1/*
2 * Copyright © 2013 Keith Packard
3 *
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that copyright
7 * notice and this permission notice appear in supporting documentation, and
8 * that the name of the copyright holders not be used in advertising or
9 * publicity pertaining to distribution of the software without specific,
10 * written prior permission.  The copyright holders make no representations
11 * about the suitability of this software for any purpose.  It is provided "as
12 * is" without express or implied warranty.
13 *
14 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
20 * OF THIS SOFTWARE.
21 */
22
23#ifndef _MISYNCFD_H_
24#define _MISYNCFD_H_
25
26typedef int (*SyncScreenCreateFenceFromFdFunc) (ScreenPtr screen,
27                                                SyncFence *fence,
28                                                int fd,
29                                                Bool initially_triggered);
30
31typedef int (*SyncScreenGetFenceFdFunc) (ScreenPtr screen,
32                                      SyncFence *fence);
33
34#define SYNC_FD_SCREEN_FUNCS_VERSION    1
35
36typedef struct _syncFdScreenFuncs {
37    int                                 version;
38    SyncScreenCreateFenceFromFdFunc     CreateFenceFromFd;
39    SyncScreenGetFenceFdFunc            GetFenceFd;
40} SyncFdScreenFuncsRec, *SyncFdScreenFuncsPtr;
41
42extern _X_EXPORT Bool miSyncFdScreenInit(ScreenPtr pScreen,
43                                         const SyncFdScreenFuncsRec *funcs);
44
45#endif /* _MISYNCFD_H_ */
46