From: Sujith <Sujith.Manoharan@atheros.com>
Date: Tue, 18 Nov 2008 03:40:22 +0000 (+0530)
Subject: ath9k: Update TX trigger level on a FIFO underrun.
X-Git-Tag: v2.6.29-rc1~581^2~383^2~25
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=daa9deb359252496796fa2b7420012e252b327b6;p=profile%2Fivi%2Fkernel-x86-ivi.git

ath9k: Update TX trigger level on a FIFO underrun.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath9k/mac.c b/drivers/net/wireless/ath9k/mac.c
index c344a81..36955e0 100644
--- a/drivers/net/wireless/ath9k/mac.c
+++ b/drivers/net/wireless/ath9k/mac.c
@@ -293,8 +293,10 @@ int ath9k_hw_txprocdesc(struct ath_hal *ah, struct ath_desc *ds)
 		ds->ds_txstat.ts_status |= ATH9K_TXERR_XRETRY;
 	if (ads->ds_txstatus1 & AR_Filtered)
 		ds->ds_txstat.ts_status |= ATH9K_TXERR_FILT;
-	if (ads->ds_txstatus1 & AR_FIFOUnderrun)
+	if (ads->ds_txstatus1 & AR_FIFOUnderrun) {
 		ds->ds_txstat.ts_status |= ATH9K_TXERR_FIFO;
+		ath9k_hw_updatetxtriglevel(ah, true);
+	}
 	if (ads->ds_txstatus9 & AR_TxOpExceeded)
 		ds->ds_txstat.ts_status |= ATH9K_TXERR_XTXOP;
 	if (ads->ds_txstatus1 & AR_TxTimerExpired)