[PATCH] fbcon: Console Rotation - Add support for 180-degree console rotation

Add support for 180-degree (upside down) rotation of the console.  To
activate, boot with:

fbcon=rotate:2

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/console/fbcon_rotate.h b/drivers/video/console/fbcon_rotate.h
index 709e6b4..f8ddcd6 100644
--- a/drivers/video/console/fbcon_rotate.h
+++ b/drivers/video/console/fbcon_rotate.h
@@ -100,4 +100,5 @@
 }
 
 extern void fbcon_rotate_cw(struct fbcon_ops *ops);
+extern void fbcon_rotate_ud(struct fbcon_ops *ops);
 #endif