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File: [Development] / linux-2.6-xfs / arch / sparc / include / asm / scatterlist_64.h (download)

Revision 1.1, Fri Oct 3 17:46:45 2008 UTC (9 years ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD 

Merge up to 2.6.27-rc8
Merge of 2.6.x-xfs-melb:linux:32254b by kenmcd.

#ifndef _SPARC64_SCATTERLIST_H
#define _SPARC64_SCATTERLIST_H

#include <asm/page.h>
#include <asm/types.h>

struct scatterlist {
#ifdef CONFIG_DEBUG_SG
	unsigned long	sg_magic;
#endif
	unsigned long	page_link;
	unsigned int	offset;

	unsigned int	length;

	dma_addr_t	dma_address;
	__u32		dma_length;
};

#define sg_dma_address(sg)	((sg)->dma_address)
#define sg_dma_len(sg)     	((sg)->dma_length)

#define ISA_DMA_THRESHOLD	(~0UL)

#define ARCH_HAS_SG_CHAIN

#endif /* !(_SPARC64_SCATTERLIST_H) */