1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (C) 2005 - 2016 Broadcom 4 * All rights reserved. 5 * 6 * Contact Information: 7 * linux-drivers@emulex.com 8 * 9 * Emulex 10 * 3333 Susan Street 11 * Costa Mesa, CA 92626 12 */ 13 14 #include "be.h" 15 #include "be_cmds.h" 16 #include <linux/ethtool.h> 17 18 struct be_ethtool_stat { 19 char desc[ETH_GSTRING_LEN]; 20 int type; 21 int size; 22 int offset; 23 }; 24 25 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT}; 26 #define FIELDINFO(_struct, field) sizeof_field(_struct, field), \ 27 offsetof(_struct, field) 28 #define DRVSTAT_TX_INFO(field) #field, DRVSTAT_TX,\ 29 FIELDINFO(struct be_tx_stats, field) 30 #define DRVSTAT_RX_INFO(field) #field, DRVSTAT_RX,\ 31 FIELDINFO(struct be_rx_stats, field) 32 #define DRVSTAT_INFO(field) #field, DRVSTAT,\ 33 FIELDINFO(struct be_drv_stats, field) 34 35 static const struct be_ethtool_stat et_stats[] = { 36 {DRVSTAT_INFO(rx_crc_errors)}, 37 {DRVSTAT_INFO(rx_alignment_symbol_errors)}, 38 {DRVSTAT_INFO(rx_pause_frames)}, 39 {DRVSTAT_INFO(rx_control_frames)}, 40 /* Received packets dropped when the Ethernet length field 41 * is not equal to the actual Ethernet data length. 42 */ 43 {DRVSTAT_INFO(rx_in_range_errors)}, 44 /* Received packets dropped when their length field is >= 1501 bytes 45 * and <= 1535 bytes. 46 */ 47 {DRVSTAT_INFO(rx_out_range_errors)}, 48 /* Received packets dropped when they are longer than 9216 bytes */ 49 {DRVSTAT_INFO(rx_frame_too_long)}, 50 /* Received packets dropped when they don't pass the unicast or 51 * multicast address filtering. 52 */ 53 {DRVSTAT_INFO(rx_address_filtered)}, 54 /* Received packets dropped when IP packet length field is less than 55 * the IP header length field. 56 */ 57 {DRVSTAT_INFO(rx_dropped_too_small)}, 58 /* Received packets dropped when IP length field is greater than 59 * the actual packet length. 60 */ 61 {DRVSTAT_INFO(rx_dropped_too_short)}, 62 /* Received packets dropped when the IP header length field is less 63 * than 5. 64 */ 65 {DRVSTAT_INFO(rx_dropped_header_too_small)}, 66 /* Received packets dropped when the TCP header length field is less 67 * than 5 or the TCP header length + IP header length is more 68 * than IP packet length. 69 */ 70 {DRVSTAT_INFO(rx_dropped_tcp_length)}, 71 {DRVSTAT_INFO(rx_dropped_runt)}, 72 /* Number of received packets dropped when a fifo for descriptors going 73 * into the packet demux block overflows. In normal operation, this 74 * fifo must never overflow. 75 */ 76 {DRVSTAT_INFO(rxpp_fifo_overflow_drop)}, 77 /* Received packets dropped when the RX block runs out of space in 78 * one of its input FIFOs. This could happen due a long burst of 79 * minimum-sized (64b) frames in the receive path. 80 * This counter may also be erroneously incremented rarely. 81 */ 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 {DRVSTAT_INFO(tx_priority_pauseframes)}, 90 /* Received packets dropped when an internal fifo going into 91 * main packet buffer tank (PMEM) overflows. 92 */ 93 {DRVSTAT_INFO(pmem_fifo_overflow_drop)}, 94 {DRVSTAT_INFO(jabber_events)}, 95 /* Received packets dropped due to lack of available HW packet buffers 96 * used to temporarily hold the received packets. 97 */ 98 {DRVSTAT_INFO(rx_drops_no_pbuf)}, 99 /* Received packets dropped due to input receive buffer 100 * descriptor fifo overflowing. 101 */ 102 {DRVSTAT_INFO(rx_drops_no_erx_descr)}, 103 /* Packets dropped because the internal FIFO to the offloaded TCP 104 * receive processing block is full. This could happen only for 105 * offloaded iSCSI or FCoE trarffic. 106 */ 107 {DRVSTAT_INFO(rx_drops_no_tpre_descr)}, 108 /* Received packets dropped when they need more than 8 109 * receive buffers. This cannot happen as the driver configures 110 * 2048 byte receive buffers. 111 */ 112 {DRVSTAT_INFO(rx_drops_too_many_frags)}, 113 {DRVSTAT_INFO(forwarded_packets)}, 114 /* Received packets dropped when the frame length 115 * is more than 9018 bytes 116 */ 117 {DRVSTAT_INFO(rx_drops_mtu)}, 118 /* Number of dma mapping errors */ 119 {DRVSTAT_INFO(dma_map_errors)}, 120 /* Number of packets dropped due to random early drop function */ 121 {DRVSTAT_INFO(eth_red_drops)}, 122 {DRVSTAT_INFO(rx_roce_bytes_lsd)}, 123 {DRVSTAT_INFO(rx_roce_bytes_msd)}, 124 {DRVSTAT_INFO(rx_roce_frames)}, 125 {DRVSTAT_INFO(roce_drops_payload_len)}, 126 {DRVSTAT_INFO(roce_drops_crc)} 127 }; 128 129 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats) 130 131 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts 132 * are first and second members respectively. 133 */ 134 static const struct be_ethtool_stat et_rx_stats[] = { 135 {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */ 136 {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */ 137 {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)}, 138 {DRVSTAT_RX_INFO(rx_compl)}, 139 {DRVSTAT_RX_INFO(rx_compl_err)}, 140 {DRVSTAT_RX_INFO(rx_mcast_pkts)}, 141 /* Number of page allocation failures while posting receive buffers 142 * to HW. 143 */ 144 {DRVSTAT_RX_INFO(rx_post_fail)}, 145 /* Recevied packets dropped due to skb allocation failure */ 146 {DRVSTAT_RX_INFO(rx_drops_no_skbs)}, 147 /* Received packets dropped due to lack of available fetched buffers 148 * posted by the driver. 149 */ 150 {DRVSTAT_RX_INFO(rx_drops_no_frags)} 151 }; 152 153 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats)) 154 155 /* Stats related to multi TX queues: get_stats routine assumes compl is the 156 * first member 157 */ 158 static const struct be_ethtool_stat et_tx_stats[] = { 159 {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */ 160 /* This counter is incremented when the HW encounters an error while 161 * parsing the packet header of an outgoing TX request. This counter is 162 * applicable only for BE2, BE3 and Skyhawk based adapters. 163 */ 164 {DRVSTAT_TX_INFO(tx_hdr_parse_err)}, 165 /* This counter is incremented when an error occurs in the DMA 166 * operation associated with the TX request from the host to the device. 167 */ 168 {DRVSTAT_TX_INFO(tx_dma_err)}, 169 /* This counter is incremented when MAC or VLAN spoof checking is 170 * enabled on the interface and the TX request fails the spoof check 171 * in HW. 172 */ 173 {DRVSTAT_TX_INFO(tx_spoof_check_err)}, 174 /* This counter is incremented when the HW encounters an error while 175 * performing TSO offload. This counter is applicable only for Lancer 176 * adapters. 177 */ 178 {DRVSTAT_TX_INFO(tx_tso_err)}, 179 /* This counter is incremented when the HW detects Q-in-Q style VLAN 180 * tagging in a packet and such tagging is not expected on the outgoing 181 * interface. This counter is applicable only for Lancer adapters. 182 */ 183 {DRVSTAT_TX_INFO(tx_qinq_err)}, 184 /* This counter is incremented when the HW detects parity errors in the 185 * packet data. This counter is applicable only for Lancer adapters. 186 */ 187 {DRVSTAT_TX_INFO(tx_internal_parity_err)}, 188 {DRVSTAT_TX_INFO(tx_sge_err)}, 189 {DRVSTAT_TX_INFO(tx_bytes)}, 190 {DRVSTAT_TX_INFO(tx_pkts)}, 191 {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)}, 192 /* Number of skbs queued for trasmission by the driver */ 193 {DRVSTAT_TX_INFO(tx_reqs)}, 194 /* Number of times the TX queue was stopped due to lack 195 * of spaces in the TXQ. 196 */ 197 {DRVSTAT_TX_INFO(tx_stops)}, 198 /* Pkts dropped in the driver's transmit path */ 199 {DRVSTAT_TX_INFO(tx_drv_drops)} 200 }; 201 202 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats)) 203 204 static const char et_self_tests[][ETH_GSTRING_LEN] = { 205 "MAC Loopback test", 206 "PHY Loopback test", 207 "External Loopback test", 208 "DDR DMA test", 209 "Link test" 210 }; 211 212 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests) 213 #define BE_MAC_LOOPBACK 0x0 214 #define BE_PHY_LOOPBACK 0x1 215 #define BE_ONE_PORT_EXT_LOOPBACK 0x2 216 #define BE_NO_LOOPBACK 0xff 217 218 static void be_get_drvinfo(struct net_device *netdev, 219 struct ethtool_drvinfo *drvinfo) 220 { 221 struct be_adapter *adapter = netdev_priv(netdev); 222 223 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); 224 if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN)) 225 strlcpy(drvinfo->fw_version, adapter->fw_ver, 226 sizeof(drvinfo->fw_version)); 227 else 228 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 229 "%s [%s]", adapter->fw_ver, adapter->fw_on_flash); 230 231 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 232 sizeof(drvinfo->bus_info)); 233 } 234 235 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name) 236 { 237 u32 data_read = 0, eof; 238 u8 addn_status; 239 struct be_dma_mem data_len_cmd; 240 241 memset(&data_len_cmd, 0, sizeof(data_len_cmd)); 242 /* data_offset and data_size should be 0 to get reg len */ 243 lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name, 244 &data_read, &eof, &addn_status); 245 246 return data_read; 247 } 248 249 static int be_get_dump_len(struct be_adapter *adapter) 250 { 251 u32 dump_size = 0; 252 253 if (lancer_chip(adapter)) 254 dump_size = lancer_cmd_get_file_len(adapter, 255 LANCER_FW_DUMP_FILE); 256 else 257 dump_size = adapter->fat_dump_len; 258 259 return dump_size; 260 } 261 262 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name, 263 u32 buf_len, void *buf) 264 { 265 struct be_dma_mem read_cmd; 266 u32 read_len = 0, total_read_len = 0, chunk_size; 267 u32 eof = 0; 268 u8 addn_status; 269 int status = 0; 270 271 read_cmd.size = LANCER_READ_FILE_CHUNK; 272 read_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, read_cmd.size, 273 &read_cmd.dma, GFP_ATOMIC); 274 275 if (!read_cmd.va) { 276 dev_err(&adapter->pdev->dev, 277 "Memory allocation failure while reading dump\n"); 278 return -ENOMEM; 279 } 280 281 while ((total_read_len < buf_len) && !eof) { 282 chunk_size = min_t(u32, (buf_len - total_read_len), 283 LANCER_READ_FILE_CHUNK); 284 chunk_size = ALIGN(chunk_size, 4); 285 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size, 286 total_read_len, file_name, 287 &read_len, &eof, &addn_status); 288 if (!status) { 289 memcpy(buf + total_read_len, read_cmd.va, read_len); 290 total_read_len += read_len; 291 eof &= LANCER_READ_FILE_EOF_MASK; 292 } else { 293 status = -EIO; 294 break; 295 } 296 } 297 dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va, 298 read_cmd.dma); 299 300 return status; 301 } 302 303 static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len, 304 void *buf) 305 { 306 int status = 0; 307 308 if (lancer_chip(adapter)) 309 status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE, 310 dump_len, buf); 311 else 312 status = be_cmd_get_fat_dump(adapter, dump_len, buf); 313 314 return status; 315 } 316 317 static int be_get_coalesce(struct net_device *netdev, 318 struct ethtool_coalesce *et) 319 { 320 struct be_adapter *adapter = netdev_priv(netdev); 321 struct be_aic_obj *aic = &adapter->aic_obj[0]; 322 323 et->rx_coalesce_usecs = aic->prev_eqd; 324 et->rx_coalesce_usecs_high = aic->max_eqd; 325 et->rx_coalesce_usecs_low = aic->min_eqd; 326 327 et->tx_coalesce_usecs = aic->prev_eqd; 328 et->tx_coalesce_usecs_high = aic->max_eqd; 329 et->tx_coalesce_usecs_low = aic->min_eqd; 330 331 et->use_adaptive_rx_coalesce = adapter->aic_enabled; 332 et->use_adaptive_tx_coalesce = adapter->aic_enabled; 333 334 return 0; 335 } 336 337 /* TX attributes are ignored. Only RX attributes are considered 338 * eqd cmd is issued in the worker thread. 339 */ 340 static int be_set_coalesce(struct net_device *netdev, 341 struct ethtool_coalesce *et) 342 { 343 struct be_adapter *adapter = netdev_priv(netdev); 344 struct be_aic_obj *aic = &adapter->aic_obj[0]; 345 struct be_eq_obj *eqo; 346 int i; 347 348 adapter->aic_enabled = et->use_adaptive_rx_coalesce; 349 350 for_all_evt_queues(adapter, eqo, i) { 351 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD); 352 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd); 353 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd); 354 aic->et_eqd = max(aic->et_eqd, aic->min_eqd); 355 aic++; 356 } 357 358 /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled. 359 * When AIC is disabled, persistently force set EQD value via the 360 * FW cmd, so that we don't have to calculate the delay multiplier 361 * encode value each time EQ_DB is rung 362 */ 363 if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter)) 364 be_eqd_update(adapter, true); 365 366 return 0; 367 } 368 369 static void be_get_ethtool_stats(struct net_device *netdev, 370 struct ethtool_stats *stats, uint64_t *data) 371 { 372 struct be_adapter *adapter = netdev_priv(netdev); 373 struct be_rx_obj *rxo; 374 struct be_tx_obj *txo; 375 void *p; 376 unsigned int i, j, base = 0, start; 377 378 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 379 p = (u8 *)&adapter->drv_stats + et_stats[i].offset; 380 data[i] = *(u32 *)p; 381 } 382 base += ETHTOOL_STATS_NUM; 383 384 for_all_rx_queues(adapter, rxo, j) { 385 struct be_rx_stats *stats = rx_stats(rxo); 386 387 do { 388 start = u64_stats_fetch_begin_irq(&stats->sync); 389 data[base] = stats->rx_bytes; 390 data[base + 1] = stats->rx_pkts; 391 } while (u64_stats_fetch_retry_irq(&stats->sync, start)); 392 393 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) { 394 p = (u8 *)stats + et_rx_stats[i].offset; 395 data[base + i] = *(u32 *)p; 396 } 397 base += ETHTOOL_RXSTATS_NUM; 398 } 399 400 for_all_tx_queues(adapter, txo, j) { 401 struct be_tx_stats *stats = tx_stats(txo); 402 403 do { 404 start = u64_stats_fetch_begin_irq(&stats->sync_compl); 405 data[base] = stats->tx_compl; 406 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start)); 407 408 do { 409 start = u64_stats_fetch_begin_irq(&stats->sync); 410 for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) { 411 p = (u8 *)stats + et_tx_stats[i].offset; 412 data[base + i] = 413 (et_tx_stats[i].size == sizeof(u64)) ? 414 *(u64 *)p : *(u32 *)p; 415 } 416 } while (u64_stats_fetch_retry_irq(&stats->sync, start)); 417 base += ETHTOOL_TXSTATS_NUM; 418 } 419 } 420 421 static const char be_priv_flags[][ETH_GSTRING_LEN] = { 422 "disable-tpe-recovery" 423 }; 424 425 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset, 426 uint8_t *data) 427 { 428 struct be_adapter *adapter = netdev_priv(netdev); 429 int i, j; 430 431 switch (stringset) { 432 case ETH_SS_STATS: 433 for (i = 0; i < ETHTOOL_STATS_NUM; i++) { 434 memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN); 435 data += ETH_GSTRING_LEN; 436 } 437 for (i = 0; i < adapter->num_rx_qs; i++) { 438 for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) { 439 sprintf(data, "rxq%d: %s", i, 440 et_rx_stats[j].desc); 441 data += ETH_GSTRING_LEN; 442 } 443 } 444 for (i = 0; i < adapter->num_tx_qs; i++) { 445 for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) { 446 sprintf(data, "txq%d: %s", i, 447 et_tx_stats[j].desc); 448 data += ETH_GSTRING_LEN; 449 } 450 } 451 break; 452 case ETH_SS_TEST: 453 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) { 454 memcpy(data, et_self_tests[i], ETH_GSTRING_LEN); 455 data += ETH_GSTRING_LEN; 456 } 457 break; 458 case ETH_SS_PRIV_FLAGS: 459 for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++) 460 strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]); 461 break; 462 } 463 } 464 465 static int be_get_sset_count(struct net_device *netdev, int stringset) 466 { 467 struct be_adapter *adapter = netdev_priv(netdev); 468 469 switch (stringset) { 470 case ETH_SS_TEST: 471 return ETHTOOL_TESTS_NUM; 472 case ETH_SS_STATS: 473 return ETHTOOL_STATS_NUM + 474 adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM + 475 adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM; 476 case ETH_SS_PRIV_FLAGS: 477 return ARRAY_SIZE(be_priv_flags); 478 default: 479 return -EINVAL; 480 } 481 } 482 483 static u32 be_get_port_type(struct be_adapter *adapter) 484 { 485 u32 port; 486 487 switch (adapter->phy.interface_type) { 488 case PHY_TYPE_BASET_1GB: 489 case PHY_TYPE_BASEX_1GB: 490 case PHY_TYPE_SGMII: 491 port = PORT_TP; 492 break; 493 case PHY_TYPE_SFP_PLUS_10GB: 494 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE) 495 port = PORT_DA; 496 else 497 port = PORT_FIBRE; 498 break; 499 case PHY_TYPE_QSFP: 500 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE) 501 port = PORT_DA; 502 else 503 port = PORT_FIBRE; 504 break; 505 case PHY_TYPE_XFP_10GB: 506 case PHY_TYPE_SFP_1GB: 507 port = PORT_FIBRE; 508 break; 509 case PHY_TYPE_BASET_10GB: 510 port = PORT_TP; 511 break; 512 default: 513 port = PORT_OTHER; 514 } 515 516 return port; 517 } 518 519 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds) 520 { 521 u32 val = 0; 522 523 switch (adapter->phy.interface_type) { 524 case PHY_TYPE_BASET_1GB: 525 case PHY_TYPE_BASEX_1GB: 526 case PHY_TYPE_SGMII: 527 val |= SUPPORTED_TP; 528 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 529 val |= SUPPORTED_1000baseT_Full; 530 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 531 val |= SUPPORTED_100baseT_Full; 532 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS) 533 val |= SUPPORTED_10baseT_Full; 534 break; 535 case PHY_TYPE_KX4_10GB: 536 val |= SUPPORTED_Backplane; 537 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 538 val |= SUPPORTED_1000baseKX_Full; 539 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 540 val |= SUPPORTED_10000baseKX4_Full; 541 break; 542 case PHY_TYPE_KR2_20GB: 543 val |= SUPPORTED_Backplane; 544 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 545 val |= SUPPORTED_10000baseKR_Full; 546 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS) 547 val |= SUPPORTED_20000baseKR2_Full; 548 break; 549 case PHY_TYPE_KR_10GB: 550 val |= SUPPORTED_Backplane | 551 SUPPORTED_10000baseKR_Full; 552 break; 553 case PHY_TYPE_KR4_40GB: 554 val |= SUPPORTED_Backplane; 555 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 556 val |= SUPPORTED_10000baseKR_Full; 557 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) 558 val |= SUPPORTED_40000baseKR4_Full; 559 break; 560 case PHY_TYPE_QSFP: 561 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) { 562 switch (adapter->phy.cable_type) { 563 case QSFP_PLUS_CR4_CABLE: 564 val |= SUPPORTED_40000baseCR4_Full; 565 break; 566 case QSFP_PLUS_LR4_CABLE: 567 val |= SUPPORTED_40000baseLR4_Full; 568 break; 569 default: 570 val |= SUPPORTED_40000baseSR4_Full; 571 break; 572 } 573 } 574 fallthrough; 575 case PHY_TYPE_SFP_PLUS_10GB: 576 case PHY_TYPE_XFP_10GB: 577 case PHY_TYPE_SFP_1GB: 578 val |= SUPPORTED_FIBRE; 579 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 580 val |= SUPPORTED_10000baseT_Full; 581 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 582 val |= SUPPORTED_1000baseT_Full; 583 break; 584 case PHY_TYPE_BASET_10GB: 585 val |= SUPPORTED_TP; 586 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS) 587 val |= SUPPORTED_10000baseT_Full; 588 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS) 589 val |= SUPPORTED_1000baseT_Full; 590 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS) 591 val |= SUPPORTED_100baseT_Full; 592 break; 593 default: 594 val |= SUPPORTED_TP; 595 } 596 597 return val; 598 } 599 600 bool be_pause_supported(struct be_adapter *adapter) 601 { 602 return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB || 603 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ? 604 false : true; 605 } 606 607 static int be_get_link_ksettings(struct net_device *netdev, 608 struct ethtool_link_ksettings *cmd) 609 { 610 struct be_adapter *adapter = netdev_priv(netdev); 611 u8 link_status; 612 u16 link_speed = 0; 613 int status; 614 u32 auto_speeds; 615 u32 fixed_speeds; 616 u32 supported = 0, advertising = 0; 617 618 if (adapter->phy.link_speed < 0) { 619 status = be_cmd_link_status_query(adapter, &link_speed, 620 &link_status, 0); 621 if (!status) 622 be_link_status_update(adapter, link_status); 623 cmd->base.speed = link_speed; 624 625 status = be_cmd_get_phy_info(adapter); 626 if (!status) { 627 auto_speeds = adapter->phy.auto_speeds_supported; 628 fixed_speeds = adapter->phy.fixed_speeds_supported; 629 630 be_cmd_query_cable_type(adapter); 631 632 supported = 633 convert_to_et_setting(adapter, 634 auto_speeds | 635 fixed_speeds); 636 advertising = 637 convert_to_et_setting(adapter, auto_speeds); 638 639 cmd->base.port = be_get_port_type(adapter); 640 641 if (adapter->phy.auto_speeds_supported) { 642 supported |= SUPPORTED_Autoneg; 643 cmd->base.autoneg = AUTONEG_ENABLE; 644 advertising |= ADVERTISED_Autoneg; 645 } 646 647 supported |= SUPPORTED_Pause; 648 if (be_pause_supported(adapter)) 649 advertising |= ADVERTISED_Pause; 650 } else { 651 cmd->base.port = PORT_OTHER; 652 cmd->base.autoneg = AUTONEG_DISABLE; 653 } 654 655 /* Save for future use */ 656 adapter->phy.link_speed = cmd->base.speed; 657 adapter->phy.port_type = cmd->base.port; 658 adapter->phy.autoneg = cmd->base.autoneg; 659 adapter->phy.advertising = advertising; 660 adapter->phy.supported = supported; 661 } else { 662 cmd->base.speed = adapter->phy.link_speed; 663 cmd->base.port = adapter->phy.port_type; 664 cmd->base.autoneg = adapter->phy.autoneg; 665 advertising = adapter->phy.advertising; 666 supported = adapter->phy.supported; 667 } 668 669 cmd->base.duplex = netif_carrier_ok(netdev) ? 670 DUPLEX_FULL : DUPLEX_UNKNOWN; 671 cmd->base.phy_address = adapter->port_num; 672 673 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, 674 supported); 675 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, 676 advertising); 677 678 return 0; 679 } 680 681 static void be_get_ringparam(struct net_device *netdev, 682 struct ethtool_ringparam *ring) 683 { 684 struct be_adapter *adapter = netdev_priv(netdev); 685 686 ring->rx_max_pending = adapter->rx_obj[0].q.len; 687 ring->rx_pending = adapter->rx_obj[0].q.len; 688 ring->tx_max_pending = adapter->tx_obj[0].q.len; 689 ring->tx_pending = adapter->tx_obj[0].q.len; 690 } 691 692 static void 693 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 694 { 695 struct be_adapter *adapter = netdev_priv(netdev); 696 697 be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause); 698 ecmd->autoneg = adapter->phy.fc_autoneg; 699 } 700 701 static int 702 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) 703 { 704 struct be_adapter *adapter = netdev_priv(netdev); 705 int status; 706 707 if (ecmd->autoneg != adapter->phy.fc_autoneg) 708 return -EINVAL; 709 710 status = be_cmd_set_flow_control(adapter, ecmd->tx_pause, 711 ecmd->rx_pause); 712 if (status) { 713 dev_warn(&adapter->pdev->dev, "Pause param set failed\n"); 714 return be_cmd_status(status); 715 } 716 717 adapter->tx_fc = ecmd->tx_pause; 718 adapter->rx_fc = ecmd->rx_pause; 719 return 0; 720 } 721 722 static int be_set_phys_id(struct net_device *netdev, 723 enum ethtool_phys_id_state state) 724 { 725 struct be_adapter *adapter = netdev_priv(netdev); 726 int status = 0; 727 728 switch (state) { 729 case ETHTOOL_ID_ACTIVE: 730 status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num, 731 &adapter->beacon_state); 732 if (status) 733 return be_cmd_status(status); 734 return 1; /* cycle on/off once per second */ 735 736 case ETHTOOL_ID_ON: 737 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 738 0, 0, BEACON_STATE_ENABLED); 739 break; 740 741 case ETHTOOL_ID_OFF: 742 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 743 0, 0, BEACON_STATE_DISABLED); 744 break; 745 746 case ETHTOOL_ID_INACTIVE: 747 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 748 0, 0, adapter->beacon_state); 749 } 750 751 return be_cmd_status(status); 752 } 753 754 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump) 755 { 756 struct be_adapter *adapter = netdev_priv(netdev); 757 struct device *dev = &adapter->pdev->dev; 758 int status; 759 760 if (!lancer_chip(adapter) || 761 !check_privilege(adapter, MAX_PRIVILEGES)) 762 return -EOPNOTSUPP; 763 764 switch (dump->flag) { 765 case LANCER_INITIATE_FW_DUMP: 766 status = lancer_initiate_dump(adapter); 767 if (!status) 768 dev_info(dev, "FW dump initiated successfully\n"); 769 break; 770 case LANCER_DELETE_FW_DUMP: 771 status = lancer_delete_dump(adapter); 772 if (!status) 773 dev_info(dev, "FW dump deleted successfully\n"); 774 break; 775 default: 776 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag); 777 return -EINVAL; 778 } 779 return status; 780 } 781 782 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 783 { 784 struct be_adapter *adapter = netdev_priv(netdev); 785 786 if (adapter->wol_cap & BE_WOL_CAP) { 787 wol->supported |= WAKE_MAGIC; 788 if (adapter->wol_en) 789 wol->wolopts |= WAKE_MAGIC; 790 } else { 791 wol->wolopts = 0; 792 } 793 memset(&wol->sopass, 0, sizeof(wol->sopass)); 794 } 795 796 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 797 { 798 struct be_adapter *adapter = netdev_priv(netdev); 799 struct device *dev = &adapter->pdev->dev; 800 struct be_dma_mem cmd; 801 u8 mac[ETH_ALEN]; 802 bool enable; 803 int status; 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 cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config); 814 cmd.va = dma_alloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL); 815 if (!cmd.va) 816 return -ENOMEM; 817 818 eth_zero_addr(mac); 819 820 enable = wol->wolopts & WAKE_MAGIC; 821 if (enable) 822 ether_addr_copy(mac, adapter->netdev->dev_addr); 823 824 status = be_cmd_enable_magic_wol(adapter, mac, &cmd); 825 if (status) { 826 dev_err(dev, "Could not set Wake-on-lan mac address\n"); 827 status = be_cmd_status(status); 828 goto err; 829 } 830 831 pci_enable_wake(adapter->pdev, PCI_D3hot, enable); 832 pci_enable_wake(adapter->pdev, PCI_D3cold, enable); 833 834 adapter->wol_en = enable ? true : false; 835 836 err: 837 dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma); 838 return status; 839 } 840 841 static int be_test_ddr_dma(struct be_adapter *adapter) 842 { 843 int ret, i; 844 struct be_dma_mem ddrdma_cmd; 845 static const u64 pattern[2] = { 846 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL 847 }; 848 849 ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test); 850 ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, 851 ddrdma_cmd.size, &ddrdma_cmd.dma, 852 GFP_KERNEL); 853 if (!ddrdma_cmd.va) 854 return -ENOMEM; 855 856 for (i = 0; i < 2; i++) { 857 ret = be_cmd_ddr_dma_test(adapter, pattern[i], 858 4096, &ddrdma_cmd); 859 if (ret != 0) 860 goto err; 861 } 862 863 err: 864 dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va, 865 ddrdma_cmd.dma); 866 return be_cmd_status(ret); 867 } 868 869 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, 870 u64 *status) 871 { 872 int ret; 873 874 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num, 875 loopback_type, 1); 876 if (ret) 877 return ret; 878 879 *status = be_cmd_loopback_test(adapter, adapter->hba_port_num, 880 loopback_type, 1500, 2, 0xabc); 881 882 ret = be_cmd_set_loopback(adapter, adapter->hba_port_num, 883 BE_NO_LOOPBACK, 1); 884 if (ret) 885 return ret; 886 887 return *status; 888 } 889 890 static void be_self_test(struct net_device *netdev, struct ethtool_test *test, 891 u64 *data) 892 { 893 struct be_adapter *adapter = netdev_priv(netdev); 894 int status, cnt; 895 u8 link_status = 0; 896 897 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) { 898 dev_err(&adapter->pdev->dev, "Self test not supported\n"); 899 test->flags |= ETH_TEST_FL_FAILED; 900 return; 901 } 902 903 memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); 904 905 /* check link status before offline tests */ 906 link_status = netif_carrier_ok(netdev); 907 908 if (test->flags & ETH_TEST_FL_OFFLINE) { 909 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) 910 test->flags |= ETH_TEST_FL_FAILED; 911 912 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0) 913 test->flags |= ETH_TEST_FL_FAILED; 914 915 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) { 916 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK, 917 &data[2]) != 0) 918 test->flags |= ETH_TEST_FL_FAILED; 919 test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE; 920 } 921 } 922 923 if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) { 924 data[3] = 1; 925 test->flags |= ETH_TEST_FL_FAILED; 926 } 927 928 /* link status was down prior to test */ 929 if (!link_status) { 930 test->flags |= ETH_TEST_FL_FAILED; 931 data[4] = 1; 932 return; 933 } 934 935 for (cnt = 10; cnt; cnt--) { 936 status = be_cmd_link_status_query(adapter, NULL, &link_status, 937 0); 938 if (status) { 939 test->flags |= ETH_TEST_FL_FAILED; 940 data[4] = -1; 941 break; 942 } 943 944 if (link_status) 945 break; 946 947 msleep_interruptible(500); 948 } 949 } 950 951 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) 952 { 953 struct be_adapter *adapter = netdev_priv(netdev); 954 955 return be_load_fw(adapter, efl->data); 956 } 957 958 static int 959 be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump) 960 { 961 struct be_adapter *adapter = netdev_priv(netdev); 962 963 if (!check_privilege(adapter, MAX_PRIVILEGES)) 964 return -EOPNOTSUPP; 965 966 dump->len = be_get_dump_len(adapter); 967 dump->version = 1; 968 dump->flag = 0x1; /* FW dump is enabled */ 969 return 0; 970 } 971 972 static int 973 be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump, 974 void *buf) 975 { 976 struct be_adapter *adapter = netdev_priv(netdev); 977 int status; 978 979 if (!check_privilege(adapter, MAX_PRIVILEGES)) 980 return -EOPNOTSUPP; 981 982 status = be_read_dump_data(adapter, dump->len, buf); 983 return be_cmd_status(status); 984 } 985 986 static int be_get_eeprom_len(struct net_device *netdev) 987 { 988 struct be_adapter *adapter = netdev_priv(netdev); 989 990 if (!check_privilege(adapter, MAX_PRIVILEGES)) 991 return 0; 992 993 if (lancer_chip(adapter)) { 994 if (be_physfn(adapter)) 995 return lancer_cmd_get_file_len(adapter, 996 LANCER_VPD_PF_FILE); 997 else 998 return lancer_cmd_get_file_len(adapter, 999 LANCER_VPD_VF_FILE); 1000 } else { 1001 return BE_READ_SEEPROM_LEN; 1002 } 1003 } 1004 1005 static int be_read_eeprom(struct net_device *netdev, 1006 struct ethtool_eeprom *eeprom, uint8_t *data) 1007 { 1008 struct be_adapter *adapter = netdev_priv(netdev); 1009 struct be_dma_mem eeprom_cmd; 1010 struct be_cmd_resp_seeprom_read *resp; 1011 int status; 1012 1013 if (!eeprom->len) 1014 return -EINVAL; 1015 1016 if (lancer_chip(adapter)) { 1017 if (be_physfn(adapter)) 1018 return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE, 1019 eeprom->len, data); 1020 else 1021 return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE, 1022 eeprom->len, data); 1023 } 1024 1025 eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); 1026 1027 memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); 1028 eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); 1029 eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, 1030 eeprom_cmd.size, &eeprom_cmd.dma, 1031 GFP_KERNEL); 1032 1033 if (!eeprom_cmd.va) 1034 return -ENOMEM; 1035 1036 status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); 1037 1038 if (!status) { 1039 resp = eeprom_cmd.va; 1040 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len); 1041 } 1042 dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va, 1043 eeprom_cmd.dma); 1044 1045 return be_cmd_status(status); 1046 } 1047 1048 static u32 be_get_msg_level(struct net_device *netdev) 1049 { 1050 struct be_adapter *adapter = netdev_priv(netdev); 1051 1052 return adapter->msg_enable; 1053 } 1054 1055 static void be_set_msg_level(struct net_device *netdev, u32 level) 1056 { 1057 struct be_adapter *adapter = netdev_priv(netdev); 1058 1059 if (adapter->msg_enable == level) 1060 return; 1061 1062 if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW)) 1063 if (BEx_chip(adapter)) 1064 be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ? 1065 FW_LOG_LEVEL_DEFAULT : 1066 FW_LOG_LEVEL_FATAL); 1067 adapter->msg_enable = level; 1068 } 1069 1070 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type) 1071 { 1072 u64 data = 0; 1073 1074 switch (flow_type) { 1075 case TCP_V4_FLOW: 1076 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) 1077 data |= RXH_IP_DST | RXH_IP_SRC; 1078 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4) 1079 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1080 break; 1081 case UDP_V4_FLOW: 1082 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4) 1083 data |= RXH_IP_DST | RXH_IP_SRC; 1084 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4) 1085 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1086 break; 1087 case TCP_V6_FLOW: 1088 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) 1089 data |= RXH_IP_DST | RXH_IP_SRC; 1090 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6) 1091 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1092 break; 1093 case UDP_V6_FLOW: 1094 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6) 1095 data |= RXH_IP_DST | RXH_IP_SRC; 1096 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6) 1097 data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 1098 break; 1099 } 1100 1101 return data; 1102 } 1103 1104 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, 1105 u32 *rule_locs) 1106 { 1107 struct be_adapter *adapter = netdev_priv(netdev); 1108 1109 if (!be_multi_rxq(adapter)) { 1110 dev_info(&adapter->pdev->dev, 1111 "ethtool::get_rxnfc: RX flow hashing is disabled\n"); 1112 return -EINVAL; 1113 } 1114 1115 switch (cmd->cmd) { 1116 case ETHTOOL_GRXFH: 1117 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type); 1118 break; 1119 case ETHTOOL_GRXRINGS: 1120 cmd->data = adapter->num_rx_qs; 1121 break; 1122 default: 1123 return -EINVAL; 1124 } 1125 1126 return 0; 1127 } 1128 1129 static int be_set_rss_hash_opts(struct be_adapter *adapter, 1130 struct ethtool_rxnfc *cmd) 1131 { 1132 int status; 1133 u32 rss_flags = adapter->rss_info.rss_flags; 1134 1135 if (cmd->data != L3_RSS_FLAGS && 1136 cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1137 return -EINVAL; 1138 1139 switch (cmd->flow_type) { 1140 case TCP_V4_FLOW: 1141 if (cmd->data == L3_RSS_FLAGS) 1142 rss_flags &= ~RSS_ENABLE_TCP_IPV4; 1143 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1144 rss_flags |= RSS_ENABLE_IPV4 | 1145 RSS_ENABLE_TCP_IPV4; 1146 break; 1147 case TCP_V6_FLOW: 1148 if (cmd->data == L3_RSS_FLAGS) 1149 rss_flags &= ~RSS_ENABLE_TCP_IPV6; 1150 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1151 rss_flags |= RSS_ENABLE_IPV6 | 1152 RSS_ENABLE_TCP_IPV6; 1153 break; 1154 case UDP_V4_FLOW: 1155 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1156 BEx_chip(adapter)) 1157 return -EINVAL; 1158 1159 if (cmd->data == L3_RSS_FLAGS) 1160 rss_flags &= ~RSS_ENABLE_UDP_IPV4; 1161 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1162 rss_flags |= RSS_ENABLE_IPV4 | 1163 RSS_ENABLE_UDP_IPV4; 1164 break; 1165 case UDP_V6_FLOW: 1166 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) && 1167 BEx_chip(adapter)) 1168 return -EINVAL; 1169 1170 if (cmd->data == L3_RSS_FLAGS) 1171 rss_flags &= ~RSS_ENABLE_UDP_IPV6; 1172 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) 1173 rss_flags |= RSS_ENABLE_IPV6 | 1174 RSS_ENABLE_UDP_IPV6; 1175 break; 1176 default: 1177 return -EINVAL; 1178 } 1179 1180 if (rss_flags == adapter->rss_info.rss_flags) 1181 return 0; 1182 1183 status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable, 1184 rss_flags, RSS_INDIR_TABLE_LEN, 1185 adapter->rss_info.rss_hkey); 1186 if (!status) 1187 adapter->rss_info.rss_flags = rss_flags; 1188 1189 return be_cmd_status(status); 1190 } 1191 1192 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 1193 { 1194 struct be_adapter *adapter = netdev_priv(netdev); 1195 int status = 0; 1196 1197 if (!be_multi_rxq(adapter)) { 1198 dev_err(&adapter->pdev->dev, 1199 "ethtool::set_rxnfc: RX flow hashing is disabled\n"); 1200 return -EINVAL; 1201 } 1202 1203 switch (cmd->cmd) { 1204 case ETHTOOL_SRXFH: 1205 status = be_set_rss_hash_opts(adapter, cmd); 1206 break; 1207 default: 1208 return -EINVAL; 1209 } 1210 1211 return status; 1212 } 1213 1214 static void be_get_channels(struct net_device *netdev, 1215 struct ethtool_channels *ch) 1216 { 1217 struct be_adapter *adapter = netdev_priv(netdev); 1218 u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1); 1219 1220 /* num_tx_qs is always same as the number of irqs used for TX */ 1221 ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs); 1222 ch->rx_count = num_rx_irqs - ch->combined_count; 1223 ch->tx_count = adapter->num_tx_qs - ch->combined_count; 1224 1225 ch->max_combined = be_max_qp_irqs(adapter); 1226 /* The user must create atleast one combined channel */ 1227 ch->max_rx = be_max_rx_irqs(adapter) - 1; 1228 ch->max_tx = be_max_tx_irqs(adapter) - 1; 1229 } 1230 1231 static int be_set_channels(struct net_device *netdev, 1232 struct ethtool_channels *ch) 1233 { 1234 struct be_adapter *adapter = netdev_priv(netdev); 1235 int status; 1236 1237 /* we support either only combined channels or a combination of 1238 * combined and either RX-only or TX-only channels. 1239 */ 1240 if (ch->other_count || !ch->combined_count || 1241 (ch->rx_count && ch->tx_count)) 1242 return -EINVAL; 1243 1244 if (ch->combined_count > be_max_qp_irqs(adapter) || 1245 (ch->rx_count && 1246 (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) || 1247 (ch->tx_count && 1248 (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter))) 1249 return -EINVAL; 1250 1251 adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count; 1252 adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count; 1253 1254 status = be_update_queues(adapter); 1255 return be_cmd_status(status); 1256 } 1257 1258 static u32 be_get_rxfh_indir_size(struct net_device *netdev) 1259 { 1260 return RSS_INDIR_TABLE_LEN; 1261 } 1262 1263 static u32 be_get_rxfh_key_size(struct net_device *netdev) 1264 { 1265 return RSS_HASH_KEY_LEN; 1266 } 1267 1268 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey, 1269 u8 *hfunc) 1270 { 1271 struct be_adapter *adapter = netdev_priv(netdev); 1272 int i; 1273 struct rss_info *rss = &adapter->rss_info; 1274 1275 if (indir) { 1276 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) 1277 indir[i] = rss->rss_queue[i]; 1278 } 1279 1280 if (hkey) 1281 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN); 1282 1283 if (hfunc) 1284 *hfunc = ETH_RSS_HASH_TOP; 1285 1286 return 0; 1287 } 1288 1289 static int be_set_rxfh(struct net_device *netdev, const u32 *indir, 1290 const u8 *hkey, const u8 hfunc) 1291 { 1292 int rc = 0, i, j; 1293 struct be_adapter *adapter = netdev_priv(netdev); 1294 u8 rsstable[RSS_INDIR_TABLE_LEN]; 1295 1296 /* We do not allow change in unsupported parameters */ 1297 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) 1298 return -EOPNOTSUPP; 1299 1300 if (indir) { 1301 struct be_rx_obj *rxo; 1302 1303 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) { 1304 j = indir[i]; 1305 rxo = &adapter->rx_obj[j]; 1306 rsstable[i] = rxo->rss_id; 1307 adapter->rss_info.rss_queue[i] = j; 1308 } 1309 } else { 1310 memcpy(rsstable, adapter->rss_info.rsstable, 1311 RSS_INDIR_TABLE_LEN); 1312 } 1313 1314 if (!hkey) 1315 hkey = adapter->rss_info.rss_hkey; 1316 1317 rc = be_cmd_rss_config(adapter, rsstable, 1318 adapter->rss_info.rss_flags, 1319 RSS_INDIR_TABLE_LEN, hkey); 1320 if (rc) { 1321 adapter->rss_info.rss_flags = RSS_ENABLE_NONE; 1322 return -EIO; 1323 } 1324 memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN); 1325 memcpy(adapter->rss_info.rsstable, rsstable, 1326 RSS_INDIR_TABLE_LEN); 1327 return 0; 1328 } 1329 1330 static int be_get_module_info(struct net_device *netdev, 1331 struct ethtool_modinfo *modinfo) 1332 { 1333 struct be_adapter *adapter = netdev_priv(netdev); 1334 u8 page_data[PAGE_DATA_LEN]; 1335 int status; 1336 1337 if (!check_privilege(adapter, MAX_PRIVILEGES)) 1338 return -EOPNOTSUPP; 1339 1340 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 1341 page_data); 1342 if (!status) { 1343 if (!page_data[SFP_PLUS_SFF_8472_COMP]) { 1344 modinfo->type = ETH_MODULE_SFF_8079; 1345 modinfo->eeprom_len = PAGE_DATA_LEN; 1346 } else { 1347 modinfo->type = ETH_MODULE_SFF_8472; 1348 modinfo->eeprom_len = 2 * PAGE_DATA_LEN; 1349 } 1350 } 1351 return be_cmd_status(status); 1352 } 1353 1354 static int be_get_module_eeprom(struct net_device *netdev, 1355 struct ethtool_eeprom *eeprom, u8 *data) 1356 { 1357 struct be_adapter *adapter = netdev_priv(netdev); 1358 int status; 1359 1360 if (!check_privilege(adapter, MAX_PRIVILEGES)) 1361 return -EOPNOTSUPP; 1362 1363 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 1364 data); 1365 if (status) 1366 goto err; 1367 1368 if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) { 1369 status = be_cmd_read_port_transceiver_data(adapter, 1370 TR_PAGE_A2, 1371 data + 1372 PAGE_DATA_LEN); 1373 if (status) 1374 goto err; 1375 } 1376 if (eeprom->offset) 1377 memcpy(data, data + eeprom->offset, eeprom->len); 1378 err: 1379 return be_cmd_status(status); 1380 } 1381 1382 static u32 be_get_priv_flags(struct net_device *netdev) 1383 { 1384 struct be_adapter *adapter = netdev_priv(netdev); 1385 1386 return adapter->priv_flags; 1387 } 1388 1389 static int be_set_priv_flags(struct net_device *netdev, u32 flags) 1390 { 1391 struct be_adapter *adapter = netdev_priv(netdev); 1392 bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY); 1393 bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY); 1394 1395 if (tpe_old != tpe_new) { 1396 if (tpe_new) { 1397 adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY; 1398 dev_info(&adapter->pdev->dev, 1399 "HW error recovery is disabled\n"); 1400 } else { 1401 adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY; 1402 dev_info(&adapter->pdev->dev, 1403 "HW error recovery is enabled\n"); 1404 } 1405 } 1406 1407 return 0; 1408 } 1409 1410 const struct ethtool_ops be_ethtool_ops = { 1411 .supported_coalesce_params = ETHTOOL_COALESCE_USECS | 1412 ETHTOOL_COALESCE_USE_ADAPTIVE | 1413 ETHTOOL_COALESCE_USECS_LOW_HIGH, 1414 .get_drvinfo = be_get_drvinfo, 1415 .get_wol = be_get_wol, 1416 .set_wol = be_set_wol, 1417 .get_link = ethtool_op_get_link, 1418 .get_eeprom_len = be_get_eeprom_len, 1419 .get_eeprom = be_read_eeprom, 1420 .get_coalesce = be_get_coalesce, 1421 .set_coalesce = be_set_coalesce, 1422 .get_ringparam = be_get_ringparam, 1423 .get_pauseparam = be_get_pauseparam, 1424 .set_pauseparam = be_set_pauseparam, 1425 .set_priv_flags = be_set_priv_flags, 1426 .get_priv_flags = be_get_priv_flags, 1427 .get_strings = be_get_stat_strings, 1428 .set_phys_id = be_set_phys_id, 1429 .set_dump = be_set_dump, 1430 .get_msglevel = be_get_msg_level, 1431 .set_msglevel = be_set_msg_level, 1432 .get_sset_count = be_get_sset_count, 1433 .get_ethtool_stats = be_get_ethtool_stats, 1434 .flash_device = be_do_flash, 1435 .self_test = be_self_test, 1436 .get_rxnfc = be_get_rxnfc, 1437 .set_rxnfc = be_set_rxnfc, 1438 .get_rxfh_indir_size = be_get_rxfh_indir_size, 1439 .get_rxfh_key_size = be_get_rxfh_key_size, 1440 .get_rxfh = be_get_rxfh, 1441 .set_rxfh = be_set_rxfh, 1442 .get_dump_flag = be_get_dump_flag, 1443 .get_dump_data = be_get_dump_data, 1444 .get_channels = be_get_channels, 1445 .set_channels = be_set_channels, 1446 .get_module_info = be_get_module_info, 1447 .get_module_eeprom = be_get_module_eeprom, 1448 .get_link_ksettings = be_get_link_ksettings, 1449 }; 1450