linux/arch/x86/crypto/aria-avx.h
Taehee Yoo c970d42001 crypto: x86/aria - implement aria-avx512
aria-avx512 implementation uses AVX512 and GFNI.
It supports 64way parallel processing.
So, byteslicing code is changed to support 64way parallel.
And it exports some aria-avx2 functions such as encrypt() and decrypt().

AVX and AVX2 have 16 registers.
They should use memory to store/load state because of lack of registers.
But AVX512 supports 32 registers.
So, it doesn't require store/load in the s-box layer.
It means that it can reduce overhead of store/load in the s-box layer.
Also code become much simpler.

Benchmark with modprobe tcrypt mode=610 num_mb=8192, i3-12100:

ARIA-AVX512(128bit and 256bit)
    testing speed of multibuffer ecb(aria) (ecb-aria-avx512) encryption
tcrypt: 1 operation in 1504 cycles (1024 bytes)
tcrypt: 1 operation in 4595 cycles (4096 bytes)
tcrypt: 1 operation in 1763 cycles (1024 bytes)
tcrypt: 1 operation in 5540 cycles (4096 bytes)
    testing speed of multibuffer ecb(aria) (ecb-aria-avx512) decryption
tcrypt: 1 operation in 1502 cycles (1024 bytes)
tcrypt: 1 operation in 4615 cycles (4096 bytes)
tcrypt: 1 operation in 1759 cycles (1024 bytes)
tcrypt: 1 operation in 5554 cycles (4096 bytes)

ARIA-AVX2 with GFNI(128bit and 256bit)
    testing speed of multibuffer ecb(aria) (ecb-aria-avx2) encryption
tcrypt: 1 operation in 2003 cycles (1024 bytes)
tcrypt: 1 operation in 5867 cycles (4096 bytes)
tcrypt: 1 operation in 2358 cycles (1024 bytes)
tcrypt: 1 operation in 7295 cycles (4096 bytes)
    testing speed of multibuffer ecb(aria) (ecb-aria-avx2) decryption
tcrypt: 1 operation in 2004 cycles (1024 bytes)
tcrypt: 1 operation in 5956 cycles (4096 bytes)
tcrypt: 1 operation in 2409 cycles (1024 bytes)
tcrypt: 1 operation in 7564 cycles (4096 bytes)

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2023-01-06 17:15:47 +08:00

63 lines
2.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef ASM_X86_ARIA_AVX_H
#define ASM_X86_ARIA_AVX_H
#include <linux/types.h>
#define ARIA_AESNI_PARALLEL_BLOCKS 16
#define ARIA_AESNI_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_AESNI_PARALLEL_BLOCKS)
#define ARIA_AESNI_AVX2_PARALLEL_BLOCKS 32
#define ARIA_AESNI_AVX2_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_AESNI_AVX2_PARALLEL_BLOCKS)
#define ARIA_GFNI_AVX512_PARALLEL_BLOCKS 64
#define ARIA_GFNI_AVX512_PARALLEL_BLOCK_SIZE (ARIA_BLOCK_SIZE * ARIA_GFNI_AVX512_PARALLEL_BLOCKS)
asmlinkage void aria_aesni_avx_encrypt_16way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx_decrypt_16way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx_ctr_crypt_16way(const void *ctx, u8 *dst,
const u8 *src,
u8 *keystream, u8 *iv);
asmlinkage void aria_aesni_avx_gfni_encrypt_16way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx_gfni_decrypt_16way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx_gfni_ctr_crypt_16way(const void *ctx, u8 *dst,
const u8 *src,
u8 *keystream, u8 *iv);
asmlinkage void aria_aesni_avx2_encrypt_32way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx2_decrypt_32way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx2_ctr_crypt_32way(const void *ctx, u8 *dst,
const u8 *src,
u8 *keystream, u8 *iv);
asmlinkage void aria_aesni_avx2_gfni_encrypt_32way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx2_gfni_decrypt_32way(const void *ctx, u8 *dst,
const u8 *src);
asmlinkage void aria_aesni_avx2_gfni_ctr_crypt_32way(const void *ctx, u8 *dst,
const u8 *src,
u8 *keystream, u8 *iv);
struct aria_avx_ops {
void (*aria_encrypt_16way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_decrypt_16way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_ctr_crypt_16way)(const void *ctx, u8 *dst, const u8 *src,
u8 *keystream, u8 *iv);
void (*aria_encrypt_32way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_decrypt_32way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_ctr_crypt_32way)(const void *ctx, u8 *dst, const u8 *src,
u8 *keystream, u8 *iv);
void (*aria_encrypt_64way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_decrypt_64way)(const void *ctx, u8 *dst, const u8 *src);
void (*aria_ctr_crypt_64way)(const void *ctx, u8 *dst, const u8 *src,
u8 *keystream, u8 *iv);
};
#endif