1 files changed, 17 insertions, 0 deletions

diff --git a/include/asm-ia64/fb.h b/include/asm-ia64/fb.h
new file mode 100644
index 000000000000..9d4577f9fe0e
--- /dev/null
+++ b/include/asm-ia64/fb.h
@@ -0,0 +1,17 @@
+#ifndef _ASM_FB_H_
+#define _ASM_FB_H_
+
+#include <linux/fs.h>
+#include <linux/efi.h>
+#include <asm/page.h>
+
+static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
+                                unsigned long off)
+{
+        if (efi_range_is_wc(vma->vm_start, vma->vm_end - vma->vm_start))
+                vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
+        else
+                vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+}
+
+#endif /* _ASM_FB_H_ */