diff options
Diffstat (limited to 'arch/arm/crypto/sha512-neon-glue.c')
| -rw-r--r-- | arch/arm/crypto/sha512-neon-glue.c | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/arch/arm/crypto/sha512-neon-glue.c b/arch/arm/crypto/sha512-neon-glue.c index c6e58fe475ac..bd528077fefb 100644 --- a/arch/arm/crypto/sha512-neon-glue.c +++ b/arch/arm/crypto/sha512-neon-glue.c @@ -5,16 +5,13 @@ * Copyright (C) 2015 Linaro Ltd <ard.biesheuvel@linaro.org> */ +#include <asm/neon.h> #include <crypto/internal/hash.h> -#include <crypto/internal/simd.h> #include <crypto/sha2.h> #include <crypto/sha512_base.h> -#include <linux/crypto.h> +#include <linux/kernel.h> #include <linux/module.h> -#include <asm/simd.h> -#include <asm/neon.h> - #include "sha512.h" MODULE_ALIAS_CRYPTO("sha384-neon"); @@ -26,51 +23,36 @@ asmlinkage void sha512_block_data_order_neon(struct sha512_state *state, static int sha512_neon_update(struct shash_desc *desc, const u8 *data, unsigned int len) { - struct sha512_state *sctx = shash_desc_ctx(desc); - - if (!crypto_simd_usable() || - (sctx->count[0] % SHA512_BLOCK_SIZE) + len < SHA512_BLOCK_SIZE) - return sha512_arm_update(desc, data, len); + int remain; kernel_neon_begin(); - sha512_base_do_update(desc, data, len, sha512_block_data_order_neon); + remain = sha512_base_do_update_blocks(desc, data, len, + sha512_block_data_order_neon); kernel_neon_end(); - - return 0; + return remain; } static int sha512_neon_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!crypto_simd_usable()) - return sha512_arm_finup(desc, data, len, out); - kernel_neon_begin(); - if (len) - sha512_base_do_update(desc, data, len, - sha512_block_data_order_neon); - sha512_base_do_finalize(desc, sha512_block_data_order_neon); + sha512_base_do_finup(desc, data, len, sha512_block_data_order_neon); kernel_neon_end(); - return sha512_base_finish(desc, out); } -static int sha512_neon_final(struct shash_desc *desc, u8 *out) -{ - return sha512_neon_finup(desc, NULL, 0, out); -} - struct shash_alg sha512_neon_algs[] = { { .init = sha384_base_init, .update = sha512_neon_update, - .final = sha512_neon_final, .finup = sha512_neon_finup, - .descsize = sizeof(struct sha512_state), + .descsize = SHA512_STATE_SIZE, .digestsize = SHA384_DIGEST_SIZE, .base = { .cra_name = "sha384", .cra_driver_name = "sha384-neon", .cra_priority = 300, + .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | + CRYPTO_AHASH_ALG_FINUP_MAX, .cra_blocksize = SHA384_BLOCK_SIZE, .cra_module = THIS_MODULE, @@ -78,14 +60,15 @@ struct shash_alg sha512_neon_algs[] = { { }, { .init = sha512_base_init, .update = sha512_neon_update, - .final = sha512_neon_final, .finup = sha512_neon_finup, - .descsize = sizeof(struct sha512_state), + .descsize = SHA512_STATE_SIZE, .digestsize = SHA512_DIGEST_SIZE, .base = { .cra_name = "sha512", .cra_driver_name = "sha512-neon", .cra_priority = 300, + .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | + CRYPTO_AHASH_ALG_FINUP_MAX, .cra_blocksize = SHA512_BLOCK_SIZE, .cra_module = THIS_MODULE, } |