+
+/*******************************************************************
+ *
+ * @brief Send Statistics request to MAC
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsReqToMac()
+ *
+ * Functionality: Send Statistics Request To Mac
+ *
+ * @params[in]
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsReqToMac(RicSubscription *ricSubscriptionInfo)
+{
+ Pst pst;
+ MacStatsReq *macStatsReq = NULLP;
+
+ /* Fill MAC statistics request */
+ DU_ALLOC_SHRABL_BUF(macStatsReq, sizeof(MacStatsReq));
+ if(macStatsReq == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : Memory allocation failed for macStatsReq in BuildAndSendStatsReqToMac");
+ return RFAILED;
+ }
+
+ /* Fill E2 Subscription Info in MAC Statistics Request and send to MAC */
+ if(fillRicSubsInMacStatsReq(macStatsReq, ricSubscriptionInfo) == ROK)
+ {
+ DU_LOG("\nDEBUG --> DU_APP: Sending Statistics Request to MAC ");
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_STATISTICS_REQ);
+
+ if( (*packMacStatsReqOpts[pst.selector])(&pst, macStatsReq) == ROK)
+ return ROK;
+
+ DU_LOG("\nERROR --> DU_APP: Failed to send Statistics Request to MAC");
+ }
+
+ DU_LOG("\nERROR --> DU_APP: No Statistics group found valid. Hence statistics request is not sent to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macStatsReq, sizeof(MacStatsReq));
+ return RFAILED;
+}
+
+/*******************************************************************
+ *
+ * @brief Send Statistics request to DU layers
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsReq()
+ *
+ * Functionality: Check if there is an update in statistics
+ * reporting configuration. If so, send the update to
+ * respective layer.
+ *
+ * @params[in] Subscription Info
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsReq(RicSubscription *ricSubscriptionInfo)
+{
+ /* Build and sent subscription information to MAC in Statistics Request */
+ if(BuildAndSendStatsReqToMac(ricSubscriptionInfo) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed at BuildAndSendStatsReqToMac()");
+ return RFAILED;
+ }
+
+/* TODO : When KPI collection from RLC will be supported, this function will be
+ * called to configure KPIs to be colled */
+#if 0
+ if(BuildAndSendStatsReqToRlc() != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed at BuildAndSendStatsReqToRlc()");
+ return RFAILED;
+ }
+#endif
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Process statistics response from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacStatsRsp
+ *
+ * Functionality: Processes statistics configuration response
+ * from MAC. If configuration is succsessful, DUAPP starts
+ * reporting period timer for this subscription request
+ * from RIC
+ *
+ * @params[in]
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t DuProcMacStatsRsp(Pst *pst, MacStatsRsp *statsRsp)
+{
+ uint8_t ret = RFAILED;
+ DU_LOG("\nINFO --> DU_APP : DuProcMacStatsRsp: Received Statistics Response from MAC");
+
+ if(statsRsp)
+ {
+#ifdef DEBUG_PRINT
+ uint8_t idx = 0;
+ DU_LOG("\n Subscription Id [%ld]", statsRsp->subscriptionId);
+
+ DU_LOG("\n Number of Accepted Groups [%d]", statsRsp->numGrpAccepted);
+ for(idx=0; idx<statsRsp->numGrpAccepted; idx++)
+ {
+ DU_LOG("\n Group Id [%d]", statsRsp->statsGrpAcceptedList[idx]);
+ }
+
+ DU_LOG("\n Number of Rejected Groups [%d]", statsRsp->numGrpRejected);
+ for(idx=0; idx<statsRsp->numGrpRejected; idx++)
+ {
+ DU_LOG("\n Group Id [%d]", statsRsp->statsGrpRejectedList[idx].groupId);
+ }
+#endif
+
+ /* Check the list of accepted and rejected statistics group and send
+ * Ric subscription response/failure accordingly */
+ if((ret = e2ProcStatsRsp(statsRsp)) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : DuProcMacStatsRsp: Failed in %s at line %d", __func__, __LINE__);
+ }
+
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, statsRsp, sizeof(MacStatsRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP : DuProcMacStatsRsp: Received NULL Pointer");
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Process statistics indication from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacStatsInd
+ *
+ * Functionality: Processes statistics indication from MAC.
+ *
+ * @params[in]
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t DuProcMacStatsInd(Pst *pst, MacStatsInd *statsInd)
+{
+ uint8_t ret = RFAILED;
+
+ if(statsInd)
+ {
+#ifdef DEBUG_PRINT
+ DU_LOG("\nDEBUG --> DU_APP : DuProcMacStatsInd: Received Statistics Indication");
+ DU_LOG("\n Subscription Id [%ld]", statsInd->subscriptionId);
+ DU_LOG("\n Group Id [%d]", statsInd->groupId);
+ for(int idx = 0; idx < statsInd->numStats; idx++)
+ {
+ DU_LOG("\n Meas type [%d] Meas Value [%lf]", statsInd->measuredStatsList[idx].type,\
+ statsInd->measuredStatsList[idx].value);
+ }
+#endif
+
+ /* Extract statistics from statistics indication message and store in E2 DB */
+ if((ret = e2ProcStatsInd(statsInd)) != ROK)
+ {
+ DU_LOG("\nINFO --> DU_APP : Failed in %s at line %d", __func__, __LINE__);
+ }
+
+ /* Free statistics indication */
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, statsInd, sizeof(MacStatsInd));
+ }
+ else
+ {
+ DU_LOG("\nINFO --> DU_APP : DuProcMacStatsInd: Received NULL Pointer");
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Process statistics delete response from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacStatsDeleteRsp
+ *
+ * Functionality: Processes statistics delete response
+ * from MAC.
+
+ * @params[in]
+ * Pst Information
+ * Mac stats delete rsp
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t DuProcMacStatsDeleteRsp(Pst *pst, MacStatsDeleteRsp *statsDeleteRsp)
+{
+ uint8_t ret = RFAILED;
+ DU_LOG("\nINFO --> DU_APP : DuProcMacStatsDeleteRsp: Received Statistics Response from MAC");
+
+ if(statsDeleteRsp)
+ {
+ /* numStatsGroup == 0, received a response for complete ric
+ * subscription deletion else, received a response
+ * for RIC_SUBS_MOD_REQ's actionToBeDeleted*/
+ if(statsDeleteRsp->numStatsGroupDeleted ==0)
+ {
+ if((ret = e2ProcStatsDeleteRsp(statsDeleteRsp)) != ROK)
+ {
+ DU_LOG("\nINFO --> DU_APP : Failed in %s at line %d", __func__, __LINE__);
+ }
+ }
+ else
+ {
+ if((ret = e2ProcActionDeleteRsp(statsDeleteRsp)) != ROK)
+ {
+ DU_LOG("\nINFO --> DU_APP : Failed in %s at line %d", __func__, __LINE__);
+ }
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, statsDeleteRsp, sizeof(MacStatsDeleteRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP : DuProcMacStatsDeleteRsp: Received NULL Pointer");
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Send Statistics delete req to MAC
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsDeleteReqToMac()
+ *
+ * Functionality: Send Statistics delete req To Mac
+ *
+ * @params[in]
+ * Subscription Info
+ * delete All Stats
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsDeleteReqToMac(RicSubscription *ricSubscriptionInfo, bool deleteAllStats)
+{
+ Pst pst;
+ uint8_t actionIdx=0;
+ CmLList *actionNode=NULLP;
+ ActionInfo *actionDb = NULLP;
+ E2FailureCause failureCause;
+ MacStatsDeleteReq *macStatsDelete = NULLP;
+
+ /* Fill MAC statistics delete */
+ DU_ALLOC_SHRABL_BUF(macStatsDelete, sizeof(MacStatsDeleteReq));
+ if(macStatsDelete == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : Memory allocation failed for macStatsDelete in BuildAndSendStatsDeleteReqToMac");
+ failureCause.causeType = E2_MISCELLANEOUS;
+ failureCause.cause = E2_MISCELLANEOUS_CAUSE_UNSPECIFIED;
+
+ if(BuildAndSendRicSubscriptionDeleteFailure(ricSubscriptionInfo->ranFuncId, ricSubscriptionInfo->requestId, failureCause) != ROK)
+ {
+ DU_LOG("\nERROR --> E2AP : e2ProcStatsDeleteRsp: failed to build and send ric subs delete failure");
+ return RFAILED;
+ }
+ return RFAILED;
+ }
+
+ memset(macStatsDelete, 0, sizeof(MacStatsDeleteReq));
+ /* Generate subscription ID using RIC Request ID and RAN Function ID */
+ encodeSubscriptionId(&macStatsDelete->subscriptionId, ricSubscriptionInfo->ranFuncId, ricSubscriptionInfo->requestId);
+
+ /* If deleteAllStats is true, then we don't need to fill in the
+ * statsGrpIdToBeDelList with action details; otherwise, we must fill in the
+ * statsGrpIdToBeDelList with action-related data that is set to CONFIG_DEL.*/
+ if(!deleteAllStats)
+ {
+ actionIdx=0;
+ CM_LLIST_FIRST_NODE(&ricSubscriptionInfo->actionSequence, actionNode);
+ while(actionNode)
+ {
+ actionDb = (ActionInfo*)(actionNode->node);
+ if(actionDb->action == CONFIG_DEL)
+ {
+ macStatsDelete->statsGrpIdToBeDelList[actionIdx] = actionDb->actionId;
+ actionIdx++;
+ }
+ actionNode= actionNode->next;
+ }
+ macStatsDelete->numStatsGroupToBeDeleted=actionIdx;
+ }
+
+ DU_LOG("\nDEBUG --> DU_APP: Sending Statistics delete req to MAC ");
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_STATS_DELETE_REQ);
+
+ if( (*packMacStatsDeleteReqOpts[pst.selector])(&pst, macStatsDelete) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP: Failed to send Statistics delete req to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macStatsDelete, sizeof(MacStatsDeleteReq));
+ return RFAILED;
+ }
+
+ return ROK;
+}
+
+
+/*******************************************************************
+ *
+ * @brief Statistics delete to DU layers
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsDeleteReq()
+ *
+ * Functionality: Statistics delete to DU layers
+ *
+ * @params[in]
+ * Subscription Info
+ * delete All Stats
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsDeleteReq(RicSubscription *ricSubscriptionInfo, bool deleteAllStats)
+{
+ /* Build and sent subscription information to MAC in Statistics delete */
+ if(BuildAndSendStatsDeleteReqToMac(ricSubscriptionInfo, deleteAllStats) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed at BuildAndSendStatsDeleteReqToMac()");
+ return RFAILED;
+ }
+ return ROK;
+}
+
+ /*******************************************************************
+ *
+ * @brief Send Statistics Modification request to MAC
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsModificationReqToMac()
+ *
+ * Functionality: Send Statistics Modification Request To Mac
+ *
+ * @params[in] Ric subscription info
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsModificationReqToMac(RicSubscription *ricSubscriptionInfo)
+{
+ Pst pst;
+ MacStatsModificationReq *macStatsModificationReq = NULLP;
+
+ /* Fill MAC statistics modification request */
+ DU_ALLOC_SHRABL_BUF(macStatsModificationReq, sizeof(MacStatsModificationReq));
+ if(macStatsModificationReq == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : Memory allocation failed for macStatsModificationReq in BuildAndSendStatsModificationReqToMac");
+ return RFAILED;
+ }
+
+ /* Fill E2 Subscription Info in MAC Statistics Modification Request and send to MAC */
+ if(fillRicSubsInMacStatsModificationReq(macStatsModificationReq, ricSubscriptionInfo) == ROK)
+ {
+ DU_LOG("\nDEBUG --> DU_APP: Sending Statistics Modification Request to MAC ");
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_STATISTICS_MODIFY_REQ);
+
+ if( (*packMacStatsModificationReqOpts[pst.selector])(&pst, macStatsModificationReq) == ROK)
+ return ROK;
+
+ DU_LOG("\nERROR --> DU_APP: Failed to send Statistics Modification Request to MAC");
+ }
+
+ DU_LOG("\nERROR --> DU_APP: No Statistics group found valid. Hence statistics Modification request is not sent to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macStatsModificationReq, sizeof(MacStatsModificationReq));
+ return RFAILED;
+}
+
+/*******************************************************************
+ *
+ * @brief Send Statistics Modification request to DU layers
+ *
+ * @details
+ *
+ * Function : BuildAndSendStatsModificationReq()
+ *
+ * Functionality: Check if there is an update in statistics
+ * reporting configuration. If so, send the update Modification to
+ * respective layer.
+ *
+ * @params[in] Subscription Info
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendStatsModificationReq(RicSubscription *ricSubscriptionInfo)
+{
+ /* Build and sent subscription information to MAC in Statistics Modification Request */
+ if(BuildAndSendStatsModificationReqToMac(ricSubscriptionInfo) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed at BuildAndSendStatsModificationReqToMac()");
+ return RFAILED;
+ }
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Process statistics modification response from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacStatsModificationRsp
+ *
+ * Functionality: Processes statistics modification configuration
+ * response from MAC. If configuration is succsessful, DUAPP starts
+ * reporting period timer for this subscription request
+ * from RIC
+ *
+ * @params[in]
+ * PST structure
+ * MAC stats modification rsp
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t DuProcMacStatsModificationRsp(Pst *pst, MacStatsModificationRsp *statsModificationRsp)
+{
+ uint8_t ret = RFAILED;
+ DU_LOG("\nINFO --> DU_APP : DuProcMacStatsModificationRsp: Received Statistics Modification Response from MAC");
+
+ if(statsModificationRsp)
+ {
+#ifdef DEBUG_PRINT
+ uint8_t idx = 0;
+ DU_LOG("\n Subscription Id [%ld]", statsModificationRsp->subscriptionId);
+
+ DU_LOG("\n Number of Accepted Groups [%d]", statsModificationRsp->numGrpAccepted);
+ for(idx=0; idx<statsModificationRsp->numGrpAccepted; idx++)
+ {
+ DU_LOG("\n Group Id [%d]", statsModificationRsp->statsGrpAcceptedList[idx]);
+ }
+
+ DU_LOG("\n Number of Rejected Groups [%d]", statsModificationRsp->numGrpRejected);
+ for(idx=0; idx<statsModificationRsp->numGrpRejected; idx++)
+ {
+ DU_LOG("\n Group Id [%d]", statsModificationRsp->statsGrpRejectedList[idx].groupId);
+ }
+#endif
+ if((ret = e2ProcStatsModificationRsp(statsModificationRsp)) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : DuProcMacStatsModificationRsp: Failed in %s at line %d", __func__, __LINE__);
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, statsModificationRsp, sizeof(MacStatsModificationRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP : DuProcMacStatsModificationRsp: Received NULL Pointer");
+ }
+ return ret;
+}
+