+++ /dev/null
-/*******************************************************************************
-################################################################################
-# Copyright (c) [2017-2019] [Radisys] #
-# #
-# Licensed under the Apache License, Version 2.0 (the "License"); #
-# you may not use this file except in compliance with the License. #
-# You may obtain a copy of the License at #
-# #
-# http://www.apache.org/licenses/LICENSE-2.0 #
-# #
-# Unless required by applicable law or agreed to in writing, software #
-# distributed under the License is distributed on an "AS IS" BASIS, #
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
-# See the License for the specific language governing permissions and #
-# limitations under the License. #
-################################################################################
-*******************************************************************************/
-
-/********************************************************************20**
-
- Name: NR RLC Layer - Lower Interface Functions
-
- Type: C file
-
- Desc: Source code for RLC Lower Interface Module.
- This file contains following functions
-
- --RlcLiRguBndCfm
- --rlcProcCommLcUlData
- --rlcProcDedLcUlData
- --rlcProcCommLcSchedRpt
- --rlcProcDedLcSchedRpt
- --RlcLiRguHqStaInd
-
- File: kw_lim.c
-
-**********************************************************************/
-
-/**
- * @file kw_lim.c
- * @brief RLC Lower Interface module
-*/
-
-#define RLC_MODULE RLC_DBGMASK_INF
-
-\f
-/* header (.h) include files */
-#include "common_def.h"
-#include "lkw.h" /* LKW defines */
-#include "ckw.h" /* CKW defines */
-#include "kwu.h" /* KWU defines */
-#include "rgu.h" /* RGU defines */
-#include "kw_err.h"
-#include "kw_env.h" /* RLC environment options */
-
-#include "kw.h" /* RLC defines */
-#include "kw_udx.h"
-#include "kw_dl.h"
-#include "kw_ul.h"
-
-/* extern (.x) include files */
-#include "lkw.x" /* LKW */
-#include "ckw.x" /* CKW */
-#include "kwu.x" /* KWU */
-#include "rgu.x" /* RGU */
-
-#include "kw.x"
-#include "kw_udx.x"
-#include "kw_dl.x"
-#include "kw_ul.x"
-#include "rlc_utils.h"
-#include "rlc_mac_inf.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-\f
-/*****************************************************************************
- * RGU INTERFACE
- ****************************************************************************/
-/**
- * @brief Handler for bind confirmation from MAC.
- *
- * @details
- * This function handles the bind confirmation received from MAC. If the
- * bind was successful changes the state of the SAP to RLC_SAP_BND
- * else RLC_SAP_CFG. Sends an alarm to LM in any case
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] status Status whether the bind was successful or not
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-S16 RlcLiRguBndCfm(Pst *pst,SuId suId,uint8_t status)
-{
- uint16_t event; /* Event */
- uint16_t cause; /* Cause */
- RlcRguSapCb *rguSap; /* RGU SAP Control Block */
- RlcCb *tRlcCb;
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (pst->dstInst >= MAX_RLC_INSTANCES)
- {
- return (RFAILED);
- }
-#endif
- tRlcCb = RLC_GET_RLCCB(pst->dstInst);
-
- DU_LOG("\nDEBUG --> RLC UL : RlcLiRguBndCfm(suId(%d), status(%d)", suId, status);
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (tRlcCb->init.cfgDone != TRUE)
- {
- DU_LOG("\nERROR --> RLC UL : General configuration not done");
-
- RLC_SEND_SAPID_ALARM(tRlcCb,suId,LKW_EVENT_LI_BND_CFM, LCM_CAUSE_INV_STATE);
-
- return RFAILED;
- }
-
- if ((suId >= tRlcCb->genCfg.maxRguSaps) || (suId < 0))
- {
- DU_LOG("\nERROR --> RLC UL : Invalid suId");
-
- RLC_SEND_SAPID_ALARM(tRlcCb,suId, LKW_EVENT_LI_BND_CFM, LCM_CAUSE_INV_SUID);
-
- return RFAILED;
- }
-#endif /* ERRCLASS & ERRCLS_INT_PAR */
-
- rguSap = (tRlcCb->genCfg.rlcMode == LKW_RLC_MODE_DL) ?
- &(tRlcCb->u.dlCb->rguDlSap[suId]) : &(tRlcCb->u.ulCb->rguUlSap[suId]);
-
- DU_LOG("\nDEBUG --> RLC UL : RlcLiRguBndCfm: For RGU SAP state=%d", rguSap->state);
-
- switch (rguSap->state)
- {
- case RLC_SAP_BINDING:
- {
- rlcStopTmr (tRlcCb,(PTR)rguSap, EVENT_RLC_WAIT_BNDCFM);
-
- rguSap->retryCnt = 0;
-
- if (status == CM_BND_OK)
- {
- rguSap->state = RLC_SAP_BND;
- event = LCM_EVENT_BND_OK;
- cause = LKW_CAUSE_SAP_BNDENB;
- }
- else
- {
- rguSap->state = RLC_SAP_CFG;
- event = LCM_EVENT_BND_FAIL;
- cause = LKW_CAUSE_UNKNOWN;
- }
-
- break;
- }
- default:
- event = LKW_EVENT_RGU_BND_CFM;
- cause = LCM_CAUSE_INV_STATE;
- break;
- }
-
- /* Send an alarm with proper event and cause */
- RLC_SEND_SAPID_ALARM(tRlcCb, suId, event, cause);
-
- return (ROK);
-} /* RlcLiRguBndCfm */
-
-int rlcDDatIndRcvd;
-int rlcCDatIndRcvd;
-/**
- * @brief Handler to process PDU received from MAC for common logical channels.
- *
- * @details
- * This function receives the PDU from MAC for common logical channels
- * does checks before handing over the PDU to the TM module
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] datInd Data Indication Information
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-uint8_t rlcProcCommLcUlData(Pst *pst, SuId suId, RguCDatIndInfo *datInd)
-{
- RlcUlRbCb *rbCb;
- RlcCb *tRlcCb;
-
- rlcCDatIndRcvd++;
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (pst->dstInst >= MAX_RLC_INSTANCES)
- {
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguCDatIndInfo));
- return RFAILED;
- }
-#endif
-
- tRlcCb = RLC_GET_RLCCB(pst->dstInst);
-
-#if (ERRCLASS & ERRCLS_DEBUG)
- if (tRlcCb->genCfg.rlcMode == LKW_RLC_MODE_DL)
- {
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguCDatIndInfo));
- return RFAILED;
- }
-#endif
-
- /* kw006.201 ccpu00120058, Added array boundary condition check */
-#if (ERRCLASS & ERRCLS_DEBUG)
- if(RLC_MAX_LCH_PER_CELL <= datInd->lcId)
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcCommLcUlData : Invalid LcId [%d], Max is [%d]",\
- datInd->lcId, RLC_MAX_LCH_PER_CELL);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguCDatIndInfo));
- return RFAILED;
- }
-#endif /* (ERRCLASS & ERRCLS_DEBUG) */
-
- /* Fetch RbCb from lcId */
- rlcDbmFetchUlRbCbFromLchId(tRlcCb, datInd->rnti, datInd->cellId, datInd->lcId, &rbCb);
- if (!rbCb)
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcCommLcUlData : LcId [%d] not found",
- datInd->lcId);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguCDatIndInfo));
- return RFAILED;
- }
-
- /* Dispatch to TM Module */
-#ifdef CCPU_OPT
- rlcTmmRcvFrmMac(tRlcCb, rbCb, datInd->rnti, datInd->pdu);
-#else /* CCPU_OPT */
- rlcTmmRcvFrmMac(tRlcCb, rbCb, datInd->pdu);
-#endif /* CCPU_OPT */
-
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguCDatIndInfo));
-
- return (ROK);
-} /* rlcProcCommLcUlData */
-
-/**
- * @brief Handler to process PDU received from MAC for
- * dedicated logical channels.
- *
- * @details
- * This function receives the PDU from MAC for one or more dedicated
- * logical channels and passes it to the UTL module for further processing
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] datInd Data Indication Information
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-
-uint8_t rlcProcDedLcUlData(Pst *pst, SuId suId, RguDDatIndInfo *datInd)
-{
- rlcDDatIndRcvd++;
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (pst->dstInst >= MAX_RLC_INSTANCES)
- {
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguDDatIndInfo));
- return RFAILED;
- }
-#endif
-
-#if (ERRCLASS & ERRCLS_DEBUG)
- if (((RlcCb*)RLC_GET_RLCCB(pst->dstInst))->genCfg.rlcMode == LKW_RLC_MODE_DL)
- {
- DU_LOG("\nDEBUG --> RLC UL : rlcProcDedLcUlData : suId(%d))recieved in DL Inst", suId);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguDDatIndInfo));
- return RFAILED;
- }
-#endif
- rlcUtlRcvFrmMac(RLC_GET_RLCCB(pst->dstInst),datInd);
-#ifndef SS_RBUF
-#ifdef SS_LOCKLESS_MEMORY
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguDDatIndInfo));
-#else
- RLC_PST_FREE(RLC_MEM_REGION_UL, RLC_POOL, datInd, sizeof(RguDDatIndInfo));
-#endif
-#endif
-
- return ROK;
-} /* rlcProcDedLcUlData */
-
-/**
- * @brief Handler for trigerring the data transfer from RLC to MAC
- * for common logical channels.
- *
- * @details
- * This function receives the size of the PDU to be transmitted
- * and acts as a trigger for forming PDU and sending it to MAC.
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] staInd Status Indication Information for Common Logical
- * Channels
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-uint8_t rlcProcCommLcSchedRpt(Pst *pst, SuId suId, RguCStaIndInfo *staInd)
-{
- RlcDlRbCb *rbCb;
- RlcCb *tRlcCb;
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (pst->dstInst >= MAX_RLC_INSTANCES)
- {
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
- return (RFAILED);
- }
-#endif
-
- tRlcCb = RLC_GET_RLCCB(pst->dstInst);
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if ((suId >= tRlcCb->genCfg.maxRguSaps) || (suId < 0))
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcCommLcSchedRpt: Invalid RGU suId %d\n", suId);
- return RFAILED;
- }
- if (tRlcCb->genCfg.rlcMode == LKW_RLC_MODE_UL)
- {
- DU_LOG("\nDEBUG --> RLC UL : rlcProcCommLcSchedRpt: Received in RLC UL CELLID:%d",
- staInd->cellId);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
- return RFAILED;
- }
-#endif
-
- rbCb = NULLP;
-
- /* kw006.201 ccpu00120058, added boundary condition check */
-#if (ERRCLASS & ERRCLS_DEBUG)
- if(RLC_MAX_LCH_PER_CELL < staInd->lcId)
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcCommLcSchedRpt: Invalid LcId, Max is [%d] CELLID:%d",
- RLC_MAX_LCH_PER_CELL, staInd->cellId);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
- return RFAILED;
- }
-#endif /* (ERRCLASS & ERRCLS_DEBUG) */
- /* Fertch RbCb from lcId */
- rlcDbmFetchDlRbCbFromLchId(tRlcCb,0, staInd->cellId, staInd->lcId, &rbCb);
- if(!rbCb)
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcCommLcSchedRpt: LcId [%d] not found CELLID:%d",
- staInd->lcId, staInd->cellId);
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
- return RFAILED;
- }
-
- /* Dispatch to TM Module */
- rbCb->transId = staInd->transId;
- rlcTmmSendToMac(tRlcCb, suId, rbCb, staInd);
-#ifndef SS_RBUF
-#ifdef SS_LOCKLESS_MEMORY
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
-#else
- RLC_PST_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
-#endif
-#else
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguCStaIndInfo));
-#endif
- return ROK;
-} /* rlcProcCommLcSchedRpt */
-
-/**
- * @brief Handler for trigerring the data transfer from RLC to MAC
- * for dedicated logical channels.
- *
- * @details
- * This function receives the size of the PDUs to be transmitted to
- * MAC via one or more dedicated logical channels and acts as a trigger
- * for forming PDUs and sending them to MAC.
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] staInd Status Indication Information for Dedicated Logical
- * Channels
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-uint8_t rlcProcDedLcSchedRpt(Pst *pst, SuId suId, RguDStaIndInfo *staInd)
-{
- RlcCb *gCb;
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (pst->dstInst >= MAX_RLC_INSTANCES)
- {
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguDStaIndInfo));
- return RFAILED;
- }
-#endif
-
- gCb = RLC_GET_RLCCB(pst->dstInst);
-
-#if (ERRCLASS & ERRCLS_INT_PAR)
- if (((RlcCb*)RLC_GET_RLCCB(pst->dstInst))->genCfg.rlcMode == LKW_RLC_MODE_UL)
- {
- DU_LOG("\nDEBUG --> RLC UL : rlcProcDedLcSchedRpt: Received in RLC UL ");
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguDStaIndInfo));
- return RFAILED;
- }
- if ((suId >= gCb->genCfg.maxRguSaps) || (suId < 0))
- {
- DU_LOG("\nERROR --> RLC UL : rlcProcDedLcSchedRpt: Invalid RGU suId %d\n", suId);
- return (RFAILED);
- }
-#endif
- rlcUtlSendToMac(gCb, suId, staInd);
-
- /* kw002.201 :Freeing from proper region */
- RLC_SHRABL_STATIC_BUF_FREE(RLC_MEM_REGION_DL, RLC_POOL, staInd, sizeof(RguDStaIndInfo));
- return ROK;
-} /* rlcProcDedLcSchedRpt */
-
-/**
- * @brief Handler for handling the flow cntrl Ind from MAC
- * to RLC
- *
- * @details
- * This function receives the flow control indication from
- * MAC and calls rlcUtlTrigPdbFlowCntrl
- *
- * @param[in] pst Post structure
- * @param[in] suId Service User ID
- * @param[in] flowCntrlInd flow control Indication Information
- * from MAC
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
-*/
-S16 RlcLiRguFlowCntrlInd(Pst *pst,SuId suId,RguFlowCntrlInd *flowCntrlInd)
-{
- RlcCb *tRlcCb;
- RlcDlRbCb *rbCb = NULLP;
- uint32_t idx;
- uint32_t lcIdx;
-
- tRlcCb = RLC_GET_RLCCB(pst->dstInst);
- for (idx = 0; idx < flowCntrlInd->numUes; idx++)
- {
- for (lcIdx = 0; lcIdx < flowCntrlInd->ueFlowCntrlInfo[idx].numLcs; lcIdx++)
- {
- RguLcFlowCntrlInfo *lcInfo = &(flowCntrlInd->ueFlowCntrlInfo[idx].lcInfo[lcIdx]);
- rlcDbmFetchDlRbCbFromLchId(tRlcCb, flowCntrlInd->ueFlowCntrlInfo[idx].ueId, flowCntrlInd->cellId, lcInfo->lcId, &rbCb);
- if (rbCb)
- {
-
- if (lcInfo->pktAdmitCnt == 0) /* Special case */
- {
- rlcUtlTrigPdbFlowCntrl(tRlcCb, rbCb, lcInfo->pktAdmitCnt);
- continue;
- }
- if (rbCb->mode == RLC_MODE_AM)
- {
- if ((rbCb->m.amDl.retxLst.count != 0) ||
- ((rbCb->m.amDl.bo == 0) ||
- (rbCb->m.amDl.bo < lcInfo->maxBo4FlowCtrl)))
- {
- continue;
- }
- }
- else /* UM */
- {
- if ((rbCb->m.umDl.bo == 0) ||
- (rbCb->m.umDl.bo < lcInfo->maxBo4FlowCtrl))
- {
- continue;
- }
- }
- rlcUtlTrigPdbFlowCntrl(tRlcCb, rbCb, lcInfo->pktAdmitCnt);
- }
- }
- }
- return ROK;
-}
-/* kw005.201 added support for L2 Measurement */
-#ifdef LTE_L2_MEAS
-\f
-/**
- *
- * @brief
- *
- * Handler for indicating the Harq Status of the data sent.
- *
- * @b Description:
- *
- * This function receives the harq status of the data sent to MAC.
- * This information is used for two things.
- * 1. Computing the UuLoss of UM
- * 2. Computing the DL Delay for UM and AM.
- *
- * @param[in] pst - Post structure
- * @param[in] suId - Service User ID
- * @param[in] staInd - Harq Status Indication Information.
- *
- * @return S16
- * -# ROK
- * -# RFAILED
- *
- */
-S16 RlcLiRguHqStaInd(Pst *pst, SuId suId,RguHarqStatusInd *staInd)
-{
-
- RlcUeKey ueKey;
- S16 ret;
- RlcDlUeCb *ueCb;
- uint8_t tbIdx;
- RlcCb *tRlcCb;
-
- tRlcCb = RLC_GET_RLCCB(pst->dstInst);
- ueKey.cellId = staInd->cellId;
- ueKey.ueId = staInd->ueId;
-
- ret = rlcDbmFetchDlUeCb(tRlcCb, ueKey.ueId, ueKey.cellId, &ueCb);
- if (ret != ROK )
- {
- return RFAILED;
- }
-
- /*Call rlcUtlProcHarqInd as many times as number of Tbs present*/
- for ( tbIdx = 0; tbIdx < staInd->numTbs; tbIdx++)
- {
- rlcUtlProcHarqInd(tRlcCb, staInd, ueCb, tbIdx);
- }
-
- return (ROK);
-} /* RlcLiRguHqStaInd */
-#endif /* LTE_L2_MEAS */
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-/********************************************************************30**
- End of file
-**********************************************************************/
Code Review / o-du / l2.git / blobdiff