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