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Diffstat (limited to 'kernel/arch/x86/include/asm/fb.h')
-rw-r--r--kernel/arch/x86/include/asm/fb.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/arch/x86/include/asm/fb.h b/kernel/arch/x86/include/asm/fb.h
new file mode 100644
index 000000000..c3dd5e71f
--- /dev/null
+++ b/kernel/arch/x86/include/asm/fb.h
@@ -0,0 +1,21 @@
+#ifndef _ASM_X86_FB_H
+#define _ASM_X86_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)
+{
+ unsigned long prot;
+
+ prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
+ if (boot_cpu_data.x86 > 3)
+ pgprot_val(vma->vm_page_prot) =
+ prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
+}
+
+extern int fb_is_primary_device(struct fb_info *info);
+
+#endif /* _ASM_X86_FB_H */