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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1408 | serge | 1 | #ifndef _LINUX_FB_H |
| 2 | #define _LINUX_FB_H |
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| 3 | |||
| 4 | #include |
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| 5 | #include |
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| 6 | |||
| 7 | struct dentry; |
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| 8 | |||
| 9 | /* Definitions of frame buffers */ |
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| 10 | |||
| 11 | #define FB_MAX 32 /* sufficient for now */ |
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| 12 | |||
| 1964 | serge | 13 | /* ioctls |
| 14 | 0x46 is 'F' */ |
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| 15 | #define FBIOGET_VSCREENINFO 0x4600 |
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| 16 | #define FBIOPUT_VSCREENINFO 0x4601 |
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| 17 | #define FBIOGET_FSCREENINFO 0x4602 |
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| 18 | #define FBIOGETCMAP 0x4604 |
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| 19 | #define FBIOPUTCMAP 0x4605 |
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| 20 | #define FBIOPAN_DISPLAY 0x4606 |
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| 21 | #ifdef __KERNEL__ |
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| 22 | #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user) |
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| 23 | #else |
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| 24 | #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) |
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| 25 | #endif |
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| 26 | /* 0x4607-0x460B are defined below */ |
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| 27 | /* #define FBIOGET_MONITORSPEC 0x460C */ |
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| 28 | /* #define FBIOPUT_MONITORSPEC 0x460D */ |
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| 29 | /* #define FBIOSWITCH_MONIBIT 0x460E */ |
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| 30 | #define FBIOGET_CON2FBMAP 0x460F |
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| 31 | #define FBIOPUT_CON2FBMAP 0x4610 |
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| 32 | #define FBIOBLANK 0x4611 /* arg: 0 or vesa level + 1 */ |
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| 33 | #define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank) |
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| 34 | #define FBIO_ALLOC 0x4613 |
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| 35 | #define FBIO_FREE 0x4614 |
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| 36 | #define FBIOGET_GLYPH 0x4615 |
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| 37 | #define FBIOGET_HWCINFO 0x4616 |
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| 38 | #define FBIOPUT_MODEINFO 0x4617 |
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| 39 | #define FBIOGET_DISPINFO 0x4618 |
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| 40 | #define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32) |
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| 1408 | serge | 41 | |
| 42 | #define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */ |
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| 43 | #define FB_TYPE_PLANES 1 /* Non interleaved planes */ |
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| 44 | #define FB_TYPE_INTERLEAVED_PLANES 2 /* Interleaved planes */ |
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| 45 | #define FB_TYPE_TEXT 3 /* Text/attributes */ |
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| 46 | #define FB_TYPE_VGA_PLANES 4 /* EGA/VGA planes */ |
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| 47 | |||
| 48 | #define FB_AUX_TEXT_MDA 0 /* Monochrome text */ |
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| 49 | #define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */ |
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| 50 | #define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */ |
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| 51 | #define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */ |
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| 52 | #define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */ |
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| 53 | #define FB_AUX_TEXT_SVGA_GROUP 8 /* 8-15: SVGA tileblit compatible modes */ |
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| 54 | #define FB_AUX_TEXT_SVGA_MASK 7 /* lower three bits says step */ |
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| 55 | #define FB_AUX_TEXT_SVGA_STEP2 8 /* SVGA text mode: text, attr */ |
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| 56 | #define FB_AUX_TEXT_SVGA_STEP4 9 /* SVGA text mode: text, attr, 2 reserved bytes */ |
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| 57 | #define FB_AUX_TEXT_SVGA_STEP8 10 /* SVGA text mode: text, attr, 6 reserved bytes */ |
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| 58 | #define FB_AUX_TEXT_SVGA_STEP16 11 /* SVGA text mode: text, attr, 14 reserved bytes */ |
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| 59 | #define FB_AUX_TEXT_SVGA_LAST 15 /* reserved up to 15 */ |
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| 60 | |||
| 61 | #define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ |
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| 62 | #define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ |
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| 63 | #define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ |
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| 64 | |||
| 65 | #define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */ |
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| 66 | #define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */ |
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| 67 | #define FB_VISUAL_TRUECOLOR 2 /* True color */ |
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| 68 | #define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */ |
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| 69 | #define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */ |
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| 70 | #define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */ |
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| 71 | |||
| 72 | #define FB_ACCEL_NONE 0 /* no hardware accelerator */ |
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| 73 | #define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */ |
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| 74 | #define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */ |
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| 75 | #define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */ |
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| 76 | #define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */ |
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| 77 | #define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */ |
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| 78 | #define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */ |
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| 79 | #define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */ |
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| 80 | #define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */ |
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| 81 | #define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */ |
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| 82 | #define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */ |
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| 83 | #define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */ |
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| 84 | #define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */ |
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| 85 | #define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */ |
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| 86 | #define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */ |
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| 87 | #define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */ |
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| 88 | #define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */ |
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| 89 | #define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */ |
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| 90 | #define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */ |
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| 91 | #define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */ |
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| 92 | #define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */ |
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| 93 | #define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */ |
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| 94 | #define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */ |
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| 95 | #define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */ |
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| 96 | #define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */ |
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| 97 | #define FB_ACCEL_SUN_TCX 25 /* Sun tcx */ |
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| 98 | #define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */ |
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| 99 | #define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */ |
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| 100 | #define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */ |
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| 101 | #define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */ |
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| 102 | #define FB_ACCEL_CT_6555x 30 /* C&T 6555x */ |
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| 103 | #define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */ |
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| 104 | #define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */ |
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| 105 | #define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ |
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| 106 | #define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ |
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| 107 | #define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ |
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| 108 | #define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ |
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| 109 | #define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ |
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| 110 | #define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ |
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| 111 | #define FB_ACCEL_I810 39 /* Intel 810/815 */ |
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| 112 | #define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ |
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| 113 | #define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ |
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| 114 | #define FB_ACCEL_I830 42 /* Intel 830M/845G/85x/865G */ |
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| 115 | #define FB_ACCEL_NV_10 43 /* nVidia Arch 10 */ |
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| 116 | #define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */ |
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| 117 | #define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */ |
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| 118 | #define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */ |
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| 119 | #define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari V3XT, V5, V8 */ |
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| 120 | #define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */ |
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| 121 | #define FB_ACCEL_OMAP1610 49 /* TI OMAP16xx */ |
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| 122 | #define FB_ACCEL_TRIDENT_TGUI 50 /* Trident TGUI */ |
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| 123 | #define FB_ACCEL_TRIDENT_3DIMAGE 51 /* Trident 3DImage */ |
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| 124 | #define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */ |
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| 125 | #define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */ |
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| 126 | #define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */ |
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| 127 | #define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ |
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| 128 | #define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ |
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| 129 | #define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ |
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| 130 | #define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ |
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| 131 | #define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ |
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| 132 | #define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ |
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| 133 | #define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ |
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| 134 | #define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ |
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| 135 | #define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ |
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| 136 | #define FB_ACCEL_PXA3XX 99 /* PXA3xx */ |
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| 137 | |||
| 138 | #define FB_ACCEL_SAVAGE4 0x80 /* S3 Savage4 */ |
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| 139 | #define FB_ACCEL_SAVAGE3D 0x81 /* S3 Savage3D */ |
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| 140 | #define FB_ACCEL_SAVAGE3D_MV 0x82 /* S3 Savage3D-MV */ |
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| 141 | #define FB_ACCEL_SAVAGE2000 0x83 /* S3 Savage2000 */ |
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| 142 | #define FB_ACCEL_SAVAGE_MX_MV 0x84 /* S3 Savage/MX-MV */ |
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| 143 | #define FB_ACCEL_SAVAGE_MX 0x85 /* S3 Savage/MX */ |
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| 144 | #define FB_ACCEL_SAVAGE_IX_MV 0x86 /* S3 Savage/IX-MV */ |
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| 145 | #define FB_ACCEL_SAVAGE_IX 0x87 /* S3 Savage/IX */ |
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| 146 | #define FB_ACCEL_PROSAVAGE_PM 0x88 /* S3 ProSavage PM133 */ |
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| 147 | #define FB_ACCEL_PROSAVAGE_KM 0x89 /* S3 ProSavage KM133 */ |
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| 148 | #define FB_ACCEL_S3TWISTER_P 0x8a /* S3 Twister */ |
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| 149 | #define FB_ACCEL_S3TWISTER_K 0x8b /* S3 TwisterK */ |
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| 150 | #define FB_ACCEL_SUPERSAVAGE 0x8c /* S3 Supersavage */ |
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| 151 | #define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */ |
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| 152 | #define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */ |
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| 153 | |||
| 154 | struct fb_fix_screeninfo { |
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| 155 | char id[16]; /* identification string eg "TT Builtin" */ |
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| 156 | unsigned long smem_start; /* Start of frame buffer mem */ |
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| 157 | /* (physical address) */ |
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| 158 | __u32 smem_len; /* Length of frame buffer mem */ |
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| 159 | __u32 type; /* see FB_TYPE_* */ |
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| 160 | __u32 type_aux; /* Interleave for interleaved Planes */ |
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| 161 | __u32 visual; /* see FB_VISUAL_* */ |
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| 162 | __u16 xpanstep; /* zero if no hardware panning */ |
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| 163 | __u16 ypanstep; /* zero if no hardware panning */ |
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| 164 | __u16 ywrapstep; /* zero if no hardware ywrap */ |
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| 165 | __u32 line_length; /* length of a line in bytes */ |
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| 166 | unsigned long mmio_start; /* Start of Memory Mapped I/O */ |
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| 167 | /* (physical address) */ |
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| 168 | __u32 mmio_len; /* Length of Memory Mapped I/O */ |
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| 169 | __u32 accel; /* Indicate to driver which */ |
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| 170 | /* specific chip/card we have */ |
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| 171 | __u16 reserved[3]; /* Reserved for future compatibility */ |
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| 172 | }; |
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| 173 | |||
| 174 | /* Interpretation of offset for color fields: All offsets are from the right, |
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| 175 | * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you |
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| 176 | * can use the offset as right argument to <<). A pixel afterwards is a bit |
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| 177 | * stream and is written to video memory as that unmodified. |
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| 178 | * |
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| 179 | * For pseudocolor: offset and length should be the same for all color |
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| 180 | * components. Offset specifies the position of the least significant bit |
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| 181 | * of the pallette index in a pixel value. Length indicates the number |
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| 182 | * of available palette entries (i.e. # of entries = 1 << length). |
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| 183 | */ |
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| 184 | struct fb_bitfield { |
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| 185 | __u32 offset; /* beginning of bitfield */ |
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| 186 | __u32 length; /* length of bitfield */ |
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| 187 | __u32 msb_right; /* != 0 : Most significant bit is */ |
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| 188 | /* right */ |
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| 189 | }; |
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| 190 | |||
| 191 | #define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ |
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| 192 | #define FB_NONSTD_REV_PIX_IN_B 2 /* order of pixels in each byte is reversed */ |
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| 193 | |||
| 194 | #define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/ |
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| 195 | #define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */ |
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| 196 | #define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */ |
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| 197 | #define FB_ACTIVATE_MASK 15 |
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| 198 | /* values */ |
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| 199 | #define FB_ACTIVATE_VBL 16 /* activate values on next vbl */ |
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| 200 | #define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */ |
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| 201 | #define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ |
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| 202 | #define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/ |
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| 203 | #define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */ |
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| 204 | |||
| 205 | #define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */ |
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| 206 | |||
| 207 | #define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ |
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| 208 | #define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ |
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| 209 | #define FB_SYNC_EXT 4 /* external sync */ |
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| 210 | #define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */ |
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| 211 | #define FB_SYNC_BROADCAST 16 /* broadcast video timings */ |
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| 212 | /* vtotal = 144d/288n/576i => PAL */ |
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| 213 | /* vtotal = 121d/242n/484i => NTSC */ |
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| 214 | #define FB_SYNC_ON_GREEN 32 /* sync on green */ |
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| 215 | |||
| 216 | #define FB_VMODE_NONINTERLACED 0 /* non interlaced */ |
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| 217 | #define FB_VMODE_INTERLACED 1 /* interlaced */ |
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| 218 | #define FB_VMODE_DOUBLE 2 /* double scan */ |
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| 219 | #define FB_VMODE_ODD_FLD_FIRST 4 /* interlaced: top line first */ |
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| 220 | #define FB_VMODE_MASK 255 |
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| 221 | |||
| 222 | #define FB_VMODE_YWRAP 256 /* ywrap instead of panning */ |
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| 223 | #define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */ |
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| 224 | #define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */ |
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| 225 | |||
| 226 | /* |
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| 227 | * Display rotation support |
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| 228 | */ |
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| 229 | #define FB_ROTATE_UR 0 |
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| 230 | #define FB_ROTATE_CW 1 |
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| 231 | #define FB_ROTATE_UD 2 |
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| 232 | #define FB_ROTATE_CCW 3 |
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| 233 | |||
| 234 | #define PICOS2KHZ(a) (1000000000UL/(a)) |
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| 235 | #define KHZ2PICOS(a) (1000000000UL/(a)) |
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| 236 | |||
| 237 | struct fb_var_screeninfo { |
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| 238 | __u32 xres; /* visible resolution */ |
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| 239 | __u32 yres; |
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| 240 | __u32 xres_virtual; /* virtual resolution */ |
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| 241 | __u32 yres_virtual; |
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| 242 | __u32 xoffset; /* offset from virtual to visible */ |
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| 243 | __u32 yoffset; /* resolution */ |
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| 244 | |||
| 245 | __u32 bits_per_pixel; /* guess what */ |
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| 246 | __u32 grayscale; /* != 0 Graylevels instead of colors */ |
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| 247 | |||
| 248 | struct fb_bitfield red; /* bitfield in fb mem if true color, */ |
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| 249 | struct fb_bitfield green; /* else only length is significant */ |
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| 250 | struct fb_bitfield blue; |
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| 251 | struct fb_bitfield transp; /* transparency */ |
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| 252 | |||
| 253 | __u32 nonstd; /* != 0 Non standard pixel format */ |
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| 254 | |||
| 255 | __u32 activate; /* see FB_ACTIVATE_* */ |
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| 256 | |||
| 257 | __u32 height; /* height of picture in mm */ |
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| 258 | __u32 width; /* width of picture in mm */ |
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| 259 | |||
| 260 | __u32 accel_flags; /* (OBSOLETE) see fb_info.flags */ |
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| 261 | |||
| 262 | /* Timing: All values in pixclocks, except pixclock (of course) */ |
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| 263 | __u32 pixclock; /* pixel clock in ps (pico seconds) */ |
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| 264 | __u32 left_margin; /* time from sync to picture */ |
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| 265 | __u32 right_margin; /* time from picture to sync */ |
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| 266 | __u32 upper_margin; /* time from sync to picture */ |
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| 267 | __u32 lower_margin; |
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| 268 | __u32 hsync_len; /* length of horizontal sync */ |
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| 269 | __u32 vsync_len; /* length of vertical sync */ |
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| 270 | __u32 sync; /* see FB_SYNC_* */ |
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| 271 | __u32 vmode; /* see FB_VMODE_* */ |
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| 272 | __u32 rotate; /* angle we rotate counter clockwise */ |
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| 273 | __u32 reserved[5]; /* Reserved for future compatibility */ |
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| 274 | }; |
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| 275 | |||
| 276 | struct fb_cmap { |
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| 277 | __u32 start; /* First entry */ |
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| 278 | __u32 len; /* Number of entries */ |
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| 279 | __u16 *red; /* Red values */ |
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| 280 | __u16 *green; |
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| 281 | __u16 *blue; |
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| 282 | __u16 *transp; /* transparency, can be NULL */ |
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| 283 | }; |
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| 284 | |||
| 285 | struct fb_con2fbmap { |
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| 286 | __u32 console; |
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| 287 | __u32 framebuffer; |
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| 288 | }; |
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| 289 | |||
| 290 | /* VESA Blanking Levels */ |
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| 291 | #define VESA_NO_BLANKING 0 |
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| 292 | #define VESA_VSYNC_SUSPEND 1 |
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| 293 | #define VESA_HSYNC_SUSPEND 2 |
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| 294 | #define VESA_POWERDOWN 3 |
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| 295 | |||
| 296 | |||
| 297 | enum { |
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| 298 | /* screen: unblanked, hsync: on, vsync: on */ |
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| 299 | FB_BLANK_UNBLANK = VESA_NO_BLANKING, |
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| 300 | |||
| 301 | /* screen: blanked, hsync: on, vsync: on */ |
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| 302 | FB_BLANK_NORMAL = VESA_NO_BLANKING + 1, |
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| 303 | |||
| 304 | /* screen: blanked, hsync: on, vsync: off */ |
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| 305 | FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1, |
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| 306 | |||
| 307 | /* screen: blanked, hsync: off, vsync: on */ |
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| 308 | FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1, |
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| 309 | |||
| 310 | /* screen: blanked, hsync: off, vsync: off */ |
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| 311 | FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1 |
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| 312 | }; |
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| 313 | |||
| 314 | #define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ |
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| 315 | #define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ |
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| 316 | #define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ |
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| 317 | #define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ |
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| 318 | #define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ |
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| 319 | #define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ |
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| 320 | #define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ |
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| 321 | #define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ |
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| 322 | #define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ |
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| 323 | |||
| 324 | struct fb_vblank { |
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| 325 | __u32 flags; /* FB_VBLANK flags */ |
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| 326 | __u32 count; /* counter of retraces since boot */ |
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| 327 | __u32 vcount; /* current scanline position */ |
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| 328 | __u32 hcount; /* current scandot position */ |
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| 329 | __u32 reserved[4]; /* reserved for future compatibility */ |
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| 330 | }; |
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| 331 | |||
| 332 | /* Internal HW accel */ |
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| 333 | #define ROP_COPY 0 |
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| 334 | #define ROP_XOR 1 |
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| 335 | |||
| 336 | struct fb_copyarea { |
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| 337 | __u32 dx; |
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| 338 | __u32 dy; |
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| 339 | __u32 width; |
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| 340 | __u32 height; |
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| 341 | __u32 sx; |
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| 342 | __u32 sy; |
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| 343 | }; |
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| 344 | |||
| 345 | struct fb_fillrect { |
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| 346 | __u32 dx; /* screen-relative */ |
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| 347 | __u32 dy; |
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| 348 | __u32 width; |
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| 349 | __u32 height; |
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| 350 | __u32 color; |
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| 351 | __u32 rop; |
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| 352 | }; |
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| 353 | |||
| 354 | struct fb_image { |
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| 355 | __u32 dx; /* Where to place image */ |
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| 356 | __u32 dy; |
||
| 357 | __u32 width; /* Size of image */ |
||
| 358 | __u32 height; |
||
| 359 | __u32 fg_color; /* Only used when a mono bitmap */ |
||
| 360 | __u32 bg_color; |
||
| 361 | __u8 depth; /* Depth of the image */ |
||
| 362 | const char *data; /* Pointer to image data */ |
||
| 363 | struct fb_cmap cmap; /* color map info */ |
||
| 364 | }; |
||
| 365 | |||
| 366 | /* |
||
| 367 | * hardware cursor control |
||
| 368 | */ |
||
| 369 | |||
| 370 | #define FB_CUR_SETIMAGE 0x01 |
||
| 371 | #define FB_CUR_SETPOS 0x02 |
||
| 372 | #define FB_CUR_SETHOT 0x04 |
||
| 373 | #define FB_CUR_SETCMAP 0x08 |
||
| 374 | #define FB_CUR_SETSHAPE 0x10 |
||
| 375 | #define FB_CUR_SETSIZE 0x20 |
||
| 376 | #define FB_CUR_SETALL 0xFF |
||
| 377 | |||
| 378 | struct fbcurpos { |
||
| 379 | __u16 x, y; |
||
| 380 | }; |
||
| 381 | |||
| 382 | struct fb_cursor { |
||
| 383 | __u16 set; /* what to set */ |
||
| 384 | __u16 enable; /* cursor on/off */ |
||
| 385 | __u16 rop; /* bitop operation */ |
||
| 386 | const char *mask; /* cursor mask bits */ |
||
| 387 | struct fbcurpos hot; /* cursor hot spot */ |
||
| 388 | struct fb_image image; /* Cursor image */ |
||
| 389 | }; |
||
| 390 | |||
| 391 | #ifdef CONFIG_FB_BACKLIGHT |
||
| 392 | /* Settings for the generic backlight code */ |
||
| 393 | #define FB_BACKLIGHT_LEVELS 128 |
||
| 394 | #define FB_BACKLIGHT_MAX 0xFF |
||
| 395 | #endif |
||
| 396 | |||
| 397 | //#ifdef __KERNEL__ |
||
| 398 | |||
| 399 | //#include |
||
| 400 | //#include |
||
| 401 | //#include |
||
| 402 | //#include |
||
| 403 | //#include |
||
| 404 | #include |
||
| 1964 | serge | 405 | #include |
| 1408 | serge | 406 | //#include |
| 407 | //#include |
||
| 408 | |||
| 1964 | serge | 409 | struct vm_area_struct; |
| 410 | struct fb_info; |
||
| 411 | struct device; |
||
| 412 | struct file; |
||
| 1408 | serge | 413 | |
| 414 | /* Definitions below are used in the parsed monitor specs */ |
||
| 415 | #define FB_DPMS_ACTIVE_OFF 1 |
||
| 416 | #define FB_DPMS_SUSPEND 2 |
||
| 417 | #define FB_DPMS_STANDBY 4 |
||
| 418 | |||
| 419 | #define FB_DISP_DDI 1 |
||
| 420 | #define FB_DISP_ANA_700_300 2 |
||
| 421 | #define FB_DISP_ANA_714_286 4 |
||
| 422 | #define FB_DISP_ANA_1000_400 8 |
||
| 423 | #define FB_DISP_ANA_700_000 16 |
||
| 424 | |||
| 425 | #define FB_DISP_MONO 32 |
||
| 426 | #define FB_DISP_RGB 64 |
||
| 427 | #define FB_DISP_MULTI 128 |
||
| 428 | #define FB_DISP_UNKNOWN 256 |
||
| 429 | |||
| 430 | #define FB_SIGNAL_NONE 0 |
||
| 431 | #define FB_SIGNAL_BLANK_BLANK 1 |
||
| 432 | #define FB_SIGNAL_SEPARATE 2 |
||
| 433 | #define FB_SIGNAL_COMPOSITE 4 |
||
| 434 | #define FB_SIGNAL_SYNC_ON_GREEN 8 |
||
| 435 | #define FB_SIGNAL_SERRATION_ON 16 |
||
| 436 | |||
| 437 | #define FB_MISC_PRIM_COLOR 1 |
||
| 438 | #define FB_MISC_1ST_DETAIL 2 /* First Detailed Timing is preferred */ |
||
| 439 | struct fb_chroma { |
||
| 440 | __u32 redx; /* in fraction of 1024 */ |
||
| 441 | __u32 greenx; |
||
| 442 | __u32 bluex; |
||
| 443 | __u32 whitex; |
||
| 444 | __u32 redy; |
||
| 445 | __u32 greeny; |
||
| 446 | __u32 bluey; |
||
| 447 | __u32 whitey; |
||
| 448 | }; |
||
| 449 | |||
| 450 | struct fb_monspecs { |
||
| 451 | struct fb_chroma chroma; |
||
| 452 | struct fb_videomode *modedb; /* mode database */ |
||
| 453 | __u8 manufacturer[4]; /* Manufacturer */ |
||
| 454 | __u8 monitor[14]; /* Monitor String */ |
||
| 455 | __u8 serial_no[14]; /* Serial Number */ |
||
| 456 | __u8 ascii[14]; /* ? */ |
||
| 457 | __u32 modedb_len; /* mode database length */ |
||
| 458 | __u32 model; /* Monitor Model */ |
||
| 459 | __u32 serial; /* Serial Number - Integer */ |
||
| 460 | __u32 year; /* Year manufactured */ |
||
| 461 | __u32 week; /* Week Manufactured */ |
||
| 462 | __u32 hfmin; /* hfreq lower limit (Hz) */ |
||
| 463 | __u32 hfmax; /* hfreq upper limit (Hz) */ |
||
| 464 | __u32 dclkmin; /* pixelclock lower limit (Hz) */ |
||
| 465 | __u32 dclkmax; /* pixelclock upper limit (Hz) */ |
||
| 466 | __u16 input; /* display type - see FB_DISP_* */ |
||
| 467 | __u16 dpms; /* DPMS support - see FB_DPMS_ */ |
||
| 468 | __u16 signal; /* Signal Type - see FB_SIGNAL_* */ |
||
| 469 | __u16 vfmin; /* vfreq lower limit (Hz) */ |
||
| 470 | __u16 vfmax; /* vfreq upper limit (Hz) */ |
||
| 471 | __u16 gamma; /* Gamma - in fractions of 100 */ |
||
| 472 | __u16 gtf : 1; /* supports GTF */ |
||
| 473 | __u16 misc; /* Misc flags - see FB_MISC_* */ |
||
| 474 | __u8 version; /* EDID version... */ |
||
| 475 | __u8 revision; /* ...and revision */ |
||
| 476 | __u8 max_x; /* Maximum horizontal size (cm) */ |
||
| 477 | __u8 max_y; /* Maximum vertical size (cm) */ |
||
| 478 | }; |
||
| 479 | |||
| 480 | struct fb_cmap_user { |
||
| 481 | __u32 start; /* First entry */ |
||
| 482 | __u32 len; /* Number of entries */ |
||
| 483 | __u16 __user *red; /* Red values */ |
||
| 484 | __u16 __user *green; |
||
| 485 | __u16 __user *blue; |
||
| 486 | __u16 __user *transp; /* transparency, can be NULL */ |
||
| 487 | }; |
||
| 488 | |||
| 489 | struct fb_image_user { |
||
| 490 | __u32 dx; /* Where to place image */ |
||
| 491 | __u32 dy; |
||
| 492 | __u32 width; /* Size of image */ |
||
| 493 | __u32 height; |
||
| 494 | __u32 fg_color; /* Only used when a mono bitmap */ |
||
| 495 | __u32 bg_color; |
||
| 496 | __u8 depth; /* Depth of the image */ |
||
| 497 | const char __user *data; /* Pointer to image data */ |
||
| 498 | struct fb_cmap_user cmap; /* color map info */ |
||
| 499 | }; |
||
| 500 | |||
| 501 | struct fb_cursor_user { |
||
| 502 | __u16 set; /* what to set */ |
||
| 503 | __u16 enable; /* cursor on/off */ |
||
| 504 | __u16 rop; /* bitop operation */ |
||
| 505 | const char __user *mask; /* cursor mask bits */ |
||
| 506 | struct fbcurpos hot; /* cursor hot spot */ |
||
| 507 | struct fb_image_user image; /* Cursor image */ |
||
| 508 | }; |
||
| 509 | |||
| 510 | /* |
||
| 511 | * Register/unregister for framebuffer events |
||
| 512 | */ |
||
| 513 | |||
| 514 | /* The resolution of the passed in fb_info about to change */ |
||
| 515 | #define FB_EVENT_MODE_CHANGE 0x01 |
||
| 516 | /* The display on this fb_info is beeing suspended, no access to the |
||
| 517 | * framebuffer is allowed any more after that call returns |
||
| 518 | */ |
||
| 519 | #define FB_EVENT_SUSPEND 0x02 |
||
| 520 | /* The display on this fb_info was resumed, you can restore the display |
||
| 521 | * if you own it |
||
| 522 | */ |
||
| 523 | #define FB_EVENT_RESUME 0x03 |
||
| 524 | /* An entry from the modelist was removed */ |
||
| 525 | #define FB_EVENT_MODE_DELETE 0x04 |
||
| 526 | /* A driver registered itself */ |
||
| 527 | #define FB_EVENT_FB_REGISTERED 0x05 |
||
| 528 | /* A driver unregistered itself */ |
||
| 529 | #define FB_EVENT_FB_UNREGISTERED 0x06 |
||
| 530 | /* CONSOLE-SPECIFIC: get console to framebuffer mapping */ |
||
| 531 | #define FB_EVENT_GET_CONSOLE_MAP 0x07 |
||
| 532 | /* CONSOLE-SPECIFIC: set console to framebuffer mapping */ |
||
| 533 | #define FB_EVENT_SET_CONSOLE_MAP 0x08 |
||
| 534 | /* A hardware display blank change occured */ |
||
| 535 | #define FB_EVENT_BLANK 0x09 |
||
| 536 | /* Private modelist is to be replaced */ |
||
| 537 | #define FB_EVENT_NEW_MODELIST 0x0A |
||
| 538 | /* The resolution of the passed in fb_info about to change and |
||
| 539 | all vc's should be changed */ |
||
| 540 | #define FB_EVENT_MODE_CHANGE_ALL 0x0B |
||
| 541 | /* A software display blank change occured */ |
||
| 542 | #define FB_EVENT_CONBLANK 0x0C |
||
| 543 | /* Get drawing requirements */ |
||
| 544 | #define FB_EVENT_GET_REQ 0x0D |
||
| 545 | /* Unbind from the console if possible */ |
||
| 546 | #define FB_EVENT_FB_UNBIND 0x0E |
||
| 1964 | serge | 547 | /* CONSOLE-SPECIFIC: remap all consoles to new fb - for vga switcheroo */ |
| 548 | #define FB_EVENT_REMAP_ALL_CONSOLE 0x0F |
||
| 1408 | serge | 549 | |
| 550 | struct fb_event { |
||
| 551 | struct fb_info *info; |
||
| 552 | void *data; |
||
| 553 | }; |
||
| 554 | |||
| 555 | struct fb_blit_caps { |
||
| 556 | u32 x; |
||
| 557 | u32 y; |
||
| 558 | u32 len; |
||
| 559 | u32 flags; |
||
| 560 | }; |
||
| 561 | |||
| 562 | /* |
||
| 563 | * Pixmap structure definition |
||
| 564 | * |
||
| 565 | * The purpose of this structure is to translate data |
||
| 566 | * from the hardware independent format of fbdev to what |
||
| 567 | * format the hardware needs. |
||
| 568 | */ |
||
| 569 | |||
| 570 | #define FB_PIXMAP_DEFAULT 1 /* used internally by fbcon */ |
||
| 571 | #define FB_PIXMAP_SYSTEM 2 /* memory is in system RAM */ |
||
| 572 | #define FB_PIXMAP_IO 4 /* memory is iomapped */ |
||
| 573 | #define FB_PIXMAP_SYNC 256 /* set if GPU can DMA */ |
||
| 574 | |||
| 575 | struct fb_pixmap { |
||
| 576 | u8 *addr; /* pointer to memory */ |
||
| 577 | u32 size; /* size of buffer in bytes */ |
||
| 578 | u32 offset; /* current offset to buffer */ |
||
| 579 | u32 buf_align; /* byte alignment of each bitmap */ |
||
| 580 | u32 scan_align; /* alignment per scanline */ |
||
| 581 | u32 access_align; /* alignment per read/write (bits) */ |
||
| 582 | u32 flags; /* see FB_PIXMAP_* */ |
||
| 583 | u32 blit_x; /* supported bit block dimensions (1-32)*/ |
||
| 584 | u32 blit_y; /* Format: blit_x = 1 << (width - 1) */ |
||
| 585 | /* blit_y = 1 << (height - 1) */ |
||
| 586 | /* if 0, will be set to 0xffffffff (all)*/ |
||
| 587 | /* access methods */ |
||
| 588 | void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size); |
||
| 589 | void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size); |
||
| 590 | }; |
||
| 591 | |||
| 592 | #ifdef CONFIG_FB_DEFERRED_IO |
||
| 593 | struct fb_deferred_io { |
||
| 594 | /* delay between mkwrite and deferred handler */ |
||
| 595 | unsigned long delay; |
||
| 596 | struct mutex lock; /* mutex that protects the page list */ |
||
| 597 | struct list_head pagelist; /* list of touched pages */ |
||
| 598 | /* callback */ |
||
| 599 | void (*deferred_io)(struct fb_info *info, struct list_head *pagelist); |
||
| 600 | }; |
||
| 601 | #endif |
||
| 602 | |||
| 603 | /* |
||
| 604 | * Frame buffer operations |
||
| 605 | * |
||
| 606 | * LOCKING NOTE: those functions must _ALL_ be called with the console |
||
| 607 | * semaphore held, this is the only suitable locking mechanism we have |
||
| 608 | * in 2.6. Some may be called at interrupt time at this point though. |
||
| 1964 | serge | 609 | * |
| 610 | * The exception to this is the debug related hooks. Putting the fb |
||
| 611 | * into a debug state (e.g. flipping to the kernel console) and restoring |
||
| 612 | * it must be done in a lock-free manner, so low level drivers should |
||
| 613 | * keep track of the initial console (if applicable) and may need to |
||
| 614 | * perform direct, unlocked hardware writes in these hooks. |
||
| 1408 | serge | 615 | */ |
| 616 | |||
| 617 | struct fb_ops { |
||
| 618 | /* open/release and usage marking */ |
||
| 619 | struct module *owner; |
||
| 620 | int (*fb_open)(struct fb_info *info, int user); |
||
| 621 | int (*fb_release)(struct fb_info *info, int user); |
||
| 622 | |||
| 623 | /* For framebuffers with strange non linear layouts or that do not |
||
| 624 | * work with normal memory mapped access |
||
| 625 | */ |
||
| 626 | ssize_t (*fb_read)(struct fb_info *info, char __user *buf, |
||
| 627 | size_t count, loff_t *ppos); |
||
| 628 | ssize_t (*fb_write)(struct fb_info *info, const char __user *buf, |
||
| 629 | size_t count, loff_t *ppos); |
||
| 630 | |||
| 631 | /* checks var and eventually tweaks it to something supported, |
||
| 632 | * DO NOT MODIFY PAR */ |
||
| 633 | int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info); |
||
| 634 | |||
| 635 | /* set the video mode according to info->var */ |
||
| 636 | int (*fb_set_par)(struct fb_info *info); |
||
| 637 | |||
| 638 | /* set color register */ |
||
| 639 | int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green, |
||
| 640 | unsigned blue, unsigned transp, struct fb_info *info); |
||
| 641 | |||
| 642 | /* set color registers in batch */ |
||
| 643 | int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info); |
||
| 644 | |||
| 645 | /* blank display */ |
||
| 646 | int (*fb_blank)(int blank, struct fb_info *info); |
||
| 647 | |||
| 648 | /* pan display */ |
||
| 649 | int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info); |
||
| 650 | |||
| 651 | /* Draws a rectangle */ |
||
| 652 | void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect); |
||
| 653 | /* Copy data from area to another */ |
||
| 654 | void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region); |
||
| 655 | /* Draws a image to the display */ |
||
| 656 | void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image); |
||
| 657 | |||
| 658 | /* Draws cursor */ |
||
| 659 | int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor); |
||
| 660 | |||
| 661 | /* Rotates the display */ |
||
| 662 | void (*fb_rotate)(struct fb_info *info, int angle); |
||
| 663 | |||
| 664 | /* wait for blit idle, optional */ |
||
| 665 | int (*fb_sync)(struct fb_info *info); |
||
| 666 | |||
| 667 | /* perform fb specific ioctl (optional) */ |
||
| 668 | int (*fb_ioctl)(struct fb_info *info, unsigned int cmd, |
||
| 669 | unsigned long arg); |
||
| 670 | |||
| 671 | /* Handle 32bit compat ioctl (optional) */ |
||
| 672 | int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd, |
||
| 673 | unsigned long arg); |
||
| 674 | |||
| 675 | /* perform fb specific mmap */ |
||
| 676 | // int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma); |
||
| 677 | |||
| 678 | /* get capability given var */ |
||
| 679 | void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps, |
||
| 680 | struct fb_var_screeninfo *var); |
||
| 681 | |||
| 682 | /* teardown any resources to do with this framebuffer */ |
||
| 683 | void (*fb_destroy)(struct fb_info *info); |
||
| 684 | }; |
||
| 685 | |||
| 686 | #ifdef CONFIG_FB_TILEBLITTING |
||
| 687 | #define FB_TILE_CURSOR_NONE 0 |
||
| 688 | #define FB_TILE_CURSOR_UNDERLINE 1 |
||
| 689 | #define FB_TILE_CURSOR_LOWER_THIRD 2 |
||
| 690 | #define FB_TILE_CURSOR_LOWER_HALF 3 |
||
| 691 | #define FB_TILE_CURSOR_TWO_THIRDS 4 |
||
| 692 | #define FB_TILE_CURSOR_BLOCK 5 |
||
| 693 | |||
| 694 | struct fb_tilemap { |
||
| 695 | __u32 width; /* width of each tile in pixels */ |
||
| 696 | __u32 height; /* height of each tile in scanlines */ |
||
| 697 | __u32 depth; /* color depth of each tile */ |
||
| 698 | __u32 length; /* number of tiles in the map */ |
||
| 699 | const __u8 *data; /* actual tile map: a bitmap array, packed |
||
| 700 | to the nearest byte */ |
||
| 701 | }; |
||
| 702 | |||
| 703 | struct fb_tilerect { |
||
| 704 | __u32 sx; /* origin in the x-axis */ |
||
| 705 | __u32 sy; /* origin in the y-axis */ |
||
| 706 | __u32 width; /* number of tiles in the x-axis */ |
||
| 707 | __u32 height; /* number of tiles in the y-axis */ |
||
| 708 | __u32 index; /* what tile to use: index to tile map */ |
||
| 709 | __u32 fg; /* foreground color */ |
||
| 710 | __u32 bg; /* background color */ |
||
| 711 | __u32 rop; /* raster operation */ |
||
| 712 | }; |
||
| 713 | |||
| 714 | struct fb_tilearea { |
||
| 715 | __u32 sx; /* source origin in the x-axis */ |
||
| 716 | __u32 sy; /* source origin in the y-axis */ |
||
| 717 | __u32 dx; /* destination origin in the x-axis */ |
||
| 718 | __u32 dy; /* destination origin in the y-axis */ |
||
| 719 | __u32 width; /* number of tiles in the x-axis */ |
||
| 720 | __u32 height; /* number of tiles in the y-axis */ |
||
| 721 | }; |
||
| 722 | |||
| 723 | struct fb_tileblit { |
||
| 724 | __u32 sx; /* origin in the x-axis */ |
||
| 725 | __u32 sy; /* origin in the y-axis */ |
||
| 726 | __u32 width; /* number of tiles in the x-axis */ |
||
| 727 | __u32 height; /* number of tiles in the y-axis */ |
||
| 728 | __u32 fg; /* foreground color */ |
||
| 729 | __u32 bg; /* background color */ |
||
| 730 | __u32 length; /* number of tiles to draw */ |
||
| 731 | __u32 *indices; /* array of indices to tile map */ |
||
| 732 | }; |
||
| 733 | |||
| 734 | struct fb_tilecursor { |
||
| 735 | __u32 sx; /* cursor position in the x-axis */ |
||
| 736 | __u32 sy; /* cursor position in the y-axis */ |
||
| 737 | __u32 mode; /* 0 = erase, 1 = draw */ |
||
| 738 | __u32 shape; /* see FB_TILE_CURSOR_* */ |
||
| 739 | __u32 fg; /* foreground color */ |
||
| 740 | __u32 bg; /* background color */ |
||
| 741 | }; |
||
| 742 | |||
| 743 | struct fb_tile_ops { |
||
| 744 | /* set tile characteristics */ |
||
| 745 | void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map); |
||
| 746 | |||
| 747 | /* all dimensions from hereon are in terms of tiles */ |
||
| 748 | |||
| 749 | /* move a rectangular region of tiles from one area to another*/ |
||
| 750 | void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area); |
||
| 751 | /* fill a rectangular region with a tile */ |
||
| 752 | void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect); |
||
| 753 | /* copy an array of tiles */ |
||
| 754 | void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit); |
||
| 755 | /* cursor */ |
||
| 756 | void (*fb_tilecursor)(struct fb_info *info, |
||
| 757 | struct fb_tilecursor *cursor); |
||
| 758 | /* get maximum length of the tile map */ |
||
| 759 | int (*fb_get_tilemax)(struct fb_info *info); |
||
| 760 | }; |
||
| 761 | #endif /* CONFIG_FB_TILEBLITTING */ |
||
| 762 | |||
| 763 | /* FBINFO_* = fb_info.flags bit flags */ |
||
| 764 | #define FBINFO_MODULE 0x0001 /* Low-level driver is a module */ |
||
| 765 | #define FBINFO_HWACCEL_DISABLED 0x0002 |
||
| 766 | /* When FBINFO_HWACCEL_DISABLED is set: |
||
| 767 | * Hardware acceleration is turned off. Software implementations |
||
| 768 | * of required functions (copyarea(), fillrect(), and imageblit()) |
||
| 769 | * takes over; acceleration engine should be in a quiescent state */ |
||
| 770 | |||
| 771 | /* hints */ |
||
| 1964 | serge | 772 | #define FBINFO_VIRTFB 0x0004 /* FB is System RAM, not device. */ |
| 1408 | serge | 773 | #define FBINFO_PARTIAL_PAN_OK 0x0040 /* otw use pan only for double-buffering */ |
| 774 | #define FBINFO_READS_FAST 0x0080 /* soft-copy faster than rendering */ |
||
| 775 | |||
| 776 | /* hardware supported ops */ |
||
| 777 | /* semantics: when a bit is set, it indicates that the operation is |
||
| 778 | * accelerated by hardware. |
||
| 779 | * required functions will still work even if the bit is not set. |
||
| 780 | * optional functions may not even exist if the flag bit is not set. |
||
| 781 | */ |
||
| 782 | #define FBINFO_HWACCEL_NONE 0x0000 |
||
| 783 | #define FBINFO_HWACCEL_COPYAREA 0x0100 /* required */ |
||
| 784 | #define FBINFO_HWACCEL_FILLRECT 0x0200 /* required */ |
||
| 785 | #define FBINFO_HWACCEL_IMAGEBLIT 0x0400 /* required */ |
||
| 786 | #define FBINFO_HWACCEL_ROTATE 0x0800 /* optional */ |
||
| 787 | #define FBINFO_HWACCEL_XPAN 0x1000 /* optional */ |
||
| 788 | #define FBINFO_HWACCEL_YPAN 0x2000 /* optional */ |
||
| 789 | #define FBINFO_HWACCEL_YWRAP 0x4000 /* optional */ |
||
| 790 | |||
| 791 | #define FBINFO_MISC_USEREVENT 0x10000 /* event request |
||
| 792 | from userspace */ |
||
| 793 | #define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */ |
||
| 794 | |||
| 795 | /* A driver may set this flag to indicate that it does want a set_par to be |
||
| 796 | * called every time when fbcon_switch is executed. The advantage is that with |
||
| 797 | * this flag set you can really be sure that set_par is always called before |
||
| 798 | * any of the functions dependant on the correct hardware state or altering |
||
| 799 | * that state, even if you are using some broken X releases. The disadvantage |
||
| 800 | * is that it introduces unwanted delays to every console switch if set_par |
||
| 801 | * is slow. It is a good idea to try this flag in the drivers initialization |
||
| 802 | * code whenever there is a bug report related to switching between X and the |
||
| 803 | * framebuffer console. |
||
| 804 | */ |
||
| 805 | #define FBINFO_MISC_ALWAYS_SETPAR 0x40000 |
||
| 806 | |||
| 1964 | serge | 807 | /* where the fb is a firmware driver, and can be replaced with a proper one */ |
| 808 | #define FBINFO_MISC_FIRMWARE 0x80000 |
||
| 1408 | serge | 809 | /* |
| 810 | * Host and GPU endianness differ. |
||
| 811 | */ |
||
| 812 | #define FBINFO_FOREIGN_ENDIAN 0x100000 |
||
| 813 | /* |
||
| 814 | * Big endian math. This is the same flags as above, but with different |
||
| 815 | * meaning, it is set by the fb subsystem depending FOREIGN_ENDIAN flag |
||
| 816 | * and host endianness. Drivers should not use this flag. |
||
| 817 | */ |
||
| 818 | #define FBINFO_BE_MATH 0x100000 |
||
| 819 | |||
| 1964 | serge | 820 | /* report to the VT layer that this fb driver can accept forced console |
| 821 | output like oopses */ |
||
| 822 | #define FBINFO_CAN_FORCE_OUTPUT 0x200000 |
||
| 823 | |||
| 1408 | serge | 824 | struct fb_info { |
| 825 | int node; |
||
| 826 | int flags; |
||
| 1964 | serge | 827 | struct mutex lock; /* Lock for open/release/ioctl funcs */ |
| 828 | struct mutex mm_lock; /* Lock for fb_mmap and smem_* fields */ |
||
| 1408 | serge | 829 | struct fb_var_screeninfo var; /* Current var */ |
| 830 | struct fb_fix_screeninfo fix; /* Current fix */ |
||
| 831 | struct fb_monspecs monspecs; /* Current Monitor specs */ |
||
| 832 | // struct work_struct queue; /* Framebuffer event queue */ |
||
| 833 | // struct fb_pixmap pixmap; /* Image hardware mapper */ |
||
| 834 | // struct fb_pixmap sprite; /* Cursor hardware mapper */ |
||
| 835 | // struct fb_cmap cmap; /* Current cmap */ |
||
| 836 | struct list_head modelist; /* mode list */ |
||
| 837 | struct fb_videomode *mode; /* current mode */ |
||
| 838 | |||
| 839 | #ifdef CONFIG_FB_BACKLIGHT |
||
| 840 | /* assigned backlight device */ |
||
| 841 | /* set before framebuffer registration, |
||
| 842 | remove after unregister */ |
||
| 843 | struct backlight_device *bl_dev; |
||
| 844 | |||
| 845 | /* Backlight level curve */ |
||
| 846 | struct mutex bl_curve_mutex; |
||
| 847 | u8 bl_curve[FB_BACKLIGHT_LEVELS]; |
||
| 848 | #endif |
||
| 849 | #ifdef CONFIG_FB_DEFERRED_IO |
||
| 850 | struct delayed_work deferred_work; |
||
| 851 | struct fb_deferred_io *fbdefio; |
||
| 852 | #endif |
||
| 853 | |||
| 854 | struct fb_ops *fbops; |
||
| 1964 | serge | 855 | struct device *device; /* This is the parent */ |
| 856 | struct device *dev; /* This is this fb device */ |
||
| 1408 | serge | 857 | int class_flag; /* private sysfs flags */ |
| 858 | #ifdef CONFIG_FB_TILEBLITTING |
||
| 859 | struct fb_tile_ops *tileops; /* Tile Blitting */ |
||
| 860 | #endif |
||
| 861 | char __iomem *screen_base; /* Virtual address */ |
||
| 862 | unsigned long screen_size; /* Amount of ioremapped VRAM or 0 */ |
||
| 863 | void *pseudo_palette; /* Fake palette of 16 colors */ |
||
| 864 | #define FBINFO_STATE_RUNNING 0 |
||
| 865 | #define FBINFO_STATE_SUSPENDED 1 |
||
| 866 | u32 state; /* Hardware state i.e suspend */ |
||
| 867 | void *fbcon_par; /* fbcon use-only private area */ |
||
| 868 | /* From here on everything is device dependent */ |
||
| 869 | void *par; |
||
| 870 | /* we need the PCI or similiar aperture base/size not |
||
| 871 | smem_start/size as smem_start may just be an object |
||
| 872 | allocated inside the aperture so may not actually overlap */ |
||
| 1964 | serge | 873 | struct apertures_struct { |
| 874 | unsigned int count; |
||
| 875 | struct aperture { |
||
| 876 | resource_size_t base; |
||
| 877 | resource_size_t size; |
||
| 878 | } ranges[0]; |
||
| 879 | } *apertures; |
||
| 1408 | serge | 880 | }; |
| 881 | |||
| 1964 | serge | 882 | static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { |
| 883 | struct apertures_struct *a = kzalloc(sizeof(struct apertures_struct) |
||
| 884 | + max_num * sizeof(struct aperture), GFP_KERNEL); |
||
| 885 | if (!a) |
||
| 886 | return NULL; |
||
| 887 | a->count = max_num; |
||
| 888 | return a; |
||
| 889 | } |
||
| 890 | |||
| 1408 | serge | 891 | #ifdef MODULE |
| 892 | #define FBINFO_DEFAULT FBINFO_MODULE |
||
| 893 | #else |
||
| 894 | #define FBINFO_DEFAULT 0 |
||
| 895 | #endif |
||
| 896 | |||
| 897 | // This will go away |
||
| 898 | #define FBINFO_FLAG_MODULE FBINFO_MODULE |
||
| 899 | #define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT |
||
| 900 | |||
| 901 | /* This will go away |
||
| 902 | * fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags |
||
| 903 | * when it wants to turn the acceleration engine on. This is |
||
| 904 | * really a separate operation, and should be modified via sysfs. |
||
| 905 | * But for now, we leave it broken with the following define |
||
| 906 | */ |
||
| 907 | #define STUPID_ACCELF_TEXT_SHIT |
||
| 908 | |||
| 1964 | serge | 909 | // This will go away |
| 910 | #if defined(__sparc__) |
||
| 911 | |||
| 912 | /* We map all of our framebuffers such that big-endian accesses |
||
| 913 | * are what we want, so the following is sufficient. |
||
| 914 | */ |
||
| 915 | |||
| 916 | // This will go away |
||
| 917 | #define fb_readb sbus_readb |
||
| 918 | #define fb_readw sbus_readw |
||
| 919 | #define fb_readl sbus_readl |
||
| 920 | #define fb_readq sbus_readq |
||
| 921 | #define fb_writeb sbus_writeb |
||
| 922 | #define fb_writew sbus_writew |
||
| 923 | #define fb_writel sbus_writel |
||
| 924 | #define fb_writeq sbus_writeq |
||
| 925 | #define fb_memset sbus_memset_io |
||
| 926 | #define fb_memcpy_fromfb sbus_memcpy_fromio |
||
| 927 | #define fb_memcpy_tofb sbus_memcpy_toio |
||
| 928 | |||
| 929 | #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) |
||
| 930 | |||
| 931 | #define fb_readb __raw_readb |
||
| 932 | #define fb_readw __raw_readw |
||
| 933 | #define fb_readl __raw_readl |
||
| 934 | #define fb_readq __raw_readq |
||
| 935 | #define fb_writeb __raw_writeb |
||
| 936 | #define fb_writew __raw_writew |
||
| 937 | #define fb_writel __raw_writel |
||
| 938 | #define fb_writeq __raw_writeq |
||
| 939 | #define fb_memset memset_io |
||
| 940 | #define fb_memcpy_fromfb memcpy_fromio |
||
| 941 | #define fb_memcpy_tofb memcpy_toio |
||
| 942 | |||
| 943 | #else |
||
| 944 | |||
| 1408 | serge | 945 | #define fb_readb(addr) (*(volatile u8 *) (addr)) |
| 946 | #define fb_readw(addr) (*(volatile u16 *) (addr)) |
||
| 947 | #define fb_readl(addr) (*(volatile u32 *) (addr)) |
||
| 948 | #define fb_readq(addr) (*(volatile u64 *) (addr)) |
||
| 949 | #define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b)) |
||
| 950 | #define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b)) |
||
| 951 | #define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b)) |
||
| 952 | #define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b)) |
||
| 953 | #define fb_memset memset |
||
| 1964 | serge | 954 | #define fb_memcpy_fromfb memcpy |
| 955 | #define fb_memcpy_tofb memcpy |
||
| 1408 | serge | 956 | |
| 1964 | serge | 957 | #endif |
| 958 | |||
| 1408 | serge | 959 | #define FB_LEFT_POS(p, bpp) (fb_be_math(p) ? (32 - (bpp)) : 0) |
| 960 | #define FB_SHIFT_HIGH(p, val, bits) (fb_be_math(p) ? (val) >> (bits) : \ |
||
| 961 | (val) << (bits)) |
||
| 962 | #define FB_SHIFT_LOW(p, val, bits) (fb_be_math(p) ? (val) << (bits) : \ |
||
| 963 | (val) >> (bits)) |
||
| 964 | |||
| 965 | /* |
||
| 966 | * `Generic' versions of the frame buffer device operations |
||
| 967 | */ |
||
| 968 | |||
| 969 | extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var); |
||
| 970 | extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var); |
||
| 971 | extern int fb_blank(struct fb_info *info, int blank); |
||
| 972 | extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect); |
||
| 973 | extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); |
||
| 974 | extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image); |
||
| 975 | /* |
||
| 976 | * Drawing operations where framebuffer is in system RAM |
||
| 977 | */ |
||
| 978 | extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect); |
||
| 979 | extern void sys_copyarea(struct fb_info *info, const struct fb_copyarea *area); |
||
| 980 | extern void sys_imageblit(struct fb_info *info, const struct fb_image *image); |
||
| 981 | extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf, |
||
| 982 | size_t count, loff_t *ppos); |
||
| 983 | extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf, |
||
| 984 | size_t count, loff_t *ppos); |
||
| 985 | |||
| 986 | /* drivers/video/fbmem.c */ |
||
| 987 | extern int register_framebuffer(struct fb_info *fb_info); |
||
| 988 | extern int unregister_framebuffer(struct fb_info *fb_info); |
||
| 1964 | serge | 989 | extern void remove_conflicting_framebuffers(struct apertures_struct *a, |
| 990 | const char *name, bool primary); |
||
| 1408 | serge | 991 | extern int fb_prepare_logo(struct fb_info *fb_info, int rotate); |
| 992 | extern int fb_show_logo(struct fb_info *fb_info, int rotate); |
||
| 993 | extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size); |
||
| 994 | extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx, |
||
| 995 | u32 height, u32 shift_high, u32 shift_low, u32 mod); |
||
| 996 | extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height); |
||
| 997 | extern void fb_set_suspend(struct fb_info *info, int state); |
||
| 998 | extern int fb_get_color_depth(struct fb_var_screeninfo *var, |
||
| 999 | struct fb_fix_screeninfo *fix); |
||
| 1000 | extern int fb_get_options(char *name, char **option); |
||
| 1001 | extern int fb_new_modelist(struct fb_info *info); |
||
| 1002 | |||
| 1003 | extern struct fb_info *registered_fb[FB_MAX]; |
||
| 1004 | extern int num_registered_fb; |
||
| 1005 | extern struct class *fb_class; |
||
| 1006 | |||
| 1007 | extern int lock_fb_info(struct fb_info *info); |
||
| 1008 | |||
| 1009 | static inline void unlock_fb_info(struct fb_info *info) |
||
| 1010 | { |
||
| 1964 | serge | 1011 | mutex_unlock(&info->lock); |
| 1408 | serge | 1012 | } |
| 1013 | |||
| 1014 | static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, |
||
| 1015 | u8 *src, u32 s_pitch, u32 height) |
||
| 1016 | { |
||
| 1017 | int i, j; |
||
| 1018 | |||
| 1019 | d_pitch -= s_pitch; |
||
| 1020 | |||
| 1021 | for (i = height; i--; ) { |
||
| 1022 | /* s_pitch is a few bytes at the most, memcpy is suboptimal */ |
||
| 1023 | for (j = 0; j < s_pitch; j++) |
||
| 1024 | *dst++ = *src++; |
||
| 1025 | dst += d_pitch; |
||
| 1026 | } |
||
| 1027 | } |
||
| 1028 | |||
| 1029 | /* drivers/video/fb_defio.c */ |
||
| 1030 | |||
| 1031 | static inline bool fb_be_math(struct fb_info *info) |
||
| 1032 | { |
||
| 1033 | #ifdef CONFIG_FB_FOREIGN_ENDIAN |
||
| 1034 | #if defined(CONFIG_FB_BOTH_ENDIAN) |
||
| 1035 | return info->flags & FBINFO_BE_MATH; |
||
| 1036 | #elif defined(CONFIG_FB_BIG_ENDIAN) |
||
| 1037 | return true; |
||
| 1038 | #elif defined(CONFIG_FB_LITTLE_ENDIAN) |
||
| 1039 | return false; |
||
| 1040 | #endif /* CONFIG_FB_BOTH_ENDIAN */ |
||
| 1041 | #else |
||
| 1042 | #ifdef __BIG_ENDIAN |
||
| 1043 | return true; |
||
| 1044 | #else |
||
| 1045 | return false; |
||
| 1046 | #endif /* __BIG_ENDIAN */ |
||
| 1047 | #endif /* CONFIG_FB_FOREIGN_ENDIAN */ |
||
| 1048 | } |
||
| 1049 | |||
| 1050 | /* drivers/video/fbsysfs.c */ |
||
| 1051 | //extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); |
||
| 1052 | //extern void framebuffer_release(struct fb_info *info); |
||
| 1053 | //extern int fb_init_device(struct fb_info *fb_info); |
||
| 1054 | //extern void fb_cleanup_device(struct fb_info *head); |
||
| 1055 | //extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max); |
||
| 1056 | |||
| 1057 | /* drivers/video/fbmon.c */ |
||
| 1058 | #define FB_MAXTIMINGS 0 |
||
| 1059 | #define FB_VSYNCTIMINGS 1 |
||
| 1060 | #define FB_HSYNCTIMINGS 2 |
||
| 1061 | #define FB_DCLKTIMINGS 3 |
||
| 1062 | #define FB_IGNOREMON 0x100 |
||
| 1063 | |||
| 1064 | #define FB_MODE_IS_UNKNOWN 0 |
||
| 1065 | #define FB_MODE_IS_DETAILED 1 |
||
| 1066 | #define FB_MODE_IS_STANDARD 2 |
||
| 1067 | #define FB_MODE_IS_VESA 4 |
||
| 1068 | #define FB_MODE_IS_CALCULATED 8 |
||
| 1069 | #define FB_MODE_IS_FIRST 16 |
||
| 1070 | #define FB_MODE_IS_FROM_VAR 32 |
||
| 1071 | |||
| 1072 | extern int fbmon_dpms(const struct fb_info *fb_info); |
||
| 1073 | extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var, |
||
| 1074 | struct fb_info *info); |
||
| 1075 | extern int fb_validate_mode(const struct fb_var_screeninfo *var, |
||
| 1076 | struct fb_info *info); |
||
| 1077 | extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var); |
||
| 1078 | //extern const unsigned char *fb_firmware_edid(struct device *device); |
||
| 1079 | extern void fb_edid_to_monspecs(unsigned char *edid, |
||
| 1080 | struct fb_monspecs *specs); |
||
| 1081 | extern void fb_destroy_modedb(struct fb_videomode *modedb); |
||
| 1082 | extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb); |
||
| 1083 | extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter); |
||
| 1084 | |||
| 1085 | /* drivers/video/modedb.c */ |
||
| 1086 | #define VESA_MODEDB_SIZE 34 |
||
| 1087 | extern void fb_var_to_videomode(struct fb_videomode *mode, |
||
| 1088 | const struct fb_var_screeninfo *var); |
||
| 1089 | extern void fb_videomode_to_var(struct fb_var_screeninfo *var, |
||
| 1090 | const struct fb_videomode *mode); |
||
| 1091 | extern int fb_mode_is_equal(const struct fb_videomode *mode1, |
||
| 1092 | const struct fb_videomode *mode2); |
||
| 1093 | extern int fb_add_videomode(const struct fb_videomode *mode, |
||
| 1094 | struct list_head *head); |
||
| 1095 | extern void fb_delete_videomode(const struct fb_videomode *mode, |
||
| 1096 | struct list_head *head); |
||
| 1097 | extern const struct fb_videomode *fb_match_mode(const struct fb_var_screeninfo *var, |
||
| 1098 | struct list_head *head); |
||
| 1099 | extern const struct fb_videomode *fb_find_best_mode(const struct fb_var_screeninfo *var, |
||
| 1100 | struct list_head *head); |
||
| 1101 | extern const struct fb_videomode *fb_find_nearest_mode(const struct fb_videomode *mode, |
||
| 1102 | struct list_head *head); |
||
| 1103 | extern void fb_destroy_modelist(struct list_head *head); |
||
| 1104 | extern void fb_videomode_to_modelist(const struct fb_videomode *modedb, int num, |
||
| 1105 | struct list_head *head); |
||
| 1106 | extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs *specs, |
||
| 1107 | struct list_head *head); |
||
| 1108 | |||
| 1109 | /* drivers/video/fbcmap.c */ |
||
| 1110 | extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp); |
||
| 1111 | extern void fb_dealloc_cmap(struct fb_cmap *cmap); |
||
| 1112 | extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to); |
||
| 1113 | extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to); |
||
| 1114 | extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info); |
||
| 1115 | extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info); |
||
| 1116 | extern const struct fb_cmap *fb_default_cmap(int len); |
||
| 1117 | extern void fb_invert_cmaps(void); |
||
| 1118 | |||
| 1119 | struct fb_videomode { |
||
| 1120 | const char *name; /* optional */ |
||
| 1121 | u32 refresh; /* optional */ |
||
| 1122 | u32 xres; |
||
| 1123 | u32 yres; |
||
| 1124 | u32 pixclock; |
||
| 1125 | u32 left_margin; |
||
| 1126 | u32 right_margin; |
||
| 1127 | u32 upper_margin; |
||
| 1128 | u32 lower_margin; |
||
| 1129 | u32 hsync_len; |
||
| 1130 | u32 vsync_len; |
||
| 1131 | u32 sync; |
||
| 1132 | u32 vmode; |
||
| 1133 | u32 flag; |
||
| 1134 | }; |
||
| 1135 | |||
| 1136 | extern const char *fb_mode_option; |
||
| 1137 | extern const struct fb_videomode vesa_modes[]; |
||
| 1138 | |||
| 1139 | struct fb_modelist { |
||
| 1140 | struct list_head list; |
||
| 1141 | struct fb_videomode mode; |
||
| 1142 | }; |
||
| 1143 | |||
| 1144 | extern int fb_find_mode(struct fb_var_screeninfo *var, |
||
| 1145 | struct fb_info *info, const char *mode_option, |
||
| 1146 | const struct fb_videomode *db, |
||
| 1147 | unsigned int dbsize, |
||
| 1148 | const struct fb_videomode *default_mode, |
||
| 1149 | unsigned int default_bpp); |
||
| 1150 | |||
| 1151 | #endif /* _LINUX_FB_H */ |