1/*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice unmodified, this list of conditions, and the following
13 *    disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD: stable/11/sys/compat/linuxkpi/common/include/linux/dma-attrs.h 345911 2019-04-05 11:08:35Z hselasky $
30 */
31#ifndef	_LINUX_DMA_ATTR_H_
32#define	_LINUX_DMA_ATTR_H_
33
34#define	DMA_ATTR_WRITE_BARRIER		(1 << 0)
35#define	DMA_ATTR_WEAK_ORDERING		(1 << 1)
36#define	DMA_ATTR_WRITE_COMBINE		(1 << 2)
37#define	DMA_ATTR_NON_CONSISTENT		(1 << 3)
38#define	DMA_ATTR_NO_KERNEL_MAPPING	(1 << 4)
39#define	DMA_ATTR_SKIP_CPU_SYNC		(1 << 5)
40#define	DMA_ATTR_FORCE_CONTIGUOUS	(1 << 6)
41#define	DMA_ATTR_ALLOC_SINGLE_PAGES	(1 << 7)
42#define	DMA_ATTR_NO_WARN		(1 << 8)
43#define	DMA_ATTR_PRIVILEGED		(1 << 9)
44
45struct dma_attrs {
46	unsigned long flags;
47};
48
49#define DEFINE_DMA_ATTRS(x) struct dma_attrs x = { }
50
51static inline void
52init_dma_attrs(struct dma_attrs *attrs)
53{
54	attrs->flags = 0;
55}
56
57#endif	/* _LINUX_DMA_ATTR_H_ */
58