--- /dev/null
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -676,10 +676,6 @@ static int __ath9k_hw_init(struct ath_hw
+ if (!AR_SREV_9300_20_OR_LATER(ah))
+ ah->ani_function &= ~ATH9K_ANI_MRC_CCK;
+
+- /* disable ANI for 9340 */
+- if (AR_SREV_9340(ah))
+- ah->config.enable_ani = false;
+-
+ ath9k_hw_init_mode_regs(ah);
+
+ if (!ah->is_pciexpress)
--- /dev/null
+--- a/drivers/net/wireless/ath/ath9k/ani.c
++++ b/drivers/net/wireless/ath/ath9k/ani.c
+@@ -153,9 +153,7 @@ static void ath9k_hw_set_ofdm_nil(struct
+ immunityLevel, BEACON_RSSI(ah),
+ aniState->rssiThrLow, aniState->rssiThrHigh);
+
+- if (aniState->update_ani)
+- aniState->ofdmNoiseImmunityLevel = immunityLevel;
+-
++ aniState->ofdmNoiseImmunityLevel = immunityLevel;
+ entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
+ entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
+
+@@ -222,9 +220,7 @@ static void ath9k_hw_set_cck_nil(struct
+ immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI)
+ immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI;
+
+- if (aniState->update_ani)
+- aniState->cckNoiseImmunityLevel = immunityLevel;
+-
++ aniState->cckNoiseImmunityLevel = immunityLevel;
+ entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
+ entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
+
+@@ -338,7 +334,6 @@ void ath9k_ani_reset(struct ath_hw *ah,
+ aniState->ofdmNoiseImmunityLevel,
+ aniState->cckNoiseImmunityLevel);
+
+- aniState->update_ani = false;
+ ofdm_nil = ATH9K_ANI_OFDM_DEF_LEVEL;
+ cck_nil = ATH9K_ANI_CCK_DEF_LEVEL;
+ }
+@@ -354,8 +349,6 @@ void ath9k_ani_reset(struct ath_hw *ah,
+ is_scanning,
+ aniState->ofdmNoiseImmunityLevel,
+ aniState->cckNoiseImmunityLevel);
+-
+- aniState->update_ani = true;
+ }
+ ath9k_hw_set_ofdm_nil(ah, ofdm_nil);
+ ath9k_hw_set_cck_nil(ah, cck_nil);
+@@ -538,7 +531,6 @@ void ath9k_hw_ani_init(struct ath_hw *ah
+ ani->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG;
+ ani->cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL;
+ ani->ofdmNoiseImmunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL;
+- ani->update_ani = false;
+ }
+
+ /*
+--- a/drivers/net/wireless/ath/ath9k/ani.h
++++ b/drivers/net/wireless/ath/ath9k/ani.h
+@@ -116,7 +116,6 @@ struct ar5416AniState {
+ u8 firstepLevel;
+ u8 ofdmWeakSigDetect;
+ u8 cckWeakSigThreshold;
+- bool update_ani;
+ u32 listenTime;
+ int32_t rssiThrLow;
+ int32_t rssiThrHigh;