drivers/net/ethernet/qlogic/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/dmapool.h>
  11 #include <linux/mempool.h>
  12 #include <linux/spinlock.h>
  13 #include <linux/kthread.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/errno.h>
  16 #include <linux/ioport.h>
  17 #include <linux/in.h>
  18 #include <linux/ip.h>
  19 #include <linux/ipv6.h>
  20 #include <net/ipv6.h>
  21 #include <linux/tcp.h>
  22 #include <linux/udp.h>
  23 #include <linux/if_arp.h>
  24 #include <linux/if_ether.h>
  25 #include <linux/netdevice.h>
  26 #include <linux/etherdevice.h>
  27 #include <linux/ethtool.h>
  28 #include <linux/skbuff.h>
  29 #include <linux/rtnetlink.h>
  30 #include <linux/if_vlan.h>
  31 #include <linux/delay.h>
  32 #include <linux/mm.h>
  33 #include <linux/vmalloc.h>
  34
  35
  36 #include "qlge.h"
  37
  38 struct ql_stats {
  39         char stat_string[ETH_GSTRING_LEN];
  40         int sizeof_stat;
  41         int stat_offset;
  42 };
  43
  44 #define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)
  45 #define QL_OFF(m) offsetof(struct ql_adapter, m)
  46
  47 static const struct ql_stats ql_gstrings_stats[] = {
  48         {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
  49         {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
  50         {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
  51                                         QL_OFF(nic_stats.tx_mcast_pkts)},
  52         {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
  53                                         QL_OFF(nic_stats.tx_bcast_pkts)},
  54         {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
  55                                         QL_OFF(nic_stats.tx_ucast_pkts)},
  56         {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
  57                                         QL_OFF(nic_stats.tx_ctl_pkts)},
  58         {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
  59                                         QL_OFF(nic_stats.tx_pause_pkts)},
  60         {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
  61                                         QL_OFF(nic_stats.tx_64_pkt)},
  62         {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
  63                                         QL_OFF(nic_stats.tx_65_to_127_pkt)},
  64         {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
  65                                         QL_OFF(nic_stats.tx_128_to_255_pkt)},
  66         {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
  67                                         QL_OFF(nic_stats.tx_256_511_pkt)},
  68         {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
  69                                         QL_OFF(nic_stats.tx_512_to_1023_pkt)},
  70         {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
  71                                         QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
  72         {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
  73                                         QL_OFF(nic_stats.tx_1519_to_max_pkt)},
  74         {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
  75                                         QL_OFF(nic_stats.tx_undersize_pkt)},
  76         {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
  77                                         QL_OFF(nic_stats.tx_oversize_pkt)},
  78         {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
  79         {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok),
  80                                         QL_OFF(nic_stats.rx_bytes_ok)},
  81         {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
  82         {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
  83                                         QL_OFF(nic_stats.rx_pkts_ok)},
  84         {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
  85                                         QL_OFF(nic_stats.rx_bcast_pkts)},
  86         {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
  87                                         QL_OFF(nic_stats.rx_mcast_pkts)},
  88         {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
  89                                         QL_OFF(nic_stats.rx_ucast_pkts)},
  90         {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
  91                                         QL_OFF(nic_stats.rx_undersize_pkts)},
  92         {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
  93                                         QL_OFF(nic_stats.rx_oversize_pkts)},
  94         {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
  95                                         QL_OFF(nic_stats.rx_jabber_pkts)},
  96         {"rx_undersize_fcerr_pkts",
  97                 QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
  98                                 QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
  99         {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
 100                                         QL_OFF(nic_stats.rx_drop_events)},
 101         {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
 102                                         QL_OFF(nic_stats.rx_fcerr_pkts)},
 103         {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
 104                                         QL_OFF(nic_stats.rx_align_err)},
 105         {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
 106                                         QL_OFF(nic_stats.rx_symbol_err)},
 107         {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
 108                                         QL_OFF(nic_stats.rx_mac_err)},
 109         {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts),
 110                                         QL_OFF(nic_stats.rx_ctl_pkts)},
 111         {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
 112                                         QL_OFF(nic_stats.rx_pause_pkts)},
 113         {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
 114                                         QL_OFF(nic_stats.rx_64_pkts)},
 115         {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
 116                                         QL_OFF(nic_stats.rx_65_to_127_pkts)},
 117         {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
 118                                         QL_OFF(nic_stats.rx_128_255_pkts)},
 119         {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
 120                                         QL_OFF(nic_stats.rx_256_511_pkts)},
 121         {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
 122                                         QL_OFF(nic_stats.rx_512_to_1023_pkts)},
 123         {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
 124                                         QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
 125         {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
 126                                         QL_OFF(nic_stats.rx_1519_to_max_pkts)},
 127         {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
 128                                         QL_OFF(nic_stats.rx_len_err_pkts)},
 129         {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err),
 130                                         QL_OFF(nic_stats.rx_code_err)},
 131         {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
 132                                         QL_OFF(nic_stats.rx_oversize_err)},
 133         {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
 134                                         QL_OFF(nic_stats.rx_undersize_err)},
 135         {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
 136                                         QL_OFF(nic_stats.rx_preamble_err)},
 137         {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
 138                                         QL_OFF(nic_stats.rx_frame_len_err)},
 139         {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
 140                                         QL_OFF(nic_stats.rx_crc_err)},
 141         {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
 142                                         QL_OFF(nic_stats.rx_err_count)},
 143         {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
 144                                 QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
 145         {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
 146                                 QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
 147         {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
 148                                 QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
 149         {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
 150                                 QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
 151         {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
 152                                 QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
 153         {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
 154                                 QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
 155         {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
 156                                 QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
 157         {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
 158                                 QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
 159         {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
 160                                 QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
 161         {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
 162                                 QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
 163         {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
 164                                 QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
 165         {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
 166                                 QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
 167         {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
 168                                 QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
 169         {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
 170                                 QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
 171         {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
 172                                 QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
 173         {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
 174                                 QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
 175         {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
 176                                         QL_OFF(nic_stats.rx_nic_fifo_drop)},
 177 };
 178
 179 static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
 180         "Loopback test  (offline)"
 181 };
 182 #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
 183 #define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)
 184
 185 static int ql_update_ring_coalescing(struct ql_adapter *qdev)
 186 {
 187         int i, status = 0;
 188         struct rx_ring *rx_ring;
 189         struct cqicb *cqicb;
 190
 191         if (!netif_running(qdev->ndev))
 192                 return status;
 193
 194         /* Skip the default queue, and update the outbound handler
 195          * queues if they changed.
 196          */
 197         cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
 198         if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
 199                 le16_to_cpu(cqicb->pkt_delay) !=
 200                                 qdev->tx_max_coalesced_frames) {
 201                 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
 202                         rx_ring = &qdev->rx_ring[i];
 203                         cqicb = (struct cqicb *)rx_ring;
 204                         cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
 205                         cqicb->pkt_delay =
 206                             cpu_to_le16(qdev->tx_max_coalesced_frames);
 207                         cqicb->flags = FLAGS_LI;
 208                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 209                                                 CFG_LCQ, rx_ring->cq_id);
 210                         if (status) {
 211                                 netif_err(qdev, ifup, qdev->ndev,
 212                                           "Failed to load CQICB.\n");
 213                                 goto exit;
 214                         }
 215                 }
 216         }
 217
 218         /* Update the inbound (RSS) handler queues if they changed. */
 219         cqicb = (struct cqicb *)&qdev->rx_ring[0];
 220         if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
 221                 le16_to_cpu(cqicb->pkt_delay) !=
 222                                         qdev->rx_max_coalesced_frames) {
 223                 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
 224                         rx_ring = &qdev->rx_ring[i];
 225                         cqicb = (struct cqicb *)rx_ring;
 226                         cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
 227                         cqicb->pkt_delay =
 228                             cpu_to_le16(qdev->rx_max_coalesced_frames);
 229                         cqicb->flags = FLAGS_LI;
 230                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 231                                                 CFG_LCQ, rx_ring->cq_id);
 232                         if (status) {
 233                                 netif_err(qdev, ifup, qdev->ndev,
 234                                           "Failed to load CQICB.\n");
 235                                 goto exit;
 236                         }
 237                 }
 238         }
 239 exit:
 240         return status;
 241 }
 242
 243 static void ql_update_stats(struct ql_adapter *qdev)
 244 {
 245         u32 i;
 246         u64 data;
 247         u64 *iter = &qdev->nic_stats.tx_pkts;
 248
 249         spin_lock(&qdev->stats_lock);
 250         if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
 251                         netif_err(qdev, drv, qdev->ndev,
 252                                   "Couldn't get xgmac sem.\n");
 253                 goto quit;
 254         }
 255         /*
 256          * Get TX statistics.
 257          */
 258         for (i = 0x200; i < 0x280; i += 8) {
 259                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 260                         netif_err(qdev, drv, qdev->ndev,
 261                                   "Error reading status register 0x%.04x.\n",
 262                                   i);
 263                         goto end;
 264                 } else
 265                         *iter = data;
 266                 iter++;
 267         }
 268
 269         /*
 270          * Get RX statistics.
 271          */
 272         for (i = 0x300; i < 0x3d0; i += 8) {
 273                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 274                         netif_err(qdev, drv, qdev->ndev,
 275                                   "Error reading status register 0x%.04x.\n",
 276                                   i);
 277                         goto end;
 278                 } else
 279                         *iter = data;
 280                 iter++;
 281         }
 282
 283         /*
 284          * Get Per-priority TX pause frame counter statistics.
 285          */
 286         for (i = 0x500; i < 0x540; i += 8) {
 287                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 288                         netif_err(qdev, drv, qdev->ndev,
 289                                   "Error reading status register 0x%.04x.\n",
 290                                   i);
 291                         goto end;
 292                 } else
 293                         *iter = data;
 294                 iter++;
 295         }
 296
 297         /*
 298          * Get Per-priority RX pause frame counter statistics.
 299          */
 300         for (i = 0x568; i < 0x5a8; i += 8) {
 301                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 302                         netif_err(qdev, drv, qdev->ndev,
 303                                   "Error reading status register 0x%.04x.\n",
 304                                   i);
 305                         goto end;
 306                 } else
 307                         *iter = data;
 308                 iter++;
 309         }
 310
 311         /*
 312          * Get RX NIC FIFO DROP statistics.
 313          */
 314         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 315                 netif_err(qdev, drv, qdev->ndev,
 316                           "Error reading status register 0x%.04x.\n", i);
 317                 goto end;
 318         } else
 319                 *iter = data;
 320 end:
 321         ql_sem_unlock(qdev, qdev->xg_sem_mask);
 322 quit:
 323         spin_unlock(&qdev->stats_lock);
 324
 325         QL_DUMP_STAT(qdev);
 326 }
 327
 328 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 329 {
 330         int index;
 331         switch (stringset) {
 332         case ETH_SS_TEST:
 333                 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
 334                 break;
 335         case ETH_SS_STATS:
 336                 for (index = 0; index < QLGE_STATS_LEN; index++) {
 337                         memcpy(buf + index * ETH_GSTRING_LEN,
 338                                 ql_gstrings_stats[index].stat_string,
 339                                 ETH_GSTRING_LEN);
 340                 }
 341                 break;
 342         }
 343 }
 344
 345 static int ql_get_sset_count(struct net_device *dev, int sset)
 346 {
 347         switch (sset) {
 348         case ETH_SS_TEST:
 349                 return QLGE_TEST_LEN;
 350         case ETH_SS_STATS:
 351                 return QLGE_STATS_LEN;
 352         default:
 353                 return -EOPNOTSUPP;
 354         }
 355 }
 356
 357 static void
 358 ql_get_ethtool_stats(struct net_device *ndev,
 359                      struct ethtool_stats *stats, u64 *data)
 360 {
 361         struct ql_adapter *qdev = netdev_priv(ndev);
 362         int index, length;
 363
 364         length = QLGE_STATS_LEN;
 365         ql_update_stats(qdev);
 366
 367         for (index = 0; index < length; index++) {
 368                 char *p = (char *)qdev +
 369                         ql_gstrings_stats[index].stat_offset;
 370                 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
 371                         sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
 372         }
 373 }
 374
 375 static int ql_get_settings(struct net_device *ndev,
 376                               struct ethtool_cmd *ecmd)
 377 {
 378         struct ql_adapter *qdev = netdev_priv(ndev);
 379
 380         ecmd->supported = SUPPORTED_10000baseT_Full;
 381         ecmd->advertising = ADVERTISED_10000baseT_Full;
 382         ecmd->transceiver = XCVR_EXTERNAL;
 383         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 384                                 STS_LINK_TYPE_10GBASET) {
 385                 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 386                 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 387                 ecmd->port = PORT_TP;
 388                 ecmd->autoneg = AUTONEG_ENABLE;
 389         } else {
 390                 ecmd->supported |= SUPPORTED_FIBRE;
 391                 ecmd->advertising |= ADVERTISED_FIBRE;
 392                 ecmd->port = PORT_FIBRE;
 393         }
 394
 395         ethtool_cmd_speed_set(ecmd, SPEED_10000);
 396         ecmd->duplex = DUPLEX_FULL;
 397
 398         return 0;
 399 }
 400
 401 static void ql_get_drvinfo(struct net_device *ndev,
 402                            struct ethtool_drvinfo *drvinfo)
 403 {
 404         struct ql_adapter *qdev = netdev_priv(ndev);
 405         strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 406         strlcpy(drvinfo->version, qlge_driver_version,
 407                 sizeof(drvinfo->version));
 408         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 409                  "v%d.%d.%d",
 410                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 411                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 412                  (qdev->fw_rev_id & 0x000000ff));
 413         strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 414                 sizeof(drvinfo->bus_info));
 415         drvinfo->n_stats = 0;
 416         drvinfo->testinfo_len = 0;
 417         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 418                 drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
 419         else
 420                 drvinfo->regdump_len = sizeof(struct ql_reg_dump);
 421         drvinfo->eedump_len = 0;
 422 }
 423
 424 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 425 {
 426         struct ql_adapter *qdev = netdev_priv(ndev);
 427         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 428
 429         /* WOL is only supported for mezz card. */
 430         if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 431                         ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 432                 wol->supported = WAKE_MAGIC;
 433                 wol->wolopts = qdev->wol;
 434         }
 435 }
 436
 437 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 438 {
 439         struct ql_adapter *qdev = netdev_priv(ndev);
 440         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 441
 442         /* WOL is only supported for mezz card. */
 443         if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 444                         ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 445                 netif_info(qdev, drv, qdev->ndev,
 446                                 "WOL is only supported for mezz card\n");
 447                 return -EOPNOTSUPP;
 448         }
 449         if (wol->wolopts & ~WAKE_MAGIC)
 450                 return -EINVAL;
 451         qdev->wol = wol->wolopts;
 452
 453         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 454         return 0;
 455 }
 456
 457 static int ql_set_phys_id(struct net_device *ndev,
 458                           enum ethtool_phys_id_state state)
 459
 460 {
 461         struct ql_adapter *qdev = netdev_priv(ndev);
 462
 463         switch (state) {
 464         case ETHTOOL_ID_ACTIVE:
 465                 /* Save the current LED settings */
 466                 if (ql_mb_get_led_cfg(qdev))
 467                         return -EIO;
 468
 469                 /* Start blinking */
 470                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 471                 return 0;
 472
 473         case ETHTOOL_ID_INACTIVE:
 474                 /* Restore LED settings */
 475                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 476                         return -EIO;
 477                 return 0;
 478
 479         default:
 480                 return -EINVAL;
 481         }
 482 }
 483
 484 static int ql_start_loopback(struct ql_adapter *qdev)
 485 {
 486         if (netif_carrier_ok(qdev->ndev)) {
 487                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 488                 netif_carrier_off(qdev->ndev);
 489         } else
 490                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 491         qdev->link_config |= CFG_LOOPBACK_PCS;
 492         return ql_mb_set_port_cfg(qdev);
 493 }
 494
 495 static void ql_stop_loopback(struct ql_adapter *qdev)
 496 {
 497         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 498         ql_mb_set_port_cfg(qdev);
 499         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 500                 netif_carrier_on(qdev->ndev);
 501                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 502         }
 503 }
 504
 505 static void ql_create_lb_frame(struct sk_buff *skb,
 506                                         unsigned int frame_size)
 507 {
 508         memset(skb->data, 0xFF, frame_size);
 509         frame_size &= ~1;
 510         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 511         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 512         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 513 }
 514
 515 void ql_check_lb_frame(struct ql_adapter *qdev,
 516                                         struct sk_buff *skb)
 517 {
 518         unsigned int frame_size = skb->len;
 519
 520         if ((*(skb->data + 3) == 0xFF) &&
 521                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 522                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 523                         atomic_dec(&qdev->lb_count);
 524                         return;
 525         }
 526 }
 527
 528 static int ql_run_loopback_test(struct ql_adapter *qdev)
 529 {
 530         int i;
 531         netdev_tx_t rc;
 532         struct sk_buff *skb;
 533         unsigned int size = SMALL_BUF_MAP_SIZE;
 534
 535         for (i = 0; i < 64; i++) {
 536                 skb = netdev_alloc_skb(qdev->ndev, size);
 537                 if (!skb)
 538                         return -ENOMEM;
 539
 540                 skb->queue_mapping = 0;
 541                 skb_put(skb, size);
 542                 ql_create_lb_frame(skb, size);
 543                 rc = ql_lb_send(skb, qdev->ndev);
 544                 if (rc != NETDEV_TX_OK)
 545                         return -EPIPE;
 546                 atomic_inc(&qdev->lb_count);
 547         }
 548         /* Give queue time to settle before testing results. */
 549         msleep(2);
 550         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 551         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 552 }
 553
 554 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 555 {
 556         *data = ql_start_loopback(qdev);
 557         if (*data)
 558                 goto out;
 559         *data = ql_run_loopback_test(qdev);
 560 out:
 561         ql_stop_loopback(qdev);
 562         return *data;
 563 }
 564
 565 static void ql_self_test(struct net_device *ndev,
 566                                 struct ethtool_test *eth_test, u64 *data)
 567 {
 568         struct ql_adapter *qdev = netdev_priv(ndev);
 569
 570         memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 571
 572         if (netif_running(ndev)) {
 573                 set_bit(QL_SELFTEST, &qdev->flags);
 574                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 575                         /* Offline tests */
 576                         if (ql_loopback_test(qdev, &data[0]))
 577                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 578
 579                 } else {
 580                         /* Online tests */
 581                         data[0] = 0;
 582                 }
 583                 clear_bit(QL_SELFTEST, &qdev->flags);
 584                 /* Give link time to come up after
 585                  * port configuration changes.
 586                  */
 587                 msleep_interruptible(4 * 1000);
 588         } else {
 589                 netif_err(qdev, drv, qdev->ndev,
 590                           "is down, Loopback test will fail.\n");
 591                 eth_test->flags |= ETH_TEST_FL_FAILED;
 592         }
 593 }
 594
 595 static int ql_get_regs_len(struct net_device *ndev)
 596 {
 597         struct ql_adapter *qdev = netdev_priv(ndev);
 598
 599         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 600                 return sizeof(struct ql_mpi_coredump);
 601         else
 602                 return sizeof(struct ql_reg_dump);
 603 }
 604
 605 static void ql_get_regs(struct net_device *ndev,
 606                         struct ethtool_regs *regs, void *p)
 607 {
 608         struct ql_adapter *qdev = netdev_priv(ndev);
 609
 610         ql_get_dump(qdev, p);
 611         qdev->core_is_dumped = 0;
 612         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 613                 regs->len = sizeof(struct ql_mpi_coredump);
 614         else
 615                 regs->len = sizeof(struct ql_reg_dump);
 616 }
 617
 618 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 619 {
 620         struct ql_adapter *qdev = netdev_priv(dev);
 621
 622         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 623         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 624
 625         /* This chip coalesces as follows:
 626          * If a packet arrives, hold off interrupts until
 627          * cqicb->int_delay expires, but if no other packets arrive don't
 628          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 629          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 630          * max_coalesced_frames value and convert it to a delay in microseconds.
 631          * We do this by using a basic thoughput of 1,000,000 frames per
 632          * second @ (1024 bytes).  This means one frame per usec. So it's a
 633          * simple one to one ratio.
 634          */
 635         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 636         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 637
 638         return 0;
 639 }
 640
 641 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 642 {
 643         struct ql_adapter *qdev = netdev_priv(ndev);
 644
 645         /* Validate user parameters. */
 646         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 647                 return -EINVAL;
 648        /* Don't wait more than 10 usec. */
 649         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 650                 return -EINVAL;
 651         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 652                 return -EINVAL;
 653         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 654                 return -EINVAL;
 655
 656         /* Verify a change took place before updating the hardware. */
 657         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 658             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 659             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 660             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 661                 return 0;
 662
 663         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 664         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 665         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 666         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 667
 668         return ql_update_ring_coalescing(qdev);
 669 }
 670
 671 static void ql_get_pauseparam(struct net_device *netdev,
 672                         struct ethtool_pauseparam *pause)
 673 {
 674         struct ql_adapter *qdev = netdev_priv(netdev);
 675
 676         ql_mb_get_port_cfg(qdev);
 677         if (qdev->link_config & CFG_PAUSE_STD) {
 678                 pause->rx_pause = 1;
 679                 pause->tx_pause = 1;
 680         }
 681 }
 682
 683 static int ql_set_pauseparam(struct net_device *netdev,
 684                         struct ethtool_pauseparam *pause)
 685 {
 686         struct ql_adapter *qdev = netdev_priv(netdev);
 687         int status = 0;
 688
 689         if ((pause->rx_pause) && (pause->tx_pause))
 690                 qdev->link_config |= CFG_PAUSE_STD;
 691         else if (!pause->rx_pause && !pause->tx_pause)
 692                 qdev->link_config &= ~CFG_PAUSE_STD;
 693         else
 694                 return -EINVAL;
 695
 696         status = ql_mb_set_port_cfg(qdev);
 697         return status;
 698 }
 699
 700 static u32 ql_get_msglevel(struct net_device *ndev)
 701 {
 702         struct ql_adapter *qdev = netdev_priv(ndev);
 703         return qdev->msg_enable;
 704 }
 705
 706 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 707 {
 708         struct ql_adapter *qdev = netdev_priv(ndev);
 709         qdev->msg_enable = value;
 710 }
 711
 712 const struct ethtool_ops qlge_ethtool_ops = {
 713         .get_settings = ql_get_settings,
 714         .get_drvinfo = ql_get_drvinfo,
 715         .get_wol = ql_get_wol,
 716         .set_wol = ql_set_wol,
 717         .get_regs_len   = ql_get_regs_len,
 718         .get_regs = ql_get_regs,
 719         .get_msglevel = ql_get_msglevel,
 720         .set_msglevel = ql_set_msglevel,
 721         .get_link = ethtool_op_get_link,
 722         .set_phys_id             = ql_set_phys_id,
 723         .self_test               = ql_self_test,
 724         .get_pauseparam          = ql_get_pauseparam,
 725         .set_pauseparam          = ql_set_pauseparam,
 726         .get_coalesce = ql_get_coalesce,
 727         .set_coalesce = ql_set_coalesce,
 728         .get_sset_count = ql_get_sset_count,
 729         .get_strings = ql_get_strings,
 730         .get_ethtool_stats = ql_get_ethtool_stats,
 731 };
 732