X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Ffb.h;h=9186883fcb0f765ce03b3146b571da43a4d35ce7;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=84f0fe1a4984bcfabba6135eb4c183b02e140fb9;hpb=db216c3d5e4c040e557a50f8f5d35d5c415e8c1c;p=linux-2.6.git diff --git a/include/linux/fb.h b/include/linux/fb.h index 84f0fe1a4..9186883fc 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -16,7 +16,11 @@ #define FBIOGETCMAP 0x4604 #define FBIOPUTCMAP 0x4605 #define FBIOPAN_DISPLAY 0x4606 +#ifdef __KERNEL__ +#define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user) +#else #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) +#endif /* 0x4607-0x460B are defined below */ /* #define FBIOGET_MONITORSPEC 0x460C */ /* #define FBIOPUT_MONITORSPEC 0x460D */ @@ -125,7 +129,8 @@ struct fb_fix_screeninfo { unsigned long mmio_start; /* Start of Memory Mapped I/O */ /* (physical address) */ __u32 mmio_len; /* Length of Memory Mapped I/O */ - __u32 accel; /* Type of acceleration available */ + __u32 accel; /* Indicate to driver which */ + /* specific chip/card we have */ __u16 reserved[3]; /* Reserved for future compatibility */ }; @@ -154,7 +159,7 @@ struct fb_bitfield { #define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ #define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/ -#define FB_ACCELF_TEXT 1 /* text mode acceleration */ +#define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */ #define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ #define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ @@ -200,7 +205,7 @@ struct fb_var_screeninfo { __u32 height; /* height of picture in mm */ __u32 width; /* width of picture in mm */ - __u32 accel_flags; /* acceleration flags (hints) */ + __u32 accel_flags; /* (OBSOLETE) see fb_info.flags */ /* Timing: All values in pixclocks, except pixclock (of course) */ __u32 pixclock; /* pixel clock in ps (pico seconds) */ @@ -375,7 +380,7 @@ struct fb_cursor { __u16 set; /* what to set */ __u16 enable; /* cursor on/off */ __u16 rop; /* bitop operation */ - char *mask; /* cursor mask bits */ + const char *mask; /* cursor mask bits */ struct fbcurpos hot; /* cursor hot spot */ struct fb_image image; /* Cursor image */ }; @@ -396,6 +401,36 @@ struct fb_info; struct device; struct file; +struct fb_cmap_user { + __u32 start; /* First entry */ + __u32 len; /* Number of entries */ + __u16 __user *red; /* Red values */ + __u16 __user *green; + __u16 __user *blue; + __u16 __user *transp; /* transparency, can be NULL */ +}; + +struct fb_image_user { + __u32 dx; /* Where to place image */ + __u32 dy; + __u32 width; /* Size of image */ + __u32 height; + __u32 fg_color; /* Only used when a mono bitmap */ + __u32 bg_color; + __u8 depth; /* Depth of the image */ + const char __user *data; /* Pointer to image data */ + struct fb_cmap_user cmap; /* color map info */ +}; + +struct fb_cursor_user { + __u16 set; /* what to set */ + __u16 enable; /* cursor on/off */ + __u16 rop; /* bitop operation */ + const char __user *mask; /* cursor mask bits */ + struct fbcurpos hot; /* cursor hot spot */ + struct fb_image_user image; /* Cursor image */ +}; + /* * Register/unregister for framebuffer events */ @@ -458,8 +493,8 @@ struct fb_ops { /* For framebuffers with strange non linear layouts or that do not * work with normal memory mapped access */ - ssize_t (*fb_read)(struct file *file, char *buf, size_t count, loff_t *ppos); - ssize_t (*fb_write)(struct file *file, const char *buf, size_t count, loff_t *ppos); + ssize_t (*fb_read)(struct file *file, char __user *buf, size_t count, loff_t *ppos); + ssize_t (*fb_write)(struct file *file, const char __user *buf, size_t count, loff_t *ppos); /* checks var and eventually tweaks it to something supported, * DO NOT MODIFY PAR */ @@ -502,15 +537,47 @@ struct fb_ops { int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma); }; +/* FBINFO_* = fb_info.flags bit flags */ +#define FBINFO_MODULE 0x0001 /* Low-level driver is a module */ +#define FBINFO_HWACCEL_DISABLED 0x0002 + /* When FBINFO_HWACCEL_DISABLED is set: + * Hardware acceleration is turned off. Software implementations + * of required functions (copyarea(), fillrect(), and imageblit()) + * takes over; acceleration engine should be in a quiescent state */ + +/* hints */ +#define FBINFO_PARTIAL_PAN_OK 0x0040 /* otw use pan only for double-buffering */ +#define FBINFO_READS_FAST 0x0080 /* soft-copy faster than rendering */ + +/* hardware supported ops */ +/* semantics: when a bit is set, it indicates that the operation is + * accelerated by hardware. + * required functions will still work even if the bit is not set. + * optional functions may not even exist if the flag bit is not set. + */ +#define FBINFO_HWACCEL_NONE 0x0000 +#define FBINFO_HWACCEL_COPYAREA 0x0100 /* required */ +#define FBINFO_HWACCEL_FILLRECT 0x0200 /* required */ +#define FBINFO_HWACCEL_IMAGEBLIT 0x0400 /* required */ +#define FBINFO_HWACCEL_ROTATE 0x0800 /* optional */ +#define FBINFO_HWACCEL_XPAN 0x1000 /* optional */ +#define FBINFO_HWACCEL_YPAN 0x2000 /* optional */ +#define FBINFO_HWACCEL_YWRAP 0x4000 /* optional */ + +#define FBINFO_MISC_MODECHANGEUSER 0x10000 /* mode change request + from userspace */ +#define FBINFO_MISC_MODESWITCH 0x20000 /* mode switch */ +#define FBINFO_MISC_MODESWITCHLATE 0x40000 /* init hardware later */ + struct fb_info { int node; int flags; -#define FBINFO_FLAG_MODULE 1 /* Low-level driver is a module */ struct fb_var_screeninfo var; /* Current var */ struct fb_fix_screeninfo fix; /* Current fix */ struct fb_monspecs monspecs; /* Current Monitor specs */ struct fb_cursor cursor; /* Current cursor */ struct work_struct queue; /* Framebuffer event queue */ + struct timer_list cursor_timer; /* Cursor timer */ struct fb_pixmap pixmap; /* Image hardware mapper */ struct fb_pixmap sprite; /* Cursor hardware mapper */ struct fb_cmap cmap; /* Current cmap */ @@ -527,11 +594,23 @@ struct fb_info { }; #ifdef MODULE -#define FBINFO_FLAG_DEFAULT FBINFO_FLAG_MODULE +#define FBINFO_DEFAULT FBINFO_MODULE #else -#define FBINFO_FLAG_DEFAULT 0 +#define FBINFO_DEFAULT 0 #endif +// This will go away +#define FBINFO_FLAG_MODULE FBINFO_MODULE +#define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT + +/* This will go away + * fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags + * when it wants to turn the acceleration engine on. This is + * really a separate operation, and should be modified via sysfs. + * But for now, we leave it broken with the following define + */ +#define STUPID_ACCELF_TEXT_SHIT + // This will go away #if defined(__sparc__) @@ -550,7 +629,7 @@ struct fb_info { #define fb_writeq sbus_writeq #define fb_memset sbus_memset_io -#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) +#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__) #define fb_readb __raw_readb #define fb_readw __raw_readw @@ -594,10 +673,16 @@ extern int unregister_framebuffer(struct fb_info *fb_info); extern int fb_prepare_logo(struct fb_info *fb_info); extern int fb_show_logo(struct fb_info *fb_info); extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size); -extern void fb_move_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf, +extern void fb_iomove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf, + u8 *dst, u32 d_pitch, u8 *src, u32 idx, + u32 height, u32 shift_high, u32 shift_low, u32 mod); +extern void fb_iomove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf, + u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, + u32 height); +extern void fb_sysmove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf, u8 *dst, u32 d_pitch, u8 *src, u32 idx, u32 height, u32 shift_high, u32 shift_low, u32 mod); -extern void fb_move_buf_aligned(struct fb_info *info, struct fb_pixmap *buf, +extern void fb_sysmove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf, u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height); extern void fb_load_cursor_image(struct fb_info *); @@ -645,8 +730,10 @@ extern const struct fb_videomode vesa_modes[]; /* drivers/video/fbcmap.c */ extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp); extern void fb_dealloc_cmap(struct fb_cmap *cmap); -extern int fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to, int fsfromto); -extern int fb_set_cmap(struct fb_cmap *cmap, int kspc, struct fb_info *fb_info); +extern int fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to); +extern int fb_cmap_to_user(struct fb_cmap *from, struct fb_cmap_user *to); +extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info); +extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info); extern struct fb_cmap *fb_default_cmap(int len); extern void fb_invert_cmaps(void);