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authorRajkumar Manoharan <rmanohar@qti.qualcomm.com>2014-06-24 22:27:39 +0530
committerJohn W. Linville <linville@tuxdriver.com>2014-06-25 15:40:38 -0400
commitaf2db444855a574cb58db1f5f6b7a53f2c0fefda (patch)
tree03c234b74d2f9e7bddab95c6344d6de41e532bbd /drivers
parentddbbd9e854f00f4f78d5f3df4e374af3d9eec5b2 (diff)
ath9k_hw: fix tx gain table index for AR953x
Fix tx gain table index on fast channel change for AR953x. Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 8927fc34d84..542a8d51d3b 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1552,13 +1552,15 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
u8 *ini_reloaded)
{
unsigned int regWrites = 0;
- u32 modesIndex;
+ u32 modesIndex, txgain_index;
if (IS_CHAN_5GHZ(chan))
modesIndex = IS_CHAN_HT40(chan) ? 2 : 1;
else
modesIndex = IS_CHAN_HT40(chan) ? 3 : 4;
+ txgain_index = AR_SREV_9531(ah) ? 1 : modesIndex;
+
if (modesIndex == ah->modes_index) {
*ini_reloaded = false;
goto set_rfmode;
@@ -1573,7 +1575,7 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
ar9003_hw_prog_ini(ah, &ah->ini_radio_post_sys2ant,
modesIndex);
- REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
+ REG_WRITE_ARRAY(&ah->iniModesTxGain, txgain_index, regWrites);
if (AR_SREV_9462_20_OR_LATER(ah)) {
/*