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authorAntoine Tenart <antoine.tenart@bootlin.com>2020-03-25 15:52:30 +0300
committerDavid S. Miller <davem@davemloft.net>2020-03-27 06:17:36 +0300
commit5908220b2b3d6918f88cd645a39e1dcb84d1c5d9 (patch)
treedf2f815ca2e87729a03819c96c94afd57ecb9d30
parent673040c3a82a7564423e09c791e242a846591e30 (diff)
downloadlinux-5908220b2b3d6918f88cd645a39e1dcb84d1c5d9.tar.xz
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>
-rw-r--r--include/linux/netdev_features.h3
-rw-r--r--net/ethtool/common.c1
2 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 34d050bb1ae6..9d53c5ad272c 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -83,6 +83,8 @@ enum {
NETIF_F_HW_TLS_RECORD_BIT, /* Offload TLS record */
NETIF_F_GRO_FRAGLIST_BIT, /* Fraglist GRO */
+ NETIF_F_HW_MACSEC_BIT, /* Offload MACsec operations */
+
/*
* Add your fresh new feature above and remember to update
* netdev_features_strings[] in net/core/ethtool.c and maybe
@@ -154,6 +156,7 @@ enum {
#define NETIF_F_HW_TLS_RX __NETIF_F(HW_TLS_RX)
#define NETIF_F_GRO_FRAGLIST __NETIF_F(GRO_FRAGLIST)
#define NETIF_F_GSO_FRAGLIST __NETIF_F(GSO_FRAGLIST)
+#define NETIF_F_HW_MACSEC __NETIF_F(HW_MACSEC)
/* Finds the next feature with the highest number of the range of start till 0.
*/
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index dab047eec943..51a0941fc62f 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -60,6 +60,7 @@ const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN] = {
[NETIF_F_HW_TLS_TX_BIT] = "tls-hw-tx-offload",
[NETIF_F_HW_TLS_RX_BIT] = "tls-hw-rx-offload",
[NETIF_F_GRO_FRAGLIST_BIT] = "rx-gro-list",
+ [NETIF_F_HW_MACSEC_BIT] = "macsec-hw-offload",
};
const char