diff options
Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto.h')
| -rw-r--r-- | drivers/crypto/ccp/ccp-crypto.h | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto.h b/drivers/crypto/ccp/ccp-crypto.h index 28819e11db96..e42450d07168 100644 --- a/drivers/crypto/ccp/ccp-crypto.h +++ b/drivers/crypto/ccp/ccp-crypto.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * AMD Cryptographic Coprocessor (CCP) crypto API support * * Copyright (C) 2013,2017 Advanced Micro Devices, Inc. * * Author: Tom Lendacky <thomas.lendacky@amd.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef __CCP_CRYPTO_H__ @@ -15,7 +12,6 @@ #include <linux/list.h> #include <linux/wait.h> -#include <linux/pci.h> #include <linux/ccp.h> #include <crypto/algapi.h> #include <crypto/aes.h> @@ -23,20 +19,26 @@ #include <crypto/aead.h> #include <crypto/ctr.h> #include <crypto/hash.h> -#include <crypto/sha.h> +#include <crypto/sha1.h> +#include <crypto/sha2.h> #include <crypto/akcipher.h> +#include <crypto/skcipher.h> #include <crypto/internal/rsa.h> +/* We want the module name in front of our messages */ +#undef pr_fmt +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #define CCP_LOG_LEVEL KERN_INFO #define CCP_CRA_PRIORITY 300 -struct ccp_crypto_ablkcipher_alg { +struct ccp_crypto_skcipher_alg { struct list_head entry; u32 mode; - struct crypto_alg alg; + struct skcipher_alg alg; }; struct ccp_crypto_aead { @@ -66,12 +68,12 @@ struct ccp_crypto_akcipher_alg { struct akcipher_alg alg; }; -static inline struct ccp_crypto_ablkcipher_alg * - ccp_crypto_ablkcipher_alg(struct crypto_tfm *tfm) +static inline struct ccp_crypto_skcipher_alg * + ccp_crypto_skcipher_alg(struct crypto_skcipher *tfm) { - struct crypto_alg *alg = tfm->__crt_alg; + struct skcipher_alg *alg = crypto_skcipher_alg(tfm); - return container_of(alg, struct ccp_crypto_ablkcipher_alg, alg); + return container_of(alg, struct ccp_crypto_skcipher_alg, alg); } static inline struct ccp_crypto_ahash_alg * @@ -88,10 +90,7 @@ static inline struct ccp_crypto_ahash_alg * /***** AES related defines *****/ struct ccp_aes_ctx { /* Fallback cipher for XTS with unsupported unit sizes */ - struct crypto_sync_skcipher *tfm_skcipher; - - /* Cipher used to generate CMAC K1/K2 keys */ - struct crypto_cipher *tfm_cipher; + struct crypto_skcipher *tfm_skcipher; enum ccp_engine engine; enum ccp_aes_type type; @@ -123,6 +122,8 @@ struct ccp_aes_req_ctx { u8 rfc3686_iv[AES_BLOCK_SIZE]; struct ccp_cmd cmd; + + struct skcipher_request fallback_req; // keep at the end }; struct ccp_aes_cmac_req_ctx { |