ath9k: merge a few fixes from trunk
authorFelix Fietkau <nbd@openwrt.org>
Thu, 4 Nov 2010 17:10:59 +0000 (17:10 +0000)
committerFelix Fietkau <nbd@openwrt.org>
Thu, 4 Nov 2010 17:10:59 +0000 (17:10 +0000)
SVN-Revision: 23871

package/mac80211/patches/572-ath9k_xmit_queue_cleanup.patch [new file with mode: 0644]
package/mac80211/patches/590-ath9k_fix_cycle_counter_ps.patch [new file with mode: 0644]
package/mac80211/patches/591-ath9k_swba_intr_fix.patch [new file with mode: 0644]

diff --git a/package/mac80211/patches/572-ath9k_xmit_queue_cleanup.patch b/package/mac80211/patches/572-ath9k_xmit_queue_cleanup.patch
new file mode 100644 (file)
index 0000000..359cf5d
--- /dev/null
@@ -0,0 +1,706 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -195,7 +195,6 @@ enum ATH_AGGR_STATUS {
+ #define ATH_TXFIFO_DEPTH 8
+ struct ath_txq {
+-      int axq_class;
+       u32 axq_qnum;
+       u32 *axq_link;
+       struct list_head axq_q;
+@@ -208,11 +207,12 @@ struct ath_txq {
+       struct list_head txq_fifo_pending;
+       u8 txq_headidx;
+       u8 txq_tailidx;
++      int pending_frames;
+ };
+ struct ath_atx_ac {
++      struct ath_txq *txq;
+       int sched;
+-      int qnum;
+       struct list_head list;
+       struct list_head tid_q;
+ };
+@@ -290,12 +290,11 @@ struct ath_tx_control {
+ struct ath_tx {
+       u16 seq_no;
+       u32 txqsetup;
+-      int hwq_map[WME_NUM_AC];
+       spinlock_t txbuflock;
+       struct list_head txbuf;
+       struct ath_txq txq[ATH9K_NUM_TX_QUEUES];
+       struct ath_descdma txdma;
+-      int pending_frames[WME_NUM_AC];
++      struct ath_txq *txq_map[WME_NUM_AC];
+ };
+ struct ath_rx_edma {
+@@ -325,7 +324,6 @@ void ath_rx_cleanup(struct ath_softc *sc
+ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp);
+ struct ath_txq *ath_txq_setup(struct ath_softc *sc, int qtype, int subtype);
+ void ath_tx_cleanupq(struct ath_softc *sc, struct ath_txq *txq);
+-int ath_tx_setup(struct ath_softc *sc, int haltype);
+ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx);
+ void ath_draintxq(struct ath_softc *sc,
+                    struct ath_txq *txq, bool retry_tx);
+@@ -665,7 +663,6 @@ struct ath_wiphy {
+ void ath9k_tasklet(unsigned long data);
+ int ath_reset(struct ath_softc *sc, bool retry_tx);
+-int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc);
+ int ath_cabq_update(struct ath_softc *);
+ static inline void ath_read_cachesize(struct ath_common *common, int *csz)
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -28,7 +28,7 @@ int ath_beaconq_config(struct ath_softc 
+       struct ath_hw *ah = sc->sc_ah;
+       struct ath_common *common = ath9k_hw_common(ah);
+       struct ath9k_tx_queue_info qi, qi_be;
+-      int qnum;
++      struct ath_txq *txq;
+       ath9k_hw_get_txq_props(ah, sc->beacon.beaconq, &qi);
+       if (sc->sc_ah->opmode == NL80211_IFTYPE_AP) {
+@@ -38,8 +38,8 @@ int ath_beaconq_config(struct ath_softc 
+               qi.tqi_cwmax = 0;
+       } else {
+               /* Adhoc mode; important thing is to use 2x cwmin. */
+-              qnum = sc->tx.hwq_map[WME_AC_BE];
+-              ath9k_hw_get_txq_props(ah, qnum, &qi_be);
++              txq = sc->tx.txq_map[WME_AC_BE];
++              ath9k_hw_get_txq_props(ah, txq->axq_qnum, &qi_be);
+               qi.tqi_aifs = qi_be.tqi_aifs;
+               qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
+               qi.tqi_cwmax = qi_be.tqi_cwmax;
+--- a/drivers/net/wireless/ath/ath9k/common.h
++++ b/drivers/net/wireless/ath/ath9k/common.h
+@@ -31,10 +31,11 @@
+ #define WME_MAX_BA              WME_BA_BMP_SIZE
+ #define ATH_TID_MAX_BUFS        (2 * WME_MAX_BA)
+-#define WME_AC_BE   0
+-#define WME_AC_BK   1
+-#define WME_AC_VI   2
+-#define WME_AC_VO   3
++/* These must match mac80211 skb queue mapping numbers */
++#define WME_AC_VO   0
++#define WME_AC_VI   1
++#define WME_AC_BE   2
++#define WME_AC_BK   3
+ #define WME_NUM_AC  4
+ #define ATH_RSSI_DUMMY_MARKER   0x127
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -331,7 +331,7 @@ void ath_paprd_calibrate(struct work_str
+       struct ath_tx_control txctl;
+       struct ath9k_hw_cal_data *caldata = ah->caldata;
+       struct ath_common *common = ath9k_hw_common(ah);
+-      int qnum, ftype;
++      int ftype;
+       int chain_ok = 0;
+       int chain;
+       int len = 1800;
+@@ -358,8 +358,7 @@ void ath_paprd_calibrate(struct work_str
+       memcpy(hdr->addr3, hw->wiphy->perm_addr, ETH_ALEN);
+       memset(&txctl, 0, sizeof(txctl));
+-      qnum = sc->tx.hwq_map[WME_AC_BE];
+-      txctl.txq = &sc->tx.txq[qnum];
++      txctl.txq = sc->tx.txq_map[WME_AC_BE];
+       ath9k_ps_wakeup(sc);
+       ar9003_paprd_init_table(ah);
+@@ -1025,56 +1024,6 @@ int ath_reset(struct ath_softc *sc, bool
+       return r;
+ }
+-static int ath_get_hal_qnum(u16 queue, struct ath_softc *sc)
+-{
+-      int qnum;
+-
+-      switch (queue) {
+-      case 0:
+-              qnum = sc->tx.hwq_map[WME_AC_VO];
+-              break;
+-      case 1:
+-              qnum = sc->tx.hwq_map[WME_AC_VI];
+-              break;
+-      case 2:
+-              qnum = sc->tx.hwq_map[WME_AC_BE];
+-              break;
+-      case 3:
+-              qnum = sc->tx.hwq_map[WME_AC_BK];
+-              break;
+-      default:
+-              qnum = sc->tx.hwq_map[WME_AC_BE];
+-              break;
+-      }
+-
+-      return qnum;
+-}
+-
+-int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc)
+-{
+-      int qnum;
+-
+-      switch (queue) {
+-      case WME_AC_VO:
+-              qnum = 0;
+-              break;
+-      case WME_AC_VI:
+-              qnum = 1;
+-              break;
+-      case WME_AC_BE:
+-              qnum = 2;
+-              break;
+-      case WME_AC_BK:
+-              qnum = 3;
+-              break;
+-      default:
+-              qnum = -1;
+-              break;
+-      }
+-
+-      return qnum;
+-}
+-
+ /* XXX: Remove me once we don't depend on ath9k_channel for all
+  * this redundant data */
+ void ath9k_update_ichannel(struct ath_softc *sc, struct ieee80211_hw *hw,
+@@ -1244,7 +1193,6 @@ static int ath9k_tx(struct ieee80211_hw 
+       struct ath_tx_control txctl;
+       int padpos, padsize;
+       struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+-      int qnum;
+       if (aphy->state != ATH_WIPHY_ACTIVE && aphy->state != ATH_WIPHY_SCAN) {
+               ath_print(common, ATH_DBG_XMIT,
+@@ -1317,8 +1265,7 @@ static int ath9k_tx(struct ieee80211_hw 
+               memmove(skb->data, skb->data + padsize, padpos);
+       }
+-      qnum = ath_get_hal_qnum(skb_get_queue_mapping(skb), sc);
+-      txctl.txq = &sc->tx.txq[qnum];
++      txctl.txq = sc->tx.txq_map[skb_get_queue_mapping(skb)];
+       ath_print(common, ATH_DBG_XMIT, "transmitting packet, skb: %p\n", skb);
+@@ -1802,12 +1749,15 @@ static int ath9k_conf_tx(struct ieee8021
+       struct ath_wiphy *aphy = hw->priv;
+       struct ath_softc *sc = aphy->sc;
+       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++      struct ath_txq *txq;
+       struct ath9k_tx_queue_info qi;
+-      int ret = 0, qnum;
++      int ret = 0;
+       if (queue >= WME_NUM_AC)
+               return 0;
++      txq = sc->tx.txq_map[queue];
++
+       mutex_lock(&sc->mutex);
+       memset(&qi, 0, sizeof(struct ath9k_tx_queue_info));
+@@ -1816,20 +1766,19 @@ static int ath9k_conf_tx(struct ieee8021
+       qi.tqi_cwmin = params->cw_min;
+       qi.tqi_cwmax = params->cw_max;
+       qi.tqi_burstTime = params->txop;
+-      qnum = ath_get_hal_qnum(queue, sc);
+       ath_print(common, ATH_DBG_CONFIG,
+                 "Configure tx [queue/halq] [%d/%d],  "
+                 "aifs: %d, cw_min: %d, cw_max: %d, txop: %d\n",
+-                queue, qnum, params->aifs, params->cw_min,
++                queue, txq->axq_qnum, params->aifs, params->cw_min,
+                 params->cw_max, params->txop);
+-      ret = ath_txq_update(sc, qnum, &qi);
++      ret = ath_txq_update(sc, txq->axq_qnum, &qi);
+       if (ret)
+               ath_print(common, ATH_DBG_FATAL, "TXQ Update failed\n");
+       if (sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC)
+-              if ((qnum == sc->tx.hwq_map[WME_AC_BE]) && !ret)
++              if (queue == WME_AC_BE && !ret)
+                       ath_beaconq_config(sc);
+       mutex_unlock(&sc->mutex);
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -124,7 +124,7 @@ static void ath_tx_queue_tid(struct ath_
+ static void ath_tx_resume_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
+ {
+-      struct ath_txq *txq = &sc->tx.txq[tid->ac->qnum];
++      struct ath_txq *txq = tid->ac->txq;
+       WARN_ON(!tid->paused);
+@@ -142,7 +142,7 @@ unlock:
+ static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
+ {
+-      struct ath_txq *txq = &sc->tx.txq[tid->ac->qnum];
++      struct ath_txq *txq = tid->ac->txq;
+       struct ath_buf *bf;
+       struct list_head bf_head;
+       struct ath_tx_status ts;
+@@ -817,7 +817,7 @@ void ath_tx_aggr_stop(struct ath_softc *
+ {
+       struct ath_node *an = (struct ath_node *)sta->drv_priv;
+       struct ath_atx_tid *txtid = ATH_AN_2_TID(an, tid);
+-      struct ath_txq *txq = &sc->tx.txq[txtid->ac->qnum];
++      struct ath_txq *txq = txtid->ac->txq;
+       if (txtid->state & AGGR_CLEANUP)
+               return;
+@@ -888,10 +888,16 @@ struct ath_txq *ath_txq_setup(struct ath
+       struct ath_hw *ah = sc->sc_ah;
+       struct ath_common *common = ath9k_hw_common(ah);
+       struct ath9k_tx_queue_info qi;
++      static const int subtype_txq_to_hwq[] = {
++              [WME_AC_BE] = ATH_TXQ_AC_BE,
++              [WME_AC_BK] = ATH_TXQ_AC_BK,
++              [WME_AC_VI] = ATH_TXQ_AC_VI,
++              [WME_AC_VO] = ATH_TXQ_AC_VO,
++      };
+       int qnum, i;
+       memset(&qi, 0, sizeof(qi));
+-      qi.tqi_subtype = subtype;
++      qi.tqi_subtype = subtype_txq_to_hwq[subtype];
+       qi.tqi_aifs = ATH9K_TXQ_USEDEFAULT;
+       qi.tqi_cwmin = ATH9K_TXQ_USEDEFAULT;
+       qi.tqi_cwmax = ATH9K_TXQ_USEDEFAULT;
+@@ -940,7 +946,6 @@ struct ath_txq *ath_txq_setup(struct ath
+       if (!ATH_TXQ_SETUP(sc, qnum)) {
+               struct ath_txq *txq = &sc->tx.txq[qnum];
+-              txq->axq_class = subtype;
+               txq->axq_qnum = qnum;
+               txq->axq_link = NULL;
+               INIT_LIST_HEAD(&txq->axq_q);
+@@ -1210,24 +1215,6 @@ void ath_txq_schedule(struct ath_softc *
+       }
+ }
+-int ath_tx_setup(struct ath_softc *sc, int haltype)
+-{
+-      struct ath_txq *txq;
+-
+-      if (haltype >= ARRAY_SIZE(sc->tx.hwq_map)) {
+-              ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_FATAL,
+-                        "HAL AC %u out of range, max %zu!\n",
+-                       haltype, ARRAY_SIZE(sc->tx.hwq_map));
+-              return 0;
+-      }
+-      txq = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, haltype);
+-      if (txq != NULL) {
+-              sc->tx.hwq_map[haltype] = txq->axq_qnum;
+-              return 1;
+-      } else
+-              return 0;
+-}
+-
+ /***********/
+ /* TX, DMA */
+ /***********/
+@@ -1708,6 +1695,7 @@ static void ath_tx_start_dma(struct ath_
+                       goto tx_done;
+               }
++              WARN_ON(tid->ac->txq != txctl->txq);
+               if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
+                       /*
+                        * Try aggregation if it's a unicast data frame
+@@ -1747,6 +1735,7 @@ int ath_tx_start(struct ieee80211_hw *hw
+               return -1;
+       }
++      q = skb_get_queue_mapping(skb);
+       r = ath_tx_setup_buffer(hw, bf, skb, txctl);
+       if (unlikely(r)) {
+               ath_print(common, ATH_DBG_FATAL, "TX mem alloc failure\n");
+@@ -1756,8 +1745,9 @@ int ath_tx_start(struct ieee80211_hw *hw
+                * we will at least have to run TX completionon one buffer
+                * on the queue */
+               spin_lock_bh(&txq->axq_lock);
+-              if (!txq->stopped && txq->axq_depth > 1) {
+-                      ath_mac80211_stop_queue(sc, skb_get_queue_mapping(skb));
++              if (txq == sc->tx.txq_map[q] && !txq->stopped &&
++                  txq->axq_depth > 1) {
++                      ath_mac80211_stop_queue(sc, q);
+                       txq->stopped = 1;
+               }
+               spin_unlock_bh(&txq->axq_lock);
+@@ -1767,13 +1757,10 @@ int ath_tx_start(struct ieee80211_hw *hw
+               return r;
+       }
+-      q = skb_get_queue_mapping(skb);
+-      if (q >= 4)
+-              q = 0;
+-
+       spin_lock_bh(&txq->axq_lock);
+-      if (++sc->tx.pending_frames[q] > ATH_MAX_QDEPTH && !txq->stopped) {
+-              ath_mac80211_stop_queue(sc, skb_get_queue_mapping(skb));
++      if (txq == sc->tx.txq_map[q] &&
++          ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
++              ath_mac80211_stop_queue(sc, q);
+               txq->stopped = 1;
+       }
+       spin_unlock_bh(&txq->axq_lock);
+@@ -1841,7 +1828,8 @@ exit:
+ /*****************/
+ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb,
+-                          struct ath_wiphy *aphy, int tx_flags)
++                          struct ath_wiphy *aphy, int tx_flags,
++                          struct ath_txq *txq)
+ {
+       struct ieee80211_hw *hw = sc->hw;
+       struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
+@@ -1888,11 +1876,12 @@ static void ath_tx_complete(struct ath_s
+               ath9k_tx_status(hw, skb);
+       else {
+               q = skb_get_queue_mapping(skb);
+-              if (q >= 4)
+-                      q = 0;
+-
+-              if (--sc->tx.pending_frames[q] < 0)
+-                      sc->tx.pending_frames[q] = 0;
++              if (txq == sc->tx.txq_map[q]) {
++                      spin_lock_bh(&txq->axq_lock);
++                      if (WARN_ON(--txq->pending_frames < 0))
++                              txq->pending_frames = 0;
++                      spin_unlock_bh(&txq->axq_lock);
++              }
+               ieee80211_tx_status(hw, skb);
+       }
+@@ -1927,8 +1916,8 @@ static void ath_tx_complete_buf(struct a
+               else
+                       complete(&sc->paprd_complete);
+       } else {
+-              ath_debug_stat_tx(sc, txq, bf, ts);
+-              ath_tx_complete(sc, skb, bf->aphy, tx_flags);
++              ath_debug_stat_tx(sc, bf, ts);
++              ath_tx_complete(sc, skb, bf->aphy, tx_flags, txq);
+       }
+       /* At this point, skb (bf->bf_mpdu) is consumed...make sure we don't
+        * accidentally reference it later.
+@@ -2018,16 +2007,13 @@ static void ath_tx_rc_status(struct ath_
+       tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1;
+ }
+-static void ath_wake_mac80211_queue(struct ath_softc *sc, struct ath_txq *txq)
++static void ath_wake_mac80211_queue(struct ath_softc *sc, int qnum)
+ {
+-      int qnum;
+-
+-      qnum = ath_get_mac80211_qnum(txq->axq_class, sc);
+-      if (qnum == -1)
+-              return;
++      struct ath_txq *txq;
++      txq = sc->tx.txq_map[qnum];
+       spin_lock_bh(&txq->axq_lock);
+-      if (txq->stopped && sc->tx.pending_frames[qnum] < ATH_MAX_QDEPTH) {
++      if (txq->stopped && txq->pending_frames < ATH_MAX_QDEPTH) {
+               if (ath_mac80211_start_queue(sc, qnum))
+                       txq->stopped = 0;
+       }
+@@ -2044,6 +2030,7 @@ static void ath_tx_processq(struct ath_s
+       struct ath_tx_status ts;
+       int txok;
+       int status;
++      int qnum;
+       ath_print(common, ATH_DBG_QUEUE, "tx queue %d (%x), link %p\n",
+                 txq->axq_qnum, ath9k_hw_gettxbuf(sc->sc_ah, txq->axq_qnum),
+@@ -2119,12 +2106,15 @@ static void ath_tx_processq(struct ath_s
+                       ath_tx_rc_status(bf, &ts, txok ? 0 : 1, txok, true);
+               }
++              qnum = skb_get_queue_mapping(bf->bf_mpdu);
++
+               if (bf_isampdu(bf))
+                       ath_tx_complete_aggr(sc, txq, bf, &bf_head, &ts, txok);
+               else
+                       ath_tx_complete_buf(sc, bf, txq, &bf_head, &ts, txok, 0);
+-              ath_wake_mac80211_queue(sc, txq);
++              if (txq == sc->tx.txq_map[qnum])
++                      ath_wake_mac80211_queue(sc, qnum);
+               spin_lock_bh(&txq->axq_lock);
+               if (sc->sc_flags & SC_OP_TXAGGR)
+@@ -2194,6 +2184,7 @@ void ath_tx_edma_tasklet(struct ath_soft
+       struct list_head bf_head;
+       int status;
+       int txok;
++      int qnum;
+       for (;;) {
+               status = ath9k_hw_txprocdesc(ah, NULL, (void *)&txs);
+@@ -2237,13 +2228,16 @@ void ath_tx_edma_tasklet(struct ath_soft
+                       ath_tx_rc_status(bf, &txs, txok ? 0 : 1, txok, true);
+               }
++              qnum = skb_get_queue_mapping(bf->bf_mpdu);
++
+               if (bf_isampdu(bf))
+                       ath_tx_complete_aggr(sc, txq, bf, &bf_head, &txs, txok);
+               else
+                       ath_tx_complete_buf(sc, bf, txq, &bf_head,
+                                           &txs, txok, 0);
+-              ath_wake_mac80211_queue(sc, txq);
++              if (txq == sc->tx.txq_map[qnum])
++                      ath_wake_mac80211_queue(sc, qnum);
+               spin_lock_bh(&txq->axq_lock);
+               if (!list_empty(&txq->txq_fifo_pending)) {
+@@ -2375,7 +2369,7 @@ void ath_tx_node_init(struct ath_softc *
+       for (acno = 0, ac = &an->ac[acno];
+            acno < WME_NUM_AC; acno++, ac++) {
+               ac->sched    = false;
+-              ac->qnum = sc->tx.hwq_map[acno];
++              ac->txq = sc->tx.txq_map[acno];
+               INIT_LIST_HEAD(&ac->tid_q);
+       }
+ }
+@@ -2385,17 +2379,13 @@ void ath_tx_node_cleanup(struct ath_soft
+       struct ath_atx_ac *ac;
+       struct ath_atx_tid *tid;
+       struct ath_txq *txq;
+-      int i, tidno;
++      int tidno;
+       for (tidno = 0, tid = &an->tid[tidno];
+            tidno < WME_NUM_TID; tidno++, tid++) {
+-              i = tid->ac->qnum;
+-
+-              if (!ATH_TXQ_SETUP(sc, i))
+-                      continue;
+-              txq = &sc->tx.txq[i];
+               ac = tid->ac;
++              txq = ac->txq;
+               spin_lock_bh(&txq->axq_lock);
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -157,6 +157,13 @@
+ #define PAPRD_GAIN_TABLE_ENTRIES    32
+ #define PAPRD_TABLE_SZ              24
++enum ath_hw_txq_subtype {
++      ATH_TXQ_AC_BE = 0,
++      ATH_TXQ_AC_BK = 1,
++      ATH_TXQ_AC_VI = 2,
++      ATH_TXQ_AC_VO = 3,
++};
++
+ enum ath_ini_subsys {
+       ATH_INI_PRE = 0,
+       ATH_INI_CORE,
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+@@ -20,8 +20,15 @@
+ /* TX */
+ /******/
++static const int subtype_txq_to_hwq[] = {
++      [WME_AC_BE] = ATH_TXQ_AC_BE,
++      [WME_AC_BK] = ATH_TXQ_AC_BK,
++      [WME_AC_VI] = ATH_TXQ_AC_VI,
++      [WME_AC_VO] = ATH_TXQ_AC_VO,
++};
++
+ #define ATH9K_HTC_INIT_TXQ(subtype) do {                      \
+-              qi.tqi_subtype = subtype;                       \
++              qi.tqi_subtype = subtype_txq_to_hwq[subtype];   \
+               qi.tqi_aifs = ATH9K_TXQ_USEDEFAULT;             \
+               qi.tqi_cwmin = ATH9K_TXQ_USEDEFAULT;            \
+               qi.tqi_cwmax = ATH9K_TXQ_USEDEFAULT;            \
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -396,7 +396,8 @@ static void ath9k_init_crypto(struct ath
+ static int ath9k_init_btcoex(struct ath_softc *sc)
+ {
+-      int r, qnum;
++      struct ath_txq *txq;
++      int r;
+       switch (sc->sc_ah->btcoex_hw.scheme) {
+       case ATH_BTCOEX_CFG_NONE:
+@@ -409,8 +410,8 @@ static int ath9k_init_btcoex(struct ath_
+               r = ath_init_btcoex_timer(sc);
+               if (r)
+                       return -1;
+-              qnum = sc->tx.hwq_map[WME_AC_BE];
+-              ath9k_hw_init_btcoex_hw(sc->sc_ah, qnum);
++              txq = sc->tx.txq_map[WME_AC_BE];
++              ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum);
+               sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
+               break;
+       default:
+@@ -423,59 +424,18 @@ static int ath9k_init_btcoex(struct ath_
+ static int ath9k_init_queues(struct ath_softc *sc)
+ {
+-      struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+       int i = 0;
+-      for (i = 0; i < ARRAY_SIZE(sc->tx.hwq_map); i++)
+-              sc->tx.hwq_map[i] = -1;
+-
+       sc->beacon.beaconq = ath9k_hw_beaconq_setup(sc->sc_ah);
+-      if (sc->beacon.beaconq == -1) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup a beacon xmit queue\n");
+-              goto err;
+-      }
+-
+       sc->beacon.cabq = ath_txq_setup(sc, ATH9K_TX_QUEUE_CAB, 0);
+-      if (sc->beacon.cabq == NULL) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup CAB xmit queue\n");
+-              goto err;
+-      }
+       sc->config.cabqReadytime = ATH_CABQ_READY_TIME;
+       ath_cabq_update(sc);
+-      if (!ath_tx_setup(sc, WME_AC_BK)) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup xmit queue for BK traffic\n");
+-              goto err;
+-      }
+-
+-      if (!ath_tx_setup(sc, WME_AC_BE)) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup xmit queue for BE traffic\n");
+-              goto err;
+-      }
+-      if (!ath_tx_setup(sc, WME_AC_VI)) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup xmit queue for VI traffic\n");
+-              goto err;
+-      }
+-      if (!ath_tx_setup(sc, WME_AC_VO)) {
+-              ath_print(common, ATH_DBG_FATAL,
+-                        "Unable to setup xmit queue for VO traffic\n");
+-              goto err;
+-      }
++      for (i = 0; i < WME_NUM_AC; i++)
++              sc->tx.txq_map[i] = ath_txq_setup(sc, ATH9K_TX_QUEUE_DATA, i);
+       return 0;
+-
+-err:
+-      for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+-              if (ATH_TXQ_SETUP(sc, i))
+-                      ath_tx_cleanupq(sc, &sc->tx.txq[i]);
+-
+-      return -EIO;
+ }
+ static int ath9k_init_channels_rates(struct ath_softc *sc)
+--- a/drivers/net/wireless/ath/ath9k/virtual.c
++++ b/drivers/net/wireless/ath/ath9k/virtual.c
+@@ -187,7 +187,7 @@ static int ath9k_send_nullfunc(struct at
+       info->control.rates[1].idx = -1;
+       memset(&txctl, 0, sizeof(struct ath_tx_control));
+-      txctl.txq = &sc->tx.txq[sc->tx.hwq_map[WME_AC_VO]];
++      txctl.txq = sc->tx.txq_map[WME_AC_VO];
+       txctl.frame_type = ps ? ATH9K_IFT_PAUSE : ATH9K_IFT_UNPAUSE;
+       if (ath_tx_start(aphy->hw, skb, &txctl) != 0)
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -579,10 +579,10 @@ static const struct file_operations fops
+       do {                                                            \
+               len += snprintf(buf + len, size - len,                  \
+                               "%s%13u%11u%10u%10u\n", str,            \
+-              sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_BE]].elem, \
+-              sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_BK]].elem, \
+-              sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_VI]].elem, \
+-              sc->debug.stats.txstats[sc->tx.hwq_map[WME_AC_VO]].elem); \
++              sc->debug.stats.txstats[WME_AC_BE].elem, \
++              sc->debug.stats.txstats[WME_AC_BK].elem, \
++              sc->debug.stats.txstats[WME_AC_VI].elem, \
++              sc->debug.stats.txstats[WME_AC_VO].elem); \
+ } while(0)
+ static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
+@@ -624,33 +624,35 @@ static ssize_t read_file_xmit(struct fil
+       return retval;
+ }
+-void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq,
+-                     struct ath_buf *bf, struct ath_tx_status *ts)
++void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
++                     struct ath_tx_status *ts)
+ {
+-      TX_STAT_INC(txq->axq_qnum, tx_pkts_all);
+-      sc->debug.stats.txstats[txq->axq_qnum].tx_bytes_all += bf->bf_mpdu->len;
++      int qnum = skb_get_queue_mapping(bf->bf_mpdu);
++
++      TX_STAT_INC(qnum, tx_pkts_all);
++      sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
+       if (bf_isampdu(bf)) {
+               if (bf_isxretried(bf))
+-                      TX_STAT_INC(txq->axq_qnum, a_xretries);
++                      TX_STAT_INC(qnum, a_xretries);
+               else
+-                      TX_STAT_INC(txq->axq_qnum, a_completed);
++                      TX_STAT_INC(qnum, a_completed);
+       } else {
+-              TX_STAT_INC(txq->axq_qnum, completed);
++              TX_STAT_INC(qnum, completed);
+       }
+       if (ts->ts_status & ATH9K_TXERR_FIFO)
+-              TX_STAT_INC(txq->axq_qnum, fifo_underrun);
++              TX_STAT_INC(qnum, fifo_underrun);
+       if (ts->ts_status & ATH9K_TXERR_XTXOP)
+-              TX_STAT_INC(txq->axq_qnum, xtxop);
++              TX_STAT_INC(qnum, xtxop);
+       if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
+-              TX_STAT_INC(txq->axq_qnum, timer_exp);
++              TX_STAT_INC(qnum, timer_exp);
+       if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
+-              TX_STAT_INC(txq->axq_qnum, desc_cfg_err);
++              TX_STAT_INC(qnum, desc_cfg_err);
+       if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
+-              TX_STAT_INC(txq->axq_qnum, data_underrun);
++              TX_STAT_INC(qnum, data_underrun);
+       if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
+-              TX_STAT_INC(txq->axq_qnum, delim_underrun);
++              TX_STAT_INC(qnum, delim_underrun);
+ }
+ static const struct file_operations fops_xmit = {
+--- a/drivers/net/wireless/ath/ath9k/debug.h
++++ b/drivers/net/wireless/ath/ath9k/debug.h
+@@ -169,8 +169,8 @@ void ath9k_exit_debug(struct ath_hw *ah)
+ int ath9k_debug_create_root(void);
+ void ath9k_debug_remove_root(void);
+ void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
+-void ath_debug_stat_tx(struct ath_softc *sc, struct ath_txq *txq,
+-                     struct ath_buf *bf, struct ath_tx_status *ts);
++void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
++                     struct ath_tx_status *ts);
+ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs);
+ #else
diff --git a/package/mac80211/patches/590-ath9k_fix_cycle_counter_ps.patch b/package/mac80211/patches/590-ath9k_fix_cycle_counter_ps.patch
new file mode 100644 (file)
index 0000000..4ee5f73
--- /dev/null
@@ -0,0 +1,33 @@
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -94,11 +94,13 @@ void ath9k_ps_wakeup(struct ath_softc *s
+ {
+       struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+       unsigned long flags;
++      enum ath9k_power_mode power_mode;
+       spin_lock_irqsave(&sc->sc_pm_lock, flags);
+       if (++sc->ps_usecount != 1)
+               goto unlock;
++      power_mode = sc->sc_ah->power_mode;
+       ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
+       /*
+@@ -106,10 +108,12 @@ void ath9k_ps_wakeup(struct ath_softc *s
+        * useful data. Better clear them now so that they don't mess up
+        * survey data results.
+        */
+-      spin_lock(&common->cc_lock);
+-      ath_hw_cycle_counters_update(common);
+-      memset(&common->cc_survey, 0, sizeof(common->cc_survey));
+-      spin_unlock(&common->cc_lock);
++      if (power_mode != ATH9K_PM_AWAKE) {
++              spin_lock(&common->cc_lock);
++              ath_hw_cycle_counters_update(common);
++              memset(&common->cc_survey, 0, sizeof(common->cc_survey));
++              spin_unlock(&common->cc_lock);
++      }
+  unlock:
+       spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
diff --git a/package/mac80211/patches/591-ath9k_swba_intr_fix.patch b/package/mac80211/patches/591-ath9k_swba_intr_fix.patch
new file mode 100644 (file)
index 0000000..5bea9f9
--- /dev/null
@@ -0,0 +1,20 @@
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -506,7 +506,7 @@ static void ath_beacon_config_ap(struct 
+       ath9k_hw_disable_interrupts(ah);
+       ath9k_beacon_init(sc, nexttbtt, intval);
+       sc->beacon.bmisscnt = 0;
+-      ath9k_hw_enable_interrupts(ah);
++      ath9k_hw_set_interrupts(ah, ah->imask);
+       /* Clear the reset TSF flag, so that subsequent beacon updation
+          will not reset the HW TSF. */
+@@ -689,7 +689,7 @@ static void ath_beacon_config_adhoc(stru
+       ath9k_hw_disable_interrupts(ah);
+       ath9k_beacon_init(sc, nexttbtt, intval);
+       sc->beacon.bmisscnt = 0;
+-      ath9k_hw_enable_interrupts(ah);
++      ath9k_hw_set_interrupts(ah, ah->imask);
+ }
+ void ath_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif)