From 9936e65fae6d95c2acc2438c60a8f4908130530e Mon Sep 17 00:00:00 2001 From: Vasanthakumar Thiagarajan Date: Mon, 6 Dec 2010 04:27:48 -0800 Subject: [PATCH] ath9k_hw: Configure xpa bias level for AR9485 Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 12 +++++++++--- drivers/net/wireless/ath/ath9k/ar9003_phy.h | 4 ++++ 2 files changed, 13 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 372831d..819b0a6 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -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) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 3394dfe..b772081 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -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 -- 2.7.4