diff --git a/include/linux/ide.h b/include/linux/ide.h
index 34f2676..58564a1 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -615,6 +615,7 @@
         u8	init_speed;	/* transfer rate set at boot */
         u8	pio_speed;      /* unused by core, used by some drivers for fallback from DMA */
         u8	current_speed;	/* current transfer rate set */
+	u8	desired_speed;	/* desired transfer rate set */
         u8	dn;		/* now wide spread use */
         u8	wcache;		/* status of write cache */
 	u8	acoustic;	/* acoustic management */