Composite: Add some structure definitions missed in first application of the patch.

include/nuttx/usb/usbdev.h

@@ -196,6 +196,49 @@
 
 /* USB Controller Structures ********************************************************/
 
+/* usbdev_description_s - describes the low level bindings of an usb device */
+
+struct usbdev_description_s
+{
+  int ninterfaces; /* Number of interfaces in the configuration */
+  int ifnobase;    /* Offset to Interface-IDs */
+
+  int nstrings;    /* Number of Strings */
+  int strbase;     /* Offset to String Numbers */
+
+  int nendpoints;  /* Number of Endpoints referenced in the following allay */
+  int epno[5];     /* Array holding the endpoint configuration for this device */
+};
+
+#ifdef CONFIG_USBDEV_COMPOSITE
+
+struct composite_devdesc_s
+{
+#ifdef CONFIG_USBDEV_DUALSPEED
+  CODE int16_t (*mkconfdesc)(FAR uint8_t *buf,
+                             FAR struct usbdev_description_s *devdesc,
+                             uint8_t speed, uint8_t type);
+#else
+  CODE int16_t (*mkconfdesc)(FAR uint8_t *buf,
+                             FAR struct usbdev_description_s *devdesc);
+#endif
+
+  CODE int (*mkstrdesc)(uint8_t id, FAR struct usb_strdesc_s *strdesc);
+  CODE int (*classobject)(int minor,
+                          FAR struct usbdev_description_s *devdesc,
+                          FAR struct usbdevclass_driver_s **classdev);
+  CODE void (*uninitialize)(FAR struct usbdevclass_driver_s *classdev);
+
+  int nconfigs;    /* Number of configurations supported */
+  int configid;    /* The only supported configuration ID */
+
+  int cfgdescsize; /* The size of the config descriptor */
+  int minor;
+
+  struct usbdev_description_s devdesc;
+};
+#endif
+
 /* struct usbdev_req_s - describes one i/o request */
 
 struct usbdev_ep_s;