include/linux/omapfb.h

   1 /*
   2  * File: include/linux/omapfb.h
   3  *
   4  * Framebuffer driver for TI OMAP boards
   5  *
   6  * Copyright (C) 2004 Nokia Corporation
   7  * Author: Imre Deak <imre.deak@nokia.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by the
  11  * Free Software Foundation; either version 2 of the License, or (at your
  12  * option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22  */
  23
  24 #ifndef __LINUX_OMAPFB_H__
  25 #define __LINUX_OMAPFB_H__
  26
  27 #include <linux/fb.h>
  28 #include <linux/ioctl.h>
  29 #include <linux/types.h>
  30
  31 /* IOCTL commands. */
  32
  33 #define OMAP_IOW(num, dtype)    _IOW('O', num, dtype)
  34 #define OMAP_IOR(num, dtype)    _IOR('O', num, dtype)
  35 #define OMAP_IOWR(num, dtype)   _IOWR('O', num, dtype)
  36 #define OMAP_IO(num)            _IO('O', num)
  37
  38 #define OMAPFB_MIRROR           OMAP_IOW(31, int)
  39 #define OMAPFB_SYNC_GFX         OMAP_IO(37)
  40 #define OMAPFB_VSYNC            OMAP_IO(38)
  41 #define OMAPFB_SET_UPDATE_MODE  OMAP_IOW(40, int)
  42 #define OMAPFB_GET_CAPS         OMAP_IOR(42, struct omapfb_caps)
  43 #define OMAPFB_GET_UPDATE_MODE  OMAP_IOW(43, int)
  44 #define OMAPFB_LCD_TEST         OMAP_IOW(45, int)
  45 #define OMAPFB_CTRL_TEST        OMAP_IOW(46, int)
  46 #define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(47, struct omapfb_update_window_old)
  47 #define OMAPFB_SET_COLOR_KEY    OMAP_IOW(50, struct omapfb_color_key)
  48 #define OMAPFB_GET_COLOR_KEY    OMAP_IOW(51, struct omapfb_color_key)
  49 #define OMAPFB_SETUP_PLANE      OMAP_IOW(52, struct omapfb_plane_info)
  50 #define OMAPFB_QUERY_PLANE      OMAP_IOW(53, struct omapfb_plane_info)
  51 #define OMAPFB_UPDATE_WINDOW    OMAP_IOW(54, struct omapfb_update_window)
  52 #define OMAPFB_SETUP_MEM        OMAP_IOW(55, struct omapfb_mem_info)
  53 #define OMAPFB_QUERY_MEM        OMAP_IOW(56, struct omapfb_mem_info)
  54 #define OMAPFB_WAITFORVSYNC     OMAP_IO(57)
  55 #define OMAPFB_MEMORY_READ      OMAP_IOR(58, struct omapfb_memory_read)
  56 #define OMAPFB_GET_OVERLAY_COLORMODE OMAP_IOR(59, struct omapfb_ovl_colormode)
  57 #define OMAPFB_WAITFORGO        OMAP_IO(60)
  58 #define OMAPFB_GET_VRAM_INFO    OMAP_IOR(61, struct omapfb_vram_info)
  59 #define OMAPFB_SET_TEARSYNC     OMAP_IOW(62, struct omapfb_tearsync_info)
  60
  61 #define OMAPFB_CAPS_GENERIC_MASK        0x00000fff
  62 #define OMAPFB_CAPS_LCDC_MASK           0x00fff000
  63 #define OMAPFB_CAPS_PANEL_MASK          0xff000000
  64
  65 #define OMAPFB_CAPS_MANUAL_UPDATE       0x00001000
  66 #define OMAPFB_CAPS_TEARSYNC            0x00002000
  67 #define OMAPFB_CAPS_PLANE_RELOCATE_MEM  0x00004000
  68 #define OMAPFB_CAPS_PLANE_SCALE         0x00008000
  69 #define OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE 0x00010000
  70 #define OMAPFB_CAPS_WINDOW_SCALE        0x00020000
  71 #define OMAPFB_CAPS_WINDOW_OVERLAY      0x00040000
  72 #define OMAPFB_CAPS_WINDOW_ROTATE       0x00080000
  73 #define OMAPFB_CAPS_SET_BACKLIGHT       0x01000000
  74
  75 /* Values from DSP must map to lower 16-bits */
  76 #define OMAPFB_FORMAT_MASK              0x00ff
  77 #define OMAPFB_FORMAT_FLAG_DOUBLE       0x0100
  78 #define OMAPFB_FORMAT_FLAG_TEARSYNC     0x0200
  79 #define OMAPFB_FORMAT_FLAG_FORCE_VSYNC  0x0400
  80 #define OMAPFB_FORMAT_FLAG_ENABLE_OVERLAY       0x0800
  81 #define OMAPFB_FORMAT_FLAG_DISABLE_OVERLAY      0x1000
  82
  83 #define OMAPFB_MEMTYPE_SDRAM            0
  84 #define OMAPFB_MEMTYPE_SRAM             1
  85 #define OMAPFB_MEMTYPE_MAX              1
  86
  87 enum omapfb_color_format {
  88         OMAPFB_COLOR_RGB565 = 0,
  89         OMAPFB_COLOR_YUV422,
  90         OMAPFB_COLOR_YUV420,
  91         OMAPFB_COLOR_CLUT_8BPP,
  92         OMAPFB_COLOR_CLUT_4BPP,
  93         OMAPFB_COLOR_CLUT_2BPP,
  94         OMAPFB_COLOR_CLUT_1BPP,
  95         OMAPFB_COLOR_RGB444,
  96         OMAPFB_COLOR_YUY422,
  97
  98         OMAPFB_COLOR_ARGB16,
  99         OMAPFB_COLOR_RGB24U,    /* RGB24, 32-bit container */
 100         OMAPFB_COLOR_RGB24P,    /* RGB24, 24-bit container */
 101         OMAPFB_COLOR_ARGB32,
 102         OMAPFB_COLOR_RGBA32,
 103         OMAPFB_COLOR_RGBX32,
 104 };
 105
 106 struct omapfb_update_window {
 107         __u32 x, y;
 108         __u32 width, height;
 109         __u32 format;
 110         __u32 out_x, out_y;
 111         __u32 out_width, out_height;
 112         __u32 reserved[8];
 113 };
 114
 115 struct omapfb_update_window_old {
 116         __u32 x, y;
 117         __u32 width, height;
 118         __u32 format;
 119 };
 120
 121 enum omapfb_plane {
 122         OMAPFB_PLANE_GFX = 0,
 123         OMAPFB_PLANE_VID1,
 124         OMAPFB_PLANE_VID2,
 125 };
 126
 127 enum omapfb_channel_out {
 128         OMAPFB_CHANNEL_OUT_LCD = 0,
 129         OMAPFB_CHANNEL_OUT_DIGIT,
 130 };
 131
 132 struct omapfb_plane_info {
 133         __u32 pos_x;
 134         __u32 pos_y;
 135         __u8  enabled;
 136         __u8  channel_out;
 137         __u8  mirror;
 138         __u8  reserved1;
 139         __u32 out_width;
 140         __u32 out_height;
 141         __u32 reserved2[12];
 142 };
 143
 144 struct omapfb_mem_info {
 145         __u32 size;
 146         __u8  type;
 147         __u8  reserved[3];
 148 };
 149
 150 struct omapfb_caps {
 151         __u32 ctrl;
 152         __u32 plane_color;
 153         __u32 wnd_color;
 154 };
 155
 156 enum omapfb_color_key_type {
 157         OMAPFB_COLOR_KEY_DISABLED = 0,
 158         OMAPFB_COLOR_KEY_GFX_DST,
 159         OMAPFB_COLOR_KEY_VID_SRC,
 160 };
 161
 162 struct omapfb_color_key {
 163         __u8  channel_out;
 164         __u32 background;
 165         __u32 trans_key;
 166         __u8  key_type;
 167 };
 168
 169 enum omapfb_update_mode {
 170         OMAPFB_UPDATE_DISABLED = 0,
 171         OMAPFB_AUTO_UPDATE,
 172         OMAPFB_MANUAL_UPDATE
 173 };
 174
 175 struct omapfb_memory_read {
 176         __u16 x;
 177         __u16 y;
 178         __u16 w;
 179         __u16 h;
 180         size_t buffer_size;
 181         void __user *buffer;
 182 };
 183
 184 struct omapfb_ovl_colormode {
 185         __u8 overlay_idx;
 186         __u8 mode_idx;
 187         __u32 bits_per_pixel;
 188         __u32 nonstd;
 189         struct fb_bitfield red;
 190         struct fb_bitfield green;
 191         struct fb_bitfield blue;
 192         struct fb_bitfield transp;
 193 };
 194
 195 struct omapfb_vram_info {
 196         __u32 total;
 197         __u32 free;
 198         __u32 largest_free_block;
 199         __u32 reserved[5];
 200 };
 201
 202 struct omapfb_tearsync_info {
 203         __u8 enabled;
 204         __u8 reserved1[3];
 205         __u16 line;
 206         __u16 reserved2;
 207 };
 208
 209 #ifdef __KERNEL__
 210
 211 #include <plat/board.h>
 212
 213 #ifdef CONFIG_ARCH_OMAP1
 214 #define OMAPFB_PLANE_NUM                1
 215 #else
 216 #define OMAPFB_PLANE_NUM                3
 217 #endif
 218
 219 struct omapfb_mem_region {
 220         u32             paddr;
 221         void __iomem    *vaddr;
 222         unsigned long   size;
 223         u8              type;           /* OMAPFB_PLANE_MEM_* */
 224         enum omapfb_color_format format;/* OMAPFB_COLOR_* */
 225         unsigned        format_used:1;  /* Must be set when format is set.
 226                                          * Needed b/c of the badly chosen 0
 227                                          * base for OMAPFB_COLOR_* values
 228                                          */
 229         unsigned        alloc:1;        /* allocated by the driver */
 230         unsigned        map:1;          /* kernel mapped by the driver */
 231 };
 232
 233 struct omapfb_mem_desc {
 234         int                             region_cnt;
 235         struct omapfb_mem_region        region[OMAPFB_PLANE_NUM];
 236 };
 237
 238 struct omapfb_platform_data {
 239         struct omap_lcd_config          lcd;
 240         struct omapfb_mem_desc          mem_desc;
 241         void                            *ctrl_platform_data;
 242 };
 243
 244 /* in arch/arm/plat-omap/fb.c */
 245 extern void omapfb_set_platform_data(struct omapfb_platform_data *data);
 246 extern void omapfb_set_ctrl_platform_data(void *pdata);
 247 extern void omapfb_reserve_sdram(void);
 248
 249 #endif
 250
 251 #endif /* __OMAPFB_H */