ath9k: fix tx queueing issues after background scans

[openwrt.git] / package / kernel / mac80211 / patches / 300-pending_work.patch

diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch
index 95e87fa..3f1f7e3 100644 (file)
--- a/package/kernel/mac80211/patches/300-pending_work.patch
+++ b/package/kernel/mac80211/patches/300-pending_work.patch
@@ -1519,17 +1519,58 @@
                ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work,
                                     msecs_to_jiffies(ATH_PLL_WORK_INTERVAL));
  
-@@ -238,9 +237,6 @@ static bool ath_complete_reset(struct at
+@@ -209,6 +208,7 @@ static bool ath_complete_reset(struct at
+       struct ath_hw *ah = sc->sc_ah;
+       struct ath_common *common = ath9k_hw_common(ah);
+       unsigned long flags;
++      int i;
+ 
+       if (ath_startrecv(sc) != 0) {
+               ath_err(common, "Unable to restart recv logic\n");
+@@ -236,10 +236,16 @@ static bool ath_complete_reset(struct at
+               }
+       work:
                ath_restart_work(sc);
-       }
+-      }
  
 -      if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3)
 -              ath_ant_comb_update(sc);
--
++              for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
++                      if (!ATH_TXQ_SETUP(sc, i))
++                              continue;
++
++                      spin_lock_bh(&sc->tx.txq[i].axq_lock);
++                      ath_txq_schedule(sc, &sc->tx.txq[i]);
++                      spin_unlock_bh(&sc->tx.txq[i].axq_lock);
++              }
++      }
+ 
        ieee80211_wake_queues(sc->hw);
  
-       return true;
-@@ -966,6 +962,8 @@ static int ath9k_add_interface(struct ie
+@@ -543,21 +549,10 @@ chip_reset:
+ 
+ static int ath_reset(struct ath_softc *sc)
+ {
+-      int i, r;
++      int r;
+ 
+       ath9k_ps_wakeup(sc);
+-
+       r = ath_reset_internal(sc, NULL);
+-
+-      for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) {
+-              if (!ATH_TXQ_SETUP(sc, i))
+-                      continue;
+-
+-              spin_lock_bh(&sc->tx.txq[i].axq_lock);
+-              ath_txq_schedule(sc, &sc->tx.txq[i]);
+-              spin_unlock_bh(&sc->tx.txq[i].axq_lock);
+-      }
+-
+       ath9k_ps_restore(sc);
+ 
+       return r;
+@@ -966,6 +961,8 @@ static int ath9k_add_interface(struct ie
        struct ath_softc *sc = hw->priv;
        struct ath_hw *ah = sc->sc_ah;
        struct ath_common *common = ath9k_hw_common(ah);
@@ -1538,7 +1579,7 @@
  
        mutex_lock(&sc->mutex);
  
-@@ -979,6 +977,12 @@ static int ath9k_add_interface(struct ie
+@@ -979,6 +976,12 @@ static int ath9k_add_interface(struct ie
        if (ath9k_uses_beacons(vif->type))
                ath9k_beacon_assign_slot(sc, vif);
  
@@ -1551,7 +1592,7 @@
        mutex_unlock(&sc->mutex);
        return 0;
  }
-@@ -1016,6 +1020,7 @@ static void ath9k_remove_interface(struc
+@@ -1016,6 +1019,7 @@ static void ath9k_remove_interface(struc
  {
        struct ath_softc *sc = hw->priv;
        struct ath_common *common = ath9k_hw_common(sc->sc_ah);
@@ -1559,7 +1600,7 @@
  
        ath_dbg(common, CONFIG, "Detach Interface\n");
  
-@@ -1030,6 +1035,8 @@ static void ath9k_remove_interface(struc
+@@ -1030,6 +1034,8 @@ static void ath9k_remove_interface(struc
        ath9k_calculate_summary_state(hw, NULL);
        ath9k_ps_restore(sc);
  
@@ -1568,7 +1609,7 @@
        mutex_unlock(&sc->mutex);
  }
  
-@@ -1193,8 +1200,6 @@ static int ath9k_config(struct ieee80211
+@@ -1193,8 +1199,6 @@ static int ath9k_config(struct ieee80211
  
        if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
                struct ieee80211_channel *curchan = hw->conf.chandef.chan;
@@ -1577,7 +1618,7 @@
                int pos = curchan->hw_value;
                int old_pos = -1;
                unsigned long flags;
-@@ -1202,8 +1207,8 @@ static int ath9k_config(struct ieee80211
+@@ -1202,8 +1206,8 @@ static int ath9k_config(struct ieee80211
                if (ah->curchan)
                        old_pos = ah->curchan - &ah->channels[0];
  
@@ -1588,7 +1629,7 @@
  
                /* update survey stats for the old channel before switching */
                spin_lock_irqsave(&common->cc_lock, flags);
-@@ -1211,7 +1216,7 @@ static int ath9k_config(struct ieee80211
+@@ -1211,7 +1215,7 @@ static int ath9k_config(struct ieee80211
                spin_unlock_irqrestore(&common->cc_lock, flags);
  
                ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos],
@@ -1597,7 +1638,7 @@
  
                /*
                 * If the operating channel changes, change the survey in-use flags
-@@ -1374,9 +1379,6 @@ static void ath9k_sta_notify(struct ieee
+@@ -1374,9 +1378,6 @@ static void ath9k_sta_notify(struct ieee
        struct ath_softc *sc = hw->priv;
        struct ath_node *an = (struct ath_node *) sta->drv_priv;
  
@@ -1607,7 +1648,7 @@
        switch (cmd) {
        case STA_NOTIFY_SLEEP:
                an->sleeping = true;
-@@ -2094,7 +2096,7 @@ static void ath9k_wow_add_pattern(struct
+@@ -2094,7 +2095,7 @@ static void ath9k_wow_add_pattern(struct
  {
        struct ath_hw *ah = sc->sc_ah;
        struct ath9k_wow_pattern *wow_pattern = NULL;