1 /* 2 * Copyright (C) 2005 - 2015 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 /* Received packets dropped when the RX block runs out of space in 82 * one of its input FIFOs. This could happen due a long burst of 83 * minimum-sized (64b) frames in the receive path. 84 * This counter may also be erroneously incremented rarely. 85 */ 86 {DRVSTAT_INFO(rx_input_fifo_overflow_drop)}, 87 {DRVSTAT_INFO(rx_ip_checksum_errs)}, 88 {DRVSTAT_INFO(rx_tcp_checksum_errs)}, 89 {DRVSTAT_INFO(rx_udp_checksum_errs)}, 90 {DRVSTAT_INFO(tx_pauseframes)}, 91 {DRVSTAT_INFO(tx_controlframes)}, 92 {DRVSTAT_INFO(rx_priority_pause_frames)}, 93 {DRVSTAT_INFO(tx_priority_pauseframes)}, 94 /* Received packets dropped when an internal fifo going into 95 * main packet buffer tank (PMEM) overflows. 96 */ 97 {DRVSTAT_INFO(pmem_fifo_overflow_drop)}, 98 {DRVSTAT_INFO(jabber_events)}, 99 /* Received packets dropped due to lack of available HW packet buffers 100 * used to temporarily hold the received packets. 101 */ 102 {DRVSTAT_INFO(rx_drops_no_pbuf)}, 103 /* Received packets dropped due to input receive buffer 104 * descriptor fifo overflowing. 105 */ 106 {DRVSTAT_INFO(rx_drops_no_erx_descr)}, 107 /* Packets dropped because the internal FIFO to the offloaded TCP 108 * receive processing block is full. This could happen only for 109 * offloaded iSCSI or FCoE trarffic. 110 */ 111 {DRVSTAT_INFO(rx_drops_no_tpre_descr)}, 112 /* Received packets dropped when they need more than 8 113 * receive buffers. This cannot happen as the driver configures 114 * 2048 byte receive buffers. 115 */ 116 {DRVSTAT_INFO(rx_drops_too_many_frags)}, 117 {DRVSTAT_INFO(forwarded_packets)}, 118 /* Received packets dropped when the frame length 119 * is more than 9018 bytes 120 */ 121 {DRVSTAT_INFO(rx_drops_mtu)}, 122 /* Number of dma mapping errors */ 123 {DRVSTAT_INFO(dma_map_errors)}, 124 /* Number of packets dropped due to random early drop function */ 125 {DRVSTAT_INFO(eth_red_drops)}, 126 {DRVSTAT_INFO(rx_roce_bytes_lsd)}, 127 {DRVSTAT_INFO(rx_roce_bytes_msd)}, 128 {DRVSTAT_INFO(rx_roce_frames)}, 129 {DRVSTAT_INFO(roce_drops_payload_len)}, 130 {DRVSTAT_INFO(roce_drops_crc)} 131 }; 132 133 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats) 134 135 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts 136 * are first and second members respectively. 137 */ 138 static const struct be_ethtool_stat et_rx_stats[] = { 139 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */ 140 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */ 141 {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)}, 142 {DRVSTAT_RX_INFO(rx_compl)}, 143 {DRVSTAT_RX_INFO(rx_compl_err)}, 144 {DRVSTAT_RX_INFO(rx_mcast_pkts)}, 145 /* Number of page allocation failures while posting receive buffers 146 * to HW. 147 */ 148 {DRVSTAT_RX_INFO(rx_post_fail)}, 149 /* Recevied packets dropped due to skb allocation failure */ 150 {DRVSTAT_RX_INFO(rx_drops_no_skbs)}, 151 /* Received packets dropped due to lack of available fetched buffers 152 * posted by the driver. 153 */ 154 {DRVSTAT_RX_INFO(rx_drops_no_frags)} 155 }; 156 157 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats)) 158 159 /* Stats related to multi TX queues: get_stats routine assumes compl is the 160 * first member 161 */ 162 static const struct be_ethtool_stat et_tx_stats[] = { 163 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */ 164 /* This counter is incremented when the HW encounters an error while 165 * parsing the packet header of an outgoing TX request. This counter is 166 * applicable only for BE2, BE3 and Skyhawk based adapters. 167 */ 168 {DRVSTAT_TX_INFO(tx_hdr_parse_err)}, 169 /* This counter is incremented when an error occurs in the DMA 170 * operation associated with the TX request from the host to the device. 171 */ 172 {DRVSTAT_TX_INFO(tx_dma_err)}, 173 /* This counter is incremented when MAC or VLAN spoof checking is 174 * enabled on the interface and the TX request fails the spoof check 175 * in HW. 176 */ 177 {DRVSTAT_TX_INFO(tx_spoof_check_err)}, 178 /* This counter is incremented when the HW encounters an error while 179 * performing TSO offload. This counter is applicable only for Lancer 180 * adapters. 181 */ 182 {DRVSTAT_TX_INFO(tx_tso_err)}, 183 /* This counter is incremented when the HW detects Q-in-Q style VLAN 184 * tagging in a packet and such tagging is not expected on the outgoing 185 * interface. This counter is applicable only for Lancer adapters. 186 */ 187 {DRVSTAT_TX_INFO(tx_qinq_err)}, 188 /* This counter is incremented when the HW detects parity errors in the 189 * packet data. This counter is applicable only for Lancer adapters. 190 */ 191 {DRVSTAT_TX_INFO(tx_internal_parity_err)}, 192 {DRVSTAT_TX_INFO(tx_bytes)}, 193 {DRVSTAT_TX_INFO(tx_pkts)}, 194 {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)}, 195 /* Number of skbs queued for trasmission by the driver */ 196 {DRVSTAT_TX_INFO(tx_reqs)}, 197 /* Number of times the TX queue was stopped due to lack 198 * of spaces in the TXQ. 199 */ 200 {DRVSTAT_TX_INFO(tx_stops)}, 201 /* Pkts dropped in the driver's transmit path */ 202 {DRVSTAT_TX_INFO(tx_drv_drops)} 203 }; 204 205 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats)) 206 207 static const char et_self_tests[][ETH_GSTRING_LEN] = { 208 "MAC Loopback test", 209 "PHY Loopback test", 210 "External Loopback test", 211 "DDR DMA test", 212 "Link test" 213 }; 214 215 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests) 216 #define BE_MAC_LOOPBACK 0x0 217 #define BE_PHY_LOOPBACK 0x1 218 #define BE_ONE_PORT_EXT_LOOPBACK 0x2 219 #define BE_NO_LOOPBACK 0xff 220 221 static void be_get_drvinfo(struct net_device *netdev, 222 struct ethtool_drvinfo *drvinfo) 223 { 224 struct be_adapter *adapter = netdev_priv(netdev); 225 226 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); 227 strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version)); 228 if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN)) 229 strlcpy(drvinfo->fw_version, adapter->fw_ver, 230 sizeof(drvinfo->fw_version)); 231 else 232 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 233 "%s [%s]", adapter->fw_ver, adapter->fw_on_flash); 234 235 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 236 sizeof(drvinfo->bus_info)); 237 drvinfo->testinfo_len = 0; 238 drvinfo->regdump_len = 0; 239 drvinfo->eedump_len = 0; 240 } 241 242 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) 243 { 244 u32 data_read = 0, eof; 245 u8 addn_status; 246 struct be_dma_mem data_len_cmd; 247 int status; 248 249 memset(&data_len_cmd, 0, sizeof(data_len_cmd)); 250 /* data_offset and data_size should be 0 to get reg len */ 251 status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, 252 file_name, &data_read, &eof, 253 &addn_status); 254 255 return data_read; 256 } 257 258 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, 259 u32 buf_len, void *buf) 260 { 261 struct be_dma_mem read_cmd; 262 u32 read_len = 0, total_read_len = 0, chunk_size; 263 u32 eof = 0; 264 u8 addn_status; 265 int status = 0; 266 267 read_cmd.size = LANCER_READ_FILE_CHUNK; 268 read_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, read_cmd.size, 269 &read_cmd.dma, GFP_ATOMIC); 270 271 if (!read_cmd.va) { 272 dev_err(&adapter->pdev->dev, 273 "Memory allocation failure while reading dump\n"); 274 return -ENOMEM; 275 } 276 277 while ((total_read_len < buf_len) && !eof) { 278 chunk_size = min_t(u32, (buf_len - total_read_len), 279 LANCER_READ_FILE_CHUNK); 280 chunk_size = ALIGN(chunk_size, 4); 281 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size, 282 total_read_len, file_name, 283 &read_len, &eof, &addn_status); 284 if (!status) { 285 memcpy(buf + total_read_len, read_cmd.va, read_len); 286 total_read_len += read_len; 287 eof &= LANCER_READ_FILE_EOF_MASK; 288 } else { 289 status = -EIO; 290 break; 291 } 292 } 293 dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va, 294 read_cmd.dma); 295 296 return status; 297 } 298 299 static int be_get_reg_len(struct net_device *netdev) 300 { 301 struct be_adapter *adapter = netdev_priv(netdev); 302 u32 log_size = 0; 303 304 if (!check_privilege(adapter, MAX_PRIVILEGES)) 305 return 0; 306 307 if (be_physfn(adapter)) { 308 if (lancer_chip(adapter)) 309 log_size = lancer_cmd_get_file_len(adapter, 310 LANCER_FW_DUMP_FILE); 311 else 312 be_cmd_get_reg_len(adapter, &log_size); 313 } 314 return log_size; 315 } 316 317 static void 318 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf) 319 { 320 struct be_adapter *adapter = netdev_priv(netdev); 321 322 if (be_physfn(adapter)) { 323 memset(buf, 0, regs->len); 324 if (lancer_chip(adapter)) 325 lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE, 326 regs->len, buf); 327 else 328 be_cmd_get_regs(adapter, regs->len, buf); 329 } 330 } 331 332 static int be_get_coalesce(struct net_device *netdev, 333 struct ethtool_coalesce *et) 334 { 335 struct be_adapter *adapter = netdev_priv(netdev); 336 struct be_aic_obj *aic = &adapter->aic_obj[0]; 337 338 et->rx_coalesce_usecs = aic->prev_eqd; 339 et->rx_coalesce_usecs_high = aic->max_eqd; 340 et->rx_coalesce_usecs_low = aic->min_eqd; 341 342 et->tx_coalesce_usecs = aic->prev_eqd; 343 et->tx_coalesce_usecs_high = aic->max_eqd; 344 et->tx_coalesce_usecs_low = aic->min_eqd; 345 346 et->use_adaptive_rx_coalesce = aic->enable; 347 et->use_adaptive_tx_coalesce = aic->enable; 348 349 return 0; 350 } 351 352 /* TX attributes are ignored. Only RX attributes are considered 353 * eqd cmd is issued in the worker thread. 354 */ 355 static int be_set_coalesce(struct net_device *netdev, 356 struct ethtool_coalesce *et) 357 { 358 struct be_adapter *adapter = netdev_priv(netdev); 359 struct be_aic_obj *aic = &adapter->aic_obj[0]; 360 struct be_eq_obj *eqo; 361 int i; 362 363 for_all_evt_queues(adapter, eqo, i) { 364 aic->enable = et->use_adaptive_rx_coalesce; 365 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD); 366 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd); 367 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd); 368 aic->et_eqd = max(aic->et_eqd, aic->min_eqd); 369 aic++; 370 } 371 372 /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled. 373 * When AIC is disabled, persistently force set EQD value via the 374 * FW cmd, so that we don't have to calculate the delay multiplier 375 * encode value each time EQ_DB is rung 376 */ 377 if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter)) 378 be_eqd_update(adapter, true); 379 380 return 0; 381 } 382 383 static void be_get_ethtool_stats(struct net_device *netdev, 384 struct ethtool_stats *stats, uint64_t *data) 385 { 386 struct be_adapter *adapter = netdev_priv(netdev); 387 struct be_rx_obj *rxo; 388 struct be_tx_obj *txo; 389 void *p; 390 unsigned int i, j, base = 0, start; 391 392 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 393 p = (u8 *)&adapter->drv_stats + et_stats[i].offset; 394 data[i] = *(u32 *)p; 395 } 396 base += ETHTOOL_STATS_NUM; 397 398 for_all_rx_queues(adapter, rxo, j) { 399 struct be_rx_stats *stats = rx_stats(rxo); 400 401 do { 402 start = u64_stats_fetch_begin_irq(&stats->sync); 403 data[base] = stats->rx_bytes; 404 data[base + 1] = stats->rx_pkts; 405 } while (u64_stats_fetch_retry_irq(&stats->sync, start)); 406 407 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) { 408 p = (u8 *)stats + et_rx_stats[i].offset; 409 data[base + i] = *(u32 *)p; 410 } 411 base += ETHTOOL_RXSTATS_NUM; 412 } 413 414 for_all_tx_queues(adapter, txo, j) { 415 struct be_tx_stats *stats = tx_stats(txo); 416 417 do { 418 start = u64_stats_fetch_begin_irq(&stats->sync_compl); 419 data[base] = stats->tx_compl; 420 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start)); 421 422 do { 423 start = u64_stats_fetch_begin_irq(&stats->sync); 424 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) { 425 p = (u8 *)stats + et_tx_stats[i].offset; 426 data[base + i] = 427 (et_tx_stats[i].size == sizeof(u64)) ? 428 *(u64 *)p : *(u32 *)p; 429 } 430 } while (u64_stats_fetch_retry_irq(&stats->sync, start)); 431 base += ETHTOOL_TXSTATS_NUM; 432 } 433 } 434 435 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset, 436 uint8_t *data) 437 { 438 struct be_adapter *adapter = netdev_priv(netdev); 439 int i, j; 440 441 switch (stringset) { 442 case ETH_SS_STATS: 443 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 444 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN); 445 data += ETH_GSTRING_LEN; 446 } 447 for (i = 0; i < adapter->num_rx_qs; i++) { 448 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) { 449 sprintf(data, "rxq%d: %s", i, 450 et_rx_stats[j].desc); 451 data += ETH_GSTRING_LEN; 452 } 453 } 454 for (i = 0; i < adapter->num_tx_qs; i++) { 455 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) { 456 sprintf(data, "txq%d: %s", i, 457 et_tx_stats[j].desc); 458 data += ETH_GSTRING_LEN; 459 } 460 } 461 break; 462 case ETH_SS_TEST: 463 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) { 464 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN); 465 data += ETH_GSTRING_LEN; 466 } 467 break; 468 } 469 } 470 471 static int be_get_sset_count(struct net_device *netdev, int stringset) 472 { 473 struct be_adapter *adapter = netdev_priv(netdev); 474 475 switch (stringset) { 476 case ETH_SS_TEST: 477 return ETHTOOL_TESTS_NUM; 478 case ETH_SS_STATS: 479 return ETHTOOL_STATS_NUM + 480 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM + 481 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM; 482 default: 483 return -EINVAL; 484 } 485 } 486 487 static u32 be_get_port_type(struct be_adapter *adapter) 488 { 489 u32 port; 490 491 switch (adapter->phy.interface_type) { 492 case PHY_TYPE_BASET_1GB: 493 case PHY_TYPE_BASEX_1GB: 494 case PHY_TYPE_SGMII: 495 port = PORT_TP; 496 break; 497 case PHY_TYPE_SFP_PLUS_10GB: 498 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE) 499 port = PORT_DA; 500 else 501 port = PORT_FIBRE; 502 break; 503 case PHY_TYPE_QSFP: 504 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE) 505 port = PORT_DA; 506 else 507 port = PORT_FIBRE; 508 break; 509 case PHY_TYPE_XFP_10GB: 510 case PHY_TYPE_SFP_1GB: 511 port = PORT_FIBRE; 512 break; 513 case PHY_TYPE_BASET_10GB: 514 port = PORT_TP; 515 break; 516 default: 517 port = PORT_OTHER; 518 } 519 520 return port; 521 } 522 523 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds) 524 { 525 u32 val = 0; 526 527 switch (adapter->phy.interface_type) { 528 case PHY_TYPE_BASET_1GB: 529 case PHY_TYPE_BASEX_1GB: 530 case PHY_TYPE_SGMII: 531 val |= SUPPORTED_TP; 532 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 533 val |= SUPPORTED_1000baseT_Full; 534 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 535 val |= SUPPORTED_100baseT_Full; 536 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS) 537 val |= SUPPORTED_10baseT_Full; 538 break; 539 case PHY_TYPE_KX4_10GB: 540 val |= SUPPORTED_Backplane; 541 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 542 val |= SUPPORTED_1000baseKX_Full; 543 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 544 val |= SUPPORTED_10000baseKX4_Full; 545 break; 546 case PHY_TYPE_KR2_20GB: 547 val |= SUPPORTED_Backplane; 548 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 549 val |= SUPPORTED_10000baseKR_Full; 550 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS) 551 val |= SUPPORTED_20000baseKR2_Full; 552 break; 553 case PHY_TYPE_KR_10GB: 554 val |= SUPPORTED_Backplane | 555 SUPPORTED_10000baseKR_Full; 556 break; 557 case PHY_TYPE_KR4_40GB: 558 val |= SUPPORTED_Backplane; 559 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 560 val |= SUPPORTED_10000baseKR_Full; 561 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) 562 val |= SUPPORTED_40000baseKR4_Full; 563 break; 564 case PHY_TYPE_QSFP: 565 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) { 566 switch (adapter->phy.cable_type) { 567 case QSFP_PLUS_CR4_CABLE: 568 val |= SUPPORTED_40000baseCR4_Full; 569 break; 570 case QSFP_PLUS_LR4_CABLE: 571 val |= SUPPORTED_40000baseLR4_Full; 572 break; 573 default: 574 val |= SUPPORTED_40000baseSR4_Full; 575 break; 576 } 577 } 578 case PHY_TYPE_SFP_PLUS_10GB: 579 case PHY_TYPE_XFP_10GB: 580 case PHY_TYPE_SFP_1GB: 581 val |= SUPPORTED_FIBRE; 582 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 583 val |= SUPPORTED_10000baseT_Full; 584 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 585 val |= SUPPORTED_1000baseT_Full; 586 break; 587 case PHY_TYPE_BASET_10GB: 588 val |= SUPPORTED_TP; 589 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 590 val |= SUPPORTED_10000baseT_Full; 591 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 592 val |= SUPPORTED_1000baseT_Full; 593 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 594 val |= SUPPORTED_100baseT_Full; 595 break; 596 default: 597 val |= SUPPORTED_TP; 598 } 599 600 return val; 601 } 602 603 bool be_pause_supported(struct be_adapter *adapter) 604 { 605 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB || 606 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ? 607 false : true; 608 } 609 610 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) 611 { 612 struct be_adapter *adapter = netdev_priv(netdev); 613 u8 link_status; 614 u16 link_speed = 0; 615 int status; 616 u32 auto_speeds; 617 u32 fixed_speeds; 618 619 if (adapter->phy.link_speed < 0) { 620 status = be_cmd_link_status_query(adapter, &link_speed, 621 &link_status, 0); 622 if (!status) 623 be_link_status_update(adapter, link_status); 624 ethtool_cmd_speed_set(ecmd, link_speed); 625 626 status = be_cmd_get_phy_info(adapter); 627 if (!status) { 628 auto_speeds = adapter->phy.auto_speeds_supported; 629 fixed_speeds = adapter->phy.fixed_speeds_supported; 630 631 be_cmd_query_cable_type(adapter); 632 633 ecmd->supported = 634 convert_to_et_setting(adapter, 635 auto_speeds | 636 fixed_speeds); 637 ecmd->advertising = 638 convert_to_et_setting(adapter, auto_speeds); 639 640 ecmd->port = be_get_port_type(adapter); 641 642 if (adapter->phy.auto_speeds_supported) { 643 ecmd->supported |= SUPPORTED_Autoneg; 644 ecmd->autoneg = AUTONEG_ENABLE; 645 ecmd->advertising |= ADVERTISED_Autoneg; 646 } 647 648 ecmd->supported |= SUPPORTED_Pause; 649 if (be_pause_supported(adapter)) 650 ecmd->advertising |= ADVERTISED_Pause; 651 652 switch (adapter->phy.interface_type) { 653 case PHY_TYPE_KR_10GB: 654 case PHY_TYPE_KX4_10GB: 655 ecmd->transceiver = XCVR_INTERNAL; 656 break; 657 default: 658 ecmd->transceiver = XCVR_EXTERNAL; 659 break; 660 } 661 } else { 662 ecmd->port = PORT_OTHER; 663 ecmd->autoneg = AUTONEG_DISABLE; 664 ecmd->transceiver = XCVR_DUMMY1; 665 } 666 667 /* Save for future use */ 668 adapter->phy.link_speed = ethtool_cmd_speed(ecmd); 669 adapter->phy.port_type = ecmd->port; 670 adapter->phy.transceiver = ecmd->transceiver; 671 adapter->phy.autoneg = ecmd->autoneg; 672 adapter->phy.advertising = ecmd->advertising; 673 adapter->phy.supported = ecmd->supported; 674 } else { 675 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed); 676 ecmd->port = adapter->phy.port_type; 677 ecmd->transceiver = adapter->phy.transceiver; 678 ecmd->autoneg = adapter->phy.autoneg; 679 ecmd->advertising = adapter->phy.advertising; 680 ecmd->supported = adapter->phy.supported; 681 } 682 683 ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN; 684 ecmd->phy_address = adapter->port_num; 685 686 return 0; 687 } 688 689 static void be_get_ringparam(struct net_device *netdev, 690 struct ethtool_ringparam *ring) 691 { 692 struct be_adapter *adapter = netdev_priv(netdev); 693 694 ring->rx_max_pending = adapter->rx_obj[0].q.len; 695 ring->rx_pending = adapter->rx_obj[0].q.len; 696 ring->tx_max_pending = adapter->tx_obj[0].q.len; 697 ring->tx_pending = adapter->tx_obj[0].q.len; 698 } 699 700 static void 701 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 702 { 703 struct be_adapter *adapter = netdev_priv(netdev); 704 705 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause); 706 ecmd->autoneg = adapter->phy.fc_autoneg; 707 } 708 709 static int 710 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 711 { 712 struct be_adapter *adapter = netdev_priv(netdev); 713 int status; 714 715 if (ecmd->autoneg != adapter->phy.fc_autoneg) 716 return -EINVAL; 717 718 status = be_cmd_set_flow_control(adapter, ecmd->tx_pause, 719 ecmd->rx_pause); 720 if (status) { 721 dev_warn(&adapter->pdev->dev, "Pause param set failed\n"); 722 return be_cmd_status(status); 723 } 724 725 adapter->tx_fc = ecmd->tx_pause; 726 adapter->rx_fc = ecmd->rx_pause; 727 return 0; 728 } 729 730 static int be_set_phys_id(struct net_device *netdev, 731 enum ethtool_phys_id_state state) 732 { 733 struct be_adapter *adapter = netdev_priv(netdev); 734 735 switch (state) { 736 case ETHTOOL_ID_ACTIVE: 737 be_cmd_get_beacon_state(adapter, adapter->hba_port_num, 738 &adapter->beacon_state); 739 return 1; /* cycle on/off once per second */ 740 741 case ETHTOOL_ID_ON: 742 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 743 BEACON_STATE_ENABLED); 744 break; 745 746 case ETHTOOL_ID_OFF: 747 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 748 BEACON_STATE_DISABLED); 749 break; 750 751 case ETHTOOL_ID_INACTIVE: 752 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0, 753 adapter->beacon_state); 754 } 755 756 return 0; 757 } 758 759 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump) 760 { 761 struct be_adapter *adapter = netdev_priv(netdev); 762 struct device *dev = &adapter->pdev->dev; 763 int status; 764 765 if (!lancer_chip(adapter) || 766 !check_privilege(adapter, MAX_PRIVILEGES)) 767 return -EOPNOTSUPP; 768 769 switch (dump->flag) { 770 case LANCER_INITIATE_FW_DUMP: 771 status = lancer_initiate_dump(adapter); 772 if (!status) 773 dev_info(dev, "FW dump initiated successfully\n"); 774 break; 775 case LANCER_DELETE_FW_DUMP: 776 status = lancer_delete_dump(adapter); 777 if (!status) 778 dev_info(dev, "FW dump deleted successfully\n"); 779 break; 780 default: 781 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag); 782 return -EINVAL; 783 } 784 return status; 785 } 786 787 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 788 { 789 struct be_adapter *adapter = netdev_priv(netdev); 790 791 if (adapter->wol_cap & BE_WOL_CAP) { 792 wol->supported |= WAKE_MAGIC; 793 if (adapter->wol_en) 794 wol->wolopts |= WAKE_MAGIC; 795 } else { 796 wol->wolopts = 0; 797 } 798 memset(&wol->sopass, 0, sizeof(wol->sopass)); 799 } 800 801 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 802 { 803 struct be_adapter *adapter = netdev_priv(netdev); 804 805 if (wol->wolopts & ~WAKE_MAGIC) 806 return -EOPNOTSUPP; 807 808 if (!(adapter->wol_cap & BE_WOL_CAP)) { 809 dev_warn(&adapter->pdev->dev, "WOL not supported\n"); 810 return -EOPNOTSUPP; 811 } 812 813 if (wol->wolopts & WAKE_MAGIC) 814 adapter->wol_en = true; 815 else 816 adapter->wol_en = false; 817 818 return 0; 819 } 820 821 static int be_test_ddr_dma(struct be_adapter *adapter) 822 { 823 int ret, i; 824 struct be_dma_mem ddrdma_cmd; 825 static const u64 pattern[2] = { 826 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL 827 }; 828 829 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test); 830 ddrdma_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 831 ddrdma_cmd.size, &ddrdma_cmd.dma, 832 GFP_KERNEL); 833 if (!ddrdma_cmd.va) 834 return -ENOMEM; 835 836 for (i = 0; i < 2; i++) { 837 ret = be_cmd_ddr_dma_test(adapter, pattern[i], 838 4096, &ddrdma_cmd); 839 if (ret != 0) 840 goto err; 841 } 842 843 err: 844 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va, 845 ddrdma_cmd.dma); 846 return be_cmd_status(ret); 847 } 848 849 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, 850 u64 *status) 851 { 852 int ret; 853 854 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num, 855 loopback_type, 1); 856 if (ret) 857 return ret; 858 859 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num, 860 loopback_type, 1500, 2, 0xabc); 861 862 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num, 863 BE_NO_LOOPBACK, 1); 864 if (ret) 865 return ret; 866 867 return *status; 868 } 869 870 static void be_self_test(struct net_device *netdev, struct ethtool_test *test, 871 u64 *data) 872 { 873 struct be_adapter *adapter = netdev_priv(netdev); 874 int status; 875 u8 link_status = 0; 876 877 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) { 878 dev_err(&adapter->pdev->dev, "Self test not supported\n"); 879 test->flags |= ETH_TEST_FL_FAILED; 880 return; 881 } 882 883 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); 884 885 if (test->flags & ETH_TEST_FL_OFFLINE) { 886 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) 887 test->flags |= ETH_TEST_FL_FAILED; 888 889 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0) 890 test->flags |= ETH_TEST_FL_FAILED; 891 892 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) { 893 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK, 894 &data[2]) != 0) 895 test->flags |= ETH_TEST_FL_FAILED; 896 test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE; 897 } 898 } 899 900 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) { 901 data[3] = 1; 902 test->flags |= ETH_TEST_FL_FAILED; 903 } 904 905 status = be_cmd_link_status_query(adapter, NULL, &link_status, 0); 906 if (status) { 907 test->flags |= ETH_TEST_FL_FAILED; 908 data[4] = -1; 909 } else if (!link_status) { 910 test->flags |= ETH_TEST_FL_FAILED; 911 data[4] = 1; 912 } 913 } 914 915 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) 916 { 917 struct be_adapter *adapter = netdev_priv(netdev); 918 919 return be_load_fw(adapter, efl->data); 920 } 921 922 static int be_get_eeprom_len(struct net_device *netdev) 923 { 924 struct be_adapter *adapter = netdev_priv(netdev); 925 926 if (!check_privilege(adapter, MAX_PRIVILEGES)) 927 return 0; 928 929 if (lancer_chip(adapter)) { 930 if (be_physfn(adapter)) 931 return lancer_cmd_get_file_len(adapter, 932 LANCER_VPD_PF_FILE); 933 else 934 return lancer_cmd_get_file_len(adapter, 935 LANCER_VPD_VF_FILE); 936 } else { 937 return BE_READ_SEEPROM_LEN; 938 } 939 } 940 941 static int be_read_eeprom(struct net_device *netdev, 942 struct ethtool_eeprom *eeprom, uint8_t *data) 943 { 944 struct be_adapter *adapter = netdev_priv(netdev); 945 struct be_dma_mem eeprom_cmd; 946 struct be_cmd_resp_seeprom_read *resp; 947 int status; 948 949 if (!eeprom->len) 950 return -EINVAL; 951 952 if (lancer_chip(adapter)) { 953 if (be_physfn(adapter)) 954 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE, 955 eeprom->len, data); 956 else 957 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE, 958 eeprom->len, data); 959 } 960 961 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); 962 963 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); 964 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); 965 eeprom_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 966 eeprom_cmd.size, &eeprom_cmd.dma, 967 GFP_KERNEL); 968 969 if (!eeprom_cmd.va) 970 return -ENOMEM; 971 972 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); 973 974 if (!status) { 975 resp = eeprom_cmd.va; 976 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len); 977 } 978 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va, 979 eeprom_cmd.dma); 980 981 return be_cmd_status(status); 982 } 983 984 static u32 be_get_msg_level(struct net_device *netdev) 985 { 986 struct be_adapter *adapter = netdev_priv(netdev); 987 988 return adapter->msg_enable; 989 } 990 991 static void be_set_msg_level(struct net_device *netdev, u32 level) 992 { 993 struct be_adapter *adapter = netdev_priv(netdev); 994 995 if (adapter->msg_enable == level) 996 return; 997 998 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW)) 999 if (BEx_chip(adapter)) 1000 be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ? 1001 FW_LOG_LEVEL_DEFAULT : 1002 FW_LOG_LEVEL_FATAL); 1003 adapter->msg_enable = level; 1004 } 1005 1006 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type) 1007 { 1008 u64 data = 0; 1009 1010 switch (flow_type) { 1011 case TCP_V4_FLOW: 1012 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) 1013 data |= RXH_IP_DST | RXH_IP_SRC; 1014 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4) 1015 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1016 break; 1017 case UDP_V4_FLOW: 1018 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) 1019 data |= RXH_IP_DST | RXH_IP_SRC; 1020 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4) 1021 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1022 break; 1023 case TCP_V6_FLOW: 1024 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) 1025 data |= RXH_IP_DST | RXH_IP_SRC; 1026 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6) 1027 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1028 break; 1029 case UDP_V6_FLOW: 1030 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) 1031 data |= RXH_IP_DST | RXH_IP_SRC; 1032 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6) 1033 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1034 break; 1035 } 1036 1037 return data; 1038 } 1039 1040 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, 1041 u32 *rule_locs) 1042 { 1043 struct be_adapter *adapter = netdev_priv(netdev); 1044 1045 if (!be_multi_rxq(adapter)) { 1046 dev_info(&adapter->pdev->dev, 1047 "ethtool::get_rxnfc: RX flow hashing is disabled\n"); 1048 return -EINVAL; 1049 } 1050 1051 switch (cmd->cmd) { 1052 case ETHTOOL_GRXFH: 1053 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type); 1054 break; 1055 case ETHTOOL_GRXRINGS: 1056 cmd->data = adapter->num_rx_qs - 1; 1057 break; 1058 default: 1059 return -EINVAL; 1060 } 1061 1062 return 0; 1063 } 1064 1065 static int be_set_rss_hash_opts(struct be_adapter *adapter, 1066 struct ethtool_rxnfc *cmd) 1067 { 1068 struct be_rx_obj *rxo; 1069 int status = 0, i, j; 1070 u8 rsstable[128]; 1071 u32 rss_flags = adapter->rss_info.rss_flags; 1072 1073 if (cmd->data != L3_RSS_FLAGS && 1074 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1075 return -EINVAL; 1076 1077 switch (cmd->flow_type) { 1078 case TCP_V4_FLOW: 1079 if (cmd->data == L3_RSS_FLAGS) 1080 rss_flags &= ~RSS_ENABLE_TCP_IPV4; 1081 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1082 rss_flags |= RSS_ENABLE_IPV4 | 1083 RSS_ENABLE_TCP_IPV4; 1084 break; 1085 case TCP_V6_FLOW: 1086 if (cmd->data == L3_RSS_FLAGS) 1087 rss_flags &= ~RSS_ENABLE_TCP_IPV6; 1088 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1089 rss_flags |= RSS_ENABLE_IPV6 | 1090 RSS_ENABLE_TCP_IPV6; 1091 break; 1092 case UDP_V4_FLOW: 1093 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1094 BEx_chip(adapter)) 1095 return -EINVAL; 1096 1097 if (cmd->data == L3_RSS_FLAGS) 1098 rss_flags &= ~RSS_ENABLE_UDP_IPV4; 1099 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1100 rss_flags |= RSS_ENABLE_IPV4 | 1101 RSS_ENABLE_UDP_IPV4; 1102 break; 1103 case UDP_V6_FLOW: 1104 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1105 BEx_chip(adapter)) 1106 return -EINVAL; 1107 1108 if (cmd->data == L3_RSS_FLAGS) 1109 rss_flags &= ~RSS_ENABLE_UDP_IPV6; 1110 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1111 rss_flags |= RSS_ENABLE_IPV6 | 1112 RSS_ENABLE_UDP_IPV6; 1113 break; 1114 default: 1115 return -EINVAL; 1116 } 1117 1118 if (rss_flags == adapter->rss_info.rss_flags) 1119 return status; 1120 1121 if (be_multi_rxq(adapter)) { 1122 for (j = 0; j < 128; j += adapter->num_rss_qs) { 1123 for_all_rss_queues(adapter, rxo, i) { 1124 if ((j + i) >= 128) 1125 break; 1126 rsstable[j + i] = rxo->rss_id; 1127 } 1128 } 1129 } 1130 1131 status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable, 1132 rss_flags, 128, adapter->rss_info.rss_hkey); 1133 if (!status) 1134 adapter->rss_info.rss_flags = rss_flags; 1135 1136 return be_cmd_status(status); 1137 } 1138 1139 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 1140 { 1141 struct be_adapter *adapter = netdev_priv(netdev); 1142 int status = 0; 1143 1144 if (!be_multi_rxq(adapter)) { 1145 dev_err(&adapter->pdev->dev, 1146 "ethtool::set_rxnfc: RX flow hashing is disabled\n"); 1147 return -EINVAL; 1148 } 1149 1150 switch (cmd->cmd) { 1151 case ETHTOOL_SRXFH: 1152 status = be_set_rss_hash_opts(adapter, cmd); 1153 break; 1154 default: 1155 return -EINVAL; 1156 } 1157 1158 return status; 1159 } 1160 1161 static void be_get_channels(struct net_device *netdev, 1162 struct ethtool_channels *ch) 1163 { 1164 struct be_adapter *adapter = netdev_priv(netdev); 1165 1166 ch->combined_count = adapter->num_evt_qs; 1167 ch->max_combined = be_max_qs(adapter); 1168 } 1169 1170 static int be_set_channels(struct net_device *netdev, 1171 struct ethtool_channels *ch) 1172 { 1173 struct be_adapter *adapter = netdev_priv(netdev); 1174 int status; 1175 1176 if (ch->rx_count || ch->tx_count || ch->other_count || 1177 !ch->combined_count || ch->combined_count > be_max_qs(adapter)) 1178 return -EINVAL; 1179 1180 adapter->cfg_num_qs = ch->combined_count; 1181 1182 status = be_update_queues(adapter); 1183 return be_cmd_status(status); 1184 } 1185 1186 static u32 be_get_rxfh_indir_size(struct net_device *netdev) 1187 { 1188 return RSS_INDIR_TABLE_LEN; 1189 } 1190 1191 static u32 be_get_rxfh_key_size(struct net_device *netdev) 1192 { 1193 return RSS_HASH_KEY_LEN; 1194 } 1195 1196 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey, 1197 u8 *hfunc) 1198 { 1199 struct be_adapter *adapter = netdev_priv(netdev); 1200 int i; 1201 struct rss_info *rss = &adapter->rss_info; 1202 1203 if (indir) { 1204 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) 1205 indir[i] = rss->rss_queue[i]; 1206 } 1207 1208 if (hkey) 1209 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN); 1210 1211 if (hfunc) 1212 *hfunc = ETH_RSS_HASH_TOP; 1213 1214 return 0; 1215 } 1216 1217 static int be_set_rxfh(struct net_device *netdev, const u32 *indir, 1218 const u8 *hkey, const u8 hfunc) 1219 { 1220 int rc = 0, i, j; 1221 struct be_adapter *adapter = netdev_priv(netdev); 1222 u8 rsstable[RSS_INDIR_TABLE_LEN]; 1223 1224 /* We do not allow change in unsupported parameters */ 1225 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) 1226 return -EOPNOTSUPP; 1227 1228 if (indir) { 1229 struct be_rx_obj *rxo; 1230 1231 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) { 1232 j = indir[i]; 1233 rxo = &adapter->rx_obj[j]; 1234 rsstable[i] = rxo->rss_id; 1235 adapter->rss_info.rss_queue[i] = j; 1236 } 1237 } else { 1238 memcpy(rsstable, adapter->rss_info.rsstable, 1239 RSS_INDIR_TABLE_LEN); 1240 } 1241 1242 if (!hkey) 1243 hkey = adapter->rss_info.rss_hkey; 1244 1245 rc = be_cmd_rss_config(adapter, rsstable, 1246 adapter->rss_info.rss_flags, 1247 RSS_INDIR_TABLE_LEN, hkey); 1248 if (rc) { 1249 adapter->rss_info.rss_flags = RSS_ENABLE_NONE; 1250 return -EIO; 1251 } 1252 memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN); 1253 memcpy(adapter->rss_info.rsstable, rsstable, 1254 RSS_INDIR_TABLE_LEN); 1255 return 0; 1256 } 1257 1258 static int be_get_module_info(struct net_device *netdev, 1259 struct ethtool_modinfo *modinfo) 1260 { 1261 struct be_adapter *adapter = netdev_priv(netdev); 1262 u8 page_data[PAGE_DATA_LEN]; 1263 int status; 1264 1265 if (!check_privilege(adapter, MAX_PRIVILEGES)) 1266 return -EOPNOTSUPP; 1267 1268 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 1269 page_data); 1270 if (!status) { 1271 if (!page_data[SFP_PLUS_SFF_8472_COMP]) { 1272 modinfo->type = ETH_MODULE_SFF_8079; 1273 modinfo->eeprom_len = PAGE_DATA_LEN; 1274 } else { 1275 modinfo->type = ETH_MODULE_SFF_8472; 1276 modinfo->eeprom_len = 2 * PAGE_DATA_LEN; 1277 } 1278 } 1279 return be_cmd_status(status); 1280 } 1281 1282 static int be_get_module_eeprom(struct net_device *netdev, 1283 struct ethtool_eeprom *eeprom, u8 *data) 1284 { 1285 struct be_adapter *adapter = netdev_priv(netdev); 1286 int status; 1287 1288 if (!check_privilege(adapter, MAX_PRIVILEGES)) 1289 return -EOPNOTSUPP; 1290 1291 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 1292 data); 1293 if (status) 1294 goto err; 1295 1296 if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) { 1297 status = be_cmd_read_port_transceiver_data(adapter, 1298 TR_PAGE_A2, 1299 data + 1300 PAGE_DATA_LEN); 1301 if (status) 1302 goto err; 1303 } 1304 if (eeprom->offset) 1305 memcpy(data, data + eeprom->offset, eeprom->len); 1306 err: 1307 return be_cmd_status(status); 1308 } 1309 1310 const struct ethtool_ops be_ethtool_ops = { 1311 .get_settings = be_get_settings, 1312 .get_drvinfo = be_get_drvinfo, 1313 .get_wol = be_get_wol, 1314 .set_wol = be_set_wol, 1315 .get_link = ethtool_op_get_link, 1316 .get_eeprom_len = be_get_eeprom_len, 1317 .get_eeprom = be_read_eeprom, 1318 .get_coalesce = be_get_coalesce, 1319 .set_coalesce = be_set_coalesce, 1320 .get_ringparam = be_get_ringparam, 1321 .get_pauseparam = be_get_pauseparam, 1322 .set_pauseparam = be_set_pauseparam, 1323 .get_strings = be_get_stat_strings, 1324 .set_phys_id = be_set_phys_id, 1325 .set_dump = be_set_dump, 1326 .get_msglevel = be_get_msg_level, 1327 .set_msglevel = be_set_msg_level, 1328 .get_sset_count = be_get_sset_count, 1329 .get_ethtool_stats = be_get_ethtool_stats, 1330 .get_regs_len = be_get_reg_len, 1331 .get_regs = be_get_regs, 1332 .flash_device = be_do_flash, 1333 .self_test = be_self_test, 1334 .get_rxnfc = be_get_rxnfc, 1335 .set_rxnfc = be_set_rxnfc, 1336 .get_rxfh_indir_size = be_get_rxfh_indir_size, 1337 .get_rxfh_key_size = be_get_rxfh_key_size, 1338 .get_rxfh = be_get_rxfh, 1339 .set_rxfh = be_set_rxfh, 1340 .get_channels = be_get_channels, 1341 .set_channels = be_set_channels, 1342 .get_module_info = be_get_module_info, 1343 .get_module_eeprom = be_get_module_eeprom 1344 }; 1345