drivers/staging/rtl8188eu/core/rtw_mlme_ext.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  *
  19  ******************************************************************************/
  20 #define _RTW_MLME_EXT_C_
  21
  22 #include <osdep_service.h>
  23 #include <drv_types.h>
  24 #include <wifi.h>
  25 #include <rtw_mlme_ext.h>
  26 #include <wlan_bssdef.h>
  27 #include <mlme_osdep.h>
  28 #include <recv_osdep.h>
  29
  30 static struct mlme_handler mlme_sta_tbl[] = {
  31         {WIFI_ASSOCREQ,         "OnAssocReq",   &OnAssocReq},
  32         {WIFI_ASSOCRSP,         "OnAssocRsp",   &OnAssocRsp},
  33         {WIFI_REASSOCREQ,       "OnReAssocReq", &OnAssocReq},
  34         {WIFI_REASSOCRSP,       "OnReAssocRsp", &OnAssocRsp},
  35         {WIFI_PROBEREQ,         "OnProbeReq",   &OnProbeReq},
  36         {WIFI_PROBERSP,         "OnProbeRsp",           &OnProbeRsp},
  37
  38         /*----------------------------------------------------------
  39                                         below 2 are reserved
  40         -----------------------------------------------------------*/
  41         {0,                                     "DoReserved",           &DoReserved},
  42         {0,                                     "DoReserved",           &DoReserved},
  43         {WIFI_BEACON,           "OnBeacon",             &OnBeacon},
  44         {WIFI_ATIM,                     "OnATIM",               &OnAtim},
  45         {WIFI_DISASSOC,         "OnDisassoc",           &OnDisassoc},
  46         {WIFI_AUTH,                     "OnAuth",               &OnAuthClient},
  47         {WIFI_DEAUTH,           "OnDeAuth",             &OnDeAuth},
  48         {WIFI_ACTION,           "OnAction",             &OnAction},
  49 };
  50
  51 static struct action_handler OnAction_tbl[] = {
  52         {RTW_WLAN_CATEGORY_SPECTRUM_MGMT,        "ACTION_SPECTRUM_MGMT", on_action_spct},
  53         {RTW_WLAN_CATEGORY_QOS, "ACTION_QOS", &OnAction_qos},
  54         {RTW_WLAN_CATEGORY_DLS, "ACTION_DLS", &OnAction_dls},
  55         {RTW_WLAN_CATEGORY_BACK, "ACTION_BACK", &OnAction_back},
  56         {RTW_WLAN_CATEGORY_PUBLIC, "ACTION_PUBLIC", on_action_public},
  57         {RTW_WLAN_CATEGORY_RADIO_MEASUREMENT, "ACTION_RADIO_MEASUREMENT", &DoReserved},
  58         {RTW_WLAN_CATEGORY_FT, "ACTION_FT",     &DoReserved},
  59         {RTW_WLAN_CATEGORY_HT,  "ACTION_HT",    &OnAction_ht},
  60         {RTW_WLAN_CATEGORY_SA_QUERY, "ACTION_SA_QUERY", &DoReserved},
  61         {RTW_WLAN_CATEGORY_WMM, "ACTION_WMM", &OnAction_wmm},
  62         {RTW_WLAN_CATEGORY_P2P, "ACTION_P2P", &OnAction_p2p},
  63 };
  64
  65
  66 static u8 null_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
  67
  68 /**************************************************
  69 OUI definitions for the vendor specific IE
  70 ***************************************************/
  71 unsigned char   RTW_WPA_OUI[] = {0x00, 0x50, 0xf2, 0x01};
  72 unsigned char WMM_OUI[] = {0x00, 0x50, 0xf2, 0x02};
  73 unsigned char   WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04};
  74 unsigned char   P2P_OUI[] = {0x50, 0x6F, 0x9A, 0x09};
  75 unsigned char   WFD_OUI[] = {0x50, 0x6F, 0x9A, 0x0A};
  76
  77 unsigned char   WMM_INFO_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
  78 unsigned char   WMM_PARA_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
  79
  80 unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
  81 unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
  82
  83 extern unsigned char REALTEK_96B_IE[];
  84
  85 /********************************************************
  86 MCS rate definitions
  87 *********************************************************/
  88 unsigned char   MCS_rate_2R[16] = {0xff, 0xff, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
  89 unsigned char   MCS_rate_1R[16] = {0xff, 0x00, 0x0, 0x0, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
  90
  91 /********************************************************
  92 ChannelPlan definitions
  93 *********************************************************/
  94 static struct rt_channel_plan_2g RTW_ChannelPlan2G[RT_CHANNEL_DOMAIN_2G_MAX] = {
  95         {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},              /*  0x00, RT_CHANNEL_DOMAIN_2G_WORLD , Passive scan CH 12, 13 */
  96         {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},              /*  0x01, RT_CHANNEL_DOMAIN_2G_ETSI1 */
  97         {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11},                      /*  0x02, RT_CHANNEL_DOMAIN_2G_FCC1 */
  98         {{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14},  /*  0x03, RT_CHANNEL_DOMAIN_2G_MIKK1 */
  99         {{10, 11, 12, 13}, 4},                                  /*  0x04, RT_CHANNEL_DOMAIN_2G_ETSI2 */
 100         {{}, 0},                                                                        /*  0x05, RT_CHANNEL_DOMAIN_2G_NULL */
 101 };
 102
 103 static struct rt_channel_plan_map       RTW_ChannelPlanMap[RT_CHANNEL_DOMAIN_MAX] = {
 104         /*  0x00 ~ 0x1F , Old Define ===== */
 105         {0x02}, /* 0x00, RT_CHANNEL_DOMAIN_FCC */
 106         {0x02}, /* 0x01, RT_CHANNEL_DOMAIN_IC */
 107         {0x01}, /* 0x02, RT_CHANNEL_DOMAIN_ETSI */
 108         {0x01}, /* 0x03, RT_CHANNEL_DOMAIN_SPAIN */
 109         {0x01}, /* 0x04, RT_CHANNEL_DOMAIN_FRANCE */
 110         {0x03}, /* 0x05, RT_CHANNEL_DOMAIN_MKK */
 111         {0x03}, /* 0x06, RT_CHANNEL_DOMAIN_MKK1 */
 112         {0x01}, /* 0x07, RT_CHANNEL_DOMAIN_ISRAEL */
 113         {0x03}, /* 0x08, RT_CHANNEL_DOMAIN_TELEC */
 114         {0x03}, /* 0x09, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN */
 115         {0x00}, /* 0x0A, RT_CHANNEL_DOMAIN_WORLD_WIDE_13 */
 116         {0x02}, /* 0x0B, RT_CHANNEL_DOMAIN_TAIWAN */
 117         {0x01}, /* 0x0C, RT_CHANNEL_DOMAIN_CHINA */
 118         {0x02}, /* 0x0D, RT_CHANNEL_DOMAIN_SINGAPORE_INDIA_MEXICO */
 119         {0x02}, /* 0x0E, RT_CHANNEL_DOMAIN_KOREA */
 120         {0x02}, /* 0x0F, RT_CHANNEL_DOMAIN_TURKEY */
 121         {0x01}, /* 0x10, RT_CHANNEL_DOMAIN_JAPAN */
 122         {0x02}, /* 0x11, RT_CHANNEL_DOMAIN_FCC_NO_DFS */
 123         {0x01}, /* 0x12, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
 124         {0x00}, /* 0x13, RT_CHANNEL_DOMAIN_WORLD_WIDE_5G */
 125         {0x02}, /* 0x14, RT_CHANNEL_DOMAIN_TAIWAN_NO_DFS */
 126         {0x00}, /* 0x15, RT_CHANNEL_DOMAIN_ETSI_NO_DFS */
 127         {0x00}, /* 0x16, RT_CHANNEL_DOMAIN_KOREA_NO_DFS */
 128         {0x03}, /* 0x17, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
 129         {0x05}, /* 0x18, RT_CHANNEL_DOMAIN_PAKISTAN_NO_DFS */
 130         {0x02}, /* 0x19, RT_CHANNEL_DOMAIN_TAIWAN2_NO_DFS */
 131         {0x00}, /* 0x1A, */
 132         {0x00}, /* 0x1B, */
 133         {0x00}, /* 0x1C, */
 134         {0x00}, /* 0x1D, */
 135         {0x00}, /* 0x1E, */
 136         {0x05}, /* 0x1F, RT_CHANNEL_DOMAIN_WORLD_WIDE_ONLY_5G */
 137         /*  0x20 ~ 0x7F , New Define ===== */
 138         {0x00}, /* 0x20, RT_CHANNEL_DOMAIN_WORLD_NULL */
 139         {0x01}, /* 0x21, RT_CHANNEL_DOMAIN_ETSI1_NULL */
 140         {0x02}, /* 0x22, RT_CHANNEL_DOMAIN_FCC1_NULL */
 141         {0x03}, /* 0x23, RT_CHANNEL_DOMAIN_MKK1_NULL */
 142         {0x04}, /* 0x24, RT_CHANNEL_DOMAIN_ETSI2_NULL */
 143         {0x02}, /* 0x25, RT_CHANNEL_DOMAIN_FCC1_FCC1 */
 144         {0x00}, /* 0x26, RT_CHANNEL_DOMAIN_WORLD_ETSI1 */
 145         {0x03}, /* 0x27, RT_CHANNEL_DOMAIN_MKK1_MKK1 */
 146         {0x00}, /* 0x28, RT_CHANNEL_DOMAIN_WORLD_KCC1 */
 147         {0x00}, /* 0x29, RT_CHANNEL_DOMAIN_WORLD_FCC2 */
 148         {0x00}, /* 0x2A, */
 149         {0x00}, /* 0x2B, */
 150         {0x00}, /* 0x2C, */
 151         {0x00}, /* 0x2D, */
 152         {0x00}, /* 0x2E, */
 153         {0x00}, /* 0x2F, */
 154         {0x00}, /* 0x30, RT_CHANNEL_DOMAIN_WORLD_FCC3 */
 155         {0x00}, /* 0x31, RT_CHANNEL_DOMAIN_WORLD_FCC4 */
 156         {0x00}, /* 0x32, RT_CHANNEL_DOMAIN_WORLD_FCC5 */
 157         {0x00}, /* 0x33, RT_CHANNEL_DOMAIN_WORLD_FCC6 */
 158         {0x02}, /* 0x34, RT_CHANNEL_DOMAIN_FCC1_FCC7 */
 159         {0x00}, /* 0x35, RT_CHANNEL_DOMAIN_WORLD_ETSI2 */
 160         {0x00}, /* 0x36, RT_CHANNEL_DOMAIN_WORLD_ETSI3 */
 161         {0x03}, /* 0x37, RT_CHANNEL_DOMAIN_MKK1_MKK2 */
 162         {0x03}, /* 0x38, RT_CHANNEL_DOMAIN_MKK1_MKK3 */
 163         {0x02}, /* 0x39, RT_CHANNEL_DOMAIN_FCC1_NCC1 */
 164         {0x00}, /* 0x3A, */
 165         {0x00}, /* 0x3B, */
 166         {0x00}, /* 0x3C, */
 167         {0x00}, /* 0x3D, */
 168         {0x00}, /* 0x3E, */
 169         {0x00}, /* 0x3F, */
 170         {0x02}, /* 0x40, RT_CHANNEL_DOMAIN_FCC1_NCC2 */
 171         {0x03}, /* 0x41, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G */
 172 };
 173
 174 static struct rt_channel_plan_map RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE = {0x03}; /* use the combination for max channel numbers */
 175
 176 /*
 177  * Search the @param channel_num in given @param channel_set
 178  * @ch_set: the given channel set
 179  * @ch: the given channel number
 180  *
 181  * return the index of channel_num in channel_set, -1 if not found
 182  */
 183 int rtw_ch_set_search_ch(struct rt_channel_info *ch_set, const u32 ch)
 184 {
 185         int i;
 186         for (i = 0; ch_set[i].ChannelNum != 0; i++) {
 187                 if (ch == ch_set[i].ChannelNum)
 188                         break;
 189         }
 190
 191         if (i >= ch_set[i].ChannelNum)
 192                 return -1;
 193         return i;
 194 }
 195
 196 /****************************************************************************
 197
 198 Following are the initialization functions for WiFi MLME
 199
 200 *****************************************************************************/
 201
 202 int init_hw_mlme_ext(struct adapter *padapter)
 203 {
 204         struct  mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 205
 206         set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
 207         return _SUCCESS;
 208 }
 209
 210 static void init_mlme_ext_priv_value(struct adapter *padapter)
 211 {
 212         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 213         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 214         unsigned char   mixed_datarate[NumRates] = {
 215                 _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
 216                 _9M_RATE_, _12M_RATE_, _18M_RATE_, _24M_RATE_, _36M_RATE_,
 217                  _48M_RATE_, _54M_RATE_, 0xff
 218         };
 219         unsigned char   mixed_basicrate[NumRates] = {
 220                 _1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_,
 221                 _12M_RATE_, _24M_RATE_, 0xff,
 222         };
 223
 224         atomic_set(&pmlmeext->event_seq, 0);
 225         pmlmeext->mgnt_seq = 0;/* reset to zero when disconnect at client mode */
 226
 227         pmlmeext->cur_channel = padapter->registrypriv.channel;
 228         pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
 229         pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
 230         pmlmeext->oper_channel = pmlmeext->cur_channel ;
 231         pmlmeext->oper_bwmode = pmlmeext->cur_bwmode;
 232         pmlmeext->oper_ch_offset = pmlmeext->cur_ch_offset;
 233         pmlmeext->retry = 0;
 234
 235         pmlmeext->cur_wireless_mode = padapter->registrypriv.wireless_mode;
 236
 237         memcpy(pmlmeext->datarate, mixed_datarate, NumRates);
 238         memcpy(pmlmeext->basicrate, mixed_basicrate, NumRates);
 239
 240         pmlmeext->tx_rate = IEEE80211_CCK_RATE_1MB;
 241
 242         pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
 243         pmlmeext->sitesurvey_res.channel_idx = 0;
 244         pmlmeext->sitesurvey_res.bss_cnt = 0;
 245         pmlmeext->scan_abort = false;
 246
 247         pmlmeinfo->state = WIFI_FW_NULL_STATE;
 248         pmlmeinfo->reauth_count = 0;
 249         pmlmeinfo->reassoc_count = 0;
 250         pmlmeinfo->link_count = 0;
 251         pmlmeinfo->auth_seq = 0;
 252         pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
 253         pmlmeinfo->key_index = 0;
 254         pmlmeinfo->iv = 0;
 255
 256         pmlmeinfo->enc_algo = _NO_PRIVACY_;
 257         pmlmeinfo->authModeToggle = 0;
 258
 259         memset(pmlmeinfo->chg_txt, 0, 128);
 260
 261         pmlmeinfo->slotTime = SHORT_SLOT_TIME;
 262         pmlmeinfo->preamble_mode = PREAMBLE_AUTO;
 263
 264         pmlmeinfo->dialogToken = 0;
 265
 266         pmlmeext->action_public_rxseq = 0xffff;
 267         pmlmeext->action_public_dialog_token = 0xff;
 268 }
 269
 270 static int has_channel(struct rt_channel_info *channel_set,
 271                                            u8 chanset_size,
 272                                            u8 chan) {
 273         int i;
 274
 275         for (i = 0; i < chanset_size; i++) {
 276                 if (channel_set[i].ChannelNum == chan)
 277                         return 1;
 278         }
 279         return 0;
 280 }
 281
 282 static void init_channel_list(struct adapter *padapter, struct rt_channel_info *channel_set,
 283                                                           u8 chanset_size,
 284                                                           struct p2p_channels *channel_list) {
 285         struct p2p_oper_class_map op_class[] = {
 286                 { IEEE80211G,  81,   1,  13,  1, BW20 },
 287                 { IEEE80211G,  82,  14,  14,  1, BW20 },
 288                 { -1, 0, 0, 0, 0, BW20 }
 289         };
 290
 291         int cla, op;
 292
 293         cla = 0;
 294
 295         for (op = 0; op_class[op].op_class; op++) {
 296                 u8 ch;
 297                 struct p2p_oper_class_map *o = &op_class[op];
 298                 struct p2p_reg_class *reg = NULL;
 299
 300                 for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
 301                         if (!has_channel(channel_set, chanset_size, ch)) {
 302                                 continue;
 303                         }
 304
 305                         if ((0 == padapter->registrypriv.ht_enable) && (8 == o->inc))
 306                                 continue;
 307
 308                         if ((0 == (padapter->registrypriv.cbw40_enable & BIT(1))) &&
 309                             ((BW40MINUS == o->bw) || (BW40PLUS == o->bw)))
 310                                 continue;
 311
 312                         if (reg == NULL) {
 313                                 reg = &channel_list->reg_class[cla];
 314                                 cla++;
 315                                 reg->reg_class = o->op_class;
 316                                 reg->channels = 0;
 317                         }
 318                         reg->channel[reg->channels] = ch;
 319                         reg->channels++;
 320                 }
 321         }
 322         channel_list->reg_classes = cla;
 323 }
 324
 325 static u8 init_channel_set(struct adapter *padapter, u8 ChannelPlan, struct rt_channel_info *channel_set)
 326 {
 327         u8 index, chanset_size = 0;
 328         u8 b2_4GBand = false;
 329         u8 Index2G = 0;
 330
 331         memset(channel_set, 0, sizeof(struct rt_channel_info) * MAX_CHANNEL_NUM);
 332
 333         if (ChannelPlan >= RT_CHANNEL_DOMAIN_MAX && ChannelPlan != RT_CHANNEL_DOMAIN_REALTEK_DEFINE) {
 334                 DBG_88E("ChannelPlan ID %x error !!!!!\n", ChannelPlan);
 335                 return chanset_size;
 336         }
 337
 338         if (padapter->registrypriv.wireless_mode & WIRELESS_11G) {
 339                 b2_4GBand = true;
 340                 if (RT_CHANNEL_DOMAIN_REALTEK_DEFINE == ChannelPlan)
 341                         Index2G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index2G;
 342                 else
 343                         Index2G = RTW_ChannelPlanMap[ChannelPlan].Index2G;
 344         }
 345
 346         if (b2_4GBand) {
 347                 for (index = 0; index < RTW_ChannelPlan2G[Index2G].Len; index++) {
 348                         channel_set[chanset_size].ChannelNum = RTW_ChannelPlan2G[Index2G].Channel[index];
 349
 350                         if ((RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN == ChannelPlan) ||/* Channel 1~11 is active, and 12~14 is passive */
 351                             (RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN_2G == ChannelPlan)) {
 352                                 if (channel_set[chanset_size].ChannelNum >= 1 && channel_set[chanset_size].ChannelNum <= 11)
 353                                         channel_set[chanset_size].ScanType = SCAN_ACTIVE;
 354                                 else if ((channel_set[chanset_size].ChannelNum  >= 12 && channel_set[chanset_size].ChannelNum  <= 14))
 355                                         channel_set[chanset_size].ScanType  = SCAN_PASSIVE;
 356                         } else if (RT_CHANNEL_DOMAIN_WORLD_WIDE_13 == ChannelPlan ||
 357                                    RT_CHANNEL_DOMAIN_2G_WORLD == Index2G) {/*  channel 12~13, passive scan */
 358                                 if (channel_set[chanset_size].ChannelNum <= 11)
 359                                         channel_set[chanset_size].ScanType = SCAN_ACTIVE;
 360                                 else
 361                                         channel_set[chanset_size].ScanType = SCAN_PASSIVE;
 362                         } else {
 363                                 channel_set[chanset_size].ScanType = SCAN_ACTIVE;
 364                         }
 365
 366                         chanset_size++;
 367                 }
 368         }
 369         return chanset_size;
 370 }
 371
 372 int     init_mlme_ext_priv(struct adapter *padapter)
 373 {
 374         int     res = _SUCCESS;
 375         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 376         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 377         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
 378         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 379
 380         pmlmeext->padapter = padapter;
 381
 382         init_mlme_ext_priv_value(padapter);
 383         pmlmeinfo->bAcceptAddbaReq = pregistrypriv->bAcceptAddbaReq;
 384
 385         init_mlme_ext_timer(padapter);
 386
 387 #ifdef CONFIG_88EU_AP_MODE
 388         init_mlme_ap_info(padapter);
 389 #endif
 390
 391         pmlmeext->max_chan_nums = init_channel_set(padapter, pmlmepriv->ChannelPlan, pmlmeext->channel_set);
 392         init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
 393
 394         pmlmeext->chan_scan_time = SURVEY_TO;
 395         pmlmeext->mlmeext_init = true;
 396
 397
 398         pmlmeext->active_keep_alive_check = true;
 399
 400         return res;
 401 }
 402
 403 void free_mlme_ext_priv(struct mlme_ext_priv *pmlmeext)
 404 {
 405         struct adapter *padapter = pmlmeext->padapter;
 406
 407         if (!padapter)
 408                 return;
 409
 410         if (padapter->bDriverStopped) {
 411                 del_timer_sync(&pmlmeext->survey_timer);
 412                 del_timer_sync(&pmlmeext->link_timer);
 413         }
 414 }
 415
 416 static void _mgt_dispatcher(struct adapter *padapter, struct mlme_handler *ptable, struct recv_frame *precv_frame)
 417 {
 418         u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 419         u8 *pframe = precv_frame->rx_data;
 420
 421           if (ptable->func) {
 422          /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
 423                 if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
 424                     memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN))
 425                         return;
 426                 ptable->func(padapter, precv_frame);
 427         }
 428 }
 429
 430 void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame)
 431 {
 432         int index;
 433         struct mlme_handler *ptable;
 434 #ifdef CONFIG_88EU_AP_MODE
 435         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 436 #endif /* CONFIG_88EU_AP_MODE */
 437         u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 438         u8 *pframe = precv_frame->rx_data;
 439         struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, GetAddr2Ptr(pframe));
 440
 441         RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
 442                  ("+mgt_dispatcher: type(0x%x) subtype(0x%x)\n",
 443                   GetFrameType(pframe), GetFrameSubType(pframe)));
 444
 445         if (GetFrameType(pframe) != WIFI_MGT_TYPE) {
 446                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("mgt_dispatcher: type(0x%x) error!\n", GetFrameType(pframe)));
 447                 return;
 448         }
 449
 450         /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
 451         if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
 452             memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN))
 453                 return;
 454
 455         ptable = mlme_sta_tbl;
 456
 457         index = GetFrameSubType(pframe) >> 4;
 458
 459         if (index > 13) {
 460                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Currently we do not support reserved sub-fr-type=%d\n", index));
 461                 return;
 462         }
 463         ptable += index;
 464
 465         if (psta != NULL) {
 466                 if (GetRetry(pframe)) {
 467                         if (precv_frame->attrib.seq_num ==
 468                             psta->RxMgmtFrameSeqNum) {
 469                                 /* drop the duplicate management frame */
 470                                 DBG_88E("Drop duplicate management frame with seq_num=%d.\n",
 471                                         precv_frame->attrib.seq_num);
 472                                 return;
 473                         }
 474                 }
 475                 psta->RxMgmtFrameSeqNum = precv_frame->attrib.seq_num;
 476         }
 477
 478 #ifdef CONFIG_88EU_AP_MODE
 479         switch (GetFrameSubType(pframe)) {
 480         case WIFI_AUTH:
 481                 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
 482                         ptable->func = &OnAuth;
 483                 else
 484                         ptable->func = &OnAuthClient;
 485                 /* fall through */
 486         case WIFI_ASSOCREQ:
 487         case WIFI_REASSOCREQ:
 488                 _mgt_dispatcher(padapter, ptable, precv_frame);
 489                 break;
 490         case WIFI_PROBEREQ:
 491                 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
 492                         _mgt_dispatcher(padapter, ptable, precv_frame);
 493                 else
 494                         _mgt_dispatcher(padapter, ptable, precv_frame);
 495                 break;
 496         case WIFI_BEACON:
 497                 _mgt_dispatcher(padapter, ptable, precv_frame);
 498                 break;
 499         case WIFI_ACTION:
 500                 _mgt_dispatcher(padapter, ptable, precv_frame);
 501                 break;
 502         default:
 503                 _mgt_dispatcher(padapter, ptable, precv_frame);
 504                 break;
 505         }
 506 #else
 507         _mgt_dispatcher(padapter, ptable, precv_frame);
 508 #endif
 509 }
 510
 511 /****************************************************************************
 512
 513 Following are the callback functions for each subtype of the management frames
 514
 515 *****************************************************************************/
 516
 517 unsigned int OnProbeReq(struct adapter *padapter, struct recv_frame *precv_frame)
 518 {
 519         unsigned int    ielen;
 520         unsigned char   *p;
 521         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 522         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 523         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 524         struct wlan_bssid_ex *cur = &(pmlmeinfo->network);
 525         u8 *pframe = precv_frame->rx_data;
 526         uint len = precv_frame->len;
 527         u8 is_valid_p2p_probereq = false;
 528
 529         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
 530                 return _SUCCESS;
 531
 532         if (!check_fwstate(pmlmepriv, _FW_LINKED) &&
 533             !check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE))
 534                 return _SUCCESS;
 535
 536         p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ielen,
 537                         len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
 538
 539         /* check (wildcard) SSID */
 540         if (p != NULL) {
 541                 if (is_valid_p2p_probereq)
 542                         goto _issue_probersp;
 543
 544                 if ((ielen != 0 && memcmp((void *)(p+2), (void *)cur->Ssid.Ssid, cur->Ssid.SsidLength)) ||
 545                     (ielen == 0 && pmlmeinfo->hidden_ssid_mode))
 546                         return _SUCCESS;
 547
 548 _issue_probersp:
 549
 550                 if (check_fwstate(pmlmepriv, _FW_LINKED) &&
 551                     pmlmepriv->cur_network.join_res)
 552                         issue_probersp(padapter, get_sa(pframe), is_valid_p2p_probereq);
 553         }
 554         return _SUCCESS;
 555 }
 556
 557 unsigned int OnProbeRsp(struct adapter *padapter, struct recv_frame *precv_frame)
 558 {
 559         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 560
 561         if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
 562                 report_survey_event(padapter, precv_frame);
 563                 return _SUCCESS;
 564         }
 565
 566         return _SUCCESS;
 567 }
 568
 569 unsigned int OnBeacon(struct adapter *padapter, struct recv_frame *precv_frame)
 570 {
 571         int cam_idx;
 572         struct sta_info *psta;
 573         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 574         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 575         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 576         struct sta_priv *pstapriv = &padapter->stapriv;
 577         u8 *pframe = precv_frame->rx_data;
 578         uint len = precv_frame->len;
 579         struct wlan_bssid_ex *pbss;
 580         int ret = _SUCCESS;
 581
 582         if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
 583                 report_survey_event(padapter, precv_frame);
 584                 return _SUCCESS;
 585         }
 586
 587         if (!memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network), ETH_ALEN)) {
 588                 if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
 589                         /* we should update current network before auth, or some IE is wrong */
 590                         pbss = (struct wlan_bssid_ex *)rtw_malloc(sizeof(struct wlan_bssid_ex));
 591                         if (pbss) {
 592                                 if (collect_bss_info(padapter, precv_frame, pbss) == _SUCCESS) {
 593                                         update_network(&(pmlmepriv->cur_network.network), pbss, padapter, true);
 594                                         rtw_get_bcn_info(&(pmlmepriv->cur_network));
 595                                 }
 596                                 kfree(pbss);
 597                         }
 598
 599                         /* check the vendor of the assoc AP */
 600                         pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pframe+sizeof(struct rtw_ieee80211_hdr_3addr), len-sizeof(struct rtw_ieee80211_hdr_3addr));
 601
 602                         /* update TSF Value */
 603                         update_TSF(pmlmeext, pframe, len);
 604
 605                         /* start auth */
 606                         start_clnt_auth(padapter);
 607
 608                         return _SUCCESS;
 609                 }
 610
 611                 if (((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) && (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
 612                         psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
 613                         if (psta != NULL) {
 614                                 ret = rtw_check_bcn_info(padapter, pframe, len);
 615                                 if (!ret) {
 616                                                 DBG_88E_LEVEL(_drv_info_, "ap has changed, disconnect now\n ");
 617                                                 receive_disconnect(padapter, pmlmeinfo->network.MacAddress , 65535);
 618                                                 return _SUCCESS;
 619                                 }
 620                                 /* update WMM, ERP in the beacon */
 621                                 /* todo: the timer is used instead of the number of the beacon received */
 622                                 if ((sta_rx_pkts(psta) & 0xf) == 0)
 623                                         update_beacon_info(padapter, pframe, len, psta);
 624                         }
 625                 } else if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
 626                         psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
 627                         if (psta != NULL) {
 628                                 /* update WMM, ERP in the beacon */
 629                                 /* todo: the timer is used instead of the number of the beacon received */
 630                                 if ((sta_rx_pkts(psta) & 0xf) == 0)
 631                                         update_beacon_info(padapter, pframe, len, psta);
 632                         } else {
 633                                 /* allocate a new CAM entry for IBSS station */
 634                                 cam_idx = allocate_fw_sta_entry(padapter);
 635                                 if (cam_idx == NUM_STA)
 636                                         goto _END_ONBEACON_;
 637
 638                                 /* get supported rate */
 639                                 if (update_sta_support_rate(padapter, (pframe + WLAN_HDR_A3_LEN + _BEACON_IE_OFFSET_), (len - WLAN_HDR_A3_LEN - _BEACON_IE_OFFSET_), cam_idx) == _FAIL) {
 640                                         pmlmeinfo->FW_sta_info[cam_idx].status = 0;
 641                                         goto _END_ONBEACON_;
 642                                 }
 643
 644                                 /* update TSF Value */
 645                                 update_TSF(pmlmeext, pframe, len);
 646
 647                                 /* report sta add event */
 648                                 report_add_sta_event(padapter, GetAddr2Ptr(pframe), cam_idx);
 649                         }
 650                 }
 651         }
 652
 653 _END_ONBEACON_:
 654
 655         return _SUCCESS;
 656 }
 657
 658 unsigned int OnAuth(struct adapter *padapter, struct recv_frame *precv_frame)
 659 {
 660 #ifdef CONFIG_88EU_AP_MODE
 661         unsigned int    auth_mode, ie_len;
 662         u16 seq;
 663         unsigned char   *sa, *p;
 664         u16 algorithm;
 665         int     status;
 666         static struct sta_info stat;
 667         struct  sta_info        *pstat = NULL;
 668         struct  sta_priv *pstapriv = &padapter->stapriv;
 669         struct security_priv *psecuritypriv = &padapter->securitypriv;
 670         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 671         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 672         u8 *pframe = precv_frame->rx_data;
 673         uint len = precv_frame->len;
 674
 675         if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
 676                 return _FAIL;
 677
 678         DBG_88E("+OnAuth\n");
 679
 680         sa = GetAddr2Ptr(pframe);
 681
 682         auth_mode = psecuritypriv->dot11AuthAlgrthm;
 683         seq = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + 2));
 684         algorithm = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN));
 685
 686         DBG_88E("auth alg=%x, seq=%X\n", algorithm, seq);
 687
 688         if (auth_mode == 2 && psecuritypriv->dot11PrivacyAlgrthm != _WEP40_ &&
 689             psecuritypriv->dot11PrivacyAlgrthm != _WEP104_)
 690                 auth_mode = 0;
 691
 692         if ((algorithm > 0 && auth_mode == 0) ||        /*  rx a shared-key auth but shared not enabled */
 693             (algorithm == 0 && auth_mode == 1)) {       /*  rx a open-system auth but shared-key is enabled */
 694                 DBG_88E("auth rejected due to bad alg [alg=%d, auth_mib=%d] %02X%02X%02X%02X%02X%02X\n",
 695                         algorithm, auth_mode, sa[0], sa[1], sa[2], sa[3], sa[4], sa[5]);
 696
 697                 status = _STATS_NO_SUPP_ALG_;
 698
 699                 goto auth_fail;
 700         }
 701
 702         if (!rtw_access_ctrl(padapter, sa)) {
 703                 status = _STATS_UNABLE_HANDLE_STA_;
 704                 goto auth_fail;
 705         }
 706
 707         pstat = rtw_get_stainfo(pstapriv, sa);
 708         if (pstat == NULL) {
 709                 /*  allocate a new one */
 710                 DBG_88E("going to alloc stainfo for sa=%pM\n", sa);
 711                 pstat = rtw_alloc_stainfo(pstapriv, sa);
 712                 if (pstat == NULL) {
 713                         DBG_88E(" Exceed the upper limit of supported clients...\n");
 714                         status = _STATS_UNABLE_HANDLE_STA_;
 715                         goto auth_fail;
 716                 }
 717
 718                 pstat->state = WIFI_FW_AUTH_NULL;
 719                 pstat->auth_seq = 0;
 720         } else {
 721                 spin_lock_bh(&pstapriv->asoc_list_lock);
 722                 if (!list_empty(&pstat->asoc_list)) {
 723                         list_del_init(&pstat->asoc_list);
 724                         pstapriv->asoc_list_cnt--;
 725                 }
 726                 spin_unlock_bh(&pstapriv->asoc_list_lock);
 727
 728                 if (seq == 1) {
 729                         /* TODO: STA re_auth and auth timeout */
 730                 }
 731         }
 732
 733         spin_lock_bh(&pstapriv->auth_list_lock);
 734         if (list_empty(&pstat->auth_list)) {
 735                 list_add_tail(&pstat->auth_list, &pstapriv->auth_list);
 736                 pstapriv->auth_list_cnt++;
 737         }
 738         spin_unlock_bh(&pstapriv->auth_list_lock);
 739
 740         if (pstat->auth_seq == 0)
 741                 pstat->expire_to = pstapriv->auth_to;
 742
 743         if ((pstat->auth_seq + 1) != seq) {
 744                 DBG_88E("(1)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
 745                         seq, pstat->auth_seq+1);
 746                 status = _STATS_OUT_OF_AUTH_SEQ_;
 747                 goto auth_fail;
 748         }
 749
 750         if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2)) {
 751                 if (seq == 1) {
 752                         pstat->state &= ~WIFI_FW_AUTH_NULL;
 753                         pstat->state |= WIFI_FW_AUTH_SUCCESS;
 754                         pstat->expire_to = pstapriv->assoc_to;
 755                         pstat->authalg = algorithm;
 756                 } else {
 757                         DBG_88E("(2)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
 758                                 seq, pstat->auth_seq+1);
 759                         status = _STATS_OUT_OF_AUTH_SEQ_;
 760                         goto auth_fail;
 761                 }
 762         } else { /*  shared system or auto authentication */
 763                 if (seq == 1) {
 764                         /* prepare for the challenging txt... */
 765
 766                         pstat->state &= ~WIFI_FW_AUTH_NULL;
 767                         pstat->state |= WIFI_FW_AUTH_STATE;
 768                         pstat->authalg = algorithm;
 769                         pstat->auth_seq = 2;
 770                 } else if (seq == 3) {
 771                         /* checking for challenging txt... */
 772                         DBG_88E("checking for challenging txt...\n");
 773
 774                         p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + 4 + _AUTH_IE_OFFSET_ , _CHLGETXT_IE_, (int *)&ie_len,
 775                                         len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_ - 4);
 776
 777                         if ((p == NULL) || (ie_len <= 0)) {
 778                                 DBG_88E("auth rejected because challenge failure!(1)\n");
 779                                 status = _STATS_CHALLENGE_FAIL_;
 780                                 goto auth_fail;
 781                         }
 782
 783                         if (!memcmp((void *)(p + 2), pstat->chg_txt, 128)) {
 784                                 pstat->state &= (~WIFI_FW_AUTH_STATE);
 785                                 pstat->state |= WIFI_FW_AUTH_SUCCESS;
 786                                 /*  challenging txt is correct... */
 787                                 pstat->expire_to =  pstapriv->assoc_to;
 788                         } else {
 789                                 DBG_88E("auth rejected because challenge failure!\n");
 790                                 status = _STATS_CHALLENGE_FAIL_;
 791                                 goto auth_fail;
 792                         }
 793                 } else {
 794                         DBG_88E("(3)auth rejected because out of seq [rx_seq=%d, exp_seq=%d]!\n",
 795                                 seq, pstat->auth_seq+1);
 796                         status = _STATS_OUT_OF_AUTH_SEQ_;
 797                         goto auth_fail;
 798                 }
 799         }
 800
 801         /*  Now, we are going to issue_auth... */
 802         pstat->auth_seq = seq + 1;
 803
 804 #ifdef CONFIG_88EU_AP_MODE
 805         issue_auth(padapter, pstat, (unsigned short)(_STATS_SUCCESSFUL_));
 806 #endif
 807
 808         if (pstat->state & WIFI_FW_AUTH_SUCCESS)
 809                 pstat->auth_seq = 0;
 810
 811         return _SUCCESS;
 812
 813 auth_fail:
 814
 815         if (pstat)
 816                 rtw_free_stainfo(padapter , pstat);
 817
 818         pstat = &stat;
 819         memset((char *)pstat, '\0', sizeof(stat));
 820         pstat->auth_seq = 2;
 821         memcpy(pstat->hwaddr, sa, 6);
 822
 823 #ifdef CONFIG_88EU_AP_MODE
 824         issue_auth(padapter, pstat, (unsigned short)status);
 825 #endif
 826
 827 #endif
 828         return _FAIL;
 829 }
 830
 831 unsigned int OnAuthClient(struct adapter *padapter, struct recv_frame *precv_frame)
 832 {
 833         unsigned int    seq, len, status, offset;
 834         unsigned char   *p;
 835         unsigned int    go2asoc = 0;
 836         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
 837         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 838         u8 *pframe = precv_frame->rx_data;
 839         uint pkt_len = precv_frame->len;
 840
 841         DBG_88E("%s\n", __func__);
 842
 843         /* check A1 matches or not */
 844         if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
 845                 return _SUCCESS;
 846
 847         if (!(pmlmeinfo->state & WIFI_FW_AUTH_STATE))
 848                 return _SUCCESS;
 849
 850         offset = (GetPrivacy(pframe)) ? 4 : 0;
 851
 852         seq     = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 2));
 853         status  = le16_to_cpu(*(__le16 *)((size_t)pframe + WLAN_HDR_A3_LEN + offset + 4));
 854
 855         if (status != 0) {
 856                 DBG_88E("clnt auth fail, status: %d\n", status);
 857                 if (status == 13) { /*  pmlmeinfo->auth_algo == dot11AuthAlgrthm_Auto) */
 858                         if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
 859                                 pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
 860                         else
 861                                 pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared;
 862                 }
 863
 864                 set_link_timer(pmlmeext, 1);
 865                 goto authclnt_fail;
 866         }
 867
 868         if (seq == 2) {
 869                 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
 870                          /*  legendary shared system */
 871                         p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&len,
 872                                 pkt_len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_);
 873
 874                         if (p == NULL)
 875                                 goto authclnt_fail;
 876
 877                         memcpy((void *)(pmlmeinfo->chg_txt), (void *)(p + 2), len);
 878                         pmlmeinfo->auth_seq = 3;
 879                         issue_auth(padapter, NULL, 0);
 880                         set_link_timer(pmlmeext, REAUTH_TO);
 881
 882                         return _SUCCESS;
 883                 } else {
 884                         /*  open system */
 885                         go2asoc = 1;
 886                 }
 887         } else if (seq == 4) {
 888                 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
 889                         go2asoc = 1;
 890                 else
 891                         goto authclnt_fail;
 892         } else {
 893                 /*  this is also illegal */
 894                 goto authclnt_fail;
 895         }
 896
 897         if (go2asoc) {
 898                 DBG_88E_LEVEL(_drv_info_, "auth success, start assoc\n");
 899                 start_clnt_assoc(padapter);
 900                 return _SUCCESS;
 901         }
 902 authclnt_fail:
 903         return _FAIL;
 904 }
 905
 906 unsigned int OnAssocReq(struct adapter *padapter, struct recv_frame *precv_frame)
 907 {
 908 #ifdef CONFIG_88EU_AP_MODE
 909         u16 capab_info;
 910         struct rtw_ieee802_11_elems elems;
 911         struct sta_info *pstat;
 912         unsigned char           reassoc, *p, *pos, *wpa_ie;
 913         unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
 914         int             i, ie_len, wpa_ie_len, left;
 915         unsigned char           supportRate[16];
 916         int                                     supportRateNum;
 917         unsigned short          status = _STATS_SUCCESSFUL_;
 918         unsigned short          frame_type, ie_offset = 0;
 919         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 920         struct security_priv *psecuritypriv = &padapter->securitypriv;
 921         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
 922         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
 923         struct wlan_bssid_ex *cur = &(pmlmeinfo->network);
 924         struct sta_priv *pstapriv = &padapter->stapriv;
 925         u8 *pframe = precv_frame->rx_data;
 926         uint pkt_len = precv_frame->len;
 927
 928         if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
 929                 return _FAIL;
 930
 931         frame_type = GetFrameSubType(pframe);
 932         if (frame_type == WIFI_ASSOCREQ) {
 933                 reassoc = 0;
 934                 ie_offset = _ASOCREQ_IE_OFFSET_;
 935         } else { /*  WIFI_REASSOCREQ */
 936                 reassoc = 1;
 937                 ie_offset = _REASOCREQ_IE_OFFSET_;
 938         }
 939
 940
 941         if (pkt_len < IEEE80211_3ADDR_LEN + ie_offset) {
 942                 DBG_88E("handle_assoc(reassoc=%d) - too short payload (len=%lu)"
 943                        "\n", reassoc, (unsigned long)pkt_len);
 944                 return _FAIL;
 945         }
 946
 947         pstat = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
 948         if (pstat == (struct sta_info *)NULL) {
 949                 status = _RSON_CLS2_;
 950                 goto asoc_class2_error;
 951         }
 952
 953         capab_info = get_unaligned_le16(pframe + WLAN_HDR_A3_LEN);
 954
 955         left = pkt_len - (IEEE80211_3ADDR_LEN + ie_offset);
 956         pos = pframe + (IEEE80211_3ADDR_LEN + ie_offset);
 957
 958
 959         DBG_88E("%s\n", __func__);
 960
 961         /*  check if this stat has been successfully authenticated/assocated */
 962         if (!((pstat->state) & WIFI_FW_AUTH_SUCCESS)) {
 963                 if (!((pstat->state) & WIFI_FW_ASSOC_SUCCESS)) {
 964                         status = _RSON_CLS2_;
 965                         goto asoc_class2_error;
 966                 } else {
 967                         pstat->state &= (~WIFI_FW_ASSOC_SUCCESS);
 968                         pstat->state |= WIFI_FW_ASSOC_STATE;
 969                 }
 970         } else {
 971                 pstat->state &= (~WIFI_FW_AUTH_SUCCESS);
 972                 pstat->state |= WIFI_FW_ASSOC_STATE;
 973         }
 974         pstat->capability = capab_info;
 975         /* now parse all ieee802_11 ie to point to elems */
 976         if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed ||
 977             !elems.ssid) {
 978                 DBG_88E("STA %pM sent invalid association request\n",
 979                         pstat->hwaddr);
 980                 status = _STATS_FAILURE_;
 981                 goto OnAssocReqFail;
 982         }
 983
 984
 985         /*  now we should check all the fields... */
 986         /*  checking SSID */
 987         p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SSID_IE_, &ie_len,
 988                 pkt_len - WLAN_HDR_A3_LEN - ie_offset);
 989         if (p == NULL)
 990                 status = _STATS_FAILURE_;
 991
 992         if (ie_len == 0) { /*  broadcast ssid, however it is not allowed in assocreq */
 993                 status = _STATS_FAILURE_;
 994         } else {
 995                 /*  check if ssid match */
 996                 if (memcmp((void *)(p+2), cur->Ssid.Ssid, cur->Ssid.SsidLength))
 997                         status = _STATS_FAILURE_;
 998
 999                 if (ie_len != cur->Ssid.SsidLength)
1000                         status = _STATS_FAILURE_;
1001         }
1002
1003         if (_STATS_SUCCESSFUL_ != status)
1004                 goto OnAssocReqFail;
1005
1006         /*  check if the supported rate is ok */
1007         p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SUPPORTEDRATES_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
1008         if (p == NULL) {
1009                 DBG_88E("Rx a sta assoc-req which supported rate is empty!\n");
1010                 /*  use our own rate set as statoin used */
1011                 /* memcpy(supportRate, AP_BSSRATE, AP_BSSRATE_LEN); */
1012                 /* supportRateNum = AP_BSSRATE_LEN; */
1013
1014                 status = _STATS_FAILURE_;
1015                 goto OnAssocReqFail;
1016         } else {
1017                 memcpy(supportRate, p+2, ie_len);
1018                 supportRateNum = ie_len;
1019
1020                 p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _EXT_SUPPORTEDRATES_IE_ , &ie_len,
1021                                 pkt_len - WLAN_HDR_A3_LEN - ie_offset);
1022                 if (p !=  NULL) {
1023                         if (supportRateNum <= sizeof(supportRate)) {
1024                                 memcpy(supportRate+supportRateNum, p+2, ie_len);
1025                                 supportRateNum += ie_len;
1026                         }
1027                 }
1028         }
1029
1030         /* todo: mask supportRate between AP & STA -> move to update raid */
1031         /* get_matched_rate(pmlmeext, supportRate, &supportRateNum, 0); */
1032
1033         /* update station supportRate */
1034         pstat->bssratelen = supportRateNum;
1035         memcpy(pstat->bssrateset, supportRate, supportRateNum);
1036         UpdateBrateTblForSoftAP(pstat->bssrateset, pstat->bssratelen);
1037
1038         /* check RSN/WPA/WPS */
1039         pstat->dot8021xalg = 0;
1040         pstat->wpa_psk = 0;
1041         pstat->wpa_group_cipher = 0;
1042         pstat->wpa2_group_cipher = 0;
1043         pstat->wpa_pairwise_cipher = 0;
1044         pstat->wpa2_pairwise_cipher = 0;
1045         memset(pstat->wpa_ie, 0, sizeof(pstat->wpa_ie));
1046         if ((psecuritypriv->wpa_psk & BIT(1)) && elems.rsn_ie) {
1047                 int group_cipher = 0, pairwise_cipher = 0;
1048
1049                 wpa_ie = elems.rsn_ie;
1050                 wpa_ie_len = elems.rsn_ie_len;
1051
1052                 if (rtw_parse_wpa2_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
1053                         pstat->dot8021xalg = 1;/* psk,  todo:802.1x */
1054                         pstat->wpa_psk |= BIT(1);
1055
1056                         pstat->wpa2_group_cipher = group_cipher&psecuritypriv->wpa2_group_cipher;
1057                         pstat->wpa2_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa2_pairwise_cipher;
1058
1059                         if (!pstat->wpa2_group_cipher)
1060                                 status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID;
1061
1062                         if (!pstat->wpa2_pairwise_cipher)
1063                                 status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID;
1064                 } else {
1065                         status = WLAN_STATUS_INVALID_IE;
1066                 }
1067         } else if ((psecuritypriv->wpa_psk & BIT(0)) && elems.wpa_ie) {
1068                 int group_cipher = 0, pairwise_cipher = 0;
1069
1070                 wpa_ie = elems.wpa_ie;
1071                 wpa_ie_len = elems.wpa_ie_len;
1072
1073                 if (rtw_parse_wpa_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
1074                         pstat->dot8021xalg = 1;/* psk,  todo:802.1x */
1075                         pstat->wpa_psk |= BIT(0);
1076
1077                         pstat->wpa_group_cipher = group_cipher&psecuritypriv->wpa_group_cipher;
1078                         pstat->wpa_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa_pairwise_cipher;
1079
1080                         if (!pstat->wpa_group_cipher)
1081                                 status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID;
1082
1083                         if (!pstat->wpa_pairwise_cipher)
1084                                 status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID;
1085                 } else {
1086                         status = WLAN_STATUS_INVALID_IE;
1087                 }
1088         } else {
1089                 wpa_ie = NULL;
1090                 wpa_ie_len = 0;
1091         }
1092
1093         if (_STATS_SUCCESSFUL_ != status)
1094                 goto OnAssocReqFail;
1095
1096         pstat->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS);
1097         if (wpa_ie == NULL) {
1098                 if (elems.wps_ie) {
1099                         DBG_88E("STA included WPS IE in "
1100                                    "(Re)Association Request - assume WPS is "
1101                                    "used\n");
1102                         pstat->flags |= WLAN_STA_WPS;
1103                         /* wpabuf_free(sta->wps_ie); */
1104                         /* sta->wps_ie = wpabuf_alloc_copy(elems.wps_ie + 4, */
1105                         /*                              elems.wps_ie_len - 4); */
1106                 } else {
1107                         DBG_88E("STA did not include WPA/RSN IE "
1108                                    "in (Re)Association Request - possible WPS "
1109                                    "use\n");
1110                         pstat->flags |= WLAN_STA_MAYBE_WPS;
1111                 }
1112
1113
1114                 /*  AP support WPA/RSN, and sta is going to do WPS, but AP is not ready */
1115                 /*  that the selected registrar of AP is _FLASE */
1116                 if ((psecuritypriv->wpa_psk > 0) && (pstat->flags & (WLAN_STA_WPS|WLAN_STA_MAYBE_WPS))) {
1117                         if (pmlmepriv->wps_beacon_ie) {
1118                                 u8 selected_registrar = 0;
1119
1120                                 rtw_get_wps_attr_content(pmlmepriv->wps_beacon_ie, pmlmepriv->wps_beacon_ie_len, WPS_ATTR_SELECTED_REGISTRAR , &selected_registrar, NULL);
1121
1122                                 if (!selected_registrar) {
1123                                         DBG_88E("selected_registrar is false , or AP is not ready to do WPS\n");
1124
1125                                         status = _STATS_UNABLE_HANDLE_STA_;
1126
1127                                         goto OnAssocReqFail;
1128                                 }
1129                         }
1130                 }
1131         } else {
1132                 int copy_len;
1133
1134                 if (psecuritypriv->wpa_psk == 0) {
1135                         DBG_88E("STA %pM: WPA/RSN IE in association "
1136                         "request, but AP don't support WPA/RSN\n", pstat->hwaddr);
1137
1138                         status = WLAN_STATUS_INVALID_IE;
1139
1140                         goto OnAssocReqFail;
1141                 }
1142
1143                 if (elems.wps_ie) {
1144                         DBG_88E("STA included WPS IE in "
1145                                    "(Re)Association Request - WPS is "
1146                                    "used\n");
1147                         pstat->flags |= WLAN_STA_WPS;
1148                         copy_len = 0;
1149                 } else {
1150                         copy_len = ((wpa_ie_len+2) > sizeof(pstat->wpa_ie)) ? (sizeof(pstat->wpa_ie)) : (wpa_ie_len+2);
1151                 }
1152                 if (copy_len > 0)
1153                         memcpy(pstat->wpa_ie, wpa_ie-2, copy_len);
1154         }
1155         /*  check if there is WMM IE & support WWM-PS */
1156         pstat->flags &= ~WLAN_STA_WME;
1157         pstat->qos_option = 0;
1158         pstat->qos_info = 0;
1159         pstat->has_legacy_ac = true;
1160         pstat->uapsd_vo = 0;
1161         pstat->uapsd_vi = 0;
1162         pstat->uapsd_be = 0;
1163         pstat->uapsd_bk = 0;
1164         if (pmlmepriv->qospriv.qos_option) {
1165                 p = pframe + WLAN_HDR_A3_LEN + ie_offset; ie_len = 0;
1166                 for (;;) {
1167                         p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
1168                         if (p != NULL) {
1169                                 if (!memcmp(p+2, WMM_IE, 6)) {
1170                                         pstat->flags |= WLAN_STA_WME;
1171
1172                                         pstat->qos_option = 1;
1173                                         pstat->qos_info = *(p+8);
1174
1175                                         pstat->max_sp_len = (pstat->qos_info>>5)&0x3;
1176
1177                                         if ((pstat->qos_info&0xf) != 0xf)
1178                                                 pstat->has_legacy_ac = true;
1179                                         else
1180                                                 pstat->has_legacy_ac = false;
1181
1182                                         if (pstat->qos_info&0xf) {
1183                                                 if (pstat->qos_info&BIT(0))
1184                                                         pstat->uapsd_vo = BIT(0)|BIT(1);
1185                                                 else
1186                                                         pstat->uapsd_vo = 0;
1187
1188                                                 if (pstat->qos_info&BIT(1))
1189                                                         pstat->uapsd_vi = BIT(0)|BIT(1);
1190                                                 else
1191                                                         pstat->uapsd_vi = 0;
1192
1193                                                 if (pstat->qos_info&BIT(2))
1194                                                         pstat->uapsd_bk = BIT(0)|BIT(1);
1195                                                 else
1196                                                         pstat->uapsd_bk = 0;
1197
1198                                                 if (pstat->qos_info&BIT(3))
1199                                                         pstat->uapsd_be = BIT(0)|BIT(1);
1200                                                 else
1201                                                         pstat->uapsd_be = 0;
1202                                         }
1203                                         break;
1204                                 }
1205                         } else {
1206                                 break;
1207                         }
1208                         p = p + ie_len + 2;
1209                 }
1210         }
1211
1212         /* save HT capabilities in the sta object */
1213         memset(&pstat->htpriv.ht_cap, 0, sizeof(struct rtw_ieee80211_ht_cap));
1214         if (elems.ht_capabilities && elems.ht_capabilities_len >= sizeof(struct rtw_ieee80211_ht_cap)) {
1215                 pstat->flags |= WLAN_STA_HT;
1216
1217                 pstat->flags |= WLAN_STA_WME;
1218
1219                 memcpy(&pstat->htpriv.ht_cap, elems.ht_capabilities, sizeof(struct rtw_ieee80211_ht_cap));
1220         } else {
1221                 pstat->flags &= ~WLAN_STA_HT;
1222         }
1223         if ((!pmlmepriv->htpriv.ht_option) && (pstat->flags&WLAN_STA_HT)) {
1224                 status = _STATS_FAILURE_;
1225                 goto OnAssocReqFail;
1226         }
1227
1228         if ((pstat->flags & WLAN_STA_HT) &&
1229             ((pstat->wpa2_pairwise_cipher&WPA_CIPHER_TKIP) ||
1230             (pstat->wpa_pairwise_cipher&WPA_CIPHER_TKIP))) {
1231                 DBG_88E("HT: %pM tried to "
1232                         "use TKIP with HT association\n", pstat->hwaddr);
1233
1234                 /* status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; */
1235                 /* goto OnAssocReqFail; */
1236         }
1237
1238         pstat->flags |= WLAN_STA_NONERP;
1239         for (i = 0; i < pstat->bssratelen; i++) {
1240                 if ((pstat->bssrateset[i] & 0x7f) > 22) {
1241                         pstat->flags &= ~WLAN_STA_NONERP;
1242                         break;
1243                 }
1244         }
1245
1246         if (pstat->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
1247                 pstat->flags |= WLAN_STA_SHORT_PREAMBLE;
1248         else
1249                 pstat->flags &= ~WLAN_STA_SHORT_PREAMBLE;
1250
1251
1252
1253         if (status != _STATS_SUCCESSFUL_)
1254                 goto OnAssocReqFail;
1255
1256         /* TODO: identify_proprietary_vendor_ie(); */
1257         /*  Realtek proprietary IE */
1258         /*  identify if this is Broadcom sta */
1259         /*  identify if this is ralink sta */
1260         /*  Customer proprietary IE */
1261
1262         /* get a unique AID */
1263         if (pstat->aid > 0) {
1264                 DBG_88E("  old AID %d\n", pstat->aid);
1265         } else {
1266                 for (pstat->aid = 1; pstat->aid <= NUM_STA; pstat->aid++)
1267                         if (pstapriv->sta_aid[pstat->aid - 1] == NULL)
1268                                 break;
1269
1270                 /* if (pstat->aid > NUM_STA) { */
1271                 if (pstat->aid > pstapriv->max_num_sta) {
1272                         pstat->aid = 0;
1273
1274                         DBG_88E("  no room for more AIDs\n");
1275
1276                         status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
1277
1278                         goto OnAssocReqFail;
1279                 } else {
1280                         pstapriv->sta_aid[pstat->aid - 1] = pstat;
1281                         DBG_88E("allocate new AID=(%d)\n", pstat->aid);
1282                 }
1283         }
1284
1285         pstat->state &= (~WIFI_FW_ASSOC_STATE);
1286         pstat->state |= WIFI_FW_ASSOC_SUCCESS;
1287
1288         spin_lock_bh(&pstapriv->auth_list_lock);
1289         if (!list_empty(&pstat->auth_list)) {
1290                 list_del_init(&pstat->auth_list);
1291                 pstapriv->auth_list_cnt--;
1292         }
1293         spin_unlock_bh(&pstapriv->auth_list_lock);
1294
1295         spin_lock_bh(&pstapriv->asoc_list_lock);
1296         if (list_empty(&pstat->asoc_list)) {
1297                 pstat->expire_to = pstapriv->expire_to;
1298                 list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list);
1299                 pstapriv->asoc_list_cnt++;
1300         }
1301         spin_unlock_bh(&pstapriv->asoc_list_lock);
1302
1303         /*  now the station is qualified to join our BSS... */
1304         if (pstat && (pstat->state & WIFI_FW_ASSOC_SUCCESS) && (_STATS_SUCCESSFUL_ == status)) {
1305 #ifdef CONFIG_88EU_AP_MODE
1306                 /* 1 bss_cap_update & sta_info_update */
1307                 bss_cap_update_on_sta_join(padapter, pstat);
1308                 sta_info_update(padapter, pstat);
1309
1310                 /* issue assoc rsp before notify station join event. */
1311                 if (frame_type == WIFI_ASSOCREQ)
1312                         issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
1313                 else
1314                         issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
1315
1316                 /* 2 - report to upper layer */
1317                 DBG_88E("indicate_sta_join_event to upper layer - hostapd\n");
1318                 rtw_indicate_sta_assoc_event(padapter, pstat);
1319
1320                 /* 3-(1) report sta add event */
1321                 report_add_sta_event(padapter, pstat->hwaddr, pstat->aid);
1322 #endif
1323         }
1324
1325         return _SUCCESS;
1326
1327 asoc_class2_error:
1328
1329 #ifdef CONFIG_88EU_AP_MODE
1330         issue_deauth(padapter, (void *)GetAddr2Ptr(pframe), status);
1331 #endif
1332
1333         return _FAIL;
1334
1335 OnAssocReqFail:
1336
1337
1338 #ifdef CONFIG_88EU_AP_MODE
1339         pstat->aid = 0;
1340         if (frame_type == WIFI_ASSOCREQ)
1341                 issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
1342         else
1343                 issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
1344 #endif
1345
1346
1347 #endif /* CONFIG_88EU_AP_MODE */
1348
1349         return _FAIL;
1350 }
1351
1352 unsigned int OnAssocRsp(struct adapter *padapter, struct recv_frame *precv_frame)
1353 {
1354         uint i;
1355         int res;
1356         unsigned short  status;
1357         struct ndis_802_11_var_ie *pIE;
1358         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1359         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1360         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1361         /* struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network); */
1362         u8 *pframe = precv_frame->rx_data;
1363         uint pkt_len = precv_frame->len;
1364
1365         DBG_88E("%s\n", __func__);
1366
1367         /* check A1 matches or not */
1368         if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
1369                 return _SUCCESS;
1370
1371         if (!(pmlmeinfo->state & (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE)))
1372                 return _SUCCESS;
1373
1374         if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)
1375                 return _SUCCESS;
1376
1377         del_timer_sync(&pmlmeext->link_timer);
1378
1379         /* status */
1380         status = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 2));
1381         if (status > 0) {
1382                 DBG_88E("assoc reject, status code: %d\n", status);
1383                 pmlmeinfo->state = WIFI_FW_NULL_STATE;
1384                 res = -4;
1385                 goto report_assoc_result;
1386         }
1387
1388         /* get capabilities */
1389         pmlmeinfo->capability = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
1390
1391         /* set slot time */
1392         pmlmeinfo->slotTime = (pmlmeinfo->capability & BIT(10)) ? 9 : 20;
1393
1394         /* AID */
1395         pmlmeinfo->aid = (int)(le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 4))&0x3fff);
1396         res = pmlmeinfo->aid;
1397
1398         /* following are moved to join event callback function */
1399         /* to handle HT, WMM, rate adaptive, update MAC reg */
1400         /* for not to handle the synchronous IO in the tasklet */
1401         for (i = (6 + WLAN_HDR_A3_LEN); i < pkt_len;) {
1402                 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
1403
1404                 switch (pIE->ElementID) {
1405                 case _VENDOR_SPECIFIC_IE_:
1406                         if (!memcmp(pIE->data, WMM_PARA_OUI, 6)) /* WMM */
1407                                 WMM_param_handler(padapter, pIE);
1408                         break;
1409                 case _HT_CAPABILITY_IE_:        /* HT caps */
1410                         HT_caps_handler(padapter, pIE);
1411                         break;
1412                 case _HT_EXTRA_INFO_IE_:        /* HT info */
1413                         HT_info_handler(padapter, pIE);
1414                         break;
1415                 case _ERPINFO_IE_:
1416                         ERP_IE_handler(padapter, pIE);
1417                 default:
1418                         break;
1419                 }
1420
1421                 i += (pIE->Length + 2);
1422         }
1423
1424         pmlmeinfo->state &= (~WIFI_FW_ASSOC_STATE);
1425         pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
1426
1427         /* Update Basic Rate Table for spec, 2010-12-28 , by thomas */
1428         UpdateBrateTbl(padapter, pmlmeinfo->network.SupportedRates);
1429
1430 report_assoc_result:
1431         if (res > 0) {
1432                 rtw_buf_update(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len, pframe, pkt_len);
1433         } else {
1434                 rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
1435         }
1436
1437         report_join_res(padapter, res);
1438
1439         return _SUCCESS;
1440 }
1441
1442 unsigned int OnDeAuth(struct adapter *padapter, struct recv_frame *precv_frame)
1443 {
1444         unsigned short  reason;
1445         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1446         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1447         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1448         u8 *pframe = precv_frame->rx_data;
1449
1450         /* check A3 */
1451         if (memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network),
1452                    ETH_ALEN))
1453                 return _SUCCESS;
1454
1455         reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
1456
1457         DBG_88E("%s Reason code(%d)\n", __func__, reason);
1458
1459 #ifdef CONFIG_88EU_AP_MODE
1460         if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1461                 struct sta_info *psta;
1462                 struct sta_priv *pstapriv = &padapter->stapriv;
1463
1464                 DBG_88E_LEVEL(_drv_always_, "ap recv deauth reason code(%d) sta:%pM\n",
1465                               reason, GetAddr2Ptr(pframe));
1466
1467                 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
1468                 if (psta) {
1469                         u8 updated = 0;
1470
1471                         spin_lock_bh(&pstapriv->asoc_list_lock);
1472                         if (!list_empty(&psta->asoc_list)) {
1473                                 list_del_init(&psta->asoc_list);
1474                                 pstapriv->asoc_list_cnt--;
1475                                 updated = ap_free_sta(padapter, psta, false, reason);
1476                         }
1477                         spin_unlock_bh(&pstapriv->asoc_list_lock);
1478
1479                         associated_clients_update(padapter, updated);
1480                 }
1481
1482
1483                 return _SUCCESS;
1484         } else
1485 #endif
1486         {
1487                 DBG_88E_LEVEL(_drv_always_, "sta recv deauth reason code(%d) sta:%pM\n",
1488                               reason, GetAddr3Ptr(pframe));
1489
1490                 receive_disconnect(padapter, GetAddr3Ptr(pframe) , reason);
1491         }
1492         pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
1493         return _SUCCESS;
1494 }
1495
1496 unsigned int OnDisassoc(struct adapter *padapter, struct recv_frame *precv_frame)
1497 {
1498         u16 reason;
1499         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1500         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1501         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1502         u8 *pframe = precv_frame->rx_data;
1503
1504         /* check A3 */
1505         if (memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network),
1506                    ETH_ALEN))
1507                 return _SUCCESS;
1508
1509         reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
1510
1511         DBG_88E("%s Reason code(%d)\n", __func__, reason);
1512
1513 #ifdef CONFIG_88EU_AP_MODE
1514         if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1515                 struct sta_info *psta;
1516                 struct sta_priv *pstapriv = &padapter->stapriv;
1517
1518                 DBG_88E_LEVEL(_drv_always_, "ap recv disassoc reason code(%d) sta:%pM\n",
1519                               reason, GetAddr2Ptr(pframe));
1520
1521                 psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
1522                 if (psta) {
1523                         u8 updated = 0;
1524
1525                         spin_lock_bh(&pstapriv->asoc_list_lock);
1526                         if (!list_empty(&psta->asoc_list)) {
1527                                 list_del_init(&psta->asoc_list);
1528                                 pstapriv->asoc_list_cnt--;
1529                                 updated = ap_free_sta(padapter, psta, false, reason);
1530                         }
1531                         spin_unlock_bh(&pstapriv->asoc_list_lock);
1532
1533                         associated_clients_update(padapter, updated);
1534                 }
1535
1536                 return _SUCCESS;
1537         } else
1538 #endif
1539         {
1540                 DBG_88E_LEVEL(_drv_always_, "ap recv disassoc reason code(%d) sta:%pM\n",
1541                               reason, GetAddr3Ptr(pframe));
1542
1543                 receive_disconnect(padapter, GetAddr3Ptr(pframe), reason);
1544         }
1545         pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
1546         return _SUCCESS;
1547 }
1548
1549 unsigned int OnAtim(struct adapter *padapter, struct recv_frame *precv_frame)
1550 {
1551         DBG_88E("%s\n", __func__);
1552         return _SUCCESS;
1553 }
1554
1555 unsigned int on_action_spct(struct adapter *padapter, struct recv_frame *precv_frame)
1556 {
1557         unsigned int ret = _FAIL;
1558         struct sta_info *psta = NULL;
1559         struct sta_priv *pstapriv = &padapter->stapriv;
1560         u8 *pframe = precv_frame->rx_data;
1561         u8 *frame_body = (u8 *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
1562         u8 category;
1563         u8 action;
1564
1565         DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1566
1567         psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
1568
1569         if (!psta)
1570                 goto exit;
1571
1572         category = frame_body[0];
1573         if (category != RTW_WLAN_CATEGORY_SPECTRUM_MGMT)
1574                 goto exit;
1575
1576         action = frame_body[1];
1577         switch (action) {
1578         case RTW_WLAN_ACTION_SPCT_MSR_REQ:
1579         case RTW_WLAN_ACTION_SPCT_MSR_RPRT:
1580         case RTW_WLAN_ACTION_SPCT_TPC_REQ:
1581         case RTW_WLAN_ACTION_SPCT_TPC_RPRT:
1582                 break;
1583         case RTW_WLAN_ACTION_SPCT_CHL_SWITCH:
1584                 break;
1585         default:
1586                 break;
1587         }
1588
1589 exit:
1590         return ret;
1591 }
1592
1593 unsigned int OnAction_qos(struct adapter *padapter, struct recv_frame *precv_frame)
1594 {
1595         return _SUCCESS;
1596 }
1597
1598 unsigned int OnAction_dls(struct adapter *padapter, struct recv_frame *precv_frame)
1599 {
1600         return _SUCCESS;
1601 }
1602
1603 unsigned int OnAction_back(struct adapter *padapter, struct recv_frame *precv_frame)
1604 {
1605         u8 *addr;
1606         struct sta_info *psta = NULL;
1607         struct recv_reorder_ctrl *preorder_ctrl;
1608         unsigned char           *frame_body;
1609         unsigned char           category, action;
1610         unsigned short  tid, status, reason_code = 0;
1611         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
1612         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1613         u8 *pframe = precv_frame->rx_data;
1614         struct sta_priv *pstapriv = &padapter->stapriv;
1615         /* check RA matches or not */
1616         if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe),
1617                    ETH_ALEN))/* for if1, sta/ap mode */
1618                 return _SUCCESS;
1619
1620         DBG_88E("%s\n", __func__);
1621
1622         if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1623                 if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
1624                         return _SUCCESS;
1625
1626         addr = GetAddr2Ptr(pframe);
1627         psta = rtw_get_stainfo(pstapriv, addr);
1628
1629         if (psta == NULL)
1630                 return _SUCCESS;
1631
1632         frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
1633
1634         category = frame_body[0];
1635         if (category == RTW_WLAN_CATEGORY_BACK) { /*  representing Block Ack */
1636                 if (!pmlmeinfo->HT_enable)
1637                         return _SUCCESS;
1638                 action = frame_body[1];
1639                 DBG_88E("%s, action=%d\n", __func__, action);
1640                 switch (action) {
1641                 case RTW_WLAN_ACTION_ADDBA_REQ: /* ADDBA request */
1642                         memcpy(&(pmlmeinfo->ADDBA_req), &(frame_body[2]), sizeof(struct ADDBA_request));
1643                         process_addba_req(padapter, (u8 *)&(pmlmeinfo->ADDBA_req), addr);
1644
1645                         if (pmlmeinfo->bAcceptAddbaReq)
1646                                 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 0);
1647                         else
1648                                 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 37);/* reject ADDBA Req */
1649                         break;
1650                 case RTW_WLAN_ACTION_ADDBA_RESP: /* ADDBA response */
1651                         status = get_unaligned_le16(&frame_body[3]);
1652                         tid = ((frame_body[5] >> 2) & 0x7);
1653                         if (status == 0) {      /* successful */
1654                                 DBG_88E("agg_enable for TID=%d\n", tid);
1655                                 psta->htpriv.agg_enable_bitmap |= 1 << tid;
1656                                 psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
1657                         } else {
1658                                 psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
1659                         }
1660                         break;
1661                 case RTW_WLAN_ACTION_DELBA: /* DELBA */
1662                         if ((frame_body[3] & BIT(3)) == 0) {
1663                                 psta->htpriv.agg_enable_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
1664                                 psta->htpriv.candidate_tid_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
1665                                 reason_code = get_unaligned_le16(&frame_body[4]);
1666                         } else if ((frame_body[3] & BIT(3)) == BIT(3)) {
1667                                 tid = (frame_body[3] >> 4) & 0x0F;
1668                                 preorder_ctrl =  &psta->recvreorder_ctrl[tid];
1669                                 preorder_ctrl->enable = false;
1670                                 preorder_ctrl->indicate_seq = 0xffff;
1671                         }
1672                         DBG_88E("%s(): DELBA: %x(%x)\n", __func__, pmlmeinfo->agg_enable_bitmap, reason_code);
1673                         /* todo: how to notify the host while receiving DELETE BA */
1674                         break;
1675                 default:
1676                         break;
1677                 }
1678         }
1679         return _SUCCESS;
1680 }
1681
1682 static s32 rtw_action_public_decache(struct recv_frame *recv_frame, s32 token)
1683 {
1684         struct adapter *adapter = recv_frame->adapter;
1685         struct mlme_ext_priv *mlmeext = &(adapter->mlmeextpriv);
1686         u8 *frame = recv_frame->rx_data;
1687         u16 seq_ctrl = ((recv_frame->attrib.seq_num&0xffff) << 4) |
1688                 (recv_frame->attrib.frag_num & 0xf);
1689
1690         if (GetRetry(frame)) {
1691                 if (token >= 0) {
1692                         if ((seq_ctrl == mlmeext->action_public_rxseq) && (token == mlmeext->action_public_dialog_token)) {
1693                                 DBG_88E(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x, token:%d\n",
1694                                         FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq, token);
1695                                 return _FAIL;
1696                         }
1697                 } else {
1698                         if (seq_ctrl == mlmeext->action_public_rxseq) {
1699                                 DBG_88E(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x\n",
1700                                         FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq);
1701                                 return _FAIL;
1702                         }
1703                 }
1704         }
1705
1706         mlmeext->action_public_rxseq = seq_ctrl;
1707
1708         if (token >= 0)
1709                 mlmeext->action_public_dialog_token = token;
1710
1711         return _SUCCESS;
1712 }
1713
1714 static unsigned int on_action_public_p2p(struct recv_frame *precv_frame)
1715 {
1716         u8 *pframe = precv_frame->rx_data;
1717         u8 *frame_body;
1718         u8 dialogToken = 0;
1719         frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
1720
1721         dialogToken = frame_body[7];
1722
1723         if (rtw_action_public_decache(precv_frame, dialogToken) == _FAIL)
1724                 return _FAIL;
1725
1726         return _SUCCESS;
1727 }
1728
1729 static unsigned int on_action_public_vendor(struct recv_frame *precv_frame)
1730 {
1731         unsigned int ret = _FAIL;
1732         u8 *pframe = precv_frame->rx_data;
1733         u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1734
1735         if (!memcmp(frame_body + 2, P2P_OUI, 4))
1736                 ret = on_action_public_p2p(precv_frame);
1737
1738         return ret;
1739 }
1740
1741 static unsigned int on_action_public_default(struct recv_frame *precv_frame, u8 action)
1742 {
1743         unsigned int ret = _FAIL;
1744         u8 *pframe = precv_frame->rx_data;
1745         u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1746         u8 token;
1747
1748         token = frame_body[2];
1749
1750         if (rtw_action_public_decache(precv_frame, token) == _FAIL)
1751                 goto exit;
1752
1753         ret = _SUCCESS;
1754
1755 exit:
1756         return ret;
1757 }
1758
1759 unsigned int on_action_public(struct adapter *padapter, struct recv_frame *precv_frame)
1760 {
1761         unsigned int ret = _FAIL;
1762         u8 *pframe = precv_frame->rx_data;
1763         u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1764         u8 category, action;
1765
1766         /* check RA matches or not */
1767         if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe), ETH_ALEN))
1768                 goto exit;
1769
1770         category = frame_body[0];
1771         if (category != RTW_WLAN_CATEGORY_PUBLIC)
1772                 goto exit;
1773
1774         action = frame_body[1];
1775         switch (action) {
1776         case ACT_PUBLIC_VENDOR:
1777                 ret = on_action_public_vendor(precv_frame);
1778                 break;
1779         default:
1780                 ret = on_action_public_default(precv_frame, action);
1781                 break;
1782         }
1783
1784 exit:
1785         return ret;
1786 }
1787
1788 unsigned int OnAction_ht(struct adapter *padapter, struct recv_frame *precv_frame)
1789 {
1790         return _SUCCESS;
1791 }
1792
1793 unsigned int OnAction_wmm(struct adapter *padapter, struct recv_frame *precv_frame)
1794 {
1795         return _SUCCESS;
1796 }
1797
1798 unsigned int OnAction_p2p(struct adapter *padapter, struct recv_frame *precv_frame)
1799 {
1800         return _SUCCESS;
1801 }
1802
1803 unsigned int OnAction(struct adapter *padapter, struct recv_frame *precv_frame)
1804 {
1805         int i;
1806         unsigned char   category;
1807         struct action_handler *ptable;
1808         unsigned char   *frame_body;
1809         u8 *pframe = precv_frame->rx_data;
1810
1811         frame_body = (unsigned char *)(pframe + sizeof(struct rtw_ieee80211_hdr_3addr));
1812
1813         category = frame_body[0];
1814
1815         for (i = 0; i < sizeof(OnAction_tbl)/sizeof(struct action_handler); i++) {
1816                 ptable = &OnAction_tbl[i];
1817                 if (category == ptable->num)
1818                         ptable->func(padapter, precv_frame);
1819         }
1820         return _SUCCESS;
1821 }
1822
1823 unsigned int DoReserved(struct adapter *padapter, struct recv_frame *precv_frame)
1824 {
1825         return _SUCCESS;
1826 }
1827
1828 struct xmit_frame *alloc_mgtxmitframe(struct xmit_priv *pxmitpriv)
1829 {
1830         struct xmit_frame                       *pmgntframe;
1831         struct xmit_buf                         *pxmitbuf;
1832
1833         pmgntframe = rtw_alloc_xmitframe(pxmitpriv);
1834         if (pmgntframe == NULL) {
1835                 DBG_88E("%s, alloc xmitframe fail\n", __func__);
1836                 return NULL;
1837         }
1838
1839         pxmitbuf = rtw_alloc_xmitbuf_ext(pxmitpriv);
1840         if (pxmitbuf == NULL) {
1841                 DBG_88E("%s, alloc xmitbuf fail\n", __func__);
1842                 rtw_free_xmitframe(pxmitpriv, pmgntframe);
1843                 return NULL;
1844         }
1845         pmgntframe->frame_tag = MGNT_FRAMETAG;
1846         pmgntframe->pxmitbuf = pxmitbuf;
1847         pmgntframe->buf_addr = pxmitbuf->pbuf;
1848         pxmitbuf->priv_data = pmgntframe;
1849         return pmgntframe;
1850 }
1851
1852 /****************************************************************************
1853
1854 Following are some TX functions for WiFi MLME
1855
1856 *****************************************************************************/
1857
1858 void update_mgnt_tx_rate(struct adapter *padapter, u8 rate)
1859 {
1860         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1861
1862         pmlmeext->tx_rate = rate;
1863         DBG_88E("%s(): rate = %x\n", __func__, rate);
1864 }
1865
1866 void update_mgntframe_attrib(struct adapter *padapter, struct pkt_attrib *pattrib)
1867 {
1868         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1869
1870         memset((u8 *)(pattrib), 0, sizeof(struct pkt_attrib));
1871
1872         pattrib->hdrlen = 24;
1873         pattrib->nr_frags = 1;
1874         pattrib->priority = 7;
1875         pattrib->mac_id = 0;
1876         pattrib->qsel = 0x12;
1877
1878         pattrib->pktlen = 0;
1879
1880         if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1881                 pattrib->raid = 6;/* b mode */
1882         else
1883                 pattrib->raid = 5;/* a/g mode */
1884
1885         pattrib->encrypt = _NO_PRIVACY_;
1886         pattrib->bswenc = false;
1887
1888         pattrib->qos_en = false;
1889         pattrib->ht_en = false;
1890         pattrib->bwmode = HT_CHANNEL_WIDTH_20;
1891         pattrib->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
1892         pattrib->sgi = false;
1893
1894         pattrib->seqnum = pmlmeext->mgnt_seq;
1895
1896         pattrib->retry_ctrl = true;
1897 }
1898
1899 void dump_mgntframe(struct adapter *padapter, struct xmit_frame *pmgntframe)
1900 {
1901         if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
1902                 return;
1903
1904         rtw_hal_mgnt_xmit(padapter, pmgntframe);
1905 }
1906
1907 s32 dump_mgntframe_and_wait(struct adapter *padapter, struct xmit_frame *pmgntframe, int timeout_ms)
1908 {
1909         s32 ret = _FAIL;
1910         struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf;
1911         struct submit_ctx sctx;
1912
1913         if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
1914                 return ret;
1915
1916         rtw_sctx_init(&sctx, timeout_ms);
1917         pxmitbuf->sctx = &sctx;
1918
1919         ret = rtw_hal_mgnt_xmit(padapter, pmgntframe);
1920
1921         if (ret == _SUCCESS)
1922                 ret = rtw_sctx_wait(&sctx);
1923
1924         return ret;
1925 }
1926
1927 s32 dump_mgntframe_and_wait_ack(struct adapter *padapter, struct xmit_frame *pmgntframe)
1928 {
1929         s32 ret = _FAIL;
1930         u32 timeout_ms = 500;/*   500ms */
1931         struct xmit_priv        *pxmitpriv = &padapter->xmitpriv;
1932
1933         if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
1934                 return -1;
1935
1936         _enter_critical_mutex(&pxmitpriv->ack_tx_mutex, NULL);
1937         pxmitpriv->ack_tx = true;
1938
1939         pmgntframe->ack_report = 1;
1940         if (rtw_hal_mgnt_xmit(padapter, pmgntframe) == _SUCCESS) {
1941                 ret = rtw_ack_tx_wait(pxmitpriv, timeout_ms);
1942         }
1943
1944         pxmitpriv->ack_tx = false;
1945         mutex_unlock(&pxmitpriv->ack_tx_mutex);
1946
1947          return ret;
1948 }
1949
1950 static int update_hidden_ssid(u8 *ies, u32 ies_len, u8 hidden_ssid_mode)
1951 {
1952         u8 *ssid_ie;
1953         int ssid_len_ori;
1954         int len_diff = 0;
1955
1956         ssid_ie = rtw_get_ie(ies,  WLAN_EID_SSID, &ssid_len_ori, ies_len);
1957
1958         if (ssid_ie && ssid_len_ori > 0) {
1959                 switch (hidden_ssid_mode) {
1960                 case 1: {
1961                         u8 *next_ie = ssid_ie + 2 + ssid_len_ori;
1962                         u32 remain_len = 0;
1963
1964                         remain_len = ies_len - (next_ie - ies);
1965
1966                         ssid_ie[1] = 0;
1967                         memcpy(ssid_ie+2, next_ie, remain_len);
1968                         len_diff -= ssid_len_ori;
1969
1970                         break;
1971                 }
1972                 case 2:
1973                         memset(&ssid_ie[2], 0, ssid_len_ori);
1974                         break;
1975                 default:
1976                         break;
1977                 }
1978         }
1979
1980         return len_diff;
1981 }
1982
1983 void issue_beacon(struct adapter *padapter, int timeout_ms)
1984 {
1985         struct xmit_frame       *pmgntframe;
1986         struct pkt_attrib       *pattrib;
1987         unsigned char   *pframe;
1988         struct rtw_ieee80211_hdr *pwlanhdr;
1989         __le16 *fctrl;
1990         unsigned int    rate_len;
1991         struct xmit_priv        *pxmitpriv = &(padapter->xmitpriv);
1992         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1993         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
1994         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
1995         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
1996         u8      bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1997
1998         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
1999         if (pmgntframe == NULL) {
2000                 DBG_88E("%s, alloc mgnt frame fail\n", __func__);
2001                 return;
2002         }
2003 #if defined (CONFIG_88EU_AP_MODE)
2004         spin_lock_bh(&pmlmepriv->bcn_update_lock);
2005 #endif /* if defined (CONFIG_88EU_AP_MODE) */
2006
2007         /* update attribute */
2008         pattrib = &pmgntframe->attrib;
2009         update_mgntframe_attrib(padapter, pattrib);
2010         pattrib->qsel = 0x10;
2011
2012         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2013
2014         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2015         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2016
2017
2018         fctrl = &(pwlanhdr->frame_ctl);
2019         *(fctrl) = 0;
2020
2021         memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
2022         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
2023         memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN);
2024
2025         SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
2026         /* pmlmeext->mgnt_seq++; */
2027         SetFrameSubType(pframe, WIFI_BEACON);
2028
2029         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
2030         pattrib->pktlen = sizeof (struct rtw_ieee80211_hdr_3addr);
2031
2032         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
2033                 int len_diff;
2034                 u8 *wps_ie;
2035                 uint wps_ielen;
2036                 u8 sr = 0;
2037                 memcpy(pframe, cur_network->IEs, cur_network->IELength);
2038                 len_diff = update_hidden_ssid(
2039                         pframe+_BEACON_IE_OFFSET_
2040                         , cur_network->IELength-_BEACON_IE_OFFSET_
2041                         , pmlmeinfo->hidden_ssid_mode
2042                         );
2043                 pframe += (cur_network->IELength+len_diff);
2044                 pattrib->pktlen += (cur_network->IELength+len_diff);
2045                 wps_ie = rtw_get_wps_ie(pmgntframe->buf_addr+TXDESC_OFFSET+sizeof (struct rtw_ieee80211_hdr_3addr)+_BEACON_IE_OFFSET_,
2046                         pattrib->pktlen-sizeof (struct rtw_ieee80211_hdr_3addr)-_BEACON_IE_OFFSET_, NULL, &wps_ielen);
2047                 if (wps_ie && wps_ielen > 0)
2048                         rtw_get_wps_attr_content(wps_ie,  wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
2049                 if (sr != 0)
2050                         set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
2051                 else
2052                         _clr_fwstate_(pmlmepriv, WIFI_UNDER_WPS);
2053
2054                 goto _issue_bcn;
2055         }
2056
2057         /* below for ad-hoc mode */
2058
2059         /* timestamp will be inserted by hardware */
2060         pframe += 8;
2061         pattrib->pktlen += 8;
2062
2063         /*  beacon interval: 2 bytes */
2064
2065         memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
2066
2067         pframe += 2;
2068         pattrib->pktlen += 2;
2069
2070         /*  capability info: 2 bytes */
2071
2072         memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
2073
2074         pframe += 2;
2075         pattrib->pktlen += 2;
2076
2077         /*  SSID */
2078         pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
2079
2080         /*  supported rates... */
2081         rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
2082         pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen);
2083
2084         /*  DS parameter set */
2085         pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
2086
2087         {
2088                 u8 erpinfo = 0;
2089                 u32 ATIMWindow;
2090                 /*  IBSS Parameter Set... */
2091                 ATIMWindow = 0;
2092                 pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
2093
2094                 /* ERP IE */
2095                 pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
2096         }
2097
2098         /*  EXTERNDED SUPPORTED RATE */
2099         if (rate_len > 8)
2100                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
2101         /* todo:HT for adhoc */
2102 _issue_bcn:
2103
2104 #if defined (CONFIG_88EU_AP_MODE)
2105         pmlmepriv->update_bcn = false;
2106
2107         spin_unlock_bh(&pmlmepriv->bcn_update_lock);
2108 #endif /* if defined (CONFIG_88EU_AP_MODE) */
2109
2110         if ((pattrib->pktlen + TXDESC_SIZE) > 512) {
2111                 DBG_88E("beacon frame too large\n");
2112                 return;
2113         }
2114
2115         pattrib->last_txcmdsz = pattrib->pktlen;
2116
2117         /* DBG_88E("issue bcn_sz=%d\n", pattrib->last_txcmdsz); */
2118         if (timeout_ms > 0)
2119                 dump_mgntframe_and_wait(padapter, pmgntframe, timeout_ms);
2120         else
2121                 dump_mgntframe(padapter, pmgntframe);
2122 }
2123
2124 void issue_probersp(struct adapter *padapter, unsigned char *da, u8 is_valid_p2p_probereq)
2125 {
2126         struct xmit_frame                       *pmgntframe;
2127         struct pkt_attrib                       *pattrib;
2128         unsigned char                                   *pframe;
2129         struct rtw_ieee80211_hdr        *pwlanhdr;
2130         __le16 *fctrl;
2131         unsigned char                                   *mac, *bssid;
2132         struct xmit_priv        *pxmitpriv = &(padapter->xmitpriv);
2133 #if defined (CONFIG_88EU_AP_MODE)
2134         u8 *pwps_ie;
2135         uint wps_ielen;
2136         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2137 #endif /* if defined (CONFIG_88EU_AP_MODE) */
2138         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2139         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2140         struct wlan_bssid_ex            *cur_network = &(pmlmeinfo->network);
2141         unsigned int    rate_len;
2142
2143         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2144         if (pmgntframe == NULL) {
2145                 DBG_88E("%s, alloc mgnt frame fail\n", __func__);
2146                 return;
2147         }
2148
2149         /* update attribute */
2150         pattrib = &pmgntframe->attrib;
2151         update_mgntframe_attrib(padapter, pattrib);
2152
2153         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2154
2155         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2156         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2157
2158         mac = myid(&(padapter->eeprompriv));
2159         bssid = cur_network->MacAddress;
2160
2161         fctrl = &(pwlanhdr->frame_ctl);
2162         *(fctrl) = 0;
2163         memcpy(pwlanhdr->addr1, da, ETH_ALEN);
2164         memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
2165         memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
2166
2167         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2168         pmlmeext->mgnt_seq++;
2169         SetFrameSubType(fctrl, WIFI_PROBERSP);
2170
2171         pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2172         pattrib->pktlen = pattrib->hdrlen;
2173         pframe += pattrib->hdrlen;
2174
2175         if (cur_network->IELength > MAX_IE_SZ)
2176                 return;
2177
2178 #if defined(CONFIG_88EU_AP_MODE)
2179         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
2180                 pwps_ie = rtw_get_wps_ie(cur_network->IEs+_FIXED_IE_LENGTH_, cur_network->IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
2181
2182                 /* inerset & update wps_probe_resp_ie */
2183                 if ((pmlmepriv->wps_probe_resp_ie != NULL) && pwps_ie && (wps_ielen > 0)) {
2184                         uint wps_offset, remainder_ielen;
2185                         u8 *premainder_ie;
2186
2187                         wps_offset = (uint)(pwps_ie - cur_network->IEs);
2188
2189                         premainder_ie = pwps_ie + wps_ielen;
2190
2191                         remainder_ielen = cur_network->IELength - wps_offset - wps_ielen;
2192
2193                         memcpy(pframe, cur_network->IEs, wps_offset);
2194                         pframe += wps_offset;
2195                         pattrib->pktlen += wps_offset;
2196
2197                         wps_ielen = (uint)pmlmepriv->wps_probe_resp_ie[1];/* to get ie data len */
2198                         if ((wps_offset+wps_ielen+2) <= MAX_IE_SZ) {
2199                                 memcpy(pframe, pmlmepriv->wps_probe_resp_ie, wps_ielen+2);
2200                                 pframe += wps_ielen+2;
2201                                 pattrib->pktlen += wps_ielen+2;
2202                         }
2203
2204                         if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
2205                                 memcpy(pframe, premainder_ie, remainder_ielen);
2206                                 pframe += remainder_ielen;
2207                                 pattrib->pktlen += remainder_ielen;
2208                         }
2209                 } else {
2210                         memcpy(pframe, cur_network->IEs, cur_network->IELength);
2211                         pframe += cur_network->IELength;
2212                         pattrib->pktlen += cur_network->IELength;
2213                 }
2214         } else
2215 #endif
2216         {
2217                 /* timestamp will be inserted by hardware */
2218                 pframe += 8;
2219                 pattrib->pktlen += 8;
2220
2221                 /*  beacon interval: 2 bytes */
2222
2223                 memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
2224
2225                 pframe += 2;
2226                 pattrib->pktlen += 2;
2227
2228                 /*  capability info: 2 bytes */
2229
2230                 memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
2231
2232                 pframe += 2;
2233                 pattrib->pktlen += 2;
2234
2235                 /* below for ad-hoc mode */
2236
2237                 /*  SSID */
2238                 pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
2239
2240                 /*  supported rates... */
2241                 rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
2242                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen);
2243
2244                 /*  DS parameter set */
2245                 pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
2246
2247                 if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
2248                         u8 erpinfo = 0;
2249                         u32 ATIMWindow;
2250                         /*  IBSS Parameter Set... */
2251                         /* ATIMWindow = cur->Configuration.ATIMWindow; */
2252                         ATIMWindow = 0;
2253                         pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
2254
2255                         /* ERP IE */
2256                         pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
2257                 }
2258
2259
2260                 /*  EXTERNDED SUPPORTED RATE */
2261                 if (rate_len > 8)
2262                         pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
2263                 /* todo:HT for adhoc */
2264         }
2265
2266         pattrib->last_txcmdsz = pattrib->pktlen;
2267
2268         dump_mgntframe(padapter, pmgntframe);
2269
2270         return;
2271 }
2272
2273 static int _issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, int wait_ack)
2274 {
2275         int ret = _FAIL;
2276         struct xmit_frame               *pmgntframe;
2277         struct pkt_attrib               *pattrib;
2278         unsigned char                   *pframe;
2279         struct rtw_ieee80211_hdr        *pwlanhdr;
2280         __le16 *fctrl;
2281         unsigned char                   *mac;
2282         unsigned char                   bssrate[NumRates];
2283         struct xmit_priv                *pxmitpriv = &(padapter->xmitpriv);
2284         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2285         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2286         int     bssrate_len = 0;
2287         u8      bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
2288
2289         RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+issue_probereq\n"));
2290
2291         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2292         if (pmgntframe == NULL)
2293                 goto exit;
2294
2295         /* update attribute */
2296         pattrib = &pmgntframe->attrib;
2297         update_mgntframe_attrib(padapter, pattrib);
2298
2299
2300         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2301
2302         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2303         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2304
2305         mac = myid(&(padapter->eeprompriv));
2306
2307         fctrl = &(pwlanhdr->frame_ctl);
2308         *(fctrl) = 0;
2309
2310         if (da) {
2311                 /*      unicast probe request frame */
2312                 memcpy(pwlanhdr->addr1, da, ETH_ALEN);
2313                 memcpy(pwlanhdr->addr3, da, ETH_ALEN);
2314         } else {
2315                 /*      broadcast probe request frame */
2316                 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
2317                 memcpy(pwlanhdr->addr3, bc_addr, ETH_ALEN);
2318         }
2319
2320         memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
2321
2322         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2323         pmlmeext->mgnt_seq++;
2324         SetFrameSubType(pframe, WIFI_PROBEREQ);
2325
2326         pframe += sizeof (struct rtw_ieee80211_hdr_3addr);
2327         pattrib->pktlen = sizeof (struct rtw_ieee80211_hdr_3addr);
2328
2329         if (pssid)
2330                 pframe = rtw_set_ie(pframe, _SSID_IE_, pssid->SsidLength, pssid->Ssid, &(pattrib->pktlen));
2331         else
2332                 pframe = rtw_set_ie(pframe, _SSID_IE_, 0, NULL, &(pattrib->pktlen));
2333
2334         get_rate_set(padapter, bssrate, &bssrate_len);
2335
2336         if (bssrate_len > 8) {
2337                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
2338                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
2339         } else {
2340                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
2341         }
2342
2343         /* add wps_ie for wps2.0 */
2344         if (pmlmepriv->wps_probe_req_ie_len > 0 && pmlmepriv->wps_probe_req_ie) {
2345                 memcpy(pframe, pmlmepriv->wps_probe_req_ie, pmlmepriv->wps_probe_req_ie_len);
2346                 pframe += pmlmepriv->wps_probe_req_ie_len;
2347                 pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len;
2348         }
2349
2350         pattrib->last_txcmdsz = pattrib->pktlen;
2351
2352         RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2353                  ("issuing probe_req, tx_len=%d\n", pattrib->last_txcmdsz));
2354
2355         if (wait_ack) {
2356                 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
2357         } else {
2358                 dump_mgntframe(padapter, pmgntframe);
2359                 ret = _SUCCESS;
2360         }
2361
2362 exit:
2363         return ret;
2364 }
2365
2366 inline void issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da)
2367 {
2368         _issue_probereq(padapter, pssid, da, false);
2369 }
2370
2371 int issue_probereq_ex(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da,
2372         int try_cnt, int wait_ms)
2373 {
2374         int ret;
2375         int i = 0;
2376         u32 start = jiffies;
2377
2378         do {
2379                 ret = _issue_probereq(padapter, pssid, da, wait_ms > 0 ? true : false);
2380
2381                 i++;
2382
2383                 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
2384                         break;
2385
2386                 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
2387                         msleep(wait_ms);
2388
2389         } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
2390
2391         if (ret != _FAIL) {
2392                 ret = _SUCCESS;
2393                 goto exit;
2394         }
2395
2396         if (try_cnt && wait_ms) {
2397                 if (da)
2398                         DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
2399                                 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
2400                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
2401                 else
2402                         DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
2403                                 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
2404                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
2405         }
2406 exit:
2407         return ret;
2408 }
2409
2410 /*  if psta == NULL, indicate we are station(client) now... */
2411 void issue_auth(struct adapter *padapter, struct sta_info *psta, unsigned short status)
2412 {
2413         struct xmit_frame *pmgntframe;
2414         struct pkt_attrib *pattrib;
2415         unsigned char *pframe;
2416         struct rtw_ieee80211_hdr *pwlanhdr;
2417         __le16 *fctrl;
2418         unsigned int val32;
2419         u16 val16;
2420 #ifdef CONFIG_88EU_AP_MODE
2421         __le16 le_val16;
2422 #endif
2423         int use_shared_key = 0;
2424         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2425         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2426         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2427
2428         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2429         if (pmgntframe == NULL)
2430                 return;
2431
2432         /* update attribute */
2433         pattrib = &pmgntframe->attrib;
2434         update_mgntframe_attrib(padapter, pattrib);
2435
2436         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2437
2438         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2439         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2440
2441         fctrl = &(pwlanhdr->frame_ctl);
2442         *(fctrl) = 0;
2443
2444         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2445         pmlmeext->mgnt_seq++;
2446         SetFrameSubType(pframe, WIFI_AUTH);
2447
2448         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
2449         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2450
2451
2452         if (psta) {/*  for AP mode */
2453 #ifdef CONFIG_88EU_AP_MODE
2454
2455                 memcpy(pwlanhdr->addr1, psta->hwaddr, ETH_ALEN);
2456                 memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
2457                 memcpy(pwlanhdr->addr3, myid(&(padapter->eeprompriv)), ETH_ALEN);
2458
2459
2460                 /*  setting auth algo number */
2461                 val16 = (u16)psta->authalg;
2462
2463                 if (status != _STATS_SUCCESSFUL_)
2464                         val16 = 0;
2465
2466                 if (val16) {
2467                         le_val16 = cpu_to_le16(val16);
2468                         use_shared_key = 1;
2469                 } else {
2470                         le_val16 = 0;
2471                 }
2472
2473                 pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_val16, &(pattrib->pktlen));
2474
2475                 /*  setting auth seq number */
2476                 val16 = (u16)psta->auth_seq;
2477                 le_val16 = cpu_to_le16(val16);
2478                 pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_val16, &(pattrib->pktlen));
2479
2480                 /*  setting status code... */
2481                 val16 = status;
2482                 le_val16 = cpu_to_le16(val16);
2483                 pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_val16, &(pattrib->pktlen));
2484
2485                 /*  added challenging text... */
2486                 if ((psta->auth_seq == 2) && (psta->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1))
2487                         pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, psta->chg_txt, &(pattrib->pktlen));
2488 #endif
2489         } else {
2490                 __le32 le_tmp32;
2491                 __le16 le_tmp16;
2492                 memcpy(pwlanhdr->addr1, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
2493                 memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
2494                 memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
2495
2496                 /*  setting auth algo number */
2497                 val16 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) ? 1 : 0;/*  0:OPEN System, 1:Shared key */
2498                 if (val16)
2499                         use_shared_key = 1;
2500
2501                 /* setting IV for auth seq #3 */
2502                 if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
2503                         val32 = ((pmlmeinfo->iv++) | (pmlmeinfo->key_index << 30));
2504                         le_tmp32 = cpu_to_le32(val32);
2505                         pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&le_tmp32, &(pattrib->pktlen));
2506
2507                         pattrib->iv_len = 4;
2508                 }
2509
2510                 le_tmp16 = cpu_to_le16(val16);
2511                 pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_tmp16, &(pattrib->pktlen));
2512
2513                 /*  setting auth seq number */
2514                 val16 = pmlmeinfo->auth_seq;
2515                 le_tmp16 = cpu_to_le16(val16);
2516                 pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_tmp16, &(pattrib->pktlen));
2517
2518
2519                 /*  setting status code... */
2520                 le_tmp16 = cpu_to_le16(status);
2521                 pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_tmp16, &(pattrib->pktlen));
2522
2523                 /*  then checking to see if sending challenging text... */
2524                 if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
2525                         pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, pmlmeinfo->chg_txt, &(pattrib->pktlen));
2526
2527                         SetPrivacy(fctrl);
2528
2529                         pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2530
2531                         pattrib->encrypt = _WEP40_;
2532
2533                         pattrib->icv_len = 4;
2534
2535                         pattrib->pktlen += pattrib->icv_len;
2536                 }
2537         }
2538
2539         pattrib->last_txcmdsz = pattrib->pktlen;
2540
2541         rtw_wep_encrypt(padapter, (u8 *)pmgntframe);
2542         DBG_88E("%s\n", __func__);
2543         dump_mgntframe(padapter, pmgntframe);
2544
2545         return;
2546 }
2547
2548
2549 void issue_asocrsp(struct adapter *padapter, unsigned short status, struct sta_info *pstat, int pkt_type)
2550 {
2551 #ifdef CONFIG_88EU_AP_MODE
2552         struct xmit_frame       *pmgntframe;
2553         struct rtw_ieee80211_hdr        *pwlanhdr;
2554         struct pkt_attrib *pattrib;
2555         unsigned char   *pbuf, *pframe;
2556         unsigned short val;
2557         __le16 *fctrl;
2558         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2559         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2560         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2561         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2562         struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
2563         u8 *ie = pnetwork->IEs;
2564         __le16 lestatus, leval;
2565
2566         DBG_88E("%s\n", __func__);
2567
2568         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2569         if (pmgntframe == NULL)
2570                 return;
2571
2572         /* update attribute */
2573         pattrib = &pmgntframe->attrib;
2574         update_mgntframe_attrib(padapter, pattrib);
2575
2576
2577         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2578
2579         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2580         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2581
2582         fctrl = &(pwlanhdr->frame_ctl);
2583         *(fctrl) = 0;
2584
2585         memcpy((void *)GetAddr1Ptr(pwlanhdr), pstat->hwaddr, ETH_ALEN);
2586         memcpy((void *)GetAddr2Ptr(pwlanhdr), myid(&(padapter->eeprompriv)), ETH_ALEN);
2587         memcpy((void *)GetAddr3Ptr(pwlanhdr), get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
2588
2589
2590         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2591         pmlmeext->mgnt_seq++;
2592         if ((pkt_type == WIFI_ASSOCRSP) || (pkt_type == WIFI_REASSOCRSP))
2593                 SetFrameSubType(pwlanhdr, pkt_type);
2594         else
2595                 return;
2596
2597         pattrib->hdrlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2598         pattrib->pktlen += pattrib->hdrlen;
2599         pframe += pattrib->hdrlen;
2600
2601         /* capability */
2602         val = *(unsigned short *)rtw_get_capability_from_ie(ie);
2603
2604         pframe = rtw_set_fixed_ie(pframe, _CAPABILITY_ , (unsigned char *)&val, &(pattrib->pktlen));
2605
2606         lestatus = cpu_to_le16(status);
2607         pframe = rtw_set_fixed_ie(pframe , _STATUS_CODE_ , (unsigned char *)&lestatus, &(pattrib->pktlen));
2608
2609         leval = cpu_to_le16(pstat->aid | BIT(14) | BIT(15));
2610         pframe = rtw_set_fixed_ie(pframe, _ASOC_ID_ , (unsigned char *)&leval, &(pattrib->pktlen));
2611
2612         if (pstat->bssratelen <= 8) {
2613                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, pstat->bssratelen, pstat->bssrateset, &(pattrib->pktlen));
2614         } else {
2615                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pstat->bssrateset, &(pattrib->pktlen));
2616                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (pstat->bssratelen-8), pstat->bssrateset+8, &(pattrib->pktlen));
2617         }
2618
2619         if ((pstat->flags & WLAN_STA_HT) && (pmlmepriv->htpriv.ht_option)) {
2620                 uint ie_len = 0;
2621
2622                 /* FILL HT CAP INFO IE */
2623                 pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
2624                 if (pbuf && ie_len > 0) {
2625                         memcpy(pframe, pbuf, ie_len+2);
2626                         pframe += (ie_len+2);
2627                         pattrib->pktlen += (ie_len+2);
2628                 }
2629
2630                 /* FILL HT ADD INFO IE */
2631                 pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
2632                 if (pbuf && ie_len > 0) {
2633                         memcpy(pframe, pbuf, ie_len+2);
2634                         pframe += (ie_len+2);
2635                         pattrib->pktlen += (ie_len+2);
2636                 }
2637         }
2638
2639         /* FILL WMM IE */
2640         if ((pstat->flags & WLAN_STA_WME) && (pmlmepriv->qospriv.qos_option)) {
2641                 uint ie_len = 0;
2642                 unsigned char WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
2643
2644                 for (pbuf = ie + _BEACON_IE_OFFSET_;; pbuf += (ie_len + 2)) {
2645                         pbuf = rtw_get_ie(pbuf, _VENDOR_SPECIFIC_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
2646                         if (pbuf && !memcmp(pbuf+2, WMM_PARA_IE, 6)) {
2647                                 memcpy(pframe, pbuf, ie_len+2);
2648                                 pframe += (ie_len+2);
2649                                 pattrib->pktlen += (ie_len+2);
2650                                 break;
2651                         }
2652
2653                         if ((pbuf == NULL) || (ie_len == 0))
2654                                 break;
2655                 }
2656         }
2657
2658         if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
2659                 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6 , REALTEK_96B_IE, &(pattrib->pktlen));
2660
2661         /* add WPS IE ie for wps 2.0 */
2662         if (pmlmepriv->wps_assoc_resp_ie && pmlmepriv->wps_assoc_resp_ie_len > 0) {
2663                 memcpy(pframe, pmlmepriv->wps_assoc_resp_ie, pmlmepriv->wps_assoc_resp_ie_len);
2664
2665                 pframe += pmlmepriv->wps_assoc_resp_ie_len;
2666                 pattrib->pktlen += pmlmepriv->wps_assoc_resp_ie_len;
2667         }
2668
2669         pattrib->last_txcmdsz = pattrib->pktlen;
2670         dump_mgntframe(padapter, pmgntframe);
2671 #endif
2672 }
2673
2674 void issue_assocreq(struct adapter *padapter)
2675 {
2676         int ret = _FAIL;
2677         struct xmit_frame       *pmgntframe;
2678         struct pkt_attrib       *pattrib;
2679         unsigned char           *pframe, *p;
2680         struct rtw_ieee80211_hdr        *pwlanhdr;
2681         __le16 *fctrl;
2682         __le16          le_tmp;
2683         unsigned int    i, j, ie_len, index = 0;
2684         unsigned char   rf_type, bssrate[NumRates], sta_bssrate[NumRates];
2685         struct ndis_802_11_var_ie *pIE;
2686         struct registry_priv    *pregpriv = &padapter->registrypriv;
2687         struct xmit_priv                *pxmitpriv = &(padapter->xmitpriv);
2688         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2689         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2690         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2691         int     bssrate_len = 0, sta_bssrate_len = 0;
2692
2693         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2694         if (pmgntframe == NULL)
2695                 goto exit;
2696
2697         /* update attribute */
2698         pattrib = &pmgntframe->attrib;
2699         update_mgntframe_attrib(padapter, pattrib);
2700
2701         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2702         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2703         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2704
2705         fctrl = &(pwlanhdr->frame_ctl);
2706         *(fctrl) = 0;
2707         memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
2708         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
2709         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
2710
2711         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2712         pmlmeext->mgnt_seq++;
2713         SetFrameSubType(pframe, WIFI_ASSOCREQ);
2714
2715         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
2716         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2717
2718         /* caps */
2719
2720         memcpy(pframe, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2);
2721
2722         pframe += 2;
2723         pattrib->pktlen += 2;
2724
2725         /* listen interval */
2726         /* todo: listen interval for power saving */
2727         le_tmp = cpu_to_le16(3);
2728         memcpy(pframe , (unsigned char *)&le_tmp, 2);
2729         pframe += 2;
2730         pattrib->pktlen += 2;
2731
2732         /* SSID */
2733         pframe = rtw_set_ie(pframe, _SSID_IE_,  pmlmeinfo->network.Ssid.SsidLength, pmlmeinfo->network.Ssid.Ssid, &(pattrib->pktlen));
2734
2735         /* supported rate & extended supported rate */
2736
2737         /*  Check if the AP's supported rates are also supported by STA. */
2738         get_rate_set(padapter, sta_bssrate, &sta_bssrate_len);
2739
2740         if (pmlmeext->cur_channel == 14)/*  for JAPAN, channel 14 can only uses B Mode(CCK) */
2741                 sta_bssrate_len = 4;
2742
2743         for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
2744                 if (pmlmeinfo->network.SupportedRates[i] == 0)
2745                         break;
2746                 DBG_88E("network.SupportedRates[%d]=%02X\n", i, pmlmeinfo->network.SupportedRates[i]);
2747         }
2748
2749         for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
2750                 if (pmlmeinfo->network.SupportedRates[i] == 0)
2751                         break;
2752
2753                 /*  Check if the AP's supported rates are also supported by STA. */
2754                 for (j = 0; j < sta_bssrate_len; j++) {
2755                          /*  Avoid the proprietary data rate (22Mbps) of Handlink WSG-4000 AP */
2756                         if ((pmlmeinfo->network.SupportedRates[i]|IEEE80211_BASIC_RATE_MASK)
2757                                         == (sta_bssrate[j]|IEEE80211_BASIC_RATE_MASK))
2758                                 break;
2759                 }
2760
2761                 if (j == sta_bssrate_len) {
2762                         /*  the rate is not supported by STA */
2763                         DBG_88E("%s(): the rate[%d]=%02X is not supported by STA!\n", __func__, i, pmlmeinfo->network.SupportedRates[i]);
2764                 } else {
2765                         /*  the rate is supported by STA */
2766                         bssrate[index++] = pmlmeinfo->network.SupportedRates[i];
2767                 }
2768         }
2769
2770         bssrate_len = index;
2771         DBG_88E("bssrate_len=%d\n", bssrate_len);
2772
2773         if (bssrate_len == 0) {
2774                 rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
2775                 rtw_free_xmitframe(pxmitpriv, pmgntframe);
2776                 goto exit; /* don't connect to AP if no joint supported rate */
2777         }
2778
2779
2780         if (bssrate_len > 8) {
2781                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
2782                 pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
2783         } else {
2784                 pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
2785         }
2786
2787         /* RSN */
2788         p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _RSN_IE_2_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie)));
2789         if (p != NULL)
2790                 pframe = rtw_set_ie(pframe, _RSN_IE_2_, ie_len, (p + 2), &(pattrib->pktlen));
2791
2792         /* HT caps */
2793         if (padapter->mlmepriv.htpriv.ht_option) {
2794                 p = rtw_get_ie((pmlmeinfo->network.IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_CAPABILITY_IE_, &ie_len, (pmlmeinfo->network.IELength - sizeof(struct ndis_802_11_fixed_ie)));
2795                 if ((p != NULL) && (!(is_ap_in_tkip(padapter)))) {
2796                         memcpy(&(pmlmeinfo->HT_caps), (p + 2), sizeof(struct HT_caps_element));
2797
2798                         /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
2799                         if (pregpriv->cbw40_enable == 0)
2800                                 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info &= cpu_to_le16(~(BIT(6) | BIT(1)));
2801                         else
2802                                 pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(BIT(1));
2803
2804                         /* todo: disable SM power save mode */
2805                         pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x000c);
2806
2807                         rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2808                         switch (rf_type) {
2809                         case RF_1T1R:
2810                                 if (pregpriv->rx_stbc)
2811                                         pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);/* RX STBC One spatial stream */
2812                                 memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_1R, 16);
2813                                 break;
2814                         case RF_2T2R:
2815                         case RF_1T2R:
2816                         default:
2817                                 if ((pregpriv->rx_stbc == 0x3) ||/* enable for 2.4/5 GHz */
2818                                     ((pmlmeext->cur_wireless_mode & WIRELESS_11_24N) && (pregpriv->rx_stbc == 0x1)) || /* enable for 2.4GHz */
2819                                     (pregpriv->wifi_spec == 1)) {
2820                                         DBG_88E("declare supporting RX STBC\n");
2821                                         pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0200);/* RX STBC two spatial stream */
2822                                 }
2823                                 memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_2R, 16);
2824                                 break;
2825                         }
2826                         pframe = rtw_set_ie(pframe, _HT_CAPABILITY_IE_, ie_len , (u8 *)(&(pmlmeinfo->HT_caps)), &(pattrib->pktlen));
2827                 }
2828         }
2829
2830         /* vendor specific IE, such as WPA, WMM, WPS */
2831         for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
2832                 pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
2833
2834                 switch (pIE->ElementID) {
2835                 case _VENDOR_SPECIFIC_IE_:
2836                         if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) ||
2837                             (!memcmp(pIE->data, WMM_OUI, 4)) ||
2838                             (!memcmp(pIE->data, WPS_OUI, 4))) {
2839                                 if (!padapter->registrypriv.wifi_spec) {
2840                                         /* Commented by Kurt 20110629 */
2841                                         /* In some older APs, WPS handshake */
2842                                         /* would be fail if we append vender extensions informations to AP */
2843                                         if (!memcmp(pIE->data, WPS_OUI, 4))
2844                                                 pIE->Length = 14;
2845                                 }
2846                                 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, pIE->Length, pIE->data, &(pattrib->pktlen));
2847                         }
2848                         break;
2849                 default:
2850                         break;
2851                 }
2852                 i += (pIE->Length + 2);
2853         }
2854
2855         if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
2856                 pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6 , REALTEK_96B_IE, &(pattrib->pktlen));
2857
2858         pattrib->last_txcmdsz = pattrib->pktlen;
2859         dump_mgntframe(padapter, pmgntframe);
2860
2861         ret = _SUCCESS;
2862
2863 exit:
2864         if (ret == _SUCCESS)
2865                 rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen);
2866         else
2867                 rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
2868
2869         return;
2870 }
2871
2872 /* when wait_ack is true, this function should be called at process context */
2873 static int _issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ack)
2874 {
2875         int ret = _FAIL;
2876         struct xmit_frame                       *pmgntframe;
2877         struct pkt_attrib                       *pattrib;
2878         unsigned char                                   *pframe;
2879         struct rtw_ieee80211_hdr        *pwlanhdr;
2880         __le16 *fctrl;
2881         struct xmit_priv        *pxmitpriv;
2882         struct mlme_ext_priv    *pmlmeext;
2883         struct mlme_ext_info    *pmlmeinfo;
2884
2885         if (!padapter)
2886                 goto exit;
2887
2888         pxmitpriv = &(padapter->xmitpriv);
2889         pmlmeext = &(padapter->mlmeextpriv);
2890         pmlmeinfo = &(pmlmeext->mlmext_info);
2891
2892         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
2893         if (pmgntframe == NULL)
2894                 goto exit;
2895
2896         /* update attribute */
2897         pattrib = &pmgntframe->attrib;
2898         update_mgntframe_attrib(padapter, pattrib);
2899         pattrib->retry_ctrl = false;
2900
2901         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2902
2903         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2904         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
2905
2906         fctrl = &(pwlanhdr->frame_ctl);
2907         *(fctrl) = 0;
2908
2909         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
2910                 SetFrDs(fctrl);
2911         else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
2912                 SetToDs(fctrl);
2913
2914         if (power_mode)
2915                 SetPwrMgt(fctrl);
2916
2917         memcpy(pwlanhdr->addr1, da, ETH_ALEN);
2918         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
2919         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
2920
2921         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
2922         pmlmeext->mgnt_seq++;
2923         SetFrameSubType(pframe, WIFI_DATA_NULL);
2924
2925         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
2926         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
2927
2928         pattrib->last_txcmdsz = pattrib->pktlen;
2929
2930         if (wait_ack) {
2931                 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
2932         } else {
2933                 dump_mgntframe(padapter, pmgntframe);
2934                 ret = _SUCCESS;
2935         }
2936
2937 exit:
2938         return ret;
2939 }
2940
2941
2942 /* when wait_ms > 0 , this function should be called at process context */
2943 /* da == NULL for station mode */
2944 int issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms)
2945 {
2946         int ret;
2947         int i = 0;
2948         u32 start = jiffies;
2949         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2950         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
2951
2952         /* da == NULL, assume it's null data for sta to ap*/
2953         if (da == NULL)
2954                 da = get_my_bssid(&(pmlmeinfo->network));
2955
2956         do {
2957                 ret = _issue_nulldata(padapter, da, power_mode, wait_ms > 0 ? true : false);
2958
2959                 i++;
2960
2961                 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
2962                         break;
2963
2964                 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
2965                         msleep(wait_ms);
2966         } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
2967
2968         if (ret != _FAIL) {
2969                 ret = _SUCCESS;
2970                 goto exit;
2971         }
2972
2973         if (try_cnt && wait_ms) {
2974                 if (da)
2975                         DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
2976                                 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
2977                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
2978                 else
2979                         DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
2980                                 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
2981                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
2982         }
2983 exit:
2984         return ret;
2985 }
2986
2987 /* when wait_ack is true, this function should be called at process context */
2988 static int _issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int wait_ack)
2989 {
2990         int ret = _FAIL;
2991         struct xmit_frame                       *pmgntframe;
2992         struct pkt_attrib                       *pattrib;
2993         unsigned char                                   *pframe;
2994         struct rtw_ieee80211_hdr        *pwlanhdr;
2995         __le16 *fctrl;
2996         unsigned short *qc;
2997         struct xmit_priv                        *pxmitpriv = &(padapter->xmitpriv);
2998         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
2999         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3000
3001         DBG_88E("%s\n", __func__);
3002
3003         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
3004         if (pmgntframe == NULL)
3005                 goto exit;
3006
3007         /* update attribute */
3008         pattrib = &pmgntframe->attrib;
3009         update_mgntframe_attrib(padapter, pattrib);
3010
3011         pattrib->hdrlen += 2;
3012         pattrib->qos_en = true;
3013         pattrib->eosp = 1;
3014         pattrib->ack_policy = 0;
3015         pattrib->mdata = 0;
3016
3017         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3018
3019         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3020         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3021
3022         fctrl = &(pwlanhdr->frame_ctl);
3023         *(fctrl) = 0;
3024
3025         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
3026                 SetFrDs(fctrl);
3027         else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
3028                 SetToDs(fctrl);
3029
3030         if (pattrib->mdata)
3031                 SetMData(fctrl);
3032
3033         qc = (unsigned short *)(pframe + pattrib->hdrlen - 2);
3034
3035         SetPriority(qc, tid);
3036
3037         SetEOSP(qc, pattrib->eosp);
3038
3039         SetAckpolicy(qc, pattrib->ack_policy);
3040
3041         memcpy(pwlanhdr->addr1, da, ETH_ALEN);
3042         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
3043         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
3044
3045         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
3046         pmlmeext->mgnt_seq++;
3047         SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
3048
3049         pframe += sizeof(struct rtw_ieee80211_hdr_3addr_qos);
3050         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
3051
3052         pattrib->last_txcmdsz = pattrib->pktlen;
3053
3054         if (wait_ack) {
3055                 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
3056         } else {
3057                 dump_mgntframe(padapter, pmgntframe);
3058                 ret = _SUCCESS;
3059         }
3060
3061 exit:
3062         return ret;
3063 }
3064
3065 /* when wait_ms > 0 , this function should be called at process context */
3066 /* da == NULL for station mode */
3067 int issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int try_cnt, int wait_ms)
3068 {
3069         int ret;
3070         int i = 0;
3071         u32 start = jiffies;
3072         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3073         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3074
3075         /* da == NULL, assume it's null data for sta to ap*/
3076         if (da == NULL)
3077                 da = get_my_bssid(&(pmlmeinfo->network));
3078
3079         do {
3080                 ret = _issue_qos_nulldata(padapter, da, tid, wait_ms > 0 ? true : false);
3081
3082                 i++;
3083
3084                 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
3085                         break;
3086
3087                 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
3088                         msleep(wait_ms);
3089         } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
3090
3091         if (ret != _FAIL) {
3092                 ret = _SUCCESS;
3093                 goto exit;
3094         }
3095
3096         if (try_cnt && wait_ms) {
3097                 if (da)
3098                         DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
3099                                 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
3100                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
3101                 else
3102                         DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
3103                                 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
3104                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
3105         }
3106 exit:
3107         return ret;
3108 }
3109
3110 static int _issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason, u8 wait_ack)
3111 {
3112         struct xmit_frame                       *pmgntframe;
3113         struct pkt_attrib                       *pattrib;
3114         unsigned char                                   *pframe;
3115         struct rtw_ieee80211_hdr        *pwlanhdr;
3116         __le16 *fctrl;
3117         struct xmit_priv                        *pxmitpriv = &(padapter->xmitpriv);
3118         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3119         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3120         int ret = _FAIL;
3121         __le16 le_tmp;
3122
3123         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
3124         if (pmgntframe == NULL)
3125                 goto exit;
3126
3127         /* update attribute */
3128         pattrib = &pmgntframe->attrib;
3129         update_mgntframe_attrib(padapter, pattrib);
3130         pattrib->retry_ctrl = false;
3131
3132         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3133
3134         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3135         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3136
3137         fctrl = &(pwlanhdr->frame_ctl);
3138         *(fctrl) = 0;
3139
3140         memcpy(pwlanhdr->addr1, da, ETH_ALEN);
3141         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
3142         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
3143
3144         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
3145         pmlmeext->mgnt_seq++;
3146         SetFrameSubType(pframe, WIFI_DEAUTH);
3147
3148         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
3149         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
3150
3151         le_tmp = cpu_to_le16(reason);
3152         pframe = rtw_set_fixed_ie(pframe, _RSON_CODE_ , (unsigned char *)&le_tmp, &(pattrib->pktlen));
3153
3154         pattrib->last_txcmdsz = pattrib->pktlen;
3155
3156
3157         if (wait_ack) {
3158                 ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
3159         } else {
3160                 dump_mgntframe(padapter, pmgntframe);
3161                 ret = _SUCCESS;
3162         }
3163
3164 exit:
3165         return ret;
3166 }
3167
3168 int issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason)
3169 {
3170         DBG_88E("%s to %pM\n", __func__, da);
3171         return _issue_deauth(padapter, da, reason, false);
3172 }
3173
3174 int issue_deauth_ex(struct adapter *padapter, u8 *da, unsigned short reason, int try_cnt,
3175         int wait_ms)
3176 {
3177         int ret;
3178         int i = 0;
3179         u32 start = jiffies;
3180
3181         do {
3182                 ret = _issue_deauth(padapter, da, reason, wait_ms > 0 ? true : false);
3183
3184                 i++;
3185
3186                 if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
3187                         break;
3188
3189                 if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
3190                         msleep(wait_ms);
3191         } while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
3192
3193         if (ret != _FAIL) {
3194                 ret = _SUCCESS;
3195                 goto exit;
3196         }
3197
3198         if (try_cnt && wait_ms) {
3199                 if (da)
3200                         DBG_88E(FUNC_ADPT_FMT" to %pM, ch:%u%s, %d/%d in %u ms\n",
3201                                 FUNC_ADPT_ARG(padapter), da, rtw_get_oper_ch(padapter),
3202                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
3203                 else
3204                         DBG_88E(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
3205                                 FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
3206                                 ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
3207         }
3208 exit:
3209         return ret;
3210 }
3211
3212 void issue_action_spct_ch_switch (struct adapter *padapter, u8 *ra, u8 new_ch, u8 ch_offset)
3213 {
3214         struct xmit_frame                       *pmgntframe;
3215         struct pkt_attrib                       *pattrib;
3216         unsigned char                           *pframe;
3217         struct rtw_ieee80211_hdr        *pwlanhdr;
3218         __le16 *fctrl;
3219         struct xmit_priv                        *pxmitpriv = &(padapter->xmitpriv);
3220         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3221
3222
3223         DBG_88E(FUNC_NDEV_FMT" ra =%pM, ch:%u, offset:%u\n",
3224                 FUNC_NDEV_ARG(padapter->pnetdev), ra, new_ch, ch_offset);
3225
3226         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
3227         if (pmgntframe == NULL)
3228                 return;
3229
3230         /* update attribute */
3231         pattrib = &pmgntframe->attrib;
3232         update_mgntframe_attrib(padapter, pattrib);
3233
3234         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3235
3236         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3237         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3238
3239         fctrl = &(pwlanhdr->frame_ctl);
3240         *(fctrl) = 0;
3241
3242         memcpy(pwlanhdr->addr1, ra, ETH_ALEN); /* RA */
3243         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN); /* TA */
3244         memcpy(pwlanhdr->addr3, ra, ETH_ALEN); /* DA = RA */
3245
3246         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
3247         pmlmeext->mgnt_seq++;
3248         SetFrameSubType(pframe, WIFI_ACTION);
3249
3250         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
3251         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
3252
3253         /* category, action */
3254         {
3255                 u8 category, action;
3256                 category = RTW_WLAN_CATEGORY_SPECTRUM_MGMT;
3257                 action = RTW_WLAN_ACTION_SPCT_CHL_SWITCH;
3258
3259                 pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
3260                 pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
3261         }
3262
3263         pframe = rtw_set_ie_ch_switch (pframe, &(pattrib->pktlen), 0, new_ch, 0);
3264         pframe = rtw_set_ie_secondary_ch_offset(pframe, &(pattrib->pktlen),
3265                 hal_ch_offset_to_secondary_ch_offset(ch_offset));
3266
3267         pattrib->last_txcmdsz = pattrib->pktlen;
3268
3269         dump_mgntframe(padapter, pmgntframe);
3270 }
3271
3272 void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned char action, unsigned short status)
3273 {
3274         u8 category = RTW_WLAN_CATEGORY_BACK;
3275         u16 start_seq;
3276         u16 BA_para_set;
3277         u16 reason_code;
3278         u16 BA_timeout_value;
3279         __le16  le_tmp;
3280         u16 BA_starting_seqctrl = 0;
3281         enum ht_cap_ampdu_factor max_rx_ampdu_factor;
3282         struct xmit_frame *pmgntframe;
3283         struct pkt_attrib *pattrib;
3284         u8 *pframe;
3285         struct rtw_ieee80211_hdr *pwlanhdr;
3286         __le16 *fctrl;
3287         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
3288         struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
3289         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
3290         struct sta_info *psta;
3291         struct sta_priv *pstapriv = &padapter->stapriv;
3292         struct registry_priv *pregpriv = &padapter->registrypriv;
3293
3294         DBG_88E("%s, category=%d, action=%d, status=%d\n", __func__, category, action, status);
3295
3296         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
3297         if (pmgntframe == NULL)
3298                 return;
3299
3300         /* update attribute */
3301         pattrib = &pmgntframe->attrib;
3302         update_mgntframe_attrib(padapter, pattrib);
3303
3304         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3305
3306         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3307         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3308
3309         fctrl = &(pwlanhdr->frame_ctl);
3310         *(fctrl) = 0;
3311
3312         /* memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); */
3313         memcpy(pwlanhdr->addr1, raddr, ETH_ALEN);
3314         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
3315         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
3316
3317         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
3318         pmlmeext->mgnt_seq++;
3319         SetFrameSubType(pframe, WIFI_ACTION);
3320
3321         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
3322         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
3323
3324         pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
3325         pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
3326
3327         if (category == 3) {
3328                 switch (action) {
3329                 case 0: /* ADDBA req */
3330                         do {
3331                                 pmlmeinfo->dialogToken++;
3332                         } while (pmlmeinfo->dialogToken == 0);
3333                         pframe = rtw_set_fixed_ie(pframe, 1, &(pmlmeinfo->dialogToken), &(pattrib->pktlen));
3334
3335                         BA_para_set = (0x1002 | ((status & 0xf) << 2)); /* immediate ack & 64 buffer size */
3336                         le_tmp = cpu_to_le16(BA_para_set);
3337                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3338
3339                         BA_timeout_value = 5000;/*  5ms */
3340                         le_tmp = cpu_to_le16(BA_timeout_value);
3341                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3342
3343                         psta = rtw_get_stainfo(pstapriv, raddr);
3344                         if (psta != NULL) {
3345                                 start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07]&0xfff) + 1;
3346
3347                                 DBG_88E("BA_starting_seqctrl=%d for TID=%d\n", start_seq, status & 0x07);
3348
3349                                 psta->BA_starting_seqctrl[status & 0x07] = start_seq;
3350
3351                                 BA_starting_seqctrl = start_seq << 4;
3352                         }
3353                         le_tmp = cpu_to_le16(BA_starting_seqctrl);
3354                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3355                         break;
3356                 case 1: /* ADDBA rsp */
3357                         pframe = rtw_set_fixed_ie(pframe, 1, &(pmlmeinfo->ADDBA_req.dialog_token), &(pattrib->pktlen));
3358                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&status), &(pattrib->pktlen));
3359
3360                         BA_para_set = le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f;
3361                         rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
3362                         switch (max_rx_ampdu_factor) {
3363                         case MAX_AMPDU_FACTOR_64K:
3364                                 BA_para_set |= 0x1000; /* 64 buffer size */
3365                                 break;
3366                         case MAX_AMPDU_FACTOR_32K:
3367                                 BA_para_set |= 0x0800; /* 32 buffer size */
3368                                 break;
3369                         case MAX_AMPDU_FACTOR_16K:
3370                                 BA_para_set |= 0x0400; /* 16 buffer size */
3371                                 break;
3372                         case MAX_AMPDU_FACTOR_8K:
3373                                 BA_para_set |= 0x0200; /* 8 buffer size */
3374                                 break;
3375                         default:
3376                                 BA_para_set |= 0x1000; /* 64 buffer size */
3377                                 break;
3378                         }
3379
3380                         if (pregpriv->ampdu_amsdu == 0)/* disabled */
3381                                 BA_para_set = BA_para_set & ~BIT(0);
3382                         else if (pregpriv->ampdu_amsdu == 1)/* enabled */
3383                                 BA_para_set = BA_para_set | BIT(0);
3384                         le_tmp = cpu_to_le16(BA_para_set);
3385
3386                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3387                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(pmlmeinfo->ADDBA_req.BA_timeout_value)), &(pattrib->pktlen));
3388                         break;
3389                 case 2:/* DELBA */
3390                         BA_para_set = (status & 0x1F) << 3;
3391                         le_tmp = cpu_to_le16(BA_para_set);
3392                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3393
3394                         reason_code = 37;/* Requested from peer STA as it does not want to use the mechanism */
3395                         le_tmp = cpu_to_le16(reason_code);
3396                         pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
3397                         break;
3398                 default:
3399                         break;
3400                 }
3401         }
3402
3403         pattrib->last_txcmdsz = pattrib->pktlen;
3404
3405         dump_mgntframe(padapter, pmgntframe);
3406 }
3407
3408 static void issue_action_BSSCoexistPacket(struct adapter *padapter)
3409 {
3410         struct list_head *plist, *phead;
3411         unsigned char category, action;
3412         struct xmit_frame                       *pmgntframe;
3413         struct pkt_attrib                       *pattrib;
3414         unsigned char                           *pframe;
3415         struct rtw_ieee80211_hdr        *pwlanhdr;
3416         __le16 *fctrl;
3417         struct  wlan_network    *pnetwork = NULL;
3418         struct xmit_priv                        *pxmitpriv = &(padapter->xmitpriv);
3419         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3420         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
3421         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3422         struct __queue *queue   = &(pmlmepriv->scanned_queue);
3423         u8 InfoContent[16] = {0};
3424         u8 ICS[8][15];
3425         if ((pmlmepriv->num_FortyMHzIntolerant == 0) || (pmlmepriv->num_sta_no_ht == 0))
3426                 return;
3427
3428         if (pmlmeinfo->bwmode_updated)
3429                 return;
3430
3431
3432         DBG_88E("%s\n", __func__);
3433
3434
3435         category = RTW_WLAN_CATEGORY_PUBLIC;
3436         action = ACT_PUBLIC_BSSCOEXIST;
3437
3438         pmgntframe = alloc_mgtxmitframe(pxmitpriv);
3439         if (pmgntframe == NULL)
3440                 return;
3441
3442         /* update attribute */
3443         pattrib = &pmgntframe->attrib;
3444         update_mgntframe_attrib(padapter, pattrib);
3445
3446         memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3447
3448         pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3449         pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
3450
3451         fctrl = &(pwlanhdr->frame_ctl);
3452         *(fctrl) = 0;
3453
3454         memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
3455         memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
3456         memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
3457
3458         SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
3459         pmlmeext->mgnt_seq++;
3460         SetFrameSubType(pframe, WIFI_ACTION);
3461
3462         pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
3463         pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
3464
3465         pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
3466         pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
3467
3468
3469         /*  */
3470         if (pmlmepriv->num_FortyMHzIntolerant > 0) {
3471                 u8 iedata = 0;
3472
3473                 iedata |= BIT(2);/* 20 MHz BSS Width Request */
3474
3475                 pframe = rtw_set_ie(pframe, EID_BSSCoexistence,  1, &iedata, &(pattrib->pktlen));
3476         }
3477
3478
3479         /*  */
3480         memset(ICS, 0, sizeof(ICS));
3481         if (pmlmepriv->num_sta_no_ht > 0) {
3482                 int i;
3483
3484                 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
3485
3486                 phead = get_list_head(queue);
3487                 plist = phead->next;
3488
3489                 while (phead != plist) {
3490                         int len;
3491                         u8 *p;
3492                         struct wlan_bssid_ex *pbss_network;
3493
3494                         pnetwork = container_of(plist, struct wlan_network, list);
3495
3496                         plist = plist->next;
3497
3498                         pbss_network = (struct wlan_bssid_ex *)&pnetwork->network;
3499
3500                         p = rtw_get_ie(pbss_network->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pbss_network->IELength - _FIXED_IE_LENGTH_);
3501                         if ((p == NULL) || (len == 0)) { /* non-HT */
3502                                 if ((pbss_network->Configuration.DSConfig <= 0) || (pbss_network->Configuration.DSConfig > 14))
3503                                         continue;
3504
3505                                 ICS[0][pbss_network->Configuration.DSConfig] = 1;
3506
3507                                 if (ICS[0][0] == 0)
3508                                         ICS[0][0] = 1;
3509                         }
3510                 }
3511                 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
3512
3513                 for (i = 0; i < 8; i++) {
3514                         if (ICS[i][0] == 1) {
3515                                 int j, k = 0;
3516
3517                                 InfoContent[k] = i;
3518                                 /* SET_BSS_INTOLERANT_ELE_REG_CLASS(InfoContent, i); */
3519                                 k++;
3520
3521                                 for (j = 1; j <= 14; j++) {
3522                                         if (ICS[i][j] == 1) {
3523                                                 if (k < 16) {
3524                                                         InfoContent[k] = j; /* channel number */
3525                                                         /* SET_BSS_INTOLERANT_ELE_CHANNEL(InfoContent+k, j); */
3526                                                         k++;
3527                                                 }
3528                                         }
3529                                 }
3530
3531                                 pframe = rtw_set_ie(pframe, EID_BSSIntolerantChlReport, k, InfoContent, &(pattrib->pktlen));
3532                         }
3533                 }
3534         }
3535
3536
3537         pattrib->last_txcmdsz = pattrib->pktlen;
3538
3539         dump_mgntframe(padapter, pmgntframe);
3540 }
3541
3542 unsigned int send_delba(struct adapter *padapter, u8 initiator, u8 *addr)
3543 {
3544         struct sta_priv *pstapriv = &padapter->stapriv;
3545         struct sta_info *psta = NULL;
3546         /* struct recv_reorder_ctrl *preorder_ctrl; */
3547         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3548         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3549         u16 tid;
3550
3551         if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
3552                 if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
3553                         return _SUCCESS;
3554
3555         psta = rtw_get_stainfo(pstapriv, addr);
3556         if (psta == NULL)
3557                 return _SUCCESS;
3558
3559         if (initiator == 0) { /*  recipient */
3560                 for (tid = 0; tid < MAXTID; tid++) {
3561                         if (psta->recvreorder_ctrl[tid].enable) {
3562                                 DBG_88E("rx agg disable tid(%d)\n", tid);
3563                                 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
3564                                 psta->recvreorder_ctrl[tid].enable = false;
3565                                 psta->recvreorder_ctrl[tid].indicate_seq = 0xffff;
3566                         }
3567                 }
3568         } else if (initiator == 1) { /*  originator */
3569                 for (tid = 0; tid < MAXTID; tid++) {
3570                         if (psta->htpriv.agg_enable_bitmap & BIT(tid)) {
3571                                 DBG_88E("tx agg disable tid(%d)\n", tid);
3572                                 issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
3573                                 psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
3574                                 psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
3575                         }
3576                 }
3577         }
3578
3579         return _SUCCESS;
3580 }
3581
3582 unsigned int send_beacon(struct adapter *padapter)
3583 {
3584         u8 bxmitok = false;
3585         int     issue = 0;
3586         int poll = 0;
3587
3588         u32 start = jiffies;
3589
3590         rtw_hal_set_hwreg(padapter, HW_VAR_BCN_VALID, NULL);
3591         do {
3592                 issue_beacon(padapter, 100);
3593                 issue++;
3594                 do {
3595                         yield();
3596                         rtw_hal_get_hwreg(padapter, HW_VAR_BCN_VALID, (u8 *)(&bxmitok));
3597                         poll++;
3598                 } while ((poll%10) != 0 && !bxmitok && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
3599         } while (!bxmitok && issue < 100 && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
3600
3601         if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
3602                 return _FAIL;
3603         if (!bxmitok) {
3604                 DBG_88E("%s fail! %u ms\n", __func__, rtw_get_passing_time_ms(start));
3605                 return _FAIL;
3606         } else {
3607                 u32 passing_time = rtw_get_passing_time_ms(start);
3608
3609                 if (passing_time > 100 || issue > 3)
3610                         DBG_88E("%s success, issue:%d, poll:%d, %u ms\n", __func__, issue, poll, rtw_get_passing_time_ms(start));
3611                 return _SUCCESS;
3612         }
3613 }
3614
3615 /****************************************************************************
3616
3617 Following are some utility functions for WiFi MLME
3618
3619 *****************************************************************************/
3620
3621 void site_survey(struct adapter *padapter)
3622 {
3623         unsigned char           survey_channel = 0, val8;
3624         enum rt_scan_type ScanType = SCAN_PASSIVE;
3625         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3626         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3627         u32 initialgain = 0;
3628         struct rtw_ieee80211_channel *ch;
3629
3630         if (pmlmeext->sitesurvey_res.channel_idx < pmlmeext->sitesurvey_res.ch_num) {
3631                 ch = &pmlmeext->sitesurvey_res.ch[pmlmeext->sitesurvey_res.channel_idx];
3632                 survey_channel = ch->hw_value;
3633                 ScanType = (ch->flags & RTW_IEEE80211_CHAN_PASSIVE_SCAN) ? SCAN_PASSIVE : SCAN_ACTIVE;
3634         }
3635
3636
3637         if (survey_channel != 0) {
3638                 /* PAUSE 4-AC Queue when site_survey */
3639                 /* rtw_hal_get_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
3640                 /* val8 |= 0x0f; */
3641                 /* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
3642                 if (pmlmeext->sitesurvey_res.channel_idx == 0)
3643                         set_channel_bwmode(padapter, survey_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
3644                 else
3645                         SelectChannel(padapter, survey_channel);
3646
3647                 if (ScanType == SCAN_ACTIVE) { /* obey the channel plan setting... */
3648                         int i;
3649                         for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
3650                                 if (pmlmeext->sitesurvey_res.ssid[i].SsidLength) {
3651                                         /* todo: to issue two probe req??? */
3652                                         issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
3653                                         /* msleep(SURVEY_TO>>1); */
3654                                         issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
3655                                 }
3656                         }
3657
3658                         if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
3659                                 /* todo: to issue two probe req??? */
3660                                 issue_probereq(padapter, NULL, NULL);
3661                                 /* msleep(SURVEY_TO>>1); */
3662                                 issue_probereq(padapter, NULL, NULL);
3663                         }
3664
3665                         if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
3666                                 /* todo: to issue two probe req??? */
3667                                 issue_probereq(padapter, NULL, NULL);
3668                                 /* msleep(SURVEY_TO>>1); */
3669                                 issue_probereq(padapter, NULL, NULL);
3670                         }
3671                 }
3672
3673                 set_survey_timer(pmlmeext, pmlmeext->chan_scan_time);
3674         } else {
3675
3676                 /*  20100721:Interrupt scan operation here. */
3677                 /*  For SW antenna diversity before link, it needs to switch to another antenna and scan again. */
3678                 /*  It compares the scan result and select better one to do connection. */
3679                 if (rtw_hal_antdiv_before_linked(padapter)) {
3680                         pmlmeext->sitesurvey_res.bss_cnt = 0;
3681                         pmlmeext->sitesurvey_res.channel_idx = -1;
3682                         pmlmeext->chan_scan_time = SURVEY_TO / 2;
3683                         set_survey_timer(pmlmeext, pmlmeext->chan_scan_time);
3684                         return;
3685                 }
3686
3687                 pmlmeext->sitesurvey_res.state = SCAN_COMPLETE;
3688
3689                 /* switch back to the original channel */
3690
3691                 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
3692
3693                 /* flush 4-AC Queue after site_survey */
3694                 /* val8 = 0; */
3695                 /* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
3696
3697                 /* config MSR */
3698                 Set_MSR(padapter, (pmlmeinfo->state & 0x3));
3699
3700                 initialgain = 0xff; /* restore RX GAIN */
3701                 rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
3702                 /* turn on dynamic functions */
3703                 Restore_DM_Func_Flag(padapter);
3704                 /* Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true); */
3705
3706                 if (is_client_associated_to_ap(padapter))
3707                         issue_nulldata(padapter, NULL, 0, 3, 500);
3708
3709                 val8 = 0; /* survey done */
3710                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
3711
3712                 report_surveydone_event(padapter);
3713
3714                 pmlmeext->chan_scan_time = SURVEY_TO;
3715                 pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
3716
3717                 issue_action_BSSCoexistPacket(padapter);
3718                 issue_action_BSSCoexistPacket(padapter);
3719                 issue_action_BSSCoexistPacket(padapter);
3720         }
3721         return;
3722 }
3723
3724 /* collect bss info from Beacon and Probe request/response frames. */
3725 u8 collect_bss_info(struct adapter *padapter, struct recv_frame *precv_frame, struct wlan_bssid_ex *bssid)
3726 {
3727         int     i;
3728         u32     len;
3729         u8 *p;
3730         u16 val16, subtype;
3731         u8 *pframe = precv_frame->rx_data;
3732         u32     packet_len = precv_frame->len;
3733         u8 ie_offset;
3734         struct registry_priv    *pregistrypriv = &padapter->registrypriv;
3735         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3736         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3737
3738         len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
3739
3740         if (len > MAX_IE_SZ)
3741                 return _FAIL;
3742
3743         memset(bssid, 0, sizeof(struct wlan_bssid_ex));
3744
3745         subtype = GetFrameSubType(pframe);
3746
3747         if (subtype == WIFI_BEACON) {
3748                 bssid->Reserved[0] = 1;
3749                 ie_offset = _BEACON_IE_OFFSET_;
3750         } else {
3751                 /*  FIXME : more type */
3752                 if (subtype == WIFI_PROBEREQ) {
3753                         ie_offset = _PROBEREQ_IE_OFFSET_;
3754                         bssid->Reserved[0] = 2;
3755                 } else if (subtype == WIFI_PROBERSP) {
3756                         ie_offset = _PROBERSP_IE_OFFSET_;
3757                         bssid->Reserved[0] = 3;
3758                 } else {
3759                         bssid->Reserved[0] = 0;
3760                         ie_offset = _FIXED_IE_LENGTH_;
3761                 }
3762         }
3763
3764         bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
3765
3766         /* below is to copy the information element */
3767         bssid->IELength = len;
3768         memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
3769
3770         /* get the signal strength in dBM.raw data */
3771         bssid->Rssi = precv_frame->attrib.phy_info.recvpower;
3772         bssid->PhyInfo.SignalQuality = precv_frame->attrib.phy_info.SignalQuality;/* in percentage */
3773         bssid->PhyInfo.SignalStrength = precv_frame->attrib.phy_info.SignalStrength;/* in percentage */
3774         rtw_hal_get_def_var(padapter, HAL_DEF_CURRENT_ANTENNA,  &bssid->PhyInfo.Optimum_antenna);
3775
3776         /*  checking SSID */
3777         p = rtw_get_ie(bssid->IEs + ie_offset, _SSID_IE_, &len, bssid->IELength - ie_offset);
3778         if (p == NULL) {
3779                 DBG_88E("marc: cannot find SSID for survey event\n");
3780                 return _FAIL;
3781         }
3782
3783         if (len) {
3784                 if (len > NDIS_802_11_LENGTH_SSID) {
3785                         DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
3786                         return _FAIL;
3787                 }
3788                 memcpy(bssid->Ssid.Ssid, (p + 2), len);
3789                 bssid->Ssid.SsidLength = len;
3790         } else {
3791                 bssid->Ssid.SsidLength = 0;
3792         }
3793
3794         memset(bssid->SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX);
3795
3796         /* checking rate info... */
3797         i = 0;
3798         p = rtw_get_ie(bssid->IEs + ie_offset, _SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
3799         if (p != NULL) {
3800                 if (len > NDIS_802_11_LENGTH_RATES_EX) {
3801                         DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
3802                         return _FAIL;
3803                 }
3804                 memcpy(bssid->SupportedRates, (p + 2), len);
3805                 i = len;
3806         }
3807
3808         p = rtw_get_ie(bssid->IEs + ie_offset, _EXT_SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
3809         if (p != NULL) {
3810                 if (len > (NDIS_802_11_LENGTH_RATES_EX-i)) {
3811                         DBG_88E("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
3812                         return _FAIL;
3813                 }
3814                 memcpy(bssid->SupportedRates + i, (p + 2), len);
3815         }
3816
3817         /* todo: */
3818         bssid->NetworkTypeInUse = Ndis802_11OFDM24;
3819
3820         if (bssid->IELength < 12)
3821                 return _FAIL;
3822
3823         /*  Checking for DSConfig */
3824         p = rtw_get_ie(bssid->IEs + ie_offset, _DSSET_IE_, &len, bssid->IELength - ie_offset);
3825
3826         bssid->Configuration.DSConfig = 0;
3827         bssid->Configuration.Length = 0;
3828
3829         if (p) {
3830                 bssid->Configuration.DSConfig = *(p + 2);
3831         } else {/*  In 5G, some ap do not have DSSET IE */
3832                 /*  checking HT info for channel */
3833                 p = rtw_get_ie(bssid->IEs + ie_offset, _HT_ADD_INFO_IE_, &len, bssid->IELength - ie_offset);
3834                 if (p) {
3835                         struct HT_info_element *HT_info = (struct HT_info_element *)(p + 2);
3836                         bssid->Configuration.DSConfig = HT_info->primary_channel;
3837                 } else { /*  use current channel */
3838                         bssid->Configuration.DSConfig = rtw_get_oper_ch(padapter);
3839                 }
3840         }
3841
3842         if (subtype == WIFI_PROBEREQ) {
3843                 /*  FIXME */
3844                 bssid->InfrastructureMode = Ndis802_11Infrastructure;
3845                 memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN);
3846                 bssid->Privacy = 1;
3847                 return _SUCCESS;
3848         }
3849
3850         bssid->Configuration.BeaconPeriod =
3851                 get_unaligned_le16(rtw_get_beacon_interval_from_ie(bssid->IEs));
3852
3853         val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
3854
3855         if (val16 & BIT(0)) {
3856                 bssid->InfrastructureMode = Ndis802_11Infrastructure;
3857                 memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN);
3858         } else {
3859                 bssid->InfrastructureMode = Ndis802_11IBSS;
3860                 memcpy(bssid->MacAddress, GetAddr3Ptr(pframe), ETH_ALEN);
3861         }
3862
3863         if (val16 & BIT(4))
3864                 bssid->Privacy = 1;
3865         else
3866                 bssid->Privacy = 0;
3867
3868         bssid->Configuration.ATIMWindow = 0;
3869
3870         /* 20/40 BSS Coexistence check */
3871         if ((pregistrypriv->wifi_spec == 1) && (!pmlmeinfo->bwmode_updated)) {
3872                 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3873                 p = rtw_get_ie(bssid->IEs + ie_offset, _HT_CAPABILITY_IE_, &len, bssid->IELength - ie_offset);
3874                 if (p && len > 0) {
3875                         struct HT_caps_element  *pHT_caps;
3876                         pHT_caps = (struct HT_caps_element *)(p + 2);
3877
3878                         if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info)&BIT(14))
3879                                 pmlmepriv->num_FortyMHzIntolerant++;
3880                 } else {
3881                         pmlmepriv->num_sta_no_ht++;
3882                 }
3883         }
3884
3885         /*  mark bss info receiving from nearby channel as SignalQuality 101 */
3886         if (bssid->Configuration.DSConfig != rtw_get_oper_ch(padapter))
3887                 bssid->PhyInfo.SignalQuality = 101;
3888         return _SUCCESS;
3889 }
3890
3891 void start_create_ibss(struct adapter *padapter)
3892 {
3893         unsigned short  caps;
3894         u8 val8;
3895         u8 join_type;
3896         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3897         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3898         struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
3899         pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
3900         pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
3901
3902         /* update wireless mode */
3903         update_wireless_mode(padapter);
3904
3905         /* update capability */
3906         caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
3907         update_capinfo(padapter, caps);
3908         if (caps&cap_IBSS) {/* adhoc master */
3909                 val8 = 0xcf;
3910                 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
3911
3912                 /* switch channel */
3913                 /* SelectChannel(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE); */
3914                 set_channel_bwmode(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
3915
3916                 beacon_timing_control(padapter);
3917
3918                 /* set msr to WIFI_FW_ADHOC_STATE */
3919                 pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
3920                 Set_MSR(padapter, (pmlmeinfo->state & 0x3));
3921
3922                 /* issue beacon */
3923                 if (send_beacon(padapter) == _FAIL) {
3924                         RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("issuing beacon frame fail....\n"));
3925
3926                         report_join_res(padapter, -1);
3927                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
3928                 } else {
3929                         rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, padapter->registrypriv.dev_network.MacAddress);
3930                         join_type = 0;
3931                         rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
3932
3933                         report_join_res(padapter, 1);
3934                         pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
3935                 }
3936         } else {
3937                 DBG_88E("start_create_ibss, invalid cap:%x\n", caps);
3938                 return;
3939         }
3940 }
3941
3942 void start_clnt_join(struct adapter *padapter)
3943 {
3944         unsigned short  caps;
3945         u8 val8;
3946         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
3947         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
3948         struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
3949         int beacon_timeout;
3950
3951         pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
3952         pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
3953
3954         /* update wireless mode */
3955         update_wireless_mode(padapter);
3956
3957         /* update capability */
3958         caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
3959         update_capinfo(padapter, caps);
3960         if (caps&cap_ESS) {
3961                 Set_MSR(padapter, WIFI_FW_STATION_STATE);
3962
3963                 val8 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
3964
3965                 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
3966
3967                 /* switch channel */
3968                 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
3969
3970                 /* here wait for receiving the beacon to start auth */
3971                 /* and enable a timer */
3972                 beacon_timeout = decide_wait_for_beacon_timeout(pmlmeinfo->bcn_interval);
3973                 set_link_timer(pmlmeext, beacon_timeout);
3974                 _set_timer(&padapter->mlmepriv.assoc_timer,
3975                            (REAUTH_TO * REAUTH_LIMIT) + (REASSOC_TO*REASSOC_LIMIT) + beacon_timeout);
3976
3977                 pmlmeinfo->state = WIFI_FW_AUTH_NULL | WIFI_FW_STATION_STATE;
3978         } else if (caps&cap_IBSS) { /* adhoc client */
3979                 Set_MSR(padapter, WIFI_FW_ADHOC_STATE);
3980
3981                 val8 = 0xcf;
3982                 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
3983
3984                 /* switch channel */
3985                 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
3986
3987                 beacon_timing_control(padapter);
3988
3989                 pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
3990
3991                 report_join_res(padapter, 1);
3992         } else {
3993                 return;
3994         }
3995 }
3996
3997 void start_clnt_auth(struct adapter *padapter)
3998 {
3999         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4000         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4001
4002         del_timer_sync(&pmlmeext->link_timer);
4003
4004         pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL);
4005         pmlmeinfo->state |= WIFI_FW_AUTH_STATE;
4006
4007         pmlmeinfo->auth_seq = 1;
4008         pmlmeinfo->reauth_count = 0;
4009         pmlmeinfo->reassoc_count = 0;
4010         pmlmeinfo->link_count = 0;
4011         pmlmeext->retry = 0;
4012
4013
4014         /*  Because of AP's not receiving deauth before */
4015         /*  AP may: 1)not response auth or 2)deauth us after link is complete */
4016         /*  issue deauth before issuing auth to deal with the situation */
4017         /*      Commented by Albert 2012/07/21 */
4018         /*      For the Win8 P2P connection, it will be hard to have a successful connection if this Wi-Fi doesn't connect to it. */
4019         issue_deauth(padapter, (&(pmlmeinfo->network))->MacAddress, WLAN_REASON_DEAUTH_LEAVING);
4020
4021         DBG_88E_LEVEL(_drv_info_, "start auth\n");
4022         issue_auth(padapter, NULL, 0);
4023
4024         set_link_timer(pmlmeext, REAUTH_TO);
4025 }
4026
4027
4028 void start_clnt_assoc(struct adapter *padapter)
4029 {
4030         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4031         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4032
4033         del_timer_sync(&pmlmeext->link_timer);
4034
4035         pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE));
4036         pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE);
4037
4038         issue_assocreq(padapter);
4039
4040         set_link_timer(pmlmeext, REASSOC_TO);
4041 }
4042
4043 unsigned int receive_disconnect(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
4044 {
4045         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4046         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4047
4048         /* check A3 */
4049         if (memcmp(MacAddr, get_my_bssid(&pmlmeinfo->network), ETH_ALEN))
4050                 return _SUCCESS;
4051
4052         DBG_88E("%s\n", __func__);
4053
4054         if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
4055                 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
4056                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
4057                         report_del_sta_event(padapter, MacAddr, reason);
4058                 } else if (pmlmeinfo->state & WIFI_FW_LINKING_STATE) {
4059                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
4060                         report_join_res(padapter, -2);
4061                 }
4062         }
4063         return _SUCCESS;
4064 }
4065
4066 static void process_80211d(struct adapter *padapter, struct wlan_bssid_ex *bssid)
4067 {
4068         struct registry_priv *pregistrypriv;
4069         struct mlme_ext_priv *pmlmeext;
4070         struct rt_channel_info *chplan_new;
4071         u8 channel;
4072         u8 i;
4073
4074         pregistrypriv = &padapter->registrypriv;
4075         pmlmeext = &padapter->mlmeextpriv;
4076
4077         /*  Adjust channel plan by AP Country IE */
4078         if (pregistrypriv->enable80211d &&
4079             (!pmlmeext->update_channel_plan_by_ap_done)) {
4080                 u8 *ie, *p;
4081                 u32 len;
4082                 struct rt_channel_plan chplan_ap;
4083                 struct rt_channel_info chplan_sta[MAX_CHANNEL_NUM];
4084                 u8 country[4];
4085                 u8 fcn; /*  first channel number */
4086                 u8 noc; /*  number of channel */
4087                 u8 j, k;
4088
4089                 ie = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _COUNTRY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
4090                 if (!ie)
4091                         return;
4092                 if (len < 6)
4093                         return;
4094                 ie += 2;
4095                 p = ie;
4096                 ie += len;
4097
4098                 memset(country, 0, 4);
4099                 memcpy(country, p, 3);
4100                 p += 3;
4101                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
4102                          ("%s: 802.11d country =%s\n", __func__, country));
4103
4104                 i = 0;
4105                 while ((ie - p) >= 3) {
4106                         fcn = *(p++);
4107                         noc = *(p++);
4108                         p++;
4109
4110                         for (j = 0; j < noc; j++) {
4111                                 if (fcn <= 14)
4112                                         channel = fcn + j; /*  2.4 GHz */
4113                                 else
4114                                         channel = fcn + j*4; /*  5 GHz */
4115
4116                                 chplan_ap.Channel[i++] = channel;
4117                         }
4118                 }
4119                 chplan_ap.Len = i;
4120
4121                 memcpy(chplan_sta, pmlmeext->channel_set, sizeof(chplan_sta));
4122
4123                 memset(pmlmeext->channel_set, 0, sizeof(pmlmeext->channel_set));
4124                 chplan_new = pmlmeext->channel_set;
4125
4126                 i = 0;
4127                 j = 0;
4128                 k = 0;
4129                 if (pregistrypriv->wireless_mode & WIRELESS_11G) {
4130                         do {
4131                                 if ((i == MAX_CHANNEL_NUM) ||
4132                                     (chplan_sta[i].ChannelNum == 0) ||
4133                                     (chplan_sta[i].ChannelNum > 14))
4134                                         break;
4135
4136                                 if ((j == chplan_ap.Len) || (chplan_ap.Channel[j] > 14))
4137                                         break;
4138
4139                                 if (chplan_sta[i].ChannelNum == chplan_ap.Channel[j]) {
4140                                         chplan_new[k].ChannelNum = chplan_ap.Channel[j];
4141                                         chplan_new[k].ScanType = SCAN_ACTIVE;
4142                                         i++;
4143                                         j++;
4144                                         k++;
4145                                 } else if (chplan_sta[i].ChannelNum < chplan_ap.Channel[j]) {
4146                                         chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
4147                                         chplan_new[k].ScanType = SCAN_PASSIVE;
4148                                         i++;
4149                                         k++;
4150                                 } else if (chplan_sta[i].ChannelNum > chplan_ap.Channel[j]) {
4151                                         chplan_new[k].ChannelNum = chplan_ap.Channel[j];
4152                                         chplan_new[k].ScanType = SCAN_ACTIVE;
4153                                         j++;
4154                                         k++;
4155                                 }
4156                         } while (1);
4157
4158                         /*  change AP not support channel to Passive scan */
4159                         while ((i < MAX_CHANNEL_NUM) &&
4160                                (chplan_sta[i].ChannelNum != 0) &&
4161                                (chplan_sta[i].ChannelNum <= 14)) {
4162                                 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
4163                                 chplan_new[k].ScanType = SCAN_PASSIVE;
4164                                 i++;
4165                                 k++;
4166                         }
4167
4168                         /*  add channel AP supported */
4169                         while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) {
4170                                 chplan_new[k].ChannelNum = chplan_ap.Channel[j];
4171                                 chplan_new[k].ScanType = SCAN_ACTIVE;
4172                                 j++;
4173                                 k++;
4174                         }
4175                 } else {
4176                         /*  keep original STA 2.4G channel plan */
4177                         while ((i < MAX_CHANNEL_NUM) &&
4178                                (chplan_sta[i].ChannelNum != 0) &&
4179                                (chplan_sta[i].ChannelNum <= 14)) {
4180                                 chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
4181                                 chplan_new[k].ScanType = chplan_sta[i].ScanType;
4182                                 i++;
4183                                 k++;
4184                         }
4185
4186                         /*  skip AP 2.4G channel plan */
4187                         while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14))
4188                                 j++;
4189                 }
4190
4191                 /*  keep original STA 5G channel plan */
4192                 while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) {
4193                         chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
4194                         chplan_new[k].ScanType = chplan_sta[i].ScanType;
4195                         i++;
4196                         k++;
4197                 }
4198
4199                 pmlmeext->update_channel_plan_by_ap_done = 1;
4200         }
4201
4202         /*  If channel is used by AP, set channel scan type to active */
4203         channel = bssid->Configuration.DSConfig;
4204         chplan_new = pmlmeext->channel_set;
4205         i = 0;
4206         while ((i < MAX_CHANNEL_NUM) && (chplan_new[i].ChannelNum != 0)) {
4207                 if (chplan_new[i].ChannelNum == channel) {
4208                         if (chplan_new[i].ScanType == SCAN_PASSIVE) {
4209                                 chplan_new[i].ScanType = SCAN_ACTIVE;
4210                                 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
4211                                          ("%s: change channel %d scan type from passive to active\n",
4212                                          __func__, channel));
4213                         }
4214                         break;
4215                 }
4216                 i++;
4217         }
4218 }
4219
4220 /****************************************************************************
4221
4222 Following are the functions to report events
4223
4224 *****************************************************************************/
4225
4226 void report_survey_event(struct adapter *padapter,
4227                          struct recv_frame *precv_frame)
4228 {
4229         struct cmd_obj *pcmd_obj;
4230         u8 *pevtcmd;
4231         u32 cmdsz;
4232         struct survey_event     *psurvey_evt;
4233         struct C2HEvent_Header *pc2h_evt_hdr;
4234         struct mlme_ext_priv *pmlmeext;
4235         struct cmd_priv *pcmdpriv;
4236
4237         if (!padapter)
4238                 return;
4239
4240         pmlmeext = &padapter->mlmeextpriv;
4241         pcmdpriv = &padapter->cmdpriv;
4242
4243
4244         pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4245         if (pcmd_obj == NULL)
4246                 return;
4247
4248         cmdsz = (sizeof(struct survey_event) + sizeof(struct C2HEvent_Header));
4249         pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4250         if (pevtcmd == NULL) {
4251                 kfree(pcmd_obj);
4252                 return;
4253         }
4254
4255         INIT_LIST_HEAD(&pcmd_obj->list);
4256
4257         pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4258         pcmd_obj->cmdsz = cmdsz;
4259         pcmd_obj->parmbuf = pevtcmd;
4260
4261         pcmd_obj->rsp = NULL;
4262         pcmd_obj->rspsz  = 0;
4263
4264         pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4265         pc2h_evt_hdr->len = sizeof(struct survey_event);
4266         pc2h_evt_hdr->ID = GEN_EVT_CODE(_Survey);
4267         pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4268
4269         psurvey_evt = (struct survey_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4270
4271         if (collect_bss_info(padapter, precv_frame, (struct wlan_bssid_ex *)&psurvey_evt->bss) == _FAIL) {
4272                 kfree(pcmd_obj);
4273                 kfree(pevtcmd);
4274                 return;
4275         }
4276
4277         process_80211d(padapter, &psurvey_evt->bss);
4278
4279         rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4280
4281         pmlmeext->sitesurvey_res.bss_cnt++;
4282
4283         return;
4284 }
4285
4286 void report_surveydone_event(struct adapter *padapter)
4287 {
4288         struct cmd_obj *pcmd_obj;
4289         u8 *pevtcmd;
4290         u32 cmdsz;
4291         struct surveydone_event *psurveydone_evt;
4292         struct C2HEvent_Header  *pc2h_evt_hdr;
4293         struct mlme_ext_priv            *pmlmeext = &padapter->mlmeextpriv;
4294         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4295
4296         pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4297         if (pcmd_obj == NULL)
4298                 return;
4299
4300         cmdsz = (sizeof(struct surveydone_event) + sizeof(struct C2HEvent_Header));
4301         pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4302         if (pevtcmd == NULL) {
4303                 kfree(pcmd_obj);
4304                 return;
4305         }
4306
4307         INIT_LIST_HEAD(&pcmd_obj->list);
4308
4309         pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4310         pcmd_obj->cmdsz = cmdsz;
4311         pcmd_obj->parmbuf = pevtcmd;
4312
4313         pcmd_obj->rsp = NULL;
4314         pcmd_obj->rspsz  = 0;
4315
4316         pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4317         pc2h_evt_hdr->len = sizeof(struct surveydone_event);
4318         pc2h_evt_hdr->ID = GEN_EVT_CODE(_SurveyDone);
4319         pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4320
4321         psurveydone_evt = (struct surveydone_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4322         psurveydone_evt->bss_cnt = pmlmeext->sitesurvey_res.bss_cnt;
4323
4324         DBG_88E("survey done event(%x)\n", psurveydone_evt->bss_cnt);
4325
4326         rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4327
4328         return;
4329 }
4330
4331 void report_join_res(struct adapter *padapter, int res)
4332 {
4333         struct cmd_obj *pcmd_obj;
4334         u8 *pevtcmd;
4335         u32 cmdsz;
4336         struct joinbss_event            *pjoinbss_evt;
4337         struct C2HEvent_Header  *pc2h_evt_hdr;
4338         struct mlme_ext_priv            *pmlmeext = &padapter->mlmeextpriv;
4339         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4340         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4341
4342         pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4343         if (pcmd_obj == NULL)
4344                 return;
4345
4346         cmdsz = (sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header));
4347         pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4348         if (pevtcmd == NULL) {
4349                 kfree(pcmd_obj);
4350                 return;
4351         }
4352
4353         INIT_LIST_HEAD(&pcmd_obj->list);
4354
4355         pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4356         pcmd_obj->cmdsz = cmdsz;
4357         pcmd_obj->parmbuf = pevtcmd;
4358
4359         pcmd_obj->rsp = NULL;
4360         pcmd_obj->rspsz  = 0;
4361
4362         pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4363         pc2h_evt_hdr->len = sizeof(struct joinbss_event);
4364         pc2h_evt_hdr->ID = GEN_EVT_CODE(_JoinBss);
4365         pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4366
4367         pjoinbss_evt = (struct joinbss_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4368         memcpy((unsigned char *)(&(pjoinbss_evt->network.network)), &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
4369         pjoinbss_evt->network.join_res  = res;
4370         pjoinbss_evt->network.aid = res;
4371
4372         DBG_88E("report_join_res(%d)\n", res);
4373
4374
4375         rtw_joinbss_event_prehandle(padapter, (u8 *)&pjoinbss_evt->network);
4376
4377
4378         rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4379
4380         return;
4381 }
4382
4383 void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
4384 {
4385         struct cmd_obj *pcmd_obj;
4386         u8 *pevtcmd;
4387         u32 cmdsz;
4388         struct sta_info *psta;
4389         int     mac_id;
4390         struct stadel_event                     *pdel_sta_evt;
4391         struct C2HEvent_Header  *pc2h_evt_hdr;
4392         struct mlme_ext_priv            *pmlmeext = &padapter->mlmeextpriv;
4393         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4394
4395         pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4396         if (pcmd_obj == NULL)
4397                 return;
4398
4399         cmdsz = (sizeof(struct stadel_event) + sizeof(struct C2HEvent_Header));
4400         pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4401         if (pevtcmd == NULL) {
4402                 kfree(pcmd_obj);
4403                 return;
4404         }
4405
4406         INIT_LIST_HEAD(&pcmd_obj->list);
4407
4408         pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4409         pcmd_obj->cmdsz = cmdsz;
4410         pcmd_obj->parmbuf = pevtcmd;
4411
4412         pcmd_obj->rsp = NULL;
4413         pcmd_obj->rspsz  = 0;
4414
4415         pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4416         pc2h_evt_hdr->len = sizeof(struct stadel_event);
4417         pc2h_evt_hdr->ID = GEN_EVT_CODE(_DelSTA);
4418         pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4419
4420         pdel_sta_evt = (struct stadel_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4421         memcpy((unsigned char *)(&(pdel_sta_evt->macaddr)), MacAddr, ETH_ALEN);
4422         memcpy((unsigned char *)(pdel_sta_evt->rsvd), (unsigned char *)(&reason), 2);
4423
4424
4425         psta = rtw_get_stainfo(&padapter->stapriv, MacAddr);
4426         if (psta)
4427                 mac_id = (int)psta->mac_id;
4428         else
4429                 mac_id = (-1);
4430
4431         pdel_sta_evt->mac_id = mac_id;
4432
4433         DBG_88E("report_del_sta_event: delete STA, mac_id =%d\n", mac_id);
4434
4435         rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4436
4437         return;
4438 }
4439
4440 void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int cam_idx)
4441 {
4442         struct cmd_obj *pcmd_obj;
4443         u8 *pevtcmd;
4444         u32 cmdsz;
4445         struct stassoc_event            *padd_sta_evt;
4446         struct C2HEvent_Header  *pc2h_evt_hdr;
4447         struct mlme_ext_priv            *pmlmeext = &padapter->mlmeextpriv;
4448         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
4449
4450         pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4451         if (pcmd_obj == NULL)
4452                 return;
4453
4454         cmdsz = (sizeof(struct stassoc_event) + sizeof(struct C2HEvent_Header));
4455         pevtcmd = kzalloc(cmdsz, GFP_KERNEL);
4456         if (pevtcmd == NULL) {
4457                 kfree(pcmd_obj);
4458                 return;
4459         }
4460
4461         INIT_LIST_HEAD(&pcmd_obj->list);
4462
4463         pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
4464         pcmd_obj->cmdsz = cmdsz;
4465         pcmd_obj->parmbuf = pevtcmd;
4466
4467         pcmd_obj->rsp = NULL;
4468         pcmd_obj->rspsz  = 0;
4469
4470         pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
4471         pc2h_evt_hdr->len = sizeof(struct stassoc_event);
4472         pc2h_evt_hdr->ID = GEN_EVT_CODE(_AddSTA);
4473         pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
4474
4475         padd_sta_evt = (struct stassoc_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
4476         memcpy((unsigned char *)(&(padd_sta_evt->macaddr)), MacAddr, ETH_ALEN);
4477         padd_sta_evt->cam_id = cam_idx;
4478
4479         DBG_88E("report_add_sta_event: add STA\n");
4480
4481         rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
4482
4483         return;
4484 }
4485
4486
4487 /****************************************************************************
4488
4489 Following are the event callback functions
4490
4491 *****************************************************************************/
4492
4493 /* for sta/adhoc mode */
4494 void update_sta_info(struct adapter *padapter, struct sta_info *psta)
4495 {
4496         struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
4497         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4498         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4499
4500         /* ERP */
4501         VCS_update(padapter, psta);
4502
4503         /* HT */
4504         if (pmlmepriv->htpriv.ht_option) {
4505                 psta->htpriv.ht_option = true;
4506
4507                 psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable;
4508
4509                 if (support_short_GI(padapter, &(pmlmeinfo->HT_caps)))
4510                         psta->htpriv.sgi = true;
4511
4512                 psta->qos_option = true;
4513         } else {
4514                 psta->htpriv.ht_option = false;
4515
4516                 psta->htpriv.ampdu_enable = false;
4517
4518                 psta->htpriv.sgi = false;
4519                 psta->qos_option = false;
4520         }
4521         psta->htpriv.bwmode = pmlmeext->cur_bwmode;
4522         psta->htpriv.ch_offset = pmlmeext->cur_ch_offset;
4523
4524         psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
4525         psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
4526
4527         /* QoS */
4528         if (pmlmepriv->qospriv.qos_option)
4529                 psta->qos_option = true;
4530
4531
4532         psta->state = _FW_LINKED;
4533 }
4534
4535 void mlmeext_joinbss_event_callback(struct adapter *padapter, int join_res)
4536 {
4537         struct sta_info         *psta, *psta_bmc;
4538         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4539         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4540         struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
4541         struct sta_priv         *pstapriv = &padapter->stapriv;
4542         u8 join_type;
4543         u16 media_status;
4544
4545         if (join_res < 0) {
4546                 join_type = 1;
4547                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4548                 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
4549
4550                 /* restore to initial setting. */
4551                 update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
4552
4553                 goto exit_mlmeext_joinbss_event_callback;
4554         }
4555
4556         if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
4557                 /* for bc/mc */
4558                 psta_bmc = rtw_get_bcmc_stainfo(padapter);
4559                 if (psta_bmc) {
4560                         pmlmeinfo->FW_sta_info[psta_bmc->mac_id].psta = psta_bmc;
4561                         update_bmc_sta_support_rate(padapter, psta_bmc->mac_id);
4562                         Update_RA_Entry(padapter, psta_bmc->mac_id);
4563                 }
4564         }
4565
4566
4567         /* turn on dynamic functions */
4568         Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
4569
4570         /*  update IOT-related issue */
4571         update_IOT_info(padapter);
4572
4573         rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, cur_network->SupportedRates);
4574
4575         /* BCN interval */
4576         rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&pmlmeinfo->bcn_interval));
4577
4578         /* update capability */
4579         update_capinfo(padapter, pmlmeinfo->capability);
4580
4581         /* WMM, Update EDCA param */
4582         WMMOnAssocRsp(padapter);
4583
4584         /* HT */
4585         HTOnAssocRsp(padapter);
4586
4587         set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
4588
4589         psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
4590         if (psta) { /* only for infra. mode */
4591                 pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
4592
4593                 psta->wireless_mode = pmlmeext->cur_wireless_mode;
4594
4595                 /* set per sta rate after updating HT cap. */
4596                 set_sta_rate(padapter, psta);
4597                 rtw_hal_set_hwreg(padapter, HW_VAR_TX_RPT_MAX_MACID, (u8 *)&psta->mac_id);
4598                 media_status = (psta->mac_id<<8)|1; /*   MACID|OPMODE: 1 means connect */
4599                 rtw_hal_set_hwreg(padapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
4600         }
4601
4602         join_type = 2;
4603         rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4604
4605         if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
4606                 /*  correcting TSF */
4607                 correct_TSF(padapter, pmlmeext);
4608         }
4609         rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_CONNECT, 0);
4610
4611 exit_mlmeext_joinbss_event_callback:
4612
4613         DBG_88E("=>%s\n", __func__);
4614 }
4615
4616 void mlmeext_sta_add_event_callback(struct adapter *padapter, struct sta_info *psta)
4617 {
4618         struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
4619         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4620         u8 join_type;
4621
4622         DBG_88E("%s\n", __func__);
4623
4624         if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
4625                 if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {/* adhoc master or sta_count>1 */
4626                         /* nothing to do */
4627                 } else { /* adhoc client */
4628                         /*  correcting TSF */
4629                         correct_TSF(padapter, pmlmeext);
4630
4631                         /* start beacon */
4632                         if (send_beacon(padapter) == _FAIL) {
4633                                 pmlmeinfo->FW_sta_info[psta->mac_id].status = 0;
4634                                 pmlmeinfo->state ^= WIFI_FW_ADHOC_STATE;
4635                                 return;
4636                         }
4637                         pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
4638                 }
4639
4640                 join_type = 2;
4641                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
4642         }
4643
4644         pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
4645
4646         /* rate radaptive */
4647         Update_RA_Entry(padapter, psta->mac_id);
4648
4649         /* update adhoc sta_info */
4650         update_sta_info(padapter, psta);
4651 }
4652
4653 void mlmeext_sta_del_event_callback(struct adapter *padapter)
4654 {
4655         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4656         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4657
4658         if (is_client_associated_to_ap(padapter) || is_IBSS_empty(padapter)) {
4659                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
4660                 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
4661
4662                 /* restore to initial setting. */
4663                 update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
4664
4665                 /* switch to the 20M Hz mode after disconnect */
4666                 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
4667                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
4668
4669                 /* SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset); */
4670                 set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
4671
4672
4673                 flush_all_cam_entry(padapter);
4674
4675                 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4676
4677                 /* set MSR to no link state -> infra. mode */
4678                 Set_MSR(padapter, _HW_STATE_STATION_);
4679
4680                 del_timer_sync(&pmlmeext->link_timer);
4681         }
4682 }
4683
4684 /****************************************************************************
4685
4686 Following are the functions for the timer handlers
4687
4688 *****************************************************************************/
4689 void _linked_rx_signal_strehgth_display(struct adapter *padapter);
4690 void _linked_rx_signal_strehgth_display(struct adapter *padapter)
4691 {
4692         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4693       struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4694         u8 mac_id;
4695         int UndecoratedSmoothedPWDB;
4696         if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
4697                 mac_id = 0;
4698         else if ((pmlmeinfo->state&0x03) == _HW_STATE_AP_)
4699                 mac_id = 2;
4700
4701         rtw_hal_get_def_var(padapter, HW_DEF_RA_INFO_DUMP, &mac_id);
4702
4703         rtw_hal_get_def_var(padapter, HAL_DEF_UNDERCORATEDSMOOTHEDPWDB, &UndecoratedSmoothedPWDB);
4704         DBG_88E("UndecoratedSmoothedPWDB:%d\n", UndecoratedSmoothedPWDB);
4705 }
4706
4707 static u8 chk_ap_is_alive(struct adapter *padapter, struct sta_info *psta)
4708 {
4709         u8 ret = false;
4710
4711         if ((sta_rx_data_pkts(psta) == sta_last_rx_data_pkts(psta)) &&
4712             sta_rx_beacon_pkts(psta) == sta_last_rx_beacon_pkts(psta) &&
4713             sta_rx_probersp_pkts(psta) == sta_last_rx_probersp_pkts(psta))
4714                 ret = false;
4715         else
4716                 ret = true;
4717
4718         sta_update_last_rx_pkts(psta);
4719
4720         return ret;
4721 }
4722
4723 void linked_status_chk(struct adapter *padapter)
4724 {
4725         u32     i;
4726         struct sta_info         *psta;
4727         struct xmit_priv                *pxmitpriv = &(padapter->xmitpriv);
4728         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4729         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4730         struct sta_priv         *pstapriv = &padapter->stapriv;
4731
4732         if (padapter->bRxRSSIDisplay)
4733                 _linked_rx_signal_strehgth_display(padapter);
4734
4735         if (is_client_associated_to_ap(padapter)) {
4736                 /* linked infrastructure client mode */
4737
4738                 int tx_chk = _SUCCESS, rx_chk = _SUCCESS;
4739                 int rx_chk_limit;
4740
4741                 rx_chk_limit = 4;
4742                 psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress);
4743                 if (psta != NULL) {
4744                         bool is_p2p_enable = false;
4745
4746                         if (!chk_ap_is_alive(padapter, psta))
4747                                 rx_chk = _FAIL;
4748
4749                         if (pxmitpriv->last_tx_pkts == pxmitpriv->tx_pkts)
4750                                 tx_chk = _FAIL;
4751
4752                         if (pmlmeext->active_keep_alive_check && (rx_chk == _FAIL || tx_chk == _FAIL)) {
4753                                 u8 backup_oper_channel = 0;
4754
4755                                 /* switch to correct channel of current network  before issue keep-alive frames */
4756                                 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
4757                                         backup_oper_channel = rtw_get_oper_ch(padapter);
4758                                         SelectChannel(padapter, pmlmeext->cur_channel);
4759                                 }
4760
4761                                 if (rx_chk != _SUCCESS)
4762                                         issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, psta->hwaddr, 3, 1);
4763
4764                                 if ((tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) || rx_chk != _SUCCESS) {
4765                                         tx_chk = issue_nulldata(padapter, psta->hwaddr, 0, 3, 1);
4766                                         /* if tx acked and p2p disabled, set rx_chk _SUCCESS to reset retry count */
4767                                         if (tx_chk == _SUCCESS && !is_p2p_enable)
4768                                                 rx_chk = _SUCCESS;
4769                                 }
4770
4771                                 /* back to the original operation channel */
4772                                 if (backup_oper_channel > 0)
4773                                         SelectChannel(padapter, backup_oper_channel);
4774                         } else {
4775                                 if (rx_chk != _SUCCESS) {
4776                                         if (pmlmeext->retry == 0) {
4777                                                 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4778                                                 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4779                                                 issue_probereq(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress);
4780                                         }
4781                                 }
4782
4783                                 if (tx_chk != _SUCCESS && pmlmeinfo->link_count++ == 0xf) {
4784                                         tx_chk = issue_nulldata(padapter, NULL, 0, 1, 0);
4785                                 }
4786                         }
4787
4788                         if (rx_chk == _FAIL) {
4789                                 pmlmeext->retry++;
4790                                 if (pmlmeext->retry > rx_chk_limit) {
4791                                         DBG_88E_LEVEL(_drv_always_, FUNC_ADPT_FMT" disconnect or roaming\n",
4792                                                       FUNC_ADPT_ARG(padapter));
4793                                         receive_disconnect(padapter, pmlmeinfo->network.MacAddress,
4794                                                            WLAN_REASON_EXPIRATION_CHK);
4795                                         return;
4796                                 }
4797                         } else {
4798                                 pmlmeext->retry = 0;
4799                         }
4800
4801                         if (tx_chk == _FAIL) {
4802                                 pmlmeinfo->link_count &= 0xf;
4803                         } else {
4804                                 pxmitpriv->last_tx_pkts = pxmitpriv->tx_pkts;
4805                                 pmlmeinfo->link_count = 0;
4806                         }
4807                 } /* end of if ((psta = rtw_get_stainfo(pstapriv, passoc_res->network.MacAddress)) != NULL) */
4808         } else if (is_client_associated_to_ibss(padapter)) {
4809                 /* linked IBSS mode */
4810                 /* for each assoc list entry to check the rx pkt counter */
4811                 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
4812                         if (pmlmeinfo->FW_sta_info[i].status == 1) {
4813                                 psta = pmlmeinfo->FW_sta_info[i].psta;
4814
4815                                 if (NULL == psta)
4816                                         continue;
4817                                 if (pmlmeinfo->FW_sta_info[i].rx_pkt == sta_rx_pkts(psta)) {
4818                                         if (pmlmeinfo->FW_sta_info[i].retry < 3) {
4819                                                 pmlmeinfo->FW_sta_info[i].retry++;
4820                                         } else {
4821                                                 pmlmeinfo->FW_sta_info[i].retry = 0;
4822                                                 pmlmeinfo->FW_sta_info[i].status = 0;
4823                                                 report_del_sta_event(padapter, psta->hwaddr
4824                                                         , 65535/*  indicate disconnect caused by no rx */
4825                                         );
4826                                         }
4827                                 } else {
4828                                         pmlmeinfo->FW_sta_info[i].retry = 0;
4829                                         pmlmeinfo->FW_sta_info[i].rx_pkt = (u32)sta_rx_pkts(psta);
4830                                 }
4831                         }
4832                 }
4833         }
4834 }
4835
4836 void survey_timer_hdl(struct adapter *padapter)
4837 {
4838         struct cmd_obj  *ph2c;
4839         struct sitesurvey_parm  *psurveyPara;
4840         struct cmd_priv                                 *pcmdpriv = &padapter->cmdpriv;
4841         struct mlme_ext_priv            *pmlmeext = &padapter->mlmeextpriv;
4842
4843         /* issue rtw_sitesurvey_cmd */
4844         if (pmlmeext->sitesurvey_res.state > SCAN_START) {
4845                 if (pmlmeext->sitesurvey_res.state ==  SCAN_PROCESS)
4846                         pmlmeext->sitesurvey_res.channel_idx++;
4847
4848                 if (pmlmeext->scan_abort) {
4849                         pmlmeext->sitesurvey_res.channel_idx = pmlmeext->sitesurvey_res.ch_num;
4850                         DBG_88E("%s idx:%d\n", __func__
4851                                 , pmlmeext->sitesurvey_res.channel_idx);
4852
4853                         pmlmeext->scan_abort = false;/* reset */
4854                 }
4855
4856                 ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
4857                 if (ph2c == NULL)
4858                         goto exit_survey_timer_hdl;
4859
4860                 psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_KERNEL);
4861                 if (psurveyPara == NULL) {
4862                         kfree(ph2c);
4863                         goto exit_survey_timer_hdl;
4864                 }
4865
4866                 init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara, GEN_CMD_CODE(_SiteSurvey));
4867                 rtw_enqueue_cmd(pcmdpriv, ph2c);
4868         }
4869
4870
4871 exit_survey_timer_hdl:
4872         return;
4873 }
4874
4875 void link_timer_hdl(struct adapter *padapter)
4876 {
4877         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4878         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4879
4880         if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
4881                 DBG_88E("link_timer_hdl:no beacon while connecting\n");
4882                 pmlmeinfo->state = WIFI_FW_NULL_STATE;
4883                 report_join_res(padapter, -3);
4884         } else if (pmlmeinfo->state & WIFI_FW_AUTH_STATE) {
4885                 /* re-auth timer */
4886                 if (++pmlmeinfo->reauth_count > REAUTH_LIMIT) {
4887                         pmlmeinfo->state = 0;
4888                         report_join_res(padapter, -1);
4889                         return;
4890                 }
4891
4892                 DBG_88E("link_timer_hdl: auth timeout and try again\n");
4893                 pmlmeinfo->auth_seq = 1;
4894                 issue_auth(padapter, NULL, 0);
4895                 set_link_timer(pmlmeext, REAUTH_TO);
4896         } else if (pmlmeinfo->state & WIFI_FW_ASSOC_STATE) {
4897                 /* re-assoc timer */
4898                 if (++pmlmeinfo->reassoc_count > REASSOC_LIMIT) {
4899                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
4900                         report_join_res(padapter, -2);
4901                         return;
4902                 }
4903
4904                 DBG_88E("link_timer_hdl: assoc timeout and try again\n");
4905                 issue_assocreq(padapter);
4906                 set_link_timer(pmlmeext, REASSOC_TO);
4907         }
4908         return;
4909 }
4910
4911 void addba_timer_hdl(struct sta_info *psta)
4912 {
4913         struct ht_priv  *phtpriv;
4914
4915         if (!psta)
4916                 return;
4917
4918         phtpriv = &psta->htpriv;
4919
4920         if ((phtpriv->ht_option) && (phtpriv->ampdu_enable)) {
4921                 if (phtpriv->candidate_tid_bitmap)
4922                         phtpriv->candidate_tid_bitmap = 0x0;
4923         }
4924 }
4925
4926 u8 NULL_hdl(struct adapter *padapter, u8 *pbuf)
4927 {
4928         return H2C_SUCCESS;
4929 }
4930
4931 u8 setopmode_hdl(struct adapter *padapter, u8 *pbuf)
4932 {
4933         u8 type;
4934         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4935         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4936         struct setopmode_parm *psetop = (struct setopmode_parm *)pbuf;
4937
4938         if (psetop->mode == Ndis802_11APMode) {
4939                 pmlmeinfo->state = WIFI_FW_AP_STATE;
4940                 type = _HW_STATE_AP_;
4941         } else if (psetop->mode == Ndis802_11Infrastructure) {
4942                 pmlmeinfo->state &= ~(BIT(0)|BIT(1));/*  clear state */
4943                 pmlmeinfo->state |= WIFI_FW_STATION_STATE;/* set to     STATION_STATE */
4944                 type = _HW_STATE_STATION_;
4945         } else if (psetop->mode == Ndis802_11IBSS) {
4946                 type = _HW_STATE_ADHOC_;
4947         } else {
4948                 type = _HW_STATE_NOLINK_;
4949         }
4950
4951         rtw_hal_set_hwreg(padapter, HW_VAR_SET_OPMODE, (u8 *)(&type));
4952         /* Set_NETYPE0_MSR(padapter, type); */
4953
4954         return H2C_SUCCESS;
4955 }
4956
4957 u8 createbss_hdl(struct adapter *padapter, u8 *pbuf)
4958 {
4959         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
4960         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
4961         struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
4962         struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
4963         /* u32  initialgain; */
4964
4965
4966         if (pparm->InfrastructureMode == Ndis802_11APMode) {
4967 #ifdef CONFIG_88EU_AP_MODE
4968
4969                 if (pmlmeinfo->state == WIFI_FW_AP_STATE) {
4970                         /* todo: */
4971                         return H2C_SUCCESS;
4972                 }
4973 #endif
4974         }
4975
4976         /* below is for ad-hoc master */
4977         if (pparm->InfrastructureMode == Ndis802_11IBSS) {
4978                 rtw_joinbss_reset(padapter);
4979
4980                 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
4981                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
4982                 pmlmeinfo->ERP_enable = 0;
4983                 pmlmeinfo->WMM_enable = 0;
4984                 pmlmeinfo->HT_enable = 0;
4985                 pmlmeinfo->HT_caps_enable = 0;
4986                 pmlmeinfo->HT_info_enable = 0;
4987                 pmlmeinfo->agg_enable_bitmap = 0;
4988                 pmlmeinfo->candidate_tid_bitmap = 0;
4989
4990                 /* disable dynamic functions, such as high power, DIG */
4991                 Save_DM_Func_Flag(padapter);
4992                 Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
4993
4994                 /* config the initial gain under linking, need to write the BB registers */
4995                 /* initialgain = 0x1E; */
4996                 /* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */
4997
4998                 /* cancel link timer */
4999                 del_timer_sync(&pmlmeext->link_timer);
5000
5001                 /* clear CAM */
5002                 flush_all_cam_entry(padapter);
5003
5004                 memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
5005                 pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
5006
5007                 if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
5008                         return H2C_PARAMETERS_ERROR;
5009
5010                 memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
5011
5012                 start_create_ibss(padapter);
5013         }
5014
5015         return H2C_SUCCESS;
5016 }
5017
5018 u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf)
5019 {
5020         u8 join_type;
5021         struct ndis_802_11_var_ie *pIE;
5022         struct registry_priv    *pregpriv = &padapter->registrypriv;
5023         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5024         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5025         struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
5026         struct wlan_bssid_ex *pparm = (struct wlan_bssid_ex *)pbuf;
5027         u32 i;
5028
5029         /* check already connecting to AP or not */
5030         if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
5031                 if (pmlmeinfo->state & WIFI_FW_STATION_STATE)
5032                         issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, 5, 100);
5033
5034                 pmlmeinfo->state = WIFI_FW_NULL_STATE;
5035
5036                 /* clear CAM */
5037                 flush_all_cam_entry(padapter);
5038
5039                 del_timer_sync(&pmlmeext->link_timer);
5040
5041                 /* set MSR to nolink -> infra. mode */
5042                 Set_MSR(padapter, _HW_STATE_STATION_);
5043
5044
5045                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
5046         }
5047
5048         rtw_antenna_select_cmd(padapter, pparm->PhyInfo.Optimum_antenna, false);
5049
5050         rtw_joinbss_reset(padapter);
5051
5052         pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
5053         pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5054         pmlmeinfo->ERP_enable = 0;
5055         pmlmeinfo->WMM_enable = 0;
5056         pmlmeinfo->HT_enable = 0;
5057         pmlmeinfo->HT_caps_enable = 0;
5058         pmlmeinfo->HT_info_enable = 0;
5059         pmlmeinfo->agg_enable_bitmap = 0;
5060         pmlmeinfo->candidate_tid_bitmap = 0;
5061         pmlmeinfo->bwmode_updated = false;
5062
5063         memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
5064         pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
5065
5066         if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
5067                 return H2C_PARAMETERS_ERROR;
5068
5069         memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
5070
5071         /* Check AP vendor to move rtw_joinbss_cmd() */
5072
5073         for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
5074                 pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
5075
5076                 switch (pIE->ElementID) {
5077                 case _VENDOR_SPECIFIC_IE_:/* Get WMM IE. */
5078                         if (!memcmp(pIE->data, WMM_OUI, 4))
5079                                 pmlmeinfo->WMM_enable = 1;
5080                         break;
5081                 case _HT_CAPABILITY_IE_:        /* Get HT Cap IE. */
5082                         pmlmeinfo->HT_caps_enable = 1;
5083                         break;
5084                 case _HT_EXTRA_INFO_IE_:        /* Get HT Info IE. */
5085                         pmlmeinfo->HT_info_enable = 1;
5086
5087                         /* spec case only for cisco's ap because cisco's ap issue assoc rsp using mcs rate @40MHz or @20MHz */
5088                         {
5089                                 struct HT_info_element *pht_info = (struct HT_info_element *)(pIE->data);
5090
5091                                 if ((pregpriv->cbw40_enable) &&  (pht_info->infos[0] & BIT(2))) {
5092                                         /* switch to the 40M Hz mode according to the AP */
5093                                         pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
5094                                         switch (pht_info->infos[0] & 0x3) {
5095                                         case 1:
5096                                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
5097                                                 break;
5098                                         case 3:
5099                                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
5100                                                 break;
5101                                         default:
5102                                                 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5103                                                 break;
5104                                 }
5105
5106                                         DBG_88E("set ch/bw before connected\n");
5107                                 }
5108                         }
5109                         break;
5110                 default:
5111                         break;
5112                 }
5113
5114                 i += (pIE->Length + 2);
5115         }
5116         /* disable dynamic functions, such as high power, DIG */
5117
5118         /* config the initial gain under linking, need to write the BB registers */
5119
5120         rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pmlmeinfo->network.MacAddress);
5121         join_type = 0;
5122         rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
5123
5124         /* cancel link timer */
5125         del_timer_sync(&pmlmeext->link_timer);
5126
5127         start_clnt_join(padapter);
5128
5129         return H2C_SUCCESS;
5130 }
5131
5132 u8 disconnect_hdl(struct adapter *padapter, unsigned char *pbuf)
5133 {
5134         struct disconnect_parm *param = (struct disconnect_parm *)pbuf;
5135         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5136         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5137         struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
5138         u8 val8;
5139
5140         if (is_client_associated_to_ap(padapter))
5141                 issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, param->deauth_timeout_ms/100, 100);
5142
5143         rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
5144         rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
5145
5146         /* restore to initial setting. */
5147         update_tx_basic_rate(padapter, padapter->registrypriv.wireless_mode);
5148
5149         if (((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
5150                 /* Stop BCN */
5151                 val8 = 0;
5152                 rtw_hal_set_hwreg(padapter, HW_VAR_BCN_FUNC, (u8 *)(&val8));
5153         }
5154
5155
5156         /* set MSR to no link state -> infra. mode */
5157         Set_MSR(padapter, _HW_STATE_STATION_);
5158
5159         pmlmeinfo->state = WIFI_FW_NULL_STATE;
5160
5161         /* switch to the 20M Hz mode after disconnect */
5162         pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_20;
5163         pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
5164
5165         set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
5166
5167         flush_all_cam_entry(padapter);
5168
5169         del_timer_sync(&pmlmeext->link_timer);
5170
5171         rtw_free_uc_swdec_pending_queue(padapter);
5172
5173         return  H2C_SUCCESS;
5174 }
5175
5176 static int rtw_scan_ch_decision(struct adapter *padapter, struct rtw_ieee80211_channel *out,
5177         u32 out_num, struct rtw_ieee80211_channel *in, u32 in_num)
5178 {
5179         int i, j;
5180         int set_idx;
5181         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5182
5183         /* clear out first */
5184         memset(out, 0, sizeof(struct rtw_ieee80211_channel)*out_num);
5185
5186         /* acquire channels from in */
5187         j = 0;
5188         for (i = 0; i < in_num; i++) {
5189                 set_idx = rtw_ch_set_search_ch(pmlmeext->channel_set, in[i].hw_value);
5190                 if (in[i].hw_value && !(in[i].flags & RTW_IEEE80211_CHAN_DISABLED) &&
5191                     set_idx >= 0) {
5192                         out[j] = in[i];
5193
5194                         if (pmlmeext->channel_set[set_idx].ScanType == SCAN_PASSIVE)
5195                                 out[j].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
5196
5197                         j++;
5198                 }
5199                 if (j >= out_num)
5200                         break;
5201         }
5202
5203         /* if out is empty, use channel_set as default */
5204         if (j == 0) {
5205                 for (i = 0; i < pmlmeext->max_chan_nums; i++) {
5206                         out[i].hw_value = pmlmeext->channel_set[i].ChannelNum;
5207
5208                         if (pmlmeext->channel_set[i].ScanType == SCAN_PASSIVE)
5209                                 out[i].flags &= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
5210
5211                         j++;
5212                 }
5213         }
5214
5215         return j;
5216 }
5217
5218 u8 sitesurvey_cmd_hdl(struct adapter *padapter, u8 *pbuf)
5219 {
5220         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5221         struct sitesurvey_parm  *pparm = (struct sitesurvey_parm *)pbuf;
5222         u8 bdelayscan = false;
5223         u8 val8;
5224         u32     initialgain;
5225         u32     i;
5226
5227         if (pmlmeext->sitesurvey_res.state == SCAN_DISABLE) {
5228                 /* for first time sitesurvey_cmd */
5229                 rtw_hal_set_hwreg(padapter, HW_VAR_CHECK_TXBUF, NULL);
5230
5231                 pmlmeext->sitesurvey_res.state = SCAN_START;
5232                 pmlmeext->sitesurvey_res.bss_cnt = 0;
5233                 pmlmeext->sitesurvey_res.channel_idx = 0;
5234
5235                 for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
5236                         if (pparm->ssid[i].SsidLength) {
5237                                 memcpy(pmlmeext->sitesurvey_res.ssid[i].Ssid, pparm->ssid[i].Ssid, IW_ESSID_MAX_SIZE);
5238                                 pmlmeext->sitesurvey_res.ssid[i].SsidLength = pparm->ssid[i].SsidLength;
5239                         } else {
5240                                 pmlmeext->sitesurvey_res.ssid[i].SsidLength = 0;
5241                         }
5242                 }
5243
5244                 pmlmeext->sitesurvey_res.ch_num = rtw_scan_ch_decision(padapter
5245                         , pmlmeext->sitesurvey_res.ch, RTW_CHANNEL_SCAN_AMOUNT
5246                         , pparm->ch, pparm->ch_num
5247         );
5248
5249                 pmlmeext->sitesurvey_res.scan_mode = pparm->scan_mode;
5250
5251                 /* issue null data if associating to the AP */
5252                 if (is_client_associated_to_ap(padapter)) {
5253                         pmlmeext->sitesurvey_res.state = SCAN_TXNULL;
5254
5255                         issue_nulldata(padapter, NULL, 1, 3, 500);
5256
5257                         bdelayscan = true;
5258                 }
5259                 if (bdelayscan) {
5260                         /* delay 50ms to protect nulldata(1). */
5261                         set_survey_timer(pmlmeext, 50);
5262                         return H2C_SUCCESS;
5263                 }
5264         }
5265
5266         if ((pmlmeext->sitesurvey_res.state == SCAN_START) || (pmlmeext->sitesurvey_res.state == SCAN_TXNULL)) {
5267                 /* disable dynamic functions, such as high power, DIG */
5268                 Save_DM_Func_Flag(padapter);
5269                 Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
5270
5271                 /* config the initial gain under scanning, need to write the BB registers */
5272                 initialgain = 0x1E;
5273
5274                 rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
5275
5276                 /* set MSR to no link state */
5277                 Set_MSR(padapter, _HW_STATE_NOLINK_);
5278
5279                 val8 = 1; /* under site survey */
5280                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
5281
5282                 pmlmeext->sitesurvey_res.state = SCAN_PROCESS;
5283         }
5284
5285         site_survey(padapter);
5286
5287         return H2C_SUCCESS;
5288 }
5289
5290 u8 setauth_hdl(struct adapter *padapter, unsigned char *pbuf)
5291 {
5292         struct setauth_parm             *pparm = (struct setauth_parm *)pbuf;
5293         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5294         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5295
5296         if (pparm->mode < 4)
5297                 pmlmeinfo->auth_algo = pparm->mode;
5298         return  H2C_SUCCESS;
5299 }
5300
5301 u8 setkey_hdl(struct adapter *padapter, u8 *pbuf)
5302 {
5303         unsigned short                          ctrl;
5304         struct setkey_parm              *pparm = (struct setkey_parm *)pbuf;
5305         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5306         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5307         unsigned char                                   null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
5308
5309         /* main tx key for wep. */
5310         if (pparm->set_tx)
5311                 pmlmeinfo->key_index = pparm->keyid;
5312
5313         /* write cam */
5314         ctrl = BIT(15) | ((pparm->algorithm) << 2) | pparm->keyid;
5315
5316         DBG_88E_LEVEL(_drv_info_, "set group key to hw: alg:%d(WEP40-1 WEP104-5 TKIP-2 AES-4) "
5317                         "keyid:%d\n", pparm->algorithm, pparm->keyid);
5318         write_cam(padapter, pparm->keyid, ctrl, null_sta, pparm->key);
5319
5320         return H2C_SUCCESS;
5321 }
5322
5323 u8 set_stakey_hdl(struct adapter *padapter, u8 *pbuf)
5324 {
5325         u16 ctrl = 0;
5326         u8 cam_id;/* cam_entry */
5327         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5328         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5329         struct set_stakey_parm  *pparm = (struct set_stakey_parm *)pbuf;
5330
5331         /* cam_entry: */
5332         /* 0~3 for default key */
5333
5334         /* for concurrent mode (ap+sta): */
5335         /* default key is disable, using sw encrypt/decrypt */
5336         /* cam_entry = 4 for sta mode (macid = 0) */
5337         /* cam_entry(macid+3) = 5 ~ N for ap mode (aid = 1~N, macid = 2 ~N) */
5338
5339         /* for concurrent mode (sta+sta): */
5340         /* default key is disable, using sw encrypt/decrypt */
5341         /* cam_entry = 4 mapping to macid = 0 */
5342         /* cam_entry = 5 mapping to macid = 2 */
5343
5344         cam_id = 4;
5345
5346         DBG_88E_LEVEL(_drv_info_, "set pairwise key to hw: alg:%d(WEP40-1 WEP104-5 TKIP-2 AES-4) camid:%d\n",
5347                       pparm->algorithm, cam_id);
5348         if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
5349                 struct sta_info *psta;
5350                 struct sta_priv *pstapriv = &padapter->stapriv;
5351
5352                 if (pparm->algorithm == _NO_PRIVACY_)   /*  clear cam entry */ {
5353                         clear_cam_entry(padapter, pparm->id);
5354                         return H2C_SUCCESS_RSP;
5355                 }
5356
5357                 psta = rtw_get_stainfo(pstapriv, pparm->addr);
5358                 if (psta) {
5359                         ctrl = (BIT(15) | ((pparm->algorithm) << 2));
5360
5361                         DBG_88E("r871x_set_stakey_hdl(): enc_algorithm=%d\n", pparm->algorithm);
5362
5363                         if ((psta->mac_id < 1) || (psta->mac_id > (NUM_STA-4))) {
5364                                 DBG_88E("r871x_set_stakey_hdl():set_stakey failed, mac_id(aid)=%d\n", psta->mac_id);
5365                                 return H2C_REJECTED;
5366                         }
5367
5368                         cam_id = (psta->mac_id + 3);/* 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
5369
5370                         DBG_88E("Write CAM, mac_addr =%x:%x:%x:%x:%x:%x, cam_entry=%d\n", pparm->addr[0],
5371                                 pparm->addr[1], pparm->addr[2], pparm->addr[3], pparm->addr[4],
5372                                 pparm->addr[5], cam_id);
5373
5374                         write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key);
5375
5376                         return H2C_SUCCESS_RSP;
5377                 } else {
5378                         DBG_88E("r871x_set_stakey_hdl(): sta has been free\n");
5379                         return H2C_REJECTED;
5380                 }
5381         }
5382
5383         /* below for sta mode */
5384
5385         if (pparm->algorithm == _NO_PRIVACY_) { /*  clear cam entry */
5386                 clear_cam_entry(padapter, pparm->id);
5387                 return H2C_SUCCESS;
5388         }
5389         ctrl = BIT(15) | ((pparm->algorithm) << 2);
5390         write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key);
5391         pmlmeinfo->enc_algo = pparm->algorithm;
5392         return H2C_SUCCESS;
5393 }
5394
5395 u8 add_ba_hdl(struct adapter *padapter, unsigned char *pbuf)
5396 {
5397         struct addBaReq_parm    *pparm = (struct addBaReq_parm *)pbuf;
5398         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5399         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5400
5401         struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, pparm->addr);
5402
5403         if (!psta)
5404                 return  H2C_SUCCESS;
5405
5406         if (((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && (pmlmeinfo->HT_enable)) ||
5407             ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
5408                 issue_action_BA(padapter, pparm->addr, RTW_WLAN_ACTION_ADDBA_REQ, (u16)pparm->tid);
5409                 _set_timer(&psta->addba_retry_timer, ADDBA_TO);
5410         } else {
5411                 psta->htpriv.candidate_tid_bitmap &= ~BIT(pparm->tid);
5412         }
5413         return  H2C_SUCCESS;
5414 }
5415
5416 u8 set_tx_beacon_cmd(struct adapter *padapter)
5417 {
5418         struct cmd_obj  *ph2c;
5419         struct wlan_bssid_ex    *ptxBeacon_parm;
5420         struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
5421         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5422         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
5423         u8 res = _SUCCESS;
5424         int len_diff = 0;
5425
5426
5427         ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
5428         if (ph2c == NULL) {
5429                 res = _FAIL;
5430                 goto exit;
5431         }
5432
5433         ptxBeacon_parm = kzalloc(sizeof(struct wlan_bssid_ex), GFP_KERNEL);
5434         if (ptxBeacon_parm == NULL) {
5435                 kfree(ph2c);
5436                 res = _FAIL;
5437                 goto exit;
5438         }
5439
5440         memcpy(ptxBeacon_parm, &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
5441
5442         len_diff = update_hidden_ssid(ptxBeacon_parm->IEs+_BEACON_IE_OFFSET_,
5443                                       ptxBeacon_parm->IELength-_BEACON_IE_OFFSET_,
5444                                       pmlmeinfo->hidden_ssid_mode);
5445         ptxBeacon_parm->IELength += len_diff;
5446
5447         init_h2fwcmd_w_parm_no_rsp(ph2c, ptxBeacon_parm, GEN_CMD_CODE(_TX_Beacon));
5448
5449         res = rtw_enqueue_cmd(pcmdpriv, ph2c);
5450
5451
5452 exit:
5453
5454
5455         return res;
5456 }
5457
5458 u8 mlme_evt_hdl(struct adapter *padapter, unsigned char *pbuf)
5459 {
5460         u8 evt_code;
5461         u16 evt_sz;
5462         uint    *peventbuf;
5463         void (*event_callback)(struct adapter *dev, u8 *pbuf);
5464
5465         peventbuf = (uint *)pbuf;
5466         evt_sz = (u16)(*peventbuf&0xffff);
5467         evt_code = (u8)((*peventbuf>>16)&0xff);
5468
5469         /*  checking if event code is valid */
5470         if (evt_code >= MAX_C2HEVT) {
5471                 RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nEvent Code(%d) mismatch!\n", evt_code));
5472                 goto _abort_event_;
5473         }
5474
5475         /*  checking if event size match the event parm size */
5476         if ((wlanevents[evt_code].parmsize != 0) &&
5477             (wlanevents[evt_code].parmsize != evt_sz)) {
5478                 RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_,
5479                          ("\nEvent(%d) Parm Size mismatch (%d vs %d)!\n",
5480                          evt_code, wlanevents[evt_code].parmsize, evt_sz));
5481                 goto _abort_event_;
5482         }
5483
5484         peventbuf += 2;
5485
5486         if (peventbuf) {
5487                 event_callback = wlanevents[evt_code].event_callback;
5488                 event_callback(padapter, (u8 *)peventbuf);
5489
5490         }
5491
5492 _abort_event_:
5493         return H2C_SUCCESS;
5494 }
5495
5496 u8 h2c_msg_hdl(struct adapter *padapter, unsigned char *pbuf)
5497 {
5498         if (!pbuf)
5499                 return H2C_PARAMETERS_ERROR;
5500
5501         return H2C_SUCCESS;
5502 }
5503
5504 u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf)
5505 {
5506         if (send_beacon(padapter) == _FAIL) {
5507                 DBG_88E("issue_beacon, fail!\n");
5508                 return H2C_PARAMETERS_ERROR;
5509         }
5510 #ifdef CONFIG_88EU_AP_MODE
5511         else { /* tx bc/mc frames after update TIM */
5512                 struct sta_info *psta_bmc;
5513                 struct list_head *xmitframe_plist, *xmitframe_phead;
5514                 struct xmit_frame *pxmitframe = NULL;
5515                 struct sta_priv  *pstapriv = &padapter->stapriv;
5516
5517                 /* for BC/MC Frames */
5518                 psta_bmc = rtw_get_bcmc_stainfo(padapter);
5519                 if (!psta_bmc)
5520                         return H2C_SUCCESS;
5521
5522                 if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) {
5523                         msleep(10);/*  10ms, ATIM(HIQ) Windows */
5524                         spin_lock_bh(&psta_bmc->sleep_q.lock);
5525
5526                         xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
5527                         xmitframe_plist = xmitframe_phead->next;
5528
5529                         while (xmitframe_phead != xmitframe_plist) {
5530                                 pxmitframe = container_of(xmitframe_plist, struct xmit_frame, list);
5531
5532                                 xmitframe_plist = xmitframe_plist->next;
5533
5534                                 list_del_init(&pxmitframe->list);
5535
5536                                 psta_bmc->sleepq_len--;
5537                                 if (psta_bmc->sleepq_len > 0)
5538                                         pxmitframe->attrib.mdata = 1;
5539                                 else
5540                                         pxmitframe->attrib.mdata = 0;
5541
5542                                 pxmitframe->attrib.triggered = 1;
5543
5544                                 pxmitframe->attrib.qsel = 0x11;/* HIQ */
5545
5546                                 spin_unlock_bh(&psta_bmc->sleep_q.lock);
5547                                 if (rtw_hal_xmit(padapter, pxmitframe))
5548                                         rtw_os_xmit_complete(padapter, pxmitframe);
5549                                 spin_lock_bh(&psta_bmc->sleep_q.lock);
5550                         }
5551                         spin_unlock_bh(&psta_bmc->sleep_q.lock);
5552                 }
5553         }
5554 #endif
5555         return H2C_SUCCESS;
5556 }
5557
5558 u8 set_ch_hdl(struct adapter *padapter, u8 *pbuf)
5559 {
5560         struct set_ch_parm *set_ch_parm;
5561         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5562
5563         if (!pbuf)
5564                 return H2C_PARAMETERS_ERROR;
5565
5566         set_ch_parm = (struct set_ch_parm *)pbuf;
5567
5568         DBG_88E(FUNC_NDEV_FMT" ch:%u, bw:%u, ch_offset:%u\n",
5569                 FUNC_NDEV_ARG(padapter->pnetdev),
5570                 set_ch_parm->ch, set_ch_parm->bw, set_ch_parm->ch_offset);
5571
5572         pmlmeext->cur_channel = set_ch_parm->ch;
5573         pmlmeext->cur_ch_offset = set_ch_parm->ch_offset;
5574         pmlmeext->cur_bwmode = set_ch_parm->bw;
5575
5576         set_channel_bwmode(padapter, set_ch_parm->ch, set_ch_parm->ch_offset, set_ch_parm->bw);
5577
5578         return  H2C_SUCCESS;
5579 }
5580
5581 u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf)
5582 {
5583         struct SetChannelPlan_param *setChannelPlan_param;
5584         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
5585
5586         if (!pbuf)
5587                 return H2C_PARAMETERS_ERROR;
5588
5589         setChannelPlan_param = (struct SetChannelPlan_param *)pbuf;
5590
5591         pmlmeext->max_chan_nums = init_channel_set(padapter, setChannelPlan_param->channel_plan, pmlmeext->channel_set);
5592         init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
5593
5594         return  H2C_SUCCESS;
5595 }
5596
5597 u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf)
5598 {
5599         if (!pbuf)
5600                 return H2C_PARAMETERS_ERROR;
5601         return  H2C_SUCCESS;
5602 }