+/******************************************************************
+ *
+ * @brief Fills Physical Cell Group Info
+ *
+ * @details
+ *
+ * Function : fillDefaultPhyCellGrpInfo
+ *
+ * Functionality: Fills Physical Cell Group Info
+ *
+ * @params[in] PhyCellGrpCfg *cellGrp
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultPhyCellGrpInfo(PhyCellGrpCfg *cellGrp)
+{
+ if(cellGrp)
+ {
+ cellGrp->pdschHarqAckCodebook = PDSCH_HARQ_ACK_CODEBOOK_DYNAMIC;
+ cellGrp->pNrFr1 = P_NR_FR1;
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Memory is NULL for Physical Cell Group");
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Fills Mac Cell Group Info
+ *
+ * @details
+ *
+ * Function : fillDefaultMacCellGrpInfo
+ *
+ * Functionality: Fills Mac Cell Group Info
+ *
+ * @params[in] MacCellGrpCfg *cellGrp
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultMacCellGrpInfo(MacCellGrpCfg *cellGrp)
+{
+ uint8_t idx;
+
+ if(cellGrp)
+ {
+ /* Filling Scheduling Request Config */
+ cellGrp->schReqCfg.addModListCount = 1;
+ if(cellGrp->schReqCfg.addModListCount <= MAX_NUM_SR_CFG_PER_CELL_GRP)
+ {
+ for(idx = 0; idx < cellGrp->schReqCfg.addModListCount; idx++)
+ {
+ cellGrp->schReqCfg.addModList[idx].schedReqId = SCH_REQ_ID;
+ cellGrp->schReqCfg.addModList[idx].srProhibitTmr = SR_PROHIBIT_MS_32;
+ cellGrp->schReqCfg.addModList[idx].srTransMax = SR_TRANS_MAX_N_16;
+ }
+ }
+ cellGrp->schReqCfg.relListCount = 0;
+
+ /* Filling Tag config */
+ cellGrp->tagCfg.addModListCount = 1;
+ if(cellGrp->tagCfg.addModListCount <= MAC_NUM_TAGS)
+ {
+ for(idx = 0; idx < cellGrp->tagCfg.addModListCount; idx++)
+ {
+ cellGrp->tagCfg.addModList[idx].tagId = TAG_ID;
+ cellGrp->tagCfg.addModList[idx].timeAlignTimer = TIME_ALIGNMENT_TIMER_INFINITY;
+ }
+ }
+ cellGrp->tagCfg.relListCount = 0;
+
+ /* Filling BSR config */
+ cellGrp->bsrTmrCfg.periodicTimer = BSR_PERIODIC_TIMER_SF_10;
+ cellGrp->bsrTmrCfg.retxTimer = BSR_RETX_TIMER_SF_320;
+ cellGrp->bsrTmrCfg.srDelayTimer = BSR_SR_DELAY_TMR_2560;
+
+ /* Filling PHR config */
+ cellGrp->phrCfgSetupPres = true;
+ cellGrp->phrCfg.periodicTimer = PHR_PERIODIC_TIMER_INFINITY;
+ cellGrp->phrCfg.prohibitTimer = PHR_PROHIBIT_TIMER_SF_0;
+ cellGrp->phrCfg.txPowerFactor = PHR_TX_PWR_FACTOR_CHANGE_INFINITY;
+ cellGrp->phrCfg.multiplePHR = false;
+ cellGrp->phrCfg.dummy = false;
+ cellGrp->phrCfg.phrType2OtherCell = false;
+ cellGrp->phrCfg.phrOtherCG = PHR_MODE_OTHER_CG_REAL;
+
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Memory is NULL for Master Cell Group");
+ }
+}
+
+/*******************************************************************
+ *
+ * @brief Fills default modulation info for a UE
+ *
+ * @details
+ *
+ * Function : fillDefaultModulation
+ *
+ * Functionality: Fills default modulation info for a UE
+ *
+ * @params[in] Pointer to MAC UE configuration
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void fillDefaultModulation(MacUeCfg *ueCfg)
+{
+ ueCfg->dlModInfo.modOrder = MOD_ORDER_QPSK;
+ ueCfg->dlModInfo.mcsIndex = SIB1_MCS;
+ ueCfg->dlModInfo.mcsTable = MCS_TABLE_QAM64; /* Spec 38.214-Table 5.1.3.1-1 */
+
+ ueCfg->ulModInfo.modOrder = MOD_ORDER_QPSK;
+ ueCfg->ulModInfo.mcsIndex = SIB1_MCS;
+ ueCfg->ulModInfo.mcsTable = MCS_TABLE_QAM64; /* Spec 38.214-Table 5.1.3.1-1 */
+}
+
+/******************************************************************
+ *
+ * @brief Function to fill Mac Lc Cfg for SRB1
+ *
+ * @details
+ *
+ * Function : fillMacSrb1LcCfg
+ *
+ * Functionality: Function to fill Mac Lc cfg for SRB1
+ *
+ * @params[in] LcCfg *lcCfg, LcCfg *ueSetReqDb
+ * @return void
+ *****************************************************************/
+
+void fillMacSrb1LcCfg(LcCfg *macLcCfg)
+{
+ macLcCfg->lcId = SRB1_LCID;
+ macLcCfg->configType = CONFIG_ADD;
+ macLcCfg->drbQos = NULLP;
+ macLcCfg->snssai = NULLP;
+ macLcCfg->ulLcCfgPres = true;
+ fillDefaultUlLcCfg(&macLcCfg->ulLcCfg);
+}
+
+/******************************************************************
+ *
+ * @brief Function to fill the Lc cfg from ueSetupReqDb
+ *
+ * @details
+ *
+ * Function : fillMacLcCfgToAddMod
+ *
+ * Functionality: Function to fill the Lc cfg from ueSetupReqDb
+ *
+ * @params[in] LcCfg *lcCfg, LcCfg *ueSetReqDb
+ * @return ROK/RFAILED
+ *
+ *****************************************************************/
+
+uint8_t fillMacLcCfgToAddMod(LcCfg *lcCfg, LcCfg *ueSetReqDb)
+{
+ uint8_t ret = ROK;
+ lcCfg->lcId = ueSetReqDb->lcId;
+ lcCfg->configType = ueSetReqDb->configType;
+ /* Filling DRBQOS */
+ if(ueSetReqDb->drbQos)
+ {
+ if(!lcCfg->drbQos)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->drbQos, sizeof(DrbQosInfo));
+ if(!lcCfg->drbQos)
+ {
+ DU_LOG("\nERROR --> DU APP : Memory Alloc failed at drQos at fillMacLcCfgToAddMod()");
+ return RFAILED;
+ }
+ }
+ if(ret == ROK)
+ {
+ memcpy(lcCfg->drbQos, ueSetReqDb->drbQos, sizeof(DrbQosInfo));
+ }
+ }
+ else
+ {
+ lcCfg->drbQos = NULLP;
+ }
+
+ if(ret == ROK)
+ {
+ if(ueSetReqDb->snssai)
+ {
+ if(!lcCfg->snssai)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->snssai, sizeof(Snssai));
+ if(!lcCfg->snssai)
+ {
+ DU_LOG("\nERROR --> DU APP : Memory Alloc failed at snnsai at fillMacLcCfgToAddMod()");
+ ret = RFAILED;
+ }
+ }
+ if(ret == ROK)
+ {
+ /* Filling SNSSAI */
+ memcpy(lcCfg->snssai, ueSetReqDb->snssai, sizeof(Snssai));
+ }
+ else
+ {
+ lcCfg->snssai = NULLP;
+ if(lcCfg->drbQos)
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, lcCfg->drbQos, sizeof(DrbQosInfo));
+ lcCfg->drbQos = NULLP;
+ }
+ return ret;
+ }
+ }
+ else
+ lcCfg->snssai = NULLP;
+ }
+ lcCfg->ulLcCfgPres = ueSetReqDb->ulLcCfgPres;
+ memcpy(&lcCfg->ulLcCfg, &ueSetReqDb->ulLcCfg, sizeof(UlLcCfg));
+ memcpy(&lcCfg->dlLcCfg, &ueSetReqDb->dlLcCfg, sizeof(DlLcCfg));
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Function to copy the Bit rate from ueSetupReqDb
+ *
+ * @details
+ *
+ * Function : fillAmbr
+ *
+ * Functionality: Function to copy bit Rate from ueSetupReqDb
+ *
+ * @params[in] AmbrCfg **macAmbr, AmbrCfg *ueDbAmbr
+ * @return ROK/RFAILED
+ *
+ *****************************************************************/
+
+uint8_t fillAmbr(AmbrCfg **macAmbr, AmbrCfg *ueDbAmbr)
+{
+ if(ueDbAmbr)
+ {
+ if(*macAmbr == NULLP)
+ {
+ DU_ALLOC_SHRABL_BUF(*macAmbr, sizeof(AmbrCfg));
+ if(*macAmbr == NULLP)
+ {
+ DU_LOG("\nERROR --> DU APP : Memory Alloc Failed at fillAmbr()");
+ return RFAILED;
+ }
+ }
+ memset(*macAmbr, 0, sizeof(AmbrCfg));
+ (*macAmbr)->ulBr = ueDbAmbr->ulBr;
+ }
+ else
+ {
+ *macAmbr = NULLP;
+ }
+ return ROK;
+}
+
+/******************************************************************
+ *
+ * @brief Builds and Send UE ReConfig Request to MAC
+ *
+ * @details
+ *
+ * Function : sendUeReCfgReqToMac
+ *
+ * Functionality: Builds and Send UE ReConfig Request to MAC
+ *
+ * @Params[in] MacUeCfg pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t sendUeReCfgReqToMac(MacUeCfg *macUeCfg)
+{
+ uint8_t ret = ROK;
+ Pst pst;
+
+ /* Fill Pst */
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_UE_RECONFIG_REQ);
+
+ if(macUeCfg)
+ {
+ /* Processing one Ue at a time to MAC */
+ DU_LOG("\nDEBUG --> DU_APP: Sending Ue Reconfig Request to MAC");
+ ret = (*packMacUeReconfigReqOpts[pst.selector])(&pst, macUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to send Reconfig Request to MAC at sendUeReCfgReqToMac()");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macUeCfg, sizeof(MacUeCfg));
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: Received macUeCfg is NULLP at sendUeReCfgReqToMac()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Function to return Drb LcId
+ *
+ * @details
+ *
+ * Function : getDrbLcId
+ *
+ * Functionality: Function to return Drb LcId
+ *
+ * Returns: lcId - SUCCESS
+ * RFAILED - FAILURE
+ *****************************************************************/
+
+uint8_t getDrbLcId(uint32_t *drbBitMap)
+{
+ uint8_t bitMask = 1, bitPos = 0;
+ bitPos = MIN_DRB_LCID;
+
+ while(bitPos <= MAX_DRB_LCID)
+ {
+ if((*drbBitMap & (bitMask << bitPos)) == 0)
+ {
+ *drbBitMap = ((bitMask << bitPos)| *drbBitMap);
+ return bitPos;
+ }
+ else
+ {
+ bitPos++;
+ }
+ }
+ DU_LOG("\nERROR --> DU_APP: Max LC Reached in getDrbLcId()");
+ return RFAILED;
+}
+
+/******************************************************************
+ *
+ * @brief Fills MacUeCfg structure
+ *
+ * @details
+ *
+ * Function : fillMacUeCfg
+ *
+ * Functionality: Fills MacUeCfg
+ *
+ * @params[in] cellId, ueIdx, crnti,
+ * DuUeCfg pointer,
+ * MacUeCfg pointer
+ * @return ROK/RFAILED
+ *
+ *****************************************************************/
+uint8_t fillMacUeCfg(uint16_t cellId, uint8_t ueIdx, uint16_t crnti, \
+ DuUeCfg *ueCfgDb, MacUeCfg *macUeCfg)
+{
+ uint8_t ret, dbIdx, lcIdx, cellIdx;
+ bool lcIdFound = false;
+ MacUeCfg *duMacDb = NULLP;
+
+ ret =ROK;
+
+ if(!ueCfgDb)
+ {
+ macUeCfg->cellId = cellId;
+ macUeCfg->ueIdx = ueIdx;
+ macUeCfg->crnti = crnti;
+ fillDefaultMacCellGrpInfo(&macUeCfg->macCellGrpCfg);
+ fillDefaultPhyCellGrpInfo(&macUeCfg->phyCellGrpCfg);
+ fillDefaultSpCellGrpInfo(&macUeCfg->spCellCfg);
+ macUeCfg->ambrCfg = NULLP;
+ fillMacSrb1LcCfg(&macUeCfg->lcCfgList[0]);
+ fillDefaultModulation(macUeCfg);
+ macUeCfg->numLcs++;
+ }
+ else
+ {
+ /* Fetching MacDb from DuUeCb */
+ GET_CELL_IDX(cellId, cellIdx);
+ duMacDb = &duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].macUeCfg;
+ /* Fetching MaUeCfg List for ADD/MOD/DEL */
+ macUeCfg->cellId = cellId;
+ macUeCfg->ueIdx = ueIdx;
+ macUeCfg->crnti = crnti;
+ ret = procUeReCfgCellInfo(macUeCfg, ueCfgDb->cellGrpCfg);
+ if(ret == ROK)
+ {
+ if(macUeCfg->spCellCfgPres == true)
+ {
+ if(macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschPresent)
+ {
+ fillStartSymbolAndLen(macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschCfg.numTimeDomRsrcAlloc,\
+ &macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschCfg, NULL);
+ }
+ if(macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschPresent)
+ {
+ fillStartSymbolAndLen(macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg.numTimeDomRsrcAlloc,\
+ NULL, &macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg);
+ }
+ }
+ ret = fillAmbr(&macUeCfg->ambrCfg, ueCfgDb->ambrCfg);
+ if(ueCfgDb->ueNrCapability != NULLP)
+ {
+ duFillModulationDetails(macUeCfg, duMacDb, ueCfgDb->ueNrCapability);
+ }
+ }
+
+ /* Filling LC Context */
+ for(dbIdx = 0; (dbIdx < ueCfgDb->numMacLcs && ret == ROK); dbIdx++)
+ {
+ if(!ueCfgDb->macLcCfg[dbIdx].ulLcCfgPres)
+ {
+ /* Filling default UL LC config in MAC if not present */
+ ueCfgDb->macLcCfg[dbIdx].ulLcCfgPres = true;
+ fillDefaultUlLcCfg(&ueCfgDb->macLcCfg[dbIdx].ulLcCfg);
+ }
+ for(lcIdx = 0; lcIdx < duMacDb->numLcs; lcIdx++)
+ {
+ if(ueCfgDb->macLcCfg[dbIdx].lcId == duMacDb->lcCfgList[lcIdx].lcId)
+ {
+ lcIdFound = true;
+ if((ueCfgDb->macLcCfg[dbIdx].configType == CONFIG_UNKNOWN) ||
+ (ueCfgDb->macLcCfg[dbIdx].configType == CONFIG_MOD))
+ {
+ ueCfgDb->macLcCfg[dbIdx].configType = CONFIG_MOD;
+ ret = fillMacLcCfgToAddMod(&macUeCfg->lcCfgList[dbIdx], &ueCfgDb->macLcCfg[dbIdx]);
+ }
+ }
+ else
+ lcIdFound = false;
+ }
+ if(!lcIdFound)
+ {
+ /* ADD/DEL CONFIG */
+ ret = fillMacLcCfgToAddMod(&macUeCfg->lcCfgList[dbIdx], &ueCfgDb->macLcCfg[dbIdx]);
+ }
+ if(ret == ROK)
+ {
+ macUeCfg->numLcs++;
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to add Lc at Idx %d in fillMacUeCfg()", dbIdx);
+ break;
+ }
+ }/*End of Outer FOR loop */
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Fills Rlc AM Information
+ *
+ * @details
+ *
+ * Function : fillDefaultAmInfo
+ *
+ * Functionality: Fills Rlc AM Information
+ *
+ * @params[in] AmBearerCfg *amCfg
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultAmInfo(AmBearerCfg *amCfg)
+{
+ /* DL AM */
+ amCfg->dlAmCfg.snLenDl = AM_SIZE_12;
+ amCfg->dlAmCfg.pollRetxTmr = T_POLL_RETRANSMIT_VAL;
+ amCfg->dlAmCfg.pollPdu = POLL_PDU_VAL;
+ amCfg->dlAmCfg.pollByte = POLL_BYTE_VAL;
+ amCfg->dlAmCfg.maxRetxTh = MAX_RETX_THRESHOLD_VAL;
+
+ /* UL AM */
+ amCfg->ulAmCfg.snLenUl = AM_SIZE_12;
+ amCfg->ulAmCfg.reAssemTmr = T_REASSEMBLY_VAL;
+ amCfg->ulAmCfg.statProhTmr = T_STATUS_PROHIBHIT_VAL;
+}
+
+/******************************************************************
+ *
+ * @brief Fills RLC UM Bi Directional Information
+ *
+ * @details
+ *
+ * Function : fillDefaultUmBiInfo
+ *
+ * Functionality: Fills RLC UM Bi Directional Information
+ *
+ * @params[in] UmBiDirBearerCfg *umBiDirCfg
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultUmBiInfo(UmBiDirBearerCfg *umBiDirCfg)
+{
+ /* UL UM BI DIR INFO */
+ umBiDirCfg->ulUmCfg.snLenUlUm = UM_SIZE_12;
+ umBiDirCfg->ulUmCfg.reAssemTmr = T_REASSEMBLY_VAL;
+
+ /* DL UM BI DIR INFO */
+ umBiDirCfg->dlUmCfg.snLenDlUm = UM_SIZE_12;
+}
+
+/******************************************************************
+ *
+ * @brief Fills RLC UM Uni Directional UL Information
+ *
+ * @details
+ *
+ * Function : fillDefaultUmUlInfo
+ *
+ * Functionality: Fills RLC UM Uni Directional Info
+ *
+ * @params[in] UmUniDirUlBearerCfg *UmUlCfg
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultUmUlInfo(UmUniDirUlBearerCfg *UmUlCfg)
+{
+ UmUlCfg->ulUmCfg.snLenUlUm = UM_SIZE_12;
+ UmUlCfg->ulUmCfg.reAssemTmr = T_REASSEMBLY_VAL;
+}
+
+/******************************************************************
+ *
+ * @brief Fills RLC UM Uni Directional DL Information
+ *
+ * @details
+ *
+ * Function : fillDefaultUmDlInfo
+ *
+ * Functionality: Fills RLC UM Uni Directional DL Info
+ *
+ * @params[in] UmUniDirDlBearerCfg *UmDlCfg
+ * @return void
+ *
+ *****************************************************************/
+void fillDefaultUmDlInfo(UmUniDirDlBearerCfg *UmDlCfg)
+{
+ UmDlCfg->dlUmCfg.snLenDlUm = UM_SIZE_12;
+}
+
+/******************************************************************
+ *
+ * @brief Builds Rlc Mode Default Configuration
+ *
+ * @details
+ *
+ * Function : fillDefaultRlcModeCfg
+ *
+ * Functionality: Builds Rlc Mode Default Configuration
+ *
+ * @params[in] rlcMode, RlcBearerCfg *lcCfg
+ * @return ROK/RFAILED
+ *
+ *****************************************************************/
+
+uint8_t fillDefaultRlcModeCfg(uint8_t rlcMode, RlcBearerCfg *lcCfg)
+{
+
+ if(lcCfg)
+ {
+ switch(rlcMode)
+ {
+ case RLC_AM :
+ {
+ if(!lcCfg->u.amCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.amCfg, sizeof(AmBearerCfg));
+ if(lcCfg->u.amCfg)
+ fillDefaultAmInfo(lcCfg->u.amCfg);
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory Alloc failed at AmCfg at fillDefaultRlcModeCfg()");
+ return RFAILED;
+ }
+ }
+ break;
+ }
+ case RLC_UM_BI_DIRECTIONAL :
+ {
+ if(!lcCfg->u.umBiDirCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umBiDirCfg, sizeof(UmBiDirBearerCfg));
+ if(lcCfg->u.umBiDirCfg)
+ fillDefaultUmBiInfo(lcCfg->u.umBiDirCfg);
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory Alloc failed at UmBiDirCfg at fillDefaultRlcModeCfg()");
+ return RFAILED;
+ }
+ }
+ break;
+ }
+ case RLC_UM_UNI_DIRECTIONAL_UL :
+ {
+ if(!lcCfg->u.umUniDirUlCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umUniDirUlCfg, sizeof(UmUniDirUlBearerCfg));
+ if(lcCfg->u.umUniDirUlCfg)
+ fillDefaultUmUlInfo(lcCfg->u.umUniDirUlCfg);
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory Alloc failed at UmUniDirUlCfg at fillDefaultRlcModeCfg()");
+ return RFAILED;
+ }
+ }
+ break;
+ }
+ case RLC_UM_UNI_DIRECTIONAL_DL :
+ {
+ if(!lcCfg->u.umUniDirDlCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umUniDirDlCfg, sizeof(UmUniDirDlBearerCfg));
+ if(lcCfg->u.umUniDirDlCfg)
+ fillDefaultUmDlInfo(lcCfg->u.umUniDirDlCfg);
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory Alloc failed at UmUniDirDlCfg at fillDefaultRlcModeCfg()");
+ return RFAILED;
+ }
+ }
+ break;
+ }
+ default:
+ DU_LOG("\nERROR --> DUAPP: Invalid rlcMode %d at extractRlcCfgToAddMod()", rlcMode);
+ return RFAILED;
+ }
+
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DUAPP: Received LC Config is NULL");
+ return RFAILED;
+ }
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Function to fill Rlc Lc Cfg for SRB1
+ *
+ * @details
+ *
+ * Function : fillRlcSrb1LcCfg
+ *
+ * Functionality:
+ * Function to fill Rlc Lc Cfg for SRB1
+ *
+ * @params[in] Pointer to RlcBearerCfg
+ * @return ROK/RFAILED
+ *
+ *****************************************************************/
+
+uint8_t fillRlcSrb1LcCfg(RlcBearerCfg *rlcLcCfg)
+{
+ uint8_t ret = ROK;
+
+ rlcLcCfg->rbId = SRB1_LCID;
+ rlcLcCfg->rbType = RB_TYPE_SRB;
+ rlcLcCfg->lcId = SRB1_LCID;
+ rlcLcCfg->lcType = LCH_DCCH;
+ rlcLcCfg->rlcMode = RLC_AM;
+ rlcLcCfg->configType = CONFIG_ADD;
+ ret = fillDefaultRlcModeCfg(rlcLcCfg->rlcMode, rlcLcCfg);
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes UE ReConfig Req to RLC UL
+ *
+ * @details
+ *
+ * Function : sendUeReCfgReqToRlc
+ *
+ * Functionality:
+ * Processes UE Reconfig Req to RLC UL
+ *
+ * @params[in] Pointer to RlcUeCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t sendUeReCfgReqToRlc(RlcUeCfg *rlcUeCfg)
+{
+ uint8_t ret;
+ Pst pst;
+
+ FILL_PST_DUAPP_TO_RLC(pst, RLC_UL_INST, EVENT_RLC_UE_RECONFIG_REQ);
+ if(rlcUeCfg)
+ {
+ /* Processing one Ue at a time to RLC */
+ DU_LOG("\nDEBUG --> DU_APP: Sending Ue Reconfig Request to RLC UL");
+ ret = (*packRlcUeReconfigReqOpts[pst.selector])(&pst, rlcUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed to send Ue Reconfig Req to RLC at sendUeReCfgReqToRlc()");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, rlcUeCfg, sizeof(RlcUeCfg));
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: Received RlcUeCfg is NULL at sendUeReCfgReqToRlc()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Fills RlcBearerCfg structure
+ *
+ * @details
+ *
+ * Function : fillRlcUeCfg
+ *
+ * Functionality: Fills Rlc Bearer Cfg
+ *
+ *
+ *****************************************************************/
+uint8_t fillRlcUeCfg(uint16_t cellId, uint8_t ueIdx,\
+ DuUeCfg *ueCfgDb, RlcUeCfg *rlcUeCfg)
+{
+ uint8_t ret, dbIdx, lcIdx, cellIdx;
+ bool lcIdFound = false;
+ RlcUeCfg *duRlcDb = NULLP;
+
+ ret = ROK;
+ if(!ueCfgDb)
+ {
+ /* Initial RB being Added */
+ rlcUeCfg->cellId = cellId;
+ rlcUeCfg->ueIdx = ueIdx;
+ ret = fillRlcSrb1LcCfg(&rlcUeCfg->rlcLcCfg[0]);
+ if(ret == ROK)
+ rlcUeCfg->numLcs++;
+ else
+ memset(rlcUeCfg, 0, sizeof(RlcUeCfg));
+ }
+ else
+ {
+ /* Fetch RlcDb from DuUeCb */
+ GET_CELL_IDX(cellId, cellIdx);
+ duRlcDb = &duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].rlcUeCfg;
+ /*Filling RlcUeCfg */
+ rlcUeCfg->cellId = cellId;
+ rlcUeCfg->ueIdx = ueIdx;
+ for(dbIdx = 0; (dbIdx < ueCfgDb->numRlcLcs && ret == ROK); dbIdx++)
+ {
+ ret = fillDefaultRlcModeCfg(ueCfgDb->rlcLcCfg[dbIdx].rlcMode, &ueCfgDb->rlcLcCfg[dbIdx]);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\n ERROR --> DU APP : Failed to fill Rlc Mode at fillRlcUeCfg()");
+ memset(rlcUeCfg, 0, sizeof(RlcUeCfg));
+ return ret;
+ }
+ /* Fill Rlc Ue Cfg List for ADD/MOD/DEL */
+ for(lcIdx = 0; lcIdx < duRlcDb->numLcs; lcIdx++)
+ {
+ if(ueCfgDb->rlcLcCfg[dbIdx].lcId == duRlcDb->rlcLcCfg[lcIdx].lcId)
+ {
+ lcIdFound = true;
+ if((ueCfgDb->rlcLcCfg[dbIdx].configType == CONFIG_UNKNOWN)||
+ (ueCfgDb->rlcLcCfg[dbIdx].configType == CONFIG_MOD))
+ {
+ /* MOD */
+ ueCfgDb->rlcLcCfg[dbIdx].configType = CONFIG_MOD; /* update Db for MOD type */
+ memcpy(&rlcUeCfg->rlcLcCfg[dbIdx], &ueCfgDb->rlcLcCfg[dbIdx], sizeof(RlcBearerCfg));
+ }
+ }
+ else
+ lcIdFound = false;
+ }
+ if(!lcIdFound)
+ {
+ /* ADD/ DEL Config Type */
+ memcpy(&rlcUeCfg->rlcLcCfg[dbIdx], &ueCfgDb->rlcLcCfg[dbIdx], sizeof(RlcBearerCfg));
+ }
+ rlcUeCfg->numLcs++;
+ }
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief creates UE context
+ *
+ * @details
+ *
+ * Function : duCreateUeCb
+ *
+ * Functionality: Creates UE Conetxt
+ *
+ * @params[in] UeCcchCtxt Pointer
+ * UeIdx Pointer
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ * ****************************************************************/
+uint8_t duCreateUeCb(UeCcchCtxt *ueCcchCtxt, uint32_t gnbCuUeF1apId)
+{
+ uint8_t cellIdx = 0;
+ uint8_t ret = ROK;
+ uint8_t ueIdx;
+
+ for(cellIdx = 0; cellIdx < MAX_NUM_CELL; cellIdx++)
+ {
+ if(ueCcchCtxt->cellId == duCb.actvCellLst[cellIdx]->cellId)
+ {
+ GET_UE_IDX(ueCcchCtxt->crnti, ueIdx);
+ DU_LOG("\nDEBUG --> DU_APP: Filling UeCb for ueIdx [%d]", ueIdx);
+
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].f1UeDb = NULLP;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].crnti = ueCcchCtxt->crnti;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].gnbDuUeF1apId = ueCcchCtxt->gnbDuUeF1apId;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].gnbCuUeF1apId = gnbCuUeF1apId;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].drbBitMap = NULLP;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].ueState = UE_ACTIVE;
+
+ /* Filling Mac Ue Config */
+ memset(&duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].macUeCfg, 0, sizeof(MacUeCfg));
+ ret = duBuildAndSendUeCreateReqToMac(ueCcchCtxt->cellId, ueIdx, ueCcchCtxt->crnti,\
+ &duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].macUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to send UE create request to MAC");
+
+ /* Filling Rlc Ue Config */
+ memset(&duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].rlcUeCfg, 0, sizeof(RlcUeCfg));
+ ret = duBuildAndSendUeCreateReqToRlc(ueCcchCtxt->cellId, ueIdx, \
+ &duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].rlcUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to send UE create request to RLC");
+
+ duCb.actvCellLst[cellIdx]->numActvUes++;
+ memset(ueCcchCtxt, 0, sizeof(UeCcchCtxt));
+ }
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Builds and Send UE Create Request to MAC
+ *
+ * @details
+ *
+ * Function : duBuildAndSendUeCreateReqToMac
+ *
+ * Functionality: Builds and Send UE Create Request to MAC
+ *
+ * @Params[in] cellId,
+ * ueIdx
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duBuildAndSendUeCreateReqToMac(uint16_t cellId, uint8_t ueIdx,\
+ uint16_t crnti, MacUeCfg *duMacUeCfg)
+{
+ uint8_t ret = ROK;
+ MacUeCfg *macUeCfg = NULLP;
+ Pst pst;
+ memset(&pst, 0, sizeof(Pst));
+
+
+ ret = fillMacUeCfg(cellId, ueIdx, crnti, NULL, duMacUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to fill MacUeCfg at duBuildAndSendUeCreateReqToMac()");
+ return RFAILED;
+ }
+ /* Fill Pst */
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_UE_CREATE_REQ);
+
+ /* Copying ueCb to a sharable buffer */
+ DU_ALLOC_SHRABL_BUF(macUeCfg, sizeof(MacUeCfg));
+ if(macUeCfg)
+ {
+ memset(macUeCfg, 0, sizeof(MacUeCfg));
+ memcpy(macUeCfg, &duCb.actvCellLst[cellId - 1]->ueCb[ueIdx -1].macUeCfg, sizeof(MacUeCfg));
+ DU_LOG("\nDEBUG --> DU_APP: Sending UE create request to MAC");
+
+ /* Processing one Ue at a time to MAC */
+ ret = (*packMacUeCreateReqOpts[pst.selector])(&pst, macUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failure in sending Ue Create Req to MAC at duBuildAndSendUeCreateReqToMac()");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macUeCfg, sizeof(MacUeCfg));
+ }
+ }
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory alloc failed at duBuildAndSendUeCreateReqToMac()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief To update DuUeCb Mac Cfg
+ *
+ * @details
+ *
+ * Function : duUpdateMacCfg
+ * Functionality: update DuUeCb MAC Cfg
+ *
+ * @params[in] DuUeCb Pointer
+ * F1UeContextSetupDb pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t duUpdateMacCfg(MacUeCfg *macUeCfg, F1UeContextSetupDb *f1UeDb)
+{
+ uint8_t ret, lcIdx, dbIdx, numLcs, lcDelIdx;
+ ret = ROK;
+
+ /*Filling Cell Group Cfg*/
+ ret = procUeReCfgCellInfo(macUeCfg, f1UeDb->duUeCfg.cellGrpCfg);
+ if(ret == ROK)
+ {
+ if(macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschPresent)
+ {
+ fillStartSymbolAndLen(macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschCfg.numTimeDomRsrcAlloc,\
+ &macUeCfg->spCellCfg.servCellCfg.initDlBwp.pdschCfg, NULL);
+ }
+ if(macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschPresent)
+ {
+ fillStartSymbolAndLen(macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg.numTimeDomRsrcAlloc,\
+ NULL, &macUeCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg);
+ }
+ ret = fillAmbr(&macUeCfg->ambrCfg, f1UeDb->duUeCfg.ambrCfg);
+ }
+ /* Filling LC Context */
+ for(dbIdx = 0; (dbIdx < f1UeDb->duUeCfg.numMacLcs && ret == ROK); dbIdx++)
+ {
+ numLcs = macUeCfg->numLcs;
+ for(lcIdx = 0; lcIdx < numLcs; lcIdx++)
+ {
+ if(f1UeDb->duUeCfg.macLcCfg[dbIdx].lcId == macUeCfg->lcCfgList[lcIdx].lcId)
+ {
+ if(f1UeDb->duUeCfg.macLcCfg[dbIdx].configType == CONFIG_MOD)
+ {
+ ret = fillMacLcCfgToAddMod(&macUeCfg->lcCfgList[lcIdx],&f1UeDb->duUeCfg.macLcCfg[dbIdx]);
+ }
+ else if(f1UeDb->duUeCfg.macLcCfg[dbIdx].configType == CONFIG_DEL)
+ {
+ /* Free memory at matched lcIdx index */
+ freeMacLcCfg(&macUeCfg->lcCfgList[lcIdx]);
+ macUeCfg->numLcs--;
+ for(lcDelIdx = lcIdx; lcDelIdx < macUeCfg->numLcs; lcDelIdx++)
+ {
+ /* moving all elements one index ahead */
+ ret = fillMacLcCfgToAddMod(&macUeCfg->lcCfgList[lcDelIdx], &macUeCfg->lcCfgList[lcDelIdx+1]);
+ freeMacLcCfg(&macUeCfg->lcCfgList[lcDelIdx+1]);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to delete LC at Idx %d in duUpdateMacCfg()", lcDelIdx);
+ break;
+ }
+ }
+ }
+ }
+ }
+ if(f1UeDb->duUeCfg.macLcCfg[dbIdx].configType == CONFIG_ADD)
+ {
+ ret = fillMacLcCfgToAddMod(&macUeCfg->lcCfgList[numLcs], &f1UeDb->duUeCfg.macLcCfg[dbIdx]);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to add LC at Idx %d in duUpdateMacCfg()", numLcs);
+ break;
+ }
+ macUeCfg->numLcs++;
+ }
+
+ }
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Function to fill the RLC Lc cfg from ueSetupReqDb
+ *
+ * @details
+ *
+ * Function : fillRlcCfgToAddMod
+ *
+ * Functionality: Function to fill the RLC Lc cfg from ueSetupReqDb
+ *
+ *
+ *****************************************************************/
+
+uint8_t fillRlcCfgToAddMod(RlcBearerCfg *lcCfg, RlcBearerCfg *f1UeDbLcCfg)
+{
+ lcCfg->configType = f1UeDbLcCfg->configType;
+ lcCfg->rbId = f1UeDbLcCfg->rbId;
+ lcCfg->rbType = f1UeDbLcCfg->rbType;
+ lcCfg->lcId = f1UeDbLcCfg->lcId;
+ lcCfg->lcType = f1UeDbLcCfg->lcType;
+ lcCfg->rlcMode = f1UeDbLcCfg->rlcMode;
+ switch(lcCfg->rlcMode)
+ {
+ case RLC_AM :
+ {
+ if(!lcCfg->u.amCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.amCfg, sizeof(AmBearerCfg));
+ if(!lcCfg->u.amCfg)
+ return RFAILED;
+ }
+ /* DL AM */
+ lcCfg->u.amCfg->dlAmCfg.snLenDl = f1UeDbLcCfg->u.amCfg->dlAmCfg.snLenDl;
+ lcCfg->u.amCfg->dlAmCfg.pollRetxTmr = f1UeDbLcCfg->u.amCfg->dlAmCfg.pollRetxTmr;
+ lcCfg->u.amCfg->dlAmCfg.pollPdu = f1UeDbLcCfg->u.amCfg->dlAmCfg.pollPdu;
+ lcCfg->u.amCfg->dlAmCfg.pollByte = f1UeDbLcCfg->u.amCfg->dlAmCfg.pollByte;
+ lcCfg->u.amCfg->dlAmCfg.maxRetxTh = f1UeDbLcCfg->u.amCfg->dlAmCfg.maxRetxTh;
+
+ /* UL AM */
+ lcCfg->u.amCfg->ulAmCfg.snLenUl = f1UeDbLcCfg->u.amCfg->ulAmCfg.snLenUl;
+ lcCfg->u.amCfg->ulAmCfg.reAssemTmr = f1UeDbLcCfg->u.amCfg->ulAmCfg.reAssemTmr;
+ lcCfg->u.amCfg->ulAmCfg.statProhTmr = f1UeDbLcCfg->u.amCfg->ulAmCfg.statProhTmr;
+ break;
+ }
+ case RLC_UM_BI_DIRECTIONAL :
+ {
+ if(!lcCfg->u.umBiDirCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umBiDirCfg, sizeof(UmBiDirBearerCfg));
+ if(!lcCfg->u.umBiDirCfg)
+ return RFAILED;
+ }
+ /* UL UM BI DIR INFO */
+ lcCfg->u.umBiDirCfg->ulUmCfg.snLenUlUm = f1UeDbLcCfg->u.umBiDirCfg->ulUmCfg.snLenUlUm;
+ lcCfg->u.umBiDirCfg->ulUmCfg.reAssemTmr = f1UeDbLcCfg->u.umBiDirCfg->ulUmCfg.reAssemTmr;
+ /* DL UM BI DIR INFO */
+ lcCfg->u.umBiDirCfg->dlUmCfg.snLenDlUm = f1UeDbLcCfg->u.umBiDirCfg->dlUmCfg.snLenDlUm;
+ break;
+ }
+ case RLC_UM_UNI_DIRECTIONAL_UL :
+ {
+ if(!lcCfg->u.umUniDirUlCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umUniDirUlCfg, sizeof(UmUniDirUlBearerCfg));
+ if(!lcCfg->u.umUniDirUlCfg)
+ return RFAILED;
+ }
+ lcCfg->u.umUniDirUlCfg->ulUmCfg.snLenUlUm = f1UeDbLcCfg->u.umUniDirUlCfg->ulUmCfg.snLenUlUm;
+ lcCfg->u.umUniDirUlCfg->ulUmCfg.reAssemTmr = f1UeDbLcCfg->u.umUniDirUlCfg->ulUmCfg.reAssemTmr;
+ break;
+
+ }
+ case RLC_UM_UNI_DIRECTIONAL_DL :
+ {
+ if(!lcCfg->u.umUniDirDlCfg)
+ {
+ DU_ALLOC_SHRABL_BUF(lcCfg->u.umUniDirDlCfg, sizeof(UmUniDirDlBearerCfg));
+ if(!lcCfg->u.umUniDirDlCfg)
+ return RFAILED;
+ }
+ lcCfg->u.umUniDirDlCfg->dlUmCfg.snLenDlUm = f1UeDbLcCfg->u.umUniDirDlCfg->dlUmCfg.snLenDlUm;
+ break;
+ }
+ default:
+ DU_LOG("\nERROR --> DU_APP: Invalid Rlc Mode %d at fillRlcCfgToAddMod()", lcCfg->rlcMode);
+ return RFAILED;
+ }
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief To update DuUeCb Rlc Lc Cfg
+ *
+ * @details
+ *
+ * Function : duUpdateRlcLcCfg
+ * Functionality: update DuUeCb Rlc Lc Cfg
+ *
+ * @params[in] DuUeCb Pointer
+ * F1UeContextSetupDb pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duUpdateRlcLcCfg(RlcUeCfg *rlcUeCfg, F1UeContextSetupDb *f1UeDb)
+{
+ uint8_t ret, lcIdx, dbIdx, numLcs, lcDelIdx;
+
+ ret = ROK;
+ for(dbIdx = 0; (dbIdx < f1UeDb->duUeCfg.numRlcLcs && ret ==ROK); dbIdx++)
+ {
+ numLcs = rlcUeCfg->numLcs;
+ for(lcIdx = 0; lcIdx < numLcs; lcIdx++)
+ {
+ if(f1UeDb->duUeCfg.rlcLcCfg[dbIdx].lcId == rlcUeCfg->rlcLcCfg[lcIdx].lcId)
+ {
+ if(f1UeDb->duUeCfg.rlcLcCfg[dbIdx].configType == CONFIG_MOD)
+ {
+ ret = fillRlcCfgToAddMod(&rlcUeCfg->rlcLcCfg[lcIdx], &f1UeDb->duUeCfg.rlcLcCfg[dbIdx]);
+ }
+ else if(f1UeDb->duUeCfg.rlcLcCfg[dbIdx].configType == CONFIG_DEL)
+ {
+ /* Free memory at matched lcIdx index */
+ freeRlcLcCfg(&rlcUeCfg->rlcLcCfg[lcIdx]);
+ rlcUeCfg->numLcs--;
+ for(lcDelIdx = lcIdx; lcDelIdx < rlcUeCfg->numLcs; lcDelIdx++)
+ {
+ ret = fillRlcCfgToAddMod(&rlcUeCfg->rlcLcCfg[lcDelIdx], &rlcUeCfg->rlcLcCfg[lcDelIdx+1]);
+ freeRlcLcCfg(&rlcUeCfg->rlcLcCfg[lcDelIdx+1]);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to delete LC at Idx %d in duUpdateRlcCfg()", lcDelIdx);
+ break;
+ }
+ }
+ }
+ }
+ }
+ if(f1UeDb->duUeCfg.rlcLcCfg[dbIdx].configType == CONFIG_ADD)
+ {
+ ret = fillRlcCfgToAddMod(&rlcUeCfg->rlcLcCfg[lcIdx], &f1UeDb->duUeCfg.rlcLcCfg[dbIdx]);
+ if(ret == ROK)
+ rlcUeCfg->numLcs++;
+ }
+ }
+ return ret;
+}
+
+
+/*******************************************************************
+ *
+ * @brief Function to fill Tunnel Config to Add/Mod
+ *
+ *
+ * @details
+ *
+ * Function : fillTnlCfgToAddMod
+ *
+ * Functionality: Function to fill tunnel Config to Add/Mod
+ *
+ * @params[in] Pointer to tnlCfgDb,
+ * pointer to f1TnlCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillTnlCfgToAddMod(UpTnlCfg **ueCbTnlCfg, UpTnlCfg *f1TnlCfg)
+{
+ if(*ueCbTnlCfg == NULLP)
+ {
+ /* copying to DuCb Tnl Cfg */
+ DU_ALLOC(*ueCbTnlCfg, sizeof(UpTnlCfg));
+ if(*ueCbTnlCfg == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : fillTnlCfgToAddMod: Memory Alloc failed for drbId[%d]", f1TnlCfg->drbId);
+ return RFAILED;
+ }
+ }
+ memset(*ueCbTnlCfg, 0, sizeof(UpTnlCfg));
+ (*ueCbTnlCfg)->configType = f1TnlCfg->configType;
+ (*ueCbTnlCfg)->cellId = f1TnlCfg->cellId;
+ (*ueCbTnlCfg)->ueIdx = f1TnlCfg->ueIdx;
+ (*ueCbTnlCfg)->drbId = f1TnlCfg->drbId;
+ if(f1TnlCfg->tnlCfg1)
+ {
+ if((*ueCbTnlCfg)->tnlCfg1 == NULLP)
+ {
+ DU_ALLOC((*ueCbTnlCfg)->tnlCfg1, sizeof(GtpTnlCfg));
+ if((*ueCbTnlCfg)->tnlCfg1 == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : fillTnlCfgToAddMod: Memory Alloc failed for tnlCfg1 for drbId[%d]", f1TnlCfg->drbId);
+ return RFAILED;
+ }
+ }
+ memset((*ueCbTnlCfg)->tnlCfg1, 0, sizeof(GtpTnlCfg));
+ (*ueCbTnlCfg)->tnlCfg1->teId = f1TnlCfg->tnlCfg1->teId;
+ (*ueCbTnlCfg)->tnlCfg1->ulTnlAddress = f1TnlCfg->tnlCfg1->ulTnlAddress;
+ (*ueCbTnlCfg)->tnlCfg1->dlTnlAddress = f1TnlCfg->tnlCfg1->dlTnlAddress;
+ }
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Processing the tunnel Request to EGTP
+ *
+ * @details
+ *
+ * Function : duProcEgtpTunnelCfg
+ *
+ * Functionality: Processing the tunnel Request to EGTP
+ *
+ * @params[in] UptnlCfg *duTnlCfg, UpTnlCfg *f1TnlCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duProcEgtpTunnelCfg(uint8_t ueCbIdx, UpTnlCfg *duTnlCfg, UpTnlCfg *f1TnlCfg)
+{
+ uint8_t ret = RFAILED, delIdx;
+
+ if(f1TnlCfg->tnlCfg1 == NULLP)
+ {
+ DU_LOG("\nERROR --> DU_APP : Tunnel config not found");
+ return ret;
+ }
+
+ if(f1TnlCfg->configType == CONFIG_ADD)
+ {
+ if(duSendEgtpTnlMgmtReq(EGTP_TNL_MGMT_ADD, NULLP, f1TnlCfg->tnlCfg1) == ROK)
+ {
+ if(fillTnlCfgToAddMod(&duCb.upTnlCfg[duCb.numDrb], f1TnlCfg) == ROK)
+ {
+ duCb.numDrb++;
+ ret = ROK;
+ }
+ }
+ }
+ else if(f1TnlCfg->configType == CONFIG_MOD)
+ {
+ if(duSendEgtpTnlMgmtReq(EGTP_TNL_MGMT_MOD, duTnlCfg->tnlCfg1->teId, f1TnlCfg->tnlCfg1) == ROK)
+ {
+ if(fillTnlCfgToAddMod(&duTnlCfg, f1TnlCfg) == ROK)
+ {
+ ret = ROK;
+ }
+ }
+ }
+ else if(f1TnlCfg->configType == CONFIG_DEL)
+ {
+ if(duSendEgtpTnlMgmtReq(EGTP_TNL_MGMT_DEL, duTnlCfg->tnlCfg1->teId, f1TnlCfg->tnlCfg1) == ROK)
+ {
+ /* Free memory at drbIdx */
+ DU_FREE(duTnlCfg->tnlCfg1, sizeof(GtpTnlCfg));
+ DU_FREE(duTnlCfg, sizeof(UpTnlCfg));
+ duCb.numDrb--;
+ for(delIdx = ueCbIdx; delIdx < duCb.numDrb; delIdx++)
+ {
+ /* moving all elements one index ahead */
+ ret = fillTnlCfgToAddMod(&duCb.upTnlCfg[delIdx], duCb.upTnlCfg[delIdx+1]);
+ if(ret != ROK)
+ {
+ return ret;
+ }
+ }
+ }
+ }
+ return ret;
+}
+
+/***********************************************************************
+ *
+ * @brief Function to fill Tunnel Config
+ * and sends tunnel Req to EGTP
+ *
+ *
+ * @details
+ *
+ * Function : duUpdateTunnelCfgDb
+ *
+ * Functionality: Function to fill tunnel Config
+ * and sends tunnel Cfg Req to EGTP
+ *
+ * @params[in] ueIdx, cellId, DuUeCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duUpdateTunnelCfgDb(uint8_t ueIdx, uint8_t cellId, DuUeCfg *duUeCfg)
+{
+ uint8_t ret = ROK, drbIdx, duCbDrbIdx;
+ bool drbFound = false;
+
+ /*If Add/Mod tunnels request for that DRB is successful in EGTP */
+ /*then update drbId and tunnel Info in duCb */
+ for(drbIdx=0; drbIdx < duUeCfg->numDrb; drbIdx++)
+ {
+ duUeCfg->upTnlInfo[drbIdx].cellId = cellId;
+ duUeCfg->upTnlInfo[drbIdx].ueIdx = ueIdx;
+ for(duCbDrbIdx = 0; duCbDrbIdx < duCb.numDrb; duCbDrbIdx++)
+ {
+ if(duCb.upTnlCfg[duCbDrbIdx]->drbId == duUeCfg->upTnlInfo[drbIdx].drbId)
+ {
+ drbFound = true; /* existing DRB */
+ if(duProcEgtpTunnelCfg(duCbDrbIdx, duCb.upTnlCfg[duCbDrbIdx], &duUeCfg->upTnlInfo[drbIdx]) != ROK)
+ {
+ DU_LOG("\nERROR -> DU_APP : duUpdateTunnelCfgDb: Failed to modify tunnel req for Drb id[%d]",
+ duUeCfg->upTnlInfo[drbIdx].drbId);
+ ret = RFAILED;
+ }
+ break;
+ }
+ else
+ drbFound = false;
+ }
+ if(!drbFound && ret == ROK)/* new DRB to Add */
+ {
+ if(duProcEgtpTunnelCfg(NULLP, NULLP, &duUeCfg->upTnlInfo[drbIdx]) != ROK)
+ {
+ DU_LOG("\nERROR -> DU_APP : duUpdateTunnelCfgDb: Failed to add tunnel req for Drb id[%d]",
+ duUeCfg->upTnlInfo[drbIdx].drbId);
+ ret = RFAILED;
+ break;
+ }
+ }
+ else
+ break;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief @brief To update DuUeCb Mac and Rlc Ue Cfg
+ *
+ *
+ * @details
+ *
+ * Function : duUpdateDuUeCbCfg
+ *
+ * Functionality: update DuUeCb Mac and Rlc Ue Cfg
+ *
+ * @params[in] ueIdx, cellIdx
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duUpdateDuUeCbCfg(uint8_t ueIdx, uint8_t cellId)
+{
+ uint8_t ret = ROK, cellIdx = 0, crnti=0;
+ DuUeCb *ueCb = NULLP;
+
+ GET_CELL_IDX(cellId, cellIdx);
+
+ if((duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].macUeCfg. \
+ macUeCfgState == UE_RECFG_COMPLETE) &&
+ (duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].rlcUeCfg. \
+ rlcUeCfgState == UE_RECFG_COMPLETE))
+ {
+ ueCb = &duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1];
+
+ /*Filling RLC Ue Cfg */
+ ueCb->rlcUeCfg.cellId = cellId;
+ ueCb->rlcUeCfg.ueIdx = ueIdx;
+ ret = duUpdateRlcLcCfg(&ueCb->rlcUeCfg, ueCb->f1UeDb);
+ if(ret == ROK)
+ {
+ /*Filling MAC Ue Cfg */
+ GET_CRNTI(crnti, ueIdx);
+ ueCb->macUeCfg.cellId = cellId;
+ ueCb->macUeCfg.ueIdx = ueIdx;
+ ueCb->macUeCfg.crnti = crnti;
+ ret = duUpdateMacCfg(&ueCb->macUeCfg, ueCb->f1UeDb);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed while updating MAC LC Config at duUpdateDuUeCbCfg()");
+ else
+ {
+ if(duUpdateTunnelCfgDb(ueIdx, cellId, &ueCb->f1UeDb->duUeCfg) != ROK)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failed to establish tunnel in duUpdateDuUeCbCfg()");
+ return RFAILED;
+ }
+ }
+ }
+ else
+ DU_LOG("\nERROR --> DU APP : Failed while updating RLC LC Config at duUpdateDuUeCbCfg()");
+ }
+ else
+ ret = RFAILED;
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Handle UE config response from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacUeCfgRsp
+ *
+ * Functionality: Handle UE Config response from MAC
+ *
+ * @params[in] Pointer to MacUeCfgRsp and Pst
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t DuProcMacUeCfgRsp(Pst *pst, MacUeCfgRsp *cfgRsp)
+{
+ uint8_t ret = ROK;
+
+ if(cfgRsp)
+ {
+ if(cfgRsp->result == MAC_DU_APP_RSP_OK)
+ {
+ if(pst->event == EVENT_MAC_UE_CREATE_RSP)
+ {
+ DU_LOG("\nINFO --> DU APP : MAC UE Create Response : SUCCESS [UE IDX : %d]", cfgRsp->ueIdx);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ macUeCfg.macUeCfgState = UE_CREATE_COMPLETE;
+ }
+ else if(pst->event == EVENT_MAC_UE_RECONFIG_RSP)
+ {
+ DU_LOG("\nINFO --> DU APP : MAC UE Reconfig Response : SUCCESS [UE IDX : %d]", cfgRsp->ueIdx);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ macUeCfg.macUeCfgState = UE_RECFG_COMPLETE;
+ if((ret = duUpdateDuUeCbCfg(cfgRsp->ueIdx, cfgRsp->cellId)) == ROK)
+ {
+ BuildAndSendUeCtxtRsp(cfgRsp->ueIdx, cfgRsp->cellId);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ macUeCfg.macUeCfgState = 0;
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : MAC UE CFG Response for EVENT[%d]: FAILURE [UE IDX : %d]", pst->event, cfgRsp->ueIdx);
+ if(pst->event == EVENT_MAC_UE_RECONFIG_RSP)
+ {
+ //TODO: Send the failure case in Ue Context Setup Response
+ }
+ ret = RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, cfgRsp, sizeof(MacUeCfgRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Received MAC Ue Config Response is NULL at DuProcMacUeCfgRsp()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+
+/*******************************************************************
+ *
+ * @brief Processes UE create Req to RLC UL
+ *
+ * @details
+ *
+ * Function : duBuildAndSendUeCreateReqToRlc
+ *
+ * Functionality:
+ * Processes UE create Req to RLC UL
+ *
+ * @params[in] cellId,
+ * ueIdx,
+ * Pointer to RlcUeCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t duBuildAndSendUeCreateReqToRlc(uint16_t cellId, uint8_t ueIdx,\
+ RlcUeCfg *duRlcUeCfg)
+{
+ uint8_t ret = ROK;
+ RlcUeCfg *rlcUeCfg = NULLP;
+ Pst pst;
+
+ ret = fillRlcUeCfg(cellId, ueIdx, NULL, duRlcUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to fill Rlc Ue Cfg at duBuildAndSendUeCreateReqToRlc()");
+ return ret;
+ }
+
+ FILL_PST_DUAPP_TO_RLC(pst, RLC_UL_INST, EVENT_RLC_UE_CREATE_REQ);
+ /* Copying ueCfg to a sharable buffer */
+ DU_ALLOC_SHRABL_BUF(rlcUeCfg, sizeof(RlcUeCfg));
+ if(rlcUeCfg)
+ {
+ memset(rlcUeCfg, 0, sizeof(RlcUeCfg));
+ memcpy(rlcUeCfg, duRlcUeCfg, sizeof(RlcUeCfg));
+ /* Processing one Ue at a time to RLC */
+ DU_LOG("\nDEBUG --> DU_APP: Sending UE create request to RLC UL");
+ ret = (*packRlcUeCreateReqOpts[pst.selector])(&pst, rlcUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU_APP : Failure in sending Ue Create Req to RLC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, rlcUeCfg, sizeof(RlcUeCfg));
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("\n ERROR --> DU APP : Memory alloc failed at duBuildAndSendUeCreateReqToRlc()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes UE create Rsp received from RLC UL
+ *
+ * @details
+ *
+
+ * Function : DuProcRlcUeCfgRsp
+ *
+ * Functionality:
+ * Processes UE create Rsp received from RLC UL
+ *
+ * @params[in] Post structure
+ * Pointer to RlcCfgCfm
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+uint8_t DuProcRlcUeCfgRsp(Pst *pst, RlcUeCfgRsp *cfgRsp)
+{
+ uint8_t ret = ROK;
+
+ if(cfgRsp)
+ {
+ if(cfgRsp->result == RLC_DU_APP_RSP_OK)
+ {
+ if(pst->event == EVENT_RLC_UE_CREATE_RSP)
+ {
+ DU_LOG("\nINFO --> DU_APP: RLC UE Create Response : SUCCESS [UE IDX:%d]", cfgRsp->ueIdx);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ rlcUeCfg.rlcUeCfgState = UE_CREATE_COMPLETE;
+ }
+ else if(pst->event == EVENT_RLC_UE_RECONFIG_RSP)
+ {
+ DU_LOG("\nINFO --> DU_APP: RLC UE Reconfig Response : SUCCESS [UE IDX:%d]", cfgRsp->ueIdx);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ rlcUeCfg.rlcUeCfgState = UE_RECFG_COMPLETE;
+ if((ret = duUpdateDuUeCbCfg(cfgRsp->ueIdx, cfgRsp->cellId)) == ROK)
+ {
+ BuildAndSendUeCtxtRsp(cfgRsp->ueIdx, cfgRsp->cellId);
+ duCb.actvCellLst[cfgRsp->cellId -1]->ueCb[cfgRsp->ueIdx -1].\
+ rlcUeCfg.rlcUeCfgState = 0;
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: RLC UE CFG Response for EVENT[%d] : FAILED [UE IDX : %d, REASON :%d]",\
+ pst->event, cfgRsp->ueIdx, cfgRsp->reason);
+ if((pst->event == EVENT_RLC_UE_RECONFIG_RSP))
+ {
+ //TODO: update failure case in ue Context setup Response
+ }
+ ret = RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, cfgRsp, sizeof(RlcUeCfgRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: Received RLC Ue Config Response is NULL at DuProcRlcUeCfgRsp()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send Ue Reconfig Req to RLC
+ *
+ * @details
+ *
+ * Function : duBuildAndSendUeReCfgReqToRLC
+ *
+ * Functionality: Builds and Send Ue Reconfig Req to RLC
+ *
+ * @params[in] cellId, crnti
+ * DuUeCfg *ueCfgDb
+ * RlcUeCfg *rlcUeCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duBuildAndSendUeReCfgReqToRlc(uint8_t cellId, uint8_t crnti, DuUeCfg *ueCfgDb)
+{
+ uint8_t ret = ROK, ueIdx = 0;
+ RlcUeCfg *rlcUeCfg = NULLP;
+
+ GET_UE_IDX(crnti, ueIdx);
+ DU_ALLOC_SHRABL_BUF(rlcUeCfg, sizeof(RlcUeCfg));
+ if(rlcUeCfg)
+ {
+ memset(rlcUeCfg, 0, sizeof(RlcUeCfg));
+ ret = fillRlcUeCfg(cellId, ueIdx, ueCfgDb, rlcUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed at duBuildAndSendUeReCfgReqToRlc()");
+ else
+ ret = sendUeReCfgReqToRlc(rlcUeCfg);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Memory Alloc failed at duBuildAndSendUeReCfgReqToRlc()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and Send Ue Reconfig Req to MAC
+ *
+ * @details
+ *
+ * Function : duBuildAndSendUeReCfgReqToMac
+ *
+ * Functionality: Builds and Send Ue Reconfig Req to MAC
+ *
+ * @params[in] CellGroupConfigRrc_t *macCellGrpCfg
+ * DuUeCfg *ueCfgDb
+ * MacUeCfg *macUeCfg
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duBuildAndSendUeReCfgReqToMac(uint8_t cellId, uint8_t crnti, DuUeCfg *ueCfgDb)
+{
+ uint8_t ret, ueIdx = 0;
+ MacUeCfg *macUeCfg = NULLP;
+
+ ret = ROK;
+ GET_UE_IDX(crnti, ueIdx);
+
+ DU_ALLOC_SHRABL_BUF(macUeCfg, sizeof(MacUeCfg));
+ if(macUeCfg)
+ {
+ memset(macUeCfg, 0, sizeof(MacUeCfg));
+ ret = fillMacUeCfg(cellId, ueIdx, crnti, ueCfgDb, macUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to fill Mac Ue Cfg at duBuildAndSendUeReCfgReqToMac()");
+ else
+ ret = sendUeReCfgReqToMac(macUeCfg);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Memory alloc failed for macUeCfg at duBuildAndSendUeReCfgReqToMac()");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Build and Send Ue context setup request
+ *
+ * @details
+ *
+
+ * Function : duBuildAndSendUeContextSetupReq
+ *
+ * Functionality:
+ * Build and Send Ue context setup request
+ *
+ * @params[in] cellId, crnti, DuUeCfg pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t duBuildAndSendUeContextSetupReq(uint16_t cellId, uint16_t crnti, DuUeCfg *duUeCfg)
+{
+ uint8_t ret = ROK;
+
+ DU_LOG("\nDEBUG --> DU_APP: Processing Ue Context Setup Request for cellId [%d]", cellId);
+ /* Filling RLC Ue Reconfig */
+ ret = duBuildAndSendUeReCfgReqToRlc(cellId, crnti, duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to build ctxt setup req for RLC at duBuildAndSendUeContextSetupReq()");
+
+ /* Filling MAC Ue Reconfig */
+ ret = duBuildAndSendUeReCfgReqToMac(cellId, crnti, duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed at build ctxt setup req for MAC at duBuildAndSendUeContextSetupReq()");
+
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes DL Rsp received from RLC DL
+ *
+ * @details
+ *
+
+ * Function : DuProcRlcDlRrcMsgRsp
+ *
+ * Functionality:
+ * Processes UE Rsp received from RLC DL
+ *
+ * @params[in] Post structure
+ * Pointer to RlcCfgCfm
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+uint8_t DuProcRlcDlRrcMsgRsp(Pst *pst, RlcDlRrcMsgRsp *dlRrcMsg)
+{
+ uint8_t ret = ROK, ueIdx = 0;
+ DuUeCb *ueCb = NULLP;
+
+ if(dlRrcMsg->state == TRANSMISSION_COMPLETE)
+ {
+ GET_UE_IDX(dlRrcMsg->crnti, ueIdx);
+ ueCb = &duCb.actvCellLst[dlRrcMsg->cellId -1]->ueCb[ueIdx -1];
+ if(ueCb->f1UeDb && ueCb->f1UeDb->dlRrcMsgPres)
+ {
+ if(ueCb->f1UeDb->actionType == UE_CTXT_SETUP)
+ {
+ ret = duBuildAndSendUeContextSetupReq(dlRrcMsg->cellId, dlRrcMsg->crnti, &ueCb->f1UeDb->duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to process UE Context Setup Request in DuProcRlcDlRrcMsgRsp()");
+ }
+ if(ueCb->f1UeDb->actionType == UE_CTXT_MOD)
+ {
+ ret = duBuildAndSendUeContextModReq(dlRrcMsg->cellId, dlRrcMsg->crnti, &ueCb->f1UeDb->duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to process UE Context Mod Request in DuProcRlcDlRrcMsgRsp()");
+ }
+ }
+ }
+ else
+ DU_LOG("\nERROR --> DU APP : Failed to transmit DL RRC Msg");
+
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, dlRrcMsg, sizeof(RlcDlRrcMsgRsp));
+ return ret;
+}
+/*******************************************************************
+ *
+ * @brief Process UE context setup request from CU
+ *
+ * @details
+ *
+ * Function : duProcUeContextSetupRequest
+ *
+ * Functionality: Process UE context setup request from CU
+ *
+ * @params[in] F1AP message
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duProcUeContextSetupRequest(DuUeCb *ueCb)
+{
+ uint8_t ret, cellId;
+
+ ret = ROK;
+ if(ueCb)
+ {
+ cellId = duCb.actvCellLst[ueCb->f1UeDb->cellIdx]->cellId;
+ /* Send DL RRC msg for security Mode */
+ if(ueCb->f1UeDb->dlRrcMsg)
+ {
+ if(ueCb->f1UeDb->dlRrcMsg->rrcMsgPdu)
+ {
+ /* Sending DL RRC Message to RLC */
+ ret = duBuildAndSendDlRrcMsgToRlc(cellId, ueCb->rlcUeCfg, ueCb->f1UeDb->dlRrcMsg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to send DL RRC msg in duProcUeContextSetupRequest()");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueCb->f1UeDb->dlRrcMsg->rrcMsgPdu,\
+ ueCb->f1UeDb->dlRrcMsg->rrcMsgSize);
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueCb->f1UeDb->dlRrcMsg, sizeof(F1DlRrcMsg));
+ }
+ }
+ }
+ else if(ueCb->f1UeDb->actionType == UE_CTXT_SETUP)
+ {
+ ret = duBuildAndSendUeContextSetupReq(cellId, ueCb->crnti, &ueCb->f1UeDb->duUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to build ue context setup Req in duProcUeContextSetupRequest()");
+ }
+ }
+ }
+ else
+ {
+ //TODO: To send the failure cause in UeContextSetupRsp
+ DU_LOG("ERROR --> DU APP : Failed to process UE CNTXT SETUP REQ at duProcUeContextSetupRequest()");
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Build and Send Ue context mod request
+ *
+ * @details
+ *
+ *
+ * Function : duBuildAndSendUeContextModReq
+ *
+ * Functionality:
+ * Build and Send Ue context mod request
+ *
+ * @params[in] cellId, crnti, DuUeCfg pointer
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t duBuildAndSendUeContextModReq(uint16_t cellId, uint16_t crnti, DuUeCfg *duUeCfg)
+{
+ uint8_t ret = ROK;
+
+ DU_LOG("\nDEBUG --> DU_APP: Processing Ue Context Mod Request for cellId [%d]", cellId);
+ /* Filling RLC Ue Reconfig */
+ ret = duBuildAndSendUeReCfgReqToRlc(cellId, crnti, duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed to build ctxt setup req for RLC at duBuildAndSendUeContextModReq()");
+
+ /* Filling MAC Ue Reconfig */
+ ret = duBuildAndSendUeReCfgReqToMac(cellId, crnti, duUeCfg);
+ if(ret == RFAILED)
+ DU_LOG("\nERROR --> DU APP : Failed at build ctxt setup req for MAC at duBuildAndSendUeContextModReq()");
+
+ return ret;
+}
+/*******************************************************************
+ *
+ * @brief Processing Ue context mod request
+ *
+ * @details
+ *
+ *
+ * Function : duProcUeContextModReq
+ *
+ * Functionality:
+ * Processing Ue context mod request
+ *
+ * @params[in] DuUeCb *ueCb
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t duProcUeContextModReq(DuUeCb *ueCb)
+{
+ uint8_t ret, cellId;
+
+ ret = ROK;
+ if(ueCb)
+ {
+ cellId = duCb.actvCellLst[ueCb->f1UeDb->cellIdx]->cellId;
+ /* Send DL RRC msg for security Mode */
+ if(ueCb->f1UeDb->dlRrcMsg)
+ {
+ if(ueCb->f1UeDb->dlRrcMsg->rrcMsgPdu)
+ {
+ /* Sending DL RRC Message to RLC */
+ ret = duBuildAndSendDlRrcMsgToRlc(cellId, ueCb->rlcUeCfg, ueCb->f1UeDb->dlRrcMsg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to send DL RRC msg in duProcUeContextModReq()");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueCb->f1UeDb->dlRrcMsg->rrcMsgPdu,\
+ ueCb->f1UeDb->dlRrcMsg->rrcMsgSize);
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueCb->f1UeDb->dlRrcMsg, sizeof(F1DlRrcMsg));
+ }
+ }
+ }
+ else
+ {
+ ret = duBuildAndSendUeContextModReq(cellId, ueCb->crnti, &ueCb->f1UeDb->duUeCfg);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : Failed to build ue context setup Req in duProcUeContextModReq()");
+ }
+ }
+ }
+ else
+ {
+ //TODO: To send the failure cause in UeContextModRsp
+ DU_LOG("ERROR --> DU APP : Failed to process UE CNTXT MOD REQ at duProcUeContextModReq()");
+ }
+ return ROK;
+}
+
+/*******************************************************************
+*
+* @brief Function to delete Pdsch ServCellCfg
+*
+* @details
+*
+* Function : deletePdschServCellCfg
+*
+* Functionality: Function to delete Pdsch ServCellCfg
+*
+* @params[in] PdschServCellCfg *pdschServCellCfg
+* @return void
+*
+* ****************************************************************/
+
+void deletePdschServCellCfg(PdschServCellCfg *pdschServCellCfg)
+{
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,pdschServCellCfg->maxMimoLayers, sizeof(uint8_t));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,pdschServCellCfg->maxCodeBlkGrpPerTb, sizeof(MaxCodeBlkGrpPerTB));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,pdschServCellCfg->codeBlkGrpFlushInd, sizeof(bool));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,pdschServCellCfg->xOverhead, sizeof(PdschXOverhead));
+}
+
+/*******************************************************************
+ *
+* @brief delete MacUeCfg from duCb
+*
+* @details
+*
+* Function : deleteMacUeCfg
+*
+* Functionality: delete MacUeCfg from duCb
+*
+* @params[in] Pointer to MacUeCfg
+* @return ROK - success
+* RFAILED - failure
+*
+*******************************************************************/
+
+void deleteMacUeCfg(MacUeCfg *ueCfg)
+{
+ uint8_t lcCfgIdx;
+ uint8_t resrcIdx;
+ ServCellCfgInfo *servCellCfg;
+ PucchResrcInfo *resrcToAddModList;
+
+ if(ueCfg)
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,ueCfg->ambrCfg, sizeof(AmbrCfg));
+ if(ueCfg->spCellCfgPres)
+ {
+ servCellCfg = &ueCfg->spCellCfg.servCellCfg;
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->bwpInactivityTmr, sizeof(uint8_t));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.resrcSet,\
+ sizeof(PucchResrcSetCfg));
+ if(servCellCfg->initUlBwp.pucchCfg.resrc)
+ {
+ /*freeing the PucchResrcCfg*/
+ for(resrcIdx= 0; resrcIdx< servCellCfg->initUlBwp.pucchCfg.resrc->resrcToAddModListCount; resrcIdx++)
+ {
+ resrcToAddModList=&servCellCfg->initUlBwp.pucchCfg.resrc->resrcToAddModList[resrcIdx];
+ switch(resrcToAddModList->pucchFormat)
+ {
+ case PUCCH_FORMAT_0:
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,resrcToAddModList->PucchFormat.format0 ,\
+ sizeof(PucchFormat0));
+ break;
+ }
+ case PUCCH_FORMAT_1:
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,resrcToAddModList->PucchFormat.format1 ,\
+ sizeof(PucchFormat1));
+ break;
+ }
+ case PUCCH_FORMAT_2:
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,resrcToAddModList->PucchFormat.format2 ,\
+ sizeof(PucchFormat2_3));
+ break;
+ }
+ case PUCCH_FORMAT_3:
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,resrcToAddModList->PucchFormat.format3 ,\
+ sizeof(PucchFormat2_3));
+ break;
+ }
+ case PUCCH_FORMAT_4:
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,resrcToAddModList->PucchFormat.format4 ,\
+ sizeof(PucchFormat4));
+ break;
+ }
+ }
+ }
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.resrc,\
+ sizeof(PucchResrcCfg));
+ }
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.format1,\
+ sizeof(PucchFormatCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.format2,\
+ sizeof(PucchFormatCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.format3,\
+ sizeof(PucchFormatCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.format4,\
+ sizeof(PucchFormatCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.schedReq,\
+ sizeof(PucchSchedReqCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.multiCsiCfg,\
+ sizeof(PucchMultiCsiCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.spatialInfo,\
+ sizeof(PucchSpatialCfg));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.dlDataToUlAck ,\
+ sizeof(PucchDlDataToUlAck));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,servCellCfg->initUlBwp.pucchCfg.powerControl,\
+ sizeof(PucchPowerControl));
+ deletePdschServCellCfg(&servCellCfg->pdschServCellCfg);
+ }
+ for(lcCfgIdx=0; lcCfgIdx< ueCfg->numLcs; lcCfgIdx++)
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,ueCfg->lcCfgList[lcCfgIdx].drbQos, sizeof(DrbQosInfo));
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL,ueCfg->lcCfgList[lcCfgIdx].snssai, sizeof(Snssai));
+ }
+ }
+ memset(ueCfg, 0, sizeof(MacUeCfg));
+}
+
+/*******************************************************************
+*
+* @brief Handle UE delete response from MAC
+*
+* @details
+*
+* Function : DuProcMacUeDeleteRsp
+*
+* Functionality: Handle UE delete response from MAC
+*
+* @params[in] Pointer to MacUeDeleteRsp and Pst
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t DuProcMacUeDeleteRsp(Pst *pst, MacUeDeleteRsp *deleteRsp)
+{
+ uint16_t cellIdx=0;
+ if(deleteRsp)
+ {
+ if(deleteRsp->result == SUCCESS)
+ {
+ DU_LOG("\nINFO --> DU APP : MAC UE Delete Response : SUCCESS [UE IDX : %d]", deleteRsp->ueIdx);
+ GET_CELL_IDX(deleteRsp->cellId, cellIdx);
+ if(duCb.actvCellLst[cellIdx])
+ {
+ deleteMacUeCfg(&duCb.actvCellLst[cellIdx]->ueCb[deleteRsp->ueIdx -1].macUeCfg);
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : DuProcMacUeDeleteRsp(): MAC UE Delete Response : FAILURE [UE IDX : %d]",\
+ deleteRsp->ueIdx);
+ return RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, deleteRsp, sizeof(MacUeDeleteRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : DuProcMacUeDeleteRsp(): MAC UE Delete Response is null");
+ return RFAILED;
+ }
+ return ROK;
+}
+
+/*******************************************************************
+*
+* @brief delete RlcUeCfg from duCb
+*
+* @details
+*
+* Function : deleteDuRlcUeCfg
+*
+* Functionality:
+* delete RlcUeCfg from duCb
+*
+* @params[in] Post structure
+* Pointer to RlcUeCfg
+* @return ROK - success
+* RFAILED - failure
+*
+*****************************************************************/
+
+void deleteDuRlcUeCfg(RlcUeCfg *ueCfg)
+{
+ uint8_t lcIdx = 0;
+ RlcBearerCfg *lcCfg= NULLP;
+ if(ueCfg)
+ {
+ for(lcIdx =0 ; lcIdx < ueCfg->numLcs ; lcIdx++)
+ {
+ lcCfg = &ueCfg->rlcLcCfg[lcIdx];
+ switch(lcCfg->rlcMode)
+ {
+ case RLC_AM :
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, lcCfg->u.amCfg, sizeof(AmBearerCfg));
+ break;
+ }
+ case RLC_UM_BI_DIRECTIONAL :
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, lcCfg->u.umBiDirCfg, sizeof(UmBiDirBearerCfg));
+ break;
+ }
+ case RLC_UM_UNI_DIRECTIONAL_UL :
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, lcCfg->u.umUniDirUlCfg, sizeof(UmUniDirUlBearerCfg));
+ break;
+ }
+ case RLC_UM_UNI_DIRECTIONAL_DL :
+ {
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, lcCfg->u.umUniDirDlCfg, sizeof(UmUniDirDlBearerCfg));
+ break;
+ }
+ }
+ }
+ memset(ueCfg, 0, sizeof(RlcUeCfg));
+ }
+}
+
+/*******************************************************************
+*
+* @brief Processes UE Delete Rsp received from RLC
+*
+* @details
+*
+* Function : DuProcRlcUeDeleteRsp
+*
+* Functionality:
+* Processes UE Delete Rsp received from RLC
+*
+* @params[in] Post structure
+* Pointer to RlcUeDeleteRsp
+* @return ROK - success
+* RFAILED - failure
+*
+*****************************************************************/
+
+uint8_t DuProcRlcUeDeleteRsp(Pst *pst, RlcUeDeleteRsp *delRsp)
+{
+ uint8_t ueIdx = 0, ret = ROK;
+ uint16_t cellIdx = 0;
+ if(delRsp)
+ {
+ ueIdx = delRsp->ueIdx;
+ GET_CELL_IDX(delRsp->cellId, cellIdx);
+
+ if(delRsp->result == SUCCESSFUL)
+ {
+ DU_LOG("\nINFO --> DU_APP: RLC UE Delete Response : SUCCESS [UE IDX:%d]", ueIdx);
+ if(duCb.actvCellLst[cellIdx]!=NULLP)
+ {
+ deleteDuRlcUeCfg(&duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].rlcUeCfg);
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: RLC UE Delete Response : FAILED [UE IDX:%d]", ueIdx);
+ ret = RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, delRsp, sizeof(RlcUeDeleteRsp));
+
+ }
+ return ret;
+}
+
+/*******************************************************************
+*
+* @brief Sending UE Delete Req To Mac
+*
+* @details
+*
+* Function : sendUeDeleteReqToMac
+*
+* Functionality:
+* sending UE Delete Req To Mac
+*
+* @params[in] cellId, ueIdx, crnti
+* @return ROK - success
+* RFAILED - failure
+*
+*****************************************************************/
+
+uint8_t sendUeDeleteReqToMac(uint16_t cellId, uint8_t ueIdx, uint16_t crnti)
+{
+ Pst pst;
+ uint8_t ret=ROK;
+ MacUeDelete *ueDelete = NULLP;
+
+ DU_ALLOC_SHRABL_BUF(ueDelete, sizeof(MacUeDelete));
+ if(ueDelete)
+ {
+ ueDelete->cellId = cellId;
+ ueDelete->ueIdx = ueIdx;
+ ueDelete->crnti = crnti;
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_UE_DELETE_REQ);
+
+ /* Processing one Ue at a time to MAC */
+ DU_LOG("\nDEBUG --> DU_APP: Sending UE delete Request to MAC ");
+ ret = (*packMacUeDeleteReqOpts[pst.selector])(&pst, ueDelete);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU_APP: sendUeDeleteReqToMac(): Failed to send UE delete Req to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueDelete, sizeof(MacUeDelete));
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: sendUeDeleteReqToMac(): Failed to allocate memory");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Sending UE Delete Req To Rlc
+ *
+ * @details
+ *
+ * Function : sendUeDeleteReqToRlc
+ *
+ * Functionality:
+ * Sending UE Delete Req To Rlc
+ *
+ * @params[in] cellId, ueIdx
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *****************************************************************/
+
+uint8_t sendUeDeleteReqToRlc(uint16_t cellId, uint8_t ueIdx)
+{
+ uint8_t ret;
+ Pst pst;
+ RlcUeDelete *ueDelete;
+
+ DU_ALLOC_SHRABL_BUF(ueDelete, sizeof(RlcUeDelete));
+ if(ueDelete !=NULLP)
+ {
+ ueDelete->cellId = cellId;
+ ueDelete->ueIdx = ueIdx;
+ FILL_PST_DUAPP_TO_RLC(pst, RLC_UL_INST, EVENT_RLC_UE_DELETE_REQ);
+
+ ret = (*packRlcUeDeleteReqOpts[pst.selector])(&pst, ueDelete);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU_APP : sendUeDeleteReqToRlc():Failed to send UE Delete Req to RLC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, ueDelete, sizeof(RlcUeDelete));
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU_APP: sendUeDeleteReqToRlc():Memory allocation failed");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief DU processes UE delete req from CU and sends to MAC and RLC
+ *
+ * @details
+ *
+ * Function : duProcUeDeleteReq
+ *
+ * Functionality: DU processes UE delete req from CU and sends to MAC
+ * and RLC
+ *
+ * @params[in] cellId, crnti
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duProcUeDeleteReq(uint16_t cellId, uint16_t crnti)
+{
+ uint16_t cellIdx = 0;
+ uint8_t ueIdx = 0;
+
+ DU_LOG("\nDEBUG --> DU_APP: Processing UE Delete Request ");
+ GET_CELL_IDX(cellId, cellIdx);
+ GET_UE_IDX(crnti, ueIdx);
+
+ if(duCb.actvCellLst[cellIdx] != NULLP)
+ {
+ if(duCb.actvCellLst[cellIdx]->ueCb[ueIdx-1].crnti == crnti)
+ {
+ if(sendUeDeleteReqToRlc(cellId, ueIdx) == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : duProcUeDeleteReq():Failed to build UE delete req for RLC ");
+ return RFAILED;
+ }
+ if(sendUeDeleteReqToMac(cellId, ueIdx, crnti) == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : duProcUeDeleteReq(): Failed to build UE delete req for MAC ");
+ return RFAILED;
+ }
+
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : duProcUeDeleteReq(): crnti is not found");
+ return RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : duProcUeDeleteReq(): Cell Id is not found");
+ return RFAILED;
+ }
+
+ return ROK;
+}