centos man page for input_ff_erase

INPUT_FF_ERASE(9)						  Input Subsystem						 INPUT_FF_ERASE(9)

NAME
       input_ff_erase - erase a force-feedback effect from device

SYNOPSIS
       int input_ff_erase(struct input_dev * dev, int effect_id, struct file * file);

ARGUMENTS
       dev
	   input device to erase effect from

       effect_id
	   id of the ffect to be erased

       file
	   purported owner of the request

DESCRIPTION
       This function erases a force-feedback effect from specified device. The effect will only be erased if it was uploaded through the same file
       handle that is requesting erase.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							 INPUT_FF_ERASE(9)