| Anton Blanchard | ef1313d | 2013-10-14 21:03:58 +1100 | [diff] [blame] | 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> |
| Kevin Hao | b92a226 | 2016-07-23 14:42:40 +0530 | [diff] [blame] | 26 | #include <asm/cpu_has_feature.h> |
| Anton Blanchard | ef1313d | 2013-10-14 21:03:58 +1100 | [diff] [blame] | 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. */ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | #include <asm-generic/xor.h> |
| Anton Blanchard | ef1313d | 2013-10-14 21:03:58 +1100 | [diff] [blame] | 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 */ |