Technical Reference: Kernel and Subsystems, Volume 2

LPFKREGRING (Register Input Ring)

Purpose

Registers input ring.

Syntax

#include <sys/inputdd.h>

int ioctl (FileDescriptor, LPFKREGRING, Arg)
int FileDescriptor;
struct uregring *Arg;

Description

The LPFKREGRING ioctl subroutine call specifies the address of the input ring and the value to be used as the source identifier when enqueuing reports on the ring. A subsequent LPFKREGRING ioctl subroutine call replaces the input ring supplied earlier. Specify a null input ring pointer to disable LPFK input.

Parameters

FileDescriptor	Specifies the open file descriptor.
Arg	Specifies the address of the uregring structure.