mac80211: update to wireless-testing 2012-06-14

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32420 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 1263 insertions, 292 deletions

diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 9044396dc..cb219c914 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -1,63 +1,1221 @@
---- a/drivers/net/wireless/ath/ath5k/base.c
-+++ b/drivers/net/wireless/ath/ath5k/base.c
-@@ -2417,6 +2417,22 @@ ath5k_tx_complete_poll_work(struct work_
- * Initialization routines *
- \*************************/
- 
-+static const struct ieee80211_iface_limit if_limits[] = {
-+	{ .max = 2048,	.types = BIT(NL80211_IFTYPE_STATION) },
-+	{ .max = 4,	.types =
-+#ifdef CONFIG_MAC80211_MESH
-+				 BIT(NL80211_IFTYPE_MESH_POINT) |
-+#endif
-+				 BIT(NL80211_IFTYPE_AP) },
-+};
-+
-+static const struct ieee80211_iface_combination if_comb = {
-+	.limits = if_limits,
-+	.n_limits = ARRAY_SIZE(if_limits),
-+	.max_interfaces = 2048,
-+	.num_different_channels = 1,
-+};
-+
- int __devinit
- ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
+--- a/drivers/net/wireless/ath/ath9k/ani.c
++++ b/drivers/net/wireless/ath/ath9k/ani.c
+@@ -104,11 +104,6 @@ static const struct ani_cck_level_entry 
+ #define ATH9K_ANI_CCK_DEF_LEVEL \
+ 	2 /* default level - matches the INI settings */
+ 
+-static bool use_new_ani(struct ath_hw *ah)
+-{
+-	return AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani;
+-}
+-
+ static void ath9k_hw_update_mibstats(struct ath_hw *ah,
+ 				     struct ath9k_mib_stats *stats)
+ {
+@@ -122,8 +117,6 @@ static void ath9k_hw_update_mibstats(str
+ static void ath9k_ani_restart(struct ath_hw *ah)
+ {
+ 	struct ar5416AniState *aniState;
+-	struct ath_common *common = ath9k_hw_common(ah);
+-	u32 ofdm_base = 0, cck_base = 0;
+ 
+ 	if (!DO_ANI(ah))
+ 		return;
+@@ -131,18 +124,10 @@ static void ath9k_ani_restart(struct ath
+ 	aniState = &ah->curchan->ani;
+ 	aniState->listenTime = 0;
+ 
+-	if (!use_new_ani(ah)) {
+-		ofdm_base = AR_PHY_COUNTMAX - ah->config.ofdm_trig_high;
+-		cck_base = AR_PHY_COUNTMAX - ah->config.cck_trig_high;
+-	}
+-
+-	ath_dbg(common, ANI, "Writing ofdmbase=%u   cckbase=%u\n",
+-		ofdm_base, cck_base);
+-
+ 	ENABLE_REGWRITE_BUFFER(ah);
+ 
+-	REG_WRITE(ah, AR_PHY_ERR_1, ofdm_base);
+-	REG_WRITE(ah, AR_PHY_ERR_2, cck_base);
++	REG_WRITE(ah, AR_PHY_ERR_1, 0);
++	REG_WRITE(ah, AR_PHY_ERR_2, 0);
+ 	REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING);
+ 	REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING);
+ 
+@@ -154,110 +139,6 @@ static void ath9k_ani_restart(struct ath
+ 	aniState->cckPhyErrCount = 0;
+ }
+ 
+-static void ath9k_hw_ani_ofdm_err_trigger_old(struct ath_hw *ah)
+-{
+-	struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
+-	struct ar5416AniState *aniState;
+-	int32_t rssi;
+-
+-	aniState = &ah->curchan->ani;
+-
+-	if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) {
+-		if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL,
+-					 aniState->noiseImmunityLevel + 1)) {
+-			return;
+-		}
+-	}
+-
+-	if (aniState->spurImmunityLevel < HAL_SPUR_IMMUNE_MAX) {
+-		if (ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL,
+-					 aniState->spurImmunityLevel + 1)) {
+-			return;
+-		}
+-	}
+-
+-	if (ah->opmode == NL80211_IFTYPE_AP) {
+-		if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) {
+-			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-					     aniState->firstepLevel + 1);
+-		}
+-		return;
+-	}
+-	rssi = BEACON_RSSI(ah);
+-	if (rssi > aniState->rssiThrHigh) {
+-		if (!aniState->ofdmWeakSigDetectOff) {
+-			if (ath9k_hw_ani_control(ah,
+-					 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-					 false)) {
+-				ath9k_hw_ani_control(ah,
+-					ATH9K_ANI_SPUR_IMMUNITY_LEVEL, 0);
+-				return;
+-			}
+-		}
+-		if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) {
+-			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-					     aniState->firstepLevel + 1);
+-			return;
+-		}
+-	} else if (rssi > aniState->rssiThrLow) {
+-		if (aniState->ofdmWeakSigDetectOff)
+-			ath9k_hw_ani_control(ah,
+-				     ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-				     true);
+-		if (aniState->firstepLevel < HAL_FIRST_STEP_MAX)
+-			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-					     aniState->firstepLevel + 1);
+-		return;
+-	} else {
+-		if ((conf->channel->band == IEEE80211_BAND_2GHZ) &&
+-		    !conf_is_ht(conf)) {
+-			if (!aniState->ofdmWeakSigDetectOff)
+-				ath9k_hw_ani_control(ah,
+-				     ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-				     false);
+-			if (aniState->firstepLevel > 0)
+-				ath9k_hw_ani_control(ah,
+-					     ATH9K_ANI_FIRSTEP_LEVEL, 0);
+-			return;
+-		}
+-	}
+-}
+-
+-static void ath9k_hw_ani_cck_err_trigger_old(struct ath_hw *ah)
+-{
+-	struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
+-	struct ar5416AniState *aniState;
+-	int32_t rssi;
+-
+-	aniState = &ah->curchan->ani;
+-	if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) {
+-		if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL,
+-					 aniState->noiseImmunityLevel + 1)) {
+-			return;
+-		}
+-	}
+-	if (ah->opmode == NL80211_IFTYPE_AP) {
+-		if (aniState->firstepLevel < HAL_FIRST_STEP_MAX) {
+-			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-					     aniState->firstepLevel + 1);
+-		}
+-		return;
+-	}
+-	rssi = BEACON_RSSI(ah);
+-	if (rssi > aniState->rssiThrLow) {
+-		if (aniState->firstepLevel < HAL_FIRST_STEP_MAX)
+-			ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-					     aniState->firstepLevel + 1);
+-	} else {
+-		if ((conf->channel->band == IEEE80211_BAND_2GHZ) &&
+-		    !conf_is_ht(conf)) {
+-			if (aniState->firstepLevel > 0)
+-				ath9k_hw_ani_control(ah,
+-					     ATH9K_ANI_FIRSTEP_LEVEL, 0);
+-		}
+-	}
+-}
+-
+ /* Adjust the OFDM Noise Immunity Level */
+ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel)
  {
-@@ -2438,6 +2454,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
- 		BIT(NL80211_IFTYPE_ADHOC) |
- 		BIT(NL80211_IFTYPE_MESH_POINT);
+@@ -265,18 +146,15 @@ static void ath9k_hw_set_ofdm_nil(struct
+ 	struct ath_common *common = ath9k_hw_common(ah);
+ 	const struct ani_ofdm_level_entry *entry_ofdm;
+ 	const struct ani_cck_level_entry *entry_cck;
+-
+-	aniState->noiseFloor = BEACON_RSSI(ah);
++	bool weak_sig;
+ 
+ 	ath_dbg(common, ANI, "**** ofdmlevel %d=>%d, rssi=%d[lo=%d hi=%d]\n",
+ 		aniState->ofdmNoiseImmunityLevel,
+-		immunityLevel, aniState->noiseFloor,
++		immunityLevel, BEACON_RSSI(ah),
+ 		aniState->rssiThrLow, aniState->rssiThrHigh);
+ 
+ 	if (aniState->update_ani)
+-		aniState->ofdmNoiseImmunityLevel =
+-			(immunityLevel > ATH9K_ANI_OFDM_DEF_LEVEL) ?
+-			immunityLevel : ATH9K_ANI_OFDM_DEF_LEVEL;
++		aniState->ofdmNoiseImmunityLevel = immunityLevel;
+ 
+ 	entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
+ 	entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
+@@ -292,12 +170,22 @@ static void ath9k_hw_set_ofdm_nil(struct
+ 				     ATH9K_ANI_FIRSTEP_LEVEL,
+ 				     entry_ofdm->fir_step_level);
  
-+	hw->wiphy->iface_combinations = &if_comb;
-+	hw->wiphy->n_iface_combinations = 1;
+-	if ((aniState->noiseFloor >= aniState->rssiThrHigh) &&
+-	    (!aniState->ofdmWeakSigDetectOff !=
+-	     entry_ofdm->ofdm_weak_signal_on)) {
++	weak_sig = entry_ofdm->ofdm_weak_signal_on;
++	if (ah->opmode == NL80211_IFTYPE_STATION &&
++	    BEACON_RSSI(ah) <= aniState->rssiThrHigh)
++		weak_sig = true;
 +
- 	/* SW support for IBSS_RSN is provided by mac80211 */
- 	hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
++	if (aniState->ofdmWeakSigDetect != weak_sig)
+ 			ath9k_hw_ani_control(ah,
+ 				ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+ 				entry_ofdm->ofdm_weak_signal_on);
++
++	if (aniState->ofdmNoiseImmunityLevel >= ATH9K_ANI_OFDM_DEF_LEVEL) {
++		ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH;
++		ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI;
++	} else {
++		ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI;
++		ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW;
+ 	}
+ }
  
---- a/net/mac80211/agg-rx.c
-+++ b/net/mac80211/agg-rx.c
-@@ -145,15 +145,20 @@ static void sta_rx_agg_session_timer_exp
- 	struct tid_ampdu_rx *tid_rx;
- 	unsigned long timeout;
+@@ -308,11 +196,6 @@ static void ath9k_hw_ani_ofdm_err_trigge
+ 	if (!DO_ANI(ah))
+ 		return;
  
-+	rcu_read_lock();
- 	tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[*ptid]);
--	if (!tid_rx)
-+	if (!tid_rx) {
-+		rcu_read_unlock();
+-	if (!use_new_ani(ah)) {
+-		ath9k_hw_ani_ofdm_err_trigger_old(ah);
+-		return;
+-	}
+-
+ 	aniState = &ah->curchan->ani;
+ 
+ 	if (aniState->ofdmNoiseImmunityLevel < ATH9K_ANI_OFDM_MAX_LEVEL)
+@@ -329,22 +212,18 @@ static void ath9k_hw_set_cck_nil(struct 
+ 	const struct ani_ofdm_level_entry *entry_ofdm;
+ 	const struct ani_cck_level_entry *entry_cck;
+ 
+-	aniState->noiseFloor = BEACON_RSSI(ah);
+ 	ath_dbg(common, ANI, "**** ccklevel %d=>%d, rssi=%d[lo=%d hi=%d]\n",
+ 		aniState->cckNoiseImmunityLevel, immunityLevel,
+-		aniState->noiseFloor, aniState->rssiThrLow,
++		BEACON_RSSI(ah), aniState->rssiThrLow,
+ 		aniState->rssiThrHigh);
+ 
+-	if ((ah->opmode == NL80211_IFTYPE_STATION ||
+-	     ah->opmode == NL80211_IFTYPE_ADHOC) &&
+-	    aniState->noiseFloor <= aniState->rssiThrLow &&
++	if (ah->opmode == NL80211_IFTYPE_STATION &&
++	    BEACON_RSSI(ah) <= aniState->rssiThrLow &&
+ 	    immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI)
+ 		immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI;
+ 
+ 	if (aniState->update_ani)
+-		aniState->cckNoiseImmunityLevel =
+-			(immunityLevel > ATH9K_ANI_CCK_DEF_LEVEL) ?
+-			immunityLevel : ATH9K_ANI_CCK_DEF_LEVEL;
++		aniState->cckNoiseImmunityLevel = immunityLevel;
+ 
+ 	entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel];
+ 	entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel];
+@@ -372,70 +251,12 @@ static void ath9k_hw_ani_cck_err_trigger
+ 	if (!DO_ANI(ah))
  		return;
-+	}
  
- 	timeout = tid_rx->last_rx + TU_TO_JIFFIES(tid_rx->timeout);
- 	if (time_is_after_jiffies(timeout)) {
- 		mod_timer(&tid_rx->session_timer, timeout);
-+		rcu_read_unlock();
+-	if (!use_new_ani(ah)) {
+-		ath9k_hw_ani_cck_err_trigger_old(ah);
+-		return;
+-	}
+-
+ 	aniState = &ah->curchan->ani;
+ 
+ 	if (aniState->cckNoiseImmunityLevel < ATH9K_ANI_CCK_MAX_LEVEL)
+ 		ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel + 1);
+ }
+ 
+-static void ath9k_hw_ani_lower_immunity_old(struct ath_hw *ah)
+-{
+-	struct ar5416AniState *aniState;
+-	int32_t rssi;
+-
+-	aniState = &ah->curchan->ani;
+-
+-	if (ah->opmode == NL80211_IFTYPE_AP) {
+-		if (aniState->firstepLevel > 0) {
+-			if (ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-						 aniState->firstepLevel - 1))
+-				return;
+-		}
+-	} else {
+-		rssi = BEACON_RSSI(ah);
+-		if (rssi > aniState->rssiThrHigh) {
+-			/* XXX: Handle me */
+-		} else if (rssi > aniState->rssiThrLow) {
+-			if (aniState->ofdmWeakSigDetectOff) {
+-				if (ath9k_hw_ani_control(ah,
+-					 ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-					 true))
+-					return;
+-			}
+-			if (aniState->firstepLevel > 0) {
+-				if (ath9k_hw_ani_control(ah,
+-					 ATH9K_ANI_FIRSTEP_LEVEL,
+-					 aniState->firstepLevel - 1))
+-					return;
+-			}
+-		} else {
+-			if (aniState->firstepLevel > 0) {
+-				if (ath9k_hw_ani_control(ah,
+-					 ATH9K_ANI_FIRSTEP_LEVEL,
+-					 aniState->firstepLevel - 1))
+-					return;
+-			}
+-		}
+-	}
+-
+-	if (aniState->spurImmunityLevel > 0) {
+-		if (ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL,
+-					 aniState->spurImmunityLevel - 1))
+-			return;
+-	}
+-
+-	if (aniState->noiseImmunityLevel > 0) {
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL,
+-				     aniState->noiseImmunityLevel - 1);
+-		return;
+-	}
+-}
+-
+ /*
+  * only lower either OFDM or CCK errors per turn
+  * we lower the other one next time
+@@ -446,11 +267,6 @@ static void ath9k_hw_ani_lower_immunity(
+ 
+ 	aniState = &ah->curchan->ani;
+ 
+-	if (!use_new_ani(ah)) {
+-		ath9k_hw_ani_lower_immunity_old(ah);
+-		return;
+-	}
+-
+ 	/* lower OFDM noise immunity */
+ 	if (aniState->ofdmNoiseImmunityLevel > 0 &&
+ 	    (aniState->ofdmsTurn || aniState->cckNoiseImmunityLevel == 0)) {
+@@ -463,72 +279,6 @@ static void ath9k_hw_ani_lower_immunity(
+ 		ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel - 1);
+ }
+ 
+-static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning)
+-{
+-	struct ar5416AniState *aniState;
+-	struct ath9k_channel *chan = ah->curchan;
+-	struct ath_common *common = ath9k_hw_common(ah);
+-
+-	if (!DO_ANI(ah))
+-		return;
+-
+-	aniState = &ah->curchan->ani;
+-
+-	if (ah->opmode != NL80211_IFTYPE_STATION
+-	    && ah->opmode != NL80211_IFTYPE_ADHOC) {
+-		ath_dbg(common, ANI, "Reset ANI state opmode %u\n", ah->opmode);
+-		ah->stats.ast_ani_reset++;
+-
+-		if (ah->opmode == NL80211_IFTYPE_AP) {
+-			/*
+-			 * ath9k_hw_ani_control() will only process items set on
+-			 * ah->ani_function
+-			 */
+-			if (IS_CHAN_2GHZ(chan))
+-				ah->ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL |
+-						    ATH9K_ANI_FIRSTEP_LEVEL);
+-			else
+-				ah->ani_function = 0;
+-		}
+-
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, 0);
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL, 0);
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, 0);
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-				     !ATH9K_ANI_USE_OFDM_WEAK_SIG);
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_CCK_WEAK_SIGNAL_THR,
+-				     ATH9K_ANI_CCK_WEAK_SIG_THR);
+-
+-		ath9k_ani_restart(ah);
+-		return;
+-	}
+-
+-	if (aniState->noiseImmunityLevel != 0)
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL,
+-				     aniState->noiseImmunityLevel);
+-	if (aniState->spurImmunityLevel != 0)
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_SPUR_IMMUNITY_LEVEL,
+-				     aniState->spurImmunityLevel);
+-	if (aniState->ofdmWeakSigDetectOff)
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION,
+-				     !aniState->ofdmWeakSigDetectOff);
+-	if (aniState->cckWeakSigThreshold)
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_CCK_WEAK_SIGNAL_THR,
+-				     aniState->cckWeakSigThreshold);
+-	if (aniState->firstepLevel != 0)
+-		ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
+-				     aniState->firstepLevel);
+-
+-	ath9k_ani_restart(ah);
+-
+-	ENABLE_REGWRITE_BUFFER(ah);
+-
+-	REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING);
+-	REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING);
+-
+-	REGWRITE_BUFFER_FLUSH(ah);
+-}
+-
+ /*
+  * Restore the ANI parameters in the HAL and reset the statistics.
+  * This routine should be called for every hardware reset and for
+@@ -539,13 +289,11 @@ void ath9k_ani_reset(struct ath_hw *ah, 
+ 	struct ar5416AniState *aniState = &ah->curchan->ani;
+ 	struct ath9k_channel *chan = ah->curchan;
+ 	struct ath_common *common = ath9k_hw_common(ah);
++	int ofdm_nil, cck_nil;
+ 
+ 	if (!DO_ANI(ah))
  		return;
+ 
+-	if (!use_new_ani(ah))
+-		return ath9k_ani_reset_old(ah, is_scanning);
+-
+ 	BUG_ON(aniState == NULL);
+ 	ah->stats.ast_ani_reset++;
+ 
+@@ -563,6 +311,11 @@ void ath9k_ani_reset(struct ath_hw *ah, 
+ 	/* always allow mode (on/off) to be controlled */
+ 	ah->ani_function |= ATH9K_ANI_MODE;
+ 
++	ofdm_nil = max_t(int, ATH9K_ANI_OFDM_DEF_LEVEL,
++			 aniState->ofdmNoiseImmunityLevel);
++	cck_nil = max_t(int, ATH9K_ANI_CCK_DEF_LEVEL,
++			 aniState->cckNoiseImmunityLevel);
++
+ 	if (is_scanning ||
+ 	    (ah->opmode != NL80211_IFTYPE_STATION &&
+ 	     ah->opmode != NL80211_IFTYPE_ADHOC)) {
+@@ -586,8 +339,8 @@ void ath9k_ani_reset(struct ath_hw *ah, 
+ 				aniState->cckNoiseImmunityLevel);
+ 
+ 			aniState->update_ani = false;
+-			ath9k_hw_set_ofdm_nil(ah, ATH9K_ANI_OFDM_DEF_LEVEL);
+-			ath9k_hw_set_cck_nil(ah, ATH9K_ANI_CCK_DEF_LEVEL);
++			ofdm_nil = ATH9K_ANI_OFDM_DEF_LEVEL;
++			cck_nil = ATH9K_ANI_CCK_DEF_LEVEL;
+ 		}
+ 	} else {
+ 		/*
+@@ -603,11 +356,9 @@ void ath9k_ani_reset(struct ath_hw *ah, 
+ 			aniState->cckNoiseImmunityLevel);
+ 
+ 			aniState->update_ani = true;
+-			ath9k_hw_set_ofdm_nil(ah,
+-					      aniState->ofdmNoiseImmunityLevel);
+-			ath9k_hw_set_cck_nil(ah,
+-					     aniState->cckNoiseImmunityLevel);
  	}
-+	rcu_read_unlock();
++	ath9k_hw_set_ofdm_nil(ah, ofdm_nil);
++	ath9k_hw_set_cck_nil(ah, cck_nil);
+ 
+ 	/*
+ 	 * enable phy counters if hw supports or if not, enable phy
+@@ -627,9 +378,6 @@ static bool ath9k_hw_ani_read_counters(s
+ {
+ 	struct ath_common *common = ath9k_hw_common(ah);
+ 	struct ar5416AniState *aniState = &ah->curchan->ani;
+-	u32 ofdm_base = 0;
+-	u32 cck_base = 0;
+-	u32 ofdmPhyErrCnt, cckPhyErrCnt;
+ 	u32 phyCnt1, phyCnt2;
+ 	int32_t listenTime;
+ 
+@@ -642,11 +390,6 @@ static bool ath9k_hw_ani_read_counters(s
+ 		return false;
+ 	}
+ 
+-	if (!use_new_ani(ah)) {
+-		ofdm_base = AR_PHY_COUNTMAX - ah->config.ofdm_trig_high;
+-		cck_base = AR_PHY_COUNTMAX - ah->config.cck_trig_high;
+-	}
+-
+ 	aniState->listenTime += listenTime;
+ 
+ 	ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
+@@ -654,35 +397,12 @@ static bool ath9k_hw_ani_read_counters(s
+ 	phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
+ 	phyCnt2 = REG_READ(ah, AR_PHY_ERR_2);
+ 
+-	if (!use_new_ani(ah) && (phyCnt1 < ofdm_base || phyCnt2 < cck_base)) {
+-		if (phyCnt1 < ofdm_base) {
+-			ath_dbg(common, ANI,
+-				"phyCnt1 0x%x, resetting counter value to 0x%x\n",
+-				phyCnt1, ofdm_base);
+-			REG_WRITE(ah, AR_PHY_ERR_1, ofdm_base);
+-			REG_WRITE(ah, AR_PHY_ERR_MASK_1,
+-				  AR_PHY_ERR_OFDM_TIMING);
+-		}
+-		if (phyCnt2 < cck_base) {
+-			ath_dbg(common, ANI,
+-				"phyCnt2 0x%x, resetting counter value to 0x%x\n",
+-				phyCnt2, cck_base);
+-			REG_WRITE(ah, AR_PHY_ERR_2, cck_base);
+-			REG_WRITE(ah, AR_PHY_ERR_MASK_2,
+-				  AR_PHY_ERR_CCK_TIMING);
+-		}
+-		return false;
+-	}
++	ah->stats.ast_ani_ofdmerrs += phyCnt1 - aniState->ofdmPhyErrCount;
++	aniState->ofdmPhyErrCount = phyCnt1;
++
++	ah->stats.ast_ani_cckerrs += phyCnt2 - aniState->cckPhyErrCount;
++	aniState->cckPhyErrCount = phyCnt2;
+ 
+-	ofdmPhyErrCnt = phyCnt1 - ofdm_base;
+-	ah->stats.ast_ani_ofdmerrs +=
+-		ofdmPhyErrCnt - aniState->ofdmPhyErrCount;
+-	aniState->ofdmPhyErrCount = ofdmPhyErrCnt;
+-
+-	cckPhyErrCnt = phyCnt2 - cck_base;
+-	ah->stats.ast_ani_cckerrs +=
+-		cckPhyErrCnt - aniState->cckPhyErrCount;
+-	aniState->cckPhyErrCount = cckPhyErrCnt;
+ 	return true;
+ }
+ 
+@@ -716,21 +436,10 @@ void ath9k_hw_ani_monitor(struct ath_hw 
+ 
+ 	if (aniState->listenTime > ah->aniperiod) {
+ 		if (cckPhyErrRate < ah->config.cck_trig_low &&
+-		    ((ofdmPhyErrRate < ah->config.ofdm_trig_low &&
+-		      aniState->ofdmNoiseImmunityLevel <
+-		      ATH9K_ANI_OFDM_DEF_LEVEL) ||
+-		     (ofdmPhyErrRate < ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI &&
+-		      aniState->ofdmNoiseImmunityLevel >=
+-		      ATH9K_ANI_OFDM_DEF_LEVEL))) {
++		    ofdmPhyErrRate < ah->config.ofdm_trig_low) {
+ 			ath9k_hw_ani_lower_immunity(ah);
+ 			aniState->ofdmsTurn = !aniState->ofdmsTurn;
+-		} else if ((ofdmPhyErrRate > ah->config.ofdm_trig_high &&
+-			    aniState->ofdmNoiseImmunityLevel >=
+-			    ATH9K_ANI_OFDM_DEF_LEVEL) ||
+-			   (ofdmPhyErrRate >
+-			    ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI &&
+-			    aniState->ofdmNoiseImmunityLevel <
+-			    ATH9K_ANI_OFDM_DEF_LEVEL)) {
++		} else if (ofdmPhyErrRate > ah->config.ofdm_trig_high) {
+ 			ath9k_hw_ani_ofdm_err_trigger(ah);
+ 			aniState->ofdmsTurn = false;
+ 		} else if (cckPhyErrRate > ah->config.cck_trig_high) {
+@@ -778,49 +487,6 @@ void ath9k_hw_disable_mib_counters(struc
+ }
+ EXPORT_SYMBOL(ath9k_hw_disable_mib_counters);
+ 
+-/*
+- * Process a MIB interrupt.  We may potentially be invoked because
+- * any of the MIB counters overflow/trigger so don't assume we're
+- * here because a PHY error counter triggered.
+- */
+-void ath9k_hw_proc_mib_event(struct ath_hw *ah)
+-{
+-	u32 phyCnt1, phyCnt2;
+-
+-	/* Reset these counters regardless */
+-	REG_WRITE(ah, AR_FILT_OFDM, 0);
+-	REG_WRITE(ah, AR_FILT_CCK, 0);
+-	if (!(REG_READ(ah, AR_SLP_MIB_CTRL) & AR_SLP_MIB_PENDING))
+-		REG_WRITE(ah, AR_SLP_MIB_CTRL, AR_SLP_MIB_CLEAR);
+-
+-	/* Clear the mib counters and save them in the stats */
+-	ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
+-
+-	if (!DO_ANI(ah)) {
+-		/*
+-		 * We must always clear the interrupt cause by
+-		 * resetting the phy error regs.
+-		 */
+-		REG_WRITE(ah, AR_PHY_ERR_1, 0);
+-		REG_WRITE(ah, AR_PHY_ERR_2, 0);
+-		return;
+-	}
+-
+-	/* NB: these are not reset-on-read */
+-	phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
+-	phyCnt2 = REG_READ(ah, AR_PHY_ERR_2);
+-	if (((phyCnt1 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK) ||
+-	    ((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK)) {
+-
+-		if (!use_new_ani(ah))
+-			ath9k_hw_ani_read_counters(ah);
+-
+-		/* NB: always restart to insure the h/w counters are reset */
+-		ath9k_ani_restart(ah);
+-	}
+-}
+-EXPORT_SYMBOL(ath9k_hw_proc_mib_event);
+-
+ void ath9k_hw_ani_setup(struct ath_hw *ah)
+ {
+ 	int i;
+@@ -845,50 +511,31 @@ void ath9k_hw_ani_init(struct ath_hw *ah
+ 
+ 	ath_dbg(common, ANI, "Initialize ANI\n");
+ 
+-	if (use_new_ani(ah)) {
+-		ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_NEW;
+-		ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_NEW;
++	ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH;
++	ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW;
+ 
+-		ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH_NEW;
+-		ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW_NEW;
+-	} else {
+-		ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_OLD;
+-		ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_OLD;
+-
+-		ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH_OLD;
+-		ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW_OLD;
+-	}
++	ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH;
++	ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW;
+ 
+ 	for (i = 0; i < ARRAY_SIZE(ah->channels); i++) {
+ 		struct ath9k_channel *chan = &ah->channels[i];
+ 		struct ar5416AniState *ani = &chan->ani;
+ 
+-		if (use_new_ani(ah)) {
+-			ani->spurImmunityLevel =
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
++		ani->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
+ 
+-			ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
++		ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
+ 
+-			if (AR_SREV_9300_20_OR_LATER(ah))
+-				ani->mrcCCKOff =
+-					!ATH9K_ANI_ENABLE_MRC_CCK;
+-			else
+-				ani->mrcCCKOff = true;
+-
+-			ani->ofdmsTurn = true;
+-		} else {
+-			ani->spurImmunityLevel =
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_OLD;
+-			ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_OLD;
++		if (AR_SREV_9300_20_OR_LATER(ah))
++			ani->mrcCCKOff =
++				!ATH9K_ANI_ENABLE_MRC_CCK;
++		else
++			ani->mrcCCKOff = true;
+ 
+-			ani->cckWeakSigThreshold =
+-				ATH9K_ANI_CCK_WEAK_SIG_THR;
+-		}
++		ani->ofdmsTurn = true;
+ 
+ 		ani->rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH;
+ 		ani->rssiThrLow = ATH9K_ANI_RSSI_THR_LOW;
+-		ani->ofdmWeakSigDetectOff =
+-			!ATH9K_ANI_USE_OFDM_WEAK_SIG;
++		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;
+@@ -898,13 +545,8 @@ void ath9k_hw_ani_init(struct ath_hw *ah
+ 	 * since we expect some ongoing maintenance on the tables, let's sanity
+ 	 * check here default level should not modify INI setting.
+ 	 */
+-	if (use_new_ani(ah)) {
+-		ah->aniperiod = ATH9K_ANI_PERIOD_NEW;
+-		ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL_NEW;
+-	} else {
+-		ah->aniperiod = ATH9K_ANI_PERIOD_OLD;
+-		ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL_OLD;
+-	}
++	ah->aniperiod = ATH9K_ANI_PERIOD;
++	ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL;
+ 
+ 	if (ah->config.enable_ani)
+ 		ah->proc_phyerr |= HAL_PROCESS_ANI;
+--- a/drivers/net/wireless/ath/ath9k/ani.h
++++ b/drivers/net/wireless/ath/ath9k/ani.h
+@@ -24,42 +24,34 @@
+ #define BEACON_RSSI(ahp) (ahp->stats.avgbrssi)
+ 
+ /* units are errors per second */
+-#define ATH9K_ANI_OFDM_TRIG_HIGH_OLD      500
+-#define ATH9K_ANI_OFDM_TRIG_HIGH_NEW      3500
++#define ATH9K_ANI_OFDM_TRIG_HIGH          3500
+ #define ATH9K_ANI_OFDM_TRIG_HIGH_BELOW_INI 1000
+ 
+ /* units are errors per second */
+-#define ATH9K_ANI_OFDM_TRIG_LOW_OLD       200
+-#define ATH9K_ANI_OFDM_TRIG_LOW_NEW       400
++#define ATH9K_ANI_OFDM_TRIG_LOW           400
+ #define ATH9K_ANI_OFDM_TRIG_LOW_ABOVE_INI 900
+ 
+ /* units are errors per second */
+-#define ATH9K_ANI_CCK_TRIG_HIGH_OLD       200
+-#define ATH9K_ANI_CCK_TRIG_HIGH_NEW       600
++#define ATH9K_ANI_CCK_TRIG_HIGH           600
+ 
+ /* units are errors per second */
+-#define ATH9K_ANI_CCK_TRIG_LOW_OLD        100
+-#define ATH9K_ANI_CCK_TRIG_LOW_NEW        300
++#define ATH9K_ANI_CCK_TRIG_LOW            300
+ 
+ #define ATH9K_ANI_NOISE_IMMUNE_LVL        4
+ #define ATH9K_ANI_USE_OFDM_WEAK_SIG       true
+ #define ATH9K_ANI_CCK_WEAK_SIG_THR        false
+ 
+-#define ATH9K_ANI_SPUR_IMMUNE_LVL_OLD     7
+-#define ATH9K_ANI_SPUR_IMMUNE_LVL_NEW     3
++#define ATH9K_ANI_SPUR_IMMUNE_LVL         3
+ 
+-#define ATH9K_ANI_FIRSTEP_LVL_OLD         0
+-#define ATH9K_ANI_FIRSTEP_LVL_NEW         2
++#define ATH9K_ANI_FIRSTEP_LVL             2
+ 
+ #define ATH9K_ANI_RSSI_THR_HIGH           40
+ #define ATH9K_ANI_RSSI_THR_LOW            7
+ 
+-#define ATH9K_ANI_PERIOD_OLD              100
+-#define ATH9K_ANI_PERIOD_NEW              300
++#define ATH9K_ANI_PERIOD                  300
+ 
+ /* in ms */
+-#define ATH9K_ANI_POLLINTERVAL_OLD        100
+-#define ATH9K_ANI_POLLINTERVAL_NEW        1000
++#define ATH9K_ANI_POLLINTERVAL            1000
+ 
+ #define HAL_NOISE_IMMUNE_MAX              4
+ #define HAL_SPUR_IMMUNE_MAX               7
+@@ -122,13 +114,12 @@ struct ar5416AniState {
+ 	u8 mrcCCKOff;
+ 	u8 spurImmunityLevel;
+ 	u8 firstepLevel;
+-	u8 ofdmWeakSigDetectOff;
++	u8 ofdmWeakSigDetect;
+ 	u8 cckWeakSigThreshold;
+ 	bool update_ani;
+ 	u32 listenTime;
+ 	int32_t rssiThrLow;
+ 	int32_t rssiThrHigh;
+-	u32 noiseFloor;
+ 	u32 ofdmPhyErrCount;
+ 	u32 cckPhyErrCount;
+ 	int16_t pktRssi[2];
+--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+@@ -995,141 +995,6 @@ static u32 ar5008_hw_compute_pll_control
+ 	return pll;
+ }
+ 
+-static bool ar5008_hw_ani_control_old(struct ath_hw *ah,
+-				      enum ath9k_ani_cmd cmd,
+-				      int param)
+-{
+-	struct ar5416AniState *aniState = &ah->curchan->ani;
+-	struct ath_common *common = ath9k_hw_common(ah);
+-
+-	switch (cmd & ah->ani_function) {
+-	case ATH9K_ANI_NOISE_IMMUNITY_LEVEL:{
+-		u32 level = param;
+-
+-		if (level >= ARRAY_SIZE(ah->totalSizeDesired)) {
+-			ath_dbg(common, ANI, "level out of range (%u > %zu)\n",
+-				level, ARRAY_SIZE(ah->totalSizeDesired));
+-			return false;
+-		}
+-
+-		REG_RMW_FIELD(ah, AR_PHY_DESIRED_SZ,
+-			      AR_PHY_DESIRED_SZ_TOT_DES,
+-			      ah->totalSizeDesired[level]);
+-		REG_RMW_FIELD(ah, AR_PHY_AGC_CTL1,
+-			      AR_PHY_AGC_CTL1_COARSE_LOW,
+-			      ah->coarse_low[level]);
+-		REG_RMW_FIELD(ah, AR_PHY_AGC_CTL1,
+-			      AR_PHY_AGC_CTL1_COARSE_HIGH,
+-			      ah->coarse_high[level]);
+-		REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
+-			      AR_PHY_FIND_SIG_FIRPWR,
+-			      ah->firpwr[level]);
+-
+-		if (level > aniState->noiseImmunityLevel)
+-			ah->stats.ast_ani_niup++;
+-		else if (level < aniState->noiseImmunityLevel)
+-			ah->stats.ast_ani_nidown++;
+-		aniState->noiseImmunityLevel = level;
+-		break;
+-	}
+-	case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{
+-		u32 on = param ? 1 : 0;
+-
+-		if (on)
+-			REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
+-				    AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
+-		else
+-			REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW,
+-				    AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
+-
+-		if (!on != aniState->ofdmWeakSigDetectOff) {
+-			if (on)
+-				ah->stats.ast_ani_ofdmon++;
+-			else
+-				ah->stats.ast_ani_ofdmoff++;
+-			aniState->ofdmWeakSigDetectOff = !on;
+-		}
+-		break;
+-	}
+-	case ATH9K_ANI_CCK_WEAK_SIGNAL_THR:{
+-		static const int weakSigThrCck[] = { 8, 6 };
+-		u32 high = param ? 1 : 0;
+-
+-		REG_RMW_FIELD(ah, AR_PHY_CCK_DETECT,
+-			      AR_PHY_CCK_DETECT_WEAK_SIG_THR_CCK,
+-			      weakSigThrCck[high]);
+-		if (high != aniState->cckWeakSigThreshold) {
+-			if (high)
+-				ah->stats.ast_ani_cckhigh++;
+-			else
+-				ah->stats.ast_ani_ccklow++;
+-			aniState->cckWeakSigThreshold = high;
+-		}
+-		break;
+-	}
+-	case ATH9K_ANI_FIRSTEP_LEVEL:{
+-		static const int firstep[] = { 0, 4, 8 };
+-		u32 level = param;
+-
+-		if (level >= ARRAY_SIZE(firstep)) {
+-			ath_dbg(common, ANI, "level out of range (%u > %zu)\n",
+-				level, ARRAY_SIZE(firstep));
+-			return false;
+-		}
+-		REG_RMW_FIELD(ah, AR_PHY_FIND_SIG,
+-			      AR_PHY_FIND_SIG_FIRSTEP,
+-			      firstep[level]);
+-		if (level > aniState->firstepLevel)
+-			ah->stats.ast_ani_stepup++;
+-		else if (level < aniState->firstepLevel)
+-			ah->stats.ast_ani_stepdown++;
+-		aniState->firstepLevel = level;
+-		break;
+-	}
+-	case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{
+-		static const int cycpwrThr1[] = { 2, 4, 6, 8, 10, 12, 14, 16 };
+-		u32 level = param;
+-
+-		if (level >= ARRAY_SIZE(cycpwrThr1)) {
+-			ath_dbg(common, ANI, "level out of range (%u > %zu)\n",
+-				level, ARRAY_SIZE(cycpwrThr1));
+-			return false;
+-		}
+-		REG_RMW_FIELD(ah, AR_PHY_TIMING5,
+-			      AR_PHY_TIMING5_CYCPWR_THR1,
+-			      cycpwrThr1[level]);
+-		if (level > aniState->spurImmunityLevel)
+-			ah->stats.ast_ani_spurup++;
+-		else if (level < aniState->spurImmunityLevel)
+-			ah->stats.ast_ani_spurdown++;
+-		aniState->spurImmunityLevel = level;
+-		break;
+-	}
+-	case ATH9K_ANI_PRESENT:
+-		break;
+-	default:
+-		ath_dbg(common, ANI, "invalid cmd %u\n", cmd);
+-		return false;
+-	}
+-
+-	ath_dbg(common, ANI, "ANI parameters:\n");
+-	ath_dbg(common, ANI,
+-		"noiseImmunityLevel=%d, spurImmunityLevel=%d, ofdmWeakSigDetectOff=%d\n",
+-		aniState->noiseImmunityLevel,
+-		aniState->spurImmunityLevel,
+-		!aniState->ofdmWeakSigDetectOff);
+-	ath_dbg(common, ANI,
+-		"cckWeakSigThreshold=%d, firstepLevel=%d, listenTime=%d\n",
+-		aniState->cckWeakSigThreshold,
+-		aniState->firstepLevel,
+-		aniState->listenTime);
+-	ath_dbg(common, ANI, "ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n",
+-		aniState->ofdmPhyErrCount,
+-		aniState->cckPhyErrCount);
+-
+-	return true;
+-}
+-
+ static bool ar5008_hw_ani_control_new(struct ath_hw *ah,
+ 				      enum ath9k_ani_cmd cmd,
+ 				      int param)
+@@ -1206,18 +1071,18 @@ static bool ar5008_hw_ani_control_new(st
+ 			REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW,
+ 				    AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
+ 
+-		if (!on != aniState->ofdmWeakSigDetectOff) {
++		if (on != aniState->ofdmWeakSigDetect) {
+ 			ath_dbg(common, ANI,
+ 				"** ch %d: ofdm weak signal: %s=>%s\n",
+ 				chan->channel,
+-				!aniState->ofdmWeakSigDetectOff ?
++				aniState->ofdmWeakSigDetect ?
+ 				"on" : "off",
+ 				on ? "on" : "off");
+ 			if (on)
+ 				ah->stats.ast_ani_ofdmon++;
+ 			else
+ 				ah->stats.ast_ani_ofdmoff++;
+-			aniState->ofdmWeakSigDetectOff = !on;
++			aniState->ofdmWeakSigDetect = on;
+ 		}
+ 		break;
+ 	}
+@@ -1236,7 +1101,7 @@ static bool ar5008_hw_ani_control_new(st
+ 		 * from INI file & cap value
+ 		 */
+ 		value = firstep_table[level] -
+-			firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
++			firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
+ 			aniState->iniDef.firstep;
+ 		if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN)
+ 			value = ATH9K_SIG_FIRSTEP_SETTING_MIN;
+@@ -1251,7 +1116,7 @@ static bool ar5008_hw_ani_control_new(st
+ 		 * from INI file & cap value
+ 		 */
+ 		value2 = firstep_table[level] -
+-			 firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
++			 firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
+ 			 aniState->iniDef.firstepLow;
+ 		if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN)
+ 			value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN;
+@@ -1267,7 +1132,7 @@ static bool ar5008_hw_ani_control_new(st
+ 				chan->channel,
+ 				aniState->firstepLevel,
+ 				level,
+-				ATH9K_ANI_FIRSTEP_LVL_NEW,
++				ATH9K_ANI_FIRSTEP_LVL,
+ 				value,
+ 				aniState->iniDef.firstep);
+ 			ath_dbg(common, ANI,
+@@ -1275,7 +1140,7 @@ static bool ar5008_hw_ani_control_new(st
+ 				chan->channel,
+ 				aniState->firstepLevel,
+ 				level,
+-				ATH9K_ANI_FIRSTEP_LVL_NEW,
++				ATH9K_ANI_FIRSTEP_LVL,
+ 				value2,
+ 				aniState->iniDef.firstepLow);
+ 			if (level > aniState->firstepLevel)
+@@ -1300,7 +1165,7 @@ static bool ar5008_hw_ani_control_new(st
+ 		 * from INI file & cap value
+ 		 */
+ 		value = cycpwrThr1_table[level] -
+-			cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
++			cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
+ 			aniState->iniDef.cycpwrThr1;
+ 		if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
+ 			value = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
+@@ -1316,7 +1181,7 @@ static bool ar5008_hw_ani_control_new(st
+ 		 * from INI file & cap value
+ 		 */
+ 		value2 = cycpwrThr1_table[level] -
+-			 cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
++			 cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
+ 			 aniState->iniDef.cycpwrThr1Ext;
+ 		if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
+ 			value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
+@@ -1331,7 +1196,7 @@ static bool ar5008_hw_ani_control_new(st
+ 				chan->channel,
+ 				aniState->spurImmunityLevel,
+ 				level,
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
++				ATH9K_ANI_SPUR_IMMUNE_LVL,
+ 				value,
+ 				aniState->iniDef.cycpwrThr1);
+ 			ath_dbg(common, ANI,
+@@ -1339,7 +1204,7 @@ static bool ar5008_hw_ani_control_new(st
+ 				chan->channel,
+ 				aniState->spurImmunityLevel,
+ 				level,
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
++				ATH9K_ANI_SPUR_IMMUNE_LVL,
+ 				value2,
+ 				aniState->iniDef.cycpwrThr1Ext);
+ 			if (level > aniState->spurImmunityLevel)
+@@ -1367,7 +1232,7 @@ static bool ar5008_hw_ani_control_new(st
+ 	ath_dbg(common, ANI,
+ 		"ANI parameters: SI=%d, ofdmWS=%s FS=%d MRCcck=%s listenTime=%d ofdmErrs=%d cckErrs=%d\n",
+ 		aniState->spurImmunityLevel,
+-		!aniState->ofdmWeakSigDetectOff ? "on" : "off",
++		aniState->ofdmWeakSigDetect ? "on" : "off",
+ 		aniState->firstepLevel,
+ 		!aniState->mrcCCKOff ? "on" : "off",
+ 		aniState->listenTime,
+@@ -1454,9 +1319,9 @@ static void ar5008_hw_ani_cache_ini_regs
+ 					       AR_PHY_EXT_TIMING5_CYCPWR_THR1);
+ 
+ 	/* these levels just got reset to defaults by the INI */
+-	aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
+-	aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
+-	aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG;
++	aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
++	aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
++	aniState->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG;
+ 	aniState->mrcCCKOff = true; /* not available on pre AR9003 */
+ }
+ 
+@@ -1545,11 +1410,8 @@ void ar5008_hw_attach_phy_ops(struct ath
+ 	priv_ops->do_getnf = ar5008_hw_do_getnf;
+ 	priv_ops->set_radar_params = ar5008_hw_set_radar_params;
+ 
+-	if (modparam_force_new_ani) {
+-		priv_ops->ani_control = ar5008_hw_ani_control_new;
+-		priv_ops->ani_cache_ini_regs = ar5008_hw_ani_cache_ini_regs;
+-	} else
+-		priv_ops->ani_control = ar5008_hw_ani_control_old;
++	priv_ops->ani_control = ar5008_hw_ani_control_new;
++	priv_ops->ani_cache_ini_regs = ar5008_hw_ani_cache_ini_regs;
+ 
+ 	if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah))
+ 		priv_ops->compute_pll_control = ar9160_hw_compute_pll_control;
+--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+@@ -21,10 +21,6 @@
+ #include "ar9002_initvals.h"
+ #include "ar9002_phy.h"
+ 
+-int modparam_force_new_ani;
+-module_param_named(force_new_ani, modparam_force_new_ani, int, 0444);
+-MODULE_PARM_DESC(force_new_ani, "Force new ANI for AR5008, AR9001, AR9002");
+-
+ /* General hardware code for the A5008/AR9001/AR9002 hadware families */
+ 
+ static void ar9002_hw_init_mode_regs(struct ath_hw *ah)
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+@@ -825,18 +825,18 @@ static bool ar9003_hw_ani_control(struct
+ 			REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW,
+ 				    AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
+ 
+-		if (!on != aniState->ofdmWeakSigDetectOff) {
++		if (on != aniState->ofdmWeakSigDetect) {
+ 			ath_dbg(common, ANI,
+ 				"** ch %d: ofdm weak signal: %s=>%s\n",
+ 				chan->channel,
+-				!aniState->ofdmWeakSigDetectOff ?
++				aniState->ofdmWeakSigDetect ?
+ 				"on" : "off",
+ 				on ? "on" : "off");
+ 			if (on)
+ 				ah->stats.ast_ani_ofdmon++;
+ 			else
+ 				ah->stats.ast_ani_ofdmoff++;
+-			aniState->ofdmWeakSigDetectOff = !on;
++			aniState->ofdmWeakSigDetect = on;
+ 		}
+ 		break;
+ 	}
+@@ -855,7 +855,7 @@ static bool ar9003_hw_ani_control(struct
+ 		 * from INI file & cap value
+ 		 */
+ 		value = firstep_table[level] -
+-			firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
++			firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
+ 			aniState->iniDef.firstep;
+ 		if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN)
+ 			value = ATH9K_SIG_FIRSTEP_SETTING_MIN;
+@@ -870,7 +870,7 @@ static bool ar9003_hw_ani_control(struct
+ 		 * from INI file & cap value
+ 		 */
+ 		value2 = firstep_table[level] -
+-			 firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
++			 firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
+ 			 aniState->iniDef.firstepLow;
+ 		if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN)
+ 			value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN;
+@@ -886,7 +886,7 @@ static bool ar9003_hw_ani_control(struct
+ 				chan->channel,
+ 				aniState->firstepLevel,
+ 				level,
+-				ATH9K_ANI_FIRSTEP_LVL_NEW,
++				ATH9K_ANI_FIRSTEP_LVL,
+ 				value,
+ 				aniState->iniDef.firstep);
+ 			ath_dbg(common, ANI,
+@@ -894,7 +894,7 @@ static bool ar9003_hw_ani_control(struct
+ 				chan->channel,
+ 				aniState->firstepLevel,
+ 				level,
+-				ATH9K_ANI_FIRSTEP_LVL_NEW,
++				ATH9K_ANI_FIRSTEP_LVL,
+ 				value2,
+ 				aniState->iniDef.firstepLow);
+ 			if (level > aniState->firstepLevel)
+@@ -919,7 +919,7 @@ static bool ar9003_hw_ani_control(struct
+ 		 * from INI file & cap value
+ 		 */
+ 		value = cycpwrThr1_table[level] -
+-			cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
++			cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
+ 			aniState->iniDef.cycpwrThr1;
+ 		if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
+ 			value = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
+@@ -935,7 +935,7 @@ static bool ar9003_hw_ani_control(struct
+ 		 * from INI file & cap value
+ 		 */
+ 		value2 = cycpwrThr1_table[level] -
+-			 cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
++			 cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
+ 			 aniState->iniDef.cycpwrThr1Ext;
+ 		if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
+ 			value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
+@@ -950,7 +950,7 @@ static bool ar9003_hw_ani_control(struct
+ 				chan->channel,
+ 				aniState->spurImmunityLevel,
+ 				level,
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
++				ATH9K_ANI_SPUR_IMMUNE_LVL,
+ 				value,
+ 				aniState->iniDef.cycpwrThr1);
+ 			ath_dbg(common, ANI,
+@@ -958,7 +958,7 @@ static bool ar9003_hw_ani_control(struct
+ 				chan->channel,
+ 				aniState->spurImmunityLevel,
+ 				level,
+-				ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
++				ATH9K_ANI_SPUR_IMMUNE_LVL,
+ 				value2,
+ 				aniState->iniDef.cycpwrThr1Ext);
+ 			if (level > aniState->spurImmunityLevel)
+@@ -1002,7 +1002,7 @@ static bool ar9003_hw_ani_control(struct
+ 	ath_dbg(common, ANI,
+ 		"ANI parameters: SI=%d, ofdmWS=%s FS=%d MRCcck=%s listenTime=%d ofdmErrs=%d cckErrs=%d\n",
+ 		aniState->spurImmunityLevel,
+-		!aniState->ofdmWeakSigDetectOff ? "on" : "off",
++		aniState->ofdmWeakSigDetect ? "on" : "off",
+ 		aniState->firstepLevel,
+ 		!aniState->mrcCCKOff ? "on" : "off",
+ 		aniState->listenTime,
+@@ -1111,9 +1111,9 @@ static void ar9003_hw_ani_cache_ini_regs
+ 					       AR_PHY_EXT_CYCPWR_THR1);
+ 
+ 	/* these levels just got reset to defaults by the INI */
+-	aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
+-	aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
+-	aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG;
++	aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
++	aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
++	aniState->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG;
+ 	aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK;
+ }
+ 
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -348,8 +348,6 @@ void ath_debug_stat_interrupt(struct ath
+ 		sc->debug.stats.istats.txok++;
+ 	if (status & ATH9K_INT_TXURN)
+ 		sc->debug.stats.istats.txurn++;
+-	if (status & ATH9K_INT_MIB)
+-		sc->debug.stats.istats.mib++;
+ 	if (status & ATH9K_INT_RXPHY)
+ 		sc->debug.stats.istats.rxphyerr++;
+ 	if (status & ATH9K_INT_RXKCM)
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -1019,16 +1019,8 @@ void ar9002_hw_attach_ops(struct ath_hw 
+ void ar9003_hw_attach_ops(struct ath_hw *ah);
+ 
+ void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan);
+-/*
+- * ANI work can be shared between all families but a next
+- * generation implementation of ANI will be used only for AR9003 only
+- * for now as the other families still need to be tested with the same
+- * next generation ANI. Feel free to start testing it though for the
+- * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani.
+- */
+-extern int modparam_force_new_ani;
++
+ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning);
+-void ath9k_hw_proc_mib_event(struct ath_hw *ah);
+ void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan);
+ 
+ #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -516,24 +516,6 @@ irqreturn_t ath_isr(int irq, void *dev)
+ 		ath9k_hw_set_interrupts(ah);
+ 	}
+ 
+-	if (status & ATH9K_INT_MIB) {
+-		/*
+-		 * Disable interrupts until we service the MIB
+-		 * interrupt; otherwise it will continue to
+-		 * fire.
+-		 */
+-		ath9k_hw_disable_interrupts(ah);
+-		/*
+-		 * Let the hal handle the event. We assume
+-		 * it will clear whatever condition caused
+-		 * the interrupt.
+-		 */
+-		spin_lock(&common->cc_lock);
+-		ath9k_hw_proc_mib_event(ah);
+-		spin_unlock(&common->cc_lock);
+-		ath9k_hw_enable_interrupts(ah);
+-	}
+-
+ 	if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP))
+ 		if (status & ATH9K_INT_TIM_TIMER) {
+ 			if (ATH_DBG_WARN_ON_ONCE(sc->ps_idle))
+@@ -959,14 +941,10 @@ static void ath9k_calculate_summary_stat
+ 	/*
+ 	 * Enable MIB interrupts when there are hardware phy counters.
+ 	 */
+-	if ((iter_data.nstations + iter_data.nadhocs + iter_data.nmeshes) > 0) {
+-		if (ah->config.enable_ani)
+-			ah->imask |= ATH9K_INT_MIB;
++	if ((iter_data.nstations + iter_data.nadhocs + iter_data.nmeshes) > 0)
+ 		ah->imask |= ATH9K_INT_TSFOOR;
+-	} else {
+-		ah->imask &= ~ATH9K_INT_MIB;
++	else
+ 		ah->imask &= ~ATH9K_INT_TSFOOR;
+-	}
+ 
+ 	ath9k_hw_set_interrupts(ah);
  
- #ifdef CONFIG_MAC80211_HT_DEBUG
- 	printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
-@@ -200,6 +205,8 @@ static void ieee80211_send_addba_resp(st
+--- a/net/mac80211/agg-rx.c
++++ b/net/mac80211/agg-rx.c
+@@ -201,6 +201,8 @@ static void ieee80211_send_addba_resp(st
  		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
  	else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
  		memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
@@ -78,7 +1236,7 @@
  		memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
  	else if (sdata->vif.type == NL80211_IFTYPE_STATION)
  		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
-@@ -490,6 +491,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -456,6 +457,7 @@ int ieee80211_start_tx_ba_session(struct
  	    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
  	    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
  	    sdata->vif.type != NL80211_IFTYPE_AP &&
@@ -141,7 +1299,7 @@
  	/*
  	 * set_multicast_list will be invoked by the networking core
  	 * which will check whether any increments here were done in
-@@ -642,6 +619,8 @@ static void ieee80211_do_stop(struct iee
+@@ -639,6 +616,8 @@ static void ieee80211_do_stop(struct iee
  		ieee80211_configure_filter(local);
  		break;
  	default:
@@ -150,7 +1308,7 @@
  		flush_work(&sdata->work);
  		/*
  		 * When we get here, the interface is marked down.
-@@ -848,6 +827,72 @@ static void ieee80211_if_setup(struct ne
+@@ -845,6 +824,72 @@ static void ieee80211_if_setup(struct ne
  	dev->destructor = free_netdev;
  }
  
@@ -223,7 +1381,7 @@
  static void ieee80211_iface_work(struct work_struct *work)
  {
  	struct ieee80211_sub_if_data *sdata =
-@@ -952,6 +997,9 @@ static void ieee80211_iface_work(struct 
+@@ -949,6 +994,9 @@ static void ieee80211_iface_work(struct 
  				break;
  			ieee80211_mesh_rx_queued_mgmt(sdata, skb);
  			break;
@@ -235,7 +1393,7 @@
  			break;
 --- a/net/mac80211/rx.c
 +++ b/net/mac80211/rx.c
-@@ -2284,6 +2284,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+@@ -2281,6 +2281,7 @@ ieee80211_rx_h_action(struct ieee80211_r
  		    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
  		    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
  		    sdata->vif.type != NL80211_IFTYPE_AP &&
@@ -243,7 +1401,7 @@
  		    sdata->vif.type != NL80211_IFTYPE_ADHOC)
  			break;
  
-@@ -2498,14 +2499,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2495,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
  
  	if (!ieee80211_vif_is_mesh(&sdata->vif) &&
  	    sdata->vif.type != NL80211_IFTYPE_ADHOC &&
@@ -261,13 +1419,13 @@
  		break;
  	case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
  	case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-@@ -2839,10 +2841,16 @@ static int prepare_for_handlers(struct i
+@@ -2833,10 +2835,16 @@ static int prepare_for_handlers(struct i
  		}
  		break;
  	case NL80211_IFTYPE_WDS:
 -		if (bssid || !ieee80211_is_data(hdr->frame_control))
 -			return 0;
- 		if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
+ 		if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))
  			return 0;
 +
 +		if (ieee80211_is_data(hdr->frame_control) ||
@@ -298,238 +1456,13 @@
  	WLAN_STA_CLEAR_PS_FILT,
  	WLAN_STA_MFP,
  	WLAN_STA_BLOCK_BA,
---- a/net/mac80211/util.c
-+++ b/net/mac80211/util.c
-@@ -804,7 +804,7 @@ void ieee80211_set_wmm_default(struct ie
- 	struct ieee80211_local *local = sdata->local;
- 	struct ieee80211_tx_queue_params qparam;
- 	int ac;
--	bool use_11b;
-+	bool use_11b, enable_qos;
- 	int aCWmin, aCWmax;
- 
- 	if (!local->ops->conf_tx)
-@@ -818,6 +818,13 @@ void ieee80211_set_wmm_default(struct ie
- 	use_11b = (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ) &&
- 		 !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE);
- 
-+	/*
-+	 * By default disable QoS in STA mode for old access points, which do
-+	 * not support 802.11e. New APs will provide proper queue parameters,
-+	 * that we will configure later.
-+	 */
-+	enable_qos = (sdata->vif.type != NL80211_IFTYPE_STATION);
-+
- 	for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
- 		/* Set defaults according to 802.11-2007 Table 7-37 */
- 		aCWmax = 1023;
-@@ -826,38 +833,47 @@ void ieee80211_set_wmm_default(struct ie
- 		else
- 			aCWmin = 15;
- 
--		switch (ac) {
--		case IEEE80211_AC_BK:
--			qparam.cw_max = aCWmax;
--			qparam.cw_min = aCWmin;
--			qparam.txop = 0;
--			qparam.aifs = 7;
--			break;
--		default: /* never happens but let's not leave undefined */
--		case IEEE80211_AC_BE:
-+		if (enable_qos) {
-+			switch (ac) {
-+			case IEEE80211_AC_BK:
-+				qparam.cw_max = aCWmax;
-+				qparam.cw_min = aCWmin;
-+				qparam.txop = 0;
-+				qparam.aifs = 7;
-+				break;
-+			/* never happens but let's not leave undefined */
-+			default:
-+			case IEEE80211_AC_BE:
-+				qparam.cw_max = aCWmax;
-+				qparam.cw_min = aCWmin;
-+				qparam.txop = 0;
-+				qparam.aifs = 3;
-+				break;
-+			case IEEE80211_AC_VI:
-+				qparam.cw_max = aCWmin;
-+				qparam.cw_min = (aCWmin + 1) / 2 - 1;
-+				if (use_11b)
-+					qparam.txop = 6016/32;
-+				else
-+					qparam.txop = 3008/32;
-+				qparam.aifs = 2;
-+				break;
-+			case IEEE80211_AC_VO:
-+				qparam.cw_max = (aCWmin + 1) / 2 - 1;
-+				qparam.cw_min = (aCWmin + 1) / 4 - 1;
-+				if (use_11b)
-+					qparam.txop = 3264/32;
-+				else
-+					qparam.txop = 1504/32;
-+				qparam.aifs = 2;
-+				break;
-+			}
-+		} else {
-+			/* Confiure old 802.11b/g medium access rules. */
- 			qparam.cw_max = aCWmax;
- 			qparam.cw_min = aCWmin;
- 			qparam.txop = 0;
--			qparam.aifs = 3;
--			break;
--		case IEEE80211_AC_VI:
--			qparam.cw_max = aCWmin;
--			qparam.cw_min = (aCWmin + 1) / 2 - 1;
--			if (use_11b)
--				qparam.txop = 6016/32;
--			else
--				qparam.txop = 3008/32;
- 			qparam.aifs = 2;
--			break;
--		case IEEE80211_AC_VO:
--			qparam.cw_max = (aCWmin + 1) / 2 - 1;
--			qparam.cw_min = (aCWmin + 1) / 4 - 1;
--			if (use_11b)
--				qparam.txop = 3264/32;
--			else
--				qparam.txop = 1504/32;
--			qparam.aifs = 2;
--			break;
- 		}
- 
- 		qparam.uapsd = false;
-@@ -866,12 +882,8 @@ void ieee80211_set_wmm_default(struct ie
- 		drv_conf_tx(local, sdata, ac, &qparam);
- 	}
- 
--	/* after reinitialize QoS TX queues setting to default,
--	 * disable QoS at all */
--
- 	if (sdata->vif.type != NL80211_IFTYPE_MONITOR) {
--		sdata->vif.bss_conf.qos =
--			sdata->vif.type != NL80211_IFTYPE_STATION;
-+		sdata->vif.bss_conf.qos = enable_qos;
- 		if (bss_notify)
- 			ieee80211_bss_info_change_notify(sdata,
- 							 BSS_CHANGED_QOS);
---- a/drivers/net/wireless/ath/ath9k/beacon.c
-+++ b/drivers/net/wireless/ath/ath9k/beacon.c
-@@ -48,7 +48,10 @@ int ath_beaconq_config(struct ath_softc 
- 		txq = sc->tx.txq_map[WME_AC_BE];
- 		ath9k_hw_get_txq_props(ah, txq->axq_qnum, &qi_be);
- 		qi.tqi_aifs = qi_be.tqi_aifs;
--		qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
-+		if (ah->slottime == ATH9K_SLOT_TIME_20)
-+			qi.tqi_cwmin = 2*qi_be.tqi_cwmin;
-+		else
-+			qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
- 		qi.tqi_cwmax = qi_be.tqi_cwmax;
- 	}
- 
---- a/net/mac80211/mlme.c
-+++ b/net/mac80211/mlme.c
-@@ -1220,6 +1220,22 @@ static void ieee80211_sta_wmm_params(str
- 	sdata->vif.bss_conf.qos = true;
- }
- 
-+static void __ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
-+{
-+	lockdep_assert_held(&sdata->local->mtx);
-+
-+	sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
-+				IEEE80211_STA_BEACON_POLL);
-+	ieee80211_run_deferred_scan(sdata->local);
-+}
-+
-+static void ieee80211_stop_poll(struct ieee80211_sub_if_data *sdata)
-+{
-+	mutex_lock(&sdata->local->mtx);
-+	__ieee80211_stop_poll(sdata);
-+	mutex_unlock(&sdata->local->mtx);
-+}
-+
- static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
- 					   u16 capab, bool erp_valid, u8 erp)
- {
-@@ -1285,8 +1301,7 @@ static void ieee80211_set_associated(str
- 	sdata->u.mgd.flags |= IEEE80211_STA_RESET_SIGNAL_AVE;
- 
- 	/* just to be sure */
--	sdata->u.mgd.flags &= ~(IEEE80211_STA_CONNECTION_POLL |
--				IEEE80211_STA_BEACON_POLL);
-+	ieee80211_stop_poll(sdata);
- 
- 	ieee80211_led_assoc(local, 1);
- 
-@@ -1456,8 +1471,7 @@ static void ieee80211_reset_ap_probe(str
- 		return;
- 	}
- 
--	ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
--			  IEEE80211_STA_BEACON_POLL);
-+	__ieee80211_stop_poll(sdata);
- 
- 	mutex_lock(&local->iflist_mtx);
- 	ieee80211_recalc_ps(local, -1);
-@@ -1477,7 +1491,6 @@ static void ieee80211_reset_ap_probe(str
- 		  round_jiffies_up(jiffies +
- 				   IEEE80211_CONNECTION_IDLE_TIME));
- out:
--	ieee80211_run_deferred_scan(local);
- 	mutex_unlock(&local->mtx);
- }
- 
-@@ -2413,7 +2426,11 @@ static void ieee80211_rx_mgmt_beacon(str
- 			       "to a received beacon\n", sdata->name);
- 		}
- #endif
-+		mutex_lock(&local->mtx);
- 		ifmgd->flags &= ~IEEE80211_STA_BEACON_POLL;
-+		ieee80211_run_deferred_scan(local);
-+		mutex_unlock(&local->mtx);
-+
- 		mutex_lock(&local->iflist_mtx);
- 		ieee80211_recalc_ps(local, -1);
- 		mutex_unlock(&local->iflist_mtx);
-@@ -2600,8 +2617,7 @@ static void ieee80211_sta_connection_los
- 	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- 	u8 frame_buf[DEAUTH_DISASSOC_LEN];
- 
--	ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
--			  IEEE80211_STA_BEACON_POLL);
-+	ieee80211_stop_poll(sdata);
- 
- 	ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, reason,
- 			       false, frame_buf);
-@@ -2879,8 +2895,7 @@ static void ieee80211_restart_sta_timer(
- 	u32 flags;
- 
- 	if (sdata->vif.type == NL80211_IFTYPE_STATION) {
--		sdata->u.mgd.flags &= ~(IEEE80211_STA_BEACON_POLL |
--					IEEE80211_STA_CONNECTION_POLL);
-+		__ieee80211_stop_poll(sdata);
- 
- 		/* let's probe the connection once */
- 		flags = sdata->local->hw.flags;
-@@ -2949,7 +2964,10 @@ void ieee80211_sta_restart(struct ieee80
- 	if (test_and_clear_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running))
- 		add_timer(&ifmgd->chswitch_timer);
- 	ieee80211_sta_reset_beacon_monitor(sdata);
-+
-+	mutex_lock(&sdata->local->mtx);
- 	ieee80211_restart_sta_timer(sdata);
-+	mutex_unlock(&sdata->local->mtx);
- }
- #endif
- 
 --- a/drivers/net/wireless/ath/ath9k/ath9k.h
 +++ b/drivers/net/wireless/ath/ath9k/ath9k.h
 @@ -214,6 +214,7 @@ struct ath_frame_info {
  	enum ath9k_key_type keytype;
  	u8 keyix;
  	u8 retries;
-+	bool short_preamble;
++	u8 rtscts_rate;
  };
  
  struct ath_buf_state {
@@ -543,33 +1476,71 @@
  	int i;
  	u8 rix = 0;
  
-@@ -957,8 +958,7 @@ static void ath_buf_set_rate(struct ath_
- 	rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info);
- 	info->rtscts_rate = rate->hw_value;
+@@ -948,18 +949,7 @@ static void ath_buf_set_rate(struct ath_
  
+ 	/* set dur_update_en for l-sig computation except for PS-Poll frames */
+ 	info->dur_update = !ieee80211_is_pspoll(hdr->frame_control);
+-
+-	/*
+-	 * We check if Short Preamble is needed for the CTS rate by
+-	 * checking the BSS's global flag.
+-	 * But for the rate series, IEEE80211_TX_RC_USE_SHORT_PREAMBLE is used.
+-	 */
+-	rate = ieee80211_get_rts_cts_rate(sc->hw, tx_info);
+-	info->rtscts_rate = rate->hw_value;
+-
 -	if (tx_info->control.vif &&
 -	    tx_info->control.vif->bss_conf.use_short_preamble)
-+	if (fi->short_preamble)
- 		info->rtscts_rate |= rate->hw_value_short;
+-		info->rtscts_rate |= rate->hw_value_short;
++	info->rtscts_rate = fi->rtscts_rate;
  
  	for (i = 0; i < 4; i++) {
-@@ -1779,6 +1779,11 @@ static void setup_frame_info(struct ieee
+ 		bool is_40, is_sgi, is_sp;
+@@ -1001,13 +991,13 @@ static void ath_buf_set_rate(struct ath_
+ 		}
+ 
+ 		/* legacy rates */
++		rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx];
+ 		if ((tx_info->band == IEEE80211_BAND_2GHZ) &&
+ 		    !(rate->flags & IEEE80211_RATE_ERP_G))
+ 			phy = WLAN_RC_PHY_CCK;
+ 		else
+ 			phy = WLAN_RC_PHY_OFDM;
+ 
+-		rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx];
+ 		info->rates[i].Rate = rate->hw_value;
+ 		if (rate->hw_value_short) {
+ 			if (rates[i].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
+@@ -1776,10 +1766,22 @@ static void setup_frame_info(struct ieee
+ 	struct ieee80211_sta *sta = tx_info->control.sta;
+ 	struct ieee80211_key_conf *hw_key = tx_info->control.hw_key;
+ 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
++	const struct ieee80211_rate *rate;
  	struct ath_frame_info *fi = get_frame_info(skb);
  	struct ath_node *an = NULL;
  	enum ath9k_key_type keytype;
 +	bool short_preamble = false;
 +
++	/*
++	 * We check if Short Preamble is needed for the CTS rate by
++	 * checking the BSS's global flag.
++	 * But for the rate series, IEEE80211_TX_RC_USE_SHORT_PREAMBLE is used.
++	 */
 +	if (tx_info->control.vif &&
 +	    tx_info->control.vif->bss_conf.use_short_preamble)
 +		short_preamble = true;
  
++	rate = ieee80211_get_rts_cts_rate(hw, tx_info);
  	keytype = ath9k_cmn_get_hw_crypto_keytype(skb);
  
-@@ -1794,6 +1799,7 @@ static void setup_frame_info(struct ieee
+ 	if (sta)
+@@ -1794,6 +1796,9 @@ static void setup_frame_info(struct ieee
  		fi->keyix = ATH9K_TXKEYIX_INVALID;
  	fi->keytype = keytype;
  	fi->framelen = framelen;
-+	fi->short_preamble = short_preamble;
++	fi->rtscts_rate = rate->hw_value;
++	if (short_preamble)
++		fi->rtscts_rate |= rate->hw_value_short;
  }
  
  u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate)