1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * This file is released under the GPLv2 4 * Copyright (C) 2020 Loongson Technology Corporation Limited 5 */ 6 #ifndef _ASM_FB_H_ 7 #define _ASM_FB_H_ 8 9 #include <linux/fb.h> 10 #include <linux/fs.h> 11 #include <asm/page.h> 12 fb_pgprotect(struct file *file, struct vm_area_struct *vma, unsigned long off)13static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, 14 unsigned long off) 15 { 16 vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); 17 } 18 fb_is_primary_device(struct fb_info *info)19static inline int fb_is_primary_device(struct fb_info *info) 20 { 21 return 0; 22 } 23 24 #endif /* _ASM_FB_H_ */ 25