1 /*
2 * Copyright © 2018 Intel Corporation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #ifndef CROCUS_FENCE_H
25 #define CROCUS_FENCE_H
26
27 #include "util/u_inlines.h"
28
29 struct pipe_screen;
30 struct crocus_screen;
31 struct crocus_batch;
32
33 struct crocus_syncobj {
34 struct pipe_reference ref;
35 uint32_t handle;
36 };
37
38 void crocus_init_context_fence_functions(struct pipe_context *ctx);
39 void crocus_init_screen_fence_functions(struct pipe_screen *screen);
40
41 struct crocus_syncobj *crocus_create_syncobj(struct crocus_screen *screen);
42 void crocus_syncobj_destroy(struct crocus_screen *, struct crocus_syncobj *);
43 void crocus_batch_add_syncobj(struct crocus_batch *batch,
44 struct crocus_syncobj *syncobj,
45 unsigned flags);
46 bool crocus_wait_syncobj(struct pipe_screen *screen,
47 struct crocus_syncobj *syncobj,
48 int64_t timeout_nsec);
49 static inline void
crocus_syncobj_reference(struct crocus_screen * screen,struct crocus_syncobj ** dst,struct crocus_syncobj * src)50 crocus_syncobj_reference(struct crocus_screen *screen,
51 struct crocus_syncobj **dst,
52 struct crocus_syncobj *src)
53 {
54 if (pipe_reference(&(*dst)->ref, &src->ref))
55 crocus_syncobj_destroy(screen, *dst);
56
57 *dst = src;
58 }
59
60 #endif
61