diff options
Diffstat (limited to 'drivers/crypto/ccree/cc_aead.c')
| -rw-r--r-- | drivers/crypto/ccree/cc_aead.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c index 01b82b82f8b8..e0ac376ceb74 100644 --- a/drivers/crypto/ccree/cc_aead.c +++ b/drivers/crypto/ccree/cc_aead.c @@ -58,6 +58,7 @@ struct cc_aead_ctx { unsigned int enc_keylen; unsigned int auth_keylen; unsigned int authsize; /* Actual (reduced?) size of the MAC/ICv */ + unsigned int hash_len; enum drv_cipher_mode cipher_mode; enum cc_flow_mode flow_mode; enum drv_hash_mode auth_mode; @@ -122,6 +123,13 @@ static void cc_aead_exit(struct crypto_aead *tfm) } } +static unsigned int cc_get_aead_hash_len(struct crypto_aead *tfm) +{ + struct cc_aead_ctx *ctx = crypto_aead_ctx(tfm); + + return cc_get_default_hash_len(ctx->drvdata); +} + static int cc_aead_init(struct crypto_aead *tfm) { struct aead_alg *alg = crypto_aead_alg(tfm); @@ -196,6 +204,7 @@ static int cc_aead_init(struct crypto_aead *tfm) ctx->auth_state.hmac.ipad_opad = NULL; ctx->auth_state.hmac.padded_authkey = NULL; } + ctx->hash_len = cc_get_aead_hash_len(tfm); return 0; @@ -327,7 +336,7 @@ static int hmac_setkey(struct cc_hw_desc *desc, struct cc_aead_ctx *ctx) /* Load the hash current length*/ hw_desc_init(&desc[idx]); set_cipher_mode(&desc[idx], hash_mode); - set_din_const(&desc[idx], 0, ctx->drvdata->hash_len_sz); + set_din_const(&desc[idx], 0, ctx->hash_len); set_flow_mode(&desc[idx], S_DIN_to_HASH); set_setup_mode(&desc[idx], SETUP_LOAD_KEY0); idx++; @@ -465,7 +474,7 @@ static int cc_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, /* Load the hash current length*/ hw_desc_init(&desc[idx]); set_cipher_mode(&desc[idx], hashmode); - set_din_const(&desc[idx], 0, ctx->drvdata->hash_len_sz); + set_din_const(&desc[idx], 0, ctx->hash_len); set_cipher_config1(&desc[idx], HASH_PADDING_ENABLED); set_flow_mode(&desc[idx], S_DIN_to_HASH); set_setup_mode(&desc[idx], SETUP_LOAD_KEY0); @@ -1001,7 +1010,7 @@ static void cc_set_hmac_desc(struct aead_request *req, struct cc_hw_desc desc[], hw_desc_init(&desc[idx]); set_cipher_mode(&desc[idx], hash_mode); set_din_sram(&desc[idx], cc_digest_len_addr(ctx->drvdata, hash_mode), - ctx->drvdata->hash_len_sz); + ctx->hash_len); set_flow_mode(&desc[idx], S_DIN_to_HASH); set_setup_mode(&desc[idx], SETUP_LOAD_KEY0); idx++; @@ -1098,7 +1107,7 @@ static void cc_proc_scheme_desc(struct aead_request *req, hw_desc_init(&desc[idx]); set_cipher_mode(&desc[idx], hash_mode); set_dout_sram(&desc[idx], aead_handle->sram_workspace_addr, - ctx->drvdata->hash_len_sz); + ctx->hash_len); set_flow_mode(&desc[idx], S_HASH_to_DOUT); set_setup_mode(&desc[idx], SETUP_WRITE_STATE1); set_cipher_do(&desc[idx], DO_PAD); @@ -1128,7 +1137,7 @@ static void cc_proc_scheme_desc(struct aead_request *req, hw_desc_init(&desc[idx]); set_cipher_mode(&desc[idx], hash_mode); set_din_sram(&desc[idx], cc_digest_len_addr(ctx->drvdata, hash_mode), - ctx->drvdata->hash_len_sz); + ctx->hash_len); set_cipher_config1(&desc[idx], HASH_PADDING_ENABLED); set_flow_mode(&desc[idx], S_DIN_to_HASH); set_setup_mode(&desc[idx], SETUP_LOAD_KEY0); |