1#ifndef _ALPHA_SCATTERLIST_H
2#define _ALPHA_SCATTERLIST_H
3
4#include <asm/page.h>
5#include <asm/types.h>
6
7struct scatterlist {
8	struct page *page;
9	unsigned int offset;
10
11	unsigned int length;
12
13	dma_addr_t dma_address;
14	__u32 dma_length;
15};
16
17#define sg_dma_address(sg)	((sg)->dma_address)
18#define sg_dma_len(sg)		((sg)->dma_length)
19
20#define ISA_DMA_THRESHOLD (~0UL)
21
22#endif /* !(_ALPHA_SCATTERLIST_H) */
23