drivers/net/vmxnet3/vmxnet3_ethtool.c

   1 /*
   2  * Linux driver for VMware's vmxnet3 ethernet NIC.
   3  *
   4  * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; version 2 of the License and no 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, GOOD TITLE or
  13  * NON INFRINGEMENT.  See the GNU General Public License for more
  14  * details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * The full GNU General Public License is included in this distribution in
  21  * the file called "COPYING".
  22  *
  23  * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
  24  *
  25  */
  26
  27
  28 #include "vmxnet3_int.h"
  29
  30 struct vmxnet3_stat_desc {
  31         char desc[ETH_GSTRING_LEN];
  32         int  offset;
  33 };
  34
  35
  36 static u32
  37 vmxnet3_get_rx_csum(struct net_device *netdev)
  38 {
  39         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
  40         return adapter->rxcsum;
  41 }
  42
  43
  44 static int
  45 vmxnet3_set_rx_csum(struct net_device *netdev, u32 val)
  46 {
  47         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
  48
  49         if (adapter->rxcsum != val) {
  50                 adapter->rxcsum = val;
  51                 if (netif_running(netdev)) {
  52                         if (val)
  53                                 set_flag_le64(
  54                                 &adapter->shared->devRead.misc.uptFeatures,
  55                                 UPT1_F_RXCSUM);
  56                         else
  57                                 reset_flag_le64(
  58                                 &adapter->shared->devRead.misc.uptFeatures,
  59                                 UPT1_F_RXCSUM);
  60
  61                         VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
  62                                                VMXNET3_CMD_UPDATE_FEATURE);
  63                 }
  64         }
  65         return 0;
  66 }
  67
  68
  69 /* per tq stats maintained by the device */
  70 static const struct vmxnet3_stat_desc
  71 vmxnet3_tq_dev_stats[] = {
  72         /* description,         offset */
  73         { "TSO pkts tx",        offsetof(struct UPT1_TxStats, TSOPktsTxOK) },
  74         { "TSO bytes tx",       offsetof(struct UPT1_TxStats, TSOBytesTxOK) },
  75         { "ucast pkts tx",      offsetof(struct UPT1_TxStats, ucastPktsTxOK) },
  76         { "ucast bytes tx",     offsetof(struct UPT1_TxStats, ucastBytesTxOK) },
  77         { "mcast pkts tx",      offsetof(struct UPT1_TxStats, mcastPktsTxOK) },
  78         { "mcast bytes tx",     offsetof(struct UPT1_TxStats, mcastBytesTxOK) },
  79         { "bcast pkts tx",      offsetof(struct UPT1_TxStats, bcastPktsTxOK) },
  80         { "bcast bytes tx",     offsetof(struct UPT1_TxStats, bcastBytesTxOK) },
  81         { "pkts tx err",        offsetof(struct UPT1_TxStats, pktsTxError) },
  82         { "pkts tx discard",    offsetof(struct UPT1_TxStats, pktsTxDiscard) },
  83 };
  84
  85 /* per tq stats maintained by the driver */
  86 static const struct vmxnet3_stat_desc
  87 vmxnet3_tq_driver_stats[] = {
  88         /* description,         offset */
  89         {"drv dropped tx total", offsetof(struct vmxnet3_tq_driver_stats,
  90                                         drop_total) },
  91         { "   too many frags",  offsetof(struct vmxnet3_tq_driver_stats,
  92                                         drop_too_many_frags) },
  93         { "   giant hdr",       offsetof(struct vmxnet3_tq_driver_stats,
  94                                         drop_oversized_hdr) },
  95         { "   hdr err",         offsetof(struct vmxnet3_tq_driver_stats,
  96                                         drop_hdr_inspect_err) },
  97         { "   tso",             offsetof(struct vmxnet3_tq_driver_stats,
  98                                         drop_tso) },
  99         { "ring full",          offsetof(struct vmxnet3_tq_driver_stats,
 100                                         tx_ring_full) },
 101         { "pkts linearized",    offsetof(struct vmxnet3_tq_driver_stats,
 102                                         linearized) },
 103         { "hdr cloned",         offsetof(struct vmxnet3_tq_driver_stats,
 104                                         copy_skb_header) },
 105         { "giant hdr",          offsetof(struct vmxnet3_tq_driver_stats,
 106                                         oversized_hdr) },
 107 };
 108
 109 /* per rq stats maintained by the device */
 110 static const struct vmxnet3_stat_desc
 111 vmxnet3_rq_dev_stats[] = {
 112         { "LRO pkts rx",        offsetof(struct UPT1_RxStats, LROPktsRxOK) },
 113         { "LRO byte rx",        offsetof(struct UPT1_RxStats, LROBytesRxOK) },
 114         { "ucast pkts rx",      offsetof(struct UPT1_RxStats, ucastPktsRxOK) },
 115         { "ucast bytes rx",     offsetof(struct UPT1_RxStats, ucastBytesRxOK) },
 116         { "mcast pkts rx",      offsetof(struct UPT1_RxStats, mcastPktsRxOK) },
 117         { "mcast bytes rx",     offsetof(struct UPT1_RxStats, mcastBytesRxOK) },
 118         { "bcast pkts rx",      offsetof(struct UPT1_RxStats, bcastPktsRxOK) },
 119         { "bcast bytes rx",     offsetof(struct UPT1_RxStats, bcastBytesRxOK) },
 120         { "pkts rx out of buf", offsetof(struct UPT1_RxStats, pktsRxOutOfBuf) },
 121         { "pkts rx err",        offsetof(struct UPT1_RxStats, pktsRxError) },
 122 };
 123
 124 /* per rq stats maintained by the driver */
 125 static const struct vmxnet3_stat_desc
 126 vmxnet3_rq_driver_stats[] = {
 127         /* description,         offset */
 128         { "drv dropped rx total", offsetof(struct vmxnet3_rq_driver_stats,
 129                                            drop_total) },
 130         { "   err",            offsetof(struct vmxnet3_rq_driver_stats,
 131                                         drop_err) },
 132         { "   fcs",            offsetof(struct vmxnet3_rq_driver_stats,
 133                                         drop_fcs) },
 134         { "rx buf alloc fail", offsetof(struct vmxnet3_rq_driver_stats,
 135                                         rx_buf_alloc_failure) },
 136 };
 137
 138 /* gloabl stats maintained by the driver */
 139 static const struct vmxnet3_stat_desc
 140 vmxnet3_global_stats[] = {
 141         /* description,         offset */
 142         { "tx timeout count",   offsetof(struct vmxnet3_adapter,
 143                                          tx_timeout_count) }
 144 };
 145
 146
 147 struct net_device_stats *
 148 vmxnet3_get_stats(struct net_device *netdev)
 149 {
 150         struct vmxnet3_adapter *adapter;
 151         struct vmxnet3_tq_driver_stats *drvTxStats;
 152         struct vmxnet3_rq_driver_stats *drvRxStats;
 153         struct UPT1_TxStats *devTxStats;
 154         struct UPT1_RxStats *devRxStats;
 155         struct net_device_stats *net_stats = &netdev->stats;
 156
 157         adapter = netdev_priv(netdev);
 158
 159         /* Collect the dev stats into the shared area */
 160         VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
 161
 162         /* Assuming that we have a single queue device */
 163         devTxStats = &adapter->tqd_start->stats;
 164         devRxStats = &adapter->rqd_start->stats;
 165
 166         /* Get access to the driver stats per queue */
 167         drvTxStats = &adapter->tx_queue.stats;
 168         drvRxStats = &adapter->rx_queue.stats;
 169
 170         memset(net_stats, 0, sizeof(*net_stats));
 171
 172         net_stats->rx_packets = devRxStats->ucastPktsRxOK +
 173                                 devRxStats->mcastPktsRxOK +
 174                                 devRxStats->bcastPktsRxOK;
 175
 176         net_stats->tx_packets = devTxStats->ucastPktsTxOK +
 177                                 devTxStats->mcastPktsTxOK +
 178                                 devTxStats->bcastPktsTxOK;
 179
 180         net_stats->rx_bytes = devRxStats->ucastBytesRxOK +
 181                               devRxStats->mcastBytesRxOK +
 182                               devRxStats->bcastBytesRxOK;
 183
 184         net_stats->tx_bytes = devTxStats->ucastBytesTxOK +
 185                               devTxStats->mcastBytesTxOK +
 186                               devTxStats->bcastBytesTxOK;
 187
 188         net_stats->rx_errors = devRxStats->pktsRxError;
 189         net_stats->tx_errors = devTxStats->pktsTxError;
 190         net_stats->rx_dropped = drvRxStats->drop_total;
 191         net_stats->tx_dropped = drvTxStats->drop_total;
 192         net_stats->multicast =  devRxStats->mcastPktsRxOK;
 193
 194         return net_stats;
 195 }
 196
 197 static int
 198 vmxnet3_get_sset_count(struct net_device *netdev, int sset)
 199 {
 200         switch (sset) {
 201         case ETH_SS_STATS:
 202                 return ARRAY_SIZE(vmxnet3_tq_dev_stats) +
 203                         ARRAY_SIZE(vmxnet3_tq_driver_stats) +
 204                         ARRAY_SIZE(vmxnet3_rq_dev_stats) +
 205                         ARRAY_SIZE(vmxnet3_rq_driver_stats) +
 206                         ARRAY_SIZE(vmxnet3_global_stats);
 207         default:
 208                 return -EOPNOTSUPP;
 209         }
 210 }
 211
 212
 213 static int
 214 vmxnet3_get_regs_len(struct net_device *netdev)
 215 {
 216         return 20 * sizeof(u32);
 217 }
 218
 219
 220 static void
 221 vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
 222 {
 223         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 224
 225         strlcpy(drvinfo->driver, vmxnet3_driver_name, sizeof(drvinfo->driver));
 226         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 227
 228         strlcpy(drvinfo->version, VMXNET3_DRIVER_VERSION_REPORT,
 229                 sizeof(drvinfo->version));
 230         drvinfo->driver[sizeof(drvinfo->version) - 1] = '\0';
 231
 232         strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
 233         drvinfo->fw_version[sizeof(drvinfo->fw_version) - 1] = '\0';
 234
 235         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 236                 ETHTOOL_BUSINFO_LEN);
 237         drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS);
 238         drvinfo->testinfo_len = 0;
 239         drvinfo->eedump_len   = 0;
 240         drvinfo->regdump_len  = vmxnet3_get_regs_len(netdev);
 241 }
 242
 243
 244 static void
 245 vmxnet3_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
 246 {
 247         if (stringset == ETH_SS_STATS) {
 248                 int i;
 249
 250                 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) {
 251                         memcpy(buf, vmxnet3_tq_dev_stats[i].desc,
 252                                ETH_GSTRING_LEN);
 253                         buf += ETH_GSTRING_LEN;
 254                 }
 255                 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) {
 256                         memcpy(buf, vmxnet3_tq_driver_stats[i].desc,
 257                                ETH_GSTRING_LEN);
 258                         buf += ETH_GSTRING_LEN;
 259                 }
 260                 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) {
 261                         memcpy(buf, vmxnet3_rq_dev_stats[i].desc,
 262                                ETH_GSTRING_LEN);
 263                         buf += ETH_GSTRING_LEN;
 264                 }
 265                 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) {
 266                         memcpy(buf, vmxnet3_rq_driver_stats[i].desc,
 267                                ETH_GSTRING_LEN);
 268                         buf += ETH_GSTRING_LEN;
 269                 }
 270                 for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) {
 271                         memcpy(buf, vmxnet3_global_stats[i].desc,
 272                                 ETH_GSTRING_LEN);
 273                         buf += ETH_GSTRING_LEN;
 274                 }
 275         }
 276 }
 277
 278 static u32
 279 vmxnet3_get_flags(struct net_device *netdev) {
 280         return netdev->features;
 281 }
 282
 283 static int
 284 vmxnet3_set_flags(struct net_device *netdev, u32 data) {
 285         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 286         u8 lro_requested = (data & ETH_FLAG_LRO) == 0 ? 0 : 1;
 287         u8 lro_present = (netdev->features & NETIF_F_LRO) == 0 ? 0 : 1;
 288
 289         if (lro_requested ^ lro_present) {
 290                 /* toggle the LRO feature*/
 291                 netdev->features ^= NETIF_F_LRO;
 292
 293                 /* update harware LRO capability accordingly */
 294                 if (lro_requested)
 295                         adapter->shared->devRead.misc.uptFeatures &= UPT1_F_LRO;
 296                 else
 297                         adapter->shared->devRead.misc.uptFeatures &=
 298                                                                 ~UPT1_F_LRO;
 299                 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
 300                                        VMXNET3_CMD_UPDATE_FEATURE);
 301         }
 302         return 0;
 303 }
 304
 305 static void
 306 vmxnet3_get_ethtool_stats(struct net_device *netdev,
 307                           struct ethtool_stats *stats, u64  *buf)
 308 {
 309         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 310         u8 *base;
 311         int i;
 312
 313         VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
 314
 315         /* this does assume each counter is 64-bit wide */
 316
 317         base = (u8 *)&adapter->tqd_start->stats;
 318         for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++)
 319                 *buf++ = *(u64 *)(base + vmxnet3_tq_dev_stats[i].offset);
 320
 321         base = (u8 *)&adapter->tx_queue.stats;
 322         for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++)
 323                 *buf++ = *(u64 *)(base + vmxnet3_tq_driver_stats[i].offset);
 324
 325         base = (u8 *)&adapter->rqd_start->stats;
 326         for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++)
 327                 *buf++ = *(u64 *)(base + vmxnet3_rq_dev_stats[i].offset);
 328
 329         base = (u8 *)&adapter->rx_queue.stats;
 330         for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++)
 331                 *buf++ = *(u64 *)(base + vmxnet3_rq_driver_stats[i].offset);
 332
 333         base = (u8 *)adapter;
 334         for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++)
 335                 *buf++ = *(u64 *)(base + vmxnet3_global_stats[i].offset);
 336 }
 337
 338
 339 static void
 340 vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p)
 341 {
 342         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 343         u32 *buf = p;
 344
 345         memset(p, 0, vmxnet3_get_regs_len(netdev));
 346
 347         regs->version = 1;
 348
 349         /* Update vmxnet3_get_regs_len if we want to dump more registers */
 350
 351         /* make each ring use multiple of 16 bytes */
 352         buf[0] = adapter->tx_queue.tx_ring.next2fill;
 353         buf[1] = adapter->tx_queue.tx_ring.next2comp;
 354         buf[2] = adapter->tx_queue.tx_ring.gen;
 355         buf[3] = 0;
 356
 357         buf[4] = adapter->tx_queue.comp_ring.next2proc;
 358         buf[5] = adapter->tx_queue.comp_ring.gen;
 359         buf[6] = adapter->tx_queue.stopped;
 360         buf[7] = 0;
 361
 362         buf[8] = adapter->rx_queue.rx_ring[0].next2fill;
 363         buf[9] = adapter->rx_queue.rx_ring[0].next2comp;
 364         buf[10] = adapter->rx_queue.rx_ring[0].gen;
 365         buf[11] = 0;
 366
 367         buf[12] = adapter->rx_queue.rx_ring[1].next2fill;
 368         buf[13] = adapter->rx_queue.rx_ring[1].next2comp;
 369         buf[14] = adapter->rx_queue.rx_ring[1].gen;
 370         buf[15] = 0;
 371
 372         buf[16] = adapter->rx_queue.comp_ring.next2proc;
 373         buf[17] = adapter->rx_queue.comp_ring.gen;
 374         buf[18] = 0;
 375         buf[19] = 0;
 376 }
 377
 378
 379 static void
 380 vmxnet3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 381 {
 382         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 383
 384         wol->supported = WAKE_UCAST | WAKE_ARP | WAKE_MAGIC;
 385         wol->wolopts = adapter->wol;
 386 }
 387
 388
 389 static int
 390 vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 391 {
 392         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 393
 394         if (wol->wolopts & (WAKE_PHY | WAKE_MCAST | WAKE_BCAST |
 395                             WAKE_MAGICSECURE)) {
 396                 return -EOPNOTSUPP;
 397         }
 398
 399         adapter->wol = wol->wolopts;
 400
 401         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
 402
 403         return 0;
 404 }
 405
 406
 407 static int
 408 vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 409 {
 410         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 411
 412         ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full |
 413                           SUPPORTED_TP;
 414         ecmd->advertising = ADVERTISED_TP;
 415         ecmd->port = PORT_TP;
 416         ecmd->transceiver = XCVR_INTERNAL;
 417
 418         if (adapter->link_speed) {
 419                 ecmd->speed = adapter->link_speed;
 420                 ecmd->duplex = DUPLEX_FULL;
 421         } else {
 422                 ecmd->speed = -1;
 423                 ecmd->duplex = -1;
 424         }
 425         return 0;
 426 }
 427
 428
 429 static void
 430 vmxnet3_get_ringparam(struct net_device *netdev,
 431                       struct ethtool_ringparam *param)
 432 {
 433         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 434
 435         param->rx_max_pending = VMXNET3_RX_RING_MAX_SIZE;
 436         param->tx_max_pending = VMXNET3_TX_RING_MAX_SIZE;
 437         param->rx_mini_max_pending = 0;
 438         param->rx_jumbo_max_pending = 0;
 439
 440         param->rx_pending = adapter->rx_queue.rx_ring[0].size;
 441         param->tx_pending = adapter->tx_queue.tx_ring.size;
 442         param->rx_mini_pending = 0;
 443         param->rx_jumbo_pending = 0;
 444 }
 445
 446
 447 static int
 448 vmxnet3_set_ringparam(struct net_device *netdev,
 449                       struct ethtool_ringparam *param)
 450 {
 451         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
 452         u32 new_tx_ring_size, new_rx_ring_size;
 453         u32 sz;
 454         int err = 0;
 455
 456         if (param->tx_pending == 0 || param->tx_pending >
 457                                                 VMXNET3_TX_RING_MAX_SIZE)
 458                 return -EINVAL;
 459
 460         if (param->rx_pending == 0 || param->rx_pending >
 461                                                 VMXNET3_RX_RING_MAX_SIZE)
 462                 return -EINVAL;
 463
 464
 465         /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */
 466         new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) &
 467                                                         ~VMXNET3_RING_SIZE_MASK;
 468         new_tx_ring_size = min_t(u32, new_tx_ring_size,
 469                                  VMXNET3_TX_RING_MAX_SIZE);
 470         if (new_tx_ring_size > VMXNET3_TX_RING_MAX_SIZE || (new_tx_ring_size %
 471                                                 VMXNET3_RING_SIZE_ALIGN) != 0)
 472                 return -EINVAL;
 473
 474         /* ring0 has to be a multiple of
 475          * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
 476          */
 477         sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
 478         new_rx_ring_size = (param->rx_pending + sz - 1) / sz * sz;
 479         new_rx_ring_size = min_t(u32, new_rx_ring_size,
 480                                  VMXNET3_RX_RING_MAX_SIZE / sz * sz);
 481         if (new_rx_ring_size > VMXNET3_RX_RING_MAX_SIZE || (new_rx_ring_size %
 482                                                            sz) != 0)
 483                 return -EINVAL;
 484
 485         if (new_tx_ring_size == adapter->tx_queue.tx_ring.size &&
 486                         new_rx_ring_size == adapter->rx_queue.rx_ring[0].size) {
 487                 return 0;
 488         }
 489
 490         /*
 491          * Reset_work may be in the middle of resetting the device, wait for its
 492          * completion.
 493          */
 494         while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
 495                 msleep(1);
 496
 497         if (netif_running(netdev)) {
 498                 vmxnet3_quiesce_dev(adapter);
 499                 vmxnet3_reset_dev(adapter);
 500
 501                 /* recreate the rx queue and the tx queue based on the
 502                  * new sizes */
 503                 vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
 504                 vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
 505
 506                 err = vmxnet3_create_queues(adapter, new_tx_ring_size,
 507                         new_rx_ring_size, VMXNET3_DEF_RX_RING_SIZE);
 508                 if (err) {
 509                         /* failed, most likely because of OOM, try default
 510                          * size */
 511                         printk(KERN_ERR "%s: failed to apply new sizes, try the"
 512                                 " default ones\n", netdev->name);
 513                         err = vmxnet3_create_queues(adapter,
 514                                                     VMXNET3_DEF_TX_RING_SIZE,
 515                                                     VMXNET3_DEF_RX_RING_SIZE,
 516                                                     VMXNET3_DEF_RX_RING_SIZE);
 517                         if (err) {
 518                                 printk(KERN_ERR "%s: failed to create queues "
 519                                         "with default sizes. Closing it\n",
 520                                         netdev->name);
 521                                 goto out;
 522                         }
 523                 }
 524
 525                 err = vmxnet3_activate_dev(adapter);
 526                 if (err)
 527                         printk(KERN_ERR "%s: failed to re-activate, error %d."
 528                                 " Closing it\n", netdev->name, err);
 529         }
 530
 531 out:
 532         clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
 533         if (err)
 534                 vmxnet3_force_close(adapter);
 535
 536         return err;
 537 }
 538
 539
 540 static struct ethtool_ops vmxnet3_ethtool_ops = {
 541         .get_settings      = vmxnet3_get_settings,
 542         .get_drvinfo       = vmxnet3_get_drvinfo,
 543         .get_regs_len      = vmxnet3_get_regs_len,
 544         .get_regs          = vmxnet3_get_regs,
 545         .get_wol           = vmxnet3_get_wol,
 546         .set_wol           = vmxnet3_set_wol,
 547         .get_link          = ethtool_op_get_link,
 548         .get_rx_csum       = vmxnet3_get_rx_csum,
 549         .set_rx_csum       = vmxnet3_set_rx_csum,
 550         .get_tx_csum       = ethtool_op_get_tx_csum,
 551         .set_tx_csum       = ethtool_op_set_tx_hw_csum,
 552         .get_sg            = ethtool_op_get_sg,
 553         .set_sg            = ethtool_op_set_sg,
 554         .get_tso           = ethtool_op_get_tso,
 555         .set_tso           = ethtool_op_set_tso,
 556         .get_strings       = vmxnet3_get_strings,
 557         .get_flags         = vmxnet3_get_flags,
 558         .set_flags         = vmxnet3_set_flags,
 559         .get_sset_count    = vmxnet3_get_sset_count,
 560         .get_ethtool_stats = vmxnet3_get_ethtool_stats,
 561         .get_ringparam     = vmxnet3_get_ringparam,
 562         .set_ringparam     = vmxnet3_set_ringparam,
 563 };
 564
 565 void vmxnet3_set_ethtool_ops(struct net_device *netdev)
 566 {
 567         SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops);
 568 }