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 * @file
28 * Surfaces for VMware SVGA winsys.
29 *
30 * @author Jose Fonseca <jfonseca@vmware.com>
31 */
32
33
34 #ifndef VMW_SURFACE_H_
35 #define VMW_SURFACE_H_
36
37
38 #include "pipe/p_compiler.h"
39 #include "util/u_atomic.h"
40 #include "util/u_inlines.h"
41
42 #define VMW_MAX_PRESENTS 3
43
44
45
46 struct vmw_svga_winsys_surface
47 {
48 int32_t validated; /* atomic */
49 struct pipe_reference refcnt;
50
51 struct vmw_winsys_screen *screen;
52 uint32_t sid;
53
54 /* FIXME: make this thread safe */
55 unsigned next_present_no;
56 uint32_t present_fences[VMW_MAX_PRESENTS];
57 };
58
59
60 static INLINE struct svga_winsys_surface *
svga_winsys_surface(struct vmw_svga_winsys_surface * surf)61 svga_winsys_surface(struct vmw_svga_winsys_surface *surf)
62 {
63 assert(!surf || surf->sid != SVGA3D_INVALID_ID);
64 return (struct svga_winsys_surface *)surf;
65 }
66
67
68 static INLINE struct vmw_svga_winsys_surface *
vmw_svga_winsys_surface(struct svga_winsys_surface * surf)69 vmw_svga_winsys_surface(struct svga_winsys_surface *surf)
70 {
71 return (struct vmw_svga_winsys_surface *)surf;
72 }
73
74
75 void
76 vmw_svga_winsys_surface_reference(struct vmw_svga_winsys_surface **pdst,
77 struct vmw_svga_winsys_surface *src);
78
79 #endif /* VMW_SURFACE_H_ */
80