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.
32 /* Please note that modifications to all structs defined here are
33 * subject to backwards-compatibility constraints.
37 /* For use by IPS driver */
38 extern unsigned long i915_read_mch_val(void);
39 extern bool i915_gpu_raise(void);
40 extern bool i915_gpu_lower(void);
41 extern bool i915_gpu_busy(void);
42 extern bool i915_gpu_turbo_disable(void);
45 /* Each region is a minimum of 16k, and there are at most 255 of them.
47 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use
48 * of chars for next/prev indices */
49 #define I915_LOG_MIN_TEX_REGION_SIZE 14
51 typedef struct _drm_i915_init {
54 I915_CLEANUP_DMA = 0x02,
55 I915_RESUME_DMA = 0x03
57 unsigned int mmio_offset;
58 int sarea_priv_offset;
59 unsigned int ring_start;
60 unsigned int ring_end;
61 unsigned int ring_size;
62 unsigned int front_offset;
63 unsigned int back_offset;
64 unsigned int depth_offset;
68 unsigned int pitch_bits;
69 unsigned int back_pitch;
70 unsigned int depth_pitch;
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 /* fill out some space for old userspace triple buffer */
127 drm_handle_t unused_handle;
128 __u32 unused1, unused2, unused3;
130 /* buffer object handles for static buffers. May change
131 * over the lifetime of the client.
133 __u32 front_bo_handle;
134 __u32 back_bo_handle;
135 __u32 unused_bo_handle;
136 __u32 depth_bo_handle;
140 /* due to userspace building against these headers we need some compat here */
141 #define planeA_x pipeA_x
142 #define planeA_y pipeA_y
143 #define planeA_w pipeA_w
144 #define planeA_h pipeA_h
145 #define planeB_x pipeB_x
146 #define planeB_y pipeB_y
147 #define planeB_w pipeB_w
148 #define planeB_h pipeB_h
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_HWS_ADDR 0x11
178 #define DRM_I915_GEM_INIT 0x13
179 #define DRM_I915_GEM_EXECBUFFER 0x14
180 #define DRM_I915_GEM_PIN 0x15
181 #define DRM_I915_GEM_UNPIN 0x16
182 #define DRM_I915_GEM_BUSY 0x17
183 #define DRM_I915_GEM_THROTTLE 0x18
184 #define DRM_I915_GEM_ENTERVT 0x19
185 #define DRM_I915_GEM_LEAVEVT 0x1a
186 #define DRM_I915_GEM_CREATE 0x1b
187 #define DRM_I915_GEM_PREAD 0x1c
188 #define DRM_I915_GEM_PWRITE 0x1d
189 #define DRM_I915_GEM_MMAP 0x1e
190 #define DRM_I915_GEM_SET_DOMAIN 0x1f
191 #define DRM_I915_GEM_SW_FINISH 0x20
192 #define DRM_I915_GEM_SET_TILING 0x21
193 #define DRM_I915_GEM_GET_TILING 0x22
194 #define DRM_I915_GEM_GET_APERTURE 0x23
195 #define DRM_I915_GEM_MMAP_GTT 0x24
196 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25
197 #define DRM_I915_GEM_MADVISE 0x26
198 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27
199 #define DRM_I915_OVERLAY_ATTRS 0x28
200 #define DRM_I915_GEM_EXECBUFFER2 0x29
202 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
203 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
204 #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP)
205 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
206 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
207 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
208 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t)
209 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t)
210 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t)
211 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t)
212 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t)
213 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t)
214 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t)
215 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
216 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
217 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
218 #define DRM_IOCTL_I915_HWS_ADDR DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init)
219 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init)
220 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer)
221 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2)
222 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
223 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
224 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
225 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE)
226 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT)
227 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT)
228 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create)
229 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread)
230 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite)
231 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap)
232 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt)
233 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain)
234 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish)
235 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling)
236 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
237 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
238 #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)
239 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
240 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_ATTRS, struct drm_intel_overlay_put_image)
241 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
243 /* Allow drivers to submit batchbuffers directly to hardware, relying
244 * on the security mechanisms provided by hardware.
246 typedef struct drm_i915_batchbuffer {
247 int start; /* agp offset */
248 int used; /* nr bytes in use */
249 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
250 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
251 int num_cliprects; /* mulitpass with multiple cliprects? */
252 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
253 } drm_i915_batchbuffer_t;
255 /* As above, but pass a pointer to userspace buffer which can be
256 * validated by the kernel prior to sending to hardware.
258 typedef struct _drm_i915_cmdbuffer {
259 char __user *buf; /* pointer to userspace command buffer */
260 int sz; /* nr bytes in buf */
261 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
262 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
263 int num_cliprects; /* mulitpass with multiple cliprects? */
264 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
265 } drm_i915_cmdbuffer_t;
267 /* Userspace can request & wait on irq's:
269 typedef struct drm_i915_irq_emit {
271 } drm_i915_irq_emit_t;
273 typedef struct drm_i915_irq_wait {
275 } drm_i915_irq_wait_t;
277 /* Ioctl to query kernel params:
279 #define I915_PARAM_IRQ_ACTIVE 1
280 #define I915_PARAM_ALLOW_BATCHBUFFER 2
281 #define I915_PARAM_LAST_DISPATCH 3
282 #define I915_PARAM_CHIPSET_ID 4
283 #define I915_PARAM_HAS_GEM 5
284 #define I915_PARAM_NUM_FENCES_AVAIL 6
285 #define I915_PARAM_HAS_OVERLAY 7
286 #define I915_PARAM_HAS_PAGEFLIPPING 8
287 #define I915_PARAM_HAS_EXECBUF2 9
288 #define I915_PARAM_HAS_BSD 10
289 #define I915_PARAM_HAS_BLT 11
290 #define I915_PARAM_HAS_RELAXED_FENCING 12
291 #define I915_PARAM_HAS_COHERENT_RINGS 13
292 #define I915_PARAM_HAS_EXEC_CONSTANTS 14
294 typedef struct drm_i915_getparam {
297 } drm_i915_getparam_t;
299 /* Ioctl to set kernel params:
301 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
302 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
303 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3
304 #define I915_SETPARAM_NUM_USED_FENCES 4
306 typedef struct drm_i915_setparam {
309 } drm_i915_setparam_t;
311 /* A memory manager for regions of shared memory:
313 #define I915_MEM_REGION_AGP 1
315 typedef struct drm_i915_mem_alloc {
319 int __user *region_offset; /* offset from start of fb or agp */
320 } drm_i915_mem_alloc_t;
322 typedef struct drm_i915_mem_free {
325 } drm_i915_mem_free_t;
327 typedef struct drm_i915_mem_init_heap {
331 } drm_i915_mem_init_heap_t;
333 /* Allow memory manager to be torn down and re-initialized (eg on
336 typedef struct drm_i915_mem_destroy_heap {
338 } drm_i915_mem_destroy_heap_t;
340 /* Allow X server to configure which pipes to monitor for vblank signals
342 #define DRM_I915_VBLANK_PIPE_A 1
343 #define DRM_I915_VBLANK_PIPE_B 2
345 typedef struct drm_i915_vblank_pipe {
347 } drm_i915_vblank_pipe_t;
349 /* Schedule buffer swap at given vertical blank:
351 typedef struct drm_i915_vblank_swap {
352 drm_drawable_t drawable;
353 enum drm_vblank_seq_type seqtype;
354 unsigned int sequence;
355 } drm_i915_vblank_swap_t;
357 typedef struct drm_i915_hws_addr {
359 } drm_i915_hws_addr_t;
361 struct drm_i915_gem_init {
363 * Beginning offset in the GTT to be managed by the DRM memory
368 * Ending offset in the GTT to be managed by the DRM memory
374 struct drm_i915_gem_create {
376 * Requested size for the object.
378 * The (page-aligned) allocated size for the object will be returned.
382 * Returned handle for the object.
384 * Object handles are nonzero.
390 struct drm_i915_gem_pread {
391 /** Handle for the object being read. */
394 /** Offset into the object to read from */
396 /** Length of data to read */
399 * Pointer to write the data into.
401 * This is a fixed-size type for 32/64 compatibility.
406 struct drm_i915_gem_pwrite {
407 /** Handle for the object being written to. */
410 /** Offset into the object to write to */
412 /** Length of data to write */
415 * Pointer to read the data from.
417 * This is a fixed-size type for 32/64 compatibility.
422 struct drm_i915_gem_mmap {
423 /** Handle for the object being mapped. */
426 /** Offset in the object to map. */
429 * Length of data to map.
431 * The value will be page-aligned.
435 * Returned pointer the data was mapped at.
437 * This is a fixed-size type for 32/64 compatibility.
442 struct drm_i915_gem_mmap_gtt {
443 /** Handle for the object being mapped. */
447 * Fake offset to use for subsequent mmap call
449 * This is a fixed-size type for 32/64 compatibility.
454 struct drm_i915_gem_set_domain {
455 /** Handle for the object */
458 /** New read domains */
461 /** New write domain */
465 struct drm_i915_gem_sw_finish {
466 /** Handle for the object */
470 struct drm_i915_gem_relocation_entry {
472 * Handle of the buffer being pointed to by this relocation entry.
474 * It's appealing to make this be an index into the mm_validate_entry
475 * list to refer to the buffer, but this allows the driver to create
476 * a relocation list for state buffers and not re-write it per
477 * exec using the buffer.
482 * Value to be added to the offset of the target buffer to make up
483 * the relocation entry.
487 /** Offset in the buffer the relocation entry will be written into */
491 * Offset value of the target buffer that the relocation entry was last
494 * If the buffer has the same offset as last time, we can skip syncing
495 * and writing the relocation. This value is written back out by
496 * the execbuffer ioctl when the relocation is written.
498 __u64 presumed_offset;
501 * Target memory domains read by this operation.
506 * Target memory domains written by this operation.
508 * Note that only one domain may be written by the whole
509 * execbuffer operation, so that where there are conflicts,
510 * the application will get -EINVAL back.
516 * Intel memory domains
518 * Most of these just align with the various caches in
519 * the system and are used to flush and invalidate as
520 * objects end up cached in different domains.
523 #define I915_GEM_DOMAIN_CPU 0x00000001
524 /** Render cache, used by 2D and 3D drawing */
525 #define I915_GEM_DOMAIN_RENDER 0x00000002
526 /** Sampler cache, used by texture engine */
527 #define I915_GEM_DOMAIN_SAMPLER 0x00000004
528 /** Command queue, used to load batch buffers */
529 #define I915_GEM_DOMAIN_COMMAND 0x00000008
530 /** Instruction cache, used by shader programs */
531 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010
532 /** Vertex address cache */
533 #define I915_GEM_DOMAIN_VERTEX 0x00000020
534 /** GTT domain - aperture and scanout */
535 #define I915_GEM_DOMAIN_GTT 0x00000040
538 struct drm_i915_gem_exec_object {
540 * User's handle for a buffer to be bound into the GTT for this
545 /** Number of relocations to be performed on this buffer */
546 __u32 relocation_count;
548 * Pointer to array of struct drm_i915_gem_relocation_entry containing
549 * the relocations to be performed in this buffer.
553 /** Required alignment in graphics aperture */
557 * Returned value of the updated offset of the object, for future
558 * presumed_offset writes.
563 struct drm_i915_gem_execbuffer {
565 * List of buffers to be validated with their relocations to be
566 * performend on them.
568 * This is a pointer to an array of struct drm_i915_gem_validate_entry.
570 * These buffers must be listed in an order such that all relocations
571 * a buffer is performing refer to buffers that have already appeared
572 * in the validate list.
577 /** Offset in the batchbuffer to start execution from. */
578 __u32 batch_start_offset;
579 /** Bytes used in batchbuffer from batch_start_offset */
584 /** This is a struct drm_clip_rect *cliprects */
588 struct drm_i915_gem_exec_object2 {
590 * User's handle for a buffer to be bound into the GTT for this
595 /** Number of relocations to be performed on this buffer */
596 __u32 relocation_count;
598 * Pointer to array of struct drm_i915_gem_relocation_entry containing
599 * the relocations to be performed in this buffer.
603 /** Required alignment in graphics aperture */
607 * Returned value of the updated offset of the object, for future
608 * presumed_offset writes.
612 #define EXEC_OBJECT_NEEDS_FENCE (1<<0)
618 struct drm_i915_gem_execbuffer2 {
620 * List of gem_exec_object2 structs
625 /** Offset in the batchbuffer to start execution from. */
626 __u32 batch_start_offset;
627 /** Bytes used in batchbuffer from batch_start_offset */
632 /** This is a struct drm_clip_rect *cliprects */
634 #define I915_EXEC_RING_MASK (7<<0)
635 #define I915_EXEC_DEFAULT (0<<0)
636 #define I915_EXEC_RENDER (1<<0)
637 #define I915_EXEC_BSD (2<<0)
638 #define I915_EXEC_BLT (3<<0)
640 /* Used for switching the constants addressing mode on gen4+ RENDER ring.
641 * Gen6+ only supports relative addressing to dynamic state (default) and
642 * absolute addressing.
644 * These flags are ignored for the BSD and BLT rings.
646 #define I915_EXEC_CONSTANTS_MASK (3<<6)
647 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */
648 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6)
649 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */
655 struct drm_i915_gem_pin {
656 /** Handle of the buffer to be pinned. */
660 /** alignment required within the aperture */
663 /** Returned GTT offset of the buffer. */
667 struct drm_i915_gem_unpin {
668 /** Handle of the buffer to be unpinned. */
673 struct drm_i915_gem_busy {
674 /** Handle of the buffer to check for busy */
677 /** Return busy status (1 if busy, 0 if idle) */
681 #define I915_TILING_NONE 0
682 #define I915_TILING_X 1
683 #define I915_TILING_Y 2
685 #define I915_BIT_6_SWIZZLE_NONE 0
686 #define I915_BIT_6_SWIZZLE_9 1
687 #define I915_BIT_6_SWIZZLE_9_10 2
688 #define I915_BIT_6_SWIZZLE_9_11 3
689 #define I915_BIT_6_SWIZZLE_9_10_11 4
690 /* Not seen by userland */
691 #define I915_BIT_6_SWIZZLE_UNKNOWN 5
692 /* Seen by userland. */
693 #define I915_BIT_6_SWIZZLE_9_17 6
694 #define I915_BIT_6_SWIZZLE_9_10_17 7
696 struct drm_i915_gem_set_tiling {
697 /** Handle of the buffer to have its tiling state updated */
701 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
704 * This value is to be set on request, and will be updated by the
705 * kernel on successful return with the actual chosen tiling layout.
707 * The tiling mode may be demoted to I915_TILING_NONE when the system
708 * has bit 6 swizzling that can't be managed correctly by GEM.
710 * Buffer contents become undefined when changing tiling_mode.
715 * Stride in bytes for the object when in I915_TILING_X or
721 * Returned address bit 6 swizzling required for CPU access through
727 struct drm_i915_gem_get_tiling {
728 /** Handle of the buffer to get tiling state for. */
732 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
738 * Returned address bit 6 swizzling required for CPU access through
744 struct drm_i915_gem_get_aperture {
745 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */
749 * Available space in the aperture used by i915_gem_execbuffer, in
752 __u64 aper_available_size;
755 struct drm_i915_get_pipe_from_crtc_id {
756 /** ID of CRTC being requested **/
759 /** pipe of requested CRTC **/
763 #define I915_MADV_WILLNEED 0
764 #define I915_MADV_DONTNEED 1
765 #define __I915_MADV_PURGED 2 /* internal state */
767 struct drm_i915_gem_madvise {
768 /** Handle of the buffer to change the backing store advice */
771 /* Advice: either the buffer will be needed again in the near future,
772 * or wont be and could be discarded under memory pressure.
776 /** Whether the backing store still exists. */
781 #define I915_OVERLAY_TYPE_MASK 0xff
782 #define I915_OVERLAY_YUV_PLANAR 0x01
783 #define I915_OVERLAY_YUV_PACKED 0x02
784 #define I915_OVERLAY_RGB 0x03
786 #define I915_OVERLAY_DEPTH_MASK 0xff00
787 #define I915_OVERLAY_RGB24 0x1000
788 #define I915_OVERLAY_RGB16 0x2000
789 #define I915_OVERLAY_RGB15 0x3000
790 #define I915_OVERLAY_YUV422 0x0100
791 #define I915_OVERLAY_YUV411 0x0200
792 #define I915_OVERLAY_YUV420 0x0300
793 #define I915_OVERLAY_YUV410 0x0400
795 #define I915_OVERLAY_SWAP_MASK 0xff0000
796 #define I915_OVERLAY_NO_SWAP 0x000000
797 #define I915_OVERLAY_UV_SWAP 0x010000
798 #define I915_OVERLAY_Y_SWAP 0x020000
799 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000
801 #define I915_OVERLAY_FLAGS_MASK 0xff000000
802 #define I915_OVERLAY_ENABLE 0x01000000
804 struct drm_intel_overlay_put_image {
805 /* various flags and src format description */
807 /* source picture description */
809 /* stride values and offsets are in bytes, buffer relative */
810 __u16 stride_Y; /* stride for packed formats */
812 __u32 offset_Y; /* offset for packet formats */
818 /* to compensate the scaling factors for partially covered surfaces */
819 __u16 src_scan_width;
820 __u16 src_scan_height;
821 /* output crtc description */
830 #define I915_OVERLAY_UPDATE_ATTRS (1<<0)
831 #define I915_OVERLAY_UPDATE_GAMMA (1<<1)
832 struct drm_intel_overlay_attrs {
846 #endif /* _I915_DRM_H_ */