linux/drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c
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   1#include <linux/kernel.h>
   2#include <linux/init.h>
   3#include <linux/types.h>
   4#include <linux/module.h>
   5#include <linux/list.h>
   6#include <linux/pci.h>
   7#include <linux/dma-mapping.h>
   8#include <linux/pagemap.h>
   9#include <linux/sched.h>
  10#include <linux/dmapool.h>
  11#include <linux/mempool.h>
  12#include <linux/spinlock.h>
  13#include <linux/kthread.h>
  14#include <linux/interrupt.h>
  15#include <linux/errno.h>
  16#include <linux/ioport.h>
  17#include <linux/in.h>
  18#include <linux/ip.h>
  19#include <linux/ipv6.h>
  20#include <net/ipv6.h>
  21#include <linux/tcp.h>
  22#include <linux/udp.h>
  23#include <linux/if_arp.h>
  24#include <linux/if_ether.h>
  25#include <linux/netdevice.h>
  26#include <linux/etherdevice.h>
  27#include <linux/ethtool.h>
  28#include <linux/skbuff.h>
  29#include <linux/rtnetlink.h>
  30#include <linux/if_vlan.h>
  31#include <linux/delay.h>
  32#include <linux/mm.h>
  33#include <linux/vmalloc.h>
  34
  35
  36#include "qlge.h"
  37
  38struct 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
  47static 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
 179static 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
 185static 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        }
 239exit:
 240        return status;
 241}
 242
 243static void ql_update_stats(struct ql_adapter *qdev)
 244{
 245        u32 i;
 246        u64 data;
 247        u64 *iter = &qdev->nic_stats.tx_pkts;
 248
 249        spin_lock(&qdev->stats_lock);
 250        if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
 251                        netif_err(qdev, drv, qdev->ndev,
 252                                  "Couldn't get xgmac sem.\n");
 253                goto quit;
 254        }
 255        /*
 256         * Get TX statistics.
 257         */
 258        for (i = 0x200; i < 0x280; i += 8) {
 259                if (ql_read_xgmac_reg64(qdev, i, &data)) {
 260                        netif_err(qdev, drv, qdev->ndev,
 261                                  "Error reading status register 0x%.04x.\n",
 262                                  i);
 263                        goto end;
 264                } else
 265                        *iter = data;
 266                iter++;
 267        }
 268
 269        /*
 270         * Get RX statistics.
 271         */
 272        for (i = 0x300; i < 0x3d0; i += 8) {
 273                if (ql_read_xgmac_reg64(qdev, i, &data)) {
 274                        netif_err(qdev, drv, qdev->ndev,
 275                                  "Error reading status register 0x%.04x.\n",
 276                                  i);
 277                        goto end;
 278                } else
 279                        *iter = data;
 280                iter++;
 281        }
 282
 283        /*
 284         * Get Per-priority TX pause frame counter statistics.
 285         */
 286        for (i = 0x500; i < 0x540; i += 8) {
 287                if (ql_read_xgmac_reg64(qdev, i, &data)) {
 288                        netif_err(qdev, drv, qdev->ndev,
 289                                  "Error reading status register 0x%.04x.\n",
 290                                  i);
 291                        goto end;
 292                } else
 293                        *iter = data;
 294                iter++;
 295        }
 296
 297        /*
 298         * Get Per-priority RX pause frame counter statistics.
 299         */
 300        for (i = 0x568; i < 0x5a8; i += 8) {
 301                if (ql_read_xgmac_reg64(qdev, i, &data)) {
 302                        netif_err(qdev, drv, qdev->ndev,
 303                                  "Error reading status register 0x%.04x.\n",
 304                                  i);
 305                        goto end;
 306                } else
 307                        *iter = data;
 308                iter++;
 309        }
 310
 311        /*
 312         * Get RX NIC FIFO DROP statistics.
 313         */
 314        if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
 315                netif_err(qdev, drv, qdev->ndev,
 316                          "Error reading status register 0x%.04x.\n", i);
 317                goto end;
 318        } else
 319                *iter = data;
 320end:
 321        ql_sem_unlock(qdev, qdev->xg_sem_mask);
 322quit:
 323        spin_unlock(&qdev->stats_lock);
 324
 325        QL_DUMP_STAT(qdev);
 326}
 327
 328static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
 329{
 330        int index;
 331        switch (stringset) {
 332        case ETH_SS_TEST:
 333                memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
 334                break;
 335        case ETH_SS_STATS:
 336                for (index = 0; index < QLGE_STATS_LEN; index++) {
 337                        memcpy(buf + index * ETH_GSTRING_LEN,
 338                                ql_gstrings_stats[index].stat_string,
 339                                ETH_GSTRING_LEN);
 340                }
 341                break;
 342        }
 343}
 344
 345static int ql_get_sset_count(struct net_device *dev, int sset)
 346{
 347        switch (sset) {
 348        case ETH_SS_TEST:
 349                return QLGE_TEST_LEN;
 350        case ETH_SS_STATS:
 351                return QLGE_STATS_LEN;
 352        default:
 353                return -EOPNOTSUPP;
 354        }
 355}
 356
 357static void
 358ql_get_ethtool_stats(struct net_device *ndev,
 359                     struct ethtool_stats *stats, u64 *data)
 360{
 361        struct ql_adapter *qdev = netdev_priv(ndev);
 362        int index, length;
 363
 364        length = QLGE_STATS_LEN;
 365        ql_update_stats(qdev);
 366
 367        for (index = 0; index < length; index++) {
 368                char *p = (char *)qdev +
 369                        ql_gstrings_stats[index].stat_offset;
 370                *data++ = (ql_gstrings_stats[index].sizeof_stat ==
 371                        sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
 372        }
 373}
 374
 375static int ql_get_settings(struct net_device *ndev,
 376                              struct ethtool_cmd *ecmd)
 377{
 378        struct ql_adapter *qdev = netdev_priv(ndev);
 379
 380        ecmd->supported = SUPPORTED_10000baseT_Full;
 381        ecmd->advertising = ADVERTISED_10000baseT_Full;
 382        ecmd->transceiver = XCVR_EXTERNAL;
 383        if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
 384                                STS_LINK_TYPE_10GBASET) {
 385                ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 386                ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
 387                ecmd->port = PORT_TP;
 388                ecmd->autoneg = AUTONEG_ENABLE;
 389        } else {
 390                ecmd->supported |= SUPPORTED_FIBRE;
 391                ecmd->advertising |= ADVERTISED_FIBRE;
 392                ecmd->port = PORT_FIBRE;
 393        }
 394
 395        ethtool_cmd_speed_set(ecmd, SPEED_10000);
 396        ecmd->duplex = DUPLEX_FULL;
 397
 398        return 0;
 399}
 400
 401static void ql_get_drvinfo(struct net_device *ndev,
 402                           struct ethtool_drvinfo *drvinfo)
 403{
 404        struct ql_adapter *qdev = netdev_priv(ndev);
 405        strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
 406        strlcpy(drvinfo->version, qlge_driver_version,
 407                sizeof(drvinfo->version));
 408        snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 409                 "v%d.%d.%d",
 410                 (qdev->fw_rev_id & 0x00ff0000) >> 16,
 411                 (qdev->fw_rev_id & 0x0000ff00) >> 8,
 412                 (qdev->fw_rev_id & 0x000000ff));
 413        strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
 414                sizeof(drvinfo->bus_info));
 415        drvinfo->n_stats = 0;
 416        drvinfo->testinfo_len = 0;
 417        if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 418                drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
 419        else
 420                drvinfo->regdump_len = sizeof(struct ql_reg_dump);
 421        drvinfo->eedump_len = 0;
 422}
 423
 424static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 425{
 426        struct ql_adapter *qdev = netdev_priv(ndev);
 427        unsigned short ssys_dev = qdev->pdev->subsystem_device;
 428
 429        /* WOL is only supported for mezz card. */
 430        if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
 431                        ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
 432                wol->supported = WAKE_MAGIC;
 433                wol->wolopts = qdev->wol;
 434        }
 435}
 436
 437static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
 438{
 439        struct ql_adapter *qdev = netdev_priv(ndev);
 440        unsigned short ssys_dev = qdev->pdev->subsystem_device;
 441
 442        /* WOL is only supported for mezz card. */
 443        if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
 444                        ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
 445                netif_info(qdev, drv, qdev->ndev,
 446                                "WOL is only supported for mezz card\n");
 447                return -EOPNOTSUPP;
 448        }
 449        if (wol->wolopts & ~WAKE_MAGIC)
 450                return -EINVAL;
 451        qdev->wol = wol->wolopts;
 452
 453        netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
 454        return 0;
 455}
 456
 457static int ql_set_phys_id(struct net_device *ndev,
 458                          enum ethtool_phys_id_state state)
 459
 460{
 461        struct ql_adapter *qdev = netdev_priv(ndev);
 462
 463        switch (state) {
 464        case ETHTOOL_ID_ACTIVE:
 465                /* Save the current LED settings */
 466                if (ql_mb_get_led_cfg(qdev))
 467                        return -EIO;
 468
 469                /* Start blinking */
 470                ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
 471                return 0;
 472
 473        case ETHTOOL_ID_INACTIVE:
 474                /* Restore LED settings */
 475                if (ql_mb_set_led_cfg(qdev, qdev->led_config))
 476                        return -EIO;
 477                return 0;
 478
 479        default:
 480                return -EINVAL;
 481        }
 482}
 483
 484static int ql_start_loopback(struct ql_adapter *qdev)
 485{
 486        if (netif_carrier_ok(qdev->ndev)) {
 487                set_bit(QL_LB_LINK_UP, &qdev->flags);
 488                netif_carrier_off(qdev->ndev);
 489        } else
 490                clear_bit(QL_LB_LINK_UP, &qdev->flags);
 491        qdev->link_config |= CFG_LOOPBACK_PCS;
 492        return ql_mb_set_port_cfg(qdev);
 493}
 494
 495static void ql_stop_loopback(struct ql_adapter *qdev)
 496{
 497        qdev->link_config &= ~CFG_LOOPBACK_PCS;
 498        ql_mb_set_port_cfg(qdev);
 499        if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
 500                netif_carrier_on(qdev->ndev);
 501                clear_bit(QL_LB_LINK_UP, &qdev->flags);
 502        }
 503}
 504
 505static void ql_create_lb_frame(struct sk_buff *skb,
 506                                        unsigned int frame_size)
 507{
 508        memset(skb->data, 0xFF, frame_size);
 509        frame_size &= ~1;
 510        memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 511        memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 512        memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 513}
 514
 515void ql_check_lb_frame(struct ql_adapter *qdev,
 516                                        struct sk_buff *skb)
 517{
 518        unsigned int frame_size = skb->len;
 519
 520        if ((*(skb->data + 3) == 0xFF) &&
 521                (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 522                (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 523                        atomic_dec(&qdev->lb_count);
 524                        return;
 525        }
 526}
 527
 528static int ql_run_loopback_test(struct ql_adapter *qdev)
 529{
 530        int i;
 531        netdev_tx_t rc;
 532        struct sk_buff *skb;
 533        unsigned int size = SMALL_BUF_MAP_SIZE;
 534
 535        for (i = 0; i < 64; i++) {
 536                skb = netdev_alloc_skb(qdev->ndev, size);
 537                if (!skb)
 538                        return -ENOMEM;
 539
 540                skb->queue_mapping = 0;
 541                skb_put(skb, size);
 542                ql_create_lb_frame(skb, size);
 543                rc = ql_lb_send(skb, qdev->ndev);
 544                if (rc != NETDEV_TX_OK)
 545                        return -EPIPE;
 546                atomic_inc(&qdev->lb_count);
 547        }
 548        /* Give queue time to settle before testing results. */
 549        msleep(2);
 550        ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
 551        return atomic_read(&qdev->lb_count) ? -EIO : 0;
 552}
 553
 554static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
 555{
 556        *data = ql_start_loopback(qdev);
 557        if (*data)
 558                goto out;
 559        *data = ql_run_loopback_test(qdev);
 560out:
 561        ql_stop_loopback(qdev);
 562        return *data;
 563}
 564
 565static void ql_self_test(struct net_device *ndev,
 566                                struct ethtool_test *eth_test, u64 *data)
 567{
 568        struct ql_adapter *qdev = netdev_priv(ndev);
 569
 570        memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
 571
 572        if (netif_running(ndev)) {
 573                set_bit(QL_SELFTEST, &qdev->flags);
 574                if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 575                        /* Offline tests */
 576                        if (ql_loopback_test(qdev, &data[0]))
 577                                eth_test->flags |= ETH_TEST_FL_FAILED;
 578
 579                } else {
 580                        /* Online tests */
 581                        data[0] = 0;
 582                }
 583                clear_bit(QL_SELFTEST, &qdev->flags);
 584                /* Give link time to come up after
 585                 * port configuration changes.
 586                 */
 587                msleep_interruptible(4 * 1000);
 588        } else {
 589                netif_err(qdev, drv, qdev->ndev,
 590                          "is down, Loopback test will fail.\n");
 591                eth_test->flags |= ETH_TEST_FL_FAILED;
 592        }
 593}
 594
 595static int ql_get_regs_len(struct net_device *ndev)
 596{
 597        struct ql_adapter *qdev = netdev_priv(ndev);
 598
 599        if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 600                return sizeof(struct ql_mpi_coredump);
 601        else
 602                return sizeof(struct ql_reg_dump);
 603}
 604
 605static void ql_get_regs(struct net_device *ndev,
 606                        struct ethtool_regs *regs, void *p)
 607{
 608        struct ql_adapter *qdev = netdev_priv(ndev);
 609
 610        ql_get_dump(qdev, p);
 611        qdev->core_is_dumped = 0;
 612        if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
 613                regs->len = sizeof(struct ql_mpi_coredump);
 614        else
 615                regs->len = sizeof(struct ql_reg_dump);
 616}
 617
 618static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 619{
 620        struct ql_adapter *qdev = netdev_priv(dev);
 621
 622        c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
 623        c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
 624
 625        /* This chip coalesces as follows:
 626         * If a packet arrives, hold off interrupts until
 627         * cqicb->int_delay expires, but if no other packets arrive don't
 628         * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
 629         * timer to coalesce on a frame basis.  So, we have to take ethtool's
 630         * max_coalesced_frames value and convert it to a delay in microseconds.
 631         * We do this by using a basic thoughput of 1,000,000 frames per
 632         * second @ (1024 bytes).  This means one frame per usec. So it's a
 633         * simple one to one ratio.
 634         */
 635        c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
 636        c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
 637
 638        return 0;
 639}
 640
 641static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
 642{
 643        struct ql_adapter *qdev = netdev_priv(ndev);
 644
 645        /* Validate user parameters. */
 646        if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
 647                return -EINVAL;
 648       /* Don't wait more than 10 usec. */
 649        if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 650                return -EINVAL;
 651        if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
 652                return -EINVAL;
 653        if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
 654                return -EINVAL;
 655
 656        /* Verify a change took place before updating the hardware. */
 657        if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
 658            qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
 659            qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
 660            qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
 661                return 0;
 662
 663        qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
 664        qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
 665        qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
 666        qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
 667
 668        return ql_update_ring_coalescing(qdev);
 669}
 670
 671static void ql_get_pauseparam(struct net_device *netdev,
 672                        struct ethtool_pauseparam *pause)
 673{
 674        struct ql_adapter *qdev = netdev_priv(netdev);
 675
 676        ql_mb_get_port_cfg(qdev);
 677        if (qdev->link_config & CFG_PAUSE_STD) {
 678                pause->rx_pause = 1;
 679                pause->tx_pause = 1;
 680        }
 681}
 682
 683static int ql_set_pauseparam(struct net_device *netdev,
 684                        struct ethtool_pauseparam *pause)
 685{
 686        struct ql_adapter *qdev = netdev_priv(netdev);
 687        int status = 0;
 688
 689        if ((pause->rx_pause) && (pause->tx_pause))
 690                qdev->link_config |= CFG_PAUSE_STD;
 691        else if (!pause->rx_pause && !pause->tx_pause)
 692                qdev->link_config &= ~CFG_PAUSE_STD;
 693        else
 694                return -EINVAL;
 695
 696        status = ql_mb_set_port_cfg(qdev);
 697        return status;
 698}
 699
 700static u32 ql_get_msglevel(struct net_device *ndev)
 701{
 702        struct ql_adapter *qdev = netdev_priv(ndev);
 703        return qdev->msg_enable;
 704}
 705
 706static void ql_set_msglevel(struct net_device *ndev, u32 value)
 707{
 708        struct ql_adapter *qdev = netdev_priv(ndev);
 709        qdev->msg_enable = value;
 710}
 711
 712const struct ethtool_ops qlge_ethtool_ops = {
 713        .get_settings = ql_get_settings,
 714        .get_drvinfo = ql_get_drvinfo,
 715        .get_wol = ql_get_wol,
 716        .set_wol = ql_set_wol,
 717        .get_regs_len   = ql_get_regs_len,
 718        .get_regs = ql_get_regs,
 719        .get_msglevel = ql_get_msglevel,
 720        .set_msglevel = ql_set_msglevel,
 721        .get_link = ethtool_op_get_link,
 722        .set_phys_id             = ql_set_phys_id,
 723        .self_test               = ql_self_test,
 724        .get_pauseparam          = ql_get_pauseparam,
 725        .set_pauseparam          = ql_set_pauseparam,
 726        .get_coalesce = ql_get_coalesce,
 727        .set_coalesce = ql_set_coalesce,
 728        .get_sset_count = ql_get_sset_count,
 729        .get_strings = ql_get_strings,
 730        .get_ethtool_stats = ql_get_ethtool_stats,
 731};
 732
 733