1 From: Oleksij Rempel <linux@rempel-privat.de>
2 Date: Sun, 22 Mar 2015 19:29:59 +0100
3 Subject: [PATCH] ath9k: ath9k_hw_analog_shift_rmw: use REG_RMW
5 use REG_RMW in ath9k_hw_analog_shift_rmw.
6 It will double execution speed on usb bus.
8 Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
9 Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
12 --- a/drivers/net/wireless/ath/ath9k/eeprom.c
13 +++ b/drivers/net/wireless/ath/ath9k/eeprom.c
14 @@ -27,12 +27,7 @@ void ath9k_hw_analog_shift_regwrite(stru
15 void ath9k_hw_analog_shift_rmw(struct ath_hw *ah, u32 reg, u32 mask,
20 - regVal = REG_READ(ah, reg) & ~mask;
21 - regVal |= (val << shift) & mask;
23 - REG_WRITE(ah, reg, regVal);
24 + REG_RMW(ah, reg, ((val << shift) & mask), mask);
26 if (ah->config.analog_shiftreg)