1 /**********************************************************
2 * Copyright 2009-2015 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_BUFFER_H_
28 #define VMW_BUFFER_H_
29
30 #include <assert.h>
31 #include "pipe/p_compiler.h"
32 #include "pipebuffer/pb_bufmgr.h"
33 #include "util/u_debug_flush.h"
34
35
36 #define VMW_BUFFER_USAGE_SHARED (1 << 20)
37 #define VMW_BUFFER_USAGE_SYNC (1 << 21)
38
39 struct SVGAGuestPtr;
40 struct pb_buffer;
41 struct pb_manager;
42 struct svga_winsys_buffer;
43 struct svga_winsys_surface;
44 struct vmw_winsys_screen;
45
46 struct vmw_buffer_desc {
47 struct pb_desc pb_desc;
48 struct vmw_region *region;
49 };
50
51
52 #ifdef DEBUG
53
54 struct pb_buffer *
55 vmw_pb_buffer(struct svga_winsys_buffer *buffer);
56 struct svga_winsys_buffer *
57 vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer);
58 struct debug_flush_buf *
59 vmw_debug_flush_buf(struct svga_winsys_buffer *buffer);
60
61 #else
62 static inline struct pb_buffer *
vmw_pb_buffer(struct svga_winsys_buffer * buffer)63 vmw_pb_buffer(struct svga_winsys_buffer *buffer)
64 {
65 assert(buffer);
66 return (struct pb_buffer *)buffer;
67 }
68
69
70 static inline struct svga_winsys_buffer *
vmw_svga_winsys_buffer_wrap(struct pb_buffer * buffer)71 vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer)
72 {
73 return (struct svga_winsys_buffer *)buffer;
74 }
75 #endif
76
77 void
78 vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws,
79 struct svga_winsys_buffer *buf);
80 void *
81 vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws,
82 struct svga_winsys_buffer *buf,
83 unsigned flags);
84
85 void
86 vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws,
87 struct svga_winsys_buffer *buf);
88
89 struct pb_manager *
90 vmw_gmr_bufmgr_create(struct vmw_winsys_screen *vws);
91
92 boolean
93 vmw_gmr_bufmgr_region_ptr(struct pb_buffer *buf,
94 struct SVGAGuestPtr *ptr);
95
96
97 #endif /* VMW_BUFFER_H_ */
98