/* * Network device features. * * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #ifndef _LINUX_NETDEV_FEATURES_H #define _LINUX_NETDEV_FEATURES_H #include typedef u64 netdev_features_t; enum { NETIF_F_SG_BIT, NETIF_F_IP_CSUM_BIT, __UNUSED_NETIF_F_1, NETIF_F_HW_CSUM_BIT, NETIF_F_IPV6_CSUM_BIT, NETIF_F_HIGHDMA_BIT, NETIF_F_FRAGLIST_BIT, NETIF_F_HW_VLAN_TX_BIT, NETIF_F_HW_VLAN_RX_BIT, NETIF_F_HW_VLAN_FILTER_BIT, NETIF_F_VLAN_CHALLENGED_BIT, NETIF_F_GSO_BIT, NETIF_F_LLTX_BIT, NETIF_F_NETNS_LOCAL_BIT, NETIF_F_GRO_BIT, NETIF_F_LRO_BIT, NETIF_F_GSO_SHIFT, NETIF_F_TSO_BIT = NETIF_F_GSO_SHIFT, NETIF_F_UFO_BIT, NETIF_F_GSO_ROBUST_BIT, NETIF_F_TSO_ECN_BIT, NETIF_F_TSO6_BIT, NETIF_F_FSO_BIT, NETIF_F_GSO_RESERVED1, NETIF_F_GSO_LAST, NETIF_F_GSO_RESERVED2 = NETIF_F_GSO_LAST, NETIF_F_FCOE_CRC_BIT, NETIF_F_SCTP_CSUM_BIT, NETIF_F_FCOE_MTU_BIT, NETIF_F_NTUPLE_BIT, NETIF_F_RXHASH_BIT, NETIF_F_RXCSUM_BIT, NETIF_F_NOCACHE_COPY_BIT, NETIF_F_LOOPBACK_BIT, NETIF_F_RXFCS_BIT, NETIF_F_RXALL_BIT, NETDEV_FEATURE_COUNT }; #define __NETIF_F_BIT(bit) ((netdev_features_t)1 << (bit)) #define __NETIF_F(name) __NETIF_F_BIT(NETIF_F_##name##_BIT) #define NETIF_F_FCOE_CRC __NETIF_F(FCOE_CRC) #define NETIF_F_FCOE_MTU __NETIF_F(FCOE_MTU) #define NETIF_F_FRAGLIST __NETIF_F(FRAGLIST) #define NETIF_F_FSO __NETIF_F(FSO) #define NETIF_F_GRO __NETIF_F(GRO) #define NETIF_F_GSO __NETIF_F(GSO) #define NETIF_F_GSO_ROBUST __NETIF_F(GSO_ROBUST) #define NETIF_F_HIGHDMA __NETIF_F(HIGHDMA) #define NETIF_F_HW_CSUM __NETIF_F(HW_CSUM) #define NETIF_F_HW_VLAN_FILTER __NETIF_F(HW_VLAN_FILTER) #define NETIF_F_HW_VLAN_RX __NETIF_F(HW_VLAN_RX) #define NETIF_F_HW_VLAN_TX __NETIF_F(HW_VLAN_TX) #define NETIF_F_IP_CSUM __NETIF_F(IP_CSUM) #define NETIF_F_IPV6_CSUM __NETIF_F(IPV6_CSUM) #define NETIF_F_LLTX __NETIF_F(LLTX) #define NETIF_F_LOOPBACK __NETIF_F(LOOPBACK) #define NETIF_F_LRO __NETIF_F(LRO) #define NETIF_F_NETNS_LOCAL __NETIF_F(NETNS_LOCAL) #define NETIF_F_NOCACHE_COPY __NETIF_F(NOCACHE_COPY) #define NETIF_F_NTUPLE __NETIF_F(NTUPLE) #define NETIF_F_RXCSUM __NETIF_F(RXCSUM) #define NETIF_F_RXHASH __NETIF_F(RXHASH) #define NETIF_F_SCTP_CSUM __NETIF_F(SCTP_CSUM) #define NETIF_F_SG __NETIF_F(SG) #define NETIF_F_TSO6 __NETIF_F(TSO6) #define NETIF_F_TSO_ECN __NETIF_F(TSO_ECN) #define NETIF_F_TSO __NETIF_F(TSO) #define NETIF_F_UFO __NETIF_F(UFO) #define NETIF_F_VLAN_CHALLENGED __NETIF_F(VLAN_CHALLENGED) #define NETIF_F_RXFCS __NETIF_F(RXFCS) #define NETIF_F_RXALL __NETIF_F(RXALL) #define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \ NETIF_F_LLTX | NETIF_F_NETNS_LOCAL) #define NETIF_F_ETHTOOL_BITS ((__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) | \ (__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) - 1)) & \ ~NETIF_F_NEVER_CHANGE) #define NETIF_F_GSO_MASK (__NETIF_F_BIT(NETIF_F_GSO_LAST + 1) - \ __NETIF_F_BIT(NETIF_F_GSO_SHIFT)) #define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | \ NETIF_F_TSO6 | NETIF_F_UFO) #define NETIF_F_GEN_CSUM NETIF_F_HW_CSUM #define NETIF_F_V4_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IP_CSUM) #define NETIF_F_V6_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM) #define NETIF_F_ALL_CSUM (NETIF_F_V4_CSUM | NETIF_F_V6_CSUM) #define NETIF_F_ALL_TSO (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN) #define NETIF_F_ALL_FCOE (NETIF_F_FCOE_CRC | NETIF_F_FCOE_MTU | \ NETIF_F_FSO) #define NETIF_F_ONE_FOR_ALL (NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ROBUST | \ NETIF_F_SG | NETIF_F_HIGHDMA | \ NETIF_F_FRAGLIST | NETIF_F_VLAN_CHALLENGED) #define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO) #define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO) #endif