[deliverable/linux.git] / include / asm-ppc64 / scatterlist.h

#ifndef _PPC64_SCATTERLIST_H
#define _PPC64_SCATTERLIST_H

/*
 * Copyright (C) 2001 PPC64 Team, IBM Corp
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/types.h>
#include <asm/dma.h>

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

	/* For TCE support */
	u32 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)

#endif /* !(_PPC64_SCATTERLIST_H) */
Commit	Line	Data
1da177e4 LT	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
	16	struct scatterlist {
	17	struct page *page;
	18	unsigned int offset;
	19	unsigned int length;
	20
	21	/* For TCE support */
	22	u32 dma_address;
	23	u32 dma_length;
	24	};
	25
	26	#define sg_dma_address(sg) ((sg)->dma_address)
	27	#define sg_dma_len(sg) ((sg)->dma_length)
	28
	29	#define ISA_DMA_THRESHOLD (~0UL)
	30
	31	#endif /* !(_PPC64_SCATTERLIST_H) */