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path: root/drivers/net/wireless/libertas/fw.c
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Diffstat (limited to 'drivers/net/wireless/libertas/fw.c')
-rw-r--r--drivers/net/wireless/libertas/fw.c361
1 files changed, 0 insertions, 361 deletions
diff --git a/drivers/net/wireless/libertas/fw.c b/drivers/net/wireless/libertas/fw.c
deleted file mode 100644
index b194a457079..00000000000
--- a/drivers/net/wireless/libertas/fw.c
+++ /dev/null
@@ -1,361 +0,0 @@
-/**
- * This file contains the initialization for FW and HW
- */
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-
-#include <linux/vmalloc.h>
-#include <linux/firmware.h>
-#include <linux/version.h>
-
-#include "host.h"
-#include "sbi.h"
-#include "defs.h"
-#include "decl.h"
-#include "dev.h"
-#include "fw.h"
-#include "wext.h"
-#include "if_usb.h"
-
-char *libertas_fw_name = NULL;
-module_param_named(fw_name, libertas_fw_name, charp, 0644);
-
-unsigned int libertas_debug = 0;
-module_param(libertas_debug, int, 0);
-
-/**
- * @brief This function checks the validity of Boot2/FW image.
- *
- * @param data pointer to image
- * len image length
- * @return 0 or -1
- */
-static int check_fwfile_format(u8 *data, u32 totlen)
-{
- u8 bincmd, exit;
- u32 blksize, offset, len;
- int ret;
-
- ret = 1;
- exit = len = 0;
-
- do {
- bincmd = *data;
- blksize = *(u32*)(data + offsetof(struct fwheader, datalength));
- switch (bincmd) {
- case FW_HAS_DATA_TO_RECV:
- offset = sizeof(struct fwheader) + blksize;
- data += offset;
- len += offset;
- if (len >= totlen)
- exit = 1;
- break;
- case FW_HAS_LAST_BLOCK:
- exit = 1;
- ret = 0;
- break;
- default:
- exit = 1;
- break;
- }
- } while (!exit);
-
- if (ret)
- lbs_pr_err("bin file format check FAIL...\n");
- else
- lbs_pr_debug(1, "bin file format check PASS...\n");
-
- return ret;
-}
-
-/**
- * @brief This function downloads firmware image, gets
- * HW spec from firmware and set basic parameters to
- * firmware.
- *
- * @param priv A pointer to wlan_private structure
- * @return 0 or -1
- */
-static int wlan_setup_station_hw(wlan_private * priv)
-{
- int ret = -1;
- wlan_adapter *adapter = priv->adapter;
-
- ENTER();
-
- if ((ret = request_firmware(&priv->firmware, libertas_fw_name,
- priv->hotplug_device)) < 0) {
- lbs_pr_err("request_firmware() failed, error code = %#x\n",
- ret);
- lbs_pr_err("%s not found in /lib/firmware\n", libertas_fw_name);
- goto done;
- }
-
- if(check_fwfile_format(priv->firmware->data, priv->firmware->size)) {
- release_firmware(priv->firmware);
- goto done;
- }
-
- ret = libertas_sbi_prog_firmware(priv);
-
- release_firmware(priv->firmware);
-
- if (ret) {
- lbs_pr_debug(1, "Bootloader in invalid state!\n");
- ret = -1;
- goto done;
- }
-
- /*
- * Read MAC address from HW
- */
- memset(adapter->current_addr, 0xff, ETH_ALEN);
-
- ret = libertas_prepare_and_send_command(priv, cmd_get_hw_spec,
- 0, cmd_option_waitforrsp, 0, NULL);
-
- if (ret) {
- ret = -1;
- goto done;
- }
-
- libertas_set_mac_packet_filter(priv);
-
- /* Get the supported Data rates */
- ret = libertas_prepare_and_send_command(priv, cmd_802_11_data_rate,
- cmd_act_get_tx_rate,
- cmd_option_waitforrsp, 0, NULL);
-
- if (ret) {
- ret = -1;
- goto done;
- }
-
- ret = 0;
-done:
- LEAVE();
-
- return (ret);
-}
-
-static int wlan_allocate_adapter(wlan_private * priv)
-{
- u32 ulbufsize;
- wlan_adapter *adapter = priv->adapter;
-
- struct bss_descriptor *ptempscantable;
-
- /* Allocate buffer to store the BSSID list */
- ulbufsize = sizeof(struct bss_descriptor) * MRVDRV_MAX_BSSID_LIST;
- if (!(ptempscantable = kmalloc(ulbufsize, GFP_KERNEL))) {
- libertas_free_adapter(priv);
- return -1;
- }
-
- adapter->scantable = ptempscantable;
- memset(adapter->scantable, 0, ulbufsize);
-
- /* Allocate the command buffers */
- libertas_allocate_cmd_buffer(priv);
-
- memset(&adapter->libertas_ps_confirm_sleep, 0, sizeof(struct PS_CMD_ConfirmSleep));
- adapter->libertas_ps_confirm_sleep.seqnum = cpu_to_le16(++adapter->seqnum);
- adapter->libertas_ps_confirm_sleep.command =
- cpu_to_le16(cmd_802_11_ps_mode);
- adapter->libertas_ps_confirm_sleep.size =
- cpu_to_le16(sizeof(struct PS_CMD_ConfirmSleep));
- adapter->libertas_ps_confirm_sleep.result = 0;
- adapter->libertas_ps_confirm_sleep.action =
- cpu_to_le16(cmd_subcmd_sleep_confirmed);
-
- return 0;
-}
-
-static void wlan_init_adapter(wlan_private * priv)
-{
- wlan_adapter *adapter = priv->adapter;
- int i;
-
- adapter->scanprobes = 0;
-
- adapter->bcn_avg_factor = DEFAULT_BCN_AVG_FACTOR;
- adapter->data_avg_factor = DEFAULT_DATA_AVG_FACTOR;
-
- /* ATIM params */
- adapter->atimwindow = 0;
-
- adapter->connect_status = libertas_disconnected;
- memset(adapter->current_addr, 0xff, ETH_ALEN);
-
- /* scan type */
- adapter->scantype = cmd_scan_type_active;
-
- /* scan mode */
- adapter->scanmode = cmd_bss_type_any;
-
- /* 802.11 specific */
- adapter->secinfo.WEPstatus = wlan802_11WEPdisabled;
- for (i = 0; i < sizeof(adapter->wep_keys) / sizeof(adapter->wep_keys[0]);
- i++)
- memset(&adapter->wep_keys[i], 0, sizeof(struct WLAN_802_11_KEY));
- adapter->wep_tx_keyidx = 0;
- adapter->secinfo.WEPstatus = wlan802_11WEPdisabled;
- adapter->secinfo.authmode = wlan802_11authmodeopen;
- adapter->secinfo.auth1xalg = WLAN_1X_AUTH_ALG_NONE;
- adapter->secinfo.Encryptionmode = CIPHER_NONE;
- adapter->inframode = wlan802_11infrastructure;
-
- adapter->assoc_req = NULL;
-
- adapter->numinscantable = 0;
- adapter->pattemptedbssdesc = NULL;
- mutex_init(&adapter->lock);
-
- adapter->prescan = 1;
-
- memset(&adapter->curbssparams, 0, sizeof(adapter->curbssparams));
-
- /* PnP and power profile */
- adapter->surpriseremoved = 0;
-
- adapter->currentpacketfilter =
- cmd_act_mac_rx_on | cmd_act_mac_tx_on;
-
- adapter->radioon = RADIO_ON;
- adapter->txantenna = RF_ANTENNA_2;
- adapter->rxantenna = RF_ANTENNA_AUTO;
-
- adapter->is_datarate_auto = 1;
- adapter->beaconperiod = MRVDRV_BEACON_INTERVAL;
-
- // set default value of capinfo.
-#define SHORT_PREAMBLE_ALLOWED 1
- memset(&adapter->capinfo, 0, sizeof(adapter->capinfo));
- adapter->capinfo.shortpreamble = SHORT_PREAMBLE_ALLOWED;
-
- adapter->adhocchannel = DEFAULT_AD_HOC_CHANNEL;
-
- adapter->psmode = wlan802_11powermodecam;
- adapter->multipledtim = MRVDRV_DEFAULT_MULTIPLE_DTIM;
-
- adapter->listeninterval = MRVDRV_DEFAULT_LISTEN_INTERVAL;
-
- adapter->psstate = PS_STATE_FULL_POWER;
- adapter->needtowakeup = 0;
- adapter->locallisteninterval = 0; /* default value in firmware will be used */
-
- adapter->datarate = 0; // Initially indicate the rate as auto
-
- adapter->adhoc_grate_enabled = 0;
-
- adapter->intcounter = 0;
-
- adapter->currenttxskb = NULL;
- adapter->pkttxctrl = 0;
-
- memset(&adapter->tx_queue_ps, 0, NR_TX_QUEUE*sizeof(struct sk_buff*));
- adapter->tx_queue_idx = 0;
- spin_lock_init(&adapter->txqueue_lock);
-
- return;
-}
-
-static void command_timer_fn(unsigned long data);
-
-int libertas_init_fw(wlan_private * priv)
-{
- int ret = -1;
- wlan_adapter *adapter = priv->adapter;
-
- ENTER();
-
- /* Allocate adapter structure */
- if ((ret = wlan_allocate_adapter(priv)) != 0)
- goto done;
-
- /* init adapter structure */
- wlan_init_adapter(priv);
-
- /* init timer etc. */
- setup_timer(&adapter->command_timer, command_timer_fn,
- (unsigned long)priv);
-
- /* download fimrware etc. */
- if ((ret = wlan_setup_station_hw(priv)) != 0) {
- del_timer_sync(&adapter->command_timer);
- goto done;
- }
-
- /* init 802.11d */
- libertas_init_11d(priv);
-
- ret = 0;
-done:
- LEAVE();
- return ret;
-}
-
-void libertas_free_adapter(wlan_private * priv)
-{
- wlan_adapter *adapter = priv->adapter;
-
- if (!adapter) {
- lbs_pr_debug(1, "Why double free adapter?:)\n");
- return;
- }
-
- lbs_pr_debug(1, "Free command buffer\n");
- libertas_free_cmd_buffer(priv);
-
- lbs_pr_debug(1, "Free commandTimer\n");
- del_timer(&adapter->command_timer);
-
- lbs_pr_debug(1, "Free scantable\n");
- if (adapter->scantable) {
- kfree(adapter->scantable);
- adapter->scantable = NULL;
- }
-
- lbs_pr_debug(1, "Free adapter\n");
-
- /* Free the adapter object itself */
- kfree(adapter);
- priv->adapter = NULL;
-}
-
-/**
- * This function handles the timeout of command sending.
- * It will re-send the same command again.
- */
-static void command_timer_fn(unsigned long data)
-{
- wlan_private *priv = (wlan_private *)data;
- wlan_adapter *adapter = priv->adapter;
- struct cmd_ctrl_node *ptempnode;
- struct cmd_ds_command *cmd;
- unsigned long flags;
-
- ptempnode = adapter->cur_cmd;
- cmd = (struct cmd_ds_command *)ptempnode->bufvirtualaddr;
-
- lbs_pr_info("command_timer_fn fired (%x)\n", cmd->command);
-
- if (!adapter->fw_ready)
- return;
-
- if (ptempnode == NULL) {
- lbs_pr_debug(1, "PTempnode Empty\n");
- return;
- }
-
- spin_lock_irqsave(&adapter->driver_lock, flags);
- adapter->cur_cmd = NULL;
- spin_unlock_irqrestore(&adapter->driver_lock, flags);
-
- lbs_pr_debug(1, "Re-sending same command as it timeout...!\n");
- libertas_queue_cmd(adapter, ptempnode, 0);
-
- wake_up_interruptible(&priv->mainthread.waitq);
-
- return;
-}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-13 17:34:31 +0000