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

commit 171cdab8c78bb169d9693d587e1d02d2dd5a0274 upstream.

This reverts commit 09efc56345be4146ab9fc87a55c837ed5d6ea1ab

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

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
index 00fb8badbacc939bbb3ed1bbeae1b3d63edc4e23..3b3e91057a4cbdb6860006ce0e19a22c3b835774 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,