amdgpu_drm.h revision 2fd4b3cf888b560db61afa9e50dd42039e07a8b2
1/* amdgpu_drm.h -- Public header for the amdgpu driver -*- linux-c -*- 2 * 3 * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. 4 * Copyright 2000 VA Linux Systems, Inc., Fremont, California. 5 * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas. 6 * Copyright 2014 Advanced Micro Devices, Inc. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the "Software"), 10 * to deal in the Software without restriction, including without limitation 11 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12 * and/or sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 24 * OTHER DEALINGS IN THE SOFTWARE. 25 * 26 * Authors: 27 * Kevin E. Martin <martin@valinux.com> 28 * Gareth Hughes <gareth@valinux.com> 29 * Keith Whitwell <keith@tungstengraphics.com> 30 */ 31 32#ifndef __AMDGPU_DRM_H__ 33#define __AMDGPU_DRM_H__ 34 35#include "drm.h" 36 37#if defined(__cplusplus) 38extern "C" { 39#endif 40 41#define DRM_AMDGPU_GEM_CREATE 0x00 42#define DRM_AMDGPU_GEM_MMAP 0x01 43#define DRM_AMDGPU_CTX 0x02 44#define DRM_AMDGPU_BO_LIST 0x03 45#define DRM_AMDGPU_CS 0x04 46#define DRM_AMDGPU_INFO 0x05 47#define DRM_AMDGPU_GEM_METADATA 0x06 48#define DRM_AMDGPU_GEM_WAIT_IDLE 0x07 49#define DRM_AMDGPU_GEM_VA 0x08 50#define DRM_AMDGPU_WAIT_CS 0x09 51#define DRM_AMDGPU_GEM_OP 0x10 52#define DRM_AMDGPU_GEM_USERPTR 0x11 53#define DRM_AMDGPU_WAIT_FENCES 0x12 54 55#define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create) 56#define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap) 57#define DRM_IOCTL_AMDGPU_CTX DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CTX, union drm_amdgpu_ctx) 58#define DRM_IOCTL_AMDGPU_BO_LIST DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_BO_LIST, union drm_amdgpu_bo_list) 59#define DRM_IOCTL_AMDGPU_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CS, union drm_amdgpu_cs) 60#define DRM_IOCTL_AMDGPU_INFO DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_INFO, struct drm_amdgpu_info) 61#define DRM_IOCTL_AMDGPU_GEM_METADATA DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_METADATA, struct drm_amdgpu_gem_metadata) 62#define DRM_IOCTL_AMDGPU_GEM_WAIT_IDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_WAIT_IDLE, union drm_amdgpu_gem_wait_idle) 63#define DRM_IOCTL_AMDGPU_GEM_VA DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_VA, struct drm_amdgpu_gem_va) 64#define DRM_IOCTL_AMDGPU_WAIT_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_CS, union drm_amdgpu_wait_cs) 65#define DRM_IOCTL_AMDGPU_GEM_OP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_OP, struct drm_amdgpu_gem_op) 66#define DRM_IOCTL_AMDGPU_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_USERPTR, struct drm_amdgpu_gem_userptr) 67#define DRM_IOCTL_AMDGPU_WAIT_FENCES DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_FENCES, union drm_amdgpu_wait_fences) 68 69#define AMDGPU_GEM_DOMAIN_CPU 0x1 70#define AMDGPU_GEM_DOMAIN_GTT 0x2 71#define AMDGPU_GEM_DOMAIN_VRAM 0x4 72#define AMDGPU_GEM_DOMAIN_GDS 0x8 73#define AMDGPU_GEM_DOMAIN_GWS 0x10 74#define AMDGPU_GEM_DOMAIN_OA 0x20 75 76/* Flag that CPU access will be required for the case of VRAM domain */ 77#define AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED (1 << 0) 78/* Flag that CPU access will not work, this VRAM domain is invisible */ 79#define AMDGPU_GEM_CREATE_NO_CPU_ACCESS (1 << 1) 80/* Flag that USWC attributes should be used for GTT */ 81#define AMDGPU_GEM_CREATE_CPU_GTT_USWC (1 << 2) 82/* Flag that the memory should be in VRAM and cleared */ 83#define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3) 84/* Flag that create shadow bo(GTT) while allocating vram bo */ 85#define AMDGPU_GEM_CREATE_SHADOW (1 << 4) 86/* Flag that allocating the BO should use linear VRAM */ 87#define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5) 88 89struct drm_amdgpu_gem_create_in { 90 /** the requested memory size */ 91 __u64 bo_size; 92 /** physical start_addr alignment in bytes for some HW requirements */ 93 __u64 alignment; 94 /** the requested memory domains */ 95 __u64 domains; 96 /** allocation flags */ 97 __u64 domain_flags; 98}; 99 100struct drm_amdgpu_gem_create_out { 101 /** returned GEM object handle */ 102 __u32 handle; 103 __u32 _pad; 104}; 105 106union drm_amdgpu_gem_create { 107 struct drm_amdgpu_gem_create_in in; 108 struct drm_amdgpu_gem_create_out out; 109}; 110 111/** Opcode to create new residency list. */ 112#define AMDGPU_BO_LIST_OP_CREATE 0 113/** Opcode to destroy previously created residency list */ 114#define AMDGPU_BO_LIST_OP_DESTROY 1 115/** Opcode to update resource information in the list */ 116#define AMDGPU_BO_LIST_OP_UPDATE 2 117 118struct drm_amdgpu_bo_list_in { 119 /** Type of operation */ 120 __u32 operation; 121 /** Handle of list or 0 if we want to create one */ 122 __u32 list_handle; 123 /** Number of BOs in list */ 124 __u32 bo_number; 125 /** Size of each element describing BO */ 126 __u32 bo_info_size; 127 /** Pointer to array describing BOs */ 128 __u64 bo_info_ptr; 129}; 130 131struct drm_amdgpu_bo_list_entry { 132 /** Handle of BO */ 133 __u32 bo_handle; 134 /** New (if specified) BO priority to be used during migration */ 135 __u32 bo_priority; 136}; 137 138struct drm_amdgpu_bo_list_out { 139 /** Handle of resource list */ 140 __u32 list_handle; 141 __u32 _pad; 142}; 143 144union drm_amdgpu_bo_list { 145 struct drm_amdgpu_bo_list_in in; 146 struct drm_amdgpu_bo_list_out out; 147}; 148 149/* context related */ 150#define AMDGPU_CTX_OP_ALLOC_CTX 1 151#define AMDGPU_CTX_OP_FREE_CTX 2 152#define AMDGPU_CTX_OP_QUERY_STATE 3 153 154/* GPU reset status */ 155#define AMDGPU_CTX_NO_RESET 0 156/* this the context caused it */ 157#define AMDGPU_CTX_GUILTY_RESET 1 158/* some other context caused it */ 159#define AMDGPU_CTX_INNOCENT_RESET 2 160/* unknown cause */ 161#define AMDGPU_CTX_UNKNOWN_RESET 3 162 163struct drm_amdgpu_ctx_in { 164 /** AMDGPU_CTX_OP_* */ 165 __u32 op; 166 /** For future use, no flags defined so far */ 167 __u32 flags; 168 __u32 ctx_id; 169 __u32 _pad; 170}; 171 172union drm_amdgpu_ctx_out { 173 struct { 174 __u32 ctx_id; 175 __u32 _pad; 176 } alloc; 177 178 struct { 179 /** For future use, no flags defined so far */ 180 __u64 flags; 181 /** Number of resets caused by this context so far. */ 182 __u32 hangs; 183 /** Reset status since the last call of the ioctl. */ 184 __u32 reset_status; 185 } state; 186}; 187 188union drm_amdgpu_ctx { 189 struct drm_amdgpu_ctx_in in; 190 union drm_amdgpu_ctx_out out; 191}; 192 193/* 194 * This is not a reliable API and you should expect it to fail for any 195 * number of reasons and have fallback path that do not use userptr to 196 * perform any operation. 197 */ 198#define AMDGPU_GEM_USERPTR_READONLY (1 << 0) 199#define AMDGPU_GEM_USERPTR_ANONONLY (1 << 1) 200#define AMDGPU_GEM_USERPTR_VALIDATE (1 << 2) 201#define AMDGPU_GEM_USERPTR_REGISTER (1 << 3) 202 203struct drm_amdgpu_gem_userptr { 204 __u64 addr; 205 __u64 size; 206 /* AMDGPU_GEM_USERPTR_* */ 207 __u32 flags; 208 /* Resulting GEM handle */ 209 __u32 handle; 210}; 211 212/* same meaning as the GB_TILE_MODE and GL_MACRO_TILE_MODE fields */ 213#define AMDGPU_TILING_ARRAY_MODE_SHIFT 0 214#define AMDGPU_TILING_ARRAY_MODE_MASK 0xf 215#define AMDGPU_TILING_PIPE_CONFIG_SHIFT 4 216#define AMDGPU_TILING_PIPE_CONFIG_MASK 0x1f 217#define AMDGPU_TILING_TILE_SPLIT_SHIFT 9 218#define AMDGPU_TILING_TILE_SPLIT_MASK 0x7 219#define AMDGPU_TILING_MICRO_TILE_MODE_SHIFT 12 220#define AMDGPU_TILING_MICRO_TILE_MODE_MASK 0x7 221#define AMDGPU_TILING_BANK_WIDTH_SHIFT 15 222#define AMDGPU_TILING_BANK_WIDTH_MASK 0x3 223#define AMDGPU_TILING_BANK_HEIGHT_SHIFT 17 224#define AMDGPU_TILING_BANK_HEIGHT_MASK 0x3 225#define AMDGPU_TILING_MACRO_TILE_ASPECT_SHIFT 19 226#define AMDGPU_TILING_MACRO_TILE_ASPECT_MASK 0x3 227#define AMDGPU_TILING_NUM_BANKS_SHIFT 21 228#define AMDGPU_TILING_NUM_BANKS_MASK 0x3 229 230#define AMDGPU_TILING_SET(field, value) \ 231 (((value) & AMDGPU_TILING_##field##_MASK) << AMDGPU_TILING_##field##_SHIFT) 232#define AMDGPU_TILING_GET(value, field) \ 233 (((value) >> AMDGPU_TILING_##field##_SHIFT) & AMDGPU_TILING_##field##_MASK) 234 235#define AMDGPU_GEM_METADATA_OP_SET_METADATA 1 236#define AMDGPU_GEM_METADATA_OP_GET_METADATA 2 237 238/** The same structure is shared for input/output */ 239struct drm_amdgpu_gem_metadata { 240 /** GEM Object handle */ 241 __u32 handle; 242 /** Do we want get or set metadata */ 243 __u32 op; 244 struct { 245 /** For future use, no flags defined so far */ 246 __u64 flags; 247 /** family specific tiling info */ 248 __u64 tiling_info; 249 __u32 data_size_bytes; 250 __u32 data[64]; 251 } data; 252}; 253 254struct drm_amdgpu_gem_mmap_in { 255 /** the GEM object handle */ 256 __u32 handle; 257 __u32 _pad; 258}; 259 260struct drm_amdgpu_gem_mmap_out { 261 /** mmap offset from the vma offset manager */ 262 __u64 addr_ptr; 263}; 264 265union drm_amdgpu_gem_mmap { 266 struct drm_amdgpu_gem_mmap_in in; 267 struct drm_amdgpu_gem_mmap_out out; 268}; 269 270struct drm_amdgpu_gem_wait_idle_in { 271 /** GEM object handle */ 272 __u32 handle; 273 /** For future use, no flags defined so far */ 274 __u32 flags; 275 /** Absolute timeout to wait */ 276 __u64 timeout; 277}; 278 279struct drm_amdgpu_gem_wait_idle_out { 280 /** BO status: 0 - BO is idle, 1 - BO is busy */ 281 __u32 status; 282 /** Returned current memory domain */ 283 __u32 domain; 284}; 285 286union drm_amdgpu_gem_wait_idle { 287 struct drm_amdgpu_gem_wait_idle_in in; 288 struct drm_amdgpu_gem_wait_idle_out out; 289}; 290 291struct drm_amdgpu_wait_cs_in { 292 /** Command submission handle */ 293 __u64 handle; 294 /** Absolute timeout to wait */ 295 __u64 timeout; 296 __u32 ip_type; 297 __u32 ip_instance; 298 __u32 ring; 299 __u32 ctx_id; 300}; 301 302struct drm_amdgpu_wait_cs_out { 303 /** CS status: 0 - CS completed, 1 - CS still busy */ 304 __u64 status; 305}; 306 307union drm_amdgpu_wait_cs { 308 struct drm_amdgpu_wait_cs_in in; 309 struct drm_amdgpu_wait_cs_out out; 310}; 311 312struct drm_amdgpu_fence { 313 __u32 ctx_id; 314 __u32 ip_type; 315 __u32 ip_instance; 316 __u32 ring; 317 __u64 seq_no; 318}; 319 320struct drm_amdgpu_wait_fences_in { 321 /** This points to uint64_t * which points to fences */ 322 __u64 fences; 323 __u32 fence_count; 324 __u32 wait_all; 325 __u64 timeout_ns; 326}; 327 328struct drm_amdgpu_wait_fences_out { 329 __u32 status; 330 __u32 first_signaled; 331}; 332 333union drm_amdgpu_wait_fences { 334 struct drm_amdgpu_wait_fences_in in; 335 struct drm_amdgpu_wait_fences_out out; 336}; 337 338#define AMDGPU_GEM_OP_GET_GEM_CREATE_INFO 0 339#define AMDGPU_GEM_OP_SET_PLACEMENT 1 340 341/* Sets or returns a value associated with a buffer. */ 342struct drm_amdgpu_gem_op { 343 /** GEM object handle */ 344 __u32 handle; 345 /** AMDGPU_GEM_OP_* */ 346 __u32 op; 347 /** Input or return value */ 348 __u64 value; 349}; 350 351#define AMDGPU_VA_OP_MAP 1 352#define AMDGPU_VA_OP_UNMAP 2 353 354/* Delay the page table update till the next CS */ 355#define AMDGPU_VM_DELAY_UPDATE (1 << 0) 356 357/* Mapping flags */ 358/* readable mapping */ 359#define AMDGPU_VM_PAGE_READABLE (1 << 1) 360/* writable mapping */ 361#define AMDGPU_VM_PAGE_WRITEABLE (1 << 2) 362/* executable mapping, new for VI */ 363#define AMDGPU_VM_PAGE_EXECUTABLE (1 << 3) 364 365struct drm_amdgpu_gem_va { 366 /** GEM object handle */ 367 __u32 handle; 368 __u32 _pad; 369 /** AMDGPU_VA_OP_* */ 370 __u32 operation; 371 /** AMDGPU_VM_PAGE_* */ 372 __u32 flags; 373 /** va address to assign . Must be correctly aligned.*/ 374 __u64 va_address; 375 /** Specify offset inside of BO to assign. Must be correctly aligned.*/ 376 __u64 offset_in_bo; 377 /** Specify mapping size. Must be correctly aligned. */ 378 __u64 map_size; 379}; 380 381#define AMDGPU_HW_IP_GFX 0 382#define AMDGPU_HW_IP_COMPUTE 1 383#define AMDGPU_HW_IP_DMA 2 384#define AMDGPU_HW_IP_UVD 3 385#define AMDGPU_HW_IP_VCE 4 386#define AMDGPU_HW_IP_NUM 5 387 388#define AMDGPU_HW_IP_INSTANCE_MAX_COUNT 1 389 390#define AMDGPU_CHUNK_ID_IB 0x01 391#define AMDGPU_CHUNK_ID_FENCE 0x02 392#define AMDGPU_CHUNK_ID_DEPENDENCIES 0x03 393 394struct drm_amdgpu_cs_chunk { 395 __u32 chunk_id; 396 __u32 length_dw; 397 __u64 chunk_data; 398}; 399 400struct drm_amdgpu_cs_in { 401 /** Rendering context id */ 402 __u32 ctx_id; 403 /** Handle of resource list associated with CS */ 404 __u32 bo_list_handle; 405 __u32 num_chunks; 406 __u32 _pad; 407 /** this points to __u64 * which point to cs chunks */ 408 __u64 chunks; 409}; 410 411struct drm_amdgpu_cs_out { 412 __u64 handle; 413}; 414 415union drm_amdgpu_cs { 416 struct drm_amdgpu_cs_in in; 417 struct drm_amdgpu_cs_out out; 418}; 419 420/* Specify flags to be used for IB */ 421 422/* This IB should be submitted to CE */ 423#define AMDGPU_IB_FLAG_CE (1<<0) 424 425/* CE Preamble */ 426#define AMDGPU_IB_FLAG_PREAMBLE (1<<1) 427 428struct drm_amdgpu_cs_chunk_ib { 429 __u32 _pad; 430 /** AMDGPU_IB_FLAG_* */ 431 __u32 flags; 432 /** Virtual address to begin IB execution */ 433 __u64 va_start; 434 /** Size of submission */ 435 __u32 ib_bytes; 436 /** HW IP to submit to */ 437 __u32 ip_type; 438 /** HW IP index of the same type to submit to */ 439 __u32 ip_instance; 440 /** Ring index to submit to */ 441 __u32 ring; 442}; 443 444struct drm_amdgpu_cs_chunk_dep { 445 __u32 ip_type; 446 __u32 ip_instance; 447 __u32 ring; 448 __u32 ctx_id; 449 __u64 handle; 450}; 451 452struct drm_amdgpu_cs_chunk_fence { 453 __u32 handle; 454 __u32 offset; 455}; 456 457struct drm_amdgpu_cs_chunk_data { 458 union { 459 struct drm_amdgpu_cs_chunk_ib ib_data; 460 struct drm_amdgpu_cs_chunk_fence fence_data; 461 }; 462}; 463 464/** 465 * Query h/w info: Flag that this is integrated (a.h.a. fusion) GPU 466 * 467 */ 468#define AMDGPU_IDS_FLAGS_FUSION 0x1 469#define AMDGPU_IDS_FLAGS_PREEMPTION 0x2 470 471/* indicate if acceleration can be working */ 472#define AMDGPU_INFO_ACCEL_WORKING 0x00 473/* get the crtc_id from the mode object id? */ 474#define AMDGPU_INFO_CRTC_FROM_ID 0x01 475/* query hw IP info */ 476#define AMDGPU_INFO_HW_IP_INFO 0x02 477/* query hw IP instance count for the specified type */ 478#define AMDGPU_INFO_HW_IP_COUNT 0x03 479/* timestamp for GL_ARB_timer_query */ 480#define AMDGPU_INFO_TIMESTAMP 0x05 481/* Query the firmware version */ 482#define AMDGPU_INFO_FW_VERSION 0x0e 483 /* Subquery id: Query VCE firmware version */ 484 #define AMDGPU_INFO_FW_VCE 0x1 485 /* Subquery id: Query UVD firmware version */ 486 #define AMDGPU_INFO_FW_UVD 0x2 487 /* Subquery id: Query GMC firmware version */ 488 #define AMDGPU_INFO_FW_GMC 0x03 489 /* Subquery id: Query GFX ME firmware version */ 490 #define AMDGPU_INFO_FW_GFX_ME 0x04 491 /* Subquery id: Query GFX PFP firmware version */ 492 #define AMDGPU_INFO_FW_GFX_PFP 0x05 493 /* Subquery id: Query GFX CE firmware version */ 494 #define AMDGPU_INFO_FW_GFX_CE 0x06 495 /* Subquery id: Query GFX RLC firmware version */ 496 #define AMDGPU_INFO_FW_GFX_RLC 0x07 497 /* Subquery id: Query GFX MEC firmware version */ 498 #define AMDGPU_INFO_FW_GFX_MEC 0x08 499 /* Subquery id: Query SMC firmware version */ 500 #define AMDGPU_INFO_FW_SMC 0x0a 501 /* Subquery id: Query SDMA firmware version */ 502 #define AMDGPU_INFO_FW_SDMA 0x0b 503/* number of bytes moved for TTM migration */ 504#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f 505/* the used VRAM size */ 506#define AMDGPU_INFO_VRAM_USAGE 0x10 507/* the used GTT size */ 508#define AMDGPU_INFO_GTT_USAGE 0x11 509/* Information about GDS, etc. resource configuration */ 510#define AMDGPU_INFO_GDS_CONFIG 0x13 511/* Query information about VRAM and GTT domains */ 512#define AMDGPU_INFO_VRAM_GTT 0x14 513/* Query information about register in MMR address space*/ 514#define AMDGPU_INFO_READ_MMR_REG 0x15 515/* Query information about device: rev id, family, etc. */ 516#define AMDGPU_INFO_DEV_INFO 0x16 517/* visible vram usage */ 518#define AMDGPU_INFO_VIS_VRAM_USAGE 0x17 519/* number of TTM buffer evictions */ 520#define AMDGPU_INFO_NUM_EVICTIONS 0x18 521/* Query memory about VRAM and GTT domains */ 522#define AMDGPU_INFO_MEMORY 0x19 523/* Query vce clock table */ 524#define AMDGPU_INFO_VCE_CLOCK_TABLE 0x1A 525/* Query vbios related information */ 526#define AMDGPU_INFO_VBIOS 0x1B 527 /* Subquery id: Query vbios size */ 528 #define AMDGPU_INFO_VBIOS_SIZE 0x1 529 /* Subquery id: Query vbios image */ 530 #define AMDGPU_INFO_VBIOS_IMAGE 0x2 531 532#define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0 533#define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff 534#define AMDGPU_INFO_MMR_SH_INDEX_SHIFT 8 535#define AMDGPU_INFO_MMR_SH_INDEX_MASK 0xff 536 537struct drm_amdgpu_query_fw { 538 /** AMDGPU_INFO_FW_* */ 539 __u32 fw_type; 540 /** 541 * Index of the IP if there are more IPs of 542 * the same type. 543 */ 544 __u32 ip_instance; 545 /** 546 * Index of the engine. Whether this is used depends 547 * on the firmware type. (e.g. MEC, SDMA) 548 */ 549 __u32 index; 550 __u32 _pad; 551}; 552 553/* Input structure for the INFO ioctl */ 554struct drm_amdgpu_info { 555 /* Where the return value will be stored */ 556 __u64 return_pointer; 557 /* The size of the return value. Just like "size" in "snprintf", 558 * it limits how many bytes the kernel can write. */ 559 __u32 return_size; 560 /* The query request id. */ 561 __u32 query; 562 563 union { 564 struct { 565 __u32 id; 566 __u32 _pad; 567 } mode_crtc; 568 569 struct { 570 /** AMDGPU_HW_IP_* */ 571 __u32 type; 572 /** 573 * Index of the IP if there are more IPs of the same 574 * type. Ignored by AMDGPU_INFO_HW_IP_COUNT. 575 */ 576 __u32 ip_instance; 577 } query_hw_ip; 578 579 struct { 580 __u32 dword_offset; 581 /** number of registers to read */ 582 __u32 count; 583 __u32 instance; 584 /** For future use, no flags defined so far */ 585 __u32 flags; 586 } read_mmr_reg; 587 588 struct drm_amdgpu_query_fw query_fw; 589 590 struct { 591 __u32 type; 592 __u32 offset; 593 } vbios_info; 594 }; 595}; 596 597struct drm_amdgpu_info_gds { 598 /** GDS GFX partition size */ 599 __u32 gds_gfx_partition_size; 600 /** GDS compute partition size */ 601 __u32 compute_partition_size; 602 /** total GDS memory size */ 603 __u32 gds_total_size; 604 /** GWS size per GFX partition */ 605 __u32 gws_per_gfx_partition; 606 /** GSW size per compute partition */ 607 __u32 gws_per_compute_partition; 608 /** OA size per GFX partition */ 609 __u32 oa_per_gfx_partition; 610 /** OA size per compute partition */ 611 __u32 oa_per_compute_partition; 612 __u32 _pad; 613}; 614 615struct drm_amdgpu_info_vram_gtt { 616 __u64 vram_size; 617 __u64 vram_cpu_accessible_size; 618 __u64 gtt_size; 619}; 620 621struct drm_amdgpu_heap_info { 622 /** max. physical memory */ 623 __u64 total_heap_size; 624 625 /** Theoretical max. available memory in the given heap */ 626 __u64 usable_heap_size; 627 628 /** 629 * Number of bytes allocated in the heap. This includes all processes 630 * and private allocations in the kernel. It changes when new buffers 631 * are allocated, freed, and moved. It cannot be larger than 632 * heap_size. 633 */ 634 __u64 heap_usage; 635 636 /** 637 * Theoretical possible max. size of buffer which 638 * could be allocated in the given heap 639 */ 640 __u64 max_allocation; 641}; 642 643struct drm_amdgpu_memory_info { 644 struct drm_amdgpu_heap_info vram; 645 struct drm_amdgpu_heap_info cpu_accessible_vram; 646 struct drm_amdgpu_heap_info gtt; 647}; 648 649struct drm_amdgpu_info_firmware { 650 __u32 ver; 651 __u32 feature; 652}; 653 654#define AMDGPU_VRAM_TYPE_UNKNOWN 0 655#define AMDGPU_VRAM_TYPE_GDDR1 1 656#define AMDGPU_VRAM_TYPE_DDR2 2 657#define AMDGPU_VRAM_TYPE_GDDR3 3 658#define AMDGPU_VRAM_TYPE_GDDR4 4 659#define AMDGPU_VRAM_TYPE_GDDR5 5 660#define AMDGPU_VRAM_TYPE_HBM 6 661#define AMDGPU_VRAM_TYPE_DDR3 7 662 663struct drm_amdgpu_info_device { 664 /** PCI Device ID */ 665 __u32 device_id; 666 /** Internal chip revision: A0, A1, etc.) */ 667 __u32 chip_rev; 668 __u32 external_rev; 669 /** Revision id in PCI Config space */ 670 __u32 pci_rev; 671 __u32 family; 672 __u32 num_shader_engines; 673 __u32 num_shader_arrays_per_engine; 674 /* in KHz */ 675 __u32 gpu_counter_freq; 676 __u64 max_engine_clock; 677 __u64 max_memory_clock; 678 /* cu information */ 679 __u32 cu_active_number; 680 __u32 cu_ao_mask; 681 __u32 cu_bitmap[4][4]; 682 /** Render backend pipe mask. One render backend is CB+DB. */ 683 __u32 enabled_rb_pipes_mask; 684 __u32 num_rb_pipes; 685 __u32 num_hw_gfx_contexts; 686 __u32 _pad; 687 __u64 ids_flags; 688 /** Starting virtual address for UMDs. */ 689 __u64 virtual_address_offset; 690 /** The maximum virtual address */ 691 __u64 virtual_address_max; 692 /** Required alignment of virtual addresses. */ 693 __u32 virtual_address_alignment; 694 /** Page table entry - fragment size */ 695 __u32 pte_fragment_size; 696 __u32 gart_page_size; 697 /** constant engine ram size*/ 698 __u32 ce_ram_size; 699 /** video memory type info*/ 700 __u32 vram_type; 701 /** video memory bit width*/ 702 __u32 vram_bit_width; 703 /* vce harvesting instance */ 704 __u32 vce_harvest_config; 705}; 706 707struct drm_amdgpu_info_hw_ip { 708 /** Version of h/w IP */ 709 __u32 hw_ip_version_major; 710 __u32 hw_ip_version_minor; 711 /** Capabilities */ 712 __u64 capabilities_flags; 713 /** command buffer address start alignment*/ 714 __u32 ib_start_alignment; 715 /** command buffer size alignment*/ 716 __u32 ib_size_alignment; 717 /** Bitmask of available rings. Bit 0 means ring 0, etc. */ 718 __u32 available_rings; 719 __u32 _pad; 720}; 721 722#define AMDGPU_VCE_CLOCK_TABLE_ENTRIES 6 723 724struct drm_amdgpu_info_vce_clock_table_entry { 725 /** System clock */ 726 __u32 sclk; 727 /** Memory clock */ 728 __u32 mclk; 729 /** VCE clock */ 730 __u32 eclk; 731 __u32 pad; 732}; 733 734struct drm_amdgpu_info_vce_clock_table { 735 struct drm_amdgpu_info_vce_clock_table_entry entries[AMDGPU_VCE_CLOCK_TABLE_ENTRIES]; 736 __u32 num_valid_entries; 737 __u32 pad; 738}; 739 740/* 741 * Supported GPU families 742 */ 743#define AMDGPU_FAMILY_UNKNOWN 0 744#define AMDGPU_FAMILY_SI 110 /* Hainan, Oland, Verde, Pitcairn, Tahiti */ 745#define AMDGPU_FAMILY_CI 120 /* Bonaire, Hawaii */ 746#define AMDGPU_FAMILY_KV 125 /* Kaveri, Kabini, Mullins */ 747#define AMDGPU_FAMILY_VI 130 /* Iceland, Tonga */ 748#define AMDGPU_FAMILY_CZ 135 /* Carrizo, Stoney */ 749 750#if defined(__cplusplus) 751} 752#endif 753 754#endif 755