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ath9k: stop rx before tx, should reduce the frequency of "Failed to stop Tx DMA" errors

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31689 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2012-05-12 17:40:47 +00:00
parent d2821676fa
commit 69bd63a3db
1 changed files with 26 additions and 0 deletions
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26
package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch Normal file
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@ -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);