1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_X86_FB_H
3#define _ASM_X86_FB_H
4
5#include <linux/fb.h>
6#include <linux/fs.h>
7#include <asm/page.h>
8
9static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
10 unsigned long off)
11{
12 unsigned long prot;
13
14 prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
15 if (boot_cpu_data.x86 > 3)
16 pgprot_val(vma->vm_page_prot) =
17 prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
18}
19
20extern int fb_is_primary_device(struct fb_info *info);
21
22#endif /* _ASM_X86_FB_H */
23