diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex')
48 files changed, 16311 insertions, 5358 deletions
diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c new file mode 100644 index 00000000000..706831df1fa --- /dev/null +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -0,0 +1,382 @@ +/* + * Marvell Wireless LAN device driver: 802.11ac + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "decl.h" +#include "ioctl.h" +#include "fw.h" +#include "main.h" +#include "11ac.h" + +/* Tables of the MCS map to the highest data rate (in Mbps) supported + * for long GI. + */ +static const u16 max_rate_lgi_80MHZ[8][3] = { + {0x124, 0x15F, 0x186}, /* NSS = 1 */ + {0x249, 0x2BE, 0x30C}, /* NSS = 2 */ + {0x36D, 0x41D, 0x492}, /* NSS = 3 */ + {0x492, 0x57C, 0x618}, /* NSS = 4 */ + {0x5B6, 0x6DB, 0x79E}, /* NSS = 5 */ + {0x6DB, 0x83A, 0x0}, /* NSS = 6 */ + {0x7FF, 0x999, 0xAAA}, /* NSS = 7 */ + {0x924, 0xAF8, 0xC30} /* NSS = 8 */ +}; + +static const u16 max_rate_lgi_160MHZ[8][3] = { + {0x249, 0x2BE, 0x30C}, /* NSS = 1 */ + {0x492, 0x57C, 0x618}, /* NSS = 2 */ + {0x6DB, 0x83A, 0x0}, /* NSS = 3 */ + {0x924, 0xAF8, 0xC30}, /* NSS = 4 */ + {0xB6D, 0xDB6, 0xF3C}, /* NSS = 5 */ + {0xDB6, 0x1074, 0x1248}, /* NSS = 6 */ + {0xFFF, 0x1332, 0x1554}, /* NSS = 7 */ + {0x1248, 0x15F0, 0x1860} /* NSS = 8 */ +}; + +/* This function converts the 2-bit MCS map to the highest long GI + * VHT data rate. + */ +static u16 +mwifiex_convert_mcsmap_to_maxrate(struct mwifiex_private *priv, + u8 bands, u16 mcs_map) +{ + u8 i, nss, mcs; + u16 max_rate = 0; + u32 usr_vht_cap_info = 0; + struct mwifiex_adapter *adapter = priv->adapter; + + if (bands & BAND_AAC) + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_a; + else + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_bg; + + /* find the max NSS supported */ + nss = 1; + for (i = 1; i <= 8; i++) { + mcs = GET_VHTNSSMCS(mcs_map, i); + if (mcs < IEEE80211_VHT_MCS_NOT_SUPPORTED) + nss = i; + } + mcs = GET_VHTNSSMCS(mcs_map, nss); + + /* if mcs is 3, nss must be 1 (NSS = 1). Default mcs to MCS 0~9 */ + if (mcs == IEEE80211_VHT_MCS_NOT_SUPPORTED) + mcs = IEEE80211_VHT_MCS_SUPPORT_0_9; + + if (GET_VHTCAP_CHWDSET(usr_vht_cap_info)) { + /* support 160 MHz */ + max_rate = max_rate_lgi_160MHZ[nss - 1][mcs]; + if (!max_rate) + /* MCS9 is not supported in NSS6 */ + max_rate = max_rate_lgi_160MHZ[nss - 1][mcs - 1]; + } else { + max_rate = max_rate_lgi_80MHZ[nss - 1][mcs]; + if (!max_rate) + /* MCS9 is not supported in NSS3 */ + max_rate = max_rate_lgi_80MHZ[nss - 1][mcs - 1]; + } + + return max_rate; +} + +static void +mwifiex_fill_vht_cap_info(struct mwifiex_private *priv, + struct ieee80211_vht_cap *vht_cap, u8 bands) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + if (bands & BAND_A) + vht_cap->vht_cap_info = + cpu_to_le32(adapter->usr_dot_11ac_dev_cap_a); + else + vht_cap->vht_cap_info = + cpu_to_le32(adapter->usr_dot_11ac_dev_cap_bg); +} + +void mwifiex_fill_vht_cap_tlv(struct mwifiex_private *priv, + struct ieee80211_vht_cap *vht_cap, u8 bands) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u16 mcs_map_user, mcs_map_resp, mcs_map_result; + u16 mcs_user, mcs_resp, nss, tmp; + + /* Fill VHT cap info */ + mwifiex_fill_vht_cap_info(priv, vht_cap, bands); + + /* rx MCS Set: find the minimum of the user rx mcs and ap rx mcs */ + mcs_map_user = GET_DEVRXMCSMAP(adapter->usr_dot_11ac_mcs_support); + mcs_map_resp = le16_to_cpu(vht_cap->supp_mcs.rx_mcs_map); + mcs_map_result = 0; + + for (nss = 1; nss <= 8; nss++) { + mcs_user = GET_VHTNSSMCS(mcs_map_user, nss); + mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss); + + if ((mcs_user == IEEE80211_VHT_MCS_NOT_SUPPORTED) || + (mcs_resp == IEEE80211_VHT_MCS_NOT_SUPPORTED)) + SET_VHTNSSMCS(mcs_map_result, nss, + IEEE80211_VHT_MCS_NOT_SUPPORTED); + else + SET_VHTNSSMCS(mcs_map_result, nss, + min(mcs_user, mcs_resp)); + } + + vht_cap->supp_mcs.rx_mcs_map = cpu_to_le16(mcs_map_result); + + tmp = mwifiex_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result); + vht_cap->supp_mcs.rx_highest = cpu_to_le16(tmp); + + /* tx MCS Set: find the minimum of the user tx mcs and ap tx mcs */ + mcs_map_user = GET_DEVTXMCSMAP(adapter->usr_dot_11ac_mcs_support); + mcs_map_resp = le16_to_cpu(vht_cap->supp_mcs.tx_mcs_map); + mcs_map_result = 0; + + for (nss = 1; nss <= 8; nss++) { + mcs_user = GET_VHTNSSMCS(mcs_map_user, nss); + mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss); + if ((mcs_user == IEEE80211_VHT_MCS_NOT_SUPPORTED) || + (mcs_resp == IEEE80211_VHT_MCS_NOT_SUPPORTED)) + SET_VHTNSSMCS(mcs_map_result, nss, + IEEE80211_VHT_MCS_NOT_SUPPORTED); + else + SET_VHTNSSMCS(mcs_map_result, nss, + min(mcs_user, mcs_resp)); + } + + vht_cap->supp_mcs.tx_mcs_map = cpu_to_le16(mcs_map_result); + + tmp = mwifiex_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result); + vht_cap->supp_mcs.tx_highest = cpu_to_le16(tmp); + + return; +} + +int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc, + u8 **buffer) +{ + struct mwifiex_ie_types_vhtcap *vht_cap; + struct mwifiex_ie_types_oper_mode_ntf *oper_ntf; + struct ieee_types_oper_mode_ntf *ieee_oper_ntf; + struct mwifiex_ie_types_vht_oper *vht_op; + struct mwifiex_adapter *adapter = priv->adapter; + u8 supp_chwd_set; + u32 usr_vht_cap_info; + int ret_len = 0; + + if (bss_desc->bss_band & BAND_A) + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_a; + else + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_bg; + + /* VHT Capabilities IE */ + if (bss_desc->bcn_vht_cap) { + vht_cap = (struct mwifiex_ie_types_vhtcap *)*buffer; + memset(vht_cap, 0, sizeof(*vht_cap)); + vht_cap->header.type = cpu_to_le16(WLAN_EID_VHT_CAPABILITY); + vht_cap->header.len = + cpu_to_le16(sizeof(struct ieee80211_vht_cap)); + memcpy((u8 *)vht_cap + sizeof(struct mwifiex_ie_types_header), + (u8 *)bss_desc->bcn_vht_cap, + le16_to_cpu(vht_cap->header.len)); + + mwifiex_fill_vht_cap_tlv(priv, &vht_cap->vht_cap, + bss_desc->bss_band); + *buffer += sizeof(*vht_cap); + ret_len += sizeof(*vht_cap); + } + + /* VHT Operation IE */ + if (bss_desc->bcn_vht_oper) { + if (priv->bss_mode == NL80211_IFTYPE_STATION) { + vht_op = (struct mwifiex_ie_types_vht_oper *)*buffer; + memset(vht_op, 0, sizeof(*vht_op)); + vht_op->header.type = + cpu_to_le16(WLAN_EID_VHT_OPERATION); + vht_op->header.len = cpu_to_le16(sizeof(*vht_op) - + sizeof(struct mwifiex_ie_types_header)); + memcpy((u8 *)vht_op + + sizeof(struct mwifiex_ie_types_header), + (u8 *)bss_desc->bcn_vht_oper, + le16_to_cpu(vht_op->header.len)); + + /* negotiate the channel width and central freq + * and keep the central freq as the peer suggests + */ + supp_chwd_set = GET_VHTCAP_CHWDSET(usr_vht_cap_info); + + switch (supp_chwd_set) { + case 0: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_80MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + case 1: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_160MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + case 2: + vht_op->chan_width = + min_t(u8, IEEE80211_VHT_CHANWIDTH_80P80MHZ, + bss_desc->bcn_vht_oper->chan_width); + break; + default: + vht_op->chan_width = + IEEE80211_VHT_CHANWIDTH_USE_HT; + break; + } + + *buffer += sizeof(*vht_op); + ret_len += sizeof(*vht_op); + } + } + + /* Operating Mode Notification IE */ + if (bss_desc->oper_mode) { + ieee_oper_ntf = bss_desc->oper_mode; + oper_ntf = (void *)*buffer; + memset(oper_ntf, 0, sizeof(*oper_ntf)); + oper_ntf->header.type = cpu_to_le16(WLAN_EID_OPMODE_NOTIF); + oper_ntf->header.len = cpu_to_le16(sizeof(u8)); + oper_ntf->oper_mode = ieee_oper_ntf->oper_mode; + *buffer += sizeof(*oper_ntf); + ret_len += sizeof(*oper_ntf); + } + + return ret_len; +} + +int mwifiex_cmd_11ac_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, + struct mwifiex_11ac_vht_cfg *cfg) +{ + struct host_cmd_11ac_vht_cfg *vhtcfg = &cmd->params.vht_cfg; + + cmd->command = cpu_to_le16(HostCmd_CMD_11AC_CFG); + cmd->size = cpu_to_le16(sizeof(struct host_cmd_11ac_vht_cfg) + + S_DS_GEN); + vhtcfg->action = cpu_to_le16(cmd_action); + vhtcfg->band_config = cfg->band_config; + vhtcfg->misc_config = cfg->misc_config; + vhtcfg->cap_info = cpu_to_le32(cfg->cap_info); + vhtcfg->mcs_tx_set = cpu_to_le32(cfg->mcs_tx_set); + vhtcfg->mcs_rx_set = cpu_to_le32(cfg->mcs_rx_set); + + return 0; +} + +/* This function initializes the BlockACK setup information for given + * mwifiex_private structure for 11ac enabled networks. + */ +void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv) +{ + priv->add_ba_param.timeout = MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + priv->add_ba_param.tx_win_size = + MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE; + } else { + priv->add_ba_param.tx_win_size = + MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE; + } + + return; +} + +bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv) +{ + struct mwifiex_bssdescriptor *bss_desc; + struct ieee80211_vht_operation *vht_oper; + + bss_desc = &priv->curr_bss_params.bss_descriptor; + vht_oper = bss_desc->bcn_vht_oper; + + if (!bss_desc->bcn_vht_cap || !vht_oper) + return false; + + if (vht_oper->chan_width == IEEE80211_VHT_CHANWIDTH_USE_HT) + return false; + + return true; +} + +u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band, + u32 pri_chan, u8 chan_bw) +{ + u8 center_freq_idx = 0; + + if (band & BAND_AAC) { + switch (pri_chan) { + case 36: + case 40: + case 44: + case 48: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 42; + break; + case 52: + case 56: + case 60: + case 64: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 58; + else if (chan_bw == IEEE80211_VHT_CHANWIDTH_160MHZ) + center_freq_idx = 50; + break; + case 100: + case 104: + case 108: + case 112: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 106; + break; + case 116: + case 120: + case 124: + case 128: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 122; + else if (chan_bw == IEEE80211_VHT_CHANWIDTH_160MHZ) + center_freq_idx = 114; + break; + case 132: + case 136: + case 140: + case 144: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 138; + break; + case 149: + case 153: + case 157: + case 161: + if (chan_bw == IEEE80211_VHT_CHANWIDTH_80MHZ) + center_freq_idx = 155; + break; + default: + center_freq_idx = 42; + } + } + + return center_freq_idx; +} diff --git a/drivers/net/wireless/mwifiex/11ac.h b/drivers/net/wireless/mwifiex/11ac.h new file mode 100644 index 00000000000..0b02cb6cfcb --- /dev/null +++ b/drivers/net/wireless/mwifiex/11ac.h @@ -0,0 +1,45 @@ +/* + * Marvell Wireless LAN device driver: 802.11ac + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#ifndef _MWIFIEX_11AC_H_ +#define _MWIFIEX_11AC_H_ + +#define VHT_CFG_2GHZ BIT(0) +#define VHT_CFG_5GHZ BIT(1) + +enum vht_cfg_misc_config { + VHT_CAP_TX_OPERATION = 1, + VHT_CAP_ASSOCIATION, + VHT_CAP_UAP_ONLY +}; + +#define DEFAULT_VHT_MCS_SET 0xfffa +#define DISABLE_VHT_MCS_SET 0xffff + +#define VHT_BW_80_160_80P80 BIT(2) + +int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc, + u8 **buffer); +int mwifiex_cmd_11ac_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, + struct mwifiex_11ac_vht_cfg *cfg); +void mwifiex_fill_vht_cap_tlv(struct mwifiex_private *priv, + struct ieee80211_vht_cap *vht_cap, u8 bands); +#endif /* _MWIFIEX_11AC_H_ */ diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c new file mode 100644 index 00000000000..e76b0db4e3e --- /dev/null +++ b/drivers/net/wireless/mwifiex/11h.c @@ -0,0 +1,101 @@ +/* + * Marvell Wireless LAN device driver: 802.11h + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" +#include "fw.h" + + +/* This function appends 11h info to a buffer while joining an + * infrastructure BSS + */ +static void +mwifiex_11h_process_infra_join(struct mwifiex_private *priv, u8 **buffer, + struct mwifiex_bssdescriptor *bss_desc) +{ + struct mwifiex_ie_types_header *ie_header; + struct mwifiex_ie_types_pwr_capability *cap; + struct mwifiex_ie_types_local_pwr_constraint *constraint; + struct ieee80211_supported_band *sband; + u8 radio_type; + int i; + + if (!buffer || !(*buffer)) + return; + + radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); + sband = priv->wdev->wiphy->bands[radio_type]; + + cap = (struct mwifiex_ie_types_pwr_capability *)*buffer; + cap->header.type = cpu_to_le16(WLAN_EID_PWR_CAPABILITY); + cap->header.len = cpu_to_le16(2); + cap->min_pwr = 0; + cap->max_pwr = 0; + *buffer += sizeof(*cap); + + constraint = (struct mwifiex_ie_types_local_pwr_constraint *)*buffer; + constraint->header.type = cpu_to_le16(WLAN_EID_PWR_CONSTRAINT); + constraint->header.len = cpu_to_le16(2); + constraint->chan = bss_desc->channel; + constraint->constraint = bss_desc->local_constraint; + *buffer += sizeof(*constraint); + + ie_header = (struct mwifiex_ie_types_header *)*buffer; + ie_header->type = cpu_to_le16(TLV_TYPE_PASSTHROUGH); + ie_header->len = cpu_to_le16(2 * sband->n_channels + 2); + *buffer += sizeof(*ie_header); + *(*buffer)++ = WLAN_EID_SUPPORTED_CHANNELS; + *(*buffer)++ = 2 * sband->n_channels; + for (i = 0; i < sband->n_channels; i++) { + *(*buffer)++ = ieee80211_frequency_to_channel( + sband->channels[i].center_freq); + *(*buffer)++ = 1; /* one channel in the subband */ + } +} + +/* Enable or disable the 11h extensions in the firmware */ +static int mwifiex_11h_activate(struct mwifiex_private *priv, bool flag) +{ + u32 enable = flag; + + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_SET, DOT11H_I, &enable, true); +} + +/* This functions processes TLV buffer for a pending BSS Join command. + * + * Activate 11h functionality in the firmware if the spectrum management + * capability bit is found in the network we are joining. Also, necessary + * TLVs are set based on requested network's 11h capability. + */ +void mwifiex_11h_process_join(struct mwifiex_private *priv, u8 **buffer, + struct mwifiex_bssdescriptor *bss_desc) +{ + if (bss_desc->sensed_11h) { + /* Activate 11h functions in firmware, turns on capability + * bit + */ + mwifiex_11h_activate(priv, true); + bss_desc->cap_info_bitmap |= WLAN_CAPABILITY_SPECTRUM_MGMT; + mwifiex_11h_process_infra_join(priv, buffer, bss_desc); + } else { + /* Deactivate 11h functions in the firmware */ + mwifiex_11h_activate(priv, false); + bss_desc->cap_info_bitmap &= ~WLAN_CAPABILITY_SPECTRUM_MGMT; + } +} diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index 34bba523429..e1c2f67ae85 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -34,34 +34,45 @@ * * RD responder bit to set to clear in the extended capability header. */ -void -mwifiex_fill_cap_info(struct mwifiex_private *priv, u8 radio_type, - struct mwifiex_ie_types_htcap *ht_cap) +int mwifiex_fill_cap_info(struct mwifiex_private *priv, u8 radio_type, + struct ieee80211_ht_cap *ht_cap) { - uint16_t ht_ext_cap = le16_to_cpu(ht_cap->ht_cap.extended_ht_cap_info); + uint16_t ht_ext_cap = le16_to_cpu(ht_cap->extended_ht_cap_info); struct ieee80211_supported_band *sband = priv->wdev->wiphy->bands[radio_type]; - ht_cap->ht_cap.ampdu_params_info = + if (WARN_ON_ONCE(!sband)) { + dev_err(priv->adapter->dev, "Invalid radio type!\n"); + return -EINVAL; + } + + ht_cap->ampdu_params_info = (sband->ht_cap.ampdu_factor & - IEEE80211_HT_AMPDU_PARM_FACTOR)| + IEEE80211_HT_AMPDU_PARM_FACTOR) | ((sband->ht_cap.ampdu_density << IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT) & IEEE80211_HT_AMPDU_PARM_DENSITY); - memcpy((u8 *) &ht_cap->ht_cap.mcs, &sband->ht_cap.mcs, - sizeof(sband->ht_cap.mcs)); + memcpy((u8 *)&ht_cap->mcs, &sband->ht_cap.mcs, + sizeof(sband->ht_cap.mcs)); if (priv->bss_mode == NL80211_IFTYPE_STATION || - (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) + (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 && + (priv->adapter->sec_chan_offset != + IEEE80211_HT_PARAM_CHA_SEC_NONE))) /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ - SETHT_MCS32(ht_cap->ht_cap.mcs.rx_mask); + SETHT_MCS32(ht_cap->mcs.rx_mask); /* Clear RD responder bit */ ht_ext_cap &= ~IEEE80211_HT_EXT_CAP_RD_RESPONDER; - ht_cap->ht_cap.cap_info = cpu_to_le16(sband->ht_cap.cap); - ht_cap->ht_cap.extended_ht_cap_info = cpu_to_le16(ht_ext_cap); + ht_cap->cap_info = cpu_to_le16(sband->ht_cap.cap); + ht_cap->extended_ht_cap_info = cpu_to_le16(ht_ext_cap); + + if (ISSUPP_BEAMFORMING(priv->adapter->hw_dot_11n_dev_cap)) + ht_cap->tx_BF_cap_info = cpu_to_le32(MWIFIEX_DEF_11N_TX_BF_CAP); + + return 0; } /* @@ -69,8 +80,8 @@ mwifiex_fill_cap_info(struct mwifiex_private *priv, u8 radio_type, * table which matches the requested BA status. */ static struct mwifiex_tx_ba_stream_tbl * -mwifiex_11n_get_tx_ba_stream_status(struct mwifiex_private *priv, - enum mwifiex_ba_status ba_status) +mwifiex_get_ba_status(struct mwifiex_private *priv, + enum mwifiex_ba_status ba_status) { struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; unsigned long flags; @@ -101,18 +112,16 @@ int mwifiex_ret_11n_delba(struct mwifiex_private *priv, { int tid; struct mwifiex_tx_ba_stream_tbl *tx_ba_tbl; - struct host_cmd_ds_11n_delba *del_ba = - (struct host_cmd_ds_11n_delba *) &resp->params.del_ba; + struct host_cmd_ds_11n_delba *del_ba = &resp->params.del_ba; uint16_t del_ba_param_set = le16_to_cpu(del_ba->del_ba_param_set); tid = del_ba_param_set >> DELBA_TID_POS; if (del_ba->del_result == BA_RESULT_SUCCESS) { - mwifiex_11n_delete_ba_stream_tbl(priv, tid, - del_ba->peer_mac_addr, TYPE_DELBA_SENT, - INITIATOR_BIT(del_ba_param_set)); + mwifiex_del_ba_tbl(priv, tid, del_ba->peer_mac_addr, + TYPE_DELBA_SENT, + INITIATOR_BIT(del_ba_param_set)); - tx_ba_tbl = mwifiex_11n_get_tx_ba_stream_status(priv, - BA_STREAM_SETUP_INPROGRESS); + tx_ba_tbl = mwifiex_get_ba_status(priv, BA_SETUP_INPROGRESS); if (tx_ba_tbl) mwifiex_send_addba(priv, tx_ba_tbl->tid, tx_ba_tbl->ra); @@ -120,18 +129,17 @@ int mwifiex_ret_11n_delba(struct mwifiex_private *priv, * In case of failure, recreate the deleted stream in case * we initiated the ADDBA */ - if (INITIATOR_BIT(del_ba_param_set)) { - mwifiex_11n_create_tx_ba_stream_tbl(priv, - del_ba->peer_mac_addr, tid, - BA_STREAM_SETUP_INPROGRESS); - - tx_ba_tbl = mwifiex_11n_get_tx_ba_stream_status(priv, - BA_STREAM_SETUP_INPROGRESS); - if (tx_ba_tbl) - mwifiex_11n_delete_ba_stream_tbl(priv, - tx_ba_tbl->tid, tx_ba_tbl->ra, - TYPE_DELBA_SENT, true); - } + if (!INITIATOR_BIT(del_ba_param_set)) + return 0; + + mwifiex_create_ba_tbl(priv, del_ba->peer_mac_addr, tid, + BA_SETUP_INPROGRESS); + + tx_ba_tbl = mwifiex_get_ba_status(priv, BA_SETUP_INPROGRESS); + + if (tx_ba_tbl) + mwifiex_del_ba_tbl(priv, tx_ba_tbl->tid, tx_ba_tbl->ra, + TYPE_DELBA_SENT, true); } return 0; @@ -149,51 +157,38 @@ int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { int tid; - struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = - (struct host_cmd_ds_11n_addba_rsp *) &resp->params.add_ba_rsp; + struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = &resp->params.add_ba_rsp; struct mwifiex_tx_ba_stream_tbl *tx_ba_tbl; + u16 block_ack_param_set = le16_to_cpu(add_ba_rsp->block_ack_param_set); add_ba_rsp->ssn = cpu_to_le16((le16_to_cpu(add_ba_rsp->ssn)) & SSN_MASK); - tid = (le16_to_cpu(add_ba_rsp->block_ack_param_set) - & IEEE80211_ADDBA_PARAM_TID_MASK) - >> BLOCKACKPARAM_TID_POS; - if (le16_to_cpu(add_ba_rsp->status_code) == BA_RESULT_SUCCESS) { - tx_ba_tbl = mwifiex_11n_get_tx_ba_stream_tbl(priv, tid, - add_ba_rsp->peer_mac_addr); - if (tx_ba_tbl) { - dev_dbg(priv->adapter->dev, "info: BA stream complete\n"); - tx_ba_tbl->ba_status = BA_STREAM_SETUP_COMPLETE; - } else { - dev_err(priv->adapter->dev, "BA stream not created\n"); - } - } else { - mwifiex_11n_delete_ba_stream_tbl(priv, tid, - add_ba_rsp->peer_mac_addr, - TYPE_DELBA_SENT, true); + tid = (block_ack_param_set & IEEE80211_ADDBA_PARAM_TID_MASK) + >> BLOCKACKPARAM_TID_POS; + if (le16_to_cpu(add_ba_rsp->status_code) != BA_RESULT_SUCCESS) { + mwifiex_del_ba_tbl(priv, tid, add_ba_rsp->peer_mac_addr, + TYPE_DELBA_SENT, true); if (add_ba_rsp->add_rsp_result != BA_RESULT_TIMEOUT) priv->aggr_prio_tbl[tid].ampdu_ap = BA_STREAM_NOT_ALLOWED; + return 0; } - return 0; -} - -/* - * This function handles the command response of 11n configuration request. - * - * Handling includes changing the header fields into CPU format. - */ -int mwifiex_ret_11n_cfg(struct host_cmd_ds_command *resp, - struct mwifiex_ds_11n_tx_cfg *tx_cfg) -{ - struct host_cmd_ds_11n_cfg *htcfg = &resp->params.htcfg; - - if (tx_cfg) { - tx_cfg->tx_htcap = le16_to_cpu(htcfg->ht_tx_cap); - tx_cfg->tx_htinfo = le16_to_cpu(htcfg->ht_tx_info); + tx_ba_tbl = mwifiex_get_ba_tbl(priv, tid, add_ba_rsp->peer_mac_addr); + if (tx_ba_tbl) { + dev_dbg(priv->adapter->dev, "info: BA stream complete\n"); + tx_ba_tbl->ba_status = BA_SETUP_COMPLETE; + if ((block_ack_param_set & BLOCKACKPARAM_AMSDU_SUPP_MASK) && + priv->add_ba_param.tx_amsdu && + (priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)) + tx_ba_tbl->amsdu = true; + else + tx_ba_tbl->amsdu = false; + } else { + dev_err(priv->adapter->dev, "BA stream not created\n"); } + return 0; } @@ -263,27 +258,6 @@ int mwifiex_cmd_amsdu_aggr_ctrl(struct host_cmd_ds_command *cmd, } /* - * This function handles the command response of AMSDU aggregation - * control request. - * - * Handling includes changing the header fields into CPU format. - */ -int mwifiex_ret_amsdu_aggr_ctrl(struct host_cmd_ds_command *resp, - struct mwifiex_ds_11n_amsdu_aggr_ctrl - *amsdu_aggr_ctrl) -{ - struct host_cmd_ds_amsdu_aggr_ctrl *amsdu_ctrl = - &resp->params.amsdu_aggr_ctrl; - - if (amsdu_aggr_ctrl) { - amsdu_aggr_ctrl->enable = le16_to_cpu(amsdu_ctrl->enable); - amsdu_aggr_ctrl->curr_buf_size = - le16_to_cpu(amsdu_ctrl->curr_buf_size); - } - return 0; -} - -/* * This function prepares 11n configuration command. * * Preparation includes - @@ -291,7 +265,8 @@ int mwifiex_ret_amsdu_aggr_ctrl(struct host_cmd_ds_command *resp, * - Setting HT Tx capability and HT Tx information fields * - Ensuring correct endian-ness */ -int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, +int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, struct mwifiex_ds_11n_tx_cfg *txcfg) { struct host_cmd_ds_11n_cfg *htcfg = &cmd->params.htcfg; @@ -301,6 +276,10 @@ int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, htcfg->action = cpu_to_le16(cmd_action); htcfg->ht_tx_cap = cpu_to_le16(txcfg->tx_htcap); htcfg->ht_tx_info = cpu_to_le16(txcfg->tx_htinfo); + + if (priv->adapter->is_hw_11ac_capable) + htcfg->misc_config = cpu_to_le16(txcfg->misc_config); + return 0; } @@ -328,6 +307,7 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, struct mwifiex_ie_types_extcap *ext_cap; int ret_len = 0; struct ieee80211_supported_band *sband; + struct ieee_types_header *hdr; u8 radio_type; if (!buffer || !*buffer) @@ -343,35 +323,34 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, ht_cap->header.len = cpu_to_le16(sizeof(struct ieee80211_ht_cap)); memcpy((u8 *) ht_cap + sizeof(struct mwifiex_ie_types_header), - (u8 *) bss_desc->bcn_ht_cap + - sizeof(struct ieee_types_header), + (u8 *)bss_desc->bcn_ht_cap, le16_to_cpu(ht_cap->header.len)); - mwifiex_fill_cap_info(priv, radio_type, ht_cap); + mwifiex_fill_cap_info(priv, radio_type, &ht_cap->ht_cap); *buffer += sizeof(struct mwifiex_ie_types_htcap); ret_len += sizeof(struct mwifiex_ie_types_htcap); } - if (bss_desc->bcn_ht_info) { + if (bss_desc->bcn_ht_oper) { if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { ht_info = (struct mwifiex_ie_types_htinfo *) *buffer; memset(ht_info, 0, sizeof(struct mwifiex_ie_types_htinfo)); ht_info->header.type = - cpu_to_le16(WLAN_EID_HT_INFORMATION); + cpu_to_le16(WLAN_EID_HT_OPERATION); ht_info->header.len = - cpu_to_le16(sizeof(struct ieee80211_ht_info)); + cpu_to_le16( + sizeof(struct ieee80211_ht_operation)); memcpy((u8 *) ht_info + sizeof(struct mwifiex_ie_types_header), - (u8 *) bss_desc->bcn_ht_info + - sizeof(struct ieee_types_header), + (u8 *)bss_desc->bcn_ht_oper, le16_to_cpu(ht_info->header.len)); if (!(sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) - ht_info->ht_info.ht_param &= + ht_info->ht_oper.ht_param &= ~(IEEE80211_HT_PARAM_CHAN_WIDTH_ANY | IEEE80211_HT_PARAM_CHA_SEC_OFFSET); @@ -388,16 +367,16 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, sizeof(struct mwifiex_ie_types_chan_list_param_set) - sizeof(struct mwifiex_ie_types_header)); chan_list->chan_scan_param[0].chan_number = - bss_desc->bcn_ht_info->control_chan; + bss_desc->bcn_ht_oper->primary_chan; chan_list->chan_scan_param[0].radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); - if ((sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) - && (bss_desc->bcn_ht_info->ht_param & - IEEE80211_HT_PARAM_CHAN_WIDTH_ANY)) + if (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 && + bss_desc->bcn_ht_oper->ht_param & + IEEE80211_HT_PARAM_CHAN_WIDTH_ANY) SET_SECONDARYCHAN(chan_list->chan_scan_param[0]. radio_type, - (bss_desc->bcn_ht_info->ht_param & + (bss_desc->bcn_ht_oper->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET)); *buffer += sizeof(struct mwifiex_ie_types_chan_list_param_set); @@ -414,7 +393,7 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, memcpy((u8 *) bss_co_2040 + sizeof(struct mwifiex_ie_types_header), - (u8 *) bss_desc->bcn_bss_co_2040 + + bss_desc->bcn_bss_co_2040 + sizeof(struct ieee_types_header), le16_to_cpu(bss_co_2040->header.len)); @@ -423,61 +402,27 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, } if (bss_desc->bcn_ext_cap) { + hdr = (void *)bss_desc->bcn_ext_cap; ext_cap = (struct mwifiex_ie_types_extcap *) *buffer; memset(ext_cap, 0, sizeof(struct mwifiex_ie_types_extcap)); ext_cap->header.type = cpu_to_le16(WLAN_EID_EXT_CAPABILITY); - ext_cap->header.len = cpu_to_le16(sizeof(ext_cap->ext_cap)); + ext_cap->header.len = cpu_to_le16(hdr->len); - memcpy((u8 *) ext_cap + - sizeof(struct mwifiex_ie_types_header), - (u8 *) bss_desc->bcn_ext_cap + - sizeof(struct ieee_types_header), + memcpy((u8 *)ext_cap->ext_capab, + bss_desc->bcn_ext_cap + sizeof(struct ieee_types_header), le16_to_cpu(ext_cap->header.len)); - *buffer += sizeof(struct mwifiex_ie_types_extcap); - ret_len += sizeof(struct mwifiex_ie_types_extcap); - } - - return ret_len; -} - -/* - * This function reconfigures the Tx buffer size in firmware. - * - * This function prepares a firmware command and issues it, if - * the current Tx buffer size is different from the one requested. - * Maximum configurable Tx buffer size is limited by the HT capability - * field value. - */ -void -mwifiex_cfg_tx_buf(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) -{ - u16 max_amsdu = MWIFIEX_TX_DATA_BUF_SIZE_2K; - u16 tx_buf, curr_tx_buf_size = 0; - - if (bss_desc->bcn_ht_cap) { - if (le16_to_cpu(bss_desc->bcn_ht_cap->cap_info) & - IEEE80211_HT_CAP_MAX_AMSDU) - max_amsdu = MWIFIEX_TX_DATA_BUF_SIZE_8K; + if (hdr->len > 3 && + ext_cap->ext_capab[3] & WLAN_EXT_CAPA4_INTERWORKING_ENABLED) + priv->hs2_enabled = true; else - max_amsdu = MWIFIEX_TX_DATA_BUF_SIZE_4K; - } + priv->hs2_enabled = false; - tx_buf = min(priv->adapter->max_tx_buf_size, max_amsdu); - - dev_dbg(priv->adapter->dev, "info: max_amsdu=%d, max_tx_buf=%d\n", - max_amsdu, priv->adapter->max_tx_buf_size); + *buffer += sizeof(struct mwifiex_ie_types_extcap) + hdr->len; + ret_len += sizeof(struct mwifiex_ie_types_extcap) + hdr->len; + } - if (priv->adapter->curr_tx_buf_size <= MWIFIEX_TX_DATA_BUF_SIZE_2K) - curr_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K; - else if (priv->adapter->curr_tx_buf_size <= MWIFIEX_TX_DATA_BUF_SIZE_4K) - curr_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K; - else if (priv->adapter->curr_tx_buf_size <= MWIFIEX_TX_DATA_BUF_SIZE_8K) - curr_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_8K; - if (curr_tx_buf_size != tx_buf) - mwifiex_send_cmd_async(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF, - HostCmd_ACT_GEN_SET, 0, &tx_buf); + return ret_len; } /* @@ -507,7 +452,7 @@ void mwifiex_11n_delete_tx_ba_stream_tbl_entry(struct mwifiex_private *priv, struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl) { if (!tx_ba_tsr_tbl && - mwifiex_is_tx_ba_stream_ptr_valid(priv, tx_ba_tsr_tbl)) + mwifiex_is_tx_ba_stream_ptr_valid(priv, tx_ba_tsr_tbl)) return; dev_dbg(priv->adapter->dev, "info: tx_ba_tsr_tbl %p\n", tx_ba_tsr_tbl); @@ -544,16 +489,15 @@ void mwifiex_11n_delete_all_tx_ba_stream_tbl(struct mwifiex_private *priv) * table which matches the given RA/TID pair. */ struct mwifiex_tx_ba_stream_tbl * -mwifiex_11n_get_tx_ba_stream_tbl(struct mwifiex_private *priv, - int tid, u8 *ra) +mwifiex_get_ba_tbl(struct mwifiex_private *priv, int tid, u8 *ra) { struct mwifiex_tx_ba_stream_tbl *tx_ba_tsr_tbl; unsigned long flags; spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { - if ((!memcmp(tx_ba_tsr_tbl->ra, ra, ETH_ALEN)) - && (tx_ba_tsr_tbl->tid == tid)) { + if (ether_addr_equal_unaligned(tx_ba_tsr_tbl->ra, ra) && + tx_ba_tsr_tbl->tid == tid) { spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); return tx_ba_tsr_tbl; @@ -567,21 +511,17 @@ mwifiex_11n_get_tx_ba_stream_tbl(struct mwifiex_private *priv, * This function creates an entry in Tx BA stream table for the * given RA/TID pair. */ -void mwifiex_11n_create_tx_ba_stream_tbl(struct mwifiex_private *priv, - u8 *ra, int tid, - enum mwifiex_ba_status ba_status) +void mwifiex_create_ba_tbl(struct mwifiex_private *priv, u8 *ra, int tid, + enum mwifiex_ba_status ba_status) { struct mwifiex_tx_ba_stream_tbl *new_node; unsigned long flags; - if (!mwifiex_11n_get_tx_ba_stream_tbl(priv, tid, ra)) { + if (!mwifiex_get_ba_tbl(priv, tid, ra)) { new_node = kzalloc(sizeof(struct mwifiex_tx_ba_stream_tbl), GFP_ATOMIC); - if (!new_node) { - dev_err(priv->adapter->dev, - "%s: failed to alloc new_node\n", __func__); + if (!new_node) return; - } INIT_LIST_HEAD(&new_node->list); @@ -601,16 +541,39 @@ void mwifiex_11n_create_tx_ba_stream_tbl(struct mwifiex_private *priv, int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac) { struct host_cmd_ds_11n_addba_req add_ba_req; + struct mwifiex_sta_node *sta_ptr; + u32 tx_win_size = priv->add_ba_param.tx_win_size; static u8 dialog_tok; int ret; + u16 block_ack_param_set; dev_dbg(priv->adapter->dev, "cmd: %s: tid %d\n", __func__, tid); - add_ba_req.block_ack_param_set = cpu_to_le16( - (u16) ((tid << BLOCKACKPARAM_TID_POS) | - (priv->add_ba_param. - tx_win_size << BLOCKACKPARAM_WINSIZE_POS) | - IMMEDIATE_BLOCK_ACK)); + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && + ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->adapter->is_hw_11ac_capable && + memcmp(priv->cfg_bssid, peer_mac, ETH_ALEN)) { + sta_ptr = mwifiex_get_sta_entry(priv, peer_mac); + if (!sta_ptr) { + dev_warn(priv->adapter->dev, + "BA setup with unknown TDLS peer %pM!\n", + peer_mac); + return -1; + } + if (sta_ptr->is_11ac_enabled) + tx_win_size = MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE; + } + + block_ack_param_set = (u16)((tid << BLOCKACKPARAM_TID_POS) | + tx_win_size << BLOCKACKPARAM_WINSIZE_POS | + IMMEDIATE_BLOCK_ACK); + + /* enable AMSDU inside AMPDU */ + if (priv->add_ba_param.tx_amsdu && + (priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)) + block_ack_param_set |= BLOCKACKPARAM_AMSDU_SUPP_MASK; + + add_ba_req.block_ack_param_set = cpu_to_le16(block_ack_param_set); add_ba_req.block_ack_tmo = cpu_to_le16((u16)priv->add_ba_param.timeout); ++dialog_tok; @@ -622,8 +585,8 @@ int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac) memcpy(&add_ba_req.peer_mac_addr, peer_mac, ETH_ALEN); /* We don't wait for the response of this command */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_ADDBA_REQ, - 0, 0, &add_ba_req); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_ADDBA_REQ, + 0, 0, &add_ba_req, false); return ret; } @@ -650,8 +613,8 @@ int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac, memcpy(&delba.peer_mac_addr, peer_mac, ETH_ALEN); /* We don't wait for the response of this command */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_DELBA, - HostCmd_ACT_GEN_SET, 0, &delba); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_DELBA, + HostCmd_ACT_GEN_SET, 0, &delba, false); return ret; } @@ -668,9 +631,8 @@ void mwifiex_11n_delete_ba_stream(struct mwifiex_private *priv, u8 *del_ba) tid = del_ba_param_set >> DELBA_TID_POS; - mwifiex_11n_delete_ba_stream_tbl(priv, tid, cmd_del_ba->peer_mac_addr, - TYPE_DELBA_RECEIVE, - INITIATOR_BIT(del_ba_param_set)); + mwifiex_del_ba_tbl(priv, tid, cmd_del_ba->peer_mac_addr, + TYPE_DELBA_RECEIVE, INITIATOR_BIT(del_ba_param_set)); } /* @@ -724,8 +686,9 @@ int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv, list_for_each_entry(tx_ba_tsr_tbl, &priv->tx_ba_stream_tbl_ptr, list) { rx_reo_tbl->tid = (u16) tx_ba_tsr_tbl->tid; dev_dbg(priv->adapter->dev, "data: %s tid=%d\n", - __func__, rx_reo_tbl->tid); + __func__, rx_reo_tbl->tid); memcpy(rx_reo_tbl->ra, tx_ba_tsr_tbl->ra, ETH_ALEN); + rx_reo_tbl->amsdu = tx_ba_tsr_tbl->amsdu; rx_reo_tbl++; count++; if (count >= MWIFIEX_MAX_TX_BASTREAM_SUPPORTED) @@ -735,3 +698,96 @@ int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv, return count; } + +/* + * This function retrieves the entry for specific tx BA stream table by RA and + * deletes it. + */ +void mwifiex_del_tx_ba_stream_tbl_by_ra(struct mwifiex_private *priv, u8 *ra) +{ + struct mwifiex_tx_ba_stream_tbl *tbl, *tmp; + unsigned long flags; + + if (!ra) + return; + + spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); + list_for_each_entry_safe(tbl, tmp, &priv->tx_ba_stream_tbl_ptr, list) { + if (!memcmp(tbl->ra, ra, ETH_ALEN)) { + spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, + flags); + mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, tbl); + spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags); + } + } + spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags); + + return; +} + +/* This function initializes the BlockACK setup information for given + * mwifiex_private structure. + */ +void mwifiex_set_ba_params(struct mwifiex_private *priv) +{ + priv->add_ba_param.timeout = MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + priv->add_ba_param.tx_win_size = + MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE; + } else { + priv->add_ba_param.tx_win_size = + MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_STA_AMPDU_DEF_RXWINSIZE; + } + + priv->add_ba_param.tx_amsdu = true; + priv->add_ba_param.rx_amsdu = true; + + return; +} + +u8 mwifiex_get_sec_chan_offset(int chan) +{ + u8 sec_offset; + + switch (chan) { + case 36: + case 44: + case 52: + case 60: + case 100: + case 108: + case 116: + case 124: + case 132: + case 140: + case 149: + case 157: + sec_offset = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; + break; + case 40: + case 48: + case 56: + case 64: + case 104: + case 112: + case 120: + case 128: + case 136: + case 144: + case 153: + case 161: + sec_offset = IEEE80211_HT_PARAM_CHA_SEC_BELOW; + break; + case 165: + default: + sec_offset = IEEE80211_HT_PARAM_CHA_SEC_NONE; + break; + } + + return sec_offset; +} diff --git a/drivers/net/wireless/mwifiex/11n.h b/drivers/net/wireless/mwifiex/11n.h index 90b421e343d..0b73fa08f5d 100644 --- a/drivers/net/wireless/mwifiex/11n.h +++ b/drivers/net/wireless/mwifiex/11n.h @@ -28,31 +28,26 @@ int mwifiex_ret_11n_delba(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -int mwifiex_ret_11n_cfg(struct host_cmd_ds_command *resp, - struct mwifiex_ds_11n_tx_cfg *tx_cfg); -int mwifiex_cmd_11n_cfg(struct host_cmd_ds_command *cmd, u16 cmd_action, +int mwifiex_cmd_11n_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, struct mwifiex_ds_11n_tx_cfg *txcfg); - int mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc, u8 **buffer); -void mwifiex_cfg_tx_buf(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc); -void mwifiex_fill_cap_info(struct mwifiex_private *, u8 radio_type, - struct mwifiex_ie_types_htcap *); +int mwifiex_fill_cap_info(struct mwifiex_private *, u8 radio_type, + struct ieee80211_ht_cap *); int mwifiex_set_get_11n_htcap_cfg(struct mwifiex_private *priv, u16 action, int *htcap_cfg); void mwifiex_11n_delete_tx_ba_stream_tbl_entry(struct mwifiex_private *priv, struct mwifiex_tx_ba_stream_tbl *tx_tbl); void mwifiex_11n_delete_all_tx_ba_stream_tbl(struct mwifiex_private *priv); -struct mwifiex_tx_ba_stream_tbl *mwifiex_11n_get_tx_ba_stream_tbl(struct +struct mwifiex_tx_ba_stream_tbl *mwifiex_get_ba_tbl(struct mwifiex_private *priv, int tid, u8 *ra); -void mwifiex_11n_create_tx_ba_stream_tbl(struct mwifiex_private *priv, u8 *ra, - int tid, - enum mwifiex_ba_status ba_status); +void mwifiex_create_ba_tbl(struct mwifiex_private *priv, u8 *ra, int tid, + enum mwifiex_ba_status ba_status); int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac); int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac, int initiator); @@ -61,24 +56,55 @@ int mwifiex_get_rx_reorder_tbl(struct mwifiex_private *priv, struct mwifiex_ds_rx_reorder_tbl *buf); int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv, struct mwifiex_ds_tx_ba_stream_tbl *buf); -int mwifiex_ret_amsdu_aggr_ctrl(struct host_cmd_ds_command *resp, - struct mwifiex_ds_11n_amsdu_aggr_ctrl - *amsdu_aggr_ctrl); int mwifiex_cmd_recfg_tx_buf(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, int cmd_action, u16 *buf_size); int mwifiex_cmd_amsdu_aggr_ctrl(struct host_cmd_ds_command *cmd, int cmd_action, struct mwifiex_ds_11n_amsdu_aggr_ctrl *aa_ctrl); +void mwifiex_del_tx_ba_stream_tbl_by_ra(struct mwifiex_private *priv, u8 *ra); +u8 mwifiex_get_sec_chan_offset(int chan); -/* - * This function checks whether AMPDU is allowed or not for a particular TID. - */ static inline u8 -mwifiex_is_ampdu_allowed(struct mwifiex_private *priv, int tid) +mwifiex_is_station_ampdu_allowed(struct mwifiex_private *priv, + struct mwifiex_ra_list_tbl *ptr, int tid) { - return ((priv->aggr_prio_tbl[tid].ampdu_ap != BA_STREAM_NOT_ALLOWED) - ? true : false); + struct mwifiex_sta_node *node = mwifiex_get_sta_entry(priv, ptr->ra); + + if (unlikely(!node)) + return false; + + return (node->ampdu_sta[tid] != BA_STREAM_NOT_ALLOWED) ? true : false; +} + +/* This function checks whether AMSDU is allowed for BA stream. */ +static inline u8 +mwifiex_is_amsdu_in_ampdu_allowed(struct mwifiex_private *priv, + struct mwifiex_ra_list_tbl *ptr, int tid) +{ + struct mwifiex_tx_ba_stream_tbl *tx_tbl; + + tx_tbl = mwifiex_get_ba_tbl(priv, tid, ptr->ra); + if (tx_tbl) + return tx_tbl->amsdu; + + return false; +} + +/* This function checks whether AMPDU is allowed or not for a particular TID. */ +static inline u8 +mwifiex_is_ampdu_allowed(struct mwifiex_private *priv, + struct mwifiex_ra_list_tbl *ptr, int tid) +{ + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + return mwifiex_is_station_ampdu_allowed(priv, ptr, tid); + } else { + if (ptr->tdls_link) + return mwifiex_is_station_ampdu_allowed(priv, ptr, tid); + + return (priv->aggr_prio_tbl[tid].ampdu_ap != + BA_STREAM_NOT_ALLOWED) ? true : false; + } } /* @@ -87,9 +113,8 @@ mwifiex_is_ampdu_allowed(struct mwifiex_private *priv, int tid) static inline u8 mwifiex_is_amsdu_allowed(struct mwifiex_private *priv, int tid) { - return (((priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED) - && ((priv->is_data_rate_auto) - || !((priv->bitmap_rates[2]) & 0x03))) + return (((priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED) && + (priv->is_data_rate_auto || !(priv->bitmap_rates[2] & 0x03))) ? true : false); } @@ -107,8 +132,7 @@ static inline u8 mwifiex_space_avail_for_new_ba_stream( priv = adapter->priv[i]; if (priv) ba_stream_num += mwifiex_wmm_list_len( - (struct list_head *) - &priv->tx_ba_stream_tbl_ptr); + &priv->tx_ba_stream_tbl_ptr); } return ((ba_stream_num < @@ -150,14 +174,38 @@ mwifiex_find_stream_to_delete(struct mwifiex_private *priv, int ptr_tid, */ static inline int mwifiex_is_ba_stream_setup(struct mwifiex_private *priv, - struct mwifiex_ra_list_tbl *ptr, int tid) + struct mwifiex_ra_list_tbl *ptr, int tid) { struct mwifiex_tx_ba_stream_tbl *tx_tbl; - tx_tbl = mwifiex_11n_get_tx_ba_stream_tbl(priv, tid, ptr->ra); + tx_tbl = mwifiex_get_ba_tbl(priv, tid, ptr->ra); if (tx_tbl && IS_BASTREAM_SETUP(tx_tbl)) return true; return false; } + +/* + * This function checks whether associated station is 11n enabled + */ +static inline int mwifiex_is_sta_11n_enabled(struct mwifiex_private *priv, + struct mwifiex_sta_node *node) +{ + + if (!node || (priv->bss_role != MWIFIEX_BSS_ROLE_UAP) || + !priv->ap_11n_enabled) + return 0; + + return node->is_11n_enabled; +} + +static inline u8 +mwifiex_tdls_peer_11n_enabled(struct mwifiex_private *priv, const u8 *ra) +{ + struct mwifiex_sta_node *node = mwifiex_get_sta_entry(priv, ra); + if (node) + return node->is_11n_enabled; + + return false; +} #endif /* !_MWIFIEX_11N_H_ */ diff --git a/drivers/net/wireless/mwifiex/11n_aggr.c b/drivers/net/wireless/mwifiex/11n_aggr.c index 079e5532e68..fe0f66f7350 100644 --- a/drivers/net/wireless/mwifiex/11n_aggr.c +++ b/drivers/net/wireless/mwifiex/11n_aggr.c @@ -62,17 +62,16 @@ mwifiex_11n_form_amsdu_pkt(struct sk_buff *skb_aggr, }; struct tx_packet_hdr *tx_header; - skb_put(skb_aggr, sizeof(*tx_header)); - - tx_header = (struct tx_packet_hdr *) skb_aggr->data; + tx_header = (void *)skb_put(skb_aggr, sizeof(*tx_header)); /* Copy DA and SA */ dt_offset = 2 * ETH_ALEN; memcpy(&tx_header->eth803_hdr, skb_src->data, dt_offset); /* Copy SNAP header */ - snap.snap_type = *(u16 *) ((u8 *)skb_src->data + dt_offset); - dt_offset += sizeof(u16); + snap.snap_type = ((struct ethhdr *)skb_src->data)->h_proto; + + dt_offset += sizeof(__be16); memcpy(&tx_header->rfc1042_hdr, &snap, sizeof(struct rfc_1042_hdr)); @@ -82,12 +81,10 @@ mwifiex_11n_form_amsdu_pkt(struct sk_buff *skb_aggr, tx_header->eth803_hdr.h_proto = htons(skb_src->len + LLC_SNAP_LEN); /* Add payload */ - skb_put(skb_aggr, skb_src->len); - memcpy(skb_aggr->data + sizeof(*tx_header), skb_src->data, - skb_src->len); - *pad = (((skb_src->len + LLC_SNAP_LEN) & 3)) ? (4 - (((skb_src->len + - LLC_SNAP_LEN)) & 3)) : 0; - skb_put(skb_aggr, *pad); + memcpy(skb_put(skb_aggr, skb_src->len), skb_src->data, skb_src->len); + + /* Add padding for new MSDU to start from 4 byte boundary */ + *pad = (4 - ((unsigned long)skb_aggr->tail & 0x3)) % 4; return skb_aggr->len + *pad; } @@ -103,6 +100,7 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv, struct sk_buff *skb) { struct txpd *local_tx_pd; + struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); skb_push(skb, sizeof(*local_tx_pd)); @@ -119,14 +117,17 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv, local_tx_pd->tx_pkt_offset = cpu_to_le16(sizeof(struct txpd)); local_tx_pd->tx_pkt_type = cpu_to_le16(PKT_TYPE_AMSDU); local_tx_pd->tx_pkt_length = cpu_to_le16(skb->len - - sizeof(*local_tx_pd)); + sizeof(*local_tx_pd)); + + if (tx_info->flags & MWIFIEX_BUF_FLAG_TDLS_PKT) + local_tx_pd->flags |= MWIFIEX_TXPD_FLAGS_TDLS_PACKET; if (local_tx_pd->tx_control == 0) /* TxCtrl set by user or default */ local_tx_pd->tx_control = cpu_to_le32(priv->pkt_tx_ctrl); - if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && - (priv->adapter->pps_uapsd_mode)) { + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA && + priv->adapter->pps_uapsd_mode) { if (true == mwifiex_check_last_packet_indication(priv)) { priv->adapter->tx_lock_flag = true; local_tx_pd->flags = @@ -153,7 +154,7 @@ mwifiex_11n_form_amsdu_txpd(struct mwifiex_private *priv, */ int mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, - struct mwifiex_ra_list_tbl *pra_list, int headroom, + struct mwifiex_ra_list_tbl *pra_list, int ptrindex, unsigned long ra_list_flags) __releases(&priv->wmm.ra_list_spinlock) { @@ -163,6 +164,8 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, int pad = 0, ret; struct mwifiex_tx_param tx_param; struct txpd *ptx_pd = NULL; + struct timeval tv; + int headroom = adapter->iface_type == MWIFIEX_USB ? 0 : INTF_HEADER_LEN; skb_src = skb_peek(&pra_list->skb_head); if (!skb_src) { @@ -182,9 +185,17 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, skb_reserve(skb_aggr, headroom + sizeof(struct txpd)); tx_info_aggr = MWIFIEX_SKB_TXCB(skb_aggr); - tx_info_aggr->bss_index = tx_info_src->bss_index; + memset(tx_info_aggr, 0, sizeof(*tx_info_aggr)); + tx_info_aggr->bss_type = tx_info_src->bss_type; + tx_info_aggr->bss_num = tx_info_src->bss_num; + + if (tx_info_src->flags & MWIFIEX_BUF_FLAG_TDLS_PKT) + tx_info_aggr->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT; skb_aggr->priority = skb_src->priority; + do_gettimeofday(&tv); + skb_aggr->tstamp = timeval_to_ktime(tv); + do { /* Check if AMSDU can accommodate this MSDU */ if (skb_tailroom(skb_aggr) < (skb_src->len + LLC_SNAP_LEN)) @@ -192,7 +203,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, skb_src = skb_dequeue(&pra_list->skb_head); - pra_list->total_pkts_size -= skb_src->len; + pra_list->total_pkt_count--; atomic_dec(&priv->wmm.tx_pkts_queued); @@ -200,7 +211,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, ra_list_flags); mwifiex_11n_form_amsdu_pkt(skb_aggr, skb_src, &pad); - mwifiex_write_data_complete(adapter, skb_src, 0); + mwifiex_write_data_complete(adapter, skb_src, 0, 0); spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); @@ -232,33 +243,31 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, skb_push(skb_aggr, headroom); - /* - * Padding per MSDU will affect the length of next - * packet and hence the exact length of next packet - * is uncertain here. - * - * Also, aggregation of transmission buffer, while - * downloading the data to the card, wont gain much - * on the AMSDU packets as the AMSDU packets utilizes - * the transmission buffer space to the maximum - * (adapter->tx_buf_size). - */ - tx_param.next_pkt_len = 0; - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb_aggr, &tx_param); + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb_aggr, NULL); + } else { + if (skb_src) + tx_param.next_pkt_len = + skb_src->len + sizeof(struct txpd); + else + tx_param.next_pkt_len = 0; + + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb_aggr, &tx_param); + } switch (ret) { case -EBUSY: spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); if (!mwifiex_is_ralist_valid(priv, pra_list, ptrindex)) { spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); - mwifiex_write_data_complete(adapter, skb_aggr, -1); + mwifiex_write_data_complete(adapter, skb_aggr, 1, -1); return -1; } - if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && - (adapter->pps_uapsd_mode) && - (adapter->tx_lock_flag)) { + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA && + adapter->pps_uapsd_mode && adapter->tx_lock_flag) { priv->adapter->tx_lock_flag = false; if (ptx_pd) ptx_pd->flags = 0; @@ -266,7 +275,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, skb_queue_tail(&pra_list->skb_head, skb_aggr); - pra_list->total_pkts_size += skb_aggr->len; + pra_list->total_pkt_count++; atomic_inc(&priv->wmm.tx_pkts_queued); @@ -276,35 +285,25 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, dev_dbg(adapter->dev, "data: -EBUSY is returned\n"); break; case -1: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; dev_err(adapter->dev, "%s: host_to_card failed: %#x\n", - __func__, ret); + __func__, ret); adapter->dbg.num_tx_host_to_card_failure++; - mwifiex_write_data_complete(adapter, skb_aggr, ret); + mwifiex_write_data_complete(adapter, skb_aggr, 1, ret); return 0; case -EINPROGRESS: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; break; case 0: - mwifiex_write_data_complete(adapter, skb_aggr, ret); + mwifiex_write_data_complete(adapter, skb_aggr, 1, ret); break; default: break; } if (ret != -EBUSY) { - spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); - if (mwifiex_is_ralist_valid(priv, pra_list, ptrindex)) { - priv->wmm.packets_out[ptrindex]++; - priv->wmm.tid_tbl_ptr[ptrindex].ra_list_curr = pra_list; - } - /* Now bss_prio_cur pointer points to next node */ - adapter->bss_prio_tbl[priv->bss_priority].bss_prio_cur = - list_first_entry( - &adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_cur->list, - struct mwifiex_bss_prio_node, list); - spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, - ra_list_flags); + mwifiex_rotate_priolists(priv, pra_list, ptrindex); } return 0; diff --git a/drivers/net/wireless/mwifiex/11n_aggr.h b/drivers/net/wireless/mwifiex/11n_aggr.h index 900e1c62a0c..892098d6a69 100644 --- a/drivers/net/wireless/mwifiex/11n_aggr.h +++ b/drivers/net/wireless/mwifiex/11n_aggr.h @@ -26,7 +26,7 @@ int mwifiex_11n_deaggregate_pkt(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv, - struct mwifiex_ra_list_tbl *ptr, int headroom, + struct mwifiex_ra_list_tbl *ptr, int ptr_index, unsigned long flags) __releases(&priv->wmm.ra_list_spinlock); diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index 7aa9aa0ac95..0c3571f830b 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -26,36 +26,87 @@ #include "11n.h" #include "11n_rxreorder.h" +/* This function will dispatch amsdu packet and forward it to kernel/upper + * layer. + */ +static int mwifiex_11n_dispatch_amsdu_pkt(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct rxpd *local_rx_pd = (struct rxpd *)(skb->data); + int ret; + + if (le16_to_cpu(local_rx_pd->rx_pkt_type) == PKT_TYPE_AMSDU) { + struct sk_buff_head list; + struct sk_buff *rx_skb; + + __skb_queue_head_init(&list); + + skb_pull(skb, le16_to_cpu(local_rx_pd->rx_pkt_offset)); + skb_trim(skb, le16_to_cpu(local_rx_pd->rx_pkt_length)); + + ieee80211_amsdu_to_8023s(skb, &list, priv->curr_addr, + priv->wdev->iftype, 0, false); + + while (!skb_queue_empty(&list)) { + rx_skb = __skb_dequeue(&list); + ret = mwifiex_recv_packet(priv, rx_skb); + if (ret == -1) + dev_err(priv->adapter->dev, + "Rx of A-MSDU failed"); + } + return 0; + } + + return -1; +} + +/* This function will process the rx packet and forward it to kernel/upper + * layer. + */ +static int mwifiex_11n_dispatch_pkt(struct mwifiex_private *priv, void *payload) +{ + int ret = mwifiex_11n_dispatch_amsdu_pkt(priv, payload); + + if (!ret) + return 0; + + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) + return mwifiex_handle_uap_rx_forward(priv, payload); + + return mwifiex_process_rx_packet(priv, payload); +} + /* - * This function dispatches all packets in the Rx reorder table. + * This function dispatches all packets in the Rx reorder table until the + * start window. * * There could be holes in the buffer, which are skipped by the function. * Since the buffer is linear, the function uses rotation to simulate * circular buffer. */ -static int +static void mwifiex_11n_dispatch_pkt_until_start_win(struct mwifiex_private *priv, - struct mwifiex_rx_reorder_tbl - *rx_reor_tbl_ptr, int start_win) + struct mwifiex_rx_reorder_tbl *tbl, + int start_win) { - int no_pkt_to_send, i; + int pkt_to_send, i; void *rx_tmp_ptr; unsigned long flags; - no_pkt_to_send = (start_win > rx_reor_tbl_ptr->start_win) ? - min((start_win - rx_reor_tbl_ptr->start_win), - rx_reor_tbl_ptr->win_size) : rx_reor_tbl_ptr->win_size; + pkt_to_send = (start_win > tbl->start_win) ? + min((start_win - tbl->start_win), tbl->win_size) : + tbl->win_size; - for (i = 0; i < no_pkt_to_send; ++i) { + for (i = 0; i < pkt_to_send; ++i) { spin_lock_irqsave(&priv->rx_pkt_lock, flags); rx_tmp_ptr = NULL; - if (rx_reor_tbl_ptr->rx_reorder_ptr[i]) { - rx_tmp_ptr = rx_reor_tbl_ptr->rx_reorder_ptr[i]; - rx_reor_tbl_ptr->rx_reorder_ptr[i] = NULL; + if (tbl->rx_reorder_ptr[i]) { + rx_tmp_ptr = tbl->rx_reorder_ptr[i]; + tbl->rx_reorder_ptr[i] = NULL; } spin_unlock_irqrestore(&priv->rx_pkt_lock, flags); if (rx_tmp_ptr) - mwifiex_process_rx_packet(priv->adapter, rx_tmp_ptr); + mwifiex_11n_dispatch_pkt(priv, rx_tmp_ptr); } spin_lock_irqsave(&priv->rx_pkt_lock, flags); @@ -63,16 +114,13 @@ mwifiex_11n_dispatch_pkt_until_start_win(struct mwifiex_private *priv, * We don't have a circular buffer, hence use rotation to simulate * circular buffer */ - for (i = 0; i < rx_reor_tbl_ptr->win_size - no_pkt_to_send; ++i) { - rx_reor_tbl_ptr->rx_reorder_ptr[i] = - rx_reor_tbl_ptr->rx_reorder_ptr[no_pkt_to_send + i]; - rx_reor_tbl_ptr->rx_reorder_ptr[no_pkt_to_send + i] = NULL; + for (i = 0; i < tbl->win_size - pkt_to_send; ++i) { + tbl->rx_reorder_ptr[i] = tbl->rx_reorder_ptr[pkt_to_send + i]; + tbl->rx_reorder_ptr[pkt_to_send + i] = NULL; } - rx_reor_tbl_ptr->start_win = start_win; + tbl->start_win = start_win; spin_unlock_irqrestore(&priv->rx_pkt_lock, flags); - - return 0; } /* @@ -83,24 +131,24 @@ mwifiex_11n_dispatch_pkt_until_start_win(struct mwifiex_private *priv, * Since the buffer is linear, the function uses rotation to simulate * circular buffer. */ -static int +static void mwifiex_11n_scan_and_dispatch(struct mwifiex_private *priv, - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr) + struct mwifiex_rx_reorder_tbl *tbl) { int i, j, xchg; void *rx_tmp_ptr; unsigned long flags; - for (i = 0; i < rx_reor_tbl_ptr->win_size; ++i) { + for (i = 0; i < tbl->win_size; ++i) { spin_lock_irqsave(&priv->rx_pkt_lock, flags); - if (!rx_reor_tbl_ptr->rx_reorder_ptr[i]) { + if (!tbl->rx_reorder_ptr[i]) { spin_unlock_irqrestore(&priv->rx_pkt_lock, flags); break; } - rx_tmp_ptr = rx_reor_tbl_ptr->rx_reorder_ptr[i]; - rx_reor_tbl_ptr->rx_reorder_ptr[i] = NULL; + rx_tmp_ptr = tbl->rx_reorder_ptr[i]; + tbl->rx_reorder_ptr[i] = NULL; spin_unlock_irqrestore(&priv->rx_pkt_lock, flags); - mwifiex_process_rx_packet(priv->adapter, rx_tmp_ptr); + mwifiex_11n_dispatch_pkt(priv, rx_tmp_ptr); } spin_lock_irqsave(&priv->rx_pkt_lock, flags); @@ -109,17 +157,14 @@ mwifiex_11n_scan_and_dispatch(struct mwifiex_private *priv, * circular buffer */ if (i > 0) { - xchg = rx_reor_tbl_ptr->win_size - i; + xchg = tbl->win_size - i; for (j = 0; j < xchg; ++j) { - rx_reor_tbl_ptr->rx_reorder_ptr[j] = - rx_reor_tbl_ptr->rx_reorder_ptr[i + j]; - rx_reor_tbl_ptr->rx_reorder_ptr[i + j] = NULL; + tbl->rx_reorder_ptr[j] = tbl->rx_reorder_ptr[i + j]; + tbl->rx_reorder_ptr[i + j] = NULL; } } - rx_reor_tbl_ptr->start_win = (rx_reor_tbl_ptr->start_win + i) - &(MAX_TID_VALUE - 1); + tbl->start_win = (tbl->start_win + i) & (MAX_TID_VALUE - 1); spin_unlock_irqrestore(&priv->rx_pkt_lock, flags); - return 0; } /* @@ -129,47 +174,44 @@ mwifiex_11n_scan_and_dispatch(struct mwifiex_private *priv, * pending packets in the Rx reorder table before deletion. */ static void -mwifiex_11n_delete_rx_reorder_tbl_entry(struct mwifiex_private *priv, - struct mwifiex_rx_reorder_tbl - *rx_reor_tbl_ptr) +mwifiex_del_rx_reorder_entry(struct mwifiex_private *priv, + struct mwifiex_rx_reorder_tbl *tbl) { unsigned long flags; + int start_win; - if (!rx_reor_tbl_ptr) + if (!tbl) return; - mwifiex_11n_dispatch_pkt_until_start_win(priv, rx_reor_tbl_ptr, - (rx_reor_tbl_ptr->start_win + - rx_reor_tbl_ptr->win_size) - &(MAX_TID_VALUE - 1)); + start_win = (tbl->start_win + tbl->win_size) & (MAX_TID_VALUE - 1); + mwifiex_11n_dispatch_pkt_until_start_win(priv, tbl, start_win); - del_timer(&rx_reor_tbl_ptr->timer_context.timer); + del_timer_sync(&tbl->timer_context.timer); spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); - list_del(&rx_reor_tbl_ptr->list); + list_del(&tbl->list); spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); - kfree(rx_reor_tbl_ptr->rx_reorder_ptr); - kfree(rx_reor_tbl_ptr); + kfree(tbl->rx_reorder_ptr); + kfree(tbl); } /* * This function returns the pointer to an entry in Rx reordering * table which matches the given TA/TID pair. */ -static struct mwifiex_rx_reorder_tbl * +struct mwifiex_rx_reorder_tbl * mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta) { - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; + struct mwifiex_rx_reorder_tbl *tbl; unsigned long flags; spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); - list_for_each_entry(rx_reor_tbl_ptr, &priv->rx_reorder_tbl_ptr, list) { - if ((!memcmp(rx_reor_tbl_ptr->ta, ta, ETH_ALEN)) - && (rx_reor_tbl_ptr->tid == tid)) { + list_for_each_entry(tbl, &priv->rx_reorder_tbl_ptr, list) { + if (!memcmp(tbl->ta, ta, ETH_ALEN) && tbl->tid == tid) { spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); - return rx_reor_tbl_ptr; + return tbl; } } spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); @@ -177,6 +219,31 @@ mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta) return NULL; } +/* This function retrieves the pointer to an entry in Rx reordering + * table which matches the given TA and deletes it. + */ +void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta) +{ + struct mwifiex_rx_reorder_tbl *tbl, *tmp; + unsigned long flags; + + if (!ta) + return; + + spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); + list_for_each_entry_safe(tbl, tmp, &priv->rx_reorder_tbl_ptr, list) { + if (!memcmp(tbl->ta, ta, ETH_ALEN)) { + spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, + flags); + mwifiex_del_rx_reorder_entry(priv, tbl); + spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); + } + } + spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); + + return; +} + /* * This function finds the last sequence number used in the packets * buffered in Rx reordering table. @@ -203,19 +270,19 @@ mwifiex_11n_find_last_seq_num(struct mwifiex_rx_reorder_tbl *rx_reorder_tbl_ptr) static void mwifiex_flush_data(unsigned long context) { - struct reorder_tmr_cnxt *reorder_cnxt = + struct reorder_tmr_cnxt *ctx = (struct reorder_tmr_cnxt *) context; - int start_win; + int start_win, seq_num; - start_win = mwifiex_11n_find_last_seq_num(reorder_cnxt->ptr); - if (start_win >= 0) { - dev_dbg(reorder_cnxt->priv->adapter->dev, - "info: flush data %d\n", start_win); - mwifiex_11n_dispatch_pkt_until_start_win(reorder_cnxt->priv, - reorder_cnxt->ptr, - ((reorder_cnxt->ptr->start_win + - start_win + 1) & (MAX_TID_VALUE - 1))); - } + seq_num = mwifiex_11n_find_last_seq_num(ctx->ptr); + + if (seq_num < 0) + return; + + dev_dbg(ctx->priv->adapter->dev, "info: flush data %d\n", seq_num); + start_win = (ctx->ptr->start_win + seq_num + 1) & (MAX_TID_VALUE - 1); + mwifiex_11n_dispatch_pkt_until_start_win(ctx->priv, ctx->ptr, + start_win); } /* @@ -230,45 +297,57 @@ mwifiex_flush_data(unsigned long context) */ static void mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, - int tid, int win_size, int seq_num) + int tid, int win_size, int seq_num) { int i; - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr, *new_node; + struct mwifiex_rx_reorder_tbl *tbl, *new_node; u16 last_seq = 0; unsigned long flags; + struct mwifiex_sta_node *node; /* * If we get a TID, ta pair which is already present dispatch all the * the packets and move the window size until the ssn */ - rx_reor_tbl_ptr = mwifiex_11n_get_rx_reorder_tbl(priv, tid, ta); - if (rx_reor_tbl_ptr) { - mwifiex_11n_dispatch_pkt_until_start_win(priv, rx_reor_tbl_ptr, - seq_num); + tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, ta); + if (tbl) { + mwifiex_11n_dispatch_pkt_until_start_win(priv, tbl, seq_num); return; } - /* if !rx_reor_tbl_ptr then create one */ + /* if !tbl then create one */ new_node = kzalloc(sizeof(struct mwifiex_rx_reorder_tbl), GFP_KERNEL); - if (!new_node) { - dev_err(priv->adapter->dev, "%s: failed to alloc new_node\n", - __func__); + if (!new_node) return; - } INIT_LIST_HEAD(&new_node->list); new_node->tid = tid; memcpy(new_node->ta, ta, ETH_ALEN); new_node->start_win = seq_num; - if (mwifiex_queuing_ra_based(priv)) - /* TODO for adhoc */ + new_node->init_win = seq_num; + new_node->flags = 0; + + if (mwifiex_queuing_ra_based(priv)) { dev_dbg(priv->adapter->dev, - "info: ADHOC:last_seq=%d start_win=%d\n", + "info: AP/ADHOC:last_seq=%d start_win=%d\n", last_seq, new_node->start_win); - else - last_seq = priv->rx_seq[tid]; + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) { + node = mwifiex_get_sta_entry(priv, ta); + if (node) + last_seq = node->rx_seq[tid]; + } + } else { + node = mwifiex_get_sta_entry(priv, ta); + if (node) + last_seq = node->rx_seq[tid]; + else + last_seq = priv->rx_seq[tid]; + } - if (last_seq >= new_node->start_win) + if (last_seq != MWIFIEX_DEF_11N_RX_SEQ_NUM && + last_seq >= new_node->start_win) { new_node->start_win = last_seq + 1; + new_node->flags |= RXREOR_INIT_WINDOW_SHIFT; + } new_node->win_size = win_size; @@ -307,9 +386,7 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, */ int mwifiex_cmd_11n_addba_req(struct host_cmd_ds_command *cmd, void *data_buf) { - struct host_cmd_ds_11n_addba_req *add_ba_req = - (struct host_cmd_ds_11n_addba_req *) - &cmd->params.add_ba_req; + struct host_cmd_ds_11n_addba_req *add_ba_req = &cmd->params.add_ba_req; cmd->command = cpu_to_le16(HostCmd_CMD_11N_ADDBA_REQ); cmd->size = cpu_to_le16(sizeof(*add_ba_req) + S_DS_GEN); @@ -331,13 +408,29 @@ int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv, struct host_cmd_ds_11n_addba_req *cmd_addba_req) { - struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = - (struct host_cmd_ds_11n_addba_rsp *) - &cmd->params.add_ba_rsp; + struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = &cmd->params.add_ba_rsp; + struct mwifiex_sta_node *sta_ptr; + u32 rx_win_size = priv->add_ba_param.rx_win_size; u8 tid; int win_size; uint16_t block_ack_param_set; + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && + ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->adapter->is_hw_11ac_capable && + memcmp(priv->cfg_bssid, cmd_addba_req->peer_mac_addr, ETH_ALEN)) { + sta_ptr = mwifiex_get_sta_entry(priv, + cmd_addba_req->peer_mac_addr); + if (!sta_ptr) { + dev_warn(priv->adapter->dev, + "BA setup with unknown TDLS peer %pM!\n", + cmd_addba_req->peer_mac_addr); + return -1; + } + if (sta_ptr->is_11ac_enabled) + rx_win_size = MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE; + } + cmd->command = cpu_to_le16(HostCmd_CMD_11N_ADDBA_RSP); cmd->size = cpu_to_le16(sizeof(*add_ba_rsp) + S_DS_GEN); @@ -352,10 +445,12 @@ int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv, >> BLOCKACKPARAM_TID_POS; add_ba_rsp->status_code = cpu_to_le16(ADDBA_RSP_STATUS_ACCEPT); block_ack_param_set &= ~IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK; - /* We donot support AMSDU inside AMPDU, hence reset the bit */ - block_ack_param_set &= ~BLOCKACKPARAM_AMSDU_SUPP_MASK; - block_ack_param_set |= (priv->add_ba_param.rx_win_size << - BLOCKACKPARAM_WINSIZE_POS); + + /* If we don't support AMSDU inside AMPDU, reset the bit */ + if (!priv->add_ba_param.rx_amsdu || + (priv->aggr_prio_tbl[tid].amsdu == BA_STREAM_NOT_ALLOWED)) + block_ack_param_set &= ~BLOCKACKPARAM_AMSDU_SUPP_MASK; + block_ack_param_set |= rx_win_size << BLOCKACKPARAM_WINSIZE_POS; add_ba_rsp->block_ack_param_set = cpu_to_le16(block_ack_param_set); win_size = (le16_to_cpu(add_ba_rsp->block_ack_param_set) & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) @@ -363,7 +458,8 @@ int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv, cmd_addba_req->block_ack_param_set = cpu_to_le16(block_ack_param_set); mwifiex_11n_create_rx_reorder_tbl(priv, cmd_addba_req->peer_mac_addr, - tid, win_size, le16_to_cpu(cmd_addba_req->ssn)); + tid, win_size, + le16_to_cpu(cmd_addba_req->ssn)); return 0; } @@ -377,8 +473,7 @@ int mwifiex_cmd_11n_addba_rsp_gen(struct mwifiex_private *priv, */ int mwifiex_cmd_11n_delba(struct host_cmd_ds_command *cmd, void *data_buf) { - struct host_cmd_ds_11n_delba *del_ba = (struct host_cmd_ds_11n_delba *) - &cmd->params.del_ba; + struct host_cmd_ds_11n_delba *del_ba = &cmd->params.del_ba; cmd->command = cpu_to_le16(HostCmd_CMD_11N_DELBA); cmd->size = cpu_to_le16(sizeof(*del_ba) + S_DS_GEN); @@ -404,36 +499,58 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, u16 seq_num, u16 tid, u8 *ta, u8 pkt_type, void *payload) { - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; - int start_win, end_win, win_size, ret; + struct mwifiex_rx_reorder_tbl *tbl; + int start_win, end_win, win_size; u16 pkt_index; + bool init_window_shift = false; - rx_reor_tbl_ptr = - mwifiex_11n_get_rx_reorder_tbl((struct mwifiex_private *) priv, - tid, ta); - if (!rx_reor_tbl_ptr) { + tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, ta); + if (!tbl) { if (pkt_type != PKT_TYPE_BAR) - mwifiex_process_rx_packet(priv->adapter, payload); + mwifiex_11n_dispatch_pkt(priv, payload); return 0; } - start_win = rx_reor_tbl_ptr->start_win; - win_size = rx_reor_tbl_ptr->win_size; + + if ((pkt_type == PKT_TYPE_AMSDU) && !tbl->amsdu) { + mwifiex_11n_dispatch_pkt(priv, payload); + return 0; + } + + start_win = tbl->start_win; + win_size = tbl->win_size; end_win = ((start_win + win_size) - 1) & (MAX_TID_VALUE - 1); - del_timer(&rx_reor_tbl_ptr->timer_context.timer); - mod_timer(&rx_reor_tbl_ptr->timer_context.timer, jiffies - + (MIN_FLUSH_TIMER_MS * win_size * HZ) / 1000); + if (tbl->flags & RXREOR_INIT_WINDOW_SHIFT) { + init_window_shift = true; + tbl->flags &= ~RXREOR_INIT_WINDOW_SHIFT; + } + mod_timer(&tbl->timer_context.timer, + jiffies + msecs_to_jiffies(MIN_FLUSH_TIMER_MS * win_size)); - /* - * If seq_num is less then starting win then ignore and drop the - * packet - */ - if ((start_win + TWOPOW11) > (MAX_TID_VALUE - 1)) {/* Wrap */ - if (seq_num >= ((start_win + (TWOPOW11)) & (MAX_TID_VALUE - 1)) - && (seq_num < start_win)) + if (tbl->flags & RXREOR_FORCE_NO_DROP) { + dev_dbg(priv->adapter->dev, + "RXREOR_FORCE_NO_DROP when HS is activated\n"); + tbl->flags &= ~RXREOR_FORCE_NO_DROP; + } else if (init_window_shift && seq_num < start_win && + seq_num >= tbl->init_win) { + dev_dbg(priv->adapter->dev, + "Sender TID sequence number reset %d->%d for SSN %d\n", + start_win, seq_num, tbl->init_win); + tbl->start_win = start_win = seq_num; + end_win = ((start_win + win_size) - 1) & (MAX_TID_VALUE - 1); + } else { + /* + * If seq_num is less then starting win then ignore and drop + * the packet + */ + if ((start_win + TWOPOW11) > (MAX_TID_VALUE - 1)) { + if (seq_num >= ((start_win + TWOPOW11) & + (MAX_TID_VALUE - 1)) && + seq_num < start_win) + return -1; + } else if ((seq_num < start_win) || + (seq_num > (start_win + TWOPOW11))) { return -1; - } else if ((seq_num < start_win) - || (seq_num > (start_win + (TWOPOW11)))) { - return -1; + } } /* @@ -443,20 +560,16 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, if (pkt_type == PKT_TYPE_BAR) seq_num = ((seq_num + win_size) - 1) & (MAX_TID_VALUE - 1); - if (((end_win < start_win) - && (seq_num < (TWOPOW11 - (MAX_TID_VALUE - start_win))) - && (seq_num > end_win)) || ((end_win > start_win) - && ((seq_num > end_win) || (seq_num < start_win)))) { + if (((end_win < start_win) && + (seq_num < start_win) && (seq_num > end_win)) || + ((end_win > start_win) && ((seq_num > end_win) || + (seq_num < start_win)))) { end_win = seq_num; if (((seq_num - win_size) + 1) >= 0) start_win = (end_win - win_size) + 1; else start_win = (MAX_TID_VALUE - (win_size - seq_num)) + 1; - ret = mwifiex_11n_dispatch_pkt_until_start_win(priv, - rx_reor_tbl_ptr, start_win); - - if (ret) - return ret; + mwifiex_11n_dispatch_pkt_until_start_win(priv, tbl, start_win); } if (pkt_type != PKT_TYPE_BAR) { @@ -465,19 +578,19 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, else pkt_index = (seq_num+MAX_TID_VALUE) - start_win; - if (rx_reor_tbl_ptr->rx_reorder_ptr[pkt_index]) + if (tbl->rx_reorder_ptr[pkt_index]) return -1; - rx_reor_tbl_ptr->rx_reorder_ptr[pkt_index] = payload; + tbl->rx_reorder_ptr[pkt_index] = payload; } /* * Dispatch all packets sequentially from start_win until a * hole is found and adjust the start_win appropriately */ - ret = mwifiex_11n_scan_and_dispatch(priv, rx_reor_tbl_ptr); + mwifiex_11n_scan_and_dispatch(priv, tbl); - return ret; + return 0; } /* @@ -486,10 +599,10 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, * The TID/TA are taken from del BA event body. */ void -mwifiex_11n_delete_ba_stream_tbl(struct mwifiex_private *priv, int tid, - u8 *peer_mac, u8 type, int initiator) +mwifiex_del_ba_tbl(struct mwifiex_private *priv, int tid, u8 *peer_mac, + u8 type, int initiator) { - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; + struct mwifiex_rx_reorder_tbl *tbl; struct mwifiex_tx_ba_stream_tbl *ptx_tbl; u8 cleanup_rx_reorder_tbl; unsigned long flags; @@ -499,23 +612,23 @@ mwifiex_11n_delete_ba_stream_tbl(struct mwifiex_private *priv, int tid, else cleanup_rx_reorder_tbl = (initiator) ? false : true; - dev_dbg(priv->adapter->dev, "event: DELBA: %pM tid=%d, " - "initiator=%d\n", peer_mac, tid, initiator); + dev_dbg(priv->adapter->dev, "event: DELBA: %pM tid=%d initiator=%d\n", + peer_mac, tid, initiator); if (cleanup_rx_reorder_tbl) { - rx_reor_tbl_ptr = mwifiex_11n_get_rx_reorder_tbl(priv, tid, + tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, peer_mac); - if (!rx_reor_tbl_ptr) { + if (!tbl) { dev_dbg(priv->adapter->dev, - "event: TID, TA not found in table\n"); + "event: TID, TA not found in table\n"); return; } - mwifiex_11n_delete_rx_reorder_tbl_entry(priv, rx_reor_tbl_ptr); + mwifiex_del_rx_reorder_entry(priv, tbl); } else { - ptx_tbl = mwifiex_11n_get_tx_ba_stream_tbl(priv, tid, peer_mac); + ptx_tbl = mwifiex_get_ba_tbl(priv, tid, peer_mac); if (!ptx_tbl) { dev_dbg(priv->adapter->dev, - "event: TID, RA not found in table\n"); + "event: TID, RA not found in table\n"); return; } @@ -534,11 +647,9 @@ mwifiex_11n_delete_ba_stream_tbl(struct mwifiex_private *priv, int tid, int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { - struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = - (struct host_cmd_ds_11n_addba_rsp *) - &resp->params.add_ba_rsp; + struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = &resp->params.add_ba_rsp; int tid, win_size; - struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; + struct mwifiex_rx_reorder_tbl *tbl; uint16_t block_ack_param_set; block_ack_param_set = le16_to_cpu(add_ba_rsp->block_ack_param_set); @@ -549,26 +660,36 @@ int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv, * Check if we had rejected the ADDBA, if yes then do not create * the stream */ - if (le16_to_cpu(add_ba_rsp->status_code) == BA_RESULT_SUCCESS) { - win_size = (block_ack_param_set & - IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) - >> BLOCKACKPARAM_WINSIZE_POS; - - dev_dbg(priv->adapter->dev, "cmd: ADDBA RSP: %pM" - " tid=%d ssn=%d win_size=%d\n", - add_ba_rsp->peer_mac_addr, - tid, add_ba_rsp->ssn, win_size); - } else { + if (le16_to_cpu(add_ba_rsp->status_code) != BA_RESULT_SUCCESS) { dev_err(priv->adapter->dev, "ADDBA RSP: failed %pM tid=%d)\n", - add_ba_rsp->peer_mac_addr, tid); + add_ba_rsp->peer_mac_addr, tid); + + tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, + add_ba_rsp->peer_mac_addr); + if (tbl) + mwifiex_del_rx_reorder_entry(priv, tbl); - rx_reor_tbl_ptr = mwifiex_11n_get_rx_reorder_tbl(priv, - tid, add_ba_rsp->peer_mac_addr); - if (rx_reor_tbl_ptr) - mwifiex_11n_delete_rx_reorder_tbl_entry(priv, - rx_reor_tbl_ptr); + return 0; } + win_size = (block_ack_param_set & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) + >> BLOCKACKPARAM_WINSIZE_POS; + + tbl = mwifiex_11n_get_rx_reorder_tbl(priv, tid, + add_ba_rsp->peer_mac_addr); + if (tbl) { + if ((block_ack_param_set & BLOCKACKPARAM_AMSDU_SUPP_MASK) && + priv->add_ba_param.rx_amsdu && + (priv->aggr_prio_tbl[tid].amsdu != BA_STREAM_NOT_ALLOWED)) + tbl->amsdu = true; + else + tbl->amsdu = false; + } + + dev_dbg(priv->adapter->dev, + "cmd: ADDBA RSP: %pM tid=%d ssn=%d win_size=%d\n", + add_ba_rsp->peer_mac_addr, tid, add_ba_rsp->ssn, win_size); + return 0; } @@ -589,7 +710,7 @@ void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv, delba.del_ba_param_set |= cpu_to_le16( (u16) event->origninator << DELBA_INITIATOR_POS); delba.reason_code = cpu_to_le16(WLAN_REASON_QSTA_TIMEOUT); - mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_DELBA, 0, 0, &delba); + mwifiex_send_cmd(priv, HostCmd_CMD_11N_DELBA, 0, 0, &delba, false); } /* @@ -605,11 +726,37 @@ void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv) list_for_each_entry_safe(del_tbl_ptr, tmp_node, &priv->rx_reorder_tbl_ptr, list) { spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); - mwifiex_11n_delete_rx_reorder_tbl_entry(priv, del_tbl_ptr); + mwifiex_del_rx_reorder_entry(priv, del_tbl_ptr); spin_lock_irqsave(&priv->rx_reorder_tbl_lock, flags); } spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, flags); INIT_LIST_HEAD(&priv->rx_reorder_tbl_ptr); - memset(priv->rx_seq, 0, sizeof(priv->rx_seq)); + mwifiex_reset_11n_rx_seq_num(priv); +} + +/* + * This function updates all rx_reorder_tbl's flags. + */ +void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags) +{ + struct mwifiex_private *priv; + struct mwifiex_rx_reorder_tbl *tbl; + unsigned long lock_flags; + int i; + + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if (list_empty(&priv->rx_reorder_tbl_ptr)) + continue; + + spin_lock_irqsave(&priv->rx_reorder_tbl_lock, lock_flags); + list_for_each_entry(tbl, &priv->rx_reorder_tbl_ptr, list) + tbl->flags = flags; + spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, lock_flags); + } + + return; } diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.h b/drivers/net/wireless/mwifiex/11n_rxreorder.h index 033c8adbdcd..0fc76e4a60f 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.h +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.h @@ -37,13 +37,26 @@ #define ADDBA_RSP_STATUS_ACCEPT 0 +#define MWIFIEX_DEF_11N_RX_SEQ_NUM 0xffff +#define BA_SETUP_MAX_PACKET_THRESHOLD 16 +#define BA_SETUP_PACKET_OFFSET 16 + +enum mwifiex_rxreor_flags { + RXREOR_FORCE_NO_DROP = 1<<0, + RXREOR_INIT_WINDOW_SHIFT = 1<<1, +}; + +static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv) +{ + memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq)); +} + int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *, u16 seqNum, u16 tid, u8 *ta, u8 pkttype, void *payload); -void mwifiex_11n_delete_ba_stream_tbl(struct mwifiex_private *priv, int Tid, - u8 *PeerMACAddr, u8 type, - int initiator); +void mwifiex_del_ba_tbl(struct mwifiex_private *priv, int Tid, + u8 *PeerMACAddr, u8 type, int initiator); void mwifiex_11n_ba_stream_timeout(struct mwifiex_private *priv, struct host_cmd_ds_11n_batimeout *event); int mwifiex_ret_11n_addba_resp(struct mwifiex_private *priv, @@ -62,5 +75,9 @@ struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta); +struct mwifiex_rx_reorder_tbl * +mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta); +void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta); +void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags); #endif /* _MWIFIEX_11N_RXREORDER_H_ */ diff --git a/drivers/net/wireless/mwifiex/Kconfig b/drivers/net/wireless/mwifiex/Kconfig index 8f2797aa0c6..ecdf34505b5 100644 --- a/drivers/net/wireless/mwifiex/Kconfig +++ b/drivers/net/wireless/mwifiex/Kconfig @@ -1,32 +1,42 @@ config MWIFIEX tristate "Marvell WiFi-Ex Driver" depends on CFG80211 - select LIB80211 ---help--- This adds support for wireless adapters based on Marvell - 802.11n chipsets. + 802.11n/ac chipsets. If you choose to build it as a module, it will be called mwifiex. config MWIFIEX_SDIO - tristate "Marvell WiFi-Ex Driver for SD8787" + tristate "Marvell WiFi-Ex Driver for SD8786/SD8787/SD8797/SD8897" depends on MWIFIEX && MMC select FW_LOADER ---help--- This adds support for wireless adapters based on Marvell - 8787 chipset with SDIO interface. + 8786/8787/8797 chipsets with SDIO interface. If you choose to build it as a module, it will be called mwifiex_sdio. config MWIFIEX_PCIE - tristate "Marvell WiFi-Ex Driver for PCIE 8766" + tristate "Marvell WiFi-Ex Driver for PCIE 8766/8897" depends on MWIFIEX && PCI select FW_LOADER ---help--- This adds support for wireless adapters based on Marvell - 8766 chipset with PCIe interface. + 8766/8897 chipsets with PCIe interface. If you choose to build it as a module, it will be called mwifiex_pcie. + +config MWIFIEX_USB + tristate "Marvell WiFi-Ex Driver for USB8797/8897" + depends on MWIFIEX && USB + select FW_LOADER + ---help--- + This adds support for wireless adapters based on Marvell + 8797/8897 chipset with USB interface. + + If you choose to build it as a module, it will be called + mwifiex_usb. diff --git a/drivers/net/wireless/mwifiex/Makefile b/drivers/net/wireless/mwifiex/Makefile index b0257ad1bbe..2aa208ffbe2 100644 --- a/drivers/net/wireless/mwifiex/Makefile +++ b/drivers/net/wireless/mwifiex/Makefile @@ -23,17 +23,25 @@ mwifiex-y += util.o mwifiex-y += txrx.o mwifiex-y += wmm.o mwifiex-y += 11n.o +mwifiex-y += 11ac.o mwifiex-y += 11n_aggr.o mwifiex-y += 11n_rxreorder.o mwifiex-y += scan.o mwifiex-y += join.o mwifiex-y += sta_ioctl.o mwifiex-y += sta_cmd.o +mwifiex-y += uap_cmd.o +mwifiex-y += ie.o mwifiex-y += sta_cmdresp.o mwifiex-y += sta_event.o +mwifiex-y += uap_event.o mwifiex-y += sta_tx.o mwifiex-y += sta_rx.o +mwifiex-y += uap_txrx.o mwifiex-y += cfg80211.o +mwifiex-y += ethtool.o +mwifiex-y += 11h.o +mwifiex-y += tdls.o mwifiex-$(CONFIG_DEBUG_FS) += debugfs.o obj-$(CONFIG_MWIFIEX) += mwifiex.o @@ -42,3 +50,6 @@ obj-$(CONFIG_MWIFIEX_SDIO) += mwifiex_sdio.o mwifiex_pcie-y += pcie.o obj-$(CONFIG_MWIFIEX_PCIE) += mwifiex_pcie.o + +mwifiex_usb-y += usb.o +obj-$(CONFIG_MWIFIEX_USB) += mwifiex_usb.o diff --git a/drivers/net/wireless/mwifiex/README b/drivers/net/wireless/mwifiex/README index b55badef466..3b55ce5690a 100644 --- a/drivers/net/wireless/mwifiex/README +++ b/drivers/net/wireless/mwifiex/README @@ -121,7 +121,6 @@ info wmm_ac_vi = <number of packets sent to device from WMM AcVi queue> wmm_ac_be = <number of packets sent to device from WMM AcBE queue> wmm_ac_bk = <number of packets sent to device from WMM AcBK queue> - max_tx_buf_size = <maximum Tx buffer size> tx_buf_size = <current Tx buffer size> curr_tx_buf_size = <current Tx buffer size> ps_mode = <0/1, CAM mode/PS mode> @@ -132,7 +131,7 @@ info hs_configured = <0/1, host sleep not configured/configured> hs_activated = <0/1, extended host sleep not activated/activated> num_tx_timeout = <number of Tx timeout> - num_cmd_timeout = <number of timeout commands> + is_cmd_timedout = <0/1 command timeout not occurred/occurred> timeout_cmd_id = <command id of the last timeout command> timeout_cmd_act = <command action of the last timeout command> last_cmd_id = <command id of the last several commands sent to device> @@ -201,4 +200,11 @@ getlog cat getlog +fw_dump + This command is used to dump firmware memory into files. + Separate file will be created for each memory segment. + Usage: + + cat fw_dump + =============================================================================== diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 462c71067bf..b511613bba2 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -20,54 +20,80 @@ #include "cfg80211.h" #include "main.h" +static char *reg_alpha2; +module_param(reg_alpha2, charp, 0); + +static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = { + { + .max = 2, .types = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_P2P_CLIENT), + }, + { + .max = 1, .types = BIT(NL80211_IFTYPE_AP), + }, +}; + +static const struct ieee80211_iface_combination mwifiex_iface_comb_ap_sta = { + .limits = mwifiex_ap_sta_limits, + .num_different_channels = 1, + .n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), + .max_interfaces = MWIFIEX_MAX_BSS_NUM, + .beacon_int_infra_match = true, +}; + +static const struct ieee80211_regdomain mwifiex_world_regdom_custom = { + .n_reg_rules = 7, + .alpha2 = "99", + .reg_rules = { + /* Channel 1 - 11 */ + REG_RULE(2412-10, 2462+10, 40, 3, 20, 0), + /* Channel 12 - 13 */ + REG_RULE(2467-10, 2472+10, 20, 3, 20, + NL80211_RRF_NO_IR), + /* Channel 14 */ + REG_RULE(2484-10, 2484+10, 20, 3, 20, + NL80211_RRF_NO_IR | + NL80211_RRF_NO_OFDM), + /* Channel 36 - 48 */ + REG_RULE(5180-10, 5240+10, 40, 3, 20, + NL80211_RRF_NO_IR), + /* Channel 149 - 165 */ + REG_RULE(5745-10, 5825+10, 40, 3, 20, + NL80211_RRF_NO_IR), + /* Channel 52 - 64 */ + REG_RULE(5260-10, 5320+10, 40, 3, 30, + NL80211_RRF_NO_IR | + NL80211_RRF_DFS), + /* Channel 100 - 140 */ + REG_RULE(5500-10, 5700+10, 40, 3, 30, + NL80211_RRF_NO_IR | + NL80211_RRF_DFS), + } +}; + /* * This function maps the nl802.11 channel type into driver channel type. * * The mapping is as follows - - * NL80211_CHAN_NO_HT -> NO_SEC_CHANNEL - * NL80211_CHAN_HT20 -> NO_SEC_CHANNEL - * NL80211_CHAN_HT40PLUS -> SEC_CHANNEL_ABOVE - * NL80211_CHAN_HT40MINUS -> SEC_CHANNEL_BELOW - * Others -> NO_SEC_CHANNEL + * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE + * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE + * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE + * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW + * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE */ -static int -mwifiex_cfg80211_channel_type_to_mwifiex_channels(enum nl80211_channel_type - channel_type) +u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type) { - switch (channel_type) { + switch (chan_type) { case NL80211_CHAN_NO_HT: case NL80211_CHAN_HT20: - return NO_SEC_CHANNEL; + return IEEE80211_HT_PARAM_CHA_SEC_NONE; case NL80211_CHAN_HT40PLUS: - return SEC_CHANNEL_ABOVE; + return IEEE80211_HT_PARAM_CHA_SEC_ABOVE; case NL80211_CHAN_HT40MINUS: - return SEC_CHANNEL_BELOW; + return IEEE80211_HT_PARAM_CHA_SEC_BELOW; default: - return NO_SEC_CHANNEL; - } -} - -/* - * This function maps the driver channel type into nl802.11 channel type. - * - * The mapping is as follows - - * NO_SEC_CHANNEL -> NL80211_CHAN_HT20 - * SEC_CHANNEL_ABOVE -> NL80211_CHAN_HT40PLUS - * SEC_CHANNEL_BELOW -> NL80211_CHAN_HT40MINUS - * Others -> NL80211_CHAN_HT20 - */ -static enum nl80211_channel_type -mwifiex_channels_to_cfg80211_channel_type(int channel_type) -{ - switch (channel_type) { - case NO_SEC_CHANNEL: - return NL80211_CHAN_HT20; - case SEC_CHANNEL_ABOVE: - return NL80211_CHAN_HT40PLUS; - case SEC_CHANNEL_BELOW: - return NL80211_CHAN_HT40MINUS; - default: - return NL80211_CHAN_HT20; + return IEEE80211_HT_PARAM_CHA_SEC_NONE; } } @@ -91,7 +117,7 @@ mwifiex_is_alg_wep(u32 cipher) /* * This function retrieves the private structure from kernel wiphy structure. */ -static void *mwifiex_cfg80211_get_priv(struct wiphy *wiphy) +static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy) { return (void *) (*(unsigned long *) wiphy_priv(wiphy)); } @@ -103,9 +129,11 @@ static int mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, bool pairwise, const u8 *mac_addr) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); + const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + const u8 *peer_mac = pairwise ? mac_addr : bc_mac; - if (mwifiex_set_encode(priv, NULL, 0, key_index, 1)) { + if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) { wiphy_err(wiphy, "deleting the crypto keys\n"); return -EFAULT; } @@ -115,15 +143,205 @@ mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, } /* + * This function forms an skb for management frame. + */ +static int +mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len) +{ + u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; + u16 pkt_len; + u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT; + struct timeval tv; + + pkt_len = len + ETH_ALEN; + + skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN + + MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); + memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len)); + + memcpy(skb_push(skb, sizeof(tx_control)), + &tx_control, sizeof(tx_control)); + + memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type)); + + /* Add packet data and address4 */ + memcpy(skb_put(skb, sizeof(struct ieee80211_hdr_3addr)), buf, + sizeof(struct ieee80211_hdr_3addr)); + memcpy(skb_put(skb, ETH_ALEN), addr, ETH_ALEN); + memcpy(skb_put(skb, len - sizeof(struct ieee80211_hdr_3addr)), + buf + sizeof(struct ieee80211_hdr_3addr), + len - sizeof(struct ieee80211_hdr_3addr)); + + skb->priority = LOW_PRIO_TID; + do_gettimeofday(&tv); + skb->tstamp = timeval_to_ktime(tv); + + return 0; +} + +/* + * CFG802.11 operation handler to transmit a management frame. + */ +static int +mwifiex_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 sk_buff *skb; + u16 pkt_len; + const struct ieee80211_mgmt *mgmt; + struct mwifiex_txinfo *tx_info; + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); + + if (!buf || !len) { + wiphy_err(wiphy, "invalid buffer and length\n"); + return -EFAULT; + } + + mgmt = (const struct ieee80211_mgmt *)buf; + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA && + ieee80211_is_probe_resp(mgmt->frame_control)) { + /* Since we support offload probe resp, we need to skip probe + * resp in AP or GO mode */ + wiphy_dbg(wiphy, + "info: skip to send probe resp in AP or GO mode\n"); + return 0; + } + + pkt_len = len + ETH_ALEN; + skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN + + MWIFIEX_MGMT_FRAME_HEADER_SIZE + + pkt_len + sizeof(pkt_len)); + + if (!skb) { + wiphy_err(wiphy, "allocate skb failed for management frame\n"); + return -ENOMEM; + } + + tx_info = MWIFIEX_SKB_TXCB(skb); + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + tx_info->pkt_len = pkt_len; + + mwifiex_form_mgmt_frame(skb, buf, len); + mwifiex_queue_tx_pkt(priv, skb); + + *cookie = prandom_u32() | 1; + cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, GFP_ATOMIC); + + wiphy_dbg(wiphy, "info: management frame transmitted\n"); + return 0; +} + +/* + * CFG802.11 operation handler to register a mgmt frame. + */ +static void +mwifiex_cfg80211_mgmt_frame_register(struct wiphy *wiphy, + struct wireless_dev *wdev, + u16 frame_type, bool reg) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); + u32 mask; + + if (reg) + mask = priv->mgmt_frame_mask | BIT(frame_type >> 4); + else + mask = priv->mgmt_frame_mask & ~BIT(frame_type >> 4); + + if (mask != priv->mgmt_frame_mask) { + priv->mgmt_frame_mask = mask; + mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, + HostCmd_ACT_GEN_SET, 0, + &priv->mgmt_frame_mask, false); + wiphy_dbg(wiphy, "info: mgmt frame registered\n"); + } +} + +/* + * CFG802.11 operation handler to remain on channel. + */ +static int +mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct ieee80211_channel *chan, + unsigned int duration, u64 *cookie) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); + int ret; + + if (!chan || !cookie) { + wiphy_err(wiphy, "Invalid parameter for ROC\n"); + return -EINVAL; + } + + if (priv->roc_cfg.cookie) { + wiphy_dbg(wiphy, "info: ongoing ROC, cookie = 0x%llu\n", + priv->roc_cfg.cookie); + return -EBUSY; + } + + ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan, + duration); + + if (!ret) { + *cookie = prandom_u32() | 1; + priv->roc_cfg.cookie = *cookie; + priv->roc_cfg.chan = *chan; + + cfg80211_ready_on_channel(wdev, *cookie, chan, + duration, GFP_ATOMIC); + + wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie); + } + + return ret; +} + +/* + * CFG802.11 operation handler to cancel remain on channel. + */ +static int +mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, u64 cookie) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); + int ret; + + if (cookie != priv->roc_cfg.cookie) + return -ENOENT; + + ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE, + &priv->roc_cfg.chan, 0); + + if (!ret) { + cfg80211_remain_on_channel_expired(wdev, cookie, + &priv->roc_cfg.chan, + GFP_ATOMIC); + + memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg)); + + wiphy_dbg(wiphy, "info: cancel ROC, cookie = 0x%llx\n", cookie); + } + + return ret; +} + +/* * CFG802.11 operation handler to set Tx power. */ static int mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, + struct wireless_dev *wdev, enum nl80211_tx_power_setting type, - int dbm) + int mbm) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv; struct mwifiex_power_cfg power_cfg; + int dbm = MBM_TO_DBM(mbm); if (type == NL80211_TX_POWER_FIXED) { power_cfg.is_power_auto = 0; @@ -132,6 +350,8 @@ mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, power_cfg.is_power_auto = 1; } + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + return mwifiex_set_tx_power(priv, &power_cfg); } @@ -145,13 +365,12 @@ mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, bool enabled, int timeout) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); u32 ps_mode; if (timeout) wiphy_dbg(wiphy, - "info: ignoring the timeout value" - " for IEEE power save\n"); + "info: ignore timeout value for IEEE Power Save\n"); ps_mode = enabled; @@ -166,13 +385,16 @@ mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, bool unicast, bool multicast) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); /* Return if WEP key not configured */ - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED) + if (!priv->sec_info.wep_enabled) return 0; - if (mwifiex_set_encode(priv, NULL, 0, key_index, 0)) { + if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { + priv->wep_key_curr_index = key_index; + } else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, + NULL, 0)) { wiphy_err(wiphy, "set default Tx key index\n"); return -EFAULT; } @@ -188,10 +410,28 @@ mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, bool pairwise, const u8 *mac_addr, struct key_params *params) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); + struct mwifiex_wep_key *wep_key; + const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + const u8 *peer_mac = pairwise ? mac_addr : bc_mac; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && + (params->cipher == WLAN_CIPHER_SUITE_WEP40 || + params->cipher == WLAN_CIPHER_SUITE_WEP104)) { + if (params->key && params->key_len) { + wep_key = &priv->wep_key[key_index]; + memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); + memcpy(wep_key->key_material, params->key, + params->key_len); + wep_key->key_index = key_index; + wep_key->key_length = params->key_len; + priv->sec_info.wep_enabled = 1; + } + return 0; + } - if (mwifiex_set_encode(priv, params->key, params->key_len, - key_index, 0)) { + if (mwifiex_set_encode(priv, params, params->key, params->key_len, + key_index, peer_mac, 0)) { wiphy_err(wiphy, "crypto keys added\n"); return -EFAULT; } @@ -216,13 +456,13 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) enum ieee80211_band band; struct ieee80211_supported_band *sband; struct ieee80211_channel *ch; - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv; struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; /* Set country code */ - domain_info->country_code[0] = priv->country_code[0]; - domain_info->country_code[1] = priv->country_code[1]; + domain_info->country_code[0] = adapter->country_code[0]; + domain_info->country_code[1] = adapter->country_code[1]; domain_info->country_code[2] = ' '; band = mwifiex_band_to_radio_type(adapter->config_bands); @@ -248,7 +488,7 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) } if (ch->hw_value == next_chan + 1 && - ch->max_power == max_pwr) { + ch->max_power == max_pwr) { next_chan++; no_of_parsed_chan++; } else { @@ -274,8 +514,10 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) domain_info->no_of_triplet = no_of_triplet; - if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, - HostCmd_ACT_GEN_SET, 0, NULL)) { + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + + if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, + HostCmd_ACT_GEN_SET, 0, NULL, false)) { wiphy_err(wiphy, "11D: setting domain info in FW\n"); return -1; } @@ -293,171 +535,230 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) * - Set by user * - Set bt Country IE */ -static int mwifiex_reg_notifier(struct wiphy *wiphy, - struct regulatory_request *request) +static void mwifiex_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - - wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for domain" - " %c%c\n", request->alpha2[0], request->alpha2[1]); + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv = mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY); - memcpy(priv->country_code, request->alpha2, sizeof(request->alpha2)); + wiphy_dbg(wiphy, "info: cfg80211 regulatory domain callback for %c%c\n", + request->alpha2[0], request->alpha2[1]); switch (request->initiator) { case NL80211_REGDOM_SET_BY_DRIVER: case NL80211_REGDOM_SET_BY_CORE: case NL80211_REGDOM_SET_BY_USER: - break; - /* Todo: apply driver specific changes in channel flags based - on the request initiator if necessary. */ case NL80211_REGDOM_SET_BY_COUNTRY_IE: break; + default: + wiphy_err(wiphy, "unknown regdom initiator: %d\n", + request->initiator); + return; } - mwifiex_send_domain_info_cmd_fw(wiphy); - return 0; + /* Don't send world or same regdom info to firmware */ + if (strncmp(request->alpha2, "00", 2) && + strncmp(request->alpha2, adapter->country_code, + sizeof(request->alpha2))) { + memcpy(adapter->country_code, request->alpha2, + sizeof(request->alpha2)); + mwifiex_send_domain_info_cmd_fw(wiphy); + mwifiex_dnld_txpwr_table(priv); + } } /* - * This function sets the RF channel. + * This function sets the fragmentation threshold. * - * This function creates multiple IOCTL requests, populates them accordingly - * and issues them to set the band/channel and frequency. + * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE + * and MWIFIEX_FRAG_MAX_VALUE. */ static int -mwifiex_set_rf_channel(struct mwifiex_private *priv, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) +mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) { - struct mwifiex_chan_freq_power cfp; - struct mwifiex_ds_band_cfg band_cfg; - u32 config_bands = 0; - struct wiphy *wiphy = priv->wdev->wiphy; - - if (chan) { - memset(&band_cfg, 0, sizeof(band_cfg)); - /* Set appropriate bands */ - if (chan->band == IEEE80211_BAND_2GHZ) - config_bands = BAND_B | BAND_G | BAND_GN; - else - config_bands = BAND_AN | BAND_A; - if (priv->bss_mode == NL80211_IFTYPE_STATION - || priv->bss_mode == NL80211_IFTYPE_UNSPECIFIED) { - band_cfg.config_bands = config_bands; - } else if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { - band_cfg.config_bands = config_bands; - band_cfg.adhoc_start_band = config_bands; - } - - band_cfg.sec_chan_offset = - mwifiex_cfg80211_channel_type_to_mwifiex_channels - (channel_type); - - if (mwifiex_set_radio_band_cfg(priv, &band_cfg)) - return -EFAULT; + if (frag_thr < MWIFIEX_FRAG_MIN_VALUE || + frag_thr > MWIFIEX_FRAG_MAX_VALUE) + frag_thr = MWIFIEX_FRAG_MAX_VALUE; - mwifiex_send_domain_info_cmd_fw(wiphy); - } - - wiphy_dbg(wiphy, "info: setting band %d, channel offset %d and " - "mode %d\n", config_bands, band_cfg.sec_chan_offset, - priv->bss_mode); - if (!chan) - return 0; + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_SET, FRAG_THRESH_I, + &frag_thr, true); +} - memset(&cfp, 0, sizeof(cfp)); - cfp.freq = chan->center_freq; - cfp.channel = ieee80211_frequency_to_channel(chan->center_freq); +/* + * This function sets the RTS threshold. - if (mwifiex_bss_set_channel(priv, &cfp)) - return -EFAULT; + * The rts value must lie between MWIFIEX_RTS_MIN_VALUE + * and MWIFIEX_RTS_MAX_VALUE. + */ +static int +mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) +{ + if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) + rts_thr = MWIFIEX_RTS_MAX_VALUE; - return mwifiex_drv_change_adhoc_chan(priv, cfp.channel); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_SET, RTS_THRESH_I, + &rts_thr, true); } /* - * CFG802.11 operation handler to set channel. + * CFG802.11 operation handler to set wiphy parameters. * - * This function can only be used when station is not connected. + * This function can be used to set the RTS threshold and the + * Fragmentation threshold of the driver. */ static int -mwifiex_cfg80211_set_channel(struct wiphy *wiphy, struct net_device *dev, - struct ieee80211_channel *chan, - enum nl80211_channel_type channel_type) +mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv; + struct mwifiex_uap_bss_param *bss_cfg; + int ret, bss_started, i; + + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + + switch (priv->bss_role) { + case MWIFIEX_BSS_ROLE_UAP: + bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), + GFP_KERNEL); + if (!bss_cfg) + return -ENOMEM; + + mwifiex_set_sys_config_invalid_data(bss_cfg); + + if (changed & WIPHY_PARAM_RTS_THRESHOLD) + bss_cfg->rts_threshold = wiphy->rts_threshold; + if (changed & WIPHY_PARAM_FRAG_THRESHOLD) + bss_cfg->frag_threshold = wiphy->frag_threshold; + if (changed & WIPHY_PARAM_RETRY_LONG) + bss_cfg->retry_limit = wiphy->retry_long; + + bss_started = priv->bss_started; + + ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, + HostCmd_ACT_GEN_SET, 0, + NULL, true); + if (ret) { + wiphy_err(wiphy, "Failed to stop the BSS\n"); + kfree(bss_cfg); + return ret; + } - if (priv->media_connected) { - wiphy_err(wiphy, "This setting is valid only when station " - "is not connected\n"); - return -EINVAL; + ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, + HostCmd_ACT_GEN_SET, + UAP_BSS_PARAMS_I, bss_cfg, + false); + + kfree(bss_cfg); + + if (ret) { + wiphy_err(wiphy, "Failed to set bss config\n"); + return ret; + } + + if (!bss_started) + break; + + ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START, + HostCmd_ACT_GEN_SET, 0, + NULL, false); + if (ret) { + wiphy_err(wiphy, "Failed to start BSS\n"); + return ret; + } + + break; + case MWIFIEX_BSS_ROLE_STA: + if (changed & WIPHY_PARAM_RTS_THRESHOLD) { + ret = mwifiex_set_rts(priv, + wiphy->rts_threshold); + if (ret) + return ret; + } + if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { + ret = mwifiex_set_frag(priv, + wiphy->frag_threshold); + if (ret) + return ret; + } + break; + } } - return mwifiex_set_rf_channel(priv, chan, channel_type); + return 0; } -/* - * This function sets the fragmentation threshold. - * - * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE - * and MWIFIEX_FRAG_MAX_VALUE. - */ static int -mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr) +mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv) { - int ret; + u16 mode = P2P_MODE_DISABLE; - if (frag_thr < MWIFIEX_FRAG_MIN_VALUE - || frag_thr > MWIFIEX_FRAG_MAX_VALUE) - return -EINVAL; + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) + mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_STA); - /* Send request to firmware */ - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, - HostCmd_ACT_GEN_SET, FRAG_THRESH_I, - &frag_thr); + if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, + HostCmd_ACT_GEN_SET, 0, &mode, true)) + return -1; - return ret; + return 0; } /* - * This function sets the RTS threshold. - - * The rts value must lie between MWIFIEX_RTS_MIN_VALUE - * and MWIFIEX_RTS_MAX_VALUE. + * This function initializes the functionalities for P2P client. + * The P2P client initialization sequence is: + * disable -> device -> client */ static int -mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr) +mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv) { - if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) - rts_thr = MWIFIEX_RTS_MAX_VALUE; + u16 mode; + + if (mwifiex_cfg80211_deinit_p2p(priv)) + return -1; + + mode = P2P_MODE_DEVICE; + if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, + HostCmd_ACT_GEN_SET, 0, &mode, true)) + return -1; + + mode = P2P_MODE_CLIENT; + if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, + HostCmd_ACT_GEN_SET, 0, &mode, true)) + return -1; - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB, - HostCmd_ACT_GEN_SET, RTS_THRESH_I, - &rts_thr); + return 0; } /* - * CFG802.11 operation handler to set wiphy parameters. - * - * This function can be used to set the RTS threshold and the - * Fragmentation threshold of the driver. + * This function initializes the functionalities for P2P GO. + * The P2P GO initialization sequence is: + * disable -> device -> GO */ static int -mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) +mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - int ret = 0; + u16 mode; - if (changed & WIPHY_PARAM_RTS_THRESHOLD) { - ret = mwifiex_set_rts(priv, wiphy->rts_threshold); - if (ret) - return ret; - } + if (mwifiex_cfg80211_deinit_p2p(priv)) + return -1; + + mode = P2P_MODE_DEVICE; + if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, + HostCmd_ACT_GEN_SET, 0, &mode, true)) + return -1; + + mode = P2P_MODE_GO; + if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, + HostCmd_ACT_GEN_SET, 0, &mode, true)) + return -1; - if (changed & WIPHY_PARAM_FRAG_THRESHOLD) - ret = mwifiex_set_frag(priv, wiphy->frag_threshold); + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) + mwifiex_set_bss_role(priv, MWIFIEX_BSS_ROLE_UAP); - return ret; + return 0; } /* @@ -472,41 +773,151 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, int ret; struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - if (priv->bss_mode == type) { - wiphy_warn(wiphy, "already set to required type\n"); - return 0; - } - - priv->bss_mode = type; - - switch (type) { + switch (dev->ieee80211_ptr->iftype) { case NL80211_IFTYPE_ADHOC: - dev->ieee80211_ptr->iftype = NL80211_IFTYPE_ADHOC; - wiphy_dbg(wiphy, "info: setting interface type to adhoc\n"); + switch (type) { + case NL80211_IFTYPE_STATION: + break; + case NL80211_IFTYPE_UNSPECIFIED: + wiphy_warn(wiphy, "%s: kept type as IBSS\n", dev->name); + case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */ + return 0; + case NL80211_IFTYPE_AP: + default: + wiphy_err(wiphy, "%s: changing to %d not supported\n", + dev->name, type); + return -EOPNOTSUPP; + } break; case NL80211_IFTYPE_STATION: - dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION; - wiphy_dbg(wiphy, "info: setting interface type to managed\n"); + switch (type) { + case NL80211_IFTYPE_ADHOC: + break; + case NL80211_IFTYPE_P2P_CLIENT: + if (mwifiex_cfg80211_init_p2p_client(priv)) + return -EFAULT; + dev->ieee80211_ptr->iftype = type; + return 0; + case NL80211_IFTYPE_P2P_GO: + if (mwifiex_cfg80211_init_p2p_go(priv)) + return -EFAULT; + dev->ieee80211_ptr->iftype = type; + return 0; + case NL80211_IFTYPE_UNSPECIFIED: + wiphy_warn(wiphy, "%s: kept type as STA\n", dev->name); + case NL80211_IFTYPE_STATION: /* This shouldn't happen */ + return 0; + case NL80211_IFTYPE_AP: + default: + wiphy_err(wiphy, "%s: changing to %d not supported\n", + dev->name, type); + return -EOPNOTSUPP; + } + break; + case NL80211_IFTYPE_AP: + switch (type) { + case NL80211_IFTYPE_UNSPECIFIED: + wiphy_warn(wiphy, "%s: kept type as AP\n", dev->name); + case NL80211_IFTYPE_AP: /* This shouldn't happen */ + return 0; + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_STATION: + default: + wiphy_err(wiphy, "%s: changing to %d not supported\n", + dev->name, type); + return -EOPNOTSUPP; + } + break; + case NL80211_IFTYPE_P2P_CLIENT: + case NL80211_IFTYPE_P2P_GO: + switch (type) { + case NL80211_IFTYPE_STATION: + if (mwifiex_cfg80211_deinit_p2p(priv)) + return -EFAULT; + dev->ieee80211_ptr->iftype = type; + return 0; + default: + return -EOPNOTSUPP; + } break; - case NL80211_IFTYPE_UNSPECIFIED: - dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION; - wiphy_dbg(wiphy, "info: setting interface type to auto\n"); - return 0; default: - wiphy_err(wiphy, "unknown interface type: %d\n", type); - return -EINVAL; + wiphy_err(wiphy, "%s: unknown iftype: %d\n", + dev->name, dev->ieee80211_ptr->iftype); + return -EOPNOTSUPP; } + dev->ieee80211_ptr->iftype = type; + priv->bss_mode = type; mwifiex_deauthenticate(priv, NULL); priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, + HostCmd_ACT_GEN_SET, 0, NULL, true); return ret; } +static void +mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo, + struct rate_info *rate) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + if (adapter->is_hw_11ac_capable) { + /* bit[1-0]: 00=LG 01=HT 10=VHT */ + if (tx_htinfo & BIT(0)) { + /* HT */ + rate->mcs = priv->tx_rate; + rate->flags |= RATE_INFO_FLAGS_MCS; + } + if (tx_htinfo & BIT(1)) { + /* VHT */ + rate->mcs = priv->tx_rate & 0x0F; + rate->flags |= RATE_INFO_FLAGS_VHT_MCS; + } + + if (tx_htinfo & (BIT(1) | BIT(0))) { + /* HT or VHT */ + switch (tx_htinfo & (BIT(3) | BIT(2))) { + case 0: + /* This will be 20MHz */ + break; + case (BIT(2)): + rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; + break; + case (BIT(3)): + rate->flags |= RATE_INFO_FLAGS_80_MHZ_WIDTH; + break; + case (BIT(3) | BIT(2)): + rate->flags |= RATE_INFO_FLAGS_160_MHZ_WIDTH; + break; + } + + if (tx_htinfo & BIT(4)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + + if ((priv->tx_rate >> 4) == 1) + rate->nss = 2; + else + rate->nss = 1; + } + } else { + /* + * Bit 0 in tx_htinfo indicates that current Tx rate + * is 11n rate. Valid MCS index values for us are 0 to 15. + */ + if ((tx_htinfo & BIT(0)) && (priv->tx_rate < 16)) { + rate->mcs = priv->tx_rate; + rate->flags |= RATE_INFO_FLAGS_MCS; + if (tx_htinfo & BIT(1)) + rate->flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; + if (tx_htinfo & BIT(2)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + } + } +} + /* * This function dumps the station information on a buffer. * @@ -522,51 +933,58 @@ static int mwifiex_dump_station_info(struct mwifiex_private *priv, struct station_info *sinfo) { - struct mwifiex_ds_get_signal signal; - struct mwifiex_rate_cfg rate; - int ret = 0; + u32 rate; sinfo->filled = STATION_INFO_RX_BYTES | STATION_INFO_TX_BYTES | - STATION_INFO_RX_PACKETS | - STATION_INFO_TX_PACKETS - | STATION_INFO_SIGNAL | STATION_INFO_TX_BITRATE; + STATION_INFO_RX_PACKETS | STATION_INFO_TX_PACKETS | + STATION_INFO_TX_BITRATE | + STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG; /* Get signal information from the firmware */ - memset(&signal, 0, sizeof(struct mwifiex_ds_get_signal)); - if (mwifiex_get_signal_info(priv, &signal)) { - dev_err(priv->adapter->dev, "getting signal information\n"); - ret = -EFAULT; + if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, + HostCmd_ACT_GEN_GET, 0, NULL, true)) { + dev_err(priv->adapter->dev, "failed to get signal information\n"); + return -EFAULT; } if (mwifiex_drv_get_data_rate(priv, &rate)) { dev_err(priv->adapter->dev, "getting data rate\n"); - ret = -EFAULT; + return -EFAULT; } - /* - * Bit 0 in tx_htinfo indicates that current Tx rate is 11n rate. Valid - * MCS index values for us are 0 to 7. - */ - if ((priv->tx_htinfo & BIT(0)) && (priv->tx_rate < 8)) { - sinfo->txrate.mcs = priv->tx_rate; - sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; - /* 40MHz rate */ - if (priv->tx_htinfo & BIT(1)) - sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; - /* SGI enabled */ - if (priv->tx_htinfo & BIT(2)) - sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; - } + /* Get DTIM period information from firmware */ + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, + &priv->dtim_period, true); + + mwifiex_parse_htinfo(priv, priv->tx_htinfo, &sinfo->txrate); + sinfo->signal_avg = priv->bcn_rssi_avg; sinfo->rx_bytes = priv->stats.rx_bytes; sinfo->tx_bytes = priv->stats.tx_bytes; sinfo->rx_packets = priv->stats.rx_packets; sinfo->tx_packets = priv->stats.tx_packets; - sinfo->signal = priv->qual_level; + sinfo->signal = priv->bcn_rssi_avg; /* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ - sinfo->txrate.legacy = rate.rate * 5; + sinfo->txrate.legacy = rate * 5; + + if (priv->bss_mode == NL80211_IFTYPE_STATION) { + sinfo->filled |= STATION_INFO_BSS_PARAM; + sinfo->bss_param.flags = 0; + if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & + WLAN_CAPABILITY_SHORT_PREAMBLE) + sinfo->bss_param.flags |= + BSS_PARAM_FLAGS_SHORT_PREAMBLE; + if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & + WLAN_CAPABILITY_SHORT_SLOT_TIME) + sinfo->bss_param.flags |= + BSS_PARAM_FLAGS_SHORT_SLOT_TIME; + sinfo->bss_param.dtim_period = priv->dtim_period; + sinfo->bss_param.beacon_interval = + priv->curr_bss_params.bss_descriptor.beacon_period; + } - return ret; + return 0; } /* @@ -577,7 +995,7 @@ mwifiex_dump_station_info(struct mwifiex_private *priv, */ static int mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, - u8 *mac, struct station_info *sinfo) + const u8 *mac, struct station_info *sinfo) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); @@ -589,14 +1007,29 @@ mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, return mwifiex_dump_station_info(priv, sinfo); } -/* Supported rates to be advertised to the cfg80211 */ +/* + * CFG802.11 operation handler to dump station information. + */ +static int +mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, + int idx, u8 *mac, struct station_info *sinfo) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (!priv->media_connected || idx) + return -ENOENT; + + memcpy(mac, priv->cfg_bssid, ETH_ALEN); + return mwifiex_dump_station_info(priv, sinfo); +} + +/* Supported rates to be advertised to the cfg80211 */ static struct ieee80211_rate mwifiex_rates[] = { {.bitrate = 10, .hw_value = 2, }, {.bitrate = 20, .hw_value = 4, }, {.bitrate = 55, .hw_value = 11, }, {.bitrate = 110, .hw_value = 22, }, - {.bitrate = 220, .hw_value = 44, }, {.bitrate = 60, .hw_value = 12, }, {.bitrate = 90, .hw_value = 18, }, {.bitrate = 120, .hw_value = 24, }, @@ -605,11 +1038,9 @@ static struct ieee80211_rate mwifiex_rates[] = { {.bitrate = 360, .hw_value = 72, }, {.bitrate = 480, .hw_value = 96, }, {.bitrate = 540, .hw_value = 108, }, - {.bitrate = 720, .hw_value = 144, }, }; /* Channel definitions to be advertised to cfg80211 */ - static struct ieee80211_channel mwifiex_channels_2ghz[] = { {.center_freq = 2412, .hw_value = 1, }, {.center_freq = 2417, .hw_value = 2, }, @@ -631,7 +1062,7 @@ static struct ieee80211_supported_band mwifiex_band_2ghz = { .channels = mwifiex_channels_2ghz, .n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), .bitrates = mwifiex_rates, - .n_bitrates = 14, + .n_bitrates = ARRAY_SIZE(mwifiex_rates), }; static struct ieee80211_channel mwifiex_channels_5ghz[] = { @@ -671,69 +1102,429 @@ static struct ieee80211_channel mwifiex_channels_5ghz[] = { static struct ieee80211_supported_band mwifiex_band_5ghz = { .channels = mwifiex_channels_5ghz, .n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), - .bitrates = mwifiex_rates - 4, - .n_bitrates = ARRAY_SIZE(mwifiex_rates) + 4, + .bitrates = mwifiex_rates + 4, + .n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4, }; /* Supported crypto cipher suits to be advertised to cfg80211 */ - static const u32 mwifiex_cipher_suites[] = { WLAN_CIPHER_SUITE_WEP40, WLAN_CIPHER_SUITE_WEP104, WLAN_CIPHER_SUITE_TKIP, WLAN_CIPHER_SUITE_CCMP, + WLAN_CIPHER_SUITE_AES_CMAC, +}; + +/* Supported mgmt frame types to be advertised to cfg80211 */ +static const struct ieee80211_txrx_stypes +mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { + [NL80211_IFTYPE_STATION] = { + .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_RESP >> 4), + .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4), + }, + [NL80211_IFTYPE_AP] = { + .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_RESP >> 4), + .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4), + }, + [NL80211_IFTYPE_P2P_CLIENT] = { + .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_RESP >> 4), + .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4), + }, + [NL80211_IFTYPE_P2P_GO] = { + .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_RESP >> 4), + .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4), + }, }; /* * CFG802.11 operation handler for setting bit rates. * - * Function selects legacy bang B/G/BG from corresponding bitrates selection. - * Currently only 2.4GHz band is supported. + * Function configures data rates to firmware using bitrate mask + * provided by cfg80211. */ static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *dev, const u8 *peer, const struct cfg80211_bitrate_mask *mask) { - struct mwifiex_ds_band_cfg band_cfg; struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - int index = 0, mode = 0, i; + u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; + enum ieee80211_band band; + struct mwifiex_adapter *adapter = priv->adapter; - /* Currently only 2.4GHz is supported */ - for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { - /* - * Rates below 6 Mbps in the table are CCK rates; 802.11b - * and from 6 they are OFDM; 802.11G + if (!priv->media_connected) { + dev_err(adapter->dev, + "Can not set Tx data rate in disconnected state\n"); + return -EINVAL; + } + + band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); + + memset(bitmap_rates, 0, sizeof(bitmap_rates)); + + /* Fill HR/DSSS rates. */ + if (band == IEEE80211_BAND_2GHZ) + bitmap_rates[0] = mask->control[band].legacy & 0x000f; + + /* Fill OFDM rates */ + if (band == IEEE80211_BAND_2GHZ) + bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4; + else + bitmap_rates[1] = mask->control[band].legacy; + + /* Fill HT MCS rates */ + bitmap_rates[2] = mask->control[band].ht_mcs[0]; + if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) + bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8; + + /* Fill VHT MCS rates */ + if (adapter->fw_api_ver == MWIFIEX_FW_V15) { + bitmap_rates[10] = mask->control[band].vht_mcs[0]; + if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) + bitmap_rates[11] = mask->control[band].vht_mcs[1]; + } + + return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG, + HostCmd_ACT_GEN_SET, 0, bitmap_rates, true); +} + +/* + * CFG802.11 operation handler for connection quality monitoring. + * + * This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI + * events to FW. + */ +static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, + struct net_device *dev, + s32 rssi_thold, u32 rssi_hyst) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + struct mwifiex_ds_misc_subsc_evt subsc_evt; + + priv->cqm_rssi_thold = rssi_thold; + priv->cqm_rssi_hyst = rssi_hyst; + + memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); + subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; + + /* Subscribe/unsubscribe low and high rssi events */ + if (rssi_thold && rssi_hyst) { + subsc_evt.action = HostCmd_ACT_BITWISE_SET; + subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold); + subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold); + subsc_evt.bcn_l_rssi_cfg.evt_freq = 1; + subsc_evt.bcn_h_rssi_cfg.evt_freq = 1; + return mwifiex_send_cmd(priv, + HostCmd_CMD_802_11_SUBSCRIBE_EVENT, + 0, 0, &subsc_evt, true); + } else { + subsc_evt.action = HostCmd_ACT_BITWISE_CLR; + return mwifiex_send_cmd(priv, + HostCmd_CMD_802_11_SUBSCRIBE_EVENT, + 0, 0, &subsc_evt, true); + } + + return 0; +} + +/* cfg80211 operation handler for change_beacon. + * Function retrieves and sets modified management IEs to FW. + */ +static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_beacon_data *data) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) { + wiphy_err(wiphy, "%s: bss_type mismatched\n", __func__); + return -EINVAL; + } + + if (!priv->bss_started) { + wiphy_err(wiphy, "%s: bss not started\n", __func__); + return -EINVAL; + } + + if (mwifiex_set_mgmt_ies(priv, data)) { + wiphy_err(wiphy, "%s: setting mgmt ies failed\n", __func__); + return -EFAULT; + } + + return 0; +} + +/* cfg80211 operation handler for del_station. + * Function deauthenticates station which value is provided in mac parameter. + * If mac is NULL/broadcast, all stations in associated station list are + * deauthenticated. If bss is not started or there are no stations in + * associated stations list, no action is taken. + */ +static int +mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + struct mwifiex_sta_node *sta_node; + unsigned long flags; + + if (list_empty(&priv->sta_list) || !priv->bss_started) + return 0; + + if (!mac || is_broadcast_ether_addr(mac)) { + wiphy_dbg(wiphy, "%s: NULL/broadcast mac address\n", __func__); + list_for_each_entry(sta_node, &priv->sta_list, list) { + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, + HostCmd_ACT_GEN_SET, 0, + sta_node->mac_addr, true)) + return -1; + mwifiex_uap_del_sta_data(priv, sta_node); + } + } else { + wiphy_dbg(wiphy, "%s: mac address %pM\n", __func__, mac); + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + sta_node = mwifiex_get_sta_entry(priv, mac); + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); + if (sta_node) { + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, + HostCmd_ACT_GEN_SET, 0, + sta_node->mac_addr, true)) + return -1; + mwifiex_uap_del_sta_data(priv, sta_node); + } + } + + return 0; +} + +static int +mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) +{ + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv = mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY); + struct mwifiex_ds_ant_cfg ant_cfg; + + if (!tx_ant || !rx_ant) + return -EOPNOTSUPP; + + if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) { + /* Not a MIMO chip. User should provide specific antenna number + * for Tx/Rx path or enable all antennas for diversity */ - if (mwifiex_rates[i].bitrate == 60) { - index = 1 << i; - break; + if (tx_ant != rx_ant) + return -EOPNOTSUPP; + + if ((tx_ant & (tx_ant - 1)) && + (tx_ant != BIT(adapter->number_of_antenna) - 1)) + return -EOPNOTSUPP; + + if ((tx_ant == BIT(adapter->number_of_antenna) - 1) && + (priv->adapter->number_of_antenna > 1)) { + tx_ant = RF_ANTENNA_AUTO; + rx_ant = RF_ANTENNA_AUTO; + } + } else { + struct ieee80211_sta_ht_cap *ht_info; + int rx_mcs_supp; + enum ieee80211_band band; + + if ((tx_ant == 0x1 && rx_ant == 0x1)) { + adapter->user_dev_mcs_support = HT_STREAM_1X1; + if (adapter->is_hw_11ac_capable) + adapter->usr_dot_11ac_mcs_support = + MWIFIEX_11AC_MCS_MAP_1X1; + } else { + adapter->user_dev_mcs_support = HT_STREAM_2X2; + if (adapter->is_hw_11ac_capable) + adapter->usr_dot_11ac_mcs_support = + MWIFIEX_11AC_MCS_MAP_2X2; + } + + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + if (!adapter->wiphy->bands[band]) + continue; + + ht_info = &adapter->wiphy->bands[band]->ht_cap; + rx_mcs_supp = + GET_RXMCSSUPP(adapter->user_dev_mcs_support); + memset(&ht_info->mcs, 0, adapter->number_of_antenna); + memset(&ht_info->mcs, 0xff, rx_mcs_supp); } } - if (mask->control[IEEE80211_BAND_2GHZ].legacy < index) { - mode = BAND_B; + ant_cfg.tx_ant = tx_ant; + ant_cfg.rx_ant = rx_ant; + + return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA, + HostCmd_ACT_GEN_SET, 0, &ant_cfg, true); +} + +/* cfg80211 operation handler for stop ap. + * Function stops BSS running at uAP interface. + */ +static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (mwifiex_del_mgmt_ies(priv)) + wiphy_err(wiphy, "Failed to delete mgmt IEs!\n"); + + priv->ap_11n_enabled = 0; + + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, + HostCmd_ACT_GEN_SET, 0, NULL, true)) { + wiphy_err(wiphy, "Failed to stop the BSS\n"); + return -1; + } + + return 0; +} + +/* cfg80211 operation handler for start_ap. + * Function sets beacon period, DTIM period, SSID and security into + * AP config structure. + * AP is configured with these settings and BSS is started. + */ +static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_ap_settings *params) +{ + struct mwifiex_uap_bss_param *bss_cfg; + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + u8 config_bands = 0; + + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) + return -1; + if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon)) + return -1; + + bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL); + if (!bss_cfg) + return -ENOMEM; + + mwifiex_set_sys_config_invalid_data(bss_cfg); + + if (params->beacon_interval) + bss_cfg->beacon_period = params->beacon_interval; + if (params->dtim_period) + bss_cfg->dtim_period = params->dtim_period; + + if (params->ssid && params->ssid_len) { + memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len); + bss_cfg->ssid.ssid_len = params->ssid_len; + } + + switch (params->hidden_ssid) { + case NL80211_HIDDEN_SSID_NOT_IN_USE: + bss_cfg->bcast_ssid_ctl = 1; + break; + case NL80211_HIDDEN_SSID_ZERO_LEN: + bss_cfg->bcast_ssid_ctl = 0; + break; + case NL80211_HIDDEN_SSID_ZERO_CONTENTS: + /* firmware doesn't support this type of hidden SSID */ + default: + kfree(bss_cfg); + return -EINVAL; + } + + bss_cfg->channel = ieee80211_frequency_to_channel( + params->chandef.chan->center_freq); + + /* Set appropriate bands */ + if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { + bss_cfg->band_cfg = BAND_CONFIG_BG; + config_bands = BAND_B | BAND_G; + + if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) + config_bands |= BAND_GN; } else { - mode = BAND_G; - if (mask->control[IEEE80211_BAND_2GHZ].legacy % index) - mode |= BAND_B; + bss_cfg->band_cfg = BAND_CONFIG_A; + config_bands = BAND_A; + + if (params->chandef.width > NL80211_CHAN_WIDTH_20_NOHT) + config_bands |= BAND_AN; + + if (params->chandef.width > NL80211_CHAN_WIDTH_40) + config_bands |= BAND_AAC; } - memset(&band_cfg, 0, sizeof(band_cfg)); - band_cfg.config_bands = mode; + if (!((config_bands | priv->adapter->fw_bands) & + ~priv->adapter->fw_bands)) + priv->adapter->config_bands = config_bands; - if (priv->bss_mode == NL80211_IFTYPE_ADHOC) - band_cfg.adhoc_start_band = mode; + mwifiex_set_uap_rates(bss_cfg, params); + mwifiex_send_domain_info_cmd_fw(wiphy); - band_cfg.sec_chan_offset = NO_SEC_CHANNEL; + if (mwifiex_set_secure_params(priv, bss_cfg, params)) { + kfree(bss_cfg); + wiphy_err(wiphy, "Failed to parse secuirty parameters!\n"); + return -1; + } - if (mwifiex_set_radio_band_cfg(priv, &band_cfg)) - return -EFAULT; + mwifiex_set_ht_params(priv, bss_cfg, params); - wiphy_debug(wiphy, "info: device configured in 802.11%s%s mode\n", - (mode & BAND_B) ? "b" : "", - (mode & BAND_G) ? "g" : ""); + if (priv->adapter->is_hw_11ac_capable) { + mwifiex_set_vht_params(priv, bss_cfg, params); + mwifiex_set_vht_width(priv, params->chandef.width, + priv->ap_11ac_enabled); + } + + if (priv->ap_11ac_enabled) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + + mwifiex_set_wmm_params(priv, bss_cfg, params); + + if (params->inactivity_timeout > 0) { + /* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */ + bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout; + bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout; + } + + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, + HostCmd_ACT_GEN_SET, 0, NULL, true)) { + wiphy_err(wiphy, "Failed to stop the BSS\n"); + kfree(bss_cfg); + return -1; + } + + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, + HostCmd_ACT_GEN_SET, + UAP_BSS_PARAMS_I, bss_cfg, false)) { + wiphy_err(wiphy, "Failed to set the SSID\n"); + kfree(bss_cfg); + return -1; + } + + kfree(bss_cfg); + + if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_START, + HostCmd_ACT_GEN_SET, 0, NULL, false)) { + wiphy_err(wiphy, "Failed to start the BSS\n"); + return -1; + } + + if (priv->sec_info.wep_enabled) + priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; + else + priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; + + if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, 0, + &priv->curr_pkt_filter, true)) + return -1; return 0; } @@ -750,17 +1541,14 @@ mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - if (priv->disconnect) - return -EBUSY; - - priv->disconnect = 1; if (mwifiex_deauthenticate(priv, NULL)) return -EFAULT; wiphy_dbg(wiphy, "info: successfully disconnected from %pM:" " reason code %d\n", priv->cfg_bssid, reason_code); - queue_work(priv->workqueue, &priv->cfg_workqueue); + memset(priv->cfg_bssid, 0, ETH_ALEN); + priv->hs2_enabled = false; return 0; } @@ -780,6 +1568,7 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) { struct ieee80211_channel *chan; struct mwifiex_bss_info bss_info; + struct cfg80211_bss *bss; int ie_len; u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; enum ieee80211_band band; @@ -791,8 +1580,7 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) ie_buf[1] = bss_info.ssid.ssid_len; memcpy(&ie_buf[sizeof(struct ieee_types_header)], - &bss_info.ssid.ssid, - bss_info.ssid.ssid_len); + &bss_info.ssid.ssid, bss_info.ssid.ssid_len); ie_len = ie_buf[1] + sizeof(struct ieee_types_header); band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); @@ -800,9 +1588,10 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) ieee80211_channel_to_frequency(bss_info.bss_chan, band)); - cfg80211_inform_bss(priv->wdev->wiphy, chan, - bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, - 0, ie_buf, ie_len, 0, GFP_KERNEL); + bss = cfg80211_inform_bss(priv->wdev->wiphy, chan, + bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, + 0, ie_buf, ie_len, 0, GFP_KERNEL); + cfg80211_put_bss(priv->wdev->wiphy, bss); memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); return 0; @@ -823,16 +1612,17 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) * the function notifies the CFG802.11 subsystem of the new BSS connection. */ static int -mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, - u8 *bssid, int mode, struct ieee80211_channel *channel, +mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, + const u8 *ssid, const u8 *bssid, int mode, + struct ieee80211_channel *channel, struct cfg80211_connect_params *sme, bool privacy) { - struct mwifiex_802_11_ssid req_ssid; + struct cfg80211_ssid req_ssid; int ret, auth_type = 0; struct cfg80211_bss *bss = NULL; u8 is_scanning_required = 0; - memset(&req_ssid, 0, sizeof(struct mwifiex_802_11_ssid)); + memset(&req_ssid, 0, sizeof(struct cfg80211_ssid)); req_ssid.ssid_len = ssid_len; if (ssid_len > IEEE80211_MAX_SSID_LEN) { @@ -849,12 +1639,14 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, /* disconnect before try to associate */ mwifiex_deauthenticate(priv, NULL); - if (channel) - ret = mwifiex_set_rf_channel(priv, channel, - mwifiex_channels_to_cfg80211_channel_type - (priv->adapter->chan_offset)); - - ret = mwifiex_set_encode(priv, NULL, 0, 0, 1); /* Disable keys */ + /* As this is new association, clear locally stored + * keys and security related flags */ + priv->sec_info.wpa_enabled = false; + priv->sec_info.wpa2_enabled = false; + priv->wep_key_curr_index = 0; + priv->sec_info.encryption_mode = 0; + priv->sec_info.is_authtype_auto = 0; + ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1); if (mode == NL80211_IFTYPE_ADHOC) { /* "privacy" is set only for ad-hoc mode */ @@ -875,11 +1667,12 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, } /* Now handle infra mode. "sme" is valid for infra mode only */ - if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC - || sme->auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) + if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) { auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; - else if (sme->auth_type == NL80211_AUTHTYPE_SHARED_KEY) - auth_type = NL80211_AUTHTYPE_SHARED_KEY; + priv->sec_info.is_authtype_auto = 1; + } else { + auth_type = sme->auth_type; + } if (sme->crypto.n_ciphers_pairwise) { priv->sec_info.encryption_mode = @@ -899,17 +1692,13 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid, dev_dbg(priv->adapter->dev, "info: setting wep encryption" " with key len %d\n", sme->key_len); - ret = mwifiex_set_encode(priv, sme->key, sme->key_len, - sme->key_idx, 0); + priv->wep_key_curr_index = sme->key_idx; + ret = mwifiex_set_encode(priv, NULL, sme->key, + sme->key_len, sme->key_idx, + NULL, 0); } } done: - /* Do specific SSID scanning */ - if (mwifiex_request_scan(priv, &req_ssid)) { - dev_err(priv->adapter->dev, "scan error\n"); - return -EFAULT; - } - /* * Scan entries are valid for some time (15 sec). So we can save one * active scan time if we just try cfg80211_get_bss first. If it fails @@ -938,21 +1727,23 @@ done: if (!bss) { if (is_scanning_required) { - dev_warn(priv->adapter->dev, "assoc: requested " - "bss not found in scan results\n"); + dev_warn(priv->adapter->dev, + "assoc: requested bss not found in scan results\n"); break; } is_scanning_required = 1; } else { - dev_dbg(priv->adapter->dev, "info: trying to associate to %s and bssid %pM\n", - (char *) req_ssid.ssid, bss->bssid); + dev_dbg(priv->adapter->dev, + "info: trying to associate to '%s' bssid %pM\n", + (char *) req_ssid.ssid, bss->bssid); memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); break; } } - if (mwifiex_bss_start(priv, bss, &req_ssid)) - return -EFAULT; + ret = mwifiex_bss_start(priv, bss, &req_ssid); + if (ret) + return ret; if (mode == NL80211_IFTYPE_ADHOC) { /* Inform the BSS information to kernel, otherwise @@ -976,30 +1767,118 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_connect_params *sme) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - int ret = 0; - - if (priv->assoc_request) - return -EBUSY; + int ret; - if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { - wiphy_err(wiphy, "received infra assoc request " - "when station is in ibss mode\n"); - goto done; + if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) { + wiphy_err(wiphy, + "%s: reject infra assoc request in non-STA role\n", + dev->name); + return -EINVAL; } - priv->assoc_request = -EINPROGRESS; - wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n", - (char *) sme->ssid, sme->bssid); + (char *) sme->ssid, sme->bssid); ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, priv->bss_mode, sme->channel, sme, 0); + if (!ret) { + cfg80211_connect_result(priv->netdev, priv->cfg_bssid, NULL, 0, + NULL, 0, WLAN_STATUS_SUCCESS, + GFP_KERNEL); + dev_dbg(priv->adapter->dev, + "info: associated to bssid %pM successfully\n", + priv->cfg_bssid); + } else { + dev_dbg(priv->adapter->dev, + "info: association to bssid %pM failed\n", + priv->cfg_bssid); + memset(priv->cfg_bssid, 0, ETH_ALEN); - priv->assoc_request = 1; -done: - priv->assoc_result = ret; - queue_work(priv->workqueue, &priv->cfg_workqueue); - return ret; + if (ret > 0) + cfg80211_connect_result(priv->netdev, priv->cfg_bssid, + NULL, 0, NULL, 0, ret, + GFP_KERNEL); + else + cfg80211_connect_result(priv->netdev, priv->cfg_bssid, + NULL, 0, NULL, 0, + WLAN_STATUS_UNSPECIFIED_FAILURE, + GFP_KERNEL); + } + + return 0; +} + +/* + * This function sets following parameters for ibss network. + * - channel + * - start band + * - 11n flag + * - secondary channel offset + */ +static int mwifiex_set_ibss_params(struct mwifiex_private *priv, + struct cfg80211_ibss_params *params) +{ + struct wiphy *wiphy = priv->wdev->wiphy; + struct mwifiex_adapter *adapter = priv->adapter; + int index = 0, i; + u8 config_bands = 0; + + if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) { + if (!params->basic_rates) { + config_bands = BAND_B | BAND_G; + } else { + for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { + /* + * Rates below 6 Mbps in the table are CCK + * rates; 802.11b and from 6 they are OFDM; + * 802.11G + */ + if (mwifiex_rates[i].bitrate == 60) { + index = 1 << i; + break; + } + } + + if (params->basic_rates < index) { + config_bands = BAND_B; + } else { + config_bands = BAND_G; + if (params->basic_rates % index) + config_bands |= BAND_B; + } + } + + if (cfg80211_get_chandef_type(¶ms->chandef) != + NL80211_CHAN_NO_HT) + config_bands |= BAND_G | BAND_GN; + } else { + if (cfg80211_get_chandef_type(¶ms->chandef) == + NL80211_CHAN_NO_HT) + config_bands = BAND_A; + else + config_bands = BAND_AN | BAND_A; + } + + if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) { + adapter->config_bands = config_bands; + adapter->adhoc_start_band = config_bands; + + if ((config_bands & BAND_GN) || (config_bands & BAND_AN)) + adapter->adhoc_11n_enabled = true; + else + adapter->adhoc_11n_enabled = false; + } + + adapter->sec_chan_offset = + mwifiex_chan_type_to_sec_chan_offset( + cfg80211_get_chandef_type(¶ms->chandef)); + priv->adhoc_channel = ieee80211_frequency_to_channel( + params->chandef.chan->center_freq); + + wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n", + config_bands, priv->adhoc_channel, adapter->sec_chan_offset); + + return 0; } /* @@ -1012,31 +1891,36 @@ static int mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ibss_params *params) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); int ret = 0; - if (priv->ibss_join_request) - return -EBUSY; - if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { wiphy_err(wiphy, "request to join ibss received " "when station is not in ibss mode\n"); goto done; } - priv->ibss_join_request = -EINPROGRESS; - wiphy_dbg(wiphy, "info: trying to join to %s and bssid %pM\n", - (char *) params->ssid, params->bssid); + (char *) params->ssid, params->bssid); - ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, - params->bssid, priv->bss_mode, - params->channel, NULL, params->privacy); + mwifiex_set_ibss_params(priv, params); - priv->ibss_join_request = 1; + ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, + params->bssid, priv->bss_mode, + params->chandef.chan, NULL, + params->privacy); done: - priv->ibss_join_result = ret; - queue_work(priv->workqueue, &priv->cfg_workqueue); + if (!ret) { + cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, + params->chandef.chan, GFP_KERNEL); + dev_dbg(priv->adapter->dev, + "info: joined/created adhoc network with bssid" + " %pM successfully\n", priv->cfg_bssid); + } else { + dev_dbg(priv->adapter->dev, + "info: failed creating/joining adhoc network\n"); + } + return ret; } @@ -1049,19 +1933,14 @@ done: static int mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - - if (priv->disconnect) - return -EBUSY; - - priv->disconnect = 1; + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n", - priv->cfg_bssid); + priv->cfg_bssid); if (mwifiex_deauthenticate(priv, NULL)) return -EFAULT; - queue_work(priv->workqueue, &priv->cfg_workqueue); + memset(priv->cfg_bssid, 0, ETH_ALEN); return 0; } @@ -1074,22 +1953,111 @@ mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) * it also informs the results. */ static int -mwifiex_cfg80211_scan(struct wiphy *wiphy, struct net_device *dev, +mwifiex_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { + struct net_device *dev = request->wdev->netdev; struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + int i, offset, ret; + struct ieee80211_channel *chan; + struct ieee_types_header *ie; + struct mwifiex_user_scan_cfg *user_scan_cfg; wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); - if (priv->scan_request && priv->scan_request != request) + if ((request->flags & NL80211_SCAN_FLAG_LOW_PRIORITY) && + atomic_read(&priv->wmm.tx_pkts_queued) >= + MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN) { + dev_dbg(priv->adapter->dev, "scan rejected due to traffic\n"); return -EBUSY; + } + + /* Block scan request if scan operation or scan cleanup when interface + * is disabled is in process + */ + if (priv->scan_request || priv->scan_aborting) { + dev_err(priv->adapter->dev, "cmd: Scan already in process..\n"); + return -EBUSY; + } + + user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL); + if (!user_scan_cfg) + return -ENOMEM; priv->scan_request = request; - queue_work(priv->workqueue, &priv->cfg_workqueue); + user_scan_cfg->num_ssids = request->n_ssids; + user_scan_cfg->ssid_list = request->ssids; + + if (request->ie && request->ie_len) { + offset = 0; + for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { + if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) + continue; + priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; + ie = (struct ieee_types_header *)(request->ie + offset); + memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); + offset += sizeof(*ie) + ie->len; + + if (offset >= request->ie_len) + break; + } + } + + for (i = 0; i < min_t(u32, request->n_channels, + MWIFIEX_USER_SCAN_CHAN_MAX); i++) { + chan = request->channels[i]; + user_scan_cfg->chan_list[i].chan_number = chan->hw_value; + user_scan_cfg->chan_list[i].radio_type = chan->band; + + if (chan->flags & IEEE80211_CHAN_NO_IR) + user_scan_cfg->chan_list[i].scan_type = + MWIFIEX_SCAN_TYPE_PASSIVE; + else + user_scan_cfg->chan_list[i].scan_type = + MWIFIEX_SCAN_TYPE_ACTIVE; + + user_scan_cfg->chan_list[i].scan_time = 0; + } + + ret = mwifiex_scan_networks(priv, user_scan_cfg); + kfree(user_scan_cfg); + if (ret) { + dev_err(priv->adapter->dev, "scan failed: %d\n", ret); + priv->scan_aborting = false; + priv->scan_request = NULL; + return ret; + } + + if (request->ie && request->ie_len) { + for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { + if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) { + priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR; + memset(&priv->vs_ie[i].ie, 0, + MWIFIEX_MAX_VSIE_LEN); + } + } + } return 0; } +static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, + struct mwifiex_private *priv) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + vht_info->vht_supported = true; + + vht_info->cap = adapter->hw_dot_11ac_dev_cap; + /* Update MCS support for VHT */ + vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( + adapter->hw_dot_11ac_mcs_support & 0xFFFF); + vht_info->vht_mcs.rx_highest = 0; + vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( + adapter->hw_dot_11ac_mcs_support >> 16); + vht_info->vht_mcs.tx_highest = 0; +} + /* * This function sets up the CFG802.11 specific HT capability fields * with default values. @@ -1133,27 +2101,42 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, else ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; - if (ISSUPP_RXSTBC(adapter->hw_dot_11n_dev_cap)) - ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; + if (adapter->user_dev_mcs_support == HT_STREAM_2X2) + ht_info->cap |= 3 << IEEE80211_HT_CAP_RX_STBC_SHIFT; else - ht_info->cap &= ~(3 << IEEE80211_HT_CAP_RX_STBC_SHIFT); + ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; else ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; + if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap)) + ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; + else + ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD; + + if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap)) + ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT; + else + ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT; + + if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap)) + ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; + else + ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING; + ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; ht_info->cap |= IEEE80211_HT_CAP_SM_PS; - rx_mcs_supp = GET_RXMCSSUPP(adapter->hw_dev_mcs_support); - /* Set MCS for 1x1 */ + rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support); + /* Set MCS for 1x1/2x2 */ memset(mcs, 0xff, rx_mcs_supp); /* Clear all the other values */ memset(&mcs[rx_mcs_supp], 0, - sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); + sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); if (priv->bss_mode == NL80211_IFTYPE_STATION || - ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) + ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) /* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ SETHT_MCS32(mcs_set.rx_mask); @@ -1165,34 +2148,40 @@ mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, /* * create a new virtual interface with the given name */ -struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy, - char *name, - enum nl80211_iftype type, - u32 *flags, - struct vif_params *params) +struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, + const char *name, + enum nl80211_iftype type, + u32 *flags, + struct vif_params *params) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - struct mwifiex_adapter *adapter; + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_private *priv; struct net_device *dev; void *mdev_priv; + struct wireless_dev *wdev; - if (!priv) - return NULL; - - adapter = priv->adapter; if (!adapter) - return NULL; + return ERR_PTR(-EFAULT); switch (type) { case NL80211_IFTYPE_UNSPECIFIED: case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_ADHOC: + priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; if (priv->bss_mode) { - wiphy_err(wiphy, "cannot create multiple" - " station/adhoc interfaces\n"); - return NULL; + wiphy_err(wiphy, + "cannot create multiple sta/adhoc ifaces\n"); + return ERR_PTR(-EINVAL); } + wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); + if (!wdev) + return ERR_PTR(-ENOMEM); + + wdev->wiphy = wiphy; + priv->wdev = wdev; + wdev->iftype = NL80211_IFTYPE_STATION; + if (type == NL80211_IFTYPE_UNSPECIFIED) priv->bss_mode = NL80211_IFTYPE_STATION; else @@ -1202,106 +2191,603 @@ struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy, priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; priv->bss_priority = 0; priv->bss_role = MWIFIEX_BSS_ROLE_STA; - priv->bss_index = 0; priv->bss_num = 0; break; + case NL80211_IFTYPE_AP: + priv = adapter->priv[MWIFIEX_BSS_TYPE_UAP]; + + if (priv->bss_mode) { + wiphy_err(wiphy, "Can't create multiple AP interfaces"); + return ERR_PTR(-EINVAL); + } + + wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); + if (!wdev) + return ERR_PTR(-ENOMEM); + + priv->wdev = wdev; + wdev->wiphy = wiphy; + wdev->iftype = NL80211_IFTYPE_AP; + + priv->bss_type = MWIFIEX_BSS_TYPE_UAP; + priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; + priv->bss_priority = 0; + priv->bss_role = MWIFIEX_BSS_ROLE_UAP; + priv->bss_started = 0; + priv->bss_num = 0; + priv->bss_mode = type; + + break; + case NL80211_IFTYPE_P2P_CLIENT: + priv = adapter->priv[MWIFIEX_BSS_TYPE_P2P]; + + if (priv->bss_mode) { + wiphy_err(wiphy, "Can't create multiple P2P ifaces"); + return ERR_PTR(-EINVAL); + } + + wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); + if (!wdev) + return ERR_PTR(-ENOMEM); + + priv->wdev = wdev; + wdev->wiphy = wiphy; + + /* At start-up, wpa_supplicant tries to change the interface + * to NL80211_IFTYPE_STATION if it is not managed mode. + */ + wdev->iftype = NL80211_IFTYPE_P2P_CLIENT; + priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT; + + /* Setting bss_type to P2P tells firmware that this interface + * is receiving P2P peers found during find phase and doing + * action frame handshake. + */ + priv->bss_type = MWIFIEX_BSS_TYPE_P2P; + + priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; + priv->bss_priority = MWIFIEX_BSS_ROLE_STA; + priv->bss_role = MWIFIEX_BSS_ROLE_STA; + priv->bss_started = 0; + priv->bss_num = 0; + + if (mwifiex_cfg80211_init_p2p_client(priv)) { + wdev = ERR_PTR(-EFAULT); + goto done; + } + + break; default: wiphy_err(wiphy, "type not supported\n"); - return NULL; + return ERR_PTR(-EINVAL); } - dev = alloc_netdev_mq(sizeof(struct mwifiex_private *), name, - ether_setup, 1); + dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name, + ether_setup, IEEE80211_NUM_ACS, 1); if (!dev) { wiphy_err(wiphy, "no memory available for netdevice\n"); - goto error; + priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; + wdev = ERR_PTR(-ENOMEM); + goto done; } + mwifiex_init_priv_params(priv, dev); + priv->netdev = dev; + + mwifiex_setup_ht_caps(&wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); + if (adapter->is_hw_11ac_capable) + mwifiex_setup_vht_caps( + &wiphy->bands[IEEE80211_BAND_2GHZ]->vht_cap, priv); + + if (adapter->config_bands & BAND_A) + mwifiex_setup_ht_caps( + &wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); + + if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) + mwifiex_setup_vht_caps( + &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); + dev_net_set(dev, wiphy_net(wiphy)); dev->ieee80211_ptr = priv->wdev; dev->ieee80211_ptr->iftype = priv->bss_mode; memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); - memcpy(dev->perm_addr, wiphy->perm_addr, ETH_ALEN); SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); dev->flags |= IFF_BROADCAST | IFF_MULTICAST; dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; dev->hard_header_len += MWIFIEX_MIN_DATA_HEADER_LEN; + dev->ethtool_ops = &mwifiex_ethtool_ops; mdev_priv = netdev_priv(dev); *((unsigned long *) mdev_priv) = (unsigned long) priv; - priv->netdev = dev; - mwifiex_init_priv_params(priv, dev); - SET_NETDEV_DEV(dev, adapter->dev); /* Register network device */ if (register_netdevice(dev)) { wiphy_err(wiphy, "cannot register virtual network device\n"); - goto error; + free_netdev(dev); + priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; + priv->netdev = NULL; + wdev = ERR_PTR(-EFAULT); + goto done; } sema_init(&priv->async_sem, 1); - priv->scan_pending_on_block = false; dev_dbg(adapter->dev, "info: %s: Marvell 802.11 Adapter\n", dev->name); #ifdef CONFIG_DEBUG_FS mwifiex_dev_debugfs_init(priv); #endif - return dev; -error: - if (dev && (dev->reg_state == NETREG_UNREGISTERED)) - free_netdev(dev); - priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; - return NULL; +done: + if (IS_ERR(wdev)) { + kfree(priv->wdev); + priv->wdev = NULL; + } + + return wdev; } EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); /* * del_virtual_intf: remove the virtual interface determined by dev */ -int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev) +int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) { - struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy); - - if (!priv || !dev) - return 0; + struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); #ifdef CONFIG_DEBUG_FS mwifiex_dev_debugfs_remove(priv); #endif - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); if (netif_carrier_ok(priv->netdev)) netif_carrier_off(priv->netdev); - if (dev->reg_state == NETREG_REGISTERED) - unregister_netdevice(dev); - - if (dev->reg_state == NETREG_UNREGISTERED) - free_netdev(dev); + if (wdev->netdev->reg_state == NETREG_REGISTERED) + unregister_netdevice(wdev->netdev); /* Clear the priv in adapter */ + priv->netdev->ieee80211_ptr = NULL; priv->netdev = NULL; + kfree(wdev); + priv->wdev = NULL; priv->media_connected = false; - cancel_work_sync(&priv->cfg_workqueue); - flush_workqueue(priv->workqueue); - destroy_workqueue(priv->workqueue); - priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; return 0; } EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); +static bool +mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq, + u8 max_byte_seq) +{ + int j, k, valid_byte_cnt = 0; + bool dont_care_byte = false; + + for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) { + for (k = 0; k < 8; k++) { + if (pat->mask[j] & 1 << k) { + memcpy(byte_seq + valid_byte_cnt, + &pat->pattern[j * 8 + k], 1); + valid_byte_cnt++; + if (dont_care_byte) + return false; + } else { + if (valid_byte_cnt) + dont_care_byte = true; + } + + if (valid_byte_cnt > max_byte_seq) + return false; + } + } + + byte_seq[max_byte_seq] = valid_byte_cnt; + + return true; +} + +#ifdef CONFIG_PM +static int mwifiex_cfg80211_suspend(struct wiphy *wiphy, + struct cfg80211_wowlan *wowlan) +{ + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + struct mwifiex_ds_mef_cfg mef_cfg; + struct mwifiex_mef_entry *mef_entry; + int i, filt_num = 0, ret; + bool first_pat = true; + u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1]; + const u8 ipv4_mc_mac[] = {0x33, 0x33}; + const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; + struct mwifiex_private *priv = + mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); + + if (!wowlan) { + dev_warn(adapter->dev, "None of the WOWLAN triggers enabled\n"); + return 0; + } + + if (!priv->media_connected) { + dev_warn(adapter->dev, + "Can not configure WOWLAN in disconnected state\n"); + return 0; + } + + mef_entry = kzalloc(sizeof(*mef_entry), GFP_KERNEL); + if (!mef_entry) + return -ENOMEM; + + memset(&mef_cfg, 0, sizeof(mef_cfg)); + mef_cfg.num_entries = 1; + mef_cfg.mef_entry = mef_entry; + mef_entry->mode = MEF_MODE_HOST_SLEEP; + mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST; + + for (i = 0; i < wowlan->n_patterns; i++) { + memset(byte_seq, 0, sizeof(byte_seq)); + if (!mwifiex_is_pattern_supported(&wowlan->patterns[i], + byte_seq, + MWIFIEX_MEF_MAX_BYTESEQ)) { + wiphy_err(wiphy, "Pattern not supported\n"); + kfree(mef_entry); + return -EOPNOTSUPP; + } + + if (!wowlan->patterns[i].pkt_offset) { + if (!(byte_seq[0] & 0x01) && + (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) { + mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; + continue; + } else if (is_broadcast_ether_addr(byte_seq)) { + mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST; + continue; + } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && + (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) || + (!memcmp(byte_seq, ipv6_mc_mac, 3) && + (byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) { + mef_cfg.criteria |= MWIFIEX_CRITERIA_MULTICAST; + continue; + } + } + + mef_entry->filter[filt_num].repeat = 1; + mef_entry->filter[filt_num].offset = + wowlan->patterns[i].pkt_offset; + memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq, + sizeof(byte_seq)); + mef_entry->filter[filt_num].filt_type = TYPE_EQ; + + if (first_pat) + first_pat = false; + else + mef_entry->filter[filt_num].filt_action = TYPE_AND; + + filt_num++; + } + + if (wowlan->magic_pkt) { + mef_cfg.criteria |= MWIFIEX_CRITERIA_UNICAST; + mef_entry->filter[filt_num].repeat = 16; + memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, + ETH_ALEN); + mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = + ETH_ALEN; + mef_entry->filter[filt_num].offset = 28; + mef_entry->filter[filt_num].filt_type = TYPE_EQ; + if (filt_num) + mef_entry->filter[filt_num].filt_action = TYPE_OR; + } + + if (!mef_cfg.criteria) + mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST | + MWIFIEX_CRITERIA_UNICAST | + MWIFIEX_CRITERIA_MULTICAST; + + ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG, + HostCmd_ACT_GEN_SET, 0, &mef_cfg, true); + + kfree(mef_entry); + return ret; +} + +static int mwifiex_cfg80211_resume(struct wiphy *wiphy) +{ + return 0; +} + +static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy, + bool enabled) +{ + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + + device_set_wakeup_enable(adapter->dev, enabled); +} +#endif + +static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq) +{ + const u8 ipv4_mc_mac[] = {0x33, 0x33}; + const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; + const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff}; + + if ((byte_seq[0] & 0x01) && + (byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1)) + return PACKET_TYPE_UNICAST; + else if (!memcmp(byte_seq, bc_mac, 4)) + return PACKET_TYPE_BROADCAST; + else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && + byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) || + (!memcmp(byte_seq, ipv6_mc_mac, 3) && + byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3)) + return PACKET_TYPE_MULTICAST; + + return 0; +} + +static int +mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv, + struct cfg80211_coalesce_rules *crule, + struct mwifiex_coalesce_rule *mrule) +{ + u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1]; + struct filt_field_param *param; + int i; + + mrule->max_coalescing_delay = crule->delay; + + param = mrule->params; + + for (i = 0; i < crule->n_patterns; i++) { + memset(byte_seq, 0, sizeof(byte_seq)); + if (!mwifiex_is_pattern_supported(&crule->patterns[i], + byte_seq, + MWIFIEX_COALESCE_MAX_BYTESEQ)) { + dev_err(priv->adapter->dev, "Pattern not supported\n"); + return -EOPNOTSUPP; + } + + if (!crule->patterns[i].pkt_offset) { + u8 pkt_type; + + pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq); + if (pkt_type && mrule->pkt_type) { + dev_err(priv->adapter->dev, + "Multiple packet types not allowed\n"); + return -EOPNOTSUPP; + } else if (pkt_type) { + mrule->pkt_type = pkt_type; + continue; + } + } + + if (crule->condition == NL80211_COALESCE_CONDITION_MATCH) + param->operation = RECV_FILTER_MATCH_TYPE_EQ; + else + param->operation = RECV_FILTER_MATCH_TYPE_NE; + + param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ]; + memcpy(param->operand_byte_stream, byte_seq, + param->operand_len); + param->offset = crule->patterns[i].pkt_offset; + param++; + + mrule->num_of_fields++; + } + + if (!mrule->pkt_type) { + dev_err(priv->adapter->dev, + "Packet type can not be determined\n"); + return -EOPNOTSUPP; + } + + return 0; +} + +static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy, + struct cfg80211_coalesce *coalesce) +{ + struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); + int i, ret; + struct mwifiex_ds_coalesce_cfg coalesce_cfg; + struct mwifiex_private *priv = + mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); + + memset(&coalesce_cfg, 0, sizeof(coalesce_cfg)); + if (!coalesce) { + dev_dbg(adapter->dev, + "Disable coalesce and reset all previous rules\n"); + return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, + HostCmd_ACT_GEN_SET, 0, + &coalesce_cfg, true); + } + + coalesce_cfg.num_of_rules = coalesce->n_rules; + for (i = 0; i < coalesce->n_rules; i++) { + ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i], + &coalesce_cfg.rule[i]); + if (ret) { + dev_err(priv->adapter->dev, + "Recheck the patterns provided for rule %d\n", + i + 1); + return ret; + } + } + + return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, + HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true); +} + +/* cfg80211 ops handler for tdls_mgmt. + * Function prepares TDLS action frame packets and forwards them to FW + */ +static int +mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, + const u8 *peer, u8 action_code, u8 dialog_token, + u16 status_code, u32 peer_capability, + const u8 *extra_ies, size_t extra_ies_len) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + int ret; + + if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) + return -ENOTSUPP; + + /* make sure we are in station mode and connected */ + if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) + return -ENOTSUPP; + + switch (action_code) { + case WLAN_TDLS_SETUP_REQUEST: + dev_dbg(priv->adapter->dev, + "Send TDLS Setup Request to %pM status_code=%d\n", peer, + status_code); + ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + case WLAN_TDLS_SETUP_RESPONSE: + dev_dbg(priv->adapter->dev, + "Send TDLS Setup Response to %pM status_code=%d\n", + peer, status_code); + ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + case WLAN_TDLS_SETUP_CONFIRM: + dev_dbg(priv->adapter->dev, + "Send TDLS Confirm to %pM status_code=%d\n", peer, + status_code); + ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + case WLAN_TDLS_TEARDOWN: + dev_dbg(priv->adapter->dev, "Send TDLS Tear down to %pM\n", + peer); + ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + case WLAN_TDLS_DISCOVERY_REQUEST: + dev_dbg(priv->adapter->dev, + "Send TDLS Discovery Request to %pM\n", peer); + ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: + dev_dbg(priv->adapter->dev, + "Send TDLS Discovery Response to %pM\n", peer); + ret = mwifiex_send_tdls_action_frame(priv, peer, action_code, + dialog_token, status_code, + extra_ies, extra_ies_len); + break; + default: + dev_warn(priv->adapter->dev, + "Unknown TDLS mgmt/action frame %pM\n", peer); + ret = -EINVAL; + break; + } + + return ret; +} + +static int +mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, + const u8 *peer, enum nl80211_tdls_operation action) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) || + !(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP)) + return -ENOTSUPP; + + /* make sure we are in station mode and connected */ + if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) + return -ENOTSUPP; + + dev_dbg(priv->adapter->dev, + "TDLS peer=%pM, oper=%d\n", peer, action); + + switch (action) { + case NL80211_TDLS_ENABLE_LINK: + action = MWIFIEX_TDLS_ENABLE_LINK; + break; + case NL80211_TDLS_DISABLE_LINK: + action = MWIFIEX_TDLS_DISABLE_LINK; + break; + case NL80211_TDLS_TEARDOWN: + /* shouldn't happen!*/ + dev_warn(priv->adapter->dev, + "tdls_oper: teardown from driver not supported\n"); + return -EINVAL; + case NL80211_TDLS_SETUP: + /* shouldn't happen!*/ + dev_warn(priv->adapter->dev, + "tdls_oper: setup from driver not supported\n"); + return -EINVAL; + case NL80211_TDLS_DISCOVERY_REQ: + /* shouldn't happen!*/ + dev_warn(priv->adapter->dev, + "tdls_oper: discovery from driver not supported\n"); + return -EINVAL; + default: + dev_err(priv->adapter->dev, + "tdls_oper: operation not supported\n"); + return -ENOTSUPP; + } + + return mwifiex_tdls_oper(priv, peer, action); +} + +static int +mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac, struct station_parameters *params) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) + return -ENOTSUPP; + + /* make sure we are in station mode and connected */ + if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) + return -ENOTSUPP; + + return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK); +} + +static int +mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac, + struct station_parameters *params) +{ + int ret; + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + /* we support change_station handler only for TDLS peers*/ + if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) + return -ENOTSUPP; + + /* make sure we are in station mode and connected */ + if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) + return -ENOTSUPP; + + priv->sta_params = params; + + ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK); + priv->sta_params = NULL; + + return ret; +} + /* station cfg80211 operations */ static struct cfg80211_ops mwifiex_cfg80211_ops = { .add_virtual_intf = mwifiex_add_virtual_intf, @@ -1311,16 +2797,66 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = { .connect = mwifiex_cfg80211_connect, .disconnect = mwifiex_cfg80211_disconnect, .get_station = mwifiex_cfg80211_get_station, + .dump_station = mwifiex_cfg80211_dump_station, .set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, - .set_channel = mwifiex_cfg80211_set_channel, .join_ibss = mwifiex_cfg80211_join_ibss, .leave_ibss = mwifiex_cfg80211_leave_ibss, .add_key = mwifiex_cfg80211_add_key, .del_key = mwifiex_cfg80211_del_key, + .mgmt_tx = mwifiex_cfg80211_mgmt_tx, + .mgmt_frame_register = mwifiex_cfg80211_mgmt_frame_register, + .remain_on_channel = mwifiex_cfg80211_remain_on_channel, + .cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel, .set_default_key = mwifiex_cfg80211_set_default_key, .set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, .set_tx_power = mwifiex_cfg80211_set_tx_power, .set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, + .start_ap = mwifiex_cfg80211_start_ap, + .stop_ap = mwifiex_cfg80211_stop_ap, + .change_beacon = mwifiex_cfg80211_change_beacon, + .set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config, + .set_antenna = mwifiex_cfg80211_set_antenna, + .del_station = mwifiex_cfg80211_del_station, +#ifdef CONFIG_PM + .suspend = mwifiex_cfg80211_suspend, + .resume = mwifiex_cfg80211_resume, + .set_wakeup = mwifiex_cfg80211_set_wakeup, +#endif + .set_coalesce = mwifiex_cfg80211_set_coalesce, + .tdls_mgmt = mwifiex_cfg80211_tdls_mgmt, + .tdls_oper = mwifiex_cfg80211_tdls_oper, + .add_station = mwifiex_cfg80211_add_station, + .change_station = mwifiex_cfg80211_change_station, +}; + +#ifdef CONFIG_PM +static const struct wiphy_wowlan_support mwifiex_wowlan_support = { + .flags = WIPHY_WOWLAN_MAGIC_PKT, + .n_patterns = MWIFIEX_MEF_MAX_FILTERS, + .pattern_min_len = 1, + .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, + .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, +}; +#endif + +static bool mwifiex_is_valid_alpha2(const char *alpha2) +{ + if (!alpha2 || strlen(alpha2) != 2) + return false; + + if (isalpha(alpha2[0]) && isalpha(alpha2[1])) + return true; + + return false; +} + +static const struct wiphy_coalesce_support mwifiex_coalesce_support = { + .n_rules = MWIFIEX_COALESCE_MAX_RULES, + .max_delay = MWIFIEX_MAX_COALESCING_DELAY, + .n_patterns = MWIFIEX_COALESCE_MAX_FILTERS, + .pattern_min_len = 1, + .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, + .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, }; /* @@ -1330,174 +2866,123 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = { * default parameters and handler function pointers, and finally * registers the device. */ -int mwifiex_register_cfg80211(struct mwifiex_private *priv) + +int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) { int ret; void *wdev_priv; - struct wireless_dev *wdev; - - wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); - if (!wdev) { - dev_err(priv->adapter->dev, "%s: allocating wireless device\n", - __func__); + struct wiphy *wiphy; + struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; + u8 *country_code; + u32 thr, retry; + + /* create a new wiphy for use with cfg80211 */ + wiphy = wiphy_new(&mwifiex_cfg80211_ops, + sizeof(struct mwifiex_adapter *)); + if (!wiphy) { + dev_err(adapter->dev, "%s: creating new wiphy\n", __func__); return -ENOMEM; } - wdev->wiphy = - wiphy_new(&mwifiex_cfg80211_ops, - sizeof(struct mwifiex_private *)); - if (!wdev->wiphy) { - kfree(wdev); - return -ENOMEM; - } - wdev->iftype = NL80211_IFTYPE_STATION; - wdev->wiphy->max_scan_ssids = 10; - wdev->wiphy->interface_modes = - BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); - - wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; - mwifiex_setup_ht_caps( - &wdev->wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap, priv); + wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; + wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; + wiphy->mgmt_stypes = mwifiex_mgmt_stypes; + wiphy->max_remain_on_channel_duration = 5000; + wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC) | + BIT(NL80211_IFTYPE_P2P_CLIENT) | + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_AP); + + wiphy->bands[IEEE80211_BAND_2GHZ] = &mwifiex_band_2ghz; + if (adapter->config_bands & BAND_A) + wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; + else + wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; - if (priv->adapter->config_bands & BAND_A) { - wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &mwifiex_band_5ghz; - mwifiex_setup_ht_caps( - &wdev->wiphy->bands[IEEE80211_BAND_5GHZ]->ht_cap, priv); - } else { - wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = NULL; - } + wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta; + wiphy->n_iface_combinations = 1; /* Initialize cipher suits */ - wdev->wiphy->cipher_suites = mwifiex_cipher_suites; - wdev->wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); + wiphy->cipher_suites = mwifiex_cipher_suites; + wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); - memcpy(wdev->wiphy->perm_addr, priv->curr_addr, ETH_ALEN); - wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; + memcpy(wiphy->perm_addr, priv->curr_addr, ETH_ALEN); + wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; + wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | + WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | + WIPHY_FLAG_AP_UAPSD | + WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; - /* We are using custom domains */ - wdev->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; + if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) + wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | + WIPHY_FLAG_TDLS_EXTERNAL_SETUP; - /* Reserve space for bss band information */ - wdev->wiphy->bss_priv_size = sizeof(u8); + wiphy->regulatory_flags |= + REGULATORY_CUSTOM_REG | + REGULATORY_STRICT_REG; - wdev->wiphy->reg_notifier = mwifiex_reg_notifier; + wiphy_apply_custom_regulatory(wiphy, &mwifiex_world_regdom_custom); - /* Set struct mwifiex_private pointer in wiphy_priv */ - wdev_priv = wiphy_priv(wdev->wiphy); +#ifdef CONFIG_PM + wiphy->wowlan = &mwifiex_wowlan_support; +#endif - *(unsigned long *) wdev_priv = (unsigned long) priv; + wiphy->coalesce = &mwifiex_coalesce_support; - set_wiphy_dev(wdev->wiphy, (struct device *) priv->adapter->dev); + wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | + NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | + NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; - ret = wiphy_register(wdev->wiphy); - if (ret < 0) { - dev_err(priv->adapter->dev, "%s: registering cfg80211 device\n", - __func__); - wiphy_free(wdev->wiphy); - kfree(wdev); - return ret; - } else { - dev_dbg(priv->adapter->dev, - "info: successfully registered wiphy device\n"); - } + wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; + wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; - priv->wdev = wdev; + wiphy->features |= NL80211_FEATURE_HT_IBSS | + NL80211_FEATURE_INACTIVITY_TIMER | + NL80211_FEATURE_LOW_PRIORITY_SCAN | + NL80211_FEATURE_NEED_OBSS_SCAN; - return ret; -} + /* Reserve space for mwifiex specific private data for BSS */ + wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); -/* - * This function handles the result of different pending network operations. - * - * The following operations are handled and CFG802.11 subsystem is - * notified accordingly - - * - Scan request completion - * - Association request completion - * - IBSS join request completion - * - Disconnect request completion - */ -void -mwifiex_cfg80211_results(struct work_struct *work) -{ - struct mwifiex_private *priv = - container_of(work, struct mwifiex_private, cfg_workqueue); - struct mwifiex_user_scan_cfg *scan_req; - int ret = 0, i; - struct ieee80211_channel *chan; + wiphy->reg_notifier = mwifiex_reg_notifier; - if (priv->scan_request) { - scan_req = kzalloc(sizeof(struct mwifiex_user_scan_cfg), - GFP_KERNEL); - if (!scan_req) { - dev_err(priv->adapter->dev, "failed to alloc " - "scan_req\n"); - return; - } - for (i = 0; i < priv->scan_request->n_ssids; i++) { - memcpy(scan_req->ssid_list[i].ssid, - priv->scan_request->ssids[i].ssid, - priv->scan_request->ssids[i].ssid_len); - scan_req->ssid_list[i].max_len = - priv->scan_request->ssids[i].ssid_len; - } - for (i = 0; i < priv->scan_request->n_channels; i++) { - chan = priv->scan_request->channels[i]; - scan_req->chan_list[i].chan_number = chan->hw_value; - scan_req->chan_list[i].radio_type = chan->band; - if (chan->flags & IEEE80211_CHAN_DISABLED) - scan_req->chan_list[i].scan_type = - MWIFIEX_SCAN_TYPE_PASSIVE; - else - scan_req->chan_list[i].scan_type = - MWIFIEX_SCAN_TYPE_ACTIVE; - scan_req->chan_list[i].scan_time = 0; - } - if (mwifiex_set_user_scan_ioctl(priv, scan_req)) - ret = -EFAULT; - priv->scan_result_status = ret; - dev_dbg(priv->adapter->dev, "info: %s: sending scan results\n", - __func__); - cfg80211_scan_done(priv->scan_request, - (priv->scan_result_status < 0)); - priv->scan_request = NULL; - kfree(scan_req); - } + /* Set struct mwifiex_adapter pointer in wiphy_priv */ + wdev_priv = wiphy_priv(wiphy); + *(unsigned long *)wdev_priv = (unsigned long)adapter; - if (priv->assoc_request == 1) { - if (!priv->assoc_result) { - cfg80211_connect_result(priv->netdev, priv->cfg_bssid, - NULL, 0, NULL, 0, - WLAN_STATUS_SUCCESS, - GFP_KERNEL); - dev_dbg(priv->adapter->dev, - "info: associated to bssid %pM successfully\n", - priv->cfg_bssid); - } else { - dev_dbg(priv->adapter->dev, - "info: association to bssid %pM failed\n", - priv->cfg_bssid); - memset(priv->cfg_bssid, 0, ETH_ALEN); - } - priv->assoc_request = 0; - priv->assoc_result = 0; - } + set_wiphy_dev(wiphy, priv->adapter->dev); - if (priv->ibss_join_request == 1) { - if (!priv->ibss_join_result) { - cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, - GFP_KERNEL); - dev_dbg(priv->adapter->dev, - "info: joined/created adhoc network with bssid" - " %pM successfully\n", priv->cfg_bssid); - } else { - dev_dbg(priv->adapter->dev, - "info: failed creating/joining adhoc network\n"); - } - priv->ibss_join_request = 0; - priv->ibss_join_result = 0; + ret = wiphy_register(wiphy); + if (ret < 0) { + dev_err(adapter->dev, + "%s: wiphy_register failed: %d\n", __func__, ret); + wiphy_free(wiphy); + return ret; } - if (priv->disconnect) { - memset(priv->cfg_bssid, 0, ETH_ALEN); - priv->disconnect = 0; + if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) { + wiphy_info(wiphy, "driver hint alpha2: %2.2s\n", reg_alpha2); + regulatory_hint(wiphy, reg_alpha2); + } else { + country_code = mwifiex_11d_code_2_region(adapter->region_code); + if (country_code) + wiphy_info(wiphy, "ignoring F/W country code %2.2s\n", + country_code); } + + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true); + wiphy->frag_threshold = thr; + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true); + wiphy->rts_threshold = thr; + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true); + wiphy->retry_short = (u8) retry; + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true); + wiphy->retry_long = (u8) retry; + + adapter->wiphy = wiphy; + return ret; } diff --git a/drivers/net/wireless/mwifiex/cfg80211.h b/drivers/net/wireless/mwifiex/cfg80211.h index 8d010f2500c..c5848934f11 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.h +++ b/drivers/net/wireless/mwifiex/cfg80211.h @@ -24,7 +24,6 @@ #include "main.h" -int mwifiex_register_cfg80211(struct mwifiex_private *); +int mwifiex_register_cfg80211(struct mwifiex_adapter *); -void mwifiex_cfg80211_results(struct work_struct *work); #endif diff --git a/drivers/net/wireless/mwifiex/cfp.c b/drivers/net/wireless/mwifiex/cfp.c index f2e6de03805..0ddec3d4b05 100644 --- a/drivers/net/wireless/mwifiex/cfp.c +++ b/drivers/net/wireless/mwifiex/cfp.c @@ -71,31 +71,201 @@ u16 region_code_index[MWIFIEX_MAX_REGION_CODE] = { 0x10, 0x20, 0x30, static u8 supported_rates_n[N_SUPPORTED_RATES] = { 0x02, 0x04, 0 }; +/* For every mcs_rate line, the first 8 bytes are for stream 1x1, + * and all 16 bytes are for stream 2x2. + */ +static const u16 mcs_rate[4][16] = { + /* LGI 40M */ + { 0x1b, 0x36, 0x51, 0x6c, 0xa2, 0xd8, 0xf3, 0x10e, + 0x36, 0x6c, 0xa2, 0xd8, 0x144, 0x1b0, 0x1e6, 0x21c }, + + /* SGI 40M */ + { 0x1e, 0x3c, 0x5a, 0x78, 0xb4, 0xf0, 0x10e, 0x12c, + 0x3c, 0x78, 0xb4, 0xf0, 0x168, 0x1e0, 0x21c, 0x258 }, + + /* LGI 20M */ + { 0x0d, 0x1a, 0x27, 0x34, 0x4e, 0x68, 0x75, 0x82, + 0x1a, 0x34, 0x4e, 0x68, 0x9c, 0xd0, 0xea, 0x104 }, + + /* SGI 20M */ + { 0x0e, 0x1c, 0x2b, 0x39, 0x56, 0x73, 0x82, 0x90, + 0x1c, 0x39, 0x56, 0x73, 0xad, 0xe7, 0x104, 0x120 } +}; + +/* AC rates */ +static const u16 ac_mcs_rate_nss1[8][10] = { + /* LG 160M */ + { 0x75, 0xEA, 0x15F, 0x1D4, 0x2BE, 0x3A8, 0x41D, + 0x492, 0x57C, 0x618 }, + + /* SG 160M */ + { 0x82, 0x104, 0x186, 0x208, 0x30C, 0x410, 0x492, + 0x514, 0x618, 0x6C6 }, + + /* LG 80M */ + { 0x3B, 0x75, 0xB0, 0xEA, 0x15F, 0x1D4, 0x20F, + 0x249, 0x2BE, 0x30C }, + + /* SG 80M */ + { 0x41, 0x82, 0xC3, 0x104, 0x186, 0x208, 0x249, + 0x28A, 0x30C, 0x363 }, + + /* LG 40M */ + { 0x1B, 0x36, 0x51, 0x6C, 0xA2, 0xD8, 0xF3, + 0x10E, 0x144, 0x168 }, + + /* SG 40M */ + { 0x1E, 0x3C, 0x5A, 0x78, 0xB4, 0xF0, 0x10E, + 0x12C, 0x168, 0x190 }, + + /* LG 20M */ + { 0xD, 0x1A, 0x27, 0x34, 0x4E, 0x68, 0x75, 0x82, 0x9C, 0x00 }, + + /* SG 20M */ + { 0xF, 0x1D, 0x2C, 0x3A, 0x57, 0x74, 0x82, 0x91, 0xAE, 0x00 }, +}; + +/* NSS2 note: the value in the table is 2 multiplier of the actual rate */ +static const u16 ac_mcs_rate_nss2[8][10] = { + /* LG 160M */ + { 0xEA, 0x1D4, 0x2BE, 0x3A8, 0x57C, 0x750, 0x83A, + 0x924, 0xAF8, 0xC30 }, + + /* SG 160M */ + { 0x104, 0x208, 0x30C, 0x410, 0x618, 0x820, 0x924, + 0xA28, 0xC30, 0xD8B }, + + /* LG 80M */ + { 0x75, 0xEA, 0x15F, 0x1D4, 0x2BE, 0x3A8, 0x41D, + 0x492, 0x57C, 0x618 }, + + /* SG 80M */ + { 0x82, 0x104, 0x186, 0x208, 0x30C, 0x410, 0x492, + 0x514, 0x618, 0x6C6 }, + + /* LG 40M */ + { 0x36, 0x6C, 0xA2, 0xD8, 0x144, 0x1B0, 0x1E6, + 0x21C, 0x288, 0x2D0 }, + + /* SG 40M */ + { 0x3C, 0x78, 0xB4, 0xF0, 0x168, 0x1E0, 0x21C, + 0x258, 0x2D0, 0x320 }, + + /* LG 20M */ + { 0x1A, 0x34, 0x4A, 0x68, 0x9C, 0xD0, 0xEA, 0x104, + 0x138, 0x00 }, + + /* SG 20M */ + { 0x1D, 0x3A, 0x57, 0x74, 0xAE, 0xE6, 0x104, 0x121, + 0x15B, 0x00 }, +}; + +struct region_code_mapping { + u8 code; + u8 region[IEEE80211_COUNTRY_STRING_LEN]; +}; + +static struct region_code_mapping region_code_mapping_t[] = { + { 0x10, "US " }, /* US FCC */ + { 0x20, "CA " }, /* IC Canada */ + { 0x30, "EU " }, /* ETSI */ + { 0x31, "ES " }, /* Spain */ + { 0x32, "FR " }, /* France */ + { 0x40, "JP " }, /* Japan */ + { 0x41, "JP " }, /* Japan */ + { 0x50, "CN " }, /* China */ +}; + +/* This function converts integer code to region string */ +u8 *mwifiex_11d_code_2_region(u8 code) +{ + u8 i; + u8 size = sizeof(region_code_mapping_t)/ + sizeof(struct region_code_mapping); + + /* Look for code in mapping table */ + for (i = 0; i < size; i++) + if (region_code_mapping_t[i].code == code) + return region_code_mapping_t[i].region; + + return NULL; +} + /* * This function maps an index in supported rates table into * the corresponding data rate. */ -u32 mwifiex_index_to_data_rate(u8 index, u8 ht_info) +u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info) { - u16 mcs_rate[4][8] = { - {0x1b, 0x36, 0x51, 0x6c, 0xa2, 0xd8, 0xf3, 0x10e} - , /* LG 40M */ - {0x1e, 0x3c, 0x5a, 0x78, 0xb4, 0xf0, 0x10e, 0x12c} - , /* SG 40M */ - {0x0d, 0x1a, 0x27, 0x34, 0x4e, 0x68, 0x75, 0x82} - , /* LG 20M */ - {0x0e, 0x1c, 0x2b, 0x39, 0x56, 0x73, 0x82, 0x90} - }; /* SG 20M */ + u32 rate = 0; + u8 mcs_index = 0; + u8 bw = 0; + u8 gi = 0; + + if ((ht_info & 0x3) == MWIFIEX_RATE_FORMAT_VHT) { + mcs_index = min(index & 0xF, 9); + + /* 20M: bw=0, 40M: bw=1, 80M: bw=2, 160M: bw=3 */ + bw = (ht_info & 0xC) >> 2; + + /* LGI: gi =0, SGI: gi = 1 */ + gi = (ht_info & 0x10) >> 4; + + if ((index >> 4) == 1) /* NSS = 2 */ + rate = ac_mcs_rate_nss2[2 * (3 - bw) + gi][mcs_index]; + else /* NSS = 1 */ + rate = ac_mcs_rate_nss1[2 * (3 - bw) + gi][mcs_index]; + } else if ((ht_info & 0x3) == MWIFIEX_RATE_FORMAT_HT) { + /* 20M: bw=0, 40M: bw=1 */ + bw = (ht_info & 0xC) >> 2; + /* LGI: gi =0, SGI: gi = 1 */ + gi = (ht_info & 0x10) >> 4; + + if (index == MWIFIEX_RATE_BITMAP_MCS0) { + if (gi == 1) + rate = 0x0D; /* MCS 32 SGI rate */ + else + rate = 0x0C; /* MCS 32 LGI rate */ + } else if (index < 16) { + if ((bw == 1) || (bw == 0)) + rate = mcs_rate[2 * (1 - bw) + gi][index]; + else + rate = mwifiex_data_rates[0]; + } else { + rate = mwifiex_data_rates[0]; + } + } else { + /* 11n non-HT rates */ + if (index >= MWIFIEX_SUPPORTED_RATES_EXT) + index = 0; + rate = mwifiex_data_rates[index]; + } + + return rate; +} + +/* This function maps an index in supported rates table into + * the corresponding data rate. + */ +u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info) +{ + u32 mcs_num_supp = + (priv->adapter->user_dev_mcs_support == HT_STREAM_2X2) ? 16 : 8; u32 rate; + if (priv->adapter->is_hw_11ac_capable) + return mwifiex_index_to_acs_data_rate(priv, index, ht_info); + if (ht_info & BIT(0)) { if (index == MWIFIEX_RATE_BITMAP_MCS0) { if (ht_info & BIT(2)) rate = 0x0D; /* MCS 32 SGI rate */ else rate = 0x0C; /* MCS 32 LGI rate */ - } else if (index < 8) { + } else if (index < mcs_num_supp) { if (ht_info & BIT(1)) { if (ht_info & BIT(2)) /* SGI, 40M */ @@ -122,23 +292,6 @@ u32 mwifiex_index_to_data_rate(u8 index, u8 ht_info) } /* - * This function maps a data rate value into corresponding index in supported - * rates table. - */ -u8 mwifiex_data_rate_to_index(u32 rate) -{ - u16 *ptr; - - if (rate) { - ptr = memchr(mwifiex_data_rates, rate, - sizeof(mwifiex_data_rates)); - if (ptr) - return (u8) (ptr - mwifiex_data_rates); - } - return 0; -} - -/* * This function returns the current active data rates. * * The result may vary depending upon connection status. @@ -149,65 +302,24 @@ u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv, u8 *rates) return mwifiex_get_supported_rates(priv, rates); else return mwifiex_copy_rates(rates, 0, - priv->curr_bss_params.data_rates, - priv->curr_bss_params.num_of_rates); + priv->curr_bss_params.data_rates, + priv->curr_bss_params.num_of_rates); } /* * This function locates the Channel-Frequency-Power triplet based upon - * band and channel parameters. + * band and channel/frequency parameters. */ struct mwifiex_chan_freq_power * -mwifiex_get_cfp_by_band_and_channel_from_cfg80211(struct mwifiex_private - *priv, u8 band, u16 channel) +mwifiex_get_cfp(struct mwifiex_private *priv, u8 band, u16 channel, u32 freq) { struct mwifiex_chan_freq_power *cfp = NULL; struct ieee80211_supported_band *sband; - struct ieee80211_channel *ch; + struct ieee80211_channel *ch = NULL; int i; - if (mwifiex_band_to_radio_type(band) == HostCmd_SCAN_RADIO_TYPE_BG) - sband = priv->wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; - else - sband = priv->wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; - - if (!sband) { - dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d" - " & channel %d\n", __func__, band, channel); + if (!channel && !freq) return cfp; - } - - for (i = 0; i < sband->n_channels; i++) { - ch = &sband->channels[i]; - if (((ch->hw_value == channel) || - (channel == FIRST_VALID_CHANNEL)) - && !(ch->flags & IEEE80211_CHAN_DISABLED)) { - priv->cfp.channel = channel; - priv->cfp.freq = ch->center_freq; - priv->cfp.max_tx_power = ch->max_power; - cfp = &priv->cfp; - break; - } - } - if (i == sband->n_channels) - dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d" - " & channel %d\n", __func__, band, channel); - - return cfp; -} - -/* - * This function locates the Channel-Frequency-Power triplet based upon - * band and frequency parameters. - */ -struct mwifiex_chan_freq_power * -mwifiex_get_cfp_by_band_and_freq_from_cfg80211(struct mwifiex_private *priv, - u8 band, u32 freq) -{ - struct mwifiex_chan_freq_power *cfp = NULL; - struct ieee80211_supported_band *sband; - struct ieee80211_channel *ch; - int i; if (mwifiex_band_to_radio_type(band) == HostCmd_SCAN_RADIO_TYPE_BG) sband = priv->wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; @@ -215,25 +327,40 @@ mwifiex_get_cfp_by_band_and_freq_from_cfg80211(struct mwifiex_private *priv, sband = priv->wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; if (!sband) { - dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d" - " & freq %d\n", __func__, band, freq); + dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d\n", + __func__, band); return cfp; } for (i = 0; i < sband->n_channels; i++) { ch = &sband->channels[i]; - if ((ch->center_freq == freq) && - !(ch->flags & IEEE80211_CHAN_DISABLED)) { - priv->cfp.channel = ch->hw_value; - priv->cfp.freq = freq; - priv->cfp.max_tx_power = ch->max_power; - cfp = &priv->cfp; - break; + + if (ch->flags & IEEE80211_CHAN_DISABLED) + continue; + + if (freq) { + if (ch->center_freq == freq) + break; + } else { + /* find by valid channel*/ + if (ch->hw_value == channel || + channel == FIRST_VALID_CHANNEL) + break; } } - if (i == sband->n_channels) + if (i == sband->n_channels) { dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d" - " & freq %d\n", __func__, band, freq); + " & channel=%d freq=%d\n", __func__, band, channel, + freq); + } else { + if (!ch) + return cfp; + + priv->cfp.channel = ch->hw_value; + priv->cfp.freq = ch->center_freq; + priv->cfp.max_tx_power = ch->max_power; + cfp = &priv->cfp; + } return cfp; } @@ -257,31 +384,51 @@ mwifiex_is_rate_auto(struct mwifiex_private *priv) return false; } -/* - * This function converts rate bitmap into rate index. +/* This function gets the supported data rates from bitmask inside + * cfg80211_scan_request. */ -int mwifiex_get_rate_index(u16 *rate_bitmap, int size) +u32 mwifiex_get_rates_from_cfg80211(struct mwifiex_private *priv, + u8 *rates, u8 radio_type) { + struct wiphy *wiphy = priv->adapter->wiphy; + struct cfg80211_scan_request *request = priv->scan_request; + u32 num_rates, rate_mask; + struct ieee80211_supported_band *sband; int i; - for (i = 0; i < size * 8; i++) - if (rate_bitmap[i / 16] & (1 << (i % 16))) - return i; + if (radio_type) { + sband = wiphy->bands[IEEE80211_BAND_5GHZ]; + if (WARN_ON_ONCE(!sband)) + return 0; + rate_mask = request->rates[IEEE80211_BAND_5GHZ]; + } else { + sband = wiphy->bands[IEEE80211_BAND_2GHZ]; + if (WARN_ON_ONCE(!sband)) + return 0; + rate_mask = request->rates[IEEE80211_BAND_2GHZ]; + } - return 0; + num_rates = 0; + for (i = 0; i < sband->n_bitrates; i++) { + if ((BIT(i) & rate_mask) == 0) + continue; /* skip rate */ + rates[num_rates++] = (u8)(sband->bitrates[i].bitrate / 5); + } + + return num_rates; } -/* - * This function gets the supported data rates. - * - * The function works in both Ad-Hoc and infra mode by printing the - * band and returning the data rates. +/* This function gets the supported data rates. The function works in + * both Ad-Hoc and infra mode by printing the band and returning the + * data rates. */ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) { u32 k = 0; struct mwifiex_adapter *adapter = priv->adapter; - if (priv->bss_mode == NL80211_IFTYPE_STATION) { + + if (priv->bss_mode == NL80211_IFTYPE_STATION || + priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { switch (adapter->config_bands) { case BAND_B: dev_dbg(adapter->dev, "info: infra band=%d " @@ -300,6 +447,7 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) case BAND_A | BAND_B | BAND_G: case BAND_A | BAND_B: case BAND_A | BAND_B | BAND_G | BAND_GN | BAND_AN: + case BAND_A | BAND_B | BAND_G | BAND_GN | BAND_AN | BAND_AAC: case BAND_B | BAND_G | BAND_GN: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_bg\n", adapter->config_bands); @@ -313,8 +461,11 @@ u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates) k = mwifiex_copy_rates(rates, k, supported_rates_a, sizeof(supported_rates_a)); break; + case BAND_AN: case BAND_A | BAND_AN: + case BAND_A | BAND_AN | BAND_AAC: case BAND_A | BAND_G | BAND_AN | BAND_GN: + case BAND_A | BAND_G | BAND_AN | BAND_GN | BAND_AAC: dev_dbg(adapter->dev, "info: infra band=%d " "supported_rates_a\n", adapter->config_bands); k = mwifiex_copy_rates(rates, k, supported_rates_a, diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index ac278156d39..c161141f6c3 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" /* * This function initializes a command node. @@ -36,13 +37,12 @@ static void mwifiex_init_cmd_node(struct mwifiex_private *priv, struct cmd_ctrl_node *cmd_node, - u32 cmd_oid, void *data_buf) + u32 cmd_oid, void *data_buf, bool sync) { cmd_node->priv = priv; cmd_node->cmd_oid = cmd_oid; - if (priv->adapter->cmd_wait_q_required) { - cmd_node->wait_q_enabled = priv->adapter->cmd_wait_q_required; - priv->adapter->cmd_wait_q_required = false; + if (sync) { + cmd_node->wait_q_enabled = true; cmd_node->cmd_wait_q_woken = false; cmd_node->condition = &cmd_node->cmd_wait_q_woken; } @@ -67,7 +67,7 @@ mwifiex_get_cmd_node(struct mwifiex_adapter *adapter) return NULL; } cmd_node = list_first_entry(&adapter->cmd_free_q, - struct cmd_ctrl_node, list); + struct cmd_ctrl_node, list); list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags); @@ -139,6 +139,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, uint16_t cmd_size; struct timeval tstamp; unsigned long flags; + __le32 tmp; if (!adapter || !cmd_node) return -1; @@ -151,44 +152,84 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, " or cmd size is 0, not sending\n"); if (cmd_node->wait_q_enabled) adapter->cmd_wait_q.status = -1; - mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + mwifiex_recycle_cmd_node(adapter, cmd_node); + return -1; + } + + cmd_code = le16_to_cpu(host_cmd->command); + cmd_size = le16_to_cpu(host_cmd->size); + + if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET && + cmd_code != HostCmd_CMD_FUNC_SHUTDOWN && + cmd_code != HostCmd_CMD_FUNC_INIT) { + dev_err(adapter->dev, + "DNLD_CMD: FW in reset state, ignore cmd %#x\n", + cmd_code); + if (cmd_node->wait_q_enabled) + mwifiex_complete_cmd(adapter, cmd_node); + mwifiex_recycle_cmd_node(adapter, cmd_node); + queue_work(adapter->workqueue, &adapter->main_work); return -1; } /* Set command sequence number */ adapter->seq_num++; host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO - (adapter->seq_num, cmd_node->priv->bss_num, - cmd_node->priv->bss_type)); + (adapter->seq_num, + cmd_node->priv->bss_num, + cmd_node->priv->bss_type)); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = cmd_node; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); - cmd_code = le16_to_cpu(host_cmd->command); - cmd_size = le16_to_cpu(host_cmd->size); - - skb_trim(cmd_node->cmd_skb, cmd_size); + /* Adjust skb length */ + if (cmd_node->cmd_skb->len > cmd_size) + /* + * cmd_size is less than sizeof(struct host_cmd_ds_command). + * Trim off the unused portion. + */ + skb_trim(cmd_node->cmd_skb, cmd_size); + else if (cmd_node->cmd_skb->len < cmd_size) + /* + * cmd_size is larger than sizeof(struct host_cmd_ds_command) + * because we have appended custom IE TLV. Increase skb length + * accordingly. + */ + skb_put(cmd_node->cmd_skb, cmd_size - cmd_node->cmd_skb->len); do_gettimeofday(&tstamp); dev_dbg(adapter->dev, "cmd: DNLD_CMD: (%lu.%lu): %#x, act %#x, len %d," " seqno %#x\n", tstamp.tv_sec, tstamp.tv_usec, cmd_code, - le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size, - le16_to_cpu(host_cmd->seq_num)); - - skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, - cmd_node->cmd_skb, NULL); - - skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN); + le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)), cmd_size, + le16_to_cpu(host_cmd->seq_num)); + + if (adapter->iface_type == MWIFIEX_USB) { + tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); + skb_push(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); + memcpy(cmd_node->cmd_skb->data, &tmp, MWIFIEX_TYPE_LEN); + adapter->cmd_sent = true; + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_CMD_EVENT, + cmd_node->cmd_skb, NULL); + skb_pull(cmd_node->cmd_skb, MWIFIEX_TYPE_LEN); + if (ret == -EBUSY) + cmd_node->cmd_skb = NULL; + } else { + skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, + cmd_node->cmd_skb, NULL); + skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN); + } if (ret == -1) { dev_err(adapter->dev, "DNLD_CMD: host to card failed\n"); + if (adapter->iface_type == MWIFIEX_USB) + adapter->cmd_sent = false; if (cmd_node->wait_q_enabled) adapter->cmd_wait_q.status = -1; - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; @@ -200,17 +241,17 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, /* Save the last command id and action to debug log */ adapter->dbg.last_cmd_index = - (adapter->dbg.last_cmd_index + 1) % DBG_CMD_NUM; + (adapter->dbg.last_cmd_index + 1) % DBG_CMD_NUM; adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index] = cmd_code; adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index] = - le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)); + le16_to_cpu(*(__le16 *) ((u8 *) host_cmd + S_DS_GEN)); /* Clear BSS_NO_BITS from HostCmd */ cmd_code &= HostCmd_CMD_ID_MASK; /* Setup the timer after transmit command */ mod_timer(&adapter->cmd_timer, - jiffies + (MWIFIEX_TIMER_10S * HZ) / 1000); + jiffies + msecs_to_jiffies(MWIFIEX_TIMER_10S)); return 0; } @@ -230,19 +271,40 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) struct mwifiex_private *priv; struct mwifiex_opt_sleep_confirm *sleep_cfm_buf = (struct mwifiex_opt_sleep_confirm *) - adapter->sleep_cfm->data; + adapter->sleep_cfm->data; + struct sk_buff *sleep_cfm_tmp; + __le32 tmp; + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + adapter->seq_num++; sleep_cfm_buf->seq_num = cpu_to_le16((HostCmd_SET_SEQ_NO_BSS_INFO (adapter->seq_num, priv->bss_num, priv->bss_type))); - adapter->seq_num++; - skb_push(adapter->sleep_cfm, INTF_HEADER_LEN); - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, - adapter->sleep_cfm, NULL); - skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN); + if (adapter->iface_type == MWIFIEX_USB) { + sleep_cfm_tmp = + dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm) + + MWIFIEX_TYPE_LEN); + skb_put(sleep_cfm_tmp, sizeof(struct mwifiex_opt_sleep_confirm) + + MWIFIEX_TYPE_LEN); + tmp = cpu_to_le32(MWIFIEX_USB_TYPE_CMD); + memcpy(sleep_cfm_tmp->data, &tmp, MWIFIEX_TYPE_LEN); + memcpy(sleep_cfm_tmp->data + MWIFIEX_TYPE_LEN, + adapter->sleep_cfm->data, + sizeof(struct mwifiex_opt_sleep_confirm)); + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_CMD_EVENT, + sleep_cfm_tmp, NULL); + if (ret != -EBUSY) + dev_kfree_skb_any(sleep_cfm_tmp); + } else { + skb_push(adapter->sleep_cfm, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD, + adapter->sleep_cfm, NULL); + skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN); + } if (ret == -1) { dev_err(adapter->dev, "SLEEP_CFM: failed\n"); @@ -250,20 +312,20 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) return -1; } if (GET_BSS_ROLE(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY)) - == MWIFIEX_BSS_ROLE_STA) { - if (!sleep_cfm_buf->resp_ctrl) + == MWIFIEX_BSS_ROLE_STA) { + if (!le16_to_cpu(sleep_cfm_buf->resp_ctrl)) /* Response is not needed for sleep confirm command */ adapter->ps_state = PS_STATE_SLEEP; else adapter->ps_state = PS_STATE_SLEEP_CFM; - if (!sleep_cfm_buf->resp_ctrl - && (adapter->is_hs_configured - && !adapter->sleep_period.period)) { + if (!le16_to_cpu(sleep_cfm_buf->resp_ctrl) && + (adapter->is_hs_configured && + !adapter->sleep_period.period)) { adapter->pm_wakeup_card_req = true; - mwifiex_hs_activated_event(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_STA), true); + mwifiex_hs_activated_event(mwifiex_get_priv + (adapter, MWIFIEX_BSS_ROLE_STA), true); } } @@ -285,20 +347,15 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) int mwifiex_alloc_cmd_buffer(struct mwifiex_adapter *adapter) { struct cmd_ctrl_node *cmd_array; - u32 buf_size; u32 i; /* Allocate and initialize struct cmd_ctrl_node */ - buf_size = sizeof(struct cmd_ctrl_node) * MWIFIEX_NUM_OF_CMD_BUFFER; - cmd_array = kzalloc(buf_size, GFP_KERNEL); - if (!cmd_array) { - dev_err(adapter->dev, "%s: failed to alloc cmd_array\n", - __func__); + cmd_array = kcalloc(MWIFIEX_NUM_OF_CMD_BUFFER, + sizeof(struct cmd_ctrl_node), GFP_KERNEL); + if (!cmd_array) return -ENOMEM; - } adapter->cmd_pool = cmd_array; - memset(adapter->cmd_pool, 0, buf_size); /* Allocate and initialize command buffers */ for (i = 0; i < MWIFIEX_NUM_OF_CMD_BUFFER; i++) { @@ -342,7 +399,12 @@ int mwifiex_free_cmd_buffer(struct mwifiex_adapter *adapter) } if (!cmd_array[i].resp_skb) continue; - dev_kfree_skb_any(cmd_array[i].resp_skb); + + if (adapter->iface_type == MWIFIEX_USB) + adapter->if_ops.cmdrsp_complete(adapter, + cmd_array[i].resp_skb); + else + dev_kfree_skb_any(cmd_array[i].resp_skb); } /* Release struct cmd_ctrl_node */ if (adapter->cmd_pool) { @@ -376,9 +438,9 @@ int mwifiex_process_event(struct mwifiex_adapter *adapter) /* Save the last event to debug log */ adapter->dbg.last_event_index = - (adapter->dbg.last_event_index + 1) % DBG_CMD_NUM; + (adapter->dbg.last_event_index + 1) % DBG_CMD_NUM; adapter->dbg.last_event[adapter->dbg.last_event_index] = - (u16) eventcause; + (u16) eventcause; /* Get BSS number and corresponding priv */ priv = mwifiex_get_priv_by_id(adapter, EVENT_GET_BSS_NUM(eventcause), @@ -391,16 +453,26 @@ int mwifiex_process_event(struct mwifiex_adapter *adapter) if (skb) { rx_info = MWIFIEX_SKB_RXCB(skb); - rx_info->bss_index = priv->bss_index; + memset(rx_info, 0, sizeof(*rx_info)); + rx_info->bss_num = priv->bss_num; + rx_info->bss_type = priv->bss_type; } if (eventcause != EVENT_PS_SLEEP && eventcause != EVENT_PS_AWAKE) { do_gettimeofday(&tstamp); dev_dbg(adapter->dev, "event: %lu.%lu: cause: %#x\n", - tstamp.tv_sec, tstamp.tv_usec, eventcause); + tstamp.tv_sec, tstamp.tv_usec, eventcause); + } else { + /* Handle PS_SLEEP/AWAKE events on STA */ + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); + if (!priv) + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); } - ret = mwifiex_process_sta_event(priv); + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) + ret = mwifiex_process_uap_event(priv); + else + ret = mwifiex_process_sta_event(priv); adapter->event_cause = 0; adapter->event_skb = NULL; @@ -410,30 +482,7 @@ int mwifiex_process_event(struct mwifiex_adapter *adapter) } /* - * This function is used to send synchronous command to the firmware. - * - * it allocates a wait queue for the command and wait for the command - * response. - */ -int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, - u16 cmd_action, u32 cmd_oid, void *data_buf) -{ - int ret = 0; - struct mwifiex_adapter *adapter = priv->adapter; - - adapter->cmd_wait_q_required = true; - - ret = mwifiex_send_cmd_async(priv, cmd_no, cmd_action, cmd_oid, - data_buf); - if (!ret) - ret = mwifiex_wait_queue_complete(adapter); - - return ret; -} - - -/* - * This function prepares a command and asynchronously send it to the firmware. + * This function prepares a command and send it to the firmware. * * Preparation includes - * - Sanity tests to make sure the card is still present or the FW @@ -443,8 +492,8 @@ int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, * - Fill up the non-default parameters and buffer pointers * - Add the command to pending queue */ -int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, - u16 cmd_action, u32 cmd_oid, void *data_buf) +int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no, + u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync) { int ret; struct mwifiex_adapter *adapter = priv->adapter; @@ -461,11 +510,21 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, return -1; } + if (adapter->hs_enabling && cmd_no != HostCmd_CMD_802_11_HS_CFG_ENH) { + dev_err(adapter->dev, "PREP_CMD: host entering sleep state\n"); + return -1; + } + if (adapter->surprise_removed) { dev_err(adapter->dev, "PREP_CMD: card is removed\n"); return -1; } + if (adapter->is_cmd_timedout) { + dev_err(adapter->dev, "PREP_CMD: FW is in bad state\n"); + return -1; + } + if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET) { if (cmd_no != HostCmd_CMD_FUNC_INIT) { dev_err(adapter->dev, "PREP_CMD: FW in reset state\n"); @@ -482,7 +541,7 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, } /* Initialize the command node */ - mwifiex_init_cmd_node(priv, cmd_node, cmd_oid, data_buf); + mwifiex_init_cmd_node(priv, cmd_node, cmd_oid, data_buf, sync); if (!cmd_node->cmd_skb) { dev_err(adapter->dev, "PREP_CMD: no free cmd buf\n"); @@ -498,8 +557,21 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, /* Prepare command */ if (cmd_no) { - ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action, - cmd_oid, data_buf, cmd_ptr); + switch (cmd_no) { + case HostCmd_CMD_UAP_SYS_CONFIG: + case HostCmd_CMD_UAP_BSS_START: + case HostCmd_CMD_UAP_BSS_STOP: + case HostCmd_CMD_UAP_STA_DEAUTH: + ret = mwifiex_uap_prepare_cmd(priv, cmd_no, cmd_action, + cmd_oid, data_buf, + cmd_ptr); + break; + default: + ret = mwifiex_sta_prepare_cmd(priv, cmd_no, cmd_action, + cmd_oid, data_buf, + cmd_ptr); + break; + } } else { ret = mwifiex_cmd_host_cmd(priv, cmd_ptr, data_buf); cmd_node->cmd_flag |= CMD_F_HOSTCMD; @@ -508,17 +580,20 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, /* Return error, since the command preparation failed */ if (ret) { dev_err(adapter->dev, "PREP_CMD: cmd %#x preparation failed\n", - cmd_no); + cmd_no); mwifiex_insert_cmd_to_free_q(adapter, cmd_node); return -1; } /* Send command */ - if (cmd_no == HostCmd_CMD_802_11_SCAN) { + if (cmd_no == HostCmd_CMD_802_11_SCAN || + cmd_no == HostCmd_CMD_802_11_SCAN_EXT) { mwifiex_queue_scan_cmd(priv, cmd_node); } else { - adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); + queue_work(adapter->workqueue, &adapter->main_work); + if (cmd_node->wait_q_enabled) + ret = mwifiex_wait_queue_complete(adapter, cmd_node); } return ret; @@ -550,6 +625,20 @@ mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter, spin_unlock_irqrestore(&adapter->cmd_free_q_lock, flags); } +/* This function reuses a command node. */ +void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_node) +{ + struct host_cmd_ds_command *host_cmd = (void *)cmd_node->cmd_skb->data; + + mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + + atomic_dec(&adapter->cmd_pending); + dev_dbg(adapter->dev, "cmd: FREE_CMD: cmd=%#x, cmd_pending=%d\n", + le16_to_cpu(host_cmd->command), + atomic_read(&adapter->cmd_pending)); +} + /* * This function queues a command to the command pending queue. * @@ -576,9 +665,9 @@ mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter, /* Exit_PS command needs to be queued in the header always. */ if (command == HostCmd_CMD_802_11_PS_MODE_ENH) { struct host_cmd_ds_802_11_ps_mode_enh *pm = - &host_cmd->params.psmode_enh; - if ((le16_to_cpu(pm->action) == DIS_PS) - || (le16_to_cpu(pm->action) == DIS_AUTO_PS)) { + &host_cmd->params.psmode_enh; + if ((le16_to_cpu(pm->action) == DIS_PS) || + (le16_to_cpu(pm->action) == DIS_AUTO_PS)) { if (adapter->ps_state != PS_STATE_AWAKE) add_tail = false; } @@ -591,7 +680,9 @@ mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter, list_add(&cmd_node->list, &adapter->cmd_pending_q); spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags); - dev_dbg(adapter->dev, "cmd: QUEUE_CMD: cmd=%#x is queued\n", command); + atomic_inc(&adapter->cmd_pending); + dev_dbg(adapter->dev, "cmd: QUEUE_CMD: cmd=%#x, cmd_pending=%d\n", + command, atomic_read(&adapter->cmd_pending)); } /* @@ -686,22 +777,22 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) unsigned long flags; /* Now we got response from FW, cancel the command timer */ - del_timer(&adapter->cmd_timer); + del_timer_sync(&adapter->cmd_timer); if (!adapter->curr_cmd || !adapter->curr_cmd->resp_skb) { resp = (struct host_cmd_ds_command *) adapter->upld_buf; dev_err(adapter->dev, "CMD_RESP: NULL curr_cmd, %#x\n", - le16_to_cpu(resp->command)); + le16_to_cpu(resp->command)); return -1; } - adapter->num_cmd_timeout = 0; + adapter->is_cmd_timedout = 0; resp = (struct host_cmd_ds_command *) adapter->curr_cmd->resp_skb->data; if (adapter->curr_cmd->cmd_flag & CMD_F_CANCELED) { dev_err(adapter->dev, "CMD_RESP: %#x been canceled\n", - le16_to_cpu(resp->command)); - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + le16_to_cpu(resp->command)); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); @@ -724,8 +815,8 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) /* Get BSS number and corresponding priv */ priv = mwifiex_get_priv_by_id(adapter, - HostCmd_GET_BSS_NO(le16_to_cpu(resp->seq_num)), - HostCmd_GET_BSS_TYPE(le16_to_cpu(resp->seq_num))); + HostCmd_GET_BSS_NO(le16_to_cpu(resp->seq_num)), + HostCmd_GET_BSS_TYPE(le16_to_cpu(resp->seq_num))); if (!priv) priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); /* Clear RET_BIT from HostCmd */ @@ -736,9 +827,9 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) /* Save the last command response to debug log */ adapter->dbg.last_cmd_resp_index = - (adapter->dbg.last_cmd_resp_index + 1) % DBG_CMD_NUM; + (adapter->dbg.last_cmd_resp_index + 1) % DBG_CMD_NUM; adapter->dbg.last_cmd_resp_id[adapter->dbg.last_cmd_resp_index] = - orig_cmdresp_no; + orig_cmdresp_no; do_gettimeofday(&tstamp); dev_dbg(adapter->dev, "cmd: CMD_RESP: (%lu.%lu): 0x%x, result %d," @@ -751,7 +842,7 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) if (adapter->curr_cmd->wait_q_enabled) adapter->cmd_wait_q.status = -1; - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); @@ -760,8 +851,8 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) if (adapter->curr_cmd->cmd_flag & CMD_F_HOSTCMD) { adapter->curr_cmd->cmd_flag &= ~CMD_F_HOSTCMD; - if ((cmdresp_result == HostCmd_RESULT_OK) - && (cmdresp_no == HostCmd_CMD_802_11_HS_CFG_ENH)) + if ((cmdresp_result == HostCmd_RESULT_OK) && + (cmdresp_no == HostCmd_CMD_802_11_HS_CFG_ENH)) ret = mwifiex_ret_802_11_hs_cfg(priv, resp); } else { /* handle response */ @@ -770,7 +861,7 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) /* Check init command response */ if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) { - if (ret == -1) { + if (ret) { dev_err(adapter->dev, "%s: cmd %#x failed during " "initialization\n", __func__, cmdresp_no); mwifiex_init_fw_complete(adapter); @@ -780,13 +871,10 @@ int mwifiex_process_cmdresp(struct mwifiex_adapter *adapter) } if (adapter->curr_cmd) { - if (adapter->curr_cmd->wait_q_enabled && (!ret)) - adapter->cmd_wait_q.status = 0; - else if (adapter->curr_cmd->wait_q_enabled && (ret == -1)) - adapter->cmd_wait_q.status = -1; + if (adapter->curr_cmd->wait_q_enabled) + adapter->cmd_wait_q.status = ret; - /* Clean up and put current command back to cmd_free_q */ - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; @@ -809,63 +897,72 @@ mwifiex_cmd_timeout_func(unsigned long function_context) struct cmd_ctrl_node *cmd_node; struct timeval tstamp; - adapter->num_cmd_timeout++; - adapter->dbg.num_cmd_timeout++; + adapter->is_cmd_timedout = 1; if (!adapter->curr_cmd) { dev_dbg(adapter->dev, "cmd: empty curr_cmd\n"); return; } cmd_node = adapter->curr_cmd; - if (cmd_node->wait_q_enabled) - adapter->cmd_wait_q.status = -ETIMEDOUT; - if (cmd_node) { adapter->dbg.timeout_cmd_id = adapter->dbg.last_cmd_id[adapter->dbg.last_cmd_index]; adapter->dbg.timeout_cmd_act = adapter->dbg.last_cmd_act[adapter->dbg.last_cmd_index]; do_gettimeofday(&tstamp); - dev_err(adapter->dev, "%s: Timeout cmd id (%lu.%lu) = %#x," - " act = %#x\n", __func__, - tstamp.tv_sec, tstamp.tv_usec, - adapter->dbg.timeout_cmd_id, - adapter->dbg.timeout_cmd_act); + dev_err(adapter->dev, + "%s: Timeout cmd id (%lu.%lu) = %#x, act = %#x\n", + __func__, tstamp.tv_sec, tstamp.tv_usec, + adapter->dbg.timeout_cmd_id, + adapter->dbg.timeout_cmd_act); dev_err(adapter->dev, "num_data_h2c_failure = %d\n", - adapter->dbg.num_tx_host_to_card_failure); + adapter->dbg.num_tx_host_to_card_failure); dev_err(adapter->dev, "num_cmd_h2c_failure = %d\n", - adapter->dbg.num_cmd_host_to_card_failure); + adapter->dbg.num_cmd_host_to_card_failure); - dev_err(adapter->dev, "num_cmd_timeout = %d\n", - adapter->dbg.num_cmd_timeout); + dev_err(adapter->dev, "is_cmd_timedout = %d\n", + adapter->is_cmd_timedout); dev_err(adapter->dev, "num_tx_timeout = %d\n", - adapter->dbg.num_tx_timeout); + adapter->dbg.num_tx_timeout); dev_err(adapter->dev, "last_cmd_index = %d\n", - adapter->dbg.last_cmd_index); - print_hex_dump_bytes("last_cmd_id: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_id, DBG_CMD_NUM); - print_hex_dump_bytes("last_cmd_act: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_act, DBG_CMD_NUM); + adapter->dbg.last_cmd_index); + dev_err(adapter->dev, "last_cmd_id: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_id), + adapter->dbg.last_cmd_id); + dev_err(adapter->dev, "last_cmd_act: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_act), + adapter->dbg.last_cmd_act); dev_err(adapter->dev, "last_cmd_resp_index = %d\n", - adapter->dbg.last_cmd_resp_index); - print_hex_dump_bytes("last_cmd_resp_id: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_cmd_resp_id, DBG_CMD_NUM); + adapter->dbg.last_cmd_resp_index); + dev_err(adapter->dev, "last_cmd_resp_id: %*ph\n", + (int)sizeof(adapter->dbg.last_cmd_resp_id), + adapter->dbg.last_cmd_resp_id); dev_err(adapter->dev, "last_event_index = %d\n", - adapter->dbg.last_event_index); - print_hex_dump_bytes("last_event: ", DUMP_PREFIX_OFFSET, - adapter->dbg.last_event, DBG_CMD_NUM); + adapter->dbg.last_event_index); + dev_err(adapter->dev, "last_event: %*ph\n", + (int)sizeof(adapter->dbg.last_event), + adapter->dbg.last_event); dev_err(adapter->dev, "data_sent=%d cmd_sent=%d\n", - adapter->data_sent, adapter->cmd_sent); + adapter->data_sent, adapter->cmd_sent); dev_err(adapter->dev, "ps_mode=%d ps_state=%d\n", - adapter->ps_mode, adapter->ps_state); + adapter->ps_mode, adapter->ps_state); + + if (cmd_node->wait_q_enabled) { + adapter->cmd_wait_q.status = -ETIMEDOUT; + wake_up_interruptible(&adapter->cmd_wait_q.wait); + mwifiex_cancel_pending_ioctl(adapter); + } } if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) mwifiex_init_fw_complete(adapter); + + if (adapter->if_ops.card_reset) + adapter->if_ops.card_reset(adapter); } /* @@ -879,13 +976,14 @@ void mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter) { struct cmd_ctrl_node *cmd_node = NULL, *tmp_node; - unsigned long flags; + unsigned long flags, cmd_flags; + struct mwifiex_private *priv; + int i; + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); /* Cancel current cmd */ if ((adapter->curr_cmd) && (adapter->curr_cmd->wait_q_enabled)) { - spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd->wait_q_enabled = false; - spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); adapter->cmd_wait_q.status = -1; mwifiex_complete_cmd(adapter, adapter->curr_cmd); } @@ -901,10 +999,11 @@ mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter) mwifiex_complete_cmd(adapter, cmd_node); cmd_node->wait_q_enabled = false; } - mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + mwifiex_recycle_cmd_node(adapter, cmd_node); spin_lock_irqsave(&adapter->cmd_pending_q_lock, flags); } spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, flags); + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); /* Cancel all pending scan command */ spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); @@ -919,9 +1018,21 @@ mwifiex_cancel_all_pending_cmd(struct mwifiex_adapter *adapter) } spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); - spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); - adapter->scan_processing = false; - spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + if (adapter->scan_processing) { + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); + adapter->scan_processing = false; + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if (priv->scan_request) { + dev_dbg(adapter->dev, "info: aborting scan\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + } + } + } } /* @@ -939,22 +1050,19 @@ mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) { struct cmd_ctrl_node *cmd_node = NULL, *tmp_node = NULL; unsigned long cmd_flags; - unsigned long cmd_pending_q_flags; unsigned long scan_pending_q_flags; - uint16_t cancel_scan_cmd = false; + struct mwifiex_private *priv; + int i; if ((adapter->curr_cmd) && - (adapter->curr_cmd->wait_q_enabled)) { + (adapter->curr_cmd->wait_q_enabled)) { spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); cmd_node = adapter->curr_cmd; cmd_node->wait_q_enabled = false; cmd_node->cmd_flag |= CMD_F_CANCELED; - spin_lock_irqsave(&adapter->cmd_pending_q_lock, - cmd_pending_q_flags); - list_del(&cmd_node->list); - spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, - cmd_pending_q_flags); - mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + mwifiex_recycle_cmd_node(adapter, cmd_node); + mwifiex_complete_cmd(adapter, adapter->curr_cmd); + adapter->curr_cmd = NULL; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); } @@ -970,18 +1078,26 @@ mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) mwifiex_insert_cmd_to_free_q(adapter, cmd_node); spin_lock_irqsave(&adapter->scan_pending_q_lock, scan_pending_q_flags); - cancel_scan_cmd = true; } spin_unlock_irqrestore(&adapter->scan_pending_q_lock, scan_pending_q_flags); - if (cancel_scan_cmd) { + if (adapter->scan_processing) { spin_lock_irqsave(&adapter->mwifiex_cmd_lock, cmd_flags); adapter->scan_processing = false; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if (priv->scan_request) { + dev_dbg(adapter->dev, "info: aborting scan\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + } + } } adapter->cmd_wait_q.status = -1; - mwifiex_complete_cmd(adapter, adapter->curr_cmd); } /* @@ -1002,9 +1118,9 @@ mwifiex_check_ps_cond(struct mwifiex_adapter *adapter) else dev_dbg(adapter->dev, "cmd: Delay Sleep Confirm (%s%s%s)\n", - (adapter->cmd_sent) ? "D" : "", - (adapter->curr_cmd) ? "C" : "", - (IS_CARD_RX_RCVD(adapter)) ? "R" : ""); + (adapter->cmd_sent) ? "D" : "", + (adapter->curr_cmd) ? "C" : "", + (IS_CARD_RX_RCVD(adapter)) ? "R" : ""); } /* @@ -1018,6 +1134,8 @@ mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated) if (activated) { if (priv->adapter->is_hs_configured) { priv->adapter->hs_activated = true; + mwifiex_update_rxreor_flags(priv->adapter, + RXREOR_FORCE_NO_DROP); dev_dbg(priv->adapter->dev, "event: hs_activated\n"); priv->adapter->hs_activate_wait_q_woken = true; wake_up_interruptible( @@ -1049,18 +1167,21 @@ int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv, &resp->params.opt_hs_cfg; uint32_t conditions = le32_to_cpu(phs_cfg->params.hs_config.conditions); - if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE)) { + if (phs_cfg->action == cpu_to_le16(HS_ACTIVATE) && + adapter->iface_type != MWIFIEX_USB) { mwifiex_hs_activated_event(priv, true); return 0; } else { dev_dbg(adapter->dev, "cmd: CMD_RESP: HS_CFG cmd reply" " result=%#x, conditions=0x%x gpio=0x%x gap=0x%x\n", resp->result, conditions, - phs_cfg->params.hs_config.gpio, - phs_cfg->params.hs_config.gap); + phs_cfg->params.hs_config.gpio, + phs_cfg->params.hs_config.gap); } - if (conditions != HOST_SLEEP_CFG_CANCEL) { + if (conditions != HS_CFG_CANCEL) { adapter->is_hs_configured = true; + if (adapter->iface_type == MWIFIEX_USB) + mwifiex_hs_activated_event(priv, true); } else { adapter->is_hs_configured = false; if (adapter->hs_activated) @@ -1083,9 +1204,12 @@ mwifiex_process_hs_config(struct mwifiex_adapter *adapter) adapter->if_ops.wakeup(adapter); adapter->hs_activated = false; adapter->is_hs_configured = false; + adapter->is_suspended = false; mwifiex_hs_activated_event(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), false); + MWIFIEX_BSS_ROLE_ANY), + false); } +EXPORT_SYMBOL_GPL(mwifiex_process_hs_config); /* * This function handles the command response of a sleep confirm command. @@ -1120,22 +1244,24 @@ mwifiex_process_sleep_confirm_resp(struct mwifiex_adapter *adapter, command &= HostCmd_CMD_ID_MASK; if (command != HostCmd_CMD_802_11_PS_MODE_ENH) { - dev_err(adapter->dev, "%s: received unexpected response for" - " cmd %x, result = %x\n", __func__, command, result); + dev_err(adapter->dev, + "%s: rcvd unexpected resp for cmd %#x, result = %x\n", + __func__, command, result); return; } if (result) { dev_err(adapter->dev, "%s: sleep confirm cmd failed\n", - __func__); + __func__); adapter->pm_wakeup_card_req = false; adapter->ps_state = PS_STATE_AWAKE; return; } adapter->pm_wakeup_card_req = true; if (adapter->is_hs_configured) - mwifiex_hs_activated_event(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), true); + mwifiex_hs_activated_event(mwifiex_get_priv + (adapter, MWIFIEX_BSS_ROLE_ANY), + true); adapter->ps_state = PS_STATE_SLEEP; cmd->command = cpu_to_le16(command); cmd->seq_num = cpu_to_le16(seq_num); @@ -1169,17 +1295,17 @@ int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv, psmode_enh->action = cpu_to_le16(DIS_AUTO_PS); psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) + - sizeof(psmode_enh->params.ps_bitmap)); + sizeof(psmode_enh->params.ps_bitmap)); } else if (cmd_action == GET_PS) { psmode_enh->action = cpu_to_le16(GET_PS); psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); cmd->size = cpu_to_le16(S_DS_GEN + sizeof(psmode_enh->action) + - sizeof(psmode_enh->params.ps_bitmap)); + sizeof(psmode_enh->params.ps_bitmap)); } else if (cmd_action == EN_AUTO_PS) { psmode_enh->action = cpu_to_le16(EN_AUTO_PS); psmode_enh->params.ps_bitmap = cpu_to_le16(ps_bitmap); cmd_size = S_DS_GEN + sizeof(psmode_enh->action) + - sizeof(psmode_enh->params.ps_bitmap); + sizeof(psmode_enh->params.ps_bitmap); tlv = (u8 *) cmd + cmd_size; if (ps_bitmap & BITMAP_STA_PS) { struct mwifiex_adapter *adapter = priv->adapter; @@ -1193,19 +1319,18 @@ int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv, tlv += sizeof(*ps_tlv); dev_dbg(adapter->dev, "cmd: PS Command: Enter PS\n"); ps_mode->null_pkt_interval = - cpu_to_le16(adapter->null_pkt_interval); + cpu_to_le16(adapter->null_pkt_interval); ps_mode->multiple_dtims = - cpu_to_le16(adapter->multiple_dtim); + cpu_to_le16(adapter->multiple_dtim); ps_mode->bcn_miss_timeout = - cpu_to_le16(adapter->bcn_miss_time_out); + cpu_to_le16(adapter->bcn_miss_time_out); ps_mode->local_listen_interval = cpu_to_le16(adapter->local_listen_interval); ps_mode->adhoc_wake_period = cpu_to_le16(adapter->adhoc_awake_period); ps_mode->delay_to_ps = - cpu_to_le16(adapter->delay_to_ps); - ps_mode->mode = - cpu_to_le16(adapter->enhanced_ps_mode); + cpu_to_le16(adapter->delay_to_ps); + ps_mode->mode = cpu_to_le16(adapter->enhanced_ps_mode); } if (ps_bitmap & BITMAP_AUTO_DS) { @@ -1223,7 +1348,7 @@ int mwifiex_cmd_enh_power_mode(struct mwifiex_private *priv, if (auto_ds) idletime = auto_ds->idle_time; dev_dbg(priv->adapter->dev, - "cmd: PS Command: Enter Auto Deep Sleep\n"); + "cmd: PS Command: Enter Auto Deep Sleep\n"); auto_ds_tlv->deep_sleep_timeout = cpu_to_le16(idletime); } cmd->size = cpu_to_le16(cmd_size); @@ -1250,8 +1375,9 @@ int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv, uint16_t auto_ps_bitmap = le16_to_cpu(ps_mode->params.ps_bitmap); - dev_dbg(adapter->dev, "info: %s: PS_MODE cmd reply result=%#x action=%#X\n", - __func__, resp->result, action); + dev_dbg(adapter->dev, + "info: %s: PS_MODE cmd reply result=%#x action=%#X\n", + __func__, resp->result, action); if (action == EN_AUTO_PS) { if (auto_ps_bitmap & BITMAP_AUTO_DS) { dev_dbg(adapter->dev, "cmd: Enabled auto deep sleep\n"); @@ -1260,7 +1386,8 @@ int mwifiex_ret_enh_power_mode(struct mwifiex_private *priv, if (auto_ps_bitmap & BITMAP_STA_PS) { dev_dbg(adapter->dev, "cmd: Enabled STA power save\n"); if (adapter->sleep_period.period) - dev_dbg(adapter->dev, "cmd: set to uapsd/pps mode\n"); + dev_dbg(adapter->dev, + "cmd: set to uapsd/pps mode\n"); } } else if (action == DIS_AUTO_PS) { if (ps_bitmap & BITMAP_AUTO_DS) { @@ -1340,7 +1467,10 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, { struct host_cmd_ds_get_hw_spec *hw_spec = &resp->params.hw_spec; struct mwifiex_adapter *adapter = priv->adapter; - int i; + struct mwifiex_ie_types_header *tlv; + struct hw_spec_fw_api_rev *api_rev; + u16 resp_size, api_id; + int i, left_len, parsed_len = 0; adapter->fw_cap_info = le32_to_cpu(hw_spec->fw_cap_info); @@ -1376,15 +1506,77 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, } adapter->fw_release_number = le32_to_cpu(hw_spec->fw_release_number); + adapter->fw_api_ver = (adapter->fw_release_number >> 16) & 0xff; adapter->number_of_antenna = le16_to_cpu(hw_spec->number_of_antenna); + if (le32_to_cpu(hw_spec->dot_11ac_dev_cap)) { + adapter->is_hw_11ac_capable = true; + + /* Copy 11AC cap */ + adapter->hw_dot_11ac_dev_cap = + le32_to_cpu(hw_spec->dot_11ac_dev_cap); + adapter->usr_dot_11ac_dev_cap_bg = adapter->hw_dot_11ac_dev_cap + & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; + adapter->usr_dot_11ac_dev_cap_a = adapter->hw_dot_11ac_dev_cap + & ~MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK; + + /* Copy 11AC mcs */ + adapter->hw_dot_11ac_mcs_support = + le32_to_cpu(hw_spec->dot_11ac_mcs_support); + adapter->usr_dot_11ac_mcs_support = + adapter->hw_dot_11ac_mcs_support; + } else { + adapter->is_hw_11ac_capable = false; + } + + resp_size = le16_to_cpu(resp->size) - S_DS_GEN; + if (resp_size > sizeof(struct host_cmd_ds_get_hw_spec)) { + /* we have variable HW SPEC information */ + left_len = resp_size - sizeof(struct host_cmd_ds_get_hw_spec); + while (left_len > sizeof(struct mwifiex_ie_types_header)) { + tlv = (void *)&hw_spec->tlvs + parsed_len; + switch (le16_to_cpu(tlv->type)) { + case TLV_TYPE_FW_API_REV: + api_rev = (struct hw_spec_fw_api_rev *)tlv; + api_id = le16_to_cpu(api_rev->api_id); + switch (api_id) { + case KEY_API_VER_ID: + adapter->fw_key_api_major_ver = + api_rev->major_ver; + adapter->fw_key_api_minor_ver = + api_rev->minor_ver; + dev_dbg(adapter->dev, + "fw_key_api v%d.%d\n", + adapter->fw_key_api_major_ver, + adapter->fw_key_api_minor_ver); + break; + default: + dev_warn(adapter->dev, + "Unknown FW api_id: %d\n", + api_id); + break; + } + break; + default: + dev_warn(adapter->dev, + "Unknown GET_HW_SPEC TLV type: %#x\n", + le16_to_cpu(tlv->type)); + break; + } + parsed_len += le16_to_cpu(tlv->len) + + sizeof(struct mwifiex_ie_types_header); + left_len -= parsed_len; + } + } + dev_dbg(adapter->dev, "info: GET_HW_SPEC: fw_release_number- %#x\n", - adapter->fw_release_number); + adapter->fw_release_number); dev_dbg(adapter->dev, "info: GET_HW_SPEC: permanent addr: %pM\n", - hw_spec->permanent_addr); - dev_dbg(adapter->dev, "info: GET_HW_SPEC: hw_if_version=%#x version=%#x\n", + hw_spec->permanent_addr); + dev_dbg(adapter->dev, + "info: GET_HW_SPEC: hw_if_version=%#x version=%#x\n", le16_to_cpu(hw_spec->hw_if_version), - le16_to_cpu(hw_spec->version)); + le16_to_cpu(hw_spec->version)); if (priv->curr_addr[0] == 0xff) memmove(priv->curr_addr, hw_spec->permanent_addr, ETH_ALEN); @@ -1399,11 +1591,13 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, /* If it's unidentified region code, use the default (USA) */ if (i >= MWIFIEX_MAX_REGION_CODE) { adapter->region_code = 0x10; - dev_dbg(adapter->dev, "cmd: unknown region code, use default (USA)\n"); + dev_dbg(adapter->dev, + "cmd: unknown region code, use default (USA)\n"); } adapter->hw_dot_11n_dev_cap = le32_to_cpu(hw_spec->dot_11n_dev_cap); adapter->hw_dev_mcs_support = hw_spec->dev_mcs_support; + adapter->user_dev_mcs_support = adapter->hw_dev_mcs_support; if (adapter->if_ops.update_mp_end_port) adapter->if_ops.update_mp_end_port(adapter, diff --git a/drivers/net/wireless/mwifiex/debugfs.c b/drivers/net/wireless/mwifiex/debugfs.c index d26a78b6b3c..7b419bbcd54 100644 --- a/drivers/net/wireless/mwifiex/debugfs.c +++ b/drivers/net/wireless/mwifiex/debugfs.c @@ -26,10 +26,17 @@ static struct dentry *mwifiex_dfs_dir; static char *bss_modes[] = { - "Unknown", - "Ad-hoc", - "Managed", - "Auto" + "UNSPECIFIED", + "ADHOC", + "STATION", + "AP", + "AP_VLAN", + "WDS", + "MONITOR", + "MESH_POINT", + "P2P_CLIENT", + "P2P_GO", + "P2P_DEVICE", }; /* size/addr for mwifiex_debug_info */ @@ -58,8 +65,6 @@ static struct mwifiex_debug_data items[] = { item_addr(packets_out[WMM_AC_BE]), 1}, {"wmm_ac_bk", item_size(packets_out[WMM_AC_BK]), item_addr(packets_out[WMM_AC_BK]), 1}, - {"max_tx_buf_size", item_size(max_tx_buf_size), - item_addr(max_tx_buf_size), 1}, {"tx_buf_size", item_size(tx_buf_size), item_addr(tx_buf_size), 1}, {"curr_tx_buf_size", item_size(curr_tx_buf_size), @@ -80,8 +85,8 @@ static struct mwifiex_debug_data items[] = { item_addr(hs_activated), 1}, {"num_tx_timeout", item_size(num_tx_timeout), item_addr(num_tx_timeout), 1}, - {"num_cmd_timeout", item_size(num_cmd_timeout), - item_addr(num_cmd_timeout), 1}, + {"is_cmd_timedout", item_size(is_cmd_timedout), + item_addr(is_cmd_timedout), 1}, {"timeout_cmd_id", item_size(timeout_cmd_id), item_addr(timeout_cmd_id), 1}, {"timeout_cmd_act", item_size(timeout_cmd_act), @@ -140,18 +145,6 @@ static struct mwifiex_debug_data items[] = { static int num_of_items = ARRAY_SIZE(items); /* - * Generic proc file open handler. - * - * This function is called every time a file is accessed for read or write. - */ -static int -mwifiex_open_generic(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -/* * Proc info file read handler. * * This function is called when the 'info' file is opened for reading. @@ -190,6 +183,7 @@ mwifiex_info_read(struct file *file, char __user *ubuf, (struct mwifiex_private *) file->private_data; struct net_device *netdev = priv->netdev; struct netdev_hw_addr *ha; + struct netdev_queue *txq; unsigned long page = get_zeroed_page(GFP_KERNEL); char *p = (char *) page, fmt[64]; struct mwifiex_bss_info info; @@ -213,7 +207,12 @@ mwifiex_info_read(struct file *file, char __user *ubuf, p += sprintf(p, "driver_version = %s", fmt); p += sprintf(p, "\nverext = %s", priv->version_str); p += sprintf(p, "\ninterface_name=\"%s\"\n", netdev->name); - p += sprintf(p, "bss_mode=\"%s\"\n", bss_modes[info.bss_mode]); + + if (info.bss_mode >= ARRAY_SIZE(bss_modes)) + p += sprintf(p, "bss_mode=\"%d\"\n", info.bss_mode); + else + p += sprintf(p, "bss_mode=\"%s\"\n", bss_modes[info.bss_mode]); + p += sprintf(p, "media_state=\"%s\"\n", (!priv->media_connected ? "Disconnected" : "Connected")); p += sprintf(p, "mac_address=\"%pM\"\n", netdev->dev_addr); @@ -224,7 +223,7 @@ mwifiex_info_read(struct file *file, char __user *ubuf, p += sprintf(p, "essid=\"%s\"\n", info.ssid.ssid); p += sprintf(p, "bssid=\"%pM\"\n", info.bssid); p += sprintf(p, "channel=\"%d\"\n", (int) info.bss_chan); - p += sprintf(p, "region_code = \"%02x\"\n", info.region_code); + p += sprintf(p, "country_code = \"%s\"\n", info.country_code); netdev_for_each_mc_addr(ha, netdev) p += sprintf(p, "multicast_address[%d]=\"%pM\"\n", @@ -241,8 +240,13 @@ mwifiex_info_read(struct file *file, char __user *ubuf, p += sprintf(p, "num_rx_pkts_err = %lu\n", priv->stats.rx_errors); p += sprintf(p, "carrier %s\n", ((netif_carrier_ok(priv->netdev)) ? "on" : "off")); - p += sprintf(p, "tx queue %s\n", ((netif_queue_stopped(priv->netdev)) - ? "stopped" : "started")); + p += sprintf(p, "tx queue"); + for (i = 0; i < netdev->num_tx_queues; i++) { + txq = netdev_get_tx_queue(netdev, i); + p += sprintf(p, " %d:%s", i, netif_tx_queue_stopped(txq) ? + "stopped" : "started"); + } + p += sprintf(p, "\n"); ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page, (unsigned long) p - page); @@ -253,6 +257,29 @@ free_and_exit: } /* + * Proc firmware dump read handler. + * + * This function is called when the 'fw_dump' file is opened for + * reading. + * This function dumps firmware memory in different files + * (ex. DTCM, ITCM, SQRAM etc.) based on the the segments for + * debugging. + */ +static ssize_t +mwifiex_fw_dump_read(struct file *file, char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct mwifiex_private *priv = file->private_data; + + if (!priv->adapter->if_ops.fw_dump) + return -EIO; + + priv->adapter->if_ops.fw_dump(priv->adapter); + + return 0; +} + +/* * Proc getlog file read handler. * * This function is called when the 'getlog' file is opened for reading @@ -489,7 +516,7 @@ mwifiex_regrdwr_write(struct file *file, { unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *) addr; - size_t buf_size = min(count, (size_t) (PAGE_SIZE - 1)); + size_t buf_size = min_t(size_t, count, PAGE_SIZE - 1); int ret; u32 reg_type = 0, reg_offset = 0, reg_value = UINT_MAX; @@ -590,7 +617,7 @@ mwifiex_rdeeprom_write(struct file *file, { unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *) addr; - size_t buf_size = min(count, (size_t) (PAGE_SIZE - 1)); + size_t buf_size = min_t(size_t, count, PAGE_SIZE - 1); int ret = 0; int offset = -1, bytes = -1; @@ -676,25 +703,26 @@ done: static const struct file_operations mwifiex_dfs_##name##_fops = { \ .read = mwifiex_##name##_read, \ .write = mwifiex_##name##_write, \ - .open = mwifiex_open_generic, \ + .open = simple_open, \ }; #define MWIFIEX_DFS_FILE_READ_OPS(name) \ static const struct file_operations mwifiex_dfs_##name##_fops = { \ .read = mwifiex_##name##_read, \ - .open = mwifiex_open_generic, \ + .open = simple_open, \ }; #define MWIFIEX_DFS_FILE_WRITE_OPS(name) \ static const struct file_operations mwifiex_dfs_##name##_fops = { \ .write = mwifiex_##name##_write, \ - .open = mwifiex_open_generic, \ + .open = simple_open, \ }; MWIFIEX_DFS_FILE_READ_OPS(info); MWIFIEX_DFS_FILE_READ_OPS(debug); MWIFIEX_DFS_FILE_READ_OPS(getlog); +MWIFIEX_DFS_FILE_READ_OPS(fw_dump); MWIFIEX_DFS_FILE_OPS(regrdwr); MWIFIEX_DFS_FILE_OPS(rdeeprom); @@ -718,6 +746,7 @@ mwifiex_dev_debugfs_init(struct mwifiex_private *priv) MWIFIEX_DFS_ADD_FILE(getlog); MWIFIEX_DFS_ADD_FILE(regrdwr); MWIFIEX_DFS_ADD_FILE(rdeeprom); + MWIFIEX_DFS_ADD_FILE(fw_dump); } /* diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index ae17ce02a3d..38da6ff6f41 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -26,46 +26,69 @@ #include <linux/wait.h> #include <linux/timer.h> #include <linux/ieee80211.h> +#include <uapi/linux/if_arp.h> +#include <net/mac80211.h> -#define MWIFIEX_MAX_BSS_NUM (1) +#define MWIFIEX_MAX_BSS_NUM (3) #define MWIFIEX_MIN_DATA_HEADER_LEN 36 /* sizeof(mwifiex_txpd) * + 4 byte alignment */ +#define MWIFIEX_MGMT_FRAME_HEADER_SIZE 8 /* sizeof(pkt_type) + * + sizeof(tx_control) + */ #define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED 2 #define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED 16 -#define MWIFIEX_AMPDU_DEF_TXWINSIZE 32 -#define MWIFIEX_AMPDU_DEF_RXWINSIZE 16 -#define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT 0xffff +#define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE 64 +#define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE 64 +#define MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE 32 +#define MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE 16 +#define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE 64 +#define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE 64 +#define MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE 48 +#define MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE 32 -#define MWIFIEX_RATE_INDEX_HRDSSS0 0 -#define MWIFIEX_RATE_INDEX_HRDSSS3 3 -#define MWIFIEX_RATE_INDEX_OFDM0 4 -#define MWIFIEX_RATE_INDEX_OFDM7 11 -#define MWIFIEX_RATE_INDEX_MCS0 12 +#define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT 0xffff -#define MWIFIEX_RATE_BITMAP_OFDM0 16 -#define MWIFIEX_RATE_BITMAP_OFDM7 23 #define MWIFIEX_RATE_BITMAP_MCS0 32 -#define MWIFIEX_RATE_BITMAP_MCS127 159 #define MWIFIEX_RX_DATA_BUF_SIZE (4 * 1024) +#define MWIFIEX_RX_CMD_BUF_SIZE (2 * 1024) + +#define MAX_BEACON_PERIOD (4000) +#define MIN_BEACON_PERIOD (50) +#define MAX_DTIM_PERIOD (100) +#define MIN_DTIM_PERIOD (1) #define MWIFIEX_RTS_MIN_VALUE (0) #define MWIFIEX_RTS_MAX_VALUE (2347) #define MWIFIEX_FRAG_MIN_VALUE (256) #define MWIFIEX_FRAG_MAX_VALUE (2346) +#define MWIFIEX_WMM_VERSION 0x01 +#define MWIFIEX_WMM_SUBTYPE 0x01 +#define MWIFIEX_RETRY_LIMIT 14 #define MWIFIEX_SDIO_BLOCK_SIZE 256 #define MWIFIEX_BUF_FLAG_REQUEUED_PKT BIT(0) +#define MWIFIEX_BUF_FLAG_BRIDGED_PKT BIT(1) +#define MWIFIEX_BUF_FLAG_TDLS_PKT BIT(2) + +#define MWIFIEX_BRIDGED_PKTS_THR_HIGH 1024 +#define MWIFIEX_BRIDGED_PKTS_THR_LOW 128 + +#define MWIFIEX_TDLS_DISABLE_LINK 0x00 +#define MWIFIEX_TDLS_ENABLE_LINK 0x01 +#define MWIFIEX_TDLS_CREATE_LINK 0x02 +#define MWIFIEX_TDLS_CONFIG_LINK 0x03 enum mwifiex_bss_type { MWIFIEX_BSS_TYPE_STA = 0, MWIFIEX_BSS_TYPE_UAP = 1, + MWIFIEX_BSS_TYPE_P2P = 2, MWIFIEX_BSS_TYPE_ANY = 0xff, }; @@ -75,6 +98,23 @@ enum mwifiex_bss_role { MWIFIEX_BSS_ROLE_ANY = 0xff, }; +enum mwifiex_tdls_status { + TDLS_NOT_SETUP = 0, + TDLS_SETUP_INPROGRESS, + TDLS_SETUP_COMPLETE, + TDLS_SETUP_FAILURE, + TDLS_LINK_TEARDOWN, +}; + +enum mwifiex_tdls_error_code { + TDLS_ERR_NO_ERROR = 0, + TDLS_ERR_INTERNAL_ERROR, + TDLS_ERR_MAX_LINKS_EST, + TDLS_ERR_LINK_EXISTS, + TDLS_ERR_LINK_NONEXISTENT, + TDLS_ERR_PEER_STA_UNREACHABLE = 25, +}; + #define BSS_ROLE_BIT_MASK BIT(0) #define GET_BSS_ROLE(priv) ((priv)->bss_role & BSS_ROLE_BIT_MASK) @@ -102,7 +142,8 @@ struct mwifiex_wait_queue { }; struct mwifiex_rxinfo { - u8 bss_index; + u8 bss_num; + u8 bss_type; struct sk_buff *parent; u8 use_count; }; @@ -110,7 +151,9 @@ struct mwifiex_rxinfo { struct mwifiex_txinfo { u32 status_code; u8 flags; - u8 bss_index; + u8 bss_num; + u8 bss_type; + u32 pkt_len; }; enum mwifiex_wmm_ac_e { @@ -119,4 +162,27 @@ enum mwifiex_wmm_ac_e { WMM_AC_VI, WMM_AC_VO } __packed; + +struct ieee_types_wmm_ac_parameters { + u8 aci_aifsn_bitmap; + u8 ecw_bitmap; + __le16 tx_op_limit; +} __packed; + +struct mwifiex_types_wmm_info { + u8 oui[4]; + u8 subtype; + u8 version; + u8 qos_info; + u8 reserved; + struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_NUM_ACS]; +} __packed; + +struct mwifiex_arp_eth_header { + struct arphdr hdr; + u8 ar_sha[ETH_ALEN]; + u8 ar_sip[4]; + u8 ar_tha[ETH_ALEN]; + u8 ar_tip[4]; +} __packed; #endif /* !_MWIFIEX_DECL_H_ */ diff --git a/drivers/net/wireless/mwifiex/ethtool.c b/drivers/net/wireless/mwifiex/ethtool.c new file mode 100644 index 00000000000..bfb39908b2c --- /dev/null +++ b/drivers/net/wireless/mwifiex/ethtool.c @@ -0,0 +1,70 @@ +/* + * Marvell Wireless LAN device driver: ethtool + * + * Copyright (C) 2013, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" + +static void mwifiex_ethtool_get_wol(struct net_device *dev, + struct ethtool_wolinfo *wol) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + u32 conditions = le32_to_cpu(priv->adapter->hs_cfg.conditions); + + wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY; + + if (conditions == HS_CFG_COND_DEF) + return; + + if (conditions & HS_CFG_COND_UNICAST_DATA) + wol->wolopts |= WAKE_UCAST; + if (conditions & HS_CFG_COND_MULTICAST_DATA) + wol->wolopts |= WAKE_MCAST; + if (conditions & HS_CFG_COND_BROADCAST_DATA) + wol->wolopts |= WAKE_BCAST; + if (conditions & HS_CFG_COND_MAC_EVENT) + wol->wolopts |= WAKE_PHY; +} + +static int mwifiex_ethtool_set_wol(struct net_device *dev, + struct ethtool_wolinfo *wol) +{ + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + u32 conditions = 0; + + if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY)) + return -EOPNOTSUPP; + + if (wol->wolopts & WAKE_UCAST) + conditions |= HS_CFG_COND_UNICAST_DATA; + if (wol->wolopts & WAKE_MCAST) + conditions |= HS_CFG_COND_MULTICAST_DATA; + if (wol->wolopts & WAKE_BCAST) + conditions |= HS_CFG_COND_BROADCAST_DATA; + if (wol->wolopts & WAKE_PHY) + conditions |= HS_CFG_COND_MAC_EVENT; + if (wol->wolopts == 0) + conditions |= HS_CFG_COND_DEF; + priv->adapter->hs_cfg.conditions = cpu_to_le32(conditions); + + return 0; +} + +const struct ethtool_ops mwifiex_ethtool_ops = { + .get_wol = mwifiex_ethtool_get_wol, + .set_wol = mwifiex_ethtool_set_wol, +}; diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 0cc5d73cb0c..3175dd04834 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -30,7 +30,7 @@ struct rfc_1042_hdr { u8 llc_ssap; u8 llc_ctrl; u8 snap_oui[3]; - u16 snap_type; + __be16 snap_type; }; struct rx_packet_hdr { @@ -49,13 +49,25 @@ struct tx_packet_hdr { #define A_SUPPORTED_RATES 9 #define HOSTCMD_SUPPORTED_RATES 14 #define N_SUPPORTED_RATES 3 -#define ALL_802_11_BANDS (BAND_A | BAND_B | BAND_G | BAND_GN) +#define ALL_802_11_BANDS (BAND_A | BAND_B | BAND_G | BAND_GN | \ + BAND_AN | BAND_AAC) -#define FW_MULTI_BANDS_SUPPORT (BIT(8) | BIT(9) | BIT(10) | BIT(11)) +#define FW_MULTI_BANDS_SUPPORT (BIT(8) | BIT(9) | BIT(10) | BIT(11) | \ + BIT(13)) #define IS_SUPPORT_MULTI_BANDS(adapter) \ (adapter->fw_cap_info & FW_MULTI_BANDS_SUPPORT) + +/* bit 13: 11ac BAND_AAC + * bit 12: reserved for lab testing, will be reused for BAND_AN + * bit 11: 11n BAND_GN + * bit 10: 11a BAND_A + * bit 9: 11g BAND_G + * bit 8: 11b BAND_B + * Map these bits to band capability by right shifting 8 bits. + */ #define GET_FW_DEFAULT_BANDS(adapter) \ - ((adapter->fw_cap_info >> 8) & ALL_802_11_BANDS) + (((adapter->fw_cap_info & 0x2f00) >> 8) & \ + ALL_802_11_BANDS) #define HostCmd_WEP_KEY_INDEX_MASK 0x3fff @@ -65,50 +77,100 @@ enum KEY_TYPE_ID { KEY_TYPE_ID_TKIP, KEY_TYPE_ID_AES, KEY_TYPE_ID_WAPI, + KEY_TYPE_ID_AES_CMAC, }; + +#define WPA_PN_SIZE 8 +#define KEY_PARAMS_FIXED_LEN 10 +#define KEY_INDEX_MASK 0xf +#define FW_KEY_API_VER_MAJOR_V2 2 + #define KEY_MCAST BIT(0) #define KEY_UNICAST BIT(1) #define KEY_ENABLED BIT(2) +#define KEY_DEFAULT BIT(3) +#define KEY_TX_KEY BIT(4) +#define KEY_RX_KEY BIT(5) +#define KEY_IGTK BIT(10) -#define WAPI_KEY_LEN 50 +#define WAPI_KEY_LEN (WLAN_KEY_LEN_SMS4 + PN_LEN + 2) #define MAX_POLL_TRIES 100 - -#define MAX_MULTI_INTERFACE_POLL_TRIES 1000 - #define MAX_FIRMWARE_POLL_TRIES 100 #define FIRMWARE_READY_SDIO 0xfedc #define FIRMWARE_READY_PCIE 0xfedcba00 +enum mwifiex_usb_ep { + MWIFIEX_USB_EP_CMD_EVENT = 1, + MWIFIEX_USB_EP_DATA = 2, +}; + enum MWIFIEX_802_11_PRIVACY_FILTER { MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL, MWIFIEX_802_11_PRIV_FILTER_8021X_WEP }; -enum MWIFIEX_802_11_WEP_STATUS { - MWIFIEX_802_11_WEP_ENABLED, - MWIFIEX_802_11_WEP_DISABLED, -}; - #define CAL_SNR(RSSI, NF) ((s16)((s16)(RSSI)-(s16)(NF))) +#define CAL_RSSI(SNR, NF) ((s16)((s16)(SNR)+(s16)(NF))) + +#define UAP_BSS_PARAMS_I 0 +#define UAP_CUSTOM_IE_I 1 +#define MWIFIEX_AUTO_IDX_MASK 0xffff +#define MWIFIEX_DELETE_MASK 0x0000 +#define MGMT_MASK_ASSOC_REQ 0x01 +#define MGMT_MASK_REASSOC_REQ 0x04 +#define MGMT_MASK_ASSOC_RESP 0x02 +#define MGMT_MASK_REASSOC_RESP 0x08 +#define MGMT_MASK_PROBE_REQ 0x10 +#define MGMT_MASK_PROBE_RESP 0x20 +#define MGMT_MASK_BEACON 0x100 + +#define TLV_TYPE_UAP_SSID 0x0000 +#define TLV_TYPE_UAP_RATES 0x0001 #define PROPRIETARY_TLV_BASE_ID 0x0100 #define TLV_TYPE_KEY_MATERIAL (PROPRIETARY_TLV_BASE_ID + 0) #define TLV_TYPE_CHANLIST (PROPRIETARY_TLV_BASE_ID + 1) #define TLV_TYPE_NUMPROBES (PROPRIETARY_TLV_BASE_ID + 2) +#define TLV_TYPE_RSSI_LOW (PROPRIETARY_TLV_BASE_ID + 4) #define TLV_TYPE_PASSTHROUGH (PROPRIETARY_TLV_BASE_ID + 10) #define TLV_TYPE_WMMQSTATUS (PROPRIETARY_TLV_BASE_ID + 16) #define TLV_TYPE_WILDCARDSSID (PROPRIETARY_TLV_BASE_ID + 18) #define TLV_TYPE_TSFTIMESTAMP (PROPRIETARY_TLV_BASE_ID + 19) +#define TLV_TYPE_RSSI_HIGH (PROPRIETARY_TLV_BASE_ID + 22) #define TLV_TYPE_AUTH_TYPE (PROPRIETARY_TLV_BASE_ID + 31) +#define TLV_TYPE_STA_MAC_ADDR (PROPRIETARY_TLV_BASE_ID + 32) +#define TLV_TYPE_BSSID (PROPRIETARY_TLV_BASE_ID + 35) #define TLV_TYPE_CHANNELBANDLIST (PROPRIETARY_TLV_BASE_ID + 42) +#define TLV_TYPE_UAP_BEACON_PERIOD (PROPRIETARY_TLV_BASE_ID + 44) +#define TLV_TYPE_UAP_DTIM_PERIOD (PROPRIETARY_TLV_BASE_ID + 45) +#define TLV_TYPE_UAP_BCAST_SSID (PROPRIETARY_TLV_BASE_ID + 48) +#define TLV_TYPE_UAP_RTS_THRESHOLD (PROPRIETARY_TLV_BASE_ID + 51) +#define TLV_TYPE_UAP_AO_TIMER (PROPRIETARY_TLV_BASE_ID + 57) +#define TLV_TYPE_UAP_WEP_KEY (PROPRIETARY_TLV_BASE_ID + 59) +#define TLV_TYPE_UAP_WPA_PASSPHRASE (PROPRIETARY_TLV_BASE_ID + 60) +#define TLV_TYPE_UAP_ENCRY_PROTOCOL (PROPRIETARY_TLV_BASE_ID + 64) +#define TLV_TYPE_UAP_AKMP (PROPRIETARY_TLV_BASE_ID + 65) +#define TLV_TYPE_UAP_FRAG_THRESHOLD (PROPRIETARY_TLV_BASE_ID + 70) #define TLV_TYPE_RATE_DROP_CONTROL (PROPRIETARY_TLV_BASE_ID + 82) #define TLV_TYPE_RATE_SCOPE (PROPRIETARY_TLV_BASE_ID + 83) #define TLV_TYPE_POWER_GROUP (PROPRIETARY_TLV_BASE_ID + 84) +#define TLV_TYPE_BSS_SCAN_RSP (PROPRIETARY_TLV_BASE_ID + 86) +#define TLV_TYPE_BSS_SCAN_INFO (PROPRIETARY_TLV_BASE_ID + 87) +#define TLV_TYPE_UAP_RETRY_LIMIT (PROPRIETARY_TLV_BASE_ID + 93) #define TLV_TYPE_WAPI_IE (PROPRIETARY_TLV_BASE_ID + 94) +#define TLV_TYPE_UAP_MGMT_FRAME (PROPRIETARY_TLV_BASE_ID + 104) +#define TLV_TYPE_MGMT_IE (PROPRIETARY_TLV_BASE_ID + 105) #define TLV_TYPE_AUTO_DS_PARAM (PROPRIETARY_TLV_BASE_ID + 113) #define TLV_TYPE_PS_PARAM (PROPRIETARY_TLV_BASE_ID + 114) +#define TLV_TYPE_UAP_PS_AO_TIMER (PROPRIETARY_TLV_BASE_ID + 123) +#define TLV_TYPE_PWK_CIPHER (PROPRIETARY_TLV_BASE_ID + 145) +#define TLV_TYPE_GWK_CIPHER (PROPRIETARY_TLV_BASE_ID + 146) +#define TLV_TYPE_COALESCE_RULE (PROPRIETARY_TLV_BASE_ID + 154) +#define TLV_TYPE_KEY_PARAM_V2 (PROPRIETARY_TLV_BASE_ID + 156) +#define TLV_TYPE_TDLS_IDLE_TIMEOUT (PROPRIETARY_TLV_BASE_ID + 194) +#define TLV_TYPE_FW_API_REV (PROPRIETARY_TLV_BASE_ID + 199) #define MWIFIEX_TX_DATA_BUF_SIZE_2K 2048 @@ -122,8 +184,8 @@ enum MWIFIEX_802_11_WEP_STATUS { #define BA_STREAM_NOT_ALLOWED 0xff #define IS_11N_ENABLED(priv) ((priv->adapter->config_bands & BAND_GN || \ - priv->adapter->config_bands & BAND_AN) \ - && priv->curr_bss_params.bss_descriptor.bcn_ht_cap) + priv->adapter->config_bands & BAND_AN) && \ + priv->curr_bss_params.bss_descriptor.bcn_ht_cap) #define INITIATOR_BIT(DelBAParamSet) (((DelBAParamSet) &\ BIT(DELBA_INITIATOR_POS)) >> DELBA_INITIATOR_POS) @@ -131,6 +193,20 @@ enum MWIFIEX_802_11_WEP_STATUS { #define MWIFIEX_TX_DATA_BUF_SIZE_8K 8192 #define ISSUPP_11NENABLED(FwCapInfo) (FwCapInfo & BIT(11)) +#define ISSUPP_TDLS_ENABLED(FwCapInfo) (FwCapInfo & BIT(14)) + +#define MWIFIEX_DEF_HT_CAP (IEEE80211_HT_CAP_DSSSCCK40 | \ + (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT) | \ + IEEE80211_HT_CAP_SM_PS) + +#define MWIFIEX_DEF_11N_TX_BF_CAP 0x09E1E008 + +#define MWIFIEX_DEF_AMPDU IEEE80211_HT_AMPDU_PARM_FACTOR + +#define GET_RXSTBC(x) (x & IEEE80211_HT_CAP_RX_STBC) +#define MWIFIEX_RX_STBC1 0x0100 +#define MWIFIEX_RX_STBC12 0x0200 +#define MWIFIEX_RX_STBC123 0x0300 /* dev_cap bitmap * BIT @@ -151,6 +227,10 @@ enum MWIFIEX_802_11_WEP_STATUS { #define ISSUPP_TXSTBC(Dot11nDevCap) (Dot11nDevCap & BIT(25)) #define ISSUPP_RXSTBC(Dot11nDevCap) (Dot11nDevCap & BIT(26)) #define ISSUPP_GREENFIELD(Dot11nDevCap) (Dot11nDevCap & BIT(29)) +#define ISENABLED_40MHZ_INTOLERANT(Dot11nDevCap) (Dot11nDevCap & BIT(8)) +#define ISSUPP_RXLDPC(Dot11nDevCap) (Dot11nDevCap & BIT(22)) +#define ISSUPP_BEAMFORMING(Dot11nDevCap) (Dot11nDevCap & BIT(30)) +#define ISALLOWED_CHANWIDTH40(ht_param) (ht_param & BIT(2)) /* httxcfg bitmap * 0 reserved @@ -163,19 +243,55 @@ enum MWIFIEX_802_11_WEP_STATUS { */ #define MWIFIEX_FW_DEF_HTTXCFG (BIT(1) | BIT(4) | BIT(5) | BIT(6)) +/* 11AC Tx and Rx MCS map for 1x1 mode: + * IEEE80211_VHT_MCS_SUPPORT_0_9 for stream 1 + * IEEE80211_VHT_MCS_NOT_SUPPORTED for remaining 7 streams + */ +#define MWIFIEX_11AC_MCS_MAP_1X1 0xfffefffe + +/* 11AC Tx and Rx MCS map for 2x2 mode: + * IEEE80211_VHT_MCS_SUPPORT_0_9 for stream 1 and 2 + * IEEE80211_VHT_MCS_NOT_SUPPORTED for remaining 6 streams + */ +#define MWIFIEX_11AC_MCS_MAP_2X2 0xfffafffa + #define GET_RXMCSSUPP(DevMCSSupported) (DevMCSSupported & 0x0f) #define SETHT_MCS32(x) (x[4] |= 1) +#define HT_STREAM_1X1 0x11 +#define HT_STREAM_2X2 0x22 #define SET_SECONDARYCHAN(RadioType, SECCHAN) (RadioType |= (SECCHAN << 4)) #define LLC_SNAP_LEN 8 +/* HW_SPEC fw_cap_info */ + +#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & BIT(13)) + +#define GET_VHTCAP_CHWDSET(vht_cap_info) ((vht_cap_info >> 2) & 0x3) +#define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3) +#define SET_VHTNSSMCS(mcs_mapset, nss, value) (mcs_mapset |= (value & 0x3) << \ + (2 * (nss - 1))) +#define GET_DEVTXMCSMAP(dev_mcs_map) (dev_mcs_map >> 16) +#define GET_DEVRXMCSMAP(dev_mcs_map) (dev_mcs_map & 0xFFFF) + +/* Clear SU Beanformer, MU beanformer, MU beanformee and + * sounding dimensions bits + */ +#define MWIFIEX_DEF_11AC_CAP_BF_RESET_MASK \ + (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | \ + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE | \ + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | \ + IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK) + #define MOD_CLASS_HR_DSSS 0x03 #define MOD_CLASS_OFDM 0x07 #define MOD_CLASS_HT 0x08 #define HT_BW_20 0 #define HT_BW_40 1 +#define DFS_CHAN_MOVE_TIME 10000 + #define HostCmd_CMD_GET_HW_SPEC 0x0003 #define HostCmd_CMD_802_11_SCAN 0x0006 #define HostCmd_CMD_802_11_GET_LOG 0x000b @@ -187,7 +303,8 @@ enum MWIFIEX_802_11_WEP_STATUS { #define HostCmd_CMD_BBP_REG_ACCESS 0x001a #define HostCmd_CMD_RF_REG_ACCESS 0x001b #define HostCmd_CMD_PMIC_REG_ACCESS 0x00ad -#define HostCmd_CMD_802_11_RF_CHANNEL 0x001d +#define HostCmd_CMD_RF_TX_PWR 0x001e +#define HostCmd_CMD_RF_ANTENNA 0x0020 #define HostCmd_CMD_802_11_DEAUTHENTICATE 0x0024 #define HostCmd_CMD_MAC_CONTROL 0x0028 #define HostCmd_CMD_802_11_AD_HOC_START 0x002b @@ -198,12 +315,19 @@ enum MWIFIEX_802_11_WEP_STATUS { #define HostCmd_CMD_802_11_KEY_MATERIAL 0x005e #define HostCmd_CMD_802_11_BG_SCAN_QUERY 0x006c #define HostCmd_CMD_WMM_GET_STATUS 0x0071 +#define HostCmd_CMD_802_11_SUBSCRIBE_EVENT 0x0075 #define HostCmd_CMD_802_11_TX_RATE_QUERY 0x007f #define HostCmd_CMD_802_11_IBSS_COALESCING_STATUS 0x0083 +#define HostCmd_CMD_CFG_DATA 0x008f #define HostCmd_CMD_VERSION_EXT 0x0097 +#define HostCmd_CMD_MEF_CFG 0x009a #define HostCmd_CMD_RSSI_INFO 0x00a4 #define HostCmd_CMD_FUNC_INIT 0x00a9 #define HostCmd_CMD_FUNC_SHUTDOWN 0x00aa +#define HostCmd_CMD_UAP_SYS_CONFIG 0x00b0 +#define HostCmd_CMD_UAP_BSS_START 0x00b1 +#define HostCmd_CMD_UAP_BSS_STOP 0x00b2 +#define HostCmd_CMD_UAP_STA_DEAUTH 0x00b5 #define HostCmd_CMD_11N_CFG 0x00cd #define HostCmd_CMD_11N_ADDBA_REQ 0x00ce #define HostCmd_CMD_11N_ADDBA_RSP 0x00cf @@ -214,9 +338,29 @@ enum MWIFIEX_802_11_WEP_STATUS { #define HostCmd_CMD_TX_RATE_CFG 0x00d6 #define HostCmd_CMD_802_11_PS_MODE_ENH 0x00e4 #define HostCmd_CMD_802_11_HS_CFG_ENH 0x00e5 +#define HostCmd_CMD_P2P_MODE_CFG 0x00eb #define HostCmd_CMD_CAU_REG_ACCESS 0x00ed #define HostCmd_CMD_SET_BSS_MODE 0x00f7 #define HostCmd_CMD_PCIE_DESC_DETAILS 0x00fa +#define HostCmd_CMD_802_11_SCAN_EXT 0x0107 +#define HostCmd_CMD_COALESCE_CFG 0x010a +#define HostCmd_CMD_MGMT_FRAME_REG 0x010c +#define HostCmd_CMD_REMAIN_ON_CHAN 0x010d +#define HostCmd_CMD_11AC_CFG 0x0112 +#define HostCmd_CMD_TDLS_OPER 0x0122 + +#define PROTOCOL_NO_SECURITY 0x01 +#define PROTOCOL_STATIC_WEP 0x02 +#define PROTOCOL_WPA 0x08 +#define PROTOCOL_WPA2 0x20 +#define PROTOCOL_WPA2_MIXED 0x28 +#define PROTOCOL_EAP 0x40 +#define KEY_MGMT_NONE 0x04 +#define KEY_MGMT_PSK 0x02 +#define KEY_MGMT_EAP 0x01 +#define CIPHER_TKIP 0x04 +#define CIPHER_AES_CCMP 0x08 +#define VALID_CIPHER_BITMAP 0x0c enum ENH_PS_MODES { EN_PS = 1, @@ -229,9 +373,19 @@ enum ENH_PS_MODES { DIS_AUTO_PS = 0xfe, }; +enum P2P_MODES { + P2P_MODE_DISABLE = 0, + P2P_MODE_DEVICE = 1, + P2P_MODE_GO = 2, + P2P_MODE_CLIENT = 3, +}; + #define HostCmd_RET_BIT 0x8000 #define HostCmd_ACT_GEN_GET 0x0000 #define HostCmd_ACT_GEN_SET 0x0001 +#define HostCmd_ACT_GEN_REMOVE 0x0004 +#define HostCmd_ACT_BITWISE_SET 0x0002 +#define HostCmd_ACT_BITWISE_CLR 0x0003 #define HostCmd_RESULT_OK 0x0000 #define HostCmd_ACT_MAC_RX_ON 0x0001 @@ -248,10 +402,17 @@ enum ENH_PS_MODES { #define HostCmd_SCAN_RADIO_TYPE_BG 0 #define HostCmd_SCAN_RADIO_TYPE_A 1 -#define HOST_SLEEP_CFG_CANCEL 0xffffffff -#define HOST_SLEEP_CFG_COND_DEF 0x0000000f -#define HOST_SLEEP_CFG_GPIO_DEF 0xff -#define HOST_SLEEP_CFG_GAP_DEF 0 +#define HS_CFG_CANCEL 0xffffffff +#define HS_CFG_COND_DEF 0x00000000 +#define HS_CFG_GPIO_DEF 0xff +#define HS_CFG_GAP_DEF 0xff +#define HS_CFG_COND_BROADCAST_DATA 0x00000001 +#define HS_CFG_COND_UNICAST_DATA 0x00000002 +#define HS_CFG_COND_MAC_EVENT 0x00000004 +#define HS_CFG_COND_MULTICAST_DATA 0x00000008 + +#define MWIFIEX_TIMEOUT_FOR_AP_RESP 0xfffc +#define MWIFIEX_STATUS_CODE_AUTH_TIMEOUT 2 #define CMD_F_HOSTCMD (1 << 0) #define CMD_F_CANCELED (1 << 1) @@ -264,6 +425,12 @@ enum ENH_PS_MODES { #define HostCmd_BSS_TYPE_MASK 0xf000 +#define HostCmd_ACT_SET_RX 0x0001 +#define HostCmd_ACT_SET_TX 0x0002 +#define HostCmd_ACT_SET_BOTH 0x0003 + +#define RF_ANTENNA_AUTO 0xFFFF + #define HostCmd_SET_SEQ_NO_BSS_INFO(seq, num, type) { \ (((seq) & 0x00ff) | \ (((num) & 0x000f) << 8)) | \ @@ -306,16 +473,25 @@ enum ENH_PS_MODES { #define EVENT_DATA_SNR_HIGH 0x00000027 #define EVENT_LINK_QUALITY 0x00000028 #define EVENT_PORT_RELEASE 0x0000002b +#define EVENT_UAP_STA_DEAUTH 0x0000002c +#define EVENT_UAP_STA_ASSOC 0x0000002d +#define EVENT_UAP_BSS_START 0x0000002e #define EVENT_PRE_BEACON_LOST 0x00000031 #define EVENT_ADDBA 0x00000033 #define EVENT_DELBA 0x00000034 #define EVENT_BA_STREAM_TIEMOUT 0x00000037 #define EVENT_AMSDU_AGGR_CTRL 0x00000042 +#define EVENT_UAP_BSS_IDLE 0x00000043 +#define EVENT_UAP_BSS_ACTIVE 0x00000044 #define EVENT_WEP_ICV_ERR 0x00000046 #define EVENT_HS_ACT_REQ 0x00000047 #define EVENT_BW_CHANGE 0x00000048 - +#define EVENT_UAP_MIC_COUNTERMEASURES 0x0000004c #define EVENT_HOSTWAKE_STAIE 0x0000004d +#define EVENT_CHANNEL_SWITCH_ANN 0x00000050 +#define EVENT_TDLS_GENERIC_EVENT 0x00000052 +#define EVENT_EXT_SCAN_REPORT 0x00000058 +#define EVENT_REMAIN_ON_CHAN_EXPIRED 0x0000005f #define EVENT_ID_MASK 0xffff #define BSS_NUM_MASK 0xf @@ -326,6 +502,30 @@ enum ENH_PS_MODES { #define EVENT_GET_BSS_TYPE(event_cause) \ (((event_cause) >> 24) & 0x00ff) +#define MWIFIEX_MAX_PATTERN_LEN 20 +#define MWIFIEX_MAX_OFFSET_LEN 100 +#define STACK_NBYTES 100 +#define TYPE_DNUM 1 +#define TYPE_BYTESEQ 2 +#define MAX_OPERAND 0x40 +#define TYPE_EQ (MAX_OPERAND+1) +#define TYPE_EQ_DNUM (MAX_OPERAND+2) +#define TYPE_EQ_BIT (MAX_OPERAND+3) +#define TYPE_AND (MAX_OPERAND+4) +#define TYPE_OR (MAX_OPERAND+5) +#define MEF_MODE_HOST_SLEEP 1 +#define MEF_ACTION_ALLOW_AND_WAKEUP_HOST 3 +#define MWIFIEX_CRITERIA_BROADCAST BIT(0) +#define MWIFIEX_CRITERIA_UNICAST BIT(1) +#define MWIFIEX_CRITERIA_MULTICAST BIT(3) + +#define ACT_TDLS_DELETE 0x00 +#define ACT_TDLS_CREATE 0x01 +#define ACT_TDLS_CONFIG 0x02 +#define TDLS_EVENT_LINK_TEAR_DOWN 3 + +#define MWIFIEX_FW_V15 15 + struct mwifiex_ie_types_header { __le16 type; __le16 len; @@ -338,6 +538,8 @@ struct mwifiex_ie_types_data { #define MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET 0x01 #define MWIFIEX_TxPD_POWER_MGMT_LAST_PACKET 0x08 +#define MWIFIEX_TXPD_FLAGS_TDLS_PACKET 0x10 +#define MWIFIEX_RXPD_FLAGS_TDLS_PACKET 0x01 struct txpd { u8 bss_type; @@ -355,28 +557,64 @@ struct txpd { struct rxpd { u8 bss_type; u8 bss_num; - u16 rx_pkt_length; - u16 rx_pkt_offset; - u16 rx_pkt_type; - u16 seq_num; + __le16 rx_pkt_length; + __le16 rx_pkt_offset; + __le16 rx_pkt_type; + __le16 seq_num; u8 priority; u8 rx_rate; s8 snr; s8 nf; - /* Ht Info [Bit 0] RxRate format: LG=0, HT=1 + + /* For: Non-802.11 AC cards + * + * Ht Info [Bit 0] RxRate format: LG=0, HT=1 * [Bit 1] HT Bandwidth: BW20 = 0, BW40 = 1 - * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 */ + * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 + * + * For: 802.11 AC cards + * [Bit 1] [Bit 0] RxRate format: legacy rate = 00 HT = 01 VHT = 10 + * [Bit 3] [Bit 2] HT/VHT Bandwidth BW20 = 00 BW40 = 01 + * BW80 = 10 BW160 = 11 + * [Bit 4] HT/VHT Guard interval LGI = 0 SGI = 1 + * [Bit 5] STBC support Enabled = 1 + * [Bit 6] LDPC support Enabled = 1 + * [Bit 7] Reserved + */ u8 ht_info; - u8 reserved; + u8 flags; } __packed; +struct uap_txpd { + u8 bss_type; + u8 bss_num; + __le16 tx_pkt_length; + __le16 tx_pkt_offset; + __le16 tx_pkt_type; + __le32 tx_control; + u8 priority; + u8 flags; + u8 pkt_delay_2ms; + u8 reserved1; + __le32 reserved2; +}; + +struct uap_rxpd { + u8 bss_type; + u8 bss_num; + __le16 rx_pkt_length; + __le16 rx_pkt_offset; + __le16 rx_pkt_type; + __le16 seq_num; + u8 priority; + u8 reserved1; +}; + enum mwifiex_chan_scan_mode_bitmasks { MWIFIEX_PASSIVE_SCAN = BIT(0), MWIFIEX_DISABLE_CHAN_FILT = BIT(1), }; -#define SECOND_CHANNEL_BELOW 0x30 -#define SECOND_CHANNEL_ABOVE 0x10 struct mwifiex_chan_scan_param_set { u8 radio_type; u8 chan_number; @@ -430,12 +668,12 @@ struct mwifiex_ie_types_tsf_timestamp { struct mwifiex_cf_param_set { u8 cfp_cnt; u8 cfp_period; - u16 cfp_max_duration; - u16 cfp_duration_remaining; + __le16 cfp_max_duration; + __le16 cfp_duration_remaining; } __packed; struct mwifiex_ibss_param_set { - u16 atim_window; + __le16 atim_window; } __packed; struct mwifiex_ie_types_ss_param_set { @@ -447,7 +685,7 @@ struct mwifiex_ie_types_ss_param_set { } __packed; struct mwifiex_fh_param_set { - u16 dwell_time; + __le16 dwell_time; u8 hop_set; u8 hop_pattern; u8 hop_index; @@ -475,6 +713,13 @@ struct mwifiex_ie_types_vendor_param_set { u8 ie[MWIFIEX_MAX_VSIE_LEN]; }; +#define MWIFIEX_TDLS_IDLE_TIMEOUT 60 + +struct mwifiex_ie_types_tdls_idle_timeout { + struct mwifiex_ie_types_header header; + __le16 value; +} __packed; + struct mwifiex_ie_types_rsn_param_set { struct mwifiex_ie_types_header header; u8 rsn_ie[1]; @@ -491,16 +736,73 @@ struct mwifiex_ie_type_key_param_set { u8 key[50]; } __packed; +#define IGTK_PN_LEN 8 + +struct mwifiex_cmac_param { + u8 ipn[IGTK_PN_LEN]; + u8 key[WLAN_KEY_LEN_AES_CMAC]; +} __packed; + +struct mwifiex_wep_param { + __le16 key_len; + u8 key[WLAN_KEY_LEN_WEP104]; +} __packed; + +struct mwifiex_tkip_param { + u8 pn[WPA_PN_SIZE]; + __le16 key_len; + u8 key[WLAN_KEY_LEN_TKIP]; +} __packed; + +struct mwifiex_aes_param { + u8 pn[WPA_PN_SIZE]; + __le16 key_len; + u8 key[WLAN_KEY_LEN_CCMP]; +} __packed; + +struct mwifiex_wapi_param { + u8 pn[PN_LEN]; + __le16 key_len; + u8 key[WLAN_KEY_LEN_SMS4]; +} __packed; + +struct mwifiex_cmac_aes_param { + u8 ipn[IGTK_PN_LEN]; + __le16 key_len; + u8 key[WLAN_KEY_LEN_AES_CMAC]; +} __packed; + +struct mwifiex_ie_type_key_param_set_v2 { + __le16 type; + __le16 len; + u8 mac_addr[ETH_ALEN]; + u8 key_idx; + u8 key_type; + __le16 key_info; + union { + struct mwifiex_wep_param wep; + struct mwifiex_tkip_param tkip; + struct mwifiex_aes_param aes; + struct mwifiex_wapi_param wapi; + struct mwifiex_cmac_aes_param cmac_aes; + } key_params; +} __packed; + +struct host_cmd_ds_802_11_key_material_v2 { + __le16 action; + struct mwifiex_ie_type_key_param_set_v2 key_param_set; +} __packed; + struct host_cmd_ds_802_11_key_material { __le16 action; struct mwifiex_ie_type_key_param_set key_param_set; } __packed; struct host_cmd_ds_gen { - u16 command; - u16 size; - u16 seq_num; - u16 result; + __le16 command; + __le16 size; + __le16 seq_num; + __le16 result; }; #define S_DS_GEN sizeof(struct host_cmd_ds_gen) @@ -542,6 +844,17 @@ struct host_cmd_ds_802_11_ps_mode_enh { } params; } __packed; +enum FW_API_VER_ID { + KEY_API_VER_ID = 1, +}; + +struct hw_spec_fw_api_rev { + struct mwifiex_ie_types_header header; + __le16 api_id; + u8 major_ver; + u8 minor_ver; +} __packed; + struct host_cmd_ds_get_hw_spec { __le16 hw_if_version; __le16 version; @@ -558,7 +871,12 @@ struct host_cmd_ds_get_hw_spec { __le32 dot_11n_dev_cap; u8 dev_mcs_support; __le16 mp_end_port; /* SDIO only, reserved for other interfacces */ - __le16 reserved_4; + __le16 mgmt_buf_count; /* mgmt IE buffer count */ + __le32 reserved_5; + __le32 reserved_6; + __le32 dot_11ac_dev_cap; + __le32 dot_11ac_mcs_support; + u8 tlvs[0]; } __packed; struct host_cmd_ds_802_11_rssi_info { @@ -629,8 +947,8 @@ struct ieee_types_cf_param_set { u8 len; u8 cfp_cnt; u8 cfp_period; - u16 cfp_max_duration; - u16 cfp_duration_remaining; + __le16 cfp_max_duration; + __le16 cfp_duration_remaining; } __packed; struct ieee_types_ibss_param_set { @@ -664,6 +982,12 @@ union ieee_types_phy_param_set { struct ieee_types_ds_param_set ds_param_set; } __packed; +struct ieee_types_oper_mode_ntf { + u8 element_id; + u8 len; + u8 oper_mode; +} __packed; + struct host_cmd_ds_802_11_ad_hoc_start { u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 bss_mode; @@ -673,7 +997,7 @@ struct host_cmd_ds_802_11_ad_hoc_start { union ieee_types_phy_param_set phy_param_set; u16 reserved1; __le16 cap_info_bitmap; - u8 DataRate[HOSTCMD_SUPPORTED_RATES]; + u8 data_rate[HOSTCMD_SUPPORTED_RATES]; } __packed; struct host_cmd_ds_802_11_ad_hoc_result { @@ -724,11 +1048,27 @@ struct host_cmd_ds_802_11_get_log { __le32 wep_icv_err_cnt[4]; }; +/* Enumeration for rate format */ +enum _mwifiex_rate_format { + MWIFIEX_RATE_FORMAT_LG = 0, + MWIFIEX_RATE_FORMAT_HT, + MWIFIEX_RATE_FORMAT_VHT, + MWIFIEX_RATE_FORMAT_AUTO = 0xFF, +}; + struct host_cmd_ds_tx_rate_query { u8 tx_rate; - /* Ht Info [Bit 0] RxRate format: LG=0, HT=1 + /* Tx Rate Info: For 802.11 AC cards + * + * [Bit 0-1] tx rate formate: LG = 0, HT = 1, VHT = 2 + * [Bit 2-3] HT/VHT Bandwidth: BW20 = 0, BW40 = 1, BW80 = 2, BW160 = 3 + * [Bit 4] HT/VHT Guard Interval: LGI = 0, SGI = 1 + * + * For non-802.11 AC cards + * Ht Info [Bit 0] RxRate format: LG=0, HT=1 * [Bit 1] HT Bandwidth: BW20 = 0, BW40 = 1 - * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 */ + * [Bit 2] HT Guard Interval: LGI = 0, SGI = 1 + */ u8 ht_info; } __packed; @@ -744,7 +1084,7 @@ struct mwifiex_hs_config_param { } __packed; struct hs_activate_param { - u16 resp_ctrl; + __le16 resp_ctrl; } __packed; struct host_cmd_ds_802_11_hs_cfg_enh { @@ -764,6 +1104,7 @@ enum SNMP_MIB_INDEX { LONG_RETRY_LIM_I = 7, FRAG_THRESH_I = 8, DOT11D_I = 9, + DOT11H_I = 10, }; #define MAX_SNMP_BUF_SIZE 128 @@ -781,6 +1122,7 @@ struct mwifiex_rate_scope { __le16 hr_dsss_rate_bitmap; __le16 ofdm_rate_bitmap; __le16 ht_mcs_rate_bitmap[8]; + __le16 vht_mcs_rate_bitmap[8]; } __packed; struct mwifiex_rate_drop_pattern { @@ -806,8 +1148,8 @@ struct mwifiex_power_group { } __packed; struct mwifiex_types_power_group { - u16 type; - u16 length; + __le16 type; + __le16 length; } __packed; struct host_cmd_ds_txpwr_cfg { @@ -816,14 +1158,47 @@ struct host_cmd_ds_txpwr_cfg { __le32 mode; } __packed; -struct mwifiex_bcn_param { - u8 bssid[ETH_ALEN]; - u8 rssi; - __le32 timestamp[2]; +struct host_cmd_ds_rf_tx_pwr { + __le16 action; + __le16 cur_level; + u8 max_power; + u8 min_power; +} __packed; + +struct host_cmd_ds_rf_ant_mimo { + __le16 action_tx; + __le16 tx_ant_mode; + __le16 action_rx; + __le16 rx_ant_mode; +}; + +struct host_cmd_ds_rf_ant_siso { + __le16 action; + __le16 ant_mode; +}; + +struct host_cmd_ds_tdls_oper { + __le16 tdls_action; + __le16 reason; + u8 peer_mac[ETH_ALEN]; +} __packed; + +struct mwifiex_fixed_bcn_param { + __le64 timestamp; __le16 beacon_period; __le16 cap_info_bitmap; } __packed; +struct mwifiex_event_scan_result { + __le16 event_id; + u8 bss_index; + u8 bss_type; + u8 more_event; + u8 reserved[3]; + __le16 buf_size; + u8 num_of_set; +} __packed; + #define MWIFIEX_USER_SCAN_CHAN_MAX 50 #define MWIFIEX_MAX_SSID_LIST_LENGTH 10 @@ -858,11 +1233,6 @@ struct mwifiex_user_scan_chan { u32 scan_time; } __packed; -struct mwifiex_user_scan_ssid { - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 max_len; -} __packed; - struct mwifiex_user_scan_cfg { /* * BSS mode to be sent in the firmware command @@ -873,8 +1243,9 @@ struct mwifiex_user_scan_cfg { u8 reserved; /* BSSID filter sent in the firmware command to limit the results */ u8 specific_bssid[ETH_ALEN]; - /* SSID filter list used in the to limit the scan results */ - struct mwifiex_user_scan_ssid ssid_list[MWIFIEX_MAX_SSID_LIST_LENGTH]; + /* SSID filter list used in the firmware to limit the scan results */ + struct cfg80211_ssid *ssid_list; + u8 num_ssids; /* Variable number (fixed maximum) of channels to scan up */ struct mwifiex_user_scan_chan chan_list[MWIFIEX_USER_SCAN_CHAN_MAX]; } __packed; @@ -897,12 +1268,34 @@ struct host_cmd_ds_802_11_scan_rsp { u8 bss_desc_and_tlv_buffer[1]; } __packed; +struct host_cmd_ds_802_11_scan_ext { + u32 reserved; + u8 tlv_buffer[1]; +} __packed; + +struct mwifiex_ie_types_bss_scan_rsp { + struct mwifiex_ie_types_header header; + u8 bssid[ETH_ALEN]; + u8 frame_body[1]; +} __packed; + +struct mwifiex_ie_types_bss_scan_info { + struct mwifiex_ie_types_header header; + __le16 rssi; + __le16 anpi; + u8 cca_busy_fraction; + u8 radio_type; + u8 channel; + u8 reserved; + __le64 tsf; +} __packed; + struct host_cmd_ds_802_11_bg_scan_query { u8 flush; } __packed; struct host_cmd_ds_802_11_bg_scan_query_rsp { - u32 report_condition; + __le32 report_condition; struct host_cmd_ds_802_11_scan_rsp scan_resp; } __packed; @@ -959,6 +1352,7 @@ struct host_cmd_ds_11n_cfg { __le16 action; __le16 ht_tx_cap; __le16 ht_tx_info; + __le16 misc_config; /* Needed for 802.11AC cards only */ } __packed; struct host_cmd_ds_txbuf_cfg { @@ -974,6 +1368,23 @@ struct host_cmd_ds_amsdu_aggr_ctrl { __le16 curr_buf_size; } __packed; +struct host_cmd_ds_sta_deauth { + u8 mac[ETH_ALEN]; + __le16 reason; +} __packed; + +struct mwifiex_ie_types_pwr_capability { + struct mwifiex_ie_types_header header; + s8 min_pwr; + s8 max_pwr; +}; + +struct mwifiex_ie_types_local_pwr_constraint { + struct mwifiex_ie_types_header header; + u8 chan; + u8 constraint; +}; + struct mwifiex_ie_types_wmm_param_set { struct mwifiex_ie_types_header header; u8 wmm_ie[1]; @@ -983,7 +1394,7 @@ struct mwifiex_ie_types_wmm_queue_status { struct mwifiex_ie_types_header header; u8 queue_index; u8 disabled; - u16 medium_time; + __le16 medium_time; u8 flow_required; u8 flow_created; u32 reserved; @@ -992,18 +1403,11 @@ struct mwifiex_ie_types_wmm_queue_status { struct ieee_types_vendor_header { u8 element_id; u8 len; - u8 oui[3]; - u8 oui_type; + u8 oui[4]; /* 0~2: oui, 3: oui_type */ u8 oui_subtype; u8 version; } __packed; -struct ieee_types_wmm_ac_parameters { - u8 aci_aifsn_bitmap; - u8 ecw_bitmap; - __le16 tx_op_limit; -} __packed; - struct ieee_types_wmm_parameter { /* * WMM Parameter IE - Vendor Specific Header: @@ -1017,7 +1421,7 @@ struct ieee_types_wmm_parameter { struct ieee_types_vendor_header vend_hdr; u8 qos_info_bitmap; u8 reserved; - struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_MAX_QUEUES]; + struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_NUM_ACS]; } __packed; struct ieee_types_wmm_info { @@ -1038,7 +1442,7 @@ struct ieee_types_wmm_info { struct host_cmd_ds_wmm_get_status { u8 queue_status_tlv[sizeof(struct mwifiex_ie_types_wmm_queue_status) * - IEEE80211_MAX_QUEUES]; + IEEE80211_NUM_ACS]; u8 wmm_param_tlv[sizeof(struct ieee_types_wmm_parameter) + 2]; } __packed; @@ -1053,9 +1457,39 @@ struct mwifiex_ie_types_htcap { struct ieee80211_ht_cap ht_cap; } __packed; +struct mwifiex_ie_types_vhtcap { + struct mwifiex_ie_types_header header; + struct ieee80211_vht_cap vht_cap; +} __packed; + +struct mwifiex_ie_types_aid { + struct mwifiex_ie_types_header header; + __le16 aid; +} __packed; + +struct mwifiex_ie_types_oper_mode_ntf { + struct mwifiex_ie_types_header header; + u8 oper_mode; +} __packed; + +/* VHT Operations IE */ +struct mwifiex_ie_types_vht_oper { + struct mwifiex_ie_types_header header; + u8 chan_width; + u8 chan_center_freq_1; + u8 chan_center_freq_2; + /* Basic MCS set map, each 2 bits stands for a NSS */ + __le16 basic_mcs_map; +} __packed; + +struct mwifiex_ie_types_wmmcap { + struct mwifiex_ie_types_header header; + struct mwifiex_types_wmm_info wmm_info; +} __packed; + struct mwifiex_ie_types_htinfo { struct mwifiex_ie_types_header header; - struct ieee80211_ht_info ht_info; + struct ieee80211_ht_operation ht_oper; } __packed; struct mwifiex_ie_types_2040bssco { @@ -1065,7 +1499,12 @@ struct mwifiex_ie_types_2040bssco { struct mwifiex_ie_types_extcap { struct mwifiex_ie_types_header header; - u8 ext_cap; + u8 ext_capab[0]; +} __packed; + +struct mwifiex_ie_types_qos_info { + struct mwifiex_ie_types_header header; + u8 qos_info; } __packed; struct host_cmd_ds_mac_reg_access { @@ -1103,12 +1542,130 @@ struct host_cmd_ds_802_11_eeprom_access { u8 value; } __packed; -struct host_cmd_ds_802_11_rf_channel { +struct mwifiex_assoc_event { + u8 sta_addr[ETH_ALEN]; + __le16 type; + __le16 len; + __le16 frame_control; + __le16 cap_info; + __le16 listen_interval; + u8 data[0]; +} __packed; + +struct host_cmd_ds_sys_config { __le16 action; - __le16 current_channel; - __le16 rf_type; - __le16 reserved; - u8 reserved_1[32]; + u8 tlv[0]; +}; + +struct host_cmd_11ac_vht_cfg { + __le16 action; + u8 band_config; + u8 misc_config; + __le32 cap_info; + __le32 mcs_tx_set; + __le32 mcs_rx_set; +} __packed; + +struct host_cmd_tlv_akmp { + struct mwifiex_ie_types_header header; + __le16 key_mgmt; + __le16 key_mgmt_operation; +} __packed; + +struct host_cmd_tlv_pwk_cipher { + struct mwifiex_ie_types_header header; + __le16 proto; + u8 cipher; + u8 reserved; +} __packed; + +struct host_cmd_tlv_gwk_cipher { + struct mwifiex_ie_types_header header; + u8 cipher; + u8 reserved; +} __packed; + +struct host_cmd_tlv_passphrase { + struct mwifiex_ie_types_header header; + u8 passphrase[0]; +} __packed; + +struct host_cmd_tlv_wep_key { + struct mwifiex_ie_types_header header; + u8 key_index; + u8 is_default; + u8 key[1]; +}; + +struct host_cmd_tlv_auth_type { + struct mwifiex_ie_types_header header; + u8 auth_type; +} __packed; + +struct host_cmd_tlv_encrypt_protocol { + struct mwifiex_ie_types_header header; + __le16 proto; +} __packed; + +struct host_cmd_tlv_ssid { + struct mwifiex_ie_types_header header; + u8 ssid[0]; +} __packed; + +struct host_cmd_tlv_rates { + struct mwifiex_ie_types_header header; + u8 rates[0]; +} __packed; + +struct mwifiex_ie_types_bssid_list { + struct mwifiex_ie_types_header header; + u8 bssid[ETH_ALEN]; +} __packed; + +struct host_cmd_tlv_bcast_ssid { + struct mwifiex_ie_types_header header; + u8 bcast_ctl; +} __packed; + +struct host_cmd_tlv_beacon_period { + struct mwifiex_ie_types_header header; + __le16 period; +} __packed; + +struct host_cmd_tlv_dtim_period { + struct mwifiex_ie_types_header header; + u8 period; +} __packed; + +struct host_cmd_tlv_frag_threshold { + struct mwifiex_ie_types_header header; + __le16 frag_thr; +} __packed; + +struct host_cmd_tlv_rts_threshold { + struct mwifiex_ie_types_header header; + __le16 rts_thr; +} __packed; + +struct host_cmd_tlv_retry_limit { + struct mwifiex_ie_types_header header; + u8 limit; +} __packed; + +struct host_cmd_tlv_mac_addr { + struct mwifiex_ie_types_header header; + u8 mac_addr[ETH_ALEN]; +} __packed; + +struct host_cmd_tlv_channel_band { + struct mwifiex_ie_types_header header; + u8 band_config; + u8 channel; +} __packed; + +struct host_cmd_tlv_ageout_timer { + struct mwifiex_ie_types_header header; + __le32 sta_ao_timer; } __packed; struct host_cmd_ds_version_ext { @@ -1116,6 +1673,25 @@ struct host_cmd_ds_version_ext { char version_str[128]; } __packed; +struct host_cmd_ds_mgmt_frame_reg { + __le16 action; + __le32 mask; +} __packed; + +struct host_cmd_ds_p2p_mode_cfg { + __le16 action; + __le16 mode; +} __packed; + +struct host_cmd_ds_remain_on_chan { + __le16 action; + u8 status; + u8 reserved; + u8 band_cfg; + u8 channel; + __le32 duration; +} __packed; + struct host_cmd_ds_802_11_ibss_status { __le16 action; __le16 enable; @@ -1125,8 +1701,22 @@ struct host_cmd_ds_802_11_ibss_status { __le16 use_g_rate_protect; } __packed; +struct mwifiex_fw_mef_entry { + u8 mode; + u8 action; + __le16 exprsize; + u8 expr[0]; +} __packed; + +struct host_cmd_ds_mef_cfg { + __le32 criteria; + __le16 num_entries; + struct mwifiex_fw_mef_entry mef_entry[0]; +} __packed; + #define CONNECTION_TYPE_INFRA 0 #define CONNECTION_TYPE_ADHOC 1 +#define CONNECTION_TYPE_AP 2 struct host_cmd_ds_set_bss_mode { u8 con_type; @@ -1156,6 +1746,61 @@ struct host_cmd_ds_pcie_details { u32 sleep_cookie_addr_hi; } __packed; +struct mwifiex_ie_types_rssi_threshold { + struct mwifiex_ie_types_header header; + u8 abs_value; + u8 evt_freq; +} __packed; + +struct host_cmd_ds_802_11_subsc_evt { + __le16 action; + __le16 events; +} __packed; + +struct mwifiex_tdls_generic_event { + __le16 type; + u8 peer_mac[ETH_ALEN]; + union { + __le16 reason_code; + __le16 reserved; + } u; +} __packed; + +struct mwifiex_ie { + __le16 ie_index; + __le16 mgmt_subtype_mask; + __le16 ie_length; + u8 ie_buffer[IEEE_MAX_IE_SIZE]; +} __packed; + +#define MAX_MGMT_IE_INDEX 16 +struct mwifiex_ie_list { + __le16 type; + __le16 len; + struct mwifiex_ie ie_list[MAX_MGMT_IE_INDEX]; +} __packed; + +struct coalesce_filt_field_param { + u8 operation; + u8 operand_len; + __le16 offset; + u8 operand_byte_stream[4]; +}; + +struct coalesce_receive_filt_rule { + struct mwifiex_ie_types_header header; + u8 num_of_fields; + u8 pkt_type; + __le16 max_coalescing_delay; + struct coalesce_filt_field_param params[0]; +} __packed; + +struct host_cmd_ds_coalesce_cfg { + __le16 action; + __le16 num_of_rules; + struct coalesce_receive_filt_rule rule[0]; +} __packed; + struct host_cmd_ds_command { __le16 command; __le16 size; @@ -1170,13 +1815,16 @@ struct host_cmd_ds_command { struct host_cmd_ds_802_11_rssi_info rssi_info; struct host_cmd_ds_802_11_rssi_info_rsp rssi_info_rsp; struct host_cmd_ds_802_11_snmp_mib smib; - struct host_cmd_ds_802_11_rf_channel rf_channel; struct host_cmd_ds_tx_rate_query tx_rate; struct host_cmd_ds_tx_rate_cfg tx_rate_cfg; struct host_cmd_ds_txpwr_cfg txp_cfg; + struct host_cmd_ds_rf_tx_pwr txp; + struct host_cmd_ds_rf_ant_mimo ant_mimo; + struct host_cmd_ds_rf_ant_siso ant_siso; struct host_cmd_ds_802_11_ps_mode_enh psmode_enh; struct host_cmd_ds_802_11_hs_cfg_enh opt_hs_cfg; struct host_cmd_ds_802_11_scan scan; + struct host_cmd_ds_802_11_scan_ext ext_scan; struct host_cmd_ds_802_11_scan_rsp scan_resp; struct host_cmd_ds_802_11_bg_scan_query bg_scan_query; struct host_cmd_ds_802_11_bg_scan_query_rsp bg_scan_query_resp; @@ -1196,8 +1844,13 @@ struct host_cmd_ds_command { struct host_cmd_ds_11n_cfg htcfg; struct host_cmd_ds_wmm_get_status get_wmm_status; struct host_cmd_ds_802_11_key_material key_material; + struct host_cmd_ds_802_11_key_material_v2 key_material_v2; struct host_cmd_ds_version_ext verext; + struct host_cmd_ds_mgmt_frame_reg reg_mask; + struct host_cmd_ds_remain_on_chan roc_cfg; + struct host_cmd_ds_p2p_mode_cfg mode_cfg; struct host_cmd_ds_802_11_ibss_status ibss_coalescing; + struct host_cmd_ds_mef_cfg mef_cfg; struct host_cmd_ds_mac_reg_access mac_reg; struct host_cmd_ds_bbp_reg_access bbp_reg; struct host_cmd_ds_rf_reg_access rf_reg; @@ -1205,6 +1858,12 @@ struct host_cmd_ds_command { struct host_cmd_ds_set_bss_mode bss_mode; struct host_cmd_ds_pcie_details pcie_host_spec; struct host_cmd_ds_802_11_eeprom_access eeprom; + struct host_cmd_ds_802_11_subsc_evt subsc_evt; + struct host_cmd_ds_sys_config uap_sys_config; + struct host_cmd_ds_sta_deauth sta_deauth; + struct host_cmd_11ac_vht_cfg vht_cfg; + struct host_cmd_ds_coalesce_cfg coalesce_cfg; + struct host_cmd_ds_tdls_oper tdls_oper; } params; } __packed; diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c new file mode 100644 index 00000000000..3bf3d58bbc0 --- /dev/null +++ b/drivers/net/wireless/mwifiex/ie.c @@ -0,0 +1,446 @@ +/* + * Marvell Wireless LAN device driver: management IE handling- setting and + * deleting IE. + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" + +/* This function checks if current IE index is used by any on other interface. + * Return: -1: yes, current IE index is used by someone else. + * 0: no, current IE index is NOT used by other interface. + */ +static int +mwifiex_ie_index_used_by_other_intf(struct mwifiex_private *priv, u16 idx) +{ + int i; + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_ie *ie; + + for (i = 0; i < adapter->priv_num; i++) { + if (adapter->priv[i] != priv) { + ie = &adapter->priv[i]->mgmt_ie[idx]; + if (ie->mgmt_subtype_mask && ie->ie_length) + return -1; + } + } + + return 0; +} + +/* Get unused IE index. This index will be used for setting new IE */ +static int +mwifiex_ie_get_autoidx(struct mwifiex_private *priv, u16 subtype_mask, + struct mwifiex_ie *ie, u16 *index) +{ + u16 mask, len, i; + + for (i = 0; i < priv->adapter->max_mgmt_ie_index; i++) { + mask = le16_to_cpu(priv->mgmt_ie[i].mgmt_subtype_mask); + len = le16_to_cpu(ie->ie_length); + + if (mask == MWIFIEX_AUTO_IDX_MASK) + continue; + + if (mask == subtype_mask) { + if (len > IEEE_MAX_IE_SIZE) + continue; + + *index = i; + return 0; + } + + if (!priv->mgmt_ie[i].ie_length) { + if (mwifiex_ie_index_used_by_other_intf(priv, i)) + continue; + + *index = i; + return 0; + } + } + + return -1; +} + +/* This function prepares IE data buffer for command to be sent to FW */ +static int +mwifiex_update_autoindex_ies(struct mwifiex_private *priv, + struct mwifiex_ie_list *ie_list) +{ + u16 travel_len, index, mask; + s16 input_len, tlv_len; + struct mwifiex_ie *ie; + u8 *tmp; + + input_len = le16_to_cpu(ie_list->len); + travel_len = sizeof(struct mwifiex_ie_types_header); + + ie_list->len = 0; + + while (input_len >= sizeof(struct mwifiex_ie_types_header)) { + ie = (struct mwifiex_ie *)(((u8 *)ie_list) + travel_len); + tlv_len = le16_to_cpu(ie->ie_length); + travel_len += tlv_len + MWIFIEX_IE_HDR_SIZE; + + if (input_len < tlv_len + MWIFIEX_IE_HDR_SIZE) + return -1; + index = le16_to_cpu(ie->ie_index); + mask = le16_to_cpu(ie->mgmt_subtype_mask); + + if (index == MWIFIEX_AUTO_IDX_MASK) { + /* automatic addition */ + if (mwifiex_ie_get_autoidx(priv, mask, ie, &index)) + return -1; + if (index == MWIFIEX_AUTO_IDX_MASK) + return -1; + + tmp = (u8 *)&priv->mgmt_ie[index].ie_buffer; + memcpy(tmp, &ie->ie_buffer, le16_to_cpu(ie->ie_length)); + priv->mgmt_ie[index].ie_length = ie->ie_length; + priv->mgmt_ie[index].ie_index = cpu_to_le16(index); + priv->mgmt_ie[index].mgmt_subtype_mask = + cpu_to_le16(mask); + + ie->ie_index = cpu_to_le16(index); + } else { + if (mask != MWIFIEX_DELETE_MASK) + return -1; + /* + * Check if this index is being used on any + * other interface. + */ + if (mwifiex_ie_index_used_by_other_intf(priv, index)) + return -1; + + ie->ie_length = 0; + memcpy(&priv->mgmt_ie[index], ie, + sizeof(struct mwifiex_ie)); + } + + le16_add_cpu(&ie_list->len, + le16_to_cpu(priv->mgmt_ie[index].ie_length) + + MWIFIEX_IE_HDR_SIZE); + input_len -= tlv_len + MWIFIEX_IE_HDR_SIZE; + } + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) + return mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, + HostCmd_ACT_GEN_SET, + UAP_CUSTOM_IE_I, ie_list, false); + + return 0; +} + +/* Copy individual custom IEs for beacon, probe response and assoc response + * and prepare single structure for IE setting. + * This function also updates allocated IE indices from driver. + */ +static int +mwifiex_update_uap_custom_ie(struct mwifiex_private *priv, + struct mwifiex_ie *beacon_ie, u16 *beacon_idx, + struct mwifiex_ie *pr_ie, u16 *probe_idx, + struct mwifiex_ie *ar_ie, u16 *assoc_idx) +{ + struct mwifiex_ie_list *ap_custom_ie; + u8 *pos; + u16 len; + int ret; + + ap_custom_ie = kzalloc(sizeof(*ap_custom_ie), GFP_KERNEL); + if (!ap_custom_ie) + return -ENOMEM; + + ap_custom_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE); + pos = (u8 *)ap_custom_ie->ie_list; + + if (beacon_ie) { + len = sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE + + le16_to_cpu(beacon_ie->ie_length); + memcpy(pos, beacon_ie, len); + pos += len; + le16_add_cpu(&ap_custom_ie->len, len); + } + if (pr_ie) { + len = sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE + + le16_to_cpu(pr_ie->ie_length); + memcpy(pos, pr_ie, len); + pos += len; + le16_add_cpu(&ap_custom_ie->len, len); + } + if (ar_ie) { + len = sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE + + le16_to_cpu(ar_ie->ie_length); + memcpy(pos, ar_ie, len); + pos += len; + le16_add_cpu(&ap_custom_ie->len, len); + } + + ret = mwifiex_update_autoindex_ies(priv, ap_custom_ie); + + pos = (u8 *)(&ap_custom_ie->ie_list[0].ie_index); + if (beacon_ie && *beacon_idx == MWIFIEX_AUTO_IDX_MASK) { + /* save beacon ie index after auto-indexing */ + *beacon_idx = le16_to_cpu(ap_custom_ie->ie_list[0].ie_index); + len = sizeof(*beacon_ie) - IEEE_MAX_IE_SIZE + + le16_to_cpu(beacon_ie->ie_length); + pos += len; + } + if (pr_ie && le16_to_cpu(pr_ie->ie_index) == MWIFIEX_AUTO_IDX_MASK) { + /* save probe resp ie index after auto-indexing */ + *probe_idx = *((u16 *)pos); + len = sizeof(*pr_ie) - IEEE_MAX_IE_SIZE + + le16_to_cpu(pr_ie->ie_length); + pos += len; + } + if (ar_ie && le16_to_cpu(ar_ie->ie_index) == MWIFIEX_AUTO_IDX_MASK) + /* save assoc resp ie index after auto-indexing */ + *assoc_idx = *((u16 *)pos); + + kfree(ap_custom_ie); + return ret; +} + +/* This function checks if the vendor specified IE is present in passed buffer + * and copies it to mwifiex_ie structure. + * Function takes pointer to struct mwifiex_ie pointer as argument. + * If the vendor specified IE is present then memory is allocated for + * mwifiex_ie pointer and filled in with IE. Caller should take care of freeing + * this memory. + */ +static int mwifiex_update_vs_ie(const u8 *ies, int ies_len, + struct mwifiex_ie **ie_ptr, u16 mask, + unsigned int oui, u8 oui_type) +{ + struct ieee_types_header *vs_ie; + struct mwifiex_ie *ie = *ie_ptr; + const u8 *vendor_ie; + + vendor_ie = cfg80211_find_vendor_ie(oui, oui_type, ies, ies_len); + if (vendor_ie) { + if (!*ie_ptr) { + *ie_ptr = kzalloc(sizeof(struct mwifiex_ie), + GFP_KERNEL); + if (!*ie_ptr) + return -ENOMEM; + ie = *ie_ptr; + } + + vs_ie = (struct ieee_types_header *)vendor_ie; + memcpy(ie->ie_buffer + le16_to_cpu(ie->ie_length), + vs_ie, vs_ie->len + 2); + le16_add_cpu(&ie->ie_length, vs_ie->len + 2); + ie->mgmt_subtype_mask = cpu_to_le16(mask); + ie->ie_index = cpu_to_le16(MWIFIEX_AUTO_IDX_MASK); + } + + *ie_ptr = ie; + return 0; +} + +/* This function parses beacon IEs, probe response IEs, association response IEs + * from cfg80211_ap_settings->beacon and sets these IE to FW. + */ +static int mwifiex_set_mgmt_beacon_data_ies(struct mwifiex_private *priv, + struct cfg80211_beacon_data *data) +{ + struct mwifiex_ie *beacon_ie = NULL, *pr_ie = NULL, *ar_ie = NULL; + u16 beacon_idx = MWIFIEX_AUTO_IDX_MASK, pr_idx = MWIFIEX_AUTO_IDX_MASK; + u16 ar_idx = MWIFIEX_AUTO_IDX_MASK; + int ret = 0; + + if (data->beacon_ies && data->beacon_ies_len) { + mwifiex_update_vs_ie(data->beacon_ies, data->beacon_ies_len, + &beacon_ie, MGMT_MASK_BEACON, + WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPS); + mwifiex_update_vs_ie(data->beacon_ies, data->beacon_ies_len, + &beacon_ie, MGMT_MASK_BEACON, + WLAN_OUI_WFA, WLAN_OUI_TYPE_WFA_P2P); + } + + if (data->proberesp_ies && data->proberesp_ies_len) { + mwifiex_update_vs_ie(data->proberesp_ies, + data->proberesp_ies_len, &pr_ie, + MGMT_MASK_PROBE_RESP, WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPS); + mwifiex_update_vs_ie(data->proberesp_ies, + data->proberesp_ies_len, &pr_ie, + MGMT_MASK_PROBE_RESP, + WLAN_OUI_WFA, WLAN_OUI_TYPE_WFA_P2P); + } + + if (data->assocresp_ies && data->assocresp_ies_len) { + mwifiex_update_vs_ie(data->assocresp_ies, + data->assocresp_ies_len, &ar_ie, + MGMT_MASK_ASSOC_RESP | + MGMT_MASK_REASSOC_RESP, + WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPS); + mwifiex_update_vs_ie(data->assocresp_ies, + data->assocresp_ies_len, &ar_ie, + MGMT_MASK_ASSOC_RESP | + MGMT_MASK_REASSOC_RESP, WLAN_OUI_WFA, + WLAN_OUI_TYPE_WFA_P2P); + } + + if (beacon_ie || pr_ie || ar_ie) { + ret = mwifiex_update_uap_custom_ie(priv, beacon_ie, + &beacon_idx, pr_ie, + &pr_idx, ar_ie, &ar_idx); + if (ret) + goto done; + } + + priv->beacon_idx = beacon_idx; + priv->proberesp_idx = pr_idx; + priv->assocresp_idx = ar_idx; + +done: + kfree(beacon_ie); + kfree(pr_ie); + kfree(ar_ie); + + return ret; +} + +/* This function parses different IEs-tail IEs, beacon IEs, probe response IEs, + * association response IEs from cfg80211_ap_settings function and sets these IE + * to FW. + */ +int mwifiex_set_mgmt_ies(struct mwifiex_private *priv, + struct cfg80211_beacon_data *info) +{ + struct mwifiex_ie *gen_ie; + struct ieee_types_header *rsn_ie, *wpa_ie = NULL; + u16 rsn_idx = MWIFIEX_AUTO_IDX_MASK, ie_len = 0; + const u8 *vendor_ie; + + if (info->tail && info->tail_len) { + gen_ie = kzalloc(sizeof(struct mwifiex_ie), GFP_KERNEL); + if (!gen_ie) + return -ENOMEM; + gen_ie->ie_index = cpu_to_le16(rsn_idx); + gen_ie->mgmt_subtype_mask = cpu_to_le16(MGMT_MASK_BEACON | + MGMT_MASK_PROBE_RESP | + MGMT_MASK_ASSOC_RESP); + + rsn_ie = (void *)cfg80211_find_ie(WLAN_EID_RSN, + info->tail, info->tail_len); + if (rsn_ie) { + memcpy(gen_ie->ie_buffer, rsn_ie, rsn_ie->len + 2); + ie_len = rsn_ie->len + 2; + gen_ie->ie_length = cpu_to_le16(ie_len); + } + + vendor_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPA, + info->tail, + info->tail_len); + if (vendor_ie) { + wpa_ie = (struct ieee_types_header *)vendor_ie; + memcpy(gen_ie->ie_buffer + ie_len, + wpa_ie, wpa_ie->len + 2); + ie_len += wpa_ie->len + 2; + gen_ie->ie_length = cpu_to_le16(ie_len); + } + + if (rsn_ie || wpa_ie) { + if (mwifiex_update_uap_custom_ie(priv, gen_ie, &rsn_idx, + NULL, NULL, + NULL, NULL)) { + kfree(gen_ie); + return -1; + } + priv->rsn_idx = rsn_idx; + } + + kfree(gen_ie); + } + + return mwifiex_set_mgmt_beacon_data_ies(priv, info); +} + +/* This function removes management IE set */ +int mwifiex_del_mgmt_ies(struct mwifiex_private *priv) +{ + struct mwifiex_ie *beacon_ie = NULL, *pr_ie = NULL; + struct mwifiex_ie *ar_ie = NULL, *rsn_ie = NULL; + int ret = 0; + + if (priv->rsn_idx != MWIFIEX_AUTO_IDX_MASK) { + rsn_ie = kmalloc(sizeof(struct mwifiex_ie), GFP_KERNEL); + if (!rsn_ie) + return -ENOMEM; + + rsn_ie->ie_index = cpu_to_le16(priv->rsn_idx); + rsn_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK); + rsn_ie->ie_length = 0; + if (mwifiex_update_uap_custom_ie(priv, rsn_ie, &priv->rsn_idx, + NULL, &priv->proberesp_idx, + NULL, &priv->assocresp_idx)) { + ret = -1; + goto done; + } + + priv->rsn_idx = MWIFIEX_AUTO_IDX_MASK; + } + + if (priv->beacon_idx != MWIFIEX_AUTO_IDX_MASK) { + beacon_ie = kmalloc(sizeof(struct mwifiex_ie), GFP_KERNEL); + if (!beacon_ie) { + ret = -ENOMEM; + goto done; + } + beacon_ie->ie_index = cpu_to_le16(priv->beacon_idx); + beacon_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK); + beacon_ie->ie_length = 0; + } + if (priv->proberesp_idx != MWIFIEX_AUTO_IDX_MASK) { + pr_ie = kmalloc(sizeof(struct mwifiex_ie), GFP_KERNEL); + if (!pr_ie) { + ret = -ENOMEM; + goto done; + } + pr_ie->ie_index = cpu_to_le16(priv->proberesp_idx); + pr_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK); + pr_ie->ie_length = 0; + } + if (priv->assocresp_idx != MWIFIEX_AUTO_IDX_MASK) { + ar_ie = kmalloc(sizeof(struct mwifiex_ie), GFP_KERNEL); + if (!ar_ie) { + ret = -ENOMEM; + goto done; + } + ar_ie->ie_index = cpu_to_le16(priv->assocresp_idx); + ar_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK); + ar_ie->ie_length = 0; + } + + if (beacon_ie || pr_ie || ar_ie) + ret = mwifiex_update_uap_custom_ie(priv, + beacon_ie, &priv->beacon_idx, + pr_ie, &priv->proberesp_idx, + ar_ie, &priv->assocresp_idx); + +done: + kfree(beacon_ie); + kfree(pr_ie); + kfree(ar_ie); + kfree(rsn_ie); + + return ret; +} diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index d792b3fb7c1..4ecd0b208ac 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -35,28 +35,19 @@ static int mwifiex_add_bss_prio_tbl(struct mwifiex_private *priv) { struct mwifiex_adapter *adapter = priv->adapter; struct mwifiex_bss_prio_node *bss_prio; + struct mwifiex_bss_prio_tbl *tbl = adapter->bss_prio_tbl; unsigned long flags; bss_prio = kzalloc(sizeof(struct mwifiex_bss_prio_node), GFP_KERNEL); - if (!bss_prio) { - dev_err(adapter->dev, "%s: failed to alloc bss_prio\n", - __func__); + if (!bss_prio) return -ENOMEM; - } bss_prio->priv = priv; INIT_LIST_HEAD(&bss_prio->list); - if (!adapter->bss_prio_tbl[priv->bss_priority].bss_prio_cur) - adapter->bss_prio_tbl[priv->bss_priority].bss_prio_cur = - bss_prio; - - spin_lock_irqsave(&adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_lock, flags); - list_add_tail(&bss_prio->list, - &adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_head); - spin_unlock_irqrestore(&adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_lock, flags); + + spin_lock_irqsave(&tbl[priv->bss_priority].bss_prio_lock, flags); + list_add_tail(&bss_prio->list, &tbl[priv->bss_priority].bss_prio_head); + spin_unlock_irqrestore(&tbl[priv->bss_priority].bss_prio_lock, flags); return 0; } @@ -68,7 +59,7 @@ static int mwifiex_add_bss_prio_tbl(struct mwifiex_private *priv) * Additionally, it also initializes all the locks and sets up all the * lists. */ -static int mwifiex_init_priv(struct mwifiex_private *priv) +int mwifiex_init_priv(struct mwifiex_private *priv) { u32 i; @@ -82,7 +73,7 @@ static int mwifiex_init_priv(struct mwifiex_private *priv) priv->bcn_avg_factor = DEFAULT_BCN_AVG_FACTOR; priv->data_avg_factor = DEFAULT_DATA_AVG_FACTOR; - priv->sec_info.wep_status = MWIFIEX_802_11_WEP_DISABLED; + priv->sec_info.wep_enabled = 0; priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; priv->sec_info.encryption_mode = 0; for (i = 0; i < ARRAY_SIZE(priv->wep_key); i++) @@ -135,9 +126,19 @@ static int mwifiex_init_priv(struct mwifiex_private *priv) priv->wmm_qosinfo = 0; priv->curr_bcn_buf = NULL; priv->curr_bcn_size = 0; + priv->wps_ie = NULL; + priv->wps_ie_len = 0; + priv->ap_11n_enabled = 0; + memset(&priv->roc_cfg, 0, sizeof(priv->roc_cfg)); priv->scan_block = false; + priv->csa_chan = 0; + priv->csa_expire_time = 0; + priv->del_list_idx = 0; + priv->hs2_enabled = false; + memcpy(priv->tos_to_tid_inv, tos_to_tid_inv, MAX_NUM_TID); + return mwifiex_add_bss_prio_tbl(priv); } @@ -157,13 +158,13 @@ static int mwifiex_allocate_adapter(struct mwifiex_adapter *adapter) ret = mwifiex_alloc_cmd_buffer(adapter); if (ret) { dev_err(adapter->dev, "%s: failed to alloc cmd buffer\n", - __func__); + __func__); return -1; } adapter->sleep_cfm = dev_alloc_skb(sizeof(struct mwifiex_opt_sleep_confirm) - + INTF_HEADER_LEN); + + INTF_HEADER_LEN); if (!adapter->sleep_cfm) { dev_err(adapter->dev, "%s: failed to alloc sleep cfm" @@ -187,15 +188,13 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) struct mwifiex_opt_sleep_confirm *sleep_cfm_buf = NULL; skb_put(adapter->sleep_cfm, sizeof(struct mwifiex_opt_sleep_confirm)); - sleep_cfm_buf = (struct mwifiex_opt_sleep_confirm *) - (adapter->sleep_cfm->data); adapter->cmd_sent = false; - if (adapter->iface_type == MWIFIEX_PCIE) - adapter->data_sent = false; - else + if (adapter->iface_type == MWIFIEX_SDIO) adapter->data_sent = true; + else + adapter->data_sent = false; adapter->cmd_resp_received = false; adapter->event_received = false; @@ -235,25 +234,25 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) adapter->pm_wakeup_fw_try = false; - adapter->max_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K; - adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K; adapter->curr_tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K; adapter->is_hs_configured = false; - adapter->hs_cfg.conditions = cpu_to_le32(HOST_SLEEP_CFG_COND_DEF); - adapter->hs_cfg.gpio = HOST_SLEEP_CFG_GPIO_DEF; - adapter->hs_cfg.gap = HOST_SLEEP_CFG_GAP_DEF; + adapter->hs_cfg.conditions = cpu_to_le32(HS_CFG_COND_DEF); + adapter->hs_cfg.gpio = HS_CFG_GPIO_DEF; + adapter->hs_cfg.gap = HS_CFG_GAP_DEF; adapter->hs_activated = false; memset(adapter->event_body, 0, sizeof(adapter->event_body)); adapter->hw_dot_11n_dev_cap = 0; adapter->hw_dev_mcs_support = 0; - adapter->chan_offset = 0; + adapter->sec_chan_offset = 0; adapter->adhoc_11n_enabled = false; mwifiex_wmm_init(adapter); if (adapter->sleep_cfm) { + sleep_cfm_buf = (struct mwifiex_opt_sleep_confirm *) + adapter->sleep_cfm->data; memset(sleep_cfm_buf, 0, adapter->sleep_cfm->len); sleep_cfm_buf->command = cpu_to_le16(HostCmd_CMD_802_11_PS_MODE_ENH); @@ -280,6 +279,66 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) adapter->adhoc_awake_period = 0; memset(&adapter->arp_filter, 0, sizeof(adapter->arp_filter)); adapter->arp_filter_size = 0; + adapter->max_mgmt_ie_index = MAX_MGMT_IE_INDEX; + adapter->empty_tx_q_cnt = 0; + adapter->ext_scan = true; + adapter->fw_key_api_major_ver = 0; + adapter->fw_key_api_minor_ver = 0; +} + +/* + * This function sets trans_start per tx_queue + */ +void mwifiex_set_trans_start(struct net_device *dev) +{ + int i; + + for (i = 0; i < dev->num_tx_queues; i++) + netdev_get_tx_queue(dev, i)->trans_start = jiffies; + + dev->trans_start = jiffies; +} + +/* + * This function wakes up all queues in net_device + */ +void mwifiex_wake_up_net_dev_queue(struct net_device *netdev, + struct mwifiex_adapter *adapter) +{ + unsigned long dev_queue_flags; + unsigned int i; + + spin_lock_irqsave(&adapter->queue_lock, dev_queue_flags); + + for (i = 0; i < netdev->num_tx_queues; i++) { + struct netdev_queue *txq = netdev_get_tx_queue(netdev, i); + + if (netif_tx_queue_stopped(txq)) + netif_tx_wake_queue(txq); + } + + spin_unlock_irqrestore(&adapter->queue_lock, dev_queue_flags); +} + +/* + * This function stops all queues in net_device + */ +void mwifiex_stop_net_dev_queue(struct net_device *netdev, + struct mwifiex_adapter *adapter) +{ + unsigned long dev_queue_flags; + unsigned int i; + + spin_lock_irqsave(&adapter->queue_lock, dev_queue_flags); + + for (i = 0; i < netdev->num_tx_queues; i++) { + struct netdev_queue *txq = netdev_get_tx_queue(netdev, i); + + if (!netif_tx_queue_stopped(txq)) + netif_tx_stop_queue(txq); + } + + spin_unlock_irqrestore(&adapter->queue_lock, dev_queue_flags); } /* @@ -306,22 +365,22 @@ static void mwifiex_free_lock_list(struct mwifiex_adapter *adapter) list_del(&priv->wmm.tid_tbl_ptr[j].ra_list); list_del(&priv->tx_ba_stream_tbl_ptr); list_del(&priv->rx_reorder_tbl_ptr); + list_del(&priv->sta_list); } } } /* - * This function frees the adapter structure. + * This function performs cleanup for adapter structure. * - * The freeing operation is done recursively, by canceling all - * pending commands, freeing the member buffers previously - * allocated (command buffers, scan table buffer, sleep confirm - * command buffer), stopping the timers and calling the cleanup - * routines for every interface, before the actual adapter - * structure is freed. + * The cleanup is done recursively, by canceling all pending + * commands, freeing the member buffers previously allocated + * (command buffers, scan table buffer, sleep confirm command + * buffer), stopping the timers and calling the cleanup routines + * for every interface. */ static void -mwifiex_free_adapter(struct mwifiex_adapter *adapter) +mwifiex_adapter_cleanup(struct mwifiex_adapter *adapter) { if (!adapter) { pr_err("%s: adapter is NULL\n", __func__); @@ -337,13 +396,10 @@ mwifiex_free_adapter(struct mwifiex_adapter *adapter) dev_dbg(adapter->dev, "info: free cmd buffer\n"); mwifiex_free_cmd_buffer(adapter); - del_timer(&adapter->cmd_timer); - dev_dbg(adapter->dev, "info: free scan table\n"); - adapter->if_ops.cleanup_if(adapter); - - dev_kfree_skb_any(adapter->sleep_cfm); + if (adapter->sleep_cfm) + dev_kfree_skb_any(adapter->sleep_cfm); } /* @@ -359,12 +415,14 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) spin_lock_init(&adapter->int_lock); spin_lock_init(&adapter->main_proc_lock); spin_lock_init(&adapter->mwifiex_cmd_lock); + spin_lock_init(&adapter->queue_lock); for (i = 0; i < adapter->priv_num; i++) { if (adapter->priv[i]) { priv = adapter->priv[i]; spin_lock_init(&priv->rx_pkt_lock); spin_lock_init(&priv->wmm.ra_list_spinlock); spin_lock_init(&priv->curr_bcn_buf_lock); + spin_lock_init(&priv->sta_list_spinlock); } } @@ -379,9 +437,10 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) spin_lock_init(&adapter->cmd_pending_q_lock); spin_lock_init(&adapter->scan_pending_q_lock); + skb_queue_head_init(&adapter->usb_rx_data_q); + for (i = 0; i < adapter->priv_num; ++i) { INIT_LIST_HEAD(&adapter->bss_prio_tbl[i].bss_prio_head); - adapter->bss_prio_tbl[i].bss_prio_cur = NULL; spin_lock_init(&adapter->bss_prio_tbl[i].bss_prio_lock); } @@ -389,12 +448,12 @@ int mwifiex_init_lock_list(struct mwifiex_adapter *adapter) if (!adapter->priv[i]) continue; priv = adapter->priv[i]; - for (j = 0; j < MAX_NUM_TID; ++j) { + for (j = 0; j < MAX_NUM_TID; ++j) INIT_LIST_HEAD(&priv->wmm.tid_tbl_ptr[j].ra_list); - spin_lock_init(&priv->wmm.tid_tbl_ptr[j].tid_tbl_lock); - } INIT_LIST_HEAD(&priv->tx_ba_stream_tbl_ptr); INIT_LIST_HEAD(&priv->rx_reorder_tbl_ptr); + INIT_LIST_HEAD(&priv->sta_list); + skb_queue_head_init(&priv->tdls_txq); spin_lock_init(&priv->tx_ba_stream_tbl_lock); spin_lock_init(&priv->rx_reorder_tbl_lock); @@ -442,6 +501,12 @@ int mwifiex_init_fw(struct mwifiex_adapter *adapter) return -1; } } + + if (adapter->if_ops.init_fw_port) { + if (adapter->if_ops.init_fw_port(adapter)) + return -1; + } + for (i = 0; i < adapter->priv_num; i++) { if (adapter->priv[i]) { ret = mwifiex_sta_init_cmd(adapter->priv[i], first_sta); @@ -476,46 +541,52 @@ static void mwifiex_delete_bss_prio_tbl(struct mwifiex_private *priv) { int i; struct mwifiex_adapter *adapter = priv->adapter; - struct mwifiex_bss_prio_node *bssprio_node, *tmp_node, **cur; + struct mwifiex_bss_prio_node *bssprio_node, *tmp_node; struct list_head *head; - spinlock_t *lock; + spinlock_t *lock; /* bss priority lock */ unsigned long flags; for (i = 0; i < adapter->priv_num; ++i) { head = &adapter->bss_prio_tbl[i].bss_prio_head; - cur = &adapter->bss_prio_tbl[i].bss_prio_cur; lock = &adapter->bss_prio_tbl[i].bss_prio_lock; dev_dbg(adapter->dev, "info: delete BSS priority table," - " index = %d, i = %d, head = %p, cur = %p\n", - priv->bss_index, i, head, *cur); - if (*cur) { + " bss_type = %d, bss_num = %d, i = %d," + " head = %p\n", + priv->bss_type, priv->bss_num, i, head); + + { spin_lock_irqsave(lock, flags); if (list_empty(head)) { spin_unlock_irqrestore(lock, flags); continue; } - bssprio_node = list_first_entry(head, - struct mwifiex_bss_prio_node, list); - spin_unlock_irqrestore(lock, flags); - list_for_each_entry_safe(bssprio_node, tmp_node, head, list) { if (bssprio_node->priv == priv) { dev_dbg(adapter->dev, "info: Delete " "node %p, next = %p\n", bssprio_node, tmp_node); - spin_lock_irqsave(lock, flags); list_del(&bssprio_node->list); - spin_unlock_irqrestore(lock, flags); kfree(bssprio_node); } } - *cur = (struct mwifiex_bss_prio_node *)head; + spin_unlock_irqrestore(lock, flags); } } } /* + * This function frees the private structure, including cleans + * up the TX and RX queues and frees the BSS priority tables. + */ +void mwifiex_free_priv(struct mwifiex_private *priv) +{ + mwifiex_clean_txrx(priv); + mwifiex_delete_bss_prio_tbl(priv); + mwifiex_free_curr_bcn(priv); +} + +/* * This function is used to shutdown the driver. * * The following operations are performed sequentially - @@ -532,7 +603,7 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) int ret = -EINPROGRESS; struct mwifiex_private *priv; s32 i; - unsigned long flags; + struct sk_buff *skb; /* mwifiex already shutdown */ if (adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY) @@ -545,6 +616,14 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) return ret; } + /* cancel current command */ + if (adapter->curr_cmd) { + dev_warn(adapter->dev, "curr_cmd is still in processing\n"); + del_timer_sync(&adapter->cmd_timer); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); + adapter->curr_cmd = NULL; + } + /* shut down mwifiex */ dev_dbg(adapter->dev, "info: shutdown mwifiex...\n"); @@ -558,12 +637,24 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) } } - spin_lock_irqsave(&adapter->mwifiex_lock, flags); + spin_lock(&adapter->mwifiex_lock); - /* Free adapter structure */ - mwifiex_free_adapter(adapter); + if (adapter->if_ops.data_complete) { + while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) { + struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); - spin_unlock_irqrestore(&adapter->mwifiex_lock, flags); + priv = adapter->priv[rx_info->bss_num]; + if (priv) + priv->stats.rx_dropped++; + + dev_kfree_skb_any(skb); + adapter->if_ops.data_complete(adapter); + } + } + + mwifiex_adapter_cleanup(adapter); + + spin_unlock(&adapter->mwifiex_lock); /* Notify completion */ ret = mwifiex_shutdown_fw_complete(adapter); @@ -589,25 +680,27 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter, int ret; u32 poll_num = 1; - adapter->winner = 0; + if (adapter->if_ops.check_fw_status) { + adapter->winner = 0; - /* Check if firmware is already running */ - ret = adapter->if_ops.check_fw_status(adapter, poll_num); - if (!ret) { - dev_notice(adapter->dev, - "WLAN FW already running! Skip FW download\n"); - goto done; - } - poll_num = MAX_FIRMWARE_POLL_TRIES; - - /* Check if we are the winner for downloading FW */ - if (!adapter->winner) { - dev_notice(adapter->dev, - "Other interface already running!" - " Skip FW download\n"); - poll_num = MAX_MULTI_INTERFACE_POLL_TRIES; - goto poll_fw; + /* check if firmware is already running */ + ret = adapter->if_ops.check_fw_status(adapter, poll_num); + if (!ret) { + dev_notice(adapter->dev, + "WLAN FW already running! Skip FW dnld\n"); + return 0; + } + + poll_num = MAX_FIRMWARE_POLL_TRIES; + + /* check if we are the winner for downloading FW */ + if (!adapter->winner) { + dev_notice(adapter->dev, + "FW already running! Skip FW dnld\n"); + goto poll_fw; + } } + if (pmfw) { /* Download firmware with helper */ ret = adapter->if_ops.prog_fw(adapter, pmfw); @@ -620,12 +713,8 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter, poll_fw: /* Check if the firmware is downloaded successfully or not */ ret = adapter->if_ops.check_fw_status(adapter, poll_num); - if (ret) { + if (ret) dev_err(adapter->dev, "FW failed to be active in time\n"); - return -1; - } -done: - /* re-enable host interrupt for mwifiex after fw dnld is successful */ - adapter->if_ops.enable_int(adapter); + return ret; } diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h index e0b68e7c8ca..1b576722671 100644 --- a/drivers/net/wireless/mwifiex/ioctl.h +++ b/drivers/net/wireless/mwifiex/ioctl.h @@ -20,7 +20,7 @@ #ifndef _MWIFIEX_IOCTL_H_ #define _MWIFIEX_IOCTL_H_ -#include <net/mac80211.h> +#include <net/lib80211.h> enum { MWIFIEX_SCAN_TYPE_UNCHANGED = 0, @@ -50,7 +50,7 @@ struct mwifiex_chan_freq { }; struct mwifiex_ssid_bssid { - struct mwifiex_802_11_ssid ssid; + struct cfg80211_ssid ssid; u8 bssid[ETH_ALEN]; }; @@ -60,17 +60,60 @@ enum { BAND_A = 4, BAND_GN = 8, BAND_AN = 16, + BAND_AAC = 32, +}; + +#define MWIFIEX_WPA_PASSHPHRASE_LEN 64 +struct wpa_param { + u8 pairwise_cipher_wpa; + u8 pairwise_cipher_wpa2; + u8 group_cipher; + u32 length; + u8 passphrase[MWIFIEX_WPA_PASSHPHRASE_LEN]; }; -#define NO_SEC_CHANNEL 0 -#define SEC_CHANNEL_ABOVE 1 -#define SEC_CHANNEL_BELOW 3 +struct wep_key { + u8 key_index; + u8 is_default; + u16 length; + u8 key[WLAN_KEY_LEN_WEP104]; +}; -struct mwifiex_ds_band_cfg { - u32 config_bands; - u32 adhoc_start_band; - u32 adhoc_channel; - u32 sec_chan_offset; +#define KEY_MGMT_ON_HOST 0x03 +#define MWIFIEX_AUTH_MODE_AUTO 0xFF +#define BAND_CONFIG_BG 0x00 +#define BAND_CONFIG_A 0x01 +#define MWIFIEX_SUPPORTED_RATES 14 +#define MWIFIEX_SUPPORTED_RATES_EXT 32 +#define MWIFIEX_TDLS_SUPPORTED_RATES 8 +#define MWIFIEX_TDLS_DEF_QOS_CAPAB 0xf +#define MWIFIEX_PRIO_BK 2 +#define MWIFIEX_PRIO_VI 5 + +struct mwifiex_uap_bss_param { + u8 channel; + u8 band_cfg; + u16 rts_threshold; + u16 frag_threshold; + u8 retry_limit; + struct mwifiex_802_11_ssid ssid; + u8 bcast_ssid_ctl; + u8 radio_ctl; + u8 dtim_period; + u16 beacon_period; + u16 auth_mode; + u16 protocol; + u16 key_mgmt; + u16 key_mgmt_operation; + struct wpa_param wpa_cfg; + struct wep_key wep_cfg[NUM_WEP_KEYS]; + struct ieee80211_ht_cap ht_cap; + struct ieee80211_vht_cap vht_cap; + u8 rates[MWIFIEX_SUPPORTED_RATES]; + u32 sta_ao_timer; + u32 ps_sta_ao_timer; + u8 qos_info; + struct mwifiex_types_wmm_info wmm_info; }; enum { @@ -96,34 +139,6 @@ struct mwifiex_ds_get_stats { u32 wep_icv_error[4]; }; -#define BCN_RSSI_AVG_MASK 0x00000002 -#define BCN_NF_AVG_MASK 0x00000200 -#define ALL_RSSI_INFO_MASK 0x00000fff - -struct mwifiex_ds_get_signal { - /* - * Bit0: Last Beacon RSSI, Bit1: Average Beacon RSSI, - * Bit2: Last Data RSSI, Bit3: Average Data RSSI, - * Bit4: Last Beacon SNR, Bit5: Average Beacon SNR, - * Bit6: Last Data SNR, Bit7: Average Data SNR, - * Bit8: Last Beacon NF, Bit9: Average Beacon NF, - * Bit10: Last Data NF, Bit11: Average Data NF - */ - u16 selector; - s16 bcn_rssi_last; - s16 bcn_rssi_avg; - s16 data_rssi_last; - s16 data_rssi_avg; - s16 bcn_snr_last; - s16 bcn_snr_avg; - s16 data_snr_last; - s16 data_snr_avg; - s16 bcn_nf_last; - s16 bcn_nf_avg; - s16 data_nf_last; - s16 data_nf_avg; -}; - #define MWIFIEX_MAX_VER_STR_LEN 128 struct mwifiex_ver_ext { @@ -133,9 +148,9 @@ struct mwifiex_ver_ext { struct mwifiex_bss_info { u32 bss_mode; - struct mwifiex_802_11_ssid ssid; + struct cfg80211_ssid ssid; u32 bss_chan; - u32 region_code; + u8 country_code[3]; u32 media_connected; u32 max_power_level; u32 min_power_level; @@ -162,6 +177,7 @@ struct mwifiex_ds_rx_reorder_tbl { struct mwifiex_ds_tx_ba_stream_tbl { u16 tid; u8 ra[ETH_ALEN]; + u8 amsdu; }; #define DBG_CMD_NUM 5 @@ -169,7 +185,6 @@ struct mwifiex_ds_tx_ba_stream_tbl { struct mwifiex_debug_info { u32 int_counter; u32 packets_out[MAX_NUM_TID]; - u32 max_tx_buf_size; u32 tx_buf_size; u32 curr_tx_buf_size; u32 tx_tbl_num; @@ -195,7 +210,7 @@ struct mwifiex_debug_info { u32 num_cmd_assoc_success; u32 num_cmd_assoc_failure; u32 num_tx_timeout; - u32 num_cmd_timeout; + u8 is_cmd_timedout; u16 timeout_cmd_id; u16 timeout_cmd_act; u16 last_cmd_id[DBG_CMD_NUM]; @@ -212,7 +227,7 @@ struct mwifiex_debug_info { }; #define MWIFIEX_KEY_INDEX_UNICAST 0x40000000 -#define WAPI_RXPN_LEN 16 +#define PN_LEN 16 struct mwifiex_ds_encrypt_key { u32 key_disable; @@ -221,13 +236,11 @@ struct mwifiex_ds_encrypt_key { u8 key_material[WLAN_MAX_KEY_LEN]; u8 mac_addr[ETH_ALEN]; u32 is_wapi_key; - u8 wapi_rxpn[WAPI_RXPN_LEN]; -}; - -struct mwifiex_rate_cfg { - u32 action; - u32 is_rate_auto; - u32 rate; + u8 pn[PN_LEN]; /* packet number */ + u8 pn_len; + u8 is_igtk_key; + u8 is_current_wep_key; + u8 is_rx_seq_valid; }; struct mwifiex_power_cfg { @@ -266,9 +279,18 @@ struct mwifiex_ds_pm_cfg { } param; }; +struct mwifiex_11ac_vht_cfg { + u8 band_config; + u8 misc_config; + u32 cap_info; + u32 mcs_tx_set; + u32 mcs_rx_set; +}; + struct mwifiex_ds_11n_tx_cfg { u16 tx_htcap; u16 tx_htinfo; + u16 misc_config; /* Needed for 802.11AC cards only */ }; struct mwifiex_ds_11n_amsdu_aggr_ctrl { @@ -276,7 +298,12 @@ struct mwifiex_ds_11n_amsdu_aggr_ctrl { u16 curr_buf_size; }; -#define MWIFIEX_NUM_OF_CMD_BUFFER 20 +struct mwifiex_ds_ant_cfg { + u32 tx_ant; + u32 rx_ant; +}; + +#define MWIFIEX_NUM_OF_CMD_BUFFER 50 #define MWIFIEX_SIZE_OF_CMD_BUFFER 2048 enum { @@ -308,6 +335,8 @@ struct mwifiex_ds_read_eeprom { #define IEEE_MAX_IE_SIZE 256 +#define MWIFIEX_IE_HDR_SIZE (sizeof(struct mwifiex_ie) - IEEE_MAX_IE_SIZE) + struct mwifiex_ds_misc_gen_ie { u32 type; u32 len; @@ -319,8 +348,53 @@ struct mwifiex_ds_misc_cmd { u8 cmd[MWIFIEX_SIZE_OF_CMD_BUFFER]; }; +#define BITMASK_BCN_RSSI_LOW BIT(0) +#define BITMASK_BCN_RSSI_HIGH BIT(4) + +enum subsc_evt_rssi_state { + EVENT_HANDLED, + RSSI_LOW_RECVD, + RSSI_HIGH_RECVD +}; + +struct subsc_evt_cfg { + u8 abs_value; + u8 evt_freq; +}; + +struct mwifiex_ds_misc_subsc_evt { + u16 action; + u16 events; + struct subsc_evt_cfg bcn_l_rssi_cfg; + struct subsc_evt_cfg bcn_h_rssi_cfg; +}; + +#define MWIFIEX_MEF_MAX_BYTESEQ 6 /* non-adjustable */ +#define MWIFIEX_MEF_MAX_FILTERS 10 + +struct mwifiex_mef_filter { + u16 repeat; + u16 offset; + s8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1]; + u8 filt_type; + u8 filt_action; +}; + +struct mwifiex_mef_entry { + u8 mode; + u8 action; + struct mwifiex_mef_filter filter[MWIFIEX_MEF_MAX_FILTERS]; +}; + +struct mwifiex_ds_mef_cfg { + u32 criteria; + u16 num_entries; + struct mwifiex_mef_entry *mef_entry; +}; + #define MWIFIEX_MAX_VSIE_LEN (256) #define MWIFIEX_MAX_VSIE_NUM (8) +#define MWIFIEX_VSIE_MASK_CLEAR 0x00 #define MWIFIEX_VSIE_MASK_SCAN 0x01 #define MWIFIEX_VSIE_MASK_ASSOC 0x02 #define MWIFIEX_VSIE_MASK_ADHOC 0x04 @@ -330,4 +404,51 @@ enum { MWIFIEX_FUNC_SHUTDOWN, }; +enum COALESCE_OPERATION { + RECV_FILTER_MATCH_TYPE_EQ = 0x80, + RECV_FILTER_MATCH_TYPE_NE, +}; + +enum COALESCE_PACKET_TYPE { + PACKET_TYPE_UNICAST = 1, + PACKET_TYPE_MULTICAST = 2, + PACKET_TYPE_BROADCAST = 3 +}; + +#define MWIFIEX_COALESCE_MAX_RULES 8 +#define MWIFIEX_COALESCE_MAX_BYTESEQ 4 /* non-adjustable */ +#define MWIFIEX_COALESCE_MAX_FILTERS 4 +#define MWIFIEX_MAX_COALESCING_DELAY 100 /* in msecs */ + +struct filt_field_param { + u8 operation; + u8 operand_len; + u16 offset; + u8 operand_byte_stream[MWIFIEX_COALESCE_MAX_BYTESEQ]; +}; + +struct mwifiex_coalesce_rule { + u16 max_coalescing_delay; + u8 num_of_fields; + u8 pkt_type; + struct filt_field_param params[MWIFIEX_COALESCE_MAX_FILTERS]; +}; + +struct mwifiex_ds_coalesce_cfg { + u16 num_of_rules; + struct mwifiex_coalesce_rule rule[MWIFIEX_COALESCE_MAX_RULES]; +}; + +struct mwifiex_ds_tdls_oper { + u16 tdls_action; + u8 peer_mac[ETH_ALEN]; + u16 capability; + u8 qos_info; + u8 *ext_capab; + u8 ext_capab_len; + u8 *supp_rates; + u8 supp_rates_len; + u8 *ht_capab; +}; + #endif /* !_MWIFIEX_IOCTL_H_ */ diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index 62b4c293860..89dc62a467f 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" #define CAPINFO_MASK (~(BIT(15) | BIT(14) | BIT(12) | BIT(11) | BIT(9))) @@ -52,8 +53,9 @@ mwifiex_cmd_append_generic_ie(struct mwifiex_private *priv, u8 **buffer) * parameter buffer pointer. */ if (priv->gen_ie_buf_len) { - dev_dbg(priv->adapter->dev, "info: %s: append generic %d to %p\n", - __func__, priv->gen_ie_buf_len, *buffer); + dev_dbg(priv->adapter->dev, + "info: %s: append generic ie len %d to %p\n", + __func__, priv->gen_ie_buf_len, *buffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = cpu_to_le16(TLV_TYPE_PASSTHROUGH); @@ -117,14 +119,15 @@ mwifiex_cmd_append_tsf_tlv(struct mwifiex_private *priv, u8 **buffer, *buffer += sizeof(tsf_tlv.header); /* TSF at the time when beacon/probe_response was received */ - tsf_val = cpu_to_le64(bss_desc->network_tsf); + tsf_val = cpu_to_le64(bss_desc->fw_tsf); memcpy(*buffer, &tsf_val, sizeof(tsf_val)); *buffer += sizeof(tsf_val); - memcpy(&tsf_val, bss_desc->time_stamp, sizeof(tsf_val)); + tsf_val = cpu_to_le64(bss_desc->timestamp); - dev_dbg(priv->adapter->dev, "info: %s: TSF offset calc: %016llx - " - "%016llx\n", __func__, tsf_val, bss_desc->network_tsf); + dev_dbg(priv->adapter->dev, + "info: %s: TSF offset calc: %016llx - %016llx\n", + __func__, bss_desc->timestamp, bss_desc->fw_tsf); memcpy(*buffer, &tsf_val, sizeof(tsf_val)); *buffer += sizeof(tsf_val); @@ -155,8 +158,8 @@ static int mwifiex_get_common_rates(struct mwifiex_private *priv, u8 *rate1, memset(rate1, 0, rate1_size); - for (i = 0; rate2[i] && i < rate2_size; i++) { - for (j = 0; tmp[j] && j < rate1_size; j++) { + for (i = 0; i < rate2_size && rate2[i]; i++) { + for (j = 0; j < rate1_size && tmp[j]; j++) { /* Check common rate, excluding the bit for basic rate */ if ((rate2[i] & 0x7F) == (tmp[j] & 0x7F)) { @@ -167,7 +170,7 @@ static int mwifiex_get_common_rates(struct mwifiex_private *priv, u8 *rate1, } dev_dbg(priv->adapter->dev, "info: Tx data rate set to %#x\n", - priv->data_rate); + priv->data_rate); if (!priv->is_data_rate_auto) { while (*ptr) { @@ -212,7 +215,7 @@ mwifiex_setup_rates_from_bssdesc(struct mwifiex_private *priv, card_rates, card_rates_size)) { *out_rates_size = 0; dev_err(priv->adapter->dev, "%s: cannot get common rates\n", - __func__); + __func__); return -1; } @@ -223,6 +226,48 @@ mwifiex_setup_rates_from_bssdesc(struct mwifiex_private *priv, } /* + * This function appends a WPS IE. It is called from the network join command + * preparation routine. + * + * If the IE buffer has been setup by the application, this routine appends + * the buffer as a WPS TLV type to the request. + */ +static int +mwifiex_cmd_append_wps_ie(struct mwifiex_private *priv, u8 **buffer) +{ + int retLen = 0; + struct mwifiex_ie_types_header ie_header; + + if (!buffer || !*buffer) + return 0; + + /* + * If there is a wps ie buffer setup, append it to the return + * parameter buffer pointer. + */ + if (priv->wps_ie_len) { + dev_dbg(priv->adapter->dev, "cmd: append wps ie %d to %p\n", + priv->wps_ie_len, *buffer); + + /* Wrap the generic IE buffer with a pass through TLV type */ + ie_header.type = cpu_to_le16(TLV_TYPE_MGMT_IE); + ie_header.len = cpu_to_le16(priv->wps_ie_len); + memcpy(*buffer, &ie_header, sizeof(ie_header)); + *buffer += sizeof(ie_header); + retLen += sizeof(ie_header); + + memcpy(*buffer, priv->wps_ie, priv->wps_ie_len); + *buffer += priv->wps_ie_len; + retLen += priv->wps_ie_len; + + } + + kfree(priv->wps_ie); + priv->wps_ie_len = 0; + return retLen; +} + +/* * This function appends a WAPI IE. * * This function is called from the network join command preparation routine. @@ -248,7 +293,7 @@ mwifiex_cmd_append_wapi_ie(struct mwifiex_private *priv, u8 **buffer) */ if (priv->wapi_ie_len) { dev_dbg(priv->adapter->dev, "cmd: append wapi ie %d to %p\n", - priv->wapi_ie_len, *buffer); + priv->wapi_ie_len, *buffer); /* Wrap the generic IE buffer with a pass through TLV type */ ie_header.type = cpu_to_le16(TLV_TYPE_WAPI_IE); @@ -293,10 +338,10 @@ static int mwifiex_append_rsn_ie_wpa_wpa2(struct mwifiex_private *priv, le16_to_cpu(rsn_ie_tlv->header.type) & 0x00FF); rsn_ie_tlv->header.len = cpu_to_le16((u16) priv->wpa_ie[1]); rsn_ie_tlv->header.len = cpu_to_le16(le16_to_cpu(rsn_ie_tlv->header.len) - & 0x00FF); + & 0x00FF); if (le16_to_cpu(rsn_ie_tlv->header.len) <= (sizeof(priv->wpa_ie) - 2)) memcpy(rsn_ie_tlv->rsn_ie, &priv->wpa_ie[2], - le16_to_cpu(rsn_ie_tlv->header.len)); + le16_to_cpu(rsn_ie_tlv->header.len)); else return -1; @@ -354,8 +399,6 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, pos = (u8 *) assoc; - mwifiex_cfg_tx_buf(priv, bss_desc); - cmd->command = cpu_to_le16(HostCmd_CMD_802_11_ASSOCIATE); /* Save so we know which BSS Desc to use in the response handler */ @@ -379,7 +422,7 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, ssid_tlv->header.type = cpu_to_le16(WLAN_EID_SSID); ssid_tlv->header.len = cpu_to_le16((u16) bss_desc->ssid.ssid_len); memcpy(ssid_tlv->ssid, bss_desc->ssid.ssid, - le16_to_cpu(ssid_tlv->header.len)); + le16_to_cpu(ssid_tlv->header.len)); pos += sizeof(ssid_tlv->header) + le16_to_cpu(ssid_tlv->header.len); phy_tlv = (struct mwifiex_ie_types_phy_param_set *) pos; @@ -411,13 +454,13 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, memcpy(rates_tlv->rates, rates, rates_size); pos += sizeof(rates_tlv->header) + rates_size; dev_dbg(priv->adapter->dev, "info: ASSOC_CMD: rates size = %d\n", - rates_size); + rates_size); /* Add the Authentication type to be used for Auth frames */ auth_tlv = (struct mwifiex_ie_types_auth_type *) pos; auth_tlv->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); auth_tlv->header.len = cpu_to_le16(sizeof(auth_tlv->auth_type)); - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_ENABLED) + if (priv->sec_info.wep_enabled) auth_tlv->auth_type = cpu_to_le16( (u16) priv->sec_info.authentication_mode); else @@ -425,12 +468,12 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, pos += sizeof(auth_tlv->header) + le16_to_cpu(auth_tlv->header.len); - if (IS_SUPPORT_MULTI_BANDS(priv->adapter) - && !(ISSUPP_11NENABLED(priv->adapter->fw_cap_info) - && (!bss_desc->disable_11n) - && (priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN) - && (bss_desc->bcn_ht_cap) + if (IS_SUPPORT_MULTI_BANDS(priv->adapter) && + !(ISSUPP_11NENABLED(priv->adapter->fw_cap_info) && + (!bss_desc->disable_11n) && + (priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN) && + (bss_desc->bcn_ht_cap) ) ) { /* Append a channel TLV for the channel the attempted AP was @@ -445,13 +488,13 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, chan_tlv->chan_scan_param[0].chan_number = (bss_desc->phy_param_set.ds_param_set.current_chan); dev_dbg(priv->adapter->dev, "info: Assoc: TLV Chan = %d\n", - chan_tlv->chan_scan_param[0].chan_number); + chan_tlv->chan_scan_param[0].chan_number); chan_tlv->chan_scan_param[0].radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); dev_dbg(priv->adapter->dev, "info: Assoc: TLV Band = %d\n", - chan_tlv->chan_scan_param[0].radio_type); + chan_tlv->chan_scan_param[0].radio_type); pos += sizeof(chan_tlv->header) + sizeof(struct mwifiex_chan_scan_param_set); } @@ -464,12 +507,17 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, return -1; } - if (ISSUPP_11NENABLED(priv->adapter->fw_cap_info) - && (!bss_desc->disable_11n) - && (priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN)) + if (ISSUPP_11NENABLED(priv->adapter->fw_cap_info) && + (!bss_desc->disable_11n) && + (priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN)) mwifiex_cmd_append_11n_tlv(priv, bss_desc, &pos); + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + priv->adapter->config_bands & BAND_AAC) + mwifiex_cmd_append_11ac_tlv(priv, bss_desc, &pos); + /* Append vendor specific IE TLV */ mwifiex_cmd_append_vsie_tlv(priv, MWIFIEX_VSIE_MASK_ASSOC, &pos); @@ -478,11 +526,15 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, if (priv->sec_info.wapi_enabled && priv->wapi_ie_len) mwifiex_cmd_append_wapi_ie(priv, &pos); + if (priv->wps.session_enable && priv->wps_ie_len) + mwifiex_cmd_append_wps_ie(priv, &pos); mwifiex_cmd_append_generic_ie(priv, &pos); mwifiex_cmd_append_tsf_tlv(priv, &pos, bss_desc); + mwifiex_11h_process_join(priv, &pos, bss_desc); + cmd->size = cpu_to_le16((u16) (pos - (u8 *) assoc) + S_DS_GEN); /* Set the Capability info at last */ @@ -493,7 +545,7 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, tmp_cap &= CAPINFO_MASK; dev_dbg(priv->adapter->dev, "info: ASSOC_CMD: tmp_cap=%4X CAPINFO_MASK=%4lX\n", - tmp_cap, CAPINFO_MASK); + tmp_cap, CAPINFO_MASK); assoc->cap_info_bitmap = cpu_to_le16(tmp_cap); return 0; @@ -568,24 +620,34 @@ int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, int ret = 0; struct ieee_types_assoc_rsp *assoc_rsp; struct mwifiex_bssdescriptor *bss_desc; - u8 enable_data = true; + bool enable_data = true; + u16 cap_info, status_code; assoc_rsp = (struct ieee_types_assoc_rsp *) &resp->params; + cap_info = le16_to_cpu(assoc_rsp->cap_info_bitmap); + status_code = le16_to_cpu(assoc_rsp->status_code); + priv->assoc_rsp_size = min(le16_to_cpu(resp->size) - S_DS_GEN, - sizeof(priv->assoc_rsp_buf)); + sizeof(priv->assoc_rsp_buf)); memcpy(priv->assoc_rsp_buf, &resp->params, priv->assoc_rsp_size); - if (le16_to_cpu(assoc_rsp->status_code)) { + if (status_code) { priv->adapter->dbg.num_cmd_assoc_failure++; - dev_err(priv->adapter->dev, "ASSOC_RESP: association failed, " - "status code = %d, error = 0x%x, a_id = 0x%x\n", - le16_to_cpu(assoc_rsp->status_code), - le16_to_cpu(assoc_rsp->cap_info_bitmap), - le16_to_cpu(assoc_rsp->a_id)); + dev_err(priv->adapter->dev, + "ASSOC_RESP: failed, status code=%d err=%#x a_id=%#x\n", + status_code, cap_info, le16_to_cpu(assoc_rsp->a_id)); + + if (cap_info == MWIFIEX_TIMEOUT_FOR_AP_RESP) { + if (status_code == MWIFIEX_STATUS_CODE_AUTH_TIMEOUT) + ret = WLAN_STATUS_AUTH_TIMEOUT; + else + ret = WLAN_STATUS_UNSPECIFIED_FAILURE; + } else { + ret = status_code; + } - ret = -1; goto done; } @@ -600,7 +662,7 @@ int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, bss_desc = priv->attempted_bss_desc; dev_dbg(priv->adapter->dev, "info: ASSOC_RESP: %s\n", - bss_desc->ssid.ssid); + bss_desc->ssid.ssid); /* Make a copy of current BSSID descriptor */ memcpy(&priv->curr_bss_params.bss_descriptor, @@ -617,8 +679,8 @@ int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, else priv->curr_bss_params.wmm_enabled = false; - if ((priv->wmm_required || bss_desc->bcn_ht_cap) - && priv->curr_bss_params.wmm_enabled) + if ((priv->wmm_required || bss_desc->bcn_ht_cap) && + priv->curr_bss_params.wmm_enabled) priv->wmm_enabled = true; else priv->wmm_enabled = false; @@ -631,7 +693,7 @@ int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, IEEE80211_WMM_IE_AP_QOSINFO_UAPSD) ? 1 : 0); dev_dbg(priv->adapter->dev, "info: ASSOC_RESP: curr_pkt_filter is %#x\n", - priv->curr_pkt_filter); + priv->curr_pkt_filter); if (priv->sec_info.wpa_enabled || priv->sec_info.wpa2_enabled) priv->wpa_is_gtk_set = false; @@ -675,8 +737,7 @@ int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, if (!netif_carrier_ok(priv->netdev)) netif_carrier_on(priv->netdev); - if (netif_queue_stopped(priv->netdev)) - netif_wake_queue(priv->netdev); + mwifiex_wake_up_net_dev_queue(priv->netdev, adapter); if (priv->sec_info.wpa_enabled || priv->sec_info.wpa2_enabled) priv->scan_block = true; @@ -714,7 +775,7 @@ done: int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, - struct mwifiex_802_11_ssid *req_ssid) + struct cfg80211_ssid *req_ssid) { int rsn_ie_len = 0; struct mwifiex_adapter *adapter = priv->adapter; @@ -724,8 +785,8 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, u32 cmd_append_size = 0; u32 i; u16 tmp_cap; - uint16_t ht_cap_info; struct mwifiex_ie_types_chan_list_param_set *chan_tlv; + u8 radio_type; struct mwifiex_ie_types_htcap *ht_cap; struct mwifiex_ie_types_htinfo *ht_info; @@ -755,7 +816,7 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, memcpy(adhoc_start->ssid, req_ssid->ssid, req_ssid->ssid_len); dev_dbg(adapter->dev, "info: ADHOC_S_CMD: SSID = %s\n", - adhoc_start->ssid); + adhoc_start->ssid); memset(bss_desc->ssid.ssid, 0, IEEE80211_MAX_SSID_LEN); memcpy(bss_desc->ssid.ssid, req_ssid->ssid, req_ssid->ssid_len); @@ -777,12 +838,11 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, adhoc_start->phy_param_set.ds_param_set.element_id = DS_PARA_IE_ID; adhoc_start->phy_param_set.ds_param_set.len = DS_PARA_IE_LEN; - if (!mwifiex_get_cfp_by_band_and_channel_from_cfg80211 - (priv, adapter->adhoc_start_band, (u16) - priv->adhoc_channel)) { + if (!mwifiex_get_cfp(priv, adapter->adhoc_start_band, + (u16) priv->adhoc_channel, 0)) { struct mwifiex_chan_freq_power *cfp; - cfp = mwifiex_get_cfp_by_band_and_channel_from_cfg80211(priv, - adapter->adhoc_start_band, FIRST_VALID_CHANNEL); + cfp = mwifiex_get_cfp(priv, adapter->adhoc_start_band, + FIRST_VALID_CHANNEL, 0); if (cfp) priv->adhoc_channel = (u8) cfp->channel; } @@ -793,7 +853,7 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, } dev_dbg(adapter->dev, "info: ADHOC_S_CMD: creating ADHOC on channel %d\n", - priv->adhoc_channel); + priv->adhoc_channel); priv->curr_bss_params.bss_descriptor.channel = priv->adhoc_channel; priv->curr_bss_params.band = adapter->adhoc_start_band; @@ -814,7 +874,7 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, adhoc_start->ss_param_set.ibss_param_set.element_id = IBSS_PARA_IE_ID; adhoc_start->ss_param_set.ibss_param_set.len = IBSS_PARA_IE_LEN; adhoc_start->ss_param_set.ibss_param_set.atim_window - = cpu_to_le16(priv->atim_window); + = cpu_to_le16(priv->atim_window); memcpy(&bss_desc->ss_param_set, &adhoc_start->ss_param_set, sizeof(union ieee_types_ss_param_set)); @@ -837,33 +897,31 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL; } - memset(adhoc_start->DataRate, 0, sizeof(adhoc_start->DataRate)); - mwifiex_get_active_data_rates(priv, adhoc_start->DataRate); + memset(adhoc_start->data_rate, 0, sizeof(adhoc_start->data_rate)); + mwifiex_get_active_data_rates(priv, adhoc_start->data_rate); if ((adapter->adhoc_start_band & BAND_G) && (priv->curr_pkt_filter & HostCmd_ACT_MAC_ADHOC_G_PROTECTION_ON)) { - if (mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, - HostCmd_ACT_GEN_SET, 0, - &priv->curr_pkt_filter)) { + if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, 0, + &priv->curr_pkt_filter, false)) { dev_err(adapter->dev, - "ADHOC_S_CMD: G Protection config failed\n"); + "ADHOC_S_CMD: G Protection config failed\n"); return -1; } } /* Find the last non zero */ - for (i = 0; i < sizeof(adhoc_start->DataRate) && - adhoc_start->DataRate[i]; - i++) - ; + for (i = 0; i < sizeof(adhoc_start->data_rate); i++) + if (!adhoc_start->data_rate[i]) + break; priv->curr_bss_params.num_of_rates = i; /* Copy the ad-hoc creating rates into Current BSS rate structure */ memcpy(&priv->curr_bss_params.data_rates, - &adhoc_start->DataRate, priv->curr_bss_params.num_of_rates); + &adhoc_start->data_rate, priv->curr_bss_params.num_of_rates); - dev_dbg(adapter->dev, "info: ADHOC_S_CMD: rates=%02x %02x %02x %02x\n", - adhoc_start->DataRate[0], adhoc_start->DataRate[1], - adhoc_start->DataRate[2], adhoc_start->DataRate[3]); + dev_dbg(adapter->dev, "info: ADHOC_S_CMD: rates=%4ph\n", + adhoc_start->data_rate); dev_dbg(adapter->dev, "info: ADHOC_S_CMD: AD-HOC Start command is ready\n"); @@ -880,21 +938,23 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, (u8) priv->curr_bss_params.bss_descriptor.channel; dev_dbg(adapter->dev, "info: ADHOC_S_CMD: TLV Chan = %d\n", - chan_tlv->chan_scan_param[0].chan_number); + chan_tlv->chan_scan_param[0].chan_number); chan_tlv->chan_scan_param[0].radio_type = mwifiex_band_to_radio_type(priv->curr_bss_params.band); - if (adapter->adhoc_start_band & BAND_GN - || adapter->adhoc_start_band & BAND_AN) { - if (adapter->chan_offset == SEC_CHANNEL_ABOVE) + if (adapter->adhoc_start_band & BAND_GN || + adapter->adhoc_start_band & BAND_AN) { + if (adapter->sec_chan_offset == + IEEE80211_HT_PARAM_CHA_SEC_ABOVE) chan_tlv->chan_scan_param[0].radio_type |= - SECOND_CHANNEL_ABOVE; - else if (adapter->chan_offset == SEC_CHANNEL_BELOW) + (IEEE80211_HT_PARAM_CHA_SEC_ABOVE << 4); + else if (adapter->sec_chan_offset == + IEEE80211_HT_PARAM_CHA_SEC_ABOVE) chan_tlv->chan_scan_param[0].radio_type |= - SECOND_CHANNEL_BELOW; + (IEEE80211_HT_PARAM_CHA_SEC_BELOW << 4); } dev_dbg(adapter->dev, "info: ADHOC_S_CMD: TLV Band = %d\n", - chan_tlv->chan_scan_param[0].radio_type); + chan_tlv->chan_scan_param[0].radio_type); pos += sizeof(chan_tlv->header) + sizeof(struct mwifiex_chan_scan_param_set); cmd_append_size += @@ -914,60 +974,54 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, } if (adapter->adhoc_11n_enabled) { - { - ht_cap = (struct mwifiex_ie_types_htcap *) pos; - memset(ht_cap, 0, - sizeof(struct mwifiex_ie_types_htcap)); - ht_cap->header.type = - cpu_to_le16(WLAN_EID_HT_CAPABILITY); - ht_cap->header.len = - cpu_to_le16(sizeof(struct ieee80211_ht_cap)); - ht_cap_info = le16_to_cpu(ht_cap->ht_cap.cap_info); - - ht_cap_info |= IEEE80211_HT_CAP_SGI_20; - if (adapter->chan_offset) { - ht_cap_info |= IEEE80211_HT_CAP_SGI_40; - ht_cap_info |= IEEE80211_HT_CAP_DSSSCCK40; - ht_cap_info |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; - SETHT_MCS32(ht_cap->ht_cap.mcs.rx_mask); - } - - ht_cap->ht_cap.ampdu_params_info - = IEEE80211_HT_MAX_AMPDU_64K; - ht_cap->ht_cap.mcs.rx_mask[0] = 0xff; - pos += sizeof(struct mwifiex_ie_types_htcap); - cmd_append_size += - sizeof(struct mwifiex_ie_types_htcap); + /* Fill HT CAPABILITY */ + ht_cap = (struct mwifiex_ie_types_htcap *) pos; + memset(ht_cap, 0, sizeof(struct mwifiex_ie_types_htcap)); + ht_cap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); + ht_cap->header.len = + cpu_to_le16(sizeof(struct ieee80211_ht_cap)); + radio_type = mwifiex_band_to_radio_type( + priv->adapter->config_bands); + mwifiex_fill_cap_info(priv, radio_type, &ht_cap->ht_cap); + + if (adapter->sec_chan_offset == + IEEE80211_HT_PARAM_CHA_SEC_NONE) { + u16 tmp_ht_cap; + + tmp_ht_cap = le16_to_cpu(ht_cap->ht_cap.cap_info); + tmp_ht_cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; + tmp_ht_cap &= ~IEEE80211_HT_CAP_SGI_40; + ht_cap->ht_cap.cap_info = cpu_to_le16(tmp_ht_cap); } - { - ht_info = (struct mwifiex_ie_types_htinfo *) pos; - memset(ht_info, 0, - sizeof(struct mwifiex_ie_types_htinfo)); - ht_info->header.type = - cpu_to_le16(WLAN_EID_HT_INFORMATION); - ht_info->header.len = - cpu_to_le16(sizeof(struct ieee80211_ht_info)); - ht_info->ht_info.control_chan = - (u8) priv->curr_bss_params.bss_descriptor. - channel; - if (adapter->chan_offset) { - ht_info->ht_info.ht_param = - adapter->chan_offset; - ht_info->ht_info.ht_param |= + + pos += sizeof(struct mwifiex_ie_types_htcap); + cmd_append_size += sizeof(struct mwifiex_ie_types_htcap); + + /* Fill HT INFORMATION */ + ht_info = (struct mwifiex_ie_types_htinfo *) pos; + memset(ht_info, 0, sizeof(struct mwifiex_ie_types_htinfo)); + ht_info->header.type = cpu_to_le16(WLAN_EID_HT_OPERATION); + ht_info->header.len = + cpu_to_le16(sizeof(struct ieee80211_ht_operation)); + + ht_info->ht_oper.primary_chan = + (u8) priv->curr_bss_params.bss_descriptor.channel; + if (adapter->sec_chan_offset) { + ht_info->ht_oper.ht_param = adapter->sec_chan_offset; + ht_info->ht_oper.ht_param |= IEEE80211_HT_PARAM_CHAN_WIDTH_ANY; - } - ht_info->ht_info.operation_mode = - cpu_to_le16(IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); - ht_info->ht_info.basic_set[0] = 0xff; - pos += sizeof(struct mwifiex_ie_types_htinfo); - cmd_append_size += - sizeof(struct mwifiex_ie_types_htinfo); } + ht_info->ht_oper.operation_mode = + cpu_to_le16(IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); + ht_info->ht_oper.basic_set[0] = 0xff; + pos += sizeof(struct mwifiex_ie_types_htinfo); + cmd_append_size += + sizeof(struct mwifiex_ie_types_htinfo); } - cmd->size = cpu_to_le16((u16) - (sizeof(struct host_cmd_ds_802_11_ad_hoc_start) - + S_DS_GEN + cmd_append_size)); + cmd->size = + cpu_to_le16((u16)(sizeof(struct host_cmd_ds_802_11_ad_hoc_start) + + S_DS_GEN + cmd_append_size)); if (adapter->adhoc_start_band == BAND_B) tmp_cap &= ~WLAN_CAPABILITY_SHORT_SLOT_TIME; @@ -1019,11 +1073,11 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, priv-> curr_pkt_filter | HostCmd_ACT_MAC_ADHOC_G_PROTECTION_ON; - if (mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, - HostCmd_ACT_GEN_SET, 0, - &curr_pkt_filter)) { + if (mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, 0, + &curr_pkt_filter, false)) { dev_err(priv->adapter->dev, - "ADHOC_J_CMD: G Protection config failed\n"); + "ADHOC_J_CMD: G Protection config failed\n"); return -1; } } @@ -1054,18 +1108,18 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, tmp_cap &= CAPINFO_MASK; - dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: tmp_cap=%4X" - " CAPINFO_MASK=%4lX\n", tmp_cap, CAPINFO_MASK); + dev_dbg(priv->adapter->dev, + "info: ADHOC_J_CMD: tmp_cap=%4X CAPINFO_MASK=%4lX\n", + tmp_cap, CAPINFO_MASK); /* Information on BSSID descriptor passed to FW */ - dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: BSSID = %pM, SSID = %s\n", - adhoc_join->bss_descriptor.bssid, - adhoc_join->bss_descriptor.ssid); - - for (i = 0; bss_desc->supported_rates[i] && - i < MWIFIEX_SUPPORTED_RATES; - i++) - ; + dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: BSSID=%pM, SSID='%s'\n", + adhoc_join->bss_descriptor.bssid, + adhoc_join->bss_descriptor.ssid); + + for (i = 0; i < MWIFIEX_SUPPORTED_RATES && + bss_desc->supported_rates[i]; i++) + ; rates_size = i; /* Copy Data Rates from the Rates recorded in scan response */ @@ -1083,8 +1137,7 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, priv->curr_bss_params.bss_descriptor.channel = bss_desc->channel; priv->curr_bss_params.band = (u8) bss_desc->bss_band; - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_ENABLED - || priv->sec_info.wpa_enabled) + if (priv->sec_info.wep_enabled || priv->sec_info.wpa_enabled) tmp_cap |= WLAN_CAPABILITY_PRIVACY; if (IS_SUPPORT_MULTI_BANDS(priv->adapter)) { @@ -1098,18 +1151,18 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, sizeof(struct mwifiex_chan_scan_param_set)); chan_tlv->chan_scan_param[0].chan_number = (bss_desc->phy_param_set.ds_param_set.current_chan); - dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: TLV Chan = %d\n", - chan_tlv->chan_scan_param[0].chan_number); + dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: TLV Chan=%d\n", + chan_tlv->chan_scan_param[0].chan_number); chan_tlv->chan_scan_param[0].radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); - dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: TLV Band = %d\n", - chan_tlv->chan_scan_param[0].radio_type); + dev_dbg(priv->adapter->dev, "info: ADHOC_J_CMD: TLV Band=%d\n", + chan_tlv->chan_scan_param[0].radio_type); pos += sizeof(chan_tlv->header) + - sizeof(struct mwifiex_chan_scan_param_set); + sizeof(struct mwifiex_chan_scan_param_set); cmd_append_size += sizeof(chan_tlv->header) + - sizeof(struct mwifiex_chan_scan_param_set); + sizeof(struct mwifiex_chan_scan_param_set); } if (priv->sec_info.wpa_enabled) @@ -1126,9 +1179,9 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, cmd_append_size += mwifiex_cmd_append_vsie_tlv(priv, MWIFIEX_VSIE_MASK_ADHOC, &pos); - cmd->size = cpu_to_le16((u16) - (sizeof(struct host_cmd_ds_802_11_ad_hoc_join) - + S_DS_GEN + cmd_append_size)); + cmd->size = cpu_to_le16 + ((u16) (sizeof(struct host_cmd_ds_802_11_ad_hoc_join) + + S_DS_GEN + cmd_append_size)); adhoc_join->bss_descriptor.cap_info_bitmap = cpu_to_le16(tmp_cap); @@ -1150,16 +1203,18 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, struct mwifiex_adapter *adapter = priv->adapter; struct host_cmd_ds_802_11_ad_hoc_result *adhoc_result; struct mwifiex_bssdescriptor *bss_desc; + u16 reason_code; adhoc_result = &resp->params.adhoc_result; bss_desc = priv->attempted_bss_desc; /* Join result code 0 --> SUCCESS */ - if (le16_to_cpu(resp->result)) { + reason_code = le16_to_cpu(resp->result); + if (reason_code) { dev_err(priv->adapter->dev, "ADHOC_RESP: failed\n"); if (priv->media_connected) - mwifiex_reset_connect_state(priv); + mwifiex_reset_connect_state(priv, reason_code); memset(&priv->curr_bss_params.bss_descriptor, 0x00, sizeof(struct mwifiex_bssdescriptor)); @@ -1173,7 +1228,7 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, if (le16_to_cpu(resp->command) == HostCmd_CMD_802_11_AD_HOC_START) { dev_dbg(priv->adapter->dev, "info: ADHOC_S_RESP %s\n", - bss_desc->ssid.ssid); + bss_desc->ssid.ssid); /* Update the created network descriptor with the new BSSID */ memcpy(bss_desc->mac_address, @@ -1186,7 +1241,7 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, * If BSSID has changed use SSID to compare instead of BSSID */ dev_dbg(priv->adapter->dev, "info: ADHOC_J_RESP %s\n", - bss_desc->ssid.ssid); + bss_desc->ssid.ssid); /* * Make a copy of current BSSID descriptor, only needed for @@ -1200,14 +1255,13 @@ int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, } dev_dbg(priv->adapter->dev, "info: ADHOC_RESP: channel = %d\n", - priv->adhoc_channel); + priv->adhoc_channel); dev_dbg(priv->adapter->dev, "info: ADHOC_RESP: BSSID = %pM\n", - priv->curr_bss_params.bss_descriptor.mac_address); + priv->curr_bss_params.bss_descriptor.mac_address); if (!netif_carrier_ok(priv->netdev)) netif_carrier_on(priv->netdev); - if (netif_queue_stopped(priv->netdev)) - netif_wake_queue(priv->netdev); + mwifiex_wake_up_net_dev_queue(priv->netdev, adapter); mwifiex_save_curr_bcn(priv); @@ -1236,11 +1290,20 @@ int mwifiex_associate(struct mwifiex_private *priv, { u8 current_bssid[ETH_ALEN]; - /* Return error if the adapter or table entry is not marked as infra */ - if ((priv->bss_mode != NL80211_IFTYPE_STATION) || + /* Return error if the adapter is not STA role or table entry + * is not marked as infra. + */ + if ((GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) || (bss_desc->bss_mode != NL80211_IFTYPE_STATION)) return -1; + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + priv->adapter->config_bands & BAND_AAC) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + memcpy(¤t_bssid, &priv->curr_bss_params.bss_descriptor.mac_address, sizeof(current_bssid)); @@ -1249,8 +1312,8 @@ int mwifiex_associate(struct mwifiex_private *priv, retrieval */ priv->assoc_rsp_size = 0; - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_ASSOCIATE, - HostCmd_ACT_GEN_SET, 0, bss_desc); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_ASSOCIATE, + HostCmd_ACT_GEN_SET, 0, bss_desc, true); } /* @@ -1260,17 +1323,23 @@ int mwifiex_associate(struct mwifiex_private *priv, */ int mwifiex_adhoc_start(struct mwifiex_private *priv, - struct mwifiex_802_11_ssid *adhoc_ssid) + struct cfg80211_ssid *adhoc_ssid) { dev_dbg(priv->adapter->dev, "info: Adhoc Channel = %d\n", priv->adhoc_channel); dev_dbg(priv->adapter->dev, "info: curr_bss_params.channel = %d\n", - priv->curr_bss_params.bss_descriptor.channel); + priv->curr_bss_params.bss_descriptor.channel); dev_dbg(priv->adapter->dev, "info: curr_bss_params.band = %d\n", - priv->curr_bss_params.band); + priv->curr_bss_params.band); + + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + priv->adapter->config_bands & BAND_AAC) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_AD_HOC_START, - HostCmd_ACT_GEN_SET, 0, adhoc_ssid); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_AD_HOC_START, + HostCmd_ACT_GEN_SET, 0, adhoc_ssid, true); } /* @@ -1283,13 +1352,13 @@ int mwifiex_adhoc_join(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc) { dev_dbg(priv->adapter->dev, "info: adhoc join: curr_bss ssid =%s\n", - priv->curr_bss_params.bss_descriptor.ssid.ssid); + priv->curr_bss_params.bss_descriptor.ssid.ssid); dev_dbg(priv->adapter->dev, "info: adhoc join: curr_bss ssid_len =%u\n", - priv->curr_bss_params.bss_descriptor.ssid.ssid_len); + priv->curr_bss_params.bss_descriptor.ssid.ssid_len); dev_dbg(priv->adapter->dev, "info: adhoc join: ssid =%s\n", bss_desc->ssid.ssid); dev_dbg(priv->adapter->dev, "info: adhoc join: ssid_len =%u\n", - bss_desc->ssid.ssid_len); + bss_desc->ssid.ssid_len); /* Check if the requested SSID is already joined */ if (priv->curr_bss_params.bss_descriptor.ssid.ssid_len && @@ -1302,13 +1371,20 @@ int mwifiex_adhoc_join(struct mwifiex_private *priv, return -1; } + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + priv->adapter->config_bands & BAND_AAC) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + dev_dbg(priv->adapter->dev, "info: curr_bss_params.channel = %d\n", - priv->curr_bss_params.bss_descriptor.channel); + priv->curr_bss_params.bss_descriptor.channel); dev_dbg(priv->adapter->dev, "info: curr_bss_params.band = %c\n", - priv->curr_bss_params.band); + priv->curr_bss_params.band); - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_AD_HOC_JOIN, - HostCmd_ACT_GEN_SET, 0, bss_desc); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_AD_HOC_JOIN, + HostCmd_ACT_GEN_SET, 0, bss_desc, true); } /* @@ -1319,22 +1395,16 @@ static int mwifiex_deauthenticate_infra(struct mwifiex_private *priv, u8 *mac) { u8 mac_address[ETH_ALEN]; int ret; - u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; - if (mac) { - if (!memcmp(mac, zero_mac, sizeof(zero_mac))) - memcpy((u8 *) &mac_address, - (u8 *) &priv->curr_bss_params.bss_descriptor. - mac_address, ETH_ALEN); - else - memcpy((u8 *) &mac_address, (u8 *) mac, ETH_ALEN); - } else { - memcpy((u8 *) &mac_address, (u8 *) &priv->curr_bss_params. - bss_descriptor.mac_address, ETH_ALEN); - } + if (!mac || is_zero_ether_addr(mac)) + memcpy(mac_address, + priv->curr_bss_params.bss_descriptor.mac_address, + ETH_ALEN); + else + memcpy(mac_address, mac, ETH_ALEN); - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_DEAUTHENTICATE, - HostCmd_ACT_GEN_SET, 0, &mac_address); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_DEAUTHENTICATE, + HostCmd_ACT_GEN_SET, 0, mac_address, true); return ret; } @@ -1344,24 +1414,49 @@ static int mwifiex_deauthenticate_infra(struct mwifiex_private *priv, u8 *mac) * * In case of infra made, it sends deauthentication request, and * in case of ad-hoc mode, a stop network request is sent to the firmware. + * In AP mode, a command to stop bss is sent to firmware. */ int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac) { int ret = 0; - if (priv->media_connected) { - if (priv->bss_mode == NL80211_IFTYPE_STATION) { - ret = mwifiex_deauthenticate_infra(priv, mac); - } else if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { - ret = mwifiex_send_cmd_sync(priv, - HostCmd_CMD_802_11_AD_HOC_STOP, - HostCmd_ACT_GEN_SET, 0, NULL); - } + if (!priv->media_connected) + return 0; + + switch (priv->bss_mode) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + ret = mwifiex_deauthenticate_infra(priv, mac); + if (ret) + cfg80211_disconnected(priv->netdev, 0, NULL, 0, + GFP_KERNEL); + break; + case NL80211_IFTYPE_ADHOC: + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_AD_HOC_STOP, + HostCmd_ACT_GEN_SET, 0, NULL, true); + case NL80211_IFTYPE_AP: + return mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, + HostCmd_ACT_GEN_SET, 0, NULL, true); + default: + break; } return ret; } -EXPORT_SYMBOL_GPL(mwifiex_deauthenticate); + +/* This function deauthenticates/disconnects from all BSS. */ +void mwifiex_deauthenticate_all(struct mwifiex_adapter *adapter) +{ + struct mwifiex_private *priv; + int i; + + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (priv) + mwifiex_deauthenticate(priv, NULL); + } +} +EXPORT_SYMBOL_GPL(mwifiex_deauthenticate_all); /* * This function converts band to radio type used in channel TLV. @@ -1373,6 +1468,7 @@ mwifiex_band_to_radio_type(u8 band) case BAND_A: case BAND_AN: case BAND_A | BAND_AN: + case BAND_A | BAND_AN | BAND_AAC: return HostCmd_SCAN_RADIO_TYPE_A; case BAND_B: case BAND_G: diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 67e6db7d672..e91cd0fa5ca 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -25,6 +25,87 @@ #define VERSION "1.0" const char driver_version[] = "mwifiex " VERSION " (%s) "; +static char *cal_data_cfg; +module_param(cal_data_cfg, charp, 0); + +static void scan_delay_timer_fn(unsigned long data) +{ + struct mwifiex_private *priv = (struct mwifiex_private *)data; + struct mwifiex_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *cmd_node, *tmp_node; + unsigned long flags; + + if (adapter->surprise_removed) + return; + + if (adapter->scan_delay_cnt == MWIFIEX_MAX_SCAN_DELAY_CNT || + !adapter->scan_processing) { + /* + * Abort scan operation by cancelling all pending scan + * commands + */ + spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); + list_for_each_entry_safe(cmd_node, tmp_node, + &adapter->scan_pending_q, list) { + list_del(&cmd_node->list); + mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + } + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); + + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); + adapter->scan_processing = false; + adapter->scan_delay_cnt = 0; + adapter->empty_tx_q_cnt = 0; + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + + if (priv->scan_request) { + dev_dbg(adapter->dev, "info: aborting scan\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + } else { + priv->scan_aborting = false; + dev_dbg(adapter->dev, "info: scan already aborted\n"); + } + goto done; + } + + if (!atomic_read(&priv->adapter->is_tx_received)) { + adapter->empty_tx_q_cnt++; + if (adapter->empty_tx_q_cnt == MWIFIEX_MAX_EMPTY_TX_Q_CNT) { + /* + * No Tx traffic for 200msec. Get scan command from + * scan pending queue and put to cmd pending queue to + * resume scan operation + */ + adapter->scan_delay_cnt = 0; + adapter->empty_tx_q_cnt = 0; + spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); + cmd_node = list_first_entry(&adapter->scan_pending_q, + struct cmd_ctrl_node, list); + list_del(&cmd_node->list); + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); + + mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, + true); + queue_work(adapter->workqueue, &adapter->main_work); + goto done; + } + } else { + adapter->empty_tx_q_cnt = 0; + } + + /* Delay scan operation further by 20msec */ + mod_timer(&priv->scan_delay_timer, jiffies + + msecs_to_jiffies(MWIFIEX_SCAN_DELAY_MSEC)); + adapter->scan_delay_cnt++; + +done: + if (atomic_read(&priv->adapter->is_tx_received)) + atomic_set(&priv->adapter->is_tx_received, false); + + return; +} /* * This function registers the device and performs all the necessary @@ -58,23 +139,26 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops, memmove(&adapter->if_ops, if_ops, sizeof(struct mwifiex_if_ops)); /* card specific initialization has been deferred until now .. */ - if (adapter->if_ops.init_if(adapter)) - goto error; + if (adapter->if_ops.init_if) + if (adapter->if_ops.init_if(adapter)) + goto error; adapter->priv_num = 0; - /* Allocate memory for private structure */ - adapter->priv[0] = kzalloc(sizeof(struct mwifiex_private), - GFP_KERNEL); - if (!adapter->priv[0]) { - dev_err(adapter->dev, "%s: failed to alloc priv[0]\n", - __func__); - goto error; - } + for (i = 0; i < MWIFIEX_MAX_BSS_NUM; i++) { + /* Allocate memory for private structure */ + adapter->priv[i] = + kzalloc(sizeof(struct mwifiex_private), GFP_KERNEL); + if (!adapter->priv[i]) + goto error; - adapter->priv_num++; + adapter->priv[i]->adapter = adapter; + adapter->priv_num++; - adapter->priv[0]->adapter = adapter; + setup_timer(&adapter->priv[i]->scan_delay_timer, + scan_delay_timer_fn, + (unsigned long)adapter->priv[i]); + } mwifiex_init_lock_list(adapter); init_timer(&adapter->cmd_timer); @@ -108,12 +192,16 @@ static int mwifiex_unregister(struct mwifiex_adapter *adapter) { s32 i; - del_timer(&adapter->cmd_timer); + if (adapter->if_ops.cleanup_if) + adapter->if_ops.cleanup_if(adapter); + + del_timer_sync(&adapter->cmd_timer); /* Free private structures */ for (i = 0; i < adapter->priv_num; i++) { if (adapter->priv[i]) { mwifiex_free_curr_bcn(adapter->priv[i]); + del_timer_sync(&adapter->priv[i]->scan_delay_timer); kfree(adapter->priv[i]); } } @@ -141,6 +229,7 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter) { int ret = 0; unsigned long flags; + struct sk_buff *skb; spin_lock_irqsave(&adapter->main_proc_lock, flags); @@ -162,19 +251,21 @@ process_start: if (adapter->int_status) { if (adapter->hs_activated) mwifiex_process_hs_config(adapter); - adapter->if_ops.process_int_status(adapter); + if (adapter->if_ops.process_int_status) + adapter->if_ops.process_int_status(adapter); } /* Need to wake up the card ? */ if ((adapter->ps_state == PS_STATE_SLEEP) && (adapter->pm_wakeup_card_req && !adapter->pm_wakeup_fw_try) && - (is_command_pending(adapter) - || !mwifiex_wmm_lists_empty(adapter))) { + (is_command_pending(adapter) || + !mwifiex_wmm_lists_empty(adapter))) { adapter->pm_wakeup_fw_try = true; adapter->if_ops.wakeup(adapter); continue; } + if (IS_CARD_RX_RCVD(adapter)) { adapter->pm_wakeup_fw_try = false; if (adapter->ps_state == PS_STATE_SLEEP) @@ -187,14 +278,26 @@ process_start: adapter->tx_lock_flag) break; - if (adapter->scan_processing || adapter->data_sent - || mwifiex_wmm_lists_empty(adapter)) { - if (adapter->cmd_sent || adapter->curr_cmd - || (!is_command_pending(adapter))) + if ((adapter->scan_processing && + !adapter->scan_delay_cnt) || adapter->data_sent || + mwifiex_wmm_lists_empty(adapter)) { + if (adapter->cmd_sent || adapter->curr_cmd || + (!is_command_pending(adapter))) break; } } + /* Check Rx data for USB */ + if (adapter->iface_type == MWIFIEX_USB) + while ((skb = skb_dequeue(&adapter->usb_rx_data_q))) + mwifiex_handle_rx_packet(adapter, skb); + + /* Check for event */ + if (adapter->event_received) { + adapter->event_received = false; + mwifiex_process_event(adapter); + } + /* Check for Cmd Resp */ if (adapter->cmd_resp_received) { adapter->cmd_resp_received = false; @@ -207,12 +310,6 @@ process_start: } } - /* Check for event */ - if (adapter->event_received) { - adapter->event_received = false; - mwifiex_process_event(adapter); - } - /* Check if we need to confirm Sleep Request received previously */ if (adapter->ps_state == PS_STATE_PRE_SLEEP) { @@ -223,10 +320,10 @@ process_start: /* * The ps_state may have been changed during processing of * Sleep Request event. */ - if ((adapter->ps_state == PS_STATE_SLEEP) - || (adapter->ps_state == PS_STATE_PRE_SLEEP) - || (adapter->ps_state == PS_STATE_SLEEP_CFM) - || adapter->tx_lock_flag) + if ((adapter->ps_state == PS_STATE_SLEEP) || + (adapter->ps_state == PS_STATE_PRE_SLEEP) || + (adapter->ps_state == PS_STATE_SLEEP_CFM) || + adapter->tx_lock_flag) continue; if (!adapter->cmd_sent && !adapter->curr_cmd) { @@ -236,8 +333,8 @@ process_start: } } - if (!adapter->scan_processing && !adapter->data_sent && - !mwifiex_wmm_lists_empty(adapter)) { + if ((!adapter->scan_processing || adapter->scan_delay_cnt) && + !adapter->data_sent && !mwifiex_wmm_lists_empty(adapter)) { mwifiex_wmm_process_tx(adapter); if (adapter->hs_activated) { adapter->is_hs_configured = false; @@ -249,8 +346,8 @@ process_start: } if (adapter->delay_null_pkt && !adapter->cmd_sent && - !adapter->curr_cmd && !is_command_pending(adapter) - && mwifiex_wmm_lists_empty(adapter)) { + !adapter->curr_cmd && !is_command_pending(adapter) && + mwifiex_wmm_lists_empty(adapter)) { if (!mwifiex_send_null_packet (mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET | @@ -262,10 +359,12 @@ process_start: } } while (true); - if ((adapter->int_status) || IS_CARD_RX_RCVD(adapter)) + spin_lock_irqsave(&adapter->main_proc_lock, flags); + if ((adapter->int_status) || IS_CARD_RX_RCVD(adapter)) { + spin_unlock_irqrestore(&adapter->main_proc_lock, flags); goto process_start; + } - spin_lock_irqsave(&adapter->main_proc_lock, flags); adapter->mwifiex_processing = false; spin_unlock_irqrestore(&adapter->main_proc_lock, flags); @@ -274,6 +373,7 @@ exit_main_proc: mwifiex_shutdown_drv(adapter); return ret; } +EXPORT_SYMBOL_GPL(mwifiex_main_process); /* * This function frees the adapter structure. @@ -293,42 +393,71 @@ static void mwifiex_free_adapter(struct mwifiex_adapter *adapter) } /* - * This function initializes the hardware and firmware. + * This function cancels all works in the queue and destroys + * the main workqueue. + */ +static void mwifiex_terminate_workqueue(struct mwifiex_adapter *adapter) +{ + flush_workqueue(adapter->workqueue); + destroy_workqueue(adapter->workqueue); + adapter->workqueue = NULL; +} + +/* + * This function gets firmware and initializes it. * * The main initialization steps followed are - * - Download the correct firmware to card - * - Allocate and initialize the adapter structure - * - Initialize the private structures * - Issue the init commands to firmware */ -static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter) +static void mwifiex_fw_dpc(const struct firmware *firmware, void *context) { - int ret, err; + int ret; + char fmt[64]; + struct mwifiex_private *priv; + struct mwifiex_adapter *adapter = context; struct mwifiex_fw_image fw; + struct semaphore *sem = adapter->card_sem; + bool init_failed = false; + struct wireless_dev *wdev; + + if (!firmware) { + dev_err(adapter->dev, + "Failed to get firmware %s\n", adapter->fw_name); + goto err_dnld_fw; + } memset(&fw, 0, sizeof(struct mwifiex_fw_image)); - - err = request_firmware(&adapter->firmware, adapter->fw_name, - adapter->dev); - if (err < 0) { - dev_err(adapter->dev, "request_firmware() returned" - " error code %#x\n", err); - ret = -1; - goto done; - } + adapter->firmware = firmware; fw.fw_buf = (u8 *) adapter->firmware->data; fw.fw_len = adapter->firmware->size; - ret = mwifiex_dnld_fw(adapter, &fw); + if (adapter->if_ops.dnld_fw) + ret = adapter->if_ops.dnld_fw(adapter, &fw); + else + ret = mwifiex_dnld_fw(adapter, &fw); if (ret == -1) - goto done; + goto err_dnld_fw; dev_notice(adapter->dev, "WLAN FW is active\n"); + if (cal_data_cfg) { + if ((request_firmware(&adapter->cal_data, cal_data_cfg, + adapter->dev)) < 0) + dev_err(adapter->dev, + "Cal data request_firmware() failed\n"); + } + + /* enable host interrupt after fw dnld is successful */ + if (adapter->if_ops.enable_int) { + if (adapter->if_ops.enable_int(adapter)) + goto err_dnld_fw; + } + adapter->init_wait_q_woken = false; ret = mwifiex_init_fw(adapter); if (ret == -1) { - goto done; + goto err_init_fw; } else if (!ret) { adapter->hw_status = MWIFIEX_HW_STATUS_READY; goto done; @@ -336,61 +465,82 @@ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter) /* Wait for mwifiex_init to complete */ wait_event_interruptible(adapter->init_wait_q, adapter->init_wait_q_woken); - if (adapter->hw_status != MWIFIEX_HW_STATUS_READY) { - ret = -1; - goto done; + if (adapter->hw_status != MWIFIEX_HW_STATUS_READY) + goto err_init_fw; + + priv = adapter->priv[MWIFIEX_BSS_ROLE_STA]; + if (mwifiex_register_cfg80211(adapter)) { + dev_err(adapter->dev, "cannot register with cfg80211\n"); + goto err_init_fw; } - ret = 0; + rtnl_lock(); + /* Create station interface by default */ + wdev = mwifiex_add_virtual_intf(adapter->wiphy, "mlan%d", + NL80211_IFTYPE_STATION, NULL, NULL); + if (IS_ERR(wdev)) { + dev_err(adapter->dev, "cannot create default STA interface\n"); + rtnl_unlock(); + goto err_add_intf; + } + rtnl_unlock(); + + mwifiex_drv_get_driver_version(adapter, fmt, sizeof(fmt) - 1); + dev_notice(adapter->dev, "driver_version = %s\n", fmt); + goto done; + +err_add_intf: + wiphy_unregister(adapter->wiphy); + wiphy_free(adapter->wiphy); +err_init_fw: + if (adapter->if_ops.disable_int) + adapter->if_ops.disable_int(adapter); +err_dnld_fw: + pr_debug("info: %s: unregister device\n", __func__); + if (adapter->if_ops.unregister_dev) + adapter->if_ops.unregister_dev(adapter); + + if ((adapter->hw_status == MWIFIEX_HW_STATUS_FW_READY) || + (adapter->hw_status == MWIFIEX_HW_STATUS_READY)) { + pr_debug("info: %s: shutdown mwifiex\n", __func__); + adapter->init_wait_q_woken = false; + + if (mwifiex_shutdown_drv(adapter) == -EINPROGRESS) + wait_event_interruptible(adapter->init_wait_q, + adapter->init_wait_q_woken); + } + adapter->surprise_removed = true; + mwifiex_terminate_workqueue(adapter); + init_failed = true; done: - if (adapter->firmware) + if (adapter->cal_data) { + release_firmware(adapter->cal_data); + adapter->cal_data = NULL; + } + if (adapter->firmware) { release_firmware(adapter->firmware); - if (ret) - ret = -1; - return ret; + adapter->firmware = NULL; + } + if (init_failed) + mwifiex_free_adapter(adapter); + up(sem); + return; } /* - * This function fills a driver buffer. - * - * The function associates a given SKB with the provided driver buffer - * and also updates some of the SKB parameters, including IP header, - * priority and timestamp. + * This function initializes the hardware and gets firmware. */ -static void -mwifiex_fill_buffer(struct sk_buff *skb) +static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter) { - struct ethhdr *eth; - struct iphdr *iph; - struct timeval tv; - u8 tid = 0; - - eth = (struct ethhdr *) skb->data; - switch (eth->h_proto) { - case __constant_htons(ETH_P_IP): - iph = ip_hdr(skb); - tid = IPTOS_PREC(iph->tos); - pr_debug("data: packet type ETH_P_IP: %04x, tid=%#x prio=%#x\n", - eth->h_proto, tid, skb->priority); - break; - case __constant_htons(ETH_P_ARP): - pr_debug("data: ARP packet: %04x\n", eth->h_proto); - default: - break; - } -/* Offset for TOS field in the IP header */ -#define IPTOS_OFFSET 5 - tid = (tid >> IPTOS_OFFSET); - skb->priority = tid; - /* Record the current time the packet was queued; used to - determine the amount of time the packet was queued in - the driver before it was sent to the firmware. - The delay is then sent along with the packet to the - firmware for aggregate delay calculation for stats and - MSDU lifetime expiry. - */ - do_gettimeofday(&tv); - skb->tstamp = timeval_to_ktime(tv); + int ret; + + ret = request_firmware_nowait(THIS_MODULE, 1, adapter->fw_name, + adapter->dev, GFP_KERNEL, adapter, + mwifiex_fw_dpc); + if (ret < 0) + dev_err(adapter->dev, + "request_firmware_nowait() returned error %d\n", ret); + return ret; } /* @@ -401,7 +551,7 @@ mwifiex_fill_buffer(struct sk_buff *skb) static int mwifiex_open(struct net_device *dev) { - netif_start_queue(dev); + netif_tx_start_all_queues(dev); return 0; } @@ -411,6 +561,42 @@ mwifiex_open(struct net_device *dev) static int mwifiex_close(struct net_device *dev) { + struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); + + if (priv->scan_request) { + dev_dbg(priv->adapter->dev, "aborting scan on ndo_stop\n"); + cfg80211_scan_done(priv->scan_request, 1); + priv->scan_request = NULL; + priv->scan_aborting = true; + } + + return 0; +} + +/* + * Add buffer into wmm tx queue and queue work to transmit it. + */ +int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb) +{ + struct netdev_queue *txq; + int index = mwifiex_1d_to_wmm_queue[skb->priority]; + + if (atomic_inc_return(&priv->wmm_tx_pending[index]) >= MAX_TX_PENDING) { + txq = netdev_get_tx_queue(priv->netdev, index); + if (!netif_tx_queue_stopped(txq)) { + netif_tx_stop_queue(txq); + dev_dbg(priv->adapter->dev, "stop queue: %d\n", index); + } + } + + atomic_inc(&priv->adapter->tx_pending); + mwifiex_wmm_add_buf_txqueue(priv, skb); + + if (priv->adapter->scan_delay_cnt) + atomic_set(&priv->adapter->is_tx_received, true); + + queue_work(priv->adapter->workqueue, &priv->adapter->main_work); + return 0; } @@ -423,9 +609,10 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); struct sk_buff *new_skb; struct mwifiex_txinfo *tx_info; + struct timeval tv; - dev_dbg(priv->adapter->dev, "data: %lu BSS(%d): Data <= kernel\n", - jiffies, priv->bss_index); + dev_dbg(priv->adapter->dev, "data: %lu BSS(%d-%d): Data <= kernel\n", + jiffies, priv->bss_type, priv->bss_num); if (priv->adapter->surprise_removed) { kfree_skb(skb); @@ -441,7 +628,7 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) if (skb_headroom(skb) < MWIFIEX_MIN_DATA_HEADER_LEN) { dev_dbg(priv->adapter->dev, "data: Tx: insufficient skb headroom %d\n", - skb_headroom(skb)); + skb_headroom(skb)); /* Insufficient skb headroom - allocate a new skb */ new_skb = skb_realloc_headroom(skb, MWIFIEX_MIN_DATA_HEADER_LEN); @@ -454,22 +641,26 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) kfree_skb(skb); skb = new_skb; dev_dbg(priv->adapter->dev, "info: new skb headroomd %d\n", - skb_headroom(skb)); + skb_headroom(skb)); } tx_info = MWIFIEX_SKB_TXCB(skb); - tx_info->bss_index = priv->bss_index; - mwifiex_fill_buffer(skb); - - mwifiex_wmm_add_buf_txqueue(priv->adapter, skb); - atomic_inc(&priv->adapter->tx_pending); + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + tx_info->pkt_len = skb->len; - if (atomic_read(&priv->adapter->tx_pending) >= MAX_TX_PENDING) { - netif_stop_queue(priv->netdev); - dev->trans_start = jiffies; - } + /* Record the current time the packet was queued; used to + * determine the amount of time the packet was queued in + * the driver before it was sent to the firmware. + * The delay is then sent along with the packet to the + * firmware for aggregate delay calculation for stats and + * MSDU lifetime expiry. + */ + do_gettimeofday(&tv); + skb->tstamp = timeval_to_ktime(tv); - queue_work(priv->adapter->workqueue, &priv->adapter->main_work); + mwifiex_queue_tx_pkt(priv, skb); return 0; } @@ -487,14 +678,14 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr) memcpy(priv->curr_addr, hw_addr->sa_data, ETH_ALEN); /* Send request to firmware */ - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_MAC_ADDRESS, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_MAC_ADDRESS, + HostCmd_ACT_GEN_SET, 0, NULL, true); if (!ret) memcpy(priv->netdev->dev_addr, priv->curr_addr, ETH_ALEN); else - dev_err(priv->adapter->dev, "set mac address failed: ret=%d" - "\n", ret); + dev_err(priv->adapter->dev, + "set mac address failed: ret=%d\n", ret); memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN); @@ -516,9 +707,8 @@ static void mwifiex_set_multicast_list(struct net_device *dev) mcast_list.mode = MWIFIEX_ALL_MULTI_MODE; } else { mcast_list.mode = MWIFIEX_MULTICAST_MODE; - if (netdev_mc_count(dev)) - mcast_list.num_multicast_addr = - mwifiex_copy_mcast_addr(&mcast_list, dev); + mcast_list.num_multicast_addr = + mwifiex_copy_mcast_addr(&mcast_list, dev); } mwifiex_request_set_multicast_list(priv, &mcast_list); } @@ -531,10 +721,19 @@ mwifiex_tx_timeout(struct net_device *dev) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - dev_err(priv->adapter->dev, "%lu : Tx timeout, bss_index=%d\n", - jiffies, priv->bss_index); - dev->trans_start = jiffies; priv->num_tx_timeout++; + priv->tx_timeout_cnt++; + dev_err(priv->adapter->dev, + "%lu : Tx timeout(#%d), bss_type-num = %d-%d\n", + jiffies, priv->tx_timeout_cnt, priv->bss_type, priv->bss_num); + mwifiex_set_trans_start(dev); + + if (priv->tx_timeout_cnt > TX_TIMEOUT_THRESHOLD && + priv->adapter->if_ops.card_reset) { + dev_err(priv->adapter->dev, + "tx_timeout_cnt exceeds threshold. Triggering card reset!\n"); + priv->adapter->if_ops.card_reset(priv->adapter); + } } /* @@ -547,6 +746,14 @@ static struct net_device_stats *mwifiex_get_stats(struct net_device *dev) return &priv->stats; } +static u16 +mwifiex_netdev_select_wmm_queue(struct net_device *dev, struct sk_buff *skb, + void *accel_priv, select_queue_fallback_t fallback) +{ + skb->priority = cfg80211_classify8021d(skb, NULL); + return mwifiex_1d_to_wmm_queue[skb->priority]; +} + /* Network device handlers */ static const struct net_device_ops mwifiex_netdev_ops = { .ndo_open = mwifiex_open, @@ -556,6 +763,7 @@ static const struct net_device_ops mwifiex_netdev_ops = { .ndo_tx_timeout = mwifiex_tx_timeout, .ndo_get_stats = mwifiex_get_stats, .ndo_set_rx_mode = mwifiex_set_multicast_list, + .ndo_select_queue = mwifiex_netdev_select_wmm_queue, }; /* @@ -581,13 +789,18 @@ void mwifiex_init_priv_params(struct mwifiex_private *priv, struct net_device *dev) { dev->netdev_ops = &mwifiex_netdev_ops; + dev->destructor = free_netdev; /* Initialize private structure */ priv->current_key_index = 0; priv->media_connected = false; memset(&priv->nick_name, 0, sizeof(priv->nick_name)); + memset(priv->mgmt_ie, 0, + sizeof(struct mwifiex_ie) * MAX_MGMT_IE_INDEX); + priv->beacon_idx = MWIFIEX_AUTO_IDX_MASK; + priv->proberesp_idx = MWIFIEX_AUTO_IDX_MASK; + priv->assocresp_idx = MWIFIEX_AUTO_IDX_MASK; + priv->rsn_idx = MWIFIEX_AUTO_IDX_MASK; priv->num_tx_timeout = 0; - priv->workqueue = create_singlethread_workqueue("cfg80211_wq"); - INIT_WORK(&priv->cfg_workqueue, mwifiex_cfg80211_results); memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN); } @@ -607,18 +820,6 @@ int is_command_pending(struct mwifiex_adapter *adapter) } /* - * This function returns the correct private structure pointer based - * upon the BSS number. - */ -struct mwifiex_private * -mwifiex_bss_index_to_priv(struct mwifiex_adapter *adapter, u8 bss_index) -{ - if (!adapter || (bss_index >= adapter->priv_num)) - return NULL; - return adapter->priv[bss_index]; -} - -/* * This is the main work queue function. * * It handles the main process, which in turn handles the complete @@ -635,18 +836,6 @@ static void mwifiex_main_work_queue(struct work_struct *work) } /* - * This function cancels all works in the queue and destroys - * the main workqueue. - */ -static void -mwifiex_terminate_workqueue(struct mwifiex_adapter *adapter) -{ - flush_workqueue(adapter->workqueue); - destroy_workqueue(adapter->workqueue); - adapter->workqueue = NULL; -} - -/* * This function adds the card. * * This function follows the following major steps to set up the device - @@ -664,8 +853,6 @@ mwifiex_add_card(void *card, struct semaphore *sem, struct mwifiex_if_ops *if_ops, u8 iface_type) { struct mwifiex_adapter *adapter; - char fmt[64]; - struct mwifiex_private *priv; if (down_interruptible(sem)) goto exit_sem_err; @@ -676,6 +863,7 @@ mwifiex_add_card(void *card, struct semaphore *sem, } adapter->iface_type = iface_type; + adapter->card_sem = sem; adapter->hw_status = MWIFIEX_HW_STATUS_INITIALIZING; adapter->surprise_removed = false; @@ -683,19 +871,20 @@ mwifiex_add_card(void *card, struct semaphore *sem, adapter->is_suspended = false; adapter->hs_activated = false; init_waitqueue_head(&adapter->hs_activate_wait_q); - adapter->cmd_wait_q_required = false; init_waitqueue_head(&adapter->cmd_wait_q.wait); adapter->cmd_wait_q.status = 0; adapter->scan_wait_q_woken = false; - adapter->workqueue = create_workqueue("MWIFIEX_WORK_QUEUE"); + adapter->workqueue = + alloc_workqueue("MWIFIEX_WORK_QUEUE", + WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_UNBOUND, 1); if (!adapter->workqueue) goto err_kmalloc; INIT_WORK(&adapter->main_work, mwifiex_main_work_queue); /* Register the device. Fill up the private data structure with relevant - information from the card and request for the required IRQ. */ + information from the card. */ if (adapter->if_ops.register_dev(adapter)) { pr_err("%s: failed to register mwifiex device\n", __func__); goto err_registerdev; @@ -706,44 +895,12 @@ mwifiex_add_card(void *card, struct semaphore *sem, goto err_init_fw; } - priv = adapter->priv[0]; - - if (mwifiex_register_cfg80211(priv) != 0) { - dev_err(adapter->dev, "cannot register netdevice" - " with cfg80211\n"); - goto err_init_fw; - } - - rtnl_lock(); - /* Create station interface by default */ - if (!mwifiex_add_virtual_intf(priv->wdev->wiphy, "mlan%d", - NL80211_IFTYPE_STATION, NULL, NULL)) { - rtnl_unlock(); - dev_err(adapter->dev, "cannot create default station" - " interface\n"); - goto err_add_intf; - } - - rtnl_unlock(); - - up(sem); - - mwifiex_drv_get_driver_version(adapter, fmt, sizeof(fmt) - 1); - dev_notice(adapter->dev, "driver_version = %s\n", fmt); - return 0; -err_add_intf: - rtnl_lock(); - mwifiex_del_virtual_intf(priv->wdev->wiphy, priv->netdev); - rtnl_unlock(); err_init_fw: pr_debug("info: %s: unregister device\n", __func__); - adapter->if_ops.unregister_dev(adapter); -err_registerdev: - adapter->surprise_removed = true; - mwifiex_terminate_workqueue(adapter); -err_kmalloc: + if (adapter->if_ops.unregister_dev) + adapter->if_ops.unregister_dev(adapter); if ((adapter->hw_status == MWIFIEX_HW_STATUS_FW_READY) || (adapter->hw_status == MWIFIEX_HW_STATUS_READY)) { pr_debug("info: %s: shutdown mwifiex\n", __func__); @@ -753,7 +910,10 @@ err_kmalloc: wait_event_interruptible(adapter->init_wait_q, adapter->init_wait_q_woken); } - +err_registerdev: + adapter->surprise_removed = true; + mwifiex_terminate_workqueue(adapter); +err_kmalloc: mwifiex_free_adapter(adapter); err_init_sw: @@ -786,14 +946,18 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem) if (!adapter) goto exit_remove; + /* We can no longer handle interrupts once we start doing the teardown + * below. */ + if (adapter->if_ops.disable_int) + adapter->if_ops.disable_int(adapter); + adapter->surprise_removed = true; /* Stop data */ for (i = 0; i < adapter->priv_num; i++) { priv = adapter->priv[i]; if (priv && priv->netdev) { - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, adapter); if (netif_carrier_ok(priv->netdev)) netif_carrier_off(priv->netdev); } @@ -823,23 +987,20 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem) continue; rtnl_lock(); - mwifiex_del_virtual_intf(priv->wdev->wiphy, priv->netdev); + if (priv->wdev && priv->netdev) + mwifiex_del_virtual_intf(adapter->wiphy, priv->wdev); rtnl_unlock(); } - priv = adapter->priv[0]; - if (!priv) - goto exit_remove; - - wiphy_unregister(priv->wdev->wiphy); - wiphy_free(priv->wdev->wiphy); - kfree(priv->wdev); + wiphy_unregister(adapter->wiphy); + wiphy_free(adapter->wiphy); mwifiex_terminate_workqueue(adapter); /* Unregister device */ dev_dbg(adapter->dev, "info: unregister device\n"); - adapter->if_ops.unregister_dev(adapter); + if (adapter->if_ops.unregister_dev) + adapter->if_ops.unregister_dev(adapter); /* Free adapter structure */ dev_dbg(adapter->dev, "info: free adapter\n"); mwifiex_free_adapter(adapter); diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 30f138b6fa4..1398afa8406 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -32,6 +32,7 @@ #include <net/lib80211.h> #include <linux/firmware.h> #include <linux/ctype.h> +#include <linux/of.h> #include "decl.h" #include "ioctl.h" @@ -58,7 +59,7 @@ enum { #define MWIFIEX_UPLD_SIZE (2312) -#define MAX_EVENT_SIZE 1024 +#define MAX_EVENT_SIZE 2048 #define ARP_FILTER_MAX_BUF_SIZE 68 @@ -79,36 +80,59 @@ enum { #define SCAN_BEACON_ENTRY_PAD 6 -#define MWIFIEX_PASSIVE_SCAN_CHAN_TIME 200 -#define MWIFIEX_ACTIVE_SCAN_CHAN_TIME 200 -#define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 110 +#define MWIFIEX_PASSIVE_SCAN_CHAN_TIME 110 +#define MWIFIEX_ACTIVE_SCAN_CHAN_TIME 30 +#define MWIFIEX_SPECIFIC_SCAN_CHAN_TIME 30 #define SCAN_RSSI(RSSI) (0x100 - ((u8)(RSSI))) #define MWIFIEX_MAX_TOTAL_SCAN_TIME (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S) +#define MWIFIEX_MAX_SCAN_DELAY_CNT 50 +#define MWIFIEX_MAX_EMPTY_TX_Q_CNT 10 +#define MWIFIEX_SCAN_DELAY_MSEC 20 + +#define MWIFIEX_MIN_TX_PENDING_TO_CANCEL_SCAN 2 + #define RSN_GTK_OUI_OFFSET 2 #define MWIFIEX_OUI_NOT_PRESENT 0 #define MWIFIEX_OUI_PRESENT 1 +#define PKT_TYPE_MGMT 0xE5 + +/* + * Do not check for data_received for USB, as data_received + * is handled in mwifiex_usb_recv for USB + */ #define IS_CARD_RX_RCVD(adapter) (adapter->cmd_resp_received || \ - adapter->event_received || \ - adapter->data_received) + adapter->event_received || \ + ((adapter->iface_type != MWIFIEX_USB) && \ + adapter->data_received) || \ + ((adapter->iface_type == MWIFIEX_USB) && \ + !skb_queue_empty(&adapter->usb_rx_data_q))) #define MWIFIEX_TYPE_CMD 1 #define MWIFIEX_TYPE_DATA 0 #define MWIFIEX_TYPE_EVENT 3 -#define DBG_CMD_NUM 5 - -#define MAX_BITMAP_RATES_SIZE 10 +#define MAX_BITMAP_RATES_SIZE 18 #define MAX_CHANNEL_BAND_BG 14 +#define MAX_CHANNEL_BAND_A 165 #define MAX_FREQUENCY_BAND_BG 2484 #define MWIFIEX_EVENT_HEADER_LEN 4 +#define MWIFIEX_UAP_EVENT_EXTRA_HEADER 2 + +#define MWIFIEX_TYPE_LEN 4 +#define MWIFIEX_USB_TYPE_CMD 0xF00DFACE +#define MWIFIEX_USB_TYPE_DATA 0xBEADC0DE +#define MWIFIEX_USB_TYPE_EVENT 0xBEEFFACE + +/* Threshold for tx_timeout_cnt before we trigger a card reset */ +#define TX_TIMEOUT_THRESHOLD 6 struct mwifiex_dbg { u32 num_cmd_host_to_card_failure; @@ -121,7 +145,6 @@ struct mwifiex_dbg { u32 num_cmd_assoc_success; u32 num_cmd_assoc_failure; u32 num_tx_timeout; - u32 num_cmd_timeout; u16 timeout_cmd_id; u16 timeout_cmd_act; u16 last_cmd_id[DBG_CMD_NUM]; @@ -162,12 +185,15 @@ enum MWIFIEX_PS_STATE { enum mwifiex_iface_type { MWIFIEX_SDIO, MWIFIEX_PCIE, + MWIFIEX_USB }; struct mwifiex_add_ba_param { u32 tx_win_size; u32 rx_win_size; u32 timeout; + u8 tx_amsdu; + u8 rx_amsdu; }; struct mwifiex_tx_aggr { @@ -180,31 +206,31 @@ struct mwifiex_ra_list_tbl { struct list_head list; struct sk_buff_head skb_head; u8 ra[ETH_ALEN]; - u32 total_pkts_size; u32 is_11n_enabled; + u16 max_amsdu; + u16 ba_pkt_count; + u8 ba_packet_thr; + u16 total_pkt_count; + bool tdls_link; }; struct mwifiex_tid_tbl { struct list_head ra_list; - /* spin lock for tid table */ - spinlock_t tid_tbl_lock; - struct mwifiex_ra_list_tbl *ra_list_curr; }; #define WMM_HIGHEST_PRIORITY 7 #define HIGH_PRIO_TID 7 #define LOW_PRIO_TID 0 -#define NO_PKT_PRIO_TID (-1) struct mwifiex_wmm_desc { struct mwifiex_tid_tbl tid_tbl_ptr[MAX_NUM_TID]; u32 packets_out[MAX_NUM_TID]; /* spin lock to protect ra_list */ spinlock_t ra_list_spinlock; - struct mwifiex_wmm_ac_status ac_status[IEEE80211_MAX_QUEUES]; - enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_MAX_QUEUES]; + struct mwifiex_wmm_ac_status ac_status[IEEE80211_NUM_ACS]; + enum mwifiex_wmm_ac_e ac_down_graded_vals[IEEE80211_NUM_ACS]; u32 drv_pkt_delay_max; - u8 queue_priority[IEEE80211_MAX_QUEUES]; + u8 queue_priority[IEEE80211_NUM_ACS]; u32 user_pri_pkt_tx_ctrl[WMM_HIGHEST_PRIORITY + 1]; /* UP: 0 to 7 */ /* Number of transmit packets queued */ atomic_t tx_pkts_queued; @@ -217,8 +243,9 @@ struct mwifiex_802_11_security { u8 wpa2_enabled; u8 wapi_enabled; u8 wapi_key_on; - enum MWIFIEX_802_11_WEP_STATUS wep_status; + u8 wep_enabled; u32 authentication_mode; + u8 is_authtype_auto; u32 encryption_mode; }; @@ -227,10 +254,6 @@ struct ieee_types_header { u8 len; } __packed; -#define MWIFIEX_SUPPORTED_RATES 14 - -#define MWIFIEX_SUPPORTED_RATES_EXT 32 - struct ieee_types_vendor_specific { struct ieee_types_vendor_header vend_hdr; u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_vendor_header)]; @@ -241,9 +264,34 @@ struct ieee_types_generic { u8 data[IEEE_MAX_IE_SIZE - sizeof(struct ieee_types_header)]; } __packed; +struct ieee_types_bss_co_2040 { + struct ieee_types_header ieee_hdr; + u8 bss_2040co; +} __packed; + +struct ieee_types_extcap { + struct ieee_types_header ieee_hdr; + u8 ext_capab[8]; +} __packed; + +struct ieee_types_vht_cap { + struct ieee_types_header ieee_hdr; + struct ieee80211_vht_cap vhtcap; +} __packed; + +struct ieee_types_vht_oper { + struct ieee_types_header ieee_hdr; + struct ieee80211_vht_operation vhtoper; +} __packed; + +struct ieee_types_aid { + struct ieee_types_header ieee_hdr; + u16 aid; +} __packed; + struct mwifiex_bssdescriptor { u8 mac_address[ETH_ALEN]; - struct mwifiex_802_11_ssid ssid; + struct cfg80211_ssid ssid; u32 privacy; s32 rssi; u32 channel; @@ -259,8 +307,8 @@ struct mwifiex_bssdescriptor { * BAND_A(0X04): 'a' band */ u16 bss_band; - u64 network_tsf; - u8 time_stamp[8]; + u64 fw_tsf; + u64 timestamp; union ieee_types_phy_param_set phy_param_set; union ieee_types_ss_param_set ss_param_set; u16 cap_info_bitmap; @@ -268,12 +316,19 @@ struct mwifiex_bssdescriptor { u8 disable_11n; struct ieee80211_ht_cap *bcn_ht_cap; u16 ht_cap_offset; - struct ieee80211_ht_info *bcn_ht_info; + struct ieee80211_ht_operation *bcn_ht_oper; u16 ht_info_offset; u8 *bcn_bss_co_2040; u16 bss_co_2040_offset; u8 *bcn_ext_cap; u16 ext_cap_offset; + struct ieee80211_vht_cap *bcn_vht_cap; + u16 vht_cap_offset; + struct ieee80211_vht_operation *bcn_vht_oper; + u16 vht_info_offset; + struct ieee_types_oper_mode_ntf *oper_mode; + u16 oper_mode_offset; + u8 disable_11ac; struct ieee_types_vendor_specific *bcn_wpa_ie; u16 wpa_offset; struct ieee_types_generic *bcn_rsn_ie; @@ -282,6 +337,9 @@ struct mwifiex_bssdescriptor { u16 wapi_offset; u8 *beacon_buf; u32 beacon_buf_size; + u8 sensed_11h; + u8 local_constraint; + u8 chan_sw_ie_present; }; struct mwifiex_current_bss_params { @@ -347,20 +405,27 @@ struct wps { u8 session_enable; }; +struct mwifiex_roc_cfg { + u64 cookie; + struct ieee80211_channel chan; +}; + struct mwifiex_adapter; struct mwifiex_private; struct mwifiex_private { struct mwifiex_adapter *adapter; - u8 bss_index; u8 bss_type; u8 bss_role; u8 bss_priority; u8 bss_num; + u8 bss_started; u8 frame_type; u8 curr_addr[ETH_ALEN]; u8 media_connected; u32 num_tx_timeout; + /* track consecutive timeout */ + u8 tx_timeout_cnt; struct net_device *netdev; struct net_device_stats stats; u16 curr_pkt_filter; @@ -388,10 +453,11 @@ struct mwifiex_private { s16 bcn_rssi_avg; s16 bcn_nf_avg; struct mwifiex_bssdescriptor *attempted_bss_desc; - struct mwifiex_802_11_ssid prev_ssid; + struct cfg80211_ssid prev_ssid; u8 prev_bssid[ETH_ALEN]; struct mwifiex_current_bss_params curr_bss_params; u16 beacon_period; + u8 dtim_period; u16 listen_interval; u16 atim_window; u8 adhoc_channel; @@ -404,18 +470,26 @@ struct mwifiex_private { u8 wpa_ie_len; u8 wpa_is_gtk_set; struct host_cmd_ds_802_11_key_material aes_key; + struct host_cmd_ds_802_11_key_material_v2 aes_key_v2; u8 wapi_ie[256]; u8 wapi_ie_len; + u8 *wps_ie; + u8 wps_ie_len; u8 wmm_required; u8 wmm_enabled; u8 wmm_qosinfo; struct mwifiex_wmm_desc wmm; + atomic_t wmm_tx_pending[IEEE80211_NUM_ACS]; + struct list_head sta_list; + /* spin lock for associated station list */ + spinlock_t sta_list_spinlock; struct list_head tx_ba_stream_tbl_ptr; /* spin lock for tx_ba_stream_tbl_ptr queue */ spinlock_t tx_ba_stream_tbl_lock; struct mwifiex_tx_aggr aggr_prio_tbl[MAX_NUM_TID]; struct mwifiex_add_ba_param add_ba_param; u16 rx_seq[MAX_NUM_TID]; + u8 tos_to_tid_inv[MAX_NUM_TID]; struct list_head rx_reorder_tbl_ptr; /* spin lock for rx_reorder_tbl_ptr queue */ spinlock_t rx_reorder_tbl_lock; @@ -447,30 +521,40 @@ struct mwifiex_private { struct dentry *dfs_dev_dir; #endif u8 nick_name[16]; - u8 qual_level, qual_noise; u16 current_key_index; struct semaphore async_sem; - u8 scan_pending_on_block; u8 report_scan_result; struct cfg80211_scan_request *scan_request; - int scan_result_status; - int assoc_request; - u16 assoc_result; - int ibss_join_request; - u16 ibss_join_result; - bool disconnect; u8 cfg_bssid[6]; - struct workqueue_struct *workqueue; - struct work_struct cfg_workqueue; - u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; struct wps wps; u8 scan_block; + s32 cqm_rssi_thold; + u32 cqm_rssi_hyst; + u8 subsc_evt_rssi_state; + struct mwifiex_ds_misc_subsc_evt async_subsc_evt_storage; + struct mwifiex_ie mgmt_ie[MAX_MGMT_IE_INDEX]; + u16 beacon_idx; + u16 proberesp_idx; + u16 assocresp_idx; + u16 rsn_idx; + struct timer_list scan_delay_timer; + u8 ap_11n_enabled; + u8 ap_11ac_enabled; + u32 mgmt_frame_mask; + struct mwifiex_roc_cfg roc_cfg; + bool scan_aborting; + u8 csa_chan; + unsigned long csa_expire_time; + u8 del_list_idx; + bool hs2_enabled; + struct station_parameters *sta_params; + struct sk_buff_head tdls_txq; }; enum mwifiex_ba_status { - BA_STREAM_NOT_SETUP = 0, - BA_STREAM_SETUP_INPROGRESS, - BA_STREAM_SETUP_COMPLETE + BA_SETUP_NONE = 0, + BA_SETUP_INPROGRESS, + BA_SETUP_COMPLETE }; struct mwifiex_tx_ba_stream_tbl { @@ -478,6 +562,7 @@ struct mwifiex_tx_ba_stream_tbl { int tid; u8 ra[ETH_ALEN]; enum mwifiex_ba_status ba_status; + u8 amsdu; }; struct mwifiex_rx_reorder_tbl; @@ -492,10 +577,13 @@ struct mwifiex_rx_reorder_tbl { struct list_head list; int tid; u8 ta[ETH_ALEN]; + int init_win; int start_win; int win_size; void **rx_reorder_ptr; struct reorder_tmr_cnxt timer_context; + u8 amsdu; + u8 flags; }; struct mwifiex_bss_prio_node { @@ -524,6 +612,42 @@ struct cmd_ctrl_node { u8 cmd_wait_q_woken; }; +struct mwifiex_bss_priv { + u8 band; + u64 fw_tsf; +}; + +struct mwifiex_tdls_capab { + __le16 capab; + u8 rates[32]; + u8 rates_len; + u8 qos_info; + u8 coex_2040; + u16 aid; + struct ieee80211_ht_cap ht_capb; + struct ieee80211_ht_operation ht_oper; + struct ieee_types_extcap extcap; + struct ieee_types_generic rsn_ie; + struct ieee80211_vht_cap vhtcap; + struct ieee80211_vht_operation vhtoper; +}; + +/* This is AP/TDLS specific structure which stores information + * about associated/peer STA + */ +struct mwifiex_sta_node { + struct list_head list; + u8 mac_addr[ETH_ALEN]; + u8 is_wmm_enabled; + u8 is_11n_enabled; + u8 is_11ac_enabled; + u8 ampdu_sta[MAX_NUM_TID]; + u16 rx_seq[MAX_NUM_TID]; + u16 max_amsdu; + u8 tdls_status; + struct mwifiex_tdls_capab tdls_cap; +}; + struct mwifiex_if_ops { int (*init_if) (struct mwifiex_adapter *); void (*cleanup_if) (struct mwifiex_adapter *); @@ -532,6 +656,7 @@ struct mwifiex_if_ops { int (*register_dev) (struct mwifiex_adapter *); void (*unregister_dev) (struct mwifiex_adapter *); int (*enable_int) (struct mwifiex_adapter *); + void (*disable_int) (struct mwifiex_adapter *); int (*process_int_status) (struct mwifiex_adapter *); int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *, struct mwifiex_tx_param *); @@ -543,6 +668,12 @@ struct mwifiex_if_ops { void (*cleanup_mpa_buf) (struct mwifiex_adapter *); int (*cmdrsp_complete) (struct mwifiex_adapter *, struct sk_buff *); int (*event_complete) (struct mwifiex_adapter *, struct sk_buff *); + int (*data_complete) (struct mwifiex_adapter *); + int (*init_fw_port) (struct mwifiex_adapter *); + int (*dnld_fw) (struct mwifiex_adapter *, struct mwifiex_fw_image *); + void (*card_reset) (struct mwifiex_adapter *); + void (*fw_dump)(struct mwifiex_adapter *); + int (*clean_pcie_ring) (struct mwifiex_adapter *adapter); }; struct mwifiex_adapter { @@ -553,6 +684,7 @@ struct mwifiex_adapter { char fw_name[32]; int winner; struct device *dev; + struct wiphy *wiphy; bool surprise_removed; u32 fw_release_number; u16 init_wait_q_woken; @@ -570,7 +702,6 @@ struct mwifiex_adapter { /* spin lock for main process */ spinlock_t main_proc_lock; u32 mwifiex_processing; - u16 max_tx_buf_size; u16 tx_buf_size; u16 curr_tx_buf_size; u32 ioport; @@ -593,7 +724,7 @@ struct mwifiex_adapter { struct cmd_ctrl_node *curr_cmd; /* spin lock for command */ spinlock_t mwifiex_cmd_lock; - u32 num_cmd_timeout; + u8 is_cmd_timedout; u16 last_init_cmd; struct timer_list cmd_timer; struct list_head cmd_free_q; @@ -605,6 +736,7 @@ struct mwifiex_adapter { struct list_head scan_pending_q; /* spin lock for scan_pending_q */ spinlock_t scan_pending_q_lock; + struct sk_buff_head usb_rx_data_q; u32 scan_processing; u16 region_code; struct mwifiex_802_11d_domain_reg domain_reg; @@ -643,22 +775,55 @@ struct mwifiex_adapter { u16 hs_activate_wait_q_woken; wait_queue_head_t hs_activate_wait_q; bool is_suspended; + bool hs_enabling; u8 event_body[MAX_EVENT_SIZE]; u32 hw_dot_11n_dev_cap; u8 hw_dev_mcs_support; + u8 user_dev_mcs_support; u8 adhoc_11n_enabled; - u8 chan_offset; + u8 sec_chan_offset; struct mwifiex_dbg dbg; u8 arp_filter[ARP_FILTER_MAX_BUF_SIZE]; u32 arp_filter_size; - u16 cmd_wait_q_required; struct mwifiex_wait_queue cmd_wait_q; u8 scan_wait_q_woken; - struct cmd_ctrl_node *cmd_queued; + spinlock_t queue_lock; /* lock for tx queues */ + u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; + u16 max_mgmt_ie_index; + u8 scan_delay_cnt; + u8 empty_tx_q_cnt; + const struct firmware *cal_data; + struct device_node *dt_node; + + /* 11AC */ + u32 is_hw_11ac_capable; + u32 hw_dot_11ac_dev_cap; + u32 hw_dot_11ac_mcs_support; + u32 usr_dot_11ac_dev_cap_bg; + u32 usr_dot_11ac_dev_cap_a; + u32 usr_dot_11ac_mcs_support; + + atomic_t is_tx_received; + atomic_t pending_bridged_pkts; + struct semaphore *card_sem; + bool ext_scan; + u8 fw_api_ver; + u8 fw_key_api_major_ver, fw_key_api_minor_ver; }; int mwifiex_init_lock_list(struct mwifiex_adapter *adapter); +void mwifiex_set_trans_start(struct net_device *dev); + +void mwifiex_stop_net_dev_queue(struct net_device *netdev, + struct mwifiex_adapter *adapter); + +void mwifiex_wake_up_net_dev_queue(struct net_device *netdev, + struct mwifiex_adapter *adapter); + +int mwifiex_init_priv(struct mwifiex_private *priv); +void mwifiex_free_priv(struct mwifiex_private *priv); + int mwifiex_init_fw(struct mwifiex_adapter *adapter); int mwifiex_init_fw_complete(struct mwifiex_adapter *adapter); @@ -669,18 +834,18 @@ int mwifiex_shutdown_fw_complete(struct mwifiex_adapter *adapter); int mwifiex_dnld_fw(struct mwifiex_adapter *, struct mwifiex_fw_image *); -int mwifiex_recv_packet(struct mwifiex_adapter *, struct sk_buff *skb); +int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb); + +int mwifiex_process_mgmt_packet(struct mwifiex_private *priv, + struct sk_buff *skb); int mwifiex_process_event(struct mwifiex_adapter *adapter); int mwifiex_complete_cmd(struct mwifiex_adapter *adapter, struct cmd_ctrl_node *cmd_node); -int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, - u16 cmd_action, u32 cmd_oid, void *data_buf); - -int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, - u16 cmd_action, u32 cmd_oid, void *data_buf); +int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no, + u16 cmd_action, u32 cmd_oid, void *data_buf, bool sync); void mwifiex_cmd_timeout_func(unsigned long function_context); @@ -694,6 +859,8 @@ void mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter); void mwifiex_insert_cmd_to_free_q(struct mwifiex_adapter *adapter, struct cmd_ctrl_node *cmd_node); +void mwifiex_recycle_cmd_node(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_node); void mwifiex_insert_cmd_to_pending_q(struct mwifiex_adapter *adapter, struct cmd_ctrl_node *cmd_node, @@ -707,7 +874,7 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, struct mwifiex_tx_param *tx_param); int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags); int mwifiex_write_data_complete(struct mwifiex_adapter *adapter, - struct sk_buff *skb, int status); + struct sk_buff *skb, int aggr, int status); void mwifiex_clean_txrx(struct mwifiex_private *priv); u8 mwifiex_check_last_packet_indication(struct mwifiex_private *priv); void mwifiex_check_ps_cond(struct mwifiex_adapter *adapter); @@ -725,17 +892,27 @@ void mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated); int mwifiex_ret_802_11_hs_cfg(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_sta_prepare_cmd(struct mwifiex_private *, uint16_t cmd_no, u16 cmd_action, u32 cmd_oid, void *data_buf, void *cmd_buf); +int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, + u16 cmd_action, u32 cmd_oid, + void *data_buf, void *cmd_buf); int mwifiex_process_sta_cmdresp(struct mwifiex_private *, u16 cmdresp_no, struct host_cmd_ds_command *resp); -int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *, +int mwifiex_process_sta_rx_packet(struct mwifiex_private *, + struct sk_buff *skb); +int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, + struct sk_buff *skb); +int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, struct sk_buff *skb); int mwifiex_process_sta_event(struct mwifiex_private *); +int mwifiex_process_uap_event(struct mwifiex_private *); +void mwifiex_delete_all_station_list(struct mwifiex_private *priv); void *mwifiex_process_sta_txpd(struct mwifiex_private *, struct sk_buff *skb); +void *mwifiex_process_uap_txpd(struct mwifiex_private *, struct sk_buff *skb); int mwifiex_sta_init_cmd(struct mwifiex_private *, u8 first_sta); int mwifiex_cmd_802_11_scan(struct host_cmd_ds_command *cmd, struct mwifiex_scan_cmd_config *scan_cfg); @@ -743,8 +920,7 @@ void mwifiex_queue_scan_cmd(struct mwifiex_private *priv, struct cmd_ctrl_node *cmd_node); int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -s32 mwifiex_ssid_cmp(struct mwifiex_802_11_ssid *ssid1, - struct mwifiex_802_11_ssid *ssid2); +s32 mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2); int mwifiex_associate(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc); int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, @@ -752,39 +928,38 @@ int mwifiex_cmd_802_11_associate(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc); int mwifiex_ret_802_11_associate(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); -void mwifiex_reset_connect_state(struct mwifiex_private *priv); +void mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason); u8 mwifiex_band_to_radio_type(u8 band); int mwifiex_deauthenticate(struct mwifiex_private *priv, u8 *mac); +void mwifiex_deauthenticate_all(struct mwifiex_adapter *adapter); int mwifiex_adhoc_start(struct mwifiex_private *priv, - struct mwifiex_802_11_ssid *adhoc_ssid); + struct cfg80211_ssid *adhoc_ssid); int mwifiex_adhoc_join(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc); int mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, - struct mwifiex_802_11_ssid *req_ssid); + struct cfg80211_ssid *req_ssid); int mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, struct mwifiex_bssdescriptor *bss_desc); int mwifiex_ret_802_11_ad_hoc(struct mwifiex_private *priv, struct host_cmd_ds_command *resp); int mwifiex_cmd_802_11_bg_scan_query(struct host_cmd_ds_command *cmd); -struct mwifiex_chan_freq_power * - mwifiex_get_cfp_by_band_and_channel_from_cfg80211( - struct mwifiex_private *priv, - u8 band, u16 channel); -struct mwifiex_chan_freq_power *mwifiex_get_cfp_by_band_and_freq_from_cfg80211( - struct mwifiex_private *priv, - u8 band, u32 freq); -u32 mwifiex_index_to_data_rate(u8 index, u8 ht_info); +struct mwifiex_chan_freq_power *mwifiex_get_cfp(struct mwifiex_private *priv, + u8 band, u16 channel, u32 freq); +u32 mwifiex_index_to_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info); +u32 mwifiex_index_to_acs_data_rate(struct mwifiex_private *priv, + u8 index, u8 ht_info); u32 mwifiex_find_freq_from_band_chan(u8, u8); int mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv, u16 vsie_mask, u8 **buffer); u32 mwifiex_get_active_data_rates(struct mwifiex_private *priv, u8 *rates); u32 mwifiex_get_supported_rates(struct mwifiex_private *priv, u8 *rates); -u8 mwifiex_data_rate_to_index(u32 rate); +u32 mwifiex_get_rates_from_cfg80211(struct mwifiex_private *priv, + u8 *rates, u8 radio_type); u8 mwifiex_is_rate_auto(struct mwifiex_private *priv); -int mwifiex_get_rate_index(u16 *rateBitmap, int size); extern u16 region_code_index[MWIFIEX_MAX_REGION_CODE]; void mwifiex_save_curr_bcn(struct mwifiex_private *priv); void mwifiex_free_curr_bcn(struct mwifiex_private *priv); @@ -795,6 +970,32 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv, int is_command_pending(struct mwifiex_adapter *adapter); void mwifiex_init_priv_params(struct mwifiex_private *priv, struct net_device *dev); +int mwifiex_set_secure_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_config, + struct cfg80211_ap_settings *params); +void mwifiex_set_ht_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params); +void mwifiex_set_vht_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params); +void mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params); +void mwifiex_set_vht_width(struct mwifiex_private *priv, + enum nl80211_chan_width width, + bool ap_11ac_disable); +void +mwifiex_set_wmm_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params); +void mwifiex_set_ba_params(struct mwifiex_private *priv); +void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv); +int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + void *data_buf); +int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv); +int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv, + void *buf); /* * This function checks if the queuing is RA based or not. @@ -842,8 +1043,8 @@ mwifiex_get_priv_by_id(struct mwifiex_adapter *adapter, for (i = 0; i < adapter->priv_num; i++) { if (adapter->priv[i]) { - if ((adapter->priv[i]->bss_num == bss_num) - && (adapter->priv[i]->bss_type == bss_type)) + if ((adapter->priv[i]->bss_num == bss_num) && + (adapter->priv[i]->bss_type == bss_type)) break; } } @@ -880,8 +1081,32 @@ mwifiex_netdev_get_priv(struct net_device *dev) return (struct mwifiex_private *) (*(unsigned long *) netdev_priv(dev)); } -struct mwifiex_private *mwifiex_bss_index_to_priv(struct mwifiex_adapter - *adapter, u8 bss_index); +/* + * This function checks if a skb holds a management frame. + */ +static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb) +{ + return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT); +} + +/* This function retrieves channel closed for operation by Channel + * Switch Announcement. + */ +static inline u8 +mwifiex_11h_get_csa_closed_channel(struct mwifiex_private *priv) +{ + if (!priv->csa_chan) + return 0; + + /* Clear csa channel, if DFS channel move time has passed */ + if (time_after(jiffies, priv->csa_expire_time)) { + priv->csa_chan = 0; + priv->csa_expire_time = 0; + } + + return priv->csa_chan; +} + int mwifiex_init_shutdown_fw(struct mwifiex_private *priv, u32 func_init_shutdown); int mwifiex_add_card(void *, struct semaphore *, struct mwifiex_if_ops *, u8); @@ -893,32 +1118,34 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, struct mwifiex_multicast_list *mcast_list); int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, struct net_device *dev); -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter); +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_queued); int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, - struct mwifiex_802_11_ssid *req_ssid); + struct cfg80211_ssid *req_ssid); int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type); int mwifiex_enable_hs(struct mwifiex_adapter *adapter); int mwifiex_disable_auto_ds(struct mwifiex_private *priv); -int mwifiex_get_signal_info(struct mwifiex_private *priv, - struct mwifiex_ds_get_signal *signal); -int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, - struct mwifiex_rate_cfg *rate); +int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate); int mwifiex_request_scan(struct mwifiex_private *priv, - struct mwifiex_802_11_ssid *req_ssid); -int mwifiex_set_user_scan_ioctl(struct mwifiex_private *priv, - struct mwifiex_user_scan_cfg *scan_req); -int mwifiex_change_adhoc_chan(struct mwifiex_private *priv, int channel); + struct cfg80211_ssid *req_ssid); +int mwifiex_scan_networks(struct mwifiex_private *priv, + const struct mwifiex_user_scan_cfg *user_scan_in); int mwifiex_set_radio(struct mwifiex_private *priv, u8 option); -int mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, int channel); +int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, + const u8 *key, int key_len, u8 key_index, + const u8 *mac_addr, int disable); -int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key, - int key_len, u8 key_index, int disable); - -int mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len); +int mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len); int mwifiex_get_ver_ext(struct mwifiex_private *priv); +int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, + struct ieee80211_channel *chan, + unsigned int duration); + +int mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role); + int mwifiex_get_stats_info(struct mwifiex_private *priv, struct mwifiex_ds_get_stats *log); @@ -949,28 +1176,72 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, int mwifiex_main_process(struct mwifiex_adapter *); -int mwifiex_bss_set_channel(struct mwifiex_private *, - struct mwifiex_chan_freq_power *cfp); -int mwifiex_set_radio_band_cfg(struct mwifiex_private *, - struct mwifiex_ds_band_cfg *); +int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb); + int mwifiex_get_bss_info(struct mwifiex_private *, struct mwifiex_bss_info *); int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, - u8 *bssid, s32 rssi, u8 *ie_buf, - size_t ie_len, u16 beacon_period, - u16 cap_info_bitmap, u8 band, + struct cfg80211_bss *bss, struct mwifiex_bssdescriptor *bss_desc); int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, - struct mwifiex_bssdescriptor *bss_entry, - u8 *ie_buf, u32 ie_len); + struct mwifiex_bssdescriptor *bss_entry); int mwifiex_check_network_compatibility(struct mwifiex_private *priv, struct mwifiex_bssdescriptor *bss_desc); -struct net_device *mwifiex_add_virtual_intf(struct wiphy *wiphy, - char *name, enum nl80211_iftype type, - u32 *flags, struct vif_params *params); -int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev); +u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type); + +struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, + const char *name, + enum nl80211_iftype type, + u32 *flags, + struct vif_params *params); +int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev); +void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config); + +int mwifiex_add_wowlan_magic_pkt_filter(struct mwifiex_adapter *adapter); + +int mwifiex_set_mgmt_ies(struct mwifiex_private *priv, + struct cfg80211_beacon_data *data); +int mwifiex_del_mgmt_ies(struct mwifiex_private *priv); +u8 *mwifiex_11d_code_2_region(u8 code); +void mwifiex_uap_del_sta_data(struct mwifiex_private *priv, + struct mwifiex_sta_node *node); + +void mwifiex_11h_process_join(struct mwifiex_private *priv, u8 **buffer, + struct mwifiex_bssdescriptor *bss_desc); +int mwifiex_11h_handle_event_chanswann(struct mwifiex_private *priv); +int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv, + struct device_node *node, const char *prefix); +void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv); + +extern const struct ethtool_ops mwifiex_ethtool_ops; + +void mwifiex_del_all_sta_list(struct mwifiex_private *priv); +void mwifiex_del_sta_entry(struct mwifiex_private *priv, const u8 *mac); +void +mwifiex_set_sta_ht_cap(struct mwifiex_private *priv, const u8 *ies, + int ies_len, struct mwifiex_sta_node *node); +struct mwifiex_sta_node * +mwifiex_add_sta_entry(struct mwifiex_private *priv, const u8 *mac); +struct mwifiex_sta_node * +mwifiex_get_sta_entry(struct mwifiex_private *priv, const u8 *mac); +int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, const u8 *extra_ies, + size_t extra_ies_len); +int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, const u8 *extra_ies, + size_t extra_ies_len); +void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, + u8 *buf, int len); +int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action); +int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac); +void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv); +bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv); +u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band, + u32 pri_chan, u8 chan_bw); #ifdef CONFIG_DEBUG_FS void mwifiex_debugfs_init(void); diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index d34acf082d3..2cc9b6fca49 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -36,20 +36,32 @@ static u8 user_rmmod; static struct mwifiex_if_ops pcie_ops; static struct semaphore add_remove_card_sem; -static int mwifiex_pcie_enable_host_int(struct mwifiex_adapter *adapter); -static int mwifiex_pcie_resume(struct pci_dev *pdev); -/* - * This function is called after skb allocation to update - * "skb->cb" with physical address of data pointer. - */ -static phys_addr_t *mwifiex_update_sk_buff_pa(struct sk_buff *skb) +static int +mwifiex_map_pci_memory(struct mwifiex_adapter *adapter, struct sk_buff *skb, + size_t size, int flags) { - phys_addr_t *buf_pa = MWIFIEX_SKB_PACB(skb); + struct pcie_service_card *card = adapter->card; + struct mwifiex_dma_mapping mapping; - *buf_pa = (phys_addr_t)virt_to_phys(skb->data); + mapping.addr = pci_map_single(card->dev, skb->data, size, flags); + if (pci_dma_mapping_error(card->dev, mapping.addr)) { + dev_err(adapter->dev, "failed to map pci memory!\n"); + return -1; + } + mapping.len = size; + mwifiex_store_mapping(skb, &mapping); + return 0; +} - return buf_pa; +static void mwifiex_unmap_pci_memory(struct mwifiex_adapter *adapter, + struct sk_buff *skb, int flags) +{ + struct pcie_service_card *card = adapter->card; + struct mwifiex_dma_mapping mapping; + + mwifiex_get_mapping(skb, &mapping); + pci_unmap_single(card->dev, mapping.addr, mapping.len, flags); } /* @@ -59,9 +71,13 @@ static bool mwifiex_pcie_ok_to_access_hw(struct mwifiex_adapter *adapter) { u32 *cookie_addr; struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; - if (card->sleep_cookie) { - cookie_addr = (u32 *)card->sleep_cookie->data; + if (!reg->sleep_cookie) + return true; + + if (card->sleep_cookie_vbase) { + cookie_addr = (u32 *)card->sleep_cookie_vbase; dev_dbg(adapter->dev, "info: ACCESS_HW: sleep cookie=0x%x\n", *cookie_addr); if (*cookie_addr == FW_AWAKE_COOKIE) @@ -71,79 +87,7 @@ static bool mwifiex_pcie_ok_to_access_hw(struct mwifiex_adapter *adapter) return false; } -/* - * This function probes an mwifiex device and registers it. It allocates - * the card structure, enables PCIE function number and initiates the - * device registration and initialization procedure by adding a logical - * interface. - */ -static int mwifiex_pcie_probe(struct pci_dev *pdev, - const struct pci_device_id *ent) -{ - struct pcie_service_card *card; - - pr_debug("info: vendor=0x%4.04X device=0x%4.04X rev=%d\n", - pdev->vendor, pdev->device, pdev->revision); - - card = kzalloc(sizeof(struct pcie_service_card), GFP_KERNEL); - if (!card) { - pr_err("%s: failed to alloc memory\n", __func__); - return -ENOMEM; - } - - card->dev = pdev; - - if (mwifiex_add_card(card, &add_remove_card_sem, &pcie_ops, - MWIFIEX_PCIE)) { - pr_err("%s failed\n", __func__); - kfree(card); - return -1; - } - - return 0; -} - -/* - * This function removes the interface and frees up the card structure. - */ -static void mwifiex_pcie_remove(struct pci_dev *pdev) -{ - struct pcie_service_card *card; - struct mwifiex_adapter *adapter; - int i; - - card = pci_get_drvdata(pdev); - if (!card) - return; - - adapter = card->adapter; - if (!adapter || !adapter->priv_num) - return; - - if (user_rmmod) { -#ifdef CONFIG_PM - if (adapter->is_suspended) - mwifiex_pcie_resume(pdev); -#endif - - for (i = 0; i < adapter->priv_num; i++) - if ((GET_BSS_ROLE(adapter->priv[i]) == - MWIFIEX_BSS_ROLE_STA) && - adapter->priv[i]->media_connected) - mwifiex_deauthenticate(adapter->priv[i], NULL); - - mwifiex_disable_auto_ds(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY)); - - mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), - MWIFIEX_FUNC_SHUTDOWN); - } - - mwifiex_remove_card(card->adapter, &add_remove_card_sem); - kfree(card); -} - +#ifdef CONFIG_PM_SLEEP /* * Kernel needs to suspend all functions separately. Therefore all * registered functions must have drivers with suspend and resume @@ -152,15 +96,16 @@ static void mwifiex_pcie_remove(struct pci_dev *pdev) * If already not suspended, this function allocates and sends a host * sleep activate request to the firmware and turns off the traffic. */ -static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state) +static int mwifiex_pcie_suspend(struct device *dev) { struct mwifiex_adapter *adapter; struct pcie_service_card *card; - int hs_actived, i; + int hs_actived; + struct pci_dev *pdev = to_pci_dev(dev); if (pdev) { - card = (struct pcie_service_card *) pci_get_drvdata(pdev); - if (!card || card->adapter) { + card = pci_get_drvdata(pdev); + if (!card || !card->adapter) { pr_err("Card or adapter structure is not valid\n"); return 0; } @@ -175,9 +120,7 @@ static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state) /* Indicate device suspended */ adapter->is_suspended = true; - - for (i = 0; i < adapter->priv_num; i++) - netif_carrier_off(adapter->priv[i]->netdev); + adapter->hs_enabling = false; return 0; } @@ -190,14 +133,14 @@ static int mwifiex_pcie_suspend(struct pci_dev *pdev, pm_message_t state) * If already not resumed, this function turns on the traffic and * sends a host sleep cancel request to the firmware. */ -static int mwifiex_pcie_resume(struct pci_dev *pdev) +static int mwifiex_pcie_resume(struct device *dev) { struct mwifiex_adapter *adapter; struct pcie_service_card *card; - int i; + struct pci_dev *pdev = to_pci_dev(dev); if (pdev) { - card = (struct pcie_service_card *) pci_get_drvdata(pdev); + card = pci_get_drvdata(pdev); if (!card || !card->adapter) { pr_err("Card or adapter structure is not valid\n"); return 0; @@ -216,40 +159,128 @@ static int mwifiex_pcie_resume(struct pci_dev *pdev) adapter->is_suspended = false; - for (i = 0; i < adapter->priv_num; i++) - if (adapter->priv[i]->media_connected) - netif_carrier_on(adapter->priv[i]->netdev); - mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), - MWIFIEX_ASYNC_CMD); + MWIFIEX_ASYNC_CMD); return 0; } +#endif + +/* + * This function probes an mwifiex device and registers it. It allocates + * the card structure, enables PCIE function number and initiates the + * device registration and initialization procedure by adding a logical + * interface. + */ +static int mwifiex_pcie_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct pcie_service_card *card; + + pr_debug("info: vendor=0x%4.04X device=0x%4.04X rev=%d\n", + pdev->vendor, pdev->device, pdev->revision); + + card = kzalloc(sizeof(struct pcie_service_card), GFP_KERNEL); + if (!card) + return -ENOMEM; + + card->dev = pdev; + + if (ent->driver_data) { + struct mwifiex_pcie_device *data = (void *)ent->driver_data; + card->pcie.firmware = data->firmware; + card->pcie.reg = data->reg; + card->pcie.blksz_fw_dl = data->blksz_fw_dl; + card->pcie.tx_buf_size = data->tx_buf_size; + } + + if (mwifiex_add_card(card, &add_remove_card_sem, &pcie_ops, + MWIFIEX_PCIE)) { + pr_err("%s failed\n", __func__); + kfree(card); + return -1; + } + + return 0; +} + +/* + * This function removes the interface and frees up the card structure. + */ +static void mwifiex_pcie_remove(struct pci_dev *pdev) +{ + struct pcie_service_card *card; + struct mwifiex_adapter *adapter; + struct mwifiex_private *priv; + + card = pci_get_drvdata(pdev); + if (!card) + return; + + adapter = card->adapter; + if (!adapter || !adapter->priv_num) + return; + + if (user_rmmod) { +#ifdef CONFIG_PM_SLEEP + if (adapter->is_suspended) + mwifiex_pcie_resume(&pdev->dev); +#endif + + mwifiex_deauthenticate_all(adapter); + + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + + mwifiex_disable_auto_ds(priv); + + mwifiex_init_shutdown_fw(priv, MWIFIEX_FUNC_SHUTDOWN); + } + + mwifiex_remove_card(card->adapter, &add_remove_card_sem); +} -#define PCIE_VENDOR_ID_MARVELL (0x11ab) -#define PCIE_DEVICE_ID_MARVELL_88W8766P (0x2b30) +static void mwifiex_pcie_shutdown(struct pci_dev *pdev) +{ + user_rmmod = 1; + mwifiex_pcie_remove(pdev); + + return; +} static DEFINE_PCI_DEVICE_TABLE(mwifiex_ids) = { { PCIE_VENDOR_ID_MARVELL, PCIE_DEVICE_ID_MARVELL_88W8766P, PCI_ANY_ID, PCI_ANY_ID, 0, 0, + .driver_data = (unsigned long) &mwifiex_pcie8766, + }, + { + PCIE_VENDOR_ID_MARVELL, PCIE_DEVICE_ID_MARVELL_88W8897, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + .driver_data = (unsigned long) &mwifiex_pcie8897, }, {}, }; MODULE_DEVICE_TABLE(pci, mwifiex_ids); +#ifdef CONFIG_PM_SLEEP +/* Power Management Hooks */ +static SIMPLE_DEV_PM_OPS(mwifiex_pcie_pm_ops, mwifiex_pcie_suspend, + mwifiex_pcie_resume); +#endif + /* PCI Device Driver */ static struct pci_driver __refdata mwifiex_pcie = { .name = "mwifiex_pcie", .id_table = mwifiex_ids, .probe = mwifiex_pcie_probe, .remove = mwifiex_pcie_remove, -#ifdef CONFIG_PM - /* Power Management Hooks */ - .suspend = mwifiex_pcie_suspend, - .resume = mwifiex_pcie_resume, +#ifdef CONFIG_PM_SLEEP + .driver = { + .pm = &mwifiex_pcie_pm_ops, + }, #endif + .shutdown = mwifiex_pcie_shutdown, }; /* @@ -277,33 +308,70 @@ static int mwifiex_read_reg(struct mwifiex_adapter *adapter, int reg, u32 *data) } /* - * This function wakes up the card. - * - * A host power up command is written to the card configuration - * register to wake up the card. + * This function adds delay loop to ensure FW is awake before proceeding. */ -static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) +static void mwifiex_pcie_dev_wakeup_delay(struct mwifiex_adapter *adapter) { int i = 0; while (mwifiex_pcie_ok_to_access_hw(adapter)) { i++; - udelay(10); + usleep_range(10, 20); /* 50ms max wait */ - if (i == 50000) + if (i == 5000) + break; + } + + return; +} + +static void mwifiex_delay_for_sleep_cookie(struct mwifiex_adapter *adapter, + u32 max_delay_loop_cnt) +{ + struct pcie_service_card *card = adapter->card; + u8 *buffer; + u32 sleep_cookie, count; + + for (count = 0; count < max_delay_loop_cnt; count++) { + buffer = card->cmdrsp_buf->data - INTF_HEADER_LEN; + sleep_cookie = *(u32 *)buffer; + + if (sleep_cookie == MWIFIEX_DEF_SLEEP_COOKIE) { + dev_dbg(adapter->dev, + "sleep cookie found at count %d\n", count); break; + } + usleep_range(20, 30); } + if (count >= max_delay_loop_cnt) + dev_dbg(adapter->dev, + "max count reached while accessing sleep cookie\n"); +} + +/* This function wakes up the card by reading fw_status register. */ +static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) +{ + u32 fw_status; + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + dev_dbg(adapter->dev, "event: Wakeup device...\n"); - /* Enable interrupts or any chip access will wakeup device */ - if (mwifiex_write_reg(adapter, PCIE_HOST_INT_MASK, HOST_INTR_MASK)) { - dev_warn(adapter->dev, "Enable host interrupt failed\n"); + if (reg->sleep_cookie) + mwifiex_pcie_dev_wakeup_delay(adapter); + + /* Reading fw_status register will wakeup device */ + if (mwifiex_read_reg(adapter, reg->fw_status, &fw_status)) { + dev_warn(adapter->dev, "Reading fw_status register failed\n"); return -1; } - dev_dbg(adapter->dev, "PCIE wakeup: Setting PS_STATE_AWAKE\n"); - adapter->ps_state = PS_STATE_AWAKE; + if (reg->sleep_cookie) { + mwifiex_pcie_dev_wakeup_delay(adapter); + dev_dbg(adapter->dev, "PCIE wakeup: Setting PS_STATE_AWAKE\n"); + adapter->ps_state = PS_STATE_AWAKE; + } return 0; } @@ -360,93 +428,303 @@ static int mwifiex_pcie_enable_host_int(struct mwifiex_adapter *adapter) } /* - * This function creates buffer descriptor ring for TX + * This function initializes TX buffer ring descriptors */ -static int mwifiex_pcie_create_txbd_ring(struct mwifiex_adapter *adapter) +static int mwifiex_init_txq_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; + int i; + + for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { + card->tx_buf_list[i] = NULL; + if (reg->pfu_enabled) { + card->txbd_ring[i] = (void *)card->txbd_ring_vbase + + (sizeof(*desc2) * i); + desc2 = card->txbd_ring[i]; + memset(desc2, 0, sizeof(*desc2)); + } else { + card->txbd_ring[i] = (void *)card->txbd_ring_vbase + + (sizeof(*desc) * i); + desc = card->txbd_ring[i]; + memset(desc, 0, sizeof(*desc)); + } + } + + return 0; +} + +/* This function initializes RX buffer ring descriptors. Each SKB is allocated + * here and after mapping PCI memory, its physical address is assigned to + * PCIE Rx buffer descriptor's physical address. + */ +static int mwifiex_init_rxq_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; struct sk_buff *skb; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; + dma_addr_t buf_pa; int i; - phys_addr_t *buf_pa; - /* - * driver maintaines the write pointer and firmware maintaines the read - * pointer. The write pointer starts at 0 (zero) while the read pointer - * starts at zero with rollover bit set - */ - card->txbd_wrptr = 0; - card->txbd_rdptr |= MWIFIEX_BD_FLAG_ROLLOVER_IND; + for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { + /* Allocate skb here so that firmware can DMA data from it */ + skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); + if (!skb) { + dev_err(adapter->dev, + "Unable to allocate skb for RX ring.\n"); + kfree(card->rxbd_ring_vbase); + return -ENOMEM; + } - /* allocate shared memory for the BD ring and divide the same in to - several descriptors */ - card->txbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * - MWIFIEX_MAX_TXRX_BD; - dev_dbg(adapter->dev, "info: txbd_ring: Allocating %d bytes\n", - card->txbd_ring_size); - card->txbd_ring_vbase = kzalloc(card->txbd_ring_size, GFP_KERNEL); - if (!card->txbd_ring_vbase) { - dev_err(adapter->dev, "Unable to allocate buffer for txbd ring.\n"); - kfree(card->txbd_ring_vbase); - return -1; + if (mwifiex_map_pci_memory(adapter, skb, + MWIFIEX_RX_DATA_BUF_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; + + buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); + + dev_dbg(adapter->dev, + "info: RX ring: skb=%p len=%d data=%p buf_pa=%#x:%x\n", + skb, skb->len, skb->data, (u32)buf_pa, + (u32)((u64)buf_pa >> 32)); + + card->rx_buf_list[i] = skb; + if (reg->pfu_enabled) { + card->rxbd_ring[i] = (void *)card->rxbd_ring_vbase + + (sizeof(*desc2) * i); + desc2 = card->rxbd_ring[i]; + desc2->paddr = buf_pa; + desc2->len = (u16)skb->len; + desc2->frag_len = (u16)skb->len; + desc2->flags = reg->ring_flag_eop | reg->ring_flag_sop; + desc2->offset = 0; + } else { + card->rxbd_ring[i] = (void *)(card->rxbd_ring_vbase + + (sizeof(*desc) * i)); + desc = card->rxbd_ring[i]; + desc->paddr = buf_pa; + desc->len = (u16)skb->len; + desc->flags = 0; + } } - card->txbd_ring_pbase = virt_to_phys(card->txbd_ring_vbase); - dev_dbg(adapter->dev, "info: txbd_ring - base: %p, pbase: %#x:%x," - "len: %x\n", card->txbd_ring_vbase, - (u32)card->txbd_ring_pbase, - (u32)((u64)card->txbd_ring_pbase >> 32), - card->txbd_ring_size); + return 0; +} - for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { - card->txbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->txbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); +/* This function initializes event buffer ring descriptors. Each SKB is + * allocated here and after mapping PCI memory, its physical address is assigned + * to PCIE Rx buffer descriptor's physical address + */ +static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + struct mwifiex_evt_buf_desc *desc; + struct sk_buff *skb; + dma_addr_t buf_pa; + int i; - /* Allocate buffer here so that firmware can DMA data from it */ - skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); + for (i = 0; i < MWIFIEX_MAX_EVT_BD; i++) { + /* Allocate skb here so that firmware can DMA data from it */ + skb = dev_alloc_skb(MAX_EVENT_SIZE); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for TX ring.\n"); - kfree(card->txbd_ring_vbase); + dev_err(adapter->dev, + "Unable to allocate skb for EVENT buf.\n"); + kfree(card->evtbd_ring_vbase); return -ENOMEM; } - buf_pa = mwifiex_update_sk_buff_pa(skb); + skb_put(skb, MAX_EVENT_SIZE); + + if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; - skb_put(skb, MWIFIEX_RX_DATA_BUF_SIZE); - dev_dbg(adapter->dev, "info: TX ring: add new skb base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)(((u64)*buf_pa >> 32)), - skb->len); + buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); - card->tx_buf_list[i] = skb; - card->txbd_ring[i]->paddr = *buf_pa; - card->txbd_ring[i]->len = (u16)skb->len; - card->txbd_ring[i]->flags = 0; + dev_dbg(adapter->dev, + "info: EVT ring: skb=%p len=%d data=%p buf_pa=%#x:%x\n", + skb, skb->len, skb->data, (u32)buf_pa, + (u32)((u64)buf_pa >> 32)); + + card->evt_buf_list[i] = skb; + card->evtbd_ring[i] = (void *)(card->evtbd_ring_vbase + + (sizeof(*desc) * i)); + desc = card->evtbd_ring[i]; + desc->paddr = buf_pa; + desc->len = (u16)skb->len; + desc->flags = 0; } return 0; } -static int mwifiex_pcie_delete_txbd_ring(struct mwifiex_adapter *adapter) +/* This function cleans up TX buffer rings. If any of the buffer list has valid + * SKB address, associated SKB is freed. + */ +static void mwifiex_cleanup_txq_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + struct sk_buff *skb; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; int i; for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { - if (card->tx_buf_list[i]) - dev_kfree_skb_any(card->tx_buf_list[i]); + if (reg->pfu_enabled) { + desc2 = card->txbd_ring[i]; + if (card->tx_buf_list[i]) { + skb = card->tx_buf_list[i]; + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_TODEVICE); + dev_kfree_skb_any(skb); + } + memset(desc2, 0, sizeof(*desc2)); + } else { + desc = card->txbd_ring[i]; + if (card->tx_buf_list[i]) { + skb = card->tx_buf_list[i]; + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_TODEVICE); + dev_kfree_skb_any(skb); + } + memset(desc, 0, sizeof(*desc)); + } card->tx_buf_list[i] = NULL; - card->txbd_ring[i]->paddr = 0; - card->txbd_ring[i]->len = 0; - card->txbd_ring[i]->flags = 0; - card->txbd_ring[i] = NULL; } - kfree(card->txbd_ring_vbase); + return; +} + +/* This function cleans up RX buffer rings. If any of the buffer list has valid + * SKB address, associated SKB is freed. + */ +static void mwifiex_cleanup_rxq_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; + struct sk_buff *skb; + int i; + + for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { + if (reg->pfu_enabled) { + desc2 = card->rxbd_ring[i]; + if (card->rx_buf_list[i]) { + skb = card->rx_buf_list[i]; + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_FROMDEVICE); + dev_kfree_skb_any(skb); + } + memset(desc2, 0, sizeof(*desc2)); + } else { + desc = card->rxbd_ring[i]; + if (card->rx_buf_list[i]) { + skb = card->rx_buf_list[i]; + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_FROMDEVICE); + dev_kfree_skb_any(skb); + } + memset(desc, 0, sizeof(*desc)); + } + card->rx_buf_list[i] = NULL; + } + + return; +} + +/* This function cleans up event buffer rings. If any of the buffer list has + * valid SKB address, associated SKB is freed. + */ +static void mwifiex_cleanup_evt_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + struct mwifiex_evt_buf_desc *desc; + struct sk_buff *skb; + int i; + + for (i = 0; i < MWIFIEX_MAX_EVT_BD; i++) { + desc = card->evtbd_ring[i]; + if (card->evt_buf_list[i]) { + skb = card->evt_buf_list[i]; + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_FROMDEVICE); + dev_kfree_skb_any(skb); + } + card->evt_buf_list[i] = NULL; + memset(desc, 0, sizeof(*desc)); + } + + return; +} + +/* This function creates buffer descriptor ring for TX + */ +static int mwifiex_pcie_create_txbd_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + /* + * driver maintaines the write pointer and firmware maintaines the read + * pointer. The write pointer starts at 0 (zero) while the read pointer + * starts at zero with rollover bit set + */ + card->txbd_wrptr = 0; + + if (reg->pfu_enabled) + card->txbd_rdptr = 0; + else + card->txbd_rdptr |= reg->tx_rollover_ind; + + /* allocate shared memory for the BD ring and divide the same in to + several descriptors */ + if (reg->pfu_enabled) + card->txbd_ring_size = sizeof(struct mwifiex_pfu_buf_desc) * + MWIFIEX_MAX_TXRX_BD; + else + card->txbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * + MWIFIEX_MAX_TXRX_BD; + + dev_dbg(adapter->dev, "info: txbd_ring: Allocating %d bytes\n", + card->txbd_ring_size); + card->txbd_ring_vbase = pci_alloc_consistent(card->dev, + card->txbd_ring_size, + &card->txbd_ring_pbase); + if (!card->txbd_ring_vbase) { + dev_err(adapter->dev, + "allocate consistent memory (%d bytes) failed!\n", + card->txbd_ring_size); + return -ENOMEM; + } + dev_dbg(adapter->dev, + "info: txbd_ring - base: %p, pbase: %#x:%x, len: %x\n", + card->txbd_ring_vbase, (unsigned int)card->txbd_ring_pbase, + (u32)((u64)card->txbd_ring_pbase >> 32), card->txbd_ring_size); + + return mwifiex_init_txq_ring(adapter); +} + +static int mwifiex_pcie_delete_txbd_ring(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + mwifiex_cleanup_txq_ring(adapter); + + if (card->txbd_ring_vbase) + pci_free_consistent(card->dev, card->txbd_ring_size, + card->txbd_ring_vbase, + card->txbd_ring_pbase); card->txbd_ring_size = 0; card->txbd_wrptr = 0; - card->txbd_rdptr = 0 | MWIFIEX_BD_FLAG_ROLLOVER_IND; + card->txbd_rdptr = 0 | reg->tx_rollover_ind; card->txbd_ring_vbase = NULL; + card->txbd_ring_pbase = 0; return 0; } @@ -457,9 +735,7 @@ static int mwifiex_pcie_delete_txbd_ring(struct mwifiex_adapter *adapter) static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - struct sk_buff *skb; - int i; - phys_addr_t *buf_pa; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; /* * driver maintaines the read pointer and firmware maintaines the write @@ -467,54 +743,34 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) * starts at zero with rollover bit set */ card->rxbd_wrptr = 0; - card->rxbd_rdptr |= MWIFIEX_BD_FLAG_ROLLOVER_IND; + card->rxbd_rdptr = reg->rx_rollover_ind; + + if (reg->pfu_enabled) + card->rxbd_ring_size = sizeof(struct mwifiex_pfu_buf_desc) * + MWIFIEX_MAX_TXRX_BD; + else + card->rxbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * + MWIFIEX_MAX_TXRX_BD; - card->rxbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * - MWIFIEX_MAX_TXRX_BD; dev_dbg(adapter->dev, "info: rxbd_ring: Allocating %d bytes\n", - card->rxbd_ring_size); - card->rxbd_ring_vbase = kzalloc(card->rxbd_ring_size, GFP_KERNEL); + card->rxbd_ring_size); + card->rxbd_ring_vbase = pci_alloc_consistent(card->dev, + card->rxbd_ring_size, + &card->rxbd_ring_pbase); if (!card->rxbd_ring_vbase) { - dev_err(adapter->dev, "Unable to allocate buffer for " - "rxbd_ring.\n"); - return -1; - } - card->rxbd_ring_pbase = virt_to_phys(card->rxbd_ring_vbase); - - dev_dbg(adapter->dev, "info: rxbd_ring - base: %p, pbase: %#x:%x," - "len: %#x\n", card->rxbd_ring_vbase, - (u32)card->rxbd_ring_pbase, - (u32)((u64)card->rxbd_ring_pbase >> 32), + dev_err(adapter->dev, + "allocate consistent memory (%d bytes) failed!\n", card->rxbd_ring_size); - - for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { - card->rxbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->rxbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); - - /* Allocate skb here so that firmware can DMA data from it */ - skb = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); - if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for RX ring.\n"); - kfree(card->rxbd_ring_vbase); - return -ENOMEM; - } - buf_pa = mwifiex_update_sk_buff_pa(skb); - skb_put(skb, MWIFIEX_RX_DATA_BUF_SIZE); - - dev_dbg(adapter->dev, "info: RX ring: add new skb base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), - skb->len); - - card->rx_buf_list[i] = skb; - card->rxbd_ring[i]->paddr = *buf_pa; - card->rxbd_ring[i]->len = (u16)skb->len; - card->rxbd_ring[i]->flags = 0; + return -ENOMEM; } - return 0; + dev_dbg(adapter->dev, + "info: rxbd_ring - base: %p, pbase: %#x:%x, len: %#x\n", + card->rxbd_ring_vbase, (u32)card->rxbd_ring_pbase, + (u32)((u64)card->rxbd_ring_pbase >> 32), + card->rxbd_ring_size); + + return mwifiex_init_rxq_ring(adapter); } /* @@ -523,23 +779,19 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) static int mwifiex_pcie_delete_rxbd_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - int i; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; - for (i = 0; i < MWIFIEX_MAX_TXRX_BD; i++) { - if (card->rx_buf_list[i]) - dev_kfree_skb_any(card->rx_buf_list[i]); - card->rx_buf_list[i] = NULL; - card->rxbd_ring[i]->paddr = 0; - card->rxbd_ring[i]->len = 0; - card->rxbd_ring[i]->flags = 0; - card->rxbd_ring[i] = NULL; - } + mwifiex_cleanup_rxq_ring(adapter); - kfree(card->rxbd_ring_vbase); + if (card->rxbd_ring_vbase) + pci_free_consistent(card->dev, card->rxbd_ring_size, + card->rxbd_ring_vbase, + card->rxbd_ring_pbase); card->rxbd_ring_size = 0; card->rxbd_wrptr = 0; - card->rxbd_rdptr = 0 | MWIFIEX_BD_FLAG_ROLLOVER_IND; + card->rxbd_rdptr = 0 | reg->rx_rollover_ind; card->rxbd_ring_vbase = NULL; + card->rxbd_ring_pbase = 0; return 0; } @@ -550,9 +802,7 @@ static int mwifiex_pcie_delete_rxbd_ring(struct mwifiex_adapter *adapter) static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - struct sk_buff *skb; - int i; - phys_addr_t *buf_pa; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; /* * driver maintaines the read pointer and firmware maintaines the write @@ -560,54 +810,30 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) * starts at zero with rollover bit set */ card->evtbd_wrptr = 0; - card->evtbd_rdptr |= MWIFIEX_BD_FLAG_ROLLOVER_IND; + card->evtbd_rdptr = reg->evt_rollover_ind; - card->evtbd_ring_size = sizeof(struct mwifiex_pcie_buf_desc) * + card->evtbd_ring_size = sizeof(struct mwifiex_evt_buf_desc) * MWIFIEX_MAX_EVT_BD; + dev_dbg(adapter->dev, "info: evtbd_ring: Allocating %d bytes\n", - card->evtbd_ring_size); - card->evtbd_ring_vbase = kzalloc(card->evtbd_ring_size, GFP_KERNEL); + card->evtbd_ring_size); + card->evtbd_ring_vbase = pci_alloc_consistent(card->dev, + card->evtbd_ring_size, + &card->evtbd_ring_pbase); if (!card->evtbd_ring_vbase) { - dev_err(adapter->dev, "Unable to allocate buffer. " - "Terminating download\n"); - return -1; + dev_err(adapter->dev, + "allocate consistent memory (%d bytes) failed!\n", + card->evtbd_ring_size); + return -ENOMEM; } - card->evtbd_ring_pbase = virt_to_phys(card->evtbd_ring_vbase); - - dev_dbg(adapter->dev, "info: CMDRSP/EVT bd_ring - base: %p, " - "pbase: %#x:%x, len: %#x\n", card->evtbd_ring_vbase, - (u32)card->evtbd_ring_pbase, - (u32)((u64)card->evtbd_ring_pbase >> 32), - card->evtbd_ring_size); - - for (i = 0; i < MWIFIEX_MAX_EVT_BD; i++) { - card->evtbd_ring[i] = (struct mwifiex_pcie_buf_desc *) - (card->evtbd_ring_vbase + - (sizeof(struct mwifiex_pcie_buf_desc) * i)); - - /* Allocate skb here so that firmware can DMA data from it */ - skb = dev_alloc_skb(MAX_EVENT_SIZE); - if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for EVENT buf.\n"); - kfree(card->evtbd_ring_vbase); - return -ENOMEM; - } - buf_pa = mwifiex_update_sk_buff_pa(skb); - skb_put(skb, MAX_EVENT_SIZE); - - dev_dbg(adapter->dev, "info: Evt ring: add new skb. base: %p, " - "buf_base: %p, buf_pbase: %#x:%x, " - "buf_len: %#x\n", skb, skb->data, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32), - skb->len); - card->evt_buf_list[i] = skb; - card->evtbd_ring[i]->paddr = *buf_pa; - card->evtbd_ring[i]->len = (u16)skb->len; - card->evtbd_ring[i]->flags = 0; - } + dev_dbg(adapter->dev, + "info: CMDRSP/EVT bd_ring - base: %p pbase: %#x:%x len: %#x\n", + card->evtbd_ring_vbase, (u32)card->evtbd_ring_pbase, + (u32)((u64)card->evtbd_ring_pbase >> 32), + card->evtbd_ring_size); - return 0; + return mwifiex_pcie_init_evt_ring(adapter); } /* @@ -616,23 +842,19 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) static int mwifiex_pcie_delete_evtbd_ring(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - int i; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; - for (i = 0; i < MWIFIEX_MAX_EVT_BD; i++) { - if (card->evt_buf_list[i]) - dev_kfree_skb_any(card->evt_buf_list[i]); - card->evt_buf_list[i] = NULL; - card->evtbd_ring[i]->paddr = 0; - card->evtbd_ring[i]->len = 0; - card->evtbd_ring[i]->flags = 0; - card->evtbd_ring[i] = NULL; - } + mwifiex_cleanup_evt_ring(adapter); - kfree(card->evtbd_ring_vbase); + if (card->evtbd_ring_vbase) + pci_free_consistent(card->dev, card->evtbd_ring_size, + card->evtbd_ring_vbase, + card->evtbd_ring_pbase); card->evtbd_wrptr = 0; - card->evtbd_rdptr = 0 | MWIFIEX_BD_FLAG_ROLLOVER_IND; + card->evtbd_rdptr = 0 | reg->evt_rollover_ind; card->evtbd_ring_size = 0; card->evtbd_ring_vbase = NULL; + card->evtbd_ring_pbase = 0; return 0; } @@ -648,25 +870,16 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter) /* Allocate memory for receiving command response data */ skb = dev_alloc_skb(MWIFIEX_UPLD_SIZE); if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for command " - "response data.\n"); + dev_err(adapter->dev, + "Unable to allocate skb for command response data.\n"); return -ENOMEM; } - mwifiex_update_sk_buff_pa(skb); skb_put(skb, MWIFIEX_UPLD_SIZE); - card->cmdrsp_buf = skb; + if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; - skb = NULL; - /* Allocate memory for sending command to firmware */ - skb = dev_alloc_skb(MWIFIEX_SIZE_OF_CMD_BUFFER); - if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for command " - "data.\n"); - return -ENOMEM; - } - mwifiex_update_sk_buff_pa(skb); - skb_put(skb, MWIFIEX_SIZE_OF_CMD_BUFFER); - card->cmd_buf = skb; + card->cmdrsp_buf = skb; return 0; } @@ -683,12 +896,16 @@ static int mwifiex_pcie_delete_cmdrsp_buf(struct mwifiex_adapter *adapter) card = adapter->card; - if (card && card->cmdrsp_buf) + if (card && card->cmdrsp_buf) { + mwifiex_unmap_pci_memory(adapter, card->cmdrsp_buf, + PCI_DMA_FROMDEVICE); dev_kfree_skb_any(card->cmdrsp_buf); + } - if (card && card->cmd_buf) - dev_kfree_skb_any(card->cmd_buf); - + if (card && card->cmd_buf) { + mwifiex_unmap_pci_memory(adapter, card->cmd_buf, + PCI_DMA_TODEVICE); + } return 0; } @@ -697,27 +914,19 @@ static int mwifiex_pcie_delete_cmdrsp_buf(struct mwifiex_adapter *adapter) */ static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) { - struct sk_buff *skb; struct pcie_service_card *card = adapter->card; - /* Allocate memory for sleep cookie */ - skb = dev_alloc_skb(sizeof(u32)); - if (!skb) { - dev_err(adapter->dev, "Unable to allocate skb for sleep " - "cookie!\n"); + card->sleep_cookie_vbase = pci_alloc_consistent(card->dev, sizeof(u32), + &card->sleep_cookie_pbase); + if (!card->sleep_cookie_vbase) { + dev_err(adapter->dev, "pci_alloc_consistent failed!\n"); return -ENOMEM; } - mwifiex_update_sk_buff_pa(skb); - skb_put(skb, sizeof(u32)); - /* Init val of Sleep Cookie */ - *(u32 *)skb->data = FW_AWAKE_COOKIE; + *(u32 *)card->sleep_cookie_vbase = FW_AWAKE_COOKIE; dev_dbg(adapter->dev, "alloc_scook: sleep cookie=0x%x\n", - *((u32 *)skb->data)); - - /* Save the sleep cookie */ - card->sleep_cookie = skb; + *((u32 *)card->sleep_cookie_vbase)); return 0; } @@ -734,100 +943,259 @@ static int mwifiex_pcie_delete_sleep_cookie_buf(struct mwifiex_adapter *adapter) card = adapter->card; - if (card && card->sleep_cookie) { - dev_kfree_skb_any(card->sleep_cookie); - card->sleep_cookie = NULL; + if (card && card->sleep_cookie_vbase) { + pci_free_consistent(card->dev, sizeof(u32), + card->sleep_cookie_vbase, + card->sleep_cookie_pbase); + card->sleep_cookie_vbase = NULL; } return 0; } +/* This function flushes the TX buffer descriptor ring + * This function defined as handler is also called while cleaning TXRX + * during disconnect/ bss stop. + */ +static int mwifiex_clean_pcie_ring_buf(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + + if (!mwifiex_pcie_txbd_empty(card, card->txbd_rdptr)) { + card->txbd_flush = 1; + /* write pointer already set at last send + * send dnld-rdy intr again, wait for completion. + */ + if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, + CPU_INTR_DNLD_RDY)) { + dev_err(adapter->dev, + "failed to assert dnld-rdy interrupt.\n"); + return -1; + } + } + return 0; +} + /* - * This function sends data buffer to device + * This function unmaps and frees downloaded data buffer */ -static int -mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb) +static int mwifiex_pcie_send_data_complete(struct mwifiex_adapter *adapter) { + struct sk_buff *skb; + u32 wrdoneidx, rdptr, num_tx_buffs, unmap_count = 0; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; struct pcie_service_card *card = adapter->card; - u32 wrindx, rdptr; - phys_addr_t *buf_pa; - __le16 *tmp; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; if (!mwifiex_pcie_ok_to_access_hw(adapter)) mwifiex_pm_wakeup_card(adapter); /* Read the TX ring read pointer set by firmware */ - if (mwifiex_read_reg(adapter, REG_TXBD_RDPTR, &rdptr)) { - dev_err(adapter->dev, "SEND DATA: failed to read " - "REG_TXBD_RDPTR\n"); + if (mwifiex_read_reg(adapter, reg->tx_rdptr, &rdptr)) { + dev_err(adapter->dev, + "SEND COMP: failed to read reg->tx_rdptr\n"); return -1; } - wrindx = card->txbd_wrptr & MWIFIEX_TXBD_MASK; + dev_dbg(adapter->dev, "SEND COMP: rdptr_prev=0x%x, rdptr=0x%x\n", + card->txbd_rdptr, rdptr); - dev_dbg(adapter->dev, "info: SEND DATA: <Rd: %#x, Wr: %#x>\n", rdptr, - card->txbd_wrptr); - if (((card->txbd_wrptr & MWIFIEX_TXBD_MASK) != - (rdptr & MWIFIEX_TXBD_MASK)) || - ((card->txbd_wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) != - (rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) { - struct sk_buff *skb_data; + num_tx_buffs = MWIFIEX_MAX_TXRX_BD << reg->tx_start_ptr; + /* free from previous txbd_rdptr to current txbd_rdptr */ + while (((card->txbd_rdptr & reg->tx_mask) != + (rdptr & reg->tx_mask)) || + ((card->txbd_rdptr & reg->tx_rollover_ind) != + (rdptr & reg->tx_rollover_ind))) { + wrdoneidx = (card->txbd_rdptr & reg->tx_mask) >> + reg->tx_start_ptr; + + skb = card->tx_buf_list[wrdoneidx]; + + if (skb) { + dev_dbg(adapter->dev, + "SEND COMP: Detach skb %p at txbd_rdidx=%d\n", + skb, wrdoneidx); + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_TODEVICE); + + unmap_count++; + + if (card->txbd_flush) + mwifiex_write_data_complete(adapter, skb, 0, + -1); + else + mwifiex_write_data_complete(adapter, skb, 0, 0); + } + + card->tx_buf_list[wrdoneidx] = NULL; + + if (reg->pfu_enabled) { + desc2 = card->txbd_ring[wrdoneidx]; + memset(desc2, 0, sizeof(*desc2)); + } else { + desc = card->txbd_ring[wrdoneidx]; + memset(desc, 0, sizeof(*desc)); + } + switch (card->dev->device) { + case PCIE_DEVICE_ID_MARVELL_88W8766P: + card->txbd_rdptr++; + break; + case PCIE_DEVICE_ID_MARVELL_88W8897: + card->txbd_rdptr += reg->ring_tx_start_ptr; + break; + } + + + if ((card->txbd_rdptr & reg->tx_mask) == num_tx_buffs) + card->txbd_rdptr = ((card->txbd_rdptr & + reg->tx_rollover_ind) ^ + reg->tx_rollover_ind); + } + + if (unmap_count) + adapter->data_sent = false; + + if (card->txbd_flush) { + if (mwifiex_pcie_txbd_empty(card, card->txbd_rdptr)) + card->txbd_flush = 0; + else + mwifiex_clean_pcie_ring_buf(adapter); + } + + return 0; +} + +/* This function sends data buffer to device. First 4 bytes of payload + * are filled with payload length and payload type. Then this payload + * is mapped to PCI device memory. Tx ring pointers are advanced accordingly. + * Download ready interrupt to FW is deffered if Tx ring is not full and + * additional payload can be accomodated. + * Caller must ensure tx_param parameter to this function is not NULL. + */ +static int +mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, + struct mwifiex_tx_param *tx_param) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + u32 wrindx, num_tx_buffs, rx_val; + int ret; + dma_addr_t buf_pa; + struct mwifiex_pcie_buf_desc *desc = NULL; + struct mwifiex_pfu_buf_desc *desc2 = NULL; + __le16 *tmp; + + if (!(skb->data && skb->len)) { + dev_err(adapter->dev, "%s(): invalid parameter <%p, %#x>\n", + __func__, skb->data, skb->len); + return -1; + } + + if (!mwifiex_pcie_ok_to_access_hw(adapter)) + mwifiex_pm_wakeup_card(adapter); + + num_tx_buffs = MWIFIEX_MAX_TXRX_BD << reg->tx_start_ptr; + dev_dbg(adapter->dev, "info: SEND DATA: <Rd: %#x, Wr: %#x>\n", + card->txbd_rdptr, card->txbd_wrptr); + if (mwifiex_pcie_txbd_not_full(card)) { u8 *payload; adapter->data_sent = true; - skb_data = card->tx_buf_list[wrindx]; - memcpy(skb_data->data, skb->data, skb->len); - payload = skb_data->data; + payload = skb->data; tmp = (__le16 *)&payload[0]; *tmp = cpu_to_le16((u16)skb->len); tmp = (__le16 *)&payload[2]; *tmp = cpu_to_le16(MWIFIEX_TYPE_DATA); - skb_put(skb_data, MWIFIEX_RX_DATA_BUF_SIZE - skb_data->len); - skb_trim(skb_data, skb->len); - buf_pa = MWIFIEX_SKB_PACB(skb_data); - card->txbd_ring[wrindx]->paddr = *buf_pa; - card->txbd_ring[wrindx]->len = (u16)skb_data->len; - card->txbd_ring[wrindx]->flags = MWIFIEX_BD_FLAG_FIRST_DESC | - MWIFIEX_BD_FLAG_LAST_DESC; - - if ((++card->txbd_wrptr & MWIFIEX_TXBD_MASK) == - MWIFIEX_MAX_TXRX_BD) - card->txbd_wrptr = ((card->txbd_wrptr & - MWIFIEX_BD_FLAG_ROLLOVER_IND) ^ - MWIFIEX_BD_FLAG_ROLLOVER_IND); - - /* Write the TX ring write pointer in to REG_TXBD_WRPTR */ - if (mwifiex_write_reg(adapter, REG_TXBD_WRPTR, - card->txbd_wrptr)) { - dev_err(adapter->dev, "SEND DATA: failed to write " - "REG_TXBD_WRPTR\n"); - return 0; - } - /* Send the TX ready interrupt */ - if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, - CPU_INTR_DNLD_RDY)) { - dev_err(adapter->dev, "SEND DATA: failed to assert " - "door-bell interrupt.\n"); + if (mwifiex_map_pci_memory(adapter, skb, skb->len, + PCI_DMA_TODEVICE)) return -1; + + wrindx = (card->txbd_wrptr & reg->tx_mask) >> reg->tx_start_ptr; + buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); + card->tx_buf_list[wrindx] = skb; + + if (reg->pfu_enabled) { + desc2 = card->txbd_ring[wrindx]; + desc2->paddr = buf_pa; + desc2->len = (u16)skb->len; + desc2->frag_len = (u16)skb->len; + desc2->offset = 0; + desc2->flags = MWIFIEX_BD_FLAG_FIRST_DESC | + MWIFIEX_BD_FLAG_LAST_DESC; + } else { + desc = card->txbd_ring[wrindx]; + desc->paddr = buf_pa; + desc->len = (u16)skb->len; + desc->flags = MWIFIEX_BD_FLAG_FIRST_DESC | + MWIFIEX_BD_FLAG_LAST_DESC; + } + + switch (card->dev->device) { + case PCIE_DEVICE_ID_MARVELL_88W8766P: + card->txbd_wrptr++; + break; + case PCIE_DEVICE_ID_MARVELL_88W8897: + card->txbd_wrptr += reg->ring_tx_start_ptr; + break; + } + + if ((card->txbd_wrptr & reg->tx_mask) == num_tx_buffs) + card->txbd_wrptr = ((card->txbd_wrptr & + reg->tx_rollover_ind) ^ + reg->tx_rollover_ind); + + rx_val = card->rxbd_rdptr & reg->rx_wrap_mask; + /* Write the TX ring write pointer in to reg->tx_wrptr */ + if (mwifiex_write_reg(adapter, reg->tx_wrptr, + card->txbd_wrptr | rx_val)) { + dev_err(adapter->dev, + "SEND DATA: failed to write reg->tx_wrptr\n"); + ret = -1; + goto done_unmap; + } + if ((mwifiex_pcie_txbd_not_full(card)) && + tx_param->next_pkt_len) { + /* have more packets and TxBD still can hold more */ + dev_dbg(adapter->dev, + "SEND DATA: delay dnld-rdy interrupt.\n"); + adapter->data_sent = false; + } else { + /* Send the TX ready interrupt */ + if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, + CPU_INTR_DNLD_RDY)) { + dev_err(adapter->dev, + "SEND DATA: failed to assert dnld-rdy interrupt.\n"); + ret = -1; + goto done_unmap; + } } dev_dbg(adapter->dev, "info: SEND DATA: Updated <Rd: %#x, Wr: " - "%#x> and sent packet to firmware " - "successfully\n", rdptr, - card->txbd_wrptr); + "%#x> and sent packet to firmware successfully\n", + card->txbd_rdptr, card->txbd_wrptr); } else { - dev_dbg(adapter->dev, "info: TX Ring full, can't send anymore " - "packets to firmware\n"); + dev_dbg(adapter->dev, + "info: TX Ring full, can't send packets to fw\n"); adapter->data_sent = true; /* Send the TX ready interrupt */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DNLD_RDY)) - dev_err(adapter->dev, "SEND DATA: failed to assert " - "door-bell interrupt\n"); + dev_err(adapter->dev, + "SEND DATA: failed to assert door-bell intr\n"); return -EBUSY; } - return 0; + return -EINPROGRESS; +done_unmap: + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + card->tx_buf_list[wrindx] = NULL; + if (reg->pfu_enabled) + memset(desc2, 0, sizeof(*desc2)); + else + memset(desc, 0, sizeof(*desc)); + + return ret; } /* @@ -837,77 +1205,123 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb) static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - u32 wrptr, rd_index; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + u32 wrptr, rd_index, tx_val; + dma_addr_t buf_pa; int ret = 0; struct sk_buff *skb_tmp = NULL; + struct mwifiex_pcie_buf_desc *desc; + struct mwifiex_pfu_buf_desc *desc2; + + if (!mwifiex_pcie_ok_to_access_hw(adapter)) + mwifiex_pm_wakeup_card(adapter); /* Read the RX ring Write pointer set by firmware */ - if (mwifiex_read_reg(adapter, REG_RXBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "RECV DATA: failed to read " - "REG_TXBD_RDPTR\n"); + if (mwifiex_read_reg(adapter, reg->rx_wrptr, &wrptr)) { + dev_err(adapter->dev, + "RECV DATA: failed to read reg->rx_wrptr\n"); ret = -1; goto done; } + card->rxbd_wrptr = wrptr; - while (((wrptr & MWIFIEX_RXBD_MASK) != - (card->rxbd_rdptr & MWIFIEX_RXBD_MASK)) || - ((wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) == - (card->rxbd_rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) { + while (((wrptr & reg->rx_mask) != + (card->rxbd_rdptr & reg->rx_mask)) || + ((wrptr & reg->rx_rollover_ind) == + (card->rxbd_rdptr & reg->rx_rollover_ind))) { struct sk_buff *skb_data; u16 rx_len; + __le16 pkt_len; - rd_index = card->rxbd_rdptr & MWIFIEX_RXBD_MASK; + rd_index = card->rxbd_rdptr & reg->rx_mask; skb_data = card->rx_buf_list[rd_index]; + /* If skb allocation was failed earlier for Rx packet, + * rx_buf_list[rd_index] would have been left with a NULL. + */ + if (!skb_data) + return -ENOMEM; + + mwifiex_unmap_pci_memory(adapter, skb_data, PCI_DMA_FROMDEVICE); + card->rx_buf_list[rd_index] = NULL; + /* Get data length from interface header - - first byte is len, second byte is type */ - rx_len = *((u16 *)skb_data->data); - dev_dbg(adapter->dev, "info: RECV DATA: Rd=%#x, Wr=%#x, " - "Len=%d\n", card->rxbd_rdptr, wrptr, rx_len); - skb_tmp = dev_alloc_skb(rx_len); + * first 2 bytes for len, next 2 bytes is for type + */ + pkt_len = *((__le16 *)skb_data->data); + rx_len = le16_to_cpu(pkt_len); + skb_put(skb_data, rx_len); + dev_dbg(adapter->dev, + "info: RECV DATA: Rd=%#x, Wr=%#x, Len=%d\n", + card->rxbd_rdptr, wrptr, rx_len); + skb_pull(skb_data, INTF_HEADER_LEN); + mwifiex_handle_rx_packet(adapter, skb_data); + + skb_tmp = dev_alloc_skb(MWIFIEX_RX_DATA_BUF_SIZE); if (!skb_tmp) { - dev_dbg(adapter->dev, "info: Failed to alloc skb " - "for RX\n"); - ret = -EBUSY; - goto done; + dev_err(adapter->dev, + "Unable to allocate skb.\n"); + return -ENOMEM; } - skb_put(skb_tmp, rx_len); + if (mwifiex_map_pci_memory(adapter, skb_tmp, + MWIFIEX_RX_DATA_BUF_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; + + buf_pa = MWIFIEX_SKB_DMA_ADDR(skb_tmp); - memcpy(skb_tmp->data, skb_data->data + INTF_HEADER_LEN, rx_len); - if ((++card->rxbd_rdptr & MWIFIEX_RXBD_MASK) == + dev_dbg(adapter->dev, + "RECV DATA: Attach new sk_buff %p at rxbd_rdidx=%d\n", + skb_tmp, rd_index); + card->rx_buf_list[rd_index] = skb_tmp; + + if (reg->pfu_enabled) { + desc2 = card->rxbd_ring[rd_index]; + desc2->paddr = buf_pa; + desc2->len = skb_tmp->len; + desc2->frag_len = skb_tmp->len; + desc2->offset = 0; + desc2->flags = reg->ring_flag_sop | reg->ring_flag_eop; + } else { + desc = card->rxbd_ring[rd_index]; + desc->paddr = buf_pa; + desc->len = skb_tmp->len; + desc->flags = 0; + } + + if ((++card->rxbd_rdptr & reg->rx_mask) == MWIFIEX_MAX_TXRX_BD) { card->rxbd_rdptr = ((card->rxbd_rdptr & - MWIFIEX_BD_FLAG_ROLLOVER_IND) ^ - MWIFIEX_BD_FLAG_ROLLOVER_IND); + reg->rx_rollover_ind) ^ + reg->rx_rollover_ind); } dev_dbg(adapter->dev, "info: RECV DATA: <Rd: %#x, Wr: %#x>\n", - card->rxbd_rdptr, wrptr); - - /* Write the RX ring read pointer in to REG_RXBD_RDPTR */ - if (mwifiex_write_reg(adapter, REG_RXBD_RDPTR, - card->rxbd_rdptr)) { - dev_err(adapter->dev, "RECV DATA: failed to " - "write REG_RXBD_RDPTR\n"); + card->rxbd_rdptr, wrptr); + + tx_val = card->txbd_wrptr & reg->tx_wrap_mask; + /* Write the RX ring read pointer in to reg->rx_rdptr */ + if (mwifiex_write_reg(adapter, reg->rx_rdptr, + card->rxbd_rdptr | tx_val)) { + dev_err(adapter->dev, + "RECV DATA: failed to write reg->rx_rdptr\n"); ret = -1; goto done; } /* Read the RX ring Write pointer set by firmware */ - if (mwifiex_read_reg(adapter, REG_RXBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "RECV DATA: failed to read " - "REG_TXBD_RDPTR\n"); + if (mwifiex_read_reg(adapter, reg->rx_wrptr, &wrptr)) { + dev_err(adapter->dev, + "RECV DATA: failed to read reg->rx_wrptr\n"); ret = -1; goto done; } - dev_dbg(adapter->dev, "info: RECV DATA: Received packet from " - "firmware successfully\n"); - mwifiex_handle_rx_packet(adapter, skb_tmp); + dev_dbg(adapter->dev, + "info: RECV DATA: Rcvd packet from fw successfully\n"); + card->rxbd_wrptr = wrptr; } done: - if (ret && skb_tmp) - dev_kfree_skb_any(skb_tmp); return ret; } @@ -917,89 +1331,125 @@ done: static int mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) { - phys_addr_t *buf_pa = MWIFIEX_SKB_PACB(skb); + dma_addr_t buf_pa; + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; - if (!(skb->data && skb->len && *buf_pa)) { - dev_err(adapter->dev, "Invalid parameter in %s <%p, %#x:%x, " - "%x>\n", __func__, skb->data, skb->len, - (u32)*buf_pa, (u32)((u64)*buf_pa >> 32)); + if (!(skb->data && skb->len)) { + dev_err(adapter->dev, + "Invalid parameter in %s <%p. len %d>\n", + __func__, skb->data, skb->len); return -1; } - /* Write the lower 32bits of the physical address to scratch - * register 0 */ - if (mwifiex_write_reg(adapter, PCIE_SCRATCH_0_REG, (u32)*buf_pa)) { - dev_err(adapter->dev, "%s: failed to write download command " - "to boot code.\n", __func__); + if (mwifiex_map_pci_memory(adapter, skb, skb->len , PCI_DMA_TODEVICE)) + return -1; + + buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); + + /* Write the lower 32bits of the physical address to low command + * address scratch register + */ + if (mwifiex_write_reg(adapter, reg->cmd_addr_lo, (u32)buf_pa)) { + dev_err(adapter->dev, + "%s: failed to write download command to boot code.\n", + __func__); + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); return -1; } - /* Write the upper 32bits of the physical address to scratch - * register 1 */ - if (mwifiex_write_reg(adapter, PCIE_SCRATCH_1_REG, - (u32)((u64)*buf_pa >> 32))) { - dev_err(adapter->dev, "%s: failed to write download command " - "to boot code.\n", __func__); + /* Write the upper 32bits of the physical address to high command + * address scratch register + */ + if (mwifiex_write_reg(adapter, reg->cmd_addr_hi, + (u32)((u64)buf_pa >> 32))) { + dev_err(adapter->dev, + "%s: failed to write download command to boot code.\n", + __func__); + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); return -1; } - /* Write the command length to scratch register 2 */ - if (mwifiex_write_reg(adapter, PCIE_SCRATCH_2_REG, skb->len)) { - dev_err(adapter->dev, "%s: failed to write command length to " - "scratch register 2\n", __func__); + /* Write the command length to cmd_size scratch register */ + if (mwifiex_write_reg(adapter, reg->cmd_size, skb->len)) { + dev_err(adapter->dev, + "%s: failed to write command len to cmd_size scratch reg\n", + __func__); + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); return -1; } /* Ring the door bell */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DOOR_BELL)) { - dev_err(adapter->dev, "%s: failed to assert door-bell " - "interrupt.\n", __func__); + dev_err(adapter->dev, + "%s: failed to assert door-bell intr\n", __func__); + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); return -1; } return 0; } -/* - * This function downloads commands to the device +/* This function init rx port in firmware which in turn enables to receive data + * from device before transmitting any packet. + */ +static int mwifiex_pcie_init_fw_port(struct mwifiex_adapter *adapter) +{ + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + int tx_wrap = card->txbd_wrptr & reg->tx_wrap_mask; + + /* Write the RX ring read pointer in to reg->rx_rdptr */ + if (mwifiex_write_reg(adapter, reg->rx_rdptr, card->rxbd_rdptr | + tx_wrap)) { + dev_err(adapter->dev, + "RECV DATA: failed to write reg->rx_rdptr\n"); + return -1; + } + return 0; +} + +/* This function downloads commands to the device */ static int mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; int ret = 0; - phys_addr_t *cmd_buf_pa; - phys_addr_t *cmdrsp_buf_pa; + dma_addr_t cmd_buf_pa, cmdrsp_buf_pa; + u8 *payload = (u8 *)skb->data; if (!(skb->data && skb->len)) { dev_err(adapter->dev, "Invalid parameter in %s <%p, %#x>\n", - __func__, skb->data, skb->len); + __func__, skb->data, skb->len); return -1; } /* Make sure a command response buffer is available */ if (!card->cmdrsp_buf) { - dev_err(adapter->dev, "No response buffer available, send " - "command failed\n"); + dev_err(adapter->dev, + "No response buffer available, send command failed\n"); return -EBUSY; } - /* Make sure a command buffer is available */ - if (!card->cmd_buf) { - dev_err(adapter->dev, "Command buffer not available\n"); - return -EBUSY; - } + if (!mwifiex_pcie_ok_to_access_hw(adapter)) + mwifiex_pm_wakeup_card(adapter); adapter->cmd_sent = true; - /* Copy the given skb in to DMA accessable shared buffer */ - skb_put(card->cmd_buf, MWIFIEX_SIZE_OF_CMD_BUFFER - card->cmd_buf->len); - skb_trim(card->cmd_buf, skb->len); - memcpy(card->cmd_buf->data, skb->data, skb->len); + + *(__le16 *)&payload[0] = cpu_to_le16((u16)skb->len); + *(__le16 *)&payload[2] = cpu_to_le16(MWIFIEX_TYPE_CMD); + + if (mwifiex_map_pci_memory(adapter, skb, skb->len, PCI_DMA_TODEVICE)) + return -1; + + card->cmd_buf = skb; /* To send a command, the driver will: 1. Write the 64bit physical address of the data buffer to - SCRATCH1 + SCRATCH0 + cmd response address low + cmd response address high 2. Ring the door bell (i.e. set the door bell interrupt) In response to door bell interrupt, the firmware will perform @@ -1008,49 +1458,50 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) */ if (card->cmdrsp_buf) { - cmdrsp_buf_pa = MWIFIEX_SKB_PACB(card->cmdrsp_buf); + cmdrsp_buf_pa = MWIFIEX_SKB_DMA_ADDR(card->cmdrsp_buf); /* Write the lower 32bits of the cmdrsp buffer physical address */ - if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_LO, - (u32)*cmdrsp_buf_pa)) { - dev_err(adapter->dev, "Failed to write download command to boot code.\n"); + if (mwifiex_write_reg(adapter, reg->cmdrsp_addr_lo, + (u32)cmdrsp_buf_pa)) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } /* Write the upper 32bits of the cmdrsp buffer physical address */ - if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_HI, - (u32)((u64)*cmdrsp_buf_pa >> 32))) { - dev_err(adapter->dev, "Failed to write download command" - " to boot code.\n"); + if (mwifiex_write_reg(adapter, reg->cmdrsp_addr_hi, + (u32)((u64)cmdrsp_buf_pa >> 32))) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } } - cmd_buf_pa = MWIFIEX_SKB_PACB(card->cmd_buf); - /* Write the lower 32bits of the physical address to REG_CMD_ADDR_LO */ - if (mwifiex_write_reg(adapter, REG_CMD_ADDR_LO, - (u32)*cmd_buf_pa)) { - dev_err(adapter->dev, "Failed to write download command " - "to boot code.\n"); + cmd_buf_pa = MWIFIEX_SKB_DMA_ADDR(card->cmd_buf); + /* Write the lower 32bits of the physical address to reg->cmd_addr_lo */ + if (mwifiex_write_reg(adapter, reg->cmd_addr_lo, + (u32)cmd_buf_pa)) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } - /* Write the upper 32bits of the physical address to REG_CMD_ADDR_HI */ - if (mwifiex_write_reg(adapter, REG_CMD_ADDR_HI, - (u32)((u64)*cmd_buf_pa >> 32))) { - dev_err(adapter->dev, "Failed to write download command " - "to boot code.\n"); + /* Write the upper 32bits of the physical address to reg->cmd_addr_hi */ + if (mwifiex_write_reg(adapter, reg->cmd_addr_hi, + (u32)((u64)cmd_buf_pa >> 32))) { + dev_err(adapter->dev, + "Failed to write download cmd to boot code.\n"); ret = -1; goto done; } - /* Write the command length to REG_CMD_SIZE */ - if (mwifiex_write_reg(adapter, REG_CMD_SIZE, - card->cmd_buf->len)) { - dev_err(adapter->dev, "Failed to write command length to " - "REG_CMD_SIZE\n"); + /* Write the command length to reg->cmd_size */ + if (mwifiex_write_reg(adapter, reg->cmd_size, + card->cmd_buf->len)) { + dev_err(adapter->dev, + "Failed to write cmd len to reg->cmd_size\n"); ret = -1; goto done; } @@ -1058,8 +1509,8 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) /* Ring the door bell */ if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_DOOR_BELL)) { - dev_err(adapter->dev, "Failed to assert door-bell " - "interrupt.\n"); + dev_err(adapter->dev, + "Failed to assert door-bell intr\n"); ret = -1; goto done; } @@ -1077,30 +1528,57 @@ done: static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + struct sk_buff *skb = card->cmdrsp_buf; int count = 0; + u16 rx_len; + __le16 pkt_len; dev_dbg(adapter->dev, "info: Rx CMD Response\n"); + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_FROMDEVICE); + + /* Unmap the command as a response has been received. */ + if (card->cmd_buf) { + mwifiex_unmap_pci_memory(adapter, card->cmd_buf, + PCI_DMA_TODEVICE); + card->cmd_buf = NULL; + } + + pkt_len = *((__le16 *)skb->data); + rx_len = le16_to_cpu(pkt_len); + skb_trim(skb, rx_len); + skb_pull(skb, INTF_HEADER_LEN); + if (!adapter->curr_cmd) { - skb_pull(card->cmdrsp_buf, INTF_HEADER_LEN); if (adapter->ps_state == PS_STATE_SLEEP_CFM) { - mwifiex_process_sleep_confirm_resp(adapter, - card->cmdrsp_buf->data, - card->cmdrsp_buf->len); - while (mwifiex_pcie_ok_to_access_hw(adapter) && - (count++ < 10)) - udelay(50); + mwifiex_process_sleep_confirm_resp(adapter, skb->data, + skb->len); + mwifiex_pcie_enable_host_int(adapter); + if (mwifiex_write_reg(adapter, + PCIE_CPU_INT_EVENT, + CPU_INTR_SLEEP_CFM_DONE)) { + dev_warn(adapter->dev, + "Write register failed\n"); + return -1; + } + mwifiex_delay_for_sleep_cookie(adapter, + MWIFIEX_MAX_DELAY_COUNT); + while (reg->sleep_cookie && (count++ < 10) && + mwifiex_pcie_ok_to_access_hw(adapter)) + usleep_range(50, 60); } else { - dev_err(adapter->dev, "There is no command but " - "got cmdrsp\n"); + dev_err(adapter->dev, + "There is no command but got cmdrsp\n"); } - memcpy(adapter->upld_buf, card->cmdrsp_buf->data, - min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, - card->cmdrsp_buf->len)); - skb_push(card->cmdrsp_buf, INTF_HEADER_LEN); + memcpy(adapter->upld_buf, skb->data, + min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); + skb_push(skb, INTF_HEADER_LEN); + if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; } else if (mwifiex_pcie_ok_to_access_hw(adapter)) { - skb_pull(card->cmdrsp_buf, INTF_HEADER_LEN); - adapter->curr_cmd->resp_skb = card->cmdrsp_buf; + adapter->curr_cmd->resp_skb = skb; adapter->cmd_resp_received = true; /* Take the pointer and set it to CMD node and will return in the response complete callback */ @@ -1109,16 +1587,16 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) /* Clear the cmd-rsp buffer address in scratch registers. This will prevent firmware from writing to the same response buffer again. */ - if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_LO, 0)) { - dev_err(adapter->dev, "cmd_done: failed to clear " - "cmd_rsp address.\n"); + if (mwifiex_write_reg(adapter, reg->cmdrsp_addr_lo, 0)) { + dev_err(adapter->dev, + "cmd_done: failed to clear cmd_rsp_addr_lo\n"); return -1; } /* Write the upper 32bits of the cmdrsp buffer physical address */ - if (mwifiex_write_reg(adapter, REG_CMDRSP_ADDR_HI, 0)) { - dev_err(adapter->dev, "cmd_done: failed to clear " - "cmd_rsp address.\n"); + if (mwifiex_write_reg(adapter, reg->cmdrsp_addr_hi, 0)) { + dev_err(adapter->dev, + "cmd_done: failed to clear cmd_rsp_addr_hi\n"); return -1; } } @@ -1137,6 +1615,9 @@ static int mwifiex_pcie_cmdrsp_complete(struct mwifiex_adapter *adapter, if (skb) { card->cmdrsp_buf = skb; skb_push(card->cmdrsp_buf, INTF_HEADER_LEN); + if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; } return 0; @@ -1148,12 +1629,17 @@ static int mwifiex_pcie_cmdrsp_complete(struct mwifiex_adapter *adapter, static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; u32 rdptr = card->evtbd_rdptr & MWIFIEX_EVTBD_MASK; u32 wrptr, event; + struct mwifiex_evt_buf_desc *desc; + + if (!mwifiex_pcie_ok_to_access_hw(adapter)) + mwifiex_pm_wakeup_card(adapter); if (adapter->event_received) { - dev_dbg(adapter->dev, "info: Event being processed, "\ - "do not process this interrupt just yet\n"); + dev_dbg(adapter->dev, "info: Event being processed, " + "do not process this interrupt just yet\n"); return 0; } @@ -1163,29 +1649,31 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) } /* Read the event ring write pointer set by firmware */ - if (mwifiex_read_reg(adapter, REG_EVTBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "EventReady: failed to read REG_EVTBD_WRPTR\n"); + if (mwifiex_read_reg(adapter, reg->evt_wrptr, &wrptr)) { + dev_err(adapter->dev, + "EventReady: failed to read reg->evt_wrptr\n"); return -1; } dev_dbg(adapter->dev, "info: EventReady: Initial <Rd: 0x%x, Wr: 0x%x>", - card->evtbd_rdptr, wrptr); - if (((wrptr & MWIFIEX_EVTBD_MASK) != - (card->evtbd_rdptr & MWIFIEX_EVTBD_MASK)) || - ((wrptr & MWIFIEX_BD_FLAG_ROLLOVER_IND) == - (card->evtbd_rdptr & MWIFIEX_BD_FLAG_ROLLOVER_IND))) { + card->evtbd_rdptr, wrptr); + if (((wrptr & MWIFIEX_EVTBD_MASK) != (card->evtbd_rdptr + & MWIFIEX_EVTBD_MASK)) || + ((wrptr & reg->evt_rollover_ind) == + (card->evtbd_rdptr & reg->evt_rollover_ind))) { struct sk_buff *skb_cmd; __le16 data_len = 0; u16 evt_len; dev_dbg(adapter->dev, "info: Read Index: %d\n", rdptr); skb_cmd = card->evt_buf_list[rdptr]; + mwifiex_unmap_pci_memory(adapter, skb_cmd, PCI_DMA_FROMDEVICE); + /* Take the pointer and set it to event pointer in adapter and will return back after event handling callback */ card->evt_buf_list[rdptr] = NULL; - card->evtbd_ring[rdptr]->paddr = 0; - card->evtbd_ring[rdptr]->len = 0; - card->evtbd_ring[rdptr]->flags = 0; + desc = card->evtbd_ring[rdptr]; + memset(desc, 0, sizeof(*desc)); event = *(u32 *) &skb_cmd->data[INTF_HEADER_LEN]; adapter->event_cause = event; @@ -1221,60 +1709,63 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter, struct sk_buff *skb) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; int ret = 0; u32 rdptr = card->evtbd_rdptr & MWIFIEX_EVTBD_MASK; u32 wrptr; - phys_addr_t *buf_pa; + struct mwifiex_evt_buf_desc *desc; if (!skb) return 0; - if (rdptr >= MWIFIEX_MAX_EVT_BD) + if (rdptr >= MWIFIEX_MAX_EVT_BD) { dev_err(adapter->dev, "event_complete: Invalid rdptr 0x%x\n", - rdptr); + rdptr); + return -EINVAL; + } /* Read the event ring write pointer set by firmware */ - if (mwifiex_read_reg(adapter, REG_EVTBD_WRPTR, &wrptr)) { - dev_err(adapter->dev, "event_complete: failed to read REG_EVTBD_WRPTR\n"); - ret = -1; - goto done; + if (mwifiex_read_reg(adapter, reg->evt_wrptr, &wrptr)) { + dev_err(adapter->dev, + "event_complete: failed to read reg->evt_wrptr\n"); + return -1; } if (!card->evt_buf_list[rdptr]) { skb_push(skb, INTF_HEADER_LEN); + if (mwifiex_map_pci_memory(adapter, skb, + MAX_EVENT_SIZE, + PCI_DMA_FROMDEVICE)) + return -1; card->evt_buf_list[rdptr] = skb; - buf_pa = MWIFIEX_SKB_PACB(skb); - card->evtbd_ring[rdptr]->paddr = *buf_pa; - card->evtbd_ring[rdptr]->len = (u16)skb->len; - card->evtbd_ring[rdptr]->flags = 0; + desc = card->evtbd_ring[rdptr]; + desc->paddr = MWIFIEX_SKB_DMA_ADDR(skb); + desc->len = (u16)skb->len; + desc->flags = 0; skb = NULL; } else { - dev_dbg(adapter->dev, "info: ERROR: Buffer is still valid at " - "index %d, <%p, %p>\n", rdptr, - card->evt_buf_list[rdptr], skb); + dev_dbg(adapter->dev, + "info: ERROR: buf still valid at index %d, <%p, %p>\n", + rdptr, card->evt_buf_list[rdptr], skb); } if ((++card->evtbd_rdptr & MWIFIEX_EVTBD_MASK) == MWIFIEX_MAX_EVT_BD) { card->evtbd_rdptr = ((card->evtbd_rdptr & - MWIFIEX_BD_FLAG_ROLLOVER_IND) ^ - MWIFIEX_BD_FLAG_ROLLOVER_IND); + reg->evt_rollover_ind) ^ + reg->evt_rollover_ind); } dev_dbg(adapter->dev, "info: Updated <Rd: 0x%x, Wr: 0x%x>", - card->evtbd_rdptr, wrptr); + card->evtbd_rdptr, wrptr); - /* Write the event ring read pointer in to REG_EVTBD_RDPTR */ - if (mwifiex_write_reg(adapter, REG_EVTBD_RDPTR, card->evtbd_rdptr)) { - dev_err(adapter->dev, "event_complete: failed to read REG_EVTBD_RDPTR\n"); - ret = -1; - goto done; + /* Write the event ring read pointer in to reg->evt_rdptr */ + if (mwifiex_write_reg(adapter, reg->evt_rdptr, + card->evtbd_rdptr)) { + dev_err(adapter->dev, + "event_complete: failed to read reg->evt_rdptr\n"); + return -1; } -done: - /* Free the buffer for failure case */ - if (ret && skb) - dev_kfree_skb_any(skb); - dev_dbg(adapter->dev, "info: Check Events Again\n"); ret = mwifiex_pcie_process_event_ready(adapter); @@ -1298,24 +1789,21 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, struct sk_buff *skb; u32 txlen, tx_blocks = 0, tries, len; u32 block_retry_cnt = 0; - - if (!adapter) { - pr_err("adapter structure is not valid\n"); - return -1; - } + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; if (!firmware || !firmware_len) { - dev_err(adapter->dev, "No firmware image found! " - "Terminating download\n"); + dev_err(adapter->dev, + "No firmware image found! Terminating download\n"); return -1; } dev_dbg(adapter->dev, "info: Downloading FW image (%d bytes)\n", - firmware_len); + firmware_len); if (mwifiex_pcie_disable_host_int(adapter)) { - dev_err(adapter->dev, "%s: Disabling interrupts" - " failed.\n", __func__); + dev_err(adapter->dev, + "%s: Disabling interrupts failed.\n", __func__); return -1; } @@ -1324,7 +1812,6 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, ret = -ENOMEM; goto done; } - mwifiex_update_sk_buff_pa(skb); /* Perform firmware data transfer */ do { @@ -1335,22 +1822,23 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, break; for (tries = 0; tries < MAX_POLL_TRIES; tries++) { - ret = mwifiex_read_reg(adapter, PCIE_SCRATCH_2_REG, + ret = mwifiex_read_reg(adapter, reg->cmd_size, &len); if (ret) { - dev_warn(adapter->dev, "Failed reading length from boot code\n"); + dev_warn(adapter->dev, + "Failed reading len from boot code\n"); goto done; } if (len) break; - udelay(10); + usleep_range(10, 20); } if (!len) { break; } else if (len > MWIFIEX_UPLD_SIZE) { pr_err("FW download failure @ %d, invalid length %d\n", - offset, len); + offset, len); ret = -1; goto done; } @@ -1366,8 +1854,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, goto done; } dev_err(adapter->dev, "FW CRC error indicated by the " - "helper: len = 0x%04X, txlen = " - "%d\n", len, txlen); + "helper: len = 0x%04X, txlen = %d\n", + len, txlen); len &= ~BIT(0); /* Setting this to 0 to resend from same offset */ txlen = 0; @@ -1380,40 +1868,46 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, dev_dbg(adapter->dev, "."); - tx_blocks = - (txlen + MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD - 1) / - MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD; + tx_blocks = (txlen + card->pcie.blksz_fw_dl - 1) / + card->pcie.blksz_fw_dl; /* Copy payload to buffer */ memmove(skb->data, &firmware[offset], txlen); } skb_put(skb, MWIFIEX_UPLD_SIZE - skb->len); - skb_trim(skb, tx_blocks * MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD); + skb_trim(skb, tx_blocks * card->pcie.blksz_fw_dl); /* Send the boot command to device */ if (mwifiex_pcie_send_boot_cmd(adapter, skb)) { - dev_err(adapter->dev, "Failed to send firmware download command\n"); + dev_err(adapter->dev, + "Failed to send firmware download command\n"); ret = -1; goto done; } + /* Wait for the command done interrupt */ do { if (mwifiex_read_reg(adapter, PCIE_CPU_INT_STATUS, &ireg_intr)) { dev_err(adapter->dev, "%s: Failed to read " - "interrupt status during " - "fw dnld.\n", __func__); + "interrupt status during fw dnld.\n", + __func__); + mwifiex_unmap_pci_memory(adapter, skb, + PCI_DMA_TODEVICE); ret = -1; goto done; } } while ((ireg_intr & CPU_INTR_DOOR_BELL) == CPU_INTR_DOOR_BELL); + + mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + offset += txlen; } while (true); dev_dbg(adapter->dev, "info:\nFW download over, size %d bytes\n", - offset); + offset); ret = 0; @@ -1432,24 +1926,28 @@ mwifiex_check_fw_status(struct mwifiex_adapter *adapter, u32 poll_num) { int ret = 0; u32 firmware_stat, winner_status; + struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; u32 tries; /* Mask spurios interrupts */ if (mwifiex_write_reg(adapter, PCIE_HOST_INT_STATUS_MASK, - HOST_INTR_MASK)) { + HOST_INTR_MASK)) { dev_warn(adapter->dev, "Write register failed\n"); return -1; } dev_dbg(adapter->dev, "Setting driver ready signature\n"); - if (mwifiex_write_reg(adapter, REG_DRV_READY, FIRMWARE_READY_PCIE)) { - dev_err(adapter->dev, "Failed to write driver ready signature\n"); + if (mwifiex_write_reg(adapter, reg->drv_rdy, + FIRMWARE_READY_PCIE)) { + dev_err(adapter->dev, + "Failed to write driver ready signature\n"); return -1; } /* Wait for firmware initialization event */ for (tries = 0; tries < poll_num; tries++) { - if (mwifiex_read_reg(adapter, PCIE_SCRATCH_3_REG, + if (mwifiex_read_reg(adapter, reg->fw_status, &firmware_stat)) ret = -1; else @@ -1460,23 +1958,22 @@ mwifiex_check_fw_status(struct mwifiex_adapter *adapter, u32 poll_num) ret = 0; break; } else { - mdelay(100); + msleep(100); ret = -1; } } if (ret) { - if (mwifiex_read_reg(adapter, PCIE_SCRATCH_3_REG, + if (mwifiex_read_reg(adapter, reg->fw_status, &winner_status)) ret = -1; else if (!winner_status) { dev_err(adapter->dev, "PCI-E is the winner\n"); adapter->winner = 1; - ret = -1; } else { - dev_err(adapter->dev, "PCI-E is not the winner <%#x, %d>, exit download\n", - ret, adapter->winner); - ret = 0; + dev_err(adapter->dev, + "PCI-E is not the winner <%#x,%d>, exit dnld\n", + ret, adapter->winner); } } @@ -1513,26 +2010,14 @@ static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter) adapter->int_status |= pcie_ireg; spin_unlock_irqrestore(&adapter->int_lock, flags); - if (pcie_ireg & HOST_INTR_CMD_DONE) { - if ((adapter->ps_state == PS_STATE_SLEEP_CFM) || - (adapter->ps_state == PS_STATE_SLEEP)) { - mwifiex_pcie_enable_host_int(adapter); - if (mwifiex_write_reg(adapter, - PCIE_CPU_INT_EVENT, - CPU_INTR_SLEEP_CFM_DONE)) { - dev_warn(adapter->dev, "Write register" - " failed\n"); - return; - - } - } - } else if (!adapter->pps_uapsd_mode && - adapter->ps_state == PS_STATE_SLEEP) { + if (!adapter->pps_uapsd_mode && + adapter->ps_state == PS_STATE_SLEEP && + mwifiex_pcie_ok_to_access_hw(adapter)) { /* Potentially for PCIe we could get other * interrupts like shared. Don't change power * state until cookie is set */ - if (mwifiex_pcie_ok_to_access_hw(adapter)) - adapter->ps_state = PS_STATE_AWAKE; + adapter->ps_state = PS_STATE_AWAKE; + adapter->pm_wakeup_fw_try = false; } } } @@ -1554,10 +2039,10 @@ static irqreturn_t mwifiex_pcie_interrupt(int irq, void *context) goto exit; } - card = (struct pcie_service_card *) pci_get_drvdata(pdev); + card = pci_get_drvdata(pdev); if (!card || !card->adapter) { pr_debug("info: %s: card=%p adapter=%p\n", __func__, card, - card ? card->adapter : NULL); + card ? card->adapter : NULL); goto exit; } adapter = card->adapter; @@ -1588,41 +2073,43 @@ exit: static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) { int ret; - u32 pcie_ireg = 0; + u32 pcie_ireg; unsigned long flags; spin_lock_irqsave(&adapter->int_lock, flags); /* Clear out unused interrupts */ - adapter->int_status &= HOST_INTR_MASK; + pcie_ireg = adapter->int_status; + adapter->int_status = 0; spin_unlock_irqrestore(&adapter->int_lock, flags); - while (adapter->int_status & HOST_INTR_MASK) { - if (adapter->int_status & HOST_INTR_DNLD_DONE) { - adapter->int_status &= ~HOST_INTR_DNLD_DONE; - if (adapter->data_sent) { - dev_dbg(adapter->dev, "info: DATA sent Interrupt\n"); - adapter->data_sent = false; - } + while (pcie_ireg & HOST_INTR_MASK) { + if (pcie_ireg & HOST_INTR_DNLD_DONE) { + pcie_ireg &= ~HOST_INTR_DNLD_DONE; + dev_dbg(adapter->dev, "info: TX DNLD Done\n"); + ret = mwifiex_pcie_send_data_complete(adapter); + if (ret) + return ret; } - if (adapter->int_status & HOST_INTR_UPLD_RDY) { - adapter->int_status &= ~HOST_INTR_UPLD_RDY; + if (pcie_ireg & HOST_INTR_UPLD_RDY) { + pcie_ireg &= ~HOST_INTR_UPLD_RDY; dev_dbg(adapter->dev, "info: Rx DATA\n"); ret = mwifiex_pcie_process_recv_data(adapter); if (ret) return ret; } - if (adapter->int_status & HOST_INTR_EVENT_RDY) { - adapter->int_status &= ~HOST_INTR_EVENT_RDY; + if (pcie_ireg & HOST_INTR_EVENT_RDY) { + pcie_ireg &= ~HOST_INTR_EVENT_RDY; dev_dbg(adapter->dev, "info: Rx EVENT\n"); ret = mwifiex_pcie_process_event_ready(adapter); if (ret) return ret; } - if (adapter->int_status & HOST_INTR_CMD_DONE) { - adapter->int_status &= ~HOST_INTR_CMD_DONE; + if (pcie_ireg & HOST_INTR_CMD_DONE) { + pcie_ireg &= ~HOST_INTR_CMD_DONE; if (adapter->cmd_sent) { - dev_dbg(adapter->dev, "info: CMD sent Interrupt\n"); + dev_dbg(adapter->dev, + "info: CMD sent Interrupt\n"); adapter->cmd_sent = false; } /* Handle command response */ @@ -1634,26 +2121,27 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (mwifiex_pcie_ok_to_access_hw(adapter)) { if (mwifiex_read_reg(adapter, PCIE_HOST_INT_STATUS, &pcie_ireg)) { - dev_warn(adapter->dev, "Read register failed\n"); + dev_warn(adapter->dev, + "Read register failed\n"); return -1; } if ((pcie_ireg != 0xFFFFFFFF) && (pcie_ireg)) { if (mwifiex_write_reg(adapter, - PCIE_HOST_INT_STATUS, ~pcie_ireg)) { - dev_warn(adapter->dev, "Write register" - " failed\n"); + PCIE_HOST_INT_STATUS, + ~pcie_ireg)) { + dev_warn(adapter->dev, + "Write register failed\n"); return -1; } - adapter->int_status |= pcie_ireg; - adapter->int_status &= HOST_INTR_MASK; } } } dev_dbg(adapter->dev, "info: cmd_sent=%d data_sent=%d\n", - adapter->cmd_sent, adapter->data_sent); - mwifiex_pcie_enable_host_int(adapter); + adapter->cmd_sent, adapter->data_sent); + if (adapter->ps_state != PS_STATE_SLEEP) + mwifiex_pcie_enable_host_int(adapter); return 0; } @@ -1672,14 +2160,13 @@ static int mwifiex_pcie_host_to_card(struct mwifiex_adapter *adapter, u8 type, struct sk_buff *skb, struct mwifiex_tx_param *tx_param) { - if (!adapter || !skb) { - dev_err(adapter->dev, "Invalid parameter in %s <%p, %p>\n", - __func__, adapter, skb); + if (!skb) { + dev_err(adapter->dev, "Passed NULL skb to %s\n", __func__); return -1; } if (type == MWIFIEX_TYPE_DATA) - return mwifiex_pcie_send_data(adapter, skb); + return mwifiex_pcie_send_data(adapter, skb, tx_param); else if (type == MWIFIEX_TYPE_CMD) return mwifiex_pcie_send_cmd(adapter, skb); @@ -1701,6 +2188,7 @@ static int mwifiex_pcie_init(struct mwifiex_adapter *adapter) struct pcie_service_card *card = adapter->card; int ret; struct pci_dev *pdev = card->dev; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; pci_set_drvdata(pdev, card); @@ -1731,6 +2219,7 @@ static int mwifiex_pcie_init(struct mwifiex_adapter *adapter) card->pci_mmap = pci_iomap(pdev, 0, 0); if (!card->pci_mmap) { dev_err(adapter->dev, "iomap(0) error\n"); + ret = -EIO; goto err_iomap0; } ret = pci_request_region(pdev, 2, DRV_NAME); @@ -1741,11 +2230,13 @@ static int mwifiex_pcie_init(struct mwifiex_adapter *adapter) card->pci_mmap1 = pci_iomap(pdev, 2, 0); if (!card->pci_mmap1) { dev_err(adapter->dev, "iomap(2) error\n"); + ret = -EIO; goto err_iomap2; } - dev_dbg(adapter->dev, "PCI memory map Virt0: %p PCI memory map Virt2: " - "%p\n", card->pci_mmap, card->pci_mmap1); + dev_dbg(adapter->dev, + "PCI memory map Virt0: %p PCI memory map Virt2: %p\n", + card->pci_mmap, card->pci_mmap1); card->cmdrsp_buf = NULL; ret = mwifiex_pcie_create_txbd_ring(adapter); @@ -1760,10 +2251,13 @@ static int mwifiex_pcie_init(struct mwifiex_adapter *adapter) ret = mwifiex_pcie_alloc_cmdrsp_buf(adapter); if (ret) goto err_alloc_cmdbuf; - ret = mwifiex_pcie_alloc_sleep_cookie_buf(adapter); - if (ret) - goto err_alloc_cookie; - + if (reg->sleep_cookie) { + ret = mwifiex_pcie_alloc_sleep_cookie_buf(adapter); + if (ret) + goto err_alloc_cookie; + } else { + card->sleep_cookie_vbase = NULL; + } return ret; err_alloc_cookie: @@ -1804,28 +2298,24 @@ static void mwifiex_pcie_cleanup(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; struct pci_dev *pdev = card->dev; + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; - mwifiex_pcie_delete_sleep_cookie_buf(adapter); - mwifiex_pcie_delete_cmdrsp_buf(adapter); - mwifiex_pcie_delete_evtbd_ring(adapter); - mwifiex_pcie_delete_rxbd_ring(adapter); - mwifiex_pcie_delete_txbd_ring(adapter); - card->cmdrsp_buf = NULL; - - dev_dbg(adapter->dev, "Clearing driver ready signature\n"); if (user_rmmod) { - if (mwifiex_write_reg(adapter, REG_DRV_READY, 0x00000000)) - dev_err(adapter->dev, "Failed to write driver not-ready signature\n"); + dev_dbg(adapter->dev, "Clearing driver ready signature\n"); + if (mwifiex_write_reg(adapter, reg->drv_rdy, 0x00000000)) + dev_err(adapter->dev, + "Failed to write driver not-ready signature\n"); } if (pdev) { pci_iounmap(pdev, card->pci_mmap); pci_iounmap(pdev, card->pci_mmap1); - - pci_release_regions(pdev); pci_disable_device(pdev); + pci_release_region(pdev, 2); + pci_release_region(pdev, 0); pci_set_drvdata(pdev, NULL); } + kfree(card); } /* @@ -1851,7 +2341,8 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) } adapter->dev = &pdev->dev; - strcpy(adapter->fw_name, PCIE8766_DEFAULT_FW_NAME); + adapter->tx_buf_size = card->pcie.tx_buf_size; + strcpy(adapter->fw_name, card->pcie.firmware); return 0; } @@ -1865,10 +2356,21 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; + const struct mwifiex_pcie_card_reg *reg; if (card) { dev_dbg(adapter->dev, "%s(): calling free_irq()\n", __func__); free_irq(card->dev->irq, card->dev); + + reg = card->pcie.reg; + if (reg->sleep_cookie) + mwifiex_pcie_delete_sleep_cookie_buf(adapter); + + mwifiex_pcie_delete_cmdrsp_buf(adapter); + mwifiex_pcie_delete_evtbd_ring(adapter); + mwifiex_pcie_delete_rxbd_ring(adapter); + mwifiex_pcie_delete_txbd_ring(adapter); + card->cmdrsp_buf = NULL; } } @@ -1890,6 +2392,8 @@ static struct mwifiex_if_ops pcie_ops = { .event_complete = mwifiex_pcie_event_complete, .update_mp_end_port = NULL, .cleanup_mpa_buf = NULL, + .init_fw_port = mwifiex_pcie_init_fw_port, + .clean_pcie_ring = mwifiex_clean_pcie_ring_buf, }; /* @@ -1902,7 +2406,7 @@ static int mwifiex_pcie_init_module(void) { int ret; - pr_debug("Marvell 8766 PCIe Driver\n"); + pr_debug("Marvell PCIe Driver\n"); sema_init(&add_remove_card_sem, 1); @@ -1945,4 +2449,5 @@ MODULE_AUTHOR("Marvell International Ltd."); MODULE_DESCRIPTION("Marvell WiFi-Ex PCI-Express Driver version " PCIE_VERSION); MODULE_VERSION(PCIE_VERSION); MODULE_LICENSE("GPL v2"); -MODULE_FIRMWARE("mrvl/pcie8766_uapsta.bin"); +MODULE_FIRMWARE(PCIE8766_DEFAULT_FW_NAME); +MODULE_FIRMWARE(PCIE8897_DEFAULT_FW_NAME); diff --git a/drivers/net/wireless/mwifiex/pcie.h b/drivers/net/wireless/mwifiex/pcie.h index 445ff21772e..e8ec561f8a6 100644 --- a/drivers/net/wireless/mwifiex/pcie.h +++ b/drivers/net/wireless/mwifiex/pcie.h @@ -29,6 +29,11 @@ #include "main.h" #define PCIE8766_DEFAULT_FW_NAME "mrvl/pcie8766_uapsta.bin" +#define PCIE8897_DEFAULT_FW_NAME "mrvl/pcie8897_uapsta.bin" + +#define PCIE_VENDOR_ID_MARVELL (0x11ab) +#define PCIE_DEVICE_ID_MARVELL_88W8766P (0x2b30) +#define PCIE_DEVICE_ID_MARVELL_88W8897 (0x2b38) /* Constants for Buffer Descriptor (BD) rings */ #define MWIFIEX_MAX_TXRX_BD 0x20 @@ -48,15 +53,17 @@ #define PCIE_HOST_INT_STATUS_MASK 0xC3C #define PCIE_SCRATCH_2_REG 0xC40 #define PCIE_SCRATCH_3_REG 0xC44 -#define PCIE_SCRATCH_4_REG 0xCC0 -#define PCIE_SCRATCH_5_REG 0xCC4 -#define PCIE_SCRATCH_6_REG 0xCC8 -#define PCIE_SCRATCH_7_REG 0xCCC -#define PCIE_SCRATCH_8_REG 0xCD0 -#define PCIE_SCRATCH_9_REG 0xCD4 -#define PCIE_SCRATCH_10_REG 0xCD8 -#define PCIE_SCRATCH_11_REG 0xCDC -#define PCIE_SCRATCH_12_REG 0xCE0 +#define PCIE_SCRATCH_4_REG 0xCD0 +#define PCIE_SCRATCH_5_REG 0xCD4 +#define PCIE_SCRATCH_6_REG 0xCD8 +#define PCIE_SCRATCH_7_REG 0xCDC +#define PCIE_SCRATCH_8_REG 0xCE0 +#define PCIE_SCRATCH_9_REG 0xCE4 +#define PCIE_SCRATCH_10_REG 0xCE8 +#define PCIE_SCRATCH_11_REG 0xCEC +#define PCIE_SCRATCH_12_REG 0xCF0 +#define PCIE_RD_DATA_PTR_Q0_Q1 0xC08C +#define PCIE_WR_DATA_PTR_Q0_Q1 0xC05C #define CPU_INTR_DNLD_RDY BIT(0) #define CPU_INTR_DOOR_BELL BIT(1) @@ -75,27 +82,14 @@ #define MWIFIEX_BD_FLAG_ROLLOVER_IND BIT(7) #define MWIFIEX_BD_FLAG_FIRST_DESC BIT(0) #define MWIFIEX_BD_FLAG_LAST_DESC BIT(1) -#define REG_CMD_ADDR_LO PCIE_SCRATCH_0_REG -#define REG_CMD_ADDR_HI PCIE_SCRATCH_1_REG -#define REG_CMD_SIZE PCIE_SCRATCH_2_REG - -#define REG_CMDRSP_ADDR_LO PCIE_SCRATCH_4_REG -#define REG_CMDRSP_ADDR_HI PCIE_SCRATCH_5_REG - -/* TX buffer description read pointer */ -#define REG_TXBD_RDPTR PCIE_SCRATCH_6_REG -/* TX buffer description write pointer */ -#define REG_TXBD_WRPTR PCIE_SCRATCH_7_REG -/* RX buffer description read pointer */ -#define REG_RXBD_RDPTR PCIE_SCRATCH_8_REG -/* RX buffer description write pointer */ -#define REG_RXBD_WRPTR PCIE_SCRATCH_9_REG -/* Event buffer description read pointer */ -#define REG_EVTBD_RDPTR PCIE_SCRATCH_10_REG -/* Event buffer description write pointer */ -#define REG_EVTBD_WRPTR PCIE_SCRATCH_11_REG -/* Driver ready signature write pointer */ -#define REG_DRV_READY PCIE_SCRATCH_12_REG +#define MWIFIEX_BD_FLAG_SOP BIT(0) +#define MWIFIEX_BD_FLAG_EOP BIT(1) +#define MWIFIEX_BD_FLAG_XS_SOP BIT(2) +#define MWIFIEX_BD_FLAG_XS_EOP BIT(3) +#define MWIFIEX_BD_FLAG_EVT_ROLLOVER_IND BIT(7) +#define MWIFIEX_BD_FLAG_RX_ROLLOVER_IND BIT(10) +#define MWIFIEX_BD_FLAG_TX_START_PTR BIT(16) +#define MWIFIEX_BD_FLAG_TX_ROLLOVER_IND BIT(26) /* Max retry number of command write */ #define MAX_WRITE_IOMEM_RETRY 2 @@ -103,6 +97,128 @@ #define MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD 256 /* FW awake cookie after FW ready */ #define FW_AWAKE_COOKIE (0xAA55AA55) +#define MWIFIEX_DEF_SLEEP_COOKIE 0xBEEFBEEF +#define MWIFIEX_MAX_DELAY_COUNT 5 + +struct mwifiex_pcie_card_reg { + u16 cmd_addr_lo; + u16 cmd_addr_hi; + u16 fw_status; + u16 cmd_size; + u16 cmdrsp_addr_lo; + u16 cmdrsp_addr_hi; + u16 tx_rdptr; + u16 tx_wrptr; + u16 rx_rdptr; + u16 rx_wrptr; + u16 evt_rdptr; + u16 evt_wrptr; + u16 drv_rdy; + u16 tx_start_ptr; + u32 tx_mask; + u32 tx_wrap_mask; + u32 rx_mask; + u32 rx_wrap_mask; + u32 tx_rollover_ind; + u32 rx_rollover_ind; + u32 evt_rollover_ind; + u8 ring_flag_sop; + u8 ring_flag_eop; + u8 ring_flag_xs_sop; + u8 ring_flag_xs_eop; + u32 ring_tx_start_ptr; + u8 pfu_enabled; + u8 sleep_cookie; +}; + +static const struct mwifiex_pcie_card_reg mwifiex_reg_8766 = { + .cmd_addr_lo = PCIE_SCRATCH_0_REG, + .cmd_addr_hi = PCIE_SCRATCH_1_REG, + .cmd_size = PCIE_SCRATCH_2_REG, + .fw_status = PCIE_SCRATCH_3_REG, + .cmdrsp_addr_lo = PCIE_SCRATCH_4_REG, + .cmdrsp_addr_hi = PCIE_SCRATCH_5_REG, + .tx_rdptr = PCIE_SCRATCH_6_REG, + .tx_wrptr = PCIE_SCRATCH_7_REG, + .rx_rdptr = PCIE_SCRATCH_8_REG, + .rx_wrptr = PCIE_SCRATCH_9_REG, + .evt_rdptr = PCIE_SCRATCH_10_REG, + .evt_wrptr = PCIE_SCRATCH_11_REG, + .drv_rdy = PCIE_SCRATCH_12_REG, + .tx_start_ptr = 0, + .tx_mask = MWIFIEX_TXBD_MASK, + .tx_wrap_mask = 0, + .rx_mask = MWIFIEX_RXBD_MASK, + .rx_wrap_mask = 0, + .tx_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .rx_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .evt_rollover_ind = MWIFIEX_BD_FLAG_ROLLOVER_IND, + .ring_flag_sop = 0, + .ring_flag_eop = 0, + .ring_flag_xs_sop = 0, + .ring_flag_xs_eop = 0, + .ring_tx_start_ptr = 0, + .pfu_enabled = 0, + .sleep_cookie = 1, +}; + +static const struct mwifiex_pcie_card_reg mwifiex_reg_8897 = { + .cmd_addr_lo = PCIE_SCRATCH_0_REG, + .cmd_addr_hi = PCIE_SCRATCH_1_REG, + .cmd_size = PCIE_SCRATCH_2_REG, + .fw_status = PCIE_SCRATCH_3_REG, + .cmdrsp_addr_lo = PCIE_SCRATCH_4_REG, + .cmdrsp_addr_hi = PCIE_SCRATCH_5_REG, + .tx_rdptr = PCIE_RD_DATA_PTR_Q0_Q1, + .tx_wrptr = PCIE_WR_DATA_PTR_Q0_Q1, + .rx_rdptr = PCIE_WR_DATA_PTR_Q0_Q1, + .rx_wrptr = PCIE_RD_DATA_PTR_Q0_Q1, + .evt_rdptr = PCIE_SCRATCH_10_REG, + .evt_wrptr = PCIE_SCRATCH_11_REG, + .drv_rdy = PCIE_SCRATCH_12_REG, + .tx_start_ptr = 16, + .tx_mask = 0x03FF0000, + .tx_wrap_mask = 0x07FF0000, + .rx_mask = 0x000003FF, + .rx_wrap_mask = 0x000007FF, + .tx_rollover_ind = MWIFIEX_BD_FLAG_TX_ROLLOVER_IND, + .rx_rollover_ind = MWIFIEX_BD_FLAG_RX_ROLLOVER_IND, + .evt_rollover_ind = MWIFIEX_BD_FLAG_EVT_ROLLOVER_IND, + .ring_flag_sop = MWIFIEX_BD_FLAG_SOP, + .ring_flag_eop = MWIFIEX_BD_FLAG_EOP, + .ring_flag_xs_sop = MWIFIEX_BD_FLAG_XS_SOP, + .ring_flag_xs_eop = MWIFIEX_BD_FLAG_XS_EOP, + .ring_tx_start_ptr = MWIFIEX_BD_FLAG_TX_START_PTR, + .pfu_enabled = 1, + .sleep_cookie = 0, +}; + +struct mwifiex_pcie_device { + const char *firmware; + const struct mwifiex_pcie_card_reg *reg; + u16 blksz_fw_dl; + u16 tx_buf_size; +}; + +static const struct mwifiex_pcie_device mwifiex_pcie8766 = { + .firmware = PCIE8766_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_8766, + .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, +}; + +static const struct mwifiex_pcie_device mwifiex_pcie8897 = { + .firmware = PCIE8897_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_8897, + .blksz_fw_dl = MWIFIEX_PCIE_BLOCK_SIZE_FW_DNLD, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, +}; + +struct mwifiex_evt_buf_desc { + u64 paddr; + u16 len; + u16 flags; +} __packed; struct mwifiex_pcie_buf_desc { u64 paddr; @@ -110,39 +226,100 @@ struct mwifiex_pcie_buf_desc { u16 flags; } __packed; +struct mwifiex_pfu_buf_desc { + u16 flags; + u16 offset; + u16 frag_len; + u16 len; + u64 paddr; + u32 reserved; +} __packed; + struct pcie_service_card { struct pci_dev *dev; struct mwifiex_adapter *adapter; + struct mwifiex_pcie_device pcie; + u8 txbd_flush; u32 txbd_wrptr; u32 txbd_rdptr; u32 txbd_ring_size; u8 *txbd_ring_vbase; - phys_addr_t txbd_ring_pbase; - struct mwifiex_pcie_buf_desc *txbd_ring[MWIFIEX_MAX_TXRX_BD]; + dma_addr_t txbd_ring_pbase; + void *txbd_ring[MWIFIEX_MAX_TXRX_BD]; struct sk_buff *tx_buf_list[MWIFIEX_MAX_TXRX_BD]; u32 rxbd_wrptr; u32 rxbd_rdptr; u32 rxbd_ring_size; u8 *rxbd_ring_vbase; - phys_addr_t rxbd_ring_pbase; - struct mwifiex_pcie_buf_desc *rxbd_ring[MWIFIEX_MAX_TXRX_BD]; + dma_addr_t rxbd_ring_pbase; + void *rxbd_ring[MWIFIEX_MAX_TXRX_BD]; struct sk_buff *rx_buf_list[MWIFIEX_MAX_TXRX_BD]; u32 evtbd_wrptr; u32 evtbd_rdptr; u32 evtbd_ring_size; u8 *evtbd_ring_vbase; - phys_addr_t evtbd_ring_pbase; - struct mwifiex_pcie_buf_desc *evtbd_ring[MWIFIEX_MAX_EVT_BD]; + dma_addr_t evtbd_ring_pbase; + void *evtbd_ring[MWIFIEX_MAX_EVT_BD]; struct sk_buff *evt_buf_list[MWIFIEX_MAX_EVT_BD]; struct sk_buff *cmd_buf; struct sk_buff *cmdrsp_buf; - struct sk_buff *sleep_cookie; + u8 *sleep_cookie_vbase; + dma_addr_t sleep_cookie_pbase; void __iomem *pci_mmap; void __iomem *pci_mmap1; }; +static inline int +mwifiex_pcie_txbd_empty(struct pcie_service_card *card, u32 rdptr) +{ + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + switch (card->dev->device) { + case PCIE_DEVICE_ID_MARVELL_88W8766P: + if (((card->txbd_wrptr & reg->tx_mask) == + (rdptr & reg->tx_mask)) && + ((card->txbd_wrptr & reg->tx_rollover_ind) != + (rdptr & reg->tx_rollover_ind))) + return 1; + break; + case PCIE_DEVICE_ID_MARVELL_88W8897: + if (((card->txbd_wrptr & reg->tx_mask) == + (rdptr & reg->tx_mask)) && + ((card->txbd_wrptr & reg->tx_rollover_ind) == + (rdptr & reg->tx_rollover_ind))) + return 1; + break; + } + + return 0; +} + +static inline int +mwifiex_pcie_txbd_not_full(struct pcie_service_card *card) +{ + const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; + + switch (card->dev->device) { + case PCIE_DEVICE_ID_MARVELL_88W8766P: + if (((card->txbd_wrptr & reg->tx_mask) != + (card->txbd_rdptr & reg->tx_mask)) || + ((card->txbd_wrptr & reg->tx_rollover_ind) != + (card->txbd_rdptr & reg->tx_rollover_ind))) + return 1; + break; + case PCIE_DEVICE_ID_MARVELL_88W8897: + if (((card->txbd_wrptr & reg->tx_mask) != + (card->txbd_rdptr & reg->tx_mask)) || + ((card->txbd_wrptr & reg->tx_rollover_ind) == + (card->txbd_rdptr & reg->tx_rollover_ind))) + return 1; + break; + } + + return 0; +} #endif /* _MWIFIEX_PCIE_H */ diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index dae8dbb24a0..45c5b3450cf 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -28,7 +28,7 @@ /* The maximum number of channels the firmware can scan per command */ #define MWIFIEX_MAX_CHANNELS_PER_SPECIFIC_SCAN 14 -#define MWIFIEX_CHANNELS_PER_SCAN_CMD 4 +#define MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD 4 /* Memory needed to store a max sized Channel List TLV for a firmware scan */ #define CHAN_TLV_MAX_SIZE (sizeof(struct mwifiex_ie_types_header) \ @@ -125,7 +125,7 @@ mwifiex_is_rsn_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher) ieee_hdr.element_id == WLAN_EID_RSN))) { iebody = (struct ie_body *) (((u8 *) bss_desc->bcn_rsn_ie->data) + - RSN_GTK_OUI_OFFSET); + RSN_GTK_OUI_OFFSET); oui = &mwifiex_rsn_oui[cipher][0]; ret = mwifiex_search_oui_in_ie(iebody, oui); if (ret) @@ -148,8 +148,9 @@ mwifiex_is_wpa_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher) struct ie_body *iebody; u8 ret = MWIFIEX_OUI_NOT_PRESENT; - if (((bss_desc->bcn_wpa_ie) && ((*(bss_desc->bcn_wpa_ie)). - vend_hdr.element_id == WLAN_EID_WPA))) { + if (((bss_desc->bcn_wpa_ie) && + ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id == + WLAN_EID_VENDOR_SPECIFIC))) { iebody = (struct ie_body *) bss_desc->bcn_wpa_ie->data; oui = &mwifiex_wpa_oui[cipher][0]; ret = mwifiex_search_oui_in_ie(iebody, oui); @@ -163,8 +164,7 @@ mwifiex_is_wpa_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher) * This function compares two SSIDs and checks if they match. */ s32 -mwifiex_ssid_cmp(struct mwifiex_802_11_ssid *ssid1, - struct mwifiex_802_11_ssid *ssid2) +mwifiex_ssid_cmp(struct cfg80211_ssid *ssid1, struct cfg80211_ssid *ssid2) { if (!ssid1 || !ssid2 || (ssid1->ssid_len != ssid2->ssid_len)) return -1; @@ -176,8 +176,8 @@ mwifiex_ssid_cmp(struct mwifiex_802_11_ssid *ssid1, * compatible with it. */ static bool -mwifiex_is_network_compatible_for_wapi(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_wapi(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { if (priv->sec_info.wapi_enabled && (bss_desc->bcn_wapi_ie && @@ -193,19 +193,17 @@ mwifiex_is_network_compatible_for_wapi(struct mwifiex_private *priv, * scanned network is compatible with it. */ static bool -mwifiex_is_network_compatible_for_no_sec(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_no_sec(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED - && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled - && ((!bss_desc->bcn_wpa_ie) || + if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && + !priv->sec_info.wpa2_enabled && ((!bss_desc->bcn_wpa_ie) || ((*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id != - WLAN_EID_WPA)) - && ((!bss_desc->bcn_rsn_ie) || + WLAN_EID_VENDOR_SPECIFIC)) && + ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != - WLAN_EID_RSN)) - && !priv->sec_info.encryption_mode - && !bss_desc->privacy) { + WLAN_EID_RSN)) && + !priv->sec_info.encryption_mode && !bss_desc->privacy) { return true; } return false; @@ -216,12 +214,11 @@ mwifiex_is_network_compatible_for_no_sec(struct mwifiex_private *priv, * is compatible with it. */ static bool -mwifiex_is_network_compatible_for_static_wep(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_static_wep(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_ENABLED - && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled - && bss_desc->privacy) { + if (priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && + !priv->sec_info.wpa2_enabled && bss_desc->privacy) { return true; } return false; @@ -232,13 +229,13 @@ mwifiex_is_network_compatible_for_static_wep(struct mwifiex_private *priv, * compatible with it. */ static bool -mwifiex_is_network_compatible_for_wpa(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_wpa(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED - && priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled - && ((bss_desc->bcn_wpa_ie) && ((*(bss_desc->bcn_wpa_ie)).vend_hdr. - element_id == WLAN_EID_WPA)) + if (!priv->sec_info.wep_enabled && priv->sec_info.wpa_enabled && + !priv->sec_info.wpa2_enabled && ((bss_desc->bcn_wpa_ie) && + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id == WLAN_EID_VENDOR_SPECIFIC)) /* * Privacy bit may NOT be set in some APs like * LinkSys WRT54G && bss_desc->privacy @@ -253,8 +250,7 @@ mwifiex_is_network_compatible_for_wpa(struct mwifiex_private *priv, (bss_desc->bcn_rsn_ie) ? (*(bss_desc->bcn_rsn_ie)). ieee_hdr.element_id : 0, - (priv->sec_info.wep_status == - MWIFIEX_802_11_WEP_ENABLED) ? "e" : "d", + (priv->sec_info.wep_enabled) ? "e" : "d", (priv->sec_info.wpa_enabled) ? "e" : "d", (priv->sec_info.wpa2_enabled) ? "e" : "d", priv->sec_info.encryption_mode, @@ -269,18 +265,18 @@ mwifiex_is_network_compatible_for_wpa(struct mwifiex_private *priv, * compatible with it. */ static bool -mwifiex_is_network_compatible_for_wpa2(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_wpa2(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED - && !priv->sec_info.wpa_enabled && priv->sec_info.wpa2_enabled - && ((bss_desc->bcn_rsn_ie) && ((*(bss_desc->bcn_rsn_ie)).ieee_hdr. - element_id == WLAN_EID_RSN)) - /* - * Privacy bit may NOT be set in some APs like - * LinkSys WRT54G && bss_desc->privacy - */ - ) { + if (!priv->sec_info.wep_enabled && + !priv->sec_info.wpa_enabled && + priv->sec_info.wpa2_enabled && + ((bss_desc->bcn_rsn_ie) && + ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id == WLAN_EID_RSN))) { + /* + * Privacy bit may NOT be set in some APs like + * LinkSys WRT54G && bss_desc->privacy + */ dev_dbg(priv->adapter->dev, "info: %s: WPA2: " " wpa_ie=%#x wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s " "EncMode=%#x privacy=%#x\n", __func__, @@ -290,8 +286,7 @@ mwifiex_is_network_compatible_for_wpa2(struct mwifiex_private *priv, (bss_desc->bcn_rsn_ie) ? (*(bss_desc->bcn_rsn_ie)). ieee_hdr.element_id : 0, - (priv->sec_info.wep_status == - MWIFIEX_802_11_WEP_ENABLED) ? "e" : "d", + (priv->sec_info.wep_enabled) ? "e" : "d", (priv->sec_info.wpa_enabled) ? "e" : "d", (priv->sec_info.wpa2_enabled) ? "e" : "d", priv->sec_info.encryption_mode, @@ -306,17 +301,17 @@ mwifiex_is_network_compatible_for_wpa2(struct mwifiex_private *priv, * compatible with it. */ static bool -mwifiex_is_network_compatible_for_adhoc_aes(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_adhoc_aes(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED - && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled - && ((!bss_desc->bcn_wpa_ie) || ((*(bss_desc->bcn_wpa_ie)).vend_hdr. - element_id != WLAN_EID_WPA)) - && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr. - element_id != WLAN_EID_RSN)) - && !priv->sec_info.encryption_mode - && bss_desc->privacy) { + if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && + !priv->sec_info.wpa2_enabled && + ((!bss_desc->bcn_wpa_ie) || + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id != WLAN_EID_VENDOR_SPECIFIC)) && + ((!bss_desc->bcn_rsn_ie) || + ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != WLAN_EID_RSN)) && + !priv->sec_info.encryption_mode && bss_desc->privacy) { return true; } return false; @@ -327,17 +322,17 @@ mwifiex_is_network_compatible_for_adhoc_aes(struct mwifiex_private *priv, * is compatible with it. */ static bool -mwifiex_is_network_compatible_for_dynamic_wep(struct mwifiex_private *priv, - struct mwifiex_bssdescriptor *bss_desc) +mwifiex_is_bss_dynamic_wep(struct mwifiex_private *priv, + struct mwifiex_bssdescriptor *bss_desc) { - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED - && !priv->sec_info.wpa_enabled && !priv->sec_info.wpa2_enabled - && ((!bss_desc->bcn_wpa_ie) || ((*(bss_desc->bcn_wpa_ie)).vend_hdr. - element_id != WLAN_EID_WPA)) - && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr. - element_id != WLAN_EID_RSN)) - && priv->sec_info.encryption_mode - && bss_desc->privacy) { + if (!priv->sec_info.wep_enabled && !priv->sec_info.wpa_enabled && + !priv->sec_info.wpa2_enabled && + ((!bss_desc->bcn_wpa_ie) || + ((*(bss_desc->bcn_wpa_ie)). + vend_hdr.element_id != WLAN_EID_VENDOR_SPECIFIC)) && + ((!bss_desc->bcn_rsn_ie) || + ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id != WLAN_EID_RSN)) && + priv->sec_info.encryption_mode && bss_desc->privacy) { dev_dbg(priv->adapter->dev, "info: %s: dynamic " "WEP: wpa_ie=%#x wpa2_ie=%#x " "EncMode=%#x privacy=%#x\n", @@ -382,8 +377,9 @@ mwifiex_is_network_compatible(struct mwifiex_private *priv, bss_desc->disable_11n = false; /* Don't check for compatibility if roaming */ - if (priv->media_connected && (priv->bss_mode == NL80211_IFTYPE_STATION) - && (bss_desc->bss_mode == NL80211_IFTYPE_STATION)) + if (priv->media_connected && + (priv->bss_mode == NL80211_IFTYPE_STATION) && + (bss_desc->bss_mode == NL80211_IFTYPE_STATION)) return 0; if (priv->wps.session_enable) { @@ -392,32 +388,36 @@ mwifiex_is_network_compatible(struct mwifiex_private *priv, return 0; } - if (mwifiex_is_network_compatible_for_wapi(priv, bss_desc)) { + if (bss_desc->chan_sw_ie_present) { + dev_err(adapter->dev, + "Don't connect to AP with WLAN_EID_CHANNEL_SWITCH\n"); + return -1; + } + + if (mwifiex_is_bss_wapi(priv, bss_desc)) { dev_dbg(adapter->dev, "info: return success for WAPI AP\n"); return 0; } if (bss_desc->bss_mode == mode) { - if (mwifiex_is_network_compatible_for_no_sec(priv, bss_desc)) { + if (mwifiex_is_bss_no_sec(priv, bss_desc)) { /* No security */ return 0; - } else if (mwifiex_is_network_compatible_for_static_wep(priv, - bss_desc)) { + } else if (mwifiex_is_bss_static_wep(priv, bss_desc)) { /* Static WEP enabled */ dev_dbg(adapter->dev, "info: Disable 11n in WEP mode.\n"); bss_desc->disable_11n = true; return 0; - } else if (mwifiex_is_network_compatible_for_wpa(priv, - bss_desc)) { + } else if (mwifiex_is_bss_wpa(priv, bss_desc)) { /* WPA enabled */ - if (((priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN) - && bss_desc->bcn_ht_cap) - && !mwifiex_is_wpa_oui_present(bss_desc, - CIPHER_SUITE_CCMP)) { - - if (mwifiex_is_wpa_oui_present(bss_desc, - CIPHER_SUITE_TKIP)) { + if (((priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN) && + bss_desc->bcn_ht_cap) && + !mwifiex_is_wpa_oui_present(bss_desc, + CIPHER_SUITE_CCMP)) { + + if (mwifiex_is_wpa_oui_present + (bss_desc, CIPHER_SUITE_TKIP)) { dev_dbg(adapter->dev, "info: Disable 11n if AES " "is not supported by AP\n"); @@ -427,17 +427,16 @@ mwifiex_is_network_compatible(struct mwifiex_private *priv, } } return 0; - } else if (mwifiex_is_network_compatible_for_wpa2(priv, - bss_desc)) { + } else if (mwifiex_is_bss_wpa2(priv, bss_desc)) { /* WPA2 enabled */ - if (((priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN) - && bss_desc->bcn_ht_cap) - && !mwifiex_is_rsn_oui_present(bss_desc, - CIPHER_SUITE_CCMP)) { - - if (mwifiex_is_rsn_oui_present(bss_desc, - CIPHER_SUITE_TKIP)) { + if (((priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN) && + bss_desc->bcn_ht_cap) && + !mwifiex_is_rsn_oui_present(bss_desc, + CIPHER_SUITE_CCMP)) { + + if (mwifiex_is_rsn_oui_present + (bss_desc, CIPHER_SUITE_TKIP)) { dev_dbg(adapter->dev, "info: Disable 11n if AES " "is not supported by AP\n"); @@ -447,32 +446,26 @@ mwifiex_is_network_compatible(struct mwifiex_private *priv, } } return 0; - } else if (mwifiex_is_network_compatible_for_adhoc_aes(priv, - bss_desc)) { + } else if (mwifiex_is_bss_adhoc_aes(priv, bss_desc)) { /* Ad-hoc AES enabled */ return 0; - } else if (mwifiex_is_network_compatible_for_dynamic_wep(priv, - bss_desc)) { + } else if (mwifiex_is_bss_dynamic_wep(priv, bss_desc)) { /* Dynamic WEP enabled */ return 0; } /* Security doesn't match */ - dev_dbg(adapter->dev, "info: %s: failed: " - "wpa_ie=%#x wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s EncMode" - "=%#x privacy=%#x\n", - __func__, - (bss_desc->bcn_wpa_ie) ? - (*(bss_desc->bcn_wpa_ie)).vend_hdr. - element_id : 0, - (bss_desc->bcn_rsn_ie) ? - (*(bss_desc->bcn_rsn_ie)).ieee_hdr. - element_id : 0, - (priv->sec_info.wep_status == - MWIFIEX_802_11_WEP_ENABLED) ? "e" : "d", - (priv->sec_info.wpa_enabled) ? "e" : "d", - (priv->sec_info.wpa2_enabled) ? "e" : "d", - priv->sec_info.encryption_mode, bss_desc->privacy); + dev_dbg(adapter->dev, + "info: %s: failed: wpa_ie=%#x wpa2_ie=%#x WEP=%s " + "WPA=%s WPA2=%s EncMode=%#x privacy=%#x\n", __func__, + (bss_desc->bcn_wpa_ie) ? + (*(bss_desc->bcn_wpa_ie)).vend_hdr.element_id : 0, + (bss_desc->bcn_rsn_ie) ? + (*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id : 0, + (priv->sec_info.wep_enabled) ? "e" : "d", + (priv->sec_info.wpa_enabled) ? "e" : "d", + (priv->sec_info.wpa2_enabled) ? "e" : "d", + priv->sec_info.encryption_mode, bss_desc->privacy); return -1; } @@ -487,20 +480,19 @@ mwifiex_is_network_compatible(struct mwifiex_private *priv, * This routine is used for any scan that is not provided with a * specific channel list to scan. */ -static void +static int mwifiex_scan_create_channel_list(struct mwifiex_private *priv, - const struct mwifiex_user_scan_cfg - *user_scan_in, - struct mwifiex_chan_scan_param_set - *scan_chan_list, - u8 filtered_scan) + const struct mwifiex_user_scan_cfg + *user_scan_in, + struct mwifiex_chan_scan_param_set + *scan_chan_list, + u8 filtered_scan) { enum ieee80211_band band; struct ieee80211_supported_band *sband; struct ieee80211_channel *ch; struct mwifiex_adapter *adapter = priv->adapter; int chan_idx = 0, i; - u8 scan_type; for (band = 0; (band < IEEE80211_NUM_BANDS) ; band++) { @@ -514,19 +506,20 @@ mwifiex_scan_create_channel_list(struct mwifiex_private *priv, if (ch->flags & IEEE80211_CHAN_DISABLED) continue; scan_chan_list[chan_idx].radio_type = band; - scan_type = ch->flags & IEEE80211_CHAN_PASSIVE_SCAN; + if (user_scan_in && - user_scan_in->chan_list[0].scan_time) + user_scan_in->chan_list[0].scan_time) scan_chan_list[chan_idx].max_scan_time = cpu_to_le16((u16) user_scan_in-> chan_list[0].scan_time); - else if (scan_type == MWIFIEX_SCAN_TYPE_PASSIVE) + else if (ch->flags & IEEE80211_CHAN_NO_IR) scan_chan_list[chan_idx].max_scan_time = cpu_to_le16(adapter->passive_scan_time); else scan_chan_list[chan_idx].max_scan_time = cpu_to_le16(adapter->active_scan_time); - if (scan_type == MWIFIEX_SCAN_TYPE_PASSIVE) + + if (ch->flags & IEEE80211_CHAN_NO_IR) scan_chan_list[chan_idx].chan_scan_mode_bitmap |= MWIFIEX_PASSIVE_SCAN; else @@ -544,6 +537,38 @@ mwifiex_scan_create_channel_list(struct mwifiex_private *priv, } } + return chan_idx; +} + +/* This function appends rate TLV to scan config command. */ +static int +mwifiex_append_rate_tlv(struct mwifiex_private *priv, + struct mwifiex_scan_cmd_config *scan_cfg_out, + u8 radio) +{ + struct mwifiex_ie_types_rates_param_set *rates_tlv; + u8 rates[MWIFIEX_SUPPORTED_RATES], *tlv_pos; + u32 rates_size; + + memset(rates, 0, sizeof(rates)); + + tlv_pos = (u8 *)scan_cfg_out->tlv_buf + scan_cfg_out->tlv_buf_len; + + if (priv->scan_request) + rates_size = mwifiex_get_rates_from_cfg80211(priv, rates, + radio); + else + rates_size = mwifiex_get_supported_rates(priv, rates); + + dev_dbg(priv->adapter->dev, "info: SCAN_CMD: Rates size = %d\n", + rates_size); + rates_tlv = (struct mwifiex_ie_types_rates_param_set *)tlv_pos; + rates_tlv->header.type = cpu_to_le16(WLAN_EID_SUPP_RATES); + rates_tlv->header.len = cpu_to_le16((u16) rates_size); + memcpy(rates_tlv->rates, rates, rates_size); + scan_cfg_out->tlv_buf_len += sizeof(rates_tlv->header) + rates_size; + + return rates_size; } /* @@ -563,13 +588,16 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, *chan_tlv_out, struct mwifiex_chan_scan_param_set *scan_chan_list) { + struct mwifiex_adapter *adapter = priv->adapter; int ret = 0; struct mwifiex_chan_scan_param_set *tmp_chan_list; struct mwifiex_chan_scan_param_set *start_chan; - - u32 tlv_idx; + struct cmd_ctrl_node *cmd_node, *tmp_node; + unsigned long flags; + u32 tlv_idx, rates_size, cmd_no; u32 total_scan_time; u32 done_early; + u8 radio_type; if (!scan_cfg_out || !chan_tlv_out || !scan_chan_list) { dev_dbg(priv->adapter->dev, @@ -578,6 +606,9 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, return -1; } + /* Check csa channel expiry before preparing scan list */ + mwifiex_11h_get_csa_closed_channel(priv); + chan_tlv_out->header.type = cpu_to_le16(TLV_TYPE_CHANLIST); /* Set the temp channel struct pointer to the start of the desired @@ -591,6 +622,7 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, tlv_idx = 0; total_scan_time = 0; + radio_type = 0; chan_tlv_out->header.len = 0; start_chan = tmp_chan_list; done_early = false; @@ -604,19 +636,25 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, * - done_early is set (controlling individual scanning of * 1,6,11) */ - while (tlv_idx < max_chan_per_scan - && tmp_chan_list->chan_number && !done_early) { + while (tlv_idx < max_chan_per_scan && + tmp_chan_list->chan_number && !done_early) { + + if (tmp_chan_list->chan_number == priv->csa_chan) { + tmp_chan_list++; + continue; + } + radio_type = tmp_chan_list->radio_type; dev_dbg(priv->adapter->dev, "info: Scan: Chan(%3d), Radio(%d)," " Mode(%d, %d), Dur(%d)\n", - tmp_chan_list->chan_number, - tmp_chan_list->radio_type, - tmp_chan_list->chan_scan_mode_bitmap - & MWIFIEX_PASSIVE_SCAN, - (tmp_chan_list->chan_scan_mode_bitmap - & MWIFIEX_DISABLE_CHAN_FILT) >> 1, - le16_to_cpu(tmp_chan_list->max_scan_time)); + tmp_chan_list->chan_number, + tmp_chan_list->radio_type, + tmp_chan_list->chan_scan_mode_bitmap + & MWIFIEX_PASSIVE_SCAN, + (tmp_chan_list->chan_scan_mode_bitmap + & MWIFIEX_DISABLE_CHAN_FILT) >> 1, + le16_to_cpu(tmp_chan_list->max_scan_time)); /* Copy the current channel TLV to the command being prepared */ @@ -626,9 +664,8 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, /* Increment the TLV header length by the size appended */ - chan_tlv_out->header.len = - cpu_to_le16(le16_to_cpu(chan_tlv_out->header.len) + - (sizeof(chan_tlv_out->chan_scan_param))); + le16_add_cpu(&chan_tlv_out->header.len, + sizeof(chan_tlv_out->chan_scan_param)); /* * The tlv buffer length is set to the number of bytes @@ -658,9 +695,10 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, /* Stop the loop if the *current* channel is in the 1,6,11 set and we are not filtering on a BSSID or SSID. */ - if (!filtered_scan && (tmp_chan_list->chan_number == 1 - || tmp_chan_list->chan_number == 6 - || tmp_chan_list->chan_number == 11)) + if (!filtered_scan && + (tmp_chan_list->chan_number == 1 || + tmp_chan_list->chan_number == 6 || + tmp_chan_list->chan_number == 11)) done_early = true; /* Increment the tmp pointer to the next channel to @@ -670,9 +708,10 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, /* Stop the loop if the *next* channel is in the 1,6,11 set. This will cause it to be the only channel scanned on the next interation */ - if (!filtered_scan && (tmp_chan_list->chan_number == 1 - || tmp_chan_list->chan_number == 6 - || tmp_chan_list->chan_number == 11)) + if (!filtered_scan && + (tmp_chan_list->chan_number == 1 || + tmp_chan_list->chan_number == 6 || + tmp_chan_list->chan_number == 11)) done_early = true; } @@ -686,15 +725,41 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, break; } + rates_size = mwifiex_append_rate_tlv(priv, scan_cfg_out, + radio_type); + priv->adapter->scan_channels = start_chan; /* Send the scan command to the firmware with the specified cfg */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_SCAN, - HostCmd_ACT_GEN_SET, 0, - scan_cfg_out); - if (ret) + if (priv->adapter->ext_scan) + cmd_no = HostCmd_CMD_802_11_SCAN_EXT; + else + cmd_no = HostCmd_CMD_802_11_SCAN; + + ret = mwifiex_send_cmd(priv, cmd_no, HostCmd_ACT_GEN_SET, + 0, scan_cfg_out, false); + + /* rate IE is updated per scan command but same starting + * pointer is used each time so that rate IE from earlier + * scan_cfg_out->buf is overwritten with new one. + */ + scan_cfg_out->tlv_buf_len -= + sizeof(struct mwifiex_ie_types_header) + rates_size; + + if (ret) { + spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); + list_for_each_entry_safe(cmd_node, tmp_node, + &adapter->scan_pending_q, + list) { + list_del(&cmd_node->list); + cmd_node->wait_q_enabled = false; + mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + } + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); break; + } } if (ret) @@ -724,33 +789,29 @@ mwifiex_scan_channel_list(struct mwifiex_private *priv, * If the number of probes is not set, adapter default setting is used. */ static void -mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, - const struct mwifiex_user_scan_cfg *user_scan_in, - struct mwifiex_scan_cmd_config *scan_cfg_out, - struct mwifiex_ie_types_chan_list_param_set - **chan_list_out, - struct mwifiex_chan_scan_param_set - *scan_chan_list, - u8 *max_chan_per_scan, u8 *filtered_scan, - u8 *scan_current_only) +mwifiex_config_scan(struct mwifiex_private *priv, + const struct mwifiex_user_scan_cfg *user_scan_in, + struct mwifiex_scan_cmd_config *scan_cfg_out, + struct mwifiex_ie_types_chan_list_param_set **chan_list_out, + struct mwifiex_chan_scan_param_set *scan_chan_list, + u8 *max_chan_per_scan, u8 *filtered_scan, + u8 *scan_current_only) { struct mwifiex_adapter *adapter = priv->adapter; struct mwifiex_ie_types_num_probes *num_probes_tlv; struct mwifiex_ie_types_wildcard_ssid_params *wildcard_ssid_tlv; - struct mwifiex_ie_types_rates_param_set *rates_tlv; - const u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; + struct mwifiex_ie_types_bssid_list *bssid_tlv; u8 *tlv_pos; u32 num_probes; u32 ssid_len; u32 chan_idx; + u32 chan_num; u32 scan_type; u16 scan_dur; u8 channel; u8 radio_type; - u32 ssid_idx; + int i; u8 ssid_filter; - u8 rates[MWIFIEX_SUPPORTED_RATES]; - u32 rates_size; struct mwifiex_ie_types_htcap *ht_cap; /* The tlv_buf_len is calculated for each scan command. The TLVs added @@ -802,14 +863,19 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, user_scan_in->specific_bssid, sizeof(scan_cfg_out->specific_bssid)); - for (ssid_idx = 0; - ((ssid_idx < ARRAY_SIZE(user_scan_in->ssid_list)) - && (*user_scan_in->ssid_list[ssid_idx].ssid - || user_scan_in->ssid_list[ssid_idx].max_len)); - ssid_idx++) { + if (adapter->ext_scan && + !is_zero_ether_addr(scan_cfg_out->specific_bssid)) { + bssid_tlv = + (struct mwifiex_ie_types_bssid_list *)tlv_pos; + bssid_tlv->header.type = cpu_to_le16(TLV_TYPE_BSSID); + bssid_tlv->header.len = cpu_to_le16(ETH_ALEN); + memcpy(bssid_tlv->bssid, user_scan_in->specific_bssid, + ETH_ALEN); + tlv_pos += sizeof(struct mwifiex_ie_types_bssid_list); + } - ssid_len = strlen(user_scan_in->ssid_list[ssid_idx]. - ssid) + 1; + for (i = 0; i < user_scan_in->num_ssids; i++) { + ssid_len = user_scan_in->ssid_list[i].ssid_len; wildcard_ssid_tlv = (struct mwifiex_ie_types_wildcard_ssid_params *) @@ -819,18 +885,27 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, wildcard_ssid_tlv->header.len = cpu_to_le16( (u16) (ssid_len + sizeof(wildcard_ssid_tlv-> max_ssid_length))); - wildcard_ssid_tlv->max_ssid_length = - user_scan_in->ssid_list[ssid_idx].max_len; + + /* + * max_ssid_length = 0 tells firmware to perform + * specific scan for the SSID filled, whereas + * max_ssid_length = IEEE80211_MAX_SSID_LEN is for + * wildcard scan. + */ + if (ssid_len) + wildcard_ssid_tlv->max_ssid_length = 0; + else + wildcard_ssid_tlv->max_ssid_length = + IEEE80211_MAX_SSID_LEN; memcpy(wildcard_ssid_tlv->ssid, - user_scan_in->ssid_list[ssid_idx].ssid, - ssid_len); + user_scan_in->ssid_list[i].ssid, ssid_len); tlv_pos += (sizeof(wildcard_ssid_tlv->header) + le16_to_cpu(wildcard_ssid_tlv->header.len)); - dev_dbg(adapter->dev, "info: scan: ssid_list[%d]: %s, %d\n", - ssid_idx, wildcard_ssid_tlv->ssid, + dev_dbg(adapter->dev, "info: scan: ssid[%d]: %s, %d\n", + i, wildcard_ssid_tlv->ssid, wildcard_ssid_tlv->max_ssid_length); /* Empty wildcard ssid with a maxlen will match many or @@ -839,7 +914,6 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, filtered. */ if (!ssid_len && wildcard_ssid_tlv->max_ssid_length) ssid_filter = false; - } /* @@ -848,9 +922,8 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, * truncate scan results. That is not an issue with an SSID * or BSSID filter applied to the scan results in the firmware. */ - if ((ssid_idx && ssid_filter) - || memcmp(scan_cfg_out->specific_bssid, &zero_mac, - sizeof(zero_mac))) + if ((i && ssid_filter) || + !is_zero_ether_addr(scan_cfg_out->specific_bssid)) *filtered_scan = true; } else { scan_cfg_out->bss_mode = (u8) adapter->scan_mode; @@ -864,14 +937,14 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, if (*filtered_scan) *max_chan_per_scan = MWIFIEX_MAX_CHANNELS_PER_SPECIFIC_SCAN; else - *max_chan_per_scan = MWIFIEX_CHANNELS_PER_SCAN_CMD; + *max_chan_per_scan = MWIFIEX_DEF_CHANNELS_PER_SCAN_CMD; /* If the input config or adapter has the number of Probes set, add tlv */ if (num_probes) { dev_dbg(adapter->dev, "info: scan: num_probes = %d\n", - num_probes); + num_probes); num_probes_tlv = (struct mwifiex_ie_types_num_probes *) tlv_pos; num_probes_tlv->header.type = cpu_to_le16(TLV_TYPE_NUMPROBES); @@ -884,22 +957,9 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, } - /* Append rates tlv */ - memset(rates, 0, sizeof(rates)); - - rates_size = mwifiex_get_supported_rates(priv, rates); - - rates_tlv = (struct mwifiex_ie_types_rates_param_set *) tlv_pos; - rates_tlv->header.type = cpu_to_le16(WLAN_EID_SUPP_RATES); - rates_tlv->header.len = cpu_to_le16((u16) rates_size); - memcpy(rates_tlv->rates, rates, rates_size); - tlv_pos += sizeof(rates_tlv->header) + rates_size; - - dev_dbg(adapter->dev, "info: SCAN_CMD: Rates size = %d\n", rates_size); - - if (ISSUPP_11NENABLED(priv->adapter->fw_cap_info) - && (priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN)) { + if (ISSUPP_11NENABLED(priv->adapter->fw_cap_info) && + (priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN)) { ht_cap = (struct mwifiex_ie_types_htcap *) tlv_pos; memset(ht_cap, 0, sizeof(struct mwifiex_ie_types_htcap)); ht_cap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); @@ -907,7 +967,7 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, cpu_to_le16(sizeof(struct ieee80211_ht_cap)); radio_type = mwifiex_band_to_radio_type(priv->adapter->config_bands); - mwifiex_fill_cap_info(priv, radio_type, ht_cap); + mwifiex_fill_cap_info(priv, radio_type, &ht_cap->ht_cap); tlv_pos += sizeof(struct mwifiex_ie_types_htcap); } @@ -928,8 +988,8 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, dev_dbg(adapter->dev, "info: Scan: Using supplied channel list\n"); for (chan_idx = 0; - chan_idx < MWIFIEX_USER_SCAN_CHAN_MAX - && user_scan_in->chan_list[chan_idx].chan_number; + chan_idx < MWIFIEX_USER_SCAN_CHAN_MAX && + user_scan_in->chan_list[chan_idx].chan_number; chan_idx++) { channel = user_scan_in->chan_list[chan_idx].chan_number; @@ -950,6 +1010,11 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, chan_idx)->chan_scan_mode_bitmap &= ~MWIFIEX_PASSIVE_SCAN; + if (*filtered_scan) + (scan_chan_list + + chan_idx)->chan_scan_mode_bitmap + |= MWIFIEX_DISABLE_CHAN_FILT; + if (user_scan_in->chan_list[chan_idx].scan_time) { scan_dur = (u16) user_scan_in-> chan_list[chan_idx].scan_time; @@ -969,21 +1034,28 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv, } /* Check if we are only scanning the current channel */ - if ((chan_idx == 1) - && (user_scan_in->chan_list[0].chan_number - == priv->curr_bss_params.bss_descriptor.channel)) { + if ((chan_idx == 1) && + (user_scan_in->chan_list[0].chan_number == + priv->curr_bss_params.bss_descriptor.channel)) { *scan_current_only = true; dev_dbg(adapter->dev, "info: Scan: Scanning current channel only\n"); } - + chan_num = chan_idx; } else { dev_dbg(adapter->dev, - "info: Scan: Creating full region channel list\n"); - mwifiex_scan_create_channel_list(priv, user_scan_in, - scan_chan_list, - *filtered_scan); + "info: Scan: Creating full region channel list\n"); + chan_num = mwifiex_scan_create_channel_list(priv, user_scan_in, + scan_chan_list, + *filtered_scan); } + + /* + * In associated state we will reduce the number of channels scanned per + * scan command to 1 to avoid any traffic delay/loss. + */ + if (priv->media_connected) + *max_chan_per_scan = 1; } /* @@ -1011,7 +1083,7 @@ mwifiex_ret_802_11_scan_get_tlv_ptrs(struct mwifiex_adapter *adapter, *tlv_data = NULL; dev_dbg(adapter->dev, "info: SCAN_RESP: tlv_buf_size = %d\n", - tlv_buf_size); + tlv_buf_size); while (tlv_buf_left >= sizeof(struct mwifiex_ie_types_header)) { @@ -1028,14 +1100,12 @@ mwifiex_ret_802_11_scan_get_tlv_ptrs(struct mwifiex_adapter *adapter, case TLV_TYPE_TSFTIMESTAMP: dev_dbg(adapter->dev, "info: SCAN_RESP: TSF " "timestamp TLV, len = %d\n", tlv_len); - *tlv_data = (struct mwifiex_ie_types_data *) - current_tlv; + *tlv_data = current_tlv; break; case TLV_TYPE_CHANNELBANDLIST: dev_dbg(adapter->dev, "info: SCAN_RESP: channel" " band list TLV, len = %d\n", tlv_len); - *tlv_data = (struct mwifiex_ie_types_data *) - current_tlv; + *tlv_data = current_tlv; break; default: dev_err(adapter->dev, @@ -1062,10 +1132,8 @@ mwifiex_ret_802_11_scan_get_tlv_ptrs(struct mwifiex_adapter *adapter, * This function parses provided beacon buffer and updates * respective fields in bss descriptor structure. */ -int -mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, - struct mwifiex_bssdescriptor *bss_entry, - u8 *ie_buf, u32 ie_len) +int mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, + struct mwifiex_bssdescriptor *bss_entry) { int ret = 0; u8 element_id; @@ -1087,10 +1155,8 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, found_data_rate_ie = false; rate_size = 0; - current_ptr = ie_buf; - bytes_left = ie_len; - bss_entry->beacon_buf = ie_buf; - bss_entry->beacon_buf_size = ie_len; + current_ptr = bss_entry->beacon_buf; + bytes_left = bss_entry->beacon_buf_size; /* Process variable IE */ while (bytes_left >= 2) { @@ -1108,8 +1174,9 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, bss_entry->ssid.ssid_len = element_len; memcpy(bss_entry->ssid.ssid, (current_ptr + 2), element_len); - dev_dbg(adapter->dev, "info: InterpretIE: ssid: " - "%-32s\n", bss_entry->ssid.ssid); + dev_dbg(adapter->dev, + "info: InterpretIE: ssid: %-32s\n", + bss_entry->ssid.ssid); break; case WLAN_EID_SUPP_RATES: @@ -1161,6 +1228,19 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, bss_entry->erp_flags = *(current_ptr + 2); break; + case WLAN_EID_PWR_CONSTRAINT: + bss_entry->local_constraint = *(current_ptr + 2); + bss_entry->sensed_11h = true; + break; + + case WLAN_EID_CHANNEL_SWITCH: + bss_entry->chan_sw_ie_present = true; + case WLAN_EID_PWR_CAPABILITY: + case WLAN_EID_TPC_REPORT: + case WLAN_EID_QUIET: + bss_entry->sensed_11h = true; + break; + case WLAN_EID_EXT_SUPP_RATES: /* * Only process extended supported rate @@ -1197,13 +1277,13 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, bss_entry->bcn_wpa_ie = (struct ieee_types_vendor_specific *) current_ptr; - bss_entry->wpa_offset = (u16) (current_ptr - - bss_entry->beacon_buf); + bss_entry->wpa_offset = (u16) + (current_ptr - bss_entry->beacon_buf); } else if (!memcmp(vendor_ie->vend_hdr.oui, wmm_oui, sizeof(wmm_oui))) { if (total_ie_len == - sizeof(struct ieee_types_wmm_parameter) - || total_ie_len == + sizeof(struct ieee_types_wmm_parameter) || + total_ie_len == sizeof(struct ieee_types_wmm_info)) /* * Only accept and copy the WMM IE if @@ -1234,27 +1314,46 @@ mwifiex_update_bss_desc_with_ie(struct mwifiex_adapter *adapter, sizeof(struct ieee_types_header) - bss_entry->beacon_buf); break; - case WLAN_EID_HT_INFORMATION: - bss_entry->bcn_ht_info = (struct ieee80211_ht_info *) - (current_ptr + + case WLAN_EID_HT_OPERATION: + bss_entry->bcn_ht_oper = + (struct ieee80211_ht_operation *)(current_ptr + sizeof(struct ieee_types_header)); bss_entry->ht_info_offset = (u16) (current_ptr + sizeof(struct ieee_types_header) - bss_entry->beacon_buf); break; + case WLAN_EID_VHT_CAPABILITY: + bss_entry->disable_11ac = false; + bss_entry->bcn_vht_cap = + (void *)(current_ptr + + sizeof(struct ieee_types_header)); + bss_entry->vht_cap_offset = + (u16)((u8 *)bss_entry->bcn_vht_cap - + bss_entry->beacon_buf); + break; + case WLAN_EID_VHT_OPERATION: + bss_entry->bcn_vht_oper = + (void *)(current_ptr + + sizeof(struct ieee_types_header)); + bss_entry->vht_info_offset = + (u16)((u8 *)bss_entry->bcn_vht_oper - + bss_entry->beacon_buf); + break; case WLAN_EID_BSS_COEX_2040: - bss_entry->bcn_bss_co_2040 = (u8 *) (current_ptr + - sizeof(struct ieee_types_header)); - bss_entry->bss_co_2040_offset = (u16) (current_ptr + - sizeof(struct ieee_types_header) - - bss_entry->beacon_buf); + bss_entry->bcn_bss_co_2040 = current_ptr; + bss_entry->bss_co_2040_offset = + (u16) (current_ptr - bss_entry->beacon_buf); break; case WLAN_EID_EXT_CAPABILITY: - bss_entry->bcn_ext_cap = (u8 *) (current_ptr + - sizeof(struct ieee_types_header)); - bss_entry->ext_cap_offset = (u16) (current_ptr + - sizeof(struct ieee_types_header) - - bss_entry->beacon_buf); + bss_entry->bcn_ext_cap = current_ptr; + bss_entry->ext_cap_offset = + (u16) (current_ptr - bss_entry->beacon_buf); + break; + case WLAN_EID_OPMODE_NOTIF: + bss_entry->oper_mode = (void *)current_ptr; + bss_entry->oper_mode_offset = + (u16)((u8 *)bss_entry->oper_mode - + bss_entry->beacon_buf); break; default: break; @@ -1293,15 +1392,14 @@ mwifiex_radio_type_to_band(u8 radio_type) * order to send the appropriate scan commands to firmware to populate or * update the internal driver scan table. */ -static int mwifiex_scan_networks(struct mwifiex_private *priv, - const struct mwifiex_user_scan_cfg *user_scan_in) +int mwifiex_scan_networks(struct mwifiex_private *priv, + const struct mwifiex_user_scan_cfg *user_scan_in) { - int ret = 0; + int ret; struct mwifiex_adapter *adapter = priv->adapter; struct cmd_ctrl_node *cmd_node; union mwifiex_scan_cmd_config_tlv *scan_cfg_out; struct mwifiex_ie_types_chan_list_param_set *chan_list_out; - u32 buf_size; struct mwifiex_chan_scan_param_set *scan_chan_list; u8 filtered_scan; u8 scan_current_chan_only; @@ -1309,40 +1407,39 @@ static int mwifiex_scan_networks(struct mwifiex_private *priv, unsigned long flags; if (adapter->scan_processing) { - dev_dbg(adapter->dev, "cmd: Scan already in process...\n"); - return ret; + dev_err(adapter->dev, "cmd: Scan already in process...\n"); + return -EBUSY; } - spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); - adapter->scan_processing = true; - spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); - if (priv->scan_block) { - dev_dbg(adapter->dev, + dev_err(adapter->dev, "cmd: Scan is blocked during association...\n"); - return ret; + return -EBUSY; } + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); + adapter->scan_processing = true; + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + scan_cfg_out = kzalloc(sizeof(union mwifiex_scan_cmd_config_tlv), - GFP_KERNEL); + GFP_KERNEL); if (!scan_cfg_out) { - dev_err(adapter->dev, "failed to alloc scan_cfg_out\n"); - return -ENOMEM; + ret = -ENOMEM; + goto done; } - buf_size = sizeof(struct mwifiex_chan_scan_param_set) * - MWIFIEX_USER_SCAN_CHAN_MAX; - scan_chan_list = kzalloc(buf_size, GFP_KERNEL); + scan_chan_list = kcalloc(MWIFIEX_USER_SCAN_CHAN_MAX, + sizeof(struct mwifiex_chan_scan_param_set), + GFP_KERNEL); if (!scan_chan_list) { - dev_err(adapter->dev, "failed to alloc scan_chan_list\n"); kfree(scan_cfg_out); - return -ENOMEM; + ret = -ENOMEM; + goto done; } - mwifiex_scan_setup_scan_config(priv, user_scan_in, - &scan_cfg_out->config, &chan_list_out, - scan_chan_list, &max_chan_per_scan, - &filtered_scan, &scan_current_chan_only); + mwifiex_config_scan(priv, user_scan_in, &scan_cfg_out->config, + &chan_list_out, scan_chan_list, &max_chan_per_scan, + &filtered_scan, &scan_current_chan_only); ret = mwifiex_scan_channel_list(priv, max_chan_per_scan, filtered_scan, &scan_cfg_out->config, chan_list_out, @@ -1353,52 +1450,37 @@ static int mwifiex_scan_networks(struct mwifiex_private *priv, spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); if (!list_empty(&adapter->scan_pending_q)) { cmd_node = list_first_entry(&adapter->scan_pending_q, - struct cmd_ctrl_node, list); + struct cmd_ctrl_node, list); list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->scan_pending_q_lock, - flags); - adapter->cmd_queued = cmd_node; + flags); mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); + queue_work(adapter->workqueue, &adapter->main_work); + + /* Perform internal scan synchronously */ + if (!priv->scan_request) { + dev_dbg(adapter->dev, "wait internal scan\n"); + mwifiex_wait_queue_complete(adapter, cmd_node); + } } else { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); } - } else { - spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); - adapter->scan_processing = true; - spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); } kfree(scan_cfg_out); kfree(scan_chan_list); +done: + if (ret) { + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); + adapter->scan_processing = false; + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + } return ret; } /* - * Sends IOCTL request to start a scan with user configurations. - * - * This function allocates the IOCTL request buffer, fills it - * with requisite parameters and calls the IOCTL handler. - * - * Upon completion, it also generates a wireless event to notify - * applications. - */ -int mwifiex_set_user_scan_ioctl(struct mwifiex_private *priv, - struct mwifiex_user_scan_cfg *scan_req) -{ - int status; - - priv->adapter->scan_wait_q_woken = false; - - status = mwifiex_scan_networks(priv, scan_req); - if (!status) - status = mwifiex_wait_queue_complete(priv->adapter); - - return status; -} - -/* * This function prepares a scan command to be sent to the firmware. * * This uses the scan command configuration sent to the command processing @@ -1445,52 +1527,38 @@ int mwifiex_check_network_compatibility(struct mwifiex_private *priv, if (!bss_desc) return -1; - if ((mwifiex_get_cfp_by_band_and_channel_from_cfg80211(priv, - (u8) bss_desc->bss_band, (u16) bss_desc->channel))) { + if ((mwifiex_get_cfp(priv, (u8) bss_desc->bss_band, + (u16) bss_desc->channel, 0))) { switch (priv->bss_mode) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_ADHOC: ret = mwifiex_is_network_compatible(priv, bss_desc, priv->bss_mode); if (ret) - dev_err(priv->adapter->dev, "cannot find ssid " - "%s\n", bss_desc->ssid.ssid); - break; + dev_err(priv->adapter->dev, + "Incompatible network settings\n"); + break; default: - ret = 0; + ret = 0; } } return ret; } -static int -mwifiex_update_curr_bss_params(struct mwifiex_private *priv, u8 *bssid, - s32 rssi, const u8 *ie_buf, size_t ie_len, - u16 beacon_period, u16 cap_info_bitmap, u8 band) +static int mwifiex_update_curr_bss_params(struct mwifiex_private *priv, + struct cfg80211_bss *bss) { - struct mwifiex_bssdescriptor *bss_desc = NULL; + struct mwifiex_bssdescriptor *bss_desc; int ret; unsigned long flags; - u8 *beacon_ie; /* Allocate and fill new bss descriptor */ - bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), - GFP_KERNEL); - if (!bss_desc) { - dev_err(priv->adapter->dev, " failed to alloc bss_desc\n"); - return -ENOMEM; - } - - beacon_ie = kmemdup(ie_buf, ie_len, GFP_KERNEL); - if (!beacon_ie) { - dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); + bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), GFP_KERNEL); + if (!bss_desc) return -ENOMEM; - } - ret = mwifiex_fill_new_bss_desc(priv, bssid, rssi, beacon_ie, - ie_len, beacon_period, - cap_info_bitmap, band, bss_desc); + ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); if (ret) goto done; @@ -1498,45 +1566,252 @@ mwifiex_update_curr_bss_params(struct mwifiex_private *priv, u8 *bssid, if (ret) goto done; - /* Update current bss descriptor parameters */ spin_lock_irqsave(&priv->curr_bcn_buf_lock, flags); - priv->curr_bss_params.bss_descriptor.bcn_wpa_ie = NULL; - priv->curr_bss_params.bss_descriptor.wpa_offset = 0; - priv->curr_bss_params.bss_descriptor.bcn_rsn_ie = NULL; - priv->curr_bss_params.bss_descriptor.rsn_offset = 0; - priv->curr_bss_params.bss_descriptor.bcn_wapi_ie = NULL; - priv->curr_bss_params.bss_descriptor.wapi_offset = 0; - priv->curr_bss_params.bss_descriptor.bcn_ht_cap = NULL; - priv->curr_bss_params.bss_descriptor.ht_cap_offset = - 0; - priv->curr_bss_params.bss_descriptor.bcn_ht_info = NULL; - priv->curr_bss_params.bss_descriptor.ht_info_offset = - 0; - priv->curr_bss_params.bss_descriptor.bcn_bss_co_2040 = - NULL; - priv->curr_bss_params.bss_descriptor. - bss_co_2040_offset = 0; - priv->curr_bss_params.bss_descriptor.bcn_ext_cap = NULL; - priv->curr_bss_params.bss_descriptor.ext_cap_offset = 0; - priv->curr_bss_params.bss_descriptor.beacon_buf = NULL; - priv->curr_bss_params.bss_descriptor.beacon_buf_size = - 0; - /* Make a copy of current BSSID descriptor */ memcpy(&priv->curr_bss_params.bss_descriptor, bss_desc, - sizeof(priv->curr_bss_params.bss_descriptor)); + sizeof(priv->curr_bss_params.bss_descriptor)); + + /* The contents of beacon_ie will be copied to its own buffer + * in mwifiex_save_curr_bcn() + */ mwifiex_save_curr_bcn(priv); spin_unlock_irqrestore(&priv->curr_bcn_buf_lock, flags); done: + /* beacon_ie buffer was allocated in function + * mwifiex_fill_new_bss_desc(). Free it now. + */ + kfree(bss_desc->beacon_buf); kfree(bss_desc); - kfree(beacon_ie); return 0; } -static void mwifiex_free_bss_priv(struct cfg80211_bss *bss) +static int +mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, + u32 *bytes_left, u64 fw_tsf, u8 *radio_type, + bool ext_scan, s32 rssi_val) { - kfree(bss->priv); + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_chan_freq_power *cfp; + struct cfg80211_bss *bss; + u8 bssid[ETH_ALEN]; + s32 rssi; + const u8 *ie_buf; + size_t ie_len; + u16 channel = 0; + u16 beacon_size = 0; + u32 curr_bcn_bytes; + u32 freq; + u16 beacon_period; + u16 cap_info_bitmap; + u8 *current_ptr; + u64 timestamp; + struct mwifiex_fixed_bcn_param *bcn_param; + struct mwifiex_bss_priv *bss_priv; + + if (*bytes_left >= sizeof(beacon_size)) { + /* Extract & convert beacon size from command buffer */ + memcpy(&beacon_size, *bss_info, sizeof(beacon_size)); + *bytes_left -= sizeof(beacon_size); + *bss_info += sizeof(beacon_size); + } + + if (!beacon_size || beacon_size > *bytes_left) { + *bss_info += *bytes_left; + *bytes_left = 0; + return -EFAULT; + } + + /* Initialize the current working beacon pointer for this BSS + * iteration + */ + current_ptr = *bss_info; + + /* Advance the return beacon pointer past the current beacon */ + *bss_info += beacon_size; + *bytes_left -= beacon_size; + + curr_bcn_bytes = beacon_size; + + /* First 5 fields are bssid, RSSI(for legacy scan only), + * time stamp, beacon interval, and capability information + */ + if (curr_bcn_bytes < ETH_ALEN + sizeof(u8) + + sizeof(struct mwifiex_fixed_bcn_param)) { + dev_err(adapter->dev, "InterpretIE: not enough bytes left\n"); + return -EFAULT; + } + + memcpy(bssid, current_ptr, ETH_ALEN); + current_ptr += ETH_ALEN; + curr_bcn_bytes -= ETH_ALEN; + + if (!ext_scan) { + rssi = (s32) *current_ptr; + rssi = (-rssi) * 100; /* Convert dBm to mBm */ + current_ptr += sizeof(u8); + curr_bcn_bytes -= sizeof(u8); + dev_dbg(adapter->dev, "info: InterpretIE: RSSI=%d\n", rssi); + } else { + rssi = rssi_val; + } + + bcn_param = (struct mwifiex_fixed_bcn_param *)current_ptr; + current_ptr += sizeof(*bcn_param); + curr_bcn_bytes -= sizeof(*bcn_param); + + timestamp = le64_to_cpu(bcn_param->timestamp); + beacon_period = le16_to_cpu(bcn_param->beacon_period); + + cap_info_bitmap = le16_to_cpu(bcn_param->cap_info_bitmap); + dev_dbg(adapter->dev, "info: InterpretIE: capabilities=0x%X\n", + cap_info_bitmap); + + /* Rest of the current buffer are IE's */ + ie_buf = current_ptr; + ie_len = curr_bcn_bytes; + dev_dbg(adapter->dev, "info: InterpretIE: IELength for this AP = %d\n", + curr_bcn_bytes); + + while (curr_bcn_bytes >= sizeof(struct ieee_types_header)) { + u8 element_id, element_len; + + element_id = *current_ptr; + element_len = *(current_ptr + 1); + if (curr_bcn_bytes < element_len + + sizeof(struct ieee_types_header)) { + dev_err(adapter->dev, + "%s: bytes left < IE length\n", __func__); + return -EFAULT; + } + if (element_id == WLAN_EID_DS_PARAMS) { + channel = *(current_ptr + + sizeof(struct ieee_types_header)); + break; + } + + current_ptr += element_len + sizeof(struct ieee_types_header); + curr_bcn_bytes -= element_len + + sizeof(struct ieee_types_header); + } + + if (channel) { + struct ieee80211_channel *chan; + u8 band; + + /* Skip entry if on csa closed channel */ + if (channel == priv->csa_chan) { + dev_dbg(adapter->dev, + "Dropping entry on csa closed channel\n"); + return 0; + } + + band = BAND_G; + if (radio_type) + band = mwifiex_radio_type_to_band(*radio_type & + (BIT(0) | BIT(1))); + + cfp = mwifiex_get_cfp(priv, band, channel, 0); + + freq = cfp ? cfp->freq : 0; + + chan = ieee80211_get_channel(priv->wdev->wiphy, freq); + + if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) { + bss = cfg80211_inform_bss(priv->wdev->wiphy, + chan, bssid, timestamp, + cap_info_bitmap, beacon_period, + ie_buf, ie_len, rssi, GFP_KERNEL); + bss_priv = (struct mwifiex_bss_priv *)bss->priv; + bss_priv->band = band; + bss_priv->fw_tsf = fw_tsf; + if (priv->media_connected && + !memcmp(bssid, priv->curr_bss_params.bss_descriptor + .mac_address, ETH_ALEN)) + mwifiex_update_curr_bss_params(priv, bss); + cfg80211_put_bss(priv->wdev->wiphy, bss); + } + } else { + dev_dbg(adapter->dev, "missing BSS channel IE\n"); + } + + return 0; +} + +static void mwifiex_complete_scan(struct mwifiex_private *priv) +{ + struct mwifiex_adapter *adapter = priv->adapter; + + if (adapter->curr_cmd->wait_q_enabled) { + adapter->cmd_wait_q.status = 0; + if (!priv->scan_request) { + dev_dbg(adapter->dev, "complete internal scan\n"); + mwifiex_complete_cmd(adapter, adapter->curr_cmd); + } + } +} + +static void mwifiex_check_next_scan_command(struct mwifiex_private *priv) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct cmd_ctrl_node *cmd_node; + unsigned long flags; + + spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); + if (list_empty(&adapter->scan_pending_q)) { + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); + spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); + adapter->scan_processing = false; + spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + + if (!adapter->ext_scan) + mwifiex_complete_scan(priv); + + if (priv->report_scan_result) + priv->report_scan_result = false; + + if (priv->scan_request) { + dev_dbg(adapter->dev, "info: notifying scan done\n"); + cfg80211_scan_done(priv->scan_request, 0); + priv->scan_request = NULL; + } else { + priv->scan_aborting = false; + dev_dbg(adapter->dev, "info: scan already aborted\n"); + } + } else { + if ((priv->scan_aborting && !priv->scan_request) || + priv->scan_block) { + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); + adapter->scan_delay_cnt = MWIFIEX_MAX_SCAN_DELAY_CNT; + mod_timer(&priv->scan_delay_timer, jiffies); + dev_dbg(priv->adapter->dev, + "info: %s: triggerring scan abort\n", __func__); + } else if (!mwifiex_wmm_lists_empty(adapter) && + (priv->scan_request && (priv->scan_request->flags & + NL80211_SCAN_FLAG_LOW_PRIORITY))) { + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); + adapter->scan_delay_cnt = 1; + mod_timer(&priv->scan_delay_timer, jiffies + + msecs_to_jiffies(MWIFIEX_SCAN_DELAY_MSEC)); + dev_dbg(priv->adapter->dev, + "info: %s: deferring scan\n", __func__); + } else { + /* Get scan command from scan_pending_q and put to + * cmd_pending_q + */ + cmd_node = list_first_entry(&adapter->scan_pending_q, + struct cmd_ctrl_node, list); + list_del(&cmd_node->list); + spin_unlock_irqrestore(&adapter->scan_pending_q_lock, + flags); + mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, + true); + } + } + + return; } /* @@ -1563,7 +1838,6 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, { int ret = 0; struct mwifiex_adapter *adapter = priv->adapter; - struct cmd_ctrl_node *cmd_node; struct host_cmd_ds_802_11_scan_rsp *scan_rsp; struct mwifiex_ie_types_data *tlv_data; struct mwifiex_ie_types_tsf_timestamp *tsf_tlv; @@ -1572,15 +1846,14 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, u32 bytes_left; u32 idx; u32 tlv_buf_size; - struct mwifiex_chan_freq_power *cfp; struct mwifiex_ie_types_chan_band_list_param_set *chan_band_tlv; struct chan_band_param_set *chan_band; u8 is_bgscan_resp; - unsigned long flags; - struct cfg80211_bss *bss; + __le64 fw_tsf = 0; + u8 *radio_type; is_bgscan_resp = (le16_to_cpu(resp->command) - == HostCmd_CMD_802_11_BG_SCAN_QUERY); + == HostCmd_CMD_802_11_BG_SCAN_QUERY); if (is_bgscan_resp) scan_rsp = &resp->params.bg_scan_query_resp.scan_resp; else @@ -1589,20 +1862,23 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, if (scan_rsp->number_of_sets > MWIFIEX_MAX_AP) { dev_err(adapter->dev, "SCAN_RESP: too many AP returned (%d)\n", - scan_rsp->number_of_sets); + scan_rsp->number_of_sets); ret = -1; - goto done; + goto check_next_scan; } + /* Check csa channel expiry before parsing scan response */ + mwifiex_11h_get_csa_closed_channel(priv); + bytes_left = le16_to_cpu(scan_rsp->bss_descript_size); dev_dbg(adapter->dev, "info: SCAN_RESP: bss_descript_size %d\n", - bytes_left); + bytes_left); scan_resp_size = le16_to_cpu(resp->size); dev_dbg(adapter->dev, "info: SCAN_RESP: returned %d APs before parsing\n", - scan_rsp->number_of_sets); + scan_rsp->number_of_sets); bss_info = scan_rsp->bss_desc_and_tlv_buffer; @@ -1636,180 +1912,197 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, &chan_band_tlv); for (idx = 0; idx < scan_rsp->number_of_sets && bytes_left; idx++) { - u8 bssid[ETH_ALEN]; - s32 rssi; - const u8 *ie_buf; - size_t ie_len; - int channel = -1; - u64 network_tsf = 0; - u16 beacon_size = 0; - u32 curr_bcn_bytes; - u32 freq; - u16 beacon_period; - u16 cap_info_bitmap; - u8 *current_ptr; - struct mwifiex_bcn_param *bcn_param; - - if (bytes_left >= sizeof(beacon_size)) { - /* Extract & convert beacon size from command buffer */ - memcpy(&beacon_size, bss_info, sizeof(beacon_size)); - bytes_left -= sizeof(beacon_size); - bss_info += sizeof(beacon_size); - } + /* + * If the TSF TLV was appended to the scan results, save this + * entry's TSF value in the fw_tsf field. It is the firmware's + * TSF value at the time the beacon or probe response was + * received. + */ + if (tsf_tlv) + memcpy(&fw_tsf, &tsf_tlv->tsf_data[idx * TSF_DATA_SIZE], + sizeof(fw_tsf)); - if (!beacon_size || beacon_size > bytes_left) { - bss_info += bytes_left; - bytes_left = 0; - return -1; + if (chan_band_tlv) { + chan_band = &chan_band_tlv->chan_band_param[idx]; + radio_type = &chan_band->radio_type; + } else { + radio_type = NULL; } - /* Initialize the current working beacon pointer for this BSS - * iteration */ - current_ptr = bss_info; + ret = mwifiex_parse_single_response_buf(priv, &bss_info, + &bytes_left, + le64_to_cpu(fw_tsf), + radio_type, false, 0); + if (ret) + goto check_next_scan; + } - /* Advance the return beacon pointer past the current beacon */ - bss_info += beacon_size; - bytes_left -= beacon_size; +check_next_scan: + mwifiex_check_next_scan_command(priv); + return ret; +} - curr_bcn_bytes = beacon_size; +/* + * This function prepares an extended scan command to be sent to the firmware + * + * This uses the scan command configuration sent to the command processing + * module in command preparation stage to configure a extended scan command + * structure to send to firmware. + */ +int mwifiex_cmd_802_11_scan_ext(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + void *data_buf) +{ + struct host_cmd_ds_802_11_scan_ext *ext_scan = &cmd->params.ext_scan; + struct mwifiex_scan_cmd_config *scan_cfg = data_buf; - /* - * First 5 fields are bssid, RSSI, time stamp, beacon interval, - * and capability information - */ - if (curr_bcn_bytes < sizeof(struct mwifiex_bcn_param)) { - dev_err(adapter->dev, "InterpretIE: not enough bytes left\n"); - continue; - } - bcn_param = (struct mwifiex_bcn_param *)current_ptr; - current_ptr += sizeof(*bcn_param); - curr_bcn_bytes -= sizeof(*bcn_param); - - memcpy(bssid, bcn_param->bssid, ETH_ALEN); - - rssi = (s32) (bcn_param->rssi); - dev_dbg(adapter->dev, "info: InterpretIE: RSSI=%02X\n", - rssi); - - beacon_period = le16_to_cpu(bcn_param->beacon_period); - - cap_info_bitmap = le16_to_cpu(bcn_param->cap_info_bitmap); - dev_dbg(adapter->dev, "info: InterpretIE: capabilities=0x%X\n", - cap_info_bitmap); - - /* Rest of the current buffer are IE's */ - ie_buf = current_ptr; - ie_len = curr_bcn_bytes; - dev_dbg(adapter->dev, "info: InterpretIE: IELength for this AP" - " = %d\n", curr_bcn_bytes); - - while (curr_bcn_bytes >= sizeof(struct ieee_types_header)) { - u8 element_id, element_len; - - element_id = *current_ptr; - element_len = *(current_ptr + 1); - if (curr_bcn_bytes < element_len + - sizeof(struct ieee_types_header)) { - dev_err(priv->adapter->dev, "%s: in processing" - " IE, bytes left < IE length\n", - __func__); - goto done; - } - if (element_id == WLAN_EID_DS_PARAMS) { - channel = *(u8 *) (current_ptr + - sizeof(struct ieee_types_header)); - break; - } + memcpy(ext_scan->tlv_buffer, scan_cfg->tlv_buf, scan_cfg->tlv_buf_len); - current_ptr += element_len + - sizeof(struct ieee_types_header); - curr_bcn_bytes -= element_len + - sizeof(struct ieee_types_header); - } + cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SCAN_EXT); - /* - * If the TSF TLV was appended to the scan results, save this - * entry's TSF value in the networkTSF field.The networkTSF is - * the firmware's TSF value at the time the beacon or probe - * response was received. - */ - if (tsf_tlv) - memcpy(&network_tsf, - &tsf_tlv->tsf_data[idx * TSF_DATA_SIZE], - sizeof(network_tsf)); - - if (channel != -1) { - struct ieee80211_channel *chan; - u8 band; - - band = BAND_G; - if (chan_band_tlv) { - chan_band = - &chan_band_tlv->chan_band_param[idx]; - band = mwifiex_radio_type_to_band( - chan_band->radio_type - & (BIT(0) | BIT(1))); - } + /* Size is equal to the sizeof(fixed portions) + the TLV len + header */ + cmd->size = cpu_to_le16((u16)(sizeof(ext_scan->reserved) + + scan_cfg->tlv_buf_len + S_DS_GEN)); - cfp = mwifiex_get_cfp_by_band_and_channel_from_cfg80211( - priv, (u8)band, (u16)channel); + return 0; +} - freq = cfp ? cfp->freq : 0; +/* This function handles the command response of extended scan */ +int mwifiex_ret_802_11_scan_ext(struct mwifiex_private *priv) +{ + dev_dbg(priv->adapter->dev, "info: EXT scan returns successfully\n"); - chan = ieee80211_get_channel(priv->wdev->wiphy, freq); + mwifiex_complete_scan(priv); - if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) { - bss = cfg80211_inform_bss(priv->wdev->wiphy, - chan, bssid, network_tsf, - cap_info_bitmap, beacon_period, - ie_buf, ie_len, rssi, GFP_KERNEL); - *(u8 *)bss->priv = band; - bss->free_priv = mwifiex_free_bss_priv; + return 0; +} - if (priv->media_connected && !memcmp(bssid, - priv->curr_bss_params.bss_descriptor - .mac_address, ETH_ALEN)) - mwifiex_update_curr_bss_params(priv, - bssid, rssi, ie_buf, - ie_len, beacon_period, - cap_info_bitmap, band); - } - } else { - dev_dbg(adapter->dev, "missing BSS channel IE\n"); - } +/* This function This function handles the event extended scan report. It + * parses extended scan results and informs to cfg80211 stack. + */ +int mwifiex_handle_event_ext_scan_report(struct mwifiex_private *priv, + void *buf) +{ + int ret = 0; + struct mwifiex_adapter *adapter = priv->adapter; + u8 *bss_info; + u32 bytes_left, bytes_left_for_tlv, idx; + u16 type, len; + struct mwifiex_ie_types_data *tlv; + struct mwifiex_ie_types_bss_scan_rsp *scan_rsp_tlv; + struct mwifiex_ie_types_bss_scan_info *scan_info_tlv; + u8 *radio_type; + u64 fw_tsf = 0; + s32 rssi = 0; + struct mwifiex_event_scan_result *event_scan = buf; + u8 num_of_set = event_scan->num_of_set; + u8 *scan_resp = buf + sizeof(struct mwifiex_event_scan_result); + u16 scan_resp_size = le16_to_cpu(event_scan->buf_size); + + if (num_of_set > MWIFIEX_MAX_AP) { + dev_err(adapter->dev, + "EXT_SCAN: Invalid number of AP returned (%d)!!\n", + num_of_set); + ret = -1; + goto check_next_scan; } - spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); - if (list_empty(&adapter->scan_pending_q)) { - spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); - spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); - adapter->scan_processing = false; - spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); + bytes_left = scan_resp_size; + dev_dbg(adapter->dev, + "EXT_SCAN: size %d, returned %d APs...", + scan_resp_size, num_of_set); - /* Need to indicate IOCTL complete */ - if (adapter->curr_cmd->wait_q_enabled) { - adapter->cmd_wait_q.status = 0; - mwifiex_complete_cmd(adapter, adapter->curr_cmd); + tlv = (struct mwifiex_ie_types_data *)scan_resp; + + for (idx = 0; idx < num_of_set && bytes_left; idx++) { + type = le16_to_cpu(tlv->header.type); + len = le16_to_cpu(tlv->header.len); + if (bytes_left < sizeof(struct mwifiex_ie_types_header) + len) { + dev_err(adapter->dev, "EXT_SCAN: Error bytes left < TLV length\n"); + break; } - if (priv->report_scan_result) - priv->report_scan_result = false; - if (priv->scan_pending_on_block) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); + scan_rsp_tlv = NULL; + scan_info_tlv = NULL; + bytes_left_for_tlv = bytes_left; + + /* BSS response TLV with beacon or probe response buffer + * at the initial position of each descriptor + */ + if (type != TLV_TYPE_BSS_SCAN_RSP) + break; + + bss_info = (u8 *)tlv; + scan_rsp_tlv = (struct mwifiex_ie_types_bss_scan_rsp *)tlv; + tlv = (struct mwifiex_ie_types_data *)(tlv->data + len); + bytes_left_for_tlv -= + (len + sizeof(struct mwifiex_ie_types_header)); + + while (bytes_left_for_tlv >= + sizeof(struct mwifiex_ie_types_header) && + le16_to_cpu(tlv->header.type) != TLV_TYPE_BSS_SCAN_RSP) { + type = le16_to_cpu(tlv->header.type); + len = le16_to_cpu(tlv->header.len); + if (bytes_left_for_tlv < + sizeof(struct mwifiex_ie_types_header) + len) { + dev_err(adapter->dev, + "EXT_SCAN: Error in processing TLV, bytes left < TLV length\n"); + scan_rsp_tlv = NULL; + bytes_left_for_tlv = 0; + continue; + } + switch (type) { + case TLV_TYPE_BSS_SCAN_INFO: + scan_info_tlv = + (struct mwifiex_ie_types_bss_scan_info *)tlv; + if (len != + sizeof(struct mwifiex_ie_types_bss_scan_info) - + sizeof(struct mwifiex_ie_types_header)) { + bytes_left_for_tlv = 0; + continue; + } + break; + default: + break; + } + tlv = (struct mwifiex_ie_types_data *)(tlv->data + len); + bytes_left -= + (len + sizeof(struct mwifiex_ie_types_header)); + bytes_left_for_tlv -= + (len + sizeof(struct mwifiex_ie_types_header)); } - } else { - /* Get scan command from scan_pending_q and put to - cmd_pending_q */ - cmd_node = list_first_entry(&adapter->scan_pending_q, - struct cmd_ctrl_node, list); - list_del(&cmd_node->list); - spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); + if (!scan_rsp_tlv) + break; - mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); + /* Advance pointer to the beacon buffer length and + * update the bytes count so that the function + * wlan_interpret_bss_desc_with_ie() can handle the + * scan buffer withut any change + */ + bss_info += sizeof(u16); + bytes_left -= sizeof(u16); + + if (scan_info_tlv) { + rssi = (s32)(s16)(le16_to_cpu(scan_info_tlv->rssi)); + rssi *= 100; /* Convert dBm to mBm */ + dev_dbg(adapter->dev, + "info: InterpretIE: RSSI=%d\n", rssi); + fw_tsf = le64_to_cpu(scan_info_tlv->tsf); + radio_type = &scan_info_tlv->radio_type; + } else { + radio_type = NULL; + } + ret = mwifiex_parse_single_response_buf(priv, &bss_info, + &bytes_left, fw_tsf, + radio_type, true, rssi); + if (ret) + goto check_next_scan; } -done: +check_next_scan: + if (!event_scan->more_event) + mwifiex_check_next_scan_command(priv); + return ret; } @@ -1857,34 +2150,29 @@ mwifiex_queue_scan_cmd(struct mwifiex_private *priv, * firmware, filtered on a specific SSID. */ static int mwifiex_scan_specific_ssid(struct mwifiex_private *priv, - struct mwifiex_802_11_ssid *req_ssid) + struct cfg80211_ssid *req_ssid) { struct mwifiex_adapter *adapter = priv->adapter; - int ret = 0; + int ret; struct mwifiex_user_scan_cfg *scan_cfg; - if (!req_ssid) - return -1; - if (adapter->scan_processing) { - dev_dbg(adapter->dev, "cmd: Scan already in process...\n"); - return ret; + dev_err(adapter->dev, "cmd: Scan already in process...\n"); + return -EBUSY; } if (priv->scan_block) { - dev_dbg(adapter->dev, + dev_err(adapter->dev, "cmd: Scan is blocked during association...\n"); - return ret; + return -EBUSY; } scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg), GFP_KERNEL); - if (!scan_cfg) { - dev_err(adapter->dev, "failed to alloc scan_cfg\n"); + if (!scan_cfg) return -ENOMEM; - } - memcpy(scan_cfg->ssid_list[0].ssid, req_ssid->ssid, - req_ssid->ssid_len); + scan_cfg->ssid_list = req_ssid; + scan_cfg->num_ssids = 1; ret = mwifiex_scan_networks(priv, scan_cfg); @@ -1902,16 +2190,15 @@ static int mwifiex_scan_specific_ssid(struct mwifiex_private *priv, * scan, depending upon whether an SSID is provided or not. */ int mwifiex_request_scan(struct mwifiex_private *priv, - struct mwifiex_802_11_ssid *req_ssid) + struct cfg80211_ssid *req_ssid) { int ret; if (down_interruptible(&priv->async_sem)) { dev_err(priv->adapter->dev, "%s: acquire semaphore\n", - __func__); + __func__); return -1; } - priv->scan_pending_on_block = true; priv->adapter->scan_wait_q_woken = false; @@ -1922,13 +2209,7 @@ int mwifiex_request_scan(struct mwifiex_private *priv, /* Normal scan */ ret = mwifiex_scan_networks(priv, NULL); - if (!ret) - ret = mwifiex_wait_queue_complete(priv->adapter); - - if (ret == -1) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } + up(&priv->async_sem); return ret; } @@ -1993,21 +2274,18 @@ mwifiex_save_curr_bcn(struct mwifiex_private *priv) /* allocate beacon buffer at 1st time; or if it's size has changed */ if (!priv->curr_bcn_buf || - priv->curr_bcn_size != curr_bss->beacon_buf_size) { + priv->curr_bcn_size != curr_bss->beacon_buf_size) { priv->curr_bcn_size = curr_bss->beacon_buf_size; kfree(priv->curr_bcn_buf); priv->curr_bcn_buf = kmalloc(curr_bss->beacon_buf_size, - GFP_KERNEL); - if (!priv->curr_bcn_buf) { - dev_err(priv->adapter->dev, - "failed to alloc curr_bcn_buf\n"); + GFP_ATOMIC); + if (!priv->curr_bcn_buf) return; - } } memcpy(priv->curr_bcn_buf, curr_bss->beacon_buf, - curr_bss->beacon_buf_size); + curr_bss->beacon_buf_size); dev_dbg(priv->adapter->dev, "info: current beacon saved %d\n", priv->curr_bcn_size); @@ -2030,19 +2308,30 @@ mwifiex_save_curr_bcn(struct mwifiex_private *priv) (curr_bss->beacon_buf + curr_bss->ht_cap_offset); - if (curr_bss->bcn_ht_info) - curr_bss->bcn_ht_info = (struct ieee80211_ht_info *) + if (curr_bss->bcn_ht_oper) + curr_bss->bcn_ht_oper = (struct ieee80211_ht_operation *) (curr_bss->beacon_buf + curr_bss->ht_info_offset); + if (curr_bss->bcn_vht_cap) + curr_bss->bcn_vht_cap = (void *)(curr_bss->beacon_buf + + curr_bss->vht_cap_offset); + + if (curr_bss->bcn_vht_oper) + curr_bss->bcn_vht_oper = (void *)(curr_bss->beacon_buf + + curr_bss->vht_info_offset); + if (curr_bss->bcn_bss_co_2040) curr_bss->bcn_bss_co_2040 = - (u8 *) (curr_bss->beacon_buf + - curr_bss->bss_co_2040_offset); + (curr_bss->beacon_buf + curr_bss->bss_co_2040_offset); if (curr_bss->bcn_ext_cap) - curr_bss->bcn_ext_cap = (u8 *) (curr_bss->beacon_buf + - curr_bss->ext_cap_offset); + curr_bss->bcn_ext_cap = curr_bss->beacon_buf + + curr_bss->ext_cap_offset; + + if (curr_bss->oper_mode) + curr_bss->oper_mode = (void *)(curr_bss->beacon_buf + + curr_bss->oper_mode_offset); } /* diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c index 283171bbced..4ce3d7b3399 100644 --- a/drivers/net/wireless/mwifiex/sdio.c +++ b/drivers/net/wireless/mwifiex/sdio.c @@ -50,8 +50,6 @@ static struct mwifiex_if_ops sdio_ops; static struct semaphore add_remove_card_sem; -static int mwifiex_sdio_resume(struct device *dev); - /* * SDIO probe. * @@ -67,18 +65,30 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) struct sdio_mmc_card *card = NULL; pr_debug("info: vendor=0x%4.04X device=0x%4.04X class=%d function=%d\n", - func->vendor, func->device, func->class, func->num); + func->vendor, func->device, func->class, func->num); card = kzalloc(sizeof(struct sdio_mmc_card), GFP_KERNEL); - if (!card) { - pr_err("%s: failed to alloc memory\n", __func__); + if (!card) return -ENOMEM; - } card->func = func; func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE; + if (id->driver_data) { + struct mwifiex_sdio_device *data = (void *)id->driver_data; + + card->firmware = data->firmware; + card->reg = data->reg; + card->max_ports = data->max_ports; + card->mp_agg_pkt_limit = data->mp_agg_pkt_limit; + card->supports_sdio_new_mode = data->supports_sdio_new_mode; + card->has_control_mask = data->has_control_mask; + card->tx_buf_size = data->tx_buf_size; + card->mp_tx_agg_buf_size = data->mp_tx_agg_buf_size; + card->mp_rx_agg_buf_size = data->mp_rx_agg_buf_size; + } + sdio_claim_host(func); ret = sdio_enable_func(func); sdio_release_host(func); @@ -103,6 +113,51 @@ mwifiex_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id) } /* + * SDIO resume. + * + * Kernel needs to suspend all functions separately. Therefore all + * registered functions must have drivers with suspend and resume + * methods. Failing that the kernel simply removes the whole card. + * + * If already not resumed, this function turns on the traffic and + * sends a host sleep cancel request to the firmware. + */ +static int mwifiex_sdio_resume(struct device *dev) +{ + struct sdio_func *func = dev_to_sdio_func(dev); + struct sdio_mmc_card *card; + struct mwifiex_adapter *adapter; + mmc_pm_flag_t pm_flag = 0; + + if (func) { + pm_flag = sdio_get_host_pm_caps(func); + card = sdio_get_drvdata(func); + if (!card || !card->adapter) { + pr_err("resume: invalid card or adapter\n"); + return 0; + } + } else { + pr_err("resume: sdio_func is not specified\n"); + return 0; + } + + adapter = card->adapter; + + if (!adapter->is_suspended) { + dev_warn(adapter->dev, "device already resumed\n"); + return 0; + } + + adapter->is_suspended = false; + + /* Disable Host Sleep */ + mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), + MWIFIEX_ASYNC_CMD); + + return 0; +} + +/* * SDIO remove. * * This function removes the interface and frees up the card structure. @@ -112,7 +167,7 @@ mwifiex_sdio_remove(struct sdio_func *func) { struct sdio_mmc_card *card; struct mwifiex_adapter *adapter; - int i; + struct mwifiex_private *priv; pr_debug("info: SDIO func num=%d\n", func->num); @@ -128,22 +183,14 @@ mwifiex_sdio_remove(struct sdio_func *func) if (adapter->is_suspended) mwifiex_sdio_resume(adapter->dev); - for (i = 0; i < adapter->priv_num; i++) - if ((GET_BSS_ROLE(adapter->priv[i]) == - MWIFIEX_BSS_ROLE_STA) && - adapter->priv[i]->media_connected) - mwifiex_deauthenticate(adapter->priv[i], NULL); - - mwifiex_disable_auto_ds(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY)); + mwifiex_deauthenticate_all(adapter); - mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_ANY), - MWIFIEX_FUNC_SHUTDOWN); + priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); + mwifiex_disable_auto_ds(priv); + mwifiex_init_shutdown_fw(priv, MWIFIEX_FUNC_SHUTDOWN); } mwifiex_remove_card(card->adapter, &add_remove_card_sem); - kfree(card); } /* @@ -162,14 +209,12 @@ static int mwifiex_sdio_suspend(struct device *dev) struct sdio_mmc_card *card; struct mwifiex_adapter *adapter; mmc_pm_flag_t pm_flag = 0; - int hs_actived = 0; - int i; int ret = 0; if (func) { pm_flag = sdio_get_host_pm_caps(func); pr_debug("cmd: %s: suspend: PM flag = 0x%x\n", - sdio_func_id(func), pm_flag); + sdio_func_id(func), pm_flag); if (!(pm_flag & MMC_PM_KEEP_POWER)) { pr_err("%s: cannot remain alive while host is" " suspended\n", sdio_func_id(func)); @@ -189,77 +234,41 @@ static int mwifiex_sdio_suspend(struct device *dev) adapter = card->adapter; /* Enable the Host Sleep */ - hs_actived = mwifiex_enable_hs(adapter); - if (hs_actived) { - pr_debug("cmd: suspend with MMC_PM_KEEP_POWER\n"); - ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + if (!mwifiex_enable_hs(adapter)) { + dev_err(adapter->dev, "cmd: failed to suspend\n"); + adapter->hs_enabling = false; + return -EFAULT; } + dev_dbg(adapter->dev, "cmd: suspend with MMC_PM_KEEP_POWER\n"); + ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + /* Indicate device suspended */ adapter->is_suspended = true; - - for (i = 0; i < adapter->priv_num; i++) - netif_carrier_off(adapter->priv[i]->netdev); + adapter->hs_enabling = false; return ret; } -/* - * SDIO resume. - * - * Kernel needs to suspend all functions separately. Therefore all - * registered functions must have drivers with suspend and resume - * methods. Failing that the kernel simply removes the whole card. - * - * If already not resumed, this function turns on the traffic and - * sends a host sleep cancel request to the firmware. - */ -static int mwifiex_sdio_resume(struct device *dev) -{ - struct sdio_func *func = dev_to_sdio_func(dev); - struct sdio_mmc_card *card; - struct mwifiex_adapter *adapter; - mmc_pm_flag_t pm_flag = 0; - int i; - - if (func) { - pm_flag = sdio_get_host_pm_caps(func); - card = sdio_get_drvdata(func); - if (!card || !card->adapter) { - pr_err("resume: invalid card or adapter\n"); - return 0; - } - } else { - pr_err("resume: sdio_func is not specified\n"); - return 0; - } - - adapter = card->adapter; - - if (!adapter->is_suspended) { - dev_warn(adapter->dev, "device already resumed\n"); - return 0; - } - - adapter->is_suspended = false; - - for (i = 0; i < adapter->priv_num; i++) - if (adapter->priv[i]->media_connected) - netif_carrier_on(adapter->priv[i]->netdev); - - /* Disable Host Sleep */ - mwifiex_cancel_hs(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA), - MWIFIEX_ASYNC_CMD); - - return 0; -} - +/* Device ID for SD8786 */ +#define SDIO_DEVICE_ID_MARVELL_8786 (0x9116) /* Device ID for SD8787 */ #define SDIO_DEVICE_ID_MARVELL_8787 (0x9119) +/* Device ID for SD8797 */ +#define SDIO_DEVICE_ID_MARVELL_8797 (0x9129) +/* Device ID for SD8897 */ +#define SDIO_DEVICE_ID_MARVELL_8897 (0x912d) /* WLAN IDs */ static const struct sdio_device_id mwifiex_ids[] = { - {SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8787)}, + {SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8786), + .driver_data = (unsigned long) &mwifiex_sdio_sd8786}, + {SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8787), + .driver_data = (unsigned long) &mwifiex_sdio_sd8787}, + {SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797), + .driver_data = (unsigned long) &mwifiex_sdio_sd8797}, + {SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8897), + .driver_data = (unsigned long) &mwifiex_sdio_sd8897}, {}, }; @@ -281,17 +290,26 @@ static struct sdio_driver mwifiex_sdio = { } }; +/* Write data into SDIO card register. Caller claims SDIO device. */ +static int +mwifiex_write_reg_locked(struct sdio_func *func, u32 reg, u8 data) +{ + int ret = -1; + sdio_writeb(func, data, reg, &ret); + return ret; +} + /* * This function writes data into SDIO card register. */ static int -mwifiex_write_reg(struct mwifiex_adapter *adapter, u32 reg, u32 data) +mwifiex_write_reg(struct mwifiex_adapter *adapter, u32 reg, u8 data) { struct sdio_mmc_card *card = adapter->card; - int ret = -1; + int ret; sdio_claim_host(card->func); - sdio_writeb(card->func, (u8) data, reg, &ret); + ret = mwifiex_write_reg_locked(card->func, reg, data); sdio_release_host(card->func); return ret; @@ -301,7 +319,7 @@ mwifiex_write_reg(struct mwifiex_adapter *adapter, u32 reg, u32 data) * This function reads data from SDIO card register. */ static int -mwifiex_read_reg(struct mwifiex_adapter *adapter, u32 reg, u32 *data) +mwifiex_read_reg(struct mwifiex_adapter *adapter, u32 reg, u8 *data) { struct sdio_mmc_card *card = adapter->card; int ret = -1; @@ -326,7 +344,7 @@ mwifiex_write_data_sync(struct mwifiex_adapter *adapter, u8 *buffer, u32 pkt_len, u32 port) { struct sdio_mmc_card *card = adapter->card; - int ret = -1; + int ret; u8 blk_mode = (port & MWIFIEX_SDIO_BYTE_MODE_MASK) ? BYTE_MODE : BLOCK_MODE; u32 blk_size = (blk_mode == BLOCK_MODE) ? MWIFIEX_SDIO_BLOCK_SIZE : 1; @@ -344,8 +362,7 @@ mwifiex_write_data_sync(struct mwifiex_adapter *adapter, sdio_claim_host(card->func); - if (!sdio_writesb(card->func, ioport, buffer, blk_cnt * blk_size)) - ret = 0; + ret = sdio_writesb(card->func, ioport, buffer, blk_cnt * blk_size); sdio_release_host(card->func); @@ -359,20 +376,18 @@ static int mwifiex_read_data_sync(struct mwifiex_adapter *adapter, u8 *buffer, u32 len, u32 port, u8 claim) { struct sdio_mmc_card *card = adapter->card; - int ret = -1; - u8 blk_mode = - (port & MWIFIEX_SDIO_BYTE_MODE_MASK) ? BYTE_MODE : BLOCK_MODE; + int ret; + u8 blk_mode = (port & MWIFIEX_SDIO_BYTE_MODE_MASK) ? BYTE_MODE + : BLOCK_MODE; u32 blk_size = (blk_mode == BLOCK_MODE) ? MWIFIEX_SDIO_BLOCK_SIZE : 1; - u32 blk_cnt = - (blk_mode == - BLOCK_MODE) ? (len / MWIFIEX_SDIO_BLOCK_SIZE) : len; + u32 blk_cnt = (blk_mode == BLOCK_MODE) ? (len / MWIFIEX_SDIO_BLOCK_SIZE) + : len; u32 ioport = (port & MWIFIEX_SDIO_IO_PORT_MASK); if (claim) sdio_claim_host(card->func); - if (!sdio_readsb(card->func, buffer, ioport, blk_cnt * blk_size)) - ret = 0; + ret = sdio_readsb(card->func, buffer, ioport, blk_cnt * blk_size); if (claim) sdio_release_host(card->func); @@ -406,7 +421,40 @@ static int mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter) } /* - * This function initializes the IO ports. + * This function is used to initialize IO ports for the + * chipsets supporting SDIO new mode eg SD8897. + */ +static int mwifiex_init_sdio_new_mode(struct mwifiex_adapter *adapter) +{ + u8 reg; + + adapter->ioport = MEM_PORT; + + /* enable sdio new mode */ + if (mwifiex_read_reg(adapter, CARD_CONFIG_2_1_REG, ®)) + return -1; + if (mwifiex_write_reg(adapter, CARD_CONFIG_2_1_REG, + reg | CMD53_NEW_MODE)) + return -1; + + /* Configure cmd port and enable reading rx length from the register */ + if (mwifiex_read_reg(adapter, CMD_CONFIG_0, ®)) + return -1; + if (mwifiex_write_reg(adapter, CMD_CONFIG_0, reg | CMD_PORT_RD_LEN_EN)) + return -1; + + /* Enable Dnld/Upld ready auto reset for cmd port after cmd53 is + * completed + */ + if (mwifiex_read_reg(adapter, CMD_CONFIG_1, ®)) + return -1; + if (mwifiex_write_reg(adapter, CMD_CONFIG_1, reg | CMD_PORT_AUTO_EN)) + return -1; + + return 0; +} + +/* This function initializes the IO ports. * * The following operations are performed - * - Read the IO ports (0, 1 and 2) @@ -415,10 +463,17 @@ static int mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter) */ static int mwifiex_init_sdio_ioport(struct mwifiex_adapter *adapter) { - u32 reg; + u8 reg; + struct sdio_mmc_card *card = adapter->card; adapter->ioport = 0; + if (card->supports_sdio_new_mode) { + if (mwifiex_init_sdio_new_mode(adapter)) + return -1; + goto cont; + } + /* Read the IO port */ if (!mwifiex_read_reg(adapter, IO_PORT_0_REG, ®)) adapter->ioport |= (reg & 0xff); @@ -434,19 +489,19 @@ static int mwifiex_init_sdio_ioport(struct mwifiex_adapter *adapter) adapter->ioport |= ((reg & 0xff) << 16); else return -1; - +cont: pr_debug("info: SDIO FUNC1 IO port: %#x\n", adapter->ioport); /* Set Host interrupt reset to read to clear */ if (!mwifiex_read_reg(adapter, HOST_INT_RSR_REG, ®)) mwifiex_write_reg(adapter, HOST_INT_RSR_REG, - reg | SDIO_INT_MASK); + reg | card->reg->sdio_int_mask); else return -1; /* Dnld/Upld ready set to auto reset */ - if (!mwifiex_read_reg(adapter, CARD_MISC_CFG_REG, ®)) - mwifiex_write_reg(adapter, CARD_MISC_CFG_REG, + if (!mwifiex_read_reg(adapter, card->reg->card_misc_cfg_reg, ®)) + mwifiex_write_reg(adapter, card->reg->card_misc_cfg_reg, reg | AUTO_RE_ENABLE_INT); else return -1; @@ -469,8 +524,7 @@ static int mwifiex_write_data_to_card(struct mwifiex_adapter *adapter, i++; dev_err(adapter->dev, "host_to_card, write iomem" " (%d) failed: %d\n", i, ret); - if (mwifiex_write_reg(adapter, - CONFIGURATION_REG, 0x04)) + if (mwifiex_write_reg(adapter, CONFIGURATION_REG, 0x04)) dev_err(adapter->dev, "write CFG reg failed\n"); ret = -1; @@ -493,34 +547,42 @@ static int mwifiex_write_data_to_card(struct mwifiex_adapter *adapter, static int mwifiex_get_rd_port(struct mwifiex_adapter *adapter, u8 *port) { struct sdio_mmc_card *card = adapter->card; - u16 rd_bitmap = card->mp_rd_bitmap; - - dev_dbg(adapter->dev, "data: mp_rd_bitmap=0x%04x\n", rd_bitmap); + const struct mwifiex_sdio_card_reg *reg = card->reg; + u32 rd_bitmap = card->mp_rd_bitmap; - if (!(rd_bitmap & (CTRL_PORT_MASK | DATA_PORT_MASK))) - return -1; + dev_dbg(adapter->dev, "data: mp_rd_bitmap=0x%08x\n", rd_bitmap); - if (card->mp_rd_bitmap & CTRL_PORT_MASK) { - card->mp_rd_bitmap &= (u16) (~CTRL_PORT_MASK); - *port = CTRL_PORT; - dev_dbg(adapter->dev, "data: port=%d mp_rd_bitmap=0x%04x\n", - *port, card->mp_rd_bitmap); + if (card->supports_sdio_new_mode) { + if (!(rd_bitmap & reg->data_port_mask)) + return -1; } else { - if (card->mp_rd_bitmap & (1 << card->curr_rd_port)) { - card->mp_rd_bitmap &= - (u16) (~(1 << card->curr_rd_port)); - *port = card->curr_rd_port; - - if (++card->curr_rd_port == MAX_PORT) - card->curr_rd_port = 1; - } else { + if (!(rd_bitmap & (CTRL_PORT_MASK | reg->data_port_mask))) return -1; - } + } - dev_dbg(adapter->dev, - "data: port=%d mp_rd_bitmap=0x%04x -> 0x%04x\n", - *port, rd_bitmap, card->mp_rd_bitmap); + if ((card->has_control_mask) && + (card->mp_rd_bitmap & CTRL_PORT_MASK)) { + card->mp_rd_bitmap &= (u32) (~CTRL_PORT_MASK); + *port = CTRL_PORT; + dev_dbg(adapter->dev, "data: port=%d mp_rd_bitmap=0x%08x\n", + *port, card->mp_rd_bitmap); + return 0; } + + if (!(card->mp_rd_bitmap & (1 << card->curr_rd_port))) + return -1; + + /* We are now handling the SDIO data ports */ + card->mp_rd_bitmap &= (u32)(~(1 << card->curr_rd_port)); + *port = card->curr_rd_port; + + if (++card->curr_rd_port == card->max_ports) + card->curr_rd_port = reg->start_rd_port; + + dev_dbg(adapter->dev, + "data: port=%d mp_rd_bitmap=0x%08x -> 0x%08x\n", + *port, rd_bitmap, card->mp_rd_bitmap); + return 0; } @@ -531,36 +593,46 @@ static int mwifiex_get_rd_port(struct mwifiex_adapter *adapter, u8 *port) * increased (provided it does not reach the maximum limit, in which * case it is reset to 1) */ -static int mwifiex_get_wr_port_data(struct mwifiex_adapter *adapter, u8 *port) +static int mwifiex_get_wr_port_data(struct mwifiex_adapter *adapter, u32 *port) { struct sdio_mmc_card *card = adapter->card; - u16 wr_bitmap = card->mp_wr_bitmap; + const struct mwifiex_sdio_card_reg *reg = card->reg; + u32 wr_bitmap = card->mp_wr_bitmap; - dev_dbg(adapter->dev, "data: mp_wr_bitmap=0x%04x\n", wr_bitmap); + dev_dbg(adapter->dev, "data: mp_wr_bitmap=0x%08x\n", wr_bitmap); - if (!(wr_bitmap & card->mp_data_port_mask)) + if (card->supports_sdio_new_mode && + !(wr_bitmap & reg->data_port_mask)) { + adapter->data_sent = true; + return -EBUSY; + } else if (!card->supports_sdio_new_mode && + !(wr_bitmap & card->mp_data_port_mask)) { return -1; + } if (card->mp_wr_bitmap & (1 << card->curr_wr_port)) { - card->mp_wr_bitmap &= (u16) (~(1 << card->curr_wr_port)); + card->mp_wr_bitmap &= (u32) (~(1 << card->curr_wr_port)); *port = card->curr_wr_port; - if (++card->curr_wr_port == card->mp_end_port) - card->curr_wr_port = 1; + if (((card->supports_sdio_new_mode) && + (++card->curr_wr_port == card->max_ports)) || + ((!card->supports_sdio_new_mode) && + (++card->curr_wr_port == card->mp_end_port))) + card->curr_wr_port = reg->start_wr_port; } else { adapter->data_sent = true; return -EBUSY; } - if (*port == CTRL_PORT) { - dev_err(adapter->dev, "invalid data port=%d cur port=%d" - " mp_wr_bitmap=0x%04x -> 0x%04x\n", - *port, card->curr_wr_port, wr_bitmap, - card->mp_wr_bitmap); + if ((card->has_control_mask) && (*port == CTRL_PORT)) { + dev_err(adapter->dev, + "invalid data port=%d cur port=%d mp_wr_bitmap=0x%08x -> 0x%08x\n", + *port, card->curr_wr_port, wr_bitmap, + card->mp_wr_bitmap); return -1; } - dev_dbg(adapter->dev, "data: port=%d mp_wr_bitmap=0x%04x -> 0x%04x\n", - *port, wr_bitmap, card->mp_wr_bitmap); + dev_dbg(adapter->dev, "data: port=%d mp_wr_bitmap=0x%08x -> 0x%08x\n", + *port, wr_bitmap, card->mp_wr_bitmap); return 0; } @@ -571,20 +643,21 @@ static int mwifiex_get_wr_port_data(struct mwifiex_adapter *adapter, u8 *port) static int mwifiex_sdio_poll_card_status(struct mwifiex_adapter *adapter, u8 bits) { + struct sdio_mmc_card *card = adapter->card; u32 tries; - u32 cs; + u8 cs; for (tries = 0; tries < MAX_POLL_TRIES; tries++) { - if (mwifiex_read_reg(adapter, CARD_STATUS_REG, &cs)) + if (mwifiex_read_reg(adapter, card->reg->poll_reg, &cs)) break; else if ((cs & bits) == bits) return 0; - udelay(10); + usleep_range(10, 20); } - dev_err(adapter->dev, "poll card status failed, tries = %d\n", - tries); + dev_err(adapter->dev, "poll card status failed, tries = %d\n", tries); + return -1; } @@ -594,12 +667,14 @@ mwifiex_sdio_poll_card_status(struct mwifiex_adapter *adapter, u8 bits) static int mwifiex_sdio_read_fw_status(struct mwifiex_adapter *adapter, u16 *dat) { - u32 fws0, fws1; + struct sdio_mmc_card *card = adapter->card; + const struct mwifiex_sdio_card_reg *reg = card->reg; + u8 fws0, fws1; - if (mwifiex_read_reg(adapter, CARD_FW_STATUS0_REG, &fws0)) + if (mwifiex_read_reg(adapter, reg->status_reg_0, &fws0)) return -1; - if (mwifiex_read_reg(adapter, CARD_FW_STATUS1_REG, &fws1)) + if (mwifiex_read_reg(adapter, reg->status_reg_1, &fws1)) return -1; *dat = (u16) ((fws1 << 8) | fws0); @@ -613,23 +688,74 @@ mwifiex_sdio_read_fw_status(struct mwifiex_adapter *adapter, u16 *dat) * The host interrupt mask is read, the disable bit is reset and * written back to the card host interrupt mask register. */ -static int mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter) +static void mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter) { - u32 host_int_mask; + struct sdio_mmc_card *card = adapter->card; + struct sdio_func *func = card->func; - /* Read back the host_int_mask register */ - if (mwifiex_read_reg(adapter, HOST_INT_MASK_REG, &host_int_mask)) - return -1; + sdio_claim_host(func); + mwifiex_write_reg_locked(func, HOST_INT_MASK_REG, 0); + sdio_release_irq(func); + sdio_release_host(func); +} - /* Update with the mask and write back to the register */ - host_int_mask &= ~HOST_INT_DISABLE; +/* + * This function reads the interrupt status from card. + */ +static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter) +{ + struct sdio_mmc_card *card = adapter->card; + u8 sdio_ireg; + unsigned long flags; - if (mwifiex_write_reg(adapter, HOST_INT_MASK_REG, host_int_mask)) { - dev_err(adapter->dev, "disable host interrupt failed\n"); - return -1; + if (mwifiex_read_data_sync(adapter, card->mp_regs, + card->reg->max_mp_regs, + REG_PORT | MWIFIEX_SDIO_BYTE_MODE_MASK, 0)) { + dev_err(adapter->dev, "read mp_regs failed\n"); + return; } - return 0; + sdio_ireg = card->mp_regs[HOST_INTSTATUS_REG]; + if (sdio_ireg) { + /* + * DN_LD_HOST_INT_STATUS and/or UP_LD_HOST_INT_STATUS + * For SDIO new mode CMD port interrupts + * DN_LD_CMD_PORT_HOST_INT_STATUS and/or + * UP_LD_CMD_PORT_HOST_INT_STATUS + * Clear the interrupt status register + */ + dev_dbg(adapter->dev, "int: sdio_ireg = %#x\n", sdio_ireg); + spin_lock_irqsave(&adapter->int_lock, flags); + adapter->int_status |= sdio_ireg; + spin_unlock_irqrestore(&adapter->int_lock, flags); + } +} + +/* + * SDIO interrupt handler. + * + * This function reads the interrupt status from firmware and handles + * the interrupt in current thread (ksdioirqd) right away. + */ +static void +mwifiex_sdio_interrupt(struct sdio_func *func) +{ + struct mwifiex_adapter *adapter; + struct sdio_mmc_card *card; + + card = sdio_get_drvdata(func); + if (!card || !card->adapter) { + pr_debug("int: func=%p card=%p adapter=%p\n", + func, card, card ? card->adapter : NULL); + return; + } + adapter = card->adapter; + + if (!adapter->pps_uapsd_mode && adapter->ps_state == PS_STATE_SLEEP) + adapter->ps_state = PS_STATE_AWAKE; + + mwifiex_interrupt_status(adapter); + mwifiex_main_process(adapter); } /* @@ -640,12 +766,30 @@ static int mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter) */ static int mwifiex_sdio_enable_host_int(struct mwifiex_adapter *adapter) { + struct sdio_mmc_card *card = adapter->card; + struct sdio_func *func = card->func; + int ret; + + sdio_claim_host(func); + + /* Request the SDIO IRQ */ + ret = sdio_claim_irq(func, mwifiex_sdio_interrupt); + if (ret) { + dev_err(adapter->dev, "claim irq failed: ret=%d\n", ret); + goto out; + } + /* Simply write the mask to the register */ - if (mwifiex_write_reg(adapter, HOST_INT_MASK_REG, HOST_INT_ENABLE)) { + ret = mwifiex_write_reg_locked(func, HOST_INT_MASK_REG, + card->reg->host_int_enable); + if (ret) { dev_err(adapter->dev, "enable host interrupt failed\n"); - return -1; + sdio_release_irq(func); } - return 0; + +out: + sdio_release_host(func); + return ret; } /* @@ -667,14 +811,14 @@ static int mwifiex_sdio_card_to_host(struct mwifiex_adapter *adapter, if (ret) { dev_err(adapter->dev, "%s: read iomem failed: %d\n", __func__, - ret); + ret); return -1; } nb = le16_to_cpu(*(__le16 *) (buffer)); if (nb > npayload) { - dev_err(adapter->dev, "%s: invalid packet, nb=%d, npayload=%d\n", - __func__, nb, npayload); + dev_err(adapter->dev, "%s: invalid packet, nb=%d npayload=%d\n", + __func__, nb, npayload); return -1; } @@ -693,32 +837,31 @@ static int mwifiex_sdio_card_to_host(struct mwifiex_adapter *adapter, static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, struct mwifiex_fw_image *fw) { + struct sdio_mmc_card *card = adapter->card; + const struct mwifiex_sdio_card_reg *reg = card->reg; int ret; u8 *firmware = fw->fw_buf; u32 firmware_len = fw->fw_len; u32 offset = 0; - u32 base0, base1; + u8 base0, base1; u8 *fwbuf; u16 len = 0; u32 txlen, tx_blocks = 0, tries; u32 i = 0; if (!firmware_len) { - dev_err(adapter->dev, "firmware image not found!" - " Terminating download\n"); + dev_err(adapter->dev, + "firmware image not found! Terminating download\n"); return -1; } dev_dbg(adapter->dev, "info: downloading FW image (%d bytes)\n", - firmware_len); + firmware_len); /* Assume that the allocated buffer is 8-byte aligned */ fwbuf = kzalloc(MWIFIEX_UPLD_SIZE, GFP_KERNEL); - if (!fwbuf) { - dev_err(adapter->dev, "unable to alloc buffer for firmware." - " Terminating download\n"); + if (!fwbuf) return -ENOMEM; - } /* Perform firmware data transfer */ do { @@ -728,7 +871,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, DN_LD_CARD_RDY); if (ret) { dev_err(adapter->dev, "FW download with helper:" - " poll status timeout @ %d\n", offset); + " poll status timeout @ %d\n", offset); goto done; } @@ -737,20 +880,22 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, break; for (tries = 0; tries < MAX_POLL_TRIES; tries++) { - ret = mwifiex_read_reg(adapter, HOST_F1_RD_BASE_0, + ret = mwifiex_read_reg(adapter, reg->base_0_reg, &base0); if (ret) { - dev_err(adapter->dev, "dev BASE0 register read" - " failed: base0=0x%04X(%d). Terminating " - "download\n", base0, base0); + dev_err(adapter->dev, + "dev BASE0 register read failed: " + "base0=%#04X(%d). Terminating dnld\n", + base0, base0); goto done; } - ret = mwifiex_read_reg(adapter, HOST_F1_RD_BASE_1, + ret = mwifiex_read_reg(adapter, reg->base_1_reg, &base1); if (ret) { - dev_err(adapter->dev, "dev BASE1 register read" - " failed: base1=0x%04X(%d). Terminating " - "download\n", base1, base1); + dev_err(adapter->dev, + "dev BASE1 register read failed: " + "base1=%#04X(%d). Terminating dnld\n", + base1, base1); goto done; } len = (u16) (((base1 & 0xff) << 8) | (base0 & 0xff)); @@ -758,14 +903,15 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, if (len) break; - udelay(10); + usleep_range(10, 20); } if (!len) { break; } else if (len > MWIFIEX_UPLD_SIZE) { - dev_err(adapter->dev, "FW download failed @ %d," - " invalid length %d\n", offset, len); + dev_err(adapter->dev, + "FW dnld failed @ %d, invalid length %d\n", + offset, len); ret = -1; goto done; } @@ -775,13 +921,14 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, if (len & BIT(0)) { i++; if (i > MAX_WRITE_IOMEM_RETRY) { - dev_err(adapter->dev, "FW download failed @" - " %d, over max retry count\n", offset); + dev_err(adapter->dev, + "FW dnld failed @ %d, over max retry\n", + offset); ret = -1; goto done; } dev_err(adapter->dev, "CRC indicated by the helper:" - " len = 0x%04X, txlen = %d\n", len, txlen); + " len = 0x%04X, txlen = %d\n", len, txlen); len &= ~BIT(0); /* Setting this to 0 to resend from same offset */ txlen = 0; @@ -793,8 +940,8 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, if (firmware_len - offset < txlen) txlen = firmware_len - offset; - tx_blocks = (txlen + MWIFIEX_SDIO_BLOCK_SIZE - - 1) / MWIFIEX_SDIO_BLOCK_SIZE; + tx_blocks = (txlen + MWIFIEX_SDIO_BLOCK_SIZE - 1) + / MWIFIEX_SDIO_BLOCK_SIZE; /* Copy payload to buffer */ memmove(fwbuf, &firmware[offset], txlen); @@ -804,8 +951,9 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, MWIFIEX_SDIO_BLOCK_SIZE, adapter->ioport); if (ret) { - dev_err(adapter->dev, "FW download, write iomem (%d)" - " failed @ %d\n", i, offset); + dev_err(adapter->dev, + "FW download, write iomem (%d) failed @ %d\n", + i, offset); if (mwifiex_write_reg(adapter, CONFIGURATION_REG, 0x04)) dev_err(adapter->dev, "write CFG reg failed\n"); @@ -817,7 +965,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, } while (true); dev_dbg(adapter->dev, "info: FW download over, size %d bytes\n", - offset); + offset); ret = 0; done: @@ -833,10 +981,11 @@ done: static int mwifiex_check_fw_status(struct mwifiex_adapter *adapter, u32 poll_num) { + struct sdio_mmc_card *card = adapter->card; int ret = 0; u16 firmware_stat; u32 tries; - u32 winner_status; + u8 winner_status; /* Wait for firmware initialization event */ for (tries = 0; tries < poll_num; tries++) { @@ -847,14 +996,14 @@ static int mwifiex_check_fw_status(struct mwifiex_adapter *adapter, ret = 0; break; } else { - mdelay(100); + msleep(100); ret = -1; } } if (ret) { if (mwifiex_read_reg - (adapter, CARD_FW_STATUS0_REG, &winner_status)) + (adapter, card->reg->status_reg_0, &winner_status)) winner_status = 0; if (winner_status) @@ -866,65 +1015,6 @@ static int mwifiex_check_fw_status(struct mwifiex_adapter *adapter, } /* - * This function reads the interrupt status from card. - */ -static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter) -{ - struct sdio_mmc_card *card = adapter->card; - u32 sdio_ireg; - unsigned long flags; - - if (mwifiex_read_data_sync(adapter, card->mp_regs, MAX_MP_REGS, - REG_PORT | MWIFIEX_SDIO_BYTE_MODE_MASK, - 0)) { - dev_err(adapter->dev, "read mp_regs failed\n"); - return; - } - - sdio_ireg = card->mp_regs[HOST_INTSTATUS_REG]; - if (sdio_ireg) { - /* - * DN_LD_HOST_INT_STATUS and/or UP_LD_HOST_INT_STATUS - * Clear the interrupt status register - */ - dev_dbg(adapter->dev, "int: sdio_ireg = %#x\n", sdio_ireg); - spin_lock_irqsave(&adapter->int_lock, flags); - adapter->int_status |= sdio_ireg; - spin_unlock_irqrestore(&adapter->int_lock, flags); - } -} - -/* - * SDIO interrupt handler. - * - * This function reads the interrupt status from firmware and assigns - * the main process in workqueue which will handle the interrupt. - */ -static void -mwifiex_sdio_interrupt(struct sdio_func *func) -{ - struct mwifiex_adapter *adapter; - struct sdio_mmc_card *card; - - card = sdio_get_drvdata(func); - if (!card || !card->adapter) { - pr_debug("int: func=%p card=%p adapter=%p\n", - func, card, card ? card->adapter : NULL); - return; - } - adapter = card->adapter; - - if (adapter->surprise_removed) - return; - - if (!adapter->pps_uapsd_mode && adapter->ps_state == PS_STATE_SLEEP) - adapter->ps_state = PS_STATE_AWAKE; - - mwifiex_interrupt_status(adapter); - queue_work(adapter->workqueue, &adapter->main_work); -} - -/* * This function decodes a received packet. * * Based on the type, the packet is treated as either a data, or @@ -935,7 +1025,10 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb, u32 upld_typ) { u8 *cmd_buf; + __le16 *curr_ptr = (__le16 *)skb->data; + u16 pkt_len = le16_to_cpu(*curr_ptr); + skb_trim(skb, pkt_len); skb_pull(skb, INTF_HEADER_LEN); switch (upld_typ) { @@ -952,10 +1045,12 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, if (adapter->ps_state == PS_STATE_SLEEP_CFM) mwifiex_process_sleep_confirm_resp(adapter, - skb->data, skb->len); + skb->data, + skb->len); - memcpy(cmd_buf, skb->data, min_t(u32, - MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); + memcpy(cmd_buf, skb->data, + min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, + skb->len)); dev_kfree_skb_any(skb); } else { @@ -966,12 +1061,12 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter, case MWIFIEX_TYPE_EVENT: dev_dbg(adapter->dev, "info: --- Rx: Event ---\n"); - adapter->event_cause = *(u32 *) skb->data; - - skb_pull(skb, MWIFIEX_EVENT_HEADER_LEN); + adapter->event_cause = le32_to_cpu(*(__le32 *) skb->data); if ((skb->len > 0) && (skb->len < MAX_EVENT_SIZE)) - memcpy(adapter->event_body, skb->data, skb->len); + memcpy(adapter->event_body, + skb->data + MWIFIEX_EVENT_HEADER_LEN, + skb->len); /* event cause has been saved to adapter->event_cause */ adapter->event_received = true; @@ -1006,14 +1101,14 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter, s32 f_aggr_cur = 0; struct sk_buff *skb_deaggr; u32 pind; - u32 pkt_len, pkt_type = 0; + u32 pkt_len, pkt_type, mport; u8 *curr_ptr; u32 rx_len = skb->len; - if (port == CTRL_PORT) { + if ((card->has_control_mask) && (port == CTRL_PORT)) { /* Read the command Resp without aggr */ dev_dbg(adapter->dev, "info: %s: no aggregation for cmd " - "response\n", __func__); + "response\n", __func__); f_do_rx_cur = 1; goto rx_curr_single; @@ -1021,13 +1116,16 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter, if (!card->mpa_rx.enabled) { dev_dbg(adapter->dev, "info: %s: rx aggregation disabled\n", - __func__); + __func__); f_do_rx_cur = 1; goto rx_curr_single; } - if (card->mp_rd_bitmap & (~((u16) CTRL_PORT_MASK))) { + if ((!card->has_control_mask && (card->mp_rd_bitmap & + card->reg->data_port_mask)) || + (card->has_control_mask && (card->mp_rd_bitmap & + (~((u32) CTRL_PORT_MASK))))) { /* Some more data RX pending */ dev_dbg(adapter->dev, "info: %s: not last packet\n", __func__); @@ -1063,12 +1161,12 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter, if (f_aggr_cur) { dev_dbg(adapter->dev, "info: current packet aggregation\n"); /* Curr pkt can be aggregated */ - MP_RX_AGGR_SETUP(card, skb, port); + mp_rx_aggr_setup(card, skb, port); if (MP_RX_AGGR_PKT_LIMIT_REACHED(card) || - MP_RX_AGGR_PORT_LIMIT_REACHED(card)) { + mp_rx_aggr_port_limit_reached(card)) { dev_dbg(adapter->dev, "info: %s: aggregated packet " - "limit reached\n", __func__); + "limit reached\n", __func__); /* No more pkts allowed in Aggr buf, rx it */ f_do_rx_aggr = 1; } @@ -1077,22 +1175,39 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter, if (f_do_rx_aggr) { /* do aggr RX now */ dev_dbg(adapter->dev, "info: do_rx_aggr: num of packets: %d\n", - card->mpa_rx.pkt_cnt); + card->mpa_rx.pkt_cnt); + + if (card->supports_sdio_new_mode) { + int i; + u32 port_count; + + for (i = 0, port_count = 0; i < card->max_ports; i++) + if (card->mpa_rx.ports & BIT(i)) + port_count++; + + /* Reading data from "start_port + 0" to "start_port + + * port_count -1", so decrease the count by 1 + */ + port_count--; + mport = (adapter->ioport | SDIO_MPA_ADDR_BASE | + (port_count << 8)) + card->mpa_rx.start_port; + } else { + mport = (adapter->ioport | SDIO_MPA_ADDR_BASE | + (card->mpa_rx.ports << 4)) + + card->mpa_rx.start_port; + } if (mwifiex_read_data_sync(adapter, card->mpa_rx.buf, - card->mpa_rx.buf_len, - (adapter->ioport | 0x1000 | - (card->mpa_rx.ports << 4)) + - card->mpa_rx.start_port, 1)) - return -1; + card->mpa_rx.buf_len, mport, 1)) + goto error; curr_ptr = card->mpa_rx.buf; for (pind = 0; pind < card->mpa_rx.pkt_cnt; pind++) { /* get curr PKT len & type */ - pkt_len = *(u16 *) &curr_ptr[0]; - pkt_type = *(u16 *) &curr_ptr[2]; + pkt_len = le16_to_cpu(*(__le16 *) &curr_ptr[0]); + pkt_type = le16_to_cpu(*(__le16 *) &curr_ptr[2]); /* copy pkt to deaggr buf */ skb_deaggr = card->mpa_rx.skb_arr[pind]; @@ -1127,12 +1242,29 @@ rx_curr_single: if (mwifiex_sdio_card_to_host(adapter, &pkt_type, skb->data, skb->len, adapter->ioport + port)) - return -1; + goto error; mwifiex_decode_rx_packet(adapter, skb, pkt_type); } return 0; + +error: + if (MP_RX_AGGR_IN_PROGRESS(card)) { + /* Multiport-aggregation transfer failed - cleanup */ + for (pind = 0; pind < card->mpa_rx.pkt_cnt; pind++) { + /* copy pkt to deaggr buf */ + skb_deaggr = card->mpa_rx.skb_arr[pind]; + dev_kfree_skb_any(skb_deaggr); + } + MP_RX_AGGR_BUF_RESET(card); + } + + if (f_do_rx_cur) + /* Single transfer pending. Free curr buff also */ + dev_kfree_skb_any(skb); + + return -1; } /* @@ -1153,6 +1285,7 @@ rx_curr_single: static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) { struct sdio_mmc_card *card = adapter->card; + const struct mwifiex_sdio_card_reg *reg = card->reg; int ret = 0; u8 sdio_ireg; struct sk_buff *skb; @@ -1161,6 +1294,8 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) u32 rx_blocks; u16 rx_len; unsigned long flags; + u32 bitmap; + u8 cr; spin_lock_irqsave(&adapter->int_lock, flags); sdio_ireg = adapter->int_status; @@ -1170,11 +1305,61 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (!sdio_ireg) return ret; + /* Following interrupt is only for SDIO new mode */ + if (sdio_ireg & DN_LD_CMD_PORT_HOST_INT_STATUS && adapter->cmd_sent) + adapter->cmd_sent = false; + + /* Following interrupt is only for SDIO new mode */ + if (sdio_ireg & UP_LD_CMD_PORT_HOST_INT_STATUS) { + u32 pkt_type; + + /* read the len of control packet */ + rx_len = card->mp_regs[CMD_RD_LEN_1] << 8; + rx_len |= (u16) card->mp_regs[CMD_RD_LEN_0]; + rx_blocks = DIV_ROUND_UP(rx_len, MWIFIEX_SDIO_BLOCK_SIZE); + if (rx_len <= INTF_HEADER_LEN || + (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) > + MWIFIEX_RX_DATA_BUF_SIZE) + return -1; + rx_len = (u16) (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE); + + skb = dev_alloc_skb(rx_len); + if (!skb) + return -1; + + skb_put(skb, rx_len); + + if (mwifiex_sdio_card_to_host(adapter, &pkt_type, skb->data, + skb->len, adapter->ioport | + CMD_PORT_SLCT)) { + dev_err(adapter->dev, + "%s: failed to card_to_host", __func__); + dev_kfree_skb_any(skb); + goto term_cmd; + } + + if ((pkt_type != MWIFIEX_TYPE_CMD) && + (pkt_type != MWIFIEX_TYPE_EVENT)) + dev_err(adapter->dev, + "%s:Received wrong packet on cmd port", + __func__); + + mwifiex_decode_rx_packet(adapter, skb, pkt_type); + } + if (sdio_ireg & DN_LD_HOST_INT_STATUS) { - card->mp_wr_bitmap = ((u16) card->mp_regs[WR_BITMAP_U]) << 8; - card->mp_wr_bitmap |= (u16) card->mp_regs[WR_BITMAP_L]; - dev_dbg(adapter->dev, "int: DNLD: wr_bitmap=0x%04x\n", - card->mp_wr_bitmap); + bitmap = (u32) card->mp_regs[reg->wr_bitmap_l]; + bitmap |= ((u32) card->mp_regs[reg->wr_bitmap_u]) << 8; + if (card->supports_sdio_new_mode) { + bitmap |= + ((u32) card->mp_regs[reg->wr_bitmap_1l]) << 16; + bitmap |= + ((u32) card->mp_regs[reg->wr_bitmap_1u]) << 24; + } + card->mp_wr_bitmap = bitmap; + + dev_dbg(adapter->dev, "int: DNLD: wr_bitmap=0x%x\n", + card->mp_wr_bitmap); if (adapter->data_sent && (card->mp_wr_bitmap & card->mp_data_port_mask)) { dev_dbg(adapter->dev, @@ -1186,22 +1371,29 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) /* As firmware will not generate download ready interrupt if the port updated is command port only, cmd_sent should be done for any SDIO interrupt. */ - if (adapter->cmd_sent) { + if (card->has_control_mask && adapter->cmd_sent) { /* Check if firmware has attach buffer at command port and update just that in wr_bit_map. */ card->mp_wr_bitmap |= - (u16) card->mp_regs[WR_BITMAP_L] & CTRL_PORT_MASK; + (u32) card->mp_regs[reg->wr_bitmap_l] & CTRL_PORT_MASK; if (card->mp_wr_bitmap & CTRL_PORT_MASK) adapter->cmd_sent = false; } dev_dbg(adapter->dev, "info: cmd_sent=%d data_sent=%d\n", - adapter->cmd_sent, adapter->data_sent); + adapter->cmd_sent, adapter->data_sent); if (sdio_ireg & UP_LD_HOST_INT_STATUS) { - card->mp_rd_bitmap = ((u16) card->mp_regs[RD_BITMAP_U]) << 8; - card->mp_rd_bitmap |= (u16) card->mp_regs[RD_BITMAP_L]; - dev_dbg(adapter->dev, "int: UPLD: rd_bitmap=0x%04x\n", - card->mp_rd_bitmap); + bitmap = (u32) card->mp_regs[reg->rd_bitmap_l]; + bitmap |= ((u32) card->mp_regs[reg->rd_bitmap_u]) << 8; + if (card->supports_sdio_new_mode) { + bitmap |= + ((u32) card->mp_regs[reg->rd_bitmap_1l]) << 16; + bitmap |= + ((u32) card->mp_regs[reg->rd_bitmap_1u]) << 24; + } + card->mp_rd_bitmap = bitmap; + dev_dbg(adapter->dev, "int: UPLD: rd_bitmap=0x%x\n", + card->mp_rd_bitmap); while (true) { ret = mwifiex_get_rd_port(adapter, &port); @@ -1210,20 +1402,20 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) "info: no more rd_port available\n"); break; } - len_reg_l = RD_LEN_P0_L + (port << 1); - len_reg_u = RD_LEN_P0_U + (port << 1); + len_reg_l = reg->rd_len_p0_l + (port << 1); + len_reg_u = reg->rd_len_p0_u + (port << 1); rx_len = ((u16) card->mp_regs[len_reg_u]) << 8; rx_len |= (u16) card->mp_regs[len_reg_l]; dev_dbg(adapter->dev, "info: RX: port=%d rx_len=%u\n", - port, rx_len); + port, rx_len); rx_blocks = (rx_len + MWIFIEX_SDIO_BLOCK_SIZE - 1) / MWIFIEX_SDIO_BLOCK_SIZE; - if (rx_len <= INTF_HEADER_LEN - || (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) > - MWIFIEX_RX_DATA_BUF_SIZE) { + if (rx_len <= INTF_HEADER_LEN || + (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) > + MWIFIEX_RX_DATA_BUF_SIZE) { dev_err(adapter->dev, "invalid rx_len=%d\n", - rx_len); + rx_len); return -1; } rx_len = (u16) (rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE); @@ -1232,49 +1424,44 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) if (!skb) { dev_err(adapter->dev, "%s: failed to alloc skb", - __func__); + __func__); return -1; } skb_put(skb, rx_len); dev_dbg(adapter->dev, "info: rx_len = %d skb->len = %d\n", - rx_len, skb->len); + rx_len, skb->len); if (mwifiex_sdio_card_to_host_mp_aggr(adapter, skb, port)) { - u32 cr = 0; - dev_err(adapter->dev, "card_to_host_mpa failed:" - " int status=%#x\n", sdio_ireg); - if (mwifiex_read_reg(adapter, - CONFIGURATION_REG, &cr)) - dev_err(adapter->dev, - "read CFG reg failed\n"); - - dev_dbg(adapter->dev, - "info: CFG reg val = %d\n", cr); - if (mwifiex_write_reg(adapter, - CONFIGURATION_REG, - (cr | 0x04))) - dev_err(adapter->dev, - "write CFG reg failed\n"); - - dev_dbg(adapter->dev, "info: write success\n"); - if (mwifiex_read_reg(adapter, - CONFIGURATION_REG, &cr)) - dev_err(adapter->dev, - "read CFG reg failed\n"); - - dev_dbg(adapter->dev, - "info: CFG reg val =%x\n", cr); - dev_kfree_skb_any(skb); - return -1; + " int status=%#x\n", sdio_ireg); + goto term_cmd; } } } return 0; + +term_cmd: + /* terminate cmd */ + if (mwifiex_read_reg(adapter, CONFIGURATION_REG, &cr)) + dev_err(adapter->dev, "read CFG reg failed\n"); + else + dev_dbg(adapter->dev, "info: CFG reg val = %d\n", cr); + + if (mwifiex_write_reg(adapter, CONFIGURATION_REG, (cr | 0x04))) + dev_err(adapter->dev, "write CFG reg failed\n"); + else + dev_dbg(adapter->dev, "info: write success\n"); + + if (mwifiex_read_reg(adapter, CONFIGURATION_REG, &cr)) + dev_err(adapter->dev, "read CFG reg failed\n"); + else + dev_dbg(adapter->dev, "info: CFG reg val =%x\n", cr); + + return -1; } /* @@ -1292,7 +1479,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter) * and return. */ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, - u8 *payload, u32 pkt_len, u8 port, + u8 *payload, u32 pkt_len, u32 port, u32 next_pkt_len) { struct sdio_mmc_card *card = adapter->card; @@ -1301,10 +1488,13 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, s32 f_send_cur_buf = 0; s32 f_precopy_cur_buf = 0; s32 f_postcopy_cur_buf = 0; + u32 mport; - if ((!card->mpa_tx.enabled) || (port == CTRL_PORT)) { + if (!card->mpa_tx.enabled || + (card->has_control_mask && (port == CTRL_PORT)) || + (card->supports_sdio_new_mode && (port == CMD_PORT_SLCT))) { dev_dbg(adapter->dev, "info: %s: tx aggregation disabled\n", - __func__); + __func__); f_send_cur_buf = 1; goto tx_curr_single; @@ -1313,23 +1503,23 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, if (next_pkt_len) { /* More pkt in TX queue */ dev_dbg(adapter->dev, "info: %s: more packets in queue.\n", - __func__); + __func__); if (MP_TX_AGGR_IN_PROGRESS(card)) { - if (!MP_TX_AGGR_PORT_LIMIT_REACHED(card) && + if (!mp_tx_aggr_port_limit_reached(card) && MP_TX_AGGR_BUF_HAS_ROOM(card, pkt_len)) { f_precopy_cur_buf = 1; if (!(card->mp_wr_bitmap & - (1 << card->curr_wr_port)) - || !MP_TX_AGGR_BUF_HAS_ROOM( - card, pkt_len + next_pkt_len)) + (1 << card->curr_wr_port)) || + !MP_TX_AGGR_BUF_HAS_ROOM( + card, pkt_len + next_pkt_len)) f_send_aggr_buf = 1; } else { /* No room in Aggr buf, send it */ f_send_aggr_buf = 1; - if (MP_TX_AGGR_PORT_LIMIT_REACHED(card) || + if (mp_tx_aggr_port_limit_reached(card) || !(card->mp_wr_bitmap & (1 << card->curr_wr_port))) f_send_cur_buf = 1; @@ -1337,8 +1527,8 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, f_postcopy_cur_buf = 1; } } else { - if (MP_TX_AGGR_BUF_HAS_ROOM(card, pkt_len) - && (card->mp_wr_bitmap & (1 << card->curr_wr_port))) + if (MP_TX_AGGR_BUF_HAS_ROOM(card, pkt_len) && + (card->mp_wr_bitmap & (1 << card->curr_wr_port))) f_precopy_cur_buf = 1; else f_send_cur_buf = 1; @@ -1346,7 +1536,7 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, } else { /* Last pkt in TX queue */ dev_dbg(adapter->dev, "info: %s: Last packet in Tx Queue.\n", - __func__); + __func__); if (MP_TX_AGGR_IN_PROGRESS(card)) { /* some packs in Aggr buf already */ @@ -1364,24 +1554,41 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, if (f_precopy_cur_buf) { dev_dbg(adapter->dev, "data: %s: precopy current buffer\n", - __func__); + __func__); MP_TX_AGGR_BUF_PUT(card, payload, pkt_len, port); if (MP_TX_AGGR_PKT_LIMIT_REACHED(card) || - MP_TX_AGGR_PORT_LIMIT_REACHED(card)) + mp_tx_aggr_port_limit_reached(card)) /* No more pkts allowed in Aggr buf, send it */ f_send_aggr_buf = 1; } if (f_send_aggr_buf) { dev_dbg(adapter->dev, "data: %s: send aggr buffer: %d %d\n", - __func__, + __func__, card->mpa_tx.start_port, card->mpa_tx.ports); + if (card->supports_sdio_new_mode) { + u32 port_count; + int i; + + for (i = 0, port_count = 0; i < card->max_ports; i++) + if (card->mpa_tx.ports & BIT(i)) + port_count++; + + /* Writing data from "start_port + 0" to "start_port + + * port_count -1", so decrease the count by 1 + */ + port_count--; + mport = (adapter->ioport | SDIO_MPA_ADDR_BASE | + (port_count << 8)) + card->mpa_tx.start_port; + } else { + mport = (adapter->ioport | SDIO_MPA_ADDR_BASE | + (card->mpa_tx.ports << 4)) + + card->mpa_tx.start_port; + } + ret = mwifiex_write_data_to_card(adapter, card->mpa_tx.buf, - card->mpa_tx.buf_len, - (adapter->ioport | 0x1000 | - (card->mpa_tx.ports << 4)) + - card->mpa_tx.start_port); + card->mpa_tx.buf_len, mport); MP_TX_AGGR_BUF_RESET(card); } @@ -1389,14 +1596,14 @@ static int mwifiex_host_to_card_mp_aggr(struct mwifiex_adapter *adapter, tx_curr_single: if (f_send_cur_buf) { dev_dbg(adapter->dev, "data: %s: send current buffer %d\n", - __func__, port); + __func__, port); ret = mwifiex_write_data_to_card(adapter, payload, pkt_len, adapter->ioport + port); } if (f_postcopy_cur_buf) { dev_dbg(adapter->dev, "data: %s: postcopy current buffer\n", - __func__); + __func__); MP_TX_AGGR_BUF_PUT(card, payload, pkt_len, port); } @@ -1421,15 +1628,15 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, int ret; u32 buf_block_len; u32 blk_size; - u8 port = CTRL_PORT; + u32 port = CTRL_PORT; u8 *payload = (u8 *)skb->data; u32 pkt_len = skb->len; /* Allocate buffer and copy payload */ blk_size = MWIFIEX_SDIO_BLOCK_SIZE; buf_block_len = (pkt_len + blk_size - 1) / blk_size; - *(u16 *) &payload[0] = (u16) pkt_len; - *(u16 *) &payload[2] = type; + *(__le16 *)&payload[0] = cpu_to_le16((u16)pkt_len); + *(__le16 *)&payload[2] = cpu_to_le16(type); /* * This is SDIO specific header @@ -1441,7 +1648,7 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, ret = mwifiex_get_wr_port_data(adapter, &port); if (ret) { dev_err(adapter->dev, "%s: no wr_port available\n", - __func__); + __func__); return ret; } } else { @@ -1451,7 +1658,10 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, if (pkt_len <= INTF_HEADER_LEN || pkt_len > MWIFIEX_UPLD_SIZE) dev_err(adapter->dev, "%s: payload=%p, nb=%d\n", - __func__, payload, pkt_len); + __func__, payload, pkt_len); + + if (card->supports_sdio_new_mode) + port = CMD_PORT_SLCT; } /* Transfer data to card */ @@ -1459,16 +1669,21 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter, if (tx_param) ret = mwifiex_host_to_card_mp_aggr(adapter, payload, pkt_len, - port, tx_param->next_pkt_len); + port, tx_param->next_pkt_len + ); else ret = mwifiex_host_to_card_mp_aggr(adapter, payload, pkt_len, - port, 0); + port, 0); if (ret) { if (type == MWIFIEX_TYPE_CMD) adapter->cmd_sent = false; - if (type == MWIFIEX_TYPE_DATA) + if (type == MWIFIEX_TYPE_DATA) { adapter->data_sent = false; + /* restore curr_wr_port in error cases */ + card->curr_wr_port = port; + card->mp_wr_bitmap |= (u32)(1 << card->curr_wr_port); + } } else { if (type == MWIFIEX_TYPE_DATA) { if (!(card->mp_wr_bitmap & (1 << card->curr_wr_port))) @@ -1492,7 +1707,6 @@ static int mwifiex_alloc_sdio_mpa_buffers(struct mwifiex_adapter *adapter, card->mpa_tx.buf = kzalloc(mpa_tx_buf_size, GFP_KERNEL); if (!card->mpa_tx.buf) { - dev_err(adapter->dev, "could not alloc buffer for MP-A TX\n"); ret = -1; goto error; } @@ -1501,7 +1715,6 @@ static int mwifiex_alloc_sdio_mpa_buffers(struct mwifiex_adapter *adapter, card->mpa_rx.buf = kzalloc(mpa_rx_buf_size, GFP_KERNEL); if (!card->mpa_rx.buf) { - dev_err(adapter->dev, "could not alloc buffer for MP-A RX\n"); ret = -1; goto error; } @@ -1529,12 +1742,9 @@ mwifiex_unregister_dev(struct mwifiex_adapter *adapter) struct sdio_mmc_card *card = adapter->card; if (adapter->card) { - /* Release the SDIO IRQ */ sdio_claim_host(card->func); - sdio_release_irq(card->func); sdio_disable_func(card->func); sdio_release_host(card->func); - sdio_set_drvdata(card->func, NULL); } } @@ -1545,46 +1755,30 @@ mwifiex_unregister_dev(struct mwifiex_adapter *adapter) */ static int mwifiex_register_dev(struct mwifiex_adapter *adapter) { - int ret = 0; + int ret; struct sdio_mmc_card *card = adapter->card; struct sdio_func *func = card->func; /* save adapter pointer in card */ card->adapter = adapter; + adapter->tx_buf_size = card->tx_buf_size; sdio_claim_host(func); - /* Request the SDIO IRQ */ - ret = sdio_claim_irq(func, mwifiex_sdio_interrupt); - if (ret) { - pr_err("claim irq failed: ret=%d\n", ret); - goto disable_func; - } - /* Set block size */ ret = sdio_set_block_size(card->func, MWIFIEX_SDIO_BLOCK_SIZE); + sdio_release_host(func); if (ret) { pr_err("cannot set SDIO block size\n"); - ret = -1; - goto release_irq; + return ret; } - sdio_release_host(func); - sdio_set_drvdata(func, card); adapter->dev = &func->dev; - strcpy(adapter->fw_name, SD8787_DEFAULT_FW_NAME); - - return 0; -release_irq: - sdio_release_irq(func); -disable_func: - sdio_disable_func(func); - sdio_release_host(func); - adapter->card = NULL; + strcpy(adapter->fw_name, card->firmware); - return -1; + return 0; } /* @@ -1602,8 +1796,11 @@ disable_func: static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) { struct sdio_mmc_card *card = adapter->card; + const struct mwifiex_sdio_card_reg *reg = card->reg; int ret; - u32 sdio_ireg; + u8 sdio_ireg; + + sdio_set_drvdata(card->func, card); /* * Read the HOST_INT_STATUS_REG for ACK the first interrupt got @@ -1612,44 +1809,44 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter) */ mwifiex_read_reg(adapter, HOST_INTSTATUS_REG, &sdio_ireg); - /* Disable host interrupt mask register for SDIO */ - mwifiex_sdio_disable_host_int(adapter); - /* Get SDIO ioport */ mwifiex_init_sdio_ioport(adapter); /* Initialize SDIO variables in card */ card->mp_rd_bitmap = 0; card->mp_wr_bitmap = 0; - card->curr_rd_port = 1; - card->curr_wr_port = 1; + card->curr_rd_port = reg->start_rd_port; + card->curr_wr_port = reg->start_wr_port; - card->mp_data_port_mask = DATA_PORT_MASK; + card->mp_data_port_mask = reg->data_port_mask; card->mpa_tx.buf_len = 0; card->mpa_tx.pkt_cnt = 0; card->mpa_tx.start_port = 0; - card->mpa_tx.enabled = 0; - card->mpa_tx.pkt_aggr_limit = SDIO_MP_AGGR_DEF_PKT_LIMIT; + card->mpa_tx.enabled = 1; + card->mpa_tx.pkt_aggr_limit = card->mp_agg_pkt_limit; card->mpa_rx.buf_len = 0; card->mpa_rx.pkt_cnt = 0; card->mpa_rx.start_port = 0; - card->mpa_rx.enabled = 0; - card->mpa_rx.pkt_aggr_limit = SDIO_MP_AGGR_DEF_PKT_LIMIT; + card->mpa_rx.enabled = 1; + card->mpa_rx.pkt_aggr_limit = card->mp_agg_pkt_limit; /* Allocate buffers for SDIO MP-A */ - card->mp_regs = kzalloc(MAX_MP_REGS, GFP_KERNEL); - if (!card->mp_regs) { - dev_err(adapter->dev, "failed to alloc mp_regs\n"); + card->mp_regs = kzalloc(reg->max_mp_regs, GFP_KERNEL); + if (!card->mp_regs) return -ENOMEM; - } + /* Allocate skb pointer buffers */ + card->mpa_rx.skb_arr = kzalloc((sizeof(void *)) * + card->mp_agg_pkt_limit, GFP_KERNEL); + card->mpa_rx.len_arr = kzalloc(sizeof(*card->mpa_rx.len_arr) * + card->mp_agg_pkt_limit, GFP_KERNEL); ret = mwifiex_alloc_sdio_mpa_buffers(adapter, - SDIO_MP_TX_AGGR_DEF_BUF_SIZE, - SDIO_MP_RX_AGGR_DEF_BUF_SIZE); + card->mp_tx_agg_buf_size, + card->mp_rx_agg_buf_size); if (ret) { dev_err(adapter->dev, "failed to alloc sdio mp-a buffers\n"); kfree(card->mp_regs); @@ -1683,8 +1880,12 @@ static void mwifiex_cleanup_sdio(struct mwifiex_adapter *adapter) struct sdio_mmc_card *card = adapter->card; kfree(card->mp_regs); + kfree(card->mpa_rx.skb_arr); + kfree(card->mpa_rx.len_arr); kfree(card->mpa_tx.buf); kfree(card->mpa_rx.buf); + sdio_set_drvdata(card->func, NULL); + kfree(card); } /* @@ -1694,19 +1895,53 @@ static void mwifiex_update_mp_end_port(struct mwifiex_adapter *adapter, u16 port) { struct sdio_mmc_card *card = adapter->card; + const struct mwifiex_sdio_card_reg *reg = card->reg; int i; card->mp_end_port = port; - card->mp_data_port_mask = DATA_PORT_MASK; + card->mp_data_port_mask = reg->data_port_mask; - for (i = 1; i <= MAX_PORT - card->mp_end_port; i++) - card->mp_data_port_mask &= ~(1 << (MAX_PORT - i)); + if (reg->start_wr_port) { + for (i = 1; i <= card->max_ports - card->mp_end_port; i++) + card->mp_data_port_mask &= + ~(1 << (card->max_ports - i)); + } - card->curr_wr_port = 1; + card->curr_wr_port = reg->start_wr_port; dev_dbg(adapter->dev, "cmd: mp_end_port %d, data port mask 0x%x\n", - port, card->mp_data_port_mask); + port, card->mp_data_port_mask); +} + +static struct mmc_host *reset_host; +static void sdio_card_reset_worker(struct work_struct *work) +{ + struct mmc_host *target = reset_host; + + /* The actual reset operation must be run outside of driver thread. + * This is because mmc_remove_host() will cause the device to be + * instantly destroyed, and the driver then needs to end its thread, + * leading to a deadlock. + * + * We run it in a totally independent workqueue. + */ + + pr_err("Resetting card...\n"); + mmc_remove_host(target); + /* 20ms delay is based on experiment with sdhci controller */ + mdelay(20); + mmc_add_host(target); +} +static DECLARE_WORK(card_reset_work, sdio_card_reset_worker); + +/* This function resets the card */ +static void mwifiex_sdio_card_reset(struct mwifiex_adapter *adapter) +{ + struct sdio_mmc_card *card = adapter->card; + + reset_host = card->func->card->host; + schedule_work(&card_reset_work); } static struct mwifiex_if_ops sdio_ops = { @@ -1717,6 +1952,7 @@ static struct mwifiex_if_ops sdio_ops = { .register_dev = mwifiex_register_dev, .unregister_dev = mwifiex_unregister_dev, .enable_int = mwifiex_sdio_enable_host_int, + .disable_int = mwifiex_sdio_disable_host_int, .process_int_status = mwifiex_process_int_status, .host_to_card = mwifiex_sdio_host_to_card, .wakeup = mwifiex_pm_wakeup_card, @@ -1727,6 +1963,7 @@ static struct mwifiex_if_ops sdio_ops = { .cleanup_mpa_buf = mwifiex_cleanup_mpa_buf, .cmdrsp_complete = mwifiex_sdio_cmdrsp_complete, .event_complete = mwifiex_sdio_event_complete, + .card_reset = mwifiex_sdio_card_reset, }; /* @@ -1764,6 +2001,7 @@ mwifiex_sdio_cleanup_module(void) /* Set the flag as user is removing this module. */ user_rmmod = 1; + cancel_work_sync(&card_reset_work); sdio_unregister_driver(&mwifiex_sdio); } @@ -1774,4 +2012,7 @@ MODULE_AUTHOR("Marvell International Ltd."); MODULE_DESCRIPTION("Marvell WiFi-Ex SDIO Driver version " SDIO_VERSION); MODULE_VERSION(SDIO_VERSION); MODULE_LICENSE("GPL v2"); -MODULE_FIRMWARE("mrvl/sd8787_uapsta.bin"); +MODULE_FIRMWARE(SD8786_DEFAULT_FW_NAME); +MODULE_FIRMWARE(SD8787_DEFAULT_FW_NAME); +MODULE_FIRMWARE(SD8797_DEFAULT_FW_NAME); +MODULE_FIRMWARE(SD8897_DEFAULT_FW_NAME); diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h index 3f711801e58..6eea30b43ed 100644 --- a/drivers/net/wireless/mwifiex/sdio.h +++ b/drivers/net/wireless/mwifiex/sdio.h @@ -25,39 +25,47 @@ #include <linux/mmc/sdio_ids.h> #include <linux/mmc/sdio_func.h> #include <linux/mmc/card.h> +#include <linux/mmc/host.h> #include "main.h" +#define SD8786_DEFAULT_FW_NAME "mrvl/sd8786_uapsta.bin" #define SD8787_DEFAULT_FW_NAME "mrvl/sd8787_uapsta.bin" +#define SD8797_DEFAULT_FW_NAME "mrvl/sd8797_uapsta.bin" +#define SD8897_DEFAULT_FW_NAME "mrvl/sd8897_uapsta.bin" #define BLOCK_MODE 1 #define BYTE_MODE 0 #define REG_PORT 0 -#define RD_BITMAP_L 0x04 -#define RD_BITMAP_U 0x05 -#define WR_BITMAP_L 0x06 -#define WR_BITMAP_U 0x07 -#define RD_LEN_P0_L 0x08 -#define RD_LEN_P0_U 0x09 #define MWIFIEX_SDIO_IO_PORT_MASK 0xfffff #define MWIFIEX_SDIO_BYTE_MODE_MASK 0x80000000 +#define SDIO_MPA_ADDR_BASE 0x1000 #define CTRL_PORT 0 #define CTRL_PORT_MASK 0x0001 -#define DATA_PORT_MASK 0xfffe -#define MAX_MP_REGS 64 -#define MAX_PORT 16 - -#define SDIO_MP_AGGR_DEF_PKT_LIMIT 8 - -#define SDIO_MP_TX_AGGR_DEF_BUF_SIZE (8192) /* 8K */ - -/* Multi port RX aggregation buffer size */ -#define SDIO_MP_RX_AGGR_DEF_BUF_SIZE (16384) /* 16K */ +#define CMD_PORT_UPLD_INT_MASK (0x1U<<6) +#define CMD_PORT_DNLD_INT_MASK (0x1U<<7) +#define HOST_TERM_CMD53 (0x1U << 2) +#define REG_PORT 0 +#define MEM_PORT 0x10000 +#define CMD_RD_LEN_0 0xB4 +#define CMD_RD_LEN_1 0xB5 +#define CARD_CONFIG_2_1_REG 0xCD +#define CMD53_NEW_MODE (0x1U << 0) +#define CMD_CONFIG_0 0xB8 +#define CMD_PORT_RD_LEN_EN (0x1U << 2) +#define CMD_CONFIG_1 0xB9 +#define CMD_PORT_AUTO_EN (0x1U << 0) +#define CMD_PORT_SLCT 0x8000 +#define UP_LD_CMD_PORT_HOST_INT_STATUS (0x40U) +#define DN_LD_CMD_PORT_HOST_INT_STATUS (0x80U) + +#define MWIFIEX_MP_AGGR_BUF_SIZE_16K (16384) +#define MWIFIEX_MP_AGGR_BUF_SIZE_32K (32768) /* Misc. Config Register : Auto Re-enable interrupts */ #define AUTO_RE_ENABLE_INT BIT(4) @@ -72,14 +80,8 @@ /* Host Control Registers : Configuration */ #define CONFIGURATION_REG 0x00 -/* Host Control Registers : Host without Command 53 finish host*/ -#define HOST_TO_CARD_EVENT (0x1U << 3) -/* Host Control Registers : Host without Command 53 finish host */ -#define HOST_WO_CMD53_FINISH_HOST (0x1U << 2) /* Host Control Registers : Host power up */ #define HOST_POWER_UP (0x1U << 1) -/* Host Control Registers : Host power down */ -#define HOST_POWER_DOWN (0x1U << 0) /* Host Control Registers : Host interrupt mask */ #define HOST_INT_MASK_REG 0x02 @@ -87,10 +89,6 @@ #define UP_LD_HOST_INT_MASK (0x1U) /* Host Control Registers : Download host interrupt mask */ #define DN_LD_HOST_INT_MASK (0x2U) -/* Enable Host interrupt mask */ -#define HOST_INT_ENABLE (UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK) -/* Disable Host interrupt mask */ -#define HOST_INT_DISABLE 0xff /* Host Control Registers : Host interrupt status */ #define HOST_INTSTATUS_REG 0x03 @@ -101,74 +99,15 @@ /* Host Control Registers : Host interrupt RSR */ #define HOST_INT_RSR_REG 0x01 -/* Host Control Registers : Upload host interrupt RSR */ -#define UP_LD_HOST_INT_RSR (0x1U) -#define SDIO_INT_MASK 0x3F /* Host Control Registers : Host interrupt status */ #define HOST_INT_STATUS_REG 0x28 -/* Host Control Registers : Upload CRC error */ -#define UP_LD_CRC_ERR (0x1U << 2) -/* Host Control Registers : Upload restart */ -#define UP_LD_RESTART (0x1U << 1) -/* Host Control Registers : Download restart */ -#define DN_LD_RESTART (0x1U << 0) - -/* Card Control Registers : Card status register */ -#define CARD_STATUS_REG 0x30 + /* Card Control Registers : Card I/O ready */ #define CARD_IO_READY (0x1U << 3) -/* Card Control Registers : CIS card ready */ -#define CIS_CARD_RDY (0x1U << 2) -/* Card Control Registers : Upload card ready */ -#define UP_LD_CARD_RDY (0x1U << 1) /* Card Control Registers : Download card ready */ #define DN_LD_CARD_RDY (0x1U << 0) -/* Card Control Registers : Host interrupt mask register */ -#define HOST_INTERRUPT_MASK_REG 0x34 -/* Card Control Registers : Host power interrupt mask */ -#define HOST_POWER_INT_MASK (0x1U << 3) -/* Card Control Registers : Abort card interrupt mask */ -#define ABORT_CARD_INT_MASK (0x1U << 2) -/* Card Control Registers : Upload card interrupt mask */ -#define UP_LD_CARD_INT_MASK (0x1U << 1) -/* Card Control Registers : Download card interrupt mask */ -#define DN_LD_CARD_INT_MASK (0x1U << 0) - -/* Card Control Registers : Card interrupt status register */ -#define CARD_INTERRUPT_STATUS_REG 0x38 -/* Card Control Registers : Power up interrupt */ -#define POWER_UP_INT (0x1U << 4) -/* Card Control Registers : Power down interrupt */ -#define POWER_DOWN_INT (0x1U << 3) - -/* Card Control Registers : Card interrupt RSR register */ -#define CARD_INTERRUPT_RSR_REG 0x3c -/* Card Control Registers : Power up RSR */ -#define POWER_UP_RSR (0x1U << 4) -/* Card Control Registers : Power down RSR */ -#define POWER_DOWN_RSR (0x1U << 3) - -/* Card Control Registers : Miscellaneous Configuration Register */ -#define CARD_MISC_CFG_REG 0x6C - -/* Host F1 read base 0 */ -#define HOST_F1_RD_BASE_0 0x0040 -/* Host F1 read base 1 */ -#define HOST_F1_RD_BASE_1 0x0041 -/* Host F1 card ready */ -#define HOST_F1_CARD_RDY 0x0020 - -/* Firmware status 0 register */ -#define CARD_FW_STATUS0_REG 0x60 -/* Firmware status 1 register */ -#define CARD_FW_STATUS1_REG 0x61 -/* Rx length register */ -#define CARD_RX_LEN_REG 0x62 -/* Rx unit register */ -#define CARD_RX_UNIT_REG 0x63 - /* Max retry number of CMD53 write */ #define MAX_WRITE_IOMEM_RETRY 2 @@ -189,39 +128,28 @@ if (a->mpa_tx.start_port <= port) \ a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt)); \ else \ - a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+(MAX_PORT - \ + a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+ \ + (a->max_ports - \ a->mp_end_port))); \ a->mpa_tx.pkt_cnt++; \ -} while (0); +} while (0) /* SDIO Tx aggregation limit ? */ #define MP_TX_AGGR_PKT_LIMIT_REACHED(a) \ (a->mpa_tx.pkt_cnt == a->mpa_tx.pkt_aggr_limit) -/* SDIO Tx aggregation port limit ? */ -#define MP_TX_AGGR_PORT_LIMIT_REACHED(a) ((a->curr_wr_port < \ - a->mpa_tx.start_port) && (((MAX_PORT - \ - a->mpa_tx.start_port) + a->curr_wr_port) >= \ - SDIO_MP_AGGR_DEF_PKT_LIMIT)) - /* Reset SDIO Tx aggregation buffer parameters */ #define MP_TX_AGGR_BUF_RESET(a) do { \ a->mpa_tx.pkt_cnt = 0; \ a->mpa_tx.buf_len = 0; \ a->mpa_tx.ports = 0; \ a->mpa_tx.start_port = 0; \ -} while (0); +} while (0) /* SDIO Rx aggregation limit ? */ #define MP_RX_AGGR_PKT_LIMIT_REACHED(a) \ (a->mpa_rx.pkt_cnt == a->mpa_rx.pkt_aggr_limit) -/* SDIO Tx aggregation port limit ? */ -#define MP_RX_AGGR_PORT_LIMIT_REACHED(a) ((a->curr_rd_port < \ - a->mpa_rx.start_port) && (((MAX_PORT - \ - a->mpa_rx.start_port) + a->curr_rd_port) >= \ - SDIO_MP_AGGR_DEF_PKT_LIMIT)) - /* SDIO Rx aggregation in progress ? */ #define MP_RX_AGGR_IN_PROGRESS(a) (a->mpa_rx.pkt_cnt > 0) @@ -229,28 +157,13 @@ #define MP_RX_AGGR_BUF_HAS_ROOM(a, rx_len) \ ((a->mpa_rx.buf_len+rx_len) <= a->mpa_rx.buf_size) -/* Prepare to copy current packet from card to SDIO Rx aggregation buffer */ -#define MP_RX_AGGR_SETUP(a, skb, port) do { \ - a->mpa_rx.buf_len += skb->len; \ - if (!a->mpa_rx.pkt_cnt) \ - a->mpa_rx.start_port = port; \ - if (a->mpa_rx.start_port <= port) \ - a->mpa_rx.ports |= (1<<(a->mpa_rx.pkt_cnt)); \ - else \ - a->mpa_rx.ports |= (1<<(a->mpa_rx.pkt_cnt+1)); \ - a->mpa_rx.skb_arr[a->mpa_rx.pkt_cnt] = skb; \ - a->mpa_rx.len_arr[a->mpa_rx.pkt_cnt] = skb->len; \ - a->mpa_rx.pkt_cnt++; \ -} while (0); - /* Reset SDIO Rx aggregation buffer parameters */ #define MP_RX_AGGR_BUF_RESET(a) do { \ a->mpa_rx.pkt_cnt = 0; \ a->mpa_rx.buf_len = 0; \ a->mpa_rx.ports = 0; \ a->mpa_rx.start_port = 0; \ -} while (0); - +} while (0) /* data structure for SDIO MPA TX */ struct mwifiex_sdio_mpa_tx { @@ -258,7 +171,7 @@ struct mwifiex_sdio_mpa_tx { u8 *buf; u32 buf_len; u32 pkt_cnt; - u16 ports; + u32 ports; u16 start_port; u8 enabled; u32 buf_size; @@ -269,11 +182,11 @@ struct mwifiex_sdio_mpa_rx { u8 *buf; u32 buf_len; u32 pkt_cnt; - u16 ports; + u32 ports; u16 start_port; - struct sk_buff *skb_arr[SDIO_MP_AGGR_DEF_PKT_LIMIT]; - u32 len_arr[SDIO_MP_AGGR_DEF_PKT_LIMIT]; + struct sk_buff **skb_arr; + u32 *len_arr; u8 enabled; u32 buf_size; @@ -283,15 +196,50 @@ struct mwifiex_sdio_mpa_rx { int mwifiex_bus_register(void); void mwifiex_bus_unregister(void); +struct mwifiex_sdio_card_reg { + u8 start_rd_port; + u8 start_wr_port; + u8 base_0_reg; + u8 base_1_reg; + u8 poll_reg; + u8 host_int_enable; + u8 status_reg_0; + u8 status_reg_1; + u8 sdio_int_mask; + u32 data_port_mask; + u8 max_mp_regs; + u8 rd_bitmap_l; + u8 rd_bitmap_u; + u8 rd_bitmap_1l; + u8 rd_bitmap_1u; + u8 wr_bitmap_l; + u8 wr_bitmap_u; + u8 wr_bitmap_1l; + u8 wr_bitmap_1u; + u8 rd_len_p0_l; + u8 rd_len_p0_u; + u8 card_misc_cfg_reg; +}; + struct sdio_mmc_card { struct sdio_func *func; struct mwifiex_adapter *adapter; - u16 mp_rd_bitmap; - u16 mp_wr_bitmap; + const char *firmware; + const struct mwifiex_sdio_card_reg *reg; + u8 max_ports; + u8 mp_agg_pkt_limit; + bool supports_sdio_new_mode; + bool has_control_mask; + u16 tx_buf_size; + u32 mp_tx_agg_buf_size; + u32 mp_rx_agg_buf_size; + + u32 mp_rd_bitmap; + u32 mp_wr_bitmap; u16 mp_end_port; - u16 mp_data_port_mask; + u32 mp_data_port_mask; u8 curr_rd_port; u8 curr_wr_port; @@ -302,6 +250,113 @@ struct sdio_mmc_card { struct mwifiex_sdio_mpa_rx mpa_rx; }; +struct mwifiex_sdio_device { + const char *firmware; + const struct mwifiex_sdio_card_reg *reg; + u8 max_ports; + u8 mp_agg_pkt_limit; + bool supports_sdio_new_mode; + bool has_control_mask; + u16 tx_buf_size; + u32 mp_tx_agg_buf_size; + u32 mp_rx_agg_buf_size; +}; + +static const struct mwifiex_sdio_card_reg mwifiex_reg_sd87xx = { + .start_rd_port = 1, + .start_wr_port = 1, + .base_0_reg = 0x0040, + .base_1_reg = 0x0041, + .poll_reg = 0x30, + .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK, + .status_reg_0 = 0x60, + .status_reg_1 = 0x61, + .sdio_int_mask = 0x3f, + .data_port_mask = 0x0000fffe, + .max_mp_regs = 64, + .rd_bitmap_l = 0x04, + .rd_bitmap_u = 0x05, + .wr_bitmap_l = 0x06, + .wr_bitmap_u = 0x07, + .rd_len_p0_l = 0x08, + .rd_len_p0_u = 0x09, + .card_misc_cfg_reg = 0x6c, +}; + +static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8897 = { + .start_rd_port = 0, + .start_wr_port = 0, + .base_0_reg = 0x60, + .base_1_reg = 0x61, + .poll_reg = 0x50, + .host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK | + CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK, + .status_reg_0 = 0xc0, + .status_reg_1 = 0xc1, + .sdio_int_mask = 0xff, + .data_port_mask = 0xffffffff, + .max_mp_regs = 184, + .rd_bitmap_l = 0x04, + .rd_bitmap_u = 0x05, + .rd_bitmap_1l = 0x06, + .rd_bitmap_1u = 0x07, + .wr_bitmap_l = 0x08, + .wr_bitmap_u = 0x09, + .wr_bitmap_1l = 0x0a, + .wr_bitmap_1u = 0x0b, + .rd_len_p0_l = 0x0c, + .rd_len_p0_u = 0x0d, + .card_misc_cfg_reg = 0xcc, +}; + +static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = { + .firmware = SD8786_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_sd87xx, + .max_ports = 16, + .mp_agg_pkt_limit = 8, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, +}; + +static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = { + .firmware = SD8787_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_sd87xx, + .max_ports = 16, + .mp_agg_pkt_limit = 8, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, +}; + +static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = { + .firmware = SD8797_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_sd87xx, + .max_ports = 16, + .mp_agg_pkt_limit = 8, + .supports_sdio_new_mode = false, + .has_control_mask = true, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K, +}; + +static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = { + .firmware = SD8897_DEFAULT_FW_NAME, + .reg = &mwifiex_reg_sd8897, + .max_ports = 32, + .mp_agg_pkt_limit = 16, + .supports_sdio_new_mode = true, + .has_control_mask = false, + .tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K, + .mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, + .mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K, +}; + /* * .cmdrsp_complete handler */ @@ -322,4 +377,77 @@ static inline int mwifiex_sdio_event_complete(struct mwifiex_adapter *adapter, return 0; } +static inline bool +mp_rx_aggr_port_limit_reached(struct sdio_mmc_card *card) +{ + u8 tmp; + + if (card->curr_rd_port < card->mpa_rx.start_port) { + if (card->supports_sdio_new_mode) + tmp = card->mp_end_port >> 1; + else + tmp = card->mp_agg_pkt_limit; + + if (((card->max_ports - card->mpa_rx.start_port) + + card->curr_rd_port) >= tmp) + return true; + } + + if (!card->supports_sdio_new_mode) + return false; + + if ((card->curr_rd_port - card->mpa_rx.start_port) >= + (card->mp_end_port >> 1)) + return true; + + return false; +} + +static inline bool +mp_tx_aggr_port_limit_reached(struct sdio_mmc_card *card) +{ + u16 tmp; + + if (card->curr_wr_port < card->mpa_tx.start_port) { + if (card->supports_sdio_new_mode) + tmp = card->mp_end_port >> 1; + else + tmp = card->mp_agg_pkt_limit; + + if (((card->max_ports - card->mpa_tx.start_port) + + card->curr_wr_port) >= tmp) + return true; + } + + if (!card->supports_sdio_new_mode) + return false; + + if ((card->curr_wr_port - card->mpa_tx.start_port) >= + (card->mp_end_port >> 1)) + return true; + + return false; +} + +/* Prepare to copy current packet from card to SDIO Rx aggregation buffer */ +static inline void mp_rx_aggr_setup(struct sdio_mmc_card *card, + struct sk_buff *skb, u8 port) +{ + card->mpa_rx.buf_len += skb->len; + + if (!card->mpa_rx.pkt_cnt) + card->mpa_rx.start_port = port; + + if (card->supports_sdio_new_mode) { + card->mpa_rx.ports |= (1 << port); + } else { + if (card->mpa_rx.start_port <= port) + card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt); + else + card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt + 1); + } + card->mpa_rx.skb_arr[card->mpa_rx.pkt_cnt] = skb; + card->mpa_rx.len_arr[card->mpa_rx.pkt_cnt] = skb->len; + card->mpa_rx.pkt_cnt++; +} #endif /* _MWIFIEX_SDIO_H */ diff --git a/drivers/net/wireless/mwifiex/sta_cmd.c b/drivers/net/wireless/mwifiex/sta_cmd.c index ea6518d1c9e..88202ce0c13 100644 --- a/drivers/net/wireless/mwifiex/sta_cmd.c +++ b/drivers/net/wireless/mwifiex/sta_cmd.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" /* * This function prepares command to set/get RSSI information. @@ -103,76 +104,32 @@ static int mwifiex_cmd_mac_control(struct mwifiex_private *priv, static int mwifiex_cmd_802_11_snmp_mib(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, u16 cmd_action, u32 cmd_oid, - u32 *ul_temp) + u16 *ul_temp) { struct host_cmd_ds_802_11_snmp_mib *snmp_mib = &cmd->params.smib; dev_dbg(priv->adapter->dev, "cmd: SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid); cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SNMP_MIB); cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_snmp_mib) - - 1 + S_DS_GEN); + - 1 + S_DS_GEN); + snmp_mib->oid = cpu_to_le16((u16)cmd_oid); if (cmd_action == HostCmd_ACT_GEN_GET) { snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_GET); snmp_mib->buf_size = cpu_to_le16(MAX_SNMP_BUF_SIZE); - cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) - + MAX_SNMP_BUF_SIZE); + le16_add_cpu(&cmd->size, MAX_SNMP_BUF_SIZE); + } else if (cmd_action == HostCmd_ACT_GEN_SET) { + snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); + snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); + *((__le16 *) (snmp_mib->value)) = cpu_to_le16(*ul_temp); + le16_add_cpu(&cmd->size, sizeof(u16)); } - switch (cmd_oid) { - case FRAG_THRESH_I: - snmp_mib->oid = cpu_to_le16((u16) FRAG_THRESH_I); - if (cmd_action == HostCmd_ACT_GEN_SET) { - snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); - snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); - *((__le16 *) (snmp_mib->value)) = - cpu_to_le16((u16) *ul_temp); - cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) - + sizeof(u16)); - } - break; - case RTS_THRESH_I: - snmp_mib->oid = cpu_to_le16((u16) RTS_THRESH_I); - if (cmd_action == HostCmd_ACT_GEN_SET) { - snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); - snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); - *(__le16 *) (snmp_mib->value) = - cpu_to_le16((u16) *ul_temp); - cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) - + sizeof(u16)); - } - break; - - case SHORT_RETRY_LIM_I: - snmp_mib->oid = cpu_to_le16((u16) SHORT_RETRY_LIM_I); - if (cmd_action == HostCmd_ACT_GEN_SET) { - snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); - snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); - *((__le16 *) (snmp_mib->value)) = - cpu_to_le16((u16) *ul_temp); - cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) - + sizeof(u16)); - } - break; - case DOT11D_I: - snmp_mib->oid = cpu_to_le16((u16) DOT11D_I); - if (cmd_action == HostCmd_ACT_GEN_SET) { - snmp_mib->query_type = cpu_to_le16(HostCmd_ACT_GEN_SET); - snmp_mib->buf_size = cpu_to_le16(sizeof(u16)); - *((__le16 *) (snmp_mib->value)) = - cpu_to_le16((u16) *ul_temp); - cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) - + sizeof(u16)); - } - break; - default: - break; - } dev_dbg(priv->adapter->dev, "cmd: SNMP_CMD: Action=0x%x, OID=0x%x, OIDSize=0x%x," " Value=0x%x\n", - cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size), - le16_to_cpu(*(__le16 *) snmp_mib->value)); + cmd_action, cmd_oid, le16_to_cpu(snmp_mib->buf_size), + le16_to_cpu(*(__le16 *) snmp_mib->value)); return 0; } @@ -218,8 +175,8 @@ static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv, rate_scope = (struct mwifiex_rate_scope *) ((u8 *) rate_cfg + sizeof(struct host_cmd_ds_tx_rate_cfg)); rate_scope->type = cpu_to_le16(TLV_TYPE_RATE_SCOPE); - rate_scope->length = cpu_to_le16(sizeof(struct mwifiex_rate_scope) - - sizeof(struct mwifiex_ie_types_header)); + rate_scope->length = cpu_to_le16 + (sizeof(*rate_scope) - sizeof(struct mwifiex_ie_types_header)); if (pbitmap_rates != NULL) { rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(pbitmap_rates[0]); rate_scope->ofdm_rate_bitmap = cpu_to_le16(pbitmap_rates[1]); @@ -228,6 +185,13 @@ static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv, i++) rate_scope->ht_mcs_rate_bitmap[i] = cpu_to_le16(pbitmap_rates[2 + i]); + if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) { + for (i = 0; + i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap); + i++) + rate_scope->vht_mcs_rate_bitmap[i] = + cpu_to_le16(pbitmap_rates[10 + i]); + } } else { rate_scope->hr_dsss_rate_bitmap = cpu_to_le16(priv->bitmap_rates[0]); @@ -238,10 +202,17 @@ static int mwifiex_cmd_tx_rate_cfg(struct mwifiex_private *priv, i++) rate_scope->ht_mcs_rate_bitmap[i] = cpu_to_le16(priv->bitmap_rates[2 + i]); + if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) { + for (i = 0; + i < ARRAY_SIZE(rate_scope->vht_mcs_rate_bitmap); + i++) + rate_scope->vht_mcs_rate_bitmap[i] = + cpu_to_le16(priv->bitmap_rates[10 + i]); + } } rate_drop = (struct mwifiex_rate_drop_pattern *) ((u8 *) rate_scope + - sizeof(struct mwifiex_rate_scope)); + sizeof(struct mwifiex_rate_scope)); rate_drop->type = cpu_to_le16(TLV_TYPE_RATE_DROP_CONTROL); rate_drop->length = cpu_to_le16(sizeof(rate_drop->rate_drop_mode)); rate_drop->rate_drop_mode = 0; @@ -282,14 +253,14 @@ static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd, memmove(cmd_txp_cfg, txp, sizeof(struct host_cmd_ds_txpwr_cfg) + sizeof(struct mwifiex_types_power_group) + - pg_tlv->length); + le16_to_cpu(pg_tlv->length)); pg_tlv = (struct mwifiex_types_power_group *) ((u8 *) cmd_txp_cfg + sizeof(struct host_cmd_ds_txpwr_cfg)); cmd->size = cpu_to_le16(le16_to_cpu(cmd->size) + sizeof(struct mwifiex_types_power_group) + - pg_tlv->length); + le16_to_cpu(pg_tlv->length)); } else { memmove(cmd_txp_cfg, txp, sizeof(*txp)); } @@ -304,6 +275,56 @@ static int mwifiex_cmd_tx_power_cfg(struct host_cmd_ds_command *cmd, } /* + * This function prepares command to get RF Tx power. + */ +static int mwifiex_cmd_rf_tx_power(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, void *data_buf) +{ + struct host_cmd_ds_rf_tx_pwr *txp = &cmd->params.txp; + + cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_tx_pwr) + + S_DS_GEN); + cmd->command = cpu_to_le16(HostCmd_CMD_RF_TX_PWR); + txp->action = cpu_to_le16(cmd_action); + + return 0; +} + +/* + * This function prepares command to set rf antenna. + */ +static int mwifiex_cmd_rf_antenna(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, + struct mwifiex_ds_ant_cfg *ant_cfg) +{ + struct host_cmd_ds_rf_ant_mimo *ant_mimo = &cmd->params.ant_mimo; + struct host_cmd_ds_rf_ant_siso *ant_siso = &cmd->params.ant_siso; + + cmd->command = cpu_to_le16(HostCmd_CMD_RF_ANTENNA); + + if (cmd_action != HostCmd_ACT_GEN_SET) + return 0; + + if (priv->adapter->hw_dev_mcs_support == HT_STREAM_2X2) { + cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_ant_mimo) + + S_DS_GEN); + ant_mimo->action_tx = cpu_to_le16(HostCmd_ACT_SET_TX); + ant_mimo->tx_ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant); + ant_mimo->action_rx = cpu_to_le16(HostCmd_ACT_SET_RX); + ant_mimo->rx_ant_mode = cpu_to_le16((u16)ant_cfg->rx_ant); + } else { + cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_rf_ant_siso) + + S_DS_GEN); + ant_siso->action = cpu_to_le16(HostCmd_ACT_SET_BOTH); + ant_siso->ant_mode = cpu_to_le16((u16)ant_cfg->tx_ant); + } + + return 0; +} + +/* * This function prepares command to set Host Sleep configuration. * * Preparation includes - @@ -320,7 +341,7 @@ mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv, { struct mwifiex_adapter *adapter = priv->adapter; struct host_cmd_ds_802_11_hs_cfg_enh *hs_cfg = &cmd->params.opt_hs_cfg; - u16 hs_activate = false; + bool hs_activate = false; if (!hscfg_param) /* New Activate command */ @@ -328,26 +349,26 @@ mwifiex_cmd_802_11_hs_cfg(struct mwifiex_private *priv, cmd->command = cpu_to_le16(HostCmd_CMD_802_11_HS_CFG_ENH); if (!hs_activate && - (hscfg_param->conditions - != cpu_to_le32(HOST_SLEEP_CFG_CANCEL)) - && ((adapter->arp_filter_size > 0) - && (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) { + (hscfg_param->conditions != cpu_to_le32(HS_CFG_CANCEL)) && + ((adapter->arp_filter_size > 0) && + (adapter->arp_filter_size <= ARP_FILTER_MAX_BUF_SIZE))) { dev_dbg(adapter->dev, "cmd: Attach %d bytes ArpFilter to HSCfg cmd\n", - adapter->arp_filter_size); + adapter->arp_filter_size); memcpy(((u8 *) hs_cfg) + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh), adapter->arp_filter, adapter->arp_filter_size); - cmd->size = cpu_to_le16(adapter->arp_filter_size + - sizeof(struct host_cmd_ds_802_11_hs_cfg_enh) - + S_DS_GEN); + cmd->size = cpu_to_le16 + (adapter->arp_filter_size + + sizeof(struct host_cmd_ds_802_11_hs_cfg_enh) + + S_DS_GEN); } else { cmd->size = cpu_to_le16(S_DS_GEN + sizeof(struct - host_cmd_ds_802_11_hs_cfg_enh)); + host_cmd_ds_802_11_hs_cfg_enh)); } if (hs_activate) { hs_cfg->action = cpu_to_le16(HS_ACTIVATE); - hs_cfg->params.hs_activate.resp_ctrl = RESP_NEEDED; + hs_cfg->params.hs_activate.resp_ctrl = cpu_to_le16(RESP_NEEDED); } else { hs_cfg->action = cpu_to_le16(HS_CONFIGURE); hs_cfg->params.hs_config.conditions = hscfg_param->conditions; @@ -511,7 +532,7 @@ mwifiex_set_keyparamset_wep(struct mwifiex_private *priv, key_param_set = (struct mwifiex_ie_type_key_param_set *) ((u8 *)key_param_set + - cur_key_param_len); + cur_key_param_len); } else if (!priv->wep_key[i].key_length) { continue; } else { @@ -525,8 +546,228 @@ mwifiex_set_keyparamset_wep(struct mwifiex_private *priv, return 0; } +/* This function populates key material v2 command + * to set network key for AES & CMAC AES. + */ +static int mwifiex_set_aes_key_v2(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + struct mwifiex_ds_encrypt_key *enc_key, + struct host_cmd_ds_802_11_key_material_v2 *km) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u16 size, len = KEY_PARAMS_FIXED_LEN; + + if (enc_key->is_igtk_key) { + dev_dbg(adapter->dev, "%s: Set CMAC AES Key\n", __func__); + if (enc_key->is_rx_seq_valid) + memcpy(km->key_param_set.key_params.cmac_aes.ipn, + enc_key->pn, enc_key->pn_len); + km->key_param_set.key_info &= cpu_to_le16(~KEY_MCAST); + km->key_param_set.key_info |= cpu_to_le16(KEY_IGTK); + km->key_param_set.key_type = KEY_TYPE_ID_AES_CMAC; + km->key_param_set.key_params.cmac_aes.key_len = + cpu_to_le16(enc_key->key_len); + memcpy(km->key_param_set.key_params.cmac_aes.key, + enc_key->key_material, enc_key->key_len); + len += sizeof(struct mwifiex_cmac_aes_param); + } else { + dev_dbg(adapter->dev, "%s: Set AES Key\n", __func__); + if (enc_key->is_rx_seq_valid) + memcpy(km->key_param_set.key_params.aes.pn, + enc_key->pn, enc_key->pn_len); + km->key_param_set.key_type = KEY_TYPE_ID_AES; + km->key_param_set.key_params.aes.key_len = + cpu_to_le16(enc_key->key_len); + memcpy(km->key_param_set.key_params.aes.key, + enc_key->key_material, enc_key->key_len); + len += sizeof(struct mwifiex_aes_param); + } + + km->key_param_set.len = cpu_to_le16(len); + size = len + sizeof(struct mwifiex_ie_types_header) + + sizeof(km->action) + S_DS_GEN; + cmd->size = cpu_to_le16(size); + + return 0; +} + +/* This function prepares command to set/get/reset network key(s). + * This function prepares key material command for V2 format. + * Preparation includes - + * - Setting command ID, action and proper size + * - Setting WEP keys, WAPI keys or WPA keys along with required + * encryption (TKIP, AES) (as required) + * - Ensuring correct endian-ness + */ +static int +mwifiex_cmd_802_11_key_material_v2(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, u32 cmd_oid, + struct mwifiex_ds_encrypt_key *enc_key) +{ + struct mwifiex_adapter *adapter = priv->adapter; + u8 *mac = enc_key->mac_addr; + u16 key_info, len = KEY_PARAMS_FIXED_LEN; + struct host_cmd_ds_802_11_key_material_v2 *km = + &cmd->params.key_material_v2; + + cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL); + km->action = cpu_to_le16(cmd_action); + + if (cmd_action == HostCmd_ACT_GEN_GET) { + dev_dbg(adapter->dev, "%s: Get key\n", __func__); + km->key_param_set.key_idx = + enc_key->key_index & KEY_INDEX_MASK; + km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2); + km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN); + memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN); + + if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST) + key_info = KEY_UNICAST; + else + key_info = KEY_MCAST; + + if (enc_key->is_igtk_key) + key_info |= KEY_IGTK; + + km->key_param_set.key_info = cpu_to_le16(key_info); + + cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) + + S_DS_GEN + KEY_PARAMS_FIXED_LEN + + sizeof(km->action)); + return 0; + } + + memset(&km->key_param_set, 0, + sizeof(struct mwifiex_ie_type_key_param_set_v2)); + + if (enc_key->key_disable) { + dev_dbg(adapter->dev, "%s: Remove key\n", __func__); + km->action = cpu_to_le16(HostCmd_ACT_GEN_REMOVE); + km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2); + km->key_param_set.len = cpu_to_le16(KEY_PARAMS_FIXED_LEN); + km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK; + key_info = KEY_MCAST | KEY_UNICAST; + km->key_param_set.key_info = cpu_to_le16(key_info); + memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN); + cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) + + S_DS_GEN + KEY_PARAMS_FIXED_LEN + + sizeof(km->action)); + return 0; + } + + km->action = cpu_to_le16(HostCmd_ACT_GEN_SET); + km->key_param_set.key_idx = enc_key->key_index & KEY_INDEX_MASK; + km->key_param_set.type = cpu_to_le16(TLV_TYPE_KEY_PARAM_V2); + key_info = KEY_ENABLED; + memcpy(km->key_param_set.mac_addr, mac, ETH_ALEN); + + if (enc_key->key_len <= WLAN_KEY_LEN_WEP104) { + dev_dbg(adapter->dev, "%s: Set WEP Key\n", __func__); + len += sizeof(struct mwifiex_wep_param); + km->key_param_set.len = cpu_to_le16(len); + km->key_param_set.key_type = KEY_TYPE_ID_WEP; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + key_info |= KEY_MCAST | KEY_UNICAST; + } else { + if (enc_key->is_current_wep_key) { + key_info |= KEY_MCAST | KEY_UNICAST; + if (km->key_param_set.key_idx == + (priv->wep_key_curr_index & KEY_INDEX_MASK)) + key_info |= KEY_DEFAULT; + } else { + if (mac) { + if (is_broadcast_ether_addr(mac)) + key_info |= KEY_MCAST; + else + key_info |= KEY_UNICAST | + KEY_DEFAULT; + } else { + key_info |= KEY_MCAST; + } + } + } + km->key_param_set.key_info = cpu_to_le16(key_info); + + km->key_param_set.key_params.wep.key_len = + cpu_to_le16(enc_key->key_len); + memcpy(km->key_param_set.key_params.wep.key, + enc_key->key_material, enc_key->key_len); + + cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) + + len + sizeof(km->action) + S_DS_GEN); + return 0; + } + + if (is_broadcast_ether_addr(mac)) + key_info |= KEY_MCAST | KEY_RX_KEY; + else + key_info |= KEY_UNICAST | KEY_TX_KEY | KEY_RX_KEY; + + if (enc_key->is_wapi_key) { + dev_dbg(adapter->dev, "%s: Set WAPI Key\n", __func__); + km->key_param_set.key_type = KEY_TYPE_ID_WAPI; + memcpy(km->key_param_set.key_params.wapi.pn, enc_key->pn, + PN_LEN); + km->key_param_set.key_params.wapi.key_len = + cpu_to_le16(enc_key->key_len); + memcpy(km->key_param_set.key_params.wapi.key, + enc_key->key_material, enc_key->key_len); + if (is_broadcast_ether_addr(mac)) + priv->sec_info.wapi_key_on = true; + + if (!priv->sec_info.wapi_key_on) + key_info |= KEY_DEFAULT; + km->key_param_set.key_info = cpu_to_le16(key_info); + + len += sizeof(struct mwifiex_wapi_param); + km->key_param_set.len = cpu_to_le16(len); + cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) + + len + sizeof(km->action) + S_DS_GEN); + return 0; + } + + if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { + key_info |= KEY_DEFAULT; + /* Enable unicast bit for WPA-NONE/ADHOC_AES */ + if (!priv->sec_info.wpa2_enabled && + !is_broadcast_ether_addr(mac)) + key_info |= KEY_UNICAST; + } else { + /* Enable default key for WPA/WPA2 */ + if (!priv->wpa_is_gtk_set) + key_info |= KEY_DEFAULT; + } + + km->key_param_set.key_info = cpu_to_le16(key_info); + + if (enc_key->key_len == WLAN_KEY_LEN_CCMP) + return mwifiex_set_aes_key_v2(priv, cmd, enc_key, km); + + if (enc_key->key_len == WLAN_KEY_LEN_TKIP) { + dev_dbg(adapter->dev, "%s: Set TKIP Key\n", __func__); + if (enc_key->is_rx_seq_valid) + memcpy(km->key_param_set.key_params.tkip.pn, + enc_key->pn, enc_key->pn_len); + km->key_param_set.key_type = KEY_TYPE_ID_TKIP; + km->key_param_set.key_params.tkip.key_len = + cpu_to_le16(enc_key->key_len); + memcpy(km->key_param_set.key_params.tkip.key, + enc_key->key_material, enc_key->key_len); + + len += sizeof(struct mwifiex_tkip_param); + km->key_param_set.len = cpu_to_le16(len); + cmd->size = cpu_to_le16(sizeof(struct mwifiex_ie_types_header) + + len + sizeof(km->action) + S_DS_GEN); + } + + return 0; +} + /* * This function prepares command to set/get/reset network key(s). + * This function prepares key material command for V1 format. * * Preparation includes - * - Setting command ID, action and proper size @@ -535,16 +776,16 @@ mwifiex_set_keyparamset_wep(struct mwifiex_private *priv, * - Ensuring correct endian-ness */ static int -mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, - struct host_cmd_ds_command *cmd, - u16 cmd_action, u32 cmd_oid, - struct mwifiex_ds_encrypt_key *enc_key) +mwifiex_cmd_802_11_key_material_v1(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, u32 cmd_oid, + struct mwifiex_ds_encrypt_key *enc_key) { struct host_cmd_ds_802_11_key_material *key_material = &cmd->params.key_material; - u16 key_param_len = 0; + struct host_cmd_tlv_mac_addr *tlv_mac; + u16 key_param_len = 0, cmd_size; int ret = 0; - const u8 bc_mac[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; cmd->command = cpu_to_le16(HostCmd_CMD_802_11_KEY_MATERIAL); key_material->action = cpu_to_le16(cmd_action); @@ -571,13 +812,13 @@ mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, if (enc_key->is_wapi_key) { dev_dbg(priv->adapter->dev, "info: Set WAPI Key\n"); key_material->key_param_set.key_type_id = - cpu_to_le16(KEY_TYPE_ID_WAPI); + cpu_to_le16(KEY_TYPE_ID_WAPI); if (cmd_oid == KEY_INFO_ENABLED) key_material->key_param_set.key_info = - cpu_to_le16(KEY_ENABLED); + cpu_to_le16(KEY_ENABLED); else key_material->key_param_set.key_info = - cpu_to_le16(!KEY_ENABLED); + cpu_to_le16(!KEY_ENABLED); key_material->key_param_set.key[0] = enc_key->key_index; if (!priv->sec_info.wapi_key_on) @@ -586,7 +827,7 @@ mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, /* set 0 when re-key */ key_material->key_param_set.key[1] = 0; - if (0 != memcmp(enc_key->mac_addr, bc_mac, sizeof(bc_mac))) { + if (!is_broadcast_ether_addr(enc_key->mac_addr)) { /* WAPI pairwise key: unicast */ key_material->key_param_set.key_info |= cpu_to_le16(KEY_UNICAST); @@ -597,77 +838,144 @@ mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, } key_material->key_param_set.type = - cpu_to_le16(TLV_TYPE_KEY_MATERIAL); + cpu_to_le16(TLV_TYPE_KEY_MATERIAL); key_material->key_param_set.key_len = - cpu_to_le16(WAPI_KEY_LEN); + cpu_to_le16(WAPI_KEY_LEN); memcpy(&key_material->key_param_set.key[2], enc_key->key_material, enc_key->key_len); memcpy(&key_material->key_param_set.key[2 + enc_key->key_len], - enc_key->wapi_rxpn, WAPI_RXPN_LEN); + enc_key->pn, PN_LEN); key_material->key_param_set.length = cpu_to_le16(WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN); key_param_len = (WAPI_KEY_LEN + KEYPARAMSET_FIXED_LEN) + sizeof(struct mwifiex_ie_types_header); - cmd->size = cpu_to_le16(key_param_len + - sizeof(key_material->action) + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(key_material->action) + + S_DS_GEN + key_param_len); return ret; } if (enc_key->key_len == WLAN_KEY_LEN_CCMP) { - dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n"); - key_material->key_param_set.key_type_id = - cpu_to_le16(KEY_TYPE_ID_AES); - if (cmd_oid == KEY_INFO_ENABLED) - key_material->key_param_set.key_info = - cpu_to_le16(KEY_ENABLED); - else - key_material->key_param_set.key_info = - cpu_to_le16(!KEY_ENABLED); + if (enc_key->is_igtk_key) { + dev_dbg(priv->adapter->dev, "cmd: CMAC_AES\n"); + key_material->key_param_set.key_type_id = + cpu_to_le16(KEY_TYPE_ID_AES_CMAC); + if (cmd_oid == KEY_INFO_ENABLED) + key_material->key_param_set.key_info = + cpu_to_le16(KEY_ENABLED); + else + key_material->key_param_set.key_info = + cpu_to_le16(!KEY_ENABLED); - if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST) - /* AES pairwise key: unicast */ - key_material->key_param_set.key_info |= - cpu_to_le16(KEY_UNICAST); - else /* AES group key: multicast */ key_material->key_param_set.key_info |= - cpu_to_le16(KEY_MCAST); + cpu_to_le16(KEY_IGTK); + } else { + dev_dbg(priv->adapter->dev, "cmd: WPA_AES\n"); + key_material->key_param_set.key_type_id = + cpu_to_le16(KEY_TYPE_ID_AES); + if (cmd_oid == KEY_INFO_ENABLED) + key_material->key_param_set.key_info = + cpu_to_le16(KEY_ENABLED); + else + key_material->key_param_set.key_info = + cpu_to_le16(!KEY_ENABLED); + + if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST) + /* AES pairwise key: unicast */ + key_material->key_param_set.key_info |= + cpu_to_le16(KEY_UNICAST); + else /* AES group key: multicast */ + key_material->key_param_set.key_info |= + cpu_to_le16(KEY_MCAST); + } } else if (enc_key->key_len == WLAN_KEY_LEN_TKIP) { dev_dbg(priv->adapter->dev, "cmd: WPA_TKIP\n"); key_material->key_param_set.key_type_id = - cpu_to_le16(KEY_TYPE_ID_TKIP); + cpu_to_le16(KEY_TYPE_ID_TKIP); key_material->key_param_set.key_info = - cpu_to_le16(KEY_ENABLED); + cpu_to_le16(KEY_ENABLED); if (enc_key->key_index & MWIFIEX_KEY_INDEX_UNICAST) /* TKIP pairwise key: unicast */ key_material->key_param_set.key_info |= - cpu_to_le16(KEY_UNICAST); + cpu_to_le16(KEY_UNICAST); else /* TKIP group key: multicast */ key_material->key_param_set.key_info |= - cpu_to_le16(KEY_MCAST); + cpu_to_le16(KEY_MCAST); } if (key_material->key_param_set.key_type_id) { key_material->key_param_set.type = - cpu_to_le16(TLV_TYPE_KEY_MATERIAL); + cpu_to_le16(TLV_TYPE_KEY_MATERIAL); key_material->key_param_set.key_len = - cpu_to_le16((u16) enc_key->key_len); + cpu_to_le16((u16) enc_key->key_len); memcpy(key_material->key_param_set.key, enc_key->key_material, enc_key->key_len); key_material->key_param_set.length = cpu_to_le16((u16) enc_key->key_len + KEYPARAMSET_FIXED_LEN); - key_param_len = (u16) (enc_key->key_len + KEYPARAMSET_FIXED_LEN) - + sizeof(struct mwifiex_ie_types_header); + key_param_len = (u16)(enc_key->key_len + KEYPARAMSET_FIXED_LEN) + + sizeof(struct mwifiex_ie_types_header); + + if (le16_to_cpu(key_material->key_param_set.key_type_id) == + KEY_TYPE_ID_AES_CMAC) { + struct mwifiex_cmac_param *param = + (void *)key_material->key_param_set.key; + + memcpy(param->ipn, enc_key->pn, IGTK_PN_LEN); + memcpy(param->key, enc_key->key_material, + WLAN_KEY_LEN_AES_CMAC); + + key_param_len = sizeof(struct mwifiex_cmac_param); + key_material->key_param_set.key_len = + cpu_to_le16(key_param_len); + key_param_len += KEYPARAMSET_FIXED_LEN; + key_material->key_param_set.length = + cpu_to_le16(key_param_len); + key_param_len += sizeof(struct mwifiex_ie_types_header); + } - cmd->size = cpu_to_le16(key_param_len + - sizeof(key_material->action) + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(key_material->action) + S_DS_GEN + + key_param_len); + + if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { + tlv_mac = (void *)((u8 *)&key_material->key_param_set + + key_param_len); + tlv_mac->header.type = + cpu_to_le16(TLV_TYPE_STA_MAC_ADDR); + tlv_mac->header.len = cpu_to_le16(ETH_ALEN); + memcpy(tlv_mac->mac_addr, enc_key->mac_addr, ETH_ALEN); + cmd_size = key_param_len + S_DS_GEN + + sizeof(key_material->action) + + sizeof(struct host_cmd_tlv_mac_addr); + } else { + cmd_size = key_param_len + S_DS_GEN + + sizeof(key_material->action); + } + cmd->size = cpu_to_le16(cmd_size); } return ret; } +/* Wrapper function for setting network key depending upon FW KEY API version */ +static int +mwifiex_cmd_802_11_key_material(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, u32 cmd_oid, + struct mwifiex_ds_encrypt_key *enc_key) +{ + if (priv->adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) + return mwifiex_cmd_802_11_key_material_v2(priv, cmd, + cmd_action, cmd_oid, + enc_key); + + else + return mwifiex_cmd_802_11_key_material_v1(priv, cmd, + cmd_action, cmd_oid, + enc_key); +} + /* * This function prepares command to set/get 11d domain information. * @@ -699,21 +1007,22 @@ static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv, /* Set domain info fields */ domain->header.type = cpu_to_le16(WLAN_EID_COUNTRY); memcpy(domain->country_code, adapter->domain_reg.country_code, - sizeof(domain->country_code)); + sizeof(domain->country_code)); - domain->header.len = cpu_to_le16((no_of_triplet * - sizeof(struct ieee80211_country_ie_triplet)) + - sizeof(domain->country_code)); + domain->header.len = + cpu_to_le16((no_of_triplet * + sizeof(struct ieee80211_country_ie_triplet)) + + sizeof(domain->country_code)); if (no_of_triplet) { memcpy(domain->triplet, adapter->domain_reg.triplet, - no_of_triplet * - sizeof(struct ieee80211_country_ie_triplet)); + no_of_triplet * sizeof(struct + ieee80211_country_ie_triplet)); cmd->size = cpu_to_le16(sizeof(domain_info->action) + - le16_to_cpu(domain->header.len) + - sizeof(struct mwifiex_ie_types_header) - + S_DS_GEN); + le16_to_cpu(domain->header.len) + + sizeof(struct mwifiex_ie_types_header) + + S_DS_GEN); } else { cmd->size = cpu_to_le16(sizeof(domain_info->action) + S_DS_GEN); } @@ -722,40 +1031,6 @@ static int mwifiex_cmd_802_11d_domain_info(struct mwifiex_private *priv, } /* - * This function prepares command to set/get RF channel. - * - * Preparation includes - - * - Setting command ID, action and proper size - * - Setting RF type and current RF channel (for SET only) - * - Ensuring correct endian-ness - */ -static int mwifiex_cmd_802_11_rf_channel(struct mwifiex_private *priv, - struct host_cmd_ds_command *cmd, - u16 cmd_action, u16 *channel) -{ - struct host_cmd_ds_802_11_rf_channel *rf_chan = - &cmd->params.rf_channel; - uint16_t rf_type = le16_to_cpu(rf_chan->rf_type); - - cmd->command = cpu_to_le16(HostCmd_CMD_802_11_RF_CHANNEL); - cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_rf_channel) - + S_DS_GEN); - - if (cmd_action == HostCmd_ACT_GEN_SET) { - if ((priv->adapter->adhoc_start_band & BAND_A) - || (priv->adapter->adhoc_start_band & BAND_AN)) - rf_chan->rf_type = - cpu_to_le16(HostCmd_SCAN_RADIO_TYPE_A); - - rf_type = le16_to_cpu(rf_chan->rf_type); - SET_SECONDARYCHAN(rf_type, priv->adapter->chan_offset); - rf_chan->current_channel = cpu_to_le16(*channel); - } - rf_chan->action = cpu_to_le16(cmd_action); - return 0; -} - -/* * This function prepares command to set/get IBSS coalescing status. * * Preparation includes - @@ -820,8 +1095,7 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, struct host_cmd_ds_mac_reg_access *mac_reg; cmd->size = cpu_to_le16(sizeof(*mac_reg) + S_DS_GEN); - mac_reg = (struct host_cmd_ds_mac_reg_access *) &cmd-> - params.mac_reg; + mac_reg = &cmd->params.mac_reg; mac_reg->action = cpu_to_le16(cmd_action); mac_reg->offset = cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); @@ -833,8 +1107,7 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, struct host_cmd_ds_bbp_reg_access *bbp_reg; cmd->size = cpu_to_le16(sizeof(*bbp_reg) + S_DS_GEN); - bbp_reg = (struct host_cmd_ds_bbp_reg_access *) &cmd-> - params.bbp_reg; + bbp_reg = &cmd->params.bbp_reg; bbp_reg->action = cpu_to_le16(cmd_action); bbp_reg->offset = cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); @@ -846,11 +1119,9 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, struct host_cmd_ds_rf_reg_access *rf_reg; cmd->size = cpu_to_le16(sizeof(*rf_reg) + S_DS_GEN); - rf_reg = (struct host_cmd_ds_rf_reg_access *) &cmd-> - params.rf_reg; + rf_reg = &cmd->params.rf_reg; rf_reg->action = cpu_to_le16(cmd_action); - rf_reg->offset = - cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); + rf_reg->offset = cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); rf_reg->value = (u8) le32_to_cpu(reg_rw->value); break; } @@ -859,11 +1130,10 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, struct host_cmd_ds_pmic_reg_access *pmic_reg; cmd->size = cpu_to_le16(sizeof(*pmic_reg) + S_DS_GEN); - pmic_reg = (struct host_cmd_ds_pmic_reg_access *) &cmd-> - params.pmic_reg; + pmic_reg = &cmd->params.pmic_reg; pmic_reg->action = cpu_to_le16(cmd_action); pmic_reg->offset = - cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); + cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); pmic_reg->value = (u8) le32_to_cpu(reg_rw->value); break; } @@ -872,11 +1142,10 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, struct host_cmd_ds_rf_reg_access *cau_reg; cmd->size = cpu_to_le16(sizeof(*cau_reg) + S_DS_GEN); - cau_reg = (struct host_cmd_ds_rf_reg_access *) &cmd-> - params.rf_reg; + cau_reg = &cmd->params.rf_reg; cau_reg->action = cpu_to_le16(cmd_action); cau_reg->offset = - cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); + cpu_to_le16((u16) le32_to_cpu(reg_rw->offset)); cau_reg->value = (u8) le32_to_cpu(reg_rw->value); break; } @@ -884,7 +1153,6 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, { struct mwifiex_ds_read_eeprom *rd_eeprom = data_buf; struct host_cmd_ds_802_11_eeprom_access *cmd_eeprom = - (struct host_cmd_ds_802_11_eeprom_access *) &cmd->params.eeprom; cmd->size = cpu_to_le16(sizeof(*cmd_eeprom) + S_DS_GEN); @@ -912,12 +1180,11 @@ static int mwifiex_cmd_reg_access(struct host_cmd_ds_command *cmd, */ static int mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv, - struct host_cmd_ds_command *cmd, u16 action) + struct host_cmd_ds_command *cmd, u16 action) { struct host_cmd_ds_pcie_details *host_spec = &cmd->params.pcie_host_spec; struct pcie_service_card *card = priv->adapter->card; - phys_addr_t *buf_pa; cmd->command = cpu_to_le16(HostCmd_CMD_PCIE_DESC_DETAILS); cmd->size = cpu_to_le16(sizeof(struct @@ -926,34 +1193,473 @@ mwifiex_cmd_pcie_host_spec(struct mwifiex_private *priv, memset(host_spec, 0, sizeof(struct host_cmd_ds_pcie_details)); - if (action == HostCmd_ACT_GEN_SET) { - /* Send the ring base addresses and count to firmware */ - host_spec->txbd_addr_lo = (u32)(card->txbd_ring_pbase); - host_spec->txbd_addr_hi = - (u32)(((u64)card->txbd_ring_pbase)>>32); - host_spec->txbd_count = MWIFIEX_MAX_TXRX_BD; - host_spec->rxbd_addr_lo = (u32)(card->rxbd_ring_pbase); - host_spec->rxbd_addr_hi = - (u32)(((u64)card->rxbd_ring_pbase)>>32); - host_spec->rxbd_count = MWIFIEX_MAX_TXRX_BD; - host_spec->evtbd_addr_lo = - (u32)(card->evtbd_ring_pbase); - host_spec->evtbd_addr_hi = - (u32)(((u64)card->evtbd_ring_pbase)>>32); - host_spec->evtbd_count = MWIFIEX_MAX_EVT_BD; - if (card->sleep_cookie) { - buf_pa = MWIFIEX_SKB_PACB(card->sleep_cookie); - host_spec->sleep_cookie_addr_lo = (u32) *buf_pa; - host_spec->sleep_cookie_addr_hi = - (u32) (((u64)*buf_pa) >> 32); - dev_dbg(priv->adapter->dev, "sleep_cook_lo phy addr: " - "0x%x\n", host_spec->sleep_cookie_addr_lo); + if (action != HostCmd_ACT_GEN_SET) + return 0; + + /* Send the ring base addresses and count to firmware */ + host_spec->txbd_addr_lo = (u32)(card->txbd_ring_pbase); + host_spec->txbd_addr_hi = (u32)(((u64)card->txbd_ring_pbase)>>32); + host_spec->txbd_count = MWIFIEX_MAX_TXRX_BD; + host_spec->rxbd_addr_lo = (u32)(card->rxbd_ring_pbase); + host_spec->rxbd_addr_hi = (u32)(((u64)card->rxbd_ring_pbase)>>32); + host_spec->rxbd_count = MWIFIEX_MAX_TXRX_BD; + host_spec->evtbd_addr_lo = (u32)(card->evtbd_ring_pbase); + host_spec->evtbd_addr_hi = (u32)(((u64)card->evtbd_ring_pbase)>>32); + host_spec->evtbd_count = MWIFIEX_MAX_EVT_BD; + if (card->sleep_cookie_vbase) { + host_spec->sleep_cookie_addr_lo = + (u32)(card->sleep_cookie_pbase); + host_spec->sleep_cookie_addr_hi = + (u32)(((u64)(card->sleep_cookie_pbase)) >> 32); + dev_dbg(priv->adapter->dev, "sleep_cook_lo phy addr: 0x%x\n", + host_spec->sleep_cookie_addr_lo); + } + + return 0; +} + +/* + * This function prepares command for event subscription, configuration + * and query. Events can be subscribed or unsubscribed. Current subscribed + * events can be queried. Also, current subscribed events are reported in + * every FW response. + */ +static int +mwifiex_cmd_802_11_subsc_evt(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + struct mwifiex_ds_misc_subsc_evt *subsc_evt_cfg) +{ + struct host_cmd_ds_802_11_subsc_evt *subsc_evt = &cmd->params.subsc_evt; + struct mwifiex_ie_types_rssi_threshold *rssi_tlv; + u16 event_bitmap; + u8 *pos; + + cmd->command = cpu_to_le16(HostCmd_CMD_802_11_SUBSCRIBE_EVENT); + cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_802_11_subsc_evt) + + S_DS_GEN); + + subsc_evt->action = cpu_to_le16(subsc_evt_cfg->action); + dev_dbg(priv->adapter->dev, "cmd: action: %d\n", subsc_evt_cfg->action); + + /*For query requests, no configuration TLV structures are to be added.*/ + if (subsc_evt_cfg->action == HostCmd_ACT_GEN_GET) + return 0; + + subsc_evt->events = cpu_to_le16(subsc_evt_cfg->events); + + event_bitmap = subsc_evt_cfg->events; + dev_dbg(priv->adapter->dev, "cmd: event bitmap : %16x\n", + event_bitmap); + + if (((subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) || + (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_SET)) && + (event_bitmap == 0)) { + dev_dbg(priv->adapter->dev, "Error: No event specified " + "for bitwise action type\n"); + return -EINVAL; + } + + /* + * Append TLV structures for each of the specified events for + * subscribing or re-configuring. This is not required for + * bitwise unsubscribing request. + */ + if (subsc_evt_cfg->action == HostCmd_ACT_BITWISE_CLR) + return 0; + + pos = ((u8 *)subsc_evt) + + sizeof(struct host_cmd_ds_802_11_subsc_evt); + + if (event_bitmap & BITMASK_BCN_RSSI_LOW) { + rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos; + + rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_LOW); + rssi_tlv->header.len = + cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) - + sizeof(struct mwifiex_ie_types_header)); + rssi_tlv->abs_value = subsc_evt_cfg->bcn_l_rssi_cfg.abs_value; + rssi_tlv->evt_freq = subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq; + + dev_dbg(priv->adapter->dev, "Cfg Beacon Low Rssi event, " + "RSSI:-%d dBm, Freq:%d\n", + subsc_evt_cfg->bcn_l_rssi_cfg.abs_value, + subsc_evt_cfg->bcn_l_rssi_cfg.evt_freq); + + pos += sizeof(struct mwifiex_ie_types_rssi_threshold); + le16_add_cpu(&cmd->size, + sizeof(struct mwifiex_ie_types_rssi_threshold)); + } + + if (event_bitmap & BITMASK_BCN_RSSI_HIGH) { + rssi_tlv = (struct mwifiex_ie_types_rssi_threshold *) pos; + + rssi_tlv->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH); + rssi_tlv->header.len = + cpu_to_le16(sizeof(struct mwifiex_ie_types_rssi_threshold) - + sizeof(struct mwifiex_ie_types_header)); + rssi_tlv->abs_value = subsc_evt_cfg->bcn_h_rssi_cfg.abs_value; + rssi_tlv->evt_freq = subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq; + + dev_dbg(priv->adapter->dev, "Cfg Beacon High Rssi event, " + "RSSI:-%d dBm, Freq:%d\n", + subsc_evt_cfg->bcn_h_rssi_cfg.abs_value, + subsc_evt_cfg->bcn_h_rssi_cfg.evt_freq); + + pos += sizeof(struct mwifiex_ie_types_rssi_threshold); + le16_add_cpu(&cmd->size, + sizeof(struct mwifiex_ie_types_rssi_threshold)); + } + + return 0; +} + +static int +mwifiex_cmd_append_rpn_expression(struct mwifiex_private *priv, + struct mwifiex_mef_entry *mef_entry, + u8 **buffer) +{ + struct mwifiex_mef_filter *filter = mef_entry->filter; + int i, byte_len; + u8 *stack_ptr = *buffer; + + for (i = 0; i < MWIFIEX_MEF_MAX_FILTERS; i++) { + filter = &mef_entry->filter[i]; + if (!filter->filt_type) + break; + *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->repeat); + stack_ptr += 4; + *stack_ptr = TYPE_DNUM; + stack_ptr += 1; + + byte_len = filter->byte_seq[MWIFIEX_MEF_MAX_BYTESEQ]; + memcpy(stack_ptr, filter->byte_seq, byte_len); + stack_ptr += byte_len; + *stack_ptr = byte_len; + stack_ptr += 1; + *stack_ptr = TYPE_BYTESEQ; + stack_ptr += 1; + + *(__le32 *)stack_ptr = cpu_to_le32((u32)filter->offset); + stack_ptr += 4; + *stack_ptr = TYPE_DNUM; + stack_ptr += 1; + + *stack_ptr = filter->filt_type; + stack_ptr += 1; + + if (filter->filt_action) { + *stack_ptr = filter->filt_action; + stack_ptr += 1; } + + if (stack_ptr - *buffer > STACK_NBYTES) + return -1; } + *buffer = stack_ptr; + return 0; +} + +static int +mwifiex_cmd_mef_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + struct mwifiex_ds_mef_cfg *mef) +{ + struct host_cmd_ds_mef_cfg *mef_cfg = &cmd->params.mef_cfg; + u8 *pos = (u8 *)mef_cfg; + + cmd->command = cpu_to_le16(HostCmd_CMD_MEF_CFG); + + mef_cfg->criteria = cpu_to_le32(mef->criteria); + mef_cfg->num_entries = cpu_to_le16(mef->num_entries); + pos += sizeof(*mef_cfg); + mef_cfg->mef_entry->mode = mef->mef_entry->mode; + mef_cfg->mef_entry->action = mef->mef_entry->action; + pos += sizeof(*(mef_cfg->mef_entry)); + + if (mwifiex_cmd_append_rpn_expression(priv, mef->mef_entry, &pos)) + return -1; + + mef_cfg->mef_entry->exprsize = + cpu_to_le16(pos - mef_cfg->mef_entry->expr); + cmd->size = cpu_to_le16((u16) (pos - (u8 *)mef_cfg) + S_DS_GEN); + return 0; } +/* This function parse cal data from ASCII to hex */ +static u32 mwifiex_parse_cal_cfg(u8 *src, size_t len, u8 *dst) +{ + u8 *s = src, *d = dst; + + while (s - src < len) { + if (*s && (isspace(*s) || *s == '\t')) { + s++; + continue; + } + if (isxdigit(*s)) { + *d++ = simple_strtol(s, NULL, 16); + s += 2; + } else { + s++; + } + } + + return d - dst; +} + +int mwifiex_dnld_dt_cfgdata(struct mwifiex_private *priv, + struct device_node *node, const char *prefix) +{ +#ifdef CONFIG_OF + struct property *prop; + size_t len = strlen(prefix); + int ret; + + /* look for all matching property names */ + for_each_property_of_node(node, prop) { + if (len > strlen(prop->name) || + strncmp(prop->name, prefix, len)) + continue; + + /* property header is 6 bytes, data must fit in cmd buffer */ + if (prop && prop->value && prop->length > 6 && + prop->length <= MWIFIEX_SIZE_OF_CMD_BUFFER - S_DS_GEN) { + ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA, + HostCmd_ACT_GEN_SET, 0, + prop, true); + if (ret) + return ret; + } + } +#endif + return 0; +} + +/* This function prepares command of set_cfg_data. */ +static int mwifiex_cmd_cfg_data(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, void *data_buf) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct property *prop = data_buf; + u32 len; + u8 *data = (u8 *)cmd + S_DS_GEN; + int ret; + + if (prop) { + len = prop->length; + ret = of_property_read_u8_array(adapter->dt_node, prop->name, + data, len); + if (ret) + return ret; + dev_dbg(adapter->dev, + "download cfg_data from device tree: %s\n", prop->name); + } else if (adapter->cal_data->data && adapter->cal_data->size > 0) { + len = mwifiex_parse_cal_cfg((u8 *)adapter->cal_data->data, + adapter->cal_data->size, data); + dev_dbg(adapter->dev, "download cfg_data from config file\n"); + } else { + return -1; + } + + cmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA); + cmd->size = cpu_to_le16(S_DS_GEN + len); + + return 0; +} + +static int +mwifiex_cmd_coalesce_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + u16 cmd_action, void *data_buf) +{ + struct host_cmd_ds_coalesce_cfg *coalesce_cfg = + &cmd->params.coalesce_cfg; + struct mwifiex_ds_coalesce_cfg *cfg = data_buf; + struct coalesce_filt_field_param *param; + u16 cnt, idx, length; + struct coalesce_receive_filt_rule *rule; + + cmd->command = cpu_to_le16(HostCmd_CMD_COALESCE_CFG); + cmd->size = cpu_to_le16(S_DS_GEN); + + coalesce_cfg->action = cpu_to_le16(cmd_action); + coalesce_cfg->num_of_rules = cpu_to_le16(cfg->num_of_rules); + rule = coalesce_cfg->rule; + + for (cnt = 0; cnt < cfg->num_of_rules; cnt++) { + rule->header.type = cpu_to_le16(TLV_TYPE_COALESCE_RULE); + rule->max_coalescing_delay = + cpu_to_le16(cfg->rule[cnt].max_coalescing_delay); + rule->pkt_type = cfg->rule[cnt].pkt_type; + rule->num_of_fields = cfg->rule[cnt].num_of_fields; + + length = 0; + + param = rule->params; + for (idx = 0; idx < cfg->rule[cnt].num_of_fields; idx++) { + param->operation = cfg->rule[cnt].params[idx].operation; + param->operand_len = + cfg->rule[cnt].params[idx].operand_len; + param->offset = + cpu_to_le16(cfg->rule[cnt].params[idx].offset); + memcpy(param->operand_byte_stream, + cfg->rule[cnt].params[idx].operand_byte_stream, + param->operand_len); + + length += sizeof(struct coalesce_filt_field_param); + + param++; + } + + /* Total rule length is sizeof max_coalescing_delay(u16), + * num_of_fields(u8), pkt_type(u8) and total length of the all + * params + */ + rule->header.len = cpu_to_le16(length + sizeof(u16) + + sizeof(u8) + sizeof(u8)); + + /* Add the rule length to the command size*/ + le16_add_cpu(&cmd->size, le16_to_cpu(rule->header.len) + + sizeof(struct mwifiex_ie_types_header)); + + rule = (void *)((u8 *)rule->params + length); + } + + /* Add sizeof action, num_of_rules to total command length */ + le16_add_cpu(&cmd->size, sizeof(u16) + sizeof(u16)); + + return 0; +} + +static int +mwifiex_cmd_tdls_oper(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, + void *data_buf) +{ + struct host_cmd_ds_tdls_oper *tdls_oper = &cmd->params.tdls_oper; + struct mwifiex_ds_tdls_oper *oper = data_buf; + struct mwifiex_sta_node *sta_ptr; + struct host_cmd_tlv_rates *tlv_rates; + struct mwifiex_ie_types_htcap *ht_capab; + struct mwifiex_ie_types_qos_info *wmm_qos_info; + struct mwifiex_ie_types_extcap *extcap; + struct mwifiex_ie_types_vhtcap *vht_capab; + struct mwifiex_ie_types_aid *aid; + struct mwifiex_ie_types_tdls_idle_timeout *timeout; + u8 *pos, qos_info; + u16 config_len = 0; + struct station_parameters *params = priv->sta_params; + + cmd->command = cpu_to_le16(HostCmd_CMD_TDLS_OPER); + cmd->size = cpu_to_le16(S_DS_GEN); + le16_add_cpu(&cmd->size, sizeof(struct host_cmd_ds_tdls_oper)); + + tdls_oper->reason = 0; + memcpy(tdls_oper->peer_mac, oper->peer_mac, ETH_ALEN); + sta_ptr = mwifiex_get_sta_entry(priv, oper->peer_mac); + + pos = (u8 *)tdls_oper + sizeof(struct host_cmd_ds_tdls_oper); + + switch (oper->tdls_action) { + case MWIFIEX_TDLS_DISABLE_LINK: + tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_DELETE); + break; + case MWIFIEX_TDLS_CREATE_LINK: + tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CREATE); + break; + case MWIFIEX_TDLS_CONFIG_LINK: + tdls_oper->tdls_action = cpu_to_le16(ACT_TDLS_CONFIG); + + if (!params) { + dev_err(priv->adapter->dev, + "TDLS config params not available for %pM\n", + oper->peer_mac); + return -ENODATA; + } + + *(__le16 *)pos = cpu_to_le16(params->capability); + config_len += sizeof(params->capability); + + qos_info = params->uapsd_queues | (params->max_sp << 5); + wmm_qos_info = (struct mwifiex_ie_types_qos_info *)(pos + + config_len); + wmm_qos_info->header.type = cpu_to_le16(WLAN_EID_QOS_CAPA); + wmm_qos_info->header.len = cpu_to_le16(sizeof(qos_info)); + wmm_qos_info->qos_info = qos_info; + config_len += sizeof(struct mwifiex_ie_types_qos_info); + + if (params->ht_capa) { + ht_capab = (struct mwifiex_ie_types_htcap *)(pos + + config_len); + ht_capab->header.type = + cpu_to_le16(WLAN_EID_HT_CAPABILITY); + ht_capab->header.len = + cpu_to_le16(sizeof(struct ieee80211_ht_cap)); + memcpy(&ht_capab->ht_cap, params->ht_capa, + sizeof(struct ieee80211_ht_cap)); + config_len += sizeof(struct mwifiex_ie_types_htcap); + } + + if (params->supported_rates && params->supported_rates_len) { + tlv_rates = (struct host_cmd_tlv_rates *)(pos + + config_len); + tlv_rates->header.type = + cpu_to_le16(WLAN_EID_SUPP_RATES); + tlv_rates->header.len = + cpu_to_le16(params->supported_rates_len); + memcpy(tlv_rates->rates, params->supported_rates, + params->supported_rates_len); + config_len += sizeof(struct host_cmd_tlv_rates) + + params->supported_rates_len; + } + + if (params->ext_capab && params->ext_capab_len) { + extcap = (struct mwifiex_ie_types_extcap *)(pos + + config_len); + extcap->header.type = + cpu_to_le16(WLAN_EID_EXT_CAPABILITY); + extcap->header.len = cpu_to_le16(params->ext_capab_len); + memcpy(extcap->ext_capab, params->ext_capab, + params->ext_capab_len); + config_len += sizeof(struct mwifiex_ie_types_extcap) + + params->ext_capab_len; + } + if (params->vht_capa) { + vht_capab = (struct mwifiex_ie_types_vhtcap *)(pos + + config_len); + vht_capab->header.type = + cpu_to_le16(WLAN_EID_VHT_CAPABILITY); + vht_capab->header.len = + cpu_to_le16(sizeof(struct ieee80211_vht_cap)); + memcpy(&vht_capab->vht_cap, params->vht_capa, + sizeof(struct ieee80211_vht_cap)); + config_len += sizeof(struct mwifiex_ie_types_vhtcap); + } + if (params->aid) { + aid = (struct mwifiex_ie_types_aid *)(pos + config_len); + aid->header.type = cpu_to_le16(WLAN_EID_AID); + aid->header.len = cpu_to_le16(sizeof(params->aid)); + aid->aid = cpu_to_le16(params->aid); + config_len += sizeof(struct mwifiex_ie_types_aid); + } + + timeout = (void *)(pos + config_len); + timeout->header.type = cpu_to_le16(TLV_TYPE_TDLS_IDLE_TIMEOUT); + timeout->header.len = cpu_to_le16(sizeof(timeout->value)); + timeout->value = cpu_to_le16(MWIFIEX_TDLS_IDLE_TIMEOUT); + config_len += sizeof(struct mwifiex_ie_types_tdls_idle_timeout); + + break; + default: + dev_err(priv->adapter->dev, "Unknown TDLS operation\n"); + return -ENOTSUPP; + } + + le16_add_cpu(&cmd->size, config_len); + + return 0; +} /* * This function prepares the commands before sending them to the firmware. * @@ -972,6 +1678,9 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, case HostCmd_CMD_GET_HW_SPEC: ret = mwifiex_cmd_get_hw_spec(priv, cmd_ptr); break; + case HostCmd_CMD_CFG_DATA: + ret = mwifiex_cmd_cfg_data(priv, cmd_ptr, data_buf); + break; case HostCmd_CMD_MAC_CONTROL: ret = mwifiex_cmd_mac_control(priv, cmd_ptr, cmd_action, data_buf); @@ -992,6 +1701,14 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, ret = mwifiex_cmd_tx_power_cfg(cmd_ptr, cmd_action, data_buf); break; + case HostCmd_CMD_RF_TX_PWR: + ret = mwifiex_cmd_rf_tx_power(priv, cmd_ptr, cmd_action, + data_buf); + break; + case HostCmd_CMD_RF_ANTENNA: + ret = mwifiex_cmd_rf_antenna(priv, cmd_ptr, cmd_action, + data_buf); + break; case HostCmd_CMD_802_11_PS_MODE_ENH: ret = mwifiex_cmd_enh_power_mode(priv, cmd_ptr, cmd_action, (uint16_t)cmd_oid, data_buf); @@ -1054,9 +1771,33 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, S_DS_GEN); ret = 0; break; - case HostCmd_CMD_802_11_RF_CHANNEL: - ret = mwifiex_cmd_802_11_rf_channel(priv, cmd_ptr, cmd_action, - data_buf); + case HostCmd_CMD_MGMT_FRAME_REG: + cmd_ptr->command = cpu_to_le16(cmd_no); + cmd_ptr->params.reg_mask.action = cpu_to_le16(cmd_action); + cmd_ptr->params.reg_mask.mask = cpu_to_le32(*(u32 *)data_buf); + cmd_ptr->size = + cpu_to_le16(sizeof(struct host_cmd_ds_mgmt_frame_reg) + + S_DS_GEN); + ret = 0; + break; + case HostCmd_CMD_REMAIN_ON_CHAN: + cmd_ptr->command = cpu_to_le16(cmd_no); + memcpy(&cmd_ptr->params, data_buf, + sizeof(struct host_cmd_ds_remain_on_chan)); + cmd_ptr->size = + cpu_to_le16(sizeof(struct host_cmd_ds_remain_on_chan) + + S_DS_GEN); + break; + case HostCmd_CMD_11AC_CFG: + ret = mwifiex_cmd_11ac_cfg(priv, cmd_ptr, cmd_action, data_buf); + break; + case HostCmd_CMD_P2P_MODE_CFG: + cmd_ptr->command = cpu_to_le16(cmd_no); + cmd_ptr->params.mode_cfg.action = cpu_to_le16(cmd_action); + cmd_ptr->params.mode_cfg.mode = cpu_to_le16(*(u16 *)data_buf); + cmd_ptr->size = + cpu_to_le16(sizeof(struct host_cmd_ds_p2p_mode_cfg) + + S_DS_GEN); break; case HostCmd_CMD_FUNC_INIT: if (priv->adapter->hw_status == MWIFIEX_HW_STATUS_RESET) @@ -1080,12 +1821,12 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, break; case HostCmd_CMD_802_11_KEY_MATERIAL: ret = mwifiex_cmd_802_11_key_material(priv, cmd_ptr, - cmd_action, cmd_oid, - data_buf); + cmd_action, cmd_oid, + data_buf); break; case HostCmd_CMD_802_11D_DOMAIN_INFO: ret = mwifiex_cmd_802_11d_domain_info(priv, cmd_ptr, - cmd_action); + cmd_action); break; case HostCmd_CMD_RECONFIGURE_TX_BUFF: ret = mwifiex_cmd_recfg_tx_buf(priv, cmd_ptr, cmd_action, @@ -1096,8 +1837,7 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, data_buf); break; case HostCmd_CMD_11N_CFG: - ret = mwifiex_cmd_11n_cfg(cmd_ptr, cmd_action, - data_buf); + ret = mwifiex_cmd_11n_cfg(priv, cmd_ptr, cmd_action, data_buf); break; case HostCmd_CMD_WMM_GET_STATUS: dev_dbg(priv->adapter->dev, @@ -1112,6 +1852,9 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, ret = mwifiex_cmd_ibss_coalescing_status(cmd_ptr, cmd_action, data_buf); break; + case HostCmd_CMD_802_11_SCAN_EXT: + ret = mwifiex_cmd_802_11_scan_ext(priv, cmd_ptr, data_buf); + break; case HostCmd_CMD_MAC_REG_ACCESS: case HostCmd_CMD_BBP_REG_ACCESS: case HostCmd_CMD_RF_REG_ACCESS: @@ -1128,6 +1871,8 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, else if (priv->bss_mode == NL80211_IFTYPE_STATION) cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_INFRA; + else if (priv->bss_mode == NL80211_IFTYPE_AP) + cmd_ptr->params.bss_mode.con_type = CONNECTION_TYPE_AP; cmd_ptr->size = cpu_to_le16(sizeof(struct host_cmd_ds_set_bss_mode) + S_DS_GEN); ret = 0; @@ -1135,6 +1880,19 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, case HostCmd_CMD_PCIE_DESC_DETAILS: ret = mwifiex_cmd_pcie_host_spec(priv, cmd_ptr, cmd_action); break; + case HostCmd_CMD_802_11_SUBSCRIBE_EVENT: + ret = mwifiex_cmd_802_11_subsc_evt(priv, cmd_ptr, data_buf); + break; + case HostCmd_CMD_MEF_CFG: + ret = mwifiex_cmd_mef_cfg(priv, cmd_ptr, data_buf); + break; + case HostCmd_CMD_COALESCE_CFG: + ret = mwifiex_cmd_coalesce_cfg(priv, cmd_ptr, cmd_action, + data_buf); + break; + case HostCmd_CMD_TDLS_OPER: + ret = mwifiex_cmd_tdls_oper(priv, cmd_ptr, data_buf); + break; default: dev_err(priv->adapter->dev, "PREP_CMD: unknown cmd- %#x\n", cmd_no); @@ -1165,6 +1923,7 @@ int mwifiex_sta_prepare_cmd(struct mwifiex_private *priv, uint16_t cmd_no, */ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta) { + struct mwifiex_adapter *adapter = priv->adapter; int ret; u16 enable = true; struct mwifiex_ds_11n_amsdu_aggr_ctrl amsdu_aggr_ctrl; @@ -1174,104 +1933,137 @@ int mwifiex_sta_init_cmd(struct mwifiex_private *priv, u8 first_sta) if (first_sta) { if (priv->adapter->iface_type == MWIFIEX_PCIE) { - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_PCIE_DESC_DETAILS, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, + HostCmd_CMD_PCIE_DESC_DETAILS, + HostCmd_ACT_GEN_SET, 0, NULL, + true); if (ret) return -1; } - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_FUNC_INIT, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_FUNC_INIT, + HostCmd_ACT_GEN_SET, 0, NULL, true); if (ret) return -1; + + /* Download calibration data to firmware. + * The cal-data can be read from device tree and/or + * a configuration file and downloaded to firmware. + */ + adapter->dt_node = + of_find_node_by_name(NULL, "marvell_cfgdata"); + if (adapter->dt_node) { + ret = mwifiex_dnld_dt_cfgdata(priv, adapter->dt_node, + "marvell,caldata"); + if (ret) + return -1; + } + + if (adapter->cal_data) { + ret = mwifiex_send_cmd(priv, HostCmd_CMD_CFG_DATA, + HostCmd_ACT_GEN_SET, 0, NULL, + true); + if (ret) + return -1; + } + /* Read MAC address from HW */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_GET_HW_SPEC, - HostCmd_ACT_GEN_GET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_GET_HW_SPEC, + HostCmd_ACT_GEN_GET, 0, NULL, true); if (ret) return -1; /* Reconfigure tx buf size */ - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_RECONFIGURE_TX_BUFF, - HostCmd_ACT_GEN_SET, 0, - &priv->adapter->tx_buf_size); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_RECONFIGURE_TX_BUFF, + HostCmd_ACT_GEN_SET, 0, + &priv->adapter->tx_buf_size, true); if (ret) return -1; - /* Enable IEEE PS by default */ - priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_PS_MODE_ENH, - EN_AUTO_PS, BITMAP_STA_PS, NULL); - if (ret) - return -1; + if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) { + /* Enable IEEE PS by default */ + priv->adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP; + ret = mwifiex_send_cmd(priv, + HostCmd_CMD_802_11_PS_MODE_ENH, + EN_AUTO_PS, BITMAP_STA_PS, NULL, + true); + if (ret) + return -1; + } } /* get tx rate */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_TX_RATE_CFG, - HostCmd_ACT_GEN_GET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG, + HostCmd_ACT_GEN_GET, 0, NULL, true); if (ret) return -1; priv->data_rate = 0; /* get tx power */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_TXPWR_CFG, - HostCmd_ACT_GEN_GET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR, + HostCmd_ACT_GEN_GET, 0, NULL, true); if (ret) return -1; - /* set ibss coalescing_status */ - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_IBSS_COALESCING_STATUS, - HostCmd_ACT_GEN_SET, 0, &enable); - if (ret) - return -1; + if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) { + /* set ibss coalescing_status */ + ret = mwifiex_send_cmd( + priv, + HostCmd_CMD_802_11_IBSS_COALESCING_STATUS, + HostCmd_ACT_GEN_SET, 0, &enable, true); + if (ret) + return -1; + } memset(&amsdu_aggr_ctrl, 0, sizeof(amsdu_aggr_ctrl)); amsdu_aggr_ctrl.enable = true; /* Send request to firmware */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_AMSDU_AGGR_CTRL, - HostCmd_ACT_GEN_SET, 0, - &amsdu_aggr_ctrl); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_AMSDU_AGGR_CTRL, + HostCmd_ACT_GEN_SET, 0, + &amsdu_aggr_ctrl, true); if (ret) return -1; /* MAC Control must be the last command in init_fw */ /* set MAC Control */ - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, - HostCmd_ACT_GEN_SET, 0, - &priv->curr_pkt_filter); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, 0, + &priv->curr_pkt_filter, true); if (ret) return -1; - if (first_sta) { + if (first_sta && priv->adapter->iface_type != MWIFIEX_USB && + priv->bss_type != MWIFIEX_BSS_TYPE_UAP) { /* Enable auto deep sleep */ auto_ds.auto_ds = DEEP_SLEEP_ON; auto_ds.idle_time = DEEP_SLEEP_IDLE_TIME; - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_PS_MODE_ENH, - EN_AUTO_PS, BITMAP_AUTO_DS, - &auto_ds); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, + EN_AUTO_PS, BITMAP_AUTO_DS, + &auto_ds, true); if (ret) return -1; } - /* Send cmd to FW to enable/disable 11D function */ - state_11d = ENABLE_11D; - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11_SNMP_MIB, - HostCmd_ACT_GEN_SET, DOT11D_I, &state_11d); - if (ret) - dev_err(priv->adapter->dev, "11D: failed to enable 11D\n"); + if (priv->bss_type != MWIFIEX_BSS_TYPE_UAP) { + /* Send cmd to FW to enable/disable 11D function */ + state_11d = ENABLE_11D; + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, + HostCmd_ACT_GEN_SET, DOT11D_I, + &state_11d, true); + if (ret) + dev_err(priv->adapter->dev, + "11D: failed to enable 11D\n"); + } + + /* set last_init_cmd before sending the command */ + priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG; /* Send cmd to FW to configure 11n specific configuration * (Short GI, Channel BW, Green field support etc.) for transmit */ tx_cfg.tx_htcap = MWIFIEX_FW_DEF_HTTXCFG; - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_CFG, - HostCmd_ACT_GEN_SET, 0, &tx_cfg); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_11N_CFG, + HostCmd_ACT_GEN_SET, 0, &tx_cfg, true); - /* set last_init_cmd */ - priv->adapter->last_init_cmd = HostCmd_CMD_11N_CFG; ret = -EINPROGRESS; return ret; diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c index 7a16b0c417a..577f2979ed8 100644 --- a/drivers/net/wireless/mwifiex/sta_cmdresp.c +++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c @@ -24,6 +24,7 @@ #include "main.h" #include "wmm.h" #include "11n.h" +#include "11ac.h" /* @@ -49,7 +50,7 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, unsigned long flags; dev_err(adapter->dev, "CMD_RESP: cmd %#x error, result=%#x\n", - resp->command, resp->result); + resp->command, resp->result); if (adapter->curr_cmd->wait_q_enabled) adapter->cmd_wait_q.status = -1; @@ -57,17 +58,18 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, switch (le16_to_cpu(resp->command)) { case HostCmd_CMD_802_11_PS_MODE_ENH: pm = &resp->params.psmode_enh; - dev_err(adapter->dev, "PS_MODE_ENH cmd failed: " - "result=0x%x action=0x%X\n", - resp->result, le16_to_cpu(pm->action)); + dev_err(adapter->dev, + "PS_MODE_ENH cmd failed: result=0x%x action=0x%X\n", + resp->result, le16_to_cpu(pm->action)); /* We do not re-try enter-ps command in ad-hoc mode. */ if (le16_to_cpu(pm->action) == EN_AUTO_PS && - (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) && - priv->bss_mode == NL80211_IFTYPE_ADHOC) + (le16_to_cpu(pm->params.ps_bitmap) & BITMAP_STA_PS) && + priv->bss_mode == NL80211_IFTYPE_ADHOC) adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; break; case HostCmd_CMD_802_11_SCAN: + case HostCmd_CMD_802_11_SCAN_EXT: /* Cancel all pending scan command */ spin_lock_irqsave(&adapter->scan_pending_q_lock, flags); list_for_each_entry_safe(cmd_node, tmp_node, @@ -85,10 +87,6 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); if (priv->report_scan_result) priv->report_scan_result = false; - if (priv->scan_pending_on_block) { - priv->scan_pending_on_block = false; - up(&priv->async_sem); - } break; case HostCmd_CMD_MAC_CONTROL: @@ -98,7 +96,7 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, break; } /* Handling errors here */ - mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + mwifiex_recycle_cmd_node(adapter, adapter->curr_cmd); spin_lock_irqsave(&adapter->mwifiex_cmd_lock, flags); adapter->curr_cmd = NULL; @@ -119,11 +117,12 @@ mwifiex_process_cmdresp_error(struct mwifiex_private *priv, * calculated SNR values. */ static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv, - struct host_cmd_ds_command *resp, - struct mwifiex_ds_get_signal *signal) + struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_rssi_info_rsp *rssi_info_rsp = - &resp->params.rssi_info_rsp; + &resp->params.rssi_info_rsp; + struct mwifiex_ds_misc_subsc_evt *subsc_evt = + &priv->async_subsc_evt_storage; priv->data_rssi_last = le16_to_cpu(rssi_info_rsp->data_rssi_last); priv->data_nf_last = le16_to_cpu(rssi_info_rsp->data_nf_last); @@ -137,34 +136,30 @@ static int mwifiex_ret_802_11_rssi_info(struct mwifiex_private *priv, priv->bcn_rssi_avg = le16_to_cpu(rssi_info_rsp->bcn_rssi_avg); priv->bcn_nf_avg = le16_to_cpu(rssi_info_rsp->bcn_nf_avg); - /* Need to indicate IOCTL complete */ - if (signal) { - memset(signal, 0, sizeof(*signal)); - - signal->selector = ALL_RSSI_INFO_MASK; - - /* RSSI */ - signal->bcn_rssi_last = priv->bcn_rssi_last; - signal->bcn_rssi_avg = priv->bcn_rssi_avg; - signal->data_rssi_last = priv->data_rssi_last; - signal->data_rssi_avg = priv->data_rssi_avg; - - /* SNR */ - signal->bcn_snr_last = - CAL_SNR(priv->bcn_rssi_last, priv->bcn_nf_last); - signal->bcn_snr_avg = - CAL_SNR(priv->bcn_rssi_avg, priv->bcn_nf_avg); - signal->data_snr_last = - CAL_SNR(priv->data_rssi_last, priv->data_nf_last); - signal->data_snr_avg = - CAL_SNR(priv->data_rssi_avg, priv->data_nf_avg); - - /* NF */ - signal->bcn_nf_last = priv->bcn_nf_last; - signal->bcn_nf_avg = priv->bcn_nf_avg; - signal->data_nf_last = priv->data_nf_last; - signal->data_nf_avg = priv->data_nf_avg; + if (priv->subsc_evt_rssi_state == EVENT_HANDLED) + return 0; + + memset(subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); + + /* Resubscribe low and high rssi events with new thresholds */ + subsc_evt->events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; + subsc_evt->action = HostCmd_ACT_BITWISE_SET; + if (priv->subsc_evt_rssi_state == RSSI_LOW_RECVD) { + subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg - + priv->cqm_rssi_hyst); + subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold); + } else if (priv->subsc_evt_rssi_state == RSSI_HIGH_RECVD) { + subsc_evt->bcn_l_rssi_cfg.abs_value = abs(priv->cqm_rssi_thold); + subsc_evt->bcn_h_rssi_cfg.abs_value = abs(priv->bcn_rssi_avg + + priv->cqm_rssi_hyst); } + subsc_evt->bcn_l_rssi_cfg.evt_freq = 1; + subsc_evt->bcn_h_rssi_cfg.evt_freq = 1; + + priv->subsc_evt_rssi_state = EVENT_HANDLED; + + mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SUBSCRIBE_EVENT, + 0, 0, subsc_evt, false); return 0; } @@ -191,8 +186,8 @@ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv, u32 ul_temp; dev_dbg(priv->adapter->dev, "info: SNMP_RESP: oid value = %#x," - " query_type = %#x, buf size = %#x\n", - oid, query_type, le16_to_cpu(smib->buf_size)); + " query_type = %#x, buf size = %#x\n", + oid, query_type, le16_to_cpu(smib->buf_size)); if (query_type == HostCmd_ACT_GEN_GET) { ul_temp = le16_to_cpu(*((__le16 *) (smib->value))); if (data_buf) @@ -210,6 +205,9 @@ static int mwifiex_ret_802_11_snmp_mib(struct mwifiex_private *priv, dev_dbg(priv->adapter->dev, "info: SNMP_RESP: TxRetryCount=%u\n", ul_temp); break; + case DTIM_PERIOD_I: + dev_dbg(priv->adapter->dev, + "info: SNMP_RESP: DTIM period=%u\n", ul_temp); default: break; } @@ -229,7 +227,7 @@ static int mwifiex_ret_get_log(struct mwifiex_private *priv, struct mwifiex_ds_get_stats *stats) { struct host_cmd_ds_802_11_get_log *get_log = - (struct host_cmd_ds_802_11_get_log *) &resp->params.get_log; + &resp->params.get_log; if (stats) { stats->mcast_tx_frame = le32_to_cpu(get_log->mcast_tx_frame); @@ -269,28 +267,28 @@ static int mwifiex_ret_get_log(struct mwifiex_private *priv, * * Based on the new rate bitmaps, the function re-evaluates if * auto data rate has been activated. If not, it sends another - * query to the firmware to get the current Tx data rate and updates - * the driver value. + * query to the firmware to get the current Tx data rate. */ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, - struct host_cmd_ds_command *resp, - struct mwifiex_rate_cfg *ds_rate) + struct host_cmd_ds_command *resp) { struct host_cmd_ds_tx_rate_cfg *rate_cfg = &resp->params.tx_rate_cfg; struct mwifiex_rate_scope *rate_scope; struct mwifiex_ie_types_header *head; - u16 tlv, tlv_buf_len; + u16 tlv, tlv_buf_len, tlv_buf_left; u8 *tlv_buf; u32 i; - int ret = 0; - tlv_buf = (u8 *) ((u8 *) rate_cfg) + - sizeof(struct host_cmd_ds_tx_rate_cfg); - tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16)); + tlv_buf = ((u8 *)rate_cfg) + sizeof(struct host_cmd_ds_tx_rate_cfg); + tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*rate_cfg); - while (tlv_buf && tlv_buf_len > 0) { - tlv = (*tlv_buf); - tlv = tlv | (*(tlv_buf + 1) << 8); + while (tlv_buf_left >= sizeof(*head)) { + head = (struct mwifiex_ie_types_header *)tlv_buf; + tlv = le16_to_cpu(head->type); + tlv_buf_len = le16_to_cpu(head->len); + + if (tlv_buf_left < (sizeof(*head) + tlv_buf_len)) + break; switch (tlv) { case TLV_TYPE_RATE_SCOPE: @@ -306,13 +304,21 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, priv->bitmap_rates[2 + i] = le16_to_cpu(rate_scope-> ht_mcs_rate_bitmap[i]); + + if (priv->adapter->fw_api_ver == MWIFIEX_FW_V15) { + for (i = 0; i < ARRAY_SIZE(rate_scope-> + vht_mcs_rate_bitmap); + i++) + priv->bitmap_rates[10 + i] = + le16_to_cpu(rate_scope-> + vht_mcs_rate_bitmap[i]); + } break; /* Add RATE_DROP tlv here */ } - head = (struct mwifiex_ie_types_header *) tlv_buf; - tlv_buf += le16_to_cpu(head->len) + sizeof(*head); - tlv_buf_len -= le16_to_cpu(head->len); + tlv_buf += (sizeof(*head) + tlv_buf_len); + tlv_buf_left -= (sizeof(*head) + tlv_buf_len); } priv->is_data_rate_auto = mwifiex_is_rate_auto(priv); @@ -320,38 +326,10 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv, if (priv->is_data_rate_auto) priv->data_rate = 0; else - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_TX_RATE_QUERY, - HostCmd_ACT_GEN_GET, 0, NULL); - - if (ds_rate) { - if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) { - if (priv->is_data_rate_auto) { - ds_rate->is_rate_auto = 1; - } else { - ds_rate->rate = mwifiex_get_rate_index(priv-> - bitmap_rates, - sizeof(priv-> - bitmap_rates)); - if (ds_rate->rate >= - MWIFIEX_RATE_BITMAP_OFDM0 - && ds_rate->rate <= - MWIFIEX_RATE_BITMAP_OFDM7) - ds_rate->rate -= - (MWIFIEX_RATE_BITMAP_OFDM0 - - MWIFIEX_RATE_INDEX_OFDM0); - if (ds_rate->rate >= - MWIFIEX_RATE_BITMAP_MCS0 - && ds_rate->rate <= - MWIFIEX_RATE_BITMAP_MCS127) - ds_rate->rate -= - (MWIFIEX_RATE_BITMAP_MCS0 - - MWIFIEX_RATE_INDEX_MCS0); - } - } - } + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, + HostCmd_ACT_GEN_GET, 0, NULL, false); - return ret; + return 0; } /* @@ -366,35 +344,34 @@ static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf) struct mwifiex_types_power_group *pg_tlv_hdr; struct mwifiex_power_group *pg; - if (data_buf) { - pg_tlv_hdr = - (struct mwifiex_types_power_group *) ((u8 *) data_buf - + sizeof(struct host_cmd_ds_txpwr_cfg)); - pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr + - sizeof(struct mwifiex_types_power_group)); - length = pg_tlv_hdr->length; - if (length > 0) { + if (!data_buf) + return -1; + + pg_tlv_hdr = (struct mwifiex_types_power_group *)((u8 *)data_buf); + pg = (struct mwifiex_power_group *) + ((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group)); + length = le16_to_cpu(pg_tlv_hdr->length); + + /* At least one structure required to update power */ + if (length < sizeof(struct mwifiex_power_group)) + return 0; + + max_power = pg->power_max; + min_power = pg->power_min; + length -= sizeof(struct mwifiex_power_group); + + while (length >= sizeof(struct mwifiex_power_group)) { + pg++; + if (max_power < pg->power_max) max_power = pg->power_max; - min_power = pg->power_min; - length -= sizeof(struct mwifiex_power_group); - } - while (length) { - pg++; - if (max_power < pg->power_max) - max_power = pg->power_max; - if (min_power > pg->power_min) - min_power = pg->power_min; + if (min_power > pg->power_min) + min_power = pg->power_min; - length -= sizeof(struct mwifiex_power_group); - } - if (pg_tlv_hdr->length > 0) { - priv->min_tx_power_level = (u8) min_power; - priv->max_tx_power_level = (u8) max_power; - } - } else { - return -1; + length -= sizeof(struct mwifiex_power_group); } + priv->min_tx_power_level = (u8) min_power; + priv->max_tx_power_level = (u8) max_power; return 0; } @@ -414,45 +391,39 @@ static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv, struct mwifiex_types_power_group *pg_tlv_hdr; struct mwifiex_power_group *pg; u16 action = le16_to_cpu(txp_cfg->action); + u16 tlv_buf_left; + + pg_tlv_hdr = (struct mwifiex_types_power_group *) + ((u8 *)txp_cfg + + sizeof(struct host_cmd_ds_txpwr_cfg)); + + pg = (struct mwifiex_power_group *) + ((u8 *)pg_tlv_hdr + + sizeof(struct mwifiex_types_power_group)); + + tlv_buf_left = le16_to_cpu(resp->size) - S_DS_GEN - sizeof(*txp_cfg); + if (tlv_buf_left < + le16_to_cpu(pg_tlv_hdr->length) + sizeof(*pg_tlv_hdr)) + return 0; switch (action) { case HostCmd_ACT_GEN_GET: - { - pg_tlv_hdr = - (struct mwifiex_types_power_group *) ((u8 *) - txp_cfg + - sizeof - (struct - host_cmd_ds_txpwr_cfg)); - pg = (struct mwifiex_power_group *) ((u8 *) - pg_tlv_hdr + - sizeof(struct - mwifiex_types_power_group)); - if (adapter->hw_status == - MWIFIEX_HW_STATUS_INITIALIZING) - mwifiex_get_power_level(priv, txp_cfg); - priv->tx_power_level = (u16) pg->power_min; - break; - } + if (adapter->hw_status == MWIFIEX_HW_STATUS_INITIALIZING) + mwifiex_get_power_level(priv, pg_tlv_hdr); + + priv->tx_power_level = (u16) pg->power_min; + break; + case HostCmd_ACT_GEN_SET: - if (le32_to_cpu(txp_cfg->mode)) { - pg_tlv_hdr = - (struct mwifiex_types_power_group *) ((u8 *) - txp_cfg + - sizeof - (struct - host_cmd_ds_txpwr_cfg)); - pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr - + - sizeof(struct - mwifiex_types_power_group)); - if (pg->power_max == pg->power_min) - priv->tx_power_level = (u16) pg->power_min; - } + if (!le32_to_cpu(txp_cfg->mode)) + break; + + if (pg->power_max == pg->power_min) + priv->tx_power_level = (u16) pg->power_min; break; default: dev_err(adapter->dev, "CMD_RESP: unknown cmd action %d\n", - action); + action); return 0; } dev_dbg(adapter->dev, @@ -464,6 +435,57 @@ static int mwifiex_ret_tx_power_cfg(struct mwifiex_private *priv, } /* + * This function handles the command response of get RF Tx power. + */ +static int mwifiex_ret_rf_tx_power(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + struct host_cmd_ds_rf_tx_pwr *txp = &resp->params.txp; + u16 action = le16_to_cpu(txp->action); + + priv->tx_power_level = le16_to_cpu(txp->cur_level); + + if (action == HostCmd_ACT_GEN_GET) { + priv->max_tx_power_level = txp->max_power; + priv->min_tx_power_level = txp->min_power; + } + + dev_dbg(priv->adapter->dev, + "Current TxPower Level=%d, Max Power=%d, Min Power=%d\n", + priv->tx_power_level, priv->max_tx_power_level, + priv->min_tx_power_level); + + return 0; +} + +/* + * This function handles the command response of set rf antenna + */ +static int mwifiex_ret_rf_antenna(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + struct host_cmd_ds_rf_ant_mimo *ant_mimo = &resp->params.ant_mimo; + struct host_cmd_ds_rf_ant_siso *ant_siso = &resp->params.ant_siso; + struct mwifiex_adapter *adapter = priv->adapter; + + if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) + dev_dbg(adapter->dev, + "RF_ANT_RESP: Tx action = 0x%x, Tx Mode = 0x%04x" + " Rx action = 0x%x, Rx Mode = 0x%04x\n", + le16_to_cpu(ant_mimo->action_tx), + le16_to_cpu(ant_mimo->tx_ant_mode), + le16_to_cpu(ant_mimo->action_rx), + le16_to_cpu(ant_mimo->rx_ant_mode)); + else + dev_dbg(adapter->dev, + "RF_ANT_RESP: action = 0x%x, Mode = 0x%04x\n", + le16_to_cpu(ant_siso->action), + le16_to_cpu(ant_siso->ant_mode)); + + return 0; +} + +/* * This function handles the command response of set/get MAC address. * * Handling includes saving the MAC address in driver. @@ -472,7 +494,7 @@ static int mwifiex_ret_802_11_mac_address(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_mac_address *cmd_mac_addr = - &resp->params.mac_addr; + &resp->params.mac_addr; memcpy(priv->curr_addr, cmd_mac_addr->mac_addr, ETH_ALEN); @@ -508,7 +530,7 @@ static int mwifiex_ret_802_11_tx_rate_query(struct mwifiex_private *priv, priv->tx_htinfo = resp->params.tx_rate.ht_info; if (!priv->is_data_rate_auto) priv->data_rate = - mwifiex_index_to_data_rate(priv->tx_rate, + mwifiex_index_to_data_rate(priv, priv->tx_rate, priv->tx_htinfo); return 0; @@ -530,7 +552,7 @@ static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv, if (!memcmp(resp->params.deauth.mac_addr, &priv->curr_bss_params.bss_descriptor.mac_address, sizeof(resp->params.deauth.mac_addr))) - mwifiex_reset_connect_state(priv); + mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING); return 0; } @@ -543,21 +565,21 @@ static int mwifiex_ret_802_11_deauthenticate(struct mwifiex_private *priv, static int mwifiex_ret_802_11_ad_hoc_stop(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { - mwifiex_reset_connect_state(priv); + mwifiex_reset_connect_state(priv, WLAN_REASON_DEAUTH_LEAVING); return 0; } /* - * This function handles the command response of set/get key material. + * This function handles the command response of set/get v1 key material. * * Handling includes updating the driver parameters to reflect the * changes. */ -static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv, - struct host_cmd_ds_command *resp) +static int mwifiex_ret_802_11_key_material_v1(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_key_material *key = - &resp->params.key_material; + &resp->params.key_material; if (le16_to_cpu(key->action) == HostCmd_ACT_GEN_SET) { if ((le16_to_cpu(key->key_param_set.key_info) & KEY_MCAST)) { @@ -577,6 +599,51 @@ static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv, } /* + * This function handles the command response of set/get v2 key material. + * + * Handling includes updating the driver parameters to reflect the + * changes. + */ +static int mwifiex_ret_802_11_key_material_v2(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + struct host_cmd_ds_802_11_key_material_v2 *key_v2; + __le16 len; + + key_v2 = &resp->params.key_material_v2; + if (le16_to_cpu(key_v2->action) == HostCmd_ACT_GEN_SET) { + if ((le16_to_cpu(key_v2->key_param_set.key_info) & KEY_MCAST)) { + dev_dbg(priv->adapter->dev, "info: key: GTK is set\n"); + priv->wpa_is_gtk_set = true; + priv->scan_block = false; + } + } + + if (key_v2->key_param_set.key_type != KEY_TYPE_ID_AES) + return 0; + + memset(priv->aes_key_v2.key_param_set.key_params.aes.key, 0, + WLAN_KEY_LEN_CCMP); + priv->aes_key_v2.key_param_set.key_params.aes.key_len = + key_v2->key_param_set.key_params.aes.key_len; + len = priv->aes_key_v2.key_param_set.key_params.aes.key_len; + memcpy(priv->aes_key_v2.key_param_set.key_params.aes.key, + key_v2->key_param_set.key_params.aes.key, le16_to_cpu(len)); + + return 0; +} + +/* Wrapper function for processing response of key material command */ +static int mwifiex_ret_802_11_key_material(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + if (priv->adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) + return mwifiex_ret_802_11_key_material_v2(priv, resp); + else + return mwifiex_ret_802_11_key_material_v1(priv, resp); +} + +/* * This function handles the command response of get 11d domain information. */ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, @@ -588,17 +655,18 @@ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, u16 action = le16_to_cpu(domain_info->action); u8 no_of_triplet; - no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) - - IEEE80211_COUNTRY_STRING_LEN) / - sizeof(struct ieee80211_country_ie_triplet)); + no_of_triplet = (u8) ((le16_to_cpu(domain->header.len) + - IEEE80211_COUNTRY_STRING_LEN) + / sizeof(struct ieee80211_country_ie_triplet)); - dev_dbg(priv->adapter->dev, "info: 11D Domain Info Resp:" - " no_of_triplet=%d\n", no_of_triplet); + dev_dbg(priv->adapter->dev, + "info: 11D Domain Info Resp: no_of_triplet=%d\n", + no_of_triplet); if (no_of_triplet > MWIFIEX_MAX_TRIPLET_802_11D) { dev_warn(priv->adapter->dev, - "11D: invalid number of triplets %d " - "returned!!\n", no_of_triplet); + "11D: invalid number of triplets %d returned\n", + no_of_triplet); return -1; } @@ -617,34 +685,6 @@ static int mwifiex_ret_802_11d_domain_info(struct mwifiex_private *priv, } /* - * This function handles the command response of get RF channel. - * - * Handling includes changing the header fields into CPU format - * and saving the new channel in driver. - */ -static int mwifiex_ret_802_11_rf_channel(struct mwifiex_private *priv, - struct host_cmd_ds_command *resp, - u16 *data_buf) -{ - struct host_cmd_ds_802_11_rf_channel *rf_channel = - &resp->params.rf_channel; - u16 new_channel = le16_to_cpu(rf_channel->current_channel); - - if (priv->curr_bss_params.bss_descriptor.channel != new_channel) { - dev_dbg(priv->adapter->dev, "cmd: Channel Switch: %d to %d\n", - priv->curr_bss_params.bss_descriptor.channel, - new_channel); - /* Update the channel again */ - priv->curr_bss_params.bss_descriptor.channel = new_channel; - } - - if (data_buf) - *data_buf = new_channel; - - return 0; -} - -/* * This function handles the command response of get extended version. * * Handling includes forming the extended version string and sending it @@ -666,6 +706,38 @@ static int mwifiex_ret_ver_ext(struct mwifiex_private *priv, } /* + * This function handles the command response of remain on channel. + */ +static int +mwifiex_ret_remain_on_chan(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp, + struct host_cmd_ds_remain_on_chan *roc_cfg) +{ + struct host_cmd_ds_remain_on_chan *resp_cfg = &resp->params.roc_cfg; + + if (roc_cfg) + memcpy(roc_cfg, resp_cfg, sizeof(*roc_cfg)); + + return 0; +} + +/* + * This function handles the command response of P2P mode cfg. + */ +static int +mwifiex_ret_p2p_mode_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp, + void *data_buf) +{ + struct host_cmd_ds_p2p_mode_cfg *mode_cfg = &resp->params.mode_cfg; + + if (data_buf) + *((u16 *)data_buf) = le16_to_cpu(mode_cfg->mode); + + return 0; +} + +/* * This function handles the command response of register access. * * The register value and offset are returned to the user. For EEPROM @@ -676,90 +748,64 @@ static int mwifiex_ret_reg_access(u16 type, struct host_cmd_ds_command *resp, { struct mwifiex_ds_reg_rw *reg_rw; struct mwifiex_ds_read_eeprom *eeprom; + union reg { + struct host_cmd_ds_mac_reg_access *mac; + struct host_cmd_ds_bbp_reg_access *bbp; + struct host_cmd_ds_rf_reg_access *rf; + struct host_cmd_ds_pmic_reg_access *pmic; + struct host_cmd_ds_802_11_eeprom_access *eeprom; + } r; + + if (!data_buf) + return 0; - if (data_buf) { - reg_rw = data_buf; - eeprom = data_buf; - switch (type) { - case HostCmd_CMD_MAC_REG_ACCESS: - { - struct host_cmd_ds_mac_reg_access *reg; - reg = (struct host_cmd_ds_mac_reg_access *) - &resp->params.mac_reg; - reg_rw->offset = cpu_to_le32( - (u32) le16_to_cpu(reg->offset)); - reg_rw->value = reg->value; - break; - } - case HostCmd_CMD_BBP_REG_ACCESS: - { - struct host_cmd_ds_bbp_reg_access *reg; - reg = (struct host_cmd_ds_bbp_reg_access *) - &resp->params.bbp_reg; - reg_rw->offset = cpu_to_le32( - (u32) le16_to_cpu(reg->offset)); - reg_rw->value = cpu_to_le32((u32) reg->value); - break; - } + reg_rw = data_buf; + eeprom = data_buf; + switch (type) { + case HostCmd_CMD_MAC_REG_ACCESS: + r.mac = &resp->params.mac_reg; + reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.mac->offset)); + reg_rw->value = r.mac->value; + break; + case HostCmd_CMD_BBP_REG_ACCESS: + r.bbp = &resp->params.bbp_reg; + reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.bbp->offset)); + reg_rw->value = cpu_to_le32((u32) r.bbp->value); + break; - case HostCmd_CMD_RF_REG_ACCESS: - { - struct host_cmd_ds_rf_reg_access *reg; - reg = (struct host_cmd_ds_rf_reg_access *) - &resp->params.rf_reg; - reg_rw->offset = cpu_to_le32( - (u32) le16_to_cpu(reg->offset)); - reg_rw->value = cpu_to_le32((u32) reg->value); - break; - } - case HostCmd_CMD_PMIC_REG_ACCESS: - { - struct host_cmd_ds_pmic_reg_access *reg; - reg = (struct host_cmd_ds_pmic_reg_access *) - &resp->params.pmic_reg; - reg_rw->offset = cpu_to_le32( - (u32) le16_to_cpu(reg->offset)); - reg_rw->value = cpu_to_le32((u32) reg->value); - break; - } - case HostCmd_CMD_CAU_REG_ACCESS: - { - struct host_cmd_ds_rf_reg_access *reg; - reg = (struct host_cmd_ds_rf_reg_access *) - &resp->params.rf_reg; - reg_rw->offset = cpu_to_le32( - (u32) le16_to_cpu(reg->offset)); - reg_rw->value = cpu_to_le32((u32) reg->value); - break; - } - case HostCmd_CMD_802_11_EEPROM_ACCESS: - { - struct host_cmd_ds_802_11_eeprom_access - *cmd_eeprom = - (struct host_cmd_ds_802_11_eeprom_access - *) &resp->params.eeprom; - pr_debug("info: EEPROM read len=%x\n", - cmd_eeprom->byte_count); - if (le16_to_cpu(eeprom->byte_count) < - le16_to_cpu( - cmd_eeprom->byte_count)) { - eeprom->byte_count = cpu_to_le16(0); - pr_debug("info: EEPROM read " - "length is too big\n"); - return -1; - } - eeprom->offset = cmd_eeprom->offset; - eeprom->byte_count = cmd_eeprom->byte_count; - if (le16_to_cpu(eeprom->byte_count) > 0) - memcpy(&eeprom->value, - &cmd_eeprom->value, - le16_to_cpu(eeprom->byte_count)); - - break; - } - default: + case HostCmd_CMD_RF_REG_ACCESS: + r.rf = &resp->params.rf_reg; + reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset)); + reg_rw->value = cpu_to_le32((u32) r.bbp->value); + break; + case HostCmd_CMD_PMIC_REG_ACCESS: + r.pmic = &resp->params.pmic_reg; + reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.pmic->offset)); + reg_rw->value = cpu_to_le32((u32) r.pmic->value); + break; + case HostCmd_CMD_CAU_REG_ACCESS: + r.rf = &resp->params.rf_reg; + reg_rw->offset = cpu_to_le32((u32) le16_to_cpu(r.rf->offset)); + reg_rw->value = cpu_to_le32((u32) r.rf->value); + break; + case HostCmd_CMD_802_11_EEPROM_ACCESS: + r.eeprom = &resp->params.eeprom; + pr_debug("info: EEPROM read len=%x\n", r.eeprom->byte_count); + if (le16_to_cpu(eeprom->byte_count) < + le16_to_cpu(r.eeprom->byte_count)) { + eeprom->byte_count = cpu_to_le16(0); + pr_debug("info: EEPROM read length is too big\n"); return -1; } + eeprom->offset = r.eeprom->offset; + eeprom->byte_count = r.eeprom->byte_count; + if (le16_to_cpu(eeprom->byte_count) > 0) + memcpy(&eeprom->value, &r.eeprom->value, + le16_to_cpu(r.eeprom->byte_count)); + + break; + default: + return -1; } return 0; } @@ -775,8 +821,7 @@ static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { struct host_cmd_ds_802_11_ibss_status *ibss_coal_resp = - &(resp->params.ibss_coalescing); - u8 zero_mac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; + &(resp->params.ibss_coalescing); if (le16_to_cpu(ibss_coal_resp->action) == HostCmd_ACT_GEN_SET) return 0; @@ -785,14 +830,13 @@ static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv, "info: new BSSID %pM\n", ibss_coal_resp->bssid); /* If rsp has NULL BSSID, Just return..... No Action */ - if (!memcmp(ibss_coal_resp->bssid, zero_mac, ETH_ALEN)) { + if (is_zero_ether_addr(ibss_coal_resp->bssid)) { dev_warn(priv->adapter->dev, "new BSSID is NULL\n"); return 0; } /* If BSSID is diff, modify current BSS parameters */ - if (memcmp(priv->curr_bss_params.bss_descriptor.mac_address, - ibss_coal_resp->bssid, ETH_ALEN)) { + if (!ether_addr_equal(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid)) { /* BSSID */ memcpy(priv->curr_bss_params.bss_descriptor.mac_address, ibss_coal_resp->bssid, ETH_ALEN); @@ -810,6 +854,94 @@ static int mwifiex_ret_ibss_coalescing_status(struct mwifiex_private *priv, return 0; } +static int mwifiex_ret_tdls_oper(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + struct host_cmd_ds_tdls_oper *cmd_tdls_oper = &resp->params.tdls_oper; + u16 reason = le16_to_cpu(cmd_tdls_oper->reason); + u16 action = le16_to_cpu(cmd_tdls_oper->tdls_action); + struct mwifiex_sta_node *node = + mwifiex_get_sta_entry(priv, cmd_tdls_oper->peer_mac); + + switch (action) { + case ACT_TDLS_DELETE: + if (reason) { + if (!node || reason == TDLS_ERR_LINK_NONEXISTENT) + dev_dbg(priv->adapter->dev, + "TDLS link delete for %pM failed: reason %d\n", + cmd_tdls_oper->peer_mac, reason); + else + dev_err(priv->adapter->dev, + "TDLS link delete for %pM failed: reason %d\n", + cmd_tdls_oper->peer_mac, reason); + } else { + dev_dbg(priv->adapter->dev, + "TDLS link delete for %pM successful\n", + cmd_tdls_oper->peer_mac); + } + break; + case ACT_TDLS_CREATE: + if (reason) { + dev_err(priv->adapter->dev, + "TDLS link creation for %pM failed: reason %d", + cmd_tdls_oper->peer_mac, reason); + if (node && reason != TDLS_ERR_LINK_EXISTS) + node->tdls_status = TDLS_SETUP_FAILURE; + } else { + dev_dbg(priv->adapter->dev, + "TDLS link creation for %pM successful", + cmd_tdls_oper->peer_mac); + } + break; + case ACT_TDLS_CONFIG: + if (reason) { + dev_err(priv->adapter->dev, + "TDLS link config for %pM failed, reason %d\n", + cmd_tdls_oper->peer_mac, reason); + if (node) + node->tdls_status = TDLS_SETUP_FAILURE; + } else { + dev_dbg(priv->adapter->dev, + "TDLS link config for %pM successful\n", + cmd_tdls_oper->peer_mac); + } + break; + default: + dev_err(priv->adapter->dev, + "Unknown TDLS command action respnse %d", action); + return -1; + } + + return 0; +} +/* + * This function handles the command response for subscribe event command. + */ +static int mwifiex_ret_subsc_evt(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + struct host_cmd_ds_802_11_subsc_evt *cmd_sub_event = + &resp->params.subsc_evt; + + /* For every subscribe event command (Get/Set/Clear), FW reports the + * current set of subscribed events*/ + dev_dbg(priv->adapter->dev, "Bitmap of currently subscribed events: %16x\n", + le16_to_cpu(cmd_sub_event->events)); + + return 0; +} + +/* This function handles the command response of set_cfg_data */ +static int mwifiex_ret_cfg_data(struct mwifiex_private *priv, + struct host_cmd_ds_command *resp) +{ + if (resp->result != HostCmd_RESULT_OK) { + dev_err(priv->adapter->dev, "Cal data cmd resp failed\n"); + return -1; + } + + return 0; +} /* * This function handles the command responses. @@ -834,6 +966,9 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_GET_HW_SPEC: ret = mwifiex_ret_get_hw_spec(priv, resp); break; + case HostCmd_CMD_CFG_DATA: + ret = mwifiex_ret_cfg_data(priv, resp); + break; case HostCmd_CMD_MAC_CONTROL: break; case HostCmd_CMD_802_11_MAC_ADDRESS: @@ -843,12 +978,16 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, ret = mwifiex_ret_mac_multicast_adr(priv, resp); break; case HostCmd_CMD_TX_RATE_CFG: - ret = mwifiex_ret_tx_rate_cfg(priv, resp, data_buf); + ret = mwifiex_ret_tx_rate_cfg(priv, resp); break; case HostCmd_CMD_802_11_SCAN: ret = mwifiex_ret_802_11_scan(priv, resp); adapter->curr_cmd->wait_q_enabled = false; break; + case HostCmd_CMD_802_11_SCAN_EXT: + ret = mwifiex_ret_802_11_scan_ext(priv); + adapter->curr_cmd->wait_q_enabled = false; + break; case HostCmd_CMD_802_11_BG_SCAN_QUERY: ret = mwifiex_ret_802_11_scan(priv, resp); dev_dbg(adapter->dev, @@ -857,6 +996,12 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_TXPWR_CFG: ret = mwifiex_ret_tx_power_cfg(priv, resp); break; + case HostCmd_CMD_RF_TX_PWR: + ret = mwifiex_ret_rf_tx_power(priv, resp); + break; + case HostCmd_CMD_RF_ANTENNA: + ret = mwifiex_ret_rf_antenna(priv, resp); + break; case HostCmd_CMD_802_11_PS_MODE_ENH: ret = mwifiex_ret_enh_power_mode(priv, resp, data_buf); break; @@ -880,7 +1025,7 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, ret = mwifiex_ret_get_log(priv, resp, data_buf); break; case HostCmd_CMD_RSSI_INFO: - ret = mwifiex_ret_802_11_rssi_info(priv, resp, data_buf); + ret = mwifiex_ret_802_11_rssi_info(priv, resp); break; case HostCmd_CMD_802_11_SNMP_MIB: ret = mwifiex_ret_802_11_snmp_mib(priv, resp, data_buf); @@ -888,12 +1033,18 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_802_11_TX_RATE_QUERY: ret = mwifiex_ret_802_11_tx_rate_query(priv, resp); break; - case HostCmd_CMD_802_11_RF_CHANNEL: - ret = mwifiex_ret_802_11_rf_channel(priv, resp, data_buf); - break; case HostCmd_CMD_VERSION_EXT: ret = mwifiex_ret_ver_ext(priv, resp, data_buf); break; + case HostCmd_CMD_REMAIN_ON_CHAN: + ret = mwifiex_ret_remain_on_chan(priv, resp, data_buf); + break; + case HostCmd_CMD_11AC_CFG: + break; + case HostCmd_CMD_P2P_MODE_CFG: + ret = mwifiex_ret_p2p_mode_cfg(priv, resp, data_buf); + break; + case HostCmd_CMD_MGMT_FRAME_REG: case HostCmd_CMD_FUNC_INIT: case HostCmd_CMD_FUNC_SHUTDOWN: break; @@ -915,23 +1066,18 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_RECONFIGURE_TX_BUFF: adapter->tx_buf_size = (u16) le16_to_cpu(resp->params. tx_buf.buff_size); - adapter->tx_buf_size = (adapter->tx_buf_size / - MWIFIEX_SDIO_BLOCK_SIZE) * - MWIFIEX_SDIO_BLOCK_SIZE; + adapter->tx_buf_size = (adapter->tx_buf_size + / MWIFIEX_SDIO_BLOCK_SIZE) + * MWIFIEX_SDIO_BLOCK_SIZE; adapter->curr_tx_buf_size = adapter->tx_buf_size; - dev_dbg(adapter->dev, - "cmd: max_tx_buf_size=%d, tx_buf_size=%d\n", - adapter->max_tx_buf_size, adapter->tx_buf_size); + dev_dbg(adapter->dev, "cmd: curr_tx_buf_size=%d\n", + adapter->curr_tx_buf_size); if (adapter->if_ops.update_mp_end_port) adapter->if_ops.update_mp_end_port(adapter, - le16_to_cpu(resp-> - params. - tx_buf. - mp_end_port)); + le16_to_cpu(resp->params.tx_buf.mp_end_port)); break; case HostCmd_CMD_AMSDU_AGGR_CTRL: - ret = mwifiex_ret_amsdu_aggr_ctrl(resp, data_buf); break; case HostCmd_CMD_WMM_GET_STATUS: ret = mwifiex_ret_wmm_get_status(priv, resp); @@ -950,13 +1096,32 @@ int mwifiex_process_sta_cmdresp(struct mwifiex_private *priv, u16 cmdresp_no, case HostCmd_CMD_SET_BSS_MODE: break; case HostCmd_CMD_11N_CFG: - ret = mwifiex_ret_11n_cfg(resp, data_buf); break; case HostCmd_CMD_PCIE_DESC_DETAILS: break; + case HostCmd_CMD_802_11_SUBSCRIBE_EVENT: + ret = mwifiex_ret_subsc_evt(priv, resp); + break; + case HostCmd_CMD_UAP_SYS_CONFIG: + break; + case HostCmd_CMD_UAP_BSS_START: + priv->bss_started = 1; + break; + case HostCmd_CMD_UAP_BSS_STOP: + priv->bss_started = 0; + break; + case HostCmd_CMD_UAP_STA_DEAUTH: + break; + case HostCmd_CMD_MEF_CFG: + break; + case HostCmd_CMD_COALESCE_CFG: + break; + case HostCmd_CMD_TDLS_OPER: + ret = mwifiex_ret_tdls_oper(priv, resp); + break; default: dev_err(adapter->dev, "CMD_RESP: unknown cmd response %#x\n", - resp->command); + resp->command); break; } diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index f204810e833..f6395ef11a7 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -41,7 +41,7 @@ * - Sends a disconnect event to upper layers/applications. */ void -mwifiex_reset_connect_state(struct mwifiex_private *priv) +mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code) { struct mwifiex_adapter *adapter = priv->adapter; @@ -54,6 +54,10 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv) priv->scan_block = false; + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && + ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info)) + mwifiex_disable_all_tdls_links(priv); + /* Free Tx and Rx packets, report disconnect to upper layer */ mwifiex_clean_txrx(priv); @@ -93,15 +97,15 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv) */ dev_dbg(adapter->dev, "info: previous SSID=%s, SSID len=%u\n", - priv->prev_ssid.ssid, priv->prev_ssid.ssid_len); + priv->prev_ssid.ssid, priv->prev_ssid.ssid_len); dev_dbg(adapter->dev, "info: current SSID=%s, SSID len=%u\n", - priv->curr_bss_params.bss_descriptor.ssid.ssid, - priv->curr_bss_params.bss_descriptor.ssid.ssid_len); + priv->curr_bss_params.bss_descriptor.ssid.ssid, + priv->curr_bss_params.bss_descriptor.ssid.ssid_len); memcpy(&priv->prev_ssid, &priv->curr_bss_params.bss_descriptor.ssid, - sizeof(struct mwifiex_802_11_ssid)); + sizeof(struct cfg80211_ssid)); memcpy(priv->prev_bssid, priv->curr_bss_params.bss_descriptor.mac_address, ETH_ALEN); @@ -112,26 +116,62 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv) adapter->tx_lock_flag = false; adapter->pps_uapsd_mode = false; - if (adapter->num_cmd_timeout && adapter->curr_cmd) + if (adapter->is_cmd_timedout && adapter->curr_cmd) return; priv->media_connected = false; - if (!priv->disconnect) { - priv->disconnect = 1; - dev_dbg(adapter->dev, "info: successfully disconnected from" - " %pM: reason code %d\n", priv->cfg_bssid, - WLAN_REASON_DEAUTH_LEAVING); - cfg80211_disconnected(priv->netdev, - WLAN_REASON_DEAUTH_LEAVING, NULL, 0, - GFP_KERNEL); - queue_work(priv->workqueue, &priv->cfg_workqueue); + dev_dbg(adapter->dev, + "info: successfully disconnected from %pM: reason code %d\n", + priv->cfg_bssid, reason_code); + if (priv->bss_mode == NL80211_IFTYPE_STATION || + priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { + cfg80211_disconnected(priv->netdev, reason_code, NULL, 0, + GFP_KERNEL); } - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + memset(priv->cfg_bssid, 0, ETH_ALEN); + + mwifiex_stop_net_dev_queue(priv->netdev, adapter); if (netif_carrier_ok(priv->netdev)) netif_carrier_off(priv->netdev); - /* Reset wireless stats signal info */ - priv->qual_level = 0; - priv->qual_noise = 0; +} + +static int mwifiex_parse_tdls_event(struct mwifiex_private *priv, + struct sk_buff *event_skb) +{ + int ret = 0; + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_tdls_generic_event *tdls_evt = + (void *)event_skb->data + sizeof(adapter->event_cause); + + /* reserved 2 bytes are not mandatory in tdls event */ + if (event_skb->len < (sizeof(struct mwifiex_tdls_generic_event) - + sizeof(u16) - sizeof(adapter->event_cause))) { + dev_err(adapter->dev, "Invalid event length!\n"); + return -1; + } + + sta_ptr = mwifiex_get_sta_entry(priv, tdls_evt->peer_mac); + if (!sta_ptr) { + dev_err(adapter->dev, "cannot get sta entry!\n"); + return -1; + } + + switch (le16_to_cpu(tdls_evt->type)) { + case TDLS_EVENT_LINK_TEAR_DOWN: + cfg80211_tdls_oper_request(priv->netdev, + tdls_evt->peer_mac, + NL80211_TDLS_TEARDOWN, + le16_to_cpu(tdls_evt->u.reason_code), + GFP_KERNEL); + ret = mwifiex_tdls_oper(priv, tdls_evt->peer_mac, + MWIFIEX_TDLS_DISABLE_LINK); + queue_work(adapter->workqueue, &adapter->main_work); + break; + default: + break; + } + + return ret; } /* @@ -190,39 +230,58 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) struct mwifiex_adapter *adapter = priv->adapter; int ret = 0; u32 eventcause = adapter->event_cause; + u16 ctrl, reason_code; switch (eventcause) { case EVENT_DUMMY_HOST_WAKEUP_SIGNAL: - dev_err(adapter->dev, "invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL," - " ignoring it\n"); + dev_err(adapter->dev, + "invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL, ignore it\n"); break; case EVENT_LINK_SENSED: dev_dbg(adapter->dev, "event: LINK_SENSED\n"); if (!netif_carrier_ok(priv->netdev)) netif_carrier_on(priv->netdev); - if (netif_queue_stopped(priv->netdev)) - netif_wake_queue(priv->netdev); + mwifiex_wake_up_net_dev_queue(priv->netdev, adapter); break; case EVENT_DEAUTHENTICATED: dev_dbg(adapter->dev, "event: Deauthenticated\n"); + if (priv->wps.session_enable) { + dev_dbg(adapter->dev, + "info: receive deauth event in wps session\n"); + break; + } adapter->dbg.num_event_deauth++; - if (priv->media_connected) - mwifiex_reset_connect_state(priv); + if (priv->media_connected) { + reason_code = + le16_to_cpu(*(__le16 *)adapter->event_body); + mwifiex_reset_connect_state(priv, reason_code); + } break; case EVENT_DISASSOCIATED: dev_dbg(adapter->dev, "event: Disassociated\n"); + if (priv->wps.session_enable) { + dev_dbg(adapter->dev, + "info: receive disassoc event in wps session\n"); + break; + } adapter->dbg.num_event_disassoc++; - if (priv->media_connected) - mwifiex_reset_connect_state(priv); + if (priv->media_connected) { + reason_code = + le16_to_cpu(*(__le16 *)adapter->event_body); + mwifiex_reset_connect_state(priv, reason_code); + } break; case EVENT_LINK_LOST: dev_dbg(adapter->dev, "event: Link lost\n"); adapter->dbg.num_event_link_lost++; - if (priv->media_connected) - mwifiex_reset_connect_state(priv); + if (priv->media_connected) { + reason_code = + le16_to_cpu(*(__le16 *)adapter->event_body); + mwifiex_reset_connect_state(priv, reason_code); + } break; case EVENT_PS_SLEEP: @@ -236,8 +295,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) case EVENT_PS_AWAKE: dev_dbg(adapter->dev, "info: EVENT: AWAKE\n"); if (!adapter->pps_uapsd_mode && - priv->media_connected && - adapter->sleep_period.period) { + priv->media_connected && adapter->sleep_period.period) { adapter->pps_uapsd_mode = true; dev_dbg(adapter->dev, "event: PPS/UAPSD mode activated\n"); @@ -245,15 +303,19 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->tx_lock_flag = false; if (adapter->pps_uapsd_mode && adapter->gen_null_pkt) { if (mwifiex_check_last_packet_indication(priv)) { - if (!adapter->data_sent) { - if (!mwifiex_send_null_packet(priv, - MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET - | - MWIFIEX_TxPD_POWER_MGMT_LAST_PACKET)) + if (adapter->data_sent) { + adapter->ps_state = PS_STATE_AWAKE; + adapter->pm_wakeup_card_req = false; + adapter->pm_wakeup_fw_try = false; + break; + } + if (!mwifiex_send_null_packet + (priv, + MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET | + MWIFIEX_TxPD_POWER_MGMT_LAST_PACKET)) adapter->ps_state = PS_STATE_SLEEP; return 0; - } } } adapter->ps_state = PS_STATE_AWAKE; @@ -271,17 +333,22 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) case EVENT_HS_ACT_REQ: dev_dbg(adapter->dev, "event: HS_ACT_REQ\n"); - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_HS_CFG_ENH, - 0, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_HS_CFG_ENH, + 0, 0, NULL, false); break; case EVENT_MIC_ERR_UNICAST: dev_dbg(adapter->dev, "event: UNICAST MIC ERROR\n"); + cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid, + NL80211_KEYTYPE_PAIRWISE, + -1, NULL, GFP_KERNEL); break; case EVENT_MIC_ERR_MULTICAST: dev_dbg(adapter->dev, "event: MULTICAST MIC ERROR\n"); + cfg80211_michael_mic_failure(priv->netdev, priv->cfg_bssid, + NL80211_KEYTYPE_GROUP, + -1, NULL, GFP_KERNEL); break; case EVENT_MIB_CHANGED: case EVENT_INIT_DONE: @@ -291,30 +358,42 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) dev_dbg(adapter->dev, "event: ADHOC_BCN_LOST\n"); priv->adhoc_is_link_sensed = false; mwifiex_clean_txrx(priv); - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, adapter); if (netif_carrier_ok(priv->netdev)) netif_carrier_off(priv->netdev); break; case EVENT_BG_SCAN_REPORT: dev_dbg(adapter->dev, "event: BGS_REPORT\n"); - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_BG_SCAN_QUERY, - HostCmd_ACT_GEN_GET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_QUERY, + HostCmd_ACT_GEN_GET, 0, NULL, false); break; case EVENT_PORT_RELEASE: dev_dbg(adapter->dev, "event: PORT RELEASE\n"); break; + case EVENT_EXT_SCAN_REPORT: + dev_dbg(adapter->dev, "event: EXT_SCAN Report\n"); + if (adapter->ext_scan) + ret = mwifiex_handle_event_ext_scan_report(priv, + adapter->event_skb->data); + + break; + case EVENT_WMM_STATUS_CHANGE: dev_dbg(adapter->dev, "event: WMM status changed\n"); - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_WMM_GET_STATUS, - 0, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_WMM_GET_STATUS, + 0, 0, NULL, false); break; case EVENT_RSSI_LOW: + cfg80211_cqm_rssi_notify(priv->netdev, + NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW, + GFP_KERNEL); + mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, + HostCmd_ACT_GEN_GET, 0, NULL, false); + priv->subsc_evt_rssi_state = RSSI_LOW_RECVD; dev_dbg(adapter->dev, "event: Beacon RSSI_LOW\n"); break; case EVENT_SNR_LOW: @@ -324,6 +403,12 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) dev_dbg(adapter->dev, "event: MAX_FAIL\n"); break; case EVENT_RSSI_HIGH: + cfg80211_cqm_rssi_notify(priv->netdev, + NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH, + GFP_KERNEL); + mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, + HostCmd_ACT_GEN_GET, 0, NULL, false); + priv->subsc_evt_rssi_state = RSSI_HIGH_RECVD; dev_dbg(adapter->dev, "event: Beacon RSSI_HIGH\n"); break; case EVENT_SNR_HIGH: @@ -349,15 +434,15 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) break; case EVENT_IBSS_COALESCED: dev_dbg(adapter->dev, "event: IBSS_COALESCED\n"); - ret = mwifiex_send_cmd_async(priv, + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_IBSS_COALESCING_STATUS, - HostCmd_ACT_GEN_GET, 0, NULL); + HostCmd_ACT_GEN_GET, 0, NULL, false); break; case EVENT_ADDBA: dev_dbg(adapter->dev, "event: ADDBA Request\n"); - mwifiex_send_cmd_async(priv, HostCmd_CMD_11N_ADDBA_RSP, - HostCmd_ACT_GEN_SET, 0, - adapter->event_body); + mwifiex_send_cmd(priv, HostCmd_CMD_11N_ADDBA_RSP, + HostCmd_ACT_GEN_SET, 0, + adapter->event_body, false); break; case EVENT_DELBA: dev_dbg(adapter->dev, "event: DELBA Request\n"); @@ -371,13 +456,13 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->event_body); break; case EVENT_AMSDU_AGGR_CTRL: - dev_dbg(adapter->dev, "event: AMSDU_AGGR_CTRL %d\n", - *(u16 *) adapter->event_body); + ctrl = le16_to_cpu(*(__le16 *)adapter->event_body); + dev_dbg(adapter->dev, "event: AMSDU_AGGR_CTRL %d\n", ctrl); + adapter->tx_buf_size = - min(adapter->curr_tx_buf_size, - le16_to_cpu(*(__le16 *) adapter->event_body)); + min_t(u16, adapter->curr_tx_buf_size, ctrl); dev_dbg(adapter->dev, "event: tx_buf_size %d\n", - adapter->tx_buf_size); + adapter->tx_buf_size); break; case EVENT_WEP_ICV_ERR: @@ -391,9 +476,36 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) case EVENT_HOSTWAKE_STAIE: dev_dbg(adapter->dev, "event: HOSTWAKE_STAIE %d\n", eventcause); break; + + case EVENT_REMAIN_ON_CHAN_EXPIRED: + dev_dbg(adapter->dev, "event: Remain on channel expired\n"); + cfg80211_remain_on_channel_expired(priv->wdev, + priv->roc_cfg.cookie, + &priv->roc_cfg.chan, + GFP_ATOMIC); + + memset(&priv->roc_cfg, 0x00, sizeof(struct mwifiex_roc_cfg)); + + break; + + case EVENT_CHANNEL_SWITCH_ANN: + dev_dbg(adapter->dev, "event: Channel Switch Announcement\n"); + priv->csa_expire_time = + jiffies + msecs_to_jiffies(DFS_CHAN_MOVE_TIME); + priv->csa_chan = priv->curr_bss_params.bss_descriptor.channel; + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_DEAUTHENTICATE, + HostCmd_ACT_GEN_SET, 0, + priv->curr_bss_params.bss_descriptor.mac_address, + false); + break; + + case EVENT_TDLS_GENERIC_EVENT: + ret = mwifiex_parse_tdls_event(priv, adapter->event_skb); + break; + default: dev_dbg(adapter->dev, "event: unknown event id: %#x\n", - eventcause); + eventcause); break; } diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index ea4a29b7e33..536c14aa71f 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -26,6 +26,9 @@ #include "11n.h" #include "cfg80211.h" +static int disconnect_on_suspend = 1; +module_param(disconnect_on_suspend, int, 0644); + /* * Copies the multicast address list from device to driver. * @@ -51,29 +54,22 @@ int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, * This function waits on a cmd wait queue. It also cancels the pending * request after waking up, in case of errors. */ -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter) +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_queued) { - bool cancel_flag = false; - int status = adapter->cmd_wait_q.status; - struct cmd_ctrl_node *cmd_queued = adapter->cmd_queued; - - adapter->cmd_queued = NULL; - dev_dbg(adapter->dev, "cmd pending\n"); - atomic_inc(&adapter->cmd_pending); - - /* Status pending, wake up main process */ - queue_work(adapter->workqueue, &adapter->main_work); + int status; /* Wait for completion */ - wait_event_interruptible(adapter->cmd_wait_q.wait, - *(cmd_queued->condition)); - if (!*(cmd_queued->condition)) - cancel_flag = true; - - if (cancel_flag) { - mwifiex_cancel_pending_ioctl(adapter); - dev_dbg(adapter->dev, "cmd cancel\n"); + status = wait_event_interruptible_timeout(adapter->cmd_wait_q.wait, + *(cmd_queued->condition), + (12 * HZ)); + if (status <= 0) { + dev_err(adapter->dev, "cmd_wait_q terminated: %d\n", status); + mwifiex_cancel_all_pending_cmd(adapter); + return status; } + + status = adapter->cmd_wait_q.status; adapter->cmd_wait_q.status = 0; return status; @@ -102,7 +98,7 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, } else { /* Multicast */ priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE; - if (mcast_list->mode == MWIFIEX_MULTICAST_MODE) { + if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) { dev_dbg(priv->adapter->dev, "info: Enabling All Multicast!\n"); priv->curr_pkt_filter |= @@ -110,34 +106,23 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, } else { priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE; - if (mcast_list->num_multicast_addr) { - dev_dbg(priv->adapter->dev, - "info: Set multicast list=%d\n", - mcast_list->num_multicast_addr); - /* Set multicast addresses to firmware */ - if (old_pkt_filter == priv->curr_pkt_filter) { - /* Send request to firmware */ - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_MAC_MULTICAST_ADR, - HostCmd_ACT_GEN_SET, 0, - mcast_list); - } else { - /* Send request to firmware */ - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_MAC_MULTICAST_ADR, - HostCmd_ACT_GEN_SET, 0, - mcast_list); - } - } + dev_dbg(priv->adapter->dev, + "info: Set multicast list=%d\n", + mcast_list->num_multicast_addr); + /* Send multicast addresses to firmware */ + ret = mwifiex_send_cmd(priv, + HostCmd_CMD_MAC_MULTICAST_ADR, + HostCmd_ACT_GEN_SET, 0, + mcast_list, false); } } dev_dbg(priv->adapter->dev, "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n", old_pkt_filter, priv->curr_pkt_filter); if (old_pkt_filter != priv->curr_pkt_filter) { - ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL, - HostCmd_ACT_GEN_SET, - 0, &priv->curr_pkt_filter); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, + 0, &priv->curr_pkt_filter, false); } return ret; @@ -146,22 +131,39 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, /* * This function fills bss descriptor structure using provided * information. + * beacon_ie buffer is allocated in this function. It is caller's + * responsibility to free the memory. */ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, - u8 *bssid, s32 rssi, u8 *ie_buf, - size_t ie_len, u16 beacon_period, - u16 cap_info_bitmap, u8 band, + struct cfg80211_bss *bss, struct mwifiex_bssdescriptor *bss_desc) { - int ret; + u8 *beacon_ie; + size_t beacon_ie_len; + struct mwifiex_bss_priv *bss_priv = (void *)bss->priv; + const struct cfg80211_bss_ies *ies; + + rcu_read_lock(); + ies = rcu_dereference(bss->ies); + beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC); + beacon_ie_len = ies->len; + bss_desc->timestamp = ies->tsf; + rcu_read_unlock(); + + if (!beacon_ie) { + dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); + return -ENOMEM; + } - memcpy(bss_desc->mac_address, bssid, ETH_ALEN); - bss_desc->rssi = rssi; - bss_desc->beacon_buf = ie_buf; - bss_desc->beacon_buf_size = ie_len; - bss_desc->beacon_period = beacon_period; - bss_desc->cap_info_bitmap = cap_info_bitmap; - bss_desc->bss_band = band; + memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN); + bss_desc->rssi = bss->signal; + /* The caller of this function will free beacon_ie */ + bss_desc->beacon_buf = beacon_ie; + bss_desc->beacon_buf_size = beacon_ie_len; + bss_desc->beacon_period = bss->beacon_interval; + bss_desc->cap_info_bitmap = bss->capability; + bss_desc->bss_band = bss_priv->band; + bss_desc->fw_tsf = bss_priv->fw_tsf; if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) { dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n"); bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP; @@ -173,10 +175,80 @@ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, else bss_desc->bss_mode = NL80211_IFTYPE_STATION; - ret = mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc, - ie_buf, ie_len); + /* Disable 11ac by default. Enable it only where there + * exist VHT_CAP IE in AP beacon + */ + bss_desc->disable_11ac = true; - return ret; + if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT) + bss_desc->sensed_11h = true; + + return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc); +} + +void mwifiex_dnld_txpwr_table(struct mwifiex_private *priv) +{ + if (priv->adapter->dt_node) { + char txpwr[] = {"marvell,00_txpwrlimit"}; + + memcpy(&txpwr[8], priv->adapter->country_code, 2); + mwifiex_dnld_dt_cfgdata(priv, priv->adapter->dt_node, txpwr); + } +} + +static int mwifiex_process_country_ie(struct mwifiex_private *priv, + struct cfg80211_bss *bss) +{ + const u8 *country_ie; + u8 country_ie_len; + struct mwifiex_802_11d_domain_reg *domain_info = + &priv->adapter->domain_reg; + + rcu_read_lock(); + country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); + if (!country_ie) { + rcu_read_unlock(); + return 0; + } + + country_ie_len = country_ie[1]; + if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) { + rcu_read_unlock(); + return 0; + } + + if (!strncmp(priv->adapter->country_code, &country_ie[2], 2)) { + rcu_read_unlock(); + wiphy_dbg(priv->wdev->wiphy, + "11D: skip setting domain info in FW\n"); + return 0; + } + memcpy(priv->adapter->country_code, &country_ie[2], 2); + + domain_info->country_code[0] = country_ie[2]; + domain_info->country_code[1] = country_ie[3]; + domain_info->country_code[2] = ' '; + + country_ie_len -= IEEE80211_COUNTRY_STRING_LEN; + + domain_info->no_of_triplet = + country_ie_len / sizeof(struct ieee80211_country_ie_triplet); + + memcpy((u8 *)domain_info->triplet, + &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len); + + rcu_read_unlock(); + + if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, + HostCmd_ACT_GEN_SET, 0, NULL, false)) { + wiphy_err(priv->adapter->wiphy, + "11D: setting domain info in FW\n"); + return -1; + } + + mwifiex_dnld_txpwr_table(priv); + + return 0; } /* @@ -185,73 +257,92 @@ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv, * first. */ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, - struct mwifiex_802_11_ssid *req_ssid) + struct cfg80211_ssid *req_ssid) { int ret; struct mwifiex_adapter *adapter = priv->adapter; struct mwifiex_bssdescriptor *bss_desc = NULL; - u8 *beacon_ie = NULL; priv->scan_block = false; if (bss) { + mwifiex_process_country_ie(priv, bss); + /* Allocate and fill new bss descriptor */ bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor), - GFP_KERNEL); - if (!bss_desc) { - dev_err(priv->adapter->dev, " failed to alloc bss_desc\n"); - return -ENOMEM; - } - - beacon_ie = kmemdup(bss->information_elements, - bss->len_beacon_ies, GFP_KERNEL); - if (!beacon_ie) { - kfree(bss_desc); - dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n"); + GFP_KERNEL); + if (!bss_desc) return -ENOMEM; - } - ret = mwifiex_fill_new_bss_desc(priv, bss->bssid, bss->signal, - beacon_ie, bss->len_beacon_ies, - bss->beacon_interval, - bss->capability, - *(u8 *)bss->priv, bss_desc); + ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc); if (ret) goto done; } - if (priv->bss_mode == NL80211_IFTYPE_STATION) { - /* Infra mode */ + if (priv->bss_mode == NL80211_IFTYPE_STATION || + priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) { + u8 config_bands; + ret = mwifiex_deauthenticate(priv, NULL); if (ret) goto done; + if (!bss_desc) + return -1; + + if (mwifiex_band_to_radio_type(bss_desc->bss_band) == + HostCmd_SCAN_RADIO_TYPE_BG) + config_bands = BAND_B | BAND_G | BAND_GN; + else + config_bands = BAND_A | BAND_AN | BAND_AAC; + + if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) + adapter->config_bands = config_bands; + ret = mwifiex_check_network_compatibility(priv, bss_desc); if (ret) goto done; + if (mwifiex_11h_get_csa_closed_channel(priv) == + (u8)bss_desc->channel) { + dev_err(adapter->dev, + "Attempt to reconnect on csa closed chan(%d)\n", + bss_desc->channel); + goto done; + } + dev_dbg(adapter->dev, "info: SSID found in scan list ... " "associating...\n"); - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, adapter); + if (netif_carrier_ok(priv->netdev)) + netif_carrier_off(priv->netdev); /* Clear any past association response stored for * application retrieval */ priv->assoc_rsp_size = 0; ret = mwifiex_associate(priv, bss_desc); + + /* If auth type is auto and association fails using open mode, + * try to connect using shared mode */ + if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG && + priv->sec_info.is_authtype_auto && + priv->sec_info.wep_enabled) { + priv->sec_info.authentication_mode = + NL80211_AUTHTYPE_SHARED_KEY; + ret = mwifiex_associate(priv, bss_desc); + } + if (bss) - cfg80211_put_bss(bss); + cfg80211_put_bss(priv->adapter->wiphy, bss); } else { /* Adhoc mode */ /* If the requested SSID matches current SSID, return */ if (bss_desc && bss_desc->ssid.ssid_len && - (!mwifiex_ssid_cmp - (&priv->curr_bss_params.bss_descriptor.ssid, - &bss_desc->ssid))) { - kfree(bss_desc); - kfree(beacon_ie); - return 0; + (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor. + ssid, &bss_desc->ssid))) { + ret = 0; + goto done; } /* Exit Adhoc mode first */ @@ -264,15 +355,16 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, ret = mwifiex_check_network_compatibility(priv, bss_desc); - if (!netif_queue_stopped(priv->netdev)) - netif_stop_queue(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, adapter); + if (netif_carrier_ok(priv->netdev)) + netif_carrier_off(priv->netdev); if (!ret) { dev_dbg(adapter->dev, "info: network found in scan" " list. Joining...\n"); ret = mwifiex_adhoc_join(priv, bss_desc); if (bss) - cfg80211_put_bss(bss); + cfg80211_put_bss(priv->adapter->wiphy, bss); } else { dev_dbg(adapter->dev, "info: Network not found in " "the list, creating adhoc with ssid = %s\n", @@ -282,8 +374,12 @@ int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, } done: + /* beacon_ie buffer was allocated in function + * mwifiex_fill_new_bss_desc(). Free it now. + */ + if (bss_desc) + kfree(bss_desc->beacon_buf); kfree(bss_desc); - kfree(beacon_ie); return ret; } @@ -313,7 +409,7 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, break; } if (hs_cfg->is_invoke_hostcmd) { - if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL) { + if (hs_cfg->conditions == HS_CFG_CANCEL) { if (!adapter->is_hs_configured) /* Already cancelled */ break; @@ -329,30 +425,26 @@ static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action, if (hs_cfg->gap) adapter->hs_cfg.gap = (u8)hs_cfg->gap; } else if (adapter->hs_cfg.conditions == - cpu_to_le32( - HOST_SLEEP_CFG_CANCEL)) { + cpu_to_le32(HS_CFG_CANCEL)) { /* Return failure if no parameters for HS enable */ status = -1; break; } - if (cmd_type == MWIFIEX_SYNC_CMD) - status = mwifiex_send_cmd_sync(priv, - HostCmd_CMD_802_11_HS_CFG_ENH, - HostCmd_ACT_GEN_SET, 0, - &adapter->hs_cfg); - else - status = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_HS_CFG_ENH, - HostCmd_ACT_GEN_SET, 0, - &adapter->hs_cfg); - if (hs_cfg->conditions == HOST_SLEEP_CFG_CANCEL) + + status = mwifiex_send_cmd(priv, + HostCmd_CMD_802_11_HS_CFG_ENH, + HostCmd_ACT_GEN_SET, 0, + &adapter->hs_cfg, + cmd_type == MWIFIEX_SYNC_CMD); + + if (hs_cfg->conditions == HS_CFG_CANCEL) /* Restore previous condition */ adapter->hs_cfg.conditions = cpu_to_le32(prev_cond); } else { adapter->hs_cfg.conditions = - cpu_to_le32(hs_cfg->conditions); + cpu_to_le32(hs_cfg->conditions); adapter->hs_cfg.gpio = (u8)hs_cfg->gpio; adapter->hs_cfg.gap = (u8)hs_cfg->gap; } @@ -380,7 +472,7 @@ int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type) { struct mwifiex_ds_hs_cfg hscfg; - hscfg.conditions = HOST_SLEEP_CFG_CANCEL; + hscfg.conditions = HS_CFG_CANCEL; hscfg.is_invoke_hostcmd = true; return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET, @@ -397,27 +489,44 @@ EXPORT_SYMBOL_GPL(mwifiex_cancel_hs); int mwifiex_enable_hs(struct mwifiex_adapter *adapter) { struct mwifiex_ds_hs_cfg hscfg; + struct mwifiex_private *priv; + int i; + + if (disconnect_on_suspend) { + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (priv) + mwifiex_deauthenticate(priv, NULL); + } + } if (adapter->hs_activated) { - dev_dbg(adapter->dev, "cmd: HS Already actived\n"); + dev_dbg(adapter->dev, "cmd: HS Already activated\n"); return true; } adapter->hs_activate_wait_q_woken = false; - memset(&hscfg, 0, sizeof(struct mwifiex_hs_config_param)); + memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg)); hscfg.is_invoke_hostcmd = true; + adapter->hs_enabling = true; + mwifiex_cancel_all_pending_cmd(adapter); + if (mwifiex_set_hs_params(mwifiex_get_priv(adapter, - MWIFIEX_BSS_ROLE_STA), + MWIFIEX_BSS_ROLE_STA), HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD, &hscfg)) { dev_err(adapter->dev, "IOCTL request HS enable failed\n"); return false; } - wait_event_interruptible(adapter->hs_activate_wait_q, - adapter->hs_activate_wait_q_woken); + if (wait_event_interruptible_timeout(adapter->hs_activate_wait_q, + adapter->hs_activate_wait_q_woken, + (10 * HZ)) <= 0) { + dev_err(adapter->dev, "hs_activate_wait_q terminated\n"); + return false; + } return true; } @@ -442,14 +551,14 @@ int mwifiex_get_bss_info(struct mwifiex_private *priv, info->bss_mode = priv->bss_mode; - memcpy(&info->ssid, &bss_desc->ssid, - sizeof(struct mwifiex_802_11_ssid)); + memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid)); memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN); info->bss_chan = bss_desc->channel; - info->region_code = adapter->region_code; + memcpy(info->country_code, adapter->country_code, + IEEE80211_COUNTRY_STRING_LEN); info->media_connected = priv->media_connected; @@ -460,7 +569,7 @@ int mwifiex_get_bss_info(struct mwifiex_private *priv, info->bcn_nf_last = priv->bcn_nf_last; - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_ENABLED) + if (priv->sec_info.wep_enabled) info->wep_status = true; else info->wep_status = false; @@ -472,67 +581,6 @@ int mwifiex_get_bss_info(struct mwifiex_private *priv, } /* - * The function sets band configurations. - * - * it performs extra checks to make sure the Ad-Hoc - * band and channel are compatible. Otherwise it returns an error. - * - */ -int mwifiex_set_radio_band_cfg(struct mwifiex_private *priv, - struct mwifiex_ds_band_cfg *radio_cfg) -{ - struct mwifiex_adapter *adapter = priv->adapter; - u8 infra_band, adhoc_band; - u32 adhoc_channel; - - infra_band = (u8) radio_cfg->config_bands; - adhoc_band = (u8) radio_cfg->adhoc_start_band; - adhoc_channel = radio_cfg->adhoc_channel; - - /* SET Infra band */ - if ((infra_band | adapter->fw_bands) & ~adapter->fw_bands) - return -1; - - adapter->config_bands = infra_band; - - /* SET Ad-hoc Band */ - if ((adhoc_band | adapter->fw_bands) & ~adapter->fw_bands) - return -1; - - if (adhoc_band) - adapter->adhoc_start_band = adhoc_band; - adapter->chan_offset = (u8) radio_cfg->sec_chan_offset; - /* - * If no adhoc_channel is supplied verify if the existing adhoc - * channel compiles with new adhoc_band - */ - if (!adhoc_channel) { - if (!mwifiex_get_cfp_by_band_and_channel_from_cfg80211 - (priv, adapter->adhoc_start_band, - priv->adhoc_channel)) { - /* Pass back the default channel */ - radio_cfg->adhoc_channel = DEFAULT_AD_HOC_CHANNEL; - if ((adapter->adhoc_start_band & BAND_A) - || (adapter->adhoc_start_band & BAND_AN)) - radio_cfg->adhoc_channel = - DEFAULT_AD_HOC_CHANNEL_A; - } - } else { /* Retrurn error if adhoc_band and - adhoc_channel combination is invalid */ - if (!mwifiex_get_cfp_by_band_and_channel_from_cfg80211 - (priv, adapter->adhoc_start_band, (u16) adhoc_channel)) - return -1; - priv->adhoc_channel = (u8) adhoc_channel; - } - if ((adhoc_band & BAND_GN) || (adhoc_band & BAND_AN)) - adapter->adhoc_11n_enabled = true; - else - adapter->adhoc_11n_enabled = false; - - return 0; -} - -/* * The function disables auto deep sleep mode. */ int mwifiex_disable_auto_ds(struct mwifiex_private *priv) @@ -541,303 +589,30 @@ int mwifiex_disable_auto_ds(struct mwifiex_private *priv) auto_ds.auto_ds = DEEP_SLEEP_OFF; - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, - DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, + DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds, true); } EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds); /* - * IOCTL request handler to set/get active channel. - * - * This function performs validity checking on channel/frequency - * compatibility and returns failure if not valid. - */ -int mwifiex_bss_set_channel(struct mwifiex_private *priv, - struct mwifiex_chan_freq_power *chan) -{ - struct mwifiex_adapter *adapter = priv->adapter; - struct mwifiex_chan_freq_power *cfp = NULL; - - if (!chan) - return -1; - - if (!chan->channel && !chan->freq) - return -1; - if (adapter->adhoc_start_band & BAND_AN) - adapter->adhoc_start_band = BAND_G | BAND_B | BAND_GN; - else if (adapter->adhoc_start_band & BAND_A) - adapter->adhoc_start_band = BAND_G | BAND_B; - if (chan->channel) { - if (chan->channel <= MAX_CHANNEL_BAND_BG) - cfp = mwifiex_get_cfp_by_band_and_channel_from_cfg80211 - (priv, 0, (u16) chan->channel); - if (!cfp) { - cfp = mwifiex_get_cfp_by_band_and_channel_from_cfg80211 - (priv, BAND_A, (u16) chan->channel); - if (cfp) { - if (adapter->adhoc_11n_enabled) - adapter->adhoc_start_band = BAND_A - | BAND_AN; - else - adapter->adhoc_start_band = BAND_A; - } - } - } else { - if (chan->freq <= MAX_FREQUENCY_BAND_BG) - cfp = mwifiex_get_cfp_by_band_and_freq_from_cfg80211( - priv, 0, chan->freq); - if (!cfp) { - cfp = mwifiex_get_cfp_by_band_and_freq_from_cfg80211 - (priv, BAND_A, chan->freq); - if (cfp) { - if (adapter->adhoc_11n_enabled) - adapter->adhoc_start_band = BAND_A - | BAND_AN; - else - adapter->adhoc_start_band = BAND_A; - } - } - } - if (!cfp || !cfp->channel) { - dev_err(adapter->dev, "invalid channel/freq\n"); - return -1; - } - priv->adhoc_channel = (u8) cfp->channel; - chan->channel = cfp->channel; - chan->freq = cfp->freq; - - return 0; -} - -/* - * IOCTL request handler to set/get Ad-Hoc channel. - * - * This function prepares the correct firmware command and - * issues it to set or get the ad-hoc channel. - */ -static int mwifiex_bss_ioctl_ibss_channel(struct mwifiex_private *priv, - u16 action, u16 *channel) -{ - if (action == HostCmd_ACT_GEN_GET) { - if (!priv->media_connected) { - *channel = priv->adhoc_channel; - return 0; - } - } else { - priv->adhoc_channel = (u8) *channel; - } - - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_RF_CHANNEL, - action, 0, channel); -} - -/* - * IOCTL request handler to change Ad-Hoc channel. - * - * This function allocates the IOCTL request buffer, fills it - * with requisite parameters and calls the IOCTL handler. - * - * The function follows the following steps to perform the change - - * - Get current IBSS information - * - Get current channel - * - If no change is required, return - * - If not connected, change channel and return - * - If connected, - * - Disconnect - * - Change channel - * - Perform specific SSID scan with same SSID - * - Start/Join the IBSS - */ -int -mwifiex_drv_change_adhoc_chan(struct mwifiex_private *priv, int channel) -{ - int ret; - struct mwifiex_bss_info bss_info; - struct mwifiex_ssid_bssid ssid_bssid; - u16 curr_chan = 0; - struct cfg80211_bss *bss = NULL; - struct ieee80211_channel *chan; - enum ieee80211_band band; - - memset(&bss_info, 0, sizeof(bss_info)); - - /* Get BSS information */ - if (mwifiex_get_bss_info(priv, &bss_info)) - return -1; - - /* Get current channel */ - ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_GET, - &curr_chan); - - if (curr_chan == channel) { - ret = 0; - goto done; - } - dev_dbg(priv->adapter->dev, "cmd: updating channel from %d to %d\n", - curr_chan, channel); - - if (!bss_info.media_connected) { - ret = 0; - goto done; - } - - /* Do disonnect */ - memset(&ssid_bssid, 0, ETH_ALEN); - ret = mwifiex_deauthenticate(priv, ssid_bssid.bssid); - - ret = mwifiex_bss_ioctl_ibss_channel(priv, HostCmd_ACT_GEN_SET, - (u16 *) &channel); - - /* Do specific SSID scanning */ - if (mwifiex_request_scan(priv, &bss_info.ssid)) { - ret = -1; - goto done; - } - - band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); - chan = __ieee80211_get_channel(priv->wdev->wiphy, - ieee80211_channel_to_frequency(channel, band)); - - /* Find the BSS we want using available scan results */ - bss = cfg80211_get_bss(priv->wdev->wiphy, chan, bss_info.bssid, - bss_info.ssid.ssid, bss_info.ssid.ssid_len, - WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); - if (!bss) - wiphy_warn(priv->wdev->wiphy, "assoc: bss %pM not in scan results\n", - bss_info.bssid); - - ret = mwifiex_bss_start(priv, bss, &bss_info.ssid); -done: - return ret; -} - -/* - * IOCTL request handler to get rate. - * - * This function prepares the correct firmware command and - * issues it to get the current rate if it is connected, - * otherwise, the function returns the lowest supported rate - * for the band. - */ -static int mwifiex_rate_ioctl_get_rate_value(struct mwifiex_private *priv, - struct mwifiex_rate_cfg *rate_cfg) -{ - rate_cfg->is_rate_auto = priv->is_data_rate_auto; - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, - HostCmd_ACT_GEN_GET, 0, NULL); -} - -/* - * IOCTL request handler to set rate. - * - * This function prepares the correct firmware command and - * issues it to set the current rate. - * - * The function also performs validation checking on the supplied value. - */ -static int mwifiex_rate_ioctl_set_rate_value(struct mwifiex_private *priv, - struct mwifiex_rate_cfg *rate_cfg) -{ - u8 rates[MWIFIEX_SUPPORTED_RATES]; - u8 *rate; - int rate_index, ret; - u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; - u32 i; - struct mwifiex_adapter *adapter = priv->adapter; - - if (rate_cfg->is_rate_auto) { - memset(bitmap_rates, 0, sizeof(bitmap_rates)); - /* Support all HR/DSSS rates */ - bitmap_rates[0] = 0x000F; - /* Support all OFDM rates */ - bitmap_rates[1] = 0x00FF; - /* Support all HT-MCSs rate */ - for (i = 0; i < ARRAY_SIZE(priv->bitmap_rates) - 3; i++) - bitmap_rates[i + 2] = 0xFFFF; - bitmap_rates[9] = 0x3FFF; - } else { - memset(rates, 0, sizeof(rates)); - mwifiex_get_active_data_rates(priv, rates); - rate = rates; - for (i = 0; (rate[i] && i < MWIFIEX_SUPPORTED_RATES); i++) { - dev_dbg(adapter->dev, "info: rate=%#x wanted=%#x\n", - rate[i], rate_cfg->rate); - if ((rate[i] & 0x7f) == (rate_cfg->rate & 0x7f)) - break; - } - if ((i == MWIFIEX_SUPPORTED_RATES) || !rate[i]) { - dev_err(adapter->dev, "fixed data rate %#x is out " - "of range\n", rate_cfg->rate); - return -1; - } - memset(bitmap_rates, 0, sizeof(bitmap_rates)); - - rate_index = mwifiex_data_rate_to_index(rate_cfg->rate); - - /* Only allow b/g rates to be set */ - if (rate_index >= MWIFIEX_RATE_INDEX_HRDSSS0 && - rate_index <= MWIFIEX_RATE_INDEX_HRDSSS3) { - bitmap_rates[0] = 1 << rate_index; - } else { - rate_index -= 1; /* There is a 0x00 in the table */ - if (rate_index >= MWIFIEX_RATE_INDEX_OFDM0 && - rate_index <= MWIFIEX_RATE_INDEX_OFDM7) - bitmap_rates[1] = 1 << (rate_index - - MWIFIEX_RATE_INDEX_OFDM0); - } - } - - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TX_RATE_CFG, - HostCmd_ACT_GEN_SET, 0, bitmap_rates); - - return ret; -} - -/* - * IOCTL request handler to set/get rate. - * - * This function can be used to set/get either the rate value or the - * rate index. - */ -static int mwifiex_rate_ioctl_cfg(struct mwifiex_private *priv, - struct mwifiex_rate_cfg *rate_cfg) -{ - int status; - - if (!rate_cfg) - return -1; - - if (rate_cfg->action == HostCmd_ACT_GEN_GET) - status = mwifiex_rate_ioctl_get_rate_value(priv, rate_cfg); - else - status = mwifiex_rate_ioctl_set_rate_value(priv, rate_cfg); - - return status; -} - -/* * Sends IOCTL request to get the data rate. * * This function allocates the IOCTL request buffer, fills it * with requisite parameters and calls the IOCTL handler. */ -int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, - struct mwifiex_rate_cfg *rate) +int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate) { int ret; - memset(rate, 0, sizeof(struct mwifiex_rate_cfg)); - rate->action = HostCmd_ACT_GEN_GET; - ret = mwifiex_rate_ioctl_cfg(priv, rate); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_TX_RATE_QUERY, + HostCmd_ACT_GEN_GET, 0, NULL, true); if (!ret) { - if (rate->is_rate_auto) - rate->rate = mwifiex_index_to_data_rate(priv->tx_rate, - priv->tx_htinfo); + if (priv->is_data_rate_auto) + *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate, + priv->tx_htinfo); else - rate->rate = priv->data_rate; - } else { - ret = -1; + *rate = priv->data_rate; } return ret; @@ -870,30 +645,28 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, if ((dbm < priv->min_tx_power_level) || (dbm > priv->max_tx_power_level)) { dev_err(priv->adapter->dev, "txpower value %d dBm" - " is out of range (%d dBm-%d dBm)\n", - dbm, priv->min_tx_power_level, - priv->max_tx_power_level); + " is out of range (%d dBm-%d dBm)\n", + dbm, priv->min_tx_power_level, + priv->max_tx_power_level); return -1; } } buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL); - if (!buf) { - dev_err(priv->adapter->dev, "%s: failed to alloc cmd buffer\n", - __func__); + if (!buf) return -ENOMEM; - } txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf; txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET); if (!power_cfg->is_power_auto) { txp_cfg->mode = cpu_to_le32(1); - pg_tlv = (struct mwifiex_types_power_group *) (buf + - sizeof(struct host_cmd_ds_txpwr_cfg)); - pg_tlv->type = TLV_TYPE_POWER_GROUP; - pg_tlv->length = 4 * sizeof(struct mwifiex_power_group); - pg = (struct mwifiex_power_group *) (buf + - sizeof(struct host_cmd_ds_txpwr_cfg) + - sizeof(struct mwifiex_types_power_group)); + pg_tlv = (struct mwifiex_types_power_group *) + (buf + sizeof(struct host_cmd_ds_txpwr_cfg)); + pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP); + pg_tlv->length = + cpu_to_le16(4 * sizeof(struct mwifiex_power_group)); + pg = (struct mwifiex_power_group *) + (buf + sizeof(struct host_cmd_ds_txpwr_cfg) + + sizeof(struct mwifiex_types_power_group)); /* Power group for modulation class HR/DSSS */ pg->first_rate_code = 0x00; pg->last_rate_code = 0x03; @@ -928,8 +701,8 @@ int mwifiex_set_tx_power(struct mwifiex_private *priv, pg->power_max = (s8) dbm; pg->ht_bandwidth = HT_BW_40; } - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG, - HostCmd_ACT_GEN_SET, 0, buf); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_TXPWR_CFG, + HostCmd_ACT_GEN_SET, 0, buf, true); kfree(buf); return ret; @@ -952,12 +725,11 @@ int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode) else adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM; sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS; - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH, - sub_cmd, BITMAP_STA_PS, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, + sub_cmd, BITMAP_STA_PS, NULL, true); if ((!ret) && (sub_cmd == DIS_AUTO_PS)) - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_PS_MODE_ENH, GET_PS, - 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_PS_MODE_ENH, + GET_PS, 0, NULL, false); return ret; } @@ -981,9 +753,9 @@ static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv, memcpy(priv->wpa_ie, ie_data_ptr, ie_len); priv->wpa_ie_len = (u8) ie_len; dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n", - priv->wpa_ie_len, priv->wpa_ie[0]); + priv->wpa_ie_len, priv->wpa_ie[0]); - if (priv->wpa_ie[0] == WLAN_EID_WPA) { + if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) { priv->sec_info.wpa_enabled = true; } else if (priv->wpa_ie[0] == WLAN_EID_RSN) { priv->sec_info.wpa2_enabled = true; @@ -1022,7 +794,7 @@ static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, memcpy(priv->wapi_ie, ie_data_ptr, ie_len); priv->wapi_ie_len = ie_len; dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n", - priv->wapi_ie_len, priv->wapi_ie[0]); + priv->wapi_ie_len, priv->wapi_ie[0]); if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY) priv->sec_info.wapi_enabled = true; @@ -1038,6 +810,40 @@ static int mwifiex_set_wapi_ie(struct mwifiex_private *priv, } /* + * IOCTL request handler to set/reset WPS IE. + * + * The supplied WPS IE is treated as a opaque buffer. Only the first field + * is checked to internally enable WPS. If buffer length is zero, the existing + * WPS IE is reset. + */ +static int mwifiex_set_wps_ie(struct mwifiex_private *priv, + u8 *ie_data_ptr, u16 ie_len) +{ + if (ie_len) { + if (ie_len > MWIFIEX_MAX_VSIE_LEN) { + dev_dbg(priv->adapter->dev, + "info: failed to copy WPS IE, too big\n"); + return -1; + } + + priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL); + if (!priv->wps_ie) + return -ENOMEM; + + memcpy(priv->wps_ie, ie_data_ptr, ie_len); + priv->wps_ie_len = ie_len; + dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n", + priv->wps_ie_len, priv->wps_ie[0]); + } else { + kfree(priv->wps_ie); + priv->wps_ie_len = ie_len; + dev_dbg(priv->adapter->dev, + "info: Reset wps_ie_len=%d\n", priv->wps_ie_len); + } + return 0; +} + +/* * IOCTL request handler to set WAPI key. * * This function prepares the correct firmware command and @@ -1047,9 +853,9 @@ static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, struct mwifiex_ds_encrypt_key *encrypt_key) { - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL, - HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, - encrypt_key); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, + HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, + encrypt_key, true); } /* @@ -1061,6 +867,7 @@ static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv, static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, struct mwifiex_ds_encrypt_key *encrypt_key) { + struct mwifiex_adapter *adapter = priv->adapter; int ret; struct mwifiex_wep_key *wep_key; int index; @@ -1070,17 +877,24 @@ static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, wep_key = &priv->wep_key[priv->wep_key_curr_index]; index = encrypt_key->key_index; if (encrypt_key->key_disable) { - priv->sec_info.wep_status = MWIFIEX_802_11_WEP_DISABLED; + priv->sec_info.wep_enabled = 0; } else if (!encrypt_key->key_len) { /* Copy the required key as the current key */ wep_key = &priv->wep_key[index]; if (!wep_key->key_length) { - dev_err(priv->adapter->dev, + dev_err(adapter->dev, "key not set, so cannot enable it\n"); return -1; } + + if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) { + memcpy(encrypt_key->key_material, + wep_key->key_material, wep_key->key_length); + encrypt_key->key_len = wep_key->key_length; + } + priv->wep_key_curr_index = (u16) index; - priv->sec_info.wep_status = MWIFIEX_802_11_WEP_ENABLED; + priv->sec_info.wep_enabled = 1; } else { wep_key = &priv->wep_key[index]; memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); @@ -1090,24 +904,35 @@ static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv, encrypt_key->key_len); wep_key->key_index = index; wep_key->key_length = encrypt_key->key_len; - priv->sec_info.wep_status = MWIFIEX_802_11_WEP_ENABLED; + priv->sec_info.wep_enabled = 1; } if (wep_key->key_length) { + void *enc_key; + + if (encrypt_key->key_disable) + memset(&priv->wep_key[index], 0, + sizeof(struct mwifiex_wep_key)); + + if (adapter->fw_key_api_major_ver == FW_KEY_API_VER_MAJOR_V2) + enc_key = encrypt_key; + else + enc_key = NULL; + /* Send request to firmware */ - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_KEY_MATERIAL, - HostCmd_ACT_GEN_SET, 0, NULL); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, + HostCmd_ACT_GEN_SET, 0, enc_key, false); if (ret) return ret; } - if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_ENABLED) + + if (priv->sec_info.wep_enabled) priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE; else priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE; - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL, - HostCmd_ACT_GEN_SET, 0, - &priv->curr_pkt_filter); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_MAC_CONTROL, + HostCmd_ACT_GEN_SET, 0, + &priv->curr_pkt_filter, true); return ret; } @@ -1142,10 +967,9 @@ static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, */ /* Send the key as PTK to firmware */ encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; - ret = mwifiex_send_cmd_async(priv, - HostCmd_CMD_802_11_KEY_MATERIAL, - HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, - encrypt_key); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, + HostCmd_ACT_GEN_SET, + KEY_INFO_ENABLED, encrypt_key, false); if (ret) return ret; @@ -1169,15 +993,13 @@ static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv, encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST; if (remove_key) - ret = mwifiex_send_cmd_sync(priv, - HostCmd_CMD_802_11_KEY_MATERIAL, - HostCmd_ACT_GEN_SET, !(KEY_INFO_ENABLED), - encrypt_key); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, + HostCmd_ACT_GEN_SET, + !KEY_INFO_ENABLED, encrypt_key, true); else - ret = mwifiex_send_cmd_sync(priv, - HostCmd_CMD_802_11_KEY_MATERIAL, - HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED, - encrypt_key); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, + HostCmd_ACT_GEN_SET, + KEY_INFO_ENABLED, encrypt_key, true); return ret; } @@ -1227,57 +1049,43 @@ mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version, } /* - * Sends IOCTL request to get signal information. - * - * This function allocates the IOCTL request buffer, fills it - * with requisite parameters and calls the IOCTL handler. - */ -int mwifiex_get_signal_info(struct mwifiex_private *priv, - struct mwifiex_ds_get_signal *signal) -{ - int status; - - signal->selector = ALL_RSSI_INFO_MASK; - - /* Signal info can be obtained only if connected */ - if (!priv->media_connected) { - dev_dbg(priv->adapter->dev, - "info: Can not get signal in disconnected state\n"); - return -1; - } - - status = mwifiex_send_cmd_sync(priv, HostCmd_CMD_RSSI_INFO, - HostCmd_ACT_GEN_GET, 0, signal); - - if (!status) { - if (signal->selector & BCN_RSSI_AVG_MASK) - priv->qual_level = signal->bcn_rssi_avg; - if (signal->selector & BCN_NF_AVG_MASK) - priv->qual_noise = signal->bcn_nf_avg; - } - - return status; -} - -/* * Sends IOCTL request to set encoding parameters. * * This function allocates the IOCTL request buffer, fills it * with requisite parameters and calls the IOCTL handler. */ -int mwifiex_set_encode(struct mwifiex_private *priv, const u8 *key, - int key_len, u8 key_index, int disable) +int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp, + const u8 *key, int key_len, u8 key_index, + const u8 *mac_addr, int disable) { struct mwifiex_ds_encrypt_key encrypt_key; memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); encrypt_key.key_len = key_len; + encrypt_key.key_index = key_index; + + if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC) + encrypt_key.is_igtk_key = true; + if (!disable) { - encrypt_key.key_index = key_index; if (key_len) memcpy(encrypt_key.key_material, key, key_len); + else + encrypt_key.is_current_wep_key = true; + + if (mac_addr) + memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); + if (kp && kp->seq && kp->seq_len) { + memcpy(encrypt_key.pn, kp->seq, kp->seq_len); + encrypt_key.pn_len = kp->seq_len; + encrypt_key.is_rx_seq_valid = true; + } } else { + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) + return 0; encrypt_key.key_disable = true; + if (mac_addr) + memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN); } return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key); @@ -1295,13 +1103,71 @@ mwifiex_get_ver_ext(struct mwifiex_private *priv) struct mwifiex_ver_ext ver_ext; memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext)); - if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT, - HostCmd_ACT_GEN_GET, 0, &ver_ext)) + if (mwifiex_send_cmd(priv, HostCmd_CMD_VERSION_EXT, + HostCmd_ACT_GEN_GET, 0, &ver_ext, true)) return -1; return 0; } +int +mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action, + struct ieee80211_channel *chan, + unsigned int duration) +{ + struct host_cmd_ds_remain_on_chan roc_cfg; + u8 sc; + + memset(&roc_cfg, 0, sizeof(roc_cfg)); + roc_cfg.action = cpu_to_le16(action); + if (action == HostCmd_ACT_GEN_SET) { + roc_cfg.band_cfg = chan->band; + sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT); + roc_cfg.band_cfg |= (sc << 2); + + roc_cfg.channel = + ieee80211_frequency_to_channel(chan->center_freq); + roc_cfg.duration = cpu_to_le32(duration); + } + if (mwifiex_send_cmd(priv, HostCmd_CMD_REMAIN_ON_CHAN, + action, 0, &roc_cfg, true)) { + dev_err(priv->adapter->dev, "failed to remain on channel\n"); + return -1; + } + + return roc_cfg.status; +} + +int +mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role) +{ + if (GET_BSS_ROLE(priv) == bss_role) { + dev_dbg(priv->adapter->dev, + "info: already in the desired role.\n"); + return 0; + } + + mwifiex_free_priv(priv); + mwifiex_init_priv(priv); + + priv->bss_role = bss_role; + switch (bss_role) { + case MWIFIEX_BSS_ROLE_UAP: + priv->bss_mode = NL80211_IFTYPE_AP; + break; + case MWIFIEX_BSS_ROLE_STA: + case MWIFIEX_BSS_ROLE_ANY: + default: + priv->bss_mode = NL80211_IFTYPE_STATION; + break; + } + + mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, + HostCmd_ACT_GEN_SET, 0, NULL, true); + + return mwifiex_sta_init_cmd(priv, false); +} + /* * Sends IOCTL request to get statistics information. * @@ -1312,8 +1178,8 @@ int mwifiex_get_stats_info(struct mwifiex_private *priv, struct mwifiex_ds_get_stats *log) { - return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG, - HostCmd_ACT_GEN_GET, 0, log); + return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_GET_LOG, + HostCmd_ACT_GEN_GET, 0, log, true); } /* @@ -1355,8 +1221,7 @@ static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv, return -1; } - return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw); - + return mwifiex_send_cmd(priv, cmd_no, action, 0, reg_rw, true); } /* @@ -1421,8 +1286,8 @@ mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes, rd_eeprom.byte_count = cpu_to_le16((u16) bytes); /* Send request to firmware */ - ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, - HostCmd_ACT_GEN_GET, 0, &rd_eeprom); + ret = mwifiex_send_cmd(priv, HostCmd_CMD_802_11_EEPROM_ACCESS, + HostCmd_ACT_GEN_GET, 0, &rd_eeprom, true); if (!ret) memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA); @@ -1453,9 +1318,9 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, } pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; /* Test to see if it is a WPA IE, if not, then it is a gen IE */ - if (((pvendor_ie->element_id == WLAN_EID_WPA) - && (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) - || (pvendor_ie->element_id == WLAN_EID_RSN)) { + if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && + (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) || + (pvendor_ie->element_id == WLAN_EID_RSN)) { /* IE is a WPA/WPA2 IE so call set_wpa function */ ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len); @@ -1478,18 +1343,18 @@ mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr, * wps session flag */ pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr; - if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) - && (!memcmp(pvendor_ie->oui, wps_oui, - sizeof(wps_oui)))) { + if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) && + (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) { priv->wps.session_enable = true; dev_dbg(priv->adapter->dev, "info: WPS Session Enabled.\n"); + ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len); } /* Append the passed data to the end of the genIeBuffer */ memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr, - ie_len); + ie_len); /* Increment the stored buffer length by the size passed */ priv->gen_ie_buf_len += ie_len; @@ -1533,7 +1398,7 @@ static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, return -1; } else { memcpy(adapter->arp_filter, gen_ie->ie_data, - gen_ie->len); + gen_ie->len); adapter->arp_filter_size = gen_ie->len; } break; @@ -1551,7 +1416,7 @@ static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv, * with requisite parameters and calls the IOCTL handler. */ int -mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len) +mwifiex_set_gen_ie(struct mwifiex_private *priv, const u8 *ie, int ie_len) { struct mwifiex_ds_misc_gen_ie gen_ie; diff --git a/drivers/net/wireless/mwifiex/sta_rx.c b/drivers/net/wireless/mwifiex/sta_rx.c index 27430512f7c..8b639d7fe6d 100644 --- a/drivers/net/wireless/mwifiex/sta_rx.c +++ b/drivers/net/wireless/mwifiex/sta_rx.c @@ -17,6 +17,8 @@ * this warranty disclaimer. */ +#include <uapi/linux/ipv6.h> +#include <net/ndisc.h> #include "decl.h" #include "ioctl.h" #include "util.h" @@ -25,6 +27,46 @@ #include "11n_aggr.h" #include "11n_rxreorder.h" +/* This function checks if a frame is IPv4 ARP or IPv6 Neighbour advertisement + * frame. If frame has both source and destination mac address as same, this + * function drops such gratuitous frames. + */ +static bool +mwifiex_discard_gratuitous_arp(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + const struct mwifiex_arp_eth_header *arp; + struct ethhdr *eth; + struct ipv6hdr *ipv6; + struct icmp6hdr *icmpv6; + + eth = (struct ethhdr *)skb->data; + switch (ntohs(eth->h_proto)) { + case ETH_P_ARP: + arp = (void *)(skb->data + sizeof(struct ethhdr)); + if (arp->hdr.ar_op == htons(ARPOP_REPLY) || + arp->hdr.ar_op == htons(ARPOP_REQUEST)) { + if (!memcmp(arp->ar_sip, arp->ar_tip, 4)) + return true; + } + break; + case ETH_P_IPV6: + ipv6 = (void *)(skb->data + sizeof(struct ethhdr)); + icmpv6 = (void *)(skb->data + sizeof(struct ethhdr) + + sizeof(struct ipv6hdr)); + if (NDISC_NEIGHBOUR_ADVERTISEMENT == icmpv6->icmp6_type) { + if (!memcmp(&ipv6->saddr, &ipv6->daddr, + sizeof(struct in6_addr))) + return true; + } + break; + default: + break; + } + + return false; +} + /* * This function processes the received packet and forwards it * to kernel/upper layer. @@ -38,25 +80,29 @@ * * The completion callback is called after processing in complete. */ -int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb) { int ret; - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); - struct mwifiex_private *priv = adapter->priv[rx_info->bss_index]; struct rx_packet_hdr *rx_pkt_hdr; struct rxpd *local_rx_pd; int hdr_chop; - struct ethhdr *eth_hdr; - u8 rfc1042_eth_hdr[ETH_ALEN] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; + struct ethhdr *eth; + u16 rx_pkt_off, rx_pkt_len; + u8 *offset; local_rx_pd = (struct rxpd *) (skb->data); - rx_pkt_hdr = (struct rx_packet_hdr *) ((u8 *) local_rx_pd + - local_rx_pd->rx_pkt_offset); + rx_pkt_off = le16_to_cpu(local_rx_pd->rx_pkt_offset); + rx_pkt_len = le16_to_cpu(local_rx_pd->rx_pkt_length); + rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_off; - if (!memcmp(&rx_pkt_hdr->rfc1042_hdr, - rfc1042_eth_hdr, sizeof(rfc1042_eth_hdr))) { + if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, + sizeof(bridge_tunnel_header))) || + (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, + sizeof(rfc1042_header)) && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) { /* * Replace the 803 header and rfc1042 header (llc/snap) with an * EthernetII header, keep the src/dst and snap_type @@ -66,7 +112,7 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, * To create the Ethernet II, just move the src, dst address * right before the snap_type. */ - eth_hdr = (struct ethhdr *) + eth = (struct ethhdr *) ((u8 *) &rx_pkt_hdr->eth803_hdr + sizeof(rx_pkt_hdr->eth803_hdr) + sizeof(rx_pkt_hdr->rfc1042_hdr) @@ -74,14 +120,14 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, - sizeof(rx_pkt_hdr->eth803_hdr.h_source) - sizeof(rx_pkt_hdr->rfc1042_hdr.snap_type)); - memcpy(eth_hdr->h_source, rx_pkt_hdr->eth803_hdr.h_source, - sizeof(eth_hdr->h_source)); - memcpy(eth_hdr->h_dest, rx_pkt_hdr->eth803_hdr.h_dest, - sizeof(eth_hdr->h_dest)); + memcpy(eth->h_source, rx_pkt_hdr->eth803_hdr.h_source, + sizeof(eth->h_source)); + memcpy(eth->h_dest, rx_pkt_hdr->eth803_hdr.h_dest, + sizeof(eth->h_dest)); /* Chop off the rxpd + the excess memory from the 802.2/llc/snap header that was removed. */ - hdr_chop = (u8 *) eth_hdr - (u8 *) local_rx_pd; + hdr_chop = (u8 *) eth - (u8 *) local_rx_pd; } else { /* Chop off the rxpd */ hdr_chop = (u8 *) &rx_pkt_hdr->eth803_hdr - @@ -92,13 +138,26 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, either the reconstructed EthII frame or the 802.2/llc/snap frame */ skb_pull(skb, hdr_chop); + if (priv->hs2_enabled && + mwifiex_discard_gratuitous_arp(priv, skb)) { + dev_dbg(priv->adapter->dev, "Bypassed Gratuitous ARP\n"); + dev_kfree_skb_any(skb); + return 0; + } + + if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + ntohs(rx_pkt_hdr->eth803_hdr.h_proto) == ETH_P_TDLS) { + offset = (u8 *)local_rx_pd + rx_pkt_off; + mwifiex_process_tdls_action_frame(priv, offset, rx_pkt_len); + } + priv->rxpd_rate = local_rx_pd->rx_rate; priv->rxpd_htinfo = local_rx_pd->ht_info; - ret = mwifiex_recv_packet(adapter, skb); + ret = mwifiex_recv_packet(priv, skb); if (ret == -1) - dev_err(adapter->dev, "recv packet failed\n"); + dev_err(priv->adapter->dev, "recv packet failed\n"); return ret; } @@ -115,86 +174,81 @@ int mwifiex_process_rx_packet(struct mwifiex_adapter *adapter, * * The completion callback is called after processing in complete. */ -int mwifiex_process_sta_rx_packet(struct mwifiex_adapter *adapter, +int mwifiex_process_sta_rx_packet(struct mwifiex_private *priv, struct sk_buff *skb) { + struct mwifiex_adapter *adapter = priv->adapter; int ret = 0; struct rxpd *local_rx_pd; - struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); struct rx_packet_hdr *rx_pkt_hdr; u8 ta[ETH_ALEN]; - u16 rx_pkt_type; - struct mwifiex_private *priv = adapter->priv[rx_info->bss_index]; + u16 rx_pkt_type, rx_pkt_offset, rx_pkt_length, seq_num; + struct mwifiex_sta_node *sta_ptr; local_rx_pd = (struct rxpd *) (skb->data); - rx_pkt_type = local_rx_pd->rx_pkt_type; + rx_pkt_type = le16_to_cpu(local_rx_pd->rx_pkt_type); + rx_pkt_offset = le16_to_cpu(local_rx_pd->rx_pkt_offset); + rx_pkt_length = le16_to_cpu(local_rx_pd->rx_pkt_length); + seq_num = le16_to_cpu(local_rx_pd->seq_num); - rx_pkt_hdr = (struct rx_packet_hdr *) ((u8 *) local_rx_pd + - local_rx_pd->rx_pkt_offset); + rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_offset; - if ((local_rx_pd->rx_pkt_offset + local_rx_pd->rx_pkt_length) > - (u16) skb->len) { - dev_err(adapter->dev, "wrong rx packet: len=%d," - " rx_pkt_offset=%d, rx_pkt_length=%d\n", skb->len, - local_rx_pd->rx_pkt_offset, local_rx_pd->rx_pkt_length); + if ((rx_pkt_offset + rx_pkt_length) > (u16) skb->len) { + dev_err(adapter->dev, + "wrong rx packet: len=%d, rx_pkt_offset=%d, rx_pkt_length=%d\n", + skb->len, rx_pkt_offset, rx_pkt_length); priv->stats.rx_dropped++; dev_kfree_skb_any(skb); return ret; } - if (local_rx_pd->rx_pkt_type == PKT_TYPE_AMSDU) { - struct sk_buff_head list; - struct sk_buff *rx_skb; - - __skb_queue_head_init(&list); - - skb_pull(skb, local_rx_pd->rx_pkt_offset); - skb_trim(skb, local_rx_pd->rx_pkt_length); - - ieee80211_amsdu_to_8023s(skb, &list, priv->curr_addr, - priv->wdev->iftype, 0, false); - - while (!skb_queue_empty(&list)) { - rx_skb = __skb_dequeue(&list); - ret = mwifiex_recv_packet(adapter, rx_skb); - if (ret == -1) - dev_err(adapter->dev, "Rx of A-MSDU failed"); - } - return 0; + if (rx_pkt_type == PKT_TYPE_MGMT) { + ret = mwifiex_process_mgmt_packet(priv, skb); + if (ret) + dev_err(adapter->dev, "Rx of mgmt packet failed"); + dev_kfree_skb_any(skb); + return ret; } /* * If the packet is not an unicast packet then send the packet * directly to os. Don't pass thru rx reordering */ - if (!IS_11N_ENABLED(priv) || - memcmp(priv->curr_addr, rx_pkt_hdr->eth803_hdr.h_dest, ETH_ALEN)) { - mwifiex_process_rx_packet(adapter, skb); + if ((!IS_11N_ENABLED(priv) && + !(ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + !(local_rx_pd->flags & MWIFIEX_RXPD_FLAGS_TDLS_PACKET))) || + !ether_addr_equal_unaligned(priv->curr_addr, rx_pkt_hdr->eth803_hdr.h_dest)) { + mwifiex_process_rx_packet(priv, skb); return ret; } - if (mwifiex_queuing_ra_based(priv)) { + if (mwifiex_queuing_ra_based(priv) || + (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + local_rx_pd->flags & MWIFIEX_RXPD_FLAGS_TDLS_PACKET)) { memcpy(ta, rx_pkt_hdr->eth803_hdr.h_source, ETH_ALEN); + if (local_rx_pd->flags & MWIFIEX_RXPD_FLAGS_TDLS_PACKET && + local_rx_pd->priority < MAX_NUM_TID) { + sta_ptr = mwifiex_get_sta_entry(priv, ta); + if (sta_ptr) + sta_ptr->rx_seq[local_rx_pd->priority] = + le16_to_cpu(local_rx_pd->seq_num); + } } else { if (rx_pkt_type != PKT_TYPE_BAR) - priv->rx_seq[local_rx_pd->priority] = - local_rx_pd->seq_num; + priv->rx_seq[local_rx_pd->priority] = seq_num; memcpy(ta, priv->curr_bss_params.bss_descriptor.mac_address, ETH_ALEN); } /* Reorder and send to OS */ - ret = mwifiex_11n_rx_reorder_pkt(priv, local_rx_pd->seq_num, - local_rx_pd->priority, ta, - (u8) local_rx_pd->rx_pkt_type, - skb); - - if (ret || (rx_pkt_type == PKT_TYPE_BAR)) { - if (priv && (ret == -1)) - priv->stats.rx_dropped++; + ret = mwifiex_11n_rx_reorder_pkt(priv, seq_num, local_rx_pd->priority, + ta, (u8) rx_pkt_type, skb); + if (ret || (rx_pkt_type == PKT_TYPE_BAR)) dev_kfree_skb_any(skb); - } + + if (ret) + priv->stats.rx_dropped++; return ret; } diff --git a/drivers/net/wireless/mwifiex/sta_tx.c b/drivers/net/wireless/mwifiex/sta_tx.c index d97facd70e8..70eb863c724 100644 --- a/drivers/net/wireless/mwifiex/sta_tx.c +++ b/drivers/net/wireless/mwifiex/sta_tx.c @@ -48,31 +48,34 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv, struct txpd *local_tx_pd; struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); u8 pad; + u16 pkt_type, pkt_offset; if (!skb->len) { - dev_err(adapter->dev, "Tx: bad packet length: %d\n", - skb->len); + dev_err(adapter->dev, "Tx: bad packet length: %d\n", skb->len); tx_info->status_code = -1; return skb->data; } + pkt_type = mwifiex_is_skb_mgmt_frame(skb) ? PKT_TYPE_MGMT : 0; + /* If skb->data is not aligned; add padding */ pad = (4 - (((void *)skb->data - NULL) & 0x3)) % 4; BUG_ON(skb_headroom(skb) < (sizeof(*local_tx_pd) + INTF_HEADER_LEN - + pad)); + + pad)); skb_push(skb, sizeof(*local_tx_pd) + pad); local_tx_pd = (struct txpd *) skb->data; memset(local_tx_pd, 0, sizeof(struct txpd)); local_tx_pd->bss_num = priv->bss_num; local_tx_pd->bss_type = priv->bss_type; - local_tx_pd->tx_pkt_length = cpu_to_le16((u16) (skb->len - - (sizeof(struct txpd) + pad))); + local_tx_pd->tx_pkt_length = cpu_to_le16((u16)(skb->len - + (sizeof(struct txpd) + + pad))); local_tx_pd->priority = (u8) skb->priority; local_tx_pd->pkt_delay_2ms = - mwifiex_wmm_compute_drv_pkt_delay(priv, skb); + mwifiex_wmm_compute_drv_pkt_delay(priv, skb); if (local_tx_pd->priority < ARRAY_SIZE(priv->wmm.user_pri_pkt_tx_ctrl)) @@ -82,7 +85,7 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv, */ local_tx_pd->tx_control = cpu_to_le32(priv->wmm.user_pri_pkt_tx_ctrl[local_tx_pd-> - priority]); + priority]); if (adapter->pps_uapsd_mode) { if (mwifiex_check_last_packet_indication(priv)) { @@ -92,8 +95,18 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv, } } + if (tx_info->flags & MWIFIEX_BUF_FLAG_TDLS_PKT) + local_tx_pd->flags |= MWIFIEX_TXPD_FLAGS_TDLS_PACKET; + /* Offset of actual data */ - local_tx_pd->tx_pkt_offset = cpu_to_le16(sizeof(struct txpd) + pad); + pkt_offset = sizeof(struct txpd) + pad; + if (pkt_type == PKT_TYPE_MGMT) { + /* Set the packet type and add header for management frame */ + local_tx_pd->tx_pkt_type = cpu_to_le16(pkt_type); + pkt_offset += MWIFIEX_MGMT_FRAME_HEADER_SIZE; + } + + local_tx_pd->tx_pkt_offset = cpu_to_le16(pkt_offset); /* make space for INTF_HEADER_LEN */ skb_push(skb, INTF_HEADER_LEN); @@ -115,6 +128,7 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags) { struct mwifiex_adapter *adapter = priv->adapter; struct txpd *local_tx_pd; + struct mwifiex_tx_param tx_param; /* sizeof(struct txpd) + Interface specific header */ #define NULL_PACKET_HDR 64 u32 data_len = NULL_PACKET_HDR; @@ -136,7 +150,10 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags) return -1; tx_info = MWIFIEX_SKB_TXCB(skb); - tx_info->bss_index = priv->bss_index; + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + tx_info->pkt_len = data_len - (sizeof(struct txpd) + INTF_HEADER_LEN); skb_reserve(skb, sizeof(struct txpd) + INTF_HEADER_LEN); skb_push(skb, sizeof(struct txpd)); @@ -148,10 +165,15 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags) local_tx_pd->bss_num = priv->bss_num; local_tx_pd->bss_type = priv->bss_type; - skb_push(skb, INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb, NULL); + if (adapter->iface_type == MWIFIEX_USB) { + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + skb_push(skb, INTF_HEADER_LEN); + tx_param.next_pkt_len = 0; + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb, &tx_param); + } switch (ret) { case -EBUSY: adapter->data_sent = true; @@ -159,13 +181,13 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags) case -1: dev_kfree_skb_any(skb); dev_err(adapter->dev, "%s: host_to_card failed: ret=%d\n", - __func__, ret); + __func__, ret); adapter->dbg.num_tx_host_to_card_failure++; break; case 0: dev_kfree_skb_any(skb); dev_dbg(adapter->dev, "data: %s: host_to_card succeeded\n", - __func__); + __func__); adapter->tx_lock_flag = true; break; case -EINPROGRESS: @@ -191,8 +213,8 @@ mwifiex_check_last_packet_indication(struct mwifiex_private *priv) if (mwifiex_wmm_lists_empty(adapter)) ret = true; - if (ret && !adapter->cmd_sent && !adapter->curr_cmd - && !is_command_pending(adapter)) { + if (ret && !adapter->cmd_sent && !adapter->curr_cmd && + !is_command_pending(adapter)) { adapter->delay_null_pkt = false; ret = true; } else { diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c new file mode 100644 index 00000000000..0e88364e0c6 --- /dev/null +++ b/drivers/net/wireless/mwifiex/tdls.c @@ -0,0 +1,1103 @@ +/* Marvell Wireless LAN device driver: TDLS handling + * + * Copyright (C) 2014, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available on the worldwide web at + * http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" +#include "wmm.h" +#include "11n.h" +#include "11n_rxreorder.h" +#include "11ac.h" + +#define TDLS_REQ_FIX_LEN 6 +#define TDLS_RESP_FIX_LEN 8 +#define TDLS_CONFIRM_FIX_LEN 6 + +static void mwifiex_restore_tdls_packets(struct mwifiex_private *priv, + const u8 *mac, u8 status) +{ + struct mwifiex_ra_list_tbl *ra_list; + struct list_head *tid_list; + struct sk_buff *skb, *tmp; + struct mwifiex_txinfo *tx_info; + unsigned long flags; + u32 tid; + u8 tid_down; + + dev_dbg(priv->adapter->dev, "%s: %pM\n", __func__, mac); + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags); + + skb_queue_walk_safe(&priv->tdls_txq, skb, tmp) { + if (!ether_addr_equal(mac, skb->data)) + continue; + + __skb_unlink(skb, &priv->tdls_txq); + tx_info = MWIFIEX_SKB_TXCB(skb); + tid = skb->priority; + tid_down = mwifiex_wmm_downgrade_tid(priv, tid); + + if (status == TDLS_SETUP_COMPLETE) { + ra_list = mwifiex_wmm_get_queue_raptr(priv, tid, mac); + ra_list->tdls_link = true; + tx_info->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT; + } else { + tid_list = &priv->wmm.tid_tbl_ptr[tid_down].ra_list; + if (!list_empty(tid_list)) + ra_list = list_first_entry(tid_list, + struct mwifiex_ra_list_tbl, list); + else + ra_list = NULL; + tx_info->flags &= ~MWIFIEX_BUF_FLAG_TDLS_PKT; + } + + if (!ra_list) { + mwifiex_write_data_complete(priv->adapter, skb, 0, -1); + continue; + } + + skb_queue_tail(&ra_list->skb_head, skb); + + ra_list->ba_pkt_count++; + ra_list->total_pkt_count++; + + if (atomic_read(&priv->wmm.highest_queued_prio) < + tos_to_tid_inv[tid_down]) + atomic_set(&priv->wmm.highest_queued_prio, + tos_to_tid_inv[tid_down]); + + atomic_inc(&priv->wmm.tx_pkts_queued); + } + + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); + return; +} + +static void mwifiex_hold_tdls_packets(struct mwifiex_private *priv, + const u8 *mac) +{ + struct mwifiex_ra_list_tbl *ra_list; + struct list_head *ra_list_head; + struct sk_buff *skb, *tmp; + unsigned long flags; + int i; + + dev_dbg(priv->adapter->dev, "%s: %pM\n", __func__, mac); + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags); + + for (i = 0; i < MAX_NUM_TID; i++) { + if (!list_empty(&priv->wmm.tid_tbl_ptr[i].ra_list)) { + ra_list_head = &priv->wmm.tid_tbl_ptr[i].ra_list; + list_for_each_entry(ra_list, ra_list_head, list) { + skb_queue_walk_safe(&ra_list->skb_head, skb, + tmp) { + if (!ether_addr_equal(mac, skb->data)) + continue; + __skb_unlink(skb, &ra_list->skb_head); + atomic_dec(&priv->wmm.tx_pkts_queued); + ra_list->total_pkt_count--; + skb_queue_tail(&priv->tdls_txq, skb); + } + } + } + } + + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); + return; +} + +/* This function appends rate TLV to scan config command. */ +static int +mwifiex_tdls_append_rates_ie(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + u8 rates[MWIFIEX_SUPPORTED_RATES], *pos; + u16 rates_size, supp_rates_size, ext_rates_size; + + memset(rates, 0, sizeof(rates)); + rates_size = mwifiex_get_supported_rates(priv, rates); + + supp_rates_size = min_t(u16, rates_size, MWIFIEX_TDLS_SUPPORTED_RATES); + + if (skb_tailroom(skb) < rates_size + 4) { + dev_err(priv->adapter->dev, + "Insuffient space while adding rates\n"); + return -ENOMEM; + } + + pos = skb_put(skb, supp_rates_size + 2); + *pos++ = WLAN_EID_SUPP_RATES; + *pos++ = supp_rates_size; + memcpy(pos, rates, supp_rates_size); + + if (rates_size > MWIFIEX_TDLS_SUPPORTED_RATES) { + ext_rates_size = rates_size - MWIFIEX_TDLS_SUPPORTED_RATES; + pos = skb_put(skb, ext_rates_size + 2); + *pos++ = WLAN_EID_EXT_SUPP_RATES; + *pos++ = ext_rates_size; + memcpy(pos, rates + MWIFIEX_TDLS_SUPPORTED_RATES, + ext_rates_size); + } + + return 0; +} + +static void mwifiex_tdls_add_aid(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct ieee_types_assoc_rsp *assoc_rsp; + u8 *pos; + + assoc_rsp = (struct ieee_types_assoc_rsp *)&priv->assoc_rsp_buf; + pos = (void *)skb_put(skb, 4); + *pos++ = WLAN_EID_AID; + *pos++ = 2; + *pos++ = le16_to_cpu(assoc_rsp->a_id); + + return; +} + +static int mwifiex_tdls_add_vht_capab(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct ieee80211_vht_cap vht_cap; + u8 *pos; + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_vht_cap) + 2); + *pos++ = WLAN_EID_VHT_CAPABILITY; + *pos++ = sizeof(struct ieee80211_vht_cap); + + memset(&vht_cap, 0, sizeof(struct ieee80211_vht_cap)); + + mwifiex_fill_vht_cap_tlv(priv, &vht_cap, priv->curr_bss_params.band); + memcpy(pos, &vht_cap, sizeof(vht_cap)); + + return 0; +} + +static int +mwifiex_tdls_add_ht_oper(struct mwifiex_private *priv, const u8 *mac, + u8 vht_enabled, struct sk_buff *skb) +{ + struct ieee80211_ht_operation *ht_oper; + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_bssdescriptor *bss_desc = + &priv->curr_bss_params.bss_descriptor; + u8 *pos; + + sta_ptr = mwifiex_get_sta_entry(priv, mac); + if (unlikely(!sta_ptr)) { + dev_warn(priv->adapter->dev, + "TDLS peer station not found in list\n"); + return -1; + } + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_ht_operation) + 2); + *pos++ = WLAN_EID_HT_OPERATION; + *pos++ = sizeof(struct ieee80211_ht_operation); + ht_oper = (void *)pos; + + ht_oper->primary_chan = bss_desc->channel; + + /* follow AP's channel bandwidth */ + if (ISSUPP_CHANWIDTH40(priv->adapter->hw_dot_11n_dev_cap) && + bss_desc->bcn_ht_cap && + ISALLOWED_CHANWIDTH40(bss_desc->bcn_ht_oper->ht_param)) + ht_oper->ht_param = bss_desc->bcn_ht_oper->ht_param; + + if (vht_enabled) { + ht_oper->ht_param = + mwifiex_get_sec_chan_offset(bss_desc->channel); + ht_oper->ht_param |= BIT(2); + } + + memcpy(&sta_ptr->tdls_cap.ht_oper, ht_oper, + sizeof(struct ieee80211_ht_operation)); + + return 0; +} + +static int mwifiex_tdls_add_vht_oper(struct mwifiex_private *priv, + const u8 *mac, struct sk_buff *skb) +{ + struct mwifiex_bssdescriptor *bss_desc; + struct ieee80211_vht_operation *vht_oper; + struct ieee80211_vht_cap *vht_cap, *ap_vht_cap = NULL; + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_adapter *adapter = priv->adapter; + u8 supp_chwd_set, peer_supp_chwd_set; + u8 *pos, ap_supp_chwd_set, chan_bw; + u16 mcs_map_user, mcs_map_resp, mcs_map_result; + u16 mcs_user, mcs_resp, nss; + u32 usr_vht_cap_info; + + bss_desc = &priv->curr_bss_params.bss_descriptor; + + sta_ptr = mwifiex_get_sta_entry(priv, mac); + if (unlikely(!sta_ptr)) { + dev_warn(adapter->dev, "TDLS peer station not found in list\n"); + return -1; + } + + if (!mwifiex_is_bss_in_11ac_mode(priv)) { + if (sta_ptr->tdls_cap.extcap.ext_capab[7] & + WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED) { + dev_dbg(adapter->dev, + "TDLS peer doesn't support wider bandwitdh\n"); + return 0; + } + } else { + ap_vht_cap = bss_desc->bcn_vht_cap; + } + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_vht_operation) + 2); + *pos++ = WLAN_EID_VHT_OPERATION; + *pos++ = sizeof(struct ieee80211_vht_operation); + vht_oper = (struct ieee80211_vht_operation *)pos; + + if (bss_desc->bss_band & BAND_A) + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_a; + else + usr_vht_cap_info = adapter->usr_dot_11ac_dev_cap_bg; + + /* find the minmum bandwith between AP/TDLS peers */ + vht_cap = &sta_ptr->tdls_cap.vhtcap; + supp_chwd_set = GET_VHTCAP_CHWDSET(usr_vht_cap_info); + peer_supp_chwd_set = + GET_VHTCAP_CHWDSET(le32_to_cpu(vht_cap->vht_cap_info)); + supp_chwd_set = min_t(u8, supp_chwd_set, peer_supp_chwd_set); + + /* We need check AP's bandwidth when TDLS_WIDER_BANDWIDTH is off */ + + if (ap_vht_cap && sta_ptr->tdls_cap.extcap.ext_capab[7] & + WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED) { + ap_supp_chwd_set = + GET_VHTCAP_CHWDSET(le32_to_cpu(ap_vht_cap->vht_cap_info)); + supp_chwd_set = min_t(u8, supp_chwd_set, ap_supp_chwd_set); + } + + switch (supp_chwd_set) { + case IEEE80211_VHT_CHANWIDTH_80MHZ: + vht_oper->chan_width = IEEE80211_VHT_CHANWIDTH_80MHZ; + break; + case IEEE80211_VHT_CHANWIDTH_160MHZ: + vht_oper->chan_width = IEEE80211_VHT_CHANWIDTH_160MHZ; + break; + case IEEE80211_VHT_CHANWIDTH_80P80MHZ: + vht_oper->chan_width = IEEE80211_VHT_CHANWIDTH_80P80MHZ; + break; + default: + vht_oper->chan_width = IEEE80211_VHT_CHANWIDTH_USE_HT; + break; + } + + mcs_map_user = GET_DEVRXMCSMAP(adapter->usr_dot_11ac_mcs_support); + mcs_map_resp = le16_to_cpu(vht_cap->supp_mcs.rx_mcs_map); + mcs_map_result = 0; + + for (nss = 1; nss <= 8; nss++) { + mcs_user = GET_VHTNSSMCS(mcs_map_user, nss); + mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss); + + if ((mcs_user == IEEE80211_VHT_MCS_NOT_SUPPORTED) || + (mcs_resp == IEEE80211_VHT_MCS_NOT_SUPPORTED)) + SET_VHTNSSMCS(mcs_map_result, nss, + IEEE80211_VHT_MCS_NOT_SUPPORTED); + else + SET_VHTNSSMCS(mcs_map_result, nss, + min_t(u16, mcs_user, mcs_resp)); + } + + vht_oper->basic_mcs_set = cpu_to_le16(mcs_map_result); + + switch (vht_oper->chan_width) { + case IEEE80211_VHT_CHANWIDTH_80MHZ: + chan_bw = IEEE80211_VHT_CHANWIDTH_80MHZ; + break; + case IEEE80211_VHT_CHANWIDTH_160MHZ: + chan_bw = IEEE80211_VHT_CHANWIDTH_160MHZ; + break; + case IEEE80211_VHT_CHANWIDTH_80P80MHZ: + chan_bw = IEEE80211_VHT_CHANWIDTH_80MHZ; + break; + default: + chan_bw = IEEE80211_VHT_CHANWIDTH_USE_HT; + break; + } + vht_oper->center_freq_seg1_idx = + mwifiex_get_center_freq_index(priv, BAND_AAC, + bss_desc->channel, + chan_bw); + + return 0; +} + +static void mwifiex_tdls_add_ext_capab(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct ieee_types_extcap *extcap; + + extcap = (void *)skb_put(skb, sizeof(struct ieee_types_extcap)); + extcap->ieee_hdr.element_id = WLAN_EID_EXT_CAPABILITY; + extcap->ieee_hdr.len = 8; + memset(extcap->ext_capab, 0, 8); + extcap->ext_capab[4] |= WLAN_EXT_CAPA5_TDLS_ENABLED; + + if (priv->adapter->is_hw_11ac_capable) + extcap->ext_capab[7] |= WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED; +} + +static void mwifiex_tdls_add_qos_capab(struct sk_buff *skb) +{ + u8 *pos = (void *)skb_put(skb, 3); + + *pos++ = WLAN_EID_QOS_CAPA; + *pos++ = 1; + *pos++ = MWIFIEX_TDLS_DEF_QOS_CAPAB; +} + +static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv, + const u8 *peer, u8 action_code, + u8 dialog_token, + u16 status_code, struct sk_buff *skb) +{ + struct ieee80211_tdls_data *tf; + int ret; + u16 capab; + struct ieee80211_ht_cap *ht_cap; + u8 radio, *pos; + + capab = priv->curr_bss_params.bss_descriptor.cap_info_bitmap; + + tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u)); + memcpy(tf->da, peer, ETH_ALEN); + memcpy(tf->sa, priv->curr_addr, ETH_ALEN); + tf->ether_type = cpu_to_be16(ETH_P_TDLS); + tf->payload_type = WLAN_TDLS_SNAP_RFTYPE; + + switch (action_code) { + case WLAN_TDLS_SETUP_REQUEST: + tf->category = WLAN_CATEGORY_TDLS; + tf->action_code = WLAN_TDLS_SETUP_REQUEST; + skb_put(skb, sizeof(tf->u.setup_req)); + tf->u.setup_req.dialog_token = dialog_token; + tf->u.setup_req.capability = cpu_to_le16(capab); + ret = mwifiex_tdls_append_rates_ie(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2); + *pos++ = WLAN_EID_HT_CAPABILITY; + *pos++ = sizeof(struct ieee80211_ht_cap); + ht_cap = (void *)pos; + radio = mwifiex_band_to_radio_type(priv->curr_bss_params.band); + ret = mwifiex_fill_cap_info(priv, radio, ht_cap); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + if (priv->adapter->is_hw_11ac_capable) { + ret = mwifiex_tdls_add_vht_capab(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + mwifiex_tdls_add_aid(priv, skb); + } + + mwifiex_tdls_add_ext_capab(priv, skb); + mwifiex_tdls_add_qos_capab(skb); + break; + + case WLAN_TDLS_SETUP_RESPONSE: + tf->category = WLAN_CATEGORY_TDLS; + tf->action_code = WLAN_TDLS_SETUP_RESPONSE; + skb_put(skb, sizeof(tf->u.setup_resp)); + tf->u.setup_resp.status_code = cpu_to_le16(status_code); + tf->u.setup_resp.dialog_token = dialog_token; + tf->u.setup_resp.capability = cpu_to_le16(capab); + ret = mwifiex_tdls_append_rates_ie(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2); + *pos++ = WLAN_EID_HT_CAPABILITY; + *pos++ = sizeof(struct ieee80211_ht_cap); + ht_cap = (void *)pos; + radio = mwifiex_band_to_radio_type(priv->curr_bss_params.band); + ret = mwifiex_fill_cap_info(priv, radio, ht_cap); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + if (priv->adapter->is_hw_11ac_capable) { + ret = mwifiex_tdls_add_vht_capab(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + mwifiex_tdls_add_aid(priv, skb); + } + + mwifiex_tdls_add_ext_capab(priv, skb); + mwifiex_tdls_add_qos_capab(skb); + break; + + case WLAN_TDLS_SETUP_CONFIRM: + tf->category = WLAN_CATEGORY_TDLS; + tf->action_code = WLAN_TDLS_SETUP_CONFIRM; + skb_put(skb, sizeof(tf->u.setup_cfm)); + tf->u.setup_cfm.status_code = cpu_to_le16(status_code); + tf->u.setup_cfm.dialog_token = dialog_token; + if (priv->adapter->is_hw_11ac_capable) { + ret = mwifiex_tdls_add_vht_oper(priv, peer, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + ret = mwifiex_tdls_add_ht_oper(priv, peer, 1, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + } else { + ret = mwifiex_tdls_add_ht_oper(priv, peer, 0, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + } + break; + + case WLAN_TDLS_TEARDOWN: + tf->category = WLAN_CATEGORY_TDLS; + tf->action_code = WLAN_TDLS_TEARDOWN; + skb_put(skb, sizeof(tf->u.teardown)); + tf->u.teardown.reason_code = cpu_to_le16(status_code); + break; + + case WLAN_TDLS_DISCOVERY_REQUEST: + tf->category = WLAN_CATEGORY_TDLS; + tf->action_code = WLAN_TDLS_DISCOVERY_REQUEST; + skb_put(skb, sizeof(tf->u.discover_req)); + tf->u.discover_req.dialog_token = dialog_token; + break; + default: + dev_err(priv->adapter->dev, "Unknown TDLS frame type.\n"); + return -EINVAL; + } + + return 0; +} + +static void +mwifiex_tdls_add_link_ie(struct sk_buff *skb, const u8 *src_addr, + const u8 *peer, const u8 *bssid) +{ + struct ieee80211_tdls_lnkie *lnkid; + + lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie)); + lnkid->ie_type = WLAN_EID_LINK_ID; + lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - + sizeof(struct ieee_types_header); + + memcpy(lnkid->bssid, bssid, ETH_ALEN); + memcpy(lnkid->init_sta, src_addr, ETH_ALEN); + memcpy(lnkid->resp_sta, peer, ETH_ALEN); +} + +int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, const u8 *extra_ies, + size_t extra_ies_len) +{ + struct sk_buff *skb; + struct mwifiex_txinfo *tx_info; + struct timeval tv; + int ret; + u16 skb_len; + + skb_len = MWIFIEX_MIN_DATA_HEADER_LEN + + max(sizeof(struct ieee80211_mgmt), + sizeof(struct ieee80211_tdls_data)) + + MWIFIEX_MGMT_FRAME_HEADER_SIZE + + MWIFIEX_SUPPORTED_RATES + + 3 + /* Qos Info */ + sizeof(struct ieee_types_extcap) + + sizeof(struct ieee80211_ht_cap) + + sizeof(struct ieee_types_bss_co_2040) + + sizeof(struct ieee80211_ht_operation) + + sizeof(struct ieee80211_tdls_lnkie) + + extra_ies_len; + + if (priv->adapter->is_hw_11ac_capable) + skb_len += sizeof(struct ieee_types_vht_cap) + + sizeof(struct ieee_types_vht_oper) + + sizeof(struct ieee_types_aid); + + skb = dev_alloc_skb(skb_len); + if (!skb) { + dev_err(priv->adapter->dev, + "allocate skb failed for management frame\n"); + return -ENOMEM; + } + skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN); + + switch (action_code) { + case WLAN_TDLS_SETUP_REQUEST: + case WLAN_TDLS_SETUP_CONFIRM: + case WLAN_TDLS_TEARDOWN: + case WLAN_TDLS_DISCOVERY_REQUEST: + ret = mwifiex_prep_tdls_encap_data(priv, peer, action_code, + dialog_token, status_code, + skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + if (extra_ies_len) + memcpy(skb_put(skb, extra_ies_len), extra_ies, + extra_ies_len); + mwifiex_tdls_add_link_ie(skb, priv->curr_addr, peer, + priv->cfg_bssid); + break; + case WLAN_TDLS_SETUP_RESPONSE: + ret = mwifiex_prep_tdls_encap_data(priv, peer, action_code, + dialog_token, status_code, + skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + if (extra_ies_len) + memcpy(skb_put(skb, extra_ies_len), extra_ies, + extra_ies_len); + mwifiex_tdls_add_link_ie(skb, peer, priv->curr_addr, + priv->cfg_bssid); + break; + } + + switch (action_code) { + case WLAN_TDLS_SETUP_REQUEST: + case WLAN_TDLS_SETUP_RESPONSE: + skb->priority = MWIFIEX_PRIO_BK; + break; + default: + skb->priority = MWIFIEX_PRIO_VI; + break; + } + + tx_info = MWIFIEX_SKB_TXCB(skb); + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + + do_gettimeofday(&tv); + skb->tstamp = timeval_to_ktime(tv); + mwifiex_queue_tx_pkt(priv, skb); + + return 0; +} + +static int +mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, + const u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, struct sk_buff *skb) +{ + struct ieee80211_mgmt *mgmt; + u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + int ret; + u16 capab; + struct ieee80211_ht_cap *ht_cap; + u8 radio, *pos; + + capab = priv->curr_bss_params.bss_descriptor.cap_info_bitmap; + + mgmt = (void *)skb_put(skb, offsetof(struct ieee80211_mgmt, u)); + + memset(mgmt, 0, 24); + memcpy(mgmt->da, peer, ETH_ALEN); + memcpy(mgmt->sa, priv->curr_addr, ETH_ALEN); + memcpy(mgmt->bssid, priv->cfg_bssid, ETH_ALEN); + mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | + IEEE80211_STYPE_ACTION); + + /* add address 4 */ + pos = skb_put(skb, ETH_ALEN); + + switch (action_code) { + case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: + skb_put(skb, sizeof(mgmt->u.action.u.tdls_discover_resp) + 1); + mgmt->u.action.category = WLAN_CATEGORY_PUBLIC; + mgmt->u.action.u.tdls_discover_resp.action_code = + WLAN_PUB_ACTION_TDLS_DISCOVER_RES; + mgmt->u.action.u.tdls_discover_resp.dialog_token = + dialog_token; + mgmt->u.action.u.tdls_discover_resp.capability = + cpu_to_le16(capab); + /* move back for addr4 */ + memmove(pos + ETH_ALEN, &mgmt->u.action.category, + sizeof(mgmt->u.action.u.tdls_discover_resp)); + /* init address 4 */ + memcpy(pos, bc_addr, ETH_ALEN); + + ret = mwifiex_tdls_append_rates_ie(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + pos = (void *)skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2); + *pos++ = WLAN_EID_HT_CAPABILITY; + *pos++ = sizeof(struct ieee80211_ht_cap); + ht_cap = (void *)pos; + radio = mwifiex_band_to_radio_type(priv->curr_bss_params.band); + ret = mwifiex_fill_cap_info(priv, radio, ht_cap); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + if (priv->adapter->is_hw_11ac_capable) { + ret = mwifiex_tdls_add_vht_capab(priv, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + mwifiex_tdls_add_aid(priv, skb); + } + + mwifiex_tdls_add_ext_capab(priv, skb); + mwifiex_tdls_add_qos_capab(skb); + break; + default: + dev_err(priv->adapter->dev, "Unknown TDLS action frame type\n"); + return -EINVAL; + } + + return 0; +} + +int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer, + u8 action_code, u8 dialog_token, + u16 status_code, const u8 *extra_ies, + size_t extra_ies_len) +{ + struct sk_buff *skb; + struct mwifiex_txinfo *tx_info; + struct timeval tv; + u8 *pos; + u32 pkt_type, tx_control; + u16 pkt_len, skb_len; + + skb_len = MWIFIEX_MIN_DATA_HEADER_LEN + + max(sizeof(struct ieee80211_mgmt), + sizeof(struct ieee80211_tdls_data)) + + MWIFIEX_MGMT_FRAME_HEADER_SIZE + + MWIFIEX_SUPPORTED_RATES + + sizeof(struct ieee_types_extcap) + + sizeof(struct ieee80211_ht_cap) + + sizeof(struct ieee_types_bss_co_2040) + + sizeof(struct ieee80211_ht_operation) + + sizeof(struct ieee80211_tdls_lnkie) + + extra_ies_len + + 3 + /* Qos Info */ + ETH_ALEN; /* Address4 */ + + if (priv->adapter->is_hw_11ac_capable) + skb_len += sizeof(struct ieee_types_vht_cap) + + sizeof(struct ieee_types_vht_oper) + + sizeof(struct ieee_types_aid); + + skb = dev_alloc_skb(skb_len); + if (!skb) { + dev_err(priv->adapter->dev, + "allocate skb failed for management frame\n"); + return -ENOMEM; + } + + skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN); + + pkt_type = PKT_TYPE_MGMT; + tx_control = 0; + pos = skb_put(skb, MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); + memset(pos, 0, MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); + memcpy(pos, &pkt_type, sizeof(pkt_type)); + memcpy(pos + sizeof(pkt_type), &tx_control, sizeof(tx_control)); + + if (mwifiex_construct_tdls_action_frame(priv, peer, action_code, + dialog_token, status_code, + skb)) { + dev_kfree_skb_any(skb); + return -EINVAL; + } + + if (extra_ies_len) + memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len); + + /* the TDLS link IE is always added last we are the responder */ + + mwifiex_tdls_add_link_ie(skb, peer, priv->curr_addr, + priv->cfg_bssid); + + skb->priority = MWIFIEX_PRIO_VI; + + tx_info = MWIFIEX_SKB_TXCB(skb); + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + tx_info->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT; + + pkt_len = skb->len - MWIFIEX_MGMT_FRAME_HEADER_SIZE - sizeof(pkt_len); + memcpy(skb->data + MWIFIEX_MGMT_FRAME_HEADER_SIZE, &pkt_len, + sizeof(pkt_len)); + do_gettimeofday(&tv); + skb->tstamp = timeval_to_ktime(tv); + mwifiex_queue_tx_pkt(priv, skb); + + return 0; +} + +/* This function process tdls action frame from peer. + * Peer capabilities are stored into station node structure. + */ +void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, + u8 *buf, int len) +{ + struct mwifiex_sta_node *sta_ptr; + u8 *peer, *pos, *end; + u8 i, action, basic; + int ie_len = 0; + + if (len < (sizeof(struct ethhdr) + 3)) + return; + if (*(buf + sizeof(struct ethhdr)) != WLAN_TDLS_SNAP_RFTYPE) + return; + if (*(buf + sizeof(struct ethhdr) + 1) != WLAN_CATEGORY_TDLS) + return; + + peer = buf + ETH_ALEN; + action = *(buf + sizeof(struct ethhdr) + 2); + + /* just handle TDLS setup request/response/confirm */ + if (action > WLAN_TDLS_SETUP_CONFIRM) + return; + + dev_dbg(priv->adapter->dev, + "rx:tdls action: peer=%pM, action=%d\n", peer, action); + + sta_ptr = mwifiex_add_sta_entry(priv, peer); + if (!sta_ptr) + return; + + switch (action) { + case WLAN_TDLS_SETUP_REQUEST: + if (len < (sizeof(struct ethhdr) + TDLS_REQ_FIX_LEN)) + return; + + pos = buf + sizeof(struct ethhdr) + 4; + /* payload 1+ category 1 + action 1 + dialog 1 */ + sta_ptr->tdls_cap.capab = cpu_to_le16(*(u16 *)pos); + ie_len = len - sizeof(struct ethhdr) - TDLS_REQ_FIX_LEN; + pos += 2; + break; + + case WLAN_TDLS_SETUP_RESPONSE: + if (len < (sizeof(struct ethhdr) + TDLS_RESP_FIX_LEN)) + return; + /* payload 1+ category 1 + action 1 + dialog 1 + status code 2*/ + pos = buf + sizeof(struct ethhdr) + 6; + sta_ptr->tdls_cap.capab = cpu_to_le16(*(u16 *)pos); + ie_len = len - sizeof(struct ethhdr) - TDLS_RESP_FIX_LEN; + pos += 2; + break; + + case WLAN_TDLS_SETUP_CONFIRM: + if (len < (sizeof(struct ethhdr) + TDLS_CONFIRM_FIX_LEN)) + return; + pos = buf + sizeof(struct ethhdr) + TDLS_CONFIRM_FIX_LEN; + ie_len = len - sizeof(struct ethhdr) - TDLS_CONFIRM_FIX_LEN; + break; + default: + dev_warn(priv->adapter->dev, "Unknown TDLS frame type.\n"); + return; + } + + for (end = pos + ie_len; pos + 1 < end; pos += 2 + pos[1]) { + if (pos + 2 + pos[1] > end) + break; + + switch (*pos) { + case WLAN_EID_SUPP_RATES: + sta_ptr->tdls_cap.rates_len = pos[1]; + for (i = 0; i < pos[1]; i++) + sta_ptr->tdls_cap.rates[i] = pos[i + 2]; + break; + + case WLAN_EID_EXT_SUPP_RATES: + basic = sta_ptr->tdls_cap.rates_len; + for (i = 0; i < pos[1]; i++) + sta_ptr->tdls_cap.rates[basic + i] = pos[i + 2]; + sta_ptr->tdls_cap.rates_len += pos[1]; + break; + case WLAN_EID_HT_CAPABILITY: + memcpy((u8 *)&sta_ptr->tdls_cap.ht_capb, pos, + sizeof(struct ieee80211_ht_cap)); + sta_ptr->is_11n_enabled = 1; + break; + case WLAN_EID_HT_OPERATION: + memcpy(&sta_ptr->tdls_cap.ht_oper, pos, + sizeof(struct ieee80211_ht_operation)); + break; + case WLAN_EID_BSS_COEX_2040: + sta_ptr->tdls_cap.coex_2040 = pos[2]; + break; + case WLAN_EID_EXT_CAPABILITY: + memcpy((u8 *)&sta_ptr->tdls_cap.extcap, pos, + sizeof(struct ieee_types_header) + + min_t(u8, pos[1], 8)); + break; + case WLAN_EID_RSN: + memcpy((u8 *)&sta_ptr->tdls_cap.rsn_ie, pos, + sizeof(struct ieee_types_header) + pos[1]); + break; + case WLAN_EID_QOS_CAPA: + sta_ptr->tdls_cap.qos_info = pos[2]; + break; + case WLAN_EID_VHT_OPERATION: + if (priv->adapter->is_hw_11ac_capable) + memcpy(&sta_ptr->tdls_cap.vhtoper, pos, + sizeof(struct ieee80211_vht_operation)); + break; + case WLAN_EID_VHT_CAPABILITY: + if (priv->adapter->is_hw_11ac_capable) { + memcpy((u8 *)&sta_ptr->tdls_cap.vhtcap, pos, + sizeof(struct ieee80211_vht_cap)); + sta_ptr->is_11ac_enabled = 1; + } + break; + case WLAN_EID_AID: + if (priv->adapter->is_hw_11ac_capable) + sta_ptr->tdls_cap.aid = + le16_to_cpu(*(__le16 *)(pos + 2)); + default: + break; + } + } + + return; +} + +static int +mwifiex_tdls_process_config_link(struct mwifiex_private *priv, const u8 *peer) +{ + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_ds_tdls_oper tdls_oper; + + memset(&tdls_oper, 0, sizeof(struct mwifiex_ds_tdls_oper)); + sta_ptr = mwifiex_get_sta_entry(priv, peer); + + if (!sta_ptr || sta_ptr->tdls_status == TDLS_SETUP_FAILURE) { + dev_err(priv->adapter->dev, + "link absent for peer %pM; cannot config\n", peer); + return -EINVAL; + } + + memcpy(&tdls_oper.peer_mac, peer, ETH_ALEN); + tdls_oper.tdls_action = MWIFIEX_TDLS_CONFIG_LINK; + return mwifiex_send_cmd(priv, HostCmd_CMD_TDLS_OPER, + HostCmd_ACT_GEN_SET, 0, &tdls_oper, true); +} + +static int +mwifiex_tdls_process_create_link(struct mwifiex_private *priv, const u8 *peer) +{ + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_ds_tdls_oper tdls_oper; + + memset(&tdls_oper, 0, sizeof(struct mwifiex_ds_tdls_oper)); + sta_ptr = mwifiex_get_sta_entry(priv, peer); + + if (sta_ptr && sta_ptr->tdls_status == TDLS_SETUP_INPROGRESS) { + dev_dbg(priv->adapter->dev, + "Setup already in progress for peer %pM\n", peer); + return 0; + } + + sta_ptr = mwifiex_add_sta_entry(priv, peer); + if (!sta_ptr) + return -ENOMEM; + + sta_ptr->tdls_status = TDLS_SETUP_INPROGRESS; + mwifiex_hold_tdls_packets(priv, peer); + memcpy(&tdls_oper.peer_mac, peer, ETH_ALEN); + tdls_oper.tdls_action = MWIFIEX_TDLS_CREATE_LINK; + return mwifiex_send_cmd(priv, HostCmd_CMD_TDLS_OPER, + HostCmd_ACT_GEN_SET, 0, &tdls_oper, true); +} + +static int +mwifiex_tdls_process_disable_link(struct mwifiex_private *priv, const u8 *peer) +{ + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_ds_tdls_oper tdls_oper; + unsigned long flags; + + memset(&tdls_oper, 0, sizeof(struct mwifiex_ds_tdls_oper)); + sta_ptr = mwifiex_get_sta_entry(priv, peer); + + if (sta_ptr) { + if (sta_ptr->is_11n_enabled) { + mwifiex_11n_cleanup_reorder_tbl(priv); + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, + flags); + mwifiex_11n_delete_all_tx_ba_stream_tbl(priv); + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, + flags); + } + mwifiex_del_sta_entry(priv, peer); + } + + mwifiex_restore_tdls_packets(priv, peer, TDLS_LINK_TEARDOWN); + memcpy(&tdls_oper.peer_mac, peer, ETH_ALEN); + tdls_oper.tdls_action = MWIFIEX_TDLS_DISABLE_LINK; + return mwifiex_send_cmd(priv, HostCmd_CMD_TDLS_OPER, + HostCmd_ACT_GEN_SET, 0, &tdls_oper, true); +} + +static int +mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, const u8 *peer) +{ + struct mwifiex_sta_node *sta_ptr; + struct ieee80211_mcs_info mcs; + unsigned long flags; + int i; + + sta_ptr = mwifiex_get_sta_entry(priv, peer); + + if (sta_ptr && (sta_ptr->tdls_status != TDLS_SETUP_FAILURE)) { + dev_dbg(priv->adapter->dev, + "tdls: enable link %pM success\n", peer); + + sta_ptr->tdls_status = TDLS_SETUP_COMPLETE; + + mcs = sta_ptr->tdls_cap.ht_capb.mcs; + if (mcs.rx_mask[0] != 0xff) + sta_ptr->is_11n_enabled = true; + if (sta_ptr->is_11n_enabled) { + if (le16_to_cpu(sta_ptr->tdls_cap.ht_capb.cap_info) & + IEEE80211_HT_CAP_MAX_AMSDU) + sta_ptr->max_amsdu = + MWIFIEX_TX_DATA_BUF_SIZE_8K; + else + sta_ptr->max_amsdu = + MWIFIEX_TX_DATA_BUF_SIZE_4K; + + for (i = 0; i < MAX_NUM_TID; i++) + sta_ptr->ampdu_sta[i] = + priv->aggr_prio_tbl[i].ampdu_user; + } else { + for (i = 0; i < MAX_NUM_TID; i++) + sta_ptr->ampdu_sta[i] = BA_STREAM_NOT_ALLOWED; + } + + memset(sta_ptr->rx_seq, 0xff, sizeof(sta_ptr->rx_seq)); + mwifiex_restore_tdls_packets(priv, peer, TDLS_SETUP_COMPLETE); + } else { + dev_dbg(priv->adapter->dev, + "tdls: enable link %pM failed\n", peer); + if (sta_ptr) { + mwifiex_11n_cleanup_reorder_tbl(priv); + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, + flags); + mwifiex_11n_delete_all_tx_ba_stream_tbl(priv); + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, + flags); + mwifiex_del_sta_entry(priv, peer); + } + mwifiex_restore_tdls_packets(priv, peer, TDLS_LINK_TEARDOWN); + + return -1; + } + + return 0; +} + +int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action) +{ + switch (action) { + case MWIFIEX_TDLS_ENABLE_LINK: + return mwifiex_tdls_process_enable_link(priv, peer); + case MWIFIEX_TDLS_DISABLE_LINK: + return mwifiex_tdls_process_disable_link(priv, peer); + case MWIFIEX_TDLS_CREATE_LINK: + return mwifiex_tdls_process_create_link(priv, peer); + case MWIFIEX_TDLS_CONFIG_LINK: + return mwifiex_tdls_process_config_link(priv, peer); + } + return 0; +} + +int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac) +{ + struct mwifiex_sta_node *sta_ptr; + + sta_ptr = mwifiex_get_sta_entry(priv, mac); + if (sta_ptr) + return sta_ptr->tdls_status; + + return TDLS_NOT_SETUP; +} + +void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv) +{ + struct mwifiex_sta_node *sta_ptr; + struct mwifiex_ds_tdls_oper tdls_oper; + unsigned long flags; + + if (list_empty(&priv->sta_list)) + return; + + list_for_each_entry(sta_ptr, &priv->sta_list, list) { + memset(&tdls_oper, 0, sizeof(struct mwifiex_ds_tdls_oper)); + + if (sta_ptr->is_11n_enabled) { + mwifiex_11n_cleanup_reorder_tbl(priv); + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, + flags); + mwifiex_11n_delete_all_tx_ba_stream_tbl(priv); + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, + flags); + } + + mwifiex_restore_tdls_packets(priv, sta_ptr->mac_addr, + TDLS_LINK_TEARDOWN); + memcpy(&tdls_oper.peer_mac, sta_ptr->mac_addr, ETH_ALEN); + tdls_oper.tdls_action = MWIFIEX_TDLS_DISABLE_LINK; + if (mwifiex_send_cmd(priv, HostCmd_CMD_TDLS_OPER, + HostCmd_ACT_GEN_SET, 0, &tdls_oper, false)) + dev_warn(priv->adapter->dev, + "Disable link failed for TDLS peer %pM", + sta_ptr->mac_addr); + } + + mwifiex_del_all_sta_list(priv); +} diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index a206f412875..fd7e5b9b458 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -40,6 +40,7 @@ int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter, mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); struct rxpd *local_rx_pd; struct mwifiex_rxinfo *rx_info = MWIFIEX_SKB_RXCB(skb); + int ret; local_rx_pd = (struct rxpd *) (skb->data); /* Get the BSS number from rxpd, get corresponding priv */ @@ -48,9 +49,26 @@ int mwifiex_handle_rx_packet(struct mwifiex_adapter *adapter, if (!priv) priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); - rx_info->bss_index = priv->bss_index; + if (!priv) { + dev_err(adapter->dev, "data: priv not found. Drop RX packet\n"); + dev_kfree_skb_any(skb); + return -1; + } + + memset(rx_info, 0, sizeof(*rx_info)); + rx_info->bss_num = priv->bss_num; + rx_info->bss_type = priv->bss_type; + + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) + ret = mwifiex_process_uap_rx_packet(priv, skb); + else + ret = mwifiex_process_sta_rx_packet(priv, skb); + + /* Decrement RX pending counter for each packet */ + if (adapter->if_ops.data_complete) + adapter->if_ops.data_complete(adapter); - return mwifiex_process_sta_rx_packet(adapter, skb); + return ret; } EXPORT_SYMBOL_GPL(mwifiex_handle_rx_packet); @@ -71,21 +89,35 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, u8 *head_ptr; struct txpd *local_tx_pd = NULL; - head_ptr = mwifiex_process_sta_txpd(priv, skb); + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) + head_ptr = mwifiex_process_uap_txpd(priv, skb); + else + head_ptr = mwifiex_process_sta_txpd(priv, skb); + if (head_ptr) { if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) local_tx_pd = (struct txpd *) (head_ptr + INTF_HEADER_LEN); - - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, - skb, tx_param); + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + skb_pull(skb, INTF_HEADER_LEN); + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + ret = adapter->if_ops.host_to_card(adapter, + MWIFIEX_TYPE_DATA, + skb, tx_param); + } } switch (ret) { + case -ENOSR: + dev_dbg(adapter->dev, "data: -ENOSR is returned\n"); + break; case -EBUSY: if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && - (adapter->pps_uapsd_mode) && - (adapter->tx_lock_flag)) { + (adapter->pps_uapsd_mode) && (adapter->tx_lock_flag)) { priv->adapter->tx_lock_flag = false; if (local_tx_pd) local_tx_pd->flags = 0; @@ -93,17 +125,19 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, dev_dbg(adapter->dev, "data: -EBUSY is returned\n"); break; case -1: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; dev_err(adapter->dev, "mwifiex_write_data_async failed: 0x%X\n", - ret); + ret); adapter->dbg.num_tx_host_to_card_failure++; - mwifiex_write_data_complete(adapter, skb, ret); + mwifiex_write_data_complete(adapter, skb, 0, ret); break; case -EINPROGRESS: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; break; case 0: - mwifiex_write_data_complete(adapter, skb, ret); + mwifiex_write_data_complete(adapter, skb, 0, ret); break; default: break; @@ -120,39 +154,50 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, * wakes up stalled traffic queue if required, and then frees the buffer. */ int mwifiex_write_data_complete(struct mwifiex_adapter *adapter, - struct sk_buff *skb, int status) + struct sk_buff *skb, int aggr, int status) { - struct mwifiex_private *priv, *tpriv; + struct mwifiex_private *priv; struct mwifiex_txinfo *tx_info; - int i; + struct netdev_queue *txq; + int index; if (!skb) return 0; tx_info = MWIFIEX_SKB_TXCB(skb); - priv = mwifiex_bss_index_to_priv(adapter, tx_info->bss_index); + priv = mwifiex_get_priv_by_id(adapter, tx_info->bss_num, + tx_info->bss_type); if (!priv) goto done; - priv->netdev->trans_start = jiffies; + if (adapter->iface_type == MWIFIEX_USB) + adapter->data_sent = false; + + mwifiex_set_trans_start(priv->netdev); if (!status) { priv->stats.tx_packets++; - priv->stats.tx_bytes += skb->len; + priv->stats.tx_bytes += tx_info->pkt_len; + if (priv->tx_timeout_cnt) + priv->tx_timeout_cnt = 0; } else { priv->stats.tx_errors++; } - if (atomic_dec_return(&adapter->tx_pending) >= LOW_TX_PENDING) - goto done; + if (tx_info->flags & MWIFIEX_BUF_FLAG_BRIDGED_PKT) + atomic_dec_return(&adapter->pending_bridged_pkts); - for (i = 0; i < adapter->priv_num; i++) { + if (aggr) + /* For skb_aggr, do not wake up tx queue */ + goto done; - tpriv = adapter->priv[i]; + atomic_dec(&adapter->tx_pending); - if ((GET_BSS_ROLE(tpriv) == MWIFIEX_BSS_ROLE_STA) - && (tpriv->media_connected)) { - if (netif_queue_stopped(tpriv->netdev)) - netif_wake_queue(tpriv->netdev); + index = mwifiex_1d_to_wmm_queue[skb->priority]; + if (atomic_dec_return(&priv->wmm_tx_pending[index]) < LOW_TX_PENDING) { + txq = netdev_get_tx_queue(priv->netdev, index); + if (netif_tx_queue_stopped(txq)) { + netif_tx_wake_queue(txq); + dev_dbg(adapter->dev, "wake queue: %d\n", index); } } done: @@ -160,4 +205,5 @@ done: return 0; } +EXPORT_SYMBOL_GPL(mwifiex_write_data_complete); diff --git a/drivers/net/wireless/mwifiex/uap_cmd.c b/drivers/net/wireless/mwifiex/uap_cmd.c new file mode 100644 index 00000000000..32643555dd2 --- /dev/null +++ b/drivers/net/wireless/mwifiex/uap_cmd.c @@ -0,0 +1,771 @@ +/* + * Marvell Wireless LAN device driver: AP specific command handling + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" +#include "11ac.h" + +/* This function parses security related parameters from cfg80211_ap_settings + * and sets into FW understandable bss_config structure. + */ +int mwifiex_set_secure_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_config, + struct cfg80211_ap_settings *params) { + int i; + struct mwifiex_wep_key wep_key; + + if (!params->privacy) { + bss_config->protocol = PROTOCOL_NO_SECURITY; + bss_config->key_mgmt = KEY_MGMT_NONE; + bss_config->wpa_cfg.length = 0; + priv->sec_info.wep_enabled = 0; + priv->sec_info.wpa_enabled = 0; + priv->sec_info.wpa2_enabled = 0; + + return 0; + } + + switch (params->auth_type) { + case NL80211_AUTHTYPE_OPEN_SYSTEM: + bss_config->auth_mode = WLAN_AUTH_OPEN; + break; + case NL80211_AUTHTYPE_SHARED_KEY: + bss_config->auth_mode = WLAN_AUTH_SHARED_KEY; + break; + case NL80211_AUTHTYPE_NETWORK_EAP: + bss_config->auth_mode = WLAN_AUTH_LEAP; + break; + default: + bss_config->auth_mode = MWIFIEX_AUTH_MODE_AUTO; + break; + } + + bss_config->key_mgmt_operation |= KEY_MGMT_ON_HOST; + + for (i = 0; i < params->crypto.n_akm_suites; i++) { + switch (params->crypto.akm_suites[i]) { + case WLAN_AKM_SUITE_8021X: + if (params->crypto.wpa_versions & + NL80211_WPA_VERSION_1) { + bss_config->protocol = PROTOCOL_WPA; + bss_config->key_mgmt = KEY_MGMT_EAP; + } + if (params->crypto.wpa_versions & + NL80211_WPA_VERSION_2) { + bss_config->protocol |= PROTOCOL_WPA2; + bss_config->key_mgmt = KEY_MGMT_EAP; + } + break; + case WLAN_AKM_SUITE_PSK: + if (params->crypto.wpa_versions & + NL80211_WPA_VERSION_1) { + bss_config->protocol = PROTOCOL_WPA; + bss_config->key_mgmt = KEY_MGMT_PSK; + } + if (params->crypto.wpa_versions & + NL80211_WPA_VERSION_2) { + bss_config->protocol |= PROTOCOL_WPA2; + bss_config->key_mgmt = KEY_MGMT_PSK; + } + break; + default: + break; + } + } + for (i = 0; i < params->crypto.n_ciphers_pairwise; i++) { + switch (params->crypto.ciphers_pairwise[i]) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + break; + case WLAN_CIPHER_SUITE_TKIP: + if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) + bss_config->wpa_cfg.pairwise_cipher_wpa |= + CIPHER_TKIP; + if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) + bss_config->wpa_cfg.pairwise_cipher_wpa2 |= + CIPHER_TKIP; + break; + case WLAN_CIPHER_SUITE_CCMP: + if (params->crypto.wpa_versions & NL80211_WPA_VERSION_1) + bss_config->wpa_cfg.pairwise_cipher_wpa |= + CIPHER_AES_CCMP; + if (params->crypto.wpa_versions & NL80211_WPA_VERSION_2) + bss_config->wpa_cfg.pairwise_cipher_wpa2 |= + CIPHER_AES_CCMP; + default: + break; + } + } + + switch (params->crypto.cipher_group) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + if (priv->sec_info.wep_enabled) { + bss_config->protocol = PROTOCOL_STATIC_WEP; + bss_config->key_mgmt = KEY_MGMT_NONE; + bss_config->wpa_cfg.length = 0; + + for (i = 0; i < NUM_WEP_KEYS; i++) { + wep_key = priv->wep_key[i]; + bss_config->wep_cfg[i].key_index = i; + + if (priv->wep_key_curr_index == i) + bss_config->wep_cfg[i].is_default = 1; + else + bss_config->wep_cfg[i].is_default = 0; + + bss_config->wep_cfg[i].length = + wep_key.key_length; + memcpy(&bss_config->wep_cfg[i].key, + &wep_key.key_material, + wep_key.key_length); + } + } + break; + case WLAN_CIPHER_SUITE_TKIP: + bss_config->wpa_cfg.group_cipher = CIPHER_TKIP; + break; + case WLAN_CIPHER_SUITE_CCMP: + bss_config->wpa_cfg.group_cipher = CIPHER_AES_CCMP; + break; + default: + break; + } + + return 0; +} + +/* This function updates 11n related parameters from IE and sets them into + * bss_config structure. + */ +void +mwifiex_set_ht_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params) +{ + const u8 *ht_ie; + u16 cap_info; + + if (!ISSUPP_11NENABLED(priv->adapter->fw_cap_info)) + return; + + ht_ie = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, params->beacon.tail, + params->beacon.tail_len); + if (ht_ie) { + memcpy(&bss_cfg->ht_cap, ht_ie + 2, + sizeof(struct ieee80211_ht_cap)); + cap_info = le16_to_cpu(bss_cfg->ht_cap.cap_info); + memset(&bss_cfg->ht_cap.mcs, 0, + priv->adapter->number_of_antenna); + switch (GET_RXSTBC(cap_info)) { + case MWIFIEX_RX_STBC1: + /* HT_CAP 1X1 mode */ + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; + break; + case MWIFIEX_RX_STBC12: /* fall through */ + case MWIFIEX_RX_STBC123: + /* HT_CAP 2X2 mode */ + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; + bss_cfg->ht_cap.mcs.rx_mask[1] = 0xff; + break; + default: + dev_warn(priv->adapter->dev, + "Unsupported RX-STBC, default to 2x2\n"); + bss_cfg->ht_cap.mcs.rx_mask[0] = 0xff; + bss_cfg->ht_cap.mcs.rx_mask[1] = 0xff; + break; + } + priv->ap_11n_enabled = 1; + } else { + memset(&bss_cfg->ht_cap , 0, sizeof(struct ieee80211_ht_cap)); + bss_cfg->ht_cap.cap_info = cpu_to_le16(MWIFIEX_DEF_HT_CAP); + bss_cfg->ht_cap.ampdu_params_info = MWIFIEX_DEF_AMPDU; + } + + return; +} + +/* This function updates 11ac related parameters from IE + * and sets them into bss_config structure. + */ +void mwifiex_set_vht_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params) +{ + const u8 *vht_ie; + + vht_ie = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, params->beacon.tail, + params->beacon.tail_len); + if (vht_ie) { + memcpy(&bss_cfg->vht_cap, vht_ie + 2, + sizeof(struct ieee80211_vht_cap)); + priv->ap_11ac_enabled = 1; + } else { + priv->ap_11ac_enabled = 0; + } + + return; +} + +/* Enable VHT only when cfg80211_ap_settings has VHT IE. + * Otherwise disable VHT. + */ +void mwifiex_set_vht_width(struct mwifiex_private *priv, + enum nl80211_chan_width width, + bool ap_11ac_enable) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_11ac_vht_cfg vht_cfg; + + vht_cfg.band_config = VHT_CFG_5GHZ; + vht_cfg.cap_info = adapter->hw_dot_11ac_dev_cap; + + if (!ap_11ac_enable) { + vht_cfg.mcs_tx_set = DISABLE_VHT_MCS_SET; + vht_cfg.mcs_rx_set = DISABLE_VHT_MCS_SET; + } else { + vht_cfg.mcs_tx_set = DEFAULT_VHT_MCS_SET; + vht_cfg.mcs_rx_set = DEFAULT_VHT_MCS_SET; + } + + vht_cfg.misc_config = VHT_CAP_UAP_ONLY; + + if (ap_11ac_enable && width >= NL80211_CHAN_WIDTH_80) + vht_cfg.misc_config |= VHT_BW_80_160_80P80; + + mwifiex_send_cmd(priv, HostCmd_CMD_11AC_CFG, + HostCmd_ACT_GEN_SET, 0, &vht_cfg, true); + + return; +} + +/* This function finds supported rates IE from beacon parameter and sets + * these rates into bss_config structure. + */ +void +mwifiex_set_uap_rates(struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params) +{ + struct ieee_types_header *rate_ie; + int var_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable); + const u8 *var_pos = params->beacon.head + var_offset; + int len = params->beacon.head_len - var_offset; + u8 rate_len = 0; + + rate_ie = (void *)cfg80211_find_ie(WLAN_EID_SUPP_RATES, var_pos, len); + if (rate_ie) { + memcpy(bss_cfg->rates, rate_ie + 1, rate_ie->len); + rate_len = rate_ie->len; + } + + rate_ie = (void *)cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, + params->beacon.tail, + params->beacon.tail_len); + if (rate_ie) + memcpy(bss_cfg->rates + rate_len, rate_ie + 1, rate_ie->len); + + return; +} + +/* This function initializes some of mwifiex_uap_bss_param variables. + * This helps FW in ignoring invalid values. These values may or may not + * be get updated to valid ones at later stage. + */ +void mwifiex_set_sys_config_invalid_data(struct mwifiex_uap_bss_param *config) +{ + config->bcast_ssid_ctl = 0x7F; + config->radio_ctl = 0x7F; + config->dtim_period = 0x7F; + config->beacon_period = 0x7FFF; + config->auth_mode = 0x7F; + config->rts_threshold = 0x7FFF; + config->frag_threshold = 0x7FFF; + config->retry_limit = 0x7F; + config->qos_info = 0xFF; +} + +/* This function parses BSS related parameters from structure + * and prepares TLVs specific to WPA/WPA2 security. + * These TLVs are appended to command buffer. + */ +static void +mwifiex_uap_bss_wpa(u8 **tlv_buf, void *cmd_buf, u16 *param_size) +{ + struct host_cmd_tlv_pwk_cipher *pwk_cipher; + struct host_cmd_tlv_gwk_cipher *gwk_cipher; + struct host_cmd_tlv_passphrase *passphrase; + struct host_cmd_tlv_akmp *tlv_akmp; + struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; + u16 cmd_size = *param_size; + u8 *tlv = *tlv_buf; + + tlv_akmp = (struct host_cmd_tlv_akmp *)tlv; + tlv_akmp->header.type = cpu_to_le16(TLV_TYPE_UAP_AKMP); + tlv_akmp->header.len = cpu_to_le16(sizeof(struct host_cmd_tlv_akmp) - + sizeof(struct mwifiex_ie_types_header)); + tlv_akmp->key_mgmt_operation = cpu_to_le16(bss_cfg->key_mgmt_operation); + tlv_akmp->key_mgmt = cpu_to_le16(bss_cfg->key_mgmt); + cmd_size += sizeof(struct host_cmd_tlv_akmp); + tlv += sizeof(struct host_cmd_tlv_akmp); + + if (bss_cfg->wpa_cfg.pairwise_cipher_wpa & VALID_CIPHER_BITMAP) { + pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; + pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); + pwk_cipher->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - + sizeof(struct mwifiex_ie_types_header)); + pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA); + pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa; + cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); + tlv += sizeof(struct host_cmd_tlv_pwk_cipher); + } + + if (bss_cfg->wpa_cfg.pairwise_cipher_wpa2 & VALID_CIPHER_BITMAP) { + pwk_cipher = (struct host_cmd_tlv_pwk_cipher *)tlv; + pwk_cipher->header.type = cpu_to_le16(TLV_TYPE_PWK_CIPHER); + pwk_cipher->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_pwk_cipher) - + sizeof(struct mwifiex_ie_types_header)); + pwk_cipher->proto = cpu_to_le16(PROTOCOL_WPA2); + pwk_cipher->cipher = bss_cfg->wpa_cfg.pairwise_cipher_wpa2; + cmd_size += sizeof(struct host_cmd_tlv_pwk_cipher); + tlv += sizeof(struct host_cmd_tlv_pwk_cipher); + } + + if (bss_cfg->wpa_cfg.group_cipher & VALID_CIPHER_BITMAP) { + gwk_cipher = (struct host_cmd_tlv_gwk_cipher *)tlv; + gwk_cipher->header.type = cpu_to_le16(TLV_TYPE_GWK_CIPHER); + gwk_cipher->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_gwk_cipher) - + sizeof(struct mwifiex_ie_types_header)); + gwk_cipher->cipher = bss_cfg->wpa_cfg.group_cipher; + cmd_size += sizeof(struct host_cmd_tlv_gwk_cipher); + tlv += sizeof(struct host_cmd_tlv_gwk_cipher); + } + + if (bss_cfg->wpa_cfg.length) { + passphrase = (struct host_cmd_tlv_passphrase *)tlv; + passphrase->header.type = + cpu_to_le16(TLV_TYPE_UAP_WPA_PASSPHRASE); + passphrase->header.len = cpu_to_le16(bss_cfg->wpa_cfg.length); + memcpy(passphrase->passphrase, bss_cfg->wpa_cfg.passphrase, + bss_cfg->wpa_cfg.length); + cmd_size += sizeof(struct mwifiex_ie_types_header) + + bss_cfg->wpa_cfg.length; + tlv += sizeof(struct mwifiex_ie_types_header) + + bss_cfg->wpa_cfg.length; + } + + *param_size = cmd_size; + *tlv_buf = tlv; + + return; +} + +/* This function parses WMM related parameters from cfg80211_ap_settings + * structure and updates bss_config structure. + */ +void +mwifiex_set_wmm_params(struct mwifiex_private *priv, + struct mwifiex_uap_bss_param *bss_cfg, + struct cfg80211_ap_settings *params) +{ + const u8 *vendor_ie; + struct ieee_types_header *wmm_ie; + u8 wmm_oui[] = {0x00, 0x50, 0xf2, 0x02}; + + vendor_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WMM, + params->beacon.tail, + params->beacon.tail_len); + if (vendor_ie) { + wmm_ie = (struct ieee_types_header *)vendor_ie; + memcpy(&bss_cfg->wmm_info, wmm_ie + 1, + sizeof(bss_cfg->wmm_info)); + priv->wmm_enabled = 1; + } else { + memset(&bss_cfg->wmm_info, 0, sizeof(bss_cfg->wmm_info)); + memcpy(&bss_cfg->wmm_info.oui, wmm_oui, sizeof(wmm_oui)); + bss_cfg->wmm_info.subtype = MWIFIEX_WMM_SUBTYPE; + bss_cfg->wmm_info.version = MWIFIEX_WMM_VERSION; + priv->wmm_enabled = 0; + } + + bss_cfg->qos_info = 0x00; + return; +} +/* This function parses BSS related parameters from structure + * and prepares TLVs specific to WEP encryption. + * These TLVs are appended to command buffer. + */ +static void +mwifiex_uap_bss_wep(u8 **tlv_buf, void *cmd_buf, u16 *param_size) +{ + struct host_cmd_tlv_wep_key *wep_key; + u16 cmd_size = *param_size; + int i; + u8 *tlv = *tlv_buf; + struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; + + for (i = 0; i < NUM_WEP_KEYS; i++) { + if (bss_cfg->wep_cfg[i].length && + (bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP40 || + bss_cfg->wep_cfg[i].length == WLAN_KEY_LEN_WEP104)) { + wep_key = (struct host_cmd_tlv_wep_key *)tlv; + wep_key->header.type = + cpu_to_le16(TLV_TYPE_UAP_WEP_KEY); + wep_key->header.len = + cpu_to_le16(bss_cfg->wep_cfg[i].length + 2); + wep_key->key_index = bss_cfg->wep_cfg[i].key_index; + wep_key->is_default = bss_cfg->wep_cfg[i].is_default; + memcpy(wep_key->key, bss_cfg->wep_cfg[i].key, + bss_cfg->wep_cfg[i].length); + cmd_size += sizeof(struct mwifiex_ie_types_header) + 2 + + bss_cfg->wep_cfg[i].length; + tlv += sizeof(struct mwifiex_ie_types_header) + 2 + + bss_cfg->wep_cfg[i].length; + } + } + + *param_size = cmd_size; + *tlv_buf = tlv; + + return; +} + +/* This function parses BSS related parameters from structure + * and prepares TLVs. These TLVs are appended to command buffer. +*/ +static int +mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) +{ + struct host_cmd_tlv_dtim_period *dtim_period; + struct host_cmd_tlv_beacon_period *beacon_period; + struct host_cmd_tlv_ssid *ssid; + struct host_cmd_tlv_bcast_ssid *bcast_ssid; + struct host_cmd_tlv_channel_band *chan_band; + struct host_cmd_tlv_frag_threshold *frag_threshold; + struct host_cmd_tlv_rts_threshold *rts_threshold; + struct host_cmd_tlv_retry_limit *retry_limit; + struct host_cmd_tlv_encrypt_protocol *encrypt_protocol; + struct host_cmd_tlv_auth_type *auth_type; + struct host_cmd_tlv_rates *tlv_rates; + struct host_cmd_tlv_ageout_timer *ao_timer, *ps_ao_timer; + struct mwifiex_ie_types_htcap *htcap; + struct mwifiex_ie_types_wmmcap *wmm_cap; + struct mwifiex_uap_bss_param *bss_cfg = cmd_buf; + int i; + u16 cmd_size = *param_size; + + if (bss_cfg->ssid.ssid_len) { + ssid = (struct host_cmd_tlv_ssid *)tlv; + ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID); + ssid->header.len = cpu_to_le16((u16)bss_cfg->ssid.ssid_len); + memcpy(ssid->ssid, bss_cfg->ssid.ssid, bss_cfg->ssid.ssid_len); + cmd_size += sizeof(struct mwifiex_ie_types_header) + + bss_cfg->ssid.ssid_len; + tlv += sizeof(struct mwifiex_ie_types_header) + + bss_cfg->ssid.ssid_len; + + bcast_ssid = (struct host_cmd_tlv_bcast_ssid *)tlv; + bcast_ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_BCAST_SSID); + bcast_ssid->header.len = + cpu_to_le16(sizeof(bcast_ssid->bcast_ctl)); + bcast_ssid->bcast_ctl = bss_cfg->bcast_ssid_ctl; + cmd_size += sizeof(struct host_cmd_tlv_bcast_ssid); + tlv += sizeof(struct host_cmd_tlv_bcast_ssid); + } + if (bss_cfg->rates[0]) { + tlv_rates = (struct host_cmd_tlv_rates *)tlv; + tlv_rates->header.type = cpu_to_le16(TLV_TYPE_UAP_RATES); + + for (i = 0; i < MWIFIEX_SUPPORTED_RATES && bss_cfg->rates[i]; + i++) + tlv_rates->rates[i] = bss_cfg->rates[i]; + + tlv_rates->header.len = cpu_to_le16(i); + cmd_size += sizeof(struct host_cmd_tlv_rates) + i; + tlv += sizeof(struct host_cmd_tlv_rates) + i; + } + if (bss_cfg->channel && + ((bss_cfg->band_cfg == BAND_CONFIG_BG && + bss_cfg->channel <= MAX_CHANNEL_BAND_BG) || + (bss_cfg->band_cfg == BAND_CONFIG_A && + bss_cfg->channel <= MAX_CHANNEL_BAND_A))) { + chan_band = (struct host_cmd_tlv_channel_band *)tlv; + chan_band->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST); + chan_band->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_channel_band) - + sizeof(struct mwifiex_ie_types_header)); + chan_band->band_config = bss_cfg->band_cfg; + chan_band->channel = bss_cfg->channel; + cmd_size += sizeof(struct host_cmd_tlv_channel_band); + tlv += sizeof(struct host_cmd_tlv_channel_band); + } + if (bss_cfg->beacon_period >= MIN_BEACON_PERIOD && + bss_cfg->beacon_period <= MAX_BEACON_PERIOD) { + beacon_period = (struct host_cmd_tlv_beacon_period *)tlv; + beacon_period->header.type = + cpu_to_le16(TLV_TYPE_UAP_BEACON_PERIOD); + beacon_period->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_beacon_period) - + sizeof(struct mwifiex_ie_types_header)); + beacon_period->period = cpu_to_le16(bss_cfg->beacon_period); + cmd_size += sizeof(struct host_cmd_tlv_beacon_period); + tlv += sizeof(struct host_cmd_tlv_beacon_period); + } + if (bss_cfg->dtim_period >= MIN_DTIM_PERIOD && + bss_cfg->dtim_period <= MAX_DTIM_PERIOD) { + dtim_period = (struct host_cmd_tlv_dtim_period *)tlv; + dtim_period->header.type = + cpu_to_le16(TLV_TYPE_UAP_DTIM_PERIOD); + dtim_period->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_dtim_period) - + sizeof(struct mwifiex_ie_types_header)); + dtim_period->period = bss_cfg->dtim_period; + cmd_size += sizeof(struct host_cmd_tlv_dtim_period); + tlv += sizeof(struct host_cmd_tlv_dtim_period); + } + if (bss_cfg->rts_threshold <= MWIFIEX_RTS_MAX_VALUE) { + rts_threshold = (struct host_cmd_tlv_rts_threshold *)tlv; + rts_threshold->header.type = + cpu_to_le16(TLV_TYPE_UAP_RTS_THRESHOLD); + rts_threshold->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_rts_threshold) - + sizeof(struct mwifiex_ie_types_header)); + rts_threshold->rts_thr = cpu_to_le16(bss_cfg->rts_threshold); + cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); + tlv += sizeof(struct host_cmd_tlv_frag_threshold); + } + if ((bss_cfg->frag_threshold >= MWIFIEX_FRAG_MIN_VALUE) && + (bss_cfg->frag_threshold <= MWIFIEX_FRAG_MAX_VALUE)) { + frag_threshold = (struct host_cmd_tlv_frag_threshold *)tlv; + frag_threshold->header.type = + cpu_to_le16(TLV_TYPE_UAP_FRAG_THRESHOLD); + frag_threshold->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_frag_threshold) - + sizeof(struct mwifiex_ie_types_header)); + frag_threshold->frag_thr = cpu_to_le16(bss_cfg->frag_threshold); + cmd_size += sizeof(struct host_cmd_tlv_frag_threshold); + tlv += sizeof(struct host_cmd_tlv_frag_threshold); + } + if (bss_cfg->retry_limit <= MWIFIEX_RETRY_LIMIT) { + retry_limit = (struct host_cmd_tlv_retry_limit *)tlv; + retry_limit->header.type = + cpu_to_le16(TLV_TYPE_UAP_RETRY_LIMIT); + retry_limit->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_retry_limit) - + sizeof(struct mwifiex_ie_types_header)); + retry_limit->limit = (u8)bss_cfg->retry_limit; + cmd_size += sizeof(struct host_cmd_tlv_retry_limit); + tlv += sizeof(struct host_cmd_tlv_retry_limit); + } + if ((bss_cfg->protocol & PROTOCOL_WPA) || + (bss_cfg->protocol & PROTOCOL_WPA2) || + (bss_cfg->protocol & PROTOCOL_EAP)) + mwifiex_uap_bss_wpa(&tlv, cmd_buf, &cmd_size); + else + mwifiex_uap_bss_wep(&tlv, cmd_buf, &cmd_size); + + if ((bss_cfg->auth_mode <= WLAN_AUTH_SHARED_KEY) || + (bss_cfg->auth_mode == MWIFIEX_AUTH_MODE_AUTO)) { + auth_type = (struct host_cmd_tlv_auth_type *)tlv; + auth_type->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); + auth_type->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_auth_type) - + sizeof(struct mwifiex_ie_types_header)); + auth_type->auth_type = (u8)bss_cfg->auth_mode; + cmd_size += sizeof(struct host_cmd_tlv_auth_type); + tlv += sizeof(struct host_cmd_tlv_auth_type); + } + if (bss_cfg->protocol) { + encrypt_protocol = (struct host_cmd_tlv_encrypt_protocol *)tlv; + encrypt_protocol->header.type = + cpu_to_le16(TLV_TYPE_UAP_ENCRY_PROTOCOL); + encrypt_protocol->header.len = + cpu_to_le16(sizeof(struct host_cmd_tlv_encrypt_protocol) + - sizeof(struct mwifiex_ie_types_header)); + encrypt_protocol->proto = cpu_to_le16(bss_cfg->protocol); + cmd_size += sizeof(struct host_cmd_tlv_encrypt_protocol); + tlv += sizeof(struct host_cmd_tlv_encrypt_protocol); + } + + if (bss_cfg->ht_cap.cap_info) { + htcap = (struct mwifiex_ie_types_htcap *)tlv; + htcap->header.type = cpu_to_le16(WLAN_EID_HT_CAPABILITY); + htcap->header.len = + cpu_to_le16(sizeof(struct ieee80211_ht_cap)); + htcap->ht_cap.cap_info = bss_cfg->ht_cap.cap_info; + htcap->ht_cap.ampdu_params_info = + bss_cfg->ht_cap.ampdu_params_info; + memcpy(&htcap->ht_cap.mcs, &bss_cfg->ht_cap.mcs, + sizeof(struct ieee80211_mcs_info)); + htcap->ht_cap.extended_ht_cap_info = + bss_cfg->ht_cap.extended_ht_cap_info; + htcap->ht_cap.tx_BF_cap_info = bss_cfg->ht_cap.tx_BF_cap_info; + htcap->ht_cap.antenna_selection_info = + bss_cfg->ht_cap.antenna_selection_info; + cmd_size += sizeof(struct mwifiex_ie_types_htcap); + tlv += sizeof(struct mwifiex_ie_types_htcap); + } + + if (bss_cfg->wmm_info.qos_info != 0xFF) { + wmm_cap = (struct mwifiex_ie_types_wmmcap *)tlv; + wmm_cap->header.type = cpu_to_le16(WLAN_EID_VENDOR_SPECIFIC); + wmm_cap->header.len = cpu_to_le16(sizeof(wmm_cap->wmm_info)); + memcpy(&wmm_cap->wmm_info, &bss_cfg->wmm_info, + sizeof(wmm_cap->wmm_info)); + cmd_size += sizeof(struct mwifiex_ie_types_wmmcap); + tlv += sizeof(struct mwifiex_ie_types_wmmcap); + } + + if (bss_cfg->sta_ao_timer) { + ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; + ao_timer->header.type = cpu_to_le16(TLV_TYPE_UAP_AO_TIMER); + ao_timer->header.len = cpu_to_le16(sizeof(*ao_timer) - + sizeof(struct mwifiex_ie_types_header)); + ao_timer->sta_ao_timer = cpu_to_le32(bss_cfg->sta_ao_timer); + cmd_size += sizeof(*ao_timer); + tlv += sizeof(*ao_timer); + } + + if (bss_cfg->ps_sta_ao_timer) { + ps_ao_timer = (struct host_cmd_tlv_ageout_timer *)tlv; + ps_ao_timer->header.type = + cpu_to_le16(TLV_TYPE_UAP_PS_AO_TIMER); + ps_ao_timer->header.len = cpu_to_le16(sizeof(*ps_ao_timer) - + sizeof(struct mwifiex_ie_types_header)); + ps_ao_timer->sta_ao_timer = + cpu_to_le32(bss_cfg->ps_sta_ao_timer); + cmd_size += sizeof(*ps_ao_timer); + tlv += sizeof(*ps_ao_timer); + } + + *param_size = cmd_size; + + return 0; +} + +/* This function parses custom IEs from IE list and prepares command buffer */ +static int mwifiex_uap_custom_ie_prepare(u8 *tlv, void *cmd_buf, u16 *ie_size) +{ + struct mwifiex_ie_list *ap_ie = cmd_buf; + struct mwifiex_ie_types_header *tlv_ie = (void *)tlv; + + if (!ap_ie || !ap_ie->len || !ap_ie->ie_list) + return -1; + + *ie_size += le16_to_cpu(ap_ie->len) + + sizeof(struct mwifiex_ie_types_header); + + tlv_ie->type = cpu_to_le16(TLV_TYPE_MGMT_IE); + tlv_ie->len = ap_ie->len; + tlv += sizeof(struct mwifiex_ie_types_header); + + memcpy(tlv, ap_ie->ie_list, le16_to_cpu(ap_ie->len)); + + return 0; +} + +/* Parse AP config structure and prepare TLV based command structure + * to be sent to FW for uAP configuration + */ +static int +mwifiex_cmd_uap_sys_config(struct host_cmd_ds_command *cmd, u16 cmd_action, + u32 type, void *cmd_buf) +{ + u8 *tlv; + u16 cmd_size, param_size, ie_size; + struct host_cmd_ds_sys_config *sys_cfg; + + cmd->command = cpu_to_le16(HostCmd_CMD_UAP_SYS_CONFIG); + cmd_size = (u16)(sizeof(struct host_cmd_ds_sys_config) + S_DS_GEN); + sys_cfg = (struct host_cmd_ds_sys_config *)&cmd->params.uap_sys_config; + sys_cfg->action = cpu_to_le16(cmd_action); + tlv = sys_cfg->tlv; + + switch (type) { + case UAP_BSS_PARAMS_I: + param_size = cmd_size; + if (mwifiex_uap_bss_param_prepare(tlv, cmd_buf, ¶m_size)) + return -1; + cmd->size = cpu_to_le16(param_size); + break; + case UAP_CUSTOM_IE_I: + ie_size = cmd_size; + if (mwifiex_uap_custom_ie_prepare(tlv, cmd_buf, &ie_size)) + return -1; + cmd->size = cpu_to_le16(ie_size); + break; + default: + return -1; + } + + return 0; +} + +/* This function prepares AP specific deauth command with mac supplied in + * function parameter. + */ +static int mwifiex_cmd_uap_sta_deauth(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u8 *mac) +{ + struct host_cmd_ds_sta_deauth *sta_deauth = &cmd->params.sta_deauth; + + cmd->command = cpu_to_le16(HostCmd_CMD_UAP_STA_DEAUTH); + memcpy(sta_deauth->mac, mac, ETH_ALEN); + sta_deauth->reason = cpu_to_le16(WLAN_REASON_DEAUTH_LEAVING); + + cmd->size = cpu_to_le16(sizeof(struct host_cmd_ds_sta_deauth) + + S_DS_GEN); + return 0; +} + +/* This function prepares the AP specific commands before sending them + * to the firmware. + * This is a generic function which calls specific command preparation + * routines based upon the command number. + */ +int mwifiex_uap_prepare_cmd(struct mwifiex_private *priv, u16 cmd_no, + u16 cmd_action, u32 type, + void *data_buf, void *cmd_buf) +{ + struct host_cmd_ds_command *cmd = cmd_buf; + + switch (cmd_no) { + case HostCmd_CMD_UAP_SYS_CONFIG: + if (mwifiex_cmd_uap_sys_config(cmd, cmd_action, type, data_buf)) + return -1; + break; + case HostCmd_CMD_UAP_BSS_START: + case HostCmd_CMD_UAP_BSS_STOP: + cmd->command = cpu_to_le16(cmd_no); + cmd->size = cpu_to_le16(S_DS_GEN); + break; + case HostCmd_CMD_UAP_STA_DEAUTH: + if (mwifiex_cmd_uap_sta_deauth(priv, cmd, data_buf)) + return -1; + break; + default: + dev_err(priv->adapter->dev, + "PREP_CMD: unknown cmd %#x\n", cmd_no); + return -1; + } + + return 0; +} diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c new file mode 100644 index 00000000000..92e77a398ec --- /dev/null +++ b/drivers/net/wireless/mwifiex/uap_event.c @@ -0,0 +1,198 @@ +/* + * Marvell Wireless LAN device driver: AP event handling + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "decl.h" +#include "main.h" +#include "11n.h" + + + + +/* + * This function handles AP interface specific events generated by firmware. + * + * Event specific routines are called by this function based + * upon the generated event cause. + * + * + * Events supported for AP - + * - EVENT_UAP_STA_ASSOC + * - EVENT_UAP_STA_DEAUTH + * - EVENT_UAP_BSS_ACTIVE + * - EVENT_UAP_BSS_START + * - EVENT_UAP_BSS_IDLE + * - EVENT_UAP_MIC_COUNTERMEASURES: + */ +int mwifiex_process_uap_event(struct mwifiex_private *priv) +{ + struct mwifiex_adapter *adapter = priv->adapter; + int len, i; + u32 eventcause = adapter->event_cause; + struct station_info sinfo; + struct mwifiex_assoc_event *event; + struct mwifiex_sta_node *node; + u8 *deauth_mac; + struct host_cmd_ds_11n_batimeout *ba_timeout; + u16 ctrl; + + switch (eventcause) { + case EVENT_UAP_STA_ASSOC: + memset(&sinfo, 0, sizeof(sinfo)); + event = (struct mwifiex_assoc_event *) + (adapter->event_body + MWIFIEX_UAP_EVENT_EXTRA_HEADER); + if (le16_to_cpu(event->type) == TLV_TYPE_UAP_MGMT_FRAME) { + len = -1; + + if (ieee80211_is_assoc_req(event->frame_control)) + len = 0; + else if (ieee80211_is_reassoc_req(event->frame_control)) + /* There will be ETH_ALEN bytes of + * current_ap_addr before the re-assoc ies. + */ + len = ETH_ALEN; + + if (len != -1) { + sinfo.filled = STATION_INFO_ASSOC_REQ_IES; + sinfo.assoc_req_ies = &event->data[len]; + len = (u8 *)sinfo.assoc_req_ies - + (u8 *)&event->frame_control; + sinfo.assoc_req_ies_len = + le16_to_cpu(event->len) - (u16)len; + } + } + cfg80211_new_sta(priv->netdev, event->sta_addr, &sinfo, + GFP_KERNEL); + + node = mwifiex_add_sta_entry(priv, event->sta_addr); + if (!node) { + dev_warn(adapter->dev, + "could not create station entry!\n"); + return -1; + } + + if (!priv->ap_11n_enabled) + break; + + mwifiex_set_sta_ht_cap(priv, sinfo.assoc_req_ies, + sinfo.assoc_req_ies_len, node); + + for (i = 0; i < MAX_NUM_TID; i++) { + if (node->is_11n_enabled) + node->ampdu_sta[i] = + priv->aggr_prio_tbl[i].ampdu_user; + else + node->ampdu_sta[i] = BA_STREAM_NOT_ALLOWED; + } + memset(node->rx_seq, 0xff, sizeof(node->rx_seq)); + break; + case EVENT_UAP_STA_DEAUTH: + deauth_mac = adapter->event_body + + MWIFIEX_UAP_EVENT_EXTRA_HEADER; + cfg80211_del_sta(priv->netdev, deauth_mac, GFP_KERNEL); + + if (priv->ap_11n_enabled) { + mwifiex_11n_del_rx_reorder_tbl_by_ta(priv, deauth_mac); + mwifiex_del_tx_ba_stream_tbl_by_ra(priv, deauth_mac); + } + mwifiex_del_sta_entry(priv, deauth_mac); + break; + case EVENT_UAP_BSS_IDLE: + priv->media_connected = false; + if (netif_carrier_ok(priv->netdev)) + netif_carrier_off(priv->netdev); + mwifiex_stop_net_dev_queue(priv->netdev, adapter); + + mwifiex_clean_txrx(priv); + mwifiex_del_all_sta_list(priv); + break; + case EVENT_UAP_BSS_ACTIVE: + priv->media_connected = true; + if (!netif_carrier_ok(priv->netdev)) + netif_carrier_on(priv->netdev); + mwifiex_wake_up_net_dev_queue(priv->netdev, adapter); + break; + case EVENT_UAP_BSS_START: + dev_dbg(adapter->dev, "AP EVENT: event id: %#x\n", eventcause); + memcpy(priv->netdev->dev_addr, adapter->event_body + 2, + ETH_ALEN); + break; + case EVENT_UAP_MIC_COUNTERMEASURES: + /* For future development */ + dev_dbg(adapter->dev, "AP EVENT: event id: %#x\n", eventcause); + break; + case EVENT_AMSDU_AGGR_CTRL: + ctrl = le16_to_cpu(*(__le16 *)adapter->event_body); + dev_dbg(adapter->dev, "event: AMSDU_AGGR_CTRL %d\n", ctrl); + + if (priv->media_connected) { + adapter->tx_buf_size = + min_t(u16, adapter->curr_tx_buf_size, ctrl); + dev_dbg(adapter->dev, "event: tx_buf_size %d\n", + adapter->tx_buf_size); + } + break; + case EVENT_ADDBA: + dev_dbg(adapter->dev, "event: ADDBA Request\n"); + if (priv->media_connected) + mwifiex_send_cmd(priv, HostCmd_CMD_11N_ADDBA_RSP, + HostCmd_ACT_GEN_SET, 0, + adapter->event_body, false); + break; + case EVENT_DELBA: + dev_dbg(adapter->dev, "event: DELBA Request\n"); + if (priv->media_connected) + mwifiex_11n_delete_ba_stream(priv, adapter->event_body); + break; + case EVENT_BA_STREAM_TIEMOUT: + dev_dbg(adapter->dev, "event: BA Stream timeout\n"); + if (priv->media_connected) { + ba_timeout = (void *)adapter->event_body; + mwifiex_11n_ba_stream_timeout(priv, ba_timeout); + } + break; + case EVENT_EXT_SCAN_REPORT: + dev_dbg(adapter->dev, "event: EXT_SCAN Report\n"); + if (adapter->ext_scan) + return mwifiex_handle_event_ext_scan_report(priv, + adapter->event_skb->data); + break; + default: + dev_dbg(adapter->dev, "event: unknown event id: %#x\n", + eventcause); + break; + } + + return 0; +} + +/* This function deletes station entry from associated station list. + * Also if both AP and STA are 11n enabled, RxReorder tables and TxBA stream + * tables created for this station are deleted. + */ +void mwifiex_uap_del_sta_data(struct mwifiex_private *priv, + struct mwifiex_sta_node *node) +{ + if (priv->ap_11n_enabled && node->is_11n_enabled) { + mwifiex_11n_del_rx_reorder_tbl_by_ta(priv, node->mac_addr); + mwifiex_del_tx_ba_stream_tbl_by_ra(priv, node->mac_addr); + } + mwifiex_del_sta_entry(priv, node->mac_addr); + + return; +} diff --git a/drivers/net/wireless/mwifiex/uap_txrx.c b/drivers/net/wireless/mwifiex/uap_txrx.c new file mode 100644 index 00000000000..b0601b91cc4 --- /dev/null +++ b/drivers/net/wireless/mwifiex/uap_txrx.c @@ -0,0 +1,404 @@ +/* + * Marvell Wireless LAN device driver: AP TX and RX data handling + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "decl.h" +#include "ioctl.h" +#include "main.h" +#include "wmm.h" +#include "11n_aggr.h" +#include "11n_rxreorder.h" + +/* This function checks if particular RA list has packets more than low bridge + * packet threshold and then deletes packet from this RA list. + * Function deletes packets from such RA list and returns true. If no such list + * is found, false is returned. + */ +static bool +mwifiex_uap_del_tx_pkts_in_ralist(struct mwifiex_private *priv, + struct list_head *ra_list_head) +{ + struct mwifiex_ra_list_tbl *ra_list; + struct sk_buff *skb, *tmp; + bool pkt_deleted = false; + struct mwifiex_txinfo *tx_info; + struct mwifiex_adapter *adapter = priv->adapter; + + list_for_each_entry(ra_list, ra_list_head, list) { + if (skb_queue_empty(&ra_list->skb_head)) + continue; + + skb_queue_walk_safe(&ra_list->skb_head, skb, tmp) { + tx_info = MWIFIEX_SKB_TXCB(skb); + if (tx_info->flags & MWIFIEX_BUF_FLAG_BRIDGED_PKT) { + __skb_unlink(skb, &ra_list->skb_head); + mwifiex_write_data_complete(adapter, skb, 0, + -1); + atomic_dec(&priv->wmm.tx_pkts_queued); + pkt_deleted = true; + } + if ((atomic_read(&adapter->pending_bridged_pkts) <= + MWIFIEX_BRIDGED_PKTS_THR_LOW)) + break; + } + } + + return pkt_deleted; +} + +/* This function deletes packets from particular RA List. RA list index + * from which packets are deleted is preserved so that packets from next RA + * list are deleted upon subsequent call thus maintaining fairness. + */ +static void mwifiex_uap_cleanup_tx_queues(struct mwifiex_private *priv) +{ + unsigned long flags; + struct list_head *ra_list; + int i; + + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags); + + for (i = 0; i < MAX_NUM_TID; i++, priv->del_list_idx++) { + if (priv->del_list_idx == MAX_NUM_TID) + priv->del_list_idx = 0; + ra_list = &priv->wmm.tid_tbl_ptr[priv->del_list_idx].ra_list; + if (mwifiex_uap_del_tx_pkts_in_ralist(priv, ra_list)) { + priv->del_list_idx++; + break; + } + } + + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); +} + + +static void mwifiex_uap_queue_bridged_pkt(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct uap_rxpd *uap_rx_pd; + struct rx_packet_hdr *rx_pkt_hdr; + struct sk_buff *new_skb; + struct mwifiex_txinfo *tx_info; + int hdr_chop; + struct timeval tv; + struct ethhdr *p_ethhdr; + + uap_rx_pd = (struct uap_rxpd *)(skb->data); + rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + + if ((atomic_read(&adapter->pending_bridged_pkts) >= + MWIFIEX_BRIDGED_PKTS_THR_HIGH)) { + dev_err(priv->adapter->dev, + "Tx: Bridge packet limit reached. Drop packet!\n"); + kfree_skb(skb); + mwifiex_uap_cleanup_tx_queues(priv); + return; + } + + if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, + sizeof(bridge_tunnel_header))) || + (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, + sizeof(rfc1042_header)) && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) { + /* Replace the 803 header and rfc1042 header (llc/snap) with + * an Ethernet II header, keep the src/dst and snap_type + * (ethertype). + * + * The firmware only passes up SNAP frames converting all RX + * data from 802.11 to 802.2/LLC/SNAP frames. + * + * To create the Ethernet II, just move the src, dst address + * right before the snap_type. + */ + p_ethhdr = (struct ethhdr *) + ((u8 *)(&rx_pkt_hdr->eth803_hdr) + + sizeof(rx_pkt_hdr->eth803_hdr) + + sizeof(rx_pkt_hdr->rfc1042_hdr) + - sizeof(rx_pkt_hdr->eth803_hdr.h_dest) + - sizeof(rx_pkt_hdr->eth803_hdr.h_source) + - sizeof(rx_pkt_hdr->rfc1042_hdr.snap_type)); + memcpy(p_ethhdr->h_source, rx_pkt_hdr->eth803_hdr.h_source, + sizeof(p_ethhdr->h_source)); + memcpy(p_ethhdr->h_dest, rx_pkt_hdr->eth803_hdr.h_dest, + sizeof(p_ethhdr->h_dest)); + /* Chop off the rxpd + the excess memory from + * 802.2/llc/snap header that was removed. + */ + hdr_chop = (u8 *)p_ethhdr - (u8 *)uap_rx_pd; + } else { + /* Chop off the rxpd */ + hdr_chop = (u8 *)&rx_pkt_hdr->eth803_hdr - (u8 *)uap_rx_pd; + } + + /* Chop off the leading header bytes so that it points + * to the start of either the reconstructed EthII frame + * or the 802.2/llc/snap frame. + */ + skb_pull(skb, hdr_chop); + + if (skb_headroom(skb) < MWIFIEX_MIN_DATA_HEADER_LEN) { + dev_dbg(priv->adapter->dev, + "data: Tx: insufficient skb headroom %d\n", + skb_headroom(skb)); + /* Insufficient skb headroom - allocate a new skb */ + new_skb = + skb_realloc_headroom(skb, MWIFIEX_MIN_DATA_HEADER_LEN); + if (unlikely(!new_skb)) { + dev_err(priv->adapter->dev, + "Tx: cannot allocate new_skb\n"); + kfree_skb(skb); + priv->stats.tx_dropped++; + return; + } + + kfree_skb(skb); + skb = new_skb; + dev_dbg(priv->adapter->dev, "info: new skb headroom %d\n", + skb_headroom(skb)); + } + + tx_info = MWIFIEX_SKB_TXCB(skb); + memset(tx_info, 0, sizeof(*tx_info)); + tx_info->bss_num = priv->bss_num; + tx_info->bss_type = priv->bss_type; + tx_info->flags |= MWIFIEX_BUF_FLAG_BRIDGED_PKT; + + if (is_unicast_ether_addr(rx_pkt_hdr->eth803_hdr.h_dest)) { + /* Update bridge packet statistics as the + * packet is not going to kernel/upper layer. + */ + priv->stats.rx_bytes += skb->len; + priv->stats.rx_packets++; + + /* Sending bridge packet to TX queue, so save the packet + * length in TXCB to update statistics in TX complete. + */ + tx_info->pkt_len = skb->len; + } + + do_gettimeofday(&tv); + skb->tstamp = timeval_to_ktime(tv); + mwifiex_wmm_add_buf_txqueue(priv, skb); + atomic_inc(&adapter->tx_pending); + atomic_inc(&adapter->pending_bridged_pkts); + + return; +} + +/* + * This function contains logic for AP packet forwarding. + * + * If a packet is multicast/broadcast, it is sent to kernel/upper layer + * as well as queued back to AP TX queue so that it can be sent to other + * associated stations. + * If a packet is unicast and RA is present in associated station list, + * it is again requeued into AP TX queue. + * If a packet is unicast and RA is not in associated station list, + * packet is forwarded to kernel to handle routing logic. + */ +int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct uap_rxpd *uap_rx_pd; + struct rx_packet_hdr *rx_pkt_hdr; + u8 ra[ETH_ALEN]; + struct sk_buff *skb_uap; + + uap_rx_pd = (struct uap_rxpd *)(skb->data); + rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + + /* don't do packet forwarding in disconnected state */ + if (!priv->media_connected) { + dev_err(adapter->dev, "drop packet in disconnected state.\n"); + dev_kfree_skb_any(skb); + return 0; + } + + memcpy(ra, rx_pkt_hdr->eth803_hdr.h_dest, ETH_ALEN); + + if (is_multicast_ether_addr(ra)) { + skb_uap = skb_copy(skb, GFP_ATOMIC); + mwifiex_uap_queue_bridged_pkt(priv, skb_uap); + } else { + if (mwifiex_get_sta_entry(priv, ra)) { + /* Requeue Intra-BSS packet */ + mwifiex_uap_queue_bridged_pkt(priv, skb); + return 0; + } + } + + /* Forward unicat/Inter-BSS packets to kernel. */ + return mwifiex_process_rx_packet(priv, skb); +} + +/* + * This function processes the packet received on AP interface. + * + * The function looks into the RxPD and performs sanity tests on the + * received buffer to ensure its a valid packet before processing it + * further. If the packet is determined to be aggregated, it is + * de-aggregated accordingly. Then skb is passed to AP packet forwarding logic. + * + * The completion callback is called after processing is complete. + */ +int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct mwifiex_adapter *adapter = priv->adapter; + int ret; + struct uap_rxpd *uap_rx_pd; + struct rx_packet_hdr *rx_pkt_hdr; + u16 rx_pkt_type; + u8 ta[ETH_ALEN], pkt_type; + struct mwifiex_sta_node *node; + + uap_rx_pd = (struct uap_rxpd *)(skb->data); + rx_pkt_type = le16_to_cpu(uap_rx_pd->rx_pkt_type); + rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + + if ((le16_to_cpu(uap_rx_pd->rx_pkt_offset) + + le16_to_cpu(uap_rx_pd->rx_pkt_length)) > (u16) skb->len) { + dev_err(adapter->dev, + "wrong rx packet: len=%d, offset=%d, length=%d\n", + skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset), + le16_to_cpu(uap_rx_pd->rx_pkt_length)); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return 0; + } + + if (rx_pkt_type == PKT_TYPE_MGMT) { + ret = mwifiex_process_mgmt_packet(priv, skb); + if (ret) + dev_err(adapter->dev, "Rx of mgmt packet failed"); + dev_kfree_skb_any(skb); + return ret; + } + + memcpy(ta, rx_pkt_hdr->eth803_hdr.h_source, ETH_ALEN); + + if (rx_pkt_type != PKT_TYPE_BAR && uap_rx_pd->priority < MAX_NUM_TID) { + node = mwifiex_get_sta_entry(priv, ta); + if (node) + node->rx_seq[uap_rx_pd->priority] = + le16_to_cpu(uap_rx_pd->seq_num); + } + + if (!priv->ap_11n_enabled || + (!mwifiex_11n_get_rx_reorder_tbl(priv, uap_rx_pd->priority, ta) && + (le16_to_cpu(uap_rx_pd->rx_pkt_type) != PKT_TYPE_AMSDU))) { + ret = mwifiex_handle_uap_rx_forward(priv, skb); + return ret; + } + + /* Reorder and send to kernel */ + pkt_type = (u8)le16_to_cpu(uap_rx_pd->rx_pkt_type); + ret = mwifiex_11n_rx_reorder_pkt(priv, le16_to_cpu(uap_rx_pd->seq_num), + uap_rx_pd->priority, ta, pkt_type, + skb); + + if (ret || (rx_pkt_type == PKT_TYPE_BAR)) + dev_kfree_skb_any(skb); + + if (ret) + priv->stats.rx_dropped++; + + return ret; +} + +/* + * This function fills the TxPD for AP tx packets. + * + * The Tx buffer received by this function should already have the + * header space allocated for TxPD. + * + * This function inserts the TxPD in between interface header and actual + * data and adjusts the buffer pointers accordingly. + * + * The following TxPD fields are set by this function, as required - + * - BSS number + * - Tx packet length and offset + * - Priority + * - Packet delay + * - Priority specific Tx control + * - Flags + */ +void *mwifiex_process_uap_txpd(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct uap_txpd *txpd; + struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); + int pad, len; + u16 pkt_type; + + if (!skb->len) { + dev_err(adapter->dev, "Tx: bad packet length: %d\n", skb->len); + tx_info->status_code = -1; + return skb->data; + } + + pkt_type = mwifiex_is_skb_mgmt_frame(skb) ? PKT_TYPE_MGMT : 0; + + /* If skb->data is not aligned, add padding */ + pad = (4 - (((void *)skb->data - NULL) & 0x3)) % 4; + + len = sizeof(*txpd) + pad; + + BUG_ON(skb_headroom(skb) < len + INTF_HEADER_LEN); + + skb_push(skb, len); + + txpd = (struct uap_txpd *)skb->data; + memset(txpd, 0, sizeof(*txpd)); + txpd->bss_num = priv->bss_num; + txpd->bss_type = priv->bss_type; + txpd->tx_pkt_length = cpu_to_le16((u16)(skb->len - len)); + + txpd->priority = (u8)skb->priority; + txpd->pkt_delay_2ms = mwifiex_wmm_compute_drv_pkt_delay(priv, skb); + + if (txpd->priority < ARRAY_SIZE(priv->wmm.user_pri_pkt_tx_ctrl)) + /* + * Set the priority specific tx_control field, setting of 0 will + * cause the default value to be used later in this function. + */ + txpd->tx_control = + cpu_to_le32(priv->wmm.user_pri_pkt_tx_ctrl[txpd->priority]); + + /* Offset of actual data */ + if (pkt_type == PKT_TYPE_MGMT) { + /* Set the packet type and add header for management frame */ + txpd->tx_pkt_type = cpu_to_le16(pkt_type); + len += MWIFIEX_MGMT_FRAME_HEADER_SIZE; + } + + txpd->tx_pkt_offset = cpu_to_le16(len); + + /* make space for INTF_HEADER_LEN */ + skb_push(skb, INTF_HEADER_LEN); + + if (!txpd->tx_control) + /* TxCtrl set by user or default */ + txpd->tx_control = cpu_to_le32(priv->pkt_tx_ctrl); + + return skb->data; +} diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c new file mode 100644 index 00000000000..a8ce8130cfa --- /dev/null +++ b/drivers/net/wireless/mwifiex/usb.c @@ -0,0 +1,1052 @@ +/* + * Marvell Wireless LAN device driver: USB specific handling + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#include "main.h" +#include "usb.h" + +#define USB_VERSION "1.0" + +static u8 user_rmmod; +static struct mwifiex_if_ops usb_ops; +static struct semaphore add_remove_card_sem; + +static struct usb_device_id mwifiex_usb_table[] = { + /* 8797 */ + {USB_DEVICE(USB8XXX_VID, USB8797_PID_1)}, + {USB_DEVICE_AND_INTERFACE_INFO(USB8XXX_VID, USB8797_PID_2, + USB_CLASS_VENDOR_SPEC, + USB_SUBCLASS_VENDOR_SPEC, 0xff)}, + /* 8897 */ + {USB_DEVICE(USB8XXX_VID, USB8897_PID_1)}, + {USB_DEVICE_AND_INTERFACE_INFO(USB8XXX_VID, USB8897_PID_2, + USB_CLASS_VENDOR_SPEC, + USB_SUBCLASS_VENDOR_SPEC, 0xff)}, + { } /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, mwifiex_usb_table); + +static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size); + +/* This function handles received packet. Necessary action is taken based on + * cmd/event/data. + */ +static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, + struct sk_buff *skb, u8 ep) +{ + struct device *dev = adapter->dev; + u32 recv_type; + __le32 tmp; + int ret; + + if (adapter->hs_activated) + mwifiex_process_hs_config(adapter); + + if (skb->len < INTF_HEADER_LEN) { + dev_err(dev, "%s: invalid skb->len\n", __func__); + return -1; + } + + switch (ep) { + case MWIFIEX_USB_EP_CMD_EVENT: + dev_dbg(dev, "%s: EP_CMD_EVENT\n", __func__); + skb_copy_from_linear_data(skb, &tmp, INTF_HEADER_LEN); + recv_type = le32_to_cpu(tmp); + skb_pull(skb, INTF_HEADER_LEN); + + switch (recv_type) { + case MWIFIEX_USB_TYPE_CMD: + if (skb->len > MWIFIEX_SIZE_OF_CMD_BUFFER) { + dev_err(dev, "CMD: skb->len too large\n"); + ret = -1; + goto exit_restore_skb; + } else if (!adapter->curr_cmd) { + dev_dbg(dev, "CMD: no curr_cmd\n"); + if (adapter->ps_state == PS_STATE_SLEEP_CFM) { + mwifiex_process_sleep_confirm_resp( + adapter, skb->data, + skb->len); + ret = 0; + goto exit_restore_skb; + } + ret = -1; + goto exit_restore_skb; + } + + adapter->curr_cmd->resp_skb = skb; + adapter->cmd_resp_received = true; + break; + case MWIFIEX_USB_TYPE_EVENT: + if (skb->len < sizeof(u32)) { + dev_err(dev, "EVENT: skb->len too small\n"); + ret = -1; + goto exit_restore_skb; + } + skb_copy_from_linear_data(skb, &tmp, sizeof(u32)); + adapter->event_cause = le32_to_cpu(tmp); + dev_dbg(dev, "event_cause %#x\n", adapter->event_cause); + + if (skb->len > MAX_EVENT_SIZE) { + dev_err(dev, "EVENT: event body too large\n"); + ret = -1; + goto exit_restore_skb; + } + + memcpy(adapter->event_body, skb->data + + MWIFIEX_EVENT_HEADER_LEN, skb->len); + + adapter->event_received = true; + adapter->event_skb = skb; + break; + default: + dev_err(dev, "unknown recv_type %#x\n", recv_type); + return -1; + } + break; + case MWIFIEX_USB_EP_DATA: + dev_dbg(dev, "%s: EP_DATA\n", __func__); + if (skb->len > MWIFIEX_RX_DATA_BUF_SIZE) { + dev_err(dev, "DATA: skb->len too large\n"); + return -1; + } + skb_queue_tail(&adapter->usb_rx_data_q, skb); + adapter->data_received = true; + break; + default: + dev_err(dev, "%s: unknown endport %#x\n", __func__, ep); + return -1; + } + + return -EINPROGRESS; + +exit_restore_skb: + /* The buffer will be reused for further cmds/events */ + skb_push(skb, INTF_HEADER_LEN); + + return ret; +} + +static void mwifiex_usb_rx_complete(struct urb *urb) +{ + struct urb_context *context = (struct urb_context *)urb->context; + struct mwifiex_adapter *adapter = context->adapter; + struct sk_buff *skb = context->skb; + struct usb_card_rec *card; + int recv_length = urb->actual_length; + int size, status; + + if (!adapter || !adapter->card) { + pr_err("mwifiex adapter or card structure is not valid\n"); + return; + } + + card = (struct usb_card_rec *)adapter->card; + if (card->rx_cmd_ep == context->ep) + atomic_dec(&card->rx_cmd_urb_pending); + else + atomic_dec(&card->rx_data_urb_pending); + + if (recv_length) { + if (urb->status || (adapter->surprise_removed)) { + dev_err(adapter->dev, + "URB status is failed: %d\n", urb->status); + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + goto setup_for_next; + } + if (skb->len > recv_length) + skb_trim(skb, recv_length); + else + skb_put(skb, recv_length - skb->len); + + atomic_inc(&adapter->rx_pending); + status = mwifiex_usb_recv(adapter, skb, context->ep); + + dev_dbg(adapter->dev, "info: recv_length=%d, status=%d\n", + recv_length, status); + if (status == -EINPROGRESS) { + queue_work(adapter->workqueue, &adapter->main_work); + + /* urb for data_ep is re-submitted now; + * urb for cmd_ep will be re-submitted in callback + * mwifiex_usb_recv_complete + */ + if (card->rx_cmd_ep == context->ep) + return; + } else { + atomic_dec(&adapter->rx_pending); + if (status == -1) + dev_err(adapter->dev, + "received data processing failed!\n"); + + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + } + } else if (urb->status) { + if (!adapter->is_suspended) { + dev_warn(adapter->dev, + "Card is removed: %d\n", urb->status); + adapter->surprise_removed = true; + } + dev_kfree_skb_any(skb); + return; + } else { + /* Do not free skb in case of command ep */ + if (card->rx_cmd_ep != context->ep) + dev_kfree_skb_any(skb); + + /* fall through setup_for_next */ + } + +setup_for_next: + if (card->rx_cmd_ep == context->ep) + size = MWIFIEX_RX_CMD_BUF_SIZE; + else + size = MWIFIEX_RX_DATA_BUF_SIZE; + + mwifiex_usb_submit_rx_urb(context, size); + + return; +} + +static void mwifiex_usb_tx_complete(struct urb *urb) +{ + struct urb_context *context = (struct urb_context *)(urb->context); + struct mwifiex_adapter *adapter = context->adapter; + struct usb_card_rec *card = adapter->card; + + dev_dbg(adapter->dev, "%s: status: %d\n", __func__, urb->status); + + if (context->ep == card->tx_cmd_ep) { + dev_dbg(adapter->dev, "%s: CMD\n", __func__); + atomic_dec(&card->tx_cmd_urb_pending); + adapter->cmd_sent = false; + } else { + dev_dbg(adapter->dev, "%s: DATA\n", __func__); + atomic_dec(&card->tx_data_urb_pending); + mwifiex_write_data_complete(adapter, context->skb, 0, + urb->status ? -1 : 0); + } + + queue_work(adapter->workqueue, &adapter->main_work); + + return; +} + +static int mwifiex_usb_submit_rx_urb(struct urb_context *ctx, int size) +{ + struct mwifiex_adapter *adapter = ctx->adapter; + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + if (card->rx_cmd_ep != ctx->ep) { + ctx->skb = dev_alloc_skb(size); + if (!ctx->skb) { + dev_err(adapter->dev, + "%s: dev_alloc_skb failed\n", __func__); + return -ENOMEM; + } + } + + usb_fill_bulk_urb(ctx->urb, card->udev, + usb_rcvbulkpipe(card->udev, ctx->ep), ctx->skb->data, + size, mwifiex_usb_rx_complete, (void *)ctx); + + if (card->rx_cmd_ep == ctx->ep) + atomic_inc(&card->rx_cmd_urb_pending); + else + atomic_inc(&card->rx_data_urb_pending); + + if (usb_submit_urb(ctx->urb, GFP_ATOMIC)) { + dev_err(adapter->dev, "usb_submit_urb failed\n"); + dev_kfree_skb_any(ctx->skb); + ctx->skb = NULL; + + if (card->rx_cmd_ep == ctx->ep) + atomic_dec(&card->rx_cmd_urb_pending); + else + atomic_dec(&card->rx_data_urb_pending); + + return -1; + } + + return 0; +} + +static void mwifiex_usb_free(struct usb_card_rec *card) +{ + int i; + + if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb) + usb_kill_urb(card->rx_cmd.urb); + + usb_free_urb(card->rx_cmd.urb); + card->rx_cmd.urb = NULL; + + if (atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + if (card->rx_data_list[i].urb) + usb_kill_urb(card->rx_data_list[i].urb); + + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) { + usb_free_urb(card->rx_data_list[i].urb); + card->rx_data_list[i].urb = NULL; + } + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) { + usb_free_urb(card->tx_data_list[i].urb); + card->tx_data_list[i].urb = NULL; + } + + usb_free_urb(card->tx_cmd.urb); + card->tx_cmd.urb = NULL; + + return; +} + +/* This function probes an mwifiex device and registers it. It allocates + * the card structure, initiates the device registration and initialization + * procedure by adding a logical interface. + */ +static int mwifiex_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *udev = interface_to_usbdev(intf); + struct usb_host_interface *iface_desc = intf->cur_altsetting; + struct usb_endpoint_descriptor *epd; + int ret, i; + struct usb_card_rec *card; + u16 id_vendor, id_product, bcd_device, bcd_usb; + + card = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); + if (!card) + return -ENOMEM; + + id_vendor = le16_to_cpu(udev->descriptor.idVendor); + id_product = le16_to_cpu(udev->descriptor.idProduct); + bcd_device = le16_to_cpu(udev->descriptor.bcdDevice); + bcd_usb = le16_to_cpu(udev->descriptor.bcdUSB); + pr_debug("info: VID/PID = %X/%X, Boot2 version = %X\n", + id_vendor, id_product, bcd_device); + + /* PID_1 is used for firmware downloading only */ + switch (id_product) { + case USB8797_PID_1: + case USB8897_PID_1: + card->usb_boot_state = USB8XXX_FW_DNLD; + break; + case USB8797_PID_2: + case USB8897_PID_2: + card->usb_boot_state = USB8XXX_FW_READY; + break; + default: + pr_warning("unknown id_product %#x\n", id_product); + card->usb_boot_state = USB8XXX_FW_DNLD; + break; + } + + card->udev = udev; + card->intf = intf; + + pr_debug("info: bcdUSB=%#x Device Class=%#x SubClass=%#x Protocol=%#x\n", + udev->descriptor.bcdUSB, udev->descriptor.bDeviceClass, + udev->descriptor.bDeviceSubClass, + udev->descriptor.bDeviceProtocol); + + for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { + epd = &iface_desc->endpoint[i].desc; + if (usb_endpoint_dir_in(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->rx_cmd_ep = usb_endpoint_num(epd); + atomic_set(&card->rx_cmd_urb_pending, 0); + } + if (usb_endpoint_dir_in(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk IN: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->rx_data_ep = usb_endpoint_num(epd); + atomic_set(&card->rx_data_urb_pending, 0); + } + if (usb_endpoint_dir_out(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_DATA && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->tx_data_ep = usb_endpoint_num(epd); + atomic_set(&card->tx_data_urb_pending, 0); + } + if (usb_endpoint_dir_out(epd) && + usb_endpoint_num(epd) == MWIFIEX_USB_EP_CMD_EVENT && + usb_endpoint_xfer_bulk(epd)) { + pr_debug("info: bulk OUT: max pkt size: %d, addr: %d\n", + le16_to_cpu(epd->wMaxPacketSize), + epd->bEndpointAddress); + card->tx_cmd_ep = usb_endpoint_num(epd); + atomic_set(&card->tx_cmd_urb_pending, 0); + card->bulk_out_maxpktsize = + le16_to_cpu(epd->wMaxPacketSize); + } + } + + usb_set_intfdata(intf, card); + + ret = mwifiex_add_card(card, &add_remove_card_sem, &usb_ops, + MWIFIEX_USB); + if (ret) { + pr_err("%s: mwifiex_add_card failed: %d\n", __func__, ret); + usb_reset_device(udev); + kfree(card); + return ret; + } + + usb_get_dev(udev); + + return 0; +} + +/* Kernel needs to suspend all functions separately. Therefore all + * registered functions must have drivers with suspend and resume + * methods. Failing that the kernel simply removes the whole card. + * + * If already not suspended, this function allocates and sends a + * 'host sleep activate' request to the firmware and turns off the traffic. + */ +static int mwifiex_usb_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + int i; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return 0; + } + adapter = card->adapter; + + if (unlikely(adapter->is_suspended)) + dev_warn(adapter->dev, "Device already suspended\n"); + + mwifiex_enable_hs(adapter); + + /* 'is_suspended' flag indicates device is suspended. + * It must be set here before the usb_kill_urb() calls. Reason + * is in the complete handlers, urb->status(= -ENOENT) and + * this flag is used in combination to distinguish between a + * 'suspended' state and a 'disconnect' one. + */ + adapter->is_suspended = true; + adapter->hs_enabling = false; + + if (atomic_read(&card->rx_cmd_urb_pending) && card->rx_cmd.urb) + usb_kill_urb(card->rx_cmd.urb); + + if (atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + if (card->rx_data_list[i].urb) + usb_kill_urb(card->rx_data_list[i].urb); + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) + if (card->tx_data_list[i].urb) + usb_kill_urb(card->tx_data_list[i].urb); + + if (card->tx_cmd.urb) + usb_kill_urb(card->tx_cmd.urb); + + return 0; +} + +/* Kernel needs to suspend all functions separately. Therefore all + * registered functions must have drivers with suspend and resume + * methods. Failing that the kernel simply removes the whole card. + * + * If already not resumed, this function turns on the traffic and + * sends a 'host sleep cancel' request to the firmware. + */ +static int mwifiex_usb_resume(struct usb_interface *intf) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + int i; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return 0; + } + adapter = card->adapter; + + if (unlikely(!adapter->is_suspended)) { + dev_warn(adapter->dev, "Device already resumed\n"); + return 0; + } + + /* Indicate device resumed. The netdev queue will be resumed only + * after the urbs have been re-submitted + */ + adapter->is_suspended = false; + + if (!atomic_read(&card->rx_data_urb_pending)) + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) + mwifiex_usb_submit_rx_urb(&card->rx_data_list[i], + MWIFIEX_RX_DATA_BUF_SIZE); + + if (!atomic_read(&card->rx_cmd_urb_pending)) { + card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE); + if (card->rx_cmd.skb) + mwifiex_usb_submit_rx_urb(&card->rx_cmd, + MWIFIEX_RX_CMD_BUF_SIZE); + } + + /* Disable Host Sleep */ + if (adapter->hs_activated) + mwifiex_cancel_hs(mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY), + MWIFIEX_ASYNC_CMD); + + return 0; +} + +static void mwifiex_usb_disconnect(struct usb_interface *intf) +{ + struct usb_card_rec *card = usb_get_intfdata(intf); + struct mwifiex_adapter *adapter; + + if (!card || !card->adapter) { + pr_err("%s: card or card->adapter is NULL\n", __func__); + return; + } + + adapter = card->adapter; + if (!adapter->priv_num) + return; + + if (user_rmmod) { +#ifdef CONFIG_PM + if (adapter->is_suspended) + mwifiex_usb_resume(intf); +#endif + + mwifiex_deauthenticate_all(adapter); + + mwifiex_init_shutdown_fw(mwifiex_get_priv(adapter, + MWIFIEX_BSS_ROLE_ANY), + MWIFIEX_FUNC_SHUTDOWN); + } + + mwifiex_usb_free(card); + + dev_dbg(adapter->dev, "%s: removing card\n", __func__); + mwifiex_remove_card(adapter, &add_remove_card_sem); + + usb_set_intfdata(intf, NULL); + usb_put_dev(interface_to_usbdev(intf)); + kfree(card); + + return; +} + +static struct usb_driver mwifiex_usb_driver = { + .name = "mwifiex_usb", + .probe = mwifiex_usb_probe, + .disconnect = mwifiex_usb_disconnect, + .id_table = mwifiex_usb_table, + .suspend = mwifiex_usb_suspend, + .resume = mwifiex_usb_resume, + .soft_unbind = 1, +}; + +static int mwifiex_usb_tx_init(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + int i; + + card->tx_cmd.adapter = adapter; + card->tx_cmd.ep = card->tx_cmd_ep; + + card->tx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->tx_cmd.urb) { + dev_err(adapter->dev, "tx_cmd.urb allocation failed\n"); + return -ENOMEM; + } + + card->tx_data_ix = 0; + + for (i = 0; i < MWIFIEX_TX_DATA_URB; i++) { + card->tx_data_list[i].adapter = adapter; + card->tx_data_list[i].ep = card->tx_data_ep; + + card->tx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->tx_data_list[i].urb) { + dev_err(adapter->dev, + "tx_data_list[] urb allocation failed\n"); + return -ENOMEM; + } + } + + return 0; +} + +static int mwifiex_usb_rx_init(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + int i; + + card->rx_cmd.adapter = adapter; + card->rx_cmd.ep = card->rx_cmd_ep; + + card->rx_cmd.urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->rx_cmd.urb) { + dev_err(adapter->dev, "rx_cmd.urb allocation failed\n"); + return -ENOMEM; + } + + card->rx_cmd.skb = dev_alloc_skb(MWIFIEX_RX_CMD_BUF_SIZE); + if (!card->rx_cmd.skb) { + dev_err(adapter->dev, "rx_cmd.skb allocation failed\n"); + return -ENOMEM; + } + + if (mwifiex_usb_submit_rx_urb(&card->rx_cmd, MWIFIEX_RX_CMD_BUF_SIZE)) + return -1; + + for (i = 0; i < MWIFIEX_RX_DATA_URB; i++) { + card->rx_data_list[i].adapter = adapter; + card->rx_data_list[i].ep = card->rx_data_ep; + + card->rx_data_list[i].urb = usb_alloc_urb(0, GFP_KERNEL); + if (!card->rx_data_list[i].urb) { + dev_err(adapter->dev, + "rx_data_list[] urb allocation failed\n"); + return -1; + } + if (mwifiex_usb_submit_rx_urb(&card->rx_data_list[i], + MWIFIEX_RX_DATA_BUF_SIZE)) + return -1; + } + + return 0; +} + +static int mwifiex_write_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf, + u32 *len, u8 ep, u32 timeout) +{ + struct usb_card_rec *card = adapter->card; + int actual_length, ret; + + if (!(*len % card->bulk_out_maxpktsize)) + (*len)++; + + /* Send the data block */ + ret = usb_bulk_msg(card->udev, usb_sndbulkpipe(card->udev, ep), pbuf, + *len, &actual_length, timeout); + if (ret) { + dev_err(adapter->dev, "usb_bulk_msg for tx failed: %d\n", ret); + return ret; + } + + *len = actual_length; + + return ret; +} + +static int mwifiex_read_data_sync(struct mwifiex_adapter *adapter, u8 *pbuf, + u32 *len, u8 ep, u32 timeout) +{ + struct usb_card_rec *card = adapter->card; + int actual_length, ret; + + /* Receive the data response */ + ret = usb_bulk_msg(card->udev, usb_rcvbulkpipe(card->udev, ep), pbuf, + *len, &actual_length, timeout); + if (ret) { + dev_err(adapter->dev, "usb_bulk_msg for rx failed: %d\n", ret); + return ret; + } + + *len = actual_length; + + return ret; +} + +/* This function write a command/data packet to card. */ +static int mwifiex_usb_host_to_card(struct mwifiex_adapter *adapter, u8 ep, + struct sk_buff *skb, + struct mwifiex_tx_param *tx_param) +{ + struct usb_card_rec *card = adapter->card; + struct urb_context *context; + u8 *data = (u8 *)skb->data; + struct urb *tx_urb; + + if (adapter->is_suspended) { + dev_err(adapter->dev, + "%s: not allowed while suspended\n", __func__); + return -1; + } + + if (adapter->surprise_removed) { + dev_err(adapter->dev, "%s: device removed\n", __func__); + return -1; + } + + if (ep == card->tx_data_ep && + atomic_read(&card->tx_data_urb_pending) >= MWIFIEX_TX_DATA_URB) { + return -EBUSY; + } + + dev_dbg(adapter->dev, "%s: ep=%d\n", __func__, ep); + + if (ep == card->tx_cmd_ep) { + context = &card->tx_cmd; + } else { + if (card->tx_data_ix >= MWIFIEX_TX_DATA_URB) + card->tx_data_ix = 0; + context = &card->tx_data_list[card->tx_data_ix++]; + } + + context->adapter = adapter; + context->ep = ep; + context->skb = skb; + tx_urb = context->urb; + + usb_fill_bulk_urb(tx_urb, card->udev, usb_sndbulkpipe(card->udev, ep), + data, skb->len, mwifiex_usb_tx_complete, + (void *)context); + + tx_urb->transfer_flags |= URB_ZERO_PACKET; + + if (ep == card->tx_cmd_ep) + atomic_inc(&card->tx_cmd_urb_pending); + else + atomic_inc(&card->tx_data_urb_pending); + + if (usb_submit_urb(tx_urb, GFP_ATOMIC)) { + dev_err(adapter->dev, "%s: usb_submit_urb failed\n", __func__); + if (ep == card->tx_cmd_ep) { + atomic_dec(&card->tx_cmd_urb_pending); + } else { + atomic_dec(&card->tx_data_urb_pending); + if (card->tx_data_ix) + card->tx_data_ix--; + else + card->tx_data_ix = MWIFIEX_TX_DATA_URB; + } + + return -1; + } else { + if (ep == card->tx_data_ep && + atomic_read(&card->tx_data_urb_pending) == + MWIFIEX_TX_DATA_URB) + return -ENOSR; + } + + return -EINPROGRESS; +} + +/* This function register usb device and initialize parameter. */ +static int mwifiex_register_dev(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + card->adapter = adapter; + adapter->dev = &card->udev->dev; + + switch (le16_to_cpu(card->udev->descriptor.idProduct)) { + case USB8897_PID_1: + case USB8897_PID_2: + adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K; + strcpy(adapter->fw_name, USB8897_DEFAULT_FW_NAME); + break; + case USB8797_PID_1: + case USB8797_PID_2: + default: + adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K; + strcpy(adapter->fw_name, USB8797_DEFAULT_FW_NAME); + break; + } + + return 0; +} + +static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + card->adapter = NULL; +} + +static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, + struct mwifiex_fw_image *fw) +{ + int ret = 0; + u8 *firmware = fw->fw_buf, *recv_buff; + u32 retries = USB8XXX_FW_MAX_RETRY, dlen; + u32 fw_seqnum = 0, tlen = 0, dnld_cmd = 0; + struct fw_data *fwdata; + struct fw_sync_header sync_fw; + u8 check_winner = 1; + + if (!firmware) { + dev_err(adapter->dev, + "No firmware image found! Terminating download\n"); + ret = -1; + goto fw_exit; + } + + /* Allocate memory for transmit */ + fwdata = kzalloc(FW_DNLD_TX_BUF_SIZE, GFP_KERNEL); + if (!fwdata) + goto fw_exit; + + /* Allocate memory for receive */ + recv_buff = kzalloc(FW_DNLD_RX_BUF_SIZE, GFP_KERNEL); + if (!recv_buff) + goto cleanup; + + do { + /* Send pseudo data to check winner status first */ + if (check_winner) { + memset(&fwdata->fw_hdr, 0, sizeof(struct fw_header)); + dlen = 0; + } else { + /* copy the header of the fw_data to get the length */ + memcpy(&fwdata->fw_hdr, &firmware[tlen], + sizeof(struct fw_header)); + + dlen = le32_to_cpu(fwdata->fw_hdr.data_len); + dnld_cmd = le32_to_cpu(fwdata->fw_hdr.dnld_cmd); + tlen += sizeof(struct fw_header); + + memcpy(fwdata->data, &firmware[tlen], dlen); + + fwdata->seq_num = cpu_to_le32(fw_seqnum); + tlen += dlen; + } + + /* If the send/receive fails or CRC occurs then retry */ + while (retries--) { + u8 *buf = (u8 *)fwdata; + u32 len = FW_DATA_XMIT_SIZE; + + /* send the firmware block */ + ret = mwifiex_write_data_sync(adapter, buf, &len, + MWIFIEX_USB_EP_CMD_EVENT, + MWIFIEX_USB_TIMEOUT); + if (ret) { + dev_err(adapter->dev, + "write_data_sync: failed: %d\n", ret); + continue; + } + + buf = recv_buff; + len = FW_DNLD_RX_BUF_SIZE; + + /* Receive the firmware block response */ + ret = mwifiex_read_data_sync(adapter, buf, &len, + MWIFIEX_USB_EP_CMD_EVENT, + MWIFIEX_USB_TIMEOUT); + if (ret) { + dev_err(adapter->dev, + "read_data_sync: failed: %d\n", ret); + continue; + } + + memcpy(&sync_fw, recv_buff, + sizeof(struct fw_sync_header)); + + /* check 1st firmware block resp for highest bit set */ + if (check_winner) { + if (le32_to_cpu(sync_fw.cmd) & 0x80000000) { + dev_warn(adapter->dev, + "USB is not the winner %#x\n", + sync_fw.cmd); + + /* returning success */ + ret = 0; + goto cleanup; + } + + dev_dbg(adapter->dev, + "USB is the winner, start to download FW\n"); + + check_winner = 0; + break; + } + + /* check the firmware block response for CRC errors */ + if (sync_fw.cmd) { + dev_err(adapter->dev, + "FW received block with CRC %#x\n", + sync_fw.cmd); + ret = -1; + continue; + } + + retries = USB8XXX_FW_MAX_RETRY; + break; + } + fw_seqnum++; + } while ((dnld_cmd != FW_HAS_LAST_BLOCK) && retries); + +cleanup: + dev_dbg(adapter->dev, "%s: %d bytes downloaded\n", __func__, tlen); + + kfree(recv_buff); + kfree(fwdata); + + if (retries) + ret = 0; +fw_exit: + return ret; +} + +static int mwifiex_usb_dnld_fw(struct mwifiex_adapter *adapter, + struct mwifiex_fw_image *fw) +{ + int ret; + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + if (card->usb_boot_state == USB8XXX_FW_DNLD) { + ret = mwifiex_prog_fw_w_helper(adapter, fw); + if (ret) + return -1; + + /* Boot state changes after successful firmware download */ + if (card->usb_boot_state == USB8XXX_FW_DNLD) + return -1; + } + + ret = mwifiex_usb_rx_init(adapter); + if (!ret) + ret = mwifiex_usb_tx_init(adapter); + + return ret; +} + +static void mwifiex_submit_rx_urb(struct mwifiex_adapter *adapter, u8 ep) +{ + struct usb_card_rec *card = (struct usb_card_rec *)adapter->card; + + skb_push(card->rx_cmd.skb, INTF_HEADER_LEN); + if ((ep == card->rx_cmd_ep) && + (!atomic_read(&card->rx_cmd_urb_pending))) + mwifiex_usb_submit_rx_urb(&card->rx_cmd, + MWIFIEX_RX_CMD_BUF_SIZE); + + return; +} + +static int mwifiex_usb_cmd_event_complete(struct mwifiex_adapter *adapter, + struct sk_buff *skb) +{ + atomic_dec(&adapter->rx_pending); + mwifiex_submit_rx_urb(adapter, MWIFIEX_USB_EP_CMD_EVENT); + + return 0; +} + +static int mwifiex_usb_data_complete(struct mwifiex_adapter *adapter) +{ + atomic_dec(&adapter->rx_pending); + + return 0; +} + +/* This function wakes up the card. */ +static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) +{ + /* Simulation of HS_AWAKE event */ + adapter->pm_wakeup_fw_try = false; + adapter->pm_wakeup_card_req = false; + adapter->ps_state = PS_STATE_AWAKE; + + return 0; +} + +static struct mwifiex_if_ops usb_ops = { + .register_dev = mwifiex_register_dev, + .unregister_dev = mwifiex_unregister_dev, + .wakeup = mwifiex_pm_wakeup_card, + .wakeup_complete = mwifiex_pm_wakeup_card_complete, + + /* USB specific */ + .dnld_fw = mwifiex_usb_dnld_fw, + .cmdrsp_complete = mwifiex_usb_cmd_event_complete, + .event_complete = mwifiex_usb_cmd_event_complete, + .data_complete = mwifiex_usb_data_complete, + .host_to_card = mwifiex_usb_host_to_card, +}; + +/* This function initializes the USB driver module. + * + * This initiates the semaphore and registers the device with + * USB bus. + */ +static int mwifiex_usb_init_module(void) +{ + int ret; + + pr_debug("Marvell USB8797 Driver\n"); + + sema_init(&add_remove_card_sem, 1); + + ret = usb_register(&mwifiex_usb_driver); + if (ret) + pr_err("Driver register failed!\n"); + else + pr_debug("info: Driver registered successfully!\n"); + + return ret; +} + +/* This function cleans up the USB driver. + * + * The following major steps are followed in .disconnect for cleanup: + * - Resume the device if its suspended + * - Disconnect the device if connected + * - Shutdown the firmware + * - Unregister the device from USB bus. + */ +static void mwifiex_usb_cleanup_module(void) +{ + if (!down_interruptible(&add_remove_card_sem)) + up(&add_remove_card_sem); + + /* set the flag as user is removing this module */ + user_rmmod = 1; + + usb_deregister(&mwifiex_usb_driver); +} + +module_init(mwifiex_usb_init_module); +module_exit(mwifiex_usb_cleanup_module); + +MODULE_AUTHOR("Marvell International Ltd."); +MODULE_DESCRIPTION("Marvell WiFi-Ex USB Driver version" USB_VERSION); +MODULE_VERSION(USB_VERSION); +MODULE_LICENSE("GPL v2"); +MODULE_FIRMWARE(USB8797_DEFAULT_FW_NAME); +MODULE_FIRMWARE(USB8897_DEFAULT_FW_NAME); diff --git a/drivers/net/wireless/mwifiex/usb.h b/drivers/net/wireless/mwifiex/usb.h new file mode 100644 index 00000000000..15b73d12e99 --- /dev/null +++ b/drivers/net/wireless/mwifiex/usb.h @@ -0,0 +1,103 @@ +/* + * This file contains definitions for mwifiex USB interface driver. + * + * Copyright (C) 2012, Marvell International Ltd. + * + * This software file (the "File") is distributed by Marvell International + * Ltd. under the terms of the GNU General Public License Version 2, June 1991 + * (the "License"). You may use, redistribute and/or modify this File in + * accordance with the terms and conditions of the License, a copy of which + * is available by writing to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the + * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. + * + * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE + * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE + * ARE EXPRESSLY DISCLAIMED. The License provides additional details about + * this warranty disclaimer. + */ + +#ifndef _MWIFIEX_USB_H +#define _MWIFIEX_USB_H + +#include <linux/usb.h> + +#define USB8XXX_VID 0x1286 + +#define USB8797_PID_1 0x2043 +#define USB8797_PID_2 0x2044 +#define USB8897_PID_1 0x2045 +#define USB8897_PID_2 0x2046 + +#define USB8XXX_FW_DNLD 1 +#define USB8XXX_FW_READY 2 +#define USB8XXX_FW_MAX_RETRY 3 + +#define MWIFIEX_TX_DATA_URB 6 +#define MWIFIEX_RX_DATA_URB 6 +#define MWIFIEX_USB_TIMEOUT 100 + +#define USB8797_DEFAULT_FW_NAME "mrvl/usb8797_uapsta.bin" +#define USB8897_DEFAULT_FW_NAME "mrvl/usb8897_uapsta.bin" + +#define FW_DNLD_TX_BUF_SIZE 620 +#define FW_DNLD_RX_BUF_SIZE 2048 +#define FW_HAS_LAST_BLOCK 0x00000004 + +#define FW_DATA_XMIT_SIZE \ + (sizeof(struct fw_header) + dlen + sizeof(u32)) + +struct urb_context { + struct mwifiex_adapter *adapter; + struct sk_buff *skb; + struct urb *urb; + u8 ep; +}; + +struct usb_card_rec { + struct mwifiex_adapter *adapter; + struct usb_device *udev; + struct usb_interface *intf; + u8 rx_cmd_ep; + struct urb_context rx_cmd; + atomic_t rx_cmd_urb_pending; + struct urb_context rx_data_list[MWIFIEX_RX_DATA_URB]; + u8 usb_boot_state; + u8 rx_data_ep; + atomic_t rx_data_urb_pending; + u8 tx_data_ep; + u8 tx_cmd_ep; + atomic_t tx_data_urb_pending; + atomic_t tx_cmd_urb_pending; + int bulk_out_maxpktsize; + struct urb_context tx_cmd; + int tx_data_ix; + struct urb_context tx_data_list[MWIFIEX_TX_DATA_URB]; +}; + +struct fw_header { + __le32 dnld_cmd; + __le32 base_addr; + __le32 data_len; + __le32 crc; +}; + +struct fw_sync_header { + __le32 cmd; + __le32 seq_num; +}; + +struct fw_data { + struct fw_header fw_hdr; + __le32 seq_num; + u8 data[1]; +}; + +/* This function is called after the card has woken up. */ +static inline int +mwifiex_pm_wakeup_card_complete(struct mwifiex_adapter *adapter) +{ + return 0; +} + +#endif /*_MWIFIEX_USB_H */ diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index 06976f517f6..6da5abf52e6 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -72,7 +72,7 @@ int mwifiex_init_shutdown_fw(struct mwifiex_private *priv, return -1; } - return mwifiex_send_cmd_sync(priv, cmd, HostCmd_ACT_GEN_SET, 0, NULL); + return mwifiex_send_cmd(priv, cmd, HostCmd_ACT_GEN_SET, 0, NULL, true); } EXPORT_SYMBOL_GPL(mwifiex_init_shutdown_fw); @@ -91,12 +91,12 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, memcpy(info->packets_out, priv->wmm.packets_out, sizeof(priv->wmm.packets_out)); - info->max_tx_buf_size = (u32) adapter->max_tx_buf_size; + info->curr_tx_buf_size = (u32) adapter->curr_tx_buf_size; info->tx_buf_size = (u32) adapter->tx_buf_size; - info->rx_tbl_num = mwifiex_get_rx_reorder_tbl( - priv, info->rx_tbl); - info->tx_tbl_num = mwifiex_get_tx_ba_stream_tbl( - priv, info->tx_tbl); + info->rx_tbl_num = mwifiex_get_rx_reorder_tbl(priv, + info->rx_tbl); + info->tx_tbl_num = mwifiex_get_tx_ba_stream_tbl(priv, + info->tx_tbl); info->ps_mode = adapter->ps_mode; info->ps_state = adapter->ps_state; info->is_deep_sleep = adapter->is_deep_sleep; @@ -104,22 +104,22 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, info->pm_wakeup_fw_try = adapter->pm_wakeup_fw_try; info->is_hs_configured = adapter->is_hs_configured; info->hs_activated = adapter->hs_activated; + info->is_cmd_timedout = adapter->is_cmd_timedout; info->num_cmd_host_to_card_failure - = adapter->dbg.num_cmd_host_to_card_failure; + = adapter->dbg.num_cmd_host_to_card_failure; info->num_cmd_sleep_cfm_host_to_card_failure = adapter->dbg.num_cmd_sleep_cfm_host_to_card_failure; info->num_tx_host_to_card_failure - = adapter->dbg.num_tx_host_to_card_failure; + = adapter->dbg.num_tx_host_to_card_failure; info->num_event_deauth = adapter->dbg.num_event_deauth; info->num_event_disassoc = adapter->dbg.num_event_disassoc; info->num_event_link_lost = adapter->dbg.num_event_link_lost; info->num_cmd_deauth = adapter->dbg.num_cmd_deauth; info->num_cmd_assoc_success = - adapter->dbg.num_cmd_assoc_success; + adapter->dbg.num_cmd_assoc_success; info->num_cmd_assoc_failure = - adapter->dbg.num_cmd_assoc_failure; + adapter->dbg.num_cmd_assoc_failure; info->num_tx_timeout = adapter->dbg.num_tx_timeout; - info->num_cmd_timeout = adapter->dbg.num_cmd_timeout; info->timeout_cmd_id = adapter->dbg.timeout_cmd_id; info->timeout_cmd_act = adapter->dbg.timeout_cmd_act; memcpy(info->last_cmd_id, adapter->dbg.last_cmd_id, @@ -142,6 +142,42 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, } /* + * This function processes the received management packet and send it + * to the kernel. + */ +int +mwifiex_process_mgmt_packet(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct rxpd *rx_pd; + u16 pkt_len; + + if (!skb) + return -1; + + rx_pd = (struct rxpd *)skb->data; + + skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset)); + skb_pull(skb, sizeof(pkt_len)); + + pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + + /* Remove address4 */ + memmove(skb->data + sizeof(struct ieee80211_hdr_3addr), + skb->data + sizeof(struct ieee80211_hdr), + pkt_len - sizeof(struct ieee80211_hdr)); + + pkt_len -= ETH_ALEN + sizeof(pkt_len); + rx_pd->rx_pkt_length = cpu_to_le16(pkt_len); + + cfg80211_rx_mgmt(priv->wdev, priv->roc_cfg.chan.center_freq, + CAL_RSSI(rx_pd->snr, rx_pd->nf), skb->data, pkt_len, + 0, GFP_ATOMIC); + + return 0; +} + +/* * This function processes the received packet before sending it to the * kernel. * @@ -150,24 +186,40 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, * the function creates a blank SKB, fills it with the data from the * received buffer and then sends this new SKB to the kernel. */ -int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb) +int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb) { - struct mwifiex_rxinfo *rx_info; - struct mwifiex_private *priv; - if (!skb) return -1; - rx_info = MWIFIEX_SKB_RXCB(skb); - priv = mwifiex_bss_index_to_priv(adapter, rx_info->bss_index); - if (!priv) - return -1; + priv->stats.rx_bytes += skb->len; + priv->stats.rx_packets++; skb->dev = priv->netdev; skb->protocol = eth_type_trans(skb, priv->netdev); skb->ip_summed = CHECKSUM_NONE; - priv->stats.rx_bytes += skb->len; - priv->stats.rx_packets++; + + /* This is required only in case of 11n and USB/PCIE as we alloc + * a buffer of 4K only if its 11N (to be able to receive 4K + * AMSDU packets). In case of SD we allocate buffers based + * on the size of packet and hence this is not needed. + * + * Modifying the truesize here as our allocation for each + * skb is 4K but we only receive 2K packets and this cause + * the kernel to start dropping packets in case where + * application has allocated buffer based on 2K size i.e. + * if there a 64K packet received (in IP fragments and + * application allocates 64K to receive this packet but + * this packet would almost double up because we allocate + * each 1.5K fragment in 4K and pass it up. As soon as the + * 64K limit hits kernel will start to drop rest of the + * fragments. Currently we fail the Filesndl-ht.scr script + * for UDP, hence this fix + */ + if ((priv->adapter->iface_type == MWIFIEX_USB || + priv->adapter->iface_type == MWIFIEX_PCIE) && + (skb->truesize > MWIFIEX_RX_DATA_BUF_SIZE)) + skb->truesize += (skb->len - MWIFIEX_RX_DATA_BUF_SIZE); + if (in_interrupt()) netif_rx(skb); else @@ -188,9 +240,8 @@ int mwifiex_recv_packet(struct mwifiex_adapter *adapter, struct sk_buff *skb) int mwifiex_complete_cmd(struct mwifiex_adapter *adapter, struct cmd_ctrl_node *cmd_node) { - atomic_dec(&adapter->cmd_pending); dev_dbg(adapter->dev, "cmd completed: status=%d\n", - adapter->cmd_wait_q.status); + adapter->cmd_wait_q.status); *(cmd_node->condition) = true; @@ -201,3 +252,117 @@ int mwifiex_complete_cmd(struct mwifiex_adapter *adapter, return 0; } + +/* This function will return the pointer to station entry in station list + * table which matches specified mac address. + * This function should be called after acquiring RA list spinlock. + * NULL is returned if station entry is not found in associated STA list. + */ +struct mwifiex_sta_node * +mwifiex_get_sta_entry(struct mwifiex_private *priv, const u8 *mac) +{ + struct mwifiex_sta_node *node; + + if (!mac) + return NULL; + + list_for_each_entry(node, &priv->sta_list, list) { + if (!memcmp(node->mac_addr, mac, ETH_ALEN)) + return node; + } + + return NULL; +} + +/* This function will add a sta_node entry to associated station list + * table with the given mac address. + * If entry exist already, existing entry is returned. + * If received mac address is NULL, NULL is returned. + */ +struct mwifiex_sta_node * +mwifiex_add_sta_entry(struct mwifiex_private *priv, const u8 *mac) +{ + struct mwifiex_sta_node *node; + unsigned long flags; + + if (!mac) + return NULL; + + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + node = mwifiex_get_sta_entry(priv, mac); + if (node) + goto done; + + node = kzalloc(sizeof(*node), GFP_ATOMIC); + if (!node) + goto done; + + memcpy(node->mac_addr, mac, ETH_ALEN); + list_add_tail(&node->list, &priv->sta_list); + +done: + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); + return node; +} + +/* This function will search for HT IE in association request IEs + * and set station HT parameters accordingly. + */ +void +mwifiex_set_sta_ht_cap(struct mwifiex_private *priv, const u8 *ies, + int ies_len, struct mwifiex_sta_node *node) +{ + const struct ieee80211_ht_cap *ht_cap; + + if (!ies) + return; + + ht_cap = (void *)cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ies, ies_len); + if (ht_cap) { + node->is_11n_enabled = 1; + node->max_amsdu = le16_to_cpu(ht_cap->cap_info) & + IEEE80211_HT_CAP_MAX_AMSDU ? + MWIFIEX_TX_DATA_BUF_SIZE_8K : + MWIFIEX_TX_DATA_BUF_SIZE_4K; + } else { + node->is_11n_enabled = 0; + } + + return; +} + +/* This function will delete a station entry from station list */ +void mwifiex_del_sta_entry(struct mwifiex_private *priv, const u8 *mac) +{ + struct mwifiex_sta_node *node; + unsigned long flags; + + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + + node = mwifiex_get_sta_entry(priv, mac); + if (node) { + list_del(&node->list); + kfree(node); + } + + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); + return; +} + +/* This function will delete all stations from associated station list. */ +void mwifiex_del_all_sta_list(struct mwifiex_private *priv) +{ + struct mwifiex_sta_node *node, *tmp; + unsigned long flags; + + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + + list_for_each_entry_safe(node, tmp, &priv->sta_list, list) { + list_del(&node->list); + kfree(node); + } + + INIT_LIST_HEAD(&priv->sta_list); + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); + return; +} diff --git a/drivers/net/wireless/mwifiex/util.h b/drivers/net/wireless/mwifiex/util.h index f6d36b9654a..caadb3737b9 100644 --- a/drivers/net/wireless/mwifiex/util.h +++ b/drivers/net/wireless/mwifiex/util.h @@ -20,18 +20,57 @@ #ifndef _MWIFIEX_UTIL_H_ #define _MWIFIEX_UTIL_H_ +struct mwifiex_dma_mapping { + dma_addr_t addr; + size_t len; +}; + +struct mwifiex_cb { + struct mwifiex_dma_mapping dma_mapping; + union { + struct mwifiex_rxinfo rx_info; + struct mwifiex_txinfo tx_info; + }; +}; + static inline struct mwifiex_rxinfo *MWIFIEX_SKB_RXCB(struct sk_buff *skb) { - return (struct mwifiex_rxinfo *)(skb->cb + sizeof(phys_addr_t)); + struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb; + + BUILD_BUG_ON(sizeof(struct mwifiex_cb) > sizeof(skb->cb)); + return &cb->rx_info; } static inline struct mwifiex_txinfo *MWIFIEX_SKB_TXCB(struct sk_buff *skb) { - return (struct mwifiex_txinfo *)(skb->cb + sizeof(phys_addr_t)); + struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb; + + return &cb->tx_info; } -static inline phys_addr_t *MWIFIEX_SKB_PACB(struct sk_buff *skb) +static inline void mwifiex_store_mapping(struct sk_buff *skb, + struct mwifiex_dma_mapping *mapping) { - return (phys_addr_t *)skb->cb; + struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb; + + memcpy(&cb->dma_mapping, mapping, sizeof(*mapping)); } + +static inline void mwifiex_get_mapping(struct sk_buff *skb, + struct mwifiex_dma_mapping *mapping) +{ + struct mwifiex_cb *cb = (struct mwifiex_cb *)skb->cb; + + memcpy(mapping, &cb->dma_mapping, sizeof(*mapping)); +} + +static inline dma_addr_t MWIFIEX_SKB_DMA_ADDR(struct sk_buff *skb) +{ + struct mwifiex_dma_mapping mapping; + + mwifiex_get_mapping(skb, &mapping); + + return mapping.addr; +} + #endif /* !_MWIFIEX_UTIL_H_ */ diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c index 6c239c3c824..d3671d009f6 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -37,6 +37,9 @@ /* Offset for TOS field in the IP header */ #define IPTOS_OFFSET 5 +static bool disable_tx_amsdu; +module_param(disable_tx_amsdu, bool, 0644); + /* WMM information IE */ static const u8 wmm_info_ie[] = { WLAN_EID_VENDOR_SPECIFIC, 0x07, 0x00, 0x50, 0xf2, 0x02, @@ -61,21 +64,6 @@ static u8 tos_to_tid[] = { 0x07 /* 1 1 1 AC_VO */ }; -/* - * This table inverses the tos_to_tid operation to get a priority - * which is in sequential order, and can be compared. - * Use this to compare the priority of two different TIDs. - */ -static u8 tos_to_tid_inv[] = { - 0x02, /* from tos_to_tid[2] = 0 */ - 0x00, /* from tos_to_tid[0] = 1 */ - 0x01, /* from tos_to_tid[1] = 2 */ - 0x03, - 0x04, - 0x05, - 0x06, - 0x07}; - static u8 ac_to_tid[4][2] = { {1, 2}, {0, 3}, {4, 5}, {6, 7} }; /* @@ -87,15 +75,15 @@ mwifiex_wmm_ac_debug_print(const struct ieee_types_wmm_ac_parameters *ac_param) const char *ac_str[] = { "BK", "BE", "VI", "VO" }; pr_debug("info: WMM AC_%s: ACI=%d, ACM=%d, Aifsn=%d, " - "EcwMin=%d, EcwMax=%d, TxopLimit=%d\n", - ac_str[wmm_aci_to_qidx_map[(ac_param->aci_aifsn_bitmap - & MWIFIEX_ACI) >> 5]], - (ac_param->aci_aifsn_bitmap & MWIFIEX_ACI) >> 5, - (ac_param->aci_aifsn_bitmap & MWIFIEX_ACM) >> 4, - ac_param->aci_aifsn_bitmap & MWIFIEX_AIFSN, - ac_param->ecw_bitmap & MWIFIEX_ECW_MIN, - (ac_param->ecw_bitmap & MWIFIEX_ECW_MAX) >> 4, - le16_to_cpu(ac_param->tx_op_limit)); + "EcwMin=%d, EcwMax=%d, TxopLimit=%d\n", + ac_str[wmm_aci_to_qidx_map[(ac_param->aci_aifsn_bitmap + & MWIFIEX_ACI) >> 5]], + (ac_param->aci_aifsn_bitmap & MWIFIEX_ACI) >> 5, + (ac_param->aci_aifsn_bitmap & MWIFIEX_ACM) >> 4, + ac_param->aci_aifsn_bitmap & MWIFIEX_AIFSN, + ac_param->ecw_bitmap & MWIFIEX_ECW_MIN, + (ac_param->ecw_bitmap & MWIFIEX_ECW_MAX) >> 4, + le16_to_cpu(ac_param->tx_op_limit)); } /* @@ -104,39 +92,64 @@ mwifiex_wmm_ac_debug_print(const struct ieee_types_wmm_ac_parameters *ac_param) * The function also initializes the list with the provided RA. */ static struct mwifiex_ra_list_tbl * -mwifiex_wmm_allocate_ralist_node(struct mwifiex_adapter *adapter, u8 *ra) +mwifiex_wmm_allocate_ralist_node(struct mwifiex_adapter *adapter, const u8 *ra) { struct mwifiex_ra_list_tbl *ra_list; ra_list = kzalloc(sizeof(struct mwifiex_ra_list_tbl), GFP_ATOMIC); - - if (!ra_list) { - dev_err(adapter->dev, "%s: failed to alloc ra_list\n", - __func__); + if (!ra_list) return NULL; - } + INIT_LIST_HEAD(&ra_list->list); skb_queue_head_init(&ra_list->skb_head); memcpy(ra_list->ra, ra, ETH_ALEN); - ra_list->total_pkts_size = 0; + ra_list->total_pkt_count = 0; dev_dbg(adapter->dev, "info: allocated ra_list %p\n", ra_list); return ra_list; } +/* This function returns random no between 16 and 32 to be used as threshold + * for no of packets after which BA setup is initiated. + */ +static u8 mwifiex_get_random_ba_threshold(void) +{ + u32 sec, usec; + struct timeval ba_tstamp; + u8 ba_threshold; + + /* setup ba_packet_threshold here random number between + * [BA_SETUP_PACKET_OFFSET, + * BA_SETUP_PACKET_OFFSET+BA_SETUP_MAX_PACKET_THRESHOLD-1] + */ + + do_gettimeofday(&ba_tstamp); + sec = (ba_tstamp.tv_sec & 0xFFFF) + (ba_tstamp.tv_sec >> 16); + usec = (ba_tstamp.tv_usec & 0xFFFF) + (ba_tstamp.tv_usec >> 16); + ba_threshold = (((sec << 16) + usec) % BA_SETUP_MAX_PACKET_THRESHOLD) + + BA_SETUP_PACKET_OFFSET; + + return ba_threshold; +} + /* * This function allocates and adds a RA list for all TIDs * with the given RA. */ -void -mwifiex_ralist_add(struct mwifiex_private *priv, u8 *ra) +void mwifiex_ralist_add(struct mwifiex_private *priv, const u8 *ra) { int i; struct mwifiex_ra_list_tbl *ra_list; struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_sta_node *node; + unsigned long flags; + + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + node = mwifiex_get_sta_entry(priv, ra); + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); for (i = 0; i < MAX_NUM_TID; ++i) { ra_list = mwifiex_wmm_allocate_ralist_node(adapter, ra); @@ -145,19 +158,34 @@ mwifiex_ralist_add(struct mwifiex_private *priv, u8 *ra) if (!ra_list) break; - if (!mwifiex_queuing_ra_based(priv)) - ra_list->is_11n_enabled = IS_11N_ENABLED(priv); - else - ra_list->is_11n_enabled = false; + ra_list->is_11n_enabled = 0; + ra_list->tdls_link = false; + if (!mwifiex_queuing_ra_based(priv)) { + if (mwifiex_get_tdls_link_status(priv, ra) == + TDLS_SETUP_COMPLETE) { + ra_list->tdls_link = true; + ra_list->is_11n_enabled = + mwifiex_tdls_peer_11n_enabled(priv, ra); + } else { + ra_list->is_11n_enabled = IS_11N_ENABLED(priv); + } + } else { + ra_list->is_11n_enabled = + mwifiex_is_sta_11n_enabled(priv, node); + if (ra_list->is_11n_enabled) + ra_list->max_amsdu = node->max_amsdu; + } dev_dbg(adapter->dev, "data: ralist %p: is_11n_enabled=%d\n", ra_list, ra_list->is_11n_enabled); + if (ra_list->is_11n_enabled) { + ra_list->ba_pkt_count = 0; + ra_list->ba_packet_thr = + mwifiex_get_random_ba_threshold(); + } list_add_tail(&ra_list->list, - &priv->wmm.tid_tbl_ptr[i].ra_list); - - if (!priv->wmm.tid_tbl_ptr[i].ra_list_curr) - priv->wmm.tid_tbl_ptr[i].ra_list_curr = ra_list; + &priv->wmm.tid_tbl_ptr[i].ra_list); } } @@ -177,8 +205,9 @@ static void mwifiex_wmm_default_queue_priorities(struct mwifiex_private *priv) * This function map ACs to TIDs. */ static void -mwifiex_wmm_queue_priorities_tid(struct mwifiex_wmm_desc *wmm) +mwifiex_wmm_queue_priorities_tid(struct mwifiex_private *priv) { + struct mwifiex_wmm_desc *wmm = &priv->wmm; u8 *queue_priority = wmm->queue_priority; int i; @@ -188,7 +217,7 @@ mwifiex_wmm_queue_priorities_tid(struct mwifiex_wmm_desc *wmm) } for (i = 0; i < MAX_NUM_TID; ++i) - tos_to_tid_inv[tos_to_tid[i]] = (u8)i; + priv->tos_to_tid_inv[tos_to_tid[i]] = (u8)i; atomic_set(&wmm->highest_queued_prio, HIGH_PRIO_TID); } @@ -217,22 +246,19 @@ mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv, wmm_ie->reserved); for (num_ac = 0; num_ac < ARRAY_SIZE(wmm_ie->ac_params); num_ac++) { - cw_min = (1 << (wmm_ie->ac_params[num_ac].ecw_bitmap & - MWIFIEX_ECW_MIN)) - 1; - avg_back_off = (cw_min >> 1) + - (wmm_ie->ac_params[num_ac].aci_aifsn_bitmap & - MWIFIEX_AIFSN); - - ac_idx = wmm_aci_to_qidx_map[(wmm_ie->ac_params[num_ac]. - aci_aifsn_bitmap & - MWIFIEX_ACI) >> 5]; + u8 ecw = wmm_ie->ac_params[num_ac].ecw_bitmap; + u8 aci_aifsn = wmm_ie->ac_params[num_ac].aci_aifsn_bitmap; + cw_min = (1 << (ecw & MWIFIEX_ECW_MIN)) - 1; + avg_back_off = (cw_min >> 1) + (aci_aifsn & MWIFIEX_AIFSN); + + ac_idx = wmm_aci_to_qidx_map[(aci_aifsn & MWIFIEX_ACI) >> 5]; priv->wmm.queue_priority[ac_idx] = ac_idx; tmp[ac_idx] = avg_back_off; - dev_dbg(priv->adapter->dev, "info: WMM: CWmax=%d CWmin=%d Avg Back-off=%d\n", - (1 << ((wmm_ie->ac_params[num_ac].ecw_bitmap & - MWIFIEX_ECW_MAX) >> 4)) - 1, - cw_min, avg_back_off); + dev_dbg(priv->adapter->dev, + "info: WMM: CWmax=%d CWmin=%d Avg Back-off=%d\n", + (1 << ((ecw & MWIFIEX_ECW_MAX) >> 4)) - 1, + cw_min, avg_back_off); mwifiex_wmm_ac_debug_print(&wmm_ie->ac_params[num_ac]); } @@ -252,7 +278,7 @@ mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv, } } - mwifiex_wmm_queue_priorities_tid(&priv->wmm); + mwifiex_wmm_queue_priorities_tid(priv); } /* @@ -312,13 +338,14 @@ mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv) /* WMM is not enabled, default priorities */ for (ac_val = WMM_AC_BK; ac_val <= WMM_AC_VO; ac_val++) priv->wmm.ac_down_graded_vals[ac_val] = - (enum mwifiex_wmm_ac_e) ac_val; + (enum mwifiex_wmm_ac_e) ac_val; } else { for (ac_val = WMM_AC_BK; ac_val <= WMM_AC_VO; ac_val++) { priv->wmm.ac_down_graded_vals[ac_val] = mwifiex_wmm_eval_downgrade_ac(priv, (enum mwifiex_wmm_ac_e) ac_val); - dev_dbg(priv->adapter->dev, "info: WMM: AC PRIO %d maps to %d\n", + dev_dbg(priv->adapter->dev, + "info: WMM: AC PRIO %d maps to %d\n", ac_val, priv->wmm.ac_down_graded_vals[ac_val]); } } @@ -354,8 +381,7 @@ mwifiex_wmm_convert_tos_to_ac(struct mwifiex_adapter *adapter, u32 tos) * AP is disabled (due to call admission control (ACM bit). Mapping * of TID to AC is taken care of internally. */ -static u8 -mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid) +u8 mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid) { enum mwifiex_wmm_ac_e ac, ac_down; u8 new_tid; @@ -387,24 +413,21 @@ mwifiex_wmm_init(struct mwifiex_adapter *adapter) continue; for (i = 0; i < MAX_NUM_TID; ++i) { - priv->aggr_prio_tbl[i].amsdu = tos_to_tid_inv[i]; - priv->aggr_prio_tbl[i].ampdu_ap = tos_to_tid_inv[i]; - priv->aggr_prio_tbl[i].ampdu_user = tos_to_tid_inv[i]; - priv->wmm.tid_tbl_ptr[i].ra_list_curr = NULL; + if (!disable_tx_amsdu && + adapter->tx_buf_size > MWIFIEX_TX_DATA_BUF_SIZE_2K) + priv->aggr_prio_tbl[i].amsdu = + priv->tos_to_tid_inv[i]; + else + priv->aggr_prio_tbl[i].amsdu = + BA_STREAM_NOT_ALLOWED; + priv->aggr_prio_tbl[i].ampdu_ap = + priv->tos_to_tid_inv[i]; + priv->aggr_prio_tbl[i].ampdu_user = + priv->tos_to_tid_inv[i]; } - priv->aggr_prio_tbl[6].amsdu - = priv->aggr_prio_tbl[6].ampdu_ap - = priv->aggr_prio_tbl[6].ampdu_user - = BA_STREAM_NOT_ALLOWED; - - priv->aggr_prio_tbl[7].amsdu = priv->aggr_prio_tbl[7].ampdu_ap - = priv->aggr_prio_tbl[7].ampdu_user - = BA_STREAM_NOT_ALLOWED; - - priv->add_ba_param.timeout = MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT; - priv->add_ba_param.tx_win_size = MWIFIEX_AMPDU_DEF_TXWINSIZE; - priv->add_ba_param.rx_win_size = MWIFIEX_AMPDU_DEF_RXWINSIZE; + mwifiex_set_ba_params(priv); + mwifiex_reset_11n_rx_seq_num(priv); atomic_set(&priv->wmm.tx_pkts_queued, 0); atomic_set(&priv->wmm.highest_queued_prio, HIGH_PRIO_TID); @@ -423,7 +446,7 @@ mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter) for (i = 0; i < adapter->priv_num; ++i) { priv = adapter->priv[i]; if (priv && atomic_read(&priv->wmm.tx_pkts_queued)) - return false; + return false; } return true; @@ -444,7 +467,7 @@ mwifiex_wmm_del_pkts_in_ralist_node(struct mwifiex_private *priv, struct sk_buff *skb, *tmp; skb_queue_walk_safe(&ra_list->skb_head, skb, tmp) - mwifiex_write_data_complete(adapter, skb, -1); + mwifiex_write_data_complete(adapter, skb, 0, -1); } /* @@ -472,7 +495,7 @@ static void mwifiex_wmm_cleanup_queues(struct mwifiex_private *priv) for (i = 0; i < MAX_NUM_TID; i++) mwifiex_wmm_del_pkts_in_ralist(priv, &priv->wmm.tid_tbl_ptr[i]. - ra_list); + ra_list); atomic_set(&priv->wmm.tx_pkts_queued, 0); atomic_set(&priv->wmm.highest_queued_prio, HIGH_PRIO_TID); @@ -488,16 +511,15 @@ static void mwifiex_wmm_delete_all_ralist(struct mwifiex_private *priv) for (i = 0; i < MAX_NUM_TID; ++i) { dev_dbg(priv->adapter->dev, - "info: ra_list: freeing buf for tid %d\n", i); + "info: ra_list: freeing buf for tid %d\n", i); list_for_each_entry_safe(ra_list, tmp_node, - &priv->wmm.tid_tbl_ptr[i].ra_list, list) { + &priv->wmm.tid_tbl_ptr[i].ra_list, + list) { list_del(&ra_list->list); kfree(ra_list); } INIT_LIST_HEAD(&priv->wmm.tid_tbl_ptr[i].ra_list); - - priv->wmm.tid_tbl_ptr[i].ra_list_curr = NULL; } } @@ -515,6 +537,7 @@ void mwifiex_clean_txrx(struct mwifiex_private *priv) { unsigned long flags; + struct sk_buff *skb, *tmp; mwifiex_11n_cleanup_reorder_tbl(priv); spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags); @@ -528,7 +551,13 @@ mwifiex_clean_txrx(struct mwifiex_private *priv) mwifiex_wmm_delete_all_ralist(priv); memcpy(tos_to_tid, ac_to_tid, sizeof(tos_to_tid)); + if (priv->adapter->if_ops.clean_pcie_ring && + !priv->adapter->surprise_removed) + priv->adapter->if_ops.clean_pcie_ring(priv->adapter); spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); + + skb_queue_walk_safe(&priv->tdls_txq, skb, tmp) + mwifiex_write_data_complete(priv->adapter, skb, 0, -1); } /* @@ -537,7 +566,7 @@ mwifiex_clean_txrx(struct mwifiex_private *priv) */ static struct mwifiex_ra_list_tbl * mwifiex_wmm_get_ralist_node(struct mwifiex_private *priv, u8 tid, - u8 *ra_addr) + const u8 *ra_addr) { struct mwifiex_ra_list_tbl *ra_list; @@ -557,8 +586,9 @@ mwifiex_wmm_get_ralist_node(struct mwifiex_private *priv, u8 tid, * If no such node is found, a new node is added first and then * retrieved. */ -static struct mwifiex_ra_list_tbl * -mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid, u8 *ra_addr) +struct mwifiex_ra_list_tbl * +mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid, + const u8 *ra_addr) { struct mwifiex_ra_list_tbl *ra_list; @@ -599,19 +629,33 @@ mwifiex_is_ralist_valid(struct mwifiex_private *priv, * is queued at the list tail. */ void -mwifiex_wmm_add_buf_txqueue(struct mwifiex_adapter *adapter, +mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv, struct sk_buff *skb) { - struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); - struct mwifiex_private *priv = adapter->priv[tx_info->bss_index]; + struct mwifiex_adapter *adapter = priv->adapter; u32 tid; struct mwifiex_ra_list_tbl *ra_list; u8 ra[ETH_ALEN], tid_down; unsigned long flags; + struct list_head list_head; + int tdls_status = TDLS_NOT_SETUP; + struct ethhdr *eth_hdr = (struct ethhdr *)skb->data; + struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb); + + memcpy(ra, eth_hdr->h_dest, ETH_ALEN); - if (!priv->media_connected) { + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA && + ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) { + if (ntohs(eth_hdr->h_proto) == ETH_P_TDLS) + dev_dbg(adapter->dev, + "TDLS setup packet for %pM. Don't block\n", ra); + else if (memcmp(priv->cfg_bssid, ra, ETH_ALEN)) + tdls_status = mwifiex_get_tdls_link_status(priv, ra); + } + + if (!priv->media_connected && !mwifiex_is_skb_mgmt_frame(skb)) { dev_dbg(adapter->dev, "data: drop packet in disconnect\n"); - mwifiex_write_data_complete(adapter, skb, -1); + mwifiex_write_data_complete(adapter, skb, 0, -1); return; } @@ -624,36 +668,53 @@ mwifiex_wmm_add_buf_txqueue(struct mwifiex_adapter *adapter, /* In case of infra as we have already created the list during association we just don't have to call get_queue_raptr, we will have only 1 raptr for a tid in case of infra */ - if (!mwifiex_queuing_ra_based(priv)) { - if (!list_empty(&priv->wmm.tid_tbl_ptr[tid_down].ra_list)) - ra_list = list_first_entry( - &priv->wmm.tid_tbl_ptr[tid_down].ra_list, - struct mwifiex_ra_list_tbl, list); - else - ra_list = NULL; + if (!mwifiex_queuing_ra_based(priv) && + !mwifiex_is_skb_mgmt_frame(skb)) { + switch (tdls_status) { + case TDLS_SETUP_COMPLETE: + ra_list = mwifiex_wmm_get_queue_raptr(priv, tid_down, + ra); + tx_info->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT; + break; + case TDLS_SETUP_INPROGRESS: + skb_queue_tail(&priv->tdls_txq, skb); + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, + flags); + return; + default: + list_head = priv->wmm.tid_tbl_ptr[tid_down].ra_list; + if (!list_empty(&list_head)) + ra_list = list_first_entry( + &list_head, struct mwifiex_ra_list_tbl, + list); + else + ra_list = NULL; + break; + } } else { memcpy(ra, skb->data, ETH_ALEN); - if (ra[0] & 0x01) + if (ra[0] & 0x01 || mwifiex_is_skb_mgmt_frame(skb)) memset(ra, 0xff, ETH_ALEN); ra_list = mwifiex_wmm_get_queue_raptr(priv, tid_down, ra); } if (!ra_list) { spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); - mwifiex_write_data_complete(adapter, skb, -1); + mwifiex_write_data_complete(adapter, skb, 0, -1); return; } skb_queue_tail(&ra_list->skb_head, skb); - ra_list->total_pkts_size += skb->len; - - atomic_inc(&priv->wmm.tx_pkts_queued); + ra_list->ba_pkt_count++; + ra_list->total_pkt_count++; if (atomic_read(&priv->wmm.highest_queued_prio) < - tos_to_tid_inv[tid_down]) + priv->tos_to_tid_inv[tid_down]) atomic_set(&priv->wmm.highest_queued_prio, - tos_to_tid_inv[tid_down]); + priv->tos_to_tid_inv[tid_down]); + + atomic_inc(&priv->wmm.tx_pkts_queued); spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); } @@ -674,7 +735,7 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, { u8 *curr = (u8 *) &resp->params.get_wmm_status; uint16_t resp_len = le16_to_cpu(resp->size), tlv_len; - int valid = true; + bool valid = true; struct mwifiex_ie_types_data *tlv_hdr; struct mwifiex_ie_types_wmm_queue_status *tlv_wmm_qstatus; @@ -682,12 +743,15 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, struct mwifiex_wmm_ac_status *ac_status; dev_dbg(priv->adapter->dev, "info: WMM: WMM_GET_STATUS cmdresp received: %d\n", - resp_len); + resp_len); while ((resp_len >= sizeof(tlv_hdr->header)) && valid) { tlv_hdr = (struct mwifiex_ie_types_data *) curr; tlv_len = le16_to_cpu(tlv_hdr->header.len); + if (resp_len < tlv_len + sizeof(tlv_hdr->header)) + break; + switch (le16_to_cpu(tlv_hdr->header.type)) { case TLV_TYPE_WMMQSTATUS: tlv_wmm_qstatus = @@ -696,15 +760,15 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, dev_dbg(priv->adapter->dev, "info: CMD_RESP: WMM_GET_STATUS:" " QSTATUS TLV: %d, %d, %d\n", - tlv_wmm_qstatus->queue_index, - tlv_wmm_qstatus->flow_required, - tlv_wmm_qstatus->disabled); + tlv_wmm_qstatus->queue_index, + tlv_wmm_qstatus->flow_required, + tlv_wmm_qstatus->disabled); ac_status = &priv->wmm.ac_status[tlv_wmm_qstatus-> queue_index]; ac_status->disabled = tlv_wmm_qstatus->disabled; ac_status->flow_required = - tlv_wmm_qstatus->flow_required; + tlv_wmm_qstatus->flow_required; ac_status->flow_created = tlv_wmm_qstatus->flow_created; break; @@ -773,29 +837,27 @@ mwifiex_wmm_process_association_req(struct mwifiex_private *priv, if (!wmm_ie) return 0; - dev_dbg(priv->adapter->dev, "info: WMM: process assoc req:" - "bss->wmmIe=0x%x\n", - wmm_ie->vend_hdr.element_id); + dev_dbg(priv->adapter->dev, + "info: WMM: process assoc req: bss->wmm_ie=%#x\n", + wmm_ie->vend_hdr.element_id); - if ((priv->wmm_required - || (ht_cap && (priv->adapter->config_bands & BAND_GN - || priv->adapter->config_bands & BAND_AN)) - ) - && wmm_ie->vend_hdr.element_id == WLAN_EID_VENDOR_SPECIFIC) { + if ((priv->wmm_required || + (ht_cap && (priv->adapter->config_bands & BAND_GN || + priv->adapter->config_bands & BAND_AN))) && + wmm_ie->vend_hdr.element_id == WLAN_EID_VENDOR_SPECIFIC) { wmm_tlv = (struct mwifiex_ie_types_wmm_param_set *) *assoc_buf; wmm_tlv->header.type = cpu_to_le16((u16) wmm_info_ie[0]); wmm_tlv->header.len = cpu_to_le16((u16) wmm_info_ie[1]); memcpy(wmm_tlv->wmm_ie, &wmm_info_ie[2], - le16_to_cpu(wmm_tlv->header.len)); + le16_to_cpu(wmm_tlv->header.len)); if (wmm_ie->qos_info_bitmap & IEEE80211_WMM_IE_AP_QOSINFO_UAPSD) memcpy((u8 *) (wmm_tlv->wmm_ie - + le16_to_cpu(wmm_tlv->header.len) - - sizeof(priv->wmm_qosinfo)), - &priv->wmm_qosinfo, - sizeof(priv->wmm_qosinfo)); + + le16_to_cpu(wmm_tlv->header.len) + - sizeof(priv->wmm_qosinfo)), + &priv->wmm_qosinfo, sizeof(priv->wmm_qosinfo)); ret_len = sizeof(wmm_tlv->header) - + le16_to_cpu(wmm_tlv->header.len); + + le16_to_cpu(wmm_tlv->header.len); *assoc_buf += ret_len; } @@ -814,7 +876,7 @@ mwifiex_wmm_process_association_req(struct mwifiex_private *priv, */ u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv, - const struct sk_buff *skb) + const struct sk_buff *skb) { u8 ret_val; struct timeval out_tstamp, in_tstamp; @@ -848,128 +910,106 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter, struct mwifiex_private **priv, int *tid) { struct mwifiex_private *priv_tmp; - struct mwifiex_ra_list_tbl *ptr, *head; - struct mwifiex_bss_prio_node *bssprio_node, *bssprio_head; + struct mwifiex_ra_list_tbl *ptr; struct mwifiex_tid_tbl *tid_ptr; - int is_list_empty; - unsigned long flags; + atomic_t *hqp; + unsigned long flags_bss, flags_ra; int i, j; + /* check the BSS with highest priority first */ for (j = adapter->priv_num - 1; j >= 0; --j) { spin_lock_irqsave(&adapter->bss_prio_tbl[j].bss_prio_lock, - flags); - is_list_empty = list_empty(&adapter->bss_prio_tbl[j] - .bss_prio_head); - spin_unlock_irqrestore(&adapter->bss_prio_tbl[j].bss_prio_lock, - flags); - if (is_list_empty) - continue; + flags_bss); - if (adapter->bss_prio_tbl[j].bss_prio_cur == - (struct mwifiex_bss_prio_node *) - &adapter->bss_prio_tbl[j].bss_prio_head) { - bssprio_node = - list_first_entry(&adapter->bss_prio_tbl[j] - .bss_prio_head, - struct mwifiex_bss_prio_node, - list); - bssprio_head = bssprio_node; - } else { - bssprio_node = adapter->bss_prio_tbl[j].bss_prio_cur; - bssprio_head = bssprio_node; - } + /* iterate over BSS with the equal priority */ + list_for_each_entry(adapter->bss_prio_tbl[j].bss_prio_cur, + &adapter->bss_prio_tbl[j].bss_prio_head, + list) { - do { - atomic_t *hqp; - spinlock_t *lock; + priv_tmp = adapter->bss_prio_tbl[j].bss_prio_cur->priv; - priv_tmp = bssprio_node->priv; - hqp = &priv_tmp->wmm.highest_queued_prio; - lock = &priv_tmp->wmm.ra_list_spinlock; + if (atomic_read(&priv_tmp->wmm.tx_pkts_queued) == 0) + continue; + /* iterate over the WMM queues of the BSS */ + hqp = &priv_tmp->wmm.highest_queued_prio; for (i = atomic_read(hqp); i >= LOW_PRIO_TID; --i) { + spin_lock_irqsave(&priv_tmp->wmm. + ra_list_spinlock, flags_ra); + tid_ptr = &(priv_tmp)->wmm. tid_tbl_ptr[tos_to_tid[i]]; - spin_lock_irqsave(&tid_ptr->tid_tbl_lock, - flags); - is_list_empty = - list_empty(&adapter->bss_prio_tbl[j] - .bss_prio_head); - spin_unlock_irqrestore(&tid_ptr->tid_tbl_lock, - flags); - if (is_list_empty) - continue; - - /* - * Always choose the next ra we transmitted - * last time, this way we pick the ra's in - * round robin fashion. - */ - ptr = list_first_entry( - &tid_ptr->ra_list_curr->list, - struct mwifiex_ra_list_tbl, - list); - - head = ptr; - if (ptr == (struct mwifiex_ra_list_tbl *) - &tid_ptr->ra_list) { - /* Get next ra */ - ptr = list_first_entry(&ptr->list, - struct mwifiex_ra_list_tbl, list); - head = ptr; + /* iterate over receiver addresses */ + list_for_each_entry(ptr, &tid_ptr->ra_list, + list) { + + if (!skb_queue_empty(&ptr->skb_head)) + /* holds both locks */ + goto found; } - do { - is_list_empty = - skb_queue_empty(&ptr->skb_head); - if (!is_list_empty) { - spin_lock_irqsave(lock, flags); - if (atomic_read(hqp) > i) - atomic_set(hqp, i); - spin_unlock_irqrestore(lock, - flags); - *priv = priv_tmp; - *tid = tos_to_tid[i]; - return ptr; - } - /* Get next ra */ - ptr = list_first_entry(&ptr->list, - struct mwifiex_ra_list_tbl, - list); - if (ptr == - (struct mwifiex_ra_list_tbl *) - &tid_ptr->ra_list) - ptr = list_first_entry( - &ptr->list, - struct mwifiex_ra_list_tbl, - list); - } while (ptr != head); + spin_unlock_irqrestore(&priv_tmp->wmm. + ra_list_spinlock, + flags_ra); } + } - /* No packet at any TID for this priv. Mark as such - * to skip checking TIDs for this priv (until pkt is - * added). - */ - atomic_set(hqp, NO_PKT_PRIO_TID); - - /* Get next bss priority node */ - bssprio_node = list_first_entry(&bssprio_node->list, - struct mwifiex_bss_prio_node, - list); - - if (bssprio_node == - (struct mwifiex_bss_prio_node *) - &adapter->bss_prio_tbl[j].bss_prio_head) - /* Get next bss priority node */ - bssprio_node = list_first_entry( - &bssprio_node->list, - struct mwifiex_bss_prio_node, - list); - } while (bssprio_node != bssprio_head); + spin_unlock_irqrestore(&adapter->bss_prio_tbl[j].bss_prio_lock, + flags_bss); } + return NULL; + +found: + /* holds bss_prio_lock / ra_list_spinlock */ + if (atomic_read(hqp) > i) + atomic_set(hqp, i); + spin_unlock_irqrestore(&priv_tmp->wmm.ra_list_spinlock, flags_ra); + spin_unlock_irqrestore(&adapter->bss_prio_tbl[j].bss_prio_lock, + flags_bss); + + *priv = priv_tmp; + *tid = tos_to_tid[i]; + + return ptr; +} + +/* This functions rotates ra and bss lists so packets are picked round robin. + * + * After a packet is successfully transmitted, rotate the ra list, so the ra + * next to the one transmitted, will come first in the list. This way we pick + * the ra' in a round robin fashion. Same applies to bss nodes of equal + * priority. + * + * Function also increments wmm.packets_out counter. + */ +void mwifiex_rotate_priolists(struct mwifiex_private *priv, + struct mwifiex_ra_list_tbl *ra, + int tid) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_bss_prio_tbl *tbl = adapter->bss_prio_tbl; + struct mwifiex_tid_tbl *tid_ptr = &priv->wmm.tid_tbl_ptr[tid]; + unsigned long flags; + + spin_lock_irqsave(&tbl[priv->bss_priority].bss_prio_lock, flags); + /* + * dirty trick: we remove 'head' temporarily and reinsert it after + * curr bss node. imagine list to stay fixed while head is moved + */ + list_move(&tbl[priv->bss_priority].bss_prio_head, + &tbl[priv->bss_priority].bss_prio_cur->list); + spin_unlock_irqrestore(&tbl[priv->bss_priority].bss_prio_lock, flags); + + spin_lock_irqsave(&priv->wmm.ra_list_spinlock, flags); + if (mwifiex_is_ralist_valid(priv, ra, tid)) { + priv->wmm.packets_out[tid]++; + /* same as above */ + list_move(&tid_ptr->ra_list, &ra->list); + } + spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags); } /* @@ -982,10 +1022,17 @@ mwifiex_is_11n_aggragation_possible(struct mwifiex_private *priv, { int count = 0, total_size = 0; struct sk_buff *skb, *tmp; + int max_amsdu_size; + + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP && priv->ap_11n_enabled && + ptr->is_11n_enabled) + max_amsdu_size = min_t(int, ptr->max_amsdu, max_buf_size); + else + max_amsdu_size = max_buf_size; skb_queue_walk_safe(&ptr->skb_head, skb, tmp) { total_size += skb->len; - if (total_size >= max_buf_size) + if (total_size >= max_amsdu_size) break; if (++count >= MIN_NUM_AMSDU) return true; @@ -1020,7 +1067,7 @@ mwifiex_send_single_packet(struct mwifiex_private *priv, tx_info = MWIFIEX_SKB_TXCB(skb); dev_dbg(adapter->dev, "data: dequeuing the packet %p %p\n", ptr, skb); - ptr->total_pkts_size -= skb->len; + ptr->total_pkt_count--; if (!skb_queue_empty(&ptr->skb_head)) skb_next = skb_peek(&ptr->skb_head); @@ -1039,31 +1086,20 @@ mwifiex_send_single_packet(struct mwifiex_private *priv, if (!mwifiex_is_ralist_valid(priv, ptr, ptr_index)) { spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); - mwifiex_write_data_complete(adapter, skb, -1); + mwifiex_write_data_complete(adapter, skb, 0, -1); return; } skb_queue_tail(&ptr->skb_head, skb); - ptr->total_pkts_size += skb->len; + ptr->total_pkt_count++; + ptr->ba_pkt_count++; tx_info->flags |= MWIFIEX_BUF_FLAG_REQUEUED_PKT; spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); } else { - spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); - if (mwifiex_is_ralist_valid(priv, ptr, ptr_index)) { - priv->wmm.packets_out[ptr_index]++; - priv->wmm.tid_tbl_ptr[ptr_index].ra_list_curr = ptr; - } - adapter->bss_prio_tbl[priv->bss_priority].bss_prio_cur = - list_first_entry( - &adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_cur->list, - struct mwifiex_bss_prio_node, - list); + mwifiex_rotate_priolists(priv, ptr, ptr_index); atomic_dec(&priv->wmm.tx_pkts_queued); - spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, - ra_list_flags); } } @@ -1122,11 +1158,19 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv, tx_info = MWIFIEX_SKB_TXCB(skb); spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); - tx_param.next_pkt_len = - ((skb_next) ? skb_next->len + - sizeof(struct txpd) : 0); - ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, skb, - &tx_param); + + if (adapter->iface_type == MWIFIEX_USB) { + adapter->data_sent = true; + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_USB_EP_DATA, + skb, NULL); + } else { + tx_param.next_pkt_len = + ((skb_next) ? skb_next->len + + sizeof(struct txpd) : 0); + ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA, + skb, &tx_param); + } + switch (ret) { case -EBUSY: dev_dbg(adapter->dev, "data: -EBUSY is returned\n"); @@ -1135,7 +1179,7 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv, if (!mwifiex_is_ralist_valid(priv, ptr, ptr_index)) { spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, ra_list_flags); - mwifiex_write_data_complete(adapter, skb, -1); + mwifiex_write_data_complete(adapter, skb, 0, -1); return; } @@ -1146,31 +1190,21 @@ mwifiex_send_processed_packet(struct mwifiex_private *priv, ra_list_flags); break; case -1: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; dev_err(adapter->dev, "host_to_card failed: %#x\n", ret); adapter->dbg.num_tx_host_to_card_failure++; - mwifiex_write_data_complete(adapter, skb, ret); + mwifiex_write_data_complete(adapter, skb, 0, ret); break; case -EINPROGRESS: - adapter->data_sent = false; + if (adapter->iface_type != MWIFIEX_PCIE) + adapter->data_sent = false; default: break; } if (ret != -EBUSY) { - spin_lock_irqsave(&priv->wmm.ra_list_spinlock, ra_list_flags); - if (mwifiex_is_ralist_valid(priv, ptr, ptr_index)) { - priv->wmm.packets_out[ptr_index]++; - priv->wmm.tid_tbl_ptr[ptr_index].ra_list_curr = ptr; - } - adapter->bss_prio_tbl[priv->bss_priority].bss_prio_cur = - list_first_entry( - &adapter->bss_prio_tbl[priv->bss_priority] - .bss_prio_cur->list, - struct mwifiex_bss_prio_node, - list); + mwifiex_rotate_priolists(priv, ptr, ptr_index); atomic_dec(&priv->wmm.tx_pkts_queued); - spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, - ra_list_flags); } } @@ -1209,33 +1243,42 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter) return 0; } - if (!ptr->is_11n_enabled || mwifiex_is_ba_stream_setup(priv, ptr, tid) - || ((priv->sec_info.wpa_enabled - || priv->sec_info.wpa2_enabled) && !priv->wpa_is_gtk_set) - ) { - mwifiex_send_single_packet(priv, ptr, ptr_index, flags); - /* ra_list_spinlock has been freed in - mwifiex_send_single_packet() */ + if (!ptr->is_11n_enabled || + mwifiex_is_ba_stream_setup(priv, ptr, tid) || + priv->wps.session_enable) { + if (ptr->is_11n_enabled && + mwifiex_is_ba_stream_setup(priv, ptr, tid) && + mwifiex_is_amsdu_in_ampdu_allowed(priv, ptr, tid) && + mwifiex_is_amsdu_allowed(priv, tid) && + mwifiex_is_11n_aggragation_possible(priv, ptr, + adapter->tx_buf_size)) + mwifiex_11n_aggregate_pkt(priv, ptr, ptr_index, flags); + /* ra_list_spinlock has been freed in + * mwifiex_11n_aggregate_pkt() + */ + else + mwifiex_send_single_packet(priv, ptr, ptr_index, flags); + /* ra_list_spinlock has been freed in + * mwifiex_send_single_packet() + */ } else { - if (mwifiex_is_ampdu_allowed(priv, tid)) { + if (mwifiex_is_ampdu_allowed(priv, ptr, tid) && + ptr->ba_pkt_count > ptr->ba_packet_thr) { if (mwifiex_space_avail_for_new_ba_stream(adapter)) { - mwifiex_11n_create_tx_ba_stream_tbl(priv, - ptr->ra, tid, - BA_STREAM_SETUP_INPROGRESS); + mwifiex_create_ba_tbl(priv, ptr->ra, tid, + BA_SETUP_INPROGRESS); mwifiex_send_addba(priv, tid, ptr->ra); } else if (mwifiex_find_stream_to_delete (priv, tid, &tid_del, ra)) { - mwifiex_11n_create_tx_ba_stream_tbl(priv, - ptr->ra, tid, - BA_STREAM_SETUP_INPROGRESS); + mwifiex_create_ba_tbl(priv, ptr->ra, tid, + BA_SETUP_INPROGRESS); mwifiex_send_delba(priv, tid_del, ra, 1); } } if (mwifiex_is_amsdu_allowed(priv, tid) && mwifiex_is_11n_aggragation_possible(priv, ptr, adapter->tx_buf_size)) - mwifiex_11n_aggregate_pkt(priv, ptr, INTF_HEADER_LEN, - ptr_index, flags); + mwifiex_11n_aggregate_pkt(priv, ptr, ptr_index, flags); /* ra_list_spinlock has been freed in mwifiex_11n_aggregate_pkt() */ else diff --git a/drivers/net/wireless/mwifiex/wmm.h b/drivers/net/wireless/mwifiex/wmm.h index fcea1f68792..eca56e371a5 100644 --- a/drivers/net/wireless/mwifiex/wmm.h +++ b/drivers/net/wireless/mwifiex/wmm.h @@ -31,6 +31,23 @@ enum ieee_types_wmm_ecw_bitmasks { MWIFIEX_ECW_MAX = (BIT(4) | BIT(5) | BIT(6) | BIT(7)), }; +static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; + +/* + * This table inverses the tos_to_tid operation to get a priority + * which is in sequential order, and can be compared. + * Use this to compare the priority of two different TIDs. + */ +static const u8 tos_to_tid_inv[] = { + 0x02, /* from tos_to_tid[2] = 0 */ + 0x00, /* from tos_to_tid[0] = 1 */ + 0x01, /* from tos_to_tid[1] = 2 */ + 0x03, + 0x04, + 0x05, + 0x06, + 0x07}; + /* * This function retrieves the TID of the given RA list. */ @@ -80,9 +97,11 @@ mwifiex_wmm_is_ra_list_empty(struct list_head *ra_list_hhead) return true; } -void mwifiex_wmm_add_buf_txqueue(struct mwifiex_adapter *adapter, +void mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv, struct sk_buff *skb); -void mwifiex_ralist_add(struct mwifiex_private *priv, u8 *ra); +void mwifiex_ralist_add(struct mwifiex_private *priv, const u8 *ra); +void mwifiex_rotate_priolists(struct mwifiex_private *priv, + struct mwifiex_ra_list_tbl *ra, int tid); int mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter); void mwifiex_wmm_process_tx(struct mwifiex_adapter *adapter); @@ -90,21 +109,22 @@ int mwifiex_is_ralist_valid(struct mwifiex_private *priv, struct mwifiex_ra_list_tbl *ra_list, int tid); u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv, - const struct sk_buff *skb); + const struct sk_buff *skb); void mwifiex_wmm_init(struct mwifiex_adapter *adapter); -extern u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv, - u8 **assoc_buf, - struct ieee_types_wmm_parameter - *wmmie, - struct ieee80211_ht_cap - *htcap); +u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv, + u8 **assoc_buf, + struct ieee_types_wmm_parameter *wmmie, + struct ieee80211_ht_cap *htcap); void mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv, - struct ieee_types_wmm_parameter - *wmm_ie); + struct ieee_types_wmm_parameter *wmm_ie); void mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv); -extern int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, - const struct host_cmd_ds_command *resp); +int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, + const struct host_cmd_ds_command *resp); +struct mwifiex_ra_list_tbl * +mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid, + const u8 *ra_addr); +u8 mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid); #endif /* !_MWIFIEX_WMM_H_ */ |