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 #define OMAPFB_GET_DISPLAY_INFO OMAP_IOR(63, struct omapfb_display_info) 61 #define OMAPFB_ENABLEVSYNC OMAP_IOW(64, int) 62 63 #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff 64 #define OMAPFB_CAPS_LCDC_MASK 0x00fff000 65 #define OMAPFB_CAPS_PANEL_MASK 0xff000000 66 67 #define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000 68 #define OMAPFB_CAPS_TEARSYNC 0x00002000 69 #define OMAPFB_CAPS_PLANE_RELOCATE_MEM 0x00004000 70 #define OMAPFB_CAPS_PLANE_SCALE 0x00008000 71 #define OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE 0x00010000 72 #define OMAPFB_CAPS_WINDOW_SCALE 0x00020000 73 #define OMAPFB_CAPS_WINDOW_OVERLAY 0x00040000 74 #define OMAPFB_CAPS_WINDOW_ROTATE 0x00080000 75 #define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000 76 77 /* Values from DSP must map to lower 16-bits */ 78 #define OMAPFB_FORMAT_MASK 0x00ff 79 #define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100 80 #define OMAPFB_FORMAT_FLAG_TEARSYNC 0x0200 81 #define OMAPFB_FORMAT_FLAG_FORCE_VSYNC 0x0400 82 #define OMAPFB_FORMAT_FLAG_ENABLE_OVERLAY 0x0800 83 #define OMAPFB_FORMAT_FLAG_DISABLE_OVERLAY 0x1000 84 85 #define OMAPFB_MEMTYPE_SDRAM 0 86 #define OMAPFB_MEMTYPE_SRAM 1 87 #define OMAPFB_MEMTYPE_MAX 1 88 89 #define OMAPFB_MEM_IDX_ENABLED 0x80 90 #define OMAPFB_MEM_IDX_MASK 0x7f 91 92 enum omapfb_color_format { 93 OMAPFB_COLOR_RGB565 = 0, 94 OMAPFB_COLOR_YUV422, 95 OMAPFB_COLOR_YUV420, 96 OMAPFB_COLOR_CLUT_8BPP, 97 OMAPFB_COLOR_CLUT_4BPP, 98 OMAPFB_COLOR_CLUT_2BPP, 99 OMAPFB_COLOR_CLUT_1BPP, 100 OMAPFB_COLOR_RGB444, 101 OMAPFB_COLOR_YUY422, 102 103 OMAPFB_COLOR_ARGB16, 104 OMAPFB_COLOR_RGB24U, /* RGB24, 32-bit container */ 105 OMAPFB_COLOR_RGB24P, /* RGB24, 24-bit container */ 106 OMAPFB_COLOR_ARGB32, 107 OMAPFB_COLOR_RGBA32, 108 OMAPFB_COLOR_RGBX32, 109 }; 110 111 struct omapfb_update_window { 112 __u32 x, y; 113 __u32 width, height; 114 __u32 format; 115 __u32 out_x, out_y; 116 __u32 out_width, out_height; 117 __u32 reserved[8]; 118 }; 119 120 struct omapfb_update_window_old { 121 __u32 x, y; 122 __u32 width, height; 123 __u32 format; 124 }; 125 126 enum omapfb_plane { 127 OMAPFB_PLANE_GFX = 0, 128 OMAPFB_PLANE_VID1, 129 OMAPFB_PLANE_VID2, 130 }; 131 132 enum omapfb_channel_out { 133 OMAPFB_CHANNEL_OUT_LCD = 0, 134 OMAPFB_CHANNEL_OUT_DIGIT, 135 }; 136 137 struct omapfb_plane_info { 138 __u32 pos_x; 139 __u32 pos_y; 140 __u8 enabled; 141 __u8 channel_out; 142 __u8 mirror; 143 __u8 mem_idx; 144 __u32 out_width; 145 __u32 out_height; 146 __u32 reserved2[12]; 147 }; 148 149 struct omapfb_mem_info { 150 __u32 size; 151 __u8 type; 152 __u8 reserved[3]; 153 }; 154 155 struct omapfb_caps { 156 __u32 ctrl; 157 __u32 plane_color; 158 __u32 wnd_color; 159 }; 160 161 enum omapfb_color_key_type { 162 OMAPFB_COLOR_KEY_DISABLED = 0, 163 OMAPFB_COLOR_KEY_GFX_DST, 164 OMAPFB_COLOR_KEY_VID_SRC, 165 }; 166 167 struct omapfb_color_key { 168 __u8 channel_out; 169 __u32 background; 170 __u32 trans_key; 171 __u8 key_type; 172 }; 173 174 enum omapfb_update_mode { 175 OMAPFB_UPDATE_DISABLED = 0, 176 OMAPFB_AUTO_UPDATE, 177 OMAPFB_MANUAL_UPDATE 178 }; 179 180 struct omapfb_memory_read { 181 __u16 x; 182 __u16 y; 183 __u16 w; 184 __u16 h; 185 size_t buffer_size; 186 void __user *buffer; 187 }; 188 189 struct omapfb_ovl_colormode { 190 __u8 overlay_idx; 191 __u8 mode_idx; 192 __u32 bits_per_pixel; 193 __u32 nonstd; 194 struct fb_bitfield red; 195 struct fb_bitfield green; 196 struct fb_bitfield blue; 197 struct fb_bitfield transp; 198 }; 199 200 struct omapfb_vram_info { 201 __u32 total; 202 __u32 free; 203 __u32 largest_free_block; 204 __u32 reserved[5]; 205 }; 206 207 struct omapfb_tearsync_info { 208 __u8 enabled; 209 __u8 reserved1[3]; 210 __u16 line; 211 __u16 reserved2; 212 }; 213 214 struct omapfb_display_info { 215 __u16 xres; 216 __u16 yres; 217 __u32 width; /* phys width of the display in micrometers */ 218 __u32 height; /* phys height of the display in micrometers */ 219 __u32 reserved[5]; 220 }; 221 222 #ifdef __KERNEL__ 223 224 #include <plat/board.h> 225 226 #ifdef CONFIG_ARCH_OMAP1 227 #define OMAPFB_PLANE_NUM 1 228 #else 229 #define OMAPFB_PLANE_NUM 3 230 #endif 231 232 struct omapfb_mem_region { 233 u32 paddr; 234 void __iomem *vaddr; 235 unsigned long size; 236 u8 type; /* OMAPFB_PLANE_MEM_* */ 237 enum omapfb_color_format format;/* OMAPFB_COLOR_* */ 238 unsigned format_used:1; /* Must be set when format is set. 239 * Needed b/c of the badly chosen 0 240 * base for OMAPFB_COLOR_* values 241 */ 242 unsigned alloc:1; /* allocated by the driver */ 243 unsigned map:1; /* kernel mapped by the driver */ 244 }; 245 246 struct omapfb_mem_desc { 247 int region_cnt; 248 struct omapfb_mem_region region[OMAPFB_PLANE_NUM]; 249 }; 250 251 struct omapfb_platform_data { 252 struct omap_lcd_config lcd; 253 struct omapfb_mem_desc mem_desc; 254 void *ctrl_platform_data; 255 }; 256 257 /* in arch/arm/plat-omap/fb.c */ 258 extern void omapfb_set_platform_data(struct omapfb_platform_data *data); 259 extern void omapfb_set_ctrl_platform_data(void *pdata); 260 extern void omapfb_reserve_sdram_memblock(void); 261 262 /* helper methods that may be used by other modules */ 263 enum omap_color_mode; 264 struct omap_video_timings; 265 int omapfb_mode_to_dss_mode(struct fb_var_screeninfo *var, 266 enum omap_color_mode *mode); 267 void omapfb_fb2dss_timings(struct fb_videomode *fb_timings, 268 struct omap_video_timings *dss_timings); 269 void omapfb_dss2fb_timings(struct omap_video_timings *dss_timings, 270 struct fb_videomode *fb_timings); 271 272 #endif 273 274 #endif /* __OMAPFB_H */ 275