LXR linux/arch/x86/include/asm/fb.h

   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