arch/s390/include/asm/scatterlist.h

   1 #ifndef _ASMS390_SCATTERLIST_H
   2 #define _ASMS390_SCATTERLIST_H
   3
   4 struct scatterlist {
   5 #ifdef CONFIG_DEBUG_SG
   6     unsigned long sg_magic;
   7 #endif
   8     unsigned long page_link;
   9     unsigned int offset;
  10     unsigned int length;
  11 };
  12
  13 #ifdef __s390x__
  14 #define ISA_DMA_THRESHOLD (0xffffffffffffffffUL)
  15 #else
  16 #define ISA_DMA_THRESHOLD (0xffffffffUL)
  17 #endif
  18
  19 #endif /* _ASMS390X_SCATTERLIST_H */