crypto/octeontx: add asymmetric session operations

[dpdk.git] / drivers / crypto / octeontx / otx_cryptodev_ops.c

diff --git a/drivers/crypto/octeontx/otx_cryptodev_ops.c b/drivers/crypto/octeontx/otx_cryptodev_ops.c
index 4c6e266..4b58c85 100644 (file)
--- a/drivers/crypto/octeontx/otx_cryptodev_ops.c
+++ b/drivers/crypto/octeontx/otx_cryptodev_ops.c
@@ -18,6 +18,7 @@
 
 #include "cpt_pmd_logs.h"
 #include "cpt_ucode.h"
+#include "cpt_ucode_asym.h"
 
 /* Forward declarations */
 
@@ -105,7 +106,7 @@ otx_cpt_dev_info_get(struct rte_cryptodev *dev, struct rte_cryptodev_info *info)
        if (info != NULL) {
                info->max_nb_queue_pairs = CPT_NUM_QS_PER_VF;
                info->feature_flags = dev->feature_flags;
-               info->capabilities = otx_get_capabilities();
+               info->capabilities = otx_get_capabilities(info->feature_flags);
                info->sym.max_nb_sessions = 0;
                info->driver_id = otx_cryptodev_driver_id;
                info->min_mbuf_headroom_req = OTX_CPT_MIN_HEADROOM_REQ;
@@ -285,6 +286,65 @@ otx_cpt_session_clear(struct rte_cryptodev *dev,
        }
 }
 
+static unsigned int
+otx_cpt_asym_session_size_get(struct rte_cryptodev *dev __rte_unused)
+{
+       return sizeof(struct cpt_asym_sess_misc);
+}
+
+static int
+otx_cpt_asym_session_cfg(struct rte_cryptodev *dev,
+                        struct rte_crypto_asym_xform *xform __rte_unused,
+                        struct rte_cryptodev_asym_session *sess,
+                        struct rte_mempool *pool)
+{
+       struct cpt_asym_sess_misc *priv;
+       int ret;
+
+       CPT_PMD_INIT_FUNC_TRACE();
+
+       if (rte_mempool_get(pool, (void **)&priv)) {
+               CPT_LOG_ERR("Could not allocate session private data");
+               return -ENOMEM;
+       }
+
+       memset(priv, 0, sizeof(struct cpt_asym_sess_misc));
+
+       ret = cpt_fill_asym_session_parameters(priv, xform);
+       if (ret) {
+               CPT_LOG_ERR("Could not configure session parameters");
+
+               /* Return session to mempool */
+               rte_mempool_put(pool, priv);
+               return ret;
+       }
+
+       set_asym_session_private_data(sess, dev->driver_id, priv);
+       return 0;
+}
+
+static void
+otx_cpt_asym_session_clear(struct rte_cryptodev *dev,
+                          struct rte_cryptodev_asym_session *sess)
+{
+       struct cpt_asym_sess_misc *priv;
+       struct rte_mempool *sess_mp;
+
+       CPT_PMD_INIT_FUNC_TRACE();
+
+       priv = get_asym_session_private_data(sess, dev->driver_id);
+
+       if (priv == NULL)
+               return;
+
+       /* Free resources allocated during session configure */
+       cpt_free_asym_session_parameters(priv);
+       memset(priv, 0, otx_cpt_asym_session_size_get(dev));
+       sess_mp = rte_mempool_from_obj(priv);
+       set_asym_session_private_data(sess, dev->driver_id, NULL);
+       rte_mempool_put(sess_mp, priv);
+}
+
 static __rte_always_inline int32_t __hot
 otx_cpt_request_enqueue(struct cpt_instance *instance,
                        struct pending_queue *pqueue,
@@ -584,7 +644,11 @@ static struct rte_cryptodev_ops cptvf_ops = {
        /* Crypto related operations */
        .sym_session_get_size = otx_cpt_get_session_size,
        .sym_session_configure = otx_cpt_session_cfg,
-       .sym_session_clear = otx_cpt_session_clear
+       .sym_session_clear = otx_cpt_session_clear,
+
+       .asym_session_get_size = otx_cpt_asym_session_size_get,
+       .asym_session_configure = otx_cpt_asym_session_cfg,
+       .asym_session_clear = otx_cpt_asym_session_clear,
 };
 
 int
@@ -635,7 +699,8 @@ otx_cpt_dev_create(struct rte_cryptodev *c_dev)
        case OTX_CPT_VF_TYPE_AE:
                /* Set asymmetric cpt feature flags */
                c_dev->feature_flags = RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO |
-                               RTE_CRYPTODEV_FF_HW_ACCELERATED;
+                               RTE_CRYPTODEV_FF_HW_ACCELERATED |
+                               RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT;
                break;
        case OTX_CPT_VF_TYPE_SE:
                /* Set symmetric cpt feature flags */