1 #ifndef _ASMARM_SCATTERLIST_H
2 #define _ASMARM_SCATTERLIST_H
4 #include <asm/memory.h>
8 struct page
*page
; /* buffer page */
9 unsigned int offset
; /* buffer offset */
10 dma_addr_t dma_address
; /* dma address */
11 unsigned int length
; /* length */
15 * These macros should be used after a pci_map_sg call has been done
16 * to get bus addresses of each of the SG entries and their lengths.
17 * You should only work with the number of sg entries pci_map_sg
18 * returns, or alternatively stop on the first sg_dma_len(sg) which
21 #define sg_dma_address(sg) ((sg)->dma_address)
22 #define sg_dma_len(sg) ((sg)->length)
24 #endif /* _ASMARM_SCATTERLIST_H */
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