LXR linux/include/linux/raid/xor.h

   1#ifndef _XOR_H
   2#define _XOR_H
   3
   4#include <linux/raid/md.h>
   5
   6#define MAX_XOR_BLOCKS 4
   7
   8extern void xor_blocks(unsigned int count, unsigned int bytes,
   9        void *dest, void **srcs);
  10
  11struct xor_block_template {
  12        struct xor_block_template *next;
  13        const char *name;
  14        int speed;
  15        void (*do_2)(unsigned long, unsigned long *, unsigned long *);
  16        void (*do_3)(unsigned long, unsigned long *, unsigned long *,
  17                     unsigned long *);
  18        void (*do_4)(unsigned long, unsigned long *, unsigned long *,
  19                     unsigned long *, unsigned long *);
  20        void (*do_5)(unsigned long, unsigned long *, unsigned long *,
  21                     unsigned long *, unsigned long *, unsigned long *);
  22};
  23
  24#endif
  25