diff options
Diffstat (limited to 'drivers/crypto/inside-secure/safexcel.h')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel.h | 44 |
1 files changed, 40 insertions, 4 deletions
diff --git a/drivers/crypto/inside-secure/safexcel.h b/drivers/crypto/inside-secure/safexcel.h index b470a849721f..8b3ee9b59f53 100644 --- a/drivers/crypto/inside-secure/safexcel.h +++ b/drivers/crypto/inside-secure/safexcel.h @@ -11,8 +11,10 @@ #ifndef __SAFEXCEL_H__ #define __SAFEXCEL_H__ +#include <crypto/aead.h> #include <crypto/algapi.h> #include <crypto/internal/hash.h> +#include <crypto/sha.h> #include <crypto/skcipher.h> #define EIP197_HIA_VERSION_LE 0xca35 @@ -20,7 +22,7 @@ /* Static configuration */ #define EIP197_DEFAULT_RING_SIZE 400 -#define EIP197_MAX_TOKENS 5 +#define EIP197_MAX_TOKENS 8 #define EIP197_MAX_RINGS 4 #define EIP197_FETCH_COUNT 1 #define EIP197_MAX_BATCH_SZ 64 @@ -28,6 +30,17 @@ #define EIP197_GFP_FLAGS(base) ((base).flags & CRYPTO_TFM_REQ_MAY_SLEEP ? \ GFP_KERNEL : GFP_ATOMIC) +/* Custom on-stack requests (for invalidation) */ +#define EIP197_SKCIPHER_REQ_SIZE sizeof(struct skcipher_request) + \ + sizeof(struct safexcel_cipher_req) +#define EIP197_AHASH_REQ_SIZE sizeof(struct ahash_request) + \ + sizeof(struct safexcel_ahash_req) +#define EIP197_AEAD_REQ_SIZE sizeof(struct aead_request) + \ + sizeof(struct safexcel_cipher_req) +#define EIP197_REQUEST_ON_STACK(name, type, size) \ + char __##name##_desc[size] CRYPTO_MINALIGN_ATTR; \ + struct type##_request *name = (void *)__##name##_desc + /* Register base offsets */ #define EIP197_HIA_AIC(priv) ((priv)->base + (priv)->offsets.hia_aic) #define EIP197_HIA_AIC_G(priv) ((priv)->base + (priv)->offsets.hia_aic_g) @@ -274,7 +287,7 @@ struct safexcel_context_record { u32 control0; u32 control1; - __le32 data[12]; + __le32 data[24]; } __packed; /* control0 */ @@ -286,8 +299,8 @@ struct safexcel_context_record { #define CONTEXT_CONTROL_TYPE_CRYPTO_IN 0x5 #define CONTEXT_CONTROL_TYPE_ENCRYPT_HASH_OUT 0x6 #define CONTEXT_CONTROL_TYPE_DECRYPT_HASH_IN 0x7 -#define CONTEXT_CONTROL_TYPE_HASH_ENCRYPT_OUT 0x14 -#define CONTEXT_CONTROL_TYPE_HASH_DECRYPT_OUT 0x15 +#define CONTEXT_CONTROL_TYPE_HASH_ENCRYPT_OUT 0xe +#define CONTEXT_CONTROL_TYPE_HASH_DECRYPT_IN 0xf #define CONTEXT_CONTROL_RESTART_HASH BIT(4) #define CONTEXT_CONTROL_NO_FINISH_HASH BIT(5) #define CONTEXT_CONTROL_SIZE(n) ((n) << 8) @@ -391,11 +404,15 @@ struct safexcel_token { u8 opcode:4; } __packed; +#define EIP197_TOKEN_HASH_RESULT_VERIFY BIT(16) + #define EIP197_TOKEN_STAT_LAST_HASH BIT(0) #define EIP197_TOKEN_STAT_LAST_PACKET BIT(1) #define EIP197_TOKEN_OPCODE_DIRECTION 0x0 #define EIP197_TOKEN_OPCODE_INSERT 0x2 #define EIP197_TOKEN_OPCODE_NOOP EIP197_TOKEN_OPCODE_INSERT +#define EIP197_TOKEN_OPCODE_RETRIEVE 0x4 +#define EIP197_TOKEN_OPCODE_VERIFY 0xd #define EIP197_TOKEN_OPCODE_BYPASS GENMASK(3, 0) static inline void eip197_noop_token(struct safexcel_token *token) @@ -479,6 +496,7 @@ struct safexcel_ring { enum safexcel_alg_type { SAFEXCEL_ALG_TYPE_SKCIPHER, + SAFEXCEL_ALG_TYPE_AEAD, SAFEXCEL_ALG_TYPE_AHASH, }; @@ -581,6 +599,16 @@ struct safexcel_context { bool exit_inv; }; +struct safexcel_ahash_export_state { + u64 len; + u64 processed; + + u32 digest; + + u32 state[SHA256_DIGEST_SIZE / sizeof(u32)]; + u8 cache[SHA256_BLOCK_SIZE]; +}; + /* * Template structure to describe the algorithms in order to register them. * It also has the purpose to contain our private structure and is actually @@ -591,6 +619,7 @@ struct safexcel_alg_template { enum safexcel_alg_type type; union { struct skcipher_alg skcipher; + struct aead_alg aead; struct ahash_alg ahash; } alg; }; @@ -601,6 +630,8 @@ struct safexcel_inv_result { }; void safexcel_dequeue(struct safexcel_crypto_priv *priv, int ring); +int safexcel_rdesc_check_errors(struct safexcel_crypto_priv *priv, + struct safexcel_result_desc *rdesc); void safexcel_complete(struct safexcel_crypto_priv *priv, int ring); int safexcel_invalidate_cache(struct crypto_async_request *async, struct safexcel_crypto_priv *priv, @@ -625,6 +656,8 @@ struct safexcel_result_desc *safexcel_add_rdesc(struct safexcel_crypto_priv *pri bool first, bool last, dma_addr_t data, u32 len); void safexcel_inv_complete(struct crypto_async_request *req, int error); +int safexcel_hmac_setkey(const char *alg, const u8 *key, unsigned int keylen, + void *istate, void *ostate); /* available algorithms */ extern struct safexcel_alg_template safexcel_alg_ecb_aes; @@ -635,5 +668,8 @@ extern struct safexcel_alg_template safexcel_alg_sha256; extern struct safexcel_alg_template safexcel_alg_hmac_sha1; extern struct safexcel_alg_template safexcel_alg_hmac_sha224; extern struct safexcel_alg_template safexcel_alg_hmac_sha256; +extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha1_cbc_aes; +extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha224_cbc_aes; +extern struct safexcel_alg_template safexcel_alg_authenc_hmac_sha256_cbc_aes; #endif |