maple: Clean up maple_driver_register/unregister routines.

These were completely inconsistent. Clean these up to take a maple_driver
pointer directly for consistency.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/linux/maple.h b/include/linux/maple.h
index c853b10..b2b7ce0 100644
--- a/include/linux/maple.h
+++ b/include/linux/maple.h
@@ -70,7 +70,9 @@
 			    void (*callback) (struct mapleq * mq),
 			    unsigned long interval,
 			    unsigned long function);
-int maple_driver_register(struct device_driver *drv);
+int maple_driver_register(struct maple_driver *);
+void maple_driver_unregister(struct maple_driver *);
+
 int maple_add_packet_sleeps(struct maple_device *mdev, u32 function,
 	u32 command, u32 length, void *data);
 void maple_clear_dev(struct maple_device *mdev);