drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c

   1 #include <linux/kernel.h>
   2 #include <linux/types.h>
   3 #include <linux/module.h>
   4 #include <linux/list.h>
   5 #include <linux/pci.h>
   6 #include <linux/dma-mapping.h>
   7 #include <linux/pagemap.h>
   8 #include <linux/sched.h>
   9 #include <linux/dmapool.h>
  10 #include <linux/mempool.h>
  11 #include <linux/spinlock.h>
  12 #include <linux/kthread.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/errno.h>
  15 #include <linux/ioport.h>
  16 #include <linux/in.h>
  17 #include <linux/ip.h>
  18 #include <linux/ipv6.h>
  19 #include <net/ipv6.h>
  20 #include <linux/tcp.h>
  21 #include <linux/udp.h>
  22 #include <linux/if_arp.h>
  23 #include <linux/if_ether.h>
  24 #include <linux/netdevice.h>
  25 #include <linux/etherdevice.h>
  26 #include <linux/ethtool.h>
  27 #include <linux/skbuff.h>
  28 #include <linux/rtnetlink.h>
  29 #include <linux/if_vlan.h>
  30 #include <linux/delay.h>
  31 #include <linux/mm.h>
  32 #include <linux/vmalloc.h>
  33
  34
  35 #include "qlge.h"
  36
  37 struct ql_stats {
  38         char stat_string[ETH_GSTRING_LEN];
  39         int sizeof_stat;
  40         int stat_offset;
  41 };
  42
  43 #define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)
  44 #define QL_OFF(m) offsetof(struct ql_adapter, m)
  45
  46 static const struct ql_stats ql_gstrings_stats[] = {
  47         {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
  48         {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
  49         {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
  50                                         QL_OFF(nic_stats.tx_mcast_pkts)},
  51         {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
  52                                         QL_OFF(nic_stats.tx_bcast_pkts)},
  53         {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
  54                                         QL_OFF(nic_stats.tx_ucast_pkts)},
  55         {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
  56                                         QL_OFF(nic_stats.tx_ctl_pkts)},
  57         {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
  58                                         QL_OFF(nic_stats.tx_pause_pkts)},
  59         {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
  60                                         QL_OFF(nic_stats.tx_64_pkt)},
  61         {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
  62                                         QL_OFF(nic_stats.tx_65_to_127_pkt)},
  63         {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
  64                                         QL_OFF(nic_stats.tx_128_to_255_pkt)},
  65         {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
  66                                         QL_OFF(nic_stats.tx_256_511_pkt)},
  67         {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
  68                                         QL_OFF(nic_stats.tx_512_to_1023_pkt)},
  69         {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
  70                                         QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
  71         {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
  72                                         QL_OFF(nic_stats.tx_1519_to_max_pkt)},
  73         {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
  74                                         QL_OFF(nic_stats.tx_undersize_pkt)},
  75         {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
  76                                         QL_OFF(nic_stats.tx_oversize_pkt)},
  77         {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
  78         {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok),
  79                                         QL_OFF(nic_stats.rx_bytes_ok)},
  80         {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
  81         {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
  82                                         QL_OFF(nic_stats.rx_pkts_ok)},
  83         {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
  84                                         QL_OFF(nic_stats.rx_bcast_pkts)},
  85         {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
  86                                         QL_OFF(nic_stats.rx_mcast_pkts)},
  87         {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
  88                                         QL_OFF(nic_stats.rx_ucast_pkts)},
  89         {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
  90                                         QL_OFF(nic_stats.rx_undersize_pkts)},
  91         {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
  92                                         QL_OFF(nic_stats.rx_oversize_pkts)},
  93         {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
  94                                         QL_OFF(nic_stats.rx_jabber_pkts)},
  95         {"rx_undersize_fcerr_pkts",
  96                 QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
  97                                 QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
  98         {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
  99                                         QL_OFF(nic_stats.rx_drop_events)},
 100         {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
 101                                         QL_OFF(nic_stats.rx_fcerr_pkts)},
 102         {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
 103                                         QL_OFF(nic_stats.rx_align_err)},
 104         {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
 105                                         QL_OFF(nic_stats.rx_symbol_err)},
 106         {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
 107                                         QL_OFF(nic_stats.rx_mac_err)},
 108         {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts),
 109                                         QL_OFF(nic_stats.rx_ctl_pkts)},
 110         {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
 111                                         QL_OFF(nic_stats.rx_pause_pkts)},
 112         {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
 113                                         QL_OFF(nic_stats.rx_64_pkts)},
 114         {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
 115                                         QL_OFF(nic_stats.rx_65_to_127_pkts)},
 116         {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
 117                                         QL_OFF(nic_stats.rx_128_255_pkts)},
 118         {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
 119                                         QL_OFF(nic_stats.rx_256_511_pkts)},
 120         {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
 121                                         QL_OFF(nic_stats.rx_512_to_1023_pkts)},
 122         {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
 123                                         QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
 124         {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
 125                                         QL_OFF(nic_stats.rx_1519_to_max_pkts)},
 126         {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
 127                                         QL_OFF(nic_stats.rx_len_err_pkts)},
 128         {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err),
 129                                         QL_OFF(nic_stats.rx_code_err)},
 130         {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
 131                                         QL_OFF(nic_stats.rx_oversize_err)},
 132         {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
 133                                         QL_OFF(nic_stats.rx_undersize_err)},
 134         {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
 135                                         QL_OFF(nic_stats.rx_preamble_err)},
 136         {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
 137                                         QL_OFF(nic_stats.rx_frame_len_err)},
 138         {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
 139                                         QL_OFF(nic_stats.rx_crc_err)},
 140         {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
 141                                         QL_OFF(nic_stats.rx_err_count)},
 142         {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
 143                                 QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
 144         {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
 145                                 QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
 146         {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
 147                                 QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
 148         {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
 149                                 QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
 150         {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
 151                                 QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
 152         {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
 153                                 QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
 154         {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
 155                                 QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
 156         {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
 157                                 QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
 158         {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
 159                                 QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
 160         {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
 161                                 QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
 162         {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
 163                                 QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
 164         {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
 165                                 QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
 166         {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
 167                                 QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
 168         {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
 169                                 QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
 170         {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
 171                                 QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
 172         {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
 173                                 QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
 174         {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
 175                                         QL_OFF(nic_stats.rx_nic_fifo_drop)},
 176 };
 177
 178 static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
 179         "Loopback test  (offline)"
 180 };
 181 #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
 182 #define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)
 183 #define QLGE_RCV_MAC_ERR_STATS  7
 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         /* Update receive mac error statistics */
 284         iter += QLGE_RCV_MAC_ERR_STATS;
 285
 286         /*
 287          * Get Per-priority TX pause frame counter statistics.
 288          */
 289         for (i = 0x500; i < 0x540; i += 8) {
 290                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 291                         netif_err(qdev, drv, qdev->ndev,
 292                                   "Error reading status register 0x%.04x.\n",
 293                                   i);
 294                         goto end;
 295                 } else
 296                         *iter = data;
 297                 iter++;
 298         }
 299
 300         /*
 301          * Get Per-priority RX pause frame counter statistics.
 302          */
 303         for (i = 0x568; i < 0x5a8; i += 8) {
 304                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 305                         netif_err(qdev, drv, qdev->ndev,
 306                                   "Error reading status register 0x%.04x.\n",
 307                                   i);
 308                         goto end;
 309                 } else
 310                         *iter = data;
 311                 iter++;
 312         }
 313
 314         /*
 315          * Get RX NIC FIFO DROP statistics.
 316          */
 317         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 318                 netif_err(qdev, drv, qdev->ndev,
 319                           "Error reading status register 0x%.04x.\n", i);
 320                 goto end;
 321         } else
 322                 *iter = data;
 323 end:
 324         ql_sem_unlock(qdev, qdev->xg_sem_mask);
 325 quit:
 326         spin_unlock(&qdev->stats_lock);
 327
 328         QL_DUMP_STAT(qdev);
 329 }
 330
 331 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 332 {
 333         int index;
 334         switch (stringset) {
 335         case ETH_SS_TEST:
 336                 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
 337                 break;
 338         case ETH_SS_STATS:
 339                 for (index = 0; index < QLGE_STATS_LEN; index++) {
 340                         memcpy(buf + index * ETH_GSTRING_LEN,
 341                                 ql_gstrings_stats[index].stat_string,
 342                                 ETH_GSTRING_LEN);
 343                 }
 344                 break;
 345         }
 346 }
 347
 348 static int ql_get_sset_count(struct net_device *dev, int sset)
 349 {
 350         switch (sset) {
 351         case ETH_SS_TEST:
 352                 return QLGE_TEST_LEN;
 353         case ETH_SS_STATS:
 354                 return QLGE_STATS_LEN;
 355         default:
 356                 return -EOPNOTSUPP;
 357         }
 358 }
 359
 360 static void
 361 ql_get_ethtool_stats(struct net_device *ndev,
 362                      struct ethtool_stats *stats, u64 *data)
 363 {
 364         struct ql_adapter *qdev = netdev_priv(ndev);
 365         int index, length;
 366
 367         length = QLGE_STATS_LEN;
 368         ql_update_stats(qdev);
 369
 370         for (index = 0; index < length; index++) {
 371                 char *p = (char *)qdev +
 372                         ql_gstrings_stats[index].stat_offset;
 373                 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
 374                         sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
 375         }
 376 }
 377
 378 static int ql_get_settings(struct net_device *ndev,
 379                               struct ethtool_cmd *ecmd)
 380 {
 381         struct ql_adapter *qdev = netdev_priv(ndev);
 382
 383         ecmd->supported = SUPPORTED_10000baseT_Full;
 384         ecmd->advertising = ADVERTISED_10000baseT_Full;
 385         ecmd->transceiver = XCVR_EXTERNAL;
 386         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 387                                 STS_LINK_TYPE_10GBASET) {
 388                 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 389                 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 390                 ecmd->port = PORT_TP;
 391                 ecmd->autoneg = AUTONEG_ENABLE;
 392         } else {
 393                 ecmd->supported |= SUPPORTED_FIBRE;
 394                 ecmd->advertising |= ADVERTISED_FIBRE;
 395                 ecmd->port = PORT_FIBRE;
 396         }
 397
 398         ethtool_cmd_speed_set(ecmd, SPEED_10000);
 399         ecmd->duplex = DUPLEX_FULL;
 400
 401         return 0;
 402 }
 403
 404 static void ql_get_drvinfo(struct net_device *ndev,
 405                            struct ethtool_drvinfo *drvinfo)
 406 {
 407         struct ql_adapter *qdev = netdev_priv(ndev);
 408         strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 409         strlcpy(drvinfo->version, qlge_driver_version,
 410                 sizeof(drvinfo->version));
 411         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 412                  "v%d.%d.%d",
 413                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 414                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 415                  (qdev->fw_rev_id & 0x000000ff));
 416         strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 417                 sizeof(drvinfo->bus_info));
 418 }
 419
 420 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 421 {
 422         struct ql_adapter *qdev = netdev_priv(ndev);
 423         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 424
 425         /* WOL is only supported for mezz card. */
 426         if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 427                         ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 428                 wol->supported = WAKE_MAGIC;
 429                 wol->wolopts = qdev->wol;
 430         }
 431 }
 432
 433 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 434 {
 435         struct ql_adapter *qdev = netdev_priv(ndev);
 436         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 437
 438         /* WOL is only supported for mezz card. */
 439         if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 440                         ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 441                 netif_info(qdev, drv, qdev->ndev,
 442                                 "WOL is only supported for mezz card\n");
 443                 return -EOPNOTSUPP;
 444         }
 445         if (wol->wolopts & ~WAKE_MAGIC)
 446                 return -EINVAL;
 447         qdev->wol = wol->wolopts;
 448
 449         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 450         return 0;
 451 }
 452
 453 static int ql_set_phys_id(struct net_device *ndev,
 454                           enum ethtool_phys_id_state state)
 455
 456 {
 457         struct ql_adapter *qdev = netdev_priv(ndev);
 458
 459         switch (state) {
 460         case ETHTOOL_ID_ACTIVE:
 461                 /* Save the current LED settings */
 462                 if (ql_mb_get_led_cfg(qdev))
 463                         return -EIO;
 464
 465                 /* Start blinking */
 466                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 467                 return 0;
 468
 469         case ETHTOOL_ID_INACTIVE:
 470                 /* Restore LED settings */
 471                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 472                         return -EIO;
 473                 return 0;
 474
 475         default:
 476                 return -EINVAL;
 477         }
 478 }
 479
 480 static int ql_start_loopback(struct ql_adapter *qdev)
 481 {
 482         if (netif_carrier_ok(qdev->ndev)) {
 483                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 484                 netif_carrier_off(qdev->ndev);
 485         } else
 486                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 487         qdev->link_config |= CFG_LOOPBACK_PCS;
 488         return ql_mb_set_port_cfg(qdev);
 489 }
 490
 491 static void ql_stop_loopback(struct ql_adapter *qdev)
 492 {
 493         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 494         ql_mb_set_port_cfg(qdev);
 495         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 496                 netif_carrier_on(qdev->ndev);
 497                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 498         }
 499 }
 500
 501 static void ql_create_lb_frame(struct sk_buff *skb,
 502                                         unsigned int frame_size)
 503 {
 504         memset(skb->data, 0xFF, frame_size);
 505         frame_size &= ~1;
 506         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 507         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 508         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 509 }
 510
 511 void ql_check_lb_frame(struct ql_adapter *qdev,
 512                                         struct sk_buff *skb)
 513 {
 514         unsigned int frame_size = skb->len;
 515
 516         if ((*(skb->data + 3) == 0xFF) &&
 517                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 518                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 519                         atomic_dec(&qdev->lb_count);
 520                         return;
 521         }
 522 }
 523
 524 static int ql_run_loopback_test(struct ql_adapter *qdev)
 525 {
 526         int i;
 527         netdev_tx_t rc;
 528         struct sk_buff *skb;
 529         unsigned int size = SMALL_BUF_MAP_SIZE;
 530
 531         for (i = 0; i < 64; i++) {
 532                 skb = netdev_alloc_skb(qdev->ndev, size);
 533                 if (!skb)
 534                         return -ENOMEM;
 535
 536                 skb->queue_mapping = 0;
 537                 skb_put(skb, size);
 538                 ql_create_lb_frame(skb, size);
 539                 rc = ql_lb_send(skb, qdev->ndev);
 540                 if (rc != NETDEV_TX_OK)
 541                         return -EPIPE;
 542                 atomic_inc(&qdev->lb_count);
 543         }
 544         /* Give queue time to settle before testing results. */
 545         msleep(2);
 546         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 547         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 548 }
 549
 550 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 551 {
 552         *data = ql_start_loopback(qdev);
 553         if (*data)
 554                 goto out;
 555         *data = ql_run_loopback_test(qdev);
 556 out:
 557         ql_stop_loopback(qdev);
 558         return *data;
 559 }
 560
 561 static void ql_self_test(struct net_device *ndev,
 562                                 struct ethtool_test *eth_test, u64 *data)
 563 {
 564         struct ql_adapter *qdev = netdev_priv(ndev);
 565
 566         memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 567
 568         if (netif_running(ndev)) {
 569                 set_bit(QL_SELFTEST, &qdev->flags);
 570                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 571                         /* Offline tests */
 572                         if (ql_loopback_test(qdev, &data[0]))
 573                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 574
 575                 } else {
 576                         /* Online tests */
 577                         data[0] = 0;
 578                 }
 579                 clear_bit(QL_SELFTEST, &qdev->flags);
 580                 /* Give link time to come up after
 581                  * port configuration changes.
 582                  */
 583                 msleep_interruptible(4 * 1000);
 584         } else {
 585                 netif_err(qdev, drv, qdev->ndev,
 586                           "is down, Loopback test will fail.\n");
 587                 eth_test->flags |= ETH_TEST_FL_FAILED;
 588         }
 589 }
 590
 591 static int ql_get_regs_len(struct net_device *ndev)
 592 {
 593         struct ql_adapter *qdev = netdev_priv(ndev);
 594
 595         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 596                 return sizeof(struct ql_mpi_coredump);
 597         else
 598                 return sizeof(struct ql_reg_dump);
 599 }
 600
 601 static void ql_get_regs(struct net_device *ndev,
 602                         struct ethtool_regs *regs, void *p)
 603 {
 604         struct ql_adapter *qdev = netdev_priv(ndev);
 605
 606         ql_get_dump(qdev, p);
 607         qdev->core_is_dumped = 0;
 608         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 609                 regs->len = sizeof(struct ql_mpi_coredump);
 610         else
 611                 regs->len = sizeof(struct ql_reg_dump);
 612 }
 613
 614 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 615 {
 616         struct ql_adapter *qdev = netdev_priv(dev);
 617
 618         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 619         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 620
 621         /* This chip coalesces as follows:
 622          * If a packet arrives, hold off interrupts until
 623          * cqicb->int_delay expires, but if no other packets arrive don't
 624          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 625          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 626          * max_coalesced_frames value and convert it to a delay in microseconds.
 627          * We do this by using a basic thoughput of 1,000,000 frames per
 628          * second @ (1024 bytes).  This means one frame per usec. So it's a
 629          * simple one to one ratio.
 630          */
 631         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 632         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 633
 634         return 0;
 635 }
 636
 637 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 638 {
 639         struct ql_adapter *qdev = netdev_priv(ndev);
 640
 641         /* Validate user parameters. */
 642         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 643                 return -EINVAL;
 644        /* Don't wait more than 10 usec. */
 645         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 646                 return -EINVAL;
 647         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 648                 return -EINVAL;
 649         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 650                 return -EINVAL;
 651
 652         /* Verify a change took place before updating the hardware. */
 653         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 654             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 655             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 656             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 657                 return 0;
 658
 659         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 660         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 661         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 662         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 663
 664         return ql_update_ring_coalescing(qdev);
 665 }
 666
 667 static void ql_get_pauseparam(struct net_device *netdev,
 668                         struct ethtool_pauseparam *pause)
 669 {
 670         struct ql_adapter *qdev = netdev_priv(netdev);
 671
 672         ql_mb_get_port_cfg(qdev);
 673         if (qdev->link_config & CFG_PAUSE_STD) {
 674                 pause->rx_pause = 1;
 675                 pause->tx_pause = 1;
 676         }
 677 }
 678
 679 static int ql_set_pauseparam(struct net_device *netdev,
 680                         struct ethtool_pauseparam *pause)
 681 {
 682         struct ql_adapter *qdev = netdev_priv(netdev);
 683         int status = 0;
 684
 685         if ((pause->rx_pause) && (pause->tx_pause))
 686                 qdev->link_config |= CFG_PAUSE_STD;
 687         else if (!pause->rx_pause && !pause->tx_pause)
 688                 qdev->link_config &= ~CFG_PAUSE_STD;
 689         else
 690                 return -EINVAL;
 691
 692         status = ql_mb_set_port_cfg(qdev);
 693         return status;
 694 }
 695
 696 static u32 ql_get_msglevel(struct net_device *ndev)
 697 {
 698         struct ql_adapter *qdev = netdev_priv(ndev);
 699         return qdev->msg_enable;
 700 }
 701
 702 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 703 {
 704         struct ql_adapter *qdev = netdev_priv(ndev);
 705         qdev->msg_enable = value;
 706 }
 707
 708 const struct ethtool_ops qlge_ethtool_ops = {
 709         .get_settings = ql_get_settings,
 710         .get_drvinfo = ql_get_drvinfo,
 711         .get_wol = ql_get_wol,
 712         .set_wol = ql_set_wol,
 713         .get_regs_len   = ql_get_regs_len,
 714         .get_regs = ql_get_regs,
 715         .get_msglevel = ql_get_msglevel,
 716         .set_msglevel = ql_set_msglevel,
 717         .get_link = ethtool_op_get_link,
 718         .set_phys_id             = ql_set_phys_id,
 719         .self_test               = ql_self_test,
 720         .get_pauseparam          = ql_get_pauseparam,
 721         .set_pauseparam          = ql_set_pauseparam,
 722         .get_coalesce = ql_get_coalesce,
 723         .set_coalesce = ql_set_coalesce,
 724         .get_sset_count = ql_get_sset_count,
 725         .get_strings = ql_get_strings,
 726         .get_ethtool_stats = ql_get_ethtool_stats,
 727 };
 728