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 /* These extra flags are used wherever the pb_usage_flags enum type is used */
37 #define VMW_BUFFER_USAGE_SHARED (1 << 20)
38 #define VMW_BUFFER_USAGE_SYNC (1 << 21)
39
40 struct SVGAGuestPtr;
41 struct pb_buffer;
42 struct pb_manager;
43 struct svga_winsys_buffer;
44 struct svga_winsys_surface;
45 struct vmw_winsys_screen;
46
47 struct vmw_buffer_desc {
48 struct pb_desc pb_desc;
49 struct vmw_region *region;
50 };
51
52
53 #ifdef DEBUG
54
55 struct pb_buffer *
56 vmw_pb_buffer(struct svga_winsys_buffer *buffer);
57 struct svga_winsys_buffer *
58 vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer);
59 struct debug_flush_buf *
60 vmw_debug_flush_buf(struct svga_winsys_buffer *buffer);
61
62 #else
63 static inline struct pb_buffer *
vmw_pb_buffer(struct svga_winsys_buffer * buffer)64 vmw_pb_buffer(struct svga_winsys_buffer *buffer)
65 {
66 assert(buffer);
67 return (struct pb_buffer *)buffer;
68 }
69
70
71 static inline struct svga_winsys_buffer *
vmw_svga_winsys_buffer_wrap(struct pb_buffer * buffer)72 vmw_svga_winsys_buffer_wrap(struct pb_buffer *buffer)
73 {
74 return (struct svga_winsys_buffer *)buffer;
75 }
76 #endif
77
78 void
79 vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws,
80 struct svga_winsys_buffer *buf);
81 void *
82 vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws,
83 struct svga_winsys_buffer *buf,
84 unsigned flags);
85
86 void
87 vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws,
88 struct svga_winsys_buffer *buf);
89
90 struct pb_manager *
91 vmw_gmr_bufmgr_create(struct vmw_winsys_screen *vws);
92
93 boolean
94 vmw_gmr_bufmgr_region_ptr(struct pb_buffer *buf,
95 struct SVGAGuestPtr *ptr);
96
97
98 #endif /* VMW_BUFFER_H_ */
99