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-rw-r--r--arch/blackfin/include/asm/scatterlist.h22
1 files changed, 1 insertions, 21 deletions
diff --git a/arch/blackfin/include/asm/scatterlist.h b/arch/blackfin/include/asm/scatterlist.h
index 04f448711cd0..64d41d34ab0b 100644
--- a/arch/blackfin/include/asm/scatterlist.h
+++ b/arch/blackfin/include/asm/scatterlist.h
@@ -1,27 +1,7 @@
1#ifndef _BLACKFIN_SCATTERLIST_H 1#ifndef _BLACKFIN_SCATTERLIST_H
2#define _BLACKFIN_SCATTERLIST_H 2#define _BLACKFIN_SCATTERLIST_H
3 3
4#include <linux/mm.h> 4#include <asm-generic/scatterlist.h>
5
6struct scatterlist {
7#ifdef CONFIG_DEBUG_SG
8 unsigned long sg_magic;
9#endif
10 unsigned long page_link;
11 unsigned int offset;
12 dma_addr_t dma_address;
13 unsigned int length;
14};
15
16/*
17 * These macros should be used after a pci_map_sg call has been done
18 * to get bus addresses of each of the SG entries and their lengths.
19 * You should only work with the number of sg entries pci_map_sg
20 * returns, or alternatively stop on the first sg_dma_len(sg) which
21 * is 0.
22 */
23#define sg_dma_address(sg) ((sg)->dma_address)
24#define sg_dma_len(sg) ((sg)->length)
25 5
26#define ISA_DMA_THRESHOLD (0xffffffff) 6#define ISA_DMA_THRESHOLD (0xffffffff)
27 7