#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_MMU | |
#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 */ | |
#else | |
#define fb_pgprotect(...) do {} while (0) | |
#endif /* CONFIG_MMU */ | |
static inline int fb_is_primary_device(struct fb_info *info) | |
{ | |
return 0; | |
} | |
#endif /* _ASM_FB_H_ */ |