usb_function_activate(9) centos man page | unix.com

USB_FUNCTION_ACTIVAT(9) 				      Kernel Mode Gadget API					   USB_FUNCTION_ACTIVAT(9)

NAME
       usb_function_activate - allow function and gadget enumeration

SYNOPSIS
       int usb_function_activate(struct usb_function * function);

ARGUMENTS
       function
	   function on which usb_function_activate was called

DESCRIPTION
       Reverses effect of usb_function_deactivate. If no more functions are delaying their activation, the gadget driver will respond to host
       enumeration procedures.

       Returns zero on success, else negative errno.

AUTHOR
       David Brownell <dbrownell@users.sourceforge.net>
	   Author.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						   USB_FUNCTION_ACTIVAT(9)