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marcus.erl |
#ifndef _LINUX_FB_H
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#define _LINUX_FB_H
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#include <asm/types.h>
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#include <linux/i2c.h>
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struct dentry;
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/* Definitions of frame buffers */
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#define FB_MAJOR 29
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#define FB_MAX 32 /* sufficient for now */
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/* ioctls
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0x46 is 'F' */
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#define FBIOGET_VSCREENINFO 0x4600
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#define FBIOPUT_VSCREENINFO 0x4601
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#define FBIOGET_FSCREENINFO 0x4602
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#define FBIOGETCMAP 0x4604
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#define FBIOPUTCMAP 0x4605
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#define FBIOPAN_DISPLAY 0x4606
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#ifdef __KERNEL__
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#define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user)
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#else
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#define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor)
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#endif
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/* 0x4607-0x460B are defined below */
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/* #define FBIOGET_MONITORSPEC 0x460C */
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/* #define FBIOPUT_MONITORSPEC 0x460D */
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/* #define FBIOSWITCH_MONIBIT 0x460E */
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#define FBIOGET_CON2FBMAP 0x460F
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#define FBIOPUT_CON2FBMAP 0x4610
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#define FBIOBLANK 0x4611 /* arg: 0 or vesa level + 1 */
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#define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank)
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#define FBIO_ALLOC 0x4613
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#define FBIO_FREE 0x4614
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#define FBIOGET_GLYPH 0x4615
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#define FBIOGET_HWCINFO 0x4616
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#define FBIOPUT_MODEINFO 0x4617
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#define FBIOGET_DISPINFO 0x4618
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#define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */
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#define FB_TYPE_PLANES 1 /* Non interleaved planes */
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#define FB_TYPE_INTERLEAVED_PLANES 2 /* Interleaved planes */
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#define FB_TYPE_TEXT 3 /* Text/attributes */
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#define FB_TYPE_VGA_PLANES 4 /* EGA/VGA planes */
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#define FB_AUX_TEXT_MDA 0 /* Monochrome text */
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#define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */
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#define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */
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#define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */
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#define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */
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#define FB_AUX_TEXT_SVGA_GROUP 8 /* 8-15: SVGA tileblit compatible modes */
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#define FB_AUX_TEXT_SVGA_MASK 7 /* lower three bits says step */
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#define FB_AUX_TEXT_SVGA_STEP2 8 /* SVGA text mode: text, attr */
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#define FB_AUX_TEXT_SVGA_STEP4 9 /* SVGA text mode: text, attr, 2 reserved bytes */
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#define FB_AUX_TEXT_SVGA_STEP8 10 /* SVGA text mode: text, attr, 6 reserved bytes */
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#define FB_AUX_TEXT_SVGA_STEP16 11 /* SVGA text mode: text, attr, 14 reserved bytes */
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#define FB_AUX_TEXT_SVGA_LAST 15 /* reserved up to 15 */
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#define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */
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#define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */
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#define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */
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#define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */
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#define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */
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#define FB_VISUAL_TRUECOLOR 2 /* True color */
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#define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */
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#define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */
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#define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */
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#define FB_ACCEL_NONE 0 /* no hardware accelerator */
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#define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */
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#define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */
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#define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */
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#define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */
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#define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */
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#define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */
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#define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */
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#define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */
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#define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */
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#define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */
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#define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */
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#define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */
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#define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */
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#define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */
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#define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */
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#define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */
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#define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */
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#define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */
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#define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */
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#define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */
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#define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */
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#define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */
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#define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */
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#define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */
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#define FB_ACCEL_SUN_TCX 25 /* Sun tcx */
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#define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */
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#define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */
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#define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */
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#define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */
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#define FB_ACCEL_CT_6555x 30 /* C&T 6555x */
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#define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */
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#define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */
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#define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */
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#define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */
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#define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */
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#define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */
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#define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */
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#define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */
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#define FB_ACCEL_I810 39 /* Intel 810/815 */
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#define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */
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#define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */
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#define FB_ACCEL_I830 42 /* Intel 830M/845G/85x/865G */
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#define FB_ACCEL_NV_10 43 /* nVidia Arch 10 */
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#define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */
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#define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */
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#define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */
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#define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari V3XT, V5, V8 */
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#define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */
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#define FB_ACCEL_OMAP1610 49 /* TI OMAP16xx */
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#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */
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#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */
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#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */
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#define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */
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#define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */
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#define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */
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#define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */
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#define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */
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#define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */
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#define FB_ACCEL_SAVAGE4 0x80 /* S3 Savage4 */
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#define FB_ACCEL_SAVAGE3D 0x81 /* S3 Savage3D */
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#define FB_ACCEL_SAVAGE3D_MV 0x82 /* S3 Savage3D-MV */
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#define FB_ACCEL_SAVAGE2000 0x83 /* S3 Savage2000 */
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#define FB_ACCEL_SAVAGE_MX_MV 0x84 /* S3 Savage/MX-MV */
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#define FB_ACCEL_SAVAGE_MX 0x85 /* S3 Savage/MX */
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#define FB_ACCEL_SAVAGE_IX_MV 0x86 /* S3 Savage/IX-MV */
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#define FB_ACCEL_SAVAGE_IX 0x87 /* S3 Savage/IX */
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#define FB_ACCEL_PROSAVAGE_PM 0x88 /* S3 ProSavage PM133 */
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#define FB_ACCEL_PROSAVAGE_KM 0x89 /* S3 ProSavage KM133 */
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#define FB_ACCEL_S3TWISTER_P 0x8a /* S3 Twister */
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#define FB_ACCEL_S3TWISTER_K 0x8b /* S3 TwisterK */
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#define FB_ACCEL_SUPERSAVAGE 0x8c /* S3 Supersavage */
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#define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */
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#define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */
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struct fb_fix_screeninfo {
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char id[16]; /* identification string eg "TT Builtin" */
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unsigned long smem_start; /* Start of frame buffer mem */
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/* (physical address) */
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__u32 smem_len; /* Length of frame buffer mem */
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__u32 type; /* see FB_TYPE_* */
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__u32 type_aux; /* Interleave for interleaved Planes */
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__u32 visual; /* see FB_VISUAL_* */
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__u16 xpanstep; /* zero if no hardware panning */
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__u16 ypanstep; /* zero if no hardware panning */
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__u16 ywrapstep; /* zero if no hardware ywrap */
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__u32 line_length; /* length of a line in bytes */
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unsigned long mmio_start; /* Start of Memory Mapped I/O */
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/* (physical address) */
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__u32 mmio_len; /* Length of Memory Mapped I/O */
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__u32 accel; /* Indicate to driver which */
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/* specific chip/card we have */
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__u16 reserved[3]; /* Reserved for future compatibility */
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};
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/* Interpretation of offset for color fields: All offsets are from the right,
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* inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
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* can use the offset as right argument to <<). A pixel afterwards is a bit
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* stream and is written to video memory as that unmodified. This implies
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* big-endian byte order if bits_per_pixel is greater than 8.
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*/
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struct fb_bitfield {
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__u32 offset; /* beginning of bitfield */
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__u32 length; /* length of bitfield */
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__u32 msb_right; /* != 0 : Most significant bit is */
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/* right */
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};
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#define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */
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#define FB_NONSTD_REV_PIX_IN_B 2 /* order of pixels in each byte is reversed */
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#define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/
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#define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */
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#define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */
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#define FB_ACTIVATE_MASK 15
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/* values */
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#define FB_ACTIVATE_VBL 16 /* activate values on next vbl */
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#define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */
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#define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */
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#define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/
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#define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */
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#define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */
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#define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */
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#define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */
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#define FB_SYNC_EXT 4 /* external sync */
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#define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */
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#define FB_SYNC_BROADCAST 16 /* broadcast video timings */
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/* vtotal = 144d/288n/576i => PAL */
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/* vtotal = 121d/242n/484i => NTSC */
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#define FB_SYNC_ON_GREEN 32 /* sync on green */
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#define FB_VMODE_NONINTERLACED 0 /* non interlaced */
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#define FB_VMODE_INTERLACED 1 /* interlaced */
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| 209 |
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#define FB_VMODE_DOUBLE 2 /* double scan */
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#define FB_VMODE_ODD_FLD_FIRST 4 /* interlaced: top line first */
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#define FB_VMODE_MASK 255
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| 213 |
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#define FB_VMODE_YWRAP 256 /* ywrap instead of panning */
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#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */
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#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */
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| 217 |
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/*
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* Display rotation support
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*/
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#define FB_ROTATE_UR 0
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#define FB_ROTATE_CW 1
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#define FB_ROTATE_UD 2
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#define FB_ROTATE_CCW 3
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| 224 |
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| 225 |
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#define PICOS2KHZ(a) (1000000000UL/(a))
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#define KHZ2PICOS(a) (1000000000UL/(a))
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| 227 |
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| 228 |
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struct fb_var_screeninfo {
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__u32 xres; /* visible resolution */
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__u32 yres;
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__u32 xres_virtual; /* virtual resolution */
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__u32 yres_virtual;
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__u32 xoffset; /* offset from virtual to visible */
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__u32 yoffset; /* resolution */
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__u32 bits_per_pixel; /* guess what */
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__u32 grayscale; /* != 0 Graylevels instead of colors */
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struct fb_bitfield red; /* bitfield in fb mem if true color, */
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struct fb_bitfield green; /* else only length is significant */
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struct fb_bitfield blue;
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struct fb_bitfield transp; /* transparency */
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__u32 nonstd; /* != 0 Non standard pixel format */
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__u32 activate; /* see FB_ACTIVATE_* */
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__u32 height; /* height of picture in mm */
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__u32 width; /* width of picture in mm */
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__u32 accel_flags; /* (OBSOLETE) see fb_info.flags */
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| 252 |
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/* Timing: All values in pixclocks, except pixclock (of course) */
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__u32 pixclock; /* pixel clock in ps (pico seconds) */
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__u32 left_margin; /* time from sync to picture */
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__u32 right_margin; /* time from picture to sync */
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__u32 upper_margin; /* time from sync to picture */
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__u32 lower_margin;
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__u32 hsync_len; /* length of horizontal sync */
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__u32 vsync_len; /* length of vertical sync */
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| 261 |
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__u32 sync; /* see FB_SYNC_* */
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|
|
__u32 vmode; /* see FB_VMODE_* */
|
| 263 |
|
|
__u32 rotate; /* angle we rotate counter clockwise */
|
| 264 |
|
|
__u32 reserved[5]; /* Reserved for future compatibility */
|
| 265 |
|
|
};
|
| 266 |
|
|
|
| 267 |
|
|
struct fb_cmap {
|
| 268 |
|
|
__u32 start; /* First entry */
|
| 269 |
|
|
__u32 len; /* Number of entries */
|
| 270 |
|
|
__u16 *red; /* Red values */
|
| 271 |
|
|
__u16 *green;
|
| 272 |
|
|
__u16 *blue;
|
| 273 |
|
|
__u16 *transp; /* transparency, can be NULL */
|
| 274 |
|
|
};
|
| 275 |
|
|
|
| 276 |
|
|
struct fb_con2fbmap {
|
| 277 |
|
|
__u32 console;
|
| 278 |
|
|
__u32 framebuffer;
|
| 279 |
|
|
};
|
| 280 |
|
|
|
| 281 |
|
|
/* VESA Blanking Levels */
|
| 282 |
|
|
#define VESA_NO_BLANKING 0
|
| 283 |
|
|
#define VESA_VSYNC_SUSPEND 1
|
| 284 |
|
|
#define VESA_HSYNC_SUSPEND 2
|
| 285 |
|
|
#define VESA_POWERDOWN 3
|
| 286 |
|
|
|
| 287 |
|
|
|
| 288 |
|
|
enum {
|
| 289 |
|
|
/* screen: unblanked, hsync: on, vsync: on */
|
| 290 |
|
|
FB_BLANK_UNBLANK = VESA_NO_BLANKING,
|
| 291 |
|
|
|
| 292 |
|
|
/* screen: blanked, hsync: on, vsync: on */
|
| 293 |
|
|
FB_BLANK_NORMAL = VESA_NO_BLANKING + 1,
|
| 294 |
|
|
|
| 295 |
|
|
/* screen: blanked, hsync: on, vsync: off */
|
| 296 |
|
|
FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1,
|
| 297 |
|
|
|
| 298 |
|
|
/* screen: blanked, hsync: off, vsync: on */
|
| 299 |
|
|
FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1,
|
| 300 |
|
|
|
| 301 |
|
|
/* screen: blanked, hsync: off, vsync: off */
|
| 302 |
|
|
FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1
|
| 303 |
|
|
};
|
| 304 |
|
|
|
| 305 |
|
|
#define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */
|
| 306 |
|
|
#define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */
|
| 307 |
|
|
#define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */
|
| 308 |
|
|
#define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */
|
| 309 |
|
|
#define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */
|
| 310 |
|
|
#define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */
|
| 311 |
|
|
#define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */
|
| 312 |
|
|
#define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */
|
| 313 |
|
|
#define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */
|
| 314 |
|
|
|
| 315 |
|
|
struct fb_vblank {
|
| 316 |
|
|
__u32 flags; /* FB_VBLANK flags */
|
| 317 |
|
|
__u32 count; /* counter of retraces since boot */
|
| 318 |
|
|
__u32 vcount; /* current scanline position */
|
| 319 |
|
|
__u32 hcount; /* current scandot position */
|
| 320 |
|
|
__u32 reserved[4]; /* reserved for future compatibility */
|
| 321 |
|
|
};
|
| 322 |
|
|
|
| 323 |
|
|
/* Internal HW accel */
|
| 324 |
|
|
#define ROP_COPY 0
|
| 325 |
|
|
#define ROP_XOR 1
|
| 326 |
|
|
|
| 327 |
|
|
struct fb_copyarea {
|
| 328 |
|
|
__u32 dx;
|
| 329 |
|
|
__u32 dy;
|
| 330 |
|
|
__u32 width;
|
| 331 |
|
|
__u32 height;
|
| 332 |
|
|
__u32 sx;
|
| 333 |
|
|
__u32 sy;
|
| 334 |
|
|
};
|
| 335 |
|
|
|
| 336 |
|
|
struct fb_fillrect {
|
| 337 |
|
|
__u32 dx; /* screen-relative */
|
| 338 |
|
|
__u32 dy;
|
| 339 |
|
|
__u32 width;
|
| 340 |
|
|
__u32 height;
|
| 341 |
|
|
__u32 color;
|
| 342 |
|
|
__u32 rop;
|
| 343 |
|
|
};
|
| 344 |
|
|
|
| 345 |
|
|
struct fb_image {
|
| 346 |
|
|
__u32 dx; /* Where to place image */
|
| 347 |
|
|
__u32 dy;
|
| 348 |
|
|
__u32 width; /* Size of image */
|
| 349 |
|
|
__u32 height;
|
| 350 |
|
|
__u32 fg_color; /* Only used when a mono bitmap */
|
| 351 |
|
|
__u32 bg_color;
|
| 352 |
|
|
__u8 depth; /* Depth of the image */
|
| 353 |
|
|
const char *data; /* Pointer to image data */
|
| 354 |
|
|
struct fb_cmap cmap; /* color map info */
|
| 355 |
|
|
};
|
| 356 |
|
|
|
| 357 |
|
|
/*
|
| 358 |
|
|
* hardware cursor control
|
| 359 |
|
|
*/
|
| 360 |
|
|
|
| 361 |
|
|
#define FB_CUR_SETIMAGE 0x01
|
| 362 |
|
|
#define FB_CUR_SETPOS 0x02
|
| 363 |
|
|
#define FB_CUR_SETHOT 0x04
|
| 364 |
|
|
#define FB_CUR_SETCMAP 0x08
|
| 365 |
|
|
#define FB_CUR_SETSHAPE 0x10
|
| 366 |
|
|
#define FB_CUR_SETSIZE 0x20
|
| 367 |
|
|
#define FB_CUR_SETALL 0xFF
|
| 368 |
|
|
|
| 369 |
|
|
struct fbcurpos {
|
| 370 |
|
|
__u16 x, y;
|
| 371 |
|
|
};
|
| 372 |
|
|
|
| 373 |
|
|
struct fb_cursor {
|
| 374 |
|
|
__u16 set; /* what to set */
|
| 375 |
|
|
__u16 enable; /* cursor on/off */
|
| 376 |
|
|
__u16 rop; /* bitop operation */
|
| 377 |
|
|
const char *mask; /* cursor mask bits */
|
| 378 |
|
|
struct fbcurpos hot; /* cursor hot spot */
|
| 379 |
|
|
struct fb_image image; /* Cursor image */
|
| 380 |
|
|
};
|
| 381 |
|
|
|
| 382 |
|
|
#ifdef CONFIG_FB_BACKLIGHT
|
| 383 |
|
|
/* Settings for the generic backlight code */
|
| 384 |
|
|
#define FB_BACKLIGHT_LEVELS 128
|
| 385 |
|
|
#define FB_BACKLIGHT_MAX 0xFF
|
| 386 |
|
|
#endif
|
| 387 |
|
|
|
| 388 |
|
|
#ifdef __KERNEL__
|
| 389 |
|
|
|
| 390 |
|
|
#include <linux/fs.h>
|
| 391 |
|
|
#include <linux/init.h>
|
| 392 |
|
|
#include <linux/device.h>
|
| 393 |
|
|
#include <linux/workqueue.h>
|
| 394 |
|
|
#include <linux/notifier.h>
|
| 395 |
|
|
#include <linux/list.h>
|
| 396 |
|
|
#include <linux/backlight.h>
|
| 397 |
|
|
#include <asm/io.h>
|
| 398 |
|
|
|
| 399 |
|
|
struct vm_area_struct;
|
| 400 |
|
|
struct fb_info;
|
| 401 |
|
|
struct device;
|
| 402 |
|
|
struct file;
|
| 403 |
|
|
|
| 404 |
|
|
/* Definitions below are used in the parsed monitor specs */
|
| 405 |
|
|
#define FB_DPMS_ACTIVE_OFF 1
|
| 406 |
|
|
#define FB_DPMS_SUSPEND 2
|
| 407 |
|
|
#define FB_DPMS_STANDBY 4
|
| 408 |
|
|
|
| 409 |
|
|
#define FB_DISP_DDI 1
|
| 410 |
|
|
#define FB_DISP_ANA_700_300 2
|
| 411 |
|
|
#define FB_DISP_ANA_714_286 4
|
| 412 |
|
|
#define FB_DISP_ANA_1000_400 8
|
| 413 |
|
|
#define FB_DISP_ANA_700_000 16
|
| 414 |
|
|
|
| 415 |
|
|
#define FB_DISP_MONO 32
|
| 416 |
|
|
#define FB_DISP_RGB 64
|
| 417 |
|
|
#define FB_DISP_MULTI 128
|
| 418 |
|
|
#define FB_DISP_UNKNOWN 256
|
| 419 |
|
|
|
| 420 |
|
|
#define FB_SIGNAL_NONE 0
|
| 421 |
|
|
#define FB_SIGNAL_BLANK_BLANK 1
|
| 422 |
|
|
#define FB_SIGNAL_SEPARATE 2
|
| 423 |
|
|
#define FB_SIGNAL_COMPOSITE 4
|
| 424 |
|
|
#define FB_SIGNAL_SYNC_ON_GREEN 8
|
| 425 |
|
|
#define FB_SIGNAL_SERRATION_ON 16
|
| 426 |
|
|
|
| 427 |
|
|
#define FB_MISC_PRIM_COLOR 1
|
| 428 |
|
|
#define FB_MISC_1ST_DETAIL 2 /* First Detailed Timing is preferred */
|
| 429 |
|
|
struct fb_chroma {
|
| 430 |
|
|
__u32 redx; /* in fraction of 1024 */
|
| 431 |
|
|
__u32 greenx;
|
| 432 |
|
|
__u32 bluex;
|
| 433 |
|
|
__u32 whitex;
|
| 434 |
|
|
__u32 redy;
|
| 435 |
|
|
__u32 greeny;
|
| 436 |
|
|
__u32 bluey;
|
| 437 |
|
|
__u32 whitey;
|
| 438 |
|
|
};
|
| 439 |
|
|
|
| 440 |
|
|
struct fb_monspecs {
|
| 441 |
|
|
struct fb_chroma chroma;
|
| 442 |
|
|
struct fb_videomode *modedb; /* mode database */
|
| 443 |
|
|
__u8 manufacturer[4]; /* Manufacturer */
|
| 444 |
|
|
__u8 monitor[14]; /* Monitor String */
|
| 445 |
|
|
__u8 serial_no[14]; /* Serial Number */
|
| 446 |
|
|
__u8 ascii[14]; /* ? */
|
| 447 |
|
|
__u32 modedb_len; /* mode database length */
|
| 448 |
|
|
__u32 model; /* Monitor Model */
|
| 449 |
|
|
__u32 serial; /* Serial Number - Integer */
|
| 450 |
|
|
__u32 year; /* Year manufactured */
|
| 451 |
|
|
__u32 week; /* Week Manufactured */
|
| 452 |
|
|
__u32 hfmin; /* hfreq lower limit (Hz) */
|
| 453 |
|
|
__u32 hfmax; /* hfreq upper limit (Hz) */
|
| 454 |
|
|
__u32 dclkmin; /* pixelclock lower limit (Hz) */
|
| 455 |
|
|
__u32 dclkmax; /* pixelclock upper limit (Hz) */
|
| 456 |
|
|
__u16 input; /* display type - see FB_DISP_* */
|
| 457 |
|
|
__u16 dpms; /* DPMS support - see FB_DPMS_ */
|
| 458 |
|
|
__u16 signal; /* Signal Type - see FB_SIGNAL_* */
|
| 459 |
|
|
__u16 vfmin; /* vfreq lower limit (Hz) */
|
| 460 |
|
|
__u16 vfmax; /* vfreq upper limit (Hz) */
|
| 461 |
|
|
__u16 gamma; /* Gamma - in fractions of 100 */
|
| 462 |
|
|
__u16 gtf : 1; /* supports GTF */
|
| 463 |
|
|
__u16 misc; /* Misc flags - see FB_MISC_* */
|
| 464 |
|
|
__u8 version; /* EDID version... */
|
| 465 |
|
|
__u8 revision; /* ...and revision */
|
| 466 |
|
|
__u8 max_x; /* Maximum horizontal size (cm) */
|
| 467 |
|
|
__u8 max_y; /* Maximum vertical size (cm) */
|
| 468 |
|
|
};
|
| 469 |
|
|
|
| 470 |
|
|
struct fb_cmap_user {
|
| 471 |
|
|
__u32 start; /* First entry */
|
| 472 |
|
|
__u32 len; /* Number of entries */
|
| 473 |
|
|
__u16 __user *red; /* Red values */
|
| 474 |
|
|
__u16 __user *green;
|
| 475 |
|
|
__u16 __user *blue;
|
| 476 |
|
|
__u16 __user *transp; /* transparency, can be NULL */
|
| 477 |
|
|
};
|
| 478 |
|
|
|
| 479 |
|
|
struct fb_image_user {
|
| 480 |
|
|
__u32 dx; /* Where to place image */
|
| 481 |
|
|
__u32 dy;
|
| 482 |
|
|
__u32 width; /* Size of image */
|
| 483 |
|
|
__u32 height;
|
| 484 |
|
|
__u32 fg_color; /* Only used when a mono bitmap */
|
| 485 |
|
|
__u32 bg_color;
|
| 486 |
|
|
__u8 depth; /* Depth of the image */
|
| 487 |
|
|
const char __user *data; /* Pointer to image data */
|
| 488 |
|
|
struct fb_cmap_user cmap; /* color map info */
|
| 489 |
|
|
};
|
| 490 |
|
|
|
| 491 |
|
|
struct fb_cursor_user {
|
| 492 |
|
|
__u16 set; /* what to set */
|
| 493 |
|
|
__u16 enable; /* cursor on/off */
|
| 494 |
|
|
__u16 rop; /* bitop operation */
|
| 495 |
|
|
const char __user *mask; /* cursor mask bits */
|
| 496 |
|
|
struct fbcurpos hot; /* cursor hot spot */
|
| 497 |
|
|
struct fb_image_user image; /* Cursor image */
|
| 498 |
|
|
};
|
| 499 |
|
|
|
| 500 |
|
|
/*
|
| 501 |
|
|
* Register/unregister for framebuffer events
|
| 502 |
|
|
*/
|
| 503 |
|
|
|
| 504 |
|
|
/* The resolution of the passed in fb_info about to change */
|
| 505 |
|
|
#define FB_EVENT_MODE_CHANGE 0x01
|
| 506 |
|
|
/* The display on this fb_info is beeing suspended, no access to the
|
| 507 |
|
|
* framebuffer is allowed any more after that call returns
|
| 508 |
|
|
*/
|
| 509 |
|
|
#define FB_EVENT_SUSPEND 0x02
|
| 510 |
|
|
/* The display on this fb_info was resumed, you can restore the display
|
| 511 |
|
|
* if you own it
|
| 512 |
|
|
*/
|
| 513 |
|
|
#define FB_EVENT_RESUME 0x03
|
| 514 |
|
|
/* An entry from the modelist was removed */
|
| 515 |
|
|
#define FB_EVENT_MODE_DELETE 0x04
|
| 516 |
|
|
/* A driver registered itself */
|
| 517 |
|
|
#define FB_EVENT_FB_REGISTERED 0x05
|
| 518 |
|
|
/* A driver unregistered itself */
|
| 519 |
|
|
#define FB_EVENT_FB_UNREGISTERED 0x06
|
| 520 |
|
|
/* CONSOLE-SPECIFIC: get console to framebuffer mapping */
|
| 521 |
|
|
#define FB_EVENT_GET_CONSOLE_MAP 0x07
|
| 522 |
|
|
/* CONSOLE-SPECIFIC: set console to framebuffer mapping */
|
| 523 |
|
|
#define FB_EVENT_SET_CONSOLE_MAP 0x08
|
| 524 |
|
|
/* A hardware display blank change occured */
|
| 525 |
|
|
#define FB_EVENT_BLANK 0x09
|
| 526 |
|
|
/* Private modelist is to be replaced */
|
| 527 |
|
|
#define FB_EVENT_NEW_MODELIST 0x0A
|
| 528 |
|
|
/* The resolution of the passed in fb_info about to change and
|
| 529 |
|
|
all vc's should be changed */
|
| 530 |
|
|
#define FB_EVENT_MODE_CHANGE_ALL 0x0B
|
| 531 |
|
|
/* A software display blank change occured */
|
| 532 |
|
|
#define FB_EVENT_CONBLANK 0x0C
|
| 533 |
|
|
/* Get drawing requirements */
|
| 534 |
|
|
#define FB_EVENT_GET_REQ 0x0D
|
| 535 |
|
|
/* Unbind from the console if possible */
|
| 536 |
|
|
#define FB_EVENT_FB_UNBIND 0x0E
|
| 537 |
|
|
|
| 538 |
|
|
struct fb_event {
|
| 539 |
|
|
struct fb_info *info;
|
| 540 |
|
|
void *data;
|
| 541 |
|
|
};
|
| 542 |
|
|
|
| 543 |
|
|
struct fb_blit_caps {
|
| 544 |
|
|
u32 x;
|
| 545 |
|
|
u32 y;
|
| 546 |
|
|
u32 len;
|
| 547 |
|
|
u32 flags;
|
| 548 |
|
|
};
|
| 549 |
|
|
|
| 550 |
|
|
extern int fb_register_client(struct notifier_block *nb);
|
| 551 |
|
|
extern int fb_unregister_client(struct notifier_block *nb);
|
| 552 |
|
|
extern int fb_notifier_call_chain(unsigned long val, void *v);
|
| 553 |
|
|
/*
|
| 554 |
|
|
* Pixmap structure definition
|
| 555 |
|
|
*
|
| 556 |
|
|
* The purpose of this structure is to translate data
|
| 557 |
|
|
* from the hardware independent format of fbdev to what
|
| 558 |
|
|
* format the hardware needs.
|
| 559 |
|
|
*/
|
| 560 |
|
|
|
| 561 |
|
|
#define FB_PIXMAP_DEFAULT 1 /* used internally by fbcon */
|
| 562 |
|
|
#define FB_PIXMAP_SYSTEM 2 /* memory is in system RAM */
|
| 563 |
|
|
#define FB_PIXMAP_IO 4 /* memory is iomapped */
|
| 564 |
|
|
#define FB_PIXMAP_SYNC 256 /* set if GPU can DMA */
|
| 565 |
|
|
|
| 566 |
|
|
struct fb_pixmap {
|
| 567 |
|
|
u8 *addr; /* pointer to memory */
|
| 568 |
|
|
u32 size; /* size of buffer in bytes */
|
| 569 |
|
|
u32 offset; /* current offset to buffer */
|
| 570 |
|
|
u32 buf_align; /* byte alignment of each bitmap */
|
| 571 |
|
|
u32 scan_align; /* alignment per scanline */
|
| 572 |
|
|
u32 access_align; /* alignment per read/write (bits) */
|
| 573 |
|
|
u32 flags; /* see FB_PIXMAP_* */
|
| 574 |
|
|
u32 blit_x; /* supported bit block dimensions (1-32)*/
|
| 575 |
|
|
u32 blit_y; /* Format: blit_x = 1 << (width - 1) */
|
| 576 |
|
|
/* blit_y = 1 << (height - 1) */
|
| 577 |
|
|
/* if 0, will be set to 0xffffffff (all)*/
|
| 578 |
|
|
/* access methods */
|
| 579 |
|
|
void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
|
| 580 |
|
|
void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
|
| 581 |
|
|
};
|
| 582 |
|
|
|
| 583 |
|
|
#ifdef CONFIG_FB_DEFERRED_IO
|
| 584 |
|
|
struct fb_deferred_io {
|
| 585 |
|
|
/* delay between mkwrite and deferred handler */
|
| 586 |
|
|
unsigned long delay;
|
| 587 |
|
|
struct mutex lock; /* mutex that protects the page list */
|
| 588 |
|
|
struct list_head pagelist; /* list of touched pages */
|
| 589 |
|
|
/* callback */
|
| 590 |
|
|
void (*deferred_io)(struct fb_info *info, struct list_head *pagelist);
|
| 591 |
|
|
};
|
| 592 |
|
|
#endif
|
| 593 |
|
|
|
| 594 |
|
|
/*
|
| 595 |
|
|
* Frame buffer operations
|
| 596 |
|
|
*
|
| 597 |
|
|
* LOCKING NOTE: those functions must _ALL_ be called with the console
|
| 598 |
|
|
* semaphore held, this is the only suitable locking mechanism we have
|
| 599 |
|
|
* in 2.6. Some may be called at interrupt time at this point though.
|
| 600 |
|
|
*/
|
| 601 |
|
|
|
| 602 |
|
|
struct fb_ops {
|
| 603 |
|
|
/* open/release and usage marking */
|
| 604 |
|
|
struct module *owner;
|
| 605 |
|
|
int (*fb_open)(struct fb_info *info, int user);
|
| 606 |
|
|
int (*fb_release)(struct fb_info *info, int user);
|
| 607 |
|
|
|
| 608 |
|
|
/* For framebuffers with strange non linear layouts or that do not
|
| 609 |
|
|
* work with normal memory mapped access
|
| 610 |
|
|
*/
|
| 611 |
|
|
ssize_t (*fb_read)(struct fb_info *info, char __user *buf,
|
| 612 |
|
|
size_t count, loff_t *ppos);
|
| 613 |
|
|
ssize_t (*fb_write)(struct fb_info *info, const char __user *buf,
|
| 614 |
|
|
size_t count, loff_t *ppos);
|
| 615 |
|
|
|
| 616 |
|
|
/* checks var and eventually tweaks it to something supported,
|
| 617 |
|
|
* DO NOT MODIFY PAR */
|
| 618 |
|
|
int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info);
|
| 619 |
|
|
|
| 620 |
|
|
/* set the video mode according to info->var */
|
| 621 |
|
|
int (*fb_set_par)(struct fb_info *info);
|
| 622 |
|
|
|
| 623 |
|
|
/* set color register */
|
| 624 |
|
|
int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green,
|
| 625 |
|
|
unsigned blue, unsigned transp, struct fb_info *info);
|
| 626 |
|
|
|
| 627 |
|
|
/* set color registers in batch */
|
| 628 |
|
|
int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info);
|
| 629 |
|
|
|
| 630 |
|
|
/* blank display */
|
| 631 |
|
|
int (*fb_blank)(int blank, struct fb_info *info);
|
| 632 |
|
|
|
| 633 |
|
|
/* pan display */
|
| 634 |
|
|
int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info);
|
| 635 |
|
|
|
| 636 |
|
|
/* Draws a rectangle */
|
| 637 |
|
|
void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect);
|
| 638 |
|
|
/* Copy data from area to another */
|
| 639 |
|
|
void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region);
|
| 640 |
|
|
/* Draws a image to the display */
|
| 641 |
|
|
void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image);
|
| 642 |
|
|
|
| 643 |
|
|
/* Draws cursor */
|
| 644 |
|
|
int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor);
|
| 645 |
|
|
|
| 646 |
|
|
/* Rotates the display */
|
| 647 |
|
|
void (*fb_rotate)(struct fb_info *info, int angle);
|
| 648 |
|
|
|
| 649 |
|
|
/* wait for blit idle, optional */
|
| 650 |
|
|
int (*fb_sync)(struct fb_info *info);
|
| 651 |
|
|
|
| 652 |
|
|
/* perform fb specific ioctl (optional) */
|
| 653 |
|
|
int (*fb_ioctl)(struct fb_info *info, unsigned int cmd,
|
| 654 |
|
|
unsigned long arg);
|
| 655 |
|
|
|
| 656 |
|
|
/* Handle 32bit compat ioctl (optional) */
|
| 657 |
|
|
int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd,
|
| 658 |
|
|
unsigned long arg);
|
| 659 |
|
|
|
| 660 |
|
|
/* perform fb specific mmap */
|
| 661 |
|
|
int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
|
| 662 |
|
|
|
| 663 |
|
|
/* save current hardware state */
|
| 664 |
|
|
void (*fb_save_state)(struct fb_info *info);
|
| 665 |
|
|
|
| 666 |
|
|
/* restore saved state */
|
| 667 |
|
|
void (*fb_restore_state)(struct fb_info *info);
|
| 668 |
|
|
|
| 669 |
|
|
/* get capability given var */
|
| 670 |
|
|
void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
|
| 671 |
|
|
struct fb_var_screeninfo *var);
|
| 672 |
|
|
};
|
| 673 |
|
|
|
| 674 |
|
|
#ifdef CONFIG_FB_TILEBLITTING
|
| 675 |
|
|
#define FB_TILE_CURSOR_NONE 0
|
| 676 |
|
|
#define FB_TILE_CURSOR_UNDERLINE 1
|
| 677 |
|
|
#define FB_TILE_CURSOR_LOWER_THIRD 2
|
| 678 |
|
|
#define FB_TILE_CURSOR_LOWER_HALF 3
|
| 679 |
|
|
#define FB_TILE_CURSOR_TWO_THIRDS 4
|
| 680 |
|
|
#define FB_TILE_CURSOR_BLOCK 5
|
| 681 |
|
|
|
| 682 |
|
|
struct fb_tilemap {
|
| 683 |
|
|
__u32 width; /* width of each tile in pixels */
|
| 684 |
|
|
__u32 height; /* height of each tile in scanlines */
|
| 685 |
|
|
__u32 depth; /* color depth of each tile */
|
| 686 |
|
|
__u32 length; /* number of tiles in the map */
|
| 687 |
|
|
const __u8 *data; /* actual tile map: a bitmap array, packed
|
| 688 |
|
|
to the nearest byte */
|
| 689 |
|
|
};
|
| 690 |
|
|
|
| 691 |
|
|
struct fb_tilerect {
|
| 692 |
|
|
__u32 sx; /* origin in the x-axis */
|
| 693 |
|
|
__u32 sy; /* origin in the y-axis */
|
| 694 |
|
|
__u32 width; /* number of tiles in the x-axis */
|
| 695 |
|
|
__u32 height; /* number of tiles in the y-axis */
|
| 696 |
|
|
__u32 index; /* what tile to use: index to tile map */
|
| 697 |
|
|
__u32 fg; /* foreground color */
|
| 698 |
|
|
__u32 bg; /* background color */
|
| 699 |
|
|
__u32 rop; /* raster operation */
|
| 700 |
|
|
};
|
| 701 |
|
|
|
| 702 |
|
|
struct fb_tilearea {
|
| 703 |
|
|
__u32 sx; /* source origin in the x-axis */
|
| 704 |
|
|
__u32 sy; /* source origin in the y-axis */
|
| 705 |
|
|
__u32 dx; /* destination origin in the x-axis */
|
| 706 |
|
|
__u32 dy; /* destination origin in the y-axis */
|
| 707 |
|
|
__u32 width; /* number of tiles in the x-axis */
|
| 708 |
|
|
__u32 height; /* number of tiles in the y-axis */
|
| 709 |
|
|
};
|
| 710 |
|
|
|
| 711 |
|
|
struct fb_tileblit {
|
| 712 |
|
|
__u32 sx; /* origin in the x-axis */
|
| 713 |
|
|
__u32 sy; /* origin in the y-axis */
|
| 714 |
|
|
__u32 width; /* number of tiles in the x-axis */
|
| 715 |
|
|
__u32 height; /* number of tiles in the y-axis */
|
| 716 |
|
|
__u32 fg; /* foreground color */
|
| 717 |
|
|
__u32 bg; /* background color */
|
| 718 |
|
|
__u32 length; /* number of tiles to draw */
|
| 719 |
|
|
__u32 *indices; /* array of indices to tile map */
|
| 720 |
|
|
};
|
| 721 |
|
|
|
| 722 |
|
|
struct fb_tilecursor {
|
| 723 |
|
|
__u32 sx; /* cursor position in the x-axis */
|
| 724 |
|
|
__u32 sy; /* cursor position in the y-axis */
|
| 725 |
|
|
__u32 mode; /* 0 = erase, 1 = draw */
|
| 726 |
|
|
__u32 shape; /* see FB_TILE_CURSOR_* */
|
| 727 |
|
|
__u32 fg; /* foreground color */
|
| 728 |
|
|
__u32 bg; /* background color */
|
| 729 |
|
|
};
|
| 730 |
|
|
|
| 731 |
|
|
struct fb_tile_ops {
|
| 732 |
|
|
/* set tile characteristics */
|
| 733 |
|
|
void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map);
|
| 734 |
|
|
|
| 735 |
|
|
/* all dimensions from hereon are in terms of tiles */
|
| 736 |
|
|
|
| 737 |
|
|
/* move a rectangular region of tiles from one area to another*/
|
| 738 |
|
|
void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area);
|
| 739 |
|
|
/* fill a rectangular region with a tile */
|
| 740 |
|
|
void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect);
|
| 741 |
|
|
/* copy an array of tiles */
|
| 742 |
|
|
void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit);
|
| 743 |
|
|
/* cursor */
|
| 744 |
|
|
void (*fb_tilecursor)(struct fb_info *info,
|
| 745 |
|
|
struct fb_tilecursor *cursor);
|
| 746 |
|
|
/* get maximum length of the tile map */
|
| 747 |
|
|
int (*fb_get_tilemax)(struct fb_info *info);
|
| 748 |
|
|
};
|
| 749 |
|
|
#endif /* CONFIG_FB_TILEBLITTING */
|
| 750 |
|
|
|
| 751 |
|
|
/* FBINFO_* = fb_info.flags bit flags */
|
| 752 |
|
|
#define FBINFO_MODULE 0x0001 /* Low-level driver is a module */
|
| 753 |
|
|
#define FBINFO_HWACCEL_DISABLED 0x0002
|
| 754 |
|
|
/* When FBINFO_HWACCEL_DISABLED is set:
|
| 755 |
|
|
* Hardware acceleration is turned off. Software implementations
|
| 756 |
|
|
* of required functions (copyarea(), fillrect(), and imageblit())
|
| 757 |
|
|
* takes over; acceleration engine should be in a quiescent state */
|
| 758 |
|
|
|
| 759 |
|
|
/* hints */
|
| 760 |
|
|
#define FBINFO_PARTIAL_PAN_OK 0x0040 /* otw use pan only for double-buffering */
|
| 761 |
|
|
#define FBINFO_READS_FAST 0x0080 /* soft-copy faster than rendering */
|
| 762 |
|
|
|
| 763 |
|
|
/* hardware supported ops */
|
| 764 |
|
|
/* semantics: when a bit is set, it indicates that the operation is
|
| 765 |
|
|
* accelerated by hardware.
|
| 766 |
|
|
* required functions will still work even if the bit is not set.
|
| 767 |
|
|
* optional functions may not even exist if the flag bit is not set.
|
| 768 |
|
|
*/
|
| 769 |
|
|
#define FBINFO_HWACCEL_NONE 0x0000
|
| 770 |
|
|
#define FBINFO_HWACCEL_COPYAREA 0x0100 /* required */
|
| 771 |
|
|
#define FBINFO_HWACCEL_FILLRECT 0x0200 /* required */
|
| 772 |
|
|
#define FBINFO_HWACCEL_IMAGEBLIT 0x0400 /* required */
|
| 773 |
|
|
#define FBINFO_HWACCEL_ROTATE 0x0800 /* optional */
|
| 774 |
|
|
#define FBINFO_HWACCEL_XPAN 0x1000 /* optional */
|
| 775 |
|
|
#define FBINFO_HWACCEL_YPAN 0x2000 /* optional */
|
| 776 |
|
|
#define FBINFO_HWACCEL_YWRAP 0x4000 /* optional */
|
| 777 |
|
|
|
| 778 |
|
|
#define FBINFO_MISC_USEREVENT 0x10000 /* event request
|
| 779 |
|
|
from userspace */
|
| 780 |
|
|
#define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */
|
| 781 |
|
|
|
| 782 |
|
|
/* A driver may set this flag to indicate that it does want a set_par to be
|
| 783 |
|
|
* called every time when fbcon_switch is executed. The advantage is that with
|
| 784 |
|
|
* this flag set you can really be sure that set_par is always called before
|
| 785 |
|
|
* any of the functions dependant on the correct hardware state or altering
|
| 786 |
|
|
* that state, even if you are using some broken X releases. The disadvantage
|
| 787 |
|
|
* is that it introduces unwanted delays to every console switch if set_par
|
| 788 |
|
|
* is slow. It is a good idea to try this flag in the drivers initialization
|
| 789 |
|
|
* code whenever there is a bug report related to switching between X and the
|
| 790 |
|
|
* framebuffer console.
|
| 791 |
|
|
*/
|
| 792 |
|
|
#define FBINFO_MISC_ALWAYS_SETPAR 0x40000
|
| 793 |
|
|
|
| 794 |
|
|
struct fb_info {
|
| 795 |
|
|
int node;
|
| 796 |
|
|
int flags;
|
| 797 |
|
|
struct fb_var_screeninfo var; /* Current var */
|
| 798 |
|
|
struct fb_fix_screeninfo fix; /* Current fix */
|
| 799 |
|
|
struct fb_monspecs monspecs; /* Current Monitor specs */
|
| 800 |
|
|
struct work_struct queue; /* Framebuffer event queue */
|
| 801 |
|
|
struct fb_pixmap pixmap; /* Image hardware mapper */
|
| 802 |
|
|
struct fb_pixmap sprite; /* Cursor hardware mapper */
|
| 803 |
|
|
struct fb_cmap cmap; /* Current cmap */
|
| 804 |
|
|
struct list_head modelist; /* mode list */
|
| 805 |
|
|
struct fb_videomode *mode; /* current mode */
|
| 806 |
|
|
|
| 807 |
|
|
#ifdef CONFIG_FB_BACKLIGHT
|
| 808 |
|
|
/* assigned backlight device */
|
| 809 |
|
|
/* set before framebuffer registration,
|
| 810 |
|
|
remove after unregister */
|
| 811 |
|
|
struct backlight_device *bl_dev;
|
| 812 |
|
|
|
| 813 |
|
|
/* Backlight level curve */
|
| 814 |
|
|
struct mutex bl_curve_mutex;
|
| 815 |
|
|
u8 bl_curve[FB_BACKLIGHT_LEVELS];
|
| 816 |
|
|
#endif
|
| 817 |
|
|
#ifdef CONFIG_FB_DEFERRED_IO
|
| 818 |
|
|
struct delayed_work deferred_work;
|
| 819 |
|
|
struct fb_deferred_io *fbdefio;
|
| 820 |
|
|
#endif
|
| 821 |
|
|
|
| 822 |
|
|
struct fb_ops *fbops;
|
| 823 |
|
|
struct device *device; /* This is the parent */
|
| 824 |
|
|
struct device *dev; /* This is this fb device */
|
| 825 |
|
|
int class_flag; /* private sysfs flags */
|
| 826 |
|
|
#ifdef CONFIG_FB_TILEBLITTING
|
| 827 |
|
|
struct fb_tile_ops *tileops; /* Tile Blitting */
|
| 828 |
|
|
#endif
|
| 829 |
|
|
char __iomem *screen_base; /* Virtual address */
|
| 830 |
|
|
unsigned long screen_size; /* Amount of ioremapped VRAM or 0 */
|
| 831 |
|
|
void *pseudo_palette; /* Fake palette of 16 colors */
|
| 832 |
|
|
#define FBINFO_STATE_RUNNING 0
|
| 833 |
|
|
#define FBINFO_STATE_SUSPENDED 1
|
| 834 |
|
|
u32 state; /* Hardware state i.e suspend */
|
| 835 |
|
|
void *fbcon_par; /* fbcon use-only private area */
|
| 836 |
|
|
/* From here on everything is device dependent */
|
| 837 |
|
|
void *par;
|
| 838 |
|
|
};
|
| 839 |
|
|
|
| 840 |
|
|
#ifdef MODULE
|
| 841 |
|
|
#define FBINFO_DEFAULT FBINFO_MODULE
|
| 842 |
|
|
#else
|
| 843 |
|
|
#define FBINFO_DEFAULT 0
|
| 844 |
|
|
#endif
|
| 845 |
|
|
|
| 846 |
|
|
// This will go away
|
| 847 |
|
|
#define FBINFO_FLAG_MODULE FBINFO_MODULE
|
| 848 |
|
|
#define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT
|
| 849 |
|
|
|
| 850 |
|
|
/* This will go away
|
| 851 |
|
|
* fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags
|
| 852 |
|
|
* when it wants to turn the acceleration engine on. This is
|
| 853 |
|
|
* really a separate operation, and should be modified via sysfs.
|
| 854 |
|
|
* But for now, we leave it broken with the following define
|
| 855 |
|
|
*/
|
| 856 |
|
|
#define STUPID_ACCELF_TEXT_SHIT
|
| 857 |
|
|
|
| 858 |
|
|
// This will go away
|
| 859 |
|
|
#if defined(__sparc__)
|
| 860 |
|
|
|
| 861 |
|
|
/* We map all of our framebuffers such that big-endian accesses
|
| 862 |
|
|
* are what we want, so the following is sufficient.
|
| 863 |
|
|
*/
|
| 864 |
|
|
|
| 865 |
|
|
// This will go away
|
| 866 |
|
|
#define fb_readb sbus_readb
|
| 867 |
|
|
#define fb_readw sbus_readw
|
| 868 |
|
|
#define fb_readl sbus_readl
|
| 869 |
|
|
#define fb_readq sbus_readq
|
| 870 |
|
|
#define fb_writeb sbus_writeb
|
| 871 |
|
|
#define fb_writew sbus_writew
|
| 872 |
|
|
#define fb_writel sbus_writel
|
| 873 |
|
|
#define fb_writeq sbus_writeq
|
| 874 |
|
|
#define fb_memset sbus_memset_io
|
| 875 |
|
|
|
| 876 |
|
|
#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__) || defined(__avr32__)
|
| 877 |
|
|
|
| 878 |
|
|
#define fb_readb __raw_readb
|
| 879 |
|
|
#define fb_readw __raw_readw
|
| 880 |
|
|
#define fb_readl __raw_readl
|
| 881 |
|
|
#define fb_readq __raw_readq
|
| 882 |
|
|
#define fb_writeb __raw_writeb
|
| 883 |
|
|
#define fb_writew __raw_writew
|
| 884 |
|
|
#define fb_writel __raw_writel
|
| 885 |
|
|
#define fb_writeq __raw_writeq
|
| 886 |
|
|
#define fb_memset memset_io
|
| 887 |
|
|
|
| 888 |
|
|
#else
|
| 889 |
|
|
|
| 890 |
|
|
#define fb_readb(addr) (*(volatile u8 *) (addr))
|
| 891 |
|
|
#define fb_readw(addr) (*(volatile u16 *) (addr))
|
| 892 |
|
|
#define fb_readl(addr) (*(volatile u32 *) (addr))
|
| 893 |
|
|
#define fb_readq(addr) (*(volatile u64 *) (addr))
|
| 894 |
|
|
#define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b))
|
| 895 |
|
|
#define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b))
|
| 896 |
|
|
#define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b))
|
| 897 |
|
|
#define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b))
|
| 898 |
|
|
#define fb_memset memset
|
| 899 |
|
|
|
| 900 |
|
|
#endif
|
| 901 |
|
|
|
| 902 |
|
|
#if defined (__BIG_ENDIAN)
|
| 903 |
|
|
#define FB_LEFT_POS(bpp) (32 - bpp)
|
| 904 |
|
|
#define FB_SHIFT_HIGH(val, bits) ((val) >> (bits))
|
| 905 |
|
|
#define FB_SHIFT_LOW(val, bits) ((val) << (bits))
|
| 906 |
|
|
#else
|
| 907 |
|
|
#define FB_LEFT_POS(bpp) (0)
|
| 908 |
|
|
#define FB_SHIFT_HIGH(val, bits) ((val) << (bits))
|
| 909 |
|
|
#define FB_SHIFT_LOW(val, bits) ((val) >> (bits))
|
| 910 |
|
|
#endif
|
| 911 |
|
|
|
| 912 |
|
|
/*
|
| 913 |
|
|
* `Generic' versions of the frame buffer device operations
|
| 914 |
|
|
*/
|
| 915 |
|
|
|
| 916 |
|
|
extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var);
|
| 917 |
|
|
extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var);
|
| 918 |
|
|
extern int fb_blank(struct fb_info *info, int blank);
|
| 919 |
|
|
extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
|
| 920 |
|
|
extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
|
| 921 |
|
|
extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image);
|
| 922 |
|
|
/*
|
| 923 |
|
|
* Drawing operations where framebuffer is in system RAM
|
| 924 |
|
|
*/
|
| 925 |
|
|
extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
|
| 926 |
|
|
extern void sys_copyarea(struct fb_info *info, const struct fb_copyarea *area);
|
| 927 |
|
|
extern void sys_imageblit(struct fb_info *info, const struct fb_image *image);
|
| 928 |
|
|
extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
|
| 929 |
|
|
size_t count, loff_t *ppos);
|
| 930 |
|
|
extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
|
| 931 |
|
|
size_t count, loff_t *ppos);
|
| 932 |
|
|
|
| 933 |
|
|
/* drivers/video/fbmem.c */
|
| 934 |
|
|
extern int register_framebuffer(struct fb_info *fb_info);
|
| 935 |
|
|
extern int unregister_framebuffer(struct fb_info *fb_info);
|
| 936 |
|
|
extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
|
| 937 |
|
|
extern int fb_show_logo(struct fb_info *fb_info, int rotate);
|
| 938 |
|
|
extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
|
| 939 |
|
|
extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx,
|
| 940 |
|
|
u32 height, u32 shift_high, u32 shift_low, u32 mod);
|
| 941 |
|
|
extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height);
|
| 942 |
|
|
extern void fb_set_suspend(struct fb_info *info, int state);
|
| 943 |
|
|
extern int fb_get_color_depth(struct fb_var_screeninfo *var,
|
| 944 |
|
|
struct fb_fix_screeninfo *fix);
|
| 945 |
|
|
extern int fb_get_options(char *name, char **option);
|
| 946 |
|
|
extern int fb_new_modelist(struct fb_info *info);
|
| 947 |
|
|
|
| 948 |
|
|
extern struct fb_info *registered_fb[FB_MAX];
|
| 949 |
|
|
extern int num_registered_fb;
|
| 950 |
|
|
extern struct class *fb_class;
|
| 951 |
|
|
|
| 952 |
|
|
static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
|
| 953 |
|
|
u8 *src, u32 s_pitch, u32 height)
|
| 954 |
|
|
{
|
| 955 |
|
|
int i, j;
|
| 956 |
|
|
|
| 957 |
|
|
d_pitch -= s_pitch;
|
| 958 |
|
|
|
| 959 |
|
|
for (i = height; i--; ) {
|
| 960 |
|
|
/* s_pitch is a few bytes at the most, memcpy is suboptimal */
|
| 961 |
|
|
for (j = 0; j < s_pitch; j++)
|
| 962 |
|
|
*dst++ = *src++;
|
| 963 |
|
|
dst += d_pitch;
|
| 964 |
|
|
}
|
| 965 |
|
|
}
|
| 966 |
|
|
|
| 967 |
|
|
/* drivers/video/fb_defio.c */
|
| 968 |
|
|
extern void fb_deferred_io_init(struct fb_info *info);
|
| 969 |
|
|
extern void fb_deferred_io_cleanup(struct fb_info *info);
|
| 970 |
|
|
extern int fb_deferred_io_fsync(struct file *file, struct dentry *dentry,
|
| 971 |
|
|
int datasync);
|
| 972 |
|
|
|
| 973 |
|
|
/* drivers/video/fbsysfs.c */
|
| 974 |
|
|
extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev);
|
| 975 |
|
|
extern void framebuffer_release(struct fb_info *info);
|
| 976 |
|
|
extern int fb_init_device(struct fb_info *fb_info);
|
| 977 |
|
|
extern void fb_cleanup_device(struct fb_info *head);
|
| 978 |
|
|
extern void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max);
|
| 979 |
|
|
|
| 980 |
|
|
/* drivers/video/fbmon.c */
|
| 981 |
|
|
#define FB_MAXTIMINGS 0
|
| 982 |
|
|
#define FB_VSYNCTIMINGS 1
|
| 983 |
|
|
#define FB_HSYNCTIMINGS 2
|
| 984 |
|
|
#define FB_DCLKTIMINGS 3
|
| 985 |
|
|
#define FB_IGNOREMON 0x100
|
| 986 |
|
|
|
| 987 |
|
|
#define FB_MODE_IS_UNKNOWN 0
|
| 988 |
|
|
#define FB_MODE_IS_DETAILED 1
|
| 989 |
|
|
#define FB_MODE_IS_STANDARD 2
|
| 990 |
|
|
#define FB_MODE_IS_VESA 4
|
| 991 |
|
|
#define FB_MODE_IS_CALCULATED 8
|
| 992 |
|
|
#define FB_MODE_IS_FIRST 16
|
| 993 |
|
|
#define FB_MODE_IS_FROM_VAR 32
|
| 994 |
|
|
|
| 995 |
|
|
extern int fbmon_dpms(const struct fb_info *fb_info);
|
| 996 |
|
|
extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var,
|
| 997 |
|
|
struct fb_info *info);
|
| 998 |
|
|
extern int fb_validate_mode(const struct fb_var_screeninfo *var,
|
| 999 |
|
|
struct fb_info *info);
|
| 1000 |
|
|
extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
|
| 1001 |
|
|
extern const unsigned char *fb_firmware_edid(struct device *device);
|
| 1002 |
|
|
extern void fb_edid_to_monspecs(unsigned char *edid,
|
| 1003 |
|
|
struct fb_monspecs *specs);
|
| 1004 |
|
|
extern void fb_destroy_modedb(struct fb_videomode *modedb);
|
| 1005 |
|
|
extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
|
| 1006 |
|
|
extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
|
| 1007 |
|
|
|
| 1008 |
|
|
/* drivers/video/modedb.c */
|
| 1009 |
|
|
#define VESA_MODEDB_SIZE 34
|
| 1010 |
|
|
extern void fb_var_to_videomode(struct fb_videomode *mode,
|
| 1011 |
|
|
const struct fb_var_screeninfo *var);
|
| 1012 |
|
|
extern void fb_videomode_to_var(struct fb_var_screeninfo *var,
|
| 1013 |
|
|
const struct fb_videomode *mode);
|
| 1014 |
|
|
extern int fb_mode_is_equal(const struct fb_videomode *mode1,
|
| 1015 |
|
|
const struct fb_videomode *mode2);
|
| 1016 |
|
|
extern int fb_add_videomode(const struct fb_videomode *mode,
|
| 1017 |
|
|
struct list_head *head);
|
| 1018 |
|
|
extern void fb_delete_videomode(const struct fb_videomode *mode,
|
| 1019 |
|
|
struct list_head *head);
|
| 1020 |
|
|
extern const struct fb_videomode *fb_match_mode(const struct fb_var_screeninfo *var,
|
| 1021 |
|
|
struct list_head *head);
|
| 1022 |
|
|
extern const struct fb_videomode *fb_find_best_mode(const struct fb_var_screeninfo *var,
|
| 1023 |
|
|
struct list_head *head);
|
| 1024 |
|
|
extern const struct fb_videomode *fb_find_nearest_mode(const struct fb_videomode *mode,
|
| 1025 |
|
|
struct list_head *head);
|
| 1026 |
|
|
extern void fb_destroy_modelist(struct list_head *head);
|
| 1027 |
|
|
extern void fb_videomode_to_modelist(const struct fb_videomode *modedb, int num,
|
| 1028 |
|
|
struct list_head *head);
|
| 1029 |
|
|
extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs *specs,
|
| 1030 |
|
|
struct list_head *head);
|
| 1031 |
|
|
|
| 1032 |
|
|
/* drivers/video/fbcmap.c */
|
| 1033 |
|
|
extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
|
| 1034 |
|
|
extern void fb_dealloc_cmap(struct fb_cmap *cmap);
|
| 1035 |
|
|
extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to);
|
| 1036 |
|
|
extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to);
|
| 1037 |
|
|
extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info);
|
| 1038 |
|
|
extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info);
|
| 1039 |
|
|
extern const struct fb_cmap *fb_default_cmap(int len);
|
| 1040 |
|
|
extern void fb_invert_cmaps(void);
|
| 1041 |
|
|
|
| 1042 |
|
|
struct fb_videomode {
|
| 1043 |
|
|
const char *name; /* optional */
|
| 1044 |
|
|
u32 refresh; /* optional */
|
| 1045 |
|
|
u32 xres;
|
| 1046 |
|
|
u32 yres;
|
| 1047 |
|
|
u32 pixclock;
|
| 1048 |
|
|
u32 left_margin;
|
| 1049 |
|
|
u32 right_margin;
|
| 1050 |
|
|
u32 upper_margin;
|
| 1051 |
|
|
u32 lower_margin;
|
| 1052 |
|
|
u32 hsync_len;
|
| 1053 |
|
|
u32 vsync_len;
|
| 1054 |
|
|
u32 sync;
|
| 1055 |
|
|
u32 vmode;
|
| 1056 |
|
|
u32 flag;
|
| 1057 |
|
|
};
|
| 1058 |
|
|
|
| 1059 |
|
|
extern const char *fb_mode_option;
|
| 1060 |
|
|
extern const struct fb_videomode vesa_modes[];
|
| 1061 |
|
|
|
| 1062 |
|
|
struct fb_modelist {
|
| 1063 |
|
|
struct list_head list;
|
| 1064 |
|
|
struct fb_videomode mode;
|
| 1065 |
|
|
};
|
| 1066 |
|
|
|
| 1067 |
|
|
extern int fb_find_mode(struct fb_var_screeninfo *var,
|
| 1068 |
|
|
struct fb_info *info, const char *mode_option,
|
| 1069 |
|
|
const struct fb_videomode *db,
|
| 1070 |
|
|
unsigned int dbsize,
|
| 1071 |
|
|
const struct fb_videomode *default_mode,
|
| 1072 |
|
|
unsigned int default_bpp);
|
| 1073 |
|
|
|
| 1074 |
|
|
#endif /* __KERNEL__ */
|
| 1075 |
|
|
|
| 1076 |
|
|
#endif /* _LINUX_FB_H */
|
