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gerrit-public.fairphone.software / kernel / msm-4.9 / 7bb8dc2d7eb5594ec890e822bb0517446d369698 / . / drivers / staging / vt6655 / bssdb.c
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Forest Bond5449c682009-04-25 10:30:44 -0400[diff] [blame]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
43#if !defined(__TBIT_H__)
44#include "tbit.h"
45#endif//chester
46#if !defined(__TTYPE_H__)
47#include "ttype.h"
48#endif
49#if !defined(__TMACRO_H__)
50#include "tmacro.h"
51#endif
52#if !defined(__TETHER_H__)
53#include "tether.h"
54#endif
55#if !defined(__DEVICE_H__)
56#include "device.h"
57#endif
58#if !defined(__80211HDR_H__)
59#include "80211hdr.h"
60#endif
61#if !defined(__BSSDB_H__)
62#include "bssdb.h"
63#endif
64#if !defined(__WMGR_H__)
65#include "wmgr.h"
66#endif
67#if !defined(__DATARATE_H__)
68#include "datarate.h"
69#endif
70#if !defined(__DESC_H__)
71#include "desc.h"
72#endif
73#if !defined(__WCMD_H__)
74#include "wcmd.h"
75#endif
76#if !defined(__WPA_H__)
77#include "wpa.h"
78#endif
79#if !defined(__BASEBAND_H__)
80#include "baseband.h"
81#endif
82#if !defined(__RF_H__)
83#include "rf.h"
84#endif
85#if !defined(__CARD_H__)
86#include "card.h"
87#endif
88#if !defined(__MAC_H__)
89#include "mac.h"
90#endif
91#if !defined(__WPA2_H__)
92#include "wpa2.h"
93#endif
94#if !defined(__UMEM_H__)
95#include "umem.h"
96#endif
97//DavidWang
98#if !defined(__IOWPA_H__)
99#include "iowpa.h"
100#endif
101
102//#define PLICE_DEBUG
103/*--------------------- Static Definitions -------------------------*/
104
105
106
107
108/*--------------------- Static Classes ----------------------------*/
109
110/*--------------------- Static Variables --------------------------*/
111static int msglevel =MSG_LEVEL_INFO;
112//static int msglevel =MSG_LEVEL_DEBUG;
113
114
115
116const WORD awHWRetry0[5][5] = {
117 {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M},
118 {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M},
119 {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M},
120 {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M},
121 {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M}
122 };
123const WORD awHWRetry1[5][5] = {
124 {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M},
125 {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M},
126 {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M},
127 {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M},
128 {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M}
129 };
130
131
132
133/*--------------------- Static Functions --------------------------*/
134
135VOID s_vCheckSensitivity(
136 IN HANDLE hDeviceContext
137 );
138
139#ifdef Calcu_LinkQual
140VOID s_uCalculateLinkQual(
141 IN HANDLE hDeviceContext
142 );
143#endif
144
145
146VOID s_vCheckPreEDThreshold(
147 IN HANDLE hDeviceContext
148 );
149/*--------------------- Export Variables --------------------------*/
150
151
152/*--------------------- Export Functions --------------------------*/
153
154
155
156
157
158/*+
159 *
160 * Routine Description:
161 * Search known BSS list for Desire SSID or BSSID.
162 *
163 * Return Value:
164 * PTR to KnownBSS or NULL
165 *
166-*/
167
168PKnownBSS
169BSSpSearchBSSList(
170 IN HANDLE hDeviceContext,
171 IN PBYTE pbyDesireBSSID,
172 IN PBYTE pbyDesireSSID,
173 IN CARD_PHY_TYPE ePhyType
174 )
175{
176 PSDevice pDevice = (PSDevice)hDeviceContext;
177 PSMgmtObject pMgmt = pDevice->pMgmt;
178 PBYTE pbyBSSID = NULL;
179 PWLAN_IE_SSID pSSID = NULL;
180 PKnownBSS pCurrBSS = NULL;
181 PKnownBSS pSelect = NULL;
182BYTE ZeroBSSID[WLAN_BSSID_LEN]={0x00,0x00,0x00,0x00,0x00,0x00};
183 UINT ii = 0;
184// UINT jj = 0; //DavidWang
185 if (pbyDesireBSSID != NULL) {
186 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList BSSID[%02X %02X %02X-%02X %02X %02X]\n",
187 *pbyDesireBSSID,*(pbyDesireBSSID+1),*(pbyDesireBSSID+2),
188 *(pbyDesireBSSID+3),*(pbyDesireBSSID+4),*(pbyDesireBSSID+5));
189 if ((!IS_BROADCAST_ADDRESS(pbyDesireBSSID)) &&
190 (memcmp(pbyDesireBSSID, ZeroBSSID, 6)!= 0)) {
191 pbyBSSID = pbyDesireBSSID;
192 }
193 }
194 if (pbyDesireSSID != NULL) {
195 if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) {
196 pSSID = (PWLAN_IE_SSID) pbyDesireSSID;
197 }
198 }
199
200 if (pbyBSSID != NULL) {
201 // match BSSID first
202 for (ii = 0; ii <MAX_BSS_NUM; ii++) {
203 pCurrBSS = &(pMgmt->sBSSList[ii]);
204if(pDevice->bLinkPass==FALSE) pCurrBSS->bSelected = FALSE;
205 if ((pCurrBSS->bActive) &&
206 (pCurrBSS->bSelected == FALSE)) {
207 if (IS_ETH_ADDRESS_EQUAL(pCurrBSS->abyBSSID, pbyBSSID)) {
208 if (pSSID != NULL) {
209 // compare ssid
210 if (MEMEqualMemory(pSSID->abySSID,
211 ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
212 pSSID->len)) {
213 if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
214 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
215 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
216 ) {
217 pCurrBSS->bSelected = TRUE;
218 return(pCurrBSS);
219 }
220 }
221 } else {
222 if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
223 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
224 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
225 ) {
226 pCurrBSS->bSelected = TRUE;
227 return(pCurrBSS);
228 }
229 }
230 }
231 }
232 }
233 } else {
234 // ignore BSSID
235 for (ii = 0; ii <MAX_BSS_NUM; ii++) {
236 pCurrBSS = &(pMgmt->sBSSList[ii]);
237 //2007-0721-01<Add>by MikeLiu
238 pCurrBSS->bSelected = FALSE;
239 if (pCurrBSS->bActive) {
240
241 if (pSSID != NULL) {
242 // matched SSID
243 if (!MEMEqualMemory(pSSID->abySSID,
244 ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
245 pSSID->len) ||
246 (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) {
247 // SSID not match skip this BSS
248 continue;
249 }
250 }
251 if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) ||
252 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo))
253 ) {
254 // Type not match skip this BSS
255 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSS type mismatch.... Config[%d] BSS[0x%04x]\n", pMgmt->eConfigMode, pCurrBSS->wCapInfo);
256 continue;
257 }
258
259 if (ePhyType != PHY_TYPE_AUTO) {
260 if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) ||
261 ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) {
262 // PhyType not match skip this BSS
263 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Physical type mismatch.... ePhyType[%d] BSS[%d]\n", ePhyType, pCurrBSS->eNetworkTypeInUse);
264 continue;
265 }
266 }
267/*
268 if (pMgmt->eAuthenMode < WMAC_AUTH_WPA) {
269 if (pCurrBSS->bWPAValid == TRUE) {
270 // WPA AP will reject connection of station without WPA enable.
271 continue;
272 }
273 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
274 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
275 if (pCurrBSS->bWPAValid == FALSE) {
276 // station with WPA enable can't join NonWPA AP.
277 continue;
278 }
279 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
280 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
281 if (pCurrBSS->bWPA2Valid == FALSE) {
282 // station with WPA2 enable can't join NonWPA2 AP.
283 continue;
284 }
285 }
286*/
287 if (pSelect == NULL) {
288 pSelect = pCurrBSS;
289 } else {
290 // compare RSSI, select signal strong one
291 if (pCurrBSS->uRSSI < pSelect->uRSSI) {
292 pSelect = pCurrBSS;
293 }
294 }
295 }
296 }
297 if (pSelect != NULL) {
298 pSelect->bSelected = TRUE;
299/*
300 if (pDevice->bRoaming == FALSE) {
301 // Einsn Add @20070907
302 ZERO_MEMORY(pbyDesireSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
303 MEMvCopy(pbyDesireSSID,pCurrBSS->abySSID,WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1) ;
304 }*/
305
306 return(pSelect);
307 }
308 }
309 return(NULL);
310
311}
312
313
314/*+
315 *
316 * Routine Description:
317 * Clear BSS List
318 *
319 * Return Value:
320 * None.
321 *
322-*/
323
324
325VOID
326BSSvClearBSSList(
327 IN HANDLE hDeviceContext,
328 IN BOOL bKeepCurrBSSID
329 )
330{
331 PSDevice pDevice = (PSDevice)hDeviceContext;
332 PSMgmtObject pMgmt = pDevice->pMgmt;
333 UINT ii;
334
335 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
336 if (bKeepCurrBSSID) {
337 if (pMgmt->sBSSList[ii].bActive &&
338 IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) {
339 // bKeepCurrBSSID = FALSE;
340 continue;
341 }
342 }
343
344 if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) {
345 pMgmt->sBSSList[ii].uClearCount ++;
346 continue;
347 }
348
349 pMgmt->sBSSList[ii].bActive = FALSE;
350 memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS));
351 }
352 BSSvClearAnyBSSJoinRecord(pDevice);
353
354 return;
355}
356
357
358
359/*+
360 *
361 * Routine Description:
362 * search BSS list by BSSID & SSID if matched
363 *
364 * Return Value:
365 * TRUE if found.
366 *
367-*/
368PKnownBSS
369BSSpAddrIsInBSSList(
370 IN HANDLE hDeviceContext,
371 IN PBYTE abyBSSID,
372 IN PWLAN_IE_SSID pSSID
373 )
374{
375 PSDevice pDevice = (PSDevice)hDeviceContext;
376 PSMgmtObject pMgmt = pDevice->pMgmt;
377 PKnownBSS pBSSList = NULL;
378 UINT ii;
379
380 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
381 pBSSList = &(pMgmt->sBSSList[ii]);
382 if (pBSSList->bActive) {
383 if (IS_ETH_ADDRESS_EQUAL(pBSSList->abyBSSID, abyBSSID)) {
384// if (pSSID == NULL)
385// return pBSSList;
386 if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){
387 if (memcmp(pSSID->abySSID,
388 ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
389 pSSID->len) == 0)
390 return pBSSList;
391 }
392 }
393 }
394 }
395
396 return NULL;
397};
398
399
400
401
402/*+
403 *
404 * Routine Description:
405 * Insert a BSS set into known BSS list
406 *
407 * Return Value:
408 * TRUE if success.
409 *
410-*/
411
412BOOL
413BSSbInsertToBSSList (
414 IN HANDLE hDeviceContext,
415 IN PBYTE abyBSSIDAddr,
416 IN QWORD qwTimestamp,
417 IN WORD wBeaconInterval,
418 IN WORD wCapInfo,
419 IN BYTE byCurrChannel,
420 IN PWLAN_IE_SSID pSSID,
421 IN PWLAN_IE_SUPP_RATES pSuppRates,
422 IN PWLAN_IE_SUPP_RATES pExtSuppRates,
423 IN PERPObject psERP,
424 IN PWLAN_IE_RSN pRSN,
425 IN PWLAN_IE_RSN_EXT pRSNWPA,
426 IN PWLAN_IE_COUNTRY pIE_Country,
427 IN PWLAN_IE_QUIET pIE_Quiet,
428 IN UINT uIELength,
429 IN PBYTE pbyIEs,
430 IN HANDLE pRxPacketContext
431 )
432{
433
434 PSDevice pDevice = (PSDevice)hDeviceContext;
435 PSMgmtObject pMgmt = pDevice->pMgmt;
436 PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
437 PKnownBSS pBSSList = NULL;
438 UINT ii;
439 BOOL bParsingQuiet = FALSE;
440 PWLAN_IE_QUIET pQuiet = NULL;
441
442
443
444 pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]);
445
446 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
447 pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]);
448 if (!pBSSList->bActive)
449 break;
450 }
451
452 if (ii == MAX_BSS_NUM){
453 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Get free KnowBSS node failed.\n");
454 return FALSE;
455 }
456 // save the BSS info
457 pBSSList->bActive = TRUE;
458 memcpy( pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN);
459 HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
460 LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
461 pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
462 pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
463 pBSSList->uClearCount = 0;
464
465 if (pSSID->len > WLAN_SSID_MAXLEN)
466 pSSID->len = WLAN_SSID_MAXLEN;
467 memcpy( pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
468
469 pBSSList->uChannel = byCurrChannel;
470
471 if (pSuppRates->len > WLAN_RATES_MAXLEN)
472 pSuppRates->len = WLAN_RATES_MAXLEN;
473 memcpy( pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
474
475 if (pExtSuppRates != NULL) {
476 if (pExtSuppRates->len > WLAN_RATES_MAXLEN)
477 pExtSuppRates->len = WLAN_RATES_MAXLEN;
478 memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
479 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbInsertToBSSList: pExtSuppRates->len = %d\n", pExtSuppRates->len);
480
481 } else {
482 memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
483 }
484 pBSSList->sERP.byERP = psERP->byERP;
485 pBSSList->sERP.bERPExist = psERP->bERPExist;
486
487 // Check if BSS is 802.11a/b/g
488 if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
489 pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
490 } else {
491 if (pBSSList->sERP.bERPExist == TRUE) {
492 pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
493 } else {
494 pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
495 }
496 }
497
498 pBSSList->byRxRate = pRxPacket->byRxRate;
499 pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
500 pBSSList->uRSSI = pRxPacket->uRSSI;
501 pBSSList->bySQ = pRxPacket->bySQ;
502
503 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
504 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
505 // assoc with BSS
506 if (pBSSList == pMgmt->pCurrBSS) {
507 bParsingQuiet = TRUE;
508 }
509 }
510
511 WPA_ClearRSN(pBSSList);
512
513 if (pRSNWPA != NULL) {
514 UINT uLen = pRSNWPA->len + 2;
515
516 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
517 pBSSList->wWPALen = uLen;
518 memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
519 WPA_ParseRSN(pBSSList, pRSNWPA);
520 }
521 }
522
523 WPA2_ClearRSN(pBSSList);
524
525 if (pRSN != NULL) {
526 UINT uLen = pRSN->len + 2;
527 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
528 pBSSList->wRSNLen = uLen;
529 memcpy(pBSSList->byRSNIE, pRSN, uLen);
530 WPA2vParseRSN(pBSSList, pRSN);
531 }
532 }
533
534 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || (pBSSList->bWPA2Valid == TRUE)) {
535
536 PSKeyItem pTransmitKey = NULL;
537 BOOL bIs802_1x = FALSE;
538
539 for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii ++) {
540 if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) {
541 bIs802_1x = TRUE;
542 break;
543 }
544 }
545 if ((bIs802_1x == TRUE) && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) &&
546 (MEMEqualMemory(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) {
547
548 bAdd_PMKID_Candidate((HANDLE)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj);
549
550 if ((pDevice->bLinkPass == TRUE) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
551 if ((KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) ||
552 (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey) == TRUE)) {
553 pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList;
554 pDevice->gsPMKIDCandidate.Version = 1;
555
556 }
557
558 }
559 }
560 }
561
562 if (pDevice->bUpdateBBVGA) {
563 // Moniter if RSSI is too strong.
564 pBSSList->byRSSIStatCnt = 0;
565 RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &pBSSList->ldBmMAX);
566 pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX;
567 for (ii = 1; ii < RSSI_STAT_COUNT; ii++)
568 pBSSList->ldBmAverage[ii] = 0;
569 }
570
571 if ((pIE_Country != NULL) &&
572 (pMgmt->b11hEnable == TRUE)) {
573 CARDvSetCountryInfo(pMgmt->pAdapter,
574 pBSSList->eNetworkTypeInUse,
575 pIE_Country);
576 }
577
578
579
580 if ((bParsingQuiet == TRUE) && (pIE_Quiet != NULL)) {
581 if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
582 (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
583 // valid EID
584 if (pQuiet == NULL) {
585 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
586 CARDbSetQuiet( pMgmt->pAdapter,
587 TRUE,
588 pQuiet->byQuietCount,
589 pQuiet->byQuietPeriod,
590 *((PWORD)pQuiet->abyQuietDuration),
591 *((PWORD)pQuiet->abyQuietOffset)
592 );
593 } else {
594 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
595 CARDbSetQuiet( pMgmt->pAdapter,
596 FALSE,
597 pQuiet->byQuietCount,
598 pQuiet->byQuietPeriod,
599 *((PWORD)pQuiet->abyQuietDuration),
600 *((PWORD)pQuiet->abyQuietOffset)
601 );
602 }
603 }
604 }
605
606 if ((bParsingQuiet == TRUE) &&
607 (pQuiet != NULL)) {
608 CARDbStartQuiet(pMgmt->pAdapter);
609 }
610
611 pBSSList->uIELength = uIELength;
612 if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
613 pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
614 MEMvCopy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
615
616 return TRUE;
617}
618
619
620/*+
621 *
622 * Routine Description:
623 * Update BSS set in known BSS list
624 *
625 * Return Value:
626 * TRUE if success.
627 *
628-*/
629// TODO: input structure modify
630
631BOOL
632BSSbUpdateToBSSList (
633 IN HANDLE hDeviceContext,
634 IN QWORD qwTimestamp,
635 IN WORD wBeaconInterval,
636 IN WORD wCapInfo,
637 IN BYTE byCurrChannel,
638 IN BOOL bChannelHit,
639 IN PWLAN_IE_SSID pSSID,
640 IN PWLAN_IE_SUPP_RATES pSuppRates,
641 IN PWLAN_IE_SUPP_RATES pExtSuppRates,
642 IN PERPObject psERP,
643 IN PWLAN_IE_RSN pRSN,
644 IN PWLAN_IE_RSN_EXT pRSNWPA,
645 IN PWLAN_IE_COUNTRY pIE_Country,
646 IN PWLAN_IE_QUIET pIE_Quiet,
647 IN PKnownBSS pBSSList,
648 IN UINT uIELength,
649 IN PBYTE pbyIEs,
650 IN HANDLE pRxPacketContext
651 )
652{
653 int ii;
654 PSDevice pDevice = (PSDevice)hDeviceContext;
655 PSMgmtObject pMgmt = pDevice->pMgmt;
656 PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
657 LONG ldBm;
658 BOOL bParsingQuiet = FALSE;
659 PWLAN_IE_QUIET pQuiet = NULL;
660
661
662
663 if (pBSSList == NULL)
664 return FALSE;
665
666 HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
667 LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
668 pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
669 pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
670 pBSSList->uClearCount = 0;
671 pBSSList->uChannel = byCurrChannel;
672// DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbUpdateToBSSList: pBSSList->uChannel: %d\n", pBSSList->uChannel);
673
674 if (pSSID->len > WLAN_SSID_MAXLEN)
675 pSSID->len = WLAN_SSID_MAXLEN;
676
677 if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0))
678 memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
679 memcpy(pBSSList->abySuppRates, pSuppRates,pSuppRates->len + WLAN_IEHDR_LEN);
680
681 if (pExtSuppRates != NULL) {
682 memcpy(pBSSList->abyExtSuppRates, pExtSuppRates,pExtSuppRates->len + WLAN_IEHDR_LEN);
683 } else {
684 memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
685 }
686 pBSSList->sERP.byERP = psERP->byERP;
687 pBSSList->sERP.bERPExist = psERP->bERPExist;
688
689 // Check if BSS is 802.11a/b/g
690 if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
691 pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
692 } else {
693 if (pBSSList->sERP.bERPExist == TRUE) {
694 pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
695 } else {
696 pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
697 }
698 }
699
700 pBSSList->byRxRate = pRxPacket->byRxRate;
701 pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
702 if(bChannelHit)
703 pBSSList->uRSSI = pRxPacket->uRSSI;
704 pBSSList->bySQ = pRxPacket->bySQ;
705
706 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
707 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
708 // assoc with BSS
709 if (pBSSList == pMgmt->pCurrBSS) {
710 bParsingQuiet = TRUE;
711 }
712 }
713
714 WPA_ClearRSN(pBSSList); //mike update
715
716 if (pRSNWPA != NULL) {
717 UINT uLen = pRSNWPA->len + 2;
718 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
719 pBSSList->wWPALen = uLen;
720 memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
721 WPA_ParseRSN(pBSSList, pRSNWPA);
722 }
723 }
724
725 WPA2_ClearRSN(pBSSList); //mike update
726
727 if (pRSN != NULL) {
728 UINT uLen = pRSN->len + 2;
729 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
730 pBSSList->wRSNLen = uLen;
731 memcpy(pBSSList->byRSNIE, pRSN, uLen);
732 WPA2vParseRSN(pBSSList, pRSN);
733 }
734 }
735
736 if (pRxPacket->uRSSI != 0) {
737 RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &ldBm);
738 // Moniter if RSSI is too strong.
739 pBSSList->byRSSIStatCnt++;
740 pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT;
741 pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm;
742 for(ii=0;ii<RSSI_STAT_COUNT;ii++) {
743 if (pBSSList->ldBmAverage[ii] != 0) {
744 pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm);
745 }
746 }
747 }
748
749 if ((pIE_Country != NULL) &&
750 (pMgmt->b11hEnable == TRUE)) {
751 CARDvSetCountryInfo(pMgmt->pAdapter,
752 pBSSList->eNetworkTypeInUse,
753 pIE_Country);
754 }
755
756 if ((bParsingQuiet == TRUE) && (pIE_Quiet != NULL)) {
757 if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
758 (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
759 // valid EID
760 if (pQuiet == NULL) {
761 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
762 CARDbSetQuiet( pMgmt->pAdapter,
763 TRUE,
764 pQuiet->byQuietCount,
765 pQuiet->byQuietPeriod,
766 *((PWORD)pQuiet->abyQuietDuration),
767 *((PWORD)pQuiet->abyQuietOffset)
768 );
769 } else {
770 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
771 CARDbSetQuiet( pMgmt->pAdapter,
772 FALSE,
773 pQuiet->byQuietCount,
774 pQuiet->byQuietPeriod,
775 *((PWORD)pQuiet->abyQuietDuration),
776 *((PWORD)pQuiet->abyQuietOffset)
777 );
778 }
779 }
780 }
781
782 if ((bParsingQuiet == TRUE) &&
783 (pQuiet != NULL)) {
784 CARDbStartQuiet(pMgmt->pAdapter);
785 }
786
787 pBSSList->uIELength = uIELength;
788 if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
789 pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
790 memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
791
792 return TRUE;
793}
794
795
796
797
798
799/*+
800 *
801 * Routine Description:
802 * Search Node DB table to find the index of matched DstAddr
803 *
804 * Return Value:
805 * None
806 *
807-*/
808
809BOOL
810BSSDBbIsSTAInNodeDB(
811 IN PVOID pMgmtObject,
812 IN PBYTE abyDstAddr,
813 OUT PUINT puNodeIndex
814 )
815{
816 PSMgmtObject pMgmt = (PSMgmtObject) pMgmtObject;
817 UINT ii;
818
819 // Index = 0 reserved for AP Node
820 for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
821 if (pMgmt->sNodeDBTable[ii].bActive) {
822 if (IS_ETH_ADDRESS_EQUAL(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) {
823 *puNodeIndex = ii;
824 return TRUE;
825 }
826 }
827 }
828
829 return FALSE;
830};
831
832
833
834/*+
835 *
836 * Routine Description:
837 * Find an empty node and allocated; if no empty found,
838 * instand used of most inactive one.
839 *
840 * Return Value:
841 * None
842 *
843-*/
844VOID
845BSSvCreateOneNode(
846 IN HANDLE hDeviceContext,
847 OUT PUINT puNodeIndex
848 )
849{
850
851 PSDevice pDevice = (PSDevice)hDeviceContext;
852 PSMgmtObject pMgmt = pDevice->pMgmt;
853 UINT ii;
854 UINT BigestCount = 0;
855 UINT SelectIndex;
856 struct sk_buff *skb;
857 // Index = 0 reserved for AP Node (In STA mode)
858 // Index = 0 reserved for Broadcast/MultiCast (In AP mode)
859 SelectIndex = 1;
860 for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
861 if (pMgmt->sNodeDBTable[ii].bActive) {
862 if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) {
863 BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount;
864 SelectIndex = ii;
865 }
866 }
867 else {
868 break;
869 }
870 }
871
872 // if not found replace uInActiveCount is largest one.
873 if ( ii == (MAX_NODE_NUM + 1)) {
874 *puNodeIndex = SelectIndex;
875 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Replace inactive node = %d\n", SelectIndex);
876 // clear ps buffer
877 if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) {
878 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL)
879 dev_kfree_skb(skb);
880 }
881 }
882 else {
883 *puNodeIndex = ii;
884 }
885
886 memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB));
887 pMgmt->sNodeDBTable[*puNodeIndex].bActive = TRUE;
888 pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND;
889 // for AP mode PS queue
890 skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue);
891 pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0;
892 pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0;
893 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create node index = %d\n", ii);
894 return;
895};
896
897
898
899/*+
900 *
901 * Routine Description:
902 * Remove Node by NodeIndex
903 *
904 *
905 * Return Value:
906 * None
907 *
908-*/
909VOID
910BSSvRemoveOneNode(
911 IN HANDLE hDeviceContext,
912 IN UINT uNodeIndex
913 )
914{
915
916 PSDevice pDevice = (PSDevice)hDeviceContext;
917 PSMgmtObject pMgmt = pDevice->pMgmt;
918 BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
919 struct sk_buff *skb;
920
921
922 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL)
923 dev_kfree_skb(skb);
924 // clear context
925 memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB));
926 // clear tx bit map
927 pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &= ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7];
928
929 return;
930};
931/*+
932 *
933 * Routine Description:
934 * Update AP Node content in Index 0 of KnownNodeDB
935 *
936 *
937 * Return Value:
938 * None
939 *
940-*/
941
942VOID
943BSSvUpdateAPNode(
944 IN HANDLE hDeviceContext,
945 IN PWORD pwCapInfo,
946 IN PWLAN_IE_SUPP_RATES pSuppRates,
947 IN PWLAN_IE_SUPP_RATES pExtSuppRates
948 )
949{
950 PSDevice pDevice = (PSDevice)hDeviceContext;
951 PSMgmtObject pMgmt = pDevice->pMgmt;
952 UINT uRateLen = WLAN_RATES_MAXLEN;
953
954 memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
955
956 pMgmt->sNodeDBTable[0].bActive = TRUE;
957 if (pDevice->eCurrentPHYType == PHY_TYPE_11B) {
958 uRateLen = WLAN_RATES_MAXLEN_11B;
959 }
960 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates,
961 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
962 uRateLen);
963 pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates,
964 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
965 uRateLen);
966 RATEvParseMaxRate((PVOID) pDevice,
967 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
968 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
969 TRUE,
970 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
971 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
972 &(pMgmt->sNodeDBTable[0].wSuppRate),
973 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
974 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
975 );
976 memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
977 pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate;
978 pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo);
979 pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
980#ifdef PLICE_DEBUG
981 printk("BSSvUpdateAPNode:MaxSuppRate is %d\n",pMgmt->sNodeDBTable[0].wMaxSuppRate);
982#endif
983 // Auto rate fallback function initiation.
984 // RATEbInit(pDevice);
985 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->sNodeDBTable[0].wTxDataRate = %d \n", pMgmt->sNodeDBTable[0].wTxDataRate);
986
987};
988
989
990
991
992
993/*+
994 *
995 * Routine Description:
996 * Add Multicast Node content in Index 0 of KnownNodeDB
997 *
998 *
999 * Return Value:
1000 * None
1001 *
1002-*/
1003
1004
1005VOID
1006BSSvAddMulticastNode(
1007 IN HANDLE hDeviceContext
1008 )
1009{
1010 PSDevice pDevice = (PSDevice)hDeviceContext;
1011 PSMgmtObject pMgmt = pDevice->pMgmt;
1012
1013 if (!pDevice->bEnableHostWEP)
1014 memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
1015 memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN);
1016 pMgmt->sNodeDBTable[0].bActive = TRUE;
1017 pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1018 skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue);
1019 RATEvParseMaxRate((PVOID) pDevice,
1020 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1021 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
1022 TRUE,
1023 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
1024 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
1025 &(pMgmt->sNodeDBTable[0].wSuppRate),
1026 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
1027 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
1028 );
1029 pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate;
1030#ifdef PLICE_DEBUG
1031 printk("BSSvAddMultiCastNode:pMgmt->sNodeDBTable[0].wTxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
1032#endif
1033 pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
1034
1035};
1036
1037
1038
1039
1040
1041/*+
1042 *
1043 * Routine Description:
1044 *
1045 *
1046 * Second call back function to update Node DB info & AP link status
1047 *
1048 *
1049 * Return Value:
1050 * none.
1051 *
1052-*/
1053 //2008-4-14 <add> by chester for led issue
1054 #ifdef FOR_LED_ON_NOTEBOOK
1055BOOL cc=FALSE;
1056UINT status;
1057#endif
1058VOID
1059BSSvSecondCallBack(
1060 IN HANDLE hDeviceContext
1061 )
1062{
1063 PSDevice pDevice = (PSDevice)hDeviceContext;
1064 PSMgmtObject pMgmt = pDevice->pMgmt;
1065 UINT ii;
1066 PWLAN_IE_SSID pItemSSID, pCurrSSID;
1067 UINT uSleepySTACnt = 0;
1068 UINT uNonShortSlotSTACnt = 0;
1069 UINT uLongPreambleSTACnt = 0;
1070viawget_wpa_header* wpahdr;
1071
1072 spin_lock_irq(&pDevice->lock);
1073
1074 pDevice->uAssocCount = 0;
1075
1076 pDevice->byERPFlag &=
1077 ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1));
1078 //2008-4-14 <add> by chester for led issue
1079#ifdef FOR_LED_ON_NOTEBOOK
1080MACvGPIOIn(pDevice->PortOffset, &pDevice->byGPIO);
1081if (((BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA)&&(pDevice->bHWRadioOff == FALSE))||(BITbIsBitOn(pDevice->byGPIO,GPIO0_DATA)&&(pDevice->bHWRadioOff == TRUE)))&&(cc==FALSE)){
1082cc=TRUE;
1083}
1084else if(cc==TRUE){
1085
1086if(pDevice->bHWRadioOff == TRUE){
1087 if (BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA))
1088//||(BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA) && BITbIsBitOn(pDevice->byRadioCtl, EEP_RADIOCTL_INV)))
1089{if(status==1) goto start;
1090status=1;
1091CARDbRadioPowerOff(pDevice);
1092 pMgmt->sNodeDBTable[0].bActive = FALSE;
1093 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1094 pMgmt->eCurrState = WMAC_STATE_IDLE;
1095 //netif_stop_queue(pDevice->dev);
1096 pDevice->bLinkPass = FALSE;
1097
1098}
1099 if (BITbIsBitOn(pDevice->byGPIO,GPIO0_DATA))
1100//||(BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA) && BITbIsBitOn(pDevice->byRadioCtl, EEP_RADIOCTL_INV)))
1101{if(status==2) goto start;
1102status=2;
1103CARDbRadioPowerOn(pDevice);
1104} }
1105else{
1106 if (BITbIsBitOn(pDevice->byGPIO,GPIO0_DATA))
1107//||(BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA) && BITbIsBitOn(pDevice->byRadioCtl, EEP_RADIOCTL_INV)))
1108{if(status==3) goto start;
1109status=3;
1110CARDbRadioPowerOff(pDevice);
1111 pMgmt->sNodeDBTable[0].bActive = FALSE;
1112 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1113 pMgmt->eCurrState = WMAC_STATE_IDLE;
1114 //netif_stop_queue(pDevice->dev);
1115 pDevice->bLinkPass = FALSE;
1116
1117}
1118 if (BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA))
1119//||(BITbIsBitOff(pDevice->byGPIO,GPIO0_DATA) && BITbIsBitOn(pDevice->byRadioCtl, EEP_RADIOCTL_INV)))
1120{if(status==4) goto start;
1121status=4;
1122CARDbRadioPowerOn(pDevice);
1123} }
1124}
1125start:
1126#endif
1127
1128
1129 if (pDevice->wUseProtectCntDown > 0) {
1130 pDevice->wUseProtectCntDown --;
1131 }
1132 else {
1133 // disable protect mode
1134 pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1));
1135 }
1136
1137{
1138 pDevice->byReAssocCount++;
1139 if((pDevice->byReAssocCount > 10) && (pDevice->bLinkPass != TRUE)) { //10 sec timeout
1140 printk("Re-association timeout!!!\n");
1141 pDevice->byReAssocCount = 0;
1142 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1143 // if(pDevice->bWPASuppWextEnabled == TRUE)
1144 {
1145 union iwreq_data wrqu;
1146 memset(&wrqu, 0, sizeof (wrqu));
1147 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1148 printk("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1149 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1150 }
1151 #endif
1152 }
1153 else if(pDevice->bLinkPass == TRUE)
1154 pDevice->byReAssocCount = 0;
1155}
1156
1157#ifdef Calcu_LinkQual
1158 s_uCalculateLinkQual((HANDLE)pDevice);
1159#endif
1160
1161 for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
1162
1163 if (pMgmt->sNodeDBTable[ii].bActive) {
1164
1165 // Increase in-activity counter
1166 pMgmt->sNodeDBTable[ii].uInActiveCount++;
1167
1168 if (ii > 0) {
1169 if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) {
1170 BSSvRemoveOneNode(pDevice, ii);
1171 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO
1172 "Inactive timeout [%d] sec, STA index = [%d] remove\n", MAX_INACTIVE_COUNT, ii);
1173 continue;
1174 }
1175
1176 if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) {
1177
1178 pDevice->uAssocCount++;
1179
1180 // check if Non ERP exist
1181 if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) {
1182 if (!pMgmt->sNodeDBTable[ii].bShortPreamble) {
1183 pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
1184 uLongPreambleSTACnt ++;
1185 }
1186 if (!pMgmt->sNodeDBTable[ii].bERPExist) {
1187 pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
1188 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1189 }
1190 if (!pMgmt->sNodeDBTable[ii].bShortSlotTime)
1191 uNonShortSlotSTACnt++;
1192 }
1193 }
1194
1195 // check if any STA in PS mode
1196 if (pMgmt->sNodeDBTable[ii].bPSEnable)
1197 uSleepySTACnt++;
1198
1199
1200 }
1201
1202 // Rate fallback check
1203
1204 if (!pDevice->bFixRate) {
1205/*
1206 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (ii == 0))
1207 RATEvTxRateFallBack(pDevice, &(pMgmt->sNodeDBTable[ii]));
1208*/
1209 if (ii > 0) {
1210 // ii = 0 for multicast node (AP & Adhoc)
1211 RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1212 }
1213 else {
1214 // ii = 0 reserved for unicast AP node (Infra STA)
1215 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)
1216#ifdef PLICE_DEBUG
1217 printk("SecondCallback:Before:TxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
1218#endif
1219 RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1220#ifdef PLICE_DEBUG
1221 printk("SecondCallback:After:TxDataRate is %d\n",pMgmt->sNodeDBTable[0].wTxDataRate);
1222#endif
1223
1224 }
1225
1226 }
1227
1228 // check if pending PS queue
1229 if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) {
1230 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index= %d, Queue = %d pending \n",
1231 ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt);
1232 if ((ii >0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) {
1233 BSSvRemoveOneNode(pDevice, ii);
1234 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Pending many queues PS STA Index = %d remove \n", ii);
1235 continue;
1236 }
1237 }
1238 }
1239
1240 }
1241
1242
1243 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->eCurrentPHYType == PHY_TYPE_11G)) {
1244
1245 // on/off protect mode
1246 if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) {
1247 if (!pDevice->bProtectMode) {
1248 MACvEnableProtectMD(pDevice->PortOffset);
1249 pDevice->bProtectMode = TRUE;
1250 }
1251 }
1252 else {
1253 if (pDevice->bProtectMode) {
1254 MACvDisableProtectMD(pDevice->PortOffset);
1255 pDevice->bProtectMode = FALSE;
1256 }
1257 }
1258 // on/off short slot time
1259
1260 if (uNonShortSlotSTACnt > 0) {
1261 if (pDevice->bShortSlotTime) {
1262 pDevice->bShortSlotTime = FALSE;
1263 BBvSetShortSlotTime(pDevice);
1264 vUpdateIFS((PVOID)pDevice);
1265 }
1266 }
1267 else {
1268 if (!pDevice->bShortSlotTime) {
1269 pDevice->bShortSlotTime = TRUE;
1270 BBvSetShortSlotTime(pDevice);
1271 vUpdateIFS((PVOID)pDevice);
1272 }
1273 }
1274
1275 // on/off barker long preamble mode
1276
1277 if (uLongPreambleSTACnt > 0) {
1278 if (!pDevice->bBarkerPreambleMd) {
1279 MACvEnableBarkerPreambleMd(pDevice->PortOffset);
1280 pDevice->bBarkerPreambleMd = TRUE;
1281 }
1282 }
1283 else {
1284 if (pDevice->bBarkerPreambleMd) {
1285 MACvDisableBarkerPreambleMd(pDevice->PortOffset);
1286 pDevice->bBarkerPreambleMd = FALSE;
1287 }
1288 }
1289
1290 }
1291
1292
1293 // Check if any STA in PS mode, enable DTIM multicast deliver
1294 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
1295 if (uSleepySTACnt > 0)
1296 pMgmt->sNodeDBTable[0].bPSEnable = TRUE;
1297 else
1298 pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1299 }
1300
1301 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
1302 pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
1303//printk("pCurrSSID=%s\n",pCurrSSID->abySSID);
1304 if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
1305 (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
1306
1307 if (pMgmt->sNodeDBTable[0].bActive) { // Assoc with BSS
1308 // DEVICE_PRT(MSG_LEVEL_INFO, KERN_INFO "Callback inactive Count = [%d]\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1309 //if (pDevice->bUpdateBBVGA) {
1310 // s_vCheckSensitivity((HANDLE) pDevice);
1311 //}
1312 if (pDevice->bUpdateBBVGA) {
1313 // s_vCheckSensitivity((HANDLE) pDevice);
1314 s_vCheckPreEDThreshold((HANDLE)pDevice);
1315 }
1316 if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) &&
1317 (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) ) {
1318 pDevice->byBBVGANew = pDevice->abyBBVGA[0];
1319 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1320 }
1321
1322
1323 if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) {
1324 pMgmt->sNodeDBTable[0].bActive = FALSE;
1325 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1326 pMgmt->eCurrState = WMAC_STATE_IDLE;
1327 netif_stop_queue(pDevice->dev);
1328 pDevice->bLinkPass = FALSE;
1329 pDevice->bRoaming = TRUE;
1330 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost AP beacon [%d] sec, disconnected !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1331 if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1332 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1333 wpahdr->type = VIAWGET_DISASSOC_MSG;
1334 wpahdr->resp_ie_len = 0;
1335 wpahdr->req_ie_len = 0;
1336 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1337 pDevice->skb->dev = pDevice->wpadev;
Forest Bond5449c682009-04-25 10:30:44 -0400[diff] [blame]1338 pDevice->skb->mac_header = pDevice->skb->data;
Forest Bond5449c682009-04-25 10:30:44 -0400[diff] [blame]1339 pDevice->skb->pkt_type = PACKET_HOST;
1340 pDevice->skb->protocol = htons(ETH_P_802_2);
1341 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1342 netif_rx(pDevice->skb);
1343 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1344 };
1345 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1346 // if(pDevice->bWPASuppWextEnabled == TRUE)
1347 {
1348 union iwreq_data wrqu;
1349 memset(&wrqu, 0, sizeof (wrqu));
1350 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1351 printk("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1352 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1353 }
1354 #endif
1355 }
1356 }
1357 else if (pItemSSID->len != 0) {
1358 if (pDevice->uAutoReConnectTime < 10) {
1359 pDevice->uAutoReConnectTime++;
1360 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1361 //network manager support need not do Roaming scan???
1362 if(pDevice->bWPASuppWextEnabled ==TRUE)
1363 pDevice->uAutoReConnectTime = 0;
1364 #endif
1365
1366 }
1367 else {
1368 //mike use old encryption status for wpa reauthen
1369 if(pDevice->bWPADEVUp)
1370 pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus;
1371 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming ...\n");
1372 BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
1373 pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1374 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1375 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1376 pDevice->uAutoReConnectTime = 0;
1377 }
1378 }
1379 }
1380
1381 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
1382 // if adhoc started which essid is NULL string, rescaning.
1383 if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) {
1384 if (pDevice->uAutoReConnectTime < 10) {
1385 pDevice->uAutoReConnectTime++;
1386 }
1387 else {
1388 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Adhoc re-scaning ...\n");
1389 pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1390 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, NULL);
1391 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, NULL);
1392 pDevice->uAutoReConnectTime = 0;
1393 };
1394 }
1395 if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
1396 if (pDevice->bUpdateBBVGA) {
1397 //s_vCheckSensitivity((HANDLE) pDevice);
1398 s_vCheckPreEDThreshold((HANDLE)pDevice);
1399 }
1400 if (pMgmt->sNodeDBTable[0].uInActiveCount >=ADHOC_LOST_BEACON_COUNT) {
1401 DEVICE_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost other STA beacon [%d] sec, started !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1402 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1403 pMgmt->eCurrState = WMAC_STATE_STARTED;
1404 netif_stop_queue(pDevice->dev);
1405 pDevice->bLinkPass = FALSE;
1406 }
1407 }
1408 }
1409
1410 spin_unlock_irq(&pDevice->lock);
1411
1412 pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
1413 add_timer(&pMgmt->sTimerSecondCallback);
1414 return;
1415}
1416
1417
1418
1419
1420/*+
1421 *
1422 * Routine Description:
1423 *
1424 *
1425 * Update Tx attemps, Tx failure counter in Node DB
1426 *
1427 *
1428 * Return Value:
1429 * none.
1430 *
1431-*/
1432
1433
1434
1435VOID
1436BSSvUpdateNodeTxCounter(
1437 IN HANDLE hDeviceContext,
1438 IN BYTE byTsr0,
1439 IN BYTE byTsr1,
1440 IN PBYTE pbyBuffer,
1441 IN UINT uFIFOHeaderSize
1442 )
1443{
1444 PSDevice pDevice = (PSDevice)hDeviceContext;
1445 PSMgmtObject pMgmt = pDevice->pMgmt;
1446 UINT uNodeIndex = 0;
1447 BYTE byTxRetry = (byTsr0 & TSR0_NCR);
1448 PSTxBufHead pTxBufHead;
1449 PS802_11Header pMACHeader;
1450 WORD wRate;
1451 WORD wFallBackRate = RATE_1M;
1452 BYTE byFallBack;
1453 UINT ii;
1454// UINT txRetryTemp;
1455//PLICE_DEBUG->
1456 //txRetryTemp = byTxRetry;
1457 //if (txRetryTemp== 8)
1458 //txRetryTemp -=3;
1459//PLICE_DEBUG <-
1460 pTxBufHead = (PSTxBufHead) pbyBuffer;
1461 if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_0) {
1462 byFallBack = AUTO_FB_0;
1463 } else if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_1) {
1464 byFallBack = AUTO_FB_1;
1465 } else {
1466 byFallBack = AUTO_FB_NONE;
1467 }
1468 wRate = pTxBufHead->wReserved; //?wRate
1469 //printk("BSSvUpdateNodeTxCounter:byTxRetry is %d\n",byTxRetry);
1470
1471//printk("BSSvUpdateNodeTx:wRate is %d,byFallback is %d\n",wRate,byFallBack);
1472//#ifdef PLICE_DEBUG
1473 //printk("BSSvUpdateNodeTx: wRate is %d\n",wRate);
1474////#endif
1475 // Only Unicast using support rates
1476 if (pTxBufHead->wFIFOCtl & FIFOCTL_NEEDACK) {
1477 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wRate %04X, byTsr0 %02X, byTsr1 %02X\n", wRate, byTsr0, byTsr1);
1478 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) {
1479 pMgmt->sNodeDBTable[0].uTxAttempts += 1;
1480 if ((byTsr1 & TSR1_TERR) == 0) {
1481 // transmit success, TxAttempts at least plus one
1482 pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++;
1483 if ( (byFallBack == AUTO_FB_NONE) ||
1484 (wRate < RATE_18M) ) {
1485 wFallBackRate = wRate;
1486 } else if (byFallBack == AUTO_FB_0) {
1487//PLICE_DEBUG
1488 if (byTxRetry < 5)
1489 //if (txRetryTemp < 5)
1490 wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1491 //wFallBackRate = awHWRetry0[wRate-RATE_12M][byTxRetry];
1492 //wFallBackRate = awHWRetry0[wRate-RATE_18M][txRetryTemp] +1;
1493 else
1494 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1495 //wFallBackRate = awHWRetry0[wRate-RATE_12M][4];
1496 } else if (byFallBack == AUTO_FB_1) {
1497 if (byTxRetry < 5)
1498 wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1499 else
1500 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1501 }
1502 pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++;
1503 } else {
1504 pMgmt->sNodeDBTable[0].uTxFailures ++;
1505 }
1506 pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry;
1507 if (byTxRetry != 0) {
1508 pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE]+=byTxRetry;
1509 if ( (byFallBack == AUTO_FB_NONE) ||
1510 (wRate < RATE_18M) ) {
1511 pMgmt->sNodeDBTable[0].uTxFail[wRate]+=byTxRetry;
1512 } else if (byFallBack == AUTO_FB_0) {
1513//PLICE_DEBUG
1514 for(ii=0;ii<byTxRetry;ii++)
1515 //for (ii=0;ii<txRetryTemp;ii++)
1516 {
1517 if (ii < 5)
1518 {
1519
1520//PLICE_DEBUG
1521 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1522 //printk(" II is %d:BSSvUpdateNodeTx:wFallBackRate is %d\n",ii,wFallBackRate);
1523 //wFallBackRate = awHWRetry0[wRate-RATE_12M][ii];
1524 }
1525 else
1526 {
1527 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1528 //printk("ii is %d BSSvUpdateNodeTx:wFallBackRate is %d\n",ii,wFallBackRate);
1529 //wFallBackRate = awHWRetry0[wRate-RATE_12M][4];
1530 }
1531 pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1532 }
1533 } else if (byFallBack == AUTO_FB_1) {
1534 for(ii=0;ii<byTxRetry;ii++) {
1535 if (ii < 5)
1536 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1537 else
1538 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1539 pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1540 }
1541 }
1542 }
1543 };
1544
1545 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ||
1546 (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
1547
1548 pMACHeader = (PS802_11Header)(pbyBuffer + uFIFOHeaderSize);
1549
1550 if (BSSDBbIsSTAInNodeDB((HANDLE)pMgmt, &(pMACHeader->abyAddr1[0]), &uNodeIndex)){
1551 pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1;
1552 if ((byTsr1 & TSR1_TERR) == 0) {
1553 // transmit success, TxAttempts at least plus one
1554 pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++;
1555 if ( (byFallBack == AUTO_FB_NONE) ||
1556 (wRate < RATE_18M) ) {
1557 wFallBackRate = wRate;
1558 } else if (byFallBack == AUTO_FB_0) {
1559 if (byTxRetry < 5)
1560 wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1561 else
1562 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1563 } else if (byFallBack == AUTO_FB_1) {
1564 if (byTxRetry < 5)
1565 wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1566 else
1567 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1568 }
1569 pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++;
1570 } else {
1571 pMgmt->sNodeDBTable[uNodeIndex].uTxFailures ++;
1572 }
1573 pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry;
1574 if (byTxRetry != 0) {
1575 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE]+=byTxRetry;
1576 if ( (byFallBack == AUTO_FB_NONE) ||
1577 (wRate < RATE_18M) ) {
1578 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate]+=byTxRetry;
1579 } else if (byFallBack == AUTO_FB_0) {
1580 for(ii=0;ii<byTxRetry;ii++) {
1581 if (ii < 5)
1582 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1583 else
1584 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1585 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1586 }
1587 } else if (byFallBack == AUTO_FB_1) {
1588 for(ii=0;ii<byTxRetry;ii++) {
1589 if (ii < 5)
1590 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1591 else
1592 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1593 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1594 }
1595 }
1596 }
1597 };
1598 }
1599 };
1600
1601 return;
1602
1603}
1604
1605
1606
1607
1608/*+
1609 *
1610 * Routine Description:
1611 * Clear Nodes & skb in DB Table
1612 *
1613 *
1614 * Parameters:
1615 * In:
1616 * hDeviceContext - The adapter context.
1617 * uStartIndex - starting index
1618 * Out:
1619 * none
1620 *
1621 * Return Value:
1622 * None.
1623 *
1624-*/
1625
1626
1627VOID
1628BSSvClearNodeDBTable(
1629 IN HANDLE hDeviceContext,
1630 IN UINT uStartIndex
1631 )
1632
1633{
1634 PSDevice pDevice = (PSDevice)hDeviceContext;
1635 PSMgmtObject pMgmt = pDevice->pMgmt;
1636 struct sk_buff *skb;
1637 UINT ii;
1638
1639 for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) {
1640 if (pMgmt->sNodeDBTable[ii].bActive) {
1641 // check if sTxPSQueue has been initial
1642 if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) {
1643 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL){
1644 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PS skb != NULL %d\n", ii);
1645 dev_kfree_skb(skb);
1646 }
1647 }
1648 memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB));
1649 }
1650 }
1651
1652 return;
1653};
1654
1655
1656VOID s_vCheckSensitivity(
1657 IN HANDLE hDeviceContext
1658 )
1659{
1660 PSDevice pDevice = (PSDevice)hDeviceContext;
1661 PKnownBSS pBSSList = NULL;
1662 PSMgmtObject pMgmt = pDevice->pMgmt;
1663 int ii;
1664
1665 if ((pDevice->byLocalID <= REV_ID_VT3253_A1) && (pDevice->byRFType == RF_RFMD2959) &&
1666 (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) {
1667 return;
1668 }
1669
1670 if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1671 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1672 pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1673 if (pBSSList != NULL) {
1674 // Updata BB Reg if RSSI is too strong.
1675 LONG LocalldBmAverage = 0;
1676 LONG uNumofdBm = 0;
1677 for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
1678 if (pBSSList->ldBmAverage[ii] != 0) {
1679 uNumofdBm ++;
1680 LocalldBmAverage += pBSSList->ldBmAverage[ii];
1681 }
1682 }
1683 if (uNumofdBm > 0) {
1684 LocalldBmAverage = LocalldBmAverage/uNumofdBm;
1685 for (ii=0;ii<BB_VGA_LEVEL;ii++) {
1686 DEVICE_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LocalldBmAverage:%ld, %ld %02x\n", LocalldBmAverage, pDevice->ldBmThreshold[ii], pDevice->abyBBVGA[ii]);
1687 if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) {
1688 pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
1689 break;
1690 }
1691 }
1692 if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
1693 pDevice->uBBVGADiffCount++;
1694 if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD)
1695 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1696 } else {
1697 pDevice->uBBVGADiffCount = 0;
1698 }
1699 }
1700 }
1701 }
1702}
1703
1704
1705VOID
1706BSSvClearAnyBSSJoinRecord (
1707 IN HANDLE hDeviceContext
1708 )
1709{
1710 PSDevice pDevice = (PSDevice)hDeviceContext;
1711 PSMgmtObject pMgmt = pDevice->pMgmt;
1712 UINT ii;
1713
1714 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
1715 pMgmt->sBSSList[ii].bSelected = FALSE;
1716 }
1717 return;
1718}
1719
1720#ifdef Calcu_LinkQual
1721VOID s_uCalculateLinkQual(
1722 IN HANDLE hDeviceContext
1723 )
1724{
1725 PSDevice pDevice = (PSDevice)hDeviceContext;
1726 ULONG TxOkRatio, TxCnt;
1727 ULONG RxOkRatio,RxCnt;
1728 ULONG RssiRatio;
1729 long ldBm;
1730
1731TxCnt = pDevice->scStatistic.TxNoRetryOkCount +
1732 pDevice->scStatistic.TxRetryOkCount +
1733 pDevice->scStatistic.TxFailCount;
1734RxCnt = pDevice->scStatistic.RxFcsErrCnt +
1735 pDevice->scStatistic.RxOkCnt;
1736TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt);
1737RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt);
1738//decide link quality
1739if(pDevice->bLinkPass !=TRUE)
1740{
1741 // printk("s_uCalculateLinkQual-->Link disconnect and Poor quality**\n");
1742 pDevice->scStatistic.LinkQuality = 0;
1743 pDevice->scStatistic.SignalStren = 0;
1744}
1745else
1746{
1747 RFvRSSITodBm(pDevice, (BYTE)(pDevice->uCurrRSSI), &ldBm);
1748 if(-ldBm < 50) {
1749 RssiRatio = 4000;
1750 }
1751 else if(-ldBm > 90) {
1752 RssiRatio = 0;
1753 }
1754 else {
1755 RssiRatio = (40-(-ldBm-50))*4000/40;
1756 }
1757 pDevice->scStatistic.SignalStren = RssiRatio/40;
1758 pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100;
1759}
1760 pDevice->scStatistic.RxFcsErrCnt = 0;
1761 pDevice->scStatistic.RxOkCnt = 0;
1762 pDevice->scStatistic.TxFailCount = 0;
1763 pDevice->scStatistic.TxNoRetryOkCount = 0;
1764 pDevice->scStatistic.TxRetryOkCount = 0;
1765 return;
1766}
1767#endif
1768
1769VOID s_vCheckPreEDThreshold(
1770 IN HANDLE hDeviceContext
1771 )
1772{
1773 PSDevice pDevice = (PSDevice)hDeviceContext;
1774 PKnownBSS pBSSList = NULL;
1775 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1776
1777 if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1778 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1779 pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1780 if (pBSSList != NULL) {
1781 pDevice->byBBPreEDRSSI = (BYTE) (~(pBSSList->ldBmAverRange) + 1);
1782 //BBvUpdatePreEDThreshold(pDevice, FALSE);
1783 }
1784 }
1785 return;
1786}