1#ifndef _ASM_FB_H_
2#define _ASM_FB_H_
3
4#include <linux/fb.h>
5#include <linux/fs.h>
6#include <asm/page.h>
7#include <asm/setup.h>
8
9#ifdef CONFIG_MMU
10#ifdef CONFIG_SUN3
11static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
12				unsigned long off)
13{
14	pgprot_val(vma->vm_page_prot) |= SUN3_PAGE_NOCACHE;
15}
16#else
17static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
18				unsigned long off)
19{
20	if (CPU_IS_020_OR_030)
21		pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE030;
22	if (CPU_IS_040_OR_060) {
23		pgprot_val(vma->vm_page_prot) &= _CACHEMASK040;
24		/* Use no-cache mode, serialized */
25		pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE_S;
26	}
27}
28#endif /* CONFIG_SUN3 */
29#else
30#define fb_pgprotect(...) do {} while (0)
31#endif /* CONFIG_MMU */
32
33static inline int fb_is_primary_device(struct fb_info *info)
34{
35	return 0;
36}
37
38#endif /* _ASM_FB_H_ */
39