From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 27 Oct 2010 00:43:17 +0000 (+0000)
Subject: ath9k: fix aggregation flush on ar9003
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a82ff63978a32c3dfa350933c9236f926bb95330;p=openwrt%2Fstaging%2Fmans0n.git

ath9k: fix aggregation flush on ar9003

SVN-Revision: 23650
---

diff --git a/package/mac80211/patches/571-ath9k_ar9300_aggr_flush.patch b/package/mac80211/patches/571-ath9k_ar9300_aggr_flush.patch
new file mode 100644
index 0000000000..3d4cfe88a1
--- /dev/null
+++ b/package/mac80211/patches/571-ath9k_ar9300_aggr_flush.patch
@@ -0,0 +1,34 @@
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -1089,15 +1089,6 @@ void ath_draintxq(struct ath_softc *sc, 
+ 	txq->axq_tx_inprogress = false;
+ 	spin_unlock_bh(&txq->axq_lock);
+ 
+-	/* flush any pending frames if aggregation is enabled */
+-	if (sc->sc_flags & SC_OP_TXAGGR) {
+-		if (!retry_tx) {
+-			spin_lock_bh(&txq->axq_lock);
+-			ath_txq_drain_pending_buffers(sc, txq);
+-			spin_unlock_bh(&txq->axq_lock);
+-		}
+-	}
+-
+ 	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
+ 		spin_lock_bh(&txq->axq_lock);
+ 		while (!list_empty(&txq->txq_fifo_pending)) {
+@@ -1118,6 +1109,15 @@ void ath_draintxq(struct ath_softc *sc, 
+ 		}
+ 		spin_unlock_bh(&txq->axq_lock);
+ 	}
++
++	/* flush any pending frames if aggregation is enabled */
++	if (sc->sc_flags & SC_OP_TXAGGR) {
++		if (!retry_tx) {
++			spin_lock_bh(&txq->axq_lock);
++			ath_txq_drain_pending_buffers(sc, txq);
++			spin_unlock_bh(&txq->axq_lock);
++		}
++	}
+ }
+ 
+ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)