1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 2/*
 3 * This file is subject to the terms and conditions of the GNU General Public
 4 * License.  See the file "COPYING" in the main directory of this archive
 5 * for more details.
 6 *
 7 * Copyright (C) 1995, 96, 99, 2001 Ralf Baechle <ralf@linux-mips.org>
 8 * Copyright (C) 2009 Wind River Systems
 9 * Written by Ralf Baechle <ralf@linux-mips.org>
10 */
11#ifndef __ASM_IOCTL_H
12#define __ASM_IOCTL_H
13
14#define _IOC_SIZEBITS	13
15#define _IOC_DIRBITS	3
16
17/*
18 * Direction bits _IOC_NONE could be 0, but OSF/1 gives it a bit.
19 * And this turns out useful to catch old ioctl numbers in header
20 * files for us.
21 */
22#define _IOC_NONE	1U
23#define _IOC_READ	2U
24#define _IOC_WRITE	4U
25
26#include <asm-generic/ioctl.h>
27
28#endif /* __ASM_IOCTL_H */