diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex/main.c')
-rw-r--r-- | drivers/net/wireless/mwifiex/main.c | 213 |
1 files changed, 164 insertions, 49 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 213aa98..3ba4e0e 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]); @@ -454,8 +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; } @@ -471,13 +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 ((request_firmware(&adapter->cal_data, cal_data_cfg, adapter->dev)) < 0) - dev_err(adapter->dev, - "Cal data request_firmware() failed\n"); + mwifiex_dbg(adapter, ERROR, + "Cal data request_firmware() failed\n"); } /* enable host interrupt after fw dnld is successful */ @@ -502,12 +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; } @@ -521,7 +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; } @@ -530,7 +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; } @@ -541,8 +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; } @@ -550,7 +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: @@ -560,7 +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); @@ -601,8 +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, - "request_firmware_nowait() returned error %d\n", ret); + mwifiex_dbg(adapter, ERROR, + "request_firmware_nowait error %d\n", ret); return ret; } @@ -628,7 +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; @@ -649,7 +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); } } @@ -714,8 +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); @@ -723,28 +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); @@ -802,8 +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); @@ -841,20 +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]; @@ -867,10 +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); @@ -938,12 +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++) { @@ -958,9 +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. @@ -1229,21 +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++) { @@ -1263,11 +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: |