diff options
Diffstat (limited to 'arch/m68k/include/asm/fb_mm.h')
| -rw-r--r-- | arch/m68k/include/asm/fb_mm.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/fb_mm.h b/arch/m68k/include/asm/fb_mm.h new file mode 100644 index 00000000000..380b97ae815 --- /dev/null +++ b/arch/m68k/include/asm/fb_mm.h @@ -0,0 +1,34 @@ +#ifndef _ASM_FB_H_ +#define _ASM_FB_H_ + +#include <linux/fb.h> +#include <linux/fs.h> +#include <asm/page.h> +#include <asm/setup.h> + +#ifdef CONFIG_SUN3 +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + pgprot_val(vma->vm_page_prot) |= SUN3_PAGE_NOCACHE; +} +#else +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + if (CPU_IS_020_OR_030) + pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE030; + if (CPU_IS_040_OR_060) { + pgprot_val(vma->vm_page_prot) &= _CACHEMASK040; + /* Use no-cache mode, serialized */ + pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE_S; + } +} +#endif /* CONFIG_SUN3 */ + +static inline int fb_is_primary_device(struct fb_info *info) +{ + return 0; +} + +#endif /* _ASM_FB_H_ */ |