1 /* 2 * Copyright (C) 2005 - 2011 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(tx_events)}, 41 {DRVSTAT_INFO(rx_crc_errors)}, 42 {DRVSTAT_INFO(rx_alignment_symbol_errors)}, 43 {DRVSTAT_INFO(rx_pause_frames)}, 44 {DRVSTAT_INFO(rx_control_frames)}, 45 /* Received packets dropped when the Ethernet length field 46 * is not equal to the actual Ethernet data length. 47 */ 48 {DRVSTAT_INFO(rx_in_range_errors)}, 49 /* Received packets dropped when their length field is >= 1501 bytes 50 * and <= 1535 bytes. 51 */ 52 {DRVSTAT_INFO(rx_out_range_errors)}, 53 /* Received packets dropped when they are longer than 9216 bytes */ 54 {DRVSTAT_INFO(rx_frame_too_long)}, 55 /* Received packets dropped when they don't pass the unicast or 56 * multicast address filtering. 57 */ 58 {DRVSTAT_INFO(rx_address_mismatch_drops)}, 59 /* Received packets dropped when IP packet length field is less than 60 * the IP header length field. 61 */ 62 {DRVSTAT_INFO(rx_dropped_too_small)}, 63 /* Received packets dropped when IP length field is greater than 64 * the actual packet length. 65 */ 66 {DRVSTAT_INFO(rx_dropped_too_short)}, 67 /* Received packets dropped when the IP header length field is less 68 * than 5. 69 */ 70 {DRVSTAT_INFO(rx_dropped_header_too_small)}, 71 /* Received packets dropped when the TCP header length field is less 72 * than 5 or the TCP header length + IP header length is more 73 * than IP packet length. 74 */ 75 {DRVSTAT_INFO(rx_dropped_tcp_length)}, 76 {DRVSTAT_INFO(rx_dropped_runt)}, 77 /* Number of received packets dropped when a fifo for descriptors going 78 * into the packet demux block overflows. In normal operation, this 79 * fifo must never overflow. 80 */ 81 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)}, 82 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)}, 83 {DRVSTAT_INFO(rx_ip_checksum_errs)}, 84 {DRVSTAT_INFO(rx_tcp_checksum_errs)}, 85 {DRVSTAT_INFO(rx_udp_checksum_errs)}, 86 {DRVSTAT_INFO(tx_pauseframes)}, 87 {DRVSTAT_INFO(tx_controlframes)}, 88 {DRVSTAT_INFO(rx_priority_pause_frames)}, 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_polls)}, 130 {DRVSTAT_RX_INFO(rx_events)}, 131 {DRVSTAT_RX_INFO(rx_compl)}, 132 {DRVSTAT_RX_INFO(rx_mcast_pkts)}, 133 /* Number of page allocation failures while posting receive buffers 134 * to HW. 135 */ 136 {DRVSTAT_RX_INFO(rx_post_fail)}, 137 /* Recevied packets dropped due to skb allocation failure */ 138 {DRVSTAT_RX_INFO(rx_drops_no_skbs)}, 139 /* Received packets dropped due to lack of available fetched buffers 140 * posted by the driver. 141 */ 142 {DRVSTAT_RX_INFO(rx_drops_no_frags)} 143 }; 144 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats)) 145 146 /* Stats related to multi TX queues: get_stats routine assumes compl is the 147 * first member 148 */ 149 static const struct be_ethtool_stat et_tx_stats[] = { 150 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */ 151 {DRVSTAT_TX_INFO(tx_bytes)}, 152 {DRVSTAT_TX_INFO(tx_pkts)}, 153 /* Number of skbs queued for trasmission by the driver */ 154 {DRVSTAT_TX_INFO(tx_reqs)}, 155 /* Number of TX work request blocks DMAed to HW */ 156 {DRVSTAT_TX_INFO(tx_wrbs)}, 157 {DRVSTAT_TX_INFO(tx_compl)}, 158 /* Number of times the TX queue was stopped due to lack 159 * of spaces in the TXQ. 160 */ 161 {DRVSTAT_TX_INFO(tx_stops)} 162 }; 163 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats)) 164 165 static const char et_self_tests[][ETH_GSTRING_LEN] = { 166 "MAC Loopback test", 167 "PHY Loopback test", 168 "External Loopback test", 169 "DDR DMA test", 170 "Link test" 171 }; 172 173 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests) 174 #define BE_MAC_LOOPBACK 0x0 175 #define BE_PHY_LOOPBACK 0x1 176 #define BE_ONE_PORT_EXT_LOOPBACK 0x2 177 #define BE_NO_LOOPBACK 0xff 178 179 static void be_get_drvinfo(struct net_device *netdev, 180 struct ethtool_drvinfo *drvinfo) 181 { 182 struct be_adapter *adapter = netdev_priv(netdev); 183 char fw_on_flash[FW_VER_LEN]; 184 185 memset(fw_on_flash, 0 , sizeof(fw_on_flash)); 186 be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash); 187 188 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); 189 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version)); 190 strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN); 191 if (memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN) != 0) { 192 strcat(drvinfo->fw_version, " ["); 193 strcat(drvinfo->fw_version, fw_on_flash); 194 strcat(drvinfo->fw_version, "]"); 195 } 196 197 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 198 sizeof(drvinfo->bus_info)); 199 drvinfo->testinfo_len = 0; 200 drvinfo->regdump_len = 0; 201 drvinfo->eedump_len = 0; 202 } 203 204 static u32 205 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) 206 { 207 u32 data_read = 0, eof; 208 u8 addn_status; 209 struct be_dma_mem data_len_cmd; 210 int status; 211 212 memset(&data_len_cmd, 0, sizeof(data_len_cmd)); 213 /* data_offset and data_size should be 0 to get reg len */ 214 status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, 215 file_name, &data_read, &eof, &addn_status); 216 217 return data_read; 218 } 219 220 static int 221 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, 222 u32 buf_len, void *buf) 223 { 224 struct be_dma_mem read_cmd; 225 u32 read_len = 0, total_read_len = 0, chunk_size; 226 u32 eof = 0; 227 u8 addn_status; 228 int status = 0; 229 230 read_cmd.size = LANCER_READ_FILE_CHUNK; 231 read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size, 232 &read_cmd.dma); 233 234 if (!read_cmd.va) { 235 dev_err(&adapter->pdev->dev, 236 "Memory allocation failure while reading dump\n"); 237 return -ENOMEM; 238 } 239 240 while ((total_read_len < buf_len) && !eof) { 241 chunk_size = min_t(u32, (buf_len - total_read_len), 242 LANCER_READ_FILE_CHUNK); 243 chunk_size = ALIGN(chunk_size, 4); 244 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size, 245 total_read_len, file_name, &read_len, 246 &eof, &addn_status); 247 if (!status) { 248 memcpy(buf + total_read_len, read_cmd.va, read_len); 249 total_read_len += read_len; 250 eof &= LANCER_READ_FILE_EOF_MASK; 251 } else { 252 status = -EIO; 253 break; 254 } 255 } 256 pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va, 257 read_cmd.dma); 258 259 return status; 260 } 261 262 static int 263 be_get_reg_len(struct net_device *netdev) 264 { 265 struct be_adapter *adapter = netdev_priv(netdev); 266 u32 log_size = 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 294 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) 295 { 296 struct be_adapter *adapter = netdev_priv(netdev); 297 struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq; 298 struct be_eq_obj *tx_eq = &adapter->tx_eq; 299 300 coalesce->rx_coalesce_usecs = rx_eq->cur_eqd; 301 coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd; 302 coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd; 303 304 coalesce->tx_coalesce_usecs = tx_eq->cur_eqd; 305 coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd; 306 coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd; 307 308 coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic; 309 coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic; 310 311 return 0; 312 } 313 314 /* 315 * This routine is used to set interrup coalescing delay 316 */ 317 static int 318 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) 319 { 320 struct be_adapter *adapter = netdev_priv(netdev); 321 struct be_rx_obj *rxo; 322 struct be_eq_obj *rx_eq; 323 struct be_eq_obj *tx_eq = &adapter->tx_eq; 324 u32 rx_max, rx_min, rx_cur; 325 int status = 0, i; 326 u32 tx_cur; 327 328 if (coalesce->use_adaptive_tx_coalesce == 1) 329 return -EINVAL; 330 331 for_all_rx_queues(adapter, rxo, i) { 332 rx_eq = &rxo->rx_eq; 333 334 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce) 335 rx_eq->cur_eqd = 0; 336 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce; 337 338 rx_max = coalesce->rx_coalesce_usecs_high; 339 rx_min = coalesce->rx_coalesce_usecs_low; 340 rx_cur = coalesce->rx_coalesce_usecs; 341 342 if (rx_eq->enable_aic) { 343 if (rx_max > BE_MAX_EQD) 344 rx_max = BE_MAX_EQD; 345 if (rx_min > rx_max) 346 rx_min = rx_max; 347 rx_eq->max_eqd = rx_max; 348 rx_eq->min_eqd = rx_min; 349 if (rx_eq->cur_eqd > rx_max) 350 rx_eq->cur_eqd = rx_max; 351 if (rx_eq->cur_eqd < rx_min) 352 rx_eq->cur_eqd = rx_min; 353 } else { 354 if (rx_cur > BE_MAX_EQD) 355 rx_cur = BE_MAX_EQD; 356 if (rx_eq->cur_eqd != rx_cur) { 357 status = be_cmd_modify_eqd(adapter, rx_eq->q.id, 358 rx_cur); 359 if (!status) 360 rx_eq->cur_eqd = rx_cur; 361 } 362 } 363 } 364 365 tx_cur = coalesce->tx_coalesce_usecs; 366 367 if (tx_cur > BE_MAX_EQD) 368 tx_cur = BE_MAX_EQD; 369 if (tx_eq->cur_eqd != tx_cur) { 370 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur); 371 if (!status) 372 tx_eq->cur_eqd = tx_cur; 373 } 374 375 return 0; 376 } 377 378 static void 379 be_get_ethtool_stats(struct net_device *netdev, 380 struct ethtool_stats *stats, uint64_t *data) 381 { 382 struct be_adapter *adapter = netdev_priv(netdev); 383 struct be_rx_obj *rxo; 384 struct be_tx_obj *txo; 385 void *p; 386 unsigned int i, j, base = 0, start; 387 388 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 389 p = (u8 *)&adapter->drv_stats + et_stats[i].offset; 390 data[i] = *(u32 *)p; 391 } 392 base += ETHTOOL_STATS_NUM; 393 394 for_all_rx_queues(adapter, rxo, j) { 395 struct be_rx_stats *stats = rx_stats(rxo); 396 397 do { 398 start = u64_stats_fetch_begin_bh(&stats->sync); 399 data[base] = stats->rx_bytes; 400 data[base + 1] = stats->rx_pkts; 401 } while (u64_stats_fetch_retry_bh(&stats->sync, start)); 402 403 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) { 404 p = (u8 *)stats + et_rx_stats[i].offset; 405 data[base + i] = *(u32 *)p; 406 } 407 base += ETHTOOL_RXSTATS_NUM; 408 } 409 410 for_all_tx_queues(adapter, txo, j) { 411 struct be_tx_stats *stats = tx_stats(txo); 412 413 do { 414 start = u64_stats_fetch_begin_bh(&stats->sync_compl); 415 data[base] = stats->tx_compl; 416 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start)); 417 418 do { 419 start = u64_stats_fetch_begin_bh(&stats->sync); 420 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) { 421 p = (u8 *)stats + et_tx_stats[i].offset; 422 data[base + i] = 423 (et_tx_stats[i].size == sizeof(u64)) ? 424 *(u64 *)p : *(u32 *)p; 425 } 426 } while (u64_stats_fetch_retry_bh(&stats->sync, start)); 427 base += ETHTOOL_TXSTATS_NUM; 428 } 429 } 430 431 static void 432 be_get_stat_strings(struct net_device *netdev, uint32_t stringset, 433 uint8_t *data) 434 { 435 struct be_adapter *adapter = netdev_priv(netdev); 436 int i, j; 437 438 switch (stringset) { 439 case ETH_SS_STATS: 440 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 441 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN); 442 data += ETH_GSTRING_LEN; 443 } 444 for (i = 0; i < adapter->num_rx_qs; i++) { 445 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) { 446 sprintf(data, "rxq%d: %s", i, 447 et_rx_stats[j].desc); 448 data += ETH_GSTRING_LEN; 449 } 450 } 451 for (i = 0; i < adapter->num_tx_qs; i++) { 452 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) { 453 sprintf(data, "txq%d: %s", i, 454 et_tx_stats[j].desc); 455 data += ETH_GSTRING_LEN; 456 } 457 } 458 break; 459 case ETH_SS_TEST: 460 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) { 461 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN); 462 data += ETH_GSTRING_LEN; 463 } 464 break; 465 } 466 } 467 468 static int be_get_sset_count(struct net_device *netdev, int stringset) 469 { 470 struct be_adapter *adapter = netdev_priv(netdev); 471 472 switch (stringset) { 473 case ETH_SS_TEST: 474 return ETHTOOL_TESTS_NUM; 475 case ETH_SS_STATS: 476 return ETHTOOL_STATS_NUM + 477 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM + 478 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM; 479 default: 480 return -EINVAL; 481 } 482 } 483 484 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 485 { 486 struct be_adapter *adapter = netdev_priv(netdev); 487 struct be_phy_info phy_info; 488 u8 mac_speed = 0; 489 u16 link_speed = 0; 490 u8 link_status; 491 int status; 492 493 if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) { 494 status = be_cmd_link_status_query(adapter, &mac_speed, 495 &link_speed, &link_status, 0); 496 if (!status) 497 be_link_status_update(adapter, link_status); 498 499 /* link_speed is in units of 10 Mbps */ 500 if (link_speed) { 501 ethtool_cmd_speed_set(ecmd, link_speed*10); 502 } else { 503 switch (mac_speed) { 504 case PHY_LINK_SPEED_10MBPS: 505 ethtool_cmd_speed_set(ecmd, SPEED_10); 506 break; 507 case PHY_LINK_SPEED_100MBPS: 508 ethtool_cmd_speed_set(ecmd, SPEED_100); 509 break; 510 case PHY_LINK_SPEED_1GBPS: 511 ethtool_cmd_speed_set(ecmd, SPEED_1000); 512 break; 513 case PHY_LINK_SPEED_10GBPS: 514 ethtool_cmd_speed_set(ecmd, SPEED_10000); 515 break; 516 case PHY_LINK_SPEED_ZERO: 517 ethtool_cmd_speed_set(ecmd, 0); 518 break; 519 } 520 } 521 522 status = be_cmd_get_phy_info(adapter, &phy_info); 523 if (!status) { 524 switch (phy_info.interface_type) { 525 case PHY_TYPE_XFP_10GB: 526 case PHY_TYPE_SFP_1GB: 527 case PHY_TYPE_SFP_PLUS_10GB: 528 ecmd->port = PORT_FIBRE; 529 break; 530 default: 531 ecmd->port = PORT_TP; 532 break; 533 } 534 535 switch (phy_info.interface_type) { 536 case PHY_TYPE_KR_10GB: 537 case PHY_TYPE_KX4_10GB: 538 ecmd->autoneg = AUTONEG_ENABLE; 539 ecmd->transceiver = XCVR_INTERNAL; 540 break; 541 default: 542 ecmd->autoneg = AUTONEG_DISABLE; 543 ecmd->transceiver = XCVR_EXTERNAL; 544 break; 545 } 546 } 547 548 /* Save for future use */ 549 adapter->link_speed = ethtool_cmd_speed(ecmd); 550 adapter->port_type = ecmd->port; 551 adapter->transceiver = ecmd->transceiver; 552 adapter->autoneg = ecmd->autoneg; 553 } else { 554 ethtool_cmd_speed_set(ecmd, adapter->link_speed); 555 ecmd->port = adapter->port_type; 556 ecmd->transceiver = adapter->transceiver; 557 ecmd->autoneg = adapter->autoneg; 558 } 559 560 ecmd->duplex = DUPLEX_FULL; 561 ecmd->phy_address = adapter->port_num; 562 switch (ecmd->port) { 563 case PORT_FIBRE: 564 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); 565 break; 566 case PORT_TP: 567 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP); 568 break; 569 case PORT_AUI: 570 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI); 571 break; 572 } 573 574 if (ecmd->autoneg) { 575 ecmd->supported |= SUPPORTED_1000baseT_Full; 576 ecmd->supported |= SUPPORTED_Autoneg; 577 ecmd->advertising |= (ADVERTISED_10000baseT_Full | 578 ADVERTISED_1000baseT_Full); 579 } 580 581 return 0; 582 } 583 584 static void be_get_ringparam(struct net_device *netdev, 585 struct ethtool_ringparam *ring) 586 { 587 struct be_adapter *adapter = netdev_priv(netdev); 588 589 ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len; 590 ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len; 591 } 592 593 static void 594 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 595 { 596 struct be_adapter *adapter = netdev_priv(netdev); 597 598 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause); 599 ecmd->autoneg = 0; 600 } 601 602 static int 603 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 604 { 605 struct be_adapter *adapter = netdev_priv(netdev); 606 int status; 607 608 if (ecmd->autoneg != 0) 609 return -EINVAL; 610 adapter->tx_fc = ecmd->tx_pause; 611 adapter->rx_fc = ecmd->rx_pause; 612 613 status = be_cmd_set_flow_control(adapter, 614 adapter->tx_fc, adapter->rx_fc); 615 if (status) 616 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n"); 617 618 return status; 619 } 620 621 static int 622 be_set_phys_id(struct net_device *netdev, 623 enum ethtool_phys_id_state state) 624 { 625 struct be_adapter *adapter = netdev_priv(netdev); 626 627 switch (state) { 628 case ETHTOOL_ID_ACTIVE: 629 be_cmd_get_beacon_state(adapter, adapter->hba_port_num, 630 &adapter->beacon_state); 631 return 1; /* cycle on/off once per second */ 632 633 case ETHTOOL_ID_ON: 634 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 635 BEACON_STATE_ENABLED); 636 break; 637 638 case ETHTOOL_ID_OFF: 639 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 640 BEACON_STATE_DISABLED); 641 break; 642 643 case ETHTOOL_ID_INACTIVE: 644 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 645 adapter->beacon_state); 646 } 647 648 return 0; 649 } 650 651 static bool 652 be_is_wol_supported(struct be_adapter *adapter) 653 { 654 if (!be_physfn(adapter)) 655 return false; 656 else 657 return true; 658 } 659 660 static void 661 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 662 { 663 struct be_adapter *adapter = netdev_priv(netdev); 664 665 if (be_is_wol_supported(adapter)) 666 wol->supported = WAKE_MAGIC; 667 668 if (adapter->wol) 669 wol->wolopts = WAKE_MAGIC; 670 else 671 wol->wolopts = 0; 672 memset(&wol->sopass, 0, sizeof(wol->sopass)); 673 } 674 675 static int 676 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 677 { 678 struct be_adapter *adapter = netdev_priv(netdev); 679 680 if (wol->wolopts & ~WAKE_MAGIC) 681 return -EINVAL; 682 683 if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter)) 684 adapter->wol = true; 685 else 686 adapter->wol = false; 687 688 return 0; 689 } 690 691 static int 692 be_test_ddr_dma(struct be_adapter *adapter) 693 { 694 int ret, i; 695 struct be_dma_mem ddrdma_cmd; 696 static const u64 pattern[2] = { 697 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL 698 }; 699 700 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test); 701 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size, 702 &ddrdma_cmd.dma, GFP_KERNEL); 703 if (!ddrdma_cmd.va) { 704 dev_err(&adapter->pdev->dev, "Memory allocation failure\n"); 705 return -ENOMEM; 706 } 707 708 for (i = 0; i < 2; i++) { 709 ret = be_cmd_ddr_dma_test(adapter, pattern[i], 710 4096, &ddrdma_cmd); 711 if (ret != 0) 712 goto err; 713 } 714 715 err: 716 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va, 717 ddrdma_cmd.dma); 718 return ret; 719 } 720 721 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, 722 u64 *status) 723 { 724 be_cmd_set_loopback(adapter, adapter->hba_port_num, 725 loopback_type, 1); 726 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num, 727 loopback_type, 1500, 728 2, 0xabc); 729 be_cmd_set_loopback(adapter, adapter->hba_port_num, 730 BE_NO_LOOPBACK, 1); 731 return *status; 732 } 733 734 static void 735 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) 736 { 737 struct be_adapter *adapter = netdev_priv(netdev); 738 u8 mac_speed = 0; 739 u16 qos_link_speed = 0; 740 741 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); 742 743 if (test->flags & ETH_TEST_FL_OFFLINE) { 744 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, 745 &data[0]) != 0) { 746 test->flags |= ETH_TEST_FL_FAILED; 747 } 748 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, 749 &data[1]) != 0) { 750 test->flags |= ETH_TEST_FL_FAILED; 751 } 752 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK, 753 &data[2]) != 0) { 754 test->flags |= ETH_TEST_FL_FAILED; 755 } 756 } 757 758 if (be_test_ddr_dma(adapter) != 0) { 759 data[3] = 1; 760 test->flags |= ETH_TEST_FL_FAILED; 761 } 762 763 if (be_cmd_link_status_query(adapter, &mac_speed, 764 &qos_link_speed, NULL, 0) != 0) { 765 test->flags |= ETH_TEST_FL_FAILED; 766 data[4] = -1; 767 } else if (!mac_speed) { 768 test->flags |= ETH_TEST_FL_FAILED; 769 data[4] = 1; 770 } 771 } 772 773 static int 774 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) 775 { 776 struct be_adapter *adapter = netdev_priv(netdev); 777 778 return be_load_fw(adapter, efl->data); 779 } 780 781 static int 782 be_get_eeprom_len(struct net_device *netdev) 783 { 784 struct be_adapter *adapter = netdev_priv(netdev); 785 if (lancer_chip(adapter)) { 786 if (be_physfn(adapter)) 787 return lancer_cmd_get_file_len(adapter, 788 LANCER_VPD_PF_FILE); 789 else 790 return lancer_cmd_get_file_len(adapter, 791 LANCER_VPD_VF_FILE); 792 } else { 793 return BE_READ_SEEPROM_LEN; 794 } 795 } 796 797 static int 798 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, 799 uint8_t *data) 800 { 801 struct be_adapter *adapter = netdev_priv(netdev); 802 struct be_dma_mem eeprom_cmd; 803 struct be_cmd_resp_seeprom_read *resp; 804 int status; 805 806 if (!eeprom->len) 807 return -EINVAL; 808 809 if (lancer_chip(adapter)) { 810 if (be_physfn(adapter)) 811 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE, 812 eeprom->len, data); 813 else 814 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE, 815 eeprom->len, data); 816 } 817 818 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); 819 820 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); 821 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); 822 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size, 823 &eeprom_cmd.dma, GFP_KERNEL); 824 825 if (!eeprom_cmd.va) { 826 dev_err(&adapter->pdev->dev, 827 "Memory allocation failure. Could not read eeprom\n"); 828 return -ENOMEM; 829 } 830 831 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); 832 833 if (!status) { 834 resp = eeprom_cmd.va; 835 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len); 836 } 837 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va, 838 eeprom_cmd.dma); 839 840 return status; 841 } 842 843 const struct ethtool_ops be_ethtool_ops = { 844 .get_settings = be_get_settings, 845 .get_drvinfo = be_get_drvinfo, 846 .get_wol = be_get_wol, 847 .set_wol = be_set_wol, 848 .get_link = ethtool_op_get_link, 849 .get_eeprom_len = be_get_eeprom_len, 850 .get_eeprom = be_read_eeprom, 851 .get_coalesce = be_get_coalesce, 852 .set_coalesce = be_set_coalesce, 853 .get_ringparam = be_get_ringparam, 854 .get_pauseparam = be_get_pauseparam, 855 .set_pauseparam = be_set_pauseparam, 856 .get_strings = be_get_stat_strings, 857 .set_phys_id = be_set_phys_id, 858 .get_sset_count = be_get_sset_count, 859 .get_ethtool_stats = be_get_ethtool_stats, 860 .get_regs_len = be_get_reg_len, 861 .get_regs = be_get_regs, 862 .flash_device = be_do_flash, 863 .self_test = be_self_test, 864 }; 865