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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
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package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch
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26
package/mac80211/patches/560-ath9k_fix_rx_tx_stop.patch
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@ -0,0 +1,26 @@
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--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -235,7 +235,7 @@ static bool ath_prepare_reset(struct ath
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{
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struct ath_hw *ah = sc->sc_ah;
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struct ath_common *common = ath9k_hw_common(ah);
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- bool ret;
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+ bool ret = true;
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ieee80211_stop_queues(sc->hw);
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@@ -246,11 +246,12 @@ static bool ath_prepare_reset(struct ath
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ath9k_debug_samp_bb_mac(sc);
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ath9k_hw_disable_interrupts(ah);
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- ret = ath_drain_all_txq(sc, retry_tx);
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-
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if (!ath_stoprecv(sc))
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ret = false;
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+ if (!ath_drain_all_txq(sc, retry_tx))
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+ ret = false;
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+
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if (!flush) {
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if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)
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ath_rx_tasklet(sc, 1, true);
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