include/asm-alpha/scatterlist.h

   1 #ifndef _ALPHA_SCATTERLIST_H
   2 #define _ALPHA_SCATTERLIST_H
   3
   4 #include <asm/page.h>
   5 #include <asm/types.h>
   6
   7 struct scatterlist {
   8         struct page *page;
   9         unsigned int offset;
  10
  11         unsigned int length;
  12
  13         dma_addr_t dma_address;
  14         __u32 dma_length;
  15 };
  16
  17 #define sg_dma_address(sg)      ((sg)->dma_address)
  18 #define sg_dma_len(sg)          ((sg)->dma_length)
  19
  20 #define ISA_DMA_THRESHOLD (~0UL)
  21
  22 #endif /* !(_ALPHA_SCATTERLIST_H) */