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.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
33 /* Please note that modifications to all structs defined here are
34 * subject to backwards-compatibility constraints.
37 #include <dev/drm2/drm.h>
39 /* Each region is a minimum of 16k, and there are at most 255 of them.
41 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use
42 * of chars for next/prev indices */
43 #define I915_LOG_MIN_TEX_REGION_SIZE 14
45 typedef struct _drm_i915_init {
48 I915_CLEANUP_DMA = 0x02,
49 I915_RESUME_DMA = 0x03,
51 /* Since this struct isn't versioned, just used a new
52 * 'func' code to indicate the presence of dri2 sarea
56 unsigned int mmio_offset;
57 int sarea_priv_offset;
58 unsigned int ring_start;
59 unsigned int ring_end;
60 unsigned int ring_size;
61 unsigned int front_offset;
62 unsigned int back_offset;
63 unsigned int depth_offset;
67 unsigned int pitch_bits;
68 unsigned int back_pitch;
69 unsigned int depth_pitch;
72 unsigned int sarea_handle;
75 typedef struct _drm_i915_sarea {
76 struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1];
77 int last_upload; /* last time texture was uploaded */
78 int last_enqueue; /* last time a buffer was enqueued */
79 int last_dispatch; /* age of the most recently dispatched buffer */
80 int ctxOwner; /* last context to upload state */
82 int pf_enabled; /* is pageflipping allowed? */
84 int pf_current_page; /* which buffer is being displayed? */
85 int perf_boxes; /* performance boxes to be displayed */
86 int width, height; /* screen size in pixels */
88 drm_handle_t front_handle;
92 drm_handle_t back_handle;
96 drm_handle_t depth_handle;
100 drm_handle_t tex_handle;
103 int log_tex_granularity;
105 int rotation; /* 0, 90, 180 or 270 */
109 int virtualX, virtualY;
111 unsigned int front_tiled;
112 unsigned int back_tiled;
113 unsigned int depth_tiled;
114 unsigned int rotated_tiled;
115 unsigned int rotated2_tiled;
126 /* Triple buffering */
127 drm_handle_t third_handle;
130 unsigned int third_tiled;
132 /* buffer object handles for the static buffers. May change
133 * over the lifetime of the client, though it doesn't in our current
136 unsigned int front_bo_handle;
137 unsigned int back_bo_handle;
138 unsigned int third_bo_handle;
139 unsigned int depth_bo_handle;
142 /* due to userspace building against these headers we need some compat here */
143 #define planeA_x pipeA_x
144 #define planeA_y pipeA_y
145 #define planeA_w pipeA_w
146 #define planeA_h pipeA_h
147 #define planeB_x pipeB_x
148 #define planeB_y pipeB_y
149 #define planeB_w pipeB_w
150 #define planeB_h pipeB_h
152 /* Driver specific fence types and classes.
155 /* The only fence class we support */
156 #define DRM_I915_FENCE_CLASS_ACCEL 0
157 /* Fence type that guarantees read-write flush */
158 #define DRM_I915_FENCE_TYPE_RW 2
159 /* MI_FLUSH programmed just before the fence */
160 #define DRM_I915_FENCE_FLAG_FLUSHED 0x01000000
162 /* Flags for perf_boxes
164 #define I915_BOX_RING_EMPTY 0x1
165 #define I915_BOX_FLIP 0x2
166 #define I915_BOX_WAIT 0x4
167 #define I915_BOX_TEXTURE_LOAD 0x8
168 #define I915_BOX_LOST_CONTEXT 0x10
170 /* I915 specific ioctls
171 * The device specific ioctl range is 0x40 to 0x79.
173 #define DRM_I915_INIT 0x00
174 #define DRM_I915_FLUSH 0x01
175 #define DRM_I915_FLIP 0x02
176 #define DRM_I915_BATCHBUFFER 0x03
177 #define DRM_I915_IRQ_EMIT 0x04
178 #define DRM_I915_IRQ_WAIT 0x05
179 #define DRM_I915_GETPARAM 0x06
180 #define DRM_I915_SETPARAM 0x07
181 #define DRM_I915_ALLOC 0x08
182 #define DRM_I915_FREE 0x09
183 #define DRM_I915_INIT_HEAP 0x0a
184 #define DRM_I915_CMDBUFFER 0x0b
185 #define DRM_I915_DESTROY_HEAP 0x0c
186 #define DRM_I915_SET_VBLANK_PIPE 0x0d
187 #define DRM_I915_GET_VBLANK_PIPE 0x0e
188 #define DRM_I915_VBLANK_SWAP 0x0f
189 #define DRM_I915_MMIO 0x10
190 #define DRM_I915_HWS_ADDR 0x11
191 #define DRM_I915_EXECBUFFER 0x12
192 #define DRM_I915_GEM_INIT 0x13
193 #define DRM_I915_GEM_EXECBUFFER 0x14
194 #define DRM_I915_GEM_PIN 0x15
195 #define DRM_I915_GEM_UNPIN 0x16
196 #define DRM_I915_GEM_BUSY 0x17
197 #define DRM_I915_GEM_THROTTLE 0x18
198 #define DRM_I915_GEM_ENTERVT 0x19
199 #define DRM_I915_GEM_LEAVEVT 0x1a
200 #define DRM_I915_GEM_CREATE 0x1b
201 #define DRM_I915_GEM_PREAD 0x1c
202 #define DRM_I915_GEM_PWRITE 0x1d
203 #define DRM_I915_GEM_MMAP 0x1e
204 #define DRM_I915_GEM_SET_DOMAIN 0x1f
205 #define DRM_I915_GEM_SW_FINISH 0x20
206 #define DRM_I915_GEM_SET_TILING 0x21
207 #define DRM_I915_GEM_GET_TILING 0x22
208 #define DRM_I915_GEM_GET_APERTURE 0x23
209 #define DRM_I915_GEM_MMAP_GTT 0x24
210 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25
211 #define DRM_I915_GEM_MADVISE 0x26
212 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27
213 #define DRM_I915_OVERLAY_ATTRS 0x28
214 #define DRM_I915_GEM_EXECBUFFER2 0x29
215 #define DRM_I915_GET_SPRITE_COLORKEY 0x2a
216 #define DRM_I915_SET_SPRITE_COLORKEY 0x2b
217 #define DRM_I915_GEM_CONTEXT_CREATE 0x2d
218 #define DRM_I915_GEM_CONTEXT_DESTROY 0x2e
220 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
221 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
222 #define DRM_IOCTL_I915_FLIP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FLIP, drm_i915_flip_t)
223 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
224 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
225 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
226 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t)
227 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t)
228 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t)
229 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t)
230 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t)
231 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t)
232 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t)
233 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
234 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
235 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
236 #define DRM_IOCTL_I915_MMIO DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_MMIO, drm_i915_mmio)
237 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init)
238 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer)
239 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2)
240 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
241 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
242 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
243 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE)
244 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT)
245 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT)
246 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create)
247 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread)
248 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite)
249 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap)
250 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt)
251 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain)
252 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish)
253 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling)
254 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
255 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
256 #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)
257 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
258 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image)
259 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
260 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
261 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
262 #define DRM_IOCTL_I915_GEM_CONTEXT_CREATE DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create)
263 #define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy)
265 /* Asynchronous page flipping:
267 typedef struct drm_i915_flip {
269 * This is really talking about planes, and we could rename it
270 * except for the fact that some of the duplicated i915_drm.h files
271 * out there check for HAVE_I915_FLIP and so might pick up this
277 /* Allow drivers to submit batchbuffers directly to hardware, relying
278 * on the security mechanisms provided by hardware.
280 typedef struct drm_i915_batchbuffer {
281 int start; /* agp offset */
282 int used; /* nr bytes in use */
283 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
284 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
285 int num_cliprects; /* mulitpass with multiple cliprects? */
286 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
287 } drm_i915_batchbuffer_t;
289 /* As above, but pass a pointer to userspace buffer which can be
290 * validated by the kernel prior to sending to hardware.
292 typedef struct _drm_i915_cmdbuffer {
293 char __user *buf; /* pointer to userspace command buffer */
294 int sz; /* nr bytes in buf */
295 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
296 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
297 int num_cliprects; /* mulitpass with multiple cliprects? */
298 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
299 } drm_i915_cmdbuffer_t;
301 /* Userspace can request & wait on irq's:
303 typedef struct drm_i915_irq_emit {
305 } drm_i915_irq_emit_t;
307 typedef struct drm_i915_irq_wait {
309 } drm_i915_irq_wait_t;
311 /* Ioctl to query kernel params:
313 #define I915_PARAM_IRQ_ACTIVE 1
314 #define I915_PARAM_ALLOW_BATCHBUFFER 2
315 #define I915_PARAM_LAST_DISPATCH 3
316 #define I915_PARAM_CHIPSET_ID 4
317 #define I915_PARAM_HAS_GEM 5
318 #define I915_PARAM_NUM_FENCES_AVAIL 6
319 #define I915_PARAM_HAS_OVERLAY 7
320 #define I915_PARAM_HAS_PAGEFLIPPING 8
321 #define I915_PARAM_HAS_EXECBUF2 9
322 #define I915_PARAM_HAS_BSD 10
323 #define I915_PARAM_HAS_BLT 11
324 #define I915_PARAM_HAS_RELAXED_FENCING 12
325 #define I915_PARAM_HAS_COHERENT_RINGS 13
326 #define I915_PARAM_HAS_EXEC_CONSTANTS 14
327 #define I915_PARAM_HAS_RELAXED_DELTA 15
328 #define I915_PARAM_HAS_GEN7_SOL_RESET 16
329 #define I915_PARAM_HAS_LLC 17
330 #define I915_PARAM_HAS_ALIASING_PPGTT 18
332 typedef struct drm_i915_getparam {
335 } drm_i915_getparam_t;
337 /* Ioctl to set kernel params:
339 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
340 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
341 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3
342 #define I915_SETPARAM_NUM_USED_FENCES 4
344 typedef struct drm_i915_setparam {
347 } drm_i915_setparam_t;
349 /* A memory manager for regions of shared memory:
351 #define I915_MEM_REGION_AGP 1
353 typedef struct drm_i915_mem_alloc {
357 int __user *region_offset; /* offset from start of fb or agp */
358 } drm_i915_mem_alloc_t;
360 typedef struct drm_i915_mem_free {
363 } drm_i915_mem_free_t;
365 typedef struct drm_i915_mem_init_heap {
369 } drm_i915_mem_init_heap_t;
371 /* Allow memory manager to be torn down and re-initialized (eg on
374 typedef struct drm_i915_mem_destroy_heap {
376 } drm_i915_mem_destroy_heap_t;
378 /* Allow X server to configure which pipes to monitor for vblank signals
380 #define DRM_I915_VBLANK_PIPE_A 1
381 #define DRM_I915_VBLANK_PIPE_B 2
383 typedef struct drm_i915_vblank_pipe {
385 } drm_i915_vblank_pipe_t;
387 /* Schedule buffer swap at given vertical blank:
389 typedef struct drm_i915_vblank_swap {
390 drm_drawable_t drawable;
391 enum drm_vblank_seq_type seqtype;
392 unsigned int sequence;
393 } drm_i915_vblank_swap_t;
395 #define I915_MMIO_READ 0
396 #define I915_MMIO_WRITE 1
398 #define I915_MMIO_MAY_READ 0x1
399 #define I915_MMIO_MAY_WRITE 0x2
401 #define MMIO_REGS_IA_PRIMATIVES_COUNT 0
402 #define MMIO_REGS_IA_VERTICES_COUNT 1
403 #define MMIO_REGS_VS_INVOCATION_COUNT 2
404 #define MMIO_REGS_GS_PRIMITIVES_COUNT 3
405 #define MMIO_REGS_GS_INVOCATION_COUNT 4
406 #define MMIO_REGS_CL_PRIMITIVES_COUNT 5
407 #define MMIO_REGS_CL_INVOCATION_COUNT 6
408 #define MMIO_REGS_PS_INVOCATION_COUNT 7
409 #define MMIO_REGS_PS_DEPTH_COUNT 8
411 typedef struct drm_i915_mmio_entry {
415 } drm_i915_mmio_entry_t;
417 typedef struct drm_i915_mmio {
418 unsigned int read_write:1;
423 typedef struct drm_i915_hws_addr {
425 } drm_i915_hws_addr_t;
428 * Relocation header is 4 uint32_ts
429 * 0 - 32 bit reloc count
430 * 1 - 32-bit relocation type
431 * 2-3 - 64-bit user buffer handle ptr for another list of relocs.
433 #define I915_RELOC_HEADER 4
436 * type 0 relocation has 4-uint32_t stride
437 * 0 - offset into buffer
438 * 1 - delta to add in
440 * 3 - reserved (for optimisations later).
443 * type 1 relocation has 4-uint32_t stride.
444 * Hangs off the first item in the op list.
445 * Performed after all valiations are done.
446 * Try to group relocs into the same relocatee together for
447 * performance reasons.
448 * 0 - offset into buffer
449 * 1 - delta to add in
450 * 2 - buffer index in op list.
451 * 3 - relocatee index in op list.
453 #define I915_RELOC_TYPE_0 0
454 #define I915_RELOC0_STRIDE 4
455 #define I915_RELOC_TYPE_1 1
456 #define I915_RELOC1_STRIDE 4
459 struct drm_i915_gem_init {
461 * Beginning offset in the GTT to be managed by the DRM memory
466 * Ending offset in the GTT to be managed by the DRM memory
472 struct drm_i915_gem_create {
474 * Requested size for the object.
476 * The (page-aligned) allocated size for the object will be returned.
480 * Returned handle for the object.
482 * Object handles are nonzero.
488 struct drm_i915_gem_pread {
489 /** Handle for the object being read. */
492 /** Offset into the object to read from */
494 /** Length of data to read */
496 /** Pointer to write the data into. */
497 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */
500 struct drm_i915_gem_pwrite {
501 /** Handle for the object being written to. */
504 /** Offset into the object to write to */
506 /** Length of data to write */
508 /** Pointer to read the data from. */
509 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */
512 struct drm_i915_gem_mmap {
513 /** Handle for the object being mapped. */
516 /** Offset in the object to map. */
519 * Length of data to map.
521 * The value will be page-aligned.
524 /** Returned pointer the data was mapped at */
525 uint64_t addr_ptr; /* void *, but pointers are not 32/64 compatible */
528 struct drm_i915_gem_mmap_gtt {
529 /** Handle for the object being mapped. */
533 * Fake offset to use for subsequent mmap call
535 * This is a fixed-size type for 32/64 compatibility.
540 struct drm_i915_gem_set_domain {
541 /** Handle for the object */
544 /** New read domains */
545 uint32_t read_domains;
547 /** New write domain */
548 uint32_t write_domain;
551 struct drm_i915_gem_sw_finish {
552 /** Handle for the object */
556 struct drm_i915_gem_relocation_entry {
558 * Handle of the buffer being pointed to by this relocation entry.
560 * It's appealing to make this be an index into the mm_validate_entry
561 * list to refer to the buffer, but this allows the driver to create
562 * a relocation list for state buffers and not re-write it per
563 * exec using the buffer.
565 uint32_t target_handle;
568 * Value to be added to the offset of the target buffer to make up
569 * the relocation entry.
573 /** Offset in the buffer the relocation entry will be written into */
577 * Offset value of the target buffer that the relocation entry was last
580 * If the buffer has the same offset as last time, we can skip syncing
581 * and writing the relocation. This value is written back out by
582 * the execbuffer ioctl when the relocation is written.
584 uint64_t presumed_offset;
587 * Target memory domains read by this operation.
589 uint32_t read_domains;
592 * Target memory domains written by this operation.
594 * Note that only one domain may be written by the whole
595 * execbuffer operation, so that where there are conflicts,
596 * the application will get -EINVAL back.
598 uint32_t write_domain;
602 * Intel memory domains
604 * Most of these just align with the various caches in
605 * the system and are used to flush and invalidate as
606 * objects end up cached in different domains.
609 #define I915_GEM_DOMAIN_CPU 0x00000001
610 /** Render cache, used by 2D and 3D drawing */
611 #define I915_GEM_DOMAIN_RENDER 0x00000002
612 /** Sampler cache, used by texture engine */
613 #define I915_GEM_DOMAIN_SAMPLER 0x00000004
614 /** Command queue, used to load batch buffers */
615 #define I915_GEM_DOMAIN_COMMAND 0x00000008
616 /** Instruction cache, used by shader programs */
617 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010
618 /** Vertex address cache */
619 #define I915_GEM_DOMAIN_VERTEX 0x00000020
620 /** GTT domain - aperture and scanout */
621 #define I915_GEM_DOMAIN_GTT 0x00000040
624 struct drm_i915_gem_exec_object {
626 * User's handle for a buffer to be bound into the GTT for this
631 /** Number of relocations to be performed on this buffer */
632 uint32_t relocation_count;
634 * Pointer to array of struct drm_i915_gem_relocation_entry containing
635 * the relocations to be performed in this buffer.
639 /** Required alignment in graphics aperture */
643 * Returned value of the updated offset of the object, for future
644 * presumed_offset writes.
649 struct drm_i915_gem_execbuffer {
651 * List of buffers to be validated with their relocations to be
652 * performend on them.
654 * This is a pointer to an array of struct drm_i915_gem_validate_entry.
656 * These buffers must be listed in an order such that all relocations
657 * a buffer is performing refer to buffers that have already appeared
658 * in the validate list.
660 uint64_t buffers_ptr;
661 uint32_t buffer_count;
663 /** Offset in the batchbuffer to start execution from. */
664 uint32_t batch_start_offset;
665 /** Bytes used in batchbuffer from batch_start_offset */
669 uint32_t num_cliprects;
670 uint64_t cliprects_ptr; /* struct drm_clip_rect *cliprects */
673 struct drm_i915_gem_exec_object2 {
675 * User's handle for a buffer to be bound into the GTT for this
680 /** Number of relocations to be performed on this buffer */
681 uint32_t relocation_count;
683 * Pointer to array of struct drm_i915_gem_relocation_entry containing
684 * the relocations to be performed in this buffer.
688 /** Required alignment in graphics aperture */
692 * Returned value of the updated offset of the object, for future
693 * presumed_offset writes.
697 #define EXEC_OBJECT_NEEDS_FENCE (1<<0)
699 uint64_t rsvd1; /* now used for context info */
703 struct drm_i915_gem_execbuffer2 {
705 * List of gem_exec_object2 structs
707 uint64_t buffers_ptr;
708 uint32_t buffer_count;
710 /** Offset in the batchbuffer to start execution from. */
711 uint32_t batch_start_offset;
712 /** Bytes used in batchbuffer from batch_start_offset */
716 uint32_t num_cliprects;
717 /** This is a struct drm_clip_rect *cliprects */
718 uint64_t cliprects_ptr;
719 #define I915_EXEC_RING_MASK (7<<0)
720 #define I915_EXEC_DEFAULT (0<<0)
721 #define I915_EXEC_RENDER (1<<0)
722 #define I915_EXEC_BSD (2<<0)
723 #define I915_EXEC_BLT (3<<0)
725 /* Used for switching the constants addressing mode on gen4+ RENDER ring.
726 * Gen6+ only supports relative addressing to dynamic state (default) and
727 * absolute addressing.
729 * These flags are ignored for the BSD and BLT rings.
731 #define I915_EXEC_CONSTANTS_MASK (3<<6)
732 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */
733 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6)
734 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */
740 /** Resets the SO write offset registers for transform feedback on gen7. */
741 #define I915_EXEC_GEN7_SOL_RESET (1<<8)
743 #define I915_EXEC_CONTEXT_ID_MASK (0xffffffff)
744 #define i915_execbuffer2_set_context_id(eb2, context) \
745 (eb2).rsvd1 = context & I915_EXEC_CONTEXT_ID_MASK
746 #define i915_execbuffer2_get_context_id(eb2) \
747 ((eb2).rsvd1 & I915_EXEC_CONTEXT_ID_MASK)
749 struct drm_i915_gem_pin {
750 /** Handle of the buffer to be pinned. */
754 /** alignment required within the aperture */
757 /** Returned GTT offset of the buffer. */
761 struct drm_i915_gem_unpin {
762 /** Handle of the buffer to be unpinned. */
767 struct drm_i915_gem_busy {
768 /** Handle of the buffer to check for busy */
771 /** Return busy status (1 if busy, 0 if idle) */
775 #define I915_TILING_NONE 0
776 #define I915_TILING_X 1
777 #define I915_TILING_Y 2
779 #define I915_BIT_6_SWIZZLE_NONE 0
780 #define I915_BIT_6_SWIZZLE_9 1
781 #define I915_BIT_6_SWIZZLE_9_10 2
782 #define I915_BIT_6_SWIZZLE_9_11 3
783 #define I915_BIT_6_SWIZZLE_9_10_11 4
784 /* Not seen by userland */
785 #define I915_BIT_6_SWIZZLE_UNKNOWN 5
786 /* Seen by userland. */
787 #define I915_BIT_6_SWIZZLE_9_17 6
788 #define I915_BIT_6_SWIZZLE_9_10_17 7
790 struct drm_i915_gem_set_tiling {
791 /** Handle of the buffer to have its tiling state updated */
795 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
798 * This value is to be set on request, and will be updated by the
799 * kernel on successful return with the actual chosen tiling layout.
801 * The tiling mode may be demoted to I915_TILING_NONE when the system
802 * has bit 6 swizzling that can't be managed correctly by GEM.
804 * Buffer contents become undefined when changing tiling_mode.
806 uint32_t tiling_mode;
809 * Stride in bytes for the object when in I915_TILING_X or
815 * Returned address bit 6 swizzling required for CPU access through
818 uint32_t swizzle_mode;
821 struct drm_i915_gem_get_tiling {
822 /** Handle of the buffer to get tiling state for. */
826 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
829 uint32_t tiling_mode;
832 * Returned address bit 6 swizzling required for CPU access through
835 uint32_t swizzle_mode;
838 struct drm_i915_gem_get_aperture {
839 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */
843 * Available space in the aperture used by i915_gem_execbuffer, in
846 uint64_t aper_available_size;
849 struct drm_i915_get_pipe_from_crtc_id {
850 /** ID of CRTC being requested **/
853 /** pipe of requested CRTC **/
857 #define I915_MADV_WILLNEED 0
858 #define I915_MADV_DONTNEED 1
859 #define I915_MADV_PURGED_INTERNAL 2 /* internal state */
861 struct drm_i915_gem_madvise {
862 /** Handle of the buffer to change the backing store advice */
865 /* Advice: either the buffer will be needed again in the near future,
866 * or wont be and could be discarded under memory pressure.
870 /** Whether the backing store still exists. */
874 #define I915_OVERLAY_TYPE_MASK 0xff
875 #define I915_OVERLAY_YUV_PLANAR 0x01
876 #define I915_OVERLAY_YUV_PACKED 0x02
877 #define I915_OVERLAY_RGB 0x03
879 #define I915_OVERLAY_DEPTH_MASK 0xff00
880 #define I915_OVERLAY_RGB24 0x1000
881 #define I915_OVERLAY_RGB16 0x2000
882 #define I915_OVERLAY_RGB15 0x3000
883 #define I915_OVERLAY_YUV422 0x0100
884 #define I915_OVERLAY_YUV411 0x0200
885 #define I915_OVERLAY_YUV420 0x0300
886 #define I915_OVERLAY_YUV410 0x0400
888 #define I915_OVERLAY_SWAP_MASK 0xff0000
889 #define I915_OVERLAY_NO_SWAP 0x000000
890 #define I915_OVERLAY_UV_SWAP 0x010000
891 #define I915_OVERLAY_Y_SWAP 0x020000
892 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000
894 #define I915_OVERLAY_FLAGS_MASK 0xff000000
895 #define I915_OVERLAY_ENABLE 0x01000000
897 struct drm_intel_overlay_put_image {
898 /* various flags and src format description */
900 /* source picture description */
902 /* stride values and offsets are in bytes, buffer relative */
903 uint16_t stride_Y; /* stride for packed formats */
905 uint32_t offset_Y; /* offset for packet formats */
911 /* to compensate the scaling factors for partially covered surfaces */
912 uint16_t src_scan_width;
913 uint16_t src_scan_height;
914 /* output crtc description */
923 #define I915_OVERLAY_UPDATE_ATTRS (1<<0)
924 #define I915_OVERLAY_UPDATE_GAMMA (1<<1)
925 struct drm_intel_overlay_attrs {
940 * Intel sprite handling
942 * Color keying works with a min/mask/max tuple. Both source and destination
943 * color keying is allowed.
946 * Sprite pixels within the min & max values, masked against the color channels
947 * specified in the mask field, will be transparent. All other pixels will
948 * be displayed on top of the primary plane. For RGB surfaces, only the min
949 * and mask fields will be used; ranged compares are not allowed.
951 * Destination keying:
952 * Primary plane pixels that match the min value, masked against the color
953 * channels specified in the mask field, will be replaced by corresponding
954 * pixels from the sprite plane.
956 * Note that source & destination keying are exclusive; only one can be
957 * active on a given plane.
960 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */
961 #define I915_SET_COLORKEY_DESTINATION (1<<1)
962 #define I915_SET_COLORKEY_SOURCE (1<<2)
963 struct drm_intel_sprite_colorkey {
966 uint32_t channel_mask;
971 struct drm_i915_gem_context_create {
972 /* output: id of new context*/
977 struct drm_i915_gem_context_destroy {
982 #endif /* _I915_DRM_H_ */