From: Felix Fietkau Date: Sun, 20 Jan 2013 17:51:52 +0000 (+0100) Subject: ath9k: stop rx after tx X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0a62acb1c9da58b54cb1c9fa6604a36507a61d48;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git ath9k: stop rx after tx Completing frame transmission can fail if the rx engine is stopped prematurely, as the hw might be waiting for an ACK from the other side. Shutting down tx before rx might make the DMA shutdown more reliable. Signed-off-by: Felix Fietkau Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 32417fd4bf5a..407199ba79db 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -196,10 +196,10 @@ static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush) ath9k_debug_samp_bb_mac(sc); ath9k_hw_disable_interrupts(ah); - if (!ath_stoprecv(sc)) + if (!ath_drain_all_txq(sc, retry_tx)) ret = false; - if (!ath_drain_all_txq(sc, retry_tx)) + if (!ath_stoprecv(sc)) ret = false; if (!flush) {