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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/net/wireless/mwifiex/main.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/net/wireless/mwifiex/main.c')
-rw-r--r--drivers/net/wireless/mwifiex/main.c224
1 files changed, 169 insertions, 55 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 7c71cf716..d501b4780 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -24,6 +24,10 @@
#define VERSION "1.0"
+static unsigned int debug_mask = MWIFIEX_DEFAULT_DEBUG_MASK;
+module_param(debug_mask, uint, 0);
+MODULE_PARM_DESC(debug_mask, "bitmap for debug flags");
+
const char driver_version[] = "mwifiex " VERSION " (%s) ";
static char *cal_data_cfg;
module_param(cal_data_cfg, charp, 0);
@@ -63,6 +67,7 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
/* Save interface specific operations in adapter */
memmove(&adapter->if_ops, if_ops, sizeof(struct mwifiex_if_ops));
+ adapter->debug_mask = debug_mask;
/* card specific initialization has been deferred until now .. */
if (adapter->if_ops.init_if)
@@ -89,7 +94,8 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
return 0;
error:
- dev_dbg(adapter->dev, "info: leave mwifiex_register with error\n");
+ mwifiex_dbg(adapter, ERROR,
+ "info: leave mwifiex_register with error\n");
for (i = 0; i < adapter->priv_num; i++)
kfree(adapter->priv[i]);
@@ -231,11 +237,10 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter)
goto exit_main_proc;
} else {
adapter->mwifiex_processing = true;
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
}
process_start:
do {
- adapter->more_task_flag = false;
- spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
if ((adapter->hw_status == MWIFIEX_HW_STATUS_CLOSING) ||
(adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY))
break;
@@ -275,7 +280,6 @@ process_start:
adapter->pm_wakeup_fw_try = true;
mod_timer(&adapter->wakeup_timer, jiffies + (HZ*3));
adapter->if_ops.wakeup(adapter);
- spin_lock_irqsave(&adapter->main_proc_lock, flags);
continue;
}
@@ -335,7 +339,6 @@ process_start:
(adapter->ps_state == PS_STATE_PRE_SLEEP) ||
(adapter->ps_state == PS_STATE_SLEEP_CFM) ||
adapter->tx_lock_flag){
- spin_lock_irqsave(&adapter->main_proc_lock, flags);
continue;
}
@@ -386,12 +389,14 @@ process_start:
}
break;
}
- spin_lock_irqsave(&adapter->main_proc_lock, flags);
} while (true);
spin_lock_irqsave(&adapter->main_proc_lock, flags);
- if (adapter->more_task_flag)
+ if (adapter->more_task_flag) {
+ adapter->more_task_flag = false;
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
goto process_start;
+ }
adapter->mwifiex_processing = false;
spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
@@ -455,8 +460,8 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
struct wireless_dev *wdev;
if (!firmware) {
- dev_err(adapter->dev,
- "Failed to get firmware %s\n", adapter->fw_name);
+ mwifiex_dbg(adapter, ERROR,
+ "Failed to get firmware %s\n", adapter->fw_name);
goto err_dnld_fw;
}
@@ -472,13 +477,13 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
if (ret == -1)
goto err_dnld_fw;
- dev_notice(adapter->dev, "WLAN FW is active\n");
+ mwifiex_dbg(adapter, MSG, "WLAN FW is active\n");
if (cal_data_cfg) {
if ((reject_firmware(&adapter->cal_data, cal_data_cfg,
adapter->dev)) < 0)
- dev_err(adapter->dev,
- "Cal data reject_firmware() failed\n");
+ mwifiex_dbg(adapter, ERROR,
+ "Cal data reject_firmware() failed\n");
}
/* enable host interrupt after fw dnld is successful */
@@ -503,12 +508,14 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
priv = adapter->priv[MWIFIEX_BSS_ROLE_STA];
if (mwifiex_register_cfg80211(adapter)) {
- dev_err(adapter->dev, "cannot register with cfg80211\n");
+ mwifiex_dbg(adapter, ERROR,
+ "cannot register with cfg80211\n");
goto err_init_fw;
}
if (mwifiex_init_channel_scan_gap(adapter)) {
- dev_err(adapter->dev, "could not init channel stats table\n");
+ mwifiex_dbg(adapter, ERROR,
+ "could not init channel stats table\n");
goto err_init_fw;
}
@@ -522,7 +529,8 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
wdev = mwifiex_add_virtual_intf(adapter->wiphy, "mlan%d", NET_NAME_ENUM,
NL80211_IFTYPE_STATION, NULL, NULL);
if (IS_ERR(wdev)) {
- dev_err(adapter->dev, "cannot create default STA interface\n");
+ mwifiex_dbg(adapter, ERROR,
+ "cannot create default STA interface\n");
rtnl_unlock();
goto err_add_intf;
}
@@ -531,7 +539,8 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
wdev = mwifiex_add_virtual_intf(adapter->wiphy, "uap%d", NET_NAME_ENUM,
NL80211_IFTYPE_AP, NULL, NULL);
if (IS_ERR(wdev)) {
- dev_err(adapter->dev, "cannot create AP interface\n");
+ mwifiex_dbg(adapter, ERROR,
+ "cannot create AP interface\n");
rtnl_unlock();
goto err_add_intf;
}
@@ -542,8 +551,8 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
NL80211_IFTYPE_P2P_CLIENT, NULL,
NULL);
if (IS_ERR(wdev)) {
- dev_err(adapter->dev,
- "cannot create p2p client interface\n");
+ mwifiex_dbg(adapter, ERROR,
+ "cannot create p2p client interface\n");
rtnl_unlock();
goto err_add_intf;
}
@@ -551,7 +560,7 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
rtnl_unlock();
mwifiex_drv_get_driver_version(adapter, fmt, sizeof(fmt) - 1);
- dev_notice(adapter->dev, "driver_version = %s\n", fmt);
+ mwifiex_dbg(adapter, MSG, "driver_version = %s\n", fmt);
goto done;
err_add_intf:
@@ -561,7 +570,8 @@ 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__);
+ mwifiex_dbg(adapter, ERROR,
+ "info: %s: unregister device\n", __func__);
if (adapter->if_ops.unregister_dev)
adapter->if_ops.unregister_dev(adapter);
@@ -602,8 +612,8 @@ static int mwifiex_init_hw_fw(struct mwifiex_adapter *adapter)
adapter->dev, GFP_KERNEL, adapter,
mwifiex_fw_dpc);
if (ret < 0)
- dev_err(adapter->dev,
- "reject_firmware_nowait() returned error %d\n", ret);
+ mwifiex_dbg(adapter, ERROR,
+ "request_firmware_nowait error %d\n", ret);
return ret;
}
@@ -629,7 +639,8 @@ 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");
+ mwifiex_dbg(priv->adapter, INFO,
+ "aborting scan on ndo_stop\n");
cfg80211_scan_done(priv->scan_request, 1);
priv->scan_request = NULL;
priv->scan_aborting = true;
@@ -650,7 +661,8 @@ int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb)
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);
+ mwifiex_dbg(priv->adapter, DATA,
+ "stop queue: %d\n", index);
}
}
@@ -715,8 +727,9 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
struct mwifiex_txinfo *tx_info;
bool multicast;
- dev_dbg(priv->adapter->dev, "data: %lu BSS(%d-%d): Data <= kernel\n",
- jiffies, priv->bss_type, priv->bss_num);
+ mwifiex_dbg(priv->adapter, DATA,
+ "data: %lu BSS(%d-%d): Data <= kernel\n",
+ jiffies, priv->bss_type, priv->bss_num);
if (priv->adapter->surprise_removed) {
kfree_skb(skb);
@@ -724,28 +737,31 @@ mwifiex_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
return 0;
}
if (!skb->len || (skb->len > ETH_FRAME_LEN)) {
- dev_err(priv->adapter->dev, "Tx: bad skb len %d\n", skb->len);
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Tx: bad skb len %d\n", skb->len);
kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
}
if (skb_headroom(skb) < MWIFIEX_MIN_DATA_HEADER_LEN) {
- dev_dbg(priv->adapter->dev,
- "data: Tx: insufficient skb headroom %d\n",
- skb_headroom(skb));
+ mwifiex_dbg(priv->adapter, DATA,
+ "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 alloca new_skb\n");
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Tx: cannot alloca new_skb\n");
kfree_skb(skb);
priv->stats.tx_dropped++;
return 0;
}
kfree_skb(skb);
skb = new_skb;
- dev_dbg(priv->adapter->dev, "info: new skb headroomd %d\n",
- skb_headroom(skb));
+ mwifiex_dbg(priv->adapter, INFO,
+ "info: new skb headroomd %d\n",
+ skb_headroom(skb));
}
tx_info = MWIFIEX_SKB_TXCB(skb);
@@ -803,8 +819,8 @@ mwifiex_set_mac_address(struct net_device *dev, void *addr)
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);
+ mwifiex_dbg(priv->adapter, ERROR,
+ "set mac address failed: ret=%d\n", ret);
memcpy(dev->dev_addr, priv->curr_addr, ETH_ALEN);
@@ -842,20 +858,22 @@ mwifiex_tx_timeout(struct net_device *dev)
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_dbg(priv->adapter, ERROR,
+ "%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");
+ mwifiex_dbg(priv->adapter, ERROR,
+ "tx_timeout_cnt exceeds threshold.\t"
+ "Triggering card reset!\n");
priv->adapter->if_ops.card_reset(priv->adapter);
}
}
-void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter)
+void mwifiex_drv_info_dump(struct mwifiex_adapter *adapter)
{
void *p;
char drv_version[64];
@@ -868,10 +886,11 @@ void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter)
if (adapter->drv_info_dump) {
vfree(adapter->drv_info_dump);
+ adapter->drv_info_dump = NULL;
adapter->drv_info_size = 0;
}
- dev_info(adapter->dev, "=== DRIVER INFO DUMP START===\n");
+ mwifiex_dbg(adapter, MSG, "===mwifiex driverinfo dump start===\n");
adapter->drv_info_dump = vzalloc(MWIFIEX_DRV_INFO_SIZE_MAX);
@@ -939,12 +958,12 @@ void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter)
}
if (adapter->iface_type == MWIFIEX_SDIO) {
- p += sprintf(p, "\n=== SDIO register DUMP===\n");
+ p += sprintf(p, "\n=== SDIO register dump===\n");
if (adapter->if_ops.reg_dump)
p += adapter->if_ops.reg_dump(adapter, p);
}
- p += sprintf(p, "\n=== MORE DEBUG INFORMATION\n");
+ p += sprintf(p, "\n=== more debug information\n");
debug_info = kzalloc(sizeof(*debug_info), GFP_KERNEL);
if (debug_info) {
for (i = 0; i < adapter->priv_num; i++) {
@@ -959,9 +978,99 @@ void mwifiex_dump_drv_info(struct mwifiex_adapter *adapter)
}
adapter->drv_info_size = p - adapter->drv_info_dump;
- dev_info(adapter->dev, "=== DRIVER INFO DUMP END===\n");
+ mwifiex_dbg(adapter, MSG, "===mwifiex driverinfo dump end===\n");
+}
+EXPORT_SYMBOL_GPL(mwifiex_drv_info_dump);
+
+void mwifiex_upload_device_dump(struct mwifiex_adapter *adapter)
+{
+ u8 idx, *dump_data, *fw_dump_ptr;
+ u32 dump_len;
+
+ dump_len = (strlen("========Start dump driverinfo========\n") +
+ adapter->drv_info_size +
+ strlen("\n========End dump========\n"));
+
+ for (idx = 0; idx < adapter->num_mem_types; idx++) {
+ struct memory_type_mapping *entry =
+ &adapter->mem_type_mapping_tbl[idx];
+
+ if (entry->mem_ptr) {
+ dump_len += (strlen("========Start dump ") +
+ strlen(entry->mem_name) +
+ strlen("========\n") +
+ (entry->mem_size + 1) +
+ strlen("\n========End dump========\n"));
+ }
+ }
+
+ dump_data = vzalloc(dump_len + 1);
+ if (!dump_data)
+ goto done;
+
+ fw_dump_ptr = dump_data;
+
+ /* Dump all the memory data into single file, a userspace script will
+ * be used to split all the memory data to multiple files
+ */
+ mwifiex_dbg(adapter, MSG,
+ "== mwifiex dump information to /sys/class/devcoredump start");
+
+ strcpy(fw_dump_ptr, "========Start dump driverinfo========\n");
+ fw_dump_ptr += strlen("========Start dump driverinfo========\n");
+ memcpy(fw_dump_ptr, adapter->drv_info_dump, adapter->drv_info_size);
+ fw_dump_ptr += adapter->drv_info_size;
+ strcpy(fw_dump_ptr, "\n========End dump========\n");
+ fw_dump_ptr += strlen("\n========End dump========\n");
+
+ for (idx = 0; idx < adapter->num_mem_types; idx++) {
+ struct memory_type_mapping *entry =
+ &adapter->mem_type_mapping_tbl[idx];
+
+ if (entry->mem_ptr) {
+ strcpy(fw_dump_ptr, "========Start dump ");
+ fw_dump_ptr += strlen("========Start dump ");
+
+ strcpy(fw_dump_ptr, entry->mem_name);
+ fw_dump_ptr += strlen(entry->mem_name);
+
+ strcpy(fw_dump_ptr, "========\n");
+ fw_dump_ptr += strlen("========\n");
+
+ memcpy(fw_dump_ptr, entry->mem_ptr, entry->mem_size);
+ fw_dump_ptr += entry->mem_size;
+
+ strcpy(fw_dump_ptr, "\n========End dump========\n");
+ fw_dump_ptr += strlen("\n========End dump========\n");
+ }
+ }
+
+ /* device dump data will be free in device coredump release function
+ * after 5 min
+ */
+ dev_coredumpv(adapter->dev, dump_data, dump_len, GFP_KERNEL);
+ mwifiex_dbg(adapter, MSG,
+ "== mwifiex dump information to /sys/class/devcoredump end");
+
+done:
+ for (idx = 0; idx < adapter->num_mem_types; idx++) {
+ struct memory_type_mapping *entry =
+ &adapter->mem_type_mapping_tbl[idx];
+
+ if (entry->mem_ptr) {
+ vfree(entry->mem_ptr);
+ entry->mem_ptr = NULL;
+ }
+ entry->mem_size = 0;
+ }
+
+ if (adapter->drv_info_dump) {
+ vfree(adapter->drv_info_dump);
+ adapter->drv_info_dump = NULL;
+ adapter->drv_info_size = 0;
+ }
}
-EXPORT_SYMBOL_GPL(mwifiex_dump_drv_info);
+EXPORT_SYMBOL_GPL(mwifiex_upload_device_dump);
/*
* CFG802.11 network device handler for statistics retrieval.
@@ -1230,21 +1339,24 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
}
}
- dev_dbg(adapter->dev, "cmd: calling mwifiex_shutdown_drv...\n");
+ mwifiex_dbg(adapter, CMD,
+ "cmd: calling mwifiex_shutdown_drv...\n");
adapter->init_wait_q_woken = false;
if (mwifiex_shutdown_drv(adapter) == -EINPROGRESS)
wait_event_interruptible(adapter->init_wait_q,
adapter->init_wait_q_woken);
- dev_dbg(adapter->dev, "cmd: mwifiex_shutdown_drv done\n");
+ mwifiex_dbg(adapter, CMD,
+ "cmd: mwifiex_shutdown_drv done\n");
if (atomic_read(&adapter->rx_pending) ||
atomic_read(&adapter->tx_pending) ||
atomic_read(&adapter->cmd_pending)) {
- dev_err(adapter->dev, "rx_pending=%d, tx_pending=%d, "
- "cmd_pending=%d\n",
- atomic_read(&adapter->rx_pending),
- atomic_read(&adapter->tx_pending),
- atomic_read(&adapter->cmd_pending));
+ mwifiex_dbg(adapter, ERROR,
+ "rx_pending=%d, tx_pending=%d,\t"
+ "cmd_pending=%d\n",
+ atomic_read(&adapter->rx_pending),
+ atomic_read(&adapter->tx_pending),
+ atomic_read(&adapter->cmd_pending));
}
for (i = 0; i < adapter->priv_num; i++) {
@@ -1264,11 +1376,13 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
wiphy_free(adapter->wiphy);
/* Unregister device */
- dev_dbg(adapter->dev, "info: unregister device\n");
+ mwifiex_dbg(adapter, INFO,
+ "info: unregister device\n");
if (adapter->if_ops.unregister_dev)
adapter->if_ops.unregister_dev(adapter);
/* Free adapter structure */
- dev_dbg(adapter->dev, "info: free adapter\n");
+ mwifiex_dbg(adapter, INFO,
+ "info: free adapter\n");
mwifiex_free_adapter(adapter);
exit_remove: