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27 lines
495 B
27 lines
495 B
#ifndef _SPARC_SCATTERLIST_H
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#define _SPARC_SCATTERLIST_H
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#include <asm/page.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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unsigned int length;
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dma_addr_t dma_address;
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__u32 dma_length;
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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)->dma_length)
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#define ISA_DMA_THRESHOLD (~0UL)
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#define ARCH_HAS_SG_CHAIN
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#endif /* !(_SPARC_SCATTERLIST_H) */
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