1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * Rob Clark <robclark@freedesktop.org>
31 #include "util/u_inlines.h"
33 #include "freedreno_fence.h"
34 #include "freedreno_context.h"
35 #include "freedreno_util.h"
37 struct pipe_fence_handle
{
38 struct pipe_reference reference
;
39 struct fd_context
*ctx
;
40 struct fd_screen
*screen
;
45 static void fd_fence_destroy(struct pipe_fence_handle
*fence
)
47 if (fence
->fence_fd
!= -1)
48 close(fence
->fence_fd
);
52 void fd_fence_ref(struct pipe_screen
*pscreen
,
53 struct pipe_fence_handle
**ptr
,
54 struct pipe_fence_handle
*pfence
)
56 if (pipe_reference(&(*ptr
)->reference
, &pfence
->reference
))
57 fd_fence_destroy(*ptr
);
62 boolean
fd_fence_finish(struct pipe_screen
*pscreen
,
63 struct pipe_context
*ctx
,
64 struct pipe_fence_handle
*fence
,
67 if (fence
->fence_fd
!= -1) {
68 int ret
= sync_wait(fence
->fence_fd
, timeout
/ 1000000);
72 if (fd_pipe_wait_timeout(fence
->ctx
->pipe
, fence
->timestamp
, timeout
))
78 void fd_create_fence_fd(struct pipe_context
*pctx
,
79 struct pipe_fence_handle
**pfence
, int fd
)
81 *pfence
= fd_fence_create(fd_context(pctx
), 0, dup(fd
));
84 void fd_fence_server_sync(struct pipe_context
*pctx
,
85 struct pipe_fence_handle
*fence
)
87 struct fd_context
*ctx
= fd_context(pctx
);
88 struct fd_batch
*batch
= ctx
->batch
;
90 if (sync_accumulate("freedreno", &batch
->in_fence_fd
, fence
->fence_fd
)) {
95 int fd_fence_get_fd(struct pipe_screen
*pscreen
,
96 struct pipe_fence_handle
*fence
)
98 return dup(fence
->fence_fd
);
101 struct pipe_fence_handle
* fd_fence_create(struct fd_context
*ctx
,
102 uint32_t timestamp
, int fence_fd
)
104 struct pipe_fence_handle
*fence
;
106 fence
= CALLOC_STRUCT(pipe_fence_handle
);
110 pipe_reference_init(&fence
->reference
, 1);
113 fence
->screen
= ctx
->screen
;
114 fence
->timestamp
= timestamp
;
115 fence
->fence_fd
= fence_fd
;