[PATCH V9 net-next 05/14] net: Add TLS TX offload features

[Boris Pismenny <borisp@mellanox.com>]

From: Ilya Lesokhin <ilyal@mellanox.com>

This patch adds a netdev feature to configure TLS TX offloads.

Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Aviad Yehezkel <aviadye@mellanox.com>
---
 include/linux/netdev_features.h | 2 ++
 net/core/ethtool.c              | 1 +
 2 files changed, 3 insertions(+)

diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index fe2f3b3..c87c3a3 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -78,6 +78,7 @@ enum {
 	NETIF_F_HW_ESP_BIT,		/* Hardware ESP transformation offload */
 	NETIF_F_HW_ESP_TX_CSUM_BIT,	/* ESP with TX checksum offload */
 	NETIF_F_RX_UDP_TUNNEL_PORT_BIT, /* Offload of RX port for UDP tunnels */
+	NETIF_F_HW_TLS_TX_BIT,		/* Hardware TLS TX offload */
 
 	NETIF_F_GRO_HW_BIT,		/* Hardware Generic receive offload */
 	NETIF_F_HW_TLS_RECORD_BIT,	/* Offload TLS record */
@@ -149,6 +150,7 @@ enum {
 #define	NETIF_F_RX_UDP_TUNNEL_PORT  __NETIF_F(RX_UDP_TUNNEL_PORT)
 #define NETIF_F_HW_TLS_RECORD	__NETIF_F(HW_TLS_RECORD)
 #define NETIF_F_GSO_UDP_L4	__NETIF_F(GSO_UDP_L4)
+#define NETIF_F_HW_TLS_TX	__NETIF_F(HW_TLS_TX)
 
 #define for_each_netdev_feature(mask_addr, bit)	\
 	for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT)
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index b849fda..3c6ce8a 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -110,6 +110,7 @@ int ethtool_op_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info)
 	[NETIF_F_HW_ESP_TX_CSUM_BIT] =	 "esp-tx-csum-hw-offload",
 	[NETIF_F_RX_UDP_TUNNEL_PORT_BIT] =	 "rx-udp_tunnel-port-offload",
 	[NETIF_F_HW_TLS_RECORD_BIT] =	"tls-hw-record",
+	[NETIF_F_HW_TLS_TX_BIT] =	 "tls-hw-tx-offload",
 };
 
 static const char
-- 
1.8.3.1