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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _ASM_X86_FB_H
- #define _ASM_X86_FB_H
- #include <linux/fb.h>
- #include <linux/fs.h>
- #include <asm/page.h>
- static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
- unsigned long off)
- {
- unsigned long prot;
- prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
- if (boot_cpu_data.x86 > 3)
- pgprot_val(vma->vm_page_prot) =
- prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
- }
- extern int fb_is_primary_device(struct fb_info *info);
- #endif /* _ASM_X86_FB_H */
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