Merge git://git.infradead.org/mtd-2.6
[sfrench/cifs-2.6.git] / include / asm-sparc / scatterlist.h
1 /* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
2 #ifndef _SPARC_SCATTERLIST_H
3 #define _SPARC_SCATTERLIST_H
4
5 #include <linux/types.h>
6
7 struct scatterlist {
8 #ifdef CONFIG_DEBUG_SG
9         unsigned long sg_magic;
10 #endif
11         unsigned long page_link;
12         unsigned int offset;
13
14         unsigned int length;
15
16         __u32 dvma_address; /* A place to hang host-specific addresses at. */
17         __u32 dvma_length;
18 };
19
20 #define sg_dma_address(sg) ((sg)->dvma_address)
21 #define sg_dma_len(sg)     ((sg)->dvma_length)
22
23 #define ISA_DMA_THRESHOLD (~0UL)
24
25 #define ARCH_HAS_SG_CHAIN
26
27 #endif /* !(_SPARC_SCATTERLIST_H) */