From 5908220b2b3d6918f88cd645a39e1dcb84d1c5d9 Mon Sep 17 00:00:00 2001
From: Antoine Tenart <antoine.tenart@bootlin.com>
Date: Wed, 25 Mar 2020 15:52:30 +0300
Subject: net: introduce the MACSEC netdev feature

This patch introduce a new netdev feature, which will be used by drivers
to state they can perform MACsec transformations in hardware.

The patchset was gathered by Mark, macsec functinality itself
was implemented by Dmitry, Mark and Pavel Belous.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Mark Starovoytov <mstarovoitov@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/linux/netdev_features.h | 3 +++
 net/ethtool/common.c            | 1 +
 2 files changed, 4 insertions(+)

--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -81,6 +81,8 @@ enum {
 	NETIF_F_GRO_HW_BIT,		/* Hardware Generic receive offload */
 	NETIF_F_HW_TLS_RECORD_BIT,	/* Offload TLS record */
 
+	NETIF_F_HW_MACSEC_BIT,		/* Offload MACsec operations */
+
 	/*
 	 * Add your fresh new feature above and remember to update
 	 * netdev_features_strings[] in net/ethtool/common.c and maybe
@@ -150,6 +152,7 @@ enum {
 #define NETIF_F_GSO_UDP_L4	__NETIF_F(GSO_UDP_L4)
 #define NETIF_F_HW_TLS_TX	__NETIF_F(HW_TLS_TX)
 #define NETIF_F_HW_TLS_RX	__NETIF_F(HW_TLS_RX)
+#define NETIF_F_HW_MACSEC	__NETIF_F(HW_MACSEC)
 
 /* Finds the next feature with the highest number of the range of start till 0.
  */