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| author | Felix Fietkau <nbd@openwrt.org> | 2014-02-22 13:01:11 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2014-02-22 13:01:11 +0000 |
| commit | ec4ab71c542337afecf456b1f3efc170f90a561d (patch) | |
| tree | 7ef6992006df66a0f6b0ebe8fbf5e15f1af91369 /package/kernel | |
| parent | b75914d2fb62587b68e4a175c37749d7d60741e7 (diff) | |
| download | upstream-ec4ab71c542337afecf456b1f3efc170f90a561d.tar.gz upstream-ec4ab71c542337afecf456b1f3efc170f90a561d.tar.bz2 upstream-ec4ab71c542337afecf456b1f3efc170f90a561d.zip | |
ath9k: fix issues that have been plaguing some powersave clients since the tx queueing rework (#14092)
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 39688
Diffstat (limited to 'package/kernel')
| -rw-r--r-- | package/kernel/mac80211/patches/300-pending_work.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch index f8d7f2607d..b0c90737bb 100644 --- a/package/kernel/mac80211/patches/300-pending_work.patch +++ b/package/kernel/mac80211/patches/300-pending_work.patch @@ -1,3 +1,20 @@ +commit 0f1cb7be2551b30b02cd54c897e0e29e483cfda5 +Author: Felix Fietkau <nbd@openwrt.org> +Date: Sat Feb 22 13:43:29 2014 +0100 + + ath9k: fix ps-poll responses under a-mpdu sessions + + When passing tx frames to the U-APSD queue for powersave poll responses, + the ath_atx_tid pointer needs to be passed to ath_tx_setup_buffer for + proper sequence number accounting. + + This fixes high latency and connection stability issues with ath9k + running as AP and a few kinds of mobile phones as client, when PS-Poll + is heavily used + + Cc: stable@vger.kernel.org + Signed-off-by: Felix Fietkau <nbd@openwrt.org> + commit d5d87a37bbd6066b2c3c5d0bd0fe2a6e2ea45cc5 Author: Felix Fietkau <nbd@openwrt.org> Date: Fri Feb 21 11:39:59 2014 +0100 @@ -3001,6 +3018,24 @@ Date: Thu Jan 23 20:06:34 2014 +0100 buffered = ath_tid_has_buffered(tid); tid->sched = false; +@@ -2184,14 +2186,15 @@ int ath_tx_start(struct ieee80211_hw *hw + txq->stopped = true; + } + ++ if (txctl->an) ++ tid = ath_get_skb_tid(sc, txctl->an, skb); ++ + if (info->flags & IEEE80211_TX_CTL_PS_RESPONSE) { + ath_txq_unlock(sc, txq); + txq = sc->tx.uapsdq; + ath_txq_lock(sc, txq); + } else if (txctl->an && + ieee80211_is_data_present(hdr->frame_control)) { +- tid = ath_get_skb_tid(sc, txctl->an, skb); +- + WARN_ON(tid->ac->txq != txctl->txq); + + if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -943,6 +943,7 @@ static void ath9k_set_hw_capab(struct at |