CONFIG_USB_F_HID (not configurable)

modulename: usb_f_hid.ko

configname: CONFIG_USB_F_HID

Linux Kernel Configuration
└─>Device Drivers
└─>USB support
└─>USB Gadget Support
└─>USB_F_HID
In linux kernel since version 3.19 (release Date: 2015-02-08)  
source code:
drivers/usb/gadget/function//