ath9k: prevent the aggregation code from sending packets to sleeping stations - should fix some latency issues
SVN-Revision: 27861
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1 changed files with 22 additions and 0 deletions
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package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch
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22
package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch
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@ -0,0 +1,22 @@
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--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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@@ -550,7 +550,8 @@ static void ath_tx_complete_aggr(struct
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if (clear_filter)
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tid->ac->clear_ps_filter = true;
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list_splice(&bf_pending, &tid->buf_q);
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- ath_tx_queue_tid(txq, tid);
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+ if (!an->sleeping)
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+ ath_tx_queue_tid(txq, tid);
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spin_unlock_bh(&txq->axq_lock);
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}
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@@ -1410,7 +1411,8 @@ static void ath_tx_send_ampdu(struct ath
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*/
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TX_STAT_INC(txctl->txq->axq_qnum, a_queued_sw);
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list_add_tail(&bf->list, &tid->buf_q);
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- ath_tx_queue_tid(txctl->txq, tid);
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+ if (!txctl->an || !txctl->an->sleeping)
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+ ath_tx_queue_tid(txctl->txq, tid);
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return;
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}
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