projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| ef1313de AB |
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 | ||
| 27 | void xor_altivec_2(unsigned long bytes, unsigned long *v1_in, | |
| 28 | unsigned long *v2_in); | |
| 29 | void xor_altivec_3(unsigned long bytes, unsigned long *v1_in, | |
| 30 | unsigned long *v2_in, unsigned long *v3_in); | |
| 31 | void xor_altivec_4(unsigned long bytes, unsigned long *v1_in, | |
| 32 | unsigned long *v2_in, unsigned long *v3_in, | |
| 33 | unsigned long *v4_in); | |
| 34 | void 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 | ||
| 38 | static 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. */ | |
| 1da177e4 | 56 | #include <asm-generic/xor.h> |
| ef1313de AB |
57 | |
| 58 | #undef XOR_TRY_TEMPLATES | |
| 59 | #define XOR_TRY_TEMPLATES \ | |
| 60 | do { \ | |
| 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 */ |