drivers/net/qlcnic/qlcnic_ethtool.c

   1 /*
   2  * Copyright (C) 2009 - QLogic Corporation.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  18  * MA  02111-1307, USA.
  19  *
  20  * The full GNU General Public License is included in this distribution
  21  * in the file called "COPYING".
  22  *
  23  */
  24
  25 #include <linux/types.h>
  26 #include <linux/delay.h>
  27 #include <linux/pci.h>
  28 #include <linux/io.h>
  29 #include <linux/netdevice.h>
  30 #include <linux/ethtool.h>
  31
  32 #include "qlcnic.h"
  33
  34 struct qlcnic_stats {
  35         char stat_string[ETH_GSTRING_LEN];
  36         int sizeof_stat;
  37         int stat_offset;
  38 };
  39
  40 #define QLC_SIZEOF(m) FIELD_SIZEOF(struct qlcnic_adapter, m)
  41 #define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
  42
  43 static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
  44         {"xmit_called",
  45                 QLC_SIZEOF(stats.xmitcalled), QLC_OFF(stats.xmitcalled)},
  46         {"xmit_finished",
  47                 QLC_SIZEOF(stats.xmitfinished), QLC_OFF(stats.xmitfinished)},
  48         {"rx_dropped",
  49                 QLC_SIZEOF(stats.rxdropped), QLC_OFF(stats.rxdropped)},
  50         {"tx_dropped",
  51                 QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
  52         {"csummed",
  53                 QLC_SIZEOF(stats.csummed), QLC_OFF(stats.csummed)},
  54         {"rx_pkts",
  55                 QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
  56         {"lro_pkts",
  57                 QLC_SIZEOF(stats.lro_pkts), QLC_OFF(stats.lro_pkts)},
  58         {"rx_bytes",
  59                 QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
  60         {"tx_bytes",
  61                 QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)},
  62         {"lrobytes",
  63                 QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
  64         {"lso_frames",
  65                 QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
  66         {"xmit_on",
  67                 QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
  68         {"xmit_off",
  69                 QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
  70         {"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure),
  71                 QLC_OFF(stats.skb_alloc_failure)},
  72
  73 };
  74
  75 #define QLCNIC_STATS_LEN        ARRAY_SIZE(qlcnic_gstrings_stats)
  76
  77 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
  78         "Register_Test_on_offline",
  79         "Link_Test_on_offline",
  80         "Interrupt_Test_offline",
  81         "Loopback_Test_offline"
  82 };
  83
  84 #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
  85
  86 #define QLCNIC_RING_REGS_COUNT  20
  87 #define QLCNIC_RING_REGS_LEN    (QLCNIC_RING_REGS_COUNT * sizeof(u32))
  88 #define QLCNIC_MAX_EEPROM_LEN   1024
  89
  90 static const u32 diag_registers[] = {
  91         CRB_CMDPEG_STATE,
  92         CRB_RCVPEG_STATE,
  93         CRB_XG_STATE_P3,
  94         CRB_FW_CAPABILITIES_1,
  95         ISR_INT_STATE_REG,
  96         QLCNIC_CRB_DEV_REF_COUNT,
  97         QLCNIC_CRB_DEV_STATE,
  98         QLCNIC_CRB_DRV_STATE,
  99         QLCNIC_CRB_DRV_SCRATCH,
 100         QLCNIC_CRB_DEV_PARTITION_INFO,
 101         QLCNIC_CRB_DRV_IDC_VER,
 102         QLCNIC_PEG_ALIVE_COUNTER,
 103         QLCNIC_PEG_HALT_STATUS1,
 104         QLCNIC_PEG_HALT_STATUS2,
 105         QLCNIC_CRB_PEG_NET_0+0x3c,
 106         QLCNIC_CRB_PEG_NET_1+0x3c,
 107         QLCNIC_CRB_PEG_NET_2+0x3c,
 108         QLCNIC_CRB_PEG_NET_4+0x3c,
 109         -1
 110 };
 111
 112 static int qlcnic_get_regs_len(struct net_device *dev)
 113 {
 114         return sizeof(diag_registers) + QLCNIC_RING_REGS_LEN;
 115 }
 116
 117 static int qlcnic_get_eeprom_len(struct net_device *dev)
 118 {
 119         return QLCNIC_FLASH_TOTAL_SIZE;
 120 }
 121
 122 static void
 123 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 124 {
 125         struct qlcnic_adapter *adapter = netdev_priv(dev);
 126         u32 fw_major, fw_minor, fw_build;
 127
 128         fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
 129         fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
 130         fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
 131         sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
 132
 133         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 134         strlcpy(drvinfo->driver, qlcnic_driver_name, 32);
 135         strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID, 32);
 136 }
 137
 138 static int
 139 qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 140 {
 141         struct qlcnic_adapter *adapter = netdev_priv(dev);
 142         int check_sfp_module = 0;
 143         u16 pcifn = adapter->ahw.pci_func;
 144
 145         /* read which mode */
 146         if (adapter->ahw.port_type == QLCNIC_GBE) {
 147                 ecmd->supported = (SUPPORTED_10baseT_Half |
 148                                    SUPPORTED_10baseT_Full |
 149                                    SUPPORTED_100baseT_Half |
 150                                    SUPPORTED_100baseT_Full |
 151                                    SUPPORTED_1000baseT_Half |
 152                                    SUPPORTED_1000baseT_Full);
 153
 154                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 155                                      ADVERTISED_100baseT_Full |
 156                                      ADVERTISED_1000baseT_Half |
 157                                      ADVERTISED_1000baseT_Full);
 158
 159                 ecmd->speed = adapter->link_speed;
 160                 ecmd->duplex = adapter->link_duplex;
 161                 ecmd->autoneg = adapter->link_autoneg;
 162
 163         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 164                 u32 val;
 165
 166                 val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR);
 167                 if (val == QLCNIC_PORT_MODE_802_3_AP) {
 168                         ecmd->supported = SUPPORTED_1000baseT_Full;
 169                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 170                 } else {
 171                         ecmd->supported = SUPPORTED_10000baseT_Full;
 172                         ecmd->advertising = ADVERTISED_10000baseT_Full;
 173                 }
 174
 175                 if (netif_running(dev) && adapter->has_link_events) {
 176                         ecmd->speed = adapter->link_speed;
 177                         ecmd->autoneg = adapter->link_autoneg;
 178                         ecmd->duplex = adapter->link_duplex;
 179                         goto skip;
 180                 }
 181
 182                 val = QLCRD32(adapter, P3_LINK_SPEED_REG(pcifn));
 183                 ecmd->speed = P3_LINK_SPEED_MHZ *
 184                         P3_LINK_SPEED_VAL(pcifn, val);
 185                 ecmd->duplex = DUPLEX_FULL;
 186                 ecmd->autoneg = AUTONEG_DISABLE;
 187         } else
 188                 return -EIO;
 189
 190 skip:
 191         ecmd->phy_address = adapter->physical_port;
 192         ecmd->transceiver = XCVR_EXTERNAL;
 193
 194         switch (adapter->ahw.board_type) {
 195         case QLCNIC_BRDTYPE_P3_REF_QG:
 196         case QLCNIC_BRDTYPE_P3_4_GB:
 197         case QLCNIC_BRDTYPE_P3_4_GB_MM:
 198
 199                 ecmd->supported |= SUPPORTED_Autoneg;
 200                 ecmd->advertising |= ADVERTISED_Autoneg;
 201         case QLCNIC_BRDTYPE_P3_10G_CX4:
 202         case QLCNIC_BRDTYPE_P3_10G_CX4_LP:
 203         case QLCNIC_BRDTYPE_P3_10000_BASE_T:
 204                 ecmd->supported |= SUPPORTED_TP;
 205                 ecmd->advertising |= ADVERTISED_TP;
 206                 ecmd->port = PORT_TP;
 207                 ecmd->autoneg =  adapter->link_autoneg;
 208                 break;
 209         case QLCNIC_BRDTYPE_P3_IMEZ:
 210         case QLCNIC_BRDTYPE_P3_XG_LOM:
 211         case QLCNIC_BRDTYPE_P3_HMEZ:
 212                 ecmd->supported |= SUPPORTED_MII;
 213                 ecmd->advertising |= ADVERTISED_MII;
 214                 ecmd->port = PORT_MII;
 215                 ecmd->autoneg = AUTONEG_DISABLE;
 216                 break;
 217         case QLCNIC_BRDTYPE_P3_10G_SFP_PLUS:
 218         case QLCNIC_BRDTYPE_P3_10G_SFP_CT:
 219         case QLCNIC_BRDTYPE_P3_10G_SFP_QT:
 220                 ecmd->advertising |= ADVERTISED_TP;
 221                 ecmd->supported |= SUPPORTED_TP;
 222                 check_sfp_module = netif_running(dev) &&
 223                         adapter->has_link_events;
 224         case QLCNIC_BRDTYPE_P3_10G_XFP:
 225                 ecmd->supported |= SUPPORTED_FIBRE;
 226                 ecmd->advertising |= ADVERTISED_FIBRE;
 227                 ecmd->port = PORT_FIBRE;
 228                 ecmd->autoneg = AUTONEG_DISABLE;
 229                 break;
 230         case QLCNIC_BRDTYPE_P3_10G_TP:
 231                 if (adapter->ahw.port_type == QLCNIC_XGBE) {
 232                         ecmd->autoneg = AUTONEG_DISABLE;
 233                         ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 234                         ecmd->advertising |=
 235                                 (ADVERTISED_FIBRE | ADVERTISED_TP);
 236                         ecmd->port = PORT_FIBRE;
 237                         check_sfp_module = netif_running(dev) &&
 238                                 adapter->has_link_events;
 239                 } else {
 240                         ecmd->autoneg = AUTONEG_ENABLE;
 241                         ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 242                         ecmd->advertising |=
 243                                 (ADVERTISED_TP | ADVERTISED_Autoneg);
 244                         ecmd->port = PORT_TP;
 245                 }
 246                 break;
 247         default:
 248                 dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
 249                         adapter->ahw.board_type);
 250                 return -EIO;
 251         }
 252
 253         if (check_sfp_module) {
 254                 switch (adapter->module_type) {
 255                 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 256                 case LINKEVENT_MODULE_OPTICAL_SRLR:
 257                 case LINKEVENT_MODULE_OPTICAL_LRM:
 258                 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 259                         ecmd->port = PORT_FIBRE;
 260                         break;
 261                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 262                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 263                 case LINKEVENT_MODULE_TWINAX:
 264                         ecmd->port = PORT_TP;
 265                         break;
 266                 default:
 267                         ecmd->port = PORT_OTHER;
 268                 }
 269         }
 270
 271         return 0;
 272 }
 273
 274 static int
 275 qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 276 {
 277         struct qlcnic_adapter *adapter = netdev_priv(dev);
 278         __u32 status;
 279
 280         /* read which mode */
 281         if (adapter->ahw.port_type == QLCNIC_GBE) {
 282                 /* autonegotiation */
 283                 if (qlcnic_fw_cmd_set_phy(adapter,
 284                                QLCNIC_NIU_GB_MII_MGMT_ADDR_AUTONEG,
 285                                ecmd->autoneg) != 0)
 286                         return -EIO;
 287                 else
 288                         adapter->link_autoneg = ecmd->autoneg;
 289
 290                 if (qlcnic_fw_cmd_query_phy(adapter,
 291                               QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 292                               &status) != 0)
 293                         return -EIO;
 294
 295                 switch (ecmd->speed) {
 296                 case SPEED_10:
 297                         qlcnic_set_phy_speed(status, 0);
 298                         break;
 299                 case SPEED_100:
 300                         qlcnic_set_phy_speed(status, 1);
 301                         break;
 302                 case SPEED_1000:
 303                         qlcnic_set_phy_speed(status, 2);
 304                         break;
 305                 }
 306
 307                 if (ecmd->duplex == DUPLEX_HALF)
 308                         qlcnic_clear_phy_duplex(status);
 309                 if (ecmd->duplex == DUPLEX_FULL)
 310                         qlcnic_set_phy_duplex(status);
 311                 if (qlcnic_fw_cmd_set_phy(adapter,
 312                                QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 313                                *((int *)&status)) != 0)
 314                         return -EIO;
 315                 else {
 316                         adapter->link_speed = ecmd->speed;
 317                         adapter->link_duplex = ecmd->duplex;
 318                 }
 319         } else
 320                 return -EOPNOTSUPP;
 321
 322         if (!netif_running(dev))
 323                 return 0;
 324
 325         dev->netdev_ops->ndo_stop(dev);
 326         return dev->netdev_ops->ndo_open(dev);
 327 }
 328
 329 static void
 330 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 331 {
 332         struct qlcnic_adapter *adapter = netdev_priv(dev);
 333         struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
 334         struct qlcnic_host_sds_ring *sds_ring;
 335         u32 *regs_buff = p;
 336         int ring, i = 0;
 337
 338         memset(p, 0, qlcnic_get_regs_len(dev));
 339         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 340             (adapter->pdev)->device;
 341
 342         for (i = 0; diag_registers[i] != -1; i++)
 343                 regs_buff[i] = QLCRD32(adapter, diag_registers[i]);
 344
 345         if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
 346                 return;
 347
 348         regs_buff[i++] = 0xFFEFCDAB; /* Marker btw regs and ring count*/
 349
 350         regs_buff[i++] = 1; /* No. of tx ring */
 351         regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
 352         regs_buff[i++] = readl(adapter->tx_ring->crb_cmd_producer);
 353
 354         regs_buff[i++] = 2; /* No. of rx ring */
 355         regs_buff[i++] = readl(recv_ctx->rds_rings[0].crb_rcv_producer);
 356         regs_buff[i++] = readl(recv_ctx->rds_rings[1].crb_rcv_producer);
 357
 358         regs_buff[i++] = adapter->max_sds_rings;
 359
 360         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 361                 sds_ring = &(recv_ctx->sds_rings[ring]);
 362                 regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
 363         }
 364 }
 365
 366 static u32 qlcnic_test_link(struct net_device *dev)
 367 {
 368         struct qlcnic_adapter *adapter = netdev_priv(dev);
 369         u32 val;
 370
 371         val = QLCRD32(adapter, CRB_XG_STATE_P3);
 372         val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
 373         return (val == XG_LINK_UP_P3) ? 0 : 1;
 374 }
 375
 376 static int
 377 qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 378                       u8 *bytes)
 379 {
 380         struct qlcnic_adapter *adapter = netdev_priv(dev);
 381         int offset;
 382         int ret;
 383
 384         if (eeprom->len == 0)
 385                 return -EINVAL;
 386
 387         eeprom->magic = (adapter->pdev)->vendor |
 388                         ((adapter->pdev)->device << 16);
 389         offset = eeprom->offset;
 390
 391         ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
 392                                                 eeprom->len);
 393         if (ret < 0)
 394                 return ret;
 395
 396         return 0;
 397 }
 398
 399 static void
 400 qlcnic_get_ringparam(struct net_device *dev,
 401                 struct ethtool_ringparam *ring)
 402 {
 403         struct qlcnic_adapter *adapter = netdev_priv(dev);
 404
 405         ring->rx_pending = adapter->num_rxd;
 406         ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
 407         ring->rx_jumbo_pending += adapter->num_lro_rxd;
 408         ring->tx_pending = adapter->num_txd;
 409
 410         if (adapter->ahw.port_type == QLCNIC_GBE) {
 411                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
 412                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
 413         } else {
 414                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
 415                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 416         }
 417
 418         ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
 419
 420         ring->rx_mini_max_pending = 0;
 421         ring->rx_mini_pending = 0;
 422 }
 423
 424 static u32
 425 qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
 426 {
 427         u32 num_desc;
 428         num_desc = max(val, min);
 429         num_desc = min(num_desc, max);
 430         num_desc = roundup_pow_of_two(num_desc);
 431
 432         if (val != num_desc) {
 433                 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
 434                        qlcnic_driver_name, r_name, num_desc, val);
 435         }
 436
 437         return num_desc;
 438 }
 439
 440 static int
 441 qlcnic_set_ringparam(struct net_device *dev,
 442                 struct ethtool_ringparam *ring)
 443 {
 444         struct qlcnic_adapter *adapter = netdev_priv(dev);
 445         u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
 446         u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 447         u16 num_rxd, num_jumbo_rxd, num_txd;
 448
 449
 450         if (ring->rx_mini_pending)
 451                 return -EOPNOTSUPP;
 452
 453         if (adapter->ahw.port_type == QLCNIC_GBE) {
 454                 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
 455                 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 456         }
 457
 458         num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
 459                         MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
 460
 461         num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
 462                         MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
 463
 464         num_txd = qlcnic_validate_ringparam(ring->tx_pending,
 465                         MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
 466
 467         if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
 468                         num_jumbo_rxd == adapter->num_jumbo_rxd)
 469                 return 0;
 470
 471         adapter->num_rxd = num_rxd;
 472         adapter->num_jumbo_rxd = num_jumbo_rxd;
 473         adapter->num_txd = num_txd;
 474
 475         return qlcnic_reset_context(adapter);
 476 }
 477
 478 static void
 479 qlcnic_get_pauseparam(struct net_device *netdev,
 480                           struct ethtool_pauseparam *pause)
 481 {
 482         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 483         int port = adapter->physical_port;
 484         __u32 val;
 485
 486         if (adapter->ahw.port_type == QLCNIC_GBE) {
 487                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 488                         return;
 489                 /* get flow control settings */
 490                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
 491                 pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
 492                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
 493                 switch (port) {
 494                 case 0:
 495                         pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
 496                         break;
 497                 case 1:
 498                         pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
 499                         break;
 500                 case 2:
 501                         pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
 502                         break;
 503                 case 3:
 504                 default:
 505                         pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
 506                         break;
 507                 }
 508         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 509                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 510                         return;
 511                 pause->rx_pause = 1;
 512                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
 513                 if (port == 0)
 514                         pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
 515                 else
 516                         pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
 517         } else {
 518                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 519                                         adapter->ahw.port_type);
 520         }
 521 }
 522
 523 static int
 524 qlcnic_set_pauseparam(struct net_device *netdev,
 525                           struct ethtool_pauseparam *pause)
 526 {
 527         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 528         int port = adapter->physical_port;
 529         __u32 val;
 530
 531         /* read mode */
 532         if (adapter->ahw.port_type == QLCNIC_GBE) {
 533                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 534                         return -EIO;
 535                 /* set flow control */
 536                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
 537
 538                 if (pause->rx_pause)
 539                         qlcnic_gb_rx_flowctl(val);
 540                 else
 541                         qlcnic_gb_unset_rx_flowctl(val);
 542
 543                 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
 544                                 val);
 545                 /* set autoneg */
 546                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
 547                 switch (port) {
 548                 case 0:
 549                         if (pause->tx_pause)
 550                                 qlcnic_gb_unset_gb0_mask(val);
 551                         else
 552                                 qlcnic_gb_set_gb0_mask(val);
 553                         break;
 554                 case 1:
 555                         if (pause->tx_pause)
 556                                 qlcnic_gb_unset_gb1_mask(val);
 557                         else
 558                                 qlcnic_gb_set_gb1_mask(val);
 559                         break;
 560                 case 2:
 561                         if (pause->tx_pause)
 562                                 qlcnic_gb_unset_gb2_mask(val);
 563                         else
 564                                 qlcnic_gb_set_gb2_mask(val);
 565                         break;
 566                 case 3:
 567                 default:
 568                         if (pause->tx_pause)
 569                                 qlcnic_gb_unset_gb3_mask(val);
 570                         else
 571                                 qlcnic_gb_set_gb3_mask(val);
 572                         break;
 573                 }
 574                 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
 575         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 576                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 577                         return -EIO;
 578                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
 579                 if (port == 0) {
 580                         if (pause->tx_pause)
 581                                 qlcnic_xg_unset_xg0_mask(val);
 582                         else
 583                                 qlcnic_xg_set_xg0_mask(val);
 584                 } else {
 585                         if (pause->tx_pause)
 586                                 qlcnic_xg_unset_xg1_mask(val);
 587                         else
 588                                 qlcnic_xg_set_xg1_mask(val);
 589                 }
 590                 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
 591         } else {
 592                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 593                                 adapter->ahw.port_type);
 594         }
 595         return 0;
 596 }
 597
 598 static int qlcnic_reg_test(struct net_device *dev)
 599 {
 600         struct qlcnic_adapter *adapter = netdev_priv(dev);
 601         u32 data_read, data_written;
 602
 603         data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0));
 604         if ((data_read & 0xffff) != adapter->pdev->vendor)
 605                 return 1;
 606
 607         data_written = (u32)0xa5a5a5a5;
 608
 609         QLCWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
 610         data_read = QLCRD32(adapter, CRB_SCRATCHPAD_TEST);
 611         if (data_written != data_read)
 612                 return 1;
 613
 614         return 0;
 615 }
 616
 617 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
 618 {
 619         switch (sset) {
 620         case ETH_SS_TEST:
 621                 return QLCNIC_TEST_LEN;
 622         case ETH_SS_STATS:
 623                 return QLCNIC_STATS_LEN;
 624         default:
 625                 return -EOPNOTSUPP;
 626         }
 627 }
 628
 629 #define QLC_ILB_PKT_SIZE 64
 630
 631 static void qlcnic_create_loopback_buff(unsigned char *data)
 632 {
 633         unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
 634         memset(data, 0x4e, QLC_ILB_PKT_SIZE);
 635         memset(data, 0xff, 12);
 636         memcpy(data + 12, random_data, sizeof(random_data));
 637 }
 638
 639 int qlcnic_check_loopback_buff(unsigned char *data)
 640 {
 641         unsigned char buff[QLC_ILB_PKT_SIZE];
 642         qlcnic_create_loopback_buff(buff);
 643         return memcmp(data, buff, QLC_ILB_PKT_SIZE);
 644 }
 645
 646 static int qlcnic_do_ilb_test(struct qlcnic_adapter *adapter)
 647 {
 648         struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
 649         struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
 650         struct sk_buff *skb;
 651         int i;
 652
 653         for (i = 0; i < 16; i++) {
 654                 skb = dev_alloc_skb(QLC_ILB_PKT_SIZE);
 655                 qlcnic_create_loopback_buff(skb->data);
 656                 skb_put(skb, QLC_ILB_PKT_SIZE);
 657
 658                 adapter->diag_cnt = 0;
 659
 660                 qlcnic_xmit_frame(skb, adapter->netdev);
 661
 662                 msleep(5);
 663
 664                 qlcnic_process_rcv_ring_diag(sds_ring);
 665
 666                 dev_kfree_skb_any(skb);
 667                 if (!adapter->diag_cnt)
 668                         return -1;
 669         }
 670         return 0;
 671 }
 672
 673 static int qlcnic_loopback_test(struct net_device *netdev)
 674 {
 675         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 676         int max_sds_rings = adapter->max_sds_rings;
 677         int ret;
 678
 679         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 680                 return -EIO;
 681
 682         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
 683         if (ret)
 684                 goto clear_it;
 685
 686         ret = qlcnic_set_ilb_mode(adapter);
 687         if (ret)
 688                 goto done;
 689
 690         ret = qlcnic_do_ilb_test(adapter);
 691
 692         qlcnic_clear_ilb_mode(adapter);
 693
 694 done:
 695         qlcnic_diag_free_res(netdev, max_sds_rings);
 696
 697 clear_it:
 698         adapter->max_sds_rings = max_sds_rings;
 699         clear_bit(__QLCNIC_RESETTING, &adapter->state);
 700         return ret;
 701 }
 702
 703 static int qlcnic_irq_test(struct net_device *netdev)
 704 {
 705         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 706         int max_sds_rings = adapter->max_sds_rings;
 707         int ret;
 708
 709         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 710                 return -EIO;
 711
 712         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
 713         if (ret)
 714                 goto clear_it;
 715
 716         adapter->diag_cnt = 0;
 717         ret = qlcnic_issue_cmd(adapter, adapter->ahw.pci_func,
 718                         QLCHAL_VERSION, adapter->portnum, 0, 0, 0x00000011);
 719         if (ret)
 720                 goto done;
 721
 722         msleep(10);
 723
 724         ret = !adapter->diag_cnt;
 725
 726 done:
 727         qlcnic_diag_free_res(netdev, max_sds_rings);
 728
 729 clear_it:
 730         adapter->max_sds_rings = max_sds_rings;
 731         clear_bit(__QLCNIC_RESETTING, &adapter->state);
 732         return ret;
 733 }
 734
 735 static void
 736 qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 737                      u64 *data)
 738 {
 739         memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
 740
 741         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 742                 data[2] = qlcnic_irq_test(dev);
 743                 if (data[2])
 744                         eth_test->flags |= ETH_TEST_FL_FAILED;
 745
 746                 data[3] = qlcnic_loopback_test(dev);
 747                 if (data[3])
 748                         eth_test->flags |= ETH_TEST_FL_FAILED;
 749
 750         }
 751
 752         data[0] = qlcnic_reg_test(dev);
 753         if (data[0])
 754                 eth_test->flags |= ETH_TEST_FL_FAILED;
 755
 756         /* link test */
 757         data[1] = (u64) qlcnic_test_link(dev);
 758         if (data[1])
 759                 eth_test->flags |= ETH_TEST_FL_FAILED;
 760 }
 761
 762 static void
 763 qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 764 {
 765         int index;
 766
 767         switch (stringset) {
 768         case ETH_SS_TEST:
 769                 memcpy(data, *qlcnic_gstrings_test,
 770                        QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
 771                 break;
 772         case ETH_SS_STATS:
 773                 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
 774                         memcpy(data + index * ETH_GSTRING_LEN,
 775                                qlcnic_gstrings_stats[index].stat_string,
 776                                ETH_GSTRING_LEN);
 777                 }
 778                 break;
 779         }
 780 }
 781
 782 static void
 783 qlcnic_get_ethtool_stats(struct net_device *dev,
 784                              struct ethtool_stats *stats, u64 * data)
 785 {
 786         struct qlcnic_adapter *adapter = netdev_priv(dev);
 787         int index;
 788
 789         for (index = 0; index < QLCNIC_STATS_LEN; index++) {
 790                 char *p =
 791                     (char *)adapter +
 792                     qlcnic_gstrings_stats[index].stat_offset;
 793                 data[index] =
 794                     (qlcnic_gstrings_stats[index].sizeof_stat ==
 795                      sizeof(u64)) ? *(u64 *)p:(*(u32 *)p);
 796         }
 797 }
 798
 799 static u32 qlcnic_get_tx_csum(struct net_device *dev)
 800 {
 801         return dev->features & NETIF_F_IP_CSUM;
 802 }
 803
 804 static u32 qlcnic_get_rx_csum(struct net_device *dev)
 805 {
 806         struct qlcnic_adapter *adapter = netdev_priv(dev);
 807         return adapter->rx_csum;
 808 }
 809
 810 static int qlcnic_set_rx_csum(struct net_device *dev, u32 data)
 811 {
 812         struct qlcnic_adapter *adapter = netdev_priv(dev);
 813         adapter->rx_csum = !!data;
 814         return 0;
 815 }
 816
 817 static u32 qlcnic_get_tso(struct net_device *dev)
 818 {
 819         return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
 820 }
 821
 822 static int qlcnic_set_tso(struct net_device *dev, u32 data)
 823 {
 824         if (data)
 825                 dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
 826         else
 827                 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
 828
 829         return 0;
 830 }
 831
 832 static int qlcnic_blink_led(struct net_device *dev, u32 val)
 833 {
 834         struct qlcnic_adapter *adapter = netdev_priv(dev);
 835         int ret;
 836
 837         ret = qlcnic_config_led(adapter, 1, 0xf);
 838         if (ret) {
 839                 dev_err(&adapter->pdev->dev,
 840                         "Failed to set LED blink state.\n");
 841                 return ret;
 842         }
 843
 844         msleep_interruptible(val * 1000);
 845
 846         ret = qlcnic_config_led(adapter, 0, 0xf);
 847         if (ret) {
 848                 dev_err(&adapter->pdev->dev,
 849                         "Failed to reset LED blink state.\n");
 850                 return ret;
 851         }
 852
 853         return 0;
 854 }
 855
 856 static void
 857 qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 858 {
 859         struct qlcnic_adapter *adapter = netdev_priv(dev);
 860         u32 wol_cfg;
 861
 862         wol->supported = 0;
 863         wol->wolopts = 0;
 864
 865         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
 866         if (wol_cfg & (1UL << adapter->portnum))
 867                 wol->supported |= WAKE_MAGIC;
 868
 869         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
 870         if (wol_cfg & (1UL << adapter->portnum))
 871                 wol->wolopts |= WAKE_MAGIC;
 872 }
 873
 874 static int
 875 qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 876 {
 877         struct qlcnic_adapter *adapter = netdev_priv(dev);
 878         u32 wol_cfg;
 879
 880         if (wol->wolopts & ~WAKE_MAGIC)
 881                 return -EOPNOTSUPP;
 882
 883         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
 884         if (!(wol_cfg & (1 << adapter->portnum)))
 885                 return -EOPNOTSUPP;
 886
 887         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
 888         if (wol->wolopts & WAKE_MAGIC)
 889                 wol_cfg |= 1UL << adapter->portnum;
 890         else
 891                 wol_cfg &= ~(1UL << adapter->portnum);
 892
 893         QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
 894
 895         return 0;
 896 }
 897
 898 /*
 899  * Set the coalescing parameters. Currently only normal is supported.
 900  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 901  * firmware coalescing to default.
 902  */
 903 static int qlcnic_set_intr_coalesce(struct net_device *netdev,
 904                         struct ethtool_coalesce *ethcoal)
 905 {
 906         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 907
 908         if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
 909                 return -EINVAL;
 910
 911         /*
 912         * Return Error if unsupported values or
 913         * unsupported parameters are set.
 914         */
 915         if (ethcoal->rx_coalesce_usecs > 0xffff ||
 916                 ethcoal->rx_max_coalesced_frames > 0xffff ||
 917                 ethcoal->tx_coalesce_usecs > 0xffff ||
 918                 ethcoal->tx_max_coalesced_frames > 0xffff ||
 919                 ethcoal->rx_coalesce_usecs_irq ||
 920                 ethcoal->rx_max_coalesced_frames_irq ||
 921                 ethcoal->tx_coalesce_usecs_irq ||
 922                 ethcoal->tx_max_coalesced_frames_irq ||
 923                 ethcoal->stats_block_coalesce_usecs ||
 924                 ethcoal->use_adaptive_rx_coalesce ||
 925                 ethcoal->use_adaptive_tx_coalesce ||
 926                 ethcoal->pkt_rate_low ||
 927                 ethcoal->rx_coalesce_usecs_low ||
 928                 ethcoal->rx_max_coalesced_frames_low ||
 929                 ethcoal->tx_coalesce_usecs_low ||
 930                 ethcoal->tx_max_coalesced_frames_low ||
 931                 ethcoal->pkt_rate_high ||
 932                 ethcoal->rx_coalesce_usecs_high ||
 933                 ethcoal->rx_max_coalesced_frames_high ||
 934                 ethcoal->tx_coalesce_usecs_high ||
 935                 ethcoal->tx_max_coalesced_frames_high)
 936                 return -EINVAL;
 937
 938         if (!ethcoal->rx_coalesce_usecs ||
 939                 !ethcoal->rx_max_coalesced_frames) {
 940                 adapter->coal.flags = QLCNIC_INTR_DEFAULT;
 941                 adapter->coal.normal.data.rx_time_us =
 942                         QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US;
 943                 adapter->coal.normal.data.rx_packets =
 944                         QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS;
 945         } else {
 946                 adapter->coal.flags = 0;
 947                 adapter->coal.normal.data.rx_time_us =
 948                 ethcoal->rx_coalesce_usecs;
 949                 adapter->coal.normal.data.rx_packets =
 950                 ethcoal->rx_max_coalesced_frames;
 951         }
 952         adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 953         adapter->coal.normal.data.tx_packets =
 954         ethcoal->tx_max_coalesced_frames;
 955
 956         qlcnic_config_intr_coalesce(adapter);
 957
 958         return 0;
 959 }
 960
 961 static int qlcnic_get_intr_coalesce(struct net_device *netdev,
 962                         struct ethtool_coalesce *ethcoal)
 963 {
 964         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 965
 966         if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
 967                 return -EINVAL;
 968
 969         ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
 970         ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
 971         ethcoal->rx_max_coalesced_frames =
 972                 adapter->coal.normal.data.rx_packets;
 973         ethcoal->tx_max_coalesced_frames =
 974                 adapter->coal.normal.data.tx_packets;
 975
 976         return 0;
 977 }
 978
 979 static int qlcnic_set_flags(struct net_device *netdev, u32 data)
 980 {
 981         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 982         int hw_lro;
 983
 984         if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
 985                 return -EINVAL;
 986
 987         ethtool_op_set_flags(netdev, data);
 988
 989         hw_lro = (data & ETH_FLAG_LRO) ? QLCNIC_LRO_ENABLED : 0;
 990
 991         if (qlcnic_config_hw_lro(adapter, hw_lro))
 992                 return -EIO;
 993
 994         if ((hw_lro == 0) && qlcnic_send_lro_cleanup(adapter))
 995                 return -EIO;
 996
 997
 998         return 0;
 999 }
1000
1001 static u32 qlcnic_get_msglevel(struct net_device *netdev)
1002 {
1003         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1004
1005         return adapter->msg_enable;
1006 }
1007
1008 static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
1009 {
1010         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1011
1012         adapter->msg_enable = msglvl;
1013 }
1014
1015 const struct ethtool_ops qlcnic_ethtool_ops = {
1016         .get_settings = qlcnic_get_settings,
1017         .set_settings = qlcnic_set_settings,
1018         .get_drvinfo = qlcnic_get_drvinfo,
1019         .get_regs_len = qlcnic_get_regs_len,
1020         .get_regs = qlcnic_get_regs,
1021         .get_link = ethtool_op_get_link,
1022         .get_eeprom_len = qlcnic_get_eeprom_len,
1023         .get_eeprom = qlcnic_get_eeprom,
1024         .get_ringparam = qlcnic_get_ringparam,
1025         .set_ringparam = qlcnic_set_ringparam,
1026         .get_pauseparam = qlcnic_get_pauseparam,
1027         .set_pauseparam = qlcnic_set_pauseparam,
1028         .get_tx_csum = qlcnic_get_tx_csum,
1029         .set_tx_csum = ethtool_op_set_tx_csum,
1030         .set_sg = ethtool_op_set_sg,
1031         .get_tso = qlcnic_get_tso,
1032         .set_tso = qlcnic_set_tso,
1033         .get_wol = qlcnic_get_wol,
1034         .set_wol = qlcnic_set_wol,
1035         .self_test = qlcnic_diag_test,
1036         .get_strings = qlcnic_get_strings,
1037         .get_ethtool_stats = qlcnic_get_ethtool_stats,
1038         .get_sset_count = qlcnic_get_sset_count,
1039         .get_rx_csum = qlcnic_get_rx_csum,
1040         .set_rx_csum = qlcnic_set_rx_csum,
1041         .get_coalesce = qlcnic_get_intr_coalesce,
1042         .set_coalesce = qlcnic_set_intr_coalesce,
1043         .get_flags = ethtool_op_get_flags,
1044         .set_flags = qlcnic_set_flags,
1045         .phys_id = qlcnic_blink_led,
1046         .set_msglevel = qlcnic_set_msglevel,
1047         .get_msglevel = qlcnic_get_msglevel,
1048 };