#ifndef _ASM_FB_H_
  #define _ASM_FB_H_
  
  #include <linux/fb.h>
  #include <linux/fs.h>
  #include <asm/page.h>
  
  static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
  				unsigned long off)
  {
  	vma->vm_page_prot = __pgprot((pgprot_val(vma->vm_page_prot)
  				      & ~_PAGE_CACHABLE)
  				     | (_PAGE_BUFFER | _PAGE_DIRTY));
  }
  
  static inline int fb_is_primary_device(struct fb_info *info)
  {
  	return 0;
  }
  
  #endif /* _ASM_FB_H_ */