1 /*
2 * Copyright 2014, 2015 Red Hat.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23 #include <stdio.h>
24 #include "util/u_surface.h"
25 #include "util/u_memory.h"
26 #include "util/format/u_format.h"
27 #include "util/u_inlines.h"
28 #include "util/os_time.h"
29 #include "frontend/sw_winsys.h"
30 #include "os/os_mman.h"
31
32 #include "virgl_vtest_winsys.h"
33 #include "virgl_vtest_public.h"
34
35 /* Gets a pointer to the virgl_hw_res containing the pointed to cache entry. */
36 #define cache_entry_container_res(ptr) \
37 (struct virgl_hw_res*)((char*)ptr - offsetof(struct virgl_hw_res, cache_entry))
38
39 static void *virgl_vtest_resource_map(struct virgl_winsys *vws,
40 struct virgl_hw_res *res);
41 static void virgl_vtest_resource_unmap(struct virgl_winsys *vws,
42 struct virgl_hw_res *res);
43
can_cache_resource_with_bind(uint32_t bind)44 static inline boolean can_cache_resource_with_bind(uint32_t bind)
45 {
46 return bind == VIRGL_BIND_CONSTANT_BUFFER ||
47 bind == VIRGL_BIND_INDEX_BUFFER ||
48 bind == VIRGL_BIND_VERTEX_BUFFER ||
49 bind == VIRGL_BIND_CUSTOM ||
50 bind == VIRGL_BIND_STAGING;
51 }
52
vtest_get_transfer_size(struct virgl_hw_res * res,const struct pipe_box * box,uint32_t stride,uint32_t layer_stride,uint32_t level,uint32_t * valid_stride_p)53 static uint32_t vtest_get_transfer_size(struct virgl_hw_res *res,
54 const struct pipe_box *box,
55 uint32_t stride, uint32_t layer_stride,
56 uint32_t level, uint32_t *valid_stride_p)
57 {
58 uint32_t valid_stride, valid_layer_stride;
59
60 valid_stride = util_format_get_stride(res->format, box->width);
61 if (stride) {
62 if (box->height > 1)
63 valid_stride = stride;
64 }
65
66 valid_layer_stride = util_format_get_2d_size(res->format, valid_stride,
67 box->height);
68 if (layer_stride) {
69 if (box->depth > 1)
70 valid_layer_stride = layer_stride;
71 }
72
73 *valid_stride_p = valid_stride;
74 return valid_layer_stride * box->depth;
75 }
76
77 static int
virgl_vtest_transfer_put(struct virgl_winsys * vws,struct virgl_hw_res * res,const struct pipe_box * box,uint32_t stride,uint32_t layer_stride,uint32_t buf_offset,uint32_t level)78 virgl_vtest_transfer_put(struct virgl_winsys *vws,
79 struct virgl_hw_res *res,
80 const struct pipe_box *box,
81 uint32_t stride, uint32_t layer_stride,
82 uint32_t buf_offset, uint32_t level)
83 {
84 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
85 uint32_t size;
86 void *ptr;
87 uint32_t valid_stride;
88
89 size = vtest_get_transfer_size(res, box, stride, layer_stride, level,
90 &valid_stride);
91
92 virgl_vtest_send_transfer_put(vtws, res->res_handle,
93 level, stride, layer_stride,
94 box, size, buf_offset);
95
96 if (vtws->protocol_version >= 2)
97 return 0;
98
99 ptr = virgl_vtest_resource_map(vws, res);
100 virgl_vtest_send_transfer_put_data(vtws, ptr + buf_offset, size);
101 virgl_vtest_resource_unmap(vws, res);
102 return 0;
103 }
104
105 static int
virgl_vtest_transfer_get_internal(struct virgl_winsys * vws,struct virgl_hw_res * res,const struct pipe_box * box,uint32_t stride,uint32_t layer_stride,uint32_t buf_offset,uint32_t level,bool flush_front_buffer)106 virgl_vtest_transfer_get_internal(struct virgl_winsys *vws,
107 struct virgl_hw_res *res,
108 const struct pipe_box *box,
109 uint32_t stride, uint32_t layer_stride,
110 uint32_t buf_offset, uint32_t level,
111 bool flush_front_buffer)
112 {
113 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
114 uint32_t size;
115 void *ptr;
116 uint32_t valid_stride;
117
118 size = vtest_get_transfer_size(res, box, stride, layer_stride, level,
119 &valid_stride);
120 virgl_vtest_send_transfer_get(vtws, res->res_handle,
121 level, stride, layer_stride,
122 box, size, buf_offset);
123
124 if (flush_front_buffer || vtws->protocol_version >= 2)
125 virgl_vtest_busy_wait(vtws, res->res_handle, VCMD_BUSY_WAIT_FLAG_WAIT);
126
127 if (vtws->protocol_version >= 2) {
128 if (flush_front_buffer) {
129 if (box->depth > 1 || box->z > 1) {
130 fprintf(stderr, "Expected a 2D resource, received a 3D resource\n");
131 return -1;
132 }
133
134 void *dt_map;
135 uint32_t shm_stride;
136
137 /*
138 * The display target is aligned to 64 bytes, while the shared resource
139 * between the client/server is not.
140 */
141 shm_stride = util_format_get_stride(res->format, res->width);
142 ptr = virgl_vtest_resource_map(vws, res);
143 dt_map = vtws->sws->displaytarget_map(vtws->sws, res->dt, 0);
144
145 util_copy_rect(dt_map, res->format, res->stride, box->x, box->y,
146 box->width, box->height, ptr, shm_stride, box->x,
147 box->y);
148
149 virgl_vtest_resource_unmap(vws, res);
150 vtws->sws->displaytarget_unmap(vtws->sws, res->dt);
151 }
152 } else {
153 ptr = virgl_vtest_resource_map(vws, res);
154 virgl_vtest_recv_transfer_get_data(vtws, ptr + buf_offset, size,
155 valid_stride, box, res->format);
156 virgl_vtest_resource_unmap(vws, res);
157 }
158
159 return 0;
160 }
161
162 static int
virgl_vtest_transfer_get(struct virgl_winsys * vws,struct virgl_hw_res * res,const struct pipe_box * box,uint32_t stride,uint32_t layer_stride,uint32_t buf_offset,uint32_t level)163 virgl_vtest_transfer_get(struct virgl_winsys *vws,
164 struct virgl_hw_res *res,
165 const struct pipe_box *box,
166 uint32_t stride, uint32_t layer_stride,
167 uint32_t buf_offset, uint32_t level)
168 {
169 return virgl_vtest_transfer_get_internal(vws, res, box, stride,
170 layer_stride, buf_offset,
171 level, false);
172 }
173
virgl_hw_res_destroy(struct virgl_vtest_winsys * vtws,struct virgl_hw_res * res)174 static void virgl_hw_res_destroy(struct virgl_vtest_winsys *vtws,
175 struct virgl_hw_res *res)
176 {
177 virgl_vtest_send_resource_unref(vtws, res->res_handle);
178 if (res->dt)
179 vtws->sws->displaytarget_destroy(vtws->sws, res->dt);
180 if (vtws->protocol_version >= 2) {
181 if (res->ptr)
182 os_munmap(res->ptr, res->size);
183 } else {
184 align_free(res->ptr);
185 }
186
187 FREE(res);
188 }
189
virgl_vtest_resource_is_busy(struct virgl_winsys * vws,struct virgl_hw_res * res)190 static boolean virgl_vtest_resource_is_busy(struct virgl_winsys *vws,
191 struct virgl_hw_res *res)
192 {
193 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
194
195 /* implement busy check */
196 int ret;
197 ret = virgl_vtest_busy_wait(vtws, res->res_handle, 0);
198
199 if (ret < 0)
200 return FALSE;
201
202 return ret == 1 ? TRUE : FALSE;
203 }
204
virgl_vtest_resource_reference(struct virgl_winsys * vws,struct virgl_hw_res ** dres,struct virgl_hw_res * sres)205 static void virgl_vtest_resource_reference(struct virgl_winsys *vws,
206 struct virgl_hw_res **dres,
207 struct virgl_hw_res *sres)
208 {
209 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
210 struct virgl_hw_res *old = *dres;
211
212 if (pipe_reference(&(*dres)->reference, &sres->reference)) {
213 if (!can_cache_resource_with_bind(old->bind)) {
214 virgl_hw_res_destroy(vtws, old);
215 } else {
216 mtx_lock(&vtws->mutex);
217 virgl_resource_cache_add(&vtws->cache, &old->cache_entry);
218 mtx_unlock(&vtws->mutex);
219 }
220 }
221 *dres = sres;
222 }
223
224 static struct virgl_hw_res *
virgl_vtest_winsys_resource_create(struct virgl_winsys * vws,enum pipe_texture_target target,uint32_t format,uint32_t bind,uint32_t width,uint32_t height,uint32_t depth,uint32_t array_size,uint32_t last_level,uint32_t nr_samples,uint32_t size)225 virgl_vtest_winsys_resource_create(struct virgl_winsys *vws,
226 enum pipe_texture_target target,
227 uint32_t format,
228 uint32_t bind,
229 uint32_t width,
230 uint32_t height,
231 uint32_t depth,
232 uint32_t array_size,
233 uint32_t last_level,
234 uint32_t nr_samples,
235 uint32_t size)
236 {
237 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
238 struct virgl_hw_res *res;
239 static int handle = 1;
240 int fd = -1;
241
242 res = CALLOC_STRUCT(virgl_hw_res);
243 if (!res)
244 return NULL;
245
246 if (bind & (VIRGL_BIND_DISPLAY_TARGET | VIRGL_BIND_SCANOUT)) {
247 res->dt = vtws->sws->displaytarget_create(vtws->sws, bind, format,
248 width, height, 64, NULL,
249 &res->stride);
250
251 } else if (vtws->protocol_version < 2) {
252 res->ptr = align_malloc(size, 64);
253 if (!res->ptr) {
254 FREE(res);
255 return NULL;
256 }
257 }
258
259 res->bind = bind;
260 res->format = format;
261 res->height = height;
262 res->width = width;
263 res->size = size;
264 virgl_vtest_send_resource_create(vtws, handle, target, pipe_to_virgl_format(format), bind,
265 width, height, depth, array_size,
266 last_level, nr_samples, size, &fd);
267
268 if (vtws->protocol_version >= 2) {
269 if (res->size == 0) {
270 res->ptr = NULL;
271 goto out;
272 }
273
274 if (fd < 0) {
275 FREE(res);
276 fprintf(stderr, "Unable to get a valid fd\n");
277 return NULL;
278 }
279
280 res->ptr = os_mmap(NULL, res->size, PROT_WRITE | PROT_READ, MAP_SHARED,
281 fd, 0);
282
283 if (res->ptr == MAP_FAILED) {
284 fprintf(stderr, "Client failed to map shared memory region\n");
285 close(fd);
286 FREE(res);
287 return NULL;
288 }
289
290 close(fd);
291 }
292
293 out:
294 virgl_resource_cache_entry_init(&res->cache_entry, size, bind, format, 0);
295 res->res_handle = handle++;
296 pipe_reference_init(&res->reference, 1);
297 p_atomic_set(&res->num_cs_references, 0);
298 return res;
299 }
300
virgl_vtest_resource_map(struct virgl_winsys * vws,struct virgl_hw_res * res)301 static void *virgl_vtest_resource_map(struct virgl_winsys *vws,
302 struct virgl_hw_res *res)
303 {
304 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
305
306 /*
307 * With protocol v0 we can either have a display target or a resource backing
308 * store. With protocol v2 we can have both, so only return the memory mapped
309 * backing store in this function. We can copy to the display target when
310 * appropriate.
311 */
312 if (vtws->protocol_version >= 2 || !res->dt) {
313 res->mapped = res->ptr;
314 return res->mapped;
315 } else {
316 return vtws->sws->displaytarget_map(vtws->sws, res->dt, 0);
317 }
318 }
319
virgl_vtest_resource_unmap(struct virgl_winsys * vws,struct virgl_hw_res * res)320 static void virgl_vtest_resource_unmap(struct virgl_winsys *vws,
321 struct virgl_hw_res *res)
322 {
323 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
324 if (res->mapped)
325 res->mapped = NULL;
326
327 if (res->dt && vtws->protocol_version < 2)
328 vtws->sws->displaytarget_unmap(vtws->sws, res->dt);
329 }
330
virgl_vtest_resource_wait(struct virgl_winsys * vws,struct virgl_hw_res * res)331 static void virgl_vtest_resource_wait(struct virgl_winsys *vws,
332 struct virgl_hw_res *res)
333 {
334 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
335
336 virgl_vtest_busy_wait(vtws, res->res_handle, VCMD_BUSY_WAIT_FLAG_WAIT);
337 }
338
339 static struct virgl_hw_res *
virgl_vtest_winsys_resource_cache_create(struct virgl_winsys * vws,enum pipe_texture_target target,uint32_t format,uint32_t bind,uint32_t width,uint32_t height,uint32_t depth,uint32_t array_size,uint32_t last_level,uint32_t nr_samples,uint32_t flags,uint32_t size)340 virgl_vtest_winsys_resource_cache_create(struct virgl_winsys *vws,
341 enum pipe_texture_target target,
342 uint32_t format,
343 uint32_t bind,
344 uint32_t width,
345 uint32_t height,
346 uint32_t depth,
347 uint32_t array_size,
348 uint32_t last_level,
349 uint32_t nr_samples,
350 uint32_t flags,
351 uint32_t size)
352 {
353 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
354 struct virgl_hw_res *res;
355 struct virgl_resource_cache_entry *entry;
356
357 if (!can_cache_resource_with_bind(bind))
358 goto alloc;
359
360 mtx_lock(&vtws->mutex);
361
362 entry = virgl_resource_cache_remove_compatible(&vtws->cache, size,
363 bind, format, 0);
364 if (entry) {
365 res = cache_entry_container_res(entry);
366 mtx_unlock(&vtws->mutex);
367 pipe_reference_init(&res->reference, 1);
368 return res;
369 }
370
371 mtx_unlock(&vtws->mutex);
372
373 alloc:
374 res = virgl_vtest_winsys_resource_create(vws, target, format, bind,
375 width, height, depth, array_size,
376 last_level, nr_samples, size);
377 return res;
378 }
379
virgl_vtest_lookup_res(struct virgl_vtest_cmd_buf * cbuf,struct virgl_hw_res * res)380 static boolean virgl_vtest_lookup_res(struct virgl_vtest_cmd_buf *cbuf,
381 struct virgl_hw_res *res)
382 {
383 unsigned hash = res->res_handle & (sizeof(cbuf->is_handle_added)-1);
384 int i;
385
386 if (cbuf->is_handle_added[hash]) {
387 i = cbuf->reloc_indices_hashlist[hash];
388 if (cbuf->res_bo[i] == res)
389 return true;
390
391 for (i = 0; i < cbuf->cres; i++) {
392 if (cbuf->res_bo[i] == res) {
393 cbuf->reloc_indices_hashlist[hash] = i;
394 return true;
395 }
396 }
397 }
398 return false;
399 }
400
virgl_vtest_release_all_res(struct virgl_vtest_winsys * vtws,struct virgl_vtest_cmd_buf * cbuf)401 static void virgl_vtest_release_all_res(struct virgl_vtest_winsys *vtws,
402 struct virgl_vtest_cmd_buf *cbuf)
403 {
404 int i;
405
406 for (i = 0; i < cbuf->cres; i++) {
407 p_atomic_dec(&cbuf->res_bo[i]->num_cs_references);
408 virgl_vtest_resource_reference(&vtws->base, &cbuf->res_bo[i], NULL);
409 }
410 cbuf->cres = 0;
411 }
412
virgl_vtest_add_res(struct virgl_vtest_winsys * vtws,struct virgl_vtest_cmd_buf * cbuf,struct virgl_hw_res * res)413 static void virgl_vtest_add_res(struct virgl_vtest_winsys *vtws,
414 struct virgl_vtest_cmd_buf *cbuf,
415 struct virgl_hw_res *res)
416 {
417 unsigned hash = res->res_handle & (sizeof(cbuf->is_handle_added)-1);
418
419 if (cbuf->cres >= cbuf->nres) {
420 unsigned new_nres = cbuf->nres + 256;
421 struct virgl_hw_res **new_re_bo = REALLOC(cbuf->res_bo,
422 cbuf->nres * sizeof(struct virgl_hw_buf*),
423 new_nres * sizeof(struct virgl_hw_buf*));
424 if (!new_re_bo) {
425 fprintf(stderr,"failure to add relocation %d, %d\n", cbuf->cres, cbuf->nres);
426 return;
427 }
428
429 cbuf->res_bo = new_re_bo;
430 cbuf->nres = new_nres;
431 }
432
433 cbuf->res_bo[cbuf->cres] = NULL;
434 virgl_vtest_resource_reference(&vtws->base, &cbuf->res_bo[cbuf->cres], res);
435 cbuf->is_handle_added[hash] = TRUE;
436
437 cbuf->reloc_indices_hashlist[hash] = cbuf->cres;
438 p_atomic_inc(&res->num_cs_references);
439 cbuf->cres++;
440 }
441
virgl_vtest_cmd_buf_create(struct virgl_winsys * vws,uint32_t size)442 static struct virgl_cmd_buf *virgl_vtest_cmd_buf_create(struct virgl_winsys *vws,
443 uint32_t size)
444 {
445 struct virgl_vtest_cmd_buf *cbuf;
446
447 cbuf = CALLOC_STRUCT(virgl_vtest_cmd_buf);
448 if (!cbuf)
449 return NULL;
450
451 cbuf->nres = 512;
452 cbuf->res_bo = CALLOC(cbuf->nres, sizeof(struct virgl_hw_buf*));
453 if (!cbuf->res_bo) {
454 FREE(cbuf);
455 return NULL;
456 }
457
458 cbuf->buf = CALLOC(size, sizeof(uint32_t));
459 if (!cbuf->buf) {
460 FREE(cbuf->res_bo);
461 FREE(cbuf);
462 return NULL;
463 }
464
465 cbuf->ws = vws;
466 cbuf->base.buf = cbuf->buf;
467 return &cbuf->base;
468 }
469
virgl_vtest_cmd_buf_destroy(struct virgl_cmd_buf * _cbuf)470 static void virgl_vtest_cmd_buf_destroy(struct virgl_cmd_buf *_cbuf)
471 {
472 struct virgl_vtest_cmd_buf *cbuf = virgl_vtest_cmd_buf(_cbuf);
473
474 virgl_vtest_release_all_res(virgl_vtest_winsys(cbuf->ws), cbuf);
475 FREE(cbuf->res_bo);
476 FREE(cbuf->buf);
477 FREE(cbuf);
478 }
479
480 static struct pipe_fence_handle *
virgl_vtest_fence_create(struct virgl_winsys * vws)481 virgl_vtest_fence_create(struct virgl_winsys *vws)
482 {
483 struct virgl_hw_res *res;
484
485 /* Resources for fences should not be from the cache, since we are basing
486 * the fence status on the resource creation busy status.
487 */
488 res = virgl_vtest_winsys_resource_create(vws,
489 PIPE_BUFFER,
490 PIPE_FORMAT_R8_UNORM,
491 VIRGL_BIND_CUSTOM,
492 8, 1, 1, 0, 0, 0, 8);
493
494 return (struct pipe_fence_handle *)res;
495 }
496
virgl_vtest_winsys_submit_cmd(struct virgl_winsys * vws,struct virgl_cmd_buf * _cbuf,struct pipe_fence_handle ** fence)497 static int virgl_vtest_winsys_submit_cmd(struct virgl_winsys *vws,
498 struct virgl_cmd_buf *_cbuf,
499 struct pipe_fence_handle **fence)
500 {
501 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
502 struct virgl_vtest_cmd_buf *cbuf = virgl_vtest_cmd_buf(_cbuf);
503 int ret;
504
505 if (cbuf->base.cdw == 0)
506 return 0;
507
508 ret = virgl_vtest_submit_cmd(vtws, cbuf);
509 if (fence && ret == 0)
510 *fence = virgl_vtest_fence_create(vws);
511
512 virgl_vtest_release_all_res(vtws, cbuf);
513 memset(cbuf->is_handle_added, 0, sizeof(cbuf->is_handle_added));
514 cbuf->base.cdw = 0;
515 return ret;
516 }
517
virgl_vtest_emit_res(struct virgl_winsys * vws,struct virgl_cmd_buf * _cbuf,struct virgl_hw_res * res,boolean write_buf)518 static void virgl_vtest_emit_res(struct virgl_winsys *vws,
519 struct virgl_cmd_buf *_cbuf,
520 struct virgl_hw_res *res, boolean write_buf)
521 {
522 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
523 struct virgl_vtest_cmd_buf *cbuf = virgl_vtest_cmd_buf(_cbuf);
524 boolean already_in_list = virgl_vtest_lookup_res(cbuf, res);
525
526 if (write_buf)
527 cbuf->base.buf[cbuf->base.cdw++] = res->res_handle;
528 if (!already_in_list)
529 virgl_vtest_add_res(vtws, cbuf, res);
530 }
531
virgl_vtest_res_is_ref(struct virgl_winsys * vws,struct virgl_cmd_buf * _cbuf,struct virgl_hw_res * res)532 static boolean virgl_vtest_res_is_ref(struct virgl_winsys *vws,
533 struct virgl_cmd_buf *_cbuf,
534 struct virgl_hw_res *res)
535 {
536 if (!p_atomic_read(&res->num_cs_references))
537 return FALSE;
538
539 return TRUE;
540 }
541
virgl_vtest_get_caps(struct virgl_winsys * vws,struct virgl_drm_caps * caps)542 static int virgl_vtest_get_caps(struct virgl_winsys *vws,
543 struct virgl_drm_caps *caps)
544 {
545 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
546
547 virgl_ws_fill_new_caps_defaults(caps);
548 return virgl_vtest_send_get_caps(vtws, caps);
549 }
550
551 static struct pipe_fence_handle *
virgl_cs_create_fence(struct virgl_winsys * vws,int fd)552 virgl_cs_create_fence(struct virgl_winsys *vws, int fd)
553 {
554 return virgl_vtest_fence_create(vws);
555 }
556
virgl_fence_wait(struct virgl_winsys * vws,struct pipe_fence_handle * fence,uint64_t timeout)557 static bool virgl_fence_wait(struct virgl_winsys *vws,
558 struct pipe_fence_handle *fence,
559 uint64_t timeout)
560 {
561 struct virgl_hw_res *res = virgl_hw_res(fence);
562
563 if (timeout == 0)
564 return !virgl_vtest_resource_is_busy(vws, res);
565
566 if (timeout != PIPE_TIMEOUT_INFINITE) {
567 int64_t start_time = os_time_get();
568 timeout /= 1000;
569 while (virgl_vtest_resource_is_busy(vws, res)) {
570 if (os_time_get() - start_time >= timeout)
571 return FALSE;
572 os_time_sleep(10);
573 }
574 return TRUE;
575 }
576 virgl_vtest_resource_wait(vws, res);
577 return TRUE;
578 }
579
virgl_fence_reference(struct virgl_winsys * vws,struct pipe_fence_handle ** dst,struct pipe_fence_handle * src)580 static void virgl_fence_reference(struct virgl_winsys *vws,
581 struct pipe_fence_handle **dst,
582 struct pipe_fence_handle *src)
583 {
584 struct virgl_vtest_winsys *vdws = virgl_vtest_winsys(vws);
585 virgl_vtest_resource_reference(&vdws->base, (struct virgl_hw_res **)dst,
586 virgl_hw_res(src));
587 }
588
virgl_vtest_flush_frontbuffer(struct virgl_winsys * vws,struct virgl_hw_res * res,unsigned level,unsigned layer,void * winsys_drawable_handle,struct pipe_box * sub_box)589 static void virgl_vtest_flush_frontbuffer(struct virgl_winsys *vws,
590 struct virgl_hw_res *res,
591 unsigned level, unsigned layer,
592 void *winsys_drawable_handle,
593 struct pipe_box *sub_box)
594 {
595 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
596 struct pipe_box box;
597 uint32_t offset = 0;
598 if (!res->dt)
599 return;
600
601 memset(&box, 0, sizeof(box));
602
603 if (sub_box) {
604 box = *sub_box;
605 offset = box.y / util_format_get_blockheight(res->format) * res->stride +
606 box.x / util_format_get_blockwidth(res->format) * util_format_get_blocksize(res->format);
607 } else {
608 box.z = layer;
609 box.width = res->width;
610 box.height = res->height;
611 box.depth = 1;
612 }
613
614 virgl_vtest_transfer_get_internal(vws, res, &box, res->stride, 0, offset,
615 level, true);
616
617 vtws->sws->displaytarget_display(vtws->sws, res->dt, winsys_drawable_handle,
618 sub_box);
619 }
620
621 static void
virgl_vtest_winsys_destroy(struct virgl_winsys * vws)622 virgl_vtest_winsys_destroy(struct virgl_winsys *vws)
623 {
624 struct virgl_vtest_winsys *vtws = virgl_vtest_winsys(vws);
625
626 virgl_resource_cache_flush(&vtws->cache);
627
628 mtx_destroy(&vtws->mutex);
629 FREE(vtws);
630 }
631
632 static bool
virgl_vtest_resource_cache_entry_is_busy(struct virgl_resource_cache_entry * entry,void * user_data)633 virgl_vtest_resource_cache_entry_is_busy(struct virgl_resource_cache_entry *entry,
634 void *user_data)
635 {
636 struct virgl_vtest_winsys *vtws = user_data;
637 struct virgl_hw_res *res = cache_entry_container_res(entry);
638
639 return virgl_vtest_resource_is_busy(&vtws->base, res);
640 }
641
642 static void
virgl_vtest_resource_cache_entry_release(struct virgl_resource_cache_entry * entry,void * user_data)643 virgl_vtest_resource_cache_entry_release(struct virgl_resource_cache_entry *entry,
644 void *user_data)
645 {
646 struct virgl_vtest_winsys *vtws = user_data;
647 struct virgl_hw_res *res = cache_entry_container_res(entry);
648
649 virgl_hw_res_destroy(vtws, res);
650 }
651
652 struct virgl_winsys *
virgl_vtest_winsys_wrap(struct sw_winsys * sws)653 virgl_vtest_winsys_wrap(struct sw_winsys *sws)
654 {
655 static const unsigned CACHE_TIMEOUT_USEC = 1000000;
656 struct virgl_vtest_winsys *vtws;
657
658 vtws = CALLOC_STRUCT(virgl_vtest_winsys);
659 if (!vtws)
660 return NULL;
661
662 virgl_vtest_connect(vtws);
663 vtws->sws = sws;
664
665 virgl_resource_cache_init(&vtws->cache, CACHE_TIMEOUT_USEC,
666 virgl_vtest_resource_cache_entry_is_busy,
667 virgl_vtest_resource_cache_entry_release,
668 vtws);
669 (void) mtx_init(&vtws->mutex, mtx_plain);
670
671 vtws->base.destroy = virgl_vtest_winsys_destroy;
672
673 vtws->base.transfer_put = virgl_vtest_transfer_put;
674 vtws->base.transfer_get = virgl_vtest_transfer_get;
675
676 vtws->base.resource_create = virgl_vtest_winsys_resource_cache_create;
677 vtws->base.resource_reference = virgl_vtest_resource_reference;
678 vtws->base.resource_map = virgl_vtest_resource_map;
679 vtws->base.resource_wait = virgl_vtest_resource_wait;
680 vtws->base.resource_is_busy = virgl_vtest_resource_is_busy;
681 vtws->base.cmd_buf_create = virgl_vtest_cmd_buf_create;
682 vtws->base.cmd_buf_destroy = virgl_vtest_cmd_buf_destroy;
683 vtws->base.submit_cmd = virgl_vtest_winsys_submit_cmd;
684
685 vtws->base.emit_res = virgl_vtest_emit_res;
686 vtws->base.res_is_referenced = virgl_vtest_res_is_ref;
687 vtws->base.get_caps = virgl_vtest_get_caps;
688
689 vtws->base.cs_create_fence = virgl_cs_create_fence;
690 vtws->base.fence_wait = virgl_fence_wait;
691 vtws->base.fence_reference = virgl_fence_reference;
692 vtws->base.supports_fences = 0;
693 vtws->base.supports_encoded_transfers = (vtws->protocol_version >= 2);
694
695 vtws->base.flush_frontbuffer = virgl_vtest_flush_frontbuffer;
696
697 return &vtws->base;
698 }
699