Index: uspace/lib/usbdev/src/devdrv.c
===================================================================
--- uspace/lib/usbdev/src/devdrv.c	(revision 9636bad6019ae6daf81ca86d6fb9adad37d559e6)
+++ uspace/lib/usbdev/src/devdrv.c	(revision 940f576183f1b9d918845e73cdd43c21da36ee90)
@@ -127,8 +127,8 @@
 	return EOK;
 }
-
-/** Callback when new device is supposed to be controlled by this driver.
- *
- * This callback is a wrapper for USB specific version of @c add_device.
+/*----------------------------------------------------------------------------*/
+/** Callback when a new device is supposed to be controlled by this driver.
+ *
+ * This callback is a wrapper for USB specific version of @c device_add.
  *
  * @param gen_dev Device structure as prepared by DDF.
@@ -156,4 +156,11 @@
 }
 /*----------------------------------------------------------------------------*/
+/** Callback when a device is supposed to be removed from the system.
+ *
+ * This callback is a wrapper for USB specific version of @c device_remove.
+ *
+ * @param gen_dev Device structure as prepared by DDF.
+ * @return Error code.
+ */
 int generic_device_remove(ddf_dev_t *gen_dev)
 {
@@ -166,4 +173,11 @@
 }
 /*----------------------------------------------------------------------------*/
+/** Callback when a device was removed from the system.
+ *
+ * This callback is a wrapper for USB specific version of @c device_gone.
+ *
+ * @param gen_dev Device structure as prepared by DDF.
+ * @return Error code.
+ */
 int generic_device_gone(ddf_dev_t *gen_dev)
 {