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net: introduce the MACSEC netdev feature

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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>
This commit is contained in:
Antoine Tenart 2020-03-25 15:52:30 +03:00 committed by David S. Miller
parent 673040c3a8
commit 5908220b2b
2 changed files with 4 additions and 0 deletions
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3
include/linux/netdev_features.h
View file

@ -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.
*/

1
net/ethtool/common.c
View file

@ -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