4c09177ab7
Submitted by: Johannes Lundberg <johalun0@gmail.com> MFC after: 1 week Sponsored by: Limelight Networks Sponsored by: Mellanox Technologies
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
/*-
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* Copyright (c) 2010 Isilon Systems, Inc.
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* Copyright (c) 2010 iX Systems, Inc.
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* Copyright (c) 2010 Panasas, Inc.
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* Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _LINUX_DMA_ATTR_H_
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#define _LINUX_DMA_ATTR_H_
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#define DMA_ATTR_WRITE_BARRIER (1 << 0)
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#define DMA_ATTR_WEAK_ORDERING (1 << 1)
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#define DMA_ATTR_WRITE_COMBINE (1 << 2)
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#define DMA_ATTR_NON_CONSISTENT (1 << 3)
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#define DMA_ATTR_NO_KERNEL_MAPPING (1 << 4)
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#define DMA_ATTR_SKIP_CPU_SYNC (1 << 5)
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#define DMA_ATTR_FORCE_CONTIGUOUS (1 << 6)
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#define DMA_ATTR_ALLOC_SINGLE_PAGES (1 << 7)
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#define DMA_ATTR_NO_WARN (1 << 8)
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#define DMA_ATTR_PRIVILEGED (1 << 9)
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struct dma_attrs {
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unsigned long flags;
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};
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#define DEFINE_DMA_ATTRS(x) struct dma_attrs x = { }
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static inline void
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init_dma_attrs(struct dma_attrs *attrs)
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{
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attrs->flags = 0;
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}
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#endif /* _LINUX_DMA_ATTR_H_ */
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