arch/m68k/include/asm/scatterlist.h

   1 #ifndef _M68K_SCATTERLIST_H
   2 #define _M68K_SCATTERLIST_H
   3
   4 #include <linux/types.h>
   5
   6 struct scatterlist {
   7 #ifdef CONFIG_DEBUG_SG
   8         unsigned long sg_magic;
   9 #endif
  10         unsigned long page_link;
  11         unsigned int offset;
  12         unsigned int length;
  13
  14         dma_addr_t dma_address; /* A place to hang host-specific addresses at. */
  15 };
  16
  17 /* This is bogus and should go away. */
  18 #define ISA_DMA_THRESHOLD (0x00ffffff)
  19
  20 #define sg_dma_address(sg)      ((sg)->dma_address)
  21 #define sg_dma_len(sg)          ((sg)->length)
  22
  23 #endif /* !(_M68K_SCATTERLIST_H) */