LXR linux/arch/powerpc/include/asm/xor.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 *
   4 * Copyright (C) IBM Corporation, 2012
   5 *
   6 * Author: Anton Blanchard <anton@au.ibm.com>
   7 */
   8#ifndef _ASM_POWERPC_XOR_H
   9#define _ASM_POWERPC_XOR_H
  10
  11#ifdef CONFIG_ALTIVEC
  12
  13#include <asm/cputable.h>
  14#include <asm/cpu_has_feature.h>
  15#include <asm/xor_altivec.h>
  16
  17static struct xor_block_template xor_block_altivec = {
  18        .name = "altivec",
  19        .do_2 = xor_altivec_2,
  20        .do_3 = xor_altivec_3,
  21        .do_4 = xor_altivec_4,
  22        .do_5 = xor_altivec_5,
  23};
  24
  25#define XOR_SPEED_ALTIVEC()                             \
  26        do {                                            \
  27                if (cpu_has_feature(CPU_FTR_ALTIVEC))   \
  28                        xor_speed(&xor_block_altivec);  \
  29        } while (0)
  30#else
  31#define XOR_SPEED_ALTIVEC()
  32#endif
  33
  34/* Also try the generic routines. */
  35#include <asm-generic/xor.h>
  36
  37#undef XOR_TRY_TEMPLATES
  38#define XOR_TRY_TEMPLATES                               \
  39do {                                                    \
  40        xor_speed(&xor_block_8regs);                    \
  41        xor_speed(&xor_block_8regs_p);                  \
  42        xor_speed(&xor_block_32regs);                   \
  43        xor_speed(&xor_block_32regs_p);                 \
  44        XOR_SPEED_ALTIVEC();                            \
  45} while (0)
  46
  47#endif /* _ASM_POWERPC_XOR_H */
  48