Signed-off-by: Vasanthakumar Thiagarajan <vasanth@xxxxxxxxxxx> --- drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 28 +++++++++++++---------- 1 files changed, 16 insertions(+), 12 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 7b0ad89..1363c99 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -4276,23 +4276,27 @@ static int ar9003_hw_power_control_override(struct ath_hw *ah, REG_RMW(ah, AR_PHY_TPC_11_B0, (correction[0] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), AR_PHY_TPC_OLPC_GAIN_DELTA); - REG_RMW(ah, AR_PHY_TPC_11_B1, - (correction[1] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), - AR_PHY_TPC_OLPC_GAIN_DELTA); - REG_RMW(ah, AR_PHY_TPC_11_B2, - (correction[2] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), - AR_PHY_TPC_OLPC_GAIN_DELTA); + if (ah->caps.tx_chainmask & BIT(1)) + REG_RMW(ah, AR_PHY_TPC_11_B1, + (correction[1] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), + AR_PHY_TPC_OLPC_GAIN_DELTA); + if (ah->caps.tx_chainmask & BIT(2)) + REG_RMW(ah, AR_PHY_TPC_11_B2, + (correction[2] << AR_PHY_TPC_OLPC_GAIN_DELTA_S), + AR_PHY_TPC_OLPC_GAIN_DELTA); /* enable open loop power control on chip */ REG_RMW(ah, AR_PHY_TPC_6_B0, (3 << AR_PHY_TPC_6_ERROR_EST_MODE_S), AR_PHY_TPC_6_ERROR_EST_MODE); - REG_RMW(ah, AR_PHY_TPC_6_B1, - (3 << AR_PHY_TPC_6_ERROR_EST_MODE_S), - AR_PHY_TPC_6_ERROR_EST_MODE); - REG_RMW(ah, AR_PHY_TPC_6_B2, - (3 << AR_PHY_TPC_6_ERROR_EST_MODE_S), - AR_PHY_TPC_6_ERROR_EST_MODE); + if (ah->caps.tx_chainmask & BIT(1)) + REG_RMW(ah, AR_PHY_TPC_6_B1, + (3 << AR_PHY_TPC_6_ERROR_EST_MODE_S), + AR_PHY_TPC_6_ERROR_EST_MODE); + if (ah->caps.tx_chainmask & BIT(2)) + REG_RMW(ah, AR_PHY_TPC_6_B2, + (3 << AR_PHY_TPC_6_ERROR_EST_MODE_S), + AR_PHY_TPC_6_ERROR_EST_MODE); /* * enable temperature compensation -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
