diff options
Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux/kdev_t.h')
-rw-r--r-- | sys/compat/linuxkpi/common/include/linux/kdev_t.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/kdev_t.h b/sys/compat/linuxkpi/common/include/linux/kdev_t.h new file mode 100644 index 000000000000..9477ba739e31 --- /dev/null +++ b/sys/compat/linuxkpi/common/include/linux/kdev_t.h @@ -0,0 +1,46 @@ +/*- + * Copyright (c) 2010 Isilon Systems, Inc. + * Copyright (c) 2010 iX Systems, Inc. + * Copyright (c) 2010 Panasas, Inc. + * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice unmodified, this list of conditions, and the following + * disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ +#ifndef _LINUX_KDEV_T_H_ +#define _LINUX_KDEV_T_H_ + +#include <sys/types.h> + +#define MAJOR(dev) major(dev) +#define MINOR(dev) minor(dev) +#define MKDEV(ma, mi) makedev(ma, mi) + +static inline uint16_t +old_encode_dev(dev_t dev) +{ + return ((MAJOR(dev) << 8) | MINOR(dev)); +} + +#endif /* _LINUX_KDEV_T_H_ */ |