linux/arch/microblaze/include/asm/scatterlist.h

29 lines
708 B
C

/*
* Copyright (C) 2008 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2006 Atmark Techno, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef _ASM_MICROBLAZE_SCATTERLIST_H
#define _ASM_MICROBLAZE_SCATTERLIST_H
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
unsigned long sg_magic;
#endif
unsigned long page_link;
dma_addr_t dma_address;
unsigned int offset;
unsigned int length;
};
#define sg_dma_address(sg) ((sg)->dma_address)
#define sg_dma_len(sg) ((sg)->length)
#define ISA_DMA_THRESHOLD (~0UL)
#endif /* _ASM_MICROBLAZE_SCATTERLIST_H */