drivers/gpu/drm/amd/include/mes_v11_api_def.h

   1 /*
   2  * Copyright 2022 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23
  24 #ifndef __MES_API_DEF_H__
  25 #define __MES_API_DEF_H__
  26
  27 #pragma pack(push, 4)
  28
  29 #define MES_API_VERSION 1
  30
  31 /* Driver submits one API(cmd) as a single Frame and this command size is same
  32  * for all API to ease the debugging and parsing of ring buffer.
  33  */
  34 enum { API_FRAME_SIZE_IN_DWORDS = 64 };
  35
  36 /* To avoid command in scheduler context to be overwritten whenenver mutilple
  37  * interrupts come in, this creates another queue.
  38  */
  39 enum { API_NUMBER_OF_COMMAND_MAX = 32 };
  40
  41 enum MES_API_TYPE {
  42         MES_API_TYPE_SCHEDULER = 1,
  43         MES_API_TYPE_MAX
  44 };
  45
  46 enum MES_SCH_API_OPCODE {
  47         MES_SCH_API_SET_HW_RSRC                 = 0,
  48         MES_SCH_API_SET_SCHEDULING_CONFIG       = 1, /* agreegated db, quantums, etc */
  49         MES_SCH_API_ADD_QUEUE                   = 2,
  50         MES_SCH_API_REMOVE_QUEUE                = 3,
  51         MES_SCH_API_PERFORM_YIELD               = 4,
  52         MES_SCH_API_SET_GANG_PRIORITY_LEVEL     = 5,
  53         MES_SCH_API_SUSPEND                     = 6,
  54         MES_SCH_API_RESUME                      = 7,
  55         MES_SCH_API_RESET                       = 8,
  56         MES_SCH_API_SET_LOG_BUFFER              = 9,
  57         MES_SCH_API_CHANGE_GANG_PRORITY         = 10,
  58         MES_SCH_API_QUERY_SCHEDULER_STATUS      = 11,
  59         MES_SCH_API_PROGRAM_GDS                 = 12,
  60         MES_SCH_API_SET_DEBUG_VMID              = 13,
  61         MES_SCH_API_MISC                        = 14,
  62         MES_SCH_API_UPDATE_ROOT_PAGE_TABLE      = 15,
  63         MES_SCH_API_AMD_LOG                     = 16,
  64         MES_SCH_API_MAX                         = 0xFF
  65 };
  66
  67 union MES_API_HEADER {
  68         struct {
  69                 uint32_t type           : 4; /* 0 - Invalid; 1 - Scheduling; 2 - TBD */
  70                 uint32_t opcode         : 8;
  71                 uint32_t dwsize         : 8; /* including header */
  72                 uint32_t reserved       : 12;
  73         };
  74
  75         uint32_t        u32All;
  76 };
  77
  78 enum MES_AMD_PRIORITY_LEVEL {
  79         AMD_PRIORITY_LEVEL_LOW          = 0,
  80         AMD_PRIORITY_LEVEL_NORMAL       = 1,
  81         AMD_PRIORITY_LEVEL_MEDIUM       = 2,
  82         AMD_PRIORITY_LEVEL_HIGH         = 3,
  83         AMD_PRIORITY_LEVEL_REALTIME     = 4,
  84         AMD_PRIORITY_NUM_LEVELS
  85 };
  86
  87 enum MES_QUEUE_TYPE {
  88         MES_QUEUE_TYPE_GFX,
  89         MES_QUEUE_TYPE_COMPUTE,
  90         MES_QUEUE_TYPE_SDMA,
  91         MES_QUEUE_TYPE_MAX,
  92 };
  93
  94 struct MES_API_STATUS {
  95         uint64_t        api_completion_fence_addr;
  96         uint64_t        api_completion_fence_value;
  97 };
  98
  99 enum { MAX_COMPUTE_PIPES = 8 };
 100 enum { MAX_GFX_PIPES = 2 };
 101 enum { MAX_SDMA_PIPES = 2 };
 102
 103 enum { MAX_COMPUTE_HQD_PER_PIPE = 8 };
 104 enum { MAX_GFX_HQD_PER_PIPE = 8 };
 105 enum { MAX_SDMA_HQD_PER_PIPE = 10 };
 106 enum { MAX_SDMA_HQD_PER_PIPE_11_0   = 8 };
 107
 108 enum { MAX_QUEUES_IN_A_GANG = 8 };
 109
 110 enum VM_HUB_TYPE {
 111         VM_HUB_TYPE_GC = 0,
 112         VM_HUB_TYPE_MM = 1,
 113         VM_HUB_TYPE_MAX,
 114 };
 115
 116 enum { VMID_INVALID = 0xffff };
 117
 118 enum { MAX_VMID_GCHUB = 16 };
 119 enum { MAX_VMID_MMHUB = 16 };
 120
 121 enum SET_DEBUG_VMID_OPERATIONS {
 122         DEBUG_VMID_OP_PROGRAM = 0,
 123         DEBUG_VMID_OP_ALLOCATE = 1,
 124         DEBUG_VMID_OP_RELEASE = 2
 125 };
 126
 127 enum MES_LOG_OPERATION {
 128         MES_LOG_OPERATION_CONTEXT_STATE_CHANGE = 0,
 129         MES_LOG_OPERATION_QUEUE_NEW_WORK = 1,
 130         MES_LOG_OPERATION_QUEUE_UNWAIT_SYNC_OBJECT = 2,
 131         MES_LOG_OPERATION_QUEUE_NO_MORE_WORK = 3,
 132         MES_LOG_OPERATION_QUEUE_WAIT_SYNC_OBJECT = 4,
 133         MES_LOG_OPERATION_QUEUE_INVALID = 0xF,
 134 };
 135
 136 enum MES_LOG_CONTEXT_STATE {
 137         MES_LOG_CONTEXT_STATE_IDLE              = 0,
 138         MES_LOG_CONTEXT_STATE_RUNNING           = 1,
 139         MES_LOG_CONTEXT_STATE_READY             = 2,
 140         MES_LOG_CONTEXT_STATE_READY_STANDBY     = 3,
 141         MES_LOG_CONTEXT_STATE_INVALID           = 0xF,
 142 };
 143
 144 struct MES_LOG_CONTEXT_STATE_CHANGE {
 145         void                            *h_context;
 146         enum MES_LOG_CONTEXT_STATE      new_context_state;
 147 };
 148
 149 struct MES_LOG_QUEUE_NEW_WORK {
 150         uint64_t                   h_queue;
 151         uint64_t                   reserved;
 152 };
 153
 154 struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT {
 155         uint64_t                   h_queue;
 156         uint64_t                   h_sync_object;
 157 };
 158
 159 struct MES_LOG_QUEUE_NO_MORE_WORK {
 160         uint64_t                   h_queue;
 161         uint64_t                   reserved;
 162 };
 163
 164 struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT {
 165         uint64_t                   h_queue;
 166         uint64_t                   h_sync_object;
 167 };
 168
 169 struct MES_LOG_ENTRY_HEADER {
 170         uint32_t        first_free_entry_index;
 171         uint32_t        wraparound_count;
 172         uint64_t        number_of_entries;
 173         uint64_t        reserved[2];
 174 };
 175
 176 struct MES_LOG_ENTRY_DATA {
 177         uint64_t        gpu_time_stamp;
 178         uint32_t        operation_type; /* operation_type is of MES_LOG_OPERATION type */
 179         uint32_t        reserved_operation_type_bits;
 180         union {
 181                 struct MES_LOG_CONTEXT_STATE_CHANGE     context_state_change;
 182                 struct MES_LOG_QUEUE_NEW_WORK           queue_new_work;
 183                 struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT queue_unwait_sync_object;
 184                 struct MES_LOG_QUEUE_NO_MORE_WORK       queue_no_more_work;
 185                 struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT   queue_wait_sync_object;
 186                 uint64_t                                all[2];
 187         };
 188 };
 189
 190 struct MES_LOG_BUFFER {
 191         struct MES_LOG_ENTRY_HEADER     header;
 192         struct MES_LOG_ENTRY_DATA       entries[1];
 193 };
 194
 195 enum MES_SWIP_TO_HWIP_DEF {
 196         MES_MAX_HWIP_SEGMENT = 6,
 197 };
 198
 199 union MESAPI_SET_HW_RESOURCES {
 200         struct {
 201                 union MES_API_HEADER    header;
 202                 uint32_t                vmid_mask_mmhub;
 203                 uint32_t                vmid_mask_gfxhub;
 204                 uint32_t                gds_size;
 205                 uint32_t                paging_vmid;
 206                 uint32_t                compute_hqd_mask[MAX_COMPUTE_PIPES];
 207                 uint32_t                gfx_hqd_mask[MAX_GFX_PIPES];
 208                 uint32_t                sdma_hqd_mask[MAX_SDMA_PIPES];
 209                 uint32_t                aggregated_doorbells[AMD_PRIORITY_NUM_LEVELS];
 210                 uint64_t                g_sch_ctx_gpu_mc_ptr;
 211                 uint64_t                query_status_fence_gpu_mc_ptr;
 212                 uint32_t                gc_base[MES_MAX_HWIP_SEGMENT];
 213                 uint32_t                mmhub_base[MES_MAX_HWIP_SEGMENT];
 214                 uint32_t                osssys_base[MES_MAX_HWIP_SEGMENT];
 215                 struct MES_API_STATUS   api_status;
 216                 union {
 217                         struct {
 218                                 uint32_t disable_reset  : 1;
 219                                 uint32_t use_different_vmid_compute : 1;
 220                                 uint32_t disable_mes_log   : 1;
 221                                 uint32_t apply_mmhub_pgvm_invalidate_ack_loss_wa : 1;
 222                                 uint32_t apply_grbm_remote_register_dummy_read_wa : 1;
 223                                 uint32_t second_gfx_pipe_enabled : 1;
 224                                 uint32_t enable_level_process_quantum_check : 1;
 225                                 uint32_t reserved       : 25;
 226                         };
 227                         uint32_t        uint32_t_all;
 228                 };
 229         };
 230
 231         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 232 };
 233
 234 union MESAPI__ADD_QUEUE {
 235         struct {
 236                 union MES_API_HEADER            header;
 237                 uint32_t                        process_id;
 238                 uint64_t                        page_table_base_addr;
 239                 uint64_t                        process_va_start;
 240                 uint64_t                        process_va_end;
 241                 uint64_t                        process_quantum;
 242                 uint64_t                        process_context_addr;
 243                 uint64_t                        gang_quantum;
 244                 uint64_t                        gang_context_addr;
 245                 uint32_t                        inprocess_gang_priority;
 246                 enum MES_AMD_PRIORITY_LEVEL     gang_global_priority_level;
 247                 uint32_t                        doorbell_offset;
 248                 uint64_t                        mqd_addr;
 249                 uint64_t                        wptr_addr;
 250                 uint64_t                        h_context;
 251                 uint64_t                        h_queue;
 252                 enum MES_QUEUE_TYPE             queue_type;
 253                 uint32_t                        gds_base;
 254                 uint32_t                        gds_size;
 255                 uint32_t                        gws_base;
 256                 uint32_t                        gws_size;
 257                 uint32_t                        oa_mask;
 258                 uint64_t                        trap_handler_addr;
 259                 uint32_t                        vm_context_cntl;
 260
 261                 struct {
 262                         uint32_t paging                 : 1;
 263                         uint32_t debug_vmid             : 4;
 264                         uint32_t program_gds            : 1;
 265                         uint32_t is_gang_suspended      : 1;
 266                         uint32_t is_tmz_queue           : 1;
 267                         uint32_t map_kiq_utility_queue  : 1;
 268                         uint32_t reserved               : 23;
 269                 };
 270                 struct MES_API_STATUS           api_status;
 271                 uint64_t                        tma_addr;
 272         };
 273
 274         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 275 };
 276
 277 union MESAPI__REMOVE_QUEUE {
 278         struct {
 279                 union MES_API_HEADER    header;
 280                 uint32_t                doorbell_offset;
 281                 uint64_t                gang_context_addr;
 282
 283                 struct {
 284                         uint32_t unmap_legacy_gfx_queue   : 1;
 285                         uint32_t unmap_kiq_utility_queue  : 1;
 286                         uint32_t preempt_legacy_gfx_queue : 1;
 287                         uint32_t reserved                 : 29;
 288                 };
 289                 struct MES_API_STATUS       api_status;
 290
 291                 uint32_t                    pipe_id;
 292                 uint32_t                    queue_id;
 293
 294                 uint64_t                    tf_addr;
 295                 uint32_t                    tf_data;
 296         };
 297
 298         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 299 };
 300
 301 union MESAPI__SET_SCHEDULING_CONFIG {
 302         struct {
 303                 union MES_API_HEADER    header;
 304                 /* Grace period when preempting another priority band for this
 305                  * priority band. The value for idle priority band is ignored,
 306                  * as it never preempts other bands.
 307                  */
 308                 uint64_t                grace_period_other_levels[AMD_PRIORITY_NUM_LEVELS];
 309                 /* Default quantum for scheduling across processes within
 310                  * a priority band.
 311                  */
 312                 uint64_t                process_quantum_for_level[AMD_PRIORITY_NUM_LEVELS];
 313                 /* Default grace period for processes that preempt each other
 314                  * within a priority band.
 315                  */
 316                 uint64_t                process_grace_period_same_level[AMD_PRIORITY_NUM_LEVELS];
 317                 /* For normal level this field specifies the target GPU
 318                  * percentage in situations when it's starved by the high level.
 319                  * Valid values are between 0 and 50, with the default being 10.
 320                  */
 321                 uint32_t                normal_yield_percent;
 322                 struct MES_API_STATUS   api_status;
 323         };
 324
 325         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 326 };
 327
 328 union MESAPI__PERFORM_YIELD {
 329         struct {
 330                 union MES_API_HEADER    header;
 331                 uint32_t                dummy;
 332                 struct MES_API_STATUS   api_status;
 333         };
 334
 335         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 336 };
 337
 338 union MESAPI__CHANGE_GANG_PRIORITY_LEVEL {
 339         struct {
 340                 union MES_API_HEADER            header;
 341                 uint32_t                        inprocess_gang_priority;
 342                 enum MES_AMD_PRIORITY_LEVEL     gang_global_priority_level;
 343                 uint64_t                        gang_quantum;
 344                 uint64_t                        gang_context_addr;
 345                 struct MES_API_STATUS           api_status;
 346         };
 347
 348         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 349 };
 350
 351 union MESAPI__SUSPEND {
 352         struct {
 353                 union MES_API_HEADER    header;
 354                 /* false - suspend all gangs; true - specific gang */
 355                 struct {
 356                         uint32_t suspend_all_gangs      : 1;
 357                         uint32_t reserved               : 31;
 358                 };
 359                 /* gang_context_addr is valid only if suspend_all = false */
 360                 uint64_t                gang_context_addr;
 361
 362                 uint64_t                suspend_fence_addr;
 363                 uint32_t                suspend_fence_value;
 364
 365                 struct MES_API_STATUS   api_status;
 366         };
 367
 368         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 369 };
 370
 371 union MESAPI__RESUME {
 372         struct {
 373                 union MES_API_HEADER    header;
 374                 /* false - resume all gangs; true - specified gang */
 375                 struct {
 376                         uint32_t resume_all_gangs       : 1;
 377                         uint32_t reserved               : 31;
 378                 };
 379                 /* valid only if resume_all_gangs = false */
 380                 uint64_t                gang_context_addr;
 381
 382                 struct MES_API_STATUS   api_status;
 383         };
 384
 385         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 386 };
 387
 388 union MESAPI__RESET {
 389         struct {
 390                 union MES_API_HEADER            header;
 391
 392                 struct {
 393                         /* Only reset the queue given by doorbell_offset (not entire gang) */
 394                         uint32_t                reset_queue_only : 1;
 395                         /* Hang detection first then reset any queues that are hung */
 396                         uint32_t                hang_detect_then_reset : 1;
 397                         /* Only do hang detection (no reset) */
 398                         uint32_t                hang_detect_only : 1;
 399                         /* Rest HP and LP kernel queues not managed by MES */
 400                         uint32_t                reset_legacy_gfx : 1;
 401                         uint32_t                reserved : 28;
 402                 };
 403
 404                 uint64_t                        gang_context_addr;
 405
 406                 /* valid only if reset_queue_only = true */
 407                 uint32_t                        doorbell_offset;
 408
 409                 /* valid only if hang_detect_then_reset = true */
 410                 uint64_t                        doorbell_offset_addr;
 411                 enum MES_QUEUE_TYPE             queue_type;
 412
 413                 /* valid only if reset_legacy_gfx = true */
 414                 uint32_t                        pipe_id_lp;
 415                 uint32_t                        queue_id_lp;
 416                 uint32_t                        vmid_id_lp;
 417                 uint64_t                        mqd_mc_addr_lp;
 418                 uint32_t                        doorbell_offset_lp;
 419                 uint64_t                        wptr_addr_lp;
 420
 421                 uint32_t                        pipe_id_hp;
 422                 uint32_t                        queue_id_hp;
 423                 uint32_t                        vmid_id_hp;
 424                 uint64_t                        mqd_mc_addr_hp;
 425                 uint32_t                        doorbell_offset_hp;
 426                 uint64_t                        wptr_addr_hp;
 427
 428                 struct MES_API_STATUS           api_status;
 429         };
 430
 431         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 432 };
 433
 434 union MESAPI__SET_LOGGING_BUFFER {
 435         struct {
 436                 union MES_API_HEADER    header;
 437                 /* There are separate log buffers for each queue type */
 438                 enum MES_QUEUE_TYPE     log_type;
 439                 /* Log buffer GPU Address */
 440                 uint64_t                logging_buffer_addr;
 441                 /* number of entries in the log buffer */
 442                 uint32_t                number_of_entries;
 443                 /* Entry index at which CPU interrupt needs to be signalled */
 444                 uint32_t                interrupt_entry;
 445
 446                 struct MES_API_STATUS   api_status;
 447         };
 448
 449         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 450 };
 451
 452 union MESAPI__QUERY_MES_STATUS {
 453         struct {
 454                 union MES_API_HEADER    header;
 455                 bool                    mes_healthy; /* 0 - not healthy, 1 - healthy */
 456                 struct MES_API_STATUS   api_status;
 457         };
 458
 459         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 460 };
 461
 462 union MESAPI__PROGRAM_GDS {
 463         struct {
 464                 union MES_API_HEADER    header;
 465                 uint64_t                process_context_addr;
 466                 uint32_t                gds_base;
 467                 uint32_t                gds_size;
 468                 uint32_t                gws_base;
 469                 uint32_t                gws_size;
 470                 uint32_t                oa_mask;
 471                 struct MES_API_STATUS   api_status;
 472         };
 473
 474         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 475 };
 476
 477 union MESAPI__SET_DEBUG_VMID {
 478         struct {
 479                 union MES_API_HEADER    header;
 480                 struct MES_API_STATUS   api_status;
 481                 union {
 482                         struct {
 483                                 uint32_t use_gds        : 1;
 484                                 uint32_t operation      : 2;
 485                                 uint32_t reserved       : 29;
 486                         } flags;
 487                         uint32_t        u32All;
 488                 };
 489                 uint32_t                reserved;
 490                 uint32_t                debug_vmid;
 491                 uint64_t                process_context_addr;
 492                 uint64_t                page_table_base_addr;
 493                 uint64_t                process_va_start;
 494                 uint64_t                process_va_end;
 495                 uint32_t                gds_base;
 496                 uint32_t                gds_size;
 497                 uint32_t                gws_base;
 498                 uint32_t                gws_size;
 499                 uint32_t                oa_mask;
 500
 501                 /* output addr of the acquired vmid value */
 502                 uint64_t                output_addr;
 503         };
 504
 505         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 506 };
 507
 508 enum MESAPI_MISC_OPCODE {
 509         MESAPI_MISC__MODIFY_REG,
 510         MESAPI_MISC__INV_GART,
 511         MESAPI_MISC__QUERY_STATUS,
 512         MESAPI_MISC__MAX,
 513 };
 514
 515 enum MODIFY_REG_SUBCODE {
 516         MODIFY_REG__OVERWRITE,
 517         MODIFY_REG__RMW_OR,
 518         MODIFY_REG__RMW_AND,
 519         MODIFY_REG__MAX,
 520 };
 521
 522 enum { MISC_DATA_MAX_SIZE_IN_DWORDS = 20 };
 523
 524 struct MODIFY_REG {
 525         enum MODIFY_REG_SUBCODE   subcode;
 526         uint32_t                  reg_offset;
 527         uint32_t                  reg_value;
 528 };
 529
 530 struct INV_GART {
 531         uint64_t                  inv_range_va_start;
 532         uint64_t                  inv_range_size;
 533 };
 534
 535 struct QUERY_STATUS {
 536         uint32_t context_id;
 537 };
 538
 539 union MESAPI__MISC {
 540         struct {
 541                 union MES_API_HEADER    header;
 542                 enum MESAPI_MISC_OPCODE opcode;
 543                 struct MES_API_STATUS   api_status;
 544
 545                 union {
 546                         struct          MODIFY_REG modify_reg;
 547                         struct          INV_GART inv_gart;
 548                         struct          QUERY_STATUS query_status;
 549                         uint32_t        data[MISC_DATA_MAX_SIZE_IN_DWORDS];
 550                 };
 551         };
 552
 553         uint32_t        max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 554 };
 555
 556 union MESAPI__UPDATE_ROOT_PAGE_TABLE {
 557         struct {
 558                 union MES_API_HEADER        header;
 559                 uint64_t                    page_table_base_addr;
 560                 uint64_t                    process_context_addr;
 561                 struct MES_API_STATUS       api_status;
 562         };
 563
 564         uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 565 };
 566
 567 union MESAPI_AMD_LOG {
 568         struct {
 569                 union MES_API_HEADER        header;
 570                 uint64_t                    p_buffer_memory;
 571                 uint64_t                    p_buffer_size_used;
 572                 struct MES_API_STATUS       api_status;
 573         };
 574
 575         uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS];
 576 };
 577
 578 #pragma pack(pop)
 579 #endif