linux/net/ethtool/common.c
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   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 "common.h"
  10
  11const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN] = {
  12        [NETIF_F_SG_BIT] =               "tx-scatter-gather",
  13        [NETIF_F_IP_CSUM_BIT] =          "tx-checksum-ipv4",
  14        [NETIF_F_HW_CSUM_BIT] =          "tx-checksum-ip-generic",
  15        [NETIF_F_IPV6_CSUM_BIT] =        "tx-checksum-ipv6",
  16        [NETIF_F_HIGHDMA_BIT] =          "highdma",
  17        [NETIF_F_FRAGLIST_BIT] =         "tx-scatter-gather-fraglist",
  18        [NETIF_F_HW_VLAN_CTAG_TX_BIT] =  "tx-vlan-hw-insert",
  19
  20        [NETIF_F_HW_VLAN_CTAG_RX_BIT] =  "rx-vlan-hw-parse",
  21        [NETIF_F_HW_VLAN_CTAG_FILTER_BIT] = "rx-vlan-filter",
  22        [NETIF_F_HW_VLAN_STAG_TX_BIT] =  "tx-vlan-stag-hw-insert",
  23        [NETIF_F_HW_VLAN_STAG_RX_BIT] =  "rx-vlan-stag-hw-parse",
  24        [NETIF_F_HW_VLAN_STAG_FILTER_BIT] = "rx-vlan-stag-filter",
  25        [NETIF_F_VLAN_CHALLENGED_BIT] =  "vlan-challenged",
  26        [NETIF_F_GSO_BIT] =              "tx-generic-segmentation",
  27        [NETIF_F_LLTX_BIT] =             "tx-lockless",
  28        [NETIF_F_NETNS_LOCAL_BIT] =      "netns-local",
  29        [NETIF_F_GRO_BIT] =              "rx-gro",
  30        [NETIF_F_GRO_HW_BIT] =           "rx-gro-hw",
  31        [NETIF_F_LRO_BIT] =              "rx-lro",
  32
  33        [NETIF_F_TSO_BIT] =              "tx-tcp-segmentation",
  34        [NETIF_F_GSO_ROBUST_BIT] =       "tx-gso-robust",
  35        [NETIF_F_TSO_ECN_BIT] =          "tx-tcp-ecn-segmentation",
  36        [NETIF_F_TSO_MANGLEID_BIT] =     "tx-tcp-mangleid-segmentation",
  37        [NETIF_F_TSO6_BIT] =             "tx-tcp6-segmentation",
  38        [NETIF_F_FSO_BIT] =              "tx-fcoe-segmentation",
  39        [NETIF_F_GSO_GRE_BIT] =          "tx-gre-segmentation",
  40        [NETIF_F_GSO_GRE_CSUM_BIT] =     "tx-gre-csum-segmentation",
  41        [NETIF_F_GSO_IPXIP4_BIT] =       "tx-ipxip4-segmentation",
  42        [NETIF_F_GSO_IPXIP6_BIT] =       "tx-ipxip6-segmentation",
  43        [NETIF_F_GSO_UDP_TUNNEL_BIT] =   "tx-udp_tnl-segmentation",
  44        [NETIF_F_GSO_UDP_TUNNEL_CSUM_BIT] = "tx-udp_tnl-csum-segmentation",
  45        [NETIF_F_GSO_PARTIAL_BIT] =      "tx-gso-partial",
  46        [NETIF_F_GSO_TUNNEL_REMCSUM_BIT] = "tx-tunnel-remcsum-segmentation",
  47        [NETIF_F_GSO_SCTP_BIT] =         "tx-sctp-segmentation",
  48        [NETIF_F_GSO_ESP_BIT] =          "tx-esp-segmentation",
  49        [NETIF_F_GSO_UDP_L4_BIT] =       "tx-udp-segmentation",
  50        [NETIF_F_GSO_FRAGLIST_BIT] =     "tx-gso-list",
  51
  52        [NETIF_F_FCOE_CRC_BIT] =         "tx-checksum-fcoe-crc",
  53        [NETIF_F_SCTP_CRC_BIT] =        "tx-checksum-sctp",
  54        [NETIF_F_FCOE_MTU_BIT] =         "fcoe-mtu",
  55        [NETIF_F_NTUPLE_BIT] =           "rx-ntuple-filter",
  56        [NETIF_F_RXHASH_BIT] =           "rx-hashing",
  57        [NETIF_F_RXCSUM_BIT] =           "rx-checksum",
  58        [NETIF_F_NOCACHE_COPY_BIT] =     "tx-nocache-copy",
  59        [NETIF_F_LOOPBACK_BIT] =         "loopback",
  60        [NETIF_F_RXFCS_BIT] =            "rx-fcs",
  61        [NETIF_F_RXALL_BIT] =            "rx-all",
  62        [NETIF_F_HW_L2FW_DOFFLOAD_BIT] = "l2-fwd-offload",
  63        [NETIF_F_HW_TC_BIT] =            "hw-tc-offload",
  64        [NETIF_F_HW_ESP_BIT] =           "esp-hw-offload",
  65        [NETIF_F_HW_ESP_TX_CSUM_BIT] =   "esp-tx-csum-hw-offload",
  66        [NETIF_F_RX_UDP_TUNNEL_PORT_BIT] =       "rx-udp_tunnel-port-offload",
  67        [NETIF_F_HW_TLS_RECORD_BIT] =   "tls-hw-record",
  68        [NETIF_F_HW_TLS_TX_BIT] =        "tls-hw-tx-offload",
  69        [NETIF_F_HW_TLS_RX_BIT] =        "tls-hw-rx-offload",
  70        [NETIF_F_GRO_FRAGLIST_BIT] =     "rx-gro-list",
  71        [NETIF_F_HW_MACSEC_BIT] =        "macsec-hw-offload",
  72        [NETIF_F_GRO_UDP_FWD_BIT] =      "rx-udp-gro-forwarding",
  73        [NETIF_F_HW_HSR_TAG_INS_BIT] =   "hsr-tag-ins-offload",
  74        [NETIF_F_HW_HSR_TAG_RM_BIT] =    "hsr-tag-rm-offload",
  75        [NETIF_F_HW_HSR_FWD_BIT] =       "hsr-fwd-offload",
  76        [NETIF_F_HW_HSR_DUP_BIT] =       "hsr-dup-offload",
  77};
  78
  79const char
  80rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN] = {
  81        [ETH_RSS_HASH_TOP_BIT] =        "toeplitz",
  82        [ETH_RSS_HASH_XOR_BIT] =        "xor",
  83        [ETH_RSS_HASH_CRC32_BIT] =      "crc32",
  84};
  85
  86const char
  87tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
  88        [ETHTOOL_ID_UNSPEC]     = "Unspec",
  89        [ETHTOOL_RX_COPYBREAK]  = "rx-copybreak",
  90        [ETHTOOL_TX_COPYBREAK]  = "tx-copybreak",
  91        [ETHTOOL_PFC_PREVENTION_TOUT] = "pfc-prevention-tout",
  92};
  93
  94const char
  95phy_tunable_strings[__ETHTOOL_PHY_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
  96        [ETHTOOL_ID_UNSPEC]     = "Unspec",
  97        [ETHTOOL_PHY_DOWNSHIFT] = "phy-downshift",
  98        [ETHTOOL_PHY_FAST_LINK_DOWN] = "phy-fast-link-down",
  99        [ETHTOOL_PHY_EDPD]      = "phy-energy-detect-power-down",
 100};
 101
 102#define __LINK_MODE_NAME(speed, type, duplex) \
 103        #speed "base" #type "/" #duplex
 104#define __DEFINE_LINK_MODE_NAME(speed, type, duplex) \
 105        [ETHTOOL_LINK_MODE(speed, type, duplex)] = \
 106        __LINK_MODE_NAME(speed, type, duplex)
 107#define __DEFINE_SPECIAL_MODE_NAME(_mode, _name) \
 108        [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = _name
 109
 110const char link_mode_names[][ETH_GSTRING_LEN] = {
 111        __DEFINE_LINK_MODE_NAME(10, T, Half),
 112        __DEFINE_LINK_MODE_NAME(10, T, Full),
 113        __DEFINE_LINK_MODE_NAME(100, T, Half),
 114        __DEFINE_LINK_MODE_NAME(100, T, Full),
 115        __DEFINE_LINK_MODE_NAME(1000, T, Half),
 116        __DEFINE_LINK_MODE_NAME(1000, T, Full),
 117        __DEFINE_SPECIAL_MODE_NAME(Autoneg, "Autoneg"),
 118        __DEFINE_SPECIAL_MODE_NAME(TP, "TP"),
 119        __DEFINE_SPECIAL_MODE_NAME(AUI, "AUI"),
 120        __DEFINE_SPECIAL_MODE_NAME(MII, "MII"),
 121        __DEFINE_SPECIAL_MODE_NAME(FIBRE, "FIBRE"),
 122        __DEFINE_SPECIAL_MODE_NAME(BNC, "BNC"),
 123        __DEFINE_LINK_MODE_NAME(10000, T, Full),
 124        __DEFINE_SPECIAL_MODE_NAME(Pause, "Pause"),
 125        __DEFINE_SPECIAL_MODE_NAME(Asym_Pause, "Asym_Pause"),
 126        __DEFINE_LINK_MODE_NAME(2500, X, Full),
 127        __DEFINE_SPECIAL_MODE_NAME(Backplane, "Backplane"),
 128        __DEFINE_LINK_MODE_NAME(1000, KX, Full),
 129        __DEFINE_LINK_MODE_NAME(10000, KX4, Full),
 130        __DEFINE_LINK_MODE_NAME(10000, KR, Full),
 131        __DEFINE_SPECIAL_MODE_NAME(10000baseR_FEC, "10000baseR_FEC"),
 132        __DEFINE_LINK_MODE_NAME(20000, MLD2, Full),
 133        __DEFINE_LINK_MODE_NAME(20000, KR2, Full),
 134        __DEFINE_LINK_MODE_NAME(40000, KR4, Full),
 135        __DEFINE_LINK_MODE_NAME(40000, CR4, Full),
 136        __DEFINE_LINK_MODE_NAME(40000, SR4, Full),
 137        __DEFINE_LINK_MODE_NAME(40000, LR4, Full),
 138        __DEFINE_LINK_MODE_NAME(56000, KR4, Full),
 139        __DEFINE_LINK_MODE_NAME(56000, CR4, Full),
 140        __DEFINE_LINK_MODE_NAME(56000, SR4, Full),
 141        __DEFINE_LINK_MODE_NAME(56000, LR4, Full),
 142        __DEFINE_LINK_MODE_NAME(25000, CR, Full),
 143        __DEFINE_LINK_MODE_NAME(25000, KR, Full),
 144        __DEFINE_LINK_MODE_NAME(25000, SR, Full),
 145        __DEFINE_LINK_MODE_NAME(50000, CR2, Full),
 146        __DEFINE_LINK_MODE_NAME(50000, KR2, Full),
 147        __DEFINE_LINK_MODE_NAME(100000, KR4, Full),
 148        __DEFINE_LINK_MODE_NAME(100000, SR4, Full),
 149        __DEFINE_LINK_MODE_NAME(100000, CR4, Full),
 150        __DEFINE_LINK_MODE_NAME(100000, LR4_ER4, Full),
 151        __DEFINE_LINK_MODE_NAME(50000, SR2, Full),
 152        __DEFINE_LINK_MODE_NAME(1000, X, Full),
 153        __DEFINE_LINK_MODE_NAME(10000, CR, Full),
 154        __DEFINE_LINK_MODE_NAME(10000, SR, Full),
 155        __DEFINE_LINK_MODE_NAME(10000, LR, Full),
 156        __DEFINE_LINK_MODE_NAME(10000, LRM, Full),
 157        __DEFINE_LINK_MODE_NAME(10000, ER, Full),
 158        __DEFINE_LINK_MODE_NAME(2500, T, Full),
 159        __DEFINE_LINK_MODE_NAME(5000, T, Full),
 160        __DEFINE_SPECIAL_MODE_NAME(FEC_NONE, "None"),
 161        __DEFINE_SPECIAL_MODE_NAME(FEC_RS, "RS"),
 162        __DEFINE_SPECIAL_MODE_NAME(FEC_BASER, "BASER"),
 163        __DEFINE_LINK_MODE_NAME(50000, KR, Full),
 164        __DEFINE_LINK_MODE_NAME(50000, SR, Full),
 165        __DEFINE_LINK_MODE_NAME(50000, CR, Full),
 166        __DEFINE_LINK_MODE_NAME(50000, LR_ER_FR, Full),
 167        __DEFINE_LINK_MODE_NAME(50000, DR, Full),
 168        __DEFINE_LINK_MODE_NAME(100000, KR2, Full),
 169        __DEFINE_LINK_MODE_NAME(100000, SR2, Full),
 170        __DEFINE_LINK_MODE_NAME(100000, CR2, Full),
 171        __DEFINE_LINK_MODE_NAME(100000, LR2_ER2_FR2, Full),
 172        __DEFINE_LINK_MODE_NAME(100000, DR2, Full),
 173        __DEFINE_LINK_MODE_NAME(200000, KR4, Full),
 174        __DEFINE_LINK_MODE_NAME(200000, SR4, Full),
 175        __DEFINE_LINK_MODE_NAME(200000, LR4_ER4_FR4, Full),
 176        __DEFINE_LINK_MODE_NAME(200000, DR4, Full),
 177        __DEFINE_LINK_MODE_NAME(200000, CR4, Full),
 178        __DEFINE_LINK_MODE_NAME(100, T1, Full),
 179        __DEFINE_LINK_MODE_NAME(1000, T1, Full),
 180        __DEFINE_LINK_MODE_NAME(400000, KR8, Full),
 181        __DEFINE_LINK_MODE_NAME(400000, SR8, Full),
 182        __DEFINE_LINK_MODE_NAME(400000, LR8_ER8_FR8, Full),
 183        __DEFINE_LINK_MODE_NAME(400000, DR8, Full),
 184        __DEFINE_LINK_MODE_NAME(400000, CR8, Full),
 185        __DEFINE_SPECIAL_MODE_NAME(FEC_LLRS, "LLRS"),
 186        __DEFINE_LINK_MODE_NAME(100000, KR, Full),
 187        __DEFINE_LINK_MODE_NAME(100000, SR, Full),
 188        __DEFINE_LINK_MODE_NAME(100000, LR_ER_FR, Full),
 189        __DEFINE_LINK_MODE_NAME(100000, DR, Full),
 190        __DEFINE_LINK_MODE_NAME(100000, CR, Full),
 191        __DEFINE_LINK_MODE_NAME(200000, KR2, Full),
 192        __DEFINE_LINK_MODE_NAME(200000, SR2, Full),
 193        __DEFINE_LINK_MODE_NAME(200000, LR2_ER2_FR2, Full),
 194        __DEFINE_LINK_MODE_NAME(200000, DR2, Full),
 195        __DEFINE_LINK_MODE_NAME(200000, CR2, Full),
 196        __DEFINE_LINK_MODE_NAME(400000, KR4, Full),
 197        __DEFINE_LINK_MODE_NAME(400000, SR4, Full),
 198        __DEFINE_LINK_MODE_NAME(400000, LR4_ER4_FR4, Full),
 199        __DEFINE_LINK_MODE_NAME(400000, DR4, Full),
 200        __DEFINE_LINK_MODE_NAME(400000, CR4, Full),
 201        __DEFINE_LINK_MODE_NAME(100, FX, Half),
 202        __DEFINE_LINK_MODE_NAME(100, FX, Full),
 203};
 204static_assert(ARRAY_SIZE(link_mode_names) == __ETHTOOL_LINK_MODE_MASK_NBITS);
 205
 206#define __LINK_MODE_LANES_CR            1
 207#define __LINK_MODE_LANES_CR2           2
 208#define __LINK_MODE_LANES_CR4           4
 209#define __LINK_MODE_LANES_CR8           8
 210#define __LINK_MODE_LANES_DR            1
 211#define __LINK_MODE_LANES_DR2           2
 212#define __LINK_MODE_LANES_DR4           4
 213#define __LINK_MODE_LANES_DR8           8
 214#define __LINK_MODE_LANES_KR            1
 215#define __LINK_MODE_LANES_KR2           2
 216#define __LINK_MODE_LANES_KR4           4
 217#define __LINK_MODE_LANES_KR8           8
 218#define __LINK_MODE_LANES_SR            1
 219#define __LINK_MODE_LANES_SR2           2
 220#define __LINK_MODE_LANES_SR4           4
 221#define __LINK_MODE_LANES_SR8           8
 222#define __LINK_MODE_LANES_ER            1
 223#define __LINK_MODE_LANES_KX            1
 224#define __LINK_MODE_LANES_KX4           4
 225#define __LINK_MODE_LANES_LR            1
 226#define __LINK_MODE_LANES_LR4           4
 227#define __LINK_MODE_LANES_LR4_ER4       4
 228#define __LINK_MODE_LANES_LR_ER_FR      1
 229#define __LINK_MODE_LANES_LR2_ER2_FR2   2
 230#define __LINK_MODE_LANES_LR4_ER4_FR4   4
 231#define __LINK_MODE_LANES_LR8_ER8_FR8   8
 232#define __LINK_MODE_LANES_LRM           1
 233#define __LINK_MODE_LANES_MLD2          2
 234#define __LINK_MODE_LANES_T             1
 235#define __LINK_MODE_LANES_T1            1
 236#define __LINK_MODE_LANES_X             1
 237#define __LINK_MODE_LANES_FX            1
 238
 239#define __DEFINE_LINK_MODE_PARAMS(_speed, _type, _duplex)       \
 240        [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = {         \
 241                .speed  = SPEED_ ## _speed, \
 242                .lanes  = __LINK_MODE_LANES_ ## _type, \
 243                .duplex = __DUPLEX_ ## _duplex \
 244        }
 245#define __DUPLEX_Half DUPLEX_HALF
 246#define __DUPLEX_Full DUPLEX_FULL
 247#define __DEFINE_SPECIAL_MODE_PARAMS(_mode) \
 248        [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = { \
 249                .speed  = SPEED_UNKNOWN, \
 250                .lanes  = 0, \
 251                .duplex = DUPLEX_UNKNOWN, \
 252        }
 253
 254const struct link_mode_info link_mode_params[] = {
 255        __DEFINE_LINK_MODE_PARAMS(10, T, Half),
 256        __DEFINE_LINK_MODE_PARAMS(10, T, Full),
 257        __DEFINE_LINK_MODE_PARAMS(100, T, Half),
 258        __DEFINE_LINK_MODE_PARAMS(100, T, Full),
 259        __DEFINE_LINK_MODE_PARAMS(1000, T, Half),
 260        __DEFINE_LINK_MODE_PARAMS(1000, T, Full),
 261        __DEFINE_SPECIAL_MODE_PARAMS(Autoneg),
 262        __DEFINE_SPECIAL_MODE_PARAMS(TP),
 263        __DEFINE_SPECIAL_MODE_PARAMS(AUI),
 264        __DEFINE_SPECIAL_MODE_PARAMS(MII),
 265        __DEFINE_SPECIAL_MODE_PARAMS(FIBRE),
 266        __DEFINE_SPECIAL_MODE_PARAMS(BNC),
 267        __DEFINE_LINK_MODE_PARAMS(10000, T, Full),
 268        __DEFINE_SPECIAL_MODE_PARAMS(Pause),
 269        __DEFINE_SPECIAL_MODE_PARAMS(Asym_Pause),
 270        __DEFINE_LINK_MODE_PARAMS(2500, X, Full),
 271        __DEFINE_SPECIAL_MODE_PARAMS(Backplane),
 272        __DEFINE_LINK_MODE_PARAMS(1000, KX, Full),
 273        __DEFINE_LINK_MODE_PARAMS(10000, KX4, Full),
 274        __DEFINE_LINK_MODE_PARAMS(10000, KR, Full),
 275        [ETHTOOL_LINK_MODE_10000baseR_FEC_BIT] = {
 276                .speed  = SPEED_10000,
 277                .lanes  = 1,
 278                .duplex = DUPLEX_FULL,
 279        },
 280        __DEFINE_LINK_MODE_PARAMS(20000, MLD2, Full),
 281        __DEFINE_LINK_MODE_PARAMS(20000, KR2, Full),
 282        __DEFINE_LINK_MODE_PARAMS(40000, KR4, Full),
 283        __DEFINE_LINK_MODE_PARAMS(40000, CR4, Full),
 284        __DEFINE_LINK_MODE_PARAMS(40000, SR4, Full),
 285        __DEFINE_LINK_MODE_PARAMS(40000, LR4, Full),
 286        __DEFINE_LINK_MODE_PARAMS(56000, KR4, Full),
 287        __DEFINE_LINK_MODE_PARAMS(56000, CR4, Full),
 288        __DEFINE_LINK_MODE_PARAMS(56000, SR4, Full),
 289        __DEFINE_LINK_MODE_PARAMS(56000, LR4, Full),
 290        __DEFINE_LINK_MODE_PARAMS(25000, CR, Full),
 291        __DEFINE_LINK_MODE_PARAMS(25000, KR, Full),
 292        __DEFINE_LINK_MODE_PARAMS(25000, SR, Full),
 293        __DEFINE_LINK_MODE_PARAMS(50000, CR2, Full),
 294        __DEFINE_LINK_MODE_PARAMS(50000, KR2, Full),
 295        __DEFINE_LINK_MODE_PARAMS(100000, KR4, Full),
 296        __DEFINE_LINK_MODE_PARAMS(100000, SR4, Full),
 297        __DEFINE_LINK_MODE_PARAMS(100000, CR4, Full),
 298        __DEFINE_LINK_MODE_PARAMS(100000, LR4_ER4, Full),
 299        __DEFINE_LINK_MODE_PARAMS(50000, SR2, Full),
 300        __DEFINE_LINK_MODE_PARAMS(1000, X, Full),
 301        __DEFINE_LINK_MODE_PARAMS(10000, CR, Full),
 302        __DEFINE_LINK_MODE_PARAMS(10000, SR, Full),
 303        __DEFINE_LINK_MODE_PARAMS(10000, LR, Full),
 304        __DEFINE_LINK_MODE_PARAMS(10000, LRM, Full),
 305        __DEFINE_LINK_MODE_PARAMS(10000, ER, Full),
 306        __DEFINE_LINK_MODE_PARAMS(2500, T, Full),
 307        __DEFINE_LINK_MODE_PARAMS(5000, T, Full),
 308        __DEFINE_SPECIAL_MODE_PARAMS(FEC_NONE),
 309        __DEFINE_SPECIAL_MODE_PARAMS(FEC_RS),
 310        __DEFINE_SPECIAL_MODE_PARAMS(FEC_BASER),
 311        __DEFINE_LINK_MODE_PARAMS(50000, KR, Full),
 312        __DEFINE_LINK_MODE_PARAMS(50000, SR, Full),
 313        __DEFINE_LINK_MODE_PARAMS(50000, CR, Full),
 314        __DEFINE_LINK_MODE_PARAMS(50000, LR_ER_FR, Full),
 315        __DEFINE_LINK_MODE_PARAMS(50000, DR, Full),
 316        __DEFINE_LINK_MODE_PARAMS(100000, KR2, Full),
 317        __DEFINE_LINK_MODE_PARAMS(100000, SR2, Full),
 318        __DEFINE_LINK_MODE_PARAMS(100000, CR2, Full),
 319        __DEFINE_LINK_MODE_PARAMS(100000, LR2_ER2_FR2, Full),
 320        __DEFINE_LINK_MODE_PARAMS(100000, DR2, Full),
 321        __DEFINE_LINK_MODE_PARAMS(200000, KR4, Full),
 322        __DEFINE_LINK_MODE_PARAMS(200000, SR4, Full),
 323        __DEFINE_LINK_MODE_PARAMS(200000, LR4_ER4_FR4, Full),
 324        __DEFINE_LINK_MODE_PARAMS(200000, DR4, Full),
 325        __DEFINE_LINK_MODE_PARAMS(200000, CR4, Full),
 326        __DEFINE_LINK_MODE_PARAMS(100, T1, Full),
 327        __DEFINE_LINK_MODE_PARAMS(1000, T1, Full),
 328        __DEFINE_LINK_MODE_PARAMS(400000, KR8, Full),
 329        __DEFINE_LINK_MODE_PARAMS(400000, SR8, Full),
 330        __DEFINE_LINK_MODE_PARAMS(400000, LR8_ER8_FR8, Full),
 331        __DEFINE_LINK_MODE_PARAMS(400000, DR8, Full),
 332        __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full),
 333        __DEFINE_SPECIAL_MODE_PARAMS(FEC_LLRS),
 334        __DEFINE_LINK_MODE_PARAMS(100000, KR, Full),
 335        __DEFINE_LINK_MODE_PARAMS(100000, SR, Full),
 336        __DEFINE_LINK_MODE_PARAMS(100000, LR_ER_FR, Full),
 337        __DEFINE_LINK_MODE_PARAMS(100000, DR, Full),
 338        __DEFINE_LINK_MODE_PARAMS(100000, CR, Full),
 339        __DEFINE_LINK_MODE_PARAMS(200000, KR2, Full),
 340        __DEFINE_LINK_MODE_PARAMS(200000, SR2, Full),
 341        __DEFINE_LINK_MODE_PARAMS(200000, LR2_ER2_FR2, Full),
 342        __DEFINE_LINK_MODE_PARAMS(200000, DR2, Full),
 343        __DEFINE_LINK_MODE_PARAMS(200000, CR2, Full),
 344        __DEFINE_LINK_MODE_PARAMS(400000, KR4, Full),
 345        __DEFINE_LINK_MODE_PARAMS(400000, SR4, Full),
 346        __DEFINE_LINK_MODE_PARAMS(400000, LR4_ER4_FR4, Full),
 347        __DEFINE_LINK_MODE_PARAMS(400000, DR4, Full),
 348        __DEFINE_LINK_MODE_PARAMS(400000, CR4, Full),
 349        __DEFINE_LINK_MODE_PARAMS(100, FX, Half),
 350        __DEFINE_LINK_MODE_PARAMS(100, FX, Full),
 351};
 352static_assert(ARRAY_SIZE(link_mode_params) == __ETHTOOL_LINK_MODE_MASK_NBITS);
 353
 354const char netif_msg_class_names[][ETH_GSTRING_LEN] = {
 355        [NETIF_MSG_DRV_BIT]             = "drv",
 356        [NETIF_MSG_PROBE_BIT]           = "probe",
 357        [NETIF_MSG_LINK_BIT]            = "link",
 358        [NETIF_MSG_TIMER_BIT]           = "timer",
 359        [NETIF_MSG_IFDOWN_BIT]          = "ifdown",
 360        [NETIF_MSG_IFUP_BIT]            = "ifup",
 361        [NETIF_MSG_RX_ERR_BIT]          = "rx_err",
 362        [NETIF_MSG_TX_ERR_BIT]          = "tx_err",
 363        [NETIF_MSG_TX_QUEUED_BIT]       = "tx_queued",
 364        [NETIF_MSG_INTR_BIT]            = "intr",
 365        [NETIF_MSG_TX_DONE_BIT]         = "tx_done",
 366        [NETIF_MSG_RX_STATUS_BIT]       = "rx_status",
 367        [NETIF_MSG_PKTDATA_BIT]         = "pktdata",
 368        [NETIF_MSG_HW_BIT]              = "hw",
 369        [NETIF_MSG_WOL_BIT]             = "wol",
 370};
 371static_assert(ARRAY_SIZE(netif_msg_class_names) == NETIF_MSG_CLASS_COUNT);
 372
 373const char wol_mode_names[][ETH_GSTRING_LEN] = {
 374        [const_ilog2(WAKE_PHY)]         = "phy",
 375        [const_ilog2(WAKE_UCAST)]       = "ucast",
 376        [const_ilog2(WAKE_MCAST)]       = "mcast",
 377        [const_ilog2(WAKE_BCAST)]       = "bcast",
 378        [const_ilog2(WAKE_ARP)]         = "arp",
 379        [const_ilog2(WAKE_MAGIC)]       = "magic",
 380        [const_ilog2(WAKE_MAGICSECURE)] = "magicsecure",
 381        [const_ilog2(WAKE_FILTER)]      = "filter",
 382};
 383static_assert(ARRAY_SIZE(wol_mode_names) == WOL_MODE_COUNT);
 384
 385const char sof_timestamping_names[][ETH_GSTRING_LEN] = {
 386        [const_ilog2(SOF_TIMESTAMPING_TX_HARDWARE)]  = "hardware-transmit",
 387        [const_ilog2(SOF_TIMESTAMPING_TX_SOFTWARE)]  = "software-transmit",
 388        [const_ilog2(SOF_TIMESTAMPING_RX_HARDWARE)]  = "hardware-receive",
 389        [const_ilog2(SOF_TIMESTAMPING_RX_SOFTWARE)]  = "software-receive",
 390        [const_ilog2(SOF_TIMESTAMPING_SOFTWARE)]     = "software-system-clock",
 391        [const_ilog2(SOF_TIMESTAMPING_SYS_HARDWARE)] = "hardware-legacy-clock",
 392        [const_ilog2(SOF_TIMESTAMPING_RAW_HARDWARE)] = "hardware-raw-clock",
 393        [const_ilog2(SOF_TIMESTAMPING_OPT_ID)]       = "option-id",
 394        [const_ilog2(SOF_TIMESTAMPING_TX_SCHED)]     = "sched-transmit",
 395        [const_ilog2(SOF_TIMESTAMPING_TX_ACK)]       = "ack-transmit",
 396        [const_ilog2(SOF_TIMESTAMPING_OPT_CMSG)]     = "option-cmsg",
 397        [const_ilog2(SOF_TIMESTAMPING_OPT_TSONLY)]   = "option-tsonly",
 398        [const_ilog2(SOF_TIMESTAMPING_OPT_STATS)]    = "option-stats",
 399        [const_ilog2(SOF_TIMESTAMPING_OPT_PKTINFO)]  = "option-pktinfo",
 400        [const_ilog2(SOF_TIMESTAMPING_OPT_TX_SWHW)]  = "option-tx-swhw",
 401        [const_ilog2(SOF_TIMESTAMPING_BIND_PHC)]     = "bind-phc",
 402};
 403static_assert(ARRAY_SIZE(sof_timestamping_names) == __SOF_TIMESTAMPING_CNT);
 404
 405const char ts_tx_type_names[][ETH_GSTRING_LEN] = {
 406        [HWTSTAMP_TX_OFF]               = "off",
 407        [HWTSTAMP_TX_ON]                = "on",
 408        [HWTSTAMP_TX_ONESTEP_SYNC]      = "onestep-sync",
 409        [HWTSTAMP_TX_ONESTEP_P2P]       = "onestep-p2p",
 410};
 411static_assert(ARRAY_SIZE(ts_tx_type_names) == __HWTSTAMP_TX_CNT);
 412
 413const char ts_rx_filter_names[][ETH_GSTRING_LEN] = {
 414        [HWTSTAMP_FILTER_NONE]                  = "none",
 415        [HWTSTAMP_FILTER_ALL]                   = "all",
 416        [HWTSTAMP_FILTER_SOME]                  = "some",
 417        [HWTSTAMP_FILTER_PTP_V1_L4_EVENT]       = "ptpv1-l4-event",
 418        [HWTSTAMP_FILTER_PTP_V1_L4_SYNC]        = "ptpv1-l4-sync",
 419        [HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ]   = "ptpv1-l4-delay-req",
 420        [HWTSTAMP_FILTER_PTP_V2_L4_EVENT]       = "ptpv2-l4-event",
 421        [HWTSTAMP_FILTER_PTP_V2_L4_SYNC]        = "ptpv2-l4-sync",
 422        [HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ]   = "ptpv2-l4-delay-req",
 423        [HWTSTAMP_FILTER_PTP_V2_L2_EVENT]       = "ptpv2-l2-event",
 424        [HWTSTAMP_FILTER_PTP_V2_L2_SYNC]        = "ptpv2-l2-sync",
 425        [HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ]   = "ptpv2-l2-delay-req",
 426        [HWTSTAMP_FILTER_PTP_V2_EVENT]          = "ptpv2-event",
 427        [HWTSTAMP_FILTER_PTP_V2_SYNC]           = "ptpv2-sync",
 428        [HWTSTAMP_FILTER_PTP_V2_DELAY_REQ]      = "ptpv2-delay-req",
 429        [HWTSTAMP_FILTER_NTP_ALL]               = "ntp-all",
 430};
 431static_assert(ARRAY_SIZE(ts_rx_filter_names) == __HWTSTAMP_FILTER_CNT);
 432
 433const char udp_tunnel_type_names[][ETH_GSTRING_LEN] = {
 434        [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN]         = "vxlan",
 435        [ETHTOOL_UDP_TUNNEL_TYPE_GENEVE]        = "geneve",
 436        [ETHTOOL_UDP_TUNNEL_TYPE_VXLAN_GPE]     = "vxlan-gpe",
 437};
 438static_assert(ARRAY_SIZE(udp_tunnel_type_names) ==
 439              __ETHTOOL_UDP_TUNNEL_TYPE_CNT);
 440
 441/* return false if legacy contained non-0 deprecated fields
 442 * maxtxpkt/maxrxpkt. rest of ksettings always updated
 443 */
 444bool
 445convert_legacy_settings_to_link_ksettings(
 446        struct ethtool_link_ksettings *link_ksettings,
 447        const struct ethtool_cmd *legacy_settings)
 448{
 449        bool retval = true;
 450
 451        memset(link_ksettings, 0, sizeof(*link_ksettings));
 452
 453        /* This is used to tell users that driver is still using these
 454         * deprecated legacy fields, and they should not use
 455         * %ETHTOOL_GLINKSETTINGS/%ETHTOOL_SLINKSETTINGS
 456         */
 457        if (legacy_settings->maxtxpkt ||
 458            legacy_settings->maxrxpkt)
 459                retval = false;
 460
 461        ethtool_convert_legacy_u32_to_link_mode(
 462                link_ksettings->link_modes.supported,
 463                legacy_settings->supported);
 464        ethtool_convert_legacy_u32_to_link_mode(
 465                link_ksettings->link_modes.advertising,
 466                legacy_settings->advertising);
 467        ethtool_convert_legacy_u32_to_link_mode(
 468                link_ksettings->link_modes.lp_advertising,
 469                legacy_settings->lp_advertising);
 470        link_ksettings->base.speed
 471                = ethtool_cmd_speed(legacy_settings);
 472        link_ksettings->base.duplex
 473                = legacy_settings->duplex;
 474        link_ksettings->base.port
 475                = legacy_settings->port;
 476        link_ksettings->base.phy_address
 477                = legacy_settings->phy_address;
 478        link_ksettings->base.autoneg
 479                = legacy_settings->autoneg;
 480        link_ksettings->base.mdio_support
 481                = legacy_settings->mdio_support;
 482        link_ksettings->base.eth_tp_mdix
 483                = legacy_settings->eth_tp_mdix;
 484        link_ksettings->base.eth_tp_mdix_ctrl
 485                = legacy_settings->eth_tp_mdix_ctrl;
 486        return retval;
 487}
 488
 489int __ethtool_get_link(struct net_device *dev)
 490{
 491        if (!dev->ethtool_ops->get_link)
 492                return -EOPNOTSUPP;
 493
 494        return netif_running(dev) && dev->ethtool_ops->get_link(dev);
 495}
 496
 497int ethtool_get_max_rxfh_channel(struct net_device *dev, u32 *max)
 498{
 499        u32 dev_size, current_max = 0;
 500        u32 *indir;
 501        int ret;
 502
 503        if (!dev->ethtool_ops->get_rxfh_indir_size ||
 504            !dev->ethtool_ops->get_rxfh)
 505                return -EOPNOTSUPP;
 506        dev_size = dev->ethtool_ops->get_rxfh_indir_size(dev);
 507        if (dev_size == 0)
 508                return -EOPNOTSUPP;
 509
 510        indir = kcalloc(dev_size, sizeof(indir[0]), GFP_USER);
 511        if (!indir)
 512                return -ENOMEM;
 513
 514        ret = dev->ethtool_ops->get_rxfh(dev, indir, NULL, NULL);
 515        if (ret)
 516                goto out;
 517
 518        while (dev_size--)
 519                current_max = max(current_max, indir[dev_size]);
 520
 521        *max = current_max;
 522
 523out:
 524        kfree(indir);
 525        return ret;
 526}
 527
 528int ethtool_check_ops(const struct ethtool_ops *ops)
 529{
 530        if (WARN_ON(ops->set_coalesce && !ops->supported_coalesce_params))
 531                return -EINVAL;
 532        /* NOTE: sufficiently insane drivers may swap ethtool_ops at runtime,
 533         * the fact that ops are checked at registration time does not
 534         * mean the ops attached to a netdev later on are sane.
 535         */
 536        return 0;
 537}
 538
 539int __ethtool_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info)
 540{
 541        const struct ethtool_ops *ops = dev->ethtool_ops;
 542        struct phy_device *phydev = dev->phydev;
 543
 544        memset(info, 0, sizeof(*info));
 545        info->cmd = ETHTOOL_GET_TS_INFO;
 546
 547        if (phy_has_tsinfo(phydev))
 548                return phy_ts_info(phydev, info);
 549        if (ops->get_ts_info)
 550                return ops->get_ts_info(dev, info);
 551
 552        info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
 553                                SOF_TIMESTAMPING_SOFTWARE;
 554        info->phc_index = -1;
 555
 556        return 0;
 557}
 558
 559int ethtool_get_phc_vclocks(struct net_device *dev, int **vclock_index)
 560{
 561        struct ethtool_ts_info info = { };
 562        int num = 0;
 563
 564        if (!__ethtool_get_ts_info(dev, &info))
 565                num = ptp_get_vclocks_index(info.phc_index, vclock_index);
 566
 567        return num;
 568}
 569EXPORT_SYMBOL(ethtool_get_phc_vclocks);
 570
 571const struct ethtool_phy_ops *ethtool_phy_ops;
 572
 573void ethtool_set_ethtool_phy_ops(const struct ethtool_phy_ops *ops)
 574{
 575        rtnl_lock();
 576        ethtool_phy_ops = ops;
 577        rtnl_unlock();
 578}
 579EXPORT_SYMBOL_GPL(ethtool_set_ethtool_phy_ops);
 580
 581void
 582ethtool_params_from_link_mode(struct ethtool_link_ksettings *link_ksettings,
 583                              enum ethtool_link_mode_bit_indices link_mode)
 584{
 585        const struct link_mode_info *link_info;
 586
 587        if (WARN_ON_ONCE(link_mode >= __ETHTOOL_LINK_MODE_MASK_NBITS))
 588                return;
 589
 590        link_info = &link_mode_params[link_mode];
 591        link_ksettings->base.speed = link_info->speed;
 592        link_ksettings->lanes = link_info->lanes;
 593        link_ksettings->base.duplex = link_info->duplex;
 594}
 595EXPORT_SYMBOL_GPL(ethtool_params_from_link_mode);
 596