Index: uspace/lib/drv/include/ddf/driver.h
===================================================================
--- uspace/lib/drv/include/ddf/driver.h	(revision fc51296af4f45da426f5626f3573adee6b0babda)
+++ uspace/lib/drv/include/ddf/driver.h	(revision 18783860abf4bec75bcd134c99e301cc50d280e8)
@@ -37,7 +37,7 @@
 #define DDF_DRIVER_H_
 
+#include <async.h>
 #include <ipc/devman.h>
 #include <ipc/dev_iface.h>
-
 #include "../dev_iface.h"
 
@@ -83,8 +83,8 @@
 	
 	/**
-	 * Phone to the parent device driver (if it is different from this
+	 * Session to the parent device driver (if it is different from this
 	 * driver)
 	 */
-	int parent_phone;
+	async_sess_t *parent_sess;
 	
 	/** Device name */