1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15 *
16 * Copyright (C) IBM Corporation, 2012
17 *
18 * Author: Anton Blanchard <anton@au.ibm.com>
19 */
20#ifndef _ASM_POWERPC_XOR_H
21#define _ASM_POWERPC_XOR_H
22
23#ifdef CONFIG_ALTIVEC
24
25#include <asm/cputable.h>
26
27void xor_altivec_2(unsigned long bytes, unsigned long *v1_in,
28		   unsigned long *v2_in);
29void xor_altivec_3(unsigned long bytes, unsigned long *v1_in,
30		   unsigned long *v2_in, unsigned long *v3_in);
31void xor_altivec_4(unsigned long bytes, unsigned long *v1_in,
32		   unsigned long *v2_in, unsigned long *v3_in,
33		   unsigned long *v4_in);
34void xor_altivec_5(unsigned long bytes, unsigned long *v1_in,
35		   unsigned long *v2_in, unsigned long *v3_in,
36		   unsigned long *v4_in, unsigned long *v5_in);
37
38static struct xor_block_template xor_block_altivec = {
39	.name = "altivec",
40	.do_2 = xor_altivec_2,
41	.do_3 = xor_altivec_3,
42	.do_4 = xor_altivec_4,
43	.do_5 = xor_altivec_5,
44};
45
46#define XOR_SPEED_ALTIVEC()				\
47	do {						\
48		if (cpu_has_feature(CPU_FTR_ALTIVEC))	\
49			xor_speed(&xor_block_altivec);	\
50	} while (0)
51#else
52#define XOR_SPEED_ALTIVEC()
53#endif
54
55/* Also try the generic routines. */
56#include <asm-generic/xor.h>
57
58#undef XOR_TRY_TEMPLATES
59#define XOR_TRY_TEMPLATES				\
60do {							\
61	xor_speed(&xor_block_8regs);			\
62	xor_speed(&xor_block_8regs_p);			\
63	xor_speed(&xor_block_32regs);			\
64	xor_speed(&xor_block_32regs_p);			\
65	XOR_SPEED_ALTIVEC();				\
66} while (0)
67
68#endif /* _ASM_POWERPC_XOR_H */
69