diff options
Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h index 0b513771498a..9311c114947d 100644 --- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h @@ -12,6 +12,9 @@ #include <linux/atomic.h> #include <linux/debugfs.h> #include <linux/crypto.h> +#include <crypto/internal/hash.h> +#include <crypto/md5.h> +#include <crypto/sha.h> /* CE Registers */ #define CE_TDQ 0x00 @@ -45,6 +48,12 @@ #define CE_ALG_AES 0 #define CE_ALG_DES 1 #define CE_ALG_3DES 2 +#define CE_ALG_MD5 16 +#define CE_ALG_SHA1 17 +#define CE_ALG_SHA224 18 +#define CE_ALG_SHA256 19 +#define CE_ALG_SHA384 20 +#define CE_ALG_SHA512 21 /* Used in ce_variant */ #define CE_ID_NOTSUPP 0xFF @@ -54,6 +63,14 @@ #define CE_ID_CIPHER_DES3 2 #define CE_ID_CIPHER_MAX 3 +#define CE_ID_HASH_MD5 0 +#define CE_ID_HASH_SHA1 1 +#define CE_ID_HASH_SHA224 2 +#define CE_ID_HASH_SHA256 3 +#define CE_ID_HASH_SHA384 4 +#define CE_ID_HASH_SHA512 5 +#define CE_ID_HASH_MAX 6 + #define CE_ID_OP_ECB 0 #define CE_ID_OP_CBC 1 #define CE_ID_OP_MAX 2 @@ -96,16 +113,22 @@ struct ce_clock { * struct ce_variant - Describe CE capability for each variant hardware * @alg_cipher: list of supported ciphers. for each CE_ID_ this will give the * coresponding CE_ALG_XXX value + * @alg_hash: list of supported hashes. for each CE_ID_ this will give the + * corresponding CE_ALG_XXX value * @op_mode: list of supported block modes * @cipher_t_dlen_in_bytes: Does the request size for cipher is in * bytes or words + * @hash_t_dlen_in_bytes: Does the request size for hash is in + * bits or words * @ce_clks: list of clocks needed by this variant * @esr: The type of error register */ struct ce_variant { char alg_cipher[CE_ID_CIPHER_MAX]; + char alg_hash[CE_ID_HASH_MAX]; u32 op_mode[CE_ID_OP_MAX]; bool cipher_t_dlen_in_bytes; + bool hash_t_dlen_in_bits; struct ce_clock ce_clks[CE_MAX_CLOCKS]; int esr; }; @@ -226,6 +249,28 @@ struct sun8i_cipher_tfm_ctx { }; /* + * struct sun8i_ce_hash_tfm_ctx - context for an ahash TFM + * @enginectx: crypto_engine used by this TFM + * @ce: pointer to the private data of driver handling this TFM + * @fallback_tfm: pointer to the fallback TFM + */ +struct sun8i_ce_hash_tfm_ctx { + struct crypto_engine_ctx enginectx; + struct sun8i_ce_dev *ce; + struct crypto_ahash *fallback_tfm; +}; + +/* + * struct sun8i_ce_hash_reqctx - context for an ahash request + * @fallback_req: pre-allocated fallback request + * @flow: the flow to use for this request + */ +struct sun8i_ce_hash_reqctx { + struct ahash_request fallback_req; + int flow; +}; + +/* * struct sun8i_ce_alg_template - crypto_alg template * @type: the CRYPTO_ALG_TYPE for this template * @ce_algo_id: the CE_ID for this template @@ -243,6 +288,7 @@ struct sun8i_ce_alg_template { struct sun8i_ce_dev *ce; union { struct skcipher_alg skcipher; + struct ahash_alg hash; } alg; #ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG unsigned long stat_req; @@ -264,3 +310,15 @@ int sun8i_ce_skencrypt(struct skcipher_request *areq); int sun8i_ce_get_engine_number(struct sun8i_ce_dev *ce); int sun8i_ce_run_task(struct sun8i_ce_dev *ce, int flow, const char *name); + +int sun8i_ce_hash_crainit(struct crypto_tfm *tfm); +void sun8i_ce_hash_craexit(struct crypto_tfm *tfm); +int sun8i_ce_hash_init(struct ahash_request *areq); +int sun8i_ce_hash_export(struct ahash_request *areq, void *out); +int sun8i_ce_hash_import(struct ahash_request *areq, const void *in); +int sun8i_ce_hash(struct ahash_request *areq); +int sun8i_ce_hash_final(struct ahash_request *areq); +int sun8i_ce_hash_update(struct ahash_request *areq); +int sun8i_ce_hash_finup(struct ahash_request *areq); +int sun8i_ce_hash_digest(struct ahash_request *areq); +int sun8i_ce_hash_run(struct crypto_engine *engine, void *breq); |