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