1/*
2 * Copyright © Microsoft 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 D3D12_FENCE_H
25#define D3D12_FENCE_H
26
27#include "util/u_inlines.h"
28
29#include "d3d12_common.h"
30
31struct pipe_screen;
32struct d3d12_screen;
33
34struct d3d12_fence {
35   struct pipe_reference reference;
36   ID3D12Fence *cmdqueue_fence;
37   HANDLE event;
38   int event_fd;
39   uint64_t value;
40   bool signaled;
41};
42
43static inline struct d3d12_fence *
44d3d12_fence(struct pipe_fence_handle *pfence)
45{
46   return (struct d3d12_fence *)pfence;
47}
48
49struct d3d12_fence *
50d3d12_create_fence(struct d3d12_screen *screen);
51
52struct d3d12_fence *
53d3d12_open_fence(struct d3d12_screen *screen, HANDLE handle, const void *name);
54
55void
56d3d12_fence_reference(struct d3d12_fence **ptr, struct d3d12_fence *fence);
57
58bool
59d3d12_fence_finish(struct d3d12_fence *fence, uint64_t timeout_ns);
60
61void
62d3d12_screen_fence_init(struct pipe_screen *pscreen);
63
64#endif
65