diff options
Diffstat (limited to 'arch/arm64/crypto/crct10dif-ce-glue.c')
-rw-r--r-- | arch/arm64/crypto/crct10dif-ce-glue.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/arch/arm64/crypto/crct10dif-ce-glue.c b/arch/arm64/crypto/crct10dif-ce-glue.c index dd325829ee44..ccc3f6067742 100644 --- a/arch/arm64/crypto/crct10dif-ce-glue.c +++ b/arch/arm64/crypto/crct10dif-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC-T10DIF using arm64 NEON and Crypto Extensions instructions * * Copyright (C) 2016 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/cpufeature.h> @@ -16,6 +13,7 @@ #include <linux/string.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <asm/neon.h> #include <asm/simd.h> @@ -38,7 +36,7 @@ static int crct10dif_update_pmull_p8(struct shash_desc *desc, const u8 *data, { u16 *crc = shash_desc_ctx(desc); - if (length >= CRC_T10DIF_PMULL_CHUNK_SIZE && may_use_simd()) { + if (length >= CRC_T10DIF_PMULL_CHUNK_SIZE && crypto_simd_usable()) { kernel_neon_begin(); *crc = crc_t10dif_pmull_p8(*crc, data, length); kernel_neon_end(); @@ -54,7 +52,7 @@ static int crct10dif_update_pmull_p64(struct shash_desc *desc, const u8 *data, { u16 *crc = shash_desc_ctx(desc); - if (length >= CRC_T10DIF_PMULL_CHUNK_SIZE && may_use_simd()) { + if (length >= CRC_T10DIF_PMULL_CHUNK_SIZE && crypto_simd_usable()) { kernel_neon_begin(); *crc = crc_t10dif_pmull_p64(*crc, data, length); kernel_neon_end(); @@ -101,7 +99,7 @@ static struct shash_alg crc_t10dif_alg[] = {{ static int __init crc_t10dif_mod_init(void) { - if (elf_hwcap & HWCAP_PMULL) + if (cpu_have_named_feature(PMULL)) return crypto_register_shashes(crc_t10dif_alg, ARRAY_SIZE(crc_t10dif_alg)); else @@ -111,7 +109,7 @@ static int __init crc_t10dif_mod_init(void) static void __exit crc_t10dif_mod_exit(void) { - if (elf_hwcap & HWCAP_PMULL) + if (cpu_have_named_feature(PMULL)) crypto_unregister_shashes(crc_t10dif_alg, ARRAY_SIZE(crc_t10dif_alg)); else |