1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* sbuslib.h: SBUS fb helper library interfaces */ 3*4882a593Smuzhiyun #ifndef _SBUSLIB_H 4*4882a593Smuzhiyun #define _SBUSLIB_H 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun struct sbus_mmap_map { 7*4882a593Smuzhiyun unsigned long voff; 8*4882a593Smuzhiyun unsigned long poff; 9*4882a593Smuzhiyun unsigned long size; 10*4882a593Smuzhiyun }; 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #define SBUS_MMAP_FBSIZE(n) (-n) 13*4882a593Smuzhiyun #define SBUS_MMAP_EMPTY 0x80000000 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun extern void sbusfb_fill_var(struct fb_var_screeninfo *var, 16*4882a593Smuzhiyun struct device_node *dp, int bpp); 17*4882a593Smuzhiyun struct vm_area_struct; 18*4882a593Smuzhiyun extern int sbusfb_mmap_helper(struct sbus_mmap_map *map, 19*4882a593Smuzhiyun unsigned long physbase, unsigned long fbsize, 20*4882a593Smuzhiyun unsigned long iospace, 21*4882a593Smuzhiyun struct vm_area_struct *vma); 22*4882a593Smuzhiyun int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, 23*4882a593Smuzhiyun struct fb_info *info, 24*4882a593Smuzhiyun int type, int fb_depth, unsigned long fb_size); 25*4882a593Smuzhiyun int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd, 26*4882a593Smuzhiyun unsigned long arg); 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun #endif /* _SBUSLIB_H */ 29