ath9k: remove the queue length limiting patch, the approach was experimental, not...

SVN-Revision: 32515

diff --git a/package/mac80211/patches/531-ath9k_fix_initvals.patch b/package/mac80211/patches/530-ath9k_fix_initvals.patch
similarity index 100%
rename from package/mac80211/patches/531-ath9k_fix_initvals.patch
rename to package/mac80211/patches/530-ath9k_fix_initvals.patch

diff --git a/package/mac80211/patches/530-ath9k_limit_qlen.patch b/package/mac80211/patches/530-ath9k_limit_qlen.patch
deleted file mode 100644 (file)
index 6c85b42..0000000
--- a/package/mac80211/patches/530-ath9k_limit_qlen.patch
+++ /dev/null
@@ -1,143 +0,0 @@
---- a/drivers/net/wireless/ath/ath9k/ath9k.h
-+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -244,6 +244,7 @@ struct ath_atx_tid {
-       struct ath_node *an;
-       struct ath_atx_ac *ac;
-       unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
-+      int buf_pending;
-       int bar_index;
-       u16 seq_start;
-       u16 seq_next;
-@@ -290,6 +291,9 @@ struct ath_tx_control {
-  *  (axq_qnum).
-  */
- struct ath_tx {
-+      u32 qlen_single;
-+      u32 qlen_aggr;
-+
-       u16 seq_no;
-       u32 txqsetup;
-       spinlock_t txbuflock;
---- a/drivers/net/wireless/ath/ath9k/debug.c
-+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -1647,6 +1647,10 @@ int ath9k_init_debug(struct ath_hw *ah)
-                           &fops_interrupt);
-       debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
-                           &fops_xmit);
-+      debugfs_create_u32("qlen_single", S_IRUSR | S_IWUSR,
-+                         sc->debug.debugfs_phy, &sc->tx.qlen_single);
-+      debugfs_create_u32("qlen_aggr", S_IRUSR | S_IWUSR,
-+                         sc->debug.debugfs_phy, &sc->tx.qlen_aggr);
-       debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
-                           &fops_stations);
-       debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -393,6 +393,14 @@ static void ath_tx_count_frames(struct a
-       }
- }
- 
-+static struct ath_atx_tid *ath_get_tid(struct ath_node *an, struct sk_buff *skb)
-+{
-+      struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-+      u8 tidno;
-+
-+      tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
-+      return ATH_AN_2_TID(an, tidno);
-+}
- 
- static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
-                                struct ath_buf *bf, struct list_head *bf_q,
-@@ -487,6 +495,8 @@ static void ath_tx_complete_aggr(struct 
-       __skb_queue_head_init(&bf_pending);
- 
-       ath_tx_count_frames(sc, bf, ts, txok, &nframes, &nbad);
-+      tid->buf_pending -= nframes;
-+
-       while (bf) {
-               u16 seqno = bf->bf_state.seqno;
- 
-@@ -885,6 +895,7 @@ static enum ATH_AGGR_STATUS ath_tx_form_
-                       ath_tx_addto_baw(sc, tid, seqno);
-               bf->bf_state.ndelim = ndelim;
- 
-+              tid->buf_pending++;
-               __skb_unlink(skb, &tid->buf_q);
-               list_add_tail(&bf->list, bf_q);
-               if (bf_prev)
-@@ -1740,6 +1751,8 @@ static void ath_tx_send_ampdu(struct ath
-       /* Add sub-frame to BAW */
-       ath_tx_addto_baw(sc, tid, bf->bf_state.seqno);
- 
-+      tid->buf_pending++;
-+
-       /* Queue to h/w without aggregation */
-       TX_STAT_INC(txctl->txq->axq_qnum, a_queued_hw);
-       bf->bf_lastbf = bf;
-@@ -1890,22 +1903,11 @@ error:
- 
- /* FIXME: tx power */
- static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb,
--                           struct ath_tx_control *txctl)
-+                           struct ath_tx_control *txctl,
-+                           struct ath_atx_tid *tid)
- {
-       struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
--      struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
--      struct ath_atx_tid *tid = NULL;
-       struct ath_buf *bf;
--      u8 tidno;
--
--      if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && txctl->an &&
--              ieee80211_is_data_qos(hdr->frame_control)) {
--              tidno = ieee80211_get_qos_ctl(hdr)[0] &
--                      IEEE80211_QOS_CTL_TID_MASK;
--              tid = ATH_AN_2_TID(txctl->an, tidno);
--
--              WARN_ON(tid->ac->txq != txctl->txq);
--      }
- 
-       if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
-               /*
-@@ -1937,6 +1939,7 @@ int ath_tx_start(struct ieee80211_hw *hw
-       struct ieee80211_vif *vif = info->control.vif;
-       struct ath_softc *sc = hw->priv;
-       struct ath_txq *txq = txctl->txq;
-+      struct ath_atx_tid *tid = NULL;
-       int padpos, padsize;
-       int frmlen = skb->len + FCS_LEN;
-       int q;
-@@ -1979,6 +1982,24 @@ int ath_tx_start(struct ieee80211_hw *hw
- 
-       setup_frame_info(hw, skb, frmlen);
- 
-+      if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && txctl->an &&
-+          ieee80211_is_data_qos(hdr->frame_control)) {
-+              tid = ath_get_tid(txctl->an, skb);
-+
-+              WARN_ON(tid->ac->txq != txq);
-+      }
-+
-+      if ((info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
-+              if (sc->tx.qlen_aggr > 0 && skb_queue_len(&tid->buf_q) +
-+                  tid->buf_pending >= sc->tx.qlen_aggr)
-+                      return -ENOMEM;
-+      } else {
-+              if (sc->tx.qlen_single > 0 &&
-+                  txq->axq_depth - txq->axq_ampdu_depth >=
-+                    sc->tx.qlen_single)
-+                      return -ENOMEM;
-+      }
-+
-       /*
-        * At this point, the vif, hw_key and sta pointers in the tx control
-        * info are no longer valid (overwritten by the ath_frame_info data.
-@@ -1993,7 +2014,7 @@ int ath_tx_start(struct ieee80211_hw *hw
-               txq->stopped = true;
-       }
- 
--      ath_tx_start_dma(sc, skb, txctl);
-+      ath_tx_start_dma(sc, skb, txctl, tid);
- 
-       ath_txq_unlock(sc, txq);
- 

diff --git a/package/mac80211/patches/540-ath9k_extra_leds.patch b/package/mac80211/patches/540-ath9k_extra_leds.patch
index c0a7317164bed9dee17cedb6033b08ebab3df754..dbda5ef3faeb347498bf4301182e895de2f42a69 100644 (file)
--- a/package/mac80211/patches/540-ath9k_extra_leds.patch
+++ b/package/mac80211/patches/540-ath9k_extra_leds.patch
@@ -1,6 +1,6 @@
 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -523,6 +523,9 @@ static inline u16 ath9k_btcoex_aggr_limi
+@@ -519,6 +519,9 @@ static inline u16 ath9k_btcoex_aggr_limi
  #ifdef CONFIG_MAC80211_LEDS
  void ath_init_leds(struct ath_softc *sc);
  void ath_deinit_leds(struct ath_softc *sc);
@@ -10,7 +10,7 @@
  #else
  static inline void ath_init_leds(struct ath_softc *sc)
  {
-@@ -641,6 +644,13 @@ struct ath9k_vif_iter_data {
+@@ -637,6 +640,13 @@ struct ath9k_vif_iter_data {
        int nadhocs;   /* number of adhoc vifs */
  };
  
@@ -24,7 +24,7 @@
  struct ath_softc {
        struct ieee80211_hw *hw;
        struct device *dev;
-@@ -682,9 +692,8 @@ struct ath_softc {
+@@ -678,9 +688,8 @@ struct ath_softc {
        struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
  
  #ifdef CONFIG_MAC80211_LEDS
@@ -244,7 +244,7 @@
  #ifdef CONFIG_ATH9K_MAC_DEBUG
  
  void ath9k_debug_samp_bb_mac(struct ath_softc *sc)
-@@ -1685,6 +1740,11 @@ int ath9k_init_debug(struct ath_hw *ah)
+@@ -1681,6 +1736,11 @@ int ath9k_init_debug(struct ath_hw *ah)
                            &fops_samps);
  #endif