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 --------------------------*/ 70static int msglevel =MSG_LEVEL_INFO; 71//static int msglevel =MSG_LEVEL_DEBUG; 72 73 74 75const 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 }; 82const 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 94void s_vCheckSensitivity( 95 void *hDeviceContext 96 ); 97 98#ifdef Calcu_LinkQual 99void s_uCalculateLinkQual( 100 void *hDeviceContext 101 ); 102#endif 103 104 105void 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 127PKnownBSS 128BSSpSearchBSSList( 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]); 163if(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 284void 285BSSvClearBSSList( 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-*/ 327PKnownBSS 328BSSpAddrIsInBSSList( 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 370bool 371BSSbInsertToBSSList ( 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 586bool 587BSSbUpdateToBSSList ( 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 764bool 765BSSDBbIsSTAInNodeDB(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-*/ 796void 797BSSvCreateOneNode(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-*/ 858void 859BSSvRemoveOneNode( 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 891void 892BSSvUpdateAPNode( 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 954void 955BSSvAddMulticastNode( 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 1004bool cc=false; 1005unsigned int status; 1006#endif 1007void 1008BSSvSecondCallBack( 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 1029MACvGPIOIn(pDevice->PortOffset, &pDevice->byGPIO); 1030if ((( !(pDevice->byGPIO & GPIO0_DATA)&&(pDevice->bHWRadioOff == false))||((pDevice->byGPIO & GPIO0_DATA)&&(pDevice->bHWRadioOff == true)))&&(cc==false)){ 1031cc=true; 1032} 1033else if(cc==true){ 1034 1035if(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; 1039status=1; 1040CARDbRadioPowerOff(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; 1051status=2; 1052CARDbRadioPowerOn(pDevice); 1053} } 1054else{ 1055 if (pDevice->byGPIO & GPIO0_DATA) 1056//||( !(pDevice->byGPIO & GPIO0_DATA) && (pDevice->byRadioCtl & EEP_RADIOCTL_INV))) 1057{if(status==3) goto start; 1058status=3; 1059CARDbRadioPowerOff(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; 1070status=4; 1071CARDbRadioPowerOn(pDevice); 1072} } 1073} 1074start: 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{ 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 1384void 1385BSSvUpdateNodeTxCounter( 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 1577void 1578BSSvClearNodeDBTable( 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 1606void 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 1655void 1656BSSvClearAnyBSSJoinRecord ( 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 1671void 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 1681TxCnt = pDevice->scStatistic.TxNoRetryOkCount + 1682 pDevice->scStatistic.TxRetryOkCount + 1683 pDevice->scStatistic.TxFailCount; 1684RxCnt = pDevice->scStatistic.RxFcsErrCnt + 1685 pDevice->scStatistic.RxOkCnt; 1686TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt); 1687RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt); 1688//decide link quality 1689if(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} 1695else 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 1719void 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 1738