[dpdk-dev] [PATCH v4 06/12] ethdev: support security APIs

[Akhil Goyal]

From: Declan Doherty <declan.doherty at intel.com>

rte_flow_action type and ethdev updated to support rte_security
sessions for crypto offload to ethernet device.

Signed-off-by: Boris Pismenny <borisp at mellanox.com>
Signed-off-by: Aviad Yehezkel <aviadye at mellanox.com>
Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>
Signed-off-by: Declan Doherty <declan.doherty at intel.com>
---
 lib/librte_ether/rte_ethdev.c           | 11 +++++++++++
 lib/librte_ether/rte_ethdev.h           | 18 ++++++++++++++++--
 lib/librte_ether/rte_ethdev_version.map |  1 +
 3 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 0b1e928..9520f1e 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -301,6 +301,17 @@ rte_eth_dev_socket_id(uint16_t port_id)
 	return rte_eth_devices[port_id].data->numa_node;
 }
 
+void *
+rte_eth_dev_get_sec_ctx(uint8_t port_id)
+{
+	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
+
+	if (rte_eth_devices[port_id].data->dev_flags & RTE_ETH_DEV_SECURITY)
+		return rte_eth_devices[port_id].data->security_ctx;
+
+	return NULL;
+}
+
 uint16_t
 rte_eth_dev_count(void)
 {
diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index aaf02b3..159bb73 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -180,6 +180,8 @@ extern "C" {
 #include <rte_dev.h>
 #include <rte_devargs.h>
 #include <rte_errno.h>
+#include <rte_common.h>
+
 #include "rte_ether.h"
 #include "rte_eth_ctrl.h"
 #include "rte_dev_info.h"
@@ -379,7 +381,8 @@ struct rte_eth_rxmode {
 		 * This bit is temporary till rxmode bitfield offloads API will
 		 * be deprecated.
 		 */
-		ignore_offload_bitfield : 1;
+		ignore_offload_bitfield : 1,
+		enable_sec       : 1; /**< Enable security offload */
 };
 
 /**
@@ -707,8 +710,10 @@ struct rte_eth_txmode {
 		/**< If set, reject sending out tagged pkts */
 		hw_vlan_reject_untagged : 1,
 		/**< If set, reject sending out untagged pkts */
-		hw_vlan_insert_pvid : 1;
+		hw_vlan_insert_pvid : 1,
 		/**< If set, enable port based VLAN insertion */
+		enable_sec       : 1;
+		/**< Enable security offload */
 };
 
 /**
@@ -969,6 +974,7 @@ struct rte_eth_conf {
 #define DEV_RX_OFFLOAD_VLAN (DEV_RX_OFFLOAD_VLAN_STRIP | \
 			     DEV_RX_OFFLOAD_VLAN_FILTER | \
 			     DEV_RX_OFFLOAD_VLAN_EXTEND)
+#define DEV_RX_OFFLOAD_SECURITY         0x00000100
 
 /**
  * TX offload capabilities of a device.
@@ -998,6 +1004,7 @@ struct rte_eth_conf {
  *   When set application must guarantee that per-queue all mbufs comes from
  *   the same mempool and has refcnt = 1.
  */
+#define DEV_TX_OFFLOAD_SECURITY         0x00008000
 
 struct rte_pci_device;
 
@@ -1736,6 +1743,9 @@ struct rte_eth_dev {
 	enum rte_eth_dev_state state; /**< Flag indicating the port state */
 } __rte_cache_aligned;
 
+void *
+rte_eth_dev_get_sec_ctx(uint8_t port_id);
+
 struct rte_eth_dev_sriov {
 	uint8_t active;               /**< SRIOV is active with 16, 32 or 64 pools */
 	uint8_t nb_q_per_pool;        /**< rx queue number per pool */
@@ -1796,6 +1806,8 @@ struct rte_eth_dev_data {
 	int numa_node;  /**< NUMA node connection */
 	struct rte_vlan_filter_conf vlan_filter_conf;
 	/**< VLAN filter configuration. */
+	void *security_ctx;
+	/**< Context for security ops  */
 };
 
 /** Device supports hotplug detach */
@@ -1806,6 +1818,8 @@ struct rte_eth_dev_data {
 #define RTE_ETH_DEV_BONDED_SLAVE 0x0004
 /** Device supports device removal interrupt */
 #define RTE_ETH_DEV_INTR_RMV     0x0008
+/** Device supports inline security processing */
+#define RTE_ETH_DEV_SECURITY    0x0010
 
 /**
  * @internal
diff --git a/lib/librte_ether/rte_ethdev_version.map b/lib/librte_ether/rte_ethdev_version.map
index e27f596..3cc6a64 100644
--- a/lib/librte_ether/rte_ethdev_version.map
+++ b/lib/librte_ether/rte_ethdev_version.map
@@ -194,5 +194,6 @@ DPDK_17.11 {
 	rte_eth_dev_pool_ops_supported;
 	rte_eth_dev_reset;
 	rte_flow_error_set;
+	rte_eth_dev_get_sec_ctx;
 
 } DPDK_17.08;
-- 
2.9.3