drivers/net/wireless/rockchip_wlan/rtl8723bs/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 <drv_types.h>
  23
  24 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
  25 #include <linux/inetdevice.h>
  26 #endif
  27
  28 unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
  29 unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
  30
  31 unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
  32 unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
  33 unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
  34
  35 unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
  36 unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
  37 unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
  38 unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
  39 unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
  40
  41 unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
  42
  43 extern unsigned char RTW_WPA_OUI[];
  44 extern unsigned char WPA_TKIP_CIPHER[4];
  45 extern unsigned char RSN_TKIP_CIPHER[4];
  46
  47 #define R2T_PHY_DELAY   (0)
  48
  49 //#define WAIT_FOR_BCN_TO_MIN   (3000)
  50 #define WAIT_FOR_BCN_TO_MIN     (6000)
  51 #define WAIT_FOR_BCN_TO_MAX     (20000)
  52
  53 #define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000
  54 #define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3
  55
  56 static u8 rtw_basic_rate_cck[4] = {
  57         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  58         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
  59 };
  60
  61 static u8 rtw_basic_rate_ofdm[3] = {
  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 static u8 rtw_basic_rate_mix[7] = {
  67         IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
  68         IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK,
  69         IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
  70         IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
  71 };
  72
  73 int new_bcn_max = 3;
  74
  75 int cckrates_included(unsigned char *rate, int ratelen)
  76 {
  77         int     i;
  78
  79         for(i = 0; i < ratelen; i++)
  80         {
  81                 if  (  (((rate[i]) & 0x7f) == 2)        || (((rate[i]) & 0x7f) == 4) ||
  82                            (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22) )
  83                 return _TRUE;
  84         }
  85
  86         return _FALSE;
  87
  88 }
  89
  90 int cckratesonly_included(unsigned char *rate, int ratelen)
  91 {
  92         int     i;
  93
  94         for(i = 0; i < ratelen; i++)
  95         {
  96                 if  ( (((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
  97                            (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22) )
  98                 return _FALSE;
  99         }
 100
 101         return _TRUE;
 102 }
 103
 104 u8 networktype_to_raid(_adapter *adapter,struct sta_info *psta)
 105 {
 106         unsigned char raid;
 107         switch(psta->wireless_mode)
 108         {
 109                 case WIRELESS_11B:
 110                         raid = RATR_INX_WIRELESS_B;
 111                         break;
 112                 case WIRELESS_11A:
 113                 case WIRELESS_11G:
 114                         raid = RATR_INX_WIRELESS_G;
 115                         break;
 116                 case WIRELESS_11BG:
 117                         raid = RATR_INX_WIRELESS_GB;
 118                         break;
 119                 case WIRELESS_11_24N:
 120                 case WIRELESS_11_5N:
 121                         raid = RATR_INX_WIRELESS_N;
 122                         break;
 123                 case WIRELESS_11A_5N:
 124                 case WIRELESS_11G_24N:
 125                         raid = RATR_INX_WIRELESS_NG;
 126                         break;
 127                 case WIRELESS_11BG_24N:
 128                         raid = RATR_INX_WIRELESS_NGB;
 129                         break;
 130                 default:
 131                         raid = RATR_INX_WIRELESS_GB;
 132                         break;
 133
 134         }
 135         return raid;
 136
 137 }
 138
 139 u8 networktype_to_raid_ex(_adapter *adapter, struct sta_info *psta)
 140 {
 141         struct mlme_ext_priv    *pmlmeext = &adapter->mlmeextpriv;
 142         u8 raid, cur_rf_type, rf_type= RF_1T1R;
 143
 144         rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type));
 145
 146         if(cur_rf_type == RF_1T1R) {
 147                 rf_type = RF_1T1R;
 148         }
 149         else if(IsSupportedVHT(psta->wireless_mode)) {
 150                 if(psta->ra_mask & 0xffc00000)
 151                         rf_type = RF_2T2R;
 152         }
 153         else if(IsSupportedHT(psta->wireless_mode)) {
 154                 if(psta->ra_mask & 0xfff00000)
 155                         rf_type = RF_2T2R;
 156         }
 157
 158         switch(psta->wireless_mode)
 159         {
 160                 case WIRELESS_11B:
 161                         raid = RATEID_IDX_B;
 162                         break;
 163                 case WIRELESS_11A:
 164                 case WIRELESS_11G:
 165                         raid = RATEID_IDX_G;
 166                         break;
 167                 case WIRELESS_11BG:
 168                         raid = RATEID_IDX_BG;
 169                         break;
 170                 case WIRELESS_11_24N:
 171                 case WIRELESS_11_5N:
 172                 case WIRELESS_11A_5N:
 173                 case WIRELESS_11G_24N:
 174                         if (rf_type == RF_2T2R)
 175                                 raid = RATEID_IDX_GN_N2SS;
 176                         else
 177                                 raid = RATEID_IDX_GN_N1SS;
 178                         break;
 179                 case WIRELESS_11B_24N:
 180                 case WIRELESS_11BG_24N:
 181                         if (psta->bw_mode == CHANNEL_WIDTH_20) {
 182                                 if (rf_type == RF_2T2R)
 183                                         raid = RATEID_IDX_BGN_20M_2SS_BN;
 184                                 else
 185                                         raid = RATEID_IDX_BGN_20M_1SS_BN;
 186                         } else {
 187                                 if (rf_type == RF_2T2R)
 188                                         raid = RATEID_IDX_BGN_40M_2SS;
 189                                 else
 190                                         raid = RATEID_IDX_BGN_40M_1SS;
 191                         }
 192                         break;
 193 #ifdef CONFIG_80211AC_VHT
 194                 case WIRELESS_11_5AC:
 195                         if (rf_type == RF_1T1R)
 196                                 raid = RATEID_IDX_VHT_1SS;
 197                         else
 198                                 raid = RATEID_IDX_VHT_2SS;
 199                         break;
 200                 case WIRELESS_11_24AC:
 201                         if (psta->bw_mode >= CHANNEL_WIDTH_80)
 202                         {
 203                                 if (rf_type == RF_1T1R)
 204                                         raid = RATEID_IDX_VHT_1SS;
 205                                 else
 206                                         raid = RATEID_IDX_VHT_2SS;
 207                         }
 208                         else
 209                         {
 210                                 if (rf_type == RF_1T1R)
 211                                         raid = 11;
 212                                 else
 213                                         raid = 12;
 214                         }
 215                         break;
 216 #endif
 217                 default:
 218                         raid = RATEID_IDX_BGN_40M_2SS;
 219                         break;
 220
 221         }
 222         return raid;
 223
 224 }
 225
 226 u8 judge_network_type(_adapter *padapter, unsigned char *rate, int ratelen)
 227 {
 228         u8 network_type = 0;
 229         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 230         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 231
 232
 233         if(pmlmeext->cur_channel > 14)
 234         {
 235                 if (pmlmeinfo->VHT_enable)
 236                         network_type = WIRELESS_11AC;
 237                 else if (pmlmeinfo->HT_enable)
 238                         network_type = WIRELESS_11_5N;
 239
 240                 network_type |= WIRELESS_11A;
 241         }
 242         else
 243         {
 244                 if (pmlmeinfo->HT_enable)
 245                 {
 246                         network_type = WIRELESS_11_24N;
 247                 }
 248
 249                 if ((cckratesonly_included(rate, ratelen)) == _TRUE)
 250                 {
 251                         network_type |= WIRELESS_11B;
 252                 }
 253                 else if((cckrates_included(rate, ratelen)) == _TRUE)
 254                 {
 255                         network_type |= WIRELESS_11BG;
 256                 }
 257                 else
 258                 {
 259                         network_type |= WIRELESS_11G;
 260                 }
 261         }
 262
 263         return  network_type;
 264 }
 265
 266 unsigned char ratetbl_val_2wifirate(unsigned char rate);
 267 unsigned char ratetbl_val_2wifirate(unsigned char rate)
 268 {
 269         unsigned char val = 0;
 270
 271         switch (rate & 0x7f)
 272         {
 273                 case 0:
 274                         val = IEEE80211_CCK_RATE_1MB;
 275                         break;
 276
 277                 case 1:
 278                         val = IEEE80211_CCK_RATE_2MB;
 279                         break;
 280
 281                 case 2:
 282                         val = IEEE80211_CCK_RATE_5MB;
 283                         break;
 284
 285                 case 3:
 286                         val = IEEE80211_CCK_RATE_11MB;
 287                         break;
 288
 289                 case 4:
 290                         val = IEEE80211_OFDM_RATE_6MB;
 291                         break;
 292
 293                 case 5:
 294                         val = IEEE80211_OFDM_RATE_9MB;
 295                         break;
 296
 297                 case 6:
 298                         val = IEEE80211_OFDM_RATE_12MB;
 299                         break;
 300
 301                 case 7:
 302                         val = IEEE80211_OFDM_RATE_18MB;
 303                         break;
 304
 305                 case 8:
 306                         val = IEEE80211_OFDM_RATE_24MB;
 307                         break;
 308
 309                 case 9:
 310                         val = IEEE80211_OFDM_RATE_36MB;
 311                         break;
 312
 313                 case 10:
 314                         val = IEEE80211_OFDM_RATE_48MB;
 315                         break;
 316
 317                 case 11:
 318                         val = IEEE80211_OFDM_RATE_54MB;
 319                         break;
 320
 321         }
 322
 323         return val;
 324
 325 }
 326
 327 int is_basicrate(_adapter *padapter, unsigned char rate);
 328 int is_basicrate(_adapter *padapter, unsigned char rate)
 329 {
 330         int i;
 331         unsigned char val;
 332         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 333
 334         for(i = 0; i < NumRates; i++)
 335         {
 336                 val = pmlmeext->basicrate[i];
 337
 338                 if ((val != 0xff) && (val != 0xfe))
 339                 {
 340                         if (rate == ratetbl_val_2wifirate(val))
 341                         {
 342                                 return _TRUE;
 343                         }
 344                 }
 345         }
 346
 347         return _FALSE;
 348 }
 349
 350 unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset);
 351 unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset)
 352 {
 353         int i;
 354         unsigned char rate;
 355         unsigned int    len = 0;
 356         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 357
 358         for (i = 0; i < NumRates; i++)
 359         {
 360                 rate = pmlmeext->datarate[i];
 361
 362                 switch (rate)
 363                 {
 364                         case 0xff:
 365                                 return len;
 366
 367                         case 0xfe:
 368                                 continue;
 369
 370                         default:
 371                                 rate = ratetbl_val_2wifirate(rate);
 372
 373                                 if (is_basicrate(padapter, rate) == _TRUE)
 374                                 {
 375                                         rate |= IEEE80211_BASIC_RATE_MASK;
 376                                 }
 377
 378                                 rateset[len] = rate;
 379                                 len++;
 380                                 break;
 381                 }
 382         }
 383         return len;
 384 }
 385
 386 void get_rate_set(_adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
 387 {
 388         unsigned char supportedrates[NumRates];
 389
 390         _rtw_memset(supportedrates, 0, NumRates);
 391         *bssrate_len = ratetbl2rateset(padapter, supportedrates);
 392         _rtw_memcpy(pbssrate, supportedrates, *bssrate_len);
 393 }
 394
 395 void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
 396 {
 397         u8 mcs_rate_1r = (u8)(mask&0xff);
 398         u8 mcs_rate_2r = (u8)((mask>>8)&0xff);
 399         u8 mcs_rate_3r = (u8)((mask>>16)&0xff);
 400         u8 mcs_rate_4r = (u8)((mask>>24)&0xff);
 401
 402         mcs_set[0] &= mcs_rate_1r;
 403         mcs_set[1] &= mcs_rate_2r;
 404         mcs_set[2] &= mcs_rate_3r;
 405         mcs_set[3] &= mcs_rate_4r;
 406 }
 407
 408 void UpdateBrateTbl(
 409         IN PADAPTER             Adapter,
 410         IN u8                   *mBratesOS
 411 )
 412 {
 413         u8      i;
 414         u8      rate;
 415
 416         // 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory.
 417         for(i=0;i<NDIS_802_11_LENGTH_RATES_EX;i++)
 418         {
 419                 rate = mBratesOS[i] & 0x7f;
 420                 switch(rate)
 421                 {
 422                         case IEEE80211_CCK_RATE_1MB:
 423                         case IEEE80211_CCK_RATE_2MB:
 424                         case IEEE80211_CCK_RATE_5MB:
 425                         case IEEE80211_CCK_RATE_11MB:
 426                         case IEEE80211_OFDM_RATE_6MB:
 427                         case IEEE80211_OFDM_RATE_12MB:
 428                         case IEEE80211_OFDM_RATE_24MB:
 429                                 mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
 430                                 break;
 431                 }
 432         }
 433
 434 }
 435
 436 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
 437 {
 438         u8      i;
 439         u8      rate;
 440
 441         for(i=0;i<bssratelen;i++)
 442         {
 443                 rate = bssrateset[i] & 0x7f;
 444                 switch(rate)
 445                 {
 446                         case IEEE80211_CCK_RATE_1MB:
 447                         case IEEE80211_CCK_RATE_2MB:
 448                         case IEEE80211_CCK_RATE_5MB:
 449                         case IEEE80211_CCK_RATE_11MB:
 450                                 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
 451                                 break;
 452                 }
 453         }
 454
 455 }
 456
 457 void Save_DM_Func_Flag(_adapter *padapter)
 458 {
 459         u8      bSaveFlag = _TRUE;
 460         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
 461 }
 462
 463 void Restore_DM_Func_Flag(_adapter *padapter)
 464 {
 465         u8      bSaveFlag = _FALSE;
 466         rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
 467 }
 468
 469 void Switch_DM_Func(_adapter *padapter, u32 mode, u8 enable)
 470 {
 471         if(enable == _TRUE)
 472                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
 473         else
 474                 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
 475 }
 476
 477 static void Set_NETYPE1_MSR(_adapter *padapter, u8 type)
 478 {
 479         rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS1, (u8 *)(&type));
 480 }
 481
 482 static void Set_NETYPE0_MSR(_adapter *padapter, u8 type)
 483 {
 484         rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
 485 }
 486
 487 void Set_MSR(_adapter *padapter, u8 type)
 488 {
 489 #ifdef CONFIG_CONCURRENT_MODE
 490         if(padapter->iface_type == IFACE_PORT1)
 491         {
 492                 Set_NETYPE1_MSR(padapter, type);
 493         }
 494         else
 495 #endif
 496         {
 497                 Set_NETYPE0_MSR(padapter, type);
 498         }
 499 }
 500
 501 inline u8 rtw_get_oper_ch(_adapter *adapter)
 502 {
 503         return adapter_to_dvobj(adapter)->oper_channel;
 504 }
 505
 506 inline void rtw_set_oper_ch(_adapter *adapter, u8 ch)
 507 {
 508 #ifdef DBG_CH_SWITCH
 509         const int len = 128;
 510         char msg[128] = {0};
 511         int cnt = 0;
 512         int i = 0;
 513 #endif  /* DBG_CH_SWITCH */
 514         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
 515
 516         if (dvobj->oper_channel != ch) {
 517                 dvobj->on_oper_ch_time = rtw_get_current_time();
 518
 519 #ifdef DBG_CH_SWITCH
 520                 cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch);
 521
 522                 for (i = 0; i < dvobj->iface_nums; i++) {
 523                         _adapter *iface = dvobj->padapters[i];
 524                         cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
 525                         if (iface->mlmeextpriv.cur_channel == ch)
 526                                 cnt += snprintf(msg+cnt, len-cnt, "C");
 527                         else
 528                                 cnt += snprintf(msg+cnt, len-cnt, "_");
 529                         if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
 530                                 cnt += snprintf(msg+cnt, len-cnt, "L");
 531                         else
 532                                 cnt += snprintf(msg+cnt, len-cnt, "_");
 533                         cnt += snprintf(msg+cnt, len-cnt, "]");
 534                 }
 535
 536                 DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
 537 #endif /* DBG_CH_SWITCH */
 538         }
 539
 540         dvobj->oper_channel = ch;
 541 }
 542
 543 inline u8 rtw_get_oper_bw(_adapter *adapter)
 544 {
 545         return adapter_to_dvobj(adapter)->oper_bwmode;
 546 }
 547
 548 inline void rtw_set_oper_bw(_adapter *adapter, u8 bw)
 549 {
 550         adapter_to_dvobj(adapter)->oper_bwmode = bw;
 551 }
 552
 553 inline u8 rtw_get_oper_choffset(_adapter *adapter)
 554 {
 555         return adapter_to_dvobj(adapter)->oper_ch_offset;
 556 }
 557
 558 inline void rtw_set_oper_choffset(_adapter *adapter, u8 offset)
 559 {
 560         adapter_to_dvobj(adapter)->oper_ch_offset = offset;
 561 }
 562
 563 u8 rtw_get_offset_by_ch(u8 channel)
 564 {
 565         u8 offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 566
 567         if(channel>=1 && channel<=4)
 568         {
 569                 offset = HAL_PRIME_CHNL_OFFSET_LOWER;
 570         }
 571         else if(channel>=5 && channel<=14)
 572         {
 573                 offset = HAL_PRIME_CHNL_OFFSET_UPPER;
 574         }
 575         else
 576         {
 577                 switch(channel)
 578                 {
 579                         case 36:
 580                         case 44:
 581                         case 52:
 582                         case 60:
 583                         case 100:
 584                         case 108:
 585                         case 116:
 586                         case 124:
 587                         case 132:
 588                         case 149:
 589                         case 157:
 590                                 offset = HAL_PRIME_CHNL_OFFSET_LOWER;
 591                                 break;
 592                         case 40:
 593                         case 48:
 594                         case 56:
 595                         case 64:
 596                         case 104:
 597                         case 112:
 598                         case 120:
 599                         case 128:
 600                         case 136:
 601                         case 153:
 602                         case 161:
 603                                 offset = HAL_PRIME_CHNL_OFFSET_UPPER;
 604                                 break;
 605                         default:
 606                                 offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 607                                 break;
 608                 }
 609
 610         }
 611
 612         return offset;
 613
 614 }
 615
 616 u8      rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
 617 {
 618         u8      center_ch = channel;
 619
 620         if(chnl_bw == CHANNEL_WIDTH_80)
 621         {
 622                 if((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48) )
 623                         center_ch = 42;
 624                 if((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64) )
 625                         center_ch = 58;
 626                 if((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112) )
 627                         center_ch = 106;
 628                 if((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128) )
 629                         center_ch = 122;
 630                 if((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144) )
 631                         center_ch = 138;
 632                 if((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161) )
 633                         center_ch = 155;
 634                 else if(channel <= 14)
 635                         center_ch = 7;
 636         }
 637         else if(chnl_bw == CHANNEL_WIDTH_40)
 638         {
 639                 if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
 640                         center_ch = channel + 2;
 641                 else
 642                         center_ch = channel - 2;
 643         }
 644
 645         return center_ch;
 646 }
 647
 648 inline u32 rtw_get_on_oper_ch_time(_adapter *adapter)
 649 {
 650         return adapter_to_dvobj(adapter)->on_oper_ch_time;
 651 }
 652
 653 inline u32 rtw_get_on_cur_ch_time(_adapter *adapter)
 654 {
 655         if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
 656                 return adapter_to_dvobj(adapter)->on_oper_ch_time;
 657         else
 658                 return 0;
 659 }
 660
 661 void SelectChannel(_adapter *padapter, unsigned char channel)
 662 {
 663         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 664
 665 #ifdef CONFIG_DUALMAC_CONCURRENT
 666         //saved channel info
 667         rtw_set_oper_ch(padapter, channel);
 668         dc_SelectChannel(padapter, channel);
 669 #else //CONFIG_DUALMAC_CONCURRENT
 670
 671         _enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
 672
 673         //saved channel info
 674         rtw_set_oper_ch(padapter, channel);
 675
 676         rtw_hal_set_chan(padapter, channel);
 677
 678         _exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
 679
 680 #endif // CONFIG_DUALMAC_CONCURRENT
 681 }
 682
 683 void SetBWMode(_adapter *padapter, unsigned short bwmode, unsigned char channel_offset)
 684 {
 685         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 686
 687 #ifdef CONFIG_DUALMAC_CONCURRENT
 688         //saved bw info
 689         rtw_set_oper_bw(padapter, bwmode);
 690         rtw_set_oper_choffset(padapter, channel_offset);
 691         dc_SetBWMode(padapter, bwmode, channel_offset);
 692 #else //CONFIG_DUALMAC_CONCURRENT
 693
 694         _enter_critical_mutex(&(adapter_to_dvobj(padapter)->setbw_mutex), NULL);
 695
 696         //saved bw info
 697         rtw_set_oper_bw(padapter, bwmode);
 698         rtw_set_oper_choffset(padapter, channel_offset);
 699
 700         rtw_hal_set_bwmode(padapter, (CHANNEL_WIDTH)bwmode, channel_offset);
 701
 702         _exit_critical_mutex(&(adapter_to_dvobj(padapter)->setbw_mutex), NULL);
 703
 704 #endif // CONFIG_DUALMAC_CONCURRENT
 705 }
 706
 707 void set_channel_bwmode(_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
 708 {
 709         u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 710         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 711
 712         if ( padapter->bNotifyChannelChange )
 713         {
 714                 DBG_871X( "[%s] ch = %d, offset = %d, bwmode = %d\n", __FUNCTION__, channel, channel_offset, bwmode );
 715         }
 716
 717         center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
 718
 719         if(bwmode == CHANNEL_WIDTH_80)
 720         {
 721                 if(center_ch > channel)
 722                         chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
 723                 else if(center_ch < channel)
 724                         chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
 725                 else
 726                         chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 727         }
 728
 729         //set Channel
 730 #ifdef CONFIG_DUALMAC_CONCURRENT
 731         //saved channel/bw info
 732         rtw_set_oper_ch(padapter, channel);
 733         rtw_set_oper_bw(padapter, bwmode);
 734         rtw_set_oper_choffset(padapter, channel_offset);
 735         SelectChannel(padapter, channel);
 736         SetBWMode(padapter, bwmode, channel_offset);
 737 #else //CONFIG_DUALMAC_CONCURRENT
 738
 739         _enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
 740
 741         //saved channel/bw info
 742         rtw_set_oper_ch(padapter, channel);
 743         rtw_set_oper_bw(padapter, bwmode);
 744         rtw_set_oper_choffset(padapter, channel_offset);
 745
 746         rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); // set center channel
 747
 748         _exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
 749
 750 #endif // CONFIG_DUALMAC_CONCURRENT
 751 }
 752
 753 int get_bsstype(unsigned short capability)
 754 {
 755         if (capability & BIT(0))
 756         {
 757                 return WIFI_FW_AP_STATE;
 758         }
 759         else if (capability & BIT(1))
 760         {
 761                 return WIFI_FW_ADHOC_STATE;
 762         }
 763         else
 764         {
 765                 return 0;
 766         }
 767 }
 768
 769 __inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork)
 770 {
 771         return (pnetwork->MacAddress);
 772 }
 773
 774 u16 get_beacon_interval(WLAN_BSSID_EX *bss)
 775 {
 776         unsigned short val;
 777         _rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
 778
 779         return le16_to_cpu(val);
 780
 781 }
 782
 783 int is_client_associated_to_ap(_adapter *padapter)
 784 {
 785         struct mlme_ext_priv    *pmlmeext;
 786         struct mlme_ext_info    *pmlmeinfo;
 787
 788         if(!padapter)
 789                 return _FAIL;
 790
 791         pmlmeext = &padapter->mlmeextpriv;
 792         pmlmeinfo = &(pmlmeext->mlmext_info);
 793
 794         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
 795         {
 796                 return _TRUE;
 797         }
 798         else
 799         {
 800                 return _FAIL;
 801         }
 802 }
 803
 804 int is_client_associated_to_ibss(_adapter *padapter)
 805 {
 806         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 807         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 808
 809         if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
 810         {
 811                 return _TRUE;
 812         }
 813         else
 814         {
 815                 return _FAIL;
 816         }
 817 }
 818
 819 int is_IBSS_empty(_adapter *padapter)
 820 {
 821         unsigned int i;
 822         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 823         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 824
 825         for (i = IBSS_START_MAC_ID; i < NUM_STA; i++)
 826         {
 827                 if (pmlmeinfo->FW_sta_info[i].status == 1)
 828                 {
 829                         return _FAIL;
 830                 }
 831         }
 832
 833         return _TRUE;
 834
 835 }
 836
 837 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
 838 {
 839         if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
 840         {
 841                 return WAIT_FOR_BCN_TO_MIN;
 842         }
 843         else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
 844         {
 845                 return WAIT_FOR_BCN_TO_MAX;
 846         }
 847         else
 848         {
 849                 return ((bcn_interval << 2));
 850         }
 851 }
 852
 853 void CAM_empty_entry(
 854         PADAPTER        Adapter,
 855         u8                      ucIndex
 856 )
 857 {
 858         rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex));
 859 }
 860
 861 void invalidate_cam_all(_adapter *padapter)
 862 {
 863         struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
 864         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
 865         _irqL irqL;
 866         u8 val8 = 0;
 867
 868         rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, &val8);
 869
 870         _enter_critical_bh(&cam_ctl->lock, &irqL);
 871         cam_ctl->bitmap = 0;
 872         _rtw_memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY);
 873         _exit_critical_bh(&cam_ctl->lock, &irqL);
 874 }
 875 #if 1
 876 static u32 _ReadCAM(_adapter *padapter ,u32 addr)
 877 {
 878         u32 count = 0, cmd;
 879         cmd = CAM_POLLINIG |addr ;
 880         rtw_write32(padapter, RWCAM, cmd);
 881
 882         do{
 883                 if(0 == (rtw_read32(padapter,REG_CAMCMD) & CAM_POLLINIG)){
 884                         break;
 885                 }
 886         }while(count++ < 100);
 887
 888         return rtw_read32(padapter,REG_CAMREAD);
 889 }
 890 void read_cam(_adapter *padapter ,u8 entry, u8 *get_key)
 891 {
 892         u32     j,count = 0, addr, cmd;
 893         addr = entry << 3;
 894
 895         //DBG_8192C("********* DUMP CAM Entry_#%02d***************\n",entry);
 896         for (j = 0; j < 6; j++)
 897         {
 898                 cmd = _ReadCAM(padapter ,addr+j);
 899                 //DBG_8192C("offset:0x%02x => 0x%08x \n",addr+j,cmd);
 900                 if(j>1) //get key from cam
 901                         _rtw_memcpy(get_key+(j-2)*4, &cmd, 4);
 902         }
 903         //DBG_8192C("*********************************\n");
 904 }
 905
 906 bool read_phy_cam_is_gtk(_adapter *padapter, u8 entry)
 907 {
 908         bool res = _FALSE;
 909         u32 addr, cmd;
 910
 911         addr = entry << 3;
 912         cmd = _ReadCAM(padapter, addr);
 913
 914         res = (cmd & BIT6)? _TRUE:_FALSE;
 915         return res;
 916 }
 917
 918 void dump_cam_table(_adapter *padapter) {
 919         u32 i, j, addr, cmd;
 920         DBG_871X("###########DUMP CAM TABLE##############\n");
 921         for (i = 0; i < 8 ; i++) {
 922                 addr = i << 3;
 923                 DBG_871X("********* DUMP CAM Entry_#%02d**********\n",i);
 924                 for (j = 0; j < 6; j++) {
 925                         cmd = _ReadCAM(padapter ,addr+j);
 926                         DBG_8192C("offset:0x%02x => 0x%08x \n",addr+j,cmd);
 927                 }
 928                 DBG_871X("*********************************\n");
 929         }
 930 }
 931 #endif
 932
 933 void _write_cam(_adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
 934 {
 935         unsigned int i, val, addr;
 936         int j;
 937         u32     cam_val[2];
 938
 939         addr = entry << 3;
 940
 941         for (j = 5; j >= 0; j--) {
 942                 switch (j) {
 943                 case 0:
 944                         val = (ctrl | (mac[0] << 16) | (mac[1] << 24) );
 945                         break;
 946                 case 1:
 947                         val = (mac[2] | ( mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
 948                         break;
 949                 default:
 950                         i = (j - 2) << 2;
 951                         val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
 952                         break;
 953                 }
 954
 955                 cam_val[0] = val;
 956                 cam_val[1] = addr + (unsigned int)j;
 957
 958                 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
 959         }
 960 }
 961
 962 void _clear_cam_entry(_adapter *padapter, u8 entry)
 963 {
 964         unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 965         unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00};
 966
 967         _write_cam(padapter, entry, 0, null_sta, null_key);
 968 }
 969
 970 inline void write_cam(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
 971 {
 972 #ifdef CONFIG_WRITE_CACHE_ONLY
 973         write_cam_cache(adapter, id ,ctrl, mac, key);
 974 #else
 975         _write_cam(adapter, id, ctrl, mac, key);
 976         write_cam_cache(adapter, id ,ctrl, mac, key);
 977 #endif
 978 }
 979
 980 inline void clear_cam_entry(_adapter *adapter, u8 id)
 981 {
 982         _clear_cam_entry(adapter, id);
 983         clear_cam_cache(adapter, id);
 984 }
 985
 986 inline void write_cam_from_cache(_adapter *adapter, u8 id)
 987 {
 988         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
 989         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
 990         _irqL irqL;
 991         struct cam_entry_cache cache;
 992
 993         _enter_critical_bh(&cam_ctl->lock, &irqL);
 994         _rtw_memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache));
 995         _exit_critical_bh(&cam_ctl->lock, &irqL);
 996
 997         _write_cam(adapter, id, cache.ctrl, cache.mac, cache.key);
 998 }
 999
1000 void write_cam_cache(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
1001 {
1002         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1003         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1004         _irqL irqL;
1005
1006         _enter_critical_bh(&cam_ctl->lock, &irqL);
1007
1008         dvobj->cam_cache[id].ctrl = ctrl;
1009         _rtw_memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
1010         _rtw_memcpy(dvobj->cam_cache[id].key, key, 16);
1011
1012         _exit_critical_bh(&cam_ctl->lock, &irqL);
1013 }
1014
1015 void clear_cam_cache(_adapter *adapter, u8 id)
1016 {
1017         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1018         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1019         _irqL irqL;
1020
1021         _enter_critical_bh(&cam_ctl->lock, &irqL);
1022
1023         _rtw_memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache));
1024
1025         _exit_critical_bh(&cam_ctl->lock, &irqL);
1026 }
1027
1028 s16 rtw_get_camid(_adapter *adapter, struct sta_info *sta, s16 kid)
1029 {
1030         u8 macid;
1031         s16 camid;
1032
1033         //cam_entry:
1034         //0~3 for default key
1035
1036         //for concurrent mode (ap+sta, sta+sta):
1037         //default key is disable, using sw encrypt/decrypt
1038         //camid 0, 1, 2, 3 is default entry for default key/group key
1039         //macid = 1 is for bc/mc stainfo, no mapping to camid
1040         //macid = 0 mapping to camid 4
1041         //for macid >=2, camid = macid+3;
1042
1043         if (sta) {
1044                 struct mlme_ext_info *mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
1045                 macid = sta->mac_id;
1046
1047                 if((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
1048                         if((macid == 1) || (macid>(NUM_STA-4))){
1049                                 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" failed, mac_id=%d\n", FUNC_ADPT_ARG(adapter), macid);
1050                                 camid = -1;
1051                                 goto exit;
1052                         }
1053                 }
1054
1055                 if(macid==0)
1056                         camid = 4;
1057                 else if(macid >=2)
1058                         camid = macid + 3;
1059                 else
1060                         camid = 4;
1061         }
1062         else {
1063                 /* default key is disabled */
1064                 camid = -1;
1065         }
1066
1067 exit:
1068         return (s16)camid;
1069 }
1070
1071 bool _rtw_camid_is_gk(_adapter *adapter, u8 cam_id)
1072 {
1073         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1074         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1075         bool ret = _FALSE;
1076
1077         if (cam_id >= TOTAL_CAM_ENTRY)
1078                 goto exit;
1079
1080         if (!(cam_ctl->bitmap & BIT(cam_id)))
1081                 goto exit;
1082
1083         ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?_TRUE:_FALSE;
1084
1085 exit:
1086         return ret;
1087 }
1088
1089 bool rtw_camid_is_gk(_adapter *adapter, u8 cam_id)
1090 {
1091         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1092         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1093         _irqL irqL;
1094         bool ret;
1095
1096         _enter_critical_bh(&cam_ctl->lock, &irqL);
1097         ret = _rtw_camid_is_gk(adapter, cam_id);
1098         _exit_critical_bh(&cam_ctl->lock, &irqL);
1099
1100         return ret;
1101 }
1102
1103 s16 _rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid)
1104 {
1105         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1106         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1107         int i;
1108         s16 cam_id = -1;
1109
1110         for (i=0;i<TOTAL_CAM_ENTRY;i++) {
1111                 if (addr && _rtw_memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN) == _FALSE)
1112                         continue;
1113                 if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03))
1114                         continue;
1115
1116                 cam_id = i;
1117                 break;
1118         }
1119
1120         if (0) {
1121                 if (addr)
1122                         DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n"
1123                                 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id);
1124                 else
1125                         DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n"
1126                                 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id);
1127         }
1128
1129         return cam_id;
1130 }
1131
1132 s16 rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid)
1133 {
1134         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1135         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1136         _irqL irqL;
1137         s16 cam_id = -1;
1138
1139         _enter_critical_bh(&cam_ctl->lock, &irqL);
1140         cam_id = _rtw_camid_search(adapter, addr, kid);
1141         _exit_critical_bh(&cam_ctl->lock, &irqL);
1142
1143         return cam_id;
1144 }
1145
1146 s16 rtw_camid_alloc(_adapter *adapter, struct sta_info *sta, u8 kid)
1147 {
1148         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1149         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1150         _irqL irqL;
1151         s16 cam_id = -1;
1152
1153         _enter_critical_bh(&cam_ctl->lock, &irqL);
1154
1155 #ifdef DYNAMIC_CAMID_ALLOC
1156         {
1157                 struct mlme_ext_info *mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
1158
1159                 if((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
1160                         && !sta) {
1161                         /* AP/Ad-hoc mode group key: static alloction to default key by key ID */
1162                         if (kid > 3) {
1163                                 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n"
1164                                         , FUNC_ADPT_ARG(adapter), kid);
1165                                 rtw_warn_on(1);
1166                                 goto bitmap_handle;
1167                         }
1168
1169                         cam_id = kid;
1170                 }
1171                 else {
1172                         int i;
1173                         u8 *addr = sta?sta->hwaddr:NULL;
1174
1175                         if(!sta) {
1176                                 if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
1177                                         /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */
1178                                         goto bitmap_handle;
1179                                 }
1180
1181                                 addr = get_bssid(&adapter->mlmepriv);
1182                         }
1183
1184                         if ((i = _rtw_camid_search(adapter, addr, kid)) >= 0) {
1185                                 /* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */
1186                                 if (sta || _rtw_camid_is_gk(adapter, i) == _TRUE)
1187                                         cam_id = i;
1188                                 else
1189                                         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n"
1190                                                 , FUNC_ADPT_ARG(adapter), kid);
1191                                 goto bitmap_handle;
1192                         }
1193
1194                         for (i=4;i<TOTAL_CAM_ENTRY;i++)
1195                                 if (!(cam_ctl->bitmap & BIT(i)))
1196                                         break;
1197
1198                         if (i == TOTAL_CAM_ENTRY) {
1199                                 if (sta)
1200                                         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n"
1201                                         , FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid);
1202                                 else
1203                                         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n"
1204                                         , FUNC_ADPT_ARG(adapter), kid);
1205                                 rtw_warn_on(1);
1206                                 goto bitmap_handle;
1207                         }
1208
1209                         cam_id = i;
1210                 }
1211         }
1212 #else
1213         cam_id = rtw_get_camid(adapter, sta, kid);
1214 #endif /* DYNAMIC_CAMID_ALLOC */
1215
1216 bitmap_handle:
1217         if (cam_id >= 0)
1218                 cam_ctl->bitmap |= BIT(cam_id);
1219
1220         _exit_critical_bh(&cam_ctl->lock, &irqL);
1221
1222         return cam_id;
1223 }
1224
1225 void rtw_camid_free(_adapter *adapter, u8 cam_id)
1226 {
1227         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
1228         struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
1229         _irqL irqL;
1230
1231         _enter_critical_bh(&cam_ctl->lock, &irqL);
1232
1233         if (cam_id < TOTAL_CAM_ENTRY)
1234                 cam_ctl->bitmap &= ~(BIT(cam_id));
1235
1236         _exit_critical_bh(&cam_ctl->lock, &irqL);
1237 }
1238
1239 int allocate_fw_sta_entry(_adapter *padapter)
1240 {
1241         unsigned int mac_id;
1242         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1243         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1244
1245         for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++)
1246         {
1247                 if (pmlmeinfo->FW_sta_info[mac_id].status == 0)
1248                 {
1249                         pmlmeinfo->FW_sta_info[mac_id].status = 1;
1250                         pmlmeinfo->FW_sta_info[mac_id].retry = 0;
1251                         break;
1252                 }
1253         }
1254
1255         return mac_id;
1256 }
1257
1258 void flush_all_cam_entry(_adapter *padapter)
1259 {
1260         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1261         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1262         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1263
1264 #ifdef CONFIG_CONCURRENT_MODE
1265         if(check_buddy_fwstate(padapter, _FW_LINKED) == _TRUE)
1266         {
1267                 if(check_fwstate(pmlmepriv, WIFI_STATION_STATE))
1268                 {
1269                         struct sta_priv *pstapriv = &padapter->stapriv;
1270                         struct sta_info *psta;
1271
1272                         psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress);
1273                         if(psta) {
1274                                 if(psta->state & WIFI_AP_STATE)
1275                                 {}   //clear cam when ap free per sta_info
1276                                 else {
1277                                         rtw_clearstakey_cmd(padapter, psta, _FALSE);
1278                                 }
1279                         }
1280                 }
1281                 else if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
1282                 {
1283                         /* clear default key */
1284                         int i, cam_id;
1285                         u8 null_addr[ETH_ALEN]= {0,0,0,0,0,0};
1286
1287                         for (i=0;i<4;i++) {
1288                                 cam_id = rtw_camid_search(padapter, null_addr, i);
1289                                 if (cam_id >= 0) {
1290                                         clear_cam_entry(padapter, cam_id);
1291                                         rtw_camid_free(padapter, cam_id);
1292                                 }
1293                         }
1294
1295                         /* clear default key related key search setting */
1296                         #ifdef DYNAMIC_CAMID_ALLOC
1297                         rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8*)_FALSE);
1298                         #endif
1299
1300                         /* leave pairwise key when ap free per sta_info */
1301                 }
1302         }
1303         else
1304 #endif //CONFIG_CONCURRENT_MODE
1305         {
1306                 invalidate_cam_all(padapter);
1307                 /* clear default key related key search setting */
1308                 #ifdef DYNAMIC_CAMID_ALLOC
1309                 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8*)_FALSE);
1310                 #endif
1311         }
1312
1313         _rtw_memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
1314
1315 }
1316
1317 #if defined(CONFIG_P2P) && defined(CONFIG_WFD)
1318 int WFD_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs      pIE)
1319 {
1320         struct registry_priv    *pregpriv = &padapter->registrypriv;
1321         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
1322         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1323         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1324         struct wifidirect_info  *pwdinfo;
1325         u8      wfd_ie[ 128 ] = { 0x00 };
1326         u32     wfd_ielen = 0;
1327
1328
1329         pwdinfo = &padapter->wdinfo;
1330         if ( rtw_get_wfd_ie( ( u8* ) pIE, pIE->Length, wfd_ie, &wfd_ielen ) )
1331         {
1332                 u8      attr_content[ 10 ] = { 0x00 };
1333                 u32     attr_contentlen = 0;
1334
1335                 DBG_871X( "[%s] Found WFD IE\n", __FUNCTION__ );
1336                 rtw_get_wfd_attr_content( wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, attr_content, &attr_contentlen);
1337                 if ( attr_contentlen )
1338                 {
1339                         pwdinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16( attr_content + 2 );
1340                         DBG_8192C( "[%s] Peer PORT NUM = %d\n", __FUNCTION__, pwdinfo->wfd_info->peer_rtsp_ctrlport );
1341                         return( _TRUE );
1342                 }
1343         }
1344         else
1345         {
1346                 DBG_871X( "[%s] NO WFD IE\n", __FUNCTION__ );
1347
1348         }
1349         return( _FAIL );
1350 }
1351 #endif
1352
1353 int WMM_param_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs     pIE)
1354 {
1355         //struct registry_priv  *pregpriv = &padapter->registrypriv;
1356         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
1357         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1358         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1359
1360         if(pmlmepriv->qospriv.qos_option==0)
1361         {
1362                 pmlmeinfo->WMM_enable = 0;
1363                 return _FALSE;
1364         }
1365
1366         if(_rtw_memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
1367         {
1368                 return _FALSE;
1369         }
1370         else
1371         {
1372                 _rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
1373         }
1374         pmlmeinfo->WMM_enable = 1;
1375         return _TRUE;
1376
1377         /*if (pregpriv->wifi_spec == 1)
1378         {
1379                 if (pmlmeinfo->WMM_enable == 1)
1380                 {
1381                         //todo: compare the parameter set count & decide wheher to update or not
1382                         return _FAIL;
1383                 }
1384                 else
1385                 {
1386                         pmlmeinfo->WMM_enable = 1;
1387                         _rtw_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
1388                         return _TRUE;
1389                 }
1390         }
1391         else
1392         {
1393                 pmlmeinfo->WMM_enable = 0;
1394                 return _FAIL;
1395         }*/
1396
1397 }
1398
1399 void WMMOnAssocRsp(_adapter *padapter)
1400 {
1401         u8      ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
1402         u8      acm_mask;
1403         u16     TXOP;
1404         u32     acParm, i;
1405         u32     edca[4], inx[4];
1406         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1407         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1408         struct xmit_priv                *pxmitpriv = &padapter->xmitpriv;
1409         struct registry_priv    *pregpriv = &padapter->registrypriv;
1410
1411         acm_mask = 0;
1412
1413         if (IsSupported5G(pmlmeext->cur_wireless_mode) ||
1414                 (pmlmeext->cur_wireless_mode & WIRELESS_11_24N) )
1415                 aSifsTime = 16;
1416         else
1417                 aSifsTime = 10;
1418
1419         if (pmlmeinfo->WMM_enable == 0)
1420         {
1421                 padapter->mlmepriv.acm_mask = 0;
1422
1423                 AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
1424
1425                 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G |WIRELESS_11A)) {
1426                         ECWMin = 4;
1427                         ECWMax = 10;
1428                 } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1429                         ECWMin = 5;
1430                         ECWMax = 10;
1431                 } else {
1432                         ECWMin = 4;
1433                         ECWMax = 10;
1434                 }
1435
1436                 TXOP = 0;
1437                 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1438                 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
1439                 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
1440                 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
1441
1442                 ECWMin = 2;
1443                 ECWMax = 3;
1444                 TXOP = 0x2f;
1445                 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1446                 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
1447         }
1448         else
1449         {
1450                 edca[0] = edca[1] = edca[2] = edca[3] = 0;
1451
1452                 for (i = 0; i < 4; i++)
1453                 {
1454                         ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
1455                         ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
1456
1457                         //AIFS = AIFSN * slot time + SIFS - r2t phy delay
1458                         AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
1459
1460                         ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
1461                         ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
1462                         TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
1463
1464                         acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
1465
1466                         switch (ACI)
1467                         {
1468                                 case 0x0:
1469                                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
1470                                         acm_mask |= (ACM? BIT(1):0);
1471                                         edca[XMIT_BE_QUEUE] = acParm;
1472                                         break;
1473
1474                                 case 0x1:
1475                                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
1476                                         //acm_mask |= (ACM? BIT(0):0);
1477                                         edca[XMIT_BK_QUEUE] = acParm;
1478                                         break;
1479
1480                                 case 0x2:
1481                                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
1482                                         acm_mask |= (ACM? BIT(2):0);
1483                                         edca[XMIT_VI_QUEUE] = acParm;
1484                                         break;
1485
1486                                 case 0x3:
1487                                         rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
1488                                         acm_mask |= (ACM? BIT(3):0);
1489                                         edca[XMIT_VO_QUEUE] = acParm;
1490                                         break;
1491                         }
1492
1493                         DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm);
1494                 }
1495
1496                 if(padapter->registrypriv.acm_method == 1)
1497                         rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
1498                 else
1499                         padapter->mlmepriv.acm_mask = acm_mask;
1500
1501                 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
1502
1503                 if(pregpriv->wifi_spec==1)
1504                 {
1505                         u32     j, tmp, change_inx=_FALSE;
1506
1507                         //entry indx: 0->vo, 1->vi, 2->be, 3->bk.
1508                         for(i=0; i<4; i++)
1509                         {
1510                                 for(j=i+1; j<4; j++)
1511                                 {
1512                                         //compare CW and AIFS
1513                                         if((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF))
1514                                         {
1515                                                 change_inx = _TRUE;
1516                                         }
1517                                         else if((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF))
1518                                         {
1519                                                 //compare TXOP
1520                                                 if((edca[j] >> 16) > (edca[i] >> 16))
1521                                                         change_inx = _TRUE;
1522                                         }
1523
1524                                         if(change_inx)
1525                                         {
1526                                                 tmp = edca[i];
1527                                                 edca[i] = edca[j];
1528                                                 edca[j] = tmp;
1529
1530                                                 tmp = inx[i];
1531                                                 inx[i] = inx[j];
1532                                                 inx[j] = tmp;
1533
1534                                                 change_inx = _FALSE;
1535                                         }
1536                                 }
1537                         }
1538                 }
1539
1540                 for(i=0; i<4; i++) {
1541                         pxmitpriv->wmm_para_seq[i] = inx[i];
1542                         DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
1543                 }
1544         }
1545 }
1546
1547 static void bwmode_update_check(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1548 {
1549 #ifdef CONFIG_80211N_HT
1550         unsigned char    new_bwmode;
1551         unsigned char  new_ch_offset;
1552         struct HT_info_element   *pHT_info;
1553         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
1554         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1555         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1556         struct registry_priv *pregistrypriv = &padapter->registrypriv;
1557         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
1558         u8      cbw40_enable=0;
1559
1560         if(!pIE)
1561                 return;
1562
1563         if(phtpriv->ht_option == _FALSE)        return;
1564
1565         if(pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80)    return;
1566
1567         if(pIE->Length > sizeof(struct HT_info_element))
1568                 return;
1569
1570         pHT_info = (struct HT_info_element *)pIE->data;
1571
1572         if (pmlmeext->cur_channel > 14) {
1573                 if ((pregistrypriv->bw_mode & 0xf0) > 0)
1574                         cbw40_enable = 1;
1575         } else {
1576                 if ((pregistrypriv->bw_mode & 0x0f) > 0)
1577                         cbw40_enable = 1;
1578         }
1579
1580         if((pHT_info->infos[0] & BIT(2)) && cbw40_enable)
1581         {
1582                 new_bwmode = CHANNEL_WIDTH_40;
1583
1584                 switch (pHT_info->infos[0] & 0x3)
1585                 {
1586                         case 1:
1587                                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
1588                                 break;
1589
1590                         case 3:
1591                                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
1592                                 break;
1593
1594                         default:
1595                                 new_bwmode = CHANNEL_WIDTH_20;
1596                                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1597                                 break;
1598                 }
1599         }
1600         else
1601         {
1602                 new_bwmode = CHANNEL_WIDTH_20;
1603                 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1604         }
1605
1606
1607         if((new_bwmode!= pmlmeext->cur_bwmode) || (new_ch_offset!=pmlmeext->cur_ch_offset))
1608         {
1609                 pmlmeinfo->bwmode_updated = _TRUE;
1610
1611                 pmlmeext->cur_bwmode = new_bwmode;
1612                 pmlmeext->cur_ch_offset = new_ch_offset;
1613
1614                 //update HT info also
1615                 HT_info_handler(padapter, pIE);
1616         }
1617         else
1618         {
1619                 pmlmeinfo->bwmode_updated = _FALSE;
1620         }
1621
1622
1623         if(_TRUE == pmlmeinfo->bwmode_updated)
1624         {
1625                 struct sta_info *psta;
1626                 WLAN_BSSID_EX   *cur_network = &(pmlmeinfo->network);
1627                 struct sta_priv *pstapriv = &padapter->stapriv;
1628
1629                 //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
1630
1631
1632                 //update ap's stainfo
1633                 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
1634                 if(psta)
1635                 {
1636                         struct ht_priv  *phtpriv_sta = &psta->htpriv;
1637
1638                         if(phtpriv_sta->ht_option)
1639                         {
1640                                 // bwmode
1641                                 psta->bw_mode = pmlmeext->cur_bwmode;
1642                                 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
1643                         }
1644                         else
1645                         {
1646                                 psta->bw_mode = CHANNEL_WIDTH_20;
1647                                 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1648                         }
1649
1650                         rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
1651                 }
1652
1653                 //pmlmeinfo->bwmode_updated = _FALSE;//bwmode_updated done, reset it!
1654         }
1655 #endif //CONFIG_80211N_HT
1656 }
1657
1658 void HT_caps_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1659 {
1660 #ifdef CONFIG_80211N_HT
1661         unsigned int    i;
1662         u8      rf_type;
1663         u8      max_AMPDU_len, min_MPDU_spacing;
1664         u8      cur_ldpc_cap=0, cur_stbc_cap=0, cur_beamform_cap=0;
1665         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1666         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1667         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
1668         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
1669         struct registry_priv    *pregistrypriv = &padapter->registrypriv;
1670
1671         if(pIE==NULL) return;
1672
1673         if(phtpriv->ht_option == _FALSE)        return;
1674
1675         pmlmeinfo->HT_caps_enable = 1;
1676
1677         for (i = 0; i < (pIE->Length); i++)
1678         {
1679                 if (i != 2)
1680                 {
1681                         //      Commented by Albert 2010/07/12
1682                         //      Got the endian issue here.
1683                         pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
1684                 }
1685                 else
1686                 {
1687                         /* AMPDU Parameters field */
1688
1689                         /* Get MIN of MAX AMPDU Length Exp */
1690                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
1691                         {
1692                                 max_AMPDU_len = (pIE->data[i] & 0x3);
1693                         }
1694                         else
1695                         {
1696                                 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
1697                         }
1698
1699                         /* Get MAX of MIN MPDU Start Spacing */
1700                         if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
1701                         {
1702                                 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
1703                         }
1704                         else
1705                         {
1706                                 min_MPDU_spacing = (pIE->data[i] & 0x1c);
1707                         }
1708
1709                         pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
1710                 }
1711         }
1712
1713         //      Commented by Albert 2010/07/12
1714         //      Have to handle the endian issue after copying.
1715         //      HT_ext_caps didn't be used yet.
1716         pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info = le16_to_cpu( pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info );
1717         pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps = le16_to_cpu( pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps );
1718
1719         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1720
1721
1722         //update the MCS set
1723         for (i = 0; i < 16; i++)
1724                 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
1725
1726         //update the MCS rates
1727         switch(rf_type)
1728         {
1729                 case RF_1T1R:
1730                 case RF_1T2R:
1731                         set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
1732                         break;
1733                 case RF_2T2R:
1734                 default:
1735 #ifdef CONFIG_DISABLE_MCS13TO15
1736                         if(pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1 )
1737                                 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
1738                         else
1739                                 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
1740 #else //CONFIG_DISABLE_MCS13TO15
1741                         set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
1742 #endif //CONFIG_DISABLE_MCS13TO15
1743         }
1744
1745         if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1746                 // Config STBC setting
1747                 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_TX_STBC(pIE->data))
1748                 {
1749                         SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
1750                         DBG_871X("Enable HT Tx STBC !\n");
1751                 }
1752                 phtpriv->stbc_cap = cur_stbc_cap;
1753
1754 #ifdef CONFIG_BEAMFORMING
1755                 // Config Tx beamforming setting
1756                 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
1757                         GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data))
1758                 {
1759                         SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
1760                 }
1761
1762                 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
1763                         GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data))
1764                 {
1765                         SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
1766                 }
1767                 phtpriv->beamform_cap = cur_beamform_cap;
1768                 if (cur_beamform_cap) {
1769                         DBG_871X("AP HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
1770                 }
1771 #endif //CONFIG_BEAMFORMING
1772         } else {
1773                 // Config LDPC Coding Capability
1774                 if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(pIE->data))
1775                 {
1776                         SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
1777                         DBG_871X("Enable HT Tx LDPC!\n");
1778                 }
1779                 phtpriv->ldpc_cap = cur_ldpc_cap;
1780
1781                 // Config STBC setting
1782                 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data))
1783                 {
1784                         SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX) );
1785                         DBG_871X("Enable HT Tx STBC!\n");
1786                 }
1787                 phtpriv->stbc_cap = cur_stbc_cap;
1788
1789 #ifdef CONFIG_BEAMFORMING
1790                 // Config Tx beamforming setting
1791                 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
1792                         GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data))
1793                 {
1794                         SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
1795                 }
1796
1797                 if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
1798                         GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data))
1799                 {
1800                         SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
1801                 }
1802                 phtpriv->beamform_cap = cur_beamform_cap;
1803                 if (cur_beamform_cap) {
1804                         DBG_871X("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
1805                 }
1806 #endif //CONFIG_BEAMFORMING
1807         }
1808
1809 #endif //CONFIG_80211N_HT
1810 }
1811
1812 void HT_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1813 {
1814 #ifdef CONFIG_80211N_HT
1815         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1816         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1817         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
1818         struct ht_priv                  *phtpriv = &pmlmepriv->htpriv;
1819
1820         if(pIE==NULL) return;
1821
1822         if(phtpriv->ht_option == _FALSE)        return;
1823
1824
1825         if(pIE->Length > sizeof(struct HT_info_element))
1826                 return;
1827
1828         pmlmeinfo->HT_info_enable = 1;
1829         _rtw_memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
1830 #endif //CONFIG_80211N_HT
1831         return;
1832 }
1833
1834 void HTOnAssocRsp(_adapter *padapter)
1835 {
1836         unsigned char           max_AMPDU_len;
1837         unsigned char           min_MPDU_spacing;
1838         //struct registry_priv   *pregpriv = &padapter->registrypriv;
1839         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1840         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1841
1842         DBG_871X("%s\n", __FUNCTION__);
1843
1844         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1845         {
1846                 pmlmeinfo->HT_enable = 1;
1847         }
1848         else
1849         {
1850                 pmlmeinfo->HT_enable = 0;
1851                 //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
1852                 return;
1853         }
1854
1855         //handle A-MPDU parameter field
1856         /*
1857                 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
1858                 AMPDU_para [4:2]:Min MPDU Start Spacing
1859         */
1860         max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
1861
1862         min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
1863
1864         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
1865
1866         rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
1867
1868 #if 0 //move to rtw_update_ht_cap()
1869         if ((pregpriv->bw_mode > 0) &&
1870                 (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1)) &&
1871                 (pmlmeinfo->HT_info.infos[0] & BIT(2)))
1872         {
1873                 //switch to the 40M Hz mode accoring to the AP
1874                 pmlmeext->cur_bwmode = CHANNEL_WIDTH_40;
1875                 switch ((pmlmeinfo->HT_info.infos[0] & 0x3))
1876                 {
1877                         case EXTCHNL_OFFSET_UPPER:
1878                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
1879                                 break;
1880
1881                         case EXTCHNL_OFFSET_LOWER:
1882                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
1883                                 break;
1884
1885                         default:
1886                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1887                                 break;
1888                 }
1889
1890                 //SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset);
1891         }
1892 #endif
1893
1894         //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
1895
1896 #if 0 //move to rtw_update_ht_cap()
1897         //
1898         // Config SM Power Save setting
1899         //
1900         pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
1901         if(pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
1902         {
1903                 /*u8 i;
1904                 //update the MCS rates
1905                 for (i = 0; i < 16; i++)
1906                 {
1907                         pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
1908                 }*/
1909                 DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n",__FUNCTION__);
1910         }
1911
1912         //
1913         // Config current HT Protection mode.
1914         //
1915         pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
1916 #endif
1917
1918 }
1919
1920 void ERP_IE_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE)
1921 {
1922         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1923         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1924
1925         if(pIE->Length>1)
1926                 return;
1927
1928         pmlmeinfo->ERP_enable = 1;
1929         _rtw_memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
1930 }
1931
1932 void VCS_update(_adapter *padapter, struct sta_info *psta)
1933 {
1934         struct registry_priv     *pregpriv = &padapter->registrypriv;
1935         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1936         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1937
1938         switch (pregpriv->vrtl_carrier_sense)/* 0:off 1:on 2:auto */
1939         {
1940                 case 0: //off
1941                         psta->rtsen = 0;
1942                         psta->cts2self = 0;
1943                         break;
1944
1945                 case 1: //on
1946                         if (pregpriv->vcs_type == 1) /* 1:RTS/CTS 2:CTS to self */
1947                         {
1948                                 psta->rtsen = 1;
1949                                 psta->cts2self = 0;
1950                         }
1951                         else
1952                         {
1953                                 psta->rtsen = 0;
1954                                 psta->cts2self = 1;
1955                         }
1956                         break;
1957
1958                 case 2: //auto
1959                 default:
1960                         if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1)))
1961                         {
1962                                 if (pregpriv->vcs_type == 1)
1963                                 {
1964                                         psta->rtsen = 1;
1965                                         psta->cts2self = 0;
1966                                 }
1967                                 else
1968                                 {
1969                                         psta->rtsen = 0;
1970                                         psta->cts2self = 1;
1971                                 }
1972                         }
1973                         else
1974                         {
1975                                 psta->rtsen = 0;
1976                                 psta->cts2self = 0;
1977                         }
1978                         break;
1979         }
1980 }
1981
1982 void    update_ldpc_stbc_cap(struct sta_info *psta)
1983 {
1984 #ifdef CONFIG_80211N_HT
1985
1986 #ifdef CONFIG_80211AC_VHT
1987         if (psta->vhtpriv.vht_option) {
1988                 if(TEST_FLAG(psta->vhtpriv.ldpc_cap, LDPC_VHT_ENABLE_TX))
1989                         psta->ldpc = 1;
1990
1991                 if(TEST_FLAG(psta->vhtpriv.stbc_cap, STBC_VHT_ENABLE_TX))
1992                         psta->stbc = 1;
1993         }
1994         else
1995 #endif //CONFIG_80211AC_VHT
1996         if (psta->htpriv.ht_option) {
1997                 if(TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
1998                         psta->ldpc = 1;
1999
2000                 if(TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
2001                         psta->stbc = 1;
2002         } else {
2003                 psta->ldpc = 0;
2004                 psta->stbc = 0;
2005         }
2006
2007 #endif //CONFIG_80211N_HT
2008 }
2009
2010 #ifdef CONFIG_TDLS
2011 int check_ap_tdls_prohibited(u8 *pframe, u8 pkt_len)
2012 {
2013         u8 tdls_prohibited_bit = 0x40; //bit(38); TDLS_prohibited
2014
2015         if(pkt_len < 5)
2016         {
2017                 return _FALSE;
2018         }
2019
2020         pframe += 4;
2021         if( (*pframe) & tdls_prohibited_bit )
2022                 return _TRUE;
2023
2024         return _FALSE;
2025 }
2026 #endif //CONFIG_TDLS
2027
2028 /*
2029  * rtw_get_bcn_keys: get beacon keys from recv frame
2030  *
2031  * TODO:
2032  *      WLAN_EID_COUNTRY
2033  *      WLAN_EID_ERP_INFO
2034  *      WLAN_EID_CHANNEL_SWITCH
2035  *      WLAN_EID_PWR_CONSTRAINT
2036  */
2037 int rtw_get_bcn_keys(ADAPTER *Adapter, u8 *pframe, u32 packet_len,
2038                 struct beacon_keys *recv_beacon)
2039 {
2040         int left;
2041         u16 capability;
2042         unsigned char *pos;
2043         struct rtw_ieee802_11_elems elems;
2044         struct rtw_ieee80211_ht_cap *pht_cap = NULL;
2045         struct HT_info_element *pht_info = NULL;
2046
2047         _rtw_memset(recv_beacon, 0, sizeof(*recv_beacon));
2048
2049         /* checking capabilities */
2050         capability = le16_to_cpu(*(unsigned short *)(pframe + WLAN_HDR_A3_LEN + 10));
2051
2052         /* checking IEs */
2053         left = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr) - _BEACON_IE_OFFSET_;
2054         pos = pframe + sizeof(struct rtw_ieee80211_hdr_3addr) + _BEACON_IE_OFFSET_;
2055         if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed)
2056                 return _FALSE;
2057
2058         /* check bw and channel offset */
2059         if (elems.ht_capabilities) {
2060                 if (elems.ht_capabilities_len != sizeof(*pht_cap))
2061                         return _FALSE;
2062
2063                 pht_cap = (struct rtw_ieee80211_ht_cap *) elems.ht_capabilities;
2064                 recv_beacon->ht_cap_info = pht_cap->cap_info;
2065         }
2066
2067         if (elems.ht_operation) {
2068                 if (elems.ht_operation_len != sizeof(*pht_info))
2069                         return _FALSE;
2070
2071                 pht_info = (struct HT_info_element *) elems.ht_operation;
2072                 recv_beacon->ht_info_infos_0_sco = pht_info->infos[0] & 0x03;
2073         }
2074
2075         /* Checking for channel */
2076         if (elems.ds_params && elems.ds_params_len == sizeof(recv_beacon->bcn_channel))
2077                 _rtw_memcpy(&recv_beacon->bcn_channel, elems.ds_params,
2078                                 sizeof(recv_beacon->bcn_channel));
2079         else if (pht_info)
2080                 /* In 5G, some ap do not have DSSET IE checking HT info for channel */
2081                 recv_beacon->bcn_channel = pht_info->primary_channel;
2082         else {
2083                 /* we don't find channel IE, so don't check it */
2084                 //DBG_871X("Oops: %s we don't find channel IE, so don't check it \n", __func__);
2085                 recv_beacon->bcn_channel = Adapter->mlmeextpriv.cur_channel;
2086         }
2087
2088         /* checking SSID */
2089         if (elems.ssid) {
2090                if (elems.ssid_len > sizeof(recv_beacon->ssid))
2091                         return _FALSE;
2092
2093                _rtw_memcpy(recv_beacon->ssid, elems.ssid, elems.ssid_len);
2094                recv_beacon->ssid_len = elems.ssid_len;
2095         } else; // means hidden ssid
2096
2097         /* checking RSN first */
2098         if (elems.rsn_ie && elems.rsn_ie_len) {
2099                 recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA2;
2100                 rtw_parse_wpa2_ie(elems.rsn_ie - 2, elems.rsn_ie_len + 2,
2101                         &recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
2102                         &recv_beacon->is_8021x);
2103         }
2104         /* checking WPA secon */
2105         else if (elems.wpa_ie && elems.wpa_ie_len) {
2106                 recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA;
2107                 rtw_parse_wpa_ie(elems.wpa_ie - 2, elems.wpa_ie_len + 2,
2108                         &recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
2109                         &recv_beacon->is_8021x);
2110         }
2111         else if (capability & BIT(4)) {
2112                 recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WEP;
2113         }
2114
2115         return _TRUE;
2116 }
2117
2118 void rtw_dump_bcn_keys(struct beacon_keys *recv_beacon)
2119 {
2120         int i;
2121         char *p;
2122         u8 ssid[IW_ESSID_MAX_SIZE + 1];
2123
2124         _rtw_memcpy(ssid, recv_beacon->ssid, recv_beacon->ssid_len);
2125         ssid[recv_beacon->ssid_len] = '\0';
2126
2127         DBG_871X("%s: ssid = %s\n", __func__, ssid);
2128         DBG_871X("%s: channel = %x\n", __func__, recv_beacon->bcn_channel);
2129         DBG_871X("%s: ht_cap = %x\n", __func__, recv_beacon->ht_cap_info);
2130         DBG_871X("%s: ht_info_infos_0_sco = %x\n", __func__, recv_beacon->ht_info_infos_0_sco);
2131         DBG_871X("%s: sec=%d, group = %x, pair = %x, 8021X = %x\n", __func__,
2132                 recv_beacon->encryp_protocol, recv_beacon->group_cipher,
2133                 recv_beacon->pairwise_cipher, recv_beacon->is_8021x);
2134 }
2135
2136 int rtw_check_bcn_info(ADAPTER *Adapter, u8 *pframe, u32 packet_len)
2137 {
2138 #if 0
2139         unsigned int            len;
2140         unsigned char           *p;
2141         unsigned short  val16, subtype;
2142         struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
2143         //u8 wpa_ie[255],rsn_ie[255];
2144         u16 wpa_len=0,rsn_len=0;
2145         u8 encryp_protocol = 0;
2146         WLAN_BSSID_EX *bssid;
2147         int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
2148         unsigned char *pbuf;
2149         u32 wpa_ielen = 0;
2150         u8 *pbssid = GetAddr3Ptr(pframe);
2151         u32 hidden_ssid = 0;
2152         u8 cur_network_type, network_type=0;
2153         struct HT_info_element *pht_info = NULL;
2154         struct rtw_ieee80211_ht_cap *pht_cap = NULL;
2155         u32 bcn_channel;
2156         unsigned short  ht_cap_info;
2157         unsigned char   ht_info_infos_0;
2158 #endif
2159         unsigned int len;
2160         u8 *pbssid = GetAddr3Ptr(pframe);
2161         struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
2162         struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
2163         struct beacon_keys recv_beacon;
2164
2165         if (is_client_associated_to_ap(Adapter) == _FALSE)
2166                 return _TRUE;
2167
2168         len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
2169
2170         if (len > MAX_IE_SZ) {
2171                 DBG_871X("%s IE too long for survey event\n", __func__);
2172                 return _FAIL;
2173         }
2174
2175         if (_rtw_memcmp(cur_network->network.MacAddress, pbssid, 6) == _FALSE) {
2176                 DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT,
2177                                 MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress));
2178                 return _TRUE;
2179         }
2180
2181         if (rtw_get_bcn_keys(Adapter, pframe, packet_len, &recv_beacon) == _FALSE)
2182                 return _TRUE; // parsing failed => broken IE
2183
2184         // don't care hidden ssid, use current beacon ssid directly
2185         if (recv_beacon.ssid_len == 0) {
2186                _rtw_memcpy(recv_beacon.ssid, pmlmepriv->cur_beacon_keys.ssid,
2187                                pmlmepriv->cur_beacon_keys.ssid_len);
2188                recv_beacon.ssid_len = pmlmepriv->cur_beacon_keys.ssid_len;
2189         }
2190
2191         if (_rtw_memcmp(&recv_beacon, &pmlmepriv->cur_beacon_keys, sizeof(recv_beacon)) == _TRUE)
2192         {
2193                 pmlmepriv->new_beacon_cnts = 0;
2194         }
2195         else if ((pmlmepriv->new_beacon_cnts == 0) ||
2196                 _rtw_memcmp(&recv_beacon, &pmlmepriv->new_beacon_keys, sizeof(recv_beacon)) == _FALSE)
2197         {
2198                 DBG_871X_LEVEL(_drv_err_, "%s: start new beacon (seq=%d)\n", __func__, GetSequence(pframe));
2199
2200                 if (pmlmepriv->new_beacon_cnts == 0) {
2201                         DBG_871X_LEVEL(_drv_err_, "%s: cur beacon key\n", __func__);
2202                         DBG_871X_EXP(_drv_err_, rtw_dump_bcn_keys(&pmlmepriv->cur_beacon_keys));
2203                 }
2204
2205                 DBG_871X_LEVEL(_drv_err_, "%s: new beacon key\n", __func__);
2206                 DBG_871X_EXP(_drv_err_, rtw_dump_bcn_keys(&recv_beacon));
2207
2208                 memcpy(&pmlmepriv->new_beacon_keys, &recv_beacon, sizeof(recv_beacon));
2209                 pmlmepriv->new_beacon_cnts = 1;
2210         }
2211         else
2212         {
2213                 DBG_871X_LEVEL(_drv_err_, "%s: new beacon again (seq=%d)\n", __func__, GetSequence(pframe));
2214                 pmlmepriv->new_beacon_cnts++;
2215         }
2216
2217         // if counter >= max, it means beacon is changed really
2218         if (pmlmepriv->new_beacon_cnts >= new_bcn_max)
2219         {
2220                 DBG_871X_LEVEL(_drv_err_, "%s: new beacon occur!!\n", __func__);
2221
2222                 // check bw mode change only?
2223                 pmlmepriv->cur_beacon_keys.ht_cap_info = recv_beacon.ht_cap_info;
2224                 pmlmepriv->cur_beacon_keys.ht_info_infos_0_sco = recv_beacon.ht_info_infos_0_sco;
2225
2226                 if (_rtw_memcmp(&recv_beacon, &pmlmepriv->cur_beacon_keys,
2227                                         sizeof(recv_beacon)) == _FALSE) {
2228                         // beacon is changed, have to do disconnect/connect
2229                         return _FAIL;
2230                 }
2231
2232                 DBG_871X("%s bw mode change\n", __func__);
2233                 DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
2234                                 cur_network->BcnInfo.ht_cap_info,
2235                                 cur_network->BcnInfo.ht_info_infos_0);
2236
2237                 cur_network->BcnInfo.ht_cap_info = recv_beacon.ht_cap_info;
2238                 cur_network->BcnInfo.ht_info_infos_0 =
2239                         (cur_network->BcnInfo.ht_info_infos_0 & (~0x03)) |
2240                         recv_beacon.ht_info_infos_0_sco;
2241
2242                 DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
2243                                 cur_network->BcnInfo.ht_cap_info,
2244                                 cur_network->BcnInfo.ht_info_infos_0);
2245
2246                 memcpy(&pmlmepriv->cur_beacon_keys, &recv_beacon, sizeof(recv_beacon));
2247                 pmlmepriv->new_beacon_cnts = 0;
2248         }
2249
2250         return _SUCCESS;
2251
2252 #if 0
2253         bssid = (WLAN_BSSID_EX *)rtw_zmalloc(sizeof(WLAN_BSSID_EX));
2254         if (bssid == NULL) {
2255                 DBG_871X("%s rtw_zmalloc fail !!!\n", __func__);
2256                 return _TRUE;
2257         }
2258
2259         if ((pmlmepriv->timeBcnInfoChkStart != 0) && (rtw_get_passing_time_ms(pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS))
2260         {
2261                 pmlmepriv->timeBcnInfoChkStart = 0;
2262                 pmlmepriv->NumOfBcnInfoChkFail = 0;
2263         }
2264
2265         subtype = GetFrameSubType(pframe) >> 4;
2266
2267         if(subtype==WIFI_BEACON)
2268                 bssid->Reserved[0] = 1;
2269
2270         bssid->Length = sizeof(WLAN_BSSID_EX) - MAX_IE_SZ + len;
2271
2272         /* below is to copy the information element */
2273         bssid->IELength = len;
2274         _rtw_memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
2275
2276         /* check bw and channel offset */
2277         /* parsing HT_CAP_IE */
2278         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
2279         if(p && len>0) {
2280                         pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
2281                         ht_cap_info = pht_cap->cap_info;
2282         } else {
2283                         ht_cap_info = 0;
2284         }
2285         /* parsing HT_INFO_IE */
2286         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
2287         if(p && len>0) {
2288                         pht_info = (struct HT_info_element *)(p + 2);
2289                         ht_info_infos_0 = pht_info->infos[0];
2290         } else {
2291                         ht_info_infos_0 = 0;
2292         }
2293         if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
2294                 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
2295                         DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
2296                                                         ht_cap_info, ht_info_infos_0);
2297                         DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
2298                                                         cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
2299                         DBG_871X("%s bw mode change\n", __func__);
2300                         {
2301                                 //bcn_info_update
2302                                 cur_network->BcnInfo.ht_cap_info = ht_cap_info;
2303                                 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
2304                                 //to do : need to check that whether modify related register of BB or not
2305                         }
2306                         //goto _mismatch;
2307         }
2308
2309         /* Checking for channel */
2310         p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
2311         if (p) {
2312                         bcn_channel = *(p + 2);
2313         } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
2314                         rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
2315                         if(pht_info) {
2316                                         bcn_channel = pht_info->primary_channel;
2317                         } else { /* we don't find channel IE, so don't check it */
2318                                         //DBG_871X("Oops: %s we don't find channel IE, so don't check it \n", __func__);
2319                                         bcn_channel = Adapter->mlmeextpriv.cur_channel;
2320                         }
2321         }
2322         if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
2323                         DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
2324                                                    bcn_channel, Adapter->mlmeextpriv.cur_channel);
2325                         goto _mismatch;
2326         }
2327
2328         /* checking SSID */
2329         if ((p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_)) == NULL) {
2330                 DBG_871X("%s marc: cannot find SSID for survey event\n", __func__);
2331                 hidden_ssid = _TRUE;
2332         } else {
2333                 hidden_ssid = _FALSE;
2334         }
2335
2336         if((NULL != p) && (_FALSE == hidden_ssid && (*(p + 1)))) {
2337                 _rtw_memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
2338                 bssid->Ssid.SsidLength = *(p + 1);
2339         } else {
2340                 bssid->Ssid.SsidLength = 0;
2341                 bssid->Ssid.Ssid[0] = '\0';
2342         }
2343
2344         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
2345                                 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
2346                                 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
2347                                 cur_network->network.Ssid.SsidLength));
2348
2349         if (_rtw_memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) == _FALSE ||
2350                         bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
2351                 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
2352                         DBG_871X("%s(), SSID is not match\n", __func__);
2353                         goto _mismatch;
2354                 }
2355         }
2356
2357         /* check encryption info */
2358         val16 = rtw_get_capability((WLAN_BSSID_EX *)bssid);
2359
2360         if (val16 & BIT(4))
2361                 bssid->Privacy = 1;
2362         else
2363                 bssid->Privacy = 0;
2364
2365         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,
2366                         ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
2367                          __func__, cur_network->network.Privacy,bssid->Privacy));
2368         if (cur_network->network.Privacy != bssid->Privacy) {
2369                 DBG_871X("%s(), privacy is not match\n",__func__);
2370                 goto _mismatch;
2371         }
2372
2373         rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL,&rsn_len,NULL,&wpa_len);
2374
2375         if (rsn_len > 0) {
2376                 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
2377         } else if (wpa_len > 0) {
2378                 encryp_protocol = ENCRYP_PROTOCOL_WPA;
2379         } else {
2380                 if (bssid->Privacy)
2381                         encryp_protocol = ENCRYP_PROTOCOL_WEP;
2382         }
2383
2384         if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
2385                 DBG_871X("%s(): enctyp is not match\n",__func__);
2386                 goto _mismatch;
2387         }
2388
2389         if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
2390                 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
2391                 if(pbuf && (wpa_ielen>0)) {
2392                         if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
2393                                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,
2394                                                 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
2395                                                  pairwise_cipher, group_cipher, is_8021x));
2396                         }
2397                 } else {
2398                         pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
2399
2400                         if(pbuf && (wpa_ielen>0)) {
2401                                 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
2402                                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,
2403                                                         ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
2404                                                          __func__, pairwise_cipher, group_cipher, is_8021x));
2405                                 }
2406                         }
2407                 }
2408
2409                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,
2410                                 ("%s cur_network->group_cipher is %d: %d\n",__func__, cur_network->BcnInfo.group_cipher, group_cipher));
2411                 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
2412                         DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n",__func__,
2413                                         pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
2414                                         group_cipher, cur_network->BcnInfo.group_cipher);
2415                         goto _mismatch;
2416                 }
2417
2418                 if (is_8021x != cur_network->BcnInfo.is_8021x) {
2419                         DBG_871X("%s authentication is not match\n", __func__);
2420                         goto _mismatch;
2421                 }
2422         }
2423
2424         rtw_mfree((u8 *)bssid, sizeof(WLAN_BSSID_EX));
2425         return _SUCCESS;
2426
2427 _mismatch:
2428         rtw_mfree((u8 *)bssid, sizeof(WLAN_BSSID_EX));
2429
2430         if (pmlmepriv->NumOfBcnInfoChkFail == 0)
2431         {
2432                 pmlmepriv->timeBcnInfoChkStart = rtw_get_current_time();
2433         }
2434
2435         pmlmepriv->NumOfBcnInfoChkFail++;
2436         DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe));
2437
2438         if ((pmlmepriv->timeBcnInfoChkStart != 0) && (rtw_get_passing_time_ms(pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)
2439                 && (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD))
2440         {
2441                 DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail,
2442                         DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, rtw_get_passing_time_ms(pmlmepriv->timeBcnInfoChkStart));
2443                 pmlmepriv->timeBcnInfoChkStart = 0;
2444                 pmlmepriv->NumOfBcnInfoChkFail = 0;
2445                 return _FAIL;
2446         }
2447
2448         return _SUCCESS;
2449 #endif
2450 }
2451
2452 void update_beacon_info(_adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
2453 {
2454         unsigned int i;
2455         unsigned int len;
2456         PNDIS_802_11_VARIABLE_IEs       pIE;
2457
2458 #ifdef CONFIG_TDLS
2459         struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
2460         u8 tdls_prohibited[] = { 0x00, 0x00, 0x00, 0x00, 0x10 }; //bit(38): TDLS_prohibited
2461 #endif //CONFIG_TDLS
2462
2463         len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
2464
2465         for (i = 0; i < len;)
2466         {
2467                 pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
2468
2469                 switch (pIE->ElementID)
2470                 {
2471                         case _VENDOR_SPECIFIC_IE_:
2472                                 //to update WMM paramter set while receiving beacon
2473                                 if (_rtw_memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN)     //WMM
2474                                 {
2475                                         (WMM_param_handler(padapter, pIE))? report_wmm_edca_update(padapter): 0;
2476                                 }
2477
2478                                 break;
2479
2480                         case _HT_EXTRA_INFO_IE_:        //HT info
2481                                 //HT_info_handler(padapter, pIE);
2482                                 bwmode_update_check(padapter, pIE);
2483                                 break;
2484 #ifdef CONFIG_80211AC_VHT
2485                         case EID_OpModeNotification:
2486                                 rtw_process_vht_op_mode_notify(padapter, pIE->data, psta);
2487                                 break;
2488 #endif //CONFIG_80211AC_VHT
2489                         case _ERPINFO_IE_:
2490                                 ERP_IE_handler(padapter, pIE);
2491                                 VCS_update(padapter, psta);
2492                                 break;
2493
2494 #ifdef CONFIG_TDLS
2495                         case _EXT_CAP_IE_:
2496                                 if( check_ap_tdls_prohibited(pIE->data, pIE->Length) == _TRUE )
2497                                         ptdlsinfo->ap_prohibited = _TRUE;
2498                                 break;
2499 #endif //CONFIG_TDLS
2500                         default:
2501                                 break;
2502                 }
2503
2504                 i += (pIE->Length + 2);
2505         }
2506 }
2507
2508 #ifdef CONFIG_DFS
2509 void process_csa_ie(_adapter *padapter, u8 *pframe, uint pkt_len)
2510 {
2511         unsigned int i;
2512         unsigned int len;
2513         PNDIS_802_11_VARIABLE_IEs       pIE;
2514         u8 new_ch_no = 0;
2515
2516         if(padapter->mlmepriv.handle_dfs == _TRUE )
2517                 return;
2518
2519         len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
2520
2521         for (i = 0; i < len;)
2522         {
2523                 pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
2524
2525                 switch (pIE->ElementID)
2526                 {
2527                         case _CH_SWTICH_ANNOUNCE_:
2528                                 padapter->mlmepriv.handle_dfs = _TRUE;
2529                                 _rtw_memcpy(&new_ch_no, pIE->data+1, 1);
2530                                 rtw_set_csa_cmd(padapter, new_ch_no);
2531                                 break;
2532                         default:
2533                                 break;
2534                 }
2535
2536                 i += (pIE->Length + 2);
2537         }
2538 }
2539 #endif //CONFIG_DFS
2540
2541 unsigned int is_ap_in_tkip(_adapter *padapter)
2542 {
2543         u32 i;
2544         PNDIS_802_11_VARIABLE_IEs       pIE;
2545         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2546         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2547         WLAN_BSSID_EX           *cur_network = &(pmlmeinfo->network);
2548
2549         if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY)
2550         {
2551                 for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;)
2552                 {
2553                         pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
2554
2555                         switch (pIE->ElementID)
2556                         {
2557                                 case _VENDOR_SPECIFIC_IE_:
2558                                         if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
2559                                         {
2560                                                 return _TRUE;
2561                                         }
2562                                         break;
2563
2564                                 case _RSN_IE_2_:
2565                                         if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
2566                                         {
2567                                                 return _TRUE;
2568                                         }
2569
2570                                 default:
2571                                         break;
2572                         }
2573
2574                         i += (pIE->Length + 2);
2575                 }
2576
2577                 return _FALSE;
2578         }
2579         else
2580         {
2581                 return _FALSE;
2582         }
2583
2584 }
2585
2586 unsigned int should_forbid_n_rate(_adapter * padapter)
2587 {
2588         u32 i;
2589         PNDIS_802_11_VARIABLE_IEs       pIE;
2590         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
2591         WLAN_BSSID_EX  *cur_network = &pmlmepriv->cur_network.network;
2592
2593         if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY)
2594         {
2595                 for (i = sizeof(NDIS_802_11_FIXED_IEs); i < cur_network->IELength;)
2596                 {
2597                         pIE = (PNDIS_802_11_VARIABLE_IEs)(cur_network->IEs + i);
2598
2599                         switch (pIE->ElementID)
2600                         {
2601                                 case _VENDOR_SPECIFIC_IE_:
2602                                         if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4) &&
2603                                                 ((_rtw_memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
2604                                                   (_rtw_memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
2605                                                 return _FALSE;
2606                                         break;
2607
2608                                 case _RSN_IE_2_:
2609                                         if  ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4))  ||
2610                                                (_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
2611                                         return _FALSE;
2612
2613                                 default:
2614                                         break;
2615                         }
2616
2617                         i += (pIE->Length + 2);
2618                 }
2619
2620                 return _TRUE;
2621         }
2622         else
2623         {
2624                 return _FALSE;
2625         }
2626
2627 }
2628
2629
2630 unsigned int is_ap_in_wep(_adapter *padapter)
2631 {
2632         u32 i;
2633         PNDIS_802_11_VARIABLE_IEs       pIE;
2634         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2635         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2636         WLAN_BSSID_EX           *cur_network = &(pmlmeinfo->network);
2637
2638         if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY)
2639         {
2640                 for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;)
2641                 {
2642                         pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
2643
2644                         switch (pIE->ElementID)
2645                         {
2646                                 case _VENDOR_SPECIFIC_IE_:
2647                                         if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4))
2648                                                 return _FALSE;
2649                                         break;
2650
2651                                 case _RSN_IE_2_:
2652                                         return _FALSE;
2653
2654                                 default:
2655                                         break;
2656                         }
2657
2658                         i += (pIE->Length + 2);
2659                 }
2660
2661                 return _TRUE;
2662         }
2663         else
2664         {
2665                 return _FALSE;
2666         }
2667
2668 }
2669
2670 int wifirate2_ratetbl_inx(unsigned char rate);
2671 int wifirate2_ratetbl_inx(unsigned char rate)
2672 {
2673         int     inx = 0;
2674         rate = rate & 0x7f;
2675
2676         switch (rate)
2677         {
2678                 case 54*2:
2679                         inx = 11;
2680                         break;
2681
2682                 case 48*2:
2683                         inx = 10;
2684                         break;
2685
2686                 case 36*2:
2687                         inx = 9;
2688                         break;
2689
2690                 case 24*2:
2691                         inx = 8;
2692                         break;
2693
2694                 case 18*2:
2695                         inx = 7;
2696                         break;
2697
2698                 case 12*2:
2699                         inx = 6;
2700                         break;
2701
2702                 case 9*2:
2703                         inx = 5;
2704                         break;
2705
2706                 case 6*2:
2707                         inx = 4;
2708                         break;
2709
2710                 case 11*2:
2711                         inx = 3;
2712                         break;
2713                 case 11:
2714                         inx = 2;
2715                         break;
2716
2717                 case 2*2:
2718                         inx = 1;
2719                         break;
2720
2721                 case 1*2:
2722                         inx = 0;
2723                         break;
2724
2725         }
2726         return inx;
2727 }
2728
2729 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
2730 {
2731         unsigned int i, num_of_rate;
2732         unsigned int mask = 0;
2733
2734         num_of_rate = (ptn_sz > NumRates)? NumRates: ptn_sz;
2735
2736         for (i = 0; i < num_of_rate; i++)
2737         {
2738                 if ((*(ptn + i)) & 0x80)
2739                 {
2740                         mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
2741                 }
2742         }
2743         return mask;
2744 }
2745
2746 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
2747 {
2748         unsigned int i, num_of_rate;
2749         unsigned int mask = 0;
2750
2751         num_of_rate = (ptn_sz > NumRates)? NumRates: ptn_sz;
2752
2753         for (i = 0; i < num_of_rate; i++)
2754         {
2755                 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
2756         }
2757
2758         return mask;
2759 }
2760
2761 unsigned int update_MCS_rate(struct HT_caps_element *pHT_caps)
2762 {
2763         unsigned int mask = 0;
2764
2765         mask = ((pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20));
2766
2767         return mask;
2768 }
2769
2770 int support_short_GI(_adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
2771 {
2772         unsigned char                                   bit_offset;
2773         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
2774         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2775
2776         if (!(pmlmeinfo->HT_enable))
2777                 return _FAIL;
2778
2779         bit_offset = (bwmode & CHANNEL_WIDTH_40)? 6: 5;
2780
2781         if (pHT_caps->u.HT_cap_element.HT_caps_info & (0x1 << bit_offset))
2782         {
2783                 return _SUCCESS;
2784         }
2785         else
2786         {
2787                 return _FAIL;
2788         }
2789 }
2790
2791 unsigned char get_highest_rate_idx(u32 mask)
2792 {
2793         int i;
2794         unsigned char rate_idx=0;
2795
2796         for(i=31; i>=0; i--)
2797         {
2798                 if(mask & BIT(i))
2799                 {
2800                         rate_idx = i;
2801                         break;
2802                 }
2803         }
2804
2805         return rate_idx;
2806 }
2807
2808 unsigned char get_highest_mcs_rate(struct HT_caps_element *pHT_caps);
2809 unsigned char get_highest_mcs_rate(struct HT_caps_element *pHT_caps)
2810 {
2811         int i, mcs_rate;
2812
2813         mcs_rate = (pHT_caps->u.HT_cap_element.MCS_rate[0] | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 8));
2814
2815         for (i = 15; i >= 0; i--)
2816         {
2817                 if (mcs_rate & (0x1 << i))
2818                 {
2819                         break;
2820                 }
2821         }
2822
2823         return i;
2824 }
2825
2826 void Update_RA_Entry(_adapter *padapter, struct sta_info *psta)
2827 {
2828         rtw_hal_update_ra_mask(psta, 0);
2829 }
2830
2831 void enable_rate_adaptive(_adapter *padapter, struct sta_info *psta);
2832 void enable_rate_adaptive(_adapter *padapter, struct sta_info *psta)
2833 {
2834         Update_RA_Entry(padapter, psta);
2835 }
2836
2837 void set_sta_rate(_adapter *padapter, struct sta_info *psta)
2838 {
2839         //rate adaptive
2840         enable_rate_adaptive(padapter, psta);
2841 }
2842
2843 // Update RRSR and Rate for USERATE
2844 void update_tx_basic_rate(_adapter *padapter, u8 wirelessmode)
2845 {
2846         NDIS_802_11_RATES_EX    supported_rates;
2847         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
2848 #ifdef CONFIG_P2P
2849         struct wifidirect_info* pwdinfo = &padapter->wdinfo;
2850
2851         //      Added by Albert 2011/03/22
2852         //      In the P2P mode, the driver should not support the b mode.
2853         //      So, the Tx packet shouldn't use the CCK rate
2854         if(!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
2855                 return;
2856 #endif //CONFIG_P2P
2857 #ifdef CONFIG_INTEL_WIDI
2858         if (padapter->mlmepriv.widi_state != INTEL_WIDI_STATE_NONE)
2859                 return;
2860 #endif //CONFIG_INTEL_WIDI
2861
2862         _rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
2863
2864         //clear B mod if current channel is in 5G band, avoid tx cck rate in 5G band.
2865         if(pmlmeext->cur_channel > 14)
2866                 wirelessmode &= ~(WIRELESS_11B);
2867
2868         if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B)) {
2869                 _rtw_memcpy(supported_rates, rtw_basic_rate_cck, 4);
2870         } else if (wirelessmode & WIRELESS_11B) {
2871                 _rtw_memcpy(supported_rates, rtw_basic_rate_mix, 7);
2872         } else {
2873                 _rtw_memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
2874         }
2875
2876         if (wirelessmode & WIRELESS_11B)
2877                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
2878         else
2879                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
2880
2881         rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
2882 }
2883
2884 unsigned char check_assoc_AP(u8 *pframe, uint len)
2885 {
2886         unsigned int    i;
2887         PNDIS_802_11_VARIABLE_IEs       pIE;
2888
2889         for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;)
2890         {
2891                 pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i);
2892
2893                 switch (pIE->ElementID)
2894                 {
2895                         case _VENDOR_SPECIFIC_IE_:
2896                                 if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3)))
2897                                 {
2898                                         DBG_871X("link to Artheros AP\n");
2899                                         return HT_IOT_PEER_ATHEROS;
2900                                 }
2901                                 else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3))
2902                                                         || (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))
2903                                                         || (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3)))
2904                                 {
2905                                         DBG_871X("link to Broadcom AP\n");
2906                                         return HT_IOT_PEER_BROADCOM;
2907                                 }
2908                                 else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3))
2909                                 {
2910                                         DBG_871X("link to Marvell AP\n");
2911                                         return HT_IOT_PEER_MARVELL;
2912                                 }
2913                                 else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3))
2914                                 {
2915                                         DBG_871X("link to Ralink AP\n");
2916                                         return HT_IOT_PEER_RALINK;
2917                                 }
2918                                 else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3))
2919                                 {
2920                                         DBG_871X("link to Cisco AP\n");
2921                                         return HT_IOT_PEER_CISCO;
2922                                 }
2923                                 else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3))
2924                                 {
2925                                         u32     Vender = HT_IOT_PEER_REALTEK;
2926
2927                                         if(pIE->Length >= 5) {
2928                                                 if(pIE->data[4]==1)
2929                                                 {
2930                                                         //if(pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE)
2931                                                         //      bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE;
2932
2933                                                         if(pIE->data[5] & RT_HT_CAP_USE_92SE)
2934                                                         {
2935                                                                 //bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE;
2936                                                                 Vender = HT_IOT_PEER_REALTEK_92SE;
2937                                                         }
2938                                                 }
2939
2940                                                 if(pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
2941                                                         Vender = HT_IOT_PEER_REALTEK_SOFTAP;
2942
2943                                                 if(pIE->data[4] == 2)
2944                                                 {
2945                                                         if(pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) {
2946                                                                 Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
2947                                                                 DBG_871X("link to Realtek JAGUAR_BCUTAP\n");
2948                                                         }
2949                                                         if(pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) {
2950                                                                 Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
2951                                                                 DBG_871X("link to Realtek JAGUAR_CCUTAP\n");
2952                                                         }
2953                                                 }
2954                                         }
2955
2956                                         DBG_871X("link to Realtek AP\n");
2957                                         return Vender;
2958                                 }
2959                                 else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI,3))
2960                                 {
2961                                         DBG_871X("link to Airgo Cap\n");
2962                                         return HT_IOT_PEER_AIRGO;
2963                                 }
2964                                 else
2965                                 {
2966                                         break;
2967                                 }
2968
2969                         default:
2970                                 break;
2971                 }
2972
2973                 i += (pIE->Length + 2);
2974         }
2975
2976         DBG_871X("link to new AP\n");
2977         return HT_IOT_PEER_UNKNOWN;
2978 }
2979
2980 void update_IOT_info(_adapter *padapter)
2981 {
2982         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
2983         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2984
2985         switch (pmlmeinfo->assoc_AP_vendor)
2986         {
2987                 case HT_IOT_PEER_MARVELL:
2988                         pmlmeinfo->turboMode_cts2self = 1;
2989                         pmlmeinfo->turboMode_rtsen = 0;
2990                         break;
2991
2992                 case HT_IOT_PEER_RALINK:
2993                         pmlmeinfo->turboMode_cts2self = 0;
2994                         pmlmeinfo->turboMode_rtsen = 1;
2995                         //disable high power
2996                         Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), _FALSE);
2997                         break;
2998                 case HT_IOT_PEER_REALTEK:
2999                         //rtw_write16(padapter, 0x4cc, 0xffff);
3000                         //rtw_write16(padapter, 0x546, 0x01c0);
3001                         //disable high power
3002                         Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), _FALSE);
3003                         break;
3004                 default:
3005                         pmlmeinfo->turboMode_cts2self = 0;
3006                         pmlmeinfo->turboMode_rtsen = 1;
3007                         break;
3008         }
3009
3010 }
3011
3012 void update_capinfo(PADAPTER Adapter, u16 updateCap)
3013 {
3014         struct mlme_ext_priv    *pmlmeext = &Adapter->mlmeextpriv;
3015         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3016         BOOLEAN         ShortPreamble;
3017
3018         // Check preamble mode, 2005.01.06, by rcnjko.
3019         // Mark to update preamble value forever, 2008.03.18 by lanhsin
3020         //if( pMgntInfo->RegPreambleMode == PREAMBLE_AUTO )
3021         {
3022
3023                 if(updateCap & cShortPreamble)
3024                 { // Short Preamble
3025                         if(pmlmeinfo->preamble_mode != PREAMBLE_SHORT) // PREAMBLE_LONG or PREAMBLE_AUTO
3026                         {
3027                                 ShortPreamble = _TRUE;
3028                                 pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
3029                                 rtw_hal_set_hwreg( Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble );
3030                         }
3031                 }
3032                 else
3033                 { // Long Preamble
3034                         if(pmlmeinfo->preamble_mode != PREAMBLE_LONG)  // PREAMBLE_SHORT or PREAMBLE_AUTO
3035                         {
3036                                 ShortPreamble = _FALSE;
3037                                 pmlmeinfo->preamble_mode = PREAMBLE_LONG;
3038                                 rtw_hal_set_hwreg( Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble );
3039                         }
3040                 }
3041         }
3042
3043         if ( updateCap & cIBSS ) {
3044                 //Filen: See 802.11-2007 p.91
3045                 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3046         }
3047         else
3048         {
3049                 //Filen: See 802.11-2007 p.90
3050                 if( pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC))
3051                 {
3052                         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
3053                 }
3054                 else if( pmlmeext->cur_wireless_mode & (WIRELESS_11G))
3055                 {
3056                         if( (updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */)
3057                         { // Short Slot Time
3058                                 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
3059                         }
3060                         else
3061                         { // Long Slot Time
3062                                 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3063                         }
3064                 }
3065                 else
3066                 {
3067                         //B Mode
3068                         pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
3069                 }
3070         }
3071
3072         rtw_hal_set_hwreg( Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime );
3073
3074 }
3075
3076 void update_wireless_mode(_adapter *padapter)
3077 {
3078         int ratelen, network_type = 0;
3079         u32 SIFS_Timer;
3080         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3081         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3082         WLAN_BSSID_EX           *cur_network = &(pmlmeinfo->network);
3083         unsigned char                   *rate = cur_network->SupportedRates;
3084 #ifdef CONFIG_P2P
3085         struct wifidirect_info  *pwdinfo= &(padapter->wdinfo);
3086 #endif //CONFIG_P2P
3087
3088         ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
3089
3090         if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
3091         {
3092                 pmlmeinfo->HT_enable = 1;
3093         }
3094
3095         if(pmlmeext->cur_channel > 14)
3096         {
3097                 if (pmlmeinfo->VHT_enable)
3098                         network_type = WIRELESS_11AC;
3099                 else if (pmlmeinfo->HT_enable)
3100                         network_type = WIRELESS_11_5N;
3101
3102                 network_type |= WIRELESS_11A;
3103         }
3104         else
3105         {
3106                 if (pmlmeinfo->VHT_enable)
3107                         network_type = WIRELESS_11AC;
3108                 else if (pmlmeinfo->HT_enable)
3109                         network_type = WIRELESS_11_24N;
3110
3111                 if ((cckratesonly_included(rate, ratelen)) == _TRUE)
3112                 {
3113                         network_type |= WIRELESS_11B;
3114                 }
3115                 else if((cckrates_included(rate, ratelen)) == _TRUE)
3116                 {
3117                         network_type |= WIRELESS_11BG;
3118                 }
3119                 else
3120                 {
3121                         network_type |= WIRELESS_11G;
3122                 }
3123         }
3124
3125         pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
3126 /*
3127         if((pmlmeext->cur_wireless_mode==WIRELESS_11G) ||
3128                 (pmlmeext->cur_wireless_mode==WIRELESS_11BG))//WIRELESS_MODE_G)
3129                 SIFS_Timer = 0x0a0a;//CCK
3130         else
3131                 SIFS_Timer = 0x0e0e;//pHalData->SifsTime; //OFDM
3132 */
3133
3134         SIFS_Timer = 0x0a0a0808; //0x0808 -> for CCK, 0x0a0a -> for OFDM
3135                              //change this value if having IOT issues.
3136
3137         padapter->HalFunc.SetHwRegHandler( padapter, HW_VAR_RESP_SIFS,  (u8 *)&SIFS_Timer);
3138
3139         padapter->HalFunc.SetHwRegHandler( padapter, HW_VAR_WIRELESS_MODE,  (u8 *)&(pmlmeext->cur_wireless_mode));
3140
3141 #ifdef CONFIG_P2P
3142         //      Added by Thomas 20130822
3143         //      In P2P enable, do not set tx rate.
3144         //      workaround for Actiontec GO case.
3145         //      The Actiontec will use 1M to tx the beacon in 1.1.0 firmware.
3146         if(!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
3147                 return;
3148 #endif //CONFIG_P2P
3149
3150         if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
3151                 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
3152          else
3153                 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
3154 }
3155
3156 void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value);
3157 void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value)
3158 {
3159 #if 0
3160         struct cmd_obj                                  *ph2c;
3161         struct reg_rw_parm                      *pwriteMacPara;
3162         struct cmd_priv                                 *pcmdpriv = &(padapter->cmdpriv);
3163
3164         if ((ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj))) == NULL)
3165         {
3166                 return;
3167         }
3168
3169         if ((pwriteMacPara = (struct reg_rw_parm*)rtw_malloc(sizeof(struct reg_rw_parm))) == NULL)
3170         {
3171                 rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj));
3172                 return;
3173         }
3174
3175         pwriteMacPara->rw = 1;
3176         pwriteMacPara->addr = addr;
3177         pwriteMacPara->value = value;
3178
3179         init_h2fwcmd_w_parm_no_rsp(ph2c, pwriteMacPara, GEN_CMD_CODE(_Write_MACREG));
3180         rtw_enqueue_cmd(pcmdpriv, ph2c);
3181 #endif
3182 }
3183
3184 void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
3185 {
3186         if(IsSupportedTxCCK(wireless_mode))
3187         {
3188                 // Only B, B/G, and B/G/N AP could use CCK rate
3189                 _rtw_memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
3190                 psta->bssratelen = 4;
3191         }
3192         else
3193         {
3194                 _rtw_memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
3195                 psta->bssratelen = 3;
3196         }
3197 }
3198
3199 int update_sta_support_rate(_adapter *padapter, u8* pvar_ie, uint var_ie_len, int cam_idx)
3200 {
3201         unsigned int    ie_len;
3202         PNDIS_802_11_VARIABLE_IEs       pIE;
3203         int     supportRateNum = 0;
3204         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3205         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3206
3207         pIE = (PNDIS_802_11_VARIABLE_IEs)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
3208         if (pIE == NULL)
3209         {
3210                 return _FAIL;
3211         }
3212
3213         _rtw_memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
3214         supportRateNum = ie_len;
3215
3216         pIE = (PNDIS_802_11_VARIABLE_IEs)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
3217         if (pIE)
3218         {
3219                 _rtw_memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
3220         }
3221
3222         return _SUCCESS;
3223
3224 }
3225
3226 void process_addba_req(_adapter *padapter, u8 *paddba_req, u8 *addr)
3227 {
3228         struct sta_info *psta;
3229         u16 tid, start_seq, param;
3230         struct recv_reorder_ctrl *preorder_ctrl;
3231         struct sta_priv *pstapriv = &padapter->stapriv;
3232         struct ADDBA_request    *preq = (struct ADDBA_request*)paddba_req;
3233         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3234         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3235
3236         psta = rtw_get_stainfo(pstapriv, addr);
3237
3238         if(psta)
3239         {
3240                 start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
3241
3242                 param = le16_to_cpu(preq->BA_para_set);
3243                 tid = (param>>2)&0x0f;
3244
3245                 preorder_ctrl = &psta->recvreorder_ctrl[tid];
3246
3247                 #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ
3248                 preorder_ctrl->indicate_seq = start_seq;
3249                 #ifdef DBG_RX_SEQ
3250                 DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __FUNCTION__, __LINE__,
3251                         preorder_ctrl->indicate_seq, start_seq);
3252                 #endif
3253                 #else
3254                 preorder_ctrl->indicate_seq = 0xffff;
3255                 #endif
3256
3257                 preorder_ctrl->enable =(pmlmeinfo->bAcceptAddbaReq == _TRUE)? _TRUE :_FALSE;
3258         }
3259
3260 }
3261
3262 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
3263 {
3264         u8* pIE;
3265         u32 *pbuf;
3266
3267         pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3268         pbuf = (u32*)pIE;
3269
3270         pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
3271
3272         pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
3273
3274         pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
3275 }
3276
3277 void correct_TSF(_adapter *padapter, struct mlme_ext_priv *pmlmeext)
3278 {
3279         rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, 0);
3280 }
3281
3282 void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
3283 {
3284         int i;
3285         u8* pIE;
3286         u32 *pbuf;
3287         u64 tsf=0;
3288         u32 delay_ms;
3289         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3290
3291
3292         pmlmeext->bcn_cnt++;
3293
3294         pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
3295         pbuf = (u32*)pIE;
3296
3297         tsf = le32_to_cpu(*(pbuf+1));
3298         tsf = tsf << 32;
3299         tsf |= le32_to_cpu(*pbuf);
3300
3301         //DBG_871X("%s(): tsf_upper= 0x%08x, tsf_lower=0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf);
3302
3303         //delay = (timestamp mod 1024*100)/1000 (unit: ms)
3304         //delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000;
3305         delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024));
3306         delay_ms = delay_ms/1000;
3307
3308         if(delay_ms >= 8)
3309         {
3310                 pmlmeext->bcn_delay_cnt[8]++;
3311                 //pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt;
3312         }
3313         else
3314         {
3315                 pmlmeext->bcn_delay_cnt[delay_ms]++;
3316                 //pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt;
3317         }
3318
3319 /*
3320         DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
3321
3322
3323         for(i=0; i<9; i++)
3324         {
3325                 DBG_871X("%s():bcn_delay_cnt[%d]=%d,  bcn_delay_ratio[%d]=%d\n", __func__, i,
3326                         pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]);
3327         }
3328 */
3329
3330         //dump for  adaptive_early_32k
3331         if(pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done==_TRUE))
3332         {
3333                 u8 ratio_20_delay, ratio_80_delay;
3334                 u8 DrvBcnEarly, DrvBcnTimeOut;
3335
3336                 ratio_20_delay = 0;
3337                 ratio_80_delay = 0;
3338                 DrvBcnEarly = 0xff;
3339                 DrvBcnTimeOut = 0xff;
3340
3341                 DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
3342
3343                 for(i=0; i<9; i++)
3344                 {
3345                         pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) /pmlmeext->bcn_cnt;
3346
3347
3348                         //DBG_871X("%s():bcn_delay_cnt[%d]=%d,  bcn_delay_ratio[%d]=%d\n", __func__, i,
3349                         //      pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]);
3350
3351                         ratio_20_delay += pmlmeext->bcn_delay_ratio[i];
3352                         ratio_80_delay += pmlmeext->bcn_delay_ratio[i];
3353
3354                         if(ratio_20_delay > 20 && DrvBcnEarly == 0xff)
3355                         {
3356                                 DrvBcnEarly = i;
3357                                 //DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly);
3358                         }
3359
3360                         if(ratio_80_delay > 80 && DrvBcnTimeOut == 0xff)
3361                         {
3362                                 DrvBcnTimeOut = i;
3363                                 //DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut);
3364                         }
3365
3366                         //reset adaptive_early_32k cnt
3367                         pmlmeext->bcn_delay_cnt[i] = 0;
3368                         pmlmeext->bcn_delay_ratio[i] = 0;
3369                 }
3370
3371                 pmlmeext->DrvBcnEarly = DrvBcnEarly;
3372                 pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut;
3373
3374                 pmlmeext->bcn_cnt = 0;
3375         }
3376
3377 }
3378
3379
3380 void beacon_timing_control(_adapter *padapter)
3381 {
3382         rtw_hal_bcn_related_reg_setting(padapter);
3383 }
3384
3385 #define CONFIG_SHARED_BMC_MACID
3386
3387 void dump_macid_map(void *sel, struct macid_bmp *map, u8 max_num)
3388 {
3389         DBG_871X_SEL_NL(sel, "0x%08x\n", map->m0);
3390 #if (MACID_NUM_SW_LIMIT > 32)
3391         if (max_num && max_num > 32)
3392                 DBG_871X_SEL_NL(sel, "0x%08x\n", map->m1);
3393 #endif
3394 #if (MACID_NUM_SW_LIMIT > 64)
3395         if (max_num && max_num > 64)
3396                 DBG_871X_SEL_NL(sel, "0x%08x\n", map->m2);
3397 #endif
3398 #if (MACID_NUM_SW_LIMIT > 96)
3399         if (max_num && max_num > 96)
3400                 DBG_871X_SEL_NL(sel, "0x%08x\n", map->m3);
3401 #endif
3402 }
3403
3404 inline bool rtw_macid_is_set(struct macid_bmp *map, u8 id)
3405 {
3406         if (id < 32)
3407                 return (map->m0 & BIT(id));
3408 #if (MACID_NUM_SW_LIMIT > 32)
3409         else if (id < 64)
3410                 return (map->m1 & BIT(id-32));
3411 #endif
3412 #if (MACID_NUM_SW_LIMIT > 64)
3413         else if (id < 96)
3414                 return (map->m2 & BIT(id-64));
3415 #endif
3416 #if (MACID_NUM_SW_LIMIT > 96)
3417         else if (id < 128)
3418                 return (map->m3 & BIT(id-96));
3419 #endif
3420         else
3421                 rtw_warn_on(1);
3422
3423         return 0;
3424 }
3425
3426 inline void rtw_macid_map_set(struct macid_bmp *map, u8 id)
3427 {
3428         if (id < 32)
3429                 map->m0 |= BIT(id);
3430 #if (MACID_NUM_SW_LIMIT > 32)
3431         else if (id < 64)
3432                 map->m1 |= BIT(id-32);
3433 #endif
3434 #if (MACID_NUM_SW_LIMIT > 64)
3435         else if (id < 96)
3436                 map->m2 |= BIT(id-64);
3437 #endif
3438 #if (MACID_NUM_SW_LIMIT > 96)
3439         else if (id < 128)
3440                 map->m3 |= BIT(id-96);
3441 #endif
3442         else
3443                 rtw_warn_on(1);
3444 }
3445
3446 inline void rtw_macid_map_clr(struct macid_bmp *map, u8 id)
3447 {
3448         if (id < 32)
3449                 map->m0 &= ~BIT(id);
3450 #if (MACID_NUM_SW_LIMIT > 32)
3451         else if (id < 64)
3452                 map->m1 &= ~BIT(id-32);
3453 #endif
3454 #if (MACID_NUM_SW_LIMIT > 64)
3455         else if (id < 96)
3456                 map->m2 &= ~BIT(id-64);
3457 #endif
3458 #if (MACID_NUM_SW_LIMIT > 96)
3459         else if (id < 128)
3460                 map->m3 &= ~BIT(id-96);
3461 #endif
3462         else
3463                 rtw_warn_on(1);
3464 }
3465
3466 inline bool rtw_macid_is_used(struct macid_ctl_t *macid_ctl, u8 id)
3467 {
3468         return rtw_macid_is_set(&macid_ctl->used, id);
3469 }
3470
3471 inline bool rtw_macid_is_bmc(struct macid_ctl_t *macid_ctl, u8 id)
3472 {
3473         return rtw_macid_is_set(&macid_ctl->bmc, id);
3474 }
3475
3476 inline s8 rtw_macid_get_if_g(struct macid_ctl_t *macid_ctl, u8 id)
3477 {
3478         int i;
3479
3480 #ifdef CONFIG_SHARED_BMC_MACID
3481         if (rtw_macid_is_bmc(macid_ctl,id))
3482                 return -1;
3483 #endif
3484
3485         for (i=0;i<IFACE_ID_MAX;i++) {
3486                 if (rtw_macid_is_set(&macid_ctl->if_g[i], id))
3487                         return i;
3488         }
3489         return -1;
3490 }
3491
3492 inline s8 rtw_macid_get_ch_g(struct macid_ctl_t *macid_ctl, u8 id)
3493 {
3494         int i;
3495
3496         for (i=0;i<2;i++) {
3497                 if (rtw_macid_is_set(&macid_ctl->ch_g[i], id))
3498                         return i;
3499         }
3500         return -1;
3501 }
3502
3503 void rtw_alloc_macid(_adapter *padapter, struct sta_info *psta)
3504 {
3505         int i;
3506         _irqL irqL;
3507         u8 bc_addr[ETH_ALEN] = {0xff,0xff,0xff,0xff,0xff,0xff};
3508         struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
3509         struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
3510         struct macid_bmp *used_map = &macid_ctl->used;
3511         //static u8 last_id = 0; /* for testing */
3512         u8 last_id = 0;
3513
3514         if (_rtw_memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) {
3515                 psta->mac_id = macid_ctl->num;
3516                 return;
3517         }
3518
3519 #ifdef CONFIG_SHARED_BMC_MACID
3520         if(_rtw_memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) {
3521                 /* use shared broadcast & multicast macid 1 */
3522                 _enter_critical_bh(&macid_ctl->lock, &irqL);
3523                 rtw_macid_map_set(used_map, 1);
3524                 rtw_macid_map_set(&macid_ctl->bmc, 1);
3525                 for (i=0;i<IFACE_ID_MAX;i++)
3526                         rtw_macid_map_set(&macid_ctl->if_g[padapter->iface_id], 1);
3527                 /* TODO ch_g? */
3528                 _exit_critical_bh(&macid_ctl->lock, &irqL);
3529                 i = 1;
3530                 goto assigned;
3531         }
3532 #endif
3533
3534         _enter_critical_bh(&macid_ctl->lock, &irqL);
3535
3536         for (i=last_id;i<macid_ctl->num;i++) {
3537                 #ifdef CONFIG_SHARED_BMC_MACID
3538                 if (i == 1)
3539                         continue;
3540                 #endif
3541                 if (!rtw_macid_is_used(macid_ctl, i))
3542                         break;
3543         }
3544
3545         if (i < macid_ctl->num) {
3546
3547                 rtw_macid_map_set(used_map, i);
3548
3549                 if(_rtw_memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
3550                         rtw_macid_map_set(&macid_ctl->bmc, i);
3551
3552                 rtw_macid_map_set(&macid_ctl->if_g[padapter->iface_id], i);
3553
3554                 /* TODO ch_g? */
3555
3556                 last_id++;
3557                 last_id %= macid_ctl->num;
3558         }
3559
3560         _exit_critical_bh(&macid_ctl->lock, &irqL);
3561
3562         if (i >= macid_ctl->num) {
3563                 psta->mac_id = macid_ctl->num;
3564                 DBG_871X_LEVEL(_drv_err_, FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" no available macid\n"
3565                         , FUNC_ADPT_ARG(padapter), padapter->iface_id+1, MAC_ARG(psta->hwaddr));
3566                 rtw_warn_on(1);
3567                 goto exit;
3568         } else {
3569                 goto assigned;
3570         }
3571
3572 assigned:
3573         psta->mac_id = i;
3574         DBG_871X(FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" macid:%u\n"
3575                 , FUNC_ADPT_ARG(padapter), padapter->iface_id+1, MAC_ARG(psta->hwaddr), psta->mac_id);
3576
3577 exit:
3578         return;
3579 }
3580
3581 void rtw_release_macid(_adapter *padapter, struct sta_info *psta)
3582 {
3583         _irqL irqL;
3584         u8 bc_addr[ETH_ALEN] = {0xff,0xff,0xff,0xff,0xff,0xff};
3585         struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
3586         struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
3587
3588         if(_rtw_memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN))
3589                 return;
3590
3591 #ifdef CONFIG_SHARED_BMC_MACID
3592         if(_rtw_memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
3593                 return;
3594
3595         if (psta->mac_id == 1) {
3596                 DBG_871X_LEVEL(_drv_err_, FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" with macid:%u\n"
3597                         , FUNC_ADPT_ARG(padapter), padapter->iface_id+1, MAC_ARG(psta->hwaddr), psta->mac_id);
3598                 rtw_warn_on(1);
3599                 return;
3600         }
3601 #endif
3602
3603         _enter_critical_bh(&macid_ctl->lock, &irqL);
3604
3605         if (psta->mac_id < macid_ctl->num) {
3606                 int i;
3607
3608                 if (!rtw_macid_is_used(macid_ctl, psta->mac_id)) {
3609                         DBG_871X_LEVEL(_drv_err_, FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" macid:%u not used\n"
3610                                 , FUNC_ADPT_ARG(padapter), padapter->iface_id+1, MAC_ARG(psta->hwaddr), psta->mac_id);
3611                         rtw_warn_on(1);
3612                 }
3613
3614                 rtw_macid_map_clr(&macid_ctl->used, psta->mac_id);
3615                 rtw_macid_map_clr(&macid_ctl->bmc, psta->mac_id);
3616                 for (i=0;i<IFACE_ID_MAX;i++)
3617                         rtw_macid_map_clr(&macid_ctl->if_g[i], psta->mac_id);
3618                 for (i=0;i<2;i++)
3619                         rtw_macid_map_clr(&macid_ctl->ch_g[i], psta->mac_id);
3620         }
3621
3622         _exit_critical_bh(&macid_ctl->lock, &irqL);
3623
3624         psta->mac_id = macid_ctl->num;
3625 }
3626
3627 //For 8188E RA
3628 u8 rtw_search_max_mac_id(_adapter *padapter)
3629 {
3630         u8 max_mac_id=0;
3631         struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
3632         struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj);
3633         int i;
3634         _irqL irqL;
3635
3636         _enter_critical_bh(&macid_ctl->lock, &irqL);
3637         for(i=(macid_ctl->num-1); i>0 ; i--) {
3638                 if (!rtw_macid_is_used(macid_ctl, i))
3639                         break;
3640         }
3641         _exit_critical_bh(&macid_ctl->lock, &irqL);
3642         max_mac_id = i;
3643
3644         return max_mac_id;
3645 }
3646
3647 inline void rtw_macid_ctl_init(struct macid_ctl_t *macid_ctl)
3648 {
3649         _rtw_spinlock_init(&macid_ctl->lock);
3650 }
3651
3652 inline void rtw_macid_ctl_deinit(struct macid_ctl_t *macid_ctl)
3653 {
3654         _rtw_spinlock_free(&macid_ctl->lock);
3655 }
3656
3657 #if 0
3658 unsigned int setup_beacon_frame(_adapter *padapter, unsigned char *beacon_frame)
3659 {
3660         unsigned short                          ATIMWindow;
3661         unsigned char                                   *pframe;
3662         struct tx_desc                          *ptxdesc;
3663         struct rtw_ieee80211_hdr        *pwlanhdr;
3664         unsigned short                          *fctrl;
3665         unsigned int                                    rate_len, len = 0;
3666         struct xmit_priv                        *pxmitpriv = &(padapter->xmitpriv);
3667         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3668         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3669         WLAN_BSSID_EX           *cur_network = &(pmlmeinfo->network);
3670         u8      bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
3671
3672         _rtw_memset(beacon_frame, 0, 256);
3673
3674         pframe = beacon_frame + TXDESC_SIZE;
3675
3676         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3677
3678         fctrl = &(pwlanhdr->frame_ctl);
3679         *(fctrl) = 0;
3680
3681         _rtw_memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
3682         _rtw_memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
3683         _rtw_memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN);
3684
3685         SetFrameSubType(pframe, WIFI_BEACON);
3686
3687         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
3688         len = sizeof(struct rtw_ieee80211_hdr_3addr);
3689
3690         //timestamp will be inserted by hardware
3691         pframe += 8;
3692         len += 8;
3693
3694         // beacon interval: 2 bytes
3695         _rtw_memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
3696
3697         pframe += 2;
3698         len += 2;
3699
3700         // capability info: 2 bytes
3701         _rtw_memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
3702
3703         pframe += 2;
3704         len += 2;
3705
3706         // SSID
3707         pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &len);
3708
3709         // supported rates...
3710         rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
3711         pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8)? 8: rate_len), cur_network->SupportedRates, &len);
3712
3713         // DS parameter set
3714         pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &len);
3715
3716         // IBSS Parameter Set...
3717         //ATIMWindow = cur->Configuration.ATIMWindow;
3718         ATIMWindow = 0;
3719         pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &len);
3720
3721         //todo: ERP IE
3722
3723         // EXTERNDED SUPPORTED RATE
3724         if (rate_len > 8)
3725         {
3726                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &len);
3727         }
3728
3729         if ((len + TXDESC_SIZE) > 256)
3730         {
3731                 //DBG_871X("marc: beacon frame too large\n");
3732                 return 0;
3733         }
3734
3735         //fill the tx descriptor
3736         ptxdesc = (struct tx_desc *)beacon_frame;
3737
3738         //offset 0
3739         ptxdesc->txdw0 |= cpu_to_le32(len & 0x0000ffff);
3740         ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ) << OFFSET_SHT) & 0x00ff0000); //default = 32 bytes for TX Desc
3741
3742         //offset 4
3743         ptxdesc->txdw1 |= cpu_to_le32((0x10 << QSEL_SHT) & 0x00001f00);
3744
3745         //offset 8
3746         ptxdesc->txdw2 |= cpu_to_le32(BMC);
3747         ptxdesc->txdw2 |= cpu_to_le32(BK);
3748
3749         //offset 16
3750         ptxdesc->txdw4 = 0x80000000;
3751
3752         //offset 20
3753         ptxdesc->txdw5 = 0x00000000; //1M
3754
3755         return (len + TXDESC_SIZE);
3756 }
3757 #endif
3758
3759 static _adapter *pbuddy_padapter = NULL;
3760
3761 int rtw_handle_dualmac(_adapter *adapter, bool init)
3762 {
3763         int status = _SUCCESS;
3764         struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
3765
3766         if(adapter->chip_type != RTL8192D)
3767                 goto exit;
3768
3769         if (init) {
3770                 #if 0
3771                 /* For SMSP on 92DU-VC, driver do not probe another Interface. */
3772                 if(dvobj->NumInterfaces == 2 && dvobj->InterfaceNumber != 0 &&
3773                         adapter->registrypriv.mac_phy_mode == 1) {
3774                         DBG_871X("%s(): Do not init another USB Interface because SMSP\n",__FUNCTION__);
3775                         status = _FAIL;
3776                         goto exit;
3777                 }
3778                 #endif
3779
3780                 if (pbuddy_padapter == NULL) {
3781                         pbuddy_padapter = adapter;
3782                         DBG_871X("%s(): pbuddy_padapter == NULL, Set pbuddy_padapter\n",__FUNCTION__);
3783                 } else {
3784                         adapter->pbuddy_adapter = pbuddy_padapter;
3785                         pbuddy_padapter->pbuddy_adapter = adapter;
3786                         // clear global value
3787                         pbuddy_padapter = NULL;
3788                         DBG_871X("%s(): pbuddy_padapter exist, Exchange Information\n",__FUNCTION__);
3789                 }
3790 #ifdef CONFIG_DUALMAC_CONCURRENT
3791                 if (dvobj->InterfaceNumber == 0) {
3792                         //set adapter_type/iface type
3793                         adapter->isprimary = _TRUE;
3794                         adapter->adapter_type = PRIMARY_ADAPTER;
3795                         adapter->iface_type = IFACE_PORT0;
3796                         DBG_871X("%s(): PRIMARY_ADAPTER\n",__FUNCTION__);
3797                 } else {
3798                         //set adapter_type/iface type
3799                         adapter->isprimary = _FALSE;
3800                         adapter->adapter_type = SECONDARY_ADAPTER;
3801                         adapter->iface_type = IFACE_PORT1;
3802                         DBG_871X("%s(): SECONDARY_ADAPTER\n",__FUNCTION__);
3803                 }
3804 #endif
3805         }else {
3806                 pbuddy_padapter = NULL;
3807         }
3808 exit:
3809         return status;
3810 }
3811
3812 _adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
3813 {
3814         _adapter *port0_iface = NULL;
3815         int i;
3816         for (i=0;i<dvobj->iface_nums;i++) {
3817                 if (get_iface_type(dvobj->padapters[i]) == IFACE_PORT0)
3818                         break;
3819         }
3820
3821         if (i<0 || i>=dvobj->iface_nums)
3822                 rtw_warn_on(1);
3823         else
3824                 port0_iface = dvobj->padapters[i];
3825
3826         return port0_iface;
3827 }
3828
3829 /*
3830  * Description:
3831  * rtw_check_invalid_mac_address:
3832  * This is only used for checking mac address valid or not.
3833  *
3834  * Input:
3835  * adapter: mac_address pointer.
3836  *
3837  * Output:
3838  * _TRUE: The mac address is invalid.
3839  * _FALSE: The mac address is valid.
3840  *
3841  * Auther: Isaac.Li
3842  */
3843 u8 rtw_check_invalid_mac_address(u8 *mac_addr) {
3844         u8 null_mac_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
3845         u8 multi_mac_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
3846         u8 res = _FALSE;
3847
3848         if (_rtw_memcmp(mac_addr, null_mac_addr, ETH_ALEN)) {
3849                 res = _TRUE;
3850                 goto func_exit;
3851         }
3852
3853         if (_rtw_memcmp(mac_addr, multi_mac_addr, ETH_ALEN)) {
3854                 res = _TRUE;
3855                 goto func_exit;
3856         }
3857
3858         if (mac_addr[0] & BIT0) {
3859                 res = _TRUE;
3860                 goto func_exit;
3861         }
3862
3863         if (mac_addr[0] & BIT1) {
3864                 res = _TRUE;
3865                 goto func_exit;
3866         }
3867
3868 func_exit:
3869         return res;
3870 }
3871
3872
3873
3874 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
3875 void rtw_get_current_ip_address(PADAPTER padapter, u8 *pcurrentip)
3876 {
3877         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
3878         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3879         struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr;
3880         u8 ipaddress[4];
3881
3882         if ( (pmlmeinfo->state & WIFI_FW_LINKING_STATE) ||
3883                         pmlmeinfo->state & WIFI_FW_AP_STATE) {
3884                 if ( my_ip_ptr != NULL ) {
3885                         struct in_ifaddr *my_ifa_list  = my_ip_ptr->ifa_list ;
3886                         if ( my_ifa_list != NULL ) {
3887                                 ipaddress[0] = my_ifa_list->ifa_address & 0xFF;
3888                                 ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF;
3889                                 ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF;
3890                                 ipaddress[3] = my_ifa_list->ifa_address >> 24;
3891                                 DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__,
3892                                                 ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]);
3893                                 _rtw_memcpy(pcurrentip, ipaddress, 4);
3894                         }
3895                 }
3896         }
3897 }
3898 #endif
3899 #ifdef CONFIG_WOWLAN
3900 void rtw_get_sec_iv(PADAPTER padapter, u8*pcur_dot11txpn, u8 *StaAddr)
3901 {
3902         struct sta_info         *psta;
3903         struct security_priv *psecpriv = &padapter->securitypriv;
3904
3905         _rtw_memset(pcur_dot11txpn, 0, 8);
3906         if(NULL == StaAddr)
3907                 return;
3908         psta = rtw_get_stainfo(&padapter->stapriv, StaAddr);
3909         DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n",
3910                 __func__, StaAddr[0], StaAddr[1], StaAddr[2],
3911                 StaAddr[3], StaAddr[4], StaAddr[5]);
3912
3913         if(psta)
3914         {
3915                 if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0)
3916                         psta->dot11txpn.val--;
3917                 AES_IV(pcur_dot11txpn, psta->dot11txpn, 0);
3918
3919                 DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x \n"
3920                 , __func__, pcur_dot11txpn[0],pcur_dot11txpn[1],
3921                 pcur_dot11txpn[2],pcur_dot11txpn[3], pcur_dot11txpn[4],
3922                 pcur_dot11txpn[5],pcur_dot11txpn[6],pcur_dot11txpn[7]);
3923         }
3924 }
3925 void rtw_set_sec_pn(PADAPTER padapter)
3926 {
3927         struct sta_info         *psta;
3928         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3929         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3930         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
3931                 struct security_priv *psecpriv = &padapter->securitypriv;
3932
3933         psta = rtw_get_stainfo(&padapter->stapriv,
3934                         get_my_bssid(&pmlmeinfo->network));
3935
3936         if(psta)
3937         {
3938                 if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val)
3939                 {
3940                         if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_)
3941                                 psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2;
3942                 } else {
3943                         DBG_871X("%s(): FW IV is smaller than driver\n", __func__);
3944                         psta->dot11txpn.val += 2;
3945                 }
3946                 DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__ ,psta->dot11txpn.val);
3947         }
3948 }
3949 #endif //CONFIG_WOWLAN
3950
3951 #ifdef CONFIG_PNO_SUPPORT
3952 #define CSCAN_TLV_TYPE_SSID_IE  'S'
3953 #define CIPHER_IE "key_mgmt="
3954 #define CIPHER_NONE "NONE"
3955 #define CIPHER_WPA_PSK "WPA-PSK"
3956 #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X"
3957 /*
3958  *  SSIDs list parsing from cscan tlv list
3959  */
3960 int rtw_parse_ssid_list_tlv(char** list_str, pno_ssid_t* ssid,
3961         int max, int *bytes_left) {
3962         char* str;
3963
3964         int idx = 0;
3965
3966         if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) {
3967                 DBG_871X("%s error paramters\n", __func__);
3968                 return -1;
3969         }
3970
3971         str = *list_str;
3972         while (*bytes_left > 0) {
3973
3974                 if (str[0] != CSCAN_TLV_TYPE_SSID_IE) {
3975                         *list_str = str;
3976                         DBG_871X("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]);
3977                         return idx;
3978                 }
3979
3980                 /* Get proper CSCAN_TLV_TYPE_SSID_IE */
3981                 *bytes_left -= 1;
3982                 str += 1;
3983
3984                 if (str[0] == 0) {
3985                         /* Broadcast SSID */
3986                         ssid[idx].SSID_len = 0;
3987                         memset((char*)ssid[idx].SSID, 0x0, WLAN_SSID_MAXLEN);
3988                         *bytes_left -= 1;
3989                         str += 1;
3990
3991                         DBG_871X("BROADCAST SCAN  left=%d\n", *bytes_left);
3992                 }
3993                 else if (str[0] <= WLAN_SSID_MAXLEN) {
3994                          /* Get proper SSID size */
3995                         ssid[idx].SSID_len = str[0];
3996                         *bytes_left -= 1;
3997                         str += 1;
3998
3999                         /* Get SSID */
4000                         if (ssid[idx].SSID_len > *bytes_left) {
4001                                 DBG_871X("%s out of memory range len=%d but left=%d\n",
4002                                 __func__, ssid[idx].SSID_len, *bytes_left);
4003                                 return -1;
4004                         }
4005
4006                         memcpy((char*)ssid[idx].SSID, str, ssid[idx].SSID_len);
4007
4008                         *bytes_left -= ssid[idx].SSID_len;
4009                         str += ssid[idx].SSID_len;
4010
4011                         DBG_871X("%s :size=%d left=%d\n",
4012                                 (char*)ssid[idx].SSID, ssid[idx].SSID_len, *bytes_left);
4013                 }
4014                 else {
4015                         DBG_871X("### SSID size more that %d\n", str[0]);
4016                         return -1;
4017                 }
4018
4019                 if (idx++ >  max) {
4020                         DBG_871X("%s number of SSIDs more that %d\n", __func__, idx);
4021                         return -1;
4022                 }
4023         }
4024
4025         *list_str = str;
4026         return idx;
4027 }
4028
4029 int rtw_parse_cipher_list(struct pno_nlo_info *nlo_info, char* list_str) {
4030
4031         char *pch, *pnext, *pend;
4032         u8 key_len = 0, index = 0;
4033
4034         pch = list_str;
4035
4036         if (nlo_info == NULL || list_str == NULL) {
4037                 DBG_871X("%s error paramters\n", __func__);
4038                 return -1;
4039         }
4040
4041         while (strlen(pch) != 0) {
4042                 pnext = strstr(pch, "key_mgmt=");
4043                 if (pnext != NULL) {
4044                         pch = pnext + strlen(CIPHER_IE);
4045                         pend = strstr(pch, "}");
4046                         if (strncmp(pch, CIPHER_NONE,
4047                                                 strlen(CIPHER_NONE)) == 0) {
4048                                 nlo_info->ssid_cipher_info[index] = 0x00;
4049                         } else if (strncmp(pch, CIPHER_WPA_PSK,
4050                                                 strlen(CIPHER_WPA_PSK)) == 0) {
4051                                 nlo_info->ssid_cipher_info[index] = 0x66;
4052                         } else if (strncmp(pch, CIPHER_WPA_EAP,
4053                                                 strlen(CIPHER_WPA_EAP)) == 0) {
4054                                 nlo_info->ssid_cipher_info[index] = 0x01;
4055                         }
4056                         index ++;
4057                         pch = pend + 1;
4058                 } else {
4059                         break;
4060                 }
4061         }
4062         return 0;
4063 }
4064
4065 int rtw_dev_nlo_info_set(struct pno_nlo_info *nlo_info, pno_ssid_t* ssid,
4066         int num, int pno_time, int pno_repeat, int pno_freq_expo_max) {
4067
4068         int i = 0;
4069         struct file *fp;
4070         mm_segment_t fs;
4071         loff_t pos = 0;
4072         u8 *source = NULL;
4073         long len = 0;
4074
4075         DBG_871X("+%s+\n", __func__);
4076
4077         nlo_info->fast_scan_period = pno_time;
4078         nlo_info->ssid_num = num & BIT_LEN_MASK_32(8);
4079         nlo_info->hidden_ssid_num = num & BIT_LEN_MASK_32(8);
4080         nlo_info->slow_scan_period = (pno_time * 2);
4081         nlo_info->fast_scan_iterations = 5;
4082
4083         if (nlo_info->hidden_ssid_num > 8)
4084                 nlo_info->hidden_ssid_num = 8;
4085
4086         //TODO: channel list and probe index is all empty.
4087         for (i = 0 ; i < num ; i++) {
4088                 nlo_info->ssid_length[i]
4089                         = ssid[i].SSID_len;
4090         }
4091
4092         /* cipher array */
4093         fp = filp_open("/data/misc/wifi/wpa_supplicant.conf", O_RDONLY,  0644);
4094         if (IS_ERR(fp)) {
4095                 DBG_871X("Error, wpa_supplicant.conf doesn't exist.\n");
4096                 DBG_871X("Error, cipher array using default value.\n");
4097                 return 0;
4098         }
4099
4100         len = i_size_read(fp->f_path.dentry->d_inode);
4101         if (len < 0 || len > 2048) {
4102                 DBG_871X("Error, file size is bigger than 2048.\n");
4103                 DBG_871X("Error, cipher array using default value.\n");
4104                 return 0;
4105         }
4106
4107         fs = get_fs();
4108         set_fs(KERNEL_DS);
4109
4110         source = rtw_zmalloc(2048);
4111
4112         if (source != NULL) {
4113                 len = vfs_read(fp, source, len, &pos);
4114                 rtw_parse_cipher_list(nlo_info, source);
4115                 rtw_mfree(source, 2048);
4116         }
4117
4118         set_fs(fs);
4119         filp_close(fp, NULL);
4120
4121         DBG_871X("-%s-\n", __func__);
4122         return 0;
4123 }
4124
4125 int rtw_dev_ssid_list_set(struct pno_ssid_list *pno_ssid_list,
4126         pno_ssid_t* ssid, u8 num) {
4127
4128         int i = 0;
4129         if(num > MAX_PNO_LIST_COUNT)
4130                 num = MAX_PNO_LIST_COUNT;
4131
4132         for (i = 0 ; i < num ; i++) {
4133                 _rtw_memcpy(&pno_ssid_list->node[i].SSID,
4134                         ssid[i].SSID, ssid[i].SSID_len);
4135                 pno_ssid_list->node[i].SSID_len = ssid[i].SSID_len;
4136         }
4137         return 0;
4138 }
4139
4140 int rtw_dev_scan_info_set(_adapter *padapter, pno_ssid_t* ssid,
4141         unsigned char ch, unsigned char ch_offset, unsigned short bw_mode) {
4142
4143         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
4144         struct pno_scan_info *scan_info = pwrctl->pscan_info;
4145         int i;
4146
4147         scan_info->channel_num = MAX_SCAN_LIST_COUNT;
4148         scan_info->orig_ch = ch;
4149         scan_info->orig_bw = bw_mode;
4150         scan_info->orig_40_offset = ch_offset;
4151
4152         for(i = 0 ; i < scan_info->channel_num ; i++) {
4153                 if (i < 11)
4154                         scan_info->ssid_channel_info[i].active = 1;
4155                 else
4156                         scan_info->ssid_channel_info[i].active = 0;
4157
4158                 scan_info->ssid_channel_info[i].timeout = 100;
4159
4160                 scan_info->ssid_channel_info[i].tx_power =
4161                         PHY_GetTxPowerIndex(padapter, 0, 0x02, bw_mode, i+1);
4162
4163                 scan_info->ssid_channel_info[i].channel = i+1;
4164         }
4165
4166         DBG_871X("%s, channel_num: %d, orig_ch: %d, orig_bw: %d orig_40_offset: %d\n",
4167                 __func__, scan_info->channel_num, scan_info->orig_ch,
4168                 scan_info->orig_bw, scan_info->orig_40_offset);
4169         return 0;
4170 }
4171
4172 int rtw_dev_pno_set(struct net_device *net, pno_ssid_t* ssid, int num,
4173         int pno_time, int pno_repeat, int pno_freq_expo_max) {
4174
4175         _adapter *padapter = (_adapter *)rtw_netdev_priv(net);
4176         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
4177         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4178
4179         int ret = -1;
4180
4181         if (num == 0) {
4182                 DBG_871X("%s, nssid is zero, no need to setup pno ssid list\n", __func__);
4183                 return 0;
4184         }
4185
4186         if (pwrctl == NULL) {
4187                 DBG_871X("%s, ERROR: pwrctl is NULL\n", __func__);
4188                 return -1;
4189         } else {
4190                 pwrctl->pnlo_info =
4191                         (pno_nlo_info_t*)rtw_zmalloc(sizeof(pno_nlo_info_t));
4192                 pwrctl->pno_ssid_list =
4193                         (pno_ssid_list_t*)rtw_zmalloc(sizeof(pno_ssid_list_t));
4194                 pwrctl->pscan_info =
4195                         (pno_scan_info_t*)rtw_zmalloc(sizeof(pno_scan_info_t));
4196         }
4197
4198         if (pwrctl->pnlo_info == NULL ||
4199                 pwrctl->pscan_info == NULL ||
4200                 pwrctl->pno_ssid_list == NULL){
4201                 DBG_871X("%s, ERROR: alloc nlo_info, ssid_list, scan_info fail\n", __func__);
4202                 goto failing;
4203         }
4204
4205         pwrctl->pno_in_resume = _FALSE;
4206
4207         pwrctl->pno_inited = _TRUE;
4208         /* NLO Info */
4209         ret = rtw_dev_nlo_info_set(pwrctl->pnlo_info, ssid, num,
4210                         pno_time, pno_repeat, pno_freq_expo_max);
4211
4212         /* SSID Info */
4213         ret = rtw_dev_ssid_list_set(pwrctl->pno_ssid_list, ssid, num);
4214
4215         /* SCAN Info */
4216         ret = rtw_dev_scan_info_set(padapter, ssid, pmlmeext->cur_channel,
4217                         pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
4218
4219         DBG_871X("+%s num: %d, pno_time: %d, pno_repeat:%d, pno_freq_expo_max:%d+\n",
4220                  __func__, num, pno_time, pno_repeat, pno_freq_expo_max);
4221
4222         return 0;
4223
4224 failing:
4225         if (pwrctl->pnlo_info) {
4226                 rtw_mfree((u8 *)pwrctl->pnlo_info, sizeof(pno_nlo_info_t));
4227                 pwrctl->pnlo_info = NULL;
4228         }
4229         if (pwrctl->pno_ssid_list) {
4230                 rtw_mfree((u8 *)pwrctl->pno_ssid_list, sizeof(pno_ssid_list_t));
4231                 pwrctl->pno_ssid_list = NULL;
4232         }
4233         if (pwrctl->pscan_info) {
4234                 rtw_mfree((u8 *)pwrctl->pscan_info, sizeof(pno_scan_info_t));
4235                 pwrctl->pscan_info = NULL;
4236         }
4237
4238         return -1;
4239 }
4240
4241 #ifdef CONFIG_PNO_SET_DEBUG
4242 void rtw_dev_pno_debug(struct net_device *net) {
4243         _adapter *padapter = (_adapter *)rtw_netdev_priv(net);
4244         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
4245         int i = 0, j = 0;
4246
4247         DBG_871X("*******NLO_INFO********\n");
4248         DBG_871X("ssid_num: %d\n", pwrctl->pnlo_info->ssid_num);
4249         DBG_871X("fast_scan_iterations: %d\n",
4250                         pwrctl->pnlo_info->fast_scan_iterations);
4251         DBG_871X("fast_scan_period: %d\n", pwrctl->pnlo_info->fast_scan_period);
4252         DBG_871X("slow_scan_period: %d\n", pwrctl->pnlo_info->slow_scan_period);
4253         DBG_871X("ssid_length: ");
4254         for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) {
4255                 printk("%d, ", pwrctl->pnlo_info->ssid_length[i]);
4256         }
4257         DBG_871X("\n");
4258
4259         DBG_871X("cipher_info: ");
4260         for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) {
4261                 DBG_871X("%d, ", pwrctl->pnlo_info->ssid_cipher_info[i]);
4262         }
4263         DBG_871X("\n");
4264
4265         DBG_871X("channel_info: ");
4266         for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) {
4267                 DBG_871X("%d, ", pwrctl->pnlo_info->ssid_channel_info[i]);
4268         }
4269         DBG_871X("\n");
4270
4271         DBG_871X("******SSID_LISD******\n");
4272         for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) {
4273                 DBG_871X("[%d]SSID: %s \n", i,
4274                         pwrctl->pno_ssid_list->node[i].SSID);
4275         }
4276
4277         DBG_871X("******SCAN_INFO******\n");
4278         DBG_871X("ch_num: %d\n", pwrctl->pscan_info->channel_num);
4279         DBG_871X("orig_ch: %d\n", pwrctl->pscan_info->orig_ch);
4280         DBG_871X("orig bw: %d\n", pwrctl->pscan_info->orig_bw);
4281         DBG_871X("orig 40 offset: %d\n", pwrctl->pscan_info->orig_40_offset);
4282         for(i = 0 ; i < MAX_SCAN_LIST_COUNT ; i++) {
4283                 DBG_871X("[%02d] avtive:%d, timeout:%d, tx_power:%d, ch:%02d\n",
4284                         i, pwrctl->pscan_info->ssid_channel_info[i].active,
4285                         pwrctl->pscan_info->ssid_channel_info[i].timeout,
4286                         pwrctl->pscan_info->ssid_channel_info[i].tx_power,
4287                         pwrctl->pscan_info->ssid_channel_info[i].channel);
4288         }
4289         DBG_871X("*****************\n");
4290 }
4291 #endif //CONFIG_PNO_SET_DEBUG
4292 #endif //CONFIG_PNO_SUPPORT