Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Kiet Lam | 0fb93dd | 2014-02-19 00:32:59 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2014 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. |
Gopichand Nakkala | 92f07d8 | 2013-01-08 21:16:34 -0800 | [diff] [blame] | 20 | */ |
Kiet Lam | 0fb93dd | 2014-02-19 00:32:59 -0800 | [diff] [blame] | 21 | |
| 22 | /* |
| 23 | * This file was originally distributed by Qualcomm Atheros, Inc. |
| 24 | * under proprietary terms before Copyright ownership was assigned |
| 25 | * to the Linux Foundation. |
| 26 | */ |
| 27 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 28 | /**========================================================================= |
| 29 | |
| 30 | \file sme_Rrm.c |
| 31 | |
| 32 | \brief implementation for SME RRM APIs |
| 33 | |
Kiet Lam | aa8e15a | 2014-02-11 23:30:06 -0800 | [diff] [blame] | 34 | Copyright 2008 (c) Qualcomm, Incorporated. All Rights Reserved. |
| 35 | |
| 36 | Qualcomm Confidential and Proprietary. |
| 37 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 38 | ========================================================================*/ |
| 39 | |
| 40 | /* $Header$ */ |
| 41 | |
| 42 | #if defined WLAN_FEATURE_VOWIFI |
| 43 | /*-------------------------------------------------------------------------- |
| 44 | Include Files |
| 45 | ------------------------------------------------------------------------*/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 46 | #include "aniGlobal.h" |
| 47 | #include "smeInside.h" |
| 48 | #include "sme_Api.h" |
| 49 | #include "smsDebug.h" |
| 50 | #include "cfgApi.h" |
| 51 | |
| 52 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
| 53 | #include "vos_diag_core_event.h" |
| 54 | #include "vos_diag_core_log.h" |
| 55 | #endif /* FEATURE_WLAN_DIAG_SUPPORT */ |
| 56 | |
| 57 | #include "csrInsideApi.h" |
| 58 | |
| 59 | #include "rrmGlobal.h" |
| 60 | |
Srinivas Girigowda | 5cecb20 | 2013-10-08 09:13:25 -0700 | [diff] [blame] | 61 | #if defined(FEATURE_WLAN_CCX) && !defined(FEATURE_WLAN_CCX_UPLOAD) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 62 | #include "csrCcx.h" |
| 63 | #endif |
| 64 | |
| 65 | /* Roam score for a neighbor AP will be calculated based on the below definitions. |
| 66 | The calculated roam score will be used to select the roamable candidate from neighbor AP list */ |
| 67 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_REACHABILITY 0 /* When we support 11r over the DS, this should have a non-zero value */ |
| 68 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_SECURITY 10 |
| 69 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_KEY_SCOPE 20 |
| 70 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_SPECTRUM_MGMT 0 /* Not used */ |
| 71 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_QOS 5 |
| 72 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_APSD 3 |
| 73 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_RRM 8 |
| 74 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_DELAYED_BA 0 /* We dont support delayed BA */ |
| 75 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_IMMEDIATE_BA 3 |
| 76 | #define RRM_ROAM_SCORE_NEIGHBOR_REPORT_MOBILITY_DOMAIN 30 |
| 77 | |
| 78 | #ifdef FEATURE_WLAN_CCX |
| 79 | #define RRM_ROAM_SCORE_NEIGHBOR_IAPP_LIST 30 |
| 80 | #endif |
| 81 | /**--------------------------------------------------------------------------- |
| 82 | |
| 83 | \brief rrmLLPurgeNeighborCache() - |
| 84 | This function purges all the entries in the neighbor cache and frees up all the internal nodes |
| 85 | |
| 86 | \param - pMac - Pointer to the Hal Handle. |
| 87 | - pList - Pointer the List that should be purged. |
| 88 | \return - void |
| 89 | |
| 90 | --------------------------------------------------------------------------*/ |
| 91 | static void rrmLLPurgeNeighborCache(tpAniSirGlobal pMac, tDblLinkList *pList) |
| 92 | { |
| 93 | tListElem *pEntry; |
| 94 | tRrmNeighborReportDesc *pNeighborReportDesc; |
| 95 | |
| 96 | csrLLLock(pList); |
| 97 | |
| 98 | while((pEntry = csrLLRemoveHead(pList, LL_ACCESS_NOLOCK)) != NULL) |
| 99 | { |
| 100 | pNeighborReportDesc = GET_BASE_ADDR( pEntry, tRrmNeighborReportDesc, List ); |
| 101 | vos_mem_free(pNeighborReportDesc->pNeighborBssDescription); |
| 102 | vos_mem_free(pNeighborReportDesc); |
| 103 | } |
| 104 | |
| 105 | csrLLUnlock(pList); |
| 106 | |
| 107 | return; |
| 108 | } |
| 109 | |
| 110 | /**--------------------------------------------------------------------------- |
| 111 | |
| 112 | \brief rrmIndicateNeighborReportResult() - |
| 113 | This function calls the callback register by the caller while requesting for |
| 114 | neighbor report. This function gets invoked if a neighbor report is received from an AP |
| 115 | or neighbor response wait timer expires. |
| 116 | |
| 117 | \param - pMac - Pointer to the Hal Handle. |
| 118 | - vosStatus - VOS_STATUS_SUCCESS/VOS_STATUS_FAILURE based on whether a valid report is |
| 119 | received or neighbor timer expired |
| 120 | \return - void |
| 121 | |
| 122 | --------------------------------------------------------------------------*/ |
| 123 | void rrmIndicateNeighborReportResult(tpAniSirGlobal pMac, VOS_STATUS vosStatus) |
| 124 | { |
| 125 | NeighborReportRspCallback callback; |
| 126 | void *callbackContext; |
| 127 | |
| 128 | /* Reset the neighbor response pending status */ |
| 129 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.isNeighborRspPending = eANI_BOOLEAN_FALSE; |
| 130 | |
| 131 | /* Stop the timer if it is already running. The timer should be running only in the SUCCESS case. */ |
| 132 | if (VOS_TIMER_STATE_RUNNING == vos_timer_getCurrentState(&pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspWaitTimer)) |
| 133 | { |
Gopichand Nakkala | ecdb2a8 | 2013-05-30 12:57:51 +0530 | [diff] [blame] | 134 | smsLog( pMac, LOG1, FL("No entry in neighbor report cache")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 135 | vos_timer_stop(&pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspWaitTimer); |
| 136 | } |
| 137 | callback = pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallback; |
| 138 | callbackContext = pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallbackContext; |
| 139 | |
| 140 | /* Reset the callback and the callback context before calling the callback. It is very likely that there may be a registration in |
| 141 | callback itself. */ |
| 142 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallback = NULL; |
| 143 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallbackContext = NULL; |
| 144 | |
| 145 | /* Call the callback with the status received from caller */ |
| 146 | if (callback) |
| 147 | callback(callbackContext, vosStatus); |
Srinivas Girigowda | 5cecb20 | 2013-10-08 09:13:25 -0700 | [diff] [blame] | 148 | #if defined(FEATURE_WLAN_CCX) && !defined(FEATURE_WLAN_CCX_UPLOAD) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 149 | // We came here with IAPP AP List |
| 150 | // Make sure we inform CSR of the neighbor list |
| 151 | // for CCX Associations. First clear the cache. |
| 152 | else |
| 153 | if (csrNeighborRoamIsCCXAssoc(pMac)) |
| 154 | { |
| 155 | ProcessIAPPNeighborAPList(pMac); |
| 156 | } |
| 157 | #endif |
| 158 | |
| 159 | return; |
| 160 | |
| 161 | } |
| 162 | |
| 163 | /**--------------------------------------------------------------------------- |
| 164 | |
| 165 | \brief sme_RrmBeaconReportXmitInd() - |
| 166 | |
| 167 | Create and send the beacon report Xmit ind message to PE. |
| 168 | |
| 169 | \param - pMac - Pointer to the Hal Handle. |
| 170 | - pResult - scan result. |
| 171 | - measurementDone - flag to indicate that the measurement is done. |
| 172 | \return - 0 for success, non zero for failure |
| 173 | |
| 174 | --------------------------------------------------------------------------*/ |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 175 | static eHalStatus sme_RrmSendBeaconReportXmitInd( tpAniSirGlobal pMac, |
| 176 | tCsrScanResultInfo **pResultArr, |
| 177 | tANI_U8 measurementDone, |
| 178 | tANI_U8 bss_count ) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 179 | { |
| 180 | tpSirBssDescription pBssDesc = NULL; |
| 181 | tpSirBeaconReportXmitInd pBeaconRep; |
| 182 | tANI_U16 length, ie_len; |
| 183 | tANI_U8 bssCounter=0, msgCounter=0; |
| 184 | tCsrScanResultInfo *pCurResult=NULL; |
| 185 | eHalStatus status = eHAL_STATUS_FAILURE; |
| 186 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 187 | |
| 188 | |
| 189 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 190 | smsLog( pMac, LOGE, "Beacon report xmit Ind to PE"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 191 | #endif |
| 192 | |
| 193 | if( NULL == pResultArr && !measurementDone ) |
| 194 | { |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 195 | smsLog( pMac, LOGE, "Beacon report xmit Ind to PE Failed"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 196 | return eHAL_STATUS_FAILURE; |
| 197 | } |
| 198 | |
| 199 | if (pResultArr) |
| 200 | pCurResult=pResultArr[bssCounter]; |
| 201 | |
| 202 | do |
| 203 | { |
| 204 | length = sizeof(tSirBeaconReportXmitInd); |
| 205 | pBeaconRep = vos_mem_malloc ( length ); |
| 206 | if ( NULL == pBeaconRep ) |
| 207 | { |
| 208 | smsLog( pMac, LOGP, "Unable to allocate memory for beacon report"); |
| 209 | return eHAL_STATUS_FAILED_ALLOC; |
| 210 | } |
| 211 | vos_mem_zero( pBeaconRep, length ); |
| 212 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 213 | smsLog( pMac, LOGE, FL("Allocated memory for pBeaconRep")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 214 | #endif |
| 215 | pBeaconRep->messageType = eWNI_SME_BEACON_REPORT_RESP_XMIT_IND; |
| 216 | pBeaconRep->length = length; |
| 217 | pBeaconRep->uDialogToken = pSmeRrmContext->token; |
Kanchanapally, Vidyullatha | 80cd3d0 | 2014-02-10 13:06:41 +0530 | [diff] [blame] | 218 | pBeaconRep->duration = pSmeRrmContext->duration[0]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 219 | pBeaconRep->regClass = pSmeRrmContext->regClass; |
| 220 | vos_mem_copy( pBeaconRep->bssId, pSmeRrmContext->sessionBssId, sizeof(tSirMacAddr) ); |
| 221 | |
| 222 | msgCounter=0; |
| 223 | while (pCurResult) |
| 224 | { |
| 225 | pBssDesc = &pCurResult->BssDescriptor; |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 226 | if(pBssDesc != NULL) |
| 227 | { |
| 228 | ie_len = GET_IE_LEN_IN_BSS( pBssDesc->length ); |
| 229 | pBeaconRep->pBssDescription[msgCounter] = vos_mem_malloc ( |
| 230 | ie_len+sizeof(tSirBssDescription)); |
| 231 | if (NULL == pBeaconRep->pBssDescription[msgCounter]) |
| 232 | break; |
| 233 | vos_mem_copy( pBeaconRep->pBssDescription[msgCounter], |
| 234 | pBssDesc, |
| 235 | sizeof(tSirBssDescription) ); |
| 236 | vos_mem_copy( &pBeaconRep->pBssDescription[msgCounter]->ieFields[0], |
| 237 | pBssDesc->ieFields, ie_len ); |
| 238 | smsLog( pMac, LOG1, |
Arif Hussain | 24bafea | 2013-11-15 15:10:03 -0800 | [diff] [blame] | 239 | "...RRM Result Bssid = "MAC_ADDRESS_STR" chan= %d, rssi = -%d", |
| 240 | MAC_ADDR_ARRAY(pBeaconRep->pBssDescription[msgCounter]->bssId), |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 241 | pBeaconRep->pBssDescription[msgCounter]->channelId, |
| 242 | pBeaconRep->pBssDescription[msgCounter]->rssi * (-1)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 243 | |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 244 | pBeaconRep->numBssDesc++; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 245 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 246 | if (++msgCounter >= SIR_BCN_REPORT_MAX_BSS_DESC) |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 247 | break; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 248 | |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 249 | pCurResult = pResultArr[bssCounter + msgCounter]; |
| 250 | } |
| 251 | else |
| 252 | { |
| 253 | pCurResult = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 254 | break; |
| 255 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 256 | } |
| 257 | |
| 258 | bssCounter+=msgCounter; |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 259 | if (!pResultArr || (pCurResult == NULL) || (bssCounter >= bss_count)) |
| 260 | { |
| 261 | pCurResult = NULL; |
| 262 | smsLog(pMac, LOG1, |
| 263 | "Reached to the max/last BSS in pCurResult list"); |
| 264 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 265 | else |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 266 | { |
| 267 | pCurResult = pResultArr[bssCounter]; |
| 268 | smsLog(pMac, LOG1, |
| 269 | "Move to the next BSS set in pCurResult list"); |
| 270 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 271 | |
| 272 | pBeaconRep->fMeasureDone = (pCurResult)?false:measurementDone; |
| 273 | |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 274 | smsLog(pMac, LOG1, |
| 275 | "SME Sending BcnRepXmit to PE numBss %d msgCounter %d bssCounter %d", |
| 276 | pBeaconRep->numBssDesc, msgCounter, bssCounter); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 277 | |
Jeff Johnson | 0282cf0 | 2013-04-03 17:30:03 -0700 | [diff] [blame] | 278 | status = palSendMBMessage(pMac->hHdd, pBeaconRep); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 279 | |
| 280 | } while (pCurResult); |
| 281 | |
| 282 | return status; |
| 283 | } |
| 284 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 285 | #if defined(FEATURE_WLAN_CCX_UPLOAD) |
| 286 | /**--------------------------------------------------------------------------- |
| 287 | |
| 288 | \brief sme_CcxSendBeaconReqScanResults() |
| 289 | |
| 290 | This function sends up the scan results received as a part of |
| 291 | beacon request scanning. |
| 292 | This function is called after receiving the scan results per channel |
| 293 | Due to the limitation on the size of the IWEVCUSTOM buffer, we send 3 BSSIDs of |
| 294 | beacon report information in one custom event; |
| 295 | |
| 296 | \param - pMac - Pointer to the Hal Handle. |
| 297 | - sessionId - Session id |
| 298 | - channel - scan results belongs to this channel |
| 299 | - pResultArr - scan result. |
| 300 | - measurementDone - flag to indicate that the measurement is done. |
| 301 | - bss_count - number of bss found |
| 302 | \return - 0 for success, non zero for failure |
| 303 | |
| 304 | --------------------------------------------------------------------------*/ |
| 305 | static eHalStatus sme_CcxSendBeaconReqScanResults(tpAniSirGlobal pMac, |
| 306 | tANI_U32 sessionId, |
| 307 | tANI_U8 channel, |
| 308 | tCsrScanResultInfo **pResultArr, |
| 309 | tANI_U8 measurementDone, |
| 310 | tANI_U8 bss_count) |
| 311 | { |
| 312 | eHalStatus status = eHAL_STATUS_FAILURE; |
Varun Reddy Yeturu | cf02bc2 | 2013-12-06 18:18:50 -0800 | [diff] [blame] | 313 | tSirRetStatus fillIeStatus; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 314 | tpSirBssDescription pBssDesc = NULL; |
| 315 | tANI_U32 ie_len = 0; |
| 316 | tANI_U32 outIeLen = 0; |
| 317 | tANI_U8 bssCounter = 0; |
| 318 | tCsrScanResultInfo *pCurResult = NULL; |
| 319 | tANI_U8 msgCounter = 0; |
| 320 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 321 | tCsrRoamInfo roamInfo; |
| 322 | tSirCcxBcnReportRsp bcnReport; |
| 323 | tpSirCcxBcnReportRsp pBcnReport = &bcnReport; |
| 324 | tpCsrCcxBeaconReqParams pCurMeasReqIe = NULL; |
| 325 | tANI_U8 i = 0; |
| 326 | |
| 327 | if (NULL == pSmeRrmContext) |
| 328 | { |
| 329 | smsLog( pMac, LOGE, "pSmeRrmContext is NULL"); |
| 330 | return eHAL_STATUS_FAILURE; |
| 331 | } |
| 332 | |
| 333 | if (NULL == pResultArr && !measurementDone) |
| 334 | { |
| 335 | smsLog( pMac, LOGE, "Beacon report xmit Ind to HDD Failed"); |
| 336 | return eHAL_STATUS_FAILURE; |
| 337 | } |
| 338 | |
| 339 | if (pResultArr) |
| 340 | pCurResult=pResultArr[bssCounter]; |
| 341 | |
| 342 | vos_mem_zero(&bcnReport, sizeof(tSirCcxBcnReportRsp)); |
| 343 | do |
| 344 | { |
| 345 | pCurMeasReqIe = NULL; |
| 346 | for (i = 0; i < pSmeRrmContext->ccxBcnReqInfo.numBcnReqIe; i++) |
| 347 | { |
| 348 | if(pSmeRrmContext->ccxBcnReqInfo.bcnReq[i].channel == channel) |
| 349 | { |
| 350 | pCurMeasReqIe = &pSmeRrmContext->ccxBcnReqInfo.bcnReq[i]; |
| 351 | break; |
| 352 | } |
| 353 | } |
Padma, Santhosh Kumar | 795a3b0 | 2014-01-17 21:28:26 +0530 | [diff] [blame] | 354 | if(NULL != pCurMeasReqIe) |
| 355 | pBcnReport->measurementToken = pCurMeasReqIe->measurementToken; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 356 | smsLog( pMac, LOG1, "Channel(%d) MeasToken(%d)", channel, pBcnReport->measurementToken); |
| 357 | |
| 358 | msgCounter=0; |
| 359 | while (pCurResult) |
| 360 | { |
| 361 | pBssDesc = &pCurResult->BssDescriptor; |
| 362 | if (NULL != pBssDesc) |
| 363 | { |
| 364 | ie_len = GET_IE_LEN_IN_BSS( pBssDesc->length ); |
| 365 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.ChanNum = pBssDesc->channelId; |
| 366 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.Spare = 0; |
Padma, Santhosh Kumar | 795a3b0 | 2014-01-17 21:28:26 +0530 | [diff] [blame] | 367 | if(NULL != pCurMeasReqIe) |
| 368 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.MeasDuration = pCurMeasReqIe->measurementDuration; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 369 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.PhyType = pBssDesc->nwType; |
| 370 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.RecvSigPower = pBssDesc->rssi; |
| 371 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.ParentTsf = pBssDesc->parentTSF; |
| 372 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.TargetTsf[0] = pBssDesc->timeStamp[0]; |
| 373 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.TargetTsf[1] = pBssDesc->timeStamp[1]; |
| 374 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.BcnInterval = pBssDesc->beaconInterval; |
| 375 | pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.CapabilityInfo = pBssDesc->capabilityInfo; |
| 376 | vos_mem_copy(pBcnReport->bcnRepBssInfo[msgCounter].bcnReportFields.Bssid, |
| 377 | pBssDesc->bssId, sizeof(tSirMacAddr)); |
| 378 | |
Varun Reddy Yeturu | cf02bc2 | 2013-12-06 18:18:50 -0800 | [diff] [blame] | 379 | fillIeStatus = sirFillBeaconMandatoryIEforCcxBcnReport(pMac, |
| 380 | (tANI_U8 *)pBssDesc->ieFields, |
| 381 | ie_len, |
| 382 | &(pBcnReport->bcnRepBssInfo[msgCounter].pBuf), |
| 383 | &outIeLen); |
| 384 | if (eSIR_FAILURE == fillIeStatus) |
| 385 | { |
| 386 | continue; |
| 387 | } |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 388 | pBcnReport->bcnRepBssInfo[msgCounter].ieLen = outIeLen; |
| 389 | |
Arif Hussain | a7c8e41 | 2013-11-20 11:06:42 -0800 | [diff] [blame] | 390 | smsLog( pMac, LOG1,"Bssid("MAC_ADDRESS_STR") Channel=%d Rssi=%d", |
| 391 | MAC_ADDR_ARRAY(pBssDesc->bssId), |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 392 | pBssDesc->channelId, (-1) * pBssDesc->rssi); |
| 393 | |
| 394 | pBcnReport->numBss++; |
| 395 | |
| 396 | if (++msgCounter >= SIR_BCN_REPORT_MAX_BSS_DESC) |
| 397 | break; |
| 398 | |
| 399 | pCurResult = pResultArr[msgCounter]; |
| 400 | } |
| 401 | else |
| 402 | { |
| 403 | pCurResult = NULL; |
| 404 | break; |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | bssCounter += msgCounter; |
| 409 | if (!pResultArr || !pCurResult || (bssCounter >= SIR_BCN_REPORT_MAX_BSS_DESC)) |
| 410 | { |
| 411 | pCurResult = NULL; |
| 412 | smsLog(pMac, LOGE, |
| 413 | "Reached to the max/last BSS in pCurResult list"); |
| 414 | } |
| 415 | else |
| 416 | { |
| 417 | pCurResult = pResultArr[bssCounter]; |
| 418 | smsLog(pMac, LOGE, |
| 419 | "Move to the next BSS set in pCurResult list"); |
| 420 | } |
| 421 | |
| 422 | pBcnReport->flag = (measurementDone << 1)|((pCurResult)?true:false); |
| 423 | |
| 424 | smsLog(pMac, LOG1, "SME Sending BcnRep to HDD numBss(%d)" |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 425 | " msgCounter(%d) bssCounter(%d) flag(%d)", |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 426 | pBcnReport->numBss, msgCounter, bssCounter, pBcnReport->flag); |
| 427 | |
| 428 | roamInfo.pCcxBcnReportRsp = pBcnReport; |
| 429 | csrRoamCallCallback(pMac, sessionId, &roamInfo, |
| 430 | 0, eCSR_ROAM_CCX_BCN_REPORT_IND, 0); |
| 431 | |
| 432 | /* Free the memory allocated to IE */ |
| 433 | for (i = 0; i < msgCounter; i++) |
| 434 | { |
| 435 | if (pBcnReport->bcnRepBssInfo[i].pBuf) |
| 436 | vos_mem_free(pBcnReport->bcnRepBssInfo[i].pBuf); |
| 437 | } |
| 438 | } while (pCurResult); |
| 439 | return status; |
| 440 | } |
| 441 | |
| 442 | #endif /* FEATURE_WLAN_CCX_UPLOAD */ |
| 443 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 444 | /**--------------------------------------------------------------------------- |
| 445 | |
| 446 | \brief sme_RrmSendScanRequest() - |
| 447 | |
| 448 | This function is called to get the scan result from CSR and send the beacon report |
| 449 | xmit ind message to PE. |
| 450 | |
| 451 | \param - pMac - Pointer to the Hal Handle. |
| 452 | - num_chan - number of channels. |
| 453 | - channel list - list of channels to fetch the result from. |
| 454 | - measurementDone - flag to indicate that the measurement is done. |
| 455 | \return - 0 for success, non zero for failure |
| 456 | |
| 457 | --------------------------------------------------------------------------*/ |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 458 | static eHalStatus sme_RrmSendScanResult( tpAniSirGlobal pMac, |
| 459 | tANI_U8 num_chan, |
| 460 | tANI_U8* chanList, |
| 461 | tANI_U8 measurementDone ) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 462 | { |
| 463 | tCsrScanResultFilter filter; |
| 464 | tScanResultHandle pResult; |
| 465 | tCsrScanResultInfo *pScanResult, *pNextResult; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 466 | tCsrScanResultInfo *pScanResultsArr[SIR_BCN_REPORT_MAX_BSS_DESC]; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 467 | eHalStatus status; |
| 468 | tANI_U8 counter=0; |
| 469 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 470 | tANI_U32 sessionId; |
| 471 | |
| 472 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 473 | smsLog( pMac, LOGE, "Send scan result to PE "); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 474 | #endif |
| 475 | |
| 476 | vos_mem_zero( &filter, sizeof(filter) ); |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 477 | vos_mem_zero( pScanResultsArr, sizeof(pNextResult)*SIR_BCN_REPORT_MAX_BSS_DESC ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 478 | |
| 479 | filter.BSSIDs.numOfBSSIDs = 1; |
| 480 | filter.BSSIDs.bssid = &pSmeRrmContext->bssId; |
| 481 | |
| 482 | if( pSmeRrmContext->ssId.length ) |
| 483 | { |
| 484 | filter.SSIDs.SSIDList =( tCsrSSIDInfo *)vos_mem_malloc(sizeof(tCsrSSIDInfo)); |
| 485 | if( filter.SSIDs.SSIDList == NULL ) |
| 486 | { |
| 487 | smsLog( pMac, LOGP, FL("vos_mem_malloc failed:") ); |
| 488 | return eHAL_STATUS_FAILURE; |
| 489 | } |
| 490 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 491 | smsLog( pMac, LOGE, FL("Allocated memory for SSIDList")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 492 | #endif |
| 493 | vos_mem_zero( filter.SSIDs.SSIDList, sizeof(tCsrSSIDInfo) ); |
| 494 | |
| 495 | filter.SSIDs.SSIDList->SSID.length = pSmeRrmContext->ssId.length; |
| 496 | vos_mem_copy(filter.SSIDs.SSIDList->SSID.ssId, pSmeRrmContext->ssId.ssId, pSmeRrmContext->ssId.length); |
| 497 | filter.SSIDs.numOfSSIDs = 1; |
| 498 | } |
| 499 | else |
| 500 | { |
| 501 | filter.SSIDs.numOfSSIDs = 0; |
| 502 | } |
| 503 | |
| 504 | filter.ChannelInfo.numOfChannels = num_chan; |
| 505 | filter.ChannelInfo.ChannelList = chanList; |
| 506 | |
| 507 | filter.fMeasurement = TRUE; |
| 508 | |
| 509 | csrRoamGetSessionIdFromBSSID( pMac, (tCsrBssid*)pSmeRrmContext->sessionBssId, &sessionId ); |
| 510 | status = sme_ScanGetResult(pMac, (tANI_U8)sessionId, &filter, &pResult); |
| 511 | |
| 512 | if( filter.SSIDs.SSIDList ) |
| 513 | { |
| 514 | //Free the memory allocated for SSIDList. |
| 515 | vos_mem_free( filter.SSIDs.SSIDList ); |
| 516 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 517 | smsLog( pMac, LOGE, FL("Free memory for SSIDList") ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 518 | #endif |
| 519 | } |
| 520 | |
| 521 | if (NULL == pResult) |
| 522 | { |
| 523 | // no scan results |
| 524 | // |
| 525 | // Spec. doesnt say anything about such condition. |
| 526 | // Since section 7.4.6.2 (IEEE802.11k-2008) says-rrm report frame should contain |
| 527 | // one or more report IEs. It probably means dont send any respose if no matching |
| 528 | // BSS found. Moreover, there is no flag or field in measurement report IE(7.3.2.22) |
| 529 | // OR beacon report IE(7.3.2.22.6) that can be set to indicate no BSS found on a given channel. |
| 530 | // |
| 531 | // If we finished measurement on all the channels, we still need to |
| 532 | // send a xmit indication with moreToFollow set to MEASURMENT_DONE |
| 533 | // so that PE can clean any context allocated. |
| 534 | if( measurementDone ) |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 535 | { |
| 536 | #if defined(FEATURE_WLAN_CCX_UPLOAD) |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 537 | if (eRRM_MSG_SOURCE_CCX_UPLOAD == pSmeRrmContext->msgSource) |
| 538 | { |
| 539 | status = sme_CcxSendBeaconReqScanResults(pMac, |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 540 | sessionId, |
| 541 | chanList[0], |
| 542 | NULL, |
| 543 | measurementDone, |
| 544 | 0); |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 545 | } |
| 546 | else |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 547 | #endif /*FEATURE_WLAN_CCX_UPLOAD*/ |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 548 | status = sme_RrmSendBeaconReportXmitInd( pMac, NULL, measurementDone, 0); |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 549 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 550 | return status; |
| 551 | } |
| 552 | |
| 553 | pScanResult = sme_ScanResultGetFirst(pMac, pResult); |
| 554 | |
| 555 | if( NULL == pScanResult && measurementDone ) |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 556 | { |
| 557 | #if defined(FEATURE_WLAN_CCX_UPLOAD) |
| 558 | if (eRRM_MSG_SOURCE_CCX_UPLOAD == pSmeRrmContext->msgSource) |
| 559 | { |
| 560 | status = sme_CcxSendBeaconReqScanResults(pMac, |
| 561 | sessionId, |
| 562 | chanList[0], |
| 563 | NULL, |
| 564 | measurementDone, |
| 565 | 0); |
| 566 | } |
| 567 | else |
| 568 | #endif /*FEATURE_WLAN_CCX_UPLOAD*/ |
| 569 | status = sme_RrmSendBeaconReportXmitInd( pMac, NULL, measurementDone, 0 ); |
| 570 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 571 | |
| 572 | counter=0; |
| 573 | while (pScanResult) |
| 574 | { |
| 575 | pNextResult = sme_ScanResultGetNext(pMac, pResult); |
| 576 | pScanResultsArr[counter++] = pScanResult; |
| 577 | pScanResult = pNextResult; //sme_ScanResultGetNext(hHal, pResult); |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 578 | if (counter >= SIR_BCN_REPORT_MAX_BSS_DESC) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 579 | break; |
| 580 | } |
| 581 | |
| 582 | if (counter) |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 583 | { |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 584 | smsLog(pMac, LOG1, " Number of BSS Desc with RRM Scan %d ", counter); |
| 585 | #if defined(FEATURE_WLAN_CCX_UPLOAD) |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 586 | if (eRRM_MSG_SOURCE_CCX_UPLOAD == pSmeRrmContext->msgSource) |
| 587 | { |
| 588 | status = sme_CcxSendBeaconReqScanResults(pMac, |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 589 | sessionId, |
| 590 | chanList[0], |
| 591 | pScanResultsArr, |
| 592 | measurementDone, |
| 593 | counter); |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 594 | } |
| 595 | else |
| 596 | #endif /*FEATURE_WLAN_CCX_UPLOAD*/ |
| 597 | status = sme_RrmSendBeaconReportXmitInd( pMac, |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 598 | pScanResultsArr, |
| 599 | measurementDone, |
| 600 | counter); |
Madan Mohan Koyyalamudi | c6a1d88 | 2013-09-28 22:24:21 +0530 | [diff] [blame] | 601 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 602 | sme_ScanResultPurge(pMac, pResult); |
| 603 | |
| 604 | return status; |
| 605 | } |
| 606 | /**--------------------------------------------------------------------------- |
| 607 | |
| 608 | \brief sme_RrmScanRequestCallback() - |
| 609 | |
| 610 | The sme module calls this callback function once it finish the scan request |
| 611 | and this function send the beacon report xmit to PE and starts a timer of |
| 612 | random interval to issue next request. |
| 613 | |
| 614 | \param - halHandle - Pointer to the Hal Handle. |
| 615 | - pContext - Pointer to the data context. |
| 616 | - scanId - Scan ID. |
| 617 | - status - CSR Status. |
| 618 | \return - 0 for success, non zero for failure |
| 619 | |
| 620 | --------------------------------------------------------------------------*/ |
| 621 | |
| 622 | static eHalStatus sme_RrmScanRequestCallback(tHalHandle halHandle, void *pContext, |
| 623 | tANI_U32 scanId, eCsrScanStatus status) |
| 624 | { |
| 625 | |
| 626 | tANI_U16 interval; |
| 627 | tpAniSirGlobal pMac = (tpAniSirGlobal) halHandle; |
| 628 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 629 | tANI_U32 time_tick; |
| 630 | |
| 631 | |
| 632 | |
| 633 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 634 | smsLog( pMac, LOGE, "Scan Request callback "); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 635 | #endif |
| 636 | //if any more channels are pending, start a timer of a random value within randomization interval. |
| 637 | // |
| 638 | // |
| 639 | if( (pSmeRrmContext->currentIndex + 1) < pSmeRrmContext->channelList.numOfChannels ) |
| 640 | { |
| 641 | sme_RrmSendScanResult( pMac, 1, &pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex], false ); |
| 642 | |
| 643 | pSmeRrmContext->currentIndex++; //Advance the current index. |
| 644 | //start the timer to issue next request. |
| 645 | //From timer tick get a random number within 10ms and max randmization interval. |
| 646 | time_tick = vos_timer_get_system_ticks(); |
| 647 | interval = time_tick % (pSmeRrmContext->randnIntvl - 10 + 1) + 10; |
| 648 | |
| 649 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 650 | smsLog( pMac, LOGE, "Set timer for interval %d ", interval); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 651 | #endif |
| 652 | vos_timer_start( &pSmeRrmContext->IterMeasTimer, interval ); |
| 653 | |
| 654 | } |
| 655 | else |
| 656 | { |
| 657 | //Done with the measurement. Clean up all context and send a message to PE with measurement done flag set. |
| 658 | sme_RrmSendScanResult( pMac, 1, &pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex], true ); |
| 659 | vos_mem_free( pSmeRrmContext->channelList.ChannelList ); |
| 660 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 661 | smsLog( pMac, LOGE, FL("Free memory for ChannelList") ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 662 | #endif |
| 663 | } |
| 664 | |
| 665 | return eHAL_STATUS_SUCCESS; |
| 666 | } |
| 667 | |
| 668 | /*-------------------------------------------------------------------------- |
| 669 | \brief sme_RrmIssueScanReq() - This is called to send a scan request as part |
| 670 | of beacon report request . |
| 671 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 672 | \param pMac - pMac global pointer |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 673 | |
| 674 | \return eHAL_STATUS_SUCCESS - Validation is successful. |
| 675 | |
| 676 | \sa |
| 677 | |
| 678 | --------------------------------------------------------------------------*/ |
| 679 | eHalStatus sme_RrmIssueScanReq( tpAniSirGlobal pMac ) |
| 680 | { |
| 681 | //Issue scan request. |
| 682 | tCsrScanRequest scanRequest; |
| 683 | v_U32_t scanId = 0; |
| 684 | eHalStatus status = eHAL_STATUS_SUCCESS; |
| 685 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 686 | tANI_U32 sessionId; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 687 | tSirScanType scanType; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 688 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 689 | if ((pSmeRrmContext->currentIndex) >= pSmeRrmContext->channelList.numOfChannels) |
| 690 | return status; |
| 691 | |
| 692 | scanType = pSmeRrmContext->measMode[pSmeRrmContext->currentIndex]; |
| 693 | if ((eSIR_ACTIVE_SCAN == scanType) || (eSIR_PASSIVE_SCAN == scanType)) |
| 694 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 695 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 696 | smsLog( pMac, LOGE, "Issue scan request " ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 697 | #endif |
| 698 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 699 | vos_mem_zero( &scanRequest, sizeof(scanRequest)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 700 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 701 | /* set scanType, active or passive */ |
| 702 | scanRequest.bcnRptReqScan = TRUE; |
| 703 | scanRequest.scanType = scanType; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 704 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 705 | vos_mem_copy(scanRequest.bssid, |
| 706 | pSmeRrmContext->bssId, sizeof(scanRequest.bssid) ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 707 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 708 | if (pSmeRrmContext->ssId.length) |
| 709 | { |
| 710 | scanRequest.SSIDs.numOfSSIDs = 1; |
| 711 | scanRequest.SSIDs.SSIDList =( tCsrSSIDInfo *)vos_mem_malloc(sizeof(tCsrSSIDInfo)); |
| 712 | if (NULL == scanRequest.SSIDs.SSIDList) |
| 713 | { |
| 714 | smsLog( pMac, LOGP, FL("vos_mem_malloc failed:") ); |
| 715 | return eHAL_STATUS_FAILURE; |
| 716 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 717 | #if defined WLAN_VOWIFI_DEBUG |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 718 | smsLog( pMac, LOGE, FL("Allocated memory for pSSIDList")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 719 | #endif |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 720 | vos_mem_zero( scanRequest.SSIDs.SSIDList, sizeof(tCsrSSIDInfo) ); |
| 721 | scanRequest.SSIDs.SSIDList->SSID.length = pSmeRrmContext->ssId.length; |
| 722 | vos_mem_copy(scanRequest.SSIDs.SSIDList->SSID.ssId, pSmeRrmContext->ssId.ssId, pSmeRrmContext->ssId.length); |
| 723 | } |
| 724 | |
| 725 | /* set min and max channel time */ |
| 726 | scanRequest.minChnTime = 0; //pSmeRrmContext->duration; Dont use min timeout. |
| 727 | scanRequest.maxChnTime = pSmeRrmContext->duration[pSmeRrmContext->currentIndex]; |
| 728 | smsLog( pMac, LOG1, "Scan Type(%d) Max Dwell Time(%d)", scanRequest.scanType, |
| 729 | scanRequest.maxChnTime ); |
| 730 | |
| 731 | #if defined WLAN_VOWIFI_DEBUG |
| 732 | smsLog( pMac, LOGE, "For Duration %d ", scanRequest.maxChnTime ); |
| 733 | #endif |
| 734 | |
| 735 | /* set BSSType to default type */ |
| 736 | scanRequest.BSSType = eCSR_BSS_TYPE_ANY; |
| 737 | |
| 738 | /*Scan all the channels */ |
| 739 | scanRequest.ChannelInfo.numOfChannels = 1; |
| 740 | |
| 741 | scanRequest.ChannelInfo.ChannelList = &pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex]; |
| 742 | #if defined WLAN_VOWIFI_DEBUG |
| 743 | smsLog( pMac, LOGE, "On channel %d ", pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex] ); |
| 744 | #endif |
| 745 | |
| 746 | /* set requestType to full scan */ |
| 747 | scanRequest.requestType = eCSR_SCAN_REQUEST_FULL_SCAN; |
| 748 | |
| 749 | csrRoamGetSessionIdFromBSSID( pMac, (tCsrBssid*)pSmeRrmContext->sessionBssId, &sessionId ); |
| 750 | status = sme_ScanRequest( pMac, (tANI_U8)sessionId, &scanRequest, &scanId, &sme_RrmScanRequestCallback, NULL ); |
| 751 | |
| 752 | if ( pSmeRrmContext->ssId.length ) |
| 753 | { |
| 754 | vos_mem_free(scanRequest.SSIDs.SSIDList); |
| 755 | #if defined WLAN_VOWIFI_DEBUG |
| 756 | smsLog( pMac, LOGE, FL("Free memory for SSIDList")); |
| 757 | #endif |
| 758 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 759 | } |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 760 | else if (2 == scanType) /* beacon table */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 761 | { |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 762 | if ((pSmeRrmContext->currentIndex + 1) < pSmeRrmContext->channelList.numOfChannels) |
| 763 | { |
| 764 | sme_RrmSendScanResult( pMac, 1, &pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex], false ); |
| 765 | pSmeRrmContext->currentIndex++; //Advance the current index. |
| 766 | sme_RrmIssueScanReq(pMac); |
| 767 | } |
| 768 | else |
| 769 | { |
| 770 | //Done with the measurement. Clean up all context and send a message to PE with measurement done flag set. |
| 771 | sme_RrmSendScanResult( pMac, 1, &pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->currentIndex], true ); |
| 772 | vos_mem_free( pSmeRrmContext->channelList.ChannelList ); |
| 773 | } |
| 774 | } |
| 775 | else |
| 776 | { |
| 777 | smsLog( pMac, LOGE, "Unknown beacon report request mode(%d)", scanType); |
| 778 | /* Indicate measurement completion to PE */ |
| 779 | /* If this is not done, pCurrentReq pointer will not be freed and |
| 780 | PE will not handle subsequent Beacon requests */ |
| 781 | sme_RrmSendBeaconReportXmitInd(pMac, NULL, true, 0); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 782 | } |
| 783 | |
| 784 | return status; |
| 785 | } |
| 786 | |
| 787 | /*-------------------------------------------------------------------------- |
| 788 | \brief sme_RrmProcessBeaconReportReqInd() - This is called to process the Beacon |
| 789 | report request from peer AP forwarded through PE . |
| 790 | |
| 791 | \param pMsgBuf - a pointer to a buffer that maps to various structures base |
| 792 | on the message type. |
| 793 | The beginning of the buffer can always map to tSirSmeRsp. |
| 794 | |
| 795 | \return eHAL_STATUS_SUCCESS - Validation is successful. |
| 796 | |
| 797 | \sa |
| 798 | |
| 799 | --------------------------------------------------------------------------*/ |
| 800 | void sme_RrmProcessBeaconReportReqInd(tpAniSirGlobal pMac, void *pMsgBuf) |
| 801 | { |
| 802 | tpSirBeaconReportReqInd pBeaconReq = (tpSirBeaconReportReqInd) pMsgBuf; |
| 803 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 804 | tANI_U32 len = 0, i = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 805 | |
| 806 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 807 | smsLog( pMac, LOGE, "Received Beacon report request ind Channel = %d", pBeaconReq->channelInfo.channelNum ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 808 | #endif |
| 809 | //section 11.10.8.1 (IEEE Std 802.11k-2008) |
| 810 | //channel 0 and 255 has special meaning. |
| 811 | if( (pBeaconReq->channelInfo.channelNum == 0) || |
| 812 | ((pBeaconReq->channelInfo.channelNum == 255) && (pBeaconReq->channelList.numChannels == 0) ) ) |
| 813 | { |
| 814 | //Add all the channel in the regulatory domain. |
| 815 | wlan_cfgGetStrLen( pMac, WNI_CFG_VALID_CHANNEL_LIST, &len ); |
| 816 | pSmeRrmContext->channelList.ChannelList = vos_mem_malloc( len ); |
| 817 | if( pSmeRrmContext->channelList.ChannelList == NULL ) |
| 818 | { |
| 819 | smsLog( pMac, LOGP, FL("vos_mem_malloc failed:") ); |
| 820 | return; |
| 821 | } |
| 822 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 823 | smsLog( pMac, LOGE, FL("Allocated memory for ChannelList") ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 824 | #endif |
| 825 | csrGetCfgValidChannels( pMac, pSmeRrmContext->channelList.ChannelList, &len ); |
| 826 | pSmeRrmContext->channelList.numOfChannels = (tANI_U8)len; |
| 827 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 828 | smsLog( pMac, LOGE, "channel == 0 performing on all channels"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 829 | #endif |
| 830 | } |
| 831 | else |
| 832 | { |
| 833 | len = 0; |
| 834 | pSmeRrmContext->channelList.numOfChannels = 0; |
| 835 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 836 | //If valid channel is present. We first Measure on the given channel. and |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 837 | //if there are additional channels present in APchannelreport, measure on these also. |
| 838 | if ( pBeaconReq->channelInfo.channelNum != 255 ) |
| 839 | len = 1; |
| 840 | #if defined WLAN_VOWIFI_DEBUG |
| 841 | else |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 842 | smsLog( pMac, LOGE, "channel == 255"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 843 | #endif |
| 844 | |
| 845 | len += pBeaconReq->channelList.numChannels; |
| 846 | |
| 847 | pSmeRrmContext->channelList.ChannelList = vos_mem_malloc( len ); |
| 848 | if( pSmeRrmContext->channelList.ChannelList == NULL ) |
| 849 | { |
| 850 | smsLog( pMac, LOGP, FL("vos_mem_malloc failed") ); |
| 851 | return; |
| 852 | } |
| 853 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 854 | smsLog( pMac, LOGE, FL("Allocated memory for ChannelList") ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 855 | #endif |
| 856 | |
| 857 | if ( pBeaconReq->channelInfo.channelNum != 255 ) |
| 858 | { |
| 859 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 860 | smsLog( pMac, LOGE, "channel == %d ", pBeaconReq->channelInfo.channelNum ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 861 | #endif |
| 862 | if(csrRoamIsChannelValid( pMac, pBeaconReq->channelInfo.channelNum )) |
| 863 | pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->channelList.numOfChannels++] = pBeaconReq->channelInfo.channelNum; |
| 864 | #if defined WLAN_VOWIFI_DEBUG |
| 865 | else |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 866 | smsLog( pMac, LOGE, "is Invalid channel, Ignoring this channel" ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 867 | #endif |
| 868 | } |
| 869 | |
| 870 | for ( i = 0 ; i < pBeaconReq->channelList.numChannels; i++ ) |
| 871 | { |
| 872 | if(csrRoamIsChannelValid( pMac, pBeaconReq->channelList.channelNumber[i] )) |
| 873 | { |
| 874 | pSmeRrmContext->channelList.ChannelList[pSmeRrmContext->channelList.numOfChannels] = pBeaconReq->channelList.channelNumber[i]; |
| 875 | pSmeRrmContext->channelList.numOfChannels++; |
| 876 | } |
| 877 | } |
| 878 | } |
| 879 | |
| 880 | //Copy session bssid |
| 881 | vos_mem_copy( pSmeRrmContext->sessionBssId, pBeaconReq->bssId, sizeof(tSirMacAddr) ); |
| 882 | |
| 883 | //copy measurement bssid |
| 884 | vos_mem_copy( pSmeRrmContext->bssId, pBeaconReq->macaddrBssid, sizeof(tSirMacAddr) ); |
| 885 | |
| 886 | //Copy ssid |
| 887 | vos_mem_copy( &pSmeRrmContext->ssId, &pBeaconReq->ssId, sizeof(tAniSSID) ); |
| 888 | |
| 889 | pSmeRrmContext->token = pBeaconReq->uDialogToken; |
| 890 | pSmeRrmContext->regClass = pBeaconReq->channelInfo.regulatoryClass; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 891 | pSmeRrmContext->randnIntvl = VOS_MAX( pBeaconReq->randomizationInterval, pSmeRrmContext->rrmConfig.maxRandnInterval ); |
| 892 | pSmeRrmContext->currentIndex = 0; |
Srinivas Girigowda | 6d1f906 | 2014-02-03 18:15:54 -0800 | [diff] [blame] | 893 | pSmeRrmContext->msgSource = pBeaconReq->msgSource; |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 894 | vos_mem_copy((tANI_U8*)&pSmeRrmContext->measMode, (tANI_U8*)&pBeaconReq->fMeasurementtype, SIR_CCX_MAX_MEAS_IE_REQS); |
| 895 | vos_mem_copy((tANI_U8*)&pSmeRrmContext->duration, (tANI_U8*)&pBeaconReq->measurementDuration, SIR_CCX_MAX_MEAS_IE_REQS); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 896 | |
Srinivas Girigowda | 91ccbe8 | 2013-11-10 16:37:38 -0800 | [diff] [blame] | 897 | sme_RrmIssueScanReq( pMac ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 898 | |
| 899 | return; |
| 900 | } |
| 901 | |
| 902 | /*-------------------------------------------------------------------------- |
| 903 | \brief sme_RrmNeighborReportRequest() - This is API can be used to trigger a |
| 904 | Neighbor report from the peer. |
| 905 | |
| 906 | \param sessionId - session identifier on which the request should be made. |
| 907 | \param pNeighborReq - a pointer to a neighbor report request. |
| 908 | |
| 909 | \return eHAL_STATUS_SUCCESS - Validation is successful. |
| 910 | |
| 911 | \sa |
| 912 | |
| 913 | --------------------------------------------------------------------------*/ |
| 914 | VOS_STATUS sme_RrmNeighborReportRequest(tpAniSirGlobal pMac, tANI_U8 sessionId, |
| 915 | tpRrmNeighborReq pNeighborReq, tpRrmNeighborRspCallbackInfo callbackInfo) |
| 916 | { |
| 917 | eHalStatus status = eHAL_STATUS_SUCCESS; |
| 918 | tpSirNeighborReportReqInd pMsg; |
| 919 | tCsrRoamSession *pSession; |
| 920 | |
| 921 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 922 | smsLog( pMac, LOGE, FL("Request to send Neighbor report request received ")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 923 | #endif |
| 924 | if( !CSR_IS_SESSION_VALID( pMac, sessionId ) ) |
| 925 | { |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 926 | smsLog( pMac, LOGE, FL("Invalid session %d"), sessionId ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 927 | return VOS_STATUS_E_INVAL; |
| 928 | } |
| 929 | pSession = CSR_GET_SESSION( pMac, sessionId ); |
| 930 | |
| 931 | /* If already a report is pending, return failure */ |
| 932 | if (eANI_BOOLEAN_TRUE == pMac->rrm.rrmSmeContext.neighborReqControlInfo.isNeighborRspPending) |
| 933 | { |
| 934 | smsLog( pMac, LOGE, FL("Neighbor request already pending.. Not allowed")); |
| 935 | return VOS_STATUS_E_AGAIN; |
| 936 | } |
| 937 | |
| 938 | pMsg = vos_mem_malloc ( sizeof(tSirNeighborReportReqInd) ); |
| 939 | if ( NULL == pMsg ) |
| 940 | { |
| 941 | smsLog( pMac, LOGE, "Unable to allocate memory for Neighbor request"); |
| 942 | return VOS_STATUS_E_NOMEM; |
| 943 | } |
| 944 | |
| 945 | |
| 946 | vos_mem_zero( pMsg, sizeof(tSirNeighborReportReqInd) ); |
| 947 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 948 | smsLog( pMac, LOGE, FL(" Allocated memory for Neighbor request") ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 949 | #endif |
| 950 | |
| 951 | rrmLLPurgeNeighborCache(pMac, &pMac->rrm.rrmSmeContext.neighborReportCache); |
| 952 | |
| 953 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 954 | smsLog( pMac, LOGE, FL("Purged the neighbor cache before sending Neighbor request: Status = %d"), status ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 955 | #endif |
| 956 | |
| 957 | pMsg->messageType = eWNI_SME_NEIGHBOR_REPORT_REQ_IND; |
| 958 | pMsg->length = sizeof( tSirNeighborReportReqInd ); |
| 959 | vos_mem_copy( &pMsg->bssId, &pSession->connectedProfile.bssid, sizeof(tSirMacAddr) ); |
| 960 | pMsg->noSSID = pNeighborReq->no_ssid; |
| 961 | vos_mem_copy( &pMsg->ucSSID, &pNeighborReq->ssid, sizeof(tSirMacSSid)); |
| 962 | |
| 963 | status = palSendMBMessage(pMac->hHdd, pMsg); |
| 964 | if( status != eHAL_STATUS_SUCCESS ) |
| 965 | return VOS_STATUS_E_FAILURE; |
| 966 | |
| 967 | /* Neighbor report request message sent successfully to PE. Now register the callbacks */ |
| 968 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallback = |
| 969 | callbackInfo->neighborRspCallback; |
| 970 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspCallbackInfo.neighborRspCallbackContext = |
| 971 | callbackInfo->neighborRspCallbackContext; |
| 972 | pMac->rrm.rrmSmeContext.neighborReqControlInfo.isNeighborRspPending = eANI_BOOLEAN_TRUE; |
| 973 | |
| 974 | /* Start neighbor response wait timer now */ |
| 975 | vos_timer_start(&pMac->rrm.rrmSmeContext.neighborReqControlInfo.neighborRspWaitTimer, callbackInfo->timeout); |
| 976 | |
| 977 | return VOS_STATUS_SUCCESS; |
| 978 | } |
| 979 | |
| 980 | /*-------------------------------------------------------------------------- |
| 981 | \brief rrmCalculateNeighborAPRoamScore() - This API is called while handling |
| 982 | individual neighbor reports from the APs neighbor AP report to |
| 983 | calculate the cumulative roam score before storing it in neighbor |
| 984 | cache. |
| 985 | |
| 986 | \param pNeighborReportDesc - Neighbor BSS Descriptor node for which roam score |
| 987 | should be calculated |
| 988 | |
| 989 | \return void. |
| 990 | --------------------------------------------------------------------------*/ |
| 991 | static void rrmCalculateNeighborAPRoamScore(tpAniSirGlobal pMac, tpRrmNeighborReportDesc pNeighborReportDesc) |
| 992 | { |
| 993 | tpSirNeighborBssDescripton pNeighborBssDesc; |
| 994 | tANI_U32 roamScore = 0; |
| 995 | |
Gopichand Nakkala | cc8cf8e | 2013-04-25 06:03:10 -0700 | [diff] [blame] | 996 | if (NULL == pNeighborReportDesc) |
| 997 | { |
| 998 | VOS_ASSERT(0); |
| 999 | return; |
| 1000 | } |
| 1001 | if (NULL == pNeighborReportDesc->pNeighborBssDescription) |
| 1002 | { |
| 1003 | VOS_ASSERT(0); |
| 1004 | return; |
| 1005 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1006 | |
| 1007 | pNeighborBssDesc = pNeighborReportDesc->pNeighborBssDescription; |
| 1008 | |
| 1009 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fMobilityDomain) |
| 1010 | { |
| 1011 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_MOBILITY_DOMAIN; |
| 1012 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fSameSecurityMode) |
| 1013 | { |
| 1014 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_SECURITY; |
| 1015 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fSameAuthenticator) |
| 1016 | { |
| 1017 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_KEY_SCOPE; |
| 1018 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapRadioMeasurement) |
| 1019 | { |
| 1020 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_RRM; |
| 1021 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapSpectrumMeasurement) |
| 1022 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_SPECTRUM_MGMT; |
| 1023 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapQos) |
| 1024 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_QOS; |
| 1025 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapApsd) |
| 1026 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_APSD; |
| 1027 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapDelayedBlockAck) |
| 1028 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_DELAYED_BA; |
| 1029 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fCapImmediateBlockAck) |
| 1030 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_CAPABILITY_IMMEDIATE_BA; |
| 1031 | if (pNeighborBssDesc->bssidInfo.rrmInfo.fApPreauthReachable) |
| 1032 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_REPORT_REACHABILITY; |
| 1033 | } |
| 1034 | } |
| 1035 | } |
| 1036 | } |
| 1037 | #ifdef FEATURE_WLAN_CCX |
| 1038 | // It has come in the report so its the best score |
| 1039 | if (csrNeighborRoamIs11rAssoc(pMac) == FALSE) |
| 1040 | { |
| 1041 | // IAPP Route so lets make use of this info |
| 1042 | // save all AP, as the list does not come all the time |
| 1043 | // Save and reuse till the next AP List comes to us. |
| 1044 | // Even save our own MAC address. Will be useful next time around. |
| 1045 | roamScore += RRM_ROAM_SCORE_NEIGHBOR_IAPP_LIST; |
| 1046 | } |
| 1047 | #endif |
| 1048 | pNeighborReportDesc->roamScore = roamScore; |
| 1049 | |
| 1050 | return; |
| 1051 | } |
| 1052 | |
| 1053 | /*-------------------------------------------------------------------------- |
| 1054 | \brief rrmStoreNeighborRptByRoamScore() - This API is called to store a given |
| 1055 | Neighbor BSS descriptor to the neighbor cache. This function |
| 1056 | stores the neighbor BSS descriptors in such a way that descriptors |
| 1057 | are sorted by roamScore in descending order |
| 1058 | |
| 1059 | \param pNeighborReportDesc - Neighbor BSS Descriptor node to be stored in cache |
| 1060 | |
| 1061 | \return void. |
| 1062 | --------------------------------------------------------------------------*/ |
| 1063 | void rrmStoreNeighborRptByRoamScore(tpAniSirGlobal pMac, tpRrmNeighborReportDesc pNeighborReportDesc) |
| 1064 | { |
| 1065 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 1066 | tListElem *pEntry; |
| 1067 | tRrmNeighborReportDesc *pTempNeighborReportDesc; |
| 1068 | |
Gopichand Nakkala | cc8cf8e | 2013-04-25 06:03:10 -0700 | [diff] [blame] | 1069 | if (NULL == pNeighborReportDesc) |
| 1070 | { |
| 1071 | VOS_ASSERT(0); |
| 1072 | return; |
| 1073 | } |
| 1074 | if (NULL == pNeighborReportDesc->pNeighborBssDescription) |
| 1075 | { |
| 1076 | VOS_ASSERT(0); |
| 1077 | return; |
| 1078 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1079 | |
| 1080 | if (csrLLIsListEmpty(&pSmeRrmContext->neighborReportCache, LL_ACCESS_LOCK)) |
| 1081 | { |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1082 | smsLog(pMac, LOGE, FL("Neighbor report cache is empty.. Adding a entry now")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1083 | /* Neighbor list cache is empty. Insert this entry in the tail */ |
| 1084 | csrLLInsertTail(&pSmeRrmContext->neighborReportCache, &pNeighborReportDesc->List, LL_ACCESS_LOCK); |
| 1085 | return; |
| 1086 | } |
| 1087 | else |
| 1088 | { |
| 1089 | /* Should store the neighbor BSS description in the order sorted by roamScore in descending |
| 1090 | order. APs with highest roamScore should be the 1st entry in the list */ |
| 1091 | pEntry = csrLLPeekHead(&pSmeRrmContext->neighborReportCache, LL_ACCESS_LOCK); |
| 1092 | while (pEntry != NULL) |
| 1093 | { |
| 1094 | pTempNeighborReportDesc = GET_BASE_ADDR( pEntry, tRrmNeighborReportDesc, List ); |
| 1095 | if (pTempNeighborReportDesc->roamScore < pNeighborReportDesc->roamScore) |
| 1096 | break; |
| 1097 | pEntry = csrLLNext(&pSmeRrmContext->neighborReportCache, pEntry, LL_ACCESS_LOCK); |
| 1098 | } |
| 1099 | |
| 1100 | if (pEntry) |
| 1101 | /* This BSS roamscore is better than something in the list. Insert this before that one */ |
| 1102 | csrLLInsertEntry(&pSmeRrmContext->neighborReportCache, pEntry, &pNeighborReportDesc->List, LL_ACCESS_LOCK); |
| 1103 | else |
| 1104 | /* All the entries in the list has a better roam Score than this one. Insert this at the last */ |
| 1105 | csrLLInsertTail(&pSmeRrmContext->neighborReportCache, &pNeighborReportDesc->List, LL_ACCESS_LOCK); |
| 1106 | } |
| 1107 | return; |
| 1108 | } |
| 1109 | |
| 1110 | /*-------------------------------------------------------------------------- |
| 1111 | \brief sme_RrmProcessNeighborReport() - This is called to process the Neighbor |
| 1112 | report received from PE. |
| 1113 | |
| 1114 | \param pMsgBuf - a pointer to a buffer that maps to various structures base |
| 1115 | on the message type. |
| 1116 | The beginning of the buffer can always map to tSirSmeRsp. |
| 1117 | |
| 1118 | \return eHAL_STATUS_SUCCESS - Validation is successful. |
| 1119 | |
| 1120 | \sa |
| 1121 | |
| 1122 | --------------------------------------------------------------------------*/ |
| 1123 | eHalStatus sme_RrmProcessNeighborReport(tpAniSirGlobal pMac, void *pMsgBuf) |
| 1124 | { |
| 1125 | eHalStatus status = eHAL_STATUS_SUCCESS; |
| 1126 | tpSirNeighborReportInd pNeighborRpt = (tpSirNeighborReportInd) pMsgBuf; |
| 1127 | tpRrmNeighborReportDesc pNeighborReportDesc; |
| 1128 | tANI_U8 i = 0; |
| 1129 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 1130 | |
| 1131 | #ifdef FEATURE_WLAN_CCX |
| 1132 | // Clear the cache for CCX. |
| 1133 | if (csrNeighborRoamIsCCXAssoc(pMac)) |
| 1134 | { |
| 1135 | rrmLLPurgeNeighborCache(pMac, |
| 1136 | &pMac->rrm.rrmSmeContext.neighborReportCache); |
| 1137 | } |
| 1138 | #endif |
| 1139 | |
| 1140 | for (i = 0; i < pNeighborRpt->numNeighborReports; i++) |
| 1141 | { |
| 1142 | pNeighborReportDesc = vos_mem_malloc(sizeof(tRrmNeighborReportDesc)); |
| 1143 | if (NULL == pNeighborReportDesc) |
| 1144 | { |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1145 | smsLog( pMac, LOGE, "Failed to allocate memory for RRM Neighbor report desc"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1146 | status = eHAL_STATUS_FAILED_ALLOC; |
| 1147 | goto end; |
| 1148 | |
| 1149 | } |
| 1150 | |
| 1151 | vos_mem_zero(pNeighborReportDesc, sizeof(tRrmNeighborReportDesc)); |
| 1152 | pNeighborReportDesc->pNeighborBssDescription = vos_mem_malloc(sizeof(tSirNeighborBssDescription)); |
| 1153 | if (NULL == pNeighborReportDesc->pNeighborBssDescription) |
| 1154 | { |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1155 | smsLog( pMac, LOGE, "Failed to allocate memory for RRM Neighbor report BSS Description"); |
Jeff Johnson | fb82ea5 | 2013-04-03 15:35:49 -0700 | [diff] [blame] | 1156 | vos_mem_free(pNeighborReportDesc); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1157 | status = eHAL_STATUS_FAILED_ALLOC; |
| 1158 | goto end; |
| 1159 | } |
| 1160 | vos_mem_zero(pNeighborReportDesc->pNeighborBssDescription, sizeof(tSirNeighborBssDescription)); |
| 1161 | vos_mem_copy(pNeighborReportDesc->pNeighborBssDescription, &pNeighborRpt->sNeighborBssDescription[i], |
| 1162 | sizeof(tSirNeighborBssDescription)); |
| 1163 | |
| 1164 | #if defined WLAN_VOWIFI_DEBUG |
Arif Hussain | 24bafea | 2013-11-15 15:10:03 -0800 | [diff] [blame] | 1165 | smsLog( pMac, LOGE, "Received neighbor report with Neighbor BSSID: "MAC_ADDRESS_STR, |
| 1166 | MAC_ADDR_ARRAY(pNeighborRpt->sNeighborBssDescription[i].bssId)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1167 | #endif |
| 1168 | |
| 1169 | /* Calculate the roam score based on the BSS Capability in the BSSID Information and store it in Neighbor report Desc */ |
| 1170 | rrmCalculateNeighborAPRoamScore(pMac, pNeighborReportDesc); |
| 1171 | |
| 1172 | /* Store the Neighbor report Desc in the cache based on the roam score */ |
| 1173 | if ( pNeighborReportDesc->roamScore > 0) |
| 1174 | { |
| 1175 | rrmStoreNeighborRptByRoamScore(pMac, pNeighborReportDesc); |
| 1176 | } |
| 1177 | else |
| 1178 | { |
Arif Hussain | 24bafea | 2013-11-15 15:10:03 -0800 | [diff] [blame] | 1179 | smsLog(pMac, LOGE, FL("Roam score of BSSID "MAC_ADDRESS_STR" is 0, Ignoring.."), |
| 1180 | MAC_ADDR_ARRAY(pNeighborRpt->sNeighborBssDescription[i].bssId)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1181 | |
| 1182 | vos_mem_free(pNeighborReportDesc->pNeighborBssDescription); |
| 1183 | vos_mem_free(pNeighborReportDesc); |
| 1184 | } |
| 1185 | } |
| 1186 | end: |
| 1187 | |
| 1188 | if (!csrLLCount(&pMac->rrm.rrmSmeContext.neighborReportCache)) |
| 1189 | vosStatus = VOS_STATUS_E_FAILURE; |
| 1190 | |
| 1191 | /* Received a report from AP. Indicate SUCCESS to the caller if there are some valid reports */ |
| 1192 | rrmIndicateNeighborReportResult(pMac, vosStatus); |
| 1193 | |
| 1194 | return status; |
| 1195 | } |
| 1196 | /*-------------------------------------------------------------------------- |
| 1197 | \brief sme_RrmMsgProcessor() - sme_ProcessMsg() calls this function for the |
| 1198 | messages that are handled by SME RRM module. |
| 1199 | |
| 1200 | \param pMac - Pointer to the global MAC parameter structure. |
| 1201 | \param msg_type - the type of msg passed by PE as defined in wniApi.h |
| 1202 | \param pMsgBuf - a pointer to a buffer that maps to various structures base |
| 1203 | on the message type. |
| 1204 | The beginning of the buffer can always map to tSirSmeRsp. |
| 1205 | |
| 1206 | \return eHAL_STATUS_SUCCESS - Validation is successful. |
| 1207 | |
| 1208 | \sa |
| 1209 | |
| 1210 | --------------------------------------------------------------------------*/ |
| 1211 | eHalStatus sme_RrmMsgProcessor( tpAniSirGlobal pMac, v_U16_t msg_type, |
| 1212 | void *pMsgBuf) |
| 1213 | { |
| 1214 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_INFO_HIGH, |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1215 | FL(" Msg = %d for RRM measurement") , msg_type ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1216 | |
| 1217 | //switch on the msg type & make the state transition accordingly |
| 1218 | switch(msg_type) |
| 1219 | { |
| 1220 | case eWNI_SME_NEIGHBOR_REPORT_IND: |
| 1221 | sme_RrmProcessNeighborReport( pMac, pMsgBuf ); |
| 1222 | break; |
| 1223 | |
| 1224 | case eWNI_SME_BEACON_REPORT_REQ_IND: |
| 1225 | sme_RrmProcessBeaconReportReqInd( pMac, pMsgBuf ); |
| 1226 | break; |
| 1227 | |
| 1228 | default: |
| 1229 | //err msg |
| 1230 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1231 | FL("sme_RrmMsgProcessor:unknown msg type = %d"), msg_type); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1232 | |
| 1233 | break; |
| 1234 | } |
| 1235 | |
| 1236 | return eHAL_STATUS_SUCCESS; |
| 1237 | } |
| 1238 | |
| 1239 | /* --------------------------------------------------------------------------- |
| 1240 | |
| 1241 | \fn rrmIterMeasTimerHandle |
| 1242 | |
| 1243 | \brief Timer handler to handlet the timeout condition when a specific BT |
| 1244 | |
| 1245 | stop event does not come back, in which case to restore back the |
| 1246 | |
| 1247 | heartbeat timer. |
| 1248 | |
| 1249 | \param pMac - The handle returned by macOpen. |
| 1250 | |
| 1251 | \return VOID |
| 1252 | |
| 1253 | ---------------------------------------------------------------------------*/ |
| 1254 | |
| 1255 | void rrmIterMeasTimerHandle( v_PVOID_t userData ) |
| 1256 | { |
| 1257 | tpAniSirGlobal pMac = (tpAniSirGlobal) userData; |
| 1258 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1259 | smsLog( pMac, LOGE, "Randomization timer expired...send on next channel "); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1260 | #endif |
| 1261 | //Issue a scan req for next channel. |
| 1262 | sme_RrmIssueScanReq( pMac ); |
| 1263 | } |
| 1264 | |
| 1265 | /* --------------------------------------------------------------------------- |
| 1266 | |
| 1267 | \fn rrmNeighborRspTimeoutHandler |
| 1268 | |
| 1269 | \brief Timer handler to handle the timeout condition when a neighbor request is sent |
| 1270 | and no neighbor response is received from the AP |
| 1271 | |
| 1272 | \param pMac - The handle returned by macOpen. |
| 1273 | |
| 1274 | \return VOID |
| 1275 | |
| 1276 | ---------------------------------------------------------------------------*/ |
| 1277 | |
| 1278 | void rrmNeighborRspTimeoutHandler |
| 1279 | ( v_PVOID_t userData ) |
| 1280 | { |
| 1281 | tpAniSirGlobal pMac = (tpAniSirGlobal) userData; |
| 1282 | #if defined WLAN_VOWIFI_DEBUG |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1283 | smsLog( pMac, LOGE, "Neighbor Response timed out "); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1284 | #endif |
| 1285 | rrmIndicateNeighborReportResult(pMac, VOS_STATUS_E_FAILURE); |
| 1286 | return; |
| 1287 | } |
| 1288 | |
| 1289 | /* --------------------------------------------------------------------------- |
| 1290 | |
| 1291 | \fn rrmOpen |
| 1292 | |
| 1293 | \brief |
| 1294 | |
| 1295 | \param pMac - The handle returned by macOpen. |
| 1296 | |
| 1297 | \return VOS_STATUS |
| 1298 | |
| 1299 | VOS_STATUS_E_FAILURE success |
| 1300 | |
| 1301 | VOS_STATUS_SUCCESS failure |
| 1302 | |
| 1303 | ---------------------------------------------------------------------------*/ |
| 1304 | |
| 1305 | VOS_STATUS rrmOpen (tpAniSirGlobal pMac) |
| 1306 | |
| 1307 | { |
| 1308 | |
| 1309 | VOS_STATUS vosStatus; |
| 1310 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 1311 | eHalStatus halStatus = eHAL_STATUS_SUCCESS; |
| 1312 | |
| 1313 | pSmeRrmContext->rrmConfig.maxRandnInterval = 50; //ms |
| 1314 | |
| 1315 | vosStatus = vos_timer_init( &pSmeRrmContext->IterMeasTimer, |
| 1316 | |
| 1317 | VOS_TIMER_TYPE_SW, |
| 1318 | |
| 1319 | rrmIterMeasTimerHandle, |
| 1320 | |
| 1321 | (void*) pMac); |
| 1322 | |
| 1323 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) { |
| 1324 | |
| 1325 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, "rrmOpen: Fail to init timer"); |
| 1326 | |
| 1327 | return VOS_STATUS_E_FAILURE; |
| 1328 | } |
| 1329 | |
| 1330 | vosStatus = vos_timer_init( &pSmeRrmContext->neighborReqControlInfo.neighborRspWaitTimer, |
| 1331 | |
| 1332 | VOS_TIMER_TYPE_SW, |
| 1333 | |
| 1334 | rrmNeighborRspTimeoutHandler, |
| 1335 | |
| 1336 | (void*) pMac); |
| 1337 | |
| 1338 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) { |
| 1339 | |
| 1340 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, "rrmOpen: Fail to init timer"); |
| 1341 | |
| 1342 | return VOS_STATUS_E_FAILURE; |
| 1343 | } |
| 1344 | |
| 1345 | pSmeRrmContext->neighborReqControlInfo.isNeighborRspPending = eANI_BOOLEAN_FALSE; |
| 1346 | |
| 1347 | halStatus = csrLLOpen(pMac->hHdd, &pSmeRrmContext->neighborReportCache); |
| 1348 | if (eHAL_STATUS_SUCCESS != halStatus) |
| 1349 | { |
| 1350 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, "rrmOpen: Fail to open neighbor cache result"); |
| 1351 | return VOS_STATUS_E_FAILURE; |
| 1352 | } |
| 1353 | |
| 1354 | return VOS_STATUS_SUCCESS; |
| 1355 | } |
| 1356 | |
| 1357 | |
| 1358 | /* --------------------------------------------------------------------------- |
| 1359 | |
| 1360 | \fn rrmClose |
| 1361 | |
| 1362 | \brief |
| 1363 | |
| 1364 | \param pMac - The handle returned by macOpen. |
| 1365 | |
| 1366 | \return VOS_STATUS |
| 1367 | |
| 1368 | VOS_STATUS_E_FAILURE success |
| 1369 | |
| 1370 | VOS_STATUS_SUCCESS failure |
| 1371 | |
| 1372 | ---------------------------------------------------------------------------*/ |
| 1373 | |
| 1374 | VOS_STATUS rrmClose (tpAniSirGlobal pMac) |
| 1375 | |
| 1376 | { |
| 1377 | |
| 1378 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 1379 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 1380 | |
| 1381 | if( VOS_TIMER_STATE_RUNNING == vos_timer_getCurrentState( &pSmeRrmContext->IterMeasTimer ) ) |
| 1382 | { |
| 1383 | vosStatus = vos_timer_stop( &pSmeRrmContext->IterMeasTimer ); |
| 1384 | if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
Jeff Johnson | 04dd8a8 | 2012-06-29 20:41:40 -0700 | [diff] [blame] | 1385 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1386 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, FL("Timer stop fail") ); |
| 1387 | } |
Jeff Johnson | 04dd8a8 | 2012-06-29 20:41:40 -0700 | [diff] [blame] | 1388 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1389 | |
Jeff Johnson | 04dd8a8 | 2012-06-29 20:41:40 -0700 | [diff] [blame] | 1390 | vosStatus = vos_timer_destroy( &pSmeRrmContext->IterMeasTimer ); |
| 1391 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1392 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1393 | |
| 1394 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR, FL("Fail to destroy timer") ); |
| 1395 | |
| 1396 | } |
| 1397 | |
Jeff Johnson | 04dd8a8 | 2012-06-29 20:41:40 -0700 | [diff] [blame] | 1398 | if( VOS_TIMER_STATE_RUNNING == |
| 1399 | vos_timer_getCurrentState( &pSmeRrmContext->neighborReqControlInfo.neighborRspWaitTimer ) ) |
| 1400 | { |
| 1401 | vosStatus = vos_timer_stop( &pSmeRrmContext->neighborReqControlInfo.neighborRspWaitTimer ); |
| 1402 | if(!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1403 | { |
| 1404 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_FATAL, FL("Timer stop fail") ); |
| 1405 | } |
| 1406 | } |
| 1407 | |
| 1408 | vosStatus = vos_timer_destroy( &pSmeRrmContext->neighborReqControlInfo.neighborRspWaitTimer ); |
| 1409 | if (!VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 1410 | { |
| 1411 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_FATAL, FL("Fail to destroy timer") ); |
| 1412 | |
| 1413 | } |
| 1414 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1415 | rrmLLPurgeNeighborCache(pMac, &pSmeRrmContext->neighborReportCache); |
Jeff Johnson | 04dd8a8 | 2012-06-29 20:41:40 -0700 | [diff] [blame] | 1416 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1417 | csrLLClose(&pSmeRrmContext->neighborReportCache); |
| 1418 | |
| 1419 | return vosStatus; |
| 1420 | |
| 1421 | } |
| 1422 | |
| 1423 | |
| 1424 | |
| 1425 | |
| 1426 | /* --------------------------------------------------------------------------- |
| 1427 | |
| 1428 | \fn rrmReady |
| 1429 | |
| 1430 | \brief fn |
| 1431 | |
| 1432 | \param pMac - The handle returned by macOpen. |
| 1433 | |
| 1434 | \return VOS_STATUS |
| 1435 | |
| 1436 | ---------------------------------------------------------------------------*/ |
| 1437 | |
| 1438 | VOS_STATUS rrmReady (tpAniSirGlobal pMac) |
| 1439 | |
| 1440 | { |
| 1441 | |
| 1442 | return VOS_STATUS_SUCCESS; |
| 1443 | } |
| 1444 | |
| 1445 | /* --------------------------------------------------------------------------- |
| 1446 | |
| 1447 | \fn rrmChangeDefaultConfigParam |
| 1448 | \brief fn |
| 1449 | |
| 1450 | \param pMac - The handle returned by macOpen. |
| 1451 | \param pRrmConfig - pointer to new rrm configs. |
| 1452 | |
| 1453 | \return VOS_STATUS |
| 1454 | |
| 1455 | ---------------------------------------------------------------------------*/ |
| 1456 | VOS_STATUS rrmChangeDefaultConfigParam(tpAniSirGlobal pMac, tpRrmConfigParam pRrmConfig) |
| 1457 | { |
| 1458 | vos_mem_copy( &pMac->rrm.rrmSmeContext.rrmConfig, pRrmConfig, sizeof( tRrmConfigParam ) ); |
| 1459 | |
| 1460 | return VOS_STATUS_SUCCESS; |
| 1461 | } |
| 1462 | |
| 1463 | /* --------------------------------------------------------------------------- |
| 1464 | |
| 1465 | \fn smeRrmGetFirstBssEntryFromNeighborCache() |
| 1466 | |
| 1467 | \brief This function returns the first entry from the neighbor cache to the caller |
| 1468 | |
| 1469 | \param pMac - The handle returned by macOpen. |
| 1470 | |
| 1471 | \return VOID |
| 1472 | |
| 1473 | ---------------------------------------------------------------------------*/ |
| 1474 | tRrmNeighborReportDesc* smeRrmGetFirstBssEntryFromNeighborCache( tpAniSirGlobal pMac) |
| 1475 | { |
| 1476 | tListElem *pEntry; |
| 1477 | tRrmNeighborReportDesc *pTempBssEntry = NULL; |
| 1478 | tpRrmSMEContext pSmeRrmContext = &pMac->rrm.rrmSmeContext; |
| 1479 | |
| 1480 | |
| 1481 | pEntry = csrLLPeekHead( &pSmeRrmContext->neighborReportCache, LL_ACCESS_LOCK ); |
| 1482 | |
| 1483 | if(!pEntry || !csrLLCount(&pSmeRrmContext->neighborReportCache)) |
| 1484 | { |
| 1485 | //list empty |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1486 | smsLog(pMac, LOGW, FL("List empty")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1487 | return NULL; |
| 1488 | } |
| 1489 | |
| 1490 | pTempBssEntry = GET_BASE_ADDR( pEntry, tRrmNeighborReportDesc, List ); |
| 1491 | |
| 1492 | return pTempBssEntry; |
| 1493 | } |
| 1494 | |
| 1495 | /* --------------------------------------------------------------------------- |
| 1496 | |
| 1497 | \fn smeRrmGetNextBssEntryFromNeighborCache() |
| 1498 | |
| 1499 | \brief This function returns the entry next to the given entry from the |
| 1500 | neighbor cache to the caller |
| 1501 | |
| 1502 | \param pMac - The handle returned by macOpen. |
| 1503 | |
| 1504 | \return VOID |
| 1505 | |
| 1506 | ---------------------------------------------------------------------------*/ |
| 1507 | tRrmNeighborReportDesc* smeRrmGetNextBssEntryFromNeighborCache( tpAniSirGlobal pMac, |
| 1508 | tpRrmNeighborReportDesc pBssEntry) |
| 1509 | { |
| 1510 | tListElem *pEntry; |
| 1511 | tRrmNeighborReportDesc *pTempBssEntry = NULL; |
| 1512 | |
| 1513 | pEntry = csrLLNext(&pMac->rrm.rrmSmeContext.neighborReportCache, &pBssEntry->List, LL_ACCESS_LOCK); |
| 1514 | |
| 1515 | if(!pEntry) |
| 1516 | { |
| 1517 | //list empty |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1518 | smsLog(pMac, LOGW, FL("List empty")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1519 | return NULL; |
| 1520 | } |
| 1521 | |
| 1522 | pTempBssEntry = GET_BASE_ADDR( pEntry, tRrmNeighborReportDesc, List ); |
| 1523 | |
| 1524 | return pTempBssEntry; |
| 1525 | } |
| 1526 | |
Srinivas Girigowda | 5cecb20 | 2013-10-08 09:13:25 -0700 | [diff] [blame] | 1527 | #if defined(FEATURE_WLAN_CCX) && !defined(FEATURE_WLAN_CCX_UPLOAD) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1528 | void csrCcxSendAdjacentApRepMsg(tpAniSirGlobal pMac, tCsrRoamSession *pSession) |
| 1529 | { |
| 1530 | tpSirAdjacentApRepInd pAdjRep; |
| 1531 | tANI_U16 length; |
| 1532 | tANI_U32 roamTS2; |
| 1533 | |
Kiran Kumar Lokere | 691dde1 | 2013-03-06 17:00:31 -0800 | [diff] [blame] | 1534 | smsLog( pMac, LOG1, "Adjacent AP Report Msg to PE"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1535 | |
| 1536 | length = sizeof(tSirAdjacentApRepInd ); |
| 1537 | pAdjRep = vos_mem_malloc ( length ); |
| 1538 | |
| 1539 | if ( NULL == pAdjRep ) |
| 1540 | { |
| 1541 | smsLog( pMac, LOGP, "Unable to allocate memory for Adjacent AP report"); |
| 1542 | return; |
| 1543 | } |
| 1544 | |
| 1545 | vos_mem_zero( pAdjRep, length ); |
| 1546 | pAdjRep->messageType = eWNI_SME_CCX_ADJACENT_AP_REPORT; |
| 1547 | pAdjRep->length = length; |
| 1548 | pAdjRep->channelNum = pSession->prevOpChannel; |
| 1549 | vos_mem_copy( pAdjRep->bssid, &pSession->connectedProfile.bssid, sizeof(tSirMacAddr) ); |
| 1550 | vos_mem_copy( pAdjRep->prevApMacAddr, &pSession->prevApBssid, sizeof(tSirMacAddr) ); |
| 1551 | vos_mem_copy( &pAdjRep->prevApSSID, &pSession->prevApSSID, sizeof(tSirMacSSid) ); |
| 1552 | roamTS2 = vos_timer_get_system_time(); |
| 1553 | pAdjRep->tsmRoamdelay = roamTS2 - pSession->roamTS1; |
| 1554 | pAdjRep->roamReason =SIR_CCX_ASSOC_REASON_UNSPECIFIED; |
| 1555 | pAdjRep->clientDissSecs =(pAdjRep->tsmRoamdelay/1000); |
| 1556 | |
| 1557 | palSendMBMessage(pMac->hHdd, pAdjRep); |
| 1558 | |
| 1559 | return; |
| 1560 | } |
| 1561 | #endif /* FEATURE_WLAN_CCX */ |
| 1562 | #endif |