← Back to branch summary

~ubuntu-branches/ubuntu/precise/linux-lowlatency/precise

« back to all changes in this revision

Viewing changes to arch/m68k/include/asm/fb.h

  • Committer: Package Import Robot
  • Author(s): Alessio Igor Bogani
  • Date: 2011-10-26 11:13:05 UTC
  • Revision ID: package-import@ubuntu.com-20111026111305-tz023xykf0i6eosh
Tags: upstream-3.2.0
Import upstream version 3.2.0

Show diffs side-by-side

added added

removed removed

Lines of Context:
arch/m68k/include/asm/fb.h
 
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
 
11
static 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
 
17
static 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
 
 
33
static inline int fb_is_primary_device(struct fb_info *info)
 
34
{
 
35
        return 0;
 
36
}
 
37
 
 
38
#endif /* _ASM_FB_H_ */