1 // SPDX-License-Identifier: GPL-2.0-only 2 3 #include "common.h" 4 5 const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN] = { 6 [NETIF_F_SG_BIT] = "tx-scatter-gather", 7 [NETIF_F_IP_CSUM_BIT] = "tx-checksum-ipv4", 8 [NETIF_F_HW_CSUM_BIT] = "tx-checksum-ip-generic", 9 [NETIF_F_IPV6_CSUM_BIT] = "tx-checksum-ipv6", 10 [NETIF_F_HIGHDMA_BIT] = "highdma", 11 [NETIF_F_FRAGLIST_BIT] = "tx-scatter-gather-fraglist", 12 [NETIF_F_HW_VLAN_CTAG_TX_BIT] = "tx-vlan-hw-insert", 13 14 [NETIF_F_HW_VLAN_CTAG_RX_BIT] = "rx-vlan-hw-parse", 15 [NETIF_F_HW_VLAN_CTAG_FILTER_BIT] = "rx-vlan-filter", 16 [NETIF_F_HW_VLAN_STAG_TX_BIT] = "tx-vlan-stag-hw-insert", 17 [NETIF_F_HW_VLAN_STAG_RX_BIT] = "rx-vlan-stag-hw-parse", 18 [NETIF_F_HW_VLAN_STAG_FILTER_BIT] = "rx-vlan-stag-filter", 19 [NETIF_F_VLAN_CHALLENGED_BIT] = "vlan-challenged", 20 [NETIF_F_GSO_BIT] = "tx-generic-segmentation", 21 [NETIF_F_LLTX_BIT] = "tx-lockless", 22 [NETIF_F_NETNS_LOCAL_BIT] = "netns-local", 23 [NETIF_F_GRO_BIT] = "rx-gro", 24 [NETIF_F_GRO_HW_BIT] = "rx-gro-hw", 25 [NETIF_F_LRO_BIT] = "rx-lro", 26 27 [NETIF_F_TSO_BIT] = "tx-tcp-segmentation", 28 [NETIF_F_GSO_ROBUST_BIT] = "tx-gso-robust", 29 [NETIF_F_TSO_ECN_BIT] = "tx-tcp-ecn-segmentation", 30 [NETIF_F_TSO_MANGLEID_BIT] = "tx-tcp-mangleid-segmentation", 31 [NETIF_F_TSO6_BIT] = "tx-tcp6-segmentation", 32 [NETIF_F_FSO_BIT] = "tx-fcoe-segmentation", 33 [NETIF_F_GSO_GRE_BIT] = "tx-gre-segmentation", 34 [NETIF_F_GSO_GRE_CSUM_BIT] = "tx-gre-csum-segmentation", 35 [NETIF_F_GSO_IPXIP4_BIT] = "tx-ipxip4-segmentation", 36 [NETIF_F_GSO_IPXIP6_BIT] = "tx-ipxip6-segmentation", 37 [NETIF_F_GSO_UDP_TUNNEL_BIT] = "tx-udp_tnl-segmentation", 38 [NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT] = "tx-udp_tnl-csum-segmentation", 39 [NETIF_F_GSO_PARTIAL_BIT] = "tx-gso-partial", 40 [NETIF_F_GSO_SCTP_BIT] = "tx-sctp-segmentation", 41 [NETIF_F_GSO_ESP_BIT] = "tx-esp-segmentation", 42 [NETIF_F_GSO_UDP_L4_BIT] = "tx-udp-segmentation", 43 44 [NETIF_F_FCOE_CRC_BIT] = "tx-checksum-fcoe-crc", 45 [NETIF_F_SCTP_CRC_BIT] = "tx-checksum-sctp", 46 [NETIF_F_FCOE_MTU_BIT] = "fcoe-mtu", 47 [NETIF_F_NTUPLE_BIT] = "rx-ntuple-filter", 48 [NETIF_F_RXHASH_BIT] = "rx-hashing", 49 [NETIF_F_RXCSUM_BIT] = "rx-checksum", 50 [NETIF_F_NOCACHE_COPY_BIT] = "tx-nocache-copy", 51 [NETIF_F_LOOPBACK_BIT] = "loopback", 52 [NETIF_F_RXFCS_BIT] = "rx-fcs", 53 [NETIF_F_RXALL_BIT] = "rx-all", 54 [NETIF_F_HW_L2FW_DOFFLOAD_BIT] = "l2-fwd-offload", 55 [NETIF_F_HW_TC_BIT] = "hw-tc-offload", 56 [NETIF_F_HW_ESP_BIT] = "esp-hw-offload", 57 [NETIF_F_HW_ESP_TX_CSUM_BIT] = "esp-tx-csum-hw-offload", 58 [NETIF_F_RX_UDP_TUNNEL_PORT_BIT] = "rx-udp_tunnel-port-offload", 59 [NETIF_F_HW_TLS_RECORD_BIT] = "tls-hw-record", 60 [NETIF_F_HW_TLS_TX_BIT] = "tls-hw-tx-offload", 61 [NETIF_F_HW_TLS_RX_BIT] = "tls-hw-rx-offload", 62 [NETIF_F_GRO_FRAGLIST_BIT] = "rx-gro-list", 63 }; 64 65 const char 66 rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN] = { 67 [ETH_RSS_HASH_TOP_BIT] = "toeplitz", 68 [ETH_RSS_HASH_XOR_BIT] = "xor", 69 [ETH_RSS_HASH_CRC32_BIT] = "crc32", 70 }; 71 72 const char 73 tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN] = { 74 [ETHTOOL_ID_UNSPEC] = "Unspec", 75 [ETHTOOL_RX_COPYBREAK] = "rx-copybreak", 76 [ETHTOOL_TX_COPYBREAK] = "tx-copybreak", 77 [ETHTOOL_PFC_PREVENTION_TOUT] = "pfc-prevention-tout", 78 }; 79 80 const char 81 phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN] = { 82 [ETHTOOL_ID_UNSPEC] = "Unspec", 83 [ETHTOOL_PHY_DOWNSHIFT] = "phy-downshift", 84 [ETHTOOL_PHY_FAST_LINK_DOWN] = "phy-fast-link-down", 85 [ETHTOOL_PHY_EDPD] = "phy-energy-detect-power-down", 86 }; 87 88 #define __LINK_MODE_NAME(speed, type, duplex) \ 89 #speed "base" #type "/" #duplex 90 #define __DEFINE_LINK_MODE_NAME(speed, type, duplex) \ 91 [ETHTOOL_LINK_MODE(speed, type, duplex)] = \ 92 __LINK_MODE_NAME(speed, type, duplex) 93 #define __DEFINE_SPECIAL_MODE_NAME(_mode, _name) \ 94 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = _name 95 96 const char link_mode_names[][ETH_GSTRING_LEN] = { 97 __DEFINE_LINK_MODE_NAME(10, T, Half), 98 __DEFINE_LINK_MODE_NAME(10, T, Full), 99 __DEFINE_LINK_MODE_NAME(100, T, Half), 100 __DEFINE_LINK_MODE_NAME(100, T, Full), 101 __DEFINE_LINK_MODE_NAME(1000, T, Half), 102 __DEFINE_LINK_MODE_NAME(1000, T, Full), 103 __DEFINE_SPECIAL_MODE_NAME(Autoneg, "Autoneg"), 104 __DEFINE_SPECIAL_MODE_NAME(TP, "TP"), 105 __DEFINE_SPECIAL_MODE_NAME(AUI, "AUI"), 106 __DEFINE_SPECIAL_MODE_NAME(MII, "MII"), 107 __DEFINE_SPECIAL_MODE_NAME(FIBRE, "FIBRE"), 108 __DEFINE_SPECIAL_MODE_NAME(BNC, "BNC"), 109 __DEFINE_LINK_MODE_NAME(10000, T, Full), 110 __DEFINE_SPECIAL_MODE_NAME(Pause, "Pause"), 111 __DEFINE_SPECIAL_MODE_NAME(Asym_Pause, "Asym_Pause"), 112 __DEFINE_LINK_MODE_NAME(2500, X, Full), 113 __DEFINE_SPECIAL_MODE_NAME(Backplane, "Backplane"), 114 __DEFINE_LINK_MODE_NAME(1000, KX, Full), 115 __DEFINE_LINK_MODE_NAME(10000, KX4, Full), 116 __DEFINE_LINK_MODE_NAME(10000, KR, Full), 117 __DEFINE_SPECIAL_MODE_NAME(10000baseR_FEC, "10000baseR_FEC"), 118 __DEFINE_LINK_MODE_NAME(20000, MLD2, Full), 119 __DEFINE_LINK_MODE_NAME(20000, KR2, Full), 120 __DEFINE_LINK_MODE_NAME(40000, KR4, Full), 121 __DEFINE_LINK_MODE_NAME(40000, CR4, Full), 122 __DEFINE_LINK_MODE_NAME(40000, SR4, Full), 123 __DEFINE_LINK_MODE_NAME(40000, LR4, Full), 124 __DEFINE_LINK_MODE_NAME(56000, KR4, Full), 125 __DEFINE_LINK_MODE_NAME(56000, CR4, Full), 126 __DEFINE_LINK_MODE_NAME(56000, SR4, Full), 127 __DEFINE_LINK_MODE_NAME(56000, LR4, Full), 128 __DEFINE_LINK_MODE_NAME(25000, CR, Full), 129 __DEFINE_LINK_MODE_NAME(25000, KR, Full), 130 __DEFINE_LINK_MODE_NAME(25000, SR, Full), 131 __DEFINE_LINK_MODE_NAME(50000, CR2, Full), 132 __DEFINE_LINK_MODE_NAME(50000, KR2, Full), 133 __DEFINE_LINK_MODE_NAME(100000, KR4, Full), 134 __DEFINE_LINK_MODE_NAME(100000, SR4, Full), 135 __DEFINE_LINK_MODE_NAME(100000, CR4, Full), 136 __DEFINE_LINK_MODE_NAME(100000, LR4_ER4, Full), 137 __DEFINE_LINK_MODE_NAME(50000, SR2, Full), 138 __DEFINE_LINK_MODE_NAME(1000, X, Full), 139 __DEFINE_LINK_MODE_NAME(10000, CR, Full), 140 __DEFINE_LINK_MODE_NAME(10000, SR, Full), 141 __DEFINE_LINK_MODE_NAME(10000, LR, Full), 142 __DEFINE_LINK_MODE_NAME(10000, LRM, Full), 143 __DEFINE_LINK_MODE_NAME(10000, ER, Full), 144 __DEFINE_LINK_MODE_NAME(2500, T, Full), 145 __DEFINE_LINK_MODE_NAME(5000, T, Full), 146 __DEFINE_SPECIAL_MODE_NAME(FEC_NONE, "None"), 147 __DEFINE_SPECIAL_MODE_NAME(FEC_RS, "RS"), 148 __DEFINE_SPECIAL_MODE_NAME(FEC_BASER, "BASER"), 149 __DEFINE_LINK_MODE_NAME(50000, KR, Full), 150 __DEFINE_LINK_MODE_NAME(50000, SR, Full), 151 __DEFINE_LINK_MODE_NAME(50000, CR, Full), 152 __DEFINE_LINK_MODE_NAME(50000, LR_ER_FR, Full), 153 __DEFINE_LINK_MODE_NAME(50000, DR, Full), 154 __DEFINE_LINK_MODE_NAME(100000, KR2, Full), 155 __DEFINE_LINK_MODE_NAME(100000, SR2, Full), 156 __DEFINE_LINK_MODE_NAME(100000, CR2, Full), 157 __DEFINE_LINK_MODE_NAME(100000, LR2_ER2_FR2, Full), 158 __DEFINE_LINK_MODE_NAME(100000, DR2, Full), 159 __DEFINE_LINK_MODE_NAME(200000, KR4, Full), 160 __DEFINE_LINK_MODE_NAME(200000, SR4, Full), 161 __DEFINE_LINK_MODE_NAME(200000, LR4_ER4_FR4, Full), 162 __DEFINE_LINK_MODE_NAME(200000, DR4, Full), 163 __DEFINE_LINK_MODE_NAME(200000, CR4, Full), 164 __DEFINE_LINK_MODE_NAME(100, T1, Full), 165 __DEFINE_LINK_MODE_NAME(1000, T1, Full), 166 __DEFINE_LINK_MODE_NAME(400000, KR8, Full), 167 __DEFINE_LINK_MODE_NAME(400000, SR8, Full), 168 __DEFINE_LINK_MODE_NAME(400000, LR8_ER8_FR8, Full), 169 __DEFINE_LINK_MODE_NAME(400000, DR8, Full), 170 __DEFINE_LINK_MODE_NAME(400000, CR8, Full), 171 }; 172 static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS); 173 174 /* return false if legacy contained non-0 deprecated fields 175 * maxtxpkt/maxrxpkt. rest of ksettings always updated 176 */ 177 bool 178 convert_legacy_settings_to_link_ksettings( 179 struct ethtool_link_ksettings *link_ksettings, 180 const struct ethtool_cmd *legacy_settings) 181 { 182 bool retval = true; 183 184 memset(link_ksettings, 0, sizeof(*link_ksettings)); 185 186 /* This is used to tell users that driver is still using these 187 * deprecated legacy fields, and they should not use 188 * %ETHTOOL_GLINKSETTINGS/%ETHTOOL_SLINKSETTINGS 189 */ 190 if (legacy_settings->maxtxpkt || 191 legacy_settings->maxrxpkt) 192 retval = false; 193 194 ethtool_convert_legacy_u32_to_link_mode( 195 link_ksettings->link_modes.supported, 196 legacy_settings->supported); 197 ethtool_convert_legacy_u32_to_link_mode( 198 link_ksettings->link_modes.advertising, 199 legacy_settings->advertising); 200 ethtool_convert_legacy_u32_to_link_mode( 201 link_ksettings->link_modes.lp_advertising, 202 legacy_settings->lp_advertising); 203 link_ksettings->base.speed 204 = ethtool_cmd_speed(legacy_settings); 205 link_ksettings->base.duplex 206 = legacy_settings->duplex; 207 link_ksettings->base.port 208 = legacy_settings->port; 209 link_ksettings->base.phy_address 210 = legacy_settings->phy_address; 211 link_ksettings->base.autoneg 212 = legacy_settings->autoneg; 213 link_ksettings->base.mdio_support 214 = legacy_settings->mdio_support; 215 link_ksettings->base.eth_tp_mdix 216 = legacy_settings->eth_tp_mdix; 217 link_ksettings->base.eth_tp_mdix_ctrl 218 = legacy_settings->eth_tp_mdix_ctrl; 219 return retval; 220 } 221 222 int __ethtool_get_link(struct net_device *dev) 223 { 224 if (!dev->ethtool_ops->get_link) 225 return -EOPNOTSUPP; 226 227 return netif_running(dev) && dev->ethtool_ops->get_link(dev); 228 } 229