1/*
2 * Copyright 2014, 2015 Red Hat.
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#ifndef VIRGL_H
24#define VIRGL_H
25
26#include "pipe/p_screen.h"
27#include "util/slab.h"
28#include "virgl_winsys.h"
29
30#define VIRGL_DEBUG_VERBOSE 1
31#define VIRGL_DEBUG_TGSI    2
32extern int virgl_debug;
33
34struct virgl_screen {
35   struct pipe_screen base;
36
37   int refcnt;
38
39   /* place for winsys to stash it's own stuff: */
40   void *winsys_priv;
41
42   struct virgl_winsys *vws;
43
44   struct virgl_drm_caps caps;
45
46   struct slab_parent_pool transfer_pool;
47
48   uint32_t sub_ctx_id;
49};
50
51
52static inline struct virgl_screen *
53virgl_screen(struct pipe_screen *pipe)
54{
55   return (struct virgl_screen *)pipe;
56}
57
58boolean
59virgl_has_readback_format(struct pipe_screen *screen, enum virgl_formats fmt);
60
61#define VIRGL_MAP_BUFFER_ALIGNMENT 64
62
63#endif
64