ath9k_htc: accept firmware versions newer than 1.3
[openwrt.git] / package / mac80211 / patches / 300-pending_work.patch
index 4f96a013f4aff188a6382a5b7c06cf20ffa1b7be..7558c3d1a2ff35d3357b3a467ae50b8e9bd6433b 100644 (file)
---- 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)
- {
-@@ -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);
--      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;
-+
-+      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;
-       }
- }
-@@ -308,11 +196,6 @@ static void ath9k_hw_ani_ofdm_err_trigge
-       if (!DO_ANI(ah))
-               return;
--      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;
--      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);
-       }
-+      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;
+--- a/drivers/net/wireless/ath/ath9k/common.h
++++ b/drivers/net/wireless/ath/ath9k/common.h
+@@ -27,7 +27,7 @@
+ #define WME_MAX_BA              WME_BA_BMP_SIZE
+ #define ATH_TID_MAX_BUFS        (2 * WME_MAX_BA)
+-#define ATH_RSSI_DUMMY_MARKER   0x127
++#define ATH_RSSI_DUMMY_MARKER   127
+ #define ATH_RSSI_LPF_LEN              10
+ #define RSSI_LPF_THRESHOLD            -20
+ #define ATH_RSSI_EP_MULTIPLIER     (1<<7)
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+@@ -1067,15 +1067,19 @@ static bool ath9k_rx_prepare(struct ath9
+       last_rssi = priv->rx.last_rssi;
+-      if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
+-              rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi,
+-                                                   ATH_RSSI_EP_MULTIPLIER);
++      if (ieee80211_is_beacon(hdr->frame_control) &&
++          !is_zero_ether_addr(common->curbssid) &&
++          ether_addr_equal(hdr->addr3, common->curbssid)) {
++              s8 rssi = rxbuf->rxstatus.rs_rssi;
+-      if (rxbuf->rxstatus.rs_rssi < 0)
+-              rxbuf->rxstatus.rs_rssi = 0;
++              if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER))
++                      rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER);
+-      if (ieee80211_is_beacon(fc))
+-              priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi;
++              if (rssi < 0)
++                      rssi = 0;
 +
- 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;
--      }
++              priv->ah->stats.avgbrssi = rssi;
++      }
  
-       ath9k_hw_set_interrupts(ah);
+       rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp);
+       rx_status->band = hw->conf.channel->band;
+--- a/include/linux/ieee80211.h
++++ b/include/linux/ieee80211.h
+@@ -185,7 +185,7 @@ struct ieee80211_hdr {
+       u8 addr3[6];
+       __le16 seq_ctrl;
+       u8 addr4[6];
+-} __packed;
++} __packed __aligned(2);
+ struct ieee80211_hdr_3addr {
+       __le16 frame_control;
+@@ -194,7 +194,7 @@ struct ieee80211_hdr_3addr {
+       u8 addr2[6];
+       u8 addr3[6];
+       __le16 seq_ctrl;
+-} __packed;
++} __packed __aligned(2);
+ struct ieee80211_qos_hdr {
+       __le16 frame_control;
+@@ -204,7 +204,7 @@ struct ieee80211_qos_hdr {
+       u8 addr3[6];
+       __le16 seq_ctrl;
+       __le16 qos_ctrl;
+-} __packed;
++} __packed __aligned(2);
+ /**
+  * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
+@@ -581,7 +581,7 @@ struct ieee80211s_hdr {
+       __le32 seqnum;
+       u8 eaddr1[6];
+       u8 eaddr2[6];
+-} __packed;
++} __packed __aligned(2);
+ /* Mesh flags */
+ #define MESH_FLAGS_AE_A4      0x1
+@@ -875,7 +875,7 @@ struct ieee80211_mgmt {
+                       } u;
+               } __packed action;
+       } u;
+-} __packed;
++} __packed __aligned(2);
+ /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
+ #define BSS_MEMBERSHIP_SELECTOR_HT_PHY        127
+@@ -906,20 +906,20 @@ struct ieee80211_rts {
+       __le16 duration;
+       u8 ra[6];
+       u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+ struct ieee80211_cts {
+       __le16 frame_control;
+       __le16 duration;
+       u8 ra[6];
+-} __packed;
++} __packed __aligned(2);
+ struct ieee80211_pspoll {
+       __le16 frame_control;
+       __le16 aid;
+       u8 bssid[6];
+       u8 ta[6];
+-} __packed;
++} __packed __aligned(2);
+ /* TDLS */
  
 --- a/net/mac80211/agg-rx.c
 +++ b/net/mac80211/agg-rx.c
-@@ -201,6 +201,8 @@ static void ieee80211_send_addba_resp(st
+@@ -204,6 +204,8 @@ 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);
                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);
-@@ -456,6 +457,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -527,6 +528,7 @@ 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 &&
  
 --- a/net/mac80211/debugfs_sta.c
 +++ b/net/mac80211/debugfs_sta.c
-@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
+@@ -65,11 +65,11 @@ static ssize_t sta_flags_read(struct fil
        test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
  
        int res = scnprintf(buf, sizeof(buf),
--                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
-+                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+-                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
++                          "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
                            TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
                            TEST(PS_DRIVER), TEST(AUTHORIZED),
                            TEST(SHORT_PREAMBLE),
                            TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
 --- a/net/mac80211/iface.c
 +++ b/net/mac80211/iface.c
-@@ -284,7 +284,6 @@ static int ieee80211_do_open(struct net_
+@@ -78,7 +78,7 @@ void ieee80211_recalc_txpower(struct iee
+               ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER);
+ }
+-static u32 ieee80211_idle_off(struct ieee80211_local *local)
++u32 ieee80211_idle_off(struct ieee80211_local *local)
  {
-       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (!(local->hw.conf.flags & IEEE80211_CONF_IDLE))
+               return 0;
+@@ -107,7 +107,7 @@ void ieee80211_recalc_idle(struct ieee80
+       lockdep_assert_held(&local->mtx);
+-      active = !list_empty(&local->chanctx_list);
++      active = !list_empty(&local->chanctx_list) || local->monitors;
+       if (!local->ops->remain_on_channel) {
+               list_for_each_entry(roc, &local->roc_list, list) {
+@@ -436,7 +436,6 @@ int ieee80211_do_open(struct wireless_de
+       struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+       struct net_device *dev = wdev->netdev;
        struct ieee80211_local *local = sdata->local;
 -      struct sta_info *sta;
        u32 changed = 0;
        int res;
        u32 hw_reconf_flags = 0;
-@@ -430,28 +429,6 @@ static int ieee80211_do_open(struct net_
+@@ -541,6 +540,9 @@ int ieee80211_do_open(struct wireless_de
+               ieee80211_adjust_monitor_flags(sdata, 1);
+               ieee80211_configure_filter(local);
++              mutex_lock(&local->mtx);
++              ieee80211_recalc_idle(local);
++              mutex_unlock(&local->mtx);
+               netif_carrier_on(dev);
+               break;
+@@ -595,30 +597,8 @@ int ieee80211_do_open(struct wireless_de
  
        set_bit(SDATA_STATE_RUNNING, &sdata->state);
  
 -              }
 -
 -              rate_control_rate_init(sta);
+-              netif_carrier_on(dev);
+-      } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
++      if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE)
+               rcu_assign_pointer(local->p2p_sdata, sdata);
 -      }
--
        /*
         * set_multicast_list will be invoked by the networking core
-        * which will check whether any increments here were done in
-@@ -639,6 +616,8 @@ static void ieee80211_do_stop(struct iee
+@@ -817,6 +797,9 @@ static void ieee80211_do_stop(struct iee
+               ieee80211_adjust_monitor_flags(sdata, -1);
                ieee80211_configure_filter(local);
++              mutex_lock(&local->mtx);
++              ieee80211_recalc_idle(local);
++              mutex_unlock(&local->mtx);
                break;
-       default:
-+              flush_work(&local->hw_roc_start);
-+              flush_work(&local->hw_roc_done);
-               flush_work(&sdata->work);
-               /*
-                * When we get here, the interface is marked down.
-@@ -845,6 +824,72 @@ static void ieee80211_if_setup(struct ne
+       case NL80211_IFTYPE_P2P_DEVICE:
+               /* relies on synchronize_rcu() below */
+@@ -1022,6 +1005,72 @@ static void ieee80211_if_setup(struct ne
        dev->destructor = free_netdev;
  }
  
 +
 +      if (elems.ht_cap_elem)
 +              ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
-+                              elems.ht_cap_elem, &sta->sta.ht_cap);
++                              elems.ht_cap_elem, sta);
 +
 +      if (elems.wmm_param)
 +              set_sta_flag(sta, WLAN_STA_WME);
  static void ieee80211_iface_work(struct work_struct *work)
  {
        struct ieee80211_sub_if_data *sdata =
-@@ -949,6 +994,9 @@ static void ieee80211_iface_work(struct 
+@@ -1126,6 +1175,9 @@ static void ieee80211_iface_work(struct 
                                break;
                        ieee80211_mesh_rx_queued_mgmt(sdata, skb);
                        break;
                        break;
 --- a/net/mac80211/rx.c
 +++ b/net/mac80211/rx.c
-@@ -2281,6 +2281,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+@@ -2365,6 +2365,7 @@ 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 &&
                    sdata->vif.type != NL80211_IFTYPE_ADHOC)
                        break;
  
-@@ -2495,14 +2496,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2692,14 +2693,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
  
        if (!ieee80211_vif_is_mesh(&sdata->vif) &&
            sdata->vif.type != NL80211_IFTYPE_ADHOC &&
                break;
        case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
        case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
-@@ -2833,10 +2835,16 @@ static int prepare_for_handlers(struct i
+@@ -3028,10 +3030,16 @@ static int prepare_for_handlers(struct i
                }
                break;
        case NL80211_IFTYPE_WDS:
 +                      return 0;
 +
                break;
-       default:
-               /* should never get here */
+       case NL80211_IFTYPE_P2P_DEVICE:
+               if (!ieee80211_is_public_action(hdr, skb->len) &&
 --- a/net/mac80211/sta_info.h
 +++ b/net/mac80211/sta_info.h
 @@ -32,7 +32,6 @@
   * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
   *    IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
   *    frame to this station is transmitted.
-@@ -64,7 +63,6 @@ enum ieee80211_sta_info_flags {
+@@ -66,7 +65,6 @@ enum ieee80211_sta_info_flags {
        WLAN_STA_AUTHORIZED,
        WLAN_STA_SHORT_PREAMBLE,
        WLAN_STA_WME,
        WLAN_STA_CLEAR_PS_FILT,
        WLAN_STA_MFP,
        WLAN_STA_BLOCK_BA,
---- 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;
-+      u8 rtscts_rate;
- };
- struct ath_buf_state {
---- a/drivers/net/wireless/ath/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
-@@ -938,6 +938,7 @@ static void ath_buf_set_rate(struct ath_
-       struct ieee80211_tx_rate *rates;
-       const struct ieee80211_rate *rate;
-       struct ieee80211_hdr *hdr;
-+      struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);
-       int i;
-       u8 rix = 0;
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -1231,34 +1231,40 @@ static bool ieee80211_tx_frags(struct ie
+               if (local->queue_stop_reasons[q] ||
+                   (!txpending && !skb_queue_empty(&local->pending[q]))) {
+                       if (unlikely(info->flags &
+-                                      IEEE80211_TX_INTFL_OFFCHAN_TX_OK &&
+-                                   local->queue_stop_reasons[q] &
+-                                      ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) {
++                                   IEEE80211_TX_INTFL_OFFCHAN_TX_OK)) {
++                              if (local->queue_stop_reasons[q] &
++                                  ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL)) {
++                                      /*
++                                       * Drop off-channel frames if queues
++                                       * are stopped for any reason other
++                                       * than off-channel operation. Never
++                                       * queue them.
++                                       */
++                                      spin_unlock_irqrestore(
++                                              &local->queue_stop_reason_lock,
++                                              flags);
++                                      ieee80211_purge_tx_queue(&local->hw,
++                                                               skbs);
++                                      return true;
++                              }
++                      } else {
++
+                               /*
+-                               * Drop off-channel frames if queues are stopped
+-                               * for any reason other than off-channel
+-                               * operation. Never queue them.
++                               * Since queue is stopped, queue up frames for
++                               * later transmission from the tx-pending
++                               * tasklet when the queue is woken again.
+                                */
+-                              spin_unlock_irqrestore(
+-                                      &local->queue_stop_reason_lock, flags);
+-                              ieee80211_purge_tx_queue(&local->hw, skbs);
+-                              return true;
++                              if (txpending)
++                                      skb_queue_splice_init(skbs,
++                                                            &local->pending[q]);
++                              else
++                                      skb_queue_splice_tail_init(skbs,
++                                                                 &local->pending[q]);
++
++                              spin_unlock_irqrestore(&local->queue_stop_reason_lock,
++                                                     flags);
++                              return false;
+                       }
+-
+-                      /*
+-                       * Since queue is stopped, queue up frames for later
+-                       * transmission from the tx-pending tasklet when the
+-                       * queue is woken again.
+-                       */
+-                      if (txpending)
+-                              skb_queue_splice_init(skbs, &local->pending[q]);
+-                      else
+-                              skb_queue_splice_tail_init(skbs,
+-                                                         &local->pending[q]);
+-
+-                      spin_unlock_irqrestore(&local->queue_stop_reason_lock,
+-                                             flags);
+-                      return false;
+               }
+               spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
  
-@@ -948,18 +949,7 @@ static void ath_buf_set_rate(struct ath_
+@@ -1848,9 +1854,24 @@ netdev_tx_t ieee80211_subif_start_xmit(s
+               }
  
-       /* set dur_update_en for l-sig computation except for PS-Poll frames */
-       info->dur_update = !ieee80211_is_pspoll(hdr->frame_control);
+               if (!is_multicast_ether_addr(skb->data)) {
++                      struct sta_info *next_hop;
++                      bool mpp_lookup = true;
++
+                       mpath = mesh_path_lookup(sdata, skb->data);
+-                      if (!mpath)
++                      if (mpath) {
++                              mpp_lookup = false;
++                              next_hop = rcu_dereference(mpath->next_hop);
++                              if (!next_hop ||
++                                  !(mpath->flags & (MESH_PATH_ACTIVE |
++                                                    MESH_PATH_RESOLVING)))
++                                      mpp_lookup = true;
++                      }
++
++                      if (mpp_lookup)
+                               mppath = mpp_path_lookup(sdata, skb->data);
++
++                      if (mppath && mpath)
++                              mesh_path_del(mpath->sdata, mpath->dst);
+               }
+               /*
+--- a/net/wireless/nl80211.c
++++ b/net/wireless/nl80211.c
+@@ -554,16 +554,9 @@ static int nl80211_msg_put_channel(struc
+       if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
+           nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS))
+               goto nla_put_failure;
+-      if (chan->flags & IEEE80211_CHAN_RADAR) {
+-              u32 time = elapsed_jiffies_msecs(chan->dfs_state_entered);
+-              if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
+-                      goto nla_put_failure;
+-              if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE,
+-                              chan->dfs_state))
+-                      goto nla_put_failure;
+-              if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME, time))
+-                      goto nla_put_failure;
+-      }
++      if ((chan->flags & IEEE80211_CHAN_RADAR) &&
++          nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR))
++              goto nla_put_failure;
+       if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) &&
+           nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS))
+               goto nla_put_failure;
+@@ -900,9 +893,6 @@ static int nl80211_put_iface_combination
+                   nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM,
+                               c->max_interfaces))
+                       goto nla_put_failure;
+-              if (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS,
+-                              c->radar_detect_widths))
+-                      goto nla_put_failure;
+               nla_nest_end(msg, nl_combi);
+       }
+@@ -914,48 +904,6 @@ nla_put_failure:
+       return -ENOBUFS;
+ }
+-#ifdef CONFIG_PM
+-static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,
+-                                      struct sk_buff *msg)
+-{
+-      const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;
+-      struct nlattr *nl_tcp;
+-
+-      if (!tcp)
+-              return 0;
+-
+-      nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION);
+-      if (!nl_tcp)
+-              return -ENOBUFS;
+-
+-      if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+-                      tcp->data_payload_max))
+-              return -ENOBUFS;
+-
+-      if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,
+-                      tcp->data_payload_max))
+-              return -ENOBUFS;
+-
+-      if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ))
+-              return -ENOBUFS;
+-
+-      if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN,
+-                              sizeof(*tcp->tok), tcp->tok))
+-              return -ENOBUFS;
+-
+-      if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL,
+-                      tcp->data_interval_max))
+-              return -ENOBUFS;
 -
--      /*
--       * 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 (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
+-                      tcp->wake_payload_max))
+-              return -ENOBUFS;
 -
--      if (tx_info->control.vif &&
--          tx_info->control.vif->bss_conf.use_short_preamble)
--              info->rtscts_rate |= rate->hw_value_short;
-+      info->rtscts_rate = fi->rtscts_rate;
-       for (i = 0; i < 4; i++) {
-               bool is_40, is_sgi, is_sp;
-@@ -1001,13 +991,13 @@ static void ath_buf_set_rate(struct ath_
+-      nla_nest_end(msg, nl_tcp);
+-      return 0;
+-}
+-#endif
+-
+ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,
+                             struct cfg80211_registered_device *dev)
+ {
+@@ -1330,9 +1278,6 @@ static int nl80211_send_wiphy(struct sk_
+                               goto nla_put_failure;
                }
  
-               /* 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;
+-              if (nl80211_send_wowlan_tcp_caps(dev, msg))
+-                      goto nla_put_failure;
+-
+               nla_nest_end(msg, nl_wowlan);
+       }
+ #endif
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -3285,13 +3285,19 @@ static int ieee80211_cfg_get_channel(str
+                                    struct cfg80211_chan_def *chandef)
+ {
+       struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
++      struct ieee80211_local *local = wiphy_priv(wiphy);
+       struct ieee80211_chanctx_conf *chanctx_conf;
+       int ret = -ENODATA;
+       rcu_read_lock();
+-      chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+-      if (chanctx_conf) {
+-              *chandef = chanctx_conf->def;
++      if (local->use_chanctx) {
++              chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
++              if (chanctx_conf) {
++                      *chandef = chanctx_conf->def;
++                      ret = 0;
++              }
++      } else if (local->open_count == local->monitors) {
++              *chandef = local->monitor_chandef;
+               ret = 0;
+       }
+       rcu_read_unlock();
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -1463,7 +1463,9 @@ static bool ath9k_hw_chip_reset(struct a
+                       reset_type = ATH9K_RESET_POWER_ON;
                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;
-+
+                       reset_type = ATH9K_RESET_COLD;
+-      }
++      } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) ||
++                 (REG_READ(ah, AR_CR) & AR_CR_RXE))
++              reset_type = ATH9K_RESET_COLD;
+       if (!ath9k_hw_set_reset_reg(ah, reset_type))
+               return false;
+--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
+@@ -1236,8 +1236,10 @@ static inline void rt2x00lib_set_if_comb
+        */
+       if_limit = &rt2x00dev->if_limits_ap;
+       if_limit->max = rt2x00dev->ops->max_ap_intf;
+-      if_limit->types = BIT(NL80211_IFTYPE_AP) |
+-                      BIT(NL80211_IFTYPE_MESH_POINT);
++      if_limit->types = BIT(NL80211_IFTYPE_AP);
++#ifdef CONFIG_MAC80211_MESH
++      if_limit->types |= BIT(NL80211_IFTYPE_MESH_POINT);
++#endif
+       /*
+        * Build up AP interface combinations structure.
+@@ -1309,7 +1311,9 @@ int rt2x00lib_probe_dev(struct rt2x00_de
+               rt2x00dev->hw->wiphy->interface_modes |=
+                   BIT(NL80211_IFTYPE_ADHOC) |
+                   BIT(NL80211_IFTYPE_AP) |
++#ifdef CONFIG_MAC80211_MESH
+                   BIT(NL80211_IFTYPE_MESH_POINT) |
++#endif
+                   BIT(NL80211_IFTYPE_WDS);
+       rt2x00dev->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
+--- a/net/mac80211/rc80211_minstrel_ht.c
++++ b/net/mac80211/rc80211_minstrel_ht.c
+@@ -26,11 +26,11 @@
+ /* Number of symbols for a packet with (bps) bits per symbol */
+ #define MCS_NSYMS(bps) ((MCS_NBITS + (bps) - 1) / (bps))
+-/* Transmission time for a packet containing (syms) symbols */
++/* Transmission time (nanoseconds) for a packet containing (syms) symbols */
+ #define MCS_SYMBOL_TIME(sgi, syms)                                    \
+       (sgi ?                                                          \
+-        ((syms) * 18 + 4) / 5 :       /* syms * 3.6 us */             \
+-        (syms) << 2                   /* syms * 4 us */               \
++        ((syms) * 18000 + 4000) / 5 : /* syms * 3.6 us */             \
++        ((syms) * 1000) << 2          /* syms * 4 us */               \
+       )
+ /* Transmit duration for the raw data part of an average sized packet */
+@@ -64,9 +64,9 @@
+ }
+ #define CCK_DURATION(_bitrate, _short, _len)          \
+-      (10 /* SIFS */ +                                \
++      (1000 * (10 /* SIFS */ +                        \
+        (_short ? 72 + 24 : 144 + 48 ) +               \
+-       (8 * (_len + 4) * 10) / (_bitrate))
++       (8 * (_len + 4) * 10) / (_bitrate)))
+ #define CCK_ACK_DURATION(_bitrate, _short)                    \
+       (CCK_DURATION((_bitrate > 10 ? 20 : 10), false, 60) +   \
+@@ -211,20 +211,32 @@ static void
+ minstrel_ht_calc_tp(struct minstrel_ht_sta *mi, int group, int rate)
+ {
+       struct minstrel_rate_stats *mr;
+-      unsigned int usecs = 0;
++      unsigned int nsecs = 0;
++      unsigned int tp;
++      unsigned int prob;
+       mr = &mi->groups[group].rates[rate];
++      prob = mr->probability;
+-      if (mr->probability < MINSTREL_FRAC(1, 10)) {
++      if (prob < MINSTREL_FRAC(1, 10)) {
+               mr->cur_tp = 0;
+               return;
+       }
 +      /*
-+       * 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.
++       * For the throughput calculation, limit the probability value to 90% to
++       * account for collision related packet error rate fluctuation
 +       */
-+      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);
-       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->rtscts_rate = rate->hw_value;
-+      if (short_preamble)
-+              fi->rtscts_rate |= rate->hw_value_short;
++      if (prob > MINSTREL_FRAC(9, 10))
++              prob = MINSTREL_FRAC(9, 10);
++
+       if (group != MINSTREL_CCK_GROUP)
+-              usecs = mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
++              nsecs = 1000 * mi->overhead / MINSTREL_TRUNC(mi->avg_ampdu_len);
+-      usecs += minstrel_mcs_groups[group].duration[rate];
+-      mr->cur_tp = MINSTREL_TRUNC((1000000 / usecs) * mr->probability);
++      nsecs += minstrel_mcs_groups[group].duration[rate];
++      tp = 1000000 * ((mr->probability * 1000) / nsecs);
++
++      mr->cur_tp = MINSTREL_TRUNC(tp);
  }
  
- u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate)
---- a/net/wireless/nl80211.c
-+++ b/net/wireless/nl80211.c
-@@ -2246,6 +2246,33 @@ static int nl80211_parse_beacon(struct g
-       return 0;
+ /*
+@@ -308,8 +320,8 @@ minstrel_ht_update_stats(struct minstrel
+               }
+       }
+-      /* try to sample up to half of the available rates during each interval */
+-      mi->sample_count *= 4;
++      /* try to sample all available rates during each interval */
++      mi->sample_count *= 8;
+       cur_prob = 0;
+       cur_prob_tp = 0;
+@@ -320,20 +332,13 @@ minstrel_ht_update_stats(struct minstrel
+               if (!mg->supported)
+                       continue;
+-              mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
+-              if (cur_prob_tp < mr->cur_tp &&
+-                  minstrel_mcs_groups[group].streams == 1) {
+-                      mi->max_prob_rate = mg->max_prob_rate;
+-                      cur_prob = mr->cur_prob;
+-                      cur_prob_tp = mr->cur_tp;
+-              }
+-
+               mr = minstrel_get_ratestats(mi, mg->max_tp_rate);
+               if (cur_tp < mr->cur_tp) {
+                       mi->max_tp_rate2 = mi->max_tp_rate;
+                       cur_tp2 = cur_tp;
+                       mi->max_tp_rate = mg->max_tp_rate;
+                       cur_tp = mr->cur_tp;
++                      mi->max_prob_streams = minstrel_mcs_groups[group].streams - 1;
+               }
+               mr = minstrel_get_ratestats(mi, mg->max_tp_rate2);
+@@ -343,6 +348,23 @@ minstrel_ht_update_stats(struct minstrel
+               }
+       }
++      if (mi->max_prob_streams < 1)
++              mi->max_prob_streams = 1;
++
++      for (group = 0; group < ARRAY_SIZE(minstrel_mcs_groups); group++) {
++              mg = &mi->groups[group];
++              if (!mg->supported)
++                      continue;
++              mr = minstrel_get_ratestats(mi, mg->max_prob_rate);
++              if (cur_prob_tp < mr->cur_tp &&
++                  minstrel_mcs_groups[group].streams <= mi->max_prob_streams) {
++                      mi->max_prob_rate = mg->max_prob_rate;
++                      cur_prob = mr->cur_prob;
++                      cur_prob_tp = mr->cur_tp;
++              }
++      }
++
++
+       mi->stats_update = jiffies;
  }
  
-+static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev,
-+                                 struct cfg80211_ap_settings *params)
-+{
-+      struct wireless_dev *wdev;
-+      bool ret = false;
+@@ -467,7 +489,7 @@ minstrel_ht_tx_status(void *priv, struct
+       if (!mi->sample_wait && !mi->sample_tries && mi->sample_count > 0) {
+               mi->sample_wait = 16 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
+-              mi->sample_tries = 2;
++              mi->sample_tries = 1;
+               mi->sample_count--;
+       }
+@@ -536,7 +558,7 @@ minstrel_calc_retransmit(struct minstrel
+       mr->retry_updated = true;
+       group = &minstrel_mcs_groups[index / MCS_GROUP_RATES];
+-      tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len;
++      tx_time_data = group->duration[index % MCS_GROUP_RATES] * ampdu_len / 1000;
+       /* Contention time for first 2 tries */
+       ctime = (t_slot * cw) >> 1;
+@@ -616,6 +638,7 @@ minstrel_get_sample_rate(struct minstrel
+ {
+       struct minstrel_rate_stats *mr;
+       struct minstrel_mcs_group_data *mg;
++      unsigned int sample_dur, sample_group;
+       int sample_idx = 0;
+       if (mi->sample_wait > 0) {
+@@ -626,39 +649,46 @@ minstrel_get_sample_rate(struct minstrel
+       if (!mi->sample_tries)
+               return -1;
+-      mi->sample_tries--;
+       mg = &mi->groups[mi->sample_group];
+       sample_idx = sample_table[mg->column][mg->index];
+       mr = &mg->rates[sample_idx];
+-      sample_idx += mi->sample_group * MCS_GROUP_RATES;
++      sample_group = mi->sample_group;
++      sample_idx += sample_group * MCS_GROUP_RATES;
+       minstrel_next_sample_idx(mi);
+       /*
+        * Sampling might add some overhead (RTS, no aggregation)
+        * to the frame. Hence, don't use sampling for the currently
+-       * used max TP rate.
++       * used rates.
+        */
+-      if (sample_idx == mi->max_tp_rate)
++      if (sample_idx == mi->max_tp_rate ||
++          sample_idx == mi->max_tp_rate2 ||
++          sample_idx == mi->max_prob_rate)
+               return -1;
 +
-+      mutex_lock(&rdev->devlist_mtx);
+       /*
+-       * When not using MRR, do not sample if the probability is already
+-       * higher than 95% to avoid wasting airtime
++       * Do not sample if the probability is already higher than 95%
++       * to avoid wasting airtime.
+        */
+-      if (!mp->has_mrr && (mr->probability > MINSTREL_FRAC(95, 100)))
++      if (mr->probability > MINSTREL_FRAC(95, 100))
+               return -1;
+       /*
+        * Make sure that lower rates get sampled only occasionally,
+        * if the link is working perfectly.
+        */
+-      if (minstrel_get_duration(sample_idx) >
+-          minstrel_get_duration(mi->max_tp_rate)) {
++      sample_dur = minstrel_get_duration(sample_idx);
++      if (sample_dur >= minstrel_get_duration(mi->max_tp_rate2) &&
++          (mi->max_prob_streams <
++           minstrel_mcs_groups[sample_group].streams ||
++           sample_dur >= minstrel_get_duration(mi->max_prob_rate))) {
+               if (mr->sample_skipped < 20)
+                       return -1;
+               if (mi->sample_slow++ > 2)
+                       return -1;
+       }
++      mi->sample_tries--;
+       return sample_idx;
+ }
+--- a/net/mac80211/rc80211_minstrel_ht.h
++++ b/net/mac80211/rc80211_minstrel_ht.h
+@@ -85,6 +85,7 @@ struct minstrel_ht_sta {
+       /* best probability rate */
+       unsigned int max_prob_rate;
++      unsigned int max_prob_streams;
+       /* time of last status update */
+       unsigned long stats_update;
+--- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
+@@ -1023,6 +1023,7 @@ static bool ar9003_hw_init_cal(struct at
+                                         AR_PHY_AGC_CONTROL_FLTR_CAL   |
+                                         AR_PHY_AGC_CONTROL_PKDET_CAL;
++      /* Use chip chainmask only for calibration */
+       ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask);
+       if (rtt) {
+@@ -1150,6 +1151,9 @@ skip_tx_iqcal:
+               ar9003_hw_rtt_disable(ah);
+       }
++      /* Revert chainmask to runtime parameters */
++      ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
 +
-+      list_for_each_entry(wdev, &rdev->netdev_list, list) {
-+              if (wdev->iftype != NL80211_IFTYPE_AP &&
-+                  wdev->iftype != NL80211_IFTYPE_P2P_GO)
-+                      continue;
+       /* Initialize list pointers */
+       ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL;
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -3606,6 +3606,12 @@ static void ar9003_hw_ant_ctrl_apply(str
+       value = ar9003_hw_ant_ctrl_common_2_get(ah, is2ghz);
+       REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2, AR_SWITCH_TABLE_COM2_ALL, value);
++      if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++              value = ar9003_hw_ant_ctrl_chain_get(ah, 1, is2ghz);
++              REG_RMW_FIELD(ah, switch_chain_reg[0],
++                            AR_SWITCH_TABLE_ALL, value);
++      }
 +
-+              if (!wdev->preset_chan)
-+                      continue;
+       for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) {
+               if ((ah->rxchainmask & BIT(chain)) ||
+                   (ah->txchainmask & BIT(chain))) {
+@@ -3772,6 +3778,17 @@ static void ar9003_hw_atten_apply(struct
+                                         AR_PHY_EXT_ATTEN_CTL_2,
+                                        };
++      if ((AR_SREV_9462(ah)) && (ah->rxchainmask == 0x2)) {
++              value = ar9003_hw_atten_chain_get(ah, 1, chan);
++              REG_RMW_FIELD(ah, ext_atten_reg[0],
++                            AR_PHY_EXT_ATTEN_CTL_XATTEN1_DB, value);
 +
-+              params->channel = wdev->preset_chan;
-+              params->channel_type = wdev->preset_chantype;
-+              ret = true;
-+              break;
++              value = ar9003_hw_atten_chain_get_margin(ah, 1, chan);
++              REG_RMW_FIELD(ah, ext_atten_reg[0],
++                            AR_PHY_EXT_ATTEN_CTL_XATTEN1_MARGIN,
++                            value);
 +      }
 +
-+      mutex_unlock(&rdev->devlist_mtx);
+       /* Test value. if 0 then attenuation is unused. Don't load anything. */
+       for (i = 0; i < 3; i++) {
+               if (ah->txchainmask & BIT(i)) {
+--- a/drivers/net/wireless/ath/ath9k/link.c
++++ b/drivers/net/wireless/ath/ath9k/link.c
+@@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct wo
+       int i;
+       bool needreset = false;
+-      for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
+-              if (ATH_TXQ_SETUP(sc, i)) {
+-                      txq = &sc->tx.txq[i];
+-                      ath_txq_lock(sc, txq);
+-                      if (txq->axq_depth) {
+-                              if (txq->axq_tx_inprogress) {
+-                                      needreset = true;
+-                                      ath_txq_unlock(sc, txq);
+-                                      break;
+-                              } else {
+-                                      txq->axq_tx_inprogress = true;
+-                              }
++      for (i = 0; i < IEEE80211_NUM_ACS; i++) {
++              txq = sc->tx.txq_map[i];
 +
-+      return ret;
-+}
++              ath_txq_lock(sc, txq);
++              if (txq->axq_depth) {
++                      if (txq->axq_tx_inprogress) {
++                              needreset = true;
++                              ath_txq_unlock(sc, txq);
++                              break;
++                      } else {
++                              txq->axq_tx_inprogress = true;
+                       }
+-                      ath_txq_unlock_complete(sc, txq);
+               }
++              ath_txq_unlock_complete(sc, txq);
++      }
+       if (needreset) {
+               ath_dbg(ath9k_hw_common(sc->sc_ah), RESET,
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -766,6 +766,7 @@ int __must_check __sta_info_destroy(stru
+       struct ieee80211_local *local;
+       struct ieee80211_sub_if_data *sdata;
+       int ret, i;
++      bool have_key = false;
+       might_sleep();
+@@ -793,12 +794,19 @@ int __must_check __sta_info_destroy(stru
+       list_del_rcu(&sta->list);
+       mutex_lock(&local->key_mtx);
+-      for (i = 0; i < NUM_DEFAULT_KEYS; i++)
++      for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+               __ieee80211_key_free(key_mtx_dereference(local, sta->gtk[i]));
+-      if (sta->ptk)
++              have_key = true;
++      }
++      if (sta->ptk) {
+               __ieee80211_key_free(key_mtx_dereference(local, sta->ptk));
++              have_key = true;
++      }
+       mutex_unlock(&local->key_mtx);
++      if (!have_key)
++              synchronize_net();
 +
- static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
+       sta->dead = true;
+       local->num_sta--;
+--- a/net/mac80211/chan.c
++++ b/net/mac80211/chan.c
+@@ -63,6 +63,7 @@ ieee80211_new_chanctx(struct ieee80211_l
+                     enum ieee80211_chanctx_mode mode)
  {
-       struct cfg80211_registered_device *rdev = info->user_ptr[0];
-@@ -2348,7 +2375,7 @@ static int nl80211_start_ap(struct sk_bu
-       } else if (wdev->preset_chan) {
-               params.channel = wdev->preset_chan;
-               params.channel_type = wdev->preset_chantype;
--      } else
-+      } else if (!nl80211_get_ap_channel(rdev, &params))
-               return -EINVAL;
+       struct ieee80211_chanctx *ctx;
++      u32 changed;
+       int err;
+       lockdep_assert_held(&local->chanctx_mtx);
+@@ -76,6 +77,13 @@ ieee80211_new_chanctx(struct ieee80211_l
+       ctx->conf.rx_chains_dynamic = 1;
+       ctx->mode = mode;
++      /* acquire mutex to prevent idle from changing */
++      mutex_lock(&local->mtx);
++      /* turn idle off *before* setting channel -- some drivers need that */
++      changed = ieee80211_idle_off(local);
++      if (changed)
++              ieee80211_hw_config(local, changed);
++
+       if (!local->use_chanctx) {
+               local->_oper_channel_type =
+                       cfg80211_get_chandef_type(chandef);
+@@ -85,14 +93,17 @@ ieee80211_new_chanctx(struct ieee80211_l
+               err = drv_add_chanctx(local, ctx);
+               if (err) {
+                       kfree(ctx);
+-                      return ERR_PTR(err);
++                      ctx = ERR_PTR(err);
++
++                      ieee80211_recalc_idle(local);
++                      goto out;
+               }
+       }
  
-       if (!cfg80211_can_beacon_sec_chan(&rdev->wiphy, params.channel,
-@@ -2356,8 +2383,11 @@ static int nl80211_start_ap(struct sk_bu
++      /* and keep the mutex held until the new chanctx is on the list */
+       list_add_rcu(&ctx->list, &local->chanctx_list);
+-      mutex_lock(&local->mtx);
+-      ieee80211_recalc_idle(local);
++ out:
+       mutex_unlock(&local->mtx);
+       return ctx;
+--- a/net/mac80211/ieee80211_i.h
++++ b/net/mac80211/ieee80211_i.h
+@@ -1366,6 +1366,7 @@ int ieee80211_if_change_type(struct ieee
+                            enum nl80211_iftype type);
+ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata);
+ void ieee80211_remove_interfaces(struct ieee80211_local *local);
++u32 ieee80211_idle_off(struct ieee80211_local *local);
+ void ieee80211_recalc_idle(struct ieee80211_local *local);
+ void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
+                                   const int offset);
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+@@ -799,7 +799,7 @@ static int ath9k_init_firmware_version(s
+        * required version.
+        */
+       if (priv->fw_version_major != MAJOR_VERSION_REQ ||
+-          priv->fw_version_minor != MINOR_VERSION_REQ) {
++          priv->fw_version_minor < MINOR_VERSION_REQ) {
+               dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n",
+                       MAJOR_VERSION_REQ, MINOR_VERSION_REQ);
                return -EINVAL;
-       err = rdev->ops->start_ap(&rdev->wiphy, dev, &params);
--      if (!err)
-+      if (!err) {
-+              wdev->preset_chan = params.channel;
-+              wdev->preset_chantype = params.channel_type;
-               wdev->beacon_interval = params.beacon_interval;
-+      }
-       return err;
- }