src/5gnrrlc/kw_dl_ex_ms.c

   1 /*******************************************************************************
   2 ################################################################################
   3 #   Copyright (c) [2017-2019] [Radisys]                                        #
   4 #                                                                              #
   5 #   Licensed under the Apache License, Version 2.0 (the "License");            #
   6 #   you may not use this file except in compliance with the License.           #
   7 #   You may obtain a copy of the License at                                    #
   8 #                                                                              #
   9 #       http://www.apache.org/licenses/LICENSE-2.0                             #
  10 #                                                                              #
  11 #   Unless required by applicable law or agreed to in writing, software        #
  12 #   distributed under the License is distributed on an "AS IS" BASIS,          #
  13 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #
  14 #   See the License for the specific language governing permissions and        #
  15 #   limitations under the License.                                             #
  16 ################################################################################
  17 *******************************************************************************/
  18
  19 /********************************************************************20**
  20
  21         Name:    LTE-RLC Layer - System Services Interface Functions
  22
  23         Type:    C file
  24
  25         Desc:    C source code for the interface to System Services
  26                   of LTE-RLC
  27
  28         File:    kw_dl_ex_ms.c
  29
  30 *********************************************************************21*/
  31 static const char* RLOG_MODULE_NAME="RLC_DL";
  32 static int RLOG_MODULE_ID=2048;
  33 static int RLOG_FILE_ID=195;
  34
  35 /** @filekw_dl_ex_ms.c
  36 @brief RLC System Services Interface
  37 */
  38
  39 \f
  40 /* header (.h) include files */
  41 #include "envopt.h"        /* environment options */
  42 #include "envdep.h"        /* environment dependent */
  43 #include "envind.h"        /* environment independent */
  44
  45 #include "gen.h"           /* general */
  46 #include "ssi.h"           /* system services */
  47 #include "cm5.h"           /* common timer defines */
  48 #include "cm_tkns.h"       /* common tokens defines */
  49 #include "cm_mblk.h"       /* common memory allocation library defines */
  50 #include "cm_llist.h"      /* common link list  defines  */
  51 #include "cm_hash.h"       /* common hash list  defines */
  52 #include "cm_lte.h"        /* common LTE defines */
  53 #include "lkw.h"           /* LKW defines */
  54 #include "ckw.h"           /* CKW defines */
  55 #include "kwu.h"           /* KWU defines */
  56 #include "rgu.h"           /* RGU defines */
  57 #include "kw_err.h"        /* Err defines */
  58 #include "kw_env.h"        /* RLC environment options */
  59 #include "kw.h"            /* RLC defines */
  60 #include "kw_udx.h"
  61 #include "kw_dl.h"
  62
  63
  64 /* extern (.x) include files */
  65 #include "gen.x"           /* general */
  66 #include "ssi.x"           /* system services */
  67
  68 #include "cm5.x"           /* common timer library */
  69 #include "cm_tkns.x"       /* common tokens */
  70 #include "cm_mblk.x"       /* common memory allocation */
  71 #include "cm_llist.x"      /* common link list */
  72 #include "cm_hash.x"       /* common hash list */
  73 #include "cm_lte.x"        /* common LTE includes */
  74 #include "cm_lib.x"        /* common memory allocation library */
  75 #include "lkw.x"           /* LKW */
  76 #include "ckw.x"           /* CKW */
  77 #include "kwu.x"           /* KWU */
  78 #include "rgu.x"           /* RGU */
  79 #include "kw.x"
  80 #include "kw_udx.x"
  81 #include "kw_dl.x"
  82
  83 #include "ctf.h"
  84 PUBLIC S16 kwUtlDlBatchProcPkts(Void);
  85 PUBLIC S16 kwDlBatchProc(Void);
  86 #if (defined(MAC_RLC_HARQ_STA_RBUF) && defined(LTE_L2_MEAS))
  87 U32 isDatReqProcessed;
  88 PUBLIC void kwUtlDlBatchProcHqStaInd ARGS ((Void));
  89 #endif
  90
  91 #if (defined(L2_L3_SPLIT) && defined(ICC_RECV_TSK_RBUF))
  92 EXTERN S16 kwDlBatchProcSplit  ARGS((Void));
  93 #endif
  94 //UDAY
  95 #ifdef L2_OPTMZ
  96 U32 kwAmmStaPduList[512] = {0};
  97 EXTERN S16 ssGetDBufOfSize ARGS((Region region, Size size, Buffer **dBuf));
  98 #endif
  99 PUBLIC S16 kwDlInitExt ARGS (( Void ));
 100 \f
 101 /**
 102  *
 103  * @brief
 104  *
 105  *  <b> Initialize External </b>
 106  *
 107  *  @b Description:
 108  *  Initializes variables used to interface with Upper/Lower Layer
 109  *
 110  *  @return  S16
 111  *      -# ROK
 112  *
 113 */
 114
 115 #ifdef ANSI
 116 PUBLIC S16 kwDlInitExt
 117 (
 118 )
 119 #else
 120 PUBLIC S16 kwDlInitExt()
 121 #endif
 122 {
 123    TRC2(kwDlInitExt);
 124
 125    RETVALUE(ROK);
 126 } /* kwInitExt */
 127
 128
 129 \f
 130 /***********************************************************************
 131                       System Service Interface Functions
 132  ***********************************************************************/
 133 /**
 134  *
 135  * @brief
 136  *
 137  *    <b> Activates Initialization </b>
 138  *
 139  *    @b Description:
 140  *    This function is invoked by system services to initialize the LTE-RLC
 141  *    layer. This is an entry point used by LTE_RLC layer to initialize its
 142  *    global variables, before becoming operational.
 143  *
 144  *    Allowable values for parameters are specified in ssi.h.
 145  *
 146  *    @param[in] ent    - Specify the entity id of the LTE-RLC task.
 147  *    @param[in] inst   - Specify the entity id of the LTE-RLC task.
 148  *    @param[in] region - Specifies the memory region from which
 149  *                         LTE-RLC should allocate structures and buffers.
 150  *    @param[in] reason - Specifies the reason for calling this
 151  *                         initialization function.
 152  *
 153  *  @return  S16
 154  *      -# ROK
 155  *
 156  */
 157 #ifdef ANSI
 158 PUBLIC S16 kwDlActvInit
 159 (
 160 Ent    ent,                 /* entity */
 161 Inst   inst,                /* instance */
 162 Region region,              /* region */
 163 Reason reason               /* reason */
 164 )
 165 #else
 166 PUBLIC S16 kwDlActvInit(ent, inst, region, reason)
 167 Ent    ent;                 /* entity */
 168 Inst   inst;                /* instance */
 169 Region region;              /* region */
 170 Reason reason;              /* reason */
 171 #endif
 172 {
 173    KwCb    *tKwCb;
 174    TRC3(kwDlActvInit)
 175
 176    if (inst >= KW_MAX_RLC_INSTANCES)
 177    {
 178        /* intance greater than MAX instances */
 179        RETVALUE(RFAILED);
 180    }
 181
 182    if (kwCb[inst] != NULLP)
 183    {
 184        RETVALUE (RFAILED);
 185    }
 186
 187    if (SGetSBuf(region, 0, (Data **)&tKwCb,
 188                 (Size)sizeof (KwCb)) != ROK)
 189    {
 190       RETVALUE(RFAILED);
 191    }
 192    /* Initialize kwCb */
 193    KW_MEM_SET(tKwCb, 0, sizeof(KwCb));
 194
 195    /* Initialize task configuration parameters */
 196    tKwCb->init.ent     = ent;           /* entity */
 197    tKwCb->init.inst    = inst;          /* instance */
 198    tKwCb->init.region  = region;        /* static region */
 199    tKwCb->init.pool    = 0;             /* static pool */
 200    tKwCb->init.reason  = reason;        /* reason */
 201    tKwCb->init.cfgDone = FALSE;         /* configuration done */
 202    tKwCb->init.acnt    = TRUE;          /* enable accounting */
 203    tKwCb->init.usta    = TRUE;          /* enable unsolicited status */
 204    tKwCb->init.trc     = FALSE;         /* enable trace */
 205    tKwCb->init.procId  = SFndProcId();
 206
 207    kwCb[inst] = tKwCb;
 208
 209 //UDAY
 210 #ifdef L2_OPTMZ
 211    for(int i = 0; i < 512; i++)
 212    {
 213       Buffer *mBuf = NULL;
 214       Buffer *bufPtr = NULL;
 215       SGetMsg(1, 0 , &mBuf);
 216       ssGetDBufOfSize(1 , 1800, &bufPtr);
 217       SUpdMsg(mBuf, bufPtr, 0);
 218       kwAmmStaPduList[i] = (U32)mBuf;
 219    }
 220 #endif
 221    /* call external function for intialization */
 222    /*
 223    kwInitExt();
 224    */
 225
 226
 227
 228    RETVALUE(ROK);
 229 } /* kwActvInit */
 230
 231 \f
 232 /**
 233  *
 234  * @brief
 235  *
 236  *  <b> Activation Task </b>
 237  *
 238  *  @b Description:
 239  *  Processes events received for MLTE-RLC layer via System Services from
 240  *  other layers.
 241  *
 242  *  @param[in] pst   - Pst Structure
 243  *  @param[in] mBuf  - Message Buffer
 244  *
 245  *  @return  S16
 246  *      -# ROK
 247  *
 248  */
 249 #if (defined (MAC_FREE_RING_BUF) || defined (RLC_FREE_RING_BUF))
 250 pthread_t gRlcTId = 0;
 251 #endif
 252 #ifdef ANSI
 253 PUBLIC S16 kwDlActvTsk
 254 (
 255 Pst *pst,              /* pst structure */
 256 Buffer *mBuf            /* message buffer */
 257 )
 258 #else
 259 PUBLIC S16 kwDlActvTsk(pst, mBuf)
 260 Pst *pst;              /* pst structure */
 261 Buffer *mBuf;           /* message buffer */
 262 #endif
 263 {
 264    S16 ret = ROK;
 265
 266    TRC3(kwDlActvTsk);
 267 #ifdef RLC_FREE_RING_BUF
 268    gRlcTId = pthread_self();
 269 #endif
 270
 271    switch(pst->srcEnt)
 272    {
 273       case ENTDUAPP:
 274          {
 275             switch(pst->event)
 276             {
 277 #ifdef LCLKW
 278                case LKW_EVT_CFG_REQ:
 279                   {
 280                      ret = cmUnpkLkwCfgReq(KwMiLkwCfgReq, pst, mBuf);
 281                      break;
 282                   }
 283
 284                case LKW_EVT_CNTRL_REQ:
 285                   {
 286                      ret = cmUnpkLkwCntrlReq(KwMiLkwCntrlReq, pst, mBuf);
 287                      break;
 288                   }
 289
 290                case LKW_EVT_STS_REQ:
 291                   {
 292                      ret = cmUnpkLkwStsReq(KwMiLkwStsReq, pst, mBuf);
 293                      break;
 294                   }
 295
 296                case LKW_EVT_STA_REQ:
 297                   {
 298                      ret = cmUnpkLkwStaReq(KwMiLkwStaReq, pst, mBuf);
 299                      break;
 300                   }
 301                   /* kw005.201 added support for L2 Measurement */
 302 #endif  /* LCLKW */
 303                default:
 304                   SPutMsg(mBuf);
 305                   if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 306                   {
 307                       RLOG1(L_ERROR,"Received Invalid Event[%d] from SM",
 308                             pst->event);
 309                   }
 310                   ret = RFAILED;
 311                   break;
 312
 313             }
 314             break;
 315          }
 316
 317       case ENTKW:
 318          {
 319
 320             switch(pst->event)
 321             {
 322 #ifdef LCUDX
 323                case UDX_EVT_BND_REQ:              /* Bind request */
 324                   {
 325                      ret = cmUnpkUdxBndReq(KwDlUdxBndReq, pst, mBuf );
 326                      break;
 327                   }
 328
 329                case UDX_EVT_UBND_REQ:              /* Bind request */
 330                   {
 331                      ret = cmUnpkUdxUbndReq(KwDlUdxUbndReq, pst, mBuf );
 332                      break;
 333                   }
 334                case UDX_EVT_CFG_REQ:             /* Unbind request */
 335                   {
 336                      ret = cmUnpkUdxCfgReq(KwDlUdxCfgReq, pst, mBuf );
 337                      break;
 338                   }
 339
 340                case UDX_EVT_UEIDCHG_REQ:              /* Configuration request */
 341                   {
 342                      ret = cmUnpkUdxUeIdChgReq(KwDlUdxUeIdChgReq, pst, mBuf);
 343                      break;
 344                   }
 345
 346                case UDX_EVT_STA_UPD_REQ:              /* Configuration request */
 347                   {
 348                      ret = cmUnpkUdxStaUpdReq(KwDlUdxStaUpdReq, pst, mBuf);
 349                      break;
 350                   }
 351
 352                case UDX_EVT_STA_PDU_REQ:              /* Configuration request */
 353                   {
 354                      ret = cmUnpkUdxStaPduReq(KwDlUdxStaPduReq, pst, mBuf);
 355                      break;
 356                   }
 357
 358 #ifdef LTE_L2_MEAS
 359                case UDX_EVT_L2MEAS_REQ:
 360                   {
 361                      ret = cmUnpkUdxL2MeasReq(KwDlUdxL2MeasReq, pst, mBuf);
 362                      break;
 363                   }
 364                case UDX_EVT_L2MEAS_SEND_REQ:
 365                  {
 366
 367                     ret = cmUnpkUdxL2MeasSendReq(KwDlUdxL2MeasSendReq, pst, mBuf);
 368
 369                      break;
 370                  }
 371                case UDX_EVT_L2MEAS_STOP_REQ:
 372                  {
 373                      ret = cmUnpkUdxL2MeasStopReq(KwDlUdxL2MeasStopReq, pst, mBuf);
 374                      break;
 375                  }
 376 #endif
 377
 378 #endif  /* LCCKW */
 379                case UDX_EVT_DL_CLEANUP_MEM:
 380                   {
 381                      kwUtlFreeDlMemory(KW_GET_KWCB(pst->dstInst));
 382                      break;
 383                   }
 384
 385                default:
 386                   SPutMsg(mBuf);
 387                   if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 388                   {
 389                       RLOG1(L_ERROR,"Received Invalid Event[%d] from RLC UL",
 390                             pst->event);
 391                   }
 392                   ret = RFAILED;
 393                   break;
 394
 395             }
 396             break;
 397          }
 398
 399       case ENTNH:
 400          {
 401             switch(pst->event)
 402             {
 403 #ifdef LCKWU
 404                case KWU_EVT_BND_REQ:              /* Bind request */
 405                   {
 406                      ret = cmUnpkKwuBndReq(KwUiKwuBndReq, pst, mBuf );
 407                      break;
 408                   }
 409
 410                case KWU_EVT_UBND_REQ:             /* Unbind request */
 411                   {
 412                      ret = cmUnpkKwuUbndReq(KwUiKwuUbndReq, pst, mBuf );
 413                      break;
 414                   }
 415 #ifdef L2_L3_SPLIT
 416                case KWU_EVT_CPLANE_DAT_REQ:       /* C-Plane Data request */
 417                   {
 418                      ret = cmUnpkKwuDatReq(KwUiKwuDatReq, pst, mBuf);
 419                      break;
 420                   }
 421 #else
 422                case KWU_EVT_DAT_REQ:              /* Data request */
 423                   {
 424                      ret = cmUnpkKwuDatReq(KwUiKwuDatReq, pst, mBuf);
 425                      break;
 426                   }
 427 #endif
 428                case KWU_EVT_DISC_SDU_REQ:         /* Discard SDU request */
 429                   {
 430                      ret = cmUnpkKwuDiscSduReq(KwUiKwuDiscSduReq, pst, mBuf);
 431                      break;
 432                   }
 433
 434 #endif  /* LCKWU */
 435                default:
 436                   SPutMsg(mBuf);
 437                   if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 438                   {
 439                       RLOG1(L_ERROR,"Received Invalid Event[%d] from RRC",
 440                             pst->event);
 441                   }
 442                   ret = RFAILED;
 443                   break;
 444
 445             }
 446             break;
 447          }
 448
 449       case ENTPJ:
 450          {
 451             switch(pst->event)
 452             {
 453 #ifdef LCKWU
 454                case KWU_EVT_BND_REQ:              /* Bind request */
 455                   {
 456                      ret = cmUnpkKwuBndReq(KwUiKwuBndReq, pst, mBuf );
 457                      break;
 458                   }
 459
 460                case KWU_EVT_UBND_REQ:             /* Unbind request */
 461                   {
 462                      ret = cmUnpkKwuUbndReq(KwUiKwuUbndReq, pst, mBuf );
 463                      break;
 464                   }
 465 #ifdef L2_L3_SPLIT
 466                case KWU_EVT_CPLANE_DAT_REQ:       /* C-Plane Data request */
 467                case KWU_EVT_UPLANE_DAT_REQ:       /* U-Plane Data request */
 468                   {
 469                      ret = cmUnpkKwuDatReq(KwUiKwuDatReq, pst, mBuf);
 470                      break;
 471                   }
 472 #else
 473                case KWU_EVT_DAT_REQ:              /* Data request */
 474                   {
 475                      ret = cmUnpkKwuDatReq(KwUiKwuDatReq, pst, mBuf);
 476                      break;
 477                   }
 478 #endif
 479                case KWU_EVT_DISC_SDU_REQ:         /* Discard SDU request */
 480                   {
 481                      ret = cmUnpkKwuDiscSduReq(KwUiKwuDiscSduReq, pst, mBuf);
 482                      break;
 483                   }
 484
 485                default:
 486                   SPutMsg(mBuf);
 487                   if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 488                   {
 489                       RLOG1(L_ERROR,"Received Invalid Event[%d] from PDCP",
 490                             pst->event);
 491                   }
 492                   ret = RFAILED;
 493                   break;
 494 #endif  /* LCKWU */
 495             }
 496             break;
 497          }
 498
 499       case ENTRG:
 500          {
 501             switch(pst->event)
 502             {
 503 #ifdef LCRGU
 504                case EVTRGUBNDCFM:     /* Bind request */
 505                   {
 506                      ret = cmUnpkRguBndCfm(KwLiRguBndCfm, pst, mBuf );
 507                      break;
 508                   }
 509
 510                case EVTRGUCSTAIND:    /* Coomon Channel Status Response */
 511                   {
 512                      ret = cmUnpkRguCStaInd(KwLiRguCStaInd, pst, mBuf);
 513                      break;
 514                   }
 515
 516                case EVTRGUDSTAIND:    /* Dedicated Channel Status Response */
 517                   {
 518                      ret = cmUnpkRguDStaInd(KwLiRguDStaInd, pst, mBuf);
 519                      break;
 520                   }
 521                   /* kw005.201 added support for L2 Measurement */
 522 #ifdef LTE_L2_MEAS
 523                case EVTRGUHQSTAIND:    /* Harq status indication */
 524                   {
 525                      ret = cmUnpkRguHqStaInd(KwLiRguHqStaInd, pst, mBuf);
 526                      break;
 527                   }
 528 #endif
 529                case EVTRGUFLOWCNTRLIND:
 530                   {
 531                      ret = cmUnpkRguFlowCntrlInd(KwLiRguFlowCntrlInd,pst,mBuf);
 532                      break;
 533                   }
 534 #endif  /* LCRGU */
 535 #ifdef RLC_STA_PROC_IN_MAC/* RLC Status PDU Processing */
 536                case UDX_EVT_STA_UPD_REQ:              /* Configuration request */
 537                   {
 538                      ret = cmUnpkUdxStaUpdReq(KwDlUdxStaUpdReq, pst, mBuf);
 539                      break;
 540                   }
 541 #endif
 542
 543                default:
 544                   SPutMsg(mBuf);
 545                   if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 546                   {
 547                       RLOG1(L_ERROR,"Received Invalid Event[%d] from MAC",
 548                             pst->event);
 549                   }
 550                   ret = RFAILED;
 551                   break;
 552             }
 553             break;
 554          }
 555 #ifdef SS_RBUF
 556       case ENTTF:
 557       {
 558             switch(pst->event)
 559             {
 560                case EVTCTFBTCHPROCTICK:
 561                {
 562                   kwUtlDlBatchProcPkts();
 563                   break;
 564                }
 565              }
 566          SPutMsg(mBuf);
 567          break;
 568       }
 569 #endif
 570       case ENTYS:
 571          {
 572             switch(pst->event)
 573             {
 574                case KWU_EVT_TTI_IND:
 575                   {
 576 #if (defined(L2_L3_SPLIT) && defined(ICC_RECV_TSK_RBUF))
 577                      kwDlBatchProcSplit();
 578 #else
 579 #if defined(PDCP_RLC_DL_RBUF)
 580                      kwDlBatchProc();
 581 #endif
 582 #endif
 583
 584 #if (defined(SPLIT_RLC_DL_TASK) && defined(MAC_RLC_HARQ_STA_RBUF) && defined(LTE_L2_MEAS))
 585                      //KwDlHarqStaBatchProc();
 586                      kwUtlDlBatchProcHqStaInd();
 587 #endif
 588 #ifndef KWSELFPSTDLCLEAN
 589                      /* Revanth_chg */
 590                      /* Moving Cleanup from self post event to TTI event */
 591                      kwUtlFreeDlMem();
 592 #endif
 593
 594                      SPutMsg(mBuf);
 595                      break;
 596                   }
 597             }
 598             break;
 599          }
 600
 601
 602       default:
 603          {
 604             if (pst->dstInst < KW_MAX_RLC_INSTANCES)
 605             {
 606                /*KwCb *tKwCb = KW_GET_KWCB(pst->dstInst);*/
 607                RLOG1(L_ERROR, "Received Invalid Source Entity[%d]",
 608                      pst->event);
 609             }
 610             SPutMsg(mBuf);
 611             ret = RFAILED;
 612             break;
 613          }
 614     }
 615    SExitTsk();
 616
 617    RETVALUE(ret);
 618 } /* kwActvTsk */
 619
 620
 621 \f
 622 /********************************************************************30**
 623          End of file
 624 **********************************************************************/