[dpdk-dev] [PATCH 1/2] crypto/qat: add NULL capability to Intel QAT driver
Deepak Kumar Jain
deepak.k.jain at intel.com
Thu Aug 18 15:34:31 CEST 2016
enabled NULL crypto for Intel(R) QuickAssist Technology
Signed-off-by: Deepak Kumar Jain <deepak.k.jain at intel.com>
---
doc/guides/cryptodevs/qat.rst | 3 ++-
drivers/crypto/qat/qat_adf/qat_algs_build_desc.c | 2 ++
drivers/crypto/qat/qat_crypto.c | 4 ++++
3 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/doc/guides/cryptodevs/qat.rst b/doc/guides/cryptodevs/qat.rst
index 78a734f..bb62f22 100644
--- a/doc/guides/cryptodevs/qat.rst
+++ b/doc/guides/cryptodevs/qat.rst
@@ -49,6 +49,7 @@ Cipher algorithms:
* ``RTE_CRYPTO_SYM_CIPHER_AES256_CTR``
* ``RTE_CRYPTO_SYM_CIPHER_SNOW3G_UEA2``
* ``RTE_CRYPTO_CIPHER_AES_GCM``
+* ``RTE_CRYPTO_CIPHER_NULL``
Hash algorithms:
@@ -60,7 +61,7 @@ Hash algorithms:
* ``RTE_CRYPTO_AUTH_AES_XCBC_MAC``
* ``RTE_CRYPTO_AUTH_SNOW3G_UIA2``
* ``RTE_CRYPTO_AUTH_MD5_HMAC``
-
+* ``RTE_CRYPTO_AUTH_NULL``
Limitations
-----------
diff --git a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
index af8c176..d9437bc 100644
--- a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
+++ b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c
@@ -720,6 +720,8 @@ int qat_alg_aead_session_create_content_desc_auth(struct qat_session *cdesc,
}
state2_size = ICP_QAT_HW_MD5_STATE2_SZ;
break;
+ case ICP_QAT_HW_AUTH_ALGO_NULL:
+ break;
default:
PMD_DRV_LOG(ERR, "Invalid HASH alg %u", cdesc->qat_hash_alg);
return -EFAULT;
diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c
index a474512..434ff81 100644
--- a/drivers/crypto/qat/qat_crypto.c
+++ b/drivers/crypto/qat/qat_crypto.c
@@ -427,6 +427,8 @@ qat_crypto_sym_configure_session_cipher(struct rte_cryptodev *dev,
session->qat_mode = ICP_QAT_HW_CIPHER_ECB_MODE;
break;
case RTE_CRYPTO_CIPHER_NULL:
+ session->qat_mode = ICP_QAT_HW_CIPHER_ECB_MODE;
+ break;
case RTE_CRYPTO_CIPHER_3DES_ECB:
case RTE_CRYPTO_CIPHER_3DES_CBC:
case RTE_CRYPTO_CIPHER_AES_ECB:
@@ -558,6 +560,8 @@ qat_crypto_sym_configure_session_auth(struct rte_cryptodev *dev,
session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_MD5;
break;
case RTE_CRYPTO_AUTH_NULL:
+ session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_NULL;
+ break;
case RTE_CRYPTO_AUTH_SHA1:
case RTE_CRYPTO_AUTH_SHA256:
case RTE_CRYPTO_AUTH_SHA512:
--
2.5.5
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