1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
// 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();
}
|
