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authorVasanthakumar Thiagarajan <vasanth@atheros.com>2010-12-06 12:27:48 (GMT)
committerJohn W. Linville <linville@tuxdriver.com>2010-12-07 21:34:56 (GMT)
commit9936e65fae6d95c2acc2438c60a8f4908130530e (patch)
tree672db50364c1ae7e35cf7981b8a8ad1fd3dc0998 /drivers/net/wireless
parentd9a2545ac713e26ab8c8eee741d2da1626cebd6e (diff)
downloadlinux-9936e65fae6d95c2acc2438c60a8f4908130530e.tar.xz
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>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_eeprom.c12
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.h4
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