1 /* amdgpu_drm.h -- Public header for the amdgpu driver -*- linux-c -*-
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.
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:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
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.
27 * Kevin E. Martin <martin@valinux.com>
28 * Gareth Hughes <gareth@valinux.com>
29 * Keith Whitwell <keith@tungstengraphics.com>
32 #ifndef __AMDGPU_DRM_H__
33 #define __AMDGPU_DRM_H__
37 #if defined(__cplusplus)
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 #define DRM_AMDGPU_VM 0x13
55 #define DRM_AMDGPU_FENCE_TO_HANDLE 0x14
56 #define DRM_AMDGPU_SCHED 0x15
58 #define DRM_IOCTL_AMDGPU_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_CREATE, union drm_amdgpu_gem_create)
59 #define DRM_IOCTL_AMDGPU_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_MMAP, union drm_amdgpu_gem_mmap)
60 #define DRM_IOCTL_AMDGPU_CTX DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CTX, union drm_amdgpu_ctx)
61 #define DRM_IOCTL_AMDGPU_BO_LIST DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_BO_LIST, union drm_amdgpu_bo_list)
62 #define DRM_IOCTL_AMDGPU_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_CS, union drm_amdgpu_cs)
63 #define DRM_IOCTL_AMDGPU_INFO DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_INFO, struct drm_amdgpu_info)
64 #define DRM_IOCTL_AMDGPU_GEM_METADATA DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_METADATA, struct drm_amdgpu_gem_metadata)
65 #define DRM_IOCTL_AMDGPU_GEM_WAIT_IDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_WAIT_IDLE, union drm_amdgpu_gem_wait_idle)
66 #define DRM_IOCTL_AMDGPU_GEM_VA DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_VA, struct drm_amdgpu_gem_va)
67 #define DRM_IOCTL_AMDGPU_WAIT_CS DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_CS, union drm_amdgpu_wait_cs)
68 #define DRM_IOCTL_AMDGPU_GEM_OP DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_OP, struct drm_amdgpu_gem_op)
69 #define DRM_IOCTL_AMDGPU_GEM_USERPTR DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_GEM_USERPTR, struct drm_amdgpu_gem_userptr)
70 #define DRM_IOCTL_AMDGPU_WAIT_FENCES DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_WAIT_FENCES, union drm_amdgpu_wait_fences)
71 #define DRM_IOCTL_AMDGPU_VM DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_VM, union drm_amdgpu_vm)
72 #define DRM_IOCTL_AMDGPU_FENCE_TO_HANDLE DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDGPU_FENCE_TO_HANDLE, union drm_amdgpu_fence_to_handle)
73 #define DRM_IOCTL_AMDGPU_SCHED DRM_IOW(DRM_COMMAND_BASE + DRM_AMDGPU_SCHED, union drm_amdgpu_sched)
75 #define AMDGPU_GEM_DOMAIN_CPU 0x1
76 #define AMDGPU_GEM_DOMAIN_GTT 0x2
77 #define AMDGPU_GEM_DOMAIN_VRAM 0x4
78 #define AMDGPU_GEM_DOMAIN_GDS 0x8
79 #define AMDGPU_GEM_DOMAIN_GWS 0x10
80 #define AMDGPU_GEM_DOMAIN_OA 0x20
82 /* Flag that CPU access will be required for the case of VRAM domain */
83 #define AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED (1 << 0)
84 /* Flag that CPU access will not work, this VRAM domain is invisible */
85 #define AMDGPU_GEM_CREATE_NO_CPU_ACCESS (1 << 1)
86 /* Flag that USWC attributes should be used for GTT */
87 #define AMDGPU_GEM_CREATE_CPU_GTT_USWC (1 << 2)
88 /* Flag that the memory should be in VRAM and cleared */
89 #define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3)
90 /* Flag that create shadow bo(GTT) while allocating vram bo */
91 #define AMDGPU_GEM_CREATE_SHADOW (1 << 4)
92 /* Flag that allocating the BO should use linear VRAM */
93 #define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5)
94 /* Flag that BO is always valid in this VM */
95 #define AMDGPU_GEM_CREATE_VM_ALWAYS_VALID (1 << 6)
96 /* Flag that BO sharing will be explicitly synchronized */
97 #define AMDGPU_GEM_CREATE_EXPLICIT_SYNC (1 << 7)
99 struct drm_amdgpu_gem_create_in {
100 /** the requested memory size */
102 /** physical start_addr alignment in bytes for some HW requirements */
104 /** the requested memory domains */
106 /** allocation flags */
110 struct drm_amdgpu_gem_create_out {
111 /** returned GEM object handle */
116 union drm_amdgpu_gem_create {
117 struct drm_amdgpu_gem_create_in in;
118 struct drm_amdgpu_gem_create_out out;
121 /** Opcode to create new residency list. */
122 #define AMDGPU_BO_LIST_OP_CREATE 0
123 /** Opcode to destroy previously created residency list */
124 #define AMDGPU_BO_LIST_OP_DESTROY 1
125 /** Opcode to update resource information in the list */
126 #define AMDGPU_BO_LIST_OP_UPDATE 2
128 struct drm_amdgpu_bo_list_in {
129 /** Type of operation */
131 /** Handle of list or 0 if we want to create one */
133 /** Number of BOs in list */
135 /** Size of each element describing BO */
137 /** Pointer to array describing BOs */
141 struct drm_amdgpu_bo_list_entry {
144 /** New (if specified) BO priority to be used during migration */
148 struct drm_amdgpu_bo_list_out {
149 /** Handle of resource list */
154 union drm_amdgpu_bo_list {
155 struct drm_amdgpu_bo_list_in in;
156 struct drm_amdgpu_bo_list_out out;
159 /* context related */
160 #define AMDGPU_CTX_OP_ALLOC_CTX 1
161 #define AMDGPU_CTX_OP_FREE_CTX 2
162 #define AMDGPU_CTX_OP_QUERY_STATE 3
164 /* GPU reset status */
165 #define AMDGPU_CTX_NO_RESET 0
166 /* this the context caused it */
167 #define AMDGPU_CTX_GUILTY_RESET 1
168 /* some other context caused it */
169 #define AMDGPU_CTX_INNOCENT_RESET 2
171 #define AMDGPU_CTX_UNKNOWN_RESET 3
173 /* Context priority level */
174 #define AMDGPU_CTX_PRIORITY_UNSET -2048
175 #define AMDGPU_CTX_PRIORITY_VERY_LOW -1023
176 #define AMDGPU_CTX_PRIORITY_LOW -512
177 #define AMDGPU_CTX_PRIORITY_NORMAL 0
178 /* Selecting a priority above NORMAL requires CAP_SYS_NICE or DRM_MASTER */
179 #define AMDGPU_CTX_PRIORITY_HIGH 512
180 #define AMDGPU_CTX_PRIORITY_VERY_HIGH 1023
182 struct drm_amdgpu_ctx_in {
183 /** AMDGPU_CTX_OP_* */
185 /** For future use, no flags defined so far */
191 union drm_amdgpu_ctx_out {
198 /** For future use, no flags defined so far */
200 /** Number of resets caused by this context so far. */
202 /** Reset status since the last call of the ioctl. */
207 union drm_amdgpu_ctx {
208 struct drm_amdgpu_ctx_in in;
209 union drm_amdgpu_ctx_out out;
213 #define AMDGPU_VM_OP_RESERVE_VMID 1
214 #define AMDGPU_VM_OP_UNRESERVE_VMID 2
216 struct drm_amdgpu_vm_in {
217 /** AMDGPU_VM_OP_* */
222 struct drm_amdgpu_vm_out {
223 /** For future use, no flags defined so far */
227 union drm_amdgpu_vm {
228 struct drm_amdgpu_vm_in in;
229 struct drm_amdgpu_vm_out out;
233 #define AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE 1
235 struct drm_amdgpu_sched_in {
236 /* AMDGPU_SCHED_OP_* */
243 union drm_amdgpu_sched {
244 struct drm_amdgpu_sched_in in;
248 * This is not a reliable API and you should expect it to fail for any
249 * number of reasons and have fallback path that do not use userptr to
250 * perform any operation.
252 #define AMDGPU_GEM_USERPTR_READONLY (1 << 0)
253 #define AMDGPU_GEM_USERPTR_ANONONLY (1 << 1)
254 #define AMDGPU_GEM_USERPTR_VALIDATE (1 << 2)
255 #define AMDGPU_GEM_USERPTR_REGISTER (1 << 3)
257 struct drm_amdgpu_gem_userptr {
260 /* AMDGPU_GEM_USERPTR_* */
262 /* Resulting GEM handle */
267 /* same meaning as the GB_TILE_MODE and GL_MACRO_TILE_MODE fields */
268 #define AMDGPU_TILING_ARRAY_MODE_SHIFT 0
269 #define AMDGPU_TILING_ARRAY_MODE_MASK 0xf
270 #define AMDGPU_TILING_PIPE_CONFIG_SHIFT 4
271 #define AMDGPU_TILING_PIPE_CONFIG_MASK 0x1f
272 #define AMDGPU_TILING_TILE_SPLIT_SHIFT 9
273 #define AMDGPU_TILING_TILE_SPLIT_MASK 0x7
274 #define AMDGPU_TILING_MICRO_TILE_MODE_SHIFT 12
275 #define AMDGPU_TILING_MICRO_TILE_MODE_MASK 0x7
276 #define AMDGPU_TILING_BANK_WIDTH_SHIFT 15
277 #define AMDGPU_TILING_BANK_WIDTH_MASK 0x3
278 #define AMDGPU_TILING_BANK_HEIGHT_SHIFT 17
279 #define AMDGPU_TILING_BANK_HEIGHT_MASK 0x3
280 #define AMDGPU_TILING_MACRO_TILE_ASPECT_SHIFT 19
281 #define AMDGPU_TILING_MACRO_TILE_ASPECT_MASK 0x3
282 #define AMDGPU_TILING_NUM_BANKS_SHIFT 21
283 #define AMDGPU_TILING_NUM_BANKS_MASK 0x3
285 /* GFX9 and later: */
286 #define AMDGPU_TILING_SWIZZLE_MODE_SHIFT 0
287 #define AMDGPU_TILING_SWIZZLE_MODE_MASK 0x1f
289 /* Set/Get helpers for tiling flags. */
290 #define AMDGPU_TILING_SET(field, value) \
291 (((__u64)(value) & AMDGPU_TILING_##field##_MASK) << AMDGPU_TILING_##field##_SHIFT)
292 #define AMDGPU_TILING_GET(value, field) \
293 (((__u64)(value) >> AMDGPU_TILING_##field##_SHIFT) & AMDGPU_TILING_##field##_MASK)
295 #define AMDGPU_GEM_METADATA_OP_SET_METADATA 1
296 #define AMDGPU_GEM_METADATA_OP_GET_METADATA 2
298 /** The same structure is shared for input/output */
299 struct drm_amdgpu_gem_metadata {
300 /** GEM Object handle */
302 /** Do we want get or set metadata */
305 /** For future use, no flags defined so far */
307 /** family specific tiling info */
309 __u32 data_size_bytes;
314 struct drm_amdgpu_gem_mmap_in {
315 /** the GEM object handle */
320 struct drm_amdgpu_gem_mmap_out {
321 /** mmap offset from the vma offset manager */
325 union drm_amdgpu_gem_mmap {
326 struct drm_amdgpu_gem_mmap_in in;
327 struct drm_amdgpu_gem_mmap_out out;
330 struct drm_amdgpu_gem_wait_idle_in {
331 /** GEM object handle */
333 /** For future use, no flags defined so far */
335 /** Absolute timeout to wait */
339 struct drm_amdgpu_gem_wait_idle_out {
340 /** BO status: 0 - BO is idle, 1 - BO is busy */
342 /** Returned current memory domain */
346 union drm_amdgpu_gem_wait_idle {
347 struct drm_amdgpu_gem_wait_idle_in in;
348 struct drm_amdgpu_gem_wait_idle_out out;
351 struct drm_amdgpu_wait_cs_in {
352 /* Command submission handle
353 * handle equals 0 means none to wait for
354 * handle equals ~0ull means wait for the latest sequence number
357 /** Absolute timeout to wait */
365 struct drm_amdgpu_wait_cs_out {
366 /** CS status: 0 - CS completed, 1 - CS still busy */
370 union drm_amdgpu_wait_cs {
371 struct drm_amdgpu_wait_cs_in in;
372 struct drm_amdgpu_wait_cs_out out;
375 struct drm_amdgpu_fence {
383 struct drm_amdgpu_wait_fences_in {
384 /** This points to uint64_t * which points to fences */
391 struct drm_amdgpu_wait_fences_out {
393 __u32 first_signaled;
396 union drm_amdgpu_wait_fences {
397 struct drm_amdgpu_wait_fences_in in;
398 struct drm_amdgpu_wait_fences_out out;
401 #define AMDGPU_GEM_OP_GET_GEM_CREATE_INFO 0
402 #define AMDGPU_GEM_OP_SET_PLACEMENT 1
404 /* Sets or returns a value associated with a buffer. */
405 struct drm_amdgpu_gem_op {
406 /** GEM object handle */
408 /** AMDGPU_GEM_OP_* */
410 /** Input or return value */
414 #define AMDGPU_VA_OP_MAP 1
415 #define AMDGPU_VA_OP_UNMAP 2
416 #define AMDGPU_VA_OP_CLEAR 3
417 #define AMDGPU_VA_OP_REPLACE 4
419 /* Delay the page table update till the next CS */
420 #define AMDGPU_VM_DELAY_UPDATE (1 << 0)
423 /* readable mapping */
424 #define AMDGPU_VM_PAGE_READABLE (1 << 1)
425 /* writable mapping */
426 #define AMDGPU_VM_PAGE_WRITEABLE (1 << 2)
427 /* executable mapping, new for VI */
428 #define AMDGPU_VM_PAGE_EXECUTABLE (1 << 3)
429 /* partially resident texture */
430 #define AMDGPU_VM_PAGE_PRT (1 << 4)
431 /* MTYPE flags use bit 5 to 8 */
432 #define AMDGPU_VM_MTYPE_MASK (0xf << 5)
433 /* Default MTYPE. Pre-AI must use this. Recommended for newer ASICs. */
434 #define AMDGPU_VM_MTYPE_DEFAULT (0 << 5)
435 /* Use NC MTYPE instead of default MTYPE */
436 #define AMDGPU_VM_MTYPE_NC (1 << 5)
437 /* Use WC MTYPE instead of default MTYPE */
438 #define AMDGPU_VM_MTYPE_WC (2 << 5)
439 /* Use CC MTYPE instead of default MTYPE */
440 #define AMDGPU_VM_MTYPE_CC (3 << 5)
441 /* Use UC MTYPE instead of default MTYPE */
442 #define AMDGPU_VM_MTYPE_UC (4 << 5)
444 struct drm_amdgpu_gem_va {
445 /** GEM object handle */
448 /** AMDGPU_VA_OP_* */
450 /** AMDGPU_VM_PAGE_* */
452 /** va address to assign . Must be correctly aligned.*/
454 /** Specify offset inside of BO to assign. Must be correctly aligned.*/
456 /** Specify mapping size. Must be correctly aligned. */
460 #define AMDGPU_HW_IP_GFX 0
461 #define AMDGPU_HW_IP_COMPUTE 1
462 #define AMDGPU_HW_IP_DMA 2
463 #define AMDGPU_HW_IP_UVD 3
464 #define AMDGPU_HW_IP_VCE 4
465 #define AMDGPU_HW_IP_UVD_ENC 5
466 #define AMDGPU_HW_IP_VCN_DEC 6
467 #define AMDGPU_HW_IP_VCN_ENC 7
468 #define AMDGPU_HW_IP_NUM 8
470 #define AMDGPU_HW_IP_INSTANCE_MAX_COUNT 1
472 #define AMDGPU_CHUNK_ID_IB 0x01
473 #define AMDGPU_CHUNK_ID_FENCE 0x02
474 #define AMDGPU_CHUNK_ID_DEPENDENCIES 0x03
475 #define AMDGPU_CHUNK_ID_SYNCOBJ_IN 0x04
476 #define AMDGPU_CHUNK_ID_SYNCOBJ_OUT 0x05
478 struct drm_amdgpu_cs_chunk {
484 struct drm_amdgpu_cs_in {
485 /** Rendering context id */
487 /** Handle of resource list associated with CS */
488 __u32 bo_list_handle;
491 /** this points to __u64 * which point to cs chunks */
495 struct drm_amdgpu_cs_out {
499 union drm_amdgpu_cs {
500 struct drm_amdgpu_cs_in in;
501 struct drm_amdgpu_cs_out out;
504 /* Specify flags to be used for IB */
506 /* This IB should be submitted to CE */
507 #define AMDGPU_IB_FLAG_CE (1<<0)
509 /* Preamble flag, which means the IB could be dropped if no context switch */
510 #define AMDGPU_IB_FLAG_PREAMBLE (1<<1)
512 /* Preempt flag, IB should set Pre_enb bit if PREEMPT flag detected */
513 #define AMDGPU_IB_FLAG_PREEMPT (1<<2)
515 struct drm_amdgpu_cs_chunk_ib {
517 /** AMDGPU_IB_FLAG_* */
519 /** Virtual address to begin IB execution */
521 /** Size of submission */
523 /** HW IP to submit to */
525 /** HW IP index of the same type to submit to */
527 /** Ring index to submit to */
531 struct drm_amdgpu_cs_chunk_dep {
539 struct drm_amdgpu_cs_chunk_fence {
544 struct drm_amdgpu_cs_chunk_sem {
548 #define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ 0
549 #define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ_FD 1
550 #define AMDGPU_FENCE_TO_HANDLE_GET_SYNC_FILE_FD 2
552 union drm_amdgpu_fence_to_handle {
554 struct drm_amdgpu_fence fence;
562 struct drm_amdgpu_cs_chunk_data {
564 struct drm_amdgpu_cs_chunk_ib ib_data;
565 struct drm_amdgpu_cs_chunk_fence fence_data;
570 * Query h/w info: Flag that this is integrated (a.h.a. fusion) GPU
573 #define AMDGPU_IDS_FLAGS_FUSION 0x1
574 #define AMDGPU_IDS_FLAGS_PREEMPTION 0x2
576 /* indicate if acceleration can be working */
577 #define AMDGPU_INFO_ACCEL_WORKING 0x00
578 /* get the crtc_id from the mode object id? */
579 #define AMDGPU_INFO_CRTC_FROM_ID 0x01
580 /* query hw IP info */
581 #define AMDGPU_INFO_HW_IP_INFO 0x02
582 /* query hw IP instance count for the specified type */
583 #define AMDGPU_INFO_HW_IP_COUNT 0x03
584 /* timestamp for GL_ARB_timer_query */
585 #define AMDGPU_INFO_TIMESTAMP 0x05
586 /* Query the firmware version */
587 #define AMDGPU_INFO_FW_VERSION 0x0e
588 /* Subquery id: Query VCE firmware version */
589 #define AMDGPU_INFO_FW_VCE 0x1
590 /* Subquery id: Query UVD firmware version */
591 #define AMDGPU_INFO_FW_UVD 0x2
592 /* Subquery id: Query GMC firmware version */
593 #define AMDGPU_INFO_FW_GMC 0x03
594 /* Subquery id: Query GFX ME firmware version */
595 #define AMDGPU_INFO_FW_GFX_ME 0x04
596 /* Subquery id: Query GFX PFP firmware version */
597 #define AMDGPU_INFO_FW_GFX_PFP 0x05
598 /* Subquery id: Query GFX CE firmware version */
599 #define AMDGPU_INFO_FW_GFX_CE 0x06
600 /* Subquery id: Query GFX RLC firmware version */
601 #define AMDGPU_INFO_FW_GFX_RLC 0x07
602 /* Subquery id: Query GFX MEC firmware version */
603 #define AMDGPU_INFO_FW_GFX_MEC 0x08
604 /* Subquery id: Query SMC firmware version */
605 #define AMDGPU_INFO_FW_SMC 0x0a
606 /* Subquery id: Query SDMA firmware version */
607 #define AMDGPU_INFO_FW_SDMA 0x0b
608 /* Subquery id: Query PSP SOS firmware version */
609 #define AMDGPU_INFO_FW_SOS 0x0c
610 /* Subquery id: Query PSP ASD firmware version */
611 #define AMDGPU_INFO_FW_ASD 0x0d
612 /* number of bytes moved for TTM migration */
613 #define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
614 /* the used VRAM size */
615 #define AMDGPU_INFO_VRAM_USAGE 0x10
616 /* the used GTT size */
617 #define AMDGPU_INFO_GTT_USAGE 0x11
618 /* Information about GDS, etc. resource configuration */
619 #define AMDGPU_INFO_GDS_CONFIG 0x13
620 /* Query information about VRAM and GTT domains */
621 #define AMDGPU_INFO_VRAM_GTT 0x14
622 /* Query information about register in MMR address space*/
623 #define AMDGPU_INFO_READ_MMR_REG 0x15
624 /* Query information about device: rev id, family, etc. */
625 #define AMDGPU_INFO_DEV_INFO 0x16
626 /* visible vram usage */
627 #define AMDGPU_INFO_VIS_VRAM_USAGE 0x17
628 /* number of TTM buffer evictions */
629 #define AMDGPU_INFO_NUM_EVICTIONS 0x18
630 /* Query memory about VRAM and GTT domains */
631 #define AMDGPU_INFO_MEMORY 0x19
632 /* Query vce clock table */
633 #define AMDGPU_INFO_VCE_CLOCK_TABLE 0x1A
634 /* Query vbios related information */
635 #define AMDGPU_INFO_VBIOS 0x1B
636 /* Subquery id: Query vbios size */
637 #define AMDGPU_INFO_VBIOS_SIZE 0x1
638 /* Subquery id: Query vbios image */
639 #define AMDGPU_INFO_VBIOS_IMAGE 0x2
640 /* Query UVD handles */
641 #define AMDGPU_INFO_NUM_HANDLES 0x1C
642 /* Query sensor related information */
643 #define AMDGPU_INFO_SENSOR 0x1D
644 /* Subquery id: Query GPU shader clock */
645 #define AMDGPU_INFO_SENSOR_GFX_SCLK 0x1
646 /* Subquery id: Query GPU memory clock */
647 #define AMDGPU_INFO_SENSOR_GFX_MCLK 0x2
648 /* Subquery id: Query GPU temperature */
649 #define AMDGPU_INFO_SENSOR_GPU_TEMP 0x3
650 /* Subquery id: Query GPU load */
651 #define AMDGPU_INFO_SENSOR_GPU_LOAD 0x4
652 /* Subquery id: Query average GPU power */
653 #define AMDGPU_INFO_SENSOR_GPU_AVG_POWER 0x5
654 /* Subquery id: Query northbridge voltage */
655 #define AMDGPU_INFO_SENSOR_VDDNB 0x6
656 /* Subquery id: Query graphics voltage */
657 #define AMDGPU_INFO_SENSOR_VDDGFX 0x7
658 /* Number of VRAM page faults on CPU access. */
659 #define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E
660 #define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
662 #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0
663 #define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff
664 #define AMDGPU_INFO_MMR_SH_INDEX_SHIFT 8
665 #define AMDGPU_INFO_MMR_SH_INDEX_MASK 0xff
667 struct drm_amdgpu_query_fw {
668 /** AMDGPU_INFO_FW_* */
671 * Index of the IP if there are more IPs of
676 * Index of the engine. Whether this is used depends
677 * on the firmware type. (e.g. MEC, SDMA)
683 /* Input structure for the INFO ioctl */
684 struct drm_amdgpu_info {
685 /* Where the return value will be stored */
686 __u64 return_pointer;
687 /* The size of the return value. Just like "size" in "snprintf",
688 * it limits how many bytes the kernel can write. */
690 /* The query request id. */
700 /** AMDGPU_HW_IP_* */
703 * Index of the IP if there are more IPs of the same
704 * type. Ignored by AMDGPU_INFO_HW_IP_COUNT.
711 /** number of registers to read */
714 /** For future use, no flags defined so far */
718 struct drm_amdgpu_query_fw query_fw;
731 struct drm_amdgpu_info_gds {
732 /** GDS GFX partition size */
733 __u32 gds_gfx_partition_size;
734 /** GDS compute partition size */
735 __u32 compute_partition_size;
736 /** total GDS memory size */
737 __u32 gds_total_size;
738 /** GWS size per GFX partition */
739 __u32 gws_per_gfx_partition;
740 /** GSW size per compute partition */
741 __u32 gws_per_compute_partition;
742 /** OA size per GFX partition */
743 __u32 oa_per_gfx_partition;
744 /** OA size per compute partition */
745 __u32 oa_per_compute_partition;
749 struct drm_amdgpu_info_vram_gtt {
751 __u64 vram_cpu_accessible_size;
755 struct drm_amdgpu_heap_info {
756 /** max. physical memory */
757 __u64 total_heap_size;
759 /** Theoretical max. available memory in the given heap */
760 __u64 usable_heap_size;
763 * Number of bytes allocated in the heap. This includes all processes
764 * and private allocations in the kernel. It changes when new buffers
765 * are allocated, freed, and moved. It cannot be larger than
771 * Theoretical possible max. size of buffer which
772 * could be allocated in the given heap
774 __u64 max_allocation;
777 struct drm_amdgpu_memory_info {
778 struct drm_amdgpu_heap_info vram;
779 struct drm_amdgpu_heap_info cpu_accessible_vram;
780 struct drm_amdgpu_heap_info gtt;
783 struct drm_amdgpu_info_firmware {
788 #define AMDGPU_VRAM_TYPE_UNKNOWN 0
789 #define AMDGPU_VRAM_TYPE_GDDR1 1
790 #define AMDGPU_VRAM_TYPE_DDR2 2
791 #define AMDGPU_VRAM_TYPE_GDDR3 3
792 #define AMDGPU_VRAM_TYPE_GDDR4 4
793 #define AMDGPU_VRAM_TYPE_GDDR5 5
794 #define AMDGPU_VRAM_TYPE_HBM 6
795 #define AMDGPU_VRAM_TYPE_DDR3 7
797 struct drm_amdgpu_info_device {
800 /** Internal chip revision: A0, A1, etc.) */
803 /** Revision id in PCI Config space */
806 __u32 num_shader_engines;
807 __u32 num_shader_arrays_per_engine;
809 __u32 gpu_counter_freq;
810 __u64 max_engine_clock;
811 __u64 max_memory_clock;
813 __u32 cu_active_number;
814 /* NOTE: cu_ao_mask is INVALID, DON'T use it */
816 __u32 cu_bitmap[4][4];
817 /** Render backend pipe mask. One render backend is CB+DB. */
818 __u32 enabled_rb_pipes_mask;
820 __u32 num_hw_gfx_contexts;
823 /** Starting virtual address for UMDs. */
824 __u64 virtual_address_offset;
825 /** The maximum virtual address */
826 __u64 virtual_address_max;
827 /** Required alignment of virtual addresses. */
828 __u32 virtual_address_alignment;
829 /** Page table entry - fragment size */
830 __u32 pte_fragment_size;
831 __u32 gart_page_size;
832 /** constant engine ram size*/
834 /** video memory type info*/
836 /** video memory bit width*/
837 __u32 vram_bit_width;
838 /* vce harvesting instance */
839 __u32 vce_harvest_config;
840 /* gfx double offchip LDS buffers */
841 __u32 gc_double_offchip_lds_buf;
842 /* NGG Primitive Buffer */
843 __u64 prim_buf_gpu_addr;
844 /* NGG Position Buffer */
845 __u64 pos_buf_gpu_addr;
846 /* NGG Control Sideband */
847 __u64 cntl_sb_buf_gpu_addr;
848 /* NGG Parameter Cache */
849 __u64 param_buf_gpu_addr;
852 __u32 cntl_sb_buf_size;
853 __u32 param_buf_size;
855 __u32 wave_front_size;
856 /* shader visible vgprs*/
857 __u32 num_shader_visible_vgprs;
858 /* CU per shader array*/
860 /* number of tcc blocks*/
861 __u32 num_tcc_blocks;
862 /* gs vgt table depth*/
863 __u32 gs_vgt_table_depth;
864 /* gs primitive buffer depth*/
865 __u32 gs_prim_buffer_depth;
866 /* max gs wavefront per vgt*/
867 __u32 max_gs_waves_per_vgt;
869 /* always on cu bitmap */
870 __u32 cu_ao_bitmap[4][4];
873 struct drm_amdgpu_info_hw_ip {
874 /** Version of h/w IP */
875 __u32 hw_ip_version_major;
876 __u32 hw_ip_version_minor;
878 __u64 capabilities_flags;
879 /** command buffer address start alignment*/
880 __u32 ib_start_alignment;
881 /** command buffer size alignment*/
882 __u32 ib_size_alignment;
883 /** Bitmask of available rings. Bit 0 means ring 0, etc. */
884 __u32 available_rings;
888 struct drm_amdgpu_info_num_handles {
889 /** Max handles as supported by firmware for UVD */
890 __u32 uvd_max_handles;
891 /** Handles currently in use for UVD */
892 __u32 uvd_used_handles;
895 #define AMDGPU_VCE_CLOCK_TABLE_ENTRIES 6
897 struct drm_amdgpu_info_vce_clock_table_entry {
907 struct drm_amdgpu_info_vce_clock_table {
908 struct drm_amdgpu_info_vce_clock_table_entry entries[AMDGPU_VCE_CLOCK_TABLE_ENTRIES];
909 __u32 num_valid_entries;
914 * Supported GPU families
916 #define AMDGPU_FAMILY_UNKNOWN 0
917 #define AMDGPU_FAMILY_SI 110 /* Hainan, Oland, Verde, Pitcairn, Tahiti */
918 #define AMDGPU_FAMILY_CI 120 /* Bonaire, Hawaii */
919 #define AMDGPU_FAMILY_KV 125 /* Kaveri, Kabini, Mullins */
920 #define AMDGPU_FAMILY_VI 130 /* Iceland, Tonga */
921 #define AMDGPU_FAMILY_CZ 135 /* Carrizo, Stoney */
922 #define AMDGPU_FAMILY_AI 141 /* Vega10 */
923 #define AMDGPU_FAMILY_RV 142 /* Raven */
925 #if defined(__cplusplus)