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From: Oleksij Rempel <linux@rempel-privat.de>
Date: Sun, 22 Mar 2015 19:29:52 +0100
Subject: [PATCH] ath9k: ar9271_hw_pa_cal: use REG_READ_ARRAY
insted of reading each register separatly
and waste 4ms on each operation, we can
use one shot read.
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---
--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
@@ -440,8 +440,7 @@ static void ar9271_hw_pa_cal(struct ath_
{ AR9285_AN_RF2G3, 0 },
};
- for (i = 0; i < ARRAY_SIZE(regList); i++)
- regList[i][1] = REG_READ(ah, regList[i][0]);
+ REG_READ_ARRAY(ah, regList, ARRAY_SIZE(regList));
ENABLE_REG_RMW_BUFFER(ah);
/* 7834, b1=0 */
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