Revert "ath9k_hw: reduce ANI firstep range for older chips"

This reverts commit 09efc56345be4146ab9fc87a55c837ed5d6ea1ab

I've received reports that this change is decreasing throughput in some
rare conditions on an AR9280 based device

Cc: stable@vger.kernel.org
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
index 00fb8ba..3b3e910 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -1004,9 +1004,11 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah,
        case ATH9K_ANI_FIRSTEP_LEVEL:{
                u32 level = param;
 
-               value = level;
+               value = level * 2;
                REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
                              AR_PHY_FIND_SIG_FIRSTEP, value);
+               REG_RMW_FIELD(ah, AR_PHY_FIND_SIG_LOW,
+                             AR_PHY_FIND_SIG_FIRSTEP_LOW, value);
 
                if (level != aniState->firstepLevel) {
                        ath_dbg(common, ANI,