[PATCH 19/40] crypto/cnxk: add rte sec session update

[Tejasree Kondoj]

From: Vidya Sagar Velumuri <vvelumuri at marvell.com>

Add support for IPsec session update and IPsec stats get for cn20k

Signed-off-by: Vidya Sagar Velumuri <vvelumuri at marvell.com>
---
 drivers/crypto/cnxk/cn20k_cryptodev_sec.c | 41 +++++++++++++++++++----
 drivers/crypto/cnxk/cn20k_ipsec.c         | 39 +++++++++++++++++----
 2 files changed, 66 insertions(+), 14 deletions(-)

diff --git a/drivers/crypto/cnxk/cn20k_cryptodev_sec.c b/drivers/crypto/cnxk/cn20k_cryptodev_sec.c
index 1b18398250..ba7f1baf86 100644
--- a/drivers/crypto/cnxk/cn20k_cryptodev_sec.c
+++ b/drivers/crypto/cnxk/cn20k_cryptodev_sec.c
@@ -60,16 +60,28 @@ cn20k_sec_session_destroy(void *dev, struct rte_security_session *sec_sess)
 static unsigned int
 cn20k_sec_session_get_size(void *dev __rte_unused)
 {
-	return 0;
+	return sizeof(struct cn20k_sec_session) - sizeof(struct rte_security_session);
 }
 
 static int
 cn20k_sec_session_stats_get(void *dev, struct rte_security_session *sec_sess,
 			    struct rte_security_stats *stats)
 {
-	RTE_SET_USED(dev);
-	RTE_SET_USED(sec_sess);
-	RTE_SET_USED(stats);
+	struct cn20k_sec_session *cn20k_sec_sess;
+	struct rte_cryptodev *crypto_dev = dev;
+	struct cnxk_cpt_qp *qp;
+
+	if (unlikely(sec_sess == NULL))
+		return -EINVAL;
+
+	qp = crypto_dev->data->queue_pairs[0];
+	if (unlikely(qp == NULL))
+		return -ENOTSUP;
+
+	cn20k_sec_sess = (struct cn20k_sec_session *)sec_sess;
+
+	if (cn20k_sec_sess->proto == RTE_SECURITY_PROTOCOL_IPSEC)
+		return cn20k_ipsec_stats_get(qp, cn20k_sec_sess, stats);
 
 	return -ENOTSUP;
 }
@@ -78,9 +90,24 @@ static int
 cn20k_sec_session_update(void *dev, struct rte_security_session *sec_sess,
 			 struct rte_security_session_conf *conf)
 {
-	RTE_SET_USED(dev);
-	RTE_SET_USED(sec_sess);
-	RTE_SET_USED(conf);
+	struct cn20k_sec_session *cn20k_sec_sess;
+	struct rte_cryptodev *crypto_dev = dev;
+	struct cnxk_cpt_qp *qp;
+	struct cnxk_cpt_vf *vf;
+
+	if (sec_sess == NULL)
+		return -EINVAL;
+
+	qp = crypto_dev->data->queue_pairs[0];
+	if (qp == NULL)
+		return -EINVAL;
+
+	vf = crypto_dev->data->dev_private;
+
+	cn20k_sec_sess = (struct cn20k_sec_session *)sec_sess;
+
+	if (cn20k_sec_sess->proto == RTE_SECURITY_PROTOCOL_IPSEC)
+		return cn20k_ipsec_session_update(vf, qp, cn20k_sec_sess, conf);
 
 	return -ENOTSUP;
 }
diff --git a/drivers/crypto/cnxk/cn20k_ipsec.c b/drivers/crypto/cnxk/cn20k_ipsec.c
index 049007803d..77f7411486 100644
--- a/drivers/crypto/cnxk/cn20k_ipsec.c
+++ b/drivers/crypto/cnxk/cn20k_ipsec.c
@@ -333,9 +333,24 @@ int
 cn20k_ipsec_stats_get(struct cnxk_cpt_qp *qp, struct cn20k_sec_session *sess,
 		      struct rte_security_stats *stats)
 {
-	RTE_SET_USED(qp);
-	RTE_SET_USED(sess);
-	RTE_SET_USED(stats);
+	struct roc_ow_ipsec_outb_sa *out_sa;
+	struct roc_ow_ipsec_inb_sa *in_sa;
+	struct cn20k_ipsec_sa *sa;
+
+	stats->protocol = RTE_SECURITY_PROTOCOL_IPSEC;
+	sa = &sess->sa;
+
+	if (sess->ipsec.is_outbound) {
+		out_sa = &sa->out_sa;
+		roc_cpt_lf_ctx_flush(&qp->lf, out_sa, false);
+		stats->ipsec.opackets = out_sa->ctx.mib_pkts;
+		stats->ipsec.obytes = out_sa->ctx.mib_octs;
+	} else {
+		in_sa = &sa->in_sa;
+		roc_cpt_lf_ctx_flush(&qp->lf, in_sa, false);
+		stats->ipsec.ipackets = in_sa->ctx.mib_pkts;
+		stats->ipsec.ibytes = in_sa->ctx.mib_octs;
+	}
 
 	return 0;
 }
@@ -344,10 +359,20 @@ int
 cn20k_ipsec_session_update(struct cnxk_cpt_vf *vf, struct cnxk_cpt_qp *qp,
 			   struct cn20k_sec_session *sess, struct rte_security_session_conf *conf)
 {
-	RTE_SET_USED(vf);
-	RTE_SET_USED(qp);
-	RTE_SET_USED(sess);
-	RTE_SET_USED(conf);
+	struct roc_cpt *roc_cpt;
+	int ret;
+
+	if (conf->ipsec.direction == RTE_SECURITY_IPSEC_SA_DIR_INGRESS)
+		return -ENOTSUP;
+
+	ret = cnxk_ipsec_xform_verify(&conf->ipsec, conf->crypto_xform);
+	if (ret)
+		return ret;
+
+	roc_cpt = &vf->cpt;
+
+	return cn20k_ipsec_outb_sa_create(roc_cpt, &qp->lf, &conf->ipsec, conf->crypto_xform,
+					  (struct cn20k_sec_session *)sess);
 
 	return 0;
 }
-- 
2.25.1