drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * QLogic qlcnic NIC Driver
   4  * Copyright (c) 2009-2013 QLogic Corporation
   5  */
   6
   7 #include <linux/types.h>
   8 #include <linux/delay.h>
   9 #include <linux/pci.h>
  10 #include <linux/io.h>
  11 #include <linux/netdevice.h>
  12 #include <linux/ethtool.h>
  13
  14 #include "qlcnic.h"
  15
  16 struct qlcnic_stats {
  17         char stat_string[ETH_GSTRING_LEN];
  18         int sizeof_stat;
  19         int stat_offset;
  20 };
  21
  22 #define QLC_SIZEOF(m) sizeof_field(struct qlcnic_adapter, m)
  23 #define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
  24 static const u32 qlcnic_fw_dump_level[] = {
  25         0x3, 0x7, 0xf, 0x1f, 0x3f, 0x7f, 0xff
  26 };
  27
  28 static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
  29         {"xmit_on", QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
  30         {"xmit_off", QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
  31         {"xmit_called", QLC_SIZEOF(stats.xmitcalled),
  32          QLC_OFF(stats.xmitcalled)},
  33         {"xmit_finished", QLC_SIZEOF(stats.xmitfinished),
  34          QLC_OFF(stats.xmitfinished)},
  35         {"tx dma map error", QLC_SIZEOF(stats.tx_dma_map_error),
  36          QLC_OFF(stats.tx_dma_map_error)},
  37         {"tx_bytes", QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)},
  38         {"tx_dropped", QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
  39         {"rx dma map error", QLC_SIZEOF(stats.rx_dma_map_error),
  40          QLC_OFF(stats.rx_dma_map_error)},
  41         {"rx_pkts", QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
  42         {"rx_bytes", QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
  43         {"rx_dropped", QLC_SIZEOF(stats.rxdropped), QLC_OFF(stats.rxdropped)},
  44         {"null rxbuf", QLC_SIZEOF(stats.null_rxbuf), QLC_OFF(stats.null_rxbuf)},
  45         {"csummed", QLC_SIZEOF(stats.csummed), QLC_OFF(stats.csummed)},
  46         {"lro_pkts", QLC_SIZEOF(stats.lro_pkts), QLC_OFF(stats.lro_pkts)},
  47         {"lrobytes", QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
  48         {"lso_frames", QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
  49         {"encap_lso_frames", QLC_SIZEOF(stats.encap_lso_frames),
  50          QLC_OFF(stats.encap_lso_frames)},
  51         {"encap_tx_csummed", QLC_SIZEOF(stats.encap_tx_csummed),
  52          QLC_OFF(stats.encap_tx_csummed)},
  53         {"encap_rx_csummed", QLC_SIZEOF(stats.encap_rx_csummed),
  54          QLC_OFF(stats.encap_rx_csummed)},
  55         {"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure),
  56          QLC_OFF(stats.skb_alloc_failure)},
  57         {"mac_filter_limit_overrun", QLC_SIZEOF(stats.mac_filter_limit_overrun),
  58          QLC_OFF(stats.mac_filter_limit_overrun)},
  59         {"spurious intr", QLC_SIZEOF(stats.spurious_intr),
  60          QLC_OFF(stats.spurious_intr)},
  61         {"mbx spurious intr", QLC_SIZEOF(stats.mbx_spurious_intr),
  62          QLC_OFF(stats.mbx_spurious_intr)},
  63 };
  64
  65 static const char qlcnic_device_gstrings_stats[][ETH_GSTRING_LEN] = {
  66         "tx unicast frames",
  67         "tx multicast frames",
  68         "tx broadcast frames",
  69         "tx dropped frames",
  70         "tx errors",
  71         "tx local frames",
  72         "tx numbytes",
  73         "rx unicast frames",
  74         "rx multicast frames",
  75         "rx broadcast frames",
  76         "rx dropped frames",
  77         "rx errors",
  78         "rx local frames",
  79         "rx numbytes",
  80 };
  81
  82 static const char qlcnic_83xx_tx_stats_strings[][ETH_GSTRING_LEN] = {
  83         "ctx_tx_bytes",
  84         "ctx_tx_pkts",
  85         "ctx_tx_errors",
  86         "ctx_tx_dropped_pkts",
  87         "ctx_tx_num_buffers",
  88 };
  89
  90 static const char qlcnic_83xx_mac_stats_strings[][ETH_GSTRING_LEN] = {
  91         "mac_tx_frames",
  92         "mac_tx_bytes",
  93         "mac_tx_mcast_pkts",
  94         "mac_tx_bcast_pkts",
  95         "mac_tx_pause_cnt",
  96         "mac_tx_ctrl_pkt",
  97         "mac_tx_lt_64b_pkts",
  98         "mac_tx_lt_127b_pkts",
  99         "mac_tx_lt_255b_pkts",
 100         "mac_tx_lt_511b_pkts",
 101         "mac_tx_lt_1023b_pkts",
 102         "mac_tx_lt_1518b_pkts",
 103         "mac_tx_gt_1518b_pkts",
 104         "mac_rx_frames",
 105         "mac_rx_bytes",
 106         "mac_rx_mcast_pkts",
 107         "mac_rx_bcast_pkts",
 108         "mac_rx_pause_cnt",
 109         "mac_rx_ctrl_pkt",
 110         "mac_rx_lt_64b_pkts",
 111         "mac_rx_lt_127b_pkts",
 112         "mac_rx_lt_255b_pkts",
 113         "mac_rx_lt_511b_pkts",
 114         "mac_rx_lt_1023b_pkts",
 115         "mac_rx_lt_1518b_pkts",
 116         "mac_rx_gt_1518b_pkts",
 117         "mac_rx_length_error",
 118         "mac_rx_length_small",
 119         "mac_rx_length_large",
 120         "mac_rx_jabber",
 121         "mac_rx_dropped",
 122         "mac_crc_error",
 123         "mac_align_error",
 124         "eswitch_frames",
 125         "eswitch_bytes",
 126         "eswitch_multicast_frames",
 127         "eswitch_broadcast_frames",
 128         "eswitch_unicast_frames",
 129         "eswitch_error_free_frames",
 130         "eswitch_error_free_bytes",
 131 };
 132
 133 #define QLCNIC_STATS_LEN        ARRAY_SIZE(qlcnic_gstrings_stats)
 134
 135 static const char qlcnic_tx_queue_stats_strings[][ETH_GSTRING_LEN] = {
 136         "xmit_on",
 137         "xmit_off",
 138         "xmit_called",
 139         "xmit_finished",
 140         "tx_bytes",
 141 };
 142
 143 #define QLCNIC_TX_STATS_LEN     ARRAY_SIZE(qlcnic_tx_queue_stats_strings)
 144
 145 static const char qlcnic_83xx_rx_stats_strings[][ETH_GSTRING_LEN] = {
 146         "ctx_rx_bytes",
 147         "ctx_rx_pkts",
 148         "ctx_lro_pkt_cnt",
 149         "ctx_ip_csum_error",
 150         "ctx_rx_pkts_wo_ctx",
 151         "ctx_rx_pkts_drop_wo_sds_on_card",
 152         "ctx_rx_pkts_drop_wo_sds_on_host",
 153         "ctx_rx_osized_pkts",
 154         "ctx_rx_pkts_dropped_wo_rds",
 155         "ctx_rx_unexpected_mcast_pkts",
 156         "ctx_invalid_mac_address",
 157         "ctx_rx_rds_ring_prim_attempted",
 158         "ctx_rx_rds_ring_prim_success",
 159         "ctx_num_lro_flows_added",
 160         "ctx_num_lro_flows_removed",
 161         "ctx_num_lro_flows_active",
 162         "ctx_pkts_dropped_unknown",
 163 };
 164
 165 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
 166         "Register_Test_on_offline",
 167         "Link_Test_on_offline",
 168         "Interrupt_Test_offline",
 169         "Internal_Loopback_offline",
 170         "External_Loopback_offline",
 171         "EEPROM_Test_offline"
 172 };
 173
 174 #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
 175
 176 static inline int qlcnic_82xx_statistics(struct qlcnic_adapter *adapter)
 177 {
 178         return ARRAY_SIZE(qlcnic_gstrings_stats) +
 179                ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
 180                QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
 181 }
 182
 183 static inline int qlcnic_83xx_statistics(struct qlcnic_adapter *adapter)
 184 {
 185         return ARRAY_SIZE(qlcnic_gstrings_stats) +
 186                ARRAY_SIZE(qlcnic_83xx_tx_stats_strings) +
 187                ARRAY_SIZE(qlcnic_83xx_mac_stats_strings) +
 188                ARRAY_SIZE(qlcnic_83xx_rx_stats_strings) +
 189                QLCNIC_TX_STATS_LEN * adapter->drv_tx_rings;
 190 }
 191
 192 static int qlcnic_dev_statistics_len(struct qlcnic_adapter *adapter)
 193 {
 194         int len = -1;
 195
 196         if (qlcnic_82xx_check(adapter)) {
 197                 len = qlcnic_82xx_statistics(adapter);
 198                 if (adapter->flags & QLCNIC_ESWITCH_ENABLED)
 199                         len += ARRAY_SIZE(qlcnic_device_gstrings_stats);
 200         } else if (qlcnic_83xx_check(adapter)) {
 201                 len = qlcnic_83xx_statistics(adapter);
 202         }
 203
 204         return len;
 205 }
 206
 207 #define QLCNIC_TX_INTR_NOT_CONFIGURED   0X78563412
 208
 209 #define QLCNIC_MAX_EEPROM_LEN   1024
 210
 211 static const u32 diag_registers[] = {
 212         QLCNIC_CMDPEG_STATE,
 213         QLCNIC_RCVPEG_STATE,
 214         QLCNIC_FW_CAPABILITIES,
 215         QLCNIC_CRB_DRV_ACTIVE,
 216         QLCNIC_CRB_DEV_STATE,
 217         QLCNIC_CRB_DRV_STATE,
 218         QLCNIC_CRB_DRV_SCRATCH,
 219         QLCNIC_CRB_DEV_PARTITION_INFO,
 220         QLCNIC_CRB_DRV_IDC_VER,
 221         QLCNIC_PEG_ALIVE_COUNTER,
 222         QLCNIC_PEG_HALT_STATUS1,
 223         QLCNIC_PEG_HALT_STATUS2,
 224         -1
 225 };
 226
 227
 228 static const u32 ext_diag_registers[] = {
 229         CRB_XG_STATE_P3P,
 230         ISR_INT_STATE_REG,
 231         QLCNIC_CRB_PEG_NET_0+0x3c,
 232         QLCNIC_CRB_PEG_NET_1+0x3c,
 233         QLCNIC_CRB_PEG_NET_2+0x3c,
 234         QLCNIC_CRB_PEG_NET_4+0x3c,
 235         -1
 236 };
 237
 238 #define QLCNIC_MGMT_API_VERSION 3
 239 #define QLCNIC_ETHTOOL_REGS_VER 4
 240
 241 static inline int qlcnic_get_ring_regs_len(struct qlcnic_adapter *adapter)
 242 {
 243         int ring_regs_cnt = (adapter->drv_tx_rings * 5) +
 244                             (adapter->max_rds_rings * 2) +
 245                             (adapter->drv_sds_rings * 3) + 5;
 246         return ring_regs_cnt * sizeof(u32);
 247 }
 248
 249 static int qlcnic_get_regs_len(struct net_device *dev)
 250 {
 251         struct qlcnic_adapter *adapter = netdev_priv(dev);
 252         u32 len;
 253
 254         if (qlcnic_83xx_check(adapter))
 255                 len = qlcnic_83xx_get_regs_len(adapter);
 256         else
 257                 len = sizeof(ext_diag_registers) + sizeof(diag_registers);
 258
 259         len += ((QLCNIC_DEV_INFO_SIZE + 2) * sizeof(u32));
 260         len += qlcnic_get_ring_regs_len(adapter);
 261         return len;
 262 }
 263
 264 static int qlcnic_get_eeprom_len(struct net_device *dev)
 265 {
 266         return QLCNIC_FLASH_TOTAL_SIZE;
 267 }
 268
 269 static void
 270 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 271 {
 272         struct qlcnic_adapter *adapter = netdev_priv(dev);
 273         u32 fw_major, fw_minor, fw_build;
 274         fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
 275         fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
 276         fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
 277         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 278                 "%d.%d.%d", fw_major, fw_minor, fw_build);
 279
 280         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 281                 sizeof(drvinfo->bus_info));
 282         strlcpy(drvinfo->driver, qlcnic_driver_name, sizeof(drvinfo->driver));
 283         strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID,
 284                 sizeof(drvinfo->version));
 285 }
 286
 287 static int qlcnic_82xx_get_link_ksettings(struct qlcnic_adapter *adapter,
 288                                           struct ethtool_link_ksettings *ecmd)
 289 {
 290         struct qlcnic_hardware_context *ahw = adapter->ahw;
 291         u32 speed, reg;
 292         int check_sfp_module = 0, err = 0;
 293         u16 pcifn = ahw->pci_func;
 294         u32 supported, advertising;
 295
 296         /* read which mode */
 297         if (adapter->ahw->port_type == QLCNIC_GBE) {
 298                 supported = (SUPPORTED_10baseT_Half |
 299                                    SUPPORTED_10baseT_Full |
 300                                    SUPPORTED_100baseT_Half |
 301                                    SUPPORTED_100baseT_Full |
 302                                    SUPPORTED_1000baseT_Half |
 303                                    SUPPORTED_1000baseT_Full);
 304
 305                 advertising = (ADVERTISED_100baseT_Half |
 306                                      ADVERTISED_100baseT_Full |
 307                                      ADVERTISED_1000baseT_Half |
 308                                      ADVERTISED_1000baseT_Full);
 309
 310                 ecmd->base.speed = adapter->ahw->link_speed;
 311                 ecmd->base.duplex = adapter->ahw->link_duplex;
 312                 ecmd->base.autoneg = adapter->ahw->link_autoneg;
 313
 314         } else if (adapter->ahw->port_type == QLCNIC_XGBE) {
 315                 u32 val = 0;
 316                 val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR, &err);
 317
 318                 if (val == QLCNIC_PORT_MODE_802_3_AP) {
 319                         supported = SUPPORTED_1000baseT_Full;
 320                         advertising = ADVERTISED_1000baseT_Full;
 321                 } else {
 322                         supported = SUPPORTED_10000baseT_Full;
 323                         advertising = ADVERTISED_10000baseT_Full;
 324                 }
 325
 326                 if (netif_running(adapter->netdev) && ahw->has_link_events) {
 327                         if (ahw->linkup) {
 328                                 reg = QLCRD32(adapter,
 329                                               P3P_LINK_SPEED_REG(pcifn), &err);
 330                                 speed = P3P_LINK_SPEED_VAL(pcifn, reg);
 331                                 ahw->link_speed = speed * P3P_LINK_SPEED_MHZ;
 332                         }
 333
 334                         ecmd->base.speed = ahw->link_speed;
 335                         ecmd->base.autoneg = ahw->link_autoneg;
 336                         ecmd->base.duplex = ahw->link_duplex;
 337                         goto skip;
 338                 }
 339
 340                 ecmd->base.speed = SPEED_UNKNOWN;
 341                 ecmd->base.duplex = DUPLEX_UNKNOWN;
 342                 ecmd->base.autoneg = AUTONEG_DISABLE;
 343         } else
 344                 return -EIO;
 345
 346 skip:
 347         ecmd->base.phy_address = adapter->ahw->physical_port;
 348
 349         switch (adapter->ahw->board_type) {
 350         case QLCNIC_BRDTYPE_P3P_REF_QG:
 351         case QLCNIC_BRDTYPE_P3P_4_GB:
 352         case QLCNIC_BRDTYPE_P3P_4_GB_MM:
 353                 supported |= SUPPORTED_Autoneg;
 354                 advertising |= ADVERTISED_Autoneg;
 355                 fallthrough;
 356         case QLCNIC_BRDTYPE_P3P_10G_CX4:
 357         case QLCNIC_BRDTYPE_P3P_10G_CX4_LP:
 358         case QLCNIC_BRDTYPE_P3P_10000_BASE_T:
 359                 supported |= SUPPORTED_TP;
 360                 advertising |= ADVERTISED_TP;
 361                 ecmd->base.port = PORT_TP;
 362                 ecmd->base.autoneg =  adapter->ahw->link_autoneg;
 363                 break;
 364         case QLCNIC_BRDTYPE_P3P_IMEZ:
 365         case QLCNIC_BRDTYPE_P3P_XG_LOM:
 366         case QLCNIC_BRDTYPE_P3P_HMEZ:
 367                 supported |= SUPPORTED_MII;
 368                 advertising |= ADVERTISED_MII;
 369                 ecmd->base.port = PORT_MII;
 370                 ecmd->base.autoneg = AUTONEG_DISABLE;
 371                 break;
 372         case QLCNIC_BRDTYPE_P3P_10G_SFP_PLUS:
 373         case QLCNIC_BRDTYPE_P3P_10G_SFP_CT:
 374         case QLCNIC_BRDTYPE_P3P_10G_SFP_QT:
 375                 advertising |= ADVERTISED_TP;
 376                 supported |= SUPPORTED_TP;
 377                 check_sfp_module = netif_running(adapter->netdev) &&
 378                                    ahw->has_link_events;
 379                 fallthrough;
 380         case QLCNIC_BRDTYPE_P3P_10G_XFP:
 381                 supported |= SUPPORTED_FIBRE;
 382                 advertising |= ADVERTISED_FIBRE;
 383                 ecmd->base.port = PORT_FIBRE;
 384                 ecmd->base.autoneg = AUTONEG_DISABLE;
 385                 break;
 386         case QLCNIC_BRDTYPE_P3P_10G_TP:
 387                 if (adapter->ahw->port_type == QLCNIC_XGBE) {
 388                         ecmd->base.autoneg = AUTONEG_DISABLE;
 389                         supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 390                         advertising |=
 391                                 (ADVERTISED_FIBRE | ADVERTISED_TP);
 392                         ecmd->base.port = PORT_FIBRE;
 393                         check_sfp_module = netif_running(adapter->netdev) &&
 394                                            ahw->has_link_events;
 395                 } else {
 396                         ecmd->base.autoneg = AUTONEG_ENABLE;
 397                         supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 398                         advertising |=
 399                                 (ADVERTISED_TP | ADVERTISED_Autoneg);
 400                         ecmd->base.port = PORT_TP;
 401                 }
 402                 break;
 403         default:
 404                 dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
 405                         adapter->ahw->board_type);
 406                 return -EIO;
 407         }
 408
 409         if (check_sfp_module) {
 410                 switch (adapter->ahw->module_type) {
 411                 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 412                 case LINKEVENT_MODULE_OPTICAL_SRLR:
 413                 case LINKEVENT_MODULE_OPTICAL_LRM:
 414                 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 415                         ecmd->base.port = PORT_FIBRE;
 416                         break;
 417                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 418                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 419                 case LINKEVENT_MODULE_TWINAX:
 420                         ecmd->base.port = PORT_TP;
 421                         break;
 422                 default:
 423                         ecmd->base.port = PORT_OTHER;
 424                 }
 425         }
 426
 427         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported,
 428                                                 supported);
 429         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising,
 430                                                 advertising);
 431
 432         return 0;
 433 }
 434
 435 static int qlcnic_get_link_ksettings(struct net_device *dev,
 436                                      struct ethtool_link_ksettings *ecmd)
 437 {
 438         struct qlcnic_adapter *adapter = netdev_priv(dev);
 439
 440         if (qlcnic_82xx_check(adapter))
 441                 return qlcnic_82xx_get_link_ksettings(adapter, ecmd);
 442         else if (qlcnic_83xx_check(adapter))
 443                 return qlcnic_83xx_get_link_ksettings(adapter, ecmd);
 444
 445         return -EIO;
 446 }
 447
 448
 449 static int qlcnic_set_port_config(struct qlcnic_adapter *adapter,
 450                                   const struct ethtool_link_ksettings *ecmd)
 451 {
 452         u32 ret = 0, config = 0;
 453         /* read which mode */
 454         if (ecmd->base.duplex)
 455                 config |= 0x1;
 456
 457         if (ecmd->base.autoneg)
 458                 config |= 0x2;
 459
 460         switch (ecmd->base.speed) {
 461         case SPEED_10:
 462                 config |= (0 << 8);
 463                 break;
 464         case SPEED_100:
 465                 config |= (1 << 8);
 466                 break;
 467         case SPEED_1000:
 468                 config |= (10 << 8);
 469                 break;
 470         default:
 471                 return -EIO;
 472         }
 473
 474         ret = qlcnic_fw_cmd_set_port(adapter, config);
 475
 476         if (ret == QLCNIC_RCODE_NOT_SUPPORTED)
 477                 return -EOPNOTSUPP;
 478         else if (ret)
 479                 return -EIO;
 480         return ret;
 481 }
 482
 483 static int qlcnic_set_link_ksettings(struct net_device *dev,
 484                                      const struct ethtool_link_ksettings *ecmd)
 485 {
 486         u32 ret = 0;
 487         struct qlcnic_adapter *adapter = netdev_priv(dev);
 488
 489         if (qlcnic_83xx_check(adapter))
 490                 qlcnic_83xx_get_port_type(adapter);
 491
 492         if (adapter->ahw->port_type != QLCNIC_GBE)
 493                 return -EOPNOTSUPP;
 494
 495         if (qlcnic_83xx_check(adapter))
 496                 ret = qlcnic_83xx_set_link_ksettings(adapter, ecmd);
 497         else
 498                 ret = qlcnic_set_port_config(adapter, ecmd);
 499
 500         if (!ret)
 501                 return ret;
 502
 503         adapter->ahw->link_speed = ecmd->base.speed;
 504         adapter->ahw->link_duplex = ecmd->base.duplex;
 505         adapter->ahw->link_autoneg = ecmd->base.autoneg;
 506
 507         if (!netif_running(dev))
 508                 return 0;
 509
 510         dev->netdev_ops->ndo_stop(dev);
 511         return dev->netdev_ops->ndo_open(dev);
 512 }
 513
 514 static int qlcnic_82xx_get_registers(struct qlcnic_adapter *adapter,
 515                                      u32 *regs_buff)
 516 {
 517         int i, j = 0, err = 0;
 518
 519         for (i = QLCNIC_DEV_INFO_SIZE + 1; diag_registers[j] != -1; j++, i++)
 520                 regs_buff[i] = QLC_SHARED_REG_RD32(adapter, diag_registers[j]);
 521         j = 0;
 522         while (ext_diag_registers[j] != -1)
 523                 regs_buff[i++] = QLCRD32(adapter, ext_diag_registers[j++],
 524                                          &err);
 525         return i;
 526 }
 527
 528 static void
 529 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 530 {
 531         struct qlcnic_adapter *adapter = netdev_priv(dev);
 532         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 533         struct qlcnic_host_sds_ring *sds_ring;
 534         struct qlcnic_host_rds_ring *rds_rings;
 535         struct qlcnic_host_tx_ring *tx_ring;
 536         u32 *regs_buff = p;
 537         int ring, i = 0;
 538
 539         memset(p, 0, qlcnic_get_regs_len(dev));
 540
 541         regs->version = (QLCNIC_ETHTOOL_REGS_VER << 24) |
 542                 (adapter->ahw->revision_id << 16) | (adapter->pdev)->device;
 543
 544         regs_buff[0] = (0xcafe0000 | (QLCNIC_DEV_INFO_SIZE & 0xffff));
 545         regs_buff[1] = QLCNIC_MGMT_API_VERSION;
 546
 547         if (adapter->ahw->capabilities & QLC_83XX_ESWITCH_CAPABILITY)
 548                 regs_buff[2] = adapter->ahw->max_vnic_func;
 549
 550         if (qlcnic_82xx_check(adapter))
 551                 i = qlcnic_82xx_get_registers(adapter, regs_buff);
 552         else
 553                 i = qlcnic_83xx_get_registers(adapter, regs_buff);
 554
 555         if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
 556                 return;
 557
 558         /* Marker btw regs and TX ring count */
 559         regs_buff[i++] = 0xFFEFCDAB;
 560
 561         regs_buff[i++] = adapter->drv_tx_rings; /* No. of TX ring */
 562         for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
 563                 tx_ring = &adapter->tx_ring[ring];
 564                 regs_buff[i++] = le32_to_cpu(*(tx_ring->hw_consumer));
 565                 regs_buff[i++] = tx_ring->sw_consumer;
 566                 regs_buff[i++] = readl(tx_ring->crb_cmd_producer);
 567                 regs_buff[i++] = tx_ring->producer;
 568                 if (tx_ring->crb_intr_mask)
 569                         regs_buff[i++] = readl(tx_ring->crb_intr_mask);
 570                 else
 571                         regs_buff[i++] = QLCNIC_TX_INTR_NOT_CONFIGURED;
 572         }
 573
 574         regs_buff[i++] = adapter->max_rds_rings; /* No. of RX ring */
 575         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 576                 rds_rings = &recv_ctx->rds_rings[ring];
 577                 regs_buff[i++] = readl(rds_rings->crb_rcv_producer);
 578                 regs_buff[i++] = rds_rings->producer;
 579         }
 580
 581         regs_buff[i++] = adapter->drv_sds_rings; /* No. of SDS ring */
 582         for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
 583                 sds_ring = &(recv_ctx->sds_rings[ring]);
 584                 regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
 585                 regs_buff[i++] = sds_ring->consumer;
 586                 regs_buff[i++] = readl(sds_ring->crb_intr_mask);
 587         }
 588 }
 589
 590 static u32 qlcnic_test_link(struct net_device *dev)
 591 {
 592         struct qlcnic_adapter *adapter = netdev_priv(dev);
 593         int err = 0;
 594         u32 val;
 595
 596         if (qlcnic_83xx_check(adapter)) {
 597                 val = qlcnic_83xx_test_link(adapter);
 598                 return (val & 1) ? 0 : 1;
 599         }
 600         val = QLCRD32(adapter, CRB_XG_STATE_P3P, &err);
 601         if (err == -EIO)
 602                 return err;
 603         val = XG_LINK_STATE_P3P(adapter->ahw->pci_func, val);
 604         return (val == XG_LINK_UP_P3P) ? 0 : 1;
 605 }
 606
 607 static int
 608 qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 609                       u8 *bytes)
 610 {
 611         struct qlcnic_adapter *adapter = netdev_priv(dev);
 612         int offset;
 613         int ret = -1;
 614
 615         if (qlcnic_83xx_check(adapter))
 616                 return 0;
 617         if (eeprom->len == 0)
 618                 return -EINVAL;
 619
 620         eeprom->magic = (adapter->pdev)->vendor |
 621                         ((adapter->pdev)->device << 16);
 622         offset = eeprom->offset;
 623
 624         if (qlcnic_82xx_check(adapter))
 625                 ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
 626                                                  eeprom->len);
 627         if (ret < 0)
 628                 return ret;
 629
 630         return 0;
 631 }
 632
 633 static void
 634 qlcnic_get_ringparam(struct net_device *dev,
 635                 struct ethtool_ringparam *ring)
 636 {
 637         struct qlcnic_adapter *adapter = netdev_priv(dev);
 638
 639         ring->rx_pending = adapter->num_rxd;
 640         ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
 641         ring->tx_pending = adapter->num_txd;
 642
 643         ring->rx_max_pending = adapter->max_rxd;
 644         ring->rx_jumbo_max_pending = adapter->max_jumbo_rxd;
 645         ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
 646 }
 647
 648 static u32
 649 qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
 650 {
 651         u32 num_desc;
 652         num_desc = max(val, min);
 653         num_desc = min(num_desc, max);
 654         num_desc = roundup_pow_of_two(num_desc);
 655
 656         if (val != num_desc) {
 657                 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
 658                        qlcnic_driver_name, r_name, num_desc, val);
 659         }
 660
 661         return num_desc;
 662 }
 663
 664 static int
 665 qlcnic_set_ringparam(struct net_device *dev,
 666                 struct ethtool_ringparam *ring)
 667 {
 668         struct qlcnic_adapter *adapter = netdev_priv(dev);
 669         u16 num_rxd, num_jumbo_rxd, num_txd;
 670
 671         if (ring->rx_mini_pending)
 672                 return -EOPNOTSUPP;
 673
 674         num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
 675                         MIN_RCV_DESCRIPTORS, adapter->max_rxd, "rx");
 676
 677         num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
 678                         MIN_JUMBO_DESCRIPTORS, adapter->max_jumbo_rxd,
 679                                                 "rx jumbo");
 680
 681         num_txd = qlcnic_validate_ringparam(ring->tx_pending,
 682                         MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
 683
 684         if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
 685                         num_jumbo_rxd == adapter->num_jumbo_rxd)
 686                 return 0;
 687
 688         adapter->num_rxd = num_rxd;
 689         adapter->num_jumbo_rxd = num_jumbo_rxd;
 690         adapter->num_txd = num_txd;
 691
 692         return qlcnic_reset_context(adapter);
 693 }
 694
 695 static int qlcnic_validate_ring_count(struct qlcnic_adapter *adapter,
 696                                       u8 rx_ring, u8 tx_ring)
 697 {
 698         if (rx_ring == 0 || tx_ring == 0)
 699                 return -EINVAL;
 700
 701         if (rx_ring != 0) {
 702                 if (rx_ring > adapter->max_sds_rings) {
 703                         netdev_err(adapter->netdev,
 704                                    "Invalid ring count, SDS ring count %d should not be greater than max %d driver sds rings.\n",
 705                                    rx_ring, adapter->max_sds_rings);
 706                         return -EINVAL;
 707                 }
 708         }
 709
 710          if (tx_ring != 0) {
 711                 if (tx_ring > adapter->max_tx_rings) {
 712                         netdev_err(adapter->netdev,
 713                                    "Invalid ring count, Tx ring count %d should not be greater than max %d driver Tx rings.\n",
 714                                    tx_ring, adapter->max_tx_rings);
 715                         return -EINVAL;
 716                 }
 717         }
 718
 719         return 0;
 720 }
 721
 722 static void qlcnic_get_channels(struct net_device *dev,
 723                 struct ethtool_channels *channel)
 724 {
 725         struct qlcnic_adapter *adapter = netdev_priv(dev);
 726
 727         channel->max_rx = adapter->max_sds_rings;
 728         channel->max_tx = adapter->max_tx_rings;
 729         channel->rx_count = adapter->drv_sds_rings;
 730         channel->tx_count = adapter->drv_tx_rings;
 731 }
 732
 733 static int qlcnic_set_channels(struct net_device *dev,
 734                                struct ethtool_channels *channel)
 735 {
 736         struct qlcnic_adapter *adapter = netdev_priv(dev);
 737         int err;
 738
 739         if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
 740                 netdev_err(dev, "No RSS/TSS support in non MSI-X mode\n");
 741                 return -EINVAL;
 742         }
 743
 744         if (channel->other_count || channel->combined_count)
 745                 return -EINVAL;
 746
 747         err = qlcnic_validate_ring_count(adapter, channel->rx_count,
 748                                          channel->tx_count);
 749         if (err)
 750                 return err;
 751
 752         if (adapter->drv_sds_rings != channel->rx_count) {
 753                 err = qlcnic_validate_rings(adapter, channel->rx_count,
 754                                             QLCNIC_RX_QUEUE);
 755                 if (err) {
 756                         netdev_err(dev, "Unable to configure %u SDS rings\n",
 757                                    channel->rx_count);
 758                         return err;
 759                 }
 760                 adapter->drv_rss_rings = channel->rx_count;
 761         }
 762
 763         if (adapter->drv_tx_rings != channel->tx_count) {
 764                 err = qlcnic_validate_rings(adapter, channel->tx_count,
 765                                             QLCNIC_TX_QUEUE);
 766                 if (err) {
 767                         netdev_err(dev, "Unable to configure %u Tx rings\n",
 768                                    channel->tx_count);
 769                         return err;
 770                 }
 771                 adapter->drv_tss_rings = channel->tx_count;
 772         }
 773
 774         adapter->flags |= QLCNIC_TSS_RSS;
 775
 776         err = qlcnic_setup_rings(adapter);
 777         netdev_info(dev, "Allocated %d SDS rings and %d Tx rings\n",
 778                     adapter->drv_sds_rings, adapter->drv_tx_rings);
 779
 780         return err;
 781 }
 782
 783 static void
 784 qlcnic_get_pauseparam(struct net_device *netdev,
 785                           struct ethtool_pauseparam *pause)
 786 {
 787         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 788         int port = adapter->ahw->physical_port;
 789         int err = 0;
 790         __u32 val;
 791
 792         if (qlcnic_83xx_check(adapter)) {
 793                 qlcnic_83xx_get_pauseparam(adapter, pause);
 794                 return;
 795         }
 796         if (adapter->ahw->port_type == QLCNIC_GBE) {
 797                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 798                         return;
 799                 /* get flow control settings */
 800                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
 801                 if (err == -EIO)
 802                         return;
 803                 pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
 804                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
 805                 if (err == -EIO)
 806                         return;
 807                 switch (port) {
 808                 case 0:
 809                         pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
 810                         break;
 811                 case 1:
 812                         pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
 813                         break;
 814                 case 2:
 815                         pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
 816                         break;
 817                 case 3:
 818                 default:
 819                         pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
 820                         break;
 821                 }
 822         } else if (adapter->ahw->port_type == QLCNIC_XGBE) {
 823                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 824                         return;
 825                 pause->rx_pause = 1;
 826                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
 827                 if (err == -EIO)
 828                         return;
 829                 if (port == 0)
 830                         pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
 831                 else
 832                         pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
 833         } else {
 834                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 835                                         adapter->ahw->port_type);
 836         }
 837 }
 838
 839 static int
 840 qlcnic_set_pauseparam(struct net_device *netdev,
 841                           struct ethtool_pauseparam *pause)
 842 {
 843         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 844         int port = adapter->ahw->physical_port;
 845         int err = 0;
 846         __u32 val;
 847
 848         if (qlcnic_83xx_check(adapter))
 849                 return qlcnic_83xx_set_pauseparam(adapter, pause);
 850
 851         /* read mode */
 852         if (adapter->ahw->port_type == QLCNIC_GBE) {
 853                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 854                         return -EIO;
 855                 /* set flow control */
 856                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), &err);
 857                 if (err == -EIO)
 858                         return err;
 859
 860                 if (pause->rx_pause)
 861                         qlcnic_gb_rx_flowctl(val);
 862                 else
 863                         qlcnic_gb_unset_rx_flowctl(val);
 864
 865                 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
 866                                 val);
 867                 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port), val);
 868                 /* set autoneg */
 869                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, &err);
 870                 if (err == -EIO)
 871                         return err;
 872                 switch (port) {
 873                 case 0:
 874                         if (pause->tx_pause)
 875                                 qlcnic_gb_unset_gb0_mask(val);
 876                         else
 877                                 qlcnic_gb_set_gb0_mask(val);
 878                         break;
 879                 case 1:
 880                         if (pause->tx_pause)
 881                                 qlcnic_gb_unset_gb1_mask(val);
 882                         else
 883                                 qlcnic_gb_set_gb1_mask(val);
 884                         break;
 885                 case 2:
 886                         if (pause->tx_pause)
 887                                 qlcnic_gb_unset_gb2_mask(val);
 888                         else
 889                                 qlcnic_gb_set_gb2_mask(val);
 890                         break;
 891                 case 3:
 892                 default:
 893                         if (pause->tx_pause)
 894                                 qlcnic_gb_unset_gb3_mask(val);
 895                         else
 896                                 qlcnic_gb_set_gb3_mask(val);
 897                         break;
 898                 }
 899                 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
 900         } else if (adapter->ahw->port_type == QLCNIC_XGBE) {
 901                 if (!pause->rx_pause || pause->autoneg)
 902                         return -EOPNOTSUPP;
 903
 904                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 905                         return -EIO;
 906
 907                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, &err);
 908                 if (err == -EIO)
 909                         return err;
 910                 if (port == 0) {
 911                         if (pause->tx_pause)
 912                                 qlcnic_xg_unset_xg0_mask(val);
 913                         else
 914                                 qlcnic_xg_set_xg0_mask(val);
 915                 } else {
 916                         if (pause->tx_pause)
 917                                 qlcnic_xg_unset_xg1_mask(val);
 918                         else
 919                                 qlcnic_xg_set_xg1_mask(val);
 920                 }
 921                 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
 922         } else {
 923                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 924                                 adapter->ahw->port_type);
 925         }
 926         return 0;
 927 }
 928
 929 static int qlcnic_reg_test(struct net_device *dev)
 930 {
 931         struct qlcnic_adapter *adapter = netdev_priv(dev);
 932         u32 data_read;
 933         int err = 0;
 934
 935         if (qlcnic_83xx_check(adapter))
 936                 return qlcnic_83xx_reg_test(adapter);
 937
 938         data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0), &err);
 939         if (err == -EIO)
 940                 return err;
 941         if ((data_read & 0xffff) != adapter->pdev->vendor)
 942                 return 1;
 943
 944         return 0;
 945 }
 946
 947 static int qlcnic_eeprom_test(struct net_device *dev)
 948 {
 949         struct qlcnic_adapter *adapter = netdev_priv(dev);
 950
 951         if (qlcnic_82xx_check(adapter))
 952                 return 0;
 953
 954         return qlcnic_83xx_flash_test(adapter);
 955 }
 956
 957 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
 958 {
 959
 960         struct qlcnic_adapter *adapter = netdev_priv(dev);
 961         switch (sset) {
 962         case ETH_SS_TEST:
 963                 return QLCNIC_TEST_LEN;
 964         case ETH_SS_STATS:
 965                 return qlcnic_dev_statistics_len(adapter);
 966         default:
 967                 return -EOPNOTSUPP;
 968         }
 969 }
 970
 971 static int qlcnic_irq_test(struct net_device *netdev)
 972 {
 973         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 974         struct qlcnic_hardware_context *ahw = adapter->ahw;
 975         struct qlcnic_cmd_args cmd;
 976         int ret, drv_sds_rings = adapter->drv_sds_rings;
 977         int drv_tx_rings = adapter->drv_tx_rings;
 978
 979         if (qlcnic_83xx_check(adapter))
 980                 return qlcnic_83xx_interrupt_test(netdev);
 981
 982         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 983                 return -EIO;
 984
 985         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
 986         if (ret)
 987                 goto clear_diag_irq;
 988
 989         ahw->diag_cnt = 0;
 990         ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
 991         if (ret)
 992                 goto free_diag_res;
 993
 994         cmd.req.arg[1] = ahw->pci_func;
 995         ret = qlcnic_issue_cmd(adapter, &cmd);
 996         if (ret)
 997                 goto done;
 998
 999         usleep_range(1000, 12000);
1000         ret = !ahw->diag_cnt;
1001
1002 done:
1003         qlcnic_free_mbx_args(&cmd);
1004
1005 free_diag_res:
1006         qlcnic_diag_free_res(netdev, drv_sds_rings);
1007
1008 clear_diag_irq:
1009         adapter->drv_sds_rings = drv_sds_rings;
1010         adapter->drv_tx_rings = drv_tx_rings;
1011         clear_bit(__QLCNIC_RESETTING, &adapter->state);
1012
1013         return ret;
1014 }
1015
1016 #define QLCNIC_ILB_PKT_SIZE             64
1017 #define QLCNIC_NUM_ILB_PKT              16
1018 #define QLCNIC_ILB_MAX_RCV_LOOP         10
1019 #define QLCNIC_LB_PKT_POLL_DELAY_MSEC   1
1020 #define QLCNIC_LB_PKT_POLL_COUNT        20
1021
1022 static void qlcnic_create_loopback_buff(unsigned char *data, u8 mac[])
1023 {
1024         unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
1025
1026         memset(data, 0x4e, QLCNIC_ILB_PKT_SIZE);
1027
1028         memcpy(data, mac, ETH_ALEN);
1029         memcpy(data + ETH_ALEN, mac, ETH_ALEN);
1030
1031         memcpy(data + 2 * ETH_ALEN, random_data, sizeof(random_data));
1032 }
1033
1034 int qlcnic_check_loopback_buff(unsigned char *data, u8 mac[])
1035 {
1036         unsigned char buff[QLCNIC_ILB_PKT_SIZE];
1037         qlcnic_create_loopback_buff(buff, mac);
1038         return memcmp(data, buff, QLCNIC_ILB_PKT_SIZE);
1039 }
1040
1041 int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode)
1042 {
1043         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1044         struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
1045         struct sk_buff *skb;
1046         int i, loop, cnt = 0;
1047
1048         for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) {
1049                 skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE);
1050                 if (!skb)
1051                         goto error;
1052                 qlcnic_create_loopback_buff(skb->data, adapter->mac_addr);
1053                 skb_put(skb, QLCNIC_ILB_PKT_SIZE);
1054                 adapter->ahw->diag_cnt = 0;
1055                 qlcnic_xmit_frame(skb, adapter->netdev);
1056                 loop = 0;
1057
1058                 do {
1059                         msleep(QLCNIC_LB_PKT_POLL_DELAY_MSEC);
1060                         qlcnic_process_rcv_ring_diag(sds_ring);
1061                         if (loop++ > QLCNIC_LB_PKT_POLL_COUNT)
1062                                 break;
1063                 } while (!adapter->ahw->diag_cnt);
1064
1065                 dev_kfree_skb_any(skb);
1066
1067                 if (!adapter->ahw->diag_cnt)
1068                         dev_warn(&adapter->pdev->dev,
1069                                  "LB Test: packet #%d was not received\n",
1070                                  i + 1);
1071                 else
1072                         cnt++;
1073         }
1074         if (cnt != i) {
1075 error:
1076                 dev_err(&adapter->pdev->dev,
1077                         "LB Test: failed, TX[%d], RX[%d]\n", i, cnt);
1078                 if (mode != QLCNIC_ILB_MODE)
1079                         dev_warn(&adapter->pdev->dev,
1080                                  "WARNING: Please check loopback cable\n");
1081                 return -1;
1082         }
1083         return 0;
1084 }
1085
1086 static int qlcnic_loopback_test(struct net_device *netdev, u8 mode)
1087 {
1088         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1089         int drv_tx_rings = adapter->drv_tx_rings;
1090         int drv_sds_rings = adapter->drv_sds_rings;
1091         struct qlcnic_host_sds_ring *sds_ring;
1092         struct qlcnic_hardware_context *ahw = adapter->ahw;
1093         int loop = 0;
1094         int ret;
1095
1096         if (qlcnic_83xx_check(adapter))
1097                 return qlcnic_83xx_loopback_test(netdev, mode);
1098
1099         if (!(ahw->capabilities & QLCNIC_FW_CAPABILITY_MULTI_LOOPBACK)) {
1100                 dev_info(&adapter->pdev->dev,
1101                          "Firmware do not support loopback test\n");
1102                 return -EOPNOTSUPP;
1103         }
1104
1105         dev_warn(&adapter->pdev->dev, "%s loopback test in progress\n",
1106                  mode == QLCNIC_ILB_MODE ? "internal" : "external");
1107         if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
1108                 dev_warn(&adapter->pdev->dev,
1109                          "Loopback test not supported in nonprivileged mode\n");
1110                 return 0;
1111         }
1112
1113         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1114                 return -EBUSY;
1115
1116         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
1117         if (ret)
1118                 goto clear_it;
1119
1120         sds_ring = &adapter->recv_ctx->sds_rings[0];
1121         ret = qlcnic_set_lb_mode(adapter, mode);
1122         if (ret)
1123                 goto free_res;
1124
1125         ahw->diag_cnt = 0;
1126         do {
1127                 msleep(500);
1128                 qlcnic_process_rcv_ring_diag(sds_ring);
1129                 if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
1130                         netdev_info(netdev,
1131                                     "Firmware didn't sent link up event to loopback request\n");
1132                         ret = -ETIMEDOUT;
1133                         goto free_res;
1134                 } else if (adapter->ahw->diag_cnt) {
1135                         ret = adapter->ahw->diag_cnt;
1136                         goto free_res;
1137                 }
1138         } while (!QLCNIC_IS_LB_CONFIGURED(ahw->loopback_state));
1139
1140         ret = qlcnic_do_lb_test(adapter, mode);
1141
1142         qlcnic_clear_lb_mode(adapter, mode);
1143
1144  free_res:
1145         qlcnic_diag_free_res(netdev, drv_sds_rings);
1146
1147  clear_it:
1148         adapter->drv_sds_rings = drv_sds_rings;
1149         adapter->drv_tx_rings = drv_tx_rings;
1150         clear_bit(__QLCNIC_RESETTING, &adapter->state);
1151         return ret;
1152 }
1153
1154 static void
1155 qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
1156                      u64 *data)
1157 {
1158         memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
1159
1160         data[0] = qlcnic_reg_test(dev);
1161         if (data[0])
1162                 eth_test->flags |= ETH_TEST_FL_FAILED;
1163
1164         data[1] = (u64) qlcnic_test_link(dev);
1165         if (data[1])
1166                 eth_test->flags |= ETH_TEST_FL_FAILED;
1167
1168         if (eth_test->flags & ETH_TEST_FL_OFFLINE) {
1169                 data[2] = qlcnic_irq_test(dev);
1170                 if (data[2])
1171                         eth_test->flags |= ETH_TEST_FL_FAILED;
1172
1173                 data[3] = qlcnic_loopback_test(dev, QLCNIC_ILB_MODE);
1174                 if (data[3])
1175                         eth_test->flags |= ETH_TEST_FL_FAILED;
1176
1177                 if (eth_test->flags & ETH_TEST_FL_EXTERNAL_LB) {
1178                         data[4] = qlcnic_loopback_test(dev, QLCNIC_ELB_MODE);
1179                         if (data[4])
1180                                 eth_test->flags |= ETH_TEST_FL_FAILED;
1181                         eth_test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
1182                 }
1183
1184                 data[5] = qlcnic_eeprom_test(dev);
1185                 if (data[5])
1186                         eth_test->flags |= ETH_TEST_FL_FAILED;
1187         }
1188 }
1189
1190 static void
1191 qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
1192 {
1193         struct qlcnic_adapter *adapter = netdev_priv(dev);
1194         int index, i, num_stats;
1195
1196         switch (stringset) {
1197         case ETH_SS_TEST:
1198                 memcpy(data, *qlcnic_gstrings_test,
1199                        QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
1200                 break;
1201         case ETH_SS_STATS:
1202                 num_stats = ARRAY_SIZE(qlcnic_tx_queue_stats_strings);
1203                 for (i = 0; i < adapter->drv_tx_rings; i++) {
1204                         for (index = 0; index < num_stats; index++) {
1205                                 sprintf(data, "tx_queue_%d %s", i,
1206                                         qlcnic_tx_queue_stats_strings[index]);
1207                                 data += ETH_GSTRING_LEN;
1208                         }
1209                 }
1210
1211                 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
1212                         memcpy(data + index * ETH_GSTRING_LEN,
1213                                qlcnic_gstrings_stats[index].stat_string,
1214                                ETH_GSTRING_LEN);
1215                 }
1216
1217                 if (qlcnic_83xx_check(adapter)) {
1218                         num_stats = ARRAY_SIZE(qlcnic_83xx_tx_stats_strings);
1219                         for (i = 0; i < num_stats; i++, index++)
1220                                 memcpy(data + index * ETH_GSTRING_LEN,
1221                                        qlcnic_83xx_tx_stats_strings[i],
1222                                        ETH_GSTRING_LEN);
1223                         num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
1224                         for (i = 0; i < num_stats; i++, index++)
1225                                 memcpy(data + index * ETH_GSTRING_LEN,
1226                                        qlcnic_83xx_mac_stats_strings[i],
1227                                        ETH_GSTRING_LEN);
1228                         num_stats = ARRAY_SIZE(qlcnic_83xx_rx_stats_strings);
1229                         for (i = 0; i < num_stats; i++, index++)
1230                                 memcpy(data + index * ETH_GSTRING_LEN,
1231                                        qlcnic_83xx_rx_stats_strings[i],
1232                                        ETH_GSTRING_LEN);
1233                         return;
1234                 } else {
1235                         num_stats = ARRAY_SIZE(qlcnic_83xx_mac_stats_strings);
1236                         for (i = 0; i < num_stats; i++, index++)
1237                                 memcpy(data + index * ETH_GSTRING_LEN,
1238                                        qlcnic_83xx_mac_stats_strings[i],
1239                                        ETH_GSTRING_LEN);
1240                 }
1241                 if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1242                         return;
1243                 num_stats = ARRAY_SIZE(qlcnic_device_gstrings_stats);
1244                 for (i = 0; i < num_stats; index++, i++) {
1245                         memcpy(data + index * ETH_GSTRING_LEN,
1246                                qlcnic_device_gstrings_stats[i],
1247                                ETH_GSTRING_LEN);
1248                 }
1249         }
1250 }
1251
1252 static u64 *qlcnic_fill_stats(u64 *data, void *stats, int type)
1253 {
1254         if (type == QLCNIC_MAC_STATS) {
1255                 struct qlcnic_mac_statistics *mac_stats =
1256                                         (struct qlcnic_mac_statistics *)stats;
1257                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_frames);
1258                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bytes);
1259                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_mcast_pkts);
1260                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_bcast_pkts);
1261                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_pause_cnt);
1262                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_ctrl_pkt);
1263                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_64b_pkts);
1264                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_127b_pkts);
1265                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_255b_pkts);
1266                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_511b_pkts);
1267                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1023b_pkts);
1268                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_lt_1518b_pkts);
1269                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_tx_gt_1518b_pkts);
1270                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_frames);
1271                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bytes);
1272                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_mcast_pkts);
1273                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_bcast_pkts);
1274                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_pause_cnt);
1275                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_ctrl_pkt);
1276                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_64b_pkts);
1277                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_127b_pkts);
1278                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_255b_pkts);
1279                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_511b_pkts);
1280                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1023b_pkts);
1281                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_lt_1518b_pkts);
1282                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_gt_1518b_pkts);
1283                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_error);
1284                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_small);
1285                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_length_large);
1286                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_jabber);
1287                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_dropped);
1288                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_rx_crc_error);
1289                 *data++ = QLCNIC_FILL_STATS(mac_stats->mac_align_error);
1290         } else if (type == QLCNIC_ESW_STATS) {
1291                 struct __qlcnic_esw_statistics *esw_stats =
1292                                 (struct __qlcnic_esw_statistics *)stats;
1293                 *data++ = QLCNIC_FILL_STATS(esw_stats->unicast_frames);
1294                 *data++ = QLCNIC_FILL_STATS(esw_stats->multicast_frames);
1295                 *data++ = QLCNIC_FILL_STATS(esw_stats->broadcast_frames);
1296                 *data++ = QLCNIC_FILL_STATS(esw_stats->dropped_frames);
1297                 *data++ = QLCNIC_FILL_STATS(esw_stats->errors);
1298                 *data++ = QLCNIC_FILL_STATS(esw_stats->local_frames);
1299                 *data++ = QLCNIC_FILL_STATS(esw_stats->numbytes);
1300         }
1301         return data;
1302 }
1303
1304 void qlcnic_update_stats(struct qlcnic_adapter *adapter)
1305 {
1306         struct qlcnic_tx_queue_stats tx_stats;
1307         struct qlcnic_host_tx_ring *tx_ring;
1308         int ring;
1309
1310         memset(&tx_stats, 0, sizeof(tx_stats));
1311         for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
1312                 tx_ring = &adapter->tx_ring[ring];
1313                 tx_stats.xmit_on += tx_ring->tx_stats.xmit_on;
1314                 tx_stats.xmit_off += tx_ring->tx_stats.xmit_off;
1315                 tx_stats.xmit_called += tx_ring->tx_stats.xmit_called;
1316                 tx_stats.xmit_finished += tx_ring->tx_stats.xmit_finished;
1317                 tx_stats.tx_bytes += tx_ring->tx_stats.tx_bytes;
1318         }
1319
1320         adapter->stats.xmit_on = tx_stats.xmit_on;
1321         adapter->stats.xmit_off = tx_stats.xmit_off;
1322         adapter->stats.xmitcalled = tx_stats.xmit_called;
1323         adapter->stats.xmitfinished = tx_stats.xmit_finished;
1324         adapter->stats.txbytes = tx_stats.tx_bytes;
1325 }
1326
1327 static u64 *qlcnic_fill_tx_queue_stats(u64 *data, void *stats)
1328 {
1329         struct qlcnic_host_tx_ring *tx_ring;
1330
1331         tx_ring = (struct qlcnic_host_tx_ring *)stats;
1332
1333         *data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_on);
1334         *data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_off);
1335         *data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_called);
1336         *data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.xmit_finished);
1337         *data++ = QLCNIC_FILL_STATS(tx_ring->tx_stats.tx_bytes);
1338
1339         return data;
1340 }
1341
1342 static void qlcnic_get_ethtool_stats(struct net_device *dev,
1343                                      struct ethtool_stats *stats, u64 *data)
1344 {
1345         struct qlcnic_adapter *adapter = netdev_priv(dev);
1346         struct qlcnic_host_tx_ring *tx_ring;
1347         struct qlcnic_esw_statistics port_stats;
1348         struct qlcnic_mac_statistics mac_stats;
1349         int index, ret, length, size, ring;
1350         char *p;
1351
1352         memset(data, 0, stats->n_stats * sizeof(u64));
1353
1354         for (ring = 0, index = 0; ring < adapter->drv_tx_rings; ring++) {
1355                 if (adapter->is_up == QLCNIC_ADAPTER_UP_MAGIC) {
1356                         tx_ring = &adapter->tx_ring[ring];
1357                         data = qlcnic_fill_tx_queue_stats(data, tx_ring);
1358                         qlcnic_update_stats(adapter);
1359                 } else {
1360                         data += QLCNIC_TX_STATS_LEN;
1361                 }
1362         }
1363
1364         length = QLCNIC_STATS_LEN;
1365         for (index = 0; index < length; index++) {
1366                 p = (char *)adapter + qlcnic_gstrings_stats[index].stat_offset;
1367                 size = qlcnic_gstrings_stats[index].sizeof_stat;
1368                 *data++ = (size == sizeof(u64)) ? (*(u64 *)p) : ((*(u32 *)p));
1369         }
1370
1371         if (qlcnic_83xx_check(adapter)) {
1372                 if (adapter->ahw->linkup)
1373                         qlcnic_83xx_get_stats(adapter, data);
1374                 return;
1375         } else {
1376                 /* Retrieve MAC statistics from firmware */
1377                 memset(&mac_stats, 0, sizeof(struct qlcnic_mac_statistics));
1378                 qlcnic_get_mac_stats(adapter, &mac_stats);
1379                 data = qlcnic_fill_stats(data, &mac_stats, QLCNIC_MAC_STATS);
1380         }
1381
1382         if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED))
1383                 return;
1384
1385         memset(&port_stats, 0, sizeof(struct qlcnic_esw_statistics));
1386         ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
1387                         QLCNIC_QUERY_RX_COUNTER, &port_stats.rx);
1388         if (ret)
1389                 return;
1390
1391         data = qlcnic_fill_stats(data, &port_stats.rx, QLCNIC_ESW_STATS);
1392         ret = qlcnic_get_port_stats(adapter, adapter->ahw->pci_func,
1393                         QLCNIC_QUERY_TX_COUNTER, &port_stats.tx);
1394         if (ret)
1395                 return;
1396
1397         qlcnic_fill_stats(data, &port_stats.tx, QLCNIC_ESW_STATS);
1398 }
1399
1400 static int qlcnic_set_led(struct net_device *dev,
1401                           enum ethtool_phys_id_state state)
1402 {
1403         struct qlcnic_adapter *adapter = netdev_priv(dev);
1404         int drv_sds_rings = adapter->drv_sds_rings;
1405         int err = -EIO, active = 1;
1406
1407         if (qlcnic_83xx_check(adapter))
1408                 return qlcnic_83xx_set_led(dev, state);
1409
1410         if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
1411                 netdev_warn(dev, "LED test not supported for non "
1412                                 "privilege function\n");
1413                 return -EOPNOTSUPP;
1414         }
1415
1416         switch (state) {
1417         case ETHTOOL_ID_ACTIVE:
1418                 if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state))
1419                         return -EBUSY;
1420
1421                 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
1422                         break;
1423
1424                 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
1425                         if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST))
1426                                 break;
1427                         set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state);
1428                 }
1429
1430                 if (adapter->nic_ops->config_led(adapter, 1, 0xf) == 0) {
1431                         err = 0;
1432                         break;
1433                 }
1434
1435                 dev_err(&adapter->pdev->dev,
1436                         "Failed to set LED blink state.\n");
1437                 break;
1438
1439         case ETHTOOL_ID_INACTIVE:
1440                 active = 0;
1441
1442                 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
1443                         break;
1444
1445                 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
1446                         if (qlcnic_diag_alloc_res(dev, QLCNIC_LED_TEST))
1447                                 break;
1448                         set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state);
1449                 }
1450
1451                 if (adapter->nic_ops->config_led(adapter, 0, 0xf))
1452                         dev_err(&adapter->pdev->dev,
1453                                 "Failed to reset LED blink state.\n");
1454
1455                 break;
1456
1457         default:
1458                 return -EINVAL;
1459         }
1460
1461         if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state))
1462                 qlcnic_diag_free_res(dev, drv_sds_rings);
1463
1464         if (!active || err)
1465                 clear_bit(__QLCNIC_LED_ENABLE, &adapter->state);
1466
1467         return err;
1468 }
1469
1470 static void
1471 qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1472 {
1473         struct qlcnic_adapter *adapter = netdev_priv(dev);
1474         u32 wol_cfg;
1475         int err = 0;
1476
1477         if (qlcnic_83xx_check(adapter))
1478                 return;
1479         wol->supported = 0;
1480         wol->wolopts = 0;
1481
1482         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
1483         if (err == -EIO)
1484                 return;
1485         if (wol_cfg & (1UL << adapter->portnum))
1486                 wol->supported |= WAKE_MAGIC;
1487
1488         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
1489         if (wol_cfg & (1UL << adapter->portnum))
1490                 wol->wolopts |= WAKE_MAGIC;
1491 }
1492
1493 static int
1494 qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1495 {
1496         struct qlcnic_adapter *adapter = netdev_priv(dev);
1497         u32 wol_cfg;
1498         int err = 0;
1499
1500         if (qlcnic_83xx_check(adapter))
1501                 return -EOPNOTSUPP;
1502         if (wol->wolopts & ~WAKE_MAGIC)
1503                 return -EINVAL;
1504
1505         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV, &err);
1506         if (err == -EIO)
1507                 return err;
1508         if (!(wol_cfg & (1 << adapter->portnum)))
1509                 return -EOPNOTSUPP;
1510
1511         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG, &err);
1512         if (err == -EIO)
1513                 return err;
1514         if (wol->wolopts & WAKE_MAGIC)
1515                 wol_cfg |= 1UL << adapter->portnum;
1516         else
1517                 wol_cfg &= ~(1UL << adapter->portnum);
1518
1519         QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
1520
1521         return 0;
1522 }
1523
1524 /*
1525  * Set the coalescing parameters. Currently only normal is supported.
1526  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
1527  * firmware coalescing to default.
1528  */
1529 static int qlcnic_set_intr_coalesce(struct net_device *netdev,
1530                         struct ethtool_coalesce *ethcoal)
1531 {
1532         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1533         int err;
1534
1535         if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
1536                 return -EINVAL;
1537
1538         /*
1539         * Return Error if unsupported values or
1540         * unsupported parameters are set.
1541         */
1542         if (ethcoal->rx_coalesce_usecs > 0xffff ||
1543             ethcoal->rx_max_coalesced_frames > 0xffff ||
1544             ethcoal->tx_coalesce_usecs > 0xffff ||
1545             ethcoal->tx_max_coalesced_frames > 0xffff)
1546                 return -EINVAL;
1547
1548         err = qlcnic_config_intr_coalesce(adapter, ethcoal);
1549
1550         return err;
1551 }
1552
1553 static int qlcnic_get_intr_coalesce(struct net_device *netdev,
1554                         struct ethtool_coalesce *ethcoal)
1555 {
1556         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1557
1558         if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1559                 return -EINVAL;
1560
1561         ethcoal->rx_coalesce_usecs = adapter->ahw->coal.rx_time_us;
1562         ethcoal->rx_max_coalesced_frames = adapter->ahw->coal.rx_packets;
1563         ethcoal->tx_coalesce_usecs = adapter->ahw->coal.tx_time_us;
1564         ethcoal->tx_max_coalesced_frames = adapter->ahw->coal.tx_packets;
1565
1566         return 0;
1567 }
1568
1569 static u32 qlcnic_get_msglevel(struct net_device *netdev)
1570 {
1571         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1572
1573         return adapter->ahw->msg_enable;
1574 }
1575
1576 static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
1577 {
1578         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1579
1580         adapter->ahw->msg_enable = msglvl;
1581 }
1582
1583 int qlcnic_enable_fw_dump_state(struct qlcnic_adapter *adapter)
1584 {
1585         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1586         u32 val;
1587
1588         if (qlcnic_84xx_check(adapter)) {
1589                 if (qlcnic_83xx_lock_driver(adapter))
1590                         return -EBUSY;
1591
1592                 val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
1593                 val &= ~QLC_83XX_IDC_DISABLE_FW_DUMP;
1594                 QLCWRX(adapter->ahw, QLC_83XX_IDC_CTRL, val);
1595
1596                 qlcnic_83xx_unlock_driver(adapter);
1597         } else {
1598                 fw_dump->enable = true;
1599         }
1600
1601         dev_info(&adapter->pdev->dev, "FW dump enabled\n");
1602
1603         return 0;
1604 }
1605
1606 static int qlcnic_disable_fw_dump_state(struct qlcnic_adapter *adapter)
1607 {
1608         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1609         u32 val;
1610
1611         if (qlcnic_84xx_check(adapter)) {
1612                 if (qlcnic_83xx_lock_driver(adapter))
1613                         return -EBUSY;
1614
1615                 val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
1616                 val |= QLC_83XX_IDC_DISABLE_FW_DUMP;
1617                 QLCWRX(adapter->ahw, QLC_83XX_IDC_CTRL, val);
1618
1619                 qlcnic_83xx_unlock_driver(adapter);
1620         } else {
1621                 fw_dump->enable = false;
1622         }
1623
1624         dev_info(&adapter->pdev->dev, "FW dump disabled\n");
1625
1626         return 0;
1627 }
1628
1629 bool qlcnic_check_fw_dump_state(struct qlcnic_adapter *adapter)
1630 {
1631         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1632         bool state;
1633         u32 val;
1634
1635         if (qlcnic_84xx_check(adapter)) {
1636                 val = QLCRDX(adapter->ahw, QLC_83XX_IDC_CTRL);
1637                 state = (val & QLC_83XX_IDC_DISABLE_FW_DUMP) ? false : true;
1638         } else {
1639                 state = fw_dump->enable;
1640         }
1641
1642         return state;
1643 }
1644
1645 static int
1646 qlcnic_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
1647 {
1648         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1649         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1650
1651         if (!fw_dump->tmpl_hdr) {
1652                 netdev_err(adapter->netdev, "FW Dump not supported\n");
1653                 return -ENOTSUPP;
1654         }
1655
1656         if (fw_dump->clr)
1657                 dump->len = fw_dump->tmpl_hdr_size + fw_dump->size;
1658         else
1659                 dump->len = 0;
1660
1661         if (!qlcnic_check_fw_dump_state(adapter))
1662                 dump->flag = ETH_FW_DUMP_DISABLE;
1663         else
1664                 dump->flag = fw_dump->cap_mask;
1665
1666         dump->version = adapter->fw_version;
1667         return 0;
1668 }
1669
1670 static int
1671 qlcnic_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
1672                         void *buffer)
1673 {
1674         int i, copy_sz;
1675         u32 *hdr_ptr;
1676         __le32 *data;
1677         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1678         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1679
1680         if (!fw_dump->tmpl_hdr) {
1681                 netdev_err(netdev, "FW Dump not supported\n");
1682                 return -ENOTSUPP;
1683         }
1684
1685         if (!fw_dump->clr) {
1686                 netdev_info(netdev, "Dump not available\n");
1687                 return -EINVAL;
1688         }
1689
1690         /* Copy template header first */
1691         copy_sz = fw_dump->tmpl_hdr_size;
1692         hdr_ptr = (u32 *)fw_dump->tmpl_hdr;
1693         data = buffer;
1694         for (i = 0; i < copy_sz/sizeof(u32); i++)
1695                 *data++ = cpu_to_le32(*hdr_ptr++);
1696
1697         /* Copy captured dump data */
1698         memcpy(buffer + copy_sz, fw_dump->data, fw_dump->size);
1699         dump->len = copy_sz + fw_dump->size;
1700         dump->flag = fw_dump->cap_mask;
1701
1702         /* Free dump area once data has been captured */
1703         vfree(fw_dump->data);
1704         fw_dump->data = NULL;
1705         fw_dump->clr = 0;
1706         netdev_info(netdev, "extracted the FW dump Successfully\n");
1707         return 0;
1708 }
1709
1710 static int qlcnic_set_dump_mask(struct qlcnic_adapter *adapter, u32 mask)
1711 {
1712         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1713         struct net_device *netdev = adapter->netdev;
1714
1715         if (!qlcnic_check_fw_dump_state(adapter)) {
1716                 netdev_info(netdev,
1717                             "Can not change driver mask to 0x%x. FW dump not enabled\n",
1718                             mask);
1719                 return -EOPNOTSUPP;
1720         }
1721
1722         fw_dump->cap_mask = mask;
1723
1724         /* Store new capture mask in template header as well*/
1725         qlcnic_store_cap_mask(adapter, fw_dump->tmpl_hdr, mask);
1726
1727         netdev_info(netdev, "Driver mask changed to: 0x%x\n", mask);
1728         return 0;
1729 }
1730
1731 static int
1732 qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
1733 {
1734         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1735         struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
1736         bool valid_mask = false;
1737         int i, ret = 0;
1738
1739         switch (val->flag) {
1740         case QLCNIC_FORCE_FW_DUMP_KEY:
1741                 if (!fw_dump->tmpl_hdr) {
1742                         netdev_err(netdev, "FW dump not supported\n");
1743                         ret = -EOPNOTSUPP;
1744                         break;
1745                 }
1746
1747                 if (!qlcnic_check_fw_dump_state(adapter)) {
1748                         netdev_info(netdev, "FW dump not enabled\n");
1749                         ret = -EOPNOTSUPP;
1750                         break;
1751                 }
1752
1753                 if (fw_dump->clr) {
1754                         netdev_info(netdev,
1755                                     "Previous dump not cleared, not forcing dump\n");
1756                         break;
1757                 }
1758
1759                 netdev_info(netdev, "Forcing a FW dump\n");
1760                 qlcnic_dev_request_reset(adapter, val->flag);
1761                 break;
1762         case QLCNIC_DISABLE_FW_DUMP:
1763                 if (!fw_dump->tmpl_hdr) {
1764                         netdev_err(netdev, "FW dump not supported\n");
1765                         ret = -EOPNOTSUPP;
1766                         break;
1767                 }
1768
1769                 ret = qlcnic_disable_fw_dump_state(adapter);
1770                 break;
1771
1772         case QLCNIC_ENABLE_FW_DUMP:
1773                 if (!fw_dump->tmpl_hdr) {
1774                         netdev_err(netdev, "FW dump not supported\n");
1775                         ret = -EOPNOTSUPP;
1776                         break;
1777                 }
1778
1779                 ret = qlcnic_enable_fw_dump_state(adapter);
1780                 break;
1781
1782         case QLCNIC_FORCE_FW_RESET:
1783                 netdev_info(netdev, "Forcing a FW reset\n");
1784                 qlcnic_dev_request_reset(adapter, val->flag);
1785                 adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
1786                 break;
1787
1788         case QLCNIC_SET_QUIESCENT:
1789         case QLCNIC_RESET_QUIESCENT:
1790                 if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state))
1791                         netdev_info(netdev, "Device is in non-operational state\n");
1792                 break;
1793
1794         default:
1795                 if (!fw_dump->tmpl_hdr) {
1796                         netdev_err(netdev, "FW dump not supported\n");
1797                         ret = -EOPNOTSUPP;
1798                         break;
1799                 }
1800
1801                 for (i = 0; i < ARRAY_SIZE(qlcnic_fw_dump_level); i++) {
1802                         if (val->flag == qlcnic_fw_dump_level[i]) {
1803                                 valid_mask = true;
1804                                 break;
1805                         }
1806                 }
1807
1808                 if (valid_mask) {
1809                         ret = qlcnic_set_dump_mask(adapter, val->flag);
1810                 } else {
1811                         netdev_info(netdev, "Invalid dump level: 0x%x\n",
1812                                     val->flag);
1813                         ret = -EINVAL;
1814                 }
1815         }
1816         return ret;
1817 }
1818
1819 const struct ethtool_ops qlcnic_ethtool_ops = {
1820         .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
1821                                      ETHTOOL_COALESCE_MAX_FRAMES,
1822         .get_drvinfo = qlcnic_get_drvinfo,
1823         .get_regs_len = qlcnic_get_regs_len,
1824         .get_regs = qlcnic_get_regs,
1825         .get_link = ethtool_op_get_link,
1826         .get_eeprom_len = qlcnic_get_eeprom_len,
1827         .get_eeprom = qlcnic_get_eeprom,
1828         .get_ringparam = qlcnic_get_ringparam,
1829         .set_ringparam = qlcnic_set_ringparam,
1830         .get_channels = qlcnic_get_channels,
1831         .set_channels = qlcnic_set_channels,
1832         .get_pauseparam = qlcnic_get_pauseparam,
1833         .set_pauseparam = qlcnic_set_pauseparam,
1834         .get_wol = qlcnic_get_wol,
1835         .set_wol = qlcnic_set_wol,
1836         .self_test = qlcnic_diag_test,
1837         .get_strings = qlcnic_get_strings,
1838         .get_ethtool_stats = qlcnic_get_ethtool_stats,
1839         .get_sset_count = qlcnic_get_sset_count,
1840         .get_coalesce = qlcnic_get_intr_coalesce,
1841         .set_coalesce = qlcnic_set_intr_coalesce,
1842         .set_phys_id = qlcnic_set_led,
1843         .set_msglevel = qlcnic_set_msglevel,
1844         .get_msglevel = qlcnic_get_msglevel,
1845         .get_dump_flag = qlcnic_get_dump_flag,
1846         .get_dump_data = qlcnic_get_dump_data,
1847         .set_dump = qlcnic_set_dump,
1848         .get_link_ksettings = qlcnic_get_link_ksettings,
1849         .set_link_ksettings = qlcnic_set_link_ksettings,
1850 };
1851
1852 const struct ethtool_ops qlcnic_sriov_vf_ethtool_ops = {
1853         .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
1854                                      ETHTOOL_COALESCE_MAX_FRAMES,
1855         .get_drvinfo            = qlcnic_get_drvinfo,
1856         .get_regs_len           = qlcnic_get_regs_len,
1857         .get_regs               = qlcnic_get_regs,
1858         .get_link               = ethtool_op_get_link,
1859         .get_eeprom_len         = qlcnic_get_eeprom_len,
1860         .get_eeprom             = qlcnic_get_eeprom,
1861         .get_ringparam          = qlcnic_get_ringparam,
1862         .set_ringparam          = qlcnic_set_ringparam,
1863         .get_channels           = qlcnic_get_channels,
1864         .get_pauseparam         = qlcnic_get_pauseparam,
1865         .get_wol                = qlcnic_get_wol,
1866         .get_strings            = qlcnic_get_strings,
1867         .get_ethtool_stats      = qlcnic_get_ethtool_stats,
1868         .get_sset_count         = qlcnic_get_sset_count,
1869         .get_coalesce           = qlcnic_get_intr_coalesce,
1870         .set_coalesce           = qlcnic_set_intr_coalesce,
1871         .set_msglevel           = qlcnic_set_msglevel,
1872         .get_msglevel           = qlcnic_get_msglevel,
1873         .get_link_ksettings     = qlcnic_get_link_ksettings,
1874 };
1875
1876 const struct ethtool_ops qlcnic_ethtool_failed_ops = {
1877         .get_drvinfo            = qlcnic_get_drvinfo,
1878         .set_msglevel           = qlcnic_set_msglevel,
1879         .get_msglevel           = qlcnic_get_msglevel,
1880         .set_dump               = qlcnic_set_dump,
1881         .get_link_ksettings     = qlcnic_get_link_ksettings,
1882 };