root/drivers/staging/qlge/qlge_ethtool.c

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DEFINITIONS

This source file includes following definitions.
  1. ql_update_ring_coalescing
  2. ql_update_stats
  3. ql_get_strings
  4. ql_get_sset_count
  5. ql_get_ethtool_stats
  6. ql_get_link_ksettings
  7. ql_get_drvinfo
  8. ql_get_wol
  9. ql_set_wol
  10. ql_set_phys_id
  11. ql_start_loopback
  12. ql_stop_loopback
  13. ql_create_lb_frame
  14. ql_check_lb_frame
  15. ql_run_loopback_test
  16. ql_loopback_test
  17. ql_self_test
  18. ql_get_regs_len
  19. ql_get_regs
  20. ql_get_coalesce
  21. ql_set_coalesce
  22. ql_get_pauseparam
  23. ql_set_pauseparam
  24. ql_get_msglevel
  25. ql_set_msglevel

   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 
  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_link_ksettings(struct net_device *ndev,
 380                                  struct ethtool_link_ksettings *ecmd)
 381 {
 382         struct ql_adapter *qdev = netdev_priv(ndev);
 383         u32 supported, advertising;
 384 
 385         supported = SUPPORTED_10000baseT_Full;
 386         advertising = ADVERTISED_10000baseT_Full;
 387 
 388         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 389                                 STS_LINK_TYPE_10GBASET) {
 390                 supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 391                 advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 392                 ecmd->base.port = PORT_TP;
 393                 ecmd->base.autoneg = AUTONEG_ENABLE;
 394         } else {
 395                 supported |= SUPPORTED_FIBRE;
 396                 advertising |= ADVERTISED_FIBRE;
 397                 ecmd->base.port = PORT_FIBRE;
 398         }
 399 
 400         ecmd->base.speed = SPEED_10000;
 401         ecmd->base.duplex = DUPLEX_FULL;
 402 
 403         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported,
 404                                                 supported);
 405         ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising,
 406                                                 advertising);
 407 
 408         return 0;
 409 }
 410 
 411 static void ql_get_drvinfo(struct net_device *ndev,
 412                            struct ethtool_drvinfo *drvinfo)
 413 {
 414         struct ql_adapter *qdev = netdev_priv(ndev);
 415         strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 416         strlcpy(drvinfo->version, qlge_driver_version,
 417                 sizeof(drvinfo->version));
 418         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 419                  "v%d.%d.%d",
 420                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
 421                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
 422                  (qdev->fw_rev_id & 0x000000ff));
 423         strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 424                 sizeof(drvinfo->bus_info));
 425 }
 426 
 427 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 428 {
 429         struct ql_adapter *qdev = netdev_priv(ndev);
 430         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 431 
 432         /* WOL is only supported for mezz card. */
 433         if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 434                         ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 435                 wol->supported = WAKE_MAGIC;
 436                 wol->wolopts = qdev->wol;
 437         }
 438 }
 439 
 440 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 441 {
 442         struct ql_adapter *qdev = netdev_priv(ndev);
 443         unsigned short ssys_dev = qdev->pdev->subsystem_device;
 444 
 445         /* WOL is only supported for mezz card. */
 446         if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 447                         ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 448                 netif_info(qdev, drv, qdev->ndev,
 449                                 "WOL is only supported for mezz card\n");
 450                 return -EOPNOTSUPP;
 451         }
 452         if (wol->wolopts & ~WAKE_MAGIC)
 453                 return -EINVAL;
 454         qdev->wol = wol->wolopts;
 455 
 456         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 457         return 0;
 458 }
 459 
 460 static int ql_set_phys_id(struct net_device *ndev,
 461                           enum ethtool_phys_id_state state)
 462 
 463 {
 464         struct ql_adapter *qdev = netdev_priv(ndev);
 465 
 466         switch (state) {
 467         case ETHTOOL_ID_ACTIVE:
 468                 /* Save the current LED settings */
 469                 if (ql_mb_get_led_cfg(qdev))
 470                         return -EIO;
 471 
 472                 /* Start blinking */
 473                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 474                 return 0;
 475 
 476         case ETHTOOL_ID_INACTIVE:
 477                 /* Restore LED settings */
 478                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 479                         return -EIO;
 480                 return 0;
 481 
 482         default:
 483                 return -EINVAL;
 484         }
 485 }
 486 
 487 static int ql_start_loopback(struct ql_adapter *qdev)
 488 {
 489         if (netif_carrier_ok(qdev->ndev)) {
 490                 set_bit(QL_LB_LINK_UP, &qdev->flags);
 491                 netif_carrier_off(qdev->ndev);
 492         } else
 493                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 494         qdev->link_config |= CFG_LOOPBACK_PCS;
 495         return ql_mb_set_port_cfg(qdev);
 496 }
 497 
 498 static void ql_stop_loopback(struct ql_adapter *qdev)
 499 {
 500         qdev->link_config &= ~CFG_LOOPBACK_PCS;
 501         ql_mb_set_port_cfg(qdev);
 502         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 503                 netif_carrier_on(qdev->ndev);
 504                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
 505         }
 506 }
 507 
 508 static void ql_create_lb_frame(struct sk_buff *skb,
 509                                         unsigned int frame_size)
 510 {
 511         memset(skb->data, 0xFF, frame_size);
 512         frame_size &= ~1;
 513         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 514         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 515         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 516 }
 517 
 518 void ql_check_lb_frame(struct ql_adapter *qdev,
 519                                         struct sk_buff *skb)
 520 {
 521         unsigned int frame_size = skb->len;
 522 
 523         if ((*(skb->data + 3) == 0xFF) &&
 524                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 525                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 526                         atomic_dec(&qdev->lb_count);
 527                         return;
 528         }
 529 }
 530 
 531 static int ql_run_loopback_test(struct ql_adapter *qdev)
 532 {
 533         int i;
 534         netdev_tx_t rc;
 535         struct sk_buff *skb;
 536         unsigned int size = SMALL_BUF_MAP_SIZE;
 537 
 538         for (i = 0; i < 64; i++) {
 539                 skb = netdev_alloc_skb(qdev->ndev, size);
 540                 if (!skb)
 541                         return -ENOMEM;
 542 
 543                 skb->queue_mapping = 0;
 544                 skb_put(skb, size);
 545                 ql_create_lb_frame(skb, size);
 546                 rc = ql_lb_send(skb, qdev->ndev);
 547                 if (rc != NETDEV_TX_OK)
 548                         return -EPIPE;
 549                 atomic_inc(&qdev->lb_count);
 550         }
 551         /* Give queue time to settle before testing results. */
 552         msleep(2);
 553         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 554         return atomic_read(&qdev->lb_count) ? -EIO : 0;
 555 }
 556 
 557 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 558 {
 559         *data = ql_start_loopback(qdev);
 560         if (*data)
 561                 goto out;
 562         *data = ql_run_loopback_test(qdev);
 563 out:
 564         ql_stop_loopback(qdev);
 565         return *data;
 566 }
 567 
 568 static void ql_self_test(struct net_device *ndev,
 569                                 struct ethtool_test *eth_test, u64 *data)
 570 {
 571         struct ql_adapter *qdev = netdev_priv(ndev);
 572 
 573         memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 574 
 575         if (netif_running(ndev)) {
 576                 set_bit(QL_SELFTEST, &qdev->flags);
 577                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 578                         /* Offline tests */
 579                         if (ql_loopback_test(qdev, &data[0]))
 580                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 581 
 582                 } else {
 583                         /* Online tests */
 584                         data[0] = 0;
 585                 }
 586                 clear_bit(QL_SELFTEST, &qdev->flags);
 587                 /* Give link time to come up after
 588                  * port configuration changes.
 589                  */
 590                 msleep_interruptible(4 * 1000);
 591         } else {
 592                 netif_err(qdev, drv, qdev->ndev,
 593                           "is down, Loopback test will fail.\n");
 594                 eth_test->flags |= ETH_TEST_FL_FAILED;
 595         }
 596 }
 597 
 598 static int ql_get_regs_len(struct net_device *ndev)
 599 {
 600         struct ql_adapter *qdev = netdev_priv(ndev);
 601 
 602         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 603                 return sizeof(struct ql_mpi_coredump);
 604         else
 605                 return sizeof(struct ql_reg_dump);
 606 }
 607 
 608 static void ql_get_regs(struct net_device *ndev,
 609                         struct ethtool_regs *regs, void *p)
 610 {
 611         struct ql_adapter *qdev = netdev_priv(ndev);
 612 
 613         ql_get_dump(qdev, p);
 614         qdev->core_is_dumped = 0;
 615         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 616                 regs->len = sizeof(struct ql_mpi_coredump);
 617         else
 618                 regs->len = sizeof(struct ql_reg_dump);
 619 }
 620 
 621 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 622 {
 623         struct ql_adapter *qdev = netdev_priv(dev);
 624 
 625         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 626         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 627 
 628         /* This chip coalesces as follows:
 629          * If a packet arrives, hold off interrupts until
 630          * cqicb->int_delay expires, but if no other packets arrive don't
 631          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 632          * timer to coalesce on a frame basis.  So, we have to take ethtool's
 633          * max_coalesced_frames value and convert it to a delay in microseconds.
 634          * We do this by using a basic thoughput of 1,000,000 frames per
 635          * second @ (1024 bytes).  This means one frame per usec. So it's a
 636          * simple one to one ratio.
 637          */
 638         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 639         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 640 
 641         return 0;
 642 }
 643 
 644 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 645 {
 646         struct ql_adapter *qdev = netdev_priv(ndev);
 647 
 648         /* Validate user parameters. */
 649         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 650                 return -EINVAL;
 651        /* Don't wait more than 10 usec. */
 652         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 653                 return -EINVAL;
 654         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 655                 return -EINVAL;
 656         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 657                 return -EINVAL;
 658 
 659         /* Verify a change took place before updating the hardware. */
 660         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 661             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 662             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 663             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 664                 return 0;
 665 
 666         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 667         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 668         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 669         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 670 
 671         return ql_update_ring_coalescing(qdev);
 672 }
 673 
 674 static void ql_get_pauseparam(struct net_device *netdev,
 675                         struct ethtool_pauseparam *pause)
 676 {
 677         struct ql_adapter *qdev = netdev_priv(netdev);
 678 
 679         ql_mb_get_port_cfg(qdev);
 680         if (qdev->link_config & CFG_PAUSE_STD) {
 681                 pause->rx_pause = 1;
 682                 pause->tx_pause = 1;
 683         }
 684 }
 685 
 686 static int ql_set_pauseparam(struct net_device *netdev,
 687                         struct ethtool_pauseparam *pause)
 688 {
 689         struct ql_adapter *qdev = netdev_priv(netdev);
 690         int status = 0;
 691 
 692         if ((pause->rx_pause) && (pause->tx_pause))
 693                 qdev->link_config |= CFG_PAUSE_STD;
 694         else if (!pause->rx_pause && !pause->tx_pause)
 695                 qdev->link_config &= ~CFG_PAUSE_STD;
 696         else
 697                 return -EINVAL;
 698 
 699         status = ql_mb_set_port_cfg(qdev);
 700         return status;
 701 }
 702 
 703 static u32 ql_get_msglevel(struct net_device *ndev)
 704 {
 705         struct ql_adapter *qdev = netdev_priv(ndev);
 706         return qdev->msg_enable;
 707 }
 708 
 709 static void ql_set_msglevel(struct net_device *ndev, u32 value)
 710 {
 711         struct ql_adapter *qdev = netdev_priv(ndev);
 712         qdev->msg_enable = value;
 713 }
 714 
 715 const struct ethtool_ops qlge_ethtool_ops = {
 716         .get_drvinfo = ql_get_drvinfo,
 717         .get_wol = ql_get_wol,
 718         .set_wol = ql_set_wol,
 719         .get_regs_len   = ql_get_regs_len,
 720         .get_regs = ql_get_regs,
 721         .get_msglevel = ql_get_msglevel,
 722         .set_msglevel = ql_set_msglevel,
 723         .get_link = ethtool_op_get_link,
 724         .set_phys_id             = ql_set_phys_id,
 725         .self_test               = ql_self_test,
 726         .get_pauseparam          = ql_get_pauseparam,
 727         .set_pauseparam          = ql_set_pauseparam,
 728         .get_coalesce = ql_get_coalesce,
 729         .set_coalesce = ql_set_coalesce,
 730         .get_sset_count = ql_get_sset_count,
 731         .get_strings = ql_get_strings,
 732         .get_ethtool_stats = ql_get_ethtool_stats,
 733         .get_link_ksettings = ql_get_link_ksettings,
 734 };
 735 

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