linux-kernel - [237/244] ath9k_hw: Fix Rx DMA stuck for AR9003 chips

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Date:	Wed, 28 Sep 2011 15:03:21 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Rajkumar Manoharan <rmanohar@....qualcomm.com>,
	"John W. Linville" <linville@...driver.com>
Subject: [237/244] ath9k_hw: Fix Rx DMA stuck for AR9003 chips

3.0-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Rajkumar Manoharan <rmanohar@....qualcomm.com>

commit e9f9530bb697f53dd620df290102359a3325bb23 upstream.

During the endurance testing, rx frames are not getting DMAd from
MAC whereas pcu rx frame counters are getting updated properly.
As per systems team input updated the initval to fix rx dma stuck
issue.

Signed-off-by: Rajkumar Manoharan <rmanohar@....qualcomm.com>
Signed-off-by: John W. Linville <linville@...driver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
@@ -1516,7 +1516,7 @@ static const u32 ar9300_2p2_mac_core[][2
 	{0x00008258, 0x00000000},
 	{0x0000825c, 0x40000000},
 	{0x00008260, 0x00080922},
-	{0x00008264, 0x9bc00010},
+	{0x00008264, 0x9d400010},
 	{0x00008268, 0xffffffff},
 	{0x0000826c, 0x0000ffff},
 	{0x00008270, 0x00000000},


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