Merge remote-tracking branch 'wireless-next/master'

[karo-tx-linux.git] / drivers / net / wireless / ath / ath9k / xmit.c

diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index bea5caa11d4ab4b260b2a8a0b096c9613b472361..09cdbcd097394a3a2c324230c2743f5d181b0900 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -399,6 +399,7 @@ static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)
        tbf->bf_buf_addr = bf->bf_buf_addr;
        memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);
        tbf->bf_state = bf->bf_state;
+       tbf->bf_state.stale = false;
 
        return tbf;
 }
@@ -1390,11 +1391,15 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
                      u16 tid, u16 *ssn)
 {
        struct ath_atx_tid *txtid;
+       struct ath_txq *txq;
        struct ath_node *an;
        u8 density;
 
        an = (struct ath_node *)sta->drv_priv;
        txtid = ATH_AN_2_TID(an, tid);
+       txq = txtid->ac->txq;
+
+       ath_txq_lock(sc, txq);
 
        /* update ampdu factor/density, they may have changed. This may happen
         * in HT IBSS when a beacon with HT-info is received after the station
@@ -1418,6 +1423,8 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
        memset(txtid->tx_buf, 0, sizeof(txtid->tx_buf));
        txtid->baw_head = txtid->baw_tail = 0;
 
+       ath_txq_unlock_complete(sc, txq);
+
        return 0;
 }
 
@@ -1556,8 +1563,10 @@ void ath9k_release_buffered_frames(struct ieee80211_hw *hw,
                        __skb_unlink(bf->bf_mpdu, tid_q);
                        list_add_tail(&bf->list, &bf_q);
                        ath_set_rates(tid->an->vif, tid->an->sta, bf);
-                       ath_tx_addto_baw(sc, tid, bf);
-                       bf->bf_state.bf_type &= ~BUF_AGGR;
+                       if (bf_isampdu(bf)) {
+                               ath_tx_addto_baw(sc, tid, bf);
+                               bf->bf_state.bf_type &= ~BUF_AGGR;
+                       }
                        if (bf_tail)
                                bf_tail->bf_next = bf;
 
@@ -1944,7 +1953,9 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
                        if (bf_is_ampdu_not_probing(bf))
                                txq->axq_ampdu_depth++;
 
-                       bf = bf->bf_lastbf->bf_next;
+                       bf_last = bf->bf_lastbf;
+                       bf = bf_last->bf_next;
+                       bf_last->bf_next = NULL;
                }
        }
 }
@@ -1952,15 +1963,18 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc, struct ath_txq *txq,
 static void ath_tx_send_normal(struct ath_softc *sc, struct ath_txq *txq,
                               struct ath_atx_tid *tid, struct sk_buff *skb)
 {
+       struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
        struct ath_frame_info *fi = get_frame_info(skb);
        struct list_head bf_head;
-       struct ath_buf *bf;
-
-       bf = fi->bf;
+       struct ath_buf *bf = fi->bf;
 
        INIT_LIST_HEAD(&bf_head);
        list_add_tail(&bf->list, &bf_head);
        bf->bf_state.bf_type = 0;
+       if (tid && (tx_info->flags & IEEE80211_TX_CTL_AMPDU)) {
+               bf->bf_state.bf_type = BUF_AMPDU;
+               ath_tx_addto_baw(sc, tid, bf);
+       }
 
        bf->bf_next = NULL;
        bf->bf_lastbf = bf;