#define FB_EVENT_MODE_CHANGE_ALL 0x0B
/* A software display blank change occured */
#define FB_EVENT_CONBLANK 0x0C
+/* Get drawing requirements */
+#define FB_EVENT_GET_REQ 0x0D
struct fb_event {
struct fb_info *info;
void *data;
};
+struct fb_blit_caps {
+ u32 x;
+ u32 y;
+ u32 len;
+ u32 flags;
+};
extern int fb_register_client(struct notifier_block *nb);
extern int fb_unregister_client(struct notifier_block *nb);
u32 scan_align; /* alignment per scanline */
u32 access_align; /* alignment per read/write (bits) */
u32 flags; /* see FB_PIXMAP_* */
+ u32 blit_x; /* supported bit block dimensions (1-32)*/
+ u32 blit_y; /* Format: blit_x = 1 << (width - 1) */
+ /* blit_y = 1 << (height - 1) */
+ /* if 0, will be set to 0xffffffff (all)*/
/* access methods */
void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size);
void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size);
/* restore saved state */
void (*fb_restore_state)(struct fb_info *info);
+
+ /* get capability given var */
+ void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
+ struct fb_var_screeninfo *var);
};
#ifdef CONFIG_FB_TILEBLITTING
-
#define FB_TILE_CURSOR_NONE 0
#define FB_TILE_CURSOR_UNDERLINE 1
#define FB_TILE_CURSOR_LOWER_THIRD 2
/* cursor */
void (*fb_tilecursor)(struct fb_info *info,
struct fb_tilecursor *cursor);
+ /* get maximum length of the tile map */
+ int (*fb_get_tilemax)(struct fb_info *info);
};
#endif /* CONFIG_FB_TILEBLITTING */
extern void sys_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
extern void sys_copyarea(struct fb_info *info, const struct fb_copyarea *area);
extern void sys_imageblit(struct fb_info *info, const struct fb_image *image);
+extern ssize_t fb_sys_read(struct fb_info *info, char __user *buf,
+ size_t count, loff_t *ppos);
+extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
+ size_t count, loff_t *ppos);
/* drivers/video/fbmem.c */
extern int register_framebuffer(struct fb_info *fb_info);