This is a note to let you know that I've just added the patch titled
ath9k_hw: fix calibration issues on chainmask that don't include chain 0
to the 3.4-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_hw-fix-calibration-issues-on-chainmask-that-don-t-include-chain-0.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 4a8f199508d79ff8a7d1e22f47b912baaf225336 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@xxxxxxxxxxx>
Date: Sun, 20 Jan 2013 21:55:20 +0100
Subject: ath9k_hw: fix calibration issues on chainmask that don't include chain 0
From: Felix Fietkau <nbd@xxxxxxxxxxx>
commit 4a8f199508d79ff8a7d1e22f47b912baaf225336 upstream.
Signed-off-by: Felix Fietkau <nbd@xxxxxxxxxxx>
Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
Signed-off-by: CAI Qian <caiqian@xxxxxxxxxx>
Reviewed-by: John W. Linville <linville@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ar9003_calib.c | 2 ++
drivers/net/wireless/ath/ath9k/ar9003_phy.c | 2 +-
drivers/net/wireless/ath/ath9k/hw.h | 1 +
3 files changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
@@ -938,6 +938,8 @@ static bool ar9003_hw_init_cal(struct at
AR_PHY_CL_TAB_1,
AR_PHY_CL_TAB_2 };
+ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask);
+
if (rtt) {
if (!ar9003_hw_rtt_restore(ah, chan))
run_rtt_cal = true;
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -543,7 +543,7 @@ static void ar9003_hw_init_bb(struct ath
udelay(synthDelay + BASE_ACTIVATE_DELAY);
}
-static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
+void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
{
switch (rx) {
case 0x5:
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -1014,6 +1014,7 @@ int ar9003_paprd_setup_gain_table(struct
int ar9003_paprd_init_table(struct ath_hw *ah);
bool ar9003_paprd_is_done(struct ath_hw *ah);
void ar9003_hw_set_paprd_txdesc(struct ath_hw *ah, void *ds, u8 chains);
+void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
/* Hardware family op attach helpers */
void ar5008_hw_attach_phy_ops(struct ath_hw *ah);
Patches currently in stable-queue which might be from nbd@xxxxxxxxxxx are
queue-3.4/ath9k_hw-fix-calibration-issues-on-chainmask-that-don-t-include-chain-0.patch
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