radeon_drm_bo.h revision 6ccab620a0e7364ab6c0d902b3ddf58ee988f7fa 
1/*
2 * Copyright © 2008 Jérôme Glisse
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
15 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
16 * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
17 * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
24 * of the Software.
25 */
26/*
27 * Authors:
28 *      Jérôme Glisse <glisse@freedesktop.org>
29 */
30#ifndef RADEON_DRM_BUFFER_H
31#define RADEON_DRM_BUFFER_H
32
33#include "radeon_winsys.h"
34#include "pipebuffer/pb_bufmgr.h"
35
36#define RADEON_PB_USAGE_CACHE       (1 << 28)
37#define RADEON_PB_USAGE_DOMAIN_GTT  (1 << 29)
38#define RADEON_PB_USAGE_DOMAIN_VRAM (1 << 30)
39
40struct radeon_bomgr;
41
42struct radeon_bo {
43    struct pb_buffer base;
44    struct radeon_bomgr *mgr;
45
46    void *ptr;
47    uint32_t size;
48    uint32_t handle;
49    uint32_t name;
50
51    int cref;
52
53    boolean flinked;
54    uint32_t flink;
55};
56
57struct pb_manager *radeon_bomgr_create(struct radeon_drm_winsys *rws);
58struct pb_buffer *radeon_bomgr_create_bo_from_handle(struct pb_manager *_mgr,
59							      uint32_t handle);
60boolean radeon_bomgr_get_handle(struct pb_buffer *_buf,
61				     struct winsys_handle *whandle);
62void radeon_bomgr_init_functions(struct radeon_drm_winsys *ws);
63
64void radeon_bo_unref(struct radeon_bo *buf);
65
66
67static INLINE void radeon_bo_ref(struct radeon_bo *bo)
68{
69    p_atomic_inc(&bo->cref);
70}
71
72static INLINE struct pb_buffer *
73pb_buffer(struct r300_winsys_bo *buffer)
74{
75    return (struct pb_buffer *)buffer;
76}
77
78#endif
79