DCA: convert struct class_device to struct device.

Thanks to Kay for keeping us honest.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Cc: "Williams, Dan J" <dan.j.williams@intel.com>
Acked-by: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/dca.h b/include/linux/dca.h
index 83eaecc..af61cd1 100644
--- a/include/linux/dca.h
+++ b/include/linux/dca.h
@@ -11,7 +11,7 @@
 
 struct dca_provider {
 	struct dca_ops		*ops;
-	struct class_device 	*cd;
+	struct device 		*cd;
 	int			 id;
 };