+/****************************************************************************
+ *
+ * @brief Storing the paging information in SCH database
+ *
+ * @details
+ *
+ * Function : schAddPagingIndtoList
+ *
+ * Functionality: Storing the paging information in SCH database
+ *
+ * @params[in] CmLListCp *storedPageList, CmLList *pageIndInfo
+ *
+ * @return ROK - sucess
+ * RFAILED - failure
+ *
+ *************************************************************************/
+uint8_t schAddPagingIndtoList(CmLListCp *storedPageList,void * pageIndInfo)
+{
+ CmLList *firstNodeOfList = NULLP;
+ CmLList *currentNodeInfo = NULLP;
+ SchPageInfo *tempNode = NULLP, *recvdNode = NULLP;
+
+ recvdNode = (SchPageInfo*) pageIndInfo;
+ CM_LLIST_FIRST_NODE(storedPageList,firstNodeOfList);
+
+ SCH_ALLOC(currentNodeInfo, sizeof(CmLList));
+ if(!currentNodeInfo)
+ {
+ DU_LOG("\nERROR --> SCH : schAddPagingIndtoList() : Memory allocation failed");
+ return RFAILED;
+ }
+
+ currentNodeInfo->node = (PTR)pageIndInfo;
+ while(firstNodeOfList)
+ {
+ tempNode = (SchPageInfo*)(firstNodeOfList->node);
+ if ((recvdNode->pageTxTime.slot < tempNode->pageTxTime.slot))
+ {
+ cmLListInsCrnt(storedPageList, currentNodeInfo);
+ break;
+ }
+ else if ((recvdNode->pageTxTime.slot == tempNode->pageTxTime.slot))
+ {
+ DU_LOG("\nERROR --> SCH : schAddPagingIndtoList() : Slot[%d] is already present in the list", recvdNode->pageTxTime.slot);
+ return RFAILED;
+ }
+ else
+ {
+ CM_LLIST_NEXT_NODE(storedPageList, firstNodeOfList);
+ }
+ }
+
+ if(!firstNodeOfList)
+ {
+ cmLListAdd2Tail(storedPageList, currentNodeInfo);
+ }
+ DU_LOG("\nDEBUG --> SCH : Paging information is stored successfully for PF:%d, Slot:%d",\
+ recvdNode->pageTxTime.sfn, recvdNode->pageTxTime.slot);
+ return ROK;
+}
+
+/****************************************************************************
+ *
+ * @brief Process paging indication at SCH recevied form MAC
+ *
+ * @details
+ *
+ * Function : SchProcPagingInd
+ *
+ * Functionality: Process paging indication at SCH recevied form MAC
+ *
+ * @params[in] Pst *pst, SchPageInd *pageInd
+ *
+ * @return void
+ *
+ *************************************************************************/
+uint8_t SchProcPagingInd(Pst *pst, SchPageInd *pageInd)
+{
+ uint8_t ret = RFAILED;
+ uint16_t cellIdx = 0;
+ Inst inst = pst->dstInst - SCH_INST_START;
+ SchCellCb *cellCb = NULLP;
+ SchPageInfo *pageInfo = NULLP;
+
+ if(pageInd)
+ {
+ DU_LOG("\nDEBUG --> SCH : Received paging indication from MAC for cellId[%d]",\
+ pageInd->cellId);
+
+ /* Fetch Cell CB */
+ for(cellIdx = 0; cellIdx < MAX_NUM_CELL; cellIdx++)
+ {
+ if((schCb[inst].cells[cellIdx]) && (schCb[inst].cells[cellIdx]->cellId == pageInd->cellId))
+ {
+ cellCb = schCb[inst].cells[cellIdx];
+ break;
+ }
+ }
+ if(cellCb)
+ {
+ if(pageInd->i_s > cellCb->cellCfg.dlCfgCommon.schPcchCfg.numPO)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): i_s should not be greater than number of paging occasion");
+ }
+ else
+ {
+ SCH_ALLOC(pageInfo, sizeof(SchPageInfo));
+ if(pageInfo)
+ {
+ pageInfo->pf = pageInd->pf;
+ pageInfo->i_s = pageInd->i_s;
+ pageInfo->pageTxTime.cellId = pageInd->cellId;
+ pageInfo->pageTxTime.sfn = (pageInd->pf + cellCb->pageCb.pagMonOcc[pageInd->i_s].frameOffset) % MAX_SFN;
+ pageInfo->pageTxTime.slot = cellCb->pageCb.pagMonOcc[pageInd->i_s].pagingOccSlot;
+ pageInfo->mcs = DEFAULT_MCS;
+ pageInfo->msgLen = pageInd->pduLen;
+ SCH_ALLOC(pageInfo->pagePdu, pageInfo->msgLen);
+ if(!pageInfo->pagePdu)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to allocate memory");
+ }
+ else
+ {
+ memcpy(pageInfo->pagePdu, pageInd->pagePdu, pageInfo->msgLen);
+ ret = schAddPagingIndtoList(&cellCb->pageCb.pageIndInfoRecord[pageInfo->pageTxTime.sfn], pageInfo);
+ if(ret != ROK)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to store paging record");
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to allocate memory");
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Cell ID [%d] not found", pageInd->cellId);
+ }
+ SCH_FREE(pageInd->pagePdu, pageInd->pduLen);
+ SCH_FREE(pageInd, sizeof(SchPageInd));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Received null pointer");
+ }
+ return ret;
+}
+
+\f
+/***********************************************************
+ *
+ * Func : SchFillCfmPst
+ *
+ *
+ * Desc : Fills the Confirmation Post Structure cfmPst using the reqPst
+ * and the cfm->hdr.response.
+ *
+ *
+ * Ret : Void
+ *
+ * Notes:
+ *
+ * File : rg_sch_lmm.c
+ *
+ **********************************************************/
+Void SchFillCfmPst
+(
+Pst *reqPst,
+Pst *cfmPst,
+RgMngmt *cfm
+)
+{
+ Inst inst;
+
+ inst = (reqPst->dstInst - SCH_INST_START);
+
+ cfmPst->srcEnt = ENTMAC;
+ cfmPst->srcInst = (Inst) 1;
+ cfmPst->srcProcId = schCb[inst].schInit.procId;
+ cfmPst->dstEnt = ENTMAC;
+ cfmPst->dstInst = (Inst) 0;
+ cfmPst->dstProcId = reqPst->srcProcId;
+
+ cfmPst->selector = cfm->hdr.response.selector;
+ cfmPst->region = cfm->hdr.response.mem.region;
+ cfmPst->pool = cfm->hdr.response.mem.pool;
+
+ return;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes DL CQI ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcDlCqiInd
+ *
+ * Functionality:
+ * Processes DL CQI ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcDlCqiInd(Pst *pst, SchDlCqiInd *dlCqiInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!dlCqiInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): CQI Ind is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(dlCqiInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): cell Id[%d] not found", dlCqiInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == dlCqiInd->cellId)
+ {
+ GET_UE_ID(dlCqiInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != dlCqiInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): UeCb for received crnti[%d] not found", dlCqiInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of DL CQI Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): Received cell Id[%d] from MAC is not matching with CellID[%d] in SCH Cb",\
+ dlCqiInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes UL CQI ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcUlCqiInd
+ *
+ * Functionality:
+ * Processes UL CQI ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcUlCqiInd(Pst *pst, SchUlCqiInd *ulCqiInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!ulCqiInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): CQI Ind is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(ulCqiInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): cell Id[%d] not found", ulCqiInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == ulCqiInd->cellId)
+ {
+ GET_UE_ID(ulCqiInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != ulCqiInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): UeCb for received crnti[%d] not found",ulCqiInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of UL CQI Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): Received cell Id[%d] from MAC is not matching with CellId[%d] in SCH Cb",\
+ ulCqiInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes PHR ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcPhrInd
+ *
+ * Functionality:
+ * Processes PHR ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcPhrInd(Pst *pst, SchPwrHeadroomInd *schPhrInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!schPhrInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): PHR is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(schPhrInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : schProcPhrInd(): cell Id[%d] is not found", schPhrInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == schPhrInd->cellId)
+ {
+ GET_UE_ID(schPhrInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != schPhrInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): UeCb for received crnti[%d] not found",schPhrInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of PHR Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): Mismatch between Received cell Id[%d] from MAC and CellID[%d] in SCH CB ",\
+ schPhrInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill and send statistics response to MAC
+ *
+ * @details
+ *
+ * Function : SchSendStatsRspToMac
+ *
+ * Functionality: Fill and send statistics response to MAC
+ *
+ * @params[in] Inst inst, SchMacRsp result
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchSendStatsRspToMac(SchStatsRsp *statsRsp)
+{
+ Pst rspPst;
+ uint8_t ret = ROK;
+ SchStatsRsp *schStatsRsp;
+
+ DU_LOG("\nINFO --> SCH : Filling statistics response");
+ SCH_ALLOC(schStatsRsp, sizeof(SchStatsRsp));
+ if(schStatsRsp == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : Failed to allocate memory in SchSendStatsRspToMac()");
+ return RFAILED;
+ }
+
+ memcpy(schStatsRsp, statsRsp, sizeof(SchStatsRsp));
+ memset(statsRsp, 0, sizeof(SchStatsRsp));
+
+ /* Filling response post */
+ memset(&rspPst, 0, sizeof(Pst));
+ FILL_PST_SCH_TO_MAC(rspPst, inst);
+ rspPst.event = EVENT_STATISTICS_RSP_TO_MAC;
+
+ ret = MacMessageRouter(&rspPst, (void *)schStatsRsp);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> SCH : SchSendStatsRspToMac(): Failed to send Statistics Response");
+ return ret;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Rejects all statistics group requested by MAC
+ *
+ * @details
+ *
+ * Function : SchRejectAllStats
+ *
+ * Functionality: Add all statistics group received in statistics
+ * request from MAC, to Reject-Stats-Group-List in statistics
+ * response to MAC
+ *
+ * @params[in] Statistics request from MAC
+ * Cause of rejection
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchRejectAllStats(SchStatsReq *schStatsReq, CauseOfResult cause)
+{
+ uint8_t grpIdx = 0;
+ SchStatsRsp schStatsRsp;
+
+ memset(&schStatsRsp, 0, sizeof(SchStatsRsp));
+
+ /* Copying all stats group from stats request to stats response */
+ schStatsRsp.subscriptionId = schStatsReq->subscriptionId;
+ for(grpIdx = 0; grpIdx < schStatsReq->numStatsGroup; grpIdx++)
+ {
+ schStatsRsp.statsGrpRejectedList[grpIdx].groupId = schStatsReq->statsGrpList[grpIdx].groupId;
+ schStatsRsp.statsGrpRejectedList[grpIdx].cause = cause;
+ }
+ schStatsRsp.numGrpRejected = schStatsReq->numStatsGroup;
+
+ return SchSendStatsRspToMac(&schStatsRsp);
+}
+
+/*******************************************************************
+ *
+ * @brief Add active KPI pointers to KPI-Active-List
+ *
+ * @details
+ *
+ * Function : schAddToKpiActiveList
+ *
+ * Functionality: For each active statistics group for which timer
+ * is running, add its KPI pointer to KPI-Active-List.
+ * Use case :
+ * When it is needed to update a KPI parameters, we need not
+ * traverse all statistics group and all KPIs within a group
+ * to get the specific KPI pointer to be updated.
+ * Instead, we can traverse through KPI-Active-List and update
+ * all entries in this list.
+ *
+ * @params[in] Statistics request from MAC
+ * Cause of rejection
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t schAddToKpiActiveList(Inst inst, SchStatsGrp *grpInfo)
+{
+ CmLList *node = NULLP;
+
+ /* If DL Total PRB Usage configured for this stats group, add to list */
+ if(grpInfo->kpiStats.dlTotalPrbUsage)
+ {
+ SCH_ALLOC(node, sizeof(CmLList));
+ if(node)
+ {
+ node->node = (PTR)grpInfo->kpiStats.dlTotalPrbUsage;
+ cmLListAdd2Tail(&schCb[inst].statistics.activeKpiList.dlTotPrbUseList, node);
+ }
+ }
+
+ /* If UL Total PRB Usage configured for this stats group, add to list */
+ node = NULLP;
+ if(grpInfo->kpiStats.ulTotalPrbUsage)
+ {
+ SCH_ALLOC(node, sizeof(CmLList));
+ if(node)
+ {
+ node->node = (PTR)grpInfo->kpiStats.ulTotalPrbUsage;
+ cmLListAdd2Tail(&schCb[inst].statistics.activeKpiList.ulTotPrbUseList, node);
+ }
+ }
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes Statistics Request from MAC
+ *
+ * @details
+ *
+ * Function : SchProcStatsReq
+ *
+ * Functionality:
+ *
+ * This function process the statistics request from MAC:
+ * [Step 1] Basic validation. If fails, all stats group in stats request are
+ * rejected.
+ * [Step 2] If basic validations passed, traverse all stats group and
+ * validate each measurement types in each group.
+ * [Step 3] If any measurement type validation fails in a group, that group
+ * is not configured and it is added to stats-group-rejected-list in
+ * sch-stats-response message.
+ * [Step 4] If a group passes all validation, it is added to SCH database.
+ * A timer is started for this group. And the group is added to
+ * stats-group-accepted-list in sch-stats-response message.
+ * [Step 5] sch-stats-response is sent to du app with stats-group-rejected-list
+ * and stats-group-accepted-list.
+ *
+ * @params[in] Post structure
+ * Statistics Request from MAC
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcStatsReq(Pst *pst, SchStatsReq *statsReq)
+{
+ uint8_t grpIdx = 0, reqGrpIdx = 0, reqMeasIdx = 0;
+ Inst inst = pst->dstInst - SCH_INST_START;
+ bool measTypeInvalid;
+ CauseOfResult cause;
+ SchStatsInfo *statsInfo = NULLP;
+ SchStatsGrpInfo *grpInfo = NULLP;
+ SchStatsGrp *grpInfoDb = NULLP;
+ SchStatsRsp schStatsRsp;
+
+ DU_LOG("\nINFO --> SCH : Received Statistics Request from MAC");
+
+ if(statsReq == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcStatsReq(): Received Null pointer");
+ return RFAILED;
+ }
+
+ /* [Step 1] Basic validation. If fails, all stats group in stats request are rejected */
+
+ /* If maximum number of statistics already configured */
+ if(schCb[inst].statistics.numOfStatsCfgd >= MAX_NUM_STATS_CFG)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcStatsReq: Maximum number of statistics configured. \
+ Cannot process new request.");
+ SchRejectAllStats(statsReq, RESOURCE_UNAVAILABLE);
+ SCH_FREE(statsReq, sizeof(SchStatsReq));
+ return RFAILED;
+ }
+
+ memset(&schStatsRsp, 0, sizeof(SchStatsRsp));
+
+ /* [Step 2] Traverse all stats group and validate each measurement types in each group */
+ statsInfo = &schCb[inst].statistics.statsInfoList[schCb[inst].statistics.numOfStatsCfgd];
+ statsInfo->numStatsGroup = 0;
+ for(reqGrpIdx=0; reqGrpIdx<statsReq->numStatsGroup && grpIdx<MAX_NUM_STATS; reqGrpIdx++)
+ {
+ measTypeInvalid = false;
+ grpInfo = &statsReq->statsGrpList[reqGrpIdx];
+ grpInfoDb = &statsInfo->statsGrpList[grpIdx];
+ for(reqMeasIdx = 0; reqMeasIdx < grpInfo->numStats; reqMeasIdx++)
+ {
+ switch(grpInfo->statsList[reqMeasIdx])
+ {
+ case SCH_DL_TOTAL_PRB_USAGE:
+ {
+ /* Allocate memory */
+ SCH_ALLOC(grpInfoDb->kpiStats.dlTotalPrbUsage, sizeof(TotalPrbUsage));
+ if(!grpInfoDb->kpiStats.dlTotalPrbUsage)
+ {
+ DU_LOG("\nERROR --> SCH : Memory allocation failed for dlTotalPrbUsage in \
+ SchProcStatsReq()");
+ measTypeInvalid = true;
+ cause = RESOURCE_UNAVAILABLE;
+ }
+ break;
+ }
+
+ case SCH_UL_TOTAL_PRB_USAGE:
+ {
+ /* Allocate memory */
+ SCH_ALLOC(grpInfoDb->kpiStats.ulTotalPrbUsage, sizeof(TotalPrbUsage));
+ if(!grpInfoDb->kpiStats.ulTotalPrbUsage)
+ {
+ DU_LOG("\nERROR --> SCH : Memory allocation failed for dlTotalPrbUsage in \
+ SchProcStatsReq()");
+ measTypeInvalid = true;
+ cause = RESOURCE_UNAVAILABLE;
+ }
+ break;
+ }
+
+ default:
+ {
+ DU_LOG("\nERROR --> SCH : SchProcStatsReq: Invalid measurement type [%d]", \
+ grpInfo->statsList[reqMeasIdx]);
+ measTypeInvalid = true;
+ cause = PARAM_INVALID;
+ break;
+ }
+ }
+
+ /* [Step 3 a] If any measurement type validation fails in a group, that group
+ * is not configured */
+ if(measTypeInvalid)
+ {
+ SCH_FREE(grpInfoDb->kpiStats.dlTotalPrbUsage, sizeof(TotalPrbUsage));
+ SCH_FREE(grpInfoDb->kpiStats.ulTotalPrbUsage, sizeof(TotalPrbUsage));
+ memset(grpInfoDb, 0, sizeof(SchStatsGrp));
+ break;
+ }
+ }
+
+ /* [Step 4] If a group passes all validation, it is added to SCH database.
+ * A timer is started for this group. And the group is added to
+ * stats-group-accepted-list in sch-stats-response message. */
+ if(!measTypeInvalid)
+ {
+ /* Add this group's configured KPIs to list of Active KPIs */
+ if(schAddToKpiActiveList(inst, grpInfoDb) == ROK)
+ {
+ grpInfoDb->schInst = inst;
+ grpInfoDb->subscriptionId = statsReq->subscriptionId;
+ grpInfoDb->groupId = grpInfo->groupId;
+ grpInfoDb->periodicity = grpInfo->periodicity;
+
+
+ /* Start timer */
+ cmInitTimers(&(grpInfoDb->periodTimer), 1);
+ schStartTmr(&schCb[inst], (PTR)(grpInfoDb), EVENT_STATISTICS_TMR, grpInfoDb->periodicity);
+
+ schStatsRsp.statsGrpAcceptedList[schStatsRsp.numGrpAccepted] = grpInfo->groupId;
+ schStatsRsp.numGrpAccepted++;
+ grpIdx++;
+ }
+ else
+ {
+ memset(grpInfoDb, 0, sizeof(SchStatsGrp));
+ }
+ }
+ else
+ {
+ /* [Step 3 b] The rejected group is added to stats-group-rejected-list in
+ * sch-stats-response message */
+ memset(grpInfoDb, 0, sizeof(SchStatsGrp));
+ schStatsRsp.statsGrpRejectedList[schStatsRsp.numGrpRejected].groupId = grpInfo->groupId;
+ schStatsRsp.statsGrpRejectedList[schStatsRsp.numGrpRejected].cause = cause;
+ schStatsRsp.numGrpRejected++;
+ }
+ }
+ statsInfo->numStatsGroup = grpIdx;
+ if(statsInfo->numStatsGroup)
+ {
+ schCb[inst].statistics.numOfStatsCfgd++;
+ }
+ else
+ {
+ memset(statsInfo, 0, sizeof(SchStatsInfo));
+ }
+ schStatsRsp.subscriptionId = statsReq->subscriptionId;
+
+ SCH_FREE(statsReq, sizeof(SchStatsReq));
+
+ /* [Step 5] sch-stats-response is sent to du app with stats-group-rejected-list
+ * and stats-group-accepted-list. */
+ SchSendStatsRspToMac(&schStatsRsp);
+
+ return ROK;
+} /* End of SchProcStatsReq */
+
+/*******************************************************************
+ *
+ * @brief Fill and send statistics indication to MAC
+ *
+ * @details
+ *
+ * Function : SchSendStatsIndToMac
+ *
+ * Functionality: Fill and send statistics indication to MAC
+ *
+ * @params[in] SCH Instance
+ * Measurement Type
+ * Measurement Value
+ * Size of value parameter
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchSendStatsIndToMac(Inst inst, SchStatsInd *statsInd)
+{
+ Pst pst;
+ uint8_t ret = ROK;
+
+#ifdef DEBUG_PRINT
+ DU_LOG("\nDEBUG --> SCH : Filling statistics indication");
+#endif
+
+ /* Filling post structure */
+ memset(&pst, 0, sizeof(Pst));
+ FILL_PST_SCH_TO_MAC(pst, inst);
+ pst.event = EVENT_STATISTICS_IND_TO_MAC;
+
+ ret = MacMessageRouter(&pst, (void *)statsInd);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> SCH : SchSendStatsIndToMac(): Failed to send Statistics Indication");
+ }
+ return ret;
+}
+
+/**
+ * @brief Handler to process Timer expiry of DL Total PRB Usage calculation
+ *
+ * @param[in] cb Control block depending on the type of the timer event.
+ * @param[in] tmrEvnt Timer event to be started
+ *
+ * @return Bool indicating whether the timer is running or not
+ * -# ROK
+ * -# RFAILED
+*/
+double calcDlTotalPrbUsage(TotalPrbUsage *dlTotalPrbUsage)
+{
+ double percentageOfTotalPrbUsed = 0;
+
+ if(dlTotalPrbUsage->totalPrbAvailForTx)
+ percentageOfTotalPrbUsed = ((100.0 * dlTotalPrbUsage->numPrbUsedForTx) / dlTotalPrbUsage->totalPrbAvailForTx);
+
+ memset(dlTotalPrbUsage, 0, sizeof(TotalPrbUsage));
+
+ return percentageOfTotalPrbUsed;
+}
+
+/**
+ * @brief Handler to check if the timer is running
+ *
+ * @param[in] cb Control block depending on the type of the timer event.
+ * @param[in] tmrEvnt Timer event to be started
+ *
+ * @return Bool indicating whether the timer is running or not
+ * -# ROK
+ * -# RFAILED
+*/
+uint8_t calcUlTotalPrbUsage(TotalPrbUsage *ulTotalPrbUsage)
+{
+ double percentageOfTotalPrbUsed = 0;
+
+ if(ulTotalPrbUsage->totalPrbAvailForTx)
+ percentageOfTotalPrbUsed = ((100.0 * ulTotalPrbUsage->numPrbUsedForTx) / ulTotalPrbUsage->totalPrbAvailForTx);
+
+ memset(ulTotalPrbUsage, 0, sizeof(TotalPrbUsage));
+
+ return percentageOfTotalPrbUsed;
+}
+
+/**
+ * @brief Calculates statistics in a group and sends
+ * statistics indication for this group
+ *
+ * @param[in] Statistics group info
+ *
+ * @return
+ * -# ROK
+ * -# RFAILED
+*/
+uint8_t schCalcAndSendGrpStats(SchStatsGrp *grpInfo)
+{
+ uint8_t measStatsIdx = 0;
+ SchStatsInd statsInd;
+
+ memset(&statsInd, 0, sizeof(SchStatsInd));
+ statsInd.subscriptionId = grpInfo->subscriptionId;
+ statsInd.groupId = grpInfo->groupId;
+
+ if(grpInfo->kpiStats.dlTotalPrbUsage)
+ {
+ statsInd.measuredStatsList[measStatsIdx].type = SCH_DL_TOTAL_PRB_USAGE;
+ statsInd.measuredStatsList[measStatsIdx].value = calcDlTotalPrbUsage(grpInfo->kpiStats.dlTotalPrbUsage);
+ measStatsIdx++;
+ }
+
+ if(grpInfo->kpiStats.ulTotalPrbUsage)
+ {
+ statsInd.measuredStatsList[measStatsIdx].type = SCH_UL_TOTAL_PRB_USAGE;
+ statsInd.measuredStatsList[measStatsIdx].value = calcUlTotalPrbUsage(grpInfo->kpiStats.ulTotalPrbUsage);
+ measStatsIdx++;
+ }
+
+ statsInd.numStats = measStatsIdx;
+
+ return SchSendStatsIndToMac(grpInfo->schInst, &statsInd);
+}
+