xref: /linux/include/uapi/drm/amdgpu_drm.h (revision e58e871becec2d3b04ed91c0c16fe8deac9c9dfa)
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)
38 extern "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 
89 struct 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 
100 struct drm_amdgpu_gem_create_out  {
101 	/** returned GEM object handle */
102 	__u32 handle;
103 	__u32 _pad;
104 };
105 
106 union 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 
118 struct 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 
131 struct 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 
138 struct drm_amdgpu_bo_list_out {
139 	/** Handle of resource list  */
140 	__u32 list_handle;
141 	__u32 _pad;
142 };
143 
144 union 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 
163 struct 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 
172 union 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 
188 union 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 
203 struct 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 /* SI-CI-VI: */
213 /* same meaning as the GB_TILE_MODE and GL_MACRO_TILE_MODE fields */
214 #define AMDGPU_TILING_ARRAY_MODE_SHIFT			0
215 #define AMDGPU_TILING_ARRAY_MODE_MASK			0xf
216 #define AMDGPU_TILING_PIPE_CONFIG_SHIFT			4
217 #define AMDGPU_TILING_PIPE_CONFIG_MASK			0x1f
218 #define AMDGPU_TILING_TILE_SPLIT_SHIFT			9
219 #define AMDGPU_TILING_TILE_SPLIT_MASK			0x7
220 #define AMDGPU_TILING_MICRO_TILE_MODE_SHIFT		12
221 #define AMDGPU_TILING_MICRO_TILE_MODE_MASK		0x7
222 #define AMDGPU_TILING_BANK_WIDTH_SHIFT			15
223 #define AMDGPU_TILING_BANK_WIDTH_MASK			0x3
224 #define AMDGPU_TILING_BANK_HEIGHT_SHIFT			17
225 #define AMDGPU_TILING_BANK_HEIGHT_MASK			0x3
226 #define AMDGPU_TILING_MACRO_TILE_ASPECT_SHIFT		19
227 #define AMDGPU_TILING_MACRO_TILE_ASPECT_MASK		0x3
228 #define AMDGPU_TILING_NUM_BANKS_SHIFT			21
229 #define AMDGPU_TILING_NUM_BANKS_MASK			0x3
230 
231 /* GFX9 and later: */
232 #define AMDGPU_TILING_SWIZZLE_MODE_SHIFT		0
233 #define AMDGPU_TILING_SWIZZLE_MODE_MASK			0x1f
234 
235 /* Set/Get helpers for tiling flags. */
236 #define AMDGPU_TILING_SET(field, value) \
237 	(((__u64)(value) & AMDGPU_TILING_##field##_MASK) << AMDGPU_TILING_##field##_SHIFT)
238 #define AMDGPU_TILING_GET(value, field) \
239 	(((__u64)(value) >> AMDGPU_TILING_##field##_SHIFT) & AMDGPU_TILING_##field##_MASK)
240 
241 #define AMDGPU_GEM_METADATA_OP_SET_METADATA                  1
242 #define AMDGPU_GEM_METADATA_OP_GET_METADATA                  2
243 
244 /** The same structure is shared for input/output */
245 struct drm_amdgpu_gem_metadata {
246 	/** GEM Object handle */
247 	__u32	handle;
248 	/** Do we want get or set metadata */
249 	__u32	op;
250 	struct {
251 		/** For future use, no flags defined so far */
252 		__u64	flags;
253 		/** family specific tiling info */
254 		__u64	tiling_info;
255 		__u32	data_size_bytes;
256 		__u32	data[64];
257 	} data;
258 };
259 
260 struct drm_amdgpu_gem_mmap_in {
261 	/** the GEM object handle */
262 	__u32 handle;
263 	__u32 _pad;
264 };
265 
266 struct drm_amdgpu_gem_mmap_out {
267 	/** mmap offset from the vma offset manager */
268 	__u64 addr_ptr;
269 };
270 
271 union drm_amdgpu_gem_mmap {
272 	struct drm_amdgpu_gem_mmap_in   in;
273 	struct drm_amdgpu_gem_mmap_out out;
274 };
275 
276 struct drm_amdgpu_gem_wait_idle_in {
277 	/** GEM object handle */
278 	__u32 handle;
279 	/** For future use, no flags defined so far */
280 	__u32 flags;
281 	/** Absolute timeout to wait */
282 	__u64 timeout;
283 };
284 
285 struct drm_amdgpu_gem_wait_idle_out {
286 	/** BO status:  0 - BO is idle, 1 - BO is busy */
287 	__u32 status;
288 	/** Returned current memory domain */
289 	__u32 domain;
290 };
291 
292 union drm_amdgpu_gem_wait_idle {
293 	struct drm_amdgpu_gem_wait_idle_in  in;
294 	struct drm_amdgpu_gem_wait_idle_out out;
295 };
296 
297 struct drm_amdgpu_wait_cs_in {
298 	/* Command submission handle
299          * handle equals 0 means none to wait for
300          * handle equals ~0ull means wait for the latest sequence number
301          */
302 	__u64 handle;
303 	/** Absolute timeout to wait */
304 	__u64 timeout;
305 	__u32 ip_type;
306 	__u32 ip_instance;
307 	__u32 ring;
308 	__u32 ctx_id;
309 };
310 
311 struct drm_amdgpu_wait_cs_out {
312 	/** CS status:  0 - CS completed, 1 - CS still busy */
313 	__u64 status;
314 };
315 
316 union drm_amdgpu_wait_cs {
317 	struct drm_amdgpu_wait_cs_in in;
318 	struct drm_amdgpu_wait_cs_out out;
319 };
320 
321 struct drm_amdgpu_fence {
322 	__u32 ctx_id;
323 	__u32 ip_type;
324 	__u32 ip_instance;
325 	__u32 ring;
326 	__u64 seq_no;
327 };
328 
329 struct drm_amdgpu_wait_fences_in {
330 	/** This points to uint64_t * which points to fences */
331 	__u64 fences;
332 	__u32 fence_count;
333 	__u32 wait_all;
334 	__u64 timeout_ns;
335 };
336 
337 struct drm_amdgpu_wait_fences_out {
338 	__u32 status;
339 	__u32 first_signaled;
340 };
341 
342 union drm_amdgpu_wait_fences {
343 	struct drm_amdgpu_wait_fences_in in;
344 	struct drm_amdgpu_wait_fences_out out;
345 };
346 
347 #define AMDGPU_GEM_OP_GET_GEM_CREATE_INFO	0
348 #define AMDGPU_GEM_OP_SET_PLACEMENT		1
349 
350 /* Sets or returns a value associated with a buffer. */
351 struct drm_amdgpu_gem_op {
352 	/** GEM object handle */
353 	__u32	handle;
354 	/** AMDGPU_GEM_OP_* */
355 	__u32	op;
356 	/** Input or return value */
357 	__u64	value;
358 };
359 
360 #define AMDGPU_VA_OP_MAP			1
361 #define AMDGPU_VA_OP_UNMAP			2
362 #define AMDGPU_VA_OP_CLEAR			3
363 #define AMDGPU_VA_OP_REPLACE			4
364 
365 /* Delay the page table update till the next CS */
366 #define AMDGPU_VM_DELAY_UPDATE		(1 << 0)
367 
368 /* Mapping flags */
369 /* readable mapping */
370 #define AMDGPU_VM_PAGE_READABLE		(1 << 1)
371 /* writable mapping */
372 #define AMDGPU_VM_PAGE_WRITEABLE	(1 << 2)
373 /* executable mapping, new for VI */
374 #define AMDGPU_VM_PAGE_EXECUTABLE	(1 << 3)
375 /* partially resident texture */
376 #define AMDGPU_VM_PAGE_PRT		(1 << 4)
377 /* MTYPE flags use bit 5 to 8 */
378 #define AMDGPU_VM_MTYPE_MASK		(0xf << 5)
379 /* Default MTYPE. Pre-AI must use this.  Recommended for newer ASICs. */
380 #define AMDGPU_VM_MTYPE_DEFAULT		(0 << 5)
381 /* Use NC MTYPE instead of default MTYPE */
382 #define AMDGPU_VM_MTYPE_NC		(1 << 5)
383 /* Use WC MTYPE instead of default MTYPE */
384 #define AMDGPU_VM_MTYPE_WC		(2 << 5)
385 /* Use CC MTYPE instead of default MTYPE */
386 #define AMDGPU_VM_MTYPE_CC		(3 << 5)
387 /* Use UC MTYPE instead of default MTYPE */
388 #define AMDGPU_VM_MTYPE_UC		(4 << 5)
389 
390 struct drm_amdgpu_gem_va {
391 	/** GEM object handle */
392 	__u32 handle;
393 	__u32 _pad;
394 	/** AMDGPU_VA_OP_* */
395 	__u32 operation;
396 	/** AMDGPU_VM_PAGE_* */
397 	__u32 flags;
398 	/** va address to assign . Must be correctly aligned.*/
399 	__u64 va_address;
400 	/** Specify offset inside of BO to assign. Must be correctly aligned.*/
401 	__u64 offset_in_bo;
402 	/** Specify mapping size. Must be correctly aligned. */
403 	__u64 map_size;
404 };
405 
406 #define AMDGPU_HW_IP_GFX          0
407 #define AMDGPU_HW_IP_COMPUTE      1
408 #define AMDGPU_HW_IP_DMA          2
409 #define AMDGPU_HW_IP_UVD          3
410 #define AMDGPU_HW_IP_VCE          4
411 #define AMDGPU_HW_IP_UVD_ENC      5
412 #define AMDGPU_HW_IP_NUM          6
413 
414 #define AMDGPU_HW_IP_INSTANCE_MAX_COUNT 1
415 
416 #define AMDGPU_CHUNK_ID_IB		0x01
417 #define AMDGPU_CHUNK_ID_FENCE		0x02
418 #define AMDGPU_CHUNK_ID_DEPENDENCIES	0x03
419 
420 struct drm_amdgpu_cs_chunk {
421 	__u32		chunk_id;
422 	__u32		length_dw;
423 	__u64		chunk_data;
424 };
425 
426 struct drm_amdgpu_cs_in {
427 	/** Rendering context id */
428 	__u32		ctx_id;
429 	/**  Handle of resource list associated with CS */
430 	__u32		bo_list_handle;
431 	__u32		num_chunks;
432 	__u32		_pad;
433 	/** this points to __u64 * which point to cs chunks */
434 	__u64		chunks;
435 };
436 
437 struct drm_amdgpu_cs_out {
438 	__u64 handle;
439 };
440 
441 union drm_amdgpu_cs {
442 	struct drm_amdgpu_cs_in in;
443 	struct drm_amdgpu_cs_out out;
444 };
445 
446 /* Specify flags to be used for IB */
447 
448 /* This IB should be submitted to CE */
449 #define AMDGPU_IB_FLAG_CE	(1<<0)
450 
451 /* Preamble flag, which means the IB could be dropped if no context switch */
452 #define AMDGPU_IB_FLAG_PREAMBLE (1<<1)
453 
454 /* Preempt flag, IB should set Pre_enb bit if PREEMPT flag detected */
455 #define AMDGPU_IB_FLAG_PREEMPT (1<<2)
456 
457 struct drm_amdgpu_cs_chunk_ib {
458 	__u32 _pad;
459 	/** AMDGPU_IB_FLAG_* */
460 	__u32 flags;
461 	/** Virtual address to begin IB execution */
462 	__u64 va_start;
463 	/** Size of submission */
464 	__u32 ib_bytes;
465 	/** HW IP to submit to */
466 	__u32 ip_type;
467 	/** HW IP index of the same type to submit to  */
468 	__u32 ip_instance;
469 	/** Ring index to submit to */
470 	__u32 ring;
471 };
472 
473 struct drm_amdgpu_cs_chunk_dep {
474 	__u32 ip_type;
475 	__u32 ip_instance;
476 	__u32 ring;
477 	__u32 ctx_id;
478 	__u64 handle;
479 };
480 
481 struct drm_amdgpu_cs_chunk_fence {
482 	__u32 handle;
483 	__u32 offset;
484 };
485 
486 struct drm_amdgpu_cs_chunk_data {
487 	union {
488 		struct drm_amdgpu_cs_chunk_ib		ib_data;
489 		struct drm_amdgpu_cs_chunk_fence	fence_data;
490 	};
491 };
492 
493 /**
494  *  Query h/w info: Flag that this is integrated (a.h.a. fusion) GPU
495  *
496  */
497 #define AMDGPU_IDS_FLAGS_FUSION         0x1
498 #define AMDGPU_IDS_FLAGS_PREEMPTION     0x2
499 
500 /* indicate if acceleration can be working */
501 #define AMDGPU_INFO_ACCEL_WORKING		0x00
502 /* get the crtc_id from the mode object id? */
503 #define AMDGPU_INFO_CRTC_FROM_ID		0x01
504 /* query hw IP info */
505 #define AMDGPU_INFO_HW_IP_INFO			0x02
506 /* query hw IP instance count for the specified type */
507 #define AMDGPU_INFO_HW_IP_COUNT			0x03
508 /* timestamp for GL_ARB_timer_query */
509 #define AMDGPU_INFO_TIMESTAMP			0x05
510 /* Query the firmware version */
511 #define AMDGPU_INFO_FW_VERSION			0x0e
512 	/* Subquery id: Query VCE firmware version */
513 	#define AMDGPU_INFO_FW_VCE		0x1
514 	/* Subquery id: Query UVD firmware version */
515 	#define AMDGPU_INFO_FW_UVD		0x2
516 	/* Subquery id: Query GMC firmware version */
517 	#define AMDGPU_INFO_FW_GMC		0x03
518 	/* Subquery id: Query GFX ME firmware version */
519 	#define AMDGPU_INFO_FW_GFX_ME		0x04
520 	/* Subquery id: Query GFX PFP firmware version */
521 	#define AMDGPU_INFO_FW_GFX_PFP		0x05
522 	/* Subquery id: Query GFX CE firmware version */
523 	#define AMDGPU_INFO_FW_GFX_CE		0x06
524 	/* Subquery id: Query GFX RLC firmware version */
525 	#define AMDGPU_INFO_FW_GFX_RLC		0x07
526 	/* Subquery id: Query GFX MEC firmware version */
527 	#define AMDGPU_INFO_FW_GFX_MEC		0x08
528 	/* Subquery id: Query SMC firmware version */
529 	#define AMDGPU_INFO_FW_SMC		0x0a
530 	/* Subquery id: Query SDMA firmware version */
531 	#define AMDGPU_INFO_FW_SDMA		0x0b
532 	/* Subquery id: Query PSP SOS firmware version */
533 	#define AMDGPU_INFO_FW_SOS		0x0c
534 	/* Subquery id: Query PSP ASD firmware version */
535 	#define AMDGPU_INFO_FW_ASD		0x0d
536 /* number of bytes moved for TTM migration */
537 #define AMDGPU_INFO_NUM_BYTES_MOVED		0x0f
538 /* the used VRAM size */
539 #define AMDGPU_INFO_VRAM_USAGE			0x10
540 /* the used GTT size */
541 #define AMDGPU_INFO_GTT_USAGE			0x11
542 /* Information about GDS, etc. resource configuration */
543 #define AMDGPU_INFO_GDS_CONFIG			0x13
544 /* Query information about VRAM and GTT domains */
545 #define AMDGPU_INFO_VRAM_GTT			0x14
546 /* Query information about register in MMR address space*/
547 #define AMDGPU_INFO_READ_MMR_REG		0x15
548 /* Query information about device: rev id, family, etc. */
549 #define AMDGPU_INFO_DEV_INFO			0x16
550 /* visible vram usage */
551 #define AMDGPU_INFO_VIS_VRAM_USAGE		0x17
552 /* number of TTM buffer evictions */
553 #define AMDGPU_INFO_NUM_EVICTIONS		0x18
554 /* Query memory about VRAM and GTT domains */
555 #define AMDGPU_INFO_MEMORY			0x19
556 /* Query vce clock table */
557 #define AMDGPU_INFO_VCE_CLOCK_TABLE		0x1A
558 /* Query vbios related information */
559 #define AMDGPU_INFO_VBIOS			0x1B
560 	/* Subquery id: Query vbios size */
561 	#define AMDGPU_INFO_VBIOS_SIZE		0x1
562 	/* Subquery id: Query vbios image */
563 	#define AMDGPU_INFO_VBIOS_IMAGE		0x2
564 /* Query UVD handles */
565 #define AMDGPU_INFO_NUM_HANDLES			0x1C
566 /* Query sensor related information */
567 #define AMDGPU_INFO_SENSOR			0x1D
568 	/* Subquery id: Query GPU shader clock */
569 	#define AMDGPU_INFO_SENSOR_GFX_SCLK		0x1
570 	/* Subquery id: Query GPU memory clock */
571 	#define AMDGPU_INFO_SENSOR_GFX_MCLK		0x2
572 	/* Subquery id: Query GPU temperature */
573 	#define AMDGPU_INFO_SENSOR_GPU_TEMP		0x3
574 	/* Subquery id: Query GPU load */
575 	#define AMDGPU_INFO_SENSOR_GPU_LOAD		0x4
576 	/* Subquery id: Query average GPU power	*/
577 	#define AMDGPU_INFO_SENSOR_GPU_AVG_POWER	0x5
578 	/* Subquery id: Query northbridge voltage */
579 	#define AMDGPU_INFO_SENSOR_VDDNB		0x6
580 	/* Subquery id: Query graphics voltage */
581 	#define AMDGPU_INFO_SENSOR_VDDGFX		0x7
582 
583 #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT	0
584 #define AMDGPU_INFO_MMR_SE_INDEX_MASK	0xff
585 #define AMDGPU_INFO_MMR_SH_INDEX_SHIFT	8
586 #define AMDGPU_INFO_MMR_SH_INDEX_MASK	0xff
587 
588 struct drm_amdgpu_query_fw {
589 	/** AMDGPU_INFO_FW_* */
590 	__u32 fw_type;
591 	/**
592 	 * Index of the IP if there are more IPs of
593 	 * the same type.
594 	 */
595 	__u32 ip_instance;
596 	/**
597 	 * Index of the engine. Whether this is used depends
598 	 * on the firmware type. (e.g. MEC, SDMA)
599 	 */
600 	__u32 index;
601 	__u32 _pad;
602 };
603 
604 /* Input structure for the INFO ioctl */
605 struct drm_amdgpu_info {
606 	/* Where the return value will be stored */
607 	__u64 return_pointer;
608 	/* The size of the return value. Just like "size" in "snprintf",
609 	 * it limits how many bytes the kernel can write. */
610 	__u32 return_size;
611 	/* The query request id. */
612 	__u32 query;
613 
614 	union {
615 		struct {
616 			__u32 id;
617 			__u32 _pad;
618 		} mode_crtc;
619 
620 		struct {
621 			/** AMDGPU_HW_IP_* */
622 			__u32 type;
623 			/**
624 			 * Index of the IP if there are more IPs of the same
625 			 * type. Ignored by AMDGPU_INFO_HW_IP_COUNT.
626 			 */
627 			__u32 ip_instance;
628 		} query_hw_ip;
629 
630 		struct {
631 			__u32 dword_offset;
632 			/** number of registers to read */
633 			__u32 count;
634 			__u32 instance;
635 			/** For future use, no flags defined so far */
636 			__u32 flags;
637 		} read_mmr_reg;
638 
639 		struct drm_amdgpu_query_fw query_fw;
640 
641 		struct {
642 			__u32 type;
643 			__u32 offset;
644 		} vbios_info;
645 
646 		struct {
647 			__u32 type;
648 		} sensor_info;
649 	};
650 };
651 
652 struct drm_amdgpu_info_gds {
653 	/** GDS GFX partition size */
654 	__u32 gds_gfx_partition_size;
655 	/** GDS compute partition size */
656 	__u32 compute_partition_size;
657 	/** total GDS memory size */
658 	__u32 gds_total_size;
659 	/** GWS size per GFX partition */
660 	__u32 gws_per_gfx_partition;
661 	/** GSW size per compute partition */
662 	__u32 gws_per_compute_partition;
663 	/** OA size per GFX partition */
664 	__u32 oa_per_gfx_partition;
665 	/** OA size per compute partition */
666 	__u32 oa_per_compute_partition;
667 	__u32 _pad;
668 };
669 
670 struct drm_amdgpu_info_vram_gtt {
671 	__u64 vram_size;
672 	__u64 vram_cpu_accessible_size;
673 	__u64 gtt_size;
674 };
675 
676 struct drm_amdgpu_heap_info {
677 	/** max. physical memory */
678 	__u64 total_heap_size;
679 
680 	/** Theoretical max. available memory in the given heap */
681 	__u64 usable_heap_size;
682 
683 	/**
684 	 * Number of bytes allocated in the heap. This includes all processes
685 	 * and private allocations in the kernel. It changes when new buffers
686 	 * are allocated, freed, and moved. It cannot be larger than
687 	 * heap_size.
688 	 */
689 	__u64 heap_usage;
690 
691 	/**
692 	 * Theoretical possible max. size of buffer which
693 	 * could be allocated in the given heap
694 	 */
695 	__u64 max_allocation;
696 };
697 
698 struct drm_amdgpu_memory_info {
699 	struct drm_amdgpu_heap_info vram;
700 	struct drm_amdgpu_heap_info cpu_accessible_vram;
701 	struct drm_amdgpu_heap_info gtt;
702 };
703 
704 struct drm_amdgpu_info_firmware {
705 	__u32 ver;
706 	__u32 feature;
707 };
708 
709 #define AMDGPU_VRAM_TYPE_UNKNOWN 0
710 #define AMDGPU_VRAM_TYPE_GDDR1 1
711 #define AMDGPU_VRAM_TYPE_DDR2  2
712 #define AMDGPU_VRAM_TYPE_GDDR3 3
713 #define AMDGPU_VRAM_TYPE_GDDR4 4
714 #define AMDGPU_VRAM_TYPE_GDDR5 5
715 #define AMDGPU_VRAM_TYPE_HBM   6
716 #define AMDGPU_VRAM_TYPE_DDR3  7
717 
718 struct drm_amdgpu_info_device {
719 	/** PCI Device ID */
720 	__u32 device_id;
721 	/** Internal chip revision: A0, A1, etc.) */
722 	__u32 chip_rev;
723 	__u32 external_rev;
724 	/** Revision id in PCI Config space */
725 	__u32 pci_rev;
726 	__u32 family;
727 	__u32 num_shader_engines;
728 	__u32 num_shader_arrays_per_engine;
729 	/* in KHz */
730 	__u32 gpu_counter_freq;
731 	__u64 max_engine_clock;
732 	__u64 max_memory_clock;
733 	/* cu information */
734 	__u32 cu_active_number;
735 	__u32 cu_ao_mask;
736 	__u32 cu_bitmap[4][4];
737 	/** Render backend pipe mask. One render backend is CB+DB. */
738 	__u32 enabled_rb_pipes_mask;
739 	__u32 num_rb_pipes;
740 	__u32 num_hw_gfx_contexts;
741 	__u32 _pad;
742 	__u64 ids_flags;
743 	/** Starting virtual address for UMDs. */
744 	__u64 virtual_address_offset;
745 	/** The maximum virtual address */
746 	__u64 virtual_address_max;
747 	/** Required alignment of virtual addresses. */
748 	__u32 virtual_address_alignment;
749 	/** Page table entry - fragment size */
750 	__u32 pte_fragment_size;
751 	__u32 gart_page_size;
752 	/** constant engine ram size*/
753 	__u32 ce_ram_size;
754 	/** video memory type info*/
755 	__u32 vram_type;
756 	/** video memory bit width*/
757 	__u32 vram_bit_width;
758 	/* vce harvesting instance */
759 	__u32 vce_harvest_config;
760 	/* gfx double offchip LDS buffers */
761 	__u32 gc_double_offchip_lds_buf;
762 	/* NGG Primitive Buffer */
763 	__u64 prim_buf_gpu_addr;
764 	/* NGG Position Buffer */
765 	__u64 pos_buf_gpu_addr;
766 	/* NGG Control Sideband */
767 	__u64 cntl_sb_buf_gpu_addr;
768 	/* NGG Parameter Cache */
769 	__u64 param_buf_gpu_addr;
770 	__u32 prim_buf_size;
771 	__u32 pos_buf_size;
772 	__u32 cntl_sb_buf_size;
773 	__u32 param_buf_size;
774 	/* wavefront size*/
775 	__u32 wave_front_size;
776 	/* shader visible vgprs*/
777 	__u32 num_shader_visible_vgprs;
778 	/* CU per shader array*/
779 	__u32 num_cu_per_sh;
780 	/* number of tcc blocks*/
781 	__u32 num_tcc_blocks;
782 	/* gs vgt table depth*/
783 	__u32 gs_vgt_table_depth;
784 	/* gs primitive buffer depth*/
785 	__u32 gs_prim_buffer_depth;
786 	/* max gs wavefront per vgt*/
787 	__u32 max_gs_waves_per_vgt;
788 	__u32 _pad1;
789 };
790 
791 struct drm_amdgpu_info_hw_ip {
792 	/** Version of h/w IP */
793 	__u32  hw_ip_version_major;
794 	__u32  hw_ip_version_minor;
795 	/** Capabilities */
796 	__u64  capabilities_flags;
797 	/** command buffer address start alignment*/
798 	__u32  ib_start_alignment;
799 	/** command buffer size alignment*/
800 	__u32  ib_size_alignment;
801 	/** Bitmask of available rings. Bit 0 means ring 0, etc. */
802 	__u32  available_rings;
803 	__u32  _pad;
804 };
805 
806 struct drm_amdgpu_info_num_handles {
807 	/** Max handles as supported by firmware for UVD */
808 	__u32  uvd_max_handles;
809 	/** Handles currently in use for UVD */
810 	__u32  uvd_used_handles;
811 };
812 
813 #define AMDGPU_VCE_CLOCK_TABLE_ENTRIES		6
814 
815 struct drm_amdgpu_info_vce_clock_table_entry {
816 	/** System clock */
817 	__u32 sclk;
818 	/** Memory clock */
819 	__u32 mclk;
820 	/** VCE clock */
821 	__u32 eclk;
822 	__u32 pad;
823 };
824 
825 struct drm_amdgpu_info_vce_clock_table {
826 	struct drm_amdgpu_info_vce_clock_table_entry entries[AMDGPU_VCE_CLOCK_TABLE_ENTRIES];
827 	__u32 num_valid_entries;
828 	__u32 pad;
829 };
830 
831 /*
832  * Supported GPU families
833  */
834 #define AMDGPU_FAMILY_UNKNOWN			0
835 #define AMDGPU_FAMILY_SI			110 /* Hainan, Oland, Verde, Pitcairn, Tahiti */
836 #define AMDGPU_FAMILY_CI			120 /* Bonaire, Hawaii */
837 #define AMDGPU_FAMILY_KV			125 /* Kaveri, Kabini, Mullins */
838 #define AMDGPU_FAMILY_VI			130 /* Iceland, Tonga */
839 #define AMDGPU_FAMILY_CZ			135 /* Carrizo, Stoney */
840 #define AMDGPU_FAMILY_AI			141 /* Vega10 */
841 
842 #if defined(__cplusplus)
843 }
844 #endif
845 
846 #endif
847