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 <linux/ieee80211.h>
  23
  24 #include <osdep_service.h>
  25 #include <drv_types.h>
  26 #include <wifi.h>
  27
  28 static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
  29 static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
  30
  31 static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
  32 static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
  33
  34 static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
  35 static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
  36 static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
  37 static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
  38 static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
  39 static unsigned char EPIGRAM_OUI[] = {0x00, 0x90, 0x4c};
  40
  41 unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
  42
  43 #define R2T_PHY_DELAY   (0)
  44
  45 /* define WAIT_FOR_BCN_TO_M     (3000) */
  46 #define WAIT_FOR_BCN_TO_MIN     (6000)
  47 #define WAIT_FOR_BCN_TO_MAX     (20000)
  48
  49 static u8 rtw_basic_rate_cck[4] = {
  50         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  51         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
  52 };
  53
  54 static u8 rtw_basic_rate_ofdm[3] = {
  55         IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
  56         IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
  57 };
  58
  59 static u8 rtw_basic_rate_mix[7] = {
  60         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  61         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK,
  62         IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
  63         IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
  64 };
  65
  66 int cckrates_included(unsigned char *rate, int ratelen)
  67 {
  68         int     i;
  69
  70         for (i = 0; i < ratelen; i++) {
  71                 if  ((((rate[i]) & 0x7f) == 2)  || (((rate[i]) & 0x7f) == 4) ||
  72                      (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
  73                         return true;
  74         }
  75         return false;
  76 }
  77
  78 int cckratesonly_included(unsigned char *rate, int ratelen)
  79 {
  80         int     i;
  81
  82         for (i = 0; i < ratelen; i++) {
  83                 if  ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
  84                            (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
  85                         return false;
  86         }
  87
  88         return true;
  89 }
  90
  91 unsigned char networktype_to_raid(unsigned char network_type)
  92 {
  93         switch (network_type) {
  94         case WIRELESS_11B:
  95                 return RATR_INX_WIRELESS_B;
  96         case WIRELESS_11A:
  97         case WIRELESS_11G:
  98                 return RATR_INX_WIRELESS_G;
  99         case WIRELESS_11BG:
 100                 return RATR_INX_WIRELESS_GB;
 101         case WIRELESS_11_24N:
 102         case WIRELESS_11_5N:
 103                 return RATR_INX_WIRELESS_N;
 104         case WIRELESS_11A_5N:
 105         case WIRELESS_11G_24N:
 106                 return  RATR_INX_WIRELESS_NG;
 107         case WIRELESS_11BG_24N:
 108                 return RATR_INX_WIRELESS_NGB;
 109         default:
 110                 return RATR_INX_WIRELESS_GB;
 111         }
 112 }
 113
 114 u8 judge_network_type(struct adapter *padapter, unsigned char *rate, int ratelen)
 115 {
 116         u8 network_type = 0;
 117         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 118         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 119
 120         if (pmlmeext->cur_channel > 14) {
 121                 if (pmlmeinfo->HT_enable)
 122                         network_type = WIRELESS_11_5N;
 123
 124                 network_type |= WIRELESS_11A;
 125         } else {
 126                 if (pmlmeinfo->HT_enable)
 127                         network_type = WIRELESS_11_24N;
 128
 129                 if ((cckratesonly_included(rate, ratelen)) == true)
 130                         network_type |= WIRELESS_11B;
 131                 else if ((cckrates_included(rate, ratelen)) == true)
 132                         network_type |= WIRELESS_11BG;
 133                 else
 134                         network_type |= WIRELESS_11G;
 135         }
 136         return  network_type;
 137 }
 138
 139 static unsigned char ratetbl_val_2wifirate(unsigned char rate)
 140 {
 141         switch (rate & 0x7f) {
 142         case 0:
 143                 return IEEE80211_CCK_RATE_1MB;
 144         case 1:
 145                 return IEEE80211_CCK_RATE_2MB;
 146         case 2:
 147                 return IEEE80211_CCK_RATE_5MB;
 148         case 3:
 149                 return IEEE80211_CCK_RATE_11MB;
 150         case 4:
 151                 return IEEE80211_OFDM_RATE_6MB;
 152         case 5:
 153                 return IEEE80211_OFDM_RATE_9MB;
 154         case 6:
 155                 return IEEE80211_OFDM_RATE_12MB;
 156         case 7:
 157                 return IEEE80211_OFDM_RATE_18MB;
 158         case 8:
 159                 return IEEE80211_OFDM_RATE_24MB;
 160         case 9:
 161                 return IEEE80211_OFDM_RATE_36MB;
 162         case 10:
 163                 return IEEE80211_OFDM_RATE_48MB;
 164         case 11:
 165                 return IEEE80211_OFDM_RATE_54MB;
 166         default:
 167                 return 0;
 168         }
 169 }
 170
 171 static int is_basicrate(struct adapter *padapter, unsigned char rate)
 172 {
 173         int i;
 174         unsigned char val;
 175         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 176
 177         for (i = 0; i < NumRates; i++) {
 178                 val = pmlmeext->basicrate[i];
 179
 180                 if ((val != 0xff) && (val != 0xfe)) {
 181                         if (rate == ratetbl_val_2wifirate(val))
 182                                 return true;
 183                 }
 184         }
 185         return false;
 186 }
 187
 188 static unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
 189 {
 190         int i;
 191         unsigned char rate;
 192         unsigned int    len = 0;
 193         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 194
 195         for (i = 0; i < NumRates; i++) {
 196                 rate = pmlmeext->datarate[i];
 197
 198                 switch (rate) {
 199                 case 0xff:
 200                         return len;
 201                 case 0xfe:
 202                         continue;
 203                 default:
 204                         rate = ratetbl_val_2wifirate(rate);
 205
 206                         if (is_basicrate(padapter, rate) == true)
 207                                 rate |= IEEE80211_BASIC_RATE_MASK;
 208
 209                         rateset[len] = rate;
 210                         len++;
 211                         break;
 212                 }
 213         }
 214         return len;
 215 }
 216
 217 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
 218 {
 219         unsigned char supportedrates[NumRates];
 220
 221         memset(supportedrates, 0, NumRates);
 222         *bssrate_len = ratetbl2rateset(padapter, supportedrates);
 223         memcpy(pbssrate, supportedrates, *bssrate_len);
 224 }
 225
 226 void UpdateBrateTbl(struct adapter *Adapter, u8 *mbrate)
 227 {
 228         u8      i;
 229         u8      rate;
 230
 231         /*  1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
 232         for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
 233                 rate = mbrate[i] & 0x7f;
 234                 switch (rate) {
 235                 case IEEE80211_CCK_RATE_1MB:
 236                 case IEEE80211_CCK_RATE_2MB:
 237                 case IEEE80211_CCK_RATE_5MB:
 238                 case IEEE80211_CCK_RATE_11MB:
 239                 case IEEE80211_OFDM_RATE_6MB:
 240                 case IEEE80211_OFDM_RATE_12MB:
 241                 case IEEE80211_OFDM_RATE_24MB:
 242                         mbrate[i] |= IEEE80211_BASIC_RATE_MASK;
 243                         break;
 244                 }
 245         }
 246 }
 247
 248 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
 249 {
 250         u8      i;
 251         u8      rate;
 252
 253         for (i = 0; i < bssratelen; i++) {
 254                 rate = bssrateset[i] & 0x7f;
 255                 switch (rate) {
 256                 case IEEE80211_CCK_RATE_1MB:
 257                 case IEEE80211_CCK_RATE_2MB:
 258                 case IEEE80211_CCK_RATE_5MB:
 259                 case IEEE80211_CCK_RATE_11MB:
 260                         bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
 261                         break;
 262                 }
 263         }
 264 }
 265
 266 void Save_DM_Func_Flag(struct adapter *padapter)
 267 {
 268         u8      saveflag = true;
 269
 270         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
 271 }
 272
 273 void Restore_DM_Func_Flag(struct adapter *padapter)
 274 {
 275         u8      saveflag = false;
 276
 277         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
 278 }
 279
 280 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
 281 {
 282         if (enable)
 283                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
 284         else
 285                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
 286 }
 287
 288 static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
 289 {
 290         rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
 291 }
 292
 293 void Set_MSR(struct adapter *padapter, u8 type)
 294 {
 295         Set_NETYPE0_MSR(padapter, type);
 296 }
 297
 298 inline u8 rtw_get_oper_ch(struct adapter *adapter)
 299 {
 300         return adapter->mlmeextpriv.oper_channel;
 301 }
 302
 303 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
 304 {
 305         adapter->mlmeextpriv.oper_channel = ch;
 306 }
 307
 308 inline u8 rtw_get_oper_bw(struct adapter *adapter)
 309 {
 310         return adapter->mlmeextpriv.oper_bwmode;
 311 }
 312
 313 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
 314 {
 315         adapter->mlmeextpriv.oper_bwmode = bw;
 316 }
 317
 318 inline u8 rtw_get_oper_choffset(struct adapter *adapter)
 319 {
 320         return adapter->mlmeextpriv.oper_ch_offset;
 321 }
 322
 323 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
 324 {
 325         adapter->mlmeextpriv.oper_ch_offset = offset;
 326 }
 327
 328 void SelectChannel(struct adapter *padapter, unsigned char channel)
 329 {
 330         /* saved channel info */
 331         rtw_set_oper_ch(padapter, channel);
 332         rtw_hal_set_chan(padapter, channel);
 333 }
 334
 335 void SetBWMode(struct adapter *padapter, unsigned short bwmode,
 336                unsigned char channel_offset)
 337 {
 338         /* saved bw info */
 339         rtw_set_oper_bw(padapter, bwmode);
 340         rtw_set_oper_choffset(padapter, channel_offset);
 341
 342         rtw_hal_set_bwmode(padapter, (enum ht_channel_width)bwmode, channel_offset);
 343 }
 344
 345 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
 346 {
 347         u8 center_ch;
 348
 349         if (padapter->bNotifyChannelChange)
 350                 DBG_88E("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
 351
 352         if ((bwmode == HT_CHANNEL_WIDTH_20) ||
 353             (channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
 354                 /* SelectChannel(padapter, channel); */
 355                 center_ch = channel;
 356         } else {
 357                 /* switch to the proper channel */
 358                 if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) {
 359                         /* SelectChannel(padapter, channel + 2); */
 360                         center_ch = channel + 2;
 361                 } else {
 362                         /* SelectChannel(padapter, channel - 2); */
 363                         center_ch = channel - 2;
 364                 }
 365         }
 366
 367         /* set Channel */
 368         /* saved channel/bw info */
 369         rtw_set_oper_ch(padapter, channel);
 370         rtw_set_oper_bw(padapter, bwmode);
 371         rtw_set_oper_choffset(padapter, channel_offset);
 372
 373         rtw_hal_set_chan(padapter, center_ch); /*  set center channel */
 374         SetBWMode(padapter, bwmode, channel_offset);
 375 }
 376
 377 int get_bsstype(unsigned short capability)
 378 {
 379         if (capability & BIT(0))
 380                 return WIFI_FW_AP_STATE;
 381         else if (capability & BIT(1))
 382                 return WIFI_FW_ADHOC_STATE;
 383         else
 384                 return 0;
 385 }
 386
 387 u16 get_beacon_interval(struct wlan_bssid_ex *bss)
 388 {
 389         __le16 val;
 390         memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
 391
 392         return le16_to_cpu(val);
 393 }
 394
 395 int is_client_associated_to_ap(struct adapter *padapter)
 396 {
 397         struct mlme_ext_priv    *pmlmeext;
 398         struct mlme_ext_info    *pmlmeinfo;
 399
 400         if (!padapter)
 401                 return _FAIL;
 402
 403         pmlmeext = &padapter->mlmeextpriv;
 404         pmlmeinfo = &(pmlmeext->mlmext_info);
 405
 406         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
 407                 return true;
 408         else
 409                 return _FAIL;
 410 }
 411
 412 int is_client_associated_to_ibss(struct adapter *padapter)
 413 {
 414         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 415         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 416
 417         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
 418                 return true;
 419         else
 420                 return _FAIL;
 421 }
 422
 423 int is_IBSS_empty(struct adapter *padapter)
 424 {
 425         unsigned int i;
 426         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 427         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 428
 429         for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
 430                 if (pmlmeinfo->FW_sta_info[i].status == 1)
 431                         return _FAIL;
 432         }
 433         return true;
 434 }
 435
 436 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
 437 {
 438         if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
 439                 return WAIT_FOR_BCN_TO_MIN;
 440         else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
 441                 return WAIT_FOR_BCN_TO_MAX;
 442         else
 443                 return bcn_interval << 2;
 444 }
 445
 446 void CAM_empty_entry(struct adapter *Adapter, u8 ucIndex)
 447 {
 448         rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex));
 449 }
 450
 451 void invalidate_cam_all(struct adapter *padapter)
 452 {
 453         rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
 454 }
 455
 456 void write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
 457 {
 458         unsigned int    i, val, addr;
 459         int j;
 460         u32     cam_val[2];
 461
 462         addr = entry << 3;
 463
 464         for (j = 5; j >= 0; j--) {
 465                 switch (j) {
 466                 case 0:
 467                         val = ctrl | (mac[0] << 16) | (mac[1] << 24);
 468                         break;
 469                 case 1:
 470                         val = mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24);
 471                         break;
 472                 default:
 473                         i = (j - 2) << 2;
 474                         val = key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24);
 475                         break;
 476                 }
 477
 478                 cam_val[0] = val;
 479                 cam_val[1] = addr + (unsigned int)j;
 480
 481                 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
 482         }
 483 }
 484
 485 void clear_cam_entry(struct adapter *padapter, u8 entry)
 486 {
 487         unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 488         unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 489                                     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 490
 491         write_cam(padapter, entry, 0, null_sta, null_key);
 492 }
 493
 494 int allocate_fw_sta_entry(struct adapter *padapter)
 495 {
 496         unsigned int mac_id;
 497         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 498         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 499
 500         for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
 501                 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
 502                         pmlmeinfo->FW_sta_info[mac_id].status = 1;
 503                         pmlmeinfo->FW_sta_info[mac_id].retry = 0;
 504                         break;
 505                 }
 506         }
 507
 508         return mac_id;
 509 }
 510
 511 void flush_all_cam_entry(struct adapter *padapter)
 512 {
 513         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 514         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 515
 516         rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
 517
 518         memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
 519 }
 520
 521 int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 522 {
 523         /* struct registry_priv *pregpriv = &padapter->registrypriv; */
 524         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
 525         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 526         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 527
 528         if (pmlmepriv->qospriv.qos_option == 0) {
 529                 pmlmeinfo->WMM_enable = 0;
 530                 return _FAIL;
 531         }
 532
 533         pmlmeinfo->WMM_enable = 1;
 534         memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
 535         return true;
 536 }
 537
 538 void WMMOnAssocRsp(struct adapter *padapter)
 539 {
 540         u8      ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
 541         u8      acm_mask;
 542         u16     TXOP;
 543         u32     acParm, i;
 544         u32     edca[4], inx[4];
 545         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 546         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 547         struct xmit_priv                *pxmitpriv = &padapter->xmitpriv;
 548         struct registry_priv    *pregpriv = &padapter->registrypriv;
 549
 550         if (pmlmeinfo->WMM_enable == 0) {
 551                 padapter->mlmepriv.acm_mask = 0;
 552                 return;
 553         }
 554
 555         acm_mask = 0;
 556
 557         if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
 558                 aSifsTime = 10;
 559         else
 560                 aSifsTime = 16;
 561
 562         for (i = 0; i < 4; i++) {
 563                 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
 564                 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
 565
 566                 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
 567                 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
 568
 569                 ECWMin = pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f;
 570                 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
 571                 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
 572
 573                 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
 574
 575                 switch (ACI) {
 576                 case 0x0:
 577                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
 578                         acm_mask |= (ACM ? BIT(1) : 0);
 579                         edca[XMIT_BE_QUEUE] = acParm;
 580                         break;
 581                 case 0x1:
 582                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
 583                         edca[XMIT_BK_QUEUE] = acParm;
 584                         break;
 585                 case 0x2:
 586                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
 587                         acm_mask |= (ACM ? BIT(2) : 0);
 588                         edca[XMIT_VI_QUEUE] = acParm;
 589                         break;
 590                 case 0x3:
 591                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
 592                         acm_mask |= (ACM ? BIT(3) : 0);
 593                         edca[XMIT_VO_QUEUE] = acParm;
 594                         break;
 595                 }
 596
 597                 DBG_88E("WMM(%x): %x, %x\n", ACI, ACM, acParm);
 598         }
 599
 600         if (padapter->registrypriv.acm_method == 1)
 601                 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
 602         else
 603                 padapter->mlmepriv.acm_mask = acm_mask;
 604
 605         inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
 606
 607         if (pregpriv->wifi_spec == 1) {
 608                 u32     j, change_inx = false;
 609
 610                 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
 611                 for (i = 0; i < 4; i++) {
 612                         for (j = i+1; j < 4; j++) {
 613                                 /* compare CW and AIFS */
 614                                 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
 615                                         change_inx = true;
 616                                 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
 617                                         /* compare TXOP */
 618                                         if ((edca[j] >> 16) > (edca[i] >> 16))
 619                                                 change_inx = true;
 620                                 }
 621
 622                                 if (change_inx) {
 623                                         swap(edca[i], edca[j]);
 624                                         swap(inx[i], inx[j]);
 625                                         change_inx = false;
 626                                 }
 627                         }
 628                 }
 629         }
 630
 631         for (i = 0; i < 4; i++) {
 632                 pxmitpriv->wmm_para_seq[i] = inx[i];
 633                 DBG_88E("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
 634         }
 635 }
 636
 637 static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 638 {
 639         unsigned char    new_bwmode;
 640         unsigned char  new_ch_offset;
 641         struct HT_info_element   *pHT_info;
 642         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
 643         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 644         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 645         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 646         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 647
 648         if (!pIE)
 649                 return;
 650
 651         if (!phtpriv)
 652                 return;
 653
 654         if (pIE->Length > sizeof(struct HT_info_element))
 655                 return;
 656
 657         pHT_info = (struct HT_info_element *)pIE->data;
 658
 659         if ((pHT_info->infos[0] & BIT(2)) && pregistrypriv->cbw40_enable) {
 660                 new_bwmode = HT_CHANNEL_WIDTH_40;
 661
 662                 switch (pHT_info->infos[0] & 0x3) {
 663                 case 1:
 664                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
 665                         break;
 666                 case 3:
 667                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
 668                         break;
 669                 default:
 670                         new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 671                         break;
 672                 }
 673         } else {
 674                 new_bwmode = HT_CHANNEL_WIDTH_20;
 675                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 676         }
 677
 678         if ((new_bwmode != pmlmeext->cur_bwmode) ||
 679             (new_ch_offset != pmlmeext->cur_ch_offset)) {
 680                 pmlmeinfo->bwmode_updated = true;
 681
 682                 pmlmeext->cur_bwmode = new_bwmode;
 683                 pmlmeext->cur_ch_offset = new_ch_offset;
 684
 685                 /* update HT info also */
 686                 HT_info_handler(padapter, pIE);
 687         } else {
 688                 pmlmeinfo->bwmode_updated = false;
 689         }
 690
 691         if (pmlmeinfo->bwmode_updated) {
 692                 struct sta_info *psta;
 693                 struct wlan_bssid_ex    *cur_network = &(pmlmeinfo->network);
 694                 struct sta_priv *pstapriv = &padapter->stapriv;
 695
 696                 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
 697
 698                 /* update ap's stainfo */
 699                 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
 700                 if (psta) {
 701                         struct ht_priv  *phtpriv_sta = &psta->htpriv;
 702
 703                         if (phtpriv_sta->ht_option) {
 704                                 /*  bwmode */
 705                                 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
 706                                 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
 707                         } else {
 708                                 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
 709                                 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 710                         }
 711                 }
 712         }
 713 }
 714
 715 void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 716 {
 717         unsigned int    i;
 718         u8      rf_type;
 719         u8      max_AMPDU_len, min_MPDU_spacing;
 720         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 721         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 722         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
 723         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 724
 725         if (pIE == NULL)
 726                 return;
 727
 728         if (!phtpriv->ht_option)
 729                 return;
 730
 731         pmlmeinfo->HT_caps_enable = 1;
 732
 733         for (i = 0; i < (pIE->Length); i++) {
 734                 if (i != 2) {
 735                         /*      Got the endian issue here. */
 736                         pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
 737                 } else {
 738                         /* modify from  fw by Thomas 2010/11/17 */
 739                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
 740                                 max_AMPDU_len = pIE->data[i] & 0x3;
 741                         else
 742                                 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3;
 743
 744                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
 745                                 min_MPDU_spacing = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c;
 746                         else
 747                                 min_MPDU_spacing = pIE->data[i] & 0x1c;
 748
 749                         pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
 750                 }
 751         }
 752
 753         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
 754
 755         /* update the MCS rates */
 756         for (i = 0; i < 16; i++) {
 757                 if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
 758                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
 759                 else
 760                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
 761         }
 762 }
 763
 764 void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 765 {
 766         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 767         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 768         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
 769         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
 770
 771         if (pIE == NULL)
 772                 return;
 773
 774         if (!phtpriv->ht_option)
 775                 return;
 776
 777         if (pIE->Length > sizeof(struct HT_info_element))
 778                 return;
 779
 780         pmlmeinfo->HT_info_enable = 1;
 781         memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
 782 }
 783
 784 void HTOnAssocRsp(struct adapter *padapter)
 785 {
 786         unsigned char           max_AMPDU_len;
 787         unsigned char           min_MPDU_spacing;
 788         /* struct registry_priv  *pregpriv = &padapter->registrypriv; */
 789         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 790         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 791
 792         DBG_88E("%s\n", __func__);
 793
 794         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
 795                 pmlmeinfo->HT_enable = 1;
 796         } else {
 797                 pmlmeinfo->HT_enable = 0;
 798                 return;
 799         }
 800
 801         /* handle A-MPDU parameter field */
 802         /*
 803                 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
 804                 AMPDU_para [4:2]:Min MPDU Start Spacing
 805         */
 806         max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
 807
 808         min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
 809
 810         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
 811
 812         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
 813 }
 814
 815 void ERP_IE_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
 816 {
 817         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 818         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 819
 820         if (pIE->Length > 1)
 821                 return;
 822
 823         pmlmeinfo->ERP_enable = 1;
 824         memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
 825 }
 826
 827 void VCS_update(struct adapter *padapter, struct sta_info *psta)
 828 {
 829         struct registry_priv     *pregpriv = &padapter->registrypriv;
 830         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 831         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 832
 833         switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
 834         case 0: /* off */
 835                 psta->rtsen = 0;
 836                 psta->cts2self = 0;
 837                 break;
 838         case 1: /* on */
 839                 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
 840                         psta->rtsen = 1;
 841                         psta->cts2self = 0;
 842                 } else {
 843                         psta->rtsen = 0;
 844                         psta->cts2self = 1;
 845                 }
 846                 break;
 847         case 2: /* auto */
 848         default:
 849                 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
 850                         if (pregpriv->vcs_type == 1) {
 851                                 psta->rtsen = 1;
 852                                 psta->cts2self = 0;
 853                         } else {
 854                                 psta->rtsen = 0;
 855                                 psta->cts2self = 1;
 856                         }
 857                 } else {
 858                         psta->rtsen = 0;
 859                         psta->cts2self = 0;
 860                 }
 861                 break;
 862         }
 863 }
 864
 865 int rtw_check_bcn_info(struct adapter  *Adapter, u8 *pframe, u32 packet_len)
 866 {
 867         unsigned int            len;
 868         unsigned char           *p;
 869         unsigned short  val16, subtype;
 870         struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
 871         /* u8 wpa_ie[255], rsn_ie[255]; */
 872         u16 wpa_len = 0, rsn_len = 0;
 873         u8 encryp_protocol = 0;
 874         struct wlan_bssid_ex *bssid;
 875         int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
 876         unsigned char *pbuf;
 877         u32 wpa_ielen = 0;
 878         u8 *pbssid = GetAddr3Ptr(pframe);
 879         struct HT_info_element *pht_info = NULL;
 880         struct rtw_ieee80211_ht_cap *pht_cap = NULL;
 881         u32 bcn_channel;
 882         unsigned short  ht_cap_info;
 883         unsigned char   ht_info_infos_0;
 884         int ssid_len;
 885
 886         if (is_client_associated_to_ap(Adapter) == false)
 887                 return true;
 888
 889         len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
 890
 891         if (len > MAX_IE_SZ) {
 892                 DBG_88E("%s IE too long for survey event\n", __func__);
 893                 return _FAIL;
 894         }
 895
 896         if (!memcmp(cur_network->network.MacAddress, pbssid, 6) == false) {
 897                 DBG_88E("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n%pM %pM\n",
 898                         (pbssid), (cur_network->network.MacAddress));
 899                 return true;
 900         }
 901
 902         bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC);
 903         if (!bssid)
 904                 return _FAIL;
 905
 906         subtype = GetFrameSubType(pframe) >> 4;
 907
 908         if (subtype == WIFI_BEACON)
 909                 bssid->Reserved[0] = 1;
 910
 911         bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
 912
 913         /* below is to copy the information element */
 914         bssid->IELength = len;
 915         memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
 916
 917         /* check bw and channel offset */
 918         /* parsing HT_CAP_IE */
 919         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 920         if (p && len > 0) {
 921                 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
 922                 ht_cap_info = pht_cap->cap_info;
 923         } else {
 924                 ht_cap_info = 0;
 925         }
 926         /* parsing HT_INFO_IE */
 927         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 928         if (p && len > 0) {
 929                         pht_info = (struct HT_info_element *)(p + 2);
 930                         ht_info_infos_0 = pht_info->infos[0];
 931         } else {
 932                         ht_info_infos_0 = 0;
 933         }
 934         if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
 935             ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
 936                         DBG_88E("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
 937                                 ht_cap_info, ht_info_infos_0);
 938                         DBG_88E("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
 939                                 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
 940                         DBG_88E("%s bw mode change, disconnect\n", __func__);
 941                         /* bcn_info_update */
 942                         cur_network->BcnInfo.ht_cap_info = ht_cap_info;
 943                         cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
 944                         /* to do : need to check that whether modify related register of BB or not */
 945                         /* goto _mismatch; */
 946         }
 947
 948         /* Checking for channel */
 949         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 950         if (p) {
 951                         bcn_channel = *(p + 2);
 952         } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
 953                         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 954                         if (pht_info) {
 955                                         bcn_channel = pht_info->primary_channel;
 956                         } else { /* we don't find channel IE, so don't check it */
 957                                         DBG_88E("Oops: %s we don't find channel IE, so don't check it\n", __func__);
 958                                         bcn_channel = Adapter->mlmeextpriv.cur_channel;
 959                         }
 960         }
 961         if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
 962                         DBG_88E("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
 963                                 bcn_channel, Adapter->mlmeextpriv.cur_channel);
 964                         goto _mismatch;
 965         }
 966
 967         /* checking SSID */
 968         ssid_len = 0;
 969         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
 970         if (p) {
 971                 ssid_len = *(p + 1);
 972                 if (ssid_len > NDIS_802_11_LENGTH_SSID)
 973                         ssid_len = 0;
 974         }
 975         memcpy(bssid->Ssid.Ssid, (p + 2), ssid_len);
 976         bssid->Ssid.SsidLength = ssid_len;
 977
 978         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
 979                                 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
 980                                 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
 981                                 cur_network->network.Ssid.SsidLength));
 982
 983         if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
 984             bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
 985                 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
 986                         DBG_88E("%s(), SSID is not match return FAIL\n", __func__);
 987                         goto _mismatch;
 988                 }
 989         }
 990
 991         /* check encryption info */
 992         val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
 993
 994         if (val16 & BIT(4))
 995                 bssid->Privacy = 1;
 996         else
 997                 bssid->Privacy = 0;
 998
 999         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1000                  ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
1001                  __func__, cur_network->network.Privacy, bssid->Privacy));
1002         if (cur_network->network.Privacy != bssid->Privacy) {
1003                 DBG_88E("%s(), privacy is not match return FAIL\n", __func__);
1004                 goto _mismatch;
1005         }
1006
1007         rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
1008
1009         if (rsn_len > 0) {
1010                 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1011         } else if (wpa_len > 0) {
1012                 encryp_protocol = ENCRYP_PROTOCOL_WPA;
1013         } else {
1014                 if (bssid->Privacy)
1015                         encryp_protocol = ENCRYP_PROTOCOL_WEP;
1016         }
1017
1018         if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
1019                 DBG_88E("%s(): encryption protocol is not match , return FAIL\n", __func__);
1020                 goto _mismatch;
1021         }
1022
1023         if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
1024                 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1025                 if (pbuf && (wpa_ielen > 0)) {
1026                         if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1027                                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1028                                          ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
1029                                          pairwise_cipher, group_cipher, is_8021x));
1030                         }
1031                 } else {
1032                         pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1033
1034                         if (pbuf && (wpa_ielen > 0)) {
1035                                 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1036                                         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1037                                                  ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
1038                                                   __func__, pairwise_cipher, group_cipher, is_8021x));
1039                                 }
1040                         }
1041                 }
1042
1043                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1044                          ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
1045                 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
1046                         DBG_88E("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match , return FAIL\n", __func__,
1047                                 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
1048                                 group_cipher, cur_network->BcnInfo.group_cipher);
1049                         goto _mismatch;
1050                 }
1051
1052                 if (is_8021x != cur_network->BcnInfo.is_8021x) {
1053                         DBG_88E("%s authentication is not match , return FAIL\n", __func__);
1054                         goto _mismatch;
1055                 }
1056         }
1057
1058         kfree(bssid);
1059         return _SUCCESS;
1060
1061 _mismatch:
1062         kfree(bssid);
1063         return _FAIL;
1064 }
1065
1066 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1067 {
1068         unsigned int i;
1069         unsigned int len;
1070         struct ndis_802_11_var_ie *pIE;
1071
1072         len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1073
1074         for (i = 0; i < len;) {
1075                 pIE = (struct ndis_802_11_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1076
1077                 switch (pIE->ElementID) {
1078                 case _HT_EXTRA_INFO_IE_:        /* HT info */
1079                         /* HT_info_handler(padapter, pIE); */
1080                         bwmode_update_check(padapter, pIE);
1081                         break;
1082                 case _ERPINFO_IE_:
1083                         ERP_IE_handler(padapter, pIE);
1084                         VCS_update(padapter, psta);
1085                         break;
1086                 default:
1087                         break;
1088                 }
1089
1090                 i += (pIE->Length + 2);
1091         }
1092 }
1093
1094 unsigned int is_ap_in_tkip(struct adapter *padapter)
1095 {
1096         u32 i;
1097         struct ndis_802_11_var_ie *pIE;
1098         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1099         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1100         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
1101
1102         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1103                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1104                         pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1105
1106                         switch (pIE->ElementID) {
1107                         case _VENDOR_SPECIFIC_IE_:
1108                                 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1109                                         return true;
1110                                 break;
1111                         case _RSN_IE_2_:
1112                                 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1113                                         return true;
1114                         default:
1115                                 break;
1116                         }
1117
1118                         i += (pIE->Length + 2);
1119                 }
1120                 return false;
1121         } else {
1122                 return false;
1123         }
1124 }
1125
1126 unsigned int should_forbid_n_rate(struct adapter *padapter)
1127 {
1128         u32 i;
1129         struct ndis_802_11_var_ie *pIE;
1130         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
1131         struct wlan_bssid_ex  *cur_network = &pmlmepriv->cur_network.network;
1132
1133         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1134                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < cur_network->IELength;) {
1135                         pIE = (struct ndis_802_11_var_ie *)(cur_network->IEs + i);
1136
1137                         switch (pIE->ElementID) {
1138                         case _VENDOR_SPECIFIC_IE_:
1139                                 if (!memcmp(pIE->data, RTW_WPA_OUI, 4) &&
1140                                     ((!memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
1141                                     (!memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
1142                                         return false;
1143                                 break;
1144                         case _RSN_IE_2_:
1145                                 if  ((!memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4))  ||
1146                                        (!memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
1147                                         return false;
1148                         default:
1149                                 break;
1150                         }
1151
1152                         i += (pIE->Length + 2);
1153                 }
1154
1155                 return true;
1156         } else {
1157                 return false;
1158         }
1159 }
1160
1161 unsigned int is_ap_in_wep(struct adapter *padapter)
1162 {
1163         u32 i;
1164         struct ndis_802_11_var_ie *pIE;
1165         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1166         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1167         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
1168
1169         if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1170                 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1171                         pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1172
1173                         switch (pIE->ElementID) {
1174                         case _VENDOR_SPECIFIC_IE_:
1175                                 if (!memcmp(pIE->data, RTW_WPA_OUI, 4))
1176                                         return false;
1177                                 break;
1178                         case _RSN_IE_2_:
1179                                 return false;
1180                         default:
1181                                 break;
1182                         }
1183                         i += (pIE->Length + 2);
1184                 }
1185                 return true;
1186         } else {
1187                 return false;
1188         }
1189 }
1190
1191 static int wifirate2_ratetbl_inx(unsigned char rate)
1192 {
1193         rate = rate & 0x7f;
1194
1195         switch (rate) {
1196         case 54*2:
1197                 return 11;
1198         case 48*2:
1199                 return 10;
1200         case 36*2:
1201                 return 9;
1202         case 24*2:
1203                 return 8;
1204         case 18*2:
1205                 return 7;
1206         case 12*2:
1207                 return 6;
1208         case 9*2:
1209                 return 5;
1210         case 6*2:
1211                 return 4;
1212         case 11*2:
1213                 return 3;
1214         case 11:
1215                 return 2;
1216         case 2*2:
1217                 return 1;
1218         case 1*2:
1219                 return 0;
1220         default:
1221                 return 0;
1222         }
1223 }
1224
1225 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
1226 {
1227         unsigned int i, num_of_rate;
1228         unsigned int mask = 0;
1229
1230         num_of_rate = min_t(unsigned int, ptn_sz, NumRates);
1231
1232         for (i = 0; i < num_of_rate; i++) {
1233                 if ((*(ptn + i)) & 0x80)
1234                         mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1235         }
1236         return mask;
1237 }
1238
1239 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
1240 {
1241         unsigned int i, num_of_rate;
1242         unsigned int mask = 0;
1243
1244         num_of_rate = min_t(unsigned int, ptn_sz, NumRates);
1245
1246         for (i = 0; i < num_of_rate; i++)
1247                 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1248         return mask;
1249 }
1250
1251 unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps)
1252 {
1253         unsigned int mask = 0;
1254
1255         mask = (pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20);
1256
1257         return mask;
1258 }
1259
1260 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps)
1261 {
1262         unsigned char                                   bit_offset;
1263         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1264         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1265
1266         if (!(pmlmeinfo->HT_enable))
1267                 return _FAIL;
1268
1269         if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK)
1270                 return _FAIL;
1271
1272         bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40) ? 6 : 5;
1273
1274         if (__le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
1275                 return _SUCCESS;
1276         else
1277                 return _FAIL;
1278 }
1279
1280 unsigned char get_highest_rate_idx(u32 mask)
1281 {
1282         int i;
1283         unsigned char rate_idx = 0;
1284
1285         for (i = 27; i >= 0; i--) {
1286                 if (mask & BIT(i)) {
1287                         rate_idx = i;
1288                         break;
1289                 }
1290         }
1291         return rate_idx;
1292 }
1293
1294 void Update_RA_Entry(struct adapter *padapter, u32 mac_id)
1295 {
1296         rtw_hal_update_ra_mask(padapter, mac_id, 0);
1297 }
1298
1299 static void enable_rate_adaptive(struct adapter *padapter, u32 mac_id)
1300 {
1301         Update_RA_Entry(padapter, mac_id);
1302 }
1303
1304 void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1305 {
1306         /* rate adaptive */
1307         enable_rate_adaptive(padapter, psta->mac_id);
1308 }
1309
1310 /*  Update RRSR and Rate for USERATE */
1311 void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode)
1312 {
1313         unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX];
1314         memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
1315
1316         if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B))
1317                 memcpy(supported_rates, rtw_basic_rate_cck, 4);
1318         else if (wirelessmode & WIRELESS_11B)
1319                 memcpy(supported_rates, rtw_basic_rate_mix, 7);
1320         else
1321                 memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
1322
1323
1324         if (wirelessmode & WIRELESS_11B)
1325                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1326         else
1327                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1328
1329         rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
1330 }
1331
1332 unsigned char check_assoc_AP(u8 *pframe, uint len)
1333 {
1334         unsigned int i;
1335         struct ndis_802_11_var_ie *pIE;
1336         u8      epigram_vendor_flag;
1337         u8      ralink_vendor_flag;
1338         epigram_vendor_flag = 0;
1339         ralink_vendor_flag = 0;
1340
1341         for (i = sizeof(struct ndis_802_11_fixed_ie); i < len;) {
1342                 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
1343
1344                 switch (pIE->ElementID) {
1345                 case _VENDOR_SPECIFIC_IE_:
1346                         if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) ||
1347                             (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
1348                                 DBG_88E("link to Artheros AP\n");
1349                                 return HT_IOT_PEER_ATHEROS;
1350                         } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) ||
1351                                    (!memcmp(pIE->data, BROADCOM_OUI2, 3))) {
1352                                 DBG_88E("link to Broadcom AP\n");
1353                                 return HT_IOT_PEER_BROADCOM;
1354                         } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
1355                                 DBG_88E("link to Marvell AP\n");
1356                                 return HT_IOT_PEER_MARVELL;
1357                         } else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
1358                                 if (!ralink_vendor_flag) {
1359                                         ralink_vendor_flag = 1;
1360                                 } else {
1361                                         DBG_88E("link to Ralink AP\n");
1362                                         return HT_IOT_PEER_RALINK;
1363                                 }
1364                         } else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
1365                                 DBG_88E("link to Cisco AP\n");
1366                                 return HT_IOT_PEER_CISCO;
1367                         } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
1368                                 DBG_88E("link to Realtek 96B\n");
1369                                 return HT_IOT_PEER_REALTEK;
1370                         } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
1371                                 DBG_88E("link to Airgo Cap\n");
1372                                 return HT_IOT_PEER_AIRGO;
1373                         } else if (!memcmp(pIE->data, EPIGRAM_OUI, 3)) {
1374                                 epigram_vendor_flag = 1;
1375                                 if (ralink_vendor_flag) {
1376                                         DBG_88E("link to Tenda W311R AP\n");
1377                                          return HT_IOT_PEER_TENDA;
1378                                 } else {
1379                                         DBG_88E("Capture EPIGRAM_OUI\n");
1380                                 }
1381                         } else {
1382                                 break;
1383                         }
1384
1385                 default:
1386                         break;
1387                 }
1388                 i += (pIE->Length + 2);
1389         }
1390
1391         if (ralink_vendor_flag && !epigram_vendor_flag) {
1392                 DBG_88E("link to Ralink AP\n");
1393                 return HT_IOT_PEER_RALINK;
1394         } else if (ralink_vendor_flag && epigram_vendor_flag) {
1395                 DBG_88E("link to Tenda W311R AP\n");
1396                 return HT_IOT_PEER_TENDA;
1397         } else {
1398                 DBG_88E("link to new AP\n");
1399                 return HT_IOT_PEER_UNKNOWN;
1400         }
1401 }
1402
1403 void update_IOT_info(struct adapter *padapter)
1404 {
1405         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1406         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1407
1408         switch (pmlmeinfo->assoc_AP_vendor) {
1409         case HT_IOT_PEER_MARVELL:
1410                 pmlmeinfo->turboMode_cts2self = 1;
1411                 pmlmeinfo->turboMode_rtsen = 0;
1412                 break;
1413         case HT_IOT_PEER_RALINK:
1414                 pmlmeinfo->turboMode_cts2self = 0;
1415                 pmlmeinfo->turboMode_rtsen = 1;
1416                 /* disable high power */
1417                 Switch_DM_Func(padapter, (u32)(~DYNAMIC_BB_DYNAMIC_TXPWR),
1418                                false);
1419                 break;
1420         case HT_IOT_PEER_REALTEK:
1421                 /* rtw_write16(padapter, 0x4cc, 0xffff); */
1422                 /* rtw_write16(padapter, 0x546, 0x01c0); */
1423                 /* disable high power */
1424                 Switch_DM_Func(padapter, (u32)(~DYNAMIC_BB_DYNAMIC_TXPWR),
1425                                false);
1426                 break;
1427         default:
1428                 pmlmeinfo->turboMode_cts2self = 0;
1429                 pmlmeinfo->turboMode_rtsen = 1;
1430                 break;
1431         }
1432 }
1433
1434 void update_capinfo(struct adapter *Adapter, u16 updateCap)
1435 {
1436         struct mlme_ext_priv    *pmlmeext = &Adapter->mlmeextpriv;
1437         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1438         bool            ShortPreamble;
1439
1440         /*  Check preamble mode, 2005.01.06, by rcnjko. */
1441         /*  Mark to update preamble value forever, 2008.03.18 by lanhsin */
1442
1443         if (updateCap & cShortPreamble) { /*  Short Preamble */
1444                 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /*  PREAMBLE_LONG or PREAMBLE_AUTO */
1445                         ShortPreamble = true;
1446                         pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1447                         rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1448                 }
1449         } else { /*  Long Preamble */
1450                 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) {  /*  PREAMBLE_SHORT or PREAMBLE_AUTO */
1451                         ShortPreamble = false;
1452                         pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1453                         rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1454                 }
1455         }
1456
1457         if (updateCap & cIBSS) {
1458                 /* Filen: See 802.11-2007 p.91 */
1459                 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1460         } else { /* Filen: See 802.11-2007 p.90 */
1461                 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) {
1462                         if (updateCap & cShortSlotTime) { /*  Short Slot Time */
1463                                 if (pmlmeinfo->slotTime != SHORT_SLOT_TIME)
1464                                         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1465                         } else { /*  Long Slot Time */
1466                                 if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME)
1467                                         pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1468                         }
1469                 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) {
1470                         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1471                 } else {
1472                         /* B Mode */
1473                         pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1474                 }
1475         }
1476
1477         rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1478 }
1479
1480 void update_wireless_mode(struct adapter *padapter)
1481 {
1482         int ratelen, network_type = 0;
1483         u32 SIFS_Timer;
1484         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1485         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1486         struct wlan_bssid_ex    *cur_network = &(pmlmeinfo->network);
1487         unsigned char           *rate = cur_network->SupportedRates;
1488
1489         ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
1490
1491         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1492                 pmlmeinfo->HT_enable = 1;
1493
1494         if (pmlmeext->cur_channel > 14) {
1495                 if (pmlmeinfo->HT_enable)
1496                         network_type = WIRELESS_11_5N;
1497
1498                 network_type |= WIRELESS_11A;
1499         } else {
1500                 if (pmlmeinfo->HT_enable)
1501                         network_type = WIRELESS_11_24N;
1502
1503                 if ((cckratesonly_included(rate, ratelen)) == true)
1504                         network_type |= WIRELESS_11B;
1505                 else if ((cckrates_included(rate, ratelen)) == true)
1506                         network_type |= WIRELESS_11BG;
1507                 else
1508                         network_type |= WIRELESS_11G;
1509         }
1510
1511         pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1512
1513         SIFS_Timer = 0x0a0a0808;/* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
1514                                 /* change this value if having IOT issues. */
1515
1516         padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS,  (u8 *)&SIFS_Timer);
1517
1518         if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1519                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1520          else
1521                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1522 }
1523
1524 void update_bmc_sta_support_rate(struct adapter *padapter, u32 mac_id)
1525 {
1526         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1527         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1528
1529         if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1530                 /*  Only B, B/G, and B/G/N AP could use CCK rate */
1531                 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4);
1532         } else {
1533                 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_ofdm, 3);
1534         }
1535 }
1536
1537 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1538 {
1539         unsigned int    ie_len;
1540         struct ndis_802_11_var_ie *pIE;
1541         int     supportRateNum = 0;
1542         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1543         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1544
1545         pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1546         if (pIE == NULL)
1547                 return _FAIL;
1548         if (ie_len > NDIS_802_11_LENGTH_RATES_EX)
1549                 return _FAIL;
1550
1551         memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1552         supportRateNum = ie_len;
1553
1554         pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1555         if (pIE) {
1556                 if (supportRateNum + ie_len > NDIS_802_11_LENGTH_RATES_EX)
1557                         return _FAIL;
1558                 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1559         }
1560
1561         return _SUCCESS;
1562 }
1563
1564 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1565 {
1566         struct sta_info *psta;
1567         u16 tid;
1568         u16 param;
1569         struct recv_reorder_ctrl *preorder_ctrl;
1570         struct sta_priv *pstapriv = &padapter->stapriv;
1571         struct ADDBA_request    *preq = (struct ADDBA_request *)paddba_req;
1572         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1573         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1574
1575         psta = rtw_get_stainfo(pstapriv, addr);
1576
1577         if (psta) {
1578                 param = le16_to_cpu(preq->BA_para_set);
1579                 tid = (param>>2)&0x0f;
1580                 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1581                 preorder_ctrl->indicate_seq = 0xffff;
1582                 preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq) ? true : false;
1583         }
1584 }
1585
1586 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1587 {
1588         u8 *pIE;
1589         __le32 *pbuf;
1590
1591         pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1592         pbuf = (__le32 *)pIE;
1593
1594         pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
1595
1596         pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1597
1598         pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1599 }
1600
1601 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1602 {
1603         rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
1604 }
1605
1606 void beacon_timing_control(struct adapter *padapter)
1607 {
1608         rtw_hal_bcn_related_reg_setting(padapter);
1609 }