diff options
| author | Eliad Peller <eliad@wizery.com> | 2014-12-29 08:24:03 +0200 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-09 15:47:52 +0200 |
| commit | 7d3b29e5c86e0da38052d33fdd1f195d4591c6b2 (patch) | |
| tree | 7449e1c4ced2087e4fab31d9fd3d88374cf21f73 /drivers/net/wireless/ti/wlcore/main.c | |
| parent | 16129d1d59be0f330f80b33fef8a7a7d7b18394d (diff) | |
wlcore/wl18xx: handle rc updates in a separate work
sta_rc_update runs in atomic context. thus, a new work
should be scheduled in order to configure the fw
with the required configuration.
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ti/wlcore/main.c')
| -rw-r--r-- | drivers/net/wireless/ti/wlcore/main.c | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 6ad3fcedab9b..7b32b4536fff 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -226,6 +226,29 @@ void wl12xx_rearm_tx_watchdog_locked(struct wl1271 *wl) msecs_to_jiffies(wl->conf.tx.tx_watchdog_timeout)); } +static void wlcore_rc_update_work(struct work_struct *work) +{ + int ret; + struct wl12xx_vif *wlvif = container_of(work, struct wl12xx_vif, + rc_update_work); + struct wl1271 *wl = wlvif->wl; + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state != WLCORE_STATE_ON)) + goto out; + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + wlcore_hw_sta_rc_update(wl, wlvif); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); +} + static void wl12xx_tx_watchdog_work(struct work_struct *work) { struct delayed_work *dwork; @@ -2279,6 +2302,7 @@ static int wl12xx_init_vif_data(struct wl1271 *wl, struct ieee80211_vif *vif) wl1271_rx_streaming_enable_work); INIT_WORK(&wlvif->rx_streaming_disable_work, wl1271_rx_streaming_disable_work); + INIT_WORK(&wlvif->rc_update_work, wlcore_rc_update_work); INIT_DELAYED_WORK(&wlvif->channel_switch_work, wlcore_channel_switch_work); INIT_DELAYED_WORK(&wlvif->connection_loss_work, @@ -2723,6 +2747,7 @@ unlock: del_timer_sync(&wlvif->rx_streaming_timer); cancel_work_sync(&wlvif->rx_streaming_enable_work); cancel_work_sync(&wlvif->rx_streaming_disable_work); + cancel_work_sync(&wlvif->rc_update_work); cancel_delayed_work_sync(&wlvif->connection_loss_work); cancel_delayed_work_sync(&wlvif->channel_switch_work); cancel_delayed_work_sync(&wlvif->pending_auth_complete_work); @@ -5370,9 +5395,15 @@ static void wlcore_op_sta_rc_update(struct ieee80211_hw *hw, u32 changed) { struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); - struct wl1271 *wl = hw->priv; - wlcore_hw_sta_rc_update(wl, wlvif, sta, changed); + wl1271_debug(DEBUG_MAC80211, "mac80211 sta_rc_update"); + + if (!(changed & IEEE80211_RC_BW_CHANGED)) + return; + + /* this callback is atomic, so schedule a new work */ + wlvif->rc_update_bw = sta->bandwidth; + ieee80211_queue_work(hw, &wlvif->rc_update_work); } static int wlcore_op_get_rssi(struct ieee80211_hw *hw, |