xref: /openbmc/linux/arch/mips/include/uapi/asm/ioctl.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
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 */
29