tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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#include <asm/cpu_has_feature.h>
27#include <asm/xor_altivec.h>
28
29static struct xor_block_template xor_block_altivec = {
30 .name = "altivec",
31 .do_2 = xor_altivec_2,
32 .do_3 = xor_altivec_3,
33 .do_4 = xor_altivec_4,
34 .do_5 = xor_altivec_5,
35};
36
37#define XOR_SPEED_ALTIVEC() \
38 do { \
39 if (cpu_has_feature(CPU_FTR_ALTIVEC)) \
40 xor_speed(&xor_block_altivec); \
41 } while (0)
42#else
43#define XOR_SPEED_ALTIVEC()
44#endif
45
46/* Also try the generic routines. */
47#include <asm-generic/xor.h>
48
49#undef XOR_TRY_TEMPLATES
50#define XOR_TRY_TEMPLATES \
51do { \
52 xor_speed(&xor_block_8regs); \
53 xor_speed(&xor_block_8regs_p); \
54 xor_speed(&xor_block_32regs); \
55 xor_speed(&xor_block_32regs_p); \
56 XOR_SPEED_ALTIVEC(); \
57} while (0)
58
59#endif /* _ASM_POWERPC_XOR_H */