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ath9k_hw: Configure xpa bias level for AR9485 

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vasanthakumar Thiagarajan 2010-12-06 04:27:48 -08:00 committed by John W. Linville
parent d9a2545ac7
commit 9936e65fae
2 changed files with 13 additions and 3 deletions
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12
drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
View File

@ -3450,9 +3450,15 @@ 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);
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);
if (AR_SREV_9485(ah))
REG_RMW_FIELD(ah, AR_CH0_TOP2, AR_CH0_TOP2_XPABIASLVL, bias);
else {
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)

4
drivers/net/wireless/ath/ath9k/ar9003_phy.h
View File

@ -584,6 +584,10 @@
#define AR_PHY_65NM_CH2_RXTX1 0x16900
#define AR_PHY_65NM_CH2_RXTX2 0x16904
#define AR_CH0_TOP2 (AR_SREV_9485(ah) ? 0x00016284 : 0x0001628c)
#define AR_CH0_TOP2_XPABIASLVL 0xf000
#define AR_CH0_TOP2_XPABIASLVL_S 12
#define AR_PHY_RX1DB_BIQUAD_LONG_SHIFT 0x00380000
#define AR_PHY_RX1DB_BIQUAD_LONG_SHIFT_S 19
#define AR_PHY_RX6DB_BIQUAD_LONG_SHIFT 0x00c00000