diff options
| -rw-r--r-- | arch/arm/crypto/sha256_neon_glue.c | 49 |
1 files changed, 16 insertions, 33 deletions
diff --git a/arch/arm/crypto/sha256_neon_glue.c b/arch/arm/crypto/sha256_neon_glue.c index ccdcfff71910..76eb3cdc21c9 100644 --- a/arch/arm/crypto/sha256_neon_glue.c +++ b/arch/arm/crypto/sha256_neon_glue.c @@ -9,69 +9,51 @@ * Copyright © 2014 Jussi Kivilinna <jussi.kivilinna@iki.fi> */ +#include <asm/neon.h> #include <crypto/internal/hash.h> -#include <crypto/internal/simd.h> -#include <linux/types.h> -#include <linux/string.h> #include <crypto/sha2.h> #include <crypto/sha256_base.h> -#include <asm/byteorder.h> -#include <asm/simd.h> -#include <asm/neon.h> +#include <linux/kernel.h> +#include <linux/module.h> #include "sha256_glue.h" -asmlinkage void sha256_block_data_order_neon(struct sha256_state *digest, - const u8 *data, int num_blks); +asmlinkage void sha256_block_data_order_neon( + struct crypto_sha256_state *digest, const u8 *data, int num_blks); static int crypto_sha256_neon_update(struct shash_desc *desc, const u8 *data, unsigned int len) { - struct sha256_state *sctx = shash_desc_ctx(desc); - - if (!crypto_simd_usable() || - (sctx->count % SHA256_BLOCK_SIZE) + len < SHA256_BLOCK_SIZE) - return crypto_sha256_arm_update(desc, data, len); + int remain; kernel_neon_begin(); - sha256_base_do_update(desc, data, len, sha256_block_data_order_neon); + remain = sha256_base_do_update_blocks(desc, data, len, + sha256_block_data_order_neon); kernel_neon_end(); - - return 0; + return remain; } static int crypto_sha256_neon_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!crypto_simd_usable()) - return crypto_sha256_arm_finup(desc, data, len, out); - kernel_neon_begin(); - if (len) - sha256_base_do_update(desc, data, len, - sha256_block_data_order_neon); - sha256_base_do_finalize(desc, sha256_block_data_order_neon); + sha256_base_do_finup(desc, data, len, sha256_block_data_order_neon); kernel_neon_end(); - return sha256_base_finish(desc, out); } -static int crypto_sha256_neon_final(struct shash_desc *desc, u8 *out) -{ - return crypto_sha256_neon_finup(desc, NULL, 0, out); -} - struct shash_alg sha256_neon_algs[] = { { .digestsize = SHA256_DIGEST_SIZE, .init = sha256_base_init, .update = crypto_sha256_neon_update, - .final = crypto_sha256_neon_final, .finup = crypto_sha256_neon_finup, - .descsize = sizeof(struct sha256_state), + .descsize = sizeof(struct crypto_sha256_state), .base = { .cra_name = "sha256", .cra_driver_name = "sha256-neon", .cra_priority = 250, + .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | + CRYPTO_AHASH_ALG_FINUP_MAX, .cra_blocksize = SHA256_BLOCK_SIZE, .cra_module = THIS_MODULE, } @@ -79,13 +61,14 @@ struct shash_alg sha256_neon_algs[] = { { .digestsize = SHA224_DIGEST_SIZE, .init = sha224_base_init, .update = crypto_sha256_neon_update, - .final = crypto_sha256_neon_final, .finup = crypto_sha256_neon_finup, - .descsize = sizeof(struct sha256_state), + .descsize = sizeof(struct crypto_sha256_state), .base = { .cra_name = "sha224", .cra_driver_name = "sha224-neon", .cra_priority = 250, + .cra_flags = CRYPTO_AHASH_ALG_BLOCK_ONLY | + CRYPTO_AHASH_ALG_FINUP_MAX, .cra_blocksize = SHA224_BLOCK_SIZE, .cra_module = THIS_MODULE, } |