+/*******************************************************************
+ *
+ * @brief Fill and Send Cell Delete response from MAC to DU APP
+ *
+ * @details
+ *
+ * Function : MacSendCellDeleteRsp
+ *
+ * Functionality: Fill and Send Cell Delete response from MAC to DUAPP
+ *
+ * @params[in] MAC Cell delete result
+ * SCH Cell delete response
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacSendCellDeleteRsp(CellDeleteStatus result, uint8_t cellId)
+{
+ MacCellDeleteRsp *deleteRsp=NULLP;
+ Pst rspPst;
+
+ MAC_ALLOC_SHRABL_BUF(deleteRsp, sizeof(MacCellDeleteRsp));
+ if(!deleteRsp)
+ {
+ DU_LOG("\nERROR --> MAC : MacSendCellDeleteRsp(): Memory allocation for Cell delete response failed");
+ return RFAILED;
+ }
+
+ /* Filling CELL delete response */
+ deleteRsp->cellId = cellId;
+ deleteRsp->result = result;
+
+ /* Fill Post structure and send CELL delete response*/
+ memset(&rspPst, 0, sizeof(Pst));
+ FILL_PST_MAC_TO_DUAPP(rspPst, EVENT_MAC_CELL_DELETE_RSP);
+ return (*macDuCellDeleteRspOpts[rspPst.selector])(&rspPst, deleteRsp);
+}
+
+/*******************************************************************
+ *
+ * @brief delete MAC CellCb information
+ *
+ * @details
+ *
+ * Function : deleteMacCellCb
+ *
+ * Functionality:
+ * delete MAC CellCb information
+ *
+ * @params[in] MacCellCb * cellCb
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void deleteMacCellCb(MacCellCb * cellCb)
+{
+ uint8_t idx;
+ for(idx=0; idx<MAX_SLOTS; idx++)
+ {
+ MAC_FREE(cellCb->dlSlot[idx].dlInfo.rarAlloc, sizeof(RarAlloc));
+ if(cellCb->dlSlot[idx].dlInfo.ulGrant)
+ {
+ MAC_FREE(cellCb->dlSlot[idx].dlInfo.ulGrant->dciInfo.pdschCfg, sizeof(PdschCfg));
+ MAC_FREE(cellCb->dlSlot[idx].dlInfo.ulGrant, sizeof(DciInfo));
+ }
+ if(cellCb->dlSlot[idx].dlInfo.dlMsgAlloc)
+ {
+ MAC_FREE(cellCb->dlSlot[idx].dlInfo.dlMsgAlloc->dlMsgInfo.dlMsgPdu,\
+ cellCb->dlSlot[idx].dlInfo.dlMsgAlloc->dlMsgInfo.dlMsgPduLen);
+ MAC_FREE(cellCb->dlSlot[idx].dlInfo.dlMsgAlloc, sizeof(DlMsgAlloc));
+ }
+ }
+
+ memset(cellCb, 0, sizeof(MacCellCb));
+}
+
+/*******************************************************************
+ *
+ * @brief Processes CELL delete response from scheduler
+ *
+ * @details
+ *
+ * Function : MacProcSchCellDeleteRsp
+ *
+ * Functionality:
+ * Processes CELL delete from scheduler
+ *
+ * @params[in] Pst : Post structure
+ * schCellDelRsp : Scheduler CELL delete respons
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * * ****************************************************************/
+uint8_t MacProcSchCellDeleteRsp(Pst *pst, SchCellDeleteRsp *schCellDelRsp)
+{
+ uint8_t ret = ROK;
+ uint16_t cellIdx=0;
+ CellDeleteStatus status;
+
+ if(schCellDelRsp)
+ {
+ if(schCellDelRsp->rsp == RSP_OK)
+ {
+ DU_LOG("\nINFO --> MAC : SCH CELL Delete response for cellId[%d] is successful ", \
+ schCellDelRsp->cellId);
+ GET_CELL_IDX(schCellDelRsp->cellId, cellIdx);
+ if(macCb.macCell[cellIdx])
+ {
+ if(macCb.macCell[cellIdx]->cellId == schCellDelRsp->cellId)
+ {
+ deleteMacCellCb(macCb.macCell[cellIdx]);
+ status = SUCCESSFUL_RSP;
+ MAC_FREE(macCb.macCell[cellIdx], sizeof(MacCellCb));
+ }
+ else
+ {
+ DU_LOG("ERROR --> MAC : MacProcSchCellDeleteRsp(): CellId[%d] does not exists", schCellDelRsp->cellId);
+ status = CELL_ID_INVALID;
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("ERROR --> MAC : MacProcSchCellDeleteRsp(): CellId[%d] does not exists", schCellDelRsp->cellId);
+ status = CELL_ID_INVALID;
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("ERROR --> MAC : MacProcSchCellDeleteRsp(): CellId[%d] does not exists", schCellDelRsp->cellId);
+ status = CELL_ID_INVALID;
+ ret = RFAILED;
+ }
+ if(MacSendCellDeleteRsp(status, schCellDelRsp->cellId) != ROK)
+ {
+ DU_LOG("\nERROR --> MAC: MacProcSchCellDeleteRsp(): Failed to send CELL delete response");
+ ret = RFAILED;
+ }
+
+ }
+ else
+ {
+ DU_LOG("\nERROR --> MAC: MacProcSchCellDeleteRsp(): schCellDelRsp is NULL");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Sends Cell delete req to Scheduler
+ *
+ * @details
+ *
+ * Function : sendCellDelReqToSch
+ *
+ * Functionality: sends Cell delete req to Scheduler
+ *
+ * @params[in] SchCellDelete *schCellDel
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t sendCellDelReqToSch(SchCellDelete *schCellDel)
+{
+ Pst schPst;
+ FILL_PST_MAC_TO_SCH(schPst, EVENT_CELL_DELETE_REQ_TO_SCH);
+ return(*macSchCellDeleteReqOpts[schPst.selector])(&schPst, schCellDel);
+}
+
+/*******************************************************************
+ *
+ * @brief Handles CELL Delete requst from DU APP
+ *
+ * @details
+ *
+ * Function : MacProcCellDeleteReq
+ *
+ * Functionality: Handles CELL Delete requst from DU APP
+ *
+ * @params[in] Pst *pst, MacCellDelete *cellDelete
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *
+ * ****************************************************************/
+uint8_t MacProcCellDeleteReq(Pst *pst, MacCellDelete *cellDelete)
+{
+ uint8_t ret = ROK, cellIdx=0;
+ SchCellDelete schCellDelete;
+
+ DU_LOG("\nINFO --> MAC : Cell Delete Request received for cellId[%d]", cellDelete->cellId);
+
+ if(cellDelete)
+ {
+ GET_CELL_IDX(cellDelete->cellId, cellIdx);
+ if(macCb.macCell[cellIdx])
+ {
+ if(macCb.macCell[cellIdx]->cellId == cellDelete->cellId)
+ {
+ memset(&schCellDelete, 0, sizeof(SchCellDelete));
+ schCellDelete.cellId = cellDelete->cellId;
+ ret = sendCellDelReqToSch(&schCellDelete);
+ if(ret != ROK)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): Failed to send UE Delete Request to SCH");
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): Failed to find the MacUeCb of CellId = %d",\
+ cellDelete->cellId);
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): Failed to find the MacUeCb of CellId = %d",\
+ cellDelete->cellId);
+ ret = RFAILED;
+ }
+
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): Sending failure response to DU");
+ if(MacSendCellDeleteRsp(CELL_ID_INVALID, cellDelete->cellId) != ROK)
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): failed to send cell delete rsp for cellID[%d]",\
+ cellDelete->cellId);
+ }
+
+ }
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, cellDelete, sizeof(MacCellDelete));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> MAC : MacProcCellDeleteReq(): Received MacCellDelete is NULL");
+ ret = RFAILED;
+ }
+ return ret;
+}