xref: /openbmc/linux/include/linux/raid/xor.h (revision 297565aa)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _XOR_H
3 #define _XOR_H
4 
5 #define MAX_XOR_BLOCKS 4
6 
7 extern void xor_blocks(unsigned int count, unsigned int bytes,
8 	void *dest, void **srcs);
9 
10 struct xor_block_template {
11         struct xor_block_template *next;
12         const char *name;
13         int speed;
14 	void (*do_2)(unsigned long, unsigned long * __restrict,
15 		     const unsigned long * __restrict);
16 	void (*do_3)(unsigned long, unsigned long * __restrict,
17 		     const unsigned long * __restrict,
18 		     const unsigned long * __restrict);
19 	void (*do_4)(unsigned long, unsigned long * __restrict,
20 		     const unsigned long * __restrict,
21 		     const unsigned long * __restrict,
22 		     const unsigned long * __restrict);
23 	void (*do_5)(unsigned long, unsigned long * __restrict,
24 		     const unsigned long * __restrict,
25 		     const unsigned long * __restrict,
26 		     const unsigned long * __restrict,
27 		     const unsigned long * __restrict);
28 };
29 
30 #endif
31