git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt2870/sta/connect.c

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26
  27         Module Name:
  28         connect.c
  29
  30         Abstract:
  31
  32         Revision History:
  33         Who                     When                    What
  34         --------        ----------              ----------------------------------------------
  35         John                    2004-08-08                      Major modification from RT2560
  36 */
  37 #include "../rt_config.h"
  38
  39 UCHAR   CipherSuiteWpaNoneTkip[] = {
  40                 0x00, 0x50, 0xf2, 0x01, // oui
  41                 0x01, 0x00,                             // Version
  42                 0x00, 0x50, 0xf2, 0x02, // Multicast
  43                 0x01, 0x00,                             // Number of unicast
  44                 0x00, 0x50, 0xf2, 0x02, // unicast
  45                 0x01, 0x00,                             // number of authentication method
  46                 0x00, 0x50, 0xf2, 0x00  // authentication
  47                 };
  48 UCHAR   CipherSuiteWpaNoneTkipLen = (sizeof(CipherSuiteWpaNoneTkip) / sizeof(UCHAR));
  49
  50 UCHAR   CipherSuiteWpaNoneAes[] = {
  51                 0x00, 0x50, 0xf2, 0x01, // oui
  52                 0x01, 0x00,                             // Version
  53                 0x00, 0x50, 0xf2, 0x04, // Multicast
  54                 0x01, 0x00,                             // Number of unicast
  55                 0x00, 0x50, 0xf2, 0x04, // unicast
  56                 0x01, 0x00,                             // number of authentication method
  57                 0x00, 0x50, 0xf2, 0x00  // authentication
  58                 };
  59 UCHAR   CipherSuiteWpaNoneAesLen = (sizeof(CipherSuiteWpaNoneAes) / sizeof(UCHAR));
  60
  61 // The following MACRO is called after 1. starting an new IBSS, 2. succesfully JOIN an IBSS,
  62 // or 3. succesfully ASSOCIATE to a BSS, 4. successfully RE_ASSOCIATE to a BSS
  63 // All settings successfuly negotiated furing MLME state machines become final settings
  64 // and are copied to pAd->StaActive
  65 #define COPY_SETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(_pAd)                                 \
  66 {                                                                                       \
  67         (_pAd)->CommonCfg.SsidLen = (_pAd)->MlmeAux.SsidLen;                                \
  68         NdisMoveMemory((_pAd)->CommonCfg.Ssid, (_pAd)->MlmeAux.Ssid, (_pAd)->MlmeAux.SsidLen); \
  69         COPY_MAC_ADDR((_pAd)->CommonCfg.Bssid, (_pAd)->MlmeAux.Bssid);                      \
  70         (_pAd)->CommonCfg.Channel = (_pAd)->MlmeAux.Channel;                                \
  71         (_pAd)->CommonCfg.CentralChannel = (_pAd)->MlmeAux.CentralChannel;                  \
  72         (_pAd)->StaActive.Aid = (_pAd)->MlmeAux.Aid;                                        \
  73         (_pAd)->StaActive.AtimWin = (_pAd)->MlmeAux.AtimWin;                                \
  74         (_pAd)->StaActive.CapabilityInfo = (_pAd)->MlmeAux.CapabilityInfo;                  \
  75         (_pAd)->CommonCfg.BeaconPeriod = (_pAd)->MlmeAux.BeaconPeriod;                      \
  76         (_pAd)->StaActive.CfpMaxDuration = (_pAd)->MlmeAux.CfpMaxDuration;                  \
  77         (_pAd)->StaActive.CfpPeriod = (_pAd)->MlmeAux.CfpPeriod;                            \
  78         (_pAd)->StaActive.SupRateLen = (_pAd)->MlmeAux.SupRateLen;                          \
  79         NdisMoveMemory((_pAd)->StaActive.SupRate, (_pAd)->MlmeAux.SupRate, (_pAd)->MlmeAux.SupRateLen);\
  80         (_pAd)->StaActive.ExtRateLen = (_pAd)->MlmeAux.ExtRateLen;                          \
  81         NdisMoveMemory((_pAd)->StaActive.ExtRate, (_pAd)->MlmeAux.ExtRate, (_pAd)->MlmeAux.ExtRateLen);\
  82         NdisMoveMemory(&(_pAd)->CommonCfg.APEdcaParm, &(_pAd)->MlmeAux.APEdcaParm, sizeof(EDCA_PARM));\
  83         NdisMoveMemory(&(_pAd)->CommonCfg.APQosCapability, &(_pAd)->MlmeAux.APQosCapability, sizeof(QOS_CAPABILITY_PARM));\
  84         NdisMoveMemory(&(_pAd)->CommonCfg.APQbssLoad, &(_pAd)->MlmeAux.APQbssLoad, sizeof(QBSS_LOAD_PARM));\
  85         COPY_MAC_ADDR((_pAd)->MacTab.Content[BSSID_WCID].Addr, (_pAd)->MlmeAux.Bssid);      \
  86         (_pAd)->MacTab.Content[BSSID_WCID].Aid = (_pAd)->MlmeAux.Aid;                       \
  87         (_pAd)->MacTab.Content[BSSID_WCID].PairwiseKey.CipherAlg = (_pAd)->StaCfg.PairCipher;\
  88         COPY_MAC_ADDR((_pAd)->MacTab.Content[BSSID_WCID].PairwiseKey.BssId, (_pAd)->MlmeAux.Bssid);\
  89         (_pAd)->MacTab.Content[BSSID_WCID].RateLen = (_pAd)->StaActive.SupRateLen + (_pAd)->StaActive.ExtRateLen;\
  90 }
  91
  92 /*
  93         ==========================================================================
  94         Description:
  95
  96         IRQL = PASSIVE_LEVEL
  97
  98         ==========================================================================
  99 */
 100 VOID MlmeCntlInit(
 101         IN PRTMP_ADAPTER pAd,
 102         IN STATE_MACHINE *S,
 103         OUT STATE_MACHINE_FUNC Trans[])
 104 {
 105         // Control state machine differs from other state machines, the interface
 106         // follows the standard interface
 107         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 108 }
 109
 110 /*
 111         ==========================================================================
 112         Description:
 113
 114         IRQL = DISPATCH_LEVEL
 115
 116         ==========================================================================
 117 */
 118 VOID MlmeCntlMachinePerformAction(
 119         IN PRTMP_ADAPTER pAd,
 120         IN STATE_MACHINE *S,
 121         IN MLME_QUEUE_ELEM *Elem)
 122 {
 123         switch(pAd->Mlme.CntlMachine.CurrState)
 124         {
 125                 case CNTL_IDLE:
 126                                 CntlIdleProc(pAd, Elem);
 127                         break;
 128                 case CNTL_WAIT_DISASSOC:
 129                         CntlWaitDisassocProc(pAd, Elem);
 130                         break;
 131                 case CNTL_WAIT_JOIN:
 132                         CntlWaitJoinProc(pAd, Elem);
 133                         break;
 134
 135                 // CNTL_WAIT_REASSOC is the only state in CNTL machine that does
 136                 // not triggered directly or indirectly by "RTMPSetInformation(OID_xxx)".
 137                 // Therefore not protected by NDIS's "only one outstanding OID request"
 138                 // rule. Which means NDIS may SET OID in the middle of ROAMing attempts.
 139                 // Current approach is to block new SET request at RTMPSetInformation()
 140                 // when CntlMachine.CurrState is not CNTL_IDLE
 141                 case CNTL_WAIT_REASSOC:
 142                         CntlWaitReassocProc(pAd, Elem);
 143                         break;
 144
 145                 case CNTL_WAIT_START:
 146                         CntlWaitStartProc(pAd, Elem);
 147                         break;
 148                 case CNTL_WAIT_AUTH:
 149                         CntlWaitAuthProc(pAd, Elem);
 150                         break;
 151                 case CNTL_WAIT_AUTH2:
 152                         CntlWaitAuthProc2(pAd, Elem);
 153                         break;
 154                 case CNTL_WAIT_ASSOC:
 155                         CntlWaitAssocProc(pAd, Elem);
 156                         break;
 157
 158                 case CNTL_WAIT_OID_LIST_SCAN:
 159                         if(Elem->MsgType == MT2_SCAN_CONF)
 160                         {
 161                                 // Resume TxRing after SCANING complete. We hope the out-of-service time
 162                                 // won't be too long to let upper layer time-out the waiting frames
 163                                 RTMPResumeMsduTransmission(pAd);
 164                                 if (pAd->StaCfg.CCXReqType != MSRN_TYPE_UNUSED)
 165                                 {
 166                                         // Cisco scan request is finished, prepare beacon report
 167                                         MlmeEnqueue(pAd, AIRONET_STATE_MACHINE, MT2_AIRONET_SCAN_DONE, 0, NULL);
 168                                 }
 169                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 170
 171                 //
 172                                 // Set LED status to previous status.
 173                                 //
 174                                 if (pAd->bLedOnScanning)
 175                                 {
 176                                         pAd->bLedOnScanning = FALSE;
 177                                         RTMPSetLED(pAd, pAd->LedStatus);
 178                                 }
 179                         }
 180                         break;
 181
 182                 case CNTL_WAIT_OID_DISASSOC:
 183                         if (Elem->MsgType == MT2_DISASSOC_CONF)
 184                         {
 185                                 LinkDown(pAd, FALSE);
 186                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 187                         }
 188                         break;
 189 #ifdef RT2870
 190                 //
 191                 // This state is for that we want to connect to an AP but
 192                 // it didn't find on BSS List table. So we need to scan the air first,
 193                 // after that we can try to connect to the desired AP if available.
 194                 //
 195                 case CNTL_WAIT_SCAN_FOR_CONNECT:
 196                         if(Elem->MsgType == MT2_SCAN_CONF)
 197                         {
 198                                 // Resume TxRing after SCANING complete. We hope the out-of-service time
 199                                 // won't be too long to let upper layer time-out the waiting frames
 200                                 RTMPResumeMsduTransmission(pAd);
 201 #ifdef CCX_SUPPORT
 202                                 if (pAd->StaCfg.CCXReqType != MSRN_TYPE_UNUSED)
 203                                 {
 204                                         // Cisco scan request is finished, prepare beacon report
 205                                         MlmeEnqueue(pAd, AIRONET_STATE_MACHINE, MT2_AIRONET_SCAN_DONE, 0, NULL);
 206                                 }
 207 #endif // CCX_SUPPORT //
 208                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 209
 210                                 //
 211                                 // Check if we can connect to.
 212                                 //
 213                                 BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 214                                 if (pAd->MlmeAux.SsidBssTab.BssNr > 0)
 215                                 {
 216                                         MlmeAutoReconnectLastSSID(pAd);
 217                                 }
 218                         }
 219                         break;
 220 #endif // RT2870 //
 221                 default:
 222                         DBGPRINT_ERR(("!ERROR! CNTL - Illegal message type(=%ld)", Elem->MsgType));
 223                         break;
 224         }
 225 }
 226
 227
 228 /*
 229         ==========================================================================
 230         Description:
 231
 232         IRQL = DISPATCH_LEVEL
 233
 234         ==========================================================================
 235 */
 236 VOID CntlIdleProc(
 237         IN PRTMP_ADAPTER pAd,
 238         IN MLME_QUEUE_ELEM *Elem)
 239 {
 240         MLME_DISASSOC_REQ_STRUCT   DisassocReq;
 241
 242         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RADIO_OFF))
 243                 return;
 244
 245         switch(Elem->MsgType)
 246         {
 247                 case OID_802_11_SSID:
 248                         CntlOidSsidProc(pAd, Elem);
 249                         break;
 250
 251                 case OID_802_11_BSSID:
 252                         CntlOidRTBssidProc(pAd,Elem);
 253                         break;
 254
 255                 case OID_802_11_BSSID_LIST_SCAN:
 256                         CntlOidScanProc(pAd,Elem);
 257                         break;
 258
 259                 case OID_802_11_DISASSOCIATE:
 260                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 261                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ, sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 262                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
 263
 264             if (pAd->StaCfg.WpaSupplicantUP != WPA_SUPPLICANT_ENABLE_WITH_WEB_UI)
 265             {
 266                         // Set the AutoReconnectSsid to prevent it reconnect to old SSID
 267                         // Since calling this indicate user don't want to connect to that SSID anymore.
 268                         pAd->MlmeAux.AutoReconnectSsidLen= 32;
 269                         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 270             }
 271                         break;
 272
 273                 case MT2_MLME_ROAMING_REQ:
 274                         CntlMlmeRoamingProc(pAd, Elem);
 275                         break;
 276
 277         case OID_802_11_MIC_FAILURE_REPORT_FRAME:
 278             WpaMicFailureReportFrame(pAd, Elem);
 279             break;
 280
 281                 default:
 282                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Illegal message in CntlIdleProc(MsgType=%ld)\n",Elem->MsgType));
 283                         break;
 284         }
 285 }
 286
 287 VOID CntlOidScanProc(
 288         IN PRTMP_ADAPTER pAd,
 289         IN MLME_QUEUE_ELEM *Elem)
 290 {
 291         MLME_SCAN_REQ_STRUCT       ScanReq;
 292         ULONG                      BssIdx = BSS_NOT_FOUND;
 293         BSS_ENTRY                  CurrBss;
 294
 295         // record current BSS if network is connected.
 296         // 2003-2-13 do not include current IBSS if this is the only STA in this IBSS.
 297         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED))
 298         {
 299                 BssIdx = BssSsidTableSearch(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen, pAd->CommonCfg.Channel);
 300                 if (BssIdx != BSS_NOT_FOUND)
 301                 {
 302                         NdisMoveMemory(&CurrBss, &pAd->ScanTab.BssEntry[BssIdx], sizeof(BSS_ENTRY));
 303                 }
 304         }
 305
 306         // clean up previous SCAN result, add current BSS back to table if any
 307         BssTableInit(&pAd->ScanTab);
 308         if (BssIdx != BSS_NOT_FOUND)
 309         {
 310                 // DDK Note: If the NIC is associated with a particular BSSID and SSID
 311                 //    that are not contained in the list of BSSIDs generated by this scan, the
 312                 //    BSSID description of the currently associated BSSID and SSID should be
 313                 //    appended to the list of BSSIDs in the NIC's database.
 314                 // To ensure this, we append this BSS as the first entry in SCAN result
 315                 NdisMoveMemory(&pAd->ScanTab.BssEntry[0], &CurrBss, sizeof(BSS_ENTRY));
 316                 pAd->ScanTab.BssNr = 1;
 317         }
 318
 319         ScanParmFill(pAd, &ScanReq, "", 0, BSS_ANY, SCAN_ACTIVE);
 320         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ,
 321                 sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq);
 322         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
 323 }
 324
 325 /*
 326         ==========================================================================
 327         Description:
 328                 Before calling this routine, user desired SSID should already been
 329                 recorded in CommonCfg.Ssid[]
 330         IRQL = DISPATCH_LEVEL
 331
 332         ==========================================================================
 333 */
 334 VOID CntlOidSsidProc(
 335         IN PRTMP_ADAPTER pAd,
 336         IN MLME_QUEUE_ELEM * Elem)
 337 {
 338         PNDIS_802_11_SSID          pOidSsid = (NDIS_802_11_SSID *)Elem->Msg;
 339         MLME_DISASSOC_REQ_STRUCT   DisassocReq;
 340         ULONG                                      Now;
 341
 342         // Step 1. record the desired user settings to MlmeAux
 343         NdisZeroMemory(pAd->MlmeAux.Ssid, MAX_LEN_OF_SSID);
 344         NdisMoveMemory(pAd->MlmeAux.Ssid, pOidSsid->Ssid, pOidSsid->SsidLength);
 345         pAd->MlmeAux.SsidLen = (UCHAR)pOidSsid->SsidLength;
 346         NdisZeroMemory(pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 347         pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
 348
 349
 350         //
 351         // Update Reconnect Ssid, that user desired to connect.
 352         //
 353         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
 354         NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 355         pAd->MlmeAux.AutoReconnectSsidLen = pAd->MlmeAux.SsidLen;
 356
 357         // step 2. find all matching BSS in the lastest SCAN result (inBssTab)
 358         //    & log them into MlmeAux.SsidBssTab for later-on iteration. Sort by RSSI order
 359         BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 360
 361         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - %d BSS of %d BSS match the desire (%d)SSID - %s\n",
 362                         pAd->MlmeAux.SsidBssTab.BssNr, pAd->ScanTab.BssNr, pAd->MlmeAux.SsidLen, pAd->MlmeAux.Ssid));
 363         NdisGetSystemUpTime(&Now);
 364
 365         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
 366                 (pAd->CommonCfg.SsidLen == pAd->MlmeAux.SsidBssTab.BssEntry[0].SsidLen) &&
 367                 NdisEqualMemory(pAd->CommonCfg.Ssid, pAd->MlmeAux.SsidBssTab.BssEntry[0].Ssid, pAd->CommonCfg.SsidLen) &&
 368                 MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid, pAd->MlmeAux.SsidBssTab.BssEntry[0].Bssid))
 369         {
 370                 // Case 1. already connected with an AP who has the desired SSID
 371                 //         with highest RSSI
 372
 373                 // Add checking Mode "LEAP" for CCX 1.0
 374                 if (((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) ||
 375                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK) ||
 376                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) ||
 377                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK)
 378                          ) &&
 379                         (pAd->StaCfg.PortSecured == WPA_802_1X_PORT_NOT_SECURED))
 380                 {
 381                         // case 1.1 For WPA, WPA-PSK, if the 1x port is not secured, we have to redo
 382                         //          connection process
 383                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
 384                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 385                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 386                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 387                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 388                 }
 389                 else if (pAd->bConfigChanged == TRUE)
 390                 {
 391                         // case 1.2 Important Config has changed, we have to reconnect to the same AP
 392                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP Because config changed...\n"));
 393                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 394                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 395                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 396                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 397                 }
 398                 else
 399                 {
 400                         // case 1.3. already connected to the SSID with highest RSSI.
 401                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - already with this BSSID. ignore this SET_SSID request\n"));
 402                         //
 403                         // (HCT 12.1) 1c_wlan_mediaevents required
 404                         // media connect events are indicated when associating with the same AP
 405                         //
 406                         if (INFRA_ON(pAd))
 407                         {
 408                                 //
 409                                 // Since MediaState already is NdisMediaStateConnected
 410                                 // We just indicate the connect event again to meet the WHQL required.
 411                                 //
 412                                 pAd->IndicateMediaState = NdisMediaStateConnected;
 413                                 RTMP_IndicateMediaState(pAd);
 414                 pAd->ExtraInfo = GENERAL_LINK_UP;   // Update extra information to link is up
 415                         }
 416
 417                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 418
 419             {
 420                 union iwreq_data    wrqu;
 421
 422                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 423                 memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 424                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 425
 426             }
 427                 }
 428         }
 429         else if (INFRA_ON(pAd))
 430         {
 431                 //
 432                 // For RT61
 433                 // [88888] OID_802_11_SSID should have returned NDTEST_WEP_AP2(Returned: )
 434                 // RT61 may lost SSID, and not connect to NDTEST_WEP_AP2 and will connect to NDTEST_WEP_AP2 by Autoreconnect
 435                 // But media status is connected, so the SSID not report correctly.
 436                 //
 437                 if (!SSID_EQUAL(pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen))
 438                 {
 439                         //
 440                         // Different SSID means not Roaming case, so we let LinkDown() to Indicate a disconnect event.
 441                         //
 442                         pAd->MlmeAux.CurrReqIsFromNdis = TRUE;
 443                 }
 444                 // case 2. active INFRA association existent
 445                 //    roaming is done within miniport driver, nothing to do with configuration
 446                 //    utility. so upon a new SET(OID_802_11_SSID) is received, we just
 447                 //    disassociate with the current associated AP,
 448                 //    then perform a new association with this new SSID, no matter the
 449                 //    new/old SSID are the same or not.
 450                 DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
 451                 DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 452                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 453                                         sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 454                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 455         }
 456         else
 457         {
 458                 if (ADHOC_ON(pAd))
 459                 {
 460                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - drop current ADHOC\n"));
 461                         LinkDown(pAd, FALSE);
 462                         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 463                         pAd->IndicateMediaState = NdisMediaStateDisconnected;
 464                         RTMP_IndicateMediaState(pAd);
 465             pAd->ExtraInfo = GENERAL_LINK_DOWN;
 466                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
 467                 }
 468
 469                 if ((pAd->MlmeAux.SsidBssTab.BssNr == 0) &&
 470                         (pAd->StaCfg.bAutoReconnect == TRUE) &&
 471                         (pAd->MlmeAux.BssType == BSS_INFRA) &&
 472                         (MlmeValidateSSID(pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen) == TRUE)
 473                         )
 474                 {
 475                         MLME_SCAN_REQ_STRUCT       ScanReq;
 476
 477                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - No matching BSS, start a new scan\n"));
 478                         ScanParmFill(pAd, &ScanReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen, BSS_ANY, SCAN_ACTIVE);
 479                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ, sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq);
 480                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
 481                         // Reset Missed scan number
 482                         pAd->StaCfg.LastScanTime = Now;
 483                 }
 484                 else
 485                 {
 486                         pAd->MlmeAux.BssIdx = 0;
 487                         IterateOnBssTab(pAd);
 488                 }
 489         }
 490 }
 491
 492
 493 /*
 494         ==========================================================================
 495         Description:
 496
 497         IRQL = DISPATCH_LEVEL
 498
 499         ==========================================================================
 500 */
 501 VOID CntlOidRTBssidProc(
 502         IN PRTMP_ADAPTER pAd,
 503         IN MLME_QUEUE_ELEM * Elem)
 504 {
 505         ULONG       BssIdx;
 506         PUCHAR      pOidBssid = (PUCHAR)Elem->Msg;
 507         MLME_DISASSOC_REQ_STRUCT    DisassocReq;
 508         MLME_JOIN_REQ_STRUCT        JoinReq;
 509
 510         // record user desired settings
 511         COPY_MAC_ADDR(pAd->MlmeAux.Bssid, pOidBssid);
 512         pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
 513
 514         //
 515         // Update Reconnect Ssid, that user desired to connect.
 516         //
 517         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
 518         pAd->MlmeAux.AutoReconnectSsidLen = pAd->MlmeAux.SsidLen;
 519         NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 520
 521         // find the desired BSS in the latest SCAN result table
 522         BssIdx = BssTableSearch(&pAd->ScanTab, pOidBssid, pAd->MlmeAux.Channel);
 523         if (BssIdx == BSS_NOT_FOUND)
 524         {
 525                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - BSSID not found. reply NDIS_STATUS_NOT_ACCEPTED\n"));
 526                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 527                 return;
 528         }
 529
 530         // copy the matched BSS entry from ScanTab to MlmeAux.SsidBssTab. Why?
 531         // Because we need this entry to become the JOIN target in later on SYNC state machine
 532         pAd->MlmeAux.BssIdx = 0;
 533         pAd->MlmeAux.SsidBssTab.BssNr = 1;
 534         NdisMoveMemory(&pAd->MlmeAux.SsidBssTab.BssEntry[0], &pAd->ScanTab.BssEntry[BssIdx], sizeof(BSS_ENTRY));
 535
 536         // 2002-11-26 skip the following checking. i.e. if user wants to re-connect to same AP
 537         //   we just follow normal procedure. The reason of user doing this may because he/she changed
 538         //   AP to another channel, but we still received BEACON from it thus don't claim Link Down.
 539         //   Since user knows he's changed AP channel, he'll re-connect again. By skipping the following
 540         //   checking, we'll disassociate then re-do normal association with this AP at the new channel.
 541         // 2003-1-6 Re-enable this feature based on microsoft requirement which prefer not to re-do
 542         //   connection when setting the same BSSID.
 543         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
 544                 MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid, pOidBssid))
 545         {
 546                 // already connected to the same BSSID, go back to idle state directly
 547                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - already in this BSSID. ignore this SET_BSSID request\n"));
 548                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 549
 550             {
 551                 union iwreq_data    wrqu;
 552
 553                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 554                 memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 555                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 556
 557             }
 558         }
 559         else
 560         {
 561                 if (INFRA_ON(pAd))
 562                 {
 563                         // disassoc from current AP first
 564                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - disassociate with current AP ...\n"));
 565                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 566                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 567                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 568
 569                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 570                 }
 571                 else
 572                 {
 573                         if (ADHOC_ON(pAd))
 574                         {
 575                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - drop current ADHOC\n"));
 576                                 LinkDown(pAd, FALSE);
 577                                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 578                                 pAd->IndicateMediaState = NdisMediaStateDisconnected;
 579                                 RTMP_IndicateMediaState(pAd);
 580                 pAd->ExtraInfo = GENERAL_LINK_DOWN;
 581                                 DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
 582                         }
 583
 584                         // Change the wepstatus to original wepstatus
 585                         pAd->StaCfg.WepStatus   = pAd->StaCfg.OrigWepStatus;
 586                         pAd->StaCfg.PairCipher  = pAd->StaCfg.OrigWepStatus;
 587                         pAd->StaCfg.GroupCipher = pAd->StaCfg.OrigWepStatus;
 588
 589                         // Check cipher suite, AP must have more secured cipher than station setting
 590                         // Set the Pairwise and Group cipher to match the intended AP setting
 591                         // We can only connect to AP with less secured cipher setting
 592                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK))
 593                         {
 594                                 pAd->StaCfg.GroupCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.GroupCipher;
 595
 596                                 if (pAd->StaCfg.WepStatus == pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipher)
 597                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipher;
 598                                 else if (pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipherAux != Ndis802_11WEPDisabled)
 599                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipherAux;
 600                                 else    // There is no PairCipher Aux, downgrade our capability to TKIP
 601                                         pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
 602                         }
 603                         else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK))
 604                         {
 605                                 pAd->StaCfg.GroupCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.GroupCipher;
 606
 607                                 if (pAd->StaCfg.WepStatus == pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipher)
 608                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipher;
 609                                 else if (pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipherAux != Ndis802_11WEPDisabled)
 610                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipherAux;
 611                                 else    // There is no PairCipher Aux, downgrade our capability to TKIP
 612                                         pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
 613
 614                                 // RSN capability
 615                                 pAd->StaCfg.RsnCapability = pAd->ScanTab.BssEntry[BssIdx].WPA2.RsnCapability;
 616                         }
 617
 618                         // Set Mix cipher flag
 619                         pAd->StaCfg.bMixCipher = (pAd->StaCfg.PairCipher == pAd->StaCfg.GroupCipher) ? FALSE : TRUE;
 620                         if (pAd->StaCfg.bMixCipher == TRUE)
 621                         {
 622                                 // If mix cipher, re-build RSNIE
 623                                 RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, 0);
 624                         }
 625                         // No active association, join the BSS immediately
 626                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - joining %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 627                                 pOidBssid[0],pOidBssid[1],pOidBssid[2],pOidBssid[3],pOidBssid[4],pOidBssid[5]));
 628
 629                         JoinParmFill(pAd, &JoinReq, pAd->MlmeAux.BssIdx);
 630                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_JOIN_REQ, sizeof(MLME_JOIN_REQ_STRUCT), &JoinReq);
 631
 632                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
 633                 }
 634         }
 635 }
 636
 637 // Roaming is the only external request triggering CNTL state machine
 638 // despite of other "SET OID" operation. All "SET OID" related oerations
 639 // happen in sequence, because no other SET OID will be sent to this device
 640 // until the the previous SET operation is complete (successful o failed).
 641 // So, how do we quarantee this ROAMING request won't corrupt other "SET OID"?
 642 // or been corrupted by other "SET OID"?
 643 //
 644 // IRQL = DISPATCH_LEVEL
 645 VOID CntlMlmeRoamingProc(
 646         IN PRTMP_ADAPTER pAd,
 647         IN MLME_QUEUE_ELEM *Elem)
 648 {
 649         // TODO:
 650         // AP in different channel may show lower RSSI than actual value??
 651         // should we add a weighting factor to compensate it?
 652         DBGPRINT(RT_DEBUG_TRACE,("CNTL - Roaming in MlmeAux.RoamTab...\n"));
 653
 654         NdisMoveMemory(&pAd->MlmeAux.SsidBssTab, &pAd->MlmeAux.RoamTab, sizeof(pAd->MlmeAux.RoamTab));
 655         pAd->MlmeAux.SsidBssTab.BssNr = pAd->MlmeAux.RoamTab.BssNr;
 656
 657         BssTableSortByRssi(&pAd->MlmeAux.SsidBssTab);
 658         pAd->MlmeAux.BssIdx = 0;
 659         IterateOnBssTab(pAd);
 660 }
 661
 662 /*
 663         ==========================================================================
 664         Description:
 665
 666         IRQL = DISPATCH_LEVEL
 667
 668         ==========================================================================
 669 */
 670 VOID CntlWaitDisassocProc(
 671         IN PRTMP_ADAPTER pAd,
 672         IN MLME_QUEUE_ELEM *Elem)
 673 {
 674         MLME_START_REQ_STRUCT     StartReq;
 675
 676         if (Elem->MsgType == MT2_DISASSOC_CONF)
 677         {
 678                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Dis-associate successful\n"));
 679
 680             if (pAd->CommonCfg.bWirelessEvent)
 681                 {
 682                         RTMPSendWirelessEvent(pAd, IW_DISASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
 683                 }
 684
 685                 LinkDown(pAd, FALSE);
 686
 687                 // case 1. no matching BSS, and user wants ADHOC, so we just start a new one
 688                 if ((pAd->MlmeAux.SsidBssTab.BssNr==0) && (pAd->StaCfg.BssType == BSS_ADHOC))
 689                 {
 690                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - No matching BSS, start a new ADHOC (Ssid=%s)...\n",pAd->MlmeAux.Ssid));
 691                         StartParmFill(pAd, &StartReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 692                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ, sizeof(MLME_START_REQ_STRUCT), &StartReq);
 693                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START;
 694                 }
 695                 // case 2. try each matched BSS
 696                 else
 697                 {
 698                         pAd->MlmeAux.BssIdx = 0;
 699
 700                         IterateOnBssTab(pAd);
 701                 }
 702         }
 703 }
 704
 705 /*
 706         ==========================================================================
 707         Description:
 708
 709         IRQL = DISPATCH_LEVEL
 710
 711         ==========================================================================
 712 */
 713 VOID CntlWaitJoinProc(
 714         IN PRTMP_ADAPTER pAd,
 715         IN MLME_QUEUE_ELEM *Elem)
 716 {
 717         USHORT                      Reason;
 718         MLME_AUTH_REQ_STRUCT        AuthReq;
 719
 720         if (Elem->MsgType == MT2_JOIN_CONF)
 721         {
 722                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 723                 if (Reason == MLME_SUCCESS)
 724                 {
 725                         // 1. joined an IBSS, we are pretty much done here
 726                         if (pAd->MlmeAux.BssType == BSS_ADHOC)
 727                         {
 728                             //
 729                                 // 5G bands rules of Japan:
 730                                 // Ad hoc must be disabled in W53(ch52,56,60,64) channels.
 731                                 //
 732                                 if ( (pAd->CommonCfg.bIEEE80211H == 1) &&
 733                       RadarChannelCheck(pAd, pAd->CommonCfg.Channel)
 734                                    )
 735                                 {
 736                                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 737                                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Channel=%d, Join adhoc on W53(52,56,60,64) Channels are not accepted\n", pAd->CommonCfg.Channel));
 738                                         return;
 739                                 }
 740
 741                                 LinkUp(pAd, BSS_ADHOC);
 742                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 743                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - join the IBSS = %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 744                                 pAd->CommonCfg.Bssid[0],pAd->CommonCfg.Bssid[1],pAd->CommonCfg.Bssid[2],
 745                                 pAd->CommonCfg.Bssid[3],pAd->CommonCfg.Bssid[4],pAd->CommonCfg.Bssid[5]));
 746
 747                 pAd->IndicateMediaState = NdisMediaStateConnected;
 748                 pAd->ExtraInfo = GENERAL_LINK_UP;
 749                         }
 750                         // 2. joined a new INFRA network, start from authentication
 751                         else
 752                         {
 753                                 {
 754                                         // either Ndis802_11AuthModeShared or Ndis802_11AuthModeAutoSwitch, try shared key first
 755                                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeShared) ||
 756                                                 (pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch))
 757                                         {
 758                                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeShared);
 759                                         }
 760                                         else
 761                                         {
 762                                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 763                                         }
 764                                 }
 765                                 MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 766                                                         sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 767
 768                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH;
 769                         }
 770                 }
 771                 else
 772                 {
 773                         // 3. failed, try next BSS
 774                         pAd->MlmeAux.BssIdx++;
 775                         IterateOnBssTab(pAd);
 776                 }
 777         }
 778 }
 779
 780
 781 /*
 782         ==========================================================================
 783         Description:
 784
 785         IRQL = DISPATCH_LEVEL
 786
 787         ==========================================================================
 788 */
 789 VOID CntlWaitStartProc(
 790         IN PRTMP_ADAPTER pAd,
 791         IN MLME_QUEUE_ELEM *Elem)
 792 {
 793         USHORT      Result;
 794
 795         if (Elem->MsgType == MT2_START_CONF)
 796         {
 797                 NdisMoveMemory(&Result, Elem->Msg, sizeof(USHORT));
 798                 if (Result == MLME_SUCCESS)
 799                 {
 800                     //
 801                         // 5G bands rules of Japan:
 802                         // Ad hoc must be disabled in W53(ch52,56,60,64) channels.
 803                         //
 804                         if ( (pAd->CommonCfg.bIEEE80211H == 1) &&
 805                   RadarChannelCheck(pAd, pAd->CommonCfg.Channel)
 806                            )
 807                         {
 808                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 809                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Channel=%d, Start adhoc on W53(52,56,60,64) Channels are not accepted\n", pAd->CommonCfg.Channel));
 810                                 return;
 811                         }
 812
 813                         if (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED)
 814                         {
 815                                 N_ChannelCheck(pAd);
 816                                 SetCommonHT(pAd);
 817                                 NdisMoveMemory(&pAd->MlmeAux.AddHtInfo, &pAd->CommonCfg.AddHTInfo, sizeof(ADD_HT_INFO_IE));
 818                                 RTMPCheckHt(pAd, BSSID_WCID, &pAd->CommonCfg.HtCapability, &pAd->CommonCfg.AddHTInfo);
 819                                 pAd->StaActive.SupportedPhyInfo.bHtEnable = TRUE;
 820                                 NdisZeroMemory(&pAd->StaActive.SupportedPhyInfo.MCSSet[0], 16);
 821                                 NdisMoveMemory(&pAd->StaActive.SupportedPhyInfo.MCSSet[0], &pAd->CommonCfg.HtCapability.MCSSet[0], 16);
 822                                 COPY_HTSETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
 823
 824                                 if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
 825                                         (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_ABOVE))
 826                                 {
 827                                         pAd->MlmeAux.CentralChannel = pAd->CommonCfg.Channel + 2;
 828                                 }
 829                                 else if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
 830                                                  (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_BELOW))
 831                                 {
 832                                         pAd->MlmeAux.CentralChannel = pAd->CommonCfg.Channel - 2;
 833                                 }
 834                         }
 835                         else
 836                         {
 837                                 pAd->StaActive.SupportedPhyInfo.bHtEnable = FALSE;
 838                         }
 839                         LinkUp(pAd, BSS_ADHOC);
 840                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 841                         // Before send beacon, driver need do radar detection
 842                         if ((pAd->CommonCfg.Channel > 14 )
 843                                 && (pAd->CommonCfg.bIEEE80211H == 1)
 844                                 && RadarChannelCheck(pAd, pAd->CommonCfg.Channel))
 845                         {
 846                                 pAd->CommonCfg.RadarDetect.RDMode = RD_SILENCE_MODE;
 847                                 pAd->CommonCfg.RadarDetect.RDCount = 0;
 848                         }
 849
 850                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - start a new IBSS = %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 851                                 pAd->CommonCfg.Bssid[0],pAd->CommonCfg.Bssid[1],pAd->CommonCfg.Bssid[2],
 852                                 pAd->CommonCfg.Bssid[3],pAd->CommonCfg.Bssid[4],pAd->CommonCfg.Bssid[5]));
 853                 }
 854                 else
 855                 {
 856                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Start IBSS fail. BUG!!!!!\n"));
 857                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 858                 }
 859         }
 860 }
 861
 862 /*
 863         ==========================================================================
 864         Description:
 865
 866         IRQL = DISPATCH_LEVEL
 867
 868         ==========================================================================
 869 */
 870 VOID CntlWaitAuthProc(
 871         IN PRTMP_ADAPTER pAd,
 872         IN MLME_QUEUE_ELEM *Elem)
 873 {
 874         USHORT                       Reason;
 875         MLME_ASSOC_REQ_STRUCT        AssocReq;
 876         MLME_AUTH_REQ_STRUCT         AuthReq;
 877
 878         if (Elem->MsgType == MT2_AUTH_CONF)
 879         {
 880                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 881                 if (Reason == MLME_SUCCESS)
 882                 {
 883                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH OK\n"));
 884                         AssocParmFill(pAd, &AssocReq, pAd->MlmeAux.Bssid, pAd->MlmeAux.CapabilityInfo,
 885                                                   ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
 886
 887                         {
 888                                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_ASSOC_REQ,
 889                                                         sizeof(MLME_ASSOC_REQ_STRUCT), &AssocReq);
 890
 891                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_ASSOC;
 892                         }
 893                 }
 894                 else
 895                 {
 896                         // This fail may because of the AP already keep us in its MAC table without
 897                         // ageing-out. The previous authentication attempt must have let it remove us.
 898                         // so try Authentication again may help. For D-Link DWL-900AP+ compatibility.
 899                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, try again...\n"));
 900
 901                         {
 902                                 if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeShared) ||
 903                                         (pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch))
 904                                 {
 905                                         // either Ndis802_11AuthModeShared or Ndis802_11AuthModeAutoSwitch, try shared key first
 906                                         AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeShared);
 907                                 }
 908                                 else
 909                                 {
 910                                         AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 911                                 }
 912                         }
 913                         MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 914                                                 sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 915
 916                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH2;
 917                 }
 918         }
 919 }
 920
 921 /*
 922         ==========================================================================
 923         Description:
 924
 925         IRQL = DISPATCH_LEVEL
 926
 927         ==========================================================================
 928 */
 929 VOID CntlWaitAuthProc2(
 930         IN PRTMP_ADAPTER pAd,
 931         IN MLME_QUEUE_ELEM *Elem)
 932 {
 933         USHORT                       Reason;
 934         MLME_ASSOC_REQ_STRUCT        AssocReq;
 935         MLME_AUTH_REQ_STRUCT         AuthReq;
 936
 937         if (Elem->MsgType == MT2_AUTH_CONF)
 938         {
 939                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 940                 if (Reason == MLME_SUCCESS)
 941                 {
 942                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH OK\n"));
 943                         AssocParmFill(pAd, &AssocReq, pAd->MlmeAux.Bssid, pAd->MlmeAux.CapabilityInfo,
 944                                                   ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
 945                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_ASSOC_REQ,
 946                                                 sizeof(MLME_ASSOC_REQ_STRUCT), &AssocReq);
 947
 948                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_ASSOC;
 949                 }
 950                 else
 951                 {
 952                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch) &&
 953                                  (pAd->MlmeAux.Alg == Ndis802_11AuthModeShared))
 954                         {
 955                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, try OPEN system...\n"));
 956                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 957                                 MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 958                                                         sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 959
 960                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH2;
 961                         }
 962                         else
 963                         {
 964                                 // not success, try next BSS
 965                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, give up; try next BSS\n"));
 966                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE; //???????
 967                                 pAd->MlmeAux.BssIdx++;
 968                                 IterateOnBssTab(pAd);
 969                         }
 970                 }
 971         }
 972 }
 973
 974 /*
 975         ==========================================================================
 976         Description:
 977
 978         IRQL = DISPATCH_LEVEL
 979
 980         ==========================================================================
 981 */
 982 VOID CntlWaitAssocProc(
 983         IN PRTMP_ADAPTER pAd,
 984         IN MLME_QUEUE_ELEM *Elem)
 985 {
 986         USHORT      Reason;
 987
 988         if (Elem->MsgType == MT2_ASSOC_CONF)
 989         {
 990                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 991                 if (Reason == MLME_SUCCESS)
 992                 {
 993                         LinkUp(pAd, BSS_INFRA);
 994                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 995                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Association successful on BSS #%ld\n",pAd->MlmeAux.BssIdx));
 996
 997                         if (pAd->CommonCfg.bWirelessEvent)
 998                         {
 999                                 RTMPSendWirelessEvent(pAd, IW_ASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1000                         }
1001                 }
1002                 else
1003                 {
1004                         // not success, try next BSS
1005                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Association fails on BSS #%ld\n",pAd->MlmeAux.BssIdx));
1006                         pAd->MlmeAux.BssIdx++;
1007                         IterateOnBssTab(pAd);
1008                 }
1009         }
1010 }
1011
1012 /*
1013         ==========================================================================
1014         Description:
1015
1016         IRQL = DISPATCH_LEVEL
1017
1018         ==========================================================================
1019 */
1020 VOID CntlWaitReassocProc(
1021         IN PRTMP_ADAPTER pAd,
1022         IN MLME_QUEUE_ELEM *Elem)
1023 {
1024         USHORT      Result;
1025
1026         if (Elem->MsgType == MT2_REASSOC_CONF)
1027         {
1028                 NdisMoveMemory(&Result, Elem->Msg, sizeof(USHORT));
1029                 if (Result == MLME_SUCCESS)
1030                 {
1031                         //
1032                         // NDIS requires a new Link UP indication but no Link Down for RE-ASSOC
1033                         //
1034                         LinkUp(pAd, BSS_INFRA);
1035
1036                         // send wireless event - for association
1037                         if (pAd->CommonCfg.bWirelessEvent)
1038                                 RTMPSendWirelessEvent(pAd, IW_ASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1039
1040                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
1041                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Re-assocition successful on BSS #%ld\n", pAd->MlmeAux.RoamIdx));
1042                 }
1043                 else
1044                 {
1045                         // reassoc failed, try to pick next BSS in the BSS Table
1046                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Re-assocition fails on BSS #%ld\n", pAd->MlmeAux.RoamIdx));
1047                         pAd->MlmeAux.RoamIdx++;
1048                         IterateOnBssTab2(pAd);
1049                 }
1050         }
1051 }
1052
1053
1054 VOID    AdhocTurnOnQos(
1055         IN  PRTMP_ADAPTER pAd)
1056 {
1057 #define AC0_DEF_TXOP            0
1058 #define AC1_DEF_TXOP            0
1059 #define AC2_DEF_TXOP            94
1060 #define AC3_DEF_TXOP            47
1061
1062         // Turn on QOs if use HT rate.
1063         if (pAd->CommonCfg.APEdcaParm.bValid == FALSE)
1064         {
1065                 pAd->CommonCfg.APEdcaParm.bValid = TRUE;
1066                 pAd->CommonCfg.APEdcaParm.Aifsn[0] = 3;
1067                 pAd->CommonCfg.APEdcaParm.Aifsn[1] = 7;
1068                 pAd->CommonCfg.APEdcaParm.Aifsn[2] = 1;
1069                 pAd->CommonCfg.APEdcaParm.Aifsn[3] = 1;
1070
1071                 pAd->CommonCfg.APEdcaParm.Cwmin[0] = 4;
1072                 pAd->CommonCfg.APEdcaParm.Cwmin[1] = 4;
1073                 pAd->CommonCfg.APEdcaParm.Cwmin[2] = 3;
1074                 pAd->CommonCfg.APEdcaParm.Cwmin[3] = 2;
1075
1076                 pAd->CommonCfg.APEdcaParm.Cwmax[0] = 10;
1077                 pAd->CommonCfg.APEdcaParm.Cwmax[1] = 6;
1078                 pAd->CommonCfg.APEdcaParm.Cwmax[2] = 4;
1079                 pAd->CommonCfg.APEdcaParm.Cwmax[3] = 3;
1080
1081                 pAd->CommonCfg.APEdcaParm.Txop[0]  = 0;
1082                 pAd->CommonCfg.APEdcaParm.Txop[1]  = 0;
1083                 pAd->CommonCfg.APEdcaParm.Txop[2]  = AC2_DEF_TXOP;
1084                 pAd->CommonCfg.APEdcaParm.Txop[3]  = AC3_DEF_TXOP;
1085         }
1086         AsicSetEdcaParm(pAd, &pAd->CommonCfg.APEdcaParm);
1087 }
1088
1089 /*
1090         ==========================================================================
1091         Description:
1092
1093         IRQL = DISPATCH_LEVEL
1094
1095         ==========================================================================
1096 */
1097 VOID LinkUp(
1098         IN PRTMP_ADAPTER pAd,
1099         IN UCHAR BssType)
1100 {
1101         ULONG   Now;
1102         UINT32  Data;
1103         BOOLEAN Cancelled;
1104         UCHAR   Value = 0, idx;
1105         MAC_TABLE_ENTRY *pEntry = NULL, *pCurrEntry;
1106
1107         pEntry = &pAd->MacTab.Content[BSSID_WCID];
1108
1109         //
1110         // ASSOC - DisassocTimeoutAction
1111         // CNTL - Dis-associate successful
1112         // !!! LINK DOWN !!!
1113         // [88888] OID_802_11_SSID should have returned NDTEST_WEP_AP2(Returned: )
1114         //
1115         // To prevent DisassocTimeoutAction to call Link down after we link up,
1116         // cancel the DisassocTimer no matter what it start or not.
1117         //
1118         RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer,  &Cancelled);
1119
1120         COPY_SETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
1121
1122         COPY_HTSETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
1123
1124         // It's quite difficult to tell if a newly added KEY is WEP or CKIP until a new BSS
1125         // is formed (either ASSOC/RE-ASSOC done or IBSS started. LinkUP should be a safe place
1126         // to examine if cipher algorithm switching is required.
1127         //rt2860b. Don't know why need this
1128         SwitchBetweenWepAndCkip(pAd);
1129
1130
1131         if (BssType == BSS_ADHOC)
1132         {
1133                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_ADHOC_ON);
1134                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_INFRA_ON);
1135
1136 #ifdef RT30xx
1137                 if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
1138                         (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_ABOVE))
1139                 {
1140                         pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel + 2;
1141                 }
1142                 else if ((pAd->CommonCfg.Channel > 2) &&
1143                                  (pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
1144                                  (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_BELOW))
1145                 {
1146                         pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel - 2;
1147                 }
1148 #endif
1149
1150                 if (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED)
1151                         AdhocTurnOnQos(pAd);
1152
1153                 DBGPRINT(RT_DEBUG_TRACE, ("!!!Adhoc LINK UP !!! \n" ));
1154         }
1155         else
1156         {
1157                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_INFRA_ON);
1158                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_ADHOC_ON);
1159
1160                 DBGPRINT(RT_DEBUG_TRACE, ("!!!Infra LINK UP !!! \n" ));
1161         }
1162
1163         // 3*3
1164         // reset Tx beamforming bit
1165         RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &Value);
1166         Value &= (~0x01);
1167         Value |= pAd->CommonCfg.RegTransmitSetting.field.TxBF;
1168         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, Value);
1169
1170         // Change to AP channel
1171     if ((pAd->CommonCfg.CentralChannel > pAd->CommonCfg.Channel) && (pAd->MlmeAux.HtCapability.HtCapInfo.ChannelWidth == BW_40))
1172         {
1173                 // Must using 40MHz.
1174                 pAd->CommonCfg.BBPCurrentBW = BW_40;
1175                 AsicSwitchChannel(pAd, pAd->CommonCfg.CentralChannel, FALSE);
1176                 AsicLockChannel(pAd, pAd->CommonCfg.CentralChannel);
1177
1178                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &Value);
1179                 Value &= (~0x18);
1180                 Value |= 0x10;
1181                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, Value);
1182
1183                 //  RX : control channel at lower
1184                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &Value);
1185                 Value &= (~0x20);
1186                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, Value);
1187
1188                 RTMP_IO_READ32(pAd, TX_BAND_CFG, &Data);
1189                 Data &= 0xfffffffe;
1190                 RTMP_IO_WRITE32(pAd, TX_BAND_CFG, Data);
1191
1192                 if (pAd->MACVersion == 0x28600100)
1193                 {
1194                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R69, 0x1A);
1195                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R70, 0x0A);
1196                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R73, 0x16);
1197             DBGPRINT(RT_DEBUG_TRACE, ("!!!rt2860C !!! \n" ));
1198                 }
1199
1200                 DBGPRINT(RT_DEBUG_TRACE, ("!!!40MHz Lower LINK UP !!! Control Channel at Below. Central = %d \n", pAd->CommonCfg.CentralChannel ));
1201         }
1202         else if ((pAd->CommonCfg.CentralChannel < pAd->CommonCfg.Channel) && (pAd->MlmeAux.HtCapability.HtCapInfo.ChannelWidth == BW_40))
1203     {
1204             // Must using 40MHz.
1205                 pAd->CommonCfg.BBPCurrentBW = BW_40;
1206                 AsicSwitchChannel(pAd, pAd->CommonCfg.CentralChannel, FALSE);
1207             AsicLockChannel(pAd, pAd->CommonCfg.CentralChannel);
1208
1209                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &Value);
1210                 Value &= (~0x18);
1211                 Value |= 0x10;
1212                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, Value);
1213
1214                 RTMP_IO_READ32(pAd, TX_BAND_CFG, &Data);
1215                 Data |= 0x1;
1216                 RTMP_IO_WRITE32(pAd, TX_BAND_CFG, Data);
1217
1218                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &Value);
1219             Value |= (0x20);
1220                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, Value);
1221
1222                 if (pAd->MACVersion == 0x28600100)
1223                 {
1224                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R69, 0x1A);
1225                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R70, 0x0A);
1226                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R73, 0x16);
1227                             DBGPRINT(RT_DEBUG_TRACE, ("!!!rt2860C !!! \n" ));
1228                 }
1229
1230             DBGPRINT(RT_DEBUG_TRACE, ("!!! 40MHz Upper LINK UP !!! Control Channel at UpperCentral = %d \n", pAd->CommonCfg.CentralChannel ));
1231     }
1232     else
1233     {
1234             pAd->CommonCfg.BBPCurrentBW = BW_20;
1235                 pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel;
1236                 AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
1237                 AsicLockChannel(pAd, pAd->CommonCfg.Channel);
1238
1239                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &Value);
1240                 Value &= (~0x18);
1241                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, Value);
1242
1243                 RTMP_IO_READ32(pAd, TX_BAND_CFG, &Data);
1244                 Data &= 0xfffffffe;
1245                 RTMP_IO_WRITE32(pAd, TX_BAND_CFG, Data);
1246
1247                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &Value);
1248                 Value &= (~0x20);
1249                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, Value);
1250
1251                 if (pAd->MACVersion == 0x28600100)
1252                 {
1253                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R69, 0x16);
1254                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R70, 0x08);
1255                         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R73, 0x11);
1256             DBGPRINT(RT_DEBUG_TRACE, ("!!!rt2860C !!! \n" ));
1257                 }
1258
1259             DBGPRINT(RT_DEBUG_TRACE, ("!!! 20MHz LINK UP !!! \n" ));
1260     }
1261
1262         RTMPSetAGCInitValue(pAd, pAd->CommonCfg.BBPCurrentBW);
1263         //
1264         // Save BBP_R66 value, it will be used in RTUSBResumeMsduTransmission
1265         //
1266         RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R66, &pAd->BbpTuning.R66CurrentValue);
1267
1268         DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !!! (BssType=%d, AID=%d, ssid=%s, Channel=%d, CentralChannel = %d)\n",
1269                 BssType, pAd->StaActive.Aid, pAd->CommonCfg.Ssid, pAd->CommonCfg.Channel, pAd->CommonCfg.CentralChannel));
1270
1271         DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !!! (Density =%d, )\n", pAd->MacTab.Content[BSSID_WCID].MpduDensity));
1272
1273                 AsicSetBssid(pAd, pAd->CommonCfg.Bssid);
1274
1275         AsicSetSlotTime(pAd, TRUE);
1276         AsicSetEdcaParm(pAd, &pAd->CommonCfg.APEdcaParm);
1277
1278         // Call this for RTS protectionfor legacy rate, we will always enable RTS threshold, but normally it will not hit
1279         AsicUpdateProtect(pAd, 0, (OFDMSETPROTECT | CCKSETPROTECT), TRUE, FALSE);
1280
1281         if ((pAd->StaActive.SupportedPhyInfo.bHtEnable == TRUE))
1282         {
1283                 // Update HT protectionfor based on AP's operating mode.
1284         if (pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent == 1)
1285         {
1286                 AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode,  ALLN_SETPROTECT, FALSE, TRUE);
1287         }
1288         else
1289                         AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode,  ALLN_SETPROTECT, FALSE, FALSE);
1290         }
1291
1292         NdisZeroMemory(&pAd->DrsCounters, sizeof(COUNTER_DRS));
1293
1294         NdisGetSystemUpTime(&Now);
1295         pAd->StaCfg.LastBeaconRxTime = Now;   // last RX timestamp
1296
1297         if ((pAd->CommonCfg.TxPreamble != Rt802_11PreambleLong) &&
1298                 CAP_IS_SHORT_PREAMBLE_ON(pAd->StaActive.CapabilityInfo))
1299         {
1300                 MlmeSetTxPreamble(pAd, Rt802_11PreambleShort);
1301         }
1302
1303         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1304
1305         if (pAd->CommonCfg.RadarDetect.RDMode == RD_SILENCE_MODE)
1306         {
1307         }
1308         pAd->CommonCfg.RadarDetect.RDMode = RD_NORMAL_MODE;
1309
1310         if (BssType == BSS_ADHOC)
1311         {
1312                 MakeIbssBeacon(pAd);
1313                 if ((pAd->CommonCfg.Channel > 14)
1314                         && (pAd->CommonCfg.bIEEE80211H == 1)
1315                         && RadarChannelCheck(pAd, pAd->CommonCfg.Channel))
1316                 {
1317                         ; //Do nothing
1318                 }
1319                 else
1320                 {
1321                         AsicEnableIbssSync(pAd);
1322                 }
1323
1324                 // In ad hoc mode, use MAC table from index 1.
1325                 // p.s ASIC use all 0xff as termination of WCID table search.To prevent it's 0xff-ff-ff-ff-ff-ff, Write 0 here.
1326                 RTMP_IO_WRITE32(pAd, MAC_WCID_BASE, 0x00);
1327                 RTMP_IO_WRITE32(pAd, 0x1808, 0x00);
1328
1329                 // If WEP is enabled, add key material and cipherAlg into Asic
1330                 // Fill in Shared Key Table(offset: 0x6c00) and Shared Key Mode(offset: 0x7000)
1331
1332                 if (pAd->StaCfg.WepStatus == Ndis802_11WEPEnabled)
1333                 {
1334                         PUCHAR  Key;
1335                         UCHAR   CipherAlg;
1336
1337                         for (idx=0; idx < SHARE_KEY_NUM; idx++)
1338                 {
1339                                 CipherAlg = pAd->SharedKey[BSS0][idx].CipherAlg;
1340                         Key = pAd->SharedKey[BSS0][idx].Key;
1341
1342                                 if (pAd->SharedKey[BSS0][idx].KeyLen > 0)
1343                                 {
1344                                         // Set key material and cipherAlg to Asic
1345                                 AsicAddSharedKeyEntry(pAd, BSS0, idx, CipherAlg, Key, NULL, NULL);
1346
1347                     if (idx == pAd->StaCfg.DefaultKeyId)
1348                                         {
1349                                                 // Update WCID attribute table and IVEIV table for this group key table
1350                                                 RTMPAddWcidAttributeEntry(pAd, BSS0, idx, CipherAlg, NULL);
1351                                         }
1352                                 }
1353
1354
1355                         }
1356                 }
1357                 // If WPANone is enabled, add key material and cipherAlg into Asic
1358                 // Fill in Shared Key Table(offset: 0x6c00) and Shared Key Mode(offset: 0x7000)
1359                 else if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPANone)
1360                 {
1361                         pAd->StaCfg.DefaultKeyId = 0;   // always be zero
1362
1363             NdisZeroMemory(&pAd->SharedKey[BSS0][0], sizeof(CIPHER_KEY));
1364                                                         pAd->SharedKey[BSS0][0].KeyLen = LEN_TKIP_EK;
1365                         NdisMoveMemory(pAd->SharedKey[BSS0][0].Key, pAd->StaCfg.PMK, LEN_TKIP_EK);
1366
1367             if (pAd->StaCfg.PairCipher == Ndis802_11Encryption2Enabled)
1368             {
1369                         NdisMoveMemory(pAd->SharedKey[BSS0][0].RxMic, &pAd->StaCfg.PMK[16], LEN_TKIP_RXMICK);
1370                         NdisMoveMemory(pAd->SharedKey[BSS0][0].TxMic, &pAd->StaCfg.PMK[16], LEN_TKIP_TXMICK);
1371             }
1372
1373                         // Decide its ChiperAlg
1374                         if (pAd->StaCfg.PairCipher == Ndis802_11Encryption2Enabled)
1375                                 pAd->SharedKey[BSS0][0].CipherAlg = CIPHER_TKIP;
1376                         else if (pAd->StaCfg.PairCipher == Ndis802_11Encryption3Enabled)
1377                                 pAd->SharedKey[BSS0][0].CipherAlg = CIPHER_AES;
1378                         else
1379             {
1380                 DBGPRINT(RT_DEBUG_TRACE, ("Unknow Cipher (=%d), set Cipher to AES\n", pAd->StaCfg.PairCipher));
1381                                 pAd->SharedKey[BSS0][0].CipherAlg = CIPHER_AES;
1382             }
1383
1384                         // Set key material and cipherAlg to Asic
1385                         AsicAddSharedKeyEntry(pAd,
1386                                                                   BSS0,
1387                                                                   0,
1388                                                                   pAd->SharedKey[BSS0][0].CipherAlg,
1389                                                                   pAd->SharedKey[BSS0][0].Key,
1390                                                                   pAd->SharedKey[BSS0][0].TxMic,
1391                                                                   pAd->SharedKey[BSS0][0].RxMic);
1392
1393             // Update WCID attribute table and IVEIV table for this group key table
1394                         RTMPAddWcidAttributeEntry(pAd, BSS0, 0, pAd->SharedKey[BSS0][0].CipherAlg, NULL);
1395
1396                 }
1397
1398         }
1399         else // BSS_INFRA
1400         {
1401                 // Check the new SSID with last SSID
1402                 while (Cancelled == TRUE)
1403                 {
1404                         if (pAd->CommonCfg.LastSsidLen == pAd->CommonCfg.SsidLen)
1405                         {
1406                                 if (RTMPCompareMemory(pAd->CommonCfg.LastSsid, pAd->CommonCfg.Ssid, pAd->CommonCfg.LastSsidLen) == 0)
1407                                 {
1408                                         // Link to the old one no linkdown is required.
1409                                         break;
1410                                 }
1411                         }
1412                         // Send link down event before set to link up
1413                         pAd->IndicateMediaState = NdisMediaStateDisconnected;
1414                         RTMP_IndicateMediaState(pAd);
1415             pAd->ExtraInfo = GENERAL_LINK_DOWN;
1416                         DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event AA!\n"));
1417                         break;
1418                 }
1419
1420                 //
1421                 // On WPA mode, Remove All Keys if not connect to the last BSSID
1422                 // Key will be set after 4-way handshake.
1423                 //
1424                 if ((pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA))
1425                 {
1426                         ULONG           IV;
1427
1428                         // Remove all WPA keys
1429                         RTMPWPARemoveAllKeys(pAd);
1430                         pAd->StaCfg.PortSecured = WPA_802_1X_PORT_NOT_SECURED;
1431                         pAd->StaCfg.PrivacyFilter = Ndis802_11PrivFilter8021xWEP;
1432
1433                         // Fixed connection failed with Range Maximizer - 515 AP (Marvell Chip) when security is WPAPSK/TKIP
1434                         // If IV related values are too large in GroupMsg2, AP would ignore this message.
1435                         IV = 0;
1436                         IV |= (pAd->StaCfg.DefaultKeyId << 30);
1437                         AsicUpdateWCIDIVEIV(pAd, BSSID_WCID, IV, 0);
1438                 }
1439                 // NOTE:
1440                 // the decision of using "short slot time" or not may change dynamically due to
1441                 // new STA association to the AP. so we have to decide that upon parsing BEACON, not here
1442
1443                 // NOTE:
1444                 // the decision to use "RTC/CTS" or "CTS-to-self" protection or not may change dynamically
1445                 // due to new STA association to the AP. so we have to decide that upon parsing BEACON, not here
1446
1447                 ComposePsPoll(pAd);
1448                 ComposeNullFrame(pAd);
1449
1450                         AsicEnableBssSync(pAd);
1451
1452                 // Add BSSID to WCID search table
1453                 AsicUpdateRxWCIDTable(pAd, BSSID_WCID, pAd->CommonCfg.Bssid);
1454
1455                 NdisAcquireSpinLock(&pAd->MacTabLock);
1456                 // add this BSSID entry into HASH table
1457                 {
1458                         UCHAR HashIdx;
1459
1460                         //pEntry = &pAd->MacTab.Content[BSSID_WCID];
1461                         HashIdx = MAC_ADDR_HASH_INDEX(pAd->CommonCfg.Bssid);
1462                         if (pAd->MacTab.Hash[HashIdx] == NULL)
1463                         {
1464                                 pAd->MacTab.Hash[HashIdx] = pEntry;
1465                         }
1466                         else
1467                         {
1468                                 pCurrEntry = pAd->MacTab.Hash[HashIdx];
1469                                 while (pCurrEntry->pNext != NULL)
1470                                         pCurrEntry = pCurrEntry->pNext;
1471                                 pCurrEntry->pNext = pEntry;
1472                         }
1473                 }
1474                 NdisReleaseSpinLock(&pAd->MacTabLock);
1475
1476
1477                 // If WEP is enabled, add paiewise and shared key
1478         if (((pAd->StaCfg.WpaSupplicantUP)&&
1479              (pAd->StaCfg.WepStatus == Ndis802_11WEPEnabled)&&
1480              (pAd->StaCfg.PortSecured == WPA_802_1X_PORT_SECURED)) ||
1481             ((pAd->StaCfg.WpaSupplicantUP == WPA_SUPPLICANT_DISABLE)&&
1482               (pAd->StaCfg.WepStatus == Ndis802_11WEPEnabled)))
1483                 {
1484                         PUCHAR  Key;
1485                         UCHAR   CipherAlg;
1486
1487                         for (idx=0; idx < SHARE_KEY_NUM; idx++)
1488                 {
1489                                 CipherAlg = pAd->SharedKey[BSS0][idx].CipherAlg;
1490                         Key = pAd->SharedKey[BSS0][idx].Key;
1491
1492                                 if (pAd->SharedKey[BSS0][idx].KeyLen > 0)
1493                                 {
1494                                         // Set key material and cipherAlg to Asic
1495                                 AsicAddSharedKeyEntry(pAd, BSS0, idx, CipherAlg, Key, NULL, NULL);
1496
1497                                         if (idx == pAd->StaCfg.DefaultKeyId)
1498                                         {
1499                                                 // Assign group key info
1500                                                 RTMPAddWcidAttributeEntry(pAd, BSS0, idx, CipherAlg, NULL);
1501
1502                                                 // Assign pairwise key info
1503                                                 RTMPAddWcidAttributeEntry(pAd, BSS0, idx, CipherAlg, pEntry);
1504                                         }
1505                                 }
1506                         }
1507                 }
1508
1509                 // only INFRASTRUCTURE mode need to indicate connectivity immediately; ADHOC mode
1510                 // should wait until at least 2 active nodes in this BSSID.
1511                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
1512
1513         // For GUI ++
1514                 if (pAd->StaCfg.AuthMode < Ndis802_11AuthModeWPA)
1515                 {
1516                         pAd->IndicateMediaState = NdisMediaStateConnected;
1517                         pAd->ExtraInfo = GENERAL_LINK_UP;
1518                         RTMP_IndicateMediaState(pAd);
1519                 }
1520         // --
1521
1522                 // Add BSSID in my MAC Table.
1523         NdisAcquireSpinLock(&pAd->MacTabLock);
1524                 RTMPMoveMemory(pAd->MacTab.Content[BSSID_WCID].Addr, pAd->CommonCfg.Bssid, MAC_ADDR_LEN);
1525                 pAd->MacTab.Content[BSSID_WCID].Aid = BSSID_WCID;
1526                 pAd->MacTab.Content[BSSID_WCID].pAd = pAd;
1527                 pAd->MacTab.Content[BSSID_WCID].ValidAsCLI = TRUE;      //Although this is bssid..still set ValidAsCl
1528                 pAd->MacTab.Size = 1;   // infra mode always set MACtab size =1.
1529                 pAd->MacTab.Content[BSSID_WCID].Sst = SST_ASSOC;
1530                 pAd->MacTab.Content[BSSID_WCID].AuthState = SST_ASSOC;
1531 #ifdef RT30xx
1532                 pAd->MacTab.Content[BSSID_WCID].AuthMode = pAd->StaCfg.AuthMode;
1533 #endif
1534                 pAd->MacTab.Content[BSSID_WCID].WepStatus = pAd->StaCfg.WepStatus;
1535         NdisReleaseSpinLock(&pAd->MacTabLock);
1536
1537                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !!!  ClientStatusFlags=%lx)\n",
1538                         pAd->MacTab.Content[BSSID_WCID].ClientStatusFlags));
1539
1540                 MlmeUpdateTxRates(pAd, TRUE, BSS0);
1541                 MlmeUpdateHtTxRates(pAd, BSS0);
1542                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !! (StaActive.bHtEnable =%d, )\n", pAd->StaActive.SupportedPhyInfo.bHtEnable));
1543
1544                 if (pAd->CommonCfg.bAggregationCapable)
1545                 {
1546                         if ((pAd->CommonCfg.bPiggyBackCapable) && (pAd->MlmeAux.APRalinkIe & 0x00000003) == 3)
1547                         {
1548
1549                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_PIGGYBACK_INUSED);
1550                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1551                 RTMPSetPiggyBack(pAd, TRUE);
1552                                 DBGPRINT(RT_DEBUG_TRACE, ("Turn on Piggy-Back\n"));
1553                         }
1554                         else if (pAd->MlmeAux.APRalinkIe & 0x00000001)
1555                         {
1556                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1557                         }
1558                 }
1559
1560                 if (pAd->MlmeAux.APRalinkIe != 0x0)
1561                 {
1562                         if (CLIENT_STATUS_TEST_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RDG_CAPABLE))
1563                         {
1564                                 AsicEnableRDG(pAd);
1565                         }
1566
1567                         OPSTATUS_SET_FLAG(pAd, fCLIENT_STATUS_RALINK_CHIPSET);
1568                         CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RALINK_CHIPSET);
1569                 }
1570                 else
1571                 {
1572                         OPSTATUS_CLEAR_FLAG(pAd, fCLIENT_STATUS_RALINK_CHIPSET);
1573                         CLIENT_STATUS_CLEAR_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RALINK_CHIPSET);
1574                 }
1575         }
1576
1577         DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_CONNECT Event B!.BACapability = %x. ClientStatusFlags = %lx\n", pAd->CommonCfg.BACapability.word, pAd->MacTab.Content[BSSID_WCID].ClientStatusFlags));
1578
1579         // Set LED
1580         RTMPSetLED(pAd, LED_LINK_UP);
1581
1582         pAd->Mlme.PeriodicRound = 0;
1583         pAd->Mlme.OneSecPeriodicRound = 0;
1584         pAd->bConfigChanged = FALSE;        // Reset config flag
1585         pAd->ExtraInfo = GENERAL_LINK_UP;   // Update extra information to link is up
1586
1587         // Set asic auto fall back
1588         {
1589                 PUCHAR                                  pTable;
1590                 UCHAR                                   TableSize = 0;
1591
1592                 MlmeSelectTxRateTable(pAd, &pAd->MacTab.Content[BSSID_WCID], &pTable, &TableSize, &pAd->CommonCfg.TxRateIndex);
1593                 AsicUpdateAutoFallBackTable(pAd, pTable);
1594         }
1595
1596         NdisAcquireSpinLock(&pAd->MacTabLock);
1597     pEntry->HTPhyMode.word = pAd->StaCfg.HTPhyMode.word;
1598     pEntry->MaxHTPhyMode.word = pAd->StaCfg.HTPhyMode.word;
1599         if (pAd->StaCfg.bAutoTxRateSwitch == FALSE)
1600         {
1601                 pEntry->bAutoTxRateSwitch = FALSE;
1602
1603                 if (pEntry->HTPhyMode.field.MCS == 32)
1604                         pEntry->HTPhyMode.field.ShortGI = GI_800;
1605
1606                 if ((pEntry->HTPhyMode.field.MCS > MCS_7) || (pEntry->HTPhyMode.field.MCS == 32))
1607                         pEntry->HTPhyMode.field.STBC = STBC_NONE;
1608
1609                 // If the legacy mode is set, overwrite the transmit setting of this entry.
1610                 if (pEntry->HTPhyMode.field.MODE <= MODE_OFDM)
1611                         RTMPUpdateLegacyTxSetting((UCHAR)pAd->StaCfg.DesiredTransmitSetting.field.FixedTxMode, pEntry);
1612         }
1613         else
1614                 pEntry->bAutoTxRateSwitch = TRUE;
1615         NdisReleaseSpinLock(&pAd->MacTabLock);
1616
1617         //  Let Link Status Page display first initial rate.
1618         pAd->LastTxRate = (USHORT)(pEntry->HTPhyMode.word);
1619         // Select DAC according to HT or Legacy
1620         if (pAd->StaActive.SupportedPhyInfo.MCSSet[0] != 0x00)
1621         {
1622                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &Value);
1623                 Value &= (~0x18);
1624                 if (pAd->Antenna.field.TxPath == 2)
1625                 {
1626                     Value |= 0x10;
1627                 }
1628                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, Value);
1629         }
1630         else
1631         {
1632                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &Value);
1633                 Value &= (~0x18);
1634                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, Value);
1635         }
1636
1637         if (pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE)
1638         {
1639         }
1640         else if (pEntry->MaxRAmpduFactor == 0)
1641         {
1642             // If HT AP doesn't support MaxRAmpduFactor = 1, we need to set max PSDU to 0.
1643             // Because our Init value is 1 at MACRegTable.
1644                 RTMP_IO_WRITE32(pAd, MAX_LEN_CFG, 0x0fff);
1645         }
1646
1647         // Patch for Marvel AP to gain high throughput
1648         // Need to set as following,
1649         // 1. Set txop in register-EDCA_AC0_CFG as 0x60
1650         // 2. Set EnTXWriteBackDDONE in register-WPDMA_GLO_CFG as zero
1651         // 3. PBF_MAX_PCNT as 0x1F3FBF9F
1652         // 4. kick per two packets when dequeue
1653         //
1654         // Txop can only be modified when RDG is off, WMM is disable and TxBurst is enable
1655         //
1656         // if 1. Legacy AP WMM on,  or 2. 11n AP, AMPDU disable.  Force turn off burst no matter what bEnableTxBurst is.
1657 #ifdef RT30xx
1658         if (!((pAd->CommonCfg.RxStream == 1)&&(pAd->CommonCfg.TxStream == 1)) &&
1659                 (((pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE) && OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED))
1660                 || ((pAd->StaActive.SupportedPhyInfo.bHtEnable == TRUE) && (pAd->CommonCfg.BACapability.field.Policy == BA_NOTUSE))))
1661 #endif
1662 #ifndef RT30xx
1663         if (((pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE) && (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED)))
1664                 || ((pAd->StaActive.SupportedPhyInfo.bHtEnable == TRUE) && (pAd->CommonCfg.BACapability.field.Policy == BA_NOTUSE)))
1665 #endif
1666         {
1667                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1668                 Data  &= 0xFFFFFF00;
1669                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1670
1671                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3F7F9F);
1672                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 1\n"));
1673         }
1674         else
1675         if (pAd->CommonCfg.bEnableTxBurst)
1676         {
1677                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1678                 Data  &= 0xFFFFFF00;
1679                 Data  |= 0x60;
1680                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1681                 pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = TRUE;
1682
1683                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3FBF9F);
1684                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 2\n"));
1685         }
1686         else
1687         {
1688                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1689                 Data  &= 0xFFFFFF00;
1690                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1691
1692                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3F7F9F);
1693                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 3\n"));
1694         }
1695
1696         // Re-check to turn on TX burst or not.
1697         if ((pAd->CommonCfg.IOTestParm.bLastAtheros == TRUE) && ((STA_WEP_ON(pAd))||(STA_TKIP_ON(pAd))))
1698         {
1699                 pAd->CommonCfg.IOTestParm.bNextDisableRxBA = TRUE;
1700                 if (pAd->CommonCfg.bEnableTxBurst)
1701                 {
1702                     UINT32 MACValue = 0;
1703                         // Force disable  TXOP value in this case. The same action in MLMEUpdateProtect too.
1704                         // I didn't change PBF_MAX_PCNT setting.
1705                         RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &MACValue);
1706                         MACValue  &= 0xFFFFFF00;
1707                         RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, MACValue);
1708                         pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = FALSE;
1709                 }
1710         }
1711         else
1712         {
1713                 pAd->CommonCfg.IOTestParm.bNextDisableRxBA = FALSE;
1714         }
1715
1716         pAd->CommonCfg.IOTestParm.bLastAtheros = FALSE;
1717         COPY_MAC_ADDR(pAd->CommonCfg.LastBssid, pAd->CommonCfg.Bssid);
1718         DBGPRINT(RT_DEBUG_TRACE, ("!!!pAd->bNextDisableRxBA= %d \n", pAd->CommonCfg.IOTestParm.bNextDisableRxBA));
1719         // BSSID add in one MAC entry too.  Because in Tx, ASIC need to check Cipher and IV/EIV, BAbitmap
1720         // Pther information in MACTab.Content[BSSID_WCID] is not necessary for driver.
1721         // Note: As STA, The MACTab.Content[BSSID_WCID]. PairwiseKey and Shared Key for BSS0 are the same.
1722
1723     if (pAd->StaCfg.WepStatus <= Ndis802_11WEPDisabled)
1724     {
1725         pAd->StaCfg.PortSecured = WPA_802_1X_PORT_SECURED;
1726                 pAd->StaCfg.PrivacyFilter = Ndis802_11PrivFilterAcceptAll;
1727         }
1728
1729         NdisAcquireSpinLock(&pAd->MacTabLock);
1730         pEntry->PortSecured = pAd->StaCfg.PortSecured;
1731         NdisReleaseSpinLock(&pAd->MacTabLock);
1732
1733     //
1734         // Patch Atheros AP TX will breakdown issue.
1735         // AP Model: DLink DWL-8200AP
1736         //
1737         if (INFRA_ON(pAd) && OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED) && STA_TKIP_ON(pAd))
1738         {
1739                 RTMP_IO_WRITE32(pAd, RX_PARSER_CFG, 0x01);
1740         }
1741         else
1742         {
1743                 RTMP_IO_WRITE32(pAd, RX_PARSER_CFG, 0x00);
1744         }
1745
1746         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS);
1747 }
1748
1749 /*
1750         ==========================================================================
1751
1752         Routine Description:
1753                 Disconnect current BSSID
1754
1755         Arguments:
1756                 pAd                             - Pointer to our adapter
1757                 IsReqFromAP             - Request from AP
1758
1759         Return Value:
1760                 None
1761
1762         IRQL = DISPATCH_LEVEL
1763
1764         Note:
1765                 We need more information to know it's this requst from AP.
1766                 If yes! we need to do extra handling, for example, remove the WPA key.
1767                 Otherwise on 4-way handshaking will faied, since the WPA key didn't be
1768                 remove while auto reconnect.
1769                 Disconnect request from AP, it means we will start afresh 4-way handshaking
1770                 on WPA mode.
1771
1772         ==========================================================================
1773 */
1774 VOID LinkDown(
1775         IN PRTMP_ADAPTER pAd,
1776         IN  BOOLEAN      IsReqFromAP)
1777 {
1778         UCHAR                       i, ByteValue = 0;
1779
1780         // Do nothing if monitor mode is on
1781         if (MONITOR_ON(pAd))
1782                 return;
1783
1784     if (pAd->CommonCfg.bWirelessEvent)
1785         {
1786                 RTMPSendWirelessEvent(pAd, IW_STA_LINKDOWN_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1787         }
1788
1789         DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN !!!\n"));
1790         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1791
1792         if (ADHOC_ON(pAd))              // Adhoc mode link down
1793         {
1794                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN 1!!!\n"));
1795
1796                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_ADHOC_ON);
1797                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
1798                 pAd->IndicateMediaState = NdisMediaStateDisconnected;
1799                 RTMP_IndicateMediaState(pAd);
1800         pAd->ExtraInfo = GENERAL_LINK_DOWN;
1801                 BssTableDeleteEntry(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Channel);
1802                 DBGPRINT(RT_DEBUG_TRACE, ("!!! MacTab.Size=%d !!!\n", pAd->MacTab.Size));
1803         }
1804         else                                    // Infra structure mode
1805         {
1806                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN 2!!!\n"));
1807
1808                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_INFRA_ON);
1809                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
1810
1811                 // Saved last SSID for linkup comparison
1812                 pAd->CommonCfg.LastSsidLen = pAd->CommonCfg.SsidLen;
1813                 NdisMoveMemory(pAd->CommonCfg.LastSsid, pAd->CommonCfg.Ssid, pAd->CommonCfg.LastSsidLen);
1814                 COPY_MAC_ADDR(pAd->CommonCfg.LastBssid, pAd->CommonCfg.Bssid);
1815                 if (pAd->MlmeAux.CurrReqIsFromNdis == TRUE)
1816                 {
1817                         pAd->IndicateMediaState = NdisMediaStateDisconnected;
1818                         RTMP_IndicateMediaState(pAd);
1819             pAd->ExtraInfo = GENERAL_LINK_DOWN;
1820                         DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event A!\n"));
1821                         pAd->MlmeAux.CurrReqIsFromNdis = FALSE;
1822                 }
1823                 else
1824                 {
1825             //
1826                         // If disassociation request is from NDIS, then we don't need to delete BSSID from entry.
1827                         // Otherwise lost beacon or receive De-Authentication from AP,
1828                         // then we should delete BSSID from BssTable.
1829                         // If we don't delete from entry, roaming will fail.
1830                         //
1831                         BssTableDeleteEntry(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Channel);
1832                 }
1833
1834                 // restore back to -
1835                 //      1. long slot (20 us) or short slot (9 us) time
1836                 //      2. turn on/off RTS/CTS and/or CTS-to-self protection
1837                 //      3. short preamble
1838                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_BG_PROTECTION_INUSED);
1839
1840                 if (pAd->StaCfg.CCXAdjacentAPReportFlag == TRUE)
1841                 {
1842                         //
1843                         // Record current AP's information.
1844                         // for later used reporting Adjacent AP report.
1845                         //
1846                         pAd->StaCfg.CCXAdjacentAPChannel = pAd->CommonCfg.Channel;
1847                         pAd->StaCfg.CCXAdjacentAPSsidLen = pAd->CommonCfg.SsidLen;
1848                         NdisMoveMemory(pAd->StaCfg.CCXAdjacentAPSsid, pAd->CommonCfg.Ssid, pAd->StaCfg.CCXAdjacentAPSsidLen);
1849                         COPY_MAC_ADDR(pAd->StaCfg.CCXAdjacentAPBssid, pAd->CommonCfg.Bssid);
1850                 }
1851         }
1852
1853         for (i=1; i<MAX_LEN_OF_MAC_TABLE; i++)
1854         {
1855                 if (pAd->MacTab.Content[i].ValidAsCLI == TRUE)
1856                         MacTableDeleteEntry(pAd, pAd->MacTab.Content[i].Aid, pAd->MacTab.Content[i].Addr);
1857         }
1858
1859         pAd->StaCfg.CCXQosECWMin        = 4;
1860         pAd->StaCfg.CCXQosECWMax        = 10;
1861
1862         AsicSetSlotTime(pAd, TRUE); //FALSE);
1863         AsicSetEdcaParm(pAd, NULL);
1864
1865         // Set LED
1866         RTMPSetLED(pAd, LED_LINK_DOWN);
1867     pAd->LedIndicatorStregth = 0xF0;
1868     RTMPSetSignalLED(pAd, -100);        // Force signal strength Led to be turned off, firmware is not done it.
1869
1870                 AsicDisableSync(pAd);
1871
1872         pAd->Mlme.PeriodicRound = 0;
1873         pAd->Mlme.OneSecPeriodicRound = 0;
1874
1875         if (pAd->StaCfg.BssType == BSS_INFRA)
1876         {
1877                 // Remove StaCfg Information after link down
1878                 NdisZeroMemory(pAd->CommonCfg.Bssid, MAC_ADDR_LEN);
1879                 NdisZeroMemory(pAd->CommonCfg.Ssid, MAX_LEN_OF_SSID);
1880                 pAd->CommonCfg.SsidLen = 0;
1881         }
1882
1883         NdisZeroMemory(&pAd->MlmeAux.HtCapability, sizeof(HT_CAPABILITY_IE));
1884         NdisZeroMemory(&pAd->MlmeAux.AddHtInfo, sizeof(ADD_HT_INFO_IE));
1885         pAd->MlmeAux.HtCapabilityLen = 0;
1886         pAd->MlmeAux.NewExtChannelOffset = 0xff;
1887
1888         // Reset WPA-PSK state. Only reset when supplicant enabled
1889         if (pAd->StaCfg.WpaState != SS_NOTUSE)
1890         {
1891                 pAd->StaCfg.WpaState = SS_START;
1892                 // Clear Replay counter
1893                 NdisZeroMemory(pAd->StaCfg.ReplayCounter, 8);
1894         }
1895
1896
1897         //
1898         // if link down come from AP, we need to remove all WPA keys on WPA mode.
1899         // otherwise will cause 4-way handshaking failed, since the WPA key not empty.
1900         //
1901         if ((IsReqFromAP) && (pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA))
1902         {
1903                 // Remove all WPA keys
1904                 RTMPWPARemoveAllKeys(pAd);
1905         }
1906
1907         // 802.1x port control
1908
1909         // Prevent clear PortSecured here with static WEP
1910         // NetworkManger set security policy first then set SSID to connect AP.
1911         if (pAd->StaCfg.WpaSupplicantUP &&
1912                 (pAd->StaCfg.WepStatus == Ndis802_11WEPEnabled) &&
1913                 (pAd->StaCfg.IEEE8021X == FALSE))
1914         {
1915                 pAd->StaCfg.PortSecured = WPA_802_1X_PORT_SECURED;
1916         }
1917         else
1918         {
1919                 pAd->StaCfg.PortSecured = WPA_802_1X_PORT_NOT_SECURED;
1920                 pAd->StaCfg.PrivacyFilter = Ndis802_11PrivFilter8021xWEP;
1921         }
1922
1923         NdisAcquireSpinLock(&pAd->MacTabLock);
1924         pAd->MacTab.Content[BSSID_WCID].PortSecured = pAd->StaCfg.PortSecured;
1925         NdisReleaseSpinLock(&pAd->MacTabLock);
1926
1927         pAd->StaCfg.MicErrCnt = 0;
1928
1929         // Turn off Ckip control flag
1930         pAd->StaCfg.bCkipOn = FALSE;
1931         pAd->StaCfg.CCXEnable = FALSE;
1932
1933     pAd->IndicateMediaState = NdisMediaStateDisconnected;
1934         // Update extra information to link is up
1935         pAd->ExtraInfo = GENERAL_LINK_DOWN;
1936
1937     pAd->StaActive.SupportedPhyInfo.bHtEnable = FALSE;
1938
1939         // Reset the Current AP's IP address
1940         NdisZeroMemory(pAd->StaCfg.AironetIPAddress, 4);
1941 #ifdef RT2870
1942         pAd->bUsbTxBulkAggre = FALSE;
1943 #endif // RT2870 //
1944
1945         // Clean association information
1946         NdisZeroMemory(&pAd->StaCfg.AssocInfo, sizeof(NDIS_802_11_ASSOCIATION_INFORMATION));
1947         pAd->StaCfg.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
1948         pAd->StaCfg.ReqVarIELen = 0;
1949         pAd->StaCfg.ResVarIELen = 0;
1950
1951         //
1952         // Reset RSSI value after link down
1953         //
1954         pAd->StaCfg.RssiSample.AvgRssi0 = 0;
1955         pAd->StaCfg.RssiSample.AvgRssi0X8 = 0;
1956         pAd->StaCfg.RssiSample.AvgRssi1 = 0;
1957         pAd->StaCfg.RssiSample.AvgRssi1X8 = 0;
1958         pAd->StaCfg.RssiSample.AvgRssi2 = 0;
1959         pAd->StaCfg.RssiSample.AvgRssi2X8 = 0;
1960
1961         // Restore MlmeRate
1962         pAd->CommonCfg.MlmeRate = pAd->CommonCfg.BasicMlmeRate;
1963         pAd->CommonCfg.RtsRate = pAd->CommonCfg.BasicMlmeRate;
1964
1965         //
1966         // After Link down, reset piggy-back setting in ASIC. Disable RDG.
1967         //
1968         if (pAd->CommonCfg.BBPCurrentBW == BW_40)
1969         {
1970                 pAd->CommonCfg.BBPCurrentBW = BW_20;
1971                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &ByteValue);
1972                 ByteValue &= (~0x18);
1973                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, ByteValue);
1974         }
1975
1976         // Reset DAC
1977         RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &ByteValue);
1978         ByteValue &= (~0x18);
1979         if (pAd->Antenna.field.TxPath == 2)
1980         {
1981                 ByteValue |= 0x10;
1982         }
1983         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, ByteValue);
1984
1985         RTMPSetPiggyBack(pAd,FALSE);
1986         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_PIGGYBACK_INUSED);
1987
1988         pAd->CommonCfg.BACapability.word = pAd->CommonCfg.REGBACapability.word;
1989
1990         // Restore all settings in the following.
1991         AsicUpdateProtect(pAd, 0, (ALLN_SETPROTECT|CCKSETPROTECT|OFDMSETPROTECT), TRUE, FALSE);
1992         AsicDisableRDG(pAd);
1993         pAd->CommonCfg.IOTestParm.bCurrentAtheros = FALSE;
1994         pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = FALSE;
1995
1996         RTMP_IO_WRITE32(pAd, MAX_LEN_CFG, 0x1fff);
1997         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS);
1998
1999         {
2000                 union iwreq_data    wrqu;
2001                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
2002                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
2003         }
2004
2005 #ifdef RT30xx
2006         if (IS_RT3090(pAd))
2007         {
2008                 UINT32                          macdata;
2009                 // disable MMPS BBP control register
2010                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &ByteValue);
2011                 ByteValue &= ~(0x04);   //bit 2
2012                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, ByteValue);
2013
2014                 // disable MMPS MAC control register
2015                 RTMP_IO_READ32(pAd, 0x1210, &macdata);
2016                 macdata &= ~(0x09);     //bit 0, 3
2017                 RTMP_IO_WRITE32(pAd, 0x1210, macdata);
2018         }
2019 #endif // RT30xx //
2020 }
2021
2022 /*
2023         ==========================================================================
2024         Description:
2025
2026         IRQL = DISPATCH_LEVEL
2027
2028         ==========================================================================
2029 */
2030 VOID IterateOnBssTab(
2031         IN PRTMP_ADAPTER pAd)
2032 {
2033         MLME_START_REQ_STRUCT   StartReq;
2034         MLME_JOIN_REQ_STRUCT    JoinReq;
2035         ULONG                   BssIdx;
2036
2037         // Change the wepstatus to original wepstatus
2038         pAd->StaCfg.WepStatus   = pAd->StaCfg.OrigWepStatus;
2039         pAd->StaCfg.PairCipher  = pAd->StaCfg.OrigWepStatus;
2040         pAd->StaCfg.GroupCipher = pAd->StaCfg.OrigWepStatus;
2041
2042         BssIdx = pAd->MlmeAux.BssIdx;
2043         if (BssIdx < pAd->MlmeAux.SsidBssTab.BssNr)
2044         {
2045                 // Check cipher suite, AP must have more secured cipher than station setting
2046                 // Set the Pairwise and Group cipher to match the intended AP setting
2047                 // We can only connect to AP with less secured cipher setting
2048                 if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK))
2049                 {
2050                         pAd->StaCfg.GroupCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.GroupCipher;
2051
2052                         if (pAd->StaCfg.WepStatus == pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipher)
2053                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipher;
2054                         else if (pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipherAux != Ndis802_11WEPDisabled)
2055                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipherAux;
2056                         else    // There is no PairCipher Aux, downgrade our capability to TKIP
2057                                 pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
2058                 }
2059                 else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK))
2060                 {
2061                         pAd->StaCfg.GroupCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.GroupCipher;
2062
2063                         if (pAd->StaCfg.WepStatus == pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipher)
2064                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipher;
2065                         else if (pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipherAux != Ndis802_11WEPDisabled)
2066                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipherAux;
2067                         else    // There is no PairCipher Aux, downgrade our capability to TKIP
2068                                 pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
2069
2070                         // RSN capability
2071                         pAd->StaCfg.RsnCapability = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.RsnCapability;
2072                 }
2073
2074                 // Set Mix cipher flag
2075                 pAd->StaCfg.bMixCipher = (pAd->StaCfg.PairCipher == pAd->StaCfg.GroupCipher) ? FALSE : TRUE;
2076                 if (pAd->StaCfg.bMixCipher == TRUE)
2077                 {
2078                         // If mix cipher, re-build RSNIE
2079                         RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, 0);
2080                 }
2081
2082                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - iterate BSS %ld of %d\n", BssIdx, pAd->MlmeAux.SsidBssTab.BssNr));
2083                 JoinParmFill(pAd, &JoinReq, BssIdx);
2084                 MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_JOIN_REQ, sizeof(MLME_JOIN_REQ_STRUCT),
2085                                         &JoinReq);
2086                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
2087         }
2088         else if (pAd->StaCfg.BssType == BSS_ADHOC)
2089         {
2090                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All BSS fail; start a new ADHOC (Ssid=%s)...\n",pAd->MlmeAux.Ssid));
2091                 StartParmFill(pAd, &StartReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
2092                 MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ, sizeof(MLME_START_REQ_STRUCT), &StartReq);
2093                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START;
2094         }
2095         else // no more BSS
2096         {
2097                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All roaming failed, stay @ ch #%d\n", pAd->CommonCfg.Channel));
2098                 AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
2099                 AsicLockChannel(pAd, pAd->CommonCfg.Channel);
2100                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
2101         }
2102 }
2103
2104 // for re-association only
2105 // IRQL = DISPATCH_LEVEL
2106 VOID IterateOnBssTab2(
2107         IN PRTMP_ADAPTER pAd)
2108 {
2109         MLME_REASSOC_REQ_STRUCT ReassocReq;
2110         ULONG                   BssIdx;
2111         BSS_ENTRY               *pBss;
2112
2113         BssIdx = pAd->MlmeAux.RoamIdx;
2114         pBss = &pAd->MlmeAux.RoamTab.BssEntry[BssIdx];
2115
2116         if (BssIdx < pAd->MlmeAux.RoamTab.BssNr)
2117         {
2118                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - iterate BSS %ld of %d\n", BssIdx, pAd->MlmeAux.RoamTab.BssNr));
2119
2120                 AsicSwitchChannel(pAd, pBss->Channel, FALSE);
2121                 AsicLockChannel(pAd, pBss->Channel);
2122
2123                 // reassociate message has the same structure as associate message
2124                 AssocParmFill(pAd, &ReassocReq, pBss->Bssid, pBss->CapabilityInfo,
2125                                           ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
2126                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_REASSOC_REQ,
2127                                         sizeof(MLME_REASSOC_REQ_STRUCT), &ReassocReq);
2128
2129                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_REASSOC;
2130         }
2131         else // no more BSS
2132         {
2133                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All fast roaming failed, back to ch #%d\n",pAd->CommonCfg.Channel));
2134                 AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
2135                 AsicLockChannel(pAd, pAd->CommonCfg.Channel);
2136                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
2137         }
2138 }
2139
2140 /*
2141         ==========================================================================
2142         Description:
2143
2144         IRQL = DISPATCH_LEVEL
2145
2146         ==========================================================================
2147 */
2148 VOID JoinParmFill(
2149         IN PRTMP_ADAPTER pAd,
2150         IN OUT MLME_JOIN_REQ_STRUCT *JoinReq,
2151         IN ULONG BssIdx)
2152 {
2153         JoinReq->BssIdx = BssIdx;
2154 }
2155
2156 /*
2157         ==========================================================================
2158         Description:
2159
2160         IRQL = DISPATCH_LEVEL
2161
2162         ==========================================================================
2163 */
2164 VOID ScanParmFill(
2165         IN PRTMP_ADAPTER pAd,
2166         IN OUT MLME_SCAN_REQ_STRUCT *ScanReq,
2167         IN CHAR Ssid[],
2168         IN UCHAR SsidLen,
2169         IN UCHAR BssType,
2170         IN UCHAR ScanType)
2171 {
2172     NdisZeroMemory(ScanReq->Ssid, MAX_LEN_OF_SSID);
2173         ScanReq->SsidLen = SsidLen;
2174         NdisMoveMemory(ScanReq->Ssid, Ssid, SsidLen);
2175         ScanReq->BssType = BssType;
2176         ScanReq->ScanType = ScanType;
2177 }
2178
2179 /*
2180         ==========================================================================
2181         Description:
2182
2183         IRQL = DISPATCH_LEVEL
2184
2185         ==========================================================================
2186 */
2187 VOID StartParmFill(
2188         IN PRTMP_ADAPTER pAd,
2189         IN OUT MLME_START_REQ_STRUCT *StartReq,
2190         IN CHAR Ssid[],
2191         IN UCHAR SsidLen)
2192 {
2193         ASSERT(SsidLen <= MAX_LEN_OF_SSID);
2194         NdisMoveMemory(StartReq->Ssid, Ssid, SsidLen);
2195         StartReq->SsidLen = SsidLen;
2196 }
2197
2198 /*
2199         ==========================================================================
2200         Description:
2201
2202         IRQL = DISPATCH_LEVEL
2203
2204         ==========================================================================
2205 */
2206 VOID AuthParmFill(
2207         IN PRTMP_ADAPTER pAd,
2208         IN OUT MLME_AUTH_REQ_STRUCT *AuthReq,
2209         IN PUCHAR pAddr,
2210         IN USHORT Alg)
2211 {
2212         COPY_MAC_ADDR(AuthReq->Addr, pAddr);
2213         AuthReq->Alg = Alg;
2214         AuthReq->Timeout = AUTH_TIMEOUT;
2215 }
2216
2217 /*
2218         ==========================================================================
2219         Description:
2220
2221         IRQL = DISPATCH_LEVEL
2222
2223         ==========================================================================
2224  */
2225
2226
2227 #ifdef RT2870
2228
2229 VOID MlmeCntlConfirm(
2230         IN PRTMP_ADAPTER pAd,
2231         IN ULONG MsgType,
2232         IN USHORT Msg)
2233 {
2234         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MsgType, sizeof(USHORT), &Msg);
2235 }
2236
2237 VOID ComposePsPoll(
2238         IN PRTMP_ADAPTER pAd)
2239 {
2240         PTXINFO_STRUC           pTxInfo;
2241         PTXWI_STRUC             pTxWI;
2242
2243         DBGPRINT(RT_DEBUG_TRACE, ("ComposePsPoll\n"));
2244         NdisZeroMemory(&pAd->PsPollFrame, sizeof(PSPOLL_FRAME));
2245
2246         pAd->PsPollFrame.FC.PwrMgmt = 0;
2247         pAd->PsPollFrame.FC.Type = BTYPE_CNTL;
2248         pAd->PsPollFrame.FC.SubType = SUBTYPE_PS_POLL;
2249         pAd->PsPollFrame.Aid = pAd->StaActive.Aid | 0xC000;
2250         COPY_MAC_ADDR(pAd->PsPollFrame.Bssid, pAd->CommonCfg.Bssid);
2251         COPY_MAC_ADDR(pAd->PsPollFrame.Ta, pAd->CurrentAddress);
2252
2253         RTMPZeroMemory(&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[0], 100);
2254         pTxInfo = (PTXINFO_STRUC)&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[0];
2255         RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(sizeof(PSPOLL_FRAME)+TXWI_SIZE), TRUE, EpToQueue[MGMTPIPEIDX], FALSE,  FALSE);
2256         pTxWI = (PTXWI_STRUC)&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[TXINFO_SIZE];
2257         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, 0, BSSID_WCID, (sizeof(PSPOLL_FRAME)),
2258                 0,  0, (UCHAR)pAd->CommonCfg.MlmeTransmit.field.MCS, IFS_BACKOFF, FALSE, &pAd->CommonCfg.MlmeTransmit);
2259         RTMPMoveMemory(&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[TXWI_SIZE+TXINFO_SIZE], &pAd->PsPollFrame, sizeof(PSPOLL_FRAME));
2260         // Append 4 extra zero bytes.
2261         pAd->PsPollContext.BulkOutSize =  TXINFO_SIZE + TXWI_SIZE + sizeof(PSPOLL_FRAME) + 4;
2262 }
2263
2264 // IRQL = DISPATCH_LEVEL
2265 VOID ComposeNullFrame(
2266         IN PRTMP_ADAPTER pAd)
2267 {
2268         PTXINFO_STRUC           pTxInfo;
2269         PTXWI_STRUC             pTxWI;
2270
2271         NdisZeroMemory(&pAd->NullFrame, sizeof(HEADER_802_11));
2272         pAd->NullFrame.FC.Type = BTYPE_DATA;
2273         pAd->NullFrame.FC.SubType = SUBTYPE_NULL_FUNC;
2274         pAd->NullFrame.FC.ToDs = 1;
2275         COPY_MAC_ADDR(pAd->NullFrame.Addr1, pAd->CommonCfg.Bssid);
2276         COPY_MAC_ADDR(pAd->NullFrame.Addr2, pAd->CurrentAddress);
2277         COPY_MAC_ADDR(pAd->NullFrame.Addr3, pAd->CommonCfg.Bssid);
2278         RTMPZeroMemory(&pAd->NullContext.TransferBuffer->field.WirelessPacket[0], 100);
2279         pTxInfo = (PTXINFO_STRUC)&pAd->NullContext.TransferBuffer->field.WirelessPacket[0];
2280         RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(sizeof(HEADER_802_11)+TXWI_SIZE), TRUE, EpToQueue[MGMTPIPEIDX], FALSE,  FALSE);
2281         pTxWI = (PTXWI_STRUC)&pAd->NullContext.TransferBuffer->field.WirelessPacket[TXINFO_SIZE];
2282         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, 0, BSSID_WCID, (sizeof(HEADER_802_11)),
2283                 0, 0, (UCHAR)pAd->CommonCfg.MlmeTransmit.field.MCS, IFS_BACKOFF, FALSE, &pAd->CommonCfg.MlmeTransmit);
2284         RTMPMoveMemory(&pAd->NullContext.TransferBuffer->field.WirelessPacket[TXWI_SIZE+TXINFO_SIZE], &pAd->NullFrame, sizeof(HEADER_802_11));
2285         pAd->NullContext.BulkOutSize =  TXINFO_SIZE + TXWI_SIZE + sizeof(pAd->NullFrame) + 4;
2286 }
2287 #endif // RT2870 //
2288
2289
2290 /*
2291         ==========================================================================
2292         Description:
2293                 Pre-build a BEACON frame in the shared memory
2294
2295         IRQL = PASSIVE_LEVEL
2296         IRQL = DISPATCH_LEVEL
2297
2298         ==========================================================================
2299 */
2300 ULONG MakeIbssBeacon(
2301         IN PRTMP_ADAPTER pAd)
2302 {
2303         UCHAR         DsLen = 1, IbssLen = 2;
2304         UCHAR         LocalErpIe[3] = {IE_ERP, 1, 0x04};
2305         HEADER_802_11 BcnHdr;
2306         USHORT        CapabilityInfo;
2307         LARGE_INTEGER FakeTimestamp;
2308         ULONG         FrameLen = 0;
2309         PTXWI_STRUC       pTxWI = &pAd->BeaconTxWI;
2310         CHAR         *pBeaconFrame = pAd->BeaconBuf;
2311         BOOLEAN       Privacy;
2312         UCHAR         SupRate[MAX_LEN_OF_SUPPORTED_RATES];
2313         UCHAR         SupRateLen = 0;
2314         UCHAR         ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
2315         UCHAR         ExtRateLen = 0;
2316         UCHAR         RSNIe = IE_WPA;
2317
2318         if ((pAd->CommonCfg.PhyMode == PHY_11B) && (pAd->CommonCfg.Channel <= 14))
2319         {
2320                 SupRate[0] = 0x82; // 1 mbps
2321                 SupRate[1] = 0x84; // 2 mbps
2322                 SupRate[2] = 0x8b; // 5.5 mbps
2323                 SupRate[3] = 0x96; // 11 mbps
2324                 SupRateLen = 4;
2325                 ExtRateLen = 0;
2326         }
2327         else if (pAd->CommonCfg.Channel > 14)
2328         {
2329                 SupRate[0]  = 0x8C;    // 6 mbps, in units of 0.5 Mbps, basic rate
2330                 SupRate[1]  = 0x12;    // 9 mbps, in units of 0.5 Mbps
2331                 SupRate[2]  = 0x98;    // 12 mbps, in units of 0.5 Mbps, basic rate
2332                 SupRate[3]  = 0x24;    // 18 mbps, in units of 0.5 Mbps
2333                 SupRate[4]  = 0xb0;    // 24 mbps, in units of 0.5 Mbps, basic rate
2334                 SupRate[5]  = 0x48;    // 36 mbps, in units of 0.5 Mbps
2335                 SupRate[6]  = 0x60;    // 48 mbps, in units of 0.5 Mbps
2336                 SupRate[7]  = 0x6c;    // 54 mbps, in units of 0.5 Mbps
2337                 SupRateLen  = 8;
2338                 ExtRateLen  = 0;
2339
2340                 //
2341                 // Also Update MlmeRate & RtsRate for G only & A only
2342                 //
2343                 pAd->CommonCfg.MlmeRate = RATE_6;
2344                 pAd->CommonCfg.RtsRate = RATE_6;
2345                 pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM;
2346                 pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate];
2347                 pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MODE = MODE_OFDM;
2348                 pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate];
2349         }
2350         else
2351         {
2352                 SupRate[0] = 0x82; // 1 mbps
2353                 SupRate[1] = 0x84; // 2 mbps
2354                 SupRate[2] = 0x8b; // 5.5 mbps
2355                 SupRate[3] = 0x96; // 11 mbps
2356                 SupRateLen = 4;
2357
2358                 ExtRate[0]  = 0x0C;    // 6 mbps, in units of 0.5 Mbps,
2359                 ExtRate[1]  = 0x12;    // 9 mbps, in units of 0.5 Mbps
2360                 ExtRate[2]  = 0x18;    // 12 mbps, in units of 0.5 Mbps,
2361                 ExtRate[3]  = 0x24;    // 18 mbps, in units of 0.5 Mbps
2362                 ExtRate[4]  = 0x30;    // 24 mbps, in units of 0.5 Mbps,
2363                 ExtRate[5]  = 0x48;    // 36 mbps, in units of 0.5 Mbps
2364                 ExtRate[6]  = 0x60;    // 48 mbps, in units of 0.5 Mbps
2365                 ExtRate[7]  = 0x6c;    // 54 mbps, in units of 0.5 Mbps
2366                 ExtRateLen  = 8;
2367         }
2368
2369         pAd->StaActive.SupRateLen = SupRateLen;
2370         NdisMoveMemory(pAd->StaActive.SupRate, SupRate, SupRateLen);
2371         pAd->StaActive.ExtRateLen = ExtRateLen;
2372         NdisMoveMemory(pAd->StaActive.ExtRate, ExtRate, ExtRateLen);
2373
2374         // compose IBSS beacon frame
2375         MgtMacHeaderInit(pAd, &BcnHdr, SUBTYPE_BEACON, 0, BROADCAST_ADDR, pAd->CommonCfg.Bssid);
2376         Privacy = (pAd->StaCfg.WepStatus == Ndis802_11Encryption1Enabled) ||
2377                           (pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) ||
2378                           (pAd->StaCfg.WepStatus == Ndis802_11Encryption3Enabled);
2379         CapabilityInfo = CAP_GENERATE(0, 1, Privacy, (pAd->CommonCfg.TxPreamble == Rt802_11PreambleShort), 0, 0);
2380
2381         MakeOutgoingFrame(pBeaconFrame,                &FrameLen,
2382                                           sizeof(HEADER_802_11),           &BcnHdr,
2383                                           TIMESTAMP_LEN,                   &FakeTimestamp,
2384                                           2,                               &pAd->CommonCfg.BeaconPeriod,
2385                                           2,                               &CapabilityInfo,
2386                                           1,                               &SsidIe,
2387                                           1,                               &pAd->CommonCfg.SsidLen,
2388                                           pAd->CommonCfg.SsidLen,          pAd->CommonCfg.Ssid,
2389                                           1,                               &SupRateIe,
2390                                           1,                               &SupRateLen,
2391                                           SupRateLen,                      SupRate,
2392                                           1,                               &DsIe,
2393                                           1,                               &DsLen,
2394                                           1,                               &pAd->CommonCfg.Channel,
2395                                           1,                               &IbssIe,
2396                                           1,                               &IbssLen,
2397                                           2,                               &pAd->StaActive.AtimWin,
2398                                           END_OF_ARGS);
2399
2400         // add ERP_IE and EXT_RAE IE of in 802.11g
2401         if (ExtRateLen)
2402         {
2403                 ULONG   tmp;
2404
2405                 MakeOutgoingFrame(pBeaconFrame + FrameLen,         &tmp,
2406                                                   3,                               LocalErpIe,
2407                                                   1,                               &ExtRateIe,
2408                                                   1,                               &ExtRateLen,
2409                                                   ExtRateLen,                      ExtRate,
2410                                                   END_OF_ARGS);
2411                 FrameLen += tmp;
2412         }
2413
2414         // If adhoc secruity is set for WPA-None, append the cipher suite IE
2415         if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPANone)
2416         {
2417                 ULONG tmp;
2418         RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, BSS0);
2419
2420                 MakeOutgoingFrame(pBeaconFrame + FrameLen,              &tmp,
2421                                                   1,                                    &RSNIe,
2422                                                   1,                                    &pAd->StaCfg.RSNIE_Len,
2423                                                   pAd->StaCfg.RSNIE_Len,                pAd->StaCfg.RSN_IE,
2424                                                   END_OF_ARGS);
2425                 FrameLen += tmp;
2426         }
2427
2428         if ((pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED))
2429         {
2430                 ULONG TmpLen;
2431                 UCHAR HtLen, HtLen1;
2432
2433                 // add HT Capability IE
2434                 HtLen = sizeof(pAd->CommonCfg.HtCapability);
2435                 HtLen1 = sizeof(pAd->CommonCfg.AddHTInfo);
2436
2437                 MakeOutgoingFrame(pBeaconFrame+FrameLen,        &TmpLen,
2438                                                   1,                                            &HtCapIe,
2439                                                   1,                                            &HtLen,
2440                                                   HtLen,                                        &pAd->CommonCfg.HtCapability,
2441                                                   1,                                            &AddHtInfoIe,
2442                                                   1,                                            &HtLen1,
2443                                                   HtLen1,                                       &pAd->CommonCfg.AddHTInfo,
2444                                                   END_OF_ARGS);
2445
2446                 FrameLen += TmpLen;
2447         }
2448
2449         //beacon use reserved WCID 0xff
2450     if (pAd->CommonCfg.Channel > 14)
2451     {
2452                 RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE,  TRUE, FALSE, FALSE, TRUE, 0, 0xff, FrameLen,
2453                         PID_MGMT, PID_BEACON, RATE_1, IFS_HTTXOP, FALSE, &pAd->CommonCfg.MlmeTransmit);
2454     }
2455     else
2456     {
2457         // Set to use 1Mbps for Adhoc beacon.
2458                 HTTRANSMIT_SETTING Transmit;
2459         Transmit.word = 0;
2460         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE,  TRUE, FALSE, FALSE, TRUE, 0, 0xff, FrameLen,
2461                 PID_MGMT, PID_BEACON, RATE_1, IFS_HTTXOP, FALSE, &Transmit);
2462     }
2463
2464     DBGPRINT(RT_DEBUG_TRACE, ("MakeIbssBeacon (len=%ld), SupRateLen=%d, ExtRateLen=%d, Channel=%d, PhyMode=%d\n",
2465                                         FrameLen, SupRateLen, ExtRateLen, pAd->CommonCfg.Channel, pAd->CommonCfg.PhyMode));
2466         return FrameLen;
2467 }
2468
2469