scatterlist.h 381 B

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  1. #ifndef _ALPHA_SCATTERLIST_H
  2. #define _ALPHA_SCATTERLIST_H
  3. #include <asm/page.h>
  4. struct scatterlist {
  5. struct page *page;
  6. unsigned int offset;
  7. unsigned int length;
  8. dma_addr_t dma_address;
  9. __u32 dma_length;
  10. };
  11. #define sg_dma_address(sg) ((sg)->dma_address)
  12. #define sg_dma_len(sg) ((sg)->dma_length)
  13. #define ISA_DMA_THRESHOLD (~0UL)
  14. #endif /* !(_ALPHA_SCATTERLIST_H) */