2 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 * $FreeBSD: src/sys/dev/drm2/i915/i915_drm.h,v 1.1 2012/05/22 11:07:44 kib Exp $
31 /* Please note that modifications to all structs defined here are
32 * subject to backwards-compatibility constraints.
35 #include <dev/drm/drm.h>
37 /* Each region is a minimum of 16k, and there are at most 255 of them.
39 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use
40 * of chars for next/prev indices */
41 #define I915_LOG_MIN_TEX_REGION_SIZE 14
43 typedef struct _drm_i915_init {
46 I915_CLEANUP_DMA = 0x02,
47 I915_RESUME_DMA = 0x03,
49 /* Since this struct isn't versioned, just used a new
50 * 'func' code to indicate the presence of dri2 sarea
54 unsigned int mmio_offset;
55 int sarea_priv_offset;
56 unsigned int ring_start;
57 unsigned int ring_end;
58 unsigned int ring_size;
59 unsigned int front_offset;
60 unsigned int back_offset;
61 unsigned int depth_offset;
65 unsigned int pitch_bits;
66 unsigned int back_pitch;
67 unsigned int depth_pitch;
70 unsigned int sarea_handle;
73 typedef struct drm_i915_sarea {
74 struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1];
75 int last_upload; /* last time texture was uploaded */
76 int last_enqueue; /* last time a buffer was enqueued */
77 int last_dispatch; /* age of the most recently dispatched buffer */
78 int ctxOwner; /* last context to upload state */
80 int pf_enabled; /* is pageflipping allowed? */
82 int pf_current_page; /* which buffer is being displayed? */
83 int perf_boxes; /* performance boxes to be displayed */
84 int width, height; /* screen size in pixels */
86 drm_handle_t front_handle;
90 drm_handle_t back_handle;
94 drm_handle_t depth_handle;
98 drm_handle_t tex_handle;
101 int log_tex_granularity;
103 int rotation; /* 0, 90, 180 or 270 */
107 int virtualX, virtualY;
109 unsigned int front_tiled;
110 unsigned int back_tiled;
111 unsigned int depth_tiled;
112 unsigned int rotated_tiled;
113 unsigned int rotated2_tiled;
124 /* Triple buffering */
125 drm_handle_t third_handle;
128 unsigned int third_tiled;
130 /* buffer object handles for the static buffers. May change
131 * over the lifetime of the client, though it doesn't in our current
134 unsigned int front_bo_handle;
135 unsigned int back_bo_handle;
136 unsigned int third_bo_handle;
137 unsigned int depth_bo_handle;
140 /* Driver specific fence types and classes.
143 /* The only fence class we support */
144 #define DRM_I915_FENCE_CLASS_ACCEL 0
145 /* Fence type that guarantees read-write flush */
146 #define DRM_I915_FENCE_TYPE_RW 2
147 /* MI_FLUSH programmed just before the fence */
148 #define DRM_I915_FENCE_FLAG_FLUSHED 0x01000000
150 /* Flags for perf_boxes
152 #define I915_BOX_RING_EMPTY 0x1
153 #define I915_BOX_FLIP 0x2
154 #define I915_BOX_WAIT 0x4
155 #define I915_BOX_TEXTURE_LOAD 0x8
156 #define I915_BOX_LOST_CONTEXT 0x10
158 /* I915 specific ioctls
159 * The device specific ioctl range is 0x40 to 0x79.
161 #define DRM_I915_INIT 0x00
162 #define DRM_I915_FLUSH 0x01
163 #define DRM_I915_FLIP 0x02
164 #define DRM_I915_BATCHBUFFER 0x03
165 #define DRM_I915_IRQ_EMIT 0x04
166 #define DRM_I915_IRQ_WAIT 0x05
167 #define DRM_I915_GETPARAM 0x06
168 #define DRM_I915_SETPARAM 0x07
169 #define DRM_I915_ALLOC 0x08
170 #define DRM_I915_FREE 0x09
171 #define DRM_I915_INIT_HEAP 0x0a
172 #define DRM_I915_CMDBUFFER 0x0b
173 #define DRM_I915_DESTROY_HEAP 0x0c
174 #define DRM_I915_SET_VBLANK_PIPE 0x0d
175 #define DRM_I915_GET_VBLANK_PIPE 0x0e
176 #define DRM_I915_VBLANK_SWAP 0x0f
177 #define DRM_I915_MMIO 0x10
178 #define DRM_I915_HWS_ADDR 0x11
179 #define DRM_I915_EXECBUFFER 0x12
180 #define DRM_I915_GEM_INIT 0x13
181 #define DRM_I915_GEM_EXECBUFFER 0x14
182 #define DRM_I915_GEM_PIN 0x15
183 #define DRM_I915_GEM_UNPIN 0x16
184 #define DRM_I915_GEM_BUSY 0x17
185 #define DRM_I915_GEM_THROTTLE 0x18
186 #define DRM_I915_GEM_ENTERVT 0x19
187 #define DRM_I915_GEM_LEAVEVT 0x1a
188 #define DRM_I915_GEM_CREATE 0x1b
189 #define DRM_I915_GEM_PREAD 0x1c
190 #define DRM_I915_GEM_PWRITE 0x1d
191 #define DRM_I915_GEM_MMAP 0x1e
192 #define DRM_I915_GEM_SET_DOMAIN 0x1f
193 #define DRM_I915_GEM_SW_FINISH 0x20
194 #define DRM_I915_GEM_SET_TILING 0x21
195 #define DRM_I915_GEM_GET_TILING 0x22
196 #define DRM_I915_GEM_GET_APERTURE 0x23
197 #define DRM_I915_GEM_MMAP_GTT 0x24
198 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25
199 #define DRM_I915_GEM_MADVISE 0x26
200 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27
201 #define DRM_I915_OVERLAY_ATTRS 0x28
202 #define DRM_I915_GEM_EXECBUFFER2 0x29
203 #define DRM_I915_GET_SPRITE_COLORKEY 0x2a
204 #define DRM_I915_SET_SPRITE_COLORKEY 0x2b
206 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
207 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
208 #define DRM_IOCTL_I915_FLIP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FLIP, drm_i915_flip_t)
209 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
210 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
211 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
212 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t)
213 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t)
214 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t)
215 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t)
216 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t)
217 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t)
218 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t)
219 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
220 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
221 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
222 #define DRM_IOCTL_I915_MMIO DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_MMIO, drm_i915_mmio)
223 #define DRM_IOCTL_I915_EXECBUFFER DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_EXECBUFFER, struct drm_i915_execbuffer)
224 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init)
225 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer)
226 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2)
227 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
228 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
229 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
230 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE)
231 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT)
232 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT)
233 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create)
234 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread)
235 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite)
236 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap)
237 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt)
238 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain)
239 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish)
240 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling)
241 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
242 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
243 #define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_i915_get_pipe_from_crtc_id)
244 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
245 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image)
246 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
247 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
248 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
250 /* Asynchronous page flipping:
252 typedef struct drm_i915_flip {
254 * This is really talking about planes, and we could rename it
255 * except for the fact that some of the duplicated i915_drm.h files
256 * out there check for HAVE_I915_FLIP and so might pick up this
262 /* Allow drivers to submit batchbuffers directly to hardware, relying
263 * on the security mechanisms provided by hardware.
265 typedef struct drm_i915_batchbuffer {
266 int start; /* agp offset */
267 int used; /* nr bytes in use */
268 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
269 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
270 int num_cliprects; /* mulitpass with multiple cliprects? */
271 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
272 } drm_i915_batchbuffer_t;
274 /* As above, but pass a pointer to userspace buffer which can be
275 * validated by the kernel prior to sending to hardware.
277 typedef struct _drm_i915_cmdbuffer {
278 char __user *buf; /* pointer to userspace command buffer */
279 int sz; /* nr bytes in buf */
280 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
281 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
282 int num_cliprects; /* mulitpass with multiple cliprects? */
283 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
284 } drm_i915_cmdbuffer_t;
286 /* Userspace can request & wait on irq's:
288 typedef struct drm_i915_irq_emit {
290 } drm_i915_irq_emit_t;
292 typedef struct drm_i915_irq_wait {
294 } drm_i915_irq_wait_t;
296 /* Ioctl to query kernel params:
298 #define I915_PARAM_IRQ_ACTIVE 1
299 #define I915_PARAM_ALLOW_BATCHBUFFER 2
300 #define I915_PARAM_LAST_DISPATCH 3
301 #define I915_PARAM_CHIPSET_ID 4
302 #define I915_PARAM_HAS_GEM 5
303 #define I915_PARAM_NUM_FENCES_AVAIL 6
304 #define I915_PARAM_HAS_OVERLAY 7
305 #define I915_PARAM_HAS_PAGEFLIPPING 8
306 #define I915_PARAM_HAS_EXECBUF2 9
307 #define I915_PARAM_HAS_BSD 10
308 #define I915_PARAM_HAS_BLT 11
309 #define I915_PARAM_HAS_RELAXED_FENCING 12
310 #define I915_PARAM_HAS_COHERENT_RINGS 13
311 #define I915_PARAM_HAS_EXEC_CONSTANTS 14
312 #define I915_PARAM_HAS_RELAXED_DELTA 15
313 #define I915_PARAM_HAS_GEN7_SOL_RESET 16
314 #define I915_PARAM_HAS_LLC 17
316 typedef struct drm_i915_getparam {
319 } drm_i915_getparam_t;
321 /* Ioctl to set kernel params:
323 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
324 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
325 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3
326 #define I915_SETPARAM_NUM_USED_FENCES 4
328 typedef struct drm_i915_setparam {
331 } drm_i915_setparam_t;
333 /* A memory manager for regions of shared memory:
335 #define I915_MEM_REGION_AGP 1
337 typedef struct drm_i915_mem_alloc {
341 int __user *region_offset; /* offset from start of fb or agp */
342 } drm_i915_mem_alloc_t;
344 typedef struct drm_i915_mem_free {
347 } drm_i915_mem_free_t;
349 typedef struct drm_i915_mem_init_heap {
353 } drm_i915_mem_init_heap_t;
355 /* Allow memory manager to be torn down and re-initialized (eg on
358 typedef struct drm_i915_mem_destroy_heap {
360 } drm_i915_mem_destroy_heap_t;
362 /* Allow X server to configure which pipes to monitor for vblank signals
364 #define DRM_I915_VBLANK_PIPE_A 1
365 #define DRM_I915_VBLANK_PIPE_B 2
367 typedef struct drm_i915_vblank_pipe {
369 } drm_i915_vblank_pipe_t;
371 /* Schedule buffer swap at given vertical blank:
373 typedef struct drm_i915_vblank_swap {
374 drm_drawable_t drawable;
375 enum drm_vblank_seq_type seqtype;
376 unsigned int sequence;
377 } drm_i915_vblank_swap_t;
379 #define I915_MMIO_READ 0
380 #define I915_MMIO_WRITE 1
382 #define I915_MMIO_MAY_READ 0x1
383 #define I915_MMIO_MAY_WRITE 0x2
385 #define MMIO_REGS_IA_PRIMATIVES_COUNT 0
386 #define MMIO_REGS_IA_VERTICES_COUNT 1
387 #define MMIO_REGS_VS_INVOCATION_COUNT 2
388 #define MMIO_REGS_GS_PRIMITIVES_COUNT 3
389 #define MMIO_REGS_GS_INVOCATION_COUNT 4
390 #define MMIO_REGS_CL_PRIMITIVES_COUNT 5
391 #define MMIO_REGS_CL_INVOCATION_COUNT 6
392 #define MMIO_REGS_PS_INVOCATION_COUNT 7
393 #define MMIO_REGS_PS_DEPTH_COUNT 8
395 typedef struct drm_i915_mmio_entry {
399 } drm_i915_mmio_entry_t;
401 typedef struct drm_i915_mmio {
402 unsigned int read_write:1;
407 typedef struct drm_i915_hws_addr {
409 } drm_i915_hws_addr_t;
412 * Relocation header is 4 uint32_ts
413 * 0 - 32 bit reloc count
414 * 1 - 32-bit relocation type
415 * 2-3 - 64-bit user buffer handle ptr for another list of relocs.
417 #define I915_RELOC_HEADER 4
420 * type 0 relocation has 4-uint32_t stride
421 * 0 - offset into buffer
422 * 1 - delta to add in
424 * 3 - reserved (for optimisations later).
427 * type 1 relocation has 4-uint32_t stride.
428 * Hangs off the first item in the op list.
429 * Performed after all valiations are done.
430 * Try to group relocs into the same relocatee together for
431 * performance reasons.
432 * 0 - offset into buffer
433 * 1 - delta to add in
434 * 2 - buffer index in op list.
435 * 3 - relocatee index in op list.
437 #define I915_RELOC_TYPE_0 0
438 #define I915_RELOC0_STRIDE 4
439 #define I915_RELOC_TYPE_1 1
440 #define I915_RELOC1_STRIDE 4
443 struct drm_i915_op_arg {
449 struct drm_bo_op_req req;
450 struct drm_bo_arg_rep rep;
455 struct drm_i915_execbuffer {
457 uint32_t num_buffers;
458 struct drm_i915_batchbuffer batch;
459 drm_context_t context; /* for lockless use in the future */
460 struct drm_fence_arg fence_arg;
463 struct drm_i915_gem_init {
465 * Beginning offset in the GTT to be managed by the DRM memory
470 * Ending offset in the GTT to be managed by the DRM memory
476 struct drm_i915_gem_create {
478 * Requested size for the object.
480 * The (page-aligned) allocated size for the object will be returned.
484 * Returned handle for the object.
486 * Object handles are nonzero.
492 struct drm_i915_gem_pread {
493 /** Handle for the object being read. */
496 /** Offset into the object to read from */
498 /** Length of data to read */
500 /** Pointer to write the data into. */
501 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */
504 struct drm_i915_gem_pwrite {
505 /** Handle for the object being written to. */
508 /** Offset into the object to write to */
510 /** Length of data to write */
512 /** Pointer to read the data from. */
513 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */
516 struct drm_i915_gem_mmap {
517 /** Handle for the object being mapped. */
520 /** Offset in the object to map. */
523 * Length of data to map.
525 * The value will be page-aligned.
528 /** Returned pointer the data was mapped at */
529 uint64_t addr_ptr; /* void *, but pointers are not 32/64 compatible */
532 struct drm_i915_gem_mmap_gtt {
533 /** Handle for the object being mapped. */
537 * Fake offset to use for subsequent mmap call
539 * This is a fixed-size type for 32/64 compatibility.
544 struct drm_i915_gem_set_domain {
545 /** Handle for the object */
548 /** New read domains */
549 uint32_t read_domains;
551 /** New write domain */
552 uint32_t write_domain;
555 struct drm_i915_gem_sw_finish {
556 /** Handle for the object */
560 struct drm_i915_gem_relocation_entry {
562 * Handle of the buffer being pointed to by this relocation entry.
564 * It's appealing to make this be an index into the mm_validate_entry
565 * list to refer to the buffer, but this allows the driver to create
566 * a relocation list for state buffers and not re-write it per
567 * exec using the buffer.
569 uint32_t target_handle;
572 * Value to be added to the offset of the target buffer to make up
573 * the relocation entry.
577 /** Offset in the buffer the relocation entry will be written into */
581 * Offset value of the target buffer that the relocation entry was last
584 * If the buffer has the same offset as last time, we can skip syncing
585 * and writing the relocation. This value is written back out by
586 * the execbuffer ioctl when the relocation is written.
588 uint64_t presumed_offset;
591 * Target memory domains read by this operation.
593 uint32_t read_domains;
596 * Target memory domains written by this operation.
598 * Note that only one domain may be written by the whole
599 * execbuffer operation, so that where there are conflicts,
600 * the application will get -EINVAL back.
602 uint32_t write_domain;
606 * Intel memory domains
608 * Most of these just align with the various caches in
609 * the system and are used to flush and invalidate as
610 * objects end up cached in different domains.
613 #define I915_GEM_DOMAIN_CPU 0x00000001
614 /** Render cache, used by 2D and 3D drawing */
615 #define I915_GEM_DOMAIN_RENDER 0x00000002
616 /** Sampler cache, used by texture engine */
617 #define I915_GEM_DOMAIN_SAMPLER 0x00000004
618 /** Command queue, used to load batch buffers */
619 #define I915_GEM_DOMAIN_COMMAND 0x00000008
620 /** Instruction cache, used by shader programs */
621 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010
622 /** Vertex address cache */
623 #define I915_GEM_DOMAIN_VERTEX 0x00000020
624 /** GTT domain - aperture and scanout */
625 #define I915_GEM_DOMAIN_GTT 0x00000040
628 struct drm_i915_gem_exec_object {
630 * User's handle for a buffer to be bound into the GTT for this
635 /** Number of relocations to be performed on this buffer */
636 uint32_t relocation_count;
638 * Pointer to array of struct drm_i915_gem_relocation_entry containing
639 * the relocations to be performed in this buffer.
643 /** Required alignment in graphics aperture */
647 * Returned value of the updated offset of the object, for future
648 * presumed_offset writes.
653 struct drm_i915_gem_execbuffer {
655 * List of buffers to be validated with their relocations to be
656 * performend on them.
658 * This is a pointer to an array of struct drm_i915_gem_validate_entry.
660 * These buffers must be listed in an order such that all relocations
661 * a buffer is performing refer to buffers that have already appeared
662 * in the validate list.
664 uint64_t buffers_ptr;
665 uint32_t buffer_count;
667 /** Offset in the batchbuffer to start execution from. */
668 uint32_t batch_start_offset;
669 /** Bytes used in batchbuffer from batch_start_offset */
673 uint32_t num_cliprects;
674 uint64_t cliprects_ptr; /* struct drm_clip_rect *cliprects */
677 struct drm_i915_gem_exec_object2 {
679 * User's handle for a buffer to be bound into the GTT for this
684 /** Number of relocations to be performed on this buffer */
685 uint32_t relocation_count;
687 * Pointer to array of struct drm_i915_gem_relocation_entry containing
688 * the relocations to be performed in this buffer.
692 /** Required alignment in graphics aperture */
696 * Returned value of the updated offset of the object, for future
697 * presumed_offset writes.
701 #define EXEC_OBJECT_NEEDS_FENCE (1<<0)
707 struct drm_i915_gem_execbuffer2 {
709 * List of gem_exec_object2 structs
711 uint64_t buffers_ptr;
712 uint32_t buffer_count;
714 /** Offset in the batchbuffer to start execution from. */
715 uint32_t batch_start_offset;
716 /** Bytes used in batchbuffer from batch_start_offset */
720 uint32_t num_cliprects;
721 /** This is a struct drm_clip_rect *cliprects */
722 uint64_t cliprects_ptr;
723 #define I915_EXEC_RING_MASK (7<<0)
724 #define I915_EXEC_DEFAULT (0<<0)
725 #define I915_EXEC_RENDER (1<<0)
726 #define I915_EXEC_BSD (2<<0)
727 #define I915_EXEC_BLT (3<<0)
729 /* Used for switching the constants addressing mode on gen4+ RENDER ring.
730 * Gen6+ only supports relative addressing to dynamic state (default) and
731 * absolute addressing.
733 * These flags are ignored for the BSD and BLT rings.
735 #define I915_EXEC_CONSTANTS_MASK (3<<6)
736 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */
737 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6)
738 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */
744 /** Resets the SO write offset registers for transform feedback on gen7. */
745 #define I915_EXEC_GEN7_SOL_RESET (1<<8)
747 struct drm_i915_gem_pin {
748 /** Handle of the buffer to be pinned. */
752 /** alignment required within the aperture */
755 /** Returned GTT offset of the buffer. */
759 struct drm_i915_gem_unpin {
760 /** Handle of the buffer to be unpinned. */
765 struct drm_i915_gem_busy {
766 /** Handle of the buffer to check for busy */
769 /** Return busy status (1 if busy, 0 if idle) */
773 #define I915_TILING_NONE 0
774 #define I915_TILING_X 1
775 #define I915_TILING_Y 2
777 #define I915_BIT_6_SWIZZLE_NONE 0
778 #define I915_BIT_6_SWIZZLE_9 1
779 #define I915_BIT_6_SWIZZLE_9_10 2
780 #define I915_BIT_6_SWIZZLE_9_11 3
781 #define I915_BIT_6_SWIZZLE_9_10_11 4
782 /* Not seen by userland */
783 #define I915_BIT_6_SWIZZLE_UNKNOWN 5
784 /* Seen by userland. */
785 #define I915_BIT_6_SWIZZLE_9_17 6
786 #define I915_BIT_6_SWIZZLE_9_10_17 7
788 struct drm_i915_gem_set_tiling {
789 /** Handle of the buffer to have its tiling state updated */
793 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
796 * This value is to be set on request, and will be updated by the
797 * kernel on successful return with the actual chosen tiling layout.
799 * The tiling mode may be demoted to I915_TILING_NONE when the system
800 * has bit 6 swizzling that can't be managed correctly by GEM.
802 * Buffer contents become undefined when changing tiling_mode.
804 uint32_t tiling_mode;
807 * Stride in bytes for the object when in I915_TILING_X or
813 * Returned address bit 6 swizzling required for CPU access through
816 uint32_t swizzle_mode;
819 struct drm_i915_gem_get_tiling {
820 /** Handle of the buffer to get tiling state for. */
824 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
827 uint32_t tiling_mode;
830 * Returned address bit 6 swizzling required for CPU access through
833 uint32_t swizzle_mode;
836 struct drm_i915_gem_get_aperture {
837 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */
841 * Available space in the aperture used by i915_gem_execbuffer, in
844 uint64_t aper_available_size;
847 struct drm_i915_get_pipe_from_crtc_id {
848 /** ID of CRTC being requested **/
851 /** pipe of requested CRTC **/
855 #define I915_MADV_WILLNEED 0
856 #define I915_MADV_DONTNEED 1
857 #define I915_MADV_PURGED_INTERNAL 2 /* internal state */
859 struct drm_i915_gem_madvise {
860 /** Handle of the buffer to change the backing store advice */
863 /* Advice: either the buffer will be needed again in the near future,
864 * or wont be and could be discarded under memory pressure.
868 /** Whether the backing store still exists. */
872 #define I915_OVERLAY_TYPE_MASK 0xff
873 #define I915_OVERLAY_YUV_PLANAR 0x01
874 #define I915_OVERLAY_YUV_PACKED 0x02
875 #define I915_OVERLAY_RGB 0x03
877 #define I915_OVERLAY_DEPTH_MASK 0xff00
878 #define I915_OVERLAY_RGB24 0x1000
879 #define I915_OVERLAY_RGB16 0x2000
880 #define I915_OVERLAY_RGB15 0x3000
881 #define I915_OVERLAY_YUV422 0x0100
882 #define I915_OVERLAY_YUV411 0x0200
883 #define I915_OVERLAY_YUV420 0x0300
884 #define I915_OVERLAY_YUV410 0x0400
886 #define I915_OVERLAY_SWAP_MASK 0xff0000
887 #define I915_OVERLAY_NO_SWAP 0x000000
888 #define I915_OVERLAY_UV_SWAP 0x010000
889 #define I915_OVERLAY_Y_SWAP 0x020000
890 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000
892 #define I915_OVERLAY_FLAGS_MASK 0xff000000
893 #define I915_OVERLAY_ENABLE 0x01000000
895 struct drm_intel_overlay_put_image {
896 /* various flags and src format description */
898 /* source picture description */
900 /* stride values and offsets are in bytes, buffer relative */
901 uint16_t stride_Y; /* stride for packed formats */
903 uint32_t offset_Y; /* offset for packet formats */
909 /* to compensate the scaling factors for partially covered surfaces */
910 uint16_t src_scan_width;
911 uint16_t src_scan_height;
912 /* output crtc description */
921 #define I915_OVERLAY_UPDATE_ATTRS (1<<0)
922 #define I915_OVERLAY_UPDATE_GAMMA (1<<1)
923 struct drm_intel_overlay_attrs {
938 * Intel sprite handling
940 * Color keying works with a min/mask/max tuple. Both source and destination
941 * color keying is allowed.
944 * Sprite pixels within the min & max values, masked against the color channels
945 * specified in the mask field, will be transparent. All other pixels will
946 * be displayed on top of the primary plane. For RGB surfaces, only the min
947 * and mask fields will be used; ranged compares are not allowed.
949 * Destination keying:
950 * Primary plane pixels that match the min value, masked against the color
951 * channels specified in the mask field, will be replaced by corresponding
952 * pixels from the sprite plane.
954 * Note that source & destination keying are exclusive; only one can be
955 * active on a given plane.
958 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */
959 #define I915_SET_COLORKEY_DESTINATION (1<<1)
960 #define I915_SET_COLORKEY_SOURCE (1<<2)
961 struct drm_intel_sprite_colorkey {
964 uint32_t channel_mask;
969 #endif /* _I915_DRM_H_ */