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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-02-08 23:35:20 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-02-08 23:35:20 +0000
commit87664be80e7010b899eb14bbc85d2470eb0fe644 (patch)
treeca6e32d5357046c156cd8460509153bbcf19d3d5 /package
parent9542edff76960436923cec54aeb028b7130ca614 (diff)
ath9k: improve the power save fix by closing another remaining race condition for setting the TIM bit
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25428 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
-rw-r--r--package/mac80211/patches/531-ath9k_fix_ap_ps_buffering.patch14
1 files changed, 9 insertions, 5 deletions
diff --git a/package/mac80211/patches/531-ath9k_fix_ap_ps_buffering.patch b/package/mac80211/patches/531-ath9k_fix_ap_ps_buffering.patch
index 7a9d9eaa0c..b22bc868dd 100644
--- a/package/mac80211/patches/531-ath9k_fix_ap_ps_buffering.patch
+++ b/package/mac80211/patches/531-ath9k_fix_ap_ps_buffering.patch
@@ -96,16 +96,20 @@
if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
if (bf->bf_next == NULL && bf_last->bf_stale) {
struct ath_buf *tbf;
-@@ -547,6 +553,8 @@ static void ath_tx_complete_aggr(struct
+@@ -546,7 +552,12 @@ static void ath_tx_complete_aggr(struct
+
/* prepend un-acked frames to the beginning of the pending frame queue */
if (!list_empty(&bf_pending)) {
++ if (an->sleeping)
++ ieee80211_sta_set_tim(sta);
++
spin_lock_bh(&txq->axq_lock);
+ if (clear_filter)
+ tid->ac->clear_ps_filter = true;
list_splice(&bf_pending, &tid->buf_q);
ath_tx_queue_tid(txq, tid);
spin_unlock_bh(&txq->axq_lock);
-@@ -816,6 +824,11 @@ static void ath_tx_sched_aggr(struct ath
+@@ -816,6 +827,11 @@ static void ath_tx_sched_aggr(struct ath
bf = list_first_entry(&bf_q, struct ath_buf, list);
bf->bf_lastbf = list_entry(bf_q.prev, struct ath_buf, list);
@@ -117,7 +121,7 @@
/* if only one frame, send as non-aggregate */
if (bf == bf->bf_lastbf) {
fi = get_frame_info(bf->bf_mpdu);
-@@ -896,6 +909,67 @@ void ath_tx_aggr_stop(struct ath_softc *
+@@ -896,6 +912,67 @@ void ath_tx_aggr_stop(struct ath_softc *
ath_tx_flush_tid(sc, txtid);
}
@@ -185,7 +189,7 @@
void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid)
{
struct ath_atx_tid *txtid;
-@@ -1492,7 +1566,6 @@ static int setup_tx_flags(struct sk_buff
+@@ -1492,7 +1569,6 @@ static int setup_tx_flags(struct sk_buff
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
int flags = 0;
@@ -193,7 +197,7 @@
flags |= ATH9K_TXDESC_INTREQ;
if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
-@@ -1755,6 +1828,9 @@ static void ath_tx_start_dma(struct ath_
+@@ -1755,6 +1831,9 @@ static void ath_tx_start_dma(struct ath_
if (txctl->paprd)
bf->bf_state.bfs_paprd_timestamp = jiffies;