linux/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
<<
>>
Prefs
   1/*
   2 * Copyright (C) 2003 - 2009 NetXen, Inc.
   3 * Copyright (C) 2009 - QLogic Corporation.
   4 * All rights reserved.
   5 *
   6 * This program is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU General Public License
   8 * as published by the Free Software Foundation; either version 2
   9 * of the License, or (at your option) any later version.
  10 *
  11 * This program is distributed in the hope that it will be useful, but
  12 * WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  19 * MA  02111-1307, USA.
  20 *
  21 * The full GNU General Public License is included in this distribution
  22 * in the file called "COPYING".
  23 *
  24 */
  25
  26#include <linux/types.h>
  27#include <linux/delay.h>
  28#include <linux/pci.h>
  29#include <asm/io.h>
  30#include <linux/netdevice.h>
  31#include <linux/ethtool.h>
  32
  33#include "netxen_nic.h"
  34#include "netxen_nic_hw.h"
  35
  36struct netxen_nic_stats {
  37        char stat_string[ETH_GSTRING_LEN];
  38        int sizeof_stat;
  39        int stat_offset;
  40};
  41
  42#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
  43                        offsetof(struct netxen_adapter, m)
  44
  45#define NETXEN_NIC_PORT_WINDOW 0x10000
  46#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
  47
  48static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
  49        {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
  50        {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
  51        {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
  52        {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
  53        {"csummed", NETXEN_NIC_STAT(stats.csummed)},
  54        {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
  55        {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
  56        {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
  57        {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
  58};
  59
  60#define NETXEN_NIC_STATS_LEN    ARRAY_SIZE(netxen_nic_gstrings_stats)
  61
  62static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
  63        "Register_Test_on_offline",
  64        "Link_Test_on_offline"
  65};
  66
  67#define NETXEN_NIC_TEST_LEN     ARRAY_SIZE(netxen_nic_gstrings_test)
  68
  69#define NETXEN_NIC_REGS_COUNT 30
  70#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
  71#define NETXEN_MAX_EEPROM_LEN   1024
  72
  73static int netxen_nic_get_eeprom_len(struct net_device *dev)
  74{
  75        return NETXEN_FLASH_TOTAL_SIZE;
  76}
  77
  78static void
  79netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
  80{
  81        struct netxen_adapter *adapter = netdev_priv(dev);
  82        u32 fw_major = 0;
  83        u32 fw_minor = 0;
  84        u32 fw_build = 0;
  85
  86        strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
  87        strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
  88        fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
  89        fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
  90        fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
  91        sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
  92
  93        strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
  94        drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
  95        drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
  96}
  97
  98static int
  99netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 100{
 101        struct netxen_adapter *adapter = netdev_priv(dev);
 102        int check_sfp_module = 0;
 103
 104        /* read which mode */
 105        if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 106                ecmd->supported = (SUPPORTED_10baseT_Half |
 107                                   SUPPORTED_10baseT_Full |
 108                                   SUPPORTED_100baseT_Half |
 109                                   SUPPORTED_100baseT_Full |
 110                                   SUPPORTED_1000baseT_Half |
 111                                   SUPPORTED_1000baseT_Full);
 112
 113                ecmd->advertising = (ADVERTISED_100baseT_Half |
 114                                     ADVERTISED_100baseT_Full |
 115                                     ADVERTISED_1000baseT_Half |
 116                                     ADVERTISED_1000baseT_Full);
 117
 118                ecmd->port = PORT_TP;
 119
 120                ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 121                ecmd->duplex = adapter->link_duplex;
 122                ecmd->autoneg = adapter->link_autoneg;
 123
 124        } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 125                u32 val;
 126
 127                val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
 128                if (val == NETXEN_PORT_MODE_802_3_AP) {
 129                        ecmd->supported = SUPPORTED_1000baseT_Full;
 130                        ecmd->advertising = ADVERTISED_1000baseT_Full;
 131                } else {
 132                        ecmd->supported = SUPPORTED_10000baseT_Full;
 133                        ecmd->advertising = ADVERTISED_10000baseT_Full;
 134                }
 135
 136                if (netif_running(dev) && adapter->has_link_events) {
 137                        ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 138                        ecmd->autoneg = adapter->link_autoneg;
 139                        ecmd->duplex = adapter->link_duplex;
 140                        goto skip;
 141                }
 142
 143                ecmd->port = PORT_TP;
 144
 145                if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 146                        u16 pcifn = adapter->ahw.pci_func;
 147
 148                        val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
 149                        ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ *
 150                                              P3_LINK_SPEED_VAL(pcifn, val));
 151                } else
 152                        ethtool_cmd_speed_set(ecmd, SPEED_10000);
 153
 154                ecmd->duplex = DUPLEX_FULL;
 155                ecmd->autoneg = AUTONEG_DISABLE;
 156        } else
 157                return -EIO;
 158
 159skip:
 160        ecmd->phy_address = adapter->physical_port;
 161        ecmd->transceiver = XCVR_EXTERNAL;
 162
 163        switch (adapter->ahw.board_type) {
 164        case NETXEN_BRDTYPE_P2_SB35_4G:
 165        case NETXEN_BRDTYPE_P2_SB31_2G:
 166        case NETXEN_BRDTYPE_P3_REF_QG:
 167        case NETXEN_BRDTYPE_P3_4_GB:
 168        case NETXEN_BRDTYPE_P3_4_GB_MM:
 169
 170                ecmd->supported |= SUPPORTED_Autoneg;
 171                ecmd->advertising |= ADVERTISED_Autoneg;
 172        case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 173        case NETXEN_BRDTYPE_P3_10G_CX4:
 174        case NETXEN_BRDTYPE_P3_10G_CX4_LP:
 175        case NETXEN_BRDTYPE_P3_10000_BASE_T:
 176                ecmd->supported |= SUPPORTED_TP;
 177                ecmd->advertising |= ADVERTISED_TP;
 178                ecmd->port = PORT_TP;
 179                ecmd->autoneg = (adapter->ahw.board_type ==
 180                                 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
 181                    (AUTONEG_DISABLE) : (adapter->link_autoneg);
 182                break;
 183        case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
 184        case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
 185        case NETXEN_BRDTYPE_P3_IMEZ:
 186        case NETXEN_BRDTYPE_P3_XG_LOM:
 187        case NETXEN_BRDTYPE_P3_HMEZ:
 188                ecmd->supported |= SUPPORTED_MII;
 189                ecmd->advertising |= ADVERTISED_MII;
 190                ecmd->port = PORT_MII;
 191                ecmd->autoneg = AUTONEG_DISABLE;
 192                break;
 193        case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
 194        case NETXEN_BRDTYPE_P3_10G_SFP_CT:
 195        case NETXEN_BRDTYPE_P3_10G_SFP_QT:
 196                ecmd->advertising |= ADVERTISED_TP;
 197                ecmd->supported |= SUPPORTED_TP;
 198                check_sfp_module = netif_running(dev) &&
 199                        adapter->has_link_events;
 200        case NETXEN_BRDTYPE_P2_SB31_10G:
 201        case NETXEN_BRDTYPE_P3_10G_XFP:
 202                ecmd->supported |= SUPPORTED_FIBRE;
 203                ecmd->advertising |= ADVERTISED_FIBRE;
 204                ecmd->port = PORT_FIBRE;
 205                ecmd->autoneg = AUTONEG_DISABLE;
 206                break;
 207        case NETXEN_BRDTYPE_P3_10G_TP:
 208                if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 209                        ecmd->autoneg = AUTONEG_DISABLE;
 210                        ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 211                        ecmd->advertising |=
 212                                (ADVERTISED_FIBRE | ADVERTISED_TP);
 213                        ecmd->port = PORT_FIBRE;
 214                        check_sfp_module = netif_running(dev) &&
 215                                adapter->has_link_events;
 216                } else {
 217                        ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg);
 218                        ecmd->advertising |=
 219                                (ADVERTISED_TP | ADVERTISED_Autoneg);
 220                        ecmd->port = PORT_TP;
 221                }
 222                break;
 223        default:
 224                printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
 225                                adapter->ahw.board_type);
 226                return -EIO;
 227        }
 228
 229        if (check_sfp_module) {
 230                switch (adapter->module_type) {
 231                case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 232                case LINKEVENT_MODULE_OPTICAL_SRLR:
 233                case LINKEVENT_MODULE_OPTICAL_LRM:
 234                case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 235                        ecmd->port = PORT_FIBRE;
 236                        break;
 237                case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 238                case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 239                case LINKEVENT_MODULE_TWINAX:
 240                        ecmd->port = PORT_TP;
 241                        break;
 242                default:
 243                        ecmd->port = -1;
 244                }
 245        }
 246
 247        return 0;
 248}
 249
 250static int
 251netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 252{
 253        struct netxen_adapter *adapter = netdev_priv(dev);
 254        u32 speed = ethtool_cmd_speed(ecmd);
 255        int ret;
 256
 257        if (adapter->ahw.port_type != NETXEN_NIC_GBE)
 258                return -EOPNOTSUPP;
 259
 260        if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
 261                return -EOPNOTSUPP;
 262
 263        ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
 264                                     ecmd->autoneg);
 265        if (ret == NX_RCODE_NOT_SUPPORTED)
 266                return -EOPNOTSUPP;
 267        else if (ret)
 268                return -EIO;
 269
 270        adapter->link_speed = speed;
 271        adapter->link_duplex = ecmd->duplex;
 272        adapter->link_autoneg = ecmd->autoneg;
 273
 274        if (!netif_running(dev))
 275                return 0;
 276
 277        dev->netdev_ops->ndo_stop(dev);
 278        return dev->netdev_ops->ndo_open(dev);
 279}
 280
 281static int netxen_nic_get_regs_len(struct net_device *dev)
 282{
 283        return NETXEN_NIC_REGS_LEN;
 284}
 285
 286static void
 287netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 288{
 289        struct netxen_adapter *adapter = netdev_priv(dev);
 290        struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
 291        struct nx_host_sds_ring *sds_ring;
 292        u32 *regs_buff = p;
 293        int ring, i = 0;
 294        int port = adapter->physical_port;
 295
 296        memset(p, 0, NETXEN_NIC_REGS_LEN);
 297
 298        regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 299            (adapter->pdev)->device;
 300
 301        if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 302                return;
 303
 304        regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
 305        regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
 306        regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
 307        regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
 308        regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
 309        regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
 310        regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
 311        regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
 312        regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
 313
 314        regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
 315        regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
 316        regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
 317        regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
 318
 319        if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 320
 321                regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
 322                i += 2;
 323
 324                regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
 325                regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
 326
 327        } else {
 328                i++;
 329
 330                regs_buff[i++] = NXRD32(adapter,
 331                                        NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
 332                regs_buff[i++] = NXRD32(adapter,
 333                                        NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
 334
 335                regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
 336                regs_buff[i++] = NXRDIO(adapter,
 337                                 adapter->tx_ring->crb_cmd_consumer);
 338        }
 339
 340        regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
 341
 342        regs_buff[i++] = NXRDIO(adapter,
 343                         recv_ctx->rds_rings[0].crb_rcv_producer);
 344        regs_buff[i++] = NXRDIO(adapter,
 345                         recv_ctx->rds_rings[1].crb_rcv_producer);
 346
 347        regs_buff[i++] = adapter->max_sds_rings;
 348
 349        for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 350                sds_ring = &(recv_ctx->sds_rings[ring]);
 351                regs_buff[i++] = NXRDIO(adapter,
 352                                        sds_ring->crb_sts_consumer);
 353        }
 354}
 355
 356static u32 netxen_nic_test_link(struct net_device *dev)
 357{
 358        struct netxen_adapter *adapter = netdev_priv(dev);
 359        u32 val, port;
 360
 361        port = adapter->physical_port;
 362        if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 363                val = NXRD32(adapter, CRB_XG_STATE_P3);
 364                val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
 365                return (val == XG_LINK_UP_P3) ? 0 : 1;
 366        } else {
 367                val = NXRD32(adapter, CRB_XG_STATE);
 368                val = (val >> port*8) & 0xff;
 369                return (val == XG_LINK_UP) ? 0 : 1;
 370        }
 371}
 372
 373static int
 374netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 375                      u8 * bytes)
 376{
 377        struct netxen_adapter *adapter = netdev_priv(dev);
 378        int offset;
 379        int ret;
 380
 381        if (eeprom->len == 0)
 382                return -EINVAL;
 383
 384        eeprom->magic = (adapter->pdev)->vendor |
 385                        ((adapter->pdev)->device << 16);
 386        offset = eeprom->offset;
 387
 388        ret = netxen_rom_fast_read_words(adapter, offset, bytes,
 389                                                eeprom->len);
 390        if (ret < 0)
 391                return ret;
 392
 393        return 0;
 394}
 395
 396static void
 397netxen_nic_get_ringparam(struct net_device *dev,
 398                struct ethtool_ringparam *ring)
 399{
 400        struct netxen_adapter *adapter = netdev_priv(dev);
 401
 402        ring->rx_pending = adapter->num_rxd;
 403        ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
 404        ring->rx_jumbo_pending += adapter->num_lro_rxd;
 405        ring->tx_pending = adapter->num_txd;
 406
 407        if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 408                ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
 409                ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
 410        } else {
 411                ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
 412                ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 413        }
 414
 415        ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
 416}
 417
 418static u32
 419netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
 420{
 421        u32 num_desc;
 422        num_desc = max(val, min);
 423        num_desc = min(num_desc, max);
 424        num_desc = roundup_pow_of_two(num_desc);
 425
 426        if (val != num_desc) {
 427                printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
 428                       netxen_nic_driver_name, r_name, num_desc, val);
 429        }
 430
 431        return num_desc;
 432}
 433
 434static int
 435netxen_nic_set_ringparam(struct net_device *dev,
 436                struct ethtool_ringparam *ring)
 437{
 438        struct netxen_adapter *adapter = netdev_priv(dev);
 439        u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
 440        u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 441        u16 num_rxd, num_jumbo_rxd, num_txd;
 442
 443        if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 444                return -EOPNOTSUPP;
 445
 446        if (ring->rx_mini_pending)
 447                return -EOPNOTSUPP;
 448
 449        if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 450                max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
 451                max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 452        }
 453
 454        num_rxd = netxen_validate_ringparam(ring->rx_pending,
 455                        MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
 456
 457        num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
 458                        MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
 459
 460        num_txd = netxen_validate_ringparam(ring->tx_pending,
 461                        MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
 462
 463        if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
 464                        num_jumbo_rxd == adapter->num_jumbo_rxd)
 465                return 0;
 466
 467        adapter->num_rxd = num_rxd;
 468        adapter->num_jumbo_rxd = num_jumbo_rxd;
 469        adapter->num_txd = num_txd;
 470
 471        return netxen_nic_reset_context(adapter);
 472}
 473
 474static void
 475netxen_nic_get_pauseparam(struct net_device *dev,
 476                          struct ethtool_pauseparam *pause)
 477{
 478        struct netxen_adapter *adapter = netdev_priv(dev);
 479        __u32 val;
 480        int port = adapter->physical_port;
 481
 482        if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 483                if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 484                        return;
 485                /* get flow control settings */
 486                val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 487                pause->rx_pause = netxen_gb_get_rx_flowctl(val);
 488                val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 489                switch (port) {
 490                        case 0:
 491                                pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
 492                                break;
 493                        case 1:
 494                                pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
 495                                break;
 496                        case 2:
 497                                pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
 498                                break;
 499                        case 3:
 500                        default:
 501                                pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
 502                                break;
 503                }
 504        } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 505                if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 506                        return;
 507                pause->rx_pause = 1;
 508                val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 509                if (port == 0)
 510                        pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
 511                else
 512                        pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
 513        } else {
 514                printk(KERN_ERR"%s: Unknown board type: %x\n",
 515                                netxen_nic_driver_name, adapter->ahw.port_type);
 516        }
 517}
 518
 519static int
 520netxen_nic_set_pauseparam(struct net_device *dev,
 521                          struct ethtool_pauseparam *pause)
 522{
 523        struct netxen_adapter *adapter = netdev_priv(dev);
 524        __u32 val;
 525        int port = adapter->physical_port;
 526        /* read mode */
 527        if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 528                if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 529                        return -EIO;
 530                /* set flow control */
 531                val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 532
 533                if (pause->rx_pause)
 534                        netxen_gb_rx_flowctl(val);
 535                else
 536                        netxen_gb_unset_rx_flowctl(val);
 537
 538                NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
 539                                val);
 540                /* set autoneg */
 541                val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 542                switch (port) {
 543                        case 0:
 544                                if (pause->tx_pause)
 545                                        netxen_gb_unset_gb0_mask(val);
 546                                else
 547                                        netxen_gb_set_gb0_mask(val);
 548                                break;
 549                        case 1:
 550                                if (pause->tx_pause)
 551                                        netxen_gb_unset_gb1_mask(val);
 552                                else
 553                                        netxen_gb_set_gb1_mask(val);
 554                                break;
 555                        case 2:
 556                                if (pause->tx_pause)
 557                                        netxen_gb_unset_gb2_mask(val);
 558                                else
 559                                        netxen_gb_set_gb2_mask(val);
 560                                break;
 561                        case 3:
 562                        default:
 563                                if (pause->tx_pause)
 564                                        netxen_gb_unset_gb3_mask(val);
 565                                else
 566                                        netxen_gb_set_gb3_mask(val);
 567                                break;
 568                }
 569                NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
 570        } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 571                if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 572                        return -EIO;
 573                val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 574                if (port == 0) {
 575                        if (pause->tx_pause)
 576                                netxen_xg_unset_xg0_mask(val);
 577                        else
 578                                netxen_xg_set_xg0_mask(val);
 579                } else {
 580                        if (pause->tx_pause)
 581                                netxen_xg_unset_xg1_mask(val);
 582                        else
 583                                netxen_xg_set_xg1_mask(val);
 584                }
 585                NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
 586        } else {
 587                printk(KERN_ERR "%s: Unknown board type: %x\n",
 588                                netxen_nic_driver_name,
 589                                adapter->ahw.port_type);
 590        }
 591        return 0;
 592}
 593
 594static int netxen_nic_reg_test(struct net_device *dev)
 595{
 596        struct netxen_adapter *adapter = netdev_priv(dev);
 597        u32 data_read, data_written;
 598
 599        data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
 600        if ((data_read & 0xffff) != adapter->pdev->vendor)
 601                return 1;
 602
 603        if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 604                return 0;
 605
 606        data_written = (u32)0xa5a5a5a5;
 607
 608        NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
 609        data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
 610        if (data_written != data_read)
 611                return 1;
 612
 613        return 0;
 614}
 615
 616static int netxen_get_sset_count(struct net_device *dev, int sset)
 617{
 618        switch (sset) {
 619        case ETH_SS_TEST:
 620                return NETXEN_NIC_TEST_LEN;
 621        case ETH_SS_STATS:
 622                return NETXEN_NIC_STATS_LEN;
 623        default:
 624                return -EOPNOTSUPP;
 625        }
 626}
 627
 628static void
 629netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 630                     u64 * data)
 631{
 632        memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
 633        if ((data[0] = netxen_nic_reg_test(dev)))
 634                eth_test->flags |= ETH_TEST_FL_FAILED;
 635        /* link test */
 636        if ((data[1] = (u64) netxen_nic_test_link(dev)))
 637                eth_test->flags |= ETH_TEST_FL_FAILED;
 638}
 639
 640static void
 641netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 642{
 643        int index;
 644
 645        switch (stringset) {
 646        case ETH_SS_TEST:
 647                memcpy(data, *netxen_nic_gstrings_test,
 648                       NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
 649                break;
 650        case ETH_SS_STATS:
 651                for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 652                        memcpy(data + index * ETH_GSTRING_LEN,
 653                               netxen_nic_gstrings_stats[index].stat_string,
 654                               ETH_GSTRING_LEN);
 655                }
 656                break;
 657        }
 658}
 659
 660static void
 661netxen_nic_get_ethtool_stats(struct net_device *dev,
 662                             struct ethtool_stats *stats, u64 * data)
 663{
 664        struct netxen_adapter *adapter = netdev_priv(dev);
 665        int index;
 666
 667        for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 668                char *p =
 669                    (char *)adapter +
 670                    netxen_nic_gstrings_stats[index].stat_offset;
 671                data[index] =
 672                    (netxen_nic_gstrings_stats[index].sizeof_stat ==
 673                     sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
 674        }
 675}
 676
 677static void
 678netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 679{
 680        struct netxen_adapter *adapter = netdev_priv(dev);
 681        u32 wol_cfg = 0;
 682
 683        wol->supported = 0;
 684        wol->wolopts = 0;
 685
 686        if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 687                return;
 688
 689        wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 690        if (wol_cfg & (1UL << adapter->portnum))
 691                wol->supported |= WAKE_MAGIC;
 692
 693        wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 694        if (wol_cfg & (1UL << adapter->portnum))
 695                wol->wolopts |= WAKE_MAGIC;
 696}
 697
 698static int
 699netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 700{
 701        struct netxen_adapter *adapter = netdev_priv(dev);
 702        u32 wol_cfg = 0;
 703
 704        if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 705                return -EOPNOTSUPP;
 706
 707        if (wol->wolopts & ~WAKE_MAGIC)
 708                return -EOPNOTSUPP;
 709
 710        wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 711        if (!(wol_cfg & (1 << adapter->portnum)))
 712                return -EOPNOTSUPP;
 713
 714        wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 715        if (wol->wolopts & WAKE_MAGIC)
 716                wol_cfg |= 1UL << adapter->portnum;
 717        else
 718                wol_cfg &= ~(1UL << adapter->portnum);
 719        NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
 720
 721        return 0;
 722}
 723
 724/*
 725 * Set the coalescing parameters. Currently only normal is supported.
 726 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 727 * firmware coalescing to default.
 728 */
 729static int netxen_set_intr_coalesce(struct net_device *netdev,
 730                        struct ethtool_coalesce *ethcoal)
 731{
 732        struct netxen_adapter *adapter = netdev_priv(netdev);
 733
 734        if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 735                return -EINVAL;
 736
 737        if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 738                return -EINVAL;
 739
 740        /*
 741        * Return Error if unsupported values or
 742        * unsupported parameters are set.
 743        */
 744        if (ethcoal->rx_coalesce_usecs > 0xffff ||
 745                ethcoal->rx_max_coalesced_frames > 0xffff ||
 746                ethcoal->tx_coalesce_usecs > 0xffff ||
 747                ethcoal->tx_max_coalesced_frames > 0xffff ||
 748                ethcoal->rx_coalesce_usecs_irq ||
 749                ethcoal->rx_max_coalesced_frames_irq ||
 750                ethcoal->tx_coalesce_usecs_irq ||
 751                ethcoal->tx_max_coalesced_frames_irq ||
 752                ethcoal->stats_block_coalesce_usecs ||
 753                ethcoal->use_adaptive_rx_coalesce ||
 754                ethcoal->use_adaptive_tx_coalesce ||
 755                ethcoal->pkt_rate_low ||
 756                ethcoal->rx_coalesce_usecs_low ||
 757                ethcoal->rx_max_coalesced_frames_low ||
 758                ethcoal->tx_coalesce_usecs_low ||
 759                ethcoal->tx_max_coalesced_frames_low ||
 760                ethcoal->pkt_rate_high ||
 761                ethcoal->rx_coalesce_usecs_high ||
 762                ethcoal->rx_max_coalesced_frames_high ||
 763                ethcoal->tx_coalesce_usecs_high ||
 764                ethcoal->tx_max_coalesced_frames_high)
 765                return -EINVAL;
 766
 767        if (!ethcoal->rx_coalesce_usecs ||
 768                !ethcoal->rx_max_coalesced_frames) {
 769                adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
 770                adapter->coal.normal.data.rx_time_us =
 771                        NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
 772                adapter->coal.normal.data.rx_packets =
 773                        NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
 774        } else {
 775                adapter->coal.flags = 0;
 776                adapter->coal.normal.data.rx_time_us =
 777                ethcoal->rx_coalesce_usecs;
 778                adapter->coal.normal.data.rx_packets =
 779                ethcoal->rx_max_coalesced_frames;
 780        }
 781        adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 782        adapter->coal.normal.data.tx_packets =
 783        ethcoal->tx_max_coalesced_frames;
 784
 785        netxen_config_intr_coalesce(adapter);
 786
 787        return 0;
 788}
 789
 790static int netxen_get_intr_coalesce(struct net_device *netdev,
 791                        struct ethtool_coalesce *ethcoal)
 792{
 793        struct netxen_adapter *adapter = netdev_priv(netdev);
 794
 795        if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 796                return -EINVAL;
 797
 798        if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 799                return -EINVAL;
 800
 801        ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
 802        ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
 803        ethcoal->rx_max_coalesced_frames =
 804                adapter->coal.normal.data.rx_packets;
 805        ethcoal->tx_max_coalesced_frames =
 806                adapter->coal.normal.data.tx_packets;
 807
 808        return 0;
 809}
 810
 811const struct ethtool_ops netxen_nic_ethtool_ops = {
 812        .get_settings = netxen_nic_get_settings,
 813        .set_settings = netxen_nic_set_settings,
 814        .get_drvinfo = netxen_nic_get_drvinfo,
 815        .get_regs_len = netxen_nic_get_regs_len,
 816        .get_regs = netxen_nic_get_regs,
 817        .get_link = ethtool_op_get_link,
 818        .get_eeprom_len = netxen_nic_get_eeprom_len,
 819        .get_eeprom = netxen_nic_get_eeprom,
 820        .get_ringparam = netxen_nic_get_ringparam,
 821        .set_ringparam = netxen_nic_set_ringparam,
 822        .get_pauseparam = netxen_nic_get_pauseparam,
 823        .set_pauseparam = netxen_nic_set_pauseparam,
 824        .get_wol = netxen_nic_get_wol,
 825        .set_wol = netxen_nic_set_wol,
 826        .self_test = netxen_nic_diag_test,
 827        .get_strings = netxen_nic_get_strings,
 828        .get_ethtool_stats = netxen_nic_get_ethtool_stats,
 829        .get_sset_count = netxen_get_sset_count,
 830        .get_coalesce = netxen_get_intr_coalesce,
 831        .set_coalesce = netxen_set_intr_coalesce,
 832};
 833
lxr.linux.no kindly hosted by Redpill Linpro AS, provider of Linux consulting and operations services since 1995.