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0d6aa60b | 1 | /* |
bc54fd1a DA |
2 | * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. |
3 | * All Rights Reserved. | |
4 | * | |
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: | |
12 | * | |
13 | * The above copyright notice and this permission notice (including the | |
14 | * next paragraph) shall be included in all copies or substantial portions | |
15 | * of the Software. | |
16 | * | |
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. | |
24 | * | |
0d6aa60b | 25 | */ |
bc54fd1a | 26 | |
1da177e4 LT |
27 | #ifndef _I915_DRM_H_ |
28 | #define _I915_DRM_H_ | |
29 | ||
30 | /* Please note that modifications to all structs defined here are | |
31 | * subject to backwards-compatibility constraints. | |
32 | */ | |
33 | ||
34 | #include "drm.h" | |
35 | ||
36 | /* Each region is a minimum of 16k, and there are at most 255 of them. | |
37 | */ | |
38 | #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use | |
39 | * of chars for next/prev indices */ | |
40 | #define I915_LOG_MIN_TEX_REGION_SIZE 14 | |
41 | ||
42 | typedef struct _drm_i915_init { | |
43 | enum { | |
44 | I915_INIT_DMA = 0x01, | |
45 | I915_CLEANUP_DMA = 0x02, | |
46 | I915_RESUME_DMA = 0x03 | |
47 | } func; | |
48 | unsigned int mmio_offset; | |
49 | int sarea_priv_offset; | |
50 | unsigned int ring_start; | |
51 | unsigned int ring_end; | |
52 | unsigned int ring_size; | |
53 | unsigned int front_offset; | |
54 | unsigned int back_offset; | |
55 | unsigned int depth_offset; | |
56 | unsigned int w; | |
57 | unsigned int h; | |
58 | unsigned int pitch; | |
59 | unsigned int pitch_bits; | |
60 | unsigned int back_pitch; | |
61 | unsigned int depth_pitch; | |
62 | unsigned int cpp; | |
63 | unsigned int chipset; | |
64 | } drm_i915_init_t; | |
65 | ||
66 | typedef struct _drm_i915_sarea { | |
c60ce623 | 67 | struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1]; |
1da177e4 LT |
68 | int last_upload; /* last time texture was uploaded */ |
69 | int last_enqueue; /* last time a buffer was enqueued */ | |
70 | int last_dispatch; /* age of the most recently dispatched buffer */ | |
71 | int ctxOwner; /* last context to upload state */ | |
72 | int texAge; | |
73 | int pf_enabled; /* is pageflipping allowed? */ | |
74 | int pf_active; | |
75 | int pf_current_page; /* which buffer is being displayed? */ | |
76 | int perf_boxes; /* performance boxes to be displayed */ | |
de227f5f DA |
77 | int width, height; /* screen size in pixels */ |
78 | ||
79 | drm_handle_t front_handle; | |
80 | int front_offset; | |
81 | int front_size; | |
82 | ||
83 | drm_handle_t back_handle; | |
84 | int back_offset; | |
85 | int back_size; | |
86 | ||
87 | drm_handle_t depth_handle; | |
88 | int depth_offset; | |
89 | int depth_size; | |
90 | ||
91 | drm_handle_t tex_handle; | |
92 | int tex_offset; | |
93 | int tex_size; | |
94 | int log_tex_granularity; | |
95 | int pitch; | |
96 | int rotation; /* 0, 90, 180 or 270 */ | |
97 | int rotated_offset; | |
98 | int rotated_size; | |
99 | int rotated_pitch; | |
100 | int virtualX, virtualY; | |
c29b669c AH |
101 | |
102 | unsigned int front_tiled; | |
103 | unsigned int back_tiled; | |
104 | unsigned int depth_tiled; | |
105 | unsigned int rotated_tiled; | |
106 | unsigned int rotated2_tiled; | |
376642cf | 107 | |
af6061af DA |
108 | int pipeA_x; |
109 | int pipeA_y; | |
110 | int pipeA_w; | |
111 | int pipeA_h; | |
112 | int pipeB_x; | |
113 | int pipeB_y; | |
114 | int pipeB_w; | |
115 | int pipeB_h; | |
1da177e4 LT |
116 | } drm_i915_sarea_t; |
117 | ||
118 | /* Flags for perf_boxes | |
119 | */ | |
120 | #define I915_BOX_RING_EMPTY 0x1 | |
121 | #define I915_BOX_FLIP 0x2 | |
122 | #define I915_BOX_WAIT 0x4 | |
123 | #define I915_BOX_TEXTURE_LOAD 0x8 | |
124 | #define I915_BOX_LOST_CONTEXT 0x10 | |
125 | ||
126 | /* I915 specific ioctls | |
127 | * The device specific ioctl range is 0x40 to 0x79. | |
128 | */ | |
129 | #define DRM_I915_INIT 0x00 | |
130 | #define DRM_I915_FLUSH 0x01 | |
131 | #define DRM_I915_FLIP 0x02 | |
132 | #define DRM_I915_BATCHBUFFER 0x03 | |
133 | #define DRM_I915_IRQ_EMIT 0x04 | |
134 | #define DRM_I915_IRQ_WAIT 0x05 | |
135 | #define DRM_I915_GETPARAM 0x06 | |
136 | #define DRM_I915_SETPARAM 0x07 | |
137 | #define DRM_I915_ALLOC 0x08 | |
138 | #define DRM_I915_FREE 0x09 | |
139 | #define DRM_I915_INIT_HEAP 0x0a | |
140 | #define DRM_I915_CMDBUFFER 0x0b | |
de227f5f | 141 | #define DRM_I915_DESTROY_HEAP 0x0c |
702880f2 DA |
142 | #define DRM_I915_SET_VBLANK_PIPE 0x0d |
143 | #define DRM_I915_GET_VBLANK_PIPE 0x0e | |
a6b54f3f | 144 | #define DRM_I915_VBLANK_SWAP 0x0f |
dc7a9319 | 145 | #define DRM_I915_HWS_ADDR 0x11 |
673a394b EA |
146 | #define DRM_I915_GEM_INIT 0x13 |
147 | #define DRM_I915_GEM_EXECBUFFER 0x14 | |
148 | #define DRM_I915_GEM_PIN 0x15 | |
149 | #define DRM_I915_GEM_UNPIN 0x16 | |
150 | #define DRM_I915_GEM_BUSY 0x17 | |
151 | #define DRM_I915_GEM_THROTTLE 0x18 | |
152 | #define DRM_I915_GEM_ENTERVT 0x19 | |
153 | #define DRM_I915_GEM_LEAVEVT 0x1a | |
154 | #define DRM_I915_GEM_CREATE 0x1b | |
155 | #define DRM_I915_GEM_PREAD 0x1c | |
156 | #define DRM_I915_GEM_PWRITE 0x1d | |
157 | #define DRM_I915_GEM_MMAP 0x1e | |
158 | #define DRM_I915_GEM_SET_DOMAIN 0x1f | |
159 | #define DRM_I915_GEM_SW_FINISH 0x20 | |
160 | #define DRM_I915_GEM_SET_TILING 0x21 | |
161 | #define DRM_I915_GEM_GET_TILING 0x22 | |
5a125c3c | 162 | #define DRM_I915_GEM_GET_APERTURE 0x23 |
de151cf6 | 163 | #define DRM_I915_GEM_MMAP_GTT 0x24 |
1da177e4 LT |
164 | |
165 | #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) | |
166 | #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) | |
af6061af | 167 | #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) |
1da177e4 LT |
168 | #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) |
169 | #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) | |
170 | #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) | |
171 | #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) | |
172 | #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) | |
173 | #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) | |
174 | #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) | |
175 | #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) | |
176 | #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) | |
de227f5f | 177 | #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) |
702880f2 DA |
178 | #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) |
179 | #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) | |
541f29aa | 180 | #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) |
673a394b EA |
181 | #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) |
182 | #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) | |
183 | #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) | |
184 | #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) | |
185 | #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) | |
186 | #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) | |
187 | #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) | |
188 | #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) | |
189 | #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) | |
190 | #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) | |
de151cf6 | 191 | #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) |
673a394b EA |
192 | #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) |
193 | #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) | |
194 | #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) | |
195 | #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) | |
5a125c3c | 196 | #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) |
1da177e4 LT |
197 | |
198 | /* Allow drivers to submit batchbuffers directly to hardware, relying | |
199 | * on the security mechanisms provided by hardware. | |
200 | */ | |
79e53945 | 201 | typedef struct drm_i915_batchbuffer { |
1da177e4 LT |
202 | int start; /* agp offset */ |
203 | int used; /* nr bytes in use */ | |
204 | int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ | |
205 | int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ | |
206 | int num_cliprects; /* mulitpass with multiple cliprects? */ | |
c60ce623 | 207 | struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ |
1da177e4 LT |
208 | } drm_i915_batchbuffer_t; |
209 | ||
210 | /* As above, but pass a pointer to userspace buffer which can be | |
211 | * validated by the kernel prior to sending to hardware. | |
212 | */ | |
213 | typedef struct _drm_i915_cmdbuffer { | |
214 | char __user *buf; /* pointer to userspace command buffer */ | |
215 | int sz; /* nr bytes in buf */ | |
216 | int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ | |
217 | int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ | |
218 | int num_cliprects; /* mulitpass with multiple cliprects? */ | |
c60ce623 | 219 | struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ |
1da177e4 LT |
220 | } drm_i915_cmdbuffer_t; |
221 | ||
222 | /* Userspace can request & wait on irq's: | |
223 | */ | |
224 | typedef struct drm_i915_irq_emit { | |
225 | int __user *irq_seq; | |
226 | } drm_i915_irq_emit_t; | |
227 | ||
228 | typedef struct drm_i915_irq_wait { | |
229 | int irq_seq; | |
230 | } drm_i915_irq_wait_t; | |
231 | ||
232 | /* Ioctl to query kernel params: | |
233 | */ | |
234 | #define I915_PARAM_IRQ_ACTIVE 1 | |
235 | #define I915_PARAM_ALLOW_BATCHBUFFER 2 | |
0d6aa60b | 236 | #define I915_PARAM_LAST_DISPATCH 3 |
ed4c9c4a | 237 | #define I915_PARAM_CHIPSET_ID 4 |
673a394b | 238 | #define I915_PARAM_HAS_GEM 5 |
1da177e4 LT |
239 | |
240 | typedef struct drm_i915_getparam { | |
241 | int param; | |
242 | int __user *value; | |
243 | } drm_i915_getparam_t; | |
244 | ||
245 | /* Ioctl to set kernel params: | |
246 | */ | |
247 | #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 | |
248 | #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 | |
249 | #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 | |
250 | ||
251 | typedef struct drm_i915_setparam { | |
252 | int param; | |
253 | int value; | |
254 | } drm_i915_setparam_t; | |
255 | ||
256 | /* A memory manager for regions of shared memory: | |
257 | */ | |
258 | #define I915_MEM_REGION_AGP 1 | |
259 | ||
260 | typedef struct drm_i915_mem_alloc { | |
261 | int region; | |
262 | int alignment; | |
263 | int size; | |
264 | int __user *region_offset; /* offset from start of fb or agp */ | |
265 | } drm_i915_mem_alloc_t; | |
266 | ||
267 | typedef struct drm_i915_mem_free { | |
268 | int region; | |
269 | int region_offset; | |
270 | } drm_i915_mem_free_t; | |
271 | ||
272 | typedef struct drm_i915_mem_init_heap { | |
273 | int region; | |
274 | int size; | |
275 | int start; | |
276 | } drm_i915_mem_init_heap_t; | |
277 | ||
de227f5f DA |
278 | /* Allow memory manager to be torn down and re-initialized (eg on |
279 | * rotate): | |
280 | */ | |
281 | typedef struct drm_i915_mem_destroy_heap { | |
282 | int region; | |
283 | } drm_i915_mem_destroy_heap_t; | |
284 | ||
702880f2 DA |
285 | /* Allow X server to configure which pipes to monitor for vblank signals |
286 | */ | |
287 | #define DRM_I915_VBLANK_PIPE_A 1 | |
288 | #define DRM_I915_VBLANK_PIPE_B 2 | |
289 | ||
290 | typedef struct drm_i915_vblank_pipe { | |
291 | int pipe; | |
292 | } drm_i915_vblank_pipe_t; | |
293 | ||
a6b54f3f MD |
294 | /* Schedule buffer swap at given vertical blank: |
295 | */ | |
296 | typedef struct drm_i915_vblank_swap { | |
297 | drm_drawable_t drawable; | |
c60ce623 | 298 | enum drm_vblank_seq_type seqtype; |
a6b54f3f MD |
299 | unsigned int sequence; |
300 | } drm_i915_vblank_swap_t; | |
301 | ||
dc7a9319 WZ |
302 | typedef struct drm_i915_hws_addr { |
303 | uint64_t addr; | |
304 | } drm_i915_hws_addr_t; | |
305 | ||
673a394b EA |
306 | struct drm_i915_gem_init { |
307 | /** | |
308 | * Beginning offset in the GTT to be managed by the DRM memory | |
309 | * manager. | |
310 | */ | |
311 | uint64_t gtt_start; | |
312 | /** | |
313 | * Ending offset in the GTT to be managed by the DRM memory | |
314 | * manager. | |
315 | */ | |
316 | uint64_t gtt_end; | |
317 | }; | |
318 | ||
319 | struct drm_i915_gem_create { | |
320 | /** | |
321 | * Requested size for the object. | |
322 | * | |
323 | * The (page-aligned) allocated size for the object will be returned. | |
324 | */ | |
325 | uint64_t size; | |
326 | /** | |
327 | * Returned handle for the object. | |
328 | * | |
329 | * Object handles are nonzero. | |
330 | */ | |
331 | uint32_t handle; | |
332 | uint32_t pad; | |
333 | }; | |
334 | ||
335 | struct drm_i915_gem_pread { | |
336 | /** Handle for the object being read. */ | |
337 | uint32_t handle; | |
338 | uint32_t pad; | |
339 | /** Offset into the object to read from */ | |
340 | uint64_t offset; | |
341 | /** Length of data to read */ | |
342 | uint64_t size; | |
343 | /** | |
344 | * Pointer to write the data into. | |
345 | * | |
346 | * This is a fixed-size type for 32/64 compatibility. | |
347 | */ | |
348 | uint64_t data_ptr; | |
349 | }; | |
350 | ||
351 | struct drm_i915_gem_pwrite { | |
352 | /** Handle for the object being written to. */ | |
353 | uint32_t handle; | |
354 | uint32_t pad; | |
355 | /** Offset into the object to write to */ | |
356 | uint64_t offset; | |
357 | /** Length of data to write */ | |
358 | uint64_t size; | |
359 | /** | |
360 | * Pointer to read the data from. | |
361 | * | |
362 | * This is a fixed-size type for 32/64 compatibility. | |
363 | */ | |
364 | uint64_t data_ptr; | |
365 | }; | |
366 | ||
367 | struct drm_i915_gem_mmap { | |
368 | /** Handle for the object being mapped. */ | |
369 | uint32_t handle; | |
370 | uint32_t pad; | |
371 | /** Offset in the object to map. */ | |
372 | uint64_t offset; | |
373 | /** | |
374 | * Length of data to map. | |
375 | * | |
376 | * The value will be page-aligned. | |
377 | */ | |
378 | uint64_t size; | |
379 | /** | |
380 | * Returned pointer the data was mapped at. | |
381 | * | |
382 | * This is a fixed-size type for 32/64 compatibility. | |
383 | */ | |
384 | uint64_t addr_ptr; | |
385 | }; | |
386 | ||
de151cf6 JB |
387 | struct drm_i915_gem_mmap_gtt { |
388 | /** Handle for the object being mapped. */ | |
389 | uint32_t handle; | |
390 | uint32_t pad; | |
391 | /** | |
392 | * Fake offset to use for subsequent mmap call | |
393 | * | |
394 | * This is a fixed-size type for 32/64 compatibility. | |
395 | */ | |
396 | uint64_t offset; | |
397 | }; | |
398 | ||
673a394b EA |
399 | struct drm_i915_gem_set_domain { |
400 | /** Handle for the object */ | |
401 | uint32_t handle; | |
402 | ||
403 | /** New read domains */ | |
404 | uint32_t read_domains; | |
405 | ||
406 | /** New write domain */ | |
407 | uint32_t write_domain; | |
408 | }; | |
409 | ||
410 | struct drm_i915_gem_sw_finish { | |
411 | /** Handle for the object */ | |
412 | uint32_t handle; | |
413 | }; | |
414 | ||
415 | struct drm_i915_gem_relocation_entry { | |
416 | /** | |
417 | * Handle of the buffer being pointed to by this relocation entry. | |
418 | * | |
419 | * It's appealing to make this be an index into the mm_validate_entry | |
420 | * list to refer to the buffer, but this allows the driver to create | |
421 | * a relocation list for state buffers and not re-write it per | |
422 | * exec using the buffer. | |
423 | */ | |
424 | uint32_t target_handle; | |
425 | ||
426 | /** | |
427 | * Value to be added to the offset of the target buffer to make up | |
428 | * the relocation entry. | |
429 | */ | |
430 | uint32_t delta; | |
431 | ||
432 | /** Offset in the buffer the relocation entry will be written into */ | |
433 | uint64_t offset; | |
434 | ||
435 | /** | |
436 | * Offset value of the target buffer that the relocation entry was last | |
437 | * written as. | |
438 | * | |
439 | * If the buffer has the same offset as last time, we can skip syncing | |
440 | * and writing the relocation. This value is written back out by | |
441 | * the execbuffer ioctl when the relocation is written. | |
442 | */ | |
443 | uint64_t presumed_offset; | |
444 | ||
445 | /** | |
446 | * Target memory domains read by this operation. | |
447 | */ | |
448 | uint32_t read_domains; | |
449 | ||
450 | /** | |
451 | * Target memory domains written by this operation. | |
452 | * | |
453 | * Note that only one domain may be written by the whole | |
454 | * execbuffer operation, so that where there are conflicts, | |
455 | * the application will get -EINVAL back. | |
456 | */ | |
457 | uint32_t write_domain; | |
458 | }; | |
459 | ||
460 | /** @{ | |
461 | * Intel memory domains | |
462 | * | |
463 | * Most of these just align with the various caches in | |
464 | * the system and are used to flush and invalidate as | |
465 | * objects end up cached in different domains. | |
466 | */ | |
467 | /** CPU cache */ | |
468 | #define I915_GEM_DOMAIN_CPU 0x00000001 | |
469 | /** Render cache, used by 2D and 3D drawing */ | |
470 | #define I915_GEM_DOMAIN_RENDER 0x00000002 | |
471 | /** Sampler cache, used by texture engine */ | |
472 | #define I915_GEM_DOMAIN_SAMPLER 0x00000004 | |
473 | /** Command queue, used to load batch buffers */ | |
474 | #define I915_GEM_DOMAIN_COMMAND 0x00000008 | |
475 | /** Instruction cache, used by shader programs */ | |
476 | #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 | |
477 | /** Vertex address cache */ | |
478 | #define I915_GEM_DOMAIN_VERTEX 0x00000020 | |
479 | /** GTT domain - aperture and scanout */ | |
480 | #define I915_GEM_DOMAIN_GTT 0x00000040 | |
481 | /** @} */ | |
482 | ||
483 | struct drm_i915_gem_exec_object { | |
484 | /** | |
485 | * User's handle for a buffer to be bound into the GTT for this | |
486 | * operation. | |
487 | */ | |
488 | uint32_t handle; | |
489 | ||
490 | /** Number of relocations to be performed on this buffer */ | |
491 | uint32_t relocation_count; | |
492 | /** | |
493 | * Pointer to array of struct drm_i915_gem_relocation_entry containing | |
494 | * the relocations to be performed in this buffer. | |
495 | */ | |
496 | uint64_t relocs_ptr; | |
497 | ||
498 | /** Required alignment in graphics aperture */ | |
499 | uint64_t alignment; | |
500 | ||
501 | /** | |
502 | * Returned value of the updated offset of the object, for future | |
503 | * presumed_offset writes. | |
504 | */ | |
505 | uint64_t offset; | |
506 | }; | |
507 | ||
508 | struct drm_i915_gem_execbuffer { | |
509 | /** | |
510 | * List of buffers to be validated with their relocations to be | |
511 | * performend on them. | |
512 | * | |
513 | * This is a pointer to an array of struct drm_i915_gem_validate_entry. | |
514 | * | |
515 | * These buffers must be listed in an order such that all relocations | |
516 | * a buffer is performing refer to buffers that have already appeared | |
517 | * in the validate list. | |
518 | */ | |
519 | uint64_t buffers_ptr; | |
520 | uint32_t buffer_count; | |
521 | ||
522 | /** Offset in the batchbuffer to start execution from. */ | |
523 | uint32_t batch_start_offset; | |
524 | /** Bytes used in batchbuffer from batch_start_offset */ | |
525 | uint32_t batch_len; | |
526 | uint32_t DR1; | |
527 | uint32_t DR4; | |
528 | uint32_t num_cliprects; | |
529 | /** This is a struct drm_clip_rect *cliprects */ | |
530 | uint64_t cliprects_ptr; | |
531 | }; | |
532 | ||
533 | struct drm_i915_gem_pin { | |
534 | /** Handle of the buffer to be pinned. */ | |
535 | uint32_t handle; | |
536 | uint32_t pad; | |
537 | ||
538 | /** alignment required within the aperture */ | |
539 | uint64_t alignment; | |
540 | ||
541 | /** Returned GTT offset of the buffer. */ | |
542 | uint64_t offset; | |
543 | }; | |
544 | ||
545 | struct drm_i915_gem_unpin { | |
546 | /** Handle of the buffer to be unpinned. */ | |
547 | uint32_t handle; | |
548 | uint32_t pad; | |
549 | }; | |
550 | ||
551 | struct drm_i915_gem_busy { | |
552 | /** Handle of the buffer to check for busy */ | |
553 | uint32_t handle; | |
554 | ||
555 | /** Return busy status (1 if busy, 0 if idle) */ | |
556 | uint32_t busy; | |
557 | }; | |
558 | ||
559 | #define I915_TILING_NONE 0 | |
560 | #define I915_TILING_X 1 | |
561 | #define I915_TILING_Y 2 | |
562 | ||
563 | #define I915_BIT_6_SWIZZLE_NONE 0 | |
564 | #define I915_BIT_6_SWIZZLE_9 1 | |
565 | #define I915_BIT_6_SWIZZLE_9_10 2 | |
566 | #define I915_BIT_6_SWIZZLE_9_11 3 | |
567 | #define I915_BIT_6_SWIZZLE_9_10_11 4 | |
568 | /* Not seen by userland */ | |
569 | #define I915_BIT_6_SWIZZLE_UNKNOWN 5 | |
570 | ||
571 | struct drm_i915_gem_set_tiling { | |
572 | /** Handle of the buffer to have its tiling state updated */ | |
573 | uint32_t handle; | |
574 | ||
575 | /** | |
576 | * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, | |
577 | * I915_TILING_Y). | |
578 | * | |
579 | * This value is to be set on request, and will be updated by the | |
580 | * kernel on successful return with the actual chosen tiling layout. | |
581 | * | |
582 | * The tiling mode may be demoted to I915_TILING_NONE when the system | |
583 | * has bit 6 swizzling that can't be managed correctly by GEM. | |
584 | * | |
585 | * Buffer contents become undefined when changing tiling_mode. | |
586 | */ | |
587 | uint32_t tiling_mode; | |
588 | ||
589 | /** | |
590 | * Stride in bytes for the object when in I915_TILING_X or | |
591 | * I915_TILING_Y. | |
592 | */ | |
593 | uint32_t stride; | |
594 | ||
595 | /** | |
596 | * Returned address bit 6 swizzling required for CPU access through | |
597 | * mmap mapping. | |
598 | */ | |
599 | uint32_t swizzle_mode; | |
600 | }; | |
601 | ||
602 | struct drm_i915_gem_get_tiling { | |
603 | /** Handle of the buffer to get tiling state for. */ | |
604 | uint32_t handle; | |
605 | ||
606 | /** | |
607 | * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, | |
608 | * I915_TILING_Y). | |
609 | */ | |
610 | uint32_t tiling_mode; | |
611 | ||
612 | /** | |
613 | * Returned address bit 6 swizzling required for CPU access through | |
614 | * mmap mapping. | |
615 | */ | |
616 | uint32_t swizzle_mode; | |
617 | }; | |
618 | ||
5a125c3c EA |
619 | struct drm_i915_gem_get_aperture { |
620 | /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ | |
621 | uint64_t aper_size; | |
622 | ||
623 | /** | |
624 | * Available space in the aperture used by i915_gem_execbuffer, in | |
625 | * bytes | |
626 | */ | |
627 | uint64_t aper_available_size; | |
628 | }; | |
629 | ||
1da177e4 | 630 | #endif /* _I915_DRM_H_ */ |