File: scatterlist.h

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linux-kernel-headers 2.6.18-7
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/* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
#ifndef _SPARC_SCATTERLIST_H
#define _SPARC_SCATTERLIST_H

#include <linux/types.h>

struct scatterlist {
	struct page *page;
	unsigned int offset;

	unsigned int length;

	__u32 dvma_address; /* A place to hang host-specific addresses at. */
	__u32 dvma_length;
};

#define sg_dma_address(sg) ((sg)->dvma_address)
#define sg_dma_len(sg)     ((sg)->dvma_length)

#define ISA_DMA_THRESHOLD (~0UL)

#endif /* !(_SPARC_SCATTERLIST_H) */