From 4a79773e27f1b134fdedccc2a631d30d036d1047 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 1 Aug 2011 12:15:22 +0000 Subject: [PATCH] ath9k: prevent the aggregation code from sending packets to sleeping stations - should fix some latency issues SVN-Revision: 27861 --- .../patches/560-ath9k_ps_tx_aggr_fix.patch | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch diff --git a/package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch b/package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch new file mode 100644 index 0000000000..666b002259 --- /dev/null +++ b/package/mac80211/patches/560-ath9k_ps_tx_aggr_fix.patch @@ -0,0 +1,22 @@ +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -550,7 +550,8 @@ static void ath_tx_complete_aggr(struct + if (clear_filter) + tid->ac->clear_ps_filter = true; + list_splice(&bf_pending, &tid->buf_q); +- ath_tx_queue_tid(txq, tid); ++ if (!an->sleeping) ++ ath_tx_queue_tid(txq, tid); + spin_unlock_bh(&txq->axq_lock); + } + +@@ -1410,7 +1411,8 @@ static void ath_tx_send_ampdu(struct ath + */ + TX_STAT_INC(txctl->txq->axq_qnum, a_queued_sw); + list_add_tail(&bf->list, &tid->buf_q); +- ath_tx_queue_tid(txctl->txq, tid); ++ if (!txctl->an || !txctl->an->sleeping) ++ ath_tx_queue_tid(txctl->txq, tid); + return; + } + -- 2.30.2