b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 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 */ |