_status *rx_stats, - struct ieee80211_rx_status *rx_status, - bool *decrypt_error) +static void ath9k_antenna_check(struct ath_softc *sc, + struct ath_rx_status *rs) { - struct ath_hw *ah = common->ah; + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_common *common = ath9k_hw_common(ah); + + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) + return; /* - * everything but the rate is checked here, the rate check is done - * separately to avoid doing two lookups for a rate for each frame. + * Change the default rx antenna if rx diversity + * chooses the other antenna 3 times in a row. */ - if (!ath9k_rx_accept(common, hdr, rx_status, rx_stats, decrypt_error)) - return -EINVAL; - - /* Only use status info from the last fragment */ - if (rx_stats->rs_more) - return 0; - - ath9k_process_rssi(common, hw, hdr, rx_stats); - - if (ath9k_process_rate(common, hw, rx_stats, rx_status)) - return -EINVAL; - - rx_status->band = hw->conf.channel->band; - rx_status->freq = hw->conf.channel->center_freq; - rx_status->signal = ah->noise + rx_stats->rs_rssi; - rx_status->antenna = rx_stats->rs_antenna; - rx_status->flag |= RX_FLAG_MACTIME_END; - if (rx_stats->rs_moreaggr) - rx_status->flag |= RX_FLAG_NO_SIGNAL_VAL; + if (sc->rx.defant != rs->rs_antenna) { + if (++sc->rx.rxotherant >= 3) + ath_setdefantenna(sc, rs->rs_antenna); + } else { + sc->rx.rxotherant = 0; + } - return 0; + if (pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV) { + if (common->bt_ant_diversity) + ath_ant_comb_scan(sc, rs); + } else { + ath_ant_comb_scan(sc, rs); + } } -static void ath9k_rx_skb_postprocess(struct ath_common *common, - struct sk_buff *skb, - struct ath_rx_status *rx_stats, - struct ieee80211_rx_status *rxs, - bool decrypt_error) +static void ath9k_apply_ampdu_details(struct ath_softc *sc, + struct ath_rx_status *rs, struct ieee80211_rx_status *rxs) { - struct ath_hw *ah = common->ah; - struct ieee80211_hdr *hdr; - int hdrlen, padpos, padsize; - u8 keyix; - __le16 fc; - - /* see if any padding is done by the hw and remove it */ - hdr = (struct ieee80211_hdr *) skb->data; - hdrlen = ieee80211_get_hdrlen_from_skb(skb); - fc = hdr->frame_control; - padpos = ath9k_cmn_padpos(hdr->frame_control); - - /* The MAC header is padded to have 32-bit boundary if the - * packet payload is non-zero. The general calculation for - * padsize would take into account odd header lengths: - * padsize = (4 - padpos % 4) % 4; However, since only - * even-length headers are used, padding can only be 0 or 2 - * bytes and we can optimize this a bit. In addition, we must - * not try to remove padding from short control frames that do - * not have payload. */ - padsize = padpos & 3; - if (padsize && skb->len>=padpos+padsize+FCS_LEN) { - memmove(skb->data + padsize, skb->data, padpos); - skb_pull(skb, padsize); - } + if (rs->rs_isaggr) { + rxs->flag |= RX_FLAG_AMPDU_DETAILS | RX_FLAG_AMPDU_LAST_KNOWN; - keyix = rx_stats->rs_keyix; + rxs->ampdu_reference = sc->rx.ampdu_ref; - if (!(keyix == ATH9K_RXKEYIX_INVALID) && !decrypt_error && - ieee80211_has_protected(fc)) { - rxs->flag |= RX_FLAG_DECRYPTED; - } else if (ieee80211_has_protected(fc) - && !decrypt_error && skb->len >= hdrlen + 4) { - keyix = skb->data[hdrlen + 3] >> 6; + if (!rs->rs_moreaggr) { + rxs->flag |= RX_FLAG_AMPDU_IS_LAST; + sc->rx.ampdu_ref++; + } - if (test_bit(keyix, common->keymap)) - rxs->flag |= RX_FLAG_DECRYPTED; + if (rs->rs_flags & ATH9K_RX_DELIM_CRC_PRE) + rxs->flag |= RX_FLAG_AMPDU_DELIM_CRC_ERROR; } - if (ah->sw_mgmt_crypto && - (rxs->flag & RX_FLAG_DECRYPTED) && - ieee80211_is_mgmt(fc)) - /* Use software decrypt for management frames. */ - rxs->flag &= ~RX_FLAG_DECRYPTED; } int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) { - struct ath_buf *bf; + struct ath_rxbuf *bf; struct sk_buff *skb = NULL, *requeue_skb, *hdr_skb; struct ieee80211_rx_status *rxs; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ieee80211_hw *hw = sc->hw; - struct ieee80211_hdr *hdr; int retval; struct ath_rx_status rs; enum ath9k_rx_qtype qtype; bool edma = !!(ah->caps.hw_caps & ATH9K_HW_CAP_EDMA); int dma_type; - u8 rx_status_len = ah->caps.rx_status_len; u64 tsf = 0; - u32 tsf_lower = 0; unsigned long flags; + dma_addr_t new_buf_addr; + unsigned int budget = 512; if (edma) dma_type = DMA_BIDIRECTIONAL; @@ -1059,16 +988,11 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) dma_type = DMA_FROM_DEVICE; qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP; - spin_lock_bh(&sc->rx.rxbuflock); tsf = ath9k_hw_gettsf64(ah); - tsf_lower = tsf & 0xffffffff; do { bool decrypt_error = false; - /* If handling rx interrupt and flush is in progress => exit */ - if (test_bit(SC_OP_RXFLUSH, &sc->sc_flags) && (flush == 0)) - break; memset(&rs, 0, sizeof(rs)); if (edma) @@ -1092,54 +1016,14 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) else hdr_skb = skb; - hdr = (struct ieee80211_hdr *) (hdr_skb->data + rx_status_len); rxs = IEEE80211_SKB_RXCB(hdr_skb); - if (ieee80211_is_beacon(hdr->frame_control)) { - RX_STAT_INC(rx_beacons); - if (!is_zero_ether_addr(common->curbssid) && - ether_addr_equal(hdr->addr3, common->curbssid)) - rs.is_mybeacon = true; - else - rs.is_mybeacon = false; - } - else - rs.is_mybeacon = false; - - if (ieee80211_is_data_present(hdr->frame_control) && - !ieee80211_is_qos_nullfunc(hdr->frame_control)) - sc->rx.num_pkts++; - - ath_debug_stat_rx(sc, &rs); - - /* - * If we're asked to flush receive queue, directly - * chain it back at the queue without processing it. - */ - if (test_bit(SC_OP_RXFLUSH, &sc->sc_flags)) { - RX_STAT_INC(rx_drop_rxflush); - goto requeue_drop_frag; - } - memset(rxs, 0, sizeof(struct ieee80211_rx_status)); - rxs->mactime = (tsf & ~0xffffffffULL) | rs.rs_tstamp; - if (rs.rs_tstamp > tsf_lower && - unlikely(rs.rs_tstamp - tsf_lower > 0x10000000)) - rxs->mactime -= 0x100000000ULL; - - if (rs.rs_tstamp < tsf_lower && - unlikely(tsf_lower - rs.rs_tstamp > 0x10000000)) - rxs->mactime += 0x100000000ULL; - - retval = ath9k_rx_skb_preprocess(common, hw, hdr, &rs, - rxs, &decrypt_error); + retval = ath9k_rx_skb_preprocess(sc, hdr_skb, &rs, rxs, + &decrypt_error, tsf); if (retval) goto requeue_drop_frag; - if (rs.is_mybeacon) { - sc->hw_busy_count = 0; - ath_start_rx_poll(sc, 3); - } /* Ensure we always have an skb to requeue once we are done * processing the current buffer's skb */ requeue_skb = ath_rxbuf_alloc(common, common->rx_bufsize, GFP_ATOMIC); @@ -1153,33 +1037,28 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) goto requeue_drop_frag; } + /* We will now give hardware our shiny new allocated skb */ + new_buf_addr = dma_map_single(sc->dev, requeue_skb->data, + common->rx_bufsize, dma_type); + if (unlikely(dma_mapping_error(sc->dev, new_buf_addr))) { + dev_kfree_skb_any(requeue_skb); + goto requeue_drop_frag; + } + /* Unmap the frame */ dma_unmap_single(sc->dev, bf->bf_buf_addr, - common->rx_bufsize, - dma_type); + common->rx_bufsize, dma_type); + + bf->bf_mpdu = requeue_skb; + bf->bf_buf_addr = new_buf_addr; skb_put(skb, rs.rs_datalen + ah->caps.rx_status_len); if (ah->caps.rx_status_len) skb_pull(skb, ah->caps.rx_status_len); if (!rs.rs_more) - ath9k_rx_skb_postprocess(common, hdr_skb, &rs, - rxs, decrypt_error); - - /* We will now give hardware our shiny new allocated skb */ - bf->bf_mpdu = requeue_skb; - bf->bf_buf_addr = dma_map_single(sc->dev, requeue_skb->data, - common->rx_bufsize, - dma_type); - if (unlikely(dma_mapping_error(sc->dev, - bf->bf_buf_addr))) { - dev_kfree_skb_any(requeue_skb); - bf->bf_mpdu = NULL; - bf->bf_buf_addr = 0; - ath_err(common, "dma_mapping_error() on RX\n"); - ieee80211_rx(hw, skb); - break; - } + ath9k_cmn_rx_skb_postprocess(common, hdr_skb, &rs, + rxs, decrypt_error); if (rs.rs_more) { RX_STAT_INC(rx_frags); @@ -1216,22 +1095,6 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) skb = hdr_skb; } - - if (ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) { - - /* - * change the default rx antenna if rx diversity - * chooses the other antenna 3 times in a row. - */ - if (sc->rx.defant != rs.rs_antenna) { - if (++sc->rx.rxotherant >= 3) - ath_setdefantenna(sc, rs.rs_antenna); - } else { - sc->rx.rxotherant = 0; - } - - } - if (rxs->flag & RX_FLAG_MMIC_STRIPPED) skb_trim(skb, skb->len - 8); @@ -1243,8 +1106,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) ath_rx_ps(sc, skb, rs.is_mybeacon); spin_unlock_irqrestore(&sc->sc_pm_lock, flags); - if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx == 3) - ath_ant_comb_scan(sc, &rs); + ath9k_antenna_check(sc, &rs); + ath9k_apply_ampdu_details(sc, &rs, rxs); + ath_debug_rate_stats(sc, &rs, skb); ieee80211_rx(hw, skb); @@ -1254,18 +1118,19 @@ requeue_drop_frag: sc->rx.frag = NULL; } requeue: - if (edma) { - list_add_tail(&bf->list, &sc->rx.rxbuf); - ath_rx_edma_buf_link(sc, qtype); - } else { - list_move_tail(&bf->list, &sc->rx.rxbuf); - ath_rx_buf_link(sc, bf); + list_add_tail(&bf->list, &sc->rx.rxbuf); + + if (!edma) { + ath_rx_buf_relink(sc, bf, flush); if (!flush) ath9k_hw_rxena(ah); + } else if (!flush) { + ath_rx_edma_buf_link(sc, qtype); } - } while (1); - spin_unlock_bh(&sc->rx.rxbuflock); + if (!budget--) + break; + } while (1); if (!(ah->imask & ATH9K_INT_RXEOL)) { ah->imask |= (ATH9K_INT_RXEOL | ATH9K_INT_RXORN); diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index ad3c82c0917..f1bbce3f777 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -304,6 +304,7 @@ #define AR_IMR_S2 0x00ac #define AR_IMR_S2_QCU_TXURN 0x000003FF #define AR_IMR_S2_QCU_TXURN_S 0 +#define AR_IMR_S2_BB_WATCHDOG 0x00010000 #define AR_IMR_S2_CST 0x00400000 #define AR_IMR_S2_GTT 0x00800000 #define AR_IMR_S2_TIM 0x01000000 @@ -504,9 +505,6 @@ #define AR_D_QCUMASK 0x000003FF #define AR_D_QCUMASK_RESV0 0xFFFFFC00 -#define AR_D_TXBLK_CMD 0x1038 -#define AR_D_TXBLK_DATA(i) (AR_D_TXBLK_CMD+(i)) - #define AR_D0_LCL_IFS 0x1040 #define AR_D1_LCL_IFS 0x1044 #define AR_D2_LCL_IFS 0x1048 @@ -789,6 +787,7 @@ #define AR_SREV_REVISION_9271_11 1 #define AR_SREV_VERSION_9300 0x1c0 #define AR_SREV_REVISION_9300_20 2 /* 2.0 and 2.1 */ +#define AR_SREV_REVISION_9300_22 3 #define AR_SREV_VERSION_9330 0x200 #define AR_SREV_REVISION_9330_10 0 #define AR_SREV_REVISION_9330_11 1 @@ -797,13 +796,23 @@ #define AR_SREV_REVISION_9485_10 0 #define AR_SREV_REVISION_9485_11 1 #define AR_SREV_VERSION_9340 0x300 +#define AR_SREV_REVISION_9340_10 0 +#define AR_SREV_REVISION_9340_11 1 +#define AR_SREV_REVISION_9340_12 2 +#define AR_SREV_REVISION_9340_13 3 #define AR_SREV_VERSION_9580 0x1C0 #define AR_SREV_REVISION_9580_10 4 /* AR9580 1.0 */ #define AR_SREV_VERSION_9462 0x280 #define AR_SREV_REVISION_9462_20 2 +#define AR_SREV_REVISION_9462_21 3 #define AR_SREV_VERSION_9565 0x2C0 #define AR_SREV_REVISION_9565_10 0 +#define AR_SREV_REVISION_9565_101 1 +#define AR_SREV_REVISION_9565_11 2 #define AR_SREV_VERSION_9550 0x400 +#define AR_SREV_VERSION_9531 0x500 +#define AR_SREV_REVISION_9531_10 0 +#define AR_SREV_REVISION_9531_11 1 #define AR_SREV_5416(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_5416_PCI) || \ @@ -869,12 +878,12 @@ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9300)) #define AR_SREV_9300_20_OR_LATER(_ah) \ ((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9300) +#define AR_SREV_9300_22(_ah) \ + (AR_SREV_9300(ah) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9300_22)) #define AR_SREV_9330(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9330)) -#define AR_SREV_9330_10(_ah) \ - (AR_SREV_9330((_ah)) && \ - ((_ah)->hw_version.macRev == AR_SREV_REVISION_9330_10)) #define AR_SREV_9330_11(_ah) \ (AR_SREV_9330((_ah)) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9330_11)) @@ -884,35 +893,52 @@ #define AR_SREV_9485(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485)) -#define AR_SREV_9485_10(_ah) \ - (AR_SREV_9485(_ah) && \ - ((_ah)->hw_version.macRev == AR_SREV_REVISION_9485_10)) -#define AR_SREV_9485_11(_ah) \ - (AR_SREV_9485(_ah) && \ - ((_ah)->hw_version.macRev == AR_SREV_REVISION_9485_11)) +#define AR_SREV_9485_11_OR_LATER(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9485) && \ + ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9485_11)) #define AR_SREV_9485_OR_LATER(_ah) \ (((_ah)->hw_version.macVersion >= AR_SREV_VERSION_9485)) #define AR_SREV_9340(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9340)) +#define AR_SREV_9340_13_OR_LATER(_ah) \ + (AR_SREV_9340((_ah)) && \ + ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9340_13)) + #define AR_SREV_9285E_20(_ah) \ (AR_SREV_9285_12_OR_LATER(_ah) && \ ((REG_READ(_ah, AR_AN_SYNTH9) & 0x7) == 0x1)) #define AR_SREV_9462(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462)) - #define AR_SREV_9462_20(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ - ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_20)) + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_20)) +#define AR_SREV_9462_21(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9462_21)) +#define AR_SREV_9462_20_OR_LATER(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9462_20)) +#define AR_SREV_9462_21_OR_LATER(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9462) && \ + ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9462_21)) #define AR_SREV_9565(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565)) - #define AR_SREV_9565_10(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_10)) +#define AR_SREV_9565_101(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_101)) +#define AR_SREV_9565_11(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9565_11)) +#define AR_SREV_9565_11_OR_LATER(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9565) && \ + ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9565_11)) #define AR_SREV_9550(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9550)) @@ -920,11 +946,19 @@ #define AR_SREV_9580(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9580) && \ ((_ah)->hw_version.macRev >= AR_SREV_REVISION_9580_10)) - #define AR_SREV_9580_10(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9580) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9580_10)) +#define AR_SREV_9531(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9531)) +#define AR_SREV_9531_10(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9531) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9531_10)) +#define AR_SREV_9531_11(_ah) \ + (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9531) && \ + ((_ah)->hw_version.macRev == AR_SREV_REVISION_9531_11)) + /* NOTE: When adding chips newer than Peacock, add chip check here */ #define AR_SREV_9580_10_OR_LATER(_ah) \ (AR_SREV_9580(_ah)) @@ -1006,6 +1040,8 @@ enum { AR_INTR_SYNC_LOCAL_TIMEOUT | AR_INTR_SYNC_MAC_SLEEP_ACCESS), + AR9340_INTR_SYNC_LOCAL_TIMEOUT = 0x00000010, + AR_INTR_SYNC_SPURIOUS = 0xFFFFFFFF, }; @@ -1492,9 +1528,6 @@ enum { #define AR9271_RADIO_RF_RST 0x20 #define AR9271_GATE_MAC_CTL 0x4000 -#define AR_STA_ID0 0x8000 -#define AR_STA_ID1 0x8004 -#define AR_STA_ID1_SADH_MASK 0x0000FFFF #define AR_STA_ID1_STA_AP 0x00010000 #define AR_STA_ID1_ADHOC 0x00020000 #define AR_STA_ID1_PWR_SAV 0x00040000 @@ -1883,6 +1916,7 @@ enum { #define AR_PCU_TXBUF_CTRL_SIZE_MASK 0x7FF #define AR_PCU_TXBUF_CTRL_USABLE_SIZE 0x700 #define AR_9285_PCU_TXBUF_CTRL_USABLE_SIZE 0x380 +#define AR_9340_PCU_TXBUF_CTRL_USABLE_SIZE 0x500 #define AR_PCU_MISC_MODE2 0x8344 #define AR_PCU_MISC_MODE2_MGMT_CRYPTO_ENABLE 0x00000002 diff --git a/drivers/net/wireless/ath/ath9k/spectral.c b/drivers/net/wireless/ath/ath9k/spectral.c new file mode 100644 index 00000000000..99f4de95c26 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/spectral.c @@ -0,0 +1,543 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/relay.h> +#include "ath9k.h" + +static s8 fix_rssi_inv_only(u8 rssi_val) +{ + if (rssi_val == 128) + rssi_val = 0; + return (s8) rssi_val; +} + +static void ath_debug_send_fft_sample(struct ath_softc *sc, + struct fft_sample_tlv *fft_sample_tlv) +{ + int length; + if (!sc->rfs_chan_spec_scan) + return; + + length = __be16_to_cpu(fft_sample_tlv->length) + + sizeof(*fft_sample_tlv); + relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); +} + +/* returns 1 if this was a spectral frame, even if not handled. */ +int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, + struct ath_rx_status *rs, u64 tsf) +{ + struct ath_hw *ah = sc->sc_ah; + u8 num_bins, *bins, *vdata = (u8 *)hdr; + struct fft_sample_ht20 fft_sample_20; + struct fft_sample_ht20_40 fft_sample_40; + struct fft_sample_tlv *tlv; + struct ath_radar_info *radar_info; + int len = rs->rs_datalen; + int dc_pos; + u16 fft_len, length, freq = ah->curchan->chan->center_freq; + enum nl80211_channel_type chan_type; + + /* AR9280 and before report via ATH9K_PHYERR_RADAR, AR93xx and newer + * via ATH9K_PHYERR_SPECTRAL. Haven't seen ATH9K_PHYERR_FALSE_RADAR_EXT + * yet, but this is supposed to be possible as well. + */ + if (rs->rs_phyerr != ATH9K_PHYERR_RADAR && + rs->rs_phyerr != ATH9K_PHYERR_FALSE_RADAR_EXT && + rs->rs_phyerr != ATH9K_PHYERR_SPECTRAL) + return 0; + + /* check if spectral scan bit is set. This does not have to be checked + * if received through a SPECTRAL phy error, but shouldn't hurt. + */ + radar_info = ((struct ath_radar_info *)&vdata[len]) - 1; + if (!(radar_info->pulse_bw_info & SPECTRAL_SCAN_BITMASK)) + return 0; + + chan_type = cfg80211_get_chandef_type(&sc->hw->conf.chandef); + if ((chan_type == NL80211_CHAN_HT40MINUS) || + (chan_type == NL80211_CHAN_HT40PLUS)) { + fft_len = SPECTRAL_HT20_40_TOTAL_DATA_LEN; + num_bins = SPECTRAL_HT20_40_NUM_BINS; + bins = (u8 *)fft_sample_40.data; + } else { + fft_len = SPECTRAL_HT20_TOTAL_DATA_LEN; + num_bins = SPECTRAL_HT20_NUM_BINS; + bins = (u8 *)fft_sample_20.data; + } + + /* Variation in the data length is possible and will be fixed later */ + if ((len > fft_len + 2) || (len < fft_len - 1)) + return 1; + + switch (len - fft_len) { + case 0: + /* length correct, nothing to do. */ + memcpy(bins, vdata, num_bins); + break; + case -1: + /* first byte missing, duplicate it. */ + memcpy(&bins[1], vdata, num_bins - 1); + bins[0] = vdata[0]; + break; + case 2: + /* MAC added 2 extra bytes at bin 30 and 32, remove them. */ + memcpy(bins, vdata, 30); + bins[30] = vdata[31]; + memcpy(&bins[31], &vdata[33], num_bins - 31); + break; + case 1: + /* MAC added 2 extra bytes AND first byte is missing. */ + bins[0] = vdata[0]; + memcpy(&bins[1], vdata, 30); + bins[31] = vdata[31]; + memcpy(&bins[32], &vdata[33], num_bins - 32); + break; + default: + return 1; + } + + /* DC value (value in the middle) is the blind spot of the spectral + * sample and invalid, interpolate it. + */ + dc_pos = num_bins / 2; + bins[dc_pos] = (bins[dc_pos + 1] + bins[dc_pos - 1]) / 2; + + if ((chan_type == NL80211_CHAN_HT40MINUS) || + (chan_type == NL80211_CHAN_HT40PLUS)) { + s8 lower_rssi, upper_rssi; + s16 ext_nf; + u8 lower_max_index, upper_max_index; + u8 lower_bitmap_w, upper_bitmap_w; + u16 lower_mag, upper_mag; + struct ath9k_hw_cal_data *caldata = ah->caldata; + struct ath_ht20_40_mag_info *mag_info; + + if (caldata) + ext_nf = ath9k_hw_getchan_noise(ah, ah->curchan, + caldata->nfCalHist[3].privNF); + else + ext_nf = ATH_DEFAULT_NOISE_FLOOR; + + length = sizeof(fft_sample_40) - sizeof(struct fft_sample_tlv); + fft_sample_40.tlv.type = ATH_FFT_SAMPLE_HT20_40; + fft_sample_40.tlv.length = __cpu_to_be16(length); + fft_sample_40.freq = __cpu_to_be16(freq); + fft_sample_40.channel_type = chan_type; + + if (chan_type == NL80211_CHAN_HT40PLUS) { + lower_rssi = fix_rssi_inv_only(rs->rs_rssi_ctl[0]); + upper_rssi = fix_rssi_inv_only(rs->rs_rssi_ext[0]); + + fft_sample_40.lower_noise = ah->noise; + fft_sample_40.upper_noise = ext_nf; + } else { + lower_rssi = fix_rssi_inv_only(rs->rs_rssi_ext[0]); + upper_rssi = fix_rssi_inv_only(rs->rs_rssi_ctl[0]); + + fft_sample_40.lower_noise = ext_nf; + fft_sample_40.upper_noise = ah->noise; + } + fft_sample_40.lower_rssi = lower_rssi; + fft_sample_40.upper_rssi = upper_rssi; + + mag_info = ((struct ath_ht20_40_mag_info *)radar_info) - 1; + lower_mag = spectral_max_magnitude(mag_info->lower_bins); + upper_mag = spectral_max_magnitude(mag_info->upper_bins); + fft_sample_40.lower_max_magnitude = __cpu_to_be16(lower_mag); + fft_sample_40.upper_max_magnitude = __cpu_to_be16(upper_mag); + lower_max_index = spectral_max_index(mag_info->lower_bins); + upper_max_index = spectral_max_index(mag_info->upper_bins); + fft_sample_40.lower_max_index = lower_max_index; + fft_sample_40.upper_max_index = upper_max_index; + lower_bitmap_w = spectral_bitmap_weight(mag_info->lower_bins); + upper_bitmap_w = spectral_bitmap_weight(mag_info->upper_bins); + fft_sample_40.lower_bitmap_weight = lower_bitmap_w; + fft_sample_40.upper_bitmap_weight = upper_bitmap_w; + fft_sample_40.max_exp = mag_info->max_exp & 0xf; + + fft_sample_40.tsf = __cpu_to_be64(tsf); + + tlv = (struct fft_sample_tlv *)&fft_sample_40; + } else { + u8 max_index, bitmap_w; + u16 magnitude; + struct ath_ht20_mag_info *mag_info; + + length = sizeof(fft_sample_20) - sizeof(struct fft_sample_tlv); + fft_sample_20.tlv.type = ATH_FFT_SAMPLE_HT20; + fft_sample_20.tlv.length = __cpu_to_be16(length); + fft_sample_20.freq = __cpu_to_be16(freq); + + fft_sample_20.rssi = fix_rssi_inv_only(rs->rs_rssi_ctl[0]); + fft_sample_20.noise = ah->noise; + + mag_info = ((struct ath_ht20_mag_info *)radar_info) - 1; + magnitude = spectral_max_magnitude(mag_info->all_bins); + fft_sample_20.max_magnitude = __cpu_to_be16(magnitude); + max_index = spectral_max_index(mag_info->all_bins); + fft_sample_20.max_index = max_index; + bitmap_w = spectral_bitmap_weight(mag_info->all_bins); + fft_sample_20.bitmap_weight = bitmap_w; + fft_sample_20.max_exp = mag_info->max_exp & 0xf; + + fft_sample_20.tsf = __cpu_to_be64(tsf); + + tlv = (struct fft_sample_tlv *)&fft_sample_20; + } + + ath_debug_send_fft_sample(sc, tlv); + + return 1; +} + +/*********************/ +/* spectral_scan_ctl */ +/*********************/ + +static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char *mode = ""; + unsigned int len; + + switch (sc->spectral_mode) { + case SPECTRAL_DISABLED: + mode = "disable"; + break; + case SPECTRAL_BACKGROUND: + mode = "background"; + break; + case SPECTRAL_CHANSCAN: + mode = "chanscan"; + break; + case SPECTRAL_MANUAL: + mode = "manual"; + break; + } + len = strlen(mode); + return simple_read_from_buffer(user_buf, count, ppos, mode, len); +} + +static ssize_t write_file_spec_scan_ctl(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + ssize_t len; + + if (config_enabled(CONFIG_ATH9K_TX99)) + return -EOPNOTSUPP; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + + if (strncmp("trigger", buf, 7) == 0) { + ath9k_spectral_scan_trigger(sc->hw); + } else if (strncmp("background", buf, 9) == 0) { + ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); + ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); + } else if (strncmp("chanscan", buf, 8) == 0) { + ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); + ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); + } else if (strncmp("manual", buf, 6) == 0) { + ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); + ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); + } else if (strncmp("disable", buf, 7) == 0) { + ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); + ath_dbg(common, CONFIG, "spectral scan: disabled\n"); + } else { + return -EINVAL; + } + + return count; +} + +static const struct file_operations fops_spec_scan_ctl = { + .read = read_file_spec_scan_ctl, + .write = write_file_spec_scan_ctl, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/*************************/ +/* spectral_short_repeat */ +/*************************/ + +static ssize_t read_file_spectral_short_repeat(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = sprintf(buf, "%d\n", sc->spec_config.short_repeat); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_spectral_short_repeat(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; + + if (val < 0 || val > 1) + return -EINVAL; + + sc->spec_config.short_repeat = val; + return count; +} + +static const struct file_operations fops_spectral_short_repeat = { + .read = read_file_spectral_short_repeat, + .write = write_file_spectral_short_repeat, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/******************/ +/* spectral_count */ +/******************/ + +static ssize_t read_file_spectral_count(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = sprintf(buf, "%d\n", sc->spec_config.count); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_spectral_count(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; + + if (val < 0 || val > 255) + return -EINVAL; + + sc->spec_config.count = val; + return count; +} + +static const struct file_operations fops_spectral_count = { + .read = read_file_spectral_count, + .write = write_file_spectral_count, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/*******************/ +/* spectral_period */ +/*******************/ + +static ssize_t read_file_spectral_period(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = sprintf(buf, "%d\n", sc->spec_config.period); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_spectral_period(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; + + if (val < 0 || val > 255) + return -EINVAL; + + sc->spec_config.period = val; + return count; +} + +static const struct file_operations fops_spectral_period = { + .read = read_file_spectral_period, + .write = write_file_spectral_period, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/***********************/ +/* spectral_fft_period */ +/***********************/ + +static ssize_t read_file_spectral_fft_period(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = sprintf(buf, "%d\n", sc->spec_config.fft_period); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_spectral_fft_period(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; + + if (val < 0 || val > 15) + return -EINVAL; + + sc->spec_config.fft_period = val; + return count; +} + +static const struct file_operations fops_spectral_fft_period = { + .read = read_file_spectral_fft_period, + .write = write_file_spectral_fft_period, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +/*******************/ +/* Relay interface */ +/*******************/ + +static struct dentry *create_buf_file_handler(const char *filename, + struct dentry *parent, + umode_t mode, + struct rchan_buf *buf, + int *is_global) +{ + struct dentry *buf_file; + + buf_file = debugfs_create_file(filename, mode, parent, buf, + &relay_file_operations); + *is_global = 1; + return buf_file; +} + +static int remove_buf_file_handler(struct dentry *dentry) +{ + debugfs_remove(dentry); + + return 0; +} + +static struct rchan_callbacks rfs_spec_scan_cb = { + .create_buf_file = create_buf_file_handler, + .remove_buf_file = remove_buf_file_handler, +}; + +/*********************/ +/* Debug Init/Deinit */ +/*********************/ + +void ath9k_spectral_deinit_debug(struct ath_softc *sc) +{ + if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { + relay_close(sc->rfs_chan_spec_scan); + sc->rfs_chan_spec_scan = NULL; + } +} + +void ath9k_spectral_init_debug(struct ath_softc *sc) +{ + sc->rfs_chan_spec_scan = relay_open("spectral_scan", + sc->debug.debugfs_phy, + 1024, 256, &rfs_spec_scan_cb, + NULL); + debugfs_create_file("spectral_scan_ctl", + S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_spec_scan_ctl); + debugfs_create_file("spectral_short_repeat", + S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_spectral_short_repeat); + debugfs_create_file("spectral_count", + S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_spectral_count); + debugfs_create_file("spectral_period", + S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_spectral_period); + debugfs_create_file("spectral_fft_period", + S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_spectral_fft_period); +} diff --git a/drivers/net/wireless/ath/ath9k/spectral.h b/drivers/net/wireless/ath/ath9k/spectral.h new file mode 100644 index 00000000000..ead63412ee1 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/spectral.h @@ -0,0 +1,212 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef SPECTRAL_H +#define SPECTRAL_H + +/* enum spectral_mode: + * + * @SPECTRAL_DISABLED: spectral mode is disabled + * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with + * something else. + * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples + * is performed manually. + * @SPECTRAL_CHANSCAN: Like manual, but also triggered when changing channels + * during a channel scan. + */ +enum spectral_mode { + SPECTRAL_DISABLED = 0, + SPECTRAL_BACKGROUND, + SPECTRAL_MANUAL, + SPECTRAL_CHANSCAN, +}; + +#define SPECTRAL_SCAN_BITMASK 0x10 +/* Radar info packet format, used for DFS and spectral formats. */ +struct ath_radar_info { + u8 pulse_length_pri; + u8 pulse_length_ext; + u8 pulse_bw_info; +} __packed; + +/* The HT20 spectral data has 4 bytes of additional information at it's end. + * + * [7:0]: all bins {max_magnitude[1:0], bitmap_weight[5:0]} + * [7:0]: all bins max_magnitude[9:2] + * [7:0]: all bins {max_index[5:0], max_magnitude[11:10]} + * [3:0]: max_exp (shift amount to size max bin to 8-bit unsigned) + */ +struct ath_ht20_mag_info { + u8 all_bins[3]; + u8 max_exp; +} __packed; + +#define SPECTRAL_HT20_NUM_BINS 56 + +/* WARNING: don't actually use this struct! MAC may vary the amount of + * data by -1/+2. This struct is for reference only. + */ +struct ath_ht20_fft_packet { + u8 data[SPECTRAL_HT20_NUM_BINS]; + struct ath_ht20_mag_info mag_info; + struct ath_radar_info radar_info; +} __packed; + +#define SPECTRAL_HT20_TOTAL_DATA_LEN (sizeof(struct ath_ht20_fft_packet)) + +/* Dynamic 20/40 mode: + * + * [7:0]: lower bins {max_magnitude[1:0], bitmap_weight[5:0]} + * [7:0]: lower bins max_magnitude[9:2] + * [7:0]: lower bins {max_index[5:0], max_magnitude[11:10]} + * [7:0]: upper bins {max_magnitude[1:0], bitmap_weight[5:0]} + * [7:0]: upper bins max_magnitude[9:2] + * [7:0]: upper bins {max_index[5:0], max_magnitude[11:10]} + * [3:0]: max_exp (shift amount to size max bin to 8-bit unsigned) + */ +struct ath_ht20_40_mag_info { + u8 lower_bins[3]; + u8 upper_bins[3]; + u8 max_exp; +} __packed; + +#define SPECTRAL_HT20_40_NUM_BINS 128 + +/* WARNING: don't actually use this struct! MAC may vary the amount of + * data. This struct is for reference only. + */ +struct ath_ht20_40_fft_packet { + u8 data[SPECTRAL_HT20_40_NUM_BINS]; + struct ath_ht20_40_mag_info mag_info; + struct ath_radar_info radar_info; +} __packed; + + +#define SPECTRAL_HT20_40_TOTAL_DATA_LEN (sizeof(struct ath_ht20_40_fft_packet)) + +/* grabs the max magnitude from the all/upper/lower bins */ +static inline u16 spectral_max_magnitude(u8 *bins) +{ + return (bins[0] & 0xc0) >> 6 | + (bins[1] & 0xff) << 2 | + (bins[2] & 0x03) << 10; +} + +/* return the max magnitude from the all/upper/lower bins */ +static inline u8 spectral_max_index(u8 *bins) +{ + s8 m = (bins[2] & 0xfc) >> 2; + + /* TODO: this still doesn't always report the right values ... */ + if (m > 32) + m |= 0xe0; + else + m &= ~0xe0; + + return m + 29; +} + +/* return the bitmap weight from the all/upper/lower bins */ +static inline u8 spectral_bitmap_weight(u8 *bins) +{ + return bins[0] & 0x3f; +} + +/* FFT sample format given to userspace via debugfs. + * + * Please keep the type/length at the front position and change + * other fields after adding another sample type + * + * TODO: this might need rework when switching to nl80211-based + * interface. + */ +enum ath_fft_sample_type { + ATH_FFT_SAMPLE_HT20 = 1, + ATH_FFT_SAMPLE_HT20_40, +}; + +struct fft_sample_tlv { + u8 type; /* see ath_fft_sample */ + __be16 length; + /* type dependent data follows */ +} __packed; + +struct fft_sample_ht20 { + struct fft_sample_tlv tlv; + + u8 max_exp; + + __be16 freq; + s8 rssi; + s8 noise; + + __be16 max_magnitude; + u8 max_index; + u8 bitmap_weight; + + __be64 tsf; + + u8 data[SPECTRAL_HT20_NUM_BINS]; +} __packed; + +struct fft_sample_ht20_40 { + struct fft_sample_tlv tlv; + + u8 channel_type; + __be16 freq; + + s8 lower_rssi; + s8 upper_rssi; + + __be64 tsf; + + s8 lower_noise; + s8 upper_noise; + + __be16 lower_max_magnitude; + __be16 upper_max_magnitude; + + u8 lower_max_index; + u8 upper_max_index; + + u8 lower_bitmap_weight; + u8 upper_bitmap_weight; + + u8 max_exp; + + u8 data[SPECTRAL_HT20_40_NUM_BINS]; +} __packed; + +void ath9k_spectral_init_debug(struct ath_softc *sc); +void ath9k_spectral_deinit_debug(struct ath_softc *sc); + +void ath9k_spectral_scan_trigger(struct ieee80211_hw *hw); +int ath9k_spectral_scan_config(struct ieee80211_hw *hw, + enum spectral_mode spectral_mode); + +#ifdef CONFIG_ATH9K_DEBUGFS +int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr, + struct ath_rx_status *rs, u64 tsf); +#else +static inline int ath_process_fft(struct ath_softc *sc, + struct ieee80211_hdr *hdr, + struct ath_rx_status *rs, u64 tsf) +{ + return 0; +} +#endif /* CONFIG_ATH9K_DEBUGFS */ + +#endif /* SPECTRAL_H */ diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c new file mode 100644 index 00000000000..a65cfb91adc --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/tx99.c @@ -0,0 +1,272 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "ath9k.h" + +static void ath9k_tx99_stop(struct ath_softc *sc) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + + ath_drain_all_txq(sc); + ath_startrecv(sc); + + ath9k_hw_set_interrupts(ah); + ath9k_hw_enable_interrupts(ah); + + ieee80211_wake_queues(sc->hw); + + kfree_skb(sc->tx99_skb); + sc->tx99_skb = NULL; + sc->tx99_state = false; + + ath9k_hw_tx99_stop(sc->sc_ah); + ath_dbg(common, XMIT, "TX99 stopped\n"); +} + +static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc) +{ + static u8 PN9Data[] = {0xff, 0x87, 0xb8, 0x59, 0xb7, 0xa1, 0xcc, 0x24, + 0x57, 0x5e, 0x4b, 0x9c, 0x0e, 0xe9, 0xea, 0x50, + 0x2a, 0xbe, 0xb4, 0x1b, 0xb6, 0xb0, 0x5d, 0xf1, + 0xe6, 0x9a, 0xe3, 0x45, 0xfd, 0x2c, 0x53, 0x18, + 0x0c, 0xca, 0xc9, 0xfb, 0x49, 0x37, 0xe5, 0xa8, + 0x51, 0x3b, 0x2f, 0x61, 0xaa, 0x72, 0x18, 0x84, + 0x02, 0x23, 0x23, 0xab, 0x63, 0x89, 0x51, 0xb3, + 0xe7, 0x8b, 0x72, 0x90, 0x4c, 0xe8, 0xfb, 0xc0}; + u32 len = 1200; + struct ieee80211_tx_rate *rate; + struct ieee80211_hw *hw = sc->hw; + struct ath_hw *ah = sc->sc_ah; + struct ieee80211_hdr *hdr; + struct ieee80211_tx_info *tx_info; + struct sk_buff *skb; + + skb = alloc_skb(len, GFP_KERNEL); + if (!skb) + return NULL; + + skb_put(skb, len); + + memset(skb->data, 0, len); + + hdr = (struct ieee80211_hdr *)skb->data; + hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA); + hdr->duration_id = 0; + + memcpy(hdr->addr1, hw->wiphy->perm_addr, ETH_ALEN); + memcpy(hdr->addr2, hw->wiphy->perm_addr, ETH_ALEN); + memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN); + + hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no); + + tx_info = IEEE80211_SKB_CB(skb); + memset(tx_info, 0, sizeof(*tx_info)); + rate = &tx_info->control.rates[0]; + tx_info->band = hw->conf.chandef.chan->band; + tx_info->flags = IEEE80211_TX_CTL_NO_ACK; + tx_info->control.vif = sc->tx99_vif; + rate->count = 1; + if (ah->curchan && IS_CHAN_HT(ah->curchan)) { + rate->flags |= IEEE80211_TX_RC_MCS; + if (IS_CHAN_HT40(ah->curchan)) + rate->flags |= IEEE80211_TX_RC_40_MHZ_WIDTH; + } + + memcpy(skb->data + sizeof(*hdr), PN9Data, sizeof(PN9Data)); + + return skb; +} + +static void ath9k_tx99_deinit(struct ath_softc *sc) +{ + ath_reset(sc); + + ath9k_ps_wakeup(sc); + ath9k_tx99_stop(sc); + ath9k_ps_restore(sc); +} + +static int ath9k_tx99_init(struct ath_softc *sc) +{ + struct ieee80211_hw *hw = sc->hw; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + struct ath_tx_control txctl; + int r; + + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { + ath_err(common, + "driver is in invalid state unable to use TX99"); + return -EINVAL; + } + + sc->tx99_skb = ath9k_build_tx99_skb(sc); + if (!sc->tx99_skb) + return -ENOMEM; + + memset(&txctl, 0, sizeof(txctl)); + txctl.txq = sc->tx.txq_map[IEEE80211_AC_VO]; + + ath_reset(sc); + + ath9k_ps_wakeup(sc); + + ath9k_hw_disable_interrupts(ah); + atomic_set(&ah->intr_ref_cnt, -1); + ath_drain_all_txq(sc); + ath_stoprecv(sc); + + sc->tx99_state = true; + + ieee80211_stop_queues(hw); + + if (sc->tx99_power == MAX_RATE_POWER + 1) + sc->tx99_power = MAX_RATE_POWER; + + ath9k_hw_tx99_set_txpower(ah, sc->tx99_power); + r = ath9k_tx99_send(sc, sc->tx99_skb, &txctl); + if (r) { + ath_dbg(common, XMIT, "Failed to xmit TX99 skb\n"); + return r; + } + + ath_dbg(common, XMIT, "TX99 xmit started using %d ( %ddBm)\n", + sc->tx99_power, + sc->tx99_power / 2); + + /* We leave the harware awake as it will be chugging on */ + + return 0; +} + +static ssize_t read_file_tx99(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[3]; + unsigned int len; + + len = sprintf(buf, "%d\n", sc->tx99_state); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_tx99(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + char buf[32]; + bool start; + ssize_t len; + int r; + + if (sc->nvifs > 1) + return -EOPNOTSUPP; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + + if (strtobool(buf, &start)) + return -EINVAL; + + if (start == sc->tx99_state) { + if (!start) + return count; + ath_dbg(common, XMIT, "Resetting TX99\n"); + ath9k_tx99_deinit(sc); + } + + if (!start) { + ath9k_tx99_deinit(sc); + return count; + } + + r = ath9k_tx99_init(sc); + if (r) + return r; + + return count; +} + +static const struct file_operations fops_tx99 = { + .read = read_file_tx99, + .write = write_file_tx99, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t read_file_tx99_power(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + char buf[32]; + unsigned int len; + + len = sprintf(buf, "%d (%d dBm)\n", + sc->tx99_power, + sc->tx99_power / 2); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t write_file_tx99_power(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath_softc *sc = file->private_data; + int r; + u8 tx_power; + + r = kstrtou8_from_user(user_buf, count, 0, &tx_power); + if (r) + return r; + + if (tx_power > MAX_RATE_POWER) + return -EINVAL; + + sc->tx99_power = tx_power; + + ath9k_ps_wakeup(sc); + ath9k_hw_tx99_set_txpower(sc->sc_ah, sc->tx99_power); + ath9k_ps_restore(sc); + + return count; +} + +static const struct file_operations fops_tx99_power = { + .read = read_file_tx99_power, + .write = write_file_tx99_power, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +void ath9k_tx99_init_debug(struct ath_softc *sc) +{ + if (!AR_SREV_9300_20_OR_LATER(sc->sc_ah)) + return; + + debugfs_create_file("tx99", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_tx99); + debugfs_create_file("tx99_power", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, + &fops_tx99_power); +} diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h index fde6da619f3..0db37f23001 100644 --- a/drivers/net/wireless/ath/ath9k/wmi.h +++ b/drivers/net/wireless/ath/ath9k/wmi.h @@ -39,7 +39,7 @@ struct wmi_fw_version { struct wmi_event_swba { __be64 tsf; u8 beacon_pending; -}; +} __packed; /* * 64 - HTC header - WMI header - 1 / txstatus diff --git a/drivers/net/wireless/ath/ath9k/wow.c b/drivers/net/wireless/ath/ath9k/wow.c index 9f8563091be..2879887f569 100644 --- a/drivers/net/wireless/ath/ath9k/wow.c +++ b/drivers/net/wireless/ath/ath9k/wow.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Qualcomm Atheros, Inc. + * Copyright (c) 2013 Qualcomm Atheros, Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -14,519 +14,347 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/export.h> #include "ath9k.h" -#include "reg.h" -#include "hw-ops.h" -const char *ath9k_hw_wow_event_to_string(u32 wow_event) -{ - if (wow_event & AH_WOW_MAGIC_PATTERN_EN) - return "Magic pattern"; - if (wow_event & AH_WOW_USER_PATTERN_EN) - return "User pattern"; - if (wow_event & AH_WOW_LINK_CHANGE) - return "Link change"; - if (wow_event & AH_WOW_BEACON_MISS) - return "Beacon miss"; - - return "unknown reason"; -} -EXPORT_SYMBOL(ath9k_hw_wow_event_to_string); +static const struct wiphy_wowlan_support ath9k_wowlan_support = { + .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT, + .n_patterns = MAX_NUM_USER_PATTERN, + .pattern_min_len = 1, + .pattern_max_len = MAX_PATTERN_SIZE, +}; -static void ath9k_hw_config_serdes_wow_sleep(struct ath_hw *ah) +static void ath9k_wow_map_triggers(struct ath_softc *sc, + struct cfg80211_wowlan *wowlan, + u32 *wow_triggers) { - int i; + if (wowlan->disconnect) + *wow_triggers |= AH_WOW_LINK_CHANGE | + AH_WOW_BEACON_MISS; + if (wowlan->magic_pkt) + *wow_triggers |= AH_WOW_MAGIC_PATTERN_EN; - for (i = 0; i < ah->iniPcieSerdesWow.ia_rows; i++) - REG_WRITE(ah, INI_RA(&ah->iniPcieSerdesWow, i, 0), - INI_RA(&ah->iniPcieSerdesWow, i, 1)); - - usleep_range(1000, 1500); -} - -static void ath9k_hw_set_powermode_wow_sleep(struct ath_hw *ah) -{ - struct ath_common *common = ath9k_hw_common(ah); + if (wowlan->n_patterns) + *wow_triggers |= AH_WOW_USER_PATTERN_EN; - REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PWR_SAV); - - /* set rx disable bit */ - REG_WRITE(ah, AR_CR, AR_CR_RXD); - - if (!ath9k_hw_wait(ah, AR_CR, AR_CR_RXE, 0, AH_WAIT_TIMEOUT)) { - ath_err(common, "Failed to stop Rx DMA in 10ms AR_CR=0x%08x AR_DIAG_SW=0x%08x\n", - REG_READ(ah, AR_CR), REG_READ(ah, AR_DIAG_SW)); - return; - } else { - if (!AR_SREV_9300_20_OR_LATER(ah)) - REG_WRITE(ah, AR_RXDP, 0x0); - } - - /* AR9280 WoW has sleep issue, do not set it to sleep */ - if (AR_SREV_9280_20(ah)) - return; + sc->wow_enabled = *wow_triggers; - REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_ON_INT); } -static void ath9k_wow_create_keep_alive_pattern(struct ath_hw *ah) +static void ath9k_wow_add_disassoc_deauth_pattern(struct ath_softc *sc) { + struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - u8 sta_mac_addr[ETH_ALEN], ap_mac_addr[ETH_ALEN]; - u32 ctl[13] = {0}; - u32 data_word[KAL_NUM_DATA_WORDS]; - u8 i; - u32 wow_ka_data_word0; - - memcpy(sta_mac_addr, common->macaddr, ETH_ALEN); - memcpy(ap_mac_addr, common->curbssid, ETH_ALEN); - - /* set the transmit buffer */ - ctl[0] = (KAL_FRAME_LEN | (MAX_RATE_POWER << 16)); - - if (!(AR_SREV_9300_20_OR_LATER(ah))) - ctl[0] += (KAL_ANTENNA_MODE << 25); - - ctl[1] = 0; - ctl[3] = 0xb; /* OFDM_6M hardware value for this rate */ - ctl[4] = 0; - ctl[7] = (ah->txchainmask) << 2; - - if (AR_SREV_9300_20_OR_LATER(ah)) - ctl[2] = 0xf << 16; /* tx_tries 0 */ - else - ctl[2] = 0x7 << 16; /* tx_tries 0 */ - - - for (i = 0; i < KAL_NUM_DESC_WORDS; i++) - REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); - - /* for AR9300 family 13 descriptor words */ - if (AR_SREV_9300_20_OR_LATER(ah)) - REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + i * 4), ctl[i]); - - data_word[0] = (KAL_FRAME_TYPE << 2) | (KAL_FRAME_SUB_TYPE << 4) | - (KAL_TO_DS << 8) | (KAL_DURATION_ID << 16); - data_word[1] = (ap_mac_addr[3] << 24) | (ap_mac_addr[2] << 16) | - (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); - data_word[2] = (sta_mac_addr[1] << 24) | (sta_mac_addr[0] << 16) | - (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); - data_word[3] = (sta_mac_addr[5] << 24) | (sta_mac_addr[4] << 16) | - (sta_mac_addr[3] << 8) | (sta_mac_addr[2]); - data_word[4] = (ap_mac_addr[3] << 24) | (ap_mac_addr[2] << 16) | - (ap_mac_addr[1] << 8) | (ap_mac_addr[0]); - data_word[5] = (ap_mac_addr[5] << 8) | (ap_mac_addr[4]); - - if (AR_SREV_9462_20(ah)) { - /* AR9462 2.0 has an extra descriptor word (time based - * discard) compared to other chips */ - REG_WRITE(ah, (AR_WOW_KA_DESC_WORD2 + (12 * 4)), 0); - wow_ka_data_word0 = AR_WOW_TXBUF(13); - } else { - wow_ka_data_word0 = AR_WOW_TXBUF(12); - } - - for (i = 0; i < KAL_NUM_DATA_WORDS; i++) - REG_WRITE(ah, (wow_ka_data_word0 + i*4), data_word[i]); - -} + int pattern_count = 0; + int i, byte_cnt; + u8 dis_deauth_pattern[MAX_PATTERN_SIZE]; + u8 dis_deauth_mask[MAX_PATTERN_SIZE]; -void ath9k_hw_wow_apply_pattern(struct ath_hw *ah, u8 *user_pattern, - u8 *user_mask, int pattern_count, - int pattern_len) -{ - int i; - u32 pattern_val, mask_val; - u32 set, clr; - - /* FIXME: should check count by querying the hardware capability */ - if (pattern_count >= MAX_NUM_PATTERN) - return; + memset(dis_deauth_pattern, 0, MAX_PATTERN_SIZE); + memset(dis_deauth_mask, 0, MAX_PATTERN_SIZE); - REG_SET_BIT(ah, AR_WOW_PATTERN, BIT(pattern_count)); - - /* set the registers for pattern */ - for (i = 0; i < MAX_PATTERN_SIZE; i += 4) { - memcpy(&pattern_val, user_pattern, 4); - REG_WRITE(ah, (AR_WOW_TB_PATTERN(pattern_count) + i), - pattern_val); - user_pattern += 4; - } - - /* set the registers for mask */ - for (i = 0; i < MAX_PATTERN_MASK_SIZE; i += 4) { - memcpy(&mask_val, user_mask, 4); - REG_WRITE(ah, (AR_WOW_TB_MASK(pattern_count) + i), mask_val); - user_mask += 4; - } - - /* set the pattern length to be matched + /* + * Create Dissassociate / Deauthenticate packet filter * - * AR_WOW_LENGTH1_REG1 - * bit 31:24 pattern 0 length - * bit 23:16 pattern 1 length - * bit 15:8 pattern 2 length - * bit 7:0 pattern 3 length + * 2 bytes 2 byte 6 bytes 6 bytes 6 bytes + * +--------------+----------+---------+--------+--------+---- + * + Frame Control+ Duration + DA + SA + BSSID + + * +--------------+----------+---------+--------+--------+---- * - * AR_WOW_LENGTH1_REG2 - * bit 31:24 pattern 4 length - * bit 23:16 pattern 5 length - * bit 15:8 pattern 6 length - * bit 7:0 pattern 7 length + * The above is the management frame format for disassociate/ + * deauthenticate pattern, from this we need to match the first byte + * of 'Frame Control' and DA, SA, and BSSID fields + * (skipping 2nd byte of FC and Duration feild. * - * the below logic writes out the new - * pattern length for the corresponding - * pattern_count, while masking out the - * other fields + * Disassociate pattern + * -------------------- + * Frame control = 00 00 1010 + * DA, SA, BSSID = x:x:x:x:x:x + * Pattern will be A0000000 | x:x:x:x:x:x | x:x:x:x:x:x + * | x:x:x:x:x:x -- 22 bytes + * + * Deauthenticate pattern + * ---------------------- + * Frame control = 00 00 1100 + * DA, SA, BSSID = x:x:x:x:x:x + * Pattern will be C0000000 | x:x:x:x:x:x | x:x:x:x:x:x + * | x:x:x:x:x:x -- 22 bytes */ - ah->wow_event_mask |= BIT(pattern_count + AR_WOW_PAT_FOUND_SHIFT); + /* Create Disassociate Pattern first */ - if (!AR_SREV_9285_12_OR_LATER(ah)) - return; + byte_cnt = 0; - if (pattern_count < 4) { - /* Pattern 0-3 uses AR_WOW_LENGTH1 register */ - set = (pattern_len & AR_WOW_LENGTH_MAX) << - AR_WOW_LEN1_SHIFT(pattern_count); - clr = AR_WOW_LENGTH1_MASK(pattern_count); - REG_RMW(ah, AR_WOW_LENGTH1, set, clr); - } else { - /* Pattern 4-7 uses AR_WOW_LENGTH2 register */ - set = (pattern_len & AR_WOW_LENGTH_MAX) << - AR_WOW_LEN2_SHIFT(pattern_count); - clr = AR_WOW_LENGTH2_MASK(pattern_count); - REG_RMW(ah, AR_WOW_LENGTH2, set, clr); - } + /* Fill out the mask with all FF's */ -} -EXPORT_SYMBOL(ath9k_hw_wow_apply_pattern); + for (i = 0; i < MAX_PATTERN_MASK_SIZE; i++) + dis_deauth_mask[i] = 0xff; -u32 ath9k_hw_wow_wakeup(struct ath_hw *ah) -{ - u32 wow_status = 0; - u32 val = 0, rval; - /* - * read the WoW status register to know - * the wakeup reason - */ - rval = REG_READ(ah, AR_WOW_PATTERN); - val = AR_WOW_STATUS(rval); + /* copy the first byte of frame control field */ + dis_deauth_pattern[byte_cnt] = 0xa0; + byte_cnt++; + + /* skip 2nd byte of frame control and Duration field */ + byte_cnt += 3; /* - * mask only the WoW events that we have enabled. Sometimes - * we have spurious WoW events from the AR_WOW_PATTERN - * register. This mask will clean it up. + * need not match the destination mac address, it can be a broadcast + * mac address or an unicast to this station */ + byte_cnt += 6; - val &= ah->wow_event_mask; + /* copy the source mac address */ + memcpy((dis_deauth_pattern + byte_cnt), common->curbssid, ETH_ALEN); - if (val) { + byte_cnt += 6; - if (val & AR_WOW_MAGIC_PAT_FOUND) - wow_status |= AH_WOW_MAGIC_PATTERN_EN; + /* copy the bssid, its same as the source mac address */ - if (AR_WOW_PATTERN_FOUND(val)) - wow_status |= AH_WOW_USER_PATTERN_EN; + memcpy((dis_deauth_pattern + byte_cnt), common->curbssid, ETH_ALEN); - if (val & AR_WOW_KEEP_ALIVE_FAIL) - wow_status |= AH_WOW_LINK_CHANGE; + /* Create Disassociate pattern mask */ - if (val & AR_WOW_BEACON_FAIL) - wow_status |= AH_WOW_BEACON_MISS; + dis_deauth_mask[0] = 0xfe; + dis_deauth_mask[1] = 0x03; + dis_deauth_mask[2] = 0xc0; - } + ath_dbg(common, WOW, "Adding disassoc/deauth patterns for WoW\n"); + + ath9k_hw_wow_apply_pattern(ah, dis_deauth_pattern, dis_deauth_mask, + pattern_count, byte_cnt); + pattern_count++; /* - * set and clear WOW_PME_CLEAR registers for the chip to - * generate next wow signal. - * disable D3 before accessing other registers ? + * for de-authenticate pattern, only the first byte of the frame + * control field gets changed from 0xA0 to 0xC0 */ + dis_deauth_pattern[0] = 0xC0; - /* do we need to check the bit value 0x01000000 (7-10) ?? */ - REG_RMW(ah, AR_PCIE_PM_CTRL, AR_PMCTRL_WOW_PME_CLR, - AR_PMCTRL_PWR_STATE_D1D3); + ath9k_hw_wow_apply_pattern(ah, dis_deauth_pattern, dis_deauth_mask, + pattern_count, byte_cnt); - /* - * clear all events - */ - REG_WRITE(ah, AR_WOW_PATTERN, - AR_WOW_CLEAR_EVENTS(REG_READ(ah, AR_WOW_PATTERN))); +} + +static void ath9k_wow_add_pattern(struct ath_softc *sc, + struct cfg80211_wowlan *wowlan) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath9k_wow_pattern *wow_pattern = NULL; + struct cfg80211_pkt_pattern *patterns = wowlan->patterns; + int mask_len; + s8 i = 0; + + if (!wowlan->n_patterns) + return; /* - * tie reset register for AR9002 family of chipsets - * NB: not tieing it back might have some repurcussions. + * Add the new user configured patterns */ + for (i = 0; i < wowlan->n_patterns; i++) { - if (!AR_SREV_9300_20_OR_LATER(ah)) { - REG_SET_BIT(ah, AR_WA, AR_WA_UNTIE_RESET_EN | - AR_WA_POR_SHORT | AR_WA_RESET_EN); - } + wow_pattern = kzalloc(sizeof(*wow_pattern), GFP_KERNEL); + if (!wow_pattern) + return; - /* - * restore the beacon threshold to init value - */ - REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); + /* + * TODO: convert the generic user space pattern to + * appropriate chip specific/802.11 pattern. + */ - /* - * Restore the way the PCI-E reset, Power-On-Reset, external - * PCIE_POR_SHORT pins are tied to its original value. - * Previously just before WoW sleep, we untie the PCI-E - * reset to our Chip's Power On Reset so that any PCI-E - * reset from the bus will not reset our chip - */ + mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); + memset(wow_pattern->pattern_bytes, 0, MAX_PATTERN_SIZE); + memset(wow_pattern->mask_bytes, 0, MAX_PATTERN_SIZE); + memcpy(wow_pattern->pattern_bytes, patterns[i].pattern, + patterns[i].pattern_len); + memcpy(wow_pattern->mask_bytes, patterns[i].mask, mask_len); + wow_pattern->pattern_len = patterns[i].pattern_len; - if (AR_SREV_9280_20_OR_LATER(ah) && ah->is_pciexpress) - ath9k_hw_configpcipowersave(ah, false); + /* + * just need to take care of deauth and disssoc pattern, + * make sure we don't overwrite them. + */ - ah->wow_event_mask = 0; + ath9k_hw_wow_apply_pattern(ah, wow_pattern->pattern_bytes, + wow_pattern->mask_bytes, + i + 2, + wow_pattern->pattern_len); + kfree(wow_pattern); + + } - return wow_status; } -EXPORT_SYMBOL(ath9k_hw_wow_wakeup); -void ath9k_hw_wow_enable(struct ath_hw *ah, u32 pattern_enable) +int ath9k_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wowlan) { - u32 wow_event_mask; - u32 set, clr; + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + u32 wow_triggers_enabled = 0; + int ret = 0; - /* - * wow_event_mask is a mask to the AR_WOW_PATTERN register to - * indicate which WoW events we have enabled. The WoW events - * are from the 'pattern_enable' in this function and - * 'pattern_count' of ath9k_hw_wow_apply_pattern() - */ + mutex_lock(&sc->mutex); - wow_event_mask = ah->wow_event_mask; + ath_cancel_work(sc); + ath_stop_ani(sc); - /* - * Untie Power-on-Reset from the PCI-E-Reset. When we are in - * WOW sleep, we do want the Reset from the PCI-E to disturb - * our hw state - */ - - if (ah->is_pciexpress) { - - /* - * we need to untie the internal POR (power-on-reset) - * to the external PCI-E reset. We also need to tie - * the PCI-E Phy reset to the PCI-E reset. - */ + if (test_bit(ATH_OP_INVALID, &common->op_flags)) { + ath_dbg(common, ANY, "Device not present\n"); + ret = -EINVAL; + goto fail_wow; + } - if (AR_SREV_9300_20_OR_LATER(ah)) { - set = AR_WA_RESET_EN | AR_WA_POR_SHORT; - clr = AR_WA_UNTIE_RESET_EN | AR_WA_D3_L1_DISABLE; - REG_RMW(ah, AR_WA, set, clr); - } else { - if (AR_SREV_9285(ah) || AR_SREV_9287(ah)) - set = AR9285_WA_DEFAULT; - else - set = AR9280_WA_DEFAULT; - - /* - * In AR9280 and AR9285, bit 14 in WA register - * (disable L1) should only be set when device - * enters D3 state and be cleared when device - * comes back to D0 - */ - - if (ah->config.pcie_waen & AR_WA_D3_L1_DISABLE) - set |= AR_WA_D3_L1_DISABLE; - - clr = AR_WA_UNTIE_RESET_EN; - set |= AR_WA_RESET_EN | AR_WA_POR_SHORT; - REG_RMW(ah, AR_WA, set, clr); - - /* - * for WoW sleep, we reprogram the SerDes so that the - * PLL and CLK REQ are both enabled. This uses more - * power but otherwise WoW sleep is unstable and the - * chip may disappear. - */ - - if (AR_SREV_9285_12_OR_LATER(ah)) - ath9k_hw_config_serdes_wow_sleep(ah); - - } + if (WARN_ON(!wowlan)) { + ath_dbg(common, WOW, "None of the WoW triggers enabled\n"); + ret = -EINVAL; + goto fail_wow; } - /* - * set the power states appropriately and enable PME - */ - set = AR_PMCTRL_HOST_PME_EN | AR_PMCTRL_PWR_PM_CTRL_ENA | - AR_PMCTRL_AUX_PWR_DET | AR_PMCTRL_WOW_PME_CLR; + if (!device_can_wakeup(sc->dev)) { + ath_dbg(common, WOW, "device_can_wakeup failed, WoW is not enabled\n"); + ret = 1; + goto fail_wow; + } /* - * set and clear WOW_PME_CLEAR registers for the chip - * to generate next wow signal. + * none of the sta vifs are associated + * and we are not currently handling multivif + * cases, for instance we have to seperately + * configure 'keep alive frame' for each + * STA. */ - REG_SET_BIT(ah, AR_PCIE_PM_CTRL, set); - clr = AR_PMCTRL_WOW_PME_CLR; - REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, clr); - /* - * Setup for: - * - beacon misses - * - magic pattern - * - keep alive timeout - * - pattern matching - */ + if (!test_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags)) { + ath_dbg(common, WOW, "None of the STA vifs are associated\n"); + ret = 1; + goto fail_wow; + } - /* - * Program default values for pattern backoff, aifs/slot/KAL count, - * beacon miss timeout, KAL timeout, etc. - */ + if (sc->nvifs > 1) { + ath_dbg(common, WOW, "WoW for multivif is not yet supported\n"); + ret = 1; + goto fail_wow; + } - set = AR_WOW_BACK_OFF_SHIFT(AR_WOW_PAT_BACKOFF); - REG_SET_BIT(ah, AR_WOW_PATTERN, set); + ath9k_wow_map_triggers(sc, wowlan, &wow_triggers_enabled); - set = AR_WOW_AIFS_CNT(AR_WOW_CNT_AIFS_CNT) | - AR_WOW_SLOT_CNT(AR_WOW_CNT_SLOT_CNT) | - AR_WOW_KEEP_ALIVE_CNT(AR_WOW_CNT_KA_CNT); - REG_SET_BIT(ah, AR_WOW_COUNT, set); + ath_dbg(common, WOW, "WoW triggers enabled 0x%x\n", + wow_triggers_enabled); - if (pattern_enable & AH_WOW_BEACON_MISS) - set = AR_WOW_BEACON_TIMO; - /* We are not using beacon miss, program a large value */ - else - set = AR_WOW_BEACON_TIMO_MAX; + ath9k_ps_wakeup(sc); - REG_WRITE(ah, AR_WOW_BCN_TIMO, set); + ath9k_stop_btcoex(sc); /* - * Keep alive timo in ms except AR9280 + * Enable wake up on recieving disassoc/deauth + * frame by default. */ - if (!pattern_enable || AR_SREV_9280(ah)) - set = AR_WOW_KEEP_ALIVE_NEVER; - else - set = KAL_TIMEOUT * 32; + ath9k_wow_add_disassoc_deauth_pattern(sc); - REG_WRITE(ah, AR_WOW_KEEP_ALIVE_TIMO, set); + if (wow_triggers_enabled & AH_WOW_USER_PATTERN_EN) + ath9k_wow_add_pattern(sc, wowlan); + spin_lock_bh(&sc->sc_pcu_lock); /* - * Keep alive delay in us. based on 'power on clock', - * therefore in usec + * To avoid false wake, we enable beacon miss interrupt only + * when we go to sleep. We save the current interrupt mask + * so we can restore it after the system wakes up */ - set = KAL_DELAY * 1000; - REG_WRITE(ah, AR_WOW_KEEP_ALIVE_DELAY, set); + sc->wow_intr_before_sleep = ah->imask; + ah->imask &= ~ATH9K_INT_GLOBAL; + ath9k_hw_disable_interrupts(ah); + ah->imask = ATH9K_INT_BMISS | ATH9K_INT_GLOBAL; + ath9k_hw_set_interrupts(ah); + ath9k_hw_enable_interrupts(ah); - /* - * Create keep alive pattern to respond to beacons - */ - ath9k_wow_create_keep_alive_pattern(ah); + spin_unlock_bh(&sc->sc_pcu_lock); /* - * Configure MAC WoW Registers + * we can now sync irq and kill any running tasklets, since we already + * disabled interrupts and not holding a spin lock */ + synchronize_irq(sc->irq); + tasklet_kill(&sc->intr_tq); - set = 0; - /* Send keep alive timeouts anyway */ - clr = AR_WOW_KEEP_ALIVE_AUTO_DIS; + ath9k_hw_wow_enable(ah, wow_triggers_enabled); - if (pattern_enable & AH_WOW_LINK_CHANGE) - wow_event_mask |= AR_WOW_KEEP_ALIVE_FAIL; - else - set = AR_WOW_KEEP_ALIVE_FAIL_DIS; + ath9k_ps_restore(sc); + ath_dbg(common, ANY, "WoW enabled in ath9k\n"); + atomic_inc(&sc->wow_sleep_proc_intr); - /* - * FIXME: For now disable keep alive frame - * failure. This seems to sometimes trigger - * unnecessary wake up with AR9485 chipsets. - */ - set = AR_WOW_KEEP_ALIVE_FAIL_DIS; +fail_wow: + mutex_unlock(&sc->mutex); + return ret; +} - REG_RMW(ah, AR_WOW_KEEP_ALIVE, set, clr); +int ath9k_resume(struct ieee80211_hw *hw) +{ + struct ath_softc *sc = hw->priv; + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + u32 wow_status; + mutex_lock(&sc->mutex); - /* - * we are relying on a bmiss failure. ensure we have - * enough threshold to prevent false positives - */ - REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_THR_BM_THR, - AR_WOW_BMISSTHRESHOLD); + ath9k_ps_wakeup(sc); - set = 0; - clr = 0; + spin_lock_bh(&sc->sc_pcu_lock); - if (pattern_enable & AH_WOW_BEACON_MISS) { - set = AR_WOW_BEACON_FAIL_EN; - wow_event_mask |= AR_WOW_BEACON_FAIL; - } else { - clr = AR_WOW_BEACON_FAIL_EN; - } + ath9k_hw_disable_interrupts(ah); + ah->imask = sc->wow_intr_before_sleep; + ath9k_hw_set_interrupts(ah); + ath9k_hw_enable_interrupts(ah); - REG_RMW(ah, AR_WOW_BCN_EN, set, clr); + spin_unlock_bh(&sc->sc_pcu_lock); - set = 0; - clr = 0; - /* - * Enable the magic packet registers - */ - if (pattern_enable & AH_WOW_MAGIC_PATTERN_EN) { - set = AR_WOW_MAGIC_EN; - wow_event_mask |= AR_WOW_MAGIC_PAT_FOUND; - } else { - clr = AR_WOW_MAGIC_EN; + wow_status = ath9k_hw_wow_wakeup(ah); + + if (atomic_read(&sc->wow_got_bmiss_intr) == 0) { + /* + * some devices may not pick beacon miss + * as the reason they woke up so we add + * that here for that shortcoming. + */ + wow_status |= AH_WOW_BEACON_MISS; + atomic_dec(&sc->wow_got_bmiss_intr); + ath_dbg(common, ANY, "Beacon miss interrupt picked up during WoW sleep\n"); } - set |= AR_WOW_MAC_INTR_EN; - REG_RMW(ah, AR_WOW_PATTERN, set, clr); - /* - * For AR9285 and later version of chipsets - * enable WoW pattern match for packets less - * than 256 bytes for all patterns - */ - if (AR_SREV_9285_12_OR_LATER(ah)) - REG_WRITE(ah, AR_WOW_PATTERN_MATCH_LT_256B, - AR_WOW_PATTERN_SUPPORTED); + atomic_dec(&sc->wow_sleep_proc_intr); - /* - * Set the power states appropriately and enable PME - */ - clr = 0; - set = AR_PMCTRL_PWR_STATE_D1D3 | AR_PMCTRL_HOST_PME_EN | - AR_PMCTRL_PWR_PM_CTRL_ENA; - /* - * This is needed for AR9300 chipsets to wake-up - * the host. - */ - if (AR_SREV_9300_20_OR_LATER(ah)) - clr = AR_PCIE_PM_CTRL_ENA; + if (wow_status) { + ath_dbg(common, ANY, "Waking up due to WoW triggers %s with WoW status = %x\n", + ath9k_hw_wow_event_to_string(wow_status), wow_status); + } - REG_RMW(ah, AR_PCIE_PM_CTRL, set, clr); + ath_restart_work(sc); + ath9k_start_btcoex(sc); - if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { - /* - * this is needed to prevent the chip waking up - * the host within 3-4 seconds with certain - * platform/BIOS. The fix is to enable - * D1 & D3 to match original definition and - * also match the OTP value. Anyway this - * is more related to SW WOW. - */ - clr = AR_PMCTRL_PWR_STATE_D1D3; - REG_CLR_BIT(ah, AR_PCIE_PM_CTRL, clr); + ath9k_ps_restore(sc); + mutex_unlock(&sc->mutex); - set = AR_PMCTRL_PWR_STATE_D1D3_REAL; - REG_SET_BIT(ah, AR_PCIE_PM_CTRL, set); - } + return 0; +} +void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled) +{ + struct ath_softc *sc = hw->priv; + mutex_lock(&sc->mutex); + device_init_wakeup(sc->dev, 1); + device_set_wakeup_enable(sc->dev, enabled); + mutex_unlock(&sc->mutex); +} - REG_CLR_BIT(ah, AR_STA_ID1, AR_STA_ID1_PRESERVE_SEQNUM); +void ath9k_init_wow(struct ieee80211_hw *hw) +{ + struct ath_softc *sc = hw->priv; - if (AR_SREV_9300_20_OR_LATER(ah)) { - /* to bring down WOW power low margin */ - set = BIT(13); - REG_SET_BIT(ah, AR_PCIE_PHY_REG3, set); - /* HW WoW */ - clr = BIT(5); - REG_CLR_BIT(ah, AR_PCU_MISC_MODE3, clr); - } + if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_WOW_DEVICE_CAPABLE) && + (sc->driver_data & ATH9K_PCI_WOW) && + device_can_wakeup(sc->dev)) + hw->wiphy->wowlan = &ath9k_wowlan_support; - ath9k_hw_set_powermode_wow_sleep(ah); - ah->wow_event_mask = wow_event_mask; + atomic_set(&sc->wow_sleep_proc_intr, -1); + atomic_set(&sc->wow_got_bmiss_intr, -1); } -EXPORT_SYMBOL(ath9k_hw_wow_enable); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 90e48a0fafe..7c28cb55610 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -47,8 +47,6 @@ static u16 bits_per_symbol[][2] = { { 260, 540 }, /* 7: 64-QAM 5/6 */ }; -#define IS_HT_RATE(_rate) ((_rate) & 0x80) - static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq, struct ath_atx_tid *tid, struct sk_buff *skb); static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, @@ -109,9 +107,6 @@ static void ath_tx_queue_tid(struct ath_txq *txq, struct ath_atx_tid *tid) { struct ath_atx_ac *ac = tid->ac; - if (tid->paused) - return; - if (tid->sched) return; @@ -125,24 +120,6 @@ static void ath_tx_queue_tid(struct ath_txq *txq, struct ath_atx_tid *tid) list_add_tail(&ac->list, &txq->axq_acq); } -static void ath_tx_resume_tid(struct ath_softc *sc, struct ath_atx_tid *tid) -{ - struct ath_txq *txq = tid->ac->txq; - - WARN_ON(!tid->paused); - - ath_txq_lock(sc, txq); - tid->paused = false; - - if (skb_queue_empty(&tid->buf_q)) - goto unlock; - - ath_tx_queue_tid(txq, tid); - ath_txq_schedule(sc, txq); -unlock: - ath_txq_unlock_complete(sc, txq); -} - static struct ath_frame_info *get_frame_info(struct sk_buff *skb) { struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); @@ -153,10 +130,100 @@ static struct ath_frame_info *get_frame_info(struct sk_buff *skb) static void ath_send_bar(struct ath_atx_tid *tid, u16 seqno) { + if (!tid->an->sta) + return; + ieee80211_send_bar(tid->an->vif, tid->an->sta->addr, tid->tidno, seqno << IEEE80211_SEQ_SEQ_SHIFT); } +static void ath_set_rates(struct ieee80211_vif *vif, struct ieee80211_sta *sta, + struct ath_buf *bf) +{ + ieee80211_get_tx_rates(vif, sta, bf->bf_mpdu, bf->rates, + ARRAY_SIZE(bf->rates)); +} + +static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq, + struct sk_buff *skb) +{ + int q; + + q = skb_get_queue_mapping(skb); + if (txq == sc->tx.uapsdq) + txq = sc->tx.txq_map[q]; + + if (txq != sc->tx.txq_map[q]) + return; + + if (WARN_ON(--txq->pending_frames < 0)) + txq->pending_frames = 0; + + if (txq->stopped && + txq->pending_frames < sc->tx.txq_max_pending[q]) { + ieee80211_wake_queue(sc->hw, q); + txq->stopped = false; + } +} + +static struct ath_atx_tid * +ath_get_skb_tid(struct ath_softc *sc, struct ath_node *an, struct sk_buff *skb) +{ + u8 tidno = skb->priority & IEEE80211_QOS_CTL_TID_MASK; + return ATH_AN_2_TID(an, tidno); +} + +static bool ath_tid_has_buffered(struct ath_atx_tid *tid) +{ + return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q); +} + +static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid) +{ + struct sk_buff *skb; + + skb = __skb_dequeue(&tid->retry_q); + if (!skb) + skb = __skb_dequeue(&tid->buf_q); + + return skb; +} + +/* + * ath_tx_tid_change_state: + * - clears a-mpdu flag of previous session + * - force sequence number allocation to fix next BlockAck Window + */ +static void +ath_tx_tid_change_state(struct ath_softc *sc, struct ath_atx_tid *tid) +{ + struct ath_txq *txq = tid->ac->txq; + struct ieee80211_tx_info *tx_info; + struct sk_buff *skb, *tskb; + struct ath_buf *bf; + struct ath_frame_info *fi; + + skb_queue_walk_safe(&tid->buf_q, skb, tskb) { + fi = get_frame_info(skb); + bf = fi->bf; + + tx_info = IEEE80211_SKB_CB(skb); + tx_info->flags &= ~IEEE80211_TX_CTL_AMPDU; + + if (bf) + continue; + + bf = ath_tx_setup_buffer(sc, txq, tid, skb); + if (!bf) { + __skb_unlink(skb, &tid->buf_q); + ath_txq_skb_done(sc, txq, skb); + ieee80211_free_txskb(sc->hw, skb); + continue; + } + } + +} + static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid) { struct ath_txq *txq = tid->ac->txq; @@ -171,31 +238,22 @@ static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid) memset(&ts, 0, sizeof(ts)); - while ((skb = __skb_dequeue(&tid->buf_q))) { + while ((skb = __skb_dequeue(&tid->retry_q))) { fi = get_frame_info(skb); bf = fi->bf; - if (!bf) { - bf = ath_tx_setup_buffer(sc, txq, tid, skb); - if (!bf) { - ieee80211_free_txskb(sc->hw, skb); - continue; - } + ath_txq_skb_done(sc, txq, skb); + ieee80211_free_txskb(sc->hw, skb); + continue; } - if (fi->retries) { - list_add_tail(&bf->list, &bf_head); + if (fi->baw_tracked) { ath_tx_update_baw(sc, tid, bf->bf_state.seqno); - ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0); sendbar = true; - } else { - ath_tx_send_normal(sc, txq, NULL, skb); } - } - if (tid->baw_head == tid->baw_tail) { - tid->state &= ~AGGR_ADDBA_COMPLETE; - tid->state &= ~AGGR_CLEANUP; + list_add_tail(&bf->list, &bf_head); + ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0); } if (sendbar) { @@ -224,13 +282,16 @@ static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid, } static void ath_tx_addto_baw(struct ath_softc *sc, struct ath_atx_tid *tid, - u16 seqno) + struct ath_buf *bf) { + struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu); + u16 seqno = bf->bf_state.seqno; int index, cindex; index = ATH_BA_INDEX(tid->seq_start, seqno); cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1); __set_bit(cindex, tid->tx_buf); + fi->baw_tracked = 1; if (index >= ((tid->baw_tail - tid->baw_head) & (ATH_TID_MAX_BUFS - 1))) { @@ -239,12 +300,6 @@ static void ath_tx_addto_baw(struct ath_softc *sc, struct ath_atx_tid *tid, } } -/* - * TODO: For frame(s) that are in the retry state, we will reuse the - * sequence number(s) without setting the retry bit. The - * alternative is to give up on these and BAR the receiver's window - * forward. - */ static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq, struct ath_atx_tid *tid) @@ -258,7 +313,7 @@ static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq, memset(&ts, 0, sizeof(ts)); INIT_LIST_HEAD(&bf_head); - while ((skb = __skb_dequeue(&tid->buf_q))) { + while ((skb = ath_tid_dequeue(tid))) { fi = get_frame_info(skb); bf = fi->bf; @@ -268,16 +323,8 @@ static void ath_tid_drain(struct ath_softc *sc, struct ath_txq *txq, } list_add_tail(&bf->list, &bf_head); - - if (fi->retries) - ath_tx_update_baw(sc, tid, bf->bf_state.seqno); - ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0); } - - tid->seq_next = tid->seq_start; - tid->baw_tail = tid->baw_head; - tid->bar_index = -1; } static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq, @@ -340,6 +387,7 @@ static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf) tbf->bf_buf_addr = bf->bf_buf_addr; memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len); tbf->bf_state = bf->bf_state; + tbf->bf_state.stale = false; return tbf; } @@ -378,7 +426,7 @@ static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf, static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, struct ath_buf *bf, struct list_head *bf_q, - struct ath_tx_status *ts, int txok, bool retry) + struct ath_tx_status *ts, int txok) { struct ath_node *an = NULL; struct sk_buff *skb; @@ -397,7 +445,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, struct ieee80211_tx_rate rates[4]; struct ath_frame_info *fi; int nframes; - u8 tidno; bool flush = !!(ts->ts_status & ATH9K_TX_FLUSH); int i, retries; int bar_index = -1; @@ -407,7 +454,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, tx_info = IEEE80211_SKB_CB(skb); - memcpy(rates, tx_info->control.rates, sizeof(rates)); + memcpy(rates, bf->rates, sizeof(rates)); retries = ts->ts_longretry + 1; for (i = 0; i < ts->ts_rateindex; i++) @@ -423,7 +470,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, while (bf) { bf_next = bf->bf_next; - if (!bf->bf_stale || bf_next != NULL) + if (!bf->bf_state.stale || bf_next != NULL) list_move_tail(&bf->list, &bf_head); ath_tx_complete_buf(sc, bf, txq, &bf_head, ts, 0); @@ -434,8 +481,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, } an = (struct ath_node *)sta->drv_priv; - tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK; - tid = ATH_AN_2_TID(an, tidno); + tid = ath_get_skb_tid(sc, an, skb); seq_first = tid->seq_start; isba = ts->ts_flags & ATH9K_TX_BA; @@ -447,7 +493,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, * Only BlockAcks have a TID and therefore normal Acks cannot be * checked */ - if (isba && tidno != ts->tid) + if (isba && tid->tidno != ts->tid) txok = false; isaggr = bf_isaggr(bf); @@ -483,19 +529,20 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, tx_info = IEEE80211_SKB_CB(skb); fi = get_frame_info(skb); - if (ATH_BA_ISSET(ba, ATH_BA_INDEX(seq_st, seqno))) { + if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno) || + !tid->active) { + /* + * Outside of the current BlockAck window, + * maybe part of a previous session + */ + txfail = 1; + } else if (ATH_BA_ISSET(ba, ATH_BA_INDEX(seq_st, seqno))) { /* transmit completion, subframe is * acked by block ack */ acked_cnt++; } else if (!isaggr && txok) { /* transmit completion */ acked_cnt++; - } else if ((tid->state & AGGR_CLEANUP) || !retry) { - /* - * cleanup in progress, just fail - * the un-acked sub-frames - */ - txfail = 1; } else if (flush) { txpending = 1; } else if (fi->retries < ATH_MAX_SW_RETRIES) { @@ -516,11 +563,10 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, * not a holding desc. */ INIT_LIST_HEAD(&bf_head); - if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) || - bf_next != NULL || !bf_last->bf_stale) + if (bf_next != NULL || !bf_last->bf_state.stale) list_move_tail(&bf->list, &bf_head); - if (!txpending || (tid->state & AGGR_CLEANUP)) { + if (!txpending) { /* * complete the acked-ones/xretried ones; update * block-ack window @@ -536,9 +582,12 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, ath_tx_complete_buf(sc, bf, txq, &bf_head, ts, !txfail); } else { + if (tx_info->flags & IEEE80211_TX_STATUS_EOSP) { + tx_info->flags &= ~IEEE80211_TX_STATUS_EOSP; + ieee80211_sta_eosp(sta); + } /* retry the un-acked ones */ - if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) && - bf->bf_next == NULL && bf_last->bf_stale) { + if (bf->bf_next == NULL && bf_last->bf_state.stale) { struct ath_buf *tbf; tbf = ath_clone_txbuf(sc, bf_last); @@ -575,7 +624,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, if (an->sleeping) ieee80211_sta_set_buffered(sta, tid->tidno, true); - skb_queue_splice(&bf_pending, &tid->buf_q); + skb_queue_splice_tail(&bf_pending, &tid->retry_q); if (!an->sleeping) { ath_tx_queue_tid(txq, tid); @@ -595,15 +644,48 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, ath_txq_lock(sc, txq); } - if (tid->state & AGGR_CLEANUP) - ath_tx_flush_tid(sc, tid); - rcu_read_unlock(); if (needreset) ath9k_queue_reset(sc, RESET_TYPE_TX_ERROR); } +static bool bf_is_ampdu_not_probing(struct ath_buf *bf) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu); + return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE); +} + +static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq, + struct ath_tx_status *ts, struct ath_buf *bf, + struct list_head *bf_head) +{ + struct ieee80211_tx_info *info; + bool txok, flush; + + txok = !(ts->ts_status & ATH9K_TXERR_MASK); + flush = !!(ts->ts_status & ATH9K_TX_FLUSH); + txq->axq_tx_inprogress = false; + + txq->axq_depth--; + if (bf_is_ampdu_not_probing(bf)) + txq->axq_ampdu_depth--; + + if (!bf_isampdu(bf)) { + if (!flush) { + info = IEEE80211_SKB_CB(bf->bf_mpdu); + memcpy(info->control.rates, bf->rates, + sizeof(info->control.rates)); + ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok); + } + ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok); + } else + ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok); + + if (!flush) + ath_txq_schedule(sc, txq); +} + static bool ath_lookup_legacy(struct ath_buf *bf) { struct sk_buff *skb; @@ -639,7 +721,7 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, skb = bf->bf_mpdu; tx_info = IEEE80211_SKB_CB(skb); - rates = tx_info->control.rates; + rates = bf->rates; /* * Find the lowest frame length among the rate series that will have a @@ -687,11 +769,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, if (bt_aggr_limit) aggr_limit = bt_aggr_limit; - /* - * h/w can accept aggregates up to 16 bit lengths (65535). - * The IE, however can hold up to 65536, which shows up here - * as zero. Ignore 65536 since we are constrained by hw. - */ if (tid->an->maxampdu) aggr_limit = min(aggr_limit, tid->an->maxampdu); @@ -707,8 +784,6 @@ static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid, bool first_subfrm) { #define FIRST_DESC_NDELIMS 60 - struct sk_buff *skb = bf->bf_mpdu; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); u32 nsymbits, nsymbols; u16 minlen; u8 flags, rix; @@ -749,8 +824,8 @@ static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid, if (tid->an->mpdudensity == 0) return ndelim; - rix = tx_info->control.rates[0].idx; - flags = tx_info->control.rates[0].flags; + rix = bf->rates[0].idx; + flags = bf->rates[0].flags; width = (flags & IEEE80211_TX_RC_40_MHZ_WIDTH) ? 1 : 0; half_gi = (flags & IEEE80211_TX_RC_SHORT_GI) ? 1 : 0; @@ -774,44 +849,64 @@ static int ath_compute_num_delims(struct ath_softc *sc, struct ath_atx_tid *tid, return ndelim; } -static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc, - struct ath_txq *txq, - struct ath_atx_tid *tid, - struct list_head *bf_q, - int *aggr_len) +static struct ath_buf * +ath_tx_get_tid_subframe(struct ath_softc *sc, struct ath_txq *txq, + struct ath_atx_tid *tid, struct sk_buff_head **q) { -#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4) - struct ath_buf *bf, *bf_first = NULL, *bf_prev = NULL; - int rl = 0, nframes = 0, ndelim, prev_al = 0; - u16 aggr_limit = 0, al = 0, bpad = 0, - al_delta, h_baw = tid->baw_size / 2; - enum ATH_AGGR_STATUS status = ATH_AGGR_DONE; struct ieee80211_tx_info *tx_info; struct ath_frame_info *fi; struct sk_buff *skb; + struct ath_buf *bf; u16 seqno; - do { - skb = skb_peek(&tid->buf_q); + while (1) { + *q = &tid->retry_q; + if (skb_queue_empty(*q)) + *q = &tid->buf_q; + + skb = skb_peek(*q); + if (!skb) + break; + fi = get_frame_info(skb); bf = fi->bf; if (!fi->bf) bf = ath_tx_setup_buffer(sc, txq, tid, skb); + else + bf->bf_state.stale = false; if (!bf) { - __skb_unlink(skb, &tid->buf_q); + __skb_unlink(skb, *q); + ath_txq_skb_done(sc, txq, skb); ieee80211_free_txskb(sc->hw, skb); continue; } + bf->bf_next = NULL; + bf->bf_lastbf = bf; + + tx_info = IEEE80211_SKB_CB(skb); + tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT; + + /* + * No aggregation session is running, but there may be frames + * from a previous session or a failed attempt in the queue. + * Send them out as normal data frames + */ + if (!tid->active) + tx_info->flags &= ~IEEE80211_TX_CTL_AMPDU; + + if (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) { + bf->bf_state.bf_type = 0; + return bf; + } + bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR; seqno = bf->bf_state.seqno; /* do not step over block-ack window */ - if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) { - status = ATH_AGGR_BAW_CLOSED; + if (!BAW_WITHIN(tid->seq_start, tid->baw_size, seqno)) break; - } if (tid->bar_index > ATH_BA_INDEX(tid->seq_start, seqno)) { struct ath_tx_status ts = {}; @@ -819,38 +914,52 @@ static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc, INIT_LIST_HEAD(&bf_head); list_add(&bf->list, &bf_head); - __skb_unlink(skb, &tid->buf_q); + __skb_unlink(skb, *q); ath_tx_update_baw(sc, tid, seqno); ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0); continue; } - if (!bf_first) - bf_first = bf; + return bf; + } - if (!rl) { - aggr_limit = ath_lookup_rate(sc, bf, tid); - rl = 1; - } + return NULL; +} - /* do not exceed aggregation limit */ - al_delta = ATH_AGGR_DELIM_SZ + fi->framelen; +static bool +ath_tx_form_aggr(struct ath_softc *sc, struct ath_txq *txq, + struct ath_atx_tid *tid, struct list_head *bf_q, + struct ath_buf *bf_first, struct sk_buff_head *tid_q, + int *aggr_len) +{ +#define PADBYTES(_len) ((4 - ((_len) % 4)) % 4) + struct ath_buf *bf = bf_first, *bf_prev = NULL; + int nframes = 0, ndelim; + u16 aggr_limit = 0, al = 0, bpad = 0, + al_delta, h_baw = tid->baw_size / 2; + struct ieee80211_tx_info *tx_info; + struct ath_frame_info *fi; + struct sk_buff *skb; + bool closed = false; - if (nframes && - ((aggr_limit < (al + bpad + al_delta + prev_al)) || - ath_lookup_legacy(bf))) { - status = ATH_AGGR_LIMITED; - break; - } + bf = bf_first; + aggr_limit = ath_lookup_rate(sc, bf, tid); - tx_info = IEEE80211_SKB_CB(bf->bf_mpdu); - if (nframes && (tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)) - break; + do { + skb = bf->bf_mpdu; + fi = get_frame_info(skb); - /* do not exceed subframe limit */ - if (nframes >= min((int)h_baw, ATH_AMPDU_SUBFRAME_DEFAULT)) { - status = ATH_AGGR_LIMITED; - break; + /* do not exceed aggregation limit */ + al_delta = ATH_AGGR_DELIM_SZ + fi->framelen; + if (nframes) { + if (aggr_limit < al + bpad + al_delta || + ath_lookup_legacy(bf) || nframes >= h_baw) + break; + + tx_info = IEEE80211_SKB_CB(bf->bf_mpdu); + if ((tx_info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) || + !(tx_info->flags & IEEE80211_TX_CTL_AMPDU)) + break; } /* add padding for previous frame to aggregation length */ @@ -868,22 +977,37 @@ static enum ATH_AGGR_STATUS ath_tx_form_aggr(struct ath_softc *sc, bf->bf_next = NULL; /* link buffers of this frame to the aggregate */ - if (!fi->retries) - ath_tx_addto_baw(sc, tid, seqno); + if (!fi->baw_tracked) + ath_tx_addto_baw(sc, tid, bf); bf->bf_state.ndelim = ndelim; - __skb_unlink(skb, &tid->buf_q); + __skb_unlink(skb, tid_q); list_add_tail(&bf->list, bf_q); if (bf_prev) bf_prev->bf_next = bf; bf_prev = bf; - } while (!skb_queue_empty(&tid->buf_q)); + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q); + if (!bf) { + closed = true; + break; + } + } while (ath_tid_has_buffered(tid)); + + bf = bf_first; + bf->bf_lastbf = bf_prev; + + if (bf == bf_prev) { + al = get_frame_info(bf->bf_mpdu)->framelen; + bf->bf_state.bf_type = BUF_AMPDU; + } else { + TX_STAT_INC(txq->axq_qnum, a_aggr); + } *aggr_len = al; - return status; + return closed; #undef PADBYTES } @@ -922,11 +1046,11 @@ static int ath_max_framelen(int usec, int mcs, bool ht40, bool sgi) int symbols, bits; int bytes = 0; + usec -= L_STF + L_LTF + L_SIG + HT_SIG + HT_STF + HT_LTF(streams); symbols = sgi ? TIME_SYMBOLS_HALFGI(usec) : TIME_SYMBOLS(usec); bits = symbols * bits_per_symbol[mcs % 8][ht40] * streams; bits -= OFDM_PLCP_BITS; bytes = bits / 8; - bytes -= L_STF + L_LTF + L_SIG + HT_SIG + HT_STF + HT_LTF(streams); if (bytes > 65532) bytes = 65532; @@ -955,28 +1079,30 @@ void ath_update_max_aggr_framelen(struct ath_softc *sc, int queue, int txop) } static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, - struct ath_tx_info *info, int len) + struct ath_tx_info *info, int len, bool rts) { struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); struct sk_buff *skb; struct ieee80211_tx_info *tx_info; struct ieee80211_tx_rate *rates; const struct ieee80211_rate *rate; struct ieee80211_hdr *hdr; struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu); + u32 rts_thresh = sc->hw->wiphy->rts_threshold; int i; u8 rix = 0; skb = bf->bf_mpdu; tx_info = IEEE80211_SKB_CB(skb); - rates = tx_info->control.rates; + rates = bf->rates; hdr = (struct ieee80211_hdr *)skb->data; /* set dur_update_en for l-sig computation except for PS-Poll frames */ info->dur_update = !ieee80211_is_pspoll(hdr->frame_control); info->rtscts_rate = fi->rtscts_rate; - for (i = 0; i < 4; i++) { + for (i = 0; i < ARRAY_SIZE(bf->rates); i++) { bool is_40, is_sgi, is_sp; int phy; @@ -986,7 +1112,17 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, rix = rates[i].idx; info->rates[i].Tries = rates[i].count; - if (rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) { + /* + * Handle RTS threshold for unaggregated HT frames. + */ + if (bf_isampdu(bf) && !bf_isaggr(bf) && + (rates[i].flags & IEEE80211_TX_RC_MCS) && + unlikely(rts_thresh != (u32) -1)) { + if (!rts_thresh || (len > rts_thresh)) + rts = true; + } + + if (rts || rates[i].flags & IEEE80211_TX_RC_USE_RTS_CTS) { info->rates[i].RateFlags |= ATH9K_RATESERIES_RTS_CTS; info->flags |= ATH9K_TXDESC_RTSENA; } else if (rates[i].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { @@ -1016,7 +1152,7 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, } /* legacy rates */ - rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx]; + rate = &common->sbands[tx_info->band].bitrates[rates[i].idx]; if ((tx_info->band == IEEE80211_BAND_2GHZ) && !(rate->flags & IEEE80211_RATE_ERP_G)) phy = WLAN_RC_PHY_CCK; @@ -1077,10 +1213,10 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf, struct ath_txq *txq, int len) { struct ath_hw *ah = sc->sc_ah; - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(bf->bf_mpdu); - struct ath_buf *bf_first = bf; + struct ath_buf *bf_first = NULL; struct ath_tx_info info; - bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR); + u32 rts_thresh = sc->hw->wiphy->rts_threshold; + bool rts = false; memset(&info, 0, sizeof(info)); info.is_first = true; @@ -1088,30 +1224,57 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf, info.txpower = MAX_RATE_POWER; info.qcu = txq->axq_qnum; - info.flags = ATH9K_TXDESC_INTREQ; - if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK) - info.flags |= ATH9K_TXDESC_NOACK; - if (tx_info->flags & IEEE80211_TX_CTL_LDPC) - info.flags |= ATH9K_TXDESC_LDPC; - - ath_buf_set_rate(sc, bf, &info, len); - - if (tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) - info.flags |= ATH9K_TXDESC_CLRDMASK; - - if (bf->bf_state.bfs_paprd) - info.flags |= (u32) bf->bf_state.bfs_paprd << ATH9K_TXDESC_PAPRD_S; - - while (bf) { struct sk_buff *skb = bf->bf_mpdu; + struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ath_frame_info *fi = get_frame_info(skb); + bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR); info.type = get_hw_packet_type(skb); if (bf->bf_next) info.link = bf->bf_next->bf_daddr; else - info.link = 0; + info.link = (sc->tx99_state) ? bf->bf_daddr : 0; + + if (!bf_first) { + bf_first = bf; + + if (!sc->tx99_state) + info.flags = ATH9K_TXDESC_INTREQ; + if ((tx_info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) || + txq == sc->tx.uapsdq) + info.flags |= ATH9K_TXDESC_CLRDMASK; + + if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK) + info.flags |= ATH9K_TXDESC_NOACK; + if (tx_info->flags & IEEE80211_TX_CTL_LDPC) + info.flags |= ATH9K_TXDESC_LDPC; + + if (bf->bf_state.bfs_paprd) + info.flags |= (u32) bf->bf_state.bfs_paprd << + ATH9K_TXDESC_PAPRD_S; + + /* + * mac80211 doesn't handle RTS threshold for HT because + * the decision has to be taken based on AMPDU length + * and aggregation is done entirely inside ath9k. + * Set the RTS/CTS flag for the first subframe based + * on the threshold. + */ + if (aggr && (bf == bf_first) && + unlikely(rts_thresh != (u32) -1)) { + /* + * "len" is the size of the entire AMPDU. + */ + if (!rts_thresh || (len > rts_thresh)) + rts = true; + } + + if (!aggr) + len = fi->framelen; + + ath_buf_set_rate(sc, bf, &info, len, rts); + } info.buf_addr[0] = bf->bf_buf_addr; info.buf_len[0] = skb->len; @@ -1122,7 +1285,7 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf, if (aggr) { if (bf == bf_first) info.aggr = AGGR_BUF_FIRST; - else if (!bf->bf_next) + else if (bf == bf_first->bf_lastbf) info.aggr = AGGR_BUF_LAST; else info.aggr = AGGR_BUF_MIDDLE; @@ -1131,92 +1294,133 @@ static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf, info.aggr_len = len; } + if (bf == bf_first->bf_lastbf) + bf_first = NULL; + ath9k_hw_set_txdesc(ah, bf->bf_desc, &info); bf = bf->bf_next; } } -static void ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq, - struct ath_atx_tid *tid) +static void +ath_tx_form_burst(struct ath_softc *sc, struct ath_txq *txq, + struct ath_atx_tid *tid, struct list_head *bf_q, + struct ath_buf *bf_first, struct sk_buff_head *tid_q) { - struct ath_buf *bf; - enum ATH_AGGR_STATUS status; - struct ieee80211_tx_info *tx_info; - struct list_head bf_q; - int aggr_len; + struct ath_buf *bf = bf_first, *bf_prev = NULL; + struct sk_buff *skb; + int nframes = 0; do { - if (skb_queue_empty(&tid->buf_q)) - return; + struct ieee80211_tx_info *tx_info; + skb = bf->bf_mpdu; - INIT_LIST_HEAD(&bf_q); + nframes++; + __skb_unlink(skb, tid_q); + list_add_tail(&bf->list, bf_q); + if (bf_prev) + bf_prev->bf_next = bf; + bf_prev = bf; - status = ath_tx_form_aggr(sc, txq, tid, &bf_q, &aggr_len); + if (nframes >= 2) + break; - /* - * no frames picked up to be aggregated; - * block-ack window is not open. - */ - if (list_empty(&bf_q)) + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q); + if (!bf) break; - bf = list_first_entry(&bf_q, struct ath_buf, list); - bf->bf_lastbf = list_entry(bf_q.prev, struct ath_buf, list); tx_info = IEEE80211_SKB_CB(bf->bf_mpdu); + if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) + break; - if (tid->ac->clear_ps_filter) { - tid->ac->clear_ps_filter = false; - tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; - } else { - tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT; - } + ath_set_rates(tid->an->vif, tid->an->sta, bf); + } while (1); +} - /* if only one frame, send as non-aggregate */ - if (bf == bf->bf_lastbf) { - aggr_len = get_frame_info(bf->bf_mpdu)->framelen; - bf->bf_state.bf_type = BUF_AMPDU; - } else { - TX_STAT_INC(txq->axq_qnum, a_aggr); - } +static bool ath_tx_sched_aggr(struct ath_softc *sc, struct ath_txq *txq, + struct ath_atx_tid *tid, bool *stop) +{ + struct ath_buf *bf; + struct ieee80211_tx_info *tx_info; + struct sk_buff_head *tid_q; + struct list_head bf_q; + int aggr_len = 0; + bool aggr, last = true; + + if (!ath_tid_has_buffered(tid)) + return false; + + INIT_LIST_HEAD(&bf_q); + + bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q); + if (!bf) + return false; + + tx_info = IEEE80211_SKB_CB(bf->bf_mpdu); + aggr = !!(tx_info->flags & IEEE80211_TX_CTL_AMPDU); + if ((aggr && txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) || + (!aggr && txq->axq_depth >= ATH_NON_AGGR_MIN_QDEPTH)) { + *stop = true; + return false; + } + + ath_set_rates(tid->an->vif, tid->an->sta, bf); + if (aggr) + last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf, + tid_q, &aggr_len); + else + ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q); - ath_tx_fill_desc(sc, bf, txq, aggr_len); - ath_tx_txqaddbuf(sc, txq, &bf_q, false); - } while (txq->axq_ampdu_depth < ATH_AGGR_MIN_QDEPTH && - status != ATH_AGGR_BAW_CLOSED); + if (list_empty(&bf_q)) + return false; + + if (tid->ac->clear_ps_filter || tid->an->no_ps_filter) { + tid->ac->clear_ps_filter = false; + tx_info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; + } + + ath_tx_fill_desc(sc, bf, txq, aggr_len); + ath_tx_txqaddbuf(sc, txq, &bf_q, false); + return true; } int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { struct ath_atx_tid *txtid; + struct ath_txq *txq; struct ath_node *an; u8 density; an = (struct ath_node *)sta->drv_priv; txtid = ATH_AN_2_TID(an, tid); + txq = txtid->ac->txq; - if (txtid->state & (AGGR_CLEANUP | AGGR_ADDBA_COMPLETE)) - return -EAGAIN; + ath_txq_lock(sc, txq); /* update ampdu factor/density, they may have changed. This may happen * in HT IBSS when a beacon with HT-info is received after the station * has already been added. */ - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) { - an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + - sta->ht_cap.ampdu_factor); + if (sta->ht_cap.ht_supported) { + an->maxampdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + + sta->ht_cap.ampdu_factor)) - 1; density = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density); an->mpdudensity = density; } - txtid->state |= AGGR_ADDBA_PROGRESS; - txtid->paused = true; + /* force sequence number allocation for pending frames */ + ath_tx_tid_change_state(sc, txtid); + + txtid->active = true; *ssn = txtid->seq_start = txtid->seq_next; txtid->bar_index = -1; memset(txtid->tx_buf, 0, sizeof(txtid->tx_buf)); txtid->baw_head = txtid->baw_tail = 0; + ath_txq_unlock_complete(sc, txq); + return 0; } @@ -1226,29 +1430,10 @@ void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid) struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid); struct ath_txq *txq = txtid->ac->txq; - if (txtid->state & AGGR_CLEANUP) - return; - - if (!(txtid->state & AGGR_ADDBA_COMPLETE)) { - txtid->state &= ~AGGR_ADDBA_PROGRESS; - return; - } - ath_txq_lock(sc, txq); - txtid->paused = true; - - /* - * If frames are still being transmitted for this TID, they will be - * cleaned up during tx completion. To prevent race conditions, this - * TID can only be reused after all in-progress subframes have been - * completed. - */ - if (txtid->baw_head != txtid->baw_tail) - txtid->state |= AGGR_CLEANUP; - else - txtid->state &= ~AGGR_ADDBA_COMPLETE; - + txtid->active = false; ath_tx_flush_tid(sc, txtid); + ath_tx_tid_change_state(sc, txtid); ath_txq_unlock_complete(sc, txq); } @@ -1264,15 +1449,17 @@ void ath_tx_aggr_sleep(struct ieee80211_sta *sta, struct ath_softc *sc, for (tidno = 0, tid = &an->tid[tidno]; tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { - if (!tid->sched) - continue; - ac = tid->ac; txq = ac->txq; ath_txq_lock(sc, txq); - buffered = !skb_queue_empty(&tid->buf_q); + if (!tid->sched) { + ath_txq_unlock(sc, txq); + continue; + } + + buffered = ath_tid_has_buffered(tid); tid->sched = false; list_del(&tid->list); @@ -1304,7 +1491,7 @@ void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an) ath_txq_lock(sc, txq); ac->clear_ps_filter = true; - if (!skb_queue_empty(&tid->buf_q) && !tid->paused) { + if (ath_tid_has_buffered(tid)) { ath_tx_queue_tid(txq, tid); ath_txq_schedule(sc, txq); } @@ -1313,41 +1500,98 @@ void ath_tx_aggr_wakeup(struct ath_softc *sc, struct ath_node *an) } } -void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid) +void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, + u16 tidno) { - struct ath_atx_tid *txtid; + struct ath_atx_tid *tid; struct ath_node *an; + struct ath_txq *txq; an = (struct ath_node *)sta->drv_priv; + tid = ATH_AN_2_TID(an, tidno); + txq = tid->ac->txq; - txtid = ATH_AN_2_TID(an, tid); - txtid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor; - txtid->state |= AGGR_ADDBA_COMPLETE; - txtid->state &= ~AGGR_ADDBA_PROGRESS; - ath_tx_resume_tid(sc, txtid); -} + ath_txq_lock(sc, txq); -/********************/ -/* Queue Management */ -/********************/ + tid->baw_size = IEEE80211_MIN_AMPDU_BUF << sta->ht_cap.ampdu_factor; -static void ath_txq_drain_pending_buffers(struct ath_softc *sc, - struct ath_txq *txq) + if (ath_tid_has_buffered(tid)) { + ath_tx_queue_tid(txq, tid); + ath_txq_schedule(sc, txq); + } + + ath_txq_unlock_complete(sc, txq); +} + +void ath9k_release_buffered_frames(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, + u16 tids, int nframes, + enum ieee80211_frame_release_type reason, + bool more_data) { - struct ath_atx_ac *ac, *ac_tmp; - struct ath_atx_tid *tid, *tid_tmp; + struct ath_softc *sc = hw->priv; + struct ath_node *an = (struct ath_node *)sta->drv_priv; + struct ath_txq *txq = sc->tx.uapsdq; + struct ieee80211_tx_info *info; + struct list_head bf_q; + struct ath_buf *bf_tail = NULL, *bf; + struct sk_buff_head *tid_q; + int sent = 0; + int i; - list_for_each_entry_safe(ac, ac_tmp, &txq->axq_acq, list) { - list_del(&ac->list); - ac->sched = false; - list_for_each_entry_safe(tid, tid_tmp, &ac->tid_q, list) { - list_del(&tid->list); - tid->sched = false; - ath_tid_drain(sc, txq, tid); + INIT_LIST_HEAD(&bf_q); + for (i = 0; tids && nframes; i++, tids >>= 1) { + struct ath_atx_tid *tid; + + if (!(tids & 1)) + continue; + + tid = ATH_AN_2_TID(an, i); + + ath_txq_lock(sc, tid->ac->txq); + while (nframes > 0) { + bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid, &tid_q); + if (!bf) + break; + + __skb_unlink(bf->bf_mpdu, tid_q); + list_add_tail(&bf->list, &bf_q); + ath_set_rates(tid->an->vif, tid->an->sta, bf); + if (bf_isampdu(bf)) { + ath_tx_addto_baw(sc, tid, bf); + bf->bf_state.bf_type &= ~BUF_AGGR; + } + if (bf_tail) + bf_tail->bf_next = bf; + + bf_tail = bf; + nframes--; + sent++; + TX_STAT_INC(txq->axq_qnum, a_queued_hw); + + if (an->sta && !ath_tid_has_buffered(tid)) + ieee80211_sta_set_buffered(an->sta, i, false); } + ath_txq_unlock_complete(sc, tid->ac->txq); } + + if (list_empty(&bf_q)) + return; + + info = IEEE80211_SKB_CB(bf_tail->bf_mpdu); + info->flags |= IEEE80211_TX_STATUS_EOSP; + + bf = list_first_entry(&bf_q, struct ath_buf, list); + ath_txq_lock(sc, txq); + ath_tx_fill_desc(sc, bf, txq, 0); + ath_tx_txqaddbuf(sc, txq, &bf_q, false); + ath_txq_unlock(sc, txq); } +/********************/ +/* Queue Management */ +/********************/ + struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype) { struct ath_hw *ah = sc->sc_ah; @@ -1455,29 +1699,16 @@ int ath_cabq_update(struct ath_softc *sc) int qnum = sc->beacon.cabq->axq_qnum; ath9k_hw_get_txq_props(sc->sc_ah, qnum, &qi); - /* - * Ensure the readytime % is within the bounds. - */ - if (sc->config.cabqReadytime < ATH9K_READY_TIME_LO_BOUND) - sc->config.cabqReadytime = ATH9K_READY_TIME_LO_BOUND; - else if (sc->config.cabqReadytime > ATH9K_READY_TIME_HI_BOUND) - sc->config.cabqReadytime = ATH9K_READY_TIME_HI_BOUND; - qi.tqi_readyTime = (cur_conf->beacon_interval * - sc->config.cabqReadytime) / 100; + qi.tqi_readyTime = (TU_TO_USEC(cur_conf->beacon_interval) * + ATH_CABQ_READY_TIME) / 100; ath_txq_update(sc, qnum, &qi); return 0; } -static bool bf_is_ampdu_not_probing(struct ath_buf *bf) -{ - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu); - return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE); -} - static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq, - struct list_head *list, bool retry_tx) + struct list_head *list) { struct ath_buf *bf, *lastbf; struct list_head bf_head; @@ -1490,7 +1721,7 @@ static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq, while (!list_empty(list)) { bf = list_first_entry(list, struct ath_buf, list); - if (bf->bf_stale) { + if (bf->bf_state.stale) { list_del(&bf->list); ath_tx_return_buffer(sc, bf); @@ -1499,16 +1730,7 @@ static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq, lastbf = bf->bf_lastbf; list_cut_position(&bf_head, list, &lastbf->list); - - txq->axq_depth--; - if (bf_is_ampdu_not_probing(bf)) - txq->axq_ampdu_depth--; - - if (bf_isampdu(bf)) - ath_tx_complete_aggr(sc, txq, bf, &bf_head, &ts, 0, - retry_tx); - else - ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, 0); + ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head); } } @@ -1518,7 +1740,7 @@ static void ath_drain_txq_list(struct ath_softc *sc, struct ath_txq *txq, * This assumes output has been stopped and * we do not need to block ath_tx_tasklet. */ -void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx) +void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq) { ath_txq_lock(sc, txq); @@ -1526,8 +1748,7 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx) int idx = txq->txq_tailidx; while (!list_empty(&txq->txq_fifo[idx])) { - ath_drain_txq_list(sc, txq, &txq->txq_fifo[idx], - retry_tx); + ath_drain_txq_list(sc, txq, &txq->txq_fifo[idx]); INCR(idx, ATH_TXFIFO_DEPTH); } @@ -1536,16 +1757,12 @@ void ath_draintxq(struct ath_softc *sc, struct ath_txq *txq, bool retry_tx) txq->axq_link = NULL; txq->axq_tx_inprogress = false; - ath_drain_txq_list(sc, txq, &txq->axq_q, retry_tx); - - /* flush any pending frames if aggregation is enabled */ - if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && !retry_tx) - ath_txq_drain_pending_buffers(sc, txq); + ath_drain_txq_list(sc, txq, &txq->axq_q); ath_txq_unlock_complete(sc, txq); } -bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) +bool ath_drain_all_txq(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -1553,7 +1770,7 @@ bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) int i; u32 npend = 0; - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) + if (test_bit(ATH_OP_INVALID, &common->op_flags)) return true; ath9k_hw_abort_tx_dma(ah); @@ -1563,6 +1780,9 @@ bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) if (!ATH_TXQ_SETUP(sc, i)) continue; + if (!sc->tx.txq[i].axq_depth) + continue; + if (ath9k_hw_numtxpending(ah, sc->tx.txq[i].axq_qnum)) npend |= BIT(i); } @@ -1581,7 +1801,7 @@ bool ath_drain_all_txq(struct ath_softc *sc, bool retry_tx) */ txq = &sc->tx.txq[i]; txq->stopped = false; - ath_draintxq(sc, txq, retry_tx); + ath_draintxq(sc, txq); } return !npend; @@ -1598,42 +1818,44 @@ void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq) */ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq) { - struct ath_atx_ac *ac, *ac_tmp, *last_ac; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_atx_ac *ac, *last_ac; struct ath_atx_tid *tid, *last_tid; + bool sent = false; - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags) || - list_empty(&txq->axq_acq) || - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) + if (test_bit(ATH_OP_HW_RESET, &common->op_flags) || + list_empty(&txq->axq_acq)) return; - ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list); + rcu_read_lock(); + last_ac = list_entry(txq->axq_acq.prev, struct ath_atx_ac, list); + while (!list_empty(&txq->axq_acq)) { + bool stop = false; - list_for_each_entry_safe(ac, ac_tmp, &txq->axq_acq, list) { + ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, list); last_tid = list_entry(ac->tid_q.prev, struct ath_atx_tid, list); list_del(&ac->list); ac->sched = false; while (!list_empty(&ac->tid_q)) { + tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, list); list_del(&tid->list); tid->sched = false; - if (tid->paused) - continue; - - ath_tx_sched_aggr(sc, txq, tid); + if (ath_tx_sched_aggr(sc, txq, tid, &stop)) + sent = true; /* * add tid to round-robin queue if more frames * are pending for the tid */ - if (!skb_queue_empty(&tid->buf_q)) + if (ath_tid_has_buffered(tid)) ath_tx_queue_tid(txq, tid); - if (tid == last_tid || - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) + if (stop || tid == last_tid) break; } @@ -1642,10 +1864,20 @@ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq) list_add_tail(&ac->list, &txq->axq_acq); } - if (ac == last_ac || - txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) - return; + if (stop) + break; + + if (ac == last_ac) { + if (!sent) + break; + + sent = false; + last_ac = list_entry(txq->axq_acq.prev, + struct ath_atx_ac, list); + } } + + rcu_read_unlock(); } /***********/ @@ -1705,78 +1937,39 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq, txq->axq_qnum, ito64(bf->bf_daddr), bf->bf_desc); } - if (!edma) { + if (!edma || sc->tx99_state) { TX_STAT_INC(txq->axq_qnum, txstart); ath9k_hw_txstart(ah, txq->axq_qnum); } if (!internal) { - txq->axq_depth++; - if (bf_is_ampdu_not_probing(bf)) - txq->axq_ampdu_depth++; - } -} - -static void ath_tx_send_ampdu(struct ath_softc *sc, struct ath_atx_tid *tid, - struct sk_buff *skb, struct ath_tx_control *txctl) -{ - struct ath_frame_info *fi = get_frame_info(skb); - struct list_head bf_head; - struct ath_buf *bf; - - /* - * Do not queue to h/w when any of the following conditions is true: - * - there are pending frames in software queue - * - the TID is currently paused for ADDBA/BAR request - * - seqno is not within block-ack window - * - h/w queue depth exceeds low water mark - */ - if (!skb_queue_empty(&tid->buf_q) || tid->paused || - !BAW_WITHIN(tid->seq_start, tid->baw_size, tid->seq_next) || - txctl->txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH) { - /* - * Add this frame to software queue for scheduling later - * for aggregation. - */ - TX_STAT_INC(txctl->txq->axq_qnum, a_queued_sw); - __skb_queue_tail(&tid->buf_q, skb); - if (!txctl->an || !txctl->an->sleeping) - ath_tx_queue_tid(txctl->txq, tid); - return; - } + while (bf) { + txq->axq_depth++; + if (bf_is_ampdu_not_probing(bf)) + txq->axq_ampdu_depth++; - bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb); - if (!bf) { - ieee80211_free_txskb(sc->hw, skb); - return; + bf_last = bf->bf_lastbf; + bf = bf_last->bf_next; + bf_last->bf_next = NULL; + } } - - bf->bf_state.bf_type = BUF_AMPDU; - INIT_LIST_HEAD(&bf_head); - list_add(&bf->list, &bf_head); - - /* Add sub-frame to BAW */ - ath_tx_addto_baw(sc, tid, bf->bf_state.seqno); - - /* Queue to h/w without aggregation */ - TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw); - bf->bf_lastbf = bf; - ath_tx_fill_desc(sc, bf, txctl->txq, fi->framelen); - ath_tx_txqaddbuf(sc, txctl->txq, &bf_head, false); } static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq, struct ath_atx_tid *tid, struct sk_buff *skb) { + struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ath_frame_info *fi = get_frame_info(skb); struct list_head bf_head; - struct ath_buf *bf; - - bf = fi->bf; + struct ath_buf *bf = fi->bf; INIT_LIST_HEAD(&bf_head); list_add_tail(&bf->list, &bf_head); bf->bf_state.bf_type = 0; + if (tid && (tx_info->flags & IEEE80211_TX_CTL_AMPDU)) { + bf->bf_state.bf_type = BUF_AMPDU; + ath_tx_addto_baw(sc, tid, bf); + } bf->bf_next = NULL; bf->bf_lastbf = bf; @@ -1823,6 +2016,9 @@ static void setup_frame_info(struct ieee80211_hw *hw, fi->keyix = ATH9K_TXKEYIX_INVALID; fi->keytype = keytype; fi->framelen = framelen; + + if (!rate) + return; fi->rtscts_rate = rate->hw_value; if (short_preamble) fi->rtscts_rate |= rate->hw_value_short; @@ -1833,8 +2029,7 @@ u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate) struct ath_hw *ah = sc->sc_ah; struct ath9k_channel *curchan = ah->curchan; - if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && - (curchan->channelFlags & CHANNEL_5GHZ) && + if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && IS_CHAN_5GHZ(curchan) && (chainmask == 0x7) && (rate < 0x90)) return 0x3; else if (AR_SREV_9462(ah) && ath9k_hw_btcoex_is_enabled(ah) && @@ -1868,7 +2063,7 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc, ATH_TXBUF_RESET(bf); - if (tid) { + if (tid && ieee80211_is_data_present(hdr->frame_control)) { fragno = le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG; seqno = tid->seq_next; hdr->seq_ctrl = cpu_to_le16(tid->seq_next << IEEE80211_SEQ_SEQ_SHIFT); @@ -1900,67 +2095,25 @@ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc, return bf; } -/* FIXME: tx power */ -static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb, - struct ath_tx_control *txctl) -{ - struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - struct ath_atx_tid *tid = NULL; - struct ath_buf *bf; - u8 tidno; - - if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && txctl->an && - ieee80211_is_data_qos(hdr->frame_control)) { - tidno = ieee80211_get_qos_ctl(hdr)[0] & - IEEE80211_QOS_CTL_TID_MASK; - tid = ATH_AN_2_TID(txctl->an, tidno); - - WARN_ON(tid->ac->txq != txctl->txq); - } - - if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) { - /* - * Try aggregation if it's a unicast data frame - * and the destination is HT capable. - */ - ath_tx_send_ampdu(sc, tid, skb, txctl); - } else { - bf = ath_tx_setup_buffer(sc, txctl->txq, tid, skb); - if (!bf) { - if (txctl->paprd) - dev_kfree_skb_any(skb); - else - ieee80211_free_txskb(sc->hw, skb); - return; - } - - bf->bf_state.bfs_paprd = txctl->paprd; - - if (txctl->paprd) - bf->bf_state.bfs_paprd_timestamp = jiffies; - - ath_tx_send_normal(sc, txctl->txq, tid, skb); - } -} - -/* Upon failure caller should free skb */ -int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ath_tx_control *txctl) +static int ath_tx_prepare(struct ieee80211_hw *hw, struct sk_buff *skb, + struct ath_tx_control *txctl) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_sta *sta = txctl->sta; struct ieee80211_vif *vif = info->control.vif; + struct ath_vif *avp; struct ath_softc *sc = hw->priv; - struct ath_txq *txq = txctl->txq; - int padpos, padsize; int frmlen = skb->len + FCS_LEN; - int q; + int padpos, padsize; /* NOTE: sta can be NULL according to net/mac80211.h */ if (sta) txctl->an = (struct ath_node *)sta->drv_priv; + else if (vif && ieee80211_is_data(hdr->frame_control)) { + avp = (void *)vif->drv_priv; + txctl->an = &avp->mcast_node; + } if (info->control.hw_key) frmlen += info->control.hw_key->icv_len; @@ -1977,8 +2130,13 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, hdr->seq_ctrl |= cpu_to_le16(sc->tx.seq_no); } + if ((vif && vif->type != NL80211_IFTYPE_AP && + vif->type != NL80211_IFTYPE_AP_VLAN) || + !ieee80211_is_data(hdr->frame_control)) + info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; + /* Add the padding after the header if this is not already done */ - padpos = ath9k_cmn_padpos(hdr->frame_control); + padpos = ieee80211_hdrlen(hdr->frame_control); padsize = padpos & 3; if (padsize && skb->len > padpos) { if (skb_headroom(skb) < padsize) @@ -1986,16 +2144,33 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, skb_push(skb, padsize); memmove(skb->data, skb->data + padsize, padpos); - hdr = (struct ieee80211_hdr *) skb->data; } - if ((vif && vif->type != NL80211_IFTYPE_AP && - vif->type != NL80211_IFTYPE_AP_VLAN) || - !ieee80211_is_data(hdr->frame_control)) - info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT; - setup_frame_info(hw, sta, skb, frmlen); + return 0; +} + + +/* Upon failure caller should free skb */ +int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, + struct ath_tx_control *txctl) +{ + struct ieee80211_hdr *hdr; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_sta *sta = txctl->sta; + struct ieee80211_vif *vif = info->control.vif; + struct ath_softc *sc = hw->priv; + struct ath_txq *txq = txctl->txq; + struct ath_atx_tid *tid = NULL; + struct ath_buf *bf; + int q; + int ret; + ret = ath_tx_prepare(hw, skb, txctl); + if (ret) + return ret; + + hdr = (struct ieee80211_hdr *) skb->data; /* * At this point, the vif, hw_key and sta pointers in the tx control * info are no longer valid (overwritten by the ath_frame_info data. @@ -2011,13 +2186,125 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, txq->stopped = true; } - ath_tx_start_dma(sc, skb, txctl); + if (txctl->an && ieee80211_is_data_present(hdr->frame_control)) + tid = ath_get_skb_tid(sc, txctl->an, skb); + + if (info->flags & IEEE80211_TX_CTL_PS_RESPONSE) { + ath_txq_unlock(sc, txq); + txq = sc->tx.uapsdq; + ath_txq_lock(sc, txq); + } else if (txctl->an && + ieee80211_is_data_present(hdr->frame_control)) { + WARN_ON(tid->ac->txq != txctl->txq); + + if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) + tid->ac->clear_ps_filter = true; + + /* + * Add this frame to software queue for scheduling later + * for aggregation. + */ + TX_STAT_INC(txq->axq_qnum, a_queued_sw); + __skb_queue_tail(&tid->buf_q, skb); + if (!txctl->an->sleeping) + ath_tx_queue_tid(txq, tid); + + ath_txq_schedule(sc, txq); + goto out; + } + + bf = ath_tx_setup_buffer(sc, txq, tid, skb); + if (!bf) { + ath_txq_skb_done(sc, txq, skb); + if (txctl->paprd) + dev_kfree_skb_any(skb); + else + ieee80211_free_txskb(sc->hw, skb); + goto out; + } + + bf->bf_state.bfs_paprd = txctl->paprd; + + if (txctl->paprd) + bf->bf_state.bfs_paprd_timestamp = jiffies; + + ath_set_rates(vif, sta, bf); + ath_tx_send_normal(sc, txq, tid, skb); +out: ath_txq_unlock(sc, txq); return 0; } +void ath_tx_cabq(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct sk_buff *skb) +{ + struct ath_softc *sc = hw->priv; + struct ath_tx_control txctl = { + .txq = sc->beacon.cabq + }; + struct ath_tx_info info = {}; + struct ieee80211_hdr *hdr; + struct ath_buf *bf_tail = NULL; + struct ath_buf *bf; + LIST_HEAD(bf_q); + int duration = 0; + int max_duration; + + max_duration = + sc->cur_beacon_conf.beacon_interval * 1000 * + sc->cur_beacon_conf.dtim_period / ATH_BCBUF; + + do { + struct ath_frame_info *fi = get_frame_info(skb); + + if (ath_tx_prepare(hw, skb, &txctl)) + break; + + bf = ath_tx_setup_buffer(sc, txctl.txq, NULL, skb); + if (!bf) + break; + + bf->bf_lastbf = bf; + ath_set_rates(vif, NULL, bf); + ath_buf_set_rate(sc, bf, &info, fi->framelen, false); + duration += info.rates[0].PktDuration; + if (bf_tail) + bf_tail->bf_next = bf; + + list_add_tail(&bf->list, &bf_q); + bf_tail = bf; + skb = NULL; + + if (duration > max_duration) + break; + + skb = ieee80211_get_buffered_bc(hw, vif); + } while(skb); + + if (skb) + ieee80211_free_txskb(hw, skb); + + if (list_empty(&bf_q)) + return; + + bf = list_first_entry(&bf_q, struct ath_buf, list); + hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data; + + if (hdr->frame_control & IEEE80211_FCTL_MOREDATA) { + hdr->frame_control &= ~IEEE80211_FCTL_MOREDATA; + dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, + sizeof(*hdr), DMA_TO_DEVICE); + } + + ath_txq_lock(sc, txctl.txq); + ath_tx_fill_desc(sc, bf, txctl.txq, 0); + ath_tx_txqaddbuf(sc, txctl.txq, &bf_q, false); + TX_STAT_INC(txctl.txq->axq_qnum, queued); + ath_txq_unlock(sc, txctl.txq); +} + /*****************/ /* TX Completion */ /*****************/ @@ -2028,19 +2315,19 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ieee80211_hdr * hdr = (struct ieee80211_hdr *)skb->data; - int q, padpos, padsize; + int padpos, padsize; unsigned long flags; ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb); if (sc->sc_ah->caldata) - sc->sc_ah->caldata->paprd_packet_sent = true; + set_bit(PAPRD_PACKET_SENT, &sc->sc_ah->caldata->cal_flags); if (!(tx_flags & ATH_TX_ERROR)) /* Frame was ACKed */ tx_info->flags |= IEEE80211_TX_STAT_ACK; - padpos = ath9k_cmn_padpos(hdr->frame_control); + padpos = ieee80211_hdrlen(hdr->frame_control); padsize = padpos & 3; if (padsize && skb->len>padpos+padsize) { /* @@ -2063,19 +2350,8 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, } spin_unlock_irqrestore(&sc->sc_pm_lock, flags); - q = skb_get_queue_mapping(skb); - if (txq == sc->tx.txq_map[q]) { - if (WARN_ON(--txq->pending_frames < 0)) - txq->pending_frames = 0; - - if (txq->stopped && - txq->pending_frames < sc->tx.txq_max_pending[q]) { - ieee80211_wake_queue(sc->hw, q); - txq->stopped = false; - } - } - __skb_queue_tail(&txq->complete_q, skb); + ath_txq_skb_done(sc, txq, skb); } static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, @@ -2095,6 +2371,8 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE); bf->bf_buf_addr = 0; + if (sc->tx99_state) + goto skip_tx_complete; if (bf->bf_state.bfs_paprd) { if (time_after(jiffies, @@ -2107,6 +2385,7 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, ath_debug_stat_tx(sc, bf, ts, txq, tx_flags); ath_tx_complete(sc, skb, tx_flags, txq); } +skip_tx_complete: /* At this point, skb (bf->bf_mpdu) is consumed...make sure we don't * accidentally reference it later. */ @@ -2175,28 +2454,6 @@ static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf, tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1; } -static void ath_tx_process_buffer(struct ath_softc *sc, struct ath_txq *txq, - struct ath_tx_status *ts, struct ath_buf *bf, - struct list_head *bf_head) -{ - int txok; - - txq->axq_depth--; - txok = !(ts->ts_status & ATH9K_TXERR_MASK); - txq->axq_tx_inprogress = false; - if (bf_is_ampdu_not_probing(bf)) - txq->axq_ampdu_depth--; - - if (!bf_isampdu(bf)) { - ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok); - ath_tx_complete_buf(sc, bf, txq, bf_head, ts, txok); - } else - ath_tx_complete_aggr(sc, txq, bf, bf_head, ts, txok, true); - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) - ath_txq_schedule(sc, txq); -} - static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) { struct ath_hw *ah = sc->sc_ah; @@ -2213,13 +2470,12 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) ath_txq_lock(sc, txq); for (;;) { - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) break; if (list_empty(&txq->axq_q)) { txq->axq_link = NULL; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) - ath_txq_schedule(sc, txq); + ath_txq_schedule(sc, txq); break; } bf = list_first_entry(&txq->axq_q, struct ath_buf, list); @@ -2233,7 +2489,7 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) * it with the STALE flag. */ bf_held = NULL; - if (bf->bf_stale) { + if (bf->bf_state.stale) { bf_held = bf; if (list_is_last(&bf_held->list, &txq->axq_q)) break; @@ -2257,7 +2513,7 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) * however leave the last descriptor back as the holding * descriptor for hw. */ - lastbf->bf_stale = true; + lastbf->bf_state.stale = true; INIT_LIST_HEAD(&bf_head); if (!list_is_singular(&lastbf->list)) list_cut_position(&bf_head, @@ -2293,10 +2549,11 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) struct ath_txq *txq; struct ath_buf *bf, *lastbf; struct list_head bf_head; + struct list_head *fifo_list; int status; for (;;) { - if (test_bit(SC_OP_HW_RESET, &sc->sc_flags)) + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) break; status = ath9k_hw_txprocdesc(ah, NULL, (void *)&ts); @@ -2311,6 +2568,8 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) if (ts.qid == sc->beacon.beaconq) { sc->beacon.tx_processed = true; sc->beacon.tx_last = !(ts.ts_status & ATH9K_TXERR_MASK); + + ath9k_csa_update(sc); continue; } @@ -2320,20 +2579,24 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) TX_STAT_INC(txq->axq_qnum, txprocdesc); - if (list_empty(&txq->txq_fifo[txq->txq_tailidx])) { + fifo_list = &txq->txq_fifo[txq->txq_tailidx]; + if (list_empty(fifo_list)) { ath_txq_unlock(sc, txq); return; } - bf = list_first_entry(&txq->txq_fifo[txq->txq_tailidx], - struct ath_buf, list); + bf = list_first_entry(fifo_list, struct ath_buf, list); + if (bf->bf_state.stale) { + list_del(&bf->list); + ath_tx_return_buffer(sc, bf); + bf = list_first_entry(fifo_list, struct ath_buf, list); + } + lastbf = bf->bf_lastbf; INIT_LIST_HEAD(&bf_head); - list_cut_position(&bf_head, &txq->txq_fifo[txq->txq_tailidx], - &lastbf->list); - - if (list_empty(&txq->txq_fifo[txq->txq_tailidx])) { + if (list_is_last(&lastbf->list, fifo_list)) { + list_splice_tail_init(fifo_list, &bf_head); INCR(txq->txq_tailidx, ATH_TXFIFO_DEPTH); if (!list_empty(&txq->axq_q)) { @@ -2344,6 +2607,11 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) list_splice_tail_init(&txq->axq_q, &bf_q); ath_tx_txqaddbuf(sc, txq, &bf_q, true); } + } else { + lastbf->bf_state.stale = true; + if (bf != lastbf) + list_cut_position(&bf_head, fifo_list, + lastbf->list.prev); } ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head); @@ -2361,8 +2629,8 @@ static int ath_txstatus_setup(struct ath_softc *sc, int size) u8 txs_len = sc->sc_ah->caps.txs_len; dd->dd_desc_len = size * txs_len; - dd->dd_desc = dma_alloc_coherent(sc->dev, dd->dd_desc_len, - &dd->dd_desc_paddr, GFP_KERNEL); + dd->dd_desc = dmam_alloc_coherent(sc->dev, dd->dd_desc_len, + &dd->dd_desc_paddr, GFP_KERNEL); if (!dd->dd_desc) return -ENOMEM; @@ -2382,14 +2650,6 @@ static int ath_tx_edma_init(struct ath_softc *sc) return err; } -static void ath_tx_edma_cleanup(struct ath_softc *sc) -{ - struct ath_descdma *dd = &sc->txsdma; - - dma_free_coherent(sc->dev, dd->dd_desc_len, dd->dd_desc, - dd->dd_desc_paddr); -} - int ath_tx_init(struct ath_softc *sc, int nbufs) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -2402,7 +2662,7 @@ int ath_tx_init(struct ath_softc *sc, int nbufs) if (error != 0) { ath_err(common, "Failed to allocate tx descriptors: %d\n", error); - goto err; + return error; } error = ath_descdma_setup(sc, &sc->beacon.bdma, &sc->beacon.bbuf, @@ -2410,36 +2670,17 @@ int ath_tx_init(struct ath_softc *sc, int nbufs) if (error != 0) { ath_err(common, "Failed to allocate beacon descriptors: %d\n", error); - goto err; + return error; } INIT_DELAYED_WORK(&sc->tx_complete_work, ath_tx_complete_poll_work); - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) error = ath_tx_edma_init(sc); - if (error) - goto err; - } - -err: - if (error != 0) - ath_tx_cleanup(sc); return error; } -void ath_tx_cleanup(struct ath_softc *sc) -{ - if (sc->beacon.bdma.dd_desc_len != 0) - ath_descdma_cleanup(sc, &sc->beacon.bdma, &sc->beacon.bbuf); - - if (sc->tx.txdma.dd_desc_len != 0) - ath_descdma_cleanup(sc, &sc->tx.txdma, &sc->tx.txbuf); - - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) - ath_tx_edma_cleanup(sc); -} - void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an) { struct ath_atx_tid *tid; @@ -2455,18 +2696,17 @@ void ath_tx_node_init(struct ath_softc *sc, struct ath_node *an) tid->baw_size = WME_MAX_BA; tid->baw_head = tid->baw_tail = 0; tid->sched = false; - tid->paused = false; - tid->state &= ~AGGR_CLEANUP; + tid->active = false; __skb_queue_head_init(&tid->buf_q); + __skb_queue_head_init(&tid->retry_q); acno = TID_TO_WME_AC(tidno); tid->ac = &an->ac[acno]; - tid->state &= ~AGGR_ADDBA_COMPLETE; - tid->state &= ~AGGR_ADDBA_PROGRESS; } for (acno = 0, ac = &an->ac[acno]; acno < IEEE80211_NUM_ACS; acno++, ac++) { ac->sched = false; + ac->clear_ps_filter = true; ac->txq = sc->tx.txq_map[acno]; INIT_LIST_HEAD(&ac->tid_q); } @@ -2498,9 +2738,55 @@ void ath_tx_node_cleanup(struct ath_softc *sc, struct ath_node *an) } ath_tid_drain(sc, txq, tid); - tid->state &= ~AGGR_ADDBA_COMPLETE; - tid->state &= ~AGGR_CLEANUP; + tid->active = false; ath_txq_unlock(sc, txq); } } + +#ifdef CONFIG_ATH9K_TX99 + +int ath9k_tx99_send(struct ath_softc *sc, struct sk_buff *skb, + struct ath_tx_control *txctl) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; + struct ath_frame_info *fi = get_frame_info(skb); + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + struct ath_buf *bf; + int padpos, padsize; + + padpos = ieee80211_hdrlen(hdr->frame_control); + padsize = padpos & 3; + + if (padsize && skb->len > padpos) { + if (skb_headroom(skb) < padsize) { + ath_dbg(common, XMIT, + "tx99 padding failed\n"); + return -EINVAL; + } + + skb_push(skb, padsize); + memmove(skb->data, skb->data + padsize, padpos); + } + + fi->keyix = ATH9K_TXKEYIX_INVALID; + fi->framelen = skb->len + FCS_LEN; + fi->keytype = ATH9K_KEY_TYPE_CLEAR; + + bf = ath_tx_setup_buffer(sc, txctl->txq, NULL, skb); + if (!bf) { + ath_dbg(common, XMIT, "tx99 buffer setup failed\n"); + return -EINVAL; + } + + ath_set_rates(sc->tx99_vif, NULL, bf); + + ath9k_hw_set_desc_link(sc->sc_ah, bf->bf_desc, bf->bf_daddr); + ath9k_hw_tx99_start(sc->sc_ah, txctl->txq->axq_qnum); + + ath_tx_send_normal(sc, txctl->txq, NULL, skb); + + return 0; +} + +#endif /* CONFIG_ATH9K_TX99 */ diff --git a/drivers/net/wireless/ath/carl9170/Kconfig b/drivers/net/wireless/ath/carl9170/Kconfig index 13a20459876..1a796e5f69e 100644 --- a/drivers/net/wireless/ath/carl9170/Kconfig +++ b/drivers/net/wireless/ath/carl9170/Kconfig @@ -1,6 +1,6 @@ config CARL9170 tristate "Linux Community AR9170 802.11n USB support" - depends on USB && MAC80211 && EXPERIMENTAL + depends on USB && MAC80211 select ATH_COMMON select FW_LOADER select CRC32 diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h index 2df17f1e49e..8596aba34f9 100644 --- a/drivers/net/wireless/ath/carl9170/carl9170.h +++ b/drivers/net/wireless/ath/carl9170/carl9170.h @@ -70,12 +70,6 @@ static const u8 ar9170_qmap[__AR9170_NUM_TXQ] = { 3, 2, 1, 0 }; -enum carl9170_rf_init_mode { - CARL9170_RFI_NONE, - CARL9170_RFI_WARM, - CARL9170_RFI_COLD, -}; - #define CARL9170_MAX_RX_BUFFER_SIZE 8192 enum carl9170_device_state { @@ -85,20 +79,14 @@ enum carl9170_device_state { CARL9170_STARTED, }; -#define CARL9170_NUM_TID 16 #define WME_BA_BMP_SIZE 64 #define CARL9170_TX_USER_RATE_TRIES 3 -#define WME_AC_BE 2 -#define WME_AC_BK 3 -#define WME_AC_VI 1 -#define WME_AC_VO 0 - #define TID_TO_WME_AC(_tid) \ - ((((_tid) == 0) || ((_tid) == 3)) ? WME_AC_BE : \ - (((_tid) == 1) || ((_tid) == 2)) ? WME_AC_BK : \ - (((_tid) == 4) || ((_tid) == 5)) ? WME_AC_VI : \ - WME_AC_VO) + ((((_tid) == 0) || ((_tid) == 3)) ? IEEE80211_AC_BE : \ + (((_tid) == 1) || ((_tid) == 2)) ? IEEE80211_AC_BK : \ + (((_tid) == 4) || ((_tid) == 5)) ? IEEE80211_AC_VI : \ + IEEE80211_AC_VO) #define SEQ_DIFF(_start, _seq) \ (((_start) - (_seq)) & 0x0fff) @@ -145,6 +133,9 @@ struct carl9170_sta_tid { /* Preaggregation reorder queue */ struct sk_buff_head queue; + + struct ieee80211_sta *sta; + struct ieee80211_vif *vif; }; #define CARL9170_QUEUE_TIMEOUT 256 @@ -290,6 +281,7 @@ struct ar9170 { unsigned int rx_size; unsigned int tx_seq_table; bool ba_filter; + bool disable_offload_fw; } fw; /* interface configuration combinations */ @@ -493,8 +485,8 @@ struct carl9170_sta_info { bool sleeping; atomic_t pending_frames; unsigned int ampdu_max_len; - struct carl9170_sta_tid __rcu *agg[CARL9170_NUM_TID]; - struct carl9170_ba_stats stats[CARL9170_NUM_TID]; + struct carl9170_sta_tid __rcu *agg[IEEE80211_NUM_TIDS]; + struct carl9170_ba_stats stats[IEEE80211_NUM_TIDS]; }; struct carl9170_tx_info { @@ -604,7 +596,7 @@ int carl9170_led_set_state(struct ar9170 *ar, const u32 led_state); /* PHY / RF */ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, - enum nl80211_channel_type bw, enum carl9170_rf_init_mode rfi); + enum nl80211_channel_type bw); int carl9170_get_noisefloor(struct ar9170 *ar); /* FW */ diff --git a/drivers/net/wireless/ath/carl9170/debug.c b/drivers/net/wireless/ath/carl9170/debug.c index 93fe6003a49..1c0af9cd9a8 100644 --- a/drivers/net/wireless/ath/carl9170/debug.c +++ b/drivers/net/wireless/ath/carl9170/debug.c @@ -37,7 +37,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/seq_file.h> @@ -654,8 +653,8 @@ static ssize_t carl9170_debugfs_bug_write(struct ar9170 *ar, const char *buf, goto out; case 'P': - err = carl9170_set_channel(ar, ar->hw->conf.channel, - ar->hw->conf.channel_type, CARL9170_RFI_COLD); + err = carl9170_set_channel(ar, ar->hw->conf.chandef.chan, + cfg80211_get_chandef_type(&ar->hw->conf.chandef)); if (err < 0) count = err; diff --git a/drivers/net/wireless/ath/carl9170/fw.c b/drivers/net/wireless/ath/carl9170/fw.c index 63fd9af3fd3..47d5c2e910a 100644 --- a/drivers/net/wireless/ath/carl9170/fw.c +++ b/drivers/net/wireless/ath/carl9170/fw.c @@ -215,6 +215,24 @@ static int carl9170_fw_tx_sequence(struct ar9170 *ar) return 0; } +static void carl9170_fw_set_if_combinations(struct ar9170 *ar, + u16 if_comb_types) +{ + if (ar->fw.vif_num < 2) + return; + + ar->if_comb_limits[0].max = ar->fw.vif_num; + ar->if_comb_limits[0].types = if_comb_types; + + ar->if_combs[0].num_different_channels = 1; + ar->if_combs[0].max_interfaces = ar->fw.vif_num; + ar->if_combs[0].limits = ar->if_comb_limits; + ar->if_combs[0].n_limits = ARRAY_SIZE(ar->if_comb_limits); + + ar->hw->wiphy->iface_combinations = ar->if_combs; + ar->hw->wiphy->n_iface_combinations = ARRAY_SIZE(ar->if_combs); +} + static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len) { const struct carl9170fw_otus_desc *otus_desc; @@ -264,7 +282,7 @@ static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len) if (!SUPP(CARL9170FW_COMMAND_CAM)) { dev_info(&ar->udev->dev, "crypto offloading is disabled " "by firmware.\n"); - ar->disable_offload = true; + ar->fw.disable_offload_fw = true; } if (SUPP(CARL9170FW_PSM) && SUPP(CARL9170FW_FIXED_5GHZ_PSM)) @@ -345,20 +363,15 @@ static int carl9170_fw(struct ar9170 *ar, const __u8 *data, size_t len) } } - ar->if_comb_limits[0].max = ar->fw.vif_num; - ar->if_comb_limits[0].types = if_comb_types; - - ar->if_combs[0].num_different_channels = 1; - ar->if_combs[0].max_interfaces = ar->fw.vif_num; - ar->if_combs[0].limits = ar->if_comb_limits; - ar->if_combs[0].n_limits = ARRAY_SIZE(ar->if_comb_limits); - - ar->hw->wiphy->iface_combinations = ar->if_combs; - ar->hw->wiphy->n_iface_combinations = ARRAY_SIZE(ar->if_combs); + carl9170_fw_set_if_combinations(ar, if_comb_types); ar->hw->wiphy->interface_modes |= if_comb_types; - ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; + ar->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; + + /* As IBSS Encryption is software-based, IBSS RSN is supported. */ + ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | + WIPHY_FLAG_IBSS_RSN | WIPHY_FLAG_SUPPORTS_TDLS; #undef SUPPORTED return carl9170_fw_tx_sequence(ar); diff --git a/drivers/net/wireless/ath/carl9170/fwcmd.h b/drivers/net/wireless/ath/carl9170/fwcmd.h index 9443c802b25..9111d4ffc1b 100644 --- a/drivers/net/wireless/ath/carl9170/fwcmd.h +++ b/drivers/net/wireless/ath/carl9170/fwcmd.h @@ -156,6 +156,14 @@ struct carl9170_psm { } __packed; #define CARL9170_PSM_SIZE 4 +/* + * Note: If a bit in rx_filter is set, then it + * means that the particular frames which matches + * the condition are FILTERED/REMOVED/DISCARDED! + * (This is can be a bit confusing, especially + * because someone people think it's the exact + * opposite way, so watch out!) + */ struct carl9170_rx_filter_cmd { __le32 rx_filter; } __packed; diff --git a/drivers/net/wireless/ath/carl9170/hw.h b/drivers/net/wireless/ath/carl9170/hw.h index fa834c1460f..0db874abde5 100644 --- a/drivers/net/wireless/ath/carl9170/hw.h +++ b/drivers/net/wireless/ath/carl9170/hw.h @@ -384,7 +384,7 @@ #define AR9170_MAC_REG_BCN_ADDR (AR9170_MAC_REG_BASE + 0xd84) #define AR9170_MAC_REG_BCN_LENGTH (AR9170_MAC_REG_BASE + 0xd88) -#define AR9170_MAC_BCN_LENGTH_MAX 256 +#define AR9170_MAC_BCN_LENGTH_MAX (512 - 32) #define AR9170_MAC_REG_BCN_STATUS (AR9170_MAC_REG_BASE + 0xd8c) diff --git a/drivers/net/wireless/ath/carl9170/mac.c b/drivers/net/wireless/ath/carl9170/mac.c index 24d75ab94f0..a2f005703c0 100644 --- a/drivers/net/wireless/ath/carl9170/mac.c +++ b/drivers/net/wireless/ath/carl9170/mac.c @@ -48,7 +48,7 @@ int carl9170_set_dyn_sifs_ack(struct ar9170 *ar) if (conf_is_ht40(&ar->hw->conf)) val = 0x010a; else { - if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ) + if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) val = 0x105; else val = 0x104; @@ -66,7 +66,7 @@ int carl9170_set_rts_cts_rate(struct ar9170 *ar) rts_rate = 0x1da; cts_rate = 0x10a; } else { - if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ) { + if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) { /* 11 mbit CCK */ rts_rate = 033; cts_rate = 003; @@ -93,7 +93,7 @@ int carl9170_set_slot_time(struct ar9170 *ar) return 0; } - if ((ar->hw->conf.channel->band == IEEE80211_BAND_5GHZ) || + if ((ar->hw->conf.chandef.chan->band == IEEE80211_BAND_5GHZ) || vif->bss_conf.use_short_slot) slottime = 9; @@ -120,7 +120,7 @@ int carl9170_set_mac_rates(struct ar9170 *ar) basic |= (vif->bss_conf.basic_rates & 0xff0) << 4; rcu_read_unlock(); - if (ar->hw->conf.channel->band == IEEE80211_BAND_5GHZ) + if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_5GHZ) mandatory = 0xff00; /* OFDM 6/9/12/18/24/36/48/54 */ else mandatory = 0xff0f; /* OFDM (6/9../54) + CCK (1/2/5.5/11) */ diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 25a1e2f4f73..f8ded84b7be 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -37,7 +37,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/etherdevice.h> @@ -358,8 +357,13 @@ static int carl9170_op_start(struct ieee80211_hw *hw) ar->ps.last_action = jiffies; ar->ps.last_slept = jiffies; ar->erp_mode = CARL9170_ERP_AUTO; - ar->rx_software_decryption = false; - ar->disable_offload = false; + + /* Set "disable hw crypto offload" whenever the module parameter + * nohwcrypt is true or if the firmware does not support it. + */ + ar->disable_offload = modparam_nohwcrypt | + ar->fw.disable_offload_fw; + ar->rx_software_decryption = ar->disable_offload; for (i = 0; i < ar->hw->queues; i++) { ar->queue_stop_timeout[i] = jiffies; @@ -565,12 +569,28 @@ static int carl9170_init_interface(struct ar9170 *ar, memcpy(common->macaddr, vif->addr, ETH_ALEN); - if (modparam_nohwcrypt || - ((vif->type != NL80211_IFTYPE_STATION) && - (vif->type != NL80211_IFTYPE_AP))) { - ar->rx_software_decryption = true; - ar->disable_offload = true; - } + /* We have to fall back to software crypto, whenever + * the user choose to participates in an IBSS. HW + * offload for IBSS RSN is not supported by this driver. + * + * NOTE: If the previous main interface has already + * disabled hw crypto offload, we have to keep this + * previous disable_offload setting as it was. + * Altough ideally, we should notify mac80211 and tell + * it to forget about any HW crypto offload for now. + */ + ar->disable_offload |= ((vif->type != NL80211_IFTYPE_STATION) && + (vif->type != NL80211_IFTYPE_AP)); + + /* While the driver supports HW offload in a single + * P2P client configuration, it doesn't support HW + * offload in the favourit, concurrent P2P GO+CLIENT + * configuration. Hence, HW offload will always be + * disabled for P2P. + */ + ar->disable_offload |= vif->p2p; + + ar->rx_software_decryption = ar->disable_offload; err = carl9170_set_operating_mode(ar); return err; @@ -580,7 +600,7 @@ static int carl9170_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct carl9170_vif_info *vif_priv = (void *) vif->drv_priv; - struct ieee80211_vif *main_vif; + struct ieee80211_vif *main_vif, *old_main = NULL; struct ar9170 *ar = hw->priv; int vif_id = -1, err = 0; @@ -602,6 +622,15 @@ static int carl9170_op_add_interface(struct ieee80211_hw *hw, goto init; } + /* Because the AR9170 HW's MAC doesn't provide full support for + * multiple, independent interfaces [of different operation modes]. + * We have to select ONE main interface [main mode of HW], but we + * can have multiple slaves [AKA: entry in the ACK-table]. + * + * The first (from HEAD/TOP) interface in the ar->vif_list is + * always the main intf. All following intfs in this list + * are considered to be slave intfs. + */ main_vif = carl9170_get_main_vif(ar); if (main_vif) { @@ -610,6 +639,18 @@ static int carl9170_op_add_interface(struct ieee80211_hw *hw, if (vif->type == NL80211_IFTYPE_STATION) break; + /* P2P GO [master] use-case + * Because the P2P GO station is selected dynamically + * by all participating peers of a WIFI Direct network, + * the driver has be able to change the main interface + * operating mode on the fly. + */ + if (main_vif->p2p && vif->p2p && + vif->type == NL80211_IFTYPE_AP) { + old_main = main_vif; + break; + } + err = -EBUSY; rcu_read_unlock(); @@ -648,14 +689,41 @@ static int carl9170_op_add_interface(struct ieee80211_hw *hw, vif_priv->id = vif_id; vif_priv->enable_beacon = false; ar->vifs++; - list_add_tail_rcu(&vif_priv->list, &ar->vif_list); + if (old_main) { + /* We end up in here, if the main interface is being replaced. + * Put the new main interface at the HEAD of the list and the + * previous inteface will automatically become second in line. + */ + list_add_rcu(&vif_priv->list, &ar->vif_list); + } else { + /* Add new inteface. If the list is empty, it will become the + * main inteface, otherwise it will be slave. + */ + list_add_tail_rcu(&vif_priv->list, &ar->vif_list); + } rcu_assign_pointer(ar->vif_priv[vif_id].vif, vif); init: - if (carl9170_get_main_vif(ar) == vif) { + main_vif = carl9170_get_main_vif(ar); + + if (main_vif == vif) { rcu_assign_pointer(ar->beacon_iter, vif_priv); rcu_read_unlock(); + if (old_main) { + struct carl9170_vif_info *old_main_priv = + (void *) old_main->drv_priv; + /* downgrade old main intf to slave intf. + * NOTE: We are no longer under rcu_read_lock. + * But we are still holding ar->mutex, so the + * vif data [id, addr] is safe. + */ + err = carl9170_mod_virtual_mac(ar, old_main_priv->id, + old_main->addr); + if (err) + goto unlock; + } + err = carl9170_init_interface(ar, vif); if (err) goto unlock; @@ -860,6 +928,9 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed) } if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + enum nl80211_channel_type channel_type = + cfg80211_get_chandef_type(&hw->conf.chandef); + /* adjust slot time for 5 GHz */ err = carl9170_set_slot_time(ar); if (err) @@ -869,8 +940,8 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed) if (err) goto out; - err = carl9170_set_channel(ar, hw->conf.channel, - hw->conf.channel_type, CARL9170_RFI_NONE); + err = carl9170_set_channel(ar, hw->conf.chandef.chan, + channel_type); if (err) goto out; @@ -888,7 +959,7 @@ static int carl9170_op_config(struct ieee80211_hw *hw, u32 changed) } if (changed & IEEE80211_CONF_CHANGE_POWER) { - err = carl9170_set_mac_tpc(ar, ar->hw->conf.channel); + err = carl9170_set_mac_tpc(ar, ar->hw->conf.chandef.chan); if (err) goto out; } @@ -1112,9 +1183,7 @@ static int carl9170_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (ar->disable_offload || !vif) return -EOPNOTSUPP; - /* - * We have to fall back to software encryption, whenever - * the user choose to participates in an IBSS or is connected + /* Fall back to software encryption whenever the driver is connected * to more than one network. * * This is very unfortunate, because some machines cannot handle @@ -1263,7 +1332,7 @@ static int carl9170_op_sta_add(struct ieee80211_hw *hw, return 0; } - for (i = 0; i < CARL9170_NUM_TID; i++) + for (i = 0; i < ARRAY_SIZE(sta_info->agg); i++) RCU_INIT_POINTER(sta_info->agg[i], NULL); sta_info->ampdu_max_len = 1 << (3 + sta->ht_cap.ampdu_factor); @@ -1287,7 +1356,7 @@ static int carl9170_op_sta_remove(struct ieee80211_hw *hw, sta_info->ht_sta = false; rcu_read_lock(); - for (i = 0; i < CARL9170_NUM_TID; i++) { + for (i = 0; i < ARRAY_SIZE(sta_info->agg); i++) { struct carl9170_sta_tid *tid_info; tid_info = rcu_dereference(sta_info->agg[i]); @@ -1378,6 +1447,8 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw, tid_info->state = CARL9170_TID_STATE_PROGRESS; tid_info->tid = tid; tid_info->max = sta_info->ampdu_max_len; + tid_info->sta = sta; + tid_info->vif = vif; INIT_LIST_HEAD(&tid_info->list); INIT_LIST_HEAD(&tid_info->tmp_list); @@ -1394,7 +1465,9 @@ static int carl9170_op_ampdu_action(struct ieee80211_hw *hw, ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; - case IEEE80211_AMPDU_TX_STOP: + case IEEE80211_AMPDU_TX_STOP_CONT: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: rcu_read_lock(); tid_info = rcu_dereference(sta_info->agg[tid]); if (tid_info) { @@ -1634,7 +1707,9 @@ found: return 0; } -static void carl9170_op_flush(struct ieee80211_hw *hw, bool drop) +static void carl9170_op_flush(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 queues, bool drop) { struct ar9170 *ar = hw->priv; unsigned int vid; @@ -1784,8 +1859,10 @@ void *carl9170_alloc(size_t priv_size) IEEE80211_HW_REPORTS_TX_ACK_STATUS | IEEE80211_HW_SUPPORTS_PS | IEEE80211_HW_PS_NULLFUNC_STACK | - IEEE80211_HW_NEED_DTIM_PERIOD | - IEEE80211_HW_SIGNAL_DBM; + IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC | + IEEE80211_HW_SUPPORTS_RC_TABLE | + IEEE80211_HW_SIGNAL_DBM | + IEEE80211_HW_SUPPORTS_HT_CCK_RATES; if (!modparam_noht) { /* @@ -1805,10 +1882,6 @@ void *carl9170_alloc(size_t priv_size) for (i = 0; i < ARRAY_SIZE(ar->noise); i++) ar->noise[i] = -95; /* ATH_DEFAULT_NOISE_FLOOR */ - hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; - - /* As IBSS Encryption is software-based, IBSS RSN is supported. */ - hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; return ar; err_nomem: @@ -1896,18 +1969,6 @@ static int carl9170_parse_eeprom(struct ar9170 *ar) return -ENOMEM; ar->num_channels = chans; - /* - * I measured this, a bandswitch takes roughly - * 135 ms and a frequency switch about 80. - * - * FIXME: measure these values again once EEPROM settings - * are used, that will influence them! - */ - if (bands == 2) - ar->hw->channel_change_time = 135 * 1000; - else - ar->hw->channel_change_time = 80 * 1000; - regulatory->current_rd = le16_to_cpu(ar->eeprom.reg_domain[0]); /* second part of wiphy init */ @@ -1916,13 +1977,13 @@ static int carl9170_parse_eeprom(struct ar9170 *ar) return 0; } -static int carl9170_reg_notifier(struct wiphy *wiphy, - struct regulatory_request *request) +static void carl9170_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct ar9170 *ar = hw->priv; - return ath_reg_notifier_apply(wiphy, request, &ar->common.regulatory); + ath_reg_notifier_apply(wiphy, request, &ar->common.regulatory); } int carl9170_register(struct ar9170 *ar) diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c index b72c09cf43a..ab4ee7d39ad 100644 --- a/drivers/net/wireless/ath/carl9170/phy.c +++ b/drivers/net/wireless/ath/carl9170/phy.c @@ -1331,7 +1331,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw) * CTL_ETSI for 2GHz and CTL_FCC for 5GHz. */ ctl_grp = ath_regd_get_band_ctl(&ar->common.regulatory, - ar->hw->conf.channel->band); + ar->hw->conf.chandef.chan->band); /* ctl group not found - either invalid band (NO_CTL) or ww roaming */ if (ctl_grp == NO_CTL || ctl_grp == SD_NO_CTL) @@ -1341,7 +1341,7 @@ static void carl9170_calc_ctl(struct ar9170 *ar, u32 freq, enum carl9170_bw bw) /* skip CTL and heavy clip for CTL_MKK and CTL_ETSI */ return; - if (ar->hw->conf.channel->band == IEEE80211_BAND_2GHZ) { + if (ar->hw->conf.chandef.chan->band == IEEE80211_BAND_2GHZ) { modes = mode_list_2ghz; nr_modes = ARRAY_SIZE(mode_list_2ghz); } else { @@ -1569,16 +1569,14 @@ static enum carl9170_bw nl80211_to_carl(enum nl80211_channel_type type) } int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, - enum nl80211_channel_type _bw, - enum carl9170_rf_init_mode rfi) + enum nl80211_channel_type _bw) { const struct carl9170_phy_freq_params *freqpar; struct carl9170_rf_init_result rf_res; struct carl9170_rf_init rf; - u32 cmd, tmp, offs = 0, new_ht = 0; + u32 tmp, offs = 0, new_ht = 0; int err; enum carl9170_bw bw; - bool warm_reset; struct ieee80211_channel *old_channel = NULL; bw = nl80211_to_carl(_bw); @@ -1592,51 +1590,27 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, /* may be NULL at first setup */ if (ar->channel) { old_channel = ar->channel; - warm_reset = (old_channel->band != channel->band) || - (old_channel->center_freq == - channel->center_freq) || - (ar->ht_settings != new_ht); - ar->channel = NULL; - } else { - warm_reset = true; } - /* HW workaround */ - if (!ar->hw->wiphy->bands[IEEE80211_BAND_5GHZ] && - channel->center_freq <= 2417) - warm_reset = true; - - if (rfi != CARL9170_RFI_NONE || warm_reset) { - u32 val; - - if (rfi == CARL9170_RFI_COLD) - val = AR9170_PWR_RESET_BB_COLD_RESET; - else - val = AR9170_PWR_RESET_BB_WARM_RESET; - - /* warm/cold reset BB/ADDA */ - err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, val); - if (err) - return err; - - err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 0x0); - if (err) - return err; + /* cold reset BB/ADDA */ + err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, + AR9170_PWR_RESET_BB_COLD_RESET); + if (err) + return err; - err = carl9170_init_phy(ar, channel->band); - if (err) - return err; + err = carl9170_write_reg(ar, AR9170_PWR_REG_RESET, 0x0); + if (err) + return err; - err = carl9170_init_rf_banks_0_7(ar, - channel->band == IEEE80211_BAND_5GHZ); - if (err) - return err; + err = carl9170_init_phy(ar, channel->band); + if (err) + return err; - cmd = CARL9170_CMD_RF_INIT; - } else { - cmd = CARL9170_CMD_FREQUENCY; - } + err = carl9170_init_rf_banks_0_7(ar, + channel->band == IEEE80211_BAND_5GHZ); + if (err) + return err; err = carl9170_exec_cmd(ar, CARL9170_CMD_FREQ_START, 0, NULL, 0, NULL); if (err) @@ -1648,8 +1622,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, return err; err = carl9170_init_rf_bank4_pwr(ar, - channel->band == IEEE80211_BAND_5GHZ, - channel->center_freq, bw); + channel->band == IEEE80211_BAND_5GHZ, + channel->center_freq, bw); if (err) return err; @@ -1703,13 +1677,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, rf.delta_slope_coeff_man = cpu_to_le32(freqpar->coeff_man); rf.delta_slope_coeff_exp_shgi = cpu_to_le32(freqpar->coeff_exp_shgi); rf.delta_slope_coeff_man_shgi = cpu_to_le32(freqpar->coeff_man_shgi); - - if (rfi != CARL9170_RFI_NONE) - rf.finiteLoopCount = cpu_to_le32(2000); - else - rf.finiteLoopCount = cpu_to_le32(1000); - - err = carl9170_exec_cmd(ar, cmd, sizeof(rf), &rf, + rf.finiteLoopCount = cpu_to_le32(2000); + err = carl9170_exec_cmd(ar, CARL9170_CMD_RF_INIT, sizeof(rf), &rf, sizeof(rf_res), &rf_res); if (err) return err; @@ -1724,9 +1693,8 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, old_channel->center_freq : -1, channel->center_freq, err); - if ((rfi == CARL9170_RFI_COLD) || (ar->chan_fail > 3)) { - /* - * We have tried very hard to change to _another_ + if (ar->chan_fail > 3) { + /* We have tried very hard to change to _another_ * channel and we've failed to do so! * Chances are that the PHY/RF is no longer * operable (due to corruptions/fatal events/bugs?) @@ -1736,8 +1704,7 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel, return 0; } - err = carl9170_set_channel(ar, channel, _bw, - CARL9170_RFI_COLD); + err = carl9170_set_channel(ar, channel, _bw); if (err) return err; } else { diff --git a/drivers/net/wireless/ath/carl9170/rx.c b/drivers/net/wireless/ath/carl9170/rx.c index 4684dd98949..924135b8e57 100644 --- a/drivers/net/wireless/ath/carl9170/rx.c +++ b/drivers/net/wireless/ath/carl9170/rx.c @@ -37,7 +37,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/etherdevice.h> @@ -520,6 +519,7 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len) { struct ieee80211_hdr *hdr = data; struct ieee80211_tim_ie *tim_ie; + struct ath_common *common = &ar->common; u8 *tim; u8 tim_len; bool cam; @@ -527,17 +527,13 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len) if (likely(!(ar->hw->conf.flags & IEEE80211_CONF_PS))) return; - /* check if this really is a beacon */ - if (!ieee80211_is_beacon(hdr->frame_control)) - return; - /* min. beacon length + FCS_LEN */ if (len <= 40 + FCS_LEN) return; + /* check if this really is a beacon */ /* and only beacons from the associated BSSID, please */ - if (!ether_addr_equal(hdr->addr3, ar->common.curbssid) || - !ar->common.curaid) + if (!ath_is_mybeacon(common, hdr) || !common->curaid) return; ar->ps.last_beacon = jiffies; @@ -576,7 +572,7 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len) static void carl9170_ba_check(struct ar9170 *ar, void *data, unsigned int len) { - struct ieee80211_bar *bar = (void *) data; + struct ieee80211_bar *bar = data; struct carl9170_bar_list_entry *entry; unsigned int queue; @@ -602,8 +598,8 @@ static void carl9170_ba_check(struct ar9170 *ar, void *data, unsigned int len) if (bar->start_seq_num == entry_bar->start_seq_num && TID_CHECK(bar->control, entry_bar->control) && - compare_ether_addr(bar->ra, entry_bar->ta) == 0 && - compare_ether_addr(bar->ta, entry_bar->ra) == 0) { + ether_addr_equal_64bits(bar->ra, entry_bar->ta) && + ether_addr_equal_64bits(bar->ta, entry_bar->ra)) { struct ieee80211_tx_info *tx_info; tx_info = IEEE80211_SKB_CB(entry_skb); diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index ef4ec0da6e4..4cadfd48ffd 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -37,7 +37,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/init.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/etherdevice.h> @@ -387,8 +386,7 @@ static void carl9170_tx_status_process_ampdu(struct ar9170 *ar, u8 tid; if (!(txinfo->flags & IEEE80211_TX_CTL_AMPDU) || - txinfo->flags & IEEE80211_TX_CTL_INJECTED || - (!(super->f.mac_control & cpu_to_le16(AR9170_TX_MAC_AGGR)))) + txinfo->flags & IEEE80211_TX_CTL_INJECTED) return; rcu_read_lock(); @@ -626,7 +624,7 @@ static void carl9170_tx_ampdu_timeout(struct ar9170 *ar) msecs_to_jiffies(CARL9170_QUEUE_TIMEOUT))) goto unlock; - sta = __carl9170_get_tx_sta(ar, skb); + sta = iter->sta; if (WARN_ON(!sta)) goto unlock; @@ -867,6 +865,93 @@ static bool carl9170_tx_cts_check(struct ar9170 *ar, return false; } +static void carl9170_tx_get_rates(struct ar9170 *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct sk_buff *skb) +{ + struct ieee80211_tx_info *info; + + BUILD_BUG_ON(IEEE80211_TX_MAX_RATES < CARL9170_TX_MAX_RATES); + BUILD_BUG_ON(IEEE80211_TX_MAX_RATES > IEEE80211_TX_RATE_TABLE_SIZE); + + info = IEEE80211_SKB_CB(skb); + + ieee80211_get_tx_rates(vif, sta, skb, + info->control.rates, + IEEE80211_TX_MAX_RATES); +} + +static void carl9170_tx_apply_rateset(struct ar9170 *ar, + struct ieee80211_tx_info *sinfo, + struct sk_buff *skb) +{ + struct ieee80211_tx_rate *txrate; + struct ieee80211_tx_info *info; + struct _carl9170_tx_superframe *txc = (void *) skb->data; + int i; + bool ampdu; + bool no_ack; + + info = IEEE80211_SKB_CB(skb); + ampdu = !!(info->flags & IEEE80211_TX_CTL_AMPDU); + no_ack = !!(info->flags & IEEE80211_TX_CTL_NO_ACK); + + /* Set the rate control probe flag for all (sub-) frames. + * This is because the TX_STATS_AMPDU flag is only set on + * the last frame, so it has to be inherited. + */ + info->flags |= (sinfo->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE); + + /* NOTE: For the first rate, the ERP & AMPDU flags are directly + * taken from mac_control. For all fallback rate, the firmware + * updates the mac_control flags from the rate info field. + */ + for (i = 0; i < CARL9170_TX_MAX_RATES; i++) { + __le32 phy_set; + + txrate = &sinfo->control.rates[i]; + if (txrate->idx < 0) + break; + + phy_set = carl9170_tx_physet(ar, info, txrate); + if (i == 0) { + __le16 mac_tmp = cpu_to_le16(0); + + /* first rate - part of the hw's frame header */ + txc->f.phy_control = phy_set; + + if (ampdu && txrate->flags & IEEE80211_TX_RC_MCS) + mac_tmp |= cpu_to_le16(AR9170_TX_MAC_AGGR); + + if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack)) + mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_RTS); + else if (carl9170_tx_cts_check(ar, txrate)) + mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_CTS); + + txc->f.mac_control |= mac_tmp; + } else { + /* fallback rates are stored in the firmware's + * retry rate set array. + */ + txc->s.rr[i - 1] = phy_set; + } + + SET_VAL(CARL9170_TX_SUPER_RI_TRIES, txc->s.ri[i], + txrate->count); + + if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack)) + txc->s.ri[i] |= (AR9170_TX_MAC_PROT_RTS << + CARL9170_TX_SUPER_RI_ERP_PROT_S); + else if (carl9170_tx_cts_check(ar, txrate)) + txc->s.ri[i] |= (AR9170_TX_MAC_PROT_CTS << + CARL9170_TX_SUPER_RI_ERP_PROT_S); + + if (ampdu && (txrate->flags & IEEE80211_TX_RC_MCS)) + txc->s.ri[i] |= CARL9170_TX_SUPER_RI_AMPDU; + } +} + static int carl9170_tx_prepare(struct ar9170 *ar, struct ieee80211_sta *sta, struct sk_buff *skb) @@ -875,13 +960,10 @@ static int carl9170_tx_prepare(struct ar9170 *ar, struct _carl9170_tx_superframe *txc; struct carl9170_vif_info *cvif; struct ieee80211_tx_info *info; - struct ieee80211_tx_rate *txrate; struct carl9170_tx_info *arinfo; unsigned int hw_queue; - int i; __le16 mac_tmp; u16 len; - bool ampdu, no_ack; BUILD_BUG_ON(sizeof(*arinfo) > sizeof(info->rate_driver_data)); BUILD_BUG_ON(sizeof(struct _carl9170_tx_superdesc) != @@ -890,8 +972,6 @@ static int carl9170_tx_prepare(struct ar9170 *ar, BUILD_BUG_ON(sizeof(struct _ar9170_tx_hwdesc) != AR9170_TX_HWDESC_LEN); - BUILD_BUG_ON(IEEE80211_TX_MAX_RATES < CARL9170_TX_MAX_RATES); - BUILD_BUG_ON(AR9170_MAX_VIRTUAL_MAC > ((CARL9170_TX_SUPER_MISC_VIF_ID >> CARL9170_TX_SUPER_MISC_VIF_ID_S) + 1)); @@ -933,8 +1013,7 @@ static int carl9170_tx_prepare(struct ar9170 *ar, mac_tmp |= cpu_to_le16((hw_queue << AR9170_TX_MAC_QOS_S) & AR9170_TX_MAC_QOS); - no_ack = !!(info->flags & IEEE80211_TX_CTL_NO_ACK); - if (unlikely(no_ack)) + if (unlikely(info->flags & IEEE80211_TX_CTL_NO_ACK)) mac_tmp |= cpu_to_le16(AR9170_TX_MAC_NO_ACK); if (info->control.hw_key) { @@ -955,8 +1034,7 @@ static int carl9170_tx_prepare(struct ar9170 *ar, } } - ampdu = !!(info->flags & IEEE80211_TX_CTL_AMPDU); - if (ampdu) { + if (info->flags & IEEE80211_TX_CTL_AMPDU) { unsigned int density, factor; if (unlikely(!sta || !cvif)) @@ -981,67 +1059,11 @@ static int carl9170_tx_prepare(struct ar9170 *ar, SET_VAL(CARL9170_TX_SUPER_AMPDU_FACTOR, txc->s.ampdu_settings, factor); - - for (i = 0; i < CARL9170_TX_MAX_RATES; i++) { - txrate = &info->control.rates[i]; - if (txrate->idx >= 0) { - txc->s.ri[i] = - CARL9170_TX_SUPER_RI_AMPDU; - - if (WARN_ON(!(txrate->flags & - IEEE80211_TX_RC_MCS))) { - /* - * Not sure if it's even possible - * to aggregate non-ht rates with - * this HW. - */ - goto err_out; - } - continue; - } - - txrate->idx = 0; - txrate->count = ar->hw->max_rate_tries; - } - - mac_tmp |= cpu_to_le16(AR9170_TX_MAC_AGGR); } - /* - * NOTE: For the first rate, the ERP & AMPDU flags are directly - * taken from mac_control. For all fallback rate, the firmware - * updates the mac_control flags from the rate info field. - */ - for (i = 1; i < CARL9170_TX_MAX_RATES; i++) { - txrate = &info->control.rates[i]; - if (txrate->idx < 0) - break; - - SET_VAL(CARL9170_TX_SUPER_RI_TRIES, txc->s.ri[i], - txrate->count); - - if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack)) - txc->s.ri[i] |= (AR9170_TX_MAC_PROT_RTS << - CARL9170_TX_SUPER_RI_ERP_PROT_S); - else if (carl9170_tx_cts_check(ar, txrate)) - txc->s.ri[i] |= (AR9170_TX_MAC_PROT_CTS << - CARL9170_TX_SUPER_RI_ERP_PROT_S); - - txc->s.rr[i - 1] = carl9170_tx_physet(ar, info, txrate); - } - - txrate = &info->control.rates[0]; - SET_VAL(CARL9170_TX_SUPER_RI_TRIES, txc->s.ri[0], txrate->count); - - if (carl9170_tx_rts_check(ar, txrate, ampdu, no_ack)) - mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_RTS); - else if (carl9170_tx_cts_check(ar, txrate)) - mac_tmp |= cpu_to_le16(AR9170_TX_MAC_PROT_CTS); - txc->s.len = cpu_to_le16(skb->len); txc->f.length = cpu_to_le16(len + FCS_LEN); txc->f.mac_control = mac_tmp; - txc->f.phy_control = carl9170_tx_physet(ar, info, txrate); arinfo = (void *)info->rate_driver_data; arinfo->timeout = jiffies; @@ -1099,31 +1121,12 @@ static void carl9170_set_ampdu_params(struct ar9170 *ar, struct sk_buff *skb) } } -static bool carl9170_tx_rate_check(struct ar9170 *ar, struct sk_buff *_dest, - struct sk_buff *_src) -{ - struct _carl9170_tx_superframe *dest, *src; - - dest = (void *) _dest->data; - src = (void *) _src->data; - - /* - * The mac80211 rate control algorithm expects that all MPDUs in - * an AMPDU share the same tx vectors. - * This is not really obvious right now, because the hardware - * does the AMPDU setup according to its own rulebook. - * Our nicely assembled, strictly monotonic increasing mpdu - * chains will be broken up, mashed back together... - */ - - return (dest->f.phy_control == src->f.phy_control); -} - static void carl9170_tx_ampdu(struct ar9170 *ar) { struct sk_buff_head agg; struct carl9170_sta_tid *tid_info; struct sk_buff *skb, *first; + struct ieee80211_tx_info *tx_info_first; unsigned int i = 0, done_ampdus = 0; u16 seq, queue, tmpssn; @@ -1169,6 +1172,7 @@ retry: goto processed; } + tx_info_first = NULL; while ((skb = skb_peek(&tid_info->queue))) { /* strict 0, 1, ..., n - 1, n frame sequence order */ if (unlikely(carl9170_get_seq(skb) != seq)) @@ -1179,8 +1183,13 @@ retry: (tid_info->max - 1))) break; - if (!carl9170_tx_rate_check(ar, skb, first)) - break; + if (!tx_info_first) { + carl9170_tx_get_rates(ar, tid_info->vif, + tid_info->sta, first); + tx_info_first = IEEE80211_SKB_CB(first); + } + + carl9170_tx_apply_rateset(ar, tx_info_first, skb); atomic_inc(&ar->tx_ampdu_upload); tid_info->snx = seq = SEQ_NEXT(seq); @@ -1195,8 +1204,7 @@ retry: if (skb_queue_empty(&tid_info->queue) || carl9170_get_seq(skb_peek(&tid_info->queue)) != tid_info->snx) { - /* - * stop TID, if A-MPDU frames are still missing, + /* stop TID, if A-MPDU frames are still missing, * or whenever the queue is empty. */ @@ -1381,9 +1389,9 @@ static void carl9170_tx(struct ar9170 *ar) } static bool carl9170_tx_ampdu_queue(struct ar9170 *ar, - struct ieee80211_sta *sta, struct sk_buff *skb) + struct ieee80211_sta *sta, struct sk_buff *skb, + struct ieee80211_tx_info *txinfo) { - struct _carl9170_tx_superframe *super = (void *) skb->data; struct carl9170_sta_info *sta_info; struct carl9170_sta_tid *agg; struct sk_buff *iter; @@ -1450,7 +1458,7 @@ err_unlock: err_unlock_rcu: rcu_read_unlock(); - super->f.mac_control &= ~cpu_to_le16(AR9170_TX_MAC_AGGR); + txinfo->flags &= ~IEEE80211_TX_CTL_AMPDU; carl9170_tx_status(ar, skb, false); ar->tx_dropped++; return false; @@ -1463,12 +1471,14 @@ void carl9170_op_tx(struct ieee80211_hw *hw, struct ar9170 *ar = hw->priv; struct ieee80211_tx_info *info; struct ieee80211_sta *sta = control->sta; + struct ieee80211_vif *vif; bool run; if (unlikely(!IS_STARTED(ar))) goto err_free; info = IEEE80211_SKB_CB(skb); + vif = info->control.vif; if (unlikely(carl9170_tx_prepare(ar, sta, skb))) goto err_free; @@ -1492,13 +1502,15 @@ void carl9170_op_tx(struct ieee80211_hw *hw, * sta == NULL checks are redundant in this * special case. */ - run = carl9170_tx_ampdu_queue(ar, sta, skb); + run = carl9170_tx_ampdu_queue(ar, sta, skb, info); if (run) carl9170_tx_ampdu(ar); } else { unsigned int queue = skb_get_queue_mapping(skb); + carl9170_tx_get_rates(ar, vif, sta, skb); + carl9170_tx_apply_rateset(ar, info, skb); skb_queue_tail(&ar->tx_pending[queue], skb); } @@ -1520,35 +1532,92 @@ void carl9170_tx_scheduler(struct ar9170 *ar) carl9170_tx(ar); } -int carl9170_update_beacon(struct ar9170 *ar, const bool submit) +/* caller has to take rcu_read_lock */ +static struct carl9170_vif_info *carl9170_pick_beaconing_vif(struct ar9170 *ar) { - struct sk_buff *skb = NULL; struct carl9170_vif_info *cvif; + int i = 1; + + /* The AR9170 hardware has no fancy beacon queue or some + * other scheduling mechanism. So, the driver has to make + * due by setting the two beacon timers (pretbtt and tbtt) + * once and then swapping the beacon address in the HW's + * register file each time the pretbtt fires. + */ + + cvif = rcu_dereference(ar->beacon_iter); + if (ar->vifs > 0 && cvif) { + do { + list_for_each_entry_continue_rcu(cvif, &ar->vif_list, + list) { + if (cvif->active && cvif->enable_beacon) + goto out; + } + } while (ar->beacon_enabled && i--); + } + +out: + rcu_assign_pointer(ar->beacon_iter, cvif); + return cvif; +} + +static bool carl9170_tx_beacon_physet(struct ar9170 *ar, struct sk_buff *skb, + u32 *ht1, u32 *plcp) +{ struct ieee80211_tx_info *txinfo; struct ieee80211_tx_rate *rate; - __le32 *data, *old = NULL; - unsigned int plcp, power, chains; - u32 word, ht1, off, addr, len; - int i = 0, err = 0; + unsigned int power, chains; + bool ht_rate; - rcu_read_lock(); - cvif = rcu_dereference(ar->beacon_iter); -retry: - if (ar->vifs == 0 || !cvif) - goto out_unlock; + txinfo = IEEE80211_SKB_CB(skb); + rate = &txinfo->control.rates[0]; + ht_rate = !!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS); + carl9170_tx_rate_tpc_chains(ar, txinfo, rate, plcp, &power, &chains); + + *ht1 = AR9170_MAC_BCN_HT1_TX_ANT0; + if (chains == AR9170_TX_PHY_TXCHAIN_2) + *ht1 |= AR9170_MAC_BCN_HT1_TX_ANT1; + SET_VAL(AR9170_MAC_BCN_HT1_PWR_CTRL, *ht1, 7); + SET_VAL(AR9170_MAC_BCN_HT1_TPC, *ht1, power); + SET_VAL(AR9170_MAC_BCN_HT1_CHAIN_MASK, *ht1, chains); + + if (ht_rate) { + *ht1 |= AR9170_MAC_BCN_HT1_HT_EN; + if (rate->flags & IEEE80211_TX_RC_SHORT_GI) + *plcp |= AR9170_MAC_BCN_HT2_SGI; - list_for_each_entry_continue_rcu(cvif, &ar->vif_list, list) { - if (cvif->active && cvif->enable_beacon) - goto found; + if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { + *ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_SHARED; + *plcp |= AR9170_MAC_BCN_HT2_BW40; + } else if (rate->flags & IEEE80211_TX_RC_DUP_DATA) { + *ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_DUP; + *plcp |= AR9170_MAC_BCN_HT2_BW40; + } + + SET_VAL(AR9170_MAC_BCN_HT2_LEN, *plcp, skb->len + FCS_LEN); + } else { + if (*plcp <= AR9170_TX_PHY_RATE_CCK_11M) + *plcp |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; + else + *plcp |= ((skb->len + FCS_LEN) << 16) + 0x0010; } - if (!ar->beacon_enabled || i++) - goto out_unlock; + return ht_rate; +} - goto retry; +int carl9170_update_beacon(struct ar9170 *ar, const bool submit) +{ + struct sk_buff *skb = NULL; + struct carl9170_vif_info *cvif; + __le32 *data, *old = NULL; + u32 word, ht1, plcp, off, addr, len; + int i = 0, err = 0; + bool ht_rate; -found: - rcu_assign_pointer(ar->beacon_iter, cvif); + rcu_read_lock(); + cvif = carl9170_pick_beaconing_vif(ar); + if (!cvif) + goto out_unlock; skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), NULL, NULL); @@ -1558,7 +1627,6 @@ found: goto err_free; } - txinfo = IEEE80211_SKB_CB(skb); spin_lock_bh(&ar->beacon_lock); data = (__le32 *)skb->data; if (cvif->beacon) @@ -1588,43 +1656,14 @@ found: goto err_unlock; } - ht1 = AR9170_MAC_BCN_HT1_TX_ANT0; - rate = &txinfo->control.rates[0]; - carl9170_tx_rate_tpc_chains(ar, txinfo, rate, &plcp, &power, &chains); - if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) { - if (plcp <= AR9170_TX_PHY_RATE_CCK_11M) - plcp |= ((skb->len + FCS_LEN) << (3 + 16)) + 0x0400; - else - plcp |= ((skb->len + FCS_LEN) << 16) + 0x0010; - } else { - ht1 |= AR9170_MAC_BCN_HT1_HT_EN; - if (rate->flags & IEEE80211_TX_RC_SHORT_GI) - plcp |= AR9170_MAC_BCN_HT2_SGI; - - if (rate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH) { - ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_SHARED; - plcp |= AR9170_MAC_BCN_HT2_BW40; - } - if (rate->flags & IEEE80211_TX_RC_DUP_DATA) { - ht1 |= AR9170_MAC_BCN_HT1_BWC_40M_DUP; - plcp |= AR9170_MAC_BCN_HT2_BW40; - } - - SET_VAL(AR9170_MAC_BCN_HT2_LEN, plcp, skb->len + FCS_LEN); - } - - SET_VAL(AR9170_MAC_BCN_HT1_PWR_CTRL, ht1, 7); - SET_VAL(AR9170_MAC_BCN_HT1_TPC, ht1, power); - SET_VAL(AR9170_MAC_BCN_HT1_CHAIN_MASK, ht1, chains); - if (chains == AR9170_TX_PHY_TXCHAIN_2) - ht1 |= AR9170_MAC_BCN_HT1_TX_ANT1; + ht_rate = carl9170_tx_beacon_physet(ar, skb, &ht1, &plcp); carl9170_async_regwrite_begin(ar); carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT1, ht1); - if (!(txinfo->control.rates[0].flags & IEEE80211_TX_RC_MCS)) - carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, plcp); - else + if (ht_rate) carl9170_async_regwrite(AR9170_MAC_REG_BCN_HT2, plcp); + else + carl9170_async_regwrite(AR9170_MAC_REG_BCN_PLCP, plcp); for (i = 0; i < DIV_ROUND_UP(skb->len, 4); i++) { /* diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index 307bc0ddff9..f35c7f30f9a 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -773,7 +773,7 @@ void carl9170_usb_stop(struct ar9170 *ar) complete_all(&ar->cmd_wait); /* This is required to prevent an early completion on _start */ - INIT_COMPLETION(ar->cmd_wait); + reinit_completion(&ar->cmd_wait); /* * Note: @@ -1076,8 +1076,14 @@ static int carl9170_usb_probe(struct usb_interface *intf, carl9170_set_state(ar, CARL9170_STOPPED); - return request_firmware_nowait(THIS_MODULE, 1, CARL9170FW_NAME, + err = request_firmware_nowait(THIS_MODULE, 1, CARL9170FW_NAME, &ar->udev->dev, GFP_KERNEL, ar, carl9170_usb_firmware_step2); + if (err) { + usb_put_dev(udev); + usb_put_dev(udev); + carl9170_free(ar); + } + return err; } static void carl9170_usb_disconnect(struct usb_interface *intf) diff --git a/drivers/net/wireless/ath/carl9170/version.h b/drivers/net/wireless/ath/carl9170/version.h index 2ec3e9191e4..2282847d4bb 100644 --- a/drivers/net/wireless/ath/carl9170/version.h +++ b/drivers/net/wireless/ath/carl9170/version.h @@ -1,7 +1,7 @@ #ifndef __CARL9170_SHARED_VERSION_H #define __CARL9170_SHARED_VERSION_H #define CARL9170FW_VERSION_YEAR 12 -#define CARL9170FW_VERSION_MONTH 7 -#define CARL9170FW_VERSION_DAY 7 -#define CARL9170FW_VERSION_GIT "1.9.6" +#define CARL9170FW_VERSION_MONTH 12 +#define CARL9170FW_VERSION_DAY 15 +#define CARL9170FW_VERSION_GIT "1.9.7" #endif /* __CARL9170_SHARED_VERSION_H */ diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c index 24877b00cbf..650be79c7ac 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c +++ b/drivers/net/wireless/ath/dfs_pattern_detector.c @@ -19,6 +19,7 @@ #include "dfs_pattern_detector.h" #include "dfs_pri_detector.h" +#include "ath.h" /* * tolerated deviation of radar time stamp in usecs on both sides @@ -72,9 +73,52 @@ static const struct radar_types etsi_radar_types_v15 = { .radar_types = etsi_radar_ref_types_v15, }; -/* for now, we support ETSI radar types, FCC and JP are TODO */ +#define FCC_PATTERN(ID, WMIN, WMAX, PMIN, PMAX, PRF, PPB) \ +{ \ + ID, WIDTH_LOWER(WMIN), WIDTH_UPPER(WMAX), \ + PMIN - PRI_TOLERANCE, \ + PMAX * PRF + PRI_TOLERANCE, PRF, PPB * PRF, \ + PPB_THRESH(PPB), PRI_TOLERANCE, \ +} + +static const struct radar_detector_specs fcc_radar_ref_types[] = { + FCC_PATTERN(0, 0, 1, 1428, 1428, 1, 18), + FCC_PATTERN(1, 0, 5, 150, 230, 1, 23), + FCC_PATTERN(2, 6, 10, 200, 500, 1, 16), + FCC_PATTERN(3, 11, 20, 200, 500, 1, 12), + FCC_PATTERN(4, 50, 100, 1000, 2000, 20, 1), + FCC_PATTERN(5, 0, 1, 333, 333, 1, 9), +}; + +static const struct radar_types fcc_radar_types = { + .region = NL80211_DFS_FCC, + .num_radar_types = ARRAY_SIZE(fcc_radar_ref_types), + .radar_types = fcc_radar_ref_types, +}; + +#define JP_PATTERN FCC_PATTERN +static const struct radar_detector_specs jp_radar_ref_types[] = { + JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18), + JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18), + JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18), + JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18), + JP_PATTERN(4, 0, 5, 150, 230, 1, 23), + JP_PATTERN(5, 6, 10, 200, 500, 1, 16), + JP_PATTERN(6, 11, 20, 200, 500, 1, 12), + JP_PATTERN(7, 50, 100, 1000, 2000, 20, 1), + JP_PATTERN(5, 0, 1, 333, 333, 1, 9), +}; + +static const struct radar_types jp_radar_types = { + .region = NL80211_DFS_JP, + .num_radar_types = ARRAY_SIZE(jp_radar_ref_types), + .radar_types = jp_radar_ref_types, +}; + static const struct radar_types *dfs_domains[] = { &etsi_radar_types_v15, + &fcc_radar_types, + &jp_radar_types, }; /** @@ -143,14 +187,14 @@ channel_detector_create(struct dfs_pattern_detector *dpd, u16 freq) u32 sz, i; struct channel_detector *cd; - cd = kmalloc(sizeof(*cd), GFP_KERNEL); + cd = kmalloc(sizeof(*cd), GFP_ATOMIC); if (cd == NULL) goto fail; INIT_LIST_HEAD(&cd->head); cd->freq = freq; sz = sizeof(cd->detectors) * dpd->num_radar_types; - cd->detectors = kzalloc(sz, GFP_KERNEL); + cd->detectors = kzalloc(sz, GFP_ATOMIC); if (cd->detectors == NULL) goto fail; @@ -165,7 +209,8 @@ channel_detector_create(struct dfs_pattern_detector *dpd, u16 freq) return cd; fail: - pr_err("failed to allocate channel_detector for freq=%d\n", freq); + ath_dbg(dpd->common, DFS, + "failed to allocate channel_detector for freq=%d\n", freq); channel_detector_exit(dpd, cd); return NULL; } @@ -216,34 +261,34 @@ static bool dpd_add_pulse(struct dfs_pattern_detector *dpd, struct pulse_event *event) { u32 i; - bool ts_wraparound; struct channel_detector *cd; - if (dpd->region == NL80211_DFS_UNSET) { - /* - * pulses received for a non-supported or un-initialized - * domain are treated as detected radars - */ + /* + * pulses received for a non-supported or un-initialized + * domain are treated as detected radars for fail-safety + */ + if (dpd->region == NL80211_DFS_UNSET) return true; - } cd = channel_detector_get(dpd, event->freq); if (cd == NULL) return false; - ts_wraparound = (event->ts < dpd->last_pulse_ts); dpd->last_pulse_ts = event->ts; - if (ts_wraparound) { - /* - * reset detector on time stamp wraparound - * with monotonic time stamps, this should never happen - */ - pr_warn("DFS: time stamp wraparound detected, resetting\n"); + /* reset detector on time stamp wraparound, caused by TSF reset */ + if (event->ts < dpd->last_pulse_ts) dpd_reset(dpd); - } + /* do type individual pattern matching */ for (i = 0; i < dpd->num_radar_types; i++) { - if (cd->detectors[i]->add_pulse(cd->detectors[i], event) != 0) { + struct pri_detector *pd = cd->detectors[i]; + struct pri_sequence *ps = pd->add_pulse(pd, event); + if (ps != NULL) { + ath_dbg(dpd->common, DFS, + "DFS: radar found on freq=%d: id=%d, pri=%d, " + "count=%d, count_false=%d\n", + event->freq, pd->rs->type_id, + ps->pri, ps->count, ps->count_falses); channel_detector_reset(dpd, cd); return true; } @@ -251,6 +296,12 @@ dpd_add_pulse(struct dfs_pattern_detector *dpd, struct pulse_event *event) return false; } +static struct ath_dfs_pool_stats +dpd_get_stats(struct dfs_pattern_detector *dpd) +{ + return global_dfs_pool_stats; +} + static bool dpd_set_domain(struct dfs_pattern_detector *dpd, enum nl80211_dfs_regions region) { @@ -281,25 +332,31 @@ static struct dfs_pattern_detector default_dpd = { .exit = dpd_exit, .set_dfs_domain = dpd_set_domain, .add_pulse = dpd_add_pulse, + .get_stats = dpd_get_stats, .region = NL80211_DFS_UNSET, }; struct dfs_pattern_detector * -dfs_pattern_detector_init(enum nl80211_dfs_regions region) +dfs_pattern_detector_init(struct ath_common *common, + enum nl80211_dfs_regions region) { struct dfs_pattern_detector *dpd; + + if (!config_enabled(CONFIG_CFG80211_CERTIFICATION_ONUS)) + return NULL; + dpd = kmalloc(sizeof(*dpd), GFP_KERNEL); - if (dpd == NULL) { - pr_err("allocation of dfs_pattern_detector failed\n"); + if (dpd == NULL) return NULL; - } + *dpd = default_dpd; INIT_LIST_HEAD(&dpd->channel_detectors); + dpd->common = common; if (dpd->set_dfs_domain(dpd, region)) return dpd; - pr_err("Could not set DFS domain to %d. ", region); + ath_dbg(common, DFS,"Could not set DFS domain to %d", region); kfree(dpd); return NULL; } diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.h b/drivers/net/wireless/ath/dfs_pattern_detector.h index cda52f39f28..dde2652b787 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.h +++ b/drivers/net/wireless/ath/dfs_pattern_detector.h @@ -22,6 +22,19 @@ #include <linux/nl80211.h> /** + * struct ath_dfs_pool_stats - DFS Statistics for global pools + */ +struct ath_dfs_pool_stats { + u32 pool_reference; + u32 pulse_allocated; + u32 pulse_alloc_error; + u32 pulse_used; + u32 pseq_allocated; + u32 pseq_alloc_error; + u32 pseq_used; +}; + +/** * struct pulse_event - describing pulses reported by PHY * @ts: pulse time stamp in us * @freq: channel frequency in MHz @@ -77,9 +90,12 @@ struct dfs_pattern_detector { bool (*add_pulse)(struct dfs_pattern_detector *dpd, struct pulse_event *pe); + struct ath_dfs_pool_stats (*get_stats)(struct dfs_pattern_detector *dpd); enum nl80211_dfs_regions region; u8 num_radar_types; u64 last_pulse_ts; + /* needed for ath_dbg() */ + struct ath_common *common; const struct radar_detector_specs *radar_spec; struct list_head channel_detectors; @@ -90,15 +106,7 @@ struct dfs_pattern_detector { * @param region: DFS domain to be used, can be NL80211_DFS_UNSET at creation * @return instance pointer on success, NULL otherwise */ -#if defined(CONFIG_ATH9K_DFS_CERTIFIED) extern struct dfs_pattern_detector * -dfs_pattern_detector_init(enum nl80211_dfs_regions region); -#else -static inline struct dfs_pattern_detector * -dfs_pattern_detector_init(enum nl80211_dfs_regions region) -{ - return NULL; -} -#endif /* CONFIG_ATH9K_DFS_CERTIFIED */ - +dfs_pattern_detector_init(struct ath_common *common, + enum nl80211_dfs_regions region); #endif /* DFS_PATTERN_DETECTOR_H */ diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/dfs_pri_detector.c index 91b8dceeadb..43b60817888 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c +++ b/drivers/net/wireless/ath/dfs_pri_detector.c @@ -17,32 +17,14 @@ #include <linux/slab.h> #include <linux/spinlock.h> -#include "ath9k.h" +#include "ath.h" #include "dfs_pattern_detector.h" #include "dfs_pri_detector.h" -#include "dfs_debug.h" -/** - * struct pri_sequence - sequence of pulses matching one PRI - * @head: list_head - * @pri: pulse repetition interval (PRI) in usecs - * @dur: duration of sequence in usecs - * @count: number of pulses in this sequence - * @count_falses: number of not matching pulses in this sequence - * @first_ts: time stamp of first pulse in usecs - * @last_ts: time stamp of last pulse in usecs - * @deadline_ts: deadline when this sequence becomes invalid (first_ts + dur) - */ -struct pri_sequence { - struct list_head head; - u32 pri; - u32 dur; - u32 count; - u32 count_falses; - u64 first_ts; - u64 last_ts; - u64 deadline_ts; -}; +struct ath_dfs_pool_stats global_dfs_pool_stats = {}; + +#define DFS_POOL_STAT_INC(c) (global_dfs_pool_stats.c++) +#define DFS_POOL_STAT_DEC(c) (global_dfs_pool_stats.c--) /** * struct pulse_elem - elements in pulse queue @@ -218,7 +200,7 @@ static bool pulse_queue_enqueue(struct pri_detector *pde, u64 ts) { struct pulse_elem *p = pool_get_pulse_elem(); if (p == NULL) { - p = kmalloc(sizeof(*p), GFP_KERNEL); + p = kmalloc(sizeof(*p), GFP_ATOMIC); if (p == NULL) { DFS_POOL_STAT_INC(pulse_alloc_error); return false; @@ -299,7 +281,7 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde, ps.deadline_ts = ps.first_ts + ps.dur; new_ps = pool_get_pseq_elem(); if (new_ps == NULL) { - new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL); + new_ps = kmalloc(sizeof(*new_ps), GFP_ATOMIC); if (new_ps == NULL) { DFS_POOL_STAT_INC(pseq_alloc_error); return false; @@ -393,8 +375,8 @@ static void pri_detector_exit(struct pri_detector *de) kfree(de); } -static bool pri_detector_add_pulse(struct pri_detector *de, - struct pulse_event *event) +static struct pri_sequence *pri_detector_add_pulse(struct pri_detector *de, + struct pulse_event *event) { u32 max_updated_seq; struct pri_sequence *ps; @@ -403,38 +385,33 @@ static bool pri_detector_add_pulse(struct pri_detector *de, /* ignore pulses not within width range */ if ((rs->width_min > event->width) || (rs->width_max < event->width)) - return false; + return NULL; if ((ts - de->last_ts) < rs->max_pri_tolerance) /* if delta to last pulse is too short, don't use this pulse */ - return false; + return NULL; de->last_ts = ts; max_updated_seq = pseq_handler_add_to_existing_seqs(de, ts); if (!pseq_handler_create_sequences(de, ts, max_updated_seq)) { - pr_err("failed to create pulse sequences\n"); pri_detector_reset(de, ts); - return false; + return NULL; } ps = pseq_handler_check_detection(de); - if (ps != NULL) { - pr_info("DFS: radar found: pri=%d, count=%d, count_false=%d\n", - ps->pri, ps->count, ps->count_falses); - pri_detector_reset(de, ts); - return true; - } - pulse_queue_enqueue(de, ts); - return false; + if (ps == NULL) + pulse_queue_enqueue(de, ts); + + return ps; } -struct pri_detector * -pri_detector_init(const struct radar_detector_specs *rs) +struct pri_detector *pri_detector_init(const struct radar_detector_specs *rs) { struct pri_detector *de; - de = kzalloc(sizeof(*de), GFP_KERNEL); + + de = kzalloc(sizeof(*de), GFP_ATOMIC); if (de == NULL) return NULL; de->exit = pri_detector_exit; diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.h b/drivers/net/wireless/ath/dfs_pri_detector.h index 81cde9f28e4..79f0fff4d1e 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.h +++ b/drivers/net/wireless/ath/dfs_pri_detector.h @@ -19,10 +19,34 @@ #include <linux/list.h> +extern struct ath_dfs_pool_stats global_dfs_pool_stats; + +/** + * struct pri_sequence - sequence of pulses matching one PRI + * @head: list_head + * @pri: pulse repetition interval (PRI) in usecs + * @dur: duration of sequence in usecs + * @count: number of pulses in this sequence + * @count_falses: number of not matching pulses in this sequence + * @first_ts: time stamp of first pulse in usecs + * @last_ts: time stamp of last pulse in usecs + * @deadline_ts: deadline when this sequence becomes invalid (first_ts + dur) + */ +struct pri_sequence { + struct list_head head; + u32 pri; + u32 dur; + u32 count; + u32 count_falses; + u64 first_ts; + u64 last_ts; + u64 deadline_ts; +}; + /** * struct pri_detector - PRI detector element for a dedicated radar type * @exit(): destructor - * @add_pulse(): add pulse event, returns true if pattern was detected + * @add_pulse(): add pulse event, returns pri_sequence if pattern was detected * @reset(): clear states and reset to given time stamp * @rs: detector specs for this detector element * @last_ts: last pulse time stamp considered for this element in usecs @@ -34,7 +58,8 @@ */ struct pri_detector { void (*exit) (struct pri_detector *de); - bool (*add_pulse)(struct pri_detector *de, struct pulse_event *e); + struct pri_sequence * + (*add_pulse)(struct pri_detector *de, struct pulse_event *e); void (*reset) (struct pri_detector *de, u64 ts); /* private: internal use only */ diff --git a/drivers/net/wireless/ath/hw.c b/drivers/net/wireless/ath/hw.c index 39e8a590d7f..eae9abf540a 100644 --- a/drivers/net/wireless/ath/hw.c +++ b/drivers/net/wireless/ath/hw.c @@ -118,6 +118,12 @@ void ath_hw_setbssidmask(struct ath_common *common) { void *ah = common->ah; + u32 id1; + + REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(common->macaddr)); + id1 = REG_READ(ah, AR_STA_ID1) & ~AR_STA_ID1_SADH_MASK; + id1 |= get_unaligned_le16(common->macaddr + 4); + REG_WRITE(ah, AR_STA_ID1, id1); REG_WRITE(ah, AR_BSSMSKL, get_unaligned_le32(common->bssidmask)); REG_WRITE(ah, AR_BSSMSKU, get_unaligned_le16(common->bssidmask + 4)); diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c index 5c54aa43ca2..1816b4e7dc2 100644 --- a/drivers/net/wireless/ath/key.c +++ b/drivers/net/wireless/ath/key.c @@ -45,7 +45,8 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry) void *ah = common->ah; if (entry >= common->keymax) { - ath_err(common, "keycache entry %u out of range\n", entry); + ath_err(common, "keyreset: keycache entry %u out of range\n", + entry); return false; } @@ -91,7 +92,8 @@ static bool ath_hw_keysetmac(struct ath_common *common, void *ah = common->ah; if (entry >= common->keymax) { - ath_err(common, "keycache entry %u out of range\n", entry); + ath_err(common, "keysetmac: keycache entry %u out of range\n", + entry); return false; } @@ -133,7 +135,8 @@ static bool ath_hw_set_keycache_entry(struct ath_common *common, u16 entry, u32 keyType; if (entry >= common->keymax) { - ath_err(common, "keycache entry %u out of range\n", entry); + ath_err(common, "set-entry: keycache entry %u out of range\n", + entry); return false; } diff --git a/drivers/net/wireless/ath/main.c b/drivers/net/wireless/ath/main.c index 8e99540cd90..8b0ac14d5c3 100644 --- a/drivers/net/wireless/ath/main.c +++ b/drivers/net/wireless/ath/main.c @@ -59,6 +59,14 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common, } EXPORT_SYMBOL(ath_rxbuf_alloc); +bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr) +{ + return ieee80211_is_beacon(hdr->frame_control) && + !is_zero_ether_addr(common->curbssid) && + ether_addr_equal_64bits(hdr->addr3, common->curbssid); +} +EXPORT_SYMBOL(ath_is_mybeacon); + void ath_printk(const char *level, const struct ath_common* common, const char *fmt, ...) { diff --git a/drivers/net/wireless/ath/reg.h b/drivers/net/wireless/ath/reg.h index 298e53f3fa4..3ad4c774bd2 100644 --- a/drivers/net/wireless/ath/reg.h +++ b/drivers/net/wireless/ath/reg.h @@ -23,6 +23,10 @@ #define AR_MIBC_CMC 0x00000004 #define AR_MIBC_MCS 0x00000008 +#define AR_STA_ID0 0x8000 +#define AR_STA_ID1 0x8004 +#define AR_STA_ID1_SADH_MASK 0x0000ffff + /* * BSSID mask registers. See ath_hw_set_bssid_mask() * for detailed documentation about these registers. diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c index d81698015bf..415393dfb6f 100644 --- a/drivers/net/wireless/ath/regd.c +++ b/drivers/net/wireless/ath/regd.c @@ -37,17 +37,18 @@ static int __ath_regd_init(struct ath_regulatory *reg); /* We enable active scan on these a case by case basis by regulatory domain */ #define ATH9K_2GHZ_CH12_13 REG_RULE(2467-10, 2472+10, 40, 0, 20,\ - NL80211_RRF_PASSIVE_SCAN) + NL80211_RRF_NO_IR) #define ATH9K_2GHZ_CH14 REG_RULE(2484-10, 2484+10, 40, 0, 20,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_OFDM) + NL80211_RRF_NO_IR | \ + NL80211_RRF_NO_OFDM) /* We allow IBSS on these on a case by case basis by regulatory domain */ -#define ATH9K_5GHZ_5150_5350 REG_RULE(5150-10, 5350+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) -#define ATH9K_5GHZ_5470_5850 REG_RULE(5470-10, 5850+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) -#define ATH9K_5GHZ_5725_5850 REG_RULE(5725-10, 5850+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) +#define ATH9K_5GHZ_5150_5350 REG_RULE(5150-10, 5350+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) +#define ATH9K_5GHZ_5470_5850 REG_RULE(5470-10, 5850+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) +#define ATH9K_5GHZ_5725_5850 REG_RULE(5725-10, 5850+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) #define ATH9K_2GHZ_ALL ATH9K_2GHZ_CH01_11, \ ATH9K_2GHZ_CH12_13, \ @@ -113,6 +114,87 @@ static const struct ieee80211_regdomain ath_world_regdom_67_68_6A_6C = { } }; +static bool dynamic_country_user_possible(struct ath_regulatory *reg) +{ + if (config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_CERT_TESTING)) + return true; + + switch (reg->country_code) { + case CTRY_UNITED_STATES: + case CTRY_JAPAN1: + case CTRY_JAPAN2: + case CTRY_JAPAN3: + case CTRY_JAPAN4: + case CTRY_JAPAN5: + case CTRY_JAPAN6: + case CTRY_JAPAN7: + case CTRY_JAPAN8: + case CTRY_JAPAN9: + case CTRY_JAPAN10: + case CTRY_JAPAN11: + case CTRY_JAPAN12: + case CTRY_JAPAN13: + case CTRY_JAPAN14: + case CTRY_JAPAN15: + case CTRY_JAPAN16: + case CTRY_JAPAN17: + case CTRY_JAPAN18: + case CTRY_JAPAN19: + case CTRY_JAPAN20: + case CTRY_JAPAN21: + case CTRY_JAPAN22: + case CTRY_JAPAN23: + case CTRY_JAPAN24: + case CTRY_JAPAN25: + case CTRY_JAPAN26: + case CTRY_JAPAN27: + case CTRY_JAPAN28: + case CTRY_JAPAN29: + case CTRY_JAPAN30: + case CTRY_JAPAN31: + case CTRY_JAPAN32: + case CTRY_JAPAN33: + case CTRY_JAPAN34: + case CTRY_JAPAN35: + case CTRY_JAPAN36: + case CTRY_JAPAN37: + case CTRY_JAPAN38: + case CTRY_JAPAN39: + case CTRY_JAPAN40: + case CTRY_JAPAN41: + case CTRY_JAPAN42: + case CTRY_JAPAN43: + case CTRY_JAPAN44: + case CTRY_JAPAN45: + case CTRY_JAPAN46: + case CTRY_JAPAN47: + case CTRY_JAPAN48: + case CTRY_JAPAN49: + case CTRY_JAPAN50: + case CTRY_JAPAN51: + case CTRY_JAPAN52: + case CTRY_JAPAN53: + case CTRY_JAPAN54: + case CTRY_JAPAN55: + case CTRY_JAPAN56: + case CTRY_JAPAN57: + case CTRY_JAPAN58: + case CTRY_JAPAN59: + return false; + } + + return true; +} + +static bool ath_reg_dyn_country_user_allow(struct ath_regulatory *reg) +{ + if (!config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_REG_HINTS)) + return false; + if (!dynamic_country_user_possible(reg)) + return false; + return true; +} + static inline bool is_wwr_sku(u16 regd) { return ((regd & COUNTRY_ERD_FLAG) != COUNTRY_ERD_FLAG) && @@ -140,7 +222,7 @@ static const struct ieee80211_regdomain *ath_default_world_regdomain(void) static const struct ieee80211_regdomain *ath_world_regdomain(struct ath_regulatory *reg) { - switch (reg->regpair->regDmnEnum) { + switch (reg->regpair->reg_domain) { case 0x60: case 0x61: case 0x62: @@ -177,125 +259,139 @@ static bool ath_is_radar_freq(u16 center_freq) return (center_freq >= 5260 && center_freq <= 5700); } +static void ath_force_clear_no_ir_chan(struct wiphy *wiphy, + struct ieee80211_channel *ch) +{ + const struct ieee80211_reg_rule *reg_rule; + + reg_rule = freq_reg_info(wiphy, MHZ_TO_KHZ(ch->center_freq)); + if (IS_ERR(reg_rule)) + return; + + if (!(reg_rule->flags & NL80211_RRF_NO_IR)) + if (ch->flags & IEEE80211_CHAN_NO_IR) + ch->flags &= ~IEEE80211_CHAN_NO_IR; +} + +static void ath_force_clear_no_ir_freq(struct wiphy *wiphy, u16 center_freq) +{ + struct ieee80211_channel *ch; + + ch = ieee80211_get_channel(wiphy, center_freq); + if (!ch) + return; + + ath_force_clear_no_ir_chan(wiphy, ch); +} + +static void ath_force_no_ir_chan(struct ieee80211_channel *ch) +{ + ch->flags |= IEEE80211_CHAN_NO_IR; +} + +static void ath_force_no_ir_freq(struct wiphy *wiphy, u16 center_freq) +{ + struct ieee80211_channel *ch; + + ch = ieee80211_get_channel(wiphy, center_freq); + if (!ch) + return; + + ath_force_no_ir_chan(ch); +} + +static void +__ath_reg_apply_beaconing_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, + enum nl80211_reg_initiator initiator, + struct ieee80211_channel *ch) +{ + if (ath_is_radar_freq(ch->center_freq) || + (ch->flags & IEEE80211_CHAN_RADAR)) + return; + + switch (initiator) { + case NL80211_REGDOM_SET_BY_COUNTRY_IE: + ath_force_clear_no_ir_chan(wiphy, ch); + break; + case NL80211_REGDOM_SET_BY_USER: + if (ath_reg_dyn_country_user_allow(reg)) + ath_force_clear_no_ir_chan(wiphy, ch); + break; + default: + if (ch->beacon_found) + ch->flags &= ~IEEE80211_CHAN_NO_IR; + } +} + /* - * N.B: These exception rules do not apply radar freqs. + * These exception rules do not apply radar frequencies. * - * - We enable adhoc (or beaconing) if allowed by 11d - * - We enable active scan if the channel is allowed by 11d + * - We enable initiating radiation if the country IE says its fine: * - If no country IE has been processed and a we determine we have - * received a beacon on a channel we can enable active scan and - * adhoc (or beaconing). + * received a beacon on a channel we can enable initiating radiation. */ static void ath_reg_apply_beaconing_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, enum nl80211_reg_initiator initiator) { enum ieee80211_band band; struct ieee80211_supported_band *sband; - const struct ieee80211_reg_rule *reg_rule; struct ieee80211_channel *ch; unsigned int i; - u32 bandwidth = 0; - int r; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { - if (!wiphy->bands[band]) continue; - sband = wiphy->bands[band]; - for (i = 0; i < sband->n_channels; i++) { - ch = &sband->channels[i]; - - if (ath_is_radar_freq(ch->center_freq) || - (ch->flags & IEEE80211_CHAN_RADAR)) - continue; - - if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) { - r = freq_reg_info(wiphy, - ch->center_freq, - bandwidth, - ®_rule); - if (r) - continue; - /* - * If 11d had a rule for this channel ensure - * we enable adhoc/beaconing if it allows us to - * use it. Note that we would have disabled it - * by applying our static world regdomain by - * default during init, prior to calling our - * regulatory_hint(). - */ - if (!(reg_rule->flags & - NL80211_RRF_NO_IBSS)) - ch->flags &= - ~IEEE80211_CHAN_NO_IBSS; - if (!(reg_rule->flags & - NL80211_RRF_PASSIVE_SCAN)) - ch->flags &= - ~IEEE80211_CHAN_PASSIVE_SCAN; - } else { - if (ch->beacon_found) - ch->flags &= ~(IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN); - } + __ath_reg_apply_beaconing_flags(wiphy, reg, + initiator, ch); } } - } -/* Allows active scan scan on Ch 12 and 13 */ +/** + * ath_reg_apply_ir_flags() + * @wiphy: the wiphy to use + * @initiator: the regulatory hint initiator + * + * If no country IE has been received always enable passive scan + * and no-ibss on these channels. This is only done for specific + * regulatory SKUs. + * + * If a country IE has been received check its rule for this + * channel first before enabling active scan. The passive scan + * would have been enforced by the initial processing of our + * custom regulatory domain. + */ static void -ath_reg_apply_active_scan_flags(struct wiphy *wiphy, - enum nl80211_reg_initiator initiator) +ath_reg_apply_ir_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, + enum nl80211_reg_initiator initiator) { struct ieee80211_supported_band *sband; - struct ieee80211_channel *ch; - const struct ieee80211_reg_rule *reg_rule; - u32 bandwidth = 0; - int r; sband = wiphy->bands[IEEE80211_BAND_2GHZ]; if (!sband) return; - /* - * If no country IE has been received always enable active scan - * on these channels. This is only done for specific regulatory SKUs - */ - if (initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE) { - ch = &sband->channels[11]; /* CH 12 */ - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - ch = &sband->channels[12]; /* CH 13 */ - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - return; - } - - /* - * If a country IE has been received check its rule for this - * channel first before enabling active scan. The passive scan - * would have been enforced by the initial processing of our - * custom regulatory domain. - */ - - ch = &sband->channels[11]; /* CH 12 */ - r = freq_reg_info(wiphy, ch->center_freq, bandwidth, ®_rule); - if (!r) { - if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN)) - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - } - - ch = &sband->channels[12]; /* CH 13 */ - r = freq_reg_info(wiphy, ch->center_freq, bandwidth, ®_rule); - if (!r) { - if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN)) - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; + switch(initiator) { + case NL80211_REGDOM_SET_BY_COUNTRY_IE: + ath_force_clear_no_ir_freq(wiphy, 2467); + ath_force_clear_no_ir_freq(wiphy, 2472); + break; + case NL80211_REGDOM_SET_BY_USER: + if (!ath_reg_dyn_country_user_allow(reg)) + break; + ath_force_clear_no_ir_freq(wiphy, 2467); + ath_force_clear_no_ir_freq(wiphy, 2472); + break; + default: + ath_force_no_ir_freq(wiphy, 2467); + ath_force_no_ir_freq(wiphy, 2472); } } @@ -327,8 +423,7 @@ static void ath_reg_apply_radar_flags(struct wiphy *wiphy) */ if (!(ch->flags & IEEE80211_CHAN_DISABLED)) ch->flags |= IEEE80211_CHAN_RADAR | - IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN; + IEEE80211_CHAN_NO_IR; } } @@ -336,18 +431,21 @@ static void ath_reg_apply_world_flags(struct wiphy *wiphy, enum nl80211_reg_initiator initiator, struct ath_regulatory *reg) { - switch (reg->regpair->regDmnEnum) { + switch (reg->regpair->reg_domain) { case 0x60: case 0x63: case 0x66: case 0x67: case 0x6C: - ath_reg_apply_beaconing_flags(wiphy, initiator); + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); break; case 0x68: - ath_reg_apply_beaconing_flags(wiphy, initiator); - ath_reg_apply_active_scan_flags(wiphy, initiator); + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); + ath_reg_apply_ir_flags(wiphy, reg, initiator); break; + default: + if (ath_reg_dyn_country_user_allow(reg)) + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); } } @@ -363,14 +461,49 @@ static u16 ath_regd_find_country_by_name(char *alpha2) return -1; } -int ath_reg_notifier_apply(struct wiphy *wiphy, - struct regulatory_request *request, - struct ath_regulatory *reg) +static int __ath_reg_dyn_country(struct wiphy *wiphy, + struct ath_regulatory *reg, + struct regulatory_request *request) { - struct ath_common *common = container_of(reg, struct ath_common, - regulatory); u16 country_code; + if (request->initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE && + !ath_is_world_regd(reg)) + return -EINVAL; + + country_code = ath_regd_find_country_by_name(request->alpha2); + if (country_code == (u16) -1) + return -EINVAL; + + reg->current_rd = COUNTRY_ERD_FLAG; + reg->current_rd |= country_code; + + __ath_regd_init(reg); + + ath_reg_apply_world_flags(wiphy, request->initiator, reg); + + return 0; +} + +static void ath_reg_dyn_country(struct wiphy *wiphy, + struct ath_regulatory *reg, + struct regulatory_request *request) +{ + if (__ath_reg_dyn_country(wiphy, reg, request)) + return; + + printk(KERN_DEBUG "ath: regdomain 0x%0x " + "dynamically updated by %s\n", + reg->current_rd, + reg_initiator_name(request->initiator)); +} + +void ath_reg_notifier_apply(struct wiphy *wiphy, + struct regulatory_request *request, + struct ath_regulatory *reg) +{ + struct ath_common *common = container_of(reg, struct ath_common, + regulatory); /* We always apply this */ ath_reg_apply_radar_flags(wiphy); @@ -380,7 +513,7 @@ int ath_reg_notifier_apply(struct wiphy *wiphy, * any pending requests in the queue. */ if (!request) - return 0; + return; switch (request->initiator) { case NL80211_REGDOM_SET_BY_CORE: @@ -395,29 +528,15 @@ int ath_reg_notifier_apply(struct wiphy *wiphy, sizeof(struct ath_regulatory)); break; case NL80211_REGDOM_SET_BY_DRIVER: + break; case NL80211_REGDOM_SET_BY_USER: + if (ath_reg_dyn_country_user_allow(reg)) + ath_reg_dyn_country(wiphy, reg, request); break; case NL80211_REGDOM_SET_BY_COUNTRY_IE: - if (!ath_is_world_regd(reg)) - break; - - country_code = ath_regd_find_country_by_name(request->alpha2); - if (country_code == (u16) -1) - break; - - reg->current_rd = COUNTRY_ERD_FLAG; - reg->current_rd |= country_code; - - printk(KERN_DEBUG "ath: regdomain 0x%0x updated by CountryIE\n", - reg->current_rd); - __ath_regd_init(reg); - - ath_reg_apply_world_flags(wiphy, request->initiator, reg); - + ath_reg_dyn_country(wiphy, reg, request); break; } - - return 0; } EXPORT_SYMBOL(ath_reg_notifier_apply); @@ -441,7 +560,7 @@ static bool ath_regd_is_eeprom_valid(struct ath_regulatory *reg) printk(KERN_DEBUG "ath: EEPROM indicates we " "should expect a direct regpair map\n"); for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) - if (regDomainPairs[i].regDmnEnum == rd) + if (regDomainPairs[i].reg_domain == rd) return true; } printk(KERN_DEBUG @@ -498,7 +617,7 @@ ath_get_regpair(int regdmn) if (regdmn == NO_ENUMRD) return NULL; for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { - if (regDomainPairs[i].regDmnEnum == regdmn) + if (regDomainPairs[i].reg_domain == regdmn) return ®DomainPairs[i]; } return NULL; @@ -507,13 +626,14 @@ ath_get_regpair(int regdmn) static int ath_regd_init_wiphy(struct ath_regulatory *reg, struct wiphy *wiphy, - int (*reg_notifier)(struct wiphy *wiphy, - struct regulatory_request *request)) + void (*reg_notifier)(struct wiphy *wiphy, + struct regulatory_request *request)) { const struct ieee80211_regdomain *regd; wiphy->reg_notifier = reg_notifier; - wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY; + wiphy->regulatory_flags |= REGULATORY_STRICT_REG | + REGULATORY_CUSTOM_REG; if (ath_is_world_regd(reg)) { /* @@ -521,7 +641,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg, * saved on the wiphy orig_* parameters */ regd = ath_world_regdomain(reg); - wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; + wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_FOLLOW_POWER; } else { /* * This gets applied in the case of the absence of CRDA, @@ -530,6 +650,7 @@ ath_regd_init_wiphy(struct ath_regulatory *reg, */ regd = ath_default_world_regdomain(); } + wiphy_apply_custom_regulatory(wiphy, regd); ath_reg_apply_radar_flags(wiphy); ath_reg_apply_world_flags(wiphy, NL80211_REGDOM_SET_BY_DRIVER, reg); @@ -620,7 +741,7 @@ static int __ath_regd_init(struct ath_regulatory *reg) printk(KERN_DEBUG "ath: Country alpha2 being used: %c%c\n", reg->alpha2[0], reg->alpha2[1]); printk(KERN_DEBUG "ath: Regpair used: 0x%0x\n", - reg->regpair->regDmnEnum); + reg->regpair->reg_domain); return 0; } @@ -628,8 +749,8 @@ static int __ath_regd_init(struct ath_regulatory *reg) int ath_regd_init(struct ath_regulatory *reg, struct wiphy *wiphy, - int (*reg_notifier)(struct wiphy *wiphy, - struct regulatory_request *request)) + void (*reg_notifier)(struct wiphy *wiphy, + struct regulatory_request *request)) { struct ath_common *common = container_of(reg, struct ath_common, regulatory); diff --git a/drivers/net/wireless/ath/regd.h b/drivers/net/wireless/ath/regd.h index 03a8268ccf2..37f53bd8fcb 100644 --- a/drivers/net/wireless/ath/regd.h +++ b/drivers/net/wireless/ath/regd.h @@ -252,12 +252,12 @@ enum CountryCode { bool ath_is_world_regd(struct ath_regulatory *reg); bool ath_is_49ghz_allowed(u16 redomain); int ath_regd_init(struct ath_regulatory *reg, struct wiphy *wiphy, - int (*reg_notifier)(struct wiphy *wiphy, - struct regulatory_request *request)); + void (*reg_notifier)(struct wiphy *wiphy, + struct regulatory_request *request)); u32 ath_regd_get_band_ctl(struct ath_regulatory *reg, enum ieee80211_band band); -int ath_reg_notifier_apply(struct wiphy *wiphy, - struct regulatory_request *request, - struct ath_regulatory *reg); +void ath_reg_notifier_apply(struct wiphy *wiphy, + struct regulatory_request *request, + struct ath_regulatory *reg); #endif diff --git a/drivers/net/wireless/ath/wcn36xx/Kconfig b/drivers/net/wireless/ath/wcn36xx/Kconfig new file mode 100644 index 00000000000..591ebaea826 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/Kconfig @@ -0,0 +1,16 @@ +config WCN36XX + tristate "Qualcomm Atheros WCN3660/3680 support" + depends on MAC80211 && HAS_DMA + ---help--- + This module adds support for wireless adapters based on + Qualcomm Atheros WCN3660 and WCN3680 mobile chipsets. + + If you choose to build a module, it'll be called wcn36xx. + +config WCN36XX_DEBUGFS + bool "WCN36XX debugfs support" + depends on WCN36XX + ---help--- + Enabled debugfs support + + If unsure, say Y to make it easier to debug problems. diff --git a/drivers/net/wireless/ath/wcn36xx/Makefile b/drivers/net/wireless/ath/wcn36xx/Makefile new file mode 100644 index 00000000000..50c43b4382b --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/Makefile @@ -0,0 +1,7 @@ +obj-$(CONFIG_WCN36XX) := wcn36xx.o +wcn36xx-y += main.o \ + dxe.o \ + txrx.o \ + smd.o \ + pmc.o \ + debug.o diff --git a/drivers/net/wireless/ath/wcn36xx/debug.c b/drivers/net/wireless/ath/wcn36xx/debug.c new file mode 100644 index 00000000000..ef44a2da644 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/debug.c @@ -0,0 +1,181 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/debugfs.h> +#include <linux/uaccess.h> +#include "wcn36xx.h" +#include "debug.h" +#include "pmc.h" + +#ifdef CONFIG_WCN36XX_DEBUGFS + +static ssize_t read_file_bool_bmps(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wcn36xx *wcn = file->private_data; + struct wcn36xx_vif *vif_priv = NULL; + struct ieee80211_vif *vif = NULL; + char buf[3]; + + list_for_each_entry(vif_priv, &wcn->vif_list, list) { + vif = container_of((void *)vif_priv, + struct ieee80211_vif, + drv_priv); + if (NL80211_IFTYPE_STATION == vif->type) { + if (vif_priv->pw_state == WCN36XX_BMPS) + buf[0] = '1'; + else + buf[0] = '0'; + break; + } + } + buf[1] = '\n'; + buf[2] = 0x00; + + return simple_read_from_buffer(user_buf, count, ppos, buf, 2); +} + +static ssize_t write_file_bool_bmps(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wcn36xx *wcn = file->private_data; + struct wcn36xx_vif *vif_priv = NULL; + struct ieee80211_vif *vif = NULL; + + char buf[32]; + int buf_size; + + buf_size = min(count, (sizeof(buf)-1)); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + + switch (buf[0]) { + case 'y': + case 'Y': + case '1': + list_for_each_entry(vif_priv, &wcn->vif_list, list) { + vif = container_of((void *)vif_priv, + struct ieee80211_vif, + drv_priv); + if (NL80211_IFTYPE_STATION == vif->type) { + wcn36xx_enable_keep_alive_null_packet(wcn, vif); + wcn36xx_pmc_enter_bmps_state(wcn, vif); + } + } + break; + case 'n': + case 'N': + case '0': + list_for_each_entry(vif_priv, &wcn->vif_list, list) { + vif = container_of((void *)vif_priv, + struct ieee80211_vif, + drv_priv); + if (NL80211_IFTYPE_STATION == vif->type) + wcn36xx_pmc_exit_bmps_state(wcn, vif); + } + break; + } + + return count; +} + +static const struct file_operations fops_wcn36xx_bmps = { + .open = simple_open, + .read = read_file_bool_bmps, + .write = write_file_bool_bmps, +}; + +static ssize_t write_file_dump(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wcn36xx *wcn = file->private_data; + char buf[255], *tmp; + int buf_size; + u32 arg[WCN36xx_MAX_DUMP_ARGS]; + int i; + + memset(buf, 0, sizeof(buf)); + memset(arg, 0, sizeof(arg)); + + buf_size = min(count, (sizeof(buf) - 1)); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + + tmp = buf; + + for (i = 0; i < WCN36xx_MAX_DUMP_ARGS; i++) { + char *begin; + begin = strsep(&tmp, " "); + if (begin == NULL) + break; + + if (kstrtou32(begin, 0, &arg[i]) != 0) + break; + } + + wcn36xx_info("DUMP args is %d %d %d %d %d\n", arg[0], arg[1], arg[2], + arg[3], arg[4]); + wcn36xx_smd_dump_cmd_req(wcn, arg[0], arg[1], arg[2], arg[3], arg[4]); + + return count; +} + +static const struct file_operations fops_wcn36xx_dump = { + .open = simple_open, + .write = write_file_dump, +}; + +#define ADD_FILE(name, mode, fop, priv_data) \ + do { \ + struct dentry *d; \ + d = debugfs_create_file(__stringify(name), \ + mode, dfs->rootdir, \ + priv_data, fop); \ + dfs->file_##name.dentry = d; \ + if (IS_ERR(d)) { \ + wcn36xx_warn("Create the debugfs entry failed");\ + dfs->file_##name.dentry = NULL; \ + } \ + } while (0) + + +void wcn36xx_debugfs_init(struct wcn36xx *wcn) +{ + struct wcn36xx_dfs_entry *dfs = &wcn->dfs; + + dfs->rootdir = debugfs_create_dir(KBUILD_MODNAME, + wcn->hw->wiphy->debugfsdir); + if (IS_ERR(dfs->rootdir)) { + wcn36xx_warn("Create the debugfs failed\n"); + dfs->rootdir = NULL; + } + + ADD_FILE(bmps_switcher, S_IRUSR | S_IWUSR, + &fops_wcn36xx_bmps, wcn); + ADD_FILE(dump, S_IWUSR, &fops_wcn36xx_dump, wcn); +} + +void wcn36xx_debugfs_exit(struct wcn36xx *wcn) +{ + struct wcn36xx_dfs_entry *dfs = &wcn->dfs; + debugfs_remove_recursive(dfs->rootdir); +} + +#endif /* CONFIG_WCN36XX_DEBUGFS */ diff --git a/drivers/net/wireless/ath/wcn36xx/debug.h b/drivers/net/wireless/ath/wcn36xx/debug.h new file mode 100644 index 00000000000..46307aa562d --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/debug.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WCN36XX_DEBUG_H_ +#define _WCN36XX_DEBUG_H_ + +#include <linux/kernel.h> + +#define WCN36xx_MAX_DUMP_ARGS 5 + +#ifdef CONFIG_WCN36XX_DEBUGFS +struct wcn36xx_dfs_file { + struct dentry *dentry; + u32 value; +}; + +struct wcn36xx_dfs_entry { + struct dentry *rootdir; + struct wcn36xx_dfs_file file_bmps_switcher; + struct wcn36xx_dfs_file file_dump; +}; + +void wcn36xx_debugfs_init(struct wcn36xx *wcn); +void wcn36xx_debugfs_exit(struct wcn36xx *wcn); + +#else +static inline void wcn36xx_debugfs_init(struct wcn36xx *wcn) +{ +} +static inline void wcn36xx_debugfs_exit(struct wcn36xx *wcn) +{ +} + +#endif /* CONFIG_WCN36XX_DEBUGFS */ + +#endif /* _WCN36XX_DEBUG_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c new file mode 100644 index 00000000000..73f12f196f1 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/dxe.c @@ -0,0 +1,813 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* DXE - DMA transfer engine + * we have 2 channels(High prio and Low prio) for TX and 2 channels for RX. + * through low channels data packets are transfered + * through high channels managment packets are transfered + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/interrupt.h> +#include "wcn36xx.h" +#include "txrx.h" + +void *wcn36xx_dxe_get_next_bd(struct wcn36xx *wcn, bool is_low) +{ + struct wcn36xx_dxe_ch *ch = is_low ? + &wcn->dxe_tx_l_ch : + &wcn->dxe_tx_h_ch; + + return ch->head_blk_ctl->bd_cpu_addr; +} + +static void wcn36xx_dxe_write_register(struct wcn36xx *wcn, int addr, int data) +{ + wcn36xx_dbg(WCN36XX_DBG_DXE, + "wcn36xx_dxe_write_register: addr=%x, data=%x\n", + addr, data); + + writel(data, wcn->mmio + addr); +} + +#define wcn36xx_dxe_write_register_x(wcn, reg, reg_data) \ +do { \ + if (wcn->chip_version == WCN36XX_CHIP_3680) \ + wcn36xx_dxe_write_register(wcn, reg ## _3680, reg_data); \ + else \ + wcn36xx_dxe_write_register(wcn, reg ## _3660, reg_data); \ +} while (0) \ + +static void wcn36xx_dxe_read_register(struct wcn36xx *wcn, int addr, int *data) +{ + *data = readl(wcn->mmio + addr); + + wcn36xx_dbg(WCN36XX_DBG_DXE, + "wcn36xx_dxe_read_register: addr=%x, data=%x\n", + addr, *data); +} + +static void wcn36xx_dxe_free_ctl_block(struct wcn36xx_dxe_ch *ch) +{ + struct wcn36xx_dxe_ctl *ctl = ch->head_blk_ctl, *next; + int i; + + for (i = 0; i < ch->desc_num && ctl; i++) { + next = ctl->next; + kfree(ctl); + ctl = next; + } +} + +static int wcn36xx_dxe_allocate_ctl_block(struct wcn36xx_dxe_ch *ch) +{ + struct wcn36xx_dxe_ctl *prev_ctl = NULL; + struct wcn36xx_dxe_ctl *cur_ctl = NULL; + int i; + + for (i = 0; i < ch->desc_num; i++) { + cur_ctl = kzalloc(sizeof(*cur_ctl), GFP_KERNEL); + if (!cur_ctl) + goto out_fail; + + cur_ctl->ctl_blk_order = i; + if (i == 0) { + ch->head_blk_ctl = cur_ctl; + ch->tail_blk_ctl = cur_ctl; + } else if (ch->desc_num - 1 == i) { + prev_ctl->next = cur_ctl; + cur_ctl->next = ch->head_blk_ctl; + } else { + prev_ctl->next = cur_ctl; + } + prev_ctl = cur_ctl; + } + + return 0; + +out_fail: + wcn36xx_dxe_free_ctl_block(ch); + return -ENOMEM; +} + +int wcn36xx_dxe_alloc_ctl_blks(struct wcn36xx *wcn) +{ + int ret; + + wcn->dxe_tx_l_ch.ch_type = WCN36XX_DXE_CH_TX_L; + wcn->dxe_tx_h_ch.ch_type = WCN36XX_DXE_CH_TX_H; + wcn->dxe_rx_l_ch.ch_type = WCN36XX_DXE_CH_RX_L; + wcn->dxe_rx_h_ch.ch_type = WCN36XX_DXE_CH_RX_H; + + wcn->dxe_tx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_L; + wcn->dxe_tx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_TX_H; + wcn->dxe_rx_l_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_L; + wcn->dxe_rx_h_ch.desc_num = WCN36XX_DXE_CH_DESC_NUMB_RX_H; + + wcn->dxe_tx_l_ch.dxe_wq = WCN36XX_DXE_WQ_TX_L; + wcn->dxe_tx_h_ch.dxe_wq = WCN36XX_DXE_WQ_TX_H; + + wcn->dxe_tx_l_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_L_BD; + wcn->dxe_tx_h_ch.ctrl_bd = WCN36XX_DXE_CTRL_TX_H_BD; + + wcn->dxe_tx_l_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_L_SKB; + wcn->dxe_tx_h_ch.ctrl_skb = WCN36XX_DXE_CTRL_TX_H_SKB; + + wcn->dxe_tx_l_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_L; + wcn->dxe_tx_h_ch.reg_ctrl = WCN36XX_DXE_REG_CTL_TX_H; + + wcn->dxe_tx_l_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_L; + wcn->dxe_tx_h_ch.def_ctrl = WCN36XX_DXE_CH_DEFAULT_CTL_TX_H; + + /* DXE control block allocation */ + ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_l_ch); + if (ret) + goto out_err; + ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_tx_h_ch); + if (ret) + goto out_err; + ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_l_ch); + if (ret) + goto out_err; + ret = wcn36xx_dxe_allocate_ctl_block(&wcn->dxe_rx_h_ch); + if (ret) + goto out_err; + + /* Initialize SMSM state Clear TX Enable RING EMPTY STATE */ + ret = wcn->ctrl_ops->smsm_change_state( + WCN36XX_SMSM_WLAN_TX_ENABLE, + WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY); + + return 0; + +out_err: + wcn36xx_err("Failed to allocate DXE control blocks\n"); + wcn36xx_dxe_free_ctl_blks(wcn); + return -ENOMEM; +} + +void wcn36xx_dxe_free_ctl_blks(struct wcn36xx *wcn) +{ + wcn36xx_dxe_free_ctl_block(&wcn->dxe_tx_l_ch); + wcn36xx_dxe_free_ctl_block(&wcn->dxe_tx_h_ch); + wcn36xx_dxe_free_ctl_block(&wcn->dxe_rx_l_ch); + wcn36xx_dxe_free_ctl_block(&wcn->dxe_rx_h_ch); +} + +static int wcn36xx_dxe_init_descs(struct wcn36xx_dxe_ch *wcn_ch) +{ + struct wcn36xx_dxe_desc *cur_dxe = NULL; + struct wcn36xx_dxe_desc *prev_dxe = NULL; + struct wcn36xx_dxe_ctl *cur_ctl = NULL; + size_t size; + int i; + + size = wcn_ch->desc_num * sizeof(struct wcn36xx_dxe_desc); + wcn_ch->cpu_addr = dma_alloc_coherent(NULL, size, &wcn_ch->dma_addr, + GFP_KERNEL); + if (!wcn_ch->cpu_addr) + return -ENOMEM; + + memset(wcn_ch->cpu_addr, 0, size); + + cur_dxe = (struct wcn36xx_dxe_desc *)wcn_ch->cpu_addr; + cur_ctl = wcn_ch->head_blk_ctl; + + for (i = 0; i < wcn_ch->desc_num; i++) { + cur_ctl->desc = cur_dxe; + cur_ctl->desc_phy_addr = wcn_ch->dma_addr + + i * sizeof(struct wcn36xx_dxe_desc); + + switch (wcn_ch->ch_type) { + case WCN36XX_DXE_CH_TX_L: + cur_dxe->ctrl = WCN36XX_DXE_CTRL_TX_L; + cur_dxe->dst_addr_l = WCN36XX_DXE_WQ_TX_L; + break; + case WCN36XX_DXE_CH_TX_H: + cur_dxe->ctrl = WCN36XX_DXE_CTRL_TX_H; + cur_dxe->dst_addr_l = WCN36XX_DXE_WQ_TX_H; + break; + case WCN36XX_DXE_CH_RX_L: + cur_dxe->ctrl = WCN36XX_DXE_CTRL_RX_L; + cur_dxe->src_addr_l = WCN36XX_DXE_WQ_RX_L; + break; + case WCN36XX_DXE_CH_RX_H: + cur_dxe->ctrl = WCN36XX_DXE_CTRL_RX_H; + cur_dxe->src_addr_l = WCN36XX_DXE_WQ_RX_H; + break; + } + if (0 == i) { + cur_dxe->phy_next_l = 0; + } else if ((0 < i) && (i < wcn_ch->desc_num - 1)) { + prev_dxe->phy_next_l = + cur_ctl->desc_phy_addr; + } else if (i == (wcn_ch->desc_num - 1)) { + prev_dxe->phy_next_l = + cur_ctl->desc_phy_addr; + cur_dxe->phy_next_l = + wcn_ch->head_blk_ctl->desc_phy_addr; + } + cur_ctl = cur_ctl->next; + prev_dxe = cur_dxe; + cur_dxe++; + } + + return 0; +} + +static void wcn36xx_dxe_init_tx_bd(struct wcn36xx_dxe_ch *ch, + struct wcn36xx_dxe_mem_pool *pool) +{ + int i, chunk_size = pool->chunk_size; + dma_addr_t bd_phy_addr = pool->phy_addr; + void *bd_cpu_addr = pool->virt_addr; + struct wcn36xx_dxe_ctl *cur = ch->head_blk_ctl; + + for (i = 0; i < ch->desc_num; i++) { + /* Only every second dxe needs a bd pointer, + the other will point to the skb data */ + if (!(i & 1)) { + cur->bd_phy_addr = bd_phy_addr; + cur->bd_cpu_addr = bd_cpu_addr; + bd_phy_addr += chunk_size; + bd_cpu_addr += chunk_size; + } else { + cur->bd_phy_addr = 0; + cur->bd_cpu_addr = NULL; + } + cur = cur->next; + } +} + +static int wcn36xx_dxe_enable_ch_int(struct wcn36xx *wcn, u16 wcn_ch) +{ + int reg_data = 0; + + wcn36xx_dxe_read_register(wcn, + WCN36XX_DXE_INT_MASK_REG, + ®_data); + + reg_data |= wcn_ch; + + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_INT_MASK_REG, + (int)reg_data); + return 0; +} + +static int wcn36xx_dxe_fill_skb(struct wcn36xx_dxe_ctl *ctl) +{ + struct wcn36xx_dxe_desc *dxe = ctl->desc; + struct sk_buff *skb; + + skb = alloc_skb(WCN36XX_PKT_SIZE, GFP_ATOMIC); + if (skb == NULL) + return -ENOMEM; + + dxe->dst_addr_l = dma_map_single(NULL, + skb_tail_pointer(skb), + WCN36XX_PKT_SIZE, + DMA_FROM_DEVICE); + ctl->skb = skb; + + return 0; +} + +static int wcn36xx_dxe_ch_alloc_skb(struct wcn36xx *wcn, + struct wcn36xx_dxe_ch *wcn_ch) +{ + int i; + struct wcn36xx_dxe_ctl *cur_ctl = NULL; + + cur_ctl = wcn_ch->head_blk_ctl; + + for (i = 0; i < wcn_ch->desc_num; i++) { + wcn36xx_dxe_fill_skb(cur_ctl); + cur_ctl = cur_ctl->next; + } + + return 0; +} + +static void wcn36xx_dxe_ch_free_skbs(struct wcn36xx *wcn, + struct wcn36xx_dxe_ch *wcn_ch) +{ + struct wcn36xx_dxe_ctl *cur = wcn_ch->head_blk_ctl; + int i; + + for (i = 0; i < wcn_ch->desc_num; i++) { + kfree_skb(cur->skb); + cur = cur->next; + } +} + +void wcn36xx_dxe_tx_ack_ind(struct wcn36xx *wcn, u32 status) +{ + struct ieee80211_tx_info *info; + struct sk_buff *skb; + unsigned long flags; + + spin_lock_irqsave(&wcn->dxe_lock, flags); + skb = wcn->tx_ack_skb; + wcn->tx_ack_skb = NULL; + spin_unlock_irqrestore(&wcn->dxe_lock, flags); + + if (!skb) { + wcn36xx_warn("Spurious TX complete indication\n"); + return; + } + + info = IEEE80211_SKB_CB(skb); + + if (status == 1) + info->flags |= IEEE80211_TX_STAT_ACK; + + wcn36xx_dbg(WCN36XX_DBG_DXE, "dxe tx ack status: %d\n", status); + + ieee80211_tx_status_irqsafe(wcn->hw, skb); + ieee80211_wake_queues(wcn->hw); +} + +static void reap_tx_dxes(struct wcn36xx *wcn, struct wcn36xx_dxe_ch *ch) +{ + struct wcn36xx_dxe_ctl *ctl = ch->tail_blk_ctl; + struct ieee80211_tx_info *info; + unsigned long flags; + + /* + * Make at least one loop of do-while because in case ring is + * completely full head and tail are pointing to the same element + * and while-do will not make any cycles. + */ + do { + if (ctl->skb) { + dma_unmap_single(NULL, ctl->desc->src_addr_l, + ctl->skb->len, DMA_TO_DEVICE); + info = IEEE80211_SKB_CB(ctl->skb); + if (!(info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS)) { + /* Keep frame until TX status comes */ + ieee80211_free_txskb(wcn->hw, ctl->skb); + } + spin_lock_irqsave(&ctl->skb_lock, flags); + if (wcn->queues_stopped) { + wcn->queues_stopped = false; + ieee80211_wake_queues(wcn->hw); + } + spin_unlock_irqrestore(&ctl->skb_lock, flags); + + ctl->skb = NULL; + } + ctl = ctl->next; + } while (ctl != ch->head_blk_ctl && + !(ctl->desc->ctrl & WCN36XX_DXE_CTRL_VALID_MASK)); + + ch->tail_blk_ctl = ctl; +} + +static irqreturn_t wcn36xx_irq_tx_complete(int irq, void *dev) +{ + struct wcn36xx *wcn = (struct wcn36xx *)dev; + int int_src, int_reason; + + wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_INT_SRC_RAW_REG, &int_src); + + if (int_src & WCN36XX_INT_MASK_CHAN_TX_H) { + wcn36xx_dxe_read_register(wcn, + WCN36XX_DXE_CH_STATUS_REG_ADDR_TX_H, + &int_reason); + + /* TODO: Check int_reason */ + + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_0_INT_CLR, + WCN36XX_INT_MASK_CHAN_TX_H); + + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_0_INT_ED_CLR, + WCN36XX_INT_MASK_CHAN_TX_H); + wcn36xx_dbg(WCN36XX_DBG_DXE, "dxe tx ready high\n"); + reap_tx_dxes(wcn, &wcn->dxe_tx_h_ch); + } + + if (int_src & WCN36XX_INT_MASK_CHAN_TX_L) { + wcn36xx_dxe_read_register(wcn, + WCN36XX_DXE_CH_STATUS_REG_ADDR_TX_L, + &int_reason); + /* TODO: Check int_reason */ + + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_0_INT_CLR, + WCN36XX_INT_MASK_CHAN_TX_L); + + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_0_INT_ED_CLR, + WCN36XX_INT_MASK_CHAN_TX_L); + wcn36xx_dbg(WCN36XX_DBG_DXE, "dxe tx ready low\n"); + reap_tx_dxes(wcn, &wcn->dxe_tx_l_ch); + } + + return IRQ_HANDLED; +} + +static irqreturn_t wcn36xx_irq_rx_ready(int irq, void *dev) +{ + struct wcn36xx *wcn = (struct wcn36xx *)dev; + + disable_irq_nosync(wcn->rx_irq); + wcn36xx_dxe_rx_frame(wcn); + enable_irq(wcn->rx_irq); + return IRQ_HANDLED; +} + +static int wcn36xx_dxe_request_irqs(struct wcn36xx *wcn) +{ + int ret; + + ret = request_irq(wcn->tx_irq, wcn36xx_irq_tx_complete, + IRQF_TRIGGER_HIGH, "wcn36xx_tx", wcn); + if (ret) { + wcn36xx_err("failed to alloc tx irq\n"); + goto out_err; + } + + ret = request_irq(wcn->rx_irq, wcn36xx_irq_rx_ready, IRQF_TRIGGER_HIGH, + "wcn36xx_rx", wcn); + if (ret) { + wcn36xx_err("failed to alloc rx irq\n"); + goto out_txirq; + } + + enable_irq_wake(wcn->rx_irq); + + return 0; + +out_txirq: + free_irq(wcn->tx_irq, wcn); +out_err: + return ret; + +} + +static int wcn36xx_rx_handle_packets(struct wcn36xx *wcn, + struct wcn36xx_dxe_ch *ch) +{ + struct wcn36xx_dxe_ctl *ctl = ch->head_blk_ctl; + struct wcn36xx_dxe_desc *dxe = ctl->desc; + dma_addr_t dma_addr; + struct sk_buff *skb; + + while (!(dxe->ctrl & WCN36XX_DXE_CTRL_VALID_MASK)) { + skb = ctl->skb; + dma_addr = dxe->dst_addr_l; + wcn36xx_dxe_fill_skb(ctl); + + switch (ch->ch_type) { + case WCN36XX_DXE_CH_RX_L: + dxe->ctrl = WCN36XX_DXE_CTRL_RX_L; + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_ENCH_ADDR, + WCN36XX_DXE_INT_CH1_MASK); + break; + case WCN36XX_DXE_CH_RX_H: + dxe->ctrl = WCN36XX_DXE_CTRL_RX_H; + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_ENCH_ADDR, + WCN36XX_DXE_INT_CH3_MASK); + break; + default: + wcn36xx_warn("Unknown channel\n"); + } + + dma_unmap_single(NULL, dma_addr, WCN36XX_PKT_SIZE, + DMA_FROM_DEVICE); + wcn36xx_rx_skb(wcn, skb); + ctl = ctl->next; + dxe = ctl->desc; + } + + ch->head_blk_ctl = ctl; + + return 0; +} + +void wcn36xx_dxe_rx_frame(struct wcn36xx *wcn) +{ + int int_src; + + wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_INT_SRC_RAW_REG, &int_src); + + /* RX_LOW_PRI */ + if (int_src & WCN36XX_DXE_INT_CH1_MASK) { + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_0_INT_CLR, + WCN36XX_DXE_INT_CH1_MASK); + wcn36xx_rx_handle_packets(wcn, &(wcn->dxe_rx_l_ch)); + } + + /* RX_HIGH_PRI */ + if (int_src & WCN36XX_DXE_INT_CH3_MASK) { + /* Clean up all the INT within this channel */ + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_0_INT_CLR, + WCN36XX_DXE_INT_CH3_MASK); + wcn36xx_rx_handle_packets(wcn, &(wcn->dxe_rx_h_ch)); + } + + if (!int_src) + wcn36xx_warn("No DXE interrupt pending\n"); +} + +int wcn36xx_dxe_allocate_mem_pools(struct wcn36xx *wcn) +{ + size_t s; + void *cpu_addr; + + /* Allocate BD headers for MGMT frames */ + + /* Where this come from ask QC */ + wcn->mgmt_mem_pool.chunk_size = WCN36XX_BD_CHUNK_SIZE + + 16 - (WCN36XX_BD_CHUNK_SIZE % 8); + + s = wcn->mgmt_mem_pool.chunk_size * WCN36XX_DXE_CH_DESC_NUMB_TX_H; + cpu_addr = dma_alloc_coherent(NULL, s, &wcn->mgmt_mem_pool.phy_addr, + GFP_KERNEL); + if (!cpu_addr) + goto out_err; + + wcn->mgmt_mem_pool.virt_addr = cpu_addr; + memset(cpu_addr, 0, s); + + /* Allocate BD headers for DATA frames */ + + /* Where this come from ask QC */ + wcn->data_mem_pool.chunk_size = WCN36XX_BD_CHUNK_SIZE + + 16 - (WCN36XX_BD_CHUNK_SIZE % 8); + + s = wcn->data_mem_pool.chunk_size * WCN36XX_DXE_CH_DESC_NUMB_TX_L; + cpu_addr = dma_alloc_coherent(NULL, s, &wcn->data_mem_pool.phy_addr, + GFP_KERNEL); + if (!cpu_addr) + goto out_err; + + wcn->data_mem_pool.virt_addr = cpu_addr; + memset(cpu_addr, 0, s); + + return 0; + +out_err: + wcn36xx_dxe_free_mem_pools(wcn); + wcn36xx_err("Failed to allocate BD mempool\n"); + return -ENOMEM; +} + +void wcn36xx_dxe_free_mem_pools(struct wcn36xx *wcn) +{ + if (wcn->mgmt_mem_pool.virt_addr) + dma_free_coherent(NULL, wcn->mgmt_mem_pool.chunk_size * + WCN36XX_DXE_CH_DESC_NUMB_TX_H, + wcn->mgmt_mem_pool.virt_addr, + wcn->mgmt_mem_pool.phy_addr); + + if (wcn->data_mem_pool.virt_addr) { + dma_free_coherent(NULL, wcn->data_mem_pool.chunk_size * + WCN36XX_DXE_CH_DESC_NUMB_TX_L, + wcn->data_mem_pool.virt_addr, + wcn->data_mem_pool.phy_addr); + } +} + +int wcn36xx_dxe_tx_frame(struct wcn36xx *wcn, + struct wcn36xx_vif *vif_priv, + struct sk_buff *skb, + bool is_low) +{ + struct wcn36xx_dxe_ctl *ctl = NULL; + struct wcn36xx_dxe_desc *desc = NULL; + struct wcn36xx_dxe_ch *ch = NULL; + unsigned long flags; + + ch = is_low ? &wcn->dxe_tx_l_ch : &wcn->dxe_tx_h_ch; + + ctl = ch->head_blk_ctl; + + spin_lock_irqsave(&ctl->next->skb_lock, flags); + + /* + * If skb is not null that means that we reached the tail of the ring + * hence ring is full. Stop queues to let mac80211 back off until ring + * has an empty slot again. + */ + if (NULL != ctl->next->skb) { + ieee80211_stop_queues(wcn->hw); + wcn->queues_stopped = true; + spin_unlock_irqrestore(&ctl->next->skb_lock, flags); + return -EBUSY; + } + spin_unlock_irqrestore(&ctl->next->skb_lock, flags); + + ctl->skb = NULL; + desc = ctl->desc; + + /* Set source address of the BD we send */ + desc->src_addr_l = ctl->bd_phy_addr; + + desc->dst_addr_l = ch->dxe_wq; + desc->fr_len = sizeof(struct wcn36xx_tx_bd); + desc->ctrl = ch->ctrl_bd; + + wcn36xx_dbg(WCN36XX_DBG_DXE, "DXE TX\n"); + + wcn36xx_dbg_dump(WCN36XX_DBG_DXE_DUMP, "DESC1 >>> ", + (char *)desc, sizeof(*desc)); + wcn36xx_dbg_dump(WCN36XX_DBG_DXE_DUMP, + "BD >>> ", (char *)ctl->bd_cpu_addr, + sizeof(struct wcn36xx_tx_bd)); + + /* Set source address of the SKB we send */ + ctl = ctl->next; + ctl->skb = skb; + desc = ctl->desc; + if (ctl->bd_cpu_addr) { + wcn36xx_err("bd_cpu_addr cannot be NULL for skb DXE\n"); + return -EINVAL; + } + + desc->src_addr_l = dma_map_single(NULL, + ctl->skb->data, + ctl->skb->len, + DMA_TO_DEVICE); + + desc->dst_addr_l = ch->dxe_wq; + desc->fr_len = ctl->skb->len; + + /* set dxe descriptor to VALID */ + desc->ctrl = ch->ctrl_skb; + + wcn36xx_dbg_dump(WCN36XX_DBG_DXE_DUMP, "DESC2 >>> ", + (char *)desc, sizeof(*desc)); + wcn36xx_dbg_dump(WCN36XX_DBG_DXE_DUMP, "SKB >>> ", + (char *)ctl->skb->data, ctl->skb->len); + + /* Move the head of the ring to the next empty descriptor */ + ch->head_blk_ctl = ctl->next; + + /* + * When connected and trying to send data frame chip can be in sleep + * mode and writing to the register will not wake up the chip. Instead + * notify chip about new frame through SMSM bus. + */ + if (is_low && vif_priv->pw_state == WCN36XX_BMPS) { + wcn->ctrl_ops->smsm_change_state( + 0, + WCN36XX_SMSM_WLAN_TX_ENABLE); + } else { + /* indicate End Of Packet and generate interrupt on descriptor + * done. + */ + wcn36xx_dxe_write_register(wcn, + ch->reg_ctrl, ch->def_ctrl); + } + + return 0; +} + +int wcn36xx_dxe_init(struct wcn36xx *wcn) +{ + int reg_data = 0, ret; + + reg_data = WCN36XX_DXE_REG_RESET; + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_REG_CSR_RESET, reg_data); + + /* Setting interrupt path */ + reg_data = WCN36XX_DXE_CCU_INT; + wcn36xx_dxe_write_register_x(wcn, WCN36XX_DXE_REG_CCU_INT, reg_data); + + /***************************************/ + /* Init descriptors for TX LOW channel */ + /***************************************/ + wcn36xx_dxe_init_descs(&wcn->dxe_tx_l_ch); + wcn36xx_dxe_init_tx_bd(&wcn->dxe_tx_l_ch, &wcn->data_mem_pool); + + /* Write channel head to a NEXT register */ + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_CH_NEXT_DESC_ADDR_TX_L, + wcn->dxe_tx_l_ch.head_blk_ctl->desc_phy_addr); + + /* Program DMA destination addr for TX LOW */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_DEST_ADDR_TX_L, + WCN36XX_DXE_WQ_TX_L); + + wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_REG_CH_EN, ®_data); + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_L); + + /***************************************/ + /* Init descriptors for TX HIGH channel */ + /***************************************/ + wcn36xx_dxe_init_descs(&wcn->dxe_tx_h_ch); + wcn36xx_dxe_init_tx_bd(&wcn->dxe_tx_h_ch, &wcn->mgmt_mem_pool); + + /* Write channel head to a NEXT register */ + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_CH_NEXT_DESC_ADDR_TX_H, + wcn->dxe_tx_h_ch.head_blk_ctl->desc_phy_addr); + + /* Program DMA destination addr for TX HIGH */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_DEST_ADDR_TX_H, + WCN36XX_DXE_WQ_TX_H); + + wcn36xx_dxe_read_register(wcn, WCN36XX_DXE_REG_CH_EN, ®_data); + + /* Enable channel interrupts */ + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_TX_H); + + /***************************************/ + /* Init descriptors for RX LOW channel */ + /***************************************/ + wcn36xx_dxe_init_descs(&wcn->dxe_rx_l_ch); + + /* For RX we need to preallocated buffers */ + wcn36xx_dxe_ch_alloc_skb(wcn, &wcn->dxe_rx_l_ch); + + /* Write channel head to a NEXT register */ + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_CH_NEXT_DESC_ADDR_RX_L, + wcn->dxe_rx_l_ch.head_blk_ctl->desc_phy_addr); + + /* Write DMA source address */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_SRC_ADDR_RX_L, + WCN36XX_DXE_WQ_RX_L); + + /* Program preallocated destination address */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_DEST_ADDR_RX_L, + wcn->dxe_rx_l_ch.head_blk_ctl->desc->phy_next_l); + + /* Enable default control registers */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_REG_CTL_RX_L, + WCN36XX_DXE_CH_DEFAULT_CTL_RX_L); + + /* Enable channel interrupts */ + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_L); + + /***************************************/ + /* Init descriptors for RX HIGH channel */ + /***************************************/ + wcn36xx_dxe_init_descs(&wcn->dxe_rx_h_ch); + + /* For RX we need to prealocat buffers */ + wcn36xx_dxe_ch_alloc_skb(wcn, &wcn->dxe_rx_h_ch); + + /* Write chanel head to a NEXT register */ + wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_CH_NEXT_DESC_ADDR_RX_H, + wcn->dxe_rx_h_ch.head_blk_ctl->desc_phy_addr); + + /* Write DMA source address */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_SRC_ADDR_RX_H, + WCN36XX_DXE_WQ_RX_H); + + /* Program preallocated destination address */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_CH_DEST_ADDR_RX_H, + wcn->dxe_rx_h_ch.head_blk_ctl->desc->phy_next_l); + + /* Enable default control registers */ + wcn36xx_dxe_write_register(wcn, + WCN36XX_DXE_REG_CTL_RX_H, + WCN36XX_DXE_CH_DEFAULT_CTL_RX_H); + + /* Enable channel interrupts */ + wcn36xx_dxe_enable_ch_int(wcn, WCN36XX_INT_MASK_CHAN_RX_H); + + ret = wcn36xx_dxe_request_irqs(wcn); + if (ret < 0) + goto out_err; + + return 0; + +out_err: + return ret; +} + +void wcn36xx_dxe_deinit(struct wcn36xx *wcn) +{ + free_irq(wcn->tx_irq, wcn); + free_irq(wcn->rx_irq, wcn); + + if (wcn->tx_ack_skb) { + ieee80211_tx_status_irqsafe(wcn->hw, wcn->tx_ack_skb); + wcn->tx_ack_skb = NULL; + } + + wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_l_ch); + wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_h_ch); +} diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.h b/drivers/net/wireless/ath/wcn36xx/dxe.h new file mode 100644 index 00000000000..35ee7e966bd --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/dxe.h @@ -0,0 +1,284 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _DXE_H_ +#define _DXE_H_ + +#include "wcn36xx.h" + +/* +TX_LOW = DMA0 +TX_HIGH = DMA4 +RX_LOW = DMA1 +RX_HIGH = DMA3 +H2H_TEST_RX_TX = DMA2 +*/ + +/* DXE registers */ +#define WCN36XX_DXE_MEM_REG 0x202000 + +#define WCN36XX_DXE_CCU_INT 0xA0011 +#define WCN36XX_DXE_REG_CCU_INT_3660 0x200b10 +#define WCN36XX_DXE_REG_CCU_INT_3680 0x2050dc + +/* TODO This must calculated properly but not hardcoded */ +#define WCN36XX_DXE_CTRL_TX_L 0x328a44 +#define WCN36XX_DXE_CTRL_TX_H 0x32ce44 +#define WCN36XX_DXE_CTRL_RX_L 0x12ad2f +#define WCN36XX_DXE_CTRL_RX_H 0x12d12f +#define WCN36XX_DXE_CTRL_TX_H_BD 0x30ce45 +#define WCN36XX_DXE_CTRL_TX_H_SKB 0x32ce4d +#define WCN36XX_DXE_CTRL_TX_L_BD 0x308a45 +#define WCN36XX_DXE_CTRL_TX_L_SKB 0x328a4d + +/* TODO This must calculated properly but not hardcoded */ +#define WCN36XX_DXE_WQ_TX_L 0x17 +#define WCN36XX_DXE_WQ_TX_H 0x17 +#define WCN36XX_DXE_WQ_RX_L 0xB +#define WCN36XX_DXE_WQ_RX_H 0x4 + +/* DXE descriptor control filed */ +#define WCN36XX_DXE_CTRL_VALID_MASK (0x00000001) + +/* TODO This must calculated properly but not hardcoded */ +/* DXE default control register values */ +#define WCN36XX_DXE_CH_DEFAULT_CTL_RX_L 0x847EAD2F +#define WCN36XX_DXE_CH_DEFAULT_CTL_RX_H 0x84FED12F +#define WCN36XX_DXE_CH_DEFAULT_CTL_TX_H 0x853ECF4D +#define WCN36XX_DXE_CH_DEFAULT_CTL_TX_L 0x843e8b4d + +/* Common DXE registers */ +#define WCN36XX_DXE_MEM_CSR (WCN36XX_DXE_MEM_REG + 0x00) +#define WCN36XX_DXE_REG_CSR_RESET (WCN36XX_DXE_MEM_REG + 0x00) +#define WCN36XX_DXE_ENCH_ADDR (WCN36XX_DXE_MEM_REG + 0x04) +#define WCN36XX_DXE_REG_CH_EN (WCN36XX_DXE_MEM_REG + 0x08) +#define WCN36XX_DXE_REG_CH_DONE (WCN36XX_DXE_MEM_REG + 0x0C) +#define WCN36XX_DXE_REG_CH_ERR (WCN36XX_DXE_MEM_REG + 0x10) +#define WCN36XX_DXE_INT_MASK_REG (WCN36XX_DXE_MEM_REG + 0x18) +#define WCN36XX_DXE_INT_SRC_RAW_REG (WCN36XX_DXE_MEM_REG + 0x20) + /* #define WCN36XX_DXE_INT_CH6_MASK 0x00000040 */ + /* #define WCN36XX_DXE_INT_CH5_MASK 0x00000020 */ + #define WCN36XX_DXE_INT_CH4_MASK 0x00000010 + #define WCN36XX_DXE_INT_CH3_MASK 0x00000008 + /* #define WCN36XX_DXE_INT_CH2_MASK 0x00000004 */ + #define WCN36XX_DXE_INT_CH1_MASK 0x00000002 + #define WCN36XX_DXE_INT_CH0_MASK 0x00000001 +#define WCN36XX_DXE_0_INT_CLR (WCN36XX_DXE_MEM_REG + 0x30) +#define WCN36XX_DXE_0_INT_ED_CLR (WCN36XX_DXE_MEM_REG + 0x34) +#define WCN36XX_DXE_0_INT_DONE_CLR (WCN36XX_DXE_MEM_REG + 0x38) +#define WCN36XX_DXE_0_INT_ERR_CLR (WCN36XX_DXE_MEM_REG + 0x3C) + +#define WCN36XX_DXE_0_CH0_STATUS (WCN36XX_DXE_MEM_REG + 0x404) +#define WCN36XX_DXE_0_CH1_STATUS (WCN36XX_DXE_MEM_REG + 0x444) +#define WCN36XX_DXE_0_CH2_STATUS (WCN36XX_DXE_MEM_REG + 0x484) +#define WCN36XX_DXE_0_CH3_STATUS (WCN36XX_DXE_MEM_REG + 0x4C4) +#define WCN36XX_DXE_0_CH4_STATUS (WCN36XX_DXE_MEM_REG + 0x504) + +#define WCN36XX_DXE_REG_RESET 0x5c89 + +/* Temporary BMU Workqueue 4 */ +#define WCN36XX_DXE_BMU_WQ_RX_LOW 0xB +#define WCN36XX_DXE_BMU_WQ_RX_HIGH 0x4 +/* DMA channel offset */ +#define WCN36XX_DXE_TX_LOW_OFFSET 0x400 +#define WCN36XX_DXE_TX_HIGH_OFFSET 0x500 +#define WCN36XX_DXE_RX_LOW_OFFSET 0x440 +#define WCN36XX_DXE_RX_HIGH_OFFSET 0x4C0 + +/* Address of the next DXE descriptor */ +#define WCN36XX_DXE_CH_NEXT_DESC_ADDR 0x001C +#define WCN36XX_DXE_CH_NEXT_DESC_ADDR_TX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_LOW_OFFSET + \ + WCN36XX_DXE_CH_NEXT_DESC_ADDR) +#define WCN36XX_DXE_CH_NEXT_DESC_ADDR_TX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_NEXT_DESC_ADDR) +#define WCN36XX_DXE_CH_NEXT_DESC_ADDR_RX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_LOW_OFFSET + \ + WCN36XX_DXE_CH_NEXT_DESC_ADDR) +#define WCN36XX_DXE_CH_NEXT_DESC_ADDR_RX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_NEXT_DESC_ADDR) + +/* DXE Descriptor source address */ +#define WCN36XX_DXE_CH_SRC_ADDR 0x000C +#define WCN36XX_DXE_CH_SRC_ADDR_RX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_LOW_OFFSET + \ + WCN36XX_DXE_CH_SRC_ADDR) +#define WCN36XX_DXE_CH_SRC_ADDR_RX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_SRC_ADDR) + +/* DXE Descriptor address destination address */ +#define WCN36XX_DXE_CH_DEST_ADDR 0x0014 +#define WCN36XX_DXE_CH_DEST_ADDR_TX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_LOW_OFFSET + \ + WCN36XX_DXE_CH_DEST_ADDR) +#define WCN36XX_DXE_CH_DEST_ADDR_TX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_DEST_ADDR) +#define WCN36XX_DXE_CH_DEST_ADDR_RX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_LOW_OFFSET + \ + WCN36XX_DXE_CH_DEST_ADDR) +#define WCN36XX_DXE_CH_DEST_ADDR_RX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_DEST_ADDR) + +/* Interrupt status */ +#define WCN36XX_DXE_CH_STATUS_REG_ADDR 0x0004 +#define WCN36XX_DXE_CH_STATUS_REG_ADDR_TX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_LOW_OFFSET + \ + WCN36XX_DXE_CH_STATUS_REG_ADDR) +#define WCN36XX_DXE_CH_STATUS_REG_ADDR_TX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_STATUS_REG_ADDR) +#define WCN36XX_DXE_CH_STATUS_REG_ADDR_RX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_LOW_OFFSET + \ + WCN36XX_DXE_CH_STATUS_REG_ADDR) +#define WCN36XX_DXE_CH_STATUS_REG_ADDR_RX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_HIGH_OFFSET + \ + WCN36XX_DXE_CH_STATUS_REG_ADDR) + + +/* DXE default control register */ +#define WCN36XX_DXE_REG_CTL_RX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_LOW_OFFSET) +#define WCN36XX_DXE_REG_CTL_RX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_RX_HIGH_OFFSET) +#define WCN36XX_DXE_REG_CTL_TX_H (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_HIGH_OFFSET) +#define WCN36XX_DXE_REG_CTL_TX_L (WCN36XX_DXE_MEM_REG + \ + WCN36XX_DXE_TX_LOW_OFFSET) + +#define WCN36XX_SMSM_WLAN_TX_ENABLE 0x00000400 +#define WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY 0x00000200 + + +/* Interrupt control channel mask */ +#define WCN36XX_INT_MASK_CHAN_TX_L 0x00000001 +#define WCN36XX_INT_MASK_CHAN_RX_L 0x00000002 +#define WCN36XX_INT_MASK_CHAN_RX_H 0x00000008 +#define WCN36XX_INT_MASK_CHAN_TX_H 0x00000010 + +#define WCN36XX_BD_CHUNK_SIZE 128 + +#define WCN36XX_PKT_SIZE 0xF20 +enum wcn36xx_dxe_ch_type { + WCN36XX_DXE_CH_TX_L, + WCN36XX_DXE_CH_TX_H, + WCN36XX_DXE_CH_RX_L, + WCN36XX_DXE_CH_RX_H +}; + +/* amount of descriptors per channel */ +enum wcn36xx_dxe_ch_desc_num { + WCN36XX_DXE_CH_DESC_NUMB_TX_L = 128, + WCN36XX_DXE_CH_DESC_NUMB_TX_H = 10, + WCN36XX_DXE_CH_DESC_NUMB_RX_L = 512, + WCN36XX_DXE_CH_DESC_NUMB_RX_H = 40 +}; + +/** + * struct wcn36xx_dxe_desc - describes descriptor of one DXE buffer + * + * @ctrl: is a union that consists of following bits: + * union { + * u32 valid :1; //0 = DMA stop, 1 = DMA continue with this + * //descriptor + * u32 transfer_type :2; //0 = Host to Host space + * u32 eop :1; //End of Packet + * u32 bd_handling :1; //if transferType = Host to BMU, then 0 + * // means first 128 bytes contain BD, and 1 + * // means create new empty BD + * u32 siq :1; // SIQ + * u32 diq :1; // DIQ + * u32 pdu_rel :1; //0 = don't release BD and PDUs when done, + * // 1 = release them + * u32 bthld_sel :4; //BMU Threshold Select + * u32 prio :3; //Specifies the priority level to use for + * // the transfer + * u32 stop_channel :1; //1 = DMA stops processing further, channel + * //requires re-enabling after this + * u32 intr :1; //Interrupt on Descriptor Done + * u32 rsvd :1; //reserved + * u32 size :14;//14 bits used - ignored for BMU transfers, + * //only used for host to host transfers? + * } ctrl; + */ +struct wcn36xx_dxe_desc { + u32 ctrl; + u32 fr_len; + + u32 src_addr_l; + u32 dst_addr_l; + u32 phy_next_l; + u32 src_addr_h; + u32 dst_addr_h; + u32 phy_next_h; +} __packed; + +/* DXE Control block */ +struct wcn36xx_dxe_ctl { + struct wcn36xx_dxe_ctl *next; + struct wcn36xx_dxe_desc *desc; + unsigned int desc_phy_addr; + int ctl_blk_order; + struct sk_buff *skb; + spinlock_t skb_lock; + void *bd_cpu_addr; + dma_addr_t bd_phy_addr; +}; + +struct wcn36xx_dxe_ch { + enum wcn36xx_dxe_ch_type ch_type; + void *cpu_addr; + dma_addr_t dma_addr; + enum wcn36xx_dxe_ch_desc_num desc_num; + /* DXE control block ring */ + struct wcn36xx_dxe_ctl *head_blk_ctl; + struct wcn36xx_dxe_ctl *tail_blk_ctl; + + /* DXE channel specific configs */ + u32 dxe_wq; + u32 ctrl_bd; + u32 ctrl_skb; + u32 reg_ctrl; + u32 def_ctrl; +}; + +/* Memory Pool for BD headers */ +struct wcn36xx_dxe_mem_pool { + int chunk_size; + void *virt_addr; + dma_addr_t phy_addr; +}; + +struct wcn36xx_vif; +int wcn36xx_dxe_allocate_mem_pools(struct wcn36xx *wcn); +void wcn36xx_dxe_free_mem_pools(struct wcn36xx *wcn); +void wcn36xx_dxe_rx_frame(struct wcn36xx *wcn); +int wcn36xx_dxe_alloc_ctl_blks(struct wcn36xx *wcn); +void wcn36xx_dxe_free_ctl_blks(struct wcn36xx *wcn); +int wcn36xx_dxe_init(struct wcn36xx *wcn); +void wcn36xx_dxe_deinit(struct wcn36xx *wcn); +int wcn36xx_dxe_init_channels(struct wcn36xx *wcn); +int wcn36xx_dxe_tx_frame(struct wcn36xx *wcn, + struct wcn36xx_vif *vif_priv, + struct sk_buff *skb, + bool is_low); +void wcn36xx_dxe_tx_ack_ind(struct wcn36xx *wcn, u32 status); +void *wcn36xx_dxe_get_next_bd(struct wcn36xx *wcn, bool is_low); +#endif /* _DXE_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/hal.h b/drivers/net/wireless/ath/wcn36xx/hal.h new file mode 100644 index 00000000000..a1f1127d780 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/hal.h @@ -0,0 +1,4659 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _HAL_H_ +#define _HAL_H_ + +/*--------------------------------------------------------------------------- + API VERSIONING INFORMATION + + The RIVA API is versioned as MAJOR.MINOR.VERSION.REVISION + The MAJOR is incremented for major product/architecture changes + (and then MINOR/VERSION/REVISION are zeroed) + The MINOR is incremented for minor product/architecture changes + (and then VERSION/REVISION are zeroed) + The VERSION is incremented if a significant API change occurs + (and then REVISION is zeroed) + The REVISION is incremented if an insignificant API change occurs + or if a new API is added + All values are in the range 0..255 (ie they are 8-bit values) + ---------------------------------------------------------------------------*/ +#define WCN36XX_HAL_VER_MAJOR 1 +#define WCN36XX_HAL_VER_MINOR 4 +#define WCN36XX_HAL_VER_VERSION 1 +#define WCN36XX_HAL_VER_REVISION 2 + +/* This is to force compiler to use the maximum of an int ( 4 bytes ) */ +#define WCN36XX_HAL_MAX_ENUM_SIZE 0x7FFFFFFF +#define WCN36XX_HAL_MSG_TYPE_MAX_ENUM_SIZE 0x7FFF + +/* Max no. of transmit categories */ +#define STACFG_MAX_TC 8 + +/* The maximum value of access category */ +#define WCN36XX_HAL_MAX_AC 4 + +#define WCN36XX_HAL_IPV4_ADDR_LEN 4 + +#define WALN_HAL_STA_INVALID_IDX 0xFF +#define WCN36XX_HAL_BSS_INVALID_IDX 0xFF + +/* Default Beacon template size */ +#define BEACON_TEMPLATE_SIZE 0x180 + +/* Param Change Bitmap sent to HAL */ +#define PARAM_BCN_INTERVAL_CHANGED (1 << 0) +#define PARAM_SHORT_PREAMBLE_CHANGED (1 << 1) +#define PARAM_SHORT_SLOT_TIME_CHANGED (1 << 2) +#define PARAM_llACOEXIST_CHANGED (1 << 3) +#define PARAM_llBCOEXIST_CHANGED (1 << 4) +#define PARAM_llGCOEXIST_CHANGED (1 << 5) +#define PARAM_HT20MHZCOEXIST_CHANGED (1<<6) +#define PARAM_NON_GF_DEVICES_PRESENT_CHANGED (1<<7) +#define PARAM_RIFS_MODE_CHANGED (1<<8) +#define PARAM_LSIG_TXOP_FULL_SUPPORT_CHANGED (1<<9) +#define PARAM_OBSS_MODE_CHANGED (1<<10) +#define PARAM_BEACON_UPDATE_MASK \ + (PARAM_BCN_INTERVAL_CHANGED | \ + PARAM_SHORT_PREAMBLE_CHANGED | \ + PARAM_SHORT_SLOT_TIME_CHANGED | \ + PARAM_llACOEXIST_CHANGED | \ + PARAM_llBCOEXIST_CHANGED | \ + PARAM_llGCOEXIST_CHANGED | \ + PARAM_HT20MHZCOEXIST_CHANGED | \ + PARAM_NON_GF_DEVICES_PRESENT_CHANGED | \ + PARAM_RIFS_MODE_CHANGED | \ + PARAM_LSIG_TXOP_FULL_SUPPORT_CHANGED | \ + PARAM_OBSS_MODE_CHANGED) + +/* dump command response Buffer size */ +#define DUMPCMD_RSP_BUFFER 100 + +/* version string max length (including NULL) */ +#define WCN36XX_HAL_VERSION_LENGTH 64 + +/* message types for messages exchanged between WDI and HAL */ +enum wcn36xx_hal_host_msg_type { + /* Init/De-Init */ + WCN36XX_HAL_START_REQ = 0, + WCN36XX_HAL_START_RSP = 1, + WCN36XX_HAL_STOP_REQ = 2, + WCN36XX_HAL_STOP_RSP = 3, + + /* Scan */ + WCN36XX_HAL_INIT_SCAN_REQ = 4, + WCN36XX_HAL_INIT_SCAN_RSP = 5, + WCN36XX_HAL_START_SCAN_REQ = 6, + WCN36XX_HAL_START_SCAN_RSP = 7, + WCN36XX_HAL_END_SCAN_REQ = 8, + WCN36XX_HAL_END_SCAN_RSP = 9, + WCN36XX_HAL_FINISH_SCAN_REQ = 10, + WCN36XX_HAL_FINISH_SCAN_RSP = 11, + + /* HW STA configuration/deconfiguration */ + WCN36XX_HAL_CONFIG_STA_REQ = 12, + WCN36XX_HAL_CONFIG_STA_RSP = 13, + WCN36XX_HAL_DELETE_STA_REQ = 14, + WCN36XX_HAL_DELETE_STA_RSP = 15, + WCN36XX_HAL_CONFIG_BSS_REQ = 16, + WCN36XX_HAL_CONFIG_BSS_RSP = 17, + WCN36XX_HAL_DELETE_BSS_REQ = 18, + WCN36XX_HAL_DELETE_BSS_RSP = 19, + + /* Infra STA asscoiation */ + WCN36XX_HAL_JOIN_REQ = 20, + WCN36XX_HAL_JOIN_RSP = 21, + WCN36XX_HAL_POST_ASSOC_REQ = 22, + WCN36XX_HAL_POST_ASSOC_RSP = 23, + + /* Security */ + WCN36XX_HAL_SET_BSSKEY_REQ = 24, + WCN36XX_HAL_SET_BSSKEY_RSP = 25, + WCN36XX_HAL_SET_STAKEY_REQ = 26, + WCN36XX_HAL_SET_STAKEY_RSP = 27, + WCN36XX_HAL_RMV_BSSKEY_REQ = 28, + WCN36XX_HAL_RMV_BSSKEY_RSP = 29, + WCN36XX_HAL_RMV_STAKEY_REQ = 30, + WCN36XX_HAL_RMV_STAKEY_RSP = 31, + + /* Qos Related */ + WCN36XX_HAL_ADD_TS_REQ = 32, + WCN36XX_HAL_ADD_TS_RSP = 33, + WCN36XX_HAL_DEL_TS_REQ = 34, + WCN36XX_HAL_DEL_TS_RSP = 35, + WCN36XX_HAL_UPD_EDCA_PARAMS_REQ = 36, + WCN36XX_HAL_UPD_EDCA_PARAMS_RSP = 37, + WCN36XX_HAL_ADD_BA_REQ = 38, + WCN36XX_HAL_ADD_BA_RSP = 39, + WCN36XX_HAL_DEL_BA_REQ = 40, + WCN36XX_HAL_DEL_BA_RSP = 41, + + WCN36XX_HAL_CH_SWITCH_REQ = 42, + WCN36XX_HAL_CH_SWITCH_RSP = 43, + WCN36XX_HAL_SET_LINK_ST_REQ = 44, + WCN36XX_HAL_SET_LINK_ST_RSP = 45, + WCN36XX_HAL_GET_STATS_REQ = 46, + WCN36XX_HAL_GET_STATS_RSP = 47, + WCN36XX_HAL_UPDATE_CFG_REQ = 48, + WCN36XX_HAL_UPDATE_CFG_RSP = 49, + + WCN36XX_HAL_MISSED_BEACON_IND = 50, + WCN36XX_HAL_UNKNOWN_ADDR2_FRAME_RX_IND = 51, + WCN36XX_HAL_MIC_FAILURE_IND = 52, + WCN36XX_HAL_FATAL_ERROR_IND = 53, + WCN36XX_HAL_SET_KEYDONE_MSG = 54, + + /* NV Interface */ + WCN36XX_HAL_DOWNLOAD_NV_REQ = 55, + WCN36XX_HAL_DOWNLOAD_NV_RSP = 56, + + WCN36XX_HAL_ADD_BA_SESSION_REQ = 57, + WCN36XX_HAL_ADD_BA_SESSION_RSP = 58, + WCN36XX_HAL_TRIGGER_BA_REQ = 59, + WCN36XX_HAL_TRIGGER_BA_RSP = 60, + WCN36XX_HAL_UPDATE_BEACON_REQ = 61, + WCN36XX_HAL_UPDATE_BEACON_RSP = 62, + WCN36XX_HAL_SEND_BEACON_REQ = 63, + WCN36XX_HAL_SEND_BEACON_RSP = 64, + + WCN36XX_HAL_SET_BCASTKEY_REQ = 65, + WCN36XX_HAL_SET_BCASTKEY_RSP = 66, + WCN36XX_HAL_DELETE_STA_CONTEXT_IND = 67, + WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ = 68, + WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP = 69, + + /* PTT interface support */ + WCN36XX_HAL_PROCESS_PTT_REQ = 70, + WCN36XX_HAL_PROCESS_PTT_RSP = 71, + + /* BTAMP related events */ + WCN36XX_HAL_SIGNAL_BTAMP_EVENT_REQ = 72, + WCN36XX_HAL_SIGNAL_BTAMP_EVENT_RSP = 73, + WCN36XX_HAL_TL_HAL_FLUSH_AC_REQ = 74, + WCN36XX_HAL_TL_HAL_FLUSH_AC_RSP = 75, + + WCN36XX_HAL_ENTER_IMPS_REQ = 76, + WCN36XX_HAL_EXIT_IMPS_REQ = 77, + WCN36XX_HAL_ENTER_BMPS_REQ = 78, + WCN36XX_HAL_EXIT_BMPS_REQ = 79, + WCN36XX_HAL_ENTER_UAPSD_REQ = 80, + WCN36XX_HAL_EXIT_UAPSD_REQ = 81, + WCN36XX_HAL_UPDATE_UAPSD_PARAM_REQ = 82, + WCN36XX_HAL_CONFIGURE_RXP_FILTER_REQ = 83, + WCN36XX_HAL_ADD_BCN_FILTER_REQ = 84, + WCN36XX_HAL_REM_BCN_FILTER_REQ = 85, + WCN36XX_HAL_ADD_WOWL_BCAST_PTRN = 86, + WCN36XX_HAL_DEL_WOWL_BCAST_PTRN = 87, + WCN36XX_HAL_ENTER_WOWL_REQ = 88, + WCN36XX_HAL_EXIT_WOWL_REQ = 89, + WCN36XX_HAL_HOST_OFFLOAD_REQ = 90, + WCN36XX_HAL_SET_RSSI_THRESH_REQ = 91, + WCN36XX_HAL_GET_RSSI_REQ = 92, + WCN36XX_HAL_SET_UAPSD_AC_PARAMS_REQ = 93, + WCN36XX_HAL_CONFIGURE_APPS_CPU_WAKEUP_STATE_REQ = 94, + + WCN36XX_HAL_ENTER_IMPS_RSP = 95, + WCN36XX_HAL_EXIT_IMPS_RSP = 96, + WCN36XX_HAL_ENTER_BMPS_RSP = 97, + WCN36XX_HAL_EXIT_BMPS_RSP = 98, + WCN36XX_HAL_ENTER_UAPSD_RSP = 99, + WCN36XX_HAL_EXIT_UAPSD_RSP = 100, + WCN36XX_HAL_SET_UAPSD_AC_PARAMS_RSP = 101, + WCN36XX_HAL_UPDATE_UAPSD_PARAM_RSP = 102, + WCN36XX_HAL_CONFIGURE_RXP_FILTER_RSP = 103, + WCN36XX_HAL_ADD_BCN_FILTER_RSP = 104, + WCN36XX_HAL_REM_BCN_FILTER_RSP = 105, + WCN36XX_HAL_SET_RSSI_THRESH_RSP = 106, + WCN36XX_HAL_HOST_OFFLOAD_RSP = 107, + WCN36XX_HAL_ADD_WOWL_BCAST_PTRN_RSP = 108, + WCN36XX_HAL_DEL_WOWL_BCAST_PTRN_RSP = 109, + WCN36XX_HAL_ENTER_WOWL_RSP = 110, + WCN36XX_HAL_EXIT_WOWL_RSP = 111, + WCN36XX_HAL_RSSI_NOTIFICATION_IND = 112, + WCN36XX_HAL_GET_RSSI_RSP = 113, + WCN36XX_HAL_CONFIGURE_APPS_CPU_WAKEUP_STATE_RSP = 114, + + /* 11k related events */ + WCN36XX_HAL_SET_MAX_TX_POWER_REQ = 115, + WCN36XX_HAL_SET_MAX_TX_POWER_RSP = 116, + + /* 11R related msgs */ + WCN36XX_HAL_AGGR_ADD_TS_REQ = 117, + WCN36XX_HAL_AGGR_ADD_TS_RSP = 118, + + /* P2P WLAN_FEATURE_P2P */ + WCN36XX_HAL_SET_P2P_GONOA_REQ = 119, + WCN36XX_HAL_SET_P2P_GONOA_RSP = 120, + + /* WLAN Dump commands */ + WCN36XX_HAL_DUMP_COMMAND_REQ = 121, + WCN36XX_HAL_DUMP_COMMAND_RSP = 122, + + /* OEM_DATA FEATURE SUPPORT */ + WCN36XX_HAL_START_OEM_DATA_REQ = 123, + WCN36XX_HAL_START_OEM_DATA_RSP = 124, + + /* ADD SELF STA REQ and RSP */ + WCN36XX_HAL_ADD_STA_SELF_REQ = 125, + WCN36XX_HAL_ADD_STA_SELF_RSP = 126, + + /* DEL SELF STA SUPPORT */ + WCN36XX_HAL_DEL_STA_SELF_REQ = 127, + WCN36XX_HAL_DEL_STA_SELF_RSP = 128, + + /* Coex Indication */ + WCN36XX_HAL_COEX_IND = 129, + + /* Tx Complete Indication */ + WCN36XX_HAL_OTA_TX_COMPL_IND = 130, + + /* Host Suspend/resume messages */ + WCN36XX_HAL_HOST_SUSPEND_IND = 131, + WCN36XX_HAL_HOST_RESUME_REQ = 132, + WCN36XX_HAL_HOST_RESUME_RSP = 133, + + WCN36XX_HAL_SET_TX_POWER_REQ = 134, + WCN36XX_HAL_SET_TX_POWER_RSP = 135, + WCN36XX_HAL_GET_TX_POWER_REQ = 136, + WCN36XX_HAL_GET_TX_POWER_RSP = 137, + + WCN36XX_HAL_P2P_NOA_ATTR_IND = 138, + + WCN36XX_HAL_ENABLE_RADAR_DETECT_REQ = 139, + WCN36XX_HAL_ENABLE_RADAR_DETECT_RSP = 140, + WCN36XX_HAL_GET_TPC_REPORT_REQ = 141, + WCN36XX_HAL_GET_TPC_REPORT_RSP = 142, + WCN36XX_HAL_RADAR_DETECT_IND = 143, + WCN36XX_HAL_RADAR_DETECT_INTR_IND = 144, + WCN36XX_HAL_KEEP_ALIVE_REQ = 145, + WCN36XX_HAL_KEEP_ALIVE_RSP = 146, + + /* PNO messages */ + WCN36XX_HAL_SET_PREF_NETWORK_REQ = 147, + WCN36XX_HAL_SET_PREF_NETWORK_RSP = 148, + WCN36XX_HAL_SET_RSSI_FILTER_REQ = 149, + WCN36XX_HAL_SET_RSSI_FILTER_RSP = 150, + WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ = 151, + WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP = 152, + WCN36XX_HAL_PREF_NETW_FOUND_IND = 153, + + WCN36XX_HAL_SET_TX_PER_TRACKING_REQ = 154, + WCN36XX_HAL_SET_TX_PER_TRACKING_RSP = 155, + WCN36XX_HAL_TX_PER_HIT_IND = 156, + + WCN36XX_HAL_8023_MULTICAST_LIST_REQ = 157, + WCN36XX_HAL_8023_MULTICAST_LIST_RSP = 158, + + WCN36XX_HAL_SET_PACKET_FILTER_REQ = 159, + WCN36XX_HAL_SET_PACKET_FILTER_RSP = 160, + WCN36XX_HAL_PACKET_FILTER_MATCH_COUNT_REQ = 161, + WCN36XX_HAL_PACKET_FILTER_MATCH_COUNT_RSP = 162, + WCN36XX_HAL_CLEAR_PACKET_FILTER_REQ = 163, + WCN36XX_HAL_CLEAR_PACKET_FILTER_RSP = 164, + + /* + * This is temp fix. Should be removed once Host and Riva code is + * in sync. + */ + WCN36XX_HAL_INIT_SCAN_CON_REQ = 165, + + WCN36XX_HAL_SET_POWER_PARAMS_REQ = 166, + WCN36XX_HAL_SET_POWER_PARAMS_RSP = 167, + + WCN36XX_HAL_TSM_STATS_REQ = 168, + WCN36XX_HAL_TSM_STATS_RSP = 169, + + /* wake reason indication (WOW) */ + WCN36XX_HAL_WAKE_REASON_IND = 170, + + /* GTK offload support */ + WCN36XX_HAL_GTK_OFFLOAD_REQ = 171, + WCN36XX_HAL_GTK_OFFLOAD_RSP = 172, + WCN36XX_HAL_GTK_OFFLOAD_GETINFO_REQ = 173, + WCN36XX_HAL_GTK_OFFLOAD_GETINFO_RSP = 174, + + WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ = 175, + WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP = 176, + WCN36XX_HAL_EXCLUDE_UNENCRYPTED_IND = 177, + + WCN36XX_HAL_SET_THERMAL_MITIGATION_REQ = 178, + WCN36XX_HAL_SET_THERMAL_MITIGATION_RSP = 179, + + WCN36XX_HAL_UPDATE_VHT_OP_MODE_REQ = 182, + WCN36XX_HAL_UPDATE_VHT_OP_MODE_RSP = 183, + + WCN36XX_HAL_P2P_NOA_START_IND = 184, + + WCN36XX_HAL_GET_ROAM_RSSI_REQ = 185, + WCN36XX_HAL_GET_ROAM_RSSI_RSP = 186, + + WCN36XX_HAL_CLASS_B_STATS_IND = 187, + WCN36XX_HAL_DEL_BA_IND = 188, + WCN36XX_HAL_DHCP_START_IND = 189, + WCN36XX_HAL_DHCP_STOP_IND = 190, + + WCN36XX_HAL_MSG_MAX = WCN36XX_HAL_MSG_TYPE_MAX_ENUM_SIZE +}; + +/* Enumeration for Version */ +enum wcn36xx_hal_host_msg_version { + WCN36XX_HAL_MSG_VERSION0 = 0, + WCN36XX_HAL_MSG_VERSION1 = 1, + /* define as 2 bytes data */ + WCN36XX_HAL_MSG_WCNSS_CTRL_VERSION = 0x7FFF, + WCN36XX_HAL_MSG_VERSION_MAX_FIELD = WCN36XX_HAL_MSG_WCNSS_CTRL_VERSION +}; + +enum driver_type { + DRIVER_TYPE_PRODUCTION = 0, + DRIVER_TYPE_MFG = 1, + DRIVER_TYPE_DVT = 2, + DRIVER_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_stop_type { + HAL_STOP_TYPE_SYS_RESET, + HAL_STOP_TYPE_SYS_DEEP_SLEEP, + HAL_STOP_TYPE_RF_KILL, + HAL_STOP_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_sys_mode { + HAL_SYS_MODE_NORMAL, + HAL_SYS_MODE_LEARN, + HAL_SYS_MODE_SCAN, + HAL_SYS_MODE_PROMISC, + HAL_SYS_MODE_SUSPEND_LINK, + HAL_SYS_MODE_ROAM_SCAN, + HAL_SYS_MODE_ROAM_SUSPEND_LINK, + HAL_SYS_MODE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum phy_chan_bond_state { + /* 20MHz IF bandwidth centered on IF carrier */ + PHY_SINGLE_CHANNEL_CENTERED = 0, + + /* 40MHz IF bandwidth with lower 20MHz supporting the primary channel */ + PHY_DOUBLE_CHANNEL_LOW_PRIMARY = 1, + + /* 40MHz IF bandwidth centered on IF carrier */ + PHY_DOUBLE_CHANNEL_CENTERED = 2, + + /* 40MHz IF bandwidth with higher 20MHz supporting the primary ch */ + PHY_DOUBLE_CHANNEL_HIGH_PRIMARY = 3, + + /* 20/40MHZ offset LOW 40/80MHZ offset CENTERED */ + PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_CENTERED = 4, + + /* 20/40MHZ offset CENTERED 40/80MHZ offset CENTERED */ + PHY_QUADRUPLE_CHANNEL_20MHZ_CENTERED_40MHZ_CENTERED = 5, + + /* 20/40MHZ offset HIGH 40/80MHZ offset CENTERED */ + PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_CENTERED = 6, + + /* 20/40MHZ offset LOW 40/80MHZ offset LOW */ + PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_LOW = 7, + + /* 20/40MHZ offset HIGH 40/80MHZ offset LOW */ + PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_LOW = 8, + + /* 20/40MHZ offset LOW 40/80MHZ offset HIGH */ + PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_HIGH = 9, + + /* 20/40MHZ offset-HIGH 40/80MHZ offset HIGH */ + PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_HIGH = 10, + + PHY_CHANNEL_BONDING_STATE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* Spatial Multiplexing(SM) Power Save mode */ +enum wcn36xx_hal_ht_mimo_state { + /* Static SM Power Save mode */ + WCN36XX_HAL_HT_MIMO_PS_STATIC = 0, + + /* Dynamic SM Power Save mode */ + WCN36XX_HAL_HT_MIMO_PS_DYNAMIC = 1, + + /* reserved */ + WCN36XX_HAL_HT_MIMO_PS_NA = 2, + + /* SM Power Save disabled */ + WCN36XX_HAL_HT_MIMO_PS_NO_LIMIT = 3, + + WCN36XX_HAL_HT_MIMO_PS_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* each station added has a rate mode which specifies the sta attributes */ +enum sta_rate_mode { + STA_TAURUS = 0, + STA_TITAN, + STA_POLARIS, + STA_11b, + STA_11bg, + STA_11a, + STA_11n, + STA_11ac, + STA_INVALID_RATE_MODE = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* 1,2,5.5,11 */ +#define WCN36XX_HAL_NUM_DSSS_RATES 4 + +/* 6,9,12,18,24,36,48,54 */ +#define WCN36XX_HAL_NUM_OFDM_RATES 8 + +/* 72,96,108 */ +#define WCN36XX_HAL_NUM_POLARIS_RATES 3 + +#define WCN36XX_HAL_MAC_MAX_SUPPORTED_MCS_SET 16 + +enum wcn36xx_hal_bss_type { + WCN36XX_HAL_INFRASTRUCTURE_MODE, + + /* Added for softAP support */ + WCN36XX_HAL_INFRA_AP_MODE, + + WCN36XX_HAL_IBSS_MODE, + + /* Added for BT-AMP support */ + WCN36XX_HAL_BTAMP_STA_MODE, + + /* Added for BT-AMP support */ + WCN36XX_HAL_BTAMP_AP_MODE, + + WCN36XX_HAL_AUTO_MODE, + + WCN36XX_HAL_DONOT_USE_BSS_TYPE = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_nw_type { + WCN36XX_HAL_11A_NW_TYPE, + WCN36XX_HAL_11B_NW_TYPE, + WCN36XX_HAL_11G_NW_TYPE, + WCN36XX_HAL_11N_NW_TYPE, + WCN36XX_HAL_DONOT_USE_NW_TYPE = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +#define WCN36XX_HAL_MAC_RATESET_EID_MAX 12 + +enum wcn36xx_hal_ht_operating_mode { + /* No Protection */ + WCN36XX_HAL_HT_OP_MODE_PURE, + + /* Overlap Legacy device present, protection is optional */ + WCN36XX_HAL_HT_OP_MODE_OVERLAP_LEGACY, + + /* No legacy device, but 20 MHz HT present */ + WCN36XX_HAL_HT_OP_MODE_NO_LEGACY_20MHZ_HT, + + /* Protection is required */ + WCN36XX_HAL_HT_OP_MODE_MIXED, + + WCN36XX_HAL_HT_OP_MODE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* Encryption type enum used with peer */ +enum ani_ed_type { + WCN36XX_HAL_ED_NONE, + WCN36XX_HAL_ED_WEP40, + WCN36XX_HAL_ED_WEP104, + WCN36XX_HAL_ED_TKIP, + WCN36XX_HAL_ED_CCMP, + WCN36XX_HAL_ED_WPI, + WCN36XX_HAL_ED_AES_128_CMAC, + WCN36XX_HAL_ED_NOT_IMPLEMENTED = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +#define WLAN_MAX_KEY_RSC_LEN 16 +#define WLAN_WAPI_KEY_RSC_LEN 16 + +/* MAX key length when ULA is used */ +#define WCN36XX_HAL_MAC_MAX_KEY_LENGTH 32 +#define WCN36XX_HAL_MAC_MAX_NUM_OF_DEFAULT_KEYS 4 + +/* + * Enum to specify whether key is used for TX only, RX only or both. + */ +enum ani_key_direction { + WCN36XX_HAL_TX_ONLY, + WCN36XX_HAL_RX_ONLY, + WCN36XX_HAL_TX_RX, + WCN36XX_HAL_TX_DEFAULT, + WCN36XX_HAL_DONOT_USE_KEY_DIRECTION = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum ani_wep_type { + WCN36XX_HAL_WEP_STATIC, + WCN36XX_HAL_WEP_DYNAMIC, + WCN36XX_HAL_WEP_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_link_state { + + WCN36XX_HAL_LINK_IDLE_STATE = 0, + WCN36XX_HAL_LINK_PREASSOC_STATE = 1, + WCN36XX_HAL_LINK_POSTASSOC_STATE = 2, + WCN36XX_HAL_LINK_AP_STATE = 3, + WCN36XX_HAL_LINK_IBSS_STATE = 4, + + /* BT-AMP Case */ + WCN36XX_HAL_LINK_BTAMP_PREASSOC_STATE = 5, + WCN36XX_HAL_LINK_BTAMP_POSTASSOC_STATE = 6, + WCN36XX_HAL_LINK_BTAMP_AP_STATE = 7, + WCN36XX_HAL_LINK_BTAMP_STA_STATE = 8, + + /* Reserved for HAL Internal Use */ + WCN36XX_HAL_LINK_LEARN_STATE = 9, + WCN36XX_HAL_LINK_SCAN_STATE = 10, + WCN36XX_HAL_LINK_FINISH_SCAN_STATE = 11, + WCN36XX_HAL_LINK_INIT_CAL_STATE = 12, + WCN36XX_HAL_LINK_FINISH_CAL_STATE = 13, + WCN36XX_HAL_LINK_LISTEN_STATE = 14, + + WCN36XX_HAL_LINK_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_stats_mask { + HAL_SUMMARY_STATS_INFO = 0x00000001, + HAL_GLOBAL_CLASS_A_STATS_INFO = 0x00000002, + HAL_GLOBAL_CLASS_B_STATS_INFO = 0x00000004, + HAL_GLOBAL_CLASS_C_STATS_INFO = 0x00000008, + HAL_GLOBAL_CLASS_D_STATS_INFO = 0x00000010, + HAL_PER_STA_STATS_INFO = 0x00000020 +}; + +/* BT-AMP events type */ +enum bt_amp_event_type { + BTAMP_EVENT_CONNECTION_START, + BTAMP_EVENT_CONNECTION_STOP, + BTAMP_EVENT_CONNECTION_TERMINATED, + + /* This and beyond are invalid values */ + BTAMP_EVENT_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE, +}; + +/* PE Statistics */ +enum pe_stats_mask { + PE_SUMMARY_STATS_INFO = 0x00000001, + PE_GLOBAL_CLASS_A_STATS_INFO = 0x00000002, + PE_GLOBAL_CLASS_B_STATS_INFO = 0x00000004, + PE_GLOBAL_CLASS_C_STATS_INFO = 0x00000008, + PE_GLOBAL_CLASS_D_STATS_INFO = 0x00000010, + PE_PER_STA_STATS_INFO = 0x00000020, + + /* This and beyond are invalid values */ + PE_STATS_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* + * Configuration Parameter IDs + */ +#define WCN36XX_HAL_CFG_STA_ID 0 +#define WCN36XX_HAL_CFG_CURRENT_TX_ANTENNA 1 +#define WCN36XX_HAL_CFG_CURRENT_RX_ANTENNA 2 +#define WCN36XX_HAL_CFG_LOW_GAIN_OVERRIDE 3 +#define WCN36XX_HAL_CFG_POWER_STATE_PER_CHAIN 4 +#define WCN36XX_HAL_CFG_CAL_PERIOD 5 +#define WCN36XX_HAL_CFG_CAL_CONTROL 6 +#define WCN36XX_HAL_CFG_PROXIMITY 7 +#define WCN36XX_HAL_CFG_NETWORK_DENSITY 8 +#define WCN36XX_HAL_CFG_MAX_MEDIUM_TIME 9 +#define WCN36XX_HAL_CFG_MAX_MPDUS_IN_AMPDU 10 +#define WCN36XX_HAL_CFG_RTS_THRESHOLD 11 +#define WCN36XX_HAL_CFG_SHORT_RETRY_LIMIT 12 +#define WCN36XX_HAL_CFG_LONG_RETRY_LIMIT 13 +#define WCN36XX_HAL_CFG_FRAGMENTATION_THRESHOLD 14 +#define WCN36XX_HAL_CFG_DYNAMIC_THRESHOLD_ZERO 15 +#define WCN36XX_HAL_CFG_DYNAMIC_THRESHOLD_ONE 16 +#define WCN36XX_HAL_CFG_DYNAMIC_THRESHOLD_TWO 17 +#define WCN36XX_HAL_CFG_FIXED_RATE 18 +#define WCN36XX_HAL_CFG_RETRYRATE_POLICY 19 +#define WCN36XX_HAL_CFG_RETRYRATE_SECONDARY 20 +#define WCN36XX_HAL_CFG_RETRYRATE_TERTIARY 21 +#define WCN36XX_HAL_CFG_FORCE_POLICY_PROTECTION 22 +#define WCN36XX_HAL_CFG_FIXED_RATE_MULTICAST_24GHZ 23 +#define WCN36XX_HAL_CFG_FIXED_RATE_MULTICAST_5GHZ 24 +#define WCN36XX_HAL_CFG_DEFAULT_RATE_INDEX_24GHZ 25 +#define WCN36XX_HAL_CFG_DEFAULT_RATE_INDEX_5GHZ 26 +#define WCN36XX_HAL_CFG_MAX_BA_SESSIONS 27 +#define WCN36XX_HAL_CFG_PS_DATA_INACTIVITY_TIMEOUT 28 +#define WCN36XX_HAL_CFG_PS_ENABLE_BCN_FILTER 29 +#define WCN36XX_HAL_CFG_PS_ENABLE_RSSI_MONITOR 30 +#define WCN36XX_HAL_CFG_NUM_BEACON_PER_RSSI_AVERAGE 31 +#define WCN36XX_HAL_CFG_STATS_PERIOD 32 +#define WCN36XX_HAL_CFG_CFP_MAX_DURATION 33 +#define WCN36XX_HAL_CFG_FRAME_TRANS_ENABLED 34 +#define WCN36XX_HAL_CFG_DTIM_PERIOD 35 +#define WCN36XX_HAL_CFG_EDCA_WMM_ACBK 36 +#define WCN36XX_HAL_CFG_EDCA_WMM_ACBE 37 +#define WCN36XX_HAL_CFG_EDCA_WMM_ACVO 38 +#define WCN36XX_HAL_CFG_EDCA_WMM_ACVI 39 +#define WCN36XX_HAL_CFG_BA_THRESHOLD_HIGH 40 +#define WCN36XX_HAL_CFG_MAX_BA_BUFFERS 41 +#define WCN36XX_HAL_CFG_RPE_POLLING_THRESHOLD 42 +#define WCN36XX_HAL_CFG_RPE_AGING_THRESHOLD_FOR_AC0_REG 43 +#define WCN36XX_HAL_CFG_RPE_AGING_THRESHOLD_FOR_AC1_REG 44 +#define WCN36XX_HAL_CFG_RPE_AGING_THRESHOLD_FOR_AC2_REG 45 +#define WCN36XX_HAL_CFG_RPE_AGING_THRESHOLD_FOR_AC3_REG 46 +#define WCN36XX_HAL_CFG_NO_OF_ONCHIP_REORDER_SESSIONS 47 +#define WCN36XX_HAL_CFG_PS_LISTEN_INTERVAL 48 +#define WCN36XX_HAL_CFG_PS_HEART_BEAT_THRESHOLD 49 +#define WCN36XX_HAL_CFG_PS_NTH_BEACON_FILTER 50 +#define WCN36XX_HAL_CFG_PS_MAX_PS_POLL 51 +#define WCN36XX_HAL_CFG_PS_MIN_RSSI_THRESHOLD 52 +#define WCN36XX_HAL_CFG_PS_RSSI_FILTER_PERIOD 53 +#define WCN36XX_HAL_CFG_PS_BROADCAST_FRAME_FILTER_ENABLE 54 +#define WCN36XX_HAL_CFG_PS_IGNORE_DTIM 55 +#define WCN36XX_HAL_CFG_PS_ENABLE_BCN_EARLY_TERM 56 +#define WCN36XX_HAL_CFG_DYNAMIC_PS_POLL_VALUE 57 +#define WCN36XX_HAL_CFG_PS_NULLDATA_AP_RESP_TIMEOUT 58 +#define WCN36XX_HAL_CFG_TELE_BCN_WAKEUP_EN 59 +#define WCN36XX_HAL_CFG_TELE_BCN_TRANS_LI 60 +#define WCN36XX_HAL_CFG_TELE_BCN_TRANS_LI_IDLE_BCNS 61 +#define WCN36XX_HAL_CFG_TELE_BCN_MAX_LI 62 +#define WCN36XX_HAL_CFG_TELE_BCN_MAX_LI_IDLE_BCNS 63 +#define WCN36XX_HAL_CFG_TX_PWR_CTRL_ENABLE 64 +#define WCN36XX_HAL_CFG_VALID_RADAR_CHANNEL_LIST 65 +#define WCN36XX_HAL_CFG_TX_POWER_24_20 66 +#define WCN36XX_HAL_CFG_TX_POWER_24_40 67 +#define WCN36XX_HAL_CFG_TX_POWER_50_20 68 +#define WCN36XX_HAL_CFG_TX_POWER_50_40 69 +#define WCN36XX_HAL_CFG_MCAST_BCAST_FILTER_SETTING 70 +#define WCN36XX_HAL_CFG_BCN_EARLY_TERM_WAKEUP_INTERVAL 71 +#define WCN36XX_HAL_CFG_MAX_TX_POWER_2_4 72 +#define WCN36XX_HAL_CFG_MAX_TX_POWER_5 73 +#define WCN36XX_HAL_CFG_INFRA_STA_KEEP_ALIVE_PERIOD 74 +#define WCN36XX_HAL_CFG_ENABLE_CLOSE_LOOP 75 +#define WCN36XX_HAL_CFG_BTC_EXECUTION_MODE 76 +#define WCN36XX_HAL_CFG_BTC_DHCP_BT_SLOTS_TO_BLOCK 77 +#define WCN36XX_HAL_CFG_BTC_A2DP_DHCP_BT_SUB_INTERVALS 78 +#define WCN36XX_HAL_CFG_PS_TX_INACTIVITY_TIMEOUT 79 +#define WCN36XX_HAL_CFG_WCNSS_API_VERSION 80 +#define WCN36XX_HAL_CFG_AP_KEEPALIVE_TIMEOUT 81 +#define WCN36XX_HAL_CFG_GO_KEEPALIVE_TIMEOUT 82 +#define WCN36XX_HAL_CFG_ENABLE_MC_ADDR_LIST 83 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_INQ_BT 84 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_PAGE_BT 85 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_CONN_BT 86 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_LE_BT 87 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_INQ_WLAN 88 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_PAGE_WLAN 89 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_CONN_WLAN 90 +#define WCN36XX_HAL_CFG_BTC_STATIC_LEN_LE_WLAN 91 +#define WCN36XX_HAL_CFG_BTC_DYN_MAX_LEN_BT 92 +#define WCN36XX_HAL_CFG_BTC_DYN_MAX_LEN_WLAN 93 +#define WCN36XX_HAL_CFG_BTC_MAX_SCO_BLOCK_PERC 94 +#define WCN36XX_HAL_CFG_BTC_DHCP_PROT_ON_A2DP 95 +#define WCN36XX_HAL_CFG_BTC_DHCP_PROT_ON_SCO 96 +#define WCN36XX_HAL_CFG_ENABLE_UNICAST_FILTER 97 +#define WCN36XX_HAL_CFG_MAX_ASSOC_LIMIT 98 +#define WCN36XX_HAL_CFG_ENABLE_LPWR_IMG_TRANSITION 99 +#define WCN36XX_HAL_CFG_ENABLE_MCC_ADAPTIVE_SCHEDULER 100 +#define WCN36XX_HAL_CFG_ENABLE_DETECT_PS_SUPPORT 101 +#define WCN36XX_HAL_CFG_AP_LINK_MONITOR_TIMEOUT 102 +#define WCN36XX_HAL_CFG_BTC_DWELL_TIME_MULTIPLIER 103 +#define WCN36XX_HAL_CFG_ENABLE_TDLS_OXYGEN_MODE 104 +#define WCN36XX_HAL_CFG_MAX_PARAMS 105 + +/* Message definitons - All the messages below need to be packed */ + +/* Definition for HAL API Version. */ +struct wcnss_wlan_version { + u8 revision; + u8 version; + u8 minor; + u8 major; +} __packed; + +/* Definition for Encryption Keys */ +struct wcn36xx_hal_keys { + u8 id; + + /* 0 for multicast */ + u8 unicast; + + enum ani_key_direction direction; + + /* Usage is unknown */ + u8 rsc[WLAN_MAX_KEY_RSC_LEN]; + + /* =1 for authenticator,=0 for supplicant */ + u8 pae_role; + + u16 length; + u8 key[WCN36XX_HAL_MAC_MAX_KEY_LENGTH]; +} __packed; + +/* + * set_sta_key_params Moving here since it is shared by + * configbss/setstakey msgs + */ +struct wcn36xx_hal_set_sta_key_params { + /* STA Index */ + u16 sta_index; + + /* Encryption Type used with peer */ + enum ani_ed_type enc_type; + + /* STATIC/DYNAMIC - valid only for WEP */ + enum ani_wep_type wep_type; + + /* Default WEP key, valid only for static WEP, must between 0 and 3. */ + u8 def_wep_idx; + + /* valid only for non-static WEP encyrptions */ + struct wcn36xx_hal_keys key[WCN36XX_HAL_MAC_MAX_NUM_OF_DEFAULT_KEYS]; + + /* + * Control for Replay Count, 1= Single TID based replay count on Tx + * 0 = Per TID based replay count on TX + */ + u8 single_tid_rc; + +} __packed; + +/* 4-byte control message header used by HAL*/ +struct wcn36xx_hal_msg_header { + enum wcn36xx_hal_host_msg_type msg_type:16; + enum wcn36xx_hal_host_msg_version msg_version:16; + u32 len; +} __packed; + +/* Config format required by HAL for each CFG item*/ +struct wcn36xx_hal_cfg { + /* Cfg Id. The Id required by HAL is exported by HAL + * in shared header file between UMAC and HAL.*/ + u16 id; + + /* Length of the Cfg. This parameter is used to go to next cfg + * in the TLV format.*/ + u16 len; + + /* Padding bytes for unaligned address's */ + u16 pad_bytes; + + /* Reserve bytes for making cfgVal to align address */ + u16 reserve; + + /* Following the uCfgLen field there should be a 'uCfgLen' bytes + * containing the uCfgValue ; u8 uCfgValue[uCfgLen] */ +} __packed; + +struct wcn36xx_hal_mac_start_parameters { + /* Drive Type - Production or FTM etc */ + enum driver_type type; + + /* Length of the config buffer */ + u32 len; + + /* Following this there is a TLV formatted buffer of length + * "len" bytes containing all config values. + * The TLV is expected to be formatted like this: + * 0 15 31 31+CFG_LEN-1 length-1 + * | CFG_ID | CFG_LEN | CFG_BODY | CFG_ID |......| + */ +} __packed; + +struct wcn36xx_hal_mac_start_req_msg { + /* config buffer must start in TLV format just here */ + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_mac_start_parameters params; +} __packed; + +struct wcn36xx_hal_mac_start_rsp_params { + /* success or failure */ + u16 status; + + /* Max number of STA supported by the device */ + u8 stations; + + /* Max number of BSS supported by the device */ + u8 bssids; + + /* API Version */ + struct wcnss_wlan_version version; + + /* CRM build information */ + u8 crm_version[WCN36XX_HAL_VERSION_LENGTH]; + + /* hardware/chipset/misc version information */ + u8 wlan_version[WCN36XX_HAL_VERSION_LENGTH]; + +} __packed; + +struct wcn36xx_hal_mac_start_rsp_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_mac_start_rsp_params start_rsp_params; +} __packed; + +struct wcn36xx_hal_mac_stop_req_params { + /* The reason for which the device is being stopped */ + enum wcn36xx_hal_stop_type reason; + +} __packed; + +struct wcn36xx_hal_mac_stop_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_mac_stop_req_params stop_req_params; +} __packed; + +struct wcn36xx_hal_mac_stop_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +struct wcn36xx_hal_update_cfg_req_msg { + /* + * Note: The length specified in tHalUpdateCfgReqMsg messages should be + * header.msgLen = sizeof(tHalUpdateCfgReqMsg) + uConfigBufferLen + */ + struct wcn36xx_hal_msg_header header; + + /* Length of the config buffer. Allows UMAC to update multiple CFGs */ + u32 len; + + /* + * Following this there is a TLV formatted buffer of length + * "uConfigBufferLen" bytes containing all config values. + * The TLV is expected to be formatted like this: + * 0 15 31 31+CFG_LEN-1 length-1 + * | CFG_ID | CFG_LEN | CFG_BODY | CFG_ID |......| + */ + +} __packed; + +struct wcn36xx_hal_update_cfg_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + +} __packed; + +/* Frame control field format (2 bytes) */ +struct wcn36xx_hal_mac_frame_ctl { + +#ifndef ANI_LITTLE_BIT_ENDIAN + + u8 subType:4; + u8 type:2; + u8 protVer:2; + + u8 order:1; + u8 wep:1; + u8 moreData:1; + u8 powerMgmt:1; + u8 retry:1; + u8 moreFrag:1; + u8 fromDS:1; + u8 toDS:1; + +#else + + u8 protVer:2; + u8 type:2; + u8 subType:4; + + u8 toDS:1; + u8 fromDS:1; + u8 moreFrag:1; + u8 retry:1; + u8 powerMgmt:1; + u8 moreData:1; + u8 wep:1; + u8 order:1; + +#endif + +}; + +/* Sequence control field */ +struct wcn36xx_hal_mac_seq_ctl { + u8 fragNum:4; + u8 seqNumLo:4; + u8 seqNumHi:8; +}; + +/* Management header format */ +struct wcn36xx_hal_mac_mgmt_hdr { + struct wcn36xx_hal_mac_frame_ctl fc; + u8 durationLo; + u8 durationHi; + u8 da[6]; + u8 sa[6]; + u8 bssId[6]; + struct wcn36xx_hal_mac_seq_ctl seqControl; +}; + +/* FIXME: pronto v1 apparently has 4 */ +#define WCN36XX_HAL_NUM_BSSID 2 + +/* Scan Entry to hold active BSS idx's */ +struct wcn36xx_hal_scan_entry { + u8 bss_index[WCN36XX_HAL_NUM_BSSID]; + u8 active_bss_count; +}; + +struct wcn36xx_hal_init_scan_req_msg { + struct wcn36xx_hal_msg_header header; + + /* LEARN - AP Role + SCAN - STA Role */ + enum wcn36xx_hal_sys_mode mode; + + /* BSSID of the BSS */ + u8 bssid[ETH_ALEN]; + + /* Whether BSS needs to be notified */ + u8 notify; + + /* Kind of frame to be used for notifying the BSS (Data Null, QoS + * Null, or CTS to Self). Must always be a valid frame type. */ + u8 frame_type; + + /* UMAC has the option of passing the MAC frame to be used for + * notifying the BSS. If non-zero, HAL will use the MAC frame + * buffer pointed to by macMgmtHdr. If zero, HAL will generate the + * appropriate MAC frame based on frameType. */ + u8 frame_len; + + /* Following the framelength there is a MAC frame buffer if + * frameLength is non-zero. */ + struct wcn36xx_hal_mac_mgmt_hdr mac_mgmt_hdr; + + /* Entry to hold number of active BSS idx's */ + struct wcn36xx_hal_scan_entry scan_entry; +}; + +struct wcn36xx_hal_init_scan_con_req_msg { + struct wcn36xx_hal_msg_header header; + + /* LEARN - AP Role + SCAN - STA Role */ + enum wcn36xx_hal_sys_mode mode; + + /* BSSID of the BSS */ + u8 bssid[ETH_ALEN]; + + /* Whether BSS needs to be notified */ + u8 notify; + + /* Kind of frame to be used for notifying the BSS (Data Null, QoS + * Null, or CTS to Self). Must always be a valid frame type. */ + u8 frame_type; + + /* UMAC has the option of passing the MAC frame to be used for + * notifying the BSS. If non-zero, HAL will use the MAC frame + * buffer pointed to by macMgmtHdr. If zero, HAL will generate the + * appropriate MAC frame based on frameType. */ + u8 frame_length; + + /* Following the framelength there is a MAC frame buffer if + * frameLength is non-zero. */ + struct wcn36xx_hal_mac_mgmt_hdr mac_mgmt_hdr; + + /* Entry to hold number of active BSS idx's */ + struct wcn36xx_hal_scan_entry scan_entry; + + /* Single NoA usage in Scanning */ + u8 use_noa; + + /* Indicates the scan duration (in ms) */ + u16 scan_duration; + +}; + +struct wcn36xx_hal_init_scan_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + +} __packed; + +struct wcn36xx_hal_start_scan_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Indicates the channel to scan */ + u8 scan_channel; +} __packed; + +struct wcn36xx_hal_start_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u32 start_tsf[2]; + u8 tx_mgmt_power; + +} __packed; + +struct wcn36xx_hal_end_scan_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Indicates the channel to stop scanning. Not used really. But + * retained for symmetry with "start Scan" message. It can also + * help in error check if needed. */ + u8 scan_channel; +} __packed; + +struct wcn36xx_hal_end_scan_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +struct wcn36xx_hal_finish_scan_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Identifies the operational state of the AP/STA + * LEARN - AP Role SCAN - STA Role */ + enum wcn36xx_hal_sys_mode mode; + + /* Operating channel to tune to. */ + u8 oper_channel; + + /* Channel Bonding state If 20/40 MHz is operational, this will + * indicate the 40 MHz extension channel in combination with the + * control channel */ + enum phy_chan_bond_state cb_state; + + /* BSSID of the BSS */ + u8 bssid[ETH_ALEN]; + + /* Whether BSS needs to be notified */ + u8 notify; + + /* Kind of frame to be used for notifying the BSS (Data Null, QoS + * Null, or CTS to Self). Must always be a valid frame type. */ + u8 frame_type; + + /* UMAC has the option of passing the MAC frame to be used for + * notifying the BSS. If non-zero, HAL will use the MAC frame + * buffer pointed to by macMgmtHdr. If zero, HAL will generate the + * appropriate MAC frame based on frameType. */ + u8 frame_length; + + /* Following the framelength there is a MAC frame buffer if + * frameLength is non-zero. */ + struct wcn36xx_hal_mac_mgmt_hdr mac_mgmt_hdr; + + /* Entry to hold number of active BSS idx's */ + struct wcn36xx_hal_scan_entry scan_entry; + +} __packed; + +struct wcn36xx_hal_finish_scan_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + +} __packed; + +enum wcn36xx_hal_rate_index { + HW_RATE_INDEX_1MBPS = 0x82, + HW_RATE_INDEX_2MBPS = 0x84, + HW_RATE_INDEX_5_5MBPS = 0x8B, + HW_RATE_INDEX_6MBPS = 0x0C, + HW_RATE_INDEX_9MBPS = 0x12, + HW_RATE_INDEX_11MBPS = 0x96, + HW_RATE_INDEX_12MBPS = 0x18, + HW_RATE_INDEX_18MBPS = 0x24, + HW_RATE_INDEX_24MBPS = 0x30, + HW_RATE_INDEX_36MBPS = 0x48, + HW_RATE_INDEX_48MBPS = 0x60, + HW_RATE_INDEX_54MBPS = 0x6C +}; + +struct wcn36xx_hal_supported_rates { + /* + * For Self STA Entry: this represents Self Mode. + * For Peer Stations, this represents the mode of the peer. + * On Station: + * + * --this mode is updated when PE adds the Self Entry. + * + * -- OR when PE sends 'ADD_BSS' message and station context in BSS + * is used to indicate the mode of the AP. + * + * ON AP: + * + * -- this mode is updated when PE sends 'ADD_BSS' and Sta entry + * for that BSS is used to indicate the self mode of the AP. + * + * -- OR when a station is associated, PE sends 'ADD_STA' message + * with this mode updated. + */ + + enum sta_rate_mode op_rate_mode; + + /* 11b, 11a and aniLegacyRates are IE rates which gives rate in + * unit of 500Kbps */ + u16 dsss_rates[WCN36XX_HAL_NUM_DSSS_RATES]; + u16 ofdm_rates[WCN36XX_HAL_NUM_OFDM_RATES]; + u16 legacy_rates[WCN36XX_HAL_NUM_POLARIS_RATES]; + u16 reserved; + + /* Taurus only supports 26 Titan Rates(no ESF/concat Rates will be + * supported) First 26 bits are reserved for those Titan rates and + * the last 4 bits(bit28-31) for Taurus, 2(bit26-27) bits are + * reserved. */ + /* Titan and Taurus Rates */ + u32 enhanced_rate_bitmap; + + /* + * 0-76 bits used, remaining reserved + * bits 0-15 and 32 should be set. + */ + u8 supported_mcs_set[WCN36XX_HAL_MAC_MAX_SUPPORTED_MCS_SET]; + + /* + * RX Highest Supported Data Rate defines the highest data + * rate that the STA is able to receive, in unites of 1Mbps. + * This value is derived from "Supported MCS Set field" inside + * the HT capability element. + */ + u16 rx_highest_data_rate; + +} __packed; + +struct wcn36xx_hal_config_sta_params { + /* BSSID of STA */ + u8 bssid[ETH_ALEN]; + + /* ASSOC ID, as assigned by UMAC */ + u16 aid; + + /* STA entry Type: 0 - Self, 1 - Other/Peer, 2 - BSSID, 3 - BCAST */ + u8 type; + + /* Short Preamble Supported. */ + u8 short_preamble_supported; + + /* MAC Address of STA */ + u8 mac[ETH_ALEN]; + + /* Listen interval of the STA */ + u16 listen_interval; + + /* Support for 11e/WMM */ + u8 wmm_enabled; + + /* 11n HT capable STA */ + u8 ht_capable; + + /* TX Width Set: 0 - 20 MHz only, 1 - 20/40 MHz */ + u8 tx_channel_width_set; + + /* RIFS mode 0 - NA, 1 - Allowed */ + u8 rifs_mode; + + /* L-SIG TXOP Protection mechanism + 0 - No Support, 1 - Supported + SG - there is global field */ + u8 lsig_txop_protection; + + /* Max Ampdu Size supported by STA. TPE programming. + 0 : 8k , 1 : 16k, 2 : 32k, 3 : 64k */ + u8 max_ampdu_size; + + /* Max Ampdu density. Used by RA. 3 : 0~7 : 2^(11nAMPDUdensity -4) */ + u8 max_ampdu_density; + + /* Max AMSDU size 1 : 3839 bytes, 0 : 7935 bytes */ + u8 max_amsdu_size; + + /* Short GI support for 40Mhz packets */ + u8 sgi_40mhz; + + /* Short GI support for 20Mhz packets */ + u8 sgi_20Mhz; + + /* TODO move this parameter to the end for 3680 */ + /* These rates are the intersection of peer and self capabilities. */ + struct wcn36xx_hal_supported_rates supported_rates; + + /* Robust Management Frame (RMF) enabled/disabled */ + u8 rmf; + + /* The unicast encryption type in the association */ + u32 encrypt_type; + + /* HAL should update the existing STA entry, if this flag is set. UMAC + will set this flag in case of RE-ASSOC, where we want to reuse the + old STA ID. 0 = Add, 1 = Update */ + u8 action; + + /* U-APSD Flags: 1b per AC. Encoded as follows: + b7 b6 b5 b4 b3 b2 b1 b0 = + X X X X BE BK VI VO */ + u8 uapsd; + + /* Max SP Length */ + u8 max_sp_len; + + /* 11n Green Field preamble support + 0 - Not supported, 1 - Supported */ + u8 green_field_capable; + + /* MIMO Power Save mode */ + enum wcn36xx_hal_ht_mimo_state mimo_ps; + + /* Delayed BA Support */ + u8 delayed_ba_support; + + /* Max AMPDU duration in 32us */ + u8 max_ampdu_duration; + + /* HT STA should set it to 1 if it is enabled in BSS. HT STA should + * set it to 0 if AP does not support it. This indication is sent + * to HAL and HAL uses this flag to pickup up appropriate 40Mhz + * rates. */ + u8 dsss_cck_mode_40mhz; + + /* Valid STA Idx when action=Update. Set to 0xFF when invalid! + * Retained for backward compalibity with existing HAL code */ + u8 sta_index; + + /* BSSID of BSS to which station is associated. Set to 0xFF when + * invalid. Retained for backward compalibity with existing HAL + * code */ + u8 bssid_index; + + u8 p2p; + + /* TODO add this parameter for 3680. */ + /* Reserved to align next field on a dword boundary */ + /* u8 reserved; */ +} __packed; + +struct wcn36xx_hal_config_sta_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_config_sta_params sta_params; +} __packed; + +struct wcn36xx_hal_config_sta_params_v1 { + /* BSSID of STA */ + u8 bssid[ETH_ALEN]; + + /* ASSOC ID, as assigned by UMAC */ + u16 aid; + + /* STA entry Type: 0 - Self, 1 - Other/Peer, 2 - BSSID, 3 - BCAST */ + u8 type; + + /* Short Preamble Supported. */ + u8 short_preamble_supported; + + /* MAC Address of STA */ + u8 mac[ETH_ALEN]; + + /* Listen interval of the STA */ + u16 listen_interval; + + /* Support for 11e/WMM */ + u8 wmm_enabled; + + /* 11n HT capable STA */ + u8 ht_capable; + + /* TX Width Set: 0 - 20 MHz only, 1 - 20/40 MHz */ + u8 tx_channel_width_set; + + /* RIFS mode 0 - NA, 1 - Allowed */ + u8 rifs_mode; + + /* L-SIG TXOP Protection mechanism + 0 - No Support, 1 - Supported + SG - there is global field */ + u8 lsig_txop_protection; + + /* Max Ampdu Size supported by STA. TPE programming. + 0 : 8k , 1 : 16k, 2 : 32k, 3 : 64k */ + u8 max_ampdu_size; + + /* Max Ampdu density. Used by RA. 3 : 0~7 : 2^(11nAMPDUdensity -4) */ + u8 max_ampdu_density; + + /* Max AMSDU size 1 : 3839 bytes, 0 : 7935 bytes */ + u8 max_amsdu_size; + + /* Short GI support for 40Mhz packets */ + u8 sgi_40mhz; + + /* Short GI support for 20Mhz packets */ + u8 sgi_20Mhz; + + /* Robust Management Frame (RMF) enabled/disabled */ + u8 rmf; + + /* The unicast encryption type in the association */ + u32 encrypt_type; + + /* HAL should update the existing STA entry, if this flag is set. UMAC + will set this flag in case of RE-ASSOC, where we want to reuse the + old STA ID. 0 = Add, 1 = Update */ + u8 action; + + /* U-APSD Flags: 1b per AC. Encoded as follows: + b7 b6 b5 b4 b3 b2 b1 b0 = + X X X X BE BK VI VO */ + u8 uapsd; + + /* Max SP Length */ + u8 max_sp_len; + + /* 11n Green Field preamble support + 0 - Not supported, 1 - Supported */ + u8 green_field_capable; + + /* MIMO Power Save mode */ + enum wcn36xx_hal_ht_mimo_state mimo_ps; + + /* Delayed BA Support */ + u8 delayed_ba_support; + + /* Max AMPDU duration in 32us */ + u8 max_ampdu_duration; + + /* HT STA should set it to 1 if it is enabled in BSS. HT STA should + * set it to 0 if AP does not support it. This indication is sent + * to HAL and HAL uses this flag to pickup up appropriate 40Mhz + * rates. */ + u8 dsss_cck_mode_40mhz; + + /* Valid STA Idx when action=Update. Set to 0xFF when invalid! + * Retained for backward compalibity with existing HAL code */ + u8 sta_index; + + /* BSSID of BSS to which station is associated. Set to 0xFF when + * invalid. Retained for backward compalibity with existing HAL + * code */ + u8 bssid_index; + + u8 p2p; + + /* Reserved to align next field on a dword boundary */ + u8 reserved; + + /* These rates are the intersection of peer and self capabilities. */ + struct wcn36xx_hal_supported_rates supported_rates; +} __packed; + +struct wcn36xx_hal_config_sta_req_msg_v1 { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_config_sta_params_v1 sta_params; +} __packed; + +struct config_sta_rsp_params { + /* success or failure */ + u32 status; + + /* Station index; valid only when 'status' field value SUCCESS */ + u8 sta_index; + + /* BSSID Index of BSS to which the station is associated */ + u8 bssid_index; + + /* DPU Index for PTK */ + u8 dpu_index; + + /* DPU Index for GTK */ + u8 bcast_dpu_index; + + /* DPU Index for IGTK */ + u8 bcast_mgmt_dpu_idx; + + /* PTK DPU signature */ + u8 uc_ucast_sig; + + /* GTK DPU isignature */ + u8 uc_bcast_sig; + + /* IGTK DPU signature */ + u8 uc_mgmt_sig; + + u8 p2p; + +} __packed; + +struct wcn36xx_hal_config_sta_rsp_msg { + struct wcn36xx_hal_msg_header header; + + struct config_sta_rsp_params params; +} __packed; + +/* Delete STA Request message */ +struct wcn36xx_hal_delete_sta_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Index of STA to delete */ + u8 sta_index; + +} __packed; + +/* Delete STA Response message */ +struct wcn36xx_hal_delete_sta_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* Index of STA deleted */ + u8 sta_id; +} __packed; + +/* 12 Bytes long because this structure can be used to represent rate and + * extended rate set IEs. The parser assume this to be at least 12 */ +struct wcn36xx_hal_rate_set { + u8 num_rates; + u8 rate[WCN36XX_HAL_MAC_RATESET_EID_MAX]; +} __packed; + +/* access category record */ +struct wcn36xx_hal_aci_aifsn { +#ifndef ANI_LITTLE_BIT_ENDIAN + u8 rsvd:1; + u8 aci:2; + u8 acm:1; + u8 aifsn:4; +#else + u8 aifsn:4; + u8 acm:1; + u8 aci:2; + u8 rsvd:1; +#endif +} __packed; + +/* contention window size */ +struct wcn36xx_hal_mac_cw { +#ifndef ANI_LITTLE_BIT_ENDIAN + u8 max:4; + u8 min:4; +#else + u8 min:4; + u8 max:4; +#endif +} __packed; + +struct wcn36xx_hal_edca_param_record { + struct wcn36xx_hal_aci_aifsn aci; + struct wcn36xx_hal_mac_cw cw; + u16 txop_limit; +} __packed; + +struct wcn36xx_hal_mac_ssid { + u8 length; + u8 ssid[32]; +} __packed; + +/* Concurrency role. These are generic IDs that identify the various roles + * in the software system. */ +enum wcn36xx_hal_con_mode { + WCN36XX_HAL_STA_MODE = 0, + + /* to support softAp mode . This is misleading. + It means AP MODE only. */ + WCN36XX_HAL_STA_SAP_MODE = 1, + + WCN36XX_HAL_P2P_CLIENT_MODE, + WCN36XX_HAL_P2P_GO_MODE, + WCN36XX_HAL_MONITOR_MODE, +}; + +/* This is a bit pattern to be set for each mode + * bit 0 - sta mode + * bit 1 - ap mode + * bit 2 - p2p client mode + * bit 3 - p2p go mode */ +enum wcn36xx_hal_concurrency_mode { + HAL_STA = 1, + HAL_SAP = 2, + + /* to support sta, softAp mode . This means STA+AP mode */ + HAL_STA_SAP = 3, + + HAL_P2P_CLIENT = 4, + HAL_P2P_GO = 8, + HAL_MAX_CONCURRENCY_PERSONA = 4 +}; + +struct wcn36xx_hal_config_bss_params { + /* BSSID */ + u8 bssid[ETH_ALEN]; + + /* Self Mac Address */ + u8 self_mac_addr[ETH_ALEN]; + + /* BSS type */ + enum wcn36xx_hal_bss_type bss_type; + + /* Operational Mode: AP =0, STA = 1 */ + u8 oper_mode; + + /* Network Type */ + enum wcn36xx_hal_nw_type nw_type; + + /* Used to classify PURE_11G/11G_MIXED to program MTU */ + u8 short_slot_time_supported; + + /* Co-exist with 11a STA */ + u8 lla_coexist; + + /* Co-exist with 11b STA */ + u8 llb_coexist; + + /* Co-exist with 11g STA */ + u8 llg_coexist; + + /* Coexistence with 11n STA */ + u8 ht20_coexist; + + /* Non GF coexist flag */ + u8 lln_non_gf_coexist; + + /* TXOP protection support */ + u8 lsig_tx_op_protection_full_support; + + /* RIFS mode */ + u8 rifs_mode; + + /* Beacon Interval in TU */ + u16 beacon_interval; + + /* DTIM period */ + u8 dtim_period; + + /* TX Width Set: 0 - 20 MHz only, 1 - 20/40 MHz */ + u8 tx_channel_width_set; + + /* Operating channel */ + u8 oper_channel; + + /* Extension channel for channel bonding */ + u8 ext_channel; + + /* Reserved to align next field on a dword boundary */ + u8 reserved; + + /* TODO move sta to the end for 3680 */ + /* Context of the station being added in HW + * Add a STA entry for "itself" - + * + * On AP - Add the AP itself in an "STA context" + * + * On STA - Add the AP to which this STA is joining in an + * "STA context" + */ + struct wcn36xx_hal_config_sta_params sta; + /* SSID of the BSS */ + struct wcn36xx_hal_mac_ssid ssid; + + /* HAL should update the existing BSS entry, if this flag is set. + * UMAC will set this flag in case of reassoc, where we want to + * resue the the old BSSID and still return success 0 = Add, 1 = + * Update */ + u8 action; + + /* MAC Rate Set */ + struct wcn36xx_hal_rate_set rateset; + + /* Enable/Disable HT capabilities of the BSS */ + u8 ht; + + /* Enable/Disable OBSS protection */ + u8 obss_prot_enabled; + + /* RMF enabled/disabled */ + u8 rmf; + + /* HT Operating Mode operating mode of the 802.11n STA */ + enum wcn36xx_hal_ht_operating_mode ht_oper_mode; + + /* Dual CTS Protection: 0 - Unused, 1 - Used */ + u8 dual_cts_protection; + + /* Probe Response Max retries */ + u8 max_probe_resp_retry_limit; + + /* To Enable Hidden ssid */ + u8 hidden_ssid; + + /* To Enable Disable FW Proxy Probe Resp */ + u8 proxy_probe_resp; + + /* Boolean to indicate if EDCA params are valid. UMAC might not + * have valid EDCA params or might not desire to apply EDCA params + * during config BSS. 0 implies Not Valid ; Non-Zero implies + * valid */ + u8 edca_params_valid; + + /* EDCA Parameters for Best Effort Access Category */ + struct wcn36xx_hal_edca_param_record acbe; + + /* EDCA Parameters forBackground Access Category */ + struct wcn36xx_hal_edca_param_record acbk; + + /* EDCA Parameters for Video Access Category */ + struct wcn36xx_hal_edca_param_record acvi; + + /* EDCA Parameters for Voice Access Category */ + struct wcn36xx_hal_edca_param_record acvo; + + /* Ext Bss Config Msg if set */ + u8 ext_set_sta_key_param_valid; + + /* SetStaKeyParams for ext bss msg */ + struct wcn36xx_hal_set_sta_key_params ext_set_sta_key_param; + + /* Persona for the BSS can be STA,AP,GO,CLIENT value same as enum + * wcn36xx_hal_con_mode */ + u8 wcn36xx_hal_persona; + + u8 spectrum_mgt_enable; + + /* HAL fills in the tx power used for mgmt frames in txMgmtPower */ + s8 tx_mgmt_power; + + /* maxTxPower has max power to be used after applying the power + * constraint if any */ + s8 max_tx_power; +} __packed; + +struct wcn36xx_hal_config_bss_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_config_bss_params bss_params; +} __packed; + +struct wcn36xx_hal_config_bss_params_v1 { + /* BSSID */ + u8 bssid[ETH_ALEN]; + + /* Self Mac Address */ + u8 self_mac_addr[ETH_ALEN]; + + /* BSS type */ + enum wcn36xx_hal_bss_type bss_type; + + /* Operational Mode: AP =0, STA = 1 */ + u8 oper_mode; + + /* Network Type */ + enum wcn36xx_hal_nw_type nw_type; + + /* Used to classify PURE_11G/11G_MIXED to program MTU */ + u8 short_slot_time_supported; + + /* Co-exist with 11a STA */ + u8 lla_coexist; + + /* Co-exist with 11b STA */ + u8 llb_coexist; + + /* Co-exist with 11g STA */ + u8 llg_coexist; + + /* Coexistence with 11n STA */ + u8 ht20_coexist; + + /* Non GF coexist flag */ + u8 lln_non_gf_coexist; + + /* TXOP protection support */ + u8 lsig_tx_op_protection_full_support; + + /* RIFS mode */ + u8 rifs_mode; + + /* Beacon Interval in TU */ + u16 beacon_interval; + + /* DTIM period */ + u8 dtim_period; + + /* TX Width Set: 0 - 20 MHz only, 1 - 20/40 MHz */ + u8 tx_channel_width_set; + + /* Operating channel */ + u8 oper_channel; + + /* Extension channel for channel bonding */ + u8 ext_channel; + + /* Reserved to align next field on a dword boundary */ + u8 reserved; + + /* SSID of the BSS */ + struct wcn36xx_hal_mac_ssid ssid; + + /* HAL should update the existing BSS entry, if this flag is set. + * UMAC will set this flag in case of reassoc, where we want to + * resue the the old BSSID and still return success 0 = Add, 1 = + * Update */ + u8 action; + + /* MAC Rate Set */ + struct wcn36xx_hal_rate_set rateset; + + /* Enable/Disable HT capabilities of the BSS */ + u8 ht; + + /* Enable/Disable OBSS protection */ + u8 obss_prot_enabled; + + /* RMF enabled/disabled */ + u8 rmf; + + /* HT Operating Mode operating mode of the 802.11n STA */ + enum wcn36xx_hal_ht_operating_mode ht_oper_mode; + + /* Dual CTS Protection: 0 - Unused, 1 - Used */ + u8 dual_cts_protection; + + /* Probe Response Max retries */ + u8 max_probe_resp_retry_limit; + + /* To Enable Hidden ssid */ + u8 hidden_ssid; + + /* To Enable Disable FW Proxy Probe Resp */ + u8 proxy_probe_resp; + + /* Boolean to indicate if EDCA params are valid. UMAC might not + * have valid EDCA params or might not desire to apply EDCA params + * during config BSS. 0 implies Not Valid ; Non-Zero implies + * valid */ + u8 edca_params_valid; + + /* EDCA Parameters for Best Effort Access Category */ + struct wcn36xx_hal_edca_param_record acbe; + + /* EDCA Parameters forBackground Access Category */ + struct wcn36xx_hal_edca_param_record acbk; + + /* EDCA Parameters for Video Access Category */ + struct wcn36xx_hal_edca_param_record acvi; + + /* EDCA Parameters for Voice Access Category */ + struct wcn36xx_hal_edca_param_record acvo; + + /* Ext Bss Config Msg if set */ + u8 ext_set_sta_key_param_valid; + + /* SetStaKeyParams for ext bss msg */ + struct wcn36xx_hal_set_sta_key_params ext_set_sta_key_param; + + /* Persona for the BSS can be STA,AP,GO,CLIENT value same as enum + * wcn36xx_hal_con_mode */ + u8 wcn36xx_hal_persona; + + u8 spectrum_mgt_enable; + + /* HAL fills in the tx power used for mgmt frames in txMgmtPower */ + s8 tx_mgmt_power; + + /* maxTxPower has max power to be used after applying the power + * constraint if any */ + s8 max_tx_power; + + /* Context of the station being added in HW + * Add a STA entry for "itself" - + * + * On AP - Add the AP itself in an "STA context" + * + * On STA - Add the AP to which this STA is joining in an + * "STA context" + */ + struct wcn36xx_hal_config_sta_params_v1 sta; +} __packed; + +struct wcn36xx_hal_config_bss_req_msg_v1 { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_config_bss_params_v1 bss_params; +} __packed; + +struct wcn36xx_hal_config_bss_rsp_params { + /* Success or Failure */ + u32 status; + + /* BSS index allocated by HAL */ + u8 bss_index; + + /* DPU descriptor index for PTK */ + u8 dpu_desc_index; + + /* PTK DPU signature */ + u8 ucast_dpu_signature; + + /* DPU descriptor index for GTK */ + u8 bcast_dpu_desc_indx; + + /* GTK DPU signature */ + u8 bcast_dpu_signature; + + /* DPU descriptor for IGTK */ + u8 mgmt_dpu_desc_index; + + /* IGTK DPU signature */ + u8 mgmt_dpu_signature; + + /* Station Index for BSS entry */ + u8 bss_sta_index; + + /* Self station index for this BSS */ + u8 bss_self_sta_index; + + /* Bcast station for buffering bcast frames in AP role */ + u8 bss_bcast_sta_idx; + + /* MAC Address of STA(PEER/SELF) in staContext of configBSSReq */ + u8 mac[ETH_ALEN]; + + /* HAL fills in the tx power used for mgmt frames in this field. */ + s8 tx_mgmt_power; + +} __packed; + +struct wcn36xx_hal_config_bss_rsp_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_config_bss_rsp_params bss_rsp_params; +} __packed; + +struct wcn36xx_hal_delete_bss_req_msg { + struct wcn36xx_hal_msg_header header; + + /* BSS index to be deleted */ + u8 bss_index; + +} __packed; + +struct wcn36xx_hal_delete_bss_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Success or Failure */ + u32 status; + + /* BSS index that has been deleted */ + u8 bss_index; + +} __packed; + +struct wcn36xx_hal_join_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Indicates the BSSID to which STA is going to associate */ + u8 bssid[ETH_ALEN]; + + /* Indicates the channel to switch to. */ + u8 channel; + + /* Self STA MAC */ + u8 self_sta_mac_addr[ETH_ALEN]; + + /* Local power constraint */ + u8 local_power_constraint; + + /* Secondary channel offset */ + enum phy_chan_bond_state secondary_channel_offset; + + /* link State */ + enum wcn36xx_hal_link_state link_state; + + /* Max TX power */ + s8 max_tx_power; +} __packed; + +struct wcn36xx_hal_join_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* HAL fills in the tx power used for mgmt frames in this field */ + u8 tx_mgmt_power; +} __packed; + +struct post_assoc_req_msg { + struct wcn36xx_hal_msg_header header; + + struct wcn36xx_hal_config_sta_params sta_params; + struct wcn36xx_hal_config_bss_params bss_params; +}; + +struct post_assoc_rsp_msg { + struct wcn36xx_hal_msg_header header; + struct config_sta_rsp_params sta_rsp_params; + struct wcn36xx_hal_config_bss_rsp_params bss_rsp_params; +}; + +/* This is used to create a set of WEP keys for a given BSS. */ +struct wcn36xx_hal_set_bss_key_req_msg { + struct wcn36xx_hal_msg_header header; + + /* BSS Index of the BSS */ + u8 bss_idx; + + /* Encryption Type used with peer */ + enum ani_ed_type enc_type; + + /* Number of keys */ + u8 num_keys; + + /* Array of keys. */ + struct wcn36xx_hal_keys keys[WCN36XX_HAL_MAC_MAX_NUM_OF_DEFAULT_KEYS]; + + /* Control for Replay Count, 1= Single TID based replay count on Tx + * 0 = Per TID based replay count on TX */ + u8 single_tid_rc; +} __packed; + +/* tagged version of set bss key */ +struct wcn36xx_hal_set_bss_key_req_msg_tagged { + struct wcn36xx_hal_set_bss_key_req_msg Msg; + u32 tag; +} __packed; + +struct wcn36xx_hal_set_bss_key_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +/* + * This is used configure the key information on a given station. + * When the sec_type is WEP40 or WEP104, the def_wep_idx is used to locate + * a preconfigured key from a BSS the station assoicated with; otherwise + * a new key descriptor is created based on the key field. + */ +struct wcn36xx_hal_set_sta_key_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_set_sta_key_params set_sta_key_params; +} __packed; + +struct wcn36xx_hal_set_sta_key_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +struct wcn36xx_hal_remove_bss_key_req_msg { + struct wcn36xx_hal_msg_header header; + + /* BSS Index of the BSS */ + u8 bss_idx; + + /* Encryption Type used with peer */ + enum ani_ed_type enc_type; + + /* Key Id */ + u8 key_id; + + /* STATIC/DYNAMIC. Used in Nullifying in Key Descriptors for + * Static/Dynamic keys */ + enum ani_wep_type wep_type; +} __packed; + +struct wcn36xx_hal_remove_bss_key_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +/* + * This is used by PE to Remove the key information on a given station. + */ +struct wcn36xx_hal_remove_sta_key_req_msg { + struct wcn36xx_hal_msg_header header; + + /* STA Index */ + u16 sta_idx; + + /* Encryption Type used with peer */ + enum ani_ed_type enc_type; + + /* Key Id */ + u8 key_id; + + /* Whether to invalidate the Broadcast key or Unicast key. In case + * of WEP, the same key is used for both broadcast and unicast. */ + u8 unicast; + +} __packed; + +struct wcn36xx_hal_remove_sta_key_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /*success or failure */ + u32 status; + +} __packed; + +#ifdef FEATURE_OEM_DATA_SUPPORT + +#ifndef OEM_DATA_REQ_SIZE +#define OEM_DATA_REQ_SIZE 134 +#endif + +#ifndef OEM_DATA_RSP_SIZE +#define OEM_DATA_RSP_SIZE 1968 +#endif + +struct start_oem_data_req_msg { + struct wcn36xx_hal_msg_header header; + + u32 status; + tSirMacAddr self_mac_addr; + u8 oem_data_req[OEM_DATA_REQ_SIZE]; + +}; + +struct start_oem_data_rsp_msg { + struct wcn36xx_hal_msg_header header; + + u8 oem_data_rsp[OEM_DATA_RSP_SIZE]; +}; + +#endif + +struct wcn36xx_hal_switch_channel_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Channel number */ + u8 channel_number; + + /* Local power constraint */ + u8 local_power_constraint; + + /* Secondary channel offset */ + enum phy_chan_bond_state secondary_channel_offset; + + /* HAL fills in the tx power used for mgmt frames in this field. */ + u8 tx_mgmt_power; + + /* Max TX power */ + u8 max_tx_power; + + /* Self STA MAC */ + u8 self_sta_mac_addr[ETH_ALEN]; + + /* VO WIFI comment: BSSID needed to identify session. As the + * request has power constraints, this should be applied only to + * that session Since MTU timing and EDCA are sessionized, this + * struct needs to be sessionized and bssid needs to be out of the + * VOWifi feature flag V IMP: Keep bssId field at the end of this + * msg. It is used to mantain backward compatbility by way of + * ignoring if using new host/old FW or old host/new FW since it is + * at the end of this struct + */ + u8 bssid[ETH_ALEN]; +} __packed; + +struct wcn36xx_hal_switch_channel_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Status */ + u32 status; + + /* Channel number - same as in request */ + u8 channel_number; + + /* HAL fills in the tx power used for mgmt frames in this field */ + u8 tx_mgmt_power; + + /* BSSID needed to identify session - same as in request */ + u8 bssid[ETH_ALEN]; + +} __packed; + +struct update_edca_params_req_msg { + struct wcn36xx_hal_msg_header header; + + /*BSS Index */ + u16 bss_index; + + /* Best Effort */ + struct wcn36xx_hal_edca_param_record acbe; + + /* Background */ + struct wcn36xx_hal_edca_param_record acbk; + + /* Video */ + struct wcn36xx_hal_edca_param_record acvi; + + /* Voice */ + struct wcn36xx_hal_edca_param_record acvo; +}; + +struct update_edca_params_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct dpu_stats_params { + /* Index of STA to which the statistics */ + u16 sta_index; + + /* Encryption mode */ + u8 enc_mode; + + /* status */ + u32 status; + + /* Statistics */ + u32 send_blocks; + u32 recv_blocks; + u32 replays; + u8 mic_error_cnt; + u32 prot_excl_cnt; + u16 format_err_cnt; + u16 un_decryptable_cnt; + u32 decrypt_err_cnt; + u32 decrypt_ok_cnt; +}; + +struct wcn36xx_hal_stats_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Valid STA Idx for per STA stats request */ + u32 sta_id; + + /* Categories of stats requested as specified in eHalStatsMask */ + u32 stats_mask; +}; + +struct ani_summary_stats_info { + /* Total number of packets(per AC) that were successfully + * transmitted with retries */ + u32 retry_cnt[4]; + + /* The number of MSDU packets and MMPDU frames per AC that the + * 802.11 station successfully transmitted after more than one + * retransmission attempt */ + u32 multiple_retry_cnt[4]; + + /* Total number of packets(per AC) that were successfully + * transmitted (with and without retries, including multi-cast, + * broadcast) */ + u32 tx_frm_cnt[4]; + + /* Total number of packets that were successfully received (after + * appropriate filter rules including multi-cast, broadcast) */ + u32 rx_frm_cnt; + + /* Total number of duplicate frames received successfully */ + u32 frm_dup_cnt; + + /* Total number packets(per AC) failed to transmit */ + u32 fail_cnt[4]; + + /* Total number of RTS/CTS sequence failures for transmission of a + * packet */ + u32 rts_fail_cnt; + + /* Total number packets failed transmit because of no ACK from the + * remote entity */ + u32 ack_fail_cnt; + + /* Total number of RTS/CTS sequence success for transmission of a + * packet */ + u32 rts_succ_cnt; + + /* The sum of the receive error count and dropped-receive-buffer + * error count. HAL will provide this as a sum of (FCS error) + + * (Fail get BD/PDU in HW) */ + u32 rx_discard_cnt; + + /* + * The receive error count. HAL will provide the RxP FCS error + * global counter. */ + u32 rx_error_cnt; + + /* The sum of the transmit-directed byte count, transmit-multicast + * byte count and transmit-broadcast byte count. HAL will sum TPE + * UC/MC/BCAST global counters to provide this. */ + u32 tx_byte_cnt; +}; + +/* defines tx_rate_flags */ +enum tx_rate_info { + /* Legacy rates */ + HAL_TX_RATE_LEGACY = 0x1, + + /* HT20 rates */ + HAL_TX_RATE_HT20 = 0x2, + + /* HT40 rates */ + HAL_TX_RATE_HT40 = 0x4, + + /* Rate with Short guard interval */ + HAL_TX_RATE_SGI = 0x8, + + /* Rate with Long guard interval */ + HAL_TX_RATE_LGI = 0x10 +}; + +struct ani_global_class_a_stats_info { + /* The number of MPDU frames received by the 802.11 station for + * MSDU packets or MMPDU frames */ + u32 rx_frag_cnt; + + /* The number of MPDU frames received by the 802.11 station for + * MSDU packets or MMPDU frames when a promiscuous packet filter + * was enabled */ + u32 promiscuous_rx_frag_cnt; + + /* The receiver input sensitivity referenced to a FER of 8% at an + * MPDU length of 1024 bytes at the antenna connector. Each element + * of the array shall correspond to a supported rate and the order + * shall be the same as the supporteRates parameter. */ + u32 rx_input_sensitivity; + + /* The maximum transmit power in dBm upto one decimal. for eg: if + * it is 10.5dBm, the value would be 105 */ + u32 max_pwr; + + /* Number of times the receiver failed to synchronize with the + * incoming signal after detecting the sync in the preamble of the + * transmitted PLCP protocol data unit. */ + u32 sync_fail_cnt; + + /* Legacy transmit rate, in units of 500 kbit/sec, for the most + * recently transmitted frame */ + u32 tx_rate; + + /* mcs index for HT20 and HT40 rates */ + u32 mcs_index; + + /* to differentiate between HT20 and HT40 rates; short and long + * guard interval */ + u32 tx_rate_flags; +}; + +struct ani_global_security_stats { + /* The number of unencrypted received MPDU frames that the MAC + * layer discarded when the IEEE 802.11 dot11ExcludeUnencrypted + * management information base (MIB) object is enabled */ + u32 rx_wep_unencrypted_frm_cnt; + + /* The number of received MSDU packets that that the 802.11 station + * discarded because of MIC failures */ + u32 rx_mic_fail_cnt; + + /* The number of encrypted MPDU frames that the 802.11 station + * failed to decrypt because of a TKIP ICV error */ + u32 tkip_icv_err; + + /* The number of received MPDU frames that the 802.11 discarded + * because of an invalid AES-CCMP format */ + u32 aes_ccmp_format_err; + + /* The number of received MPDU frames that the 802.11 station + * discarded because of the AES-CCMP replay protection procedure */ + u32 aes_ccmp_replay_cnt; + + /* The number of received MPDU frames that the 802.11 station + * discarded because of errors detected by the AES-CCMP decryption + * algorithm */ + u32 aes_ccmp_decrpt_err; + + /* The number of encrypted MPDU frames received for which a WEP + * decryption key was not available on the 802.11 station */ + u32 wep_undecryptable_cnt; + + /* The number of encrypted MPDU frames that the 802.11 station + * failed to decrypt because of a WEP ICV error */ + u32 wep_icv_err; + + /* The number of received encrypted packets that the 802.11 station + * successfully decrypted */ + u32 rx_decrypt_succ_cnt; + + /* The number of encrypted packets that the 802.11 station failed + * to decrypt */ + u32 rx_decrypt_fail_cnt; +}; + +struct ani_global_class_b_stats_info { + struct ani_global_security_stats uc_stats; + struct ani_global_security_stats mc_bc_stats; +}; + +struct ani_global_class_c_stats_info { + /* This counter shall be incremented for a received A-MSDU frame + * with the stations MAC address in the address 1 field or an + * A-MSDU frame with a group address in the address 1 field */ + u32 rx_amsdu_cnt; + + /* This counter shall be incremented when the MAC receives an AMPDU + * from the PHY */ + u32 rx_ampdu_cnt; + + /* This counter shall be incremented when a Frame is transmitted + * only on the primary channel */ + u32 tx_20_frm_cnt; + + /* This counter shall be incremented when a Frame is received only + * on the primary channel */ + u32 rx_20_frm_cnt; + + /* This counter shall be incremented by the number of MPDUs + * received in the A-MPDU when an A-MPDU is received */ + u32 rx_mpdu_in_ampdu_cnt; + + /* This counter shall be incremented when an MPDU delimiter has a + * CRC error when this is the first CRC error in the received AMPDU + * or when the previous delimiter has been decoded correctly */ + u32 ampdu_delimiter_crc_err; +}; + +struct ani_per_sta_stats_info { + /* The number of MPDU frames that the 802.11 station transmitted + * and acknowledged through a received 802.11 ACK frame */ + u32 tx_frag_cnt[4]; + + /* This counter shall be incremented when an A-MPDU is transmitted */ + u32 tx_ampdu_cnt; + + /* This counter shall increment by the number of MPDUs in the AMPDU + * when an A-MPDU is transmitted */ + u32 tx_mpdu_in_ampdu_cnt; +}; + +struct wcn36xx_hal_stats_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Success or Failure */ + u32 status; + + /* STA Idx */ + u32 sta_index; + + /* Categories of STATS being returned as per eHalStatsMask */ + u32 stats_mask; + + /* message type is same as the request type */ + u16 msg_type; + + /* length of the entire request, includes the pStatsBuf length too */ + u16 msg_len; +}; + +struct wcn36xx_hal_set_link_state_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bssid[ETH_ALEN]; + enum wcn36xx_hal_link_state state; + u8 self_mac_addr[ETH_ALEN]; + +} __packed; + +struct set_link_state_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +/* TSPEC Params */ +struct wcn36xx_hal_ts_info_tfc { +#ifndef ANI_LITTLE_BIT_ENDIAN + u16 ackPolicy:2; + u16 userPrio:3; + u16 psb:1; + u16 aggregation:1; + u16 accessPolicy:2; + u16 direction:2; + u16 tsid:4; + u16 trafficType:1; +#else + u16 trafficType:1; + u16 tsid:4; + u16 direction:2; + u16 accessPolicy:2; + u16 aggregation:1; + u16 psb:1; + u16 userPrio:3; + u16 ackPolicy:2; +#endif +}; + +/* Flag to schedule the traffic type */ +struct wcn36xx_hal_ts_info_sch { +#ifndef ANI_LITTLE_BIT_ENDIAN + u8 rsvd:7; + u8 schedule:1; +#else + u8 schedule:1; + u8 rsvd:7; +#endif +}; + +/* Traffic and scheduling info */ +struct wcn36xx_hal_ts_info { + struct wcn36xx_hal_ts_info_tfc traffic; + struct wcn36xx_hal_ts_info_sch schedule; +}; + +/* Information elements */ +struct wcn36xx_hal_tspec_ie { + u8 type; + u8 length; + struct wcn36xx_hal_ts_info ts_info; + u16 nom_msdu_size; + u16 max_msdu_size; + u32 min_svc_interval; + u32 max_svc_interval; + u32 inact_interval; + u32 suspend_interval; + u32 svc_start_time; + u32 min_data_rate; + u32 mean_data_rate; + u32 peak_data_rate; + u32 max_burst_sz; + u32 delay_bound; + u32 min_phy_rate; + u16 surplus_bw; + u16 medium_time; +}; + +struct add_ts_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index */ + u16 sta_index; + + /* TSPEC handler uniquely identifying a TSPEC for a STA in a BSS */ + u16 tspec_index; + + /* To program TPE with required parameters */ + struct wcn36xx_hal_tspec_ie tspec; + + /* U-APSD Flags: 1b per AC. Encoded as follows: + b7 b6 b5 b4 b3 b2 b1 b0 = + X X X X BE BK VI VO */ + u8 uapsd; + + /* These parameters are for all the access categories */ + + /* Service Interval */ + u32 service_interval[WCN36XX_HAL_MAX_AC]; + + /* Suspend Interval */ + u32 suspend_interval[WCN36XX_HAL_MAX_AC]; + + /* Delay Interval */ + u32 delay_interval[WCN36XX_HAL_MAX_AC]; +}; + +struct add_rs_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct del_ts_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index */ + u16 sta_index; + + /* TSPEC identifier uniquely identifying a TSPEC for a STA in a BSS */ + u16 tspec_index; + + /* To lookup station id using the mac address */ + u8 bssid[ETH_ALEN]; +}; + +struct del_ts_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +/* End of TSpec Parameters */ + +/* Start of BLOCK ACK related Parameters */ + +struct wcn36xx_hal_add_ba_session_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index */ + u16 sta_index; + + /* Peer MAC Address */ + u8 mac_addr[ETH_ALEN]; + + /* ADDBA Action Frame dialog token + HAL will not interpret this object */ + u8 dialog_token; + + /* TID for which the BA is being setup + This identifies the TC or TS of interest */ + u8 tid; + + /* 0 - Delayed BA (Not supported) + 1 - Immediate BA */ + u8 policy; + + /* Indicates the number of buffers for this TID (baTID) + NOTE - This is the requested buffer size. When this + is processed by HAL and subsequently by HDD, it is + possible that HDD may change this buffer size. Any + change in the buffer size should be noted by PE and + advertized appropriately in the ADDBA response */ + u16 buffer_size; + + /* BA timeout in TU's 0 means no timeout will occur */ + u16 timeout; + + /* b0..b3 - Fragment Number - Always set to 0 + b4..b15 - Starting Sequence Number of first MSDU + for which this BA is setup */ + u16 ssn; + + /* ADDBA direction + 1 - Originator + 0 - Recipient */ + u8 direction; +} __packed; + +struct wcn36xx_hal_add_ba_session_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* Dialog token */ + u8 dialog_token; + + /* TID for which the BA session has been setup */ + u8 ba_tid; + + /* BA Buffer Size allocated for the current BA session */ + u8 ba_buffer_size; + + u8 ba_session_id; + + /* Reordering Window buffer */ + u8 win_size; + + /* Station Index to id the sta */ + u8 sta_index; + + /* Starting Sequence Number */ + u16 ssn; +} __packed; + +struct wcn36xx_hal_add_ba_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Session Id */ + u8 session_id; + + /* Reorder Window Size */ + u8 win_size; +/* Old FW 1.2.2.4 does not support this*/ +#ifdef FEATURE_ON_CHIP_REORDERING + u8 reordering_done_on_chip; +#endif +} __packed; + +struct wcn36xx_hal_add_ba_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* Dialog token */ + u8 dialog_token; +} __packed; + +struct add_ba_info { + u16 ba_enable:1; + u16 starting_seq_num:12; + u16 reserved:3; +}; + +struct wcn36xx_hal_trigger_ba_rsp_candidate { + u8 sta_addr[ETH_ALEN]; + struct add_ba_info ba_info[STACFG_MAX_TC]; +} __packed; + +struct wcn36xx_hal_trigger_ba_req_candidate { + u8 sta_index; + u8 tid_bitmap; +} __packed; + +struct wcn36xx_hal_trigger_ba_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Session Id */ + u8 session_id; + + /* baCandidateCnt is followed by trigger BA + * Candidate List(tTriggerBaCandidate) + */ + u16 candidate_cnt; + +} __packed; + +struct wcn36xx_hal_trigger_ba_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* TO SUPPORT BT-AMP */ + u8 bssid[ETH_ALEN]; + + /* success or failure */ + u32 status; + + /* baCandidateCnt is followed by trigger BA + * Rsp Candidate List(tTriggerRspBaCandidate) + */ + u16 candidate_cnt; +} __packed; + +struct wcn36xx_hal_del_ba_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index */ + u16 sta_index; + + /* TID for which the BA session is being deleted */ + u8 tid; + + /* DELBA direction + 1 - Originator + 0 - Recipient */ + u8 direction; +} __packed; + +struct wcn36xx_hal_del_ba_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +} __packed; + +struct tsm_stats_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Traffic Id */ + u8 tid; + + u8 bssid[ETH_ALEN]; +}; + +struct tsm_stats_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /*success or failure */ + u32 status; + + /* Uplink Packet Queue delay */ + u16 uplink_pkt_queue_delay; + + /* Uplink Packet Queue delay histogram */ + u16 uplink_pkt_queue_delay_hist[4]; + + /* Uplink Packet Transmit delay */ + u32 uplink_pkt_tx_delay; + + /* Uplink Packet loss */ + u16 uplink_pkt_loss; + + /* Uplink Packet count */ + u16 uplink_pkt_count; + + /* Roaming count */ + u8 roaming_count; + + /* Roaming Delay */ + u16 roaming_delay; +}; + +struct set_key_done_msg { + struct wcn36xx_hal_msg_header header; + + /*bssid of the keys */ + u8 bssidx; + u8 enc_type; +}; + +struct wcn36xx_hal_nv_img_download_req_msg { + /* Note: The length specified in wcn36xx_hal_nv_img_download_req_msg + * messages should be + * header.len = sizeof(wcn36xx_hal_nv_img_download_req_msg) + + * nv_img_buffer_size */ + struct wcn36xx_hal_msg_header header; + + /* Fragment sequence number of the NV Image. Note that NV Image + * might not fit into one message due to size limitation of the SMD + * channel FIFO. UMAC can hence choose to chop the NV blob into + * multiple fragments starting with seqeunce number 0, 1, 2 etc. + * The last fragment MUST be indicated by marking the + * isLastFragment field to 1. Note that all the NV blobs would be + * concatenated together by HAL without any padding bytes in + * between.*/ + u16 frag_number; + + /* Is this the last fragment? When set to 1 it indicates that no + * more fragments will be sent by UMAC and HAL can concatenate all + * the NV blobs rcvd & proceed with the parsing. HAL would generate + * a WCN36XX_HAL_DOWNLOAD_NV_RSP to the WCN36XX_HAL_DOWNLOAD_NV_REQ + * after it receives each fragment */ + u16 last_fragment; + + /* NV Image size (number of bytes) */ + u32 nv_img_buffer_size; + + /* Following the 'nv_img_buffer_size', there should be + * nv_img_buffer_size bytes of NV Image i.e. + * u8[nv_img_buffer_size] */ +} __packed; + +struct wcn36xx_hal_nv_img_download_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Success or Failure. HAL would generate a + * WCN36XX_HAL_DOWNLOAD_NV_RSP after each fragment */ + u32 status; +} __packed; + +struct wcn36xx_hal_nv_store_ind { + /* Note: The length specified in tHalNvStoreInd messages should be + * header.msgLen = sizeof(tHalNvStoreInd) + nvBlobSize */ + struct wcn36xx_hal_msg_header header; + + /* NV Item */ + u32 table_id; + + /* Size of NV Blob */ + u32 nv_blob_size; + + /* Following the 'nvBlobSize', there should be nvBlobSize bytes of + * NV blob i.e. u8[nvBlobSize] */ +}; + +/* End of Block Ack Related Parameters */ + +#define WCN36XX_HAL_CIPHER_SEQ_CTR_SIZE 6 + +/* Definition for MIC failure indication MAC reports this each time a MIC + * failure occures on Rx TKIP packet + */ +struct mic_failure_ind_msg { + struct wcn36xx_hal_msg_header header; + + u8 bssid[ETH_ALEN]; + + /* address used to compute MIC */ + u8 src_addr[ETH_ALEN]; + + /* transmitter address */ + u8 ta_addr[ETH_ALEN]; + + u8 dst_addr[ETH_ALEN]; + + u8 multicast; + + /* first byte of IV */ + u8 iv1; + + /* second byte of IV */ + u8 key_id; + + /* sequence number */ + u8 tsc[WCN36XX_HAL_CIPHER_SEQ_CTR_SIZE]; + + /* receive address */ + u8 rx_addr[ETH_ALEN]; +}; + +struct update_vht_op_mode_req_msg { + struct wcn36xx_hal_msg_header header; + + u16 op_mode; + u16 sta_id; +}; + +struct update_vht_op_mode_params_rsp_msg { + struct wcn36xx_hal_msg_header header; + + u32 status; +}; + +struct update_beacon_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bss_index; + + /* shortPreamble mode. HAL should update all the STA rates when it + * receives this message */ + u8 short_preamble; + + /* short Slot time. */ + u8 short_slot_time; + + /* Beacon Interval */ + u16 beacon_interval; + + /* Protection related */ + u8 lla_coexist; + u8 llb_coexist; + u8 llg_coexist; + u8 ht20_coexist; + u8 lln_non_gf_coexist; + u8 lsig_tx_op_protection_full_support; + u8 rifs_mode; + + u16 param_change_bitmap; +}; + +struct update_beacon_rsp_msg { + struct wcn36xx_hal_msg_header header; + u32 status; +}; + +struct wcn36xx_hal_send_beacon_req_msg { + struct wcn36xx_hal_msg_header header; + + /* length of the template. */ + u32 beacon_length; + + /* Beacon data. */ + u8 beacon[BEACON_TEMPLATE_SIZE]; + + u8 bssid[ETH_ALEN]; + + /* TIM IE offset from the beginning of the template. */ + u32 tim_ie_offset; + + /* P2P IE offset from the begining of the template */ + u16 p2p_ie_offset; +} __packed; + +struct send_beacon_rsp_msg { + struct wcn36xx_hal_msg_header header; + u32 status; +} __packed; + +struct enable_radar_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bssid[ETH_ALEN]; + u8 channel; +}; + +struct enable_radar_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Link Parameters */ + u8 bssid[ETH_ALEN]; + + /* success or failure */ + u32 status; +}; + +struct radar_detect_intr_ind_msg { + struct wcn36xx_hal_msg_header header; + + u8 radar_det_channel; +}; + +struct radar_detect_ind_msg { + struct wcn36xx_hal_msg_header header; + + /* channel number in which the RADAR detected */ + u8 channel_number; + + /* RADAR pulse width in usecond */ + u16 radar_pulse_width; + + /* Number of RADAR pulses */ + u16 num_radar_pulse; +}; + +struct wcn36xx_hal_get_tpc_report_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 sta[ETH_ALEN]; + u8 dialog_token; + u8 txpower; +}; + +struct wcn36xx_hal_get_tpc_report_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_send_probe_resp_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 probe_resp_template[BEACON_TEMPLATE_SIZE]; + u32 probe_resp_template_len; + u32 proxy_probe_req_valid_ie_bmap[8]; + u8 bssid[ETH_ALEN]; +}; + +struct send_probe_resp_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct send_unknown_frame_rx_ind_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_delete_sta_context_ind_msg { + struct wcn36xx_hal_msg_header header; + + u16 aid; + u16 sta_id; + + /* TO SUPPORT BT-AMP */ + u8 bssid[ETH_ALEN]; + + /* HAL copies bssid from the sta table. */ + u8 addr2[ETH_ALEN]; + + /* To unify the keepalive / unknown A2 / tim-based disa */ + u16 reason_code; +} __packed; + +struct indicate_del_sta { + struct wcn36xx_hal_msg_header header; + u8 aid; + u8 sta_index; + u8 bss_index; + u8 reason_code; + u32 status; +}; + +struct bt_amp_event_msg { + struct wcn36xx_hal_msg_header header; + + enum bt_amp_event_type btAmpEventType; +}; + +struct bt_amp_event_rsp { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct tl_hal_flush_ac_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index. originates from HAL */ + u8 sta_id; + + /* TID for which the transmit queue is being flushed */ + u8 tid; +}; + +struct tl_hal_flush_ac_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Station Index. originates from HAL */ + u8 sta_id; + + /* TID for which the transmit queue is being flushed */ + u8 tid; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_enter_imps_req_msg { + struct wcn36xx_hal_msg_header header; +}; + +struct wcn36xx_hal_exit_imps_req { + struct wcn36xx_hal_msg_header header; +}; + +struct wcn36xx_hal_enter_bmps_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bss_index; + + /* TBTT value derived from the last beacon */ +#ifndef BUILD_QWPTTSTATIC + u64 tbtt; +#endif + u8 dtim_count; + + /* DTIM period given to HAL during association may not be valid, if + * association is based on ProbeRsp instead of beacon. */ + u8 dtim_period; + + /* For CCX and 11R Roaming */ + u32 rssi_filter_period; + + u32 num_beacon_per_rssi_average; + u8 rssi_filter_enable; +} __packed; + +struct wcn36xx_hal_exit_bmps_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 send_data_null; + u8 bss_index; +} __packed; + +struct wcn36xx_hal_missed_beacon_ind_msg { + struct wcn36xx_hal_msg_header header; + + u8 bss_index; +} __packed; + +/* Beacon Filtering data structures */ + +/* The above structure would be followed by multiple of below mentioned + * structure + */ +struct beacon_filter_ie { + u8 element_id; + u8 check_ie_presence; + u8 offset; + u8 value; + u8 bitmask; + u8 ref; +}; + +struct wcn36xx_hal_add_bcn_filter_req_msg { + struct wcn36xx_hal_msg_header header; + + u16 capability_info; + u16 capability_mask; + u16 beacon_interval; + u16 ie_num; + u8 bss_index; + u8 reserved; +}; + +struct wcn36xx_hal_rem_bcn_filter_req { + struct wcn36xx_hal_msg_header header; + + u8 ie_Count; + u8 rem_ie_id[1]; +}; + +#define WCN36XX_HAL_IPV4_ARP_REPLY_OFFLOAD 0 +#define WCN36XX_HAL_IPV6_NEIGHBOR_DISCOVERY_OFFLOAD 1 +#define WCN36XX_HAL_IPV6_NS_OFFLOAD 2 +#define WCN36XX_HAL_IPV6_ADDR_LEN 16 +#define WCN36XX_HAL_OFFLOAD_DISABLE 0 +#define WCN36XX_HAL_OFFLOAD_ENABLE 1 +#define WCN36XX_HAL_OFFLOAD_BCAST_FILTER_ENABLE 0x2 +#define WCN36XX_HAL_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE \ + (HAL_OFFLOAD_ENABLE|HAL_OFFLOAD_BCAST_FILTER_ENABLE) + +struct wcn36xx_hal_ns_offload_params { + u8 src_ipv6_addr[WCN36XX_HAL_IPV6_ADDR_LEN]; + u8 self_ipv6_addr[WCN36XX_HAL_IPV6_ADDR_LEN]; + + /* Only support 2 possible Network Advertisement IPv6 address */ + u8 target_ipv6_addr1[WCN36XX_HAL_IPV6_ADDR_LEN]; + u8 target_ipv6_addr2[WCN36XX_HAL_IPV6_ADDR_LEN]; + + u8 self_addr[ETH_ALEN]; + u8 src_ipv6_addr_valid:1; + u8 target_ipv6_addr1_valid:1; + u8 target_ipv6_addr2_valid:1; + u8 reserved1:5; + + /* make it DWORD aligned */ + u8 reserved2; + + /* slot index for this offload */ + u32 slot_index; + u8 bss_index; +}; + +struct wcn36xx_hal_host_offload_req { + u8 offload_Type; + + /* enable or disable */ + u8 enable; + + union { + u8 host_ipv4_addr[4]; + u8 host_ipv6_addr[WCN36XX_HAL_IPV6_ADDR_LEN]; + } u; +}; + +struct wcn36xx_hal_host_offload_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_host_offload_req host_offload_params; + struct wcn36xx_hal_ns_offload_params ns_offload_params; +}; + +/* Packet Types. */ +#define WCN36XX_HAL_KEEP_ALIVE_NULL_PKT 1 +#define WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP 2 + +/* Enable or disable keep alive */ +#define WCN36XX_HAL_KEEP_ALIVE_DISABLE 0 +#define WCN36XX_HAL_KEEP_ALIVE_ENABLE 1 +#define WCN36XX_KEEP_ALIVE_TIME_PERIOD 30 /* unit: s */ + +/* Keep Alive request. */ +struct wcn36xx_hal_keep_alive_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 packet_type; + u32 time_period; + u8 host_ipv4_addr[WCN36XX_HAL_IPV4_ADDR_LEN]; + u8 dest_ipv4_addr[WCN36XX_HAL_IPV4_ADDR_LEN]; + u8 dest_addr[ETH_ALEN]; + u8 bss_index; +} __packed; + +struct wcn36xx_hal_rssi_threshold_req_msg { + struct wcn36xx_hal_msg_header header; + + s8 threshold1:8; + s8 threshold2:8; + s8 threshold3:8; + u8 thres1_pos_notify:1; + u8 thres1_neg_notify:1; + u8 thres2_pos_notify:1; + u8 thres2_neg_notify:1; + u8 thres3_pos_notify:1; + u8 thres3_neg_notify:1; + u8 reserved10:2; +}; + +struct wcn36xx_hal_enter_uapsd_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bk_delivery:1; + u8 be_delivery:1; + u8 vi_delivery:1; + u8 vo_delivery:1; + u8 bk_trigger:1; + u8 be_trigger:1; + u8 vi_trigger:1; + u8 vo_trigger:1; + u8 bss_index; +}; + +struct wcn36xx_hal_exit_uapsd_req_msg { + struct wcn36xx_hal_msg_header header; + u8 bss_index; +}; + +#define WCN36XX_HAL_WOWL_BCAST_PATTERN_MAX_SIZE 128 +#define WCN36XX_HAL_WOWL_BCAST_MAX_NUM_PATTERNS 16 + +struct wcn36xx_hal_wowl_add_bcast_ptrn_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Pattern ID */ + u8 id; + + /* Pattern byte offset from beginning of the 802.11 packet to start + * of the wake-up pattern */ + u8 byte_Offset; + + /* Non-Zero Pattern size */ + u8 size; + + /* Pattern */ + u8 pattern[WCN36XX_HAL_WOWL_BCAST_PATTERN_MAX_SIZE]; + + /* Non-zero pattern mask size */ + u8 mask_size; + + /* Pattern mask */ + u8 mask[WCN36XX_HAL_WOWL_BCAST_PATTERN_MAX_SIZE]; + + /* Extra pattern */ + u8 extra[WCN36XX_HAL_WOWL_BCAST_PATTERN_MAX_SIZE]; + + /* Extra pattern mask */ + u8 mask_extra[WCN36XX_HAL_WOWL_BCAST_PATTERN_MAX_SIZE]; + + u8 bss_index; +}; + +struct wcn36xx_hal_wow_del_bcast_ptrn_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Pattern ID of the wakeup pattern to be deleted */ + u8 id; + u8 bss_index; +}; + +struct wcn36xx_hal_wowl_enter_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Enables/disables magic packet filtering */ + u8 magic_packet_enable; + + /* Magic pattern */ + u8 magic_pattern[ETH_ALEN]; + + /* Enables/disables packet pattern filtering in firmware. Enabling + * this flag enables broadcast pattern matching in Firmware. If + * unicast pattern matching is also desired, + * ucUcastPatternFilteringEnable flag must be set tot true as well + */ + u8 pattern_filtering_enable; + + /* Enables/disables unicast packet pattern filtering. This flag + * specifies whether we want to do pattern match on unicast packets + * as well and not just broadcast packets. This flag has no effect + * if the ucPatternFilteringEnable (main controlling flag) is set + * to false + */ + u8 ucast_pattern_filtering_enable; + + /* This configuration is valid only when magicPktEnable=1. It + * requests hardware to wake up when it receives the Channel Switch + * Action Frame. + */ + u8 wow_channel_switch_receive; + + /* This configuration is valid only when magicPktEnable=1. It + * requests hardware to wake up when it receives the + * Deauthentication Frame. + */ + u8 wow_deauth_receive; + + /* This configuration is valid only when magicPktEnable=1. It + * requests hardware to wake up when it receives the Disassociation + * Frame. + */ + u8 wow_disassoc_receive; + + /* This configuration is valid only when magicPktEnable=1. It + * requests hardware to wake up when it has missed consecutive + * beacons. This is a hardware register configuration (NOT a + * firmware configuration). + */ + u8 wow_max_missed_beacons; + + /* This configuration is valid only when magicPktEnable=1. This is + * a timeout value in units of microsec. It requests hardware to + * unconditionally wake up after it has stayed in WoWLAN mode for + * some time. Set 0 to disable this feature. + */ + u8 wow_max_sleep; + + /* This configuration directs the WoW packet filtering to look for + * EAP-ID requests embedded in EAPOL frames and use this as a wake + * source. + */ + u8 wow_eap_id_request_enable; + + /* This configuration directs the WoW packet filtering to look for + * EAPOL-4WAY requests and use this as a wake source. + */ + u8 wow_eapol_4way_enable; + + /* This configuration allows a host wakeup on an network scan + * offload match. + */ + u8 wow_net_scan_offload_match; + + /* This configuration allows a host wakeup on any GTK rekeying + * error. + */ + u8 wow_gtk_rekey_error; + + /* This configuration allows a host wakeup on BSS connection loss. + */ + u8 wow_bss_connection_loss; + + u8 bss_index; +}; + +struct wcn36xx_hal_wowl_exit_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bss_index; +}; + +struct wcn36xx_hal_get_rssi_req_msg { + struct wcn36xx_hal_msg_header header; +}; + +struct wcn36xx_hal_get_roam_rssi_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Valid STA Idx for per STA stats request */ + u32 sta_id; +}; + +struct wcn36xx_hal_set_uapsd_ac_params_req_msg { + struct wcn36xx_hal_msg_header header; + + /* STA index */ + u8 sta_idx; + + /* Access Category */ + u8 ac; + + /* User Priority */ + u8 up; + + /* Service Interval */ + u32 service_interval; + + /* Suspend Interval */ + u32 suspend_interval; + + /* Delay Interval */ + u32 delay_interval; +}; + +struct wcn36xx_hal_configure_rxp_filter_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 set_mcst_bcst_filter_setting; + u8 set_mcst_bcst_filter; +}; + +struct wcn36xx_hal_enter_imps_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_exit_imps_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_enter_bmps_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +} __packed; + +struct wcn36xx_hal_exit_bmps_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +} __packed; + +struct wcn36xx_hal_enter_uapsd_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +}; + +struct wcn36xx_hal_exit_uapsd_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +}; + +struct wcn36xx_hal_rssi_notification_ind_msg { + struct wcn36xx_hal_msg_header header; + + u32 rssi_thres1_pos_cross:1; + u32 rssi_thres1_neg_cross:1; + u32 rssi_thres2_pos_cross:1; + u32 rssi_thres2_neg_cross:1; + u32 rssi_thres3_pos_cross:1; + u32 rssi_thres3_neg_cross:1; + u32 avg_rssi:8; + u32 reserved:18; + +}; + +struct wcn36xx_hal_get_rssio_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + s8 rssi; + +}; + +struct wcn36xx_hal_get_roam_rssi_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 sta_id; + s8 rssi; +}; + +struct wcn36xx_hal_wowl_enter_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + u8 bss_index; +}; + +struct wcn36xx_hal_wowl_exit_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + u8 bss_index; +}; + +struct wcn36xx_hal_add_bcn_filter_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_rem_bcn_filter_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_add_wowl_bcast_ptrn_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + u8 bss_index; +}; + +struct wcn36xx_hal_del_wowl_bcast_ptrn_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + u8 bss_index; +}; + +struct wcn36xx_hal_host_offload_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_keep_alive_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_set_rssi_thresh_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_set_uapsd_ac_params_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_configure_rxp_filter_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct set_max_tx_pwr_req { + struct wcn36xx_hal_msg_header header; + + /* BSSID is needed to identify which session issued this request. + * As the request has power constraints, this should be applied + * only to that session */ + u8 bssid[ETH_ALEN]; + + u8 self_addr[ETH_ALEN]; + + /* In request, power == MaxTx power to be used. */ + u8 power; +}; + +struct set_max_tx_pwr_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* power == tx power used for management frames */ + u8 power; + + /* success or failure */ + u32 status; +}; + +struct set_tx_pwr_req_msg { + struct wcn36xx_hal_msg_header header; + + /* TX Power in milli watts */ + u32 tx_power; + + u8 bss_index; +}; + +struct set_tx_pwr_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct get_tx_pwr_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 sta_id; +}; + +struct get_tx_pwr_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* TX Power in milli watts */ + u32 tx_power; +}; + +struct set_p2p_gonoa_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 opp_ps; + u32 ct_window; + u8 count; + u32 duration; + u32 interval; + u32 single_noa_duration; + u8 ps_selection; +}; + +struct set_p2p_gonoa_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_add_sta_self_req { + struct wcn36xx_hal_msg_header header; + + u8 self_addr[ETH_ALEN]; + u32 status; +} __packed; + +struct wcn36xx_hal_add_sta_self_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* Self STA Index */ + u8 self_sta_index; + + /* DPU Index (IGTK, PTK, GTK all same) */ + u8 dpu_index; + + /* DPU Signature */ + u8 dpu_signature; +} __packed; + +struct wcn36xx_hal_del_sta_self_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 self_addr[ETH_ALEN]; +} __packed; + +struct wcn36xx_hal_del_sta_self_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /*success or failure */ + u32 status; + + u8 self_addr[ETH_ALEN]; +} __packed; + +struct aggr_add_ts_req { + struct wcn36xx_hal_msg_header header; + + /* Station Index */ + u16 sta_idx; + + /* TSPEC handler uniquely identifying a TSPEC for a STA in a BSS. + * This will carry the bitmap with the bit positions representing + * different AC.s */ + u16 tspec_index; + + /* Tspec info per AC To program TPE with required parameters */ + struct wcn36xx_hal_tspec_ie tspec[WCN36XX_HAL_MAX_AC]; + + /* U-APSD Flags: 1b per AC. Encoded as follows: + b7 b6 b5 b4 b3 b2 b1 b0 = + X X X X BE BK VI VO */ + u8 uapsd; + + /* These parameters are for all the access categories */ + + /* Service Interval */ + u32 service_interval[WCN36XX_HAL_MAX_AC]; + + /* Suspend Interval */ + u32 suspend_interval[WCN36XX_HAL_MAX_AC]; + + /* Delay Interval */ + u32 delay_interval[WCN36XX_HAL_MAX_AC]; +}; + +struct aggr_add_ts_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status0; + + /* FIXME PRIMA for future use for 11R */ + u32 status1; +}; + +struct wcn36xx_hal_configure_apps_cpu_wakeup_state_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 is_apps_cpu_awake; +}; + +struct wcn36xx_hal_configure_apps_cpu_wakeup_state_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_dump_cmd_req_msg { + struct wcn36xx_hal_msg_header header; + + u32 arg1; + u32 arg2; + u32 arg3; + u32 arg4; + u32 arg5; +} __packed; + +struct wcn36xx_hal_dump_cmd_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* Length of the responce message */ + u32 rsp_length; + + /* FIXME: Currently considering the the responce will be less than + * 100bytes */ + u8 rsp_buffer[DUMPCMD_RSP_BUFFER]; +} __packed; + +#define WLAN_COEX_IND_DATA_SIZE (4) +#define WLAN_COEX_IND_TYPE_DISABLE_HB_MONITOR (0) +#define WLAN_COEX_IND_TYPE_ENABLE_HB_MONITOR (1) + +struct coex_ind_msg { + struct wcn36xx_hal_msg_header header; + + /* Coex Indication Type */ + u32 type; + + /* Coex Indication Data */ + u32 data[WLAN_COEX_IND_DATA_SIZE]; +}; + +struct wcn36xx_hal_tx_compl_ind_msg { + struct wcn36xx_hal_msg_header header; + + /* Tx Complete Indication Success or Failure */ + u32 status; +}; + +struct wcn36xx_hal_wlan_host_suspend_ind_msg { + struct wcn36xx_hal_msg_header header; + + u32 configured_mcst_bcst_filter_setting; + u32 active_session_count; +}; + +struct wcn36xx_hal_wlan_exclude_unencrpted_ind_msg { + struct wcn36xx_hal_msg_header header; + + u8 dot11_exclude_unencrypted; + u8 bssid[ETH_ALEN]; +}; + +struct noa_attr_ind_msg { + struct wcn36xx_hal_msg_header header; + + u8 index; + u8 opp_ps_flag; + u16 ctwin; + + u16 noa1_interval_count; + u16 bss_index; + u32 noa1_duration; + u32 noa1_interval; + u32 noa1_starttime; + + u16 noa2_interval_count; + u16 reserved2; + u32 noa2_duration; + u32 noa2_interval; + u32 noa2_start_time; + + u32 status; +}; + +struct noa_start_ind_msg { + struct wcn36xx_hal_msg_header header; + + u32 status; + u32 bss_index; +}; + +struct wcn36xx_hal_wlan_host_resume_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 configured_mcst_bcst_filter_setting; +}; + +struct wcn36xx_hal_host_resume_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +struct wcn36xx_hal_del_ba_ind_msg { + struct wcn36xx_hal_msg_header header; + + u16 sta_idx; + + /* Peer MAC Address, whose BA session has timed out */ + u8 peer_addr[ETH_ALEN]; + + /* TID for which a BA session timeout is being triggered */ + u8 ba_tid; + + /* DELBA direction + * 1 - Originator + * 0 - Recipient + */ + u8 direction; + + u32 reason_code; + + /* TO SUPPORT BT-AMP */ + u8 bssid[ETH_ALEN]; +}; + +/* PNO Messages */ + +/* Max number of channels that a network can be found on */ +#define WCN36XX_HAL_PNO_MAX_NETW_CHANNELS 26 + +/* Max number of channels that a network can be found on */ +#define WCN36XX_HAL_PNO_MAX_NETW_CHANNELS_EX 60 + +/* Maximum numbers of networks supported by PNO */ +#define WCN36XX_HAL_PNO_MAX_SUPP_NETWORKS 16 + +/* The number of scan time intervals that can be programmed into PNO */ +#define WCN36XX_HAL_PNO_MAX_SCAN_TIMERS 10 + +/* Maximum size of the probe template */ +#define WCN36XX_HAL_PNO_MAX_PROBE_SIZE 450 + +/* Type of PNO enabling: + * + * Immediate - scanning will start immediately and PNO procedure will be + * repeated based on timer + * + * Suspend - scanning will start at suspend + * + * Resume - scanning will start on system resume + */ +enum pno_mode { + PNO_MODE_IMMEDIATE, + PNO_MODE_ON_SUSPEND, + PNO_MODE_ON_RESUME, + PNO_MODE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* Authentication type */ +enum auth_type { + AUTH_TYPE_ANY = 0, + AUTH_TYPE_OPEN_SYSTEM = 1, + + /* Upper layer authentication types */ + AUTH_TYPE_WPA = 2, + AUTH_TYPE_WPA_PSK = 3, + + AUTH_TYPE_RSN = 4, + AUTH_TYPE_RSN_PSK = 5, + AUTH_TYPE_FT_RSN = 6, + AUTH_TYPE_FT_RSN_PSK = 7, + AUTH_TYPE_WAPI_WAI_CERTIFICATE = 8, + AUTH_TYPE_WAPI_WAI_PSK = 9, + + AUTH_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* Encryption type */ +enum ed_type { + ED_ANY = 0, + ED_NONE = 1, + ED_WEP = 2, + ED_TKIP = 3, + ED_CCMP = 4, + ED_WPI = 5, + + ED_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* SSID broadcast type */ +enum ssid_bcast_type { + BCAST_UNKNOWN = 0, + BCAST_NORMAL = 1, + BCAST_HIDDEN = 2, + + BCAST_TYPE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE +}; + +/* The network description for which PNO will have to look for */ +struct network_type { + /* SSID of the BSS */ + struct wcn36xx_hal_mac_ssid ssid; + + /* Authentication type for the network */ + enum auth_type authentication; + + /* Encryption type for the network */ + enum ed_type encryption; + + /* Indicate the channel on which the Network can be found 0 - if + * all channels */ + u8 channel_count; + u8 channels[WCN36XX_HAL_PNO_MAX_NETW_CHANNELS]; + + /* Indicates the RSSI threshold for the network to be considered */ + u8 rssi_threshold; +}; + +struct scan_timer { + /* How much it should wait */ + u32 value; + + /* How many times it should repeat that wait value 0 - keep using + * this timer until PNO is disabled */ + u32 repeat; + + /* e.g: 2 3 4 0 - it will wait 2s between consecutive scans for 3 + * times - after that it will wait 4s between consecutive scans + * until disabled */ +}; + +/* The network parameters to be sent to the PNO algorithm */ +struct scan_timers_type { + /* set to 0 if you wish for PNO to use its default telescopic timer */ + u8 count; + + /* A set value represents the amount of time that PNO will wait + * between two consecutive scan procedures If the desired is for a + * uniform timer that fires always at the exact same interval - one + * single value is to be set If there is a desire for a more + * complex - telescopic like timer multiple values can be set - + * once PNO reaches the end of the array it will continue scanning + * at intervals presented by the last value */ + struct scan_timer values[WCN36XX_HAL_PNO_MAX_SCAN_TIMERS]; +}; + +/* Preferred network list request */ +struct set_pref_netw_list_req { + struct wcn36xx_hal_msg_header header; + + /* Enable PNO */ + u32 enable; + + /* Immediate, On Suspend, On Resume */ + enum pno_mode mode; + + /* Number of networks sent for PNO */ + u32 networks_count; + + /* The networks that PNO needs to look for */ + struct network_type networks[WCN36XX_HAL_PNO_MAX_SUPP_NETWORKS]; + + /* The scan timers required for PNO */ + struct scan_timers_type scan_timers; + + /* Probe template for 2.4GHz band */ + u16 band_24g_probe_size; + u8 band_24g_probe_template[WCN36XX_HAL_PNO_MAX_PROBE_SIZE]; + + /* Probe template for 5GHz band */ + u16 band_5g_probe_size; + u8 band_5g_probe_template[WCN36XX_HAL_PNO_MAX_PROBE_SIZE]; +}; + +/* The network description for which PNO will have to look for */ +struct network_type_new { + /* SSID of the BSS */ + struct wcn36xx_hal_mac_ssid ssid; + + /* Authentication type for the network */ + enum auth_type authentication; + + /* Encryption type for the network */ + enum ed_type encryption; + + /* SSID broadcast type, normal, hidden or unknown */ + enum ssid_bcast_type bcast_network_type; + + /* Indicate the channel on which the Network can be found 0 - if + * all channels */ + u8 channel_count; + u8 channels[WCN36XX_HAL_PNO_MAX_NETW_CHANNELS]; + + /* Indicates the RSSI threshold for the network to be considered */ + u8 rssi_threshold; +}; + +/* Preferred network list request new */ +struct set_pref_netw_list_req_new { + struct wcn36xx_hal_msg_header header; + + /* Enable PNO */ + u32 enable; + + /* Immediate, On Suspend, On Resume */ + enum pno_mode mode; + + /* Number of networks sent for PNO */ + u32 networks_count; + + /* The networks that PNO needs to look for */ + struct network_type_new networks[WCN36XX_HAL_PNO_MAX_SUPP_NETWORKS]; + + /* The scan timers required for PNO */ + struct scan_timers_type scan_timers; + + /* Probe template for 2.4GHz band */ + u16 band_24g_probe_size; + u8 band_24g_probe_template[WCN36XX_HAL_PNO_MAX_PROBE_SIZE]; + + /* Probe template for 5GHz band */ + u16 band_5g_probe_size; + u8 band_5g_probe_template[WCN36XX_HAL_PNO_MAX_PROBE_SIZE]; +}; + +/* Preferred network list response */ +struct set_pref_netw_list_resp { + struct wcn36xx_hal_msg_header header; + + /* status of the request - just to indicate that PNO has + * acknowledged the request and will start scanning */ + u32 status; +}; + +/* Preferred network found indication */ +struct pref_netw_found_ind { + + struct wcn36xx_hal_msg_header header; + + /* Network that was found with the highest RSSI */ + struct wcn36xx_hal_mac_ssid ssid; + + /* Indicates the RSSI */ + u8 rssi; +}; + +/* RSSI Filter request */ +struct set_rssi_filter_req { + struct wcn36xx_hal_msg_header header; + + /* RSSI Threshold */ + u8 rssi_threshold; +}; + +/* Set RSSI filter resp */ +struct set_rssi_filter_resp { + struct wcn36xx_hal_msg_header header; + + /* status of the request */ + u32 status; +}; + +/* Update scan params - sent from host to PNO to be used during PNO + * scanningx */ +struct wcn36xx_hal_update_scan_params_req { + + struct wcn36xx_hal_msg_header header; + + /* Host setting for 11d */ + u8 dot11d_enabled; + + /* Lets PNO know that host has determined the regulatory domain */ + u8 dot11d_resolved; + + /* Channels on which PNO is allowed to scan */ + u8 channel_count; + u8 channels[WCN36XX_HAL_PNO_MAX_NETW_CHANNELS]; + + /* Minimum channel time */ + u16 active_min_ch_time; + + /* Maximum channel time */ + u16 active_max_ch_time; + + /* Minimum channel time */ + u16 passive_min_ch_time; + + /* Maximum channel time */ + u16 passive_max_ch_time; + + /* Cb State */ + enum phy_chan_bond_state state; +} __packed; + +/* Update scan params - sent from host to PNO to be used during PNO + * scanningx */ +struct update_scan_params_req_ex { + + struct wcn36xx_hal_msg_header header; + + /* Host setting for 11d */ + u8 dot11d_enabled; + + /* Lets PNO know that host has determined the regulatory domain */ + u8 dot11d_resolved; + + /* Channels on which PNO is allowed to scan */ + u8 channel_count; + u8 channels[WCN36XX_HAL_PNO_MAX_NETW_CHANNELS_EX]; + + /* Minimum channel time */ + u16 active_min_ch_time; + + /* Maximum channel time */ + u16 active_max_ch_time; + + /* Minimum channel time */ + u16 passive_min_ch_time; + + /* Maximum channel time */ + u16 passive_max_ch_time; + + /* Cb State */ + enum phy_chan_bond_state state; +}; + +/* Update scan params - sent from host to PNO to be used during PNO + * scanningx */ +struct wcn36xx_hal_update_scan_params_resp { + + struct wcn36xx_hal_msg_header header; + + /* status of the request */ + u32 status; +} __packed; + +struct wcn36xx_hal_set_tx_per_tracking_req_msg { + struct wcn36xx_hal_msg_header header; + + /* 0: disable, 1:enable */ + u8 tx_per_tracking_enable; + + /* Check period, unit is sec. */ + u8 tx_per_tracking_period; + + /* (Fail TX packet)/(Total TX packet) ratio, the unit is 10%. */ + u8 tx_per_tracking_ratio; + + /* A watermark of check number, once the tx packet exceed this + * number, we do the check, default is 5 */ + u32 tx_per_tracking_watermark; +}; + +struct wcn36xx_hal_set_tx_per_tracking_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + +}; + +struct tx_per_hit_ind_msg { + struct wcn36xx_hal_msg_header header; +}; + +/* Packet Filtering Definitions Begin */ +#define WCN36XX_HAL_PROTOCOL_DATA_LEN 8 +#define WCN36XX_HAL_MAX_NUM_MULTICAST_ADDRESS 240 +#define WCN36XX_HAL_MAX_NUM_FILTERS 20 +#define WCN36XX_HAL_MAX_CMP_PER_FILTER 10 + +enum wcn36xx_hal_receive_packet_filter_type { + HAL_RCV_FILTER_TYPE_INVALID, + HAL_RCV_FILTER_TYPE_FILTER_PKT, + HAL_RCV_FILTER_TYPE_BUFFER_PKT, + HAL_RCV_FILTER_TYPE_MAX_ENUM_SIZE +}; + +enum wcn36xx_hal_rcv_pkt_flt_protocol_type { + HAL_FILTER_PROTO_TYPE_INVALID, + HAL_FILTER_PROTO_TYPE_MAC, + HAL_FILTER_PROTO_TYPE_ARP, + HAL_FILTER_PROTO_TYPE_IPV4, + HAL_FILTER_PROTO_TYPE_IPV6, + HAL_FILTER_PROTO_TYPE_UDP, + HAL_FILTER_PROTO_TYPE_MAX +}; + +enum wcn36xx_hal_rcv_pkt_flt_cmp_flag_type { + HAL_FILTER_CMP_TYPE_INVALID, + HAL_FILTER_CMP_TYPE_EQUAL, + HAL_FILTER_CMP_TYPE_MASK_EQUAL, + HAL_FILTER_CMP_TYPE_NOT_EQUAL, + HAL_FILTER_CMP_TYPE_MAX +}; + +struct wcn36xx_hal_rcv_pkt_filter_params { + u8 protocol_layer; + u8 cmp_flag; + + /* Length of the data to compare */ + u16 data_length; + + /* from start of the respective frame header */ + u8 data_offset; + + /* Reserved field */ + u8 reserved; + + /* Data to compare */ + u8 compare_data[WCN36XX_HAL_PROTOCOL_DATA_LEN]; + + /* Mask to be applied on the received packet data before compare */ + u8 data_mask[WCN36XX_HAL_PROTOCOL_DATA_LEN]; +}; + +struct wcn36xx_hal_sessionized_rcv_pkt_filter_cfg_type { + u8 id; + u8 type; + u8 params_count; + u32 coleasce_time; + u8 bss_index; + struct wcn36xx_hal_rcv_pkt_filter_params params[1]; +}; + +struct wcn36xx_hal_set_rcv_pkt_filter_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 id; + u8 type; + u8 params_count; + u32 coalesce_time; + struct wcn36xx_hal_rcv_pkt_filter_params params[1]; +}; + +struct wcn36xx_hal_rcv_flt_mc_addr_list_type { + /* from start of the respective frame header */ + u8 data_offset; + + u32 mc_addr_count; + u8 mc_addr[ETH_ALEN][WCN36XX_HAL_MAX_NUM_MULTICAST_ADDRESS]; + u8 bss_index; +}; + +struct wcn36xx_hal_set_pkt_filter_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +}; + +struct wcn36xx_hal_rcv_flt_pkt_match_cnt_req_msg { + struct wcn36xx_hal_msg_header header; + + u8 bss_index; +}; + +struct wcn36xx_hal_rcv_flt_pkt_match_cnt { + u8 id; + u32 match_cnt; +}; + +struct wcn36xx_hal_rcv_flt_pkt_match_cnt_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* Success or Failure */ + u32 status; + + u32 match_count; + struct wcn36xx_hal_rcv_flt_pkt_match_cnt + matches[WCN36XX_HAL_MAX_NUM_FILTERS]; + u8 bss_index; +}; + +struct wcn36xx_hal_rcv_flt_pkt_clear_param { + /* only valid for response message */ + u32 status; + u8 id; + u8 bss_index; +}; + +struct wcn36xx_hal_rcv_flt_pkt_clear_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_rcv_flt_pkt_clear_param param; +}; + +struct wcn36xx_hal_rcv_flt_pkt_clear_rsp_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_rcv_flt_pkt_clear_param param; +}; + +struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg { + struct wcn36xx_hal_msg_header header; + struct wcn36xx_hal_rcv_flt_mc_addr_list_type mc_addr_list; +}; + +struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_rsp_msg { + struct wcn36xx_hal_msg_header header; + u32 status; + u8 bss_index; +}; + +/* Packet Filtering Definitions End */ + +struct wcn36xx_hal_set_power_params_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Ignore DTIM */ + u32 ignore_dtim; + + /* DTIM Period */ + u32 dtim_period; + + /* Listen Interval */ + u32 listen_interval; + + /* Broadcast Multicast Filter */ + u32 bcast_mcast_filter; + + /* Beacon Early Termination */ + u32 enable_bet; + + /* Beacon Early Termination Interval */ + u32 bet_interval; +} __packed; + +struct wcn36xx_hal_set_power_params_resp { + + struct wcn36xx_hal_msg_header header; + + /* status of the request */ + u32 status; +} __packed; + +/* Capability bitmap exchange definitions and macros starts */ + +enum place_holder_in_cap_bitmap { + MCC = 0, + P2P = 1, + DOT11AC = 2, + SLM_SESSIONIZATION = 3, + DOT11AC_OPMODE = 4, + SAP32STA = 5, + TDLS = 6, + P2P_GO_NOA_DECOUPLE_INIT_SCAN = 7, + WLANACTIVE_OFFLOAD = 8, + BEACON_OFFLOAD = 9, + SCAN_OFFLOAD = 10, + ROAM_OFFLOAD = 11, + BCN_MISS_OFFLOAD = 12, + STA_POWERSAVE = 13, + STA_ADVANCED_PWRSAVE = 14, + AP_UAPSD = 15, + AP_DFS = 16, + BLOCKACK = 17, + PHY_ERR = 18, + BCN_FILTER = 19, + RTT = 20, + RATECTRL = 21, + WOW = 22, + MAX_FEATURE_SUPPORTED = 128, +}; + +#define WCN36XX_HAL_CAPS_SIZE 4 + +struct wcn36xx_hal_feat_caps_msg { + + struct wcn36xx_hal_msg_header header; + + u32 feat_caps[WCN36XX_HAL_CAPS_SIZE]; +} __packed; + +/* status codes to help debug rekey failures */ +enum gtk_rekey_status { + WCN36XX_HAL_GTK_REKEY_STATUS_SUCCESS = 0, + + /* rekey detected, but not handled */ + WCN36XX_HAL_GTK_REKEY_STATUS_NOT_HANDLED = 1, + + /* MIC check error on M1 */ + WCN36XX_HAL_GTK_REKEY_STATUS_MIC_ERROR = 2, + + /* decryption error on M1 */ + WCN36XX_HAL_GTK_REKEY_STATUS_DECRYPT_ERROR = 3, + + /* M1 replay detected */ + WCN36XX_HAL_GTK_REKEY_STATUS_REPLAY_ERROR = 4, + + /* missing GTK key descriptor in M1 */ + WCN36XX_HAL_GTK_REKEY_STATUS_MISSING_KDE = 5, + + /* missing iGTK key descriptor in M1 */ + WCN36XX_HAL_GTK_REKEY_STATUS_MISSING_IGTK_KDE = 6, + + /* key installation error */ + WCN36XX_HAL_GTK_REKEY_STATUS_INSTALL_ERROR = 7, + + /* iGTK key installation error */ + WCN36XX_HAL_GTK_REKEY_STATUS_IGTK_INSTALL_ERROR = 8, + + /* GTK rekey M2 response TX error */ + WCN36XX_HAL_GTK_REKEY_STATUS_RESP_TX_ERROR = 9, + + /* non-specific general error */ + WCN36XX_HAL_GTK_REKEY_STATUS_GEN_ERROR = 255 +}; + +/* wake reason types */ +enum wake_reason_type { + WCN36XX_HAL_WAKE_REASON_NONE = 0, + + /* magic packet match */ + WCN36XX_HAL_WAKE_REASON_MAGIC_PACKET = 1, + + /* host defined pattern match */ + WCN36XX_HAL_WAKE_REASON_PATTERN_MATCH = 2, + + /* EAP-ID frame detected */ + WCN36XX_HAL_WAKE_REASON_EAPID_PACKET = 3, + + /* start of EAPOL 4-way handshake detected */ + WCN36XX_HAL_WAKE_REASON_EAPOL4WAY_PACKET = 4, + + /* network scan offload match */ + WCN36XX_HAL_WAKE_REASON_NETSCAN_OFFL_MATCH = 5, + + /* GTK rekey status wakeup (see status) */ + WCN36XX_HAL_WAKE_REASON_GTK_REKEY_STATUS = 6, + + /* BSS connection lost */ + WCN36XX_HAL_WAKE_REASON_BSS_CONN_LOST = 7, +}; + +/* + Wake Packet which is saved at tWakeReasonParams.DataStart + This data is sent for any wake reasons that involve a packet-based wakeup : + + WCN36XX_HAL_WAKE_REASON_TYPE_MAGIC_PACKET + WCN36XX_HAL_WAKE_REASON_TYPE_PATTERN_MATCH + WCN36XX_HAL_WAKE_REASON_TYPE_EAPID_PACKET + WCN36XX_HAL_WAKE_REASON_TYPE_EAPOL4WAY_PACKET + WCN36XX_HAL_WAKE_REASON_TYPE_GTK_REKEY_STATUS + + The information is provided to the host for auditing and debug purposes + +*/ + +/* Wake reason indication */ +struct wcn36xx_hal_wake_reason_ind { + struct wcn36xx_hal_msg_header header; + + /* see tWakeReasonType */ + u32 reason; + + /* argument specific to the reason type */ + u32 reason_arg; + + /* length of optional data stored in this message, in case HAL + * truncates the data (i.e. data packets) this length will be less + * than the actual length */ + u32 stored_data_len; + + /* actual length of data */ + u32 actual_data_len; + + /* variable length start of data (length == storedDataLen) see + * specific wake type */ + u8 data_start[1]; + + u32 bss_index:8; + u32 reserved:24; +}; + +#define WCN36XX_HAL_GTK_KEK_BYTES 16 +#define WCN36XX_HAL_GTK_KCK_BYTES 16 + +#define WCN36XX_HAL_GTK_OFFLOAD_FLAGS_DISABLE (1 << 0) + +#define GTK_SET_BSS_KEY_TAG 0x1234AA55 + +struct wcn36xx_hal_gtk_offload_req_msg { + struct wcn36xx_hal_msg_header header; + + /* optional flags */ + u32 flags; + + /* Key confirmation key */ + u8 kck[WCN36XX_HAL_GTK_KCK_BYTES]; + + /* key encryption key */ + u8 kek[WCN36XX_HAL_GTK_KEK_BYTES]; + + /* replay counter */ + u64 key_replay_counter; + + u8 bss_index; +}; + +struct wcn36xx_hal_gtk_offload_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + u8 bss_index; +}; + +struct wcn36xx_hal_gtk_offload_get_info_req_msg { + struct wcn36xx_hal_msg_header header; + u8 bss_index; +}; + +struct wcn36xx_hal_gtk_offload_get_info_rsp_msg { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; + + /* last rekey status when the rekey was offloaded */ + u32 last_rekey_status; + + /* current replay counter value */ + u64 key_replay_counter; + + /* total rekey attempts */ + u32 total_rekey_count; + + /* successful GTK rekeys */ + u32 gtk_rekey_count; + + /* successful iGTK rekeys */ + u32 igtk_rekey_count; + + u8 bss_index; +}; + +struct dhcp_info { + /* Indicates the device mode which indicates about the DHCP activity */ + u8 device_mode; + + u8 addr[ETH_ALEN]; +}; + +struct dhcp_ind_status { + struct wcn36xx_hal_msg_header header; + + /* success or failure */ + u32 status; +}; + +/* + * Thermal Mitigation mode of operation. + * + * WCN36XX_HAL_THERMAL_MITIGATION_MODE_0 - Based on AMPDU disabling aggregation + * + * WCN36XX_HAL_THERMAL_MITIGATION_MODE_1 - Based on AMPDU disabling aggregation + * and reducing transmit power + * + * WCN36XX_HAL_THERMAL_MITIGATION_MODE_2 - Not supported */ +enum wcn36xx_hal_thermal_mitigation_mode_type { + HAL_THERMAL_MITIGATION_MODE_INVALID = -1, + HAL_THERMAL_MITIGATION_MODE_0, + HAL_THERMAL_MITIGATION_MODE_1, + HAL_THERMAL_MITIGATION_MODE_2, + HAL_THERMAL_MITIGATION_MODE_MAX = WCN36XX_HAL_MAX_ENUM_SIZE, +}; + + +/* + * Thermal Mitigation level. + * Note the levels are incremental i.e WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_2 = + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_0 + + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_1 + * + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_0 - lowest level of thermal mitigation. + * This level indicates normal mode of operation + * + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_1 - 1st level of thermal mitigation + * + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_2 - 2nd level of thermal mitigation + * + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_3 - 3rd level of thermal mitigation + * + * WCN36XX_HAL_THERMAL_MITIGATION_LEVEL_4 - 4th level of thermal mitigation + */ +enum wcn36xx_hal_thermal_mitigation_level_type { + HAL_THERMAL_MITIGATION_LEVEL_INVALID = -1, + HAL_THERMAL_MITIGATION_LEVEL_0, + HAL_THERMAL_MITIGATION_LEVEL_1, + HAL_THERMAL_MITIGATION_LEVEL_2, + HAL_THERMAL_MITIGATION_LEVEL_3, + HAL_THERMAL_MITIGATION_LEVEL_4, + HAL_THERMAL_MITIGATION_LEVEL_MAX = WCN36XX_HAL_MAX_ENUM_SIZE, +}; + + +/* WCN36XX_HAL_SET_THERMAL_MITIGATION_REQ */ +struct set_thermal_mitigation_req_msg { + struct wcn36xx_hal_msg_header header; + + /* Thermal Mitigation Operation Mode */ + enum wcn36xx_hal_thermal_mitigation_mode_type mode; + + /* Thermal Mitigation Level */ + enum wcn36xx_hal_thermal_mitigation_level_type level; +}; + +struct set_thermal_mitigation_resp { + + struct wcn36xx_hal_msg_header header; + + /* status of the request */ + u32 status; +}; + +/* Per STA Class B Statistics. Class B statistics are STA TX/RX stats + * provided to FW from Host via periodic messages */ +struct stats_class_b_ind { + struct wcn36xx_hal_msg_header header; + + /* Duration over which this stats was collected */ + u32 duration; + + /* Per STA Stats */ + + /* TX stats */ + u32 tx_bytes_pushed; + u32 tx_packets_pushed; + + /* RX stats */ + u32 rx_bytes_rcvd; + u32 rx_packets_rcvd; + u32 rx_time_total; +}; + +#endif /* _HAL_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c new file mode 100644 index 00000000000..4ab5370ab7a --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -0,0 +1,1099 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/module.h> +#include <linux/firmware.h> +#include <linux/platform_device.h> +#include "wcn36xx.h" + +unsigned int wcn36xx_dbg_mask; +module_param_named(debug_mask, wcn36xx_dbg_mask, uint, 0644); +MODULE_PARM_DESC(debug_mask, "Debugging mask"); + +#define CHAN2G(_freq, _idx) { \ + .band = IEEE80211_BAND_2GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 25, \ +} + +#define CHAN5G(_freq, _idx) { \ + .band = IEEE80211_BAND_5GHZ, \ + .center_freq = (_freq), \ + .hw_value = (_idx), \ + .max_power = 25, \ +} + +/* The wcn firmware expects channel values to matching + * their mnemonic values. So use these for .hw_value. */ +static struct ieee80211_channel wcn_2ghz_channels[] = { + CHAN2G(2412, 1), /* Channel 1 */ + CHAN2G(2417, 2), /* Channel 2 */ + CHAN2G(2422, 3), /* Channel 3 */ + CHAN2G(2427, 4), /* Channel 4 */ + CHAN2G(2432, 5), /* Channel 5 */ + CHAN2G(2437, 6), /* Channel 6 */ + CHAN2G(2442, 7), /* Channel 7 */ + CHAN2G(2447, 8), /* Channel 8 */ + CHAN2G(2452, 9), /* Channel 9 */ + CHAN2G(2457, 10), /* Channel 10 */ + CHAN2G(2462, 11), /* Channel 11 */ + CHAN2G(2467, 12), /* Channel 12 */ + CHAN2G(2472, 13), /* Channel 13 */ + CHAN2G(2484, 14) /* Channel 14 */ + +}; + +static struct ieee80211_channel wcn_5ghz_channels[] = { + CHAN5G(5180, 36), + CHAN5G(5200, 40), + CHAN5G(5220, 44), + CHAN5G(5240, 48), + CHAN5G(5260, 52), + CHAN5G(5280, 56), + CHAN5G(5300, 60), + CHAN5G(5320, 64), + CHAN5G(5500, 100), + CHAN5G(5520, 104), + CHAN5G(5540, 108), + CHAN5G(5560, 112), + CHAN5G(5580, 116), + CHAN5G(5600, 120), + CHAN5G(5620, 124), + CHAN5G(5640, 128), + CHAN5G(5660, 132), + CHAN5G(5700, 140), + CHAN5G(5745, 149), + CHAN5G(5765, 153), + CHAN5G(5785, 157), + CHAN5G(5805, 161), + CHAN5G(5825, 165) +}; + +#define RATE(_bitrate, _hw_rate, _flags) { \ + .bitrate = (_bitrate), \ + .flags = (_flags), \ + .hw_value = (_hw_rate), \ + .hw_value_short = (_hw_rate) \ +} + +static struct ieee80211_rate wcn_2ghz_rates[] = { + RATE(10, HW_RATE_INDEX_1MBPS, 0), + RATE(20, HW_RATE_INDEX_2MBPS, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(55, HW_RATE_INDEX_5_5MBPS, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(110, HW_RATE_INDEX_11MBPS, IEEE80211_RATE_SHORT_PREAMBLE), + RATE(60, HW_RATE_INDEX_6MBPS, 0), + RATE(90, HW_RATE_INDEX_9MBPS, 0), + RATE(120, HW_RATE_INDEX_12MBPS, 0), + RATE(180, HW_RATE_INDEX_18MBPS, 0), + RATE(240, HW_RATE_INDEX_24MBPS, 0), + RATE(360, HW_RATE_INDEX_36MBPS, 0), + RATE(480, HW_RATE_INDEX_48MBPS, 0), + RATE(540, HW_RATE_INDEX_54MBPS, 0) +}; + +static struct ieee80211_rate wcn_5ghz_rates[] = { + RATE(60, HW_RATE_INDEX_6MBPS, 0), + RATE(90, HW_RATE_INDEX_9MBPS, 0), + RATE(120, HW_RATE_INDEX_12MBPS, 0), + RATE(180, HW_RATE_INDEX_18MBPS, 0), + RATE(240, HW_RATE_INDEX_24MBPS, 0), + RATE(360, HW_RATE_INDEX_36MBPS, 0), + RATE(480, HW_RATE_INDEX_48MBPS, 0), + RATE(540, HW_RATE_INDEX_54MBPS, 0) +}; + +static struct ieee80211_supported_band wcn_band_2ghz = { + .channels = wcn_2ghz_channels, + .n_channels = ARRAY_SIZE(wcn_2ghz_channels), + .bitrates = wcn_2ghz_rates, + .n_bitrates = ARRAY_SIZE(wcn_2ghz_rates), + .ht_cap = { + .cap = IEEE80211_HT_CAP_GRN_FLD | + IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_DSSSCCK40 | + IEEE80211_HT_CAP_LSIG_TXOP_PROT, + .ht_supported = true, + .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, + .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, + .mcs = { + .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, + .rx_highest = cpu_to_le16(72), + .tx_params = IEEE80211_HT_MCS_TX_DEFINED, + } + } +}; + +static struct ieee80211_supported_band wcn_band_5ghz = { + .channels = wcn_5ghz_channels, + .n_channels = ARRAY_SIZE(wcn_5ghz_channels), + .bitrates = wcn_5ghz_rates, + .n_bitrates = ARRAY_SIZE(wcn_5ghz_rates), + .ht_cap = { + .cap = IEEE80211_HT_CAP_GRN_FLD | + IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_DSSSCCK40 | + IEEE80211_HT_CAP_LSIG_TXOP_PROT | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_SUP_WIDTH_20_40, + .ht_supported = true, + .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, + .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, + .mcs = { + .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, + .rx_highest = cpu_to_le16(72), + .tx_params = IEEE80211_HT_MCS_TX_DEFINED, + } + } +}; + +#ifdef CONFIG_PM + +static const struct wiphy_wowlan_support wowlan_support = { + .flags = WIPHY_WOWLAN_ANY +}; + +#endif + +static inline u8 get_sta_index(struct ieee80211_vif *vif, + struct wcn36xx_sta *sta_priv) +{ + return NL80211_IFTYPE_STATION == vif->type ? + sta_priv->bss_sta_index : + sta_priv->sta_index; +} + +static const char * const wcn36xx_caps_names[] = { + "MCC", /* 0 */ + "P2P", /* 1 */ + "DOT11AC", /* 2 */ + "SLM_SESSIONIZATION", /* 3 */ + "DOT11AC_OPMODE", /* 4 */ + "SAP32STA", /* 5 */ + "TDLS", /* 6 */ + "P2P_GO_NOA_DECOUPLE_INIT_SCAN",/* 7 */ + "WLANACTIVE_OFFLOAD", /* 8 */ + "BEACON_OFFLOAD", /* 9 */ + "SCAN_OFFLOAD", /* 10 */ + "ROAM_OFFLOAD", /* 11 */ + "BCN_MISS_OFFLOAD", /* 12 */ + "STA_POWERSAVE", /* 13 */ + "STA_ADVANCED_PWRSAVE", /* 14 */ + "AP_UAPSD", /* 15 */ + "AP_DFS", /* 16 */ + "BLOCKACK", /* 17 */ + "PHY_ERR", /* 18 */ + "BCN_FILTER", /* 19 */ + "RTT", /* 20 */ + "RATECTRL", /* 21 */ + "WOW" /* 22 */ +}; + +static const char *wcn36xx_get_cap_name(enum place_holder_in_cap_bitmap x) +{ + if (x >= ARRAY_SIZE(wcn36xx_caps_names)) + return "UNKNOWN"; + return wcn36xx_caps_names[x]; +} + +static void wcn36xx_feat_caps_info(struct wcn36xx *wcn) +{ + int i; + + for (i = 0; i < MAX_FEATURE_SUPPORTED; i++) { + if (get_feat_caps(wcn->fw_feat_caps, i)) + wcn36xx_info("FW Cap %s\n", wcn36xx_get_cap_name(i)); + } +} + +static void wcn36xx_detect_chip_version(struct wcn36xx *wcn) +{ + if (get_feat_caps(wcn->fw_feat_caps, DOT11AC)) { + wcn36xx_info("Chip is 3680\n"); + wcn->chip_version = WCN36XX_CHIP_3680; + } else { + wcn36xx_info("Chip is 3660\n"); + wcn->chip_version = WCN36XX_CHIP_3660; + } +} + +static int wcn36xx_start(struct ieee80211_hw *hw) +{ + struct wcn36xx *wcn = hw->priv; + int ret; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac start\n"); + + /* SMD initialization */ + ret = wcn36xx_smd_open(wcn); + if (ret) { + wcn36xx_err("Failed to open smd channel: %d\n", ret); + goto out_err; + } + + /* Allocate memory pools for Mgmt BD headers and Data BD headers */ + ret = wcn36xx_dxe_allocate_mem_pools(wcn); + if (ret) { + wcn36xx_err("Failed to alloc DXE mempool: %d\n", ret); + goto out_smd_close; + } + + ret = wcn36xx_dxe_alloc_ctl_blks(wcn); + if (ret) { + wcn36xx_err("Failed to alloc DXE ctl blocks: %d\n", ret); + goto out_free_dxe_pool; + } + + wcn->hal_buf = kmalloc(WCN36XX_HAL_BUF_SIZE, GFP_KERNEL); + if (!wcn->hal_buf) { + wcn36xx_err("Failed to allocate smd buf\n"); + ret = -ENOMEM; + goto out_free_dxe_ctl; + } + + ret = wcn36xx_smd_load_nv(wcn); + if (ret) { + wcn36xx_err("Failed to push NV to chip\n"); + goto out_free_smd_buf; + } + + ret = wcn36xx_smd_start(wcn); + if (ret) { + wcn36xx_err("Failed to start chip\n"); + goto out_free_smd_buf; + } + + if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { + ret = wcn36xx_smd_feature_caps_exchange(wcn); + if (ret) + wcn36xx_warn("Exchange feature caps failed\n"); + else + wcn36xx_feat_caps_info(wcn); + } + + wcn36xx_detect_chip_version(wcn); + + /* DMA channel initialization */ + ret = wcn36xx_dxe_init(wcn); + if (ret) { + wcn36xx_err("DXE init failed\n"); + goto out_smd_stop; + } + + wcn36xx_debugfs_init(wcn); + + INIT_LIST_HEAD(&wcn->vif_list); + return 0; + +out_smd_stop: + wcn36xx_smd_stop(wcn); +out_free_smd_buf: + kfree(wcn->hal_buf); +out_free_dxe_pool: + wcn36xx_dxe_free_mem_pools(wcn); +out_free_dxe_ctl: + wcn36xx_dxe_free_ctl_blks(wcn); +out_smd_close: + wcn36xx_smd_close(wcn); +out_err: + return ret; +} + +static void wcn36xx_stop(struct ieee80211_hw *hw) +{ + struct wcn36xx *wcn = hw->priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac stop\n"); + + wcn36xx_debugfs_exit(wcn); + wcn36xx_smd_stop(wcn); + wcn36xx_dxe_deinit(wcn); + wcn36xx_smd_close(wcn); + + wcn36xx_dxe_free_mem_pools(wcn); + wcn36xx_dxe_free_ctl_blks(wcn); + + kfree(wcn->hal_buf); +} + +static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) +{ + struct wcn36xx *wcn = hw->priv; + struct ieee80211_vif *vif = NULL; + struct wcn36xx_vif *tmp; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac config changed 0x%08x\n", changed); + + if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { + int ch = WCN36XX_HW_CHANNEL(wcn); + wcn36xx_dbg(WCN36XX_DBG_MAC, "wcn36xx_config channel switch=%d\n", + ch); + list_for_each_entry(tmp, &wcn->vif_list, list) { + vif = container_of((void *)tmp, + struct ieee80211_vif, + drv_priv); + wcn36xx_smd_switch_channel(wcn, vif, ch); + } + } + + return 0; +} + +#define WCN36XX_SUPPORTED_FILTERS (0) + +static void wcn36xx_configure_filter(struct ieee80211_hw *hw, + unsigned int changed, + unsigned int *total, u64 multicast) +{ + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac configure filter\n"); + + *total &= WCN36XX_SUPPORTED_FILTERS; +} + +static void wcn36xx_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + struct sk_buff *skb) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_sta *sta_priv = NULL; + + if (control->sta) + sta_priv = (struct wcn36xx_sta *)control->sta->drv_priv; + + if (wcn36xx_start_tx(wcn, sta_priv, skb)) + ieee80211_free_txskb(wcn->hw, skb); +} + +static int wcn36xx_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct ieee80211_key_conf *key_conf) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + struct wcn36xx_sta *sta_priv = vif_priv->sta; + int ret = 0; + u8 key[WLAN_MAX_KEY_LEN]; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac80211 set key\n"); + wcn36xx_dbg(WCN36XX_DBG_MAC, "Key: cmd=0x%x algo:0x%x, id:%d, len:%d flags 0x%x\n", + cmd, key_conf->cipher, key_conf->keyidx, + key_conf->keylen, key_conf->flags); + wcn36xx_dbg_dump(WCN36XX_DBG_MAC, "KEY: ", + key_conf->key, + key_conf->keylen); + + switch (key_conf->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + vif_priv->encrypt_type = WCN36XX_HAL_ED_WEP40; + break; + case WLAN_CIPHER_SUITE_WEP104: + vif_priv->encrypt_type = WCN36XX_HAL_ED_WEP40; + break; + case WLAN_CIPHER_SUITE_CCMP: + vif_priv->encrypt_type = WCN36XX_HAL_ED_CCMP; + break; + case WLAN_CIPHER_SUITE_TKIP: + vif_priv->encrypt_type = WCN36XX_HAL_ED_TKIP; + break; + default: + wcn36xx_err("Unsupported key type 0x%x\n", + key_conf->cipher); + ret = -EOPNOTSUPP; + goto out; + } + + switch (cmd) { + case SET_KEY: + if (WCN36XX_HAL_ED_TKIP == vif_priv->encrypt_type) { + /* + * Supplicant is sending key in the wrong order: + * Temporal Key (16 b) - TX MIC (8 b) - RX MIC (8 b) + * but HW expects it to be in the order as described in + * IEEE 802.11 spec (see chapter 11.7) like this: + * Temporal Key (16 b) - RX MIC (8 b) - TX MIC (8 b) + */ + memcpy(key, key_conf->key, 16); + memcpy(key + 16, key_conf->key + 24, 8); + memcpy(key + 24, key_conf->key + 16, 8); + } else { + memcpy(key, key_conf->key, key_conf->keylen); + } + + if (IEEE80211_KEY_FLAG_PAIRWISE & key_conf->flags) { + sta_priv->is_data_encrypted = true; + /* Reconfigure bss with encrypt_type */ + if (NL80211_IFTYPE_STATION == vif->type) + wcn36xx_smd_config_bss(wcn, + vif, + sta, + sta->addr, + true); + + wcn36xx_smd_set_stakey(wcn, + vif_priv->encrypt_type, + key_conf->keyidx, + key_conf->keylen, + key, + get_sta_index(vif, sta_priv)); + } else { + wcn36xx_smd_set_bsskey(wcn, + vif_priv->encrypt_type, + key_conf->keyidx, + key_conf->keylen, + key); + if ((WLAN_CIPHER_SUITE_WEP40 == key_conf->cipher) || + (WLAN_CIPHER_SUITE_WEP104 == key_conf->cipher)) { + sta_priv->is_data_encrypted = true; + wcn36xx_smd_set_stakey(wcn, + vif_priv->encrypt_type, + key_conf->keyidx, + key_conf->keylen, + key, + get_sta_index(vif, sta_priv)); + } + } + break; + case DISABLE_KEY: + if (!(IEEE80211_KEY_FLAG_PAIRWISE & key_conf->flags)) { + wcn36xx_smd_remove_bsskey(wcn, + vif_priv->encrypt_type, + key_conf->keyidx); + } else { + sta_priv->is_data_encrypted = false; + /* do not remove key if disassociated */ + if (sta_priv->aid) + wcn36xx_smd_remove_stakey(wcn, + vif_priv->encrypt_type, + key_conf->keyidx, + get_sta_index(vif, sta_priv)); + } + break; + default: + wcn36xx_err("Unsupported key cmd 0x%x\n", cmd); + ret = -EOPNOTSUPP; + goto out; + break; + } + +out: + return ret; +} + +static void wcn36xx_sw_scan_start(struct ieee80211_hw *hw) +{ + struct wcn36xx *wcn = hw->priv; + + wcn36xx_smd_init_scan(wcn, HAL_SYS_MODE_SCAN); + wcn36xx_smd_start_scan(wcn); +} + +static void wcn36xx_sw_scan_complete(struct ieee80211_hw *hw) +{ + struct wcn36xx *wcn = hw->priv; + + wcn36xx_smd_end_scan(wcn); + wcn36xx_smd_finish_scan(wcn, HAL_SYS_MODE_SCAN); +} + +static void wcn36xx_update_allowed_rates(struct ieee80211_sta *sta, + enum ieee80211_band band) +{ + int i, size; + u16 *rates_table; + struct wcn36xx_sta *sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + u32 rates = sta->supp_rates[band]; + + memset(&sta_priv->supported_rates, 0, + sizeof(sta_priv->supported_rates)); + sta_priv->supported_rates.op_rate_mode = STA_11n; + + size = ARRAY_SIZE(sta_priv->supported_rates.dsss_rates); + rates_table = sta_priv->supported_rates.dsss_rates; + if (band == IEEE80211_BAND_2GHZ) { + for (i = 0; i < size; i++) { + if (rates & 0x01) { + rates_table[i] = wcn_2ghz_rates[i].hw_value; + rates = rates >> 1; + } + } + } + + size = ARRAY_SIZE(sta_priv->supported_rates.ofdm_rates); + rates_table = sta_priv->supported_rates.ofdm_rates; + for (i = 0; i < size; i++) { + if (rates & 0x01) { + rates_table[i] = wcn_5ghz_rates[i].hw_value; + rates = rates >> 1; + } + } + + if (sta->ht_cap.ht_supported) { + BUILD_BUG_ON(sizeof(sta->ht_cap.mcs.rx_mask) > + sizeof(sta_priv->supported_rates.supported_mcs_set)); + memcpy(sta_priv->supported_rates.supported_mcs_set, + sta->ht_cap.mcs.rx_mask, + sizeof(sta->ht_cap.mcs.rx_mask)); + } +} +void wcn36xx_set_default_rates(struct wcn36xx_hal_supported_rates *rates) +{ + u16 ofdm_rates[WCN36XX_HAL_NUM_OFDM_RATES] = { + HW_RATE_INDEX_6MBPS, + HW_RATE_INDEX_9MBPS, + HW_RATE_INDEX_12MBPS, + HW_RATE_INDEX_18MBPS, + HW_RATE_INDEX_24MBPS, + HW_RATE_INDEX_36MBPS, + HW_RATE_INDEX_48MBPS, + HW_RATE_INDEX_54MBPS + }; + u16 dsss_rates[WCN36XX_HAL_NUM_DSSS_RATES] = { + HW_RATE_INDEX_1MBPS, + HW_RATE_INDEX_2MBPS, + HW_RATE_INDEX_5_5MBPS, + HW_RATE_INDEX_11MBPS + }; + + rates->op_rate_mode = STA_11n; + memcpy(rates->dsss_rates, dsss_rates, + sizeof(*dsss_rates) * WCN36XX_HAL_NUM_DSSS_RATES); + memcpy(rates->ofdm_rates, ofdm_rates, + sizeof(*ofdm_rates) * WCN36XX_HAL_NUM_OFDM_RATES); + rates->supported_mcs_set[0] = 0xFF; +} +static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss_conf, + u32 changed) +{ + struct wcn36xx *wcn = hw->priv; + struct sk_buff *skb = NULL; + u16 tim_off, tim_len; + enum wcn36xx_hal_link_state link_state; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss info changed vif %p changed 0x%08x\n", + vif, changed); + + if (changed & BSS_CHANGED_BEACON_INFO) { + wcn36xx_dbg(WCN36XX_DBG_MAC, + "mac bss changed dtim period %d\n", + bss_conf->dtim_period); + + vif_priv->dtim_period = bss_conf->dtim_period; + } + + if (changed & BSS_CHANGED_PS) { + wcn36xx_dbg(WCN36XX_DBG_MAC, + "mac bss PS set %d\n", + bss_conf->ps); + if (bss_conf->ps) { + wcn36xx_pmc_enter_bmps_state(wcn, vif); + } else { + wcn36xx_pmc_exit_bmps_state(wcn, vif); + } + } + + if (changed & BSS_CHANGED_BSSID) { + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed_bssid %pM\n", + bss_conf->bssid); + + if (!is_zero_ether_addr(bss_conf->bssid)) { + vif_priv->is_joining = true; + vif_priv->bss_index = 0xff; + wcn36xx_smd_join(wcn, bss_conf->bssid, + vif->addr, WCN36XX_HW_CHANNEL(wcn)); + wcn36xx_smd_config_bss(wcn, vif, NULL, + bss_conf->bssid, false); + } else { + vif_priv->is_joining = false; + wcn36xx_smd_delete_bss(wcn, vif); + } + } + + if (changed & BSS_CHANGED_SSID) { + wcn36xx_dbg(WCN36XX_DBG_MAC, + "mac bss changed ssid\n"); + wcn36xx_dbg_dump(WCN36XX_DBG_MAC, "ssid ", + bss_conf->ssid, bss_conf->ssid_len); + + vif_priv->ssid.length = bss_conf->ssid_len; + memcpy(&vif_priv->ssid.ssid, + bss_conf->ssid, + bss_conf->ssid_len); + } + + if (changed & BSS_CHANGED_ASSOC) { + vif_priv->is_joining = false; + if (bss_conf->assoc) { + struct ieee80211_sta *sta; + struct wcn36xx_sta *sta_priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, + "mac assoc bss %pM vif %pM AID=%d\n", + bss_conf->bssid, + vif->addr, + bss_conf->aid); + + rcu_read_lock(); + sta = ieee80211_find_sta(vif, bss_conf->bssid); + if (!sta) { + wcn36xx_err("sta %pM is not found\n", + bss_conf->bssid); + rcu_read_unlock(); + goto out; + } + sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + + wcn36xx_update_allowed_rates(sta, WCN36XX_BAND(wcn)); + + wcn36xx_smd_set_link_st(wcn, bss_conf->bssid, + vif->addr, + WCN36XX_HAL_LINK_POSTASSOC_STATE); + wcn36xx_smd_config_bss(wcn, vif, sta, + bss_conf->bssid, + true); + sta_priv->aid = bss_conf->aid; + /* + * config_sta must be called from because this is the + * place where AID is available. + */ + wcn36xx_smd_config_sta(wcn, vif, sta); + rcu_read_unlock(); + } else { + wcn36xx_dbg(WCN36XX_DBG_MAC, + "disassociated bss %pM vif %pM AID=%d\n", + bss_conf->bssid, + vif->addr, + bss_conf->aid); + wcn36xx_smd_set_link_st(wcn, + bss_conf->bssid, + vif->addr, + WCN36XX_HAL_LINK_IDLE_STATE); + } + } + + if (changed & BSS_CHANGED_AP_PROBE_RESP) { + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed ap probe resp\n"); + skb = ieee80211_proberesp_get(hw, vif); + if (!skb) { + wcn36xx_err("failed to alloc probereq skb\n"); + goto out; + } + + wcn36xx_smd_update_proberesp_tmpl(wcn, vif, skb); + dev_kfree_skb(skb); + } + + if (changed & BSS_CHANGED_BEACON_ENABLED || + changed & BSS_CHANGED_BEACON) { + wcn36xx_dbg(WCN36XX_DBG_MAC, + "mac bss changed beacon enabled %d\n", + bss_conf->enable_beacon); + + if (bss_conf->enable_beacon) { + vif_priv->dtim_period = bss_conf->dtim_period; + vif_priv->bss_index = 0xff; + wcn36xx_smd_config_bss(wcn, vif, NULL, + vif->addr, false); + skb = ieee80211_beacon_get_tim(hw, vif, &tim_off, + &tim_len); + if (!skb) { + wcn36xx_err("failed to alloc beacon skb\n"); + goto out; + } + wcn36xx_smd_send_beacon(wcn, vif, skb, tim_off, 0); + dev_kfree_skb(skb); + + if (vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) + link_state = WCN36XX_HAL_LINK_IBSS_STATE; + else + link_state = WCN36XX_HAL_LINK_AP_STATE; + + wcn36xx_smd_set_link_st(wcn, vif->addr, vif->addr, + link_state); + } else { + wcn36xx_smd_set_link_st(wcn, vif->addr, vif->addr, + WCN36XX_HAL_LINK_IDLE_STATE); + wcn36xx_smd_delete_bss(wcn, vif); + } + } +out: + return; +} + +/* this is required when using IEEE80211_HW_HAS_RATE_CONTROL */ +static int wcn36xx_set_rts_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct wcn36xx *wcn = hw->priv; + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac set RTS threshold %d\n", value); + + wcn36xx_smd_update_cfg(wcn, WCN36XX_HAL_CFG_RTS_THRESHOLD, value); + return 0; +} + +static void wcn36xx_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac remove interface vif %p\n", vif); + + list_del(&vif_priv->list); + wcn36xx_smd_delete_sta_self(wcn, vif->addr); +} + +static int wcn36xx_add_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac add interface vif %p type %d\n", + vif, vif->type); + + if (!(NL80211_IFTYPE_STATION == vif->type || + NL80211_IFTYPE_AP == vif->type || + NL80211_IFTYPE_ADHOC == vif->type || + NL80211_IFTYPE_MESH_POINT == vif->type)) { + wcn36xx_warn("Unsupported interface type requested: %d\n", + vif->type); + return -EOPNOTSUPP; + } + + list_add(&vif_priv->list, &wcn->vif_list); + wcn36xx_smd_add_sta_self(wcn, vif); + + return 0; +} + +static int wcn36xx_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + struct wcn36xx_sta *sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac sta add vif %p sta %pM\n", + vif, sta->addr); + + vif_priv->sta = sta_priv; + sta_priv->vif = vif_priv; + /* + * For STA mode HW will be configured on BSS_CHANGED_ASSOC because + * at this stage AID is not available yet. + */ + if (NL80211_IFTYPE_STATION != vif->type) { + wcn36xx_update_allowed_rates(sta, WCN36XX_BAND(wcn)); + sta_priv->aid = sta->aid; + wcn36xx_smd_config_sta(wcn, vif, sta); + } + return 0; +} + +static int wcn36xx_sta_remove(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + struct wcn36xx_sta *sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac sta remove vif %p sta %pM index %d\n", + vif, sta->addr, sta_priv->sta_index); + + wcn36xx_smd_delete_sta(wcn, sta_priv->sta_index); + vif_priv->sta = NULL; + sta_priv->vif = NULL; + return 0; +} + +#ifdef CONFIG_PM + +static int wcn36xx_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wow) +{ + struct wcn36xx *wcn = hw->priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac suspend\n"); + + flush_workqueue(wcn->hal_ind_wq); + wcn36xx_smd_set_power_params(wcn, true); + return 0; +} + +static int wcn36xx_resume(struct ieee80211_hw *hw) +{ + struct wcn36xx *wcn = hw->priv; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac resume\n"); + + flush_workqueue(wcn->hal_ind_wq); + wcn36xx_smd_set_power_params(wcn, false); + return 0; +} + +#endif + +static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + enum ieee80211_ampdu_mlme_action action, + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size) +{ + struct wcn36xx *wcn = hw->priv; + struct wcn36xx_sta *sta_priv = NULL; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac ampdu action action %d tid %d\n", + action, tid); + + sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + + switch (action) { + case IEEE80211_AMPDU_RX_START: + sta_priv->tid = tid; + wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 0, + get_sta_index(vif, sta_priv)); + wcn36xx_smd_add_ba(wcn); + wcn36xx_smd_trigger_ba(wcn, get_sta_index(vif, sta_priv)); + ieee80211_start_tx_ba_session(sta, tid, 0); + break; + case IEEE80211_AMPDU_RX_STOP: + wcn36xx_smd_del_ba(wcn, tid, get_sta_index(vif, sta_priv)); + break; + case IEEE80211_AMPDU_TX_START: + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 1, + get_sta_index(vif, sta_priv)); + break; + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: + case IEEE80211_AMPDU_TX_STOP_CONT: + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + default: + wcn36xx_err("Unknown AMPDU action\n"); + } + + return 0; +} + +static const struct ieee80211_ops wcn36xx_ops = { + .start = wcn36xx_start, + .stop = wcn36xx_stop, + .add_interface = wcn36xx_add_interface, + .remove_interface = wcn36xx_remove_interface, +#ifdef CONFIG_PM + .suspend = wcn36xx_suspend, + .resume = wcn36xx_resume, +#endif + .config = wcn36xx_config, + .configure_filter = wcn36xx_configure_filter, + .tx = wcn36xx_tx, + .set_key = wcn36xx_set_key, + .sw_scan_start = wcn36xx_sw_scan_start, + .sw_scan_complete = wcn36xx_sw_scan_complete, + .bss_info_changed = wcn36xx_bss_info_changed, + .set_rts_threshold = wcn36xx_set_rts_threshold, + .sta_add = wcn36xx_sta_add, + .sta_remove = wcn36xx_sta_remove, + .ampdu_action = wcn36xx_ampdu_action, +}; + +static int wcn36xx_init_ieee80211(struct wcn36xx *wcn) +{ + int ret = 0; + + static const u32 cipher_suites[] = { + WLAN_CIPHER_SUITE_WEP40, + WLAN_CIPHER_SUITE_WEP104, + WLAN_CIPHER_SUITE_TKIP, + WLAN_CIPHER_SUITE_CCMP, + }; + + wcn->hw->flags = IEEE80211_HW_SIGNAL_DBM | + IEEE80211_HW_HAS_RATE_CONTROL | + IEEE80211_HW_SUPPORTS_PS | + IEEE80211_HW_CONNECTION_MONITOR | + IEEE80211_HW_AMPDU_AGGREGATION | + IEEE80211_HW_TIMING_BEACON_ONLY; + + wcn->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_MESH_POINT); + + wcn->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &wcn_band_2ghz; + wcn->hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &wcn_band_5ghz; + + wcn->hw->wiphy->cipher_suites = cipher_suites; + wcn->hw->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); + + wcn->hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD; + +#ifdef CONFIG_PM + wcn->hw->wiphy->wowlan = &wowlan_support; +#endif + + wcn->hw->max_listen_interval = 200; + + wcn->hw->queues = 4; + + SET_IEEE80211_DEV(wcn->hw, wcn->dev); + + wcn->hw->sta_data_size = sizeof(struct wcn36xx_sta); + wcn->hw->vif_data_size = sizeof(struct wcn36xx_vif); + + return ret; +} + +static int wcn36xx_platform_get_resources(struct wcn36xx *wcn, + struct platform_device *pdev) +{ + struct resource *res; + /* Set TX IRQ */ + res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, + "wcnss_wlantx_irq"); + if (!res) { + wcn36xx_err("failed to get tx_irq\n"); + return -ENOENT; + } + wcn->tx_irq = res->start; + + /* Set RX IRQ */ + res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, + "wcnss_wlanrx_irq"); + if (!res) { + wcn36xx_err("failed to get rx_irq\n"); + return -ENOENT; + } + wcn->rx_irq = res->start; + + /* Map the memory */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "wcnss_mmio"); + if (!res) { + wcn36xx_err("failed to get mmio\n"); + return -ENOENT; + } + wcn->mmio = ioremap(res->start, resource_size(res)); + if (!wcn->mmio) { + wcn36xx_err("failed to map io memory\n"); + return -ENOMEM; + } + return 0; +} + +static int wcn36xx_probe(struct platform_device *pdev) +{ + struct ieee80211_hw *hw; + struct wcn36xx *wcn; + int ret; + u8 addr[ETH_ALEN]; + + wcn36xx_dbg(WCN36XX_DBG_MAC, "platform probe\n"); + + hw = ieee80211_alloc_hw(sizeof(struct wcn36xx), &wcn36xx_ops); + if (!hw) { + wcn36xx_err("failed to alloc hw\n"); + ret = -ENOMEM; + goto out_err; + } + platform_set_drvdata(pdev, hw); + wcn = hw->priv; + wcn->hw = hw; + wcn->dev = &pdev->dev; + wcn->ctrl_ops = pdev->dev.platform_data; + + mutex_init(&wcn->hal_mutex); + + if (!wcn->ctrl_ops->get_hw_mac(addr)) { + wcn36xx_info("mac address: %pM\n", addr); + SET_IEEE80211_PERM_ADDR(wcn->hw, addr); + } + + ret = wcn36xx_platform_get_resources(wcn, pdev); + if (ret) + goto out_wq; + + wcn36xx_init_ieee80211(wcn); + ret = ieee80211_register_hw(wcn->hw); + if (ret) + goto out_unmap; + + return 0; + +out_unmap: + iounmap(wcn->mmio); +out_wq: + ieee80211_free_hw(hw); +out_err: + return ret; +} +static int wcn36xx_remove(struct platform_device *pdev) +{ + struct ieee80211_hw *hw = platform_get_drvdata(pdev); + struct wcn36xx *wcn = hw->priv; + wcn36xx_dbg(WCN36XX_DBG_MAC, "platform remove\n"); + + release_firmware(wcn->nv); + mutex_destroy(&wcn->hal_mutex); + + ieee80211_unregister_hw(hw); + iounmap(wcn->mmio); + ieee80211_free_hw(hw); + + return 0; +} +static const struct platform_device_id wcn36xx_platform_id_table[] = { + { + .name = "wcn36xx", + .driver_data = 0 + }, + {} +}; +MODULE_DEVICE_TABLE(platform, wcn36xx_platform_id_table); + +static struct platform_driver wcn36xx_driver = { + .probe = wcn36xx_probe, + .remove = wcn36xx_remove, + .driver = { + .name = "wcn36xx", + .owner = THIS_MODULE, + }, + .id_table = wcn36xx_platform_id_table, +}; + +static int __init wcn36xx_init(void) +{ + platform_driver_register(&wcn36xx_driver); + return 0; +} +module_init(wcn36xx_init); + +static void __exit wcn36xx_exit(void) +{ + platform_driver_unregister(&wcn36xx_driver); +} +module_exit(wcn36xx_exit); + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_AUTHOR("Eugene Krasnikov k.eugene.e@gmail.com"); +MODULE_FIRMWARE(WLAN_NV_FILE); diff --git a/drivers/net/wireless/ath/wcn36xx/pmc.c b/drivers/net/wireless/ath/wcn36xx/pmc.c new file mode 100644 index 00000000000..28b515c81b0 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/pmc.c @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include "wcn36xx.h" + +int wcn36xx_pmc_enter_bmps_state(struct wcn36xx *wcn, + struct ieee80211_vif *vif) +{ + int ret = 0; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + /* TODO: Make sure the TX chain clean */ + ret = wcn36xx_smd_enter_bmps(wcn, vif); + if (!ret) { + wcn36xx_dbg(WCN36XX_DBG_PMC, "Entered BMPS\n"); + vif_priv->pw_state = WCN36XX_BMPS; + } else { + /* + * One of the reasons why HW will not enter BMPS is because + * driver is trying to enter bmps before first beacon was + * received just after auth complete + */ + wcn36xx_err("Can not enter BMPS!\n"); + } + return ret; +} + +int wcn36xx_pmc_exit_bmps_state(struct wcn36xx *wcn, + struct ieee80211_vif *vif) +{ + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + + if (WCN36XX_BMPS != vif_priv->pw_state) { + wcn36xx_err("Not in BMPS mode, no need to exit from BMPS mode!\n"); + return -EINVAL; + } + wcn36xx_smd_exit_bmps(wcn, vif); + vif_priv->pw_state = WCN36XX_FULL_POWER; + return 0; +} + +int wcn36xx_enable_keep_alive_null_packet(struct wcn36xx *wcn, + struct ieee80211_vif *vif) +{ + wcn36xx_dbg(WCN36XX_DBG_PMC, "%s\n", __func__); + return wcn36xx_smd_keep_alive_req(wcn, vif, + WCN36XX_HAL_KEEP_ALIVE_NULL_PKT); +} diff --git a/drivers/net/wireless/ath/wcn36xx/pmc.h b/drivers/net/wireless/ath/wcn36xx/pmc.h new file mode 100644 index 00000000000..f72ed68b5a0 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/pmc.h @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WCN36XX_PMC_H_ +#define _WCN36XX_PMC_H_ + +struct wcn36xx; + +enum wcn36xx_power_state { + WCN36XX_FULL_POWER, + WCN36XX_BMPS +}; + +int wcn36xx_pmc_enter_bmps_state(struct wcn36xx *wcn, + struct ieee80211_vif *vif); +int wcn36xx_pmc_exit_bmps_state(struct wcn36xx *wcn, + struct ieee80211_vif *vif); +int wcn36xx_enable_keep_alive_null_packet(struct wcn36xx *wcn, + struct ieee80211_vif *vif); +#endif /* _WCN36XX_PMC_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c new file mode 100644 index 00000000000..63986931829 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -0,0 +1,2166 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/etherdevice.h> +#include <linux/firmware.h> +#include <linux/bitops.h> +#include "smd.h" + +static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) +{ + struct wcn36xx_hal_cfg *entry; + u32 *val; + + if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) { + wcn36xx_err("Not enough room for TLV entry\n"); + return -ENOMEM; + } + + entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len); + entry->id = id; + entry->len = sizeof(u32); + entry->pad_bytes = 0; + entry->reserve = 0; + + val = (u32 *) (entry + 1); + *val = value; + + *len += sizeof(*entry) + sizeof(u32); + + return 0; +} + +static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_bss_params *bss_params) +{ + if (IEEE80211_BAND_5GHZ == WCN36XX_BAND(wcn)) + bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; + else if (sta && sta->ht_cap.ht_supported) + bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; + else if (sta && (sta->supp_rates[IEEE80211_BAND_2GHZ] & 0x7f)) + bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; + else + bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; +} + +static inline u8 is_cap_supported(unsigned long caps, unsigned long flag) +{ + return caps & flag ? 1 : 0; +} +static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_bss_params *bss_params) +{ + if (sta && sta->ht_cap.ht_supported) { + unsigned long caps = sta->ht_cap.cap; + bss_params->ht = sta->ht_cap.ht_supported; + bss_params->tx_channel_width_set = is_cap_supported(caps, + IEEE80211_HT_CAP_SUP_WIDTH_20_40); + bss_params->lsig_tx_op_protection_full_support = + is_cap_supported(caps, + IEEE80211_HT_CAP_LSIG_TXOP_PROT); + + bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; + bss_params->lln_non_gf_coexist = + !!(vif->bss_conf.ht_operation_mode & + IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); + /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ + bss_params->dual_cts_protection = 0; + /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ + bss_params->ht20_coexist = 0; + } +} + +static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, + struct wcn36xx_hal_config_sta_params *sta_params) +{ + if (sta->ht_cap.ht_supported) { + unsigned long caps = sta->ht_cap.cap; + sta_params->ht_capable = sta->ht_cap.ht_supported; + sta_params->tx_channel_width_set = is_cap_supported(caps, + IEEE80211_HT_CAP_SUP_WIDTH_20_40); + sta_params->lsig_txop_protection = is_cap_supported(caps, + IEEE80211_HT_CAP_LSIG_TXOP_PROT); + + sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; + sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; + sta_params->max_amsdu_size = is_cap_supported(caps, + IEEE80211_HT_CAP_MAX_AMSDU); + sta_params->sgi_20Mhz = is_cap_supported(caps, + IEEE80211_HT_CAP_SGI_20); + sta_params->sgi_40mhz = is_cap_supported(caps, + IEEE80211_HT_CAP_SGI_40); + sta_params->green_field_capable = is_cap_supported(caps, + IEEE80211_HT_CAP_GRN_FLD); + sta_params->delayed_ba_support = is_cap_supported(caps, + IEEE80211_HT_CAP_DELAY_BA); + sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps, + IEEE80211_HT_CAP_DSSSCCK40); + } +} + +static void wcn36xx_smd_set_sta_default_ht_params( + struct wcn36xx_hal_config_sta_params *sta_params) +{ + sta_params->ht_capable = 1; + sta_params->tx_channel_width_set = 1; + sta_params->lsig_txop_protection = 1; + sta_params->max_ampdu_size = 3; + sta_params->max_ampdu_density = 5; + sta_params->max_amsdu_size = 0; + sta_params->sgi_20Mhz = 1; + sta_params->sgi_40mhz = 1; + sta_params->green_field_capable = 1; + sta_params->delayed_ba_support = 0; + sta_params->dsss_cck_mode_40mhz = 1; +} + +static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + struct wcn36xx_hal_config_sta_params *sta_params) +{ + struct wcn36xx_vif *priv_vif = (struct wcn36xx_vif *)vif->drv_priv; + struct wcn36xx_sta *priv_sta = NULL; + if (vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) { + sta_params->type = 1; + sta_params->sta_index = 0xFF; + } else { + sta_params->type = 0; + sta_params->sta_index = 1; + } + + sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); + + /* + * In STA mode ieee80211_sta contains bssid and ieee80211_vif + * contains our mac address. In AP mode we are bssid so vif + * contains bssid and ieee80211_sta contains mac. + */ + if (NL80211_IFTYPE_STATION == vif->type) + memcpy(&sta_params->mac, vif->addr, ETH_ALEN); + else + memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); + + sta_params->encrypt_type = priv_vif->encrypt_type; + sta_params->short_preamble_supported = + !(WCN36XX_FLAGS(wcn) & + IEEE80211_HW_2GHZ_SHORT_PREAMBLE_INCAPABLE); + + sta_params->rifs_mode = 0; + sta_params->rmf = 0; + sta_params->action = 0; + sta_params->uapsd = 0; + sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; + sta_params->max_ampdu_duration = 0; + sta_params->bssid_index = priv_vif->bss_index; + sta_params->p2p = 0; + + if (sta) { + priv_sta = (struct wcn36xx_sta *)sta->drv_priv; + if (NL80211_IFTYPE_STATION == vif->type) + memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); + else + memcpy(&sta_params->mac, sta->addr, ETH_ALEN); + sta_params->wmm_enabled = sta->wme; + sta_params->max_sp_len = sta->max_sp; + sta_params->aid = priv_sta->aid; + wcn36xx_smd_set_sta_ht_params(sta, sta_params); + memcpy(&sta_params->supported_rates, &priv_sta->supported_rates, + sizeof(priv_sta->supported_rates)); + } else { + wcn36xx_set_default_rates(&sta_params->supported_rates); + wcn36xx_smd_set_sta_default_ht_params(sta_params); + } +} + +static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) +{ + int ret = 0; + unsigned long start; + wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len); + + init_completion(&wcn->hal_rsp_compl); + start = jiffies; + ret = wcn->ctrl_ops->tx(wcn->hal_buf, len); + if (ret) { + wcn36xx_err("HAL TX failed\n"); + goto out; + } + if (wait_for_completion_timeout(&wcn->hal_rsp_compl, + msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) { + wcn36xx_err("Timeout! No SMD response in %dms\n", + HAL_MSG_TIMEOUT); + ret = -ETIME; + goto out; + } + wcn36xx_dbg(WCN36XX_DBG_SMD, "SMD command completed in %dms", + jiffies_to_msecs(jiffies - start)); +out: + return ret; +} + +#define INIT_HAL_MSG(msg_body, type) \ + do { \ + memset(&msg_body, 0, sizeof(msg_body)); \ + msg_body.header.msg_type = type; \ + msg_body.header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ + msg_body.header.len = sizeof(msg_body); \ + } while (0) \ + +#define PREPARE_HAL_BUF(send_buf, msg_body) \ + do { \ + memset(send_buf, 0, msg_body.header.len); \ + memcpy(send_buf, &msg_body, sizeof(msg_body)); \ + } while (0) \ + +static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) +{ + struct wcn36xx_fw_msg_status_rsp *rsp; + + if (len < sizeof(struct wcn36xx_hal_msg_header) + + sizeof(struct wcn36xx_fw_msg_status_rsp)) + return -EIO; + + rsp = (struct wcn36xx_fw_msg_status_rsp *) + (buf + sizeof(struct wcn36xx_hal_msg_header)); + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) + return rsp->status; + + return 0; +} + +int wcn36xx_smd_load_nv(struct wcn36xx *wcn) +{ + struct nv_data *nv_d; + struct wcn36xx_hal_nv_img_download_req_msg msg_body; + int fw_bytes_left; + int ret; + u16 fm_offset = 0; + + if (!wcn->nv) { + ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev); + if (ret) { + wcn36xx_err("Failed to load nv file %s: %d\n", + WLAN_NV_FILE, ret); + goto out; + } + } + + nv_d = (struct nv_data *)wcn->nv->data; + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); + + msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; + + msg_body.frag_number = 0; + /* hal_buf must be protected with mutex */ + mutex_lock(&wcn->hal_mutex); + + do { + fw_bytes_left = wcn->nv->size - fm_offset - 4; + if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { + msg_body.last_fragment = 0; + msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; + } else { + msg_body.last_fragment = 1; + msg_body.nv_img_buffer_size = fw_bytes_left; + + /* Do not forget update general message len */ + msg_body.header.len = sizeof(msg_body) + fw_bytes_left; + + } + + /* Add load NV request message header */ + memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body)); + + /* Add NV body itself */ + memcpy(wcn->hal_buf + sizeof(msg_body), + &nv_d->table + fm_offset, + msg_body.nv_img_buffer_size); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) + goto out_unlock; + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, + wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_load_nv response failed err=%d\n", + ret); + goto out_unlock; + } + msg_body.frag_number++; + fm_offset += WCN36XX_NV_FRAGMENT_SIZE; + + } while (msg_body.last_fragment != 1); + +out_unlock: + mutex_unlock(&wcn->hal_mutex); +out: return ret; +} + +static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_mac_start_rsp_msg *rsp; + + if (len < sizeof(*rsp)) + return -EIO; + + rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) + return -EIO; + + memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, + WCN36XX_HAL_VERSION_LENGTH); + memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, + WCN36XX_HAL_VERSION_LENGTH); + + /* null terminate the strings, just in case */ + wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; + wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; + + wcn->fw_revision = rsp->start_rsp_params.version.revision; + wcn->fw_version = rsp->start_rsp_params.version.version; + wcn->fw_minor = rsp->start_rsp_params.version.minor; + wcn->fw_major = rsp->start_rsp_params.version.major; + + wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", + wcn->wlan_version, wcn->crm_version); + + wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", + wcn->fw_major, wcn->fw_minor, + wcn->fw_version, wcn->fw_revision, + rsp->start_rsp_params.stations, + rsp->start_rsp_params.bssids); + + return 0; +} + +int wcn36xx_smd_start(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_mac_start_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); + + msg_body.params.type = DRIVER_TYPE_PRODUCTION; + msg_body.params.len = 0; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", + msg_body.params.type); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_start failed\n"); + goto out; + } + + ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_start response failed err=%d\n", ret); + goto out; + } + +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_stop(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_mac_stop_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); + + msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_stop failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_stop response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode) +{ + struct wcn36xx_hal_init_scan_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); + + msg_body.mode = mode; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_init_scan failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_init_scan response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_start_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_start_scan_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); + + msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", + msg_body.scan_channel); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_start_scan failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_start_scan response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_end_scan(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_end_scan_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); + + msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", + msg_body.scan_channel); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_end_scan failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_end_scan response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, + enum wcn36xx_hal_sys_mode mode) +{ + struct wcn36xx_hal_finish_scan_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); + + msg_body.mode = mode; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", + msg_body.mode); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_finish_scan failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_switch_channel_rsp_msg *rsp; + int ret = 0; + + ret = wcn36xx_smd_rsp_status_check(buf, len); + if (ret) + return ret; + rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; + wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", + rsp->channel_number, rsp->status); + return ret; +} + +int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, + struct ieee80211_vif *vif, int ch) +{ + struct wcn36xx_hal_switch_channel_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); + + msg_body.channel_number = (u8)ch; + msg_body.tx_mgmt_power = 0xbf; + msg_body.max_tx_power = 0xbf; + memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_switch_channel failed\n"); + goto out; + } + ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_switch_channel response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_update_scan_params_resp *rsp; + + rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; + + /* Remove the PNO version bit */ + rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); + + if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { + wcn36xx_warn("error response from update scan\n"); + return rsp->status; + } + + return 0; +} + +int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_update_scan_params_req msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); + + msg_body.dot11d_enabled = 0; + msg_body.dot11d_resolved = 0; + msg_body.channel_count = 26; + msg_body.active_min_ch_time = 60; + msg_body.active_max_ch_time = 120; + msg_body.passive_min_ch_time = 60; + msg_body.passive_max_ch_time = 110; + msg_body.state = 0; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal update scan params channel_count %d\n", + msg_body.channel_count); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_update_scan_params failed\n"); + goto out; + } + ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf, + wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_update_scan_params response failed err=%d\n", + ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + void *buf, + size_t len) +{ + struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; + struct wcn36xx_vif *priv_vif = (struct wcn36xx_vif *)vif->drv_priv; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; + + if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal add sta self failure: %d\n", + rsp->status); + return rsp->status; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal add sta self status %d self_sta_index %d dpu_index %d\n", + rsp->status, rsp->self_sta_index, rsp->dpu_index); + + priv_vif->self_sta_index = rsp->self_sta_index; + priv_vif->self_dpu_desc_index = rsp->dpu_index; + + return 0; +} + +int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif) +{ + struct wcn36xx_hal_add_sta_self_req msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); + + memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal add sta self self_addr %pM status %d\n", + msg_body.self_addr, msg_body.status); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_add_sta_self failed\n"); + goto out; + } + ret = wcn36xx_smd_add_sta_self_rsp(wcn, + vif, + wcn->hal_buf, + wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) +{ + struct wcn36xx_hal_del_sta_self_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); + + memcpy(&msg_body.self_addr, addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_delete_sta_self failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_delete_sta_self response failed err=%d\n", + ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) +{ + struct wcn36xx_hal_delete_sta_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); + + msg_body.sta_index = sta_index; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal delete sta sta_index %d\n", + msg_body.sta_index); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_delete_sta failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_delete_sta response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_join_rsp(void *buf, size_t len) +{ + struct wcn36xx_hal_join_rsp_msg *rsp; + + if (wcn36xx_smd_rsp_status_check(buf, len)) + return -EIO; + + rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal rsp join status %d tx_mgmt_power %d\n", + rsp->status, rsp->tx_mgmt_power); + + return 0; +} + +int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) +{ + struct wcn36xx_hal_join_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); + + memcpy(&msg_body.bssid, bssid, ETH_ALEN); + memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); + msg_body.channel = ch; + + if (conf_is_ht40_minus(&wcn->hw->conf)) + msg_body.secondary_channel_offset = + PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; + else if (conf_is_ht40_plus(&wcn->hw->conf)) + msg_body.secondary_channel_offset = + PHY_DOUBLE_CHANNEL_LOW_PRIMARY; + else + msg_body.secondary_channel_offset = + PHY_SINGLE_CHANNEL_CENTERED; + + msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; + + msg_body.max_tx_power = 0xbf; + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", + msg_body.bssid, msg_body.self_sta_mac_addr, + msg_body.channel, msg_body.link_state); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_join failed\n"); + goto out; + } + ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_join response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, + const u8 *sta_mac, + enum wcn36xx_hal_link_state state) +{ + struct wcn36xx_hal_set_link_state_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); + + memcpy(&msg_body.bssid, bssid, ETH_ALEN); + memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); + msg_body.state = state; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal set link state bssid %pM self_mac_addr %pM state %d\n", + msg_body.bssid, msg_body.self_mac_addr, msg_body.state); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_set_link_st failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_set_link_st response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_sta_params *orig, + struct wcn36xx_hal_config_sta_params_v1 *v1) +{ + /* convert orig to v1 format */ + memcpy(&v1->bssid, orig->bssid, ETH_ALEN); + memcpy(&v1->mac, orig->mac, ETH_ALEN); + v1->aid = orig->aid; + v1->type = orig->type; + v1->listen_interval = orig->listen_interval; + v1->ht_capable = orig->ht_capable; + + v1->max_ampdu_size = orig->max_ampdu_size; + v1->max_ampdu_density = orig->max_ampdu_density; + v1->sgi_40mhz = orig->sgi_40mhz; + v1->sgi_20Mhz = orig->sgi_20Mhz; + + memcpy(&v1->supported_rates, &orig->supported_rates, + sizeof(orig->supported_rates)); + v1->sta_index = orig->sta_index; +} + +static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + void *buf, + size_t len) +{ + struct wcn36xx_hal_config_sta_rsp_msg *rsp; + struct config_sta_rsp_params *params; + struct wcn36xx_sta *sta_priv = (struct wcn36xx_sta *)sta->drv_priv; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; + params = &rsp->params; + + if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal config sta response failure: %d\n", + params->status); + return -EIO; + } + + sta_priv->sta_index = params->sta_index; + sta_priv->dpu_desc_index = params->dpu_index; + sta_priv->ucast_dpu_sign = params->uc_ucast_sig; + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n", + params->status, params->sta_index, params->bssid_index, + params->uc_ucast_sig, params->p2p); + + return 0; +} + +static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_sta_req_msg *orig) +{ + struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; + struct wcn36xx_hal_config_sta_params_v1 *sta = &msg_body.sta_params; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); + + wcn36xx_smd_convert_sta_to_v1(wcn, &orig->sta_params, + &msg_body.sta_params); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", + sta->action, sta->sta_index, sta->bssid_index, + sta->bssid, sta->type, sta->mac, sta->aid); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + +int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct wcn36xx_hal_config_sta_req_msg msg; + struct wcn36xx_hal_config_sta_params *sta_params; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); + + sta_params = &msg.sta_params; + + wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); + + if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { + ret = wcn36xx_smd_config_sta_v1(wcn, &msg); + } else { + PREPARE_HAL_BUF(wcn->hal_buf, msg); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", + sta_params->action, sta_params->sta_index, + sta_params->bssid_index, sta_params->bssid, + sta_params->type, sta_params->mac, sta_params->aid); + + ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); + } + if (ret) { + wcn36xx_err("Sending hal_config_sta failed\n"); + goto out; + } + ret = wcn36xx_smd_config_sta_rsp(wcn, + sta, + wcn->hal_buf, + wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_config_sta response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, + const struct wcn36xx_hal_config_bss_req_msg *orig) +{ + struct wcn36xx_hal_config_bss_req_msg_v1 msg_body; + struct wcn36xx_hal_config_bss_params_v1 *bss = &msg_body.bss_params; + struct wcn36xx_hal_config_sta_params_v1 *sta = &bss->sta; + + INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_BSS_REQ); + + /* convert orig to v1 */ + memcpy(&msg_body.bss_params.bssid, + &orig->bss_params.bssid, ETH_ALEN); + memcpy(&msg_body.bss_params.self_mac_addr, + &orig->bss_params.self_mac_addr, ETH_ALEN); + + msg_body.bss_params.bss_type = orig->bss_params.bss_type; + msg_body.bss_params.oper_mode = orig->bss_params.oper_mode; + msg_body.bss_params.nw_type = orig->bss_params.nw_type; + + msg_body.bss_params.short_slot_time_supported = + orig->bss_params.short_slot_time_supported; + msg_body.bss_params.lla_coexist = orig->bss_params.lla_coexist; + msg_body.bss_params.llb_coexist = orig->bss_params.llb_coexist; + msg_body.bss_params.llg_coexist = orig->bss_params.llg_coexist; + msg_body.bss_params.ht20_coexist = orig->bss_params.ht20_coexist; + msg_body.bss_params.lln_non_gf_coexist = + orig->bss_params.lln_non_gf_coexist; + + msg_body.bss_params.lsig_tx_op_protection_full_support = + orig->bss_params.lsig_tx_op_protection_full_support; + msg_body.bss_params.rifs_mode = orig->bss_params.rifs_mode; + msg_body.bss_params.beacon_interval = orig->bss_params.beacon_interval; + msg_body.bss_params.dtim_period = orig->bss_params.dtim_period; + msg_body.bss_params.tx_channel_width_set = + orig->bss_params.tx_channel_width_set; + msg_body.bss_params.oper_channel = orig->bss_params.oper_channel; + msg_body.bss_params.ext_channel = orig->bss_params.ext_channel; + + msg_body.bss_params.reserved = orig->bss_params.reserved; + + memcpy(&msg_body.bss_params.ssid, + &orig->bss_params.ssid, + sizeof(orig->bss_params.ssid)); + + msg_body.bss_params.action = orig->bss_params.action; + msg_body.bss_params.rateset = orig->bss_params.rateset; + msg_body.bss_params.ht = orig->bss_params.ht; + msg_body.bss_params.obss_prot_enabled = + orig->bss_params.obss_prot_enabled; + msg_body.bss_params.rmf = orig->bss_params.rmf; + msg_body.bss_params.ht_oper_mode = orig->bss_params.ht_oper_mode; + msg_body.bss_params.dual_cts_protection = + orig->bss_params.dual_cts_protection; + + msg_body.bss_params.max_probe_resp_retry_limit = + orig->bss_params.max_probe_resp_retry_limit; + msg_body.bss_params.hidden_ssid = orig->bss_params.hidden_ssid; + msg_body.bss_params.proxy_probe_resp = + orig->bss_params.proxy_probe_resp; + msg_body.bss_params.edca_params_valid = + orig->bss_params.edca_params_valid; + + memcpy(&msg_body.bss_params.acbe, + &orig->bss_params.acbe, + sizeof(orig->bss_params.acbe)); + memcpy(&msg_body.bss_params.acbk, + &orig->bss_params.acbk, + sizeof(orig->bss_params.acbk)); + memcpy(&msg_body.bss_params.acvi, + &orig->bss_params.acvi, + sizeof(orig->bss_params.acvi)); + memcpy(&msg_body.bss_params.acvo, + &orig->bss_params.acvo, + sizeof(orig->bss_params.acvo)); + + msg_body.bss_params.ext_set_sta_key_param_valid = + orig->bss_params.ext_set_sta_key_param_valid; + + memcpy(&msg_body.bss_params.ext_set_sta_key_param, + &orig->bss_params.ext_set_sta_key_param, + sizeof(orig->bss_params.acvo)); + + msg_body.bss_params.wcn36xx_hal_persona = + orig->bss_params.wcn36xx_hal_persona; + msg_body.bss_params.spectrum_mgt_enable = + orig->bss_params.spectrum_mgt_enable; + msg_body.bss_params.tx_mgmt_power = orig->bss_params.tx_mgmt_power; + msg_body.bss_params.max_tx_power = orig->bss_params.max_tx_power; + + wcn36xx_smd_convert_sta_to_v1(wcn, &orig->bss_params.sta, + &msg_body.bss_params.sta); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", + bss->bssid, bss->self_mac_addr, bss->bss_type, + bss->oper_mode, bss->nw_type); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", + sta->bssid, sta->action, sta->sta_index, + sta->bssid_index, sta->aid, sta->type, sta->mac); + + return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); +} + + +static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + void *buf, + size_t len) +{ + struct wcn36xx_hal_config_bss_rsp_msg *rsp; + struct wcn36xx_hal_config_bss_rsp_params *params; + struct wcn36xx_vif *priv_vif = (struct wcn36xx_vif *)vif->drv_priv; + + if (len < sizeof(*rsp)) + return -EINVAL; + + rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; + params = &rsp->bss_rsp_params; + + if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { + wcn36xx_warn("hal config bss response failure: %d\n", + params->status); + return -EIO; + } + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" + " sta_idx %d self_idx %d bcast_idx %d mac %pM" + " power %d ucast_dpu_signature %d\n", + params->status, params->bss_index, params->dpu_desc_index, + params->bss_sta_index, params->bss_self_sta_index, + params->bss_bcast_sta_idx, params->mac, + params->tx_mgmt_power, params->ucast_dpu_signature); + + priv_vif->bss_index = params->bss_index; + + if (priv_vif->sta) { + priv_vif->sta->bss_sta_index = params->bss_sta_index; + priv_vif->sta->bss_dpu_desc_index = params->dpu_desc_index; + } + + priv_vif->self_ucast_dpu_sign = params->ucast_dpu_signature; + + return 0; +} + +int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, const u8 *bssid, + bool update) +{ + struct wcn36xx_hal_config_bss_req_msg msg; + struct wcn36xx_hal_config_bss_params *bss; + struct wcn36xx_hal_config_sta_params *sta_params; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_BSS_REQ); + + bss = &msg.bss_params; + sta_params = &bss->sta; + + WARN_ON(is_zero_ether_addr(bssid)); + + memcpy(&bss->bssid, bssid, ETH_ALEN); + + memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN); + + if (vif->type == NL80211_IFTYPE_STATION) { + bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; + + /* STA */ + bss->oper_mode = 1; + bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; + } else if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) { + bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; + + /* AP */ + bss->oper_mode = 0; + bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; + } else if (vif->type == NL80211_IFTYPE_ADHOC) { + bss->bss_type = WCN36XX_HAL_IBSS_MODE; + + /* STA */ + bss->oper_mode = 1; + } else { + wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); + } + + if (vif->type == NL80211_IFTYPE_STATION) + wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); + else + bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; + + bss->short_slot_time_supported = vif->bss_conf.use_short_slot; + bss->lla_coexist = 0; + bss->llb_coexist = 0; + bss->llg_coexist = 0; + bss->rifs_mode = 0; + bss->beacon_interval = vif->bss_conf.beacon_int; + bss->dtim_period = vif_priv->dtim_period; + + wcn36xx_smd_set_bss_ht_params(vif, sta, bss); + + bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); + + if (conf_is_ht40_minus(&wcn->hw->conf)) + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; + else if (conf_is_ht40_plus(&wcn->hw->conf)) + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; + else + bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; + + bss->reserved = 0; + wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); + + /* wcn->ssid is only valid in AP and IBSS mode */ + bss->ssid.length = vif_priv->ssid.length; + memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length); + + bss->obss_prot_enabled = 0; + bss->rmf = 0; + bss->max_probe_resp_retry_limit = 0; + bss->hidden_ssid = vif->bss_conf.hidden_ssid; + bss->proxy_probe_resp = 0; + bss->edca_params_valid = 0; + + /* FIXME: set acbe, acbk, acvi and acvo */ + + bss->ext_set_sta_key_param_valid = 0; + + /* FIXME: set ext_set_sta_key_param */ + + bss->spectrum_mgt_enable = 0; + bss->tx_mgmt_power = 0; + bss->max_tx_power = WCN36XX_MAX_POWER(wcn); + + bss->action = update; + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", + bss->bssid, bss->self_mac_addr, bss->bss_type, + bss->oper_mode, bss->nw_type); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", + sta_params->bssid, sta_params->action, + sta_params->sta_index, sta_params->bssid_index, + sta_params->aid, sta_params->type, + sta_params->mac); + + if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { + ret = wcn36xx_smd_config_bss_v1(wcn, &msg); + } else { + PREPARE_HAL_BUF(wcn->hal_buf, msg); + + ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); + } + if (ret) { + wcn36xx_err("Sending hal_config_bss failed\n"); + goto out; + } + ret = wcn36xx_smd_config_bss_rsp(wcn, + vif, + wcn->hal_buf, + wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_config_bss response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif) +{ + struct wcn36xx_hal_delete_bss_req_msg msg_body; + struct wcn36xx_vif *priv_vif = (struct wcn36xx_vif *)vif->drv_priv; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); + + msg_body.bss_index = priv_vif->bss_index; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_delete_bss failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_delete_bss response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct sk_buff *skb_beacon, u16 tim_off, + u16 p2p_off) +{ + struct wcn36xx_hal_send_beacon_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); + + /* TODO need to find out why this is needed? */ + msg_body.beacon_length = skb_beacon->len + 6; + + if (BEACON_TEMPLATE_SIZE > msg_body.beacon_length) { + memcpy(&msg_body.beacon, &skb_beacon->len, sizeof(u32)); + memcpy(&(msg_body.beacon[4]), skb_beacon->data, + skb_beacon->len); + } else { + wcn36xx_err("Beacon is to big: beacon size=%d\n", + msg_body.beacon_length); + ret = -ENOMEM; + goto out; + } + memcpy(msg_body.bssid, vif->addr, ETH_ALEN); + + /* TODO need to find out why this is needed? */ + if (vif->type == NL80211_IFTYPE_MESH_POINT) + /* mesh beacon don't need this, so push further down */ + msg_body.tim_ie_offset = 256; + else + msg_body.tim_ie_offset = tim_off+4; + msg_body.p2p_ie_offset = p2p_off; + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal send beacon beacon_length %d\n", + msg_body.beacon_length); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_send_beacon failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_send_beacon response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + struct sk_buff *skb) +{ + struct wcn36xx_hal_send_probe_resp_req_msg msg; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); + + if (skb->len > BEACON_TEMPLATE_SIZE) { + wcn36xx_warn("probe response template is too big: %d\n", + skb->len); + ret = -E2BIG; + goto out; + } + + msg.probe_resp_template_len = skb->len; + memcpy(&msg.probe_resp_template, skb->data, skb->len); + + memcpy(msg.bssid, vif->addr, ETH_ALEN); + + PREPARE_HAL_BUF(wcn->hal_buf, msg); + + wcn36xx_dbg(WCN36XX_DBG_HAL, + "hal update probe rsp len %d bssid %pM\n", + msg.probe_resp_template_len, msg.bssid); + + ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); + if (ret) { + wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n", + ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key, + u8 sta_index) +{ + struct wcn36xx_hal_set_sta_key_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); + + msg_body.set_sta_key_params.sta_index = sta_index; + msg_body.set_sta_key_params.enc_type = enc_type; + + msg_body.set_sta_key_params.key[0].id = keyidx; + msg_body.set_sta_key_params.key[0].unicast = 1; + msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; + msg_body.set_sta_key_params.key[0].pae_role = 0; + msg_body.set_sta_key_params.key[0].length = keylen; + memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); + msg_body.set_sta_key_params.single_tid_rc = 1; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_set_stakey failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_set_stakey response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key) +{ + struct wcn36xx_hal_set_bss_key_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); + msg_body.bss_idx = 0; + msg_body.enc_type = enc_type; + msg_body.num_keys = 1; + msg_body.keys[0].id = keyidx; + msg_body.keys[0].unicast = 0; + msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; + msg_body.keys[0].pae_role = 0; + msg_body.keys[0].length = keylen; + memcpy(msg_body.keys[0].key, key, keylen); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_set_bsskey failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 sta_index) +{ + struct wcn36xx_hal_remove_sta_key_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); + + msg_body.sta_idx = sta_index; + msg_body.enc_type = enc_type; + msg_body.key_id = keyidx; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_remove_stakey failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx) +{ + struct wcn36xx_hal_remove_bss_key_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); + msg_body.bss_idx = 0; + msg_body.enc_type = enc_type; + msg_body.key_id = keyidx; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_remove_bsskey failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) +{ + struct wcn36xx_hal_enter_bmps_req_msg msg_body; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ); + + msg_body.bss_index = vif_priv->bss_index; + msg_body.tbtt = vif->bss_conf.sync_tsf; + msg_body.dtim_period = vif_priv->dtim_period; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_enter_bmps failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) +{ + struct wcn36xx_hal_enter_bmps_req_msg msg_body; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); + + msg_body.bss_index = vif_priv->bss_index; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_exit_bmps failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} +int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim) +{ + struct wcn36xx_hal_set_power_params_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ); + + /* + * When host is down ignore every second dtim + */ + if (ignore_dtim) { + msg_body.ignore_dtim = 1; + msg_body.dtim_period = 2; + } + msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_set_power_params failed\n"); + goto out; + } + +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} +/* Notice: This function should be called after associated, or else it + * will be invalid + */ +int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + int packet_type) +{ + struct wcn36xx_hal_keep_alive_req_msg msg_body; + struct wcn36xx_vif *vif_priv = (struct wcn36xx_vif *)vif->drv_priv; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); + + if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { + msg_body.bss_index = vif_priv->bss_index; + msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; + msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; + } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { + /* TODO: it also support ARP response type */ + } else { + wcn36xx_warn("unknow keep alive packet type %d\n", packet_type); + ret = -EINVAL; + goto out; + } + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_keep_alive failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_keep_alive response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, + u32 arg3, u32 arg4, u32 arg5) +{ + struct wcn36xx_hal_dump_cmd_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); + + msg_body.arg1 = arg1; + msg_body.arg2 = arg2; + msg_body.arg3 = arg3; + msg_body.arg4 = arg4; + msg_body.arg5 = arg5; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_dump_cmd failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + bitmap[arr_idx] |= (1 << bit_idx); +} + +int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + int ret = 0; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return -EINVAL; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + ret = (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; + return ret; +} + +void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) +{ + int arr_idx, bit_idx; + + if (cap < 0 || cap > 127) { + wcn36xx_warn("error cap idx %d\n", cap); + return; + } + + arr_idx = cap / 32; + bit_idx = cap % 32; + bitmap[arr_idx] &= ~(1 << bit_idx); +} + +int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_feat_caps_msg msg_body, *rsp; + int ret = 0, i; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); + + set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_feature_caps_exchange failed\n"); + goto out; + } + if (wcn->hal_rsp_len != sizeof(*rsp)) { + wcn36xx_err("Invalid hal_feature_caps_exchange response"); + goto out; + } + + rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf; + + for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++) + wcn->fw_feat_caps[i] = rsp->feat_caps[i]; +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + u16 tid, + u16 *ssn, + u8 direction, + u8 sta_index) +{ + struct wcn36xx_hal_add_ba_session_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); + + msg_body.sta_index = sta_index; + memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); + msg_body.dialog_token = 0x10; + msg_body.tid = tid; + + /* Immediate BA because Delayed BA is not supported */ + msg_body.policy = 1; + msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; + msg_body.timeout = 0; + if (ssn) + msg_body.ssn = *ssn; + msg_body.direction = direction; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_add_ba_session failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_add_ba(struct wcn36xx *wcn) +{ + struct wcn36xx_hal_add_ba_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); + + msg_body.session_id = 0; + msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_add_ba failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_add_ba response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index) +{ + struct wcn36xx_hal_del_ba_req_msg msg_body; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); + + msg_body.sta_index = sta_index; + msg_body.tid = tid; + msg_body.direction = 0; + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_del_ba failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_del_ba response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index) +{ + struct wcn36xx_hal_trigger_ba_req_msg msg_body; + struct wcn36xx_hal_trigger_ba_req_candidate *candidate; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); + + msg_body.session_id = 0; + msg_body.candidate_cnt = 1; + msg_body.header.len += sizeof(*candidate); + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *) + (wcn->hal_buf + sizeof(msg_body)); + candidate->sta_index = sta_index; + candidate->tid_bitmap = 1; + + ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); + if (ret) { + wcn36xx_err("Sending hal_trigger_ba failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} + +static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Bad TX complete indication\n"); + return -EIO; + } + + wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); + + return 0; +} + +static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf; + struct ieee80211_vif *vif = NULL; + struct wcn36xx_vif *tmp; + + /* Old FW does not have bss index */ + if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { + list_for_each_entry(tmp, &wcn->vif_list, list) { + wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", + tmp->bss_index); + vif = container_of((void *)tmp, + struct ieee80211_vif, + drv_priv); + ieee80211_connection_loss(vif); + } + return 0; + } + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Corrupted missed beacon indication\n"); + return -EIO; + } + + list_for_each_entry(tmp, &wcn->vif_list, list) { + if (tmp->bss_index == rsp->bss_index) { + wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", + rsp->bss_index); + vif = container_of((void *)tmp, + struct ieee80211_vif, + drv_priv); + ieee80211_connection_loss(vif); + return 0; + } + } + + wcn36xx_warn("BSS index %d not found\n", rsp->bss_index); + return -ENOENT; +} + +static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, + void *buf, + size_t len) +{ + struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; + struct wcn36xx_vif *tmp; + struct ieee80211_sta *sta = NULL; + + if (len != sizeof(*rsp)) { + wcn36xx_warn("Corrupted delete sta indication\n"); + return -EIO; + } + + list_for_each_entry(tmp, &wcn->vif_list, list) { + if (sta && (tmp->sta->sta_index == rsp->sta_id)) { + sta = container_of((void *)tmp->sta, + struct ieee80211_sta, + drv_priv); + wcn36xx_dbg(WCN36XX_DBG_HAL, + "delete station indication %pM index %d\n", + rsp->addr2, + rsp->sta_id); + ieee80211_report_low_ack(sta, 0); + return 0; + } + } + + wcn36xx_warn("STA with addr %pM and index %d not found\n", + rsp->addr2, + rsp->sta_id); + return -ENOENT; +} + +int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) +{ + struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; + size_t len; + int ret = 0; + + mutex_lock(&wcn->hal_mutex); + INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); + + PREPARE_HAL_BUF(wcn->hal_buf, msg_body); + + body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf; + len = msg_body.header.len; + + put_cfg_tlv_u32(wcn, &len, cfg_id, value); + body->header.len = len; + body->len = len - sizeof(*body); + + ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); + if (ret) { + wcn36xx_err("Sending hal_update_cfg failed\n"); + goto out; + } + ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); + if (ret) { + wcn36xx_err("hal_update_cfg response failed err=%d\n", ret); + goto out; + } +out: + mutex_unlock(&wcn->hal_mutex); + return ret; +} +static void wcn36xx_smd_rsp_process(struct wcn36xx *wcn, void *buf, size_t len) +{ + struct wcn36xx_hal_msg_header *msg_header = buf; + struct wcn36xx_hal_ind_msg *msg_ind; + wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); + + switch (msg_header->msg_type) { + case WCN36XX_HAL_START_RSP: + case WCN36XX_HAL_CONFIG_STA_RSP: + case WCN36XX_HAL_CONFIG_BSS_RSP: + case WCN36XX_HAL_ADD_STA_SELF_RSP: + case WCN36XX_HAL_STOP_RSP: + case WCN36XX_HAL_DEL_STA_SELF_RSP: + case WCN36XX_HAL_DELETE_STA_RSP: + case WCN36XX_HAL_INIT_SCAN_RSP: + case WCN36XX_HAL_START_SCAN_RSP: + case WCN36XX_HAL_END_SCAN_RSP: + case WCN36XX_HAL_FINISH_SCAN_RSP: + case WCN36XX_HAL_DOWNLOAD_NV_RSP: + case WCN36XX_HAL_DELETE_BSS_RSP: + case WCN36XX_HAL_SEND_BEACON_RSP: + case WCN36XX_HAL_SET_LINK_ST_RSP: + case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: + case WCN36XX_HAL_SET_BSSKEY_RSP: + case WCN36XX_HAL_SET_STAKEY_RSP: + case WCN36XX_HAL_RMV_STAKEY_RSP: + case WCN36XX_HAL_RMV_BSSKEY_RSP: + case WCN36XX_HAL_ENTER_BMPS_RSP: + case WCN36XX_HAL_SET_POWER_PARAMS_RSP: + case WCN36XX_HAL_EXIT_BMPS_RSP: + case WCN36XX_HAL_KEEP_ALIVE_RSP: + case WCN36XX_HAL_DUMP_COMMAND_RSP: + case WCN36XX_HAL_ADD_BA_SESSION_RSP: + case WCN36XX_HAL_ADD_BA_RSP: + case WCN36XX_HAL_DEL_BA_RSP: + case WCN36XX_HAL_TRIGGER_BA_RSP: + case WCN36XX_HAL_UPDATE_CFG_RSP: + case WCN36XX_HAL_JOIN_RSP: + case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: + case WCN36XX_HAL_CH_SWITCH_RSP: + case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: + memcpy(wcn->hal_buf, buf, len); + wcn->hal_rsp_len = len; + complete(&wcn->hal_rsp_compl); + break; + + case WCN36XX_HAL_OTA_TX_COMPL_IND: + case WCN36XX_HAL_MISSED_BEACON_IND: + case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: + msg_ind = kmalloc(sizeof(*msg_ind), GFP_KERNEL); + if (!msg_ind) + goto nomem; + msg_ind->msg_len = len; + msg_ind->msg = kmemdup(buf, len, GFP_KERNEL); + if (!msg_ind->msg) { + kfree(msg_ind); +nomem: + /* + * FIXME: Do something smarter then just + * printing an error. + */ + wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", + msg_header->msg_type); + break; + } + mutex_lock(&wcn->hal_ind_mutex); + list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); + queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); + mutex_unlock(&wcn->hal_ind_mutex); + wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); + break; + default: + wcn36xx_err("SMD_EVENT (%d) not supported\n", + msg_header->msg_type); + } +} +static void wcn36xx_ind_smd_work(struct work_struct *work) +{ + struct wcn36xx *wcn = + container_of(work, struct wcn36xx, hal_ind_work); + struct wcn36xx_hal_msg_header *msg_header; + struct wcn36xx_hal_ind_msg *hal_ind_msg; + + mutex_lock(&wcn->hal_ind_mutex); + + hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, + struct wcn36xx_hal_ind_msg, + list); + + msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; + + switch (msg_header->msg_type) { + case WCN36XX_HAL_OTA_TX_COMPL_IND: + wcn36xx_smd_tx_compl_ind(wcn, + hal_ind_msg->msg, + hal_ind_msg->msg_len); + break; + case WCN36XX_HAL_MISSED_BEACON_IND: + wcn36xx_smd_missed_beacon_ind(wcn, + hal_ind_msg->msg, + hal_ind_msg->msg_len); + break; + case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: + wcn36xx_smd_delete_sta_context_ind(wcn, + hal_ind_msg->msg, + hal_ind_msg->msg_len); + break; + default: + wcn36xx_err("SMD_EVENT (%d) not supported\n", + msg_header->msg_type); + } + list_del(wcn->hal_ind_queue.next); + kfree(hal_ind_msg->msg); + kfree(hal_ind_msg); + mutex_unlock(&wcn->hal_ind_mutex); +} +int wcn36xx_smd_open(struct wcn36xx *wcn) +{ + int ret = 0; + wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind"); + if (!wcn->hal_ind_wq) { + wcn36xx_err("failed to allocate wq\n"); + ret = -ENOMEM; + goto out; + } + INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work); + INIT_LIST_HEAD(&wcn->hal_ind_queue); + mutex_init(&wcn->hal_ind_mutex); + + ret = wcn->ctrl_ops->open(wcn, wcn36xx_smd_rsp_process); + if (ret) { + wcn36xx_err("failed to open control channel\n"); + goto free_wq; + } + + return ret; + +free_wq: + destroy_workqueue(wcn->hal_ind_wq); +out: + return ret; +} + +void wcn36xx_smd_close(struct wcn36xx *wcn) +{ + wcn->ctrl_ops->close(); + destroy_workqueue(wcn->hal_ind_wq); + mutex_destroy(&wcn->hal_ind_mutex); +} diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h new file mode 100644 index 00000000000..008d03423db --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/smd.h @@ -0,0 +1,130 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _SMD_H_ +#define _SMD_H_ + +#include "wcn36xx.h" + +/* Max shared size is 4k but we take less.*/ +#define WCN36XX_NV_FRAGMENT_SIZE 3072 + +#define WCN36XX_HAL_BUF_SIZE 4096 + +#define HAL_MSG_TIMEOUT 500 +#define WCN36XX_SMSM_WLAN_TX_ENABLE 0x00000400 +#define WCN36XX_SMSM_WLAN_TX_RINGS_EMPTY 0x00000200 +/* The PNO version info be contained in the rsp msg */ +#define WCN36XX_FW_MSG_PNO_VERSION_MASK 0x8000 + +enum wcn36xx_fw_msg_result { + WCN36XX_FW_MSG_RESULT_SUCCESS = 0, + WCN36XX_FW_MSG_RESULT_SUCCESS_SYNC = 1, + + WCN36XX_FW_MSG_RESULT_MEM_FAIL = 5, +}; + +/******************************/ +/* SMD requests and responses */ +/******************************/ +struct wcn36xx_fw_msg_status_rsp { + u32 status; +} __packed; + +struct wcn36xx_hal_ind_msg { + struct list_head list; + u8 *msg; + size_t msg_len; +}; + +struct wcn36xx; + +int wcn36xx_smd_open(struct wcn36xx *wcn); +void wcn36xx_smd_close(struct wcn36xx *wcn); + +int wcn36xx_smd_load_nv(struct wcn36xx *wcn); +int wcn36xx_smd_start(struct wcn36xx *wcn); +int wcn36xx_smd_stop(struct wcn36xx *wcn); +int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode); +int wcn36xx_smd_start_scan(struct wcn36xx *wcn); +int wcn36xx_smd_end_scan(struct wcn36xx *wcn); +int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, + enum wcn36xx_hal_sys_mode mode); +int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn); +int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif); +int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr); +int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index); +int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch); +int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, + const u8 *sta_mac, + enum wcn36xx_hal_link_state state); +int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, const u8 *bssid, + bool update); +int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif); +int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct ieee80211_sta *sta); +int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, + struct sk_buff *skb_beacon, u16 tim_off, + u16 p2p_off); +int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, + struct ieee80211_vif *vif, int ch); +int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + struct sk_buff *skb); +int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key, + u8 sta_index); +int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 keylen, + u8 *key); +int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx, + u8 sta_index); +int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, + enum ani_ed_type enc_type, + u8 keyidx); +int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif); +int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif); +int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim); +int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, + struct ieee80211_vif *vif, + int packet_type); +int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, + u32 arg3, u32 arg4, u32 arg5); +int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn); +void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap); +int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap); +void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap); + +int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, + struct ieee80211_sta *sta, + u16 tid, + u16 *ssn, + u8 direction, + u8 sta_index); +int wcn36xx_smd_add_ba(struct wcn36xx *wcn); +int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index); +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index); + +int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value); +#endif /* _SMD_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c new file mode 100644 index 00000000000..32bb26a0db2 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/txrx.c @@ -0,0 +1,283 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include "txrx.h" + +static inline int get_rssi0(struct wcn36xx_rx_bd *bd) +{ + return 100 - ((bd->phy_stat0 >> 24) & 0xff); +} + +int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb) +{ + struct ieee80211_rx_status status; + struct ieee80211_hdr *hdr; + struct wcn36xx_rx_bd *bd; + u16 fc, sn; + + /* + * All fields must be 0, otherwise it can lead to + * unexpected consequences. + */ + memset(&status, 0, sizeof(status)); + + bd = (struct wcn36xx_rx_bd *)skb->data; + buff_to_be((u32 *)bd, sizeof(*bd)/sizeof(u32)); + wcn36xx_dbg_dump(WCN36XX_DBG_RX_DUMP, + "BD <<< ", (char *)bd, + sizeof(struct wcn36xx_rx_bd)); + + skb_put(skb, bd->pdu.mpdu_header_off + bd->pdu.mpdu_len); + skb_pull(skb, bd->pdu.mpdu_header_off); + + status.mactime = 10; + status.freq = WCN36XX_CENTER_FREQ(wcn); + status.band = WCN36XX_BAND(wcn); + status.signal = -get_rssi0(bd); + status.antenna = 1; + status.rate_idx = 1; + status.flag = 0; + status.rx_flags = 0; + status.flag |= RX_FLAG_IV_STRIPPED | + RX_FLAG_MMIC_STRIPPED | + RX_FLAG_DECRYPTED; + + wcn36xx_dbg(WCN36XX_DBG_RX, "status.flags=%x\n", status.flag); + + memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); + + hdr = (struct ieee80211_hdr *) skb->data; + fc = __le16_to_cpu(hdr->frame_control); + sn = IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl)); + + if (ieee80211_is_beacon(hdr->frame_control)) { + wcn36xx_dbg(WCN36XX_DBG_BEACON, "beacon skb %p len %d fc %04x sn %d\n", + skb, skb->len, fc, sn); + wcn36xx_dbg_dump(WCN36XX_DBG_BEACON_DUMP, "SKB <<< ", + (char *)skb->data, skb->len); + } else { + wcn36xx_dbg(WCN36XX_DBG_RX, "rx skb %p len %d fc %04x sn %d\n", + skb, skb->len, fc, sn); + wcn36xx_dbg_dump(WCN36XX_DBG_RX_DUMP, "SKB <<< ", + (char *)skb->data, skb->len); + } + + ieee80211_rx_irqsafe(wcn->hw, skb); + + return 0; +} + +static void wcn36xx_set_tx_pdu(struct wcn36xx_tx_bd *bd, + u32 mpdu_header_len, + u32 len, + u16 tid) +{ + bd->pdu.mpdu_header_len = mpdu_header_len; + bd->pdu.mpdu_header_off = sizeof(*bd); + bd->pdu.mpdu_data_off = bd->pdu.mpdu_header_len + + bd->pdu.mpdu_header_off; + bd->pdu.mpdu_len = len; + bd->pdu.tid = tid; +} + +static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn, + u8 *addr) +{ + struct wcn36xx_vif *vif_priv = NULL; + struct ieee80211_vif *vif = NULL; + list_for_each_entry(vif_priv, &wcn->vif_list, list) { + vif = container_of((void *)vif_priv, + struct ieee80211_vif, + drv_priv); + if (memcmp(vif->addr, addr, ETH_ALEN) == 0) + return vif_priv; + } + wcn36xx_warn("vif %pM not found\n", addr); + return NULL; +} +static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd, + struct wcn36xx *wcn, + struct wcn36xx_vif **vif_priv, + struct wcn36xx_sta *sta_priv, + struct ieee80211_hdr *hdr, + bool bcast) +{ + struct ieee80211_vif *vif = NULL; + struct wcn36xx_vif *__vif_priv = NULL; + bd->bd_rate = WCN36XX_BD_RATE_DATA; + + /* + * For not unicast frames mac80211 will not set sta pointer so use + * self_sta_index instead. + */ + if (sta_priv) { + __vif_priv = sta_priv->vif; + vif = container_of((void *)__vif_priv, + struct ieee80211_vif, + drv_priv); + + bd->dpu_sign = sta_priv->ucast_dpu_sign; + if (vif->type == NL80211_IFTYPE_STATION) { + bd->sta_index = sta_priv->bss_sta_index; + bd->dpu_desc_idx = sta_priv->bss_dpu_desc_index; + } else if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_ADHOC || + vif->type == NL80211_IFTYPE_MESH_POINT) { + bd->sta_index = sta_priv->sta_index; + bd->dpu_desc_idx = sta_priv->dpu_desc_index; + } + } else { + __vif_priv = get_vif_by_addr(wcn, hdr->addr2); + bd->sta_index = __vif_priv->self_sta_index; + bd->dpu_desc_idx = __vif_priv->self_dpu_desc_index; + bd->dpu_sign = __vif_priv->self_ucast_dpu_sign; + } + + if (ieee80211_is_nullfunc(hdr->frame_control) || + (sta_priv && !sta_priv->is_data_encrypted)) + bd->dpu_ne = 1; + + if (bcast) { + bd->ub = 1; + bd->ack_policy = 1; + } + *vif_priv = __vif_priv; +} + +static void wcn36xx_set_tx_mgmt(struct wcn36xx_tx_bd *bd, + struct wcn36xx *wcn, + struct wcn36xx_vif **vif_priv, + struct ieee80211_hdr *hdr, + bool bcast) +{ + struct wcn36xx_vif *__vif_priv = + get_vif_by_addr(wcn, hdr->addr2); + bd->sta_index = __vif_priv->self_sta_index; + bd->dpu_desc_idx = __vif_priv->self_dpu_desc_index; + bd->dpu_ne = 1; + + /* default rate for unicast */ + if (ieee80211_is_mgmt(hdr->frame_control)) + bd->bd_rate = (WCN36XX_BAND(wcn) == IEEE80211_BAND_5GHZ) ? + WCN36XX_BD_RATE_CTRL : + WCN36XX_BD_RATE_MGMT; + else if (ieee80211_is_ctl(hdr->frame_control)) + bd->bd_rate = WCN36XX_BD_RATE_CTRL; + else + wcn36xx_warn("frame control type unknown\n"); + + /* + * In joining state trick hardware that probe is sent as + * unicast even if address is broadcast. + */ + if (__vif_priv->is_joining && + ieee80211_is_probe_req(hdr->frame_control)) + bcast = false; + + if (bcast) { + /* broadcast */ + bd->ub = 1; + /* No ack needed not unicast */ + bd->ack_policy = 1; + bd->queue_id = WCN36XX_TX_B_WQ_ID; + } else + bd->queue_id = WCN36XX_TX_U_WQ_ID; + *vif_priv = __vif_priv; +} + +int wcn36xx_start_tx(struct wcn36xx *wcn, + struct wcn36xx_sta *sta_priv, + struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + struct wcn36xx_vif *vif_priv = NULL; + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + unsigned long flags; + bool is_low = ieee80211_is_data(hdr->frame_control); + bool bcast = is_broadcast_ether_addr(hdr->addr1) || + is_multicast_ether_addr(hdr->addr1); + struct wcn36xx_tx_bd *bd = wcn36xx_dxe_get_next_bd(wcn, is_low); + + if (!bd) { + /* + * TX DXE are used in pairs. One for the BD and one for the + * actual frame. The BD DXE's has a preallocated buffer while + * the skb ones does not. If this isn't true something is really + * wierd. TODO: Recover from this situation + */ + + wcn36xx_err("bd address may not be NULL for BD DXE\n"); + return -EINVAL; + } + + memset(bd, 0, sizeof(*bd)); + + wcn36xx_dbg(WCN36XX_DBG_TX, + "tx skb %p len %d fc %04x sn %d %s %s\n", + skb, skb->len, __le16_to_cpu(hdr->frame_control), + IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl)), + is_low ? "low" : "high", bcast ? "bcast" : "ucast"); + + wcn36xx_dbg_dump(WCN36XX_DBG_TX_DUMP, "", skb->data, skb->len); + + bd->dpu_rf = WCN36XX_BMU_WQ_TX; + + bd->tx_comp = info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS; + if (bd->tx_comp) { + wcn36xx_dbg(WCN36XX_DBG_DXE, "TX_ACK status requested\n"); + spin_lock_irqsave(&wcn->dxe_lock, flags); + if (wcn->tx_ack_skb) { + spin_unlock_irqrestore(&wcn->dxe_lock, flags); + wcn36xx_warn("tx_ack_skb already set\n"); + return -EINVAL; + } + + wcn->tx_ack_skb = skb; + spin_unlock_irqrestore(&wcn->dxe_lock, flags); + + /* Only one at a time is supported by fw. Stop the TX queues + * until the ack status gets back. + * + * TODO: Add watchdog in case FW does not answer + */ + ieee80211_stop_queues(wcn->hw); + } + + /* Data frames served first*/ + if (is_low) { + wcn36xx_set_tx_data(bd, wcn, &vif_priv, sta_priv, hdr, bcast); + wcn36xx_set_tx_pdu(bd, + ieee80211_is_data_qos(hdr->frame_control) ? + sizeof(struct ieee80211_qos_hdr) : + sizeof(struct ieee80211_hdr_3addr), + skb->len, sta_priv ? sta_priv->tid : 0); + } else { + /* MGMT and CTRL frames are handeld here*/ + wcn36xx_set_tx_mgmt(bd, wcn, &vif_priv, hdr, bcast); + wcn36xx_set_tx_pdu(bd, + ieee80211_is_data_qos(hdr->frame_control) ? + sizeof(struct ieee80211_qos_hdr) : + sizeof(struct ieee80211_hdr_3addr), + skb->len, WCN36XX_TID); + } + + buff_to_be((u32 *)bd, sizeof(*bd)/sizeof(u32)); + bd->tx_bd_sign = 0xbdbdbdbd; + + return wcn36xx_dxe_tx_frame(wcn, vif_priv, skb, is_low); +} diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.h b/drivers/net/wireless/ath/wcn36xx/txrx.h new file mode 100644 index 00000000000..bbfbcf808c7 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/txrx.h @@ -0,0 +1,160 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _TXRX_H_ +#define _TXRX_H_ + +#include <linux/etherdevice.h> +#include "wcn36xx.h" + +/* TODO describe all properties */ +#define WCN36XX_802_11_HEADER_LEN 24 +#define WCN36XX_BMU_WQ_TX 25 +#define WCN36XX_TID 7 +/* broadcast wq ID */ +#define WCN36XX_TX_B_WQ_ID 0xA +#define WCN36XX_TX_U_WQ_ID 0x9 +/* bd_rate */ +#define WCN36XX_BD_RATE_DATA 0 +#define WCN36XX_BD_RATE_MGMT 2 +#define WCN36XX_BD_RATE_CTRL 3 + +struct wcn36xx_pdu { + u32 dpu_fb:8; + u32 adu_fb:8; + u32 pdu_id:16; + + /* 0x04*/ + u32 tail_pdu_idx:16; + u32 head_pdu_idx:16; + + /* 0x08*/ + u32 pdu_count:7; + u32 mpdu_data_off:9; + u32 mpdu_header_off:8; + u32 mpdu_header_len:8; + + /* 0x0c*/ + u32 reserved4:8; + u32 tid:4; + u32 reserved3:4; + u32 mpdu_len:16; +}; + +struct wcn36xx_rx_bd { + u32 bdt:2; + u32 ft:1; + u32 dpu_ne:1; + u32 rx_key_id:3; + u32 ub:1; + u32 rmf:1; + u32 uma_bypass:1; + u32 csr11:1; + u32 reserved0:1; + u32 scan_learn:1; + u32 rx_ch:4; + u32 rtsf:1; + u32 bsf:1; + u32 a2hf:1; + u32 st_auf:1; + u32 dpu_sign:3; + u32 dpu_rf:8; + + struct wcn36xx_pdu pdu; + + /* 0x14*/ + u32 addr3:8; + u32 addr2:8; + u32 addr1:8; + u32 dpu_desc_idx:8; + + /* 0x18*/ + u32 rxp_flags:23; + u32 rate_id:9; + + u32 phy_stat0; + u32 phy_stat1; + + /* 0x24 */ + u32 rx_times; + + u32 pmi_cmd[6]; + + /* 0x40 */ + u32 reserved7:4; + u32 reorder_slot_id:6; + u32 reorder_fwd_id:6; + u32 reserved6:12; + u32 reorder_code:4; + + /* 0x44 */ + u32 exp_seq_num:12; + u32 cur_seq_num:12; + u32 fr_type_subtype:8; + + /* 0x48 */ + u32 msdu_size:16; + u32 sub_fr_id:4; + u32 proc_order:4; + u32 reserved9:4; + u32 aef:1; + u32 lsf:1; + u32 esf:1; + u32 asf:1; +}; + +struct wcn36xx_tx_bd { + u32 bdt:2; + u32 ft:1; + u32 dpu_ne:1; + u32 fw_tx_comp:1; + u32 tx_comp:1; + u32 reserved1:1; + u32 ub:1; + u32 rmf:1; + u32 reserved0:12; + u32 dpu_sign:3; + u32 dpu_rf:8; + + struct wcn36xx_pdu pdu; + + /* 0x14*/ + u32 reserved5:7; + u32 queue_id:5; + u32 bd_rate:2; + u32 ack_policy:2; + u32 sta_index:8; + u32 dpu_desc_idx:8; + + u32 tx_bd_sign; + u32 reserved6; + u32 dxe_start_time; + u32 dxe_end_time; + + /*u32 tcp_udp_start_off:10; + u32 header_cks:16; + u32 reserved7:6;*/ +}; + +struct wcn36xx_sta; +struct wcn36xx; + +int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb); +int wcn36xx_start_tx(struct wcn36xx *wcn, + struct wcn36xx_sta *sta_priv, + struct sk_buff *skb); + +#endif /* _TXRX_H_ */ diff --git a/drivers/net/wireless/ath/wcn36xx/wcn36xx.h b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h new file mode 100644 index 00000000000..f0fb81dfd17 --- /dev/null +++ b/drivers/net/wireless/ath/wcn36xx/wcn36xx.h @@ -0,0 +1,246 @@ +/* + * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WCN36XX_H_ +#define _WCN36XX_H_ + +#include <linux/completion.h> +#include <linux/printk.h> +#include <linux/spinlock.h> +#include <net/mac80211.h> + +#include "hal.h" +#include "smd.h" +#include "txrx.h" +#include "dxe.h" +#include "pmc.h" +#include "debug.h" + +#define WLAN_NV_FILE "wlan/prima/WCNSS_qcom_wlan_nv.bin" +#define WCN36XX_AGGR_BUFFER_SIZE 64 + +extern unsigned int wcn36xx_dbg_mask; + +enum wcn36xx_debug_mask { + WCN36XX_DBG_DXE = 0x00000001, + WCN36XX_DBG_DXE_DUMP = 0x00000002, + WCN36XX_DBG_SMD = 0x00000004, + WCN36XX_DBG_SMD_DUMP = 0x00000008, + WCN36XX_DBG_RX = 0x00000010, + WCN36XX_DBG_RX_DUMP = 0x00000020, + WCN36XX_DBG_TX = 0x00000040, + WCN36XX_DBG_TX_DUMP = 0x00000080, + WCN36XX_DBG_HAL = 0x00000100, + WCN36XX_DBG_HAL_DUMP = 0x00000200, + WCN36XX_DBG_MAC = 0x00000400, + WCN36XX_DBG_BEACON = 0x00000800, + WCN36XX_DBG_BEACON_DUMP = 0x00001000, + WCN36XX_DBG_PMC = 0x00002000, + WCN36XX_DBG_PMC_DUMP = 0x00004000, + WCN36XX_DBG_ANY = 0xffffffff, +}; + +#define wcn36xx_err(fmt, arg...) \ + printk(KERN_ERR pr_fmt("ERROR " fmt), ##arg) + +#define wcn36xx_warn(fmt, arg...) \ + printk(KERN_WARNING pr_fmt("WARNING " fmt), ##arg) + +#define wcn36xx_info(fmt, arg...) \ + printk(KERN_INFO pr_fmt(fmt), ##arg) + +#define wcn36xx_dbg(mask, fmt, arg...) do { \ + if (wcn36xx_dbg_mask & mask) \ + printk(KERN_DEBUG pr_fmt(fmt), ##arg); \ +} while (0) + +#define wcn36xx_dbg_dump(mask, prefix_str, buf, len) do { \ + if (wcn36xx_dbg_mask & mask) \ + print_hex_dump(KERN_DEBUG, pr_fmt(prefix_str), \ + DUMP_PREFIX_OFFSET, 32, 1, \ + buf, len, false); \ +} while (0) + +#define WCN36XX_HW_CHANNEL(__wcn) (__wcn->hw->conf.chandef.chan->hw_value) +#define WCN36XX_BAND(__wcn) (__wcn->hw->conf.chandef.chan->band) +#define WCN36XX_CENTER_FREQ(__wcn) (__wcn->hw->conf.chandef.chan->center_freq) +#define WCN36XX_LISTEN_INTERVAL(__wcn) (__wcn->hw->conf.listen_interval) +#define WCN36XX_FLAGS(__wcn) (__wcn->hw->flags) +#define WCN36XX_MAX_POWER(__wcn) (__wcn->hw->conf.chandef.chan->max_power) + +static inline void buff_to_be(u32 *buf, size_t len) +{ + int i; + for (i = 0; i < len; i++) + buf[i] = cpu_to_be32(buf[i]); +} + +struct nv_data { + int is_valid; + u8 table; +}; + +/* Interface for platform control path + * + * @open: hook must be called when wcn36xx wants to open control channel. + * @tx: sends a buffer. + */ +struct wcn36xx_platform_ctrl_ops { + int (*open)(void *drv_priv, void *rsp_cb); + void (*close)(void); + int (*tx)(char *buf, size_t len); + int (*get_hw_mac)(u8 *addr); + int (*smsm_change_state)(u32 clear_mask, u32 set_mask); +}; + +/** + * struct wcn36xx_vif - holds VIF related fields + * + * @bss_index: bss_index is initially set to 0xFF. bss_index is received from + * HW after first config_bss call and must be used in delete_bss and + * enter/exit_bmps. + */ +struct wcn36xx_vif { + struct list_head list; + struct wcn36xx_sta *sta; + u8 dtim_period; + enum ani_ed_type encrypt_type; + bool is_joining; + struct wcn36xx_hal_mac_ssid ssid; + + /* Power management */ + enum wcn36xx_power_state pw_state; + + u8 bss_index; + /* Returned from WCN36XX_HAL_ADD_STA_SELF_RSP */ + u8 self_sta_index; + u8 self_dpu_desc_index; + u8 self_ucast_dpu_sign; +}; + +/** + * struct wcn36xx_sta - holds STA related fields + * + * @tid: traffic ID that is used during AMPDU and in TX BD. + * @sta_index: STA index is returned from HW after config_sta call and is + * used in both SMD channel and TX BD. + * @dpu_desc_index: DPU descriptor index is returned from HW after config_sta + * call and is used in TX BD. + * @bss_sta_index: STA index is returned from HW after config_bss call and is + * used in both SMD channel and TX BD. See table bellow when it is used. + * @bss_dpu_desc_index: DPU descriptor index is returned from HW after + * config_bss call and is used in TX BD. + * ______________________________________________ + * | | STA | AP | + * |______________|_____________|_______________| + * | TX BD |bss_sta_index| sta_index | + * |______________|_____________|_______________| + * |all SMD calls |bss_sta_index| sta_index | + * |______________|_____________|_______________| + * |smd_delete_sta| sta_index | sta_index | + * |______________|_____________|_______________| + */ +struct wcn36xx_sta { + struct wcn36xx_vif *vif; + u16 aid; + u16 tid; + u8 sta_index; + u8 dpu_desc_index; + u8 ucast_dpu_sign; + u8 bss_sta_index; + u8 bss_dpu_desc_index; + bool is_data_encrypted; + /* Rates */ + struct wcn36xx_hal_supported_rates supported_rates; +}; +struct wcn36xx_dxe_ch; +struct wcn36xx { + struct ieee80211_hw *hw; + struct device *dev; + struct list_head vif_list; + + const struct firmware *nv; + + u8 fw_revision; + u8 fw_version; + u8 fw_minor; + u8 fw_major; + u32 fw_feat_caps[WCN36XX_HAL_CAPS_SIZE]; + u32 chip_version; + + /* extra byte for the NULL termination */ + u8 crm_version[WCN36XX_HAL_VERSION_LENGTH + 1]; + u8 wlan_version[WCN36XX_HAL_VERSION_LENGTH + 1]; + + /* IRQs */ + int tx_irq; + int rx_irq; + void __iomem *mmio; + + struct wcn36xx_platform_ctrl_ops *ctrl_ops; + /* + * smd_buf must be protected with smd_mutex to garantee + * that all messages are sent one after another + */ + u8 *hal_buf; + size_t hal_rsp_len; + struct mutex hal_mutex; + struct completion hal_rsp_compl; + struct workqueue_struct *hal_ind_wq; + struct work_struct hal_ind_work; + struct mutex hal_ind_mutex; + struct list_head hal_ind_queue; + + /* DXE channels */ + struct wcn36xx_dxe_ch dxe_tx_l_ch; /* TX low */ + struct wcn36xx_dxe_ch dxe_tx_h_ch; /* TX high */ + struct wcn36xx_dxe_ch dxe_rx_l_ch; /* RX low */ + struct wcn36xx_dxe_ch dxe_rx_h_ch; /* RX high */ + + /* For synchronization of DXE resources from BH, IRQ and WQ contexts */ + spinlock_t dxe_lock; + bool queues_stopped; + + /* Memory pools */ + struct wcn36xx_dxe_mem_pool mgmt_mem_pool; + struct wcn36xx_dxe_mem_pool data_mem_pool; + + struct sk_buff *tx_ack_skb; + +#ifdef CONFIG_WCN36XX_DEBUGFS + /* Debug file system entry */ + struct wcn36xx_dfs_entry dfs; +#endif /* CONFIG_WCN36XX_DEBUGFS */ + +}; + +#define WCN36XX_CHIP_3660 0 +#define WCN36XX_CHIP_3680 1 + +static inline bool wcn36xx_is_fw_version(struct wcn36xx *wcn, + u8 major, + u8 minor, + u8 version, + u8 revision) +{ + return (wcn->fw_major == major && + wcn->fw_minor == minor && + wcn->fw_version == version && + wcn->fw_revision == revision); +} +void wcn36xx_set_default_rates(struct wcn36xx_hal_supported_rates *rates); + +#endif /* _WCN36XX_H_ */ diff --git a/drivers/net/wireless/ath/wil6210/Kconfig b/drivers/net/wireless/ath/wil6210/Kconfig index bac3d98a0cf..ce8c0381825 100644 --- a/drivers/net/wireless/ath/wil6210/Kconfig +++ b/drivers/net/wireless/ath/wil6210/Kconfig @@ -27,3 +27,15 @@ config WIL6210_ISR_COR self-clear when accessed for debug purposes, it makes such monitoring impossible. Say y unless you debug interrupts + +config WIL6210_TRACING + bool "wil6210 tracing support" + depends on WIL6210 + depends on EVENT_TRACING + default y + ---help--- + Say Y here to enable tracepoints for the wil6210 driver + using the kernel tracing infrastructure. Select this + option if you are interested in debugging the driver. + + If unsure, say Y to make it easier to debug problems. diff --git a/drivers/net/wireless/ath/wil6210/Makefile b/drivers/net/wireless/ath/wil6210/Makefile index 9396dc9fe3c..c7a3465fd02 100644 --- a/drivers/net/wireless/ath/wil6210/Makefile +++ b/drivers/net/wireless/ath/wil6210/Makefile @@ -1,13 +1,18 @@ obj-$(CONFIG_WIL6210) += wil6210.o -wil6210-objs := main.o -wil6210-objs += netdev.o -wil6210-objs += cfg80211.o -wil6210-objs += pcie_bus.o -wil6210-objs += debugfs.o -wil6210-objs += wmi.o -wil6210-objs += interrupt.o -wil6210-objs += txrx.o +wil6210-y := main.o +wil6210-y += netdev.o +wil6210-y += cfg80211.o +wil6210-y += pcie_bus.o +wil6210-y += debugfs.o +wil6210-y += wmi.o +wil6210-y += interrupt.o +wil6210-y += txrx.o +wil6210-y += debug.o +wil6210-y += rx_reorder.o +wil6210-$(CONFIG_WIL6210_TRACING) += trace.o + +# for tracing framework to find trace.h +CFLAGS_trace.o := -I$(src) -subdir-ccflags-y += -Werror subdir-ccflags-y += -D__CHECK_ENDIAN__ diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 116f4e807ae..820d4ebd932 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -14,16 +14,6 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/kernel.h> -#include <linux/netdevice.h> -#include <linux/sched.h> -#include <linux/etherdevice.h> -#include <linux/wireless.h> -#include <linux/ieee80211.h> -#include <linux/slab.h> -#include <linux/version.h> -#include <net/cfg80211.h> - #include "wil6210.h" #include "wmi.h" @@ -114,41 +104,125 @@ int wil_iftype_nl2wmi(enum nl80211_iftype type) return -EOPNOTSUPP; } -static int wil_cfg80211_get_station(struct wiphy *wiphy, - struct net_device *ndev, - u8 *mac, struct station_info *sinfo) +static int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid, + struct station_info *sinfo) { - struct wil6210_priv *wil = wiphy_to_wil(wiphy); - int rc; struct wmi_notify_req_cmd cmd = { - .cid = 0, + .cid = cid, .interval_usec = 0, }; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_notify_req_done_event evt; + } __packed reply; + struct wil_net_stats *stats = &wil->sta[cid].stats; + int rc; - if (memcmp(mac, wil->dst_addr[0], ETH_ALEN)) - return -ENOENT; - - /* WMI_NOTIFY_REQ_DONE_EVENTID handler fills wil->stats.bf_mcs */ rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd), - WMI_NOTIFY_REQ_DONE_EVENTID, NULL, 0, 20); + WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20); if (rc) return rc; + wil_dbg_wmi(wil, "Link status for CID %d: {\n" + " MCS %d TSF 0x%016llx\n" + " BF status 0x%08x SNR 0x%08x SQI %d%%\n" + " Tx Tpt %d goodput %d Rx goodput %d\n" + " Sectors(rx:tx) my %d:%d peer %d:%d\n""}\n", + cid, le16_to_cpu(reply.evt.bf_mcs), + le64_to_cpu(reply.evt.tsf), reply.evt.status, + le32_to_cpu(reply.evt.snr_val), + reply.evt.sqi, + le32_to_cpu(reply.evt.tx_tpt), + le32_to_cpu(reply.evt.tx_goodput), + le32_to_cpu(reply.evt.rx_goodput), + le16_to_cpu(reply.evt.my_rx_sector), + le16_to_cpu(reply.evt.my_tx_sector), + le16_to_cpu(reply.evt.other_rx_sector), + le16_to_cpu(reply.evt.other_tx_sector)); + sinfo->generation = wil->sinfo_gen; - sinfo->filled |= STATION_INFO_TX_BITRATE; + sinfo->filled = STATION_INFO_RX_BYTES | + STATION_INFO_TX_BYTES | + STATION_INFO_RX_PACKETS | + STATION_INFO_TX_PACKETS | + STATION_INFO_RX_BITRATE | + STATION_INFO_TX_BITRATE | + STATION_INFO_RX_DROP_MISC | + STATION_INFO_TX_FAILED; + sinfo->txrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G; - sinfo->txrate.mcs = wil->stats.bf_mcs; - sinfo->filled |= STATION_INFO_RX_BITRATE; + sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs); sinfo->rxrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G; - sinfo->rxrate.mcs = wil->stats.last_mcs_rx; + sinfo->rxrate.mcs = stats->last_mcs_rx; + sinfo->rx_bytes = stats->rx_bytes; + sinfo->rx_packets = stats->rx_packets; + sinfo->rx_dropped_misc = stats->rx_dropped; + sinfo->tx_bytes = stats->tx_bytes; + sinfo->tx_packets = stats->tx_packets; + sinfo->tx_failed = stats->tx_errors; if (test_bit(wil_status_fwconnected, &wil->status)) { sinfo->filled |= STATION_INFO_SIGNAL; - sinfo->signal = 12; /* TODO: provide real value */ + sinfo->signal = reply.evt.sqi; } - return 0; + return rc; +} + +static int wil_cfg80211_get_station(struct wiphy *wiphy, + struct net_device *ndev, + const u8 *mac, struct station_info *sinfo) +{ + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + int rc; + + int cid = wil_find_cid(wil, mac); + + wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid); + if (cid < 0) + return cid; + + rc = wil_cid_fill_sinfo(wil, cid, sinfo); + + return rc; +} + +/* + * Find @idx-th active STA for station dump. + */ +static int wil_find_cid_by_idx(struct wil6210_priv *wil, int idx) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + if (wil->sta[i].status == wil_sta_unused) + continue; + if (idx == 0) + return i; + idx--; + } + + return -ENOENT; +} + +static int wil_cfg80211_dump_station(struct wiphy *wiphy, + struct net_device *dev, int idx, + u8 *mac, struct station_info *sinfo) +{ + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + int rc; + int cid = wil_find_cid_by_idx(wil, idx); + + if (cid < 0) + return -ENOENT; + + memcpy(mac, wil->sta[cid].addr, ETH_ALEN); + wil_dbg_misc(wil, "%s(%pM) CID %d\n", __func__, mac, cid); + + rc = wil_cid_fill_sinfo(wil, cid, sinfo); + + return rc; } static int wil_cfg80211_change_iface(struct wiphy *wiphy, @@ -191,6 +265,7 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, u16 chnl[4]; } __packed cmd; uint i, n; + int rc; if (wil->scan_request) { wil_err(wil, "Already scanning\n"); @@ -204,16 +279,16 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, break; default: return -EOPNOTSUPP; - } /* FW don't support scan after connection attempt */ if (test_bit(wil_status_dontscan, &wil->status)) { - wil_err(wil, "Scan after connect attempt not supported\n"); + wil_err(wil, "Can't scan now\n"); return -EBUSY; } wil->scan_request = request; + mod_timer(&wil->scan_timer, jiffies + WIL6210_SCAN_TO); memset(&cmd, 0, sizeof(cmd)); cmd.cmd.num_channels = 0; @@ -228,12 +303,17 @@ static int wil_cfg80211_scan(struct wiphy *wiphy, } /* 0-based channel indexes */ cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; - wil_dbg(wil, "Scan for ch %d : %d MHz\n", ch, - request->channels[i]->center_freq); + wil_dbg_misc(wil, "Scan for ch %d : %d MHz\n", ch, + request->channels[i]->center_freq); } - return wmi_send(wil, WMI_START_SCAN_CMDID, &cmd, sizeof(cmd.cmd) + + rc = wmi_send(wil, WMI_START_SCAN_CMDID, &cmd, sizeof(cmd.cmd) + cmd.cmd.num_channels * sizeof(cmd.cmd.channel_list[0])); + + if (rc) + wil->scan_request = NULL; + + return rc; } static int wil_cfg80211_connect(struct wiphy *wiphy, @@ -248,6 +328,10 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, int ch; int rc = 0; + if (test_bit(wil_status_fwconnecting, &wil->status) || + test_bit(wil_status_fwconnected, &wil->status)) + return -EALREADY; + bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, sme->ssid, sme->ssid_len, WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); @@ -293,7 +377,7 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, /* WMI_CONNECT_CMD */ memset(&conn, 0, sizeof(conn)); - switch (bss->capability & 0x03) { + switch (bss->capability & WLAN_CAPABILITY_DMG_TYPE_MASK) { case WLAN_CAPABILITY_DMG_TYPE_AP: conn.network_type = WMI_NETTYPE_INFRA; break; @@ -327,22 +411,22 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, } conn.channel = ch - 1; - memcpy(conn.bssid, bss->bssid, 6); - memcpy(conn.dst_mac, bss->bssid, 6); - /* - * FW don't support scan after connection attempt - */ - set_bit(wil_status_dontscan, &wil->status); + memcpy(conn.bssid, bss->bssid, ETH_ALEN); + memcpy(conn.dst_mac, bss->bssid, ETH_ALEN); + + set_bit(wil_status_fwconnecting, &wil->status); rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn)); if (rc == 0) { /* Connect can take lots of time */ mod_timer(&wil->connect_timer, jiffies + msecs_to_jiffies(2000)); + } else { + clear_bit(wil_status_fwconnecting, &wil->status); } out: - cfg80211_put_bss(bss); + cfg80211_put_bss(wiphy, bss); return rc; } @@ -359,6 +443,40 @@ static int wil_cfg80211_disconnect(struct wiphy *wiphy, return rc; } +static int wil_cfg80211_mgmt_tx(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct cfg80211_mgmt_tx_params *params, + u64 *cookie) +{ + const u8 *buf = params->buf; + size_t len = params->len; + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + int rc; + struct ieee80211_mgmt *mgmt_frame = (void *)buf; + struct wmi_sw_tx_req_cmd *cmd; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_sw_tx_complete_event evt; + } __packed evt; + + cmd = kmalloc(sizeof(*cmd) + len, GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + memcpy(cmd->dst_mac, mgmt_frame->da, WMI_MAC_LEN); + cmd->len = cpu_to_le16(len); + memcpy(cmd->payload, buf, len); + + rc = wmi_call(wil, WMI_SW_TX_REQ_CMDID, cmd, sizeof(*cmd) + len, + WMI_SW_TX_COMPLETE_EVENTID, &evt, sizeof(evt), 2000); + if (rc == 0) + rc = evt.evt.status; + + kfree(cmd); + + return rc; +} + static int wil_cfg80211_set_channel(struct wiphy *wiphy, struct cfg80211_chan_def *chandef) { @@ -409,6 +527,65 @@ static int wil_cfg80211_set_default_key(struct wiphy *wiphy, return 0; } +static int wil_remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct ieee80211_channel *chan, + unsigned int duration, + u64 *cookie) +{ + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + int rc; + + /* TODO: handle duration */ + wil_info(wil, "%s(%d, %d ms)\n", __func__, chan->center_freq, duration); + + rc = wmi_set_channel(wil, chan->hw_value); + if (rc) + return rc; + + rc = wmi_rxon(wil, true); + + return rc; +} + +static int wil_cancel_remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + u64 cookie) +{ + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + int rc; + + wil_info(wil, "%s()\n", __func__); + + rc = wmi_rxon(wil, false); + + return rc; +} + +static int wil_fix_bcon(struct wil6210_priv *wil, + struct cfg80211_beacon_data *bcon) +{ + struct ieee80211_mgmt *f = (struct ieee80211_mgmt *)bcon->probe_resp; + size_t hlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable); + int rc = 0; + + if (bcon->probe_resp_len <= hlen) + return 0; + + if (!bcon->proberesp_ies) { + bcon->proberesp_ies = f->u.probe_resp.variable; + bcon->proberesp_ies_len = bcon->probe_resp_len - hlen; + rc = 1; + } + if (!bcon->assocresp_ies) { + bcon->assocresp_ies = f->u.probe_resp.variable; + bcon->assocresp_ies_len = bcon->probe_resp_len - hlen; + rc = 1; + } + + return rc; +} + static int wil_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ap_settings *info) @@ -425,30 +602,41 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy, return -EINVAL; } - wil_dbg(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, - channel->center_freq, info->privacy ? "secure" : "open"); + wil_dbg_misc(wil, "AP on Channel %d %d MHz, %s\n", channel->hw_value, + channel->center_freq, info->privacy ? "secure" : "open"); print_hex_dump_bytes("SSID ", DUMP_PREFIX_OFFSET, info->ssid, info->ssid_len); + if (wil_fix_bcon(wil, bcon)) + wil_dbg_misc(wil, "Fixed bcon\n"); + + mutex_lock(&wil->mutex); + rc = wil_reset(wil); if (rc) - return rc; + goto out; - rc = wmi_set_ssid(wil, info->ssid_len, info->ssid); + /* Rx VRING. */ + rc = wil_rx_init(wil); if (rc) - return rc; + goto out; - rc = wmi_set_channel(wil, channel->hw_value); + rc = wmi_set_ssid(wil, info->ssid_len, info->ssid); if (rc) - return rc; + goto out; /* MAC address - pre-requisite for other commands */ wmi_set_mac_address(wil, ndev->dev_addr); /* IE's */ /* bcon 'head IE's are not relevant for 60g band */ - wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len, - bcon->beacon_ies); + /* + * FW do not form regular beacon, so bcon IE's are not set + * For the DMG bcon, when it will be supported, bcon IE's will + * be reused; add something like: + * wmi_set_ie(wil, WMI_FRAME_BEACON, bcon->beacon_ies_len, + * bcon->beacon_ies); + */ wmi_set_ie(wil, WMI_FRAME_PROBE_RESP, bcon->proberesp_ies_len, bcon->proberesp_ies); wmi_set_ie(wil, WMI_FRAME_ASSOC_RESP, bcon->assocresp_ies_len, @@ -456,15 +644,16 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy, wil->secure_pcp = info->privacy; - rc = wmi_set_bcon(wil, info->beacon_interval, wmi_nettype); + rc = wmi_pcp_start(wil, info->beacon_interval, wmi_nettype, + channel->hw_value); if (rc) - return rc; + goto out; - /* Rx VRING. After MAC and beacon */ - rc = wil_rx_init(wil); netif_carrier_on(ndev); +out: + mutex_unlock(&wil->mutex); return rc; } @@ -473,21 +662,37 @@ static int wil_cfg80211_stop_ap(struct wiphy *wiphy, { int rc = 0; struct wil6210_priv *wil = wiphy_to_wil(wiphy); - struct wireless_dev *wdev = ndev->ieee80211_ptr; - u8 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); - /* To stop beaconing, set BI to 0 */ - rc = wmi_set_bcon(wil, 0, wmi_nettype); + mutex_lock(&wil->mutex); + + rc = wmi_pcp_stop(wil); + mutex_unlock(&wil->mutex); return rc; } +static int wil_cfg80211_del_station(struct wiphy *wiphy, + struct net_device *dev, const u8 *mac) +{ + struct wil6210_priv *wil = wiphy_to_wil(wiphy); + + mutex_lock(&wil->mutex); + wil6210_disconnect(wil, mac); + mutex_unlock(&wil->mutex); + + return 0; +} + static struct cfg80211_ops wil_cfg80211_ops = { .scan = wil_cfg80211_scan, .connect = wil_cfg80211_connect, .disconnect = wil_cfg80211_disconnect, .change_virtual_intf = wil_cfg80211_change_iface, .get_station = wil_cfg80211_get_station, + .dump_station = wil_cfg80211_dump_station, + .remain_on_channel = wil_remain_on_channel, + .cancel_remain_on_channel = wil_cancel_remain_on_channel, + .mgmt_tx = wil_cfg80211_mgmt_tx, .set_monitor_channel = wil_cfg80211_set_channel, .add_key = wil_cfg80211_add_key, .del_key = wil_cfg80211_del_key, @@ -495,6 +700,7 @@ static struct cfg80211_ops wil_cfg80211_ops = { /* AP mode */ .start_ap = wil_cfg80211_start_ap, .stop_ap = wil_cfg80211_stop_ap, + .del_station = wil_cfg80211_del_station, }; static void wil_wiphy_init(struct wiphy *wiphy) @@ -520,7 +726,7 @@ static void wil_wiphy_init(struct wiphy *wiphy) wiphy->bands[IEEE80211_BAND_60GHZ] = &wil_band_60ghz; /* TODO: figure this out */ - wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; + wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; wiphy->cipher_suites = wil_cipher_suites; wiphy->n_cipher_suites = ARRAY_SIZE(wil_cipher_suites); diff --git a/drivers/net/wireless/ath/wil6210/dbg_hexdump.h b/drivers/net/wireless/ath/wil6210/dbg_hexdump.h deleted file mode 100644 index 6a315ba5aa7..00000000000 --- a/drivers/net/wireless/ath/wil6210/dbg_hexdump.h +++ /dev/null @@ -1,30 +0,0 @@ -#ifndef WIL_DBG_HEXDUMP_H_ -#define WIL_DBG_HEXDUMP_H_ - -#if defined(CONFIG_DYNAMIC_DEBUG) -#define wil_dynamic_hex_dump(prefix_str, prefix_type, rowsize, \ - groupsize, buf, len, ascii) \ -do { \ - DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, \ - __builtin_constant_p(prefix_str) ? prefix_str : "hexdump");\ - if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ - print_hex_dump(KERN_DEBUG, prefix_str, \ - prefix_type, rowsize, groupsize, \ - buf, len, ascii); \ -} while (0) - -#define wil_print_hex_dump_debug(prefix_str, prefix_type, rowsize, \ - groupsize, buf, len, ascii) \ - wil_dynamic_hex_dump(prefix_str, prefix_type, rowsize, \ - groupsize, buf, len, ascii) - -#define print_hex_dump_bytes(prefix_str, prefix_type, buf, len) \ - wil_dynamic_hex_dump(prefix_str, prefix_type, 16, 1, buf, len, true) -#else /* defined(CONFIG_DYNAMIC_DEBUG) */ -#define wil_print_hex_dump_debug(prefix_str, prefix_type, rowsize, \ - groupsize, buf, len, ascii) \ - print_hex_dump(KERN_DEBUG, prefix_str, prefix_type, rowsize, \ - groupsize, buf, len, ascii) -#endif /* defined(CONFIG_DYNAMIC_DEBUG) */ - -#endif /* WIL_DBG_HEXDUMP_H_ */ diff --git a/drivers/net/wireless/ath/wil6210/debug.c b/drivers/net/wireless/ath/wil6210/debug.c new file mode 100644 index 00000000000..9eeabf4a587 --- /dev/null +++ b/drivers/net/wireless/ath/wil6210/debug.c @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "wil6210.h" +#include "trace.h" + +int wil_err(struct wil6210_priv *wil, const char *fmt, ...) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = netdev_err(ndev, "%pV", &vaf); + trace_wil6210_log_err(&vaf); + va_end(args); + + return ret; +} + +int wil_info(struct wil6210_priv *wil, const char *fmt, ...) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + int ret; + + va_start(args, fmt); + vaf.va = &args; + ret = netdev_info(ndev, "%pV", &vaf); + trace_wil6210_log_info(&vaf); + va_end(args); + + return ret; +} + +int wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + + va_start(args, fmt); + vaf.va = &args; + trace_wil6210_log_dbg(&vaf); + va_end(args); + + return 0; +} diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 65fc9683bfd..8d4bc4bfb66 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -26,14 +26,16 @@ /* Nasty hack. Better have per device instances */ static u32 mem_addr; static u32 dbg_txdesc_index; +static u32 dbg_vring_index; /* 24+ for Rx, 0..23 for Tx */ static void wil_print_vring(struct seq_file *s, struct wil6210_priv *wil, - const char *name, struct vring *vring) + const char *name, struct vring *vring, + char _s, char _h) { void __iomem *x = wmi_addr(wil, vring->hwtail); seq_printf(s, "VRING %s = {\n", name); - seq_printf(s, " pa = 0x%016llx\n", (unsigned long long)vring->pa); + seq_printf(s, " pa = %pad\n", &vring->pa); seq_printf(s, " va = 0x%p\n", vring->va); seq_printf(s, " size = %d\n", vring->size); seq_printf(s, " swtail = %d\n", vring->swtail); @@ -50,8 +52,8 @@ static void wil_print_vring(struct seq_file *s, struct wil6210_priv *wil, volatile struct vring_tx_desc *d = &vring->va[i].tx; if ((i % 64) == 0 && (i != 0)) seq_printf(s, "\n"); - seq_printf(s, "%s", (d->dma.status & BIT(0)) ? - "S" : (vring->ctx[i] ? "H" : "h")); + seq_printf(s, "%c", (d->dma.status & BIT(0)) ? + _s : (vring->ctx[i].skb ? _h : 'h')); } seq_printf(s, "\n"); } @@ -63,14 +65,19 @@ static int wil_vring_debugfs_show(struct seq_file *s, void *data) uint i; struct wil6210_priv *wil = s->private; - wil_print_vring(s, wil, "rx", &wil->vring_rx); + wil_print_vring(s, wil, "rx", &wil->vring_rx, 'S', '_'); for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) { struct vring *vring = &(wil->vring_tx[i]); if (vring->va) { + int cid = wil->vring2cid_tid[i][0]; + int tid = wil->vring2cid_tid[i][1]; char name[10]; snprintf(name, sizeof(name), "tx_%2d", i); - wil_print_vring(s, wil, name, vring); + + seq_printf(s, "\n%pM CID %d TID %d\n", + wil->sta[cid].addr, cid, tid); + wil_print_vring(s, wil, name, vring, '_', 'H'); } } @@ -145,7 +152,7 @@ static void wil_print_ring(struct seq_file *s, const char *prefix, le16_to_cpu(hdr.type), hdr.flags); if (len <= MAX_MBOXITEM_SIZE) { int n = 0; - unsigned char printbuf[16 * 3 + 2]; + char printbuf[16 * 3 + 2]; unsigned char databuf[MAX_MBOXITEM_SIZE]; void __iomem *src = wmi_buffer(wil, d.addr) + sizeof(struct wil6210_mbox_hdr); @@ -216,7 +223,7 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_iomem_x32, wil_debugfs_iomem_x32_get, wil_debugfs_iomem_x32_set, "0x%08llx\n"); static struct dentry *wil_debugfs_create_iomem_x32(const char *name, - mode_t mode, + umode_t mode, struct dentry *parent, void __iomem *value) { @@ -312,14 +319,6 @@ static const struct file_operations fops_memread = { .llseek = seq_lseek, }; -static int wil_default_open(struct inode *inode, struct file *file) -{ - if (inode->i_private) - file->private_data = inode->i_private; - - return 0; -} - static ssize_t wil_read_file_ioblob(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -361,13 +360,13 @@ static ssize_t wil_read_file_ioblob(struct file *file, char __user *user_buf, static const struct file_operations fops_ioblob = { .read = wil_read_file_ioblob, - .open = wil_default_open, + .open = simple_open, .llseek = default_llseek, }; static struct dentry *wil_debugfs_create_ioblob(const char *name, - mode_t mode, + umode_t mode, struct dentry *parent, struct debugfs_blob_wrapper *blob) { @@ -396,53 +395,100 @@ static ssize_t wil_write_file_reset(struct file *file, const char __user *buf, static const struct file_operations fops_reset = { .write = wil_write_file_reset, - .open = wil_default_open, + .open = simple_open, }; -/*---------Tx descriptor------------*/ +static void wil_seq_hexdump(struct seq_file *s, void *p, int len, + const char *prefix) +{ + char printbuf[16 * 3 + 2]; + int i = 0; + while (i < len) { + int l = min(len - i, 16); + hex_dump_to_buffer(p + i, l, 16, 1, printbuf, + sizeof(printbuf), false); + seq_printf(s, "%s%s\n", prefix, printbuf); + i += l; + } +} + +static void wil_seq_print_skb(struct seq_file *s, struct sk_buff *skb) +{ + int i = 0; + int len = skb_headlen(skb); + void *p = skb->data; + int nr_frags = skb_shinfo(skb)->nr_frags; + + seq_printf(s, " len = %d\n", len); + wil_seq_hexdump(s, p, len, " : "); + + if (nr_frags) { + seq_printf(s, " nr_frags = %d\n", nr_frags); + for (i = 0; i < nr_frags; i++) { + const struct skb_frag_struct *frag = + &skb_shinfo(skb)->frags[i]; + + len = skb_frag_size(frag); + p = skb_frag_address_safe(frag); + seq_printf(s, " [%2d] : len = %d\n", i, len); + wil_seq_hexdump(s, p, len, " : "); + } + } +} + +/*---------Tx/Rx descriptor------------*/ static int wil_txdesc_debugfs_show(struct seq_file *s, void *data) { struct wil6210_priv *wil = s->private; - struct vring *vring = &(wil->vring_tx[0]); + struct vring *vring; + bool tx = (dbg_vring_index < WIL6210_MAX_TX_RINGS); + if (tx) + vring = &(wil->vring_tx[dbg_vring_index]); + else + vring = &wil->vring_rx; if (!vring->va) { - seq_printf(s, "No Tx VRING\n"); + if (tx) + seq_printf(s, "No Tx[%2d] VRING\n", dbg_vring_index); + else + seq_puts(s, "No Rx VRING\n"); return 0; } if (dbg_txdesc_index < vring->size) { + /* use struct vring_tx_desc for Rx as well, + * only field used, .dma.length, is the same + */ volatile struct vring_tx_desc *d = &(vring->va[dbg_txdesc_index].tx); volatile u32 *u = (volatile u32 *)d; - struct sk_buff *skb = vring->ctx[dbg_txdesc_index]; + struct sk_buff *skb = vring->ctx[dbg_txdesc_index].skb; - seq_printf(s, "Tx[%3d] = {\n", dbg_txdesc_index); + if (tx) + seq_printf(s, "Tx[%2d][%3d] = {\n", dbg_vring_index, + dbg_txdesc_index); + else + seq_printf(s, "Rx[%3d] = {\n", dbg_txdesc_index); seq_printf(s, " MAC = 0x%08x 0x%08x 0x%08x 0x%08x\n", u[0], u[1], u[2], u[3]); seq_printf(s, " DMA = 0x%08x 0x%08x 0x%08x 0x%08x\n", u[4], u[5], u[6], u[7]); - seq_printf(s, " SKB = %p\n", skb); + seq_printf(s, " SKB = 0x%p\n", skb); if (skb) { - unsigned char printbuf[16 * 3 + 2]; - int i = 0; - int len = skb_headlen(skb); - void *p = skb->data; - - seq_printf(s, " len = %d\n", len); - - while (i < len) { - int l = min(len - i, 16); - hex_dump_to_buffer(p + i, l, 16, 1, printbuf, - sizeof(printbuf), false); - seq_printf(s, " : %s\n", printbuf); - i += l; - } + skb_get(skb); + wil_seq_print_skb(s, skb); + kfree_skb(skb); } seq_printf(s, "}\n"); } else { - seq_printf(s, "TxDesc index (%d) >= size (%d)\n", - dbg_txdesc_index, vring->size); + if (tx) + seq_printf(s, "[%2d] TxDesc index (%d) >= size (%d)\n", + dbg_vring_index, dbg_txdesc_index, + vring->size); + else + seq_printf(s, "RxDesc index (%d) >= size (%d)\n", + dbg_txdesc_index, vring->size); } return 0; @@ -526,7 +572,113 @@ static ssize_t wil_write_file_ssid(struct file *file, const char __user *buf, static const struct file_operations fops_ssid = { .read = wil_read_file_ssid, .write = wil_write_file_ssid, - .open = wil_default_open, + .open = simple_open, +}; + +/*---------temp------------*/ +static void print_temp(struct seq_file *s, const char *prefix, u32 t) +{ + switch (t) { + case 0: + case ~(u32)0: + seq_printf(s, "%s N/A\n", prefix); + break; + default: + seq_printf(s, "%s %d.%03d\n", prefix, t / 1000, t % 1000); + break; + } +} + +static int wil_temp_debugfs_show(struct seq_file *s, void *data) +{ + struct wil6210_priv *wil = s->private; + u32 t_m, t_r; + + int rc = wmi_get_temperature(wil, &t_m, &t_r); + if (rc) { + seq_printf(s, "Failed\n"); + return 0; + } + + print_temp(s, "MAC temperature :", t_m); + print_temp(s, "Radio temperature :", t_r); + + return 0; +} + +static int wil_temp_seq_open(struct inode *inode, struct file *file) +{ + return single_open(file, wil_temp_debugfs_show, inode->i_private); +} + +static const struct file_operations fops_temp = { + .open = wil_temp_seq_open, + .release = single_release, + .read = seq_read, + .llseek = seq_lseek, +}; + +/*---------Station matrix------------*/ +static void wil_print_rxtid(struct seq_file *s, struct wil_tid_ampdu_rx *r) +{ + int i; + u16 index = ((r->head_seq_num - r->ssn) & 0xfff) % r->buf_size; + seq_printf(s, "0x%03x [", r->head_seq_num); + for (i = 0; i < r->buf_size; i++) { + if (i == index) + seq_printf(s, "%c", r->reorder_buf[i] ? 'O' : '|'); + else + seq_printf(s, "%c", r->reorder_buf[i] ? '*' : '_'); + } + seq_puts(s, "]\n"); +} + +static int wil_sta_debugfs_show(struct seq_file *s, void *data) +{ + struct wil6210_priv *wil = s->private; + int i, tid; + + for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + struct wil_sta_info *p = &wil->sta[i]; + char *status = "unknown"; + switch (p->status) { + case wil_sta_unused: + status = "unused "; + break; + case wil_sta_conn_pending: + status = "pending "; + break; + case wil_sta_connected: + status = "connected"; + break; + } + seq_printf(s, "[%d] %pM %s%s\n", i, p->addr, status, + (p->data_port_open ? " data_port_open" : "")); + + if (p->status == wil_sta_connected) { + for (tid = 0; tid < WIL_STA_TID_NUM; tid++) { + struct wil_tid_ampdu_rx *r = p->tid_rx[tid]; + if (r) { + seq_printf(s, "[%2d] ", tid); + wil_print_rxtid(s, r); + } + } + } + } + + return 0; +} + +static int wil_sta_seq_open(struct inode *inode, struct file *file) +{ + return single_open(file, wil_sta_debugfs_show, inode->i_private); +} + +static const struct file_operations fops_sta = { + .open = wil_sta_seq_open, + .release = single_release, + .read = seq_read, + .llseek = seq_lseek, }; /*----------------*/ @@ -540,9 +692,13 @@ int wil6210_debugfs_init(struct wil6210_priv *wil) debugfs_create_file("mbox", S_IRUGO, dbg, wil, &fops_mbox); debugfs_create_file("vrings", S_IRUGO, dbg, wil, &fops_vring); - debugfs_create_file("txdesc", S_IRUGO, dbg, wil, &fops_txdesc); - debugfs_create_u32("txdesc_index", S_IRUGO | S_IWUSR, dbg, + debugfs_create_file("stations", S_IRUGO, dbg, wil, &fops_sta); + debugfs_create_file("desc", S_IRUGO, dbg, wil, &fops_txdesc); + debugfs_create_u32("desc_index", S_IRUGO | S_IWUSR, dbg, &dbg_txdesc_index); + debugfs_create_u32("vring_index", S_IRUGO | S_IWUSR, dbg, + &dbg_vring_index); + debugfs_create_file("bf", S_IRUGO, dbg, wil, &fops_bf); debugfs_create_file("ssid", S_IRUGO | S_IWUSR, dbg, wil, &fops_ssid); debugfs_create_u32("secure_pcp", S_IRUGO | S_IWUSR, dbg, @@ -563,6 +719,7 @@ int wil6210_debugfs_init(struct wil6210_priv *wil) debugfs_create_file("mem_val", S_IRUGO, dbg, wil, &fops_memread); debugfs_create_file("reset", S_IWUSR, dbg, wil, &fops_reset); + debugfs_create_file("temp", S_IRUGO, dbg, wil, &fops_temp); wil->rgf_blob.data = (void * __force)wil->csr + 0; wil->rgf_blob.size = 0xa000; diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c index 38049da7104..73593aa3cd9 100644 --- a/drivers/net/wireless/ath/wil6210/interrupt.c +++ b/drivers/net/wireless/ath/wil6210/interrupt.c @@ -17,6 +17,7 @@ #include <linux/interrupt.h> #include "wil6210.h" +#include "trace.h" /** * Theory of operation: @@ -38,7 +39,9 @@ #define WIL6210_IMC_RX BIT_DMA_EP_RX_ICR_RX_DONE #define WIL6210_IMC_TX (BIT_DMA_EP_TX_ICR_TX_DONE | \ BIT_DMA_EP_TX_ICR_TX_DONE_N(0)) -#define WIL6210_IMC_MISC (ISR_MISC_FW_READY | ISR_MISC_MBOX_EVT) +#define WIL6210_IMC_MISC (ISR_MISC_FW_READY | \ + ISR_MISC_MBOX_EVT | \ + ISR_MISC_FW_ERROR) #define WIL6210_IRQ_PSEUDO_MASK (u32)(~(BIT_DMA_PSEUDO_CAUSE_RX | \ BIT_DMA_PSEUDO_CAUSE_TX | \ @@ -50,7 +53,6 @@ static inline void wil_icr_clear(u32 x, void __iomem *addr) { - } #else /* defined(CONFIG_WIL6210_ISR_COR) */ /* configure to Write-1-to-Clear mode */ @@ -94,7 +96,7 @@ static void wil6210_mask_irq_misc(struct wil6210_priv *wil) static void wil6210_mask_irq_pseudo(struct wil6210_priv *wil) { - wil_dbg_IRQ(wil, "%s()\n", __func__); + wil_dbg_irq(wil, "%s()\n", __func__); iowrite32(WIL6210_IRQ_DISABLE, wil->csr + HOSTADDR(RGF_DMA_PSEUDO_CAUSE_MASK_SW)); @@ -102,14 +104,14 @@ static void wil6210_mask_irq_pseudo(struct wil6210_priv *wil) clear_bit(wil_status_irqen, &wil->status); } -static void wil6210_unmask_irq_tx(struct wil6210_priv *wil) +void wil6210_unmask_irq_tx(struct wil6210_priv *wil) { iowrite32(WIL6210_IMC_TX, wil->csr + HOSTADDR(RGF_DMA_EP_TX_ICR) + offsetof(struct RGF_ICR, IMC)); } -static void wil6210_unmask_irq_rx(struct wil6210_priv *wil) +void wil6210_unmask_irq_rx(struct wil6210_priv *wil) { iowrite32(WIL6210_IMC_RX, wil->csr + HOSTADDR(RGF_DMA_EP_RX_ICR) + @@ -125,7 +127,7 @@ static void wil6210_unmask_irq_misc(struct wil6210_priv *wil) static void wil6210_unmask_irq_pseudo(struct wil6210_priv *wil) { - wil_dbg_IRQ(wil, "%s()\n", __func__); + wil_dbg_irq(wil, "%s()\n", __func__); set_bit(wil_status_irqen, &wil->status); @@ -135,7 +137,7 @@ static void wil6210_unmask_irq_pseudo(struct wil6210_priv *wil) void wil6210_disable_irq(struct wil6210_priv *wil) { - wil_dbg_IRQ(wil, "%s()\n", __func__); + wil_dbg_irq(wil, "%s()\n", __func__); wil6210_mask_irq_tx(wil); wil6210_mask_irq_rx(wil); @@ -145,7 +147,7 @@ void wil6210_disable_irq(struct wil6210_priv *wil) void wil6210_enable_irq(struct wil6210_priv *wil) { - wil_dbg_IRQ(wil, "%s()\n", __func__); + wil_dbg_irq(wil, "%s()\n", __func__); iowrite32(WIL_ICR_ICC_VALUE, wil->csr + HOSTADDR(RGF_DMA_EP_RX_ICR) + offsetof(struct RGF_ICR, ICC)); @@ -154,6 +156,19 @@ void wil6210_enable_irq(struct wil6210_priv *wil) iowrite32(WIL_ICR_ICC_VALUE, wil->csr + HOSTADDR(RGF_DMA_EP_MISC_ICR) + offsetof(struct RGF_ICR, ICC)); + /* interrupt moderation parameters */ + if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) { + /* disable interrupt moderation for monitor + * to get better timestamp precision + */ + iowrite32(0, wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL)); + } else { + iowrite32(WIL6210_ITR_TRSH, + wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_TRSH)); + iowrite32(BIT_DMA_ITR_CNT_CRL_EN, + wil->csr + HOSTADDR(RGF_DMA_ITR_CNT_CRL)); + } + wil6210_unmask_irq_pseudo(wil); wil6210_unmask_irq_tx(wil); wil6210_unmask_irq_rx(wil); @@ -167,7 +182,8 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie) HOSTADDR(RGF_DMA_EP_RX_ICR) + offsetof(struct RGF_ICR, ICR)); - wil_dbg_IRQ(wil, "ISR RX 0x%08x\n", isr); + trace_wil6210_irq_rx(isr); + wil_dbg_irq(wil, "ISR RX 0x%08x\n", isr); if (!isr) { wil_err(wil, "spurious IRQ: RX\n"); @@ -177,15 +193,20 @@ static irqreturn_t wil6210_irq_rx(int irq, void *cookie) wil6210_mask_irq_rx(wil); if (isr & BIT_DMA_EP_RX_ICR_RX_DONE) { - wil_dbg_IRQ(wil, "RX done\n"); + wil_dbg_irq(wil, "RX done\n"); isr &= ~BIT_DMA_EP_RX_ICR_RX_DONE; - wil_rx_handle(wil); + if (test_bit(wil_status_reset_done, &wil->status)) { + wil_dbg_txrx(wil, "NAPI(Rx) schedule\n"); + napi_schedule(&wil->napi_rx); + } else { + wil_err(wil, "Got Rx interrupt while in reset\n"); + } } if (isr) wil_err(wil, "un-handled RX ISR bits 0x%08x\n", isr); - wil6210_unmask_irq_rx(wil); + /* Rx IRQ will be enabled when NAPI processing finished */ return IRQ_HANDLED; } @@ -197,7 +218,8 @@ static irqreturn_t wil6210_irq_tx(int irq, void *cookie) HOSTADDR(RGF_DMA_EP_TX_ICR) + offsetof(struct RGF_ICR, ICR)); - wil_dbg_IRQ(wil, "ISR TX 0x%08x\n", isr); + trace_wil6210_irq_tx(isr); + wil_dbg_irq(wil, "ISR TX 0x%08x\n", isr); if (!isr) { wil_err(wil, "spurious IRQ: TX\n"); @@ -207,27 +229,46 @@ static irqreturn_t wil6210_irq_tx(int irq, void *cookie) wil6210_mask_irq_tx(wil); if (isr & BIT_DMA_EP_TX_ICR_TX_DONE) { - uint i; - wil_dbg_IRQ(wil, "TX done\n"); + wil_dbg_irq(wil, "TX done\n"); isr &= ~BIT_DMA_EP_TX_ICR_TX_DONE; - for (i = 0; i < 24; i++) { - u32 mask = BIT_DMA_EP_TX_ICR_TX_DONE_N(i); - if (isr & mask) { - isr &= ~mask; - wil_dbg_IRQ(wil, "TX done(%i)\n", i); - wil_tx_complete(wil, i); - } + /* clear also all VRING interrupts */ + isr &= ~(BIT(25) - 1UL); + if (test_bit(wil_status_reset_done, &wil->status)) { + wil_dbg_txrx(wil, "NAPI(Tx) schedule\n"); + napi_schedule(&wil->napi_tx); + } else { + wil_err(wil, "Got Tx interrupt while in reset\n"); } } if (isr) wil_err(wil, "un-handled TX ISR bits 0x%08x\n", isr); - wil6210_unmask_irq_tx(wil); + /* Tx IRQ will be enabled when NAPI processing finished */ return IRQ_HANDLED; } +static void wil_notify_fw_error(struct wil6210_priv *wil) +{ + struct device *dev = &wil_to_ndev(wil)->dev; + char *envp[3] = { + [0] = "SOURCE=wil6210", + [1] = "EVENT=FW_ERROR", + [2] = NULL, + }; + kobject_uevent_env(&dev->kobj, KOBJ_CHANGE, envp); +} + +static void wil_cache_mbox_regs(struct wil6210_priv *wil) +{ + /* make shadow copy of registers that should not change on run time */ + wil_memcpy_fromio_32(&wil->mbox_ctl, wil->csr + HOST_MBOX, + sizeof(struct wil6210_mbox_ctl)); + wil_mbox_ring_le2cpus(&wil->mbox_ctl.rx); + wil_mbox_ring_le2cpus(&wil->mbox_ctl.tx); +} + static irqreturn_t wil6210_irq_misc(int irq, void *cookie) { struct wil6210_priv *wil = cookie; @@ -235,7 +276,8 @@ static irqreturn_t wil6210_irq_misc(int irq, void *cookie) HOSTADDR(RGF_DMA_EP_MISC_ICR) + offsetof(struct RGF_ICR, ICR)); - wil_dbg_IRQ(wil, "ISR MISC 0x%08x\n", isr); + trace_wil6210_irq_misc(isr); + wil_dbg_irq(wil, "ISR MISC 0x%08x\n", isr); if (!isr) { wil_err(wil, "spurious IRQ: MISC\n"); @@ -244,8 +286,20 @@ static irqreturn_t wil6210_irq_misc(int irq, void *cookie) wil6210_mask_irq_misc(wil); + if (isr & ISR_MISC_FW_ERROR) { + wil_err(wil, "Firmware error detected\n"); + clear_bit(wil_status_fwready, &wil->status); + /* + * do not clear @isr here - we do 2-nd part in thread + * there, user space get notified, and it should be done + * in non-atomic context + */ + } + if (isr & ISR_MISC_FW_READY) { - wil_dbg_IRQ(wil, "IRQ: FW ready\n"); + wil_dbg_irq(wil, "IRQ: FW ready\n"); + wil_cache_mbox_regs(wil); + set_bit(wil_status_reset_done, &wil->status); /** * Actual FW ready indicated by the * WMI_FW_READY_EVENTID @@ -268,16 +322,23 @@ static irqreturn_t wil6210_irq_misc_thread(int irq, void *cookie) struct wil6210_priv *wil = cookie; u32 isr = wil->isr_misc; - wil_dbg_IRQ(wil, "Thread ISR MISC 0x%08x\n", isr); + trace_wil6210_irq_misc_thread(isr); + wil_dbg_irq(wil, "Thread ISR MISC 0x%08x\n", isr); + + if (isr & ISR_MISC_FW_ERROR) { + wil_notify_fw_error(wil); + isr &= ~ISR_MISC_FW_ERROR; + wil_fw_error_recovery(wil); + } if (isr & ISR_MISC_MBOX_EVT) { - wil_dbg_IRQ(wil, "MBOX event\n"); + wil_dbg_irq(wil, "MBOX event\n"); wmi_recv_cmd(wil); isr &= ~ISR_MISC_MBOX_EVT; } if (isr) - wil_err(wil, "un-handled MISC ISR bits 0x%08x\n", isr); + wil_dbg_irq(wil, "un-handled MISC ISR bits 0x%08x\n", isr); wil->isr_misc = 0; @@ -293,7 +354,7 @@ static irqreturn_t wil6210_thread_irq(int irq, void *cookie) { struct wil6210_priv *wil = cookie; - wil_dbg_IRQ(wil, "Thread IRQ\n"); + wil_dbg_irq(wil, "Thread IRQ\n"); /* Discover real IRQ cause */ if (wil->isr_misc) wil6210_irq_misc_thread(irq, cookie); @@ -370,6 +431,9 @@ static irqreturn_t wil6210_hardirq(int irq, void *cookie) if (wil6210_debug_irq_mask(wil, pseudo_cause)) return IRQ_NONE; + trace_wil6210_irq_pseudo(pseudo_cause); + wil_dbg_irq(wil, "Pseudo IRQ 0x%08x\n", pseudo_cause); + wil6210_mask_irq_pseudo(wil); /* Discover real IRQ cause @@ -401,8 +465,6 @@ static irqreturn_t wil6210_hardirq(int irq, void *cookie) if (rc != IRQ_WAKE_THREAD) wil6210_unmask_irq_pseudo(wil); - wil_dbg_IRQ(wil, "Hard IRQ 0x%08x\n", pseudo_cause); - return rc; } @@ -441,6 +503,23 @@ free0: return rc; } +/* can't use wil_ioread32_and_clear because ICC value is not ser yet */ +static inline void wil_clear32(void __iomem *addr) +{ + u32 x = ioread32(addr); + + iowrite32(x, addr); +} + +void wil6210_clear_irq(struct wil6210_priv *wil) +{ + wil_clear32(wil->csr + HOSTADDR(RGF_DMA_EP_RX_ICR) + + offsetof(struct RGF_ICR, ICR)); + wil_clear32(wil->csr + HOSTADDR(RGF_DMA_EP_TX_ICR) + + offsetof(struct RGF_ICR, ICR)); + wil_clear32(wil->csr + HOSTADDR(RGF_DMA_EP_MISC_ICR) + + offsetof(struct RGF_ICR, ICR)); +} int wil6210_init_irq(struct wil6210_priv *wil, int irq) { diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 95fcd361322..11e6d9d22ea 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -14,16 +14,16 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/kernel.h> -#include <linux/netdevice.h> -#include <linux/sched.h> -#include <linux/ieee80211.h> -#include <linux/wireless.h> -#include <linux/slab.h> #include <linux/moduleparam.h> #include <linux/if_arp.h> +#include <linux/etherdevice.h> #include "wil6210.h" +#include "txrx.h" + +static bool no_fw_recovery; +module_param(no_fw_recovery, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(no_fw_recovery, " disable FW error recovery"); /* * Due to a hardware issue, @@ -58,33 +58,74 @@ void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, __raw_writel(*s++, d++); } -static void _wil6210_disconnect(struct wil6210_priv *wil, void *bssid) +static void wil_disconnect_cid(struct wil6210_priv *wil, int cid) { uint i; + struct wil_sta_info *sta = &wil->sta[cid]; + + sta->data_port_open = false; + if (sta->status != wil_sta_unused) { + wmi_disconnect_sta(wil, sta->addr, WLAN_REASON_DEAUTH_LEAVING); + sta->status = wil_sta_unused; + } + + for (i = 0; i < WIL_STA_TID_NUM; i++) { + struct wil_tid_ampdu_rx *r = sta->tid_rx[i]; + sta->tid_rx[i] = NULL; + wil_tid_ampdu_rx_free(wil, r); + } + for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) { + if (wil->vring2cid_tid[i][0] == cid) + wil_vring_fini_tx(wil, i); + } + memset(&sta->stats, 0, sizeof(sta->stats)); +} + +static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) +{ + int cid = -ENOENT; struct net_device *ndev = wil_to_ndev(wil); struct wireless_dev *wdev = wil->wdev; - wil_dbg(wil, "%s()\n", __func__); + might_sleep(); + if (bssid) { + cid = wil_find_cid(wil, bssid); + wil_dbg_misc(wil, "%s(%pM, CID %d)\n", __func__, bssid, cid); + } else { + wil_dbg_misc(wil, "%s(all)\n", __func__); + } - wil_link_off(wil); - clear_bit(wil_status_fwconnected, &wil->status); + if (cid >= 0) /* disconnect 1 peer */ + wil_disconnect_cid(wil, cid); + else /* disconnect all */ + for (cid = 0; cid < WIL6210_MAX_CID; cid++) + wil_disconnect_cid(wil, cid); - switch (wdev->sme_state) { - case CFG80211_SME_CONNECTED: - cfg80211_disconnected(ndev, WLAN_STATUS_UNSPECIFIED_FAILURE, - NULL, 0, GFP_KERNEL); - break; - case CFG80211_SME_CONNECTING: - cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, - WLAN_STATUS_UNSPECIFIED_FAILURE, - GFP_KERNEL); + /* link state */ + switch (wdev->iftype) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + wil_link_off(wil); + if (test_bit(wil_status_fwconnected, &wil->status)) { + clear_bit(wil_status_fwconnected, &wil->status); + cfg80211_disconnected(ndev, + WLAN_STATUS_UNSPECIFIED_FAILURE, + NULL, 0, GFP_KERNEL); + } else if (test_bit(wil_status_fwconnecting, &wil->status)) { + cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0, + WLAN_STATUS_UNSPECIFIED_FAILURE, + GFP_KERNEL); + } + clear_bit(wil_status_fwconnecting, &wil->status); break; default: - ; + /* AP-like interface and monitor: + * never scan, always connected + */ + if (bssid) + cfg80211_del_sta(ndev, bssid, GFP_KERNEL); + break; } - - for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) - wil_vring_fini_tx(wil, i); } static void wil_disconnect_worker(struct work_struct *work) @@ -92,14 +133,16 @@ static void wil_disconnect_worker(struct work_struct *work) struct wil6210_priv *wil = container_of(work, struct wil6210_priv, disconnect_worker); + mutex_lock(&wil->mutex); _wil6210_disconnect(wil, NULL); + mutex_unlock(&wil->mutex); } static void wil_connect_timer_fn(ulong x) { struct wil6210_priv *wil = (void *)x; - wil_dbg(wil, "Connect timeout\n"); + wil_dbg_misc(wil, "Connect timeout\n"); /* reschedule to thread context - disconnect won't * run from atomic context @@ -107,9 +150,105 @@ static void wil_connect_timer_fn(ulong x) schedule_work(&wil->disconnect_worker); } +static void wil_scan_timer_fn(ulong x) +{ + struct wil6210_priv *wil = (void *)x; + + clear_bit(wil_status_fwready, &wil->status); + wil_err(wil, "Scan timeout detected, start fw error recovery\n"); + schedule_work(&wil->fw_error_worker); +} + +static void wil_fw_error_worker(struct work_struct *work) +{ + struct wil6210_priv *wil = container_of(work, + struct wil6210_priv, fw_error_worker); + struct wireless_dev *wdev = wil->wdev; + + wil_dbg_misc(wil, "fw error worker\n"); + + if (no_fw_recovery) + return; + + /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO + * passed since last recovery attempt + */ + if (time_is_after_jiffies(wil->last_fw_recovery + + WIL6210_FW_RECOVERY_TO)) + wil->recovery_count++; + else + wil->recovery_count = 1; /* fw was alive for a long time */ + + if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) { + wil_err(wil, "too many recovery attempts (%d), giving up\n", + wil->recovery_count); + return; + } + + wil->last_fw_recovery = jiffies; + + mutex_lock(&wil->mutex); + switch (wdev->iftype) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + case NL80211_IFTYPE_MONITOR: + wil_info(wil, "fw error recovery started (try %d)...\n", + wil->recovery_count); + wil_reset(wil); + + /* need to re-allocate Rx ring after reset */ + wil_rx_init(wil); + break; + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + /* recovery in these modes is done by upper layers */ + break; + default: + break; + } + mutex_unlock(&wil->mutex); +} + +static int wil_find_free_vring(struct wil6210_priv *wil) +{ + int i; + for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { + if (!wil->vring_tx[i].va) + return i; + } + return -EINVAL; +} + +static void wil_connect_worker(struct work_struct *work) +{ + int rc; + struct wil6210_priv *wil = container_of(work, struct wil6210_priv, + connect_worker); + int cid = wil->pending_connect_cid; + int ringid = wil_find_free_vring(wil); + + if (cid < 0) { + wil_err(wil, "No connection pending\n"); + return; + } + + wil_dbg_wmi(wil, "Configure for connection CID %d\n", cid); + + rc = wil_vring_init_tx(wil, ringid, WIL6210_TX_RING_SIZE, cid, 0); + wil->pending_connect_cid = -1; + if (rc == 0) { + wil->sta[cid].status = wil_sta_connected; + wil_link_on(wil); + } else { + wil->sta[cid].status = wil_sta_unused; + } +} + int wil_priv_init(struct wil6210_priv *wil) { - wil_dbg(wil, "%s()\n", __func__); + wil_dbg_misc(wil, "%s()\n", __func__); + + memset(wil->sta, 0, sizeof(wil->sta)); mutex_init(&wil->mutex); mutex_init(&wil->wmi_mutex); @@ -118,10 +257,12 @@ int wil_priv_init(struct wil6210_priv *wil) wil->pending_connect_cid = -1; setup_timer(&wil->connect_timer, wil_connect_timer_fn, (ulong)wil); + setup_timer(&wil->scan_timer, wil_scan_timer_fn, (ulong)wil); - INIT_WORK(&wil->wmi_connect_worker, wmi_connect_worker); + INIT_WORK(&wil->connect_worker, wil_connect_worker); INIT_WORK(&wil->disconnect_worker, wil_disconnect_worker); INIT_WORK(&wil->wmi_event_worker, wmi_event_worker); + INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker); INIT_LIST_HEAD(&wil->pending_wmi_ev); spin_lock_init(&wil->wmi_ev_lock); @@ -136,16 +277,12 @@ int wil_priv_init(struct wil6210_priv *wil) return -EAGAIN; } - /* make shadow copy of registers that should not change on run time */ - wil_memcpy_fromio_32(&wil->mbox_ctl, wil->csr + HOST_MBOX, - sizeof(struct wil6210_mbox_ctl)); - wil_mbox_ring_le2cpus(&wil->mbox_ctl.rx); - wil_mbox_ring_le2cpus(&wil->mbox_ctl.tx); + wil->last_fw_recovery = jiffies; return 0; } -void wil6210_disconnect(struct wil6210_priv *wil, void *bssid) +void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) { del_timer_sync(&wil->connect_timer); _wil6210_disconnect(wil, bssid); @@ -153,8 +290,12 @@ void wil6210_disconnect(struct wil6210_priv *wil, void *bssid) void wil_priv_deinit(struct wil6210_priv *wil) { + del_timer_sync(&wil->scan_timer); cancel_work_sync(&wil->disconnect_worker); + cancel_work_sync(&wil->fw_error_worker); + mutex_lock(&wil->mutex); wil6210_disconnect(wil, NULL); + mutex_unlock(&wil->mutex); wmi_event_flush(wil); destroy_workqueue(wil->wmi_wq_conn); destroy_workqueue(wil->wmi_wq); @@ -162,50 +303,78 @@ void wil_priv_deinit(struct wil6210_priv *wil) static void wil_target_reset(struct wil6210_priv *wil) { - wil_dbg(wil, "Resetting...\n"); + int delay = 0; + u32 hw_state; + u32 rev_id; + wil_dbg_misc(wil, "Resetting...\n"); + + /* register read */ +#define R(a) ioread32(wil->csr + HOSTADDR(a)) /* register write */ #define W(a, v) iowrite32(v, wil->csr + HOSTADDR(a)) /* register set = read, OR, write */ -#define S(a, v) iowrite32(ioread32(wil->csr + HOSTADDR(a)) | v, \ - wil->csr + HOSTADDR(a)) +#define S(a, v) W(a, R(a) | v) + /* register clear = read, AND with inverted, write */ +#define C(a, v) W(a, R(a) & ~v) + wil->hw_version = R(RGF_USER_FW_REV_ID); + rev_id = wil->hw_version & 0xff; /* hpal_perst_from_pad_src_n_mask */ S(RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT(6)); /* car_perst_rst_src_n_mask */ S(RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT(7)); + wmb(); /* order is important here */ W(RGF_USER_MAC_CPU_0, BIT(1)); /* mac_cpu_man_rst */ W(RGF_USER_USER_CPU_0, BIT(1)); /* user_cpu_man_rst */ - - msleep(100); + wmb(); /* order is important here */ W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xFE000000); W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003F); W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000170); W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xFFE7FC00); - - msleep(100); + wmb(); /* order is important here */ W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0); W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); + wmb(); /* order is important here */ W(RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000001); - W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00000080); + if (rev_id == 1) { + W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00000080); + } else { + W(RGF_PCIE_LOS_COUNTER_CTL, BIT(6) | BIT(8)); + W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000); + } W(RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0); + wmb(); /* order is important here */ + + /* wait until device ready */ + do { + msleep(1); + hw_state = R(RGF_USER_HW_MACHINE_STATE); + if (delay++ > 100) { + wil_err(wil, "Reset not completed, hw_state 0x%08x\n", + hw_state); + return; + } + } while (hw_state != HW_MACHINE_BOOT_DONE); - msleep(2000); - - W(RGF_USER_USER_CPU_0, BIT(0)); /* user_cpu_man_de_rst */ + if (rev_id == 2) + W(RGF_PCIE_LOS_COUNTER_CTL, BIT(8)); - msleep(2000); + C(RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD); + wmb(); /* order is important here */ - wil_dbg(wil, "Reset completed\n"); + wil_dbg_misc(wil, "Reset completed in %d ms\n", delay); +#undef R #undef W #undef S +#undef C } void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r) @@ -225,8 +394,8 @@ static int wil_wait_for_fw_ready(struct wil6210_priv *wil) wil_err(wil, "Firmware not ready\n"); return -ETIME; } else { - wil_dbg(wil, "FW ready after %d ms\n", - jiffies_to_msecs(to-left)); + wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", + jiffies_to_msecs(to-left), wil->hw_version); } return 0; } @@ -240,29 +409,39 @@ int wil_reset(struct wil6210_priv *wil) { int rc; + WARN_ON(!mutex_is_locked(&wil->mutex)); + cancel_work_sync(&wil->disconnect_worker); wil6210_disconnect(wil, NULL); - wmi_event_flush(wil); + wil->status = 0; /* prevent NAPI from being scheduled */ + if (test_bit(wil_status_napi_en, &wil->status)) { + napi_synchronize(&wil->napi_rx); + } - flush_workqueue(wil->wmi_wq); - flush_workqueue(wil->wmi_wq_conn); + if (wil->scan_request) { + wil_dbg_misc(wil, "Abort scan_request 0x%p\n", + wil->scan_request); + del_timer_sync(&wil->scan_timer); + cfg80211_scan_done(wil->scan_request, true); + wil->scan_request = NULL; + } wil6210_disable_irq(wil); - wil->status = 0; + + wmi_event_flush(wil); + + flush_workqueue(wil->wmi_wq_conn); + flush_workqueue(wil->wmi_wq); /* TODO: put MAC in reset */ wil_target_reset(wil); + wil_rx_fini(wil); + /* init after reset */ wil->pending_connect_cid = -1; - INIT_COMPLETION(wil->wmi_ready); - - /* make shadow copy of registers that should not change on run time */ - wil_memcpy_fromio_32(&wil->mbox_ctl, wil->csr + HOST_MBOX, - sizeof(struct wil6210_mbox_ctl)); - wil_mbox_ring_le2cpus(&wil->mbox_ctl.rx); - wil_mbox_ring_le2cpus(&wil->mbox_ctl.tx); + reinit_completion(&wil->wmi_ready); /* TODO: release MAC reset */ wil6210_enable_irq(wil); @@ -273,12 +452,17 @@ int wil_reset(struct wil6210_priv *wil) return rc; } +void wil_fw_error_recovery(struct wil6210_priv *wil) +{ + wil_dbg_misc(wil, "starting fw error recovery\n"); + schedule_work(&wil->fw_error_worker); +} void wil_link_on(struct wil6210_priv *wil) { struct net_device *ndev = wil_to_ndev(wil); - wil_dbg(wil, "%s()\n", __func__); + wil_dbg_misc(wil, "%s()\n", __func__); netif_carrier_on(ndev); netif_tx_wake_all_queues(ndev); @@ -288,7 +472,7 @@ void wil_link_off(struct wil6210_priv *wil) { struct net_device *ndev = wil_to_ndev(wil); - wil_dbg(wil, "%s()\n", __func__); + wil_dbg_misc(wil, "%s()\n", __func__); netif_tx_stop_all_queues(ndev); netif_carrier_off(ndev); @@ -298,41 +482,38 @@ static int __wil_up(struct wil6210_priv *wil) { struct net_device *ndev = wil_to_ndev(wil); struct wireless_dev *wdev = wil->wdev; - struct ieee80211_channel *channel = wdev->preset_chandef.chan; int rc; - int bi; - u16 wmi_nettype = wil_iftype_nl2wmi(wdev->iftype); + + WARN_ON(!mutex_is_locked(&wil->mutex)); rc = wil_reset(wil); if (rc) return rc; - /* FIXME Firmware works now in PBSS mode(ToDS=0, FromDS=0) */ - wmi_nettype = wil_iftype_nl2wmi(NL80211_IFTYPE_ADHOC); + /* Rx VRING. After MAC and beacon */ + rc = wil_rx_init(wil); + if (rc) + return rc; + switch (wdev->iftype) { case NL80211_IFTYPE_STATION: - wil_dbg(wil, "type: STATION\n"); - bi = 0; + wil_dbg_misc(wil, "type: STATION\n"); ndev->type = ARPHRD_ETHER; break; case NL80211_IFTYPE_AP: - wil_dbg(wil, "type: AP\n"); - bi = 100; + wil_dbg_misc(wil, "type: AP\n"); ndev->type = ARPHRD_ETHER; break; case NL80211_IFTYPE_P2P_CLIENT: - wil_dbg(wil, "type: P2P_CLIENT\n"); - bi = 0; + wil_dbg_misc(wil, "type: P2P_CLIENT\n"); ndev->type = ARPHRD_ETHER; break; case NL80211_IFTYPE_P2P_GO: - wil_dbg(wil, "type: P2P_GO\n"); - bi = 100; + wil_dbg_misc(wil, "type: P2P_GO\n"); ndev->type = ARPHRD_ETHER; break; case NL80211_IFTYPE_MONITOR: - wil_dbg(wil, "type: Monitor\n"); - bi = 0; + wil_dbg_misc(wil, "type: Monitor\n"); ndev->type = ARPHRD_IEEE80211_RADIOTAP; /* ARPHRD_IEEE80211 or ARPHRD_IEEE80211_RADIOTAP ? */ break; @@ -340,33 +521,13 @@ static int __wil_up(struct wil6210_priv *wil) return -EOPNOTSUPP; } - /* Apply profile in the following order: */ - /* SSID and channel for the AP */ - switch (wdev->iftype) { - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_P2P_GO: - if (wdev->ssid_len == 0) { - wil_err(wil, "SSID not set\n"); - return -EINVAL; - } - wmi_set_ssid(wil, wdev->ssid_len, wdev->ssid); - if (channel) - wmi_set_channel(wil, channel->hw_value); - break; - default: - ; - } - /* MAC address - pre-requisite for other commands */ wmi_set_mac_address(wil, ndev->dev_addr); - /* Set up beaconing if required. */ - rc = wmi_set_bcon(wil, bi, wmi_nettype); - if (rc) - return rc; - /* Rx VRING. After MAC and beacon */ - wil_rx_init(wil); + napi_enable(&wil->napi_rx); + napi_enable(&wil->napi_tx); + set_bit(wil_status_napi_en, &wil->status); return 0; } @@ -384,7 +545,14 @@ int wil_up(struct wil6210_priv *wil) static int __wil_down(struct wil6210_priv *wil) { + WARN_ON(!mutex_is_locked(&wil->mutex)); + + clear_bit(wil_status_napi_en, &wil->status); + napi_disable(&wil->napi_rx); + napi_disable(&wil->napi_tx); + if (wil->scan_request) { + del_timer_sync(&wil->scan_timer); cfg80211_scan_done(wil->scan_request, true); wil->scan_request = NULL; } @@ -405,3 +573,19 @@ int wil_down(struct wil6210_priv *wil) return rc; } + +int wil_find_cid(struct wil6210_priv *wil, const u8 *mac) +{ + int i; + int rc = -ENOENT; + + for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + if ((wil->sta[i].status != wil_sta_unused) && + ether_addr_equal(wil->sta[i].addr, mac)) { + rc = i; + break; + } + } + + return rc; +} diff --git a/drivers/net/wireless/ath/wil6210/netdev.c b/drivers/net/wireless/ath/wil6210/netdev.c index 3068b5cb53a..106b6dcb773 100644 --- a/drivers/net/wireless/ath/wil6210/netdev.c +++ b/drivers/net/wireless/ath/wil6210/netdev.c @@ -14,10 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/module.h> -#include <linux/netdevice.h> #include <linux/etherdevice.h> -#include <linux/slab.h> #include "wil6210.h" @@ -35,39 +32,77 @@ static int wil_stop(struct net_device *ndev) return wil_down(wil); } -/* - * AC to queue mapping - * - * AC_VO -> queue 3 - * AC_VI -> queue 2 - * AC_BE -> queue 1 - * AC_BK -> queue 0 - */ -static u16 wil_select_queue(struct net_device *ndev, struct sk_buff *skb) +static int wil_change_mtu(struct net_device *ndev, int new_mtu) { - static const u16 wil_1d_to_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; struct wil6210_priv *wil = ndev_to_wil(ndev); - u16 rc; - skb->priority = cfg80211_classify8021d(skb); + if (new_mtu < 68 || new_mtu > IEEE80211_MAX_DATA_LEN_DMG) + return -EINVAL; - rc = wil_1d_to_queue[skb->priority]; + wil_dbg_misc(wil, "change MTU %d -> %d\n", ndev->mtu, new_mtu); + ndev->mtu = new_mtu; - wil_dbg_TXRX(wil, "%s() %d -> %d\n", __func__, (int)skb->priority, - (int)rc); - - return rc; + return 0; } static const struct net_device_ops wil_netdev_ops = { .ndo_open = wil_open, .ndo_stop = wil_stop, .ndo_start_xmit = wil_start_xmit, - .ndo_select_queue = wil_select_queue, - .ndo_set_mac_address = eth_mac_addr, - .ndo_validate_addr = eth_validate_addr, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, + .ndo_change_mtu = wil_change_mtu, }; +static int wil6210_netdev_poll_rx(struct napi_struct *napi, int budget) +{ + struct wil6210_priv *wil = container_of(napi, struct wil6210_priv, + napi_rx); + int quota = budget; + int done; + + wil_rx_handle(wil, "a); + done = budget - quota; + + if (done <= 1) { /* burst ends - only one packet processed */ + napi_complete(napi); + wil6210_unmask_irq_rx(wil); + wil_dbg_txrx(wil, "NAPI RX complete\n"); + } + + wil_dbg_txrx(wil, "NAPI RX poll(%d) done %d\n", budget, done); + + return done; +} + +static int wil6210_netdev_poll_tx(struct napi_struct *napi, int budget) +{ + struct wil6210_priv *wil = container_of(napi, struct wil6210_priv, + napi_tx); + int tx_done = 0; + uint i; + + /* always process ALL Tx complete, regardless budget - it is fast */ + for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { + struct vring *vring = &wil->vring_tx[i]; + + if (!vring->va) + continue; + + tx_done += wil_tx_complete(wil, i); + } + + if (tx_done <= 1) { /* burst ends - only one packet processed */ + napi_complete(napi); + wil6210_unmask_irq_tx(wil); + wil_dbg_txrx(wil, "NAPI TX complete\n"); + } + + wil_dbg_txrx(wil, "NAPI TX poll(%d) done %d\n", budget, tx_done); + + return min(tx_done, budget); +} + void *wil_if_alloc(struct device *dev, void __iomem *csr) { struct net_device *ndev; @@ -97,7 +132,7 @@ void *wil_if_alloc(struct device *dev, void __iomem *csr) ch = wdev->wiphy->bands[IEEE80211_BAND_60GHZ]->channels; cfg80211_chandef_create(&wdev->preset_chandef, ch, NL80211_CHAN_NO_HT); - ndev = alloc_netdev_mqs(0, "wlan%d", ether_setup, WIL6210_TX_QUEUES, 1); + ndev = alloc_netdev(0, "wlan%d", ether_setup); if (!ndev) { dev_err(dev, "alloc_netdev_mqs failed\n"); rc = -ENOMEM; @@ -106,9 +141,17 @@ void *wil_if_alloc(struct device *dev, void __iomem *csr) ndev->netdev_ops = &wil_netdev_ops; ndev->ieee80211_ptr = wdev; + ndev->hw_features = NETIF_F_HW_CSUM | NETIF_F_RXCSUM | + NETIF_F_SG | NETIF_F_GRO; + ndev->features |= ndev->hw_features; SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); wdev->netdev = ndev; + netif_napi_add(ndev, &wil->napi_rx, wil6210_netdev_poll_rx, + WIL6210_NAPI_BUDGET); + netif_napi_add(ndev, &wil->napi_tx, wil6210_netdev_poll_tx, + WIL6210_NAPI_BUDGET); + wil_link_off(wil); return wil; diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index 0fc83edd6ba..1e2e07b9d13 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -14,10 +14,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/kernel.h> #include <linux/module.h> -#include <linux/slab.h> -#include <linux/netdevice.h> #include <linux/debugfs.h> #include <linux/pci.h> #include <linux/moduleparam.h> @@ -44,36 +41,36 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil) switch (use_msi) { case 3: case 1: + wil_dbg_misc(wil, "Setup %d MSI interrupts\n", use_msi); + break; case 0: + wil_dbg_misc(wil, "MSI interrupts disabled, use INTx\n"); break; default: - wil_err(wil, "Invalid use_msi=%d, default to 1\n", - use_msi); + wil_err(wil, "Invalid use_msi=%d, default to 1\n", use_msi); use_msi = 1; } - wil->n_msi = use_msi; - if (wil->n_msi) { - wil_dbg(wil, "Setup %d MSI interrupts\n", use_msi); - rc = pci_enable_msi_block(pdev, wil->n_msi); - if (rc && (wil->n_msi == 3)) { - wil_err(wil, "3 MSI mode failed, try 1 MSI\n"); - wil->n_msi = 1; - rc = pci_enable_msi_block(pdev, wil->n_msi); - } - if (rc) { - wil_err(wil, "pci_enable_msi failed, use INTx\n"); - wil->n_msi = 0; - } - } else { - wil_dbg(wil, "MSI interrupts disabled, use INTx\n"); + + if (use_msi == 3 && pci_enable_msi_range(pdev, 3, 3) < 0) { + wil_err(wil, "3 MSI mode failed, try 1 MSI\n"); + use_msi = 1; } + if (use_msi == 1 && pci_enable_msi(pdev)) { + wil_err(wil, "pci_enable_msi failed, use INTx\n"); + use_msi = 0; + } + + wil->n_msi = use_msi; + rc = wil6210_init_irq(wil, pdev->irq); if (rc) goto stop_master; /* need reset here to obtain MAC */ + mutex_lock(&wil->mutex); rc = wil_reset(wil); + mutex_unlock(&wil->mutex); if (rc) goto release_irq; @@ -141,7 +138,7 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_release_reg; } /* rollback to err_iounmap */ - dev_info(&pdev->dev, "CSR at %pR -> %p\n", &pdev->resource[0], csr); + dev_info(&pdev->dev, "CSR at %pR -> 0x%p\n", &pdev->resource[0], csr); wil = wil_if_alloc(dev, csr); if (IS_ERR(wil)) { @@ -154,6 +151,7 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) pci_set_drvdata(pdev, wil); wil->pdev = pdev; + wil6210_clear_irq(wil); /* FW should raise IRQ when ready */ rc = wil_if_pcie_enable(wil); if (rc) { @@ -200,7 +198,6 @@ static void wil_pcie_remove(struct pci_dev *pdev) pci_iounmap(pdev, wil->csr); pci_release_region(pdev, 0); pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); } static DEFINE_PCI_DEVICE_TABLE(wil6210_pcie_ids) = { diff --git a/drivers/net/wireless/ath/wil6210/rx_reorder.c b/drivers/net/wireless/ath/wil6210/rx_reorder.c new file mode 100644 index 00000000000..747ae127587 --- /dev/null +++ b/drivers/net/wireless/ath/wil6210/rx_reorder.c @@ -0,0 +1,201 @@ +#include "wil6210.h" +#include "txrx.h" + +#define SEQ_MODULO 0x1000 +#define SEQ_MASK 0xfff + +static inline int seq_less(u16 sq1, u16 sq2) +{ + return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1); +} + +static inline u16 seq_inc(u16 sq) +{ + return (sq + 1) & SEQ_MASK; +} + +static inline u16 seq_sub(u16 sq1, u16 sq2) +{ + return (sq1 - sq2) & SEQ_MASK; +} + +static inline int reorder_index(struct wil_tid_ampdu_rx *r, u16 seq) +{ + return seq_sub(seq, r->ssn) % r->buf_size; +} + +static void wil_release_reorder_frame(struct wil6210_priv *wil, + struct wil_tid_ampdu_rx *r, + int index) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct sk_buff *skb = r->reorder_buf[index]; + + if (!skb) + goto no_frame; + + /* release the frame from the reorder ring buffer */ + r->stored_mpdu_num--; + r->reorder_buf[index] = NULL; + wil_netif_rx_any(skb, ndev); + +no_frame: + r->head_seq_num = seq_inc(r->head_seq_num); +} + +static void wil_release_reorder_frames(struct wil6210_priv *wil, + struct wil_tid_ampdu_rx *r, + u16 hseq) +{ + int index; + + /* note: this function is never called with + * hseq preceding r->head_seq_num, i.e it is always true + * !seq_less(hseq, r->head_seq_num) + * and thus on loop exit it should be + * r->head_seq_num == hseq + */ + while (seq_less(r->head_seq_num, hseq) && r->stored_mpdu_num) { + index = reorder_index(r, r->head_seq_num); + wil_release_reorder_frame(wil, r, index); + } + r->head_seq_num = hseq; +} + +static void wil_reorder_release(struct wil6210_priv *wil, + struct wil_tid_ampdu_rx *r) +{ + int index = reorder_index(r, r->head_seq_num); + + while (r->reorder_buf[index]) { + wil_release_reorder_frame(wil, r, index); + index = reorder_index(r, r->head_seq_num); + } +} + +void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct vring_rx_desc *d = wil_skb_rxdesc(skb); + int tid = wil_rxdesc_tid(d); + int cid = wil_rxdesc_cid(d); + int mid = wil_rxdesc_mid(d); + u16 seq = wil_rxdesc_seq(d); + struct wil_sta_info *sta = &wil->sta[cid]; + struct wil_tid_ampdu_rx *r = sta->tid_rx[tid]; + u16 hseq; + int index; + + wil_dbg_txrx(wil, "MID %d CID %d TID %d Seq 0x%03x\n", + mid, cid, tid, seq); + + if (!r) { + wil_netif_rx_any(skb, ndev); + return; + } + + hseq = r->head_seq_num; + + spin_lock(&r->reorder_lock); + + /** Due to the race between WMI events, where BACK establishment + * reported, and data Rx, few packets may be pass up before reorder + * buffer get allocated. Catch up by pretending SSN is what we + * see in the 1-st Rx packet + */ + if (r->first_time) { + r->first_time = false; + if (seq != r->head_seq_num) { + wil_err(wil, "Error: 1-st frame with wrong sequence" + " %d, should be %d. Fixing...\n", seq, + r->head_seq_num); + r->head_seq_num = seq; + r->ssn = seq; + } + } + + /* frame with out of date sequence number */ + if (seq_less(seq, r->head_seq_num)) { + dev_kfree_skb(skb); + goto out; + } + + /* + * If frame the sequence number exceeds our buffering window + * size release some previous frames to make room for this one. + */ + if (!seq_less(seq, r->head_seq_num + r->buf_size)) { + hseq = seq_inc(seq_sub(seq, r->buf_size)); + /* release stored frames up to new head to stack */ + wil_release_reorder_frames(wil, r, hseq); + } + + /* Now the new frame is always in the range of the reordering buffer */ + + index = reorder_index(r, seq); + + /* check if we already stored this frame */ + if (r->reorder_buf[index]) { + dev_kfree_skb(skb); + goto out; + } + + /* + * If the current MPDU is in the right order and nothing else + * is stored we can process it directly, no need to buffer it. + * If it is first but there's something stored, we may be able + * to release frames after this one. + */ + if (seq == r->head_seq_num && r->stored_mpdu_num == 0) { + r->head_seq_num = seq_inc(r->head_seq_num); + wil_netif_rx_any(skb, ndev); + goto out; + } + + /* put the frame in the reordering buffer */ + r->reorder_buf[index] = skb; + r->reorder_time[index] = jiffies; + r->stored_mpdu_num++; + wil_reorder_release(wil, r); + +out: + spin_unlock(&r->reorder_lock); +} + +struct wil_tid_ampdu_rx *wil_tid_ampdu_rx_alloc(struct wil6210_priv *wil, + int size, u16 ssn) +{ + struct wil_tid_ampdu_rx *r = kzalloc(sizeof(*r), GFP_KERNEL); + if (!r) + return NULL; + + r->reorder_buf = + kcalloc(size, sizeof(struct sk_buff *), GFP_KERNEL); + r->reorder_time = + kcalloc(size, sizeof(unsigned long), GFP_KERNEL); + if (!r->reorder_buf || !r->reorder_time) { + kfree(r->reorder_buf); + kfree(r->reorder_time); + kfree(r); + return NULL; + } + + spin_lock_init(&r->reorder_lock); + r->ssn = ssn; + r->head_seq_num = ssn; + r->buf_size = size; + r->stored_mpdu_num = 0; + r->first_time = true; + return r; +} + +void wil_tid_ampdu_rx_free(struct wil6210_priv *wil, + struct wil_tid_ampdu_rx *r) +{ + if (!r) + return; + wil_release_reorder_frames(wil, r, r->head_seq_num + r->buf_size); + kfree(r->reorder_buf); + kfree(r->reorder_time); + kfree(r); +} diff --git a/drivers/net/wireless/ath/wil6210/trace.c b/drivers/net/wireless/ath/wil6210/trace.c new file mode 100644 index 00000000000..cd2534b9c5a --- /dev/null +++ b/drivers/net/wireless/ath/wil6210/trace.c @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <linux/module.h> + +#define CREATE_TRACE_POINTS +#include "trace.h" diff --git a/drivers/net/wireless/ath/wil6210/trace.h b/drivers/net/wireless/ath/wil6210/trace.h new file mode 100644 index 00000000000..e59239d22b9 --- /dev/null +++ b/drivers/net/wireless/ath/wil6210/trace.h @@ -0,0 +1,239 @@ +/* + * Copyright (c) 2013 Qualcomm Atheros, Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM wil6210 +#if !defined(WIL6210_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define WIL6210_TRACE_H + +#include <linux/tracepoint.h> +#include "wil6210.h" +#include "txrx.h" + +/* create empty functions when tracing is disabled */ +#if !defined(CONFIG_WIL6210_TRACING) || defined(__CHECKER__) + +#undef TRACE_EVENT +#define TRACE_EVENT(name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#undef DECLARE_EVENT_CLASS +#define DECLARE_EVENT_CLASS(...) +#undef DEFINE_EVENT +#define DEFINE_EVENT(evt_class, name, proto, ...) \ +static inline void trace_ ## name(proto) {} +#endif /* !CONFIG_WIL6210_TRACING || defined(__CHECKER__) */ + +DECLARE_EVENT_CLASS(wil6210_wmi, + TP_PROTO(struct wil6210_mbox_hdr_wmi *wmi, void *buf, u16 buf_len), + + TP_ARGS(wmi, buf, buf_len), + + TP_STRUCT__entry( + __field(u8, mid) + __field(u16, id) + __field(u32, timestamp) + __field(u16, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->mid = wmi->mid; + __entry->id = le16_to_cpu(wmi->id); + __entry->timestamp = le32_to_cpu(wmi->timestamp); + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "MID %d id 0x%04x len %d timestamp %d", + __entry->mid, __entry->id, __entry->buf_len, __entry->timestamp + ) +); + +DEFINE_EVENT(wil6210_wmi, wil6210_wmi_cmd, + TP_PROTO(struct wil6210_mbox_hdr_wmi *wmi, void *buf, u16 buf_len), + TP_ARGS(wmi, buf, buf_len) +); + +DEFINE_EVENT(wil6210_wmi, wil6210_wmi_event, + TP_PROTO(struct wil6210_mbox_hdr_wmi *wmi, void *buf, u16 buf_len), + TP_ARGS(wmi, buf, buf_len) +); + +#define WIL6210_MSG_MAX (200) + +DECLARE_EVENT_CLASS(wil6210_log_event, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf), + TP_STRUCT__entry( + __dynamic_array(char, msg, WIL6210_MSG_MAX) + ), + TP_fast_assign( + WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg), + WIL6210_MSG_MAX, + vaf->fmt, + *vaf->va) >= WIL6210_MSG_MAX); + ), + TP_printk("%s", __get_str(msg)) +); + +DEFINE_EVENT(wil6210_log_event, wil6210_log_err, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(wil6210_log_event, wil6210_log_info, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +DEFINE_EVENT(wil6210_log_event, wil6210_log_dbg, + TP_PROTO(struct va_format *vaf), + TP_ARGS(vaf) +); + +#define wil_pseudo_irq_cause(x) __print_flags(x, "|", \ + {BIT_DMA_PSEUDO_CAUSE_RX, "Rx" }, \ + {BIT_DMA_PSEUDO_CAUSE_TX, "Tx" }, \ + {BIT_DMA_PSEUDO_CAUSE_MISC, "Misc" }) + +TRACE_EVENT(wil6210_irq_pseudo, + TP_PROTO(u32 x), + TP_ARGS(x), + TP_STRUCT__entry( + __field(u32, x) + ), + TP_fast_assign( + __entry->x = x; + ), + TP_printk("cause 0x%08x : %s", __entry->x, + wil_pseudo_irq_cause(__entry->x)) +); + +DECLARE_EVENT_CLASS(wil6210_irq, + TP_PROTO(u32 x), + TP_ARGS(x), + TP_STRUCT__entry( + __field(u32, x) + ), + TP_fast_assign( + __entry->x = x; + ), + TP_printk("cause 0x%08x", __entry->x) +); + +DEFINE_EVENT(wil6210_irq, wil6210_irq_rx, + TP_PROTO(u32 x), + TP_ARGS(x) +); + +DEFINE_EVENT(wil6210_irq, wil6210_irq_tx, + TP_PROTO(u32 x), + TP_ARGS(x) +); + +DEFINE_EVENT(wil6210_irq, wil6210_irq_misc, + TP_PROTO(u32 x), + TP_ARGS(x) +); + +DEFINE_EVENT(wil6210_irq, wil6210_irq_misc_thread, + TP_PROTO(u32 x), + TP_ARGS(x) +); + +TRACE_EVENT(wil6210_rx, + TP_PROTO(u16 index, struct vring_rx_desc *d), + TP_ARGS(index, d), + TP_STRUCT__entry( + __field(u16, index) + __field(unsigned int, len) + __field(u8, mid) + __field(u8, cid) + __field(u8, tid) + __field(u8, type) + __field(u8, subtype) + __field(u16, seq) + __field(u8, mcs) + ), + TP_fast_assign( + __entry->index = index; + __entry->len = d->dma.length; + __entry->mid = wil_rxdesc_mid(d); + __entry->cid = wil_rxdesc_cid(d); + __entry->tid = wil_rxdesc_tid(d); + __entry->type = wil_rxdesc_ftype(d); + __entry->subtype = wil_rxdesc_subtype(d); + __entry->seq = wil_rxdesc_seq(d); + __entry->mcs = wil_rxdesc_mcs(d); + ), + TP_printk("index %d len %d mid %d cid %d tid %d mcs %d seq 0x%03x" + " type 0x%1x subtype 0x%1x", __entry->index, __entry->len, + __entry->mid, __entry->cid, __entry->tid, __entry->mcs, + __entry->seq, __entry->type, __entry->subtype) +); + +TRACE_EVENT(wil6210_tx, + TP_PROTO(u8 vring, u16 index, unsigned int len, u8 frags), + TP_ARGS(vring, index, len, frags), + TP_STRUCT__entry( + __field(u8, vring) + __field(u8, frags) + __field(u16, index) + __field(unsigned int, len) + ), + TP_fast_assign( + __entry->vring = vring; + __entry->frags = frags; + __entry->index = index; + __entry->len = len; + ), + TP_printk("vring %d index %d len %d frags %d", + __entry->vring, __entry->index, __entry->len, __entry->frags) +); + +TRACE_EVENT(wil6210_tx_done, + TP_PROTO(u8 vring, u16 index, unsigned int len, u8 err), + TP_ARGS(vring, index, len, err), + TP_STRUCT__entry( + __field(u8, vring) + __field(u8, err) + __field(u16, index) + __field(unsigned int, len) + ), + TP_fast_assign( + __entry->vring = vring; + __entry->index = index; + __entry->len = len; + __entry->err = err; + ), + TP_printk("vring %d index %d len %d err 0x%02x", + __entry->vring, __entry->index, __entry->len, + __entry->err) +); + +#endif /* WIL6210_TRACE_H || TRACE_HEADER_MULTI_READ*/ + +#if defined(CONFIG_WIL6210_TRACING) && !defined(__CHECKER__) +/* we don't want to use include/trace/events */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + +/* This part must be outside protection */ +#include <trace/define_trace.h> +#endif /* defined(CONFIG_WIL6210_TRACING) && !defined(__CHECKER__) */ diff --git a/drivers/net/wireless/ath/wil6210/txrx.c b/drivers/net/wireless/ath/wil6210/txrx.c index f29c294413c..0784ef3d4ce 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.c +++ b/drivers/net/wireless/ath/wil6210/txrx.c @@ -14,17 +14,19 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/kernel.h> -#include <linux/netdevice.h> #include <linux/etherdevice.h> -#include <linux/hardirq.h> #include <net/ieee80211_radiotap.h> #include <linux/if_arp.h> #include <linux/moduleparam.h> +#include <linux/ip.h> +#include <linux/ipv6.h> +#include <net/ipv6.h> +#include <linux/prefetch.h> #include "wil6210.h" #include "wmi.h" #include "txrx.h" +#include "trace.h" static bool rtap_include_phy_info; module_param(rtap_include_phy_info, bool, S_IRUGO); @@ -62,6 +64,22 @@ static inline int wil_vring_avail_tx(struct vring *vring) return vring->size - used - 1; } +/** + * wil_vring_wmark_low - low watermark for available descriptor space + */ +static inline int wil_vring_wmark_low(struct vring *vring) +{ + return vring->size/8; +} + +/** + * wil_vring_wmark_high - high watermark for available descriptor space + */ +static inline int wil_vring_wmark_high(struct vring *vring) +{ + return vring->size/4; +} + static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) { struct device *dev = wil_to_dev(wil); @@ -72,10 +90,8 @@ static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) vring->swhead = 0; vring->swtail = 0; - vring->ctx = kzalloc(vring->size * sizeof(vring->ctx[0]), GFP_KERNEL); + vring->ctx = kcalloc(vring->size, sizeof(vring->ctx[0]), GFP_KERNEL); if (!vring->ctx) { - wil_err(wil, "vring_alloc [%d] failed to alloc ctx mem\n", - vring->size); vring->va = NULL; return -ENOMEM; } @@ -85,8 +101,6 @@ static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) */ vring->va = dma_alloc_coherent(dev, sz, &vring->pa, GFP_KERNEL); if (!vring->va) { - wil_err(wil, "vring_alloc [%d] failed to alloc DMA mem\n", - vring->size); kfree(vring->ctx); vring->ctx = NULL; return -ENOMEM; @@ -96,16 +110,33 @@ static int wil_vring_alloc(struct wil6210_priv *wil, struct vring *vring) * we can use any */ for (i = 0; i < vring->size; i++) { - volatile struct vring_tx_desc *d = &(vring->va[i].tx); - d->dma.status = TX_DMA_STATUS_DU; + volatile struct vring_tx_desc *_d = &(vring->va[i].tx); + _d->dma.status = TX_DMA_STATUS_DU; } - wil_dbg(wil, "vring[%d] 0x%p:0x%016llx 0x%p\n", vring->size, - vring->va, (unsigned long long)vring->pa, vring->ctx); + wil_dbg_misc(wil, "vring[%d] 0x%p:%pad 0x%p\n", vring->size, + vring->va, &vring->pa, vring->ctx); return 0; } +static void wil_txdesc_unmap(struct device *dev, struct vring_tx_desc *d, + struct wil_ctx *ctx) +{ + dma_addr_t pa = wil_desc_addr(&d->dma.addr); + u16 dmalen = le16_to_cpu(d->dma.length); + switch (ctx->mapped_as) { + case wil_mapped_as_single: + dma_unmap_single(dev, pa, dmalen, DMA_TO_DEVICE); + break; + case wil_mapped_as_page: + dma_unmap_page(dev, pa, dmalen, DMA_TO_DEVICE); + break; + default: + break; + } +} + static void wil_vring_free(struct wil6210_priv *wil, struct vring *vring, int tx) { @@ -113,31 +144,32 @@ static void wil_vring_free(struct wil6210_priv *wil, struct vring *vring, size_t sz = vring->size * sizeof(vring->va[0]); while (!wil_vring_is_empty(vring)) { + dma_addr_t pa; + u16 dmalen; + struct wil_ctx *ctx; + if (tx) { - volatile struct vring_tx_desc *d = + struct vring_tx_desc dd, *d = ⅆ + volatile struct vring_tx_desc *_d = &vring->va[vring->swtail].tx; - dma_addr_t pa = d->dma.addr_low | - ((u64)d->dma.addr_high << 32); - struct sk_buff *skb = vring->ctx[vring->swtail]; - if (skb) { - dma_unmap_single(dev, pa, d->dma.length, - DMA_TO_DEVICE); - dev_kfree_skb_any(skb); - vring->ctx[vring->swtail] = NULL; - } else { - dma_unmap_page(dev, pa, d->dma.length, - DMA_TO_DEVICE); - } + + ctx = &vring->ctx[vring->swtail]; + *d = *_d; + wil_txdesc_unmap(dev, d, ctx); + if (ctx->skb) + dev_kfree_skb_any(ctx->skb); vring->swtail = wil_vring_next_tail(vring); } else { /* rx */ - volatile struct vring_rx_desc *d = - &vring->va[vring->swtail].rx; - dma_addr_t pa = d->dma.addr_low | - ((u64)d->dma.addr_high << 32); - struct sk_buff *skb = vring->ctx[vring->swhead]; - dma_unmap_single(dev, pa, d->dma.length, - DMA_FROM_DEVICE); - kfree_skb(skb); + struct vring_rx_desc dd, *d = ⅆ + volatile struct vring_rx_desc *_d = + &vring->va[vring->swhead].rx; + + ctx = &vring->ctx[vring->swhead]; + *d = *_d; + pa = wil_desc_addr(&d->dma.addr); + dmalen = le16_to_cpu(d->dma.length); + dma_unmap_single(dev, pa, dmalen, DMA_FROM_DEVICE); + kfree_skb(ctx->skb); wil_vring_advance_head(vring, 1); } } @@ -158,7 +190,8 @@ static int wil_vring_alloc_skb(struct wil6210_priv *wil, struct vring *vring, { struct device *dev = wil_to_dev(wil); unsigned int sz = RX_BUF_LEN; - volatile struct vring_rx_desc *d = &(vring->va[i].rx); + struct vring_rx_desc dd, *d = ⅆ + volatile struct vring_rx_desc *_d = &(vring->va[i].rx); dma_addr_t pa; /* TODO align */ @@ -176,14 +209,14 @@ static int wil_vring_alloc_skb(struct wil6210_priv *wil, struct vring *vring, } d->dma.d0 = BIT(9) | RX_DMA_D0_CMD_DMA_IT; - d->dma.addr_low = lower_32_bits(pa); - d->dma.addr_high = (u16)upper_32_bits(pa); + wil_desc_addr_set(&d->dma.addr, pa); /* ip_length don't care */ /* b11 don't care */ /* error don't care */ d->dma.status = 0; /* BIT(0) should be 0 for HW_OWNED */ - d->dma.length = sz; - vring->ctx[i] = skb; + d->dma.length = cpu_to_le16(sz); + *_d = *d; + vring->ctx[i].skb = skb; return 0; } @@ -198,8 +231,7 @@ static int wil_vring_alloc_skb(struct wil6210_priv *wil, struct vring *vring, * - Phy info */ static void wil_rx_add_radiotap_header(struct wil6210_priv *wil, - struct sk_buff *skb, - volatile struct vring_rx_desc *d) + struct sk_buff *skb) { struct wireless_dev *wdev = wil->wdev; struct wil6210_rtap { @@ -223,6 +255,7 @@ static void wil_rx_add_radiotap_header(struct wil6210_priv *wil, __le16 vendor_skip; u8 vendor_data[0]; } __packed; + struct vring_rx_desc *d = wil_skb_rxdesc(skb); struct wil6210_rtap_vendor *rtap_vendor; int rtap_len = sizeof(struct wil6210_rtap); int phy_length = 0; /* phy info header size, bytes */ @@ -319,6 +352,8 @@ static void wil_swap_ethaddr(void *data) /** * reap 1 frame from @swhead * + * Rx descriptor copied to skb->cb + * * Safe to call from IRQ */ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, @@ -326,38 +361,64 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, { struct device *dev = wil_to_dev(wil); struct net_device *ndev = wil_to_ndev(wil); - volatile struct vring_rx_desc *d; + volatile struct vring_rx_desc *_d; + struct vring_rx_desc *d; struct sk_buff *skb; dma_addr_t pa; unsigned int sz = RX_BUF_LEN; + u16 dmalen; u8 ftype; u8 ds_bits; + int cid; + struct wil_net_stats *stats; + + + BUILD_BUG_ON(sizeof(struct vring_rx_desc) > sizeof(skb->cb)); if (wil_vring_is_empty(vring)) return NULL; - d = &(vring->va[vring->swhead].rx); - if (!(d->dma.status & RX_DMA_STATUS_DU)) { + _d = &(vring->va[vring->swhead].rx); + if (!(_d->dma.status & RX_DMA_STATUS_DU)) { /* it is not error, we just reached end of Rx done area */ return NULL; } - pa = d->dma.addr_low | ((u64)d->dma.addr_high << 32); - skb = vring->ctx[vring->swhead]; + skb = vring->ctx[vring->swhead].skb; + d = wil_skb_rxdesc(skb); + *d = *_d; + pa = wil_desc_addr(&d->dma.addr); + vring->ctx[vring->swhead].skb = NULL; + wil_vring_advance_head(vring, 1); + dma_unmap_single(dev, pa, sz, DMA_FROM_DEVICE); - skb_trim(skb, d->dma.length); + dmalen = le16_to_cpu(d->dma.length); - wil->stats.last_mcs_rx = wil_rxdesc_mcs(d); + trace_wil6210_rx(vring->swhead, d); + wil_dbg_txrx(wil, "Rx[%3d] : %d bytes\n", vring->swhead, dmalen); + wil_hex_dump_txrx("Rx ", DUMP_PREFIX_NONE, 32, 4, + (const void *)d, sizeof(*d), false); - /* use radiotap header only if required */ - if (ndev->type == ARPHRD_IEEE80211_RADIOTAP) - wil_rx_add_radiotap_header(wil, skb, d); + if (dmalen > sz) { + wil_err(wil, "Rx size too large: %d bytes!\n", dmalen); + kfree_skb(skb); + return NULL; + } + skb_trim(skb, dmalen); - wil_dbg_TXRX(wil, "Rx[%3d] : %d bytes\n", vring->swhead, d->dma.length); - wil_hex_dump_TXRX("Rx ", DUMP_PREFIX_NONE, 32, 4, - (const void *)d, sizeof(*d), false); + prefetch(skb->data); - wil_vring_advance_head(vring, 1); + wil_hex_dump_txrx("Rx ", DUMP_PREFIX_OFFSET, 16, 1, + skb->data, skb_headlen(skb), false); + + cid = wil_rxdesc_cid(d); + stats = &wil->sta[cid].stats; + stats->last_mcs_rx = wil_rxdesc_mcs(d); + wil->stats.last_mcs_rx = stats->last_mcs_rx; + + /* use radiotap header only if required */ + if (ndev->type == ARPHRD_IEEE80211_RADIOTAP) + wil_rx_add_radiotap_header(wil, skb); /* no extra checks if in sniffer mode */ if (ndev->type != ARPHRD_ETHER) @@ -369,7 +430,7 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, */ ftype = wil_rxdesc_ftype(d) << 2; if (ftype != IEEE80211_FTYPE_DATA) { - wil_dbg_TXRX(wil, "Non-data frame ftype 0x%08x\n", ftype); + wil_dbg_txrx(wil, "Non-data frame ftype 0x%08x\n", ftype); /* TODO: process it */ kfree_skb(skb); return NULL; @@ -382,6 +443,21 @@ static struct sk_buff *wil_vring_reap_rx(struct wil6210_priv *wil, return NULL; } + /* L4 IDENT is on when HW calculated checksum, check status + * and in case of error drop the packet + * higher stack layers will handle retransmission (if required) + */ + if (d->dma.status & RX_DMA_STATUS_L4_IDENT) { + /* L4 protocol identified, csum calculated */ + if ((d->dma.error & RX_DMA_ERROR_L4_ERR) == 0) + skb->ip_summed = CHECKSUM_UNNECESSARY; + /* If HW reports bad checksum, let IP stack re-check it + * For example, HW don't understand Microsoft IP stack that + * mis-calculates TCP checksum - if it should be 0x0, + * it writes 0xffff in violation of RFC 1624 + */ + } + ds_bits = wil_rxdesc_ds_bits(d); if (ds_bits == 1) { /* @@ -424,32 +500,39 @@ static int wil_rx_refill(struct wil6210_priv *wil, int count) /* * Pass Rx packet to the netif. Update statistics. + * Called in softirq context (NAPI poll). */ -static void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev) +void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev) { - int rc; + gro_result_t rc; + struct wil6210_priv *wil = ndev_to_wil(ndev); unsigned int len = skb->len; + struct vring_rx_desc *d = wil_skb_rxdesc(skb); + int cid = wil_rxdesc_cid(d); + struct wil_net_stats *stats = &wil->sta[cid].stats; - if (in_interrupt()) - rc = netif_rx(skb); - else - rc = netif_rx_ni(skb); + skb_orphan(skb); - if (likely(rc == NET_RX_SUCCESS)) { - ndev->stats.rx_packets++; - ndev->stats.rx_bytes += len; + rc = napi_gro_receive(&wil->napi_rx, skb); - } else { + if (unlikely(rc == GRO_DROP)) { ndev->stats.rx_dropped++; + stats->rx_dropped++; + wil_dbg_txrx(wil, "Rx drop %d bytes\n", len); + } else { + ndev->stats.rx_packets++; + stats->rx_packets++; + ndev->stats.rx_bytes += len; + stats->rx_bytes += len; } } /** * Proceed all completed skb's from Rx VRING * - * Safe to call from IRQ + * Safe to call from NAPI poll, i.e. softirq with interrupts enabled */ -void wil_rx_handle(struct wil6210_priv *wil) +void wil_rx_handle(struct wil6210_priv *wil, int *quota) { struct net_device *ndev = wil_to_ndev(wil); struct vring *v = &wil->vring_rx; @@ -459,12 +542,9 @@ void wil_rx_handle(struct wil6210_priv *wil) wil_err(wil, "Rx IRQ while Rx not yet initialized\n"); return; } - wil_dbg_TXRX(wil, "%s()\n", __func__); - while (NULL != (skb = wil_vring_reap_rx(wil, v))) { - wil_hex_dump_TXRX("Rx ", DUMP_PREFIX_OFFSET, 16, 1, - skb->data, skb_headlen(skb), false); - - skb_orphan(skb); + wil_dbg_txrx(wil, "%s()\n", __func__); + while ((*quota > 0) && (NULL != (skb = wil_vring_reap_rx(wil, v)))) { + (*quota)--; if (wil->wdev->iftype == NL80211_IFTYPE_MONITOR) { skb->dev = ndev; @@ -472,65 +552,41 @@ void wil_rx_handle(struct wil6210_priv *wil) skb->ip_summed = CHECKSUM_UNNECESSARY; skb->pkt_type = PACKET_OTHERHOST; skb->protocol = htons(ETH_P_802_2); - + wil_netif_rx_any(skb, ndev); } else { + struct ethhdr *eth = (void *)skb->data; + skb->protocol = eth_type_trans(skb, ndev); + + if (is_unicast_ether_addr(eth->h_dest)) + wil_rx_reorder(wil, skb); + else + wil_netif_rx_any(skb, ndev); } - wil_netif_rx_any(skb, ndev); } wil_rx_refill(wil, v->size); } int wil_rx_init(struct wil6210_priv *wil) { - struct net_device *ndev = wil_to_ndev(wil); - struct wireless_dev *wdev = wil->wdev; struct vring *vring = &wil->vring_rx; int rc; - struct wmi_cfg_rx_chain_cmd cmd = { - .action = WMI_RX_CHAIN_ADD, - .rx_sw_ring = { - .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), - }, - .mid = 0, /* TODO - what is it? */ - .decap_trans_type = WMI_DECAP_TYPE_802_3, - }; - struct { - struct wil6210_mbox_hdr_wmi wmi; - struct wmi_cfg_rx_chain_done_event evt; - } __packed evt; + + if (vring->va) { + wil_err(wil, "Rx ring already allocated\n"); + return -EINVAL; + } vring->size = WIL6210_RX_RING_SIZE; rc = wil_vring_alloc(wil, vring); if (rc) return rc; - cmd.rx_sw_ring.ring_mem_base = cpu_to_le64(vring->pa); - cmd.rx_sw_ring.ring_size = cpu_to_le16(vring->size); - if (wdev->iftype == NL80211_IFTYPE_MONITOR) { - struct ieee80211_channel *ch = wdev->preset_chandef.chan; - - cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); - if (ch) - cmd.sniffer_cfg.channel = ch->hw_value - 1; - cmd.sniffer_cfg.phy_info_mode = - cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); - cmd.sniffer_cfg.phy_support = - cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) - ? WMI_SNIFFER_CP : WMI_SNIFFER_DP); - } - /* typical time for secure PCP is 840ms */ - rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), - WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); + rc = wmi_rx_chain_add(wil, vring); if (rc) goto err_free; - vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); - - wil_dbg(wil, "Rx init: status %d tail 0x%08x\n", - le32_to_cpu(evt.evt.status), vring->hwtail); - rc = wil_rx_refill(wil, vring->size); if (rc) goto err_free; @@ -546,25 +602,8 @@ void wil_rx_fini(struct wil6210_priv *wil) { struct vring *vring = &wil->vring_rx; - if (vring->va) { - int rc; - struct wmi_cfg_rx_chain_cmd cmd = { - .action = cpu_to_le32(WMI_RX_CHAIN_DEL), - .rx_sw_ring = { - .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), - }, - }; - struct { - struct wil6210_mbox_hdr_wmi wmi; - struct wmi_cfg_rx_chain_done_event cfg; - } __packed wmi_rx_cfg_reply; - - rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), - WMI_CFG_RX_CHAIN_DONE_EVENTID, - &wmi_rx_cfg_reply, sizeof(wmi_rx_cfg_reply), - 100); + if (vring->va) wil_vring_free(wil, vring, 0); - } } int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, @@ -576,9 +615,10 @@ int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, .vring_cfg = { .tx_sw_ring = { .max_mpdu_size = cpu_to_le16(TX_BUF_LEN), + .ring_size = cpu_to_le16(size), }, .ringid = id, - .cidxtid = (cid & 0xf) | ((tid & 0xf) << 4), + .cidxtid = mk_cidxtid(cid, tid), .encap_trans_type = WMI_VRING_ENC_TYPE_802_3, .mac_ctrl = 0, .to_resolution = 0, @@ -594,6 +634,7 @@ int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, struct wmi_vring_cfg_done_event cmd; } __packed reply; struct vring *vring = &wil->vring_tx[id]; + struct vring_tx_data *txdata = &wil->vring_tx_data[id]; if (vring->va) { wil_err(wil, "Tx ring [%d] already allocated\n", id); @@ -601,26 +642,32 @@ int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, goto out; } + memset(txdata, 0, sizeof(*txdata)); vring->size = size; rc = wil_vring_alloc(wil, vring); if (rc) goto out; + wil->vring2cid_tid[id][0] = cid; + wil->vring2cid_tid[id][1] = tid; + cmd.vring_cfg.tx_sw_ring.ring_mem_base = cpu_to_le64(vring->pa); - cmd.vring_cfg.tx_sw_ring.ring_size = cpu_to_le16(vring->size); rc = wmi_call(wil, WMI_VRING_CFG_CMDID, &cmd, sizeof(cmd), WMI_VRING_CFG_DONE_EVENTID, &reply, sizeof(reply), 100); if (rc) goto out_free; - if (reply.cmd.status != WMI_VRING_CFG_SUCCESS) { + if (reply.cmd.status != WMI_FW_STATUS_SUCCESS) { wil_err(wil, "Tx config failed, status 0x%02x\n", reply.cmd.status); + rc = -EINVAL; goto out_free; } vring->hwtail = le32_to_cpu(reply.cmd.tx_vring_tail_ptr); + txdata->enabled = 1; + return 0; out_free: wil_vring_free(wil, vring, 1); @@ -633,35 +680,127 @@ void wil_vring_fini_tx(struct wil6210_priv *wil, int id) { struct vring *vring = &wil->vring_tx[id]; + WARN_ON(!mutex_is_locked(&wil->mutex)); + if (!vring->va) return; + /* make sure NAPI won't touch this vring */ + wil->vring_tx_data[id].enabled = 0; + if (test_bit(wil_status_napi_en, &wil->status)) + napi_synchronize(&wil->napi_tx); + wil_vring_free(wil, vring, 1); } static struct vring *wil_find_tx_vring(struct wil6210_priv *wil, struct sk_buff *skb) { - struct vring *v = &wil->vring_tx[0]; + int i; + struct ethhdr *eth = (void *)skb->data; + int cid = wil_find_cid(wil, eth->h_dest); + + if (cid < 0) + return NULL; + + if (!wil->sta[cid].data_port_open && + (skb->protocol != cpu_to_be16(ETH_P_PAE))) + return NULL; + + /* TODO: fix for multiple TID */ + for (i = 0; i < ARRAY_SIZE(wil->vring2cid_tid); i++) { + if (wil->vring2cid_tid[i][0] == cid) { + struct vring *v = &wil->vring_tx[i]; + wil_dbg_txrx(wil, "%s(%pM) -> [%d]\n", + __func__, eth->h_dest, i); + if (v->va) { + return v; + } else { + wil_dbg_txrx(wil, "vring[%d] not valid\n", i); + return NULL; + } + } + } + + return NULL; +} + +static void wil_set_da_for_vring(struct wil6210_priv *wil, + struct sk_buff *skb, int vring_index) +{ + struct ethhdr *eth = (void *)skb->data; + int cid = wil->vring2cid_tid[vring_index][0]; + memcpy(eth->h_dest, wil->sta[cid].addr, ETH_ALEN); +} + +static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, + struct sk_buff *skb); +/* + * Find 1-st vring and return it; set dest address for this vring in skb + * duplicate skb and send it to other active vrings + */ +static struct vring *wil_tx_bcast(struct wil6210_priv *wil, + struct sk_buff *skb) +{ + struct vring *v, *v2; + struct sk_buff *skb2; + int i; + u8 cid; + + /* find 1-st vring eligible for data */ + for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) { + v = &wil->vring_tx[i]; + if (!v->va) + continue; + + cid = wil->vring2cid_tid[i][0]; + if (!wil->sta[cid].data_port_open) + continue; + + goto found; + } - if (v->va) - return v; + wil_err(wil, "Tx while no vrings active?\n"); return NULL; + +found: + wil_dbg_txrx(wil, "BCAST -> ring %d\n", i); + wil_set_da_for_vring(wil, skb, i); + + /* find other active vrings and duplicate skb for each */ + for (i++; i < WIL6210_MAX_TX_RINGS; i++) { + v2 = &wil->vring_tx[i]; + if (!v2->va) + continue; + cid = wil->vring2cid_tid[i][0]; + if (!wil->sta[cid].data_port_open) + continue; + + skb2 = skb_copy(skb, GFP_ATOMIC); + if (skb2) { + wil_dbg_txrx(wil, "BCAST DUP -> ring %d\n", i); + wil_set_da_for_vring(wil, skb2, i); + wil_tx_vring(wil, v2, skb2); + } else { + wil_err(wil, "skb_copy failed\n"); + } + } + + return v; } -static int wil_tx_desc_map(volatile struct vring_tx_desc *d, - dma_addr_t pa, u32 len) +static int wil_tx_desc_map(struct vring_tx_desc *d, dma_addr_t pa, u32 len, + int vring_index) { - d->dma.addr_low = lower_32_bits(pa); - d->dma.addr_high = (u16)upper_32_bits(pa); + wil_desc_addr_set(&d->dma.addr, pa); d->dma.ip_length = 0; /* 0..6: mac_length; 7:ip_version 0-IP6 1-IP4*/ d->dma.b11 = 0/*14 | BIT(7)*/; d->dma.error = 0; d->dma.status = 0; /* BIT(0) should be 0 for HW_OWNED */ - d->dma.length = len; - d->dma.d0 = 0; + d->dma.length = cpu_to_le16((u16)len); + d->dma.d0 = (vring_index << DMA_CFG_DESC_TX_0_QID_POS); d->mac.d[0] = 0; d->mac.d[1] = 0; d->mac.d[2] = 0; @@ -676,93 +815,168 @@ static int wil_tx_desc_map(volatile struct vring_tx_desc *d, return 0; } +static inline +void wil_tx_desc_set_nr_frags(struct vring_tx_desc *d, int nr_frags) +{ + d->mac.d[2] |= ((nr_frags + 1) << + MAC_CFG_DESC_TX_2_NUM_OF_DESCRIPTORS_POS); +} + +static int wil_tx_desc_offload_cksum_set(struct wil6210_priv *wil, + struct vring_tx_desc *d, + struct sk_buff *skb) +{ + int protocol; + + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + + d->dma.b11 = ETH_HLEN; /* MAC header length */ + + switch (skb->protocol) { + case cpu_to_be16(ETH_P_IP): + protocol = ip_hdr(skb)->protocol; + d->dma.b11 |= BIT(DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_POS); + break; + case cpu_to_be16(ETH_P_IPV6): + protocol = ipv6_hdr(skb)->nexthdr; + break; + default: + return -EINVAL; + } + + switch (protocol) { + case IPPROTO_TCP: + d->dma.d0 |= (2 << DMA_CFG_DESC_TX_0_L4_TYPE_POS); + /* L4 header len: TCP header length */ + d->dma.d0 |= + (tcp_hdrlen(skb) & DMA_CFG_DESC_TX_0_L4_LENGTH_MSK); + break; + case IPPROTO_UDP: + /* L4 header len: UDP header length */ + d->dma.d0 |= + (sizeof(struct udphdr) & DMA_CFG_DESC_TX_0_L4_LENGTH_MSK); + break; + default: + return -EINVAL; + } + + d->dma.ip_length = skb_network_header_len(skb); + /* Enable TCP/UDP checksum */ + d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_TCP_UDP_CHECKSUM_EN_POS); + /* Calculate pseudo-header */ + d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_PSEUDO_HEADER_CALC_EN_POS); + + return 0; +} + static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, struct sk_buff *skb) { struct device *dev = wil_to_dev(wil); - volatile struct vring_tx_desc *d; + struct vring_tx_desc dd, *d = ⅆ + volatile struct vring_tx_desc *_d; u32 swhead = vring->swhead; int avail = wil_vring_avail_tx(vring); int nr_frags = skb_shinfo(skb)->nr_frags; - uint f; + uint f = 0; int vring_index = vring - wil->vring_tx; uint i = swhead; dma_addr_t pa; - wil_dbg_TXRX(wil, "%s()\n", __func__); + wil_dbg_txrx(wil, "%s()\n", __func__); - if (avail < vring->size/8) - netif_tx_stop_all_queues(wil_to_ndev(wil)); if (avail < 1 + nr_frags) { wil_err(wil, "Tx ring full. No space for %d fragments\n", 1 + nr_frags); return -ENOMEM; } - d = &(vring->va[i].tx); - - /* FIXME FW can accept only unicast frames for the peer */ - memcpy(skb->data, wil->dst_addr[vring_index], ETH_ALEN); + _d = &(vring->va[i].tx); pa = dma_map_single(dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); - wil_dbg_TXRX(wil, "Tx skb %d bytes %p -> %#08llx\n", skb_headlen(skb), - skb->data, (unsigned long long)pa); - wil_hex_dump_TXRX("Tx ", DUMP_PREFIX_OFFSET, 16, 1, + wil_dbg_txrx(wil, "Tx skb %d bytes 0x%p -> %pad\n", skb_headlen(skb), + skb->data, &pa); + wil_hex_dump_txrx("Tx ", DUMP_PREFIX_OFFSET, 16, 1, skb->data, skb_headlen(skb), false); if (unlikely(dma_mapping_error(dev, pa))) return -EINVAL; + vring->ctx[i].mapped_as = wil_mapped_as_single; /* 1-st segment */ - wil_tx_desc_map(d, pa, skb_headlen(skb)); - d->mac.d[2] |= ((nr_frags + 1) << - MAC_CFG_DESC_TX_2_NUM_OF_DESCRIPTORS_POS); + wil_tx_desc_map(d, pa, skb_headlen(skb), vring_index); + /* Process TCP/UDP checksum offloading */ + if (wil_tx_desc_offload_cksum_set(wil, d, skb)) { + wil_err(wil, "VRING #%d Failed to set cksum, drop packet\n", + vring_index); + goto dma_error; + } + + vring->ctx[i].nr_frags = nr_frags; + wil_tx_desc_set_nr_frags(d, nr_frags); + if (nr_frags) + *_d = *d; + /* middle segments */ - for (f = 0; f < nr_frags; f++) { + for (; f < nr_frags; f++) { const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[f]; int len = skb_frag_size(frag); i = (swhead + f + 1) % vring->size; - d = &(vring->va[i].tx); + _d = &(vring->va[i].tx); pa = skb_frag_dma_map(dev, frag, 0, skb_frag_size(frag), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(dev, pa))) goto dma_error; - wil_tx_desc_map(d, pa, len); - vring->ctx[i] = NULL; + vring->ctx[i].mapped_as = wil_mapped_as_page; + wil_tx_desc_map(d, pa, len, vring_index); + /* no need to check return code - + * if it succeeded for 1-st descriptor, + * it will succeed here too + */ + wil_tx_desc_offload_cksum_set(wil, d, skb); + *_d = *d; } /* for the last seg only */ d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_EOP_POS); - d->dma.d0 |= BIT(9); /* BUG: undocumented bit */ + d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_MARK_WB_POS); d->dma.d0 |= BIT(DMA_CFG_DESC_TX_0_CMD_DMA_IT_POS); - d->dma.d0 |= (vring_index << DMA_CFG_DESC_TX_0_QID_POS); + *_d = *d; + + /* hold reference to skb + * to prevent skb release before accounting + * in case of immediate "tx done" + */ + vring->ctx[i].skb = skb_get(skb); - wil_hex_dump_TXRX("Tx ", DUMP_PREFIX_NONE, 32, 4, + wil_hex_dump_txrx("Tx ", DUMP_PREFIX_NONE, 32, 4, (const void *)d, sizeof(*d), false); /* advance swhead */ wil_vring_advance_head(vring, nr_frags + 1); - wil_dbg_TXRX(wil, "Tx swhead %d -> %d\n", swhead, vring->swhead); + wil_dbg_txrx(wil, "Tx swhead %d -> %d\n", swhead, vring->swhead); + trace_wil6210_tx(vring_index, swhead, skb->len, nr_frags); iowrite32(vring->swhead, wil->csr + HOSTADDR(vring->hwtail)); - /* hold reference to skb - * to prevent skb release before accounting - * in case of immediate "tx done" - */ - vring->ctx[i] = skb_get(skb); return 0; dma_error: /* unmap what we have mapped */ - /* Note: increment @f to operate with positive index */ - for (f++; f > 0; f--) { + nr_frags = f + 1; /* frags mapped + one for skb head */ + for (f = 0; f < nr_frags; f++) { + struct wil_ctx *ctx; + i = (swhead + f) % vring->size; - d = &(vring->va[i].tx); - d->dma.status = TX_DMA_STATUS_DU; - pa = d->dma.addr_low | ((u64)d->dma.addr_high << 32); - if (vring->ctx[i]) - dma_unmap_single(dev, pa, d->dma.length, DMA_TO_DEVICE); - else - dma_unmap_page(dev, pa, d->dma.length, DMA_TO_DEVICE); + ctx = &vring->ctx[i]; + _d = &(vring->va[i].tx); + *d = *_d; + _d->dma.status = TX_DMA_STATUS_DU; + wil_txdesc_unmap(dev, d, ctx); + + if (ctx->skb) + dev_kfree_skb_any(ctx->skb); + + memset(ctx, 0, sizeof(*ctx)); } return -EINVAL; @@ -772,12 +986,17 @@ static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring, netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct wil6210_priv *wil = ndev_to_wil(ndev); + struct ethhdr *eth = (void *)skb->data; struct vring *vring; + static bool pr_once_fw; int rc; - wil_dbg_TXRX(wil, "%s()\n", __func__); + wil_dbg_txrx(wil, "%s()\n", __func__); if (!test_bit(wil_status_fwready, &wil->status)) { - wil_err(wil, "FW not ready\n"); + if (!pr_once_fw) { + wil_err(wil, "FW not ready\n"); + pr_once_fw = true; + } goto drop; } if (!test_bit(wil_status_fwconnected, &wil->status)) { @@ -788,32 +1007,36 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) wil_err(wil, "Xmit in monitor mode not supported\n"); goto drop; } - if (skb->protocol == cpu_to_be16(ETH_P_PAE)) { - rc = wmi_tx_eapol(wil, skb); - } else { - /* find vring */ + pr_once_fw = false; + + /* find vring */ + if (is_unicast_ether_addr(eth->h_dest)) { vring = wil_find_tx_vring(wil, skb); - if (!vring) { - wil_err(wil, "No Tx VRING available\n"); - goto drop; - } - /* set up vring entry */ - rc = wil_tx_vring(wil, vring, skb); + } else { + vring = wil_tx_bcast(wil, skb); + } + if (!vring) { + wil_err(wil, "No Tx VRING found for %pM\n", eth->h_dest); + goto drop; } + /* set up vring entry */ + rc = wil_tx_vring(wil, vring, skb); + + /* do we still have enough room in the vring? */ + if (wil_vring_avail_tx(vring) < wil_vring_wmark_low(vring)) + netif_tx_stop_all_queues(wil_to_ndev(wil)); + switch (rc) { case 0: - ndev->stats.tx_packets++; - ndev->stats.tx_bytes += skb->len; + /* statistics will be updated on the tx_complete */ dev_kfree_skb_any(skb); return NETDEV_TX_OK; case -ENOMEM: return NETDEV_TX_BUSY; default: - ; /* goto drop; */ - break; + break; /* goto drop; */ } drop: - netif_tx_stop_all_queues(ndev); ndev->stats.tx_dropped++; dev_kfree_skb_any(skb); @@ -823,49 +1046,94 @@ netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev) /** * Clean up transmitted skb's from the Tx VRING * + * Return number of descriptors cleared + * * Safe to call from IRQ */ -void wil_tx_complete(struct wil6210_priv *wil, int ringid) +int wil_tx_complete(struct wil6210_priv *wil, int ringid) { + struct net_device *ndev = wil_to_ndev(wil); struct device *dev = wil_to_dev(wil); struct vring *vring = &wil->vring_tx[ringid]; + struct vring_tx_data *txdata = &wil->vring_tx_data[ringid]; + int done = 0; + int cid = wil->vring2cid_tid[ringid][0]; + struct wil_net_stats *stats = &wil->sta[cid].stats; + volatile struct vring_tx_desc *_d; if (!vring->va) { wil_err(wil, "Tx irq[%d]: vring not initialized\n", ringid); - return; + return 0; + } + + if (!txdata->enabled) { + wil_info(wil, "Tx irq[%d]: vring disabled\n", ringid); + return 0; } - wil_dbg_TXRX(wil, "%s(%d)\n", __func__, ringid); + wil_dbg_txrx(wil, "%s(%d)\n", __func__, ringid); while (!wil_vring_is_empty(vring)) { - volatile struct vring_tx_desc *d = &vring->va[vring->swtail].tx; - dma_addr_t pa; - struct sk_buff *skb; - if (!(d->dma.status & TX_DMA_STATUS_DU)) + int new_swtail; + struct wil_ctx *ctx = &vring->ctx[vring->swtail]; + /** + * For the fragmented skb, HW will set DU bit only for the + * last fragment. look for it + */ + int lf = (vring->swtail + ctx->nr_frags) % vring->size; + /* TODO: check we are not past head */ + + _d = &vring->va[lf].tx; + if (!(_d->dma.status & TX_DMA_STATUS_DU)) break; - wil_dbg_TXRX(wil, - "Tx[%3d] : %d bytes, status 0x%02x err 0x%02x\n", - vring->swtail, d->dma.length, d->dma.status, - d->dma.error); - wil_hex_dump_TXRX("TxC ", DUMP_PREFIX_NONE, 32, 4, - (const void *)d, sizeof(*d), false); - - pa = d->dma.addr_low | ((u64)d->dma.addr_high << 32); - skb = vring->ctx[vring->swtail]; - if (skb) { - dma_unmap_single(dev, pa, d->dma.length, DMA_TO_DEVICE); - dev_kfree_skb_any(skb); - vring->ctx[vring->swtail] = NULL; - } else { - dma_unmap_page(dev, pa, d->dma.length, DMA_TO_DEVICE); + new_swtail = (lf + 1) % vring->size; + while (vring->swtail != new_swtail) { + struct vring_tx_desc dd, *d = ⅆ + u16 dmalen; + struct wil_ctx *ctx = &vring->ctx[vring->swtail]; + struct sk_buff *skb = ctx->skb; + _d = &vring->va[vring->swtail].tx; + + *d = *_d; + + dmalen = le16_to_cpu(d->dma.length); + trace_wil6210_tx_done(ringid, vring->swtail, dmalen, + d->dma.error); + wil_dbg_txrx(wil, + "Tx[%3d] : %d bytes, status 0x%02x err 0x%02x\n", + vring->swtail, dmalen, d->dma.status, + d->dma.error); + wil_hex_dump_txrx("TxC ", DUMP_PREFIX_NONE, 32, 4, + (const void *)d, sizeof(*d), false); + + wil_txdesc_unmap(dev, d, ctx); + + if (skb) { + if (d->dma.error == 0) { + ndev->stats.tx_packets++; + stats->tx_packets++; + ndev->stats.tx_bytes += skb->len; + stats->tx_bytes += skb->len; + } else { + ndev->stats.tx_errors++; + stats->tx_errors++; + } + + dev_kfree_skb_any(skb); + } + memset(ctx, 0, sizeof(*ctx)); + /* There is no need to touch HW descriptor: + * - ststus bit TX_DMA_STATUS_DU is set by design, + * so hardware will not try to process this desc., + * - rest of descriptor will be initialized on Tx. + */ + vring->swtail = wil_vring_next_tail(vring); + done++; } - d->dma.addr_low = 0; - d->dma.addr_high = 0; - d->dma.length = 0; - d->dma.status = TX_DMA_STATUS_DU; - vring->swtail = wil_vring_next_tail(vring); } - if (wil_vring_avail_tx(vring) > vring->size/4) + if (wil_vring_avail_tx(vring) > wil_vring_wmark_high(vring)) netif_tx_wake_all_queues(wil_to_ndev(wil)); + + return done; } diff --git a/drivers/net/wireless/ath/wil6210/txrx.h b/drivers/net/wireless/ath/wil6210/txrx.h index 45a61f597c5..bc5706a4f00 100644 --- a/drivers/net/wireless/ath/wil6210/txrx.h +++ b/drivers/net/wireless/ath/wil6210/txrx.h @@ -27,6 +27,28 @@ #define WIL6210_RTAP_SIZE (128) /* Tx/Rx path */ + +/* + * Common representation of physical address in Vring + */ +struct vring_dma_addr { + __le32 addr_low; + __le16 addr_high; +} __packed; + +static inline dma_addr_t wil_desc_addr(struct vring_dma_addr *addr) +{ + return le32_to_cpu(addr->addr_low) | + ((u64)le16_to_cpu(addr->addr_high) << 32); +} + +static inline void wil_desc_addr_set(struct vring_dma_addr *addr, + dma_addr_t pa) +{ + addr->addr_low = cpu_to_le32(lower_32_bits(pa)); + addr->addr_high = cpu_to_le16((u16)upper_32_bits(pa)); +} + /* * Tx descriptor - MAC part * [dword 0] @@ -179,6 +201,10 @@ struct vring_tx_mac { #define DMA_CFG_DESC_TX_0_CMD_EOP_LEN 1 #define DMA_CFG_DESC_TX_0_CMD_EOP_MSK 0x100 +#define DMA_CFG_DESC_TX_0_CMD_MARK_WB_POS 9 +#define DMA_CFG_DESC_TX_0_CMD_MARK_WB_LEN 1 +#define DMA_CFG_DESC_TX_0_CMD_MARK_WB_MSK 0x200 + #define DMA_CFG_DESC_TX_0_CMD_DMA_IT_POS 10 #define DMA_CFG_DESC_TX_0_CMD_DMA_IT_LEN 1 #define DMA_CFG_DESC_TX_0_CMD_DMA_IT_MSK 0x400 @@ -209,20 +235,28 @@ struct vring_tx_mac { #define DMA_CFG_DESC_TX_0_L4_TYPE_POS 30 #define DMA_CFG_DESC_TX_0_L4_TYPE_LEN 2 -#define DMA_CFG_DESC_TX_0_L4_TYPE_MSK 0xC0000000 +#define DMA_CFG_DESC_TX_0_L4_TYPE_MSK 0xC0000000 /* L4 type: 0-UDP, 2-TCP */ + + +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_MAC_LEN_POS 0 +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_MAC_LEN_LEN 7 +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_MAC_LEN_MSK 0x7F /* MAC hdr len */ + +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_POS 7 +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_LEN 1 +#define DMA_CFG_DESC_TX_OFFLOAD_CFG_L3T_IPV4_MSK 0x80 /* 1-IPv4, 0-IPv6 */ #define TX_DMA_STATUS_DU BIT(0) struct vring_tx_dma { u32 d0; - u32 addr_low; - u16 addr_high; + struct vring_dma_addr addr; u8 ip_length; u8 b11; /* 0..6: mac_length; 7:ip_version */ u8 error; /* 0..2: err; 3..7: reserved; */ u8 status; /* 0: used; 1..7; reserved */ - u16 length; + __le16 length; } __packed; /* @@ -309,19 +343,27 @@ struct vring_rx_mac { #define RX_DMA_D0_CMD_DMA_IT BIT(10) +/* Error field, offload bits */ +#define RX_DMA_ERROR_L3_ERR BIT(4) +#define RX_DMA_ERROR_L4_ERR BIT(5) + + +/* Status field */ #define RX_DMA_STATUS_DU BIT(0) #define RX_DMA_STATUS_ERROR BIT(2) + +#define RX_DMA_STATUS_L3_IDENT BIT(4) +#define RX_DMA_STATUS_L4_IDENT BIT(5) #define RX_DMA_STATUS_PHY_INFO BIT(6) struct vring_rx_dma { u32 d0; - u32 addr_low; - u16 addr_high; + struct vring_dma_addr addr; u8 ip_length; u8 b11; u8 error; u8 status; - u16 length; + __le16 length; } __packed; struct vring_tx_desc { @@ -339,24 +381,66 @@ union vring_desc { struct vring_rx_desc rx; } __packed; -static inline int wil_rxdesc_phy_length(volatile struct vring_rx_desc *d) +static inline int wil_rxdesc_tid(struct vring_rx_desc *d) { - return WIL_GET_BITS(d->dma.d0, 16, 29); + return WIL_GET_BITS(d->mac.d0, 0, 3); } -static inline int wil_rxdesc_mcs(volatile struct vring_rx_desc *d) +static inline int wil_rxdesc_cid(struct vring_rx_desc *d) { - return WIL_GET_BITS(d->mac.d1, 21, 24); + return WIL_GET_BITS(d->mac.d0, 4, 6); } -static inline int wil_rxdesc_ds_bits(volatile struct vring_rx_desc *d) +static inline int wil_rxdesc_mid(struct vring_rx_desc *d) { - return WIL_GET_BITS(d->mac.d1, 8, 9); + return WIL_GET_BITS(d->mac.d0, 8, 9); } -static inline int wil_rxdesc_ftype(volatile struct vring_rx_desc *d) +static inline int wil_rxdesc_ftype(struct vring_rx_desc *d) { return WIL_GET_BITS(d->mac.d0, 10, 11); } +static inline int wil_rxdesc_subtype(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->mac.d0, 12, 15); +} + +static inline int wil_rxdesc_seq(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->mac.d0, 16, 27); +} + +static inline int wil_rxdesc_ext_subtype(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->mac.d0, 28, 31); +} + +static inline int wil_rxdesc_ds_bits(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->mac.d1, 8, 9); +} + +static inline int wil_rxdesc_mcs(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->mac.d1, 21, 24); +} + +static inline int wil_rxdesc_phy_length(struct vring_rx_desc *d) +{ + return WIL_GET_BITS(d->dma.d0, 16, 29); +} + +static inline struct vring_rx_desc *wil_skb_rxdesc(struct sk_buff *skb) +{ + return (void *)skb->cb; +} + +void wil_netif_rx_any(struct sk_buff *skb, struct net_device *ndev); +void wil_rx_reorder(struct wil6210_priv *wil, struct sk_buff *skb); +struct wil_tid_ampdu_rx *wil_tid_ampdu_rx_alloc(struct wil6210_priv *wil, + int size, u16 ssn); +void wil_tid_ampdu_rx_free(struct wil6210_priv *wil, + struct wil_tid_ampdu_rx *r); + #endif /* WIL6210_TXRX_H */ diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 9bcfffa4006..e25edc52398 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -21,8 +21,6 @@ #include <linux/wireless.h> #include <net/cfg80211.h> -#include "dbg_hexdump.h" - #define WIL_NAME "wil6210" /** @@ -36,11 +34,15 @@ static inline u32 WIL_GET_BITS(u32 x, int b0, int b1) #define WIL6210_MEM_SIZE (2*1024*1024UL) -#define WIL6210_TX_QUEUES (4) - -#define WIL6210_RX_RING_SIZE (128) -#define WIL6210_TX_RING_SIZE (128) -#define WIL6210_MAX_TX_RINGS (24) +#define WIL6210_RX_RING_SIZE (128) +#define WIL6210_TX_RING_SIZE (512) +#define WIL6210_MAX_TX_RINGS (24) /* HW limit */ +#define WIL6210_MAX_CID (8) /* HW limit */ +#define WIL6210_NAPI_BUDGET (16) /* arbitrary */ +#define WIL6210_ITR_TRSH (10000) /* arbitrary - about 15 IRQs/msec */ +#define WIL6210_FW_RECOVERY_RETRIES (5) /* try to recover this many times */ +#define WIL6210_FW_RECOVERY_TO msecs_to_jiffies(5000) +#define WIL6210_SCAN_TO msecs_to_jiffies(10000) /* Hardware definitions begin */ @@ -75,23 +77,21 @@ struct RGF_ICR { } __packed; /* registers - FW addresses */ -#define RGF_USER_USER_SCRATCH_PAD (0x8802bc) -#define RGF_USER_USER_ICR (0x880b4c) /* struct RGF_ICR */ - #define BIT_USER_USER_ICR_SW_INT_2 BIT(18) -#define RGF_USER_CLKS_CTL_SW_RST_MASK_0 (0x880b14) -#define RGF_USER_MAC_CPU_0 (0x8801fc) +#define RGF_USER_HW_MACHINE_STATE (0x8801dc) + #define HW_MACHINE_BOOT_DONE (0x3fffffd) #define RGF_USER_USER_CPU_0 (0x8801e0) +#define RGF_USER_MAC_CPU_0 (0x8801fc) +#define RGF_USER_USER_SCRATCH_PAD (0x8802bc) +#define RGF_USER_FW_REV_ID (0x880a8c) /* chip revision */ +#define RGF_USER_CLKS_CTL_0 (0x880abc) + #define BIT_USER_CLKS_RST_PWGD BIT(11) /* reset on "power good" */ #define RGF_USER_CLKS_CTL_SW_RST_VEC_0 (0x880b04) #define RGF_USER_CLKS_CTL_SW_RST_VEC_1 (0x880b08) #define RGF_USER_CLKS_CTL_SW_RST_VEC_2 (0x880b0c) #define RGF_USER_CLKS_CTL_SW_RST_VEC_3 (0x880b10) - -#define RGF_DMA_PSEUDO_CAUSE (0x881c68) -#define RGF_DMA_PSEUDO_CAUSE_MASK_SW (0x881c6c) -#define RGF_DMA_PSEUDO_CAUSE_MASK_FW (0x881c70) - #define BIT_DMA_PSEUDO_CAUSE_RX BIT(0) - #define BIT_DMA_PSEUDO_CAUSE_TX BIT(1) - #define BIT_DMA_PSEUDO_CAUSE_MISC BIT(2) +#define RGF_USER_CLKS_CTL_SW_RST_MASK_0 (0x880b14) +#define RGF_USER_USER_ICR (0x880b4c) /* struct RGF_ICR */ + #define BIT_USER_USER_ICR_SW_INT_2 BIT(18) #define RGF_DMA_EP_TX_ICR (0x881bb4) /* struct RGF_ICR */ #define BIT_DMA_EP_TX_ICR_TX_DONE BIT(0) @@ -101,19 +101,27 @@ struct RGF_ICR { #define RGF_DMA_EP_MISC_ICR (0x881bec) /* struct RGF_ICR */ #define BIT_DMA_EP_MISC_ICR_RX_HTRSH BIT(0) #define BIT_DMA_EP_MISC_ICR_TX_NO_ACT BIT(1) - #define BIT_DMA_EP_MISC_ICR_FW_INT0 BIT(28) - #define BIT_DMA_EP_MISC_ICR_FW_INT1 BIT(29) + #define BIT_DMA_EP_MISC_ICR_FW_INT(n) BIT(28+n) /* n = [0..3] */ /* Interrupt moderation control */ #define RGF_DMA_ITR_CNT_TRSH (0x881c5c) #define RGF_DMA_ITR_CNT_DATA (0x881c60) -#define RGF_DMA_ITR_CNT_CRL (0x881C64) +#define RGF_DMA_ITR_CNT_CRL (0x881c64) #define BIT_DMA_ITR_CNT_CRL_EN BIT(0) #define BIT_DMA_ITR_CNT_CRL_EXT_TICK BIT(1) #define BIT_DMA_ITR_CNT_CRL_FOREVER BIT(2) #define BIT_DMA_ITR_CNT_CRL_CLR BIT(3) #define BIT_DMA_ITR_CNT_CRL_REACH_TRSH BIT(4) +#define RGF_DMA_PSEUDO_CAUSE (0x881c68) +#define RGF_DMA_PSEUDO_CAUSE_MASK_SW (0x881c6c) +#define RGF_DMA_PSEUDO_CAUSE_MASK_FW (0x881c70) + #define BIT_DMA_PSEUDO_CAUSE_RX BIT(0) + #define BIT_DMA_PSEUDO_CAUSE_TX BIT(1) + #define BIT_DMA_PSEUDO_CAUSE_MISC BIT(2) + +#define RGF_PCIE_LOS_COUNTER_CTL (0x882dc4) + /* popular locations */ #define HOST_MBOX HOSTADDR(RGF_USER_USER_SCRATCH_PAD) #define HOST_SW_INT (HOSTADDR(RGF_USER_USER_ICR) + \ @@ -121,11 +129,37 @@ struct RGF_ICR { #define SW_INT_MBOX BIT_USER_USER_ICR_SW_INT_2 /* ISR register bits */ -#define ISR_MISC_FW_READY BIT_DMA_EP_MISC_ICR_FW_INT0 -#define ISR_MISC_MBOX_EVT BIT_DMA_EP_MISC_ICR_FW_INT1 +#define ISR_MISC_FW_READY BIT_DMA_EP_MISC_ICR_FW_INT(0) +#define ISR_MISC_MBOX_EVT BIT_DMA_EP_MISC_ICR_FW_INT(1) +#define ISR_MISC_FW_ERROR BIT_DMA_EP_MISC_ICR_FW_INT(3) /* Hardware definitions end */ +/** + * mk_cidxtid - construct @cidxtid field + * @cid: CID value + * @tid: TID value + * + * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID + */ +static inline u8 mk_cidxtid(u8 cid, u8 tid) +{ + return ((tid & 0xf) << 4) | (cid & 0xf); +} + +/** + * parse_cidxtid - parse @cidxtid field + * @cid: store CID value here + * @tid: store TID value here + * + * @cidxtid field encoded as bits 0..3 - CID; 4..7 - TID + */ +static inline void parse_cidxtid(u8 cidxtid, u8 *cid, u8 *tid) +{ + *cid = cidxtid & 0xf; + *tid = (cidxtid >> 4) & 0xf; +} + struct wil6210_mbox_ring { u32 base; u16 entry_size; /* max. size of mbox entry, incl. all headers */ @@ -158,11 +192,22 @@ struct wil6210_mbox_hdr { /* max. value for wil6210_mbox_hdr.len */ #define MAX_MBOXITEM_SIZE (240) +/** + * struct wil6210_mbox_hdr_wmi - WMI header + * + * @mid: MAC ID + * 00 - default, created by FW + * 01..0f - WiFi ports, driver to create + * 10..fe - debug + * ff - broadcast + * @id: command/event ID + * @timestamp: FW fills for events, free-running msec timer + */ struct wil6210_mbox_hdr_wmi { - u8 reserved0[2]; + u8 mid; + u8 reserved; __le16 id; - __le16 info1; /* bits [0..3] - device_id, rest - unused */ - u8 reserved1[2]; + __le32 timestamp; } __packed; struct pending_wmi_event { @@ -174,6 +219,21 @@ struct pending_wmi_event { } __packed event; }; +enum { /* for wil_ctx.mapped_as */ + wil_mapped_as_none = 0, + wil_mapped_as_single = 1, + wil_mapped_as_page = 2, +}; + +/** + * struct wil_ctx - software context for Vring descriptor + */ +struct wil_ctx { + struct sk_buff *skb; + u8 nr_frags; + u8 mapped_as; +}; + union vring_desc; struct vring { @@ -183,18 +243,70 @@ struct vring { u32 swtail; u32 swhead; u32 hwtail; /* write here to inform hw */ - void **ctx; /* void *ctx[size] - software context */ + struct wil_ctx *ctx; /* ctx[size] - software context */ +}; + +/** + * Additional data for Tx Vring + */ +struct vring_tx_data { + int enabled; + }; enum { /* for wil6210_priv.status */ wil_status_fwready = 0, + wil_status_fwconnecting, wil_status_fwconnected, wil_status_dontscan, + wil_status_reset_done, wil_status_irqen, /* FIXME: interrupts enabled - for debug */ + wil_status_napi_en, /* NAPI enabled protected by wil->mutex */ }; struct pci_dev; +/** + * struct tid_ampdu_rx - TID aggregation information (Rx). + * + * @reorder_buf: buffer to reorder incoming aggregated MPDUs + * @reorder_time: jiffies when skb was added + * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value) + * @reorder_timer: releases expired frames from the reorder buffer. + * @last_rx: jiffies of last rx activity + * @head_seq_num: head sequence number in reordering buffer. + * @stored_mpdu_num: number of MPDUs in reordering buffer + * @ssn: Starting Sequence Number expected to be aggregated. + * @buf_size: buffer size for incoming A-MPDUs + * @timeout: reset timer value (in TUs). + * @dialog_token: dialog token for aggregation session + * @rcu_head: RCU head used for freeing this struct + * @reorder_lock: serializes access to reorder buffer, see below. + * + * This structure's lifetime is managed by RCU, assignments to + * the array holding it must hold the aggregation mutex. + * + * The @reorder_lock is used to protect the members of this + * struct, except for @timeout, @buf_size and @dialog_token, + * which are constant across the lifetime of the struct (the + * dialog token being used only for debugging). + */ +struct wil_tid_ampdu_rx { + spinlock_t reorder_lock; /* see above */ + struct sk_buff **reorder_buf; + unsigned long *reorder_time; + struct timer_list session_timer; + struct timer_list reorder_timer; + unsigned long last_rx; + u16 head_seq_num; + u16 stored_mpdu_num; + u16 ssn; + u16 buf_size; + u16 timeout; + u8 dialog_token; + bool first_time; /* is it 1-st time this buffer used? */ +}; + struct wil6210_stats { u64 tsf; u32 snr; @@ -206,12 +318,54 @@ struct wil6210_stats { u16 peer_tx_sector; }; +enum wil_sta_status { + wil_sta_unused = 0, + wil_sta_conn_pending = 1, + wil_sta_connected = 2, +}; + +#define WIL_STA_TID_NUM (16) + +struct wil_net_stats { + unsigned long rx_packets; + unsigned long tx_packets; + unsigned long rx_bytes; + unsigned long tx_bytes; + unsigned long tx_errors; + unsigned long rx_dropped; + u16 last_mcs_rx; +}; + +/** + * struct wil_sta_info - data for peer + * + * Peer identified by its CID (connection ID) + * NIC performs beam forming for each peer; + * if no beam forming done, frame exchange is not + * possible. + */ +struct wil_sta_info { + u8 addr[ETH_ALEN]; + enum wil_sta_status status; + struct wil_net_stats stats; + bool data_port_open; /* can send any data, not only EAPOL */ + /* Rx BACK */ + struct wil_tid_ampdu_rx *tid_rx[WIL_STA_TID_NUM]; + unsigned long tid_rx_timer_expired[BITS_TO_LONGS(WIL_STA_TID_NUM)]; + unsigned long tid_rx_stop_requested[BITS_TO_LONGS(WIL_STA_TID_NUM)]; +}; + struct wil6210_priv { struct pci_dev *pdev; int n_msi; struct wireless_dev *wdev; void __iomem *csr; ulong status; + u32 fw_version; + u32 hw_version; + u8 n_mids; /* number of additional MIDs as reported by FW */ + int recovery_count; /* num of FW recovery attempts in a short time */ + unsigned long last_fw_recovery; /* jiffies of last fw recovery */ /* profile */ u32 monitor_flags; u32 secure_pcp; /* create secure PCP? */ @@ -229,9 +383,11 @@ struct wil6210_priv { struct workqueue_struct *wmi_wq; /* for deferred calls */ struct work_struct wmi_event_worker; struct workqueue_struct *wmi_wq_conn; /* for connect worker */ - struct work_struct wmi_connect_worker; + struct work_struct connect_worker; struct work_struct disconnect_worker; + struct work_struct fw_error_worker; /* for FW error recovery */ struct timer_list connect_timer; + struct timer_list scan_timer; /* detect scan timeout */ int pending_connect_cid; struct list_head pending_wmi_ev; /* @@ -240,10 +396,14 @@ struct wil6210_priv { * - consumed in thread by wmi_event_worker */ spinlock_t wmi_ev_lock; + struct napi_struct napi_rx; + struct napi_struct napi_tx; /* DMA related */ struct vring vring_rx; struct vring vring_tx[WIL6210_MAX_TX_RINGS]; - u8 dst_addr[WIL6210_MAX_TX_RINGS][ETH_ALEN]; + struct vring_tx_data vring_tx_data[WIL6210_MAX_TX_RINGS]; + u8 vring2cid_tid[WIL6210_MAX_TX_RINGS][2]; /* [0] - CID, [1] - TID */ + struct wil_sta_info sta[WIL6210_MAX_CID]; /* scan */ struct cfg80211_scan_request *scan_request; @@ -268,23 +428,28 @@ struct wil6210_priv { #define wil_to_ndev(i) (wil_to_wdev(i)->netdev) #define ndev_to_wil(n) (wdev_to_wil(n->ieee80211_ptr)) -#define wil_dbg(wil, fmt, arg...) netdev_dbg(wil_to_ndev(wil), fmt, ##arg) -#define wil_info(wil, fmt, arg...) netdev_info(wil_to_ndev(wil), fmt, ##arg) -#define wil_err(wil, fmt, arg...) netdev_err(wil_to_ndev(wil), fmt, ##arg) +int wil_dbg_trace(struct wil6210_priv *wil, const char *fmt, ...); +int wil_err(struct wil6210_priv *wil, const char *fmt, ...); +int wil_info(struct wil6210_priv *wil, const char *fmt, ...); +#define wil_dbg(wil, fmt, arg...) do { \ + netdev_dbg(wil_to_ndev(wil), fmt, ##arg); \ + wil_dbg_trace(wil, fmt, ##arg); \ +} while (0) -#define wil_dbg_IRQ(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg) -#define wil_dbg_TXRX(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg) -#define wil_dbg_WMI(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg) +#define wil_dbg_irq(wil, fmt, arg...) wil_dbg(wil, "DBG[ IRQ]" fmt, ##arg) +#define wil_dbg_txrx(wil, fmt, arg...) wil_dbg(wil, "DBG[TXRX]" fmt, ##arg) +#define wil_dbg_wmi(wil, fmt, arg...) wil_dbg(wil, "DBG[ WMI]" fmt, ##arg) +#define wil_dbg_misc(wil, fmt, arg...) wil_dbg(wil, "DBG[MISC]" fmt, ##arg) -#define wil_hex_dump_TXRX(prefix_str, prefix_type, rowsize, \ +#define wil_hex_dump_txrx(prefix_str, prefix_type, rowsize, \ groupsize, buf, len, ascii) \ - wil_print_hex_dump_debug("DBG[TXRX]" prefix_str,\ + print_hex_dump_debug("DBG[TXRX]" prefix_str,\ prefix_type, rowsize, \ groupsize, buf, len, ascii) -#define wil_hex_dump_WMI(prefix_str, prefix_type, rowsize, \ +#define wil_hex_dump_wmi(prefix_str, prefix_type, rowsize, \ groupsize, buf, len, ascii) \ - wil_print_hex_dump_debug("DBG[ WMI]" prefix_str,\ + print_hex_dump_debug("DBG[ WMI]" prefix_str,\ prefix_type, rowsize, \ groupsize, buf, len, ascii) @@ -300,11 +465,13 @@ void wil_if_remove(struct wil6210_priv *wil); int wil_priv_init(struct wil6210_priv *wil); void wil_priv_deinit(struct wil6210_priv *wil); int wil_reset(struct wil6210_priv *wil); +void wil_fw_error_recovery(struct wil6210_priv *wil); void wil_link_on(struct wil6210_priv *wil); void wil_link_off(struct wil6210_priv *wil); int wil_up(struct wil6210_priv *wil); int wil_down(struct wil6210_priv *wil); void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r); +int wil_find_cid(struct wil6210_priv *wil, const u8 *mac); void __iomem *wmi_buffer(struct wil6210_priv *wil, __le32 ptr); void __iomem *wmi_addr(struct wil6210_priv *wil, u32 ptr); @@ -314,21 +481,25 @@ int wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len); void wmi_recv_cmd(struct wil6210_priv *wil); int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, u16 reply_id, void *reply, u8 reply_size, int to_msec); -void wmi_connect_worker(struct work_struct *work); void wmi_event_worker(struct work_struct *work); void wmi_event_flush(struct wil6210_priv *wil); int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid); int wmi_get_ssid(struct wil6210_priv *wil, u8 *ssid_len, void *ssid); int wmi_set_channel(struct wil6210_priv *wil, int channel); int wmi_get_channel(struct wil6210_priv *wil, int *channel); -int wmi_tx_eapol(struct wil6210_priv *wil, struct sk_buff *skb); int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index, const void *mac_addr); int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index, const void *mac_addr, int key_len, const void *key); int wmi_echo(struct wil6210_priv *wil); int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie); +int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring); +int wmi_p2p_cfg(struct wil6210_priv *wil, int channel); +int wmi_rxon(struct wil6210_priv *wil, bool on); +int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r); +int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason); +void wil6210_clear_irq(struct wil6210_priv *wil); int wil6210_init_irq(struct wil6210_priv *wil, int irq); void wil6210_fini_irq(struct wil6210_priv *wil, int irq); void wil6210_disable_irq(struct wil6210_priv *wil); @@ -341,8 +512,9 @@ struct wireless_dev *wil_cfg80211_init(struct device *dev); void wil_wdev_free(struct wil6210_priv *wil); int wmi_set_mac_address(struct wil6210_priv *wil, void *addr); -int wmi_set_bcon(struct wil6210_priv *wil, int bi, u8 wmi_nettype); -void wil6210_disconnect(struct wil6210_priv *wil, void *bssid); +int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan); +int wmi_pcp_stop(struct wil6210_priv *wil); +void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid); int wil_rx_init(struct wil6210_priv *wil); void wil_rx_fini(struct wil6210_priv *wil); @@ -353,10 +525,12 @@ int wil_vring_init_tx(struct wil6210_priv *wil, int id, int size, void wil_vring_fini_tx(struct wil6210_priv *wil, int id); netdev_tx_t wil_start_xmit(struct sk_buff *skb, struct net_device *ndev); -void wil_tx_complete(struct wil6210_priv *wil, int ringid); +int wil_tx_complete(struct wil6210_priv *wil, int ringid); +void wil6210_unmask_irq_tx(struct wil6210_priv *wil); /* RX API */ -void wil_rx_handle(struct wil6210_priv *wil); +void wil_rx_handle(struct wil6210_priv *wil, int *quota); +void wil6210_unmask_irq_rx(struct wil6210_priv *wil); int wil_iftype_nl2wmi(enum nl80211_iftype type); diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 12915f6e761..6cc0e182cc7 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -14,13 +14,13 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ -#include <linux/pci.h> -#include <linux/io.h> -#include <linux/list.h> #include <linux/etherdevice.h> +#include <linux/if_arp.h> #include "wil6210.h" +#include "txrx.h" #include "wmi.h" +#include "trace.h" /** * WMI event receiving - theory of operations @@ -75,10 +75,11 @@ static const struct { {0x800000, 0x808000, 0x900000}, /* FW data RAM 32k */ {0x840000, 0x860000, 0x908000}, /* peripheral data RAM 128k/96k used */ {0x880000, 0x88a000, 0x880000}, /* various RGF */ - {0x8c0000, 0x932000, 0x8c0000}, /* trivial mapping for upper area */ + {0x8c0000, 0x949000, 0x8c0000}, /* trivial mapping for upper area */ /* * 920000..930000 ucode code RAM * 930000..932000 ucode data RAM + * 932000..949000 back-door debug data */ }; @@ -171,8 +172,8 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) .len = cpu_to_le16(sizeof(cmd.wmi) + len), }, .wmi = { + .mid = 0, .id = cpu_to_le16(cmdid), - .info1 = 0, }, }; struct wil6210_mbox_ring *r = &wil->mbox_ctl.tx; @@ -186,13 +187,12 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) wil_err(wil, "WMI size too large: %d bytes, max is %d\n", (int)(sizeof(cmd) + len), r->entry_size); return -ERANGE; - } might_sleep(); if (!test_bit(wil_status_fwready, &wil->status)) { - wil_err(wil, "FW not ready\n"); + wil_err(wil, "WMI: cannot send command while FW not ready\n"); return -EAGAIN; } @@ -213,7 +213,7 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) } /* next head */ next_head = r->base + ((r->head - r->base + sizeof(d_head)) % r->size); - wil_dbg_WMI(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); + wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head); /* wait till FW finish with previous command */ for (retry = 5; retry > 0; retry--) { r->tail = ioread32(wil->csr + HOST_MBOX + @@ -234,10 +234,10 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) } cmd.hdr.seq = cpu_to_le16(++wil->wmi_seq); /* set command */ - wil_dbg_WMI(wil, "WMI command 0x%04x [%d]\n", cmdid, len); - wil_hex_dump_WMI("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, + wil_dbg_wmi(wil, "WMI command 0x%04x [%d]\n", cmdid, len); + wil_hex_dump_wmi("Cmd ", DUMP_PREFIX_OFFSET, 16, 1, &cmd, sizeof(cmd), true); - wil_hex_dump_WMI("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, + wil_hex_dump_wmi("cmd ", DUMP_PREFIX_OFFSET, 16, 1, buf, len, true); wil_memcpy_toio_32(dst, &cmd, sizeof(cmd)); wil_memcpy_toio_32(dst + sizeof(cmd), buf, len); @@ -248,6 +248,8 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len) iowrite32(r->head = next_head, wil->csr + HOST_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head)); + trace_wil6210_wmi_cmd(&cmd.wmi, buf, len); + /* interrupt to FW */ iowrite32(SW_INT_MBOX, wil->csr + HOST_SW_INT); @@ -271,22 +273,24 @@ static void wmi_evt_ready(struct wil6210_priv *wil, int id, void *d, int len) struct net_device *ndev = wil_to_ndev(wil); struct wireless_dev *wdev = wil->wdev; struct wmi_ready_event *evt = d; - u32 ver = le32_to_cpu(evt->sw_version); + wil->fw_version = le32_to_cpu(evt->sw_version); + wil->n_mids = evt->numof_additional_mids; - wil_dbg_WMI(wil, "FW ver. %d; MAC %pM\n", ver, evt->mac); + wil_info(wil, "FW ver. %d; MAC %pM; %d MID's\n", wil->fw_version, + evt->mac, wil->n_mids); if (!is_valid_ether_addr(ndev->dev_addr)) { memcpy(ndev->dev_addr, evt->mac, ETH_ALEN); memcpy(ndev->perm_addr, evt->mac, ETH_ALEN); } snprintf(wdev->wiphy->fw_version, sizeof(wdev->wiphy->fw_version), - "%d", ver); + "%d", wil->fw_version); } static void wmi_evt_fw_ready(struct wil6210_priv *wil, int id, void *d, int len) { - wil_dbg_WMI(wil, "WMI: FW ready\n"); + wil_dbg_wmi(wil, "WMI: got FW ready event\n"); set_bit(wil_status_fwready, &wil->status); /* reuse wmi_ready for the firmware ready indication */ @@ -303,17 +307,17 @@ static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) u32 freq = ieee80211_channel_to_frequency(ch_no, IEEE80211_BAND_60GHZ); struct ieee80211_channel *channel = ieee80211_get_channel(wiphy, freq); - /* TODO convert LE to CPU */ - s32 signal = 0; /* TODO */ + s32 signal = data->info.sqi; __le16 fc = rx_mgmt_frame->frame_control; u32 d_len = le32_to_cpu(data->info.len); u16 d_status = le16_to_cpu(data->info.status); - wil_dbg_WMI(wil, "MGMT: channel %d MCS %d SNR %d\n", - data->info.channel, data->info.mcs, data->info.snr); - wil_dbg_WMI(wil, "status 0x%04x len %d stype %04x\n", d_status, d_len, - le16_to_cpu(data->info.stype)); - wil_dbg_WMI(wil, "qid %d mid %d cid %d\n", + wil_dbg_wmi(wil, "MGMT: channel %d MCS %d SNR %d SQI %d%%\n", + data->info.channel, data->info.mcs, data->info.snr, + data->info.sqi); + wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len, + le16_to_cpu(fc)); + wil_dbg_wmi(wil, "qid %d mid %d cid %d\n", data->info.qid, data->info.mid, data->info.cid); if (!channel) { @@ -323,24 +327,19 @@ static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len) if (ieee80211_is_beacon(fc) || ieee80211_is_probe_resp(fc)) { struct cfg80211_bss *bss; - u64 tsf = le64_to_cpu(rx_mgmt_frame->u.beacon.timestamp); - u16 cap = le16_to_cpu(rx_mgmt_frame->u.beacon.capab_info); - u16 bi = le16_to_cpu(rx_mgmt_frame->u.beacon.beacon_int); - const u8 *ie_buf = rx_mgmt_frame->u.beacon.variable; - size_t ie_len = d_len - offsetof(struct ieee80211_mgmt, - u.beacon.variable); - wil_dbg_WMI(wil, "Capability info : 0x%04x\n", cap); - - bss = cfg80211_inform_bss(wiphy, channel, rx_mgmt_frame->bssid, - tsf, cap, bi, ie_buf, ie_len, - signal, GFP_KERNEL); + + bss = cfg80211_inform_bss_frame(wiphy, channel, rx_mgmt_frame, + d_len, signal, GFP_KERNEL); if (bss) { - wil_dbg_WMI(wil, "Added BSS %pM\n", + wil_dbg_wmi(wil, "Added BSS %pM\n", rx_mgmt_frame->bssid); - cfg80211_put_bss(bss); + cfg80211_put_bss(wiphy, bss); } else { wil_err(wil, "cfg80211_inform_bss() failed\n"); } + } else { + cfg80211_rx_mgmt(wil->wdev, freq, signal, + (void *)rx_mgmt_frame, d_len, 0, GFP_KERNEL); } } @@ -349,9 +348,10 @@ static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id, { if (wil->scan_request) { struct wmi_scan_complete_event *data = d; - bool aborted = (data->status != 0); + bool aborted = (data->status != WMI_SCAN_SUCCESS); - wil_dbg_WMI(wil, "SCAN_COMPLETE(0x%08x)\n", data->status); + wil_dbg_wmi(wil, "SCAN_COMPLETE(0x%08x)\n", data->status); + del_timer_sync(&wil->scan_timer); cfg80211_scan_done(wil->scan_request, aborted); wil->scan_request = NULL; } else { @@ -385,10 +385,15 @@ static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) evt->assoc_req_len, evt->assoc_resp_len); return; } + if (evt->cid >= WIL6210_MAX_CID) { + wil_err(wil, "Connect CID invalid : %d\n", evt->cid); + return; + } + ch = evt->channel + 1; - wil_dbg_WMI(wil, "Connect %pM channel [%d] cid %d\n", + wil_dbg_wmi(wil, "Connect %pM channel [%d] cid %d\n", evt->bssid, ch, evt->cid); - wil_hex_dump_WMI("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, + wil_hex_dump_wmi("connect AI : ", DUMP_PREFIX_OFFSET, 16, 1, evt->assoc_info, len - sizeof(*evt), true); /* figure out IE's */ @@ -411,7 +416,7 @@ static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) if ((wdev->iftype == NL80211_IFTYPE_STATION) || (wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) { - if (wdev->sme_state != CFG80211_SME_CONNECTING) { + if (!test_bit(wil_status_fwconnecting, &wil->status)) { wil_err(wil, "Not in connecting state\n"); return; } @@ -435,14 +440,16 @@ static void wmi_evt_connect(struct wil6210_priv *wil, int id, void *d, int len) cfg80211_new_sta(ndev, evt->bssid, &sinfo, GFP_KERNEL); } + clear_bit(wil_status_fwconnecting, &wil->status); set_bit(wil_status_fwconnected, &wil->status); /* FIXME FW can transmit only ucast frames to peer */ /* FIXME real ring_id instead of hard coded 0 */ - memcpy(wil->dst_addr[0], evt->bssid, ETH_ALEN); + memcpy(wil->sta[evt->cid].addr, evt->bssid, ETH_ALEN); + wil->sta[evt->cid].status = wil_sta_conn_pending; wil->pending_connect_cid = evt->cid; - queue_work(wil->wmi_wq_conn, &wil->wmi_connect_worker); + queue_work(wil->wmi_wq_conn, &wil->connect_worker); } static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, @@ -450,14 +457,15 @@ static void wmi_evt_disconnect(struct wil6210_priv *wil, int id, { struct wmi_disconnect_event *evt = d; - wil_dbg_WMI(wil, "Disconnect %pM reason %d proto %d wmi\n", + wil_dbg_wmi(wil, "Disconnect %pM reason %d proto %d wmi\n", evt->bssid, evt->protocol_reason_status, evt->disconnect_reason); wil->sinfo_gen++; + mutex_lock(&wil->mutex); wil6210_disconnect(wil, evt->bssid); - clear_bit(wil_status_dontscan, &wil->status); + mutex_unlock(&wil->mutex); } static void wmi_evt_notify(struct wil6210_priv *wil, int id, void *d, int len) @@ -476,12 +484,12 @@ static void wmi_evt_notify(struct wil6210_priv *wil, int id, void *d, int len) wil->stats.my_tx_sector = le16_to_cpu(evt->my_tx_sector); wil->stats.peer_rx_sector = le16_to_cpu(evt->other_rx_sector); wil->stats.peer_tx_sector = le16_to_cpu(evt->other_tx_sector); - wil_dbg_WMI(wil, "Link status, MCS %d TSF 0x%016llx\n" - "BF status 0x%08x SNR 0x%08x\n" + wil_dbg_wmi(wil, "Link status, MCS %d TSF 0x%016llx\n" + "BF status 0x%08x SNR 0x%08x SQI %d%%\n" "Tx Tpt %d goodput %d Rx goodput %d\n" "Sectors(rx:tx) my %d:%d peer %d:%d\n", wil->stats.bf_mcs, wil->stats.tsf, evt->status, - wil->stats.snr, le32_to_cpu(evt->tx_tpt), + wil->stats.snr, evt->sqi, le32_to_cpu(evt->tx_tpt), le32_to_cpu(evt->tx_goodput), le32_to_cpu(evt->rx_goodput), wil->stats.my_rx_sector, wil->stats.my_tx_sector, wil->stats.peer_rx_sector, wil->stats.peer_tx_sector); @@ -500,10 +508,16 @@ static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, int sz = eapol_len + ETH_HLEN; struct sk_buff *skb; struct ethhdr *eth; + int cid; + struct wil_net_stats *stats = NULL; - wil_dbg_WMI(wil, "EAPOL len %d from %pM\n", eapol_len, + wil_dbg_wmi(wil, "EAPOL len %d from %pM\n", eapol_len, evt->src_mac); + cid = wil_find_cid(wil, evt->src_mac); + if (cid >= 0) + stats = &wil->sta[cid].stats; + if (eapol_len > 196) { /* TODO: revisit size limit */ wil_err(wil, "EAPOL too large\n"); return; @@ -514,6 +528,7 @@ static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, wil_err(wil, "Failed to allocate skb\n"); return; } + eth = (struct ethhdr *)skb_put(skb, ETH_HLEN); memcpy(eth->h_dest, ndev->dev_addr, ETH_ALEN); memcpy(eth->h_source, evt->src_mac, ETH_ALEN); @@ -522,9 +537,92 @@ static void wmi_evt_eapol_rx(struct wil6210_priv *wil, int id, skb->protocol = eth_type_trans(skb, ndev); if (likely(netif_rx_ni(skb) == NET_RX_SUCCESS)) { ndev->stats.rx_packets++; - ndev->stats.rx_bytes += skb->len; + ndev->stats.rx_bytes += sz; + if (stats) { + stats->rx_packets++; + stats->rx_bytes += sz; + } } else { ndev->stats.rx_dropped++; + if (stats) + stats->rx_dropped++; + } +} + +static void wmi_evt_linkup(struct wil6210_priv *wil, int id, void *d, int len) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct wmi_data_port_open_event *evt = d; + u8 cid = evt->cid; + + wil_dbg_wmi(wil, "Link UP for CID %d\n", cid); + + if (cid >= ARRAY_SIZE(wil->sta)) { + wil_err(wil, "Link UP for invalid CID %d\n", cid); + return; + } + + wil->sta[cid].data_port_open = true; + netif_carrier_on(ndev); +} + +static void wmi_evt_linkdown(struct wil6210_priv *wil, int id, void *d, int len) +{ + struct net_device *ndev = wil_to_ndev(wil); + struct wmi_wbe_link_down_event *evt = d; + u8 cid = evt->cid; + + wil_dbg_wmi(wil, "Link DOWN for CID %d, reason %d\n", + cid, le32_to_cpu(evt->reason)); + + if (cid >= ARRAY_SIZE(wil->sta)) { + wil_err(wil, "Link DOWN for invalid CID %d\n", cid); + return; + } + + wil->sta[cid].data_port_open = false; + netif_carrier_off(ndev); +} + +static void wmi_evt_ba_status(struct wil6210_priv *wil, int id, void *d, + int len) +{ + struct wmi_vring_ba_status_event *evt = d; + struct wil_sta_info *sta; + uint i, cid; + + /* TODO: use Rx BA status, not Tx one */ + + wil_dbg_wmi(wil, "BACK[%d] %s {%d} timeout %d\n", + evt->ringid, + evt->status == WMI_BA_AGREED ? "OK" : "N/A", + evt->agg_wsize, __le16_to_cpu(evt->ba_timeout)); + + if (evt->ringid >= WIL6210_MAX_TX_RINGS) { + wil_err(wil, "invalid ring id %d\n", evt->ringid); + return; + } + + cid = wil->vring2cid_tid[evt->ringid][0]; + if (cid >= WIL6210_MAX_CID) { + wil_err(wil, "invalid CID %d for vring %d\n", cid, evt->ringid); + return; + } + + sta = &wil->sta[cid]; + if (sta->status == wil_sta_unused) { + wil_err(wil, "CID %d unused\n", cid); + return; + } + + wil_dbg_wmi(wil, "BACK for CID %d %pM\n", cid, sta->addr); + for (i = 0; i < WIL_STA_TID_NUM; i++) { + struct wil_tid_ampdu_rx *r = sta->tid_rx[i]; + sta->tid_rx[i] = NULL; + wil_tid_ampdu_rx_free(wil, r); + if ((evt->status == WMI_BA_AGREED) && evt->agg_wsize) + sta->tid_rx[i] = wil_tid_ampdu_rx_alloc(wil, + evt->agg_wsize, 0); } } @@ -541,6 +639,9 @@ static const struct { {WMI_DISCONNECT_EVENTID, wmi_evt_disconnect}, {WMI_NOTIFY_REQ_DONE_EVENTID, wmi_evt_notify}, {WMI_EAPOL_RX_EVENTID, wmi_evt_eapol_rx}, + {WMI_DATA_PORT_OPEN_EVENTID, wmi_evt_linkup}, + {WMI_WBE_LINKDOWN_EVENTID, wmi_evt_linkdown}, + {WMI_BA_STATUS_EVENTID, wmi_evt_ba_status}, }; /* @@ -558,16 +659,27 @@ void wmi_recv_cmd(struct wil6210_priv *wil) u8 *cmd; void __iomem *src; ulong flags; + unsigned n; - for (;;) { + if (!test_bit(wil_status_reset_done, &wil->status)) { + wil_err(wil, "Reset not completed\n"); + return; + } + + for (n = 0;; n++) { u16 len; r->head = ioread32(wil->csr + HOST_MBOX + offsetof(struct wil6210_mbox_ctl, rx.head)); - if (r->tail == r->head) + if (r->tail == r->head) { + if (n == 0) + wil_dbg_wmi(wil, "No events?\n"); return; + } - /* read cmd from tail */ + wil_dbg_wmi(wil, "Mbox head %08x tail %08x\n", + r->head, r->tail); + /* read cmd descriptor from tail */ wil_memcpy_fromio_32(&d_tail, wil->csr + HOSTADDR(r->tail), sizeof(struct wil6210_mbox_ring_desc)); if (d_tail.sync == 0) { @@ -575,23 +687,26 @@ void wmi_recv_cmd(struct wil6210_priv *wil) return; } + /* read cmd header from descriptor */ if (0 != wmi_read_hdr(wil, d_tail.addr, &hdr)) { wil_err(wil, "Mbox evt at 0x%08x?\n", le32_to_cpu(d_tail.addr)); return; } - len = le16_to_cpu(hdr.len); + wil_dbg_wmi(wil, "Mbox evt %04x %04x %04x %02x\n", + le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), + hdr.flags); + + /* read cmd buffer from descriptor */ src = wmi_buffer(wil, d_tail.addr) + sizeof(struct wil6210_mbox_hdr); evt = kmalloc(ALIGN(offsetof(struct pending_wmi_event, event.wmi) + len, 4), GFP_KERNEL); - if (!evt) { - wil_err(wil, "kmalloc for WMI event (%d) failed\n", - len); + if (!evt) return; - } + evt->event.hdr = hdr; cmd = (void *)&evt->event.wmi; wil_memcpy_fromio_32(cmd, src, len); @@ -599,15 +714,17 @@ void wmi_recv_cmd(struct wil6210_priv *wil) iowrite32(0, wil->csr + HOSTADDR(r->tail) + offsetof(struct wil6210_mbox_ring_desc, sync)); /* indicate */ - wil_dbg_WMI(wil, "Mbox evt %04x %04x %04x %02x\n", - le16_to_cpu(hdr.seq), len, le16_to_cpu(hdr.type), - hdr.flags); if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) && (len >= sizeof(struct wil6210_mbox_hdr_wmi))) { - wil_dbg_WMI(wil, "WMI event 0x%04x\n", - evt->event.wmi.id); + struct wil6210_mbox_hdr_wmi *wmi = &evt->event.wmi; + u16 id = le16_to_cpu(wmi->id); + u32 tstamp = le32_to_cpu(wmi->timestamp); + wil_dbg_wmi(wil, "WMI event 0x%04x MID %d @%d msec\n", + id, wmi->mid, tstamp); + trace_wil6210_wmi_event(wmi, &wmi[1], + len - sizeof(*wmi)); } - wil_hex_dump_WMI("evt ", DUMP_PREFIX_OFFSET, 16, 1, + wil_hex_dump_wmi("evt ", DUMP_PREFIX_OFFSET, 16, 1, &evt->event.hdr, sizeof(hdr) + len, true); /* advance tail */ @@ -623,9 +740,11 @@ void wmi_recv_cmd(struct wil6210_priv *wil) { int q = queue_work(wil->wmi_wq, &wil->wmi_event_worker); - wil_dbg_WMI(wil, "queue_work -> %d\n", q); + wil_dbg_wmi(wil, "queue_work -> %d\n", q); } } + if (n > 1) + wil_dbg_wmi(wil, "%s -> %d events processed\n", __func__, n); } int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, @@ -650,7 +769,7 @@ int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len, cmdid, reply_id, to_msec); rc = -ETIME; } else { - wil_dbg_WMI(wil, + wil_dbg_wmi(wil, "wmi_call(0x%04x->0x%04x) completed in %d msec\n", cmdid, reply_id, to_msec - jiffies_to_msecs(remain)); @@ -680,23 +799,49 @@ int wmi_set_mac_address(struct wil6210_priv *wil, void *addr) memcpy(cmd.mac, addr, ETH_ALEN); - wil_dbg_WMI(wil, "Set MAC %pM\n", addr); + wil_dbg_wmi(wil, "Set MAC %pM\n", addr); return wmi_send(wil, WMI_SET_MAC_ADDRESS_CMDID, &cmd, sizeof(cmd)); } -int wmi_set_bcon(struct wil6210_priv *wil, int bi, u8 wmi_nettype) +int wmi_pcp_start(struct wil6210_priv *wil, int bi, u8 wmi_nettype, u8 chan) { - struct wmi_bcon_ctrl_cmd cmd = { + int rc; + + struct wmi_pcp_start_cmd cmd = { .bcon_interval = cpu_to_le16(bi), .network_type = wmi_nettype, .disable_sec_offload = 1, + .channel = chan - 1, + .pcp_max_assoc_sta = WIL6210_MAX_CID, }; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_pcp_started_event evt; + } __packed reply; if (!wil->secure_pcp) cmd.disable_sec = 1; - return wmi_send(wil, WMI_BCON_CTRL_CMDID, &cmd, sizeof(cmd)); + /* + * Processing time may be huge, in case of secure AP it takes about + * 3500ms for FW to start AP + */ + rc = wmi_call(wil, WMI_PCP_START_CMDID, &cmd, sizeof(cmd), + WMI_PCP_STARTED_EVENTID, &reply, sizeof(reply), 5000); + if (rc) + return rc; + + if (reply.evt.status != WMI_FW_STATUS_SUCCESS) + rc = -EINVAL; + + return rc; +} + +int wmi_pcp_stop(struct wil6210_priv *wil) +{ + return wmi_call(wil, WMI_PCP_STOP_CMDID, NULL, 0, + WMI_PCP_STOPPED_EVENTID, NULL, 0, 20); } int wmi_set_ssid(struct wil6210_priv *wil, u8 ssid_len, const void *ssid) @@ -767,38 +912,14 @@ int wmi_get_channel(struct wil6210_priv *wil, int *channel) return 0; } -int wmi_tx_eapol(struct wil6210_priv *wil, struct sk_buff *skb) +int wmi_p2p_cfg(struct wil6210_priv *wil, int channel) { - struct wmi_eapol_tx_cmd *cmd; - struct ethhdr *eth; - u16 eapol_len = skb->len - ETH_HLEN; - void *eapol = skb->data + ETH_HLEN; - uint i; - int rc; - - skb_set_mac_header(skb, 0); - eth = eth_hdr(skb); - wil_dbg_WMI(wil, "EAPOL %d bytes to %pM\n", eapol_len, eth->h_dest); - for (i = 0; i < ARRAY_SIZE(wil->vring_tx); i++) { - if (memcmp(wil->dst_addr[i], eth->h_dest, ETH_ALEN) == 0) - goto found_dest; - } - - return -EINVAL; - - found_dest: - /* find out eapol data & len */ - cmd = kzalloc(sizeof(*cmd) + eapol_len, GFP_KERNEL); - if (!cmd) - return -EINVAL; - - memcpy(cmd->dst_mac, eth->h_dest, ETH_ALEN); - cmd->eapol_len = cpu_to_le16(eapol_len); - memcpy(cmd->eapol, eapol, eapol_len); - rc = wmi_send(wil, WMI_EAPOL_TX_CMDID, cmd, sizeof(*cmd) + eapol_len); - kfree(cmd); + struct wmi_p2p_cfg_cmd cmd = { + .discovery_mode = WMI_DISCOVERY_MODE_NON_OFFLOAD, + .channel = channel - 1, + }; - return rc; + return wmi_send(wil, WMI_P2P_CFG_CMDID, &cmd, sizeof(cmd)); } int wmi_del_cipher_key(struct wil6210_priv *wil, u8 key_index, @@ -838,26 +959,149 @@ int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie) int rc; u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len; struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL); - if (!cmd) { - wil_err(wil, "kmalloc(%d) failed\n", len); + if (!cmd) return -ENOMEM; - } cmd->mgmt_frm_type = type; /* BUG: FW API define ieLen as u8. Will fix FW */ cmd->ie_len = cpu_to_le16(ie_len); memcpy(cmd->ie_info, ie, ie_len); - rc = wmi_send(wil, WMI_SET_APPIE_CMDID, &cmd, len); + rc = wmi_send(wil, WMI_SET_APPIE_CMDID, cmd, len); kfree(cmd); return rc; } +/** + * wmi_rxon - turn radio on/off + * @on: turn on if true, off otherwise + * + * Only switch radio. Channel should be set separately. + * No timeout for rxon - radio turned on forever unless some other call + * turns it off + */ +int wmi_rxon(struct wil6210_priv *wil, bool on) +{ + int rc; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_listen_started_event evt; + } __packed reply; + + wil_info(wil, "%s(%s)\n", __func__, on ? "on" : "off"); + + if (on) { + rc = wmi_call(wil, WMI_START_LISTEN_CMDID, NULL, 0, + WMI_LISTEN_STARTED_EVENTID, + &reply, sizeof(reply), 100); + if ((rc == 0) && (reply.evt.status != WMI_FW_STATUS_SUCCESS)) + rc = -EINVAL; + } else { + rc = wmi_call(wil, WMI_DISCOVERY_STOP_CMDID, NULL, 0, + WMI_DISCOVERY_STOPPED_EVENTID, NULL, 0, 20); + } + + return rc; +} + +int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) +{ + struct wireless_dev *wdev = wil->wdev; + struct net_device *ndev = wil_to_ndev(wil); + struct wmi_cfg_rx_chain_cmd cmd = { + .action = WMI_RX_CHAIN_ADD, + .rx_sw_ring = { + .max_mpdu_size = cpu_to_le16(RX_BUF_LEN), + .ring_mem_base = cpu_to_le64(vring->pa), + .ring_size = cpu_to_le16(vring->size), + }, + .mid = 0, /* TODO - what is it? */ + .decap_trans_type = WMI_DECAP_TYPE_802_3, + .reorder_type = WMI_RX_SW_REORDER, + }; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_cfg_rx_chain_done_event evt; + } __packed evt; + int rc; + + if (wdev->iftype == NL80211_IFTYPE_MONITOR) { + struct ieee80211_channel *ch = wdev->preset_chandef.chan; + + cmd.sniffer_cfg.mode = cpu_to_le32(WMI_SNIFFER_ON); + if (ch) + cmd.sniffer_cfg.channel = ch->hw_value - 1; + cmd.sniffer_cfg.phy_info_mode = + cpu_to_le32(ndev->type == ARPHRD_IEEE80211_RADIOTAP); + cmd.sniffer_cfg.phy_support = + cpu_to_le32((wil->monitor_flags & MONITOR_FLAG_CONTROL) + ? WMI_SNIFFER_CP : WMI_SNIFFER_DP); + } else { + /* Initialize offload (in non-sniffer mode). + * Linux IP stack always calculates IP checksum + * HW always calculate TCP/UDP checksum + */ + cmd.l3_l4_ctrl |= (1 << L3_L4_CTRL_TCPIP_CHECKSUM_EN_POS); + } + /* typical time for secure PCP is 840ms */ + rc = wmi_call(wil, WMI_CFG_RX_CHAIN_CMDID, &cmd, sizeof(cmd), + WMI_CFG_RX_CHAIN_DONE_EVENTID, &evt, sizeof(evt), 2000); + if (rc) + return rc; + + vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); + + wil_dbg_misc(wil, "Rx init: status %d tail 0x%08x\n", + le32_to_cpu(evt.evt.status), vring->hwtail); + + if (le32_to_cpu(evt.evt.status) != WMI_CFG_RX_CHAIN_SUCCESS) + rc = -EINVAL; + + return rc; +} + +int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_m, u32 *t_r) +{ + int rc; + struct wmi_temp_sense_cmd cmd = { + .measure_marlon_m_en = cpu_to_le32(!!t_m), + .measure_marlon_r_en = cpu_to_le32(!!t_r), + }; + struct { + struct wil6210_mbox_hdr_wmi wmi; + struct wmi_temp_sense_done_event evt; + } __packed reply; + + rc = wmi_call(wil, WMI_TEMP_SENSE_CMDID, &cmd, sizeof(cmd), + WMI_TEMP_SENSE_DONE_EVENTID, &reply, sizeof(reply), 100); + if (rc) + return rc; + + if (t_m) + *t_m = le32_to_cpu(reply.evt.marlon_m_t1000); + if (t_r) + *t_r = le32_to_cpu(reply.evt.marlon_r_t1000); + + return 0; +} + +int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason) +{ + struct wmi_disconnect_sta_cmd cmd = { + .disconnect_reason = cpu_to_le16(reason), + }; + memcpy(cmd.dst_mac, mac, ETH_ALEN); + + wil_dbg_wmi(wil, "%s(%pM, reason %d)\n", __func__, mac, reason); + + return wmi_send(wil, WMI_DISCONNECT_STA_CMDID, &cmd, sizeof(cmd)); +} + void wmi_event_flush(struct wil6210_priv *wil) { struct pending_wmi_event *evt, *t; - wil_dbg_WMI(wil, "%s()\n", __func__); + wil_dbg_wmi(wil, "%s()\n", __func__); list_for_each_entry_safe(evt, t, &wil->pending_wmi_ev, list) { list_del(&evt->list); @@ -899,7 +1143,7 @@ static void wmi_event_handle(struct wil6210_priv *wil, wmi_evt_call_handler(wil, id, evt_data, len - sizeof(*wmi)); } - wil_dbg_WMI(wil, "Complete WMI 0x%04x\n", id); + wil_dbg_wmi(wil, "Complete WMI 0x%04x\n", id); complete(&wil->wmi_ready); return; } @@ -952,24 +1196,3 @@ void wmi_event_worker(struct work_struct *work) kfree(evt); } } - -void wmi_connect_worker(struct work_struct *work) -{ - int rc; - struct wil6210_priv *wil = container_of(work, struct wil6210_priv, - wmi_connect_worker); - - if (wil->pending_connect_cid < 0) { - wil_err(wil, "No connection pending\n"); - return; - } - - wil_dbg_WMI(wil, "Configure for connection CID %d\n", - wil->pending_connect_cid); - - rc = wil_vring_init_tx(wil, 0, WIL6210_TX_RING_SIZE, - wil->pending_connect_cid, 0); - wil->pending_connect_cid = -1; - if (rc == 0) - wil_link_on(wil); -} diff --git a/drivers/net/wireless/ath/wil6210/wmi.h b/drivers/net/wireless/ath/wil6210/wmi.h index 3bbf87572b0..17334c85286 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.h +++ b/drivers/net/wireless/ath/wil6210/wmi.h @@ -28,7 +28,7 @@ #define __WILOCITY_WMI_H__ /* General */ - +#define WILOCITY_MAX_ASSOC_STA (8) #define WMI_MAC_LEN (6) #define WMI_PROX_RANGE_NUM (3) @@ -36,6 +36,7 @@ enum wmi_command_id { WMI_CONNECT_CMDID = 0x0001, WMI_DISCONNECT_CMDID = 0x0003, + WMI_DISCONNECT_STA_CMDID = 0x0004, WMI_START_SCAN_CMDID = 0x0007, WMI_SET_BSS_FILTER_CMDID = 0x0009, WMI_SET_PROBED_SSID_CMDID = 0x000a, @@ -44,7 +45,6 @@ enum wmi_command_id { WMI_ADD_CIPHER_KEY_CMDID = 0x0016, WMI_DELETE_CIPHER_KEY_CMDID = 0x0017, WMI_SET_APPIE_CMDID = 0x003f, - WMI_GET_APPIE_CMDID = 0x0040, WMI_SET_WSC_STATUS_CMDID = 0x0041, WMI_PXMT_RANGE_CFG_CMDID = 0x0042, WMI_PXMT_SNR2_RANGE_CFG_CMDID = 0x0043, @@ -55,11 +55,11 @@ enum wmi_command_id { WMI_DEEP_ECHO_CMDID = 0x0804, WMI_CONFIG_MAC_CMDID = 0x0805, WMI_CONFIG_PHY_DEBUG_CMDID = 0x0806, - WMI_ADD_STATION_CMDID = 0x0807, WMI_ADD_DEBUG_TX_PCKT_CMDID = 0x0808, WMI_PHY_GET_STATISTICS_CMDID = 0x0809, WMI_FS_TUNE_CMDID = 0x080a, WMI_CORR_MEASURE_CMDID = 0x080b, + WMI_READ_RSSI_CMDID = 0x080c, WMI_TEMP_SENSE_CMDID = 0x080e, WMI_DC_CALIB_CMDID = 0x080f, WMI_SEND_TONE_CMDID = 0x0810, @@ -75,9 +75,9 @@ enum wmi_command_id { MAC_IO_STATIC_PARAMS_CMDID = 0x081b, MAC_IO_DYNAMIC_PARAMS_CMDID = 0x081c, WMI_SILENT_RSSI_CALIB_CMDID = 0x081d, + WMI_RF_RX_TEST_CMDID = 0x081e, WMI_CFG_RX_CHAIN_CMDID = 0x0820, WMI_VRING_CFG_CMDID = 0x0821, - WMI_RX_ON_CMDID = 0x0822, WMI_VRING_BA_EN_CMDID = 0x0823, WMI_VRING_BA_DIS_CMDID = 0x0824, WMI_RCP_ADDBA_RESP_CMDID = 0x0825, @@ -87,7 +87,6 @@ enum wmi_command_id { WMI_SET_PCP_CHANNEL_CMDID = 0x0829, WMI_GET_PCP_CHANNEL_CMDID = 0x082a, WMI_SW_TX_REQ_CMDID = 0x082b, - WMI_RX_OFF_CMDID = 0x082c, WMI_READ_MAC_RXQ_CMDID = 0x0830, WMI_READ_MAC_TXQ_CMDID = 0x0831, WMI_WRITE_MAC_RXQ_CMDID = 0x0832, @@ -112,6 +111,18 @@ enum wmi_command_id { WMI_FLASH_READ_CMDID = 0x0902, WMI_FLASH_WRITE_CMDID = 0x0903, WMI_SECURITY_UNIT_TEST_CMDID = 0x0904, + /*P2P*/ + WMI_P2P_CFG_CMDID = 0x0910, + WMI_PORT_ALLOCATE_CMDID = 0x0911, + WMI_PORT_DELETE_CMDID = 0x0912, + WMI_POWER_MGMT_CFG_CMDID = 0x0913, + WMI_START_LISTEN_CMDID = 0x0914, + WMI_START_SEARCH_CMDID = 0x0915, + WMI_DISCOVERY_START_CMDID = 0x0916, + WMI_DISCOVERY_STOP_CMDID = 0x0917, + WMI_PCP_START_CMDID = 0x0918, + WMI_PCP_STOP_CMDID = 0x0919, + WMI_GET_PCP_FACTOR_CMDID = 0x091b, WMI_SET_MAC_ADDRESS_CMDID = 0xf003, WMI_ABORT_SCAN_CMDID = 0xf007, @@ -132,18 +143,6 @@ enum wmi_command_id { */ /* - * Frame Types - */ -enum wmi_mgmt_frame_type { - WMI_FRAME_BEACON = 0, - WMI_FRAME_PROBE_REQ = 1, - WMI_FRAME_PROBE_RESP = 2, - WMI_FRAME_ASSOC_REQ = 3, - WMI_FRAME_ASSOC_RESP = 4, - WMI_NUM_MGMT_FRAME, -}; - -/* * WMI_CONNECT_CMDID */ enum wmi_network_type { @@ -184,7 +183,7 @@ enum wmi_crypto_type { enum wmi_connect_ctrl_flag_bits { WMI_CONNECT_ASSOC_POLICY_USER = 0x0001, WMI_CONNECT_SEND_REASSOC = 0x0002, - WMI_CONNECT_IGNORE_WPAx_GROUP_CIPHER = 0x0004, + WMI_CONNECT_IGNORE_WPA_GROUP_CIPHER = 0x0004, WMI_CONNECT_PROFILE_MATCH_DONE = 0x0008, WMI_CONNECT_IGNORE_AAC_BEACON = 0x0010, WMI_CONNECT_CSA_FOLLOW_BSS = 0x0020, @@ -212,14 +211,12 @@ struct wmi_connect_cmd { u8 reserved1[2]; } __packed; - /* - * WMI_RECONNECT_CMDID + * WMI_DISCONNECT_STA_CMDID */ -struct wmi_reconnect_cmd { - u8 channel; /* hint */ - u8 reserved; - u8 bssid[WMI_MAC_LEN]; /* mandatory if set */ +struct wmi_disconnect_sta_cmd { + u8 dst_mac[WMI_MAC_LEN]; + __le16 disconnect_reason; } __packed; @@ -289,10 +286,14 @@ struct wmi_delete_cipher_key_cmd { enum wmi_scan_type { WMI_LONG_SCAN = 0, WMI_SHORT_SCAN = 1, + WMI_PBC_SCAN = 2, + WMI_ACTIVE_SCAN = 3, + WMI_DIRECT_SCAN = 4, }; struct wmi_start_scan_cmd { - u8 reserved[8]; + u8 direct_scan_mac_addr[6]; + u8 reserved[2]; __le32 home_dwell_time; /* Max duration in the home channel(ms) */ __le32 force_scan_interval; /* Time interval between scans (ms)*/ u8 scan_type; /* wmi_scan_type */ @@ -309,7 +310,7 @@ struct wmi_start_scan_cmd { /* * WMI_SET_PROBED_SSID_CMDID */ -#define MAX_PROBED_SSID_INDEX (15) +#define MAX_PROBED_SSID_INDEX (3) enum wmi_ssid_flag { WMI_SSID_FLAG_DISABLE = 0, /* disables entry */ @@ -324,10 +325,25 @@ struct wmi_probed_ssid_cmd { u8 ssid[WMI_MAX_SSID_LEN]; } __packed; + /* * WMI_SET_APPIE_CMDID * Add Application specified IE to a management frame */ +#define WMI_MAX_IE_LEN (1024) + +/* + * Frame Types + */ +enum wmi_mgmt_frame_type { + WMI_FRAME_BEACON = 0, + WMI_FRAME_PROBE_REQ = 1, + WMI_FRAME_PROBE_RESP = 2, + WMI_FRAME_ASSOC_REQ = 3, + WMI_FRAME_ASSOC_RESP = 4, + WMI_NUM_MGMT_FRAME, +}; + struct wmi_set_appie_cmd { u8 mgmt_frm_type; /* enum wmi_mgmt_frame_type */ u8 reserved; @@ -335,13 +351,18 @@ struct wmi_set_appie_cmd { u8 ie_info[0]; } __packed; -#define WMI_MAX_IE_LEN (1024) +/* + * WMI_PXMT_RANGE_CFG_CMDID + */ struct wmi_pxmt_range_cfg_cmd { u8 dst_mac[WMI_MAC_LEN]; __le16 range; } __packed; +/* + * WMI_PXMT_SNR2_RANGE_CFG_CMDID + */ struct wmi_pxmt_snr2_range_cfg_cmd { s8 snr2range_arr[WMI_PROX_RANGE_NUM-1]; } __packed; @@ -359,6 +380,23 @@ struct wmi_rf_mgmt_cmd { __le32 rf_mgmt_type; } __packed; + +/* + * WMI_RF_RX_TEST_CMDID + */ +struct wmi_rf_rx_test_cmd { + __le32 sector; +} __packed; + +/* + * WMI_CORR_MEASURE_CMDID + */ +struct wmi_corr_measure_cmd { + s32 freq_mhz; + __le32 length_samples; + __le32 iterations; +} __packed; + /* * WMI_SET_SSID_CMDID */ @@ -383,7 +421,77 @@ struct wmi_bcon_ctrl_cmd { __le16 frag_num; __le64 ss_mask; u8 network_type; - u8 reserved; + u8 pcp_max_assoc_sta; + u8 disable_sec_offload; + u8 disable_sec; +} __packed; + + +/******* P2P ***********/ + +/* + * WMI_PORT_ALLOCATE_CMDID + */ +enum wmi_port_role { + WMI_PORT_STA = 0, + WMI_PORT_PCP = 1, + WMI_PORT_AP = 2, + WMI_PORT_P2P_DEV = 3, + WMI_PORT_P2P_CLIENT = 4, + WMI_PORT_P2P_GO = 5, +}; + +struct wmi_port_allocate_cmd { + u8 mac[WMI_MAC_LEN]; + u8 port_role; + u8 mid; +} __packed; + +/* + * WMI_PORT_DELETE_CMDID + */ +struct wmi_delete_port_cmd { + u8 mid; + u8 reserved[3]; +} __packed; + +/* + * WMI_P2P_CFG_CMDID + */ +enum wmi_discovery_mode { + WMI_DISCOVERY_MODE_NON_OFFLOAD = 0, + WMI_DISCOVERY_MODE_OFFLOAD = 1, + WMI_DISCOVERY_MODE_PEER2PEER = 2, +}; + +struct wmi_p2p_cfg_cmd { + u8 discovery_mode; /* wmi_discovery_mode */ + u8 channel; + __le16 bcon_interval; /* base to listen/search duration calculation */ +} __packed; + +/* + * WMI_POWER_MGMT_CFG_CMDID + */ +enum wmi_power_source_type { + WMI_POWER_SOURCE_BATTERY = 0, + WMI_POWER_SOURCE_OTHER = 1, +}; + +struct wmi_power_mgmt_cfg_cmd { + u8 power_source; /* wmi_power_source_type */ + u8 reserved[3]; +} __packed; + +/* + * WMI_PCP_START_CMDID + */ +struct wmi_pcp_start_cmd { + __le16 bcon_interval; + u8 pcp_max_assoc_sta; + u8 reserved0[9]; + u8 network_type; + u8 channel; u8 disable_sec_offload; u8 disable_sec; } __packed; @@ -435,16 +543,17 @@ enum wmi_vring_cfg_schd_params_priority { WMI_SCH_PRIO_HIGH = 1, }; +#define CIDXTID_CID_POS (0) +#define CIDXTID_CID_LEN (4) +#define CIDXTID_CID_MSK (0xF) +#define CIDXTID_TID_POS (4) +#define CIDXTID_TID_LEN (4) +#define CIDXTID_TID_MSK (0xF0) + struct wmi_vring_cfg { struct wmi_sw_ring_cfg tx_sw_ring; u8 ringid; /* 0-23 vrings */ - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; u8 encap_trans_type; @@ -501,8 +610,14 @@ struct wmi_vring_ba_dis_cmd { */ struct wmi_notify_req_cmd { u8 cid; - u8 reserved[3]; + u8 year; + u8 month; + u8 day; __le32 interval_usec; + u8 hour; + u8 minute; + u8 second; + u8 miliseconds; } __packed; /* @@ -548,6 +663,11 @@ enum wmi_cfg_rx_chain_cmd_nwifi_ds_trans_type { WMI_NWIFI_RX_TRANS_MODE_PBSS2STA = 2, }; +enum wmi_cfg_rx_chain_cmd_reorder_type { + WMI_RX_HW_REORDER = 0, + WMI_RX_SW_REORDER = 1, +}; + struct wmi_cfg_rx_chain_cmd { __le32 action; struct wmi_sw_ring_cfg rx_sw_ring; @@ -596,7 +716,8 @@ struct wmi_cfg_rx_chain_cmd { __le16 wb_thrsh; __le32 itr_value; __le16 host_thrsh; - u8 reserved[2]; + u8 reorder_type; + u8 reserved; struct wmi_sniffer_cfg sniffer_cfg; } __packed; @@ -604,15 +725,7 @@ struct wmi_cfg_rx_chain_cmd { * WMI_RCP_ADDBA_RESP_CMDID */ struct wmi_rcp_addba_resp_cmd { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 dialog_token; __le16 status_code; __le16 ba_param_set; /* ieee80211_ba_parameterset field to send */ @@ -623,15 +736,7 @@ struct wmi_rcp_addba_resp_cmd { * WMI_RCP_DELBA_CMDID */ struct wmi_rcp_delba_cmd { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 reserved; __le16 reason; } __packed; @@ -640,15 +745,7 @@ struct wmi_rcp_delba_cmd { * WMI_RCP_ADDBA_REQ_CMDID */ struct wmi_rcp_addba_req_cmd { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 dialog_token; /* ieee80211_ba_parameterset field as it received */ __le16 ba_param_set; @@ -665,7 +762,6 @@ struct wmi_set_mac_address_cmd { u8 reserved[2]; } __packed; - /* * WMI_EAPOL_TX_CMDID */ @@ -692,6 +788,17 @@ struct wmi_echo_cmd { } __packed; /* + * WMI_TEMP_SENSE_CMDID + * + * Measure MAC and radio temperatures + */ +struct wmi_temp_sense_cmd { + __le32 measure_marlon_m_en; + __le32 measure_marlon_r_en; +} __packed; + + +/* * WMI Events */ @@ -699,7 +806,6 @@ struct wmi_echo_cmd { * List of Events (target to host) */ enum wmi_event_id { - WMI_IMM_RSP_EVENTID = 0x0000, WMI_READY_EVENTID = 0x1001, WMI_CONNECT_EVENTID = 0x1002, WMI_DISCONNECT_EVENTID = 0x1003, @@ -709,13 +815,9 @@ enum wmi_event_id { WMI_FW_READY_EVENTID = 0x1801, WMI_EXIT_FAST_MEM_ACC_MODE_EVENTID = 0x0200, WMI_ECHO_RSP_EVENTID = 0x1803, - WMI_CONFIG_MAC_DONE_EVENTID = 0x1805, - WMI_CONFIG_PHY_DEBUG_DONE_EVENTID = 0x1806, - WMI_ADD_STATION_DONE_EVENTID = 0x1807, - WMI_ADD_DEBUG_TX_PCKT_DONE_EVENTID = 0x1808, - WMI_PHY_GET_STATISTICS_EVENTID = 0x1809, WMI_FS_TUNE_DONE_EVENTID = 0x180a, - WMI_CORR_MEASURE_DONE_EVENTID = 0x180b, + WMI_CORR_MEASURE_EVENTID = 0x180b, + WMI_READ_RSSI_EVENTID = 0x180c, WMI_TEMP_SENSE_DONE_EVENTID = 0x180e, WMI_DC_CALIB_DONE_EVENTID = 0x180f, WMI_IQ_TX_CALIB_DONE_EVENTID = 0x1811, @@ -727,10 +829,9 @@ enum wmi_event_id { WMI_MARLON_R_WRITE_DONE_EVENTID = 0x1819, WMI_MARLON_R_TXRX_SEL_DONE_EVENTID = 0x181a, WMI_SILENT_RSSI_CALIB_DONE_EVENTID = 0x181d, - + WMI_RF_RX_TEST_DONE_EVENTID = 0x181e, WMI_CFG_RX_CHAIN_DONE_EVENTID = 0x1820, WMI_VRING_CFG_DONE_EVENTID = 0x1821, - WMI_RX_ON_DONE_EVENTID = 0x1822, WMI_BA_STATUS_EVENTID = 0x1823, WMI_RCP_ADDBA_REQ_EVENTID = 0x1824, WMI_ADDBA_RESP_SENT_EVENTID = 0x1825, @@ -738,7 +839,6 @@ enum wmi_event_id { WMI_GET_SSID_EVENTID = 0x1828, WMI_GET_PCP_CHANNEL_EVENTID = 0x182a, WMI_SW_TX_COMPLETE_EVENTID = 0x182b, - WMI_RX_OFF_DONE_EVENTID = 0x182c, WMI_READ_MAC_RXQ_EVENTID = 0x1830, WMI_READ_MAC_TXQ_EVENTID = 0x1831, @@ -753,6 +853,7 @@ enum wmi_event_id { WMI_RF_MGMT_STATUS_EVENTID = 0x1853, WMI_BF_SM_MGMT_DONE_EVENTID = 0x1838, WMI_RX_MGMT_PACKET_EVENTID = 0x1840, + WMI_TX_MGMT_PACKET_EVENTID = 0x1841, /* Performance monitoring events */ WMI_DATA_PORT_OPEN_EVENTID = 0x1860, @@ -765,7 +866,16 @@ enum wmi_event_id { WMI_UNIT_TEST_EVENTID = 0x1900, WMI_FLASH_READ_DONE_EVENTID = 0x1902, WMI_FLASH_WRITE_DONE_EVENTID = 0x1903, - + /*P2P*/ + WMI_PORT_ALLOCATED_EVENTID = 0x1911, + WMI_PORT_DELETED_EVENTID = 0x1912, + WMI_LISTEN_STARTED_EVENTID = 0x1914, + WMI_SEARCH_STARTED_EVENTID = 0x1915, + WMI_DISCOVERY_STARTED_EVENTID = 0x1916, + WMI_DISCOVERY_STOPPED_EVENTID = 0x1917, + WMI_PCP_STARTED_EVENTID = 0x1918, + WMI_PCP_STOPPED_EVENTID = 0x1919, + WMI_PCP_FACTOR_EVENTID = 0x191a, WMI_SET_CHANNEL_EVENTID = 0x9000, WMI_ASSOC_REQ_EVENTID = 0x9001, WMI_EAPOL_RX_EVENTID = 0x9002, @@ -777,6 +887,12 @@ enum wmi_event_id { * Events data structures */ + +enum wmi_fw_status { + WMI_FW_STATUS_SUCCESS, + WMI_FW_STATUS_FAILURE, +}; + /* * WMI_RF_MGMT_STATUS_EVENTID */ @@ -857,7 +973,7 @@ struct wmi_ready_event { __le32 abi_version; u8 mac[WMI_MAC_LEN]; u8 phy_capability; /* enum wmi_phy_capability */ - u8 reserved; + u8 numof_additional_mids; } __packed; /* @@ -876,6 +992,8 @@ struct wmi_notify_req_done_event { __le16 other_rx_sector; __le16 other_tx_sector; __le16 range; + u8 sqi; + u8 reserved[3]; } __packed; /* @@ -919,16 +1037,23 @@ enum wmi_disconnect_reason { struct wmi_disconnect_event { __le16 protocol_reason_status; /* reason code, see 802.11 spec. */ u8 bssid[WMI_MAC_LEN]; /* set if known */ - u8 disconnect_reason; /* see wmi_disconnect_reason_e */ - u8 assoc_resp_len; - u8 assoc_info[0]; + u8 disconnect_reason; /* see wmi_disconnect_reason */ + u8 assoc_resp_len; /* not in use */ + u8 assoc_info[0]; /* not in use */ } __packed; /* * WMI_SCAN_COMPLETE_EVENTID */ +enum scan_status { + WMI_SCAN_SUCCESS = 0, + WMI_SCAN_FAILED = 1, + WMI_SCAN_ABORTED = 2, + WMI_SCAN_REJECTED = 3, +}; + struct wmi_scan_complete_event { - __le32 status; + __le32 status; /* scan_status */ } __packed; /* @@ -951,27 +1076,15 @@ struct wmi_vring_ba_status_event { * WMI_DELBA_EVENTID */ struct wmi_delba_event { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 from_initiator; __le16 reason; } __packed; + /* * WMI_VRING_CFG_DONE_EVENTID */ -enum wmi_vring_cfg_done_event_status { - WMI_VRING_CFG_SUCCESS = 0, - WMI_VRING_CFG_FAILURE = 1, -}; - struct wmi_vring_cfg_done_event { u8 ringid; u8 status; @@ -982,21 +1095,8 @@ struct wmi_vring_cfg_done_event { /* * WMI_ADDBA_RESP_SENT_EVENTID */ -enum wmi_rcp_addba_resp_sent_event_status { - WMI_ADDBA_SUCCESS = 0, - WMI_ADDBA_FAIL = 1, -}; - struct wmi_rcp_addba_resp_sent_event { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 reserved; __le16 status; } __packed; @@ -1005,15 +1105,7 @@ struct wmi_rcp_addba_resp_sent_event { * WMI_RCP_ADDBA_REQ_EVENTID */ struct wmi_rcp_addba_req_event { - - #define CIDXTID_CID_POS (0) - #define CIDXTID_CID_LEN (4) - #define CIDXTID_CID_MSK (0xF) - #define CIDXTID_TID_POS (4) - #define CIDXTID_TID_LEN (4) - #define CIDXTID_TID_MSK (0xF0) u8 cidxtid; - u8 dialog_token; __le16 ba_param_set; /* ieee80211_ba_parameterset as it received */ __le16 ba_timeout; @@ -1055,6 +1147,7 @@ struct wmi_data_port_open_event { u8 reserved[3]; } __packed; + /* * WMI_GET_PCP_CHANNEL_EVENTID */ @@ -1063,6 +1156,54 @@ struct wmi_get_pcp_channel_event { u8 reserved[3]; } __packed; + +/* +* WMI_PORT_ALLOCATED_EVENTID +*/ +struct wmi_port_allocated_event { + u8 status; /* wmi_fw_status */ + u8 reserved[3]; +} __packed; + +/* +* WMI_PORT_DELETED_EVENTID +*/ +struct wmi_port_deleted_event { + u8 status; /* wmi_fw_status */ + u8 reserved[3]; +} __packed; + +/* + * WMI_LISTEN_STARTED_EVENTID + */ +struct wmi_listen_started_event { + u8 status; /* wmi_fw_status */ + u8 reserved[3]; +} __packed; + +/* + * WMI_SEARCH_STARTED_EVENTID + */ +struct wmi_search_started_event { + u8 status; /* wmi_fw_status */ + u8 reserved[3]; +} __packed; + +/* + * WMI_PCP_STARTED_EVENTID + */ +struct wmi_pcp_started_event { + u8 status; /* wmi_fw_status */ + u8 reserved[3]; +} __packed; + +/* + * WMI_PCP_FACTOR_EVENTID + */ +struct wmi_pcp_factor_event { + __le32 pcp_factor; +} __packed; + /* * WMI_SW_TX_COMPLETE_EVENTID */ @@ -1078,6 +1219,23 @@ struct wmi_sw_tx_complete_event { } __packed; /* + * WMI_CORR_MEASURE_EVENTID + */ +struct wmi_corr_measure_event { + s32 i; + s32 q; + s32 image_i; + s32 image_q; +} __packed; + +/* + * WMI_READ_RSSI_EVENTID + */ +struct wmi_read_rssi_event { + __le32 ina_rssi_adc_dbm; +} __packed; + +/* * WMI_GET_SSID_EVENTID */ struct wmi_get_ssid_event { @@ -1091,7 +1249,8 @@ struct wmi_get_ssid_event { struct wmi_rx_mgmt_info { u8 mcs; s8 snr; - __le16 range; + u8 range; + u8 sqi; __le16 stype; __le16 status; __le32 len; @@ -1101,6 +1260,14 @@ struct wmi_rx_mgmt_info { u8 channel; /* From Radio MNGR */ } __packed; + +/* + * WMI_TX_MGMT_PACKET_EVENTID + */ +struct wmi_tx_mgmt_packet_event { + u8 payload[0]; +} __packed; + struct wmi_rx_mgmt_packet_event { struct wmi_rx_mgmt_info info; u8 payload[0]; @@ -1113,4 +1280,14 @@ struct wmi_echo_event { __le32 echoed_value; } __packed; +/* + * WMI_TEMP_SENSE_DONE_EVENTID + * + * Measure MAC and radio temperatures + */ +struct wmi_temp_sense_done_event { + __le32 marlon_m_t1000; + __le32 marlon_r_t1000; +} __packed; + #endif /* __WILOCITY_WMI_H__ */ |