<JIRA ID: ODUHIGH-386 : UL scheduling as per RRM policy
[o-du/l2.git] / src / 5gnrsch / sch_ue_mgr.c
index 8be797c..0c42675 100644 (file)
@@ -194,7 +194,7 @@ void fillSchUlLcCtxt(SchUlLcCtxt *ueCbLcCfg, SchLcCfg *lcCfg)
 uint8_t updateDedLcInfo(Snssai *snssai, SchRrmPolicy *rrmPolicy, SchLcPrbEstimate *lcPrbEst,\
                          bool *isDedicated)
 {
-   if(memcmp(snssai, &(rrmPolicy->memberList.snssai), sizeof(Snssai)))
+   if(memcmp(snssai, &(rrmPolicy->memberList.snssai), sizeof(Snssai)) == 0)
    {
       if(lcPrbEst->dedLcInfo == NULLP)
       {
@@ -277,9 +277,11 @@ uint8_t fillSchUeCb(SchUeCb *ueCb, SchUeCfg *ueCfg)
             BuildK0K1Table(ueCb->cellCb, &ueCb->ueCfg.spCellCfg.servCellCfg.initDlBwp.k0K1InfoTbl, false, pdschCfg,\
                   ueCfg->spCellCfg.servCellCfg.initDlBwp.pdschCfg, dlDataToUlAck->dlDataToUlAckListCount,\
                   dlDataToUlAck->dlDataToUlAckList);
+            ueCb->ueCfg.spCellCfg.servCellCfg.initDlBwp.k0K1TblPrsnt = true;
             BuildK2InfoTable(ueCb->cellCb, ueCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList,\
                   ueCfg->spCellCfg.servCellCfg.initUlBwp.puschCfg.numTimeDomRsrcAlloc,\
                   NULLP, &ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.k2InfoTbl);
+                  ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.k2TblPrsnt = true;
          }
       }
    }
@@ -545,6 +547,7 @@ uint8_t MacSchAddUeConfigReq(Pst *pst, SchUeCfg *ueCfg)
       SET_ONE_BIT(ueCb->ueIdx, cellCb->actvUeBitMap);
       ueCb->cellCb = cellCb;
       ueCb->srRcvd = false;
+      ueCb->bsrRcvd = false;
       for(lcIdx=0; lcIdx<MAX_NUM_LOGICAL_CHANNEL_GROUPS; lcIdx++)
          ueCb->bsrInfo[lcIdx].dataVol = 0;
 
@@ -568,47 +571,47 @@ uint8_t MacSchAddUeConfigReq(Pst *pst, SchUeCfg *ueCfg)
 *         RFAILED - failure
 *
 * ****************************************************************/
-uint8_t schFillPuschAlloc(SchUeCb *ueCb, SlotTimingInfo pdcchSlotTime, uint32_t dataVol, SchPuschInfo *puschInfo)
+uint8_t schFillPuschAlloc(SchUeCb *ueCb, SlotTimingInfo puschTime, uint32_t tbSize, 
+                            uint8_t startSymb, uint8_t symbLen, uint16_t startPrb)
 {
-  uint16_t startRb        = 0;
   uint8_t  numRb          = 0;
-  uint16_t tbSize         = 0;
-  uint8_t  buffer         = 5;
-  uint8_t k2=0, startSymb=0 , symbLen=0;
-  SchCellCb *cellCb       = ueCb->cellCb;
+  SchCellCb *cellCb       = NULLP;
   SchUlSlotInfo *schUlSlotInfo = NULLP;
-  SlotTimingInfo puschTime;
+  SchPuschInfo puschInfo;
   
-  /* TODO : Scheduler to decide on which slot PUSCH is to be scheduled based on K2 Index table */
-  if(ueCb->ueCfg.spCellCfgPres == true)
+  if(ueCb == NULLP)
   {
-     k2 = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[0].k2;
-     startSymb = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[0].startSymbol;
-     symbLen = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[0].symbolLength;
+    DU_LOG("\nERROR --> SCH: UE CB is empty");
+    return RFAILED;
   }
-  ADD_DELTA_TO_TIME(pdcchSlotTime, puschTime, k2);
 
-  startRb = MAX_NUM_RB;
-  tbSize  = schCalcTbSize(dataVol + buffer); /*  2 bytes header + some buffer */
+  cellCb = ueCb->cellCb;
+  if(cellCb == NULLP)
+  {
+    DU_LOG("\nERROR --> SCH: CELL CB is empty");
+    return RFAILED;
+  }
+
+  tbSize  +=  UL_TX_BUFFER_SIZE; /*  2 bytes header + some buffer */
   numRb   = schCalcNumPrb(tbSize, ueCb->ueCfg.ulModInfo.mcsIndex, symbLen);
-  allocatePrbUl(cellCb, puschTime, startSymb, symbLen, &startRb, numRb);
-
-  puschInfo->crnti             = ueCb->crnti; 
-  puschInfo->harqProcId        = SCH_HARQ_PROC_ID;
-  puschInfo->resAllocType      = SCH_ALLOC_TYPE_1;
-  puschInfo->fdAlloc.startPrb  = startRb;
-  puschInfo->fdAlloc.numPrb    = numRb;
-  puschInfo->tdAlloc.startSymb = startSymb;
-  puschInfo->tdAlloc.numSymb   = symbLen;
-  puschInfo->tbInfo.qamOrder   = ueCb->ueCfg.ulModInfo.modOrder;
-  puschInfo->tbInfo.mcs        = ueCb->ueCfg.ulModInfo.mcsIndex;
-  puschInfo->tbInfo.mcsTable   = ueCb->ueCfg.ulModInfo.mcsTable;
-  puschInfo->tbInfo.ndi        = 1; /* new transmission */
-  puschInfo->tbInfo.rv         = 0;
-  puschInfo->tbInfo.tbSize     = tbSize;
-  puschInfo->dmrsMappingType   = DMRS_MAP_TYPE_A;  /* Setting Type-A */
-  puschInfo->nrOfDmrsSymbols   = NUM_DMRS_SYMBOLS;
-  puschInfo->dmrsAddPos        = DMRS_ADDITIONAL_POS;
+  allocatePrbUl(cellCb, puschTime, startSymb, symbLen, &startPrb, numRb);
+
+  puschInfo.crnti             = ueCb->crnti; 
+  puschInfo.harqProcId        = SCH_HARQ_PROC_ID;
+  puschInfo.resAllocType      = SCH_ALLOC_TYPE_1;
+  puschInfo.fdAlloc.startPrb  = startPrb;
+  puschInfo.fdAlloc.numPrb    = numRb;
+  puschInfo.tdAlloc.startSymb = startSymb;
+  puschInfo.tdAlloc.numSymb   = symbLen;
+  puschInfo.tbInfo.qamOrder   = ueCb->ueCfg.ulModInfo.modOrder;
+  puschInfo.tbInfo.mcs        = ueCb->ueCfg.ulModInfo.mcsIndex;
+  puschInfo.tbInfo.mcsTable   = ueCb->ueCfg.ulModInfo.mcsTable;
+  puschInfo.tbInfo.ndi        = 1; /* new transmission */
+  puschInfo.tbInfo.rv         = 0;
+  puschInfo.tbInfo.tbSize     = tbSize;
+  puschInfo.dmrsMappingType   = DMRS_MAP_TYPE_A;  /* Setting Type-A */
+  puschInfo.nrOfDmrsSymbols   = NUM_DMRS_SYMBOLS;
+  puschInfo.dmrsAddPos        = DMRS_ADDITIONAL_POS;
 
   schUlSlotInfo = cellCb->schUlSlotInfo[puschTime.slot];
   SCH_ALLOC(schUlSlotInfo->schPuschInfo, sizeof(SchPuschInfo));
@@ -617,7 +620,7 @@ uint8_t schFillPuschAlloc(SchUeCb *ueCb, SlotTimingInfo pdcchSlotTime, uint32_t
      DU_LOG("\nERROR  -->  SCH: Memory allocation failed in schAllocMsg3Pusch");
      return RFAILED;
   }
-  memcpy(schUlSlotInfo->schPuschInfo, puschInfo, sizeof(SchPuschInfo));
+  memcpy(schUlSlotInfo->schPuschInfo, &puschInfo, sizeof(SchPuschInfo));
 
   return ROK;
 }
@@ -637,7 +640,7 @@ uint8_t schFillPuschAlloc(SchUeCb *ueCb, SlotTimingInfo pdcchSlotTime, uint32_t
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo puschInfo, DciInfo *dciInfo)
+uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo *puschInfo, DciInfo *dciInfo)
 {
    SchCellCb         *cellCb  = ueCb->cellCb;
    SchControlRsrcSet coreset1 ;
@@ -654,8 +657,8 @@ uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo puschInfo, DciInfo *dciInfo)
    /* fill bwp cfg */
    dciInfo->bwpCfg.subcarrierSpacing  = cellCb->cellCfg.sib1SchCfg.bwp.subcarrierSpacing;
    dciInfo->bwpCfg.cyclicPrefix       = cellCb->cellCfg.sib1SchCfg.bwp.cyclicPrefix;
-   dciInfo->bwpCfg.freqAlloc.startPrb = 0;
-   dciInfo->bwpCfg.freqAlloc.numPrb   = MAX_NUM_RB; /* whole of BW */
+   dciInfo->bwpCfg.freqAlloc.startPrb = cellCb->cellCfg.schInitialDlBwp.bwp.freqAlloc.startPrb;
+   dciInfo->bwpCfg.freqAlloc.numPrb   = cellCb->cellCfg.schInitialDlBwp.bwp.freqAlloc.numPrb; 
 
    /*fill coreset cfg */
    //Considering number of RBs in coreset1 is same as coreset0
@@ -677,18 +680,18 @@ uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo puschInfo, DciInfo *dciInfo)
    dciInfo->formatType = FORMAT0_0;
    
    /* fill UL grant */
-   dciInfo->format.format0_0.resourceAllocType   = puschInfo.resAllocType;
-   dciInfo->format.format0_0.freqAlloc.startPrb  = puschInfo.fdAlloc.startPrb;
-   dciInfo->format.format0_0.freqAlloc.numPrb    = puschInfo.fdAlloc.numPrb;
-   dciInfo->format.format0_0.timeAlloc.startSymb = puschInfo.tdAlloc.startSymb;
-   dciInfo->format.format0_0.timeAlloc.numSymb   = puschInfo.tdAlloc.numSymb;
+   dciInfo->format.format0_0.resourceAllocType   = puschInfo->resAllocType;
+   dciInfo->format.format0_0.freqAlloc.startPrb  = puschInfo->fdAlloc.startPrb;
+   dciInfo->format.format0_0.freqAlloc.numPrb    = puschInfo->fdAlloc.numPrb;
+   dciInfo->format.format0_0.timeAlloc.startSymb = puschInfo->tdAlloc.startSymb;
+   dciInfo->format.format0_0.timeAlloc.numSymb   = puschInfo->tdAlloc.numSymb;
    dciInfo->format.format0_0.rowIndex            = 0; /* row Index */
-   dciInfo->format.format0_0.mcs                 = puschInfo.tbInfo.mcs;
-   dciInfo->format.format0_0.harqProcId          = puschInfo.harqProcId;
+   dciInfo->format.format0_0.mcs                 = puschInfo->tbInfo.mcs;
+   dciInfo->format.format0_0.harqProcId          = puschInfo->harqProcId;
    dciInfo->format.format0_0.puschHopFlag        = FALSE; /* disabled */
    dciInfo->format.format0_0.freqHopFlag         = FALSE; /* disabled */
-   dciInfo->format.format0_0.ndi                 = puschInfo.tbInfo.ndi; /* new transmission */
-   dciInfo->format.format0_0.rv                  = puschInfo.tbInfo.rv;
+   dciInfo->format.format0_0.ndi                 = puschInfo->tbInfo.ndi; /* new transmission */
+   dciInfo->format.format0_0.rv                  = puschInfo->tbInfo.rv;
    dciInfo->format.format0_0.tpcCmd              = 0; //Sphoorthi TODO: check
    dciInfo->format.format0_0.sUlCfgd             = FALSE; /* SUL not configured */
    
@@ -705,7 +708,7 @@ uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo puschInfo, DciInfo *dciInfo)
    dciInfo->dciInfo.beamPdcchInfo.prg[0].beamIdx[0]   = 0;
    dciInfo->dciInfo.txPdcchPower.powerValue           = 0;
    dciInfo->dciInfo.txPdcchPower.powerControlOffsetSS = 0;
-   dciInfo->dciInfo.pdschCfg                          = NULLP; /* No DL data being sent */
+   dciInfo->dciInfo.pdschCfg                          = NULL; /* No DL data being sent */
 
    return ROK;
 }
@@ -764,6 +767,7 @@ uint8_t MacSchModUeConfigReq(Pst *pst, SchUeCfg *ueCfg)
       {
          ueCb->cellCb = cellCb;
          ueCb->srRcvd = false;
+         ueCb->bsrRcvd = false;
          for(lcIdx=0; lcIdx<MAX_NUM_LOGICAL_CHANNEL_GROUPS; lcIdx++)
             ueCb->bsrInfo[lcIdx].dataVol = 0;
 
@@ -990,10 +994,11 @@ void deleteSchUeCb(SchUeCb *ueCb)
 * ****************************************************************/
 uint8_t MacSchUeDeleteReq(Pst *pst, SchUeDelete  *ueDelete)
 {
-    uint8_t idx=0, ueIdx=0, ret=ROK;
-    ErrorCause result;
+    uint8_t      idx=0, ueId=0, ueIdToDel=0, ret=ROK;
+    ErrorCause   result;
     SchCellCb    *cellCb = NULLP;
     Inst         inst = pst->dstInst - 1;
+    CmLList      *node = NULL, *next = NULL;
    
 #ifdef CALL_FLOW_DEBUG_LOG
     DU_LOG("\nCall Flow: ENTMAC -> ENTSCH : EVENT_UE_DELETE_REQ_TO_SCH\n");
@@ -1015,10 +1020,25 @@ uint8_t MacSchUeDeleteReq(Pst *pst, SchUeDelete  *ueDelete)
     }
     else
     {
-       GET_UE_IDX(ueDelete->crnti, ueIdx);
-       if(( cellCb->ueCb[ueIdx-1].crnti == ueDelete->crnti) && ( cellCb->ueCb[ueIdx-1].state == SCH_UE_STATE_ACTIVE))
+       GET_UE_IDX(ueDelete->crnti, ueId);
+       if(( cellCb->ueCb[ueId-1].crnti == ueDelete->crnti) && ( cellCb->ueCb[ueId-1].state == SCH_UE_STATE_ACTIVE))
        {
-          deleteSchUeCb(&cellCb->ueCb[ueIdx-1]);
+          deleteSchUeCb(&cellCb->ueCb[ueId-1]);
+
+          /* Remove UE from ueToBeScheduled list */
+          node = cellCb->ueToBeScheduled.first;
+          while(node)
+          {
+             next = node->next;
+             ueId = *(uint8_t *)node->node;
+             if(ueId == ueIdToDel)
+             {
+                SCH_FREE(node->node, sizeof(uint8_t));
+                cmLListDelFrm(&cellCb->ueToBeScheduled, node);
+                break;
+             }
+             node = next;
+          }
           cellCb->numActvUe--;
           result = NOT_APPLICABLE;
        }
@@ -1099,18 +1119,40 @@ uint8_t SchSendCellDeleteRspToMac(SchCellDelete  *ueDelete, Inst inst, SchMacRsp
 void deleteSchCellCb(SchCellCb *cellCb)
 {
    uint8_t sliceIdx=0, slotIdx=0;
+   CmLListCp *list=NULL;
+   CmLList *node=NULL, *next=NULL;
+
    if(cellCb->schDlSlotInfo)
    {
       for(slotIdx=0; slotIdx<cellCb->numSlots; slotIdx++)
       {
+         list = &cellCb->schDlSlotInfo[slotIdx]->prbAlloc.freePrbBlockList;
+         node = list->first;
+         while(node)
+         {
+            next = node->next;
+            SCH_FREE(node->node, sizeof(FreePrbBlock));
+            deleteNodeFromLList(list, node);
+            node = next;
+         }
          SCH_FREE(cellCb->schDlSlotInfo[slotIdx], sizeof(SchDlSlotInfo));
       }
       SCH_FREE(cellCb->schDlSlotInfo, cellCb->numSlots *sizeof(SchDlSlotInfo*));
    }
+
    if(cellCb->schUlSlotInfo)
    {
       for(slotIdx=0; slotIdx<cellCb->numSlots; slotIdx++)
       {
+         list = &cellCb->schUlSlotInfo[slotIdx]->prbAlloc.freePrbBlockList;
+         node = list->first;
+         while(node)
+         {
+            next = node->next;
+            SCH_FREE(node->node, sizeof(FreePrbBlock));
+            deleteNodeFromLList(list, node);
+            node = next;
+         }
          SCH_FREE(cellCb->schUlSlotInfo[slotIdx], sizeof(SchUlSlotInfo));  
       }
       SCH_FREE(cellCb->schUlSlotInfo,  cellCb->numSlots * sizeof(SchUlSlotInfo*));
@@ -1125,6 +1167,17 @@ void deleteSchCellCb(SchCellCb *cellCb)
       SCH_FREE(cellCb->cellCfg.snssai, cellCb->cellCfg.numSliceSupport*sizeof(Snssai*));
    }
    SCH_FREE(cellCb->cellCfg.rrmPolicy, sizeof(SchRrmPolicy));
+
+   /* Remove all UE from ueToBeScheduled list and deallocate */
+   node = cellCb->ueToBeScheduled.first;
+   while(node)
+   {
+      next = node->next;
+      SCH_FREE(node->node, sizeof(uint8_t));
+      cmLListDelFrm(&cellCb->ueToBeScheduled, node);
+      node = next;
+   }
+
    memset(cellCb, 0, sizeof(SchCellCb));
 
 }