// SPDX-License-Identifier: GPL-2.0-or-later /* * The MORUS-1280 Authenticated-Encryption Algorithm * Glue for AVX2 implementation * * Copyright (c) 2016-2018 Ondrej Mosnacek <omosnacek@gmail.com> * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved. */ #include <crypto/internal/aead.h> #include <crypto/internal/simd.h> #include <crypto/morus1280_glue.h> #include <linux/module.h> #include <asm/fpu/api.h> #include <asm/cpu_device_id.h> asmlinkage void crypto_morus1280_avx2_init(void *state, const void *key, const void *iv); asmlinkage void crypto_morus1280_avx2_ad(void *state, const void *data, unsigned int length); asmlinkage void crypto_morus1280_avx2_enc(void *state, const void *src, void *dst, unsigned int length); asmlinkage void crypto_morus1280_avx2_dec(void *state, const void *src, void *dst, unsigned int length); asmlinkage void crypto_morus1280_avx2_enc_tail(void *state, const void *src, void *dst, unsigned int length); asmlinkage void crypto_morus1280_avx2_dec_tail(void *state, const void *src, void *dst, unsigned int length); asmlinkage void crypto_morus1280_avx2_final(void *state, void *tag_xor, u64 assoclen, u64 cryptlen); MORUS1280_DECLARE_ALG(avx2, "morus1280-avx2", 400); static struct simd_aead_alg *simd_alg; static int __init crypto_morus1280_avx2_module_init(void) { if (!boot_cpu_has(X86_FEATURE_AVX2) || !boot_cpu_has(X86_FEATURE_OSXSAVE) || !cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) return -ENODEV; return simd_register_aeads_compat(&crypto_morus1280_avx2_alg, 1, &simd_alg); } static void __exit crypto_morus1280_avx2_module_exit(void) { simd_unregister_aeads(&crypto_morus1280_avx2_alg, 1, &simd_alg); } module_init(crypto_morus1280_avx2_module_init); module_exit(crypto_morus1280_avx2_module_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Ondrej Mosnacek <omosnacek@gmail.com>"); MODULE_DESCRIPTION("MORUS-1280 AEAD algorithm -- AVX2 implementation"); MODULE_ALIAS_CRYPTO("morus1280"); MODULE_ALIAS_CRYPTO("morus1280-avx2");