+/*******************************************************************
+ *
+ * @brief Builds and sends cell stop request to MAC
+ *
+ * @details
+ *
+ * Function : duBuildAndSendMacCellStopReq
+ *
+ * Functionality:
+ * Builds and sends cell stop request to MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint16_t duBuildAndSendMacCellStopReq()
+{
+ Pst pst;
+ MacCellStopInfo *cellStopInfo = NULL;
+
+ DU_LOG("\nDU APP : Building and Sending cell stop request to MAC");
+
+ /* Send Cell Stop Request to MAC */
+ DU_ALLOC_SHRABL_BUF(cellStopInfo, sizeof(MacCellStopInfo));
+ if(!cellStopInfo)
+ {
+ DU_LOG("\nDU APP : Memory alloc failed while building cell stop request");
+ return RFAILED;
+ }
+ cellStopInfo->cellId = duCb.actvCellLst[0]->cellId;
+
+ /* Fill Pst */
+ pst.selector = ODU_SELECTOR_LWLC;
+ pst.srcEnt = ENTDUAPP;
+ pst.dstEnt = ENTRG;
+ pst.dstInst = 0;
+ pst.srcInst = 0;
+ pst.dstProcId = DU_PROC;
+ pst.srcProcId = DU_PROC;
+ pst.region = DU_APP_MEM_REGION;
+ pst.pool = DU_POOL;
+ pst.event = EVENT_MAC_CELL_STOP_REQ;
+
+ return (*packMacCellStopReqOpts[pst.selector])(&pst, cellStopInfo);
+}
+
+/*******************************************************************
+ *
+ * @brief Handles stop indication from MAC
+ *
+ * @details
+ *
+ * Function : duHandleStopInd
+ *
+ * Functionality:
+ * Handles stop indication from MAC
+ *
+ * @params[in] Post structure pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint16_t duHandleStopInd(Pst *pst, MacCellStopInfo *cellStopId)
+{
+ if(cellStopId->cellId <=0 || cellStopId->cellId > DU_MAX_CELLS)
+ {
+ DU_LOG("\nDU APP : Invalid Cell Id %d", cellStopId->cellId);
+ }
+ if(duCb.actvCellLst[cellStopId->cellId-1] != NULL)
+ {
+ if(duCb.actvCellLst[cellStopId->cellId-1]->firstSlotIndRcvd)
+ {
+ duCb.actvCellLst[cellStopId->cellId-1]->firstSlotIndRcvd = false;
+ if((duCb.actvCellLst[cellStopId->cellId-1]->cellStatus == \
+ ACTIVATED))
+ {
+ DU_LOG("\nDU APP : 5G-NR Cell %d is DOWN", cellStopId->cellId);
+ duCb.actvCellLst[cellStopId->cellId-1]->cellStatus = DELETION_IN_PROGRESS;
+ }
+ }
+ }
+ if((pst->selector == ODU_SELECTOR_LWLC) || (pst->selector == ODU_SELECTOR_TC))
+ DU_FREE_SHRABL_BUF(MAC_MEM_REGION, pst->pool, cellStopId, sizeof(MacCellStopInfo));
+
+ return ROK;