1 /**********************************************************
2  * Copyright 2009 VMware, Inc.  All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person
5  * obtaining a copy of this software and associated documentation
6  * files (the "Software"), to deal in the Software without
7  * restriction, including without limitation the rights to use, copy,
8  * modify, merge, publish, distribute, sublicense, and/or sell copies
9  * of the Software, and to permit persons to whom the Software is
10  * furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  *
24  **********************************************************/
25 
26 
27 #ifndef VMW_FENCE_H_
28 #define VMW_FENCE_H_
29 
30 
31 #include "pipe/p_compiler.h"
32 
33 
34 struct pipe_fence_handle;
35 struct pb_fence_ops;
36 struct vmw_winsys_screen;
37 
38 
39 struct pipe_fence_handle *
40 vmw_fence_create(uint32_t handle, uint32_t mask);
41 
42 int
43 vmw_fence_finish(struct vmw_winsys_screen *vws,
44 		 struct pipe_fence_handle *fence,
45 		 unsigned flag);
46 int
47 vmw_fence_signalled(struct vmw_winsys_screen *vws,
48 		    struct pipe_fence_handle *fence,
49 		    unsigned flag);
50 void
51 vmw_fence_reference(struct vmw_winsys_screen *vws,
52 		    struct pipe_fence_handle **ptr,
53 		    struct pipe_fence_handle *fence);
54 
55 struct pb_fence_ops *
56 vmw_fence_ops_create(struct vmw_winsys_screen *vws);
57 
58 
59 
60 #endif /* VMW_FENCE_H_ */
61