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- /* SPDX-License-Identifier: GPL-2.0 */
- /* sbuslib.h: SBUS fb helper library interfaces */
- #ifndef _SBUSLIB_H
- #define _SBUSLIB_H
- struct sbus_mmap_map {
- unsigned long voff;
- unsigned long poff;
- unsigned long size;
- };
- #define SBUS_MMAP_FBSIZE(n) (-n)
- #define SBUS_MMAP_EMPTY 0x80000000
- extern void sbusfb_fill_var(struct fb_var_screeninfo *var,
- struct device_node *dp, int bpp);
- struct vm_area_struct;
- extern int sbusfb_mmap_helper(struct sbus_mmap_map *map,
- unsigned long physbase, unsigned long fbsize,
- unsigned long iospace,
- struct vm_area_struct *vma);
- int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
- struct fb_info *info,
- int type, int fb_depth, unsigned long fb_size);
- int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd,
- unsigned long arg);
- #endif /* _SBUSLIB_H */
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