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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /crypto/aegis128-neon.c | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'crypto/aegis128-neon.c')
-rw-r--r-- | crypto/aegis128-neon.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/crypto/aegis128-neon.c b/crypto/aegis128-neon.c new file mode 100644 index 000000000..8271b1fa0 --- /dev/null +++ b/crypto/aegis128-neon.c @@ -0,0 +1,70 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2019 Linaro Ltd <ard.biesheuvel@linaro.org> + */ + +#include <asm/cpufeature.h> +#include <asm/neon.h> + +#include "aegis.h" + +void crypto_aegis128_init_neon(void *state, const void *key, const void *iv); +void crypto_aegis128_update_neon(void *state, const void *msg); +void crypto_aegis128_encrypt_chunk_neon(void *state, void *dst, const void *src, + unsigned int size); +void crypto_aegis128_decrypt_chunk_neon(void *state, void *dst, const void *src, + unsigned int size); +void crypto_aegis128_final_neon(void *state, void *tag_xor, uint64_t assoclen, + uint64_t cryptlen); + +int aegis128_have_aes_insn __ro_after_init; + +bool crypto_aegis128_have_simd(void) +{ + if (cpu_have_feature(cpu_feature(AES))) { + aegis128_have_aes_insn = 1; + return true; + } + return IS_ENABLED(CONFIG_ARM64); +} + +void crypto_aegis128_init_simd(union aegis_block *state, + const union aegis_block *key, + const u8 *iv) +{ + kernel_neon_begin(); + crypto_aegis128_init_neon(state, key, iv); + kernel_neon_end(); +} + +void crypto_aegis128_update_simd(union aegis_block *state, const void *msg) +{ + kernel_neon_begin(); + crypto_aegis128_update_neon(state, msg); + kernel_neon_end(); +} + +void crypto_aegis128_encrypt_chunk_simd(union aegis_block *state, u8 *dst, + const u8 *src, unsigned int size) +{ + kernel_neon_begin(); + crypto_aegis128_encrypt_chunk_neon(state, dst, src, size); + kernel_neon_end(); +} + +void crypto_aegis128_decrypt_chunk_simd(union aegis_block *state, u8 *dst, + const u8 *src, unsigned int size) +{ + kernel_neon_begin(); + crypto_aegis128_decrypt_chunk_neon(state, dst, src, size); + kernel_neon_end(); +} + +void crypto_aegis128_final_simd(union aegis_block *state, + union aegis_block *tag_xor, + u64 assoclen, u64 cryptlen) +{ + kernel_neon_begin(); + crypto_aegis128_final_neon(state, tag_xor, assoclen, cryptlen); + kernel_neon_end(); +} |