[dpdk-dev] [PATCH v3 4/4] crypto/dpaa_sec: add pdcp short MAC-I support

[Gagandeep Singh <g.singh@nxp.com>]

This patch add pdcp security short MAC-I support for
dpaa_sec driver.

Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
---
 doc/guides/rel_notes/release_21_11.rst |  4 ++++
 drivers/crypto/dpaa_sec/dpaa_sec.c     |  3 +++
 drivers/crypto/dpaa_sec/dpaa_sec.h     | 11 ++++++++++-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/doc/guides/rel_notes/release_21_11.rst b/doc/guides/rel_notes/release_21_11.rst
index b7e5128be5..7a07161f9d 100644
--- a/doc/guides/rel_notes/release_21_11.rst
+++ b/doc/guides/rel_notes/release_21_11.rst
@@ -81,6 +81,10 @@ New Features
 
   * Added PDCP short MAC-I support.
 
+* **Updated NXP dpaa_sec crypto PMD.**
+
+  * Added PDCP short MAC-I support.
+
 
 Removed Items
 -------------
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.c b/drivers/crypto/dpaa_sec/dpaa_sec.c
index fa4d276ead..d5aa2748d6 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.c
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.c
@@ -311,6 +311,9 @@ dpaa_sec_prep_pdcp_cdb(dpaa_sec_session *ses)
 					ses->pdcp.hfn_threshold,
 					&cipherdata, &authdata,
 					0);
+	} else if (ses->pdcp.domain == RTE_SECURITY_PDCP_MODE_SHORT_MAC) {
+		shared_desc_len = cnstr_shdsc_pdcp_short_mac(cdb->sh_desc,
+						     1, swap, &authdata);
 	} else {
 		if (ses->dir == DIR_ENC) {
 			if (ses->pdcp.sdap_enabled)
diff --git a/drivers/crypto/dpaa_sec/dpaa_sec.h b/drivers/crypto/dpaa_sec/dpaa_sec.h
index c94d78e046..503047879e 100644
--- a/drivers/crypto/dpaa_sec/dpaa_sec.h
+++ b/drivers/crypto/dpaa_sec/dpaa_sec.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
- *   Copyright 2016-2020 NXP
+ *   Copyright 2016-2021 NXP
  *
  */
 
@@ -958,6 +958,15 @@ static const struct rte_security_capability dpaa_sec_security_cap[] = {
 		},
 		.crypto_capabilities = dpaa_pdcp_capabilities
 	},
+	{ /* PDCP Lookaside Protocol offload Short MAC */
+		.action = RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
+		.protocol = RTE_SECURITY_PROTOCOL_PDCP,
+		.pdcp = {
+			.domain = RTE_SECURITY_PDCP_MODE_SHORT_MAC,
+			.capa_flags = 0
+		},
+		.crypto_capabilities = dpaa_pdcp_capabilities
+	},
 	{
 		.action = RTE_SECURITY_ACTION_TYPE_NONE
 	}
-- 
2.25.1