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-rw-r--r--package/kernel/mac80211/patches/331-ath9k-ath9k_hw_4k_set_board_values-use-rmw-buffer.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/331-ath9k-ath9k_hw_4k_set_board_values-use-rmw-buffer.patch b/package/kernel/mac80211/patches/331-ath9k-ath9k_hw_4k_set_board_values-use-rmw-buffer.patch
new file mode 100644
index 0000000000..edd6160fa6
--- /dev/null
+++ b/package/kernel/mac80211/patches/331-ath9k-ath9k_hw_4k_set_board_values-use-rmw-buffer.patch
@@ -0,0 +1,26 @@
+From: Oleksij Rempel <linux@rempel-privat.de>
+Date: Sun, 22 Mar 2015 19:29:58 +0100
+Subject: [PATCH] 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>
+---
+
+--- 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
+ 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
+ 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);
+ }
+ }
+