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path: root/drivers/net/wireless/ath/ath9k/xmit.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/xmit.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 35b515fe3ff..5ac713d2ff5 100644
--- 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;
}
@@ -1389,11 +1390,15 @@ 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
@@ -1417,6 +1422,8 @@ 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;
}
@@ -1555,8 +1562,10 @@ 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;
@@ -1950,7 +1959,9 @@ 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;
}
}
}