1 /*
2  * Copyright 2012 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
22  *
23  * Authors:
24  *      Christian König <christian.koenig@amd.com>
25  */
26 
27 #ifndef RADEONSI_RESOURCE_H
28 #define RADEONSI_RESOURCE_H
29 
30 #include "../../winsys/radeon/drm/radeon_winsys.h"
31 #include "util/u_transfer.h"
32 #include "util/u_inlines.h"
33 
34 struct si_resource {
35 	struct u_resource		b;
36 
37 	/* Winsys objects. */
38 	struct pb_buffer		*buf;
39 	struct radeon_winsys_cs_handle	*cs_buf;
40 
41 	/* Resource state. */
42 	unsigned			domains;
43 };
44 
45 static INLINE void
si_resource_reference(struct si_resource ** ptr,struct si_resource * res)46 si_resource_reference(struct si_resource **ptr, struct si_resource *res)
47 {
48 	pipe_resource_reference((struct pipe_resource **)ptr,
49 				(struct pipe_resource *)res);
50 }
51 
52 static INLINE struct si_resource *
si_resource(struct pipe_resource * r)53 si_resource(struct pipe_resource *r)
54 {
55         return (struct si_resource*)r;
56 }
57 
58 static INLINE struct si_resource *
si_resource_create_custom(struct pipe_screen * screen,unsigned usage,unsigned size)59 si_resource_create_custom(struct pipe_screen *screen,
60 			  unsigned usage, unsigned size)
61 {
62 	assert(size);
63 	return si_resource(pipe_buffer_create(screen,
64 		PIPE_BIND_CUSTOM, usage, size));
65 }
66 
67 #endif
68