1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 |
- // 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_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);
- 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_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();
- }
|