From: Nithin Dabilpuram <nithin.dabilpu...@caviumnetworks.com>

Adding routines for session configure, session clear and get session
size ops.

Signed-off-by: Ankur Dwivedi <ankur.dwiv...@caviumnetworks.com>
Signed-off-by: Anoob Joseph <anoob.jos...@caviumnetworks.com>
Signed-off-by: Murthy NSSR <nidadavolu.mur...@caviumnetworks.com>
Signed-off-by: Nithin Dabilpuram <nithin.dabilpu...@caviumnetworks.com>
Signed-off-by: Ragothaman Jayaraman <rjayara...@caviumnetworks.com>
Signed-off-by: Srisivasubramanian S <ssriniva...@caviumnetworks.com>
Signed-off-by: Tejasree Kondoj <kondoj.tejas...@caviumnetworks.com>
---
 drivers/crypto/octeontx/otx_cryptodev_ops.c | 84 +++++++++++++++++++++++++++--
 1 file changed, 81 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/octeontx/otx_cryptodev_ops.c 
b/drivers/crypto/octeontx/otx_cryptodev_ops.c
index ed33334..653f372 100644
--- a/drivers/crypto/octeontx/otx_cryptodev_ops.c
+++ b/drivers/crypto/octeontx/otx_cryptodev_ops.c
@@ -10,6 +10,8 @@
 
 #include "cpt_pmd_logs.h"
 #include "cpt_pmd_ops_helper.h"
+#include "cpt_ucode.h"
+#include "cpt_request_mgr.h"
 
 #include "otx_cryptodev.h"
 #include "otx_cryptodev_capabilities.h"
@@ -246,6 +248,82 @@ otx_cpt_que_pair_release(struct rte_cryptodev *dev, 
uint16_t que_pair_id)
        return 0;
 }
 
+static unsigned int
+otx_cpt_get_session_size(struct rte_cryptodev *dev __rte_unused)
+{
+       return cpt_get_session_size();
+}
+
+static void
+otx_cpt_session_init(void *sym_sess, uint8_t driver_id)
+{
+       struct rte_cryptodev_sym_session *sess = sym_sess;
+       struct cpt_sess_misc *cpt_sess =
+        (struct cpt_sess_misc *) get_sym_session_private_data(sess, driver_id);
+
+       CPT_PMD_INIT_FUNC_TRACE();
+       cpt_sess->ctx_dma_addr = rte_mempool_virt2iova(cpt_sess) +
+                       sizeof(struct cpt_sess_misc);
+}
+
+static int
+otx_cpt_session_cfg(struct rte_cryptodev *dev,
+                   struct rte_crypto_sym_xform *xform,
+                   struct rte_cryptodev_sym_session *sess,
+                   struct rte_mempool *mempool)
+{
+       struct rte_crypto_sym_xform *chain;
+       void *sess_private_data = NULL;
+
+       CPT_PMD_INIT_FUNC_TRACE();
+
+       if (cpt_is_algo_supported(xform))
+               goto err;
+
+       if (unlikely(sess == NULL)) {
+               CPT_LOG_ERR("invalid session struct");
+               return -EINVAL;
+       }
+
+       if (rte_mempool_get(mempool, &sess_private_data)) {
+               CPT_LOG_ERR("Could not allocate sess_private_data");
+               return -ENOMEM;
+       }
+
+       chain = xform;
+       while (chain) {
+               switch (chain->type) {
+               default:
+                       CPT_LOG_ERR("Invalid crypto xform type");
+                       break;
+               }
+               chain = chain->next;
+       }
+       set_sym_session_private_data(sess, dev->driver_id, sess_private_data);
+       otx_cpt_session_init(sess, dev->driver_id);
+       return 0;
+
+err:
+       if (sess_private_data)
+               rte_mempool_put(mempool, sess_private_data);
+       return -EPERM;
+}
+
+static void
+otx_cpt_session_clear(struct rte_cryptodev *dev,
+                 struct rte_cryptodev_sym_session *sess)
+{
+       void *sess_priv = get_sym_session_private_data(sess, dev->driver_id);
+
+       CPT_PMD_INIT_FUNC_TRACE();
+       if (sess_priv) {
+               memset(sess_priv, 0, otx_cpt_get_session_size(dev));
+               struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
+               set_sym_session_private_data(sess, dev->driver_id, NULL);
+               rte_mempool_put(sess_mp, sess_priv);
+       }
+}
+
 static struct rte_cryptodev_ops cptvf_ops = {
        /* Device related operations */
        .dev_configure = otx_cpt_dev_config,
@@ -261,9 +339,9 @@ static struct rte_cryptodev_ops cptvf_ops = {
        .queue_pair_count = NULL,
 
        /* Crypto related operations */
-       .sym_session_get_size = NULL,
-       .sym_session_configure = NULL,
-       .sym_session_clear = NULL
+       .sym_session_get_size = otx_cpt_get_session_size,
+       .sym_session_configure = otx_cpt_session_cfg,
+       .sym_session_clear = otx_cpt_session_clear
 };
 
 static void
-- 
2.7.4

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