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