1#ifndef _PPC64_SCATTERLIST_H
2#define _PPC64_SCATTERLIST_H
3
4/*
5 * Copyright (C) 2001 PPC64 Team, IBM Corp
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
11 */
12
13#include <linux/types.h>
14#include <asm/dma.h>
15
16struct scatterlist {
17	char *address;		/* Virtual addr data is to be transferred to */
18	struct page *page;	/* Location for highmem page, if any */
19	unsigned int offset;	/* for highmem, page offset */
20	unsigned int length;
21
22	/* For TCE support */
23	u32 dma_address;
24	u32 dma_length;
25};
26
27#define ISA_DMA_THRESHOLD	(~0UL)
28
29#endif /* !(_PPC64_SCATTERLIST_H) */
30