void set_hw_ports (struct hw *hw, const struct hw_port_descriptor ports[]);
-typedef void (hw_port_event_callback)
+typedef void (hw_port_event_method)
(struct hw *me,
int my_port,
struct hw *source,
int source_port,
int level);
-void set_hw_port_event (struct hw *hw, hw_port_event_callback *to_port_event);
+void set_hw_port_event (struct hw *hw, hw_port_event_method *to_port_event);
/* Port source