root/lib/raid/raid6/powerpc/pq_arch.h
/* SPDX-License-Identifier: GPL-2.0-or-later */

#include <asm/cputable.h>

extern const struct raid6_calls raid6_altivec1;
extern const struct raid6_calls raid6_altivec2;
extern const struct raid6_calls raid6_altivec4;
extern const struct raid6_calls raid6_altivec8;
extern const struct raid6_calls raid6_vpermxor1;
extern const struct raid6_calls raid6_vpermxor2;
extern const struct raid6_calls raid6_vpermxor4;
extern const struct raid6_calls raid6_vpermxor8;

static __always_inline void __init arch_raid6_init(void)
{
        raid6_algo_add_default();

        /* This assumes either all CPUs have Altivec or none does */
        if (cpu_has_feature(CPU_FTR_ALTIVEC)) {
                raid6_algo_add(&raid6_altivec1);
                raid6_algo_add(&raid6_altivec2);
                raid6_algo_add(&raid6_altivec4);
                raid6_algo_add(&raid6_altivec8);
        }
        if (cpu_has_feature(CPU_FTR_ALTIVEC_COMP) &&
            cpu_has_feature(CPU_FTR_ARCH_207S)) {
                raid6_algo_add(&raid6_vpermxor1);
                raid6_algo_add(&raid6_vpermxor2);
                raid6_algo_add(&raid6_vpermxor4);
                raid6_algo_add(&raid6_vpermxor8);
        }
}