SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/net/qlge/qlge_ethtool.c

   1 #include <linux/kernel.h>
   2 #include <linux/init.h>
   3 #include <linux/types.h>
   4 #include <linux/module.h>
   5 #include <linux/list.h>
   6 #include <linux/pci.h>
   7 #include <linux/dma-mapping.h>
   8 #include <linux/pagemap.h>
   9 #include <linux/sched.h>
  10 #include <linux/slab.h>
  11 #include <linux/dmapool.h>
  12 #include <linux/mempool.h>
  13 #include <linux/spinlock.h>
  14 #include <linux/kthread.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/errno.h>
  17 #include <linux/ioport.h>
  18 #include <linux/in.h>
  19 #include <linux/ip.h>
  20 #include <linux/ipv6.h>
  21 #include <net/ipv6.h>
  22 #include <linux/tcp.h>
  23 #include <linux/udp.h>
  24 #include <linux/if_arp.h>
  25 #include <linux/if_ether.h>
  26 #include <linux/netdevice.h>
  27 #include <linux/etherdevice.h>
  28 #include <linux/ethtool.h>
  29 #include <linux/skbuff.h>
  30 #include <linux/rtnetlink.h>
  31 #include <linux/if_vlan.h>
  32 #include <linux/delay.h>
  33 #include <linux/mm.h>
  34 #include <linux/vmalloc.h>
  35
  36
  37 #include "qlge.h"
  38
  39 static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
  40         "Loopback test  (offline)"
  41 };
  42 #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
  43
  44 static int ql_update_ring_coalescing(struct ql_adapter *qdev)
  45 {
  46         int i, status = 0;
  47         struct rx_ring *rx_ring;
  48         struct cqicb *cqicb;
  49
  50         if (!netif_running(qdev->ndev))
  51                 return status;
  52
  53         /* Skip the default queue, and update the outbound handler
  54          * queues if they changed.
  55          */
  56         cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
  57         if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
  58                 le16_to_cpu(cqicb->pkt_delay) !=
  59                                 qdev->tx_max_coalesced_frames) {
  60                 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
  61                         rx_ring = &qdev->rx_ring[i];
  62                         cqicb = (struct cqicb *)rx_ring;
  63                         cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
  64                         cqicb->pkt_delay =
  65                             cpu_to_le16(qdev->tx_max_coalesced_frames);
  66                         cqicb->flags = FLAGS_LI;
  67                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
  68                                                 CFG_LCQ, rx_ring->cq_id);
  69                         if (status) {
  70                                 netif_err(qdev, ifup, qdev->ndev,
  71                                           "Failed to load CQICB.\n");
  72                                 goto exit;
  73                         }
  74                 }
  75         }
  76
  77         /* Update the inbound (RSS) handler queues if they changed. */
  78         cqicb = (struct cqicb *)&qdev->rx_ring[0];
  79         if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
  80                 le16_to_cpu(cqicb->pkt_delay) !=
  81                                         qdev->rx_max_coalesced_frames) {
  82                 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
  83                         rx_ring = &qdev->rx_ring[i];
  84                         cqicb = (struct cqicb *)rx_ring;
  85                         cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
  86                         cqicb->pkt_delay =
  87                             cpu_to_le16(qdev->rx_max_coalesced_frames);
  88                         cqicb->flags = FLAGS_LI;
  89                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
  90                                                 CFG_LCQ, rx_ring->cq_id);
  91                         if (status) {
  92                                 netif_err(qdev, ifup, qdev->ndev,
  93                                           "Failed to load CQICB.\n");
  94                                 goto exit;
  95                         }
  96                 }
  97         }
  98 exit:
  99         return status;
 100 }
 101
 102 static void ql_update_stats(struct ql_adapter *qdev)
 103 {
 104         u32 i;
 105         u64 data;
 106         u64 *iter = &qdev->nic_stats.tx_pkts;
 107
 108         spin_lock(&qdev->stats_lock);
 109         if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
 110                         netif_err(qdev, drv, qdev->ndev,
 111                                   "Couldn't get xgmac sem.\n");
 112                 goto quit;
 113         }
 114         /*
 115          * Get TX statistics.
 116          */
 117         for (i = 0x200; i < 0x280; i += 8) {
 118                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 119                         netif_err(qdev, drv, qdev->ndev,
 120                                   "Error reading status register 0x%.04x.\n",
 121                                   i);
 122                         goto end;
 123                 } else
 124                         *iter = data;
 125                 iter++;
 126         }
 127
 128         /*
 129          * Get RX statistics.
 130          */
 131         for (i = 0x300; i < 0x3d0; i += 8) {
 132                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 133                         netif_err(qdev, drv, qdev->ndev,
 134                                   "Error reading status register 0x%.04x.\n",
 135                                   i);
 136                         goto end;
 137                 } else
 138                         *iter = data;
 139                 iter++;
 140         }
 141
 142         /*
 143          * Get Per-priority TX pause frame counter statistics.
 144          */
 145         for (i = 0x500; i < 0x540; i += 8) {
 146                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 147                         netif_err(qdev, drv, qdev->ndev,
 148                                   "Error reading status register 0x%.04x.\n",
 149                                   i);
 150                         goto end;
 151                 } else
 152                         *iter = data;
 153                 iter++;
 154         }
 155
 156         /*
 157          * Get Per-priority RX pause frame counter statistics.
 158          */
 159         for (i = 0x568; i < 0x5a8; i += 8) {
 160                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 161                         netif_err(qdev, drv, qdev->ndev,
 162                                   "Error reading status register 0x%.04x.\n",
 163                                   i);
 164                         goto end;
 165                 } else
 166                         *iter = data;
 167                 iter++;
 168         }
 169
 170         /*
 171          * Get RX NIC FIFO DROP statistics.
 172          */
 173         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 174                 netif_err(qdev, drv, qdev->ndev,
 175                           "Error reading status register 0x%.04x.\n", i);
 176                 goto end;
 177         } else
 178                 *iter = data;
 179 end:
 180         ql_sem_unlock(qdev, qdev->xg_sem_mask);
 181 quit:
 182         spin_unlock(&qdev->stats_lock);
 183
 184         QL_DUMP_STAT(qdev);
 185
 186         return;
 187 }
 188
 189 static char ql_stats_str_arr[][ETH_GSTRING_LEN] = {
 190         {"tx_pkts"},
 191         {"tx_bytes"},
 192         {"tx_mcast_pkts"},
 193         {"tx_bcast_pkts"},
 194         {"tx_ucast_pkts"},
 195         {"tx_ctl_pkts"},
 196         {"tx_pause_pkts"},
 197         {"tx_64_pkts"},
 198         {"tx_65_to_127_pkts"},
 199         {"tx_128_to_255_pkts"},
 200         {"tx_256_511_pkts"},
 201         {"tx_512_to_1023_pkts"},
 202         {"tx_1024_to_1518_pkts"},
 203         {"tx_1519_to_max_pkts"},
 204         {"tx_undersize_pkts"},
 205         {"tx_oversize_pkts"},
 206         {"rx_bytes"},
 207         {"rx_bytes_ok"},
 208         {"rx_pkts"},
 209         {"rx_pkts_ok"},
 210         {"rx_bcast_pkts"},
 211         {"rx_mcast_pkts"},
 212         {"rx_ucast_pkts"},
 213         {"rx_undersize_pkts"},
 214         {"rx_oversize_pkts"},
 215         {"rx_jabber_pkts"},
 216         {"rx_undersize_fcerr_pkts"},
 217         {"rx_drop_events"},
 218         {"rx_fcerr_pkts"},
 219         {"rx_align_err"},
 220         {"rx_symbol_err"},
 221         {"rx_mac_err"},
 222         {"rx_ctl_pkts"},
 223         {"rx_pause_pkts"},
 224         {"rx_64_pkts"},
 225         {"rx_65_to_127_pkts"},
 226         {"rx_128_255_pkts"},
 227         {"rx_256_511_pkts"},
 228         {"rx_512_to_1023_pkts"},
 229         {"rx_1024_to_1518_pkts"},
 230         {"rx_1519_to_max_pkts"},
 231         {"rx_len_err_pkts"},
 232         {"tx_cbfc_pause_frames0"},
 233         {"tx_cbfc_pause_frames1"},
 234         {"tx_cbfc_pause_frames2"},
 235         {"tx_cbfc_pause_frames3"},
 236         {"tx_cbfc_pause_frames4"},
 237         {"tx_cbfc_pause_frames5"},
 238         {"tx_cbfc_pause_frames6"},
 239         {"tx_cbfc_pause_frames7"},
 240         {"rx_cbfc_pause_frames0"},
 241         {"rx_cbfc_pause_frames1"},
 242         {"rx_cbfc_pause_frames2"},
 243         {"rx_cbfc_pause_frames3"},
 244         {"rx_cbfc_pause_frames4"},
 245         {"rx_cbfc_pause_frames5"},
 246         {"rx_cbfc_pause_frames6"},
 247         {"rx_cbfc_pause_frames7"},
 248         {"rx_nic_fifo_drop"},
 249 };
 250
 251 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 252 {
 253         switch (stringset) {
 254         case ETH_SS_STATS:
 255                 memcpy(buf, ql_stats_str_arr, sizeof(ql_stats_str_arr));
 256                 break;
 257         }
 258 }
 259
 260 static int ql_get_sset_count(struct net_device *dev, int sset)
 261 {
 262         switch (sset) {
 263         case ETH_SS_TEST:
 264                 return QLGE_TEST_LEN;
 265         case ETH_SS_STATS:
 266                 return ARRAY_SIZE(ql_stats_str_arr);
 267         default:
 268                 return -EOPNOTSUPP;
 269         }
 270 }
 271
 272 static void
 273 ql_get_ethtool_stats(struct net_device *ndev,
 274                      struct ethtool_stats *stats, u64 *data)
 275 {
 276         struct ql_adapter *qdev = netdev_priv(ndev);
 277         struct nic_stats *s = &qdev->nic_stats;
 278
 279         ql_update_stats(qdev);
 280
 281         *data++ = s->tx_pkts;
 282         *data++ = s->tx_bytes;
 283         *data++ = s->tx_mcast_pkts;
 284         *data++ = s->tx_bcast_pkts;
 285         *data++ = s->tx_ucast_pkts;
 286         *data++ = s->tx_ctl_pkts;
 287         *data++ = s->tx_pause_pkts;
 288         *data++ = s->tx_64_pkt;
 289         *data++ = s->tx_65_to_127_pkt;
 290         *data++ = s->tx_128_to_255_pkt;
 291         *data++ = s->tx_256_511_pkt;
 292         *data++ = s->tx_512_to_1023_pkt;
 293         *data++ = s->tx_1024_to_1518_pkt;
 294         *data++ = s->tx_1519_to_max_pkt;
 295         *data++ = s->tx_undersize_pkt;
 296         *data++ = s->tx_oversize_pkt;
 297         *data++ = s->rx_bytes;
 298         *data++ = s->rx_bytes_ok;
 299         *data++ = s->rx_pkts;
 300         *data++ = s->rx_pkts_ok;
 301         *data++ = s->rx_bcast_pkts;
 302         *data++ = s->rx_mcast_pkts;
 303         *data++ = s->rx_ucast_pkts;
 304         *data++ = s->rx_undersize_pkts;
 305         *data++ = s->rx_oversize_pkts;
 306         *data++ = s->rx_jabber_pkts;
 307         *data++ = s->rx_undersize_fcerr_pkts;
 308         *data++ = s->rx_drop_events;
 309         *data++ = s->rx_fcerr_pkts;
 310         *data++ = s->rx_align_err;
 311         *data++ = s->rx_symbol_err;
 312         *data++ = s->rx_mac_err;
 313         *data++ = s->rx_ctl_pkts;
 314         *data++ = s->rx_pause_pkts;
 315         *data++ = s->rx_64_pkts;
 316         *data++ = s->rx_65_to_127_pkts;
 317         *data++ = s->rx_128_255_pkts;
 318         *data++ = s->rx_256_511_pkts;
 319         *data++ = s->rx_512_to_1023_pkts;
 320         *data++ = s->rx_1024_to_1518_pkts;
 321         *data++ = s->rx_1519_to_max_pkts;
 322         *data++ = s->rx_len_err_pkts;
 323         *data++ = s->tx_cbfc_pause_frames0;
 324         *data++ = s->tx_cbfc_pause_frames1;
 325         *data++ = s->tx_cbfc_pause_frames2;
 326         *data++ = s->tx_cbfc_pause_frames3;
 327         *data++ = s->tx_cbfc_pause_frames4;
 328         *data++ = s->tx_cbfc_pause_frames5;
 329         *data++ = s->tx_cbfc_pause_frames6;
 330         *data++ = s->tx_cbfc_pause_frames7;
 331         *data++ = s->rx_cbfc_pause_frames0;
 332         *data++ = s->rx_cbfc_pause_frames1;
 333         *data++ = s->rx_cbfc_pause_frames2;
 334         *data++ = s->rx_cbfc_pause_frames3;
 335         *data++ = s->rx_cbfc_pause_frames4;
 336         *data++ = s->rx_cbfc_pause_frames5;
 337         *data++ = s->rx_cbfc_pause_frames6;
 338         *data++ = s->rx_cbfc_pause_frames7;
 339         *data++ = s->rx_nic_fifo_drop;
 340 }
 341
 342 static int ql_get_settings(struct net_device *ndev,
 343                               struct ethtool_cmd *ecmd)
 344 {
 345         struct ql_adapter *qdev = netdev_priv(ndev);
 346
 347         ecmd->supported = SUPPORTED_10000baseT_Full;
 348         ecmd->advertising = ADVERTISED_10000baseT_Full;
 349         ecmd->autoneg = AUTONEG_ENABLE;
 350         ecmd->transceiver = XCVR_EXTERNAL;
 351         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 352                                 STS_LINK_TYPE_10GBASET) {
 353                 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 354                 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 355                 ecmd->port = PORT_TP;
 356         } else {
 357                 ecmd->supported |= SUPPORTED_FIBRE;
 358                 ecmd->advertising |= ADVERTISED_FIBRE;
 359                 ecmd->port = PORT_FIBRE;
 360         }
 361
 362         ecmd->speed = SPEED_10000;
 363         ecmd->duplex = DUPLEX_FULL;
 364
 365         return 0;
 366 }
 367
 368 static void ql_get_drvinfo(struct net_device *ndev,
 369                            struct ethtool_drvinfo *drvinfo)
 370 {
 371         struct ql_adapter *qdev = netdev_priv(ndev);
 372         strncpy(drvinfo->driver, qlge_driver_name, 32);
 373         strncpy(drvinfo->version, qlge_driver_version, 32);
 374         snprintf(drvinfo->fw_version, 32, "v%d.%d.%d",
 375                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 376                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 377                  (qdev->fw_rev_id & 0x000000ff));
 378         strncpy(drvinfo->bus_info, pci_name(qdev->pdev), 32);
 379         drvinfo->n_stats = 0;
 380         drvinfo->testinfo_len = 0;
 381         drvinfo->regdump_len = 0;
 382         drvinfo->eedump_len = 0;
 383 }
 384
 385 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 386 {
 387         struct ql_adapter *qdev = netdev_priv(ndev);
 388         /* What we support. */
 389         wol->supported = WAKE_MAGIC;
 390         /* What we've currently got set. */
 391         wol->wolopts = qdev->wol;
 392 }
 393
 394 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 395 {
 396         struct ql_adapter *qdev = netdev_priv(ndev);
 397         int status;
 398
 399         if (wol->wolopts & ~WAKE_MAGIC)
 400                 return -EINVAL;
 401         qdev->wol = wol->wolopts;
 402
 403         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 404         if (!qdev->wol) {
 405                 u32 wol = 0;
 406                 status = ql_mb_wol_mode(qdev, wol);
 407                 netif_err(qdev, drv, qdev->ndev, "WOL %s (wol code 0x%x)\n",
 408                           status == 0 ? "cleared successfully" : "clear failed",
 409                           wol);
 410         }
 411
 412         return 0;
 413 }
 414
 415 static int ql_phys_id(struct net_device *ndev, u32 data)
 416 {
 417         struct ql_adapter *qdev = netdev_priv(ndev);
 418         u32 led_reg, i;
 419         int status;
 420
 421         /* Save the current LED settings */
 422         status = ql_mb_get_led_cfg(qdev);
 423         if (status)
 424                 return status;
 425         led_reg = qdev->led_config;
 426
 427         /* Start blinking the led */
 428         if (!data || data > 300)
 429                 data = 300;
 430
 431         for (i = 0; i < (data * 10); i++)
 432                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 433
 434         /* Restore LED settings */
 435         status = ql_mb_set_led_cfg(qdev, led_reg);
 436         if (status)
 437                 return status;
 438
 439         return 0;
 440 }
 441
 442 static int ql_start_loopback(struct ql_adapter *qdev)
 443 {
 444         if (netif_carrier_ok(qdev->ndev)) {
 445                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 446                 netif_carrier_off(qdev->ndev);
 447         } else
 448                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 449         qdev->link_config |= CFG_LOOPBACK_PCS;
 450         return ql_mb_set_port_cfg(qdev);
 451 }
 452
 453 static void ql_stop_loopback(struct ql_adapter *qdev)
 454 {
 455         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 456         ql_mb_set_port_cfg(qdev);
 457         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 458                 netif_carrier_on(qdev->ndev);
 459                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 460         }
 461 }
 462
 463 static void ql_create_lb_frame(struct sk_buff *skb,
 464                                         unsigned int frame_size)
 465 {
 466         memset(skb->data, 0xFF, frame_size);
 467         frame_size &= ~1;
 468         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 469         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 470         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 471 }
 472
 473 void ql_check_lb_frame(struct ql_adapter *qdev,
 474                                         struct sk_buff *skb)
 475 {
 476         unsigned int frame_size = skb->len;
 477
 478         if ((*(skb->data + 3) == 0xFF) &&
 479                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 480                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 481                         atomic_dec(&qdev->lb_count);
 482                         return;
 483         }
 484 }
 485
 486 static int ql_run_loopback_test(struct ql_adapter *qdev)
 487 {
 488         int i;
 489         netdev_tx_t rc;
 490         struct sk_buff *skb;
 491         unsigned int size = SMALL_BUF_MAP_SIZE;
 492
 493         for (i = 0; i < 64; i++) {
 494                 skb = netdev_alloc_skb(qdev->ndev, size);
 495                 if (!skb)
 496                         return -ENOMEM;
 497
 498                 skb->queue_mapping = 0;
 499                 skb_put(skb, size);
 500                 ql_create_lb_frame(skb, size);
 501                 rc = ql_lb_send(skb, qdev->ndev);
 502                 if (rc != NETDEV_TX_OK)
 503                         return -EPIPE;
 504                 atomic_inc(&qdev->lb_count);
 505         }
 506         /* Give queue time to settle before testing results. */
 507         msleep(2);
 508         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 509         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 510 }
 511
 512 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 513 {
 514         *data = ql_start_loopback(qdev);
 515         if (*data)
 516                 goto out;
 517         *data = ql_run_loopback_test(qdev);
 518 out:
 519         ql_stop_loopback(qdev);
 520         return *data;
 521 }
 522
 523 static void ql_self_test(struct net_device *ndev,
 524                                 struct ethtool_test *eth_test, u64 *data)
 525 {
 526         struct ql_adapter *qdev = netdev_priv(ndev);
 527
 528         if (netif_running(ndev)) {
 529                 set_bit(QL_SELFTEST, &qdev->flags);
 530                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 531                         /* Offline tests */
 532                         if (ql_loopback_test(qdev, &data[0]))
 533                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 534
 535                 } else {
 536                         /* Online tests */
 537                         data[0] = 0;
 538                 }
 539                 clear_bit(QL_SELFTEST, &qdev->flags);
 540                 /* Give link time to come up after
 541                  * port configuration changes.
 542                  */
 543                 msleep_interruptible(4 * 1000);
 544         } else {
 545                 netif_err(qdev, drv, qdev->ndev,
 546                           "is down, Loopback test will fail.\n");
 547                 eth_test->flags |= ETH_TEST_FL_FAILED;
 548         }
 549 }
 550
 551 static int ql_get_regs_len(struct net_device *ndev)
 552 {
 553         return sizeof(struct ql_reg_dump);
 554 }
 555
 556 static void ql_get_regs(struct net_device *ndev,
 557                         struct ethtool_regs *regs, void *p)
 558 {
 559         struct ql_adapter *qdev = netdev_priv(ndev);
 560
 561         ql_gen_reg_dump(qdev, p);
 562 }
 563
 564 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 565 {
 566         struct ql_adapter *qdev = netdev_priv(dev);
 567
 568         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 569         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 570
 571         /* This chip coalesces as follows:
 572          * If a packet arrives, hold off interrupts until
 573          * cqicb->int_delay expires, but if no other packets arrive don't
 574          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 575          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 576          * max_coalesced_frames value and convert it to a delay in microseconds.
 577          * We do this by using a basic thoughput of 1,000,000 frames per
 578          * second @ (1024 bytes).  This means one frame per usec. So it's a
 579          * simple one to one ratio.
 580          */
 581         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 582         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 583
 584         return 0;
 585 }
 586
 587 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 588 {
 589         struct ql_adapter *qdev = netdev_priv(ndev);
 590
 591         /* Validate user parameters. */
 592         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 593                 return -EINVAL;
 594        /* Don't wait more than 10 usec. */
 595         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 596                 return -EINVAL;
 597         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 598                 return -EINVAL;
 599         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 600                 return -EINVAL;
 601
 602         /* Verify a change took place before updating the hardware. */
 603         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 604             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 605             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 606             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 607                 return 0;
 608
 609         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 610         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 611         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 612         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 613
 614         return ql_update_ring_coalescing(qdev);
 615 }
 616
 617 static void ql_get_pauseparam(struct net_device *netdev,
 618                         struct ethtool_pauseparam *pause)
 619 {
 620         struct ql_adapter *qdev = netdev_priv(netdev);
 621
 622         ql_mb_get_port_cfg(qdev);
 623         if (qdev->link_config & CFG_PAUSE_STD) {
 624                 pause->rx_pause = 1;
 625                 pause->tx_pause = 1;
 626         }
 627 }
 628
 629 static int ql_set_pauseparam(struct net_device *netdev,
 630                         struct ethtool_pauseparam *pause)
 631 {
 632         struct ql_adapter *qdev = netdev_priv(netdev);
 633         int status = 0;
 634
 635         if ((pause->rx_pause) && (pause->tx_pause))
 636                 qdev->link_config |= CFG_PAUSE_STD;
 637         else if (!pause->rx_pause && !pause->tx_pause)
 638                 qdev->link_config &= ~CFG_PAUSE_STD;
 639         else
 640                 return -EINVAL;
 641
 642         status = ql_mb_set_port_cfg(qdev);
 643         if (status)
 644                 return status;
 645         return status;
 646 }
 647
 648 static u32 ql_get_rx_csum(struct net_device *netdev)
 649 {
 650         struct ql_adapter *qdev = netdev_priv(netdev);
 651         return qdev->rx_csum;
 652 }
 653
 654 static int ql_set_rx_csum(struct net_device *netdev, uint32_t data)
 655 {
 656         struct ql_adapter *qdev = netdev_priv(netdev);
 657         qdev->rx_csum = data;
 658         return 0;
 659 }
 660
 661 static int ql_set_tso(struct net_device *ndev, uint32_t data)
 662 {
 663
 664         if (data) {
 665                 ndev->features |= NETIF_F_TSO;
 666                 ndev->features |= NETIF_F_TSO6;
 667         } else {
 668                 ndev->features &= ~NETIF_F_TSO;
 669                 ndev->features &= ~NETIF_F_TSO6;
 670         }
 671         return 0;
 672 }
 673
 674 static u32 ql_get_msglevel(struct net_device *ndev)
 675 {
 676         struct ql_adapter *qdev = netdev_priv(ndev);
 677         return qdev->msg_enable;
 678 }
 679
 680 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 681 {
 682         struct ql_adapter *qdev = netdev_priv(ndev);
 683         qdev->msg_enable = value;
 684 }
 685
 686 const struct ethtool_ops qlge_ethtool_ops = {
 687         .get_settings = ql_get_settings,
 688         .get_drvinfo = ql_get_drvinfo,
 689         .get_wol = ql_get_wol,
 690         .set_wol = ql_set_wol,
 691         .get_regs_len   = ql_get_regs_len,
 692         .get_regs = ql_get_regs,
 693         .get_msglevel = ql_get_msglevel,
 694         .set_msglevel = ql_set_msglevel,
 695         .get_link = ethtool_op_get_link,
 696         .phys_id                 = ql_phys_id,
 697         .self_test               = ql_self_test,
 698         .get_pauseparam          = ql_get_pauseparam,
 699         .set_pauseparam          = ql_set_pauseparam,
 700         .get_rx_csum = ql_get_rx_csum,
 701         .set_rx_csum = ql_set_rx_csum,
 702         .get_tx_csum = ethtool_op_get_tx_csum,
 703         .set_tx_csum = ethtool_op_set_tx_csum,
 704         .get_sg = ethtool_op_get_sg,
 705         .set_sg = ethtool_op_set_sg,
 706         .get_tso = ethtool_op_get_tso,
 707         .set_tso = ql_set_tso,
 708         .get_coalesce = ql_get_coalesce,
 709         .set_coalesce = ql_set_coalesce,
 710         .get_sset_count = ql_get_sset_count,
 711         .get_strings = ql_get_strings,
 712         .get_ethtool_stats = ql_get_ethtool_stats,
 713 };
 714