Index: uspace/lib/usbdev/include/usb/dev/device.h
===================================================================
--- uspace/lib/usbdev/include/usb/dev/device.h	(revision 129b821fb30858c35df3ba6ff80bf8ccc51442de)
+++ uspace/lib/usbdev/include/usb/dev/device.h	(revision cd0cf8107e697d8beb72343befbb9e972fec6eaa)
@@ -42,4 +42,5 @@
 #include <usb/dev/alternate_ifaces.h>
 #include <usb/dev/pipes.h>
+#include <usbhc_iface.h>
 
 #include <assert.h>
@@ -90,7 +91,9 @@
 int usb_device_unmap_ep(usb_endpoint_mapping_t *);
 
-usb_speed_t usb_device_get_speed(usb_device_t *);
-int usb_device_get_iface_number(usb_device_t *);
-devman_handle_t usb_device_get_devman_handle(usb_device_t *);
+usb_address_t usb_device_get_address(const usb_device_t *);
+usb_speed_t usb_device_get_depth(const usb_device_t *);
+usb_speed_t usb_device_get_speed(const usb_device_t *);
+int usb_device_get_iface_number(const usb_device_t *);
+devman_handle_t usb_device_get_devman_handle(const usb_device_t *);
 
 const usb_device_descriptors_t * usb_device_descriptors(usb_device_t *);