X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fath%2Fath9k%2Fhw.c;h=19e2c3cd147324b380f16628560340706b43850a;hb=744d402580f959072f6b805a98745837f185c8e0;hp=824dd9e725649b1d6ff06d3aa682430b124bcfb5;hpb=cc610ac0557b0ad0dcffdff1230cef28a970d755;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 824dd9e72564..19e2c3cd1473 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -895,6 +895,9 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah)
 		REG_WRITE(ah, AR_PCU_TXBUF_CTRL,
 			  AR_PCU_TXBUF_CTRL_USABLE_SIZE);
 	}
+
+	if (AR_SREV_9300_20_OR_LATER(ah))
+		ath9k_hw_reset_txstatus_ring(ah);
 }
 
 static void ath9k_hw_set_operating_mode(struct ath_hw *ah, int opmode)