* endpoint configurations. They will be in no particular order.
* @num_altsetting: number of altsettings defined.
* @cur_altsetting: the current altsetting.
+ * @intf_assoc: interface association descriptor
* @driver: the USB driver that is bound to this interface.
* @minor: the minor number assigned to this interface, if this
* interface is bound to a driver that uses the USB major number.
* @desc: the device's configuration descriptor.
* @string: pointer to the cached version of the iConfiguration string, if
* present for this configuration.
+ * @intf_assoc: list of any interface association descriptors in this config
* @interface: array of pointers to usb_interface structures, one for each
* interface in the configuration. The number of interfaces is stored
* in desc.bNumInterfaces. These pointers are valid only while the