[PATCH] Add section on function return values to CodingStyle
[linux-2.6/mini2440.git] / drivers / video / sbuslib.h
blob492828c3fe8fcf4c8a3d9992bea57ef51a44a89f
1 /* sbuslib.h: SBUS fb helper library interfaces */
2 #ifndef _SBUSLIB_H
3 #define _SBUSLIB_H
5 struct sbus_mmap_map {
6 unsigned long voff;
7 unsigned long poff;
8 unsigned long size;
9 };
11 #define SBUS_MMAP_FBSIZE(n) (-n)
12 #define SBUS_MMAP_EMPTY 0x80000000
14 extern void sbusfb_fill_var(struct fb_var_screeninfo *var, int prom_node, int bpp);
15 struct vm_area_struct;
16 extern int sbusfb_mmap_helper(struct sbus_mmap_map *map,
17 unsigned long physbase, unsigned long fbsize,
18 unsigned long iospace,
19 struct vm_area_struct *vma);
20 int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
21 struct fb_info *info,
22 int type, int fb_depth, unsigned long fb_size);
23 int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd,
24 unsigned long arg);
26 #endif /* _SBUSLIB_H */