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/*-
* 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_DMA_ATTR_H_
#define _LINUX_DMA_ATTR_H_
#define DMA_ATTR_WRITE_BARRIER (1 << 0)
#define DMA_ATTR_WEAK_ORDERING (1 << 1)
#define DMA_ATTR_WRITE_COMBINE (1 << 2)
#define DMA_ATTR_NON_CONSISTENT (1 << 3)
#define DMA_ATTR_NO_KERNEL_MAPPING (1 << 4)
#define DMA_ATTR_SKIP_CPU_SYNC (1 << 5)
#define DMA_ATTR_FORCE_CONTIGUOUS (1 << 6)
#define DMA_ATTR_ALLOC_SINGLE_PAGES (1 << 7)
#define DMA_ATTR_NO_WARN (1 << 8)
#define DMA_ATTR_PRIVILEGED (1 << 9)
struct dma_attrs {
unsigned long flags;
};
#define DEFINE_DMA_ATTRS(x) struct dma_attrs x = { }
static inline void
init_dma_attrs(struct dma_attrs *attrs)
{
attrs->flags = 0;
}
#endif /* _LINUX_DMA_ATTR_H_ */
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