kernel/drivers/staging/rtl8188eu/core/rtw_wlan_util.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  *
  19  ******************************************************************************/
  20 #define _RTW_WLAN_UTIL_C_
  21
  22 #include <osdep_service.h>
  23 #include <drv_types.h>
  24 #include <wifi.h>
  25
  26 static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
  27 static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
  28
  29 static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
  30 static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
  31
  32 static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
  33 static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
  34 static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
  35 static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
  36 static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
  37 static unsigned char EPIGRAM_OUI[] = {0x00, 0x90, 0x4c};
  38
  39 unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
  40
  41 #define R2T_PHY_DELAY   (0)
  42
  43 /* define WAIT_FOR_BCN_TO_M     (3000) */
  44 #define WAIT_FOR_BCN_TO_MIN     (6000)
  45 #define WAIT_FOR_BCN_TO_MAX     (20000)
  46
  47 static u8 rtw_basic_rate_cck[4] = {
  48         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  49         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
  50 };
  51
  52 static u8 rtw_basic_rate_ofdm[3] = {
  53         IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
  54         IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
  55 };
  56
  57 static u8 rtw_basic_rate_mix[7] = {
  58         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  59         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK,
  60         IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
  61         IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
  62 };
  63
  64 int cckrates_included(unsigned char *rate, int ratelen)
  65 {
  66         int     i;
  67
  68         for (i = 0; i < ratelen; i++) {
  69                 if  ((((rate[i]) & 0x7f) == 2)  || (((rate[i]) & 0x7f) == 4) ||
  70                      (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
  71                         return true;
  72         }
  73         return false;
  74 }
  75
  76 int cckratesonly_included(unsigned char *rate, int ratelen)
  77 {
  78         int     i;
  79
  80         for (i = 0; i < ratelen; i++) {
  81                 if  ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
  82                            (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
  83                         return false;
  84         }
  85
  86         return true;
  87 }
  88
  89 unsigned char networktype_to_raid(unsigned char network_type)
  90 {
  91         switch (network_type) {
  92         case WIRELESS_11B:
  93                 return RATR_INX_WIRELESS_B;
  94         case WIRELESS_11A:
  95         case WIRELESS_11G:
  96                 return RATR_INX_WIRELESS_G;
  97         case WIRELESS_11BG:
  98                 return RATR_INX_WIRELESS_GB;
  99         case WIRELESS_11_24N:
 100         case WIRELESS_11_5N:
 101                 return RATR_INX_WIRELESS_N;
 102         case WIRELESS_11A_5N:
 103         case WIRELESS_11G_24N:
 104                 return  RATR_INX_WIRELESS_NG;
 105         case WIRELESS_11BG_24N:
 106                 return RATR_INX_WIRELESS_NGB;
 107         default:
 108                 return RATR_INX_WIRELESS_GB;
 109         }
 110 }
 111
 112 u8 judge_network_type(struct adapter *padapter, unsigned char *rate, int ratelen)
 113 {
 114         u8 network_type = 0;
 115         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 116         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 117
 118         if (pmlmeext->cur_channel > 14) {
 119                 if (pmlmeinfo->HT_enable)
 120                         network_type = WIRELESS_11_5N;
 121
 122                 network_type |= WIRELESS_11A;
 123         } else {
 124                 if (pmlmeinfo->HT_enable)
 125                         network_type = WIRELESS_11_24N;
 126
 127                 if ((cckratesonly_included(rate, ratelen)) == true)
 128                         network_type |= WIRELESS_11B;
 129                 else if ((cckrates_included(rate, ratelen)) == true)
 130                         network_type |= WIRELESS_11BG;
 131                 else
 132                         network_type |= WIRELESS_11G;
 133         }
 134         return  network_type;
 135 }
 136
 137 static unsigned char ratetbl_val_2wifirate(unsigned char rate)
 138 {
 139         switch (rate & 0x7f) {
 140         case 0:
 141                 return IEEE80211_CCK_RATE_1MB;
 142         case 1:
 143                 return IEEE80211_CCK_RATE_2MB;
 144         case 2:
 145                 return IEEE80211_CCK_RATE_5MB;
 146         case 3:
 147                 return IEEE80211_CCK_RATE_11MB;
 148         case 4:
 149                 return IEEE80211_OFDM_RATE_6MB;
 150         case 5:
 151                 return IEEE80211_OFDM_RATE_9MB;
 152         case 6:
 153                 return IEEE80211_OFDM_RATE_12MB;
 154         case 7:
 155                 return IEEE80211_OFDM_RATE_18MB;
 156         case 8:
 157                 return IEEE80211_OFDM_RATE_24MB;
 158         case 9:
 159                 return IEEE80211_OFDM_RATE_36MB;
 160         case 10:
 161                 return IEEE80211_OFDM_RATE_48MB;
 162         case 11:
 163                 return IEEE80211_OFDM_RATE_54MB;
 164         default:
 165                 return 0;
 166         }
 167 }
 168
 169 static int is_basicrate(struct adapter *padapter, unsigned char rate)
 170 {
 171         int i;
 172         unsigned char val;
 173         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 174
 175         for (i = 0; i < NumRates; i++) {
 176                 val = pmlmeext->basicrate[i];
 177
 178                 if ((val != 0xff) && (val != 0xfe)) {
 179                         if (rate == ratetbl_val_2wifirate(val))
 180                                 return true;
 181                 }
 182         }
 183         return false;
 184 }
 185
 186 static unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
 187 {
 188         int i;
 189         unsigned char rate;
 190         unsigned int    len = 0;
 191         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 192
 193         for (i = 0; i < NumRates; i++) {
 194                 rate = pmlmeext->datarate[i];
 195
 196                 switch (rate) {
 197                 case 0xff:
 198                         return len;
 199                 case 0xfe:
 200                         continue;
 201                 default:
 202                         rate = ratetbl_val_2wifirate(rate);
 203
 204                         if (is_basicrate(padapter, rate) == true)
 205                                 rate |= IEEE80211_BASIC_RATE_MASK;
 206
 207                         rateset[len] = rate;
 208                         len++;
 209                         break;
 210                 }
 211         }
 212         return len;
 213 }
 214
 215 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
 216 {
 217         unsigned char supportedrates[NumRates];
 218
 219         memset(supportedrates, 0, NumRates);
 220         *bssrate_len = ratetbl2rateset(padapter, supportedrates);
 221         memcpy(pbssrate, supportedrates, *bssrate_len);
 222 }
 223
 224 void UpdateBrateTbl(struct adapter *Adapter, u8 *mbrate)
 225 {
 226         u8      i;
 227         u8      rate;
 228
 229         /*  1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
 230         for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
 231                 rate = mbrate[i] & 0x7f;
 232                 switch (rate) {
 233                 case IEEE80211_CCK_RATE_1MB:
 234                 case IEEE80211_CCK_RATE_2MB:
 235                 case IEEE80211_CCK_RATE_5MB:
 236                 case IEEE80211_CCK_RATE_11MB:
 237                 case IEEE80211_OFDM_RATE_6MB:
 238                 case IEEE80211_OFDM_RATE_12MB:
 239                 case IEEE80211_OFDM_RATE_24MB:
 240                         mbrate[i] |= IEEE80211_BASIC_RATE_MASK;
 241                         break;
 242                 }
 243         }
 244 }
 245
 246 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
 247 {
 248         u8      i;
 249         u8      rate;
 250
 251         for (i = 0; i < bssratelen; i++) {
 252                 rate = bssrateset[i] & 0x7f;
 253                 switch (rate) {
 254                 case IEEE80211_CCK_RATE_1MB:
 255                 case IEEE80211_CCK_RATE_2MB:
 256                 case IEEE80211_CCK_RATE_5MB:
 257                 case IEEE80211_CCK_RATE_11MB:
 258                         bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
 259                         break;
 260                 }
 261         }
 262 }
 263
 264 void Save_DM_Func_Flag(struct adapter *padapter)
 265 {
 266         u8      saveflag = true;
 267
 268         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
 269 }
 270
 271 void Restore_DM_Func_Flag(struct adapter *padapter)
 272 {
 273         u8      saveflag = false;
 274
 275         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
 276 }
 277
 278 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
 279 {
 280         if (enable)
 281                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
 282         else
 283                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
 284 }
 285
 286 static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
 287 {
 288         rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
 289 }
 290
 291 void Set_MSR(struct adapter *padapter, u8 type)
 292 {
 293         Set_NETYPE0_MSR(padapter, type);
 294 }
 295
 296 inline u8 rtw_get_oper_ch(struct adapter *adapter)
 297 {
 298         return adapter->mlmeextpriv.oper_channel;
 299 }
 300
 301 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
 302 {
 303         adapter->mlmeextpriv.oper_channel = ch;
 304 }
 305
 306 inline u8 rtw_get_oper_bw(struct adapter *adapter)
 307 {
 308         return adapter->mlmeextpriv.oper_bwmode;
 309 }
 310
 311 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
 312 {
 313         adapter->mlmeextpriv.oper_bwmode = bw;
 314 }
 315
 316 inline u8 rtw_get_oper_choffset(struct adapter *adapter)
 317 {
 318         return adapter->mlmeextpriv.oper_ch_offset;
 319 }
 320
 321 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
 322 {
 323         adapter->mlmeextpriv.oper_ch_offset = offset;
 324 }
 325
 326 void SelectChannel(struct adapter *padapter, unsigned char channel)
 327 {
 328         /* saved channel info */
 329         rtw_set_oper_ch(padapter, channel);
 330         rtw_hal_set_chan(padapter, channel);
 331 }
 332
 333 void SetBWMode(struct adapter *padapter, unsigned short bwmode,
 334                unsigned char channel_offset)
 335 {
 336         /* saved bw info */
 337         rtw_set_oper_bw(padapter, bwmode);
 338         rtw_set_oper_choffset(padapter, channel_offset);
 339
 340         rtw_hal_set_bwmode(padapter, (enum ht_channel_width)bwmode, channel_offset);
 341 }
 342
 343 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
 344 {
 345         u8 center_ch;
 346
 347         if (padapter->bNotifyChannelChange)
 348                 DBG_88E("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
 349
 350         if ((bwmode == HT_CHANNEL_WIDTH_20) ||
 351             (channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
 352                 /* SelectChannel(padapter, channel); */
 353                 center_ch = channel;
 354         } else {
 355                 /* switch to the proper channel */
 356                 if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) {
 357                         /* SelectChannel(padapter, channel + 2); */
 358                         center_ch = channel + 2;
 359                 } else {
 360                         /* SelectChannel(padapter, channel - 2); */
 361                         center_ch = channel - 2;
 362                 }
 363         }
 364
 365         /* set Channel */
 366         /* saved channel/bw info */
 367         rtw_set_oper_ch(padapter, channel);
 368         rtw_set_oper_bw(padapter, bwmode);
 369         rtw_set_oper_choffset(padapter, channel_offset);
 370
 371         rtw_hal_set_chan(padapter, center_ch); /*  set center channel */
 372         SetBWMode(padapter, bwmode, channel_offset);
 373 }
 374
 375 int get_bsstype(unsigned short capability)
 376 {
 377         if (capability & BIT(0))
 378                 return WIFI_FW_AP_STATE;
 379         else if (capability & BIT(1))
 380                 return WIFI_FW_ADHOC_STATE;
 381         else
 382                 return 0;
 383 }
 384
 385 u16 get_beacon_interval(struct wlan_bssid_ex *bss)
 386 {
 387         __le16 val;
 388         memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
 389
 390         return le16_to_cpu(val);
 391 }
 392
 393 int is_client_associated_to_ap(struct adapter *padapter)
 394 {
 395         struct mlme_ext_priv    *pmlmeext;
 396         struct mlme_ext_info    *pmlmeinfo;
 397
 398         if (!padapter)
 399                 return _FAIL;
 400
 401         pmlmeext = &padapter->mlmeextpriv;
 402         pmlmeinfo = &(pmlmeext->mlmext_info);
 403
 404         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
 405                 return true;
 406         else
 407                 return _FAIL;
 408 }
 409
 410 int is_client_associated_to_ibss(struct adapter *padapter)
 411 {
 412         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 413         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 414
 415         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
 416                 return true;
 417         else
 418                 return _FAIL;
 419 }
 420
 421 int is_IBSS_empty(struct adapter *padapter)
 422 {
 423         unsigned int i;
 424         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 425         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 426
 427         for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
 428                 if (pmlmeinfo->FW_sta_info[i].status == 1)
 429                         return _FAIL;
 430         }
 431         return true;
 432 }
 433
 434 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
 435 {
 436         if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
 437                 return WAIT_FOR_BCN_TO_MIN;
 438         else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
 439                 return WAIT_FOR_BCN_TO_MAX;
 440         else
 441                 return bcn_interval << 2;
 442 }
 443
 444 void CAM_empty_entry(struct adapter *Adapter, u8 ucIndex)
 445 {
 446         rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex));
 447 }
 448
 449 void invalidate_cam_all(struct adapter *padapter)
 450 {
 451         rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
 452 }
 453
 454 void write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
 455 {
 456         unsigned int    i, val, addr;
 457         int j;
 458         u32     cam_val[2];
 459
 460         addr = entry << 3;
 461
 462         for (j = 5; j >= 0; j--) {
 463                 switch (j) {
 464                 case 0:
 465                         val = ctrl | (mac[0] << 16) | (mac[1] << 24);
 466                         break;
 467                 case 1:
 468                         val = mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24);
 469                         break;
 470                 default:
 471                         i = (j - 2) << 2;
 472                         val = key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24);
 473                         break;
 474                 }
 475
 476                 cam_val[0] = val;
 477                 cam_val[1] = addr + (unsigned int)j;
 478
 479                 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
 480         }
 481 }
 482
 483 void clear_cam_entry(struct adapter *padapter, u8 entry)
 484 {
 485         unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 486         unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 487                                     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 488
 489         write_cam(padapter, entry, 0, null_sta, null_key);
 490 }
 491
 492 int allocate_fw_sta_entry(struct adapter *padapter)
 493 {
 494         unsigned int mac_id;
 495         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 496         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 497
 498         for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
 499                 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
 500                         pmlmeinfo->FW_sta_info[mac_id].status = 1;
 501                         pmlmeinfo->FW_sta_info[mac_id].retry = 0;
 502                         break;
 503                 }
 504         }
 505
 506         return mac_id;
 507 }
 508
 509 void flush_all_cam_entry(struct adapter *padapter)
 510 {
 511         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 512         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 513
 514         rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
 515
 516         memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
 517 }
 518
 519 int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 520 {
 521         /* struct registry_priv *pregpriv = &padapter->registrypriv; */
 522         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
 523         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 524         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 525
 526         if (pmlmepriv->qospriv.qos_option == 0) {
 527                 pmlmeinfo->WMM_enable = 0;
 528                 return _FAIL;
 529         }
 530
 531         pmlmeinfo->WMM_enable = 1;
 532         memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
 533         return true;
 534 }
 535
 536 void WMMOnAssocRsp(struct adapter *padapter)
 537 {
 538         u8      ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
 539         u8      acm_mask;
 540         u16     TXOP;
 541         u32     acParm, i;
 542         u32     edca[4], inx[4];
 543         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 544         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 545         struct xmit_priv                *pxmitpriv = &padapter->xmitpriv;
 546         struct registry_priv    *pregpriv = &padapter->registrypriv;
 547
 548         if (pmlmeinfo->WMM_enable == 0) {
 549                 padapter->mlmepriv.acm_mask = 0;
 550                 return;
 551         }
 552
 553         acm_mask = 0;
 554
 555         if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
 556                 aSifsTime = 10;
 557         else
 558                 aSifsTime = 16;
 559
 560         for (i = 0; i < 4; i++) {
 561                 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
 562                 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
 563
 564                 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
 565                 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
 566
 567                 ECWMin = pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f;
 568                 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
 569                 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
 570
 571                 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
 572
 573                 switch (ACI) {
 574                 case 0x0:
 575                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
 576                         acm_mask |= (ACM ? BIT(1) : 0);
 577                         edca[XMIT_BE_QUEUE] = acParm;
 578                         break;
 579                 case 0x1:
 580                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
 581                         edca[XMIT_BK_QUEUE] = acParm;
 582                         break;
 583                 case 0x2:
 584                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
 585                         acm_mask |= (ACM ? BIT(2) : 0);
 586                         edca[XMIT_VI_QUEUE] = acParm;
 587                         break;
 588                 case 0x3:
 589                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
 590                         acm_mask |= (ACM ? BIT(3) : 0);
 591                         edca[XMIT_VO_QUEUE] = acParm;
 592                         break;
 593                 }
 594
 595                 DBG_88E("WMM(%x): %x, %x\n", ACI, ACM, acParm);
 596         }
 597
 598         if (padapter->registrypriv.acm_method == 1)
 599                 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
 600         else
 601                 padapter->mlmepriv.acm_mask = acm_mask;
 602
 603         inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
 604
 605         if (pregpriv->wifi_spec == 1) {
 606                 u32     j, tmp, change_inx = false;
 607
 608                 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
 609                 for (i = 0; i < 4; i++) {
 610                         for (j = i+1; j < 4; j++) {
 611                                 /* compare CW and AIFS */
 612                                 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
 613                                         change_inx = true;
 614                                 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
 615                                         /* compare TXOP */
 616                                         if ((edca[j] >> 16) > (edca[i] >> 16))
 617                                                 change_inx = true;
 618                                 }
 619
 620                                 if (change_inx) {
 621                                         tmp = edca[i];
 622                                         edca[i] = edca[j];
 623                                         edca[j] = tmp;
 624
 625                                         tmp = inx[i];
 626                                         inx[i] = inx[j];
 627                                         inx[j] = tmp;
 628
 629                                         change_inx = false;
 630                                 }
 631                         }
 632                 }
 633         }
 634
 635         for (i = 0; i < 4; i++) {
 636                 pxmitpriv->wmm_para_seq[i] = inx[i];
 637                 DBG_88E("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
 638         }
 639 }
 640
 641 static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 642 {
 643         unsigned char    new_bwmode;
 644         unsigned char  new_ch_offset;
 645         struct HT_info_element   *pHT_info;
 646         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
 647         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 648         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 649         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 650         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 651
 652         if (!pIE)
 653                 return;
 654
 655         if (!phtpriv)
 656                 return;
 657
 658         if (pIE->Length > sizeof(struct HT_info_element))
 659                 return;
 660
 661         pHT_info = (struct HT_info_element *)pIE->data;
 662
 663         if ((pHT_info->infos[0] & BIT(2)) && pregistrypriv->cbw40_enable) {
 664                 new_bwmode = HT_CHANNEL_WIDTH_40;
 665
 666                 switch (pHT_info->infos[0] & 0x3) {
 667                 case 1:
 668                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
 669                         break;
 670                 case 3:
 671                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
 672                         break;
 673                 default:
 674                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 675                         break;
 676                 }
 677         } else {
 678                 new_bwmode = HT_CHANNEL_WIDTH_20;
 679                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 680         }
 681
 682         if ((new_bwmode != pmlmeext->cur_bwmode) ||
 683             (new_ch_offset != pmlmeext->cur_ch_offset)) {
 684                 pmlmeinfo->bwmode_updated = true;
 685
 686                 pmlmeext->cur_bwmode = new_bwmode;
 687                 pmlmeext->cur_ch_offset = new_ch_offset;
 688
 689                 /* update HT info also */
 690                 HT_info_handler(padapter, pIE);
 691         } else {
 692                 pmlmeinfo->bwmode_updated = false;
 693         }
 694
 695         if (pmlmeinfo->bwmode_updated) {
 696                 struct sta_info *psta;
 697                 struct wlan_bssid_ex    *cur_network = &(pmlmeinfo->network);
 698                 struct sta_priv *pstapriv = &padapter->stapriv;
 699
 700                 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
 701
 702                 /* update ap's stainfo */
 703                 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
 704                 if (psta) {
 705                         struct ht_priv  *phtpriv_sta = &psta->htpriv;
 706
 707                         if (phtpriv_sta->ht_option) {
 708                                 /*  bwmode */
 709                                 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
 710                                 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
 711                         } else {
 712                                 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
 713                                 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 714                         }
 715                 }
 716         }
 717 }
 718
 719 void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 720 {
 721         unsigned int    i;
 722         u8      rf_type;
 723         u8      max_AMPDU_len, min_MPDU_spacing;
 724         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 725         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 726         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
 727         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 728
 729         if (pIE == NULL)
 730                 return;
 731
 732         if (!phtpriv->ht_option)
 733                 return;
 734
 735         pmlmeinfo->HT_caps_enable = 1;
 736
 737         for (i = 0; i < (pIE->Length); i++) {
 738                 if (i != 2) {
 739                         /*      Got the endian issue here. */
 740                         pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
 741                 } else {
 742                         /* modify from  fw by Thomas 2010/11/17 */
 743                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
 744                                 max_AMPDU_len = pIE->data[i] & 0x3;
 745                         else
 746                                 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3;
 747
 748                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
 749                                 min_MPDU_spacing = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c;
 750                         else
 751                                 min_MPDU_spacing = pIE->data[i] & 0x1c;
 752
 753                         pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
 754                 }
 755         }
 756
 757         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
 758
 759         /* update the MCS rates */
 760         for (i = 0; i < 16; i++) {
 761                 if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
 762                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
 763                 else
 764                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
 765         }
 766 }
 767
 768 void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 769 {
 770         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 771         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 772         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
 773         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 774
 775         if (pIE == NULL)
 776                 return;
 777
 778         if (!phtpriv->ht_option)
 779                 return;
 780
 781         if (pIE->Length > sizeof(struct HT_info_element))
 782                 return;
 783
 784         pmlmeinfo->HT_info_enable = 1;
 785         memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
 786 }
 787
 788 void HTOnAssocRsp(struct adapter *padapter)
 789 {
 790         unsigned char           max_AMPDU_len;
 791         unsigned char           min_MPDU_spacing;
 792         /* struct registry_priv  *pregpriv = &padapter->registrypriv; */
 793         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 794         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 795
 796         DBG_88E("%s\n", __func__);
 797
 798         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
 799                 pmlmeinfo->HT_enable = 1;
 800         } else {
 801                 pmlmeinfo->HT_enable = 0;
 802                 return;
 803         }
 804
 805         /* handle A-MPDU parameter field */
 806         /*
 807                 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
 808                 AMPDU_para [4:2]:Min MPDU Start Spacing
 809         */
 810         max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
 811
 812         min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
 813
 814         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
 815
 816         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
 817 }
 818
 819 void ERP_IE_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 820 {
 821         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 822         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 823
 824         if (pIE->Length > 1)
 825                 return;
 826
 827         pmlmeinfo->ERP_enable = 1;
 828         memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
 829 }
 830
 831 void VCS_update(struct adapter *padapter, struct sta_info *psta)
 832 {
 833         struct registry_priv     *pregpriv = &padapter->registrypriv;
 834         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 835         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 836
 837         switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
 838         case 0: /* off */
 839                 psta->rtsen = 0;
 840                 psta->cts2self = 0;
 841                 break;
 842         case 1: /* on */
 843                 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
 844                         psta->rtsen = 1;
 845                         psta->cts2self = 0;
 846                 } else {
 847                         psta->rtsen = 0;
 848                         psta->cts2self = 1;
 849                 }
 850                 break;
 851         case 2: /* auto */
 852         default:
 853                 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
 854                         if (pregpriv->vcs_type == 1) {
 855                                 psta->rtsen = 1;
 856                                 psta->cts2self = 0;
 857                         } else {
 858                                 psta->rtsen = 0;
 859                                 psta->cts2self = 1;
 860                         }
 861                 } else {
 862                         psta->rtsen = 0;
 863                         psta->cts2self = 0;
 864                 }
 865                 break;
 866         }
 867 }
 868
 869 int rtw_check_bcn_info(struct adapter  *Adapter, u8 *pframe, u32 packet_len)
 870 {
 871         unsigned int            len;
 872         unsigned char           *p;
 873         unsigned short  val16, subtype;
 874         struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
 875         /* u8 wpa_ie[255], rsn_ie[255]; */
 876         u16 wpa_len = 0, rsn_len = 0;
 877         u8 encryp_protocol = 0;
 878         struct wlan_bssid_ex *bssid;
 879         int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
 880         unsigned char *pbuf;
 881         u32 wpa_ielen = 0;
 882         u8 *pbssid = GetAddr3Ptr(pframe);
 883         struct HT_info_element *pht_info = NULL;
 884         struct rtw_ieee80211_ht_cap *pht_cap = NULL;
 885         u32 bcn_channel;
 886         unsigned short  ht_cap_info;
 887         unsigned char   ht_info_infos_0;
 888         int ssid_len;
 889
 890         if (is_client_associated_to_ap(Adapter) == false)
 891                 return true;
 892
 893         len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
 894
 895         if (len > MAX_IE_SZ) {
 896                 DBG_88E("%s IE too long for survey event\n", __func__);
 897                 return _FAIL;
 898         }
 899
 900         if (!memcmp(cur_network->network.MacAddress, pbssid, 6) == false) {
 901                 DBG_88E("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n%pM %pM\n",
 902                         (pbssid), (cur_network->network.MacAddress));
 903                 return true;
 904         }
 905
 906         bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC);
 907         if (!bssid)
 908                 return _FAIL;
 909
 910         subtype = GetFrameSubType(pframe) >> 4;
 911
 912         if (subtype == WIFI_BEACON)
 913                 bssid->Reserved[0] = 1;
 914
 915         bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
 916
 917         /* below is to copy the information element */
 918         bssid->IELength = len;
 919         memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
 920
 921         /* check bw and channel offset */
 922         /* parsing HT_CAP_IE */
 923         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 924         if (p && len > 0) {
 925                 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
 926                 ht_cap_info = pht_cap->cap_info;
 927         } else {
 928                 ht_cap_info = 0;
 929         }
 930         /* parsing HT_INFO_IE */
 931         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 932         if (p && len > 0) {
 933                         pht_info = (struct HT_info_element *)(p + 2);
 934                         ht_info_infos_0 = pht_info->infos[0];
 935         } else {
 936                         ht_info_infos_0 = 0;
 937         }
 938         if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
 939             ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
 940                         DBG_88E("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
 941                                 ht_cap_info, ht_info_infos_0);
 942                         DBG_88E("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
 943                                 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
 944                         DBG_88E("%s bw mode change, disconnect\n", __func__);
 945                         /* bcn_info_update */
 946                         cur_network->BcnInfo.ht_cap_info = ht_cap_info;
 947                         cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
 948                         /* to do : need to check that whether modify related register of BB or not */
 949                         /* goto _mismatch; */
 950         }
 951
 952         /* Checking for channel */
 953         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 954         if (p) {
 955                         bcn_channel = *(p + 2);
 956         } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
 957                         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 958                         if (pht_info) {
 959                                         bcn_channel = pht_info->primary_channel;
 960                         } else { /* we don't find channel IE, so don't check it */
 961                                         DBG_88E("Oops: %s we don't find channel IE, so don't check it\n", __func__);
 962                                         bcn_channel = Adapter->mlmeextpriv.cur_channel;
 963                         }
 964         }
 965         if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
 966                         DBG_88E("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
 967                                 bcn_channel, Adapter->mlmeextpriv.cur_channel);
 968                         goto _mismatch;
 969         }
 970
 971         /* checking SSID */
 972         ssid_len = 0;
 973         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 974         if (p) {
 975                 ssid_len = *(p + 1);
 976                 if (ssid_len > NDIS_802_11_LENGTH_SSID)
 977                         ssid_len = 0;
 978         }
 979         memcpy(bssid->Ssid.Ssid, (p + 2), ssid_len);
 980         bssid->Ssid.SsidLength = ssid_len;
 981
 982         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
 983                                 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
 984                                 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
 985                                 cur_network->network.Ssid.SsidLength));
 986
 987         if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
 988             bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
 989                 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
 990                         DBG_88E("%s(), SSID is not match return FAIL\n", __func__);
 991                         goto _mismatch;
 992                 }
 993         }
 994
 995         /* check encryption info */
 996         val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
 997
 998         if (val16 & BIT(4))
 999                 bssid->Privacy = 1;
1000         else
1001                 bssid->Privacy = 0;
1002
1003         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1004                  ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
1005                  __func__, cur_network->network.Privacy, bssid->Privacy));
1006         if (cur_network->network.Privacy != bssid->Privacy) {
1007                 DBG_88E("%s(), privacy is not match return FAIL\n", __func__);
1008                 goto _mismatch;
1009         }
1010
1011         rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
1012
1013         if (rsn_len > 0) {
1014                 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1015         } else if (wpa_len > 0) {
1016                 encryp_protocol = ENCRYP_PROTOCOL_WPA;
1017         } else {
1018                 if (bssid->Privacy)
1019                         encryp_protocol = ENCRYP_PROTOCOL_WEP;
1020         }
1021
1022         if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
1023                 DBG_88E("%s(): encryption protocol is not match , return FAIL\n", __func__);
1024                 goto _mismatch;
1025         }
1026
1027         if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
1028                 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1029                 if (pbuf && (wpa_ielen > 0)) {
1030                         if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1031                                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1032                                          ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
1033                                          pairwise_cipher, group_cipher, is_8021x));
1034                         }
1035                 } else {
1036                         pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1037
1038                         if (pbuf && (wpa_ielen > 0)) {
1039                                 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1040                                         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1041                                                  ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
1042                                                   __func__, pairwise_cipher, group_cipher, is_8021x));
1043                                 }
1044                         }
1045                 }
1046
1047                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1048                          ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
1049                 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
1050                         DBG_88E("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match , return FAIL\n", __func__,
1051                                 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
1052                                 group_cipher, cur_network->BcnInfo.group_cipher);
1053                         goto _mismatch;
1054                 }
1055
1056                 if (is_8021x != cur_network->BcnInfo.is_8021x) {
1057                         DBG_88E("%s authentication is not match , return FAIL\n", __func__);
1058                         goto _mismatch;
1059                 }
1060         }
1061
1062         kfree(bssid);
1063         return _SUCCESS;
1064
1065 _mismatch:
1066         kfree(bssid);
1067         return _FAIL;
1068 }
1069
1070 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1071 {
1072         unsigned int i;
1073         unsigned int len;
1074         struct ndis_802_11_var_ie *pIE;
1075
1076         len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1077
1078         for (i = 0; i < len;) {
1079                 pIE = (struct ndis_802_11_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1080
1081                 switch (pIE->ElementID) {
1082                 case _HT_EXTRA_INFO_IE_:        /* HT info */
1083                         /* HT_info_handler(padapter, pIE); */
1084                         bwmode_update_check(padapter, pIE);
1085                         break;
1086                 case _ERPINFO_IE_:
1087                         ERP_IE_handler(padapter, pIE);
1088                         VCS_update(padapter, psta);
1089                         break;
1090                 default:
1091                         break;
1092                 }
1093
1094                 i += (pIE->Length + 2);
1095         }
1096 }
1097
1098 unsigned int is_ap_in_tkip(struct adapter *padapter)
1099 {
1100         u32 i;
1101         struct ndis_802_11_var_ie *pIE;
1102         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1103         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1104         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
1105
1106         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1107                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1108                         pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1109
1110                         switch (pIE->ElementID) {
1111                         case _VENDOR_SPECIFIC_IE_:
1112                                 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1113                                         return true;
1114                                 break;
1115                         case _RSN_IE_2_:
1116                                 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1117                                         return true;
1118                         default:
1119                                 break;
1120                         }
1121
1122                         i += (pIE->Length + 2);
1123                 }
1124                 return false;
1125         } else {
1126                 return false;
1127         }
1128 }
1129
1130 unsigned int should_forbid_n_rate(struct adapter *padapter)
1131 {
1132         u32 i;
1133         struct ndis_802_11_var_ie *pIE;
1134         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
1135         struct wlan_bssid_ex  *cur_network = &pmlmepriv->cur_network.network;
1136
1137         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1138                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < cur_network->IELength;) {
1139                         pIE = (struct ndis_802_11_var_ie *)(cur_network->IEs + i);
1140
1141                         switch (pIE->ElementID) {
1142                         case _VENDOR_SPECIFIC_IE_:
1143                                 if (!memcmp(pIE->data, RTW_WPA_OUI, 4) &&
1144                                     ((!memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
1145                                     (!memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
1146                                         return false;
1147                                 break;
1148                         case _RSN_IE_2_:
1149                                 if  ((!memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4))  ||
1150                                        (!memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
1151                                         return false;
1152                         default:
1153                                 break;
1154                         }
1155
1156                         i += (pIE->Length + 2);
1157                 }
1158
1159                 return true;
1160         } else {
1161                 return false;
1162         }
1163 }
1164
1165 unsigned int is_ap_in_wep(struct adapter *padapter)
1166 {
1167         u32 i;
1168         struct ndis_802_11_var_ie *pIE;
1169         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1170         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1171         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
1172
1173         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1174                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1175                         pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1176
1177                         switch (pIE->ElementID) {
1178                         case _VENDOR_SPECIFIC_IE_:
1179                                 if (!memcmp(pIE->data, RTW_WPA_OUI, 4))
1180                                         return false;
1181                                 break;
1182                         case _RSN_IE_2_:
1183                                 return false;
1184                         default:
1185                                 break;
1186                         }
1187                         i += (pIE->Length + 2);
1188                 }
1189                 return true;
1190         } else {
1191                 return false;
1192         }
1193 }
1194
1195 static int wifirate2_ratetbl_inx(unsigned char rate)
1196 {
1197         rate = rate & 0x7f;
1198
1199         switch (rate) {
1200         case 54*2:
1201                 return 11;
1202         case 48*2:
1203                 return 10;
1204         case 36*2:
1205                 return 9;
1206         case 24*2:
1207                 return 8;
1208         case 18*2:
1209                 return 7;
1210         case 12*2:
1211                 return 6;
1212         case 9*2:
1213                 return 5;
1214         case 6*2:
1215                 return 4;
1216         case 11*2:
1217                 return 3;
1218         case 11:
1219                 return 2;
1220         case 2*2:
1221                 return 1;
1222         case 1*2:
1223                 return 0;
1224         default:
1225                 return 0;
1226         }
1227 }
1228
1229 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
1230 {
1231         unsigned int i, num_of_rate;
1232         unsigned int mask = 0;
1233
1234         num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
1235
1236         for (i = 0; i < num_of_rate; i++) {
1237                 if ((*(ptn + i)) & 0x80)
1238                         mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1239         }
1240         return mask;
1241 }
1242
1243 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
1244 {
1245         unsigned int i, num_of_rate;
1246         unsigned int mask = 0;
1247
1248         num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
1249
1250         for (i = 0; i < num_of_rate; i++)
1251                 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1252         return mask;
1253 }
1254
1255 unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps)
1256 {
1257         unsigned int mask = 0;
1258
1259         mask = (pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20);
1260
1261         return mask;
1262 }
1263
1264 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps)
1265 {
1266         unsigned char                                   bit_offset;
1267         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1268         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1269
1270         if (!(pmlmeinfo->HT_enable))
1271                 return _FAIL;
1272
1273         if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK)
1274                 return _FAIL;
1275
1276         bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40) ? 6 : 5;
1277
1278         if (__le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
1279                 return _SUCCESS;
1280         else
1281                 return _FAIL;
1282 }
1283
1284 unsigned char get_highest_rate_idx(u32 mask)
1285 {
1286         int i;
1287         unsigned char rate_idx = 0;
1288
1289         for (i = 27; i >= 0; i--) {
1290                 if (mask & BIT(i)) {
1291                         rate_idx = i;
1292                         break;
1293                 }
1294         }
1295         return rate_idx;
1296 }
1297
1298 void Update_RA_Entry(struct adapter *padapter, u32 mac_id)
1299 {
1300         rtw_hal_update_ra_mask(padapter, mac_id, 0);
1301 }
1302
1303 static void enable_rate_adaptive(struct adapter *padapter, u32 mac_id)
1304 {
1305         Update_RA_Entry(padapter, mac_id);
1306 }
1307
1308 void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1309 {
1310         /* rate adaptive */
1311         enable_rate_adaptive(padapter, psta->mac_id);
1312 }
1313
1314 /*  Update RRSR and Rate for USERATE */
1315 void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode)
1316 {
1317         unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX];
1318         memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
1319
1320         if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B))
1321                 memcpy(supported_rates, rtw_basic_rate_cck, 4);
1322         else if (wirelessmode & WIRELESS_11B)
1323                 memcpy(supported_rates, rtw_basic_rate_mix, 7);
1324         else
1325                 memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
1326
1327
1328         if (wirelessmode & WIRELESS_11B)
1329                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1330         else
1331                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1332
1333         rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
1334 }
1335
1336 unsigned char check_assoc_AP(u8 *pframe, uint len)
1337 {
1338         unsigned int i;
1339         struct ndis_802_11_var_ie *pIE;
1340         u8      epigram_vendor_flag;
1341         u8      ralink_vendor_flag;
1342         epigram_vendor_flag = 0;
1343         ralink_vendor_flag = 0;
1344
1345         for (i = sizeof(struct ndis_802_11_fixed_ie); i < len;) {
1346                 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
1347
1348                 switch (pIE->ElementID) {
1349                 case _VENDOR_SPECIFIC_IE_:
1350                         if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) ||
1351                             (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
1352                                 DBG_88E("link to Artheros AP\n");
1353                                 return HT_IOT_PEER_ATHEROS;
1354                         } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) ||
1355                                    (!memcmp(pIE->data, BROADCOM_OUI2, 3))) {
1356                                 DBG_88E("link to Broadcom AP\n");
1357                                 return HT_IOT_PEER_BROADCOM;
1358                         } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
1359                                 DBG_88E("link to Marvell AP\n");
1360                                 return HT_IOT_PEER_MARVELL;
1361                         } else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
1362                                 if (!ralink_vendor_flag) {
1363                                         ralink_vendor_flag = 1;
1364                                 } else {
1365                                         DBG_88E("link to Ralink AP\n");
1366                                         return HT_IOT_PEER_RALINK;
1367                                 }
1368                         } else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
1369                                 DBG_88E("link to Cisco AP\n");
1370                                 return HT_IOT_PEER_CISCO;
1371                         } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
1372                                 DBG_88E("link to Realtek 96B\n");
1373                                 return HT_IOT_PEER_REALTEK;
1374                         } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
1375                                 DBG_88E("link to Airgo Cap\n");
1376                                 return HT_IOT_PEER_AIRGO;
1377                         } else if (!memcmp(pIE->data, EPIGRAM_OUI, 3)) {
1378                                 epigram_vendor_flag = 1;
1379                                 if (ralink_vendor_flag) {
1380                                         DBG_88E("link to Tenda W311R AP\n");
1381                                          return HT_IOT_PEER_TENDA;
1382                                 } else {
1383                                         DBG_88E("Capture EPIGRAM_OUI\n");
1384                                 }
1385                         } else {
1386                                 break;
1387                         }
1388
1389                 default:
1390                         break;
1391                 }
1392                 i += (pIE->Length + 2);
1393         }
1394
1395         if (ralink_vendor_flag && !epigram_vendor_flag) {
1396                 DBG_88E("link to Ralink AP\n");
1397                 return HT_IOT_PEER_RALINK;
1398         } else if (ralink_vendor_flag && epigram_vendor_flag) {
1399                 DBG_88E("link to Tenda W311R AP\n");
1400                 return HT_IOT_PEER_TENDA;
1401         } else {
1402                 DBG_88E("link to new AP\n");
1403                 return HT_IOT_PEER_UNKNOWN;
1404         }
1405 }
1406
1407 void update_IOT_info(struct adapter *padapter)
1408 {
1409         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1410         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1411
1412         switch (pmlmeinfo->assoc_AP_vendor) {
1413         case HT_IOT_PEER_MARVELL:
1414                 pmlmeinfo->turboMode_cts2self = 1;
1415                 pmlmeinfo->turboMode_rtsen = 0;
1416                 break;
1417         case HT_IOT_PEER_RALINK:
1418                 pmlmeinfo->turboMode_cts2self = 0;
1419                 pmlmeinfo->turboMode_rtsen = 1;
1420                 /* disable high power */
1421                 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1422                 break;
1423         case HT_IOT_PEER_REALTEK:
1424                 /* rtw_write16(padapter, 0x4cc, 0xffff); */
1425                 /* rtw_write16(padapter, 0x546, 0x01c0); */
1426                 /* disable high power */
1427                 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1428                 break;
1429         default:
1430                 pmlmeinfo->turboMode_cts2self = 0;
1431                 pmlmeinfo->turboMode_rtsen = 1;
1432                 break;
1433         }
1434 }
1435
1436 void update_capinfo(struct adapter *Adapter, u16 updateCap)
1437 {
1438         struct mlme_ext_priv    *pmlmeext = &Adapter->mlmeextpriv;
1439         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1440         bool            ShortPreamble;
1441
1442         /*  Check preamble mode, 2005.01.06, by rcnjko. */
1443         /*  Mark to update preamble value forever, 2008.03.18 by lanhsin */
1444
1445         if (updateCap & cShortPreamble) { /*  Short Preamble */
1446                 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /*  PREAMBLE_LONG or PREAMBLE_AUTO */
1447                         ShortPreamble = true;
1448                         pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1449                         rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1450                 }
1451         } else { /*  Long Preamble */
1452                 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) {  /*  PREAMBLE_SHORT or PREAMBLE_AUTO */
1453                         ShortPreamble = false;
1454                         pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1455                         rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1456                 }
1457         }
1458
1459         if (updateCap & cIBSS) {
1460                 /* Filen: See 802.11-2007 p.91 */
1461                 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1462         } else { /* Filen: See 802.11-2007 p.90 */
1463                 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) {
1464                         if (updateCap & cShortSlotTime) { /*  Short Slot Time */
1465                                 if (pmlmeinfo->slotTime != SHORT_SLOT_TIME)
1466                                         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1467                         } else { /*  Long Slot Time */
1468                                 if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME)
1469                                         pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1470                         }
1471                 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) {
1472                         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1473                 } else {
1474                         /* B Mode */
1475                         pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1476                 }
1477         }
1478
1479         rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1480 }
1481
1482 void update_wireless_mode(struct adapter *padapter)
1483 {
1484         int ratelen, network_type = 0;
1485         u32 SIFS_Timer;
1486         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1487         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1488         struct wlan_bssid_ex    *cur_network = &(pmlmeinfo->network);
1489         unsigned char           *rate = cur_network->SupportedRates;
1490
1491         ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
1492
1493         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1494                 pmlmeinfo->HT_enable = 1;
1495
1496         if (pmlmeext->cur_channel > 14) {
1497                 if (pmlmeinfo->HT_enable)
1498                         network_type = WIRELESS_11_5N;
1499
1500                 network_type |= WIRELESS_11A;
1501         } else {
1502                 if (pmlmeinfo->HT_enable)
1503                         network_type = WIRELESS_11_24N;
1504
1505                 if ((cckratesonly_included(rate, ratelen)) == true)
1506                         network_type |= WIRELESS_11B;
1507                 else if ((cckrates_included(rate, ratelen)) == true)
1508                         network_type |= WIRELESS_11BG;
1509                 else
1510                         network_type |= WIRELESS_11G;
1511         }
1512
1513         pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1514
1515         SIFS_Timer = 0x0a0a0808;/* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
1516                                 /* change this value if having IOT issues. */
1517
1518         padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS,  (u8 *)&SIFS_Timer);
1519
1520         if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1521                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1522          else
1523                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1524 }
1525
1526 void update_bmc_sta_support_rate(struct adapter *padapter, u32 mac_id)
1527 {
1528         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1529         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1530
1531         if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1532                 /*  Only B, B/G, and B/G/N AP could use CCK rate */
1533                 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4);
1534         } else {
1535                 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_ofdm, 3);
1536         }
1537 }
1538
1539 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1540 {
1541         unsigned int    ie_len;
1542         struct ndis_802_11_var_ie *pIE;
1543         int     supportRateNum = 0;
1544         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1545         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1546
1547         pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1548         if (pIE == NULL)
1549                 return _FAIL;
1550         if (ie_len > NDIS_802_11_LENGTH_RATES_EX)
1551                 return _FAIL;
1552
1553         memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1554         supportRateNum = ie_len;
1555
1556         pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1557         if (pIE) {
1558                 if (supportRateNum + ie_len > NDIS_802_11_LENGTH_RATES_EX)
1559                         return _FAIL;
1560                 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1561         }
1562
1563         return _SUCCESS;
1564 }
1565
1566 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1567 {
1568         struct sta_info *psta;
1569         u16 tid;
1570         u16 param;
1571         struct recv_reorder_ctrl *preorder_ctrl;
1572         struct sta_priv *pstapriv = &padapter->stapriv;
1573         struct ADDBA_request    *preq = (struct ADDBA_request *)paddba_req;
1574         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1575         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1576
1577         psta = rtw_get_stainfo(pstapriv, addr);
1578
1579         if (psta) {
1580                 param = le16_to_cpu(preq->BA_para_set);
1581                 tid = (param>>2)&0x0f;
1582                 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1583                 preorder_ctrl->indicate_seq = 0xffff;
1584                 preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq) ? true : false;
1585         }
1586 }
1587
1588 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1589 {
1590         u8 *pIE;
1591         __le32 *pbuf;
1592
1593         pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1594         pbuf = (__le32 *)pIE;
1595
1596         pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
1597
1598         pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1599
1600         pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1601 }
1602
1603 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1604 {
1605         rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
1606 }
1607
1608 void beacon_timing_control(struct adapter *padapter)
1609 {
1610         rtw_hal_bcn_related_reg_setting(padapter);
1611 }