[mirror_ubuntu-artful-kernel.git] / include / asm-sparc64 / scatterlist.h

/* $Id: scatterlist.h,v 1.11 2001/12/17 07:05:15 davem Exp $ */
#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) */
Commit	Line	Data
1da177e4 LT	1	/* $Id: scatterlist.h,v 1.11 2001/12/17 07:05:15 davem Exp $ */
	2	#ifndef _SPARC64_SCATTERLIST_H
	3	#define _SPARC64_SCATTERLIST_H
	4
	5	#include <asm/page.h>
a9dfd281	6	#include <asm/types.h>
1da177e4 LT	7
1da177e4 LT	8	struct scatterlist {
d6ec0842 JA	9	#ifdef CONFIG_DEBUG_SG
	10	unsigned long sg_magic;
	11	#endif
18dabf47	12	unsigned long page_link;
1da177e4 LT	13	unsigned int offset;
	14
	15	unsigned int length;
	16
	17	dma_addr_t dma_address;
	18	__u32 dma_length;
	19	};
	20
	21	#define sg_dma_address(sg) ((sg)->dma_address)
	22	#define sg_dma_len(sg) ((sg)->dma_length)
	23
	24	#define ISA_DMA_THRESHOLD (~0UL)
	25
2c941a20 JA	26	#define ARCH_HAS_SG_CHAIN
2c941a20 JA	27
1da177e4	28	#endif /* !(_SPARC64_SCATTERLIST_H) */