arch/x86/include/asm/fb.h at v4.3 · tjh.dev/kernel

tjh.dev / kernel

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

kernel / arch / x86 / include / asm / fb.h

at v4.3 21 lines 501 B view raw

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