1 | /************************************************************************** |
2 | * |
3 | * Copyright © 2009-2022 VMware, Inc., Palo Alto, CA., USA |
4 | * All Rights Reserved. |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the |
8 | * "Software"), to deal in the Software without restriction, including |
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11 | * permit persons to whom the Software is furnished to do so, subject to |
12 | * the following conditions: |
13 | * |
14 | * The above copyright notice and this permission notice (including the |
15 | * next paragraph) shall be included in all copies or substantial portions |
16 | * of the Software. |
17 | * |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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25 | * |
26 | **************************************************************************/ |
27 | |
28 | #ifndef __VMWGFX_DRM_H__ |
29 | #define __VMWGFX_DRM_H__ |
30 | |
31 | #include "drm.h" |
32 | |
33 | #if defined(__cplusplus) |
34 | extern "C" { |
35 | #endif |
36 | |
37 | #define DRM_VMW_MAX_SURFACE_FACES 6 |
38 | #define DRM_VMW_MAX_MIP_LEVELS 24 |
39 | |
40 | |
41 | #define DRM_VMW_GET_PARAM 0 |
42 | #define DRM_VMW_ALLOC_DMABUF 1 |
43 | #define DRM_VMW_ALLOC_BO 1 |
44 | #define DRM_VMW_UNREF_DMABUF 2 |
45 | #define DRM_VMW_HANDLE_CLOSE 2 |
46 | #define DRM_VMW_CURSOR_BYPASS 3 |
47 | /* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/ |
48 | #define DRM_VMW_CONTROL_STREAM 4 |
49 | #define DRM_VMW_CLAIM_STREAM 5 |
50 | #define DRM_VMW_UNREF_STREAM 6 |
51 | /* guarded by DRM_VMW_PARAM_3D == 1 */ |
52 | #define DRM_VMW_CREATE_CONTEXT 7 |
53 | #define DRM_VMW_UNREF_CONTEXT 8 |
54 | #define DRM_VMW_CREATE_SURFACE 9 |
55 | #define DRM_VMW_UNREF_SURFACE 10 |
56 | #define DRM_VMW_REF_SURFACE 11 |
57 | #define DRM_VMW_EXECBUF 12 |
58 | #define DRM_VMW_GET_3D_CAP 13 |
59 | #define DRM_VMW_FENCE_WAIT 14 |
60 | #define DRM_VMW_FENCE_SIGNALED 15 |
61 | #define DRM_VMW_FENCE_UNREF 16 |
62 | #define DRM_VMW_FENCE_EVENT 17 |
63 | #define DRM_VMW_PRESENT 18 |
64 | #define DRM_VMW_PRESENT_READBACK 19 |
65 | #define DRM_VMW_UPDATE_LAYOUT 20 |
66 | #define DRM_VMW_CREATE_SHADER 21 |
67 | #define DRM_VMW_UNREF_SHADER 22 |
68 | #define DRM_VMW_GB_SURFACE_CREATE 23 |
69 | #define DRM_VMW_GB_SURFACE_REF 24 |
70 | #define DRM_VMW_SYNCCPU 25 |
71 | #define DRM_VMW_CREATE_EXTENDED_CONTEXT 26 |
72 | #define DRM_VMW_GB_SURFACE_CREATE_EXT 27 |
73 | #define DRM_VMW_GB_SURFACE_REF_EXT 28 |
74 | #define DRM_VMW_MSG 29 |
75 | #define DRM_VMW_MKSSTAT_RESET 30 |
76 | #define DRM_VMW_MKSSTAT_ADD 31 |
77 | #define DRM_VMW_MKSSTAT_REMOVE 32 |
78 | |
79 | /*************************************************************************/ |
80 | /** |
81 | * DRM_VMW_GET_PARAM - get device information. |
82 | * |
83 | * DRM_VMW_PARAM_FIFO_OFFSET: |
84 | * Offset to use to map the first page of the FIFO read-only. |
85 | * The fifo is mapped using the mmap() system call on the drm device. |
86 | * |
87 | * DRM_VMW_PARAM_OVERLAY_IOCTL: |
88 | * Does the driver support the overlay ioctl. |
89 | * |
90 | * DRM_VMW_PARAM_SM4_1 |
91 | * SM4_1 support is enabled. |
92 | * |
93 | * DRM_VMW_PARAM_SM5 |
94 | * SM5 support is enabled. |
95 | * |
96 | * DRM_VMW_PARAM_GL43 |
97 | * SM5.1+GL4.3 support is enabled. |
98 | * |
99 | * DRM_VMW_PARAM_DEVICE_ID |
100 | * PCI ID of the underlying SVGA device. |
101 | */ |
102 | |
103 | #define DRM_VMW_PARAM_NUM_STREAMS 0 |
104 | #define DRM_VMW_PARAM_NUM_FREE_STREAMS 1 |
105 | #define DRM_VMW_PARAM_3D 2 |
106 | #define DRM_VMW_PARAM_HW_CAPS 3 |
107 | #define DRM_VMW_PARAM_FIFO_CAPS 4 |
108 | #define DRM_VMW_PARAM_MAX_FB_SIZE 5 |
109 | #define DRM_VMW_PARAM_FIFO_HW_VERSION 6 |
110 | #define DRM_VMW_PARAM_MAX_SURF_MEMORY 7 |
111 | #define DRM_VMW_PARAM_3D_CAPS_SIZE 8 |
112 | #define DRM_VMW_PARAM_MAX_MOB_MEMORY 9 |
113 | #define DRM_VMW_PARAM_MAX_MOB_SIZE 10 |
114 | #define DRM_VMW_PARAM_SCREEN_TARGET 11 |
115 | #define DRM_VMW_PARAM_DX 12 |
116 | #define DRM_VMW_PARAM_HW_CAPS2 13 |
117 | #define DRM_VMW_PARAM_SM4_1 14 |
118 | #define DRM_VMW_PARAM_SM5 15 |
119 | #define DRM_VMW_PARAM_GL43 16 |
120 | #define DRM_VMW_PARAM_DEVICE_ID 17 |
121 | |
122 | /** |
123 | * enum drm_vmw_handle_type - handle type for ref ioctls |
124 | * |
125 | */ |
126 | enum drm_vmw_handle_type { |
127 | DRM_VMW_HANDLE_LEGACY = 0, |
128 | DRM_VMW_HANDLE_PRIME = 1 |
129 | }; |
130 | |
131 | /** |
132 | * struct drm_vmw_getparam_arg |
133 | * |
134 | * @value: Returned value. //Out |
135 | * @param: Parameter to query. //In. |
136 | * |
137 | * Argument to the DRM_VMW_GET_PARAM Ioctl. |
138 | */ |
139 | |
140 | struct drm_vmw_getparam_arg { |
141 | __u64 value; |
142 | __u32 param; |
143 | __u32 pad64; |
144 | }; |
145 | |
146 | /*************************************************************************/ |
147 | /** |
148 | * DRM_VMW_CREATE_CONTEXT - Create a host context. |
149 | * |
150 | * Allocates a device unique context id, and queues a create context command |
151 | * for the host. Does not wait for host completion. |
152 | */ |
153 | |
154 | /** |
155 | * struct drm_vmw_context_arg |
156 | * |
157 | * @cid: Device unique context ID. |
158 | * |
159 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
160 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
161 | */ |
162 | |
163 | struct drm_vmw_context_arg { |
164 | __s32 cid; |
165 | __u32 pad64; |
166 | }; |
167 | |
168 | /*************************************************************************/ |
169 | /** |
170 | * DRM_VMW_UNREF_CONTEXT - Create a host context. |
171 | * |
172 | * Frees a global context id, and queues a destroy host command for the host. |
173 | * Does not wait for host completion. The context ID can be used directly |
174 | * in the command stream and shows up as the same context ID on the host. |
175 | */ |
176 | |
177 | /*************************************************************************/ |
178 | /** |
179 | * DRM_VMW_CREATE_SURFACE - Create a host suface. |
180 | * |
181 | * Allocates a device unique surface id, and queues a create surface command |
182 | * for the host. Does not wait for host completion. The surface ID can be |
183 | * used directly in the command stream and shows up as the same surface |
184 | * ID on the host. |
185 | */ |
186 | |
187 | /** |
188 | * struct drm_wmv_surface_create_req |
189 | * |
190 | * @flags: Surface flags as understood by the host. |
191 | * @format: Surface format as understood by the host. |
192 | * @mip_levels: Number of mip levels for each face. |
193 | * An unused face should have 0 encoded. |
194 | * @size_addr: Address of a user-space array of sruct drm_vmw_size |
195 | * cast to an __u64 for 32-64 bit compatibility. |
196 | * The size of the array should equal the total number of mipmap levels. |
197 | * @shareable: Boolean whether other clients (as identified by file descriptors) |
198 | * may reference this surface. |
199 | * @scanout: Boolean whether the surface is intended to be used as a |
200 | * scanout. |
201 | * |
202 | * Input data to the DRM_VMW_CREATE_SURFACE Ioctl. |
203 | * Output data from the DRM_VMW_REF_SURFACE Ioctl. |
204 | */ |
205 | |
206 | struct drm_vmw_surface_create_req { |
207 | __u32 flags; |
208 | __u32 format; |
209 | __u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES]; |
210 | __u64 size_addr; |
211 | __s32 shareable; |
212 | __s32 scanout; |
213 | }; |
214 | |
215 | /** |
216 | * struct drm_wmv_surface_arg |
217 | * |
218 | * @sid: Surface id of created surface or surface to destroy or reference. |
219 | * @handle_type: Handle type for DRM_VMW_REF_SURFACE Ioctl. |
220 | * |
221 | * Output data from the DRM_VMW_CREATE_SURFACE Ioctl. |
222 | * Input argument to the DRM_VMW_UNREF_SURFACE Ioctl. |
223 | * Input argument to the DRM_VMW_REF_SURFACE Ioctl. |
224 | */ |
225 | |
226 | struct drm_vmw_surface_arg { |
227 | __s32 sid; |
228 | enum drm_vmw_handle_type handle_type; |
229 | }; |
230 | |
231 | /** |
232 | * struct drm_vmw_size ioctl. |
233 | * |
234 | * @width - mip level width |
235 | * @height - mip level height |
236 | * @depth - mip level depth |
237 | * |
238 | * Description of a mip level. |
239 | * Input data to the DRM_WMW_CREATE_SURFACE Ioctl. |
240 | */ |
241 | |
242 | struct drm_vmw_size { |
243 | __u32 width; |
244 | __u32 height; |
245 | __u32 depth; |
246 | __u32 pad64; |
247 | }; |
248 | |
249 | /** |
250 | * union drm_vmw_surface_create_arg |
251 | * |
252 | * @rep: Output data as described above. |
253 | * @req: Input data as described above. |
254 | * |
255 | * Argument to the DRM_VMW_CREATE_SURFACE Ioctl. |
256 | */ |
257 | |
258 | union drm_vmw_surface_create_arg { |
259 | struct drm_vmw_surface_arg rep; |
260 | struct drm_vmw_surface_create_req req; |
261 | }; |
262 | |
263 | /*************************************************************************/ |
264 | /** |
265 | * DRM_VMW_REF_SURFACE - Reference a host surface. |
266 | * |
267 | * Puts a reference on a host surface with a give sid, as previously |
268 | * returned by the DRM_VMW_CREATE_SURFACE ioctl. |
269 | * A reference will make sure the surface isn't destroyed while we hold |
270 | * it and will allow the calling client to use the surface ID in the command |
271 | * stream. |
272 | * |
273 | * On successful return, the Ioctl returns the surface information given |
274 | * in the DRM_VMW_CREATE_SURFACE ioctl. |
275 | */ |
276 | |
277 | /** |
278 | * union drm_vmw_surface_reference_arg |
279 | * |
280 | * @rep: Output data as described above. |
281 | * @req: Input data as described above. |
282 | * |
283 | * Argument to the DRM_VMW_REF_SURFACE Ioctl. |
284 | */ |
285 | |
286 | union drm_vmw_surface_reference_arg { |
287 | struct drm_vmw_surface_create_req rep; |
288 | struct drm_vmw_surface_arg req; |
289 | }; |
290 | |
291 | /*************************************************************************/ |
292 | /** |
293 | * DRM_VMW_UNREF_SURFACE - Unreference a host surface. |
294 | * |
295 | * Clear a reference previously put on a host surface. |
296 | * When all references are gone, including the one implicitly placed |
297 | * on creation, |
298 | * a destroy surface command will be queued for the host. |
299 | * Does not wait for completion. |
300 | */ |
301 | |
302 | /*************************************************************************/ |
303 | /** |
304 | * DRM_VMW_EXECBUF |
305 | * |
306 | * Submit a command buffer for execution on the host, and return a |
307 | * fence seqno that when signaled, indicates that the command buffer has |
308 | * executed. |
309 | */ |
310 | |
311 | /** |
312 | * struct drm_vmw_execbuf_arg |
313 | * |
314 | * @commands: User-space address of a command buffer cast to an __u64. |
315 | * @command-size: Size in bytes of the command buffer. |
316 | * @throttle-us: Sleep until software is less than @throttle_us |
317 | * microseconds ahead of hardware. The driver may round this value |
318 | * to the nearest kernel tick. |
319 | * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an |
320 | * __u64. |
321 | * @version: Allows expanding the execbuf ioctl parameters without breaking |
322 | * backwards compatibility, since user-space will always tell the kernel |
323 | * which version it uses. |
324 | * @flags: Execbuf flags. |
325 | * @imported_fence_fd: FD for a fence imported from another device |
326 | * |
327 | * Argument to the DRM_VMW_EXECBUF Ioctl. |
328 | */ |
329 | |
330 | #define DRM_VMW_EXECBUF_VERSION 2 |
331 | |
332 | #define DRM_VMW_EXECBUF_FLAG_IMPORT_FENCE_FD (1 << 0) |
333 | #define DRM_VMW_EXECBUF_FLAG_EXPORT_FENCE_FD (1 << 1) |
334 | |
335 | struct drm_vmw_execbuf_arg { |
336 | __u64 commands; |
337 | __u32 command_size; |
338 | __u32 throttle_us; |
339 | __u64 fence_rep; |
340 | __u32 version; |
341 | __u32 flags; |
342 | __u32 context_handle; |
343 | __s32 imported_fence_fd; |
344 | }; |
345 | |
346 | /** |
347 | * struct drm_vmw_fence_rep |
348 | * |
349 | * @handle: Fence object handle for fence associated with a command submission. |
350 | * @mask: Fence flags relevant for this fence object. |
351 | * @seqno: Fence sequence number in fifo. A fence object with a lower |
352 | * seqno will signal the EXEC flag before a fence object with a higher |
353 | * seqno. This can be used by user-space to avoid kernel calls to determine |
354 | * whether a fence has signaled the EXEC flag. Note that @seqno will |
355 | * wrap at 32-bit. |
356 | * @passed_seqno: The highest seqno number processed by the hardware |
357 | * so far. This can be used to mark user-space fence objects as signaled, and |
358 | * to determine whether a fence seqno might be stale. |
359 | * @fd: FD associated with the fence, -1 if not exported |
360 | * @error: This member should've been set to -EFAULT on submission. |
361 | * The following actions should be take on completion: |
362 | * error == -EFAULT: Fence communication failed. The host is synchronized. |
363 | * Use the last fence id read from the FIFO fence register. |
364 | * error != 0 && error != -EFAULT: |
365 | * Fence submission failed. The host is synchronized. Use the fence_seq member. |
366 | * error == 0: All is OK, The host may not be synchronized. |
367 | * Use the fence_seq member. |
368 | * |
369 | * Input / Output data to the DRM_VMW_EXECBUF Ioctl. |
370 | */ |
371 | |
372 | struct drm_vmw_fence_rep { |
373 | __u32 handle; |
374 | __u32 mask; |
375 | __u32 seqno; |
376 | __u32 passed_seqno; |
377 | __s32 fd; |
378 | __s32 error; |
379 | }; |
380 | |
381 | /*************************************************************************/ |
382 | /** |
383 | * DRM_VMW_ALLOC_BO |
384 | * |
385 | * Allocate a buffer object that is visible also to the host. |
386 | * NOTE: The buffer is |
387 | * identified by a handle and an offset, which are private to the guest, but |
388 | * useable in the command stream. The guest kernel may translate these |
389 | * and patch up the command stream accordingly. In the future, the offset may |
390 | * be zero at all times, or it may disappear from the interface before it is |
391 | * fixed. |
392 | * |
393 | * The buffer object may stay user-space mapped in the guest at all times, |
394 | * and is thus suitable for sub-allocation. |
395 | * |
396 | * Buffer objects are mapped using the mmap() syscall on the drm device. |
397 | */ |
398 | |
399 | /** |
400 | * struct drm_vmw_alloc_bo_req |
401 | * |
402 | * @size: Required minimum size of the buffer. |
403 | * |
404 | * Input data to the DRM_VMW_ALLOC_BO Ioctl. |
405 | */ |
406 | |
407 | struct drm_vmw_alloc_bo_req { |
408 | __u32 size; |
409 | __u32 pad64; |
410 | }; |
411 | #define drm_vmw_alloc_dmabuf_req drm_vmw_alloc_bo_req |
412 | |
413 | /** |
414 | * struct drm_vmw_bo_rep |
415 | * |
416 | * @map_handle: Offset to use in the mmap() call used to map the buffer. |
417 | * @handle: Handle unique to this buffer. Used for unreferencing. |
418 | * @cur_gmr_id: GMR id to use in the command stream when this buffer is |
419 | * referenced. See not above. |
420 | * @cur_gmr_offset: Offset to use in the command stream when this buffer is |
421 | * referenced. See note above. |
422 | * |
423 | * Output data from the DRM_VMW_ALLOC_BO Ioctl. |
424 | */ |
425 | |
426 | struct drm_vmw_bo_rep { |
427 | __u64 map_handle; |
428 | __u32 handle; |
429 | __u32 cur_gmr_id; |
430 | __u32 cur_gmr_offset; |
431 | __u32 pad64; |
432 | }; |
433 | #define drm_vmw_dmabuf_rep drm_vmw_bo_rep |
434 | |
435 | /** |
436 | * union drm_vmw_alloc_bo_arg |
437 | * |
438 | * @req: Input data as described above. |
439 | * @rep: Output data as described above. |
440 | * |
441 | * Argument to the DRM_VMW_ALLOC_BO Ioctl. |
442 | */ |
443 | |
444 | union drm_vmw_alloc_bo_arg { |
445 | struct drm_vmw_alloc_bo_req req; |
446 | struct drm_vmw_bo_rep rep; |
447 | }; |
448 | #define drm_vmw_alloc_dmabuf_arg drm_vmw_alloc_bo_arg |
449 | |
450 | /*************************************************************************/ |
451 | /** |
452 | * DRM_VMW_CONTROL_STREAM - Control overlays, aka streams. |
453 | * |
454 | * This IOCTL controls the overlay units of the svga device. |
455 | * The SVGA overlay units does not work like regular hardware units in |
456 | * that they do not automaticaly read back the contents of the given dma |
457 | * buffer. But instead only read back for each call to this ioctl, and |
458 | * at any point between this call being made and a following call that |
459 | * either changes the buffer or disables the stream. |
460 | */ |
461 | |
462 | /** |
463 | * struct drm_vmw_rect |
464 | * |
465 | * Defines a rectangle. Used in the overlay ioctl to define |
466 | * source and destination rectangle. |
467 | */ |
468 | |
469 | struct drm_vmw_rect { |
470 | __s32 x; |
471 | __s32 y; |
472 | __u32 w; |
473 | __u32 h; |
474 | }; |
475 | |
476 | /** |
477 | * struct drm_vmw_control_stream_arg |
478 | * |
479 | * @stream_id: Stearm to control |
480 | * @enabled: If false all following arguments are ignored. |
481 | * @handle: Handle to buffer for getting data from. |
482 | * @format: Format of the overlay as understood by the host. |
483 | * @width: Width of the overlay. |
484 | * @height: Height of the overlay. |
485 | * @size: Size of the overlay in bytes. |
486 | * @pitch: Array of pitches, the two last are only used for YUV12 formats. |
487 | * @offset: Offset from start of dma buffer to overlay. |
488 | * @src: Source rect, must be within the defined area above. |
489 | * @dst: Destination rect, x and y may be negative. |
490 | * |
491 | * Argument to the DRM_VMW_CONTROL_STREAM Ioctl. |
492 | */ |
493 | |
494 | struct drm_vmw_control_stream_arg { |
495 | __u32 stream_id; |
496 | __u32 enabled; |
497 | |
498 | __u32 flags; |
499 | __u32 color_key; |
500 | |
501 | __u32 handle; |
502 | __u32 offset; |
503 | __s32 format; |
504 | __u32 size; |
505 | __u32 width; |
506 | __u32 height; |
507 | __u32 pitch[3]; |
508 | |
509 | __u32 pad64; |
510 | struct drm_vmw_rect src; |
511 | struct drm_vmw_rect dst; |
512 | }; |
513 | |
514 | /*************************************************************************/ |
515 | /** |
516 | * DRM_VMW_CURSOR_BYPASS - Give extra information about cursor bypass. |
517 | * |
518 | */ |
519 | |
520 | #define DRM_VMW_CURSOR_BYPASS_ALL (1 << 0) |
521 | #define DRM_VMW_CURSOR_BYPASS_FLAGS (1) |
522 | |
523 | /** |
524 | * struct drm_vmw_cursor_bypass_arg |
525 | * |
526 | * @flags: Flags. |
527 | * @crtc_id: Crtc id, only used if DMR_CURSOR_BYPASS_ALL isn't passed. |
528 | * @xpos: X position of cursor. |
529 | * @ypos: Y position of cursor. |
530 | * @xhot: X hotspot. |
531 | * @yhot: Y hotspot. |
532 | * |
533 | * Argument to the DRM_VMW_CURSOR_BYPASS Ioctl. |
534 | */ |
535 | |
536 | struct drm_vmw_cursor_bypass_arg { |
537 | __u32 flags; |
538 | __u32 crtc_id; |
539 | __s32 xpos; |
540 | __s32 ypos; |
541 | __s32 xhot; |
542 | __s32 yhot; |
543 | }; |
544 | |
545 | /*************************************************************************/ |
546 | /** |
547 | * DRM_VMW_CLAIM_STREAM - Claim a single stream. |
548 | */ |
549 | |
550 | /** |
551 | * struct drm_vmw_context_arg |
552 | * |
553 | * @stream_id: Device unique context ID. |
554 | * |
555 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
556 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
557 | */ |
558 | |
559 | struct drm_vmw_stream_arg { |
560 | __u32 stream_id; |
561 | __u32 pad64; |
562 | }; |
563 | |
564 | /*************************************************************************/ |
565 | /** |
566 | * DRM_VMW_UNREF_STREAM - Unclaim a stream. |
567 | * |
568 | * Return a single stream that was claimed by this process. Also makes |
569 | * sure that the stream has been stopped. |
570 | */ |
571 | |
572 | /*************************************************************************/ |
573 | /** |
574 | * DRM_VMW_GET_3D_CAP |
575 | * |
576 | * Read 3D capabilities from the FIFO |
577 | * |
578 | */ |
579 | |
580 | /** |
581 | * struct drm_vmw_get_3d_cap_arg |
582 | * |
583 | * @buffer: Pointer to a buffer for capability data, cast to an __u64 |
584 | * @size: Max size to copy |
585 | * |
586 | * Input argument to the DRM_VMW_GET_3D_CAP_IOCTL |
587 | * ioctls. |
588 | */ |
589 | |
590 | struct drm_vmw_get_3d_cap_arg { |
591 | __u64 buffer; |
592 | __u32 max_size; |
593 | __u32 pad64; |
594 | }; |
595 | |
596 | /*************************************************************************/ |
597 | /** |
598 | * DRM_VMW_FENCE_WAIT |
599 | * |
600 | * Waits for a fence object to signal. The wait is interruptible, so that |
601 | * signals may be delivered during the interrupt. The wait may timeout, |
602 | * in which case the calls returns -EBUSY. If the wait is restarted, |
603 | * that is restarting without resetting @cookie_valid to zero, |
604 | * the timeout is computed from the first call. |
605 | * |
606 | * The flags argument to the DRM_VMW_FENCE_WAIT ioctl indicates what to wait |
607 | * on: |
608 | * DRM_VMW_FENCE_FLAG_EXEC: All commands ahead of the fence in the command |
609 | * stream |
610 | * have executed. |
611 | * DRM_VMW_FENCE_FLAG_QUERY: All query results resulting from query finish |
612 | * commands |
613 | * in the buffer given to the EXECBUF ioctl returning the fence object handle |
614 | * are available to user-space. |
615 | * |
616 | * DRM_VMW_WAIT_OPTION_UNREF: If this wait option is given, and the |
617 | * fenc wait ioctl returns 0, the fence object has been unreferenced after |
618 | * the wait. |
619 | */ |
620 | |
621 | #define DRM_VMW_FENCE_FLAG_EXEC (1 << 0) |
622 | #define DRM_VMW_FENCE_FLAG_QUERY (1 << 1) |
623 | |
624 | #define DRM_VMW_WAIT_OPTION_UNREF (1 << 0) |
625 | |
626 | /** |
627 | * struct drm_vmw_fence_wait_arg |
628 | * |
629 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
630 | * @cookie_valid: Must be reset to 0 on first call. Left alone on restart. |
631 | * @kernel_cookie: Set to 0 on first call. Left alone on restart. |
632 | * @timeout_us: Wait timeout in microseconds. 0 for indefinite timeout. |
633 | * @lazy: Set to 1 if timing is not critical. Allow more than a kernel tick |
634 | * before returning. |
635 | * @flags: Fence flags to wait on. |
636 | * @wait_options: Options that control the behaviour of the wait ioctl. |
637 | * |
638 | * Input argument to the DRM_VMW_FENCE_WAIT ioctl. |
639 | */ |
640 | |
641 | struct drm_vmw_fence_wait_arg { |
642 | __u32 handle; |
643 | __s32 cookie_valid; |
644 | __u64 kernel_cookie; |
645 | __u64 timeout_us; |
646 | __s32 lazy; |
647 | __s32 flags; |
648 | __s32 wait_options; |
649 | __s32 pad64; |
650 | }; |
651 | |
652 | /*************************************************************************/ |
653 | /** |
654 | * DRM_VMW_FENCE_SIGNALED |
655 | * |
656 | * Checks if a fence object is signaled.. |
657 | */ |
658 | |
659 | /** |
660 | * struct drm_vmw_fence_signaled_arg |
661 | * |
662 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
663 | * @flags: Fence object flags input to DRM_VMW_FENCE_SIGNALED ioctl |
664 | * @signaled: Out: Flags signaled. |
665 | * @sequence: Out: Highest sequence passed so far. Can be used to signal the |
666 | * EXEC flag of user-space fence objects. |
667 | * |
668 | * Input/Output argument to the DRM_VMW_FENCE_SIGNALED and DRM_VMW_FENCE_UNREF |
669 | * ioctls. |
670 | */ |
671 | |
672 | struct drm_vmw_fence_signaled_arg { |
673 | __u32 handle; |
674 | __u32 flags; |
675 | __s32 signaled; |
676 | __u32 passed_seqno; |
677 | __u32 signaled_flags; |
678 | __u32 pad64; |
679 | }; |
680 | |
681 | /*************************************************************************/ |
682 | /** |
683 | * DRM_VMW_FENCE_UNREF |
684 | * |
685 | * Unreferences a fence object, and causes it to be destroyed if there are no |
686 | * other references to it. |
687 | * |
688 | */ |
689 | |
690 | /** |
691 | * struct drm_vmw_fence_arg |
692 | * |
693 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
694 | * |
695 | * Input/Output argument to the DRM_VMW_FENCE_UNREF ioctl.. |
696 | */ |
697 | |
698 | struct drm_vmw_fence_arg { |
699 | __u32 handle; |
700 | __u32 pad64; |
701 | }; |
702 | |
703 | |
704 | /*************************************************************************/ |
705 | /** |
706 | * DRM_VMW_FENCE_EVENT |
707 | * |
708 | * Queues an event on a fence to be delivered on the drm character device |
709 | * when the fence has signaled the DRM_VMW_FENCE_FLAG_EXEC flag. |
710 | * Optionally the approximate time when the fence signaled is |
711 | * given by the event. |
712 | */ |
713 | |
714 | /* |
715 | * The event type |
716 | */ |
717 | #define DRM_VMW_EVENT_FENCE_SIGNALED 0x80000000 |
718 | |
719 | struct drm_vmw_event_fence { |
720 | struct drm_event base; |
721 | __u64 user_data; |
722 | __u32 tv_sec; |
723 | __u32 tv_usec; |
724 | }; |
725 | |
726 | /* |
727 | * Flags that may be given to the command. |
728 | */ |
729 | /* Request fence signaled time on the event. */ |
730 | #define DRM_VMW_FE_FLAG_REQ_TIME (1 << 0) |
731 | |
732 | /** |
733 | * struct drm_vmw_fence_event_arg |
734 | * |
735 | * @fence_rep: Pointer to fence_rep structure cast to __u64 or 0 if |
736 | * the fence is not supposed to be referenced by user-space. |
737 | * @user_info: Info to be delivered with the event. |
738 | * @handle: Attach the event to this fence only. |
739 | * @flags: A set of flags as defined above. |
740 | */ |
741 | struct drm_vmw_fence_event_arg { |
742 | __u64 fence_rep; |
743 | __u64 user_data; |
744 | __u32 handle; |
745 | __u32 flags; |
746 | }; |
747 | |
748 | |
749 | /*************************************************************************/ |
750 | /** |
751 | * DRM_VMW_PRESENT |
752 | * |
753 | * Executes an SVGA present on a given fb for a given surface. The surface |
754 | * is placed on the framebuffer. Cliprects are given relative to the given |
755 | * point (the point disignated by dest_{x|y}). |
756 | * |
757 | */ |
758 | |
759 | /** |
760 | * struct drm_vmw_present_arg |
761 | * @fb_id: framebuffer id to present / read back from. |
762 | * @sid: Surface id to present from. |
763 | * @dest_x: X placement coordinate for surface. |
764 | * @dest_y: Y placement coordinate for surface. |
765 | * @clips_ptr: Pointer to an array of clip rects cast to an __u64. |
766 | * @num_clips: Number of cliprects given relative to the framebuffer origin, |
767 | * in the same coordinate space as the frame buffer. |
768 | * @pad64: Unused 64-bit padding. |
769 | * |
770 | * Input argument to the DRM_VMW_PRESENT ioctl. |
771 | */ |
772 | |
773 | struct drm_vmw_present_arg { |
774 | __u32 fb_id; |
775 | __u32 sid; |
776 | __s32 dest_x; |
777 | __s32 dest_y; |
778 | __u64 clips_ptr; |
779 | __u32 num_clips; |
780 | __u32 pad64; |
781 | }; |
782 | |
783 | |
784 | /*************************************************************************/ |
785 | /** |
786 | * DRM_VMW_PRESENT_READBACK |
787 | * |
788 | * Executes an SVGA present readback from a given fb to the dma buffer |
789 | * currently bound as the fb. If there is no dma buffer bound to the fb, |
790 | * an error will be returned. |
791 | * |
792 | */ |
793 | |
794 | /** |
795 | * struct drm_vmw_present_arg |
796 | * @fb_id: fb_id to present / read back from. |
797 | * @num_clips: Number of cliprects. |
798 | * @clips_ptr: Pointer to an array of clip rects cast to an __u64. |
799 | * @fence_rep: Pointer to a struct drm_vmw_fence_rep, cast to an __u64. |
800 | * If this member is NULL, then the ioctl should not return a fence. |
801 | */ |
802 | |
803 | struct drm_vmw_present_readback_arg { |
804 | __u32 fb_id; |
805 | __u32 num_clips; |
806 | __u64 clips_ptr; |
807 | __u64 fence_rep; |
808 | }; |
809 | |
810 | /*************************************************************************/ |
811 | /** |
812 | * DRM_VMW_UPDATE_LAYOUT - Update layout |
813 | * |
814 | * Updates the preferred modes and connection status for connectors. The |
815 | * command consists of one drm_vmw_update_layout_arg pointing to an array |
816 | * of num_outputs drm_vmw_rect's. |
817 | */ |
818 | |
819 | /** |
820 | * struct drm_vmw_update_layout_arg |
821 | * |
822 | * @num_outputs: number of active connectors |
823 | * @rects: pointer to array of drm_vmw_rect cast to an __u64 |
824 | * |
825 | * Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl. |
826 | */ |
827 | struct drm_vmw_update_layout_arg { |
828 | __u32 num_outputs; |
829 | __u32 pad64; |
830 | __u64 rects; |
831 | }; |
832 | |
833 | |
834 | /*************************************************************************/ |
835 | /** |
836 | * DRM_VMW_CREATE_SHADER - Create shader |
837 | * |
838 | * Creates a shader and optionally binds it to a dma buffer containing |
839 | * the shader byte-code. |
840 | */ |
841 | |
842 | /** |
843 | * enum drm_vmw_shader_type - Shader types |
844 | */ |
845 | enum drm_vmw_shader_type { |
846 | drm_vmw_shader_type_vs = 0, |
847 | drm_vmw_shader_type_ps, |
848 | }; |
849 | |
850 | |
851 | /** |
852 | * struct drm_vmw_shader_create_arg |
853 | * |
854 | * @shader_type: Shader type of the shader to create. |
855 | * @size: Size of the byte-code in bytes. |
856 | * where the shader byte-code starts |
857 | * @buffer_handle: Buffer handle identifying the buffer containing the |
858 | * shader byte-code |
859 | * @shader_handle: On successful completion contains a handle that |
860 | * can be used to subsequently identify the shader. |
861 | * @offset: Offset in bytes into the buffer given by @buffer_handle, |
862 | * |
863 | * Input / Output argument to the DRM_VMW_CREATE_SHADER Ioctl. |
864 | */ |
865 | struct drm_vmw_shader_create_arg { |
866 | enum drm_vmw_shader_type shader_type; |
867 | __u32 size; |
868 | __u32 buffer_handle; |
869 | __u32 shader_handle; |
870 | __u64 offset; |
871 | }; |
872 | |
873 | /*************************************************************************/ |
874 | /** |
875 | * DRM_VMW_UNREF_SHADER - Unreferences a shader |
876 | * |
877 | * Destroys a user-space reference to a shader, optionally destroying |
878 | * it. |
879 | */ |
880 | |
881 | /** |
882 | * struct drm_vmw_shader_arg |
883 | * |
884 | * @handle: Handle identifying the shader to destroy. |
885 | * |
886 | * Input argument to the DRM_VMW_UNREF_SHADER ioctl. |
887 | */ |
888 | struct drm_vmw_shader_arg { |
889 | __u32 handle; |
890 | __u32 pad64; |
891 | }; |
892 | |
893 | /*************************************************************************/ |
894 | /** |
895 | * DRM_VMW_GB_SURFACE_CREATE - Create a host guest-backed surface. |
896 | * |
897 | * Allocates a surface handle and queues a create surface command |
898 | * for the host on the first use of the surface. The surface ID can |
899 | * be used as the surface ID in commands referencing the surface. |
900 | */ |
901 | |
902 | /** |
903 | * enum drm_vmw_surface_flags |
904 | * |
905 | * @drm_vmw_surface_flag_shareable: Whether the surface is shareable |
906 | * @drm_vmw_surface_flag_scanout: Whether the surface is a scanout |
907 | * surface. |
908 | * @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is |
909 | * given. |
910 | * @drm_vmw_surface_flag_coherent: Back surface with coherent memory. |
911 | */ |
912 | enum drm_vmw_surface_flags { |
913 | drm_vmw_surface_flag_shareable = (1 << 0), |
914 | drm_vmw_surface_flag_scanout = (1 << 1), |
915 | drm_vmw_surface_flag_create_buffer = (1 << 2), |
916 | drm_vmw_surface_flag_coherent = (1 << 3), |
917 | }; |
918 | |
919 | /** |
920 | * struct drm_vmw_gb_surface_create_req |
921 | * |
922 | * @svga3d_flags: SVGA3d surface flags for the device. |
923 | * @format: SVGA3d format. |
924 | * @mip_level: Number of mip levels for all faces. |
925 | * @drm_surface_flags Flags as described above. |
926 | * @multisample_count Future use. Set to 0. |
927 | * @autogen_filter Future use. Set to 0. |
928 | * @buffer_handle Buffer handle of backup buffer. SVGA3D_INVALID_ID |
929 | * if none. |
930 | * @base_size Size of the base mip level for all faces. |
931 | * @array_size Must be zero for non-DX hardware, and if non-zero |
932 | * svga3d_flags must have proper bind flags setup. |
933 | * |
934 | * Input argument to the DRM_VMW_GB_SURFACE_CREATE Ioctl. |
935 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF Ioctl. |
936 | */ |
937 | struct drm_vmw_gb_surface_create_req { |
938 | __u32 svga3d_flags; |
939 | __u32 format; |
940 | __u32 mip_levels; |
941 | enum drm_vmw_surface_flags drm_surface_flags; |
942 | __u32 multisample_count; |
943 | __u32 autogen_filter; |
944 | __u32 buffer_handle; |
945 | __u32 array_size; |
946 | struct drm_vmw_size base_size; |
947 | }; |
948 | |
949 | /** |
950 | * struct drm_vmw_gb_surface_create_rep |
951 | * |
952 | * @handle: Surface handle. |
953 | * @backup_size: Size of backup buffers for this surface. |
954 | * @buffer_handle: Handle of backup buffer. SVGA3D_INVALID_ID if none. |
955 | * @buffer_size: Actual size of the buffer identified by |
956 | * @buffer_handle |
957 | * @buffer_map_handle: Offset into device address space for the buffer |
958 | * identified by @buffer_handle. |
959 | * |
960 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF ioctl. |
961 | * Output argument for the DRM_VMW_GB_SURFACE_CREATE ioctl. |
962 | */ |
963 | struct drm_vmw_gb_surface_create_rep { |
964 | __u32 handle; |
965 | __u32 backup_size; |
966 | __u32 buffer_handle; |
967 | __u32 buffer_size; |
968 | __u64 buffer_map_handle; |
969 | }; |
970 | |
971 | /** |
972 | * union drm_vmw_gb_surface_create_arg |
973 | * |
974 | * @req: Input argument as described above. |
975 | * @rep: Output argument as described above. |
976 | * |
977 | * Argument to the DRM_VMW_GB_SURFACE_CREATE ioctl. |
978 | */ |
979 | union drm_vmw_gb_surface_create_arg { |
980 | struct drm_vmw_gb_surface_create_rep rep; |
981 | struct drm_vmw_gb_surface_create_req req; |
982 | }; |
983 | |
984 | /*************************************************************************/ |
985 | /** |
986 | * DRM_VMW_GB_SURFACE_REF - Reference a host surface. |
987 | * |
988 | * Puts a reference on a host surface with a given handle, as previously |
989 | * returned by the DRM_VMW_GB_SURFACE_CREATE ioctl. |
990 | * A reference will make sure the surface isn't destroyed while we hold |
991 | * it and will allow the calling client to use the surface handle in |
992 | * the command stream. |
993 | * |
994 | * On successful return, the Ioctl returns the surface information given |
995 | * to and returned from the DRM_VMW_GB_SURFACE_CREATE ioctl. |
996 | */ |
997 | |
998 | /** |
999 | * struct drm_vmw_gb_surface_reference_arg |
1000 | * |
1001 | * @creq: The data used as input when the surface was created, as described |
1002 | * above at "struct drm_vmw_gb_surface_create_req" |
1003 | * @crep: Additional data output when the surface was created, as described |
1004 | * above at "struct drm_vmw_gb_surface_create_rep" |
1005 | * |
1006 | * Output Argument to the DRM_VMW_GB_SURFACE_REF ioctl. |
1007 | */ |
1008 | struct drm_vmw_gb_surface_ref_rep { |
1009 | struct drm_vmw_gb_surface_create_req creq; |
1010 | struct drm_vmw_gb_surface_create_rep crep; |
1011 | }; |
1012 | |
1013 | /** |
1014 | * union drm_vmw_gb_surface_reference_arg |
1015 | * |
1016 | * @req: Input data as described above at "struct drm_vmw_surface_arg" |
1017 | * @rep: Output data as described above at "struct drm_vmw_gb_surface_ref_rep" |
1018 | * |
1019 | * Argument to the DRM_VMW_GB_SURFACE_REF Ioctl. |
1020 | */ |
1021 | union drm_vmw_gb_surface_reference_arg { |
1022 | struct drm_vmw_gb_surface_ref_rep rep; |
1023 | struct drm_vmw_surface_arg req; |
1024 | }; |
1025 | |
1026 | |
1027 | /*************************************************************************/ |
1028 | /** |
1029 | * DRM_VMW_SYNCCPU - Sync a DMA buffer / MOB for CPU access. |
1030 | * |
1031 | * Idles any previously submitted GPU operations on the buffer and |
1032 | * by default blocks command submissions that reference the buffer. |
1033 | * If the file descriptor used to grab a blocking CPU sync is closed, the |
1034 | * cpu sync is released. |
1035 | * The flags argument indicates how the grab / release operation should be |
1036 | * performed: |
1037 | */ |
1038 | |
1039 | /** |
1040 | * enum drm_vmw_synccpu_flags - Synccpu flags: |
1041 | * |
1042 | * @drm_vmw_synccpu_read: Sync for read. If sync is done for read only, it's a |
1043 | * hint to the kernel to allow command submissions that references the buffer |
1044 | * for read-only. |
1045 | * @drm_vmw_synccpu_write: Sync for write. Block all command submissions |
1046 | * referencing this buffer. |
1047 | * @drm_vmw_synccpu_dontblock: Dont wait for GPU idle, but rather return |
1048 | * -EBUSY should the buffer be busy. |
1049 | * @drm_vmw_synccpu_allow_cs: Allow command submission that touches the buffer |
1050 | * while the buffer is synced for CPU. This is similar to the GEM bo idle |
1051 | * behavior. |
1052 | */ |
1053 | enum drm_vmw_synccpu_flags { |
1054 | drm_vmw_synccpu_read = (1 << 0), |
1055 | drm_vmw_synccpu_write = (1 << 1), |
1056 | drm_vmw_synccpu_dontblock = (1 << 2), |
1057 | drm_vmw_synccpu_allow_cs = (1 << 3) |
1058 | }; |
1059 | |
1060 | /** |
1061 | * enum drm_vmw_synccpu_op - Synccpu operations: |
1062 | * |
1063 | * @drm_vmw_synccpu_grab: Grab the buffer for CPU operations |
1064 | * @drm_vmw_synccpu_release: Release a previous grab. |
1065 | */ |
1066 | enum drm_vmw_synccpu_op { |
1067 | drm_vmw_synccpu_grab, |
1068 | drm_vmw_synccpu_release |
1069 | }; |
1070 | |
1071 | /** |
1072 | * struct drm_vmw_synccpu_arg |
1073 | * |
1074 | * @op: The synccpu operation as described above. |
1075 | * @handle: Handle identifying the buffer object. |
1076 | * @flags: Flags as described above. |
1077 | */ |
1078 | struct drm_vmw_synccpu_arg { |
1079 | enum drm_vmw_synccpu_op op; |
1080 | enum drm_vmw_synccpu_flags flags; |
1081 | __u32 handle; |
1082 | __u32 pad64; |
1083 | }; |
1084 | |
1085 | /*************************************************************************/ |
1086 | /** |
1087 | * DRM_VMW_CREATE_EXTENDED_CONTEXT - Create a host context. |
1088 | * |
1089 | * Allocates a device unique context id, and queues a create context command |
1090 | * for the host. Does not wait for host completion. |
1091 | */ |
1092 | enum drm_vmw_extended_context { |
1093 | drm_vmw_context_legacy, |
1094 | drm_vmw_context_dx |
1095 | }; |
1096 | |
1097 | /** |
1098 | * union drm_vmw_extended_context_arg |
1099 | * |
1100 | * @req: Context type. |
1101 | * @rep: Context identifier. |
1102 | * |
1103 | * Argument to the DRM_VMW_CREATE_EXTENDED_CONTEXT Ioctl. |
1104 | */ |
1105 | union drm_vmw_extended_context_arg { |
1106 | enum drm_vmw_extended_context req; |
1107 | struct drm_vmw_context_arg rep; |
1108 | }; |
1109 | |
1110 | /*************************************************************************/ |
1111 | /* |
1112 | * DRM_VMW_HANDLE_CLOSE - Close a user-space handle and release its |
1113 | * underlying resource. |
1114 | * |
1115 | * Note that this ioctl is overlaid on the deprecated DRM_VMW_UNREF_DMABUF |
1116 | * Ioctl. |
1117 | */ |
1118 | |
1119 | /** |
1120 | * struct drm_vmw_handle_close_arg |
1121 | * |
1122 | * @handle: Handle to close. |
1123 | * |
1124 | * Argument to the DRM_VMW_HANDLE_CLOSE Ioctl. |
1125 | */ |
1126 | struct drm_vmw_handle_close_arg { |
1127 | __u32 handle; |
1128 | __u32 pad64; |
1129 | }; |
1130 | #define drm_vmw_unref_dmabuf_arg drm_vmw_handle_close_arg |
1131 | |
1132 | /*************************************************************************/ |
1133 | /** |
1134 | * DRM_VMW_GB_SURFACE_CREATE_EXT - Create a host guest-backed surface. |
1135 | * |
1136 | * Allocates a surface handle and queues a create surface command |
1137 | * for the host on the first use of the surface. The surface ID can |
1138 | * be used as the surface ID in commands referencing the surface. |
1139 | * |
1140 | * This new command extends DRM_VMW_GB_SURFACE_CREATE by adding version |
1141 | * parameter and 64 bit svga flag. |
1142 | */ |
1143 | |
1144 | /** |
1145 | * enum drm_vmw_surface_version |
1146 | * |
1147 | * @drm_vmw_surface_gb_v1: Corresponds to current gb surface format with |
1148 | * svga3d surface flags split into 2, upper half and lower half. |
1149 | */ |
1150 | enum drm_vmw_surface_version { |
1151 | drm_vmw_gb_surface_v1, |
1152 | }; |
1153 | |
1154 | /** |
1155 | * struct drm_vmw_gb_surface_create_ext_req |
1156 | * |
1157 | * @base: Surface create parameters. |
1158 | * @version: Version of surface create ioctl. |
1159 | * @svga3d_flags_upper_32_bits: Upper 32 bits of svga3d flags. |
1160 | * @multisample_pattern: Multisampling pattern when msaa is supported. |
1161 | * @quality_level: Precision settings for each sample. |
1162 | * @buffer_byte_stride: Buffer byte stride. |
1163 | * @must_be_zero: Reserved for future usage. |
1164 | * |
1165 | * Input argument to the DRM_VMW_GB_SURFACE_CREATE_EXT Ioctl. |
1166 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF_EXT Ioctl. |
1167 | */ |
1168 | struct drm_vmw_gb_surface_create_ext_req { |
1169 | struct drm_vmw_gb_surface_create_req base; |
1170 | enum drm_vmw_surface_version version; |
1171 | __u32 svga3d_flags_upper_32_bits; |
1172 | __u32 multisample_pattern; |
1173 | __u32 quality_level; |
1174 | __u32 buffer_byte_stride; |
1175 | __u32 must_be_zero; |
1176 | }; |
1177 | |
1178 | /** |
1179 | * union drm_vmw_gb_surface_create_ext_arg |
1180 | * |
1181 | * @req: Input argument as described above. |
1182 | * @rep: Output argument as described above. |
1183 | * |
1184 | * Argument to the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl. |
1185 | */ |
1186 | union drm_vmw_gb_surface_create_ext_arg { |
1187 | struct drm_vmw_gb_surface_create_rep rep; |
1188 | struct drm_vmw_gb_surface_create_ext_req req; |
1189 | }; |
1190 | |
1191 | /*************************************************************************/ |
1192 | /** |
1193 | * DRM_VMW_GB_SURFACE_REF_EXT - Reference a host surface. |
1194 | * |
1195 | * Puts a reference on a host surface with a given handle, as previously |
1196 | * returned by the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl. |
1197 | * A reference will make sure the surface isn't destroyed while we hold |
1198 | * it and will allow the calling client to use the surface handle in |
1199 | * the command stream. |
1200 | * |
1201 | * On successful return, the Ioctl returns the surface information given |
1202 | * to and returned from the DRM_VMW_GB_SURFACE_CREATE_EXT ioctl. |
1203 | */ |
1204 | |
1205 | /** |
1206 | * struct drm_vmw_gb_surface_ref_ext_rep |
1207 | * |
1208 | * @creq: The data used as input when the surface was created, as described |
1209 | * above at "struct drm_vmw_gb_surface_create_ext_req" |
1210 | * @crep: Additional data output when the surface was created, as described |
1211 | * above at "struct drm_vmw_gb_surface_create_rep" |
1212 | * |
1213 | * Output Argument to the DRM_VMW_GB_SURFACE_REF_EXT ioctl. |
1214 | */ |
1215 | struct drm_vmw_gb_surface_ref_ext_rep { |
1216 | struct drm_vmw_gb_surface_create_ext_req creq; |
1217 | struct drm_vmw_gb_surface_create_rep crep; |
1218 | }; |
1219 | |
1220 | /** |
1221 | * union drm_vmw_gb_surface_reference_ext_arg |
1222 | * |
1223 | * @req: Input data as described above at "struct drm_vmw_surface_arg" |
1224 | * @rep: Output data as described above at |
1225 | * "struct drm_vmw_gb_surface_ref_ext_rep" |
1226 | * |
1227 | * Argument to the DRM_VMW_GB_SURFACE_REF Ioctl. |
1228 | */ |
1229 | union drm_vmw_gb_surface_reference_ext_arg { |
1230 | struct drm_vmw_gb_surface_ref_ext_rep rep; |
1231 | struct drm_vmw_surface_arg req; |
1232 | }; |
1233 | |
1234 | /** |
1235 | * struct drm_vmw_msg_arg |
1236 | * |
1237 | * @send: Pointer to user-space msg string (null terminated). |
1238 | * @receive: Pointer to user-space receive buffer. |
1239 | * @send_only: Boolean whether this is only sending or receiving too. |
1240 | * |
1241 | * Argument to the DRM_VMW_MSG ioctl. |
1242 | */ |
1243 | struct drm_vmw_msg_arg { |
1244 | __u64 send; |
1245 | __u64 receive; |
1246 | __s32 send_only; |
1247 | __u32 receive_len; |
1248 | }; |
1249 | |
1250 | /** |
1251 | * struct drm_vmw_mksstat_add_arg |
1252 | * |
1253 | * @stat: Pointer to user-space stat-counters array, page-aligned. |
1254 | * @info: Pointer to user-space counter-infos array, page-aligned. |
1255 | * @strs: Pointer to user-space stat strings, page-aligned. |
1256 | * @stat_len: Length in bytes of stat-counters array. |
1257 | * @info_len: Length in bytes of counter-infos array. |
1258 | * @strs_len: Length in bytes of the stat strings, terminators included. |
1259 | * @description: Pointer to instance descriptor string; will be truncated |
1260 | * to MKS_GUEST_STAT_INSTANCE_DESC_LENGTH chars. |
1261 | * @id: Output identifier of the produced record; -1 if error. |
1262 | * |
1263 | * Argument to the DRM_VMW_MKSSTAT_ADD ioctl. |
1264 | */ |
1265 | struct drm_vmw_mksstat_add_arg { |
1266 | __u64 stat; |
1267 | __u64 info; |
1268 | __u64 strs; |
1269 | __u64 stat_len; |
1270 | __u64 info_len; |
1271 | __u64 strs_len; |
1272 | __u64 description; |
1273 | __u64 id; |
1274 | }; |
1275 | |
1276 | /** |
1277 | * struct drm_vmw_mksstat_remove_arg |
1278 | * |
1279 | * @id: Identifier of the record being disposed, originally obtained through |
1280 | * DRM_VMW_MKSSTAT_ADD ioctl. |
1281 | * |
1282 | * Argument to the DRM_VMW_MKSSTAT_REMOVE ioctl. |
1283 | */ |
1284 | struct drm_vmw_mksstat_remove_arg { |
1285 | __u64 id; |
1286 | }; |
1287 | |
1288 | #if defined(__cplusplus) |
1289 | } |
1290 | #endif |
1291 | |
1292 | #endif |
1293 | |