[package] ppp: remove stray bracked in ppp-up script, thanks swalker
[openwrt.git] / package / mac80211 / patches / 300-pending_work.patch
index 40fd32d..eb982d5 100644 (file)
---- a/drivers/net/wireless/ath/ath9k/main.c
-+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -1048,6 +1048,8 @@ static int ath9k_start(struct ieee80211_
-               "Starting driver with initial channel: %d MHz\n",
-               curchan->center_freq);
+--- 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 *
+ \*************************/
  
-+      ath9k_ps_wakeup(sc);
++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) },
++};
 +
-       mutex_lock(&sc->mutex);
++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);
+ }
  
-       /* setup initial channel */
-@@ -1143,6 +1145,8 @@ static int ath9k_start(struct ieee80211_
- mutex_unlock:
-       mutex_unlock(&sc->mutex);
+ 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);
  
-+      ath9k_ps_restore(sc);
+       /* 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);
++}
 +
-       return r;
++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
+@@ -373,7 +373,7 @@ static void ar9003_hw_spur_ofdm_work(str
+                       else
+                               spur_subchannel_sd = 0;
+-                      spur_freq_sd = (freq_offset << 9) / 11;
++                      spur_freq_sd = ((freq_offset + 10) << 9) / 11;
+               } else {
+                       if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL,
+@@ -382,7 +382,7 @@ static void ar9003_hw_spur_ofdm_work(str
+                       else
+                               spur_subchannel_sd = 1;
+-                      spur_freq_sd = (freq_offset << 9) / 11;
++                      spur_freq_sd = ((freq_offset - 10) << 9) / 11;
+               }
+@@ -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);
  }
  
---- a/net/mac80211/ibss.c
-+++ b/net/mac80211/ibss.c
-@@ -661,7 +661,6 @@ static void ieee80211_sta_find_ibss(stru
- static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
-                                       struct sk_buff *req)
+ 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)
  {
--      struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(req);
-       struct ieee80211_mgmt *mgmt = (void *)req->data;
-       struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
-       struct ieee80211_local *local = sdata->local;
-@@ -685,7 +684,7 @@ static void ieee80211_rx_mgmt_probe_req(
-              mgmt->bssid, tx_last_beacon);
- #endif /* CONFIG_MAC80211_IBSS_DEBUG */
+       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)
  
--      if (!tx_last_beacon && !(rx_status->rx_flags & IEEE80211_RX_RA_MATCH))
-+      if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
++#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;
  
-       if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
---- a/net/mac80211/rc80211_minstrel_ht.c
-+++ b/net/mac80211/rc80211_minstrel_ht.c
-@@ -659,18 +659,14 @@ minstrel_ht_update_caps(void *priv, stru
-       struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
-       struct ieee80211_local *local = hw_to_local(mp->hw);
-       u16 sta_cap = sta->ht_cap.cap;
-+      int n_supported = 0;
-       int ack_dur;
-       int stbc;
-       int i;
-       /* fall back to the old minstrel for legacy stations */
--      if (!sta->ht_cap.ht_supported) {
--              msp->is_ht = false;
--              memset(&msp->legacy, 0, sizeof(msp->legacy));
--              msp->legacy.r = msp->ratelist;
--              msp->legacy.sample_table = msp->sample_table;
--              return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
+--- 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;
+       /*
+@@ -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;
+       }
+@@ -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);
+--- a/net/mac80211/agg-rx.c
++++ b/net/mac80211/agg-rx.c
+@@ -200,6 +200,8 @@ 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);
++      else if (sdata->vif.type == NL80211_IFTYPE_WDS)
++              memcpy(mgmt->bssid, da, ETH_ALEN);
+       mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
+                                         IEEE80211_STYPE_ACTION);
+--- a/net/mac80211/agg-tx.c
++++ b/net/mac80211/agg-tx.c
+@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
+       memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
+       if (sdata->vif.type == NL80211_IFTYPE_AP ||
+           sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
+-          sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
++          sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
++          sdata->vif.type == NL80211_IFTYPE_WDS)
+               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
+           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_WDS &&
+           sdata->vif.type != NL80211_IFTYPE_ADHOC)
+               return -EINVAL;
+--- a/net/mac80211/debugfs_sta.c
++++ b/net/mac80211/debugfs_sta.c
+@@ -63,11 +63,11 @@ 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",
+                           TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
+                           TEST(PS_DRIVER), TEST(AUTHORIZED),
+                           TEST(SHORT_PREAMBLE),
+-                          TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
++                          TEST(WME), TEST(CLEAR_PS_FILT),
+                           TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
+                           TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
+                           TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
+--- a/net/mac80211/iface.c
++++ b/net/mac80211/iface.c
+@@ -282,7 +282,6 @@ static int ieee80211_do_open(struct net_
+ {
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       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_
+       set_bit(SDATA_STATE_RUNNING, &sdata->state);
+-      if (sdata->vif.type == NL80211_IFTYPE_WDS) {
+-              /* Create STA entry for the WDS peer */
+-              sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
+-                                   GFP_KERNEL);
+-              if (!sta) {
+-                      res = -ENOMEM;
+-                      goto err_del_interface;
+-              }
+-
+-              sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
+-              sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
+-              sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
+-
+-              res = sta_info_insert(sta);
+-              if (res) {
+-                      /* STA has been freed */
+-                      goto err_del_interface;
+-              }
+-
+-              rate_control_rate_init(sta);
 -      }
-+      if (!sta->ht_cap.ht_supported)
-+              goto use_legacy;
+-
+       /*
+        * 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
+       dev->destructor = free_netdev;
+ }
  
-       BUILD_BUG_ON(ARRAY_SIZE(minstrel_mcs_groups) !=
-               MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS);
-@@ -725,7 +721,22 @@ minstrel_ht_update_caps(void *priv, stru
++static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
++                                       struct sk_buff *skb)
++{
++      struct ieee80211_local *local = sdata->local;
++      struct ieee80211_rx_status *rx_status;
++      struct ieee802_11_elems elems;
++      struct ieee80211_mgmt *mgmt;
++      struct sta_info *sta;
++      size_t baselen;
++      u32 rates = 0;
++      u16 stype;
++      bool new = false;
++      enum ieee80211_band band = local->hw.conf.channel->band;
++      struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
++
++      rx_status = IEEE80211_SKB_RXCB(skb);
++      mgmt = (struct ieee80211_mgmt *) skb->data;
++      stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
++
++      if (stype != IEEE80211_STYPE_BEACON)
++              return;
++
++      baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
++      if (baselen > skb->len)
++              return;
++
++      ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
++                             skb->len - baselen, &elems);
++
++      rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
++
++      rcu_read_lock();
++
++      sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
++
++      if (!sta) {
++              rcu_read_unlock();
++              sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
++                                   GFP_KERNEL);
++              if (!sta)
++                      return;
++
++              new = true;
++      }
++
++      sta->last_rx = jiffies;
++      sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
++
++      if (elems.ht_cap_elem)
++              ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
++                              elems.ht_cap_elem, &sta->sta.ht_cap);
++
++      if (elems.wmm_param)
++              set_sta_flag(sta, WLAN_STA_WME);
++
++      if (new) {
++              sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
++              sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
++              sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
++              rate_control_rate_init(sta);
++              sta_info_insert_rcu(sta);
++      }
++
++      rcu_read_unlock();
++}
++
+ 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 
+                               break;
+                       ieee80211_mesh_rx_queued_mgmt(sdata, skb);
+                       break;
++              case NL80211_IFTYPE_WDS:
++                      ieee80211_wds_rx_queued_mgmt(sdata, skb);
++                      break;
+               default:
+                       WARN(1, "frame for unexpected interface type");
+                       break;
+--- a/net/mac80211/rx.c
++++ b/net/mac80211/rx.c
+@@ -2283,6 +2283,7 @@ 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_WDS &&
+                   sdata->vif.type != NL80211_IFTYPE_ADHOC)
+                       break;
+@@ -2497,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
  
-               mi->groups[i].supported =
-                       mcs->rx_mask[minstrel_mcs_groups[i].streams - 1];
+       if (!ieee80211_vif_is_mesh(&sdata->vif) &&
+           sdata->vif.type != NL80211_IFTYPE_ADHOC &&
+-          sdata->vif.type != NL80211_IFTYPE_STATION)
++          sdata->vif.type != NL80211_IFTYPE_STATION &&
++          sdata->vif.type != NL80211_IFTYPE_WDS)
+               return RX_DROP_MONITOR;
+       switch (stype) {
+       case cpu_to_le16(IEEE80211_STYPE_AUTH):
+       case cpu_to_le16(IEEE80211_STYPE_BEACON):
+       case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
+-              /* process for all: mesh, mlme, ibss */
++              /* process for all: mesh, mlme, ibss, wds */
+               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
+               }
+               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))
+                       return 0;
++
++              if (ieee80211_is_data(hdr->frame_control) ||
++                  ieee80211_is_action(hdr->frame_control)) {
++                      if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
++                              return 0;
++              } else if (!ieee80211_is_beacon(hdr->frame_control))
++                      return 0;
 +
-+              if (mi->groups[i].supported)
-+                      n_supported++;
+               break;
+       default:
+               /* should never get here */
+--- a/net/mac80211/sta_info.h
++++ b/net/mac80211/sta_info.h
+@@ -32,7 +32,6 @@
+  * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
+  *    frames.
+  * @WLAN_STA_WME: Station is a QoS-STA.
+- * @WLAN_STA_WDS: Station is one of our WDS peers.
+  * @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 {
+       WLAN_STA_AUTHORIZED,
+       WLAN_STA_SHORT_PREAMBLE,
+       WLAN_STA_WME,
+-      WLAN_STA_WDS,
+       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
+@@ -1005,6 +1005,9 @@ static int ieee80211_change_station(stru
        }
+       if (params->vlan && params->vlan != sta->sdata->dev) {
++              bool prev_4addr = false;
++              bool new_4addr = false;
 +
-+      if (!n_supported)
-+              goto use_legacy;
+               vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan);
+               if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
+@@ -1020,9 +1023,25 @@ static int ieee80211_change_station(stru
+                       }
+                       rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
++                      new_4addr = true;
++              }
++
++              if (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
++                  sta->sdata->u.vlan.sta) {
++                      rcu_assign_pointer(sta->sdata->u.vlan.sta, NULL);
++                      prev_4addr = true;
+               }
+               sta->sdata = vlansdata;
 +
-+      return;
++              if (sta->sta_state == IEEE80211_STA_AUTHORIZED &&
++                  prev_4addr != new_4addr) {
++                      if (new_4addr)
++                              atomic_dec(&sta->sdata->bss->num_mcast_sta);
++                      else
++                              atomic_inc(&sta->sdata->bss->num_mcast_sta);
++              }
 +
-+use_legacy:
-+      msp->is_ht = false;
-+      memset(&msp->legacy, 0, sizeof(msp->legacy));
-+      msp->legacy.r = msp->ratelist;
-+      msp->legacy.sample_table = msp->sample_table;
-+      return mac80211_minstrel.rate_init(priv, sband, sta, &msp->legacy);
+               ieee80211_send_layer2_update(sta);
+       }
+--- 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);
+ /* 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);
+@@ -540,7 +540,7 @@ static void add_sta_files(struct ieee802
+ static void add_ap_files(struct ieee80211_sub_if_data *sdata)
+ {
+-      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
+@@ -1417,15 +1417,19 @@ int sta_info_move_state(struct sta_info 
+               if (sta->sta_state == IEEE80211_STA_AUTH) {
+                       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);
++                      if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
++                          (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
++                           !sta->sdata->u.vlan.sta))
++                              atomic_dec(&sta->sdata->bss->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);
++                      if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
++                          (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
++                           !sta->sdata->u.vlan.sta))
++                              atomic_inc(&sta->sdata->bss->num_mcast_sta);
+                       set_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
+               }
+               break;
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -306,7 +306,7 @@ ieee80211_tx_h_check_assoc(struct ieee80
+               }
+       } 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.
+@@ -1159,7 +1159,8 @@ ieee80211_tx_prepare(struct ieee80211_su
+               tx->sta = rcu_dereference(sdata->u.vlan.sta);
+               if (!tx->sta && sdata->dev->ieee80211_ptr->use_4addr)
+                       return TX_DROP;
+-      } else if (info->flags & IEEE80211_TX_CTL_INJECTED) {
++      } else if (info->flags & IEEE80211_TX_CTL_INJECTED ||
++                 tx->sdata->control_port_protocol == tx->skb->protocol) {
+               tx->sta = sta_info_get_bss(sdata, hdr->addr1);
+       }
+       if (!tx->sta)
+--- a/net/wireless/scan.c
++++ b/net/wireless/scan.c
+@@ -378,7 +378,11 @@ static int cmp_bss_core(struct cfg80211_
+                              b->len_information_elements);
+       }
+-      return compare_ether_addr(a->bssid, b->bssid);
++      /*
++       * we can't use compare_ether_addr here since we need a < > operator.
++       * The binary return value of compare_ether_addr isn't enough
++       */
++      return memcmp(a->bssid, b->bssid, sizeof(a->bssid));
  }
  
- static void
+ static int cmp_bss(struct cfg80211_bss *a,