3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
5 * Inki Dae <inki.dae@samsung.com>
6 * Joonyoung Shim <jy0922.shim@samsung.com>
7 * Seung-Woo Kim <sw0312.kim@samsung.com>
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:
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
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.
29 #ifndef _EXYNOS_DRM_H_
30 #define _EXYNOS_DRM_H_
33 * User-desired buffer creation information structure.
35 * @size: user-desired memory allocation size.
36 * - this size value would be page-aligned internally.
37 * @flags: user request for setting memory type or cache attributes.
38 * @handle: returned a handle to created gem object.
39 * - this handle will be set by gem module of kernel side.
41 struct drm_exynos_gem_create {
48 * A structure for getting buffer offset.
50 * @handle: a pointer to gem object created.
51 * @pad: just padding to be 64-bit aligned.
52 * @offset: relatived offset value of the memory region allocated.
53 * - this value should be set by user.
55 struct drm_exynos_gem_map_off {
62 * A structure for mapping buffer.
64 * @handle: a handle to gem object created.
65 * @size: memory size to be mapped.
66 * @mapped: having user virtual address mmaped.
67 * - this variable would be filled by exynos gem module
68 * of kernel side with user virtual address which is allocated
71 struct drm_exynos_gem_mmap {
77 struct drm_exynos_plane_set_zpos {
82 /* memory type definitions. */
83 enum e_drm_exynos_gem_mem_type {
84 /* Physically Non-Continuous memory. */
85 EXYNOS_BO_NONCONTIG = 1 << 0
88 #define DRM_EXYNOS_GEM_CREATE 0x00
89 #define DRM_EXYNOS_GEM_MAP_OFFSET 0x01
90 #define DRM_EXYNOS_GEM_MMAP 0x02
91 /* Reserved 0x03 ~ 0x05 for exynos specific gem ioctl */
92 #define DRM_EXYNOS_PLANE_SET_ZPOS 0x06
94 #define DRM_IOCTL_EXYNOS_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + \
95 DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
97 #define DRM_IOCTL_EXYNOS_GEM_MAP_OFFSET DRM_IOWR(DRM_COMMAND_BASE + \
98 DRM_EXYNOS_GEM_MAP_OFFSET, struct drm_exynos_gem_map_off)
100 #define DRM_IOCTL_EXYNOS_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + \
101 DRM_EXYNOS_GEM_MMAP, struct drm_exynos_gem_mmap)
103 #define DRM_IOCTL_EXYNOS_PLANE_SET_ZPOS DRM_IOWR(DRM_COMMAND_BASE + \
104 DRM_EXYNOS_PLANE_SET_ZPOS, struct drm_exynos_plane_set_zpos)
109 * A structure for lcd panel information.
111 * @timing: default video mode for initializing
112 * @width_mm: physical size of lcd width.
113 * @height_mm: physical size of lcd height.
115 struct exynos_drm_panel_info {
116 struct fb_videomode timing;
122 * Platform Specific Structure for DRM based FIMD.
124 * @panel: default panel info for initializing
125 * @default_win: default window layer number to be used for UI.
126 * @bpp: default bit per pixel.
128 struct exynos_drm_fimd_pdata {
129 struct exynos_drm_panel_info panel;
132 unsigned int default_win;
137 * Platform Specific Structure for DRM based HDMI.
139 * @hdmi_dev: device point to specific hdmi driver.
140 * @mixer_dev: device point to specific mixer driver.
142 * this structure is used for common hdmi driver and each device object
143 * would be used to access specific device driver(hdmi or mixer driver)
145 struct exynos_drm_common_hdmi_pd {
146 struct device *hdmi_dev;
147 struct device *mixer_dev;
151 * Platform Specific Structure for DRM based HDMI core.
153 * @timing: default video mode for initializing
154 * @default_win: default window layer number to be used for UI.
155 * @bpp: default bit per pixel.
156 * @is_v13: set if hdmi version 13 is.
158 struct exynos_drm_hdmi_pdata {
159 struct fb_videomode timing;
160 unsigned int default_win;
162 unsigned int is_v13:1;
165 #endif /* __KERNEL__ */
166 #endif /* _EXYNOS_DRM_H_ */