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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> | |
b92a226e | 26 | #include <asm/cpu_has_feature.h> |
ef1313de AB |
27 | |
28 | void xor_altivec_2(unsigned long bytes, unsigned long *v1_in, | |
29 | unsigned long *v2_in); | |
30 | void xor_altivec_3(unsigned long bytes, unsigned long *v1_in, | |
31 | unsigned long *v2_in, unsigned long *v3_in); | |
32 | void xor_altivec_4(unsigned long bytes, unsigned long *v1_in, | |
33 | unsigned long *v2_in, unsigned long *v3_in, | |
34 | unsigned long *v4_in); | |
35 | void xor_altivec_5(unsigned long bytes, unsigned long *v1_in, | |
36 | unsigned long *v2_in, unsigned long *v3_in, | |
37 | unsigned long *v4_in, unsigned long *v5_in); | |
38 | ||
39 | static struct xor_block_template xor_block_altivec = { | |
40 | .name = "altivec", | |
41 | .do_2 = xor_altivec_2, | |
42 | .do_3 = xor_altivec_3, | |
43 | .do_4 = xor_altivec_4, | |
44 | .do_5 = xor_altivec_5, | |
45 | }; | |
46 | ||
47 | #define XOR_SPEED_ALTIVEC() \ | |
48 | do { \ | |
49 | if (cpu_has_feature(CPU_FTR_ALTIVEC)) \ | |
50 | xor_speed(&xor_block_altivec); \ | |
51 | } while (0) | |
52 | #else | |
53 | #define XOR_SPEED_ALTIVEC() | |
54 | #endif | |
55 | ||
56 | /* Also try the generic routines. */ | |
1da177e4 | 57 | #include <asm-generic/xor.h> |
ef1313de AB |
58 | |
59 | #undef XOR_TRY_TEMPLATES | |
60 | #define XOR_TRY_TEMPLATES \ | |
61 | do { \ | |
62 | xor_speed(&xor_block_8regs); \ | |
63 | xor_speed(&xor_block_8regs_p); \ | |
64 | xor_speed(&xor_block_32regs); \ | |
65 | xor_speed(&xor_block_32regs_p); \ | |
66 | XOR_SPEED_ALTIVEC(); \ | |
67 | } while (0) | |
68 | ||
69 | #endif /* _ASM_POWERPC_XOR_H */ |