diff options
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/main.c | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 95f4efe9ef37..11e6d9d22eae 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -81,7 +81,7 @@ static void wil_disconnect_cid(struct wil6210_priv *wil, int cid) memset(&sta->stats, 0, sizeof(sta->stats)); } -static void _wil6210_disconnect(struct wil6210_priv *wil, void *bssid) +static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) { int cid = -ENOENT; struct net_device *ndev = wil_to_ndev(wil); @@ -150,6 +150,15 @@ static void wil_connect_timer_fn(ulong x) schedule_work(&wil->disconnect_worker); } +static void wil_scan_timer_fn(ulong x) +{ + struct wil6210_priv *wil = (void *)x; + + clear_bit(wil_status_fwready, &wil->status); + wil_err(wil, "Scan timeout detected, start fw error recovery\n"); + schedule_work(&wil->fw_error_worker); +} + static void wil_fw_error_worker(struct work_struct *work) { struct wil6210_priv *wil = container_of(work, @@ -161,12 +170,30 @@ static void wil_fw_error_worker(struct work_struct *work) if (no_fw_recovery) return; + /* increment @recovery_count if less then WIL6210_FW_RECOVERY_TO + * passed since last recovery attempt + */ + if (time_is_after_jiffies(wil->last_fw_recovery + + WIL6210_FW_RECOVERY_TO)) + wil->recovery_count++; + else + wil->recovery_count = 1; /* fw was alive for a long time */ + + if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) { + wil_err(wil, "too many recovery attempts (%d), giving up\n", + wil->recovery_count); + return; + } + + wil->last_fw_recovery = jiffies; + mutex_lock(&wil->mutex); switch (wdev->iftype) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: case NL80211_IFTYPE_MONITOR: - wil_info(wil, "fw error recovery started...\n"); + wil_info(wil, "fw error recovery started (try %d)...\n", + wil->recovery_count); wil_reset(wil); /* need to re-allocate Rx ring after reset */ @@ -230,6 +257,7 @@ int wil_priv_init(struct wil6210_priv *wil) wil->pending_connect_cid = -1; setup_timer(&wil->connect_timer, wil_connect_timer_fn, (ulong)wil); + setup_timer(&wil->scan_timer, wil_scan_timer_fn, (ulong)wil); INIT_WORK(&wil->connect_worker, wil_connect_worker); INIT_WORK(&wil->disconnect_worker, wil_disconnect_worker); @@ -249,10 +277,12 @@ int wil_priv_init(struct wil6210_priv *wil) return -EAGAIN; } + wil->last_fw_recovery = jiffies; + return 0; } -void wil6210_disconnect(struct wil6210_priv *wil, void *bssid) +void wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid) { del_timer_sync(&wil->connect_timer); _wil6210_disconnect(wil, bssid); @@ -260,6 +290,7 @@ void wil6210_disconnect(struct wil6210_priv *wil, void *bssid) void wil_priv_deinit(struct wil6210_priv *wil) { + del_timer_sync(&wil->scan_timer); cancel_work_sync(&wil->disconnect_worker); cancel_work_sync(&wil->fw_error_worker); mutex_lock(&wil->mutex); @@ -363,8 +394,8 @@ static int wil_wait_for_fw_ready(struct wil6210_priv *wil) wil_err(wil, "Firmware not ready\n"); return -ETIME; } else { - wil_dbg_misc(wil, "FW ready after %d ms\n", - jiffies_to_msecs(to-left)); + wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n", + jiffies_to_msecs(to-left), wil->hw_version); } return 0; } @@ -391,6 +422,7 @@ int wil_reset(struct wil6210_priv *wil) if (wil->scan_request) { wil_dbg_misc(wil, "Abort scan_request 0x%p\n", wil->scan_request); + del_timer_sync(&wil->scan_timer); cfg80211_scan_done(wil->scan_request, true); wil->scan_request = NULL; } @@ -520,6 +552,7 @@ static int __wil_down(struct wil6210_priv *wil) napi_disable(&wil->napi_tx); if (wil->scan_request) { + del_timer_sync(&wil->scan_timer); cfg80211_scan_done(wil->scan_request, true); wil->scan_request = NULL; } |