avr32: use asm-generic/scatterlist.h
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Haavard Skinnemoen <hskinnemoen@atmel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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#ifndef __ASM_AVR32_SCATTERLIST_H
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#define __ASM_AVR32_SCATTERLIST_H
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#include <asm/types.h>
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struct scatterlist {
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#ifdef CONFIG_DEBUG_SG
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unsigned long sg_magic;
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#endif
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unsigned long page_link;
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unsigned int offset;
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dma_addr_t dma_address;
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unsigned int length;
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};
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/* These macros should be used after a pci_map_sg call has been done
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* to get bus addresses of each of the SG entries and their lengths.
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* You should only work with the number of sg entries pci_map_sg
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* returns.
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*/
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#define sg_dma_address(sg) ((sg)->dma_address)
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#define sg_dma_len(sg) ((sg)->length)
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#include <asm-generic/scatterlist.h>
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#define ISA_DMA_THRESHOLD (0xffffffff)
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