blob: deae19bb3f83d2921743384fce0151d72727ed1f [file] [log] [blame]
Jeff Johnson295189b2012-06-20 16:38:30 -07001/*
Gopichand Nakkala92f07d82013-01-08 21:16:34 -08002 * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
3 *
4 * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
5 *
6 *
7 * Permission to use, copy, modify, and/or distribute this software for
8 * any purpose with or without fee is hereby granted, provided that the
9 * above copyright notice and this permission notice appear in all
10 * copies.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
13 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
14 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
15 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
16 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
17 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
18 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
19 * PERFORMANCE OF THIS SOFTWARE.
20 */
21/*
Jeff Johnson32d95a32012-09-10 13:15:23 -070022 * Copyright (c) 2012, The Linux Foundation. All rights reserved.
Jeff Johnson295189b2012-06-20 16:38:30 -070023 *
24 * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
25 *
26 *
27 * Permission to use, copy, modify, and/or distribute this software for
28 * any purpose with or without fee is hereby granted, provided that the
29 * above copyright notice and this permission notice appear in all
30 * copies.
31 *
32 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
33 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
34 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
35 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
36 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
37 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
38 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
39 * PERFORMANCE OF THIS SOFTWARE.
40 */
41
42/*
43 * Airgo Networks, Inc proprietary. All rights reserved.
44 * This file limProcessMlmRspMessages.cc contains the code
45 * for processing response messages from MLM state machine.
46 * Author: Chandra Modumudi
47 * Date: 02/11/02
48 * History:-
49 * Date Modified by Modification Information
50 * --------------------------------------------------------------------
51 *
52 */
53#include "wniApi.h"
Jeff Johnson295189b2012-06-20 16:38:30 -070054#include "wniCfgSta.h"
Jeff Johnson295189b2012-06-20 16:38:30 -070055#include "cfgApi.h"
56#include "sirApi.h"
57#include "schApi.h"
58#include "utilsApi.h"
59#include "limUtils.h"
60#include "limAssocUtils.h"
61#include "limSecurityUtils.h"
62#include "limSerDesUtils.h"
63#include "limTimerUtils.h"
64#include "limSendMessages.h"
65#include "limAdmitControl.h"
66#include "limSendMessages.h"
67#include "limIbssPeerMgmt.h"
68#include "limSession.h"
Jeff Johnsone7245742012-09-05 17:12:55 -070069#include "limSessionUtils.h"
Jeff Johnson295189b2012-06-20 16:38:30 -070070#if defined WLAN_FEATURE_VOWIFI
71#include "rrmApi.h"
72#endif
73#if defined WLAN_FEATURE_VOWIFI_11R
74#include <limFT.h>
75#endif
Jeff Johnsone7245742012-09-05 17:12:55 -070076#include "wlan_qct_wda.h"
Jeff Johnson295189b2012-06-20 16:38:30 -070077
78static void limHandleSmeJoinResult(tpAniSirGlobal, tSirResultCodes, tANI_U16,tpPESession);
Jeff Johnsone7245742012-09-05 17:12:55 -070079static void limHandleSmeReaasocResult(tpAniSirGlobal, tSirResultCodes, tANI_U16, tpPESession);
Jeff Johnson295189b2012-06-20 16:38:30 -070080void limProcessMlmScanCnf(tpAniSirGlobal, tANI_U32 *);
Jeff Johnsone7245742012-09-05 17:12:55 -070081#ifdef FEATURE_OEM_DATA_SUPPORT
82void limProcessMlmOemDataReqCnf(tpAniSirGlobal, tANI_U32 *);
83#endif
Jeff Johnson295189b2012-06-20 16:38:30 -070084void limProcessMlmJoinCnf(tpAniSirGlobal, tANI_U32 *);
85void limProcessMlmAuthCnf(tpAniSirGlobal, tANI_U32 *);
86void limProcessMlmStartCnf(tpAniSirGlobal, tANI_U32 *);
87void limProcessMlmAuthInd(tpAniSirGlobal, tANI_U32 *);
88void limProcessMlmAssocInd(tpAniSirGlobal, tANI_U32 *);
89void limProcessMlmAssocCnf(tpAniSirGlobal, tANI_U32 *);
90void limProcessMlmReassocCnf(tpAniSirGlobal, tANI_U32 *);
91void limProcessMlmReassocInd(tpAniSirGlobal, tANI_U32 *);
92void limProcessMlmSetKeysCnf(tpAniSirGlobal, tANI_U32 *);
93void limProcessMlmDisassocInd(tpAniSirGlobal, tANI_U32 *);
94void limProcessMlmDisassocCnf(tpAniSirGlobal, tANI_U32 *);
95void limProcessMlmDeauthInd(tpAniSirGlobal, tANI_U32 *);
96void limProcessMlmDeauthCnf(tpAniSirGlobal, tANI_U32 *);
97void limProcessMlmPurgeStaInd(tpAniSirGlobal, tANI_U32 *);
98void limProcessMlmAddBACnf(tpAniSirGlobal, tANI_U32 *);
99void limProcessMlmDelBACnf(tpAniSirGlobal, tANI_U32 *);
100void limProcessMlmRemoveKeyCnf(tpAniSirGlobal pMac, tANI_U32 * pMsgBuf);
101static void limHandleDelBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs,tpPESession psessionEntry);
102void limGetSessionInfo(tpAniSirGlobal pMac, tANI_U8 *, tANI_U8 *, tANI_U16 *);
103static void
104limProcessBtampAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry);
105/**
106 * limProcessMlmRspMessages()
107 *
108 *FUNCTION:
109 * This function is called to processes various MLM response (CNF/IND
110 * messages from MLM State machine.
111 *
112 *LOGIC:
113 *
114 *ASSUMPTIONS:
115 *
116 *NOTE:
117 *
118 * @param pMac Pointer to Global MAC structure
119 * @param msgType Indicates the MLM message type
120 * @param *pMsgBuf A pointer to the MLM message buffer
121 *
122 * @return None
123 */
124void
125limProcessMlmRspMessages(tpAniSirGlobal pMac, tANI_U32 msgType, tANI_U32 *pMsgBuf)
126{
127
128 if(pMsgBuf == NULL)
129 {
130 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
131 return;
132 }
133 switch (msgType)
134 {
135 case LIM_MLM_SCAN_CNF:
136 limProcessMlmScanCnf(pMac, pMsgBuf);
137 break;
138
Jeff Johnsone7245742012-09-05 17:12:55 -0700139#ifdef FEATURE_OEM_DATA_SUPPORT
140 case LIM_MLM_OEM_DATA_CNF:
141 limProcessMlmOemDataReqCnf(pMac, pMsgBuf);
142 break;
143#endif
Jeff Johnson295189b2012-06-20 16:38:30 -0700144
145 case LIM_MLM_AUTH_CNF:
146 limProcessMlmAuthCnf(pMac, pMsgBuf);
147 break;
148 case LIM_MLM_AUTH_IND:
149 limProcessMlmAuthInd(pMac, pMsgBuf);
150 break;
151 case LIM_MLM_ASSOC_CNF:
152 limProcessMlmAssocCnf(pMac, pMsgBuf);
153 break;
154 case LIM_MLM_START_CNF:
155 limProcessMlmStartCnf(pMac, pMsgBuf);
156 break;
157 case LIM_MLM_JOIN_CNF:
158 limProcessMlmJoinCnf(pMac, pMsgBuf);
159 break;
160 case LIM_MLM_ASSOC_IND:
161 limProcessMlmAssocInd(pMac, pMsgBuf);
162 break;
163 case LIM_MLM_REASSOC_CNF:
164 limProcessMlmReassocCnf(pMac, pMsgBuf);
165 break;
166 case LIM_MLM_REASSOC_IND:
167 limProcessMlmReassocInd(pMac, pMsgBuf);
168 break;
169 case LIM_MLM_DISASSOC_CNF:
170 limProcessMlmDisassocCnf(pMac, pMsgBuf);
171 break;
172 case LIM_MLM_DISASSOC_IND:
173 limProcessMlmDisassocInd(pMac, pMsgBuf);
174 break;
175 case LIM_MLM_PURGE_STA_IND:
176 limProcessMlmPurgeStaInd(pMac, pMsgBuf);
177 break;
178 case LIM_MLM_DEAUTH_CNF:
179 limProcessMlmDeauthCnf(pMac, pMsgBuf);
180 break;
181 case LIM_MLM_DEAUTH_IND:
182 limProcessMlmDeauthInd(pMac, pMsgBuf);
183 break;
184 case LIM_MLM_SETKEYS_CNF:
185 limProcessMlmSetKeysCnf(pMac, pMsgBuf);
186 break;
187 case LIM_MLM_REMOVEKEY_CNF:
188 limProcessMlmRemoveKeyCnf(pMac, pMsgBuf);
189 break;
190 case LIM_MLM_TSPEC_CNF:
191 break;
192 case LIM_MLM_ADDBA_CNF:
193 limProcessMlmAddBACnf( pMac, pMsgBuf );
194 break;
195 case LIM_MLM_DELBA_CNF:
196 limProcessMlmDelBACnf( pMac, pMsgBuf );
197 break;
198 default:
199 break;
200 } // switch (msgType)
201 return;
202} /*** end limProcessMlmRspMessages() ***/
203
204/**
205 * limProcessMlmScanCnf()
206 *
207 *FUNCTION:
208 * This function is called to processes MLM_SCAN_CNF
209 * message from MLM State machine.
210 *
211 *LOGIC:
212 *
213 *ASSUMPTIONS:
214 *
215 *NOTE:
216 *
217 * @param pMac Pointer to Global MAC structure
218 * @param pMsgBuf A pointer to the MLM message buffer
219 *
220 * @return None
221 */
222void
223limProcessMlmScanCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
224{
225 switch(pMac->lim.gLimSmeState)
226 {
227 case eLIM_SME_WT_SCAN_STATE:
228 //case eLIM_SME_LINK_EST_WT_SCAN_STATE: //TO SUPPORT BT-AMP
229 //case eLIM_SME_NORMAL_CHANNEL_SCAN_STATE: //TO SUPPORT BT-AMP
230 pMac->lim.gLimSmeState = pMac->lim.gLimPrevSmeState;
Jeff Johnsone7245742012-09-05 17:12:55 -0700231 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, NO_SESSION, pMac->lim.gLimSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700232 pMac->lim.gLimSystemInScanLearnMode = 0;
233 break;
234 default:
235 /**
236 * Should not have received scan confirm
237 * from MLM in other states.
238 * Log error
239 */
240 PELOGE(limLog(pMac, LOGE,
241 FL("received unexpected MLM_SCAN_CNF in state %X\n"),
242 pMac->lim.gLimSmeState);)
243 return;
244 }
245
246 /// Process received scan confirm
247 /// Increment length of cached scan results
248 pMac->lim.gLimSmeScanResultLength +=
249 ((tLimMlmScanCnf *) pMsgBuf)->scanResultLength;
250 if ((pMac->lim.gLimRspReqd) || pMac->lim.gLimReportBackgroundScanResults)
251 {
252 tANI_U16 scanRspLen = 0;
253 /// Need to send response to Host
254 pMac->lim.gLimRspReqd = false;
255 if ((((tLimMlmScanCnf *) pMsgBuf)->resultCode ==
256 eSIR_SME_SUCCESS) ||
257 pMac->lim.gLimSmeScanResultLength)
258 {
259 scanRspLen = sizeof(tSirSmeScanRsp) +
260 pMac->lim.gLimSmeScanResultLength -
261 sizeof(tSirBssDescription);
262 }
263 else
264 {
265 scanRspLen = sizeof(tSirSmeScanRsp);
266 }
267 if(pMac->lim.gLimReportBackgroundScanResults)
268 {
269 pMac->lim.gLimBackgroundScanTerminate = TRUE;
270 }
271 if (pMac->lim.gLimSmeScanResultLength == 0)
272 {
273 limSendSmeScanRsp(pMac, scanRspLen, eSIR_SME_SUCCESS, pMac->lim.gSmeSessionId, pMac->lim.gTransactionId);
274 }
275 else
276 {
277 limSendSmeScanRsp(pMac, scanRspLen,
278 eSIR_SME_SUCCESS,pMac->lim.gSmeSessionId, pMac->lim.gTransactionId);
279 }
280 } // if (pMac->lim.gLimRspReqd)
281 //check to see whether we need to run bgScan timer
282 if(pMac->lim.gLimBackgroundScanTerminate == FALSE)
283 {
284 if (tx_timer_activate(
285 &pMac->lim.limTimers.gLimBackgroundScanTimer) != TX_SUCCESS)
286 {
287 /// Could not activate background scan timer.
288 // Log error
289 limLog(pMac, LOGP,
290 FL("could not activate background scan timer\n"));
291 pMac->lim.gLimBackgroundScanStarted = FALSE;
292 }
293 else
294 {
295 pMac->lim.gLimBackgroundScanStarted = TRUE;
296 }
297 }
298} /*** end limProcessMlmScanCnf() ***/
299
Jeff Johnsone7245742012-09-05 17:12:55 -0700300#ifdef FEATURE_OEM_DATA_SUPPORT
301
302/**
303 * limProcessMlmOemDataReqCnf()
304 *
305 *FUNCTION:
306 * This function is called to processes LIM_MLM_OEM_DATA_REQ_CNF
307 * message from MLM State machine.
308 *
309 *LOGIC:
310 *
311 *ASSUMPTIONS:
312 *
313 *NOTE:
314 *
315 * @param pMac Pointer to Global MAC structure
316 * @param pMsgBuf A pointer to the MLM message buffer
317 *
318 * @return None
319 */
320
321void limProcessMlmOemDataReqCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
322{
323 tLimMlmOemDataRsp* measRsp;
324
325 tSirResultCodes resultCode = eSIR_SME_SUCCESS;
326
327 measRsp = (tLimMlmOemDataRsp*)(pMsgBuf);
328
329 //Now send the meas confirm message to the sme
330 limSendSmeOemDataRsp(pMac, (tANI_U32*)measRsp, resultCode);
331
332 //Dont free the memory here. It will be freed up by the callee
333
334 return;
335}
336#endif
Jeff Johnson295189b2012-06-20 16:38:30 -0700337
338/**
339 * limProcessMlmStartCnf()
340 *
341 *FUNCTION:
342 * This function is called to processes MLM_START_CNF
343 * message from MLM State machine.
344 *
345 *LOGIC:
346 *
347 *ASSUMPTIONS:
348 *
349 *NOTE:
350 *
351 * @param pMac Pointer to Global MAC structure
352 * @param pMsgBuf A pointer to the MLM message buffer
353 *
354 * @return None
355 */
356void
357limProcessMlmStartCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
358{
359 tpPESession psessionEntry = NULL;
360 tLimMlmStartCnf *pLimMlmStartCnf;
361 tANI_U8 smesessionId;
362 tANI_U16 smetransactionId;
363
364 if(pMsgBuf == NULL)
365 {
366 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
367 return;
368 }
369 pLimMlmStartCnf = (tLimMlmStartCnf*)pMsgBuf;
370 if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmStartCnf->sessionId))==NULL)
371 {
372 PELOGE(limLog(pMac, LOGE,FL("Session does Not exist with given sessionId \n"));)
373 return;
374 }
375 smesessionId = psessionEntry->smeSessionId;
376 smetransactionId = psessionEntry->transactionId;
377
378 if (psessionEntry->limSmeState != eLIM_SME_WT_START_BSS_STATE)
379 {
380 /**
381 * Should not have received Start confirm from MLM
382 * in other states.
383 * Log error
384 */
385 PELOGE(limLog(pMac, LOGE,
386 FL("received unexpected MLM_START_CNF in state %X\n"),
387 psessionEntry->limSmeState);)
388 return;
389 }
390 if (((tLimMlmStartCnf *) pMsgBuf)->resultCode ==
391 eSIR_SME_SUCCESS)
392 {
393
394 /**
395 * Update global SME state so that Beacon Generation
396 * module starts writing Beacon frames into TFP's
397 * Beacon file register.
398 */
399 psessionEntry->limSmeState = eLIM_SME_NORMAL_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700400 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700401 if(psessionEntry->bssType == eSIR_BTAMP_STA_MODE)
402 {
403 limLog(pMac, LOG1, FL("*** Started BSS in BT_AMP STA SIDE***\n"));
404 }
405 else if(psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
406 {
407 limLog(pMac, LOG1, FL("*** Started BSS in BT_AMP AP SIDE***\n"));
408 }
Jeff Johnson295189b2012-06-20 16:38:30 -0700409 else if(psessionEntry->bssType == eSIR_INFRA_AP_MODE)
410 {
411 limLog(pMac, LOG1, FL("*** Started BSS in INFRA AP SIDE***\n"));
412 }
Jeff Johnson295189b2012-06-20 16:38:30 -0700413 else
414 PELOG1(limLog(pMac, LOG1, FL("*** Started BSS ***\n"));)
415 }
416 else
417 {
418 /// Start BSS is a failure
419 peDeleteSession(pMac,psessionEntry);
420 psessionEntry = NULL;
421 }
422 /// Send response to Host
423 limSendSmeStartBssRsp(pMac, eWNI_SME_START_BSS_RSP,
424 ((tLimMlmStartCnf *) pMsgBuf)->resultCode,psessionEntry,
425 smesessionId,smetransactionId);
Jeff Johnson295189b2012-06-20 16:38:30 -0700426 if (((tLimMlmStartCnf *) pMsgBuf)->resultCode == eSIR_SME_SUCCESS)
427 {
428 //Configure beacon and send beacons to HAL
429 limSendBeaconInd(pMac, psessionEntry);
430 }
Jeff Johnson295189b2012-06-20 16:38:30 -0700431}
432
433 /*** end limProcessMlmStartCnf() ***/
434
435/**
436 * limProcessMlmJoinCnf()
437 *
438 *FUNCTION:
439 * This function is called to processes MLM_JOIN_CNF
440 * message from MLM State machine.
441 *
442 *LOGIC:
443 *
444 *ASSUMPTIONS:
445 *
446 *NOTE:
447 *
448 * @param pMac Pointer to Global MAC structure
449 * @param pMsgBuf A pointer to the MLM message buffer
450 *
451 * @return None
452 */
453void
454limProcessMlmJoinCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
455{
456 tSirResultCodes resultCode;
457 tLimMlmJoinCnf *pLimMlmJoinCnf;
458 tpPESession psessionEntry;
459 pLimMlmJoinCnf = (tLimMlmJoinCnf*)pMsgBuf;
460 if( (psessionEntry = peFindSessionBySessionId(pMac,pLimMlmJoinCnf->sessionId))== NULL)
461 {
462 PELOGE(limLog(pMac, LOGE,FL("Session does not exist for given sessionId\n"));)
463 return;
464 }
465
466 if (psessionEntry->limSmeState!= eLIM_SME_WT_JOIN_STATE)
467 {
468 PELOGE(limLog(pMac, LOGE,
469 FL("received unexpected MLM_JOIN_CNF in state %X\n"),
470 psessionEntry->limSmeState);)
471 return;
472 }
473
474 resultCode = ((tLimMlmJoinCnf *) pMsgBuf)->resultCode ;
475 /// Process Join confirm from MLM
476 if (resultCode == eSIR_SME_SUCCESS)
477 {
Madan Mohan Koyyalamudi8bdd3112012-09-24 13:55:14 -0700478 PELOG1(limLog(pMac, LOG1, FL("*** Joined ESS ***"));)
Jeff Johnson295189b2012-06-20 16:38:30 -0700479 //Setup hardware upfront
Jeff Johnson295189b2012-06-20 16:38:30 -0700480 //Done: 7-27-2009. JIM_FIX_ME sessionize the following function
481 if(limStaSendAddBssPreAssoc( pMac, false, psessionEntry) == eSIR_SUCCESS)
482 return;
483 else
484 resultCode = eSIR_SME_REFUSED;
485 }
486 {
487 /// Join failure
488 psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700489 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700490 /// Send Join response to Host
491 limHandleSmeJoinResult(pMac, resultCode, ((tLimMlmJoinCnf *) pMsgBuf)->protStatusCode, psessionEntry );
492 }
493} /*** end limProcessMlmJoinCnf() ***/
494
495/**
496 * limProcessMlmAuthCnf()
497 *
498 *FUNCTION:
499 * This function is called to processes MLM_AUTH_CNF
500 * message from MLM State machine.
501 *
502 *LOGIC:
503 *
504 *ASSUMPTIONS:
505 *
506 *NOTE:
507 *
508 * @param pMac Pointer to Global MAC structure
509 * @param pMsgBuf A pointer to the MLM message buffer
510 *
511 * @return None
512 */
513void
514limProcessMlmAuthCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
515{
516 tANI_U16 caps;
517 tANI_U32 val;
518 tAniAuthType cfgAuthType, authMode;
519 tLimMlmAuthReq *pMlmAuthReq;
520 tLimMlmAssocReq *pMlmAssocReq;
521 tLimMlmAuthCnf *pMlmAuthCnf;
522 tpPESession psessionEntry;
523 tANI_U32 teleBcnEn = 0;
524// tANI_U8 sessionId;
525
526 if(pMsgBuf == NULL)
527 {
528 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
529 return;
530 }
531 pMlmAuthCnf = (tLimMlmAuthCnf*)pMsgBuf;
532 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmAuthCnf->sessionId))== NULL)
533 {
534 PELOGE(limLog(pMac, LOGE, FL("session does not exist for given sessionId\n"));)
535 return;
536 }
537
538 if (((psessionEntry->limSmeState != eLIM_SME_WT_AUTH_STATE) &&
539 (psessionEntry->limSmeState != eLIM_SME_WT_PRE_AUTH_STATE)) ||
540 (psessionEntry->limSystemRole == eLIM_AP_ROLE)|| (psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE))
541 {
542 /**
543 * Should not have received AUTH confirm
544 * from MLM in other states or on AP.
545 * Log error
546 */
547 PELOGE(limLog(pMac, LOGE,
548 FL("received unexpected MLM_AUTH_CNF in state %X\n"),
549 psessionEntry->limSmeState);)
550 return;
551 }
552 /// Process AUTH confirm from MLM
553 if (((tLimMlmAuthCnf *) pMsgBuf)->resultCode != eSIR_SME_SUCCESS)
554 {
555 if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
556 {
557 if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATION_TYPE,
558 (tANI_U32 *) &cfgAuthType) != eSIR_SUCCESS)
559 {
560 /**
561 * Could not get AuthType value from CFG.
562 * Log error.
563 */
564 limLog(pMac, LOGP,
565 FL("could not retrieve AuthType value\n"));
566 }
567 }
568 else
569 cfgAuthType = pMac->lim.gLimPreAuthType;
570
571 if ((cfgAuthType == eSIR_AUTO_SWITCH) &&
572 (((tLimMlmAuthCnf *) pMsgBuf)->authType == eSIR_OPEN_SYSTEM)
573 && (eSIR_MAC_AUTH_ALGO_NOT_SUPPORTED_STATUS == ((tLimMlmAuthCnf *) pMsgBuf)->protStatusCode))
574 {
575 /**
576 * When Open authentication fails with reason code "13" and
577 * authType set to 'auto switch', Try with Shared Authentication
578 */
579 authMode = eSIR_SHARED_KEY;
580 // Trigger MAC based Authentication
581 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pMlmAuthReq, sizeof(tLimMlmAuthReq)))
582 {
583 // Log error
584 limLog(pMac, LOGP,
585 FL("call to palAllocateMemory failed for mlmAuthReq\n"));
586 return;
587 }
588 palZeroMemory( pMac->hHdd, (tANI_U8 *) pMlmAuthReq, sizeof(tLimMlmAuthReq));
589 val = sizeof(tSirMacAddr);
590 if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
591 {
592 sirCopyMacAddr(pMlmAuthReq->peerMacAddr,psessionEntry->bssId);
593 }
594 else
595 palCopyMemory( pMac->hHdd, (tANI_U8 *) &pMlmAuthReq->peerMacAddr,
596 (tANI_U8 *) &pMac->lim.gLimPreAuthPeerAddr,
597 sizeof(tSirMacAddr));
598 pMlmAuthReq->authType = authMode;
599 /* Update PE session Id*/
600 pMlmAuthReq->sessionId = pMlmAuthCnf->sessionId;
601 if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT,
602 (tANI_U32 *) &pMlmAuthReq->authFailureTimeout)
603 != eSIR_SUCCESS)
604 {
605 /**
606 * Could not get AuthFailureTimeout value from CFG.
607 * Log error.
608 */
609 limLog(pMac, LOGP,
610 FL("could not retrieve AuthFailureTimeout value\n"));
611 }
612 limPostMlmMessage(pMac,
613 LIM_MLM_AUTH_REQ,
614 (tANI_U32 *) pMlmAuthReq);
615 return;
616 }
617 else
618 {
619 // MAC based authentication failure
620 if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
621 {
622 PELOGE(limLog(pMac, LOGE, FL("Auth Failure occurred.\n"));)
623 psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700624 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700625 psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700626 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
627
Jeff Johnson295189b2012-06-20 16:38:30 -0700628 /**
629 * Need to send Join response with
630 * auth failure to Host.
631 */
632 limHandleSmeJoinResult(pMac,
633 ((tLimMlmAuthCnf *) pMsgBuf)->resultCode, ((tLimMlmAuthCnf *) pMsgBuf)->protStatusCode,psessionEntry);
634 }
635 else
636 {
637 /**
638 * Pre-authentication failure.
639 * Send Pre-auth failure response to host
640 */
641 psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
Jeff Johnsone7245742012-09-05 17:12:55 -0700642 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700643 limSendSmeAuthRsp(
644 pMac,
645 ((tLimMlmAuthCnf *) pMsgBuf)->resultCode,
646 ((tLimMlmAuthCnf *) pMsgBuf)->peerMacAddr,
647 ((tLimMlmAuthCnf *) pMsgBuf)->authType,
648 ((tLimMlmAuthCnf *) pMsgBuf)->protStatusCode,psessionEntry,psessionEntry->smeSessionId,psessionEntry->transactionId);
649 }
650 } // end if (cfgAuthType == eAUTO_SWITCH)
651 } // if (((tLimMlmAuthCnf *) pMsgBuf)->resultCode != ...
652 else
653 {
654 if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
655 {
656 /**
657 * Successful MAC based authentication
658 * Trigger Association with BSS
659 */
660 PELOG1(limLog(pMac, LOG1,
661 FL("*** Authenticated with BSS ***\n"));)
662 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pMlmAssocReq, sizeof(tLimMlmAssocReq)))
663 {
664 // Log error
665 limLog(pMac, LOGP,
666 FL("call to palAllocateMemory failed for mlmAssocReq\n"));
667 return;
668 }
669 val = sizeof(tSirMacAddr);
670 #if 0
671 if (cfgGetStr(pMac, WNI_CFG_BSSID,
672 pMlmAssocReq->peerMacAddr,
673 &val) != eSIR_SUCCESS)
674 {
675 /// Could not get BSSID from CFG. Log error.
676 limLog(pMac, LOGP, FL("could not retrieve BSSID\n"));
677 }
678 #endif //SUPPORT BT-AMP
679 sirCopyMacAddr(pMlmAssocReq->peerMacAddr,psessionEntry->bssId);
680 if (wlan_cfgGetInt(pMac, WNI_CFG_ASSOCIATION_FAILURE_TIMEOUT,
681 (tANI_U32 *) &pMlmAssocReq->assocFailureTimeout)
682 != eSIR_SUCCESS)
683 {
684 /**
685 * Could not get AssocFailureTimeout value
686 * from CFG. Log error.
687 */
688 limLog(pMac, LOGP,
689 FL("could not retrieve AssocFailureTimeout value\n"));
690 }
691 if (cfgGetCapabilityInfo(pMac, &caps,psessionEntry) != eSIR_SUCCESS)
692 {
693 /**
694 * Could not get Capabilities value
695 * from CFG. Log error.
696 */
697 limLog(pMac, LOGP,
698 FL("could not retrieve Capabilities value\n"));
699 }
700 /*Clear spectrum management bit if AP doesn't support it*/
701 if(!(psessionEntry->pLimJoinReq->bssDescription.capabilityInfo & LIM_SPECTRUM_MANAGEMENT_BIT_MASK))
702 {
703 /*AP doesn't support spectrum management clear spectrum management bit*/
704 caps &= (~LIM_SPECTRUM_MANAGEMENT_BIT_MASK);
705 }
706
707 pMlmAssocReq->capabilityInfo = caps;
708 PELOG3(limLog(pMac, LOG3,
Jeff Johnsone7245742012-09-05 17:12:55 -0700709 FL("Capabilities to be used in AssocReq=0x%X, privacy bit=%x shortSlotTime %x\n"),
Jeff Johnson295189b2012-06-20 16:38:30 -0700710 caps,
Jeff Johnsone7245742012-09-05 17:12:55 -0700711 ((tpSirMacCapabilityInfo) &pMlmAssocReq->capabilityInfo)->privacy,
712 ((tpSirMacCapabilityInfo) &pMlmAssocReq->capabilityInfo)->shortSlotTime);)
Jeff Johnson295189b2012-06-20 16:38:30 -0700713
714 /* If telescopic beaconing is enabled, set listen interval to
715 WNI_CFG_TELE_BCN_MAX_LI */
716 if(wlan_cfgGetInt(pMac, WNI_CFG_TELE_BCN_WAKEUP_EN, &teleBcnEn) !=
717 eSIR_SUCCESS)
718 limLog(pMac, LOGP, FL("Couldn't get WNI_CFG_TELE_BCN_WAKEUP_EN\n"));
719
720 val = WNI_CFG_LISTEN_INTERVAL_STADEF;
721
722 if(teleBcnEn)
723 {
724 if(wlan_cfgGetInt(pMac, WNI_CFG_TELE_BCN_MAX_LI, &val) !=
725 eSIR_SUCCESS)
726 {
727 /**
728 * Could not get ListenInterval value
729 * from CFG. Log error.
730 */
731 limLog(pMac, LOGP, FL("could not retrieve ListenInterval\n"));
732 }
733 }
734 else
735 {
736 if (wlan_cfgGetInt(pMac, WNI_CFG_LISTEN_INTERVAL, &val) != eSIR_SUCCESS)
737 {
738 /**
739 * Could not get ListenInterval value
740 * from CFG. Log error.
741 */
742 limLog(pMac, LOGP, FL("could not retrieve ListenInterval\n"));
743 }
744 }
745
746 pMlmAssocReq->listenInterval = (tANI_U16)val;
747 /* Update PE session ID*/
748 pMlmAssocReq->sessionId = psessionEntry->peSessionId;
749 psessionEntry->limPrevSmeState = psessionEntry->limSmeState;
750 psessionEntry->limSmeState = eLIM_SME_WT_ASSOC_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700751 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700752 limPostMlmMessage(pMac,
753 LIM_MLM_ASSOC_REQ,
754 (tANI_U32 *) pMlmAssocReq);
755 }
756 else
757 {
758 /**
759 * Successful Pre-authentication.
760 * Send Pre-auth response to host
761 */
762 psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
Jeff Johnsone7245742012-09-05 17:12:55 -0700763 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700764 limSendSmeAuthRsp(
765 pMac,
766 ((tLimMlmAuthCnf *) pMsgBuf)->resultCode,
767 ((tLimMlmAuthCnf *) pMsgBuf)->peerMacAddr,
768 ((tLimMlmAuthCnf *) pMsgBuf)->authType,
769 ((tLimMlmAuthCnf *) pMsgBuf)->protStatusCode,psessionEntry,psessionEntry->smeSessionId,psessionEntry->transactionId);
770 }
771 } // end if (((tLimMlmAuthCnf *) pMsgBuf)->resultCode != ...
772} /*** end limProcessMlmAuthCnf() ***/
773
774/**
775 * limProcessMlmAssocCnf()
776 *
777 *FUNCTION:
778 * This function is called to processes MLM_ASSOC_CNF
779 * message from MLM State machine.
780 *
781 *LOGIC:
782 *
783 *ASSUMPTIONS:
784 *
785 *NOTE:
786 *
787 * @param pMac Pointer to Global MAC structure
788 * @param pMsgBuf A pointer to the MLM message buffer
789 *
790 * @return None
791 */
792void
793limProcessMlmAssocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
794{
795 tpPESession psessionEntry;
796 tLimMlmAssocCnf *pLimMlmAssocCnf;
797
798 if(pMsgBuf == NULL)
799 {
800 limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));
801 return;
802 }
803 pLimMlmAssocCnf = (tLimMlmAssocCnf*)pMsgBuf;
804 if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmAssocCnf->sessionId)) == NULL)
805 {
806 PELOGE(limLog(pMac, LOGE,FL("Session does not exist for given sessionId\n"));)
807 return;
808 }
809 if (psessionEntry->limSmeState != eLIM_SME_WT_ASSOC_STATE ||
810 psessionEntry->limSystemRole == eLIM_AP_ROLE || psessionEntry ->limSystemRole == eLIM_BT_AMP_AP_ROLE)
811 {
812 /**
813 * Should not have received Assocication confirm
814 * from MLM in other states OR on AP.
815 * Log error
816 */
817 PELOGE(limLog(pMac, LOGE,
818 FL("received unexpected MLM_ASSOC_CNF in state %X\n"),
819 psessionEntry->limSmeState);)
820 return;
821 }
822 if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != eSIR_SME_SUCCESS)
823 {
824 // Association failure
825 PELOG1(limLog(pMac, LOG1, FL("*** Association failure ***\n"));)
826 psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700827 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, pMac->lim.gLimSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700828 /**
829 * Need to send Join response with
830 * Association failure to Host.
831 */
832 limHandleSmeJoinResult(pMac,
833 ((tLimMlmAssocCnf *) pMsgBuf)->resultCode,
834 ((tLimMlmAssocCnf *) pMsgBuf)->protStatusCode,psessionEntry);
835 } // if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != ...
836 else
837 {
838 // Successful Association
839 PELOG1(limLog(pMac, LOG1, FL("*** Associated with BSS ***\n"));)
840 psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700841 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700842 /**
843 * Need to send Join response with
844 * Association success to Host.
845 */
846 limHandleSmeJoinResult(pMac,
847 ((tLimMlmAssocCnf *) pMsgBuf)->resultCode,
848 ((tLimMlmAssocCnf *) pMsgBuf)->protStatusCode,psessionEntry);
849 } // end if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != ....
850} /*** end limProcessMlmAssocCnf() ***/
851
852/**
853 * limProcessMlmReassocCnf()
854 *
855 *FUNCTION:
856 * This function is called to processes MLM_REASSOC_CNF
857 * message from MLM State machine.
858 *
859 *LOGIC:
860 *
861 *ASSUMPTIONS:
862 *
863 *NOTE:
864 *
865 * @param pMac Pointer to Global MAC structure
866 * @param pMsgBuf A pointer to the MLM message buffer
867 *
868 * @return None
869 */
870void
871limProcessMlmReassocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
872{
873 tpPESession psessionEntry;
874 tLimMlmReassocCnf *pLimMlmReassocCnf;
875
876 if(pMsgBuf == NULL)
877 {
878 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
879 return;
880 }
881 pLimMlmReassocCnf = (tLimMlmReassocCnf*) pMsgBuf;
882 if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmReassocCnf->sessionId))==NULL)
883 {
884 PELOGE(limLog(pMac, LOGE, FL("session Does not exist for given session Id\n"));)
885 return;
886 }
887 if ((psessionEntry->limSmeState != eLIM_SME_WT_REASSOC_STATE) ||
888 (psessionEntry->limSystemRole == eLIM_AP_ROLE)||(psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE))
889 {
890 /**
891 * Should not have received Reassocication confirm
892 * from MLM in other states OR on AP.
893 * Log error
894 */
895 PELOGE(limLog(pMac, LOGE,
896 FL("Rcv unexpected MLM_REASSOC_CNF in role %d, sme state 0x%X\n"),
897 psessionEntry->limSystemRole, psessionEntry->limSmeState);)
898 return;
899 }
900 if (psessionEntry->pLimReAssocReq) {
901 palFreeMemory( pMac->hHdd, psessionEntry->pLimReAssocReq);
902 psessionEntry->pLimReAssocReq = NULL;
903 }
904
905 PELOGE(limLog(pMac, LOGE, FL("Rcv MLM_REASSOC_CNF with result code %d\n"), pLimMlmReassocCnf->resultCode);)
906 if (pLimMlmReassocCnf->resultCode == eSIR_SME_SUCCESS) {
907 // Successful Reassociation
908 PELOG1(limLog(pMac, LOG1, FL("*** Reassociated with new BSS ***\n"));)
909
910 psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700911 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700912
913 /**
914 * Need to send Reassoc response with
915 * Reassociation success to Host.
916 */
917 limSendSmeJoinReassocRsp(
918 pMac, eWNI_SME_REASSOC_RSP,
919 pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode,psessionEntry,
920 psessionEntry->smeSessionId,psessionEntry->transactionId);
921 }else if (pLimMlmReassocCnf->resultCode == eSIR_SME_REASSOC_REFUSED) {
922 /** Reassociation failure With the New AP
923 * but we still have the link with the Older AP
924 */
925 psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700926 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700927
928 /**
929 * Need to send Reassoc response with
930 * Association failure to Host.
931 */
932 limSendSmeJoinReassocRsp(pMac, eWNI_SME_REASSOC_RSP,
933 pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode,psessionEntry,
934 psessionEntry->smeSessionId,psessionEntry->transactionId);
935 }else {
936 // Reassociation failure
937 psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -0700938 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -0700939 /**
940 * Need to send Reassoc response with
941 * Association failure to Host.
942 */
Jeff Johnsone7245742012-09-05 17:12:55 -0700943 limHandleSmeReaasocResult(pMac, pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode, psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -0700944 }
945} /*** end limProcessMlmReassocCnf() ***/
946
947/**
948 * limProcessMlmReassocInd()
949 *
950 *FUNCTION:
951 * This function is called to processes MLM_REASSOC_IND
952 * message from MLM State machine.
953 *
954 *LOGIC:
955 *
956 *ASSUMPTIONS:
957 *
958 *NOTE:
959 *
960 * @param pMac Pointer to Global MAC structure
961 * @param pMsgBuf A pointer to the MLM message buffer
962 *
963 * @return None
964 */
965void
966limProcessMlmReassocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
967{
968 tANI_U32 len;
969 tSirMsgQ msgQ;
970 tSirSmeReassocInd *pSirSmeReassocInd;
971 tpDphHashNode pStaDs=0;
972 tpPESession psessionEntry;
973 tANI_U8 sessionId;
974 if(pMsgBuf == NULL)
975 {
976 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
977 return;
978 }
979 if((psessionEntry = peFindSessionByBssid(pMac,((tpLimMlmReassocInd)pMsgBuf)->peerMacAddr, &sessionId))== NULL)
980 {
981 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given BSSId\n"));)
982 return;
983 }
984 /// Inform Host of STA reassociation
Jeff Johnson295189b2012-06-20 16:38:30 -0700985 len = sizeof(tSirSmeReassocInd);
Jeff Johnson295189b2012-06-20 16:38:30 -0700986 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pSirSmeReassocInd, len))
987 {
988 // Log error
989 limLog(pMac, LOGP,
990 FL("call to palAllocateMemory failed for eWNI_SME_REASSOC_IND\n"));
991 return;
992
993 }
994 sirStoreU16N((tANI_U8 *) &pSirSmeReassocInd->messageType,
995 eWNI_SME_REASSOC_IND);
996 limReassocIndSerDes(pMac, (tpLimMlmReassocInd) pMsgBuf,
997 (tANI_U8 *) &(pSirSmeReassocInd->length), psessionEntry);
998
999 // Required for indicating the frames to upper layer
1000 pSirSmeReassocInd->assocReqLength = ((tpLimMlmReassocInd) pMsgBuf)->assocReqLength;
1001 pSirSmeReassocInd->assocReqPtr = ((tpLimMlmReassocInd) pMsgBuf)->assocReqPtr;
1002 pSirSmeReassocInd->beaconPtr = psessionEntry->beacon;
1003 pSirSmeReassocInd->beaconLength = psessionEntry->bcnLen;
1004
1005 msgQ.type = eWNI_SME_REASSOC_IND;
1006 msgQ.bodyptr = pSirSmeReassocInd;
1007 msgQ.bodyval = 0;
Jeff Johnsone7245742012-09-05 17:12:55 -07001008 MTRACE(macTraceMsgTx(pMac, psessionEntry->peSessionId, msgQ.type));
Jeff Johnson295189b2012-06-20 16:38:30 -07001009#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
1010 limDiagEventReport(pMac, WLAN_PE_DIAG_REASSOC_IND_EVENT, psessionEntry, 0, 0);
1011#endif //FEATURE_WLAN_DIAG_SUPPORT
1012 pStaDs = dphGetHashEntry(pMac, ((tpLimMlmReassocInd) pMsgBuf)->aid, &psessionEntry->dph.dphHashTable);
1013 if (! pStaDs)
1014 {
1015 limLog( pMac, LOGP, FL("MLM ReAssocInd: Station context no longer valid (aid %d)\n"),
1016 ((tpLimMlmReassocInd) pMsgBuf)->aid);
1017 palFreeMemory(pMac->hHdd, pSirSmeReassocInd);
1018 return;
1019 }
1020
1021 limSysProcessMmhMsgApi(pMac, &msgQ, ePROT);
1022 PELOG1(limLog(pMac, LOG1,
1023 FL("Create CNF_WAIT_TIMER after received LIM_MLM_REASSOC_IND\n"));)
1024 /*
1025 ** turn on a timer to detect the loss of REASSOC CNF
1026 **/
1027 limActivateCnfTimer(pMac,
1028 (tANI_U16) ((tpLimMlmReassocInd) pMsgBuf)->aid, psessionEntry);
1029} /*** end limProcessMlmReassocInd() ***/
1030
1031/**
1032 * limProcessMlmAuthInd()
1033 *
1034 *FUNCTION:
1035 * This function is called to processes MLM_AUTH_IND
1036 * message from MLM State machine.
1037 *
1038 *LOGIC:
1039 *
1040 *ASSUMPTIONS:
1041 *
1042 *NOTE:
1043 *
1044 * @param pMac Pointer to Global MAC structure
1045 * @param pMsgBuf A pointer to the MLM message buffer
1046 *
1047 * @return None
1048 */
1049void
1050limProcessMlmAuthInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1051{
1052 tSirMsgQ msgQ;
1053 tSirSmeAuthInd *pSirSmeAuthInd;
1054
1055 if(pMsgBuf == NULL)
1056 {
1057 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1058 return;
1059 }
1060 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pSirSmeAuthInd, sizeof(tSirSmeAuthInd)))
1061 {
1062 // Log error
1063 limLog(pMac, LOGP,
1064 FL("call to palAllocateMemory failed for eWNI_SME_AUTH_IND\n"));
1065 }
1066 limCopyU16((tANI_U8 *) &pSirSmeAuthInd->messageType, eWNI_SME_AUTH_IND);
1067 limAuthIndSerDes(pMac, (tpLimMlmAuthInd) pMsgBuf,
1068 (tANI_U8 *) &(pSirSmeAuthInd->length));
1069 msgQ.type = eWNI_SME_AUTH_IND;
1070 msgQ.bodyptr = pSirSmeAuthInd;
1071 msgQ.bodyval = 0;
Jeff Johnsone7245742012-09-05 17:12:55 -07001072 MTRACE(macTraceMsgTx(pMac, NO_SESSION, msgQ.type));
Jeff Johnson295189b2012-06-20 16:38:30 -07001073#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
1074 limDiagEventReport(pMac, WLAN_PE_DIAG_AUTH_IND_EVENT, NULL, 0, 0);
1075#endif //FEATURE_WLAN_DIAG_SUPPORT
1076 limSysProcessMmhMsgApi(pMac, &msgQ, ePROT);
1077} /*** end limProcessMlmAuthInd() ***/
1078
1079
1080
1081
1082void
1083limFillAssocIndParams(tpAniSirGlobal pMac, tpLimMlmAssocInd pAssocInd,
1084 tSirSmeAssocInd *pSirSmeAssocInd,
1085 tpPESession psessionEntry)
1086{
1087 pSirSmeAssocInd->length = sizeof(tSirSmeAssocInd);
1088 pSirSmeAssocInd->sessionId = psessionEntry->smeSessionId;
1089
1090 // Required for indicating the frames to upper layer
1091 pSirSmeAssocInd->assocReqLength = pAssocInd->assocReqLength;
1092 pSirSmeAssocInd->assocReqPtr = pAssocInd->assocReqPtr;
1093
1094 pSirSmeAssocInd->beaconPtr = psessionEntry->beacon;
1095 pSirSmeAssocInd->beaconLength = psessionEntry->bcnLen;
1096
1097 // Fill in peerMacAddr
1098 palCopyMemory( pMac->hHdd, pSirSmeAssocInd->peerMacAddr, pAssocInd->peerMacAddr, sizeof(tSirMacAddr));
1099 // Fill in aid
1100 pSirSmeAssocInd->aid = pAssocInd->aid;
1101 // Fill in bssId
1102 palCopyMemory( pMac->hHdd, pSirSmeAssocInd->bssId, psessionEntry->bssId, sizeof(tSirMacAddr));
1103 // Fill in staId
1104 //pSirSmeAssocInd->staId = psessionEntry->staId;
1105 // Fill in authType
1106 pSirSmeAssocInd->authType = pAssocInd->authType;
1107 // Fill in ssId
1108 palCopyMemory( pMac->hHdd, (tANI_U8*)&pSirSmeAssocInd->ssId,
1109 (tANI_U8 *) &(pAssocInd->ssId), pAssocInd->ssId.length + 1);
1110 pSirSmeAssocInd->rsnIE.length = pAssocInd->rsnIE.length;
1111 palCopyMemory( pMac->hHdd, (tANI_U8*) &pSirSmeAssocInd->rsnIE.rsnIEdata,
1112 (tANI_U8 *) &(pAssocInd->rsnIE.rsnIEdata),
1113 pAssocInd->rsnIE.length);
1114
1115 pSirSmeAssocInd->addIE.length = pAssocInd->addIE.length;
1116 palCopyMemory( pMac->hHdd, (tANI_U8*) &pSirSmeAssocInd->addIE.addIEdata,
1117 (tANI_U8 *) &(pAssocInd->addIE.addIEdata),
1118 pAssocInd->addIE.length);
1119
1120 // Copy the new TITAN capabilities
Jeff Johnson295189b2012-06-20 16:38:30 -07001121 pSirSmeAssocInd->spectrumMgtIndicator = pAssocInd->spectrumMgtIndicator;
1122 if (pAssocInd->spectrumMgtIndicator == eSIR_TRUE)
1123 {
1124 pSirSmeAssocInd->powerCap.minTxPower = pAssocInd->powerCap.minTxPower;
1125 pSirSmeAssocInd->powerCap.maxTxPower = pAssocInd->powerCap.maxTxPower;
1126 pSirSmeAssocInd->supportedChannels.numChnl = pAssocInd->supportedChannels.numChnl;
1127 palCopyMemory( pMac->hHdd, (tANI_U8*) &pSirSmeAssocInd->supportedChannels.channelList,
1128 (tANI_U8 *) &(pAssocInd->supportedChannels.channelList),
1129 pAssocInd->supportedChannels.numChnl);
1130 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001131 // Fill in WmmInfo
1132 pSirSmeAssocInd->wmmEnabledSta = pAssocInd->WmmStaInfoPresent;
Jeff Johnson295189b2012-06-20 16:38:30 -07001133} /*** end limAssocIndSerDes() ***/
1134
1135
1136
1137/**
1138 * limProcessMlmAssocInd()
1139 *
1140 *FUNCTION:
1141 * This function is called to processes MLM_ASSOC_IND
1142 * message from MLM State machine.
1143 *
1144 *LOGIC:
1145 *
1146 *ASSUMPTIONS:
1147 *
1148 *NOTE:
1149 *
1150 * @param pMac Pointer to Global MAC structure
1151 * @param pMsgBuf A pointer to the MLM message buffer
1152 *
1153 * @return None
1154 */
1155void
1156limProcessMlmAssocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1157{
1158 tANI_U32 len;
1159 tSirMsgQ msgQ;
1160 tSirSmeAssocInd *pSirSmeAssocInd;
1161 tpDphHashNode pStaDs=0;
1162 tpPESession psessionEntry;
1163 if(pMsgBuf == NULL)
1164 {
1165 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1166 return;
1167 }
1168 if((psessionEntry = peFindSessionBySessionId(pMac,((tpLimMlmAssocInd) pMsgBuf)->sessionId))== NULL)
1169 {
1170 limLog( pMac, LOGE, FL( "Session Does not exist for given sessionId\n" ));
1171 return;
1172 }
1173 /// Inform Host of STA association
Jeff Johnson295189b2012-06-20 16:38:30 -07001174 len = sizeof(tSirSmeAssocInd);
Jeff Johnson295189b2012-06-20 16:38:30 -07001175 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pSirSmeAssocInd, len))
1176 {
1177 // Log error
1178 limLog(pMac, LOGP,
1179 FL("call to palAllocateMemory failed for eWNI_SME_ASSOC_IND\n"));
1180 return;
1181 }
1182
Jeff Johnson295189b2012-06-20 16:38:30 -07001183 pSirSmeAssocInd->messageType = eWNI_SME_ASSOC_IND;
1184 limFillAssocIndParams(pMac, (tpLimMlmAssocInd) pMsgBuf, pSirSmeAssocInd, psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07001185 msgQ.type = eWNI_SME_ASSOC_IND;
1186 msgQ.bodyptr = pSirSmeAssocInd;
1187 msgQ.bodyval = 0;
1188 pStaDs = dphGetHashEntry(pMac,
1189 ((tpLimMlmAssocInd) pMsgBuf)->aid, &psessionEntry->dph.dphHashTable);
1190 if (! pStaDs)
1191 { // good time to panic...
1192 limLog(pMac, LOGE, FL("MLM AssocInd: Station context no longer valid (aid %d)\n"),
1193 ((tpLimMlmAssocInd) pMsgBuf)->aid);
1194 palFreeMemory(pMac->hHdd, pSirSmeAssocInd);
1195
1196 return;
1197 }
1198 pSirSmeAssocInd->staId = pStaDs->staIndex;
Jeff Johnson295189b2012-06-20 16:38:30 -07001199 pSirSmeAssocInd->reassocReq = pStaDs->mlmStaContext.subType;
Jeff Johnsone7245742012-09-05 17:12:55 -07001200 MTRACE(macTraceMsgTx(pMac, psessionEntry->peSessionId, msgQ.type));
Jeff Johnson295189b2012-06-20 16:38:30 -07001201#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
1202 limDiagEventReport(pMac, WLAN_PE_DIAG_ASSOC_IND_EVENT, psessionEntry, 0, 0);
1203#endif //FEATURE_WLAN_DIAG_SUPPORT
1204 limSysProcessMmhMsgApi(pMac, &msgQ, ePROT);
1205
1206 PELOG1(limLog(pMac, LOG1,
1207 FL("Create CNF_WAIT_TIMER after received LIM_MLM_ASSOC_IND\n"));)
1208 /*
1209 ** turn on a timer to detect the loss of ASSOC CNF
1210 **/
1211 limActivateCnfTimer(pMac, (tANI_U16) ((tpLimMlmAssocInd) pMsgBuf)->aid, psessionEntry);
1212
1213// Enable this Compile flag to test the BT-AMP -AP assoc sequence
1214#ifdef TEST_BTAMP_AP
1215//tANI_U32 *pMsgBuf;
1216{
1217 tpSirSmeAssocCnf pSmeAssoccnf;
1218 if(!palAllocateMemory(pMac->hHdd,(void **)&pSmeAssoccnf,sizeof(tSirSmeAssocCnf)))
1219 PELOGE(limLog(pMac, LOGE, FL("palAllocateMemory failed for pSmeAssoccnf \n"));)
1220 pSmeAssoccnf->messageType = eWNI_SME_ASSOC_CNF;
1221 pSmeAssoccnf->length = sizeof(tSirSmeAssocCnf);
1222 palCopyMemory( pMac->hHdd,pSmeAssoccnf->peerMacAddr,((tpLimMlmAssocInd)pMsgBuf)->peerMacAddr,6);
1223 pSmeAssoccnf->statusCode = eSIR_SME_SUCCESS;
1224 pSmeAssoccnf->aid = ((tpLimMlmAssocInd)pMsgBuf)->aid;
1225 palCopyMemory( pMac->hHdd, pSmeAssoccnf->alternateBssId,pSmeAssoccnf->peerMacAddr,sizeof(tSirMacAddr));
1226 pSmeAssoccnf->alternateChannelId = 6;
1227 palCopyMemory( pMac->hHdd,pSmeAssoccnf->bssId,psessionEntry->selfMacAddr,6);
1228 pMsgBuf = (tANI_U32)pSmeAssoccnf;
1229 __limProcessSmeAssocCnfNew(pMac, eWNI_SME_ASSOC_CNF, pMsgBuf);
1230 palFreeMemory(pMac->hHdd,pSmeAssoccnf);
1231}
1232#endif
1233
1234
1235} /*** end limProcessMlmAssocInd() ***/
1236
1237
1238
1239
1240/**
1241 * limProcessMlmDisassocInd()
1242 *
1243 *FUNCTION:
1244 * This function is called to processes MLM_DISASSOC_IND
1245 * message from MLM State machine.
1246 *
1247 *LOGIC:
1248 *
1249 *ASSUMPTIONS:
1250 *
1251 *NOTE:
1252 *
1253 * @param pMac Pointer to Global MAC structure
1254 * @param pMsgBuf A pointer to the MLM message buffer
1255 *
1256 * @return None
1257 */
1258void
1259limProcessMlmDisassocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1260{
1261 tLimMlmDisassocInd *pMlmDisassocInd;
1262 tpPESession psessionEntry;
1263 pMlmDisassocInd = (tLimMlmDisassocInd *) pMsgBuf;
1264 if( (psessionEntry = peFindSessionBySessionId(pMac,pMlmDisassocInd->sessionId) )== NULL)
1265 {
1266 limLog(pMac, LOGP,FL("Session Does not exist for given sessionID\n"));
1267 return;
1268 }
1269 switch (psessionEntry->limSystemRole)
1270 {
1271 case eLIM_STA_IN_IBSS_ROLE:
1272 break;
1273 case eLIM_STA_ROLE:
1274 case eLIM_BT_AMP_STA_ROLE:
1275 psessionEntry->limSmeState = eLIM_SME_WT_DISASSOC_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001276 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001277 break;
1278 default: // eLIM_AP_ROLE //eLIM_BT_AMP_AP_ROLE
1279 PELOG1(limLog(pMac, LOG1,
1280 FL("*** Peer staId=%d Disassociated ***\n"),
1281 pMlmDisassocInd->aid);)
1282 // Send SME_DISASOC_IND after Polaris cleanup
1283 // (after receiving LIM_MLM_PURGE_STA_IND)
1284 break;
1285 } // end switch (psessionEntry->limSystemRole)
1286} /*** end limProcessMlmDisassocInd() ***/
1287
1288/**
1289 * limProcessMlmDisassocCnf()
1290 *
1291 *FUNCTION:
1292 * This function is called to processes MLM_DISASSOC_CNF
1293 * message from MLM State machine.
1294 *
1295 *LOGIC:
1296 *
1297 *ASSUMPTIONS:
1298 *
1299 *NOTE:
1300 *
1301 * @param pMac Pointer to Global MAC structure
1302 * @param pMsgBuf A pointer to the MLM message buffer
1303 *
1304 * @return None
1305 */
1306void
1307limProcessMlmDisassocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1308{
1309 tSirResultCodes resultCode;
1310 tLimMlmDisassocCnf *pMlmDisassocCnf;
1311 tpPESession psessionEntry;
1312 pMlmDisassocCnf = (tLimMlmDisassocCnf *) pMsgBuf;
1313 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmDisassocCnf->sessionId))== NULL)
1314 {
1315 PELOGE(limLog(pMac, LOGE,FL("session Does not exist for given session Id\n"));)
1316 return;
1317 }
1318 resultCode = (tSirResultCodes)
1319 (pMlmDisassocCnf->disassocTrigger ==
1320 eLIM_LINK_MONITORING_DISASSOC) ?
1321 eSIR_SME_LOST_LINK_WITH_PEER_RESULT_CODE :
1322 pMlmDisassocCnf->resultCode;
1323 if ((psessionEntry->limSystemRole == eLIM_STA_ROLE)|| (psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE))
1324 {
Jeff Johnson295189b2012-06-20 16:38:30 -07001325 // Disassociate Confirm from MLM
1326 if ( (psessionEntry->limSmeState != eLIM_SME_WT_DISASSOC_STATE) &&
1327 (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE) )
1328 {
1329 /**
1330 * Should not have received
1331 * Disassocate confirm
1332 * from MLM in other states.
1333 * Log error
1334 */
1335 PELOGE(limLog(pMac, LOGE,
1336 FL("received unexpected MLM_DISASSOC_CNF in state %X\n"),psessionEntry->limSmeState);)
1337 return;
1338 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001339 if (pMac->lim.gLimRspReqd)
1340 pMac->lim.gLimRspReqd = false;
1341 if (pMlmDisassocCnf->disassocTrigger ==
1342 eLIM_PROMISCUOUS_MODE_DISASSOC)
1343 {
1344 if (pMlmDisassocCnf->resultCode != eSIR_SME_SUCCESS)
1345 psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
1346 else
1347 psessionEntry->limSmeState = eLIM_SME_OFFLINE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001348 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001349 // Send Promiscuous mode response to host
1350 limSendSmePromiscuousModeRsp(pMac);
1351 }
1352 else
1353 {
1354 if (pMlmDisassocCnf->resultCode != eSIR_SME_SUCCESS)
1355 psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
1356 else
1357 psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001358 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001359 limSendSmeDisassocNtf(pMac, pMlmDisassocCnf->peerMacAddr,
1360 resultCode,
1361 pMlmDisassocCnf->disassocTrigger,
1362 pMlmDisassocCnf->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
1363 }
1364 }
1365 else if ( (psessionEntry->limSystemRole == eLIM_AP_ROLE)|| (psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE) )
1366 {
1367 limSendSmeDisassocNtf(pMac, pMlmDisassocCnf->peerMacAddr,
1368 resultCode,
1369 pMlmDisassocCnf->disassocTrigger,
1370 pMlmDisassocCnf->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
1371 }
1372} /*** end limProcessMlmDisassocCnf() ***/
1373
1374/**
1375 * limProcessMlmDeauthInd()
1376 *
1377 *FUNCTION:
1378 * This function is called to processes MLM_DEAUTH_IND
1379 * message from MLM State machine.
1380 *
1381 *LOGIC:
1382 *
1383 *ASSUMPTIONS:
1384 *
1385 *NOTE:
1386 *
1387 * @param pMac Pointer to Global MAC structure
1388 * @param pMsgBuf A pointer to the MLM message buffer
1389 *
1390 * @return None
1391 */
1392void
1393limProcessMlmDeauthInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1394{
1395 tLimMlmDeauthInd *pMlmDeauthInd;
1396 tpPESession psessionEntry;
1397 tANI_U8 sessionId;
1398 pMlmDeauthInd = (tLimMlmDeauthInd *) pMsgBuf;
1399 if((psessionEntry = peFindSessionByBssid(pMac,pMlmDeauthInd->peerMacAddr,&sessionId))== NULL)
1400 {
1401 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given BSSId\n"));)
1402 return;
1403 }
1404 switch (psessionEntry->limSystemRole)
1405 {
1406 case eLIM_STA_IN_IBSS_ROLE:
1407 break;
1408 case eLIM_STA_ROLE:
1409 case eLIM_BT_AMP_STA_ROLE:
1410 psessionEntry->limSmeState = eLIM_SME_WT_DEAUTH_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001411 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001412
1413 default: // eLIM_AP_ROLE
1414 {
1415 PELOG1(limLog(pMac, LOG1,
1416 FL("*** Received Deauthentication from staId=%d ***\n"),
1417 pMlmDeauthInd->aid);)
1418 }
1419 // Send SME_DEAUTH_IND after Polaris cleanup
1420 // (after receiving LIM_MLM_PURGE_STA_IND)
1421 break;
1422 } // end switch (psessionEntry->limSystemRole)
1423} /*** end limProcessMlmDeauthInd() ***/
1424
1425/**
1426 * limProcessMlmDeauthCnf()
1427 *
1428 *FUNCTION:
1429 * This function is called to processes MLM_DEAUTH_CNF
1430 * message from MLM State machine.
1431 *
1432 *LOGIC:
1433 *
1434 *ASSUMPTIONS:
1435 *
1436 *NOTE:
1437 *
1438 * @param pMac Pointer to Global MAC structure
1439 * @param pMsgBuf A pointer to the MLM message buffer
1440 *
1441 * @return None
1442 */
1443void
1444limProcessMlmDeauthCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1445{
1446 tANI_U16 aid;
1447 tSirResultCodes resultCode;
1448 tLimMlmDeauthCnf *pMlmDeauthCnf;
1449 tpPESession psessionEntry;
1450
1451 if(pMsgBuf == NULL)
1452 {
1453 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1454 return;
1455 }
1456 pMlmDeauthCnf = (tLimMlmDeauthCnf *) pMsgBuf;
1457 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmDeauthCnf->sessionId))==NULL)
1458 {
1459 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given session Id \n"));)
1460 return;
1461 }
1462
1463 resultCode = (tSirResultCodes)
1464 (pMlmDeauthCnf->deauthTrigger ==
1465 eLIM_LINK_MONITORING_DEAUTH) ?
1466 eSIR_SME_LOST_LINK_WITH_PEER_RESULT_CODE :
1467 pMlmDeauthCnf->resultCode;
1468 aid = (psessionEntry->limSystemRole == eLIM_AP_ROLE) ?
1469 pMlmDeauthCnf->aid : 1;
1470 if ((psessionEntry->limSystemRole == eLIM_STA_ROLE)|| (psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE))
1471 {
Jeff Johnson295189b2012-06-20 16:38:30 -07001472 // Deauth Confirm from MLM
1473 if (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE)
1474 {
1475 /**
1476 * Should not have received Deauth confirm
1477 * from MLM in other states.
1478 * Log error
1479 */
1480 PELOGE(limLog(pMac, LOGE,
1481 FL("received unexpected MLM_DEAUTH_CNF in state %X\n"),
1482 psessionEntry->limSmeState);)
1483 return;
1484 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001485 if (pMlmDeauthCnf->resultCode == eSIR_SME_SUCCESS)
1486 {
1487 psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
1488 PELOG1(limLog(pMac, LOG1,
1489 FL("*** Deauthenticated with BSS ***\n"));)
1490 }
1491 else
1492 psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
Jeff Johnsone7245742012-09-05 17:12:55 -07001493 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001494
1495 if (pMac->lim.gLimRspReqd)
1496 pMac->lim.gLimRspReqd = false;
1497 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001498 // On STA or on BASIC AP, send SME_DEAUTH_RSP to host
1499 limSendSmeDeauthNtf(pMac, pMlmDeauthCnf->peerMacAddr,
1500 resultCode,
1501 pMlmDeauthCnf->deauthTrigger,
1502 aid,psessionEntry->smeSessionId,psessionEntry->transactionId);
Jeff Johnson295189b2012-06-20 16:38:30 -07001503} /*** end limProcessMlmDeauthCnf() ***/
1504
1505/**
1506 * limProcessMlmPurgeStaInd()
1507 *
1508 *FUNCTION:
1509 * This function is called to processes MLM_PURGE_STA_IND
1510 * message from MLM State machine.
1511 *
1512 *LOGIC:
1513 *
1514 *ASSUMPTIONS:
1515 *
1516 *NOTE:
1517 *
1518 * @param pMac Pointer to Global MAC structure
1519 * @param pMsgBuf A pointer to the MLM message buffer
1520 *
1521 * @return None
1522 */
1523void
1524limProcessMlmPurgeStaInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1525{
1526 tSirResultCodes resultCode;
1527 tpLimMlmPurgeStaInd pMlmPurgeStaInd;
1528 tpPESession psessionEntry;
Jeff Johnson295189b2012-06-20 16:38:30 -07001529 if(pMsgBuf == NULL)
1530 {
1531 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1532 return;
1533 }
1534 pMlmPurgeStaInd = (tpLimMlmPurgeStaInd) pMsgBuf;
1535 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmPurgeStaInd->sessionId))==NULL)
1536 {
1537 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given bssId\n"));)
1538 return;
1539 }
1540 // Purge STA indication from MLM
1541 resultCode = (tSirResultCodes) pMlmPurgeStaInd->reasonCode;
1542 switch (psessionEntry->limSystemRole)
1543 {
1544 case eLIM_STA_IN_IBSS_ROLE:
1545 break;
1546 case eLIM_STA_ROLE:
1547 case eLIM_BT_AMP_STA_ROLE:
1548 default: // eLIM_AP_ROLE
1549 if ((psessionEntry->limSystemRole == eLIM_STA_ROLE) &&
1550 (psessionEntry->limSmeState !=
1551 eLIM_SME_WT_DISASSOC_STATE) &&
1552 (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE))
1553 {
1554 /**
1555 * Should not have received
1556 * Purge STA indication
1557 * from MLM in other states.
1558 * Log error
1559 */
1560 PELOGE(limLog(pMac, LOGE,
1561 FL("received unexpected MLM_PURGE_STA_IND in state %X\n"),
1562 psessionEntry->limSmeState);)
1563 break;
1564 }
1565 PELOG1(limLog(pMac, LOG1,
1566 FL("*** Polaris cleanup completed for staId=%d ***\n"),
1567 pMlmPurgeStaInd->aid);)
1568 if ((psessionEntry->limSystemRole == eLIM_STA_ROLE)||(psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE))
1569 {
1570 psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001571 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001572
Jeff Johnson295189b2012-06-20 16:38:30 -07001573 }
1574 if (pMlmPurgeStaInd->purgeTrigger == eLIM_PEER_ENTITY_DEAUTH)
1575 {
Jeff Johnson295189b2012-06-20 16:38:30 -07001576 limSendSmeDeauthNtf(pMac,
1577 pMlmPurgeStaInd->peerMacAddr,
1578 resultCode,
1579 pMlmPurgeStaInd->purgeTrigger,
1580 pMlmPurgeStaInd->aid,psessionEntry->smeSessionId,psessionEntry->transactionId);
Jeff Johnson295189b2012-06-20 16:38:30 -07001581 }
1582 else
1583 limSendSmeDisassocNtf(pMac,
1584 pMlmPurgeStaInd->peerMacAddr,
1585 resultCode,
1586 pMlmPurgeStaInd->purgeTrigger,
1587 pMlmPurgeStaInd->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
1588 } // end switch (psessionEntry->limSystemRole)
1589} /*** end limProcessMlmPurgeStaInd() ***/
1590
1591/**
1592 * limProcessMlmSetKeysCnf()
1593 *
1594 *FUNCTION:
1595 * This function is called to processes MLM_SETKEYS_CNF
1596 * message from MLM State machine.
1597 *
1598 *LOGIC:
1599 *
1600 *ASSUMPTIONS:
1601 *
1602 *NOTE:
1603 *
1604 * @param pMac Pointer to Global MAC structure
1605 * @param pMsgBuf A pointer to the MLM message buffer
1606 *
1607 * @return None
1608 */
1609void
1610limProcessMlmSetKeysCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1611{
1612 // Prepare and send SME_SETCONTEXT_RSP message
Jeff Johnsone7245742012-09-05 17:12:55 -07001613 tLimMlmSetKeysCnf *pMlmSetKeysCnf;
Jeff Johnson295189b2012-06-20 16:38:30 -07001614 tpPESession psessionEntry;
1615
1616 if(pMsgBuf == NULL)
1617 {
Jeff Johnsone7245742012-09-05 17:12:55 -07001618 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1619 return;
Jeff Johnson295189b2012-06-20 16:38:30 -07001620 }
1621 pMlmSetKeysCnf = (tLimMlmSetKeysCnf *) pMsgBuf;
1622 if ((psessionEntry = peFindSessionBySessionId(pMac, pMlmSetKeysCnf->sessionId))== NULL)
1623 {
1624 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId \n"));)
1625 return;
1626 }
1627 limLog( pMac, LOG1,
1628 FL("Received MLM_SETKEYS_CNF with resultCode = %d\n"),
1629 pMlmSetKeysCnf->resultCode );
1630 limSendSmeSetContextRsp(pMac,
1631 pMlmSetKeysCnf->peerMacAddr,
Jeff Johnson295189b2012-06-20 16:38:30 -07001632 1,
Jeff Johnson295189b2012-06-20 16:38:30 -07001633 (tSirResultCodes) pMlmSetKeysCnf->resultCode,psessionEntry,psessionEntry->smeSessionId,
1634 psessionEntry->transactionId);
1635} /*** end limProcessMlmSetKeysCnf() ***/
1636/**
1637 * limProcessMlmRemoveKeyCnf()
1638 *
1639 *FUNCTION:
1640 * This function is called to processes MLM_REMOVEKEY_CNF
1641 * message from MLM State machine.
1642 *
1643 *LOGIC:
1644 *
1645 *ASSUMPTIONS:
1646 *
1647 *NOTE:
1648 *
1649 * @param pMac Pointer to Global MAC structure
1650 * @param pMsgBuf A pointer to the MLM message buffer
1651 *
1652 * @return None
1653 */
1654void
1655limProcessMlmRemoveKeyCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
1656{
1657 // Prepare and send SME_REMOVECONTEXT_RSP message
Jeff Johnsone7245742012-09-05 17:12:55 -07001658 tLimMlmRemoveKeyCnf *pMlmRemoveKeyCnf;
Jeff Johnson295189b2012-06-20 16:38:30 -07001659 tpPESession psessionEntry;
1660
1661 if(pMsgBuf == NULL)
1662 {
Jeff Johnsone7245742012-09-05 17:12:55 -07001663 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
1664 return;
Jeff Johnson295189b2012-06-20 16:38:30 -07001665 }
1666 pMlmRemoveKeyCnf = (tLimMlmRemoveKeyCnf *) pMsgBuf;
1667 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmRemoveKeyCnf->sessionId))== NULL)
1668 {
1669 PELOGE(limLog(pMac, LOGE,FL("session Does not exist for given session Id\n"));)
1670 return;
1671 }
1672 limLog( pMac, LOG1,
1673 FL("Received MLM_REMOVEKEYS_CNF with resultCode = %d\n"),
1674 pMlmRemoveKeyCnf->resultCode );
1675 limSendSmeRemoveKeyRsp(pMac,
Jeff Johnsone7245742012-09-05 17:12:55 -07001676 pMlmRemoveKeyCnf->peerMacAddr,
Jeff Johnson295189b2012-06-20 16:38:30 -07001677 (tSirResultCodes) pMlmRemoveKeyCnf->resultCode,psessionEntry,
1678 psessionEntry->smeSessionId,psessionEntry->transactionId);
1679} /*** end limProcessMlmRemoveKeyCnf() ***/
1680
1681
1682/**
1683 * limHandleSmeJoinResult()
1684 *
1685 *FUNCTION:
1686 * This function is called to process join/auth/assoc failures
1687 * upon receiving MLM_JOIN/AUTH/ASSOC_CNF with a failure code or
1688 * MLM_ASSOC_CNF with a success code in case of STA role and
1689 * MLM_JOIN_CNF with success in case of STA in IBSS role.
1690 *
1691 *LOGIC:
1692 *
1693 *ASSUMPTIONS:
1694 *
1695 *NOTE:
1696 *
1697 * @param pMac Pointer to Global MAC structure
1698 * @param resultCode Failure code to be sent
1699 *
1700 *
1701 * @return None
1702 */
1703static void
1704limHandleSmeJoinResult(tpAniSirGlobal pMac, tSirResultCodes resultCode, tANI_U16 protStatusCode, tpPESession psessionEntry)
1705{
1706 tpDphHashNode pStaDs = NULL;
1707 tANI_U8 smesessionId;
1708 tANI_U16 smetransactionId;
1709
1710 /* Newly Added on oct 11 th*/
1711 if(psessionEntry == NULL)
1712 {
1713 PELOGE(limLog(pMac, LOGE,FL("psessionEntry is NULL \n"));)
1714 return;
1715 }
1716 smesessionId = psessionEntry->smeSessionId;
1717 smetransactionId = psessionEntry->transactionId;
1718 /* When associations is failed , delete the session created and pass NULL to limsendsmeJoinReassocRsp() */
1719 if(resultCode != eSIR_SME_SUCCESS)
1720 {
1721 pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
1722 if (pStaDs != NULL)
1723 {
1724 pStaDs->mlmStaContext.disassocReason = eSIR_MAC_UNSPEC_FAILURE_REASON;
1725 pStaDs->mlmStaContext.cleanupTrigger = eLIM_JOIN_FAILURE;
1726 pStaDs->mlmStaContext.resultCode = resultCode;
1727 pStaDs->mlmStaContext.protStatusCode = protStatusCode;
1728 //Done: 7-27-2009. JIM_FIX_ME: at the end of limCleanupRxPath, make sure PE is sending eWNI_SME_JOIN_RSP to SME
1729 limCleanupRxPath(pMac, pStaDs, psessionEntry);
Jeff Johnsone7245742012-09-05 17:12:55 -07001730 palFreeMemory( pMac->hHdd, psessionEntry->pLimJoinReq);
1731 psessionEntry->pLimJoinReq = NULL;
Jeff Johnson295189b2012-06-20 16:38:30 -07001732 return;
1733 }
1734 }
1735
1736 palFreeMemory( pMac->hHdd, psessionEntry->pLimJoinReq);
1737 psessionEntry->pLimJoinReq = NULL;
1738 //Delete teh session if JOIN failure occurred.
1739 if(resultCode != eSIR_SME_SUCCESS)
1740 {
1741 if(NULL != psessionEntry)
1742 {
Jeff Johnsone7245742012-09-05 17:12:55 -07001743 if(limSetLinkState(pMac, eSIR_LINK_IDLE_STATE,psessionEntry->bssId,
1744 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)
1745 PELOGE(limLog(pMac, LOGE, FL("Failed to set the LinkState.\n"));)
Jeff Johnson295189b2012-06-20 16:38:30 -07001746 peDeleteSession(pMac,psessionEntry);
1747 psessionEntry = NULL;
1748 }
1749 }
1750 limSendSmeJoinReassocRsp(pMac, eWNI_SME_JOIN_RSP, resultCode, protStatusCode,psessionEntry,
1751 smesessionId, smetransactionId);
1752} /*** end limHandleSmeJoinResult() ***/
1753
1754/**
Jeff Johnsone7245742012-09-05 17:12:55 -07001755 * limHandleSmeReaasocResult()
1756 *
1757 *FUNCTION:
1758 * This function is called to process reassoc failures
1759 * upon receiving REASSOC_CNF with a failure code or
1760 * MLM_REASSOC_CNF with a success code in case of STA role
1761 *
1762 *LOGIC:
1763 *
1764 *ASSUMPTIONS:
1765 *
1766 *NOTE:
1767 *
1768 * @param pMac Pointer to Global MAC structure
1769 * @param resultCode Failure code to be sent
1770 *
1771 *
1772 * @return None
1773 */
1774static void
1775limHandleSmeReaasocResult(tpAniSirGlobal pMac, tSirResultCodes resultCode, tANI_U16 protStatusCode, tpPESession psessionEntry)
1776{
1777 tpDphHashNode pStaDs = NULL;
1778 tANI_U8 smesessionId;
1779 tANI_U16 smetransactionId;
1780
1781 if(psessionEntry == NULL)
1782 {
1783 PELOGE(limLog(pMac, LOGE,FL("psessionEntry is NULL \n"));)
1784 return;
1785 }
1786 smesessionId = psessionEntry->smeSessionId;
1787 smetransactionId = psessionEntry->transactionId;
1788 /* When associations is failed , delete the session created and pass NULL to limsendsmeJoinReassocRsp() */
1789 if(resultCode != eSIR_SME_SUCCESS)
1790 {
1791 pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
1792 if (pStaDs != NULL)
1793 {
1794 pStaDs->mlmStaContext.disassocReason = eSIR_MAC_UNSPEC_FAILURE_REASON;
1795 pStaDs->mlmStaContext.cleanupTrigger = eLIM_JOIN_FAILURE;
1796 pStaDs->mlmStaContext.resultCode = resultCode;
1797 pStaDs->mlmStaContext.protStatusCode = protStatusCode;
1798 limCleanupRxPath(pMac, pStaDs, psessionEntry);
1799 return;
1800 }
1801 }
1802
1803 //Delete teh session if REASSOC failure occurred.
1804 if(resultCode != eSIR_SME_SUCCESS)
1805 {
1806 if(NULL != psessionEntry)
1807 {
1808 peDeleteSession(pMac,psessionEntry);
1809 psessionEntry = NULL;
1810 }
1811 }
1812 limSendSmeJoinReassocRsp(pMac, eWNI_SME_REASSOC_RSP, resultCode, protStatusCode,psessionEntry,
1813 smesessionId, smetransactionId);
1814} /*** end limHandleSmeReassocResult() ***/
1815
1816/**
Jeff Johnson295189b2012-06-20 16:38:30 -07001817 * limProcessMlmAddStaRsp()
1818 *
1819 *FUNCTION:
1820 * This function is called to process a WDA_ADD_STA_RSP from HAL.
1821 * Upon receipt of this message from HAL, MLME -
1822 * > Determines the "state" in which this message was received
1823 * > Forwards it to the appropriate callback
1824 *
1825 *ASSUMPTIONS:
1826 *
1827 *NOTE:
1828 *
1829 * @param pMac Pointer to Global MAC structure
1830 * @param tSirMsgQ The MsgQ header, which contains the response buffer
1831 *
1832 * @return None
1833 */
1834void limProcessMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry )
1835{
1836 //we need to process the deferred message since the initiating req. there might be nested request.
1837 //in the case of nested request the new request initiated from the response will take care of resetting
1838 //the deffered flag.
1839 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
Jeff Johnson295189b2012-06-20 16:38:30 -07001840 if ((psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07001841 || (psessionEntry->limSystemRole == eLIM_AP_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07001842 )
1843 {
1844 limProcessBtAmpApMlmAddStaRsp(pMac, limMsgQ,psessionEntry);
1845 return;
1846 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001847 limProcessStaMlmAddStaRsp(pMac, limMsgQ,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07001848}
1849void limProcessStaMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
1850{
1851 tLimMlmAssocCnf mlmAssocCnf;
1852 tpDphHashNode pStaDs;
1853 tANI_U32 mesgType = LIM_MLM_ASSOC_CNF;
1854 tpAddStaParams pAddStaParams = (tpAddStaParams) limMsgQ->bodyptr;
1855
1856 if(NULL == pAddStaParams )
1857 {
1858 limLog( pMac, LOGE, FL( "Encountered NULL Pointer\n" ));
1859 return;
1860 }
1861 if( eHAL_STATUS_SUCCESS == pAddStaParams->status )
1862 {
1863 if( eLIM_MLM_WT_ADD_STA_RSP_STATE != psessionEntry->limMlmState)
1864 {
1865 //TODO: any response to be sent out here ?
1866 limLog( pMac, LOGE,
1867 FL( "Received unexpected WDA_ADD_STA_RSP in state %X\n" ),
1868 psessionEntry->limMlmState);
1869 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
1870 goto end;
1871 }
1872 if (psessionEntry->limSmeState == eLIM_SME_WT_REASSOC_STATE)
1873 mesgType = LIM_MLM_REASSOC_CNF;
1874 //
1875 // Update the DPH Hash Entry for this STA
1876 // with proper state info
1877 //
1878 pStaDs = dphGetHashEntry( pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
1879 if( NULL != pStaDs)
1880 pStaDs->mlmStaContext.mlmState = eLIM_MLM_LINK_ESTABLISHED_STATE;
1881 else
1882 limLog( pMac, LOGW,
1883 FL( "Unable to get the DPH Hash Entry for AID - %d\n" ),
1884 DPH_STA_HASH_INDEX_PEER);
1885 psessionEntry->limMlmState = eLIM_MLM_LINK_ESTABLISHED_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07001886 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07001887 /*
1888 * Storing the self StaIndex(Generated by HAL) in session context,
1889 * instead of storing it in DPH Hash entry for Self STA.
1890 * DPH entry for the self STA stores the sta index for the BSS entry
1891 * to which the STA is associated.
1892 */
1893 psessionEntry->staId = pAddStaParams->staIdx;
1894 //if the AssocRsp frame is not acknowledged, then keep alive timer will take care of the state
Yathish9f22e662012-12-10 14:21:35 -08001895#ifdef WLAN_ACTIVEMODE_OFFLOAD_FEATURE
1896 if(!IS_ACTIVEMODE_OFFLOAD_FEATURE_ENABLE)
1897#endif
1898 {
1899 limReactivateHeartBeatTimer(pMac, psessionEntry);
1900 }
Jeff Johnsone7245742012-09-05 17:12:55 -07001901 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_KEEPALIVE_TIMER));
Jeff Johnson295189b2012-06-20 16:38:30 -07001902
1903 //assign the sessionId to the timer Object
1904 pMac->lim.limTimers.gLimKeepaliveTimer.sessionId = psessionEntry->peSessionId;
1905 if (tx_timer_activate(&pMac->lim.limTimers.gLimKeepaliveTimer) != TX_SUCCESS)
1906 limLog(pMac, LOGP, FL("Cannot activate keepalive timer.\n"));
1907#ifdef WLAN_DEBUG
1908 pMac->lim.gLimNumLinkEsts++;
1909#endif
1910 // Return Assoc confirm to SME with success
1911 // FIXME_GEN4 - Need the correct ASSOC RSP code to
1912 // be passed in here....
1913 //mlmAssocCnf.resultCode = (tSirResultCodes) assoc.statusCode;
1914 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_SUCCESS;
1915 }
1916 else
1917 {
Gopichand Nakkalad786fa32013-03-20 23:48:19 +05301918 limLog( pMac, LOGE, FL( "ADD_STA failed!"));
Jeff Johnson295189b2012-06-20 16:38:30 -07001919 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
1920 }
1921end:
1922 if( 0 != limMsgQ->bodyptr )
1923 {
1924 palFreeMemory( pMac->hHdd, (void *) pAddStaParams );
1925 }
1926 /* Updating PE session Id*/
1927 mlmAssocCnf.sessionId = psessionEntry->peSessionId;
1928 limPostSmeMessage( pMac, mesgType, (tANI_U32 *) &mlmAssocCnf );
1929 return;
1930}
1931void limProcessMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
1932{
1933 //we need to process the deferred message since the initiating req. there might be nested request.
1934 //in the case of nested request the new request initiated from the response will take care of resetting
1935 //the deffered flag.
1936 // tpPESession psessionEntry;
1937 // tpDeleteBssParams pDeleteBssParams =( tpDeleteBssParams)limMsgQ->bodyptr;
1938 // if((psessionEntry = peFindSessionBySessionId(pMac,pDeleteBssParams->sessionId)) == NULL)
1939 // {
1940 // limLog( pMac, LOGE, FL( "Session deos not exist with given sessionId\n" ));
1941 // return;
1942 // }
1943 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
Jeff Johnson295189b2012-06-20 16:38:30 -07001944
1945 if (((psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE) ||
1946 (psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07001947 || (psessionEntry->limSystemRole == eLIM_AP_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07001948 ) &&
1949 (psessionEntry->statypeForBss == STA_ENTRY_SELF))
1950 {
1951 limProcessBtAmpApMlmDelBssRsp(pMac, limMsgQ,psessionEntry);
1952 return;
1953 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001954 limProcessStaMlmDelBssRsp(pMac, limMsgQ,psessionEntry);
Madan Mohan Koyyalamudi01cba042013-01-10 21:56:05 -08001955
1956 if(!limIsInMCC(pMac))
1957 {
1958 WDA_TrafficStatsTimerActivate(FALSE);
1959 }
Chet Lanctot186b5732013-03-18 10:26:30 -07001960
1961#ifdef WLAN_FEATURE_11W
1962 if (psessionEntry->limRmfEnabled)
1963 {
1964 if ( eSIR_SUCCESS != limSendExcludeUnencryptInd(pMac, TRUE, psessionEntry) )
1965 {
1966 limLog( pMac, LOGE,
1967 FL( "Could not send down Exclude Unencrypted Indication!" ),
1968 psessionEntry->limMlmState );
1969 }
1970 }
1971#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07001972}
1973
1974void limProcessStaMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
1975{
1976 tpDeleteBssParams pDelBssParams = (tpDeleteBssParams) limMsgQ->bodyptr;
1977 tpDphHashNode pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
1978 tSirResultCodes statusCode = eSIR_SME_SUCCESS;
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05301979
1980 if (NULL == pDelBssParams)
1981 {
1982 limLog( pMac, LOGE, FL( "Invalid body pointer in message\n"));
1983 goto end;
1984 }
Jeff Johnson295189b2012-06-20 16:38:30 -07001985 if( eHAL_STATUS_SUCCESS == pDelBssParams->status )
1986 {
1987 PELOGW(limLog( pMac, LOGW,
1988 FL( "STA received the DEL_BSS_RSP for BSSID: %X.\n"),pDelBssParams->bssIdx);)
1989 if (limSetLinkState(pMac, eSIR_LINK_IDLE_STATE, psessionEntry->bssId,
1990 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)
1991
1992 {
1993 PELOGE(limLog( pMac, LOGE, FL( "Failure in setting link state to IDLE\n"));)
1994 statusCode = eSIR_SME_REFUSED;
1995 goto end;
1996 }
1997 if(pStaDs == NULL)
1998 {
1999 limLog( pMac, LOGE, FL( "DPH Entry for STA 1 missing.\n"));
2000 statusCode = eSIR_SME_REFUSED;
2001 goto end;
2002 }
2003 if( eLIM_MLM_WT_DEL_BSS_RSP_STATE != pStaDs->mlmStaContext.mlmState)
2004 {
2005 PELOGE(limLog( pMac, LOGE, FL( "Received unexpected WDA_DEL_BSS_RSP in state %X\n" ),
2006 pStaDs->mlmStaContext.mlmState);)
2007 statusCode = eSIR_SME_REFUSED;
2008 goto end;
2009 }
2010 PELOG1(limLog( pMac, LOG1, FL("STA AssocID %d MAC "), pStaDs->assocId );
2011 limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);)
2012 }
2013 else
2014 {
Gopichand Nakkalad786fa32013-03-20 23:48:19 +05302015 limLog( pMac, LOGE, FL( "DEL BSS failed!" ) );
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302016 palFreeMemory( pMac->hHdd, (void *) pDelBssParams );
Jeff Johnson295189b2012-06-20 16:38:30 -07002017 return;
2018 }
2019 end:
2020 if( 0 != limMsgQ->bodyptr )
2021 {
2022 palFreeMemory( pMac->hHdd, (void *) pDelBssParams );
2023 }
2024 if(pStaDs == NULL)
2025 return;
2026 if ( ((psessionEntry->limSystemRole == eLIM_STA_ROLE) || (psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE)) &&
2027 (psessionEntry->limSmeState != eLIM_SME_WT_DISASSOC_STATE &&
2028 psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE) &&
2029 pStaDs->mlmStaContext.cleanupTrigger != eLIM_JOIN_FAILURE)
2030 {
2031 /** The Case where the DelBss is invoked from
2032 * context of other than normal DisAssoc / Deauth OR
2033 * as part of Join Failure.
2034 */
2035 limHandleDelBssInReAssocContext(pMac, pStaDs,psessionEntry);
2036 return;
2037 }
2038 limPrepareAndSendDelStaCnf(pMac, pStaDs, statusCode,psessionEntry);
2039 return;
2040}
2041
Jeff Johnson295189b2012-06-20 16:38:30 -07002042void limProcessBtAmpApMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
2043{
2044 tSirResultCodes rc = eSIR_SME_SUCCESS;
Jeff Johnson43971f52012-07-17 12:26:56 -07002045 tSirRetStatus status;
Jeff Johnson295189b2012-06-20 16:38:30 -07002046 tpDeleteBssParams pDelBss = (tpDeleteBssParams) limMsgQ->bodyptr;
2047 tSirMacAddr nullBssid = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
2048
2049 if(psessionEntry == NULL)
2050 {
2051 limLog(pMac, LOGE,FL("Session entry passed is NULL\n"));
Jeff Johnsone7245742012-09-05 17:12:55 -07002052 if(pDelBss != NULL)
2053 palFreeMemory( pMac->hHdd, (void *) pDelBss );
Jeff Johnson295189b2012-06-20 16:38:30 -07002054 return;
2055 }
2056
2057 if (pDelBss == NULL)
2058 {
2059 PELOGE(limLog(pMac, LOGE, FL("BSS: DEL_BSS_RSP with no body!\n"));)
2060 rc = eSIR_SME_REFUSED;
2061 goto end;
2062 }
2063 pMac->lim.gLimMlmState = eLIM_MLM_IDLE_STATE;
Varun Reddy Yeturue3bbf6e2013-02-08 18:50:55 -08002064 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, NO_SESSION, pMac->lim.gLimMlmState));
2065
Jeff Johnson295189b2012-06-20 16:38:30 -07002066 if( eLIM_MLM_WT_DEL_BSS_RSP_STATE != psessionEntry->limMlmState)
2067 {
Jeff Johnsone7245742012-09-05 17:12:55 -07002068 limLog( pMac, LOGE,
Jeff Johnson43971f52012-07-17 12:26:56 -07002069 FL( "Received unexpected WDA_DEL_BSS_RSP in state %X" ),
2070 psessionEntry->limMlmState);
Jeff Johnsone7245742012-09-05 17:12:55 -07002071 rc = eSIR_SME_REFUSED;
2072 goto end;
Jeff Johnson295189b2012-06-20 16:38:30 -07002073 }
2074 if (pDelBss->status != eHAL_STATUS_SUCCESS)
2075 {
2076 limLog(pMac, LOGE, FL("BSS: DEL_BSS_RSP error (%x) Bss %d "),
2077 pDelBss->status, pDelBss->bssIdx);
2078 rc = eSIR_SME_STOP_BSS_FAILURE;
2079 goto end;
2080 }
Jeff Johnson43971f52012-07-17 12:26:56 -07002081 status = limSetLinkState(pMac, eSIR_LINK_IDLE_STATE, nullBssid,
Jeff Johnson295189b2012-06-20 16:38:30 -07002082 psessionEntry->selfMacAddr, NULL, NULL);
Jeff Johnson43971f52012-07-17 12:26:56 -07002083 if (status != eSIR_SUCCESS)
2084 {
2085 rc = eSIR_SME_REFUSED;
Jeff Johnson295189b2012-06-20 16:38:30 -07002086 goto end;
Jeff Johnson43971f52012-07-17 12:26:56 -07002087 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002088 /** Softmac may send all the buffered packets right after resuming the transmission hence
2089 * to occupy the medium during non channel occupancy period. So resume the transmission after
2090 * HAL gives back the response.
2091 */
Jeff Johnsone7245742012-09-05 17:12:55 -07002092#if 0 //TODO: How to handle this per session
Jeff Johnson295189b2012-06-20 16:38:30 -07002093 if (LIM_IS_RADAR_DETECTED(pMac))
2094 {
2095 limFrameTransmissionControl(pMac, eLIM_TX_BSS_BUT_BEACON, eLIM_RESUME_TX);
2096 LIM_SET_RADAR_DETECTED(pMac, eANI_BOOLEAN_FALSE);
2097 }
Jeff Johnsone7245742012-09-05 17:12:55 -07002098#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07002099 dphHashTableClassInit(pMac, &psessionEntry->dph.dphHashTable);//TBD-RAJESH is it needed ?
2100 limDeletePreAuthList(pMac);
Jeff Johnson295189b2012-06-20 16:38:30 -07002101 //Initialize number of associated stations during cleanup
Gopichand Nakkala777e6032012-12-31 16:39:21 -08002102 psessionEntry->gLimNumOfCurrentSTAs = 0;
Jeff Johnson295189b2012-06-20 16:38:30 -07002103 end:
2104 limSendSmeRsp(pMac, eWNI_SME_STOP_BSS_RSP, rc, psessionEntry->smeSessionId, psessionEntry->transactionId);
2105 peDeleteSession(pMac, psessionEntry);
2106
2107 if(pDelBss != NULL)
2108 palFreeMemory( pMac->hHdd, (void *) pDelBss );
2109}
2110
2111void limProcessMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
2112{
2113 //we need to process the deferred message since the initiating req. there might be nested request.
2114 //in the case of nested request the new request initiated from the response will take care of resetting
2115 //the deffered flag.
2116
2117 tpPESession psessionEntry;
2118 tpDeleteStaParams pDeleteStaParams;
2119 pDeleteStaParams = (tpDeleteStaParams)limMsgQ->bodyptr;
2120 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302121
2122 if(NULL == pDeleteStaParams ||
2123 NULL == (psessionEntry = peFindSessionBySessionId(pMac, pDeleteStaParams->sessionId)))
Jeff Johnson295189b2012-06-20 16:38:30 -07002124 {
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302125 limLog(pMac, LOGP,FL("Session Does not exist or invalid body pointer in message\n"));
Jeff Johnsone7245742012-09-05 17:12:55 -07002126 if(pDeleteStaParams != NULL)
2127 palFreeMemory( pMac->hHdd, (void *) pDeleteStaParams );
Jeff Johnson295189b2012-06-20 16:38:30 -07002128 return;
2129 }
2130
Jeff Johnson295189b2012-06-20 16:38:30 -07002131 if ((psessionEntry->limSystemRole == eLIM_BT_AMP_AP_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07002132 || (psessionEntry->limSystemRole == eLIM_AP_ROLE)
Jeff Johnson295189b2012-06-20 16:38:30 -07002133 )
2134 {
2135 limProcessBtAmpApMlmDelStaRsp(pMac,limMsgQ,psessionEntry);
2136 return;
2137 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002138 limProcessStaMlmDelStaRsp(pMac, limMsgQ,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07002139}
2140
Jeff Johnson295189b2012-06-20 16:38:30 -07002141void limProcessBtAmpApMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
2142{
2143 tpDeleteStaParams pDelStaParams = (tpDeleteStaParams) limMsgQ->bodyptr;
2144 tpDphHashNode pStaDs;
2145 tSirResultCodes statusCode = eSIR_SME_SUCCESS;
2146 if(limMsgQ->bodyptr == NULL)
2147 {
2148 return;
2149 }
2150
2151 pStaDs = dphGetHashEntry(pMac, pDelStaParams->assocId, &psessionEntry->dph.dphHashTable);
2152 if(pStaDs == NULL)
2153 {
2154 limLog( pMac, LOGE,
2155 FL( "DPH Entry for STA %X missing.\n"), pDelStaParams->assocId);
2156 statusCode = eSIR_SME_REFUSED;
2157 palFreeMemory( pMac->hHdd, (void *) pDelStaParams );
2158
2159 return;
2160 }
2161 if( eHAL_STATUS_SUCCESS == pDelStaParams->status )
2162 {
2163 limLog( pMac, LOGW,
2164 FL( "AP received the DEL_STA_RSP for assocID: %X.\n"), pDelStaParams->assocId);
2165
2166 if(( eLIM_MLM_WT_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState) &&
2167 ( eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState))
2168 {
2169 limLog( pMac, LOGE,
2170 FL( "Received unexpected WDA_DEL_STA_RSP in state %s for staId %d assocId %d \n" ),
2171 limMlmStateStr(pStaDs->mlmStaContext.mlmState), pStaDs->staIndex, pStaDs->assocId);
2172 statusCode = eSIR_SME_REFUSED;
2173 goto end;
2174 }
2175
2176 limLog( pMac, LOG1,
2177 FL("Deleted STA AssocID %d staId %d MAC "),
2178 pStaDs->assocId, pStaDs->staIndex);
2179 limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);
2180 if(eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE == pStaDs->mlmStaContext.mlmState)
2181 {
2182 palFreeMemory( pMac->hHdd, (void *) pDelStaParams );
Gopichand Nakkala681989c2013-03-06 22:27:48 -08002183 if (limAddSta(pMac, pStaDs, false, psessionEntry) != eSIR_SUCCESS)
Jeff Johnson295189b2012-06-20 16:38:30 -07002184 {
2185 PELOGE(limLog(pMac, LOGE,
2186 FL("could not Add STA with assocId=%d\n"),
2187 pStaDs->assocId);)
2188 // delete the TS if it has already been added.
2189 // send the response with error status.
2190 if(pStaDs->qos.addtsPresent)
2191 {
2192 tpLimTspecInfo pTspecInfo;
2193 if(eSIR_SUCCESS == limTspecFindByAssocId(pMac, pStaDs->assocId,
2194 &pStaDs->qos.addts.tspec, &pMac->lim.tspecInfo[0], &pTspecInfo))
2195 {
2196 limAdmitControlDeleteTS(pMac, pStaDs->assocId, &pStaDs->qos.addts.tspec.tsinfo,
2197 NULL, &pTspecInfo->idx);
2198 }
2199 }
2200 limRejectAssociation(pMac,
2201 pStaDs->staAddr,
2202 pStaDs->mlmStaContext.subType,
2203 true, pStaDs->mlmStaContext.authType,
2204 pStaDs->assocId, true,
2205 (tSirResultCodes) eSIR_MAC_UNSPEC_FAILURE_STATUS,
2206 psessionEntry);
2207 }
2208 return;
2209 }
2210 }
2211 else
2212 {
2213 limLog( pMac, LOGW,
2214 FL( "DEL STA failed!\n" ));
2215 statusCode = eSIR_SME_REFUSED;
2216 }
2217 end:
2218 palFreeMemory( pMac->hHdd, (void *) pDelStaParams );
2219 if(eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState)
2220 {
2221 limPrepareAndSendDelStaCnf(pMac, pStaDs, statusCode,psessionEntry);
2222 }
2223 return;
2224}
2225
2226void limProcessStaMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
2227{
2228 tSirResultCodes statusCode = eSIR_SME_SUCCESS;
2229 tpDeleteStaParams pDelStaParams = (tpDeleteStaParams) limMsgQ->bodyptr;
2230 tpDphHashNode pStaDs = NULL;
2231 if(NULL == pDelStaParams )
2232 {
2233 limLog( pMac, LOGE, FL( "Encountered NULL Pointer\n" ));
2234 goto end;
2235 }
2236 if( eHAL_STATUS_SUCCESS == pDelStaParams->status )
2237 {
2238 pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
2239 if (pStaDs == NULL)
2240 {
2241 //TODO: any response to be sent out here ?
2242 limLog( pMac, LOGE, FL( "DPH Entry for STA %X missing.\n"),
2243 pDelStaParams->assocId);
2244 statusCode = eSIR_SME_REFUSED;
2245 goto end;
2246 }
2247 if( eLIM_MLM_WT_DEL_STA_RSP_STATE != psessionEntry->limMlmState)
2248 {
2249 //TODO: any response to be sent out here ?
2250 limLog( pMac, LOGE, FL( "Received unexpected WDA_DELETE_STA_RSP in state %s\n" ),
2251 limMlmStateStr(psessionEntry->limMlmState));
2252 statusCode = eSIR_SME_REFUSED;
2253 goto end;
2254 }
2255 PELOG1(limLog( pMac, LOG1, FL("STA AssocID %d MAC "), pStaDs->assocId );
2256 limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);)
2257 limLog( pMac, LOGW, FL( "DEL_STA_RSP received for assocID: %X\n"), pDelStaParams->assocId);
2258 //we must complete all cleanup related to delSta before calling limDelBSS.
2259 if( 0 != limMsgQ->bodyptr )
2260 {
2261 palFreeMemory( pMac->hHdd, (void *) pDelStaParams );
2262 }
2263 statusCode = (tSirResultCodes) limDelBss(pMac, pStaDs, 0,psessionEntry);
2264 return;
2265 }
2266 else
2267 {
Gopichand Nakkalad786fa32013-03-20 23:48:19 +05302268 limLog( pMac, LOGE, FL( "DEL_STA failed for sta Id %d\n" ), pStaDs->staIndex);
Jeff Johnson295189b2012-06-20 16:38:30 -07002269 statusCode = eSIR_SME_REFUSED;
2270 }
2271end:
2272 if( 0 != limMsgQ->bodyptr )
2273 {
2274 palFreeMemory( pMac->hHdd, (void *) pDelStaParams );
2275 }
2276 return;
2277}
2278
Jeff Johnson295189b2012-06-20 16:38:30 -07002279void limProcessBtAmpApMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
2280{
2281 tpAddStaParams pAddStaParams = (tpAddStaParams) limMsgQ->bodyptr;
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302282 tpDphHashNode pStaDs = NULL;
2283
2284 if (NULL == pAddStaParams)
2285 {
2286 limLog( pMac, LOGE, FL( "Invalid body pointer in message\n"));
2287 goto end;
2288 }
2289
2290 pStaDs = dphGetHashEntry(pMac, pAddStaParams->assocId, &psessionEntry->dph.dphHashTable);
Jeff Johnson295189b2012-06-20 16:38:30 -07002291 if(pStaDs == NULL)
2292 {
2293 //TODO: any response to be sent out here ?
2294 limLog( pMac, LOGE, FL( "DPH Entry for STA %X missing.\n"), pAddStaParams->assocId);
2295 goto end;
2296 }
2297 //
2298 // TODO & FIXME_GEN4
2299 // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
2300 //
2301 //TODO: any check for pMac->lim.gLimMlmState ?
2302 if( eLIM_MLM_WT_ADD_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState)
2303 {
2304 //TODO: any response to be sent out here ?
2305 limLog( pMac, LOGE,
2306 FL( "Received unexpected WDA_ADD_STA_RSP in state %X\n" ),
2307 pStaDs->mlmStaContext.mlmState);
2308 goto end;
2309 }
2310 if(eHAL_STATUS_SUCCESS != pAddStaParams->status)
2311 {
2312 PELOGE(limLog(pMac, LOGE, FL("Error! rcvd delSta rsp from HAL with status %d\n"),pAddStaParams->status);)
2313 limRejectAssociation(pMac, pStaDs->staAddr,
2314 pStaDs->mlmStaContext.subType,
2315 true, pStaDs->mlmStaContext.authType,
2316 pStaDs->assocId, true,
2317 (tSirResultCodes) eSIR_MAC_UNSPEC_FAILURE_STATUS,
2318 psessionEntry);
2319 goto end;
2320 }
2321 pStaDs->bssId = pAddStaParams->bssIdx;
2322 pStaDs->staIndex = pAddStaParams->staIdx;
2323 //if the AssocRsp frame is not acknowledged, then keep alive timer will take care of the state
2324 pStaDs->valid = 1;
2325 pStaDs->mlmStaContext.mlmState = eLIM_MLM_WT_ASSOC_CNF_STATE;
2326 limLog( pMac, LOG1,
2327 FL("STA AssocID %d staId %d MAC "),
2328 pStaDs->assocId,
2329 pStaDs->staIndex);
2330 limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);
2331
2332 /* For BTAMP-AP, the flow sequence shall be:
2333 * 1) PE sends eWNI_SME_ASSOC_IND to SME
2334 * 2) PE receives eWNI_SME_ASSOC_CNF from SME
2335 * 3) BTAMP-AP sends Re/Association Response to BTAMP-STA
2336 */
2337 limSendMlmAssocInd(pMac, pStaDs, psessionEntry);
2338 // fall though to reclaim the original Add STA Response message
2339end:
2340 if( 0 != limMsgQ->bodyptr )
2341 {
2342 palFreeMemory( pMac->hHdd, (void *) pAddStaParams );
2343 }
2344 return;
2345}
2346
2347/**
2348 * limProcessApMlmAddBssRsp()
2349 *
2350 *FUNCTION:
2351 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
2352 * Upon receipt of this message from HAL, MLME -
2353 * > Validates the result of WDA_ADD_BSS_REQ
2354 * > Init other remaining LIM variables
2355 * > Init the AID pool, for that BSSID
2356 * > Init the Pre-AUTH list, for that BSSID
2357 * > Create LIM timers, specific to that BSSID
2358 * > Init DPH related parameters that are specific to that BSSID
2359 * > TODO - When do we do the actual change channel?
2360 *
2361 *LOGIC:
2362 * SME sends eWNI_SME_START_BSS_REQ to LIM
2363 * LIM sends LIM_MLM_START_REQ to MLME
2364 * MLME sends WDA_ADD_BSS_REQ to HAL
2365 * HAL responds with WDA_ADD_BSS_RSP to MLME
2366 * MLME responds with LIM_MLM_START_CNF to LIM
2367 * LIM responds with eWNI_SME_START_BSS_RSP to SME
2368 *
2369 *ASSUMPTIONS:
2370 * tSirMsgQ.body is allocated by MLME during limProcessMlmStartReq
2371 * tSirMsgQ.body will now be freed by this routine
2372 *
2373 *NOTE:
2374 *
2375 * @param pMac Pointer to Global MAC structure
2376 * @param tSirMsgQ The MsgQ header, which contains the response buffer
2377 *
2378 * @return None
2379 */
2380static void
2381limProcessApMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ)
2382{
2383 tLimMlmStartCnf mlmStartCnf;
2384 tANI_U32 val;
2385 tpPESession psessionEntry;
2386// tANI_U8 sessionId;
2387 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
2388 if(NULL == pAddBssParams )
2389 {
2390 limLog( pMac, LOGE, FL( "Encountered NULL Pointer\n" ));
2391 goto end;
2392 }
2393 //TBD: free the memory before returning, do it for all places where lookup fails.
2394 if((psessionEntry = peFindSessionBySessionId(pMac,pAddBssParams->sessionId))== NULL)
2395 {
2396 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId\n"));)
Jeff Johnsone7245742012-09-05 17:12:55 -07002397 if( NULL != pAddBssParams )
2398 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
Jeff Johnson295189b2012-06-20 16:38:30 -07002399 return;
2400 }
2401 /* Update PE session Id*/
2402 mlmStartCnf.sessionId = pAddBssParams->sessionId;
2403 if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
2404 {
2405 PELOG2(limLog(pMac, LOG2, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS\n"));)
2406 if (limSetLinkState(pMac, eSIR_LINK_AP_STATE,psessionEntry->bssId,
2407 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
2408 goto end;
2409 // Set MLME state
2410 psessionEntry->limMlmState = eLIM_MLM_BSS_STARTED_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07002411 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07002412 if( eSIR_IBSS_MODE == pAddBssParams->bssType )
2413 {
2414 /** IBSS is 'active' when we receive
2415 * Beacon frames from other STAs that are part of same IBSS.
2416 * Mark internal state as inactive until then.
2417 */
2418 psessionEntry->limIbssActive = false;
2419 psessionEntry->statypeForBss = STA_ENTRY_PEER; //to know session created for self/peer
2420 limResetHBPktCount( psessionEntry );
2421 limHeartBeatDeactivateAndChangeTimer(pMac, psessionEntry);
Jeff Johnsone7245742012-09-05 17:12:55 -07002422 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_HEART_BEAT_TIMER));
Jeff Johnson295189b2012-06-20 16:38:30 -07002423 if (limActivateHearBeatTimer(pMac) != TX_SUCCESS)
2424 limLog(pMac, LOGP, FL("could not activate Heartbeat timer\n"));
2425 }
2426 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
2427
Jeff Johnson295189b2012-06-20 16:38:30 -07002428 psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;
Jeff Johnson295189b2012-06-20 16:38:30 -07002429
Jeff Johnson295189b2012-06-20 16:38:30 -07002430 if ( eSIR_INFRA_AP_MODE == pAddBssParams->bssType )
2431 psessionEntry->limSystemRole = eLIM_AP_ROLE;
2432 else
2433 psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;
Jeff Johnson295189b2012-06-20 16:38:30 -07002434 schEdcaProfileUpdate(pMac, psessionEntry);
2435 limInitPreAuthList(pMac);
Gopichand Nakkala777e6032012-12-31 16:39:21 -08002436 limInitPeerIdxpool(pMac,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07002437 // Create timers used by LIM
2438 if (!pMac->lim.gLimTimersCreated)
2439 limCreateTimers(pMac);
Madan Mohan Koyyalamudi788b4ee2012-09-25 10:42:09 -07002440
2441 // Start OLBC timer
2442 if (tx_timer_activate(&pMac->lim.limTimers.gLimUpdateOlbcCacheTimer) != TX_SUCCESS)
2443 {
2444 limLog(pMac, LOGE, FL("tx_timer_activate failed\n"));
2445 }
2446
Jeff Johnson295189b2012-06-20 16:38:30 -07002447 /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
2448 if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
2449 limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!\n"));
2450 pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
2451 // Apply previously set configuration at HW
2452 limApplyConfiguration(pMac,psessionEntry);
2453 psessionEntry->staId = pAddBssParams->staContext.staIdx;
2454 mlmStartCnf.resultCode = eSIR_SME_SUCCESS;
2455 }
2456 else
2457 {
2458 limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d\n" ),pAddBssParams->status );
2459 mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
2460 }
2461 limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
2462 end:
2463 if( 0 != limMsgQ->bodyptr )
2464 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
2465}
2466
2467
2468/**
2469 * limProcessIbssMlmAddBssRsp()
2470 *
2471 *FUNCTION:
2472 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
2473 * Upon receipt of this message from HAL, MLME -
2474 * > Validates the result of WDA_ADD_BSS_REQ
2475 * > Init other remaining LIM variables
2476 * > Init the AID pool, for that BSSID
2477 * > Init the Pre-AUTH list, for that BSSID
2478 * > Create LIM timers, specific to that BSSID
2479 * > Init DPH related parameters that are specific to that BSSID
2480 * > TODO - When do we do the actual change channel?
2481 *
2482 *LOGIC:
2483 * SME sends eWNI_SME_START_BSS_REQ to LIM
2484 * LIM sends LIM_MLM_START_REQ to MLME
2485 * MLME sends WDA_ADD_BSS_REQ to HAL
2486 * HAL responds with WDA_ADD_BSS_RSP to MLME
2487 * MLME responds with LIM_MLM_START_CNF to LIM
2488 * LIM responds with eWNI_SME_START_BSS_RSP to SME
2489 *
2490 *ASSUMPTIONS:
2491 * tSirMsgQ.body is allocated by MLME during limProcessMlmStartReq
2492 * tSirMsgQ.body will now be freed by this routine
2493 *
2494 *NOTE:
2495 *
2496 * @param pMac Pointer to Global MAC structure
2497 * @param tSirMsgQ The MsgQ header, which contains the response buffer
2498 *
2499 * @return None
2500 */
2501static void
2502limProcessIbssMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
2503{
2504 tLimMlmStartCnf mlmStartCnf;
2505 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
2506 tANI_U32 val;
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302507
2508 if (NULL == pAddBssParams)
2509 {
2510 limLog( pMac, LOGE, FL( "Invalid body pointer in message\n"));
2511 goto end;
2512 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002513 if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
2514 {
2515 PELOG1(limLog(pMac, LOG1, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS\n"));)
2516 if (limSetLinkState(pMac, eSIR_LINK_IBSS_STATE,psessionEntry->bssId,
2517 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
2518 goto end;
2519 // Set MLME state
2520 psessionEntry->limMlmState = eLIM_MLM_BSS_STARTED_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07002521 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07002522 /** IBSS is 'active' when we receive
2523 * Beacon frames from other STAs that are part of same IBSS.
2524 * Mark internal state as inactive until then.
2525 */
2526 psessionEntry->limIbssActive = false;
2527 limResetHBPktCount( psessionEntry );
2528 /* Timer related functions are not modified for BT-AMP : To be Done */
2529 limHeartBeatDeactivateAndChangeTimer(pMac, psessionEntry);
Jeff Johnsone7245742012-09-05 17:12:55 -07002530 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_HEART_BEAT_TIMER));
Jeff Johnson295189b2012-06-20 16:38:30 -07002531 if (limActivateHearBeatTimer(pMac) != TX_SUCCESS)
2532 limLog(pMac, LOGP, FL("could not activate Heartbeat timer\n"));
2533 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
2534 psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;
2535 psessionEntry->statypeForBss = STA_ENTRY_SELF;
2536 schEdcaProfileUpdate(pMac, psessionEntry);
2537 //TBD-RAJESH limInitPreauthList should re removed for IBSS also ?????
2538 //limInitPreAuthList(pMac);
Gopichand Nakkala777e6032012-12-31 16:39:21 -08002539 limInitPeerIdxpool(pMac,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07002540 // Create timers used by LIM
2541#ifdef FIXME_GEN6 //following code may not be required, as limCreateTimers is now invoked from limInitialize (peStart)
2542 if (!pMac->lim.gLimTimersCreated)
2543 limCreateTimers(pMac);
2544#endif
2545 /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
2546 if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
2547 limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!\n"));
2548 pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
2549 // Apply previously set configuration at HW
2550 limApplyConfiguration(pMac,psessionEntry);
2551 psessionEntry->staId = pAddBssParams->staContext.staIdx;
2552 mlmStartCnf.resultCode = eSIR_SME_SUCCESS;
2553 //If ADD BSS was issued as part of IBSS coalescing, don't send the message to SME, as that is internal to LIM
2554 if(true == pMac->lim.gLimIbssCoalescingHappened)
2555 {
2556 limIbssAddBssRspWhenCoalescing(pMac, limMsgQ->bodyptr, psessionEntry);
2557 goto end;
2558 }
2559 }
2560 else
2561 {
2562 limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d\n" ),
2563 pAddBssParams->status );
2564 mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
2565 }
2566 //Send this message to SME, when ADD_BSS is initiated by SME
2567 //If ADD_BSS is done as part of coalescing, this won't happen.
2568 /* Update PE session Id*/
2569 mlmStartCnf.sessionId =psessionEntry->peSessionId;
2570 limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
2571 end:
2572 if( 0 != limMsgQ->bodyptr )
2573 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
2574}
2575
2576static void
2577limProcessStaMlmAddBssRspPreAssoc( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ, tpPESession psessionEntry )
2578{
2579 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
2580 tAniAuthType cfgAuthType, authMode;
2581 tLimMlmAuthReq *pMlmAuthReq;
2582 tpDphHashNode pStaDs = NULL;
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05302583
2584 if (NULL == pAddBssParams)
2585 {
2586 limLog( pMac, LOGE, FL( "Invalid body pointer in message\n"));
2587 goto joinFailure;
2588 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002589 if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
2590 {
2591 if ((pStaDs = dphAddHashEntry(pMac, pAddBssParams->staContext.staMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable)) == NULL)
2592 {
2593 // Could not add hash table entry
2594 PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for \n"));)
2595 limPrintMacAddr(pMac, pAddBssParams->staContext.staMac, LOGE);
2596 goto joinFailure;
2597 }
2598 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
2599 //Success, handle below
2600 pStaDs->bssId = pAddBssParams->bssIdx;
2601 //STA Index(genr by HAL) for the BSS entry is stored here
2602 pStaDs->staIndex = pAddBssParams->staContext.staIdx;
2603 // Trigger Authentication with AP
2604 if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATION_TYPE,
2605 (tANI_U32 *) &cfgAuthType) != eSIR_SUCCESS)
2606 {
2607 /**
2608 * Could not get AuthType from CFG.
2609 * Log error.
2610 */
2611 limLog(pMac, LOGP,
2612 FL("could not retrieve AuthType\n"));
2613 }
2614 if (cfgAuthType == eSIR_AUTO_SWITCH)
2615 authMode = eSIR_OPEN_SYSTEM; // Try Open Authentication first
2616 else
2617 authMode = cfgAuthType;
2618
2619 // Trigger MAC based Authentication
2620 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pMlmAuthReq, sizeof(tLimMlmAuthReq)))
2621 {
2622 // Log error
2623 limLog(pMac, LOGP,
2624 FL("call to palAllocateMemory failed for mlmAuthReq\n"));
2625 return;
2626 }
2627 #if 0
2628 val = sizeof(tSirMacAddr);
2629 if (wlan_cfgGetStr(pMac, WNI_CFG_BSSID,
2630 pMlmAuthReq->peerMacAddr,
2631 &val) != eSIR_SUCCESS)
2632 {
2633 /// Could not get BSSID from CFG. Log error.
2634 limLog(pMac, LOGP, FL("could not retrieve BSSID\n"));
2635 }
2636 #endif //TO SUPPORT BT-AMP
2637 sirCopyMacAddr(pMlmAuthReq->peerMacAddr,psessionEntry->bssId);
2638
2639 pMlmAuthReq->authType = authMode;
2640 if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT,
2641 (tANI_U32 *) &pMlmAuthReq->authFailureTimeout)
2642 != eSIR_SUCCESS)
2643 {
2644 /**
2645 * Could not get AuthFailureTimeout
2646 * value from CFG. Log error.
2647 */
2648 limLog(pMac, LOGP,
2649 FL("could not retrieve AuthFailureTimeout value\n"));
2650 }
2651 // SUNIT_FIX_ME: Set BOTH? Assume not. Please verify here and below.
2652 //pMac->lim.gLimMlmState = eLIM_MLM_JOINED_STATE;
2653 psessionEntry->limMlmState = eLIM_MLM_JOINED_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07002654 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, eLIM_MLM_JOINED_STATE));
Jeff Johnson295189b2012-06-20 16:38:30 -07002655 pMlmAuthReq->sessionId = psessionEntry->peSessionId;
2656 psessionEntry->limPrevSmeState = psessionEntry->limSmeState;
2657 psessionEntry->limSmeState = eLIM_SME_WT_AUTH_STATE;
2658 // remember staId in case of assoc timeout/failure handling
2659 psessionEntry->staId = pAddBssParams->staContext.staIdx;
2660
Jeff Johnsone7245742012-09-05 17:12:55 -07002661 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07002662 limPostMlmMessage(pMac,
2663 LIM_MLM_AUTH_REQ,
2664 (tANI_U32 *) pMlmAuthReq);
2665 return;
2666 }
2667
2668joinFailure:
2669 {
2670 psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07002671 MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
Jeff Johnson295189b2012-06-20 16:38:30 -07002672
2673 /// Send Join response to Host
2674 limHandleSmeJoinResult(pMac, eSIR_SME_REFUSED, eSIR_MAC_UNSPEC_FAILURE_STATUS, psessionEntry);
2675
2676 }
2677
2678}
2679
2680#ifdef WLAN_FEATURE_VOWIFI_11R
2681/*------------------------------------------------------------------------------------------
2682 *
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002683 * Function to handle callback after setting link state to post assoc.
Jeff Johnson295189b2012-06-20 16:38:30 -07002684 *
2685 *
2686 *------------------------------------------------------------------------------------------
2687 */
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002688void limSetLinkStateForPostAssocCallback(tpAniSirGlobal pMac, void *msgParam )
Jeff Johnson295189b2012-06-20 16:38:30 -07002689{
Jeff Johnson295189b2012-06-20 16:38:30 -07002690 tLimMlmReassocCnf mlmReassocCnf; // keep sme
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002691 tSetLinkCbackParams * pCbackParams = (tSetLinkCbackParams *)msgParam;
2692 tpPESession psessionEntry = NULL;
2693 tpAddBssParams pAddBssParams = NULL;
2694 tpDphHashNode pStaDs = NULL;
2695 tpAddStaParams pAddStaParams = NULL;
2696 tLimMlmReassocReq * pMlmReassocReq = NULL;
2697 tANI_U32 listenInterval = WNI_CFG_LISTEN_INTERVAL_STADEF;
2698
2699 /* Sanity Checks */
2700 if (pCbackParams == NULL)
2701 {
2702 PELOGE(limLog(pMac, LOGE, FL("Invalid parameters\n"));)
2703 goto end;
2704 }
2705
2706 pAddBssParams = (tpAddBssParams)(pCbackParams->cbackDataPtr);
2707
2708 if (pAddBssParams == NULL)
2709 {
2710 PELOGE(limLog(pMac, LOGE, FL("Invalid parameters\n"));)
2711 goto end;
2712 }
2713
2714 if((psessionEntry = peFindSessionBySessionId(pMac,pAddBssParams->sessionId))== NULL)
2715 {
2716 limLog( pMac, LOGE, FL( "Session Does not exist for given sessionId\n" ));
2717 if( NULL != pAddBssParams )
2718 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
2719 goto end;
2720 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002721
2722 pMlmReassocReq = (tLimMlmReassocReq *)(psessionEntry->pLimMlmReassocReq);
2723
Hoonki Lee1090c6a2013-01-16 17:40:54 -08002724 limPrintMacAddr(pMac, pAddBssParams->bssId, LOG1);
Jeff Johnson295189b2012-06-20 16:38:30 -07002725
2726 if ((pStaDs = dphAddHashEntry(pMac, pAddBssParams->bssId, DPH_STA_HASH_INDEX_PEER,
2727 &psessionEntry->dph.dphHashTable)) == NULL)
2728 {
2729 // Could not add hash table entry
2730 PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for \n"));)
2731 limPrintMacAddr(pMac, pAddBssParams->staContext.staMac, LOGE);
2732 goto end;
2733 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002734 // Prepare and send Reassociation request frame
2735 // start reassoc timer.
2736 pMac->lim.limTimers.gLimReassocFailureTimer.sessionId = psessionEntry->peSessionId;
2737 /// Start reassociation failure timer
Jeff Johnsone7245742012-09-05 17:12:55 -07002738 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_REASSOC_FAIL_TIMER));
Jeff Johnson295189b2012-06-20 16:38:30 -07002739 if (tx_timer_activate(&pMac->lim.limTimers.gLimReassocFailureTimer)
2740 != TX_SUCCESS)
2741 {
2742 /// Could not start reassoc failure timer.
2743 // Log error
2744 limLog(pMac, LOGP,
2745 FL("could not start Reassociation failure timer\n"));
2746 // Return Reassoc confirm with
2747 // Resources Unavailable
2748 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
2749 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
2750 goto end;
2751 }
Madan Mohan Koyyalamudi61bc5662012-11-02 14:33:10 -07002752#if defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_CCX) || defined(FEATURE_WLAN_LFR)
2753 pMac->lim.pSessionEntry = psessionEntry;
2754 if(NULL == pMac->lim.pSessionEntry->pLimMlmReassocRetryReq)
2755 {
2756 /* Take a copy of reassoc request for retrying */
2757 if ( !HAL_STATUS_SUCCESS(palAllocateMemory(pMac->hHdd, (void **)&pMac->lim.pSessionEntry->pLimMlmReassocRetryReq, sizeof(tLimMlmReassocReq))) ) goto end;
2758 palZeroMemory(pMac->hHdd, pMac->lim.pSessionEntry->pLimMlmReassocRetryReq, sizeof(tLimMlmReassocReq));
2759 palCopyMemory( pMac->hHdd,pMac->lim.pSessionEntry->pLimMlmReassocRetryReq, psessionEntry->pLimMlmReassocReq, sizeof(tLimMlmReassocReq));
2760 }
2761 pMac->lim.reAssocRetryAttempt = 0;
2762#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07002763 limSendReassocReqWithFTIEsMgmtFrame(pMac, psessionEntry->pLimMlmReassocReq, psessionEntry);
Madan Mohan Koyyalamudi61bc5662012-11-02 14:33:10 -07002764
Jeff Johnson295189b2012-06-20 16:38:30 -07002765 psessionEntry->limPrevMlmState = psessionEntry->limMlmState;
2766 psessionEntry->limMlmState = eLIM_MLM_WT_FT_REASSOC_RSP_STATE;
Varun Reddy Yeturue3bbf6e2013-02-08 18:50:55 -08002767 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, eLIM_MLM_WT_FT_REASSOC_RSP_STATE));
Hoonki Lee1090c6a2013-01-16 17:40:54 -08002768 PELOGE(limLog(pMac, LOG1, FL("Set the mlm state to %d session=%d"),
Jeff Johnson295189b2012-06-20 16:38:30 -07002769 psessionEntry->limMlmState, psessionEntry->peSessionId);)
2770
2771 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
2772
2773 //Success, handle below
2774 pStaDs->bssId = pAddBssParams->bssIdx;
2775 //STA Index(genr by HAL) for the BSS entry is stored here
2776 pStaDs->staIndex = pAddBssParams->staContext.staIdx;
2777 pStaDs->ucUcastSig = pAddBssParams->staContext.ucUcastSig;
2778 pStaDs->ucBcastSig = pAddBssParams->staContext.ucBcastSig;
2779
Jeff Johnson295189b2012-06-20 16:38:30 -07002780#if defined WLAN_FEATURE_VOWIFI
2781 rrmCacheMgmtTxPower( pMac, pAddBssParams->txMgmtPower, psessionEntry );
2782#endif
2783
2784 if( eHAL_STATUS_SUCCESS !=
2785 palAllocateMemory( pMac->hHdd, (void **) &pAddStaParams, sizeof( tAddStaParams )))
2786 {
2787 limLog( pMac, LOGP, FL( "Unable to PAL allocate memory during ADD_STA\n" ));
2788 return;
2789 }
2790 palZeroMemory( pMac->hHdd, (tANI_U8 *) pAddStaParams, sizeof(tAddStaParams));
2791
2792 /// Add STA context at MAC HW (BMU, RHP & TFP)
2793 palCopyMemory( pMac->hHdd, (tANI_U8 *) pAddStaParams->staMac,
2794 (tANI_U8 *) psessionEntry->selfMacAddr, sizeof(tSirMacAddr));
2795
2796 palCopyMemory( pMac->hHdd, (tANI_U8 *) pAddStaParams->bssId,
2797 psessionEntry->bssId, sizeof(tSirMacAddr));
2798
2799 // Update this when we get reassoc rsp , with success.
2800 // pAddStaParams->assocId = psessionEntry->limAID;
2801
2802 pAddStaParams->staType = STA_ENTRY_SELF;
2803 pAddStaParams->status = eHAL_STATUS_SUCCESS;
2804 pAddStaParams->respReqd = 1;
2805
2806 /* Update PE session ID */
2807 pAddStaParams->sessionId = psessionEntry->peSessionId;
2808
2809 // This will indicate HAL to "allocate" a new STA index
2810 pAddStaParams->staIdx = HAL_STA_INVALID_IDX;
2811 pAddStaParams->updateSta = FALSE;
2812
2813 pAddStaParams->shortPreambleSupported = (tANI_U8)psessionEntry->beaconParams.fShortPreamble;
Jeff Johnsone7245742012-09-05 17:12:55 -07002814#ifdef WLAN_FEATURE_11AC
2815 limPopulateOwnRateSet(pMac, &pAddStaParams->supportedRates, NULL, false,psessionEntry, NULL);
2816#else
Jeff Johnson295189b2012-06-20 16:38:30 -07002817 limPopulateOwnRateSet(pMac, &pAddStaParams->supportedRates, NULL, false,psessionEntry);
Jeff Johnsone7245742012-09-05 17:12:55 -07002818#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07002819
Jeff Johnsone7245742012-09-05 17:12:55 -07002820 if( psessionEntry->htCapability)
Jeff Johnson295189b2012-06-20 16:38:30 -07002821 {
Jeff Johnsone7245742012-09-05 17:12:55 -07002822 pAddStaParams->htCapable = psessionEntry->htCapability;
Jeff Johnson295189b2012-06-20 16:38:30 -07002823#ifdef DISABLE_GF_FOR_INTEROP
2824 /*
2825 * To resolve the interop problem with Broadcom AP,
2826 * where TQ STA could not pass traffic with GF enabled,
2827 * TQ STA will do Greenfield only with TQ AP, for
2828 * everybody else it will be turned off.
Jeff Johnsone7245742012-09-05 17:12:55 -07002829 */
Jeff Johnson295189b2012-06-20 16:38:30 -07002830 if( (psessionEntry->pLimJoinReq != NULL) && (!psessionEntry->pLimJoinReq->bssDescription.aniIndicator))
2831 {
2832 limLog( pMac, LOGE, FL(" Turning off Greenfield, when adding self entry"));
2833 pAddStaParams->greenFieldCapable = WNI_CFG_GREENFIELD_CAPABILITY_DISABLE;
2834 }
2835 else
2836#endif
2837
Jeff Johnson295189b2012-06-20 16:38:30 -07002838 pAddStaParams->greenFieldCapable = limGetHTCapability( pMac, eHT_GREENFIELD, psessionEntry);
2839 pAddStaParams->txChannelWidthSet = limGetHTCapability( pMac, eHT_SUPPORTED_CHANNEL_WIDTH_SET, psessionEntry);
2840 pAddStaParams->mimoPS = limGetHTCapability( pMac, eHT_MIMO_POWER_SAVE, psessionEntry );
2841 pAddStaParams->rifsMode = limGetHTCapability( pMac, eHT_RIFS_MODE, psessionEntry );
2842 pAddStaParams->lsigTxopProtection = limGetHTCapability( pMac, eHT_LSIG_TXOP_PROTECTION, psessionEntry );
2843 pAddStaParams->delBASupport = limGetHTCapability( pMac, eHT_DELAYED_BA, psessionEntry );
2844 pAddStaParams->maxAmpduDensity = limGetHTCapability( pMac, eHT_MPDU_DENSITY, psessionEntry );
2845 pAddStaParams->maxAmpduSize = limGetHTCapability(pMac, eHT_MAX_RX_AMPDU_FACTOR, psessionEntry);
2846 pAddStaParams->maxAmsduSize = limGetHTCapability( pMac, eHT_MAX_AMSDU_LENGTH, psessionEntry );
2847 pAddStaParams->fDsssCckMode40Mhz = limGetHTCapability( pMac, eHT_DSSS_CCK_MODE_40MHZ, psessionEntry);
2848 pAddStaParams->fShortGI20Mhz = limGetHTCapability( pMac, eHT_SHORT_GI_20MHZ, psessionEntry);
2849 pAddStaParams->fShortGI40Mhz = limGetHTCapability( pMac, eHT_SHORT_GI_40MHZ, psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07002850 }
2851
2852 if (wlan_cfgGetInt(pMac, WNI_CFG_LISTEN_INTERVAL, &listenInterval) != eSIR_SUCCESS)
2853 limLog(pMac, LOGP, FL("Couldn't get LISTEN_INTERVAL\n"));
2854 pAddStaParams->listenInterval = (tANI_U16)listenInterval;
2855
2856 limFillSupportedRatesInfo(pMac, NULL, &pAddStaParams->supportedRates,psessionEntry);
2857
2858 // Lets save this for when we receive the Reassoc Rsp
2859 pMac->ft.ftPEContext.pAddStaReq = pAddStaParams;
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002860
2861 if (pCbackParams != NULL)
2862 {
2863 if (pCbackParams->cbackDataPtr != NULL)
2864 {
2865 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParams->cbackDataPtr);
2866 }
2867 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParams);
2868 }
Jeff Johnson295189b2012-06-20 16:38:30 -07002869 return;
2870
2871end:
2872 // Free up buffer allocated for reassocReq
2873 if (pMlmReassocReq != NULL)
2874 {
2875 palFreeMemory( pMac->hHdd, (tANI_U8 *) pMlmReassocReq);
2876 }
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002877
2878 if (pCbackParams != NULL)
2879 {
2880 if (pCbackParams->cbackDataPtr != NULL)
2881 {
2882 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParams->cbackDataPtr);
2883 }
2884 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParams);
2885 }
2886
2887 mlmReassocCnf.resultCode = eSIR_SME_FT_REASSOC_FAILURE;
2888 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
2889 /* Update PE sessio Id*/
Kiran Kumar Lokerea4db3dc2013-03-25 18:05:24 -07002890 if (psessionEntry != NULL)
2891 mlmReassocCnf.sessionId = psessionEntry->peSessionId;
Dhanashri Atre4a6e3ea2012-12-12 14:10:33 -08002892
2893 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
2894}
2895/*------------------------------------------------------------------------------------------
2896 *
2897 * Function to handle WDA_ADD_BSS_RSP, in FT reassoc state.
2898 *
2899 *
2900 *------------------------------------------------------------------------------------------
2901 */
2902static inline void
2903limProcessStaMlmAddBssRspFT(tpAniSirGlobal pMac, tpSirMsgQ limMsgQ, tpPESession psessionEntry)
2904{
2905 tSetLinkCbackParams * pCbackParam = NULL;
2906 tAddBssParams * pAddBssCbackInfo = NULL;
2907 tLimMlmReassocCnf mlmReassocCnf;
2908 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
2909
2910 if ( eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE != psessionEntry->limMlmState )
2911 {
2912 goto end;
2913 }
2914
2915 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **) &pCbackParam, sizeof( tSetLinkCbackParams )))
2916 {
2917 PELOGE(limLog(pMac, LOGE, FL("Could not allocate memory for LinkState callback params\n"));)
2918 goto end;
2919 }
2920
2921 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **) &pAddBssCbackInfo, sizeof( tAddBssParams )))
2922 {
2923 PELOGE(limLog(pMac, LOGE, FL("Could not allocate memory for Add BSS info callback param\n"));)
2924 goto end;
2925 }
2926
2927 vos_mem_copy(pAddBssCbackInfo, pAddBssParams, sizeof(tAddBssParams));
2928
2929 pCbackParam->cbackDataPtr = (void*)pAddBssCbackInfo;
2930
2931 // Set the filter state to post assoc and send out re-assoc request OTA only after response is received
2932 if (limSetLinkState(pMac, eSIR_LINK_POSTASSOC_STATE,
2933 pAddBssParams->bssId, psessionEntry->selfMacAddr,
2934 (tpSetLinkStateCallback)limSetLinkStateForPostAssocCallback,
2935 (void *)pCbackParam) != eSIR_SUCCESS)
2936 {
2937 PELOGE(limLog(pMac, LOGE, FL("Failed to set the LinkState\n"));)
2938 goto end;
2939 }
2940
2941 return;
2942
2943end:
2944
2945 if (pCbackParam != NULL)
2946 {
2947 if (pCbackParam->cbackDataPtr != NULL)
2948 {
2949 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParam->cbackDataPtr);
2950 }
2951 palFreeMemory( pMac->hHdd, (tANI_U8 *) pCbackParam);
2952 }
2953
Jeff Johnson295189b2012-06-20 16:38:30 -07002954 mlmReassocCnf.resultCode = eSIR_SME_FT_REASSOC_FAILURE;
2955 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
2956 /* Update PE sessio Id*/
2957 mlmReassocCnf.sessionId = psessionEntry->peSessionId;
2958
2959 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
2960}
2961#endif /* WLAN_FEATURE_VOWIFI_11R */
2962
2963
2964/**
2965 * limProcessStaMlmAddBssRsp()
2966 *
2967 *FUNCTION:
2968 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
2969 * Upon receipt of this message from HAL, MLME -
2970 * > Validates the result of WDA_ADD_BSS_REQ
2971 * > Now, send an ADD_STA to HAL and ADD the "local" STA itself
2972 *
2973 *LOGIC:
2974 * MLME had sent WDA_ADD_BSS_REQ to HAL
2975 * HAL responded with WDA_ADD_BSS_RSP to MLME
2976 * MLME now sends WDA_ADD_STA_REQ to HAL
2977 *
2978 *ASSUMPTIONS:
2979 * tSirMsgQ.body is allocated by MLME during limProcessMlmJoinReq
2980 * tSirMsgQ.body will now be freed by this routine
2981 *
2982 *NOTE:
2983 *
2984 * @param pMac Pointer to Global MAC structure
2985 * @param tSirMsgQ The MsgQ header, which contains the response buffer
2986 *
2987 * @return None
2988 */
2989static void
2990limProcessStaMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
2991{
2992 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
2993 tLimMlmAssocCnf mlmAssocCnf;
2994 tANI_U32 mesgType = LIM_MLM_ASSOC_CNF;
2995 tANI_U32 subType = LIM_ASSOC;
2996 tpDphHashNode pStaDs = NULL;
2997 tANI_U16 staIdx = HAL_STA_INVALID_IDX;
2998 tANI_U8 updateSta = false;
2999 mlmAssocCnf.resultCode = eSIR_SME_SUCCESS;
3000
3001 if(eLIM_MLM_WT_ADD_BSS_RSP_PREASSOC_STATE == psessionEntry->limMlmState)
3002 {
3003 //Done: 7-28-2009. JIM_FIX_ME: sessionize the following function
3004 limProcessStaMlmAddBssRspPreAssoc(pMac, limMsgQ, psessionEntry);
3005 goto end;
3006 }
3007 if( eLIM_MLM_WT_ADD_BSS_RSP_REASSOC_STATE == psessionEntry->limMlmState )
3008 {
3009 mesgType = LIM_MLM_REASSOC_CNF;
3010 subType = LIM_REASSOC;
3011 //If Reassoc is happening for the same BSS, then use the existing StaId and indicate to HAL
3012 //to update the existing STA entry.
3013 //If Reassoc is happening for the new BSS, then old BSS and STA entry would have been already deleted
3014 //before PE tries to add BSS for the new BSS, so set the updateSta to false and pass INVALID STA Index.
3015 if (sirCompareMacAddr( psessionEntry->bssId, psessionEntry->limReAssocbssId))
3016 {
3017 staIdx = psessionEntry->staId;
3018 updateSta = true;
3019 }
3020 }
Madan Mohan Koyyalamudi0b78e152012-11-28 15:46:51 -08003021
Madan Mohan Koyyalamudi830ed802012-11-29 11:38:12 -08003022 if(pAddBssParams == 0)
Madan Mohan Koyyalamudi0b78e152012-11-28 15:46:51 -08003023 goto end;
3024
Jeff Johnson295189b2012-06-20 16:38:30 -07003025 if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
3026 {
Jeff Johnson04dd8a82012-06-29 20:41:40 -07003027#if defined(WLAN_FEATURE_VOWIFI_11R) || defined(FEATURE_WLAN_CCX) || defined(FEATURE_WLAN_LFR)
Jeff Johnson295189b2012-06-20 16:38:30 -07003028 if( eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE == psessionEntry->limMlmState )
3029 {
3030#ifdef WLAN_FEATURE_VOWIFI_11R_DEBUG
Hoonki Lee1090c6a2013-01-16 17:40:54 -08003031 PELOGE(limLog(pMac, LOG1, FL("Mlm=%d %d"),
Jeff Johnson295189b2012-06-20 16:38:30 -07003032 psessionEntry->limMlmState,
3033 eLIM_MLM_WT_ADD_BSS_RSP_REASSOC_STATE);)
3034#endif
3035 limProcessStaMlmAddBssRspFT( pMac, limMsgQ, psessionEntry);
3036 goto end;
3037 }
3038#endif /* WLAN_FEATURE_VOWIFI_11R */
3039
3040 // Set MLME state
3041 psessionEntry->limMlmState = eLIM_MLM_WT_ADD_STA_RSP_STATE;
Jeff Johnsone7245742012-09-05 17:12:55 -07003042 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07003043 psessionEntry->statypeForBss = STA_ENTRY_PEER; //to know the session started for self or for peer oct6th
3044 // Now, send WDA_ADD_STA_REQ
3045 limLog( pMac, LOGW, FL( "On STA: ADD_BSS was successful\n" ));
3046 pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
3047 if (pStaDs == NULL)
3048 {
3049 PELOGE(limLog(pMac, LOGE, FL("could not Add Self Entry for the station\n"));)
3050 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
3051 }
3052 else
3053 {
3054 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
3055 //Success, handle below
3056 pStaDs->bssId = pAddBssParams->bssIdx;
3057 //STA Index(genr by HAL) for the BSS entry is stored here
3058 pStaDs->staIndex = pAddBssParams->staContext.staIdx;
3059 pStaDs->ucUcastSig = pAddBssParams->staContext.ucUcastSig;
3060 pStaDs->ucBcastSig = pAddBssParams->staContext.ucBcastSig;
3061 // Downgrade the EDCA parameters if needed
3062 limSetActiveEdcaParams(pMac, psessionEntry->gLimEdcaParams, psessionEntry);
3063 // Send the active EDCA parameters to HAL
3064 if (pStaDs->aniPeer == eANI_BOOLEAN_TRUE) {
3065 limSendEdcaParams(pMac, psessionEntry->gLimEdcaParamsActive, pStaDs->bssId, eANI_BOOLEAN_TRUE);
3066 } else {
3067 limSendEdcaParams(pMac, psessionEntry->gLimEdcaParamsActive, pStaDs->bssId, eANI_BOOLEAN_FALSE);
3068 }
3069#if defined WLAN_FEATURE_VOWIFI
3070 rrmCacheMgmtTxPower( pMac, pAddBssParams->txMgmtPower, psessionEntry );
3071#endif
3072
3073 if (subType == LIM_REASSOC)
3074 limDeactivateAndChangeTimer(pMac, eLIM_KEEPALIVE_TIMER);
3075 if (limAddStaSelf(pMac,staIdx, updateSta, psessionEntry) != eSIR_SUCCESS)
3076 {
3077 // Add STA context at HW
3078 PELOGE(limLog(pMac, LOGE, FL("could not Add Self Entry for the station\n"));)
3079 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
3080 }
Gopichand Nakkala777e6032012-12-31 16:39:21 -08003081#ifdef FEATURE_WLAN_TDLS
Mohit Khanna698ba2a2012-12-04 15:08:18 -08003082 else {
3083 /* initialize TDLS peer related data */
3084 limInitTdlsData(pMac,psessionEntry);
3085 }
3086#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07003087 }
3088 }
3089 else
3090 {
3091 limLog( pMac, LOGP, FL( "ADD_BSS failed!\n" ));
3092 // Return Assoc confirm to SME with failure
3093 mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
3094 }
3095
3096 if(mlmAssocCnf.resultCode != eSIR_SME_SUCCESS)
3097 {
3098 /* Update PE session Id*/
3099 mlmAssocCnf.sessionId = psessionEntry->peSessionId;
3100 limPostSmeMessage( pMac, mesgType, (tANI_U32 *) &mlmAssocCnf );
3101 }
3102 end:
3103 if( 0 != limMsgQ->bodyptr )
3104 palFreeMemory( pMac->hHdd,(void *) pAddBssParams );
3105}
3106
3107
3108
3109/**
3110 * limProcessMlmAddBssRsp()
3111 *
3112 *FUNCTION:
3113 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
3114 * Upon receipt of this message from HAL, MLME -
3115 * > Determines the "state" in which this message was received
3116 * > Forwards it to the appropriate callback
3117 *
3118 *LOGIC:
3119 * WDA_ADD_BSS_RSP can be received by MLME while the LIM is
3120 * in the following two states:
3121 * 1) As AP, LIM state = eLIM_SME_WT_START_BSS_STATE
3122 * 2) As STA, LIM state = eLIM_SME_WT_JOIN_STATE
3123 * Based on these two states, this API will determine where to
3124 * route the message to
3125 *
3126 *ASSUMPTIONS:
3127 *
3128 *NOTE:
3129 *
3130 * @param pMac Pointer to Global MAC structure
3131 * @param tSirMsgQ The MsgQ header, which contains the response buffer
3132 *
3133 * @return None
3134 */
3135void limProcessMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
3136{
3137 tLimMlmStartCnf mlmStartCnf;
3138 tpPESession psessionEntry;
3139 tpAddBssParams pAddBssParams = (tpAddBssParams) (limMsgQ->bodyptr);
3140
3141 if(NULL == pAddBssParams )
3142 {
3143 limLog( pMac, LOGE, FL( "Encountered NULL Pointer\n" ));
3144 return;
3145 }
3146
3147 //
3148 // TODO & FIXME_GEN4
3149 // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
3150 //
3151 //we need to process the deferred message since the initiating req. there might be nested request.
3152 //in the case of nested request the new request initiated from the response will take care of resetting
3153 //the deffered flag.
3154 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3155 // Validate SME/LIM state
3156 // Validate MLME state
3157 if((psessionEntry = peFindSessionBySessionId(pMac,pAddBssParams->sessionId))== NULL)
3158 {
3159 limLog( pMac, LOGE, FL( "Session Does not exist for given sessionId\n" ));
Jeff Johnsone7245742012-09-05 17:12:55 -07003160 if( NULL != pAddBssParams )
3161 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
Jeff Johnson295189b2012-06-20 16:38:30 -07003162 return;
3163 }
3164 /* update PE session Id*/
3165 mlmStartCnf.sessionId = psessionEntry->peSessionId;
3166 if( eSIR_IBSS_MODE == psessionEntry->bssType )
3167 limProcessIbssMlmAddBssRsp( pMac, limMsgQ, psessionEntry );
3168 else
3169 {
3170 if( eLIM_SME_WT_START_BSS_STATE == psessionEntry->limSmeState )
3171 {
3172 if( eLIM_MLM_WT_ADD_BSS_RSP_STATE != psessionEntry->limMlmState )
3173 {
3174 // Mesg received from HAL in Invalid state!
3175 limLog( pMac, LOGE,
3176 FL( "Received unexpected WDA_ADD_BSS_RSP in state %X\n" ),
3177 psessionEntry->limMlmState );
3178 mlmStartCnf.resultCode = eSIR_SME_BSS_ALREADY_STARTED_OR_JOINED;
3179 if( 0 != limMsgQ->bodyptr )
3180 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
3181 limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
3182 }
3183 else if ((psessionEntry->bssType == eSIR_BTAMP_AP_MODE)||(psessionEntry->bssType == eSIR_BTAMP_STA_MODE))
3184 {
3185 limProcessBtampAddBssRsp(pMac,limMsgQ,psessionEntry);
3186 }
3187 else
3188 limProcessApMlmAddBssRsp( pMac,limMsgQ);
3189 }
3190 else
3191 /* Called while processing assoc response */
3192 limProcessStaMlmAddBssRsp( pMac, limMsgQ,psessionEntry);
3193 }
Madan Mohan Koyyalamudi01cba042013-01-10 21:56:05 -08003194
3195 if(limIsInMCC(pMac))
3196 {
3197 WDA_TrafficStatsTimerActivate(TRUE);
3198 }
Chet Lanctot186b5732013-03-18 10:26:30 -07003199
3200#ifdef WLAN_FEATURE_11W
3201 if (psessionEntry->limRmfEnabled)
3202 {
3203 if ( eSIR_SUCCESS != limSendExcludeUnencryptInd(pMac, FALSE, psessionEntry) )
3204 {
3205 limLog( pMac, LOGE,
3206 FL( "Could not send down Exclude Unencrypted Indication!" ),
3207 psessionEntry->limMlmState );
3208 }
3209 }
3210#endif
Jeff Johnson295189b2012-06-20 16:38:30 -07003211}
3212/**
3213 * limProcessMlmSetKeyRsp()
3214 *
3215 *FUNCTION:
3216 * This function is called to process the following two
3217 * messages from HAL:
3218 * 1) WDA_SET_BSSKEY_RSP
3219 * 2) WDA_SET_STAKEY_RSP
3220 * 3) WDA_SET_STA_BCASTKEY_RSP
3221 * Upon receipt of this message from HAL,
3222 * MLME -
3223 * > Determines the "state" in which this message was received
3224 * > Forwards it to the appropriate callback
3225 *
3226 *LOGIC:
3227 * WDA_SET_BSSKEY_RSP/WDA_SET_STAKEY_RSP can be
3228 * received by MLME while in the following state:
3229 * MLME state = eLIM_MLM_WT_SET_BSS_KEY_STATE --OR--
3230 * MLME state = eLIM_MLM_WT_SET_STA_KEY_STATE --OR--
3231 * MLME state = eLIM_MLM_WT_SET_STA_BCASTKEY_STATE
3232 * Based on this state, this API will determine where to
3233 * route the message to
3234 *
3235 *ASSUMPTIONS:
3236 * ONLY the MLME state is being taken into account for now.
3237 * This is because, it appears that the handling of the
3238 * SETKEYS REQ is handled symmetrically on both the AP & STA
3239 *
3240 *NOTE:
3241 *
3242 * @param pMac Pointer to Global MAC structure
3243 * @param tSirMsgQ The MsgQ header, which contains the response buffer
3244 *
3245 * @return None
3246 */
3247void limProcessMlmSetStaKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
3248{
Jeff Johnsone7245742012-09-05 17:12:55 -07003249 tANI_U8 respReqd = 1;
Jeff Johnson295189b2012-06-20 16:38:30 -07003250 tLimMlmSetKeysCnf mlmSetKeysCnf;
3251 tANI_U8 sessionId = 0;
3252 tpPESession psessionEntry;
3253 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3254 palZeroMemory( pMac->hHdd, (void *)&mlmSetKeysCnf, sizeof( tLimMlmSetKeysCnf ));
3255 //BTAMP
Jeff Johnsone7245742012-09-05 17:12:55 -07003256 if( NULL == limMsgQ->bodyptr )
Jeff Johnson295189b2012-06-20 16:38:30 -07003257 {
3258 PELOGE(limLog(pMac, LOGE,FL("limMsgQ bodyptr is NULL\n"));)
3259 return;
3260 }
3261 sessionId = ((tpSetStaKeyParams) limMsgQ->bodyptr)->sessionId;
3262 if((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL)
3263 {
3264 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId\n"));)
Jeff Johnsone7245742012-09-05 17:12:55 -07003265 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
Jeff Johnson295189b2012-06-20 16:38:30 -07003266 return;
3267 }
3268 if( eLIM_MLM_WT_SET_STA_KEY_STATE != psessionEntry->limMlmState )
3269 {
3270 // Mesg received from HAL in Invalid state!
Jeff Johnsone7245742012-09-05 17:12:55 -07003271 limLog( pMac, LOGW, FL( "Received unexpected [Mesg Id - %d] in state %X\n" ), limMsgQ->type, psessionEntry->limMlmState );
Jeff Johnson295189b2012-06-20 16:38:30 -07003272 // There's not much that MLME can do at this stage...
3273 respReqd = 0;
3274 }
3275 else
3276 mlmSetKeysCnf.resultCode = (tANI_U16) (((tpSetStaKeyParams) limMsgQ->bodyptr)->status);
3277
3278 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
3279 // Restore MLME state
Jeff Johnson295189b2012-06-20 16:38:30 -07003280 psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
Jeff Johnsone7245742012-09-05 17:12:55 -07003281 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07003282 if( respReqd )
3283 {
3284 tpLimMlmSetKeysReq lpLimMlmSetKeysReq = (tpLimMlmSetKeysReq) pMac->lim.gpLimMlmSetKeysReq;
3285 // Prepare and Send LIM_MLM_SETKEYS_CNF
3286 if( NULL != lpLimMlmSetKeysReq )
3287 {
3288 palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmSetKeysCnf.peerMacAddr, (tANI_U8 *) lpLimMlmSetKeysReq->peerMacAddr, sizeof(tSirMacAddr) );
Jeff Johnson295189b2012-06-20 16:38:30 -07003289 // Free the buffer cached for the global pMac->lim.gpLimMlmSetKeysReq
Jeff Johnsone7245742012-09-05 17:12:55 -07003290 palFreeMemory(pMac->hHdd, (tANI_U8 *) pMac->lim.gpLimMlmSetKeysReq);
Jeff Johnson295189b2012-06-20 16:38:30 -07003291 pMac->lim.gpLimMlmSetKeysReq = NULL;
3292 }
3293 mlmSetKeysCnf.sessionId = sessionId;
Jeff Johnsone7245742012-09-05 17:12:55 -07003294 limPostSmeMessage(pMac, LIM_MLM_SETKEYS_CNF, (tANI_U32 *) &mlmSetKeysCnf);
Jeff Johnson295189b2012-06-20 16:38:30 -07003295 }
3296}
3297void limProcessMlmSetBssKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
3298{
3299 tANI_U8 respReqd = 1;
3300 tLimMlmSetKeysCnf mlmSetKeysCnf;
Jeff Johnsone7245742012-09-05 17:12:55 -07003301 tANI_U16 resultCode;
3302 tANI_U8 sessionId = 0;
Jeff Johnson295189b2012-06-20 16:38:30 -07003303 tpPESession psessionEntry;
3304 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3305 palZeroMemory( pMac->hHdd, (void *)&mlmSetKeysCnf, sizeof( tLimMlmSetKeysCnf ));
3306 //BTAMP
Jeff Johnsone7245742012-09-05 17:12:55 -07003307 if( NULL == limMsgQ->bodyptr )
Jeff Johnson295189b2012-06-20 16:38:30 -07003308 {
3309 PELOGE(limLog(pMac, LOGE,FL("limMsgQ bodyptr is null\n"));)
3310 return;
3311 }
3312 sessionId = ((tpSetBssKeyParams) limMsgQ->bodyptr)->sessionId;
3313 if((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL)
3314 {
3315 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId\n"));)
Jeff Johnsone7245742012-09-05 17:12:55 -07003316 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
Jeff Johnson295189b2012-06-20 16:38:30 -07003317 return;
3318 }
3319 if( eLIM_MLM_WT_SET_BSS_KEY_STATE == psessionEntry->limMlmState )
3320 resultCode = (tANI_U16) (((tpSetBssKeyParams) limMsgQ->bodyptr)->status);
3321 else
3322 resultCode = (tANI_U16) (((tpSetStaKeyParams) limMsgQ->bodyptr)->status); //BCAST key also uses tpSetStaKeyParams. Done this way for readabilty.
3323
Jeff Johnsone7245742012-09-05 17:12:55 -07003324 //
3325 // TODO & FIXME_GEN4
3326 // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
3327 //
Jeff Johnson295189b2012-06-20 16:38:30 -07003328 // Validate SME/LIM state - Read the above "ASSUMPTIONS"
3329 //if( eLIM_SME_LINK_EST_STATE == pMac->lim.gLimSmeState )
3330 //{
3331 // Validate MLME state
3332 if( eLIM_MLM_WT_SET_BSS_KEY_STATE != psessionEntry->limMlmState &&
3333 eLIM_MLM_WT_SET_STA_BCASTKEY_STATE != psessionEntry->limMlmState )
3334 {
3335 // Mesg received from HAL in Invalid state!
Jeff Johnsone7245742012-09-05 17:12:55 -07003336 limLog( pMac, LOGW, FL( "Received unexpected [Mesg Id - %d] in state %X\n" ), limMsgQ->type, psessionEntry->limMlmState );
Jeff Johnson295189b2012-06-20 16:38:30 -07003337 // There's not much that MLME can do at this stage...
3338 respReqd = 0;
3339 }
3340 else
3341 mlmSetKeysCnf.resultCode = resultCode;
3342
3343 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
3344 // Restore MLME state
Jeff Johnson295189b2012-06-20 16:38:30 -07003345 psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
3346
Jeff Johnsone7245742012-09-05 17:12:55 -07003347 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07003348 if( respReqd )
3349 {
3350 tpLimMlmSetKeysReq lpLimMlmSetKeysReq = (tpLimMlmSetKeysReq) pMac->lim.gpLimMlmSetKeysReq;
3351 mlmSetKeysCnf.sessionId = sessionId;
3352
3353 // Prepare and Send LIM_MLM_SETKEYS_CNF
3354 if( NULL != lpLimMlmSetKeysReq )
3355 {
3356 palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmSetKeysCnf.peerMacAddr, (tANI_U8 *) lpLimMlmSetKeysReq->peerMacAddr, sizeof(tSirMacAddr) );
Jeff Johnson295189b2012-06-20 16:38:30 -07003357 // Free the buffer cached for the global pMac->lim.gpLimMlmSetKeysReq
Jeff Johnsone7245742012-09-05 17:12:55 -07003358 palFreeMemory(pMac->hHdd, (tANI_U8 *) pMac->lim.gpLimMlmSetKeysReq);
Jeff Johnson295189b2012-06-20 16:38:30 -07003359 pMac->lim.gpLimMlmSetKeysReq = NULL;
3360 }
Jeff Johnsone7245742012-09-05 17:12:55 -07003361 limPostSmeMessage(pMac, LIM_MLM_SETKEYS_CNF, (tANI_U32 *) &mlmSetKeysCnf);
Jeff Johnson295189b2012-06-20 16:38:30 -07003362 }
3363}
3364/**
3365 * limProcessMlmRemoveKeyRsp()
3366 *
3367 *FUNCTION:
3368 *
3369 *LOGIC:
3370 *
3371 *ASSUMPTIONS:
3372 *
3373 *NOTE:
3374 *
3375 * @param pMac Pointer to Global MAC structure
3376 * @param tSirMsgQ The MsgQ header, which contains the response buffer
3377 *
3378 * @return None
3379 */
3380void limProcessMlmRemoveKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
3381{
Jeff Johnsone7245742012-09-05 17:12:55 -07003382 tANI_U8 respReqd = 1;
3383 tLimMlmRemoveKeyCnf mlmRemoveCnf;
3384 tANI_U16 resultCode;
3385 tANI_U8 sessionId = 0;
3386 tpPESession psessionEntry;
3387 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3388 palZeroMemory( pMac->hHdd, (void *) &mlmRemoveCnf, sizeof( tLimMlmRemoveKeyCnf ));
3389
3390 if( NULL == limMsgQ->bodyptr )
Jeff Johnson295189b2012-06-20 16:38:30 -07003391 {
Jeff Johnsone7245742012-09-05 17:12:55 -07003392 PELOGE(limLog(pMac, LOGE,FL("limMsgQ bodyptr is NULL\n"));)
3393 return;
Jeff Johnson295189b2012-06-20 16:38:30 -07003394 }
3395
Jeff Johnsone7245742012-09-05 17:12:55 -07003396 if (limMsgQ->type == WDA_REMOVE_STAKEY_RSP)
3397 sessionId = ((tpRemoveStaKeyParams) limMsgQ->bodyptr)->sessionId;
3398 else if (limMsgQ->type == WDA_REMOVE_BSSKEY_RSP)
3399 sessionId = ((tpRemoveBssKeyParams) limMsgQ->bodyptr)->sessionId;
Jeff Johnson295189b2012-06-20 16:38:30 -07003400
Jeff Johnsone7245742012-09-05 17:12:55 -07003401 if((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL)
Jeff Johnson295189b2012-06-20 16:38:30 -07003402 {
Jeff Johnsone7245742012-09-05 17:12:55 -07003403 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId\n"));)
3404 return;
3405 }
3406
3407 if( eLIM_MLM_WT_REMOVE_BSS_KEY_STATE == psessionEntry->limMlmState )
3408 resultCode = (tANI_U16) (((tpRemoveBssKeyParams) limMsgQ->bodyptr)->status);
3409 else
3410 resultCode = (tANI_U16) (((tpRemoveStaKeyParams) limMsgQ->bodyptr)->status);
3411
3412 // Validate MLME state
3413 if( eLIM_MLM_WT_REMOVE_BSS_KEY_STATE != psessionEntry->limMlmState &&
3414 eLIM_MLM_WT_REMOVE_STA_KEY_STATE != psessionEntry->limMlmState )
3415 {
3416 // Mesg received from HAL in Invalid state!
3417 limLog(pMac, LOGW,
3418 FL("Received unexpected [Mesg Id - %d] in state %X\n"),
3419 limMsgQ->type,
3420 psessionEntry->limMlmState );
3421 respReqd = 0;
3422 }
3423 else
3424 mlmRemoveCnf.resultCode = resultCode;
3425
3426 //
3427 // TODO & FIXME_GEN4
3428 // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
3429 //
3430
3431 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
3432
3433 // Restore MLME state
3434 psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
3435 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
3436
3437 if( respReqd )
3438 {
3439 tpLimMlmRemoveKeyReq lpLimMlmRemoveKeyReq = (tpLimMlmRemoveKeyReq) pMac->lim.gpLimMlmRemoveKeyReq;
3440 mlmRemoveCnf.sessionId = sessionId;
3441
3442 // Prepare and Send LIM_MLM_REMOVEKEY_CNF
3443 if( NULL != lpLimMlmRemoveKeyReq )
3444 {
3445 palCopyMemory( pMac->hHdd, (tANI_U8 *) &mlmRemoveCnf.peerMacAddr, (tANI_U8 *) lpLimMlmRemoveKeyReq->peerMacAddr,
3446 sizeof( tSirMacAddr ));
3447 // Free the buffer cached for the global pMac->lim.gpLimMlmRemoveKeyReq
3448 palFreeMemory(pMac->hHdd, (tANI_U8 *) pMac->lim.gpLimMlmRemoveKeyReq);
3449 pMac->lim.gpLimMlmRemoveKeyReq = NULL;
3450 }
3451 limPostSmeMessage( pMac, LIM_MLM_REMOVEKEY_CNF, (tANI_U32 *) &mlmRemoveCnf );
3452 }
Jeff Johnson295189b2012-06-20 16:38:30 -07003453}
3454
Jeff Johnson295189b2012-06-20 16:38:30 -07003455
3456/** ---------------------------------------------------------------------
3457\fn limProcessInitScanRsp
3458\brief This function is called when LIM receives WDA_INIT_SCAN_RSP
3459\ message from HAL. If status code is failure, then
3460\ update the gLimNumOfConsecutiveBkgndScanFailure count.
3461\param tpAniSirGlobal pMac
3462\param tANI_U32 body
3463\return none
3464\ ----------------------------------------------------------------------- */
3465void limProcessInitScanRsp(tpAniSirGlobal pMac, void *body)
3466{
3467 tpInitScanParams pInitScanParam;
3468 eHalStatus status;
Jeff Johnson295189b2012-06-20 16:38:30 -07003469 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3470 pInitScanParam = (tpInitScanParams) body;
3471 status = pInitScanParam->status;
3472 palFreeMemory( pMac->hHdd, (char *)body);
3473
3474 //Only abort scan if the we are scanning.
3475 if( pMac->lim.abortScan &&
3476 (eLIM_HAL_INIT_SCAN_WAIT_STATE == pMac->lim.gLimHalScanState) )
3477 {
3478 limLog( pMac, LOGW, FL(" finish scan\n") );
3479 pMac->lim.abortScan = 0;
3480 limDeactivateAndChangeTimer(pMac, eLIM_MIN_CHANNEL_TIMER);
3481 limDeactivateAndChangeTimer(pMac, eLIM_MAX_CHANNEL_TIMER);
3482 //Set the resume channel to Any valid channel (invalid).
3483 //This will instruct HAL to set it to any previous valid channel.
3484 peSetResumeChannel(pMac, 0, 0);
3485 limSendHalFinishScanReq(pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE);
3486 }
3487 switch(pMac->lim.gLimHalScanState)
3488 {
3489 case eLIM_HAL_INIT_SCAN_WAIT_STATE:
3490 if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
3491 {
3492 PELOGW(limLog(pMac, LOGW, FL("InitScanRsp with failed status= %d\n"), status);)
3493 pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
3494 pMac->lim.gLimNumOfConsecutiveBkgndScanFailure += 1;
3495 /*
3496 * On Windows eSIR_SME_HAL_SCAN_INIT_FAILED message to CSR may trigger
3497 * another Scan request in the same context (happens when 11d is enabled
3498 * and first scan request with 11d channels fails for whatever reason, then CSR issues next init
3499 * scan in the same context but with bigger channel list), so the state needs to be
3500 * changed before this response message is sent.
3501 */
3502 limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
Jeff Johnson295189b2012-06-20 16:38:30 -07003503 return;
3504 }
3505 else if (status == eHAL_STATUS_SUCCESS)
3506 {
3507 /* since we have successfully triggered a background scan,
3508 * reset the "consecutive bkgnd scan failure" count to 0
3509 */
3510 pMac->lim.gLimNumOfConsecutiveBkgndScanFailure = 0;
3511 pMac->lim.gLimNumOfBackgroundScanSuccess += 1;
3512 }
3513 limContinueChannelScan(pMac);
3514 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07003515//WLAN_SUSPEND_LINK Related
3516 case eLIM_HAL_SUSPEND_LINK_WAIT_STATE:
3517 if( pMac->lim.gpLimSuspendCallback )
3518 {
3519 if( status == eHAL_STATUS_SUCCESS )
3520 pMac->lim.gLimHalScanState = eLIM_HAL_SUSPEND_LINK_STATE;
3521 else
3522 pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
3523
3524 pMac->lim.gpLimSuspendCallback( pMac, status, pMac->lim.gpLimSuspendData );
3525 pMac->lim.gpLimSuspendCallback = NULL;
3526 pMac->lim.gpLimSuspendData = NULL;
3527 }
3528 else
3529 {
3530 limLog( pMac, LOGP, "No suspend link callback set but station is in suspend state\n");
3531 return;
3532 }
3533 break;
3534//end WLAN_SUSPEND_LINK Related
3535 default:
3536 limLog(pMac, LOGW, FL("limProcessInitScanRsp: Rcvd InitScanRsp not in WAIT State, state %d\n"),
3537 pMac->lim.gLimHalScanState);
3538 break;
3539 }
3540 return;
3541}
3542/**
3543 * limProcessSwitchChannelReAssocReq()
3544 *
3545 *FUNCTION:
3546 * This function is called to send the reassoc req mgmt frame after the
3547 * switchChannelRsp message is received from HAL.
3548 *
3549 *LOGIC:
3550 *
3551 *ASSUMPTIONS:
3552 * NA
3553 *
3554 *NOTE:
3555 * NA
3556 *
3557 * @param pMac - Pointer to Global MAC structure.
3558 * @param psessionEntry - session related information.
3559 * @param status - channel switch success/failure.
3560 *
3561 * @return None
3562 */
3563static void limProcessSwitchChannelReAssocReq(tpAniSirGlobal pMac, tpPESession psessionEntry, eHalStatus status)
3564{
3565 tLimMlmReassocCnf mlmReassocCnf;
3566 tLimMlmReassocReq *pMlmReassocReq;
3567 pMlmReassocReq = (tLimMlmReassocReq *)(psessionEntry->pLimMlmReassocReq);
3568 if(pMlmReassocReq == NULL)
3569 {
3570 limLog(pMac, LOGP, FL("pLimMlmReassocReq does not exist for given switchChanSession\n"));
3571 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
3572 goto end;
3573 }
3574
3575 if(status != eHAL_STATUS_SUCCESS)
3576 {
3577 PELOGE(limLog(pMac, LOGE, FL("Change channel failed!!\n"));)
3578 mlmReassocCnf.resultCode = eSIR_SME_CHANNEL_SWITCH_FAIL;
3579 goto end;
3580 }
3581 /// Start reassociation failure timer
Jeff Johnsone7245742012-09-05 17:12:55 -07003582 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_REASSOC_FAIL_TIMER));
Jeff Johnson295189b2012-06-20 16:38:30 -07003583 if (tx_timer_activate(&pMac->lim.limTimers.gLimReassocFailureTimer)
3584 != TX_SUCCESS)
3585 {
3586 /// Could not start reassoc failure timer.
3587 // Log error
3588 limLog(pMac, LOGP,
3589 FL("could not start Reassociation failure timer\n"));
3590 // Return Reassoc confirm with
3591 // Resources Unavailable
3592 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
3593 goto end;
3594 }
3595 /// Prepare and send Reassociation request frame
3596 limSendReassocReqMgmtFrame(pMac, pMlmReassocReq, psessionEntry);
3597 return;
3598end:
3599 // Free up buffer allocated for reassocReq
3600 if(pMlmReassocReq != NULL)
3601 {
3602 /* Update PE session Id*/
3603 mlmReassocCnf.sessionId = pMlmReassocReq->sessionId;
3604 palFreeMemory( pMac->hHdd, (tANI_U8 *) pMlmReassocReq);
3605 }
3606 else
3607 {
3608 mlmReassocCnf.sessionId = 0;
3609 }
3610
3611 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
3612 /* Update PE sessio Id*/
3613 mlmReassocCnf.sessionId = psessionEntry->peSessionId;
3614
3615 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
3616}
3617/**
3618 * limProcessSwitchChannelJoinReq()
3619 *
3620 *FUNCTION:
3621 * This function is called to send the probe req mgmt frame after the
3622 * switchChannelRsp message is received from HAL.
3623 *
3624 *LOGIC:
3625 *
3626 *ASSUMPTIONS:
3627 * NA
3628 *
3629 *NOTE:
3630 * NA
3631 *
3632 * @param pMac - Pointer to Global MAC structure.
3633 * @param psessionEntry - session related information.
3634 * @param status - channel switch success/failure.
3635 *
3636 * @return None
3637 */
3638static void limProcessSwitchChannelJoinReq(tpAniSirGlobal pMac, tpPESession psessionEntry, eHalStatus status)
3639{
3640 tANI_U32 val;
3641 tSirMacSSid ssId;
3642 tLimMlmJoinCnf mlmJoinCnf;
3643 if(status != eHAL_STATUS_SUCCESS)
3644 {
3645 PELOGE(limLog(pMac, LOGE, FL("Change channel failed!!\n"));)
3646 goto error;
3647 }
3648
3649 if ( (NULL == psessionEntry ) || (NULL == psessionEntry->pLimMlmJoinReq) )
3650 {
3651 PELOGE(limLog(pMac, LOGE, FL("invalid pointer!!\n"));)
3652 goto error;
3653 }
3654
Jeff Johnsone7245742012-09-05 17:12:55 -07003655
Jeff Johnson295189b2012-06-20 16:38:30 -07003656 /* eSIR_BTAMP_AP_MODE stroed as bss type in session Table when join req is received, is to be veified */
3657 if(psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
3658 {
3659 if (limSetLinkState(pMac, eSIR_LINK_BTAMP_PREASSOC_STATE, psessionEntry->bssId,
3660 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
3661 goto error;
3662 }
Jeff Johnson295189b2012-06-20 16:38:30 -07003663
3664 /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
3665 if(wlan_cfgGetInt(pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val) != eSIR_SUCCESS)
3666 limLog(pMac, LOGP, FL("failed to get WNI_CFG_TRIG_STA_BK_SCAN cfg value!\n"));
3667 pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
3668 // Apply previously set configuration at HW
3669 limApplyConfiguration(pMac, psessionEntry);
3670 /// Wait for Beacon to announce join success
Jeff Johnson295189b2012-06-20 16:38:30 -07003671 palCopyMemory( pMac->hHdd, ssId.ssId,
3672 psessionEntry->ssId.ssId,
3673 psessionEntry->ssId.length);
3674 ssId.length = psessionEntry->ssId.length;
Madan Mohan Koyyalamudi9aff9ff2012-11-29 11:27:25 -08003675
3676 limDeactivateAndChangeTimer(pMac, eLIM_PERIODIC_JOIN_PROBE_REQ_TIMER);
3677
3678 //assign appropriate sessionId to the timer object
3679 pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer.sessionId = psessionEntry->peSessionId;
Jeff Johnson295189b2012-06-20 16:38:30 -07003680 // include additional IE if there is
3681 limSendProbeReqMgmtFrame( pMac, &ssId,
3682 psessionEntry->pLimMlmJoinReq->bssDescription.bssId, psessionEntry->currentOperChannel/*chanNum*/,
3683 psessionEntry->selfMacAddr, psessionEntry->dot11mode,
3684 psessionEntry->pLimJoinReq->addIEScan.length, psessionEntry->pLimJoinReq->addIEScan.addIEdata);
Jeff Johnsone7245742012-09-05 17:12:55 -07003685
3686 // Sending mgmt frame is a blocking call activate Join failure timer now
3687 MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_JOIN_FAIL_TIMER));
3688 if (tx_timer_activate(&pMac->lim.limTimers.gLimJoinFailureTimer) != TX_SUCCESS)
3689 {
3690 limLog(pMac, LOGP, FL("could not activate Join failure timer\n"));
3691 psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
3692 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, pMac->lim.gLimMlmState));
3693 //memory is freed up below.
3694 psessionEntry->pLimMlmJoinReq = NULL;
3695 goto error;
3696 }
3697
Madan Mohan Koyyalamudi9aff9ff2012-11-29 11:27:25 -08003698 if( psessionEntry->pePersona == VOS_P2P_CLIENT_MODE )
3699 {
Yathish9f22e662012-12-10 14:21:35 -08003700 // Activate Join Periodic Probe Req timer
Madan Mohan Koyyalamudi9aff9ff2012-11-29 11:27:25 -08003701 if (tx_timer_activate(&pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer) != TX_SUCCESS)
3702 {
3703 limLog(pMac, LOGP, FL("could not activate Periodic Join req failure timer\n"));
3704 goto error;
3705 }
3706 }
Madan Mohan Koyyalamudi9aff9ff2012-11-29 11:27:25 -08003707
Jeff Johnson295189b2012-06-20 16:38:30 -07003708 return;
3709error:
3710 if(NULL != psessionEntry)
3711 {
3712 palFreeMemory( pMac->hHdd, (tANI_U8 *) (psessionEntry->pLimMlmJoinReq));
3713 psessionEntry->pLimMlmJoinReq = NULL;
3714 mlmJoinCnf.sessionId = psessionEntry->peSessionId;
3715 }
3716 else
3717 {
3718 mlmJoinCnf.sessionId = 0;
3719 }
3720 mlmJoinCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
3721 mlmJoinCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
3722 limPostSmeMessage(pMac, LIM_MLM_JOIN_CNF, (tANI_U32 *) &mlmJoinCnf);
3723}
3724
3725/**
3726 * limProcessSwitchChannelRsp()
3727 *
3728 *FUNCTION:
3729 * This function is called to process switchChannelRsp message from HAL.
3730 *
3731 *LOGIC:
3732 *
3733 *ASSUMPTIONS:
3734 * NA
3735 *
3736 *NOTE:
3737 * NA
3738 *
3739 * @param pMac - Pointer to Global MAC structure
3740 * @param body - message body.
3741 *
3742 * @return None
3743 */
3744void limProcessSwitchChannelRsp(tpAniSirGlobal pMac, void *body)
3745{
3746 tpSwitchChannelParams pChnlParams = NULL;
3747 eHalStatus status;
3748 tANI_U16 channelChangeReasonCode;
3749 tANI_U8 peSessionId;
3750 tpPESession psessionEntry;
3751 //we need to process the deferred message since the initiating req. there might be nested request.
3752 //in the case of nested request the new request initiated from the response will take care of resetting
3753 //the deffered flag.
3754 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3755 pChnlParams = (tpSwitchChannelParams) body;
3756 status = pChnlParams->status;
3757 peSessionId = pChnlParams->peSessionId;
3758 if((psessionEntry = peFindSessionBySessionId(pMac, peSessionId))== NULL)
3759 {
3760 palFreeMemory( pMac->hHdd, (tANI_U8 *)body);
3761 limLog(pMac, LOGP, FL("session does not exist for given sessionId\n"));
3762 return;
3763 }
3764#if defined WLAN_FEATURE_VOWIFI
3765 //HAL fills in the tx power used for mgmt frames in this field.
3766 //Store this value to use in TPC report IE.
3767 rrmCacheMgmtTxPower( pMac, pChnlParams->txMgmtPower, psessionEntry );
3768#endif
3769 palFreeMemory( pMac->hHdd, (tANI_U8 *)body);
3770 channelChangeReasonCode = psessionEntry->channelChangeReasonCode;
3771 // initialize it back to invalid id
3772 psessionEntry->channelChangeReasonCode = 0xBAD;
3773 switch(channelChangeReasonCode)
3774 {
3775 case LIM_SWITCH_CHANNEL_REASSOC:
3776 limProcessSwitchChannelReAssocReq(pMac, psessionEntry, status);
3777 break;
3778 case LIM_SWITCH_CHANNEL_JOIN:
3779 limProcessSwitchChannelJoinReq(pMac, psessionEntry, status);
3780 break;
3781
3782 case LIM_SWITCH_CHANNEL_OPERATION:
3783 /*
3784 * The above code should also use the callback.
3785 * mechanism below, there is scope for cleanup here.
3786 * THat way all this response handler does is call the call back
3787 * We can get rid of the reason code here.
3788 */
3789 if (pMac->lim.gpchangeChannelCallback)
3790 {
3791 PELOG1(limLog( pMac, LOG1, "Channel changed hence invoke registered call back\n");)
3792 pMac->lim.gpchangeChannelCallback(pMac, status, pMac->lim.gpchangeChannelData, psessionEntry);
3793 }
3794 break;
3795 default:
3796 break;
3797 }
3798}
3799/**
3800 * limProcessStartScanRsp()
3801 *
3802 *FUNCTION:
3803 * This function is called to process startScanRsp message from HAL. If scan/learn was successful
3804 * then it will start scan/learn on the next channel.
3805 *
3806 *LOGIC:
3807 *
3808 *ASSUMPTIONS:
3809 * NA
3810 *
3811 *NOTE:
3812 * NA
3813 *
3814 * @param pMac - Pointer to Global MAC structure
3815 * @param body - message body.
3816 *
3817 * @return None
3818 */
3819
3820void limProcessStartScanRsp(tpAniSirGlobal pMac, void *body)
3821{
3822 tpStartScanParams pStartScanParam;
3823 eHalStatus status;
3824 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3825 pStartScanParam = (tpStartScanParams) body;
3826 status = pStartScanParam->status;
3827#if defined WLAN_FEATURE_VOWIFI
3828 //HAL fills in the tx power used for mgmt frames in this field.
3829 //Store this value to use in TPC report IE.
3830 rrmCacheMgmtTxPower( pMac, pStartScanParam->txMgmtPower, NULL );
3831 //Store start TSF of scan start. This will be stored in BSS params.
3832 rrmUpdateStartTSF( pMac, pStartScanParam->startTSF );
3833#endif
3834 palFreeMemory( pMac->hHdd, (tANI_U8 *)body);
3835 if( pMac->lim.abortScan )
3836 {
3837 limLog( pMac, LOGW, FL(" finish scan\n") );
3838 pMac->lim.abortScan = 0;
3839 limDeactivateAndChangeTimer(pMac, eLIM_MIN_CHANNEL_TIMER);
3840 limDeactivateAndChangeTimer(pMac, eLIM_MAX_CHANNEL_TIMER);
3841 //Set the resume channel to Any valid channel (invalid).
3842 //This will instruct HAL to set it to any previous valid channel.
3843 peSetResumeChannel(pMac, 0, 0);
3844 limSendHalFinishScanReq(pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE);
3845 }
3846 switch(pMac->lim.gLimHalScanState)
3847 {
3848 case eLIM_HAL_START_SCAN_WAIT_STATE:
3849 if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
3850 {
3851 PELOGW(limLog(pMac, LOGW, FL("StartScanRsp with failed status= %d\n"), status);)
3852 //
3853 // FIXME - With this, LIM will try and recover state, but
3854 // eWNI_SME_SCAN_CNF maybe reporting an incorrect
3855 // status back to the SME
3856 //
3857 //Set the resume channel to Any valid channel (invalid).
3858 //This will instruct HAL to set it to any previous valid channel.
3859 peSetResumeChannel(pMac, 0, 0);
3860 limSendHalFinishScanReq( pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE );
3861 //limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
3862 }
3863 else
3864 {
3865 pMac->lim.gLimHalScanState = eLIM_HAL_SCANNING_STATE;
3866 limContinuePostChannelScan(pMac);
3867 }
3868 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07003869 default:
3870 limLog(pMac, LOGW, FL("Rcvd StartScanRsp not in WAIT State, state %d\n"),
3871 pMac->lim.gLimHalScanState);
3872 break;
3873 }
3874 return;
3875}
3876void limProcessEndScanRsp(tpAniSirGlobal pMac, void *body)
3877{
3878 tpEndScanParams pEndScanParam;
3879 eHalStatus status;
Jeff Johnson295189b2012-06-20 16:38:30 -07003880 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3881 pEndScanParam = (tpEndScanParams) body;
3882 status = pEndScanParam->status;
3883 palFreeMemory( pMac->hHdd, (char *)body);
3884 switch(pMac->lim.gLimHalScanState)
3885 {
3886 case eLIM_HAL_END_SCAN_WAIT_STATE:
3887 if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
3888 {
3889 PELOGW(limLog(pMac, LOGW, FL("EndScanRsp with failed status= %d\n"), status);)
3890 pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
3891 limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
3892 }
3893 else
3894 {
Madan Mohan Koyyalamudic5992c92012-11-15 16:40:57 -08003895 pMac->lim.gLimCurrentScanChannelId++;
Jeff Johnson295189b2012-06-20 16:38:30 -07003896 limContinueChannelScan(pMac);
3897 }
3898 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07003899 default:
3900 limLog(pMac, LOGW, FL("Rcvd endScanRsp not in WAIT State, state %d\n"),
3901 pMac->lim.gLimHalScanState);
3902 break;
3903 }
3904 return;
3905}
Jeff Johnsone7245742012-09-05 17:12:55 -07003906/**
3907 * limStopTxAndSwitch()
3908 *
3909 *FUNCTION:
3910 * Start channel switch on all sessions that is in channel switch state.
3911 *
3912 * @param pMac - pointer to global adapter context
3913 *
3914 * @return None
3915 *
3916 */
3917static void
3918limStopTxAndSwitch (tpAniSirGlobal pMac)
3919{
3920 tANI_U8 i;
3921
3922 for(i =0; i < pMac->lim.maxBssId; i++)
3923 {
3924 if(pMac->lim.gpSession[i].valid &&
3925 pMac->lim.gpSession[i].gLimSpecMgmt.dot11hChanSwState == eLIM_11H_CHANSW_RUNNING)
3926 {
3927 limStopTxAndSwitchChannel(pMac, i);
3928 }
3929 }
3930 return;
3931}
3932/**
3933 * limStartQuietOnSession()
3934 *
3935 *FUNCTION:
3936 * This function is called to start quiet timer after finish scan if there is
3937 * qeuieting on any session.
3938 *
3939 *LOGIC:
3940 *
3941 *ASSUMPTIONS:
3942 * NA
3943 *
3944 *NOTE:
3945 * NA
3946 *
3947 * @param pMac - Pointer to Global MAC structure
3948 *
3949 * @return None
3950 */
3951static void
3952limStartQuietOnSession (tpAniSirGlobal pMac)
3953{
3954 tANI_U8 i;
3955
3956 for(i =0; i < pMac->lim.maxBssId; i++)
3957 {
3958 if(pMac->lim.gpSession[i].valid &&
3959 pMac->lim.gpSession[i].gLimSpecMgmt.quietState == eLIM_QUIET_BEGIN)
3960 {
3961 limStartQuietTimer(pMac, i);
3962 }
3963 }
3964 return;
3965}
Jeff Johnson295189b2012-06-20 16:38:30 -07003966void limProcessFinishScanRsp(tpAniSirGlobal pMac, void *body)
3967{
3968 tpFinishScanParams pFinishScanParam;
Jeff Johnson295189b2012-06-20 16:38:30 -07003969 eHalStatus status;
3970 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
3971 pFinishScanParam = (tpFinishScanParams) body;
3972 status = pFinishScanParam->status;
3973 palFreeMemory( pMac->hHdd, (char *)body);
3974 switch(pMac->lim.gLimHalScanState)
3975 {
3976 case eLIM_HAL_FINISH_SCAN_WAIT_STATE:
3977 pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
3978 limCompleteMlmScan(pMac, eSIR_SME_SUCCESS);
Jeff Johnsone7245742012-09-05 17:12:55 -07003979 if (limIsChanSwitchRunning(pMac))
Jeff Johnson295189b2012-06-20 16:38:30 -07003980 {
3981 /** Right time to stop tx and start the timer for channel switch */
3982 /* Sending Session ID 0, may not be correct, since SCAN is global there should not
3983 * be any associated session id
3984 */
Jeff Johnsone7245742012-09-05 17:12:55 -07003985 limStopTxAndSwitch(pMac);
Jeff Johnson295189b2012-06-20 16:38:30 -07003986 }
Jeff Johnsone7245742012-09-05 17:12:55 -07003987 else if (limIsQuietBegin(pMac))
Jeff Johnson295189b2012-06-20 16:38:30 -07003988 {
3989 /** Start the quieting */
3990 /* Sending Session ID 0, may not be correct, since SCAN is global there should not
3991 * be any associated session id
3992 */
Jeff Johnsone7245742012-09-05 17:12:55 -07003993 limStartQuietOnSession(pMac);
Jeff Johnson295189b2012-06-20 16:38:30 -07003994 }
Jeff Johnson295189b2012-06-20 16:38:30 -07003995 if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
3996 {
3997 PELOGW(limLog(pMac, LOGW, FL("EndScanRsp with failed status= %d\n"), status);)
3998 }
3999 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07004000//WLAN_SUSPEND_LINK Related
4001 case eLIM_HAL_RESUME_LINK_WAIT_STATE:
4002 if( pMac->lim.gpLimResumeCallback )
4003 {
4004 pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
4005 pMac->lim.gpLimResumeCallback( pMac, status, pMac->lim.gpLimResumeData );
4006 pMac->lim.gpLimResumeCallback = NULL;
4007 pMac->lim.gpLimResumeData = NULL;
4008 pMac->lim.gLimSystemInScanLearnMode = 0;
4009 }
4010 else
4011 {
4012 limLog( pMac, LOGP, "No Resume link callback set but station is in suspend state\n");
4013 return;
4014 }
4015 break;
4016//end WLAN_SUSPEND_LINK Related
4017
4018 default:
4019 limLog(pMac, LOGW, FL("Rcvd FinishScanRsp not in WAIT State, state %d\n"),
4020 pMac->lim.gLimHalScanState);
4021 break;
4022 }
4023 return;
4024}
4025/**
4026 * @function : limProcessMlmHalAddBARsp
4027 *
4028 * @brief: Process WDA_ADDBA_RSP coming from HAL
4029 *
4030 *
4031 * @param pMac The global tpAniSirGlobal object
4032 *
4033 * @param tSirMsgQ The MsgQ header containing the response buffer
4034 *
4035 * @return none
4036 */
4037void limProcessMlmHalAddBARsp( tpAniSirGlobal pMac,
4038 tpSirMsgQ limMsgQ )
4039{
4040 // Send LIM_MLM_ADDBA_CNF to LIM
4041 tpLimMlmAddBACnf pMlmAddBACnf;
4042 tpPESession psessionEntry;
4043 tpAddBAParams pAddBAParams = (tpAddBAParams) limMsgQ->bodyptr;
4044#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
4045 limDiagEventReport(pMac, WLAN_PE_DIAG_HAL_ADDBA_RSP_EVENT, psessionEntry, 0, 0);
4046#endif //FEATURE_WLAN_DIAG_SUPPORT
4047 //now LIM can process any defer message.
4048 SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
4049 if (pAddBAParams == NULL) {
4050 PELOGE(limLog(pMac, LOGE,FL("NULL ADD BA Response from HAL\n"));)
4051 return;
4052 }
4053 if((psessionEntry = peFindSessionBySessionId(pMac, pAddBAParams->sessionId))==NULL)
4054 {
4055 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionID: %d\n"),pAddBAParams->sessionId );)
4056 palFreeMemory(pMac->hHdd, (void*)limMsgQ->bodyptr);
4057 return;
4058 }
4059#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
4060 limDiagEventReport(pMac, WLAN_PE_DIAG_HAL_ADDBA_RSP_EVENT, psessionEntry, 0, 0);
4061#endif //FEATURE_WLAN_DIAG_SUPPORT
4062
4063 // Allocate for LIM_MLM_ADDBA_CNF
4064 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd,
4065 (void **) &pMlmAddBACnf, sizeof( tLimMlmAddBACnf ))) {
4066 limLog( pMac, LOGP, FL(" palAllocateMemory failed with error code %d\n"));
4067 palFreeMemory(pMac->hHdd, (void*)limMsgQ->bodyptr);
4068 return;
4069 }
4070 palZeroMemory( pMac->hHdd, (void *) pMlmAddBACnf, sizeof( tLimMlmAddBACnf ));
4071 // Copy the peer MAC
4072 palCopyMemory( pMac->hHdd, pMlmAddBACnf->peerMacAddr, pAddBAParams->peerMacAddr,
4073 sizeof( tSirMacAddr ));
4074 // Copy other ADDBA Rsp parameters
4075 pMlmAddBACnf->baDialogToken = pAddBAParams->baDialogToken;
4076 pMlmAddBACnf->baTID = pAddBAParams->baTID;
4077 pMlmAddBACnf->baPolicy = pAddBAParams->baPolicy;
4078 pMlmAddBACnf->baBufferSize = pAddBAParams->baBufferSize;
4079 pMlmAddBACnf->baTimeout = pAddBAParams->baTimeout;
4080 pMlmAddBACnf->baDirection = pAddBAParams->baDirection;
4081 pMlmAddBACnf->sessionId = psessionEntry->peSessionId;
4082 if(eHAL_STATUS_SUCCESS == pAddBAParams->status)
4083 pMlmAddBACnf->addBAResultCode = eSIR_MAC_SUCCESS_STATUS;
4084 else
4085 pMlmAddBACnf->addBAResultCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
4086 palFreeMemory(pMac->hHdd, (void*)limMsgQ->bodyptr);
4087 // Send ADDBA CNF to LIM
4088 limPostSmeMessage( pMac, LIM_MLM_ADDBA_CNF, (tANI_U32 *) pMlmAddBACnf );
4089}
4090/**
4091 * \brief Process LIM_MLM_ADDBA_CNF
4092 *
4093 * \sa limProcessMlmAddBACnf
4094 *
4095 * \param pMac The global tpAniSirGlobal object
4096 *
4097 * \param tSirMsgQ The MsgQ header containing the response buffer
4098 *
4099 * \return none
4100 */
4101void limProcessMlmAddBACnf( tpAniSirGlobal pMac,
4102 tANI_U32 *pMsgBuf )
4103{
4104tpLimMlmAddBACnf pMlmAddBACnf;
4105tpDphHashNode pSta;
4106tANI_U16 aid;
4107tLimBAState curBaState;
4108tpPESession psessionEntry = NULL;
4109if(pMsgBuf == NULL)
4110{
4111 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
4112 return;
4113}
4114pMlmAddBACnf = (tpLimMlmAddBACnf) pMsgBuf;
4115 if((psessionEntry = peFindSessionBySessionId(pMac,pMlmAddBACnf->sessionId))== NULL)
4116 {
4117 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given BSSId\n"));)
Jeff Johnsone7245742012-09-05 17:12:55 -07004118 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
Jeff Johnson295189b2012-06-20 16:38:30 -07004119 return;
4120 }
4121 // First, extract the DPH entry
4122 pSta = dphLookupHashEntry( pMac, pMlmAddBACnf->peerMacAddr, &aid, &psessionEntry->dph.dphHashTable);
4123 if( NULL == pSta )
4124 {
4125 PELOGE(limLog( pMac, LOGE,
4126 FL( "STA context not found - ignoring ADDBA CNF from HAL\n" ));)
4127 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
4128 return;
4129 }
4130 LIM_GET_STA_BA_STATE(pSta, pMlmAddBACnf->baTID, &curBaState);
4131 // Need to validate SME state
4132 if( eLIM_BA_STATE_WT_ADD_RSP != curBaState)
4133 {
4134 PELOGE(limLog( pMac, LOGE,
4135 FL( "Received unexpected ADDBA CNF when STA BA state is %d\n" ),
4136 curBaState );)
Jeff Johnsone7245742012-09-05 17:12:55 -07004137 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
Jeff Johnson295189b2012-06-20 16:38:30 -07004138 return;
4139 }
4140 // Restore STA BA state
4141 LIM_SET_STA_BA_STATE(pSta, pMlmAddBACnf->baTID, eLIM_BA_STATE_IDLE);
Jeff Johnson43971f52012-07-17 12:26:56 -07004142 if( eSIR_MAC_SUCCESS_STATUS == pMlmAddBACnf->addBAResultCode )
Jeff Johnson295189b2012-06-20 16:38:30 -07004143 {
4144 // Update LIM internal cache...
4145 if( eBA_RECIPIENT == pMlmAddBACnf->baDirection )
4146 {
4147 pSta->tcCfg[pMlmAddBACnf->baTID].fUseBARx = 1;
4148 pSta->tcCfg[pMlmAddBACnf->baTID].fRxCompBA = 1;
4149 pSta->tcCfg[pMlmAddBACnf->baTID].fRxBApolicy = pMlmAddBACnf->baPolicy;
4150 pSta->tcCfg[pMlmAddBACnf->baTID].rxBufSize = pMlmAddBACnf->baBufferSize;
4151 pSta->tcCfg[pMlmAddBACnf->baTID].tuRxBAWaitTimeout = pMlmAddBACnf->baTimeout;
Shailender Karmuchi2a74d4c2013-03-24 23:25:27 -07004152 // Package LIM_MLM_ADDBA_RSP to MLME, with proper
4153 // status code. MLME will then send an ADDBA RSP
4154 // over the air to the peer MAC entity
4155 if( eSIR_SUCCESS != limPostMlmAddBARsp( pMac,
4156 pMlmAddBACnf->peerMacAddr,
4157 pMlmAddBACnf->addBAResultCode,
4158 pMlmAddBACnf->baDialogToken,
4159 (tANI_U8) pMlmAddBACnf->baTID,
4160 (tANI_U8) pMlmAddBACnf->baPolicy,
4161 pMlmAddBACnf->baBufferSize,
4162 pMlmAddBACnf->baTimeout,psessionEntry))
4163 {
4164 PELOGW(limLog( pMac, LOGW,
4165 FL( "Failed to post LIM_MLM_ADDBA_RSP to " ));
4166 limPrintMacAddr( pMac, pMlmAddBACnf->peerMacAddr, LOGW );)
4167 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004168 }
4169 else
4170 {
4171 pSta->tcCfg[pMlmAddBACnf->baTID].fUseBATx = 1;
4172 pSta->tcCfg[pMlmAddBACnf->baTID].fTxCompBA = 1;
4173 pSta->tcCfg[pMlmAddBACnf->baTID].fTxBApolicy = pMlmAddBACnf->baPolicy;
4174 pSta->tcCfg[pMlmAddBACnf->baTID].txBufSize = pMlmAddBACnf->baBufferSize;
4175 pSta->tcCfg[pMlmAddBACnf->baTID].tuTxBAWaitTimeout = pMlmAddBACnf->baTimeout;
4176 }
4177 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004178 // Free the memory allocated for LIM_MLM_ADDBA_CNF
4179 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
4180}
4181/**
4182 * \brief Process LIM_MLM_DELBA_CNF
4183 *
4184 * \sa limProcessMlmDelBACnf
4185 *
4186 * \param pMac The global tpAniSirGlobal object
4187 *
4188 * \param tSirMsgQ The MsgQ header containing the response buffer
4189 *
4190 * \return none
4191 */
4192void limProcessMlmDelBACnf( tpAniSirGlobal pMac,
4193 tANI_U32 *pMsgBuf )
4194{
4195 tpLimMlmDelBACnf pMlmDelBACnf;
4196 tpDphHashNode pSta;
4197 tANI_U16 aid;
4198// tANI_U8 sessionId;
4199 tLimBAState curBaState;
4200 tpPESession psessionEntry;
4201
4202 if(pMsgBuf == NULL)
4203 {
4204 PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL\n"));)
4205 return;
4206 }
4207 pMlmDelBACnf = (tpLimMlmDelBACnf) pMsgBuf;
4208 if((psessionEntry = peFindSessionBySessionId(pMac, pMlmDelBACnf->sessionId))== NULL)
4209 {
4210 limLog(pMac, LOGP,FL("Session Does not exist for given sessionID\n"));
Jeff Johnsone7245742012-09-05 17:12:55 -07004211 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
Jeff Johnson295189b2012-06-20 16:38:30 -07004212 return;
4213 }
4214 // First, extract the DPH entry
4215 pSta = dphLookupHashEntry( pMac, pMlmDelBACnf->peerMacAddr, &aid, &psessionEntry->dph.dphHashTable );
4216 if( NULL == pSta )
4217 {
4218 limLog( pMac, LOGE,
4219 FL( "STA context not found - ignoring DELBA CNF from HAL\n" ));
Jeff Johnsone7245742012-09-05 17:12:55 -07004220 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
Jeff Johnson295189b2012-06-20 16:38:30 -07004221 return;
4222 }
4223 if(NULL == pMlmDelBACnf)
4224 {
4225 limLog( pMac, LOGE,
4226 FL( "pMlmDelBACnf is NULL - ignoring DELBA CNF from HAL\n" ));
4227 return;
4228 }
4229 // Need to validate baState
4230 LIM_GET_STA_BA_STATE(pSta, pMlmDelBACnf->baTID, &curBaState);
4231 if( eLIM_BA_STATE_WT_DEL_RSP != curBaState )
4232 {
4233 limLog( pMac, LOGE,
4234 FL( "Received unexpected DELBA CNF when STA BA state is %d\n" ),
4235 curBaState );
Jeff Johnsone7245742012-09-05 17:12:55 -07004236 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
Jeff Johnson295189b2012-06-20 16:38:30 -07004237 return;
4238 }
4239 // Restore STA BA state
4240 LIM_SET_STA_BA_STATE(pSta, pMlmDelBACnf->baTID, eLIM_BA_STATE_IDLE);
4241 // Free the memory allocated for LIM_MLM_DELBA_CNF
4242 palFreeMemory( pMac->hHdd, (void *) pMsgBuf );
4243}
4244/**
4245 * \brief Process SIR_LIM_DEL_BA_IND
4246 *
4247 * \sa limProcessMlmHalBADeleteInd
4248 *
4249 * \param pMac The global tpAniSirGlobal object
4250 *
4251 * \param tSirMsgQ The MsgQ header containing the indication buffer
4252 *
4253 * \return none
4254 */
4255void limProcessMlmHalBADeleteInd( tpAniSirGlobal pMac,
4256 tpSirMsgQ limMsgQ )
4257{
4258 tSirRetStatus status = eSIR_SUCCESS;
4259 tpBADeleteParams pBADeleteParams;
4260 tpDphHashNode pSta;
4261 tANI_U16 aid;
4262 tLimBAState curBaState;
4263 tpPESession psessionEntry;
4264 tANI_U8 sessionId;
4265
4266 pBADeleteParams = (tpBADeleteParams) limMsgQ->bodyptr;
4267
4268 if((psessionEntry = peFindSessionByBssid(pMac,pBADeleteParams->bssId,&sessionId))== NULL)
4269 {
4270 PELOGE(limLog(pMac, LOGE,FL("session does not exist for given BSSId\n"));)
Jeff Johnsone7245742012-09-05 17:12:55 -07004271 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
Jeff Johnson295189b2012-06-20 16:38:30 -07004272 return;
4273 }
4274 // First, extract the DPH entry
4275 pSta = dphLookupHashEntry( pMac, pBADeleteParams->peerMacAddr, &aid, &psessionEntry->dph.dphHashTable );
4276 if( NULL == pSta )
4277 {
4278 limLog( pMac, LOGE,
4279 FL( "STA context not found - ignoring BA Delete IND from HAL\n" ));
4280 goto returnAfterCleanup;
4281 }
4282
4283 // Need to validate BA state
4284 LIM_GET_STA_BA_STATE(pSta, pBADeleteParams->baTID, &curBaState);
4285 if( eLIM_BA_STATE_IDLE != curBaState )
4286 {
4287 limLog( pMac, LOGE,
4288 FL( "Received unexpected BA Delete IND when STA BA state is %d\n" ),
4289 curBaState );
4290 goto returnAfterCleanup;
4291 }
4292
4293 // Validate if a BA is active for the requested TID
4294 // AND in that desired direction
4295 if( eBA_INITIATOR == pBADeleteParams->baDirection )
4296 {
4297 if( 0 == pSta->tcCfg[pBADeleteParams->baTID].fUseBATx )
4298 status = eSIR_FAILURE;
4299 }
4300 else
4301 {
4302 if( 0 == pSta->tcCfg[pBADeleteParams->baTID].fUseBARx )
4303 status = eSIR_FAILURE;
4304 }
4305 if( eSIR_FAILURE == status )
4306 {
4307 limLog( pMac, LOGW,
4308 FL("Received an INVALID DELBA Delete Ind for TID %d...\n"),
4309 pBADeleteParams->baTID );
4310 }
4311 else
4312 {
4313 // Post DELBA REQ to MLME...
4314 if( eSIR_SUCCESS !=
4315 (status = limPostMlmDelBAReq( pMac,
4316 pSta,
4317 pBADeleteParams->baDirection,
4318 pBADeleteParams->baTID,
4319 eSIR_MAC_UNSPEC_FAILURE_REASON,psessionEntry )))
4320 {
4321 limLog( pMac, LOGE,
4322 FL( "Attempt to post LIM_MLM_DELBA_REQ failed with status %d\n" ), status);
4323 }
4324 else
4325 {
4326 limLog( pMac, LOGE,
4327 FL( "BA Delete - Reason 0x%08x. Attempting to delete BA session for TID %d with peer STA " ),
4328 pBADeleteParams->reasonCode, pBADeleteParams->baTID );
4329 limPrintMacAddr( pMac, pSta->staAddr, LOGE );
4330 }
4331 }
4332returnAfterCleanup:
4333 // Free the memory allocated for SIR_LIM_DEL_BA_IND
4334 palFreeMemory( pMac->hHdd, (void *) limMsgQ->bodyptr );
4335}
4336/**
4337 * @function : limProcessSetMimoRsp()
4338 *
4339 * @brief : This function is called upon receiving the WDA_SET_MIMOPS_RSP from the HAL
4340 * after Processing the Req from the SME (PMC)
4341 *
4342 * LOGIC:
4343 *
4344 * ASSUMPTIONS:
4345 * NA
4346 *
4347 * NOTE:
4348 * NA
4349 *
4350 * @param pMac - Pointer to Global MAC structure
4351 * @param limMsg - Lim Message structure object with the MimoPSparam in body
4352 * @return None
4353 */
4354
4355void
4356limProcessSetMimoRsp(tpAniSirGlobal pMac, tpSirMsgQ limMsg)
4357{
4358#if 0
4359 tSirRetStatus retStatus;
4360 tpSetMIMOPS pMIMO_PSParams;
4361
4362
4363 do {
4364
4365 pMIMO_PSParams = (tpSetMIMOPS)limMsg->bodyptr;
4366 if( NULL == pMIMO_PSParams ) {
4367 PELOGE(limLog(pMac, LOGE, "Received the WDA_SET_MIMOPS_RSP with NULL as the PS param");)
4368 return;
4369 }
4370
4371 /** If Updation of the HAL Fail's*/
4372 if (pMIMO_PSParams->status != eSIR_SUCCESS) {
4373 limLog(pMac, LOGP, FL("Update HAL / SW Mac for MIMO State has Failed\n"));
4374 break;
4375 }
4376
4377 if ((pMac->lim.gLimSystemRole != eSYSTEM_STA_ROLE) ||
4378 (pMac->lim.gLimSmeState != eLIM_SME_LINK_EST_STATE) )
4379 break;
4380
4381 pMac->lim.gLimMlmState = pMac->lim.gLimPrevMlmState;
4382 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, 0, pMac->lim.gLimMlmState));
4383
4384 /** In the Case of Exiting out of the Powersave (changing from Dynamic/Static mode to SM Enabled)
4385 * send the action Frame to Peer to update the PS State of the STA , for the case of Entering PowerSave
4386 * the Action Frame is being sent at first before setting the internal structures
4387 */
4388 if (!isEnteringMimoPS(pMac->lim.gHTMIMOPSState, pMIMO_PSParams->htMIMOPSState)) {
4389 tSirMacAddr macAddr;
4390
4391 /** Obtain the AP's Mac Address */
4392 palCopyMemory(pMac -> hHdd, (tANI_U8 *)macAddr, pMac->lim.gLimBssid, sizeof(tSirMacAddr));
4393
4394 /** Send Action Frame with the corresponding mode */
4395 retStatus = limSendSMPowerStateFrame(pMac, macAddr, pMIMO_PSParams->htMIMOPSState);
4396 if (retStatus != eSIR_SUCCESS) {
4397 PELOGE(limLog(pMac, LOGE, FL("Sending Action Frame has failed\n"));)
4398 break;
4399 }
4400 }
4401 PELOG1(limLog(pMac, LOG1, FL("The Setting up of LimGlobals is successful for MIMOPS"));)
4402 }while(0);
4403
4404 palFreeMemory( pMac->hHdd, (void *) pMIMO_PSParams );
4405#endif
4406}
4407/**
4408 * @function : limHandleDelBssInReAssocContext
4409 * @brief : While Processing the ReAssociation Response Frame in STA,
4410 * a. immediately after receiving the Reassoc Response the RxCleanUp is
4411 * being issued and the end of DelBSS the new BSS is being added.
4412 *
4413 * b .If an AP rejects the ReAssociation (Disassoc / Deauth) with some context
4414 * change, We need to update CSR with ReAssocCNF Response with the
4415 * ReAssoc Fail and the reason Code, that is also being handled in the DELBSS
4416 * context only
4417 *
4418 * @param : pMac - tpAniSirGlobal
4419 * pStaDs - Station Descriptor
4420 *
4421 * @return : none
4422 */
4423static void
4424limHandleDelBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs,tpPESession psessionEntry)
4425{
4426 tLimMlmReassocCnf mlmReassocCnf;
4427 /** Skipped the DeleteDPH Hash Entry as we need it for the new BSS*/
4428 /** Set the MlmState to IDLE*/
4429 psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
Jeff Johnson295189b2012-06-20 16:38:30 -07004430 /* Update PE session Id*/
4431 mlmReassocCnf.sessionId = psessionEntry->peSessionId;
4432 switch (psessionEntry->limMlmState) {
Jeff Johnson295189b2012-06-20 16:38:30 -07004433 case eLIM_SME_WT_REASSOC_STATE :
4434 {
4435 tpSirAssocRsp assocRsp;
4436 tpDphHashNode pStaDs;
4437 tSirRetStatus retStatus = eSIR_SUCCESS;
Jeff Johnson295189b2012-06-20 16:38:30 -07004438 tSchBeaconStruct beaconStruct;
Jeff Johnson295189b2012-06-20 16:38:30 -07004439 /** Delete the older STA Table entry */
4440 limDeleteDphHashEntry(pMac, psessionEntry->bssId, DPH_STA_HASH_INDEX_PEER, psessionEntry);
4441 /**
4442 * Add an entry for AP to hash table
4443 * maintained by DPH module
4444 */
4445 if ((pStaDs = dphAddHashEntry(pMac, psessionEntry->limReAssocbssId, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable)) == NULL)
4446 {
4447 // Could not add hash table entry
4448 PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for \n"));)
4449 limPrintMacAddr(pMac, psessionEntry->limReAssocbssId, LOGE);
4450 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4451 mlmReassocCnf.protStatusCode = eSIR_SME_SUCCESS;
4452 goto Error;
4453 }
4454 /** While Processing the ReAssoc Response Frame the ReAssocRsp Frame
4455 * is being stored to be used here for sending ADDBSS
4456 */
4457 assocRsp = (tpSirAssocRsp)psessionEntry->limAssocResponseData;
4458 limUpdateAssocStaDatas(pMac, pStaDs, assocRsp,psessionEntry);
4459 limUpdateReAssocGlobals(pMac, assocRsp,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07004460 limExtractApCapabilities( pMac,
4461 (tANI_U8 *) psessionEntry->pLimReAssocReq->bssDescription.ieFields,
4462 limGetIElenFromBssDescription( &psessionEntry->pLimReAssocReq->bssDescription ),
4463 &beaconStruct );
4464 if(pMac->lim.gLimProtectionControl != WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE)
4465 limDecideStaProtectionOnAssoc(pMac, &beaconStruct, psessionEntry);
4466 if(beaconStruct.erpPresent) {
4467 if (beaconStruct.erpIEInfo.barkerPreambleMode)
4468 psessionEntry->beaconParams.fShortPreamble = 0;
4469 else
4470 psessionEntry->beaconParams.fShortPreamble = 1;
4471 }
4472 //updateBss flag is false, as in this case, PE is first deleting the existing BSS and then adding a new one.
4473 if (eSIR_SUCCESS != limStaSendAddBss( pMac, assocRsp, &beaconStruct,
4474 &psessionEntry->pLimReAssocReq->bssDescription, false, psessionEntry)) {
4475 limLog( pMac, LOGE, FL( "Posting ADDBSS in the ReAssocContext has Failed \n"));
4476 retStatus = eSIR_FAILURE;
4477 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004478 if (retStatus != eSIR_SUCCESS)
4479 {
4480 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4481 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
4482 palFreeMemory(pMac->hHdd, assocRsp);
4483 pMac->lim.gLimAssocResponseData = NULL;
4484 goto Error;
4485 }
4486 palFreeMemory(pMac->hHdd, assocRsp);
4487 psessionEntry->limAssocResponseData = NULL;
4488 }
4489 break;
4490 case eLIM_SME_WT_REASSOC_LINK_FAIL_STATE:
4491 {
4492 /** Case wherein the DisAssoc / Deauth
4493 * being sent as response to ReAssoc Req*/
4494 /** Send the Reason code as the same received in Disassoc / Deauth Frame*/
4495 mlmReassocCnf.resultCode = pStaDs->mlmStaContext.disassocReason;
4496 mlmReassocCnf.protStatusCode = pStaDs->mlmStaContext.cleanupTrigger;
4497 /** Set the SME State back to WT_Reassoc State*/
4498 psessionEntry->limSmeState = eLIM_SME_WT_REASSOC_STATE;
Jeff Johnson295189b2012-06-20 16:38:30 -07004499 limDeleteDphHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId,psessionEntry);
4500 if((psessionEntry->limSystemRole == eLIM_STA_ROLE)||
4501 (psessionEntry->limSystemRole == eLIM_BT_AMP_STA_ROLE))
4502 {
4503 psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
Jeff Johnson295189b2012-06-20 16:38:30 -07004504 }
4505 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
4506 }
4507 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07004508 default:
4509 PELOGE(limLog(pMac, LOGE, FL("DelBss is being invoked in the wrong system Role /unhandled SME State\n"));)
4510 mlmReassocCnf.resultCode = eSIR_SME_REFUSED;
4511 mlmReassocCnf.protStatusCode = eSIR_SME_UNEXPECTED_REQ_RESULT_CODE;
4512 goto Error;
4513 }
Jeff Johnsone7245742012-09-05 17:12:55 -07004514 return;
Jeff Johnson295189b2012-06-20 16:38:30 -07004515Error:
4516 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
4517}
4518
4519/* Added For BT -AMP Support */
4520static void
4521limProcessBtampAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
4522{
4523 tLimMlmStartCnf mlmStartCnf;
4524 tANI_U32 val;
4525 tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
4526
Pratik Bhalgataa1ae392012-11-22 17:44:33 +05304527 if (NULL == pAddBssParams)
4528 {
4529 limLog( pMac, LOGE, FL( "Invalid body pointer in message\n"));
4530 goto end;
4531 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004532 if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
4533 {
4534 limLog(pMac, LOG2, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS\n"));
4535 if (psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
4536 {
4537 if (limSetLinkState(pMac, eSIR_LINK_BTAMP_AP_STATE, psessionEntry->bssId,
4538 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
4539 goto end;
4540 } else if (psessionEntry->bssType == eSIR_BTAMP_STA_MODE) {
4541 if (limSetLinkState(pMac, eSIR_LINK_SCAN_STATE, psessionEntry->bssId,
4542 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
4543 goto end;
4544 }
4545
4546 // Set MLME state
4547 psessionEntry->limMlmState= eLIM_MLM_BSS_STARTED_STATE;
4548 psessionEntry->statypeForBss = STA_ENTRY_SELF; // to know session started for peer or for self
4549 psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
4550 schEdcaProfileUpdate(pMac, psessionEntry);
Gopichand Nakkala777e6032012-12-31 16:39:21 -08004551 limInitPeerIdxpool(pMac,psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07004552 // Create timers used by LIM
4553 if (!pMac->lim.gLimTimersCreated)
4554 limCreateTimers(pMac);
4555 /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
4556 if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
4557 limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!\n"));
4558 pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
4559 // Apply previously set configuration at HW
4560 limApplyConfiguration(pMac,psessionEntry);
4561 psessionEntry->staId = pAddBssParams->staContext.staIdx;
4562 mlmStartCnf.resultCode = eSIR_SME_SUCCESS;
4563 }
4564 else
4565 {
4566 limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d\n" ),pAddBssParams->status );
4567 mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
4568 }
4569 mlmStartCnf.sessionId = psessionEntry->peSessionId;
4570 limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
4571 end:
4572 if( 0 != limMsgQ->bodyptr )
4573 palFreeMemory( pMac->hHdd, (void *) pAddBssParams );
4574}
4575
4576/**
4577 * @function : limHandleAddBssInReAssocContext
4578 * @brief : While Processing the ReAssociation Response Frame in STA,
4579 * a. immediately after receiving the Reassoc Response the RxCleanUp is
4580 * being issued and the end of DelBSS the new BSS is being added.
4581 *
4582 * b .If an AP rejects the ReAssociation (Disassoc / Deauth) with some context
4583 * change, We need to update CSR with ReAssocCNF Response with the
4584 * ReAssoc Fail and the reason Code, that is also being handled in the DELBSS
4585 * context only
4586 *
4587 * @param : pMac - tpAniSirGlobal
4588 * pStaDs - Station Descriptor
4589 *
4590 * @return : none
4591 */
4592void
4593limHandleAddBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs, tpPESession psessionEntry)
4594{
4595 tLimMlmReassocCnf mlmReassocCnf;
4596 /** Skipped the DeleteDPH Hash Entry as we need it for the new BSS*/
4597 /** Set the MlmState to IDLE*/
Jeff Johnsone7245742012-09-05 17:12:55 -07004598 psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
4599 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
Jeff Johnson295189b2012-06-20 16:38:30 -07004600 switch (psessionEntry->limSmeState) {
Jeff Johnson295189b2012-06-20 16:38:30 -07004601 case eLIM_SME_WT_REASSOC_STATE : {
4602 tpSirAssocRsp assocRsp;
4603 tpDphHashNode pStaDs;
4604 tSirRetStatus retStatus = eSIR_SUCCESS;
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004605 tSchBeaconStruct *pBeaconStruct;
4606 if(eHAL_STATUS_SUCCESS != palAllocateMemory(pMac->hHdd,
4607 (void **)&pBeaconStruct, sizeof(tSchBeaconStruct)))
4608 {
4609 limLog(pMac, LOGE, FL("Unable to PAL allocate memory in limHandleAddBssInReAssocContext\n") );
4610 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4611 mlmReassocCnf.protStatusCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4612 goto Error;
4613 }
4614
Jeff Johnson295189b2012-06-20 16:38:30 -07004615 // Get the AP entry from DPH hash table
4616 pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
4617 if (pStaDs == NULL )
4618 {
4619 PELOGE(limLog(pMac, LOGE, FL("Fail to get STA PEER entry from hash\n"));)
4620 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4621 mlmReassocCnf.protStatusCode = eSIR_SME_SUCCESS;
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004622 palFreeMemory(pMac->hHdd, pBeaconStruct);
Jeff Johnson295189b2012-06-20 16:38:30 -07004623 goto Error;
4624 }
4625 /** While Processing the ReAssoc Response Frame the ReAssocRsp Frame
4626 * is being stored to be used here for sending ADDBSS
4627 */
4628 assocRsp = (tpSirAssocRsp)psessionEntry->limAssocResponseData;
4629 limUpdateAssocStaDatas(pMac, pStaDs, assocRsp, psessionEntry);
4630 limUpdateReAssocGlobals(pMac, assocRsp, psessionEntry);
Jeff Johnson295189b2012-06-20 16:38:30 -07004631 limExtractApCapabilities( pMac,
4632 (tANI_U8 *) psessionEntry->pLimReAssocReq->bssDescription.ieFields,
4633 limGetIElenFromBssDescription( &psessionEntry->pLimReAssocReq->bssDescription ),
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004634 pBeaconStruct );
Jeff Johnson295189b2012-06-20 16:38:30 -07004635 if(pMac->lim.gLimProtectionControl != WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE)
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004636 limDecideStaProtectionOnAssoc(pMac, pBeaconStruct, psessionEntry);
4637
4638 if(pBeaconStruct->erpPresent)
4639 {
4640 if (pBeaconStruct->erpIEInfo.barkerPreambleMode)
Jeff Johnson295189b2012-06-20 16:38:30 -07004641 psessionEntry->beaconParams.fShortPreamble = 0;
4642 else
4643 psessionEntry->beaconParams.fShortPreamble = 1;
4644 }
4645
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004646 if (eSIR_SUCCESS != limStaSendAddBss( pMac, assocRsp, pBeaconStruct,
Jeff Johnson295189b2012-06-20 16:38:30 -07004647 &psessionEntry->pLimReAssocReq->bssDescription, true, psessionEntry)) {
4648 limLog( pMac, LOGE, FL( "Posting ADDBSS in the ReAssocContext has Failed \n"));
4649 retStatus = eSIR_FAILURE;
4650 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004651 if (retStatus != eSIR_SUCCESS)
4652 {
4653 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
4654 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
4655 palFreeMemory(pMac->hHdd, assocRsp);
4656 pMac->lim.gLimAssocResponseData = NULL;
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004657 palFreeMemory(pMac->hHdd, pBeaconStruct);
Jeff Johnson295189b2012-06-20 16:38:30 -07004658 goto Error;
4659 }
4660 palFreeMemory(pMac->hHdd, assocRsp);
4661 psessionEntry->limAssocResponseData = NULL;
Madan Mohan Koyyalamudi19032762012-10-21 12:42:11 -07004662 palFreeMemory(pMac->hHdd, pBeaconStruct);
Jeff Johnson295189b2012-06-20 16:38:30 -07004663 }
4664 break;
4665 case eLIM_SME_WT_REASSOC_LINK_FAIL_STATE: { /** Case wherein the DisAssoc / Deauth
4666 * being sent as response to ReAssoc Req*/
4667 /** Send the Reason code as the same received in Disassoc / Deauth Frame*/
4668 mlmReassocCnf.resultCode = pStaDs->mlmStaContext.disassocReason;
4669 mlmReassocCnf.protStatusCode = pStaDs->mlmStaContext.cleanupTrigger;
4670 /** Set the SME State back to WT_Reassoc State*/
4671 psessionEntry->limSmeState = eLIM_SME_WT_REASSOC_STATE;
4672 limDeleteDphHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId, psessionEntry);
4673 if(psessionEntry->limSystemRole == eLIM_STA_ROLE)
Varun Reddy Yeturue3bbf6e2013-02-08 18:50:55 -08004674 {
Jeff Johnson295189b2012-06-20 16:38:30 -07004675 psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
Varun Reddy Yeturue3bbf6e2013-02-08 18:50:55 -08004676 MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
4677 }
Jeff Johnson295189b2012-06-20 16:38:30 -07004678
4679 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
4680 }
4681 break;
Jeff Johnson295189b2012-06-20 16:38:30 -07004682 default:
4683 PELOGE(limLog(pMac, LOGE, FL("DelBss is being invoked in the wrong system Role /unhandled SME State\n"));)
4684 mlmReassocCnf.resultCode = eSIR_SME_REFUSED;
4685 mlmReassocCnf.protStatusCode = eSIR_SME_UNEXPECTED_REQ_RESULT_CODE;
4686 goto Error;
4687 }
4688return;
4689Error:
4690 limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
4691}
4692
4693#if 0
4694 static void
4695limProcessSmeAssocCnfNew(tpAniSirGlobal pMac, tANI_U32 msgType, tANI_U32 *pMsgBuf)
4696{
4697 tSirSmeAssocCnf assocCnf;
4698 tpDphHashNode pStaDs;
4699 tpPESession psessionEntry;
4700 tANI_U8 sessionId;
4701
4702 if(pMsgBuf == NULL)
4703 {
4704 limLog(pMac, LOGE, FL("pMsgBuf is NULL \n"));
4705 goto end;
4706 }
4707 if ((limAssocCnfSerDes(pMac, &assocCnf, (tANI_U8 *) pMsgBuf) == eSIR_FAILURE) ||
4708 !__limIsSmeAssocCnfValid(&assocCnf))
4709 {
4710 limLog(pMac, LOGE, FL("Received invalid SME_RE(ASSOC)_CNF message \n"));
4711 goto end;
4712 }
4713 if((psessionEntry = peFindSessionByBssid(pMac, assocCnf.bssId, &sessionId))== NULL)
4714 {
4715 limLog(pMac, LOGE, FL("session does not exist for given bssId\n"));
4716 goto end;
4717 }
4718 if ( ((psessionEntry->limSystemRole != eLIM_AP_ROLE) && (psessionEntry->limSystemRole != eLIM_BT_AMP_AP_ROLE)) ||
4719 ((psessionEntry->limSmeState != eLIM_SME_NORMAL_STATE) && (psessionEntry->limSmeState != eLIM_SME_NORMAL_CHANNEL_SCAN_STATE)))
4720 {
4721 limLog(pMac, LOGE, FL("Received unexpected message %X in state %X, in role %X\n"),
4722 msgType, psessionEntry->limSmeState , psessionEntry->limSystemRole);
4723 goto end;
4724 }
4725 pStaDs = dphGetHashEntry(pMac, assocCnf.aid, &psessionEntry->dph.dphHashTable);
4726 if (pStaDs == NULL)
4727 {
4728 limLog(pMac, LOG1,
4729 FL("Received invalid message %X due to no STA context, for aid %d, peer "),
4730 msgType, assocCnf.aid);
4731 limPrintMacAddr(pMac, assocCnf.peerMacAddr, LOG1);
4732 /*
4733 ** send a DISASSOC_IND message to WSM to make sure
4734 ** the state in WSM and LIM is the same
4735 **/
4736 limSendSmeDisassocNtf( pMac, assocCnf.peerMacAddr, eSIR_SME_STA_NOT_ASSOCIATED,
4737 eLIM_PEER_ENTITY_DISASSOC, assocCnf.aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
4738 goto end;
4739 }
4740 if ((pStaDs &&
4741 (( !palEqualMemory( pMac->hHdd,(tANI_U8 *) pStaDs->staAddr,
4742 (tANI_U8 *) assocCnf.peerMacAddr,
4743 sizeof(tSirMacAddr)) ) ||
4744 (pStaDs->mlmStaContext.mlmState != eLIM_MLM_WT_ASSOC_CNF_STATE) ||
4745 ((pStaDs->mlmStaContext.subType == LIM_ASSOC) &&
4746 (msgType != eWNI_SME_ASSOC_CNF)) ||
4747 ((pStaDs->mlmStaContext.subType == LIM_REASSOC) &&
4748 (msgType != eWNI_SME_REASSOC_CNF)))))
4749 {
4750 limLog(pMac, LOG1,
4751 FL("Received invalid message %X due to peerMacAddr mismatched or not in eLIM_MLM_WT_ASSOC_CNF_STATE state, for aid %d, peer "),
4752 msgType, assocCnf.aid);
4753 limPrintMacAddr(pMac, assocCnf.peerMacAddr, LOG1);
4754 goto end;
4755 }
4756 /*
4757 ** Deactivate/delet CNF_WAIT timer since ASSOC_CNF
4758 ** has been received
4759 **/
4760 limLog(pMac, LOG1, FL("Received SME_ASSOC_CNF. Delete Timer\n"));
4761 limDeactivateAndChangePerStaIdTimer(pMac, eLIM_CNF_WAIT_TIMER, pStaDs->assocId);
4762 if (assocCnf.statusCode == eSIR_SME_SUCCESS)
4763 {
4764 /* In BTAMP-AP, PE already finished the WDA_ADD_STA sequence
4765 * when it had received Assoc Request frame. Now, PE just needs to send
4766 * Association Response frame to the requesting BTAMP-STA.
4767 */
4768 pStaDs->mlmStaContext.mlmState = eLIM_MLM_LINK_ESTABLISHED_STATE;
4769 limLog(pMac, LOG1, FL("sending Assoc Rsp frame to STA (assoc id=%d) \n"), pStaDs->assocId);
4770 limSendAssocRspMgmtFrame( pMac, eSIR_SUCCESS, pStaDs->assocId, pStaDs->staAddr,
4771 pStaDs->mlmStaContext.subType, pStaDs, psessionEntry);
4772 goto end;
4773 } // (assocCnf.statusCode == eSIR_SME_SUCCESS)
4774 else
4775 {
4776 // SME_ASSOC_CNF status is non-success, so STA is not allowed to be associated
4777 limRejectAssociation(pMac, pStaDs->staAddr,
4778 pStaDs->mlmStaContext.subType,
4779 true, pStaDs->mlmStaContext.authType,
4780 pStaDs->assocId, true,
4781 assocCnf.statusCode, psessionEntry);
4782 return;
4783 }
4784end:
4785 if ( psessionEntry->parsedAssocReq[pStaDs->assocId] != NULL )
4786 {
4787 if ( ((tpSirAssocReq)(psessionEntry->parsedAssocReq[pStaDs->assocId]))->assocReqFrame)
4788 {
4789 palFreeMemory(pMac->hHdd,((tpSirAssocReq)(psessionEntry->parsedAssocReq[pStaDs->assocId]))->assocReqFrame);
4790 ((tpSirAssocReq)(psessionEntry->parsedAssocReq[pStaDs->assocId]))->assocReqFrame = NULL;
4791 }
4792
4793 palFreeMemory(pMac->hHdd, psessionEntry->parsedAssocReq[pStaDs->assocId]);
4794 psessionEntry->parsedAssocReq[pStaDs->assocId] = NULL;
4795 }
4796} /*** end __limProcessSmeAssocCnfNew() ***/
4797#endif
4798
Jeff Johnson295189b2012-06-20 16:38:30 -07004799void
4800limSendBeaconInd(tpAniSirGlobal pMac, tpPESession psessionEntry){
4801 tBeaconGenParams *pBeaconGenParams = NULL;
4802 tSirMsgQ limMsg;
4803 /** Allocate the Memory for Beacon Pre Message and for Stations in PoweSave*/
4804 if(psessionEntry == NULL ){
4805 PELOGE( limLog( pMac, LOGE,
4806 FL( "Error:Unable to get the PESessionEntry\n" ));)
4807 return;
4808 }
4809 if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd,
4810 (void **) &pBeaconGenParams, (sizeof(*pBeaconGenParams))))
4811 {
4812 PELOGE( limLog( pMac, LOGP,
4813 FL( "Unable to PAL allocate memory during sending beaconPreMessage\n" ));)
4814 return;
4815 }
4816 palZeroMemory( pMac->hHdd, pBeaconGenParams, sizeof(*pBeaconGenParams));
4817 palCopyMemory( pMac->hHdd, (void *) pBeaconGenParams->bssId,
4818 (void *)psessionEntry->bssId,
4819 SIR_MAC_ADDR_LENGTH );
4820 limMsg.bodyptr = pBeaconGenParams;
4821 schProcessPreBeaconInd(pMac, &limMsg);
4822 return;
4823}