Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _LINUX_FB_H |
| 2 | #define _LINUX_FB_H |
| 3 | |
| 4 | #include <asm/types.h> |
| 5 | |
| 6 | /* Definitions of frame buffers */ |
| 7 | |
| 8 | #define FB_MAJOR 29 |
| 9 | #define FB_MAX 32 /* sufficient for now */ |
| 10 | |
| 11 | /* ioctls |
| 12 | 0x46 is 'F' */ |
| 13 | #define FBIOGET_VSCREENINFO 0x4600 |
| 14 | #define FBIOPUT_VSCREENINFO 0x4601 |
| 15 | #define FBIOGET_FSCREENINFO 0x4602 |
| 16 | #define FBIOGETCMAP 0x4604 |
| 17 | #define FBIOPUTCMAP 0x4605 |
| 18 | #define FBIOPAN_DISPLAY 0x4606 |
| 19 | #ifdef __KERNEL__ |
| 20 | #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user) |
| 21 | #else |
| 22 | #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) |
| 23 | #endif |
| 24 | /* 0x4607-0x460B are defined below */ |
| 25 | /* #define FBIOGET_MONITORSPEC 0x460C */ |
| 26 | /* #define FBIOPUT_MONITORSPEC 0x460D */ |
| 27 | /* #define FBIOSWITCH_MONIBIT 0x460E */ |
| 28 | #define FBIOGET_CON2FBMAP 0x460F |
| 29 | #define FBIOPUT_CON2FBMAP 0x4610 |
| 30 | #define FBIOBLANK 0x4611 /* arg: 0 or vesa level + 1 */ |
| 31 | #define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank) |
| 32 | #define FBIO_ALLOC 0x4613 |
| 33 | #define FBIO_FREE 0x4614 |
| 34 | #define FBIOGET_GLYPH 0x4615 |
| 35 | #define FBIOGET_HWCINFO 0x4616 |
| 36 | #define FBIOPUT_MODEINFO 0x4617 |
| 37 | #define FBIOGET_DISPINFO 0x4618 |
| 38 | |
| 39 | |
| 40 | #define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */ |
| 41 | #define FB_TYPE_PLANES 1 /* Non interleaved planes */ |
| 42 | #define FB_TYPE_INTERLEAVED_PLANES 2 /* Interleaved planes */ |
| 43 | #define FB_TYPE_TEXT 3 /* Text/attributes */ |
| 44 | #define FB_TYPE_VGA_PLANES 4 /* EGA/VGA planes */ |
| 45 | |
| 46 | #define FB_AUX_TEXT_MDA 0 /* Monochrome text */ |
| 47 | #define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */ |
| 48 | #define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */ |
| 49 | #define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */ |
| 50 | #define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */ |
| 51 | |
| 52 | #define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ |
| 53 | #define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ |
| 54 | #define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ |
| 55 | |
| 56 | #define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */ |
| 57 | #define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */ |
| 58 | #define FB_VISUAL_TRUECOLOR 2 /* True color */ |
| 59 | #define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */ |
| 60 | #define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */ |
| 61 | #define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */ |
| 62 | |
| 63 | #define FB_ACCEL_NONE 0 /* no hardware accelerator */ |
| 64 | #define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */ |
| 65 | #define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */ |
| 66 | #define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */ |
| 67 | #define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */ |
| 68 | #define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */ |
| 69 | #define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */ |
| 70 | #define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */ |
| 71 | #define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */ |
| 72 | #define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */ |
| 73 | #define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */ |
| 74 | #define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */ |
| 75 | #define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */ |
| 76 | #define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */ |
| 77 | #define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */ |
| 78 | #define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */ |
| 79 | #define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */ |
| 80 | #define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */ |
| 81 | #define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */ |
| 82 | #define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */ |
| 83 | #define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */ |
| 84 | #define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */ |
| 85 | #define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */ |
| 86 | #define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */ |
| 87 | #define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */ |
| 88 | #define FB_ACCEL_SUN_TCX 25 /* Sun tcx */ |
| 89 | #define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */ |
| 90 | #define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */ |
| 91 | #define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */ |
| 92 | #define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */ |
| 93 | #define FB_ACCEL_CT_6555x 30 /* C&T 6555x */ |
| 94 | #define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */ |
| 95 | #define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */ |
| 96 | #define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ |
| 97 | #define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ |
| 98 | #define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ |
| 99 | #define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ |
| 100 | #define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ |
| 101 | #define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ |
| 102 | #define FB_ACCEL_I810 39 /* Intel 810/815 */ |
| 103 | #define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ |
| 104 | #define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ |
| 105 | #define FB_ACCEL_I830 42 /* Intel 830M/845G/85x/865G */ |
| 106 | #define FB_ACCEL_NV_10 43 /* nVidia Arch 10 */ |
| 107 | #define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */ |
| 108 | #define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */ |
| 109 | #define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */ |
| 110 | #define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ |
| 111 | #define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ |
| 112 | #define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ |
| 113 | #define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ |
| 114 | #define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ |
| 115 | #define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ |
| 116 | #define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ |
| 117 | #define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ |
| 118 | #define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ |
| 119 | |
| 120 | #define FB_ACCEL_SAVAGE4 0x80 /* S3 Savage4 */ |
| 121 | #define FB_ACCEL_SAVAGE3D 0x81 /* S3 Savage3D */ |
| 122 | #define FB_ACCEL_SAVAGE3D_MV 0x82 /* S3 Savage3D-MV */ |
| 123 | #define FB_ACCEL_SAVAGE2000 0x83 /* S3 Savage2000 */ |
| 124 | #define FB_ACCEL_SAVAGE_MX_MV 0x84 /* S3 Savage/MX-MV */ |
| 125 | #define FB_ACCEL_SAVAGE_MX 0x85 /* S3 Savage/MX */ |
| 126 | #define FB_ACCEL_SAVAGE_IX_MV 0x86 /* S3 Savage/IX-MV */ |
| 127 | #define FB_ACCEL_SAVAGE_IX 0x87 /* S3 Savage/IX */ |
| 128 | #define FB_ACCEL_PROSAVAGE_PM 0x88 /* S3 ProSavage PM133 */ |
| 129 | #define FB_ACCEL_PROSAVAGE_KM 0x89 /* S3 ProSavage KM133 */ |
| 130 | #define FB_ACCEL_S3TWISTER_P 0x8a /* S3 Twister */ |
| 131 | #define FB_ACCEL_S3TWISTER_K 0x8b /* S3 TwisterK */ |
| 132 | #define FB_ACCEL_SUPERSAVAGE 0x8c /* S3 Supersavage */ |
| 133 | #define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */ |
| 134 | #define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */ |
| 135 | |
| 136 | struct fb_fix_screeninfo { |
| 137 | char id[16]; /* identification string eg "TT Builtin" */ |
| 138 | unsigned long smem_start; /* Start of frame buffer mem */ |
| 139 | /* (physical address) */ |
| 140 | __u32 smem_len; /* Length of frame buffer mem */ |
| 141 | __u32 type; /* see FB_TYPE_* */ |
| 142 | __u32 type_aux; /* Interleave for interleaved Planes */ |
| 143 | __u32 visual; /* see FB_VISUAL_* */ |
| 144 | __u16 xpanstep; /* zero if no hardware panning */ |
| 145 | __u16 ypanstep; /* zero if no hardware panning */ |
| 146 | __u16 ywrapstep; /* zero if no hardware ywrap */ |
| 147 | __u32 line_length; /* length of a line in bytes */ |
| 148 | unsigned long mmio_start; /* Start of Memory Mapped I/O */ |
| 149 | /* (physical address) */ |
| 150 | __u32 mmio_len; /* Length of Memory Mapped I/O */ |
| 151 | __u32 accel; /* Indicate to driver which */ |
| 152 | /* specific chip/card we have */ |
| 153 | __u16 reserved[3]; /* Reserved for future compatibility */ |
| 154 | }; |
| 155 | |
| 156 | /* Interpretation of offset for color fields: All offsets are from the right, |
| 157 | * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you |
| 158 | * can use the offset as right argument to <<). A pixel afterwards is a bit |
| 159 | * stream and is written to video memory as that unmodified. This implies |
| 160 | * big-endian byte order if bits_per_pixel is greater than 8. |
| 161 | */ |
| 162 | struct fb_bitfield { |
| 163 | __u32 offset; /* beginning of bitfield */ |
| 164 | __u32 length; /* length of bitfield */ |
| 165 | __u32 msb_right; /* != 0 : Most significant bit is */ |
| 166 | /* right */ |
| 167 | }; |
| 168 | |
| 169 | #define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ |
| 170 | |
| 171 | #define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/ |
| 172 | #define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */ |
| 173 | #define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */ |
| 174 | #define FB_ACTIVATE_MASK 15 |
| 175 | /* values */ |
| 176 | #define FB_ACTIVATE_VBL 16 /* activate values on next vbl */ |
| 177 | #define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */ |
| 178 | #define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ |
| 179 | #define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/ |
| 180 | #define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */ |
| 181 | |
| 182 | #define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */ |
| 183 | |
| 184 | #define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ |
| 185 | #define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ |
| 186 | #define FB_SYNC_EXT 4 /* external sync */ |
| 187 | #define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */ |
| 188 | #define FB_SYNC_BROADCAST 16 /* broadcast video timings */ |
| 189 | /* vtotal = 144d/288n/576i => PAL */ |
| 190 | /* vtotal = 121d/242n/484i => NTSC */ |
| 191 | #define FB_SYNC_ON_GREEN 32 /* sync on green */ |
| 192 | |
| 193 | #define FB_VMODE_NONINTERLACED 0 /* non interlaced */ |
| 194 | #define FB_VMODE_INTERLACED 1 /* interlaced */ |
| 195 | #define FB_VMODE_DOUBLE 2 /* double scan */ |
| 196 | #define FB_VMODE_MASK 255 |
| 197 | |
| 198 | #define FB_VMODE_YWRAP 256 /* ywrap instead of panning */ |
| 199 | #define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */ |
| 200 | #define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */ |
| 201 | |
| 202 | #define PICOS2KHZ(a) (1000000000UL/(a)) |
| 203 | #define KHZ2PICOS(a) (1000000000UL/(a)) |
| 204 | |
| 205 | struct fb_var_screeninfo { |
| 206 | __u32 xres; /* visible resolution */ |
| 207 | __u32 yres; |
| 208 | __u32 xres_virtual; /* virtual resolution */ |
| 209 | __u32 yres_virtual; |
| 210 | __u32 xoffset; /* offset from virtual to visible */ |
| 211 | __u32 yoffset; /* resolution */ |
| 212 | |
| 213 | __u32 bits_per_pixel; /* guess what */ |
| 214 | __u32 grayscale; /* != 0 Graylevels instead of colors */ |
| 215 | |
| 216 | struct fb_bitfield red; /* bitfield in fb mem if true color, */ |
| 217 | struct fb_bitfield green; /* else only length is significant */ |
| 218 | struct fb_bitfield blue; |
| 219 | struct fb_bitfield transp; /* transparency */ |
| 220 | |
| 221 | __u32 nonstd; /* != 0 Non standard pixel format */ |
| 222 | |
| 223 | __u32 activate; /* see FB_ACTIVATE_* */ |
| 224 | |
| 225 | __u32 height; /* height of picture in mm */ |
| 226 | __u32 width; /* width of picture in mm */ |
| 227 | |
| 228 | __u32 accel_flags; /* (OBSOLETE) see fb_info.flags */ |
| 229 | |
| 230 | /* Timing: All values in pixclocks, except pixclock (of course) */ |
| 231 | __u32 pixclock; /* pixel clock in ps (pico seconds) */ |
| 232 | __u32 left_margin; /* time from sync to picture */ |
| 233 | __u32 right_margin; /* time from picture to sync */ |
| 234 | __u32 upper_margin; /* time from sync to picture */ |
| 235 | __u32 lower_margin; |
| 236 | __u32 hsync_len; /* length of horizontal sync */ |
| 237 | __u32 vsync_len; /* length of vertical sync */ |
| 238 | __u32 sync; /* see FB_SYNC_* */ |
| 239 | __u32 vmode; /* see FB_VMODE_* */ |
| 240 | __u32 rotate; /* angle we rotate counter clockwise */ |
| 241 | __u32 reserved[5]; /* Reserved for future compatibility */ |
| 242 | }; |
| 243 | |
| 244 | struct fb_cmap { |
| 245 | __u32 start; /* First entry */ |
| 246 | __u32 len; /* Number of entries */ |
| 247 | __u16 *red; /* Red values */ |
| 248 | __u16 *green; |
| 249 | __u16 *blue; |
| 250 | __u16 *transp; /* transparency, can be NULL */ |
| 251 | }; |
| 252 | |
| 253 | struct fb_con2fbmap { |
| 254 | __u32 console; |
| 255 | __u32 framebuffer; |
| 256 | }; |
| 257 | |
| 258 | /* VESA Blanking Levels */ |
| 259 | #define VESA_NO_BLANKING 0 |
| 260 | #define VESA_VSYNC_SUSPEND 1 |
| 261 | #define VESA_HSYNC_SUSPEND 2 |
| 262 | #define VESA_POWERDOWN 3 |
| 263 | |
| 264 | |
| 265 | enum { |
| 266 | /* screen: unblanked, hsync: on, vsync: on */ |
| 267 | FB_BLANK_UNBLANK = VESA_NO_BLANKING, |
| 268 | |
| 269 | /* screen: blanked, hsync: on, vsync: on */ |
| 270 | FB_BLANK_NORMAL = VESA_NO_BLANKING + 1, |
| 271 | |
| 272 | /* screen: blanked, hsync: on, vsync: off */ |
| 273 | FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1, |
| 274 | |
| 275 | /* screen: blanked, hsync: off, vsync: on */ |
| 276 | FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1, |
| 277 | |
| 278 | /* screen: blanked, hsync: off, vsync: off */ |
| 279 | FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1 |
| 280 | }; |
| 281 | |
| 282 | #define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ |
| 283 | #define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ |
| 284 | #define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ |
| 285 | #define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ |
| 286 | #define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ |
| 287 | #define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ |
| 288 | #define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ |
| 289 | #define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ |
| 290 | #define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ |
| 291 | |
| 292 | struct fb_vblank { |
| 293 | __u32 flags; /* FB_VBLANK flags */ |
| 294 | __u32 count; /* counter of retraces since boot */ |
| 295 | __u32 vcount; /* current scanline position */ |
| 296 | __u32 hcount; /* current scandot position */ |
| 297 | __u32 reserved[4]; /* reserved for future compatibility */ |
| 298 | }; |
| 299 | |
| 300 | /* Internal HW accel */ |
| 301 | #define ROP_COPY 0 |
| 302 | #define ROP_XOR 1 |
| 303 | |
| 304 | struct fb_copyarea { |
| 305 | __u32 dx; |
| 306 | __u32 dy; |
| 307 | __u32 width; |
| 308 | __u32 height; |
| 309 | __u32 sx; |
| 310 | __u32 sy; |
| 311 | }; |
| 312 | |
| 313 | struct fb_fillrect { |
| 314 | __u32 dx; /* screen-relative */ |
| 315 | __u32 dy; |
| 316 | __u32 width; |
| 317 | __u32 height; |
| 318 | __u32 color; |
| 319 | __u32 rop; |
| 320 | }; |
| 321 | |
| 322 | struct fb_image { |
| 323 | __u32 dx; /* Where to place image */ |
| 324 | __u32 dy; |
| 325 | __u32 width; /* Size of image */ |
| 326 | __u32 height; |
| 327 | __u32 fg_color; /* Only used when a mono bitmap */ |
| 328 | __u32 bg_color; |
| 329 | __u8 depth; /* Depth of the image */ |
| 330 | const char *data; /* Pointer to image data */ |
| 331 | struct fb_cmap cmap; /* color map info */ |
| 332 | }; |
| 333 | |
| 334 | /* |
| 335 | * hardware cursor control |
| 336 | */ |
| 337 | |
| 338 | #define FB_CUR_SETIMAGE 0x01 |
| 339 | #define FB_CUR_SETPOS 0x02 |
| 340 | #define FB_CUR_SETHOT 0x04 |
| 341 | #define FB_CUR_SETCMAP 0x08 |
| 342 | #define FB_CUR_SETSHAPE 0x10 |
| 343 | #define FB_CUR_SETSIZE 0x20 |
| 344 | #define FB_CUR_SETALL 0xFF |
| 345 | |
| 346 | struct fbcurpos { |
| 347 | __u16 x, y; |
| 348 | }; |
| 349 | |
| 350 | struct fb_cursor { |
| 351 | __u16 set; /* what to set */ |
| 352 | __u16 enable; /* cursor on/off */ |
| 353 | __u16 rop; /* bitop operation */ |
| 354 | const char *mask; /* cursor mask bits */ |
| 355 | struct fbcurpos hot; /* cursor hot spot */ |
| 356 | struct fb_image image; /* Cursor image */ |
| 357 | }; |
| 358 | |
| 359 | #ifdef __KERNEL__ |
| 360 | |
| 361 | #include <linux/fs.h> |
| 362 | #include <linux/init.h> |
| 363 | #include <linux/tty.h> |
| 364 | #include <linux/device.h> |
| 365 | #include <linux/workqueue.h> |
| 366 | #include <linux/devfs_fs_kernel.h> |
| 367 | #include <linux/notifier.h> |
| 368 | #include <linux/list.h> |
| 369 | #include <asm/io.h> |
| 370 | |
| 371 | struct vm_area_struct; |
| 372 | struct fb_info; |
| 373 | struct device; |
| 374 | struct file; |
| 375 | |
| 376 | /* Definitions below are used in the parsed monitor specs */ |
| 377 | #define FB_DPMS_ACTIVE_OFF 1 |
| 378 | #define FB_DPMS_SUSPEND 2 |
| 379 | #define FB_DPMS_STANDBY 4 |
| 380 | |
| 381 | #define FB_DISP_DDI 1 |
| 382 | #define FB_DISP_ANA_700_300 2 |
| 383 | #define FB_DISP_ANA_714_286 4 |
| 384 | #define FB_DISP_ANA_1000_400 8 |
| 385 | #define FB_DISP_ANA_700_000 16 |
| 386 | |
| 387 | #define FB_DISP_MONO 32 |
| 388 | #define FB_DISP_RGB 64 |
| 389 | #define FB_DISP_MULTI 128 |
| 390 | #define FB_DISP_UNKNOWN 256 |
| 391 | |
| 392 | #define FB_SIGNAL_NONE 0 |
| 393 | #define FB_SIGNAL_BLANK_BLANK 1 |
| 394 | #define FB_SIGNAL_SEPARATE 2 |
| 395 | #define FB_SIGNAL_COMPOSITE 4 |
| 396 | #define FB_SIGNAL_SYNC_ON_GREEN 8 |
| 397 | #define FB_SIGNAL_SERRATION_ON 16 |
| 398 | |
| 399 | #define FB_MISC_PRIM_COLOR 1 |
| 400 | #define FB_MISC_1ST_DETAIL 2 /* First Detailed Timing is preferred */ |
| 401 | struct fb_chroma { |
| 402 | __u32 redx; /* in fraction of 1024 */ |
| 403 | __u32 greenx; |
| 404 | __u32 bluex; |
| 405 | __u32 whitex; |
| 406 | __u32 redy; |
| 407 | __u32 greeny; |
| 408 | __u32 bluey; |
| 409 | __u32 whitey; |
| 410 | }; |
| 411 | |
| 412 | struct fb_monspecs { |
| 413 | struct fb_chroma chroma; |
| 414 | struct fb_videomode *modedb; /* mode database */ |
| 415 | __u8 manufacturer[4]; /* Manufacturer */ |
| 416 | __u8 monitor[14]; /* Monitor String */ |
| 417 | __u8 serial_no[14]; /* Serial Number */ |
| 418 | __u8 ascii[14]; /* ? */ |
| 419 | __u32 modedb_len; /* mode database length */ |
| 420 | __u32 model; /* Monitor Model */ |
| 421 | __u32 serial; /* Serial Number - Integer */ |
| 422 | __u32 year; /* Year manufactured */ |
| 423 | __u32 week; /* Week Manufactured */ |
| 424 | __u32 hfmin; /* hfreq lower limit (Hz) */ |
| 425 | __u32 hfmax; /* hfreq upper limit (Hz) */ |
| 426 | __u32 dclkmin; /* pixelclock lower limit (Hz) */ |
| 427 | __u32 dclkmax; /* pixelclock upper limit (Hz) */ |
| 428 | __u16 input; /* display type - see FB_DISP_* */ |
| 429 | __u16 dpms; /* DPMS support - see FB_DPMS_ */ |
| 430 | __u16 signal; /* Signal Type - see FB_SIGNAL_* */ |
| 431 | __u16 vfmin; /* vfreq lower limit (Hz) */ |
| 432 | __u16 vfmax; /* vfreq upper limit (Hz) */ |
| 433 | __u16 gamma; /* Gamma - in fractions of 100 */ |
| 434 | __u16 gtf : 1; /* supports GTF */ |
| 435 | __u16 misc; /* Misc flags - see FB_MISC_* */ |
| 436 | __u8 version; /* EDID version... */ |
| 437 | __u8 revision; /* ...and revision */ |
| 438 | __u8 max_x; /* Maximum horizontal size (cm) */ |
| 439 | __u8 max_y; /* Maximum vertical size (cm) */ |
| 440 | }; |
| 441 | |
| 442 | struct fb_cmap_user { |
| 443 | __u32 start; /* First entry */ |
| 444 | __u32 len; /* Number of entries */ |
| 445 | __u16 __user *red; /* Red values */ |
| 446 | __u16 __user *green; |
| 447 | __u16 __user *blue; |
| 448 | __u16 __user *transp; /* transparency, can be NULL */ |
| 449 | }; |
| 450 | |
| 451 | struct fb_image_user { |
| 452 | __u32 dx; /* Where to place image */ |
| 453 | __u32 dy; |
| 454 | __u32 width; /* Size of image */ |
| 455 | __u32 height; |
| 456 | __u32 fg_color; /* Only used when a mono bitmap */ |
| 457 | __u32 bg_color; |
| 458 | __u8 depth; /* Depth of the image */ |
| 459 | const char __user *data; /* Pointer to image data */ |
| 460 | struct fb_cmap_user cmap; /* color map info */ |
| 461 | }; |
| 462 | |
| 463 | struct fb_cursor_user { |
| 464 | __u16 set; /* what to set */ |
| 465 | __u16 enable; /* cursor on/off */ |
| 466 | __u16 rop; /* bitop operation */ |
| 467 | const char __user *mask; /* cursor mask bits */ |
| 468 | struct fbcurpos hot; /* cursor hot spot */ |
| 469 | struct fb_image_user image; /* Cursor image */ |
| 470 | }; |
| 471 | |
| 472 | /* |
| 473 | * Register/unregister for framebuffer events |
| 474 | */ |
| 475 | |
| 476 | /* The resolution of the passed in fb_info about to change */ |
| 477 | #define FB_EVENT_MODE_CHANGE 0x01 |
| 478 | /* The display on this fb_info is beeing suspended, no access to the |
| 479 | * framebuffer is allowed any more after that call returns |
| 480 | */ |
| 481 | #define FB_EVENT_SUSPEND 0x02 |
| 482 | /* The display on this fb_info was resumed, you can restore the display |
| 483 | * if you own it |
| 484 | */ |
| 485 | #define FB_EVENT_RESUME 0x03 |
| 486 | /* An entry from the modelist was removed */ |
| 487 | #define FB_EVENT_MODE_DELETE 0x04 |
| 488 | /* A driver registered itself */ |
| 489 | #define FB_EVENT_FB_REGISTERED 0x05 |
| 490 | /* get console to framebuffer mapping */ |
| 491 | #define FB_EVENT_GET_CONSOLE_MAP 0x06 |
| 492 | /* set console to framebuffer mapping */ |
| 493 | #define FB_EVENT_SET_CONSOLE_MAP 0x07 |
| 494 | /* A display blank is requested */ |
| 495 | #define FB_EVENT_BLANK 0x08 |
| 496 | /* Private modelist is to be replaced */ |
| 497 | #define FB_EVENT_NEW_MODELIST 0x09 |
| 498 | |
| 499 | struct fb_event { |
| 500 | struct fb_info *info; |
| 501 | void *data; |
| 502 | }; |
| 503 | |
| 504 | |
| 505 | extern int fb_register_client(struct notifier_block *nb); |
| 506 | extern int fb_unregister_client(struct notifier_block *nb); |
| 507 | |
| 508 | /* |
| 509 | * Pixmap structure definition |
| 510 | * |
| 511 | * The purpose of this structure is to translate data |
| 512 | * from the hardware independent format of fbdev to what |
| 513 | * format the hardware needs. |
| 514 | */ |
| 515 | |
| 516 | #define FB_PIXMAP_DEFAULT 1 /* used internally by fbcon */ |
| 517 | #define FB_PIXMAP_SYSTEM 2 /* memory is in system RAM */ |
| 518 | #define FB_PIXMAP_IO 4 /* memory is iomapped */ |
| 519 | #define FB_PIXMAP_SYNC 256 /* set if GPU can DMA */ |
| 520 | |
| 521 | struct fb_pixmap { |
| 522 | u8 *addr; /* pointer to memory */ |
| 523 | u32 size; /* size of buffer in bytes */ |
| 524 | u32 offset; /* current offset to buffer */ |
| 525 | u32 buf_align; /* byte alignment of each bitmap */ |
| 526 | u32 scan_align; /* alignment per scanline */ |
James Simmons | f5a9951 | 2005-06-21 17:16:58 -0700 | [diff] [blame] | 527 | u32 access_align; /* alignment per read/write (bits) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | u32 flags; /* see FB_PIXMAP_* */ |
| 529 | /* access methods */ |
James Simmons | f5a9951 | 2005-06-21 17:16:58 -0700 | [diff] [blame] | 530 | void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size); |
| 531 | void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 532 | }; |
| 533 | |
| 534 | |
| 535 | /* |
| 536 | * Frame buffer operations |
| 537 | * |
| 538 | * LOCKING NOTE: those functions must _ALL_ be called with the console |
| 539 | * semaphore held, this is the only suitable locking mecanism we have |
| 540 | * in 2.6. Some may be called at interrupt time at this point though. |
| 541 | */ |
| 542 | |
| 543 | struct fb_ops { |
| 544 | /* open/release and usage marking */ |
| 545 | struct module *owner; |
| 546 | int (*fb_open)(struct fb_info *info, int user); |
| 547 | int (*fb_release)(struct fb_info *info, int user); |
| 548 | |
| 549 | /* For framebuffers with strange non linear layouts or that do not |
| 550 | * work with normal memory mapped access |
| 551 | */ |
| 552 | ssize_t (*fb_read)(struct file *file, char __user *buf, size_t count, loff_t *ppos); |
| 553 | ssize_t (*fb_write)(struct file *file, const char __user *buf, size_t count, loff_t *ppos); |
| 554 | |
| 555 | /* checks var and eventually tweaks it to something supported, |
| 556 | * DO NOT MODIFY PAR */ |
| 557 | int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info); |
| 558 | |
| 559 | /* set the video mode according to info->var */ |
| 560 | int (*fb_set_par)(struct fb_info *info); |
| 561 | |
| 562 | /* set color register */ |
| 563 | int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green, |
| 564 | unsigned blue, unsigned transp, struct fb_info *info); |
| 565 | |
Benjamin Herrenschmidt | 7149437 | 2005-05-01 08:59:22 -0700 | [diff] [blame] | 566 | /* set color registers in batch */ |
| 567 | int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info); |
| 568 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 569 | /* blank display */ |
| 570 | int (*fb_blank)(int blank, struct fb_info *info); |
| 571 | |
| 572 | /* pan display */ |
| 573 | int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info); |
| 574 | |
| 575 | /* Draws a rectangle */ |
| 576 | void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect); |
| 577 | /* Copy data from area to another */ |
| 578 | void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region); |
| 579 | /* Draws a image to the display */ |
| 580 | void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image); |
| 581 | |
| 582 | /* Draws cursor */ |
| 583 | int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor); |
| 584 | |
| 585 | /* Rotates the display */ |
| 586 | void (*fb_rotate)(struct fb_info *info, int angle); |
| 587 | |
| 588 | /* wait for blit idle, optional */ |
| 589 | int (*fb_sync)(struct fb_info *info); |
| 590 | |
| 591 | /* perform fb specific ioctl (optional) */ |
| 592 | int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd, |
| 593 | unsigned long arg, struct fb_info *info); |
| 594 | |
| 595 | /* Handle 32bit compat ioctl (optional) */ |
| 596 | long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg, |
| 597 | struct fb_info *info); |
| 598 | |
| 599 | /* perform fb specific mmap */ |
| 600 | int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma); |
| 601 | }; |
| 602 | |
| 603 | #ifdef CONFIG_FB_TILEBLITTING |
| 604 | |
| 605 | #define FB_TILE_CURSOR_NONE 0 |
| 606 | #define FB_TILE_CURSOR_UNDERLINE 1 |
| 607 | #define FB_TILE_CURSOR_LOWER_THIRD 2 |
| 608 | #define FB_TILE_CURSOR_LOWER_HALF 3 |
| 609 | #define FB_TILE_CURSOR_TWO_THIRDS 4 |
| 610 | #define FB_TILE_CURSOR_BLOCK 5 |
| 611 | |
| 612 | struct fb_tilemap { |
| 613 | __u32 width; /* width of each tile in pixels */ |
| 614 | __u32 height; /* height of each tile in scanlines */ |
| 615 | __u32 depth; /* color depth of each tile */ |
| 616 | __u32 length; /* number of tiles in the map */ |
| 617 | __u8 *data; /* actual tile map: a bitmap array, packed |
| 618 | to the nearest byte */ |
| 619 | }; |
| 620 | |
| 621 | struct fb_tilerect { |
| 622 | __u32 sx; /* origin in the x-axis */ |
| 623 | __u32 sy; /* origin in the y-axis */ |
| 624 | __u32 width; /* number of tiles in the x-axis */ |
| 625 | __u32 height; /* number of tiles in the y-axis */ |
| 626 | __u32 index; /* what tile to use: index to tile map */ |
| 627 | __u32 fg; /* foreground color */ |
| 628 | __u32 bg; /* background color */ |
| 629 | __u32 rop; /* raster operation */ |
| 630 | }; |
| 631 | |
| 632 | struct fb_tilearea { |
| 633 | __u32 sx; /* source origin in the x-axis */ |
| 634 | __u32 sy; /* source origin in the y-axis */ |
| 635 | __u32 dx; /* destination origin in the x-axis */ |
| 636 | __u32 dy; /* destination origin in the y-axis */ |
| 637 | __u32 width; /* number of tiles in the x-axis */ |
| 638 | __u32 height; /* number of tiles in the y-axis */ |
| 639 | }; |
| 640 | |
| 641 | struct fb_tileblit { |
| 642 | __u32 sx; /* origin in the x-axis */ |
| 643 | __u32 sy; /* origin in the y-axis */ |
| 644 | __u32 width; /* number of tiles in the x-axis */ |
| 645 | __u32 height; /* number of tiles in the y-axis */ |
| 646 | __u32 fg; /* foreground color */ |
| 647 | __u32 bg; /* background color */ |
| 648 | __u32 length; /* number of tiles to draw */ |
| 649 | __u32 *indices; /* array of indices to tile map */ |
| 650 | }; |
| 651 | |
| 652 | struct fb_tilecursor { |
| 653 | __u32 sx; /* cursor position in the x-axis */ |
| 654 | __u32 sy; /* cursor position in the y-axis */ |
| 655 | __u32 mode; /* 0 = erase, 1 = draw */ |
| 656 | __u32 shape; /* see FB_TILE_CURSOR_* */ |
| 657 | __u32 fg; /* foreground color */ |
| 658 | __u32 bg; /* background color */ |
| 659 | }; |
| 660 | |
| 661 | struct fb_tile_ops { |
| 662 | /* set tile characteristics */ |
| 663 | void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map); |
| 664 | |
| 665 | /* all dimensions from hereon are in terms of tiles */ |
| 666 | |
| 667 | /* move a rectangular region of tiles from one area to another*/ |
| 668 | void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area); |
| 669 | /* fill a rectangular region with a tile */ |
| 670 | void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect); |
| 671 | /* copy an array of tiles */ |
| 672 | void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit); |
| 673 | /* cursor */ |
| 674 | void (*fb_tilecursor)(struct fb_info *info, |
| 675 | struct fb_tilecursor *cursor); |
| 676 | }; |
| 677 | #endif /* CONFIG_FB_TILEBLITTING */ |
| 678 | |
| 679 | /* FBINFO_* = fb_info.flags bit flags */ |
| 680 | #define FBINFO_MODULE 0x0001 /* Low-level driver is a module */ |
| 681 | #define FBINFO_HWACCEL_DISABLED 0x0002 |
| 682 | /* When FBINFO_HWACCEL_DISABLED is set: |
| 683 | * Hardware acceleration is turned off. Software implementations |
| 684 | * of required functions (copyarea(), fillrect(), and imageblit()) |
| 685 | * takes over; acceleration engine should be in a quiescent state */ |
| 686 | |
| 687 | /* hints */ |
| 688 | #define FBINFO_PARTIAL_PAN_OK 0x0040 /* otw use pan only for double-buffering */ |
| 689 | #define FBINFO_READS_FAST 0x0080 /* soft-copy faster than rendering */ |
| 690 | |
| 691 | /* hardware supported ops */ |
| 692 | /* semantics: when a bit is set, it indicates that the operation is |
| 693 | * accelerated by hardware. |
| 694 | * required functions will still work even if the bit is not set. |
| 695 | * optional functions may not even exist if the flag bit is not set. |
| 696 | */ |
| 697 | #define FBINFO_HWACCEL_NONE 0x0000 |
| 698 | #define FBINFO_HWACCEL_COPYAREA 0x0100 /* required */ |
| 699 | #define FBINFO_HWACCEL_FILLRECT 0x0200 /* required */ |
| 700 | #define FBINFO_HWACCEL_IMAGEBLIT 0x0400 /* required */ |
| 701 | #define FBINFO_HWACCEL_ROTATE 0x0800 /* optional */ |
| 702 | #define FBINFO_HWACCEL_XPAN 0x1000 /* optional */ |
| 703 | #define FBINFO_HWACCEL_YPAN 0x2000 /* optional */ |
| 704 | #define FBINFO_HWACCEL_YWRAP 0x4000 /* optional */ |
| 705 | |
| 706 | #define FBINFO_MISC_USEREVENT 0x10000 /* event request |
| 707 | from userspace */ |
| 708 | #define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */ |
| 709 | |
| 710 | struct fb_info { |
| 711 | int node; |
| 712 | int flags; |
| 713 | struct fb_var_screeninfo var; /* Current var */ |
| 714 | struct fb_fix_screeninfo fix; /* Current fix */ |
| 715 | struct fb_monspecs monspecs; /* Current Monitor specs */ |
| 716 | struct work_struct queue; /* Framebuffer event queue */ |
| 717 | struct fb_pixmap pixmap; /* Image hardware mapper */ |
| 718 | struct fb_pixmap sprite; /* Cursor hardware mapper */ |
| 719 | struct fb_cmap cmap; /* Current cmap */ |
| 720 | struct list_head modelist; /* mode list */ |
| 721 | struct fb_videomode *mode; /* current mode */ |
| 722 | struct fb_ops *fbops; |
| 723 | struct device *device; |
| 724 | struct class_device *class_device; /* sysfs per device attrs */ |
| 725 | #ifdef CONFIG_FB_TILEBLITTING |
| 726 | struct fb_tile_ops *tileops; /* Tile Blitting */ |
| 727 | #endif |
| 728 | char __iomem *screen_base; /* Virtual address */ |
| 729 | unsigned long screen_size; /* Amount of ioremapped VRAM or 0 */ |
| 730 | void *pseudo_palette; /* Fake palette of 16 colors */ |
| 731 | #define FBINFO_STATE_RUNNING 0 |
| 732 | #define FBINFO_STATE_SUSPENDED 1 |
| 733 | u32 state; /* Hardware state i.e suspend */ |
| 734 | void *fbcon_par; /* fbcon use-only private area */ |
| 735 | /* From here on everything is device dependent */ |
| 736 | void *par; |
| 737 | }; |
| 738 | |
| 739 | #ifdef MODULE |
| 740 | #define FBINFO_DEFAULT FBINFO_MODULE |
| 741 | #else |
| 742 | #define FBINFO_DEFAULT 0 |
| 743 | #endif |
| 744 | |
| 745 | // This will go away |
| 746 | #define FBINFO_FLAG_MODULE FBINFO_MODULE |
| 747 | #define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT |
| 748 | |
| 749 | /* This will go away |
| 750 | * fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags |
| 751 | * when it wants to turn the acceleration engine on. This is |
| 752 | * really a separate operation, and should be modified via sysfs. |
| 753 | * But for now, we leave it broken with the following define |
| 754 | */ |
| 755 | #define STUPID_ACCELF_TEXT_SHIT |
| 756 | |
| 757 | // This will go away |
| 758 | #if defined(__sparc__) |
| 759 | |
| 760 | /* We map all of our framebuffers such that big-endian accesses |
| 761 | * are what we want, so the following is sufficient. |
| 762 | */ |
| 763 | |
| 764 | // This will go away |
| 765 | #define fb_readb sbus_readb |
| 766 | #define fb_readw sbus_readw |
| 767 | #define fb_readl sbus_readl |
| 768 | #define fb_readq sbus_readq |
| 769 | #define fb_writeb sbus_writeb |
| 770 | #define fb_writew sbus_writew |
| 771 | #define fb_writel sbus_writel |
| 772 | #define fb_writeq sbus_writeq |
| 773 | #define fb_memset sbus_memset_io |
| 774 | |
| 775 | #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__) |
| 776 | |
| 777 | #define fb_readb __raw_readb |
| 778 | #define fb_readw __raw_readw |
| 779 | #define fb_readl __raw_readl |
| 780 | #define fb_readq __raw_readq |
| 781 | #define fb_writeb __raw_writeb |
| 782 | #define fb_writew __raw_writew |
| 783 | #define fb_writel __raw_writel |
| 784 | #define fb_writeq __raw_writeq |
| 785 | #define fb_memset memset_io |
| 786 | |
| 787 | #else |
| 788 | |
| 789 | #define fb_readb(addr) (*(volatile u8 *) (addr)) |
| 790 | #define fb_readw(addr) (*(volatile u16 *) (addr)) |
| 791 | #define fb_readl(addr) (*(volatile u32 *) (addr)) |
| 792 | #define fb_readq(addr) (*(volatile u64 *) (addr)) |
| 793 | #define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b)) |
| 794 | #define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b)) |
| 795 | #define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b)) |
| 796 | #define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b)) |
| 797 | #define fb_memset memset |
| 798 | |
| 799 | #endif |
| 800 | |
| 801 | /* |
| 802 | * `Generic' versions of the frame buffer device operations |
| 803 | */ |
| 804 | |
| 805 | extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var); |
| 806 | extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var); |
| 807 | extern int fb_blank(struct fb_info *info, int blank); |
| 808 | extern int soft_cursor(struct fb_info *info, struct fb_cursor *cursor); |
| 809 | extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect); |
| 810 | extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); |
| 811 | extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image); |
| 812 | |
| 813 | /* drivers/video/fbmem.c */ |
| 814 | extern int register_framebuffer(struct fb_info *fb_info); |
| 815 | extern int unregister_framebuffer(struct fb_info *fb_info); |
| 816 | extern int fb_prepare_logo(struct fb_info *fb_info); |
| 817 | extern int fb_show_logo(struct fb_info *fb_info); |
| 818 | extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size); |
James Simmons | f1ab5da | 2005-06-21 17:17:07 -0700 | [diff] [blame] | 819 | extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 820 | u32 height, u32 shift_high, u32 shift_low, u32 mod); |
James Simmons | f1ab5da | 2005-06-21 17:17:07 -0700 | [diff] [blame] | 821 | extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | extern void fb_set_suspend(struct fb_info *info, int state); |
| 823 | extern int fb_get_color_depth(struct fb_var_screeninfo *var); |
| 824 | extern int fb_get_options(char *name, char **option); |
| 825 | extern int fb_new_modelist(struct fb_info *info); |
| 826 | |
| 827 | extern struct fb_info *registered_fb[FB_MAX]; |
| 828 | extern int num_registered_fb; |
| 829 | |
| 830 | /* drivers/video/fbsysfs.c */ |
| 831 | extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); |
| 832 | extern void framebuffer_release(struct fb_info *info); |
| 833 | extern int fb_init_class_device(struct fb_info *fb_info); |
| 834 | extern void fb_cleanup_class_device(struct fb_info *head); |
| 835 | |
| 836 | /* drivers/video/fbmon.c */ |
| 837 | #define FB_MAXTIMINGS 0 |
| 838 | #define FB_VSYNCTIMINGS 1 |
| 839 | #define FB_HSYNCTIMINGS 2 |
| 840 | #define FB_DCLKTIMINGS 3 |
| 841 | #define FB_IGNOREMON 0x100 |
| 842 | |
| 843 | #define FB_MODE_IS_UNKNOWN 0 |
| 844 | #define FB_MODE_IS_DETAILED 1 |
| 845 | #define FB_MODE_IS_STANDARD 2 |
| 846 | #define FB_MODE_IS_VESA 4 |
| 847 | #define FB_MODE_IS_CALCULATED 8 |
| 848 | #define FB_MODE_IS_FIRST 16 |
| 849 | #define FB_MODE_IS_FROM_VAR 32 |
| 850 | |
| 851 | extern int fbmon_valid_timings(u_int pixclock, u_int htotal, u_int vtotal, |
| 852 | const struct fb_info *fb_info); |
| 853 | extern int fbmon_dpms(const struct fb_info *fb_info); |
| 854 | extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var, |
| 855 | struct fb_info *info); |
| 856 | extern int fb_validate_mode(const struct fb_var_screeninfo *var, |
| 857 | struct fb_info *info); |
| 858 | extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var); |
| 859 | extern void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs); |
| 860 | extern void fb_destroy_modedb(struct fb_videomode *modedb); |
| 861 | |
| 862 | /* drivers/video/modedb.c */ |
| 863 | #define VESA_MODEDB_SIZE 34 |
| 864 | extern void fb_var_to_videomode(struct fb_videomode *mode, |
| 865 | struct fb_var_screeninfo *var); |
| 866 | extern void fb_videomode_to_var(struct fb_var_screeninfo *var, |
| 867 | struct fb_videomode *mode); |
| 868 | extern int fb_mode_is_equal(struct fb_videomode *mode1, |
| 869 | struct fb_videomode *mode2); |
| 870 | extern int fb_add_videomode(struct fb_videomode *mode, struct list_head *head); |
| 871 | extern void fb_delete_videomode(struct fb_videomode *mode, |
| 872 | struct list_head *head); |
| 873 | extern struct fb_videomode *fb_match_mode(struct fb_var_screeninfo *var, |
| 874 | struct list_head *head); |
| 875 | extern struct fb_videomode *fb_find_best_mode(struct fb_var_screeninfo *var, |
| 876 | struct list_head *head); |
| 877 | extern struct fb_videomode *fb_find_nearest_mode(struct fb_var_screeninfo *var, |
| 878 | struct list_head *head); |
| 879 | extern void fb_destroy_modelist(struct list_head *head); |
| 880 | extern void fb_videomode_to_modelist(struct fb_videomode *modedb, int num, |
| 881 | struct list_head *head); |
| 882 | |
| 883 | /* drivers/video/fbcmap.c */ |
| 884 | extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp); |
| 885 | extern void fb_dealloc_cmap(struct fb_cmap *cmap); |
| 886 | extern int fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to); |
| 887 | extern int fb_cmap_to_user(struct fb_cmap *from, struct fb_cmap_user *to); |
| 888 | extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info); |
| 889 | extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info); |
| 890 | extern struct fb_cmap *fb_default_cmap(int len); |
| 891 | extern void fb_invert_cmaps(void); |
| 892 | |
| 893 | struct fb_videomode { |
| 894 | const char *name; /* optional */ |
| 895 | u32 refresh; /* optional */ |
| 896 | u32 xres; |
| 897 | u32 yres; |
| 898 | u32 pixclock; |
| 899 | u32 left_margin; |
| 900 | u32 right_margin; |
| 901 | u32 upper_margin; |
| 902 | u32 lower_margin; |
| 903 | u32 hsync_len; |
| 904 | u32 vsync_len; |
| 905 | u32 sync; |
| 906 | u32 vmode; |
| 907 | u32 flag; |
| 908 | }; |
| 909 | |
| 910 | extern const struct fb_videomode vesa_modes[]; |
| 911 | |
| 912 | struct fb_modelist { |
| 913 | struct list_head list; |
| 914 | struct fb_videomode mode; |
| 915 | }; |
| 916 | |
| 917 | extern int fb_find_mode(struct fb_var_screeninfo *var, |
| 918 | struct fb_info *info, const char *mode_option, |
| 919 | const struct fb_videomode *db, |
| 920 | unsigned int dbsize, |
| 921 | const struct fb_videomode *default_mode, |
| 922 | unsigned int default_bpp); |
| 923 | |
| 924 | #endif /* __KERNEL__ */ |
| 925 | |
| 926 | #endif /* _LINUX_FB_H */ |