2015-10-20 16:02:11 +00:00
|
|
|
/* $FreeBSD$ */
|
2011-03-21 09:58:24 +00:00
|
|
|
/*-
|
|
|
|
* Copyright (c) 2010 Isilon Systems, Inc.
|
|
|
|
* Copyright (c) 2010 iX Systems, Inc.
|
|
|
|
* Copyright (c) 2010 Panasas, Inc.
|
2014-08-27 13:21:53 +00:00
|
|
|
* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
|
2011-03-21 09:58:24 +00:00
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef _LINUX_IO_MAPPING_H_
|
|
|
|
#define _LINUX_IO_MAPPING_H_
|
|
|
|
|
|
|
|
#include <linux/types.h>
|
|
|
|
#include <linux/io.h>
|
|
|
|
|
|
|
|
struct io_mapping;
|
|
|
|
|
|
|
|
static inline struct io_mapping *
|
|
|
|
io_mapping_create_wc(resource_size_t base, unsigned long size)
|
|
|
|
{
|
|
|
|
|
|
|
|
return ioremap_wc(base, size);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
io_mapping_free(struct io_mapping *mapping)
|
|
|
|
{
|
|
|
|
|
|
|
|
iounmap(mapping);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void *
|
|
|
|
io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (((char *)mapping) + offset);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
io_mapping_unmap_atomic(void *vaddr)
|
|
|
|
{
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void *
|
|
|
|
io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (((char *) mapping) + offset);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
io_mapping_unmap(void *vaddr)
|
|
|
|
{
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif /* _LINUX_IO_MAPPING_H_ */
|