drivers/net/wireless/rtl8188eu/core/rtw_mlme.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 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_MLME_C_
  21
  22 #include <drv_types.h>
  23
  24
  25 extern void indicate_wx_scan_complete_event(_adapter *padapter);
  26 extern u8 rtw_do_join(_adapter * padapter);
  27
  28 #ifdef CONFIG_DISABLE_MCS13TO15
  29 extern unsigned char    MCS_rate_2R_MCS13TO15_OFF[16];
  30 extern unsigned char    MCS_rate_2R[16];
  31 #else //CONFIG_DISABLE_MCS13TO15
  32 extern unsigned char    MCS_rate_2R[16];
  33 #endif //CONFIG_DISABLE_MCS13TO15
  34 extern unsigned char    MCS_rate_1R[16];
  35
  36 sint    _rtw_init_mlme_priv (_adapter* padapter)
  37 {
  38         sint    i;
  39         u8      *pbuf;
  40         struct wlan_network     *pnetwork;
  41         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
  42         sint    res = _SUCCESS;
  43
  44 _func_enter_;
  45
  46         // We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc().
  47         //_rtw_memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv));
  48
  49         pmlmepriv->nic_hdl = (u8 *)padapter;
  50
  51         pmlmepriv->pscanned = NULL;
  52         pmlmepriv->fw_state = WIFI_STATION_STATE; // Must sync with rtw_wdev_alloc()
  53                                                   // wdev->iftype = NL80211_IFTYPE_STATION
  54         pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
  55         pmlmepriv->scan_mode=SCAN_ACTIVE;// 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff)
  56
  57         _rtw_spinlock_init(&(pmlmepriv->lock));
  58         _rtw_init_queue(&(pmlmepriv->free_bss_pool));
  59         _rtw_init_queue(&(pmlmepriv->scanned_queue));
  60
  61         set_scanned_network_val(pmlmepriv, 0);
  62
  63         _rtw_memset(&pmlmepriv->assoc_ssid,0,sizeof(NDIS_802_11_SSID));
  64
  65         pbuf = rtw_zvmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
  66
  67         if (pbuf == NULL){
  68                 res=_FAIL;
  69                 goto exit;
  70         }
  71         pmlmepriv->free_bss_buf = pbuf;
  72
  73         pnetwork = (struct wlan_network *)pbuf;
  74
  75         for(i = 0; i < MAX_BSS_CNT; i++)
  76         {
  77                 _rtw_init_listhead(&(pnetwork->list));
  78
  79                 rtw_list_insert_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
  80
  81                 pnetwork++;
  82         }
  83
  84         //allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf
  85
  86         rtw_clear_scan_deny(padapter);
  87
  88 #ifdef CONFIG_LAYER2_ROAMING
  89         #define RTW_ROAM_SCAN_RESULT_EXP_MS 5*1000
  90         #define RTW_ROAM_RSSI_DIFF_TH 10
  91         #define RTW_ROAM_SCAN_INTERVAL_MS 10*1000
  92
  93         pmlmepriv->roam_flags = 0
  94                 | RTW_ROAM_ON_EXPIRED
  95                 #ifdef CONFIG_LAYER2_ROAMING_RESUME
  96                 | RTW_ROAM_ON_RESUME
  97                 #endif
  98                 #ifdef CONFIG_LAYER2_ROAMING_ACTIVE
  99                 | RTW_ROAM_ACTIVE
 100                 #endif
 101                 ;
 102
 103         pmlmepriv->roam_scanr_exp_ms = RTW_ROAM_SCAN_RESULT_EXP_MS;
 104         pmlmepriv->roam_rssi_diff_th = RTW_ROAM_RSSI_DIFF_TH;
 105         pmlmepriv->roam_scan_int_ms = RTW_ROAM_SCAN_INTERVAL_MS;
 106 #endif /* CONFIG_LAYER2_ROAMING */
 107
 108         rtw_init_mlme_timer(padapter);
 109
 110 exit:
 111
 112 _func_exit_;
 113
 114         return res;
 115 }
 116
 117 void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv);
 118 void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv)
 119 {
 120         _rtw_spinlock_free(&pmlmepriv->lock);
 121         _rtw_spinlock_free(&(pmlmepriv->free_bss_pool.lock));
 122         _rtw_spinlock_free(&(pmlmepriv->scanned_queue.lock));
 123 }
 124
 125 static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
 126 {
 127         if(*ppie)
 128         {
 129                 rtw_mfree(*ppie, *plen);
 130                 *plen = 0;
 131                 *ppie=NULL;
 132         }
 133 }
 134
 135 void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
 136 {
 137 #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
 138         rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
 139         rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
 140         rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
 141         rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
 142         rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
 143         rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
 144
 145         rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
 146         rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
 147         rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
 148         rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
 149         rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
 150 #endif
 151
 152 #if defined(CONFIG_WFD) && defined(CONFIG_IOCTL_CFG80211)
 153         rtw_free_mlme_ie_data(&pmlmepriv->wfd_beacon_ie, &pmlmepriv->wfd_beacon_ie_len);
 154         rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_req_ie, &pmlmepriv->wfd_probe_req_ie_len);
 155         rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_resp_ie, &pmlmepriv->wfd_probe_resp_ie_len);
 156         rtw_free_mlme_ie_data(&pmlmepriv->wfd_go_probe_resp_ie, &pmlmepriv->wfd_go_probe_resp_ie_len);
 157         rtw_free_mlme_ie_data(&pmlmepriv->wfd_assoc_req_ie, &pmlmepriv->wfd_assoc_req_ie_len);
 158 #endif
 159
 160 }
 161
 162 void _rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
 163 {
 164 _func_enter_;
 165
 166         rtw_free_mlme_priv_ie_data(pmlmepriv);
 167
 168         if(pmlmepriv){
 169                 rtw_mfree_mlme_priv_lock (pmlmepriv);
 170
 171                 if (pmlmepriv->free_bss_buf) {
 172                         rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network));
 173                 }
 174         }
 175 _func_exit_;
 176 }
 177
 178 sint    _rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork)
 179 {
 180         _irqL irqL;
 181
 182 _func_enter_;
 183
 184         if (pnetwork == NULL)
 185                 goto exit;
 186
 187         _enter_critical_bh(&queue->lock, &irqL);
 188
 189         rtw_list_insert_tail(&pnetwork->list, &queue->queue);
 190
 191         _exit_critical_bh(&queue->lock, &irqL);
 192
 193 exit:
 194
 195 _func_exit_;
 196
 197         return _SUCCESS;
 198 }
 199
 200 /*
 201 struct  wlan_network *_rtw_dequeue_network(_queue *queue)
 202 {
 203         _irqL irqL;
 204
 205         struct wlan_network *pnetwork;
 206
 207 _func_enter_;
 208
 209         _enter_critical_bh(&queue->lock, &irqL);
 210
 211         if (_rtw_queue_empty(queue) == _TRUE)
 212
 213                 pnetwork = NULL;
 214
 215         else
 216         {
 217                 pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list);
 218
 219                 rtw_list_delete(&(pnetwork->list));
 220         }
 221
 222         _exit_critical_bh(&queue->lock, &irqL);
 223
 224 _func_exit_;
 225
 226         return pnetwork;
 227 }
 228 */
 229
 230 struct  wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv )//(_queue *free_queue)
 231 {
 232         _irqL   irqL;
 233         struct  wlan_network    *pnetwork;
 234         _queue *free_queue = &pmlmepriv->free_bss_pool;
 235         _list* plist = NULL;
 236
 237 _func_enter_;
 238
 239         _enter_critical_bh(&free_queue->lock, &irqL);
 240
 241         if (_rtw_queue_empty(free_queue) == _TRUE) {
 242                 pnetwork=NULL;
 243                 goto exit;
 244         }
 245         plist = get_next(&(free_queue->queue));
 246
 247         pnetwork = LIST_CONTAINOR(plist , struct wlan_network, list);
 248
 249         rtw_list_delete(&pnetwork->list);
 250
 251         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr=%p\n", plist));
 252         pnetwork->network_type = 0;
 253         pnetwork->fixed = _FALSE;
 254         pnetwork->last_scanned = rtw_get_current_time();
 255         pnetwork->aid=0;
 256         pnetwork->join_res=0;
 257
 258         pmlmepriv->num_of_scanned ++;
 259
 260 exit:
 261         _exit_critical_bh(&free_queue->lock, &irqL);
 262
 263 _func_exit_;
 264
 265         return pnetwork;
 266 }
 267
 268 void _rtw_free_network(struct   mlme_priv *pmlmepriv ,struct wlan_network *pnetwork, u8 isfreeall)
 269 {
 270         u32 delta_time;
 271         u32 lifetime = SCANQUEUE_LIFETIME;
 272         _irqL irqL;
 273         _queue *free_queue = &(pmlmepriv->free_bss_pool);
 274
 275 _func_enter_;
 276
 277         if (pnetwork == NULL)
 278                 goto exit;
 279
 280         if (pnetwork->fixed == _TRUE)
 281                 goto exit;
 282
 283         if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==_TRUE ) ||
 284                 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE ) )
 285                 lifetime = 1;
 286
 287         if(!isfreeall)
 288         {
 289                 delta_time = (u32) rtw_get_passing_time_ms(pnetwork->last_scanned);
 290                 if(delta_time < lifetime)// unit:msec
 291                         goto exit;
 292         }
 293
 294         _enter_critical_bh(&free_queue->lock, &irqL);
 295
 296         rtw_list_delete(&(pnetwork->list));
 297
 298         rtw_list_insert_tail(&(pnetwork->list),&(free_queue->queue));
 299
 300         pmlmepriv->num_of_scanned --;
 301
 302
 303         //DBG_871X("_rtw_free_network:SSID=%s\n", pnetwork->network.Ssid.Ssid);
 304
 305         _exit_critical_bh(&free_queue->lock, &irqL);
 306
 307 exit:
 308
 309 _func_exit_;
 310
 311 }
 312
 313 void _rtw_free_network_nolock(struct    mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
 314 {
 315
 316         _queue *free_queue = &(pmlmepriv->free_bss_pool);
 317
 318 _func_enter_;
 319
 320         if (pnetwork == NULL)
 321                 goto exit;
 322
 323         if (pnetwork->fixed == _TRUE)
 324                 goto exit;
 325
 326         //_enter_critical(&free_queue->lock, &irqL);
 327
 328         rtw_list_delete(&(pnetwork->list));
 329
 330         rtw_list_insert_tail(&(pnetwork->list), get_list_head(free_queue));
 331
 332         pmlmepriv->num_of_scanned --;
 333
 334         //_exit_critical(&free_queue->lock, &irqL);
 335
 336 exit:
 337
 338 _func_exit_;
 339
 340 }
 341
 342
 343 /*
 344         return the wlan_network with the matching addr
 345
 346         Shall be calle under atomic context... to avoid possible racing condition...
 347 */
 348 struct wlan_network *_rtw_find_network(_queue *scanned_queue, u8 *addr)
 349 {
 350
 351         //_irqL irqL;
 352         _list   *phead, *plist;
 353         struct  wlan_network *pnetwork = NULL;
 354         u8 zero_addr[ETH_ALEN] = {0,0,0,0,0,0};
 355
 356 _func_enter_;
 357
 358         if(_rtw_memcmp(zero_addr, addr, ETH_ALEN)){
 359                 pnetwork=NULL;
 360                 goto exit;
 361         }
 362
 363         //_enter_critical_bh(&scanned_queue->lock, &irqL);
 364
 365         phead = get_list_head(scanned_queue);
 366         plist = get_next(phead);
 367
 368         while (plist != phead)
 369        {
 370                 pnetwork = LIST_CONTAINOR(plist, struct wlan_network ,list);
 371
 372                 if (_rtw_memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN) == _TRUE)
 373                         break;
 374
 375                 plist = get_next(plist);
 376         }
 377
 378         if(plist == phead)
 379                 pnetwork = NULL;
 380
 381         //_exit_critical_bh(&scanned_queue->lock, &irqL);
 382
 383 exit:
 384
 385 _func_exit_;
 386
 387         return pnetwork;
 388
 389 }
 390
 391
 392 void _rtw_free_network_queue(_adapter *padapter, u8 isfreeall)
 393 {
 394         _irqL irqL;
 395         _list *phead, *plist;
 396         struct wlan_network *pnetwork;
 397         struct mlme_priv* pmlmepriv = &padapter->mlmepriv;
 398         _queue *scanned_queue = &pmlmepriv->scanned_queue;
 399
 400 _func_enter_;
 401
 402
 403         _enter_critical_bh(&scanned_queue->lock, &irqL);
 404
 405         phead = get_list_head(scanned_queue);
 406         plist = get_next(phead);
 407
 408         while (rtw_end_of_queue_search(phead, plist) == _FALSE)
 409         {
 410
 411                 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
 412
 413                 plist = get_next(plist);
 414
 415                 _rtw_free_network(pmlmepriv,pnetwork, isfreeall);
 416
 417         }
 418
 419         _exit_critical_bh(&scanned_queue->lock, &irqL);
 420
 421 _func_exit_;
 422
 423 }
 424
 425
 426
 427
 428 sint rtw_if_up(_adapter *padapter)      {
 429
 430         sint res;
 431 _func_enter_;
 432
 433         if( padapter->bDriverStopped || padapter->bSurpriseRemoved ||
 434                 (check_fwstate(&padapter->mlmepriv, _FW_LINKED)== _FALSE)){
 435                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
 436                 res=_FALSE;
 437         }
 438         else
 439                 res=  _TRUE;
 440
 441 _func_exit_;
 442         return res;
 443 }
 444
 445
 446 void rtw_generate_random_ibss(u8* pibss)
 447 {
 448         u32     curtime = rtw_get_current_time();
 449
 450 _func_enter_;
 451         pibss[0] = 0x02;  //in ad-hoc mode bit1 must set to 1
 452         pibss[1] = 0x11;
 453         pibss[2] = 0x87;
 454         pibss[3] = (u8)(curtime & 0xff) ;//p[0];
 455         pibss[4] = (u8)((curtime>>8) & 0xff) ;//p[1];
 456         pibss[5] = (u8)((curtime>>16) & 0xff) ;//p[2];
 457 _func_exit_;
 458         return;
 459 }
 460
 461 u8 *rtw_get_capability_from_ie(u8 *ie)
 462 {
 463         return (ie + 8 + 2);
 464 }
 465
 466
 467 u16 rtw_get_capability(WLAN_BSSID_EX *bss)
 468 {
 469         u16     val;
 470 _func_enter_;
 471
 472         _rtw_memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
 473
 474 _func_exit_;
 475         return le16_to_cpu(val);
 476 }
 477
 478 u8 *rtw_get_timestampe_from_ie(u8 *ie)
 479 {
 480         return (ie + 0);
 481 }
 482
 483 u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
 484 {
 485         return (ie + 8);
 486 }
 487
 488
 489 int     rtw_init_mlme_priv (_adapter *padapter)//(struct        mlme_priv *pmlmepriv)
 490 {
 491         int     res;
 492 _func_enter_;
 493         res = _rtw_init_mlme_priv(padapter);// (pmlmepriv);
 494 _func_exit_;
 495         return res;
 496 }
 497
 498 void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
 499 {
 500 _func_enter_;
 501         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_mlme_priv\n"));
 502         _rtw_free_mlme_priv (pmlmepriv);
 503 _func_exit_;
 504 }
 505
 506 int     rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork);
 507 int     rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork)
 508 {
 509         int     res;
 510 _func_enter_;
 511         res = _rtw_enqueue_network(queue, pnetwork);
 512 _func_exit_;
 513         return res;
 514 }
 515
 516 /*
 517 static struct   wlan_network *rtw_dequeue_network(_queue *queue)
 518 {
 519         struct wlan_network *pnetwork;
 520 _func_enter_;
 521         pnetwork = _rtw_dequeue_network(queue);
 522 _func_exit_;
 523         return pnetwork;
 524 }
 525 */
 526
 527 struct  wlan_network *rtw_alloc_network(struct  mlme_priv *pmlmepriv );
 528 struct  wlan_network *rtw_alloc_network(struct  mlme_priv *pmlmepriv )//(_queue *free_queue)
 529 {
 530         struct  wlan_network    *pnetwork;
 531 _func_enter_;
 532         pnetwork = _rtw_alloc_network(pmlmepriv);
 533 _func_exit_;
 534         return pnetwork;
 535 }
 536
 537 void rtw_free_network(struct mlme_priv *pmlmepriv, struct       wlan_network *pnetwork, u8 is_freeall);
 538 void rtw_free_network(struct mlme_priv *pmlmepriv, struct       wlan_network *pnetwork, u8 is_freeall)//(struct wlan_network *pnetwork, _queue  *free_queue)
 539 {
 540 _func_enter_;
 541         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s \n\n" , pnetwork->network.Ssid.Ssid));
 542         _rtw_free_network(pmlmepriv, pnetwork, is_freeall);
 543 _func_exit_;
 544 }
 545
 546 void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork );
 547 void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork )
 548 {
 549 _func_enter_;
 550         //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s \n\n" , pnetwork->network.Ssid.Ssid));
 551         _rtw_free_network_nolock(pmlmepriv, pnetwork);
 552 _func_exit_;
 553 }
 554
 555
 556 void rtw_free_network_queue(_adapter* dev, u8 isfreeall)
 557 {
 558 _func_enter_;
 559         _rtw_free_network_queue(dev, isfreeall);
 560 _func_exit_;
 561 }
 562
 563 /*
 564         return the wlan_network with the matching addr
 565
 566         Shall be calle under atomic context... to avoid possible racing condition...
 567 */
 568 struct  wlan_network *rtw_find_network(_queue *scanned_queue, u8 *addr)
 569 {
 570         struct  wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
 571
 572         return pnetwork;
 573 }
 574
 575 int rtw_is_same_ibss(_adapter *adapter, struct wlan_network *pnetwork)
 576 {
 577         int ret=_TRUE;
 578         struct security_priv *psecuritypriv = &adapter->securitypriv;
 579
 580         if ( (psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ ) &&
 581                     ( pnetwork->network.Privacy == 0 ) )
 582         {
 583                 ret=_FALSE;
 584         }
 585         else if((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_ ) &&
 586                  ( pnetwork->network.Privacy == 1 ) )
 587         {
 588                 ret=_FALSE;
 589         }
 590         else
 591         {
 592                 ret=_TRUE;
 593         }
 594
 595         return ret;
 596
 597 }
 598
 599 inline int is_same_ess(WLAN_BSSID_EX *a, WLAN_BSSID_EX *b)
 600 {
 601         //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("(%s,%d)(%s,%d)\n",
 602         //              a->Ssid.Ssid,a->Ssid.SsidLength,b->Ssid.Ssid,b->Ssid.SsidLength));
 603         return (a->Ssid.SsidLength == b->Ssid.SsidLength)
 604                 &&  _rtw_memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength)==_TRUE;
 605 }
 606
 607 int is_same_network(WLAN_BSSID_EX *src, WLAN_BSSID_EX *dst, u8 feature)
 608 {
 609          u16 s_cap, d_cap;
 610
 611 _func_enter_;
 612
 613         if(rtw_bug_check(dst, src, &s_cap, &d_cap)==_FALSE)
 614                         return _FALSE;
 615
 616         _rtw_memcpy((u8 *)&s_cap, rtw_get_capability_from_ie(src->IEs), 2);
 617         _rtw_memcpy((u8 *)&d_cap, rtw_get_capability_from_ie(dst->IEs), 2);
 618
 619
 620         s_cap = le16_to_cpu(s_cap);
 621         d_cap = le16_to_cpu(d_cap);
 622
 623 _func_exit_;
 624
 625 #ifdef CONFIG_P2P
 626         if ((feature == 1) && // 1: P2P supported
 627                 (_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN) == _TRUE)
 628                 ) {
 629                 return _TRUE;
 630         }
 631 #endif
 632
 633         return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
 634                 //      (src->Configuration.DSConfig == dst->Configuration.DSConfig) &&
 635                         ( (_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN)) == _TRUE) &&
 636                         ( (_rtw_memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength)) == _TRUE) &&
 637                         ((s_cap & WLAN_CAPABILITY_IBSS) ==
 638                         (d_cap & WLAN_CAPABILITY_IBSS)) &&
 639                         ((s_cap & WLAN_CAPABILITY_BSS) ==
 640                         (d_cap & WLAN_CAPABILITY_BSS)));
 641
 642 }
 643
 644 struct wlan_network *_rtw_find_same_network(_queue *scanned_queue, struct wlan_network *network)
 645 {
 646         _list *phead, *plist;
 647         struct wlan_network *found = NULL;
 648
 649         phead = get_list_head(scanned_queue);
 650         plist = get_next(phead);
 651
 652         while (plist != phead) {
 653                 found = LIST_CONTAINOR(plist, struct wlan_network ,list);
 654
 655                 if (is_same_network(&network->network, &found->network,0))
 656                         break;
 657
 658                 plist = get_next(plist);
 659         }
 660
 661         if(plist == phead)
 662                 found = NULL;
 663 exit:
 664         return found;
 665 }
 666
 667 struct wlan_network *rtw_find_same_network(_queue *scanned_queue, struct wlan_network *network)
 668 {
 669         _irqL irqL;
 670         struct wlan_network *found = NULL;
 671
 672         if (scanned_queue == NULL || network == NULL)
 673                 goto exit;
 674
 675         _enter_critical_bh(&scanned_queue->lock, &irqL);
 676         found = _rtw_find_same_network(scanned_queue, network);
 677         _exit_critical_bh(&scanned_queue->lock, &irqL);
 678
 679 exit:
 680         return found;
 681 }
 682
 683 struct  wlan_network    * rtw_get_oldest_wlan_network(_queue *scanned_queue)
 684 {
 685         _list   *plist, *phead;
 686
 687
 688         struct  wlan_network    *pwlan = NULL;
 689         struct  wlan_network    *oldest = NULL;
 690 _func_enter_;
 691         phead = get_list_head(scanned_queue);
 692
 693         plist = get_next(phead);
 694
 695         while(1)
 696         {
 697
 698                 if (rtw_end_of_queue_search(phead,plist)== _TRUE)
 699                         break;
 700
 701                 pwlan= LIST_CONTAINOR(plist, struct wlan_network, list);
 702
 703                 if(pwlan->fixed!=_TRUE)
 704                 {
 705                         if (oldest == NULL ||time_after(oldest->last_scanned, pwlan->last_scanned))
 706                                 oldest = pwlan;
 707                 }
 708
 709                 plist = get_next(plist);
 710         }
 711 _func_exit_;
 712         return oldest;
 713
 714 }
 715
 716 void update_network(WLAN_BSSID_EX *dst, WLAN_BSSID_EX *src,
 717         _adapter * padapter, bool update_ie)
 718 {
 719         u8 ss_ori = dst->PhyInfo.SignalStrength;
 720         u8 sq_ori = dst->PhyInfo.SignalQuality;
 721         long rssi_ori = dst->Rssi;
 722
 723         u8 ss_smp = src->PhyInfo.SignalStrength;
 724         u8 sq_smp = src->PhyInfo.SignalQuality;
 725         long rssi_smp = src->Rssi;
 726
 727         u8 ss_final;
 728         u8 sq_final;
 729         long rssi_final;
 730
 731 _func_enter_;
 732
 733 #ifdef CONFIG_ANTENNA_DIVERSITY
 734         rtw_hal_antdiv_rssi_compared(padapter, dst, src); //this will update src.Rssi, need consider again
 735 #endif
 736
 737         #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
 738         if(strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
 739                 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT", ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n"
 740                         , FUNC_ADPT_ARG(padapter)
 741                         , src->Ssid.Ssid, MAC_ARG(src->MacAddress), src->Configuration.DSConfig
 742                         ,ss_ori, sq_ori, rssi_ori
 743                         ,ss_smp, sq_smp, rssi_smp
 744                 );
 745         }
 746         #endif
 747
 748         /* The rule below is 1/5 for sample value, 4/5 for history value */
 749         if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
 750                 /* Take the recvpriv's value for the connected AP*/
 751                 ss_final = padapter->recvpriv.signal_strength;
 752                 sq_final = padapter->recvpriv.signal_qual;
 753                 /* the rssi value here is undecorated, and will be used for antenna diversity */
 754                 if(sq_smp != 101) /* from the right channel */
 755                         rssi_final = (src->Rssi+dst->Rssi*4)/5;
 756                 else
 757                         rssi_final = rssi_ori;
 758         }
 759         else {
 760                 if(sq_smp != 101) { /* from the right channel */
 761                         ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
 762                         sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
 763                         rssi_final = (src->Rssi+dst->Rssi*4)/5;
 764                 } else {
 765                         /* bss info not receving from the right channel, use the original RX signal infos */
 766                         ss_final = dst->PhyInfo.SignalStrength;
 767                         sq_final = dst->PhyInfo.SignalQuality;
 768                         rssi_final = dst->Rssi;
 769                 }
 770
 771         }
 772
 773         if (update_ie) {
 774                 dst->Reserved[0] = src->Reserved[0];
 775                 dst->Reserved[1] = src->Reserved[1];
 776                 _rtw_memcpy((u8 *)dst, (u8 *)src, get_WLAN_BSSID_EX_sz(src));
 777         }
 778
 779         dst->PhyInfo.SignalStrength = ss_final;
 780         dst->PhyInfo.SignalQuality = sq_final;
 781         dst->Rssi = rssi_final;
 782
 783         #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
 784         if(strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
 785                 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
 786                         , FUNC_ADPT_ARG(padapter)
 787                         , dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
 788         }
 789         #endif
 790
 791 #if 0 // old codes, may be useful one day...
 792 //      DBG_871X("update_network: rssi=0x%lx dst->Rssi=%d ,dst->Rssi=0x%lx , src->Rssi=0x%lx",(dst->Rssi+src->Rssi)/2,dst->Rssi,dst->Rssi,src->Rssi);
 793         if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src))
 794         {
 795
 796                 //DBG_871X("b:ssid=%s update_network: src->rssi=0x%d padapter->recvpriv.ui_rssi=%d\n",src->Ssid.Ssid,src->Rssi,padapter->recvpriv.signal);
 797                 if(padapter->recvpriv.signal_qual_data.total_num++ >= PHY_LINKQUALITY_SLID_WIN_MAX)
 798                 {
 799                       padapter->recvpriv.signal_qual_data.total_num = PHY_LINKQUALITY_SLID_WIN_MAX;
 800                       last_evm = padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index];
 801                       padapter->recvpriv.signal_qual_data.total_val -= last_evm;
 802                 }
 803                 padapter->recvpriv.signal_qual_data.total_val += query_rx_pwr_percentage(src->Rssi);
 804
 805                 padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index++] = query_rx_pwr_percentage(src->Rssi);
 806                 if(padapter->recvpriv.signal_qual_data.index >= PHY_LINKQUALITY_SLID_WIN_MAX)
 807                        padapter->recvpriv.signal_qual_data.index = 0;
 808
 809                 //DBG_871X("Total SQ=%d  pattrib->signal_qual= %d\n", padapter->recvpriv.signal_qual_data.total_val, src->Rssi);
 810
 811                 // <1> Showed on UI for user,in percentage.
 812                 tmpVal = padapter->recvpriv.signal_qual_data.total_val/padapter->recvpriv.signal_qual_data.total_num;
 813                 padapter->recvpriv.signal=(u8)tmpVal;//Link quality
 814
 815                 src->Rssi= translate_percentage_to_dbm(padapter->recvpriv.signal) ;
 816         }
 817         else{
 818 //      DBG_871X("ELSE:ssid=%s update_network: src->rssi=0x%d dst->rssi=%d\n",src->Ssid.Ssid,src->Rssi,dst->Rssi);
 819                 src->Rssi=(src->Rssi +dst->Rssi)/2;//dBM
 820         }
 821
 822 //      DBG_871X("a:update_network: src->rssi=0x%d padapter->recvpriv.ui_rssi=%d\n",src->Rssi,padapter->recvpriv.signal);
 823
 824 #endif
 825
 826 _func_exit_;
 827 }
 828
 829 static void update_current_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork)
 830 {
 831         struct  mlme_priv       *pmlmepriv = &(adapter->mlmepriv);
 832
 833 _func_enter_;
 834
 835         rtw_bug_check(&(pmlmepriv->cur_network.network),
 836                 &(pmlmepriv->cur_network.network),
 837                 &(pmlmepriv->cur_network.network),
 838                 &(pmlmepriv->cur_network.network));
 839
 840         if ( (check_fwstate(pmlmepriv, _FW_LINKED)== _TRUE) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0)))
 841         {
 842                 //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"Same Network\n");
 843
 844                 //if(pmlmepriv->cur_network.network.IELength<= pnetwork->IELength)
 845                 {
 846                         update_network(&(pmlmepriv->cur_network.network), pnetwork,adapter, _TRUE);
 847                         rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof (NDIS_802_11_FIXED_IEs),
 848                                                                         pmlmepriv->cur_network.network.IELength);
 849                 }
 850         }
 851
 852 _func_exit_;
 853
 854 }
 855
 856
 857 /*
 858
 859 Caller must hold pmlmepriv->lock first.
 860
 861
 862 */
 863 void rtw_update_scanned_network(_adapter *adapter, WLAN_BSSID_EX *target)
 864 {
 865         _irqL irqL;
 866         _list   *plist, *phead;
 867         ULONG   bssid_ex_sz;
 868         struct mlme_priv        *pmlmepriv = &(adapter->mlmepriv);
 869         struct mlme_ext_priv    *pmlmeext = &(adapter->mlmeextpriv);
 870         struct wifidirect_info *pwdinfo= &(adapter->wdinfo);
 871         _queue  *queue  = &(pmlmepriv->scanned_queue);
 872         struct wlan_network     *pnetwork = NULL;
 873         struct wlan_network     *oldest = NULL;
 874         int target_find = 0;
 875         u8 feature = 0;
 876
 877 _func_enter_;
 878
 879         _enter_critical_bh(&queue->lock, &irqL);
 880         phead = get_list_head(queue);
 881         plist = get_next(phead);
 882
 883 #ifdef CONFIG_P2P
 884         if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
 885                 feature = 1; // p2p enable
 886 #endif
 887
 888         while(1)
 889         {
 890                 if (rtw_end_of_queue_search(phead,plist)== _TRUE)
 891                         break;
 892
 893                 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
 894
 895                 rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
 896
 897 #ifdef CONFIG_P2P
 898                 if (!rtw_p2p_chk_state(&(adapter->wdinfo), P2P_STATE_NONE) &&
 899                         (_rtw_memcmp(pnetwork->network.MacAddress, target->MacAddress, ETH_ALEN) == _TRUE))
 900                 {
 901                         target_find = 1;
 902                         break;
 903                 }
 904 #endif
 905
 906                 if (is_same_network(&(pnetwork->network), target, feature))
 907                 {
 908                         target_find = 1;
 909                         break;
 910                 }
 911
 912                 if (rtw_roam_flags(adapter)) {
 913                         /* TODO: don't  select netowrk in the same ess as oldest if it's new enough*/
 914                 }
 915
 916                 if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
 917                         oldest = pnetwork;
 918
 919                 plist = get_next(plist);
 920
 921         }
 922
 923
 924         /* If we didn't find a match, then get a new network slot to initialize
 925          * with this beacon's information */
 926         //if (rtw_end_of_queue_search(phead,plist)== _TRUE) {
 927         if (!target_find) {
 928                 if (_rtw_queue_empty(&(pmlmepriv->free_bss_pool)) == _TRUE) {
 929                         /* If there are no more slots, expire the oldest */
 930                         //list_del_init(&oldest->list);
 931                         pnetwork = oldest;
 932                         if(pnetwork==NULL){
 933                                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n\nsomething wrong here\n\n\n"));
 934                                 goto exit;
 935                         }
 936 #ifdef CONFIG_ANTENNA_DIVERSITY
 937                         //target->PhyInfo.Optimum_antenna = pHalData->CurAntenna;//optimum_antenna=>For antenna diversity
 938                         rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
 939 #endif
 940                         _rtw_memcpy(&(pnetwork->network), target,  get_WLAN_BSSID_EX_sz(target));
 941                         //pnetwork->last_scanned = rtw_get_current_time();
 942                         // variable initialize
 943                         pnetwork->fixed = _FALSE;
 944                         pnetwork->last_scanned = rtw_get_current_time();
 945
 946                         pnetwork->network_type = 0;
 947                         pnetwork->aid=0;
 948                         pnetwork->join_res=0;
 949
 950                         /* bss info not receving from the right channel */
 951                         if (pnetwork->network.PhyInfo.SignalQuality == 101)
 952                                 pnetwork->network.PhyInfo.SignalQuality = 0;
 953                 }
 954                 else {
 955                         /* Otherwise just pull from the free list */
 956
 957                         pnetwork = rtw_alloc_network(pmlmepriv); // will update scan_time
 958
 959                         if(pnetwork==NULL){
 960                                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n\nsomething wrong here\n\n\n"));
 961                                 goto exit;
 962                         }
 963
 964                         bssid_ex_sz = get_WLAN_BSSID_EX_sz(target);
 965                         target->Length = bssid_ex_sz;
 966 #ifdef CONFIG_ANTENNA_DIVERSITY
 967                         //target->PhyInfo.Optimum_antenna = pHalData->CurAntenna;
 968                         rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
 969 #endif
 970                         _rtw_memcpy(&(pnetwork->network), target, bssid_ex_sz );
 971
 972                         pnetwork->last_scanned = rtw_get_current_time();
 973
 974                         /* bss info not receving from the right channel */
 975                         if (pnetwork->network.PhyInfo.SignalQuality == 101)
 976                                 pnetwork->network.PhyInfo.SignalQuality = 0;
 977
 978                         rtw_list_insert_tail(&(pnetwork->list),&(queue->queue));
 979
 980                 }
 981         }
 982         else {
 983                 /* we have an entry and we are going to update it. But this entry may
 984                  * be already expired. In this case we do the same as we found a new
 985                  * net and call the new_net handler
 986                  */
 987                 bool update_ie = _TRUE;
 988
 989                 pnetwork->last_scanned = rtw_get_current_time();
 990
 991                 //target.Reserved[0]==1, means that scaned network is a bcn frame.
 992                 if((pnetwork->network.IELength>target->IELength) && (target->Reserved[0]==1))
 993                         update_ie = _FALSE;
 994
 995                 // probe resp(3) > beacon(1) > probe req(2)
 996                 if ((target->Reserved[0] != 2) &&
 997                         (target->Reserved[0] >= pnetwork->network.Reserved[0])
 998                         ) {
 999                         update_ie = _TRUE;
1000                 }
1001                 else {
1002                         update_ie = _FALSE;
1003                 }
1004
1005                 update_network(&(pnetwork->network), target,adapter, update_ie);
1006         }
1007
1008 exit:
1009         _exit_critical_bh(&queue->lock, &irqL);
1010
1011 _func_exit_;
1012 }
1013
1014 void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork);
1015 void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork)
1016 {
1017         _irqL irqL;
1018         struct  mlme_priv       *pmlmepriv = &(((_adapter *)adapter)->mlmepriv);
1019         //_queue        *queue  = &(pmlmepriv->scanned_queue);
1020
1021 _func_enter_;
1022
1023         //_enter_critical_bh(&queue->lock, &irqL);
1024
1025         #if defined(CONFIG_P2P) && defined(CONFIG_P2P_REMOVE_GROUP_INFO)
1026         rtw_WLAN_BSSID_EX_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO);
1027         #endif
1028
1029         update_current_network(adapter, pnetwork);
1030
1031         rtw_update_scanned_network(adapter, pnetwork);
1032
1033         //_exit_critical_bh(&queue->lock, &irqL);
1034
1035 _func_exit_;
1036 }
1037
1038 //select the desired network based on the capability of the (i)bss.
1039 // check items: (1) security
1040 //                         (2) network_type
1041 //                         (3) WMM
1042 //                         (4) HT
1043 //                     (5) others
1044 int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork);
1045 int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork)
1046 {
1047         struct security_priv *psecuritypriv = &adapter->securitypriv;
1048         struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1049         u32 desired_encmode;
1050         u32 privacy;
1051
1052         //u8 wps_ie[512];
1053         uint wps_ielen;
1054
1055         int bselected = _TRUE;
1056
1057         desired_encmode = psecuritypriv->ndisencryptstatus;
1058         privacy = pnetwork->network.Privacy;
1059
1060         if(check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
1061         {
1062                 if(rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen)!=NULL)
1063                 {
1064                         return _TRUE;
1065                 }
1066                 else
1067                 {
1068                         return _FALSE;
1069                 }
1070         }
1071         if (adapter->registrypriv.wifi_spec == 1) //for  correct flow of 8021X  to do....
1072         {
1073                 u8 *p=NULL;
1074                 uint ie_len=0;
1075
1076                 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
1077                     bselected = _FALSE;
1078
1079                 if ( psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
1080                         p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
1081                         if (p && ie_len>0) {
1082                                 bselected = _TRUE;
1083                         } else {
1084                                 bselected = _FALSE;
1085                         }
1086                 }
1087         }
1088
1089
1090         if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
1091                 DBG_871X("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
1092                 bselected = _FALSE;
1093         }
1094
1095         if(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE)
1096         {
1097                 if(pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
1098                         bselected = _FALSE;
1099         }
1100
1101
1102         return bselected;
1103 }
1104
1105 /* TODO: Perry : For Power Management */
1106 void rtw_atimdone_event_callback(_adapter       *adapter , u8 *pbuf)
1107 {
1108
1109 _func_enter_;
1110         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("receive atimdone_evet\n"));
1111 _func_exit_;
1112         return;
1113 }
1114
1115
1116 void rtw_survey_event_callback(_adapter *adapter, u8 *pbuf)
1117 {
1118         _irqL  irqL;
1119         u32 len;
1120         WLAN_BSSID_EX *pnetwork;
1121         struct  mlme_priv       *pmlmepriv = &(adapter->mlmepriv);
1122
1123 _func_enter_;
1124
1125         pnetwork = (WLAN_BSSID_EX *)pbuf;
1126
1127         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_survey_event_callback, ssid=%s\n",  pnetwork->Ssid.Ssid));
1128
1129 #ifdef CONFIG_RTL8712
1130         //endian_convert
1131         pnetwork->Length = le32_to_cpu(pnetwork->Length);
1132         pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength);
1133         pnetwork->Privacy =le32_to_cpu( pnetwork->Privacy);
1134         pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi);
1135         pnetwork->NetworkTypeInUse =le32_to_cpu(pnetwork->NetworkTypeInUse);
1136         pnetwork->Configuration.ATIMWindow = le32_to_cpu(pnetwork->Configuration.ATIMWindow);
1137         pnetwork->Configuration.BeaconPeriod = le32_to_cpu(pnetwork->Configuration.BeaconPeriod);
1138         pnetwork->Configuration.DSConfig =le32_to_cpu(pnetwork->Configuration.DSConfig);
1139         pnetwork->Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime);
1140         pnetwork->Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern);
1141         pnetwork->Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet);
1142         pnetwork->Configuration.FHConfig.Length=le32_to_cpu(pnetwork->Configuration.FHConfig.Length);
1143         pnetwork->Configuration.Length = le32_to_cpu(pnetwork->Configuration.Length);
1144         pnetwork->InfrastructureMode = le32_to_cpu(pnetwork->InfrastructureMode);
1145         pnetwork->IELength = le32_to_cpu(pnetwork->IELength);
1146 #endif
1147
1148         len = get_WLAN_BSSID_EX_sz(pnetwork);
1149         if(len > (sizeof(WLAN_BSSID_EX)))
1150         {
1151                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
1152                 return;
1153         }
1154
1155
1156         _enter_critical_bh(&pmlmepriv->lock, &irqL);
1157
1158         // update IBSS_network 's timestamp
1159         if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == _TRUE)
1160         {
1161                 //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE \n\n");
1162                 if(_rtw_memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN))
1163                 {
1164                         struct wlan_network* ibss_wlan = NULL;
1165                         _irqL   irqL;
1166
1167                         _rtw_memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
1168                         _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
1169                         ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue,  pnetwork->MacAddress);
1170                         if(ibss_wlan)
1171                         {
1172                                 _rtw_memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8);
1173                                 _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
1174                                 goto exit;
1175                         }
1176                         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
1177                 }
1178         }
1179
1180         // lock pmlmepriv->lock when you accessing network_q
1181         if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == _FALSE)
1182         {
1183                 if( pnetwork->Ssid.Ssid[0] == 0 )
1184                 {
1185                         pnetwork->Ssid.SsidLength = 0;
1186                 }
1187                 rtw_add_network(adapter, pnetwork);
1188         }
1189
1190 exit:
1191
1192         _exit_critical_bh(&pmlmepriv->lock, &irqL);
1193
1194 _func_exit_;
1195
1196         return;
1197 }
1198
1199
1200
1201 void rtw_surveydone_event_callback(_adapter     *adapter, u8 *pbuf)
1202 {
1203         _irqL  irqL;
1204         u8 timer_cancelled = _FALSE;
1205         struct  mlme_priv       *pmlmepriv = &(adapter->mlmepriv);
1206
1207 #ifdef CONFIG_MLME_EXT
1208
1209         mlmeext_surveydone_event_callback(adapter);
1210
1211 #endif
1212
1213 _func_enter_;
1214
1215         _enter_critical_bh(&pmlmepriv->lock, &irqL);
1216         if(pmlmepriv->wps_probe_req_ie)
1217         {
1218                 u32 free_len = pmlmepriv->wps_probe_req_ie_len;
1219                 pmlmepriv->wps_probe_req_ie_len = 0;
1220                 rtw_mfree(pmlmepriv->wps_probe_req_ie, free_len);
1221                 pmlmepriv->wps_probe_req_ie = NULL;
1222         }
1223
1224         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
1225
1226         if (check_fwstate(pmlmepriv,_FW_UNDER_SURVEY))
1227         {
1228                 //u8 timer_cancelled;
1229
1230                 timer_cancelled = _TRUE;
1231                 //_cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
1232
1233                 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1234         }
1235         else {
1236
1237                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
1238         }
1239         _exit_critical_bh(&pmlmepriv->lock, &irqL);
1240
1241         if(timer_cancelled)
1242                 _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
1243
1244
1245         _enter_critical_bh(&pmlmepriv->lock, &irqL);
1246
1247         #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
1248         rtw_set_signal_stat_timer(&adapter->recvpriv);
1249         #endif
1250
1251         if(pmlmepriv->to_join == _TRUE)
1252         {
1253                 if((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE) )
1254                 {
1255                         if(check_fwstate(pmlmepriv, _FW_LINKED)==_FALSE)
1256                         {
1257                                 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
1258
1259                                 if(rtw_select_and_join_from_scanned_queue(pmlmepriv)==_SUCCESS)
1260                                 {
1261                                         _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT );
1262                                 }
1263                                 else
1264                                 {
1265                                         WLAN_BSSID_EX    *pdev_network = &(adapter->registrypriv.dev_network);
1266                                         u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
1267
1268                                         //pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;//because don't set assoc_timer
1269                                         _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1270
1271                                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("switching to adhoc master\n"));
1272
1273                                         _rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
1274                                         _rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID));
1275
1276                                         rtw_update_registrypriv_dev_network(adapter);
1277                                         rtw_generate_random_ibss(pibss);
1278
1279                                         pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
1280
1281                                         if(rtw_createbss_cmd(adapter)!=_SUCCESS)
1282                                         {
1283                                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error=>rtw_createbss_cmd status FAIL\n"));
1284                                         }
1285
1286                                         pmlmepriv->to_join = _FALSE;
1287                                 }
1288                         }
1289                 }
1290                 else
1291                 {
1292                         int s_ret;
1293                         set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
1294                         pmlmepriv->to_join = _FALSE;
1295                         if(_SUCCESS == (s_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv)))
1296                         {
1297                              _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
1298                         }
1299                         else if(s_ret == 2)//there is no need to wait for join
1300                         {
1301                                 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1302                                 rtw_indicate_connect(adapter);
1303                         }
1304                         else
1305                         {
1306                                 DBG_871X("try_to_join, but select scanning queue fail, to_roam:%d\n", rtw_to_roam(adapter));
1307
1308                                 if (rtw_to_roam(adapter) != 0) {
1309                                         if(rtw_dec_to_roam(adapter) == 0
1310                                                 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
1311                                         ) {
1312                                                 rtw_set_to_roam(adapter, 0);
1313 #ifdef CONFIG_INTEL_WIDI
1314                                                 if(adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING)
1315                                                 {
1316                                                         _rtw_memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1317                                                         intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1318                                                         DBG_871X("change to widi listen\n");
1319                                                 }
1320 #endif // CONFIG_INTEL_WIDI
1321                                                 rtw_free_assoc_resources(adapter, 1);
1322                                                 rtw_indicate_disconnect(adapter);
1323                                         } else {
1324                                                 pmlmepriv->to_join = _TRUE;
1325                                         }
1326                                 }
1327                                 else
1328                                 {
1329                                         rtw_indicate_disconnect(adapter);
1330                                 }
1331                                 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1332                         }
1333                 }
1334         } else {
1335                 if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1336                         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1337                                 && check_fwstate(pmlmepriv, _FW_LINKED))
1338                         {
1339                                 if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
1340                                         receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
1341                                                 , WLAN_REASON_ACTIVE_ROAM);
1342                                 }
1343                         }
1344                 }
1345         }
1346
1347         //DBG_871X("scan complete in %dms\n",rtw_get_passing_time_ms(pmlmepriv->scan_start_time));
1348
1349         _exit_critical_bh(&pmlmepriv->lock, &irqL);
1350
1351 #ifdef CONFIG_P2P_PS
1352         if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE) {
1353                 p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0);
1354         }
1355 #endif // CONFIG_P2P_PS
1356
1357         rtw_os_xmit_schedule(adapter);
1358 #ifdef CONFIG_CONCURRENT_MODE
1359         rtw_os_xmit_schedule(adapter->pbuddy_adapter);
1360 #endif
1361 #ifdef CONFIG_DUALMAC_CONCURRENT
1362         dc_resume_xmit(adapter);
1363 #endif
1364
1365 #ifdef CONFIG_DRVEXT_MODULE_WSC
1366         drvext_surveydone_callback(&adapter->drvextpriv);
1367 #endif
1368
1369 #ifdef DBG_CONFIG_ERROR_DETECT
1370         {
1371                 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1372                 if(pmlmeext->sitesurvey_res.bss_cnt == 0){
1373                         //rtw_hal_sreset_reset(adapter);
1374                 }
1375         }
1376 #endif
1377
1378 #ifdef CONFIG_IOCTL_CFG80211
1379         rtw_cfg80211_surveydone_event_callback(adapter);
1380 #endif //CONFIG_IOCTL_CFG80211
1381
1382         rtw_indicate_scan_done(adapter, _FALSE);
1383
1384 #if defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_IOCTL_CFG80211)
1385         if (adapter->pbuddy_adapter) {
1386                 _adapter *buddy_adapter = adapter->pbuddy_adapter;
1387                 struct mlme_priv *buddy_mlme = &(buddy_adapter->mlmepriv);
1388                 struct rtw_wdev_priv *buddy_wdev_priv = adapter_wdev_data(buddy_adapter);
1389                 bool indicate_buddy_scan = _FALSE;
1390
1391                 _enter_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
1392                 if (buddy_wdev_priv->scan_request && buddy_mlme->scanning_via_buddy_intf == _TRUE) {
1393                         buddy_mlme->scanning_via_buddy_intf = _FALSE;
1394                         clr_fwstate(buddy_mlme, _FW_UNDER_SURVEY);
1395                         indicate_buddy_scan = _TRUE;
1396                 }
1397                 _exit_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
1398
1399                 if (indicate_buddy_scan == _TRUE) {
1400                         #ifdef CONFIG_IOCTL_CFG80211
1401                         rtw_cfg80211_surveydone_event_callback(buddy_adapter);
1402                         #endif
1403                         rtw_indicate_scan_done(buddy_adapter, _FALSE);
1404                 }
1405         }
1406 #endif /* CONFIG_CONCURRENT_MODE */
1407
1408 _func_exit_;
1409
1410 }
1411
1412 void rtw_dummy_event_callback(_adapter *adapter , u8 *pbuf)
1413 {
1414
1415 }
1416
1417 void rtw_fwdbg_event_callback(_adapter *adapter , u8 *pbuf)
1418 {
1419
1420 }
1421
1422 static void free_scanqueue(struct       mlme_priv *pmlmepriv)
1423 {
1424         _irqL irqL, irqL0;
1425         _queue *free_queue = &pmlmepriv->free_bss_pool;
1426         _queue *scan_queue = &pmlmepriv->scanned_queue;
1427         _list   *plist, *phead, *ptemp;
1428
1429 _func_enter_;
1430
1431         RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
1432         _enter_critical_bh(&scan_queue->lock, &irqL0);
1433         _enter_critical_bh(&free_queue->lock, &irqL);
1434
1435         phead = get_list_head(scan_queue);
1436         plist = get_next(phead);
1437
1438         while (plist != phead)
1439        {
1440                 ptemp = get_next(plist);
1441                 rtw_list_delete(plist);
1442                 rtw_list_insert_tail(plist, &free_queue->queue);
1443                 plist =ptemp;
1444                 pmlmepriv->num_of_scanned --;
1445         }
1446
1447         _exit_critical_bh(&free_queue->lock, &irqL);
1448         _exit_critical_bh(&scan_queue->lock, &irqL0);
1449
1450 _func_exit_;
1451 }
1452
1453 /*
1454 *rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
1455 */
1456 void rtw_free_assoc_resources(_adapter *adapter, int lock_scanned_queue)
1457 {
1458         _irqL irqL;
1459         struct wlan_network* pwlan = NULL;
1460         struct  mlme_priv *pmlmepriv = &adapter->mlmepriv;
1461         struct  sta_priv *pstapriv = &adapter->stapriv;
1462         struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1463
1464 #ifdef CONFIG_TDLS
1465         struct tdls_info *ptdlsinfo = &adapter->tdlsinfo;
1466 #endif //CONFIG_TDLS
1467 _func_enter_;
1468
1469         RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
1470         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress="MAC_FMT" ssid=%s\n",
1471                 MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.Ssid));
1472
1473         if(check_fwstate( pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE))
1474         {
1475                 struct sta_info* psta;
1476
1477                 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
1478
1479 #ifdef CONFIG_TDLS
1480                 if(ptdlsinfo->link_established == _TRUE)
1481                 {
1482                         rtw_tdls_cmd(adapter, myid(&(adapter->eeprompriv)), TDLS_RS_RCR);
1483                         rtw_reset_tdls_info(adapter);
1484                         rtw_free_all_stainfo(adapter);
1485                         _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1486                 }
1487                 else
1488 #endif //CONFIG_TDLS
1489                 {
1490                         _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1491                         rtw_free_stainfo(adapter,  psta);
1492                 }
1493
1494                 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1495
1496         }
1497
1498         if(check_fwstate( pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE))
1499         {
1500                 struct sta_info* psta;
1501
1502                 rtw_free_all_stainfo(adapter);
1503
1504                 psta = rtw_get_bcmc_stainfo(adapter);
1505                 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1506                 rtw_free_stainfo(adapter, psta);
1507                 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1508
1509                 rtw_init_bcmc_stainfo(adapter);
1510         }
1511
1512         if(lock_scanned_queue)
1513                 _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
1514
1515         pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1516         if(pwlan)
1517         {
1518                 pwlan->fixed = _FALSE;
1519 #ifdef CONFIG_P2P
1520                 if(!rtw_p2p_chk_state(&adapter->wdinfo, P2P_STATE_NONE))
1521                 {
1522                         u32 p2p_ielen=0;
1523                         u8  *p2p_ie;
1524                         //u16 capability;
1525                         u8 *pcap = NULL;
1526                         u32 capability_len=0;
1527
1528                         //DBG_871X("free disconnecting network\n");
1529                         //rtw_free_network_nolock(pmlmepriv, pwlan);
1530
1531                         if((p2p_ie=rtw_get_p2p_ie(pwlan->network.IEs+_FIXED_IE_LENGTH_, pwlan->network.IELength-_FIXED_IE_LENGTH_, NULL, &p2p_ielen)))
1532                         {
1533                                 pcap = rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CAPABILITY, NULL, &capability_len);
1534                                 if(pcap && capability_len==2)
1535                                 {
1536                                         u16 cap = *(u16*)pcap ;
1537                                         *(u16*)pcap = cap&0x00ff;//clear group capability when free this network
1538                                 }
1539
1540         }
1541
1542                         rtw_set_scan_deny(adapter, 2000);
1543                         //rtw_clear_scan_deny(adapter);
1544
1545                 }
1546 #endif //CONFIG_P2P
1547         }
1548         else
1549         {
1550                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_assoc_resources : pwlan== NULL \n\n"));
1551         }
1552
1553
1554         if((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) && (adapter->stapriv.asoc_sta_count== 1))
1555                 /*||check_fwstate(pmlmepriv, WIFI_STATION_STATE)*/)
1556         {
1557                 rtw_free_network_nolock(pmlmepriv, pwlan);
1558         }
1559
1560         if(lock_scanned_queue)
1561                 _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
1562
1563         adapter->securitypriv.key_mask = 0;
1564
1565 _func_exit_;
1566
1567 }
1568
1569 /*
1570 *rtw_indicate_connect: the caller has to lock pmlmepriv->lock
1571 */
1572 void rtw_indicate_connect(_adapter *padapter)
1573 {
1574         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
1575         struct xmit_priv        *pxmitpriv = &padapter->xmitpriv;
1576
1577 _func_enter_;
1578
1579         RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
1580
1581         pmlmepriv->to_join = _FALSE;
1582
1583         if(!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
1584         {
1585
1586 #ifdef CONFIG_SW_ANTENNA_DIVERSITY
1587                 rtw_hal_set_hwreg(padapter, HW_VAR_ANTENNA_DIVERSITY_LINK, 0);
1588 #endif
1589
1590                 set_fwstate(pmlmepriv, _FW_LINKED);
1591
1592                 rtw_led_control(padapter, LED_CTL_LINK);
1593
1594
1595 #ifdef CONFIG_DRVEXT_MODULE
1596                 if(padapter->drvextpriv.enable_wpa)
1597                 {
1598                         indicate_l2_connect(padapter);
1599                 }
1600                 else
1601 #endif
1602                 {
1603                         rtw_os_indicate_connect(padapter);
1604                 }
1605
1606         }
1607
1608         rtw_set_to_roam(padapter, 0);
1609 #ifdef CONFIG_INTEL_WIDI
1610         if(padapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING)
1611         {
1612                 _rtw_memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1613                 intel_widi_wk_cmd(padapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1614                 DBG_871X("change to widi listen\n");
1615         }
1616 #endif // CONFIG_INTEL_WIDI
1617
1618         rtw_set_scan_deny(padapter, 3000);
1619
1620         RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state=0x%08x\n", get_fwstate(pmlmepriv)));
1621
1622 _func_exit_;
1623
1624 }
1625
1626
1627 /*
1628 *rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
1629 */
1630 void rtw_indicate_disconnect( _adapter *padapter )
1631 {
1632         struct  mlme_priv *pmlmepriv = &padapter->mlmepriv;
1633         struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1634         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1635         WLAN_BSSID_EX   *cur_network = &(pmlmeinfo->network);
1636         struct sta_info *psta;
1637         struct sta_priv *pstapriv = &padapter->stapriv;
1638
1639 _func_enter_;
1640
1641         RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
1642
1643         _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
1644
1645         //DBG_871X("clear wps when %s\n", __func__);
1646
1647         if(rtw_to_roam(padapter) > 0)
1648                 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1649
1650 #ifdef CONFIG_WAPI_SUPPORT
1651         psta = rtw_get_stainfo(pstapriv,cur_network->MacAddress);
1652         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
1653         {
1654                 rtw_wapi_return_one_sta_info(padapter, psta->hwaddr);
1655         }
1656         else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
1657                 check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))
1658         {
1659                 rtw_wapi_return_all_sta_info(padapter);
1660         }
1661 #endif
1662
1663         if(check_fwstate(&padapter->mlmepriv, _FW_LINKED)
1664                 || (rtw_to_roam(padapter) <= 0)
1665         )
1666         {
1667                 rtw_os_indicate_disconnect(padapter);
1668
1669                 //set ips_deny_time to avoid enter IPS before LPS leave
1670                 rtw_set_ips_deny(padapter, 3000);
1671
1672               _clr_fwstate_(pmlmepriv, _FW_LINKED);
1673
1674                 rtw_led_control(padapter, LED_CTL_NO_LINK);
1675
1676                 rtw_clear_scan_deny(padapter);
1677         }
1678
1679 #ifdef CONFIG_P2P_PS
1680         p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
1681 #endif // CONFIG_P2P_PS
1682
1683 #ifdef CONFIG_LPS
1684         rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
1685 #endif
1686
1687 #ifdef CONFIG_BEAMFORMING
1688         beamforming_wk_cmd(padapter, BEAMFORMING_CTRL_LEAVE, cur_network->MacAddress, ETH_ALEN, 1);
1689 #endif
1690
1691 _func_exit_;
1692 }
1693
1694 inline void rtw_indicate_scan_done( _adapter *padapter, bool aborted)
1695 {
1696         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1697
1698         rtw_os_indicate_scan_done(padapter, aborted);
1699
1700 #ifdef CONFIG_IPS
1701         if (is_primary_adapter(padapter)
1702                 && (_FALSE == adapter_to_pwrctl(padapter)->bInSuspend)
1703                 && (check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE|WIFI_UNDER_LINKING) == _FALSE))
1704         {
1705                 struct pwrctrl_priv *pwrpriv;
1706
1707                 pwrpriv = adapter_to_pwrctl(padapter);
1708                 rtw_set_ips_deny(padapter, 0);
1709 #ifdef CONFIG_IPS_CHECK_IN_WD
1710                 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
1711 #else // !CONFIG_IPS_CHECK_IN_WD
1712                 _rtw_set_pwr_state_check_timer(pwrpriv, 1);
1713 #endif // !CONFIG_IPS_CHECK_IN_WD
1714         }
1715 #endif // CONFIG_IPS
1716 }
1717
1718 void rtw_scan_abort(_adapter *adapter)
1719 {
1720         u32 cnt=0;
1721         u32 start;
1722         struct mlme_priv        *pmlmepriv = &(adapter->mlmepriv);
1723         struct mlme_ext_priv    *pmlmeext = &(adapter->mlmeextpriv);
1724
1725         start = rtw_get_current_time();
1726         pmlmeext->scan_abort = _TRUE;
1727         while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
1728                 && rtw_get_passing_time_ms(start) <= 200) {
1729
1730                 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1731                         break;
1732
1733                 DBG_871X(FUNC_NDEV_FMT"fw_state=_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1734                 rtw_msleep_os(20);
1735         }
1736
1737         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
1738                 if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
1739                         DBG_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1740                 #ifdef CONFIG_PLATFORM_MSTAR
1741                 //_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1742                 set_survey_timer(pmlmeext, 0);
1743                 _set_timer(&pmlmepriv->scan_to_timer, 50);
1744                 #endif
1745                 rtw_indicate_scan_done(adapter, _TRUE);
1746         }
1747         pmlmeext->scan_abort = _FALSE;
1748 }
1749
1750 static struct sta_info *rtw_joinbss_update_stainfo(_adapter *padapter, struct wlan_network *pnetwork)
1751 {
1752         int i;
1753         struct sta_info *bmc_sta, *psta=NULL;
1754         struct recv_reorder_ctrl *preorder_ctrl;
1755         struct sta_priv *pstapriv = &padapter->stapriv;
1756         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1757
1758         psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1759         if(psta==NULL) {
1760                 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1761         }
1762
1763         if(psta) //update ptarget_sta
1764         {
1765                 DBG_871X("%s\n", __FUNCTION__);
1766
1767                 psta->aid  = pnetwork->join_res;
1768
1769 #if 0 //alloc macid when call rtw_alloc_stainfo(), and release macid when call rtw_free_stainfo()
1770 #ifdef CONFIG_CONCURRENT_MODE
1771
1772                 if(PRIMARY_ADAPTER == padapter->adapter_type)
1773                         psta->mac_id=0;
1774                 else
1775                         psta->mac_id=2;
1776 #else
1777                 psta->mac_id=0;
1778 #endif
1779 #endif //removed
1780
1781                 update_sta_info(padapter, psta);
1782
1783                 //update station supportRate
1784                 psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
1785                 _rtw_memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
1786                 rtw_hal_update_sta_rate_mask(padapter, psta);
1787
1788                 psta->wireless_mode = pmlmeext->cur_wireless_mode;
1789                 psta->raid = rtw_hal_networktype_to_raid(padapter,psta);
1790
1791
1792                 //sta mode
1793                 rtw_hal_set_odm_var(padapter,HAL_ODM_STA_INFO,psta,_TRUE);
1794
1795                 //security related
1796                 if(padapter->securitypriv.dot11AuthAlgrthm== dot11AuthAlgrthm_8021X)
1797                 {
1798                         padapter->securitypriv.binstallGrpkey=_FALSE;
1799                         padapter->securitypriv.busetkipkey=_FALSE;
1800                         padapter->securitypriv.bgrpkey_handshake=_FALSE;
1801
1802                         psta->ieee8021x_blocked=_TRUE;
1803                         psta->dot118021XPrivacy=padapter->securitypriv.dot11PrivacyAlgrthm;
1804
1805                         _rtw_memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof (union Keytype));
1806
1807                         _rtw_memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof (union Keytype));
1808                         _rtw_memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof (union Keytype));
1809
1810                         _rtw_memset((u8 *)&psta->dot11txpn, 0, sizeof (union pn48));
1811 #ifdef CONFIG_IEEE80211W
1812                         _rtw_memset((u8 *)&psta->dot11wtxpn, 0, sizeof (union pn48));
1813 #endif //CONFIG_IEEE80211W
1814                         _rtw_memset((u8 *)&psta->dot11rxpn, 0, sizeof (union pn48));
1815                 }
1816
1817                 //      Commented by Albert 2012/07/21
1818                 //      When doing the WPS, the wps_ie_len won't equal to 0
1819                 //      And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted.
1820                 if ( padapter->securitypriv.wps_ie_len != 0 )
1821                 {
1822                         psta->ieee8021x_blocked=_TRUE;
1823                         padapter->securitypriv.wps_ie_len = 0;
1824                 }
1825
1826
1827                 //for A-MPDU Rx reordering buffer control for bmc_sta & sta_info
1828                 //if A-MPDU Rx is enabled, reseting  rx_ordering_ctrl wstart_b(indicate_seq) to default value=0xffff
1829                 //todo: check if AP can send A-MPDU packets
1830                 for(i=0; i < 16 ; i++)
1831                 {
1832                         //preorder_ctrl = &precvpriv->recvreorder_ctrl[i];
1833                         preorder_ctrl = &psta->recvreorder_ctrl[i];
1834                         preorder_ctrl->enable = _FALSE;
1835                         preorder_ctrl->indicate_seq = 0xffff;
1836                         #ifdef DBG_RX_SEQ
1837                         DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u \n", __FUNCTION__, __LINE__,
1838                                 preorder_ctrl->indicate_seq);
1839                         #endif
1840                         preorder_ctrl->wend_b= 0xffff;
1841                         preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32
1842                 }
1843
1844
1845                 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1846                 if(bmc_sta)
1847                 {
1848                         for(i=0; i < 16 ; i++)
1849                         {
1850                                 //preorder_ctrl = &precvpriv->recvreorder_ctrl[i];
1851                                 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1852                                 preorder_ctrl->enable = _FALSE;
1853                                 preorder_ctrl->indicate_seq = 0xffff;
1854                                 #ifdef DBG_RX_SEQ
1855                                 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u \n", __FUNCTION__, __LINE__,
1856                                         preorder_ctrl->indicate_seq);
1857                                 #endif
1858                                 preorder_ctrl->wend_b= 0xffff;
1859                                 preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32
1860                         }
1861                 }
1862         }
1863
1864         return psta;
1865
1866 }
1867
1868 //pnetwork : returns from rtw_joinbss_event_callback
1869 //ptarget_wlan: found from scanned_queue
1870 static void rtw_joinbss_update_network(_adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network  *pnetwork)
1871 {
1872         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);
1873         struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
1874
1875         DBG_871X("%s\n", __FUNCTION__);
1876
1877         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\nfw_state:%x, BSSID:"MAC_FMT"\n"
1878                 ,get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress)));
1879
1880
1881         // why not use ptarget_wlan??
1882         _rtw_memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1883         // some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs
1884         cur_network->network.IELength = ptarget_wlan->network.IELength;
1885         _rtw_memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1886
1887         cur_network->aid = pnetwork->join_res;
1888
1889
1890 #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
1891         rtw_set_signal_stat_timer(&padapter->recvpriv);
1892 #endif
1893         padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1894         padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1895         //the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled)
1896         padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1897         #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
1898                 DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
1899                         "\n"
1900                         , FUNC_ADPT_ARG(padapter)
1901                         , padapter->recvpriv.signal_strength
1902                         , padapter->recvpriv.rssi
1903                         , padapter->recvpriv.signal_qual
1904         );
1905         #endif
1906 #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
1907         rtw_set_signal_stat_timer(&padapter->recvpriv);
1908 #endif
1909
1910         //update fw_state //will clr _FW_UNDER_LINKING here indirectly
1911         switch(pnetwork->network.InfrastructureMode)
1912         {
1913                 case Ndis802_11Infrastructure:
1914
1915                                 if(pmlmepriv->fw_state&WIFI_UNDER_WPS)
1916                                         pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1917                                 else
1918                                         pmlmepriv->fw_state = WIFI_STATION_STATE;
1919
1920                                 break;
1921                 case Ndis802_11IBSS:
1922                                 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1923                                 break;
1924                 default:
1925                                 pmlmepriv->fw_state = WIFI_NULL_STATE;
1926                                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Invalid network_mode\n"));
1927                                 break;
1928         }
1929
1930         rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof (NDIS_802_11_FIXED_IEs),
1931                                                                         (cur_network->network.IELength));
1932
1933 #ifdef CONFIG_80211N_HT
1934         rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
1935 #endif
1936 }
1937
1938 //Notes: the fucntion could be > passive_level (the same context as Rx tasklet)
1939 //pnetwork : returns from rtw_joinbss_event_callback
1940 //ptarget_wlan: found from scanned_queue
1941 //if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if  "ptarget_sta" & "ptarget_wlan" exist.
1942 //if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist.
1943 //if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan !=NULL).
1944 //
1945 //#define REJOIN
1946 void rtw_joinbss_event_prehandle(_adapter *adapter, u8 *pbuf)
1947 {
1948         _irqL irqL,irqL2;
1949         static u8 retry=0;
1950         u8 timer_cancelled;
1951         struct sta_info *ptarget_sta= NULL, *pcur_sta = NULL;
1952         struct  sta_priv *pstapriv = &adapter->stapriv;
1953         struct  mlme_priv       *pmlmepriv = &(adapter->mlmepriv);
1954         struct wlan_network     *pnetwork       = (struct wlan_network *)pbuf;
1955         struct wlan_network     *cur_network = &(pmlmepriv->cur_network);
1956         struct wlan_network     *pcur_wlan = NULL, *ptarget_wlan = NULL;
1957         unsigned int            the_same_macaddr = _FALSE;
1958
1959 _func_enter_;
1960
1961 #ifdef CONFIG_RTL8712
1962        //endian_convert
1963         pnetwork->join_res = le32_to_cpu(pnetwork->join_res);
1964         pnetwork->network_type = le32_to_cpu(pnetwork->network_type);
1965         pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length);
1966         pnetwork->network.Ssid.SsidLength = le32_to_cpu(pnetwork->network.Ssid.SsidLength);
1967         pnetwork->network.Privacy =le32_to_cpu( pnetwork->network.Privacy);
1968         pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi);
1969         pnetwork->network.NetworkTypeInUse =le32_to_cpu(pnetwork->network.NetworkTypeInUse) ;
1970         pnetwork->network.Configuration.ATIMWindow = le32_to_cpu(pnetwork->network.Configuration.ATIMWindow);
1971         pnetwork->network.Configuration.BeaconPeriod = le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod);
1972         pnetwork->network.Configuration.DSConfig = le32_to_cpu(pnetwork->network.Configuration.DSConfig);
1973         pnetwork->network.Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->network.Configuration.FHConfig.DwellTime);
1974         pnetwork->network.Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopPattern);
1975         pnetwork->network.Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet);
1976         pnetwork->network.Configuration.FHConfig.Length=le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length);
1977         pnetwork->network.Configuration.Length = le32_to_cpu(pnetwork->network.Configuration.Length);
1978         pnetwork->network.InfrastructureMode = le32_to_cpu(pnetwork->network.InfrastructureMode);
1979         pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength );
1980 #endif
1981
1982         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("joinbss event call back received with res=%d\n", pnetwork->join_res));
1983
1984         rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1985
1986
1987         if (pmlmepriv->assoc_ssid.SsidLength == 0)
1988         {
1989                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@   joinbss event call back  for Any SSid\n"));
1990         }
1991         else
1992         {
1993                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@   rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
1994         }
1995
1996         the_same_macaddr = _rtw_memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1997
1998         pnetwork->network.Length = get_WLAN_BSSID_EX_sz(&pnetwork->network);
1999         if(pnetwork->network.Length > sizeof(WLAN_BSSID_EX))
2000         {
2001                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
2002                 goto ignore_joinbss_callback;
2003         }
2004
2005         _enter_critical_bh(&pmlmepriv->lock, &irqL);
2006
2007         pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
2008         pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
2009
2010         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n rtw_joinbss_event_callback !! _enter_critical \n"));
2011
2012         if(pnetwork->join_res > 0)
2013         {
2014                 _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2015                 retry = 0;
2016                 if (check_fwstate(pmlmepriv,_FW_UNDER_LINKING) )
2017                 {
2018                         //s1. find ptarget_wlan
2019                         if(check_fwstate(pmlmepriv, _FW_LINKED) )
2020                         {
2021                                 if(the_same_macaddr == _TRUE)
2022                                 {
2023                                         ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
2024                                 }
2025                                 else
2026                                 {
2027                                         pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
2028                                         if(pcur_wlan)   pcur_wlan->fixed = _FALSE;
2029
2030                                         pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
2031                                         if(pcur_sta){
2032                                                 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL2);
2033                                                 rtw_free_stainfo(adapter,  pcur_sta);
2034                                                 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2);
2035                                         }
2036
2037                                         ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
2038                                         if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE){
2039                                                 if(ptarget_wlan)        ptarget_wlan->fixed = _TRUE;
2040                                         }
2041                                 }
2042
2043                         }
2044                         else
2045                         {
2046                                 ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
2047                                 if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE){
2048                                         if(ptarget_wlan)        ptarget_wlan->fixed = _TRUE;
2049                                 }
2050                         }
2051
2052                         //s2. update cur_network
2053                         if(ptarget_wlan)
2054                         {
2055                                 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
2056                         }
2057                         else
2058                         {
2059                                 DBG_871X_LEVEL(_drv_always_, "Can't find ptarget_wlan when joinbss_event callback\n");
2060                                 _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2061                                 goto ignore_joinbss_callback;
2062                         }
2063
2064
2065                         //s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode
2066                         if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE)
2067                         {
2068                                 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
2069                                 if(ptarget_sta==NULL)
2070                                 {
2071                                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't update stainfo when joinbss_event callback\n"));
2072                                         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2073                                         goto ignore_joinbss_callback;
2074                                 }
2075                         }
2076
2077                         //s4. indicate connect
2078                         if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE)
2079                         {
2080                                 pmlmepriv->cur_network_scanned = ptarget_wlan;
2081                                 rtw_indicate_connect(adapter);
2082                         }
2083                         else
2084                         {
2085                                 //adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback
2086                                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
2087                         }
2088
2089
2090                         //s5. Cancle assoc_timer
2091                         _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
2092
2093                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("Cancle assoc_timer \n"));
2094
2095                 }
2096                 else
2097                 {
2098                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
2099                         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2100                         goto ignore_joinbss_callback;
2101                 }
2102
2103                 _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2104
2105         }
2106         else if(pnetwork->join_res == -4)
2107         {
2108                 rtw_reset_securitypriv(adapter);
2109                 _set_timer(&pmlmepriv->assoc_timer, 1);
2110
2111                 //rtw_free_assoc_resources(adapter, 1);
2112
2113                 if((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == _TRUE)
2114                 {
2115                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("fail! clear _FW_UNDER_LINKING ^^^fw_state=%x\n", get_fwstate(pmlmepriv)));
2116                         _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
2117                 }
2118
2119         }
2120         else //if join_res < 0 (join fails), then try again
2121         {
2122
2123                 #ifdef REJOIN
2124                 res = _FAIL;
2125                 if(retry < 2) {
2126                         res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
2127                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_select_and_join_from_scanned_queue again! res:%d\n",res));
2128                 }
2129
2130                  if(res == _SUCCESS)
2131                 {
2132                         //extend time of assoc_timer
2133                         _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
2134                         retry++;
2135                 }
2136                 else if(res == 2)//there is no need to wait for join
2137                 {
2138                         _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
2139                         rtw_indicate_connect(adapter);
2140                 }
2141                 else
2142                 {
2143                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Set Assoc_Timer = 1; can't find match ssid in scanned_q \n"));
2144                 #endif
2145
2146                         _set_timer(&pmlmepriv->assoc_timer, 1);
2147                         //rtw_free_assoc_resources(adapter, 1);
2148                         _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
2149
2150                 #ifdef REJOIN
2151                         retry = 0;
2152                 }
2153                 #endif
2154         }
2155
2156 ignore_joinbss_callback:
2157
2158         _exit_critical_bh(&pmlmepriv->lock, &irqL);
2159         _func_exit_;
2160 }
2161
2162 void rtw_joinbss_event_callback(_adapter *adapter, u8 *pbuf)
2163 {
2164         struct wlan_network     *pnetwork       = (struct wlan_network *)pbuf;
2165
2166 _func_enter_;
2167
2168         mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
2169
2170         rtw_os_xmit_schedule(adapter);
2171
2172 #ifdef CONFIG_CONCURRENT_MODE
2173         rtw_os_xmit_schedule(adapter->pbuddy_adapter);
2174 #endif
2175
2176 #ifdef CONFIG_DUALMAC_CONCURRENT
2177         dc_resume_xmit(adapter);
2178 #endif
2179
2180 _func_exit_;
2181 }
2182
2183 #if 0
2184 //#if (RATE_ADAPTIVE_SUPPORT==1)        //for 88E RA
2185 u8 search_max_mac_id(_adapter *padapter)
2186 {
2187         u8 mac_id, aid;
2188         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2189         struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2190         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2191         struct sta_priv *pstapriv = &padapter->stapriv;
2192
2193 #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
2194         if(check_fwstate(pmlmepriv, WIFI_AP_STATE)){
2195
2196 #if 1
2197                 _irqL irqL;
2198                 struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
2199
2200                 _enter_critical_bh(&pdvobj->lock, &irqL);
2201                 for(mac_id=(NUM_STA-1); mac_id>0; mac_id--)
2202                         if(pdvobj->macid[mac_id] == _TRUE)
2203                                 break;
2204                 _exit_critical_bh(&pdvobj->lock, &irqL);
2205
2206 #else
2207                 for (aid = (pstapriv->max_num_sta); aid > 0; aid--)
2208                 {
2209                         if (pstapriv->sta_aid[aid-1] != NULL)
2210                         {
2211                                 psta = pstapriv->sta_aid[aid-1];
2212                                 break;
2213                         }
2214                 }
2215 /*
2216                 for (mac_id = (pstapriv->max_num_sta-1); mac_id >= 0; mac_id--)
2217                 {
2218                         if (pstapriv->sta_aid[mac_id] != NULL)
2219                                 break;
2220                 }
2221 */
2222                 mac_id = aid + 1;
2223 #endif
2224         }
2225         else
2226 #endif
2227         {//adhoc  id =  31~2
2228                 for (mac_id = (NUM_STA-1); mac_id >= IBSS_START_MAC_ID ; mac_id--)
2229                 {
2230                         if (pmlmeinfo->FW_sta_info[mac_id].status == 1)
2231                         {
2232                                 break;
2233                         }
2234                 }
2235         }
2236
2237         DBG_871X("max mac_id=%d\n", mac_id);
2238
2239         return mac_id;
2240
2241 }
2242 #endif
2243
2244 //FOR STA, AP ,AD-HOC mode
2245 void rtw_sta_media_status_rpt(_adapter *adapter,struct sta_info *psta, u32 mstatus)
2246 {
2247         u16 media_status_rpt;
2248
2249         if(psta==NULL)  return;
2250
2251         #if (RATE_ADAPTIVE_SUPPORT==1)  //for 88E RA
2252         {
2253                 u8 macid = rtw_search_max_mac_id(adapter);
2254                 rtw_hal_set_hwreg(adapter,HW_VAR_TX_RPT_MAX_MACID, (u8*)&macid);
2255         }
2256         #endif
2257         media_status_rpt = (u16)((psta->mac_id<<8)|mstatus); //  MACID|OPMODE:1 connect
2258         rtw_hal_set_hwreg(adapter,HW_VAR_H2C_MEDIA_STATUS_RPT,(u8 *)&media_status_rpt);
2259 }
2260
2261 void rtw_stassoc_event_callback(_adapter *adapter, u8 *pbuf)
2262 {
2263         _irqL irqL;
2264         struct sta_info *psta;
2265         struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
2266         struct stassoc_event    *pstassoc       = (struct stassoc_event*)pbuf;
2267         struct wlan_network     *cur_network = &(pmlmepriv->cur_network);
2268         struct wlan_network     *ptarget_wlan = NULL;
2269
2270 _func_enter_;
2271
2272         if(rtw_access_ctrl(adapter, pstassoc->macaddr) == _FALSE)
2273                 return;
2274
2275 #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
2276         if(check_fwstate(pmlmepriv, WIFI_AP_STATE))
2277         {
2278                 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
2279                 if(psta)
2280                 {
2281                         u8 *passoc_req = NULL;
2282                         u32 assoc_req_len = 0;
2283
2284                         rtw_sta_media_status_rpt(adapter, psta, 1);
2285
2286 #ifndef CONFIG_AUTO_AP_MODE
2287
2288                         ap_sta_info_defer_update(adapter, psta);
2289
2290                         //report to upper layer
2291                         DBG_871X("indicate_sta_assoc_event to upper layer - hostapd\n");
2292 #ifdef CONFIG_IOCTL_CFG80211
2293                         _enter_critical_bh(&psta->lock, &irqL);
2294                         if(psta->passoc_req && psta->assoc_req_len>0)
2295                         {
2296                                 passoc_req = rtw_zmalloc(psta->assoc_req_len);
2297                                 if(passoc_req)
2298                                 {
2299                                         assoc_req_len = psta->assoc_req_len;
2300                                         _rtw_memcpy(passoc_req, psta->passoc_req, assoc_req_len);
2301
2302                                         rtw_mfree(psta->passoc_req , psta->assoc_req_len);
2303                                         psta->passoc_req = NULL;
2304                                         psta->assoc_req_len = 0;
2305                                 }
2306                         }
2307                         _exit_critical_bh(&psta->lock, &irqL);
2308
2309                         if(passoc_req && assoc_req_len>0)
2310                         {
2311                                 rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
2312
2313                                 rtw_mfree(passoc_req, assoc_req_len);
2314                         }
2315 #else //!CONFIG_IOCTL_CFG80211
2316                         rtw_indicate_sta_assoc_event(adapter, psta);
2317 #endif //!CONFIG_IOCTL_CFG80211
2318 #endif //!CONFIG_AUTO_AP_MODE
2319                 }
2320                 goto exit;
2321         }
2322 #endif //defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
2323
2324         //for AD-HOC mode
2325         psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
2326         if( psta != NULL)
2327         {
2328                 //the sta have been in sta_info_queue => do nothing
2329
2330                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue \n"));
2331
2332                 goto exit; //(between drv has received this event before and  fw have not yet to set key to CAM_ENTRY)
2333         }
2334
2335         psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
2336         if (psta == NULL) {
2337                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
2338                 goto exit;
2339         }
2340
2341         //to do : init sta_info variable
2342         psta->qos_option = 0;
2343         psta->mac_id = (uint)pstassoc->cam_id;
2344         //psta->aid = (uint)pstassoc->cam_id;
2345         DBG_871X("%s\n",__FUNCTION__);
2346         //for ad-hoc mode
2347         rtw_hal_set_odm_var(adapter,HAL_ODM_STA_INFO,psta,_TRUE);
2348
2349         rtw_sta_media_status_rpt(adapter, psta, 1);
2350
2351         if(adapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X)
2352                 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
2353
2354
2355         psta->ieee8021x_blocked = _FALSE;
2356
2357         _enter_critical_bh(&pmlmepriv->lock, &irqL);
2358
2359         if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==_TRUE ) ||
2360                 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE ) )
2361         {
2362                 if(adapter->stapriv.asoc_sta_count== 2)
2363                 {
2364                         _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2365                         ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
2366                         pmlmepriv->cur_network_scanned = ptarget_wlan;
2367                         if(ptarget_wlan)        ptarget_wlan->fixed = _TRUE;
2368                         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2369                         // a sta + bc/mc_stainfo (not Ibss_stainfo)
2370                         rtw_indicate_connect(adapter);
2371                 }
2372         }
2373
2374         _exit_critical_bh(&pmlmepriv->lock, &irqL);
2375
2376
2377         mlmeext_sta_add_event_callback(adapter, psta);
2378
2379 #ifdef CONFIG_RTL8711
2380         //submit SetStaKey_cmd to tell fw, fw will allocate an CAM entry for this sta
2381         rtw_setstakey_cmd(adapter, (unsigned char*)psta, _FALSE, _TRUE);
2382 #endif
2383
2384 exit:
2385
2386 _func_exit_;
2387
2388 }
2389
2390 void rtw_stadel_event_callback(_adapter *adapter, u8 *pbuf)
2391 {
2392         _irqL irqL,irqL2;
2393         int mac_id = (-1);
2394         struct sta_info *psta;
2395         struct wlan_network* pwlan = NULL;
2396         WLAN_BSSID_EX    *pdev_network=NULL;
2397         u8* pibss = NULL;
2398         struct  mlme_priv       *pmlmepriv = &(adapter->mlmepriv);
2399         struct  stadel_event *pstadel   = (struct stadel_event*)pbuf;
2400         struct  sta_priv *pstapriv = &adapter->stapriv;
2401         struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
2402         struct mlme_ext_priv    *pmlmeext = &adapter->mlmeextpriv;
2403         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2404
2405 _func_enter_;
2406
2407         psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
2408         if(psta)
2409                 mac_id = psta->mac_id;
2410         else
2411                 mac_id = pstadel->mac_id;
2412
2413         DBG_871X("%s(mac_id=%d)=" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr));
2414
2415         if(mac_id>=0){
2416                 u16 media_status;
2417                 media_status = (mac_id<<8)|0; //  MACID|OPMODE:0 means disconnect
2418                 //for STA,AP,ADHOC mode, report disconnect stauts to FW
2419                 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
2420         }
2421
2422         //if(check_fwstate(pmlmepriv, WIFI_AP_STATE))
2423         if((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
2424         {
2425 #ifdef CONFIG_IOCTL_CFG80211
2426                 #ifdef COMPAT_KERNEL_RELEASE
2427
2428                 #elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
2429                 rtw_cfg80211_indicate_sta_disassoc(adapter, pstadel->macaddr, *(u16*)pstadel->rsvd);
2430                 #endif //(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
2431 #endif //CONFIG_IOCTL_CFG80211
2432
2433                 return;
2434         }
2435
2436
2437         mlmeext_sta_del_event_callback(adapter);
2438
2439         _enter_critical_bh(&pmlmepriv->lock, &irqL2);
2440
2441         if(check_fwstate(pmlmepriv, WIFI_STATION_STATE) )
2442         {
2443                 u16 reason = *((unsigned short *)(pstadel->rsvd));
2444                 bool roam = _FALSE;
2445                 struct wlan_network *roam_target = NULL;
2446
2447                 #ifdef CONFIG_LAYER2_ROAMING
2448                 if(adapter->registrypriv.wifi_spec==1) {
2449                         roam = _FALSE;
2450                 } else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
2451                         roam = _TRUE;
2452                 } else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
2453                         roam = _TRUE;
2454                         roam_target = pmlmepriv->roam_network;
2455                 }
2456 #ifdef CONFIG_INTEL_WIDI
2457                 else if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_CONNECTED) {
2458                         roam = _TRUE;
2459                 }
2460 #endif // CONFIG_INTEL_WIDI
2461
2462                 if (roam == _TRUE) {
2463                         if (rtw_to_roam(adapter) > 0)
2464                                 rtw_dec_to_roam(adapter); /* this stadel_event is caused by roaming, decrease to_roam */
2465                         else if (rtw_to_roam(adapter) == 0)
2466                                 rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
2467                 } else {
2468                         rtw_set_to_roam(adapter, 0);
2469                 }
2470                 #endif /* CONFIG_LAYER2_ROAMING */
2471
2472                 rtw_free_uc_swdec_pending_queue(adapter);
2473
2474                 rtw_free_assoc_resources(adapter, 1);
2475                 rtw_indicate_disconnect(adapter);
2476
2477                 _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2478                 // remove the network entry in scanned_queue
2479                 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
2480                 if (pwlan) {
2481                         pwlan->fixed = _FALSE;
2482                         rtw_free_network_nolock(pmlmepriv, pwlan);
2483                 }
2484                 _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2485
2486 #ifdef CONFIG_INTEL_WIDI
2487                 if (!rtw_to_roam(adapter))
2488                         process_intel_widi_disconnect(adapter, 1);
2489 #endif // CONFIG_INTEL_WIDI
2490
2491                 _rtw_roaming(adapter, roam_target);
2492         }
2493
2494         if ( check_fwstate(pmlmepriv,WIFI_ADHOC_MASTER_STATE) ||
2495               check_fwstate(pmlmepriv,WIFI_ADHOC_STATE))
2496         {
2497
2498                 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
2499                 rtw_free_stainfo(adapter,  psta);
2500                 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
2501
2502                 if(adapter->stapriv.asoc_sta_count== 1) //a sta + bc/mc_stainfo (not Ibss_stainfo)
2503                 {
2504                         //rtw_indicate_disconnect(adapter);//removed@20091105
2505                         _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2506                         //free old ibss network
2507                         //pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr);
2508                         pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
2509                         if(pwlan)
2510                         {
2511                                 pwlan->fixed = _FALSE;
2512                                 rtw_free_network_nolock(pmlmepriv, pwlan);
2513                         }
2514                         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
2515                         //re-create ibss
2516                         pdev_network = &(adapter->registrypriv.dev_network);
2517                         pibss = adapter->registrypriv.dev_network.MacAddress;
2518
2519                         _rtw_memcpy(pdev_network, &tgt_network->network, get_WLAN_BSSID_EX_sz(&tgt_network->network));
2520
2521                         _rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
2522                         _rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID));
2523
2524                         rtw_update_registrypriv_dev_network(adapter);
2525
2526                         rtw_generate_random_ibss(pibss);
2527
2528                         if(check_fwstate(pmlmepriv,WIFI_ADHOC_STATE))
2529                         {
2530                                 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
2531                                 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
2532                         }
2533
2534                         if(rtw_createbss_cmd(adapter)!=_SUCCESS)
2535                         {
2536
2537                                 RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("***Error=>stadel_event_callback: rtw_createbss_cmd status FAIL*** \n "));
2538
2539                         }
2540
2541
2542                 }
2543
2544         }
2545
2546         _exit_critical_bh(&pmlmepriv->lock, &irqL2);
2547
2548 _func_exit_;
2549
2550 }
2551
2552
2553 void rtw_cpwm_event_callback(PADAPTER padapter, u8 *pbuf)
2554 {
2555 #ifdef CONFIG_LPS_LCLK
2556         struct reportpwrstate_parm *preportpwrstate;
2557 #endif
2558
2559 _func_enter_;
2560
2561         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("+rtw_cpwm_event_callback !!!\n"));
2562 #ifdef CONFIG_LPS_LCLK
2563         preportpwrstate = (struct reportpwrstate_parm*)pbuf;
2564         preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
2565         cpwm_int_hdl(padapter, preportpwrstate);
2566 #endif
2567
2568 _func_exit_;
2569
2570 }
2571
2572 /*
2573 * _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss
2574 * @adapter: pointer to _adapter structure
2575 */
2576 void _rtw_join_timeout_handler (_adapter *adapter)
2577 {
2578         _irqL irqL;
2579         struct  mlme_priv *pmlmepriv = &adapter->mlmepriv;
2580
2581 #if 0
2582         if (adapter->bDriverStopped == _TRUE){
2583                 _rtw_up_sema(&pmlmepriv->assoc_terminate);
2584                 return;
2585         }
2586 #endif
2587
2588 _func_enter_;
2589
2590
2591         DBG_871X("%s, fw_state=%x\n", __FUNCTION__, get_fwstate(pmlmepriv));
2592
2593         if(adapter->bDriverStopped ||adapter->bSurpriseRemoved)
2594                 return;
2595
2596
2597         _enter_critical_bh(&pmlmepriv->lock, &irqL);
2598
2599         #ifdef CONFIG_LAYER2_ROAMING
2600         if (rtw_to_roam(adapter) > 0) { /* join timeout caused by roaming */
2601                 while(1) {
2602                         rtw_dec_to_roam(adapter);
2603                         if (rtw_to_roam(adapter) != 0) { /* try another */
2604                                 int do_join_r;
2605                                 DBG_871X("%s try another roaming\n", __FUNCTION__);
2606                                 if( _SUCCESS!=(do_join_r=rtw_do_join(adapter)) ) {
2607                                         DBG_871X("%s roaming do_join return %d\n", __FUNCTION__ ,do_join_r);
2608                                         continue;
2609                                 }
2610                                 break;
2611                         } else {
2612 #ifdef CONFIG_INTEL_WIDI
2613                                 if(adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING)
2614                                 {
2615                                         _rtw_memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
2616                                         intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
2617                                         DBG_871X("change to widi listen\n");
2618                                 }
2619 #endif // CONFIG_INTEL_WIDI
2620                                 DBG_871X("%s We've try roaming but fail\n", __FUNCTION__);
2621                                 rtw_indicate_disconnect(adapter);
2622                                 break;
2623                         }
2624                 }
2625
2626         } else
2627         #endif
2628         {
2629                 rtw_indicate_disconnect(adapter);
2630                 free_scanqueue(pmlmepriv);//???
2631
2632 #ifdef CONFIG_IOCTL_CFG80211
2633                 //indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED
2634                 rtw_cfg80211_indicate_disconnect(adapter);
2635 #endif //CONFIG_IOCTL_CFG80211
2636
2637         }
2638
2639         _exit_critical_bh(&pmlmepriv->lock, &irqL);
2640
2641
2642 #ifdef CONFIG_DRVEXT_MODULE_WSC
2643         drvext_assoc_fail_indicate(&adapter->drvextpriv);
2644 #endif
2645
2646
2647 _func_exit_;
2648
2649 }
2650
2651 /*
2652 * rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey
2653 * @adapter: pointer to _adapter structure
2654 */
2655 void rtw_scan_timeout_handler (_adapter *adapter)
2656 {
2657         _irqL irqL;
2658         struct  mlme_priv *pmlmepriv = &adapter->mlmepriv;
2659
2660         DBG_871X(FUNC_ADPT_FMT" fw_state=%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
2661
2662         _enter_critical_bh(&pmlmepriv->lock, &irqL);
2663
2664         _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
2665
2666         _exit_critical_bh(&pmlmepriv->lock, &irqL);
2667
2668         rtw_indicate_scan_done(adapter, _TRUE);
2669
2670 #if defined(CONFIG_CONCURRENT_MODE) && defined(CONFIG_IOCTL_CFG80211)
2671         if (adapter->pbuddy_adapter) {
2672                 _adapter *buddy_adapter = adapter->pbuddy_adapter;
2673                 struct mlme_priv *buddy_mlme = &(buddy_adapter->mlmepriv);
2674                 struct rtw_wdev_priv *buddy_wdev_priv = adapter_wdev_data(buddy_adapter);
2675                 bool indicate_buddy_scan = _FALSE;
2676
2677                 _enter_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
2678                 if (buddy_wdev_priv->scan_request && buddy_mlme->scanning_via_buddy_intf == _TRUE) {
2679                         buddy_mlme->scanning_via_buddy_intf = _FALSE;
2680                         clr_fwstate(buddy_mlme, _FW_UNDER_SURVEY);
2681                         indicate_buddy_scan = _TRUE;
2682                 }
2683                 _exit_critical_bh(&buddy_wdev_priv->scan_req_lock, &irqL);
2684
2685                 if (indicate_buddy_scan == _TRUE) {
2686                         rtw_indicate_scan_done(buddy_adapter, _TRUE);
2687                 }
2688         }
2689 #endif /* CONFIG_CONCURRENT_MODE */
2690 }
2691
2692 void rtw_mlme_reset_auto_scan_int(_adapter *adapter)
2693 {
2694         struct mlme_priv *mlme = &adapter->mlmepriv;
2695
2696 #ifdef CONFIG_P2P
2697         if(!rtw_p2p_chk_state(&adapter->wdinfo, P2P_STATE_NONE)) {
2698                 mlme->auto_scan_int_ms = 0; /* disabled */
2699                 goto exit;
2700         }
2701 #endif
2702
2703         if(adapter->registrypriv.wifi_spec) {
2704                 mlme->auto_scan_int_ms = 60*1000;
2705 #ifdef CONFIG_LAYER2_ROAMING
2706         } else if(rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
2707                 if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
2708                         mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
2709 #endif
2710         } else {
2711                 mlme->auto_scan_int_ms = 0; /* disabled */
2712         }
2713 exit:
2714         return;
2715 }
2716
2717 static void rtw_auto_scan_handler(_adapter *padapter)
2718 {
2719         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2720
2721         rtw_mlme_reset_auto_scan_int(padapter);
2722
2723         if (pmlmepriv->auto_scan_int_ms != 0
2724                 && rtw_get_passing_time_ms(pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
2725
2726                 if (!padapter->registrypriv.wifi_spec) {
2727                         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE)
2728                         {
2729                                 DBG_871X(FUNC_ADPT_FMT" _FW_UNDER_SURVEY|_FW_UNDER_LINKING\n", FUNC_ADPT_ARG(padapter));
2730                                 goto exit;
2731                         }
2732
2733                         if(pmlmepriv->LinkDetectInfo.bBusyTraffic == _TRUE)
2734                         {
2735                                 DBG_871X(FUNC_ADPT_FMT" exit BusyTraffic\n", FUNC_ADPT_ARG(padapter));
2736                                 goto exit;
2737                         }
2738                 }
2739
2740 #ifdef CONFIG_CONCURRENT_MODE
2741                 if (rtw_buddy_adapter_up(padapter))
2742                 {
2743                         if ((check_buddy_fwstate(padapter, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE) ||
2744                                 (padapter->pbuddy_adapter->mlmepriv.LinkDetectInfo.bBusyTraffic == _TRUE))
2745                         {
2746                                 DBG_871X(FUNC_ADPT_FMT", but buddy_intf is under scanning or linking or BusyTraffic\n"
2747                                         , FUNC_ADPT_ARG(padapter));
2748                                 goto exit;
2749                         }
2750                 }
2751 #endif
2752
2753                 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
2754
2755                 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
2756         }
2757
2758 exit:
2759         return;
2760 }
2761
2762 void rtw_dynamic_check_timer_handlder(_adapter *adapter)
2763 {
2764 #ifdef CONFIG_AP_MODE
2765         struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
2766 #endif //CONFIG_AP_MODE
2767         struct registry_priv *pregistrypriv = &adapter->registrypriv;
2768 #ifdef CONFIG_CONCURRENT_MODE
2769         PADAPTER pbuddy_adapter = adapter->pbuddy_adapter;
2770 #endif
2771
2772         if(!adapter)
2773                 return;
2774
2775         if(adapter->hw_init_completed == _FALSE)
2776                 return;
2777
2778         if ((adapter->bDriverStopped == _TRUE)||(adapter->bSurpriseRemoved== _TRUE))
2779                 return;
2780
2781
2782 #ifdef CONFIG_CONCURRENT_MODE
2783         if(pbuddy_adapter)
2784         {
2785                 if(adapter->net_closed == _TRUE && pbuddy_adapter->net_closed == _TRUE)
2786                 {
2787                         return;
2788                 }
2789         }
2790         else
2791 #endif //CONFIG_CONCURRENT_MODE
2792         if(adapter->net_closed == _TRUE)
2793         {
2794                 return;
2795         }
2796
2797 #ifdef CONFIG_BT_COEXIST
2798         if(is_primary_adapter(adapter))
2799                 DBG_871X("IsBtDisabled=%d, IsBtControlLps=%d\n", rtw_btcoex_IsBtDisabled(adapter), rtw_btcoex_IsBtControlLps(adapter));
2800 #endif
2801
2802 #ifdef CONFIG_LPS_LCLK_WD_TIMER
2803         if ((adapter_to_pwrctl(adapter)->bFwCurrentInPSMode ==_TRUE )
2804 #ifdef CONFIG_BT_COEXIST
2805                 && (rtw_btcoex_IsBtControlLps(adapter) == _FALSE)
2806 #endif
2807                 )
2808         {
2809                 u8 bEnterPS;
2810
2811                 linked_status_chk(adapter);
2812
2813                 bEnterPS = traffic_status_watchdog(adapter, 1);
2814                 if(bEnterPS)
2815                 {
2816                         //rtw_lps_ctrl_wk_cmd(adapter, LPS_CTRL_ENTER, 1);
2817                         rtw_hal_dm_watchdog_in_lps(adapter);
2818                 }
2819                 else
2820                 {
2821                         //call rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1) in traffic_status_watchdog()
2822                 }
2823
2824         }
2825         else
2826 #endif //CONFIG_LPS_LCLK_WD_TIMER
2827         {
2828                 if(is_primary_adapter(adapter))
2829                 {
2830                         rtw_dynamic_chk_wk_cmd(adapter);
2831                 }
2832         }
2833
2834         /* auto site survey */
2835         rtw_auto_scan_handler(adapter);
2836
2837 #ifndef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
2838 #ifdef CONFIG_AP_MODE
2839         if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
2840         {
2841                 expire_timeout_chk(adapter);
2842         }
2843 #endif
2844 #endif //!CONFIG_ACTIVE_KEEP_ALIVE_CHECK
2845
2846 #ifdef CONFIG_BR_EXT
2847
2848 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
2849         rcu_read_lock();
2850 #endif  // (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
2851
2852 #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
2853         if( adapter->pnetdev->br_port
2854 #else   // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
2855         if( rcu_dereference(adapter->pnetdev->rx_handler_data)
2856 #endif  // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
2857                 && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
2858         {
2859                 // expire NAT2.5 entry
2860                 void nat25_db_expire(_adapter *priv);
2861                 nat25_db_expire(adapter);
2862
2863                 if (adapter->pppoe_connection_in_progress > 0) {
2864                         adapter->pppoe_connection_in_progress--;
2865                 }
2866
2867                 // due to rtw_dynamic_check_timer_handlder() is called every 2 seconds
2868                 if (adapter->pppoe_connection_in_progress > 0) {
2869                         adapter->pppoe_connection_in_progress--;
2870                 }
2871         }
2872
2873 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
2874         rcu_read_unlock();
2875 #endif  // (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
2876
2877 #endif  // CONFIG_BR_EXT
2878
2879 }
2880
2881
2882 #ifdef CONFIG_SET_SCAN_DENY_TIMER
2883 inline bool rtw_is_scan_deny(_adapter *adapter)
2884 {
2885         struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2886         return (ATOMIC_READ(&mlmepriv->set_scan_deny) != 0) ? _TRUE : _FALSE;
2887 }
2888
2889 inline void rtw_clear_scan_deny(_adapter *adapter)
2890 {
2891         struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2892         ATOMIC_SET(&mlmepriv->set_scan_deny, 0);
2893         if (0)
2894         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
2895 }
2896
2897 void rtw_set_scan_deny_timer_hdl(_adapter *adapter)
2898 {
2899         rtw_clear_scan_deny(adapter);
2900 }
2901
2902 void rtw_set_scan_deny(_adapter *adapter, u32 ms)
2903 {
2904         struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2905 #ifdef CONFIG_CONCURRENT_MODE
2906         struct mlme_priv *b_mlmepriv;
2907 #endif
2908
2909         if (0)
2910         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
2911         ATOMIC_SET(&mlmepriv->set_scan_deny, 1);
2912         _set_timer(&mlmepriv->set_scan_deny_timer, ms);
2913
2914 #ifdef CONFIG_CONCURRENT_MODE
2915         if (!adapter->pbuddy_adapter)
2916                 return;
2917
2918         if (0)
2919         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter->pbuddy_adapter));
2920         b_mlmepriv = &adapter->pbuddy_adapter->mlmepriv;
2921         ATOMIC_SET(&b_mlmepriv->set_scan_deny, 1);
2922         _set_timer(&b_mlmepriv->set_scan_deny_timer, ms);
2923 #endif
2924
2925 }
2926 #endif
2927
2928 #ifdef CONFIG_LAYER2_ROAMING
2929 /*
2930 * Select a new roaming candidate from the original @param candidate and @param competitor
2931 * @return _TRUE: candidate is updated
2932 * @return _FALSE: candidate is not updated
2933 */
2934 static int rtw_check_roaming_candidate(struct mlme_priv *mlme
2935         , struct wlan_network **candidate, struct wlan_network *competitor)
2936 {
2937         int updated = _FALSE;
2938         _adapter *adapter = container_of(mlme, _adapter, mlmepriv);
2939
2940         if(is_same_ess(&competitor->network, &mlme->cur_network.network) == _FALSE)
2941                 goto exit;
2942
2943         if(rtw_is_desired_network(adapter, competitor) == _FALSE)
2944                 goto exit;
2945
2946         DBG_871X("roam candidate:%s %s("MAC_FMT", ch%3u) rssi:%d, age:%5d\n",
2947                 (competitor == mlme->cur_network_scanned)?"*":" " ,
2948                 competitor->network.Ssid.Ssid,
2949                 MAC_ARG(competitor->network.MacAddress),
2950                 competitor->network.Configuration.DSConfig,
2951                 (int)competitor->network.Rssi,
2952                 rtw_get_passing_time_ms(competitor->last_scanned)
2953         );
2954
2955         /* got specific addr to roam */
2956         if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
2957                 if(_rtw_memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN) == _TRUE)
2958                         goto update;
2959                 else
2960                         goto exit;
2961         }
2962         #if 1
2963         if(rtw_get_passing_time_ms((u32)competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
2964                 goto exit;
2965
2966         if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
2967                 goto exit;
2968
2969         if(*candidate != NULL && (*candidate)->network.Rssi>=competitor->network.Rssi)
2970                 goto exit;
2971         #else
2972         goto exit;
2973         #endif
2974
2975 update:
2976         *candidate = competitor;
2977         updated = _TRUE;
2978
2979 exit:
2980         return updated;
2981 }
2982
2983 int rtw_select_roaming_candidate(struct mlme_priv *mlme)
2984 {
2985         _irqL   irqL;
2986         int ret = _FAIL;
2987         _list   *phead;
2988         _adapter *adapter;
2989         _queue  *queue  = &(mlme->scanned_queue);
2990         struct  wlan_network    *pnetwork = NULL;
2991         struct  wlan_network    *candidate = NULL;
2992         u8              bSupportAntDiv = _FALSE;
2993
2994 _func_enter_;
2995
2996         if (mlme->cur_network_scanned == NULL) {
2997                 rtw_warn_on(1);
2998                 goto exit;
2999         }
3000
3001         _enter_critical_bh(&(mlme->scanned_queue.lock), &irqL);
3002         phead = get_list_head(queue);
3003         adapter = (_adapter *)mlme->nic_hdl;
3004
3005         mlme->pscanned = get_next(phead);
3006
3007         while (!rtw_end_of_queue_search(phead, mlme->pscanned)) {
3008
3009                 pnetwork = LIST_CONTAINOR(mlme->pscanned, struct wlan_network, list);
3010                 if(pnetwork==NULL){
3011                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s return _FAIL:(pnetwork==NULL)\n", __FUNCTION__));
3012                         ret = _FAIL;
3013                         goto exit;
3014                 }
3015
3016                 mlme->pscanned = get_next(mlme->pscanned);
3017
3018                 if (0)
3019                 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
3020                         , pnetwork->network.Ssid.Ssid
3021                         , MAC_ARG(pnetwork->network.MacAddress)
3022                         , pnetwork->network.Configuration.DSConfig
3023                         , (int)pnetwork->network.Rssi);
3024
3025                 rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
3026
3027         }
3028
3029         if(candidate == NULL) {
3030                 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __FUNCTION__);
3031                 ret = _FAIL;
3032                 goto exit;
3033         } else {
3034                 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __FUNCTION__,
3035                         candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
3036                         candidate->network.Configuration.DSConfig);
3037
3038                 mlme->roam_network = candidate;
3039
3040                 if (_rtw_memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN) == _TRUE)
3041                         _rtw_memset(mlme->roam_tgt_addr,0, ETH_ALEN);
3042         }
3043
3044         ret = _SUCCESS;
3045 exit:
3046         _exit_critical_bh(&(mlme->scanned_queue.lock), &irqL);
3047
3048         return ret;
3049 }
3050 #endif /* CONFIG_LAYER2_ROAMING */
3051
3052 /*
3053 * Select a new join candidate from the original @param candidate and @param competitor
3054 * @return _TRUE: candidate is updated
3055 * @return _FALSE: candidate is not updated
3056 */
3057 static int rtw_check_join_candidate(struct mlme_priv *mlme
3058         , struct wlan_network **candidate, struct wlan_network *competitor)
3059 {
3060         int updated = _FALSE;
3061         _adapter *adapter = container_of(mlme, _adapter, mlmepriv);
3062
3063
3064         //check bssid, if needed
3065         if(mlme->assoc_by_bssid==_TRUE) {
3066                 if(_rtw_memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN) ==_FALSE)
3067                         goto exit;
3068         }
3069
3070         //check ssid, if needed
3071         if(mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
3072                 if(     competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
3073                         || _rtw_memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength) == _FALSE
3074                 )
3075                         goto exit;
3076         }
3077
3078         if(rtw_is_desired_network(adapter, competitor)  == _FALSE)
3079                 goto exit;
3080
3081 #ifdef  CONFIG_LAYER2_ROAMING
3082         if(rtw_to_roam(adapter) > 0) {
3083                 if(     rtw_get_passing_time_ms((u32)competitor->last_scanned) >= mlme->roam_scanr_exp_ms
3084                         || is_same_ess(&competitor->network, &mlme->cur_network.network) == _FALSE
3085                 )
3086                         goto exit;
3087         }
3088 #endif
3089
3090         if(*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
3091         {
3092                 *candidate = competitor;
3093                 updated = _TRUE;
3094         }
3095
3096         if(updated){
3097                 DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
3098                         #ifdef  CONFIG_LAYER2_ROAMING
3099                         "[to_roam:%u] "
3100                         #endif
3101                         "new candidate: %s("MAC_FMT", ch%u) rssi:%d\n",
3102                         mlme->assoc_by_bssid,
3103                         mlme->assoc_ssid.Ssid,
3104                         #ifdef  CONFIG_LAYER2_ROAMING
3105                         rtw_to_roam(adapter),
3106                         #endif
3107                         (*candidate)->network.Ssid.Ssid,
3108                         MAC_ARG((*candidate)->network.MacAddress),
3109                         (*candidate)->network.Configuration.DSConfig,
3110                         (int)(*candidate)->network.Rssi
3111                 );
3112         }
3113
3114 exit:
3115         return updated;
3116 }
3117
3118 /*
3119 Calling context:
3120 The caller of the sub-routine will be in critical section...
3121
3122 The caller must hold the following spinlock
3123
3124 pmlmepriv->lock
3125
3126
3127 */
3128
3129 int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv )
3130 {
3131         _irqL   irqL;
3132         int ret;
3133         _list   *phead;
3134         _adapter *adapter;
3135         _queue  *queue  = &(pmlmepriv->scanned_queue);
3136         struct  wlan_network    *pnetwork = NULL;
3137         struct  wlan_network    *candidate = NULL;
3138         u8              bSupportAntDiv = _FALSE;
3139
3140 _func_enter_;
3141
3142         adapter = (_adapter *)pmlmepriv->nic_hdl;
3143
3144         _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
3145
3146         #ifdef CONFIG_LAYER2_ROAMING
3147         if (pmlmepriv->roam_network) {
3148                 candidate = pmlmepriv->roam_network;
3149                 pmlmepriv->roam_network = NULL;
3150                 goto candidate_exist;
3151         }
3152         #endif
3153
3154         phead = get_list_head(queue);
3155         pmlmepriv->pscanned = get_next(phead);
3156
3157         while (!rtw_end_of_queue_search(phead, pmlmepriv->pscanned)) {
3158
3159                 pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
3160                 if(pnetwork==NULL){
3161                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s return _FAIL:(pnetwork==NULL)\n", __FUNCTION__));
3162                         ret = _FAIL;
3163                         goto exit;
3164                 }
3165
3166                 pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
3167
3168                 if (0)
3169                 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
3170                         , pnetwork->network.Ssid.Ssid
3171                         , MAC_ARG(pnetwork->network.MacAddress)
3172                         , pnetwork->network.Configuration.DSConfig
3173                         , (int)pnetwork->network.Rssi);
3174
3175                 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
3176
3177         }
3178
3179         if(candidate == NULL) {
3180                 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __FUNCTION__);
3181 #ifdef CONFIG_WOWLAN
3182                 _clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
3183 #endif
3184                 ret = _FAIL;
3185                 goto exit;
3186         } else {
3187                 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __FUNCTION__,
3188                         candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
3189                         candidate->network.Configuration.DSConfig);
3190                 goto candidate_exist;
3191         }
3192
3193 candidate_exist:
3194
3195         // check for situation of  _FW_LINKED
3196         if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
3197         {
3198                 DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __FUNCTION__);
3199
3200                 #if 0 // for WPA/WPA2 authentication, wpa_supplicant will expect authentication from AP, it is needed to reconnect AP...
3201                 if(is_same_network(&pmlmepriv->cur_network.network, &candidate->network))
3202                 {
3203                         DBG_871X("%s: _FW_LINKED and is same network, it needn't join again\n", __FUNCTION__);
3204
3205                         rtw_indicate_connect(adapter);//rtw_indicate_connect again
3206
3207                         ret = 2;
3208                         goto exit;
3209                 }
3210                 else
3211                 #endif
3212                 {
3213                         rtw_disassoc_cmd(adapter, 0, _TRUE);
3214                         rtw_indicate_disconnect(adapter);
3215                         rtw_free_assoc_resources(adapter, 0);
3216                 }
3217         }
3218
3219         #ifdef CONFIG_ANTENNA_DIVERSITY
3220         rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(bSupportAntDiv));
3221         if(_TRUE == bSupportAntDiv)
3222         {
3223                 u8 CurrentAntenna;
3224                 rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna));
3225                 DBG_871X("#### Opt_Ant_(%s) , cur_Ant(%s)\n",
3226                         (2==candidate->network.PhyInfo.Optimum_antenna)?"A":"B",
3227                         (2==CurrentAntenna)?"A":"B"
3228                 );
3229         }
3230         #endif
3231         set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
3232         ret = rtw_joinbss_cmd(adapter, candidate);
3233
3234 exit:
3235         _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
3236
3237 _func_exit_;
3238
3239         return ret;
3240 }
3241
3242 sint rtw_set_auth(_adapter * adapter,struct security_priv *psecuritypriv)
3243 {
3244         struct  cmd_obj* pcmd;
3245         struct  setauth_parm *psetauthparm;
3246         struct  cmd_priv        *pcmdpriv=&(adapter->cmdpriv);
3247         sint            res=_SUCCESS;
3248
3249 _func_enter_;
3250
3251         pcmd = (struct  cmd_obj*)rtw_zmalloc(sizeof(struct      cmd_obj));
3252         if(pcmd==NULL){
3253                 res= _FAIL;  //try again
3254                 goto exit;
3255         }
3256
3257         psetauthparm=(struct setauth_parm*)rtw_zmalloc(sizeof(struct setauth_parm));
3258         if(psetauthparm==NULL){
3259                 rtw_mfree((unsigned char *)pcmd, sizeof(struct  cmd_obj));
3260                 res= _FAIL;
3261                 goto exit;
3262         }
3263
3264         _rtw_memset(psetauthparm, 0, sizeof(struct setauth_parm));
3265         psetauthparm->mode=(unsigned char)psecuritypriv->dot11AuthAlgrthm;
3266
3267         pcmd->cmdcode = _SetAuth_CMD_;
3268         pcmd->parmbuf = (unsigned char *)psetauthparm;
3269         pcmd->cmdsz =  (sizeof(struct setauth_parm));
3270         pcmd->rsp = NULL;
3271         pcmd->rspsz = 0;
3272
3273
3274         _rtw_init_listhead(&pcmd->list);
3275
3276         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("after enqueue set_auth_cmd, auth_mode=%x\n", psecuritypriv->dot11AuthAlgrthm));
3277
3278         res = rtw_enqueue_cmd(pcmdpriv, pcmd);
3279
3280 exit:
3281
3282 _func_exit_;
3283
3284         return res;
3285
3286 }
3287
3288
3289 sint rtw_set_key(_adapter * adapter,struct security_priv *psecuritypriv,sint keyid, u8 set_tx, bool enqueue)
3290 {
3291         u8      keylen;
3292         struct cmd_obj          *pcmd;
3293         struct setkey_parm      *psetkeyparm;
3294         struct cmd_priv         *pcmdpriv = &(adapter->cmdpriv);
3295         struct mlme_priv                *pmlmepriv = &(adapter->mlmepriv);
3296         sint    res=_SUCCESS;
3297
3298 _func_enter_;
3299
3300         psetkeyparm=(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
3301         if(psetkeyparm==NULL){
3302                 res= _FAIL;
3303                 goto exit;
3304         }
3305         _rtw_memset(psetkeyparm, 0, sizeof(struct setkey_parm));
3306
3307         if(psecuritypriv->dot11AuthAlgrthm ==dot11AuthAlgrthm_8021X){
3308                 psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy;
3309                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy=%d \n", psetkeyparm->algorithm));
3310         }
3311         else{
3312                 psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm;
3313                 RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm=%d \n", psetkeyparm->algorithm));
3314
3315         }
3316         psetkeyparm->keyid = (u8)keyid;//0~3
3317         psetkeyparm->set_tx = set_tx;
3318         if (is_wep_enc(psetkeyparm->algorithm))
3319                 adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
3320
3321         DBG_871X("==> rtw_set_key algorithm(%x),keyid(%x),key_mask(%x)\n",psetkeyparm->algorithm,psetkeyparm->keyid, adapter->securitypriv.key_mask);
3322         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=%d psetkeyparm->keyid=(u8)keyid=%d \n",psetkeyparm->algorithm, keyid));
3323
3324         switch(psetkeyparm->algorithm){
3325
3326                 case _WEP40_:
3327                         keylen=5;
3328                         _rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
3329                         break;
3330                 case _WEP104_:
3331                         keylen=13;
3332                         _rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
3333                         break;
3334                 case _TKIP_:
3335                         keylen=16;
3336                         _rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
3337                         psetkeyparm->grpkey=1;
3338                         break;
3339                 case _AES_:
3340                         keylen=16;
3341                         _rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
3342                         psetkeyparm->grpkey=1;
3343                         break;
3344                 default:
3345                         RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm = %x (must be 1 or 2 or 4 or 5)\n",psecuritypriv->dot11PrivacyAlgrthm));
3346                         res= _FAIL;
3347                         rtw_mfree((unsigned char *)psetkeyparm, sizeof(struct setkey_parm));
3348                         goto exit;
3349         }
3350
3351
3352         if(enqueue){
3353                 pcmd = (struct  cmd_obj*)rtw_zmalloc(sizeof(struct      cmd_obj));
3354                 if(pcmd==NULL){
3355                         rtw_mfree((unsigned char *)psetkeyparm, sizeof(struct setkey_parm));
3356                         res= _FAIL;  //try again
3357                         goto exit;
3358                 }
3359
3360                 pcmd->cmdcode = _SetKey_CMD_;
3361                 pcmd->parmbuf = (u8 *)psetkeyparm;
3362                 pcmd->cmdsz =  (sizeof(struct setkey_parm));
3363                 pcmd->rsp = NULL;
3364                 pcmd->rspsz = 0;
3365
3366                 _rtw_init_listhead(&pcmd->list);
3367
3368                 //_rtw_init_sema(&(pcmd->cmd_sem), 0);
3369
3370                 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
3371         }
3372         else{
3373                 setkey_hdl(adapter, (u8 *)psetkeyparm);
3374                 rtw_mfree((u8 *) psetkeyparm, sizeof(struct setkey_parm));
3375         }
3376 exit:
3377 _func_exit_;
3378         return res;
3379
3380 }
3381
3382
3383 //adjust IEs for rtw_joinbss_cmd in WMM
3384 int rtw_restruct_wmm_ie(_adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
3385 {
3386         unsigned        int ielength=0;
3387         unsigned int i, j;
3388
3389         i = 12; //after the fixed IE
3390         while(i<in_len)
3391         {
3392                 ielength = initial_out_len;
3393
3394                 if(in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50  && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) //WMM element ID and OUI
3395                 {
3396
3397                         //Append WMM IE to the last index of out_ie
3398                         /*
3399                         for(j=i; j< i+(in_ie[i+1]+2); j++)
3400                         {
3401                                 out_ie[ielength] = in_ie[j];
3402                                 ielength++;
3403                         }
3404                         out_ie[initial_out_len+8] = 0x00; //force the QoS Info Field to be zero
3405                         */
3406
3407                         for ( j = i; j < i + 9; j++ )
3408                         {
3409                             out_ie[ ielength] = in_ie[ j ];
3410                             ielength++;
3411                         }
3412                         out_ie[ initial_out_len + 1 ] = 0x07;
3413                         out_ie[ initial_out_len + 6 ] = 0x00;
3414                         out_ie[ initial_out_len + 8 ] = 0x00;
3415
3416                         break;
3417                 }
3418
3419                 i+=(in_ie[i+1]+2); // to the next IE element
3420         }
3421
3422         return ielength;
3423
3424 }
3425
3426
3427 //
3428 // Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.)
3429 // Added by Annie, 2006-05-07.
3430 //
3431 // Search by BSSID,
3432 // Return Value:
3433 //              -1              :if there is no pre-auth key in the  table
3434 //              >=0             :if there is pre-auth key, and   return the entry id
3435 //
3436 //
3437
3438 static int SecIsInPMKIDList(_adapter *Adapter, u8 *bssid)
3439 {
3440         struct security_priv *psecuritypriv=&Adapter->securitypriv;
3441         int i=0;
3442
3443         do
3444         {
3445                 if( ( psecuritypriv->PMKIDList[i].bUsed ) &&
3446                     (  _rtw_memcmp( psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN ) == _TRUE ) )
3447                 {
3448                         break;
3449                 }
3450                 else
3451                 {
3452                         i++;
3453                         //continue;
3454                 }
3455
3456         }while(i<NUM_PMKID_CACHE);
3457
3458         if( i == NUM_PMKID_CACHE )
3459         {
3460                 i = -1;// Could not find.
3461         }
3462         else
3463         {
3464                 // There is one Pre-Authentication Key for the specific BSSID.
3465         }
3466
3467         return (i);
3468
3469 }
3470
3471 //
3472 // Check the RSN IE length
3473 // If the RSN IE length <= 20, the RSN IE didn't include the PMKID information
3474 // 0-11th element in the array are the fixed IE
3475 // 12th element in the array is the IE
3476 // 13th element in the array is the IE length
3477 //
3478
3479 static int rtw_append_pmkid(_adapter *Adapter,int iEntry, u8 *ie, uint ie_len)
3480 {
3481         struct security_priv *psecuritypriv=&Adapter->securitypriv;
3482
3483         if(ie[13]<=20){
3484                 // The RSN IE didn't include the PMK ID, append the PMK information
3485                         ie[ie_len]=1;
3486                         ie_len++;
3487                         ie[ie_len]=0;   //PMKID count = 0x0100
3488                         ie_len++;
3489                         _rtw_memcpy(    &ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
3490
3491                         ie_len+=16;
3492                         ie[13]+=18;//PMKID length = 2+16
3493
3494         }
3495         return (ie_len);
3496 }
3497
3498 sint rtw_restruct_sec_ie(_adapter *adapter,u8 *in_ie, u8 *out_ie, uint in_len)
3499 {
3500         u8 authmode=0x0, securitytype, match;
3501         u8 sec_ie[255], uncst_oui[4], bkup_ie[255];
3502         u8 wpa_oui[4]={0x0, 0x50, 0xf2, 0x01};
3503         uint    ielength, cnt, remove_cnt;
3504         int iEntry;
3505
3506         struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
3507         struct security_priv *psecuritypriv=&adapter->securitypriv;
3508         uint    ndisauthmode=psecuritypriv->ndisauthtype;
3509         uint ndissecuritytype = psecuritypriv->ndisencryptstatus;
3510
3511 _func_enter_;
3512
3513         RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
3514                  ("+rtw_restruct_sec_ie: ndisauthmode=%d ndissecuritytype=%d\n",
3515                   ndisauthmode, ndissecuritytype));
3516
3517         //copy fixed ie only
3518         _rtw_memcpy(out_ie, in_ie,12);
3519         ielength=12;
3520         if((ndisauthmode==Ndis802_11AuthModeWPA)||(ndisauthmode==Ndis802_11AuthModeWPAPSK))
3521                         authmode=_WPA_IE_ID_;
3522         if((ndisauthmode==Ndis802_11AuthModeWPA2)||(ndisauthmode==Ndis802_11AuthModeWPA2PSK))
3523                         authmode=_WPA2_IE_ID_;
3524
3525         if(check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
3526         {
3527                 _rtw_memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
3528
3529                 ielength += psecuritypriv->wps_ie_len;
3530         }
3531         else if((authmode==_WPA_IE_ID_)||(authmode==_WPA2_IE_ID_))
3532         {
3533                 //copy RSN or SSN
3534                 _rtw_memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
3535                 /* debug for CONFIG_IEEE80211W
3536                 {
3537                         int jj;
3538                         printk("supplicant_ie_length=%d &&&&&&&&&&&&&&&&&&&\n", psecuritypriv->supplicant_ie[1]+2);
3539                         for(jj=0; jj < psecuritypriv->supplicant_ie[1]+2; jj++)
3540                                 printk(" %02x ", psecuritypriv->supplicant_ie[jj]);
3541                         printk("\n");
3542                 }*/
3543                 ielength+=psecuritypriv->supplicant_ie[1]+2;
3544                 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
3545
3546 #ifdef CONFIG_DRVEXT_MODULE
3547                 drvext_report_sec_ie(&adapter->drvextpriv, authmode, sec_ie);
3548 #endif
3549         }
3550
3551         iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
3552         if(iEntry<0)
3553         {
3554                 return ielength;
3555         }
3556         else
3557         {
3558                 if(authmode == _WPA2_IE_ID_)
3559                 {
3560                         ielength=rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
3561                 }
3562         }
3563
3564 _func_exit_;
3565
3566         return ielength;
3567 }
3568
3569 void rtw_init_registrypriv_dev_network( _adapter* adapter)
3570 {
3571         struct registry_priv* pregistrypriv = &adapter->registrypriv;
3572         struct eeprom_priv* peepriv = &adapter->eeprompriv;
3573         WLAN_BSSID_EX    *pdev_network = &pregistrypriv->dev_network;
3574         u8 *myhwaddr = myid(peepriv);
3575
3576 _func_enter_;
3577
3578         _rtw_memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
3579
3580         _rtw_memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(NDIS_802_11_SSID));
3581
3582         pdev_network->Configuration.Length=sizeof(NDIS_802_11_CONFIGURATION);
3583         pdev_network->Configuration.BeaconPeriod = 100;
3584         pdev_network->Configuration.FHConfig.Length = 0;
3585         pdev_network->Configuration.FHConfig.HopPattern = 0;
3586         pdev_network->Configuration.FHConfig.HopSet = 0;
3587         pdev_network->Configuration.FHConfig.DwellTime = 0;
3588
3589
3590 _func_exit_;
3591
3592 }
3593
3594 void rtw_update_registrypriv_dev_network(_adapter* adapter)
3595 {
3596         int sz=0;
3597         struct registry_priv* pregistrypriv = &adapter->registrypriv;
3598         WLAN_BSSID_EX    *pdev_network = &pregistrypriv->dev_network;
3599         struct  security_priv*  psecuritypriv = &adapter->securitypriv;
3600         struct  wlan_network    *cur_network = &adapter->mlmepriv.cur_network;
3601         //struct        xmit_priv       *pxmitpriv = &adapter->xmitpriv;
3602
3603 _func_enter_;
3604
3605 #if 0
3606         pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
3607         pxmitpriv->vcs = pregistrypriv->vcs_type;
3608         pxmitpriv->vcs_type = pregistrypriv->vcs_type;
3609         //pxmitpriv->rts_thresh = pregistrypriv->rts_thresh;
3610         pxmitpriv->frag_len = pregistrypriv->frag_thresh;
3611
3612         adapter->qospriv.qos_option = pregistrypriv->wmm_enable;
3613 #endif
3614
3615         pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; // adhoc no 802.1x
3616
3617         pdev_network->Rssi = 0;
3618
3619         switch(pregistrypriv->wireless_mode)
3620         {
3621                 case WIRELESS_11B:
3622                         pdev_network->NetworkTypeInUse = (Ndis802_11DS);
3623                         break;
3624                 case WIRELESS_11G:
3625                 case WIRELESS_11BG:
3626                 case WIRELESS_11_24N:
3627                 case WIRELESS_11G_24N:
3628                 case WIRELESS_11BG_24N:
3629                         pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
3630                         break;
3631                 case WIRELESS_11A:
3632                 case WIRELESS_11A_5N:
3633                         pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
3634                         break;
3635                 case WIRELESS_11ABGN:
3636                         if(pregistrypriv->channel > 14)
3637                                 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
3638                         else
3639                                 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
3640                         break;
3641                 default :
3642                         // TODO
3643                         break;
3644         }
3645
3646         pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
3647         RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("pregistrypriv->channel=%d, pdev_network->Configuration.DSConfig=0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
3648
3649         if(cur_network->network.InfrastructureMode == Ndis802_11IBSS)
3650                 pdev_network->Configuration.ATIMWindow = (0);
3651
3652         pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
3653
3654         // 1. Supported rates
3655         // 2. IE
3656
3657         //rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ; // will be called in rtw_generate_ie
3658         sz = rtw_generate_ie(pregistrypriv);
3659
3660         pdev_network->IELength = sz;
3661
3662         pdev_network->Length = get_WLAN_BSSID_EX_sz((WLAN_BSSID_EX  *)pdev_network);
3663
3664         //notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd();
3665         //pdev_network->IELength = cpu_to_le32(sz);
3666
3667 _func_exit_;
3668
3669 }
3670
3671 void rtw_get_encrypt_decrypt_from_registrypriv(_adapter* adapter)
3672 {
3673 _func_enter_;
3674
3675
3676 _func_exit_;
3677
3678 }
3679
3680 //the fucntion is at passive_level
3681 void rtw_joinbss_reset(_adapter *padapter)
3682 {
3683         u8      threshold;
3684         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
3685
3686 #ifdef CONFIG_80211N_HT
3687         struct ht_priv          *phtpriv = &pmlmepriv->htpriv;
3688 #endif
3689
3690         //todo: if you want to do something io/reg/hw setting before join_bss, please add code here
3691
3692
3693
3694
3695 #ifdef CONFIG_80211N_HT
3696
3697         pmlmepriv->num_FortyMHzIntolerant = 0;
3698
3699         pmlmepriv->num_sta_no_ht = 0;
3700
3701         phtpriv->ampdu_enable = _FALSE;//reset to disabled
3702
3703 #if defined( CONFIG_USB_HCI) || defined (CONFIG_SDIO_HCI)
3704         // TH=1 => means that invalidate usb rx aggregation
3705         // TH=0 => means that validate usb rx aggregation, use init value.
3706         if(phtpriv->ht_option)
3707         {
3708                 if(padapter->registrypriv.wifi_spec==1)
3709                         threshold = 1;
3710                 else
3711                         threshold = 0;
3712                 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
3713         }
3714         else
3715         {
3716                 threshold = 1;
3717                 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
3718         }
3719 #endif
3720
3721 #endif
3722
3723 }
3724
3725
3726 #ifdef CONFIG_80211N_HT
3727 void    rtw_ht_use_default_setting(_adapter *padapter)
3728 {
3729         struct mlme_priv                *pmlmepriv = &padapter->mlmepriv;
3730         struct ht_priv          *phtpriv = &pmlmepriv->htpriv;
3731         struct registry_priv    *pregistrypriv = &padapter->registrypriv;
3732         BOOLEAN         bHwLDPCSupport = _FALSE, bHwSTBCSupport = _FALSE;
3733         BOOLEAN         bHwSupportBeamformer = _FALSE, bHwSupportBeamformee = _FALSE;
3734
3735         if (pregistrypriv->wifi_spec)
3736                 phtpriv->bss_coexist = 1;
3737         else
3738                 phtpriv->bss_coexist = 0;
3739
3740         phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? _TRUE : _FALSE;
3741         phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? _TRUE : _FALSE;
3742
3743         // LDPC support
3744         rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
3745         CLEAR_FLAGS(phtpriv->ldpc_cap);
3746         if(bHwLDPCSupport)
3747         {
3748                 if(TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
3749                         SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
3750         }
3751         rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
3752         if(bHwLDPCSupport)
3753         {
3754                 if(TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
3755                         SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
3756         }
3757         if (phtpriv->ldpc_cap)
3758                 DBG_871X("[HT] Support LDPC = 0x%02X\n", phtpriv->ldpc_cap);
3759
3760         // STBC
3761         rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
3762         CLEAR_FLAGS(phtpriv->stbc_cap);
3763         if(bHwSTBCSupport)
3764         {
3765                 if(TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
3766                         SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
3767         }
3768         rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
3769         if(bHwSTBCSupport)
3770         {
3771                 if(TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
3772                         SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
3773         }
3774         if (phtpriv->stbc_cap)
3775                 DBG_871X("[HT] Support STBC = 0x%02X\n", phtpriv->stbc_cap);
3776
3777         // Beamforming setting
3778         rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
3779         rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
3780         CLEAR_FLAGS(phtpriv->beamform_cap);
3781         if(TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer)
3782         {
3783                 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
3784                 DBG_871X("[HT] Support Beamformer\n");
3785         }
3786         if(TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee)
3787         {
3788                 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
3789                 DBG_871X("[HT] Support Beamformee\n");
3790         }
3791 }
3792
3793 void rtw_build_wmm_ie_ht(_adapter *padapter, u8 *out_ie, uint *pout_len)
3794 {
3795         unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
3796         int out_len;
3797         u8 *pframe;
3798
3799         if(padapter->mlmepriv.qospriv.qos_option == 0)
3800         {
3801                 out_len = *pout_len;
3802                 pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
3803                                                         _WMM_IE_Length_, WMM_IE, pout_len);
3804
3805                 padapter->mlmepriv.qospriv.qos_option = 1;
3806         }
3807 }
3808
3809 /* the fucntion is >= passive_level */
3810 unsigned int rtw_restructure_ht_ie(_adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
3811 {
3812         u32 ielen, out_len;
3813         HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
3814         unsigned char *p, *pframe;
3815         struct rtw_ieee80211_ht_cap ht_capie;
3816         u8      cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw=0;
3817         struct registry_priv *pregistrypriv = &padapter->registrypriv;
3818         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
3819         struct ht_priv          *phtpriv = &pmlmepriv->htpriv;
3820
3821         phtpriv->ht_option = _FALSE;
3822
3823         out_len = *pout_len;
3824
3825         _rtw_memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
3826
3827         ht_capie.cap_info = IEEE80211_HT_CAP_DSSSCCK40;
3828
3829         if (phtpriv->sgi_20m)
3830                 ht_capie.cap_info |= IEEE80211_HT_CAP_SGI_20;
3831
3832         /* Get HT BW */
3833         if (in_ie == NULL) {
3834                 /* TDLS: TODO 20/40 issue */
3835                 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
3836                         operation_bw = padapter->mlmeextpriv.cur_bwmode;
3837                         if (operation_bw > CHANNEL_WIDTH_40)
3838                                 operation_bw = CHANNEL_WIDTH_40;
3839                 } else
3840                         /* TDLS: TODO 40? */
3841                         operation_bw = CHANNEL_WIDTH_40;
3842         } else {
3843                 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
3844                 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
3845                         struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
3846                         if (pht_info->infos[0] & BIT(2)) {
3847                                 switch (pht_info->infos[0] & 0x3) {
3848                                 case 1:
3849                                 case 3:
3850                                         operation_bw = CHANNEL_WIDTH_40;
3851                                         break;
3852                                 default:
3853                                         operation_bw = CHANNEL_WIDTH_20;
3854                                         break;
3855                                 }
3856                         } else {
3857                                 operation_bw = CHANNEL_WIDTH_20;
3858                         }
3859                 }
3860         }
3861
3862         /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
3863         if (channel > 14) {
3864                 if ((pregistrypriv->bw_mode & 0xf0) > 0)
3865                         cbw40_enable = 1;
3866         } else {
3867                 if ((pregistrypriv->bw_mode & 0x0f) > 0)
3868                         cbw40_enable = 1;
3869         }
3870
3871         if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
3872                 ht_capie.cap_info |= IEEE80211_HT_CAP_SUP_WIDTH;
3873                 if (phtpriv->sgi_40m)
3874                         ht_capie.cap_info |= IEEE80211_HT_CAP_SGI_40;
3875         }
3876
3877         if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
3878                 ht_capie.cap_info |= IEEE80211_HT_CAP_TX_STBC;
3879
3880         /* todo: disable SM power save mode */
3881         ht_capie.cap_info |= IEEE80211_HT_CAP_SM_PS;
3882
3883         if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
3884                 if((pregistrypriv->rx_stbc == 0x3) ||                                                   /* enable for 2.4/5 GHz */
3885                         ((channel <= 14) && (pregistrypriv->rx_stbc == 0x1)) || /* enable for 2.4GHz */
3886                         ((channel > 14) && (pregistrypriv->rx_stbc == 0x2)) ||          /* enable for 5GHz */
3887                         (pregistrypriv->wifi_spec == 1)) {
3888                         stbc_rx_enable = 1;
3889                         DBG_871X("declare supporting RX STBC\n");
3890                 }
3891         }
3892
3893         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
3894 #ifdef RTL8192C_RECONFIG_TO_1T1R
3895         rf_type = RF_1T1R;
3896 #endif
3897         switch (rf_type) {
3898         case RF_1T1R:
3899                 if (stbc_rx_enable)
3900                         ht_capie.cap_info |= IEEE80211_HT_CAP_RX_STBC_1R;//RX STBC One spatial stream
3901
3902                 _rtw_memcpy(ht_capie.supp_mcs_set, MCS_rate_1R, 16);
3903                 break;
3904
3905         case RF_2T2R:
3906         case RF_1T2R:
3907         default:
3908
3909                 if (stbc_rx_enable)
3910                         ht_capie.cap_info |= IEEE80211_HT_CAP_RX_STBC_2R;//RX STBC two spatial stream
3911
3912                 #ifdef CONFIG_DISABLE_MCS13TO15
3913                 if(((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) && (pregistrypriv->wifi_spec!=1))
3914                         _rtw_memcpy(ht_capie.supp_mcs_set, MCS_rate_2R_MCS13TO15_OFF, 16);
3915                 else
3916                         _rtw_memcpy(ht_capie.supp_mcs_set, MCS_rate_2R, 16);
3917                 #else //CONFIG_DISABLE_MCS13TO15
3918                 _rtw_memcpy(ht_capie.supp_mcs_set, MCS_rate_2R, 16);
3919                 #endif //CONFIG_DISABLE_MCS13TO15
3920                 break;
3921         }
3922
3923         {
3924                 u32 rx_packet_offset, max_recvbuf_sz;
3925                 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
3926                 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
3927                 //if(max_recvbuf_sz-rx_packet_offset>(8191-256)) {
3928                 //      DBG_871X("%s IEEE80211_HT_CAP_MAX_AMSDU is set\n", __FUNCTION__);
3929                 //      ht_capie.cap_info = ht_capie.cap_info |IEEE80211_HT_CAP_MAX_AMSDU;
3930                 //}
3931         }
3932         /*
3933         AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
3934         AMPDU_para [4:2]:Min MPDU Start Spacing
3935         */
3936
3937         /*
3938         #if defined(CONFIG_RTL8188E )&& defined (CONFIG_SDIO_HCI)
3939         ht_capie.ampdu_params_info = 2;
3940         #else
3941         ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR&0x03);
3942         #endif
3943         */
3944
3945         rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
3946         ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
3947
3948         if(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_ )
3949                 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
3950         else
3951                 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
3952
3953 #ifdef CONFIG_BEAMFORMING
3954         ht_capie.tx_BF_cap_info = 0;
3955
3956         // HT Beamformer
3957         if(TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE))
3958         {
3959                 // Transmit NDP Capable
3960                 SET_HT_CAP_TXBF_TRANSMIT_NDP_CAP(&ht_capie, 1);
3961                 // Explicit Compressed Steering Capable
3962                 SET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(&ht_capie, 1);
3963                 // Compressed Steering Number Antennas
3964                 SET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(&ht_capie, 1);
3965         }
3966
3967         // HT Beamformee
3968         if(TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE))
3969         {
3970                 // Receive NDP Capable
3971                 SET_HT_CAP_TXBF_RECEIVE_NDP_CAP(&ht_capie, 1);
3972                 // Explicit Compressed Beamforming Feedback Capable
3973                 SET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(&ht_capie, 2);
3974         }
3975 #endif
3976
3977         pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
3978                                                 sizeof(struct rtw_ieee80211_ht_cap), (unsigned char*)&ht_capie, pout_len);
3979
3980         phtpriv->ht_option = _TRUE;
3981
3982         if(in_ie!=NULL)
3983         {
3984                 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
3985                 if(p && (ielen==sizeof(struct ieee80211_ht_addt_info)))
3986                 {
3987                         out_len = *pout_len;
3988                         pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2 , pout_len);
3989                 }
3990         }
3991
3992         return (phtpriv->ht_option);
3993
3994 }
3995
3996 //the fucntion is > passive_level (in critical_section)
3997 void rtw_update_ht_cap(_adapter *padapter, u8 *pie, uint ie_len, u8 channel)
3998 {
3999         u8 *p, max_ampdu_sz;
4000         int len;
4001         //struct sta_info *bmc_sta, *psta;
4002         struct rtw_ieee80211_ht_cap *pht_capie;
4003         struct ieee80211_ht_addt_info *pht_addtinfo;
4004         //struct recv_reorder_ctrl *preorder_ctrl;
4005         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
4006         struct ht_priv          *phtpriv = &pmlmepriv->htpriv;
4007         //struct recv_priv *precvpriv = &padapter->recvpriv;
4008         struct registry_priv *pregistrypriv = &padapter->registrypriv;
4009         //struct wlan_network *pcur_network = &(pmlmepriv->cur_network);;
4010         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4011         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4012         u8 cbw40_enable=0;
4013
4014
4015         if(!phtpriv->ht_option)
4016                 return;
4017
4018         if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
4019                 return;
4020
4021         DBG_871X("+rtw_update_ht_cap()\n");
4022
4023         //maybe needs check if ap supports rx ampdu.
4024         if((phtpriv->ampdu_enable==_FALSE) &&(pregistrypriv->ampdu_enable==1))
4025         {
4026                 if(pregistrypriv->wifi_spec==1)
4027                 {
4028                         phtpriv->ampdu_enable = _FALSE;
4029                 }
4030                 else
4031                 {
4032                         phtpriv->ampdu_enable = _TRUE;
4033                 }
4034         }
4035         else if(pregistrypriv->ampdu_enable==2)
4036         {
4037                 phtpriv->ampdu_enable = _TRUE;
4038         }
4039
4040
4041         //check Max Rx A-MPDU Size
4042         len = 0;
4043         p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_CAPABILITY_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs));
4044         if(p && len>0)
4045         {
4046                 pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
4047                 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
4048                 max_ampdu_sz = 1 << (max_ampdu_sz+3); // max_ampdu_sz (kbytes);
4049
4050                 //DBG_871X("rtw_update_ht_cap(): max_ampdu_sz=%d\n", max_ampdu_sz);
4051                 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
4052
4053         }
4054
4055
4056         len=0;
4057         p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_ADD_INFO_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs));
4058         if(p && len>0)
4059         {
4060                 pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
4061                 //todo:
4062         }
4063
4064         if (channel > 14) {
4065                 if ((pregistrypriv->bw_mode & 0xf0) > 0)
4066                         cbw40_enable = 1;
4067         } else {
4068                 if ((pregistrypriv->bw_mode & 0x0f) > 0)
4069                         cbw40_enable = 1;
4070         }
4071
4072         //update cur_bwmode & cur_ch_offset
4073         if ((cbw40_enable) &&
4074                 (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1)) &&
4075                 (pmlmeinfo->HT_info.infos[0] & BIT(2)))
4076         {
4077                 int i;
4078                 u8      rf_type;
4079
4080                 padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
4081
4082                 //update the MCS rates
4083                 for (i = 0; i < 16; i++)
4084                 {
4085                         if((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
4086                         {
4087                                 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
4088                         }
4089                         else
4090                         {
4091                                 #ifdef CONFIG_DISABLE_MCS13TO15
4092                                 if(pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1 )
4093                                 {
4094                                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R_MCS13TO15_OFF[i];
4095                                 }
4096                                 else
4097                                         pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
4098                                 #else
4099                                 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
4100                                 #endif //CONFIG_DISABLE_MCS13TO15
4101                         }
4102                         #ifdef RTL8192C_RECONFIG_TO_1T1R
4103                         {
4104                                 pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
4105                         }
4106                         #endif
4107                 }
4108                 //switch to the 40M Hz mode accoring to the AP
4109                 //pmlmeext->cur_bwmode = CHANNEL_WIDTH_40;
4110                 switch ((pmlmeinfo->HT_info.infos[0] & 0x3))
4111                 {
4112                         case EXTCHNL_OFFSET_UPPER:
4113                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
4114                                 break;
4115
4116                         case EXTCHNL_OFFSET_LOWER:
4117                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
4118                                 break;
4119
4120                         default:
4121                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
4122                                 break;
4123                 }
4124         }
4125
4126         //
4127         // Config SM Power Save setting
4128         //
4129         pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
4130         if(pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
4131         {
4132                 /*u8 i;
4133                 //update the MCS rates
4134                 for (i = 0; i < 16; i++)
4135                 {
4136                         pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
4137                 }*/
4138                 DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n",__FUNCTION__);
4139         }
4140
4141         //
4142         // Config current HT Protection mode.
4143         //
4144         pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
4145
4146
4147
4148 #if 0 //move to rtw_update_sta_info_client()
4149         //for A-MPDU Rx reordering buffer control for bmc_sta & sta_info
4150         //if A-MPDU Rx is enabled, reseting  rx_ordering_ctrl wstart_b(indicate_seq) to default value=0xffff
4151         //todo: check if AP can send A-MPDU packets
4152         bmc_sta = rtw_get_bcmc_stainfo(padapter);
4153         if(bmc_sta)
4154         {
4155                 for(i=0; i < 16 ; i++)
4156                 {
4157                         //preorder_ctrl = &precvpriv->recvreorder_ctrl[i];
4158                         preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
4159                         preorder_ctrl->enable = _FALSE;
4160                         preorder_ctrl->indicate_seq = 0xffff;
4161                         #ifdef DBG_RX_SEQ
4162                         DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u \n", __FUNCTION__, __LINE__,
4163                                 preorder_ctrl->indicate_seq);
4164                         #endif
4165                         preorder_ctrl->wend_b= 0xffff;
4166                         preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32
4167                 }
4168         }
4169
4170         psta = rtw_get_stainfo(&padapter->stapriv, pcur_network->network.MacAddress);
4171         if(psta)
4172         {
4173                 for(i=0; i < 16 ; i++)
4174                 {
4175                         //preorder_ctrl = &precvpriv->recvreorder_ctrl[i];
4176                         preorder_ctrl = &psta->recvreorder_ctrl[i];
4177                         preorder_ctrl->enable = _FALSE;
4178                         preorder_ctrl->indicate_seq = 0xffff;
4179                         #ifdef DBG_RX_SEQ
4180                         DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u \n", __FUNCTION__, __LINE__,
4181                                 preorder_ctrl->indicate_seq);
4182                         #endif
4183                         preorder_ctrl->wend_b= 0xffff;
4184                         preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32
4185                 }
4186         }
4187 #endif
4188
4189 }
4190
4191 #ifdef CONFIG_TDLS
4192 void rtw_issue_addbareq_cmd_tdls(_adapter *padapter, struct xmit_frame *pxmitframe)
4193 {
4194         struct pkt_attrib *pattrib =&pxmitframe->attrib;
4195         struct sta_info *ptdls_sta = NULL;
4196         u8 issued;
4197         int priority;
4198         struct ht_priv  *phtpriv;
4199
4200         priority = pattrib->priority;
4201
4202         if(pattrib->direct_link == _TRUE)
4203         {
4204                 ptdls_sta = rtw_get_stainfo(&padapter->stapriv, pattrib->dst);
4205                 if((ptdls_sta != NULL) && (ptdls_sta->tdls_sta_state & TDLS_ESTABLISHED))
4206                 {
4207                         phtpriv = &ptdls_sta->htpriv;
4208
4209                         if((phtpriv->ht_option==_TRUE) && (phtpriv->ampdu_enable==_TRUE))
4210                         {
4211                                 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
4212                                 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
4213
4214                                 if(0==issued)
4215                                 {
4216                                         DBG_871X("rtw_issue_addbareq_cmd, p=%d\n", priority);
4217                                         ptdls_sta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
4218                                         rtw_addbareq_cmd(padapter,(u8)priority, pattrib->dst);
4219                                 }
4220                         }
4221                 }
4222         }
4223 }
4224 #endif //CONFIG_TDLS
4225
4226 void rtw_issue_addbareq_cmd(_adapter *padapter, struct xmit_frame *pxmitframe)
4227 {
4228         u8 issued;
4229         int priority;
4230         struct sta_info *psta=NULL;
4231         struct ht_priv  *phtpriv;
4232         struct pkt_attrib *pattrib =&pxmitframe->attrib;
4233         s32 bmcst = IS_MCAST(pattrib->ra);
4234
4235         //if(bmcst || (padapter->mlmepriv.LinkDetectInfo.bTxBusyTraffic == _FALSE))
4236         if(bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod<100))
4237                 return;
4238
4239         priority = pattrib->priority;
4240
4241 #ifdef CONFIG_TDLS
4242         rtw_issue_addbareq_cmd_tdls(padapter, pxmitframe);
4243 #endif //CONFIG_TDLS
4244
4245         psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
4246         if(pattrib->psta != psta)
4247         {
4248                 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
4249                 return;
4250         }
4251
4252         if(psta==NULL)
4253         {
4254                 DBG_871X("%s, psta==NUL\n", __func__);
4255                 return;
4256         }
4257
4258         if(!(psta->state &_FW_LINKED))
4259         {
4260                 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
4261                 return;
4262         }
4263
4264
4265         phtpriv = &psta->htpriv;
4266
4267         if((phtpriv->ht_option==_TRUE) && (phtpriv->ampdu_enable==_TRUE))
4268         {
4269                 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
4270                 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
4271
4272                 if(0==issued)
4273                 {
4274                         DBG_871X("rtw_issue_addbareq_cmd, p=%d\n", priority);
4275                         psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
4276                         rtw_addbareq_cmd(padapter,(u8) priority, pattrib->ra);
4277                 }
4278         }
4279
4280 }
4281
4282 void rtw_append_exented_cap(_adapter *padapter, u8 *out_ie, uint *pout_len)
4283 {
4284         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
4285         struct ht_priv          *phtpriv = &pmlmepriv->htpriv;
4286 #ifdef CONFIG_80211AC_VHT
4287         struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
4288 #endif //CONFIG_80211AC_VHT
4289         u8      cap_content[8] = {0};
4290         u8      *pframe;
4291
4292
4293         if (phtpriv->bss_coexist) {
4294                 SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
4295         }
4296
4297 #ifdef CONFIG_80211AC_VHT
4298         if (pvhtpriv->vht_option) {
4299                 SET_EXT_CAPABILITY_ELE_OP_MODE_NOTIF(cap_content, 1);
4300         }
4301 #endif //CONFIG_80211AC_VHT
4302
4303         pframe = rtw_set_ie(out_ie+*pout_len, EID_EXTCapability, 8, cap_content , pout_len);
4304 }
4305 #endif
4306
4307 #ifdef CONFIG_LAYER2_ROAMING
4308 inline void rtw_set_to_roam(_adapter *adapter, u8 to_roam)
4309 {
4310         if (to_roam == 0)
4311                 adapter->mlmepriv.to_join = _FALSE;
4312         adapter->mlmepriv.to_roam = to_roam;
4313 }
4314
4315 inline u8 rtw_dec_to_roam(_adapter *adapter)
4316 {
4317         adapter->mlmepriv.to_roam--;
4318         return adapter->mlmepriv.to_roam;
4319 }
4320
4321 inline u8 rtw_to_roam(_adapter *adapter)
4322 {
4323         return adapter->mlmepriv.to_roam;
4324 }
4325
4326 void rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network)
4327 {
4328         _irqL irqL;
4329         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
4330
4331         _enter_critical_bh(&pmlmepriv->lock, &irqL);
4332         _rtw_roaming(padapter, tgt_network);
4333         _exit_critical_bh(&pmlmepriv->lock, &irqL);
4334 }
4335 void _rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network)
4336 {
4337         struct mlme_priv        *pmlmepriv = &padapter->mlmepriv;
4338         struct wlan_network *cur_network = &pmlmepriv->cur_network;
4339         int do_join_r;
4340
4341         if(0 < rtw_to_roam(padapter)) {
4342                 DBG_871X("roaming from %s("MAC_FMT"), length:%d\n",
4343                                 cur_network->network.Ssid.Ssid, MAC_ARG(cur_network->network.MacAddress),
4344                                 cur_network->network.Ssid.SsidLength);
4345                 _rtw_memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(NDIS_802_11_SSID));
4346
4347                 pmlmepriv->assoc_by_bssid = _FALSE;
4348
4349 #ifdef CONFIG_WAPI_SUPPORT
4350                 rtw_wapi_return_all_sta_info(padapter);
4351 #endif
4352
4353                 while(1) {
4354                         if( _SUCCESS==(do_join_r=rtw_do_join(padapter)) ) {
4355                                 break;
4356                         } else {
4357                                 DBG_871X("roaming do_join return %d\n", do_join_r);
4358                                 rtw_dec_to_roam(padapter);
4359
4360                                 if(rtw_to_roam(padapter) > 0) {
4361                                         continue;
4362                                 } else {
4363                                         DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __FUNCTION__,__LINE__);
4364                                         rtw_indicate_disconnect(padapter);
4365                                         break;
4366                                 }
4367                         }
4368                 }
4369         }
4370
4371 }
4372 #endif /* CONFIG_LAYER2_ROAMING */
4373
4374 sint rtw_linked_check(_adapter *padapter)
4375 {
4376         if(     (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == _TRUE) ||
4377                         (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == _TRUE))
4378         {
4379                 if(padapter->stapriv.asoc_sta_count > 2)
4380                         return _TRUE;
4381         }
4382         else
4383         {       //Station mode
4384                 if(check_fwstate(&padapter->mlmepriv, _FW_LINKED)== _TRUE)
4385                         return _TRUE;
4386         }
4387         return _FALSE;
4388 }
4389
4390 #ifdef CONFIG_CONCURRENT_MODE
4391 sint rtw_buddy_adapter_up(_adapter *padapter)
4392 {
4393         sint res = _FALSE;
4394
4395         if(padapter == NULL)
4396                 return res;
4397
4398
4399         if(padapter->pbuddy_adapter == NULL)
4400         {
4401                 res = _FALSE;
4402         }
4403         else if( (padapter->pbuddy_adapter->bDriverStopped) || (padapter->pbuddy_adapter->bSurpriseRemoved) ||
4404                 (padapter->pbuddy_adapter->bup == _FALSE) || (padapter->pbuddy_adapter->hw_init_completed == _FALSE))
4405         {
4406                 res = _FALSE;
4407         }
4408         else
4409         {
4410                 res = _TRUE;
4411         }
4412
4413         return res;
4414
4415 }
4416
4417 sint check_buddy_fwstate(_adapter *padapter, sint state)
4418 {
4419         if(padapter == NULL)
4420                 return _FALSE;
4421
4422         if(padapter->pbuddy_adapter == NULL)
4423                 return _FALSE;
4424
4425         if ((state == WIFI_FW_NULL_STATE) &&
4426                 (padapter->pbuddy_adapter->mlmepriv.fw_state == WIFI_FW_NULL_STATE))
4427                 return _TRUE;
4428
4429         if (padapter->pbuddy_adapter->mlmepriv.fw_state & state)
4430                 return _TRUE;
4431
4432         return _FALSE;
4433 }
4434
4435 u8 rtw_get_buddy_bBusyTraffic(_adapter *padapter)
4436 {
4437         if(padapter == NULL)
4438                 return _FALSE;
4439
4440         if(padapter->pbuddy_adapter == NULL)
4441                 return _FALSE;
4442
4443         return padapter->pbuddy_adapter->mlmepriv.LinkDetectInfo.bBusyTraffic;
4444 }
4445
4446 #endif //CONFIG_CONCURRENT_MODE