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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-12 17:40:47 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-12 17:40:47 +0000
commit69bd63a3db67acbc7bce63884fd2a7d5c082e4c0 (patch)
treeffc39e0287c68447f1dbc3d80681da08615535d9 /package/mac80211
parentd2821676fa987abb47e917e0bde14eb9e898be04 (diff)
ath9k: stop rx before tx, should reduce the frequency of "Failed to stop Tx DMA" errors
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31689 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211')
-rw-r--r--package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch b/package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch
new file mode 100644
index 0000000000..8a98f91093
--- /dev/null
+++ b/package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch
@@ -0,0 +1,26 @@
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -235,7 +235,7 @@ static bool ath_prepare_reset(struct ath
+ {
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+- bool ret;
++ bool ret = true;
+
+ ieee80211_stop_queues(sc->hw);
+
+@@ -246,11 +246,12 @@ static bool ath_prepare_reset(struct ath
+ ath9k_debug_samp_bb_mac(sc);
+ ath9k_hw_disable_interrupts(ah);
+
+- ret = ath_drain_all_txq(sc, retry_tx);
+-
+ if (!ath_stoprecv(sc))
+ ret = false;
+
++ if (!ath_drain_all_txq(sc, retry_tx))
++ ret = false;
++
+ if (!flush) {
+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
+ ath_rx_tasklet(sc, 1, true);