mt76: prevent tx scheduling during channel change
authorFelix Fietkau <nbd@nbd.name>
Sun, 20 May 2018 05:43:46 +0000 (07:43 +0200)
committerKalle Valo <kvalo@codeaurora.org>
Wed, 23 May 2018 07:58:09 +0000 (10:58 +0300)
Re-schedule tx afterwards

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/mediatek/mt76/mt76x2_main.c

index 826c243..ce90ff9 100644 (file)
@@ -124,11 +124,14 @@ mt76x2_set_channel(struct mt76x2_dev *dev, struct cfg80211_chan_def *chandef)
 {
        int ret;
 
+       cancel_delayed_work_sync(&dev->cal_work);
+
+       set_bit(MT76_RESET, &dev->mt76.state);
+
        mt76_set_channel(&dev->mt76);
 
        tasklet_disable(&dev->pre_tbtt_tasklet);
        tasklet_disable(&dev->dfs_pd.dfs_tasklet);
-       cancel_delayed_work_sync(&dev->cal_work);
 
        mt76x2_mac_stop(dev, true);
        ret = mt76x2_phy_set_channel(dev, chandef);
@@ -143,6 +146,10 @@ mt76x2_set_channel(struct mt76x2_dev *dev, struct cfg80211_chan_def *chandef)
        tasklet_enable(&dev->dfs_pd.dfs_tasklet);
        tasklet_enable(&dev->pre_tbtt_tasklet);
 
+       clear_bit(MT76_RESET, &dev->mt76.state);
+
+       mt76_txq_schedule_all(&dev->mt76);
+
        return ret;
 }
 
@@ -452,7 +459,6 @@ mt76x2_sw_scan_complete(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 
        clear_bit(MT76_SCANNING, &dev->mt76.state);
        tasklet_enable(&dev->pre_tbtt_tasklet);
-       mt76_txq_schedule_all(&dev->mt76);
 }
 
 static void