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543831cf TH |
1 | /************************************************************************** |
2 | * | |
233826a7 | 3 | * Copyright © 2009-2014 VMware, Inc., Palo Alto, CA., USA |
543831cf TH |
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 | |
9 | * without limitation the rights to use, copy, modify, merge, publish, | |
10 | * distribute, sub license, and/or sell copies of the Software, and to | |
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, | |
22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | |
23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | |
24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. | |
25 | * | |
26 | **************************************************************************/ | |
27 | ||
28 | #include "vmwgfx_drv.h" | |
29 | #include "vmwgfx_resource_priv.h" | |
d80efd5c TH |
30 | #include "vmwgfx_so.h" |
31 | #include "vmwgfx_binding.h" | |
543831cf | 32 | #include <ttm/ttm_placement.h> |
8ce75f8a | 33 | #include "device_include/svga3d_surfacedefs.h" |
543831cf | 34 | |
d80efd5c | 35 | |
543831cf TH |
36 | /** |
37 | * struct vmw_user_surface - User-space visible surface resource | |
38 | * | |
39 | * @base: The TTM base object handling user-space visibility. | |
40 | * @srf: The surface metadata. | |
41 | * @size: TTM accounting size for the surface. | |
233826a7 | 42 | * @master: master of the creating client. Used for security check. |
543831cf TH |
43 | */ |
44 | struct vmw_user_surface { | |
79e5f810 | 45 | struct ttm_prime_object prime; |
543831cf TH |
46 | struct vmw_surface srf; |
47 | uint32_t size; | |
6d10aab8 | 48 | struct drm_master *master; |
543831cf TH |
49 | }; |
50 | ||
51 | /** | |
52 | * struct vmw_surface_offset - Backing store mip level offset info | |
53 | * | |
54 | * @face: Surface face. | |
55 | * @mip: Mip level. | |
56 | * @bo_offset: Offset into backing store of this mip level. | |
57 | * | |
58 | */ | |
59 | struct vmw_surface_offset { | |
60 | uint32_t face; | |
61 | uint32_t mip; | |
62 | uint32_t bo_offset; | |
63 | }; | |
64 | ||
65 | static void vmw_user_surface_free(struct vmw_resource *res); | |
66 | static struct vmw_resource * | |
67 | vmw_user_surface_base_to_res(struct ttm_base_object *base); | |
68 | static int vmw_legacy_srf_bind(struct vmw_resource *res, | |
69 | struct ttm_validate_buffer *val_buf); | |
70 | static int vmw_legacy_srf_unbind(struct vmw_resource *res, | |
71 | bool readback, | |
72 | struct ttm_validate_buffer *val_buf); | |
73 | static int vmw_legacy_srf_create(struct vmw_resource *res); | |
74 | static int vmw_legacy_srf_destroy(struct vmw_resource *res); | |
a97e2192 TH |
75 | static int vmw_gb_surface_create(struct vmw_resource *res); |
76 | static int vmw_gb_surface_bind(struct vmw_resource *res, | |
77 | struct ttm_validate_buffer *val_buf); | |
78 | static int vmw_gb_surface_unbind(struct vmw_resource *res, | |
79 | bool readback, | |
80 | struct ttm_validate_buffer *val_buf); | |
81 | static int vmw_gb_surface_destroy(struct vmw_resource *res); | |
82 | ||
543831cf TH |
83 | |
84 | static const struct vmw_user_resource_conv user_surface_conv = { | |
85 | .object_type = VMW_RES_SURFACE, | |
86 | .base_obj_to_res = vmw_user_surface_base_to_res, | |
87 | .res_free = vmw_user_surface_free | |
88 | }; | |
89 | ||
90 | const struct vmw_user_resource_conv *user_surface_converter = | |
91 | &user_surface_conv; | |
92 | ||
93 | ||
94 | static uint64_t vmw_user_surface_size; | |
95 | ||
96 | static const struct vmw_res_func vmw_legacy_surface_func = { | |
97 | .res_type = vmw_res_surface, | |
98 | .needs_backup = false, | |
99 | .may_evict = true, | |
100 | .type_name = "legacy surfaces", | |
101 | .backup_placement = &vmw_srf_placement, | |
102 | .create = &vmw_legacy_srf_create, | |
103 | .destroy = &vmw_legacy_srf_destroy, | |
104 | .bind = &vmw_legacy_srf_bind, | |
105 | .unbind = &vmw_legacy_srf_unbind | |
106 | }; | |
107 | ||
a97e2192 TH |
108 | static const struct vmw_res_func vmw_gb_surface_func = { |
109 | .res_type = vmw_res_surface, | |
110 | .needs_backup = true, | |
111 | .may_evict = true, | |
112 | .type_name = "guest backed surfaces", | |
113 | .backup_placement = &vmw_mob_placement, | |
114 | .create = vmw_gb_surface_create, | |
115 | .destroy = vmw_gb_surface_destroy, | |
116 | .bind = vmw_gb_surface_bind, | |
117 | .unbind = vmw_gb_surface_unbind | |
118 | }; | |
119 | ||
543831cf TH |
120 | /** |
121 | * struct vmw_surface_dma - SVGA3D DMA command | |
122 | */ | |
123 | struct vmw_surface_dma { | |
124 | SVGA3dCmdHeader header; | |
125 | SVGA3dCmdSurfaceDMA body; | |
126 | SVGA3dCopyBox cb; | |
127 | SVGA3dCmdSurfaceDMASuffix suffix; | |
128 | }; | |
129 | ||
130 | /** | |
131 | * struct vmw_surface_define - SVGA3D Surface Define command | |
132 | */ | |
133 | struct vmw_surface_define { | |
134 | SVGA3dCmdHeader header; | |
135 | SVGA3dCmdDefineSurface body; | |
136 | }; | |
137 | ||
138 | /** | |
139 | * struct vmw_surface_destroy - SVGA3D Surface Destroy command | |
140 | */ | |
141 | struct vmw_surface_destroy { | |
142 | SVGA3dCmdHeader header; | |
143 | SVGA3dCmdDestroySurface body; | |
144 | }; | |
145 | ||
146 | ||
147 | /** | |
148 | * vmw_surface_dma_size - Compute fifo size for a dma command. | |
149 | * | |
150 | * @srf: Pointer to a struct vmw_surface | |
151 | * | |
152 | * Computes the required size for a surface dma command for backup or | |
153 | * restoration of the surface represented by @srf. | |
154 | */ | |
155 | static inline uint32_t vmw_surface_dma_size(const struct vmw_surface *srf) | |
156 | { | |
157 | return srf->num_sizes * sizeof(struct vmw_surface_dma); | |
158 | } | |
159 | ||
160 | ||
161 | /** | |
162 | * vmw_surface_define_size - Compute fifo size for a surface define command. | |
163 | * | |
164 | * @srf: Pointer to a struct vmw_surface | |
165 | * | |
166 | * Computes the required size for a surface define command for the definition | |
167 | * of the surface represented by @srf. | |
168 | */ | |
169 | static inline uint32_t vmw_surface_define_size(const struct vmw_surface *srf) | |
170 | { | |
171 | return sizeof(struct vmw_surface_define) + srf->num_sizes * | |
172 | sizeof(SVGA3dSize); | |
173 | } | |
174 | ||
175 | ||
176 | /** | |
177 | * vmw_surface_destroy_size - Compute fifo size for a surface destroy command. | |
178 | * | |
179 | * Computes the required size for a surface destroy command for the destruction | |
180 | * of a hw surface. | |
181 | */ | |
182 | static inline uint32_t vmw_surface_destroy_size(void) | |
183 | { | |
184 | return sizeof(struct vmw_surface_destroy); | |
185 | } | |
186 | ||
187 | /** | |
188 | * vmw_surface_destroy_encode - Encode a surface_destroy command. | |
189 | * | |
190 | * @id: The surface id | |
191 | * @cmd_space: Pointer to memory area in which the commands should be encoded. | |
192 | */ | |
193 | static void vmw_surface_destroy_encode(uint32_t id, | |
194 | void *cmd_space) | |
195 | { | |
196 | struct vmw_surface_destroy *cmd = (struct vmw_surface_destroy *) | |
197 | cmd_space; | |
198 | ||
199 | cmd->header.id = SVGA_3D_CMD_SURFACE_DESTROY; | |
200 | cmd->header.size = sizeof(cmd->body); | |
201 | cmd->body.sid = id; | |
202 | } | |
203 | ||
204 | /** | |
205 | * vmw_surface_define_encode - Encode a surface_define command. | |
206 | * | |
207 | * @srf: Pointer to a struct vmw_surface object. | |
208 | * @cmd_space: Pointer to memory area in which the commands should be encoded. | |
209 | */ | |
210 | static void vmw_surface_define_encode(const struct vmw_surface *srf, | |
211 | void *cmd_space) | |
212 | { | |
213 | struct vmw_surface_define *cmd = (struct vmw_surface_define *) | |
214 | cmd_space; | |
215 | struct drm_vmw_size *src_size; | |
216 | SVGA3dSize *cmd_size; | |
217 | uint32_t cmd_len; | |
218 | int i; | |
219 | ||
220 | cmd_len = sizeof(cmd->body) + srf->num_sizes * sizeof(SVGA3dSize); | |
221 | ||
222 | cmd->header.id = SVGA_3D_CMD_SURFACE_DEFINE; | |
223 | cmd->header.size = cmd_len; | |
224 | cmd->body.sid = srf->res.id; | |
225 | cmd->body.surfaceFlags = srf->flags; | |
b9eb1a61 | 226 | cmd->body.format = srf->format; |
543831cf TH |
227 | for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) |
228 | cmd->body.face[i].numMipLevels = srf->mip_levels[i]; | |
229 | ||
230 | cmd += 1; | |
231 | cmd_size = (SVGA3dSize *) cmd; | |
232 | src_size = srf->sizes; | |
233 | ||
234 | for (i = 0; i < srf->num_sizes; ++i, cmd_size++, src_size++) { | |
235 | cmd_size->width = src_size->width; | |
236 | cmd_size->height = src_size->height; | |
237 | cmd_size->depth = src_size->depth; | |
238 | } | |
239 | } | |
240 | ||
241 | /** | |
242 | * vmw_surface_dma_encode - Encode a surface_dma command. | |
243 | * | |
244 | * @srf: Pointer to a struct vmw_surface object. | |
245 | * @cmd_space: Pointer to memory area in which the commands should be encoded. | |
246 | * @ptr: Pointer to an SVGAGuestPtr indicating where the surface contents | |
247 | * should be placed or read from. | |
248 | * @to_surface: Boolean whether to DMA to the surface or from the surface. | |
249 | */ | |
250 | static void vmw_surface_dma_encode(struct vmw_surface *srf, | |
251 | void *cmd_space, | |
252 | const SVGAGuestPtr *ptr, | |
253 | bool to_surface) | |
254 | { | |
255 | uint32_t i; | |
543831cf | 256 | struct vmw_surface_dma *cmd = (struct vmw_surface_dma *)cmd_space; |
7e8d9da3 TH |
257 | const struct svga3d_surface_desc *desc = |
258 | svga3dsurface_get_desc(srf->format); | |
543831cf TH |
259 | |
260 | for (i = 0; i < srf->num_sizes; ++i) { | |
261 | SVGA3dCmdHeader *header = &cmd->header; | |
262 | SVGA3dCmdSurfaceDMA *body = &cmd->body; | |
263 | SVGA3dCopyBox *cb = &cmd->cb; | |
264 | SVGA3dCmdSurfaceDMASuffix *suffix = &cmd->suffix; | |
265 | const struct vmw_surface_offset *cur_offset = &srf->offsets[i]; | |
266 | const struct drm_vmw_size *cur_size = &srf->sizes[i]; | |
267 | ||
268 | header->id = SVGA_3D_CMD_SURFACE_DMA; | |
269 | header->size = sizeof(*body) + sizeof(*cb) + sizeof(*suffix); | |
270 | ||
271 | body->guest.ptr = *ptr; | |
272 | body->guest.ptr.offset += cur_offset->bo_offset; | |
7e8d9da3 TH |
273 | body->guest.pitch = svga3dsurface_calculate_pitch(desc, |
274 | cur_size); | |
543831cf TH |
275 | body->host.sid = srf->res.id; |
276 | body->host.face = cur_offset->face; | |
277 | body->host.mipmap = cur_offset->mip; | |
278 | body->transfer = ((to_surface) ? SVGA3D_WRITE_HOST_VRAM : | |
279 | SVGA3D_READ_HOST_VRAM); | |
280 | cb->x = 0; | |
281 | cb->y = 0; | |
282 | cb->z = 0; | |
283 | cb->srcx = 0; | |
284 | cb->srcy = 0; | |
285 | cb->srcz = 0; | |
286 | cb->w = cur_size->width; | |
287 | cb->h = cur_size->height; | |
288 | cb->d = cur_size->depth; | |
289 | ||
290 | suffix->suffixSize = sizeof(*suffix); | |
7e8d9da3 TH |
291 | suffix->maximumOffset = |
292 | svga3dsurface_get_image_buffer_size(desc, cur_size, | |
293 | body->guest.pitch); | |
543831cf TH |
294 | suffix->flags.discard = 0; |
295 | suffix->flags.unsynchronized = 0; | |
296 | suffix->flags.reserved = 0; | |
297 | ++cmd; | |
298 | } | |
299 | }; | |
300 | ||
301 | ||
302 | /** | |
303 | * vmw_hw_surface_destroy - destroy a Device surface | |
304 | * | |
305 | * @res: Pointer to a struct vmw_resource embedded in a struct | |
306 | * vmw_surface. | |
307 | * | |
308 | * Destroys a the device surface associated with a struct vmw_surface if | |
309 | * any, and adjusts accounting and resource count accordingly. | |
310 | */ | |
311 | static void vmw_hw_surface_destroy(struct vmw_resource *res) | |
312 | { | |
313 | ||
314 | struct vmw_private *dev_priv = res->dev_priv; | |
315 | struct vmw_surface *srf; | |
316 | void *cmd; | |
317 | ||
a97e2192 TH |
318 | if (res->func->destroy == vmw_gb_surface_destroy) { |
319 | (void) vmw_gb_surface_destroy(res); | |
320 | return; | |
321 | } | |
322 | ||
543831cf TH |
323 | if (res->id != -1) { |
324 | ||
325 | cmd = vmw_fifo_reserve(dev_priv, vmw_surface_destroy_size()); | |
326 | if (unlikely(cmd == NULL)) { | |
327 | DRM_ERROR("Failed reserving FIFO space for surface " | |
328 | "destruction.\n"); | |
329 | return; | |
330 | } | |
331 | ||
332 | vmw_surface_destroy_encode(res->id, cmd); | |
333 | vmw_fifo_commit(dev_priv, vmw_surface_destroy_size()); | |
334 | ||
335 | /* | |
336 | * used_memory_size_atomic, or separate lock | |
337 | * to avoid taking dev_priv::cmdbuf_mutex in | |
338 | * the destroy path. | |
339 | */ | |
340 | ||
341 | mutex_lock(&dev_priv->cmdbuf_mutex); | |
342 | srf = vmw_res_to_srf(res); | |
343 | dev_priv->used_memory_size -= res->backup_size; | |
344 | mutex_unlock(&dev_priv->cmdbuf_mutex); | |
345 | } | |
153b3d5b | 346 | vmw_fifo_resource_dec(dev_priv); |
543831cf TH |
347 | } |
348 | ||
349 | /** | |
350 | * vmw_legacy_srf_create - Create a device surface as part of the | |
351 | * resource validation process. | |
352 | * | |
353 | * @res: Pointer to a struct vmw_surface. | |
354 | * | |
355 | * If the surface doesn't have a hw id. | |
356 | * | |
357 | * Returns -EBUSY if there wasn't sufficient device resources to | |
358 | * complete the validation. Retry after freeing up resources. | |
359 | * | |
360 | * May return other errors if the kernel is out of guest resources. | |
361 | */ | |
362 | static int vmw_legacy_srf_create(struct vmw_resource *res) | |
363 | { | |
364 | struct vmw_private *dev_priv = res->dev_priv; | |
365 | struct vmw_surface *srf; | |
366 | uint32_t submit_size; | |
367 | uint8_t *cmd; | |
368 | int ret; | |
369 | ||
370 | if (likely(res->id != -1)) | |
371 | return 0; | |
372 | ||
373 | srf = vmw_res_to_srf(res); | |
374 | if (unlikely(dev_priv->used_memory_size + res->backup_size >= | |
375 | dev_priv->memory_size)) | |
376 | return -EBUSY; | |
377 | ||
378 | /* | |
379 | * Alloc id for the resource. | |
380 | */ | |
381 | ||
382 | ret = vmw_resource_alloc_id(res); | |
383 | if (unlikely(ret != 0)) { | |
384 | DRM_ERROR("Failed to allocate a surface id.\n"); | |
385 | goto out_no_id; | |
386 | } | |
387 | ||
388 | if (unlikely(res->id >= SVGA3D_MAX_SURFACE_IDS)) { | |
389 | ret = -EBUSY; | |
390 | goto out_no_fifo; | |
391 | } | |
392 | ||
393 | /* | |
394 | * Encode surface define- commands. | |
395 | */ | |
396 | ||
397 | submit_size = vmw_surface_define_size(srf); | |
398 | cmd = vmw_fifo_reserve(dev_priv, submit_size); | |
399 | if (unlikely(cmd == NULL)) { | |
400 | DRM_ERROR("Failed reserving FIFO space for surface " | |
401 | "creation.\n"); | |
402 | ret = -ENOMEM; | |
403 | goto out_no_fifo; | |
404 | } | |
405 | ||
406 | vmw_surface_define_encode(srf, cmd); | |
407 | vmw_fifo_commit(dev_priv, submit_size); | |
408 | /* | |
409 | * Surface memory usage accounting. | |
410 | */ | |
411 | ||
412 | dev_priv->used_memory_size += res->backup_size; | |
413 | return 0; | |
414 | ||
415 | out_no_fifo: | |
416 | vmw_resource_release_id(res); | |
417 | out_no_id: | |
418 | return ret; | |
419 | } | |
420 | ||
421 | /** | |
422 | * vmw_legacy_srf_dma - Copy backup data to or from a legacy surface. | |
423 | * | |
424 | * @res: Pointer to a struct vmw_res embedded in a struct | |
425 | * vmw_surface. | |
426 | * @val_buf: Pointer to a struct ttm_validate_buffer containing | |
427 | * information about the backup buffer. | |
428 | * @bind: Boolean wether to DMA to the surface. | |
429 | * | |
430 | * Transfer backup data to or from a legacy surface as part of the | |
431 | * validation process. | |
432 | * May return other errors if the kernel is out of guest resources. | |
433 | * The backup buffer will be fenced or idle upon successful completion, | |
434 | * and if the surface needs persistent backup storage, the backup buffer | |
435 | * will also be returned reserved iff @bind is true. | |
436 | */ | |
437 | static int vmw_legacy_srf_dma(struct vmw_resource *res, | |
438 | struct ttm_validate_buffer *val_buf, | |
439 | bool bind) | |
440 | { | |
441 | SVGAGuestPtr ptr; | |
442 | struct vmw_fence_obj *fence; | |
443 | uint32_t submit_size; | |
444 | struct vmw_surface *srf = vmw_res_to_srf(res); | |
445 | uint8_t *cmd; | |
446 | struct vmw_private *dev_priv = res->dev_priv; | |
447 | ||
448 | BUG_ON(val_buf->bo == NULL); | |
449 | ||
450 | submit_size = vmw_surface_dma_size(srf); | |
451 | cmd = vmw_fifo_reserve(dev_priv, submit_size); | |
452 | if (unlikely(cmd == NULL)) { | |
453 | DRM_ERROR("Failed reserving FIFO space for surface " | |
454 | "DMA.\n"); | |
455 | return -ENOMEM; | |
456 | } | |
457 | vmw_bo_get_guest_ptr(val_buf->bo, &ptr); | |
458 | vmw_surface_dma_encode(srf, cmd, &ptr, bind); | |
459 | ||
460 | vmw_fifo_commit(dev_priv, submit_size); | |
461 | ||
462 | /* | |
463 | * Create a fence object and fence the backup buffer. | |
464 | */ | |
465 | ||
466 | (void) vmw_execbuf_fence_commands(NULL, dev_priv, | |
467 | &fence, NULL); | |
468 | ||
469 | vmw_fence_single_bo(val_buf->bo, fence); | |
470 | ||
471 | if (likely(fence != NULL)) | |
472 | vmw_fence_obj_unreference(&fence); | |
473 | ||
474 | return 0; | |
475 | } | |
476 | ||
477 | /** | |
478 | * vmw_legacy_srf_bind - Perform a legacy surface bind as part of the | |
479 | * surface validation process. | |
480 | * | |
481 | * @res: Pointer to a struct vmw_res embedded in a struct | |
482 | * vmw_surface. | |
483 | * @val_buf: Pointer to a struct ttm_validate_buffer containing | |
484 | * information about the backup buffer. | |
485 | * | |
486 | * This function will copy backup data to the surface if the | |
487 | * backup buffer is dirty. | |
488 | */ | |
489 | static int vmw_legacy_srf_bind(struct vmw_resource *res, | |
490 | struct ttm_validate_buffer *val_buf) | |
491 | { | |
492 | if (!res->backup_dirty) | |
493 | return 0; | |
494 | ||
495 | return vmw_legacy_srf_dma(res, val_buf, true); | |
496 | } | |
497 | ||
498 | ||
499 | /** | |
500 | * vmw_legacy_srf_unbind - Perform a legacy surface unbind as part of the | |
501 | * surface eviction process. | |
502 | * | |
503 | * @res: Pointer to a struct vmw_res embedded in a struct | |
504 | * vmw_surface. | |
505 | * @val_buf: Pointer to a struct ttm_validate_buffer containing | |
506 | * information about the backup buffer. | |
507 | * | |
508 | * This function will copy backup data from the surface. | |
509 | */ | |
510 | static int vmw_legacy_srf_unbind(struct vmw_resource *res, | |
511 | bool readback, | |
512 | struct ttm_validate_buffer *val_buf) | |
513 | { | |
514 | if (unlikely(readback)) | |
515 | return vmw_legacy_srf_dma(res, val_buf, false); | |
516 | return 0; | |
517 | } | |
518 | ||
519 | /** | |
520 | * vmw_legacy_srf_destroy - Destroy a device surface as part of a | |
521 | * resource eviction process. | |
522 | * | |
523 | * @res: Pointer to a struct vmw_res embedded in a struct | |
524 | * vmw_surface. | |
525 | */ | |
526 | static int vmw_legacy_srf_destroy(struct vmw_resource *res) | |
527 | { | |
528 | struct vmw_private *dev_priv = res->dev_priv; | |
529 | uint32_t submit_size; | |
530 | uint8_t *cmd; | |
531 | ||
532 | BUG_ON(res->id == -1); | |
533 | ||
534 | /* | |
535 | * Encode the dma- and surface destroy commands. | |
536 | */ | |
537 | ||
538 | submit_size = vmw_surface_destroy_size(); | |
539 | cmd = vmw_fifo_reserve(dev_priv, submit_size); | |
540 | if (unlikely(cmd == NULL)) { | |
541 | DRM_ERROR("Failed reserving FIFO space for surface " | |
542 | "eviction.\n"); | |
543 | return -ENOMEM; | |
544 | } | |
545 | ||
546 | vmw_surface_destroy_encode(res->id, cmd); | |
547 | vmw_fifo_commit(dev_priv, submit_size); | |
548 | ||
549 | /* | |
550 | * Surface memory usage accounting. | |
551 | */ | |
552 | ||
553 | dev_priv->used_memory_size -= res->backup_size; | |
554 | ||
555 | /* | |
556 | * Release the surface ID. | |
557 | */ | |
558 | ||
559 | vmw_resource_release_id(res); | |
560 | ||
561 | return 0; | |
562 | } | |
563 | ||
564 | ||
565 | /** | |
566 | * vmw_surface_init - initialize a struct vmw_surface | |
567 | * | |
568 | * @dev_priv: Pointer to a device private struct. | |
569 | * @srf: Pointer to the struct vmw_surface to initialize. | |
570 | * @res_free: Pointer to a resource destructor used to free | |
571 | * the object. | |
572 | */ | |
573 | static int vmw_surface_init(struct vmw_private *dev_priv, | |
574 | struct vmw_surface *srf, | |
575 | void (*res_free) (struct vmw_resource *res)) | |
576 | { | |
577 | int ret; | |
578 | struct vmw_resource *res = &srf->res; | |
579 | ||
580 | BUG_ON(res_free == NULL); | |
a97e2192 | 581 | if (!dev_priv->has_mob) |
153b3d5b | 582 | vmw_fifo_resource_inc(dev_priv); |
543831cf | 583 | ret = vmw_resource_init(dev_priv, res, true, res_free, |
a97e2192 | 584 | (dev_priv->has_mob) ? &vmw_gb_surface_func : |
543831cf TH |
585 | &vmw_legacy_surface_func); |
586 | ||
587 | if (unlikely(ret != 0)) { | |
a97e2192 | 588 | if (!dev_priv->has_mob) |
153b3d5b | 589 | vmw_fifo_resource_dec(dev_priv); |
543831cf TH |
590 | res_free(res); |
591 | return ret; | |
592 | } | |
593 | ||
594 | /* | |
595 | * The surface won't be visible to hardware until a | |
596 | * surface validate. | |
597 | */ | |
598 | ||
d80efd5c | 599 | INIT_LIST_HEAD(&srf->view_list); |
543831cf TH |
600 | vmw_resource_activate(res, vmw_hw_surface_destroy); |
601 | return ret; | |
602 | } | |
603 | ||
604 | /** | |
605 | * vmw_user_surface_base_to_res - TTM base object to resource converter for | |
606 | * user visible surfaces | |
607 | * | |
608 | * @base: Pointer to a TTM base object | |
609 | * | |
610 | * Returns the struct vmw_resource embedded in a struct vmw_surface | |
611 | * for the user-visible object identified by the TTM base object @base. | |
612 | */ | |
613 | static struct vmw_resource * | |
614 | vmw_user_surface_base_to_res(struct ttm_base_object *base) | |
615 | { | |
79e5f810 TH |
616 | return &(container_of(base, struct vmw_user_surface, |
617 | prime.base)->srf.res); | |
543831cf TH |
618 | } |
619 | ||
620 | /** | |
621 | * vmw_user_surface_free - User visible surface resource destructor | |
622 | * | |
623 | * @res: A struct vmw_resource embedded in a struct vmw_surface. | |
624 | */ | |
625 | static void vmw_user_surface_free(struct vmw_resource *res) | |
626 | { | |
627 | struct vmw_surface *srf = vmw_res_to_srf(res); | |
628 | struct vmw_user_surface *user_srf = | |
629 | container_of(srf, struct vmw_user_surface, srf); | |
630 | struct vmw_private *dev_priv = srf->res.dev_priv; | |
631 | uint32_t size = user_srf->size; | |
632 | ||
6d10aab8 TH |
633 | if (user_srf->master) |
634 | drm_master_put(&user_srf->master); | |
543831cf TH |
635 | kfree(srf->offsets); |
636 | kfree(srf->sizes); | |
637 | kfree(srf->snooper.image); | |
79e5f810 | 638 | ttm_prime_object_kfree(user_srf, prime); |
543831cf TH |
639 | ttm_mem_global_free(vmw_mem_glob(dev_priv), size); |
640 | } | |
641 | ||
642 | /** | |
643 | * vmw_user_surface_free - User visible surface TTM base object destructor | |
644 | * | |
645 | * @p_base: Pointer to a pointer to a TTM base object | |
646 | * embedded in a struct vmw_user_surface. | |
647 | * | |
648 | * Drops the base object's reference on its resource, and the | |
649 | * pointer pointed to by *p_base is set to NULL. | |
650 | */ | |
651 | static void vmw_user_surface_base_release(struct ttm_base_object **p_base) | |
652 | { | |
653 | struct ttm_base_object *base = *p_base; | |
654 | struct vmw_user_surface *user_srf = | |
79e5f810 | 655 | container_of(base, struct vmw_user_surface, prime.base); |
543831cf TH |
656 | struct vmw_resource *res = &user_srf->srf.res; |
657 | ||
658 | *p_base = NULL; | |
659 | vmw_resource_unreference(&res); | |
660 | } | |
661 | ||
662 | /** | |
663 | * vmw_user_surface_destroy_ioctl - Ioctl function implementing | |
664 | * the user surface destroy functionality. | |
665 | * | |
666 | * @dev: Pointer to a struct drm_device. | |
667 | * @data: Pointer to data copied from / to user-space. | |
668 | * @file_priv: Pointer to a drm file private structure. | |
669 | */ | |
670 | int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data, | |
671 | struct drm_file *file_priv) | |
672 | { | |
673 | struct drm_vmw_surface_arg *arg = (struct drm_vmw_surface_arg *)data; | |
674 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
675 | ||
676 | return ttm_ref_object_base_unref(tfile, arg->sid, TTM_REF_USAGE); | |
677 | } | |
678 | ||
679 | /** | |
680 | * vmw_user_surface_define_ioctl - Ioctl function implementing | |
681 | * the user surface define functionality. | |
682 | * | |
683 | * @dev: Pointer to a struct drm_device. | |
684 | * @data: Pointer to data copied from / to user-space. | |
685 | * @file_priv: Pointer to a drm file private structure. | |
686 | */ | |
687 | int vmw_surface_define_ioctl(struct drm_device *dev, void *data, | |
688 | struct drm_file *file_priv) | |
689 | { | |
690 | struct vmw_private *dev_priv = vmw_priv(dev); | |
691 | struct vmw_user_surface *user_srf; | |
692 | struct vmw_surface *srf; | |
693 | struct vmw_resource *res; | |
694 | struct vmw_resource *tmp; | |
695 | union drm_vmw_surface_create_arg *arg = | |
696 | (union drm_vmw_surface_create_arg *)data; | |
697 | struct drm_vmw_surface_create_req *req = &arg->req; | |
698 | struct drm_vmw_surface_arg *rep = &arg->rep; | |
699 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
700 | struct drm_vmw_size __user *user_sizes; | |
701 | int ret; | |
702 | int i, j; | |
703 | uint32_t cur_bo_offset; | |
704 | struct drm_vmw_size *cur_size; | |
705 | struct vmw_surface_offset *cur_offset; | |
543831cf TH |
706 | uint32_t num_sizes; |
707 | uint32_t size; | |
7e8d9da3 | 708 | const struct svga3d_surface_desc *desc; |
543831cf TH |
709 | |
710 | if (unlikely(vmw_user_surface_size == 0)) | |
711 | vmw_user_surface_size = ttm_round_pot(sizeof(*user_srf)) + | |
712 | 128; | |
713 | ||
714 | num_sizes = 0; | |
715 | for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) | |
716 | num_sizes += req->mip_levels[i]; | |
717 | ||
718 | if (num_sizes > DRM_VMW_MAX_SURFACE_FACES * | |
719 | DRM_VMW_MAX_MIP_LEVELS) | |
720 | return -EINVAL; | |
721 | ||
722 | size = vmw_user_surface_size + 128 + | |
723 | ttm_round_pot(num_sizes * sizeof(struct drm_vmw_size)) + | |
724 | ttm_round_pot(num_sizes * sizeof(struct vmw_surface_offset)); | |
725 | ||
726 | ||
7e8d9da3 TH |
727 | desc = svga3dsurface_get_desc(req->format); |
728 | if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) { | |
729 | DRM_ERROR("Invalid surface format for surface creation.\n"); | |
d80efd5c | 730 | DRM_ERROR("Format requested is: %d\n", req->format); |
7e8d9da3 TH |
731 | return -EINVAL; |
732 | } | |
733 | ||
294adf7d | 734 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
543831cf TH |
735 | if (unlikely(ret != 0)) |
736 | return ret; | |
737 | ||
738 | ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), | |
739 | size, false, true); | |
740 | if (unlikely(ret != 0)) { | |
741 | if (ret != -ERESTARTSYS) | |
742 | DRM_ERROR("Out of graphics memory for surface" | |
743 | " creation.\n"); | |
744 | goto out_unlock; | |
745 | } | |
746 | ||
747 | user_srf = kzalloc(sizeof(*user_srf), GFP_KERNEL); | |
748 | if (unlikely(user_srf == NULL)) { | |
749 | ret = -ENOMEM; | |
750 | goto out_no_user_srf; | |
751 | } | |
752 | ||
753 | srf = &user_srf->srf; | |
754 | res = &srf->res; | |
755 | ||
756 | srf->flags = req->flags; | |
757 | srf->format = req->format; | |
758 | srf->scanout = req->scanout; | |
759 | ||
760 | memcpy(srf->mip_levels, req->mip_levels, sizeof(srf->mip_levels)); | |
761 | srf->num_sizes = num_sizes; | |
762 | user_srf->size = size; | |
763 | ||
764 | srf->sizes = kmalloc(srf->num_sizes * sizeof(*srf->sizes), GFP_KERNEL); | |
765 | if (unlikely(srf->sizes == NULL)) { | |
766 | ret = -ENOMEM; | |
767 | goto out_no_sizes; | |
768 | } | |
769 | srf->offsets = kmalloc(srf->num_sizes * sizeof(*srf->offsets), | |
770 | GFP_KERNEL); | |
771 | if (unlikely(srf->sizes == NULL)) { | |
772 | ret = -ENOMEM; | |
773 | goto out_no_offsets; | |
774 | } | |
775 | ||
776 | user_sizes = (struct drm_vmw_size __user *)(unsigned long) | |
777 | req->size_addr; | |
778 | ||
779 | ret = copy_from_user(srf->sizes, user_sizes, | |
780 | srf->num_sizes * sizeof(*srf->sizes)); | |
781 | if (unlikely(ret != 0)) { | |
782 | ret = -EFAULT; | |
783 | goto out_no_copy; | |
784 | } | |
785 | ||
786 | srf->base_size = *srf->sizes; | |
787 | srf->autogen_filter = SVGA3D_TEX_FILTER_NONE; | |
15c6f656 | 788 | srf->multisample_count = 0; |
543831cf TH |
789 | |
790 | cur_bo_offset = 0; | |
791 | cur_offset = srf->offsets; | |
792 | cur_size = srf->sizes; | |
793 | ||
543831cf TH |
794 | for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i) { |
795 | for (j = 0; j < srf->mip_levels[i]; ++j) { | |
7e8d9da3 TH |
796 | uint32_t stride = svga3dsurface_calculate_pitch |
797 | (desc, cur_size); | |
543831cf TH |
798 | |
799 | cur_offset->face = i; | |
800 | cur_offset->mip = j; | |
801 | cur_offset->bo_offset = cur_bo_offset; | |
7e8d9da3 TH |
802 | cur_bo_offset += svga3dsurface_get_image_buffer_size |
803 | (desc, cur_size, stride); | |
543831cf TH |
804 | ++cur_offset; |
805 | ++cur_size; | |
806 | } | |
807 | } | |
808 | res->backup_size = cur_bo_offset; | |
543831cf TH |
809 | if (srf->scanout && |
810 | srf->num_sizes == 1 && | |
811 | srf->sizes[0].width == 64 && | |
812 | srf->sizes[0].height == 64 && | |
813 | srf->format == SVGA3D_A8R8G8B8) { | |
814 | ||
815 | srf->snooper.image = kmalloc(64 * 64 * 4, GFP_KERNEL); | |
816 | /* clear the image */ | |
817 | if (srf->snooper.image) { | |
818 | memset(srf->snooper.image, 0x00, 64 * 64 * 4); | |
819 | } else { | |
820 | DRM_ERROR("Failed to allocate cursor_image\n"); | |
821 | ret = -ENOMEM; | |
822 | goto out_no_copy; | |
823 | } | |
824 | } else { | |
825 | srf->snooper.image = NULL; | |
826 | } | |
827 | srf->snooper.crtc = NULL; | |
828 | ||
79e5f810 TH |
829 | user_srf->prime.base.shareable = false; |
830 | user_srf->prime.base.tfile = NULL; | |
6d10aab8 TH |
831 | if (drm_is_primary_client(file_priv)) |
832 | user_srf->master = drm_master_get(file_priv->master); | |
543831cf TH |
833 | |
834 | /** | |
835 | * From this point, the generic resource management functions | |
836 | * destroy the object on failure. | |
837 | */ | |
838 | ||
839 | ret = vmw_surface_init(dev_priv, srf, vmw_user_surface_free); | |
840 | if (unlikely(ret != 0)) | |
841 | goto out_unlock; | |
842 | ||
4b0c8252 TH |
843 | /* |
844 | * A gb-aware client referencing a shared surface will | |
845 | * expect a backup buffer to be present. | |
846 | */ | |
847 | if (dev_priv->has_mob && req->shareable) { | |
848 | uint32_t backup_handle; | |
849 | ||
850 | ret = vmw_user_dmabuf_alloc(dev_priv, tfile, | |
851 | res->backup_size, | |
852 | true, | |
853 | &backup_handle, | |
854 | &res->backup); | |
855 | if (unlikely(ret != 0)) { | |
856 | vmw_resource_unreference(&res); | |
857 | goto out_unlock; | |
858 | } | |
859 | } | |
860 | ||
543831cf | 861 | tmp = vmw_resource_reference(&srf->res); |
79e5f810 TH |
862 | ret = ttm_prime_object_init(tfile, res->backup_size, &user_srf->prime, |
863 | req->shareable, VMW_RES_SURFACE, | |
864 | &vmw_user_surface_base_release, NULL); | |
543831cf TH |
865 | |
866 | if (unlikely(ret != 0)) { | |
867 | vmw_resource_unreference(&tmp); | |
868 | vmw_resource_unreference(&res); | |
869 | goto out_unlock; | |
870 | } | |
871 | ||
79e5f810 | 872 | rep->sid = user_srf->prime.base.hash.key; |
543831cf TH |
873 | vmw_resource_unreference(&res); |
874 | ||
294adf7d | 875 | ttm_read_unlock(&dev_priv->reservation_sem); |
543831cf TH |
876 | return 0; |
877 | out_no_copy: | |
878 | kfree(srf->offsets); | |
879 | out_no_offsets: | |
880 | kfree(srf->sizes); | |
881 | out_no_sizes: | |
79e5f810 | 882 | ttm_prime_object_kfree(user_srf, prime); |
543831cf TH |
883 | out_no_user_srf: |
884 | ttm_mem_global_free(vmw_mem_glob(dev_priv), size); | |
885 | out_unlock: | |
294adf7d | 886 | ttm_read_unlock(&dev_priv->reservation_sem); |
543831cf TH |
887 | return ret; |
888 | } | |
889 | ||
adebcb20 TH |
890 | |
891 | static int | |
892 | vmw_surface_handle_reference(struct vmw_private *dev_priv, | |
893 | struct drm_file *file_priv, | |
894 | uint32_t u_handle, | |
895 | enum drm_vmw_handle_type handle_type, | |
896 | struct ttm_base_object **base_p) | |
897 | { | |
898 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
6d10aab8 | 899 | struct vmw_user_surface *user_srf; |
adebcb20 TH |
900 | uint32_t handle; |
901 | struct ttm_base_object *base; | |
902 | int ret; | |
903 | ||
904 | if (handle_type == DRM_VMW_HANDLE_PRIME) { | |
905 | ret = ttm_prime_fd_to_handle(tfile, u_handle, &handle); | |
906 | if (unlikely(ret != 0)) | |
907 | return ret; | |
908 | } else { | |
909 | if (unlikely(drm_is_render_client(file_priv))) { | |
910 | DRM_ERROR("Render client refused legacy " | |
911 | "surface reference.\n"); | |
912 | return -EACCES; | |
913 | } | |
914 | handle = u_handle; | |
915 | } | |
916 | ||
917 | ret = -EINVAL; | |
918 | base = ttm_base_object_lookup_for_ref(dev_priv->tdev, handle); | |
919 | if (unlikely(base == NULL)) { | |
920 | DRM_ERROR("Could not find surface to reference.\n"); | |
921 | goto out_no_lookup; | |
922 | } | |
923 | ||
924 | if (unlikely(ttm_base_object_type(base) != VMW_RES_SURFACE)) { | |
925 | DRM_ERROR("Referenced object is not a surface.\n"); | |
926 | goto out_bad_resource; | |
927 | } | |
928 | ||
929 | if (handle_type != DRM_VMW_HANDLE_PRIME) { | |
6d10aab8 TH |
930 | user_srf = container_of(base, struct vmw_user_surface, |
931 | prime.base); | |
932 | ||
933 | /* | |
934 | * Make sure the surface creator has the same | |
935 | * authenticating master. | |
936 | */ | |
937 | if (drm_is_primary_client(file_priv) && | |
938 | user_srf->master != file_priv->master) { | |
939 | DRM_ERROR("Trying to reference surface outside of" | |
940 | " master domain.\n"); | |
941 | ret = -EACCES; | |
942 | goto out_bad_resource; | |
943 | } | |
944 | ||
adebcb20 TH |
945 | ret = ttm_ref_object_add(tfile, base, TTM_REF_USAGE, NULL); |
946 | if (unlikely(ret != 0)) { | |
947 | DRM_ERROR("Could not add a reference to a surface.\n"); | |
948 | goto out_bad_resource; | |
949 | } | |
950 | } | |
951 | ||
952 | *base_p = base; | |
953 | return 0; | |
954 | ||
955 | out_bad_resource: | |
956 | ttm_base_object_unref(&base); | |
957 | out_no_lookup: | |
958 | if (handle_type == DRM_VMW_HANDLE_PRIME) | |
959 | (void) ttm_ref_object_base_unref(tfile, handle, TTM_REF_USAGE); | |
960 | ||
961 | return ret; | |
962 | } | |
963 | ||
543831cf TH |
964 | /** |
965 | * vmw_user_surface_define_ioctl - Ioctl function implementing | |
966 | * the user surface reference functionality. | |
967 | * | |
968 | * @dev: Pointer to a struct drm_device. | |
969 | * @data: Pointer to data copied from / to user-space. | |
970 | * @file_priv: Pointer to a drm file private structure. | |
971 | */ | |
972 | int vmw_surface_reference_ioctl(struct drm_device *dev, void *data, | |
973 | struct drm_file *file_priv) | |
974 | { | |
05efb1ab | 975 | struct vmw_private *dev_priv = vmw_priv(dev); |
543831cf TH |
976 | union drm_vmw_surface_reference_arg *arg = |
977 | (union drm_vmw_surface_reference_arg *)data; | |
978 | struct drm_vmw_surface_arg *req = &arg->req; | |
979 | struct drm_vmw_surface_create_req *rep = &arg->rep; | |
980 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
981 | struct vmw_surface *srf; | |
982 | struct vmw_user_surface *user_srf; | |
983 | struct drm_vmw_size __user *user_sizes; | |
984 | struct ttm_base_object *base; | |
adebcb20 | 985 | int ret; |
543831cf | 986 | |
adebcb20 TH |
987 | ret = vmw_surface_handle_reference(dev_priv, file_priv, req->sid, |
988 | req->handle_type, &base); | |
989 | if (unlikely(ret != 0)) | |
990 | return ret; | |
543831cf | 991 | |
79e5f810 | 992 | user_srf = container_of(base, struct vmw_user_surface, prime.base); |
543831cf TH |
993 | srf = &user_srf->srf; |
994 | ||
543831cf TH |
995 | rep->flags = srf->flags; |
996 | rep->format = srf->format; | |
997 | memcpy(rep->mip_levels, srf->mip_levels, sizeof(srf->mip_levels)); | |
998 | user_sizes = (struct drm_vmw_size __user *)(unsigned long) | |
999 | rep->size_addr; | |
1000 | ||
1001 | if (user_sizes) | |
c1a21373 TH |
1002 | ret = copy_to_user(user_sizes, &srf->base_size, |
1003 | sizeof(srf->base_size)); | |
543831cf TH |
1004 | if (unlikely(ret != 0)) { |
1005 | DRM_ERROR("copy_to_user failed %p %u\n", | |
1006 | user_sizes, srf->num_sizes); | |
adebcb20 | 1007 | ttm_ref_object_base_unref(tfile, base->hash.key, TTM_REF_USAGE); |
543831cf TH |
1008 | ret = -EFAULT; |
1009 | } | |
adebcb20 | 1010 | |
543831cf TH |
1011 | ttm_base_object_unref(&base); |
1012 | ||
1013 | return ret; | |
1014 | } | |
a97e2192 TH |
1015 | |
1016 | /** | |
1017 | * vmw_surface_define_encode - Encode a surface_define command. | |
1018 | * | |
1019 | * @srf: Pointer to a struct vmw_surface object. | |
1020 | * @cmd_space: Pointer to memory area in which the commands should be encoded. | |
1021 | */ | |
1022 | static int vmw_gb_surface_create(struct vmw_resource *res) | |
1023 | { | |
1024 | struct vmw_private *dev_priv = res->dev_priv; | |
1025 | struct vmw_surface *srf = vmw_res_to_srf(res); | |
d80efd5c | 1026 | uint32_t cmd_len, cmd_id, submit_len; |
a97e2192 TH |
1027 | int ret; |
1028 | struct { | |
1029 | SVGA3dCmdHeader header; | |
1030 | SVGA3dCmdDefineGBSurface body; | |
1031 | } *cmd; | |
d80efd5c TH |
1032 | struct { |
1033 | SVGA3dCmdHeader header; | |
1034 | SVGA3dCmdDefineGBSurface_v2 body; | |
1035 | } *cmd2; | |
a97e2192 TH |
1036 | |
1037 | if (likely(res->id != -1)) | |
1038 | return 0; | |
1039 | ||
153b3d5b | 1040 | vmw_fifo_resource_inc(dev_priv); |
a97e2192 TH |
1041 | ret = vmw_resource_alloc_id(res); |
1042 | if (unlikely(ret != 0)) { | |
1043 | DRM_ERROR("Failed to allocate a surface id.\n"); | |
1044 | goto out_no_id; | |
1045 | } | |
1046 | ||
1047 | if (unlikely(res->id >= VMWGFX_NUM_GB_SURFACE)) { | |
1048 | ret = -EBUSY; | |
1049 | goto out_no_fifo; | |
1050 | } | |
1051 | ||
d80efd5c TH |
1052 | if (srf->array_size > 0) { |
1053 | /* has_dx checked on creation time. */ | |
1054 | cmd_id = SVGA_3D_CMD_DEFINE_GB_SURFACE_V2; | |
1055 | cmd_len = sizeof(cmd2->body); | |
1056 | submit_len = sizeof(*cmd2); | |
1057 | } else { | |
1058 | cmd_id = SVGA_3D_CMD_DEFINE_GB_SURFACE; | |
1059 | cmd_len = sizeof(cmd->body); | |
1060 | submit_len = sizeof(*cmd); | |
1061 | } | |
1062 | ||
a97e2192 | 1063 | cmd = vmw_fifo_reserve(dev_priv, submit_len); |
d80efd5c | 1064 | cmd2 = (typeof(cmd2))cmd; |
a97e2192 TH |
1065 | if (unlikely(cmd == NULL)) { |
1066 | DRM_ERROR("Failed reserving FIFO space for surface " | |
1067 | "creation.\n"); | |
1068 | ret = -ENOMEM; | |
1069 | goto out_no_fifo; | |
1070 | } | |
1071 | ||
d80efd5c TH |
1072 | if (srf->array_size > 0) { |
1073 | cmd2->header.id = cmd_id; | |
1074 | cmd2->header.size = cmd_len; | |
1075 | cmd2->body.sid = srf->res.id; | |
1076 | cmd2->body.surfaceFlags = srf->flags; | |
1077 | cmd2->body.format = cpu_to_le32(srf->format); | |
1078 | cmd2->body.numMipLevels = srf->mip_levels[0]; | |
1079 | cmd2->body.multisampleCount = srf->multisample_count; | |
1080 | cmd2->body.autogenFilter = srf->autogen_filter; | |
1081 | cmd2->body.size.width = srf->base_size.width; | |
1082 | cmd2->body.size.height = srf->base_size.height; | |
1083 | cmd2->body.size.depth = srf->base_size.depth; | |
1084 | cmd2->body.arraySize = srf->array_size; | |
1085 | } else { | |
1086 | cmd->header.id = cmd_id; | |
1087 | cmd->header.size = cmd_len; | |
1088 | cmd->body.sid = srf->res.id; | |
1089 | cmd->body.surfaceFlags = srf->flags; | |
1090 | cmd->body.format = cpu_to_le32(srf->format); | |
1091 | cmd->body.numMipLevels = srf->mip_levels[0]; | |
1092 | cmd->body.multisampleCount = srf->multisample_count; | |
1093 | cmd->body.autogenFilter = srf->autogen_filter; | |
1094 | cmd->body.size.width = srf->base_size.width; | |
1095 | cmd->body.size.height = srf->base_size.height; | |
1096 | cmd->body.size.depth = srf->base_size.depth; | |
1097 | } | |
1098 | ||
a97e2192 TH |
1099 | vmw_fifo_commit(dev_priv, submit_len); |
1100 | ||
1101 | return 0; | |
1102 | ||
1103 | out_no_fifo: | |
1104 | vmw_resource_release_id(res); | |
1105 | out_no_id: | |
153b3d5b | 1106 | vmw_fifo_resource_dec(dev_priv); |
a97e2192 TH |
1107 | return ret; |
1108 | } | |
1109 | ||
1110 | ||
1111 | static int vmw_gb_surface_bind(struct vmw_resource *res, | |
1112 | struct ttm_validate_buffer *val_buf) | |
1113 | { | |
1114 | struct vmw_private *dev_priv = res->dev_priv; | |
1115 | struct { | |
1116 | SVGA3dCmdHeader header; | |
1117 | SVGA3dCmdBindGBSurface body; | |
1118 | } *cmd1; | |
1119 | struct { | |
1120 | SVGA3dCmdHeader header; | |
1121 | SVGA3dCmdUpdateGBSurface body; | |
1122 | } *cmd2; | |
1123 | uint32_t submit_size; | |
1124 | struct ttm_buffer_object *bo = val_buf->bo; | |
1125 | ||
1126 | BUG_ON(bo->mem.mem_type != VMW_PL_MOB); | |
1127 | ||
1128 | submit_size = sizeof(*cmd1) + (res->backup_dirty ? sizeof(*cmd2) : 0); | |
1129 | ||
1130 | cmd1 = vmw_fifo_reserve(dev_priv, submit_size); | |
1131 | if (unlikely(cmd1 == NULL)) { | |
1132 | DRM_ERROR("Failed reserving FIFO space for surface " | |
1133 | "binding.\n"); | |
1134 | return -ENOMEM; | |
1135 | } | |
1136 | ||
1137 | cmd1->header.id = SVGA_3D_CMD_BIND_GB_SURFACE; | |
1138 | cmd1->header.size = sizeof(cmd1->body); | |
1139 | cmd1->body.sid = res->id; | |
1140 | cmd1->body.mobid = bo->mem.start; | |
1141 | if (res->backup_dirty) { | |
1142 | cmd2 = (void *) &cmd1[1]; | |
1143 | cmd2->header.id = SVGA_3D_CMD_UPDATE_GB_SURFACE; | |
1144 | cmd2->header.size = sizeof(cmd2->body); | |
1145 | cmd2->body.sid = res->id; | |
1146 | res->backup_dirty = false; | |
1147 | } | |
1148 | vmw_fifo_commit(dev_priv, submit_size); | |
1149 | ||
1150 | return 0; | |
1151 | } | |
1152 | ||
1153 | static int vmw_gb_surface_unbind(struct vmw_resource *res, | |
1154 | bool readback, | |
1155 | struct ttm_validate_buffer *val_buf) | |
1156 | { | |
1157 | struct vmw_private *dev_priv = res->dev_priv; | |
1158 | struct ttm_buffer_object *bo = val_buf->bo; | |
1159 | struct vmw_fence_obj *fence; | |
1160 | ||
1161 | struct { | |
1162 | SVGA3dCmdHeader header; | |
1163 | SVGA3dCmdReadbackGBSurface body; | |
1164 | } *cmd1; | |
1165 | struct { | |
1166 | SVGA3dCmdHeader header; | |
1985f999 | 1167 | SVGA3dCmdInvalidateGBSurface body; |
a97e2192 | 1168 | } *cmd2; |
1985f999 JB |
1169 | struct { |
1170 | SVGA3dCmdHeader header; | |
1171 | SVGA3dCmdBindGBSurface body; | |
1172 | } *cmd3; | |
a97e2192 TH |
1173 | uint32_t submit_size; |
1174 | uint8_t *cmd; | |
1175 | ||
1176 | ||
1177 | BUG_ON(bo->mem.mem_type != VMW_PL_MOB); | |
1178 | ||
1985f999 | 1179 | submit_size = sizeof(*cmd3) + (readback ? sizeof(*cmd1) : sizeof(*cmd2)); |
a97e2192 TH |
1180 | cmd = vmw_fifo_reserve(dev_priv, submit_size); |
1181 | if (unlikely(cmd == NULL)) { | |
1182 | DRM_ERROR("Failed reserving FIFO space for surface " | |
1183 | "unbinding.\n"); | |
1184 | return -ENOMEM; | |
1185 | } | |
1186 | ||
a97e2192 TH |
1187 | if (readback) { |
1188 | cmd1 = (void *) cmd; | |
1189 | cmd1->header.id = SVGA_3D_CMD_READBACK_GB_SURFACE; | |
1190 | cmd1->header.size = sizeof(cmd1->body); | |
1191 | cmd1->body.sid = res->id; | |
1985f999 JB |
1192 | cmd3 = (void *) &cmd1[1]; |
1193 | } else { | |
1194 | cmd2 = (void *) cmd; | |
1195 | cmd2->header.id = SVGA_3D_CMD_INVALIDATE_GB_SURFACE; | |
1196 | cmd2->header.size = sizeof(cmd2->body); | |
1197 | cmd2->body.sid = res->id; | |
1198 | cmd3 = (void *) &cmd2[1]; | |
a97e2192 | 1199 | } |
1985f999 JB |
1200 | |
1201 | cmd3->header.id = SVGA_3D_CMD_BIND_GB_SURFACE; | |
1202 | cmd3->header.size = sizeof(cmd3->body); | |
1203 | cmd3->body.sid = res->id; | |
1204 | cmd3->body.mobid = SVGA3D_INVALID_ID; | |
a97e2192 TH |
1205 | |
1206 | vmw_fifo_commit(dev_priv, submit_size); | |
1207 | ||
1208 | /* | |
1209 | * Create a fence object and fence the backup buffer. | |
1210 | */ | |
1211 | ||
1212 | (void) vmw_execbuf_fence_commands(NULL, dev_priv, | |
1213 | &fence, NULL); | |
1214 | ||
1215 | vmw_fence_single_bo(val_buf->bo, fence); | |
1216 | ||
1217 | if (likely(fence != NULL)) | |
1218 | vmw_fence_obj_unreference(&fence); | |
1219 | ||
1220 | return 0; | |
1221 | } | |
1222 | ||
1223 | static int vmw_gb_surface_destroy(struct vmw_resource *res) | |
1224 | { | |
1225 | struct vmw_private *dev_priv = res->dev_priv; | |
d80efd5c | 1226 | struct vmw_surface *srf = vmw_res_to_srf(res); |
a97e2192 TH |
1227 | struct { |
1228 | SVGA3dCmdHeader header; | |
1229 | SVGA3dCmdDestroyGBSurface body; | |
1230 | } *cmd; | |
1231 | ||
1232 | if (likely(res->id == -1)) | |
1233 | return 0; | |
1234 | ||
173fb7d4 | 1235 | mutex_lock(&dev_priv->binding_mutex); |
d80efd5c TH |
1236 | vmw_view_surface_list_destroy(dev_priv, &srf->view_list); |
1237 | vmw_binding_res_list_scrub(&res->binding_head); | |
173fb7d4 | 1238 | |
a97e2192 TH |
1239 | cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); |
1240 | if (unlikely(cmd == NULL)) { | |
1241 | DRM_ERROR("Failed reserving FIFO space for surface " | |
1242 | "destruction.\n"); | |
3e894a62 | 1243 | mutex_unlock(&dev_priv->binding_mutex); |
a97e2192 TH |
1244 | return -ENOMEM; |
1245 | } | |
1246 | ||
1247 | cmd->header.id = SVGA_3D_CMD_DESTROY_GB_SURFACE; | |
1248 | cmd->header.size = sizeof(cmd->body); | |
1249 | cmd->body.sid = res->id; | |
1250 | vmw_fifo_commit(dev_priv, sizeof(*cmd)); | |
173fb7d4 | 1251 | mutex_unlock(&dev_priv->binding_mutex); |
a97e2192 | 1252 | vmw_resource_release_id(res); |
153b3d5b | 1253 | vmw_fifo_resource_dec(dev_priv); |
a97e2192 TH |
1254 | |
1255 | return 0; | |
1256 | } | |
1257 | ||
233826a7 | 1258 | |
a97e2192 TH |
1259 | /** |
1260 | * vmw_gb_surface_define_ioctl - Ioctl function implementing | |
1261 | * the user surface define functionality. | |
1262 | * | |
1263 | * @dev: Pointer to a struct drm_device. | |
1264 | * @data: Pointer to data copied from / to user-space. | |
1265 | * @file_priv: Pointer to a drm file private structure. | |
1266 | */ | |
1267 | int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data, | |
1268 | struct drm_file *file_priv) | |
1269 | { | |
1270 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1271 | struct vmw_user_surface *user_srf; | |
1272 | struct vmw_surface *srf; | |
1273 | struct vmw_resource *res; | |
1274 | struct vmw_resource *tmp; | |
1275 | union drm_vmw_gb_surface_create_arg *arg = | |
1276 | (union drm_vmw_gb_surface_create_arg *)data; | |
1277 | struct drm_vmw_gb_surface_create_req *req = &arg->req; | |
1278 | struct drm_vmw_gb_surface_create_rep *rep = &arg->rep; | |
1279 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
1280 | int ret; | |
1281 | uint32_t size; | |
a97e2192 TH |
1282 | uint32_t backup_handle; |
1283 | ||
233826a7 | 1284 | |
a97e2192 TH |
1285 | if (unlikely(vmw_user_surface_size == 0)) |
1286 | vmw_user_surface_size = ttm_round_pot(sizeof(*user_srf)) + | |
1287 | 128; | |
1288 | ||
1289 | size = vmw_user_surface_size + 128; | |
1290 | ||
233826a7 SY |
1291 | /* Define a surface based on the parameters. */ |
1292 | ret = vmw_surface_gb_priv_define(dev, | |
1293 | size, | |
1294 | req->svga3d_flags, | |
1295 | req->format, | |
1296 | req->drm_surface_flags & drm_vmw_surface_flag_scanout, | |
1297 | req->mip_levels, | |
1298 | req->multisample_count, | |
d80efd5c | 1299 | req->array_size, |
233826a7 SY |
1300 | req->base_size, |
1301 | &srf); | |
a97e2192 TH |
1302 | if (unlikely(ret != 0)) |
1303 | return ret; | |
1304 | ||
233826a7 | 1305 | user_srf = container_of(srf, struct vmw_user_surface, srf); |
6d10aab8 TH |
1306 | if (drm_is_primary_client(file_priv)) |
1307 | user_srf->master = drm_master_get(file_priv->master); | |
a97e2192 | 1308 | |
233826a7 | 1309 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
a97e2192 | 1310 | if (unlikely(ret != 0)) |
233826a7 SY |
1311 | return ret; |
1312 | ||
1313 | res = &user_srf->srf.res; | |
a97e2192 | 1314 | |
233826a7 | 1315 | |
d80efd5c | 1316 | if (req->buffer_handle != SVGA3D_INVALID_ID) { |
a97e2192 TH |
1317 | ret = vmw_user_dmabuf_lookup(tfile, req->buffer_handle, |
1318 | &res->backup); | |
d80efd5c TH |
1319 | if (ret == 0 && res->backup->base.num_pages * PAGE_SIZE < |
1320 | res->backup_size) { | |
1321 | DRM_ERROR("Surface backup buffer is too small.\n"); | |
1322 | vmw_dmabuf_unreference(&res->backup); | |
1323 | ret = -EINVAL; | |
1324 | goto out_unlock; | |
1325 | } | |
1326 | } else if (req->drm_surface_flags & drm_vmw_surface_flag_create_buffer) | |
a97e2192 TH |
1327 | ret = vmw_user_dmabuf_alloc(dev_priv, tfile, |
1328 | res->backup_size, | |
1329 | req->drm_surface_flags & | |
1330 | drm_vmw_surface_flag_shareable, | |
1331 | &backup_handle, | |
1332 | &res->backup); | |
1333 | ||
1334 | if (unlikely(ret != 0)) { | |
1335 | vmw_resource_unreference(&res); | |
1336 | goto out_unlock; | |
1337 | } | |
1338 | ||
233826a7 | 1339 | tmp = vmw_resource_reference(res); |
a97e2192 TH |
1340 | ret = ttm_prime_object_init(tfile, res->backup_size, &user_srf->prime, |
1341 | req->drm_surface_flags & | |
1342 | drm_vmw_surface_flag_shareable, | |
1343 | VMW_RES_SURFACE, | |
1344 | &vmw_user_surface_base_release, NULL); | |
1345 | ||
1346 | if (unlikely(ret != 0)) { | |
1347 | vmw_resource_unreference(&tmp); | |
1348 | vmw_resource_unreference(&res); | |
1349 | goto out_unlock; | |
1350 | } | |
1351 | ||
233826a7 | 1352 | rep->handle = user_srf->prime.base.hash.key; |
a97e2192 TH |
1353 | rep->backup_size = res->backup_size; |
1354 | if (res->backup) { | |
1355 | rep->buffer_map_handle = | |
1356 | drm_vma_node_offset_addr(&res->backup->base.vma_node); | |
1357 | rep->buffer_size = res->backup->base.num_pages * PAGE_SIZE; | |
1358 | rep->buffer_handle = backup_handle; | |
1359 | } else { | |
1360 | rep->buffer_map_handle = 0; | |
1361 | rep->buffer_size = 0; | |
1362 | rep->buffer_handle = SVGA3D_INVALID_ID; | |
1363 | } | |
1364 | ||
1365 | vmw_resource_unreference(&res); | |
1366 | ||
a97e2192 | 1367 | out_unlock: |
294adf7d | 1368 | ttm_read_unlock(&dev_priv->reservation_sem); |
a97e2192 TH |
1369 | return ret; |
1370 | } | |
1371 | ||
1372 | /** | |
1373 | * vmw_gb_surface_reference_ioctl - Ioctl function implementing | |
1374 | * the user surface reference functionality. | |
1375 | * | |
1376 | * @dev: Pointer to a struct drm_device. | |
1377 | * @data: Pointer to data copied from / to user-space. | |
1378 | * @file_priv: Pointer to a drm file private structure. | |
1379 | */ | |
1380 | int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data, | |
1381 | struct drm_file *file_priv) | |
1382 | { | |
1383 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1384 | union drm_vmw_gb_surface_reference_arg *arg = | |
1385 | (union drm_vmw_gb_surface_reference_arg *)data; | |
1386 | struct drm_vmw_surface_arg *req = &arg->req; | |
1387 | struct drm_vmw_gb_surface_ref_rep *rep = &arg->rep; | |
1388 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
1389 | struct vmw_surface *srf; | |
1390 | struct vmw_user_surface *user_srf; | |
1391 | struct ttm_base_object *base; | |
1392 | uint32_t backup_handle; | |
1393 | int ret = -EINVAL; | |
1394 | ||
adebcb20 TH |
1395 | ret = vmw_surface_handle_reference(dev_priv, file_priv, req->sid, |
1396 | req->handle_type, &base); | |
1397 | if (unlikely(ret != 0)) | |
1398 | return ret; | |
a97e2192 TH |
1399 | |
1400 | user_srf = container_of(base, struct vmw_user_surface, prime.base); | |
1401 | srf = &user_srf->srf; | |
1402 | if (srf->res.backup == NULL) { | |
1403 | DRM_ERROR("Shared GB surface is missing a backup buffer.\n"); | |
1404 | goto out_bad_resource; | |
1405 | } | |
1406 | ||
a97e2192 TH |
1407 | mutex_lock(&dev_priv->cmdbuf_mutex); /* Protect res->backup */ |
1408 | ret = vmw_user_dmabuf_reference(tfile, srf->res.backup, | |
1409 | &backup_handle); | |
1410 | mutex_unlock(&dev_priv->cmdbuf_mutex); | |
1411 | ||
1412 | if (unlikely(ret != 0)) { | |
1413 | DRM_ERROR("Could not add a reference to a GB surface " | |
1414 | "backup buffer.\n"); | |
adebcb20 | 1415 | (void) ttm_ref_object_base_unref(tfile, base->hash.key, |
a97e2192 TH |
1416 | TTM_REF_USAGE); |
1417 | goto out_bad_resource; | |
1418 | } | |
1419 | ||
1420 | rep->creq.svga3d_flags = srf->flags; | |
1421 | rep->creq.format = srf->format; | |
1422 | rep->creq.mip_levels = srf->mip_levels[0]; | |
1423 | rep->creq.drm_surface_flags = 0; | |
1424 | rep->creq.multisample_count = srf->multisample_count; | |
1425 | rep->creq.autogen_filter = srf->autogen_filter; | |
d80efd5c | 1426 | rep->creq.array_size = srf->array_size; |
a97e2192 TH |
1427 | rep->creq.buffer_handle = backup_handle; |
1428 | rep->creq.base_size = srf->base_size; | |
1429 | rep->crep.handle = user_srf->prime.base.hash.key; | |
1430 | rep->crep.backup_size = srf->res.backup_size; | |
1431 | rep->crep.buffer_handle = backup_handle; | |
1432 | rep->crep.buffer_map_handle = | |
1433 | drm_vma_node_offset_addr(&srf->res.backup->base.vma_node); | |
1434 | rep->crep.buffer_size = srf->res.backup->base.num_pages * PAGE_SIZE; | |
1435 | ||
1436 | out_bad_resource: | |
1437 | ttm_base_object_unref(&base); | |
1438 | ||
1439 | return ret; | |
1440 | } | |
233826a7 SY |
1441 | |
1442 | /** | |
1443 | * vmw_surface_gb_priv_define - Define a private GB surface | |
1444 | * | |
1445 | * @dev: Pointer to a struct drm_device | |
1446 | * @user_accounting_size: Used to track user-space memory usage, set | |
1447 | * to 0 for kernel mode only memory | |
1448 | * @svga3d_flags: SVGA3d surface flags for the device | |
1449 | * @format: requested surface format | |
1450 | * @for_scanout: true if inteded to be used for scanout buffer | |
1451 | * @num_mip_levels: number of MIP levels | |
1452 | * @multisample_count: | |
d80efd5c | 1453 | * @array_size: Surface array size. |
233826a7 SY |
1454 | * @size: width, heigh, depth of the surface requested |
1455 | * @user_srf_out: allocated user_srf. Set to NULL on failure. | |
1456 | * | |
1457 | * GB surfaces allocated by this function will not have a user mode handle, and | |
1458 | * thus will only be visible to vmwgfx. For optimization reasons the | |
1459 | * surface may later be given a user mode handle by another function to make | |
1460 | * it available to user mode drivers. | |
1461 | */ | |
1462 | int vmw_surface_gb_priv_define(struct drm_device *dev, | |
1463 | uint32_t user_accounting_size, | |
1464 | uint32_t svga3d_flags, | |
1465 | SVGA3dSurfaceFormat format, | |
1466 | bool for_scanout, | |
1467 | uint32_t num_mip_levels, | |
1468 | uint32_t multisample_count, | |
d80efd5c | 1469 | uint32_t array_size, |
233826a7 SY |
1470 | struct drm_vmw_size size, |
1471 | struct vmw_surface **srf_out) | |
1472 | { | |
1473 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1474 | struct vmw_user_surface *user_srf; | |
1475 | struct vmw_surface *srf; | |
1476 | int ret; | |
d80efd5c | 1477 | u32 num_layers; |
233826a7 SY |
1478 | |
1479 | *srf_out = NULL; | |
1480 | ||
1481 | if (for_scanout) { | |
1482 | if (!svga3dsurface_is_screen_target_format(format)) { | |
1483 | DRM_ERROR("Invalid Screen Target surface format."); | |
1484 | return -EINVAL; | |
1485 | } | |
1486 | } else { | |
1487 | const struct svga3d_surface_desc *desc; | |
1488 | ||
1489 | desc = svga3dsurface_get_desc(format); | |
1490 | if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) { | |
1491 | DRM_ERROR("Invalid surface format.\n"); | |
1492 | return -EINVAL; | |
1493 | } | |
1494 | } | |
1495 | ||
d80efd5c TH |
1496 | /* array_size must be null for non-GL3 host. */ |
1497 | if (array_size > 0 && !dev_priv->has_dx) { | |
1498 | DRM_ERROR("Tried to create DX surface on non-DX host.\n"); | |
1499 | return -EINVAL; | |
1500 | } | |
1501 | ||
233826a7 SY |
1502 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
1503 | if (unlikely(ret != 0)) | |
1504 | return ret; | |
1505 | ||
1506 | ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv), | |
1507 | user_accounting_size, false, true); | |
1508 | if (unlikely(ret != 0)) { | |
1509 | if (ret != -ERESTARTSYS) | |
1510 | DRM_ERROR("Out of graphics memory for surface" | |
1511 | " creation.\n"); | |
1512 | goto out_unlock; | |
1513 | } | |
1514 | ||
1515 | user_srf = kzalloc(sizeof(*user_srf), GFP_KERNEL); | |
1516 | if (unlikely(user_srf == NULL)) { | |
1517 | ret = -ENOMEM; | |
1518 | goto out_no_user_srf; | |
1519 | } | |
1520 | ||
1521 | *srf_out = &user_srf->srf; | |
1522 | user_srf->size = user_accounting_size; | |
1523 | user_srf->prime.base.shareable = false; | |
1524 | user_srf->prime.base.tfile = NULL; | |
1525 | ||
1526 | srf = &user_srf->srf; | |
1527 | srf->flags = svga3d_flags; | |
1528 | srf->format = format; | |
1529 | srf->scanout = for_scanout; | |
1530 | srf->mip_levels[0] = num_mip_levels; | |
1531 | srf->num_sizes = 1; | |
1532 | srf->sizes = NULL; | |
1533 | srf->offsets = NULL; | |
1534 | srf->base_size = size; | |
1535 | srf->autogen_filter = SVGA3D_TEX_FILTER_NONE; | |
2f633e5e | 1536 | srf->array_size = array_size; |
233826a7 SY |
1537 | srf->multisample_count = multisample_count; |
1538 | ||
d80efd5c TH |
1539 | if (array_size) |
1540 | num_layers = array_size; | |
1541 | else if (svga3d_flags & SVGA3D_SURFACE_CUBEMAP) | |
1542 | num_layers = SVGA3D_MAX_SURFACE_FACES; | |
1543 | else | |
1544 | num_layers = 1; | |
1545 | ||
1546 | srf->res.backup_size = | |
1547 | svga3dsurface_get_serialized_size(srf->format, | |
1548 | srf->base_size, | |
1549 | srf->mip_levels[0], | |
1550 | num_layers); | |
1551 | ||
1552 | if (srf->flags & SVGA3D_SURFACE_BIND_STREAM_OUTPUT) | |
1553 | srf->res.backup_size += sizeof(SVGA3dDXSOState); | |
233826a7 | 1554 | |
35c05125 SY |
1555 | if (dev_priv->active_display_unit == vmw_du_screen_target && |
1556 | for_scanout) | |
1557 | srf->flags |= SVGA3D_SURFACE_SCREENTARGET; | |
1558 | ||
233826a7 SY |
1559 | /* |
1560 | * From this point, the generic resource management functions | |
1561 | * destroy the object on failure. | |
1562 | */ | |
1563 | ret = vmw_surface_init(dev_priv, srf, vmw_user_surface_free); | |
1564 | ||
1565 | ttm_read_unlock(&dev_priv->reservation_sem); | |
1566 | return ret; | |
1567 | ||
1568 | out_no_user_srf: | |
1569 | ttm_mem_global_free(vmw_mem_glob(dev_priv), user_accounting_size); | |
1570 | ||
1571 | out_unlock: | |
1572 | ttm_read_unlock(&dev_priv->reservation_sem); | |
1573 | return ret; | |
1574 | } |