CORE/MAC/src/pe/rrm/rrmApi.c

/*
 * Copyright (c) 2012-2014 The Linux Foundation. All rights reserved.
 *
 * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
 *
 *
 * Permission to use, copy, modify, and/or distribute this software for
 * any purpose with or without fee is hereby granted, provided that the
 * above copyright notice and this permission notice appear in all
 * copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/*
 * This file was originally distributed by Qualcomm Atheros, Inc.
 * under proprietary terms before Copyright ownership was assigned
 * to the Linux Foundation.
 */

/**=========================================================================
  
  \file  rrmApi.c
  
  \brief implementation for PE RRM APIs
  
  
  ========================================================================*/

/* $Header$ */

#if defined WLAN_FEATURE_VOWIFI

/*--------------------------------------------------------------------------
  Include Files
  ------------------------------------------------------------------------*/
#include "palTypes.h"
#include "wniApi.h"
#include "sirApi.h"
#include "aniGlobal.h"
#include "wniCfgSta.h"
#include "limTypes.h"
#include "limUtils.h"
#include "limSendSmeRspMessages.h"
#include "parserApi.h"
#include "limSendMessages.h"
#include "rrmGlobal.h"
#include "rrmApi.h"

tANI_U8
rrmGetMinOfMaxTxPower(tpAniSirGlobal pMac,
                         tPowerdBm regMax, tPowerdBm apTxPower)
{
    tANI_U8 maxTxPower = 0;
    tANI_U8 txPower = VOS_MIN( regMax, (apTxPower) );
    if((txPower >= RRM_MIN_TX_PWR_CAP) && (txPower <= RRM_MAX_TX_PWR_CAP))
        maxTxPower =  txPower;
    else if (txPower < RRM_MIN_TX_PWR_CAP)
        maxTxPower = RRM_MIN_TX_PWR_CAP;
    else
        maxTxPower = RRM_MAX_TX_PWR_CAP;

    limLog( pMac, LOG3,
                  "%s: regulatoryMax = %d, apTxPwr = %d, maxTxpwr = %d",
                  __func__, regMax, apTxPower, maxTxPower );
    return maxTxPower;
}

// --------------------------------------------------------------------
/**
 * rrmCacheMgmtTxPower
 **
 * FUNCTION:  Store Tx power for management frames.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pSessionEntry session entry.
 * @return None
 */
void
rrmCacheMgmtTxPower ( tpAniSirGlobal pMac, tPowerdBm txPower, tpPESession pSessionEntry )
{
   limLog( pMac, LOG3, "Cache Mgmt Tx Power = %d", txPower );

   if( pSessionEntry == NULL )
   {
       limLog( pMac, LOG3, "%s: pSessionEntry is NULL", __func__);
       pMac->rrm.rrmPEContext.txMgmtPower = txPower;
   }
   else
       pSessionEntry->txMgmtPower = txPower;
}

// --------------------------------------------------------------------
/**
 * rrmGetMgmtTxPower
 *
 * FUNCTION:  Get the Tx power for management frames.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pSessionEntry session entry.
 * @return txPower
 */
tPowerdBm
rrmGetMgmtTxPower ( tpAniSirGlobal pMac, tpPESession pSessionEntry )
{
   limLog( pMac, LOG3, "RrmGetMgmtTxPower called" );

   if( pSessionEntry == NULL )
   {
      limLog( pMac, LOG3, "%s: txpower from rrmPEContext: %d",
                     __func__, pMac->rrm.rrmPEContext.txMgmtPower);
      return pMac->rrm.rrmPEContext.txMgmtPower;
   }

   return pSessionEntry->txMgmtPower;
}

// --------------------------------------------------------------------
/**
 * rrmSendSetMaxTxPowerReq
 *
 * FUNCTION:  Send WDA_SET_MAX_TX_POWER_REQ message to change the max tx power.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param txPower txPower to be set.
 * @param pSessionEntry session entry.
 * @return None
 */
tSirRetStatus
rrmSendSetMaxTxPowerReq ( tpAniSirGlobal pMac, tPowerdBm txPower, tpPESession pSessionEntry )
{
   tpMaxTxPowerParams pMaxTxParams;
   tSirRetStatus  retCode = eSIR_SUCCESS;
   tSirMsgQ       msgQ;

   if( pSessionEntry == NULL )
   {
      PELOGE(limLog(pMac, LOGE, FL(" Inavalid parameters"));)
      return eSIR_FAILURE;
   }
   pMaxTxParams = vos_mem_malloc(sizeof(tMaxTxPowerParams));
   if ( NULL == pMaxTxParams )
   {
      limLog( pMac, LOGP, FL("Unable to allocate memory for pMaxTxParams ") );
      return eSIR_MEM_ALLOC_FAILED;

   }
   /* Allocated memory for pMaxTxParams...will be freed in other module */
   pMaxTxParams->power = txPower;
   vos_mem_copy(pMaxTxParams->bssId, pSessionEntry->bssId, sizeof(tSirMacAddr));
   vos_mem_copy(pMaxTxParams->selfStaMacAddr, pSessionEntry->selfMacAddr, sizeof(tSirMacAddr));


   msgQ.type = WDA_SET_MAX_TX_POWER_REQ;
   msgQ.reserved = 0;
   msgQ.bodyptr = pMaxTxParams;
   msgQ.bodyval = 0;

   limLog(pMac, LOG3,
          FL( "Sending WDA_SET_MAX_TX_POWER_REQ with power(%d) to HAL"),
          txPower);

      MTRACE(macTraceMsgTx(pMac, pSessionEntry->peSessionId, msgQ.type));
   if( eSIR_SUCCESS != (retCode = wdaPostCtrlMsg( pMac, &msgQ )))
   {
      limLog( pMac, LOGP, FL("Posting WDA_SET_MAX_TX_POWER_REQ to HAL failed, reason=%X"), retCode );
      vos_mem_free(pMaxTxParams);
      return retCode;
   }
   return retCode;
}


// --------------------------------------------------------------------
/**
 * rrmSetMaxTxPowerRsp
 *
 * FUNCTION:  Process WDA_SET_MAX_TX_POWER_RSP message.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param txPower txPower to be set.
 * @param pSessionEntry session entry.
 * @return None
 */
tSirRetStatus
rrmSetMaxTxPowerRsp ( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
   tSirRetStatus  retCode = eSIR_SUCCESS;
   tpMaxTxPowerParams pMaxTxParams = (tpMaxTxPowerParams) limMsgQ->bodyptr;
   tpPESession     pSessionEntry;
   tANI_U8  sessionId, i;
   tSirMacAddr bssid = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};

   if( vos_mem_compare(bssid, pMaxTxParams->bssId, sizeof(tSirMacAddr)))
   {
      for (i =0;i < pMac->lim.maxBssId;i++)
      {
         if ( (pMac->lim.gpSession[i].valid == TRUE ))
         {
            pSessionEntry = &pMac->lim.gpSession[i];
            rrmCacheMgmtTxPower ( pMac, pMaxTxParams->power, pSessionEntry );
         }
      }
   }
   else
   {
      if((pSessionEntry = peFindSessionByBssid(pMac, pMaxTxParams->bssId, &sessionId))==NULL)
      {
         PELOGE(limLog(pMac, LOGE, FL("Unable to find session:") );)
         retCode = eSIR_FAILURE;
      }
      else
      {
         rrmCacheMgmtTxPower ( pMac, pMaxTxParams->power, pSessionEntry );
      }
   }

   vos_mem_free(limMsgQ->bodyptr);
   limMsgQ->bodyptr = NULL;
   return retCode;
}
// --------------------------------------------------------------------
/**
 * rrmProcessLinkMeasurementRequest
 *
 * FUNCTION:  Processes the Link measurement request and send the report.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pBd pointer to BD to extract RSSI and SNR
 * @param pLinkReq pointer to the Link request frame structure.
 * @param pSessionEntry session entry.
 * @return None
 */
tSirRetStatus
rrmProcessLinkMeasurementRequest( tpAniSirGlobal pMac,
                                  tANI_U8 *pRxPacketInfo,
                                  tDot11fLinkMeasurementRequest *pLinkReq,
                                  tpPESession pSessionEntry )
{
   tSirMacLinkReport LinkReport;
   tpSirMacMgmtHdr   pHdr;
   v_S7_t            currentRSSI = 0;

   limLog( pMac, LOG3, "Received Link measurement request");

   if( pRxPacketInfo == NULL || pLinkReq == NULL || pSessionEntry == NULL )
   {
      PELOGE(limLog( pMac, LOGE,
             "%s Invalid parameters - Ignoring the request", __func__);)
      return eSIR_FAILURE;
   }
   pHdr = WDA_GET_RX_MAC_HEADER( pRxPacketInfo );
   if( (uint8)(pSessionEntry->maxTxPower) != pLinkReq->MaxTxPower.maxTxPower )
   {
      PELOGW(limLog( pMac,
                     LOGW,
                     FL(" maxTx power in link request is not same as local... "
                        " Local = %d LinkReq = %d"),
                     pSessionEntry->maxTxPower,
                     pLinkReq->MaxTxPower.maxTxPower );)
      if( (MIN_STA_PWR_CAP_DBM <= pLinkReq->MaxTxPower.maxTxPower) &&
         (MAX_STA_PWR_CAP_DBM >= pLinkReq->MaxTxPower.maxTxPower) )
      {
         LinkReport.txPower = pLinkReq->MaxTxPower.maxTxPower;
      }
      else if( MIN_STA_PWR_CAP_DBM > pLinkReq->MaxTxPower.maxTxPower )
      {
         LinkReport.txPower = MIN_STA_PWR_CAP_DBM;
      }
      else if( MAX_STA_PWR_CAP_DBM < pLinkReq->MaxTxPower.maxTxPower )
      {
         LinkReport.txPower = MAX_STA_PWR_CAP_DBM;
      }

      if( (LinkReport.txPower != (uint8)(pSessionEntry->maxTxPower)) &&
          (eSIR_SUCCESS == rrmSendSetMaxTxPowerReq ( pMac,
                                                     (tPowerdBm)(LinkReport.txPower),
                                                     pSessionEntry)) )
      {
         pSessionEntry->maxTxPower = (tPowerdBm)(LinkReport.txPower);
      }
   }
   else
   {
      if( (MIN_STA_PWR_CAP_DBM <= (uint8)(pSessionEntry->maxTxPower)) &&
         (MAX_STA_PWR_CAP_DBM >= (uint8)(pSessionEntry->maxTxPower)) )
      {
         LinkReport.txPower = (uint8)(pSessionEntry->maxTxPower);
      }
      else if( MIN_STA_PWR_CAP_DBM > (uint8)(pSessionEntry->maxTxPower) )
      {
         LinkReport.txPower = MIN_STA_PWR_CAP_DBM;
      }
      else if( MAX_STA_PWR_CAP_DBM < (uint8)(pSessionEntry->maxTxPower) )
      {
         LinkReport.txPower = MAX_STA_PWR_CAP_DBM;
      }
   }
   PELOGW(limLog( pMac,
                  LOGW,
                  FL(" maxTx power in link request is not same as local... "
                     " Local = %d Link Report TxPower = %d"),
                  pSessionEntry->maxTxPower,
                  LinkReport.txPower );)

   LinkReport.dialogToken = pLinkReq->DialogToken.token;
   LinkReport.rxAntenna = 0;
   LinkReport.txAntenna = 0;
   currentRSSI = WDA_GET_RX_RSSI_DB(pRxPacketInfo);

   limLog( pMac, LOG1,
          "Received Link report frame with %d", currentRSSI);

   // 2008 11k spec reference: 18.4.8.5 RCPI Measurement
   if ((currentRSSI) <= RCPI_LOW_RSSI_VALUE)
       LinkReport.rcpi = 0;
   else if ((currentRSSI > RCPI_LOW_RSSI_VALUE) && (currentRSSI <= 0))
       LinkReport.rcpi = CALCULATE_RCPI(currentRSSI);
   else
       LinkReport.rcpi = RCPI_MAX_VALUE;

   LinkReport.rsni = WDA_GET_RX_SNR(pRxPacketInfo);

   limLog( pMac, LOG3, "Sending Link report frame");

   return limSendLinkReportActionFrame( pMac, &LinkReport, pHdr->sa, pSessionEntry );
}

// --------------------------------------------------------------------
/**
 * rrmProcessNeighborReportResponse
 *
 * FUNCTION:  Processes the Neighbor Report response from the peer AP.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pNeighborRep pointer to the Neighbor report frame structure.
 * @param pSessionEntry session entry.
 * @return None
 */
tSirRetStatus
rrmProcessNeighborReportResponse( tpAniSirGlobal pMac,
                                  tDot11fNeighborReportResponse *pNeighborRep,
                                  tpPESession pSessionEntry )
{
   tSirRetStatus status = eSIR_FAILURE;
   tpSirNeighborReportInd pSmeNeighborRpt = NULL;
   tANI_U16 length;
   tANI_U8 i;
   tSirMsgQ                  mmhMsg;

   if( pNeighborRep == NULL || pSessionEntry == NULL )
   {
      PELOGE(limLog( pMac, LOGE, FL(" Invalid parameters") );)
      return status;
   }

   limLog( pMac, LOG3, FL("Neighbor report response received ") );

   // Dialog token
   if( pMac->rrm.rrmPEContext.DialogToken != pNeighborRep->DialogToken.token )
   {
      PELOGE(limLog( pMac, LOGE,
             "Dialog token mismatch in the received Neighbor report");)
      return eSIR_FAILURE;
   }
   if( pNeighborRep->num_NeighborReport == 0 )
   {
      PELOGE(limLog( pMac, LOGE, "No neighbor report in the frame...Dropping it");)
      return eSIR_FAILURE;
   }
   length = (sizeof( tSirNeighborReportInd )) +
            (sizeof( tSirNeighborBssDescription ) * (pNeighborRep->num_NeighborReport - 1) ) ;

   //Prepare the request to send to SME.
   pSmeNeighborRpt = vos_mem_malloc(length);
   if( NULL == pSmeNeighborRpt )
   {
      PELOGE(limLog( pMac, LOGP, FL("Unable to allocate memory") );)
      return eSIR_MEM_ALLOC_FAILED;

   }
   vos_mem_set(pSmeNeighborRpt, length, 0);

   /* Allocated memory for pSmeNeighborRpt...will be freed by other module */

   for( i = 0 ; i < pNeighborRep->num_NeighborReport ; i++ )
   {
      pSmeNeighborRpt->sNeighborBssDescription[i].length = sizeof( tSirNeighborBssDescription ); /*+ any optional ies */
      vos_mem_copy(pSmeNeighborRpt->sNeighborBssDescription[i].bssId,
                   pNeighborRep->NeighborReport[i].bssid,
                   sizeof(tSirMacAddr));
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fApPreauthReachable = pNeighborRep->NeighborReport[i].APReachability;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fSameSecurityMode = pNeighborRep->NeighborReport[i].Security;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fSameAuthenticator = pNeighborRep->NeighborReport[i].KeyScope;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapSpectrumMeasurement = pNeighborRep->NeighborReport[i].SpecMgmtCap;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapQos = pNeighborRep->NeighborReport[i].QosCap;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapApsd = pNeighborRep->NeighborReport[i].apsd;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapRadioMeasurement = pNeighborRep->NeighborReport[i].rrm;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapDelayedBlockAck = pNeighborRep->NeighborReport[i].DelayedBA;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fCapImmediateBlockAck = pNeighborRep->NeighborReport[i].ImmBA;
      pSmeNeighborRpt->sNeighborBssDescription[i].bssidInfo.rrmInfo.fMobilityDomain = pNeighborRep->NeighborReport[i].MobilityDomain;

      pSmeNeighborRpt->sNeighborBssDescription[i].regClass = pNeighborRep->NeighborReport[i].regulatoryClass;
      pSmeNeighborRpt->sNeighborBssDescription[i].channel = pNeighborRep->NeighborReport[i].channel;
      pSmeNeighborRpt->sNeighborBssDescription[i].phyType = pNeighborRep->NeighborReport[i].PhyType;
   }

   pSmeNeighborRpt->messageType = eWNI_SME_NEIGHBOR_REPORT_IND;
   pSmeNeighborRpt->length = length;
   pSmeNeighborRpt->numNeighborReports = pNeighborRep->num_NeighborReport;
   vos_mem_copy(pSmeNeighborRpt->bssId, pSessionEntry->bssId, sizeof(tSirMacAddr));

   //Send request to SME.
   mmhMsg.type    = pSmeNeighborRpt->messageType;
   mmhMsg.bodyptr = pSmeNeighborRpt;
   MTRACE(macTraceMsgTx(pMac, pSessionEntry->peSessionId, mmhMsg.type));
   status = limSysProcessMmhMsgApi(pMac, &mmhMsg, ePROT);

   return status;

}

// --------------------------------------------------------------------
/**
 * rrmProcessNeighborReportReq
 *
 * FUNCTION:
 *
 * LOGIC: Create a Neighbor report request and send it to peer.
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pNeighborReq Neighbor report request params .
 * @return None
 */
tSirRetStatus
rrmProcessNeighborReportReq( tpAniSirGlobal pMac,
                            tpSirNeighborReportReqInd pNeighborReq )
{
   tSirRetStatus status = eSIR_SUCCESS;
   tSirMacNeighborReportReq NeighborReportReq;
   tpPESession pSessionEntry ;
   tANI_U8 sessionId;

   if( pNeighborReq == NULL )
   {
      PELOGE(limLog( pMac, LOGE, "NeighborReq is NULL" );)
      return eSIR_FAILURE;
   }
   if ((pSessionEntry = peFindSessionByBssid(pMac,pNeighborReq->bssId,&sessionId))==NULL)
   {
      PELOGE(limLog(pMac, LOGE,FL("session does not exist for given bssId"));)
      return eSIR_FAILURE;
   }

   limLog( pMac, LOG1, FL("SSID present = %d "), pNeighborReq->noSSID );

   vos_mem_set(&NeighborReportReq,sizeof( tSirMacNeighborReportReq ), 0);

   NeighborReportReq.dialogToken = ++pMac->rrm.rrmPEContext.DialogToken;
   NeighborReportReq.ssid_present = !pNeighborReq->noSSID;
   if( NeighborReportReq.ssid_present )
   {
      vos_mem_copy(&NeighborReportReq.ssid, &pNeighborReq->ucSSID, sizeof(tSirMacSSid));
      PELOGE(sirDumpBuf( pMac, SIR_LIM_MODULE_ID, LOGE, (tANI_U8*) NeighborReportReq.ssid.ssId, NeighborReportReq.ssid.length );)
   }

   status = limSendNeighborReportRequestFrame( pMac, &NeighborReportReq, pNeighborReq->bssId, pSessionEntry );

   return status;
}

#define ABS(x)      ((x < 0) ? -x : x)
// --------------------------------------------------------------------
/**
 * rrmProcessBeaconReportReq
 *
 * FUNCTION:  Processes the Beacon report request from the peer AP.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pCurrentReq pointer to the current Req comtext.
 * @param pBeaconReq pointer to the beacon report request IE from the peer.
 * @param pSessionEntry session entry.
 * @return None
 */
static tRrmRetStatus
rrmProcessBeaconReportReq( tpAniSirGlobal pMac,
                           tpRRMReq pCurrentReq,
                           tDot11fIEMeasurementRequest *pBeaconReq,
                           tpPESession pSessionEntry )
{
   tSirMsgQ                  mmhMsg;
   tpSirBeaconReportReqInd pSmeBcnReportReq;
   tANI_U8 num_channels = 0, num_APChanReport;
   tANI_U16 measDuration, maxMeasduration;
   tANI_S8  maxDuration;
   tANI_U8  sign;
   tANI_U16 index;

   if( pBeaconReq->measurement_request.Beacon.BeaconReporting.present &&
       (pBeaconReq->measurement_request.Beacon.BeaconReporting.reportingCondition != 0) )
   {
      //Repeated measurement is not supported. This means number of repetitions should be zero.(Already checked)
      //All test case in VoWifi(as of version 0.36)  use zero for number of repetitions.
      //Beacon reporting should not be included in request if number of repetitons is zero.
      // IEEE Std 802.11k-2008 Table 7-29g and section 11.10.8.1

      PELOGE(limLog( pMac, LOGE, "Dropping the request: Reporting condition included in beacon report request and it is not zero");)
      return eRRM_INCAPABLE;
   }

   /* The logic here is to check the measurement duration passed in the beacon request. Following are the cases handled.
      Case 1: If measurement duration received in the beacon request is greater than the max measurement duration advertised
                in the RRM capabilities(Assoc Req), and Duration Mandatory bit is set to 1, REFUSE the beacon request
      Case 2: If measurement duration received in the beacon request is greater than the max measurement duration advertised
                in the RRM capabilities(Assoc Req), and Duration Mandatory bit is set to 0, perform measurement for
                the duration advertised in the RRM capabilities

      maxMeasurementDuration = 2^(nonOperatingChanMax - 4) * BeaconInterval
    */
   maxDuration = pMac->rrm.rrmPEContext.rrmEnabledCaps.nonOperatingChanMax - 4;
   sign = (maxDuration < 0) ? 1 : 0;
   maxDuration = (1L << ABS(maxDuration));
   if (!sign)
      maxMeasduration = maxDuration * pSessionEntry->beaconParams.beaconInterval;
   else
      maxMeasduration = pSessionEntry->beaconParams.beaconInterval / maxDuration;

   measDuration = pBeaconReq->measurement_request.Beacon.meas_duration;

   limLog( pMac, LOG3,
          "maxDuration = %d sign = %d maxMeasduration = %d measDuration = %d",
          maxDuration, sign, maxMeasduration, measDuration );

   if( maxMeasduration < measDuration )
   {
      if( pBeaconReq->durationMandatory )
      {
         PELOGE(limLog( pMac, LOGE, "Dropping the request: duration mandatory and maxduration > measduration");)
         return eRRM_REFUSED;
      }
      else
         measDuration = maxMeasduration;
   }

   //Cache the data required for sending report.
   pCurrentReq->request.Beacon.reportingDetail = pBeaconReq->measurement_request.Beacon.BcnReportingDetail.present ?
      pBeaconReq->measurement_request.Beacon.BcnReportingDetail.reportingDetail :
      BEACON_REPORTING_DETAIL_ALL_FF_IE ;

   if( pBeaconReq->measurement_request.Beacon.RequestedInfo.present )
   {
      pCurrentReq->request.Beacon.reqIes.pElementIds = vos_mem_malloc(sizeof(tANI_U8) *
                      pBeaconReq->measurement_request.Beacon.RequestedInfo.num_requested_eids);
      if ( NULL == pCurrentReq->request.Beacon.reqIes.pElementIds )
      {
            limLog( pMac, LOGP,
               FL( "Unable to allocate memory for request IEs buffer" ));
            return eRRM_FAILURE;
      }
      limLog( pMac, LOG3, FL(" Allocated memory for pElementIds") );

      pCurrentReq->request.Beacon.reqIes.num = pBeaconReq->measurement_request.Beacon.RequestedInfo.num_requested_eids;
      vos_mem_copy(pCurrentReq->request.Beacon.reqIes.pElementIds,
                   pBeaconReq->measurement_request.Beacon.RequestedInfo.requested_eids,
                   pCurrentReq->request.Beacon.reqIes.num);
   }

   if( pBeaconReq->measurement_request.Beacon.num_APChannelReport )
   {
      for( num_APChanReport = 0 ; num_APChanReport < pBeaconReq->measurement_request.Beacon.num_APChannelReport ; num_APChanReport++ )
         num_channels += pBeaconReq->measurement_request.Beacon.APChannelReport[num_APChanReport].num_channelList;
   }

   //Prepare the request to send to SME.
   pSmeBcnReportReq = vos_mem_malloc(sizeof( tSirBeaconReportReqInd ));
   if ( NULL == pSmeBcnReportReq )
   {
      limLog( pMac, LOGP,
            FL( "Unable to allocate memory during Beacon Report Req Ind to SME" ));

      return eRRM_FAILURE;

   }

   vos_mem_set(pSmeBcnReportReq,sizeof( tSirBeaconReportReqInd ),0);

   /* Allocated memory for pSmeBcnReportReq....will be freed by other modulea*/
   vos_mem_copy(pSmeBcnReportReq->bssId, pSessionEntry->bssId, sizeof(tSirMacAddr));
   pSmeBcnReportReq->messageType = eWNI_SME_BEACON_REPORT_REQ_IND;
   pSmeBcnReportReq->length = sizeof( tSirBeaconReportReqInd );
   pSmeBcnReportReq->uDialogToken = pBeaconReq->measurement_token;
   pSmeBcnReportReq->msgSource = eRRM_MSG_SOURCE_DRV;
   pSmeBcnReportReq->randomizationInterval = SYS_TU_TO_MS (pBeaconReq->measurement_request.Beacon.randomization);
   pSmeBcnReportReq->channelInfo.regulatoryClass = pBeaconReq->measurement_request.Beacon.regClass;
   pSmeBcnReportReq->channelInfo.channelNum = pBeaconReq->measurement_request.Beacon.channel;
   vos_mem_copy(pSmeBcnReportReq->macaddrBssid, pBeaconReq->measurement_request.Beacon.BSSID,
                sizeof(tSirMacAddr));

   if( pBeaconReq->measurement_request.Beacon.SSID.present )
   {
      pSmeBcnReportReq->ssId.length = pBeaconReq->measurement_request.Beacon.SSID.num_ssid;
      vos_mem_copy(pSmeBcnReportReq->ssId.ssId,
                   pBeaconReq->measurement_request.Beacon.SSID.ssid,
                   pSmeBcnReportReq->ssId.length);
   }

   pCurrentReq->token = pBeaconReq->measurement_token;

   pSmeBcnReportReq->channelList.numChannels = num_channels;
   if( pBeaconReq->measurement_request.Beacon.num_APChannelReport )
   {
     tANI_U16 index2 = 0;
     tANI_U8 *pChanList = pSmeBcnReportReq->channelList.channelNumber;
      for( num_APChanReport = 0 ; num_APChanReport < pBeaconReq->measurement_request.Beacon.num_APChannelReport ; num_APChanReport++ )
      {
         vos_mem_copy(pChanList,
          pBeaconReq->measurement_request.Beacon.APChannelReport[num_APChanReport].channelList,
          pBeaconReq->measurement_request.Beacon.APChannelReport[num_APChanReport].num_channelList);

         pChanList += pBeaconReq->measurement_request.Beacon.APChannelReport[num_APChanReport].num_channelList;
         for( index = 0; index < (pBeaconReq->measurement_request.Beacon.APChannelReport[num_APChanReport].num_channelList); index++ )
         {
            pSmeBcnReportReq->measurementDuration[index2] = SYS_TU_TO_MS(measDuration);
            pSmeBcnReportReq->fMeasurementtype[index2++] = pBeaconReq->measurement_request.Beacon.meas_mode;
         }
      }
   }
   else
   {
       pSmeBcnReportReq->measurementDuration[0] = SYS_TU_TO_MS(measDuration);
       pSmeBcnReportReq->fMeasurementtype[0] = pBeaconReq->measurement_request.Beacon.meas_mode;
   }

   //Send request to SME.
   mmhMsg.type    = eWNI_SME_BEACON_REPORT_REQ_IND;
   mmhMsg.bodyptr = pSmeBcnReportReq;
   MTRACE(macTraceMsgTx(pMac, pSessionEntry->peSessionId, mmhMsg.type));
   return limSysProcessMmhMsgApi(pMac, &mmhMsg, ePROT);
}

// --------------------------------------------------------------------
/**
 * rrmFillBeaconIes
 *
 * FUNCTION:
 *
 * LOGIC: Fills Fixed fields and Ies in bss description to an array of tANI_U8.
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pIes - pointer to the buffer that should be populated with ies.
 * @param pNumIes - returns the num of ies filled in this param.
 * @param pIesMaxSize - Max size of the buffer pIes.
 * @param eids - pointer to array of eids. If NULL, all ies will be populated.
 * @param numEids - number of elements in array eids.
 * @param pBssDesc - pointer to Bss Description.
 * @return None
 */
static void
rrmFillBeaconIes( tpAniSirGlobal pMac,
                  tANI_U8 *pIes, tANI_U8 *pNumIes, tANI_U8 pIesMaxSize,
                  tANI_U8 *eids, tANI_U8 numEids,
                  tpSirBssDescription pBssDesc )
{
   tANI_U8 len, *pBcnIes, BcnNumIes, count = 0, i;

   if( (pIes == NULL) || (pNumIes == NULL) || (pBssDesc == NULL) )
   {
      PELOGE(limLog( pMac, LOGE, FL(" Invalid parameters") );)
      return;
   }

   //Make sure that if eid is null, numEids is set to zero.
   numEids = (eids == NULL) ? 0 : numEids;

   pBcnIes = (tANI_U8*) &pBssDesc->ieFields[0];
   BcnNumIes = (tANI_U8)GET_IE_LEN_IN_BSS( pBssDesc->length );

   *pNumIes = 0;

   *((tANI_U32*)pIes) = pBssDesc->timeStamp[0];
   *pNumIes+=sizeof(tANI_U32); pIes+=sizeof(tANI_U32);
   *((tANI_U32*)pIes) = pBssDesc->timeStamp[1];
   *pNumIes+=sizeof(tANI_U32); pIes+=sizeof(tANI_U32);
   *((tANI_U16*)pIes) =  pBssDesc->beaconInterval;
   *pNumIes+=sizeof(tANI_U16); pIes+=sizeof(tANI_U16);
   *((tANI_U16*)pIes) = pBssDesc->capabilityInfo;
   *pNumIes+=sizeof(tANI_U16); pIes+=sizeof(tANI_U16);

   while ( BcnNumIes > 0 )
   {
      len = *(pBcnIes + 1) + 2; //element id + length.
      limLog( pMac, LOG3, "EID = %d, len = %d total = %d",
             *pBcnIes, *(pBcnIes+1), len );

      i = 0;
      do
      {
         if( ( (eids == NULL) || ( *pBcnIes == eids[i] ) )  &&
             ( (*pNumIes) + len) < pIesMaxSize )
         {
            limLog( pMac, LOG3, "Adding Eid %d, len=%d", *pBcnIes, len );

            vos_mem_copy(pIes, pBcnIes, len);
            pIes += len;
            *pNumIes += len;
            count++;
            break;
         }
         i++;
      }while( i < numEids );

      pBcnIes += len;
      BcnNumIes -= len;
   }
   limLog( pMac, LOG1, "Total length of Ies added = %d", *pNumIes );
}

// --------------------------------------------------------------------
/**
 * rrmProcessBeaconReportXmit
 *
 * FUNCTION:
 *
 * LOGIC: Create a Radio measurement report action frame and send it to peer.
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pBcnReport Data for beacon report IE from SME.
 * @return None
 */
tSirRetStatus
rrmProcessBeaconReportXmit( tpAniSirGlobal pMac,
                            tpSirBeaconReportXmitInd pBcnReport)
{
   tSirRetStatus status = eSIR_SUCCESS;
   tSirMacRadioMeasureReport *pReport = NULL;
   tpRRMReq pCurrentReq = pMac->rrm.rrmPEContext.pCurrentReq;
   tpPESession pSessionEntry ;
   tANI_U8 sessionId;
   v_U8_t flagBSSPresent = FALSE, bssDescCnt = 0;

   limLog( pMac, LOG1, "Received beacon report xmit indication");

   if (NULL == pBcnReport)
   {
      PELOGE(limLog( pMac, LOGE,
             "Received pBcnReport is NULL in PE");)
      return eSIR_FAILURE;
   }

   if (NULL == pCurrentReq)
   {
      PELOGE(limLog( pMac, LOGE,
             "Received report xmit while there is no request pending in PE");)
      return eSIR_FAILURE;
   }

   if( (pBcnReport->numBssDesc) ||
       (!pBcnReport->numBssDesc && pCurrentReq->sendEmptyBcnRpt) )
   {
      pBcnReport->numBssDesc = (pBcnReport->numBssDesc == RRM_BCN_RPT_NO_BSS_INFO)?
                               RRM_BCN_RPT_MIN_RPT : pBcnReport->numBssDesc;

      if (NULL == (pSessionEntry = peFindSessionByBssid(pMac,
                                                        pBcnReport->bssId,
                                                        &sessionId)))
      {
         PELOGE(limLog(pMac, LOGE, FL("session does not exist for given bssId"));)
         return eSIR_FAILURE;
      }

      pReport = vos_mem_malloc(pBcnReport->numBssDesc *
                              sizeof(tSirMacRadioMeasureReport));

      if (NULL == pReport)
      {
         PELOGE(limLog(pMac, LOGE, FL("RRM Report is NULL, allocation failed"));)
         return eSIR_FAILURE;
      }

      vos_mem_zero( pReport,
                    pBcnReport->numBssDesc * sizeof(tSirMacRadioMeasureReport) );

      for (bssDescCnt = 0; bssDescCnt < pBcnReport->numBssDesc; bssDescCnt++)
      {
         //Prepare the beacon report and send it to the peer.
         pReport[bssDescCnt].token = pBcnReport->uDialogToken;
         pReport[bssDescCnt].refused = 0;
         pReport[bssDescCnt].incapable = 0;
         pReport[bssDescCnt].type = SIR_MAC_RRM_BEACON_TYPE;

         //If the scan result is NULL then send report request with
         //option subelement as NULL..
         if ( NULL != pBcnReport->pBssDescription[bssDescCnt] )
         {
            flagBSSPresent = TRUE;
         }

         //Valid response is included if the size of beacon xmit
         //is == size of beacon xmit ind + ies
         if ( pBcnReport->length >= sizeof( tSirBeaconReportXmitInd ) )
         {
            pReport[bssDescCnt].report.beaconReport.regClass =  pBcnReport->regClass;
            if ( flagBSSPresent )
            {
               pReport[bssDescCnt].report.beaconReport.channel =
                                 pBcnReport->pBssDescription[bssDescCnt]->channelId;
               vos_mem_copy( pReport[bssDescCnt].report.beaconReport.measStartTime,
                             pBcnReport->pBssDescription[bssDescCnt]->startTSF,
                             sizeof( pBcnReport->pBssDescription[bssDescCnt]->startTSF) );
               pReport[bssDescCnt].report.beaconReport.measDuration =
                                 SYS_MS_TO_TU(pBcnReport->duration);
               pReport[bssDescCnt].report.beaconReport.phyType =
                             pBcnReport->pBssDescription[bssDescCnt]->nwType;
               pReport[bssDescCnt].report.beaconReport.bcnProbeRsp = 1;
               pReport[bssDescCnt].report.beaconReport.rsni =
                             pBcnReport->pBssDescription[bssDescCnt]->sinr;
               pReport[bssDescCnt].report.beaconReport.rcpi =
                             pBcnReport->pBssDescription[bssDescCnt]->rssi;

               pReport[bssDescCnt].report.beaconReport.antennaId = 0;
               pReport[bssDescCnt].report.beaconReport.parentTSF =
                             pBcnReport->pBssDescription[bssDescCnt]->parentTSF;
               vos_mem_copy( pReport[bssDescCnt].report.beaconReport.bssid,
                             pBcnReport->pBssDescription[bssDescCnt]->bssId,
                             sizeof(tSirMacAddr));
            }

            switch ( pCurrentReq->request.Beacon.reportingDetail )
            {
               case BEACON_REPORTING_DETAIL_NO_FF_IE:
               //0 No need to include any elements.
                limLog(pMac, LOG3, "No reporting detail requested");
               break;
               case BEACON_REPORTING_DETAIL_ALL_FF_REQ_IE:
               //1: Include all FFs and Requested Ies.
               limLog(pMac, LOG3,
               "Only requested IEs in reporting detail requested");

               if ( flagBSSPresent )
               {
                   rrmFillBeaconIes( pMac,
                      (tANI_U8*) &pReport[bssDescCnt].report.beaconReport.Ies[0],
                      (tANI_U8*) &pReport[bssDescCnt].report.beaconReport.numIes,
                      BEACON_REPORT_MAX_IES,
                      pCurrentReq->request.Beacon.reqIes.pElementIds,
                      pCurrentReq->request.Beacon.reqIes.num,
                      pBcnReport->pBssDescription[bssDescCnt] );
               }

               break;
               case BEACON_REPORTING_DETAIL_ALL_FF_IE:
               //2 / default - Include all FFs and all Ies.
               default:
               limLog(pMac, LOG3, "Default all IEs and FFs");
               if ( flagBSSPresent )
               {
                   rrmFillBeaconIes( pMac,
                      (tANI_U8*) &pReport[bssDescCnt].report.beaconReport.Ies[0],
                      (tANI_U8*) &pReport[bssDescCnt].report.beaconReport.numIes,
                      BEACON_REPORT_MAX_IES,
                      NULL, 0,
                      pBcnReport->pBssDescription[bssDescCnt] );
               }
               break;
            }
         }
      }

      limLog( pMac, LOG1, "Sending Action frame with %d bss info", bssDescCnt);
      limSendRadioMeasureReportActionFrame( pMac,
                                            pCurrentReq->dialog_token,
                                            bssDescCnt,
                                            pReport,
                                            pBcnReport->bssId,
                                            pSessionEntry );

      pCurrentReq->sendEmptyBcnRpt = false;
   }

   if( pBcnReport->fMeasureDone )
   {
      limLog( pMac, LOG3, "Measurement done....cleanup the context");

      rrmCleanup(pMac);
   }

   if( NULL != pReport )
      vos_mem_free(pReport);

   return status;
}

void rrmProcessBeaconRequestFailure(tpAniSirGlobal pMac, tpPESession pSessionEntry,
                                                tSirMacAddr peer, tRrmRetStatus status)
{
    tpSirMacRadioMeasureReport pReport = NULL;
    tpRRMReq pCurrentReq = pMac->rrm.rrmPEContext.pCurrentReq;

    pReport = vos_mem_malloc(sizeof( tSirMacRadioMeasureReport ));
    if ( NULL == pReport )
    {
         limLog( pMac, LOGP,
               FL( "Unable to allocate memory during RRM Req processing" ));
         return;
    }
    vos_mem_set(pReport, sizeof(tSirMacRadioMeasureReport), 0);
    pReport->token = pCurrentReq->token;
    pReport->type = SIR_MAC_RRM_BEACON_TYPE;

    switch (status)
    {
        case eRRM_REFUSED:
            pReport->refused = 1;
            break;
        case eRRM_INCAPABLE:
            pReport->incapable = 1;
            break;
        default:
            PELOGE(limLog( pMac, LOGE,
             FL(" Beacon request processing failed no report sent with status %d "),
             status););
            vos_mem_free(pReport);
            return;
    }

    limSendRadioMeasureReportActionFrame( pMac, pCurrentReq->dialog_token, 1,
                                                        pReport, peer, pSessionEntry );

    vos_mem_free(pReport);
    limLog( pMac, LOG3, FL(" Free memory for pReport") );
    return;
}

// --------------------------------------------------------------------
/**
 * rrmProcessRadioMeasurementRequest
 *
 * FUNCTION:  Processes the Radio Resource Measurement request.
 *
 * LOGIC:


*
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param peer Macaddress of the peer requesting the radio measurement.
 * @param pRRMReq Array of Measurement request IEs
 * @param pSessionEntry session entry.
 * @return None
 */
tSirRetStatus
rrmProcessRadioMeasurementRequest( tpAniSirGlobal pMac,
                                  tSirMacAddr peer,
                                  tDot11fRadioMeasurementRequest *pRRMReq,
                                  tpPESession pSessionEntry )
{
   tANI_U8 i;
   tSirRetStatus status = eSIR_SUCCESS;
   tpSirMacRadioMeasureReport pReport = NULL;
   tANI_U8 num_report = 0;
   tpRRMReq pCurrentReq = pMac->rrm.rrmPEContext.pCurrentReq;
   tRrmRetStatus    rrmStatus = eRRM_SUCCESS;

   if( !pRRMReq->num_MeasurementRequest )
   {
      //No measurement requests....
      //
      pReport = vos_mem_malloc(sizeof( tSirMacRadioMeasureReport ));
      if ( NULL ==  pReport )
      {
         limLog( pMac, LOGP,
               FL( "Unable to allocate memory during RRM Req processing" ));
         return eSIR_MEM_ALLOC_FAILED;
      }
      vos_mem_set(pReport, sizeof(tSirMacRadioMeasureReport),0);
      PELOGE(limLog( pMac, LOGE,
      FL("No requestIes in the measurement request, sending incapable report"));)
      pReport->incapable = 1;
      num_report = 1;
      limSendRadioMeasureReportActionFrame( pMac, pRRMReq->DialogToken.token, num_report,
                  pReport, peer, pSessionEntry );
      vos_mem_free(pReport);
      return eSIR_FAILURE;
   }

   // PF Fix
   if( pRRMReq->NumOfRepetitions.repetitions > 0 )
   {
      limLog( pMac, LOG1,
                     FL(" number of repetitions %d"),
                     pRRMReq->NumOfRepetitions.repetitions );

      //Send a report with incapable bit set. Not supporting repetitions.
      pReport = vos_mem_malloc(sizeof( tSirMacRadioMeasureReport ));
      if ( NULL == pReport )
      {
         limLog( pMac, LOGP,
               FL( "Unable to allocate memory during RRM Req processing" ));
         return eSIR_MEM_ALLOC_FAILED;
      }
      vos_mem_set(pReport, sizeof(tSirMacRadioMeasureReport), 0);
      PELOGE(limLog( pMac, LOGE, FL(" Allocated memory for pReport") );)
      pReport->incapable = 1;
      pReport->type = pRRMReq->MeasurementRequest[0].measurement_type;
      num_report = 1;
      goto end;

   }

   for( i= 0; i < pRRMReq->num_MeasurementRequest; i++ )
   {
      switch( pRRMReq->MeasurementRequest[i].measurement_type )
      {
         case SIR_MAC_RRM_BEACON_TYPE:
            //Process beacon request.
            if( pCurrentReq )
            {
               if ( pReport == NULL ) //Allocate memory to send reports for any subsequent requests.
               {
                  pReport = vos_mem_malloc(sizeof( tSirMacRadioMeasureReport )
                                           * (pRRMReq->num_MeasurementRequest - i));
                  if ( NULL == pReport )
                  {
                     limLog( pMac, LOGP,
                           FL( "Unable to allocate memory during RRM Req processing" ));
                     return eSIR_MEM_ALLOC_FAILED;
                  }
                  vos_mem_set(pReport,
                              sizeof( tSirMacRadioMeasureReport )
                              * (pRRMReq->num_MeasurementRequest - i),
                              0);
                  limLog( pMac, LOG3,
                         FL(" rrm beacon type refused of %d report in beacon table"),
                         num_report );

               }
               pReport[num_report].refused = 1;
               pReport[num_report].type = SIR_MAC_RRM_BEACON_TYPE;
               pReport[num_report].token = pRRMReq->MeasurementRequest[i].measurement_token;
               num_report++;
               continue;
            }
            else
            {
               pCurrentReq = vos_mem_malloc(sizeof( *pCurrentReq ));
               if ( NULL == pCurrentReq )
               {
                  limLog( pMac, LOGP,
                        FL( "Unable to allocate memory during RRM Req processing" ));
                  vos_mem_free(pReport);
                  return eSIR_MEM_ALLOC_FAILED;
               }
               limLog( pMac, LOG3, FL(" Processing Beacon Report request") );
                vos_mem_set(pCurrentReq, sizeof( *pCurrentReq ), 0);
               pCurrentReq->dialog_token = pRRMReq->DialogToken.token;
               pCurrentReq->token = pRRMReq->MeasurementRequest[i].measurement_token;
               pCurrentReq->sendEmptyBcnRpt = true;
               pMac->rrm.rrmPEContext.pCurrentReq = pCurrentReq;
               rrmStatus = rrmProcessBeaconReportReq( pMac, pCurrentReq, &pRRMReq->MeasurementRequest[i], pSessionEntry );
               if (eRRM_SUCCESS != rrmStatus)
               {
                   rrmProcessBeaconRequestFailure(pMac, pSessionEntry, peer, rrmStatus);
                   rrmCleanup(pMac);
               }
            }
            break;
         default:
            //Send a report with incapabale bit set.
            if ( pReport == NULL ) //Allocate memory to send reports for any subsequent requests.
            {
               pReport = vos_mem_malloc(sizeof( tSirMacRadioMeasureReport )
                                         * (pRRMReq->num_MeasurementRequest - i));
               if ( NULL == pReport )
               {
                  limLog( pMac, LOGP,
                        FL( "Unable to allocate memory during RRM Req processing" ));
                  return eSIR_MEM_ALLOC_FAILED;
               }
               vos_mem_set(pReport,
                           sizeof( tSirMacRadioMeasureReport )
                           * (pRRMReq->num_MeasurementRequest - i),
                           0);
                  limLog( pMac, LOG3,
                         FL(" rrm beacon type incapble of %d report "),
                         num_report );
            }
            pReport[num_report].incapable = 1;
            pReport[num_report].type = pRRMReq->MeasurementRequest[i].measurement_type;
            pReport[num_report].token = pRRMReq->MeasurementRequest[i].measurement_token;
            num_report++;
            break;
      }
   }

end:
   if( pReport )
   {
      limSendRadioMeasureReportActionFrame( pMac, pRRMReq->DialogToken.token, num_report,
            pReport, peer, pSessionEntry );

      vos_mem_free(pReport);
      limLog( pMac, LOG3, FL(" Free memory for pReport") );
   }
   return status;

}

// --------------------------------------------------------------------
/**
 * rrmUpdateStartTSF
 **
 * FUNCTION:  Store start TSF of measurement.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param startTSF - TSF value at the start of measurement.
 * @return None
 */
void
rrmUpdateStartTSF ( tpAniSirGlobal pMac, tANI_U32 startTSF[2] )
{
#if 0 //defined WLAN_VOWIFI_DEBUG
   limLog( pMac, LOGE, "Update Start TSF = %d %d", startTSF[0], startTSF[1] );
#endif
   pMac->rrm.rrmPEContext.startTSF[0] = startTSF[0];
   pMac->rrm.rrmPEContext.startTSF[1] = startTSF[1];
}

// --------------------------------------------------------------------
/**
 * rrmGetStartTSF
 *
 * FUNCTION:  Get the Start TSF.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param startTSF - store star TSF in this buffer.
 * @return txPower
 */
void
rrmGetStartTSF ( tpAniSirGlobal pMac, tANI_U32 *pStartTSF )
{
#if 0 //defined WLAN_VOWIFI_DEBUG
   limLog( pMac, LOGE, "Get the start TSF, TSF = %d %d ", pMac->rrm.rrmPEContext.startTSF[0], pMac->rrm.rrmPEContext.startTSF[1] );
#endif
   pStartTSF[0] = pMac->rrm.rrmPEContext.startTSF[0];
   pStartTSF[1] = pMac->rrm.rrmPEContext.startTSF[1];

}
// --------------------------------------------------------------------
/**
 * rrmGetCapabilities
 *
 * FUNCTION:
 * Returns a pointer to tpRRMCaps with all the caps enabled in RRM
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pSessionEntry
 * @return pointer to tRRMCaps
 */
tpRRMCaps rrmGetCapabilities ( tpAniSirGlobal pMac,
                               tpPESession pSessionEntry )
{
   return &pMac->rrm.rrmPEContext.rrmEnabledCaps;
}

// --------------------------------------------------------------------
/**
 * rrmUpdateConfig
 *
 * FUNCTION:
 * Update the configuration. This is called from limUpdateConfig.
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param pSessionEntry
 * @return pointer to tRRMCaps
 */
void rrmUpdateConfig ( tpAniSirGlobal pMac,
                               tpPESession pSessionEntry )
{
   tANI_U32 val;
   tpRRMCaps pRRMCaps = &pMac->rrm.rrmPEContext.rrmEnabledCaps;

   if (wlan_cfgGetInt(pMac, WNI_CFG_RRM_ENABLED, &val) != eSIR_SUCCESS)
   {
       limLog(pMac, LOGP, FL("cfg get rrm enabled failed"));
       return;
   }
   pMac->rrm.rrmPEContext.rrmEnable = (val) ? 1 : 0;

   if (wlan_cfgGetInt(pMac, WNI_CFG_RRM_OPERATING_CHAN_MAX, &val) != eSIR_SUCCESS)
   {
       limLog(pMac, LOGP, FL("cfg get rrm operating channel max measurement duration failed"));
       return;
   }
   pRRMCaps->operatingChanMax = (tANI_U8)val;

   if (wlan_cfgGetInt(pMac, WNI_CFG_RRM_NON_OPERATING_CHAN_MAX, &val) != eSIR_SUCCESS)
   {
       limLog(pMac, LOGP, FL("cfg get rrm non-operating channel max measurement duration failed"));
       return;
   }
   pRRMCaps->nonOperatingChanMax =(tANI_U8) val;

   limLog( pMac, LOG1,
          "RRM enabled = %d  OperatingChanMax = %d  NonOperatingMax = %d",
          pMac->rrm.rrmPEContext.rrmEnable,
          pRRMCaps->operatingChanMax, pRRMCaps->nonOperatingChanMax );
}
// --------------------------------------------------------------------
/**
 * rrmInitialize
 *
 * FUNCTION:
 * Initialize RRM module
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @return None
 */

tSirRetStatus
rrmInitialize(tpAniSirGlobal pMac)
{
   tpRRMCaps pRRMCaps = &pMac->rrm.rrmPEContext.rrmEnabledCaps;

   pMac->rrm.rrmPEContext.pCurrentReq = NULL;
   pMac->rrm.rrmPEContext.txMgmtPower = 0;
   pMac->rrm.rrmPEContext.DialogToken = 0;

   pMac->rrm.rrmPEContext.rrmEnable = 0;

   vos_mem_set(pRRMCaps, sizeof(tRRMCaps), 0);
   pRRMCaps->LinkMeasurement = 1;
   pRRMCaps->NeighborRpt = 1;
   pRRMCaps->BeaconPassive = 1;
   pRRMCaps->BeaconActive = 1;
   pRRMCaps->BeaconTable = 1;
   pRRMCaps->APChanReport = 1;

   //pRRMCaps->TCMCapability = 1;
   //pRRMCaps->triggeredTCM = 1;
   pRRMCaps->operatingChanMax = 3;
   pRRMCaps->nonOperatingChanMax = 3;

   return eSIR_SUCCESS;
}

// --------------------------------------------------------------------
/**
 * rrmCleanup
 *
 * FUNCTION:
 * cleanup RRM module
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param mode
 * @param rate
 * @return None
 */

tSirRetStatus
rrmCleanup(tpAniSirGlobal pMac)
{
   if( pMac->rrm.rrmPEContext.pCurrentReq )
   {
      if( pMac->rrm.rrmPEContext.pCurrentReq->request.Beacon.reqIes.pElementIds )
      {
         vos_mem_free(pMac->rrm.rrmPEContext.pCurrentReq->request.Beacon.reqIes.pElementIds);
         limLog( pMac, LOG4, FL(" Free memory for pElementIds") );
      }

      vos_mem_free(pMac->rrm.rrmPEContext.pCurrentReq);
      limLog( pMac, LOG4, FL(" Free memory for pCurrentReq") );
   }

   pMac->rrm.rrmPEContext.pCurrentReq = NULL;
   return eSIR_SUCCESS;
}

// --------------------------------------------------------------------
/**
 * rrmProcessMessage
 *
 * FUNCTION:  Processes the next received Radio Resource Management message
 *
 * LOGIC:
 *
 * ASSUMPTIONS:
 *
 * NOTE:
 *
 * @param None
 * @return None
 */

void rrmProcessMessage(tpAniSirGlobal pMac, tpSirMsgQ pMsg)
{
   switch (pMsg->type)
   {
      case eWNI_SME_NEIGHBOR_REPORT_REQ_IND:
         rrmProcessNeighborReportReq( pMac, pMsg->bodyptr );
         break;
      case eWNI_SME_BEACON_REPORT_RESP_XMIT_IND:
         rrmProcessBeaconReportXmit( pMac, pMsg->bodyptr );
         break;
   }

}

#endif