Add AES-GMAC algorithm in legacy mode to generation 4 devices.
Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
---
drivers/crypto/qat/qat_sym_capabilities.h | 27 ++++++++++++++++++++++-
drivers/crypto/qat/qat_sym_session.c | 9 +++++++-
drivers/crypto/qat/qat_sym_session.h | 2 ++
3 files changed, 36 insertions(+), 2 deletions(-)
@@ -1174,7 +1174,32 @@
}, \
}, } \
}, } \
- }
+ }, \
+ { /* AES GMAC (AUTH) */ \
+ .op = RTE_CRYPTO_OP_TYPE_SYMMETRIC, \
+ {.sym = { \
+ .xform_type = RTE_CRYPTO_SYM_XFORM_AUTH, \
+ {.auth = { \
+ .algo = RTE_CRYPTO_AUTH_AES_GMAC, \
+ .block_size = 16, \
+ .key_size = { \
+ .min = 16, \
+ .max = 32, \
+ .increment = 8 \
+ }, \
+ .digest_size = { \
+ .min = 8, \
+ .max = 16, \
+ .increment = 4 \
+ }, \
+ .iv_size = { \
+ .min = 0, \
+ .max = 12, \
+ .increment = 12 \
+ } \
+ }, } \
+ }, } \
+ } \
@@ -709,6 +709,8 @@ qat_sym_session_configure_auth(struct rte_cryptodev *dev,
struct qat_sym_dev_private *internals = dev->data->dev_private;
const uint8_t *key_data = auth_xform->key.data;
uint8_t key_length = auth_xform->key.length;
+ enum qat_device_gen qat_dev_gen =
+ internals->qat_dev->qat_dev_gen;
session->aes_cmac = 0;
session->auth_key_length = auth_xform->key.length;
@@ -716,6 +718,7 @@ qat_sym_session_configure_auth(struct rte_cryptodev *dev,
session->auth_iv.length = auth_xform->iv.length;
session->auth_mode = ICP_QAT_HW_AUTH_MODE1;
session->is_auth = 1;
+ session->digest_length = auth_xform->digest_length;
switch (auth_xform->algo) {
case RTE_CRYPTO_AUTH_SHA1:
@@ -772,6 +775,10 @@ qat_sym_session_configure_auth(struct rte_cryptodev *dev,
session->auth_iv.length = AES_GCM_J0_LEN;
else
session->is_iv12B = 1;
+ if (qat_dev_gen == QAT_GEN4) {
+ session->is_cnt_zero = 1;
+ session->is_ucs = 1;
+ }
break;
case RTE_CRYPTO_AUTH_SNOW3G_UIA2:
session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2;
@@ -857,7 +864,6 @@ qat_sym_session_configure_auth(struct rte_cryptodev *dev,
return -EINVAL;
}
- session->digest_length = auth_xform->digest_length;
return 0;
}
@@ -1810,6 +1816,7 @@ int qat_sym_cd_auth_set(struct qat_sym_session *cdesc,
|| cdesc->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_AES_XCBC_MAC
|| cdesc->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC
|| cdesc->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_NULL
+ || cdesc->is_cnt_zero
)
hash->auth_counter.counter = 0;
else {
@@ -103,6 +103,8 @@ struct qat_sym_session {
uint8_t is_iv12B;
uint8_t is_gmac;
uint8_t is_auth;
+ uint8_t is_cnt_zero;
+ /* Some generations need different setup of counter */
uint32_t slice_types;
enum qat_sym_proto_flag qat_proto_flag;
};