mac80211: fix channel context related warnings when using wds ap mode (fixes #12585)
[openwrt/svn-archive/archive.git] / package / mac80211 / patches / 300-pending_work.patch
index 0ffa61d4dc77425d6718b52e78d0cb276e164b70..9905a57d54bde6e0e901ef8b84d8b4c49f1ce588 100644 (file)
---- a/drivers/net/wireless/ath/ath5k/base.c
-+++ b/drivers/net/wireless/ath/ath5k/base.c
-@@ -2416,6 +2416,22 @@ ath5k_tx_complete_poll_work(struct work_
- * Initialization routines *
- \*************************/
-+static const struct ieee80211_iface_limit if_limits[] = {
-+      { .max = 2048,  .types = BIT(NL80211_IFTYPE_STATION) },
-+      { .max = 4,     .types =
-+#ifdef CONFIG_MAC80211_MESH
-+                               BIT(NL80211_IFTYPE_MESH_POINT) |
-+#endif
-+                               BIT(NL80211_IFTYPE_AP) },
-+};
-+
-+static const struct ieee80211_iface_combination if_comb = {
-+      .limits = if_limits,
-+      .n_limits = ARRAY_SIZE(if_limits),
-+      .max_interfaces = 2048,
-+      .num_different_channels = 1,
-+};
-+
- int __devinit
- ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
- {
-@@ -2437,6 +2453,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
-               BIT(NL80211_IFTYPE_ADHOC) |
-               BIT(NL80211_IFTYPE_MESH_POINT);
-+      hw->wiphy->iface_combinations = &if_comb;
-+      hw->wiphy->n_iface_combinations = 1;
-+
-       /* SW support for IBSS_RSN is provided by mac80211 */
-       hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
---- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
-@@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath
-       u32 synthDelay;
-       synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
--      if (IS_CHAN_B(chan))
--              synthDelay = (4 * synthDelay) / 22;
--      else
--              synthDelay /= 10;
--
--      if (IS_CHAN_HALF_RATE(chan))
--              synthDelay *= 2;
--      else if (IS_CHAN_QUARTER_RATE(chan))
--              synthDelay *= 4;
-       REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
--      udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+      ath9k_hw_synth_delay(ah, chan, synthDelay);
- }
- static void ar5008_hw_init_chain_masks(struct ath_hw *ah)
-@@ -868,7 +859,7 @@ static int ar5008_hw_process_ini(struct 
-       ar5008_hw_set_channel_regs(ah, chan);
-       ar5008_hw_init_chain_masks(ah);
-       ath9k_olc_init(ah);
--      ath9k_hw_apply_txpower(ah, chan);
-+      ath9k_hw_apply_txpower(ah, chan, false);
-       /* Write analog registers */
-       if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) {
-@@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct a
- static void ar5008_hw_rfbus_done(struct ath_hw *ah)
- {
-       u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
--      if (IS_CHAN_B(ah->curchan))
--              synthDelay = (4 * synthDelay) / 22;
--      else
--              synthDelay /= 10;
--      udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+      ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
-       REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
-@@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct at
-       if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal)
-               ar9003_mci_init_cal_req(ah, &is_reusable);
--      txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
--      REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
--      udelay(5);
--      REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-+      if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) {
-+              txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
-+              REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
-+              udelay(5);
-+              REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-+      }
- skip_tx_iqcal:
-       if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {
---- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
-@@ -4281,18 +4281,10 @@ static int ar9003_hw_tx_power_regwrite(s
- #undef POW_SM
- }
--static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
--                                            u8 *targetPowerValT2)
-+static void ar9003_hw_get_legacy_target_powers(struct ath_hw *ah, u16 freq,
-+                                             u8 *targetPowerValT2,
-+                                             bool is2GHz)
- {
--      /* XXX: hard code for now, need to get from eeprom struct */
--      u8 ht40PowerIncForPdadc = 0;
--      bool is2GHz = false;
--      unsigned int i = 0;
--      struct ath_common *common = ath9k_hw_common(ah);
--
--      if (freq < 4000)
--              is2GHz = true;
--
-       targetPowerValT2[ALL_TARGET_LEGACY_6_24] =
-           ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_6_24, freq,
-                                        is2GHz);
-@@ -4305,6 +4297,11 @@ static void ar9003_hw_set_target_power_e
-       targetPowerValT2[ALL_TARGET_LEGACY_54] =
-           ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_54, freq,
-                                        is2GHz);
-+}
-+
-+static void ar9003_hw_get_cck_target_powers(struct ath_hw *ah, u16 freq,
-+                                          u8 *targetPowerValT2)
-+{
-       targetPowerValT2[ALL_TARGET_LEGACY_1L_5L] =
-           ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_1L_5L,
-                                            freq);
-@@ -4314,6 +4311,11 @@ static void ar9003_hw_set_target_power_e
-           ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11L, freq);
-       targetPowerValT2[ALL_TARGET_LEGACY_11S] =
-           ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11S, freq);
-+}
-+
-+static void ar9003_hw_get_ht20_target_powers(struct ath_hw *ah, u16 freq,
-+                                           u8 *targetPowerValT2, bool is2GHz)
-+{
-       targetPowerValT2[ALL_TARGET_HT20_0_8_16] =
-           ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
-                                             is2GHz);
-@@ -4356,6 +4358,16 @@ static void ar9003_hw_set_target_power_e
-       targetPowerValT2[ALL_TARGET_HT20_23] =
-           ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
-                                             is2GHz);
-+}
-+
-+static void ar9003_hw_get_ht40_target_powers(struct ath_hw *ah,
-+                                                 u16 freq,
-+                                                 u8 *targetPowerValT2,
-+                                                 bool is2GHz)
-+{
-+      /* XXX: hard code for now, need to get from eeprom struct */
-+      u8 ht40PowerIncForPdadc = 0;
-+
-       targetPowerValT2[ALL_TARGET_HT40_0_8_16] =
-           ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
-                                             is2GHz) + ht40PowerIncForPdadc;
-@@ -4399,6 +4411,26 @@ static void ar9003_hw_set_target_power_e
-       targetPowerValT2[ALL_TARGET_HT40_23] =
-           ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
-                                             is2GHz) + ht40PowerIncForPdadc;
-+}
-+
-+static void ar9003_hw_get_target_power_eeprom(struct ath_hw *ah,
-+                                            struct ath9k_channel *chan,
-+                                            u8 *targetPowerValT2)
-+{
-+      bool is2GHz = IS_CHAN_2GHZ(chan);
-+      unsigned int i = 0;
-+      struct ath_common *common = ath9k_hw_common(ah);
-+      u16 freq = chan->channel;
-+
-+      if (is2GHz)
-+              ar9003_hw_get_cck_target_powers(ah, freq, targetPowerValT2);
-+
-+      ar9003_hw_get_legacy_target_powers(ah, freq, targetPowerValT2, is2GHz);
-+      ar9003_hw_get_ht20_target_powers(ah, freq, targetPowerValT2, is2GHz);
-+
-+      if (IS_CHAN_HT40(chan))
-+              ar9003_hw_get_ht40_target_powers(ah, freq, targetPowerValT2,
-+                                               is2GHz);
-       for (i = 0; i < ar9300RateSize; i++) {
-               ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n",
-@@ -4778,9 +4810,6 @@ static void ar9003_hw_set_power_per_rate
-       scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
-                                               antenna_reduction);
--      /*
--       * Get target powers from EEPROM - our baseline for TX Power
--       */
-       if (is2ghz) {
-               /* Setup for CTL modes */
-               /* CTL_11B, CTL_11G, CTL_2GHT20 */
-@@ -4952,7 +4981,12 @@ static void ath9k_hw_ar9300_set_txpower(
-       unsigned int i = 0, paprd_scale_factor = 0;
-       u8 pwr_idx, min_pwridx = 0;
--      ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2);
-+      memset(targetPowerValT2, 0 , sizeof(targetPowerValT2));
-+
-+      /*
-+       * Get target powers from EEPROM - our baseline for TX Power
-+       */
-+      ar9003_hw_get_target_power_eeprom(ah, chan, targetPowerValT2);
-       if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
-               if (IS_CHAN_2GHZ(chan))
---- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
-@@ -54,7 +54,7 @@ void ar9003_paprd_enable(struct ath_hw *
-       if (val) {
-               ah->paprd_table_write_done = true;
--              ath9k_hw_apply_txpower(ah, chan);
-+              ath9k_hw_apply_txpower(ah, chan, false);
-       }
-       REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0,
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
-@@ -526,22 +526,10 @@ static void ar9003_hw_init_bb(struct ath
-        * Value is in 100ns increments.
-        */
-       synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
--      if (IS_CHAN_B(chan))
--              synthDelay = (4 * synthDelay) / 22;
--      else
--              synthDelay /= 10;
-       /* Activate the PHY (includes baseband activate + synthesizer on) */
-       REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
--
--      /*
--       * There is an issue if the AP starts the calibration before
--       * the base band timeout completes.  This could result in the
--       * rx_clear false triggering.  As a workaround we add delay an
--       * extra BASE_ACTIVATE_DELAY usecs to ensure this condition
--       * does not happen.
--       */
--      udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+      ath9k_hw_synth_delay(ah, chan, synthDelay);
- }
- static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
-@@ -692,7 +680,7 @@ static int ar9003_hw_process_ini(struct 
-       ar9003_hw_override_ini(ah);
-       ar9003_hw_set_channel_regs(ah, chan);
-       ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
--      ath9k_hw_apply_txpower(ah, chan);
-+      ath9k_hw_apply_txpower(ah, chan, false);
-       if (AR_SREV_9462(ah)) {
-               if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
-@@ -723,6 +711,14 @@ static void ar9003_hw_set_rfmode(struct 
-       if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-               rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
-+      if (IS_CHAN_QUARTER_RATE(chan))
-+              rfMode |= AR_PHY_MODE_QUARTER;
-+      if (IS_CHAN_HALF_RATE(chan))
-+              rfMode |= AR_PHY_MODE_HALF;
-+
-+      if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
-+              REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
-+                            AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
-       REG_WRITE(ah, AR_PHY_MODE, rfMode);
- }
-@@ -793,12 +789,8 @@ static bool ar9003_hw_rfbus_req(struct a
- static void ar9003_hw_rfbus_done(struct ath_hw *ah)
- {
-       u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
--      if (IS_CHAN_B(ah->curchan))
--              synthDelay = (4 * synthDelay) / 22;
--      else
--              synthDelay /= 10;
--      udelay(synthDelay + BASE_ACTIVATE_DELAY);
-+      ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
-       REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
- }
---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
-@@ -468,6 +468,9 @@
- #define AR_PHY_ADDAC_PARA_CTL    (AR_SM_BASE + 0x150)
- #define AR_PHY_XPA_CFG           (AR_SM_BASE + 0x158)
-+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW  3
-+#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S    0
-+
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A           0x0001FC00
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S         10
- #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A                       0x3FF
---- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-+++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c
-@@ -798,6 +798,8 @@ static void ath9k_hw_ar9287_set_txpower(
-                       regulatory->max_power_level = ratesArray[i];
-       }
-+      ath9k_hw_update_regulatory_maxpower(ah);
-+
-       if (test)
-               return;
---- a/drivers/net/wireless/ath/ath9k/hw.c
-+++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -191,6 +191,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u3
- }
- EXPORT_SYMBOL(ath9k_hw_wait);
-+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
-+                        int hw_delay)
-+{
-+      if (IS_CHAN_B(chan))
-+              hw_delay = (4 * hw_delay) / 22;
-+      else
-+              hw_delay /= 10;
-+
-+      if (IS_CHAN_HALF_RATE(chan))
-+              hw_delay *= 2;
-+      else if (IS_CHAN_QUARTER_RATE(chan))
-+              hw_delay *= 4;
-+
-+      udelay(hw_delay + BASE_ACTIVATE_DELAY);
-+}
-+
- void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
-                         int column, unsigned int *writecnt)
- {
-@@ -1020,7 +1036,7 @@ void ath9k_hw_init_global_settings(struc
-       struct ath_common *common = ath9k_hw_common(ah);
-       struct ieee80211_conf *conf = &common->hw->conf;
-       const struct ath9k_channel *chan = ah->curchan;
--      int acktimeout, ctstimeout;
-+      int acktimeout, ctstimeout, ack_offset = 0;
-       int slottime;
-       int sifstime;
-       int rx_lat = 0, tx_lat = 0, eifs = 0;
-@@ -1041,6 +1057,11 @@ void ath9k_hw_init_global_settings(struc
-               rx_lat = 37;
-       tx_lat = 54;
-+      if (IS_CHAN_5GHZ(chan))
-+              sifstime = 16;
-+      else
-+              sifstime = 10;
-+
-       if (IS_CHAN_HALF_RATE(chan)) {
-               eifs = 175;
-               rx_lat *= 2;
-@@ -1048,8 +1069,9 @@ void ath9k_hw_init_global_settings(struc
-               if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-                   tx_lat += 11;
-+              sifstime *= 2;
-+              ack_offset = 16;
-               slottime = 13;
--              sifstime = 32;
-       } else if (IS_CHAN_QUARTER_RATE(chan)) {
-               eifs = 340;
-               rx_lat = (rx_lat * 4) - 1;
-@@ -1057,8 +1079,9 @@ void ath9k_hw_init_global_settings(struc
-               if (IS_CHAN_A_FAST_CLOCK(ah, chan))
-                   tx_lat += 22;
-+              sifstime *= 4;
-+              ack_offset = 32;
-               slottime = 21;
--              sifstime = 64;
-       } else {
-               if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
-                       eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO;
-@@ -1072,14 +1095,10 @@ void ath9k_hw_init_global_settings(struc
-               tx_lat = MS(reg, AR_USEC_TX_LAT);
-               slottime = ah->slottime;
--              if (IS_CHAN_5GHZ(chan))
--                      sifstime = 16;
--              else
--                      sifstime = 10;
-       }
-       /* As defined by IEEE 802.11-2007 17.3.8.6 */
--      acktimeout = slottime + sifstime + 3 * ah->coverage_class;
-+      acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset;
-       ctstimeout = acktimeout;
+--- a/drivers/net/wireless/rt2x00/rt2800lib.c
++++ b/drivers/net/wireless/rt2x00/rt2800lib.c
+@@ -5090,7 +5090,8 @@ static int rt2800_probe_hw_mode(struct r
+           IEEE80211_HW_SUPPORTS_PS |
+           IEEE80211_HW_PS_NULLFUNC_STACK |
+           IEEE80211_HW_AMPDU_AGGREGATION |
+-          IEEE80211_HW_REPORTS_TX_ACK_STATUS;
++          IEEE80211_HW_REPORTS_TX_ACK_STATUS |
++          IEEE80211_HW_TEARDOWN_AGGR_ON_BAR_FAIL;
  
        /*
-@@ -1089,7 +1108,8 @@ void ath9k_hw_init_global_settings(struc
-        * BA frames in some implementations, but it has been found to fix ACK
-        * timeout issues in other cases as well.
-        */
--      if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) {
-+      if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ &&
-+          !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) {
-               acktimeout += 64 - sifstime - ah->slottime;
-               ctstimeout += 48 - sifstime - ah->slottime;
+        * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
+--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
+@@ -392,10 +392,9 @@ void rt2x00lib_txdone(struct queue_entry
+               tx_info->flags |= IEEE80211_TX_STAT_AMPDU;
+               tx_info->status.ampdu_len = 1;
+               tx_info->status.ampdu_ack_len = success ? 1 : 0;
+-              /*
+-               * TODO: Need to tear down BA session here
+-               * if not successful.
+-               */
++
++              if (!success)
++                      tx_info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK;
        }
-@@ -1469,6 +1489,10 @@ static bool ath9k_hw_channel_change(stru
-                                                   CHANNEL_5GHZ));
-       mode_diff = (chan->chanmode != ah->curchan->chanmode);
-+      if ((ah->curchan->channelFlags | chan->channelFlags) &
-+          (CHANNEL_HALF | CHANNEL_QUARTER))
-+              return false;
-+
-       for (qnum = 0; qnum < AR_NUM_QCU; qnum++) {
-               if (ath9k_hw_numtxpending(ah, qnum)) {
-                       ath_dbg(common, QUEUE,
-@@ -1502,7 +1526,7 @@ static bool ath9k_hw_channel_change(stru
-               return false;
-       }
-       ath9k_hw_set_clockrate(ah);
--      ath9k_hw_apply_txpower(ah, chan);
-+      ath9k_hw_apply_txpower(ah, chan, false);
-       ath9k_hw_rfbus_done(ah);
-       if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan))
-@@ -2773,7 +2797,8 @@ static int get_antenna_gain(struct ath_h
-       return ah->eep_ops->get_eeprom(ah, gain_param);
- }
--void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan)
-+void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
-+                          bool test)
- {
-       struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
-       struct ieee80211_channel *channel;
-@@ -2794,7 +2819,7 @@ void ath9k_hw_apply_txpower(struct ath_h
-       ah->eep_ops->set_txpower(ah, chan,
-                                ath9k_regd_get_ctl(reg, chan),
--                               ant_reduction, new_pwr, false);
-+                               ant_reduction, new_pwr, test);
- }
- void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)
-@@ -2807,7 +2832,7 @@ void ath9k_hw_set_txpowerlimit(struct at
-       if (test)
-               channel->max_power = MAX_RATE_POWER / 2;
--      ath9k_hw_apply_txpower(ah, chan);
-+      ath9k_hw_apply_txpower(ah, chan, test);
-       if (test)
-               channel->max_power = DIV_ROUND_UP(reg->max_power_level, 2);
---- a/drivers/net/wireless/ath/ath9k/hw.h
-+++ b/drivers/net/wireless/ath/ath9k/hw.h
-@@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah
- void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
- /* General Operation */
-+void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
-+                        int hw_delay);
- bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
- void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
-                         int column, unsigned int *writecnt);
-@@ -982,7 +984,8 @@ void ath9k_hw_name(struct ath_hw *ah, ch
- /* PHY */
- void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
-                                  u32 *coef_mantissa, u32 *coef_exponent);
--void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan);
-+void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
-+                          bool test);
- /*
-  * Code Specific to AR5008, AR9001 or AR9002,
---- a/drivers/net/wireless/ath/ath9k/init.c
-+++ b/drivers/net/wireless/ath/ath9k/init.c
-@@ -647,6 +647,24 @@ void ath9k_reload_chainmask_settings(str
-               setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
- }
-+static const struct ieee80211_iface_limit if_limits[] = {
-+      { .max = 2048,  .types = BIT(NL80211_IFTYPE_STATION) |
-+                               BIT(NL80211_IFTYPE_P2P_CLIENT) |
-+                               BIT(NL80211_IFTYPE_WDS) },
-+      { .max = 8,     .types =
-+#ifdef CONFIG_MAC80211_MESH
-+                               BIT(NL80211_IFTYPE_MESH_POINT) |
-+#endif
-+                               BIT(NL80211_IFTYPE_AP) |
-+                               BIT(NL80211_IFTYPE_P2P_GO) },
-+};
-+
-+static const struct ieee80211_iface_combination if_comb = {
-+      .limits = if_limits,
-+      .n_limits = ARRAY_SIZE(if_limits),
-+      .max_interfaces = 2048,
-+      .num_different_channels = 1,
-+};
- void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
- {
-@@ -676,6 +694,9 @@ void ath9k_set_hw_capab(struct ath_softc
-               BIT(NL80211_IFTYPE_ADHOC) |
-               BIT(NL80211_IFTYPE_MESH_POINT);
-+      hw->wiphy->iface_combinations = &if_comb;
-+      hw->wiphy->n_iface_combinations = 1;
-+
-       if (AR_SREV_5416(sc->sc_ah))
-               hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
  
---- a/drivers/net/wireless/ath/ath9k/mac.c
-+++ b/drivers/net/wireless/ath/ath9k/mac.c
-@@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel
- void ath9k_hw_abort_tx_dma(struct ath_hw *ah)
- {
-+      int maxdelay = 1000;
-       int i, q;
-+      if (ah->curchan) {
-+              if (IS_CHAN_HALF_RATE(ah->curchan))
-+                      maxdelay *= 2;
-+              else if (IS_CHAN_QUARTER_RATE(ah->curchan))
-+                      maxdelay *= 4;
-+      }
-+
-       REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M);
-       REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF);
-@@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw
-       REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF);
-       for (q = 0; q < AR_NUM_QCU; q++) {
--              for (i = 0; i < 1000; i++) {
-+              for (i = 0; i < maxdelay; i++) {
-                       if (i)
-                               udelay(5);
+       if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) {
+--- a/include/net/mac80211.h
++++ b/include/net/mac80211.h
+@@ -1369,6 +1369,10 @@ struct ieee80211_tx_control {
+  * @IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF: Use the P2P Device address for any
+  *    P2P Interface. This will be honoured even if more than one interface
+  *    is supported.
++ *
++ * @IEEE80211_HW_TEARDOWN_AGGR_ON_BAR_FAIL: On this hardware TX BA session
++ *    should be tear down once BAR frame will not be acked.
++ *
+  */
+ enum ieee80211_hw_flags {
+       IEEE80211_HW_HAS_RATE_CONTROL                   = 1<<0,
+@@ -1397,6 +1401,7 @@ enum ieee80211_hw_flags {
+       IEEE80211_HW_TX_AMPDU_SETUP_IN_HW               = 1<<23,
+       IEEE80211_HW_SCAN_WHILE_IDLE                    = 1<<24,
+       IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF              = 1<<25,
++      IEEE80211_HW_TEARDOWN_AGGR_ON_BAR_FAIL          = 1<<26,
+ };
  
+ /**
 --- a/net/mac80211/agg-rx.c
 +++ b/net/mac80211/agg-rx.c
-@@ -200,6 +200,8 @@ static void ieee80211_send_addba_resp(st
+@@ -203,6 +203,8 @@ 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);
-@@ -484,6 +485,7 @@ int ieee80211_start_tx_ba_session(struct
+@@ -460,6 +461,7 @@ 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),
                            TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
                            TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
                            TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
+--- a/net/mac80211/ibss.c
++++ b/net/mac80211/ibss.c
+@@ -201,6 +201,20 @@ static void __ieee80211_sta_join_ibss(st
+       bss_change |= BSS_CHANGED_BASIC_RATES;
+       bss_change |= BSS_CHANGED_HT;
+       bss_change |= BSS_CHANGED_IBSS;
++
++      /*
++       * In 5 GHz/802.11a, we can always use short slot time.
++       * (IEEE 802.11-2012 18.3.8.7)
++       *
++       * In 2.4GHz, we must always use long slots in IBSS for compatibility
++       * reasons.
++       * (IEEE 802.11-2012 19.4.5)
++       *
++       * HT follows these specifications (IEEE 802.11-2012 20.3.18)
++       */
++      sdata->vif.bss_conf.use_short_slot = chan->band == IEEE80211_BAND_5GHZ;
++      bss_change |= BSS_CHANGED_ERP_SLOT;
++
+       sdata->vif.bss_conf.ibss_joined = true;
+       sdata->vif.bss_conf.ibss_creator = creator;
+       ieee80211_bss_info_change_notify(sdata, bss_change);
 --- a/net/mac80211/iface.c
 +++ b/net/mac80211/iface.c
-@@ -282,7 +282,6 @@ static int ieee80211_do_open(struct net_
+@@ -508,9 +508,9 @@ static void ieee80211_del_virtual_monito
+ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
  {
-       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
++      struct ieee80211_sub_if_data *ap_sdata;
+       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;
-@@ -428,28 +427,6 @@ static int ieee80211_do_open(struct net_
+@@ -587,10 +587,14 @@ int ieee80211_do_open(struct wireless_de
+       switch (sdata->vif.type) {
+       case NL80211_IFTYPE_AP_VLAN:
+               /* no need to tell driver, but set carrier */
+-              if (rtnl_dereference(sdata->bss->beacon))
+-                      netif_carrier_on(dev);
+-              else
++              if (!rtnl_dereference(sdata->bss->beacon)) {
+                       netif_carrier_off(dev);
++                      break;
++              }
++
++              ap_sdata = get_bss_sdata(sdata);
++              ieee80211_vif_copy_channel(sdata, ap_sdata);
++              netif_carrier_on(dev);
+               break;
+       case NL80211_IFTYPE_MONITOR:
+               if (sdata->u.mntr_flags & MONITOR_FLAG_COOK_FRAMES) {
+@@ -665,30 +669,8 @@ 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
-@@ -846,6 +823,72 @@ static void ieee80211_if_setup(struct ne
+@@ -844,6 +826,8 @@ static void ieee80211_do_stop(struct iee
+       switch (sdata->vif.type) {
+       case NL80211_IFTYPE_AP_VLAN:
+               list_del(&sdata->u.vlan.list);
++              netif_carrier_off(sdata->dev);
++              ieee80211_vif_release_channel(sdata);
+               /* no need to tell driver */
+               break;
+       case NL80211_IFTYPE_MONITOR:
+@@ -1072,6 +1056,72 @@ static void ieee80211_if_setup(struct ne
        dev->destructor = free_netdev;
  }
  
  static void ieee80211_iface_work(struct work_struct *work)
  {
        struct ieee80211_sub_if_data *sdata =
-@@ -950,6 +993,9 @@ static void ieee80211_iface_work(struct 
+@@ -1176,6 +1226,9 @@ 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
-@@ -2283,6 +2283,7 @@ ieee80211_rx_h_action(struct ieee80211_r
+@@ -378,9 +378,6 @@ ieee80211_rx_monitor(struct ieee80211_lo
+        * the SKB because it has a bad FCS/PLCP checksum.
+        */
+-      /* room for the radiotap header based on driver features */
+-      needed_headroom = ieee80211_rx_radiotap_space(local, status);
+-
+       if (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS)
+               present_fcs_len = FCS_LEN;
+@@ -399,6 +396,9 @@ ieee80211_rx_monitor(struct ieee80211_lo
+               return remove_monitor_info(local, origskb);
+       }
++      /* room for the radiotap header based on driver features */
++      needed_headroom = ieee80211_rx_radiotap_space(local, status);
++
+       if (should_drop_frame(origskb, present_fcs_len)) {
+               /* only need to expand headroom if necessary */
+               skb = origskb;
+@@ -2333,7 +2333,8 @@ ieee80211_rx_h_action(struct ieee80211_r
+       if (len < IEEE80211_MIN_ACTION_SIZE)
+               return RX_DROP_UNUSABLE;
+-      if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC)
++      if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
++          mgmt->u.action.category != WLAN_CATEGORY_SELF_PROTECTED)
+               return RX_DROP_UNUSABLE;
+       if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))
+@@ -2349,6 +2350,7 @@ 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;
  
-@@ -2497,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
+@@ -2625,14 +2627,15 @@ 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):
-@@ -2838,10 +2840,16 @@ static int prepare_for_handlers(struct i
+@@ -2957,10 +2960,16 @@ static int prepare_for_handlers(struct i
                }
                break;
        case NL80211_IFTYPE_WDS:
 -              if (bssid || !ieee80211_is_data(hdr->frame_control))
 -                      return 0;
-               if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
+               if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))
                        return 0;
 +
 +              if (ieee80211_is_data(hdr->frame_control) ||
 +                      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,
        WLAN_STA_MFP,
        WLAN_STA_BLOCK_BA,
---- a/drivers/net/wireless/iwlwifi/iwl-agn.h
-+++ b/drivers/net/wireless/iwlwifi/iwl-agn.h
-@@ -425,6 +425,7 @@ void iwl_testmode_cleanup(struct iwl_pri
- #ifdef CONFIG_IWLWIFI_DEBUG
- void iwl_print_rx_config_cmd(struct iwl_priv *priv,
-                            enum iwl_rxon_context_id ctxid);
-+int iwl_alloc_traffic_mem(struct iwl_priv *priv);
- #else
- static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
-                                          enum iwl_rxon_context_id ctxid)
-@@ -510,7 +511,6 @@ void iwl_setup_deferred_work(struct iwl_
- int iwl_send_wimax_coex(struct iwl_priv *priv);
- int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
- void iwl_debug_config(struct iwl_priv *priv);
--int iwl_alloc_traffic_mem(struct iwl_priv *priv);
- void iwl_set_hw_params(struct iwl_priv *priv);
- void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags);
- int iwl_init_drv(struct iwl_priv *priv);
---- a/drivers/net/wireless/libertas/firmware.c
-+++ b/drivers/net/wireless/libertas/firmware.c
-@@ -5,6 +5,7 @@
- #include <linux/firmware.h>
- #include <linux/firmware.h>
- #include <linux/module.h>
-+#include <linux/sched.h>
- #include "dev.h"
- #include "decl.h"
---- a/drivers/net/wireless/ath/ath9k/recv.c
-+++ b/drivers/net/wireless/ath/ath9k/recv.c
-@@ -812,6 +812,7 @@ static bool ath9k_rx_accept(struct ath_c
-       is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID &&
-               test_bit(rx_stats->rs_keyix, common->tkip_keymap);
-       strip_mic = is_valid_tkip && ieee80211_is_data(fc) &&
-+              ieee80211_has_protected(fc) &&
-               !(rx_stats->rs_status &
-               (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC |
-                ATH9K_RXERR_KEYMISS));
---- a/net/mac80211/cfg.c
-+++ b/net/mac80211/cfg.c
-@@ -1023,6 +1023,10 @@ static int ieee80211_change_station(stru
+--- a/net/mac80211/status.c
++++ b/net/mac80211/status.c
+@@ -502,7 +502,11 @@ void ieee80211_tx_status(struct ieee8021
+                                      IEEE80211_BAR_CTRL_TID_INFO_MASK) >>
+                                     IEEE80211_BAR_CTRL_TID_INFO_SHIFT;
+-                              ieee80211_set_bar_pending(sta, tid, ssn);
++                              if (local->hw.flags &
++                                  IEEE80211_HW_TEARDOWN_AGGR_ON_BAR_FAIL)
++                                      ieee80211_stop_tx_ba_session(&sta->sta, tid);
++                              else
++                                      ieee80211_set_bar_pending(sta, tid, ssn);
+                       }
                }
  
-               sta->sdata = vlansdata;
-+
-+              if (sta->sta_state == IEEE80211_STA_AUTHORIZED)
-+                      atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
+--- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
++++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
+@@ -534,98 +534,98 @@ static const u32 ar9300_2p2_baseband_cor
+ static const u32 ar9300Modes_high_power_tx_gain_table_2p2[][5] = {
+       /* Addr      5G_HT20     5G_HT40     2G_HT40     2G_HT20   */
+-      {0x0000a2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+-      {0x0000a2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+-      {0x0000a2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
++      {0x0000a2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352},
++      {0x0000a2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584},
++      {0x0000a2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800},
+       {0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
+-      {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
+-      {0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+-      {0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002},
+-      {0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004},
+-      {0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200},
+-      {0x0000a510, 0x16000220, 0x16000220, 0x0f000202, 0x0f000202},
+-      {0x0000a514, 0x1c000223, 0x1c000223, 0x12000400, 0x12000400},
+-      {0x0000a518, 0x21002220, 0x21002220, 0x16000402, 0x16000402},
+-      {0x0000a51c, 0x27002223, 0x27002223, 0x19000404, 0x19000404},
+-      {0x0000a520, 0x2b022220, 0x2b022220, 0x1c000603, 0x1c000603},
+-      {0x0000a524, 0x2f022222, 0x2f022222, 0x21000a02, 0x21000a02},
+-      {0x0000a528, 0x34022225, 0x34022225, 0x25000a04, 0x25000a04},
+-      {0x0000a52c, 0x3a02222a, 0x3a02222a, 0x28000a20, 0x28000a20},
+-      {0x0000a530, 0x3e02222c, 0x3e02222c, 0x2c000e20, 0x2c000e20},
+-      {0x0000a534, 0x4202242a, 0x4202242a, 0x30000e22, 0x30000e22},
+-      {0x0000a538, 0x4702244a, 0x4702244a, 0x34000e24, 0x34000e24},
+-      {0x0000a53c, 0x4b02244c, 0x4b02244c, 0x38001640, 0x38001640},
+-      {0x0000a540, 0x4e02246c, 0x4e02246c, 0x3c001660, 0x3c001660},
+-      {0x0000a544, 0x52022470, 0x52022470, 0x3f001861, 0x3f001861},
+-      {0x0000a548, 0x55022490, 0x55022490, 0x43001a81, 0x43001a81},
+-      {0x0000a54c, 0x59022492, 0x59022492, 0x47001a83, 0x47001a83},
+-      {0x0000a550, 0x5d022692, 0x5d022692, 0x4a001c84, 0x4a001c84},
+-      {0x0000a554, 0x61022892, 0x61022892, 0x4e001ce3, 0x4e001ce3},
+-      {0x0000a558, 0x65024890, 0x65024890, 0x52001ce5, 0x52001ce5},
+-      {0x0000a55c, 0x69024892, 0x69024892, 0x56001ce9, 0x56001ce9},
+-      {0x0000a560, 0x6e024c92, 0x6e024c92, 0x5a001ceb, 0x5a001ceb},
+-      {0x0000a564, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a568, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a56c, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a570, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a574, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a578, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a57c, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+-      {0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000},
+-      {0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002},
+-      {0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004},
+-      {0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200},
+-      {0x0000a590, 0x16800220, 0x16800220, 0x0f800202, 0x0f800202},
+-      {0x0000a594, 0x1c800223, 0x1c800223, 0x12800400, 0x12800400},
+-      {0x0000a598, 0x21802220, 0x21802220, 0x16800402, 0x16800402},
+-      {0x0000a59c, 0x27802223, 0x27802223, 0x19800404, 0x19800404},
+-      {0x0000a5a0, 0x2b822220, 0x2b822220, 0x1c800603, 0x1c800603},
+-      {0x0000a5a4, 0x2f822222, 0x2f822222, 0x21800a02, 0x21800a02},
+-      {0x0000a5a8, 0x34822225, 0x34822225, 0x25800a04, 0x25800a04},
+-      {0x0000a5ac, 0x3a82222a, 0x3a82222a, 0x28800a20, 0x28800a20},
+-      {0x0000a5b0, 0x3e82222c, 0x3e82222c, 0x2c800e20, 0x2c800e20},
+-      {0x0000a5b4, 0x4282242a, 0x4282242a, 0x30800e22, 0x30800e22},
+-      {0x0000a5b8, 0x4782244a, 0x4782244a, 0x34800e24, 0x34800e24},
+-      {0x0000a5bc, 0x4b82244c, 0x4b82244c, 0x38801640, 0x38801640},
+-      {0x0000a5c0, 0x4e82246c, 0x4e82246c, 0x3c801660, 0x3c801660},
+-      {0x0000a5c4, 0x52822470, 0x52822470, 0x3f801861, 0x3f801861},
+-      {0x0000a5c8, 0x55822490, 0x55822490, 0x43801a81, 0x43801a81},
+-      {0x0000a5cc, 0x59822492, 0x59822492, 0x47801a83, 0x47801a83},
+-      {0x0000a5d0, 0x5d822692, 0x5d822692, 0x4a801c84, 0x4a801c84},
+-      {0x0000a5d4, 0x61822892, 0x61822892, 0x4e801ce3, 0x4e801ce3},
+-      {0x0000a5d8, 0x65824890, 0x65824890, 0x52801ce5, 0x52801ce5},
+-      {0x0000a5dc, 0x69824892, 0x69824892, 0x56801ce9, 0x56801ce9},
+-      {0x0000a5e0, 0x6e824c92, 0x6e824c92, 0x5a801ceb, 0x5a801ceb},
+-      {0x0000a5e4, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5e8, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5ec, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5f0, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5f4, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5f8, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+-      {0x0000a5fc, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
++      {0x0000a410, 0x000050d8, 0x000050d8, 0x000050d9, 0x000050d9},
++      {0x0000a500, 0x00002220, 0x00002220, 0x00000000, 0x00000000},
++      {0x0000a504, 0x04002222, 0x04002222, 0x04000002, 0x04000002},
++      {0x0000a508, 0x09002421, 0x09002421, 0x08000004, 0x08000004},
++      {0x0000a50c, 0x0d002621, 0x0d002621, 0x0b000200, 0x0b000200},
++      {0x0000a510, 0x13004620, 0x13004620, 0x0f000202, 0x0f000202},
++      {0x0000a514, 0x19004a20, 0x19004a20, 0x11000400, 0x11000400},
++      {0x0000a518, 0x1d004e20, 0x1d004e20, 0x15000402, 0x15000402},
++      {0x0000a51c, 0x21005420, 0x21005420, 0x19000404, 0x19000404},
++      {0x0000a520, 0x26005e20, 0x26005e20, 0x1b000603, 0x1b000603},
++      {0x0000a524, 0x2b005e40, 0x2b005e40, 0x1f000a02, 0x1f000a02},
++      {0x0000a528, 0x2f005e42, 0x2f005e42, 0x23000a04, 0x23000a04},
++      {0x0000a52c, 0x33005e44, 0x33005e44, 0x26000a20, 0x26000a20},
++      {0x0000a530, 0x38005e65, 0x38005e65, 0x2a000e20, 0x2a000e20},
++      {0x0000a534, 0x3c005e69, 0x3c005e69, 0x2e000e22, 0x2e000e22},
++      {0x0000a538, 0x40005e6b, 0x40005e6b, 0x31000e24, 0x31000e24},
++      {0x0000a53c, 0x44005e6d, 0x44005e6d, 0x34001640, 0x34001640},
++      {0x0000a540, 0x49005e72, 0x49005e72, 0x38001660, 0x38001660},
++      {0x0000a544, 0x4e005eb2, 0x4e005eb2, 0x3b001861, 0x3b001861},
++      {0x0000a548, 0x53005f12, 0x53005f12, 0x3e001a81, 0x3e001a81},
++      {0x0000a54c, 0x59025eb2, 0x59025eb2, 0x42001a83, 0x42001a83},
++      {0x0000a550, 0x5e025f12, 0x5e025f12, 0x44001c84, 0x44001c84},
++      {0x0000a554, 0x61027f12, 0x61027f12, 0x48001ce3, 0x48001ce3},
++      {0x0000a558, 0x6702bf12, 0x6702bf12, 0x4c001ce5, 0x4c001ce5},
++      {0x0000a55c, 0x6b02bf14, 0x6b02bf14, 0x50001ce9, 0x50001ce9},
++      {0x0000a560, 0x6f02bf16, 0x6f02bf16, 0x54001ceb, 0x54001ceb},
++      {0x0000a564, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a568, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a56c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a570, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a574, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a578, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a57c, 0x6f02bf16, 0x6f02bf16, 0x56001eec, 0x56001eec},
++      {0x0000a580, 0x00802220, 0x00802220, 0x00800000, 0x00800000},
++      {0x0000a584, 0x04802222, 0x04802222, 0x04800002, 0x04800002},
++      {0x0000a588, 0x09802421, 0x09802421, 0x08800004, 0x08800004},
++      {0x0000a58c, 0x0d802621, 0x0d802621, 0x0b800200, 0x0b800200},
++      {0x0000a590, 0x13804620, 0x13804620, 0x0f800202, 0x0f800202},
++      {0x0000a594, 0x19804a20, 0x19804a20, 0x11800400, 0x11800400},
++      {0x0000a598, 0x1d804e20, 0x1d804e20, 0x15800402, 0x15800402},
++      {0x0000a59c, 0x21805420, 0x21805420, 0x19800404, 0x19800404},
++      {0x0000a5a0, 0x26805e20, 0x26805e20, 0x1b800603, 0x1b800603},
++      {0x0000a5a4, 0x2b805e40, 0x2b805e40, 0x1f800a02, 0x1f800a02},
++      {0x0000a5a8, 0x2f805e42, 0x2f805e42, 0x23800a04, 0x23800a04},
++      {0x0000a5ac, 0x33805e44, 0x33805e44, 0x26800a20, 0x26800a20},
++      {0x0000a5b0, 0x38805e65, 0x38805e65, 0x2a800e20, 0x2a800e20},
++      {0x0000a5b4, 0x3c805e69, 0x3c805e69, 0x2e800e22, 0x2e800e22},
++      {0x0000a5b8, 0x40805e6b, 0x40805e6b, 0x31800e24, 0x31800e24},
++      {0x0000a5bc, 0x44805e6d, 0x44805e6d, 0x34801640, 0x34801640},
++      {0x0000a5c0, 0x49805e72, 0x49805e72, 0x38801660, 0x38801660},
++      {0x0000a5c4, 0x4e805eb2, 0x4e805eb2, 0x3b801861, 0x3b801861},
++      {0x0000a5c8, 0x53805f12, 0x53805f12, 0x3e801a81, 0x3e801a81},
++      {0x0000a5cc, 0x59825eb2, 0x59825eb2, 0x42801a83, 0x42801a83},
++      {0x0000a5d0, 0x5e825f12, 0x5e825f12, 0x44801c84, 0x44801c84},
++      {0x0000a5d4, 0x61827f12, 0x61827f12, 0x48801ce3, 0x48801ce3},
++      {0x0000a5d8, 0x6782bf12, 0x6782bf12, 0x4c801ce5, 0x4c801ce5},
++      {0x0000a5dc, 0x6b82bf14, 0x6b82bf14, 0x50801ce9, 0x50801ce9},
++      {0x0000a5e0, 0x6f82bf16, 0x6f82bf16, 0x54801ceb, 0x54801ceb},
++      {0x0000a5e4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5e8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5ec, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5f0, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5f4, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5f8, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
++      {0x0000a5fc, 0x6f82bf16, 0x6f82bf16, 0x56801eec, 0x56801eec},
+       {0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+       {0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+       {0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+       {0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+-      {0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+-      {0x0000a614, 0x02004000, 0x02004000, 0x01404000, 0x01404000},
+-      {0x0000a618, 0x02004801, 0x02004801, 0x01404501, 0x01404501},
+-      {0x0000a61c, 0x02808a02, 0x02808a02, 0x02008501, 0x02008501},
+-      {0x0000a620, 0x0380ce03, 0x0380ce03, 0x0280ca03, 0x0280ca03},
+-      {0x0000a624, 0x04411104, 0x04411104, 0x03010c04, 0x03010c04},
+-      {0x0000a628, 0x04411104, 0x04411104, 0x04014c04, 0x04014c04},
+-      {0x0000a62c, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+-      {0x0000a630, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+-      {0x0000a634, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+-      {0x0000a638, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+-      {0x0000a63c, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+-      {0x0000b2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+-      {0x0000b2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+-      {0x0000b2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
++      {0x0000a610, 0x00804000, 0x00804000, 0x00000000, 0x00000000},
++      {0x0000a614, 0x00804201, 0x00804201, 0x01404000, 0x01404000},
++      {0x0000a618, 0x0280c802, 0x0280c802, 0x01404501, 0x01404501},
++      {0x0000a61c, 0x0280ca03, 0x0280ca03, 0x02008501, 0x02008501},
++      {0x0000a620, 0x04c15104, 0x04c15104, 0x0280ca03, 0x0280ca03},
++      {0x0000a624, 0x04c15305, 0x04c15305, 0x03010c04, 0x03010c04},
++      {0x0000a628, 0x04c15305, 0x04c15305, 0x04014c04, 0x04014c04},
++      {0x0000a62c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005},
++      {0x0000a630, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005},
++      {0x0000a634, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005},
++      {0x0000a638, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005},
++      {0x0000a63c, 0x04c15305, 0x04c15305, 0x04015005, 0x04015005},
++      {0x0000b2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352},
++      {0x0000b2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584},
++      {0x0000b2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800},
+       {0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
+-      {0x0000c2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+-      {0x0000c2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+-      {0x0000c2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
++      {0x0000c2dc, 0x0380c7fc, 0x0380c7fc, 0x03aaa352, 0x03aaa352},
++      {0x0000c2e0, 0x0000f800, 0x0000f800, 0x03ccc584, 0x03ccc584},
++      {0x0000c2e4, 0x03ff0000, 0x03ff0000, 0x03f0f800, 0x03f0f800},
+       {0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
+       {0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4},
+       {0x00016048, 0x66480001, 0x66480001, 0x66480001, 0x66480001},
+--- a/drivers/net/wireless/ath/ath9k/debug.h
++++ b/drivers/net/wireless/ath/ath9k/debug.h
+@@ -242,7 +242,7 @@ struct ath_rx_stats {
+ struct ath_stats {
+       struct ath_interrupt_stats istats;
+-      struct ath_tx_stats txstats[IEEE80211_NUM_ACS];
++      struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES];
+       struct ath_rx_stats rxstats;
+       struct ath_dfs_stats dfs_stats;
+       u32 reset[__RESET_TYPE_MAX];
+--- a/drivers/net/wireless/ath/carl9170/rx.c
++++ b/drivers/net/wireless/ath/carl9170/rx.c
+@@ -684,7 +684,7 @@ static int carl9170_handle_mpdu(struct a
+       if (!skb)
+               return -ENOMEM;
+-      memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
++      memcpy(IEEE80211_SKB_RXCB(skb), status, sizeof(*status));
+       ieee80211_rx(ar->hw, skb);
+       return 0;
+ }
+--- a/drivers/net/wireless/ath/ath9k/calib.c
++++ b/drivers/net/wireless/ath/ath9k/calib.c
+@@ -69,6 +69,7 @@ s16 ath9k_hw_getchan_noise(struct ath_hw
+       if (chan && chan->noisefloor) {
+               s8 delta = chan->noisefloor -
++                         ATH9K_NF_CAL_NOISE_THRESH -
+                          ath9k_hw_get_default_nf(ah, chan);
+               if (delta > 0)
+                       noise += delta;
+--- a/drivers/net/wireless/ath/ath9k/calib.h
++++ b/drivers/net/wireless/ath/ath9k/calib.h
+@@ -21,6 +21,9 @@
+ #define AR_PHY_CCA_FILTERWINDOW_LENGTH          5
++/* Internal noise floor can vary by about 6db depending on the frequency */
++#define ATH9K_NF_CAL_NOISE_THRESH             6
 +
-               ieee80211_send_layer2_update(sta);
-       }
+ #define NUM_NF_READINGS       6
+ #define ATH9K_NF_CAL_HIST_MAX 5
  
---- a/net/mac80211/debugfs_netdev.c
-+++ b/net/mac80211/debugfs_netdev.c
-@@ -394,7 +394,7 @@ static ssize_t ieee80211_if_parse_uapsd_
- __IEEE80211_IF_FILE_W(uapsd_max_sp_len);
+--- a/drivers/net/wireless/ath/ath5k/base.c
++++ b/drivers/net/wireless/ath/ath5k/base.c
+@@ -851,7 +851,7 @@ ath5k_txbuf_free_skb(struct ath5k_hw *ah
+               return;
+       dma_unmap_single(ah->dev, bf->skbaddr, bf->skb->len,
+                       DMA_TO_DEVICE);
+-      dev_kfree_skb_any(bf->skb);
++      ieee80211_free_txskb(ah->hw, bf->skb);
+       bf->skb = NULL;
+       bf->skbaddr = 0;
+       bf->desc->ds_data = 0;
+@@ -1578,7 +1578,7 @@ ath5k_tx_queue(struct ieee80211_hw *hw, 
+       return;
+ drop_packet:
+-      dev_kfree_skb_any(skb);
++      ieee80211_free_txskb(hw, skb);
+ }
  
- /* AP attributes */
--IEEE80211_IF_FILE(num_sta_authorized, u.ap.num_sta_authorized, ATOMIC);
-+IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
- IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC);
IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC);
+ static void
+--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
++++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+@@ -65,7 +65,7 @@ ath5k_tx(struct ieee80211_hw *hw, struct
      u16 qnum = skb_get_queue_mapping(skb);
  
-@@ -540,7 +540,7 @@ static void add_sta_files(struct ieee802
+       if (WARN_ON(qnum >= ah->ah_capabilities.cap_queues.q_tx_num)) {
+-              dev_kfree_skb_any(skb);
++              ieee80211_free_txskb(hw, skb);
+               return;
+       }
  
- static void add_ap_files(struct ieee80211_sub_if_data *sdata)
+--- a/drivers/net/wireless/b43/dma.c
++++ b/drivers/net/wireless/b43/dma.c
+@@ -409,7 +409,10 @@ static inline
+                               struct b43_dmadesc_meta *meta)
  {
--      DEBUGFS_ADD(num_sta_authorized);
-+      DEBUGFS_ADD(num_mcast_sta);
-       DEBUGFS_ADD(num_sta_ps);
-       DEBUGFS_ADD(dtim_count);
-       DEBUGFS_ADD(num_buffered_multicast);
---- a/net/mac80211/ieee80211_i.h
-+++ b/net/mac80211/ieee80211_i.h
-@@ -282,7 +282,7 @@ struct ieee80211_if_ap {
-       u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)];
-       struct sk_buff_head ps_bc_buf;
-       atomic_t num_sta_ps; /* number of stations in PS mode */
--      atomic_t num_sta_authorized; /* number of authorized stations */
-+      atomic_t num_mcast_sta; /* number of stations receiving multicast */
-       int dtim_count;
-       bool dtim_bc_mc;
- };
---- a/net/mac80211/sta_info.c
-+++ b/net/mac80211/sta_info.c
-@@ -1418,14 +1418,14 @@ int sta_info_move_state(struct sta_info 
-                       set_bit(WLAN_STA_ASSOC, &sta->_flags);
-               } else if (sta->sta_state == IEEE80211_STA_AUTHORIZED) {
-                       if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
--                              atomic_dec(&sta->sdata->u.ap.num_sta_authorized);
-+                              atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
-                       clear_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
-               }
-               break;
-       case IEEE80211_STA_AUTHORIZED:
-               if (sta->sta_state == IEEE80211_STA_ASSOC) {
-                       if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
--                              atomic_inc(&sta->sdata->u.ap.num_sta_authorized);
-+                              atomic_inc(&sta->sdata->u.ap.num_mcast_sta);
-                       set_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
+       if (meta->skb) {
+-              dev_kfree_skb_any(meta->skb);
++              if (ring->tx)
++                      ieee80211_free_txskb(ring->dev->wl->hw, meta->skb);
++              else
++                      dev_kfree_skb_any(meta->skb);
+               meta->skb = NULL;
+       }
+ }
+@@ -1454,7 +1457,7 @@ int b43_dma_tx(struct b43_wldev *dev, st
+       if (unlikely(err == -ENOKEY)) {
+               /* Drop this packet, as we don't have the encryption key
+                * anymore and must not transmit it unencrypted. */
+-              dev_kfree_skb_any(skb);
++              ieee80211_free_txskb(dev->wl->hw, skb);
+               err = 0;
+               goto out;
+       }
+--- a/drivers/net/wireless/b43/main.c
++++ b/drivers/net/wireless/b43/main.c
+@@ -3397,7 +3397,7 @@ static void b43_tx_work(struct work_stru
+                               break;
+                       }
+                       if (unlikely(err))
+-                              dev_kfree_skb(skb); /* Drop it */
++                              ieee80211_free_txskb(wl->hw, skb);
+                       err = 0;
                }
-               break;
---- a/net/mac80211/tx.c
-+++ b/net/mac80211/tx.c
-@@ -306,7 +306,7 @@ ieee80211_tx_h_check_assoc(struct ieee80
+@@ -3419,7 +3419,7 @@ static void b43_op_tx(struct ieee80211_h
+       if (unlikely(skb->len < 2 + 2 + 6)) {
+               /* Too short, this can't be a valid frame. */
+-              dev_kfree_skb_any(skb);
++              ieee80211_free_txskb(hw, skb);
+               return;
+       }
+       B43_WARN_ON(skb_shinfo(skb)->nr_frags);
+@@ -4234,8 +4234,12 @@ redo:
+       /* Drain all TX queues. */
+       for (queue_num = 0; queue_num < B43_QOS_QUEUE_NUM; queue_num++) {
+-              while (skb_queue_len(&wl->tx_queue[queue_num]))
+-                      dev_kfree_skb(skb_dequeue(&wl->tx_queue[queue_num]));
++              while (skb_queue_len(&wl->tx_queue[queue_num])) {
++                      struct sk_buff *skb;
++
++                      skb = skb_dequeue(&wl->tx_queue[queue_num]);
++                      ieee80211_free_txskb(wl->hw, skb);
++              }
+       }
+       b43_mac_suspend(dev);
+--- a/drivers/net/wireless/b43/pio.c
++++ b/drivers/net/wireless/b43/pio.c
+@@ -196,7 +196,7 @@ static void b43_pio_cancel_tx_packets(st
+       for (i = 0; i < ARRAY_SIZE(q->packets); i++) {
+               pack = &(q->packets[i]);
+               if (pack->skb) {
+-                      dev_kfree_skb_any(pack->skb);
++                      ieee80211_free_txskb(q->dev->wl->hw, pack->skb);
+                       pack->skb = NULL;
                }
-       } else if (unlikely(tx->sdata->vif.type == NL80211_IFTYPE_AP &&
-                           ieee80211_is_data(hdr->frame_control) &&
--                          !atomic_read(&tx->sdata->u.ap.num_sta_authorized))) {
-+                          !atomic_read(&tx->sdata->u.ap.num_mcast_sta))) {
-               /*
-                * No associated STAs - no need to send multicast
-                * frames.
+       }
+@@ -552,7 +552,7 @@ int b43_pio_tx(struct b43_wldev *dev, st
+       if (unlikely(err == -ENOKEY)) {
+               /* Drop this packet, as we don't have the encryption key
+                * anymore and must not transmit it unencrypted. */
+-              dev_kfree_skb_any(skb);
++              ieee80211_free_txskb(dev->wl->hw, skb);
+               err = 0;
+               goto out;
+       }
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -915,6 +915,12 @@ static int ieee80211_start_ap(struct wip
+       if (err)
+               return err;
++      list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
++              err = ieee80211_vif_copy_channel(vlan, sdata);
++              if (err)
++                      return err;
++      }
++
+       /*
+        * Apply control port protocol, this allows us to
+        * not encrypt dynamic WEP control frames.
+@@ -998,8 +1004,11 @@ static int ieee80211_stop_ap(struct wiph
+       old_probe_resp = rtnl_dereference(sdata->u.ap.probe_resp);
+       /* turn off carrier for this interface and dependent VLANs */
+-      list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
++      list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) {
++              sta_info_flush(local, vlan);
+               netif_carrier_off(vlan->dev);
++              ieee80211_vif_release_channel(vlan);
++      }
+       netif_carrier_off(dev);
+       /* remove beacon and probe response */
+--- a/net/mac80211/chan.c
++++ b/net/mac80211/chan.c
+@@ -119,14 +119,17 @@ static int ieee80211_assign_vif_chanctx(
+       lockdep_assert_held(&local->chanctx_mtx);
+-      ret = drv_assign_vif_chanctx(local, sdata, ctx);
+-      if (ret)
+-              return ret;
++      if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN) {
++              ret = drv_assign_vif_chanctx(local, sdata, ctx);
++              if (ret)
++                      return ret;
++      }
+       rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf);
+       ctx->refcount++;
+-      ieee80211_recalc_txpower(sdata);
++      if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN)
++              ieee80211_recalc_txpower(sdata);
+       return 0;
+ }
+@@ -174,7 +177,8 @@ static void ieee80211_unassign_vif_chanc
+       ctx->refcount--;
+       rcu_assign_pointer(sdata->vif.chanctx_conf, NULL);
+-      drv_unassign_vif_chanctx(local, sdata, ctx);
++      if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN)
++              drv_unassign_vif_chanctx(local, sdata, ctx);
+       if (ctx->refcount > 0) {
+               ieee80211_recalc_chanctx_chantype(sdata->local, ctx);
+@@ -285,6 +289,30 @@ void ieee80211_recalc_smps_chanctx(struc
+       drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RX_CHAINS);
+ }
++int ieee80211_vif_copy_channel(struct ieee80211_sub_if_data *sdata,
++                             struct ieee80211_sub_if_data *parent)
++{
++      struct ieee80211_local *local = sdata->local;
++      struct ieee80211_chanctx_conf *conf;
++      struct ieee80211_chanctx *ctx;
++
++      int ret;
++
++      mutex_lock(&local->chanctx_mtx);
++      conf = rcu_dereference_protected(parent->vif.chanctx_conf,
++                                       lockdep_is_held(&local->chanctx_mtx));
++      if (!conf) {
++              ret = -ENOENT;
++              goto out;
++      }
++
++      ctx = container_of(conf, struct ieee80211_chanctx, conf);
++      ret = ieee80211_assign_vif_chanctx(sdata, ctx);
++out:
++      mutex_unlock(&local->chanctx_mtx);
++      return ret;
++}
++
+ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
+                             const struct cfg80211_chan_def *chandef,
+                             enum ieee80211_chanctx_mode mode)
+--- a/net/mac80211/ieee80211_i.h
++++ b/net/mac80211/ieee80211_i.h
+@@ -1633,6 +1633,8 @@ ieee80211_vif_use_channel(struct ieee802
+                         const struct cfg80211_chan_def *chandef,
+                         enum ieee80211_chanctx_mode mode);
+ void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata);
++int ieee80211_vif_copy_channel(struct ieee80211_sub_if_data *sdata,
++                             struct ieee80211_sub_if_data *parent);
+ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
+                                  struct ieee80211_chanctx *chanctx);