1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 2 /* Copyright (c) 2020 Mellanox Technologies. All rights reserved */ 3 4 #include "reg.h" 5 #include "core.h" 6 #include "spectrum.h" 7 #include "core_env.h" 8 9 static const char mlxsw_sp_driver_version[] = "1.0"; 10 11 static void mlxsw_sp_port_get_drvinfo(struct net_device *dev, 12 struct ethtool_drvinfo *drvinfo) 13 { 14 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 15 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 16 17 strscpy(drvinfo->driver, mlxsw_sp->bus_info->device_kind, 18 sizeof(drvinfo->driver)); 19 strscpy(drvinfo->version, mlxsw_sp_driver_version, 20 sizeof(drvinfo->version)); 21 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 22 "%d.%d.%d", 23 mlxsw_sp->bus_info->fw_rev.major, 24 mlxsw_sp->bus_info->fw_rev.minor, 25 mlxsw_sp->bus_info->fw_rev.subminor); 26 strscpy(drvinfo->bus_info, mlxsw_sp->bus_info->device_name, 27 sizeof(drvinfo->bus_info)); 28 } 29 30 struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping { 31 u32 status_opcode; 32 enum ethtool_link_ext_state link_ext_state; 33 u8 link_ext_substate; 34 }; 35 36 static const struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping 37 mlxsw_sp_link_ext_state_opcode_map[] = { 38 {2, ETHTOOL_LINK_EXT_STATE_AUTONEG, 39 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED}, 40 {3, ETHTOOL_LINK_EXT_STATE_AUTONEG, 41 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED}, 42 {4, ETHTOOL_LINK_EXT_STATE_AUTONEG, 43 ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED}, 44 {36, ETHTOOL_LINK_EXT_STATE_AUTONEG, 45 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE}, 46 {38, ETHTOOL_LINK_EXT_STATE_AUTONEG, 47 ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE}, 48 {39, ETHTOOL_LINK_EXT_STATE_AUTONEG, 49 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD}, 50 51 {5, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 52 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED}, 53 {6, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 54 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT}, 55 {7, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 56 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY}, 57 {8, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 0}, 58 {14, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 59 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT}, 60 61 {9, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 62 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK}, 63 {10, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 64 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK}, 65 {11, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 66 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS}, 67 {12, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 68 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED}, 69 {13, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 70 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED}, 71 72 {15, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 0}, 73 {17, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 74 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS}, 75 {42, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 76 ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE}, 77 78 {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0}, 79 80 {16, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 81 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 82 {20, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 83 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 84 {29, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 85 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 86 {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 87 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 88 {1029, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 89 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 90 {1031, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 0}, 91 92 {1027, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0}, 93 94 {23, ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE, 0}, 95 96 {1032, ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 0}, 97 98 {1030, ETHTOOL_LINK_EXT_STATE_OVERHEAT, 0}, 99 100 {1042, ETHTOOL_LINK_EXT_STATE_MODULE, 101 ETHTOOL_LINK_EXT_SUBSTATE_MODULE_CMIS_NOT_READY}, 102 }; 103 104 static void 105 mlxsw_sp_port_set_link_ext_state(struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping 106 link_ext_state_mapping, 107 struct ethtool_link_ext_state_info *link_ext_state_info) 108 { 109 switch (link_ext_state_mapping.link_ext_state) { 110 case ETHTOOL_LINK_EXT_STATE_AUTONEG: 111 link_ext_state_info->autoneg = 112 link_ext_state_mapping.link_ext_substate; 113 break; 114 case ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE: 115 link_ext_state_info->link_training = 116 link_ext_state_mapping.link_ext_substate; 117 break; 118 case ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH: 119 link_ext_state_info->link_logical_mismatch = 120 link_ext_state_mapping.link_ext_substate; 121 break; 122 case ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY: 123 link_ext_state_info->bad_signal_integrity = 124 link_ext_state_mapping.link_ext_substate; 125 break; 126 case ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE: 127 link_ext_state_info->cable_issue = 128 link_ext_state_mapping.link_ext_substate; 129 break; 130 case ETHTOOL_LINK_EXT_STATE_MODULE: 131 link_ext_state_info->module = 132 link_ext_state_mapping.link_ext_substate; 133 break; 134 default: 135 break; 136 } 137 138 link_ext_state_info->link_ext_state = link_ext_state_mapping.link_ext_state; 139 } 140 141 static int 142 mlxsw_sp_port_get_link_ext_state(struct net_device *dev, 143 struct ethtool_link_ext_state_info *link_ext_state_info) 144 { 145 struct mlxsw_sp_ethtool_link_ext_state_opcode_mapping link_ext_state_mapping; 146 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 147 char pddr_pl[MLXSW_REG_PDDR_LEN]; 148 int opcode, err, i; 149 u32 status_opcode; 150 151 if (netif_carrier_ok(dev)) 152 return -ENODATA; 153 154 mlxsw_reg_pddr_pack(pddr_pl, mlxsw_sp_port->local_port, 155 MLXSW_REG_PDDR_PAGE_SELECT_TROUBLESHOOTING_INFO); 156 157 opcode = MLXSW_REG_PDDR_TRBLSH_GROUP_OPCODE_MONITOR; 158 mlxsw_reg_pddr_trblsh_group_opcode_set(pddr_pl, opcode); 159 160 err = mlxsw_reg_query(mlxsw_sp_port->mlxsw_sp->core, MLXSW_REG(pddr), 161 pddr_pl); 162 if (err) 163 return err; 164 165 status_opcode = mlxsw_reg_pddr_trblsh_status_opcode_get(pddr_pl); 166 if (!status_opcode) 167 return -ENODATA; 168 169 for (i = 0; i < ARRAY_SIZE(mlxsw_sp_link_ext_state_opcode_map); i++) { 170 link_ext_state_mapping = mlxsw_sp_link_ext_state_opcode_map[i]; 171 if (link_ext_state_mapping.status_opcode == status_opcode) { 172 mlxsw_sp_port_set_link_ext_state(link_ext_state_mapping, 173 link_ext_state_info); 174 return 0; 175 } 176 } 177 178 return -ENODATA; 179 } 180 181 static void mlxsw_sp_port_get_pauseparam(struct net_device *dev, 182 struct ethtool_pauseparam *pause) 183 { 184 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 185 186 pause->rx_pause = mlxsw_sp_port->link.rx_pause; 187 pause->tx_pause = mlxsw_sp_port->link.tx_pause; 188 } 189 190 static int mlxsw_sp_port_pause_set(struct mlxsw_sp_port *mlxsw_sp_port, 191 struct ethtool_pauseparam *pause) 192 { 193 char pfcc_pl[MLXSW_REG_PFCC_LEN]; 194 195 mlxsw_reg_pfcc_pack(pfcc_pl, mlxsw_sp_port->local_port); 196 mlxsw_reg_pfcc_pprx_set(pfcc_pl, pause->rx_pause); 197 mlxsw_reg_pfcc_pptx_set(pfcc_pl, pause->tx_pause); 198 199 return mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core, MLXSW_REG(pfcc), 200 pfcc_pl); 201 } 202 203 /* Maximum delay buffer needed in case of PAUSE frames. Similar to PFC delay, but is 204 * measured in bytes. Assumes 100m cable and does not take into account MTU. 205 */ 206 #define MLXSW_SP_PAUSE_DELAY_BYTES 19476 207 208 static int mlxsw_sp_port_set_pauseparam(struct net_device *dev, 209 struct ethtool_pauseparam *pause) 210 { 211 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 212 bool pause_en = pause->tx_pause || pause->rx_pause; 213 struct mlxsw_sp_hdroom orig_hdroom; 214 struct mlxsw_sp_hdroom hdroom; 215 int prio; 216 int err; 217 218 if (mlxsw_sp_port->dcb.pfc && mlxsw_sp_port->dcb.pfc->pfc_en) { 219 netdev_err(dev, "PFC already enabled on port\n"); 220 return -EINVAL; 221 } 222 223 if (pause->autoneg) { 224 netdev_err(dev, "PAUSE frames autonegotiation isn't supported\n"); 225 return -EINVAL; 226 } 227 228 orig_hdroom = *mlxsw_sp_port->hdroom; 229 230 hdroom = orig_hdroom; 231 if (pause_en) 232 hdroom.delay_bytes = MLXSW_SP_PAUSE_DELAY_BYTES; 233 else 234 hdroom.delay_bytes = 0; 235 236 for (prio = 0; prio < IEEE_8021QAZ_MAX_TCS; prio++) 237 hdroom.prios.prio[prio].lossy = !pause_en; 238 239 mlxsw_sp_hdroom_bufs_reset_lossiness(&hdroom); 240 mlxsw_sp_hdroom_bufs_reset_sizes(mlxsw_sp_port, &hdroom); 241 242 err = mlxsw_sp_hdroom_configure(mlxsw_sp_port, &hdroom); 243 if (err) { 244 netdev_err(dev, "Failed to configure port's headroom\n"); 245 return err; 246 } 247 248 err = mlxsw_sp_port_pause_set(mlxsw_sp_port, pause); 249 if (err) { 250 netdev_err(dev, "Failed to set PAUSE parameters\n"); 251 goto err_port_pause_configure; 252 } 253 254 mlxsw_sp_port->link.rx_pause = pause->rx_pause; 255 mlxsw_sp_port->link.tx_pause = pause->tx_pause; 256 257 return 0; 258 259 err_port_pause_configure: 260 mlxsw_sp_hdroom_configure(mlxsw_sp_port, &orig_hdroom); 261 return err; 262 } 263 264 struct mlxsw_sp_port_hw_stats { 265 char str[ETH_GSTRING_LEN]; 266 u64 (*getter)(const char *payload); 267 bool cells_bytes; 268 }; 269 270 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_stats[] = { 271 { 272 .str = "a_frames_transmitted_ok", 273 .getter = mlxsw_reg_ppcnt_a_frames_transmitted_ok_get, 274 }, 275 { 276 .str = "a_frames_received_ok", 277 .getter = mlxsw_reg_ppcnt_a_frames_received_ok_get, 278 }, 279 { 280 .str = "a_frame_check_sequence_errors", 281 .getter = mlxsw_reg_ppcnt_a_frame_check_sequence_errors_get, 282 }, 283 { 284 .str = "a_alignment_errors", 285 .getter = mlxsw_reg_ppcnt_a_alignment_errors_get, 286 }, 287 { 288 .str = "a_octets_transmitted_ok", 289 .getter = mlxsw_reg_ppcnt_a_octets_transmitted_ok_get, 290 }, 291 { 292 .str = "a_octets_received_ok", 293 .getter = mlxsw_reg_ppcnt_a_octets_received_ok_get, 294 }, 295 { 296 .str = "a_multicast_frames_xmitted_ok", 297 .getter = mlxsw_reg_ppcnt_a_multicast_frames_xmitted_ok_get, 298 }, 299 { 300 .str = "a_broadcast_frames_xmitted_ok", 301 .getter = mlxsw_reg_ppcnt_a_broadcast_frames_xmitted_ok_get, 302 }, 303 { 304 .str = "a_multicast_frames_received_ok", 305 .getter = mlxsw_reg_ppcnt_a_multicast_frames_received_ok_get, 306 }, 307 { 308 .str = "a_broadcast_frames_received_ok", 309 .getter = mlxsw_reg_ppcnt_a_broadcast_frames_received_ok_get, 310 }, 311 { 312 .str = "a_in_range_length_errors", 313 .getter = mlxsw_reg_ppcnt_a_in_range_length_errors_get, 314 }, 315 { 316 .str = "a_out_of_range_length_field", 317 .getter = mlxsw_reg_ppcnt_a_out_of_range_length_field_get, 318 }, 319 { 320 .str = "a_frame_too_long_errors", 321 .getter = mlxsw_reg_ppcnt_a_frame_too_long_errors_get, 322 }, 323 { 324 .str = "a_symbol_error_during_carrier", 325 .getter = mlxsw_reg_ppcnt_a_symbol_error_during_carrier_get, 326 }, 327 { 328 .str = "a_mac_control_frames_transmitted", 329 .getter = mlxsw_reg_ppcnt_a_mac_control_frames_transmitted_get, 330 }, 331 { 332 .str = "a_mac_control_frames_received", 333 .getter = mlxsw_reg_ppcnt_a_mac_control_frames_received_get, 334 }, 335 { 336 .str = "a_unsupported_opcodes_received", 337 .getter = mlxsw_reg_ppcnt_a_unsupported_opcodes_received_get, 338 }, 339 { 340 .str = "a_pause_mac_ctrl_frames_received", 341 .getter = mlxsw_reg_ppcnt_a_pause_mac_ctrl_frames_received_get, 342 }, 343 { 344 .str = "a_pause_mac_ctrl_frames_xmitted", 345 .getter = mlxsw_reg_ppcnt_a_pause_mac_ctrl_frames_transmitted_get, 346 }, 347 }; 348 349 #define MLXSW_SP_PORT_HW_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_stats) 350 351 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_2863_stats[] = { 352 { 353 .str = "if_in_discards", 354 .getter = mlxsw_reg_ppcnt_if_in_discards_get, 355 }, 356 { 357 .str = "if_out_discards", 358 .getter = mlxsw_reg_ppcnt_if_out_discards_get, 359 }, 360 { 361 .str = "if_out_errors", 362 .getter = mlxsw_reg_ppcnt_if_out_errors_get, 363 }, 364 }; 365 366 #define MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN \ 367 ARRAY_SIZE(mlxsw_sp_port_hw_rfc_2863_stats) 368 369 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_2819_stats[] = { 370 { 371 .str = "ether_stats_undersize_pkts", 372 .getter = mlxsw_reg_ppcnt_ether_stats_undersize_pkts_get, 373 }, 374 { 375 .str = "ether_stats_oversize_pkts", 376 .getter = mlxsw_reg_ppcnt_ether_stats_oversize_pkts_get, 377 }, 378 { 379 .str = "ether_stats_fragments", 380 .getter = mlxsw_reg_ppcnt_ether_stats_fragments_get, 381 }, 382 { 383 .str = "ether_pkts64octets", 384 .getter = mlxsw_reg_ppcnt_ether_stats_pkts64octets_get, 385 }, 386 { 387 .str = "ether_pkts65to127octets", 388 .getter = mlxsw_reg_ppcnt_ether_stats_pkts65to127octets_get, 389 }, 390 { 391 .str = "ether_pkts128to255octets", 392 .getter = mlxsw_reg_ppcnt_ether_stats_pkts128to255octets_get, 393 }, 394 { 395 .str = "ether_pkts256to511octets", 396 .getter = mlxsw_reg_ppcnt_ether_stats_pkts256to511octets_get, 397 }, 398 { 399 .str = "ether_pkts512to1023octets", 400 .getter = mlxsw_reg_ppcnt_ether_stats_pkts512to1023octets_get, 401 }, 402 { 403 .str = "ether_pkts1024to1518octets", 404 .getter = mlxsw_reg_ppcnt_ether_stats_pkts1024to1518octets_get, 405 }, 406 { 407 .str = "ether_pkts1519to2047octets", 408 .getter = mlxsw_reg_ppcnt_ether_stats_pkts1519to2047octets_get, 409 }, 410 { 411 .str = "ether_pkts2048to4095octets", 412 .getter = mlxsw_reg_ppcnt_ether_stats_pkts2048to4095octets_get, 413 }, 414 { 415 .str = "ether_pkts4096to8191octets", 416 .getter = mlxsw_reg_ppcnt_ether_stats_pkts4096to8191octets_get, 417 }, 418 { 419 .str = "ether_pkts8192to10239octets", 420 .getter = mlxsw_reg_ppcnt_ether_stats_pkts8192to10239octets_get, 421 }, 422 }; 423 424 #define MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN \ 425 ARRAY_SIZE(mlxsw_sp_port_hw_rfc_2819_stats) 426 427 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_rfc_3635_stats[] = { 428 { 429 .str = "dot3stats_fcs_errors", 430 .getter = mlxsw_reg_ppcnt_dot3stats_fcs_errors_get, 431 }, 432 { 433 .str = "dot3stats_symbol_errors", 434 .getter = mlxsw_reg_ppcnt_dot3stats_symbol_errors_get, 435 }, 436 { 437 .str = "dot3control_in_unknown_opcodes", 438 .getter = mlxsw_reg_ppcnt_dot3control_in_unknown_opcodes_get, 439 }, 440 { 441 .str = "dot3in_pause_frames", 442 .getter = mlxsw_reg_ppcnt_dot3in_pause_frames_get, 443 }, 444 }; 445 446 #define MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN \ 447 ARRAY_SIZE(mlxsw_sp_port_hw_rfc_3635_stats) 448 449 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_ext_stats[] = { 450 { 451 .str = "ecn_marked", 452 .getter = mlxsw_reg_ppcnt_ecn_marked_get, 453 }, 454 }; 455 456 #define MLXSW_SP_PORT_HW_EXT_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_ext_stats) 457 458 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_discard_stats[] = { 459 { 460 .str = "discard_ingress_general", 461 .getter = mlxsw_reg_ppcnt_ingress_general_get, 462 }, 463 { 464 .str = "discard_ingress_policy_engine", 465 .getter = mlxsw_reg_ppcnt_ingress_policy_engine_get, 466 }, 467 { 468 .str = "discard_ingress_vlan_membership", 469 .getter = mlxsw_reg_ppcnt_ingress_vlan_membership_get, 470 }, 471 { 472 .str = "discard_ingress_tag_frame_type", 473 .getter = mlxsw_reg_ppcnt_ingress_tag_frame_type_get, 474 }, 475 { 476 .str = "discard_egress_vlan_membership", 477 .getter = mlxsw_reg_ppcnt_egress_vlan_membership_get, 478 }, 479 { 480 .str = "discard_loopback_filter", 481 .getter = mlxsw_reg_ppcnt_loopback_filter_get, 482 }, 483 { 484 .str = "discard_egress_general", 485 .getter = mlxsw_reg_ppcnt_egress_general_get, 486 }, 487 { 488 .str = "discard_egress_hoq", 489 .getter = mlxsw_reg_ppcnt_egress_hoq_get, 490 }, 491 { 492 .str = "discard_egress_policy_engine", 493 .getter = mlxsw_reg_ppcnt_egress_policy_engine_get, 494 }, 495 { 496 .str = "discard_ingress_tx_link_down", 497 .getter = mlxsw_reg_ppcnt_ingress_tx_link_down_get, 498 }, 499 { 500 .str = "discard_egress_stp_filter", 501 .getter = mlxsw_reg_ppcnt_egress_stp_filter_get, 502 }, 503 { 504 .str = "discard_egress_sll", 505 .getter = mlxsw_reg_ppcnt_egress_sll_get, 506 }, 507 }; 508 509 #define MLXSW_SP_PORT_HW_DISCARD_STATS_LEN \ 510 ARRAY_SIZE(mlxsw_sp_port_hw_discard_stats) 511 512 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_prio_stats[] = { 513 { 514 .str = "rx_octets_prio", 515 .getter = mlxsw_reg_ppcnt_rx_octets_get, 516 }, 517 { 518 .str = "rx_frames_prio", 519 .getter = mlxsw_reg_ppcnt_rx_frames_get, 520 }, 521 { 522 .str = "tx_octets_prio", 523 .getter = mlxsw_reg_ppcnt_tx_octets_get, 524 }, 525 { 526 .str = "tx_frames_prio", 527 .getter = mlxsw_reg_ppcnt_tx_frames_get, 528 }, 529 { 530 .str = "rx_pause_prio", 531 .getter = mlxsw_reg_ppcnt_rx_pause_get, 532 }, 533 { 534 .str = "rx_pause_duration_prio", 535 .getter = mlxsw_reg_ppcnt_rx_pause_duration_get, 536 }, 537 { 538 .str = "tx_pause_prio", 539 .getter = mlxsw_reg_ppcnt_tx_pause_get, 540 }, 541 { 542 .str = "tx_pause_duration_prio", 543 .getter = mlxsw_reg_ppcnt_tx_pause_duration_get, 544 }, 545 }; 546 547 #define MLXSW_SP_PORT_HW_PRIO_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_prio_stats) 548 549 static struct mlxsw_sp_port_hw_stats mlxsw_sp_port_hw_tc_stats[] = { 550 { 551 .str = "tc_transmit_queue_tc", 552 .getter = mlxsw_reg_ppcnt_tc_transmit_queue_get, 553 .cells_bytes = true, 554 }, 555 { 556 .str = "tc_no_buffer_discard_uc_tc", 557 .getter = mlxsw_reg_ppcnt_tc_no_buffer_discard_uc_get, 558 }, 559 }; 560 561 #define MLXSW_SP_PORT_HW_TC_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_hw_tc_stats) 562 563 struct mlxsw_sp_port_stats { 564 char str[ETH_GSTRING_LEN]; 565 u64 (*getter)(struct mlxsw_sp_port *mlxsw_sp_port); 566 }; 567 568 static u64 569 mlxsw_sp_port_get_transceiver_overheat_stats(struct mlxsw_sp_port *mlxsw_sp_port) 570 { 571 struct mlxsw_core *mlxsw_core = mlxsw_sp_port->mlxsw_sp->core; 572 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 573 u8 module = mlxsw_sp_port->mapping.module; 574 u64 stats; 575 int err; 576 577 err = mlxsw_env_module_overheat_counter_get(mlxsw_core, slot_index, 578 module, &stats); 579 if (err) 580 return mlxsw_sp_port->module_overheat_initial_val; 581 582 return stats - mlxsw_sp_port->module_overheat_initial_val; 583 } 584 585 static struct mlxsw_sp_port_stats mlxsw_sp_port_transceiver_stats[] = { 586 { 587 .str = "transceiver_overheat", 588 .getter = mlxsw_sp_port_get_transceiver_overheat_stats, 589 }, 590 }; 591 592 #define MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN ARRAY_SIZE(mlxsw_sp_port_transceiver_stats) 593 594 #define MLXSW_SP_PORT_ETHTOOL_STATS_LEN (MLXSW_SP_PORT_HW_STATS_LEN + \ 595 MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN + \ 596 MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN + \ 597 MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN + \ 598 MLXSW_SP_PORT_HW_EXT_STATS_LEN + \ 599 MLXSW_SP_PORT_HW_DISCARD_STATS_LEN + \ 600 (MLXSW_SP_PORT_HW_PRIO_STATS_LEN * \ 601 IEEE_8021QAZ_MAX_TCS) + \ 602 (MLXSW_SP_PORT_HW_TC_STATS_LEN * \ 603 TC_MAX_QUEUE) + \ 604 MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN) 605 606 static void mlxsw_sp_port_get_prio_strings(u8 **p, int prio) 607 { 608 int i; 609 610 for (i = 0; i < MLXSW_SP_PORT_HW_PRIO_STATS_LEN; i++) { 611 snprintf(*p, ETH_GSTRING_LEN, "%.29s_%.1d", 612 mlxsw_sp_port_hw_prio_stats[i].str, prio); 613 *p += ETH_GSTRING_LEN; 614 } 615 } 616 617 static void mlxsw_sp_port_get_tc_strings(u8 **p, int tc) 618 { 619 int i; 620 621 for (i = 0; i < MLXSW_SP_PORT_HW_TC_STATS_LEN; i++) { 622 snprintf(*p, ETH_GSTRING_LEN, "%.28s_%d", 623 mlxsw_sp_port_hw_tc_stats[i].str, tc); 624 *p += ETH_GSTRING_LEN; 625 } 626 } 627 628 static void mlxsw_sp_port_get_strings(struct net_device *dev, 629 u32 stringset, u8 *data) 630 { 631 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 632 u8 *p = data; 633 int i; 634 635 switch (stringset) { 636 case ETH_SS_STATS: 637 for (i = 0; i < MLXSW_SP_PORT_HW_STATS_LEN; i++) { 638 memcpy(p, mlxsw_sp_port_hw_stats[i].str, 639 ETH_GSTRING_LEN); 640 p += ETH_GSTRING_LEN; 641 } 642 643 for (i = 0; i < MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN; i++) { 644 memcpy(p, mlxsw_sp_port_hw_rfc_2863_stats[i].str, 645 ETH_GSTRING_LEN); 646 p += ETH_GSTRING_LEN; 647 } 648 649 for (i = 0; i < MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN; i++) { 650 memcpy(p, mlxsw_sp_port_hw_rfc_2819_stats[i].str, 651 ETH_GSTRING_LEN); 652 p += ETH_GSTRING_LEN; 653 } 654 655 for (i = 0; i < MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN; i++) { 656 memcpy(p, mlxsw_sp_port_hw_rfc_3635_stats[i].str, 657 ETH_GSTRING_LEN); 658 p += ETH_GSTRING_LEN; 659 } 660 661 for (i = 0; i < MLXSW_SP_PORT_HW_EXT_STATS_LEN; i++) { 662 memcpy(p, mlxsw_sp_port_hw_ext_stats[i].str, 663 ETH_GSTRING_LEN); 664 p += ETH_GSTRING_LEN; 665 } 666 667 for (i = 0; i < MLXSW_SP_PORT_HW_DISCARD_STATS_LEN; i++) { 668 memcpy(p, mlxsw_sp_port_hw_discard_stats[i].str, 669 ETH_GSTRING_LEN); 670 p += ETH_GSTRING_LEN; 671 } 672 673 for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) 674 mlxsw_sp_port_get_prio_strings(&p, i); 675 676 for (i = 0; i < TC_MAX_QUEUE; i++) 677 mlxsw_sp_port_get_tc_strings(&p, i); 678 679 mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_strings(&p); 680 681 for (i = 0; i < MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN; i++) { 682 memcpy(p, mlxsw_sp_port_transceiver_stats[i].str, 683 ETH_GSTRING_LEN); 684 p += ETH_GSTRING_LEN; 685 } 686 break; 687 } 688 } 689 690 static int mlxsw_sp_port_set_phys_id(struct net_device *dev, 691 enum ethtool_phys_id_state state) 692 { 693 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 694 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 695 char mlcr_pl[MLXSW_REG_MLCR_LEN]; 696 bool active; 697 698 switch (state) { 699 case ETHTOOL_ID_ACTIVE: 700 active = true; 701 break; 702 case ETHTOOL_ID_INACTIVE: 703 active = false; 704 break; 705 default: 706 return -EOPNOTSUPP; 707 } 708 709 mlxsw_reg_mlcr_pack(mlcr_pl, mlxsw_sp_port->local_port, active); 710 return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mlcr), mlcr_pl); 711 } 712 713 static int 714 mlxsw_sp_get_hw_stats_by_group(struct mlxsw_sp_port_hw_stats **p_hw_stats, 715 int *p_len, enum mlxsw_reg_ppcnt_grp grp) 716 { 717 switch (grp) { 718 case MLXSW_REG_PPCNT_IEEE_8023_CNT: 719 *p_hw_stats = mlxsw_sp_port_hw_stats; 720 *p_len = MLXSW_SP_PORT_HW_STATS_LEN; 721 break; 722 case MLXSW_REG_PPCNT_RFC_2863_CNT: 723 *p_hw_stats = mlxsw_sp_port_hw_rfc_2863_stats; 724 *p_len = MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN; 725 break; 726 case MLXSW_REG_PPCNT_RFC_2819_CNT: 727 *p_hw_stats = mlxsw_sp_port_hw_rfc_2819_stats; 728 *p_len = MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN; 729 break; 730 case MLXSW_REG_PPCNT_RFC_3635_CNT: 731 *p_hw_stats = mlxsw_sp_port_hw_rfc_3635_stats; 732 *p_len = MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN; 733 break; 734 case MLXSW_REG_PPCNT_EXT_CNT: 735 *p_hw_stats = mlxsw_sp_port_hw_ext_stats; 736 *p_len = MLXSW_SP_PORT_HW_EXT_STATS_LEN; 737 break; 738 case MLXSW_REG_PPCNT_DISCARD_CNT: 739 *p_hw_stats = mlxsw_sp_port_hw_discard_stats; 740 *p_len = MLXSW_SP_PORT_HW_DISCARD_STATS_LEN; 741 break; 742 case MLXSW_REG_PPCNT_PRIO_CNT: 743 *p_hw_stats = mlxsw_sp_port_hw_prio_stats; 744 *p_len = MLXSW_SP_PORT_HW_PRIO_STATS_LEN; 745 break; 746 case MLXSW_REG_PPCNT_TC_CNT: 747 *p_hw_stats = mlxsw_sp_port_hw_tc_stats; 748 *p_len = MLXSW_SP_PORT_HW_TC_STATS_LEN; 749 break; 750 default: 751 WARN_ON(1); 752 return -EOPNOTSUPP; 753 } 754 return 0; 755 } 756 757 static void __mlxsw_sp_port_get_stats(struct net_device *dev, 758 enum mlxsw_reg_ppcnt_grp grp, int prio, 759 u64 *data, int data_index) 760 { 761 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 762 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 763 struct mlxsw_sp_port_hw_stats *hw_stats; 764 char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; 765 int i, len; 766 int err; 767 768 err = mlxsw_sp_get_hw_stats_by_group(&hw_stats, &len, grp); 769 if (err) 770 return; 771 mlxsw_sp_port_get_stats_raw(dev, grp, prio, ppcnt_pl); 772 for (i = 0; i < len; i++) { 773 data[data_index + i] = hw_stats[i].getter(ppcnt_pl); 774 if (!hw_stats[i].cells_bytes) 775 continue; 776 data[data_index + i] = mlxsw_sp_cells_bytes(mlxsw_sp, 777 data[data_index + i]); 778 } 779 } 780 781 static void __mlxsw_sp_port_get_env_stats(struct net_device *dev, u64 *data, int data_index, 782 struct mlxsw_sp_port_stats *port_stats, 783 int len) 784 { 785 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 786 int i; 787 788 for (i = 0; i < len; i++) 789 data[data_index + i] = port_stats[i].getter(mlxsw_sp_port); 790 } 791 792 static void mlxsw_sp_port_get_stats(struct net_device *dev, 793 struct ethtool_stats *stats, u64 *data) 794 { 795 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 796 int i, data_index = 0; 797 798 /* IEEE 802.3 Counters */ 799 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT, 0, 800 data, data_index); 801 data_index = MLXSW_SP_PORT_HW_STATS_LEN; 802 803 /* RFC 2863 Counters */ 804 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_2863_CNT, 0, 805 data, data_index); 806 data_index += MLXSW_SP_PORT_HW_RFC_2863_STATS_LEN; 807 808 /* RFC 2819 Counters */ 809 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_2819_CNT, 0, 810 data, data_index); 811 data_index += MLXSW_SP_PORT_HW_RFC_2819_STATS_LEN; 812 813 /* RFC 3635 Counters */ 814 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_RFC_3635_CNT, 0, 815 data, data_index); 816 data_index += MLXSW_SP_PORT_HW_RFC_3635_STATS_LEN; 817 818 /* Extended Counters */ 819 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_EXT_CNT, 0, 820 data, data_index); 821 data_index += MLXSW_SP_PORT_HW_EXT_STATS_LEN; 822 823 /* Discard Counters */ 824 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_DISCARD_CNT, 0, 825 data, data_index); 826 data_index += MLXSW_SP_PORT_HW_DISCARD_STATS_LEN; 827 828 /* Per-Priority Counters */ 829 for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { 830 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_PRIO_CNT, i, 831 data, data_index); 832 data_index += MLXSW_SP_PORT_HW_PRIO_STATS_LEN; 833 } 834 835 /* Per-TC Counters */ 836 for (i = 0; i < TC_MAX_QUEUE; i++) { 837 __mlxsw_sp_port_get_stats(dev, MLXSW_REG_PPCNT_TC_CNT, i, 838 data, data_index); 839 data_index += MLXSW_SP_PORT_HW_TC_STATS_LEN; 840 } 841 842 /* PTP counters */ 843 mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats(mlxsw_sp_port, 844 data, data_index); 845 data_index += mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count(); 846 847 /* Transceiver counters */ 848 __mlxsw_sp_port_get_env_stats(dev, data, data_index, mlxsw_sp_port_transceiver_stats, 849 MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN); 850 data_index += MLXSW_SP_PORT_HW_TRANSCEIVER_STATS_LEN; 851 } 852 853 static int mlxsw_sp_port_get_sset_count(struct net_device *dev, int sset) 854 { 855 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 856 857 switch (sset) { 858 case ETH_SS_STATS: 859 return MLXSW_SP_PORT_ETHTOOL_STATS_LEN + 860 mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count(); 861 default: 862 return -EOPNOTSUPP; 863 } 864 } 865 866 static void 867 mlxsw_sp_port_get_link_supported(struct mlxsw_sp *mlxsw_sp, u32 eth_proto_cap, 868 struct ethtool_link_ksettings *cmd) 869 { 870 const struct mlxsw_sp_port_type_speed_ops *ops; 871 872 ops = mlxsw_sp->port_type_speed_ops; 873 874 ethtool_link_ksettings_add_link_mode(cmd, supported, Asym_Pause); 875 ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg); 876 ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); 877 878 ops->from_ptys_supported_port(mlxsw_sp, eth_proto_cap, cmd); 879 ops->from_ptys_link(mlxsw_sp, eth_proto_cap, 880 cmd->link_modes.supported); 881 } 882 883 static void 884 mlxsw_sp_port_get_link_advertise(struct mlxsw_sp *mlxsw_sp, 885 u32 eth_proto_admin, bool autoneg, 886 struct ethtool_link_ksettings *cmd) 887 { 888 const struct mlxsw_sp_port_type_speed_ops *ops; 889 890 ops = mlxsw_sp->port_type_speed_ops; 891 892 if (!autoneg) 893 return; 894 895 ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg); 896 ops->from_ptys_link(mlxsw_sp, eth_proto_admin, 897 cmd->link_modes.advertising); 898 } 899 900 static u8 901 mlxsw_sp_port_connector_port(enum mlxsw_reg_ptys_connector_type connector_type) 902 { 903 switch (connector_type) { 904 case MLXSW_REG_PTYS_CONNECTOR_TYPE_UNKNOWN_OR_NO_CONNECTOR: 905 return PORT_OTHER; 906 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_NONE: 907 return PORT_NONE; 908 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_TP: 909 return PORT_TP; 910 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_AUI: 911 return PORT_AUI; 912 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_BNC: 913 return PORT_BNC; 914 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_MII: 915 return PORT_MII; 916 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_FIBRE: 917 return PORT_FIBRE; 918 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_DA: 919 return PORT_DA; 920 case MLXSW_REG_PTYS_CONNECTOR_TYPE_PORT_OTHER: 921 return PORT_OTHER; 922 default: 923 WARN_ON_ONCE(1); 924 return PORT_OTHER; 925 } 926 } 927 928 static int mlxsw_sp_port_ptys_query(struct mlxsw_sp_port *mlxsw_sp_port, 929 u32 *p_eth_proto_cap, u32 *p_eth_proto_admin, 930 u32 *p_eth_proto_oper, u8 *p_connector_type) 931 { 932 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 933 const struct mlxsw_sp_port_type_speed_ops *ops; 934 char ptys_pl[MLXSW_REG_PTYS_LEN]; 935 int err; 936 937 ops = mlxsw_sp->port_type_speed_ops; 938 939 ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port, 0, false); 940 err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl); 941 if (err) 942 return err; 943 944 ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, p_eth_proto_cap, p_eth_proto_admin, 945 p_eth_proto_oper); 946 if (p_connector_type) 947 *p_connector_type = mlxsw_reg_ptys_connector_type_get(ptys_pl); 948 return 0; 949 } 950 951 static int mlxsw_sp_port_get_link_ksettings(struct net_device *dev, 952 struct ethtool_link_ksettings *cmd) 953 { 954 u32 eth_proto_cap, eth_proto_admin, eth_proto_oper; 955 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 956 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 957 const struct mlxsw_sp_port_type_speed_ops *ops; 958 u8 connector_type; 959 bool autoneg; 960 int err; 961 962 err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, ð_proto_cap, ð_proto_admin, 963 ð_proto_oper, &connector_type); 964 if (err) 965 return err; 966 967 ops = mlxsw_sp->port_type_speed_ops; 968 autoneg = mlxsw_sp_port->link.autoneg; 969 970 mlxsw_sp_port_get_link_supported(mlxsw_sp, eth_proto_cap, cmd); 971 972 mlxsw_sp_port_get_link_advertise(mlxsw_sp, eth_proto_admin, autoneg, cmd); 973 974 cmd->base.autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE; 975 cmd->base.port = mlxsw_sp_port_connector_port(connector_type); 976 ops->from_ptys_link_mode(mlxsw_sp, netif_carrier_ok(dev), 977 eth_proto_oper, cmd); 978 979 return 0; 980 } 981 982 static int 983 mlxsw_sp_port_set_link_ksettings(struct net_device *dev, 984 const struct ethtool_link_ksettings *cmd) 985 { 986 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 987 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 988 const struct mlxsw_sp_port_type_speed_ops *ops; 989 char ptys_pl[MLXSW_REG_PTYS_LEN]; 990 u32 eth_proto_cap, eth_proto_new; 991 bool autoneg; 992 int err; 993 994 ops = mlxsw_sp->port_type_speed_ops; 995 996 ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port, 997 0, false); 998 err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl); 999 if (err) 1000 return err; 1001 ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, ð_proto_cap, NULL, NULL); 1002 1003 autoneg = cmd->base.autoneg == AUTONEG_ENABLE; 1004 eth_proto_new = autoneg ? 1005 ops->to_ptys_advert_link(mlxsw_sp, cmd) : 1006 ops->to_ptys_speed_lanes(mlxsw_sp, mlxsw_sp_port->mapping.width, 1007 cmd); 1008 1009 eth_proto_new = eth_proto_new & eth_proto_cap; 1010 if (!eth_proto_new) { 1011 netdev_err(dev, "No supported speed or lanes requested\n"); 1012 return -EINVAL; 1013 } 1014 1015 ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port, 1016 eth_proto_new, autoneg); 1017 err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl); 1018 if (err) 1019 return err; 1020 1021 mlxsw_sp_port->link.autoneg = autoneg; 1022 1023 if (!netif_running(dev)) 1024 return 0; 1025 1026 mlxsw_sp_port_admin_status_set(mlxsw_sp_port, false); 1027 mlxsw_sp_port_admin_status_set(mlxsw_sp_port, true); 1028 1029 return 0; 1030 } 1031 1032 static int mlxsw_sp_get_module_info(struct net_device *netdev, 1033 struct ethtool_modinfo *modinfo) 1034 { 1035 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev); 1036 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1037 1038 return mlxsw_env_get_module_info(netdev, mlxsw_sp->core, 1039 mlxsw_sp_port->mapping.slot_index, 1040 mlxsw_sp_port->mapping.module, 1041 modinfo); 1042 } 1043 1044 static int mlxsw_sp_get_module_eeprom(struct net_device *netdev, 1045 struct ethtool_eeprom *ee, u8 *data) 1046 { 1047 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev); 1048 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1049 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 1050 u8 module = mlxsw_sp_port->mapping.module; 1051 1052 return mlxsw_env_get_module_eeprom(netdev, mlxsw_sp->core, slot_index, 1053 module, ee, data); 1054 } 1055 1056 static int 1057 mlxsw_sp_get_module_eeprom_by_page(struct net_device *dev, 1058 const struct ethtool_module_eeprom *page, 1059 struct netlink_ext_ack *extack) 1060 { 1061 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 1062 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1063 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 1064 u8 module = mlxsw_sp_port->mapping.module; 1065 1066 return mlxsw_env_get_module_eeprom_by_page(mlxsw_sp->core, slot_index, 1067 module, page, extack); 1068 } 1069 1070 static int 1071 mlxsw_sp_get_ts_info(struct net_device *netdev, struct ethtool_ts_info *info) 1072 { 1073 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(netdev); 1074 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1075 1076 return mlxsw_sp->ptp_ops->get_ts_info(mlxsw_sp, info); 1077 } 1078 1079 static void 1080 mlxsw_sp_get_eth_phy_stats(struct net_device *dev, 1081 struct ethtool_eth_phy_stats *phy_stats) 1082 { 1083 char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; 1084 1085 if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT, 1086 0, ppcnt_pl)) 1087 return; 1088 1089 phy_stats->SymbolErrorDuringCarrier = 1090 mlxsw_reg_ppcnt_a_symbol_error_during_carrier_get(ppcnt_pl); 1091 } 1092 1093 static void 1094 mlxsw_sp_get_eth_mac_stats(struct net_device *dev, 1095 struct ethtool_eth_mac_stats *mac_stats) 1096 { 1097 char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; 1098 1099 if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT, 1100 0, ppcnt_pl)) 1101 return; 1102 1103 mac_stats->FramesTransmittedOK = 1104 mlxsw_reg_ppcnt_a_frames_transmitted_ok_get(ppcnt_pl); 1105 mac_stats->FramesReceivedOK = 1106 mlxsw_reg_ppcnt_a_frames_received_ok_get(ppcnt_pl); 1107 mac_stats->FrameCheckSequenceErrors = 1108 mlxsw_reg_ppcnt_a_frame_check_sequence_errors_get(ppcnt_pl); 1109 mac_stats->AlignmentErrors = 1110 mlxsw_reg_ppcnt_a_alignment_errors_get(ppcnt_pl); 1111 mac_stats->OctetsTransmittedOK = 1112 mlxsw_reg_ppcnt_a_octets_transmitted_ok_get(ppcnt_pl); 1113 mac_stats->OctetsReceivedOK = 1114 mlxsw_reg_ppcnt_a_octets_received_ok_get(ppcnt_pl); 1115 mac_stats->MulticastFramesXmittedOK = 1116 mlxsw_reg_ppcnt_a_multicast_frames_xmitted_ok_get(ppcnt_pl); 1117 mac_stats->BroadcastFramesXmittedOK = 1118 mlxsw_reg_ppcnt_a_broadcast_frames_xmitted_ok_get(ppcnt_pl); 1119 mac_stats->MulticastFramesReceivedOK = 1120 mlxsw_reg_ppcnt_a_multicast_frames_received_ok_get(ppcnt_pl); 1121 mac_stats->BroadcastFramesReceivedOK = 1122 mlxsw_reg_ppcnt_a_broadcast_frames_received_ok_get(ppcnt_pl); 1123 mac_stats->InRangeLengthErrors = 1124 mlxsw_reg_ppcnt_a_in_range_length_errors_get(ppcnt_pl); 1125 mac_stats->OutOfRangeLengthField = 1126 mlxsw_reg_ppcnt_a_out_of_range_length_field_get(ppcnt_pl); 1127 mac_stats->FrameTooLongErrors = 1128 mlxsw_reg_ppcnt_a_frame_too_long_errors_get(ppcnt_pl); 1129 } 1130 1131 static void 1132 mlxsw_sp_get_eth_ctrl_stats(struct net_device *dev, 1133 struct ethtool_eth_ctrl_stats *ctrl_stats) 1134 { 1135 char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; 1136 1137 if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_IEEE_8023_CNT, 1138 0, ppcnt_pl)) 1139 return; 1140 1141 ctrl_stats->MACControlFramesTransmitted = 1142 mlxsw_reg_ppcnt_a_mac_control_frames_transmitted_get(ppcnt_pl); 1143 ctrl_stats->MACControlFramesReceived = 1144 mlxsw_reg_ppcnt_a_mac_control_frames_received_get(ppcnt_pl); 1145 ctrl_stats->UnsupportedOpcodesReceived = 1146 mlxsw_reg_ppcnt_a_unsupported_opcodes_received_get(ppcnt_pl); 1147 } 1148 1149 static const struct ethtool_rmon_hist_range mlxsw_rmon_ranges[] = { 1150 { 0, 64 }, 1151 { 65, 127 }, 1152 { 128, 255 }, 1153 { 256, 511 }, 1154 { 512, 1023 }, 1155 { 1024, 1518 }, 1156 { 1519, 2047 }, 1157 { 2048, 4095 }, 1158 { 4096, 8191 }, 1159 { 8192, 10239 }, 1160 {} 1161 }; 1162 1163 static void 1164 mlxsw_sp_get_rmon_stats(struct net_device *dev, 1165 struct ethtool_rmon_stats *rmon, 1166 const struct ethtool_rmon_hist_range **ranges) 1167 { 1168 char ppcnt_pl[MLXSW_REG_PPCNT_LEN]; 1169 1170 if (mlxsw_sp_port_get_stats_raw(dev, MLXSW_REG_PPCNT_RFC_2819_CNT, 1171 0, ppcnt_pl)) 1172 return; 1173 1174 rmon->undersize_pkts = 1175 mlxsw_reg_ppcnt_ether_stats_undersize_pkts_get(ppcnt_pl); 1176 rmon->oversize_pkts = 1177 mlxsw_reg_ppcnt_ether_stats_oversize_pkts_get(ppcnt_pl); 1178 rmon->fragments = 1179 mlxsw_reg_ppcnt_ether_stats_fragments_get(ppcnt_pl); 1180 1181 rmon->hist[0] = mlxsw_reg_ppcnt_ether_stats_pkts64octets_get(ppcnt_pl); 1182 rmon->hist[1] = 1183 mlxsw_reg_ppcnt_ether_stats_pkts65to127octets_get(ppcnt_pl); 1184 rmon->hist[2] = 1185 mlxsw_reg_ppcnt_ether_stats_pkts128to255octets_get(ppcnt_pl); 1186 rmon->hist[3] = 1187 mlxsw_reg_ppcnt_ether_stats_pkts256to511octets_get(ppcnt_pl); 1188 rmon->hist[4] = 1189 mlxsw_reg_ppcnt_ether_stats_pkts512to1023octets_get(ppcnt_pl); 1190 rmon->hist[5] = 1191 mlxsw_reg_ppcnt_ether_stats_pkts1024to1518octets_get(ppcnt_pl); 1192 rmon->hist[6] = 1193 mlxsw_reg_ppcnt_ether_stats_pkts1519to2047octets_get(ppcnt_pl); 1194 rmon->hist[7] = 1195 mlxsw_reg_ppcnt_ether_stats_pkts2048to4095octets_get(ppcnt_pl); 1196 rmon->hist[8] = 1197 mlxsw_reg_ppcnt_ether_stats_pkts4096to8191octets_get(ppcnt_pl); 1198 rmon->hist[9] = 1199 mlxsw_reg_ppcnt_ether_stats_pkts8192to10239octets_get(ppcnt_pl); 1200 1201 *ranges = mlxsw_rmon_ranges; 1202 } 1203 1204 static int mlxsw_sp_reset(struct net_device *dev, u32 *flags) 1205 { 1206 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 1207 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1208 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 1209 u8 module = mlxsw_sp_port->mapping.module; 1210 1211 return mlxsw_env_reset_module(dev, mlxsw_sp->core, slot_index, 1212 module, flags); 1213 } 1214 1215 static int 1216 mlxsw_sp_get_module_power_mode(struct net_device *dev, 1217 struct ethtool_module_power_mode_params *params, 1218 struct netlink_ext_ack *extack) 1219 { 1220 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 1221 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1222 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 1223 u8 module = mlxsw_sp_port->mapping.module; 1224 1225 return mlxsw_env_get_module_power_mode(mlxsw_sp->core, slot_index, 1226 module, params, extack); 1227 } 1228 1229 static int 1230 mlxsw_sp_set_module_power_mode(struct net_device *dev, 1231 const struct ethtool_module_power_mode_params *params, 1232 struct netlink_ext_ack *extack) 1233 { 1234 struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); 1235 struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; 1236 u8 slot_index = mlxsw_sp_port->mapping.slot_index; 1237 u8 module = mlxsw_sp_port->mapping.module; 1238 1239 return mlxsw_env_set_module_power_mode(mlxsw_sp->core, slot_index, 1240 module, params->policy, extack); 1241 } 1242 1243 const struct ethtool_ops mlxsw_sp_port_ethtool_ops = { 1244 .cap_link_lanes_supported = true, 1245 .get_drvinfo = mlxsw_sp_port_get_drvinfo, 1246 .get_link = ethtool_op_get_link, 1247 .get_link_ext_state = mlxsw_sp_port_get_link_ext_state, 1248 .get_pauseparam = mlxsw_sp_port_get_pauseparam, 1249 .set_pauseparam = mlxsw_sp_port_set_pauseparam, 1250 .get_strings = mlxsw_sp_port_get_strings, 1251 .set_phys_id = mlxsw_sp_port_set_phys_id, 1252 .get_ethtool_stats = mlxsw_sp_port_get_stats, 1253 .get_sset_count = mlxsw_sp_port_get_sset_count, 1254 .get_link_ksettings = mlxsw_sp_port_get_link_ksettings, 1255 .set_link_ksettings = mlxsw_sp_port_set_link_ksettings, 1256 .get_module_info = mlxsw_sp_get_module_info, 1257 .get_module_eeprom = mlxsw_sp_get_module_eeprom, 1258 .get_module_eeprom_by_page = mlxsw_sp_get_module_eeprom_by_page, 1259 .get_ts_info = mlxsw_sp_get_ts_info, 1260 .get_eth_phy_stats = mlxsw_sp_get_eth_phy_stats, 1261 .get_eth_mac_stats = mlxsw_sp_get_eth_mac_stats, 1262 .get_eth_ctrl_stats = mlxsw_sp_get_eth_ctrl_stats, 1263 .get_rmon_stats = mlxsw_sp_get_rmon_stats, 1264 .reset = mlxsw_sp_reset, 1265 .get_module_power_mode = mlxsw_sp_get_module_power_mode, 1266 .set_module_power_mode = mlxsw_sp_set_module_power_mode, 1267 }; 1268 1269 struct mlxsw_sp1_port_link_mode { 1270 enum ethtool_link_mode_bit_indices mask_ethtool; 1271 u32 mask; 1272 u32 speed; 1273 }; 1274 1275 static const struct mlxsw_sp1_port_link_mode mlxsw_sp1_port_link_mode[] = { 1276 { 1277 .mask = MLXSW_REG_PTYS_ETH_SPEED_100BASE_T, 1278 .mask_ethtool = ETHTOOL_LINK_MODE_100baseT_Full_BIT, 1279 .speed = SPEED_100, 1280 }, 1281 { 1282 .mask = MLXSW_REG_PTYS_ETH_SPEED_SGMII | 1283 MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX, 1284 .mask_ethtool = ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, 1285 .speed = SPEED_1000, 1286 }, 1287 { 1288 .mask = MLXSW_REG_PTYS_ETH_SPEED_1000BASE_T, 1289 .mask_ethtool = ETHTOOL_LINK_MODE_1000baseT_Full_BIT, 1290 .speed = SPEED_1000, 1291 }, 1292 { 1293 .mask = MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CX4 | 1294 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4, 1295 .mask_ethtool = ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT, 1296 .speed = SPEED_10000, 1297 }, 1298 { 1299 .mask = MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR | 1300 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR | 1301 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR | 1302 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_ER_LR, 1303 .mask_ethtool = ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, 1304 .speed = SPEED_10000, 1305 }, 1306 { 1307 .mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4, 1308 .mask_ethtool = ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, 1309 .speed = SPEED_40000, 1310 }, 1311 { 1312 .mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4, 1313 .mask_ethtool = ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT, 1314 .speed = SPEED_40000, 1315 }, 1316 { 1317 .mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4, 1318 .mask_ethtool = ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT, 1319 .speed = SPEED_40000, 1320 }, 1321 { 1322 .mask = MLXSW_REG_PTYS_ETH_SPEED_40GBASE_LR4_ER4, 1323 .mask_ethtool = ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT, 1324 .speed = SPEED_40000, 1325 }, 1326 { 1327 .mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR, 1328 .mask_ethtool = ETHTOOL_LINK_MODE_25000baseCR_Full_BIT, 1329 .speed = SPEED_25000, 1330 }, 1331 { 1332 .mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR, 1333 .mask_ethtool = ETHTOOL_LINK_MODE_25000baseKR_Full_BIT, 1334 .speed = SPEED_25000, 1335 }, 1336 { 1337 .mask = MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR, 1338 .mask_ethtool = ETHTOOL_LINK_MODE_25000baseSR_Full_BIT, 1339 .speed = SPEED_25000, 1340 }, 1341 { 1342 .mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_CR2, 1343 .mask_ethtool = ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT, 1344 .speed = SPEED_50000, 1345 }, 1346 { 1347 .mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_KR2, 1348 .mask_ethtool = ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT, 1349 .speed = SPEED_50000, 1350 }, 1351 { 1352 .mask = MLXSW_REG_PTYS_ETH_SPEED_50GBASE_SR2, 1353 .mask_ethtool = ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT, 1354 .speed = SPEED_50000, 1355 }, 1356 { 1357 .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4, 1358 .mask_ethtool = ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT, 1359 .speed = SPEED_100000, 1360 }, 1361 { 1362 .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4, 1363 .mask_ethtool = ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, 1364 .speed = SPEED_100000, 1365 }, 1366 { 1367 .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4, 1368 .mask_ethtool = ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, 1369 .speed = SPEED_100000, 1370 }, 1371 { 1372 .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4, 1373 .mask_ethtool = ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT, 1374 .speed = SPEED_100000, 1375 }, 1376 }; 1377 1378 #define MLXSW_SP1_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp1_port_link_mode) 1379 1380 static void 1381 mlxsw_sp1_from_ptys_supported_port(struct mlxsw_sp *mlxsw_sp, 1382 u32 ptys_eth_proto, 1383 struct ethtool_link_ksettings *cmd) 1384 { 1385 if (ptys_eth_proto & (MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR | 1386 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_SR | 1387 MLXSW_REG_PTYS_ETH_SPEED_40GBASE_CR4 | 1388 MLXSW_REG_PTYS_ETH_SPEED_40GBASE_SR4 | 1389 MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 | 1390 MLXSW_REG_PTYS_ETH_SPEED_SGMII)) 1391 ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); 1392 1393 if (ptys_eth_proto & (MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KR | 1394 MLXSW_REG_PTYS_ETH_SPEED_10GBASE_KX4 | 1395 MLXSW_REG_PTYS_ETH_SPEED_40GBASE_KR4 | 1396 MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 | 1397 MLXSW_REG_PTYS_ETH_SPEED_1000BASE_KX)) 1398 ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane); 1399 } 1400 1401 static void 1402 mlxsw_sp1_from_ptys_link(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto, 1403 unsigned long *mode) 1404 { 1405 int i; 1406 1407 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1408 if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask) 1409 __set_bit(mlxsw_sp1_port_link_mode[i].mask_ethtool, 1410 mode); 1411 } 1412 } 1413 1414 static u32 1415 mlxsw_sp1_from_ptys_speed(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto) 1416 { 1417 int i; 1418 1419 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1420 if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask) 1421 return mlxsw_sp1_port_link_mode[i].speed; 1422 } 1423 1424 return SPEED_UNKNOWN; 1425 } 1426 1427 static void 1428 mlxsw_sp1_from_ptys_link_mode(struct mlxsw_sp *mlxsw_sp, bool carrier_ok, 1429 u32 ptys_eth_proto, 1430 struct ethtool_link_ksettings *cmd) 1431 { 1432 struct mlxsw_sp1_port_link_mode link; 1433 int i; 1434 1435 cmd->base.speed = SPEED_UNKNOWN; 1436 cmd->base.duplex = DUPLEX_UNKNOWN; 1437 cmd->lanes = 0; 1438 1439 if (!carrier_ok) 1440 return; 1441 1442 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1443 if (ptys_eth_proto & mlxsw_sp1_port_link_mode[i].mask) { 1444 link = mlxsw_sp1_port_link_mode[i]; 1445 ethtool_params_from_link_mode(cmd, 1446 link.mask_ethtool); 1447 } 1448 } 1449 } 1450 1451 static int mlxsw_sp1_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed) 1452 { 1453 u32 eth_proto_cap; 1454 u32 max_speed = 0; 1455 int err; 1456 int i; 1457 1458 err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, ð_proto_cap, NULL, NULL, NULL); 1459 if (err) 1460 return err; 1461 1462 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1463 if ((eth_proto_cap & mlxsw_sp1_port_link_mode[i].mask) && 1464 mlxsw_sp1_port_link_mode[i].speed > max_speed) 1465 max_speed = mlxsw_sp1_port_link_mode[i].speed; 1466 } 1467 1468 *p_max_speed = max_speed; 1469 return 0; 1470 } 1471 1472 static u32 1473 mlxsw_sp1_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp, 1474 const struct ethtool_link_ksettings *cmd) 1475 { 1476 u32 ptys_proto = 0; 1477 int i; 1478 1479 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1480 if (test_bit(mlxsw_sp1_port_link_mode[i].mask_ethtool, 1481 cmd->link_modes.advertising)) 1482 ptys_proto |= mlxsw_sp1_port_link_mode[i].mask; 1483 } 1484 return ptys_proto; 1485 } 1486 1487 static u32 mlxsw_sp1_to_ptys_speed_lanes(struct mlxsw_sp *mlxsw_sp, u8 width, 1488 const struct ethtool_link_ksettings *cmd) 1489 { 1490 u32 ptys_proto = 0; 1491 int i; 1492 1493 if (cmd->lanes > width) 1494 return ptys_proto; 1495 1496 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1497 if (cmd->base.speed == mlxsw_sp1_port_link_mode[i].speed) 1498 ptys_proto |= mlxsw_sp1_port_link_mode[i].mask; 1499 } 1500 return ptys_proto; 1501 } 1502 1503 static void 1504 mlxsw_sp1_reg_ptys_eth_pack(struct mlxsw_sp *mlxsw_sp, char *payload, 1505 u16 local_port, u32 proto_admin, bool autoneg) 1506 { 1507 mlxsw_reg_ptys_eth_pack(payload, local_port, proto_admin, autoneg); 1508 } 1509 1510 static void 1511 mlxsw_sp1_reg_ptys_eth_unpack(struct mlxsw_sp *mlxsw_sp, char *payload, 1512 u32 *p_eth_proto_cap, u32 *p_eth_proto_admin, 1513 u32 *p_eth_proto_oper) 1514 { 1515 mlxsw_reg_ptys_eth_unpack(payload, p_eth_proto_cap, p_eth_proto_admin, 1516 p_eth_proto_oper); 1517 } 1518 1519 static u32 mlxsw_sp1_ptys_proto_cap_masked_get(u32 eth_proto_cap) 1520 { 1521 u32 ptys_proto_cap_masked = 0; 1522 int i; 1523 1524 for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { 1525 if (mlxsw_sp1_port_link_mode[i].mask & eth_proto_cap) 1526 ptys_proto_cap_masked |= 1527 mlxsw_sp1_port_link_mode[i].mask; 1528 } 1529 1530 return ptys_proto_cap_masked; 1531 } 1532 1533 const struct mlxsw_sp_port_type_speed_ops mlxsw_sp1_port_type_speed_ops = { 1534 .from_ptys_supported_port = mlxsw_sp1_from_ptys_supported_port, 1535 .from_ptys_link = mlxsw_sp1_from_ptys_link, 1536 .from_ptys_speed = mlxsw_sp1_from_ptys_speed, 1537 .from_ptys_link_mode = mlxsw_sp1_from_ptys_link_mode, 1538 .ptys_max_speed = mlxsw_sp1_ptys_max_speed, 1539 .to_ptys_advert_link = mlxsw_sp1_to_ptys_advert_link, 1540 .to_ptys_speed_lanes = mlxsw_sp1_to_ptys_speed_lanes, 1541 .reg_ptys_eth_pack = mlxsw_sp1_reg_ptys_eth_pack, 1542 .reg_ptys_eth_unpack = mlxsw_sp1_reg_ptys_eth_unpack, 1543 .ptys_proto_cap_masked_get = mlxsw_sp1_ptys_proto_cap_masked_get, 1544 }; 1545 1546 static const enum ethtool_link_mode_bit_indices 1547 mlxsw_sp2_mask_ethtool_sgmii_100m[] = { 1548 ETHTOOL_LINK_MODE_100baseT_Full_BIT, 1549 }; 1550 1551 #define MLXSW_SP2_MASK_ETHTOOL_SGMII_100M_LEN \ 1552 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_sgmii_100m) 1553 1554 static const enum ethtool_link_mode_bit_indices 1555 mlxsw_sp2_mask_ethtool_1000base_x_sgmii[] = { 1556 ETHTOOL_LINK_MODE_1000baseT_Full_BIT, 1557 ETHTOOL_LINK_MODE_1000baseKX_Full_BIT, 1558 }; 1559 1560 #define MLXSW_SP2_MASK_ETHTOOL_1000BASE_X_SGMII_LEN \ 1561 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_1000base_x_sgmii) 1562 1563 static const enum ethtool_link_mode_bit_indices 1564 mlxsw_sp2_mask_ethtool_5gbase_r[] = { 1565 ETHTOOL_LINK_MODE_5000baseT_Full_BIT, 1566 }; 1567 1568 #define MLXSW_SP2_MASK_ETHTOOL_5GBASE_R_LEN \ 1569 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_5gbase_r) 1570 1571 static const enum ethtool_link_mode_bit_indices 1572 mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g[] = { 1573 ETHTOOL_LINK_MODE_10000baseT_Full_BIT, 1574 ETHTOOL_LINK_MODE_10000baseKR_Full_BIT, 1575 ETHTOOL_LINK_MODE_10000baseR_FEC_BIT, 1576 ETHTOOL_LINK_MODE_10000baseCR_Full_BIT, 1577 ETHTOOL_LINK_MODE_10000baseSR_Full_BIT, 1578 ETHTOOL_LINK_MODE_10000baseLR_Full_BIT, 1579 ETHTOOL_LINK_MODE_10000baseER_Full_BIT, 1580 }; 1581 1582 #define MLXSW_SP2_MASK_ETHTOOL_XFI_XAUI_1_10G_LEN \ 1583 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g) 1584 1585 static const enum ethtool_link_mode_bit_indices 1586 mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g[] = { 1587 ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT, 1588 ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT, 1589 ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT, 1590 ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT, 1591 }; 1592 1593 #define MLXSW_SP2_MASK_ETHTOOL_XLAUI_4_XLPPI_4_40G_LEN \ 1594 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g) 1595 1596 static const enum ethtool_link_mode_bit_indices 1597 mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr[] = { 1598 ETHTOOL_LINK_MODE_25000baseCR_Full_BIT, 1599 ETHTOOL_LINK_MODE_25000baseKR_Full_BIT, 1600 ETHTOOL_LINK_MODE_25000baseSR_Full_BIT, 1601 }; 1602 1603 #define MLXSW_SP2_MASK_ETHTOOL_25GAUI_1_25GBASE_CR_KR_LEN \ 1604 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr) 1605 1606 static const enum ethtool_link_mode_bit_indices 1607 mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2[] = { 1608 ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT, 1609 ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT, 1610 ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT, 1611 }; 1612 1613 #define MLXSW_SP2_MASK_ETHTOOL_50GAUI_2_LAUI_2_50GBASE_CR2_KR2_LEN \ 1614 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2) 1615 1616 static const enum ethtool_link_mode_bit_indices 1617 mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr[] = { 1618 ETHTOOL_LINK_MODE_50000baseKR_Full_BIT, 1619 ETHTOOL_LINK_MODE_50000baseSR_Full_BIT, 1620 ETHTOOL_LINK_MODE_50000baseCR_Full_BIT, 1621 ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT, 1622 ETHTOOL_LINK_MODE_50000baseDR_Full_BIT, 1623 }; 1624 1625 #define MLXSW_SP2_MASK_ETHTOOL_50GAUI_1_LAUI_1_50GBASE_CR_KR_LEN \ 1626 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr) 1627 1628 static const enum ethtool_link_mode_bit_indices 1629 mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4[] = { 1630 ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, 1631 ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT, 1632 ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT, 1633 ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT, 1634 }; 1635 1636 #define MLXSW_SP2_MASK_ETHTOOL_CAUI_4_100GBASE_CR4_KR4_LEN \ 1637 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4) 1638 1639 static const enum ethtool_link_mode_bit_indices 1640 mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2[] = { 1641 ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT, 1642 ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT, 1643 ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT, 1644 ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT, 1645 ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT, 1646 }; 1647 1648 #define MLXSW_SP2_MASK_ETHTOOL_100GAUI_2_100GBASE_CR2_KR2_LEN \ 1649 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2) 1650 1651 static const enum ethtool_link_mode_bit_indices 1652 mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4[] = { 1653 ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT, 1654 ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT, 1655 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT, 1656 ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT, 1657 ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT, 1658 }; 1659 1660 #define MLXSW_SP2_MASK_ETHTOOL_200GAUI_4_200GBASE_CR4_KR4_LEN \ 1661 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4) 1662 1663 static const enum ethtool_link_mode_bit_indices 1664 mlxsw_sp2_mask_ethtool_400gaui_8[] = { 1665 ETHTOOL_LINK_MODE_400000baseKR8_Full_BIT, 1666 ETHTOOL_LINK_MODE_400000baseSR8_Full_BIT, 1667 ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT, 1668 ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT, 1669 ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT, 1670 }; 1671 1672 #define MLXSW_SP2_MASK_ETHTOOL_400GAUI_8_LEN \ 1673 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_400gaui_8) 1674 1675 static const enum ethtool_link_mode_bit_indices 1676 mlxsw_sp2_mask_ethtool_800gaui_8[] = { 1677 ETHTOOL_LINK_MODE_800000baseCR8_Full_BIT, 1678 ETHTOOL_LINK_MODE_800000baseKR8_Full_BIT, 1679 ETHTOOL_LINK_MODE_800000baseDR8_Full_BIT, 1680 ETHTOOL_LINK_MODE_800000baseDR8_2_Full_BIT, 1681 ETHTOOL_LINK_MODE_800000baseSR8_Full_BIT, 1682 ETHTOOL_LINK_MODE_800000baseVR8_Full_BIT, 1683 }; 1684 1685 #define MLXSW_SP2_MASK_ETHTOOL_800GAUI_8_LEN \ 1686 ARRAY_SIZE(mlxsw_sp2_mask_ethtool_800gaui_8) 1687 1688 #define MLXSW_SP_PORT_MASK_WIDTH_1X BIT(0) 1689 #define MLXSW_SP_PORT_MASK_WIDTH_2X BIT(1) 1690 #define MLXSW_SP_PORT_MASK_WIDTH_4X BIT(2) 1691 #define MLXSW_SP_PORT_MASK_WIDTH_8X BIT(3) 1692 1693 static u8 mlxsw_sp_port_mask_width_get(u8 width) 1694 { 1695 switch (width) { 1696 case 1: 1697 return MLXSW_SP_PORT_MASK_WIDTH_1X; 1698 case 2: 1699 return MLXSW_SP_PORT_MASK_WIDTH_2X; 1700 case 4: 1701 return MLXSW_SP_PORT_MASK_WIDTH_4X; 1702 case 8: 1703 return MLXSW_SP_PORT_MASK_WIDTH_8X; 1704 default: 1705 WARN_ON_ONCE(1); 1706 return 0; 1707 } 1708 } 1709 1710 struct mlxsw_sp2_port_link_mode { 1711 const enum ethtool_link_mode_bit_indices *mask_ethtool; 1712 int m_ethtool_len; 1713 u32 mask; 1714 u32 speed; 1715 u32 width; 1716 u8 mask_sup_width; 1717 }; 1718 1719 static const struct mlxsw_sp2_port_link_mode mlxsw_sp2_port_link_mode[] = { 1720 { 1721 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_SGMII_100M, 1722 .mask_ethtool = mlxsw_sp2_mask_ethtool_sgmii_100m, 1723 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_SGMII_100M_LEN, 1724 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X | 1725 MLXSW_SP_PORT_MASK_WIDTH_2X | 1726 MLXSW_SP_PORT_MASK_WIDTH_4X | 1727 MLXSW_SP_PORT_MASK_WIDTH_8X, 1728 .speed = SPEED_100, 1729 .width = 1, 1730 }, 1731 { 1732 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_1000BASE_X_SGMII, 1733 .mask_ethtool = mlxsw_sp2_mask_ethtool_1000base_x_sgmii, 1734 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_1000BASE_X_SGMII_LEN, 1735 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X | 1736 MLXSW_SP_PORT_MASK_WIDTH_2X | 1737 MLXSW_SP_PORT_MASK_WIDTH_4X | 1738 MLXSW_SP_PORT_MASK_WIDTH_8X, 1739 .speed = SPEED_1000, 1740 .width = 1, 1741 }, 1742 { 1743 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_5GBASE_R, 1744 .mask_ethtool = mlxsw_sp2_mask_ethtool_5gbase_r, 1745 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_5GBASE_R_LEN, 1746 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X | 1747 MLXSW_SP_PORT_MASK_WIDTH_2X | 1748 MLXSW_SP_PORT_MASK_WIDTH_4X | 1749 MLXSW_SP_PORT_MASK_WIDTH_8X, 1750 .speed = SPEED_5000, 1751 .width = 1, 1752 }, 1753 { 1754 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_XFI_XAUI_1_10G, 1755 .mask_ethtool = mlxsw_sp2_mask_ethtool_xfi_xaui_1_10g, 1756 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_XFI_XAUI_1_10G_LEN, 1757 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X | 1758 MLXSW_SP_PORT_MASK_WIDTH_2X | 1759 MLXSW_SP_PORT_MASK_WIDTH_4X | 1760 MLXSW_SP_PORT_MASK_WIDTH_8X, 1761 .speed = SPEED_10000, 1762 .width = 1, 1763 }, 1764 { 1765 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_XLAUI_4_XLPPI_4_40G, 1766 .mask_ethtool = mlxsw_sp2_mask_ethtool_xlaui_4_xlppi_4_40g, 1767 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_XLAUI_4_XLPPI_4_40G_LEN, 1768 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X | 1769 MLXSW_SP_PORT_MASK_WIDTH_8X, 1770 .speed = SPEED_40000, 1771 .width = 4, 1772 }, 1773 { 1774 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_25GAUI_1_25GBASE_CR_KR, 1775 .mask_ethtool = mlxsw_sp2_mask_ethtool_25gaui_1_25gbase_cr_kr, 1776 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_25GAUI_1_25GBASE_CR_KR_LEN, 1777 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X | 1778 MLXSW_SP_PORT_MASK_WIDTH_2X | 1779 MLXSW_SP_PORT_MASK_WIDTH_4X | 1780 MLXSW_SP_PORT_MASK_WIDTH_8X, 1781 .speed = SPEED_25000, 1782 .width = 1, 1783 }, 1784 { 1785 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_50GAUI_2_LAUI_2_50GBASE_CR2_KR2, 1786 .mask_ethtool = mlxsw_sp2_mask_ethtool_50gaui_2_laui_2_50gbase_cr2_kr2, 1787 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_50GAUI_2_LAUI_2_50GBASE_CR2_KR2_LEN, 1788 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_2X | 1789 MLXSW_SP_PORT_MASK_WIDTH_4X | 1790 MLXSW_SP_PORT_MASK_WIDTH_8X, 1791 .speed = SPEED_50000, 1792 .width = 2, 1793 }, 1794 { 1795 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_50GAUI_1_LAUI_1_50GBASE_CR_KR, 1796 .mask_ethtool = mlxsw_sp2_mask_ethtool_50gaui_1_laui_1_50gbase_cr_kr, 1797 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_50GAUI_1_LAUI_1_50GBASE_CR_KR_LEN, 1798 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_1X, 1799 .speed = SPEED_50000, 1800 .width = 1, 1801 }, 1802 { 1803 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_CAUI_4_100GBASE_CR4_KR4, 1804 .mask_ethtool = mlxsw_sp2_mask_ethtool_caui_4_100gbase_cr4_kr4, 1805 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_CAUI_4_100GBASE_CR4_KR4_LEN, 1806 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X | 1807 MLXSW_SP_PORT_MASK_WIDTH_8X, 1808 .speed = SPEED_100000, 1809 .width = 4, 1810 }, 1811 { 1812 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_100GAUI_2_100GBASE_CR2_KR2, 1813 .mask_ethtool = mlxsw_sp2_mask_ethtool_100gaui_2_100gbase_cr2_kr2, 1814 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_100GAUI_2_100GBASE_CR2_KR2_LEN, 1815 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_2X, 1816 .speed = SPEED_100000, 1817 .width = 2, 1818 }, 1819 { 1820 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_200GAUI_4_200GBASE_CR4_KR4, 1821 .mask_ethtool = mlxsw_sp2_mask_ethtool_200gaui_4_200gbase_cr4_kr4, 1822 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_200GAUI_4_200GBASE_CR4_KR4_LEN, 1823 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_4X | 1824 MLXSW_SP_PORT_MASK_WIDTH_8X, 1825 .speed = SPEED_200000, 1826 .width = 4, 1827 }, 1828 { 1829 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_400GAUI_8, 1830 .mask_ethtool = mlxsw_sp2_mask_ethtool_400gaui_8, 1831 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_400GAUI_8_LEN, 1832 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_8X, 1833 .speed = SPEED_400000, 1834 .width = 8, 1835 }, 1836 { 1837 .mask = MLXSW_REG_PTYS_EXT_ETH_SPEED_800GAUI_8, 1838 .mask_ethtool = mlxsw_sp2_mask_ethtool_800gaui_8, 1839 .m_ethtool_len = MLXSW_SP2_MASK_ETHTOOL_800GAUI_8_LEN, 1840 .mask_sup_width = MLXSW_SP_PORT_MASK_WIDTH_8X, 1841 .speed = SPEED_800000, 1842 .width = 8, 1843 }, 1844 }; 1845 1846 #define MLXSW_SP2_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp2_port_link_mode) 1847 1848 static void 1849 mlxsw_sp2_from_ptys_supported_port(struct mlxsw_sp *mlxsw_sp, 1850 u32 ptys_eth_proto, 1851 struct ethtool_link_ksettings *cmd) 1852 { 1853 ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); 1854 ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane); 1855 } 1856 1857 static void 1858 mlxsw_sp2_set_bit_ethtool(const struct mlxsw_sp2_port_link_mode *link_mode, 1859 unsigned long *mode) 1860 { 1861 int i; 1862 1863 for (i = 0; i < link_mode->m_ethtool_len; i++) 1864 __set_bit(link_mode->mask_ethtool[i], mode); 1865 } 1866 1867 static void 1868 mlxsw_sp2_from_ptys_link(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto, 1869 unsigned long *mode) 1870 { 1871 int i; 1872 1873 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1874 if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask) 1875 mlxsw_sp2_set_bit_ethtool(&mlxsw_sp2_port_link_mode[i], 1876 mode); 1877 } 1878 } 1879 1880 static u32 1881 mlxsw_sp2_from_ptys_speed(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto) 1882 { 1883 int i; 1884 1885 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1886 if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask) 1887 return mlxsw_sp2_port_link_mode[i].speed; 1888 } 1889 1890 return SPEED_UNKNOWN; 1891 } 1892 1893 static void 1894 mlxsw_sp2_from_ptys_link_mode(struct mlxsw_sp *mlxsw_sp, bool carrier_ok, 1895 u32 ptys_eth_proto, 1896 struct ethtool_link_ksettings *cmd) 1897 { 1898 struct mlxsw_sp2_port_link_mode link; 1899 int i; 1900 1901 cmd->base.speed = SPEED_UNKNOWN; 1902 cmd->base.duplex = DUPLEX_UNKNOWN; 1903 cmd->lanes = 0; 1904 1905 if (!carrier_ok) 1906 return; 1907 1908 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1909 if (ptys_eth_proto & mlxsw_sp2_port_link_mode[i].mask) { 1910 link = mlxsw_sp2_port_link_mode[i]; 1911 ethtool_params_from_link_mode(cmd, 1912 link.mask_ethtool[1]); 1913 } 1914 } 1915 } 1916 1917 static int mlxsw_sp2_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed) 1918 { 1919 u32 eth_proto_cap; 1920 u32 max_speed = 0; 1921 int err; 1922 int i; 1923 1924 err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, ð_proto_cap, NULL, NULL, NULL); 1925 if (err) 1926 return err; 1927 1928 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1929 if ((eth_proto_cap & mlxsw_sp2_port_link_mode[i].mask) && 1930 mlxsw_sp2_port_link_mode[i].speed > max_speed) 1931 max_speed = mlxsw_sp2_port_link_mode[i].speed; 1932 } 1933 1934 *p_max_speed = max_speed; 1935 return 0; 1936 } 1937 1938 static bool 1939 mlxsw_sp2_test_bit_ethtool(const struct mlxsw_sp2_port_link_mode *link_mode, 1940 const unsigned long *mode) 1941 { 1942 int cnt = 0; 1943 int i; 1944 1945 for (i = 0; i < link_mode->m_ethtool_len; i++) { 1946 if (test_bit(link_mode->mask_ethtool[i], mode)) 1947 cnt++; 1948 } 1949 1950 return cnt == link_mode->m_ethtool_len; 1951 } 1952 1953 static u32 1954 mlxsw_sp2_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp, 1955 const struct ethtool_link_ksettings *cmd) 1956 { 1957 u32 ptys_proto = 0; 1958 int i; 1959 1960 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1961 if (mlxsw_sp2_test_bit_ethtool(&mlxsw_sp2_port_link_mode[i], 1962 cmd->link_modes.advertising)) 1963 ptys_proto |= mlxsw_sp2_port_link_mode[i].mask; 1964 } 1965 return ptys_proto; 1966 } 1967 1968 static u32 mlxsw_sp2_to_ptys_speed_lanes(struct mlxsw_sp *mlxsw_sp, u8 width, 1969 const struct ethtool_link_ksettings *cmd) 1970 { 1971 u8 mask_width = mlxsw_sp_port_mask_width_get(width); 1972 struct mlxsw_sp2_port_link_mode link_mode; 1973 u32 ptys_proto = 0; 1974 int i; 1975 1976 if (cmd->lanes > width) 1977 return ptys_proto; 1978 1979 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 1980 if (cmd->base.speed == mlxsw_sp2_port_link_mode[i].speed) { 1981 link_mode = mlxsw_sp2_port_link_mode[i]; 1982 1983 if (!cmd->lanes) { 1984 /* If number of lanes was not set by user space, 1985 * choose the link mode that supports the width 1986 * of the port. 1987 */ 1988 if (mask_width & link_mode.mask_sup_width) 1989 ptys_proto |= link_mode.mask; 1990 } else if (cmd->lanes == link_mode.width) { 1991 /* Else if the number of lanes was set, choose 1992 * the link mode that its actual width equals to 1993 * it. 1994 */ 1995 ptys_proto |= link_mode.mask; 1996 } 1997 } 1998 } 1999 return ptys_proto; 2000 } 2001 2002 static void 2003 mlxsw_sp2_reg_ptys_eth_pack(struct mlxsw_sp *mlxsw_sp, char *payload, 2004 u16 local_port, u32 proto_admin, 2005 bool autoneg) 2006 { 2007 mlxsw_reg_ptys_ext_eth_pack(payload, local_port, proto_admin, autoneg); 2008 } 2009 2010 static void 2011 mlxsw_sp2_reg_ptys_eth_unpack(struct mlxsw_sp *mlxsw_sp, char *payload, 2012 u32 *p_eth_proto_cap, u32 *p_eth_proto_admin, 2013 u32 *p_eth_proto_oper) 2014 { 2015 mlxsw_reg_ptys_ext_eth_unpack(payload, p_eth_proto_cap, 2016 p_eth_proto_admin, p_eth_proto_oper); 2017 } 2018 2019 static u32 mlxsw_sp2_ptys_proto_cap_masked_get(u32 eth_proto_cap) 2020 { 2021 u32 ptys_proto_cap_masked = 0; 2022 int i; 2023 2024 for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { 2025 if (mlxsw_sp2_port_link_mode[i].mask & eth_proto_cap) 2026 ptys_proto_cap_masked |= 2027 mlxsw_sp2_port_link_mode[i].mask; 2028 } 2029 2030 return ptys_proto_cap_masked; 2031 } 2032 2033 const struct mlxsw_sp_port_type_speed_ops mlxsw_sp2_port_type_speed_ops = { 2034 .from_ptys_supported_port = mlxsw_sp2_from_ptys_supported_port, 2035 .from_ptys_link = mlxsw_sp2_from_ptys_link, 2036 .from_ptys_speed = mlxsw_sp2_from_ptys_speed, 2037 .from_ptys_link_mode = mlxsw_sp2_from_ptys_link_mode, 2038 .ptys_max_speed = mlxsw_sp2_ptys_max_speed, 2039 .to_ptys_advert_link = mlxsw_sp2_to_ptys_advert_link, 2040 .to_ptys_speed_lanes = mlxsw_sp2_to_ptys_speed_lanes, 2041 .reg_ptys_eth_pack = mlxsw_sp2_reg_ptys_eth_pack, 2042 .reg_ptys_eth_unpack = mlxsw_sp2_reg_ptys_eth_unpack, 2043 .ptys_proto_cap_masked_get = mlxsw_sp2_ptys_proto_cap_masked_get, 2044 }; 2045