git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt3070/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                         {
 127                                 CntlIdleProc(pAd, Elem);
 128                         }
 129                         break;
 130                 case CNTL_WAIT_DISASSOC:
 131                         CntlWaitDisassocProc(pAd, Elem);
 132                         break;
 133                 case CNTL_WAIT_JOIN:
 134                         CntlWaitJoinProc(pAd, Elem);
 135                         break;
 136
 137                 // CNTL_WAIT_REASSOC is the only state in CNTL machine that does
 138                 // not triggered directly or indirectly by "RTMPSetInformation(OID_xxx)".
 139                 // Therefore not protected by NDIS's "only one outstanding OID request"
 140                 // rule. Which means NDIS may SET OID in the middle of ROAMing attempts.
 141                 // Current approach is to block new SET request at RTMPSetInformation()
 142                 // when CntlMachine.CurrState is not CNTL_IDLE
 143                 case CNTL_WAIT_REASSOC:
 144                         CntlWaitReassocProc(pAd, Elem);
 145                         break;
 146
 147                 case CNTL_WAIT_START:
 148                         CntlWaitStartProc(pAd, Elem);
 149                         break;
 150                 case CNTL_WAIT_AUTH:
 151                         CntlWaitAuthProc(pAd, Elem);
 152                         break;
 153                 case CNTL_WAIT_AUTH2:
 154                         CntlWaitAuthProc2(pAd, Elem);
 155                         break;
 156                 case CNTL_WAIT_ASSOC:
 157                         CntlWaitAssocProc(pAd, Elem);
 158                         break;
 159
 160                 case CNTL_WAIT_OID_LIST_SCAN:
 161                         if(Elem->MsgType == MT2_SCAN_CONF)
 162                         {
 163                                 // Resume TxRing after SCANING complete. We hope the out-of-service time
 164                                 // won't be too long to let upper layer time-out the waiting frames
 165                                 RTMPResumeMsduTransmission(pAd);
 166                                 if (pAd->StaCfg.CCXReqType != MSRN_TYPE_UNUSED)
 167                                 {
 168                                         // Cisco scan request is finished, prepare beacon report
 169                                         MlmeEnqueue(pAd, AIRONET_STATE_MACHINE, MT2_AIRONET_SCAN_DONE, 0, NULL);
 170                                 }
 171                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 172
 173                 //
 174                                 // Set LED status to previous status.
 175                                 //
 176                                 if (pAd->bLedOnScanning)
 177                                 {
 178                                         pAd->bLedOnScanning = FALSE;
 179                                         RTMPSetLED(pAd, pAd->LedStatus);
 180                                 }
 181                         }
 182                         break;
 183
 184                 case CNTL_WAIT_OID_DISASSOC:
 185                         if (Elem->MsgType == MT2_DISASSOC_CONF)
 186                         {
 187                                 LinkDown(pAd, FALSE);
 188                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 189                         }
 190                         break;
 191 #ifdef RT2870
 192                 //
 193                 // This state is for that we want to connect to an AP but
 194                 // it didn't find on BSS List table. So we need to scan the air first,
 195                 // after that we can try to connect to the desired AP if available.
 196                 //
 197                 case CNTL_WAIT_SCAN_FOR_CONNECT:
 198                         if(Elem->MsgType == MT2_SCAN_CONF)
 199                         {
 200                                 // Resume TxRing after SCANING complete. We hope the out-of-service time
 201                                 // won't be too long to let upper layer time-out the waiting frames
 202                                 RTMPResumeMsduTransmission(pAd);
 203 #ifdef CCX_SUPPORT
 204                                 if (pAd->StaCfg.CCXReqType != MSRN_TYPE_UNUSED)
 205                                 {
 206                                         // Cisco scan request is finished, prepare beacon report
 207                                         MlmeEnqueue(pAd, AIRONET_STATE_MACHINE, MT2_AIRONET_SCAN_DONE, 0, NULL);
 208                                 }
 209 #endif // CCX_SUPPORT //
 210                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 211
 212                                 //
 213                                 // Check if we can connect to.
 214                                 //
 215                                 BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 216                                 if (pAd->MlmeAux.SsidBssTab.BssNr > 0)
 217                                 {
 218                                         MlmeAutoReconnectLastSSID(pAd);
 219                                 }
 220                         }
 221                         break;
 222 #endif // RT2870 //
 223                 default:
 224                         DBGPRINT_ERR(("!ERROR! CNTL - Illegal message type(=%ld)", Elem->MsgType));
 225                         break;
 226         }
 227 }
 228
 229
 230 /*
 231         ==========================================================================
 232         Description:
 233
 234         IRQL = DISPATCH_LEVEL
 235
 236         ==========================================================================
 237 */
 238 VOID CntlIdleProc(
 239         IN PRTMP_ADAPTER pAd,
 240         IN MLME_QUEUE_ELEM *Elem)
 241 {
 242         MLME_DISASSOC_REQ_STRUCT   DisassocReq;
 243
 244         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RADIO_OFF))
 245                 return;
 246
 247         switch(Elem->MsgType)
 248         {
 249                 case OID_802_11_SSID:
 250                         CntlOidSsidProc(pAd, Elem);
 251                         break;
 252
 253                 case OID_802_11_BSSID:
 254                         CntlOidRTBssidProc(pAd,Elem);
 255                         break;
 256
 257                 case OID_802_11_BSSID_LIST_SCAN:
 258                         CntlOidScanProc(pAd,Elem);
 259                         break;
 260
 261                 case OID_802_11_DISASSOCIATE:
 262                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 263                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ, sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 264                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
 265
 266             if (pAd->StaCfg.WpaSupplicantUP != WPA_SUPPLICANT_ENABLE_WITH_WEB_UI)
 267             {
 268                         // Set the AutoReconnectSsid to prevent it reconnect to old SSID
 269                         // Since calling this indicate user don't want to connect to that SSID anymore.
 270                         pAd->MlmeAux.AutoReconnectSsidLen= 32;
 271                         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 272             }
 273                         break;
 274
 275                 case MT2_MLME_ROAMING_REQ:
 276                         CntlMlmeRoamingProc(pAd, Elem);
 277                         break;
 278
 279         case OID_802_11_MIC_FAILURE_REPORT_FRAME:
 280             WpaMicFailureReportFrame(pAd, Elem);
 281             break;
 282
 283                 default:
 284                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Illegal message in CntlIdleProc(MsgType=%ld)\n",Elem->MsgType));
 285                         break;
 286         }
 287 }
 288
 289 VOID CntlOidScanProc(
 290         IN PRTMP_ADAPTER pAd,
 291         IN MLME_QUEUE_ELEM *Elem)
 292 {
 293         MLME_SCAN_REQ_STRUCT       ScanReq;
 294         ULONG                      BssIdx = BSS_NOT_FOUND;
 295         BSS_ENTRY                  CurrBss;
 296
 297         // record current BSS if network is connected.
 298         // 2003-2-13 do not include current IBSS if this is the only STA in this IBSS.
 299         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED))
 300         {
 301                 BssIdx = BssSsidTableSearch(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen, pAd->CommonCfg.Channel);
 302                 if (BssIdx != BSS_NOT_FOUND)
 303                 {
 304                         NdisMoveMemory(&CurrBss, &pAd->ScanTab.BssEntry[BssIdx], sizeof(BSS_ENTRY));
 305                 }
 306         }
 307
 308         // clean up previous SCAN result, add current BSS back to table if any
 309         BssTableInit(&pAd->ScanTab);
 310         if (BssIdx != BSS_NOT_FOUND)
 311         {
 312                 // DDK Note: If the NIC is associated with a particular BSSID and SSID
 313                 //    that are not contained in the list of BSSIDs generated by this scan, the
 314                 //    BSSID description of the currently associated BSSID and SSID should be
 315                 //    appended to the list of BSSIDs in the NIC's database.
 316                 // To ensure this, we append this BSS as the first entry in SCAN result
 317                 NdisMoveMemory(&pAd->ScanTab.BssEntry[0], &CurrBss, sizeof(BSS_ENTRY));
 318                 pAd->ScanTab.BssNr = 1;
 319         }
 320
 321         ScanParmFill(pAd, &ScanReq, "", 0, BSS_ANY, SCAN_ACTIVE);
 322         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ,
 323                 sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq);
 324         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
 325 }
 326
 327 /*
 328         ==========================================================================
 329         Description:
 330                 Before calling this routine, user desired SSID should already been
 331                 recorded in CommonCfg.Ssid[]
 332         IRQL = DISPATCH_LEVEL
 333
 334         ==========================================================================
 335 */
 336 VOID CntlOidSsidProc(
 337         IN PRTMP_ADAPTER pAd,
 338         IN MLME_QUEUE_ELEM * Elem)
 339 {
 340         PNDIS_802_11_SSID          pOidSsid = (NDIS_802_11_SSID *)Elem->Msg;
 341         MLME_DISASSOC_REQ_STRUCT   DisassocReq;
 342         ULONG                                      Now;
 343
 344         // Step 1. record the desired user settings to MlmeAux
 345         NdisZeroMemory(pAd->MlmeAux.Ssid, MAX_LEN_OF_SSID);
 346         NdisMoveMemory(pAd->MlmeAux.Ssid, pOidSsid->Ssid, pOidSsid->SsidLength);
 347         pAd->MlmeAux.SsidLen = (UCHAR)pOidSsid->SsidLength;
 348         NdisZeroMemory(pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 349         pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
 350
 351
 352         //
 353         // Update Reconnect Ssid, that user desired to connect.
 354         //
 355         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
 356         NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 357         pAd->MlmeAux.AutoReconnectSsidLen = pAd->MlmeAux.SsidLen;
 358
 359         // step 2. find all matching BSS in the lastest SCAN result (inBssTab)
 360         //    & log them into MlmeAux.SsidBssTab for later-on iteration. Sort by RSSI order
 361         BssTableSsidSort(pAd, &pAd->MlmeAux.SsidBssTab, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 362
 363         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - %d BSS of %d BSS match the desire (%d)SSID - %s\n",
 364                         pAd->MlmeAux.SsidBssTab.BssNr, pAd->ScanTab.BssNr, pAd->MlmeAux.SsidLen, pAd->MlmeAux.Ssid));
 365         NdisGetSystemUpTime(&Now);
 366
 367         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
 368                 (pAd->CommonCfg.SsidLen == pAd->MlmeAux.SsidBssTab.BssEntry[0].SsidLen) &&
 369                 NdisEqualMemory(pAd->CommonCfg.Ssid, pAd->MlmeAux.SsidBssTab.BssEntry[0].Ssid, pAd->CommonCfg.SsidLen) &&
 370                 MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid, pAd->MlmeAux.SsidBssTab.BssEntry[0].Bssid))
 371         {
 372                 // Case 1. already connected with an AP who has the desired SSID
 373                 //         with highest RSSI
 374
 375                 // Add checking Mode "LEAP" for CCX 1.0
 376                 if (((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) ||
 377                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK) ||
 378                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) ||
 379                          (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK)
 380                          ) &&
 381                         (pAd->StaCfg.PortSecured == WPA_802_1X_PORT_NOT_SECURED))
 382                 {
 383                         // case 1.1 For WPA, WPA-PSK, if the 1x port is not secured, we have to redo
 384                         //          connection process
 385                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
 386                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 387                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 388                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 389                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 390                 }
 391                 else if (pAd->bConfigChanged == TRUE)
 392                 {
 393                         // case 1.2 Important Config has changed, we have to reconnect to the same AP
 394                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP Because config changed...\n"));
 395                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 396                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 397                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 398                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 399                 }
 400                 else
 401                 {
 402                         // case 1.3. already connected to the SSID with highest RSSI.
 403                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - already with this BSSID. ignore this SET_SSID request\n"));
 404                         //
 405                         // (HCT 12.1) 1c_wlan_mediaevents required
 406                         // media connect events are indicated when associating with the same AP
 407                         //
 408                         if (INFRA_ON(pAd))
 409                         {
 410                                 //
 411                                 // Since MediaState already is NdisMediaStateConnected
 412                                 // We just indicate the connect event again to meet the WHQL required.
 413                                 //
 414                                 pAd->IndicateMediaState = NdisMediaStateConnected;
 415                                 RTMP_IndicateMediaState(pAd);
 416                 pAd->ExtraInfo = GENERAL_LINK_UP;   // Update extra information to link is up
 417                         }
 418
 419                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 420
 421             {
 422                 union iwreq_data    wrqu;
 423
 424                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 425                 memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 426                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 427
 428             }
 429                 }
 430         }
 431         else if (INFRA_ON(pAd))
 432         {
 433                 //
 434                 // For RT61
 435                 // [88888] OID_802_11_SSID should have returned NDTEST_WEP_AP2(Returned: )
 436                 // RT61 may lost SSID, and not connect to NDTEST_WEP_AP2 and will connect to NDTEST_WEP_AP2 by Autoreconnect
 437                 // But media status is connected, so the SSID not report correctly.
 438                 //
 439                 if (!SSID_EQUAL(pAd->CommonCfg.Ssid, pAd->CommonCfg.SsidLen, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen))
 440                 {
 441                         //
 442                         // Different SSID means not Roaming case, so we let LinkDown() to Indicate a disconnect event.
 443                         //
 444                         pAd->MlmeAux.CurrReqIsFromNdis = TRUE;
 445                 }
 446                 // case 2. active INFRA association existent
 447                 //    roaming is done within miniport driver, nothing to do with configuration
 448                 //    utility. so upon a new SET(OID_802_11_SSID) is received, we just
 449                 //    disassociate with the current associated AP,
 450                 //    then perform a new association with this new SSID, no matter the
 451                 //    new/old SSID are the same or not.
 452                 DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - disassociate with current AP...\n"));
 453                 DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 454                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 455                                         sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 456                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 457         }
 458         else
 459         {
 460                 if (ADHOC_ON(pAd))
 461                 {
 462                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - drop current ADHOC\n"));
 463                         LinkDown(pAd, FALSE);
 464                         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 465                         pAd->IndicateMediaState = NdisMediaStateDisconnected;
 466                         RTMP_IndicateMediaState(pAd);
 467             pAd->ExtraInfo = GENERAL_LINK_DOWN;
 468                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
 469                 }
 470
 471                 if ((pAd->MlmeAux.SsidBssTab.BssNr == 0) &&
 472                         (pAd->StaCfg.bAutoReconnect == TRUE) &&
 473                         (pAd->MlmeAux.BssType == BSS_INFRA) &&
 474                         (MlmeValidateSSID(pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen) == TRUE)
 475                         )
 476                 {
 477                         MLME_SCAN_REQ_STRUCT       ScanReq;
 478
 479                         DBGPRINT(RT_DEBUG_TRACE, ("CntlOidSsidProc():CNTL - No matching BSS, start a new scan\n"));
 480                         ScanParmFill(pAd, &ScanReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen, BSS_ANY, SCAN_ACTIVE);
 481                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ, sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq);
 482                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
 483                         // Reset Missed scan number
 484                         pAd->StaCfg.LastScanTime = Now;
 485                 }
 486                 else
 487                 {
 488                         pAd->MlmeAux.BssIdx = 0;
 489                         IterateOnBssTab(pAd);
 490                 }
 491         }
 492 }
 493
 494
 495 /*
 496         ==========================================================================
 497         Description:
 498
 499         IRQL = DISPATCH_LEVEL
 500
 501         ==========================================================================
 502 */
 503 VOID CntlOidRTBssidProc(
 504         IN PRTMP_ADAPTER pAd,
 505         IN MLME_QUEUE_ELEM * Elem)
 506 {
 507         ULONG       BssIdx;
 508         PUCHAR      pOidBssid = (PUCHAR)Elem->Msg;
 509         MLME_DISASSOC_REQ_STRUCT    DisassocReq;
 510         MLME_JOIN_REQ_STRUCT        JoinReq;
 511
 512         // record user desired settings
 513         COPY_MAC_ADDR(pAd->MlmeAux.Bssid, pOidBssid);
 514         pAd->MlmeAux.BssType = pAd->StaCfg.BssType;
 515
 516         //
 517         // Update Reconnect Ssid, that user desired to connect.
 518         //
 519         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, MAX_LEN_OF_SSID);
 520         pAd->MlmeAux.AutoReconnectSsidLen = pAd->MlmeAux.SsidLen;
 521         NdisMoveMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 522
 523         // find the desired BSS in the latest SCAN result table
 524         BssIdx = BssTableSearch(&pAd->ScanTab, pOidBssid, pAd->MlmeAux.Channel);
 525         if (BssIdx == BSS_NOT_FOUND)
 526         {
 527                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - BSSID not found. reply NDIS_STATUS_NOT_ACCEPTED\n"));
 528                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 529                 return;
 530         }
 531
 532         // copy the matched BSS entry from ScanTab to MlmeAux.SsidBssTab. Why?
 533         // Because we need this entry to become the JOIN target in later on SYNC state machine
 534         pAd->MlmeAux.BssIdx = 0;
 535         pAd->MlmeAux.SsidBssTab.BssNr = 1;
 536         NdisMoveMemory(&pAd->MlmeAux.SsidBssTab.BssEntry[0], &pAd->ScanTab.BssEntry[BssIdx], sizeof(BSS_ENTRY));
 537
 538         // 2002-11-26 skip the following checking. i.e. if user wants to re-connect to same AP
 539         //   we just follow normal procedure. The reason of user doing this may because he/she changed
 540         //   AP to another channel, but we still received BEACON from it thus don't claim Link Down.
 541         //   Since user knows he's changed AP channel, he'll re-connect again. By skipping the following
 542         //   checking, we'll disassociate then re-do normal association with this AP at the new channel.
 543         // 2003-1-6 Re-enable this feature based on microsoft requirement which prefer not to re-do
 544         //   connection when setting the same BSSID.
 545         if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED) &&
 546                 MAC_ADDR_EQUAL(pAd->CommonCfg.Bssid, pOidBssid))
 547         {
 548                 // already connected to the same BSSID, go back to idle state directly
 549                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - already in this BSSID. ignore this SET_BSSID request\n"));
 550                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 551
 552             {
 553                 union iwreq_data    wrqu;
 554
 555                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
 556                 memcpy(wrqu.ap_addr.sa_data, pAd->MlmeAux.Bssid, MAC_ADDR_LEN);
 557                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
 558
 559             }
 560         }
 561         else
 562         {
 563                 if (INFRA_ON(pAd))
 564                 {
 565                         // disassoc from current AP first
 566                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - disassociate with current AP ...\n"));
 567                         DisassocParmFill(pAd, &DisassocReq, pAd->CommonCfg.Bssid, REASON_DISASSOC_STA_LEAVING);
 568                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_DISASSOC_REQ,
 569                                                 sizeof(MLME_DISASSOC_REQ_STRUCT), &DisassocReq);
 570
 571                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_DISASSOC;
 572                 }
 573                 else
 574                 {
 575                         if (ADHOC_ON(pAd))
 576                         {
 577                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - drop current ADHOC\n"));
 578                                 LinkDown(pAd, FALSE);
 579                                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 580                                 pAd->IndicateMediaState = NdisMediaStateDisconnected;
 581                                 RTMP_IndicateMediaState(pAd);
 582                 pAd->ExtraInfo = GENERAL_LINK_DOWN;
 583                                 DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event C!\n"));
 584                         }
 585
 586                         // Change the wepstatus to original wepstatus
 587                         pAd->StaCfg.WepStatus   = pAd->StaCfg.OrigWepStatus;
 588                         pAd->StaCfg.PairCipher  = pAd->StaCfg.OrigWepStatus;
 589                         pAd->StaCfg.GroupCipher = pAd->StaCfg.OrigWepStatus;
 590
 591                         // Check cipher suite, AP must have more secured cipher than station setting
 592                         // Set the Pairwise and Group cipher to match the intended AP setting
 593                         // We can only connect to AP with less secured cipher setting
 594                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK))
 595                         {
 596                                 pAd->StaCfg.GroupCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.GroupCipher;
 597
 598                                 if (pAd->StaCfg.WepStatus == pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipher)
 599                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipher;
 600                                 else if (pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipherAux != Ndis802_11WEPDisabled)
 601                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA.PairCipherAux;
 602                                 else    // There is no PairCipher Aux, downgrade our capability to TKIP
 603                                         pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
 604                         }
 605                         else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK))
 606                         {
 607                                 pAd->StaCfg.GroupCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.GroupCipher;
 608
 609                                 if (pAd->StaCfg.WepStatus == pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipher)
 610                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipher;
 611                                 else if (pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipherAux != Ndis802_11WEPDisabled)
 612                                         pAd->StaCfg.PairCipher = pAd->ScanTab.BssEntry[BssIdx].WPA2.PairCipherAux;
 613                                 else    // There is no PairCipher Aux, downgrade our capability to TKIP
 614                                         pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
 615
 616                                 // RSN capability
 617                                 pAd->StaCfg.RsnCapability = pAd->ScanTab.BssEntry[BssIdx].WPA2.RsnCapability;
 618                         }
 619
 620                         // Set Mix cipher flag
 621                         pAd->StaCfg.bMixCipher = (pAd->StaCfg.PairCipher == pAd->StaCfg.GroupCipher) ? FALSE : TRUE;
 622                         if (pAd->StaCfg.bMixCipher == TRUE)
 623                         {
 624                                 // If mix cipher, re-build RSNIE
 625                                 RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, 0);
 626                         }
 627                         // No active association, join the BSS immediately
 628                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - joining %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 629                                 pOidBssid[0],pOidBssid[1],pOidBssid[2],pOidBssid[3],pOidBssid[4],pOidBssid[5]));
 630
 631                         JoinParmFill(pAd, &JoinReq, pAd->MlmeAux.BssIdx);
 632                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_JOIN_REQ, sizeof(MLME_JOIN_REQ_STRUCT), &JoinReq);
 633
 634                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
 635                 }
 636         }
 637 }
 638
 639 // Roaming is the only external request triggering CNTL state machine
 640 // despite of other "SET OID" operation. All "SET OID" related oerations
 641 // happen in sequence, because no other SET OID will be sent to this device
 642 // until the the previous SET operation is complete (successful o failed).
 643 // So, how do we quarantee this ROAMING request won't corrupt other "SET OID"?
 644 // or been corrupted by other "SET OID"?
 645 //
 646 // IRQL = DISPATCH_LEVEL
 647 VOID CntlMlmeRoamingProc(
 648         IN PRTMP_ADAPTER pAd,
 649         IN MLME_QUEUE_ELEM *Elem)
 650 {
 651         // TODO:
 652         // AP in different channel may show lower RSSI than actual value??
 653         // should we add a weighting factor to compensate it?
 654         DBGPRINT(RT_DEBUG_TRACE,("CNTL - Roaming in MlmeAux.RoamTab...\n"));
 655
 656         NdisMoveMemory(&pAd->MlmeAux.SsidBssTab, &pAd->MlmeAux.RoamTab, sizeof(pAd->MlmeAux.RoamTab));
 657         pAd->MlmeAux.SsidBssTab.BssNr = pAd->MlmeAux.RoamTab.BssNr;
 658
 659         BssTableSortByRssi(&pAd->MlmeAux.SsidBssTab);
 660         pAd->MlmeAux.BssIdx = 0;
 661         IterateOnBssTab(pAd);
 662 }
 663
 664 /*
 665         ==========================================================================
 666         Description:
 667
 668         IRQL = DISPATCH_LEVEL
 669
 670         ==========================================================================
 671 */
 672 VOID CntlWaitDisassocProc(
 673         IN PRTMP_ADAPTER pAd,
 674         IN MLME_QUEUE_ELEM *Elem)
 675 {
 676         MLME_START_REQ_STRUCT     StartReq;
 677
 678         if (Elem->MsgType == MT2_DISASSOC_CONF)
 679         {
 680                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Dis-associate successful\n"));
 681
 682             if (pAd->CommonCfg.bWirelessEvent)
 683                 {
 684                         RTMPSendWirelessEvent(pAd, IW_DISASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
 685                 }
 686
 687                 LinkDown(pAd, FALSE);
 688
 689                 // case 1. no matching BSS, and user wants ADHOC, so we just start a new one
 690                 if ((pAd->MlmeAux.SsidBssTab.BssNr==0) && (pAd->StaCfg.BssType == BSS_ADHOC))
 691                 {
 692                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - No matching BSS, start a new ADHOC (Ssid=%s)...\n",pAd->MlmeAux.Ssid));
 693                         StartParmFill(pAd, &StartReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
 694                         MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ, sizeof(MLME_START_REQ_STRUCT), &StartReq);
 695                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START;
 696                 }
 697                 // case 2. try each matched BSS
 698                 else
 699                 {
 700                         pAd->MlmeAux.BssIdx = 0;
 701
 702                         IterateOnBssTab(pAd);
 703                 }
 704         }
 705 }
 706
 707 /*
 708         ==========================================================================
 709         Description:
 710
 711         IRQL = DISPATCH_LEVEL
 712
 713         ==========================================================================
 714 */
 715 VOID CntlWaitJoinProc(
 716         IN PRTMP_ADAPTER pAd,
 717         IN MLME_QUEUE_ELEM *Elem)
 718 {
 719         USHORT                      Reason;
 720         MLME_AUTH_REQ_STRUCT        AuthReq;
 721
 722         if (Elem->MsgType == MT2_JOIN_CONF)
 723         {
 724                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 725                 if (Reason == MLME_SUCCESS)
 726                 {
 727                         // 1. joined an IBSS, we are pretty much done here
 728                         if (pAd->MlmeAux.BssType == BSS_ADHOC)
 729                         {
 730                             //
 731                                 // 5G bands rules of Japan:
 732                                 // Ad hoc must be disabled in W53(ch52,56,60,64) channels.
 733                                 //
 734                                 if ( (pAd->CommonCfg.bIEEE80211H == 1) &&
 735                       RadarChannelCheck(pAd, pAd->CommonCfg.Channel)
 736                                    )
 737                                 {
 738                                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 739                                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Channel=%d, Join adhoc on W53(52,56,60,64) Channels are not accepted\n", pAd->CommonCfg.Channel));
 740                                         return;
 741                                 }
 742
 743                                 LinkUp(pAd, BSS_ADHOC);
 744                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 745                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - join the IBSS = %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 746                                 pAd->CommonCfg.Bssid[0],pAd->CommonCfg.Bssid[1],pAd->CommonCfg.Bssid[2],
 747                                 pAd->CommonCfg.Bssid[3],pAd->CommonCfg.Bssid[4],pAd->CommonCfg.Bssid[5]));
 748
 749                 pAd->IndicateMediaState = NdisMediaStateConnected;
 750                 pAd->ExtraInfo = GENERAL_LINK_UP;
 751                         }
 752                         // 2. joined a new INFRA network, start from authentication
 753                         else
 754                         {
 755                                 {
 756                                         // either Ndis802_11AuthModeShared or Ndis802_11AuthModeAutoSwitch, try shared key first
 757                                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeShared) ||
 758                                                 (pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch))
 759                                         {
 760                                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeShared);
 761                                         }
 762                                         else
 763                                         {
 764                                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 765                                         }
 766                                 }
 767                                 MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 768                                                         sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 769
 770                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH;
 771                         }
 772                 }
 773                 else
 774                 {
 775                         // 3. failed, try next BSS
 776                         pAd->MlmeAux.BssIdx++;
 777                         IterateOnBssTab(pAd);
 778                 }
 779         }
 780 }
 781
 782
 783 /*
 784         ==========================================================================
 785         Description:
 786
 787         IRQL = DISPATCH_LEVEL
 788
 789         ==========================================================================
 790 */
 791 VOID CntlWaitStartProc(
 792         IN PRTMP_ADAPTER pAd,
 793         IN MLME_QUEUE_ELEM *Elem)
 794 {
 795         USHORT      Result;
 796
 797         if (Elem->MsgType == MT2_START_CONF)
 798         {
 799                 NdisMoveMemory(&Result, Elem->Msg, sizeof(USHORT));
 800                 if (Result == MLME_SUCCESS)
 801                 {
 802                     //
 803                         // 5G bands rules of Japan:
 804                         // Ad hoc must be disabled in W53(ch52,56,60,64) channels.
 805                         //
 806                         if ( (pAd->CommonCfg.bIEEE80211H == 1) &&
 807                   RadarChannelCheck(pAd, pAd->CommonCfg.Channel)
 808                            )
 809                         {
 810                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 811                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Channel=%d, Start adhoc on W53(52,56,60,64) Channels are not accepted\n", pAd->CommonCfg.Channel));
 812                                 return;
 813                         }
 814
 815                         if (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED)
 816                         {
 817                                 N_ChannelCheck(pAd);
 818                                 SetCommonHT(pAd);
 819                                 NdisMoveMemory(&pAd->MlmeAux.AddHtInfo, &pAd->CommonCfg.AddHTInfo, sizeof(ADD_HT_INFO_IE));
 820                                 RTMPCheckHt(pAd, BSSID_WCID, &pAd->CommonCfg.HtCapability, &pAd->CommonCfg.AddHTInfo);
 821                                 pAd->StaActive.SupportedPhyInfo.bHtEnable = TRUE;
 822                                 NdisZeroMemory(&pAd->StaActive.SupportedPhyInfo.MCSSet[0], 16);
 823                                 NdisMoveMemory(&pAd->StaActive.SupportedPhyInfo.MCSSet[0], &pAd->CommonCfg.HtCapability.MCSSet[0], 16);
 824                                 COPY_HTSETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
 825
 826                                 if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
 827                                         (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_ABOVE))
 828                                 {
 829                                         pAd->MlmeAux.CentralChannel = pAd->CommonCfg.Channel + 2;
 830                                 }
 831                                 else if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
 832                                                  (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_BELOW))
 833                                 {
 834                                         pAd->MlmeAux.CentralChannel = pAd->CommonCfg.Channel - 2;
 835                                 }
 836                         }
 837                         else
 838                         {
 839                                 pAd->StaActive.SupportedPhyInfo.bHtEnable = FALSE;
 840                         }
 841                         LinkUp(pAd, BSS_ADHOC);
 842                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 843                         // Before send beacon, driver need do radar detection
 844                         if ((pAd->CommonCfg.Channel > 14 )
 845                                 && (pAd->CommonCfg.bIEEE80211H == 1)
 846                                 && RadarChannelCheck(pAd, pAd->CommonCfg.Channel))
 847                         {
 848                                 pAd->CommonCfg.RadarDetect.RDMode = RD_SILENCE_MODE;
 849                                 pAd->CommonCfg.RadarDetect.RDCount = 0;
 850                         }
 851
 852                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - start a new IBSS = %02x:%02x:%02x:%02x:%02x:%02x ...\n",
 853                                 pAd->CommonCfg.Bssid[0],pAd->CommonCfg.Bssid[1],pAd->CommonCfg.Bssid[2],
 854                                 pAd->CommonCfg.Bssid[3],pAd->CommonCfg.Bssid[4],pAd->CommonCfg.Bssid[5]));
 855                 }
 856                 else
 857                 {
 858                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Start IBSS fail. BUG!!!!!\n"));
 859                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 860                 }
 861         }
 862 }
 863
 864 /*
 865         ==========================================================================
 866         Description:
 867
 868         IRQL = DISPATCH_LEVEL
 869
 870         ==========================================================================
 871 */
 872 VOID CntlWaitAuthProc(
 873         IN PRTMP_ADAPTER pAd,
 874         IN MLME_QUEUE_ELEM *Elem)
 875 {
 876         USHORT                       Reason;
 877         MLME_ASSOC_REQ_STRUCT        AssocReq;
 878         MLME_AUTH_REQ_STRUCT         AuthReq;
 879
 880         if (Elem->MsgType == MT2_AUTH_CONF)
 881         {
 882                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 883                 if (Reason == MLME_SUCCESS)
 884                 {
 885                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH OK\n"));
 886                         AssocParmFill(pAd, &AssocReq, pAd->MlmeAux.Bssid, pAd->MlmeAux.CapabilityInfo,
 887                                                   ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
 888
 889                         {
 890                                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_ASSOC_REQ,
 891                                                         sizeof(MLME_ASSOC_REQ_STRUCT), &AssocReq);
 892
 893                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_ASSOC;
 894                         }
 895                 }
 896                 else
 897                 {
 898                         // This fail may because of the AP already keep us in its MAC table without
 899                         // ageing-out. The previous authentication attempt must have let it remove us.
 900                         // so try Authentication again may help. For D-Link DWL-900AP+ compatibility.
 901                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, try again...\n"));
 902
 903                         {
 904                                 if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeShared) ||
 905                                         (pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch))
 906                                 {
 907                                         // either Ndis802_11AuthModeShared or Ndis802_11AuthModeAutoSwitch, try shared key first
 908                                         AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeShared);
 909                                 }
 910                                 else
 911                                 {
 912                                         AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 913                                 }
 914                         }
 915                         MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 916                                                 sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 917
 918                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH2;
 919                 }
 920         }
 921 }
 922
 923 /*
 924         ==========================================================================
 925         Description:
 926
 927         IRQL = DISPATCH_LEVEL
 928
 929         ==========================================================================
 930 */
 931 VOID CntlWaitAuthProc2(
 932         IN PRTMP_ADAPTER pAd,
 933         IN MLME_QUEUE_ELEM *Elem)
 934 {
 935         USHORT                       Reason;
 936         MLME_ASSOC_REQ_STRUCT        AssocReq;
 937         MLME_AUTH_REQ_STRUCT         AuthReq;
 938
 939         if (Elem->MsgType == MT2_AUTH_CONF)
 940         {
 941                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 942                 if (Reason == MLME_SUCCESS)
 943                 {
 944                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH OK\n"));
 945                         AssocParmFill(pAd, &AssocReq, pAd->MlmeAux.Bssid, pAd->MlmeAux.CapabilityInfo,
 946                                                   ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
 947                         MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_ASSOC_REQ,
 948                                                 sizeof(MLME_ASSOC_REQ_STRUCT), &AssocReq);
 949
 950                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_ASSOC;
 951                 }
 952                 else
 953                 {
 954                         if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeAutoSwitch) &&
 955                                  (pAd->MlmeAux.Alg == Ndis802_11AuthModeShared))
 956                         {
 957                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, try OPEN system...\n"));
 958                                 AuthParmFill(pAd, &AuthReq, pAd->MlmeAux.Bssid, Ndis802_11AuthModeOpen);
 959                                 MlmeEnqueue(pAd, AUTH_STATE_MACHINE, MT2_MLME_AUTH_REQ,
 960                                                         sizeof(MLME_AUTH_REQ_STRUCT), &AuthReq);
 961
 962                                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_AUTH2;
 963                         }
 964                         else
 965                         {
 966                                 // not success, try next BSS
 967                                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - AUTH FAIL, give up; try next BSS\n"));
 968                                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE; //???????
 969                                 pAd->MlmeAux.BssIdx++;
 970                                 IterateOnBssTab(pAd);
 971                         }
 972                 }
 973         }
 974 }
 975
 976 /*
 977         ==========================================================================
 978         Description:
 979
 980         IRQL = DISPATCH_LEVEL
 981
 982         ==========================================================================
 983 */
 984 VOID CntlWaitAssocProc(
 985         IN PRTMP_ADAPTER pAd,
 986         IN MLME_QUEUE_ELEM *Elem)
 987 {
 988         USHORT      Reason;
 989
 990         if (Elem->MsgType == MT2_ASSOC_CONF)
 991         {
 992                 NdisMoveMemory(&Reason, Elem->Msg, sizeof(USHORT));
 993                 if (Reason == MLME_SUCCESS)
 994                 {
 995                         LinkUp(pAd, BSS_INFRA);
 996                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
 997                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Association successful on BSS #%ld\n",pAd->MlmeAux.BssIdx));
 998
 999                         if (pAd->CommonCfg.bWirelessEvent)
1000                         {
1001                                 RTMPSendWirelessEvent(pAd, IW_ASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1002                         }
1003                 }
1004                 else
1005                 {
1006                         // not success, try next BSS
1007                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Association fails on BSS #%ld\n",pAd->MlmeAux.BssIdx));
1008                         pAd->MlmeAux.BssIdx++;
1009                         IterateOnBssTab(pAd);
1010                 }
1011         }
1012 }
1013
1014 /*
1015         ==========================================================================
1016         Description:
1017
1018         IRQL = DISPATCH_LEVEL
1019
1020         ==========================================================================
1021 */
1022 VOID CntlWaitReassocProc(
1023         IN PRTMP_ADAPTER pAd,
1024         IN MLME_QUEUE_ELEM *Elem)
1025 {
1026         USHORT      Result;
1027
1028         if (Elem->MsgType == MT2_REASSOC_CONF)
1029         {
1030                 NdisMoveMemory(&Result, Elem->Msg, sizeof(USHORT));
1031                 if (Result == MLME_SUCCESS)
1032                 {
1033                         //
1034                         // NDIS requires a new Link UP indication but no Link Down for RE-ASSOC
1035                         //
1036                         LinkUp(pAd, BSS_INFRA);
1037
1038                         // send wireless event - for association
1039                         if (pAd->CommonCfg.bWirelessEvent)
1040                                 RTMPSendWirelessEvent(pAd, IW_ASSOC_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1041
1042                         pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
1043                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Re-assocition successful on BSS #%ld\n", pAd->MlmeAux.RoamIdx));
1044                 }
1045                 else
1046                 {
1047                         // reassoc failed, try to pick next BSS in the BSS Table
1048                         DBGPRINT(RT_DEBUG_TRACE, ("CNTL - Re-assocition fails on BSS #%ld\n", pAd->MlmeAux.RoamIdx));
1049                         pAd->MlmeAux.RoamIdx++;
1050                         IterateOnBssTab2(pAd);
1051                 }
1052         }
1053 }
1054
1055
1056 VOID    AdhocTurnOnQos(
1057         IN  PRTMP_ADAPTER pAd)
1058 {
1059 #define AC0_DEF_TXOP            0
1060 #define AC1_DEF_TXOP            0
1061 #define AC2_DEF_TXOP            94
1062 #define AC3_DEF_TXOP            47
1063
1064         // Turn on QOs if use HT rate.
1065         if (pAd->CommonCfg.APEdcaParm.bValid == FALSE)
1066         {
1067                 pAd->CommonCfg.APEdcaParm.bValid = TRUE;
1068                 pAd->CommonCfg.APEdcaParm.Aifsn[0] = 3;
1069                 pAd->CommonCfg.APEdcaParm.Aifsn[1] = 7;
1070                 pAd->CommonCfg.APEdcaParm.Aifsn[2] = 1;
1071                 pAd->CommonCfg.APEdcaParm.Aifsn[3] = 1;
1072
1073                 pAd->CommonCfg.APEdcaParm.Cwmin[0] = 4;
1074                 pAd->CommonCfg.APEdcaParm.Cwmin[1] = 4;
1075                 pAd->CommonCfg.APEdcaParm.Cwmin[2] = 3;
1076                 pAd->CommonCfg.APEdcaParm.Cwmin[3] = 2;
1077
1078                 pAd->CommonCfg.APEdcaParm.Cwmax[0] = 10;
1079                 pAd->CommonCfg.APEdcaParm.Cwmax[1] = 6;
1080                 pAd->CommonCfg.APEdcaParm.Cwmax[2] = 4;
1081                 pAd->CommonCfg.APEdcaParm.Cwmax[3] = 3;
1082
1083                 pAd->CommonCfg.APEdcaParm.Txop[0]  = 0;
1084                 pAd->CommonCfg.APEdcaParm.Txop[1]  = 0;
1085                 pAd->CommonCfg.APEdcaParm.Txop[2]  = AC2_DEF_TXOP;
1086                 pAd->CommonCfg.APEdcaParm.Txop[3]  = AC3_DEF_TXOP;
1087         }
1088         AsicSetEdcaParm(pAd, &pAd->CommonCfg.APEdcaParm);
1089 }
1090
1091 /*
1092         ==========================================================================
1093         Description:
1094
1095         IRQL = DISPATCH_LEVEL
1096
1097         ==========================================================================
1098 */
1099 VOID LinkUp(
1100         IN PRTMP_ADAPTER pAd,
1101         IN UCHAR BssType)
1102 {
1103         ULONG   Now;
1104         UINT32  Data;
1105         BOOLEAN Cancelled;
1106         UCHAR   Value = 0, idx;
1107         MAC_TABLE_ENTRY *pEntry = NULL, *pCurrEntry;
1108
1109         pEntry = &pAd->MacTab.Content[BSSID_WCID];
1110
1111         //
1112         // ASSOC - DisassocTimeoutAction
1113         // CNTL - Dis-associate successful
1114         // !!! LINK DOWN !!!
1115         // [88888] OID_802_11_SSID should have returned NDTEST_WEP_AP2(Returned: )
1116         //
1117         // To prevent DisassocTimeoutAction to call Link down after we link up,
1118         // cancel the DisassocTimer no matter what it start or not.
1119         //
1120         RTMPCancelTimer(&pAd->MlmeAux.DisassocTimer,  &Cancelled);
1121
1122         COPY_SETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
1123
1124         COPY_HTSETTINGS_FROM_MLME_AUX_TO_ACTIVE_CFG(pAd);
1125
1126         // It's quite difficult to tell if a newly added KEY is WEP or CKIP until a new BSS
1127         // is formed (either ASSOC/RE-ASSOC done or IBSS started. LinkUP should be a safe place
1128         // to examine if cipher algorithm switching is required.
1129         //rt2860b. Don't know why need this
1130         SwitchBetweenWepAndCkip(pAd);
1131
1132
1133         if (BssType == BSS_ADHOC)
1134         {
1135                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_ADHOC_ON);
1136                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_INFRA_ON);
1137
1138                 if ((pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
1139                         (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_ABOVE))
1140                 {
1141                         pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel + 2;
1142                 }
1143                 else if ((pAd->CommonCfg.Channel > 2) &&
1144                                  (pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth  == BW_40) &&
1145                                  (pAd->CommonCfg.AddHTInfo.AddHtInfo.ExtChanOffset == EXTCHA_BELOW))
1146                 {
1147                         pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel - 2;
1148                 }
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                 pAd->MacTab.Content[BSSID_WCID].AuthMode = pAd->StaCfg.AuthMode;
1532                 pAd->MacTab.Content[BSSID_WCID].WepStatus = pAd->StaCfg.WepStatus;
1533         NdisReleaseSpinLock(&pAd->MacTabLock);
1534
1535                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !!!  ClientStatusFlags=%lx)\n",
1536                         pAd->MacTab.Content[BSSID_WCID].ClientStatusFlags));
1537
1538                 MlmeUpdateTxRates(pAd, TRUE, BSS0);
1539                 MlmeUpdateHtTxRates(pAd, BSS0);
1540                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK UP !! (StaActive.bHtEnable =%d, )\n", pAd->StaActive.SupportedPhyInfo.bHtEnable));
1541
1542                 if (pAd->CommonCfg.bAggregationCapable)
1543                 {
1544                         if ((pAd->CommonCfg.bPiggyBackCapable) && (pAd->MlmeAux.APRalinkIe & 0x00000003) == 3)
1545                         {
1546
1547                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_PIGGYBACK_INUSED);
1548                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1549                 RTMPSetPiggyBack(pAd, TRUE);
1550                                 DBGPRINT(RT_DEBUG_TRACE, ("Turn on Piggy-Back\n"));
1551                         }
1552                         else if (pAd->MlmeAux.APRalinkIe & 0x00000001)
1553                         {
1554                                 OPSTATUS_SET_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1555                         }
1556                 }
1557
1558                 if (pAd->MlmeAux.APRalinkIe != 0x0)
1559                 {
1560                         if (CLIENT_STATUS_TEST_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RDG_CAPABLE))
1561                         {
1562                                 AsicEnableRDG(pAd);
1563                         }
1564
1565                         OPSTATUS_SET_FLAG(pAd, fCLIENT_STATUS_RALINK_CHIPSET);
1566                         CLIENT_STATUS_SET_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RALINK_CHIPSET);
1567                 }
1568                 else
1569                 {
1570                         OPSTATUS_CLEAR_FLAG(pAd, fCLIENT_STATUS_RALINK_CHIPSET);
1571                         CLIENT_STATUS_CLEAR_FLAG(&pAd->MacTab.Content[BSSID_WCID], fCLIENT_STATUS_RALINK_CHIPSET);
1572                 }
1573         }
1574
1575         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));
1576
1577         // Set LED
1578         RTMPSetLED(pAd, LED_LINK_UP);
1579
1580         pAd->Mlme.PeriodicRound = 0;
1581         pAd->Mlme.OneSecPeriodicRound = 0;
1582         pAd->bConfigChanged = FALSE;        // Reset config flag
1583         pAd->ExtraInfo = GENERAL_LINK_UP;   // Update extra information to link is up
1584
1585         // Set asic auto fall back
1586         {
1587                 PUCHAR                                  pTable;
1588                 UCHAR                                   TableSize = 0;
1589
1590                 MlmeSelectTxRateTable(pAd, &pAd->MacTab.Content[BSSID_WCID], &pTable, &TableSize, &pAd->CommonCfg.TxRateIndex);
1591                 AsicUpdateAutoFallBackTable(pAd, pTable);
1592         }
1593
1594         NdisAcquireSpinLock(&pAd->MacTabLock);
1595     pEntry->HTPhyMode.word = pAd->StaCfg.HTPhyMode.word;
1596     pEntry->MaxHTPhyMode.word = pAd->StaCfg.HTPhyMode.word;
1597         if (pAd->StaCfg.bAutoTxRateSwitch == FALSE)
1598         {
1599                 pEntry->bAutoTxRateSwitch = FALSE;
1600
1601                 if (pEntry->HTPhyMode.field.MCS == 32)
1602                         pEntry->HTPhyMode.field.ShortGI = GI_800;
1603
1604                 if ((pEntry->HTPhyMode.field.MCS > MCS_7) || (pEntry->HTPhyMode.field.MCS == 32))
1605                         pEntry->HTPhyMode.field.STBC = STBC_NONE;
1606
1607                 // If the legacy mode is set, overwrite the transmit setting of this entry.
1608                 if (pEntry->HTPhyMode.field.MODE <= MODE_OFDM)
1609                         RTMPUpdateLegacyTxSetting((UCHAR)pAd->StaCfg.DesiredTransmitSetting.field.FixedTxMode, pEntry);
1610         }
1611         else
1612                 pEntry->bAutoTxRateSwitch = TRUE;
1613         NdisReleaseSpinLock(&pAd->MacTabLock);
1614
1615         //  Let Link Status Page display first initial rate.
1616         pAd->LastTxRate = (USHORT)(pEntry->HTPhyMode.word);
1617         // Select DAC according to HT or Legacy
1618         if (pAd->StaActive.SupportedPhyInfo.MCSSet[0] != 0x00)
1619         {
1620                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &Value);
1621                 Value &= (~0x18);
1622                 if (pAd->Antenna.field.TxPath == 2)
1623                 {
1624                     Value |= 0x10;
1625                 }
1626                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, Value);
1627         }
1628         else
1629         {
1630                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &Value);
1631                 Value &= (~0x18);
1632                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, Value);
1633         }
1634
1635         if (pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE)
1636         {
1637         }
1638         else if (pEntry->MaxRAmpduFactor == 0)
1639         {
1640             // If HT AP doesn't support MaxRAmpduFactor = 1, we need to set max PSDU to 0.
1641             // Because our Init value is 1 at MACRegTable.
1642                 RTMP_IO_WRITE32(pAd, MAX_LEN_CFG, 0x0fff);
1643         }
1644
1645         // Patch for Marvel AP to gain high throughput
1646         // Need to set as following,
1647         // 1. Set txop in register-EDCA_AC0_CFG as 0x60
1648         // 2. Set EnTXWriteBackDDONE in register-WPDMA_GLO_CFG as zero
1649         // 3. PBF_MAX_PCNT as 0x1F3FBF9F
1650         // 4. kick per two packets when dequeue
1651         //
1652         // Txop can only be modified when RDG is off, WMM is disable and TxBurst is enable
1653         //
1654         // if 1. Legacy AP WMM on,  or 2. 11n AP, AMPDU disable.  Force turn off burst no matter what bEnableTxBurst is.
1655         if (!((pAd->CommonCfg.RxStream == 1)&&(pAd->CommonCfg.TxStream == 1)) &&
1656                 (((pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE) && OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED))
1657                 || ((pAd->StaActive.SupportedPhyInfo.bHtEnable == TRUE) && (pAd->CommonCfg.BACapability.field.Policy == BA_NOTUSE))))
1658         {
1659                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1660                 Data  &= 0xFFFFFF00;
1661                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1662
1663                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3F7F9F);
1664                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 1\n"));
1665         }
1666         else
1667         if (pAd->CommonCfg.bEnableTxBurst)
1668         {
1669                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1670                 Data  &= 0xFFFFFF00;
1671                 Data  |= 0x60;
1672                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1673                 pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = TRUE;
1674
1675                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3FBF9F);
1676                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 2\n"));
1677         }
1678         else
1679         {
1680                 RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &Data);
1681                 Data  &= 0xFFFFFF00;
1682                 RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, Data);
1683
1684                 RTMP_IO_WRITE32(pAd, PBF_MAX_PCNT, 0x1F3F7F9F);
1685                 DBGPRINT(RT_DEBUG_TRACE, ("Txburst 3\n"));
1686         }
1687
1688         // Re-check to turn on TX burst or not.
1689         if ((pAd->CommonCfg.IOTestParm.bLastAtheros == TRUE) && ((STA_WEP_ON(pAd))||(STA_TKIP_ON(pAd))))
1690         {
1691                 pAd->CommonCfg.IOTestParm.bNextDisableRxBA = TRUE;
1692                 if (pAd->CommonCfg.bEnableTxBurst)
1693                 {
1694                     UINT32 MACValue = 0;
1695                         // Force disable  TXOP value in this case. The same action in MLMEUpdateProtect too.
1696                         // I didn't change PBF_MAX_PCNT setting.
1697                         RTMP_IO_READ32(pAd, EDCA_AC0_CFG, &MACValue);
1698                         MACValue  &= 0xFFFFFF00;
1699                         RTMP_IO_WRITE32(pAd, EDCA_AC0_CFG, MACValue);
1700                         pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = FALSE;
1701                 }
1702         }
1703         else
1704         {
1705                 pAd->CommonCfg.IOTestParm.bNextDisableRxBA = FALSE;
1706         }
1707
1708         pAd->CommonCfg.IOTestParm.bLastAtheros = FALSE;
1709         COPY_MAC_ADDR(pAd->CommonCfg.LastBssid, pAd->CommonCfg.Bssid);
1710         DBGPRINT(RT_DEBUG_TRACE, ("!!!pAd->bNextDisableRxBA= %d \n", pAd->CommonCfg.IOTestParm.bNextDisableRxBA));
1711         // BSSID add in one MAC entry too.  Because in Tx, ASIC need to check Cipher and IV/EIV, BAbitmap
1712         // Pther information in MACTab.Content[BSSID_WCID] is not necessary for driver.
1713         // Note: As STA, The MACTab.Content[BSSID_WCID]. PairwiseKey and Shared Key for BSS0 are the same.
1714
1715     if (pAd->StaCfg.WepStatus <= Ndis802_11WEPDisabled)
1716     {
1717         pAd->StaCfg.PortSecured = WPA_802_1X_PORT_SECURED;
1718                 pAd->StaCfg.PrivacyFilter = Ndis802_11PrivFilterAcceptAll;
1719         }
1720
1721         NdisAcquireSpinLock(&pAd->MacTabLock);
1722         pEntry->PortSecured = pAd->StaCfg.PortSecured;
1723         NdisReleaseSpinLock(&pAd->MacTabLock);
1724
1725     //
1726         // Patch Atheros AP TX will breakdown issue.
1727         // AP Model: DLink DWL-8200AP
1728         //
1729         if (INFRA_ON(pAd) && OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED) && STA_TKIP_ON(pAd))
1730         {
1731                 RTMP_IO_WRITE32(pAd, RX_PARSER_CFG, 0x01);
1732         }
1733         else
1734         {
1735                 RTMP_IO_WRITE32(pAd, RX_PARSER_CFG, 0x00);
1736         }
1737
1738         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS);
1739 }
1740
1741 /*
1742         ==========================================================================
1743
1744         Routine Description:
1745                 Disconnect current BSSID
1746
1747         Arguments:
1748                 pAd                             - Pointer to our adapter
1749                 IsReqFromAP             - Request from AP
1750
1751         Return Value:
1752                 None
1753
1754         IRQL = DISPATCH_LEVEL
1755
1756         Note:
1757                 We need more information to know it's this requst from AP.
1758                 If yes! we need to do extra handling, for example, remove the WPA key.
1759                 Otherwise on 4-way handshaking will faied, since the WPA key didn't be
1760                 remove while auto reconnect.
1761                 Disconnect request from AP, it means we will start afresh 4-way handshaking
1762                 on WPA mode.
1763
1764         ==========================================================================
1765 */
1766 VOID LinkDown(
1767         IN PRTMP_ADAPTER pAd,
1768         IN  BOOLEAN      IsReqFromAP)
1769 {
1770         UCHAR                       i, ByteValue = 0;
1771
1772         // Do nothing if monitor mode is on
1773         if (MONITOR_ON(pAd))
1774                 return;
1775
1776     if (pAd->CommonCfg.bWirelessEvent)
1777         {
1778                 RTMPSendWirelessEvent(pAd, IW_STA_LINKDOWN_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
1779         }
1780
1781         DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN !!!\n"));
1782         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_AGGREGATION_INUSED);
1783
1784         if (ADHOC_ON(pAd))              // Adhoc mode link down
1785         {
1786                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN 1!!!\n"));
1787
1788                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_ADHOC_ON);
1789                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
1790                 pAd->IndicateMediaState = NdisMediaStateDisconnected;
1791                 RTMP_IndicateMediaState(pAd);
1792         pAd->ExtraInfo = GENERAL_LINK_DOWN;
1793                 BssTableDeleteEntry(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Channel);
1794                 DBGPRINT(RT_DEBUG_TRACE, ("!!! MacTab.Size=%d !!!\n", pAd->MacTab.Size));
1795         }
1796         else                                    // Infra structure mode
1797         {
1798                 DBGPRINT(RT_DEBUG_TRACE, ("!!! LINK DOWN 2!!!\n"));
1799
1800                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_INFRA_ON);
1801                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
1802
1803                 // Saved last SSID for linkup comparison
1804                 pAd->CommonCfg.LastSsidLen = pAd->CommonCfg.SsidLen;
1805                 NdisMoveMemory(pAd->CommonCfg.LastSsid, pAd->CommonCfg.Ssid, pAd->CommonCfg.LastSsidLen);
1806                 COPY_MAC_ADDR(pAd->CommonCfg.LastBssid, pAd->CommonCfg.Bssid);
1807                 if (pAd->MlmeAux.CurrReqIsFromNdis == TRUE)
1808                 {
1809                         pAd->IndicateMediaState = NdisMediaStateDisconnected;
1810                         RTMP_IndicateMediaState(pAd);
1811             pAd->ExtraInfo = GENERAL_LINK_DOWN;
1812                         DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event A!\n"));
1813                         pAd->MlmeAux.CurrReqIsFromNdis = FALSE;
1814                 }
1815                 else
1816                 {
1817             //
1818                         // If disassociation request is from NDIS, then we don't need to delete BSSID from entry.
1819                         // Otherwise lost beacon or receive De-Authentication from AP,
1820                         // then we should delete BSSID from BssTable.
1821                         // If we don't delete from entry, roaming will fail.
1822                         //
1823                         BssTableDeleteEntry(&pAd->ScanTab, pAd->CommonCfg.Bssid, pAd->CommonCfg.Channel);
1824                 }
1825
1826                 // restore back to -
1827                 //      1. long slot (20 us) or short slot (9 us) time
1828                 //      2. turn on/off RTS/CTS and/or CTS-to-self protection
1829                 //      3. short preamble
1830                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_BG_PROTECTION_INUSED);
1831
1832                 if (pAd->StaCfg.CCXAdjacentAPReportFlag == TRUE)
1833                 {
1834                         //
1835                         // Record current AP's information.
1836                         // for later used reporting Adjacent AP report.
1837                         //
1838                         pAd->StaCfg.CCXAdjacentAPChannel = pAd->CommonCfg.Channel;
1839                         pAd->StaCfg.CCXAdjacentAPSsidLen = pAd->CommonCfg.SsidLen;
1840                         NdisMoveMemory(pAd->StaCfg.CCXAdjacentAPSsid, pAd->CommonCfg.Ssid, pAd->StaCfg.CCXAdjacentAPSsidLen);
1841                         COPY_MAC_ADDR(pAd->StaCfg.CCXAdjacentAPBssid, pAd->CommonCfg.Bssid);
1842                 }
1843         }
1844
1845         for (i=1; i<MAX_LEN_OF_MAC_TABLE; i++)
1846         {
1847                 if (pAd->MacTab.Content[i].ValidAsCLI == TRUE)
1848                         MacTableDeleteEntry(pAd, pAd->MacTab.Content[i].Aid, pAd->MacTab.Content[i].Addr);
1849         }
1850
1851         pAd->StaCfg.CCXQosECWMin        = 4;
1852         pAd->StaCfg.CCXQosECWMax        = 10;
1853
1854         AsicSetSlotTime(pAd, TRUE); //FALSE);
1855         AsicSetEdcaParm(pAd, NULL);
1856
1857         // Set LED
1858         RTMPSetLED(pAd, LED_LINK_DOWN);
1859     pAd->LedIndicatorStregth = 0xF0;
1860     RTMPSetSignalLED(pAd, -100);        // Force signal strength Led to be turned off, firmware is not done it.
1861
1862                 AsicDisableSync(pAd);
1863
1864         pAd->Mlme.PeriodicRound = 0;
1865         pAd->Mlme.OneSecPeriodicRound = 0;
1866
1867         if (pAd->StaCfg.BssType == BSS_INFRA)
1868         {
1869         // Remove StaCfg Information after link down
1870         NdisZeroMemory(pAd->CommonCfg.Bssid, MAC_ADDR_LEN);
1871         NdisZeroMemory(pAd->CommonCfg.Ssid, MAX_LEN_OF_SSID);
1872                 pAd->CommonCfg.SsidLen = 0;
1873         }
1874
1875         NdisZeroMemory(&pAd->MlmeAux.HtCapability, sizeof(HT_CAPABILITY_IE));
1876         NdisZeroMemory(&pAd->MlmeAux.AddHtInfo, sizeof(ADD_HT_INFO_IE));
1877         pAd->MlmeAux.HtCapabilityLen = 0;
1878         pAd->MlmeAux.NewExtChannelOffset = 0xff;
1879
1880         // Reset WPA-PSK state. Only reset when supplicant enabled
1881         if (pAd->StaCfg.WpaState != SS_NOTUSE)
1882         {
1883                 pAd->StaCfg.WpaState = SS_START;
1884                 // Clear Replay counter
1885                 NdisZeroMemory(pAd->StaCfg.ReplayCounter, 8);
1886         }
1887
1888
1889         //
1890         // if link down come from AP, we need to remove all WPA keys on WPA mode.
1891         // otherwise will cause 4-way handshaking failed, since the WPA key not empty.
1892         //
1893         if ((IsReqFromAP) && (pAd->StaCfg.AuthMode >= Ndis802_11AuthModeWPA))
1894         {
1895                 // Remove all WPA keys
1896                 RTMPWPARemoveAllKeys(pAd);
1897         }
1898
1899         // 802.1x port control
1900
1901         // Prevent clear PortSecured here with static WEP
1902         // NetworkManger set security policy first then set SSID to connect AP.
1903         if (pAd->StaCfg.WpaSupplicantUP &&
1904                 (pAd->StaCfg.WepStatus == Ndis802_11WEPEnabled) &&
1905                 (pAd->StaCfg.IEEE8021X == FALSE))
1906         {
1907                 pAd->StaCfg.PortSecured = WPA_802_1X_PORT_SECURED;
1908         }
1909         else
1910         {
1911                 pAd->StaCfg.PortSecured = WPA_802_1X_PORT_NOT_SECURED;
1912                 pAd->StaCfg.PrivacyFilter = Ndis802_11PrivFilter8021xWEP;
1913         }
1914
1915         NdisAcquireSpinLock(&pAd->MacTabLock);
1916         pAd->MacTab.Content[BSSID_WCID].PortSecured = pAd->StaCfg.PortSecured;
1917         NdisReleaseSpinLock(&pAd->MacTabLock);
1918
1919         pAd->StaCfg.MicErrCnt = 0;
1920
1921         // Turn off Ckip control flag
1922         pAd->StaCfg.bCkipOn = FALSE;
1923         pAd->StaCfg.CCXEnable = FALSE;
1924
1925     pAd->IndicateMediaState = NdisMediaStateDisconnected;
1926         // Update extra information to link is up
1927         pAd->ExtraInfo = GENERAL_LINK_DOWN;
1928
1929     pAd->StaActive.SupportedPhyInfo.bHtEnable = FALSE;
1930
1931         // Reset the Current AP's IP address
1932         NdisZeroMemory(pAd->StaCfg.AironetIPAddress, 4);
1933 #ifdef RT2870
1934         pAd->bUsbTxBulkAggre = FALSE;
1935 #endif // RT2870 //
1936
1937         // Clean association information
1938         NdisZeroMemory(&pAd->StaCfg.AssocInfo, sizeof(NDIS_802_11_ASSOCIATION_INFORMATION));
1939         pAd->StaCfg.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION);
1940         pAd->StaCfg.ReqVarIELen = 0;
1941         pAd->StaCfg.ResVarIELen = 0;
1942
1943         //
1944         // Reset RSSI value after link down
1945         //
1946         pAd->StaCfg.RssiSample.AvgRssi0 = 0;
1947         pAd->StaCfg.RssiSample.AvgRssi0X8 = 0;
1948         pAd->StaCfg.RssiSample.AvgRssi1 = 0;
1949         pAd->StaCfg.RssiSample.AvgRssi1X8 = 0;
1950         pAd->StaCfg.RssiSample.AvgRssi2 = 0;
1951         pAd->StaCfg.RssiSample.AvgRssi2X8 = 0;
1952
1953         // Restore MlmeRate
1954         pAd->CommonCfg.MlmeRate = pAd->CommonCfg.BasicMlmeRate;
1955         pAd->CommonCfg.RtsRate = pAd->CommonCfg.BasicMlmeRate;
1956
1957         //
1958         // After Link down, reset piggy-back setting in ASIC. Disable RDG.
1959         //
1960         if (pAd->CommonCfg.BBPCurrentBW == BW_40)
1961         {
1962                 pAd->CommonCfg.BBPCurrentBW = BW_20;
1963                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &ByteValue);
1964                 ByteValue &= (~0x18);
1965                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, ByteValue);
1966         }
1967
1968         // Reset DAC
1969         RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R1, &ByteValue);
1970         ByteValue &= (~0x18);
1971         if (pAd->Antenna.field.TxPath == 2)
1972         {
1973                 ByteValue |= 0x10;
1974         }
1975         RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R1, ByteValue);
1976
1977         RTMPSetPiggyBack(pAd,FALSE);
1978         OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_PIGGYBACK_INUSED);
1979
1980         pAd->CommonCfg.BACapability.word = pAd->CommonCfg.REGBACapability.word;
1981
1982         // Restore all settings in the following.
1983         AsicUpdateProtect(pAd, 0, (ALLN_SETPROTECT|CCKSETPROTECT|OFDMSETPROTECT), TRUE, FALSE);
1984         AsicDisableRDG(pAd);
1985         pAd->CommonCfg.IOTestParm.bCurrentAtheros = FALSE;
1986         pAd->CommonCfg.IOTestParm.bNowAtherosBurstOn = FALSE;
1987
1988         RTMP_IO_WRITE32(pAd, MAX_LEN_CFG, 0x1fff);
1989         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_BSS_SCAN_IN_PROGRESS);
1990
1991         {
1992                 union iwreq_data    wrqu;
1993                 memset(wrqu.ap_addr.sa_data, 0, MAC_ADDR_LEN);
1994                 wireless_send_event(pAd->net_dev, SIOCGIWAP, &wrqu, NULL);
1995         }
1996
1997 #ifdef RT30xx
1998         if (IS_RT3090(pAd))
1999         {
2000                 UINT32                          macdata;
2001                 // disable MMPS BBP control register
2002                 RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &ByteValue);
2003                 ByteValue &= ~(0x04);   //bit 2
2004                 RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, ByteValue);
2005
2006                 // disable MMPS MAC control register
2007                 RTMP_IO_READ32(pAd, 0x1210, &macdata);
2008                 macdata &= ~(0x09);     //bit 0, 3
2009                 RTMP_IO_WRITE32(pAd, 0x1210, macdata);
2010         }
2011 #endif // RT30xx //
2012
2013 }
2014
2015 /*
2016         ==========================================================================
2017         Description:
2018
2019         IRQL = DISPATCH_LEVEL
2020
2021         ==========================================================================
2022 */
2023 VOID IterateOnBssTab(
2024         IN PRTMP_ADAPTER pAd)
2025 {
2026         MLME_START_REQ_STRUCT   StartReq;
2027         MLME_JOIN_REQ_STRUCT    JoinReq;
2028         ULONG                   BssIdx;
2029
2030         // Change the wepstatus to original wepstatus
2031         pAd->StaCfg.WepStatus   = pAd->StaCfg.OrigWepStatus;
2032         pAd->StaCfg.PairCipher  = pAd->StaCfg.OrigWepStatus;
2033         pAd->StaCfg.GroupCipher = pAd->StaCfg.OrigWepStatus;
2034
2035         BssIdx = pAd->MlmeAux.BssIdx;
2036         if (BssIdx < pAd->MlmeAux.SsidBssTab.BssNr)
2037         {
2038                 // Check cipher suite, AP must have more secured cipher than station setting
2039                 // Set the Pairwise and Group cipher to match the intended AP setting
2040                 // We can only connect to AP with less secured cipher setting
2041                 if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPAPSK))
2042                 {
2043                         pAd->StaCfg.GroupCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.GroupCipher;
2044
2045                         if (pAd->StaCfg.WepStatus == pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipher)
2046                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipher;
2047                         else if (pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipherAux != Ndis802_11WEPDisabled)
2048                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA.PairCipherAux;
2049                         else    // There is no PairCipher Aux, downgrade our capability to TKIP
2050                                 pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
2051                 }
2052                 else if ((pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2) || (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPA2PSK))
2053                 {
2054                         pAd->StaCfg.GroupCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.GroupCipher;
2055
2056                         if (pAd->StaCfg.WepStatus == pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipher)
2057                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipher;
2058                         else if (pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipherAux != Ndis802_11WEPDisabled)
2059                                 pAd->StaCfg.PairCipher = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.PairCipherAux;
2060                         else    // There is no PairCipher Aux, downgrade our capability to TKIP
2061                                 pAd->StaCfg.PairCipher = Ndis802_11Encryption2Enabled;
2062
2063                         // RSN capability
2064                         pAd->StaCfg.RsnCapability = pAd->MlmeAux.SsidBssTab.BssEntry[BssIdx].WPA2.RsnCapability;
2065                 }
2066
2067                 // Set Mix cipher flag
2068                 pAd->StaCfg.bMixCipher = (pAd->StaCfg.PairCipher == pAd->StaCfg.GroupCipher) ? FALSE : TRUE;
2069                 if (pAd->StaCfg.bMixCipher == TRUE)
2070                 {
2071                         // If mix cipher, re-build RSNIE
2072                         RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, 0);
2073                 }
2074
2075                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - iterate BSS %ld of %d\n", BssIdx, pAd->MlmeAux.SsidBssTab.BssNr));
2076                 JoinParmFill(pAd, &JoinReq, BssIdx);
2077                 MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_JOIN_REQ, sizeof(MLME_JOIN_REQ_STRUCT),
2078                                         &JoinReq);
2079                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_JOIN;
2080         }
2081         else if (pAd->StaCfg.BssType == BSS_ADHOC)
2082         {
2083                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All BSS fail; start a new ADHOC (Ssid=%s)...\n",pAd->MlmeAux.Ssid));
2084                 StartParmFill(pAd, &StartReq, pAd->MlmeAux.Ssid, pAd->MlmeAux.SsidLen);
2085                 MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_START_REQ, sizeof(MLME_START_REQ_STRUCT), &StartReq);
2086                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_START;
2087         }
2088         else // no more BSS
2089         {
2090                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All roaming failed, stay @ ch #%d\n", pAd->CommonCfg.Channel));
2091                 AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
2092                 AsicLockChannel(pAd, pAd->CommonCfg.Channel);
2093                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
2094         }
2095 }
2096
2097 // for re-association only
2098 // IRQL = DISPATCH_LEVEL
2099 VOID IterateOnBssTab2(
2100         IN PRTMP_ADAPTER pAd)
2101 {
2102         MLME_REASSOC_REQ_STRUCT ReassocReq;
2103         ULONG                   BssIdx;
2104         BSS_ENTRY               *pBss;
2105
2106         BssIdx = pAd->MlmeAux.RoamIdx;
2107         pBss = &pAd->MlmeAux.RoamTab.BssEntry[BssIdx];
2108
2109         if (BssIdx < pAd->MlmeAux.RoamTab.BssNr)
2110         {
2111                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - iterate BSS %ld of %d\n", BssIdx, pAd->MlmeAux.RoamTab.BssNr));
2112
2113                 AsicSwitchChannel(pAd, pBss->Channel, FALSE);
2114                 AsicLockChannel(pAd, pBss->Channel);
2115
2116                 // reassociate message has the same structure as associate message
2117                 AssocParmFill(pAd, &ReassocReq, pBss->Bssid, pBss->CapabilityInfo,
2118                                           ASSOC_TIMEOUT, pAd->StaCfg.DefaultListenCount);
2119                 MlmeEnqueue(pAd, ASSOC_STATE_MACHINE, MT2_MLME_REASSOC_REQ,
2120                                         sizeof(MLME_REASSOC_REQ_STRUCT), &ReassocReq);
2121
2122                 pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_REASSOC;
2123         }
2124         else // no more BSS
2125         {
2126                 DBGPRINT(RT_DEBUG_TRACE, ("CNTL - All fast roaming failed, back to ch #%d\n",pAd->CommonCfg.Channel));
2127                 AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
2128                 AsicLockChannel(pAd, pAd->CommonCfg.Channel);
2129                 pAd->Mlme.CntlMachine.CurrState = CNTL_IDLE;
2130         }
2131 }
2132
2133 /*
2134         ==========================================================================
2135         Description:
2136
2137         IRQL = DISPATCH_LEVEL
2138
2139         ==========================================================================
2140 */
2141 VOID JoinParmFill(
2142         IN PRTMP_ADAPTER pAd,
2143         IN OUT MLME_JOIN_REQ_STRUCT *JoinReq,
2144         IN ULONG BssIdx)
2145 {
2146         JoinReq->BssIdx = BssIdx;
2147 }
2148
2149 /*
2150         ==========================================================================
2151         Description:
2152
2153         IRQL = DISPATCH_LEVEL
2154
2155         ==========================================================================
2156 */
2157 VOID ScanParmFill(
2158         IN PRTMP_ADAPTER pAd,
2159         IN OUT MLME_SCAN_REQ_STRUCT *ScanReq,
2160         IN CHAR Ssid[],
2161         IN UCHAR SsidLen,
2162         IN UCHAR BssType,
2163         IN UCHAR ScanType)
2164 {
2165     NdisZeroMemory(ScanReq->Ssid, MAX_LEN_OF_SSID);
2166         ScanReq->SsidLen = SsidLen;
2167         NdisMoveMemory(ScanReq->Ssid, Ssid, SsidLen);
2168         ScanReq->BssType = BssType;
2169         ScanReq->ScanType = ScanType;
2170 }
2171
2172 /*
2173         ==========================================================================
2174         Description:
2175
2176         IRQL = DISPATCH_LEVEL
2177
2178         ==========================================================================
2179 */
2180 VOID StartParmFill(
2181         IN PRTMP_ADAPTER pAd,
2182         IN OUT MLME_START_REQ_STRUCT *StartReq,
2183         IN CHAR Ssid[],
2184         IN UCHAR SsidLen)
2185 {
2186         ASSERT(SsidLen <= MAX_LEN_OF_SSID);
2187         NdisMoveMemory(StartReq->Ssid, Ssid, SsidLen);
2188         StartReq->SsidLen = SsidLen;
2189 }
2190
2191 /*
2192         ==========================================================================
2193         Description:
2194
2195         IRQL = DISPATCH_LEVEL
2196
2197         ==========================================================================
2198 */
2199 VOID AuthParmFill(
2200         IN PRTMP_ADAPTER pAd,
2201         IN OUT MLME_AUTH_REQ_STRUCT *AuthReq,
2202         IN PUCHAR pAddr,
2203         IN USHORT Alg)
2204 {
2205         COPY_MAC_ADDR(AuthReq->Addr, pAddr);
2206         AuthReq->Alg = Alg;
2207         AuthReq->Timeout = AUTH_TIMEOUT;
2208 }
2209
2210 /*
2211         ==========================================================================
2212         Description:
2213
2214         IRQL = DISPATCH_LEVEL
2215
2216         ==========================================================================
2217  */
2218
2219
2220 #ifdef RT2870
2221
2222 VOID MlmeCntlConfirm(
2223         IN PRTMP_ADAPTER pAd,
2224         IN ULONG MsgType,
2225         IN USHORT Msg)
2226 {
2227         MlmeEnqueue(pAd, MLME_CNTL_STATE_MACHINE, MsgType, sizeof(USHORT), &Msg);
2228 }
2229
2230 VOID ComposePsPoll(
2231         IN PRTMP_ADAPTER pAd)
2232 {
2233         PTXINFO_STRUC           pTxInfo;
2234         PTXWI_STRUC             pTxWI;
2235
2236         DBGPRINT(RT_DEBUG_TRACE, ("ComposePsPoll\n"));
2237         NdisZeroMemory(&pAd->PsPollFrame, sizeof(PSPOLL_FRAME));
2238
2239         pAd->PsPollFrame.FC.PwrMgmt = 0;
2240         pAd->PsPollFrame.FC.Type = BTYPE_CNTL;
2241         pAd->PsPollFrame.FC.SubType = SUBTYPE_PS_POLL;
2242         pAd->PsPollFrame.Aid = pAd->StaActive.Aid | 0xC000;
2243         COPY_MAC_ADDR(pAd->PsPollFrame.Bssid, pAd->CommonCfg.Bssid);
2244         COPY_MAC_ADDR(pAd->PsPollFrame.Ta, pAd->CurrentAddress);
2245
2246         RTMPZeroMemory(&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[0], 100);
2247         pTxInfo = (PTXINFO_STRUC)&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[0];
2248         RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(sizeof(PSPOLL_FRAME)+TXWI_SIZE), TRUE, EpToQueue[MGMTPIPEIDX], FALSE,  FALSE);
2249         pTxWI = (PTXWI_STRUC)&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[TXINFO_SIZE];
2250         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, 0, BSSID_WCID, (sizeof(PSPOLL_FRAME)),
2251                 0,  0, (UCHAR)pAd->CommonCfg.MlmeTransmit.field.MCS, IFS_BACKOFF, FALSE, &pAd->CommonCfg.MlmeTransmit);
2252         RTMPMoveMemory(&pAd->PsPollContext.TransferBuffer->field.WirelessPacket[TXWI_SIZE+TXINFO_SIZE], &pAd->PsPollFrame, sizeof(PSPOLL_FRAME));
2253         // Append 4 extra zero bytes.
2254         pAd->PsPollContext.BulkOutSize =  TXINFO_SIZE + TXWI_SIZE + sizeof(PSPOLL_FRAME) + 4;
2255 }
2256
2257 // IRQL = DISPATCH_LEVEL
2258 VOID ComposeNullFrame(
2259         IN PRTMP_ADAPTER pAd)
2260 {
2261         PTXINFO_STRUC           pTxInfo;
2262         PTXWI_STRUC             pTxWI;
2263
2264         NdisZeroMemory(&pAd->NullFrame, sizeof(HEADER_802_11));
2265         pAd->NullFrame.FC.Type = BTYPE_DATA;
2266         pAd->NullFrame.FC.SubType = SUBTYPE_NULL_FUNC;
2267         pAd->NullFrame.FC.ToDs = 1;
2268         COPY_MAC_ADDR(pAd->NullFrame.Addr1, pAd->CommonCfg.Bssid);
2269         COPY_MAC_ADDR(pAd->NullFrame.Addr2, pAd->CurrentAddress);
2270         COPY_MAC_ADDR(pAd->NullFrame.Addr3, pAd->CommonCfg.Bssid);
2271         RTMPZeroMemory(&pAd->NullContext.TransferBuffer->field.WirelessPacket[0], 100);
2272         pTxInfo = (PTXINFO_STRUC)&pAd->NullContext.TransferBuffer->field.WirelessPacket[0];
2273         RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(sizeof(HEADER_802_11)+TXWI_SIZE), TRUE, EpToQueue[MGMTPIPEIDX], FALSE,  FALSE);
2274         pTxWI = (PTXWI_STRUC)&pAd->NullContext.TransferBuffer->field.WirelessPacket[TXINFO_SIZE];
2275         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, 0, BSSID_WCID, (sizeof(HEADER_802_11)),
2276                 0, 0, (UCHAR)pAd->CommonCfg.MlmeTransmit.field.MCS, IFS_BACKOFF, FALSE, &pAd->CommonCfg.MlmeTransmit);
2277         RTMPMoveMemory(&pAd->NullContext.TransferBuffer->field.WirelessPacket[TXWI_SIZE+TXINFO_SIZE], &pAd->NullFrame, sizeof(HEADER_802_11));
2278         pAd->NullContext.BulkOutSize =  TXINFO_SIZE + TXWI_SIZE + sizeof(pAd->NullFrame) + 4;
2279 }
2280 #endif // RT2870 //
2281
2282
2283 /*
2284         ==========================================================================
2285         Description:
2286                 Pre-build a BEACON frame in the shared memory
2287
2288         IRQL = PASSIVE_LEVEL
2289         IRQL = DISPATCH_LEVEL
2290
2291         ==========================================================================
2292 */
2293 ULONG MakeIbssBeacon(
2294         IN PRTMP_ADAPTER pAd)
2295 {
2296         UCHAR         DsLen = 1, IbssLen = 2;
2297         UCHAR         LocalErpIe[3] = {IE_ERP, 1, 0x04};
2298         HEADER_802_11 BcnHdr;
2299         USHORT        CapabilityInfo;
2300         LARGE_INTEGER FakeTimestamp;
2301         ULONG         FrameLen = 0;
2302         PTXWI_STRUC       pTxWI = &pAd->BeaconTxWI;
2303         CHAR         *pBeaconFrame = pAd->BeaconBuf;
2304         BOOLEAN       Privacy;
2305         UCHAR         SupRate[MAX_LEN_OF_SUPPORTED_RATES];
2306         UCHAR         SupRateLen = 0;
2307         UCHAR         ExtRate[MAX_LEN_OF_SUPPORTED_RATES];
2308         UCHAR         ExtRateLen = 0;
2309         UCHAR         RSNIe = IE_WPA;
2310
2311         if ((pAd->CommonCfg.PhyMode == PHY_11B) && (pAd->CommonCfg.Channel <= 14))
2312         {
2313                 SupRate[0] = 0x82; // 1 mbps
2314                 SupRate[1] = 0x84; // 2 mbps
2315                 SupRate[2] = 0x8b; // 5.5 mbps
2316                 SupRate[3] = 0x96; // 11 mbps
2317                 SupRateLen = 4;
2318                 ExtRateLen = 0;
2319         }
2320         else if (pAd->CommonCfg.Channel > 14)
2321         {
2322                 SupRate[0]  = 0x8C;    // 6 mbps, in units of 0.5 Mbps, basic rate
2323                 SupRate[1]  = 0x12;    // 9 mbps, in units of 0.5 Mbps
2324                 SupRate[2]  = 0x98;    // 12 mbps, in units of 0.5 Mbps, basic rate
2325                 SupRate[3]  = 0x24;    // 18 mbps, in units of 0.5 Mbps
2326                 SupRate[4]  = 0xb0;    // 24 mbps, in units of 0.5 Mbps, basic rate
2327                 SupRate[5]  = 0x48;    // 36 mbps, in units of 0.5 Mbps
2328                 SupRate[6]  = 0x60;    // 48 mbps, in units of 0.5 Mbps
2329                 SupRate[7]  = 0x6c;    // 54 mbps, in units of 0.5 Mbps
2330                 SupRateLen  = 8;
2331                 ExtRateLen  = 0;
2332
2333                 //
2334                 // Also Update MlmeRate & RtsRate for G only & A only
2335                 //
2336                 pAd->CommonCfg.MlmeRate = RATE_6;
2337                 pAd->CommonCfg.RtsRate = RATE_6;
2338                 pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM;
2339                 pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate];
2340                 pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MODE = MODE_OFDM;
2341                 pAd->MacTab.Content[BSS0Mcast_WCID].HTPhyMode.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate];
2342         }
2343         else
2344         {
2345                 SupRate[0] = 0x82; // 1 mbps
2346                 SupRate[1] = 0x84; // 2 mbps
2347                 SupRate[2] = 0x8b; // 5.5 mbps
2348                 SupRate[3] = 0x96; // 11 mbps
2349                 SupRateLen = 4;
2350
2351                 ExtRate[0]  = 0x0C;    // 6 mbps, in units of 0.5 Mbps,
2352                 ExtRate[1]  = 0x12;    // 9 mbps, in units of 0.5 Mbps
2353                 ExtRate[2]  = 0x18;    // 12 mbps, in units of 0.5 Mbps,
2354                 ExtRate[3]  = 0x24;    // 18 mbps, in units of 0.5 Mbps
2355                 ExtRate[4]  = 0x30;    // 24 mbps, in units of 0.5 Mbps,
2356                 ExtRate[5]  = 0x48;    // 36 mbps, in units of 0.5 Mbps
2357                 ExtRate[6]  = 0x60;    // 48 mbps, in units of 0.5 Mbps
2358                 ExtRate[7]  = 0x6c;    // 54 mbps, in units of 0.5 Mbps
2359                 ExtRateLen  = 8;
2360         }
2361
2362         pAd->StaActive.SupRateLen = SupRateLen;
2363         NdisMoveMemory(pAd->StaActive.SupRate, SupRate, SupRateLen);
2364         pAd->StaActive.ExtRateLen = ExtRateLen;
2365         NdisMoveMemory(pAd->StaActive.ExtRate, ExtRate, ExtRateLen);
2366
2367         // compose IBSS beacon frame
2368         MgtMacHeaderInit(pAd, &BcnHdr, SUBTYPE_BEACON, 0, BROADCAST_ADDR, pAd->CommonCfg.Bssid);
2369         Privacy = (pAd->StaCfg.WepStatus == Ndis802_11Encryption1Enabled) ||
2370                           (pAd->StaCfg.WepStatus == Ndis802_11Encryption2Enabled) ||
2371                           (pAd->StaCfg.WepStatus == Ndis802_11Encryption3Enabled);
2372         CapabilityInfo = CAP_GENERATE(0, 1, Privacy, (pAd->CommonCfg.TxPreamble == Rt802_11PreambleShort), 0, 0);
2373
2374         MakeOutgoingFrame(pBeaconFrame,                &FrameLen,
2375                                           sizeof(HEADER_802_11),           &BcnHdr,
2376                                           TIMESTAMP_LEN,                   &FakeTimestamp,
2377                                           2,                               &pAd->CommonCfg.BeaconPeriod,
2378                                           2,                               &CapabilityInfo,
2379                                           1,                               &SsidIe,
2380                                           1,                               &pAd->CommonCfg.SsidLen,
2381                                           pAd->CommonCfg.SsidLen,          pAd->CommonCfg.Ssid,
2382                                           1,                               &SupRateIe,
2383                                           1,                               &SupRateLen,
2384                                           SupRateLen,                      SupRate,
2385                                           1,                               &DsIe,
2386                                           1,                               &DsLen,
2387                                           1,                               &pAd->CommonCfg.Channel,
2388                                           1,                               &IbssIe,
2389                                           1,                               &IbssLen,
2390                                           2,                               &pAd->StaActive.AtimWin,
2391                                           END_OF_ARGS);
2392
2393         // add ERP_IE and EXT_RAE IE of in 802.11g
2394         if (ExtRateLen)
2395         {
2396                 ULONG   tmp;
2397
2398                 MakeOutgoingFrame(pBeaconFrame + FrameLen,         &tmp,
2399                                                   3,                               LocalErpIe,
2400                                                   1,                               &ExtRateIe,
2401                                                   1,                               &ExtRateLen,
2402                                                   ExtRateLen,                      ExtRate,
2403                                                   END_OF_ARGS);
2404                 FrameLen += tmp;
2405         }
2406
2407         // If adhoc secruity is set for WPA-None, append the cipher suite IE
2408         if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPANone)
2409         {
2410                 ULONG tmp;
2411         RTMPMakeRSNIE(pAd, pAd->StaCfg.AuthMode, pAd->StaCfg.WepStatus, BSS0);
2412
2413                 MakeOutgoingFrame(pBeaconFrame + FrameLen,              &tmp,
2414                                                   1,                                    &RSNIe,
2415                                                   1,                                    &pAd->StaCfg.RSNIE_Len,
2416                                                   pAd->StaCfg.RSNIE_Len,                pAd->StaCfg.RSN_IE,
2417                                                   END_OF_ARGS);
2418                 FrameLen += tmp;
2419         }
2420
2421         if ((pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED))
2422         {
2423                 ULONG TmpLen;
2424                 UCHAR HtLen, HtLen1;
2425
2426                 // add HT Capability IE
2427                 HtLen = sizeof(pAd->CommonCfg.HtCapability);
2428                 HtLen1 = sizeof(pAd->CommonCfg.AddHTInfo);
2429
2430                 MakeOutgoingFrame(pBeaconFrame+FrameLen,        &TmpLen,
2431                                                   1,                                            &HtCapIe,
2432                                                   1,                                            &HtLen,
2433                                                   HtLen,                                        &pAd->CommonCfg.HtCapability,
2434                                                   1,                                            &AddHtInfoIe,
2435                                                   1,                                            &HtLen1,
2436                                                   HtLen1,                                       &pAd->CommonCfg.AddHTInfo,
2437                                                   END_OF_ARGS);
2438
2439                 FrameLen += TmpLen;
2440         }
2441
2442         //beacon use reserved WCID 0xff
2443     if (pAd->CommonCfg.Channel > 14)
2444     {
2445         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE,  TRUE, FALSE, FALSE, TRUE, 0, 0xff, FrameLen,
2446                 PID_MGMT, PID_BEACON, RATE_1, IFS_HTTXOP, FALSE, &pAd->CommonCfg.MlmeTransmit);
2447     }
2448     else
2449     {
2450         // Set to use 1Mbps for Adhoc beacon.
2451                 HTTRANSMIT_SETTING Transmit;
2452         Transmit.word = 0;
2453         RTMPWriteTxWI(pAd, pTxWI, FALSE, FALSE,  TRUE, FALSE, FALSE, TRUE, 0, 0xff, FrameLen,
2454                 PID_MGMT, PID_BEACON, RATE_1, IFS_HTTXOP, FALSE, &Transmit);
2455     }
2456
2457     DBGPRINT(RT_DEBUG_TRACE, ("MakeIbssBeacon (len=%ld), SupRateLen=%d, ExtRateLen=%d, Channel=%d, PhyMode=%d\n",
2458                                         FrameLen, SupRateLen, ExtRateLen, pAd->CommonCfg.Channel, pAd->CommonCfg.PhyMode));
2459         return FrameLen;
2460 }
2461
2462