This is a note to let you know that I've just added the patch titled
ath9k: avoid accessing MRC registers on single-chain devices
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ath9k-avoid-accessing-mrc-registers-on-single-chain-devices.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From a1c781bb20ac1e03280e420abd47a99eb8bbdd3b Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@xxxxxxxxxxx>
Date: Tue, 13 Aug 2013 12:33:28 +0200
Subject: ath9k: avoid accessing MRC registers on single-chain devices
From: Felix Fietkau <nbd@xxxxxxxxxxx>
commit a1c781bb20ac1e03280e420abd47a99eb8bbdd3b upstream.
They are not implemented, and accessing them might trigger errors
Signed-off-by: Felix Fietkau <nbd@xxxxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_phy.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1076,6 +1076,10 @@ static bool ar9003_hw_ani_control(struct
* is_on == 0 means MRC CCK is OFF (more noise imm)
*/
bool is_on = param ? 1 : 0;
+
+ if (ah->caps.rx_chainmask == 1)
+ break;
+
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
AR_PHY_MRC_CCK_ENABLE, is_on);
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
Patches currently in stable-queue which might be from nbd@xxxxxxxxxxx are
queue-3.10/ath9k-fix-rx-descriptor-related-race-condition.patch
queue-3.10/ath9k-always-clear-ps-filter-bit-on-new-assoc.patch
queue-3.10/ath9k-avoid-accessing-mrc-registers-on-single-chain-devices.patch
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