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-rw-r--r--include/drm/exynos_drm.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h
new file mode 100644
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+++ b/include/drm/exynos_drm.h
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1/* exynos_drm.h
2 *
3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
4 * Authors:
5 * Inki Dae <inki.dae@samsung.com>
6 * Joonyoung Shim <jy0922.shim@samsung.com>
7 * Seung-Woo Kim <sw0312.kim@samsung.com>
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the next
17 * paragraph) shall be included in all copies or substantial portions of the
18 * Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
24 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
25 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 * OTHER DEALINGS IN THE SOFTWARE.
27 */
28
29#ifndef _EXYNOS_DRM_H_
30#define _EXYNOS_DRM_H_
31
32/**
33 * User-desired buffer creation information structure.
34 *
35 * @size: requested size for the object.
36 * - this size value would be page-aligned internally.
37 * @flags: user request for setting memory type or cache attributes.
38 * @handle: returned handle for the object.
39 */
40struct drm_exynos_gem_create {
41 unsigned int size;
42 unsigned int flags;
43 unsigned int handle;
44};
45
46/**
47 * A structure for getting buffer offset.
48 *
49 * @handle: a pointer to gem object created.
50 * @pad: just padding to be 64-bit aligned.
51 * @offset: relatived offset value of the memory region allocated.
52 * - this value should be set by user.
53 */
54struct drm_exynos_gem_map_off {
55 unsigned int handle;
56 unsigned int pad;
57 uint64_t offset;
58};
59
60/**
61 * A structure for mapping buffer.
62 *
63 * @handle: a handle to gem object created.
64 * @size: memory size to be mapped.
65 * @mapped: having user virtual address mmaped.
66 * - this variable would be filled by exynos gem module
67 * of kernel side with user virtual address which is allocated
68 * by do_mmap().
69 */
70struct drm_exynos_gem_mmap {
71 unsigned int handle;
72 unsigned int size;
73 uint64_t mapped;
74};
75
76#define DRM_EXYNOS_GEM_CREATE 0x00
77#define DRM_EXYNOS_GEM_MAP_OFFSET 0x01
78#define DRM_EXYNOS_GEM_MMAP 0x02
79
80#define DRM_IOCTL_EXYNOS_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + \
81 DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
82
83#define DRM_IOCTL_EXYNOS_GEM_MAP_OFFSET DRM_IOWR(DRM_COMMAND_BASE + \
84 DRM_EXYNOS_GEM_MAP_OFFSET, struct drm_exynos_gem_map_off)
85
86#define DRM_IOCTL_EXYNOS_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + \
87 DRM_EXYNOS_GEM_MMAP, struct drm_exynos_gem_mmap)
88
89/**
90 * Platform Specific Structure for DRM based FIMD.
91 *
92 * @timing: default video mode for initializing
93 * @default_win: default window layer number to be used for UI.
94 * @bpp: default bit per pixel.
95 */
96struct exynos_drm_fimd_pdata {
97 struct fb_videomode timing;
98 u32 vidcon0;
99 u32 vidcon1;
100 unsigned int default_win;
101 unsigned int bpp;
102};
103
104#endif