1 // SPDX-License-Identifier: GPL-2.0-only 2 3 #include <linux/ethtool_netlink.h> 4 #include <linux/net_tstamp.h> 5 #include <linux/phy.h> 6 #include <linux/rtnetlink.h> 7 #include <linux/ptp_clock_kernel.h> 8 9 #include "netlink.h" 10 #include "common.h" 11 12 const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN] = { 13 [NETIF_F_SG_BIT] = "tx-scatter-gather", 14 [NETIF_F_IP_CSUM_BIT] = "tx-checksum-ipv4", 15 [NETIF_F_HW_CSUM_BIT] = "tx-checksum-ip-generic", 16 [NETIF_F_IPV6_CSUM_BIT] = "tx-checksum-ipv6", 17 [NETIF_F_HIGHDMA_BIT] = "highdma", 18 [NETIF_F_FRAGLIST_BIT] = "tx-scatter-gather-fraglist", 19 [NETIF_F_HW_VLAN_CTAG_TX_BIT] = "tx-vlan-hw-insert", 20 21 [NETIF_F_HW_VLAN_CTAG_RX_BIT] = "rx-vlan-hw-parse", 22 [NETIF_F_HW_VLAN_CTAG_FILTER_BIT] = "rx-vlan-filter", 23 [NETIF_F_HW_VLAN_STAG_TX_BIT] = "tx-vlan-stag-hw-insert", 24 [NETIF_F_HW_VLAN_STAG_RX_BIT] = "rx-vlan-stag-hw-parse", 25 [NETIF_F_HW_VLAN_STAG_FILTER_BIT] = "rx-vlan-stag-filter", 26 [NETIF_F_VLAN_CHALLENGED_BIT] = "vlan-challenged", 27 [NETIF_F_GSO_BIT] = "tx-generic-segmentation", 28 [NETIF_F_GRO_BIT] = "rx-gro", 29 [NETIF_F_GRO_HW_BIT] = "rx-gro-hw", 30 [NETIF_F_LRO_BIT] = "rx-lro", 31 32 [NETIF_F_TSO_BIT] = "tx-tcp-segmentation", 33 [NETIF_F_GSO_ROBUST_BIT] = "tx-gso-robust", 34 [NETIF_F_TSO_ECN_BIT] = "tx-tcp-ecn-segmentation", 35 [NETIF_F_TSO_MANGLEID_BIT] = "tx-tcp-mangleid-segmentation", 36 [NETIF_F_TSO6_BIT] = "tx-tcp6-segmentation", 37 [NETIF_F_FSO_BIT] = "tx-fcoe-segmentation", 38 [NETIF_F_GSO_GRE_BIT] = "tx-gre-segmentation", 39 [NETIF_F_GSO_GRE_CSUM_BIT] = "tx-gre-csum-segmentation", 40 [NETIF_F_GSO_IPXIP4_BIT] = "tx-ipxip4-segmentation", 41 [NETIF_F_GSO_IPXIP6_BIT] = "tx-ipxip6-segmentation", 42 [NETIF_F_GSO_UDP_TUNNEL_BIT] = "tx-udp_tnl-segmentation", 43 [NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT] = "tx-udp_tnl-csum-segmentation", 44 [NETIF_F_GSO_PARTIAL_BIT] = "tx-gso-partial", 45 [NETIF_F_GSO_TUNNEL_REMCSUM_BIT] = "tx-tunnel-remcsum-segmentation", 46 [NETIF_F_GSO_SCTP_BIT] = "tx-sctp-segmentation", 47 [NETIF_F_GSO_ESP_BIT] = "tx-esp-segmentation", 48 [NETIF_F_GSO_UDP_L4_BIT] = "tx-udp-segmentation", 49 [NETIF_F_GSO_FRAGLIST_BIT] = "tx-gso-list", 50 51 [NETIF_F_FCOE_CRC_BIT] = "tx-checksum-fcoe-crc", 52 [NETIF_F_SCTP_CRC_BIT] = "tx-checksum-sctp", 53 [NETIF_F_NTUPLE_BIT] = "rx-ntuple-filter", 54 [NETIF_F_RXHASH_BIT] = "rx-hashing", 55 [NETIF_F_RXCSUM_BIT] = "rx-checksum", 56 [NETIF_F_NOCACHE_COPY_BIT] = "tx-nocache-copy", 57 [NETIF_F_LOOPBACK_BIT] = "loopback", 58 [NETIF_F_RXFCS_BIT] = "rx-fcs", 59 [NETIF_F_RXALL_BIT] = "rx-all", 60 [NETIF_F_HW_L2FW_DOFFLOAD_BIT] = "l2-fwd-offload", 61 [NETIF_F_HW_TC_BIT] = "hw-tc-offload", 62 [NETIF_F_HW_ESP_BIT] = "esp-hw-offload", 63 [NETIF_F_HW_ESP_TX_CSUM_BIT] = "esp-tx-csum-hw-offload", 64 [NETIF_F_RX_UDP_TUNNEL_PORT_BIT] = "rx-udp_tunnel-port-offload", 65 [NETIF_F_HW_TLS_RECORD_BIT] = "tls-hw-record", 66 [NETIF_F_HW_TLS_TX_BIT] = "tls-hw-tx-offload", 67 [NETIF_F_HW_TLS_RX_BIT] = "tls-hw-rx-offload", 68 [NETIF_F_GRO_FRAGLIST_BIT] = "rx-gro-list", 69 [NETIF_F_HW_MACSEC_BIT] = "macsec-hw-offload", 70 [NETIF_F_GRO_UDP_FWD_BIT] = "rx-udp-gro-forwarding", 71 [NETIF_F_HW_HSR_TAG_INS_BIT] = "hsr-tag-ins-offload", 72 [NETIF_F_HW_HSR_TAG_RM_BIT] = "hsr-tag-rm-offload", 73 [NETIF_F_HW_HSR_FWD_BIT] = "hsr-fwd-offload", 74 [NETIF_F_HW_HSR_DUP_BIT] = "hsr-dup-offload", 75 }; 76 77 const char 78 rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN] = { 79 [ETH_RSS_HASH_TOP_BIT] = "toeplitz", 80 [ETH_RSS_HASH_XOR_BIT] = "xor", 81 [ETH_RSS_HASH_CRC32_BIT] = "crc32", 82 }; 83 84 const char 85 tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN] = { 86 [ETHTOOL_ID_UNSPEC] = "Unspec", 87 [ETHTOOL_RX_COPYBREAK] = "rx-copybreak", 88 [ETHTOOL_TX_COPYBREAK] = "tx-copybreak", 89 [ETHTOOL_PFC_PREVENTION_TOUT] = "pfc-prevention-tout", 90 [ETHTOOL_TX_COPYBREAK_BUF_SIZE] = "tx-copybreak-buf-size", 91 }; 92 93 const char 94 phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN] = { 95 [ETHTOOL_ID_UNSPEC] = "Unspec", 96 [ETHTOOL_PHY_DOWNSHIFT] = "phy-downshift", 97 [ETHTOOL_PHY_FAST_LINK_DOWN] = "phy-fast-link-down", 98 [ETHTOOL_PHY_EDPD] = "phy-energy-detect-power-down", 99 }; 100 101 #define __LINK_MODE_NAME(speed, type, duplex) \ 102 #speed "base" #type "/" #duplex 103 #define __DEFINE_LINK_MODE_NAME(speed, type, duplex) \ 104 [ETHTOOL_LINK_MODE(speed, type, duplex)] = \ 105 __LINK_MODE_NAME(speed, type, duplex) 106 #define __DEFINE_SPECIAL_MODE_NAME(_mode, _name) \ 107 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = _name 108 109 const char link_mode_names[][ETH_GSTRING_LEN] = { 110 __DEFINE_LINK_MODE_NAME(10, T, Half), 111 __DEFINE_LINK_MODE_NAME(10, T, Full), 112 __DEFINE_LINK_MODE_NAME(100, T, Half), 113 __DEFINE_LINK_MODE_NAME(100, T, Full), 114 __DEFINE_LINK_MODE_NAME(1000, T, Half), 115 __DEFINE_LINK_MODE_NAME(1000, T, Full), 116 __DEFINE_SPECIAL_MODE_NAME(Autoneg, "Autoneg"), 117 __DEFINE_SPECIAL_MODE_NAME(TP, "TP"), 118 __DEFINE_SPECIAL_MODE_NAME(AUI, "AUI"), 119 __DEFINE_SPECIAL_MODE_NAME(MII, "MII"), 120 __DEFINE_SPECIAL_MODE_NAME(FIBRE, "FIBRE"), 121 __DEFINE_SPECIAL_MODE_NAME(BNC, "BNC"), 122 __DEFINE_LINK_MODE_NAME(10000, T, Full), 123 __DEFINE_SPECIAL_MODE_NAME(Pause, "Pause"), 124 __DEFINE_SPECIAL_MODE_NAME(Asym_Pause, "Asym_Pause"), 125 __DEFINE_LINK_MODE_NAME(2500, X, Full), 126 __DEFINE_SPECIAL_MODE_NAME(Backplane, "Backplane"), 127 __DEFINE_LINK_MODE_NAME(1000, KX, Full), 128 __DEFINE_LINK_MODE_NAME(10000, KX4, Full), 129 __DEFINE_LINK_MODE_NAME(10000, KR, Full), 130 __DEFINE_SPECIAL_MODE_NAME(10000baseR_FEC, "10000baseR_FEC"), 131 __DEFINE_LINK_MODE_NAME(20000, MLD2, Full), 132 __DEFINE_LINK_MODE_NAME(20000, KR2, Full), 133 __DEFINE_LINK_MODE_NAME(40000, KR4, Full), 134 __DEFINE_LINK_MODE_NAME(40000, CR4, Full), 135 __DEFINE_LINK_MODE_NAME(40000, SR4, Full), 136 __DEFINE_LINK_MODE_NAME(40000, LR4, Full), 137 __DEFINE_LINK_MODE_NAME(56000, KR4, Full), 138 __DEFINE_LINK_MODE_NAME(56000, CR4, Full), 139 __DEFINE_LINK_MODE_NAME(56000, SR4, Full), 140 __DEFINE_LINK_MODE_NAME(56000, LR4, Full), 141 __DEFINE_LINK_MODE_NAME(25000, CR, Full), 142 __DEFINE_LINK_MODE_NAME(25000, KR, Full), 143 __DEFINE_LINK_MODE_NAME(25000, SR, Full), 144 __DEFINE_LINK_MODE_NAME(50000, CR2, Full), 145 __DEFINE_LINK_MODE_NAME(50000, KR2, Full), 146 __DEFINE_LINK_MODE_NAME(100000, KR4, Full), 147 __DEFINE_LINK_MODE_NAME(100000, SR4, Full), 148 __DEFINE_LINK_MODE_NAME(100000, CR4, Full), 149 __DEFINE_LINK_MODE_NAME(100000, LR4_ER4, Full), 150 __DEFINE_LINK_MODE_NAME(50000, SR2, Full), 151 __DEFINE_LINK_MODE_NAME(1000, X, Full), 152 __DEFINE_LINK_MODE_NAME(10000, CR, Full), 153 __DEFINE_LINK_MODE_NAME(10000, SR, Full), 154 __DEFINE_LINK_MODE_NAME(10000, LR, Full), 155 __DEFINE_LINK_MODE_NAME(10000, LRM, Full), 156 __DEFINE_LINK_MODE_NAME(10000, ER, Full), 157 __DEFINE_LINK_MODE_NAME(2500, T, Full), 158 __DEFINE_LINK_MODE_NAME(5000, T, Full), 159 __DEFINE_SPECIAL_MODE_NAME(FEC_NONE, "None"), 160 __DEFINE_SPECIAL_MODE_NAME(FEC_RS, "RS"), 161 __DEFINE_SPECIAL_MODE_NAME(FEC_BASER, "BASER"), 162 __DEFINE_LINK_MODE_NAME(50000, KR, Full), 163 __DEFINE_LINK_MODE_NAME(50000, SR, Full), 164 __DEFINE_LINK_MODE_NAME(50000, CR, Full), 165 __DEFINE_LINK_MODE_NAME(50000, LR_ER_FR, Full), 166 __DEFINE_LINK_MODE_NAME(50000, DR, Full), 167 __DEFINE_LINK_MODE_NAME(100000, KR2, Full), 168 __DEFINE_LINK_MODE_NAME(100000, SR2, Full), 169 __DEFINE_LINK_MODE_NAME(100000, CR2, Full), 170 __DEFINE_LINK_MODE_NAME(100000, LR2_ER2_FR2, Full), 171 __DEFINE_LINK_MODE_NAME(100000, DR2, Full), 172 __DEFINE_LINK_MODE_NAME(200000, KR4, Full), 173 __DEFINE_LINK_MODE_NAME(200000, SR4, Full), 174 __DEFINE_LINK_MODE_NAME(200000, LR4_ER4_FR4, Full), 175 __DEFINE_LINK_MODE_NAME(200000, DR4, Full), 176 __DEFINE_LINK_MODE_NAME(200000, CR4, Full), 177 __DEFINE_LINK_MODE_NAME(100, T1, Full), 178 __DEFINE_LINK_MODE_NAME(1000, T1, Full), 179 __DEFINE_LINK_MODE_NAME(400000, KR8, Full), 180 __DEFINE_LINK_MODE_NAME(400000, SR8, Full), 181 __DEFINE_LINK_MODE_NAME(400000, LR8_ER8_FR8, Full), 182 __DEFINE_LINK_MODE_NAME(400000, DR8, Full), 183 __DEFINE_LINK_MODE_NAME(400000, CR8, Full), 184 __DEFINE_SPECIAL_MODE_NAME(FEC_LLRS, "LLRS"), 185 __DEFINE_LINK_MODE_NAME(100000, KR, Full), 186 __DEFINE_LINK_MODE_NAME(100000, SR, Full), 187 __DEFINE_LINK_MODE_NAME(100000, LR_ER_FR, Full), 188 __DEFINE_LINK_MODE_NAME(100000, DR, Full), 189 __DEFINE_LINK_MODE_NAME(100000, CR, Full), 190 __DEFINE_LINK_MODE_NAME(200000, KR2, Full), 191 __DEFINE_LINK_MODE_NAME(200000, SR2, Full), 192 __DEFINE_LINK_MODE_NAME(200000, LR2_ER2_FR2, Full), 193 __DEFINE_LINK_MODE_NAME(200000, DR2, Full), 194 __DEFINE_LINK_MODE_NAME(200000, CR2, Full), 195 __DEFINE_LINK_MODE_NAME(400000, KR4, Full), 196 __DEFINE_LINK_MODE_NAME(400000, SR4, Full), 197 __DEFINE_LINK_MODE_NAME(400000, LR4_ER4_FR4, Full), 198 __DEFINE_LINK_MODE_NAME(400000, DR4, Full), 199 __DEFINE_LINK_MODE_NAME(400000, CR4, Full), 200 __DEFINE_LINK_MODE_NAME(100, FX, Half), 201 __DEFINE_LINK_MODE_NAME(100, FX, Full), 202 __DEFINE_LINK_MODE_NAME(10, T1L, Full), 203 __DEFINE_LINK_MODE_NAME(800000, CR8, Full), 204 __DEFINE_LINK_MODE_NAME(800000, KR8, Full), 205 __DEFINE_LINK_MODE_NAME(800000, DR8, Full), 206 __DEFINE_LINK_MODE_NAME(800000, DR8_2, Full), 207 __DEFINE_LINK_MODE_NAME(800000, SR8, Full), 208 __DEFINE_LINK_MODE_NAME(800000, VR8, Full), 209 __DEFINE_LINK_MODE_NAME(10, T1S, Full), 210 __DEFINE_LINK_MODE_NAME(10, T1S, Half), 211 __DEFINE_LINK_MODE_NAME(10, T1S_P2MP, Half), 212 __DEFINE_LINK_MODE_NAME(10, T1BRR, Full), 213 }; 214 static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS); 215 216 #define __LINK_MODE_LANES_CR 1 217 #define __LINK_MODE_LANES_CR2 2 218 #define __LINK_MODE_LANES_CR4 4 219 #define __LINK_MODE_LANES_CR8 8 220 #define __LINK_MODE_LANES_DR 1 221 #define __LINK_MODE_LANES_DR2 2 222 #define __LINK_MODE_LANES_DR4 4 223 #define __LINK_MODE_LANES_DR8 8 224 #define __LINK_MODE_LANES_KR 1 225 #define __LINK_MODE_LANES_KR2 2 226 #define __LINK_MODE_LANES_KR4 4 227 #define __LINK_MODE_LANES_KR8 8 228 #define __LINK_MODE_LANES_SR 1 229 #define __LINK_MODE_LANES_SR2 2 230 #define __LINK_MODE_LANES_SR4 4 231 #define __LINK_MODE_LANES_SR8 8 232 #define __LINK_MODE_LANES_ER 1 233 #define __LINK_MODE_LANES_KX 1 234 #define __LINK_MODE_LANES_KX4 4 235 #define __LINK_MODE_LANES_LR 1 236 #define __LINK_MODE_LANES_LR4 4 237 #define __LINK_MODE_LANES_LR4_ER4 4 238 #define __LINK_MODE_LANES_LR_ER_FR 1 239 #define __LINK_MODE_LANES_LR2_ER2_FR2 2 240 #define __LINK_MODE_LANES_LR4_ER4_FR4 4 241 #define __LINK_MODE_LANES_LR8_ER8_FR8 8 242 #define __LINK_MODE_LANES_LRM 1 243 #define __LINK_MODE_LANES_MLD2 2 244 #define __LINK_MODE_LANES_T 1 245 #define __LINK_MODE_LANES_T1 1 246 #define __LINK_MODE_LANES_X 1 247 #define __LINK_MODE_LANES_FX 1 248 #define __LINK_MODE_LANES_T1L 1 249 #define __LINK_MODE_LANES_T1S 1 250 #define __LINK_MODE_LANES_T1S_P2MP 1 251 #define __LINK_MODE_LANES_VR8 8 252 #define __LINK_MODE_LANES_DR8_2 8 253 #define __LINK_MODE_LANES_T1BRR 1 254 255 #define __DEFINE_LINK_MODE_PARAMS(_speed, _type, _duplex) \ 256 [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { \ 257 .speed = SPEED_ ## _speed, \ 258 .lanes = __LINK_MODE_LANES_ ## _type, \ 259 .duplex = __DUPLEX_ ## _duplex \ 260 } 261 #define __DUPLEX_Half DUPLEX_HALF 262 #define __DUPLEX_Full DUPLEX_FULL 263 #define __DEFINE_SPECIAL_MODE_PARAMS(_mode) \ 264 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = { \ 265 .speed = SPEED_UNKNOWN, \ 266 .lanes = 0, \ 267 .duplex = DUPLEX_UNKNOWN, \ 268 } 269 270 const struct link_mode_info link_mode_params[] = { 271 __DEFINE_LINK_MODE_PARAMS(10, T, Half), 272 __DEFINE_LINK_MODE_PARAMS(10, T, Full), 273 __DEFINE_LINK_MODE_PARAMS(100, T, Half), 274 __DEFINE_LINK_MODE_PARAMS(100, T, Full), 275 __DEFINE_LINK_MODE_PARAMS(1000, T, Half), 276 __DEFINE_LINK_MODE_PARAMS(1000, T, Full), 277 __DEFINE_SPECIAL_MODE_PARAMS(Autoneg), 278 __DEFINE_SPECIAL_MODE_PARAMS(TP), 279 __DEFINE_SPECIAL_MODE_PARAMS(AUI), 280 __DEFINE_SPECIAL_MODE_PARAMS(MII), 281 __DEFINE_SPECIAL_MODE_PARAMS(FIBRE), 282 __DEFINE_SPECIAL_MODE_PARAMS(BNC), 283 __DEFINE_LINK_MODE_PARAMS(10000, T, Full), 284 __DEFINE_SPECIAL_MODE_PARAMS(Pause), 285 __DEFINE_SPECIAL_MODE_PARAMS(Asym_Pause), 286 __DEFINE_LINK_MODE_PARAMS(2500, X, Full), 287 __DEFINE_SPECIAL_MODE_PARAMS(Backplane), 288 __DEFINE_LINK_MODE_PARAMS(1000, KX, Full), 289 __DEFINE_LINK_MODE_PARAMS(10000, KX4, Full), 290 __DEFINE_LINK_MODE_PARAMS(10000, KR, Full), 291 [ETHTOOL_LINK_MODE_10000baseR_FEC_BIT] = { 292 .speed = SPEED_10000, 293 .lanes = 1, 294 .duplex = DUPLEX_FULL, 295 }, 296 __DEFINE_LINK_MODE_PARAMS(20000, MLD2, Full), 297 __DEFINE_LINK_MODE_PARAMS(20000, KR2, Full), 298 __DEFINE_LINK_MODE_PARAMS(40000, KR4, Full), 299 __DEFINE_LINK_MODE_PARAMS(40000, CR4, Full), 300 __DEFINE_LINK_MODE_PARAMS(40000, SR4, Full), 301 __DEFINE_LINK_MODE_PARAMS(40000, LR4, Full), 302 __DEFINE_LINK_MODE_PARAMS(56000, KR4, Full), 303 __DEFINE_LINK_MODE_PARAMS(56000, CR4, Full), 304 __DEFINE_LINK_MODE_PARAMS(56000, SR4, Full), 305 __DEFINE_LINK_MODE_PARAMS(56000, LR4, Full), 306 __DEFINE_LINK_MODE_PARAMS(25000, CR, Full), 307 __DEFINE_LINK_MODE_PARAMS(25000, KR, Full), 308 __DEFINE_LINK_MODE_PARAMS(25000, SR, Full), 309 __DEFINE_LINK_MODE_PARAMS(50000, CR2, Full), 310 __DEFINE_LINK_MODE_PARAMS(50000, KR2, Full), 311 __DEFINE_LINK_MODE_PARAMS(100000, KR4, Full), 312 __DEFINE_LINK_MODE_PARAMS(100000, SR4, Full), 313 __DEFINE_LINK_MODE_PARAMS(100000, CR4, Full), 314 __DEFINE_LINK_MODE_PARAMS(100000, LR4_ER4, Full), 315 __DEFINE_LINK_MODE_PARAMS(50000, SR2, Full), 316 __DEFINE_LINK_MODE_PARAMS(1000, X, Full), 317 __DEFINE_LINK_MODE_PARAMS(10000, CR, Full), 318 __DEFINE_LINK_MODE_PARAMS(10000, SR, Full), 319 __DEFINE_LINK_MODE_PARAMS(10000, LR, Full), 320 __DEFINE_LINK_MODE_PARAMS(10000, LRM, Full), 321 __DEFINE_LINK_MODE_PARAMS(10000, ER, Full), 322 __DEFINE_LINK_MODE_PARAMS(2500, T, Full), 323 __DEFINE_LINK_MODE_PARAMS(5000, T, Full), 324 __DEFINE_SPECIAL_MODE_PARAMS(FEC_NONE), 325 __DEFINE_SPECIAL_MODE_PARAMS(FEC_RS), 326 __DEFINE_SPECIAL_MODE_PARAMS(FEC_BASER), 327 __DEFINE_LINK_MODE_PARAMS(50000, KR, Full), 328 __DEFINE_LINK_MODE_PARAMS(50000, SR, Full), 329 __DEFINE_LINK_MODE_PARAMS(50000, CR, Full), 330 __DEFINE_LINK_MODE_PARAMS(50000, LR_ER_FR, Full), 331 __DEFINE_LINK_MODE_PARAMS(50000, DR, Full), 332 __DEFINE_LINK_MODE_PARAMS(100000, KR2, Full), 333 __DEFINE_LINK_MODE_PARAMS(100000, SR2, Full), 334 __DEFINE_LINK_MODE_PARAMS(100000, CR2, Full), 335 __DEFINE_LINK_MODE_PARAMS(100000, LR2_ER2_FR2, Full), 336 __DEFINE_LINK_MODE_PARAMS(100000, DR2, Full), 337 __DEFINE_LINK_MODE_PARAMS(200000, KR4, Full), 338 __DEFINE_LINK_MODE_PARAMS(200000, SR4, Full), 339 __DEFINE_LINK_MODE_PARAMS(200000, LR4_ER4_FR4, Full), 340 __DEFINE_LINK_MODE_PARAMS(200000, DR4, Full), 341 __DEFINE_LINK_MODE_PARAMS(200000, CR4, Full), 342 __DEFINE_LINK_MODE_PARAMS(100, T1, Full), 343 __DEFINE_LINK_MODE_PARAMS(1000, T1, Full), 344 __DEFINE_LINK_MODE_PARAMS(400000, KR8, Full), 345 __DEFINE_LINK_MODE_PARAMS(400000, SR8, Full), 346 __DEFINE_LINK_MODE_PARAMS(400000, LR8_ER8_FR8, Full), 347 __DEFINE_LINK_MODE_PARAMS(400000, DR8, Full), 348 __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full), 349 __DEFINE_SPECIAL_MODE_PARAMS(FEC_LLRS), 350 __DEFINE_LINK_MODE_PARAMS(100000, KR, Full), 351 __DEFINE_LINK_MODE_PARAMS(100000, SR, Full), 352 __DEFINE_LINK_MODE_PARAMS(100000, LR_ER_FR, Full), 353 __DEFINE_LINK_MODE_PARAMS(100000, DR, Full), 354 __DEFINE_LINK_MODE_PARAMS(100000, CR, Full), 355 __DEFINE_LINK_MODE_PARAMS(200000, KR2, Full), 356 __DEFINE_LINK_MODE_PARAMS(200000, SR2, Full), 357 __DEFINE_LINK_MODE_PARAMS(200000, LR2_ER2_FR2, Full), 358 __DEFINE_LINK_MODE_PARAMS(200000, DR2, Full), 359 __DEFINE_LINK_MODE_PARAMS(200000, CR2, Full), 360 __DEFINE_LINK_MODE_PARAMS(400000, KR4, Full), 361 __DEFINE_LINK_MODE_PARAMS(400000, SR4, Full), 362 __DEFINE_LINK_MODE_PARAMS(400000, LR4_ER4_FR4, Full), 363 __DEFINE_LINK_MODE_PARAMS(400000, DR4, Full), 364 __DEFINE_LINK_MODE_PARAMS(400000, CR4, Full), 365 __DEFINE_LINK_MODE_PARAMS(100, FX, Half), 366 __DEFINE_LINK_MODE_PARAMS(100, FX, Full), 367 __DEFINE_LINK_MODE_PARAMS(10, T1L, Full), 368 __DEFINE_LINK_MODE_PARAMS(800000, CR8, Full), 369 __DEFINE_LINK_MODE_PARAMS(800000, KR8, Full), 370 __DEFINE_LINK_MODE_PARAMS(800000, DR8, Full), 371 __DEFINE_LINK_MODE_PARAMS(800000, DR8_2, Full), 372 __DEFINE_LINK_MODE_PARAMS(800000, SR8, Full), 373 __DEFINE_LINK_MODE_PARAMS(800000, VR8, Full), 374 __DEFINE_LINK_MODE_PARAMS(10, T1S, Full), 375 __DEFINE_LINK_MODE_PARAMS(10, T1S, Half), 376 __DEFINE_LINK_MODE_PARAMS(10, T1S_P2MP, Half), 377 __DEFINE_LINK_MODE_PARAMS(10, T1BRR, Full), 378 }; 379 static_assert(ARRAY_SIZE(link_mode_params) == __ETHTOOL_LINK_MODE_MASK_NBITS); 380 381 const char netif_msg_class_names[][ETH_GSTRING_LEN] = { 382 [NETIF_MSG_DRV_BIT] = "drv", 383 [NETIF_MSG_PROBE_BIT] = "probe", 384 [NETIF_MSG_LINK_BIT] = "link", 385 [NETIF_MSG_TIMER_BIT] = "timer", 386 [NETIF_MSG_IFDOWN_BIT] = "ifdown", 387 [NETIF_MSG_IFUP_BIT] = "ifup", 388 [NETIF_MSG_RX_ERR_BIT] = "rx_err", 389 [NETIF_MSG_TX_ERR_BIT] = "tx_err", 390 [NETIF_MSG_TX_QUEUED_BIT] = "tx_queued", 391 [NETIF_MSG_INTR_BIT] = "intr", 392 [NETIF_MSG_TX_DONE_BIT] = "tx_done", 393 [NETIF_MSG_RX_STATUS_BIT] = "rx_status", 394 [NETIF_MSG_PKTDATA_BIT] = "pktdata", 395 [NETIF_MSG_HW_BIT] = "hw", 396 [NETIF_MSG_WOL_BIT] = "wol", 397 }; 398 static_assert(ARRAY_SIZE(netif_msg_class_names) == NETIF_MSG_CLASS_COUNT); 399 400 const char wol_mode_names[][ETH_GSTRING_LEN] = { 401 [const_ilog2(WAKE_PHY)] = "phy", 402 [const_ilog2(WAKE_UCAST)] = "ucast", 403 [const_ilog2(WAKE_MCAST)] = "mcast", 404 [const_ilog2(WAKE_BCAST)] = "bcast", 405 [const_ilog2(WAKE_ARP)] = "arp", 406 [const_ilog2(WAKE_MAGIC)] = "magic", 407 [const_ilog2(WAKE_MAGICSECURE)] = "magicsecure", 408 [const_ilog2(WAKE_FILTER)] = "filter", 409 }; 410 static_assert(ARRAY_SIZE(wol_mode_names) == WOL_MODE_COUNT); 411 412 const char sof_timestamping_names[][ETH_GSTRING_LEN] = { 413 [const_ilog2(SOF_TIMESTAMPING_TX_HARDWARE)] = "hardware-transmit", 414 [const_ilog2(SOF_TIMESTAMPING_TX_SOFTWARE)] = "software-transmit", 415 [const_ilog2(SOF_TIMESTAMPING_RX_HARDWARE)] = "hardware-receive", 416 [const_ilog2(SOF_TIMESTAMPING_RX_SOFTWARE)] = "software-receive", 417 [const_ilog2(SOF_TIMESTAMPING_SOFTWARE)] = "software-system-clock", 418 [const_ilog2(SOF_TIMESTAMPING_SYS_HARDWARE)] = "hardware-legacy-clock", 419 [const_ilog2(SOF_TIMESTAMPING_RAW_HARDWARE)] = "hardware-raw-clock", 420 [const_ilog2(SOF_TIMESTAMPING_OPT_ID)] = "option-id", 421 [const_ilog2(SOF_TIMESTAMPING_TX_SCHED)] = "sched-transmit", 422 [const_ilog2(SOF_TIMESTAMPING_TX_ACK)] = "ack-transmit", 423 [const_ilog2(SOF_TIMESTAMPING_OPT_CMSG)] = "option-cmsg", 424 [const_ilog2(SOF_TIMESTAMPING_OPT_TSONLY)] = "option-tsonly", 425 [const_ilog2(SOF_TIMESTAMPING_OPT_STATS)] = "option-stats", 426 [const_ilog2(SOF_TIMESTAMPING_OPT_PKTINFO)] = "option-pktinfo", 427 [const_ilog2(SOF_TIMESTAMPING_OPT_TX_SWHW)] = "option-tx-swhw", 428 [const_ilog2(SOF_TIMESTAMPING_BIND_PHC)] = "bind-phc", 429 [const_ilog2(SOF_TIMESTAMPING_OPT_ID_TCP)] = "option-id-tcp", 430 [const_ilog2(SOF_TIMESTAMPING_OPT_RX_FILTER)] = "option-rx-filter", 431 }; 432 static_assert(ARRAY_SIZE(sof_timestamping_names) == __SOF_TIMESTAMPING_CNT); 433 434 const char ts_tx_type_names[][ETH_GSTRING_LEN] = { 435 [HWTSTAMP_TX_OFF] = "off", 436 [HWTSTAMP_TX_ON] = "on", 437 [HWTSTAMP_TX_ONESTEP_SYNC] = "onestep-sync", 438 [HWTSTAMP_TX_ONESTEP_P2P] = "onestep-p2p", 439 }; 440 static_assert(ARRAY_SIZE(ts_tx_type_names) == __HWTSTAMP_TX_CNT); 441 442 const char ts_rx_filter_names[][ETH_GSTRING_LEN] = { 443 [HWTSTAMP_FILTER_NONE] = "none", 444 [HWTSTAMP_FILTER_ALL] = "all", 445 [HWTSTAMP_FILTER_SOME] = "some", 446 [HWTSTAMP_FILTER_PTP_V1_L4_EVENT] = "ptpv1-l4-event", 447 [HWTSTAMP_FILTER_PTP_V1_L4_SYNC] = "ptpv1-l4-sync", 448 [HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ] = "ptpv1-l4-delay-req", 449 [HWTSTAMP_FILTER_PTP_V2_L4_EVENT] = "ptpv2-l4-event", 450 [HWTSTAMP_FILTER_PTP_V2_L4_SYNC] = "ptpv2-l4-sync", 451 [HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ] = "ptpv2-l4-delay-req", 452 [HWTSTAMP_FILTER_PTP_V2_L2_EVENT] = "ptpv2-l2-event", 453 [HWTSTAMP_FILTER_PTP_V2_L2_SYNC] = "ptpv2-l2-sync", 454 [HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ] = "ptpv2-l2-delay-req", 455 [HWTSTAMP_FILTER_PTP_V2_EVENT] = "ptpv2-event", 456 [HWTSTAMP_FILTER_PTP_V2_SYNC] = "ptpv2-sync", 457 [HWTSTAMP_FILTER_PTP_V2_DELAY_REQ] = "ptpv2-delay-req", 458 [HWTSTAMP_FILTER_NTP_ALL] = "ntp-all", 459 }; 460 static_assert(ARRAY_SIZE(ts_rx_filter_names) == __HWTSTAMP_FILTER_CNT); 461 462 const char udp_tunnel_type_names[][ETH_GSTRING_LEN] = { 463 [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN] = "vxlan", 464 [ETHTOOL_UDP_TUNNEL_TYPE_GENEVE] = "geneve", 465 [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN_GPE] = "vxlan-gpe", 466 }; 467 static_assert(ARRAY_SIZE(udp_tunnel_type_names) == 468 __ETHTOOL_UDP_TUNNEL_TYPE_CNT); 469 470 /* return false if legacy contained non-0 deprecated fields 471 * maxtxpkt/maxrxpkt. rest of ksettings always updated 472 */ 473 bool convert_legacy_settings_to_link_ksettings(struct ethtool_link_ksettings * link_ksettings,const struct ethtool_cmd * legacy_settings)474 convert_legacy_settings_to_link_ksettings( 475 struct ethtool_link_ksettings *link_ksettings, 476 const struct ethtool_cmd *legacy_settings) 477 { 478 bool retval = true; 479 480 memset(link_ksettings, 0, sizeof(*link_ksettings)); 481 482 /* This is used to tell users that driver is still using these 483 * deprecated legacy fields, and they should not use 484 * %ETHTOOL_GLINKSETTINGS/%ETHTOOL_SLINKSETTINGS 485 */ 486 if (legacy_settings->maxtxpkt || 487 legacy_settings->maxrxpkt) 488 retval = false; 489 490 ethtool_convert_legacy_u32_to_link_mode( 491 link_ksettings->link_modes.supported, 492 legacy_settings->supported); 493 ethtool_convert_legacy_u32_to_link_mode( 494 link_ksettings->link_modes.advertising, 495 legacy_settings->advertising); 496 ethtool_convert_legacy_u32_to_link_mode( 497 link_ksettings->link_modes.lp_advertising, 498 legacy_settings->lp_advertising); 499 link_ksettings->base.speed 500 = ethtool_cmd_speed(legacy_settings); 501 link_ksettings->base.duplex 502 = legacy_settings->duplex; 503 link_ksettings->base.port 504 = legacy_settings->port; 505 link_ksettings->base.phy_address 506 = legacy_settings->phy_address; 507 link_ksettings->base.autoneg 508 = legacy_settings->autoneg; 509 link_ksettings->base.mdio_support 510 = legacy_settings->mdio_support; 511 link_ksettings->base.eth_tp_mdix 512 = legacy_settings->eth_tp_mdix; 513 link_ksettings->base.eth_tp_mdix_ctrl 514 = legacy_settings->eth_tp_mdix_ctrl; 515 return retval; 516 } 517 __ethtool_get_link(struct net_device * dev)518 int __ethtool_get_link(struct net_device *dev) 519 { 520 if (!dev->ethtool_ops->get_link) 521 return -EOPNOTSUPP; 522 523 return netif_running(dev) && dev->ethtool_ops->get_link(dev); 524 } 525 ethtool_get_rxnfc_rule_count(struct net_device * dev)526 static int ethtool_get_rxnfc_rule_count(struct net_device *dev) 527 { 528 const struct ethtool_ops *ops = dev->ethtool_ops; 529 struct ethtool_rxnfc info = { 530 .cmd = ETHTOOL_GRXCLSRLCNT, 531 }; 532 int err; 533 534 err = ops->get_rxnfc(dev, &info, NULL); 535 if (err) 536 return err; 537 538 return info.rule_cnt; 539 } 540 ethtool_get_max_rxnfc_channel(struct net_device * dev,u64 * max)541 static int ethtool_get_max_rxnfc_channel(struct net_device *dev, u64 *max) 542 { 543 const struct ethtool_ops *ops = dev->ethtool_ops; 544 struct ethtool_rxnfc *info; 545 int err, i, rule_cnt; 546 u64 max_ring = 0; 547 548 if (!ops->get_rxnfc) 549 return -EOPNOTSUPP; 550 551 rule_cnt = ethtool_get_rxnfc_rule_count(dev); 552 if (rule_cnt <= 0) 553 return -EINVAL; 554 555 info = kvzalloc(struct_size(info, rule_locs, rule_cnt), GFP_KERNEL); 556 if (!info) 557 return -ENOMEM; 558 559 info->cmd = ETHTOOL_GRXCLSRLALL; 560 info->rule_cnt = rule_cnt; 561 err = ops->get_rxnfc(dev, info, info->rule_locs); 562 if (err) 563 goto err_free_info; 564 565 for (i = 0; i < rule_cnt; i++) { 566 struct ethtool_rxnfc rule_info = { 567 .cmd = ETHTOOL_GRXCLSRULE, 568 .fs.location = info->rule_locs[i], 569 }; 570 571 err = ops->get_rxnfc(dev, &rule_info, NULL); 572 if (err) 573 goto err_free_info; 574 575 if (rule_info.fs.ring_cookie != RX_CLS_FLOW_DISC && 576 rule_info.fs.ring_cookie != RX_CLS_FLOW_WAKE && 577 !(rule_info.flow_type & FLOW_RSS) && 578 !ethtool_get_flow_spec_ring_vf(rule_info.fs.ring_cookie)) 579 max_ring = 580 max_t(u64, max_ring, rule_info.fs.ring_cookie); 581 } 582 583 kvfree(info); 584 *max = max_ring; 585 return 0; 586 587 err_free_info: 588 kvfree(info); 589 return err; 590 } 591 ethtool_get_max_rss_ctx_channel(struct net_device * dev)592 static u32 ethtool_get_max_rss_ctx_channel(struct net_device *dev) 593 { 594 struct ethtool_rxfh_context *ctx; 595 unsigned long context; 596 u32 max_ring = 0; 597 598 mutex_lock(&dev->ethtool->rss_lock); 599 xa_for_each(&dev->ethtool->rss_ctx, context, ctx) { 600 u32 i, *tbl; 601 602 tbl = ethtool_rxfh_context_indir(ctx); 603 for (i = 0; i < ctx->indir_size; i++) 604 max_ring = max(max_ring, tbl[i]); 605 } 606 mutex_unlock(&dev->ethtool->rss_lock); 607 608 return max_ring; 609 } 610 ethtool_get_max_rxfh_channel(struct net_device * dev)611 static u32 ethtool_get_max_rxfh_channel(struct net_device *dev) 612 { 613 struct ethtool_rxfh_param rxfh = {}; 614 u32 dev_size, current_max; 615 int ret; 616 617 /* While we do track whether RSS context has an indirection 618 * table explicitly set by the user, no driver looks at that bit. 619 * Assume drivers won't auto-regenerate the additional tables, 620 * to be safe. 621 */ 622 current_max = ethtool_get_max_rss_ctx_channel(dev); 623 624 if (!netif_is_rxfh_configured(dev)) 625 return current_max; 626 627 if (!dev->ethtool_ops->get_rxfh_indir_size || 628 !dev->ethtool_ops->get_rxfh) 629 return current_max; 630 dev_size = dev->ethtool_ops->get_rxfh_indir_size(dev); 631 if (dev_size == 0) 632 return current_max; 633 634 rxfh.indir = kcalloc(dev_size, sizeof(rxfh.indir[0]), GFP_USER); 635 if (!rxfh.indir) 636 return U32_MAX; 637 638 ret = dev->ethtool_ops->get_rxfh(dev, &rxfh); 639 if (ret) { 640 current_max = U32_MAX; 641 goto out_free; 642 } 643 644 while (dev_size--) 645 current_max = max(current_max, rxfh.indir[dev_size]); 646 647 out_free: 648 kfree(rxfh.indir); 649 return current_max; 650 } 651 ethtool_check_max_channel(struct net_device * dev,struct ethtool_channels channels,struct genl_info * info)652 int ethtool_check_max_channel(struct net_device *dev, 653 struct ethtool_channels channels, 654 struct genl_info *info) 655 { 656 u64 max_rxnfc_in_use; 657 u32 max_rxfh_in_use; 658 int max_mp_in_use; 659 660 /* ensure the new Rx count fits within the configured Rx flow 661 * indirection table/rxnfc settings 662 */ 663 if (ethtool_get_max_rxnfc_channel(dev, &max_rxnfc_in_use)) 664 max_rxnfc_in_use = 0; 665 max_rxfh_in_use = ethtool_get_max_rxfh_channel(dev); 666 if (channels.combined_count + channels.rx_count <= max_rxfh_in_use) { 667 if (info) 668 GENL_SET_ERR_MSG_FMT(info, "requested channel counts are too low for existing indirection table (%d)", max_rxfh_in_use); 669 return -EINVAL; 670 } 671 if (channels.combined_count + channels.rx_count <= max_rxnfc_in_use) { 672 if (info) 673 GENL_SET_ERR_MSG(info, "requested channel counts are too low for existing ntuple filter settings"); 674 return -EINVAL; 675 } 676 677 max_mp_in_use = dev_get_min_mp_channel_count(dev); 678 if (channels.combined_count + channels.rx_count <= max_mp_in_use) { 679 if (info) 680 GENL_SET_ERR_MSG_FMT(info, "requested channel counts are too low for existing memory provider setting (%d)", max_mp_in_use); 681 return -EINVAL; 682 } 683 684 return 0; 685 } 686 ethtool_check_ops(const struct ethtool_ops * ops)687 int ethtool_check_ops(const struct ethtool_ops *ops) 688 { 689 if (WARN_ON(ops->set_coalesce && !ops->supported_coalesce_params)) 690 return -EINVAL; 691 if (WARN_ON(ops->rxfh_max_num_contexts == 1)) 692 return -EINVAL; 693 /* NOTE: sufficiently insane drivers may swap ethtool_ops at runtime, 694 * the fact that ops are checked at registration time does not 695 * mean the ops attached to a netdev later on are sane. 696 */ 697 return 0; 698 } 699 __ethtool_get_ts_info(struct net_device * dev,struct kernel_ethtool_ts_info * info)700 int __ethtool_get_ts_info(struct net_device *dev, struct kernel_ethtool_ts_info *info) 701 { 702 const struct ethtool_ops *ops = dev->ethtool_ops; 703 struct phy_device *phydev = dev->phydev; 704 int err = 0; 705 706 memset(info, 0, sizeof(*info)); 707 info->cmd = ETHTOOL_GET_TS_INFO; 708 info->phc_index = -1; 709 710 if (phy_is_default_hwtstamp(phydev) && phy_has_tsinfo(phydev)) 711 err = phy_ts_info(phydev, info); 712 else if (ops->get_ts_info) 713 err = ops->get_ts_info(dev, info); 714 715 info->so_timestamping |= SOF_TIMESTAMPING_RX_SOFTWARE | 716 SOF_TIMESTAMPING_SOFTWARE; 717 718 return err; 719 } 720 ethtool_get_phc_vclocks(struct net_device * dev,int ** vclock_index)721 int ethtool_get_phc_vclocks(struct net_device *dev, int **vclock_index) 722 { 723 struct kernel_ethtool_ts_info info = { }; 724 int num = 0; 725 726 if (!__ethtool_get_ts_info(dev, &info)) 727 num = ptp_get_vclocks_index(info.phc_index, vclock_index); 728 729 return num; 730 } 731 EXPORT_SYMBOL(ethtool_get_phc_vclocks); 732 ethtool_get_ts_info_by_layer(struct net_device * dev,struct kernel_ethtool_ts_info * info)733 int ethtool_get_ts_info_by_layer(struct net_device *dev, struct kernel_ethtool_ts_info *info) 734 { 735 return __ethtool_get_ts_info(dev, info); 736 } 737 EXPORT_SYMBOL(ethtool_get_ts_info_by_layer); 738 739 const struct ethtool_phy_ops *ethtool_phy_ops; 740 ethtool_set_ethtool_phy_ops(const struct ethtool_phy_ops * ops)741 void ethtool_set_ethtool_phy_ops(const struct ethtool_phy_ops *ops) 742 { 743 ASSERT_RTNL(); 744 ethtool_phy_ops = ops; 745 } 746 EXPORT_SYMBOL_GPL(ethtool_set_ethtool_phy_ops); 747 748 void ethtool_params_from_link_mode(struct ethtool_link_ksettings * link_ksettings,enum ethtool_link_mode_bit_indices link_mode)749 ethtool_params_from_link_mode(struct ethtool_link_ksettings *link_ksettings, 750 enum ethtool_link_mode_bit_indices link_mode) 751 { 752 const struct link_mode_info *link_info; 753 754 if (WARN_ON_ONCE(link_mode >= __ETHTOOL_LINK_MODE_MASK_NBITS)) 755 return; 756 757 link_info = &link_mode_params[link_mode]; 758 link_ksettings->base.speed = link_info->speed; 759 link_ksettings->lanes = link_info->lanes; 760 link_ksettings->base.duplex = link_info->duplex; 761 } 762 EXPORT_SYMBOL_GPL(ethtool_params_from_link_mode); 763 764 /** 765 * ethtool_forced_speed_maps_init 766 * @maps: Pointer to an array of Ethtool forced speed map 767 * @size: Array size 768 * 769 * Initialize an array of Ethtool forced speed map to Ethtool link modes. This 770 * should be called during driver module init. 771 */ 772 void ethtool_forced_speed_maps_init(struct ethtool_forced_speed_map * maps,u32 size)773 ethtool_forced_speed_maps_init(struct ethtool_forced_speed_map *maps, u32 size) 774 { 775 for (u32 i = 0; i < size; i++) { 776 struct ethtool_forced_speed_map *map = &maps[i]; 777 778 linkmode_set_bit_array(map->cap_arr, map->arr_size, map->caps); 779 map->cap_arr = NULL; 780 map->arr_size = 0; 781 } 782 } 783 EXPORT_SYMBOL_GPL(ethtool_forced_speed_maps_init); 784 ethtool_rxfh_context_lost(struct net_device * dev,u32 context_id)785 void ethtool_rxfh_context_lost(struct net_device *dev, u32 context_id) 786 { 787 struct ethtool_rxfh_context *ctx; 788 789 WARN_ONCE(!rtnl_is_locked() && 790 !lockdep_is_held_type(&dev->ethtool->rss_lock, -1), 791 "RSS context lock assertion failed\n"); 792 793 netdev_err(dev, "device error, RSS context %d lost\n", context_id); 794 ctx = xa_erase(&dev->ethtool->rss_ctx, context_id); 795 kfree(ctx); 796 } 797 EXPORT_SYMBOL(ethtool_rxfh_context_lost); 798