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authorSujith <Sujith.Manoharan@atheros.com>2009-12-14 14:57:08 +0530
committerGreg Kroah-Hartman <gregkh@suse.de>2010-01-06 15:04:14 -0800
commitbef82b626e39357fd28b8303e9f88ea5c5d1b51f (patch)
treeff2ff85f68cd204e303493f1ede52f63997cc65d /drivers
parent0ebbdd734f2509bae17f4340fc4fd07c530dbc59 (diff)
ath9k: Fix TX queue draining
commit e8009e9850d59000d518296af372888911a129bd upstream. When TX DMA termination has failed, the HW has to be reset completely. Doing a fast channel change in this case is insufficient. Also, change the debug level of a couple of messages to FATAL. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/ath9k/mac.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index d4d9d828aff4..110c16dd465c 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -155,7 +155,7 @@ bool ath9k_hw_stoptxdma(struct ath_hw *ah, u32 q)
wait = wait_time;
while (ath9k_hw_numtxpending(ah, q)) {
if ((--wait) == 0) {
- DPRINTF(ah->ah_sc, ATH_DBG_QUEUE,
+ DPRINTF(ah->ah_sc, ATH_DBG_FATAL,
"Failed to stop TX DMA in 100 "
"msec after killing last frame\n");
break;
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 47539094524e..2e0b86be382e 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1076,10 +1076,10 @@ void ath_drain_all_txq(struct ath_softc *sc, bool retry_tx)
if (npend) {
int r;
- DPRINTF(sc, ATH_DBG_XMIT, "Unable to stop TxDMA. Reset HAL!\n");
+ DPRINTF(sc, ATH_DBG_FATAL, "Unable to stop TxDMA. Reset HAL!\n");
spin_lock_bh(&sc->sc_resetlock);
- r = ath9k_hw_reset(ah, sc->sc_ah->curchan, true);
+ r = ath9k_hw_reset(ah, sc->sc_ah->curchan, false);
if (r)
DPRINTF(sc, ATH_DBG_FATAL,
"Unable to reset hardware; reset status %d\n",