net: Add ESP offload features
This patch adds netdev features to configure IPsec offloads.
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 9a04195..1d4737c 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -54,8 +54,9 @@ enum {
*/
NETIF_F_GSO_TUNNEL_REMCSUM_BIT, /* ... TUNNEL with TSO & REMCSUM */
NETIF_F_GSO_SCTP_BIT, /* ... SCTP fragmentation */
+ NETIF_F_GSO_ESP_BIT, /* ... ESP with TSO */
/**/NETIF_F_GSO_LAST = /* last bit, see GSO_MASK */
- NETIF_F_GSO_SCTP_BIT,
+ NETIF_F_GSO_ESP_BIT,
NETIF_F_FCOE_CRC_BIT, /* FCoE CRC32 */
NETIF_F_SCTP_CRC_BIT, /* SCTP checksum offload */
@@ -73,6 +74,8 @@ enum {
NETIF_F_HW_L2FW_DOFFLOAD_BIT, /* Allow L2 Forwarding in Hardware */
NETIF_F_HW_TC_BIT, /* Offload TC infrastructure */
+ NETIF_F_HW_ESP_BIT, /* Hardware ESP transformation offload */
+ NETIF_F_HW_ESP_TX_CSUM_BIT, /* ESP with TX checksum offload */
/*
* Add your fresh new feature above and remember to update
@@ -129,11 +132,14 @@ enum {
#define NETIF_F_GSO_PARTIAL __NETIF_F(GSO_PARTIAL)
#define NETIF_F_GSO_TUNNEL_REMCSUM __NETIF_F(GSO_TUNNEL_REMCSUM)
#define NETIF_F_GSO_SCTP __NETIF_F(GSO_SCTP)
+#define NETIF_F_GSO_ESP __NETIF_F(GSO_ESP)
#define NETIF_F_HW_VLAN_STAG_FILTER __NETIF_F(HW_VLAN_STAG_FILTER)
#define NETIF_F_HW_VLAN_STAG_RX __NETIF_F(HW_VLAN_STAG_RX)
#define NETIF_F_HW_VLAN_STAG_TX __NETIF_F(HW_VLAN_STAG_TX)
#define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD)
#define NETIF_F_HW_TC __NETIF_F(HW_TC)
+#define NETIF_F_HW_ESP __NETIF_F(HW_ESP)
+#define NETIF_F_HW_ESP_TX_CSUM __NETIF_F(HW_ESP_TX_CSUM)
#define for_each_netdev_feature(mask_addr, bit) \
for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT)