1 /* 2 * Copyright (C) 2005 - 2013 Emulex 3 * All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License version 2 7 * as published by the Free Software Foundation. The full GNU General 8 * Public License is included in this distribution in the file called COPYING. 9 * 10 * Contact Information: 11 * linux-drivers@emulex.com 12 * 13 * Emulex 14 * 3333 Susan Street 15 * Costa Mesa, CA 92626 16 */ 17 18 #include "be.h" 19 #include "be_cmds.h" 20 #include <linux/ethtool.h> 21 22 struct be_ethtool_stat { 23 char desc[ETH_GSTRING_LEN]; 24 int type; 25 int size; 26 int offset; 27 }; 28 29 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT}; 30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \ 31 offsetof(_struct, field) 32 #define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\ 33 FIELDINFO(struct be_tx_stats, field) 34 #define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\ 35 FIELDINFO(struct be_rx_stats, field) 36 #define DRVSTAT_INFO(field) #field, DRVSTAT,\ 37 FIELDINFO(struct be_drv_stats, field) 38 39 static const struct be_ethtool_stat et_stats[] = { 40 {DRVSTAT_INFO(rx_crc_errors)}, 41 {DRVSTAT_INFO(rx_alignment_symbol_errors)}, 42 {DRVSTAT_INFO(rx_pause_frames)}, 43 {DRVSTAT_INFO(rx_control_frames)}, 44 /* Received packets dropped when the Ethernet length field 45 * is not equal to the actual Ethernet data length. 46 */ 47 {DRVSTAT_INFO(rx_in_range_errors)}, 48 /* Received packets dropped when their length field is >= 1501 bytes 49 * and <= 1535 bytes. 50 */ 51 {DRVSTAT_INFO(rx_out_range_errors)}, 52 /* Received packets dropped when they are longer than 9216 bytes */ 53 {DRVSTAT_INFO(rx_frame_too_long)}, 54 /* Received packets dropped when they don't pass the unicast or 55 * multicast address filtering. 56 */ 57 {DRVSTAT_INFO(rx_address_filtered)}, 58 /* Received packets dropped when IP packet length field is less than 59 * the IP header length field. 60 */ 61 {DRVSTAT_INFO(rx_dropped_too_small)}, 62 /* Received packets dropped when IP length field is greater than 63 * the actual packet length. 64 */ 65 {DRVSTAT_INFO(rx_dropped_too_short)}, 66 /* Received packets dropped when the IP header length field is less 67 * than 5. 68 */ 69 {DRVSTAT_INFO(rx_dropped_header_too_small)}, 70 /* Received packets dropped when the TCP header length field is less 71 * than 5 or the TCP header length + IP header length is more 72 * than IP packet length. 73 */ 74 {DRVSTAT_INFO(rx_dropped_tcp_length)}, 75 {DRVSTAT_INFO(rx_dropped_runt)}, 76 /* Number of received packets dropped when a fifo for descriptors going 77 * into the packet demux block overflows. In normal operation, this 78 * fifo must never overflow. 79 */ 80 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)}, 81 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)}, 82 {DRVSTAT_INFO(rx_ip_checksum_errs)}, 83 {DRVSTAT_INFO(rx_tcp_checksum_errs)}, 84 {DRVSTAT_INFO(rx_udp_checksum_errs)}, 85 {DRVSTAT_INFO(tx_pauseframes)}, 86 {DRVSTAT_INFO(tx_controlframes)}, 87 {DRVSTAT_INFO(rx_priority_pause_frames)}, 88 {DRVSTAT_INFO(tx_priority_pauseframes)}, 89 /* Received packets dropped when an internal fifo going into 90 * main packet buffer tank (PMEM) overflows. 91 */ 92 {DRVSTAT_INFO(pmem_fifo_overflow_drop)}, 93 {DRVSTAT_INFO(jabber_events)}, 94 /* Received packets dropped due to lack of available HW packet buffers 95 * used to temporarily hold the received packets. 96 */ 97 {DRVSTAT_INFO(rx_drops_no_pbuf)}, 98 /* Received packets dropped due to input receive buffer 99 * descriptor fifo overflowing. 100 */ 101 {DRVSTAT_INFO(rx_drops_no_erx_descr)}, 102 /* Packets dropped because the internal FIFO to the offloaded TCP 103 * receive processing block is full. This could happen only for 104 * offloaded iSCSI or FCoE trarffic. 105 */ 106 {DRVSTAT_INFO(rx_drops_no_tpre_descr)}, 107 /* Received packets dropped when they need more than 8 108 * receive buffers. This cannot happen as the driver configures 109 * 2048 byte receive buffers. 110 */ 111 {DRVSTAT_INFO(rx_drops_too_many_frags)}, 112 {DRVSTAT_INFO(forwarded_packets)}, 113 /* Received packets dropped when the frame length 114 * is more than 9018 bytes 115 */ 116 {DRVSTAT_INFO(rx_drops_mtu)}, 117 /* Number of packets dropped due to random early drop function */ 118 {DRVSTAT_INFO(eth_red_drops)}, 119 {DRVSTAT_INFO(be_on_die_temperature)} 120 }; 121 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats) 122 123 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts 124 * are first and second members respectively. 125 */ 126 static const struct be_ethtool_stat et_rx_stats[] = { 127 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */ 128 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */ 129 {DRVSTAT_RX_INFO(rx_compl)}, 130 {DRVSTAT_RX_INFO(rx_mcast_pkts)}, 131 /* Number of page allocation failures while posting receive buffers 132 * to HW. 133 */ 134 {DRVSTAT_RX_INFO(rx_post_fail)}, 135 /* Recevied packets dropped due to skb allocation failure */ 136 {DRVSTAT_RX_INFO(rx_drops_no_skbs)}, 137 /* Received packets dropped due to lack of available fetched buffers 138 * posted by the driver. 139 */ 140 {DRVSTAT_RX_INFO(rx_drops_no_frags)} 141 }; 142 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats)) 143 144 /* Stats related to multi TX queues: get_stats routine assumes compl is the 145 * first member 146 */ 147 static const struct be_ethtool_stat et_tx_stats[] = { 148 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */ 149 {DRVSTAT_TX_INFO(tx_bytes)}, 150 {DRVSTAT_TX_INFO(tx_pkts)}, 151 /* Number of skbs queued for trasmission by the driver */ 152 {DRVSTAT_TX_INFO(tx_reqs)}, 153 /* Number of TX work request blocks DMAed to HW */ 154 {DRVSTAT_TX_INFO(tx_wrbs)}, 155 /* Number of times the TX queue was stopped due to lack 156 * of spaces in the TXQ. 157 */ 158 {DRVSTAT_TX_INFO(tx_stops)} 159 }; 160 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats)) 161 162 static const char et_self_tests[][ETH_GSTRING_LEN] = { 163 "MAC Loopback test", 164 "PHY Loopback test", 165 "External Loopback test", 166 "DDR DMA test", 167 "Link test" 168 }; 169 170 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests) 171 #define BE_MAC_LOOPBACK 0x0 172 #define BE_PHY_LOOPBACK 0x1 173 #define BE_ONE_PORT_EXT_LOOPBACK 0x2 174 #define BE_NO_LOOPBACK 0xff 175 176 static void be_get_drvinfo(struct net_device *netdev, 177 struct ethtool_drvinfo *drvinfo) 178 { 179 struct be_adapter *adapter = netdev_priv(netdev); 180 char fw_on_flash[FW_VER_LEN]; 181 182 memset(fw_on_flash, 0 , sizeof(fw_on_flash)); 183 be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash); 184 185 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); 186 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version)); 187 if (!memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN)) 188 strlcpy(drvinfo->fw_version, adapter->fw_ver, 189 sizeof(drvinfo->fw_version)); 190 else 191 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 192 "%s [%s]", adapter->fw_ver, fw_on_flash); 193 194 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 195 sizeof(drvinfo->bus_info)); 196 drvinfo->testinfo_len = 0; 197 drvinfo->regdump_len = 0; 198 drvinfo->eedump_len = 0; 199 } 200 201 static u32 202 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) 203 { 204 u32 data_read = 0, eof; 205 u8 addn_status; 206 struct be_dma_mem data_len_cmd; 207 int status; 208 209 memset(&data_len_cmd, 0, sizeof(data_len_cmd)); 210 /* data_offset and data_size should be 0 to get reg len */ 211 status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, 212 file_name, &data_read, &eof, &addn_status); 213 214 return data_read; 215 } 216 217 static int 218 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, 219 u32 buf_len, void *buf) 220 { 221 struct be_dma_mem read_cmd; 222 u32 read_len = 0, total_read_len = 0, chunk_size; 223 u32 eof = 0; 224 u8 addn_status; 225 int status = 0; 226 227 read_cmd.size = LANCER_READ_FILE_CHUNK; 228 read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size, 229 &read_cmd.dma); 230 231 if (!read_cmd.va) { 232 dev_err(&adapter->pdev->dev, 233 "Memory allocation failure while reading dump\n"); 234 return -ENOMEM; 235 } 236 237 while ((total_read_len < buf_len) && !eof) { 238 chunk_size = min_t(u32, (buf_len - total_read_len), 239 LANCER_READ_FILE_CHUNK); 240 chunk_size = ALIGN(chunk_size, 4); 241 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size, 242 total_read_len, file_name, &read_len, 243 &eof, &addn_status); 244 if (!status) { 245 memcpy(buf + total_read_len, read_cmd.va, read_len); 246 total_read_len += read_len; 247 eof &= LANCER_READ_FILE_EOF_MASK; 248 } else { 249 status = -EIO; 250 break; 251 } 252 } 253 pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va, 254 read_cmd.dma); 255 256 return status; 257 } 258 259 static int 260 be_get_reg_len(struct net_device *netdev) 261 { 262 struct be_adapter *adapter = netdev_priv(netdev); 263 u32 log_size = 0; 264 265 if (!check_privilege(adapter, MAX_PRIVILEGES)) 266 return 0; 267 268 if (be_physfn(adapter)) { 269 if (lancer_chip(adapter)) 270 log_size = lancer_cmd_get_file_len(adapter, 271 LANCER_FW_DUMP_FILE); 272 else 273 be_cmd_get_reg_len(adapter, &log_size); 274 } 275 return log_size; 276 } 277 278 static void 279 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf) 280 { 281 struct be_adapter *adapter = netdev_priv(netdev); 282 283 if (be_physfn(adapter)) { 284 memset(buf, 0, regs->len); 285 if (lancer_chip(adapter)) 286 lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE, 287 regs->len, buf); 288 else 289 be_cmd_get_regs(adapter, regs->len, buf); 290 } 291 } 292 293 static int be_get_coalesce(struct net_device *netdev, 294 struct ethtool_coalesce *et) 295 { 296 struct be_adapter *adapter = netdev_priv(netdev); 297 struct be_eq_obj *eqo = &adapter->eq_obj[0]; 298 299 300 et->rx_coalesce_usecs = eqo->cur_eqd; 301 et->rx_coalesce_usecs_high = eqo->max_eqd; 302 et->rx_coalesce_usecs_low = eqo->min_eqd; 303 304 et->tx_coalesce_usecs = eqo->cur_eqd; 305 et->tx_coalesce_usecs_high = eqo->max_eqd; 306 et->tx_coalesce_usecs_low = eqo->min_eqd; 307 308 et->use_adaptive_rx_coalesce = eqo->enable_aic; 309 et->use_adaptive_tx_coalesce = eqo->enable_aic; 310 311 return 0; 312 } 313 314 /* TX attributes are ignored. Only RX attributes are considered 315 * eqd cmd is issued in the worker thread. 316 */ 317 static int be_set_coalesce(struct net_device *netdev, 318 struct ethtool_coalesce *et) 319 { 320 struct be_adapter *adapter = netdev_priv(netdev); 321 struct be_eq_obj *eqo; 322 int i; 323 324 for_all_evt_queues(adapter, eqo, i) { 325 eqo->enable_aic = et->use_adaptive_rx_coalesce; 326 eqo->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD); 327 eqo->min_eqd = min(et->rx_coalesce_usecs_low, eqo->max_eqd); 328 eqo->eqd = et->rx_coalesce_usecs; 329 } 330 331 return 0; 332 } 333 334 static void 335 be_get_ethtool_stats(struct net_device *netdev, 336 struct ethtool_stats *stats, uint64_t *data) 337 { 338 struct be_adapter *adapter = netdev_priv(netdev); 339 struct be_rx_obj *rxo; 340 struct be_tx_obj *txo; 341 void *p; 342 unsigned int i, j, base = 0, start; 343 344 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 345 p = (u8 *)&adapter->drv_stats + et_stats[i].offset; 346 data[i] = *(u32 *)p; 347 } 348 base += ETHTOOL_STATS_NUM; 349 350 for_all_rx_queues(adapter, rxo, j) { 351 struct be_rx_stats *stats = rx_stats(rxo); 352 353 do { 354 start = u64_stats_fetch_begin_bh(&stats->sync); 355 data[base] = stats->rx_bytes; 356 data[base + 1] = stats->rx_pkts; 357 } while (u64_stats_fetch_retry_bh(&stats->sync, start)); 358 359 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) { 360 p = (u8 *)stats + et_rx_stats[i].offset; 361 data[base + i] = *(u32 *)p; 362 } 363 base += ETHTOOL_RXSTATS_NUM; 364 } 365 366 for_all_tx_queues(adapter, txo, j) { 367 struct be_tx_stats *stats = tx_stats(txo); 368 369 do { 370 start = u64_stats_fetch_begin_bh(&stats->sync_compl); 371 data[base] = stats->tx_compl; 372 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start)); 373 374 do { 375 start = u64_stats_fetch_begin_bh(&stats->sync); 376 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) { 377 p = (u8 *)stats + et_tx_stats[i].offset; 378 data[base + i] = 379 (et_tx_stats[i].size == sizeof(u64)) ? 380 *(u64 *)p : *(u32 *)p; 381 } 382 } while (u64_stats_fetch_retry_bh(&stats->sync, start)); 383 base += ETHTOOL_TXSTATS_NUM; 384 } 385 } 386 387 static void 388 be_get_stat_strings(struct net_device *netdev, uint32_t stringset, 389 uint8_t *data) 390 { 391 struct be_adapter *adapter = netdev_priv(netdev); 392 int i, j; 393 394 switch (stringset) { 395 case ETH_SS_STATS: 396 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 397 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN); 398 data += ETH_GSTRING_LEN; 399 } 400 for (i = 0; i < adapter->num_rx_qs; i++) { 401 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) { 402 sprintf(data, "rxq%d: %s", i, 403 et_rx_stats[j].desc); 404 data += ETH_GSTRING_LEN; 405 } 406 } 407 for (i = 0; i < adapter->num_tx_qs; i++) { 408 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) { 409 sprintf(data, "txq%d: %s", i, 410 et_tx_stats[j].desc); 411 data += ETH_GSTRING_LEN; 412 } 413 } 414 break; 415 case ETH_SS_TEST: 416 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) { 417 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN); 418 data += ETH_GSTRING_LEN; 419 } 420 break; 421 } 422 } 423 424 static int be_get_sset_count(struct net_device *netdev, int stringset) 425 { 426 struct be_adapter *adapter = netdev_priv(netdev); 427 428 switch (stringset) { 429 case ETH_SS_TEST: 430 return ETHTOOL_TESTS_NUM; 431 case ETH_SS_STATS: 432 return ETHTOOL_STATS_NUM + 433 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM + 434 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM; 435 default: 436 return -EINVAL; 437 } 438 } 439 440 static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len) 441 { 442 u32 port; 443 444 switch (phy_type) { 445 case PHY_TYPE_BASET_1GB: 446 case PHY_TYPE_BASEX_1GB: 447 case PHY_TYPE_SGMII: 448 port = PORT_TP; 449 break; 450 case PHY_TYPE_SFP_PLUS_10GB: 451 port = dac_cable_len ? PORT_DA : PORT_FIBRE; 452 break; 453 case PHY_TYPE_XFP_10GB: 454 case PHY_TYPE_SFP_1GB: 455 port = PORT_FIBRE; 456 break; 457 case PHY_TYPE_BASET_10GB: 458 port = PORT_TP; 459 break; 460 default: 461 port = PORT_OTHER; 462 } 463 464 return port; 465 } 466 467 static u32 convert_to_et_setting(u32 if_type, u32 if_speeds) 468 { 469 u32 val = 0; 470 471 switch (if_type) { 472 case PHY_TYPE_BASET_1GB: 473 case PHY_TYPE_BASEX_1GB: 474 case PHY_TYPE_SGMII: 475 val |= SUPPORTED_TP; 476 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 477 val |= SUPPORTED_1000baseT_Full; 478 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 479 val |= SUPPORTED_100baseT_Full; 480 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS) 481 val |= SUPPORTED_10baseT_Full; 482 break; 483 case PHY_TYPE_KX4_10GB: 484 val |= SUPPORTED_Backplane; 485 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 486 val |= SUPPORTED_1000baseKX_Full; 487 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 488 val |= SUPPORTED_10000baseKX4_Full; 489 break; 490 case PHY_TYPE_KR_10GB: 491 val |= SUPPORTED_Backplane | 492 SUPPORTED_10000baseKR_Full; 493 break; 494 case PHY_TYPE_SFP_PLUS_10GB: 495 case PHY_TYPE_XFP_10GB: 496 case PHY_TYPE_SFP_1GB: 497 val |= SUPPORTED_FIBRE; 498 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 499 val |= SUPPORTED_10000baseT_Full; 500 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 501 val |= SUPPORTED_1000baseT_Full; 502 break; 503 case PHY_TYPE_BASET_10GB: 504 val |= SUPPORTED_TP; 505 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 506 val |= SUPPORTED_10000baseT_Full; 507 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 508 val |= SUPPORTED_1000baseT_Full; 509 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 510 val |= SUPPORTED_100baseT_Full; 511 break; 512 default: 513 val |= SUPPORTED_TP; 514 } 515 516 return val; 517 } 518 519 bool be_pause_supported(struct be_adapter *adapter) 520 { 521 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB || 522 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ? 523 false : true; 524 } 525 526 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 527 { 528 struct be_adapter *adapter = netdev_priv(netdev); 529 u8 link_status; 530 u16 link_speed = 0; 531 int status; 532 u32 auto_speeds; 533 u32 fixed_speeds; 534 u32 dac_cable_len; 535 u16 interface_type; 536 537 if (adapter->phy.link_speed < 0) { 538 status = be_cmd_link_status_query(adapter, &link_speed, 539 &link_status, 0); 540 if (!status) 541 be_link_status_update(adapter, link_status); 542 ethtool_cmd_speed_set(ecmd, link_speed); 543 544 status = be_cmd_get_phy_info(adapter); 545 if (!status) { 546 interface_type = adapter->phy.interface_type; 547 auto_speeds = adapter->phy.auto_speeds_supported; 548 fixed_speeds = adapter->phy.fixed_speeds_supported; 549 dac_cable_len = adapter->phy.dac_cable_len; 550 551 ecmd->supported = 552 convert_to_et_setting(interface_type, 553 auto_speeds | 554 fixed_speeds); 555 ecmd->advertising = 556 convert_to_et_setting(interface_type, 557 auto_speeds); 558 559 ecmd->port = be_get_port_type(interface_type, 560 dac_cable_len); 561 562 if (adapter->phy.auto_speeds_supported) { 563 ecmd->supported |= SUPPORTED_Autoneg; 564 ecmd->autoneg = AUTONEG_ENABLE; 565 ecmd->advertising |= ADVERTISED_Autoneg; 566 } 567 568 ecmd->supported |= SUPPORTED_Pause; 569 if (be_pause_supported(adapter)) 570 ecmd->advertising |= ADVERTISED_Pause; 571 572 switch (adapter->phy.interface_type) { 573 case PHY_TYPE_KR_10GB: 574 case PHY_TYPE_KX4_10GB: 575 ecmd->transceiver = XCVR_INTERNAL; 576 break; 577 default: 578 ecmd->transceiver = XCVR_EXTERNAL; 579 break; 580 } 581 } else { 582 ecmd->port = PORT_OTHER; 583 ecmd->autoneg = AUTONEG_DISABLE; 584 ecmd->transceiver = XCVR_DUMMY1; 585 } 586 587 /* Save for future use */ 588 adapter->phy.link_speed = ethtool_cmd_speed(ecmd); 589 adapter->phy.port_type = ecmd->port; 590 adapter->phy.transceiver = ecmd->transceiver; 591 adapter->phy.autoneg = ecmd->autoneg; 592 adapter->phy.advertising = ecmd->advertising; 593 adapter->phy.supported = ecmd->supported; 594 } else { 595 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed); 596 ecmd->port = adapter->phy.port_type; 597 ecmd->transceiver = adapter->phy.transceiver; 598 ecmd->autoneg = adapter->phy.autoneg; 599 ecmd->advertising = adapter->phy.advertising; 600 ecmd->supported = adapter->phy.supported; 601 } 602 603 ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN; 604 ecmd->phy_address = adapter->port_num; 605 606 return 0; 607 } 608 609 static void be_get_ringparam(struct net_device *netdev, 610 struct ethtool_ringparam *ring) 611 { 612 struct be_adapter *adapter = netdev_priv(netdev); 613 614 ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len; 615 ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len; 616 } 617 618 static void 619 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 620 { 621 struct be_adapter *adapter = netdev_priv(netdev); 622 623 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause); 624 ecmd->autoneg = adapter->phy.fc_autoneg; 625 } 626 627 static int 628 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 629 { 630 struct be_adapter *adapter = netdev_priv(netdev); 631 int status; 632 633 if (ecmd->autoneg != adapter->phy.fc_autoneg) 634 return -EINVAL; 635 adapter->tx_fc = ecmd->tx_pause; 636 adapter->rx_fc = ecmd->rx_pause; 637 638 status = be_cmd_set_flow_control(adapter, 639 adapter->tx_fc, adapter->rx_fc); 640 if (status) 641 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n"); 642 643 return status; 644 } 645 646 static int 647 be_set_phys_id(struct net_device *netdev, 648 enum ethtool_phys_id_state state) 649 { 650 struct be_adapter *adapter = netdev_priv(netdev); 651 652 switch (state) { 653 case ETHTOOL_ID_ACTIVE: 654 be_cmd_get_beacon_state(adapter, adapter->hba_port_num, 655 &adapter->beacon_state); 656 return 1; /* cycle on/off once per second */ 657 658 case ETHTOOL_ID_ON: 659 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 660 BEACON_STATE_ENABLED); 661 break; 662 663 case ETHTOOL_ID_OFF: 664 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 665 BEACON_STATE_DISABLED); 666 break; 667 668 case ETHTOOL_ID_INACTIVE: 669 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 670 adapter->beacon_state); 671 } 672 673 return 0; 674 } 675 676 677 static void 678 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 679 { 680 struct be_adapter *adapter = netdev_priv(netdev); 681 682 if (be_is_wol_supported(adapter)) { 683 wol->supported |= WAKE_MAGIC; 684 if (adapter->wol) 685 wol->wolopts |= WAKE_MAGIC; 686 } else 687 wol->wolopts = 0; 688 memset(&wol->sopass, 0, sizeof(wol->sopass)); 689 } 690 691 static int 692 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 693 { 694 struct be_adapter *adapter = netdev_priv(netdev); 695 696 if (wol->wolopts & ~WAKE_MAGIC) 697 return -EOPNOTSUPP; 698 699 if (!be_is_wol_supported(adapter)) { 700 dev_warn(&adapter->pdev->dev, "WOL not supported\n"); 701 return -EOPNOTSUPP; 702 } 703 704 if (wol->wolopts & WAKE_MAGIC) 705 adapter->wol = true; 706 else 707 adapter->wol = false; 708 709 return 0; 710 } 711 712 static int 713 be_test_ddr_dma(struct be_adapter *adapter) 714 { 715 int ret, i; 716 struct be_dma_mem ddrdma_cmd; 717 static const u64 pattern[2] = { 718 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL 719 }; 720 721 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test); 722 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size, 723 &ddrdma_cmd.dma, GFP_KERNEL); 724 if (!ddrdma_cmd.va) 725 return -ENOMEM; 726 727 for (i = 0; i < 2; i++) { 728 ret = be_cmd_ddr_dma_test(adapter, pattern[i], 729 4096, &ddrdma_cmd); 730 if (ret != 0) 731 goto err; 732 } 733 734 err: 735 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va, 736 ddrdma_cmd.dma); 737 return ret; 738 } 739 740 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, 741 u64 *status) 742 { 743 be_cmd_set_loopback(adapter, adapter->hba_port_num, 744 loopback_type, 1); 745 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num, 746 loopback_type, 1500, 747 2, 0xabc); 748 be_cmd_set_loopback(adapter, adapter->hba_port_num, 749 BE_NO_LOOPBACK, 1); 750 return *status; 751 } 752 753 static void 754 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) 755 { 756 struct be_adapter *adapter = netdev_priv(netdev); 757 int status; 758 u8 link_status = 0; 759 760 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) { 761 dev_err(&adapter->pdev->dev, "Self test not supported\n"); 762 test->flags |= ETH_TEST_FL_FAILED; 763 return; 764 } 765 766 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); 767 768 if (test->flags & ETH_TEST_FL_OFFLINE) { 769 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, 770 &data[0]) != 0) { 771 test->flags |= ETH_TEST_FL_FAILED; 772 } 773 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, 774 &data[1]) != 0) { 775 test->flags |= ETH_TEST_FL_FAILED; 776 } 777 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK, 778 &data[2]) != 0) { 779 test->flags |= ETH_TEST_FL_FAILED; 780 } 781 } 782 783 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) { 784 data[3] = 1; 785 test->flags |= ETH_TEST_FL_FAILED; 786 } 787 788 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0); 789 if (status) { 790 test->flags |= ETH_TEST_FL_FAILED; 791 data[4] = -1; 792 } else if (!link_status) { 793 test->flags |= ETH_TEST_FL_FAILED; 794 data[4] = 1; 795 } 796 } 797 798 static int 799 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) 800 { 801 struct be_adapter *adapter = netdev_priv(netdev); 802 803 return be_load_fw(adapter, efl->data); 804 } 805 806 static int 807 be_get_eeprom_len(struct net_device *netdev) 808 { 809 struct be_adapter *adapter = netdev_priv(netdev); 810 811 if (!check_privilege(adapter, MAX_PRIVILEGES)) 812 return 0; 813 814 if (lancer_chip(adapter)) { 815 if (be_physfn(adapter)) 816 return lancer_cmd_get_file_len(adapter, 817 LANCER_VPD_PF_FILE); 818 else 819 return lancer_cmd_get_file_len(adapter, 820 LANCER_VPD_VF_FILE); 821 } else { 822 return BE_READ_SEEPROM_LEN; 823 } 824 } 825 826 static int 827 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, 828 uint8_t *data) 829 { 830 struct be_adapter *adapter = netdev_priv(netdev); 831 struct be_dma_mem eeprom_cmd; 832 struct be_cmd_resp_seeprom_read *resp; 833 int status; 834 835 if (!eeprom->len) 836 return -EINVAL; 837 838 if (lancer_chip(adapter)) { 839 if (be_physfn(adapter)) 840 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE, 841 eeprom->len, data); 842 else 843 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE, 844 eeprom->len, data); 845 } 846 847 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); 848 849 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); 850 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); 851 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size, 852 &eeprom_cmd.dma, GFP_KERNEL); 853 854 if (!eeprom_cmd.va) 855 return -ENOMEM; 856 857 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); 858 859 if (!status) { 860 resp = eeprom_cmd.va; 861 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len); 862 } 863 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va, 864 eeprom_cmd.dma); 865 866 return status; 867 } 868 869 static u32 be_get_msg_level(struct net_device *netdev) 870 { 871 struct be_adapter *adapter = netdev_priv(netdev); 872 873 if (lancer_chip(adapter)) { 874 dev_err(&adapter->pdev->dev, "Operation not supported\n"); 875 return -EOPNOTSUPP; 876 } 877 878 return adapter->msg_enable; 879 } 880 881 static void be_set_fw_log_level(struct be_adapter *adapter, u32 level) 882 { 883 struct be_dma_mem extfat_cmd; 884 struct be_fat_conf_params *cfgs; 885 int status; 886 int i, j; 887 888 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem)); 889 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps); 890 extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size, 891 &extfat_cmd.dma); 892 if (!extfat_cmd.va) { 893 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n", 894 __func__); 895 goto err; 896 } 897 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd); 898 if (!status) { 899 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va + 900 sizeof(struct be_cmd_resp_hdr)); 901 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) { 902 u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes); 903 for (j = 0; j < num_modes; j++) { 904 if (cfgs->module[i].trace_lvl[j].mode == 905 MODE_UART) 906 cfgs->module[i].trace_lvl[j].dbg_lvl = 907 cpu_to_le32(level); 908 } 909 } 910 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd, 911 cfgs); 912 if (status) 913 dev_err(&adapter->pdev->dev, 914 "Message level set failed\n"); 915 } else { 916 dev_err(&adapter->pdev->dev, "Message level get failed\n"); 917 } 918 919 pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va, 920 extfat_cmd.dma); 921 err: 922 return; 923 } 924 925 static void be_set_msg_level(struct net_device *netdev, u32 level) 926 { 927 struct be_adapter *adapter = netdev_priv(netdev); 928 929 if (lancer_chip(adapter)) { 930 dev_err(&adapter->pdev->dev, "Operation not supported\n"); 931 return; 932 } 933 934 if (adapter->msg_enable == level) 935 return; 936 937 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW)) 938 be_set_fw_log_level(adapter, level & NETIF_MSG_HW ? 939 FW_LOG_LEVEL_DEFAULT : FW_LOG_LEVEL_FATAL); 940 adapter->msg_enable = level; 941 942 return; 943 } 944 945 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type) 946 { 947 u64 data = 0; 948 949 switch (flow_type) { 950 case TCP_V4_FLOW: 951 if (adapter->rss_flags & RSS_ENABLE_IPV4) 952 data |= RXH_IP_DST | RXH_IP_SRC; 953 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV4) 954 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 955 break; 956 case UDP_V4_FLOW: 957 if (adapter->rss_flags & RSS_ENABLE_IPV4) 958 data |= RXH_IP_DST | RXH_IP_SRC; 959 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV4) 960 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 961 break; 962 case TCP_V6_FLOW: 963 if (adapter->rss_flags & RSS_ENABLE_IPV6) 964 data |= RXH_IP_DST | RXH_IP_SRC; 965 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV6) 966 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 967 break; 968 case UDP_V6_FLOW: 969 if (adapter->rss_flags & RSS_ENABLE_IPV6) 970 data |= RXH_IP_DST | RXH_IP_SRC; 971 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV6) 972 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 973 break; 974 } 975 976 return data; 977 } 978 979 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, 980 u32 *rule_locs) 981 { 982 struct be_adapter *adapter = netdev_priv(netdev); 983 984 if (!be_multi_rxq(adapter)) { 985 dev_info(&adapter->pdev->dev, 986 "ethtool::get_rxnfc: RX flow hashing is disabled\n"); 987 return -EINVAL; 988 } 989 990 switch (cmd->cmd) { 991 case ETHTOOL_GRXFH: 992 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type); 993 break; 994 case ETHTOOL_GRXRINGS: 995 cmd->data = adapter->num_rx_qs - 1; 996 break; 997 default: 998 return -EINVAL; 999 } 1000 1001 return 0; 1002 } 1003 1004 static int be_set_rss_hash_opts(struct be_adapter *adapter, 1005 struct ethtool_rxnfc *cmd) 1006 { 1007 struct be_rx_obj *rxo; 1008 int status = 0, i, j; 1009 u8 rsstable[128]; 1010 u32 rss_flags = adapter->rss_flags; 1011 1012 if (cmd->data != L3_RSS_FLAGS && 1013 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1014 return -EINVAL; 1015 1016 switch (cmd->flow_type) { 1017 case TCP_V4_FLOW: 1018 if (cmd->data == L3_RSS_FLAGS) 1019 rss_flags &= ~RSS_ENABLE_TCP_IPV4; 1020 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1021 rss_flags |= RSS_ENABLE_IPV4 | 1022 RSS_ENABLE_TCP_IPV4; 1023 break; 1024 case TCP_V6_FLOW: 1025 if (cmd->data == L3_RSS_FLAGS) 1026 rss_flags &= ~RSS_ENABLE_TCP_IPV6; 1027 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1028 rss_flags |= RSS_ENABLE_IPV6 | 1029 RSS_ENABLE_TCP_IPV6; 1030 break; 1031 case UDP_V4_FLOW: 1032 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1033 BEx_chip(adapter)) 1034 return -EINVAL; 1035 1036 if (cmd->data == L3_RSS_FLAGS) 1037 rss_flags &= ~RSS_ENABLE_UDP_IPV4; 1038 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1039 rss_flags |= RSS_ENABLE_IPV4 | 1040 RSS_ENABLE_UDP_IPV4; 1041 break; 1042 case UDP_V6_FLOW: 1043 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1044 BEx_chip(adapter)) 1045 return -EINVAL; 1046 1047 if (cmd->data == L3_RSS_FLAGS) 1048 rss_flags &= ~RSS_ENABLE_UDP_IPV6; 1049 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1050 rss_flags |= RSS_ENABLE_IPV6 | 1051 RSS_ENABLE_UDP_IPV6; 1052 break; 1053 default: 1054 return -EINVAL; 1055 } 1056 1057 if (rss_flags == adapter->rss_flags) 1058 return status; 1059 1060 if (be_multi_rxq(adapter)) { 1061 for (j = 0; j < 128; j += adapter->num_rx_qs - 1) { 1062 for_all_rss_queues(adapter, rxo, i) { 1063 if ((j + i) >= 128) 1064 break; 1065 rsstable[j + i] = rxo->rss_id; 1066 } 1067 } 1068 } 1069 status = be_cmd_rss_config(adapter, rsstable, rss_flags, 128); 1070 if (!status) 1071 adapter->rss_flags = rss_flags; 1072 1073 return status; 1074 } 1075 1076 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 1077 { 1078 struct be_adapter *adapter = netdev_priv(netdev); 1079 int status = 0; 1080 1081 if (!be_multi_rxq(adapter)) { 1082 dev_err(&adapter->pdev->dev, 1083 "ethtool::set_rxnfc: RX flow hashing is disabled\n"); 1084 return -EINVAL; 1085 } 1086 1087 switch (cmd->cmd) { 1088 case ETHTOOL_SRXFH: 1089 status = be_set_rss_hash_opts(adapter, cmd); 1090 break; 1091 default: 1092 return -EINVAL; 1093 } 1094 1095 return status; 1096 } 1097 1098 const struct ethtool_ops be_ethtool_ops = { 1099 .get_settings = be_get_settings, 1100 .get_drvinfo = be_get_drvinfo, 1101 .get_wol = be_get_wol, 1102 .set_wol = be_set_wol, 1103 .get_link = ethtool_op_get_link, 1104 .get_eeprom_len = be_get_eeprom_len, 1105 .get_eeprom = be_read_eeprom, 1106 .get_coalesce = be_get_coalesce, 1107 .set_coalesce = be_set_coalesce, 1108 .get_ringparam = be_get_ringparam, 1109 .get_pauseparam = be_get_pauseparam, 1110 .set_pauseparam = be_set_pauseparam, 1111 .get_strings = be_get_stat_strings, 1112 .set_phys_id = be_set_phys_id, 1113 .get_msglevel = be_get_msg_level, 1114 .set_msglevel = be_set_msg_level, 1115 .get_sset_count = be_get_sset_count, 1116 .get_ethtool_stats = be_get_ethtool_stats, 1117 .get_regs_len = be_get_reg_len, 1118 .get_regs = be_get_regs, 1119 .flash_device = be_do_flash, 1120 .self_test = be_self_test, 1121 .get_rxnfc = be_get_rxnfc, 1122 .set_rxnfc = be_set_rxnfc, 1123 }; 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