drivers/staging/qlge/qlge_ethtool.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/kernel.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 #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) sizeof_field(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) != qdev->tx_max_coalesced_frames) {
 200                 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
 201                         rx_ring = &qdev->rx_ring[i];
 202                         cqicb = (struct cqicb *)rx_ring;
 203                         cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
 204                         cqicb->pkt_delay =
 205                             cpu_to_le16(qdev->tx_max_coalesced_frames);
 206                         cqicb->flags = FLAGS_LI;
 207                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 208                                               CFG_LCQ, rx_ring->cq_id);
 209                         if (status) {
 210                                 netif_err(qdev, ifup, qdev->ndev,
 211                                           "Failed to load CQICB.\n");
 212                                 goto exit;
 213                         }
 214                 }
 215         }
 216
 217         /* Update the inbound (RSS) handler queues if they changed. */
 218         cqicb = (struct cqicb *)&qdev->rx_ring[0];
 219         if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
 220             le16_to_cpu(cqicb->pkt_delay) != qdev->rx_max_coalesced_frames) {
 221                 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
 222                         rx_ring = &qdev->rx_ring[i];
 223                         cqicb = (struct cqicb *)rx_ring;
 224                         cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
 225                         cqicb->pkt_delay =
 226                             cpu_to_le16(qdev->rx_max_coalesced_frames);
 227                         cqicb->flags = FLAGS_LI;
 228                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
 229                                               CFG_LCQ, rx_ring->cq_id);
 230                         if (status) {
 231                                 netif_err(qdev, ifup, qdev->ndev,
 232                                           "Failed to load CQICB.\n");
 233                                 goto exit;
 234                         }
 235                 }
 236         }
 237 exit:
 238         return status;
 239 }
 240
 241 static void ql_update_stats(struct ql_adapter *qdev)
 242 {
 243         u32 i;
 244         u64 data;
 245         u64 *iter = &qdev->nic_stats.tx_pkts;
 246
 247         spin_lock(&qdev->stats_lock);
 248         if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
 249                 netif_err(qdev, drv, qdev->ndev,
 250                           "Couldn't get xgmac sem.\n");
 251                 goto quit;
 252         }
 253         /*
 254          * Get TX statistics.
 255          */
 256         for (i = 0x200; i < 0x280; i += 8) {
 257                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 258                         netif_err(qdev, drv, qdev->ndev,
 259                                   "Error reading status register 0x%.04x.\n",
 260                                   i);
 261                         goto end;
 262                 } else {
 263                         *iter = data;
 264                 }
 265                 iter++;
 266         }
 267
 268         /*
 269          * Get RX statistics.
 270          */
 271         for (i = 0x300; i < 0x3d0; i += 8) {
 272                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
 273                         netif_err(qdev, drv, qdev->ndev,
 274                                   "Error reading status register 0x%.04x.\n",
 275                                   i);
 276                         goto end;
 277                 } else {
 278                         *iter = data;
 279                 }
 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                 }
 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                 }
 313                 iter++;
 314         }
 315
 316         /*
 317          * Get RX NIC FIFO DROP statistics.
 318          */
 319         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 320                 netif_err(qdev, drv, qdev->ndev,
 321                           "Error reading status register 0x%.04x.\n", i);
 322                 goto end;
 323         } else {
 324                 *iter = data;
 325         }
 326 end:
 327         ql_sem_unlock(qdev, qdev->xg_sem_mask);
 328 quit:
 329         spin_unlock(&qdev->stats_lock);
 330
 331         QL_DUMP_STAT(qdev);
 332 }
 333
 334 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 335 {
 336         int index;
 337
 338         switch (stringset) {
 339         case ETH_SS_TEST:
 340                 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
 341                 break;
 342         case ETH_SS_STATS:
 343                 for (index = 0; index < QLGE_STATS_LEN; index++) {
 344                         memcpy(buf + index * ETH_GSTRING_LEN,
 345                                ql_gstrings_stats[index].stat_string,
 346                                ETH_GSTRING_LEN);
 347                 }
 348                 break;
 349         }
 350 }
 351
 352 static int ql_get_sset_count(struct net_device *dev, int sset)
 353 {
 354         switch (sset) {
 355         case ETH_SS_TEST:
 356                 return QLGE_TEST_LEN;
 357         case ETH_SS_STATS:
 358                 return QLGE_STATS_LEN;
 359         default:
 360                 return -EOPNOTSUPP;
 361         }
 362 }
 363
 364 static void
 365 ql_get_ethtool_stats(struct net_device *ndev,
 366                      struct ethtool_stats *stats, u64 *data)
 367 {
 368         struct ql_adapter *qdev = netdev_priv(ndev);
 369         int index, length;
 370
 371         length = QLGE_STATS_LEN;
 372         ql_update_stats(qdev);
 373
 374         for (index = 0; index < length; index++) {
 375                 char *p = (char *)qdev +
 376                         ql_gstrings_stats[index].stat_offset;
 377                 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
 378                         sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
 379         }
 380 }
 381
 382 static int ql_get_link_ksettings(struct net_device *ndev,
 383                                  struct ethtool_link_ksettings *ecmd)
 384 {
 385         struct ql_adapter *qdev = netdev_priv(ndev);
 386         u32 supported, advertising;
 387
 388         supported = SUPPORTED_10000baseT_Full;
 389         advertising = ADVERTISED_10000baseT_Full;
 390
 391         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 392                                 STS_LINK_TYPE_10GBASET) {
 393                 supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 394                 advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 395                 ecmd->base.port = PORT_TP;
 396                 ecmd->base.autoneg = AUTONEG_ENABLE;
 397         } else {
 398                 supported |= SUPPORTED_FIBRE;
 399                 advertising |= ADVERTISED_FIBRE;
 400                 ecmd->base.port = PORT_FIBRE;
 401         }
 402
 403         ecmd->base.speed = SPEED_10000;
 404         ecmd->base.duplex = DUPLEX_FULL;
 405
 406         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported,
 407                                                 supported);
 408         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising,
 409                                                 advertising);
 410
 411         return 0;
 412 }
 413
 414 static void ql_get_drvinfo(struct net_device *ndev,
 415                            struct ethtool_drvinfo *drvinfo)
 416 {
 417         struct ql_adapter *qdev = netdev_priv(ndev);
 418
 419         strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 420         strlcpy(drvinfo->version, qlge_driver_version,
 421                 sizeof(drvinfo->version));
 422         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 423                  "v%d.%d.%d",
 424                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 425                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 426                  (qdev->fw_rev_id & 0x000000ff));
 427         strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 428                 sizeof(drvinfo->bus_info));
 429 }
 430
 431 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 432 {
 433         struct ql_adapter *qdev = netdev_priv(ndev);
 434         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 435
 436         /* WOL is only supported for mezz card. */
 437         if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 438             ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 439                 wol->supported = WAKE_MAGIC;
 440                 wol->wolopts = qdev->wol;
 441         }
 442 }
 443
 444 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 445 {
 446         struct ql_adapter *qdev = netdev_priv(ndev);
 447         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 448
 449         /* WOL is only supported for mezz card. */
 450         if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 451             ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 452                 netif_info(qdev, drv, qdev->ndev,
 453                            "WOL is only supported for mezz card\n");
 454                 return -EOPNOTSUPP;
 455         }
 456         if (wol->wolopts & ~WAKE_MAGIC)
 457                 return -EINVAL;
 458         qdev->wol = wol->wolopts;
 459
 460         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 461         return 0;
 462 }
 463
 464 static int ql_set_phys_id(struct net_device *ndev,
 465                           enum ethtool_phys_id_state state)
 466
 467 {
 468         struct ql_adapter *qdev = netdev_priv(ndev);
 469
 470         switch (state) {
 471         case ETHTOOL_ID_ACTIVE:
 472                 /* Save the current LED settings */
 473                 if (ql_mb_get_led_cfg(qdev))
 474                         return -EIO;
 475
 476                 /* Start blinking */
 477                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 478                 return 0;
 479
 480         case ETHTOOL_ID_INACTIVE:
 481                 /* Restore LED settings */
 482                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 483                         return -EIO;
 484                 return 0;
 485
 486         default:
 487                 return -EINVAL;
 488         }
 489 }
 490
 491 static int ql_start_loopback(struct ql_adapter *qdev)
 492 {
 493         if (netif_carrier_ok(qdev->ndev)) {
 494                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 495                 netif_carrier_off(qdev->ndev);
 496         } else {
 497                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 498         }
 499         qdev->link_config |= CFG_LOOPBACK_PCS;
 500         return ql_mb_set_port_cfg(qdev);
 501 }
 502
 503 static void ql_stop_loopback(struct ql_adapter *qdev)
 504 {
 505         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 506         ql_mb_set_port_cfg(qdev);
 507         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 508                 netif_carrier_on(qdev->ndev);
 509                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 510         }
 511 }
 512
 513 static void ql_create_lb_frame(struct sk_buff *skb,
 514                                unsigned int frame_size)
 515 {
 516         memset(skb->data, 0xFF, frame_size);
 517         frame_size &= ~1;
 518         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 519         skb->data[frame_size / 2 + 10] = (unsigned char)0xBE;
 520         skb->data[frame_size / 2 + 12] = (unsigned char)0xAF;
 521 }
 522
 523 void ql_check_lb_frame(struct ql_adapter *qdev,
 524                        struct sk_buff *skb)
 525 {
 526         unsigned int frame_size = skb->len;
 527
 528         if ((*(skb->data + 3) == 0xFF) &&
 529             (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 530             (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 531                 atomic_dec(&qdev->lb_count);
 532                 return;
 533         }
 534 }
 535
 536 static int ql_run_loopback_test(struct ql_adapter *qdev)
 537 {
 538         int i;
 539         netdev_tx_t rc;
 540         struct sk_buff *skb;
 541         unsigned int size = SMALL_BUF_MAP_SIZE;
 542
 543         for (i = 0; i < 64; i++) {
 544                 skb = netdev_alloc_skb(qdev->ndev, size);
 545                 if (!skb)
 546                         return -ENOMEM;
 547
 548                 skb->queue_mapping = 0;
 549                 skb_put(skb, size);
 550                 ql_create_lb_frame(skb, size);
 551                 rc = ql_lb_send(skb, qdev->ndev);
 552                 if (rc != NETDEV_TX_OK)
 553                         return -EPIPE;
 554                 atomic_inc(&qdev->lb_count);
 555         }
 556         /* Give queue time to settle before testing results. */
 557         msleep(2);
 558         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 559         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 560 }
 561
 562 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 563 {
 564         *data = ql_start_loopback(qdev);
 565         if (*data)
 566                 goto out;
 567         *data = ql_run_loopback_test(qdev);
 568 out:
 569         ql_stop_loopback(qdev);
 570         return *data;
 571 }
 572
 573 static void ql_self_test(struct net_device *ndev,
 574                          struct ethtool_test *eth_test, u64 *data)
 575 {
 576         struct ql_adapter *qdev = netdev_priv(ndev);
 577
 578         memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 579
 580         if (netif_running(ndev)) {
 581                 set_bit(QL_SELFTEST, &qdev->flags);
 582                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 583                         /* Offline tests */
 584                         if (ql_loopback_test(qdev, &data[0]))
 585                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 586
 587                 } else {
 588                         /* Online tests */
 589                         data[0] = 0;
 590                 }
 591                 clear_bit(QL_SELFTEST, &qdev->flags);
 592                 /* Give link time to come up after
 593                  * port configuration changes.
 594                  */
 595                 msleep_interruptible(4 * 1000);
 596         } else {
 597                 netif_err(qdev, drv, qdev->ndev,
 598                           "is down, Loopback test will fail.\n");
 599                 eth_test->flags |= ETH_TEST_FL_FAILED;
 600         }
 601 }
 602
 603 static int ql_get_regs_len(struct net_device *ndev)
 604 {
 605         struct ql_adapter *qdev = netdev_priv(ndev);
 606
 607         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 608                 return sizeof(struct ql_mpi_coredump);
 609         else
 610                 return sizeof(struct ql_reg_dump);
 611 }
 612
 613 static void ql_get_regs(struct net_device *ndev,
 614                         struct ethtool_regs *regs, void *p)
 615 {
 616         struct ql_adapter *qdev = netdev_priv(ndev);
 617
 618         ql_get_dump(qdev, p);
 619         qdev->core_is_dumped = 0;
 620         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 621                 regs->len = sizeof(struct ql_mpi_coredump);
 622         else
 623                 regs->len = sizeof(struct ql_reg_dump);
 624 }
 625
 626 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 627 {
 628         struct ql_adapter *qdev = netdev_priv(dev);
 629
 630         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 631         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 632
 633         /* This chip coalesces as follows:
 634          * If a packet arrives, hold off interrupts until
 635          * cqicb->int_delay expires, but if no other packets arrive don't
 636          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 637          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 638          * max_coalesced_frames value and convert it to a delay in microseconds.
 639          * We do this by using a basic thoughput of 1,000,000 frames per
 640          * second @ (1024 bytes).  This means one frame per usec. So it's a
 641          * simple one to one ratio.
 642          */
 643         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 644         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 645
 646         return 0;
 647 }
 648
 649 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 650 {
 651         struct ql_adapter *qdev = netdev_priv(ndev);
 652
 653         /* Validate user parameters. */
 654         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 655                 return -EINVAL;
 656        /* Don't wait more than 10 usec. */
 657         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 658                 return -EINVAL;
 659         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 660                 return -EINVAL;
 661         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 662                 return -EINVAL;
 663
 664         /* Verify a change took place before updating the hardware. */
 665         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 666             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 667             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 668             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 669                 return 0;
 670
 671         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 672         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 673         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 674         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 675
 676         return ql_update_ring_coalescing(qdev);
 677 }
 678
 679 static void ql_get_pauseparam(struct net_device *netdev,
 680                               struct ethtool_pauseparam *pause)
 681 {
 682         struct ql_adapter *qdev = netdev_priv(netdev);
 683
 684         ql_mb_get_port_cfg(qdev);
 685         if (qdev->link_config & CFG_PAUSE_STD) {
 686                 pause->rx_pause = 1;
 687                 pause->tx_pause = 1;
 688         }
 689 }
 690
 691 static int ql_set_pauseparam(struct net_device *netdev,
 692                              struct ethtool_pauseparam *pause)
 693 {
 694         struct ql_adapter *qdev = netdev_priv(netdev);
 695
 696         if ((pause->rx_pause) && (pause->tx_pause))
 697                 qdev->link_config |= CFG_PAUSE_STD;
 698         else if (!pause->rx_pause && !pause->tx_pause)
 699                 qdev->link_config &= ~CFG_PAUSE_STD;
 700         else
 701                 return -EINVAL;
 702
 703         return ql_mb_set_port_cfg(qdev);
 704 }
 705
 706 static u32 ql_get_msglevel(struct net_device *ndev)
 707 {
 708         struct ql_adapter *qdev = netdev_priv(ndev);
 709
 710         return qdev->msg_enable;
 711 }
 712
 713 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 714 {
 715         struct ql_adapter *qdev = netdev_priv(ndev);
 716
 717         qdev->msg_enable = value;
 718 }
 719
 720 const struct ethtool_ops qlge_ethtool_ops = {
 721         .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
 722                                      ETHTOOL_COALESCE_MAX_FRAMES,
 723         .get_drvinfo = ql_get_drvinfo,
 724         .get_wol = ql_get_wol,
 725         .set_wol = ql_set_wol,
 726         .get_regs_len   = ql_get_regs_len,
 727         .get_regs = ql_get_regs,
 728         .get_msglevel = ql_get_msglevel,
 729         .set_msglevel = ql_set_msglevel,
 730         .get_link = ethtool_op_get_link,
 731         .set_phys_id             = ql_set_phys_id,
 732         .self_test               = ql_self_test,
 733         .get_pauseparam          = ql_get_pauseparam,
 734         .set_pauseparam          = ql_set_pauseparam,
 735         .get_coalesce = ql_get_coalesce,
 736         .set_coalesce = ql_set_coalesce,
 737         .get_sset_count = ql_get_sset_count,
 738         .get_strings = ql_get_strings,
 739         .get_ethtool_stats = ql_get_ethtool_stats,
 740         .get_link_ksettings = ql_get_link_ksettings,
 741 };
 742