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 #define QLGE_RCV_MAC_ERR_STATS  7
 185
 186 static int ql_update_ring_coalescing(struct ql_adapter *qdev)
 187 {
 188         int i, status = 0;
 189         struct rx_ring *rx_ring;
 190         struct cqicb *cqicb;
 191
 192         if (!netif_running(qdev->ndev))
 193                 return status;
 194
 195         /* Skip the default queue, and update the outbound handler
 196          * queues if they changed.
 197          */
 198         cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
 199         if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
 200                 le16_to_cpu(cqicb->pkt_delay) !=
 201                                 qdev->tx_max_coalesced_frames) {
 202                 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
 203                         rx_ring = &qdev->rx_ring[i];
 204                         cqicb = (struct cqicb *)rx_ring;
 205                         cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
 206                         cqicb->pkt_delay =
 207                             cpu_to_le16(qdev->tx_max_coalesced_frames);
 208                         cqicb->flags = FLAGS_LI;
 209                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 210                                                 CFG_LCQ, rx_ring->cq_id);
 211                         if (status) {
 212                                 netif_err(qdev, ifup, qdev->ndev,
 213                                           "Failed to load CQICB.\n");
 214                                 goto exit;
 215                         }
 216                 }
 217         }
 218
 219         /* Update the inbound (RSS) handler queues if they changed. */
 220         cqicb = (struct cqicb *)&qdev->rx_ring[0];
 221         if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
 222                 le16_to_cpu(cqicb->pkt_delay) !=
 223                                         qdev->rx_max_coalesced_frames) {
 224                 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
 225                         rx_ring = &qdev->rx_ring[i];
 226                         cqicb = (struct cqicb *)rx_ring;
 227                         cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
 228                         cqicb->pkt_delay =
 229                             cpu_to_le16(qdev->rx_max_coalesced_frames);
 230                         cqicb->flags = FLAGS_LI;
 231                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 232                                                 CFG_LCQ, rx_ring->cq_id);
 233                         if (status) {
 234                                 netif_err(qdev, ifup, qdev->ndev,
 235                                           "Failed to load CQICB.\n");
 236                                 goto exit;
 237                         }
 238                 }
 239         }
 240 exit:
 241         return status;
 242 }
 243
 244 static void ql_update_stats(struct ql_adapter *qdev)
 245 {
 246         u32 i;
 247         u64 data;
 248         u64 *iter = &qdev->nic_stats.tx_pkts;
 249
 250         spin_lock(&qdev->stats_lock);
 251         if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
 252                         netif_err(qdev, drv, qdev->ndev,
 253                                   "Couldn't get xgmac sem.\n");
 254                 goto quit;
 255         }
 256         /*
 257          * Get TX statistics.
 258          */
 259         for (i = 0x200; i < 0x280; i += 8) {
 260                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 261                         netif_err(qdev, drv, qdev->ndev,
 262                                   "Error reading status register 0x%.04x.\n",
 263                                   i);
 264                         goto end;
 265                 } else
 266                         *iter = data;
 267                 iter++;
 268         }
 269
 270         /*
 271          * Get RX statistics.
 272          */
 273         for (i = 0x300; i < 0x3d0; i += 8) {
 274                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 275                         netif_err(qdev, drv, qdev->ndev,
 276                                   "Error reading status register 0x%.04x.\n",
 277                                   i);
 278                         goto end;
 279                 } else
 280                         *iter = data;
 281                 iter++;
 282         }
 283
 284         /* Update receive mac error statistics */
 285         iter += QLGE_RCV_MAC_ERR_STATS;
 286
 287         /*
 288          * Get Per-priority TX pause frame counter statistics.
 289          */
 290         for (i = 0x500; i < 0x540; i += 8) {
 291                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 292                         netif_err(qdev, drv, qdev->ndev,
 293                                   "Error reading status register 0x%.04x.\n",
 294                                   i);
 295                         goto end;
 296                 } else
 297                         *iter = data;
 298                 iter++;
 299         }
 300
 301         /*
 302          * Get Per-priority RX pause frame counter statistics.
 303          */
 304         for (i = 0x568; i < 0x5a8; i += 8) {
 305                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 306                         netif_err(qdev, drv, qdev->ndev,
 307                                   "Error reading status register 0x%.04x.\n",
 308                                   i);
 309                         goto end;
 310                 } else
 311                         *iter = data;
 312                 iter++;
 313         }
 314
 315         /*
 316          * Get RX NIC FIFO DROP statistics.
 317          */
 318         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 319                 netif_err(qdev, drv, qdev->ndev,
 320                           "Error reading status register 0x%.04x.\n", i);
 321                 goto end;
 322         } else
 323                 *iter = data;
 324 end:
 325         ql_sem_unlock(qdev, qdev->xg_sem_mask);
 326 quit:
 327         spin_unlock(&qdev->stats_lock);
 328
 329         QL_DUMP_STAT(qdev);
 330 }
 331
 332 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 333 {
 334         int index;
 335         switch (stringset) {
 336         case ETH_SS_TEST:
 337                 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
 338                 break;
 339         case ETH_SS_STATS:
 340                 for (index = 0; index < QLGE_STATS_LEN; index++) {
 341                         memcpy(buf + index * ETH_GSTRING_LEN,
 342                                 ql_gstrings_stats[index].stat_string,
 343                                 ETH_GSTRING_LEN);
 344                 }
 345                 break;
 346         }
 347 }
 348
 349 static int ql_get_sset_count(struct net_device *dev, int sset)
 350 {
 351         switch (sset) {
 352         case ETH_SS_TEST:
 353                 return QLGE_TEST_LEN;
 354         case ETH_SS_STATS:
 355                 return QLGE_STATS_LEN;
 356         default:
 357                 return -EOPNOTSUPP;
 358         }
 359 }
 360
 361 static void
 362 ql_get_ethtool_stats(struct net_device *ndev,
 363                      struct ethtool_stats *stats, u64 *data)
 364 {
 365         struct ql_adapter *qdev = netdev_priv(ndev);
 366         int index, length;
 367
 368         length = QLGE_STATS_LEN;
 369         ql_update_stats(qdev);
 370
 371         for (index = 0; index < length; index++) {
 372                 char *p = (char *)qdev +
 373                         ql_gstrings_stats[index].stat_offset;
 374                 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
 375                         sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
 376         }
 377 }
 378
 379 static int ql_get_settings(struct net_device *ndev,
 380                               struct ethtool_cmd *ecmd)
 381 {
 382         struct ql_adapter *qdev = netdev_priv(ndev);
 383
 384         ecmd->supported = SUPPORTED_10000baseT_Full;
 385         ecmd->advertising = ADVERTISED_10000baseT_Full;
 386         ecmd->transceiver = XCVR_EXTERNAL;
 387         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 388                                 STS_LINK_TYPE_10GBASET) {
 389                 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 390                 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 391                 ecmd->port = PORT_TP;
 392                 ecmd->autoneg = AUTONEG_ENABLE;
 393         } else {
 394                 ecmd->supported |= SUPPORTED_FIBRE;
 395                 ecmd->advertising |= ADVERTISED_FIBRE;
 396                 ecmd->port = PORT_FIBRE;
 397         }
 398
 399         ethtool_cmd_speed_set(ecmd, SPEED_10000);
 400         ecmd->duplex = DUPLEX_FULL;
 401
 402         return 0;
 403 }
 404
 405 static void ql_get_drvinfo(struct net_device *ndev,
 406                            struct ethtool_drvinfo *drvinfo)
 407 {
 408         struct ql_adapter *qdev = netdev_priv(ndev);
 409         strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 410         strlcpy(drvinfo->version, qlge_driver_version,
 411                 sizeof(drvinfo->version));
 412         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 413                  "v%d.%d.%d",
 414                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 415                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 416                  (qdev->fw_rev_id & 0x000000ff));
 417         strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 418                 sizeof(drvinfo->bus_info));
 419         drvinfo->n_stats = 0;
 420         drvinfo->testinfo_len = 0;
 421         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 422                 drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
 423         else
 424                 drvinfo->regdump_len = sizeof(struct ql_reg_dump);
 425         drvinfo->eedump_len = 0;
 426 }
 427
 428 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 429 {
 430         struct ql_adapter *qdev = netdev_priv(ndev);
 431         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 432
 433         /* WOL is only supported for mezz card. */
 434         if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 435                         ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 436                 wol->supported = WAKE_MAGIC;
 437                 wol->wolopts = qdev->wol;
 438         }
 439 }
 440
 441 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 442 {
 443         struct ql_adapter *qdev = netdev_priv(ndev);
 444         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 445
 446         /* WOL is only supported for mezz card. */
 447         if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 448                         ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 449                 netif_info(qdev, drv, qdev->ndev,
 450                                 "WOL is only supported for mezz card\n");
 451                 return -EOPNOTSUPP;
 452         }
 453         if (wol->wolopts & ~WAKE_MAGIC)
 454                 return -EINVAL;
 455         qdev->wol = wol->wolopts;
 456
 457         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 458         return 0;
 459 }
 460
 461 static int ql_set_phys_id(struct net_device *ndev,
 462                           enum ethtool_phys_id_state state)
 463
 464 {
 465         struct ql_adapter *qdev = netdev_priv(ndev);
 466
 467         switch (state) {
 468         case ETHTOOL_ID_ACTIVE:
 469                 /* Save the current LED settings */
 470                 if (ql_mb_get_led_cfg(qdev))
 471                         return -EIO;
 472
 473                 /* Start blinking */
 474                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 475                 return 0;
 476
 477         case ETHTOOL_ID_INACTIVE:
 478                 /* Restore LED settings */
 479                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 480                         return -EIO;
 481                 return 0;
 482
 483         default:
 484                 return -EINVAL;
 485         }
 486 }
 487
 488 static int ql_start_loopback(struct ql_adapter *qdev)
 489 {
 490         if (netif_carrier_ok(qdev->ndev)) {
 491                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 492                 netif_carrier_off(qdev->ndev);
 493         } else
 494                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 495         qdev->link_config |= CFG_LOOPBACK_PCS;
 496         return ql_mb_set_port_cfg(qdev);
 497 }
 498
 499 static void ql_stop_loopback(struct ql_adapter *qdev)
 500 {
 501         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 502         ql_mb_set_port_cfg(qdev);
 503         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 504                 netif_carrier_on(qdev->ndev);
 505                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 506         }
 507 }
 508
 509 static void ql_create_lb_frame(struct sk_buff *skb,
 510                                         unsigned int frame_size)
 511 {
 512         memset(skb->data, 0xFF, frame_size);
 513         frame_size &= ~1;
 514         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 515         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 516         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 517 }
 518
 519 void ql_check_lb_frame(struct ql_adapter *qdev,
 520                                         struct sk_buff *skb)
 521 {
 522         unsigned int frame_size = skb->len;
 523
 524         if ((*(skb->data + 3) == 0xFF) &&
 525                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 526                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 527                         atomic_dec(&qdev->lb_count);
 528                         return;
 529         }
 530 }
 531
 532 static int ql_run_loopback_test(struct ql_adapter *qdev)
 533 {
 534         int i;
 535         netdev_tx_t rc;
 536         struct sk_buff *skb;
 537         unsigned int size = SMALL_BUF_MAP_SIZE;
 538
 539         for (i = 0; i < 64; i++) {
 540                 skb = netdev_alloc_skb(qdev->ndev, size);
 541                 if (!skb)
 542                         return -ENOMEM;
 543
 544                 skb->queue_mapping = 0;
 545                 skb_put(skb, size);
 546                 ql_create_lb_frame(skb, size);
 547                 rc = ql_lb_send(skb, qdev->ndev);
 548                 if (rc != NETDEV_TX_OK)
 549                         return -EPIPE;
 550                 atomic_inc(&qdev->lb_count);
 551         }
 552         /* Give queue time to settle before testing results. */
 553         msleep(2);
 554         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 555         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 556 }
 557
 558 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 559 {
 560         *data = ql_start_loopback(qdev);
 561         if (*data)
 562                 goto out;
 563         *data = ql_run_loopback_test(qdev);
 564 out:
 565         ql_stop_loopback(qdev);
 566         return *data;
 567 }
 568
 569 static void ql_self_test(struct net_device *ndev,
 570                                 struct ethtool_test *eth_test, u64 *data)
 571 {
 572         struct ql_adapter *qdev = netdev_priv(ndev);
 573
 574         memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 575
 576         if (netif_running(ndev)) {
 577                 set_bit(QL_SELFTEST, &qdev->flags);
 578                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 579                         /* Offline tests */
 580                         if (ql_loopback_test(qdev, &data[0]))
 581                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 582
 583                 } else {
 584                         /* Online tests */
 585                         data[0] = 0;
 586                 }
 587                 clear_bit(QL_SELFTEST, &qdev->flags);
 588                 /* Give link time to come up after
 589                  * port configuration changes.
 590                  */
 591                 msleep_interruptible(4 * 1000);
 592         } else {
 593                 netif_err(qdev, drv, qdev->ndev,
 594                           "is down, Loopback test will fail.\n");
 595                 eth_test->flags |= ETH_TEST_FL_FAILED;
 596         }
 597 }
 598
 599 static int ql_get_regs_len(struct net_device *ndev)
 600 {
 601         struct ql_adapter *qdev = netdev_priv(ndev);
 602
 603         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 604                 return sizeof(struct ql_mpi_coredump);
 605         else
 606                 return sizeof(struct ql_reg_dump);
 607 }
 608
 609 static void ql_get_regs(struct net_device *ndev,
 610                         struct ethtool_regs *regs, void *p)
 611 {
 612         struct ql_adapter *qdev = netdev_priv(ndev);
 613
 614         ql_get_dump(qdev, p);
 615         qdev->core_is_dumped = 0;
 616         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 617                 regs->len = sizeof(struct ql_mpi_coredump);
 618         else
 619                 regs->len = sizeof(struct ql_reg_dump);
 620 }
 621
 622 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 623 {
 624         struct ql_adapter *qdev = netdev_priv(dev);
 625
 626         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 627         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 628
 629         /* This chip coalesces as follows:
 630          * If a packet arrives, hold off interrupts until
 631          * cqicb->int_delay expires, but if no other packets arrive don't
 632          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 633          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 634          * max_coalesced_frames value and convert it to a delay in microseconds.
 635          * We do this by using a basic thoughput of 1,000,000 frames per
 636          * second @ (1024 bytes).  This means one frame per usec. So it's a
 637          * simple one to one ratio.
 638          */
 639         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 640         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 641
 642         return 0;
 643 }
 644
 645 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 646 {
 647         struct ql_adapter *qdev = netdev_priv(ndev);
 648
 649         /* Validate user parameters. */
 650         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 651                 return -EINVAL;
 652        /* Don't wait more than 10 usec. */
 653         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 654                 return -EINVAL;
 655         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 656                 return -EINVAL;
 657         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 658                 return -EINVAL;
 659
 660         /* Verify a change took place before updating the hardware. */
 661         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 662             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 663             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 664             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 665                 return 0;
 666
 667         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 668         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 669         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 670         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 671
 672         return ql_update_ring_coalescing(qdev);
 673 }
 674
 675 static void ql_get_pauseparam(struct net_device *netdev,
 676                         struct ethtool_pauseparam *pause)
 677 {
 678         struct ql_adapter *qdev = netdev_priv(netdev);
 679
 680         ql_mb_get_port_cfg(qdev);
 681         if (qdev->link_config & CFG_PAUSE_STD) {
 682                 pause->rx_pause = 1;
 683                 pause->tx_pause = 1;
 684         }
 685 }
 686
 687 static int ql_set_pauseparam(struct net_device *netdev,
 688                         struct ethtool_pauseparam *pause)
 689 {
 690         struct ql_adapter *qdev = netdev_priv(netdev);
 691         int status = 0;
 692
 693         if ((pause->rx_pause) && (pause->tx_pause))
 694                 qdev->link_config |= CFG_PAUSE_STD;
 695         else if (!pause->rx_pause && !pause->tx_pause)
 696                 qdev->link_config &= ~CFG_PAUSE_STD;
 697         else
 698                 return -EINVAL;
 699
 700         status = ql_mb_set_port_cfg(qdev);
 701         return status;
 702 }
 703
 704 static u32 ql_get_msglevel(struct net_device *ndev)
 705 {
 706         struct ql_adapter *qdev = netdev_priv(ndev);
 707         return qdev->msg_enable;
 708 }
 709
 710 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 711 {
 712         struct ql_adapter *qdev = netdev_priv(ndev);
 713         qdev->msg_enable = value;
 714 }
 715
 716 const struct ethtool_ops qlge_ethtool_ops = {
 717         .get_settings = ql_get_settings,
 718         .get_drvinfo = ql_get_drvinfo,
 719         .get_wol = ql_get_wol,
 720         .set_wol = ql_set_wol,
 721         .get_regs_len   = ql_get_regs_len,
 722         .get_regs = ql_get_regs,
 723         .get_msglevel = ql_get_msglevel,
 724         .set_msglevel = ql_set_msglevel,
 725         .get_link = ethtool_op_get_link,
 726         .set_phys_id             = ql_set_phys_id,
 727         .self_test               = ql_self_test,
 728         .get_pauseparam          = ql_get_pauseparam,
 729         .set_pauseparam          = ql_set_pauseparam,
 730         .get_coalesce = ql_get_coalesce,
 731         .set_coalesce = ql_set_coalesce,
 732         .get_sset_count = ql_get_sset_count,
 733         .get_strings = ql_get_strings,
 734         .get_ethtool_stats = ql_get_ethtool_stats,
 735 };
 736