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ath9k_hw: Fix XPABIAS level configuration for AR9003

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Improper configuration of 0x16288 and 0x16290 would affect transmission.

Cc:stable@kernel.org
Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vasanthakumar Thiagarajan 2010-11-10 05:03:11 -08:00 committed by John W. Linville
parent 3092354970
commit 52a0e2477d
1 changed files with 8 additions and 6 deletions
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14
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
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@ -22,12 +22,14 @@
#define COMP_CKSUM_LEN 2
#define AR_CH0_TOP (0x00016288)
#define AR_CH0_TOP_XPABIASLVL (0x3)
#define AR_CH0_TOP_XPABIASLVL (0x300)
#define AR_CH0_TOP_XPABIASLVL_S (8)
#define AR_CH0_THERM (0x00016290)
#define AR_CH0_THERM_SPARE (0x3f)
#define AR_CH0_THERM_SPARE_S (0)
#define AR_CH0_THERM_XPABIASLVL_MSB 0x3
#define AR_CH0_THERM_XPABIASLVL_MSB_S 0
#define AR_CH0_THERM_XPASHORT2GND 0x4
#define AR_CH0_THERM_XPASHORT2GND_S 2
#define AR_SWITCH_TABLE_COM_ALL (0xffff)
#define AR_SWITCH_TABLE_COM_ALL_S (0)
@ -3336,9 +3338,9 @@ static s32 ar9003_hw_xpa_bias_level_get(struct ath_hw *ah, bool is2ghz)
static void ar9003_hw_xpa_bias_level_apply(struct ath_hw *ah, bool is2ghz)
{
int bias = ar9003_hw_xpa_bias_level_get(ah, is2ghz);
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, (bias & 0x3));
REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_SPARE,
((bias >> 2) & 0x3));
REG_RMW_FIELD(ah, AR_CH0_TOP, AR_CH0_TOP_XPABIASLVL, bias);
REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPABIASLVL_MSB, bias >> 2);
REG_RMW_FIELD(ah, AR_CH0_THERM, AR_CH0_THERM_XPASHORT2GND, 1);
}
static u32 ar9003_hw_ant_ctrl_common_get(struct ath_hw *ah, bool is2ghz)