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authorForest Bond <forest@alittletooquiet.net>2009-06-13 07:38:31 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2009-09-15 15:01:32 -0400
commit92b96797118e5836294a6d42a5a8e10b86f50e3f (patch)
tree1eceb1d70adc634da006f38c951a515de746e2c2 /drivers/staging/vt6656/bssdb.c
parent36c7928c3e948cf8862d4b5c3df27c5a841cb503 (diff)
Staging: Add pristine upstream vt6656 driver sources to drivers/staging/vt6656.
Add pristine upstream vt6656 driver sources to drivers/staging/vt6656. These files were copied from the driver directory in the upstream source archive, available here: http://www.viaarena.com/Driver/VT6656_Linux_src_v1.19_12_x86.zip After copying, trailing whitespace was stripped. This is GPL-licensed code. Signed-off-by: Forest Bond <forest@alittletooquiet.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/vt6656/bssdb.c')
-rw-r--r--drivers/staging/vt6656/bssdb.c1777
1 files changed, 1777 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/bssdb.c b/drivers/staging/vt6656/bssdb.c
new file mode 100644
index 00000000000..563fddc306c
--- /dev/null
+++ b/drivers/staging/vt6656/bssdb.c
@@ -0,0 +1,1777 @@
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 * BSSbIsSTAInNodeDB - 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
44#if !defined(__TTYPE_H__)
45#include "ttype.h"
46#endif
47#if !defined(__TMACRO_H__)
48#include "tmacro.h"
49#endif
50#if !defined(__TETHER_H__)
51#include "tether.h"
52#endif
53#if !defined(__DEVICE_H__)
54#include "device.h"
55#endif
56#if !defined(__80211HDR_H__)
57#include "80211hdr.h"
58#endif
59#if !defined(__BSSDB_H__)
60#include "bssdb.h"
61#endif
62#if !defined(__WMGR_H__)
63#include "wmgr.h"
64#endif
65#if !defined(__DATARATE_H__)
66#include "datarate.h"
67#endif
68#if !defined(__DESC_H__)
69#include "desc.h"
70#endif
71#if !defined(__WCMD_H__)
72#include "wcmd.h"
73#endif
74#if !defined(__WPA_H__)
75#include "wpa.h"
76#endif
77#if !defined(__BASEBAND_H__)
78#include "baseband.h"
79#endif
80#if !defined(__RF_H__)
81#include "rf.h"
82#endif
83#if !defined(__CARD_H__)
84#include "card.h"
85#endif
86#if !defined(__MAC_H__)
87#include "mac.h"
88#endif
89#if !defined(__WPA2_H__)
90#include "wpa2.h"
91#endif
92#if !defined(__UMEM_H__)
93#include "umem.h"
94#endif
95#if !defined(__TBIT_H__)
96#include "tbit.h"
97#endif
98#if !defined(__CONTROL_H__)
99#include "control.h"
100#endif
101#if !defined(__RNDIS_H__)
102#include "rndis.h"
103#endif
104//DavidWang
105#if !defined(__IOWPA_H__)
106#include "iowpa.h"
107#endif
108
109/*--------------------- Static Definitions -------------------------*/
110
111
112
113
114/*--------------------- Static Classes ----------------------------*/
115
116/*--------------------- Static Variables --------------------------*/
117static int msglevel =MSG_LEVEL_INFO;
118//static int msglevel =MSG_LEVEL_DEBUG;
119
120
121
122const WORD awHWRetry0[5][5] = {
123 {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M},
124 {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M},
125 {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M},
126 {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M},
127 {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M}
128 };
129const WORD awHWRetry1[5][5] = {
130 {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M},
131 {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M},
132 {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M},
133 {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M},
134 {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M}
135 };
136
137
138
139/*--------------------- Static Functions --------------------------*/
140
141VOID s_vCheckSensitivity(
142 IN HANDLE hDeviceContext
143 );
144
145VOID s_vCheckPreEDThreshold(
146 IN HANDLE hDeviceContext
147 );
148
149#ifdef Calcu_LinkQual
150VOID s_uCalculateLinkQual(
151 IN HANDLE hDeviceContext
152 );
153#endif
154/*--------------------- Export Variables --------------------------*/
155
156
157/*--------------------- Export Functions --------------------------*/
158
159
160
161
162
163/*+
164 *
165 * Routine Description:
166 * Search known BSS list for Desire SSID or BSSID.
167 *
168 * Return Value:
169 * PTR to KnownBSS or NULL
170 *
171-*/
172
173PKnownBSS
174BSSpSearchBSSList(
175 IN HANDLE hDeviceContext,
176 IN PBYTE pbyDesireBSSID,
177 IN PBYTE pbyDesireSSID,
178 IN CARD_PHY_TYPE ePhyType
179 )
180{
181 PSDevice pDevice = (PSDevice)hDeviceContext;
182 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
183 PBYTE pbyBSSID = NULL;
184 PWLAN_IE_SSID pSSID = NULL;
185 PKnownBSS pCurrBSS = NULL;
186 PKnownBSS pSelect = NULL;
187 BYTE ZeroBSSID[WLAN_BSSID_LEN]={0x00,0x00,0x00,0x00,0x00,0x00};
188 UINT ii = 0;
189 UINT jj = 0; //DavidWang
190 if (pbyDesireBSSID != NULL) {
191 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList BSSID[%02X %02X %02X-%02X %02X %02X]\n",
192 *pbyDesireBSSID,*(pbyDesireBSSID+1),*(pbyDesireBSSID+2),
193 *(pbyDesireBSSID+3),*(pbyDesireBSSID+4),*(pbyDesireBSSID+5));
194 if ((!IS_BROADCAST_ADDRESS(pbyDesireBSSID)) &&
195 (memcmp(pbyDesireBSSID, ZeroBSSID, 6)!= 0)){
196 pbyBSSID = pbyDesireBSSID;
197 }
198 }
199 if (pbyDesireSSID != NULL) {
200 if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) {
201 pSSID = (PWLAN_IE_SSID) pbyDesireSSID;
202 }
203 }
204
205 if ((pbyBSSID != NULL)&&(pDevice->bRoaming == FALSE)) {
206 // match BSSID first
207 for (ii = 0; ii <MAX_BSS_NUM; ii++) {
208 pCurrBSS = &(pMgmt->sBSSList[ii]);
209
210 //2008-0718-01<Add>by MikeLiu
211 pCurrBSS->bSelected = FALSE;
212
213 if ((pCurrBSS->bActive) &&
214 (pCurrBSS->bSelected == FALSE)) {
215 if (IS_ETH_ADDRESS_EQUAL(pCurrBSS->abyBSSID, pbyBSSID)) {
216 if (pSSID != NULL) {
217 // compare ssid
218 if (MEMEqualMemory(pSSID->abySSID,
219 ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
220 pSSID->len)) {
221 if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
222 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
223 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
224 ) {
225 pCurrBSS->bSelected = TRUE;
226 return(pCurrBSS);
227 }
228 }
229 } else {
230 if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
231 ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
232 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
233 ) {
234 pCurrBSS->bSelected = TRUE;
235 return(pCurrBSS);
236 }
237 }
238 }
239 }
240 }
241 } else {
242 // ignore BSSID
243 for (ii = 0; ii <MAX_BSS_NUM; ii++) {
244 pCurrBSS = &(pMgmt->sBSSList[ii]);
245
246 //2007-0721-01<Mark>by MikeLiu
247 // if ((pCurrBSS->bActive) &&
248 // (pCurrBSS->bSelected == FALSE)) {
249
250 //2007-0721-01<Add>by MikeLiu
251 pCurrBSS->bSelected = FALSE;
252 if (pCurrBSS->bActive) {
253
254 if (pSSID != NULL) {
255 // matched SSID
256 if (!MEMEqualMemory(pSSID->abySSID,
257 ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
258 pSSID->len) ||
259 (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) {
260 // SSID not match skip this BSS
261 continue;
262 }
263 }
264 if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) ||
265 ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo))
266 ){
267 // Type not match skip this BSS
268 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSS type mismatch.... Config[%d] BSS[0x%04x]\n", pMgmt->eConfigMode, pCurrBSS->wCapInfo);
269 continue;
270 }
271
272 if (ePhyType != PHY_TYPE_AUTO) {
273 if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) ||
274 ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) {
275 // PhyType not match skip this BSS
276 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Physical type mismatch.... ePhyType[%d] BSS[%d]\n", ePhyType, pCurrBSS->eNetworkTypeInUse);
277 continue;
278 }
279 }
280/*
281 if (pMgmt->eAuthenMode < WMAC_AUTH_WPA) {
282 if (pCurrBSS->bWPAValid == TRUE) {
283 // WPA AP will reject connection of station without WPA enable.
284 continue;
285 }
286 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) ||
287 (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) {
288 if (pCurrBSS->bWPAValid == FALSE) {
289 // station with WPA enable can't join NonWPA AP.
290 continue;
291 }
292 } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) ||
293 (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) {
294 if (pCurrBSS->bWPA2Valid == FALSE) {
295 // station with WPA2 enable can't join NonWPA2 AP.
296 continue;
297 }
298 }
299*/
300//DavidWang
301 pMgmt->pSameBSS[jj].uChannel = pCurrBSS->uChannel;
302 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList pSelect1[%02X %02X %02X-%02X %02X %02X]\n",*pCurrBSS->abyBSSID,*(pCurrBSS->abyBSSID+1),*(pCurrBSS->abyBSSID+2),*(pCurrBSS->abyBSSID+3),*(pCurrBSS->abyBSSID+4),*(pCurrBSS->abyBSSID+5));
303 jj++;
304
305//DavidWang
306 if (pSelect == NULL) {
307 pSelect = pCurrBSS;
308 } else {
309 // compare RSSI, select signal strong one
310 if (pCurrBSS->uRSSI < pSelect->uRSSI) {
311 pSelect = pCurrBSS;
312 }
313 }
314 }
315 }
316//DavidWang
317pDevice->bSameBSSMaxNum = jj;
318//DavidWang
319 if (pSelect != NULL) {
320 pSelect->bSelected = TRUE;
321 if (pDevice->bRoaming == FALSE) {
322 // Einsn Add @20070907
323 ZERO_MEMORY(pbyDesireSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
324 MEMvCopy(pbyDesireSSID,pCurrBSS->abySSID,WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1) ;
325 }
326
327 return(pSelect);
328 }
329 }
330 return(NULL);
331
332}
333
334
335/*+
336 *
337 * Routine Description:
338 * Clear BSS List
339 *
340 * Return Value:
341 * None.
342 *
343-*/
344
345
346VOID
347BSSvClearBSSList(
348 IN HANDLE hDeviceContext,
349 IN BOOL bKeepCurrBSSID
350 )
351{
352 PSDevice pDevice = (PSDevice)hDeviceContext;
353 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
354 UINT ii;
355
356 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
357 if (bKeepCurrBSSID) {
358 if (pMgmt->sBSSList[ii].bActive &&
359 IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) {
360 //mike mark: there are two same BSSID in list if that AP is in hidden ssid mode,one 's SSID is null,
361 // but other's is obvious, so if it acssociate with your STA exactly,you must keep two
362 // of them!!!!!!!!!
363 // bKeepCurrBSSID = FALSE;
364 continue;
365 }
366 }
367/*
368 if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) {
369 pMgmt->sBSSList[ii].uClearCount ++;
370 continue;
371 }
372*/
373 pMgmt->sBSSList[ii].bActive = FALSE;
374 memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS));
375 }
376 BSSvClearAnyBSSJoinRecord(pDevice);
377
378 return;
379}
380
381
382
383/*+
384 *
385 * Routine Description:
386 * search BSS list by BSSID & SSID if matched
387 *
388 * Return Value:
389 * TRUE if found.
390 *
391-*/
392PKnownBSS
393BSSpAddrIsInBSSList(
394 IN HANDLE hDeviceContext,
395 IN PBYTE abyBSSID,
396 IN PWLAN_IE_SSID pSSID
397 )
398{
399 PSDevice pDevice = (PSDevice)hDeviceContext;
400 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
401 PKnownBSS pBSSList = NULL;
402 UINT ii;
403
404 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
405 pBSSList = &(pMgmt->sBSSList[ii]);
406 if (pBSSList->bActive) {
407 if (IS_ETH_ADDRESS_EQUAL(pBSSList->abyBSSID, abyBSSID)) {
408 if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){
409 if (memcmp(pSSID->abySSID,
410 ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
411 pSSID->len) == 0)
412 return pBSSList;
413 }
414 }
415 }
416 }
417
418 return NULL;
419};
420
421
422
423/*+
424 *
425 * Routine Description:
426 * Insert a BSS set into known BSS list
427 *
428 * Return Value:
429 * TRUE if success.
430 *
431-*/
432
433BOOL
434BSSbInsertToBSSList (
435 IN HANDLE hDeviceContext,
436 IN PBYTE abyBSSIDAddr,
437 IN QWORD qwTimestamp,
438 IN WORD wBeaconInterval,
439 IN WORD wCapInfo,
440 IN BYTE byCurrChannel,
441 IN PWLAN_IE_SSID pSSID,
442 IN PWLAN_IE_SUPP_RATES pSuppRates,
443 IN PWLAN_IE_SUPP_RATES pExtSuppRates,
444 IN PERPObject psERP,
445 IN PWLAN_IE_RSN pRSN,
446 IN PWLAN_IE_RSN_EXT pRSNWPA,
447 IN PWLAN_IE_COUNTRY pIE_Country,
448 IN PWLAN_IE_QUIET pIE_Quiet,
449 IN UINT uIELength,
450 IN PBYTE pbyIEs,
451 IN HANDLE pRxPacketContext
452 )
453{
454
455 PSDevice pDevice = (PSDevice)hDeviceContext;
456 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
457 PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
458 PKnownBSS pBSSList = NULL;
459 UINT ii;
460 BOOL bParsingQuiet = FALSE;
461
462
463
464 pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]);
465
466 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
467 pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]);
468 if (!pBSSList->bActive)
469 break;
470 }
471
472 if (ii == MAX_BSS_NUM){
473 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get free KnowBSS node failed.\n");
474 return FALSE;
475 }
476 // save the BSS info
477 pBSSList->bActive = TRUE;
478 memcpy( pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN);
479 HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
480 LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
481 pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
482 pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
483 pBSSList->uClearCount = 0;
484
485 if (pSSID->len > WLAN_SSID_MAXLEN)
486 pSSID->len = WLAN_SSID_MAXLEN;
487 memcpy( pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
488
489 pBSSList->uChannel = byCurrChannel;
490
491 if (pSuppRates->len > WLAN_RATES_MAXLEN)
492 pSuppRates->len = WLAN_RATES_MAXLEN;
493 memcpy( pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
494
495 if (pExtSuppRates != NULL) {
496 if (pExtSuppRates->len > WLAN_RATES_MAXLEN)
497 pExtSuppRates->len = WLAN_RATES_MAXLEN;
498 memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
499 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbInsertToBSSList: pExtSuppRates->len = %d\n", pExtSuppRates->len);
500
501 } else {
502 memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
503 }
504 pBSSList->sERP.byERP = psERP->byERP;
505 pBSSList->sERP.bERPExist = psERP->bERPExist;
506
507 // Check if BSS is 802.11a/b/g
508 if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
509 pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
510 } else {
511 if (pBSSList->sERP.bERPExist == TRUE) {
512 pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
513 } else {
514 pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
515 }
516 }
517
518 pBSSList->byRxRate = pRxPacket->byRxRate;
519 pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
520 pBSSList->uRSSI = pRxPacket->uRSSI;
521 pBSSList->bySQ = pRxPacket->bySQ;
522
523 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
524 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
525 // assoc with BSS
526 if (pBSSList == pMgmt->pCurrBSS) {
527 bParsingQuiet = TRUE;
528 }
529 }
530
531 WPA_ClearRSN(pBSSList);
532
533 if (pRSNWPA != NULL) {
534 UINT uLen = pRSNWPA->len + 2;
535
536 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
537 pBSSList->wWPALen = uLen;
538 memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
539 WPA_ParseRSN(pBSSList, pRSNWPA);
540 }
541 }
542
543 WPA2_ClearRSN(pBSSList);
544
545 if (pRSN != NULL) {
546 UINT uLen = pRSN->len + 2;
547 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
548 pBSSList->wRSNLen = uLen;
549 memcpy(pBSSList->byRSNIE, pRSN, uLen);
550 WPA2vParseRSN(pBSSList, pRSN);
551 }
552 }
553
554 if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || (pBSSList->bWPA2Valid == TRUE)) {
555
556 PSKeyItem pTransmitKey = NULL;
557 BOOL bIs802_1x = FALSE;
558
559 for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii ++) {
560 if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) {
561 bIs802_1x = TRUE;
562 break;
563 }
564 }
565 if ((bIs802_1x == TRUE) && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) &&
566 (MEMEqualMemory(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) {
567
568 bAdd_PMKID_Candidate((HANDLE)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj);
569
570 if ((pDevice->bLinkPass == TRUE) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
571 if ((KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) ||
572 (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey) == TRUE)) {
573 pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList;
574 pDevice->gsPMKIDCandidate.Version = 1;
575
576 }
577
578 }
579 }
580 }
581
582 if (pDevice->bUpdateBBVGA) {
583 // Moniter if RSSI is too strong.
584 pBSSList->byRSSIStatCnt = 0;
585 RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &pBSSList->ldBmMAX);
586 pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX;
587 pBSSList->ldBmAverRange = pBSSList->ldBmMAX;
588 for (ii = 1; ii < RSSI_STAT_COUNT; ii++)
589 pBSSList->ldBmAverage[ii] = 0;
590 }
591
592/*
593 if ((pIE_Country != NULL) &&
594 (pMgmt->b11hEnable == TRUE)) {
595 CARDvSetCountryInfo(pMgmt->pAdapter,
596 pBSSList->eNetworkTypeInUse,
597 pIE_Country);
598 }
599
600 if ((bParsingQuiet == TRUE) && (pIE_Quiet != NULL)) {
601 if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
602 (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
603 // valid EID
604 if (pQuiet == NULL) {
605 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
606 CARDbSetQuiet( pMgmt->pAdapter,
607 TRUE,
608 pQuiet->byQuietCount,
609 pQuiet->byQuietPeriod,
610 *((PWORD)pQuiet->abyQuietDuration),
611 *((PWORD)pQuiet->abyQuietOffset)
612 );
613 } else {
614 pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
615 CARDbSetQuiet( pMgmt->pAdapter,
616 FALSE,
617 pQuiet->byQuietCount,
618 pQuiet->byQuietPeriod,
619 *((PWORD)pQuiet->abyQuietDuration),
620 *((PWORD)pQuiet->abyQuietOffset)
621 );
622 }
623 }
624 }
625
626 if ((bParsingQuiet == TRUE) &&
627 (pQuiet != NULL)) {
628 CARDbStartQuiet(pMgmt->pAdapter);
629 }
630*/
631
632 pBSSList->uIELength = uIELength;
633 if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
634 pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
635 MEMvCopy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
636
637 return TRUE;
638}
639
640
641/*+
642 *
643 * Routine Description:
644 * Update BSS set in known BSS list
645 *
646 * Return Value:
647 * TRUE if success.
648 *
649-*/
650// TODO: input structure modify
651
652BOOL
653BSSbUpdateToBSSList (
654 IN HANDLE hDeviceContext,
655 IN QWORD qwTimestamp,
656 IN WORD wBeaconInterval,
657 IN WORD wCapInfo,
658 IN BYTE byCurrChannel,
659 IN BOOL bChannelHit,
660 IN PWLAN_IE_SSID pSSID,
661 IN PWLAN_IE_SUPP_RATES pSuppRates,
662 IN PWLAN_IE_SUPP_RATES pExtSuppRates,
663 IN PERPObject psERP,
664 IN PWLAN_IE_RSN pRSN,
665 IN PWLAN_IE_RSN_EXT pRSNWPA,
666 IN PWLAN_IE_COUNTRY pIE_Country,
667 IN PWLAN_IE_QUIET pIE_Quiet,
668 IN PKnownBSS pBSSList,
669 IN UINT uIELength,
670 IN PBYTE pbyIEs,
671 IN HANDLE pRxPacketContext
672 )
673{
674 int ii, jj;
675 PSDevice pDevice = (PSDevice)hDeviceContext;
676 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
677 PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
678 LONG ldBm, ldBmSum;
679 BOOL bParsingQuiet = FALSE;
680 // BYTE abyTmpSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
681
682
683 if (pBSSList == NULL)
684 return FALSE;
685
686
687 HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp));
688 LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp));
689 pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
690 pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
691 pBSSList->uClearCount = 0;
692 pBSSList->uChannel = byCurrChannel;
693// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbUpdateToBSSList: pBSSList->uChannel: %d\n", pBSSList->uChannel);
694
695 if (pSSID->len > WLAN_SSID_MAXLEN)
696 pSSID->len = WLAN_SSID_MAXLEN;
697
698 if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0))
699 memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
700 memcpy(pBSSList->abySuppRates, pSuppRates,pSuppRates->len + WLAN_IEHDR_LEN);
701
702 if (pExtSuppRates != NULL) {
703 memcpy(pBSSList->abyExtSuppRates, pExtSuppRates,pExtSuppRates->len + WLAN_IEHDR_LEN);
704 } else {
705 memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
706 }
707 pBSSList->sERP.byERP = psERP->byERP;
708 pBSSList->sERP.bERPExist = psERP->bERPExist;
709
710 // Check if BSS is 802.11a/b/g
711 if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
712 pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
713 } else {
714 if (pBSSList->sERP.bERPExist == TRUE) {
715 pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
716 } else {
717 pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
718 }
719 }
720
721 pBSSList->byRxRate = pRxPacket->byRxRate;
722 pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
723 if(bChannelHit)
724 pBSSList->uRSSI = pRxPacket->uRSSI;
725 pBSSList->bySQ = pRxPacket->bySQ;
726
727 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
728 (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
729 // assoc with BSS
730 if (pBSSList == pMgmt->pCurrBSS) {
731 bParsingQuiet = TRUE;
732 }
733 }
734
735 WPA_ClearRSN(pBSSList); //mike update
736
737 if (pRSNWPA != NULL) {
738 UINT uLen = pRSNWPA->len + 2;
739 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) {
740 pBSSList->wWPALen = uLen;
741 memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
742 WPA_ParseRSN(pBSSList, pRSNWPA);
743 }
744 }
745
746 WPA2_ClearRSN(pBSSList); //mike update
747
748 if (pRSN != NULL) {
749 UINT uLen = pRSN->len + 2;
750 if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) {
751 pBSSList->wRSNLen = uLen;
752 memcpy(pBSSList->byRSNIE, pRSN, uLen);
753 WPA2vParseRSN(pBSSList, pRSN);
754 }
755 }
756
757 if (pRxPacket->uRSSI != 0) {
758 RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &ldBm);
759 // Moniter if RSSI is too strong.
760 pBSSList->byRSSIStatCnt++;
761 pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT;
762 pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm;
763 ldBmSum = 0;
764 for(ii=0, jj=0;ii<RSSI_STAT_COUNT;ii++) {
765 if (pBSSList->ldBmAverage[ii] != 0) {
766 pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm);
767 ldBmSum += pBSSList->ldBmAverage[ii];
768 jj++;
769 }
770 }
771 pBSSList->ldBmAverRange = ldBmSum /jj;
772 }
773
774 pBSSList->uIELength = uIELength;
775 if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
776 pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
777 memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
778
779//mike add: if the AP in this pBSSList is hidden ssid and we can find two of them,
780// you need upgrade the other related pBSSList of which ssid is obvious,
781// for these two AP is the same one!!!!
782/********judge by:BSSID is the same,but ssid is different!*****************/
783#if 0
784 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
785 if (IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pBSSList->abyBSSID)) { //BSSID is the same!
786 if (memcmp(((PWLAN_IE_SSID)pMgmt->sBSSList[ii].abySSID)->abySSID, //ssid is different??
787 ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
788 ((PWLAN_IE_SSID)pBSSList->abySSID)->len) != 0) {
789 //reserve temp
790 memset(abyTmpSSID,0,sizeof(abyTmpSSID));
791 memcpy(abyTmpSSID,pMgmt->sBSSList[ii].abySSID,sizeof(abyTmpSSID));
792 //upgrade the other one pBSSList
793 memcpy(&(pMgmt->sBSSList[ii]),pBSSList,sizeof(KnownBSS));
794 //recover ssid info
795 memcpy(pMgmt->sBSSList[ii].abySSID,abyTmpSSID,sizeof(abyTmpSSID));
796 }
797 }
798 }
799#endif
800
801 return TRUE;
802}
803
804
805
806
807
808/*+
809 *
810 * Routine Description:
811 * Search Node DB table to find the index of matched DstAddr
812 *
813 * Return Value:
814 * None
815 *
816-*/
817
818BOOL
819BSSbIsSTAInNodeDB(
820 IN HANDLE hDeviceContext,
821 IN PBYTE abyDstAddr,
822 OUT PUINT puNodeIndex
823 )
824{
825 PSDevice pDevice = (PSDevice)hDeviceContext;
826 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
827 UINT ii;
828
829 // Index = 0 reserved for AP Node
830 for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
831 if (pMgmt->sNodeDBTable[ii].bActive) {
832 if (IS_ETH_ADDRESS_EQUAL(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) {
833 *puNodeIndex = ii;
834 return TRUE;
835 }
836 }
837 }
838
839 return FALSE;
840};
841
842
843
844/*+
845 *
846 * Routine Description:
847 * Find an empty node and allocated; if no empty found,
848 * instand used of most inactive one.
849 *
850 * Return Value:
851 * None
852 *
853-*/
854VOID
855BSSvCreateOneNode(
856 IN HANDLE hDeviceContext,
857 OUT PUINT puNodeIndex
858 )
859{
860
861 PSDevice pDevice = (PSDevice)hDeviceContext;
862 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
863 UINT ii;
864 UINT BigestCount = 0;
865 UINT SelectIndex;
866 struct sk_buff *skb;
867 // Index = 0 reserved for AP Node (In STA mode)
868 // Index = 0 reserved for Broadcast/MultiCast (In AP mode)
869 SelectIndex = 1;
870 for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
871 if (pMgmt->sNodeDBTable[ii].bActive) {
872 if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) {
873 BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount;
874 SelectIndex = ii;
875 }
876 }
877 else {
878 break;
879 }
880 }
881
882 // if not found replace uInActiveCount is largest one.
883 if ( ii == (MAX_NODE_NUM + 1)) {
884 *puNodeIndex = SelectIndex;
885 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Replace inactive node = %d\n", SelectIndex);
886 // clear ps buffer
887 if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) {
888 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL)
889 dev_kfree_skb(skb);
890 }
891 }
892 else {
893 *puNodeIndex = ii;
894 }
895
896 memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB));
897 pMgmt->sNodeDBTable[*puNodeIndex].bActive = TRUE;
898 pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND;
899 // for AP mode PS queue
900 skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue);
901 pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0;
902 pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0;
903 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create node index = %d\n", ii);
904 return;
905};
906
907
908
909/*+
910 *
911 * Routine Description:
912 * Remove Node by NodeIndex
913 *
914 *
915 * Return Value:
916 * None
917 *
918-*/
919VOID
920BSSvRemoveOneNode(
921 IN HANDLE hDeviceContext,
922 IN UINT uNodeIndex
923 )
924{
925
926 PSDevice pDevice = (PSDevice)hDeviceContext;
927 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
928 BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
929 struct sk_buff *skb;
930
931
932 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL)
933 dev_kfree_skb(skb);
934 // clear context
935 memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB));
936 // clear tx bit map
937 pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &= ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7];
938
939 return;
940};
941/*+
942 *
943 * Routine Description:
944 * Update AP Node content in Index 0 of KnownNodeDB
945 *
946 *
947 * Return Value:
948 * None
949 *
950-*/
951
952VOID
953BSSvUpdateAPNode(
954 IN HANDLE hDeviceContext,
955 IN PWORD pwCapInfo,
956 IN PWLAN_IE_SUPP_RATES pSuppRates,
957 IN PWLAN_IE_SUPP_RATES pExtSuppRates
958 )
959{
960 PSDevice pDevice = (PSDevice)hDeviceContext;
961 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
962 UINT uRateLen = WLAN_RATES_MAXLEN;
963
964 memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
965
966 pMgmt->sNodeDBTable[0].bActive = TRUE;
967 if (pDevice->byBBType == BB_TYPE_11B) {
968 uRateLen = WLAN_RATES_MAXLEN_11B;
969 }
970 pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates,
971 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
972 uRateLen);
973 pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates,
974 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
975 uRateLen);
976 RATEvParseMaxRate((PVOID) pDevice,
977 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
978 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
979 TRUE,
980 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
981 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
982 &(pMgmt->sNodeDBTable[0].wSuppRate),
983 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
984 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
985 );
986 memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
987 pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate;
988 pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo);
989 pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
990 // Auto rate fallback function initiation.
991 // RATEbInit(pDevice);
992 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->sNodeDBTable[0].wTxDataRate = %d \n", pMgmt->sNodeDBTable[0].wTxDataRate);
993
994};
995
996
997
998
999
1000/*+
1001 *
1002 * Routine Description:
1003 * Add Multicast Node content in Index 0 of KnownNodeDB
1004 *
1005 *
1006 * Return Value:
1007 * None
1008 *
1009-*/
1010
1011
1012VOID
1013BSSvAddMulticastNode(
1014 IN HANDLE hDeviceContext
1015 )
1016{
1017 PSDevice pDevice = (PSDevice)hDeviceContext;
1018 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1019
1020 if (!pDevice->bEnableHostWEP)
1021 memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
1022 memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN);
1023 pMgmt->sNodeDBTable[0].bActive = TRUE;
1024 pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1025 skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue);
1026 RATEvParseMaxRate((PVOID) pDevice,
1027 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
1028 (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
1029 TRUE,
1030 &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
1031 &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
1032 &(pMgmt->sNodeDBTable[0].wSuppRate),
1033 &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
1034 &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
1035 );
1036 pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate;
1037 pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
1038
1039};
1040
1041
1042
1043
1044
1045/*+
1046 *
1047 * Routine Description:
1048 *
1049 *
1050 * Second call back function to update Node DB info & AP link status
1051 *
1052 *
1053 * Return Value:
1054 * none.
1055 *
1056-*/
1057
1058
1059VOID
1060BSSvSecondCallBack(
1061 IN HANDLE hDeviceContext
1062 )
1063{
1064 PSDevice pDevice = (PSDevice)hDeviceContext;
1065 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1066 UINT ii;
1067 PWLAN_IE_SSID pItemSSID, pCurrSSID;
1068 UINT uSleepySTACnt = 0;
1069 UINT uNonShortSlotSTACnt = 0;
1070 UINT uLongPreambleSTACnt = 0;
1071 viawget_wpa_header *wpahdr; //DavidWang
1072
1073 spin_lock_irq(&pDevice->lock);
1074
1075 pDevice->uAssocCount = 0;
1076
1077 //Power Saving Mode Tx Burst
1078 if ( pDevice->bEnablePSMode == TRUE ) {
1079 pDevice->ulPSModeWaitTx++;
1080 if ( pDevice->ulPSModeWaitTx >= 2 ) {
1081 pDevice->ulPSModeWaitTx = 0;
1082 pDevice->bPSModeTxBurst = FALSE;
1083 }
1084 }
1085
1086 pDevice->byERPFlag &=
1087 ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1));
1088
1089 if (pDevice->wUseProtectCntDown > 0) {
1090 pDevice->wUseProtectCntDown --;
1091 }
1092 else {
1093 // disable protect mode
1094 pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1));
1095 }
1096
1097if(pDevice->byReAssocCount > 0) {
1098 pDevice->byReAssocCount++;
1099 if((pDevice->byReAssocCount > 10) && (pDevice->bLinkPass != TRUE)) { //10 sec timeout
1100 printk("Re-association timeout!!!\n");
1101 pDevice->byReAssocCount = 0;
1102 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1103 // if(pDevice->bWPASuppWextEnabled == TRUE)
1104 {
1105 union iwreq_data wrqu;
1106 memset(&wrqu, 0, sizeof (wrqu));
1107 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1108 PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1109 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1110 }
1111 #endif
1112 }
1113 else if(pDevice->bLinkPass == TRUE)
1114 pDevice->byReAssocCount = 0;
1115}
1116
1117#ifdef SndEvt_ToAPI
1118if((pMgmt->eCurrState!=WMAC_STATE_ASSOC) &&
1119 (pMgmt->eLastState==WMAC_STATE_ASSOC))
1120{
1121 union iwreq_data wrqu;
1122 memset(&wrqu, 0, sizeof(wrqu));
1123 wrqu.data.flags = RT_DISCONNECTED_EVENT_FLAG;
1124 wireless_send_event(pDevice->dev, IWEVCUSTOM, &wrqu, NULL);
1125}
1126 pMgmt->eLastState = pMgmt->eCurrState ;
1127#endif
1128
1129#ifdef Calcu_LinkQual
1130 s_uCalculateLinkQual((HANDLE)pDevice);
1131#endif
1132
1133 for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
1134
1135 if (pMgmt->sNodeDBTable[ii].bActive) {
1136 // Increase in-activity counter
1137 pMgmt->sNodeDBTable[ii].uInActiveCount++;
1138
1139 if (ii > 0) {
1140 if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) {
1141 BSSvRemoveOneNode(pDevice, ii);
1142 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO
1143 "Inactive timeout [%d] sec, STA index = [%d] remove\n", MAX_INACTIVE_COUNT, ii);
1144 continue;
1145 }
1146
1147 if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) {
1148
1149 pDevice->uAssocCount++;
1150
1151 // check if Non ERP exist
1152 if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) {
1153 if (!pMgmt->sNodeDBTable[ii].bShortPreamble) {
1154 pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
1155 uLongPreambleSTACnt ++;
1156 }
1157 if (!pMgmt->sNodeDBTable[ii].bERPExist) {
1158 pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
1159 pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
1160 }
1161 if (!pMgmt->sNodeDBTable[ii].bShortSlotTime)
1162 uNonShortSlotSTACnt++;
1163 }
1164 }
1165
1166 // check if any STA in PS mode
1167 if (pMgmt->sNodeDBTable[ii].bPSEnable)
1168 uSleepySTACnt++;
1169
1170
1171 }
1172
1173 // Rate fallback check
1174 if (!pDevice->bFixRate) {
1175/*
1176 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (ii == 0))
1177 RATEvTxRateFallBack(pDevice, &(pMgmt->sNodeDBTable[ii]));
1178*/
1179 if (ii > 0) {
1180 // ii = 0 for multicast node (AP & Adhoc)
1181 RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1182 }
1183 else {
1184 // ii = 0 reserved for unicast AP node (Infra STA)
1185 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)
1186 RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii]));
1187 }
1188
1189 }
1190
1191 // check if pending PS queue
1192 if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) {
1193 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index= %d, Queue = %d pending \n",
1194 ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt);
1195 if ((ii >0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) {
1196 BSSvRemoveOneNode(pDevice, ii);
1197 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Pending many queues PS STA Index = %d remove \n", ii);
1198 continue;
1199 }
1200 }
1201 }
1202
1203 }
1204
1205
1206 if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->byBBType == BB_TYPE_11G)) {
1207
1208 // on/off protect mode
1209 if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) {
1210 if (!pDevice->bProtectMode) {
1211 MACvEnableProtectMD(pDevice);
1212 pDevice->bProtectMode = TRUE;
1213 }
1214 }
1215 else {
1216 if (pDevice->bProtectMode) {
1217 MACvDisableProtectMD(pDevice);
1218 pDevice->bProtectMode = FALSE;
1219 }
1220 }
1221 // on/off short slot time
1222
1223 if (uNonShortSlotSTACnt > 0) {
1224 if (pDevice->bShortSlotTime) {
1225 pDevice->bShortSlotTime = FALSE;
1226 BBvSetShortSlotTime(pDevice);
1227 vUpdateIFS((PVOID)pDevice);
1228 }
1229 }
1230 else {
1231 if (!pDevice->bShortSlotTime) {
1232 pDevice->bShortSlotTime = TRUE;
1233 BBvSetShortSlotTime(pDevice);
1234 vUpdateIFS((PVOID)pDevice);
1235 }
1236 }
1237
1238 // on/off barker long preamble mode
1239
1240 if (uLongPreambleSTACnt > 0) {
1241 if (!pDevice->bBarkerPreambleMd) {
1242 MACvEnableBarkerPreambleMd(pDevice);
1243 pDevice->bBarkerPreambleMd = TRUE;
1244 }
1245 }
1246 else {
1247 if (pDevice->bBarkerPreambleMd) {
1248 MACvDisableBarkerPreambleMd(pDevice);
1249 pDevice->bBarkerPreambleMd = FALSE;
1250 }
1251 }
1252
1253 }
1254
1255
1256 // Check if any STA in PS mode, enable DTIM multicast deliver
1257 if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
1258 if (uSleepySTACnt > 0)
1259 pMgmt->sNodeDBTable[0].bPSEnable = TRUE;
1260 else
1261 pMgmt->sNodeDBTable[0].bPSEnable = FALSE;
1262 }
1263
1264 pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
1265 pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
1266
1267 if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
1268 (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
1269
1270 if (pMgmt->sNodeDBTable[0].bActive) { // Assoc with BSS
1271 // DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Callback inactive Count = [%d]\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1272
1273 if (pDevice->bUpdateBBVGA) {
1274 // s_vCheckSensitivity((HANDLE) pDevice);
1275 s_vCheckPreEDThreshold((HANDLE)pDevice);
1276 }
1277
1278 if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) &&
1279 (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) ) {
1280 pDevice->byBBVGANew = pDevice->abyBBVGA[0];
1281 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1282 }
1283
1284 if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) {
1285 pMgmt->sNodeDBTable[0].bActive = FALSE;
1286 pMgmt->eCurrMode = WMAC_MODE_STANDBY;
1287 pMgmt->eCurrState = WMAC_STATE_IDLE;
1288 netif_stop_queue(pDevice->dev);
1289 pDevice->bLinkPass = FALSE;
1290 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW);
1291 pDevice->bRoaming = TRUE;
1292 pDevice->bIsRoaming = FALSE;
1293
1294 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost AP beacon [%d] sec, disconnected !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1295 //let wpa supplicant know AP may disconnect.//20080717-01,<Add> by James Li
1296 if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1297 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1298 wpahdr->type = VIAWGET_DISASSOC_MSG;
1299 wpahdr->resp_ie_len = 0;
1300 wpahdr->req_ie_len = 0;
1301 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1302 pDevice->skb->dev = pDevice->wpadev;
1303//2008-4-3 modify by Chester for wpa
1304#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)
1305 pDevice->skb->mac_header = pDevice->skb->data;
1306#else
1307 pDevice->skb->mac.raw = pDevice->skb->data;
1308#endif
1309 pDevice->skb->pkt_type = PACKET_HOST;
1310 pDevice->skb->protocol = htons(ETH_P_802_2);
1311 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1312 netif_rx(pDevice->skb);
1313 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1314 };
1315 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1316 // if(pDevice->bWPASuppWextEnabled == TRUE)
1317 {
1318 union iwreq_data wrqu;
1319 memset(&wrqu, 0, sizeof (wrqu));
1320 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
1321 PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
1322 wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
1323 }
1324 #endif
1325 }
1326 }
1327 else if (pItemSSID->len != 0) {
1328//Davidwang
1329 if ((pDevice->bEnableRoaming == TRUE)&&(!(pMgmt->Cisco_cckm))) {
1330DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bRoaming %d, !\n", pDevice->bRoaming );
1331DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bIsRoaming %d, !\n", pDevice->bIsRoaming );
1332 if ((pDevice->bRoaming == TRUE)&&(pDevice->bIsRoaming == TRUE)){
1333 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Fast Roaming ...\n");
1334 BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
1335 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1336 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1337 pDevice->uAutoReConnectTime = 0;
1338 pDevice->uIsroamingTime = 0;
1339 pDevice->bRoaming = FALSE;
1340
1341// if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
1342 wpahdr = (viawget_wpa_header *)pDevice->skb->data;
1343 wpahdr->type = VIAWGET_CCKM_ROAM_MSG;
1344 wpahdr->resp_ie_len = 0;
1345 wpahdr->req_ie_len = 0;
1346 skb_put(pDevice->skb, sizeof(viawget_wpa_header));
1347 pDevice->skb->dev = pDevice->wpadev;
1348#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)
1349 pDevice->skb->mac_header = pDevice->skb->data;
1350#else
1351 pDevice->skb->mac.raw = pDevice->skb->data;
1352#endif
1353 pDevice->skb->pkt_type = PACKET_HOST;
1354 pDevice->skb->protocol = htons(ETH_P_802_2);
1355 memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
1356 netif_rx(pDevice->skb);
1357 pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
1358
1359// }
1360 }
1361 else if ((pDevice->bRoaming == FALSE)&&(pDevice->bIsRoaming == TRUE)) {
1362 pDevice->uIsroamingTime++;
1363 if (pDevice->uIsroamingTime >= 20)
1364 pDevice->bIsRoaming = FALSE;
1365 }
1366
1367 }
1368else {
1369 if (pDevice->uAutoReConnectTime < 10) {
1370 pDevice->uAutoReConnectTime++;
1371 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
1372 //network manager support need not do Roaming scan???
1373 if(pDevice->bWPASuppWextEnabled ==TRUE)
1374 pDevice->uAutoReConnectTime = 0;
1375 #endif
1376 }
1377 else {
1378 //mike use old encryption status for wpa reauthen
1379 if(pDevice->bWPADEVUp)
1380 pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus;
1381
1382 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming ...\n");
1383 BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
1384 pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1385 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID);
1386 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID);
1387 pDevice->uAutoReConnectTime = 0;
1388 }
1389 }
1390 }
1391 }
1392
1393 if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
1394 // if adhoc started which essid is NULL string, rescaning.
1395 if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) {
1396 if (pDevice->uAutoReConnectTime < 10) {
1397 pDevice->uAutoReConnectTime++;
1398 }
1399 else {
1400 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Adhoc re-scaning ...\n");
1401 pMgmt->eScanType = WMAC_SCAN_ACTIVE;
1402 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, NULL);
1403 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, NULL);
1404 pDevice->uAutoReConnectTime = 0;
1405 };
1406 }
1407 if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
1408
1409 if (pDevice->bUpdateBBVGA) {
1410 //s_vCheckSensitivity((HANDLE) pDevice);
1411 s_vCheckPreEDThreshold((HANDLE)pDevice);
1412 }
1413 if (pMgmt->sNodeDBTable[0].uInActiveCount >=ADHOC_LOST_BEACON_COUNT) {
1414 DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost other STA beacon [%d] sec, started !\n", pMgmt->sNodeDBTable[0].uInActiveCount);
1415 pMgmt->sNodeDBTable[0].uInActiveCount = 0;
1416 pMgmt->eCurrState = WMAC_STATE_STARTED;
1417 netif_stop_queue(pDevice->dev);
1418 pDevice->bLinkPass = FALSE;
1419 ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW);
1420 }
1421 }
1422 }
1423
1424 if (pDevice->bLinkPass == TRUE) {
1425 if (netif_queue_stopped(pDevice->dev))
1426 netif_wake_queue(pDevice->dev);
1427 }
1428
1429 spin_unlock_irq(&pDevice->lock);
1430
1431 pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
1432 add_timer(&pMgmt->sTimerSecondCallback);
1433 return;
1434}
1435
1436
1437
1438
1439/*+
1440 *
1441 * Routine Description:
1442 *
1443 *
1444 * Update Tx attemps, Tx failure counter in Node DB
1445 *
1446 *
1447 * Return Value:
1448 * none.
1449 *
1450-*/
1451
1452
1453
1454VOID
1455BSSvUpdateNodeTxCounter(
1456 IN HANDLE hDeviceContext,
1457 IN PSStatCounter pStatistic,
1458 IN BYTE byTSR,
1459 IN BYTE byPktNO
1460 )
1461{
1462 PSDevice pDevice = (PSDevice)hDeviceContext;
1463 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1464 UINT uNodeIndex = 0;
1465 BYTE byTxRetry;
1466 WORD wRate;
1467 WORD wFallBackRate = RATE_1M;
1468 BYTE byFallBack;
1469 UINT ii;
1470 PBYTE pbyDestAddr;
1471 BYTE byPktNum;
1472 WORD wFIFOCtl;
1473
1474
1475
1476 byPktNum = (byPktNO & 0x0F) >> 4;
1477 byTxRetry = (byTSR & 0xF0) >> 4;
1478 wRate = (WORD) (byPktNO & 0xF0) >> 4;
1479 wFIFOCtl = pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl;
1480 pbyDestAddr = (PBYTE) &( pStatistic->abyTxPktInfo[byPktNum].abyDestAddr[0]);
1481
1482 if (wFIFOCtl & FIFOCTL_AUTO_FB_0) {
1483 byFallBack = AUTO_FB_0;
1484 } else if (wFIFOCtl & FIFOCTL_AUTO_FB_1) {
1485 byFallBack = AUTO_FB_1;
1486 } else {
1487 byFallBack = AUTO_FB_NONE;
1488 }
1489
1490 // Only Unicast using support rates
1491 if (wFIFOCtl & FIFOCTL_NEEDACK) {
1492 //DBG_PRN_GRP21(("Device %08X, wRate %04X, byTSR %02X\n", hDeviceContext, wRate, byTSR));
1493 if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) {
1494 pMgmt->sNodeDBTable[0].uTxAttempts += 1;
1495 if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) {
1496 // transmit success, TxAttempts at least plus one
1497 pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++;
1498 if ( (byFallBack == AUTO_FB_NONE) ||
1499 (wRate < RATE_18M) ) {
1500 wFallBackRate = wRate;
1501 } else if (byFallBack == AUTO_FB_0) {
1502 if (byTxRetry < 5)
1503 wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1504 else
1505 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1506 } else if (byFallBack == AUTO_FB_1) {
1507 if (byTxRetry < 5)
1508 wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1509 else
1510 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1511 }
1512 pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++;
1513 } else {
1514 pMgmt->sNodeDBTable[0].uTxFailures ++;
1515 }
1516 pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry;
1517 if (byTxRetry != 0) {
1518 pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE]+=byTxRetry;
1519 if ( (byFallBack == AUTO_FB_NONE) ||
1520 (wRate < RATE_18M) ) {
1521 pMgmt->sNodeDBTable[0].uTxFail[wRate]+=byTxRetry;
1522 } else if (byFallBack == AUTO_FB_0) {
1523 for(ii=0;ii<byTxRetry;ii++) {
1524 if (ii < 5)
1525 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1526 else
1527 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1528 pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1529 }
1530 } else if (byFallBack == AUTO_FB_1) {
1531 for(ii=0;ii<byTxRetry;ii++) {
1532 if (ii < 5)
1533 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1534 else
1535 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1536 pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
1537 }
1538 }
1539 }
1540 };
1541
1542 if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ||
1543 (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
1544
1545 if (BSSbIsSTAInNodeDB((HANDLE)pDevice, pbyDestAddr, &uNodeIndex)){
1546 pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1;
1547 if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) {
1548 // transmit success, TxAttempts at least plus one
1549 pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++;
1550 if ( (byFallBack == AUTO_FB_NONE) ||
1551 (wRate < RATE_18M) ) {
1552 wFallBackRate = wRate;
1553 } else if (byFallBack == AUTO_FB_0) {
1554 if (byTxRetry < 5)
1555 wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
1556 else
1557 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1558 } else if (byFallBack == AUTO_FB_1) {
1559 if (byTxRetry < 5)
1560 wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
1561 else
1562 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1563 }
1564 pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++;
1565 } else {
1566 pMgmt->sNodeDBTable[uNodeIndex].uTxFailures ++;
1567 }
1568 pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry;
1569 if (byTxRetry != 0) {
1570 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE]+=byTxRetry;
1571 if ( (byFallBack == AUTO_FB_NONE) ||
1572 (wRate < RATE_18M) ) {
1573 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate]+=byTxRetry;
1574 } else if (byFallBack == AUTO_FB_0) {
1575 for(ii=0;ii<byTxRetry;ii++) {
1576 if (ii < 5)
1577 wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
1578 else
1579 wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
1580 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1581 }
1582 } else if (byFallBack == AUTO_FB_1) {
1583 for(ii=0;ii<byTxRetry;ii++) {
1584 if (ii < 5)
1585 wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
1586 else
1587 wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
1588 pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
1589 }
1590 }
1591 }
1592 };
1593 }
1594 };
1595
1596 return;
1597
1598
1599}
1600
1601
1602
1603
1604/*+
1605 *
1606 * Routine Description:
1607 * Clear Nodes & skb in DB Table
1608 *
1609 *
1610 * Parameters:
1611 * In:
1612 * hDeviceContext - The adapter context.
1613 * uStartIndex - starting index
1614 * Out:
1615 * none
1616 *
1617 * Return Value:
1618 * None.
1619 *
1620-*/
1621
1622
1623VOID
1624BSSvClearNodeDBTable(
1625 IN HANDLE hDeviceContext,
1626 IN UINT uStartIndex
1627 )
1628
1629{
1630 PSDevice pDevice = (PSDevice)hDeviceContext;
1631 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1632 struct sk_buff *skb;
1633 UINT ii;
1634
1635 for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) {
1636 if (pMgmt->sNodeDBTable[ii].bActive) {
1637 // check if sTxPSQueue has been initial
1638 if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) {
1639 while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL){
1640 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PS skb != NULL %d\n", ii);
1641 dev_kfree_skb(skb);
1642 }
1643 }
1644 memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB));
1645 }
1646 }
1647
1648 return;
1649};
1650
1651
1652VOID s_vCheckSensitivity(
1653 IN HANDLE hDeviceContext
1654 )
1655{
1656 PSDevice pDevice = (PSDevice)hDeviceContext;
1657 PKnownBSS pBSSList = NULL;
1658 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1659 int ii;
1660
1661 if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1662 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1663 pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1664 if (pBSSList != NULL) {
1665 // Updata BB Reg if RSSI is too strong.
1666 LONG LocalldBmAverage = 0;
1667 LONG uNumofdBm = 0;
1668 for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
1669 if (pBSSList->ldBmAverage[ii] != 0) {
1670 uNumofdBm ++;
1671 LocalldBmAverage += pBSSList->ldBmAverage[ii];
1672 }
1673 }
1674 if (uNumofdBm > 0) {
1675 LocalldBmAverage = LocalldBmAverage/uNumofdBm;
1676 for (ii=0;ii<BB_VGA_LEVEL;ii++) {
1677 DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LocalldBmAverage:%ld, %ld %02x\n", LocalldBmAverage, pDevice->ldBmThreshold[ii], pDevice->abyBBVGA[ii]);
1678 if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) {
1679 pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
1680 break;
1681 }
1682 }
1683 if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
1684 pDevice->uBBVGADiffCount++;
1685 if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD)
1686 bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL);
1687 } else {
1688 pDevice->uBBVGADiffCount = 0;
1689 }
1690 }
1691 }
1692 }
1693}
1694
1695#ifdef Calcu_LinkQual
1696VOID s_uCalculateLinkQual(
1697 IN HANDLE hDeviceContext
1698 )
1699{
1700 PSDevice pDevice = (PSDevice)hDeviceContext;
1701 ULONG TxOkRatio, TxCnt;
1702 ULONG RxOkRatio,RxCnt;
1703 ULONG RssiRatio;
1704 long ldBm;
1705
1706TxCnt = pDevice->scStatistic.TxNoRetryOkCount +
1707 pDevice->scStatistic.TxRetryOkCount +
1708 pDevice->scStatistic.TxFailCount;
1709RxCnt = pDevice->scStatistic.RxFcsErrCnt +
1710 pDevice->scStatistic.RxOkCnt;
1711TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt);
1712RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt);
1713//decide link quality
1714if(pDevice->bLinkPass !=TRUE)
1715{
1716 // printk("s_uCalculateLinkQual-->Link disconnect and Poor quality**\n");
1717 pDevice->scStatistic.LinkQuality = 0;
1718 pDevice->scStatistic.SignalStren = 0;
1719}
1720else
1721{
1722 RFvRSSITodBm(pDevice, (BYTE)(pDevice->uCurrRSSI), &ldBm);
1723 if(-ldBm < 50) {
1724 RssiRatio = 4000;
1725 }
1726 else if(-ldBm > 90) {
1727 RssiRatio = 0;
1728 }
1729 else {
1730 RssiRatio = (40-(-ldBm-50))*4000/40;
1731 }
1732 pDevice->scStatistic.SignalStren = RssiRatio/40;
1733 pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100;
1734}
1735 pDevice->scStatistic.RxFcsErrCnt = 0;
1736 pDevice->scStatistic.RxOkCnt = 0;
1737 pDevice->scStatistic.TxFailCount = 0;
1738 pDevice->scStatistic.TxNoRetryOkCount = 0;
1739 pDevice->scStatistic.TxRetryOkCount = 0;
1740 return;
1741}
1742#endif
1743
1744VOID
1745BSSvClearAnyBSSJoinRecord (
1746 IN HANDLE hDeviceContext
1747 )
1748{
1749 PSDevice pDevice = (PSDevice)hDeviceContext;
1750 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1751 UINT ii;
1752
1753 for (ii = 0; ii < MAX_BSS_NUM; ii++) {
1754 pMgmt->sBSSList[ii].bSelected = FALSE;
1755 }
1756 return;
1757}
1758
1759VOID s_vCheckPreEDThreshold(
1760 IN HANDLE hDeviceContext
1761 )
1762{
1763 PSDevice pDevice = (PSDevice)hDeviceContext;
1764 PKnownBSS pBSSList = NULL;
1765 PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
1766
1767 if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
1768 ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
1769 pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
1770 if (pBSSList != NULL) {
1771 pDevice->byBBPreEDRSSI = (BYTE) (~(pBSSList->ldBmAverRange) + 1);
1772 BBvUpdatePreEDThreshold(pDevice, FALSE);
1773 }
1774 }
1775 return;
1776}
1777
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-20 08:54:48 -0400