usb_device_interface_number(9) centos man page | unix.com

USB_DEVICE_INTERFACE(9) 				  Host-Side Data Types and Macro				   USB_DEVICE_INTERFACE(9)

NAME
       USB_DEVICE_INTERFACE_NUMBER - describe a usb device with a specific interface number

SYNOPSIS
       USB_DEVICE_INTERFACE_NUMBER(vend, prod, num);

ARGUMENTS
       vend
	   the 16 bit USB Vendor ID

       prod
	   the 16 bit USB Product ID

       num
	   bInterfaceNumber value

DESCRIPTION
       This macro is used to create a struct usb_device_id that matches a specific interface number of devices.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   USB_DEVICE_INTERFACE(9)