ath9k: ath9k_hw_4k_set_board_values: use rmw buffer

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
index fc54fc71a2d3..060056262410 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c
@@ -1082,6 +1082,7 @@ static void ath9k_hw_4k_set_board_values(struct ath_hw *ah,
                 mask = BIT(0)|BIT(5)|BIT(10)|BIT(15)|BIT(20)|BIT(25);
                 pwrctrl = mask * bb_desired_scale;
                 clr = mask * 0x1f;
+                ENABLE_REG_RMW_BUFFER(ah);
                 REG_RMW(ah, AR_PHY_TX_PWRCTRL8, pwrctrl, clr);
                 REG_RMW(ah, AR_PHY_TX_PWRCTRL10, pwrctrl, clr);
                 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL12, pwrctrl, clr);
@@ -1096,6 +1097,7 @@ static void ath9k_hw_4k_set_board_values(struct ath_hw *ah,
                 clr = mask * 0x1f;
                 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL11, pwrctrl, clr);
                 REG_RMW(ah, AR_PHY_CH0_TX_PWRCTRL13, pwrctrl, clr);
+                REG_RMW_BUFFER_FLUSH(ah);
         }
 }