/*******************************************************************************
################################################################################
#   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.                                             #
################################################################################
 *******************************************************************************/
/* header include files (.h) */
#include "envopt.h"        /* environment options */
#include "envdep.h"        /* environment dependent */
#include "envind.h"        /* environment independent */
#include "gen.h"           /* general */
#include "ssi.h"           /* system services */
#include "cm_tkns.h"       /* Common Token Defines */
#include "cm_llist.h"      /* Common Link List Defines */
#include "cm_hash.h"       /* Common Hash List Defines */
#include "cm_mblk.h"       /* common memory link list library */
#include "cm_lte.h"        /* Common LTE Defines */
#include "tfu.h"           /* RGU Interface includes */
#include "lrg.h"
#include "gen.x"           /* general */
#include "ssi.x"           /* system services */
#include "cm5.x"           /* system services */
#include "cm_tkns.x"       /* Common Token Definitions */
#include "cm_llist.x"      /* Common Link List Definitions */
#include "cm_lib.x"        /* Common Library Definitions */
#include "cm_hash.x"       /* Common Hash List Definitions */
#include "cm_mblk.x"       /* common memory link list library */
#include "cm_lte.x"        /* Common LTE Defines */
#include "tfu.x"           /* RGU Interface includes */
#include "lrg.x"
#include "du_app_mac_inf.h"
#include "mac.h"
#include "du_log.h"

/**
 * @brief process DL allocation from scheduler
 *
 * @details
 *
 *     Function : MacProcDlAlloc 
 *      
 *      This function copied dl sch info in the mac slot info
 *           
 *  @param[in]  Pst            *pst
 *  @param[in]  DL allocation from scheduler
 *  @return  S16
 *      -# ROK 
 *      -# RFAILED 
 **/
int MacProcDlAlloc(Pst *pst, DlAlloc *dlAlloc)
{
   if(dlAlloc != NULLP)
   {
		MacDlSlot *currDlSlot =
		&macCb.macCell->dlSlot[dlAlloc->slotIndInfo.slot % MAX_SLOT_SUPPORTED];
      memcpy(&currDlSlot->dlInfo, dlAlloc, sizeof(DlAlloc)); 
   }
   return ROK;
}

/**
 * @brief Transmission time interval indication from PHY.
 *
 * @details
 *
 *     Function : fapiMacSlotInd 
 *      
 *      This API is invoked by PHY to indicate TTI indication to MAC for a cell.
 *           
 *  @param[in]  Pst            *pst
 *  @param[in]  SuId           suId 
 *  @param[in]  SlotIndInfo    *slotInd
 *  @return  S16
 *      -# ROK 
 *      -# RFAILED 
 **/
PUBLIC S16 fapiMacSlotInd 
(
Pst                 *pst, 
SlotIndInfo         *slotInd
)
{
   S16              ret;
   VOLATILE U32     startTime=0;
   Inst             inst;

   DU_LOG("\nMAC : Slot Indication received");
   
   inst = pst->dstInst;
   /*starting Task*/
   SStartTask(&startTime, PID_MAC_TTI_IND);

   /* send slot indication to scheduler */
   ret = sendSlotIndMacToSch(slotInd);
   if(ret != ROK)
   {
      DU_LOG("\nMAC : Sending of slot ind msg from MAC to SCH failed");
      RETVALUE(ret);
   }

   ret = macProcessSlotInd(inst,*slotInd);
   if(ret != ROK)
   {
      DU_LOG("\nMAC : macProcessSlotInd failed");
      RETVALUE(ret);
   }

   /* send slot indication to du app */
   ret = sendSlotIndMacToDuApp(slotInd);
   if(ret != ROK)
   {
      DU_LOG("\nMAC :Sending of slot ind msg from MAC to DU APP failed");
      RETVALUE(ret);
   }

   /*stoping Task*/
   SStopTask(startTime, PID_MAC_TTI_IND);

   RETVALUE(ret);
}  /* fapiMacSlotInd */

/**********************************************************************
  End of file
 **********************************************************************/