drivers/staging/vt6655/bssdb.c

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * File: bssdb.c
  20  *
  21  * Purpose: Handles the Basic Service Set & Node Database functions
  22  *
  23  * Functions:
  24  *      BSSpSearchBSSList - Search known BSS list for Desire SSID or BSSID
  25  *      BSSvClearBSSList - Clear BSS List
  26  *      BSSbInsertToBSSList - Insert a BSS set into known BSS list
  27  *      BSSbUpdateToBSSList - Update BSS set in known BSS list
  28  *      BSSDBbIsSTAInNodeDB - Search Node DB table to find the index of matched DstAddr
  29  *      BSSvCreateOneNode - Allocate an Node for Node DB
  30  *      BSSvUpdateAPNode - Update AP Node content in Index 0 of KnownNodeDB
  31  *      BSSvSecondCallBack - One second timer callback function to update Node DB info & AP link status
  32  *      BSSvUpdateNodeTxCounter - Update Tx attemps, Tx failure counter in Node DB for auto-fall back rate control
  33  *
  34  * Revision History:
  35  *
  36  * Author: Lyndon Chen
  37  *
  38  * Date: July 17, 2002
  39  *
  40  */
  41
  42 #include "ttype.h"
  43 #include "tmacro.h"
  44 #include "tether.h"
  45 #include "device.h"
  46 #include "80211hdr.h"
  47 #include "bssdb.h"
  48 #include "wmgr.h"
  49 #include "datarate.h"
  50 #include "desc.h"
  51 #include "wcmd.h"
  52 #include "wpa.h"
  53 #include "baseband.h"
  54 #include "rf.h"
  55 #include "card.h"
  56 #include "channel.h"
  57 #include "mac.h"
  58 #include "wpa2.h"
  59 #include "iowpa.h"
  60
  61 //#define       PLICE_DEBUG
  62 /*---------------------  Static Definitions -------------------------*/
  63
  64
  65
  66
  67 /*---------------------  Static Classes  ----------------------------*/
  68
  69 /*---------------------  Static Variables  --------------------------*/
  70 static int          msglevel                =MSG_LEVEL_INFO;
  71 //static int          msglevel                =MSG_LEVEL_DEBUG;
  72
  73
  74
  75 const unsigned short awHWRetry0[5][5] = {
  76                                             {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M},
  77                                             {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M},
  78                                             {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M},
  79                                             {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M},
  80                                             {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M}
  81                                            };
  82 const unsigned short awHWRetry1[5][5] = {
  83                                             {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M},
  84                                             {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M},
  85                                             {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M},
  86                                             {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M},
  87                                             {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M}
  88                                            };
  89
  90
  91
  92 /*---------------------  Static Functions  --------------------------*/
  93
  94 void s_vCheckSensitivity(
  95     void *hDeviceContext
  96     );
  97
  98 #ifdef Calcu_LinkQual
  99 void s_uCalculateLinkQual(
 100     void *hDeviceContext
 101     );
 102 #endif
 103
 104
 105 void s_vCheckPreEDThreshold(
 106     void *hDeviceContext
 107     );
 108 /*---------------------  Export Variables  --------------------------*/
 109
 110
 111 /*---------------------  Export Functions  --------------------------*/
 112
 113
 114
 115
 116
 117 /*+
 118  *
 119  * Routine Description:
 120  *    Search known BSS list for Desire SSID or BSSID.
 121  *
 122  * Return Value:
 123  *    PTR to KnownBSS or NULL
 124  *
 125 -*/
 126
 127 PKnownBSS
 128 BSSpSearchBSSList(
 129     void *hDeviceContext,
 130     unsigned char *pbyDesireBSSID,
 131     unsigned char *pbyDesireSSID,
 132     CARD_PHY_TYPE  ePhyType
 133     )
 134 {
 135     PSDevice        pDevice = (PSDevice)hDeviceContext;
 136     PSMgmtObject    pMgmt = pDevice->pMgmt;
 137     unsigned char *pbyBSSID = NULL;
 138     PWLAN_IE_SSID   pSSID = NULL;
 139     PKnownBSS       pCurrBSS = NULL;
 140     PKnownBSS       pSelect = NULL;
 141     unsigned char ZeroBSSID[WLAN_BSSID_LEN]={0x00,0x00,0x00,0x00,0x00,0x00};
 142     unsigned int ii = 0;
 143
 144     if (pbyDesireBSSID != NULL) {
 145         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList BSSID[%02X %02X %02X-%02X %02X %02X]\n",
 146                             *pbyDesireBSSID,*(pbyDesireBSSID+1),*(pbyDesireBSSID+2),
 147                             *(pbyDesireBSSID+3),*(pbyDesireBSSID+4),*(pbyDesireBSSID+5));
 148         if ((!is_broadcast_ether_addr(pbyDesireBSSID)) &&
 149              (memcmp(pbyDesireBSSID, ZeroBSSID, 6)!= 0)){
 150             pbyBSSID = pbyDesireBSSID;
 151         }
 152     }
 153     if (pbyDesireSSID != NULL) {
 154         if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) {
 155             pSSID = (PWLAN_IE_SSID) pbyDesireSSID;
 156         }
 157     }
 158
 159     if (pbyBSSID != NULL) {
 160         // match BSSID first
 161         for (ii = 0; ii <MAX_BSS_NUM; ii++) {
 162             pCurrBSS = &(pMgmt->sBSSList[ii]);
 163 if(pDevice->bLinkPass==false) pCurrBSS->bSelected = false;
 164             if ((pCurrBSS->bActive) &&
 165                 (pCurrBSS->bSelected == false)) {
 166                 if (!compare_ether_addr(pCurrBSS->abyBSSID, pbyBSSID)) {
 167                     if (pSSID != NULL) {
 168                         // compare ssid
 169                         if ( !memcmp(pSSID->abySSID,
 170                             ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
 171                             pSSID->len)) {
 172                             if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
 173                                 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
 174                                 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
 175                                 ) {
 176                                 pCurrBSS->bSelected = true;
 177                                 return(pCurrBSS);
 178                             }
 179                         }
 180                     } else {
 181                         if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
 182                             ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
 183                             ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
 184                             ) {
 185                             pCurrBSS->bSelected = true;
 186                             return(pCurrBSS);
 187                         }
 188                     }
 189                 }
 190             }
 191         }
 192     } else {
 193         // ignore BSSID
 194         for (ii = 0; ii <MAX_BSS_NUM; ii++) {
 195             pCurrBSS = &(pMgmt->sBSSList[ii]);
 196         //2007-0721-01<Add>by MikeLiu
 197           pCurrBSS->bSelected = false;
 198           if (pCurrBSS->bActive) {
 199
 200                 if (pSSID != NULL) {
 201                     // matched SSID
 202                     if (! !memcmp(pSSID->abySSID,
 203                         ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
 204                         pSSID->len) ||
 205                         (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) {
 206                         // SSID not match skip this BSS
 207                         continue;
 208                       }
 209                 }
 210                 if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) ||
 211                     ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo))
 212                     ){
 213                     // Type not match skip this BSS
 214                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSS type mismatch.... Config[%d] BSS[0x%04x]\n", pMgmt->eConfigMode, pCurrBSS->wCapInfo);
 215                     continue;
 216                 }
 217
 218                 if (ePhyType != PHY_TYPE_AUTO) {
 219                     if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) ||
 220                         ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) {
 221                         // PhyType not match skip this BSS
 222                         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Physical type mismatch.... ePhyType[%d] BSS[%d]\n", ePhyType, pCurrBSS->eNetworkTypeInUse);
 223                         continue;
 224                     }
 225                 }
 226 /*
 227                 if (pMgmt->eAuthenMode < WMAC_AUTH_WPA) {
 228                     if (pCurrBSS->bWPAValid == true) {
 229                         // WPA AP will reject connection of station without WPA enable.
 230                         continue;
 231                     }
 232                 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
 233                            (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
 234                     if (pCurrBSS->bWPAValid == false) {
 235                         // station with WPA enable can't join NonWPA AP.
 236                         continue;
 237                     }
 238                 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
 239                            (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
 240                     if (pCurrBSS->bWPA2Valid == false) {
 241                         // station with WPA2 enable can't join NonWPA2 AP.
 242                         continue;
 243                     }
 244                 }
 245 */
 246                 if (pSelect == NULL) {
 247                     pSelect = pCurrBSS;
 248                 } else {
 249                     // compare RSSI, select signal strong one
 250                     if (pCurrBSS->uRSSI < pSelect->uRSSI) {
 251                         pSelect = pCurrBSS;
 252                     }
 253                 }
 254             }
 255         }
 256         if (pSelect != NULL) {
 257             pSelect->bSelected = true;
 258 /*
 259                         if (pDevice->bRoaming == false)  {
 260         //       Einsn Add @20070907
 261                         memset(pbyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
 262                         memcpy(pbyDesireSSID,pCurrBSS->abySSID,WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1) ;
 263                                                 }*/
 264
 265             return(pSelect);
 266         }
 267     }
 268     return(NULL);
 269
 270 }
 271
 272
 273 /*+
 274  *
 275  * Routine Description:
 276  *    Clear BSS List
 277  *
 278  * Return Value:
 279  *    None.
 280  *
 281 -*/
 282
 283
 284 void
 285 BSSvClearBSSList(
 286     void *hDeviceContext,
 287     bool bKeepCurrBSSID
 288     )
 289 {
 290     PSDevice     pDevice = (PSDevice)hDeviceContext;
 291     PSMgmtObject    pMgmt = pDevice->pMgmt;
 292     unsigned int ii;
 293
 294     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 295         if (bKeepCurrBSSID) {
 296             if (pMgmt->sBSSList[ii].bActive &&
 297                 !compare_ether_addr(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) {
 298                // bKeepCurrBSSID = false;
 299                 continue;
 300             }
 301         }
 302
 303         if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) {
 304              pMgmt->sBSSList[ii].uClearCount ++;
 305              continue;
 306         }
 307
 308         pMgmt->sBSSList[ii].bActive = false;
 309         memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS));
 310     }
 311     BSSvClearAnyBSSJoinRecord(pDevice);
 312
 313     return;
 314 }
 315
 316
 317
 318 /*+
 319  *
 320  * Routine Description:
 321  *    search BSS list by BSSID & SSID if matched
 322  *
 323  * Return Value:
 324  *    true if found.
 325  *
 326 -*/
 327 PKnownBSS
 328 BSSpAddrIsInBSSList(
 329     void *hDeviceContext,
 330     unsigned char *abyBSSID,
 331     PWLAN_IE_SSID pSSID
 332     )
 333 {
 334     PSDevice     pDevice = (PSDevice)hDeviceContext;
 335     PSMgmtObject    pMgmt = pDevice->pMgmt;
 336     PKnownBSS       pBSSList = NULL;
 337     unsigned int ii;
 338
 339     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 340         pBSSList = &(pMgmt->sBSSList[ii]);
 341         if (pBSSList->bActive) {
 342             if (!compare_ether_addr(pBSSList->abyBSSID, abyBSSID)) {
 343 //                if (pSSID == NULL)
 344 //                    return pBSSList;
 345                 if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){
 346                     if (memcmp(pSSID->abySSID,
 347                             ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
 348                             pSSID->len) == 0)
 349                         return pBSSList;
 350                 }
 351             }
 352         }
 353     }
 354
 355     return NULL;
 356 };
 357
 358
 359
 360 /*+
 361  *
 362  * Routine Description:
 363  *    Insert a BSS set into known BSS list
 364  *
 365  * Return Value:
 366  *    true if success.
 367  *
 368 -*/
 369
 370 bool
 371 BSSbInsertToBSSList (
 372     void *hDeviceContext,
 373     unsigned char *abyBSSIDAddr,
 374     QWORD qwTimestamp,
 375     unsigned short wBeaconInterval,
 376     unsigned short wCapInfo,
 377     unsigned char byCurrChannel,
 378     PWLAN_IE_SSID pSSID,
 379     PWLAN_IE_SUPP_RATES pSuppRates,
 380     PWLAN_IE_SUPP_RATES pExtSuppRates,
 381     PERPObject psERP,
 382     PWLAN_IE_RSN pRSN,
 383     PWLAN_IE_RSN_EXT pRSNWPA,
 384     PWLAN_IE_COUNTRY pIE_Country,
 385     PWLAN_IE_QUIET pIE_Quiet,
 386     unsigned int uIELength,
 387     unsigned char *pbyIEs,
 388     void *pRxPacketContext
 389     )
 390 {
 391
 392     PSDevice     pDevice = (PSDevice)hDeviceContext;
 393     PSMgmtObject    pMgmt = pDevice->pMgmt;
 394     PSRxMgmtPacket  pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
 395     PKnownBSS       pBSSList = NULL;
 396     unsigned int ii;
 397     bool bParsingQuiet = false;
 398     PWLAN_IE_QUIET  pQuiet = NULL;
 399
 400
 401
 402     pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]);
 403
 404     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
 405         pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]);
 406         if (!pBSSList->bActive)
 407                 break;
 408     }
 409
 410     if (ii == MAX_BSS_NUM){
 411         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get free KnowBSS node failed.\n");
 412         return false;
 413     }
 414     // save the BSS info
 415     pBSSList->bActive = true;
 416     memcpy( pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN);
 417     HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
 418     LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
 419     pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
 420     pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
 421     pBSSList->uClearCount = 0;
 422
 423     if (pSSID->len > WLAN_SSID_MAXLEN)
 424         pSSID->len = WLAN_SSID_MAXLEN;
 425     memcpy( pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
 426
 427     pBSSList->uChannel = byCurrChannel;
 428
 429     if (pSuppRates->len > WLAN_RATES_MAXLEN)
 430         pSuppRates->len = WLAN_RATES_MAXLEN;
 431     memcpy( pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
 432
 433     if (pExtSuppRates != NULL) {
 434         if (pExtSuppRates->len > WLAN_RATES_MAXLEN)
 435             pExtSuppRates->len = WLAN_RATES_MAXLEN;
 436         memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
 437         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbInsertToBSSList: pExtSuppRates->len = %d\n", pExtSuppRates->len);
 438
 439     } else {
 440         memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
 441     }
 442     pBSSList->sERP.byERP = psERP->byERP;
 443     pBSSList->sERP.bERPExist = psERP->bERPExist;
 444
 445     // Check if BSS is 802.11a/b/g
 446     if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
 447         pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
 448     } else {
 449         if (pBSSList->sERP.bERPExist == true) {
 450             pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
 451         } else {
 452             pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
 453         }
 454     }
 455
 456     pBSSList->byRxRate = pRxPacket->byRxRate;
 457     pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
 458     pBSSList->uRSSI = pRxPacket->uRSSI;
 459     pBSSList->bySQ = pRxPacket->bySQ;
 460
 461    if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
 462         (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 463         // assoc with BSS
 464         if (pBSSList == pMgmt->pCurrBSS) {
 465             bParsingQuiet = true;
 466         }
 467     }
 468
 469     WPA_ClearRSN(pBSSList);
 470
 471     if (pRSNWPA != NULL) {
 472         unsigned int uLen = pRSNWPA->len + 2;
 473
 474         if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) {
 475             pBSSList->wWPALen = uLen;
 476             memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
 477             WPA_ParseRSN(pBSSList, pRSNWPA);
 478         }
 479     }
 480
 481     WPA2_ClearRSN(pBSSList);
 482
 483     if (pRSN != NULL) {
 484         unsigned int uLen = pRSN->len + 2;
 485         if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) {
 486             pBSSList->wRSNLen = uLen;
 487             memcpy(pBSSList->byRSNIE, pRSN, uLen);
 488             WPA2vParseRSN(pBSSList, pRSN);
 489         }
 490     }
 491
 492     if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || (pBSSList->bWPA2Valid == true)) {
 493
 494         PSKeyItem  pTransmitKey = NULL;
 495         bool bIs802_1x = false;
 496
 497         for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii ++) {
 498             if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) {
 499                 bIs802_1x = true;
 500                 break;
 501             }
 502         }
 503         if ((bIs802_1x == true) && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) &&
 504             ( !memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) {
 505
 506             bAdd_PMKID_Candidate((void *)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj);
 507
 508             if ((pDevice->bLinkPass == true) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 509                 if ((KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) == true) ||
 510                     (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey) == true)) {
 511                     pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList;
 512                     pDevice->gsPMKIDCandidate.Version = 1;
 513
 514                 }
 515
 516             }
 517         }
 518     }
 519
 520     if (pDevice->bUpdateBBVGA) {
 521         // Moniter if RSSI is too strong.
 522         pBSSList->byRSSIStatCnt = 0;
 523         RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &pBSSList->ldBmMAX);
 524         pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX;
 525         for (ii = 1; ii < RSSI_STAT_COUNT; ii++)
 526             pBSSList->ldBmAverage[ii] = 0;
 527     }
 528
 529     if ((pIE_Country != NULL) &&
 530         (pMgmt->b11hEnable == true)) {
 531         set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse,
 532                             pIE_Country);
 533     }
 534
 535     if ((bParsingQuiet == true) && (pIE_Quiet != NULL)) {
 536         if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
 537             (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
 538             // valid EID
 539             if (pQuiet == NULL) {
 540                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 541                 CARDbSetQuiet(  pMgmt->pAdapter,
 542                                 true,
 543                                 pQuiet->byQuietCount,
 544                                 pQuiet->byQuietPeriod,
 545                                 *((unsigned short *)pQuiet->abyQuietDuration),
 546                                 *((unsigned short *)pQuiet->abyQuietOffset)
 547                                 );
 548             } else {
 549                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 550                 CARDbSetQuiet(  pMgmt->pAdapter,
 551                                 false,
 552                                 pQuiet->byQuietCount,
 553                                 pQuiet->byQuietPeriod,
 554                                 *((unsigned short *)pQuiet->abyQuietDuration),
 555                                 *((unsigned short *)pQuiet->abyQuietOffset)
 556                                 );
 557             }
 558         }
 559     }
 560
 561     if ((bParsingQuiet == true) &&
 562         (pQuiet != NULL)) {
 563         CARDbStartQuiet(pMgmt->pAdapter);
 564     }
 565
 566     pBSSList->uIELength = uIELength;
 567     if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
 568         pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
 569     memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
 570
 571     return true;
 572 }
 573
 574
 575 /*+
 576  *
 577  * Routine Description:
 578  *    Update BSS set in known BSS list
 579  *
 580  * Return Value:
 581  *    true if success.
 582  *
 583 -*/
 584 // TODO: input structure modify
 585
 586 bool
 587 BSSbUpdateToBSSList (
 588     void *hDeviceContext,
 589     QWORD qwTimestamp,
 590     unsigned short wBeaconInterval,
 591     unsigned short wCapInfo,
 592     unsigned char byCurrChannel,
 593     bool bChannelHit,
 594     PWLAN_IE_SSID pSSID,
 595     PWLAN_IE_SUPP_RATES pSuppRates,
 596     PWLAN_IE_SUPP_RATES pExtSuppRates,
 597     PERPObject psERP,
 598     PWLAN_IE_RSN pRSN,
 599     PWLAN_IE_RSN_EXT pRSNWPA,
 600     PWLAN_IE_COUNTRY pIE_Country,
 601     PWLAN_IE_QUIET pIE_Quiet,
 602     PKnownBSS pBSSList,
 603     unsigned int uIELength,
 604     unsigned char *pbyIEs,
 605     void *pRxPacketContext
 606     )
 607 {
 608     int             ii;
 609     PSDevice        pDevice = (PSDevice)hDeviceContext;
 610     PSMgmtObject    pMgmt = pDevice->pMgmt;
 611     PSRxMgmtPacket  pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
 612     long            ldBm;
 613     bool bParsingQuiet = false;
 614     PWLAN_IE_QUIET  pQuiet = NULL;
 615
 616
 617
 618     if (pBSSList == NULL)
 619         return false;
 620
 621
 622     HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
 623     LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
 624     pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
 625     pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
 626     pBSSList->uClearCount = 0;
 627     pBSSList->uChannel = byCurrChannel;
 628 //    DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbUpdateToBSSList: pBSSList->uChannel: %d\n", pBSSList->uChannel);
 629
 630     if (pSSID->len > WLAN_SSID_MAXLEN)
 631         pSSID->len = WLAN_SSID_MAXLEN;
 632
 633     if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0))
 634         memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
 635     memcpy(pBSSList->abySuppRates, pSuppRates,pSuppRates->len + WLAN_IEHDR_LEN);
 636
 637     if (pExtSuppRates != NULL) {
 638         memcpy(pBSSList->abyExtSuppRates, pExtSuppRates,pExtSuppRates->len + WLAN_IEHDR_LEN);
 639     } else {
 640         memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
 641     }
 642     pBSSList->sERP.byERP = psERP->byERP;
 643     pBSSList->sERP.bERPExist = psERP->bERPExist;
 644
 645     // Check if BSS is 802.11a/b/g
 646     if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
 647         pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
 648     } else {
 649         if (pBSSList->sERP.bERPExist == true) {
 650             pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
 651         } else {
 652             pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
 653         }
 654     }
 655
 656     pBSSList->byRxRate = pRxPacket->byRxRate;
 657     pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
 658     if(bChannelHit)
 659         pBSSList->uRSSI = pRxPacket->uRSSI;
 660     pBSSList->bySQ = pRxPacket->bySQ;
 661
 662    if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
 663         (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
 664         // assoc with BSS
 665         if (pBSSList == pMgmt->pCurrBSS) {
 666             bParsingQuiet = true;
 667         }
 668     }
 669
 670    WPA_ClearRSN(pBSSList);         //mike update
 671
 672     if (pRSNWPA != NULL) {
 673         unsigned int uLen = pRSNWPA->len + 2;
 674         if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) {
 675             pBSSList->wWPALen = uLen;
 676             memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
 677             WPA_ParseRSN(pBSSList, pRSNWPA);
 678         }
 679     }
 680
 681    WPA2_ClearRSN(pBSSList);  //mike update
 682
 683     if (pRSN != NULL) {
 684         unsigned int uLen = pRSN->len + 2;
 685         if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) {
 686             pBSSList->wRSNLen = uLen;
 687             memcpy(pBSSList->byRSNIE, pRSN, uLen);
 688             WPA2vParseRSN(pBSSList, pRSN);
 689         }
 690     }
 691
 692     if (pRxPacket->uRSSI != 0) {
 693         RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &ldBm);
 694         // Moniter if RSSI is too strong.
 695         pBSSList->byRSSIStatCnt++;
 696         pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT;
 697         pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm;
 698         for(ii=0;ii<RSSI_STAT_COUNT;ii++) {
 699             if (pBSSList->ldBmAverage[ii] != 0) {
 700                 pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm);
 701             }
 702         }
 703     }
 704
 705     if ((pIE_Country != NULL) &&
 706         (pMgmt->b11hEnable == true)) {
 707         set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse,
 708                             pIE_Country);
 709     }
 710
 711     if ((bParsingQuiet == true) && (pIE_Quiet != NULL)) {
 712         if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
 713             (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
 714             // valid EID
 715             if (pQuiet == NULL) {
 716                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 717                 CARDbSetQuiet(  pMgmt->pAdapter,
 718                                 true,
 719                                 pQuiet->byQuietCount,
 720                                 pQuiet->byQuietPeriod,
 721                                 *((unsigned short *)pQuiet->abyQuietDuration),
 722                                 *((unsigned short *)pQuiet->abyQuietOffset)
 723                                 );
 724             } else {
 725                 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
 726                 CARDbSetQuiet(  pMgmt->pAdapter,
 727                                 false,
 728                                 pQuiet->byQuietCount,
 729                                 pQuiet->byQuietPeriod,
 730                                 *((unsigned short *)pQuiet->abyQuietDuration),
 731                                 *((unsigned short *)pQuiet->abyQuietOffset)
 732                                 );
 733             }
 734         }
 735     }
 736
 737     if ((bParsingQuiet == true) &&
 738         (pQuiet != NULL)) {
 739         CARDbStartQuiet(pMgmt->pAdapter);
 740     }
 741
 742     pBSSList->uIELength = uIELength;
 743     if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
 744         pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
 745     memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
 746
 747     return true;
 748 }
 749
 750
 751
 752
 753
 754 /*+
 755  *
 756  * Routine Description:
 757  *    Search Node DB table to find the index of matched DstAddr
 758  *
 759  * Return Value:
 760  *    None
 761  *
 762 -*/
 763
 764 bool
 765 BSSDBbIsSTAInNodeDB(void *pMgmtObject, unsigned char *abyDstAddr,
 766                 unsigned int *puNodeIndex)
 767 {
 768     PSMgmtObject    pMgmt = (PSMgmtObject) pMgmtObject;
 769     unsigned int ii;
 770
 771     // Index = 0 reserved for AP Node
 772     for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
 773         if (pMgmt->sNodeDBTable[ii].bActive) {
 774             if (!compare_ether_addr(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) {
 775                 *puNodeIndex = ii;
 776                 return true;
 777             }
 778         }
 779     }
 780
 781    return false;
 782 };
 783
 784
 785
 786 /*+
 787  *
 788  * Routine Description:
 789  *    Find an empty node and allocated; if no empty found,
 790  *    instand used of most inactive one.
 791  *
 792  * Return Value:
 793  *    None
 794  *
 795 -*/
 796 void
 797 BSSvCreateOneNode(void *hDeviceContext, unsigned int *puNodeIndex)
 798 {
 799
 800     PSDevice     pDevice = (PSDevice)hDeviceContext;
 801     PSMgmtObject    pMgmt = pDevice->pMgmt;
 802     unsigned int ii;
 803     unsigned int BigestCount = 0;
 804     unsigned int SelectIndex;
 805     struct sk_buff  *skb;
 806     // Index = 0 reserved for AP Node (In STA mode)
 807     // Index = 0 reserved for Broadcast/MultiCast (In AP mode)
 808     SelectIndex = 1;
 809     for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
 810         if (pMgmt->sNodeDBTable[ii].bActive) {
 811             if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) {
 812                 BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount;
 813                 SelectIndex = ii;
 814             }
 815         }
 816         else {
 817             break;
 818         }
 819     }
 820
 821     // if not found replace uInActiveCount is largest one.
 822     if ( ii == (MAX_NODE_NUM + 1)) {
 823         *puNodeIndex = SelectIndex;
 824         DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Replace inactive node = %d\n", SelectIndex);
 825         // clear ps buffer
 826         if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) {
 827             while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL)
 828             dev_kfree_skb(skb);
 829         }
 830     }
 831     else {
 832         *puNodeIndex = ii;
 833     }
 834
 835     memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB));
 836     pMgmt->sNodeDBTable[*puNodeIndex].bActive = true;
 837     pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND;
 838     // for AP mode PS queue
 839     skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue);
 840     pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0;
 841     pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0;
 842     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create node index = %d\n", ii);
 843     return;
 844 };
 845
 846
 847
 848 /*+
 849  *
 850  * Routine Description:
 851  *    Remove Node by NodeIndex
 852  *
 853  *
 854  * Return Value:
 855  *    None
 856  *
 857 -*/
 858 void
 859 BSSvRemoveOneNode(
 860     void *hDeviceContext,
 861     unsigned int uNodeIndex
 862     )
 863 {
 864
 865     PSDevice        pDevice = (PSDevice)hDeviceContext;
 866     PSMgmtObject    pMgmt = pDevice->pMgmt;
 867     unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
 868     struct sk_buff  *skb;
 869
 870
 871     while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL)
 872             dev_kfree_skb(skb);
 873     // clear context
 874     memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB));
 875     // clear tx bit map
 876     pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &=  ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7];
 877
 878     return;
 879 };
 880 /*+
 881  *
 882  * Routine Description:
 883  *    Update AP Node content in Index 0 of KnownNodeDB
 884  *
 885  *
 886  * Return Value:
 887  *    None
 888  *
 889 -*/
 890
 891 void
 892 BSSvUpdateAPNode(
 893     void *hDeviceContext,
 894     unsigned short *pwCapInfo,
 895     PWLAN_IE_SUPP_RATES pSuppRates,
 896     PWLAN_IE_SUPP_RATES pExtSuppRates
 897     )
 898 {
 899     PSDevice     pDevice = (PSDevice)hDeviceContext;
 900     PSMgmtObject    pMgmt = pDevice->pMgmt;
 901     unsigned int uRateLen = WLAN_RATES_MAXLEN;
 902
 903     memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
 904
 905     pMgmt->sNodeDBTable[0].bActive = true;
 906     if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
 907         uRateLen = WLAN_RATES_MAXLEN_11B;
 908     }
 909     pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates,
 910                                             (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
 911                                             uRateLen);
 912     pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates,
 913                                             (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
 914                                             uRateLen);
 915     RATEvParseMaxRate((void *)pDevice,
 916                        (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
 917                        (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
 918                        true,
 919                        &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
 920                        &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
 921                        &(pMgmt->sNodeDBTable[0].wSuppRate),
 922                        &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
 923                        &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
 924                       );
 925     memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
 926     pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate;
 927     pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo);
 928     pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
 929 #ifdef  PLICE_DEBUG
 930         printk("BSSvUpdateAPNode:MaxSuppRate is %d\n",pMgmt->sNodeDBTable[0].wMaxSuppRate);
 931 #endif
 932     // Auto rate fallback function initiation.
 933     // RATEbInit(pDevice);
 934     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->sNodeDBTable[0].wTxDataRate = %d \n", pMgmt->sNodeDBTable[0].wTxDataRate);
 935
 936 };
 937
 938
 939
 940
 941
 942 /*+
 943  *
 944  * Routine Description:
 945  *    Add Multicast Node content in Index 0 of KnownNodeDB
 946  *
 947  *
 948  * Return Value:
 949  *    None
 950  *
 951 -*/
 952
 953
 954 void
 955 BSSvAddMulticastNode(
 956     void *hDeviceContext
 957     )
 958 {
 959     PSDevice     pDevice = (PSDevice)hDeviceContext;
 960     PSMgmtObject    pMgmt = pDevice->pMgmt;
 961
 962     if (!pDevice->bEnableHostWEP)
 963         memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
 964     memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN);
 965     pMgmt->sNodeDBTable[0].bActive = true;
 966     pMgmt->sNodeDBTable[0].bPSEnable = false;
 967     skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue);
 968     RATEvParseMaxRate((void *)pDevice,
 969                       (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
 970                       (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
 971                       true,
 972                       &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
 973                       &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
 974                        &(pMgmt->sNodeDBTable[0].wSuppRate),
 975                       &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
 976                       &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
 977                      );
 978     pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate;
 979 #ifdef  PLICE_DEBUG
 980         printk("BSSvAddMultiCastNode:pMgmt->sNodeDBTable[0].wTxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
 981 #endif
 982     pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
 983
 984 };
 985
 986
 987
 988
 989
 990 /*+
 991  *
 992  * Routine Description:
 993  *
 994  *
 995  *  Second call back function to update Node DB info & AP link status
 996  *
 997  *
 998  * Return Value:
 999  *    none.
1000  *
1001 -*/
1002  //2008-4-14 <add> by chester for led issue
1003  #ifdef FOR_LED_ON_NOTEBOOK
1004 bool cc=false;
1005 unsigned int status;
1006 #endif
1007 void
1008 BSSvSecondCallBack(
1009     void *hDeviceContext
1010     )
1011 {
1012     PSDevice        pDevice = (PSDevice)hDeviceContext;
1013     PSMgmtObject    pMgmt = pDevice->pMgmt;
1014     unsigned int ii;
1015     PWLAN_IE_SSID   pItemSSID, pCurrSSID;
1016     unsigned int uSleepySTACnt = 0;
1017     unsigned int uNonShortSlotSTACnt = 0;
1018     unsigned int uLongPreambleSTACnt = 0;
1019     viawget_wpa_header* wpahdr;  //DavidWang
1020
1021     spin_lock_irq(&pDevice->lock);
1022
1023     pDevice->uAssocCount = 0;
1024
1025     pDevice->byERPFlag &=
1026         ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1));
1027  //2008-4-14 <add> by chester for led issue
1028 #ifdef FOR_LED_ON_NOTEBOOK
1029 MACvGPIOIn(pDevice->PortOffset, &pDevice->byGPIO);
1030 if ((( !(pDevice->byGPIO & GPIO0_DATA)&&(pDevice->bHWRadioOff == false))||((pDevice->byGPIO & GPIO0_DATA)&&(pDevice->bHWRadioOff == true)))&&(cc==false)){
1031 cc=true;
1032 }
1033 else if(cc==true){
1034
1035 if(pDevice->bHWRadioOff == true){
1036             if ( !(pDevice->byGPIO & GPIO0_DATA))
1037 //||( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV)))
1038 {if(status==1) goto start;
1039 status=1;
1040 CARDbRadioPowerOff(pDevice);
1041                 pMgmt->sNodeDBTable[0].bActive = false;
1042                 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1043                 pMgmt->eCurrState = WMAC_STATE_IDLE;
1044                 //netif_stop_queue(pDevice->dev);
1045                 pDevice->bLinkPass = false;
1046
1047 }
1048   if (pDevice->byGPIO &GPIO0_DATA)
1049 //||( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV)))
1050 {if(status==2) goto start;
1051 status=2;
1052 CARDbRadioPowerOn(pDevice);
1053 } }
1054 else{
1055             if (pDevice->byGPIO & GPIO0_DATA)
1056 //||( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV)))
1057 {if(status==3) goto start;
1058 status=3;
1059 CARDbRadioPowerOff(pDevice);
1060                 pMgmt->sNodeDBTable[0].bActive = false;
1061                 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1062                 pMgmt->eCurrState = WMAC_STATE_IDLE;
1063                 //netif_stop_queue(pDevice->dev);
1064                 pDevice->bLinkPass = false;
1065
1066 }
1067   if ( !(pDevice->byGPIO & GPIO0_DATA))
1068 //||( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV)))
1069 {if(status==4) goto start;
1070 status=4;
1071 CARDbRadioPowerOn(pDevice);
1072 } }
1073 }
1074 start:
1075 #endif
1076
1077
1078     if (pDevice->wUseProtectCntDown > 0) {
1079         pDevice->wUseProtectCntDown --;
1080     }
1081     else {
1082         // disable protect mode
1083         pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1));
1084     }
1085
1086     if (pDevice->eCommandState == WLAN_ASSOCIATE_WAIT) {
1087        pDevice->byReAssocCount++;
1088    if((pDevice->byReAssocCount > 10) && (pDevice->bLinkPass != true)) {  //10 sec timeout
1089                      printk("Re-association timeout!!!\n");
1090                    pDevice->byReAssocCount = 0;
1091                      #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1092                     // if(pDevice->bWPASuppWextEnabled == true)
1093                         {
1094                         union iwreq_data  wrqu;
1095                         memset(&wrqu, 0, sizeof (wrqu));
1096                           wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1097                         PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1098                         wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1099                        }
1100                     #endif
1101      }
1102    else if(pDevice->bLinkPass == true)
1103         pDevice->byReAssocCount = 0;
1104 }
1105
1106 #ifdef Calcu_LinkQual
1107    s_uCalculateLinkQual((void *)pDevice);
1108 #endif
1109
1110     for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
1111
1112         if (pMgmt->sNodeDBTable[ii].bActive) {
1113             // Increase in-activity counter
1114             pMgmt->sNodeDBTable[ii].uInActiveCount++;
1115
1116             if (ii > 0) {
1117                 if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) {
1118                     BSSvRemoveOneNode(pDevice, ii);
1119                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
1120                         "Inactive timeout [%d] sec, STA index = [%d] remove\n", MAX_INACTIVE_COUNT, ii);
1121                     continue;
1122                 }
1123
1124                 if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) {
1125
1126                     pDevice->uAssocCount++;
1127
1128                     // check if Non ERP exist
1129                     if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) {
1130                         if (!pMgmt->sNodeDBTable[ii].bShortPreamble) {
1131                             pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
1132                             uLongPreambleSTACnt ++;
1133                         }
1134                         if (!pMgmt->sNodeDBTable[ii].bERPExist) {
1135                             pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
1136                             pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1137                         }
1138                         if (!pMgmt->sNodeDBTable[ii].bShortSlotTime)
1139                             uNonShortSlotSTACnt++;
1140                     }
1141                 }
1142
1143                 // check if any STA in PS mode
1144                 if (pMgmt->sNodeDBTable[ii].bPSEnable)
1145                     uSleepySTACnt++;
1146
1147
1148             }
1149
1150             // Rate fallback check
1151             if (!pDevice->bFixRate) {
1152 /*
1153                 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (ii == 0))
1154                     RATEvTxRateFallBack(pDevice, &(pMgmt->sNodeDBTable[ii]));
1155 */
1156                 if (ii > 0) {
1157                     // ii = 0 for multicast node (AP & Adhoc)
1158                     RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii]));
1159                 }
1160                 else {
1161                     // ii = 0 reserved for unicast AP node (Infra STA)
1162                     if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)
1163 #ifdef  PLICE_DEBUG
1164                 printk("SecondCallback:Before:TxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
1165 #endif
1166                         RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii]));
1167 #ifdef  PLICE_DEBUG
1168                 printk("SecondCallback:After:TxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
1169 #endif
1170
1171                 }
1172
1173             }
1174
1175             // check if pending PS queue
1176             if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) {
1177                 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index= %d, Queue = %d pending \n",
1178                            ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt);
1179                 if ((ii >0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) {
1180                     BSSvRemoveOneNode(pDevice, ii);
1181                     DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Pending many queues PS STA Index = %d remove \n", ii);
1182                     continue;
1183                 }
1184             }
1185         }
1186
1187     }
1188
1189
1190     if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->eCurrentPHYType == PHY_TYPE_11G)) {
1191
1192         // on/off protect mode
1193         if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) {
1194             if (!pDevice->bProtectMode) {
1195                 MACvEnableProtectMD(pDevice->PortOffset);
1196                 pDevice->bProtectMode = true;
1197             }
1198         }
1199         else {
1200             if (pDevice->bProtectMode) {
1201                 MACvDisableProtectMD(pDevice->PortOffset);
1202                 pDevice->bProtectMode = false;
1203             }
1204         }
1205         // on/off short slot time
1206
1207         if (uNonShortSlotSTACnt > 0) {
1208             if (pDevice->bShortSlotTime) {
1209                 pDevice->bShortSlotTime = false;
1210                 BBvSetShortSlotTime(pDevice);
1211                 vUpdateIFS((void *)pDevice);
1212             }
1213         }
1214         else {
1215             if (!pDevice->bShortSlotTime) {
1216                 pDevice->bShortSlotTime = true;
1217                 BBvSetShortSlotTime(pDevice);
1218                 vUpdateIFS((void *)pDevice);
1219             }
1220         }
1221
1222         // on/off barker long preamble mode
1223
1224         if (uLongPreambleSTACnt > 0) {
1225             if (!pDevice->bBarkerPreambleMd) {
1226                 MACvEnableBarkerPreambleMd(pDevice->PortOffset);
1227                 pDevice->bBarkerPreambleMd = true;
1228             }
1229         }
1230         else {
1231             if (pDevice->bBarkerPreambleMd) {
1232                 MACvDisableBarkerPreambleMd(pDevice->PortOffset);
1233                 pDevice->bBarkerPreambleMd = false;
1234             }
1235         }
1236
1237     }
1238
1239
1240     // Check if any STA in PS mode, enable DTIM multicast deliver
1241     if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
1242         if (uSleepySTACnt > 0)
1243             pMgmt->sNodeDBTable[0].bPSEnable = true;
1244         else
1245             pMgmt->sNodeDBTable[0].bPSEnable = false;
1246     }
1247
1248     pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
1249     pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
1250
1251     if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
1252         (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
1253
1254         if (pMgmt->sNodeDBTable[0].bActive) { // Assoc with BSS
1255            // DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Callback inactive Count = [%d]\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1256             //if (pDevice->bUpdateBBVGA) {
1257             //  s_vCheckSensitivity((void *) pDevice);
1258             //}
1259
1260             if (pDevice->bUpdateBBVGA) {
1261                // s_vCheckSensitivity((void *) pDevice);
1262                s_vCheckPreEDThreshold((void *)pDevice);
1263             }
1264
1265             if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) &&
1266                 (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) ) {
1267                 pDevice->byBBVGANew = pDevice->abyBBVGA[0];
1268                 bScheduleCommand((void *) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1269             }
1270
1271                 if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) {
1272                 pMgmt->sNodeDBTable[0].bActive = false;
1273                 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1274                 pMgmt->eCurrState = WMAC_STATE_IDLE;
1275                 netif_stop_queue(pDevice->dev);
1276                 pDevice->bLinkPass = false;
1277                 pDevice->bRoaming = true;
1278                 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost AP beacon [%d] sec, disconnected !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1279         if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1280              wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1281              wpahdr->type = VIAWGET_DISASSOC_MSG;
1282              wpahdr->resp_ie_len = 0;
1283              wpahdr->req_ie_len = 0;
1284              skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1285              pDevice->skb->dev = pDevice->wpadev;
1286              skb_reset_mac_header(pDevice->skb);
1287              pDevice->skb->pkt_type = PACKET_HOST;
1288              pDevice->skb->protocol = htons(ETH_P_802_2);
1289              memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1290              netif_rx(pDevice->skb);
1291              pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1292          }
1293    #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1294   // if(pDevice->bWPASuppWextEnabled == true)
1295       {
1296         union iwreq_data  wrqu;
1297         memset(&wrqu, 0, sizeof (wrqu));
1298         wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1299         PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1300         wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1301      }
1302   #endif
1303             }
1304         }
1305         else if (pItemSSID->len != 0) {
1306             if (pDevice->uAutoReConnectTime < 10) {
1307                 pDevice->uAutoReConnectTime++;
1308                #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1309                 //network manager support need not do Roaming scan???
1310                 if(pDevice->bWPASuppWextEnabled ==true)
1311                  pDevice->uAutoReConnectTime = 0;
1312              #endif
1313             }
1314             else {
1315            //mike use old encryption status for wpa reauthen
1316               if(pDevice->bWPADEVUp)
1317                   pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus;
1318
1319                 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming ...\n");
1320                 BSSvClearBSSList((void *)pDevice, pDevice->bLinkPass);
1321               pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1322                 bScheduleCommand((void *) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1323                 bScheduleCommand((void *) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1324                 pDevice->uAutoReConnectTime = 0;
1325             }
1326         }
1327     }
1328
1329     if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
1330         // if adhoc started which essid is NULL string, rescaning.
1331         if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) {
1332             if (pDevice->uAutoReConnectTime < 10) {
1333                 pDevice->uAutoReConnectTime++;
1334             }
1335             else {
1336                 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Adhoc re-scaning ...\n");
1337               pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1338                 bScheduleCommand((void *) pDevice, WLAN_CMD_BSSID_SCAN, NULL);
1339                 bScheduleCommand((void *) pDevice, WLAN_CMD_SSID, NULL);
1340                 pDevice->uAutoReConnectTime = 0;
1341             };
1342         }
1343         if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
1344
1345             if (pDevice->bUpdateBBVGA) {
1346                //s_vCheckSensitivity((void *) pDevice);
1347                s_vCheckPreEDThreshold((void *)pDevice);
1348             }
1349                 if (pMgmt->sNodeDBTable[0].uInActiveCount >=ADHOC_LOST_BEACON_COUNT) {
1350                     DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost other STA beacon [%d] sec, started !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1351                 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1352                 pMgmt->eCurrState = WMAC_STATE_STARTED;
1353                 netif_stop_queue(pDevice->dev);
1354                 pDevice->bLinkPass = false;
1355             }
1356         }
1357     }
1358
1359     spin_unlock_irq(&pDevice->lock);
1360
1361     pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
1362     add_timer(&pMgmt->sTimerSecondCallback);
1363     return;
1364 }
1365
1366
1367
1368
1369 /*+
1370  *
1371  * Routine Description:
1372  *
1373  *
1374  *  Update Tx attemps, Tx failure counter in Node DB
1375  *
1376  *
1377  * Return Value:
1378  *    none.
1379  *
1380 -*/
1381
1382
1383
1384 void
1385 BSSvUpdateNodeTxCounter(
1386     void *hDeviceContext,
1387     unsigned char byTsr0,
1388     unsigned char byTsr1,
1389     unsigned char *pbyBuffer,
1390     unsigned int uFIFOHeaderSize
1391     )
1392 {
1393     PSDevice        pDevice = (PSDevice)hDeviceContext;
1394     PSMgmtObject    pMgmt = pDevice->pMgmt;
1395     unsigned int uNodeIndex = 0;
1396     unsigned char byTxRetry = (byTsr0 & TSR0_NCR);
1397     PSTxBufHead     pTxBufHead;
1398     PS802_11Header  pMACHeader;
1399     unsigned short wRate;
1400     unsigned short wFallBackRate = RATE_1M;
1401     unsigned char byFallBack;
1402     unsigned int ii;
1403 //      unsigned int txRetryTemp;
1404 //PLICE_DEBUG->
1405         //txRetryTemp = byTxRetry;
1406         //if (txRetryTemp== 8)
1407         //txRetryTemp -=3;
1408 //PLICE_DEBUG <-
1409     pTxBufHead = (PSTxBufHead) pbyBuffer;
1410     if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_0) {
1411         byFallBack = AUTO_FB_0;
1412     } else if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_1) {
1413         byFallBack = AUTO_FB_1;
1414     } else {
1415         byFallBack = AUTO_FB_NONE;
1416     }
1417     wRate = pTxBufHead->wReserved; //?wRate
1418     //printk("BSSvUpdateNodeTxCounter:byTxRetry is %d\n",byTxRetry);
1419
1420 //printk("BSSvUpdateNodeTx:wRate is %d,byFallback is %d\n",wRate,byFallBack);
1421 //#ifdef        PLICE_DEBUG
1422         //printk("BSSvUpdateNodeTx: wRate is %d\n",wRate);
1423 ////#endif
1424     // Only Unicast using support rates
1425     if (pTxBufHead->wFIFOCtl & FIFOCTL_NEEDACK) {
1426         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wRate %04X, byTsr0 %02X, byTsr1 %02X\n", wRate, byTsr0, byTsr1);
1427         if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) {
1428             pMgmt->sNodeDBTable[0].uTxAttempts += 1;
1429             if ((byTsr1 & TSR1_TERR) == 0) {
1430                 // transmit success, TxAttempts at least plus one
1431                 pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++;
1432                 if ( (byFallBack == AUTO_FB_NONE) ||
1433                      (wRate < RATE_18M) ) {
1434                     wFallBackRate = wRate;
1435                 } else if (byFallBack == AUTO_FB_0) {
1436 //PLICE_DEBUG
1437                                   if (byTxRetry < 5)
1438                                 //if (txRetryTemp < 5)
1439                                         wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1440                         //wFallBackRate = awHWRetry0[wRate-RATE_12M][byTxRetry];
1441                         //wFallBackRate = awHWRetry0[wRate-RATE_18M][txRetryTemp] +1;
1442                 else
1443                         wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1444                         //wFallBackRate = awHWRetry0[wRate-RATE_12M][4];
1445                 } else if (byFallBack == AUTO_FB_1) {
1446                     if (byTxRetry < 5)
1447                         wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1448                     else
1449                         wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1450                 }
1451                 pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++;
1452             } else {
1453                 pMgmt->sNodeDBTable[0].uTxFailures ++;
1454             }
1455             pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry;
1456             if (byTxRetry != 0) {
1457                 pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE]+=byTxRetry;
1458                 if ( (byFallBack == AUTO_FB_NONE) ||
1459                      (wRate < RATE_18M) ) {
1460                     pMgmt->sNodeDBTable[0].uTxFail[wRate]+=byTxRetry;
1461                 } else if (byFallBack == AUTO_FB_0) {
1462 //PLICE_DEBUG
1463                                    for(ii=0;ii<byTxRetry;ii++)
1464                 //for (ii=0;ii<txRetryTemp;ii++)
1465                 {
1466                         if (ii < 5)
1467                                 {
1468
1469 //PLICE_DEBUG
1470                                                 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1471                                         //printk(" II is %d:BSSvUpdateNodeTx:wFallBackRate is %d\n",ii,wFallBackRate);
1472                                 //wFallBackRate = awHWRetry0[wRate-RATE_12M][ii];
1473                                 }
1474                         else
1475                                 {
1476                         wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1477                         //printk("ii is %d BSSvUpdateNodeTx:wFallBackRate is %d\n",ii,wFallBackRate);
1478                                 //wFallBackRate = awHWRetry0[wRate-RATE_12M][4];
1479                                 }
1480                                                 pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1481                     }
1482                 } else if (byFallBack == AUTO_FB_1) {
1483                     for(ii=0;ii<byTxRetry;ii++) {
1484                         if (ii < 5)
1485                             wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1486                         else
1487                             wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1488                         pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1489                     }
1490                 }
1491             }
1492         }
1493
1494         if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ||
1495             (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
1496
1497             pMACHeader = (PS802_11Header)(pbyBuffer + uFIFOHeaderSize);
1498
1499             if (BSSDBbIsSTAInNodeDB((void *)pMgmt, &(pMACHeader->abyAddr1[0]), &uNodeIndex)){
1500                 pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1;
1501                 if ((byTsr1 & TSR1_TERR) == 0) {
1502                     // transmit success, TxAttempts at least plus one
1503                     pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++;
1504                     if ( (byFallBack == AUTO_FB_NONE) ||
1505                          (wRate < RATE_18M) ) {
1506                         wFallBackRate = wRate;
1507                     } else if (byFallBack == AUTO_FB_0) {
1508                         if (byTxRetry < 5)
1509                             wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1510                         else
1511                             wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1512                     } else if (byFallBack == AUTO_FB_1) {
1513                         if (byTxRetry < 5)
1514                             wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1515                         else
1516                             wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1517                     }
1518                     pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++;
1519                 } else {
1520                     pMgmt->sNodeDBTable[uNodeIndex].uTxFailures ++;
1521                 }
1522                 pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry;
1523                 if (byTxRetry != 0) {
1524                     pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE]+=byTxRetry;
1525                     if ( (byFallBack == AUTO_FB_NONE) ||
1526                          (wRate < RATE_18M) ) {
1527                         pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate]+=byTxRetry;
1528                     } else if (byFallBack == AUTO_FB_0) {
1529                         for(ii=0;ii<byTxRetry;ii++) {
1530                             if (ii < 5)
1531                                 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1532                             else
1533                                 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1534                             pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1535                         }
1536                     } else if (byFallBack == AUTO_FB_1) {
1537                         for(ii=0;ii<byTxRetry;ii++) {
1538                             if (ii < 5)
1539                                 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1540                             else
1541                                 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1542                             pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1543                         }
1544                     }
1545                 }
1546             }
1547         }
1548     }
1549
1550     return;
1551
1552
1553 }
1554
1555
1556
1557
1558 /*+
1559  *
1560  * Routine Description:
1561  *    Clear Nodes & skb in DB Table
1562  *
1563  *
1564  * Parameters:
1565  *  In:
1566  *      hDeviceContext        - The adapter context.
1567  *      uStartIndex           - starting index
1568  *  Out:
1569  *      none
1570  *
1571  * Return Value:
1572  *    None.
1573  *
1574 -*/
1575
1576
1577 void
1578 BSSvClearNodeDBTable(
1579     void *hDeviceContext,
1580     unsigned int uStartIndex
1581     )
1582
1583 {
1584     PSDevice     pDevice = (PSDevice)hDeviceContext;
1585     PSMgmtObject    pMgmt = pDevice->pMgmt;
1586     struct sk_buff  *skb;
1587     unsigned int ii;
1588
1589     for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) {
1590         if (pMgmt->sNodeDBTable[ii].bActive) {
1591             // check if sTxPSQueue has been initial
1592             if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) {
1593                 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL){
1594                         DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PS skb != NULL %d\n", ii);
1595                         dev_kfree_skb(skb);
1596                 }
1597             }
1598             memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB));
1599         }
1600     }
1601
1602     return;
1603 };
1604
1605
1606 void s_vCheckSensitivity(
1607     void *hDeviceContext
1608     )
1609 {
1610     PSDevice        pDevice = (PSDevice)hDeviceContext;
1611     PKnownBSS       pBSSList = NULL;
1612     PSMgmtObject    pMgmt = pDevice->pMgmt;
1613     int             ii;
1614
1615     if ((pDevice->byLocalID <= REV_ID_VT3253_A1) && (pDevice->byRFType == RF_RFMD2959) &&
1616         (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) {
1617         return;
1618     }
1619
1620     if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1621         ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1622         pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1623         if (pBSSList != NULL) {
1624             // Updata BB Reg if RSSI is too strong.
1625             long    LocalldBmAverage = 0;
1626             long    uNumofdBm = 0;
1627             for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
1628                 if (pBSSList->ldBmAverage[ii] != 0) {
1629                     uNumofdBm ++;
1630                     LocalldBmAverage += pBSSList->ldBmAverage[ii];
1631                 }
1632             }
1633             if (uNumofdBm > 0) {
1634                 LocalldBmAverage = LocalldBmAverage/uNumofdBm;
1635                 for (ii=0;ii<BB_VGA_LEVEL;ii++) {
1636                     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LocalldBmAverage:%ld, %ld %02x\n", LocalldBmAverage, pDevice->ldBmThreshold[ii], pDevice->abyBBVGA[ii]);
1637                     if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) {
1638                             pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
1639                         break;
1640                     }
1641                 }
1642                 if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
1643                     pDevice->uBBVGADiffCount++;
1644                     if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD)
1645                         bScheduleCommand((void *) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1646                 } else {
1647                     pDevice->uBBVGADiffCount = 0;
1648                 }
1649             }
1650         }
1651     }
1652 }
1653
1654
1655 void
1656 BSSvClearAnyBSSJoinRecord (
1657     void *hDeviceContext
1658     )
1659 {
1660     PSDevice        pDevice = (PSDevice)hDeviceContext;
1661     PSMgmtObject    pMgmt = pDevice->pMgmt;
1662     unsigned int ii;
1663
1664     for (ii = 0; ii < MAX_BSS_NUM; ii++) {
1665         pMgmt->sBSSList[ii].bSelected = false;
1666     }
1667     return;
1668 }
1669
1670 #ifdef Calcu_LinkQual
1671 void s_uCalculateLinkQual(
1672     void *hDeviceContext
1673     )
1674 {
1675    PSDevice        pDevice = (PSDevice)hDeviceContext;
1676    unsigned long TxOkRatio, TxCnt;
1677    unsigned long RxOkRatio,RxCnt;
1678    unsigned long RssiRatio;
1679    long ldBm;
1680
1681 TxCnt = pDevice->scStatistic.TxNoRetryOkCount +
1682               pDevice->scStatistic.TxRetryOkCount +
1683               pDevice->scStatistic.TxFailCount;
1684 RxCnt = pDevice->scStatistic.RxFcsErrCnt +
1685               pDevice->scStatistic.RxOkCnt;
1686 TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt);
1687 RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt);
1688 //decide link quality
1689 if(pDevice->bLinkPass !=true)
1690 {
1691  //  printk("s_uCalculateLinkQual-->Link disconnect and Poor quality**\n");
1692    pDevice->scStatistic.LinkQuality = 0;
1693    pDevice->scStatistic.SignalStren = 0;
1694 }
1695 else
1696 {
1697    RFvRSSITodBm(pDevice, (unsigned char)(pDevice->uCurrRSSI), &ldBm);
1698    if(-ldBm < 50)  {
1699         RssiRatio = 4000;
1700      }
1701    else if(-ldBm > 90) {
1702         RssiRatio = 0;
1703      }
1704    else {
1705         RssiRatio = (40-(-ldBm-50))*4000/40;
1706      }
1707    pDevice->scStatistic.SignalStren = RssiRatio/40;
1708    pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100;
1709 }
1710    pDevice->scStatistic.RxFcsErrCnt = 0;
1711    pDevice->scStatistic.RxOkCnt = 0;
1712    pDevice->scStatistic.TxFailCount = 0;
1713    pDevice->scStatistic.TxNoRetryOkCount = 0;
1714    pDevice->scStatistic.TxRetryOkCount = 0;
1715    return;
1716 }
1717 #endif
1718
1719 void s_vCheckPreEDThreshold(
1720     void *hDeviceContext
1721     )
1722 {
1723     PSDevice        pDevice = (PSDevice)hDeviceContext;
1724     PKnownBSS       pBSSList = NULL;
1725     PSMgmtObject    pMgmt = &(pDevice->sMgmtObj);
1726
1727     if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1728         ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1729         pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1730         if (pBSSList != NULL) {
1731             pDevice->byBBPreEDRSSI = (unsigned char) (~(pBSSList->ldBmAverRange) + 1);
1732             //BBvUpdatePreEDThreshold(pDevice, false);
1733         }
1734     }
1735     return;
1736 }
1737