package/mac80211/patches/300-pending_work.patch

   1 --- a/drivers/net/wireless/ath/ath5k/base.c
   2 +++ b/drivers/net/wireless/ath/ath5k/base.c
   3 @@ -2416,6 +2416,22 @@ ath5k_tx_complete_poll_work(struct work_
   4  * Initialization routines *
   5  \*************************/
   6
   7 +static const struct ieee80211_iface_limit if_limits[] = {
   8 +       { .max = 2048,  .types = BIT(NL80211_IFTYPE_STATION) },
   9 +       { .max = 4,     .types =
  10 +#ifdef CONFIG_MAC80211_MESH
  11 +                                BIT(NL80211_IFTYPE_MESH_POINT) |
  12 +#endif
  13 +                                BIT(NL80211_IFTYPE_AP) },
  14 +};
  15 +
  16 +static const struct ieee80211_iface_combination if_comb = {
  17 +       .limits = if_limits,
  18 +       .n_limits = ARRAY_SIZE(if_limits),
  19 +       .max_interfaces = 2048,
  20 +       .num_different_channels = 1,
  21 +};
  22 +
  23  int __devinit
  24  ath5k_init_ah(struct ath5k_hw *ah, const struct ath_bus_ops *bus_ops)
  25  {
  26 @@ -2437,6 +2453,9 @@ ath5k_init_ah(struct ath5k_hw *ah, const
  27                 BIT(NL80211_IFTYPE_ADHOC) |
  28                 BIT(NL80211_IFTYPE_MESH_POINT);
  29
  30 +       hw->wiphy->iface_combinations = &if_comb;
  31 +       hw->wiphy->n_iface_combinations = 1;
  32 +
  33         /* SW support for IBSS_RSN is provided by mac80211 */
  34         hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
  35
  36 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
  37 +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
  38 @@ -618,19 +618,10 @@ static void ar5008_hw_init_bb(struct ath
  39         u32 synthDelay;
  40
  41         synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
  42 -       if (IS_CHAN_B(chan))
  43 -               synthDelay = (4 * synthDelay) / 22;
  44 -       else
  45 -               synthDelay /= 10;
  46 -
  47 -       if (IS_CHAN_HALF_RATE(chan))
  48 -               synthDelay *= 2;
  49 -       else if (IS_CHAN_QUARTER_RATE(chan))
  50 -               synthDelay *= 4;
  51
  52         REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
  53
  54 -       udelay(synthDelay + BASE_ACTIVATE_DELAY);
  55 +       ath9k_hw_synth_delay(ah, chan, synthDelay);
  56  }
  57
  58  static void ar5008_hw_init_chain_masks(struct ath_hw *ah)
  59 @@ -868,7 +859,7 @@ static int ar5008_hw_process_ini(struct
  60         ar5008_hw_set_channel_regs(ah, chan);
  61         ar5008_hw_init_chain_masks(ah);
  62         ath9k_olc_init(ah);
  63 -       ath9k_hw_apply_txpower(ah, chan);
  64 +       ath9k_hw_apply_txpower(ah, chan, false);
  65
  66         /* Write analog registers */
  67         if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) {
  68 @@ -948,12 +939,8 @@ static bool ar5008_hw_rfbus_req(struct a
  69  static void ar5008_hw_rfbus_done(struct ath_hw *ah)
  70  {
  71         u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
  72 -       if (IS_CHAN_B(ah->curchan))
  73 -               synthDelay = (4 * synthDelay) / 22;
  74 -       else
  75 -               synthDelay /= 10;
  76
  77 -       udelay(synthDelay + BASE_ACTIVATE_DELAY);
  78 +       ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
  79
  80         REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
  81  }
  82 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c
  83 +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c
  84 @@ -1000,10 +1000,12 @@ static bool ar9003_hw_init_cal(struct at
  85         if (mci && IS_CHAN_2GHZ(chan) && run_agc_cal)
  86                 ar9003_mci_init_cal_req(ah, &is_reusable);
  87
  88 -       txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
  89 -       REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
  90 -       udelay(5);
  91 -       REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
  92 +       if (!(IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))) {
  93 +               txiqcal_done = ar9003_hw_tx_iq_cal_run(ah);
  94 +               REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS);
  95 +               udelay(5);
  96 +               REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
  97 +       }
  98
  99  skip_tx_iqcal:
 100         if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) {
 101 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
 102 +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
 103 @@ -4281,18 +4281,10 @@ static int ar9003_hw_tx_power_regwrite(s
 104  #undef POW_SM
 105  }
 106
 107 -static void ar9003_hw_set_target_power_eeprom(struct ath_hw *ah, u16 freq,
 108 -                                             u8 *targetPowerValT2)
 109 +static void ar9003_hw_get_legacy_target_powers(struct ath_hw *ah, u16 freq,
 110 +                                              u8 *targetPowerValT2,
 111 +                                              bool is2GHz)
 112  {
 113 -       /* XXX: hard code for now, need to get from eeprom struct */
 114 -       u8 ht40PowerIncForPdadc = 0;
 115 -       bool is2GHz = false;
 116 -       unsigned int i = 0;
 117 -       struct ath_common *common = ath9k_hw_common(ah);
 118 -
 119 -       if (freq < 4000)
 120 -               is2GHz = true;
 121 -
 122         targetPowerValT2[ALL_TARGET_LEGACY_6_24] =
 123             ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_6_24, freq,
 124                                          is2GHz);
 125 @@ -4305,6 +4297,11 @@ static void ar9003_hw_set_target_power_e
 126         targetPowerValT2[ALL_TARGET_LEGACY_54] =
 127             ar9003_hw_eeprom_get_tgt_pwr(ah, LEGACY_TARGET_RATE_54, freq,
 128                                          is2GHz);
 129 +}
 130 +
 131 +static void ar9003_hw_get_cck_target_powers(struct ath_hw *ah, u16 freq,
 132 +                                           u8 *targetPowerValT2)
 133 +{
 134         targetPowerValT2[ALL_TARGET_LEGACY_1L_5L] =
 135             ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_1L_5L,
 136                                              freq);
 137 @@ -4314,6 +4311,11 @@ static void ar9003_hw_set_target_power_e
 138             ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11L, freq);
 139         targetPowerValT2[ALL_TARGET_LEGACY_11S] =
 140             ar9003_hw_eeprom_get_cck_tgt_pwr(ah, LEGACY_TARGET_RATE_11S, freq);
 141 +}
 142 +
 143 +static void ar9003_hw_get_ht20_target_powers(struct ath_hw *ah, u16 freq,
 144 +                                            u8 *targetPowerValT2, bool is2GHz)
 145 +{
 146         targetPowerValT2[ALL_TARGET_HT20_0_8_16] =
 147             ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
 148                                               is2GHz);
 149 @@ -4356,6 +4358,16 @@ static void ar9003_hw_set_target_power_e
 150         targetPowerValT2[ALL_TARGET_HT20_23] =
 151             ar9003_hw_eeprom_get_ht20_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
 152                                               is2GHz);
 153 +}
 154 +
 155 +static void ar9003_hw_get_ht40_target_powers(struct ath_hw *ah,
 156 +                                                  u16 freq,
 157 +                                                  u8 *targetPowerValT2,
 158 +                                                  bool is2GHz)
 159 +{
 160 +       /* XXX: hard code for now, need to get from eeprom struct */
 161 +       u8 ht40PowerIncForPdadc = 0;
 162 +
 163         targetPowerValT2[ALL_TARGET_HT40_0_8_16] =
 164             ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_0_8_16, freq,
 165                                               is2GHz) + ht40PowerIncForPdadc;
 166 @@ -4399,6 +4411,26 @@ static void ar9003_hw_set_target_power_e
 167         targetPowerValT2[ALL_TARGET_HT40_23] =
 168             ar9003_hw_eeprom_get_ht40_tgt_pwr(ah, HT_TARGET_RATE_23, freq,
 169                                               is2GHz) + ht40PowerIncForPdadc;
 170 +}
 171 +
 172 +static void ar9003_hw_get_target_power_eeprom(struct ath_hw *ah,
 173 +                                             struct ath9k_channel *chan,
 174 +                                             u8 *targetPowerValT2)
 175 +{
 176 +       bool is2GHz = IS_CHAN_2GHZ(chan);
 177 +       unsigned int i = 0;
 178 +       struct ath_common *common = ath9k_hw_common(ah);
 179 +       u16 freq = chan->channel;
 180 +
 181 +       if (is2GHz)
 182 +               ar9003_hw_get_cck_target_powers(ah, freq, targetPowerValT2);
 183 +
 184 +       ar9003_hw_get_legacy_target_powers(ah, freq, targetPowerValT2, is2GHz);
 185 +       ar9003_hw_get_ht20_target_powers(ah, freq, targetPowerValT2, is2GHz);
 186 +
 187 +       if (IS_CHAN_HT40(chan))
 188 +               ar9003_hw_get_ht40_target_powers(ah, freq, targetPowerValT2,
 189 +                                                is2GHz);
 190
 191         for (i = 0; i < ar9300RateSize; i++) {
 192                 ath_dbg(common, EEPROM, "TPC[%02d] 0x%08x\n",
 193 @@ -4778,9 +4810,6 @@ static void ar9003_hw_set_power_per_rate
 194         scaledPower = ath9k_hw_get_scaled_power(ah, powerLimit,
 195                                                 antenna_reduction);
 196
 197 -       /*
 198 -        * Get target powers from EEPROM - our baseline for TX Power
 199 -        */
 200         if (is2ghz) {
 201                 /* Setup for CTL modes */
 202                 /* CTL_11B, CTL_11G, CTL_2GHT20 */
 203 @@ -4952,7 +4981,12 @@ static void ath9k_hw_ar9300_set_txpower(
 204         unsigned int i = 0, paprd_scale_factor = 0;
 205         u8 pwr_idx, min_pwridx = 0;
 206
 207 -       ar9003_hw_set_target_power_eeprom(ah, chan->channel, targetPowerValT2);
 208 +       memset(targetPowerValT2, 0 , sizeof(targetPowerValT2));
 209 +
 210 +       /*
 211 +        * Get target powers from EEPROM - our baseline for TX Power
 212 +        */
 213 +       ar9003_hw_get_target_power_eeprom(ah, chan, targetPowerValT2);
 214
 215         if (ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) {
 216                 if (IS_CHAN_2GHZ(chan))
 217 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
 218 +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
 219 @@ -54,7 +54,7 @@ void ar9003_paprd_enable(struct ath_hw *
 220
 221         if (val) {
 222                 ah->paprd_table_write_done = true;
 223 -               ath9k_hw_apply_txpower(ah, chan);
 224 +               ath9k_hw_apply_txpower(ah, chan, false);
 225         }
 226
 227         REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0,
 228 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
 229 +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
 230 @@ -526,22 +526,10 @@ static void ar9003_hw_init_bb(struct ath
 231          * Value is in 100ns increments.
 232          */
 233         synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
 234 -       if (IS_CHAN_B(chan))
 235 -               synthDelay = (4 * synthDelay) / 22;
 236 -       else
 237 -               synthDelay /= 10;
 238
 239         /* Activate the PHY (includes baseband activate + synthesizer on) */
 240         REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
 241 -
 242 -       /*
 243 -        * There is an issue if the AP starts the calibration before
 244 -        * the base band timeout completes.  This could result in the
 245 -        * rx_clear false triggering.  As a workaround we add delay an
 246 -        * extra BASE_ACTIVATE_DELAY usecs to ensure this condition
 247 -        * does not happen.
 248 -        */
 249 -       udelay(synthDelay + BASE_ACTIVATE_DELAY);
 250 +       ath9k_hw_synth_delay(ah, chan, synthDelay);
 251  }
 252
 253  static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
 254 @@ -692,7 +680,7 @@ static int ar9003_hw_process_ini(struct
 255         ar9003_hw_override_ini(ah);
 256         ar9003_hw_set_channel_regs(ah, chan);
 257         ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
 258 -       ath9k_hw_apply_txpower(ah, chan);
 259 +       ath9k_hw_apply_txpower(ah, chan, false);
 260
 261         if (AR_SREV_9462(ah)) {
 262                 if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
 263 @@ -723,6 +711,14 @@ static void ar9003_hw_set_rfmode(struct
 264
 265         if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 266                 rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
 267 +       if (IS_CHAN_QUARTER_RATE(chan))
 268 +               rfMode |= AR_PHY_MODE_QUARTER;
 269 +       if (IS_CHAN_HALF_RATE(chan))
 270 +               rfMode |= AR_PHY_MODE_HALF;
 271 +
 272 +       if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
 273 +               REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
 274 +                             AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
 275
 276         REG_WRITE(ah, AR_PHY_MODE, rfMode);
 277  }
 278 @@ -793,12 +789,8 @@ static bool ar9003_hw_rfbus_req(struct a
 279  static void ar9003_hw_rfbus_done(struct ath_hw *ah)
 280  {
 281         u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
 282 -       if (IS_CHAN_B(ah->curchan))
 283 -               synthDelay = (4 * synthDelay) / 22;
 284 -       else
 285 -               synthDelay /= 10;
 286
 287 -       udelay(synthDelay + BASE_ACTIVATE_DELAY);
 288 +       ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
 289
 290         REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
 291  }
 292 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
 293 +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
 294 @@ -468,6 +468,9 @@
 295  #define AR_PHY_ADDAC_PARA_CTL    (AR_SM_BASE + 0x150)
 296  #define AR_PHY_XPA_CFG           (AR_SM_BASE + 0x158)
 297
 298 +#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW  3
 299 +#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S    0
 300 +
 301  #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A           0x0001FC00
 302  #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A_S         10
 303  #define AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A                       0x3FF
 304 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c
 305 +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c
 306 @@ -798,6 +798,8 @@ static void ath9k_hw_ar9287_set_txpower(
 307                         regulatory->max_power_level = ratesArray[i];
 308         }
 309
 310 +       ath9k_hw_update_regulatory_maxpower(ah);
 311 +
 312         if (test)
 313                 return;
 314
 315 --- a/drivers/net/wireless/ath/ath9k/hw.c
 316 +++ b/drivers/net/wireless/ath/ath9k/hw.c
 317 @@ -191,6 +191,22 @@ bool ath9k_hw_wait(struct ath_hw *ah, u3
 318  }
 319  EXPORT_SYMBOL(ath9k_hw_wait);
 320
 321 +void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
 322 +                         int hw_delay)
 323 +{
 324 +       if (IS_CHAN_B(chan))
 325 +               hw_delay = (4 * hw_delay) / 22;
 326 +       else
 327 +               hw_delay /= 10;
 328 +
 329 +       if (IS_CHAN_HALF_RATE(chan))
 330 +               hw_delay *= 2;
 331 +       else if (IS_CHAN_QUARTER_RATE(chan))
 332 +               hw_delay *= 4;
 333 +
 334 +       udelay(hw_delay + BASE_ACTIVATE_DELAY);
 335 +}
 336 +
 337  void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
 338                           int column, unsigned int *writecnt)
 339  {
 340 @@ -1020,7 +1036,7 @@ void ath9k_hw_init_global_settings(struc
 341         struct ath_common *common = ath9k_hw_common(ah);
 342         struct ieee80211_conf *conf = &common->hw->conf;
 343         const struct ath9k_channel *chan = ah->curchan;
 344 -       int acktimeout, ctstimeout;
 345 +       int acktimeout, ctstimeout, ack_offset = 0;
 346         int slottime;
 347         int sifstime;
 348         int rx_lat = 0, tx_lat = 0, eifs = 0;
 349 @@ -1041,6 +1057,11 @@ void ath9k_hw_init_global_settings(struc
 350                 rx_lat = 37;
 351         tx_lat = 54;
 352
 353 +       if (IS_CHAN_5GHZ(chan))
 354 +               sifstime = 16;
 355 +       else
 356 +               sifstime = 10;
 357 +
 358         if (IS_CHAN_HALF_RATE(chan)) {
 359                 eifs = 175;
 360                 rx_lat *= 2;
 361 @@ -1048,8 +1069,9 @@ void ath9k_hw_init_global_settings(struc
 362                 if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 363                     tx_lat += 11;
 364
 365 +               sifstime *= 2;
 366 +               ack_offset = 16;
 367                 slottime = 13;
 368 -               sifstime = 32;
 369         } else if (IS_CHAN_QUARTER_RATE(chan)) {
 370                 eifs = 340;
 371                 rx_lat = (rx_lat * 4) - 1;
 372 @@ -1057,8 +1079,9 @@ void ath9k_hw_init_global_settings(struc
 373                 if (IS_CHAN_A_FAST_CLOCK(ah, chan))
 374                     tx_lat += 22;
 375
 376 +               sifstime *= 4;
 377 +               ack_offset = 32;
 378                 slottime = 21;
 379 -               sifstime = 64;
 380         } else {
 381                 if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
 382                         eifs = AR_D_GBL_IFS_EIFS_ASYNC_FIFO;
 383 @@ -1072,14 +1095,10 @@ void ath9k_hw_init_global_settings(struc
 384                 tx_lat = MS(reg, AR_USEC_TX_LAT);
 385
 386                 slottime = ah->slottime;
 387 -               if (IS_CHAN_5GHZ(chan))
 388 -                       sifstime = 16;
 389 -               else
 390 -                       sifstime = 10;
 391         }
 392
 393         /* As defined by IEEE 802.11-2007 17.3.8.6 */
 394 -       acktimeout = slottime + sifstime + 3 * ah->coverage_class;
 395 +       acktimeout = slottime + sifstime + 3 * ah->coverage_class + ack_offset;
 396         ctstimeout = acktimeout;
 397
 398         /*
 399 @@ -1089,7 +1108,8 @@ void ath9k_hw_init_global_settings(struc
 400          * BA frames in some implementations, but it has been found to fix ACK
 401          * timeout issues in other cases as well.
 402          */
 403 -       if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) {
 404 +       if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ &&
 405 +           !IS_CHAN_HALF_RATE(chan) && !IS_CHAN_QUARTER_RATE(chan)) {
 406                 acktimeout += 64 - sifstime - ah->slottime;
 407                 ctstimeout += 48 - sifstime - ah->slottime;
 408         }
 409 @@ -1469,6 +1489,10 @@ static bool ath9k_hw_channel_change(stru
 410                                                     CHANNEL_5GHZ));
 411         mode_diff = (chan->chanmode != ah->curchan->chanmode);
 412
 413 +       if ((ah->curchan->channelFlags | chan->channelFlags) &
 414 +           (CHANNEL_HALF | CHANNEL_QUARTER))
 415 +               return false;
 416 +
 417         for (qnum = 0; qnum < AR_NUM_QCU; qnum++) {
 418                 if (ath9k_hw_numtxpending(ah, qnum)) {
 419                         ath_dbg(common, QUEUE,
 420 @@ -1502,7 +1526,7 @@ static bool ath9k_hw_channel_change(stru
 421                 return false;
 422         }
 423         ath9k_hw_set_clockrate(ah);
 424 -       ath9k_hw_apply_txpower(ah, chan);
 425 +       ath9k_hw_apply_txpower(ah, chan, false);
 426         ath9k_hw_rfbus_done(ah);
 427
 428         if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan))
 429 @@ -2773,7 +2797,8 @@ static int get_antenna_gain(struct ath_h
 430         return ah->eep_ops->get_eeprom(ah, gain_param);
 431  }
 432
 433 -void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan)
 434 +void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
 435 +                           bool test)
 436  {
 437         struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
 438         struct ieee80211_channel *channel;
 439 @@ -2794,7 +2819,7 @@ void ath9k_hw_apply_txpower(struct ath_h
 440
 441         ah->eep_ops->set_txpower(ah, chan,
 442                                  ath9k_regd_get_ctl(reg, chan),
 443 -                                ant_reduction, new_pwr, false);
 444 +                                ant_reduction, new_pwr, test);
 445  }
 446
 447  void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test)
 448 @@ -2807,7 +2832,7 @@ void ath9k_hw_set_txpowerlimit(struct at
 449         if (test)
 450                 channel->max_power = MAX_RATE_POWER / 2;
 451
 452 -       ath9k_hw_apply_txpower(ah, chan);
 453 +       ath9k_hw_apply_txpower(ah, chan, test);
 454
 455         if (test)
 456                 channel->max_power = DIV_ROUND_UP(reg->max_power_level, 2);
 457 --- a/drivers/net/wireless/ath/ath9k/hw.h
 458 +++ b/drivers/net/wireless/ath/ath9k/hw.h
 459 @@ -923,6 +923,8 @@ void ath9k_hw_set_gpio(struct ath_hw *ah
 460  void ath9k_hw_setantenna(struct ath_hw *ah, u32 antenna);
 461
 462  /* General Operation */
 463 +void ath9k_hw_synth_delay(struct ath_hw *ah, struct ath9k_channel *chan,
 464 +                         int hw_delay);
 465  bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
 466  void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
 467                           int column, unsigned int *writecnt);
 468 @@ -982,7 +984,8 @@ void ath9k_hw_name(struct ath_hw *ah, ch
 469  /* PHY */
 470  void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
 471                                    u32 *coef_mantissa, u32 *coef_exponent);
 472 -void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan);
 473 +void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan,
 474 +                           bool test);
 475
 476  /*
 477   * Code Specific to AR5008, AR9001 or AR9002,
 478 --- a/drivers/net/wireless/ath/ath9k/init.c
 479 +++ b/drivers/net/wireless/ath/ath9k/init.c
 480 @@ -647,6 +647,24 @@ void ath9k_reload_chainmask_settings(str
 481                 setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
 482  }
 483
 484 +static const struct ieee80211_iface_limit if_limits[] = {
 485 +       { .max = 2048,  .types = BIT(NL80211_IFTYPE_STATION) |
 486 +                                BIT(NL80211_IFTYPE_P2P_CLIENT) |
 487 +                                BIT(NL80211_IFTYPE_WDS) },
 488 +       { .max = 8,     .types =
 489 +#ifdef CONFIG_MAC80211_MESH
 490 +                                BIT(NL80211_IFTYPE_MESH_POINT) |
 491 +#endif
 492 +                                BIT(NL80211_IFTYPE_AP) |
 493 +                                BIT(NL80211_IFTYPE_P2P_GO) },
 494 +};
 495 +
 496 +static const struct ieee80211_iface_combination if_comb = {
 497 +       .limits = if_limits,
 498 +       .n_limits = ARRAY_SIZE(if_limits),
 499 +       .max_interfaces = 2048,
 500 +       .num_different_channels = 1,
 501 +};
 502
 503  void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 504  {
 505 @@ -676,6 +694,9 @@ void ath9k_set_hw_capab(struct ath_softc
 506                 BIT(NL80211_IFTYPE_ADHOC) |
 507                 BIT(NL80211_IFTYPE_MESH_POINT);
 508
 509 +       hw->wiphy->iface_combinations = &if_comb;
 510 +       hw->wiphy->n_iface_combinations = 1;
 511 +
 512         if (AR_SREV_5416(sc->sc_ah))
 513                 hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 514
 515 --- a/drivers/net/wireless/ath/ath9k/mac.c
 516 +++ b/drivers/net/wireless/ath/ath9k/mac.c
 517 @@ -133,8 +133,16 @@ EXPORT_SYMBOL(ath9k_hw_updatetxtriglevel
 518
 519  void ath9k_hw_abort_tx_dma(struct ath_hw *ah)
 520  {
 521 +       int maxdelay = 1000;
 522         int i, q;
 523
 524 +       if (ah->curchan) {
 525 +               if (IS_CHAN_HALF_RATE(ah->curchan))
 526 +                       maxdelay *= 2;
 527 +               else if (IS_CHAN_QUARTER_RATE(ah->curchan))
 528 +                       maxdelay *= 4;
 529 +       }
 530 +
 531         REG_WRITE(ah, AR_Q_TXD, AR_Q_TXD_M);
 532
 533         REG_SET_BIT(ah, AR_PCU_MISC, AR_PCU_FORCE_QUIET_COLL | AR_PCU_CLEAR_VMF);
 534 @@ -142,7 +150,7 @@ void ath9k_hw_abort_tx_dma(struct ath_hw
 535         REG_SET_BIT(ah, AR_D_GBL_IFS_MISC, AR_D_GBL_IFS_MISC_IGNORE_BACKOFF);
 536
 537         for (q = 0; q < AR_NUM_QCU; q++) {
 538 -               for (i = 0; i < 1000; i++) {
 539 +               for (i = 0; i < maxdelay; i++) {
 540                         if (i)
 541                                 udelay(5);
 542
 543 --- a/net/mac80211/agg-rx.c
 544 +++ b/net/mac80211/agg-rx.c
 545 @@ -200,6 +200,8 @@ static void ieee80211_send_addba_resp(st
 546                 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
 547         else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
 548                 memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
 549 +       else if (sdata->vif.type == NL80211_IFTYPE_WDS)
 550 +               memcpy(mgmt->bssid, da, ETH_ALEN);
 551
 552         mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
 553                                           IEEE80211_STYPE_ACTION);
 554 --- a/net/mac80211/agg-tx.c
 555 +++ b/net/mac80211/agg-tx.c
 556 @@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
 557         memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
 558         if (sdata->vif.type == NL80211_IFTYPE_AP ||
 559             sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
 560 -           sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
 561 +           sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
 562 +           sdata->vif.type == NL80211_IFTYPE_WDS)
 563                 memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
 564         else if (sdata->vif.type == NL80211_IFTYPE_STATION)
 565                 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
 566 @@ -484,6 +485,7 @@ int ieee80211_start_tx_ba_session(struct
 567             sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 568             sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 569             sdata->vif.type != NL80211_IFTYPE_AP &&
 570 +           sdata->vif.type != NL80211_IFTYPE_WDS &&
 571             sdata->vif.type != NL80211_IFTYPE_ADHOC)
 572                 return -EINVAL;
 573
 574 --- a/net/mac80211/debugfs_sta.c
 575 +++ b/net/mac80211/debugfs_sta.c
 576 @@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
 577         test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
 578
 579         int res = scnprintf(buf, sizeof(buf),
 580 -                           "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
 581 +                           "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
 582                             TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
 583                             TEST(PS_DRIVER), TEST(AUTHORIZED),
 584                             TEST(SHORT_PREAMBLE),
 585 -                           TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
 586 +                           TEST(WME), TEST(CLEAR_PS_FILT),
 587                             TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
 588                             TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
 589                             TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
 590 --- a/net/mac80211/iface.c
 591 +++ b/net/mac80211/iface.c
 592 @@ -282,7 +282,6 @@ static int ieee80211_do_open(struct net_
 593  {
 594         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 595         struct ieee80211_local *local = sdata->local;
 596 -       struct sta_info *sta;
 597         u32 changed = 0;
 598         int res;
 599         u32 hw_reconf_flags = 0;
 600 @@ -428,28 +427,6 @@ static int ieee80211_do_open(struct net_
 601
 602         set_bit(SDATA_STATE_RUNNING, &sdata->state);
 603
 604 -       if (sdata->vif.type == NL80211_IFTYPE_WDS) {
 605 -               /* Create STA entry for the WDS peer */
 606 -               sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
 607 -                                    GFP_KERNEL);
 608 -               if (!sta) {
 609 -                       res = -ENOMEM;
 610 -                       goto err_del_interface;
 611 -               }
 612 -
 613 -               sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
 614 -               sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
 615 -               sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
 616 -
 617 -               res = sta_info_insert(sta);
 618 -               if (res) {
 619 -                       /* STA has been freed */
 620 -                       goto err_del_interface;
 621 -               }
 622 -
 623 -               rate_control_rate_init(sta);
 624 -       }
 625 -
 626         /*
 627          * set_multicast_list will be invoked by the networking core
 628          * which will check whether any increments here were done in
 629 @@ -846,6 +823,72 @@ static void ieee80211_if_setup(struct ne
 630         dev->destructor = free_netdev;
 631  }
 632
 633 +static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 634 +                                        struct sk_buff *skb)
 635 +{
 636 +       struct ieee80211_local *local = sdata->local;
 637 +       struct ieee80211_rx_status *rx_status;
 638 +       struct ieee802_11_elems elems;
 639 +       struct ieee80211_mgmt *mgmt;
 640 +       struct sta_info *sta;
 641 +       size_t baselen;
 642 +       u32 rates = 0;
 643 +       u16 stype;
 644 +       bool new = false;
 645 +       enum ieee80211_band band = local->hw.conf.channel->band;
 646 +       struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
 647 +
 648 +       rx_status = IEEE80211_SKB_RXCB(skb);
 649 +       mgmt = (struct ieee80211_mgmt *) skb->data;
 650 +       stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
 651 +
 652 +       if (stype != IEEE80211_STYPE_BEACON)
 653 +               return;
 654 +
 655 +       baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
 656 +       if (baselen > skb->len)
 657 +               return;
 658 +
 659 +       ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
 660 +                              skb->len - baselen, &elems);
 661 +
 662 +       rates = ieee80211_sta_get_rates(local, &elems, band, NULL);
 663 +
 664 +       rcu_read_lock();
 665 +
 666 +       sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
 667 +
 668 +       if (!sta) {
 669 +               rcu_read_unlock();
 670 +               sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
 671 +                                    GFP_KERNEL);
 672 +               if (!sta)
 673 +                       return;
 674 +
 675 +               new = true;
 676 +       }
 677 +
 678 +       sta->last_rx = jiffies;
 679 +       sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
 680 +
 681 +       if (elems.ht_cap_elem)
 682 +               ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
 683 +                               elems.ht_cap_elem, &sta->sta.ht_cap);
 684 +
 685 +       if (elems.wmm_param)
 686 +               set_sta_flag(sta, WLAN_STA_WME);
 687 +
 688 +       if (new) {
 689 +               sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
 690 +               sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
 691 +               sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
 692 +               rate_control_rate_init(sta);
 693 +               sta_info_insert_rcu(sta);
 694 +       }
 695 +
 696 +       rcu_read_unlock();
 697 +}
 698 +
 699  static void ieee80211_iface_work(struct work_struct *work)
 700  {
 701         struct ieee80211_sub_if_data *sdata =
 702 @@ -950,6 +993,9 @@ static void ieee80211_iface_work(struct
 703                                 break;
 704                         ieee80211_mesh_rx_queued_mgmt(sdata, skb);
 705                         break;
 706 +               case NL80211_IFTYPE_WDS:
 707 +                       ieee80211_wds_rx_queued_mgmt(sdata, skb);
 708 +                       break;
 709                 default:
 710                         WARN(1, "frame for unexpected interface type");
 711                         break;
 712 --- a/net/mac80211/rx.c
 713 +++ b/net/mac80211/rx.c
 714 @@ -2283,6 +2283,7 @@ ieee80211_rx_h_action(struct ieee80211_r
 715                     sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 716                     sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 717                     sdata->vif.type != NL80211_IFTYPE_AP &&
 718 +                   sdata->vif.type != NL80211_IFTYPE_WDS &&
 719                     sdata->vif.type != NL80211_IFTYPE_ADHOC)
 720                         break;
 721
 722 @@ -2497,14 +2498,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
 723
 724         if (!ieee80211_vif_is_mesh(&sdata->vif) &&
 725             sdata->vif.type != NL80211_IFTYPE_ADHOC &&
 726 -           sdata->vif.type != NL80211_IFTYPE_STATION)
 727 +           sdata->vif.type != NL80211_IFTYPE_STATION &&
 728 +           sdata->vif.type != NL80211_IFTYPE_WDS)
 729                 return RX_DROP_MONITOR;
 730
 731         switch (stype) {
 732         case cpu_to_le16(IEEE80211_STYPE_AUTH):
 733         case cpu_to_le16(IEEE80211_STYPE_BEACON):
 734         case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
 735 -               /* process for all: mesh, mlme, ibss */
 736 +               /* process for all: mesh, mlme, ibss, wds */
 737                 break;
 738         case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
 739         case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
 740 @@ -2838,10 +2840,16 @@ static int prepare_for_handlers(struct i
 741                 }
 742                 break;
 743         case NL80211_IFTYPE_WDS:
 744 -               if (bssid || !ieee80211_is_data(hdr->frame_control))
 745 -                       return 0;
 746                 if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
 747                         return 0;
 748 +
 749 +               if (ieee80211_is_data(hdr->frame_control) ||
 750 +                   ieee80211_is_action(hdr->frame_control)) {
 751 +                       if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
 752 +                               return 0;
 753 +               } else if (!ieee80211_is_beacon(hdr->frame_control))
 754 +                       return 0;
 755 +
 756                 break;
 757         default:
 758                 /* should never get here */
 759 --- a/net/mac80211/sta_info.h
 760 +++ b/net/mac80211/sta_info.h
 761 @@ -32,7 +32,6 @@
 762   * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
 763   *     frames.
 764   * @WLAN_STA_WME: Station is a QoS-STA.
 765 - * @WLAN_STA_WDS: Station is one of our WDS peers.
 766   * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
 767   *     IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
 768   *     frame to this station is transmitted.
 769 @@ -64,7 +63,6 @@ enum ieee80211_sta_info_flags {
 770         WLAN_STA_AUTHORIZED,
 771         WLAN_STA_SHORT_PREAMBLE,
 772         WLAN_STA_WME,
 773 -       WLAN_STA_WDS,
 774         WLAN_STA_CLEAR_PS_FILT,
 775         WLAN_STA_MFP,
 776         WLAN_STA_BLOCK_BA,
 777 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h
 778 +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h
 779 @@ -425,6 +425,7 @@ void iwl_testmode_cleanup(struct iwl_pri
 780  #ifdef CONFIG_IWLWIFI_DEBUG
 781  void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 782                              enum iwl_rxon_context_id ctxid);
 783 +int iwl_alloc_traffic_mem(struct iwl_priv *priv);
 784  #else
 785  static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 786                                            enum iwl_rxon_context_id ctxid)
 787 @@ -510,7 +511,6 @@ void iwl_setup_deferred_work(struct iwl_
 788  int iwl_send_wimax_coex(struct iwl_priv *priv);
 789  int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
 790  void iwl_debug_config(struct iwl_priv *priv);
 791 -int iwl_alloc_traffic_mem(struct iwl_priv *priv);
 792  void iwl_set_hw_params(struct iwl_priv *priv);
 793  void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags);
 794  int iwl_init_drv(struct iwl_priv *priv);
 795 --- a/drivers/net/wireless/libertas/firmware.c
 796 +++ b/drivers/net/wireless/libertas/firmware.c
 797 @@ -5,6 +5,7 @@
 798  #include <linux/firmware.h>
 799  #include <linux/firmware.h>
 800  #include <linux/module.h>
 801 +#include <linux/sched.h>
 802
 803  #include "dev.h"
 804  #include "decl.h"
 805 --- a/drivers/net/wireless/ath/ath9k/recv.c
 806 +++ b/drivers/net/wireless/ath/ath9k/recv.c
 807 @@ -812,6 +812,7 @@ static bool ath9k_rx_accept(struct ath_c
 808         is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID &&
 809                 test_bit(rx_stats->rs_keyix, common->tkip_keymap);
 810         strip_mic = is_valid_tkip && ieee80211_is_data(fc) &&
 811 +               ieee80211_has_protected(fc) &&
 812                 !(rx_stats->rs_status &
 813                 (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC |
 814                  ATH9K_RXERR_KEYMISS));
 815 --- a/net/mac80211/cfg.c
 816 +++ b/net/mac80211/cfg.c
 817 @@ -1023,6 +1023,10 @@ static int ieee80211_change_station(stru
 818                 }
 819
 820                 sta->sdata = vlansdata;
 821 +
 822 +               if (sta->sta_state == IEEE80211_STA_AUTHORIZED)
 823 +                       atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
 824 +
 825                 ieee80211_send_layer2_update(sta);
 826         }
 827
 828 --- a/net/mac80211/debugfs_netdev.c
 829 +++ b/net/mac80211/debugfs_netdev.c
 830 @@ -394,7 +394,7 @@ static ssize_t ieee80211_if_parse_uapsd_
 831  __IEEE80211_IF_FILE_W(uapsd_max_sp_len);
 832
 833  /* AP attributes */
 834 -IEEE80211_IF_FILE(num_sta_authorized, u.ap.num_sta_authorized, ATOMIC);
 835 +IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
 836  IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC);
 837  IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC);
 838
 839 @@ -540,7 +540,7 @@ static void add_sta_files(struct ieee802
 840
 841  static void add_ap_files(struct ieee80211_sub_if_data *sdata)
 842  {
 843 -       DEBUGFS_ADD(num_sta_authorized);
 844 +       DEBUGFS_ADD(num_mcast_sta);
 845         DEBUGFS_ADD(num_sta_ps);
 846         DEBUGFS_ADD(dtim_count);
 847         DEBUGFS_ADD(num_buffered_multicast);
 848 --- a/net/mac80211/ieee80211_i.h
 849 +++ b/net/mac80211/ieee80211_i.h
 850 @@ -282,7 +282,7 @@ struct ieee80211_if_ap {
 851         u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)];
 852         struct sk_buff_head ps_bc_buf;
 853         atomic_t num_sta_ps; /* number of stations in PS mode */
 854 -       atomic_t num_sta_authorized; /* number of authorized stations */
 855 +       atomic_t num_mcast_sta; /* number of stations receiving multicast */
 856         int dtim_count;
 857         bool dtim_bc_mc;
 858  };
 859 --- a/net/mac80211/sta_info.c
 860 +++ b/net/mac80211/sta_info.c
 861 @@ -1418,14 +1418,14 @@ int sta_info_move_state(struct sta_info
 862                         set_bit(WLAN_STA_ASSOC, &sta->_flags);
 863                 } else if (sta->sta_state == IEEE80211_STA_AUTHORIZED) {
 864                         if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
 865 -                               atomic_dec(&sta->sdata->u.ap.num_sta_authorized);
 866 +                               atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
 867                         clear_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
 868                 }
 869                 break;
 870         case IEEE80211_STA_AUTHORIZED:
 871                 if (sta->sta_state == IEEE80211_STA_ASSOC) {
 872                         if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
 873 -                               atomic_inc(&sta->sdata->u.ap.num_sta_authorized);
 874 +                               atomic_inc(&sta->sdata->u.ap.num_mcast_sta);
 875                         set_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
 876                 }
 877                 break;
 878 --- a/net/mac80211/tx.c
 879 +++ b/net/mac80211/tx.c
 880 @@ -306,7 +306,7 @@ ieee80211_tx_h_check_assoc(struct ieee80
 881                 }
 882         } else if (unlikely(tx->sdata->vif.type == NL80211_IFTYPE_AP &&
 883                             ieee80211_is_data(hdr->frame_control) &&
 884 -                           !atomic_read(&tx->sdata->u.ap.num_sta_authorized))) {
 885 +                           !atomic_read(&tx->sdata->u.ap.num_mcast_sta))) {
 886                 /*
 887                  * No associated STAs - no need to send multicast
 888                  * frames.