include/asm/xor.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  *
0004  * Copyright (C) IBM Corporation, 2012
0005  *
0006  * Author: Anton Blanchard <anton@au.ibm.com>
0007  */
0008 #ifndef _ASM_POWERPC_XOR_H
0009 #define _ASM_POWERPC_XOR_H
0010
0011 #ifdef CONFIG_ALTIVEC
0012
0013 #include <asm/cputable.h>
0014 #include <asm/cpu_has_feature.h>
0015 #include <asm/xor_altivec.h>
0016
0017 static struct xor_block_template xor_block_altivec = {
0018     .name = "altivec",
0019     .do_2 = xor_altivec_2,
0020     .do_3 = xor_altivec_3,
0021     .do_4 = xor_altivec_4,
0022     .do_5 = xor_altivec_5,
0023 };
0024
0025 #define XOR_SPEED_ALTIVEC()             \
0026     do {                        \
0027         if (cpu_has_feature(CPU_FTR_ALTIVEC))   \
0028             xor_speed(&xor_block_altivec);  \
0029     } while (0)
0030 #else
0031 #define XOR_SPEED_ALTIVEC()
0032 #endif
0033
0034 /* Also try the generic routines. */
0035 #include <asm-generic/xor.h>
0036
0037 #undef XOR_TRY_TEMPLATES
0038 #define XOR_TRY_TEMPLATES               \
0039 do {                            \
0040     xor_speed(&xor_block_8regs);            \
0041     xor_speed(&xor_block_8regs_p);          \
0042     xor_speed(&xor_block_32regs);           \
0043     xor_speed(&xor_block_32regs_p);         \
0044     XOR_SPEED_ALTIVEC();                \
0045 } while (0)
0046
0047 #endif /* _ASM_POWERPC_XOR_H */