openwrtv4/package/kernel/mac80211/patches/322-ath9k-ar9271_hw_pa_cal-use-RMW-buffer.patch

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From: Oleksij Rempel <linux@rempel-privat.de>
Date: Sun, 22 Mar 2015 19:29:49 +0100
Subject: [PATCH] ath9k: ar9271_hw_pa_cal: use RMW buffer
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
@@ -436,13 +436,14 @@ static void ar9271_hw_pa_cal(struct ath_
{ AR9285_AN_RF2G2, 0 },
{ AR9285_AN_TOP2, 0 },
{ AR9285_AN_RF2G8, 0 },
- { AR9285_AN_RF2G7, 0 } ,
- { AR9285_AN_RF2G3, 0 } ,
+ { AR9285_AN_RF2G7, 0 },
+ { AR9285_AN_RF2G3, 0 },
};
for (i = 0; i < ARRAY_SIZE(regList); i++)
regList[i][1] = REG_READ(ah, regList[i][0]);
+ ENABLE_REG_RMW_BUFFER(ah);
/* 7834, b1=0 */
REG_CLR_BIT(ah, AR9285_AN_RF2G6, 1 << 0);
/* 9808, b27=1 */
@@ -476,6 +477,7 @@ static void ar9271_hw_pa_cal(struct ath_
REG_RMW_FIELD(ah, AR9285_AN_RF2G7, AR9285_AN_RF2G7_PADRVGN2TAB0, 0);
/* 7828, b0-11, ccom=fff */
REG_RMW_FIELD(ah, AR9285_AN_RF2G3, AR9271_AN_RF2G3_CCOMP, 0xfff);
+ REG_RMW_BUFFER_FLUSH(ah);
/* Set:
* localmode=1,bmode=1,bmoderxtx=1,synthon=1,
@@ -514,10 +516,12 @@ static void ar9271_hw_pa_cal(struct ath_
}
+ ENABLE_REG_RMW_BUFFER(ah);
/* 7834, b1=1 */
REG_SET_BIT(ah, AR9285_AN_RF2G6, 1 << 0);
/* 9808, b27=0 */
REG_CLR_BIT(ah, 0x9808, 1 << 27);
+ REG_RMW_BUFFER_FLUSH(ah);
ENABLE_REGWRITE_BUFFER(ah);
for (i = 0; i < ARRAY_SIZE(regList); i++)