1 /* 2 * Copyright 2019 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 }; 106 107 enum { MAX_QUEUES_IN_A_GANG = 8 }; 108 109 enum VM_HUB_TYPE { 110 VM_HUB_TYPE_GC = 0, 111 VM_HUB_TYPE_MM = 1, 112 VM_HUB_TYPE_MAX, 113 }; 114 115 enum { VMID_INVALID = 0xffff }; 116 117 enum { MAX_VMID_GCHUB = 16 }; 118 enum { MAX_VMID_MMHUB = 16 }; 119 120 enum MES_LOG_OPERATION { 121 MES_LOG_OPERATION_CONTEXT_STATE_CHANGE = 0, 122 MES_LOG_OPERATION_QUEUE_NEW_WORK = 1, 123 MES_LOG_OPERATION_QUEUE_UNWAIT_SYNC_OBJECT = 2, 124 MES_LOG_OPERATION_QUEUE_NO_MORE_WORK = 3, 125 MES_LOG_OPERATION_QUEUE_WAIT_SYNC_OBJECT = 4, 126 MES_LOG_OPERATION_QUEUE_INVALID = 0xF, 127 }; 128 129 enum MES_LOG_CONTEXT_STATE { 130 MES_LOG_CONTEXT_STATE_IDLE = 0, 131 MES_LOG_CONTEXT_STATE_RUNNING = 1, 132 MES_LOG_CONTEXT_STATE_READY = 2, 133 MES_LOG_CONTEXT_STATE_READY_STANDBY = 3, 134 MES_LOG_CONTEXT_STATE_INVALID = 0xF, 135 }; 136 137 struct MES_LOG_CONTEXT_STATE_CHANGE { 138 void *h_context; 139 enum MES_LOG_CONTEXT_STATE new_context_state; 140 }; 141 142 struct MES_LOG_QUEUE_NEW_WORK { 143 uint64_t h_queue; 144 uint64_t reserved; 145 }; 146 147 struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT { 148 uint64_t h_queue; 149 uint64_t h_sync_object; 150 }; 151 152 struct MES_LOG_QUEUE_NO_MORE_WORK { 153 uint64_t h_queue; 154 uint64_t reserved; 155 }; 156 157 struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT { 158 uint64_t h_queue; 159 uint64_t h_sync_object; 160 }; 161 162 struct MES_LOG_ENTRY_HEADER { 163 uint32_t first_free_entry_index; 164 uint32_t wraparound_count; 165 uint64_t number_of_entries; 166 uint64_t reserved[2]; 167 }; 168 169 struct MES_LOG_ENTRY_DATA { 170 uint64_t gpu_time_stamp; 171 uint32_t operation_type; /* operation_type is of MES_LOG_OPERATION type */ 172 uint32_t reserved_operation_type_bits; 173 union { 174 struct MES_LOG_CONTEXT_STATE_CHANGE context_state_change; 175 struct MES_LOG_QUEUE_NEW_WORK queue_new_work; 176 struct MES_LOG_QUEUE_UNWAIT_SYNC_OBJECT queue_unwait_sync_object; 177 struct MES_LOG_QUEUE_NO_MORE_WORK queue_no_more_work; 178 struct MES_LOG_QUEUE_WAIT_SYNC_OBJECT queue_wait_sync_object; 179 uint64_t all[2]; 180 }; 181 }; 182 183 struct MES_LOG_BUFFER { 184 struct MES_LOG_ENTRY_HEADER header; 185 struct MES_LOG_ENTRY_DATA entries[1]; 186 }; 187 188 enum MES_SWIP_TO_HWIP_DEF { 189 MES_MAX_HWIP_SEGMENT = 6, 190 }; 191 192 union MESAPI_SET_HW_RESOURCES { 193 struct { 194 union MES_API_HEADER header; 195 uint32_t vmid_mask_mmhub; 196 uint32_t vmid_mask_gfxhub; 197 uint32_t gds_size; 198 uint32_t paging_vmid; 199 uint32_t compute_hqd_mask[MAX_COMPUTE_PIPES]; 200 uint32_t gfx_hqd_mask[MAX_GFX_PIPES]; 201 uint32_t sdma_hqd_mask[MAX_SDMA_PIPES]; 202 uint32_t aggregated_doorbells[AMD_PRIORITY_NUM_LEVELS]; 203 uint64_t g_sch_ctx_gpu_mc_ptr; 204 uint64_t query_status_fence_gpu_mc_ptr; 205 uint32_t gc_base[MES_MAX_HWIP_SEGMENT]; 206 uint32_t mmhub_base[MES_MAX_HWIP_SEGMENT]; 207 uint32_t osssys_base[MES_MAX_HWIP_SEGMENT]; 208 struct MES_API_STATUS api_status; 209 union { 210 struct { 211 uint32_t disable_reset : 1; 212 uint32_t use_different_vmid_compute : 1; 213 uint32_t disable_mes_log : 1; 214 uint32_t apply_mmhub_pgvm_invalidate_ack_loss_wa : 1; 215 uint32_t apply_grbm_remote_register_dummy_read_wa : 1; 216 uint32_t second_gfx_pipe_enabled : 1; 217 uint32_t enable_level_process_quantum_check : 1; 218 uint32_t apply_cwsr_program_all_vmid_sq_shader_tba_registers_wa : 1; 219 uint32_t enable_mqd_active_poll : 1; 220 uint32_t disable_timer_int : 1; 221 uint32_t reserved : 22; 222 }; 223 uint32_t uint32_t_all; 224 }; 225 }; 226 227 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 228 }; 229 230 union MESAPI__ADD_QUEUE { 231 struct { 232 union MES_API_HEADER header; 233 uint32_t process_id; 234 uint64_t page_table_base_addr; 235 uint64_t process_va_start; 236 uint64_t process_va_end; 237 uint64_t process_quantum; 238 uint64_t process_context_addr; 239 uint64_t gang_quantum; 240 uint64_t gang_context_addr; 241 uint32_t inprocess_gang_priority; 242 enum MES_AMD_PRIORITY_LEVEL gang_global_priority_level; 243 uint32_t doorbell_offset; 244 uint64_t mqd_addr; 245 uint64_t wptr_addr; 246 uint64_t h_context; 247 uint64_t h_queue; 248 enum MES_QUEUE_TYPE queue_type; 249 uint32_t gds_base; 250 uint32_t gds_size; 251 uint32_t gws_base; 252 uint32_t gws_size; 253 uint32_t oa_mask; 254 uint64_t trap_handler_addr; 255 uint32_t vm_context_cntl; 256 257 struct { 258 uint32_t paging : 1; 259 uint32_t debug_vmid : 4; 260 uint32_t program_gds : 1; 261 uint32_t is_gang_suspended : 1; 262 uint32_t is_tmz_queue : 1; 263 uint32_t map_kiq_utility_queue : 1; 264 uint32_t reserved : 23; 265 }; 266 struct MES_API_STATUS api_status; 267 }; 268 269 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 270 }; 271 272 union MESAPI__REMOVE_QUEUE { 273 struct { 274 union MES_API_HEADER header; 275 uint32_t doorbell_offset; 276 uint64_t gang_context_addr; 277 278 struct { 279 uint32_t unmap_legacy_gfx_queue : 1; 280 uint32_t unmap_kiq_utility_queue : 1; 281 uint32_t preempt_legacy_gfx_queue : 1; 282 uint32_t reserved : 29; 283 }; 284 struct MES_API_STATUS api_status; 285 286 uint32_t pipe_id; 287 uint32_t queue_id; 288 289 uint64_t tf_addr; 290 uint32_t tf_data; 291 }; 292 293 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 294 }; 295 296 union MESAPI__SET_SCHEDULING_CONFIG { 297 struct { 298 union MES_API_HEADER header; 299 /* Grace period when preempting another priority band for this 300 * priority band. The value for idle priority band is ignored, 301 * as it never preempts other bands. 302 */ 303 uint64_t grace_period_other_levels[AMD_PRIORITY_NUM_LEVELS]; 304 /* Default quantum for scheduling across processes within 305 * a priority band. 306 */ 307 uint64_t process_quantum_for_level[AMD_PRIORITY_NUM_LEVELS]; 308 /* Default grace period for processes that preempt each other 309 * within a priority band. 310 */ 311 uint64_t process_grace_period_same_level[AMD_PRIORITY_NUM_LEVELS]; 312 /* For normal level this field specifies the target GPU 313 * percentage in situations when it's starved by the high level. 314 * Valid values are between 0 and 50, with the default being 10. 315 */ 316 uint32_t normal_yield_percent; 317 struct MES_API_STATUS api_status; 318 }; 319 320 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 321 }; 322 323 union MESAPI__PERFORM_YIELD { 324 struct { 325 union MES_API_HEADER header; 326 uint32_t dummy; 327 struct MES_API_STATUS api_status; 328 }; 329 330 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 331 }; 332 333 union MESAPI__CHANGE_GANG_PRIORITY_LEVEL { 334 struct { 335 union MES_API_HEADER header; 336 uint32_t inprocess_gang_priority; 337 enum MES_AMD_PRIORITY_LEVEL gang_global_priority_level; 338 uint64_t gang_quantum; 339 uint64_t gang_context_addr; 340 struct MES_API_STATUS api_status; 341 }; 342 343 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 344 }; 345 346 union MESAPI__SUSPEND { 347 struct { 348 union MES_API_HEADER header; 349 /* false - suspend all gangs; true - specific gang */ 350 struct { 351 uint32_t suspend_all_gangs : 1; 352 uint32_t reserved : 31; 353 }; 354 /* gang_context_addr is valid only if suspend_all = false */ 355 uint64_t gang_context_addr; 356 357 uint64_t suspend_fence_addr; 358 uint32_t suspend_fence_value; 359 360 struct MES_API_STATUS api_status; 361 }; 362 363 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 364 }; 365 366 union MESAPI__RESUME { 367 struct { 368 union MES_API_HEADER header; 369 /* false - resume all gangs; true - specified gang */ 370 struct { 371 uint32_t resume_all_gangs : 1; 372 uint32_t reserved : 31; 373 }; 374 /* valid only if resume_all_gangs = false */ 375 uint64_t gang_context_addr; 376 377 struct MES_API_STATUS api_status; 378 }; 379 380 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 381 }; 382 383 union MESAPI__RESET { 384 struct { 385 union MES_API_HEADER header; 386 387 struct { 388 /* Only reset the queue given by doorbell_offset (not entire gang) */ 389 uint32_t reset_queue_only : 1; 390 /* Hang detection first then reset any queues that are hung */ 391 uint32_t hang_detect_then_reset : 1; 392 /* Only do hang detection (no reset) */ 393 uint32_t hang_detect_only : 1; 394 /* Rest HP and LP kernel queues not managed by MES */ 395 uint32_t reset_legacy_gfx : 1; 396 uint32_t reserved : 28; 397 }; 398 399 uint64_t gang_context_addr; 400 401 /* valid only if reset_queue_only = true */ 402 uint32_t doorbell_offset; 403 404 /* valid only if hang_detect_then_reset = true */ 405 uint64_t doorbell_offset_addr; 406 enum MES_QUEUE_TYPE queue_type; 407 408 /* valid only if reset_legacy_gfx = true */ 409 uint32_t pipe_id_lp; 410 uint32_t queue_id_lp; 411 uint32_t vmid_id_lp; 412 uint64_t mqd_mc_addr_lp; 413 uint32_t doorbell_offset_lp; 414 uint64_t wptr_addr_lp; 415 416 uint32_t pipe_id_hp; 417 uint32_t queue_id_hp; 418 uint32_t vmid_id_hp; 419 uint64_t mqd_mc_addr_hp; 420 uint32_t doorbell_offset_hp; 421 uint64_t wptr_addr_hp; 422 423 struct MES_API_STATUS api_status; 424 }; 425 426 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 427 }; 428 429 union MESAPI__SET_LOGGING_BUFFER { 430 struct { 431 union MES_API_HEADER header; 432 /* There are separate log buffers for each queue type */ 433 enum MES_QUEUE_TYPE log_type; 434 /* Log buffer GPU Address */ 435 uint64_t logging_buffer_addr; 436 /* number of entries in the log buffer */ 437 uint32_t number_of_entries; 438 /* Entry index at which CPU interrupt needs to be signalled */ 439 uint32_t interrupt_entry; 440 441 struct MES_API_STATUS api_status; 442 }; 443 444 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 445 }; 446 447 union MESAPI__QUERY_MES_STATUS { 448 struct { 449 union MES_API_HEADER header; 450 bool mes_healthy; /* 0 - not healthy, 1 - healthy */ 451 struct MES_API_STATUS api_status; 452 }; 453 454 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 455 }; 456 457 union MESAPI__PROGRAM_GDS { 458 struct { 459 union MES_API_HEADER header; 460 uint64_t process_context_addr; 461 uint32_t gds_base; 462 uint32_t gds_size; 463 uint32_t gws_base; 464 uint32_t gws_size; 465 uint32_t oa_mask; 466 struct MES_API_STATUS api_status; 467 }; 468 469 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 470 }; 471 472 union MESAPI__SET_DEBUG_VMID { 473 struct { 474 union MES_API_HEADER header; 475 struct MES_API_STATUS api_status; 476 union { 477 struct { 478 uint32_t use_gds : 1; 479 uint32_t reserved : 31; 480 } flags; 481 uint32_t u32All; 482 }; 483 uint32_t reserved; 484 uint32_t debug_vmid; 485 uint64_t process_context_addr; 486 uint64_t page_table_base_addr; 487 uint64_t process_va_start; 488 uint64_t process_va_end; 489 uint32_t gds_base; 490 uint32_t gds_size; 491 uint32_t gws_base; 492 uint32_t gws_size; 493 uint32_t oa_mask; 494 }; 495 496 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 497 }; 498 499 enum MESAPI_MISC_OPCODE { 500 MESAPI_MISC__MODIFY_REG, 501 MESAPI_MISC__INV_GART, 502 MESAPI_MISC__QUERY_STATUS, 503 MESAPI_MISC__MAX, 504 }; 505 506 enum MODIFY_REG_SUBCODE { 507 MODIFY_REG__OVERWRITE, 508 MODIFY_REG__RMW_OR, 509 MODIFY_REG__RMW_AND, 510 MODIFY_REG__MAX, 511 }; 512 513 enum { MISC_DATA_MAX_SIZE_IN_DWORDS = 20 }; 514 515 struct MODIFY_REG { 516 enum MODIFY_REG_SUBCODE subcode; 517 uint32_t reg_offset; 518 uint32_t reg_value; 519 }; 520 521 struct INV_GART { 522 uint64_t inv_range_va_start; 523 uint64_t inv_range_size; 524 }; 525 526 struct QUERY_STATUS { 527 uint32_t context_id; 528 }; 529 530 union MESAPI__MISC { 531 struct { 532 union MES_API_HEADER header; 533 enum MESAPI_MISC_OPCODE opcode; 534 struct MES_API_STATUS api_status; 535 536 union { 537 struct MODIFY_REG modify_reg; 538 struct INV_GART inv_gart; 539 struct QUERY_STATUS query_status; 540 uint32_t data[MISC_DATA_MAX_SIZE_IN_DWORDS]; 541 }; 542 }; 543 544 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 545 }; 546 547 union MESAPI__UPDATE_ROOT_PAGE_TABLE { 548 struct { 549 union MES_API_HEADER header; 550 uint64_t page_table_base_addr; 551 uint64_t process_context_addr; 552 struct MES_API_STATUS api_status; 553 }; 554 555 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 556 }; 557 558 union MESAPI_AMD_LOG { 559 struct { 560 union MES_API_HEADER header; 561 uint64_t p_buffer_memory; 562 uint64_t p_buffer_size_used; 563 struct MES_API_STATUS api_status; 564 }; 565 566 uint32_t max_dwords_in_api[API_FRAME_SIZE_IN_DWORDS]; 567 }; 568 569 #pragma pack(pop) 570 #endif 571