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From: Anoob Joseph <anoob.joseph@caviumnetworks.com>
To: Akhil Goyal <akhil.goyal@nxp.com>,
Pablo de Lara <pablo.de.lara.guarch@intel.com>,
Thomas Monjalon <thomas@monjalon.net>
Cc: Nithin Dabilpuram <nithin.dabilpuram@caviumnetworks.com>,
Jerin Jacob <jerin.jacob@caviumnetworks.com>,
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Ankur Dwivedi <ankur.dwivedi@caviumnetworks.com>,
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Srisivasubramanian S <ssrinivasan@caviumnetworks.com>,
Tejasree Kondoj <kondoj.tejasree@caviumnetworks.com>
Date: Fri, 5 Oct 2018 18:29:07 +0530
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Subject: [dpdk-dev] [PATCH v3 16/32] crypto/octeontx: add session management
ops
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From: Nithin Dabilpuram <nithin.dabilpuram@caviumnetworks.com>
Adding routines for session configure, session clear and get session
size ops.
Signed-off-by: Ankur Dwivedi <ankur.dwivedi@caviumnetworks.com>
Signed-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>
Signed-off-by: Murthy NSSR <nidadavolu.murthy@caviumnetworks.com>
Signed-off-by: Nithin Dabilpuram <nithin.dabilpuram@caviumnetworks.com>
Signed-off-by: Ragothaman Jayaraman <rjayaraman@caviumnetworks.com>
Signed-off-by: Srisivasubramanian S <ssrinivasan@caviumnetworks.com>
Signed-off-by: Tejasree Kondoj <kondoj.tejasree@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