diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-20 07:07:56 +0300 |
commit | c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2 (patch) | |
tree | 8e80ed5601b4fb8880a2ca8e08802bc8b1f850bd /arch/arm/crypto | |
parent | Merge branch 'next' into for-linus (diff) | |
parent | Input: alps - fix a mismatch between a condition check and its comment (diff) | |
download | linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.tar.xz linux-dev-c39f2d9db0fd81ea20bb5cce9b3f082ca63753e2.zip |
Merge branch 'next' into for-linus
Prepare second round of input updates for 5.3 merge window.
Diffstat (limited to 'arch/arm/crypto')
23 files changed, 52 insertions, 115 deletions
diff --git a/arch/arm/crypto/aes-ce-core.S b/arch/arm/crypto/aes-ce-core.S index bc53bcaa772e..caac519d6249 100644 --- a/arch/arm/crypto/aes-ce-core.S +++ b/arch/arm/crypto/aes-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * aes-ce-core.S - AES in CBC/CTR/XTS mode using ARMv8 Crypto Extensions * * Copyright (C) 2015 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/linkage.h> diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c index 5affb8482379..620aacf0d128 100644 --- a/arch/arm/crypto/aes-ce-glue.c +++ b/arch/arm/crypto/aes-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * aes-ce-glue.c - wrapper code for ARMv8 AES * * Copyright (C) 2015 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 <asm/hwcap.h> diff --git a/arch/arm/crypto/aes-cipher-core.S b/arch/arm/crypto/aes-cipher-core.S index f2d67c095e59..4460ed05d6ff 100644 --- a/arch/arm/crypto/aes-cipher-core.S +++ b/arch/arm/crypto/aes-cipher-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <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/linkage.h> diff --git a/arch/arm/crypto/aes-cipher-glue.c b/arch/arm/crypto/aes-cipher-glue.c index c222f6e072ad..128d0a1ac068 100644 --- a/arch/arm/crypto/aes-cipher-glue.c +++ b/arch/arm/crypto/aes-cipher-glue.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Scalar AES core transform * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <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 <crypto/aes.h> diff --git a/arch/arm/crypto/aes-neonbs-core.S b/arch/arm/crypto/aes-neonbs-core.S index 2b625c6d4712..d3eab76b6e1b 100644 --- a/arch/arm/crypto/aes-neonbs-core.S +++ b/arch/arm/crypto/aes-neonbs-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Bit sliced AES using NEON instructions * * Copyright (C) 2017 Linaro Ltd. * Author: Ard Biesheuvel <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. */ /* diff --git a/arch/arm/crypto/aes-neonbs-glue.c b/arch/arm/crypto/aes-neonbs-glue.c index 07e31941dc67..bd0bee9c8f7b 100644 --- a/arch/arm/crypto/aes-neonbs-glue.c +++ b/arch/arm/crypto/aes-neonbs-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Bit sliced AES using NEON instructions * * Copyright (C) 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 <asm/neon.h> @@ -278,6 +275,8 @@ static int __xts_crypt(struct skcipher_request *req, int err; err = skcipher_walk_virt(&walk, req, true); + if (err) + return err; crypto_cipher_encrypt_one(ctx->tweak_tfm, walk.iv, walk.iv); diff --git a/arch/arm/crypto/chacha-neon-glue.c b/arch/arm/crypto/chacha-neon-glue.c index 9d6fda81986d..48a89537b828 100644 --- a/arch/arm/crypto/chacha-neon-glue.c +++ b/arch/arm/crypto/chacha-neon-glue.c @@ -21,6 +21,7 @@ #include <crypto/algapi.h> #include <crypto/chacha.h> +#include <crypto/internal/simd.h> #include <crypto/internal/skcipher.h> #include <linux/kernel.h> #include <linux/module.h> @@ -93,7 +94,7 @@ static int chacha_neon(struct skcipher_request *req) struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); struct chacha_ctx *ctx = crypto_skcipher_ctx(tfm); - if (req->cryptlen <= CHACHA_BLOCK_SIZE || !may_use_simd()) + if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable()) return crypto_chacha_crypt(req); return chacha_neon_stream_xor(req, ctx, req->iv); @@ -107,7 +108,7 @@ static int xchacha_neon(struct skcipher_request *req) u32 state[16]; u8 real_iv[16]; - if (req->cryptlen <= CHACHA_BLOCK_SIZE || !may_use_simd()) + if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable()) return crypto_xchacha_crypt(req); crypto_chacha_init(state, ctx, req->iv); diff --git a/arch/arm/crypto/crc32-ce-glue.c b/arch/arm/crypto/crc32-ce-glue.c index cd9e93b46c2d..95592499b9bd 100644 --- a/arch/arm/crypto/crc32-ce-glue.c +++ b/arch/arm/crypto/crc32-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC32(C) using ARM CRC, NEON and Crypto Extensions instructions * * Copyright (C) 2016 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/hwcap.h> #include <asm/neon.h> @@ -113,7 +111,7 @@ static int crc32_pmull_update(struct shash_desc *desc, const u8 *data, u32 *crc = shash_desc_ctx(desc); unsigned int l; - if (may_use_simd()) { + if (crypto_simd_usable()) { if ((u32)data % SCALE_F) { l = min_t(u32, length, SCALE_F - ((u32)data % SCALE_F)); @@ -147,7 +145,7 @@ static int crc32c_pmull_update(struct shash_desc *desc, const u8 *data, u32 *crc = shash_desc_ctx(desc); unsigned int l; - if (may_use_simd()) { + if (crypto_simd_usable()) { if ((u32)data % SCALE_F) { l = min_t(u32, length, SCALE_F - ((u32)data % SCALE_F)); diff --git a/arch/arm/crypto/crct10dif-ce-glue.c b/arch/arm/crypto/crct10dif-ce-glue.c index 3d6b800b8396..e9191a8c87b9 100644 --- a/arch/arm/crypto/crct10dif-ce-glue.c +++ b/arch/arm/crypto/crct10dif-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated CRC-T10DIF using ARM NEON and Crypto Extensions instructions * * Copyright (C) 2016 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/crc-t10dif.h> @@ -15,6 +12,7 @@ #include <linux/string.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <asm/neon.h> #include <asm/simd.h> @@ -36,7 +34,7 @@ static int crct10dif_update(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(*crc, data, length); kernel_neon_end(); diff --git a/arch/arm/crypto/ghash-ce-core.S b/arch/arm/crypto/ghash-ce-core.S index 406009afa9cf..c47fe81abcb0 100644 --- a/arch/arm/crypto/ghash-ce-core.S +++ b/arch/arm/crypto/ghash-ce-core.S @@ -1,11 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Accelerated GHASH implementation with NEON/ARMv8 vmull.p8/64 instructions. * * Copyright (C) 2015 - 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/linkage.h> diff --git a/arch/arm/crypto/ghash-ce-glue.c b/arch/arm/crypto/ghash-ce-glue.c index b7d30b6cf49c..52d472a050e6 100644 --- a/arch/arm/crypto/ghash-ce-glue.c +++ b/arch/arm/crypto/ghash-ce-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Accelerated GHASH implementation with ARMv8 vmull.p64 instructions. * * Copyright (C) 2015 - 2018 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 <asm/hwcap.h> @@ -14,6 +11,7 @@ #include <asm/unaligned.h> #include <crypto/cryptd.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/gf128mul.h> #include <linux/cpufeature.h> #include <linux/crypto.h> @@ -185,7 +183,6 @@ static int ghash_async_init(struct ahash_request *req) struct crypto_shash *child = cryptd_ahash_child(cryptd_tfm); desc->tfm = child; - desc->flags = req->base.flags; return crypto_shash_init(desc); } @@ -196,7 +193,7 @@ static int ghash_async_update(struct ahash_request *req) struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; - if (!may_use_simd() || + if (!crypto_simd_usable() || (in_atomic() && cryptd_ahash_queued(cryptd_tfm))) { memcpy(cryptd_req, req, sizeof(*req)); ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); @@ -214,7 +211,7 @@ static int ghash_async_final(struct ahash_request *req) struct ghash_async_ctx *ctx = crypto_ahash_ctx(tfm); struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; - if (!may_use_simd() || + if (!crypto_simd_usable() || (in_atomic() && cryptd_ahash_queued(cryptd_tfm))) { memcpy(cryptd_req, req, sizeof(*req)); ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); @@ -232,7 +229,7 @@ static int ghash_async_digest(struct ahash_request *req) struct ahash_request *cryptd_req = ahash_request_ctx(req); struct cryptd_ahash *cryptd_tfm = ctx->cryptd_tfm; - if (!may_use_simd() || + if (!crypto_simd_usable() || (in_atomic() && cryptd_ahash_queued(cryptd_tfm))) { memcpy(cryptd_req, req, sizeof(*req)); ahash_request_set_tfm(cryptd_req, &cryptd_tfm->base); @@ -242,7 +239,6 @@ static int ghash_async_digest(struct ahash_request *req) struct crypto_shash *child = cryptd_ahash_child(cryptd_tfm); desc->tfm = child; - desc->flags = req->base.flags; return shash_ahash_digest(req, desc); } } @@ -255,7 +251,6 @@ static int ghash_async_import(struct ahash_request *req, const void *in) struct shash_desc *desc = cryptd_shash_desc(cryptd_req); desc->tfm = cryptd_ahash_child(ctx->cryptd_tfm); - desc->flags = req->base.flags; return crypto_shash_import(desc, in); } diff --git a/arch/arm/crypto/nhpoly1305-neon-glue.c b/arch/arm/crypto/nhpoly1305-neon-glue.c index 49aae87cb2bc..ae5aefc44a4d 100644 --- a/arch/arm/crypto/nhpoly1305-neon-glue.c +++ b/arch/arm/crypto/nhpoly1305-neon-glue.c @@ -9,6 +9,7 @@ #include <asm/neon.h> #include <asm/simd.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/nhpoly1305.h> #include <linux/module.h> @@ -25,7 +26,7 @@ static void _nh_neon(const u32 *key, const u8 *message, size_t message_len, static int nhpoly1305_neon_update(struct shash_desc *desc, const u8 *src, unsigned int srclen) { - if (srclen < 64 || !may_use_simd()) + if (srclen < 64 || !crypto_simd_usable()) return crypto_nhpoly1305_update(desc, src, srclen); do { diff --git a/arch/arm/crypto/sha1-armv7-neon.S b/arch/arm/crypto/sha1-armv7-neon.S index 2468fade49cf..28d816a6a530 100644 --- a/arch/arm/crypto/sha1-armv7-neon.S +++ b/arch/arm/crypto/sha1-armv7-neon.S @@ -1,11 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* sha1-armv7-neon.S - ARM/NEON accelerated SHA-1 transform function * * Copyright © 2013-2014 Jussi Kivilinna <jussi.kivilinna@iki.fi> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. */ #include <linux/linkage.h> diff --git a/arch/arm/crypto/sha1-ce-core.S b/arch/arm/crypto/sha1-ce-core.S index b623f51ccbcf..49a74a441aec 100644 --- a/arch/arm/crypto/sha1-ce-core.S +++ b/arch/arm/crypto/sha1-ce-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha1-ce-core.S - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd. * Author: Ard Biesheuvel <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/linkage.h> diff --git a/arch/arm/crypto/sha1-ce-glue.c b/arch/arm/crypto/sha1-ce-glue.c index b732522e20f8..e79b1fb4b4dc 100644 --- a/arch/arm/crypto/sha1-ce-glue.c +++ b/arch/arm/crypto/sha1-ce-glue.c @@ -1,14 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha1-ce-glue.c - SHA-1 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 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 <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/sha.h> #include <crypto/sha1_base.h> #include <linux/cpufeature.h> @@ -33,7 +31,7 @@ static int sha1_ce_update(struct shash_desc *desc, const u8 *data, { struct sha1_state *sctx = shash_desc_ctx(desc); - if (!may_use_simd() || + if (!crypto_simd_usable() || (sctx->count % SHA1_BLOCK_SIZE) + len < SHA1_BLOCK_SIZE) return sha1_update_arm(desc, data, len); @@ -47,7 +45,7 @@ static int sha1_ce_update(struct shash_desc *desc, const u8 *data, static int sha1_ce_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!may_use_simd()) + if (!crypto_simd_usable()) return sha1_finup_arm(desc, data, len, out); kernel_neon_begin(); diff --git a/arch/arm/crypto/sha1_glue.c b/arch/arm/crypto/sha1_glue.c index 98ab8239f919..c80b0ebfd02f 100644 --- a/arch/arm/crypto/sha1_glue.c +++ b/arch/arm/crypto/sha1_glue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Cryptographic API. * Glue code for the SHA1 Secure Hash Algorithm assembler implementation @@ -8,12 +9,6 @@ * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk> * Copyright (c) Jean-Francois Dive <jef@linuxbe.org> * Copyright (c) Mathias Krause <minipli@googlemail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha1_neon_glue.c b/arch/arm/crypto/sha1_neon_glue.c index d15e0ea2c95e..2c3627334335 100644 --- a/arch/arm/crypto/sha1_neon_glue.c +++ b/arch/arm/crypto/sha1_neon_glue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Glue code for the SHA1 Secure Hash Algorithm assembler implementation using * ARM NEON instructions. @@ -10,15 +11,10 @@ * Copyright (c) Jean-Francois Dive <jef@linuxbe.org> * Copyright (c) Mathias Krause <minipli@googlemail.com> * Copyright (c) Chandramouli Narayanan <mouli@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <linux/init.h> #include <linux/module.h> #include <linux/mm.h> @@ -39,7 +35,7 @@ static int sha1_neon_update(struct shash_desc *desc, const u8 *data, { struct sha1_state *sctx = shash_desc_ctx(desc); - if (!may_use_simd() || + if (!crypto_simd_usable() || (sctx->count % SHA1_BLOCK_SIZE) + len < SHA1_BLOCK_SIZE) return sha1_update_arm(desc, data, len); @@ -54,7 +50,7 @@ static int sha1_neon_update(struct shash_desc *desc, const u8 *data, static int sha1_neon_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!may_use_simd()) + if (!crypto_simd_usable()) return sha1_finup_arm(desc, data, len, out); kernel_neon_begin(); diff --git a/arch/arm/crypto/sha2-ce-core.S b/arch/arm/crypto/sha2-ce-core.S index 87ec11a5f405..4ad517577e23 100644 --- a/arch/arm/crypto/sha2-ce-core.S +++ b/arch/arm/crypto/sha2-ce-core.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * sha2-ce-core.S - SHA-224/256 secure hash using ARMv8 Crypto Extensions * * Copyright (C) 2015 Linaro Ltd. * Author: Ard Biesheuvel <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/linkage.h> diff --git a/arch/arm/crypto/sha2-ce-glue.c b/arch/arm/crypto/sha2-ce-glue.c index 1211a5c129fc..87f0b62386c6 100644 --- a/arch/arm/crypto/sha2-ce-glue.c +++ b/arch/arm/crypto/sha2-ce-glue.c @@ -1,14 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha2-ce-glue.c - SHA-224/SHA-256 using ARMv8 Crypto Extensions * * Copyright (C) 2015 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 <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/sha.h> #include <crypto/sha256_base.h> #include <linux/cpufeature.h> @@ -34,7 +32,7 @@ static int sha2_ce_update(struct shash_desc *desc, const u8 *data, { struct sha256_state *sctx = shash_desc_ctx(desc); - if (!may_use_simd() || + if (!crypto_simd_usable() || (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE) return crypto_sha256_arm_update(desc, data, len); @@ -49,7 +47,7 @@ static int sha2_ce_update(struct shash_desc *desc, const u8 *data, static int sha2_ce_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!may_use_simd()) + if (!crypto_simd_usable()) return crypto_sha256_arm_finup(desc, data, len, out); kernel_neon_begin(); diff --git a/arch/arm/crypto/sha256_glue.c b/arch/arm/crypto/sha256_glue.c index 0ae900e778f3..70efa9656bff 100644 --- a/arch/arm/crypto/sha256_glue.c +++ b/arch/arm/crypto/sha256_glue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Glue code for the SHA256 Secure Hash Algorithm assembly implementation * using optimized ARM assembler and NEON instructions. @@ -7,12 +8,6 @@ * This file is based on sha256_ssse3_glue.c: * Copyright (C) 2013 Intel Corporation * Author: Tim Chen <tim.c.chen@linux.intel.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha256_neon_glue.c b/arch/arm/crypto/sha256_neon_glue.c index 1d82c6cd31a4..a7ce38a36006 100644 --- a/arch/arm/crypto/sha256_neon_glue.c +++ b/arch/arm/crypto/sha256_neon_glue.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Glue code for the SHA256 Secure Hash Algorithm assembly implementation * using NEON instructions. @@ -6,15 +7,10 @@ * * This file is based on sha512_neon_glue.c: * Copyright © 2014 Jussi Kivilinna <jussi.kivilinna@iki.fi> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * */ #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <linux/cryptohash.h> #include <linux/types.h> #include <linux/string.h> @@ -34,7 +30,7 @@ static int sha256_update(struct shash_desc *desc, const u8 *data, { struct sha256_state *sctx = shash_desc_ctx(desc); - if (!may_use_simd() || + if (!crypto_simd_usable() || (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE) return crypto_sha256_arm_update(desc, data, len); @@ -49,7 +45,7 @@ static int sha256_update(struct shash_desc *desc, const u8 *data, static int sha256_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!may_use_simd()) + if (!crypto_simd_usable()) return crypto_sha256_arm_finup(desc, data, len, out); kernel_neon_begin(); diff --git a/arch/arm/crypto/sha512-glue.c b/arch/arm/crypto/sha512-glue.c index 86540cd4a6fa..232eeab1ec37 100644 --- a/arch/arm/crypto/sha512-glue.c +++ b/arch/arm/crypto/sha512-glue.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha512-glue.c - accelerated SHA-384/512 for ARM * * Copyright (C) 2015 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 <crypto/internal/hash.h> diff --git a/arch/arm/crypto/sha512-neon-glue.c b/arch/arm/crypto/sha512-neon-glue.c index 8a5642b41fd6..96cb94403540 100644 --- a/arch/arm/crypto/sha512-neon-glue.c +++ b/arch/arm/crypto/sha512-neon-glue.c @@ -1,14 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sha512-neon-glue.c - accelerated SHA-384/512 for ARM NEON * * Copyright (C) 2015 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 <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/sha.h> #include <crypto/sha512_base.h> #include <linux/crypto.h> @@ -30,7 +28,7 @@ static int sha512_neon_update(struct shash_desc *desc, const u8 *data, { struct sha512_state *sctx = shash_desc_ctx(desc); - if (!may_use_simd() || + if (!crypto_simd_usable() || (sctx->count[0] % SHA512_BLOCK_SIZE) + len < SHA512_BLOCK_SIZE) return sha512_arm_update(desc, data, len); @@ -45,7 +43,7 @@ static int sha512_neon_update(struct shash_desc *desc, const u8 *data, static int sha512_neon_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!may_use_simd()) + if (!crypto_simd_usable()) return sha512_arm_finup(desc, data, len, out); kernel_neon_begin(); |