1 /*
2 * Copyright © 2022 Imagination Technologies Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * 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 THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 */
23
24 #ifndef PVR_SRV_SYNC_H
25 #define PVR_SRV_SYNC_H
26
27 #include <stdbool.h>
28 #include <stddef.h>
29
30 #include "pvr_winsys.h"
31 #include "util/macros.h"
32 #include "vk_sync.h"
33
34 struct vk_device;
35
36 struct pvr_srv_sync {
37 struct vk_sync base;
38
39 /* Cached version of completion. */
40 bool signaled;
41
42 int fd;
43 };
44
45 extern const struct vk_sync_type pvr_srv_sync_type;
46
47 void pvr_srv_sync_finish(struct vk_device *device, struct vk_sync *sync);
48 void pvr_srv_set_sync_payload(struct pvr_srv_sync *srv_sync, int payload);
49
pvr_sync_type_is_srv_sync(const struct vk_sync_type * type)50 static inline bool pvr_sync_type_is_srv_sync(const struct vk_sync_type *type)
51 {
52 return type->finish == pvr_srv_sync_finish;
53 }
54
to_srv_sync(struct vk_sync * sync)55 static inline struct pvr_srv_sync *to_srv_sync(struct vk_sync *sync)
56 {
57 assert(!sync || pvr_sync_type_is_srv_sync(sync->type));
58 return container_of(sync, struct pvr_srv_sync, base);
59 }
60
61 #endif /* PVR_SRV_SYNC_H */
62