diff options
author | Felix Fietkau <nbd@openwrt.org> | 2012-05-24 14:32:19 +0200 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2012-05-29 13:45:22 -0400 |
commit | ceea2a51969f8b578777c99ec2718021427770c3 (patch) | |
tree | df99c019ce82ef67a2944c2b3db34cbc98f28943 /drivers/net/wireless | |
parent | 9b4760e301e1cceb0b49bd2b921d6b394d364584 (diff) |
ath9k: stop rx dma before stopping tx
It has been found that active Rx can interfere with stopping tx DMA, which
could result in at least parts of those "Failed to stop Tx DMA!" messages.
Stopping rx before tx should prevent that.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index dfa78e8b6470..4de4473776ac 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -239,7 +239,7 @@ static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush) { 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); @@ -250,11 +250,12 @@ 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); - 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); |