package/mac80211/patches/570-ath9k_config_qlen.patch

   1 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
   2 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
   3 @@ -297,6 +297,7 @@ struct ath_tx {
   4         struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
   5         struct ath_descdma txdma;
   6         struct ath_txq *txq_map[WME_NUM_AC];
   7 +       u32 txq_max_pending[WME_NUM_AC];
   8  };
   9
  10  struct ath_rx_edma {
  11 --- a/drivers/net/wireless/ath/ath9k/init.c
  12 +++ b/drivers/net/wireless/ath/ath9k/init.c
  13 @@ -436,6 +436,7 @@ static int ath9k_init_queues(struct ath_
  14         for (i = 0; i < WME_NUM_AC; i++) {
  15                 sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i);
  16                 sc->tx.txq_map[i]->mac80211_qnum = i;
  17 +               sc->tx.txq_max_pending[i] = ATH_MAX_QDEPTH;
  18         }
  19         return 0;
  20  }
  21 --- a/drivers/net/wireless/ath/ath9k/xmit.c
  22 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
  23 @@ -1987,7 +1987,8 @@ int ath_tx_start(struct ieee80211_hw *hw
  24
  25         ath_txq_lock(sc, txq);
  26         if (txq == sc->tx.txq_map[q] &&
  27 -           ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
  28 +           ++txq->pending_frames > sc->tx.txq_max_pending[q] &&
  29 +           !txq->stopped) {
  30                 ieee80211_stop_queue(sc->hw, q);
  31                 txq->stopped = true;
  32         }
  33 @@ -2046,7 +2047,8 @@ static void ath_tx_complete(struct ath_s
  34                 if (WARN_ON(--txq->pending_frames < 0))
  35                         txq->pending_frames = 0;
  36
  37 -               if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
  38 +               if (txq->stopped &&
  39 +                   txq->pending_frames < sc->tx.txq_max_pending[q]) {
  40                         ieee80211_wake_queue(sc->hw, q);
  41                         txq->stopped = false;
  42                 }
  43 --- a/drivers/net/wireless/ath/ath9k/debug.c
  44 +++ b/drivers/net/wireless/ath/ath9k/debug.c
  45 @@ -1701,6 +1701,14 @@ int ath9k_init_debug(struct ath_hw *ah)
  46                             &fops_interrupt);
  47         debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
  48                             &fops_xmit);
  49 +       debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
  50 +                          &sc->tx.txq_max_pending[WME_AC_BK]);
  51 +       debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
  52 +                          &sc->tx.txq_max_pending[WME_AC_BE]);
  53 +       debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
  54 +                          &sc->tx.txq_max_pending[WME_AC_VI]);
  55 +       debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
  56 +                          &sc->tx.txq_max_pending[WME_AC_VO]);
  57         debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
  58                             &fops_stations);
  59         debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,