drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c

   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, see <http://www.gnu.org/licenses/>.
  18  *
  19  * The full GNU General Public License is included in this distribution
  20  * in the file called "COPYING".
  21  *
  22  */
  23
  24 #include <linux/types.h>
  25 #include <linux/delay.h>
  26 #include <linux/pci.h>
  27 #include <asm/io.h>
  28 #include <linux/netdevice.h>
  29 #include <linux/ethtool.h>
  30
  31 #include "netxen_nic.h"
  32 #include "netxen_nic_hw.h"
  33
  34 struct netxen_nic_stats {
  35         char stat_string[ETH_GSTRING_LEN];
  36         int sizeof_stat;
  37         int stat_offset;
  38 };
  39
  40 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
  41                         offsetof(struct netxen_adapter, m)
  42
  43 #define NETXEN_NIC_PORT_WINDOW 0x10000
  44 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
  45
  46 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
  47         {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
  48         {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
  49         {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
  50         {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
  51         {"csummed", NETXEN_NIC_STAT(stats.csummed)},
  52         {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
  53         {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
  54         {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
  55         {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
  56 };
  57
  58 #define NETXEN_NIC_STATS_LEN    ARRAY_SIZE(netxen_nic_gstrings_stats)
  59
  60 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
  61         "Register_Test_on_offline",
  62         "Link_Test_on_offline"
  63 };
  64
  65 #define NETXEN_NIC_TEST_LEN     ARRAY_SIZE(netxen_nic_gstrings_test)
  66
  67 #define NETXEN_NIC_REGS_COUNT 30
  68 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
  69 #define NETXEN_MAX_EEPROM_LEN   1024
  70
  71 static int netxen_nic_get_eeprom_len(struct net_device *dev)
  72 {
  73         return NETXEN_FLASH_TOTAL_SIZE;
  74 }
  75
  76 static void
  77 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
  78 {
  79         struct netxen_adapter *adapter = netdev_priv(dev);
  80         u32 fw_major = 0;
  81         u32 fw_minor = 0;
  82         u32 fw_build = 0;
  83
  84         strlcpy(drvinfo->driver, netxen_nic_driver_name,
  85                 sizeof(drvinfo->driver));
  86         strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID,
  87                 sizeof(drvinfo->version));
  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         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
  92                 "%d.%d.%d", fw_major, fw_minor, fw_build);
  93
  94         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
  95                 sizeof(drvinfo->bus_info));
  96         drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
  97         drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
  98 }
  99
 100 static int
 101 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 102 {
 103         struct netxen_adapter *adapter = netdev_priv(dev);
 104         int check_sfp_module = 0;
 105
 106         /* read which mode */
 107         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 108                 ecmd->supported = (SUPPORTED_10baseT_Half |
 109                                    SUPPORTED_10baseT_Full |
 110                                    SUPPORTED_100baseT_Half |
 111                                    SUPPORTED_100baseT_Full |
 112                                    SUPPORTED_1000baseT_Half |
 113                                    SUPPORTED_1000baseT_Full);
 114
 115                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 116                                      ADVERTISED_100baseT_Full |
 117                                      ADVERTISED_1000baseT_Half |
 118                                      ADVERTISED_1000baseT_Full);
 119
 120                 ecmd->port = PORT_TP;
 121
 122                 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 123                 ecmd->duplex = adapter->link_duplex;
 124                 ecmd->autoneg = adapter->link_autoneg;
 125
 126         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 127                 u32 val;
 128
 129                 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
 130                 if (val == NETXEN_PORT_MODE_802_3_AP) {
 131                         ecmd->supported = SUPPORTED_1000baseT_Full;
 132                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 133                 } else {
 134                         ecmd->supported = SUPPORTED_10000baseT_Full;
 135                         ecmd->advertising = ADVERTISED_10000baseT_Full;
 136                 }
 137
 138                 if (netif_running(dev) && adapter->has_link_events) {
 139                         ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 140                         ecmd->autoneg = adapter->link_autoneg;
 141                         ecmd->duplex = adapter->link_duplex;
 142                         goto skip;
 143                 }
 144
 145                 ecmd->port = PORT_TP;
 146
 147                 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 148                         u16 pcifn = adapter->ahw.pci_func;
 149
 150                         val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
 151                         ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ *
 152                                               P3_LINK_SPEED_VAL(pcifn, val));
 153                 } else
 154                         ethtool_cmd_speed_set(ecmd, SPEED_10000);
 155
 156                 ecmd->duplex = DUPLEX_FULL;
 157                 ecmd->autoneg = AUTONEG_DISABLE;
 158         } else
 159                 return -EIO;
 160
 161 skip:
 162         ecmd->phy_address = adapter->physical_port;
 163         ecmd->transceiver = XCVR_EXTERNAL;
 164
 165         switch (adapter->ahw.board_type) {
 166         case NETXEN_BRDTYPE_P2_SB35_4G:
 167         case NETXEN_BRDTYPE_P2_SB31_2G:
 168         case NETXEN_BRDTYPE_P3_REF_QG:
 169         case NETXEN_BRDTYPE_P3_4_GB:
 170         case NETXEN_BRDTYPE_P3_4_GB_MM:
 171
 172                 ecmd->supported |= SUPPORTED_Autoneg;
 173                 ecmd->advertising |= ADVERTISED_Autoneg;
 174         case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 175         case NETXEN_BRDTYPE_P3_10G_CX4:
 176         case NETXEN_BRDTYPE_P3_10G_CX4_LP:
 177         case NETXEN_BRDTYPE_P3_10000_BASE_T:
 178                 ecmd->supported |= SUPPORTED_TP;
 179                 ecmd->advertising |= ADVERTISED_TP;
 180                 ecmd->port = PORT_TP;
 181                 ecmd->autoneg = (adapter->ahw.board_type ==
 182                                  NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
 183                     (AUTONEG_DISABLE) : (adapter->link_autoneg);
 184                 break;
 185         case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
 186         case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
 187         case NETXEN_BRDTYPE_P3_IMEZ:
 188         case NETXEN_BRDTYPE_P3_XG_LOM:
 189         case NETXEN_BRDTYPE_P3_HMEZ:
 190                 ecmd->supported |= SUPPORTED_MII;
 191                 ecmd->advertising |= ADVERTISED_MII;
 192                 ecmd->port = PORT_MII;
 193                 ecmd->autoneg = AUTONEG_DISABLE;
 194                 break;
 195         case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
 196         case NETXEN_BRDTYPE_P3_10G_SFP_CT:
 197         case NETXEN_BRDTYPE_P3_10G_SFP_QT:
 198                 ecmd->advertising |= ADVERTISED_TP;
 199                 ecmd->supported |= SUPPORTED_TP;
 200                 check_sfp_module = netif_running(dev) &&
 201                         adapter->has_link_events;
 202         case NETXEN_BRDTYPE_P2_SB31_10G:
 203         case NETXEN_BRDTYPE_P3_10G_XFP:
 204                 ecmd->supported |= SUPPORTED_FIBRE;
 205                 ecmd->advertising |= ADVERTISED_FIBRE;
 206                 ecmd->port = PORT_FIBRE;
 207                 ecmd->autoneg = AUTONEG_DISABLE;
 208                 break;
 209         case NETXEN_BRDTYPE_P3_10G_TP:
 210                 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 211                         ecmd->autoneg = AUTONEG_DISABLE;
 212                         ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 213                         ecmd->advertising |=
 214                                 (ADVERTISED_FIBRE | ADVERTISED_TP);
 215                         ecmd->port = PORT_FIBRE;
 216                         check_sfp_module = netif_running(dev) &&
 217                                 adapter->has_link_events;
 218                 } else {
 219                         ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 220                         ecmd->advertising |=
 221                                 (ADVERTISED_TP | ADVERTISED_Autoneg);
 222                         ecmd->port = PORT_TP;
 223                 }
 224                 break;
 225         default:
 226                 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
 227                                 adapter->ahw.board_type);
 228                 return -EIO;
 229         }
 230
 231         if (check_sfp_module) {
 232                 switch (adapter->module_type) {
 233                 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 234                 case LINKEVENT_MODULE_OPTICAL_SRLR:
 235                 case LINKEVENT_MODULE_OPTICAL_LRM:
 236                 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 237                         ecmd->port = PORT_FIBRE;
 238                         break;
 239                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 240                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 241                 case LINKEVENT_MODULE_TWINAX:
 242                         ecmd->port = PORT_TP;
 243                         break;
 244                 default:
 245                         ecmd->port = -1;
 246                 }
 247         }
 248
 249         if (!netif_running(dev) || !adapter->ahw.linkup) {
 250                 ecmd->duplex = DUPLEX_UNKNOWN;
 251                 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
 252         }
 253
 254         return 0;
 255 }
 256
 257 static int
 258 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 259 {
 260         struct netxen_adapter *adapter = netdev_priv(dev);
 261         u32 speed = ethtool_cmd_speed(ecmd);
 262         int ret;
 263
 264         if (adapter->ahw.port_type != NETXEN_NIC_GBE)
 265                 return -EOPNOTSUPP;
 266
 267         if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
 268                 return -EOPNOTSUPP;
 269
 270         ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
 271                                      ecmd->autoneg);
 272         if (ret == NX_RCODE_NOT_SUPPORTED)
 273                 return -EOPNOTSUPP;
 274         else if (ret)
 275                 return -EIO;
 276
 277         adapter->link_speed = speed;
 278         adapter->link_duplex = ecmd->duplex;
 279         adapter->link_autoneg = ecmd->autoneg;
 280
 281         if (!netif_running(dev))
 282                 return 0;
 283
 284         dev->netdev_ops->ndo_stop(dev);
 285         return dev->netdev_ops->ndo_open(dev);
 286 }
 287
 288 static int netxen_nic_get_regs_len(struct net_device *dev)
 289 {
 290         return NETXEN_NIC_REGS_LEN;
 291 }
 292
 293 static void
 294 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 295 {
 296         struct netxen_adapter *adapter = netdev_priv(dev);
 297         struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
 298         struct nx_host_sds_ring *sds_ring;
 299         u32 *regs_buff = p;
 300         int ring, i = 0;
 301         int port = adapter->physical_port;
 302
 303         memset(p, 0, NETXEN_NIC_REGS_LEN);
 304
 305         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 306             (adapter->pdev)->device;
 307
 308         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 309                 return;
 310
 311         regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
 312         regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
 313         regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
 314         regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
 315         regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
 316         regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
 317         regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
 318         regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
 319         regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
 320
 321         regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
 322         regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
 323         regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
 324         regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
 325
 326         if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 327
 328                 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
 329                 i += 2;
 330
 331                 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
 332                 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
 333
 334         } else {
 335                 i++;
 336
 337                 regs_buff[i++] = NXRD32(adapter,
 338                                         NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
 339                 regs_buff[i++] = NXRD32(adapter,
 340                                         NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
 341
 342                 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
 343                 regs_buff[i++] = NXRDIO(adapter,
 344                                  adapter->tx_ring->crb_cmd_consumer);
 345         }
 346
 347         regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
 348
 349         regs_buff[i++] = NXRDIO(adapter,
 350                          recv_ctx->rds_rings[0].crb_rcv_producer);
 351         regs_buff[i++] = NXRDIO(adapter,
 352                          recv_ctx->rds_rings[1].crb_rcv_producer);
 353
 354         regs_buff[i++] = adapter->max_sds_rings;
 355
 356         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 357                 sds_ring = &(recv_ctx->sds_rings[ring]);
 358                 regs_buff[i++] = NXRDIO(adapter,
 359                                         sds_ring->crb_sts_consumer);
 360         }
 361 }
 362
 363 static u32 netxen_nic_test_link(struct net_device *dev)
 364 {
 365         struct netxen_adapter *adapter = netdev_priv(dev);
 366         u32 val, port;
 367
 368         port = adapter->physical_port;
 369         if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 370                 val = NXRD32(adapter, CRB_XG_STATE_P3);
 371                 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
 372                 return (val == XG_LINK_UP_P3) ? 0 : 1;
 373         } else {
 374                 val = NXRD32(adapter, CRB_XG_STATE);
 375                 val = (val >> port*8) & 0xff;
 376                 return (val == XG_LINK_UP) ? 0 : 1;
 377         }
 378 }
 379
 380 static int
 381 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 382                       u8 *bytes)
 383 {
 384         struct netxen_adapter *adapter = netdev_priv(dev);
 385         int offset;
 386         int ret;
 387
 388         if (eeprom->len == 0)
 389                 return -EINVAL;
 390
 391         eeprom->magic = (adapter->pdev)->vendor |
 392                         ((adapter->pdev)->device << 16);
 393         offset = eeprom->offset;
 394
 395         ret = netxen_rom_fast_read_words(adapter, offset, bytes,
 396                                                 eeprom->len);
 397         if (ret < 0)
 398                 return ret;
 399
 400         return 0;
 401 }
 402
 403 static void
 404 netxen_nic_get_ringparam(struct net_device *dev,
 405                 struct ethtool_ringparam *ring)
 406 {
 407         struct netxen_adapter *adapter = netdev_priv(dev);
 408
 409         ring->rx_pending = adapter->num_rxd;
 410         ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
 411         ring->rx_jumbo_pending += adapter->num_lro_rxd;
 412         ring->tx_pending = adapter->num_txd;
 413
 414         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 415                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
 416                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
 417         } else {
 418                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
 419                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 420         }
 421
 422         ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
 423 }
 424
 425 static u32
 426 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
 427 {
 428         u32 num_desc;
 429         num_desc = max(val, min);
 430         num_desc = min(num_desc, max);
 431         num_desc = roundup_pow_of_two(num_desc);
 432
 433         if (val != num_desc) {
 434                 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
 435                        netxen_nic_driver_name, r_name, num_desc, val);
 436         }
 437
 438         return num_desc;
 439 }
 440
 441 static int
 442 netxen_nic_set_ringparam(struct net_device *dev,
 443                 struct ethtool_ringparam *ring)
 444 {
 445         struct netxen_adapter *adapter = netdev_priv(dev);
 446         u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
 447         u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 448         u16 num_rxd, num_jumbo_rxd, num_txd;
 449
 450         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 451                 return -EOPNOTSUPP;
 452
 453         if (ring->rx_mini_pending)
 454                 return -EOPNOTSUPP;
 455
 456         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 457                 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
 458                 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 459         }
 460
 461         num_rxd = netxen_validate_ringparam(ring->rx_pending,
 462                         MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
 463
 464         num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
 465                         MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
 466
 467         num_txd = netxen_validate_ringparam(ring->tx_pending,
 468                         MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
 469
 470         if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
 471                         num_jumbo_rxd == adapter->num_jumbo_rxd)
 472                 return 0;
 473
 474         adapter->num_rxd = num_rxd;
 475         adapter->num_jumbo_rxd = num_jumbo_rxd;
 476         adapter->num_txd = num_txd;
 477
 478         return netxen_nic_reset_context(adapter);
 479 }
 480
 481 static void
 482 netxen_nic_get_pauseparam(struct net_device *dev,
 483                           struct ethtool_pauseparam *pause)
 484 {
 485         struct netxen_adapter *adapter = netdev_priv(dev);
 486         __u32 val;
 487         int port = adapter->physical_port;
 488
 489         pause->autoneg = 0;
 490
 491         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 492                 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
 493                         return;
 494                 /* get flow control settings */
 495                 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 496                 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
 497                 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 498                 switch (port) {
 499                 case 0:
 500                         pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
 501                         break;
 502                 case 1:
 503                         pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
 504                         break;
 505                 case 2:
 506                         pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
 507                         break;
 508                 case 3:
 509                 default:
 510                         pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
 511                         break;
 512                 }
 513         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 514                 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
 515                         return;
 516                 pause->rx_pause = 1;
 517                 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 518                 if (port == 0)
 519                         pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
 520                 else
 521                         pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
 522         } else {
 523                 printk(KERN_ERR"%s: Unknown board type: %x\n",
 524                                 netxen_nic_driver_name, adapter->ahw.port_type);
 525         }
 526 }
 527
 528 static int
 529 netxen_nic_set_pauseparam(struct net_device *dev,
 530                           struct ethtool_pauseparam *pause)
 531 {
 532         struct netxen_adapter *adapter = netdev_priv(dev);
 533         __u32 val;
 534         int port = adapter->physical_port;
 535
 536         /* not supported */
 537         if (pause->autoneg)
 538                 return -EINVAL;
 539
 540         /* read mode */
 541         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 542                 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
 543                         return -EIO;
 544                 /* set flow control */
 545                 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 546
 547                 if (pause->rx_pause)
 548                         netxen_gb_rx_flowctl(val);
 549                 else
 550                         netxen_gb_unset_rx_flowctl(val);
 551
 552                 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
 553                                 val);
 554                 /* set autoneg */
 555                 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 556                 switch (port) {
 557                 case 0:
 558                         if (pause->tx_pause)
 559                                 netxen_gb_unset_gb0_mask(val);
 560                         else
 561                                 netxen_gb_set_gb0_mask(val);
 562                         break;
 563                 case 1:
 564                         if (pause->tx_pause)
 565                                 netxen_gb_unset_gb1_mask(val);
 566                         else
 567                                 netxen_gb_set_gb1_mask(val);
 568                         break;
 569                 case 2:
 570                         if (pause->tx_pause)
 571                                 netxen_gb_unset_gb2_mask(val);
 572                         else
 573                                 netxen_gb_set_gb2_mask(val);
 574                         break;
 575                 case 3:
 576                 default:
 577                         if (pause->tx_pause)
 578                                 netxen_gb_unset_gb3_mask(val);
 579                         else
 580                                 netxen_gb_set_gb3_mask(val);
 581                         break;
 582                 }
 583                 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
 584         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 585                 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
 586                         return -EIO;
 587                 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 588                 if (port == 0) {
 589                         if (pause->tx_pause)
 590                                 netxen_xg_unset_xg0_mask(val);
 591                         else
 592                                 netxen_xg_set_xg0_mask(val);
 593                 } else {
 594                         if (pause->tx_pause)
 595                                 netxen_xg_unset_xg1_mask(val);
 596                         else
 597                                 netxen_xg_set_xg1_mask(val);
 598                 }
 599                 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
 600         } else {
 601                 printk(KERN_ERR "%s: Unknown board type: %x\n",
 602                                 netxen_nic_driver_name,
 603                                 adapter->ahw.port_type);
 604         }
 605         return 0;
 606 }
 607
 608 static int netxen_nic_reg_test(struct net_device *dev)
 609 {
 610         struct netxen_adapter *adapter = netdev_priv(dev);
 611         u32 data_read, data_written;
 612
 613         data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
 614         if ((data_read & 0xffff) != adapter->pdev->vendor)
 615                 return 1;
 616
 617         if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 618                 return 0;
 619
 620         data_written = (u32)0xa5a5a5a5;
 621
 622         NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
 623         data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
 624         if (data_written != data_read)
 625                 return 1;
 626
 627         return 0;
 628 }
 629
 630 static int netxen_get_sset_count(struct net_device *dev, int sset)
 631 {
 632         switch (sset) {
 633         case ETH_SS_TEST:
 634                 return NETXEN_NIC_TEST_LEN;
 635         case ETH_SS_STATS:
 636                 return NETXEN_NIC_STATS_LEN;
 637         default:
 638                 return -EOPNOTSUPP;
 639         }
 640 }
 641
 642 static void
 643 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 644                      u64 *data)
 645 {
 646         memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
 647         if ((data[0] = netxen_nic_reg_test(dev)))
 648                 eth_test->flags |= ETH_TEST_FL_FAILED;
 649         /* link test */
 650         if ((data[1] = (u64) netxen_nic_test_link(dev)))
 651                 eth_test->flags |= ETH_TEST_FL_FAILED;
 652 }
 653
 654 static void
 655 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
 656 {
 657         int index;
 658
 659         switch (stringset) {
 660         case ETH_SS_TEST:
 661                 memcpy(data, *netxen_nic_gstrings_test,
 662                        NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
 663                 break;
 664         case ETH_SS_STATS:
 665                 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 666                         memcpy(data + index * ETH_GSTRING_LEN,
 667                                netxen_nic_gstrings_stats[index].stat_string,
 668                                ETH_GSTRING_LEN);
 669                 }
 670                 break;
 671         }
 672 }
 673
 674 static void
 675 netxen_nic_get_ethtool_stats(struct net_device *dev,
 676                              struct ethtool_stats *stats, u64 *data)
 677 {
 678         struct netxen_adapter *adapter = netdev_priv(dev);
 679         int index;
 680
 681         for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 682                 char *p =
 683                     (char *)adapter +
 684                     netxen_nic_gstrings_stats[index].stat_offset;
 685                 data[index] =
 686                     (netxen_nic_gstrings_stats[index].sizeof_stat ==
 687                      sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
 688         }
 689 }
 690
 691 static void
 692 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 693 {
 694         struct netxen_adapter *adapter = netdev_priv(dev);
 695         u32 wol_cfg = 0;
 696
 697         wol->supported = 0;
 698         wol->wolopts = 0;
 699
 700         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 701                 return;
 702
 703         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 704         if (wol_cfg & (1UL << adapter->portnum))
 705                 wol->supported |= WAKE_MAGIC;
 706
 707         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 708         if (wol_cfg & (1UL << adapter->portnum))
 709                 wol->wolopts |= WAKE_MAGIC;
 710 }
 711
 712 static int
 713 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 714 {
 715         struct netxen_adapter *adapter = netdev_priv(dev);
 716         u32 wol_cfg = 0;
 717
 718         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 719                 return -EOPNOTSUPP;
 720
 721         if (wol->wolopts & ~WAKE_MAGIC)
 722                 return -EOPNOTSUPP;
 723
 724         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 725         if (!(wol_cfg & (1 << adapter->portnum)))
 726                 return -EOPNOTSUPP;
 727
 728         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 729         if (wol->wolopts & WAKE_MAGIC)
 730                 wol_cfg |= 1UL << adapter->portnum;
 731         else
 732                 wol_cfg &= ~(1UL << adapter->portnum);
 733         NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
 734
 735         return 0;
 736 }
 737
 738 /*
 739  * Set the coalescing parameters. Currently only normal is supported.
 740  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 741  * firmware coalescing to default.
 742  */
 743 static int netxen_set_intr_coalesce(struct net_device *netdev,
 744                         struct ethtool_coalesce *ethcoal)
 745 {
 746         struct netxen_adapter *adapter = netdev_priv(netdev);
 747
 748         if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 749                 return -EINVAL;
 750
 751         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 752                 return -EINVAL;
 753
 754         /*
 755         * Return Error if unsupported values or
 756         * unsupported parameters are set.
 757         */
 758         if (ethcoal->rx_coalesce_usecs > 0xffff ||
 759                 ethcoal->rx_max_coalesced_frames > 0xffff ||
 760                 ethcoal->tx_coalesce_usecs > 0xffff ||
 761                 ethcoal->tx_max_coalesced_frames > 0xffff ||
 762                 ethcoal->rx_coalesce_usecs_irq ||
 763                 ethcoal->rx_max_coalesced_frames_irq ||
 764                 ethcoal->tx_coalesce_usecs_irq ||
 765                 ethcoal->tx_max_coalesced_frames_irq ||
 766                 ethcoal->stats_block_coalesce_usecs ||
 767                 ethcoal->use_adaptive_rx_coalesce ||
 768                 ethcoal->use_adaptive_tx_coalesce ||
 769                 ethcoal->pkt_rate_low ||
 770                 ethcoal->rx_coalesce_usecs_low ||
 771                 ethcoal->rx_max_coalesced_frames_low ||
 772                 ethcoal->tx_coalesce_usecs_low ||
 773                 ethcoal->tx_max_coalesced_frames_low ||
 774                 ethcoal->pkt_rate_high ||
 775                 ethcoal->rx_coalesce_usecs_high ||
 776                 ethcoal->rx_max_coalesced_frames_high ||
 777                 ethcoal->tx_coalesce_usecs_high ||
 778                 ethcoal->tx_max_coalesced_frames_high)
 779                 return -EINVAL;
 780
 781         if (!ethcoal->rx_coalesce_usecs ||
 782                 !ethcoal->rx_max_coalesced_frames) {
 783                 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
 784                 adapter->coal.normal.data.rx_time_us =
 785                         NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
 786                 adapter->coal.normal.data.rx_packets =
 787                         NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
 788         } else {
 789                 adapter->coal.flags = 0;
 790                 adapter->coal.normal.data.rx_time_us =
 791                 ethcoal->rx_coalesce_usecs;
 792                 adapter->coal.normal.data.rx_packets =
 793                 ethcoal->rx_max_coalesced_frames;
 794         }
 795         adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 796         adapter->coal.normal.data.tx_packets =
 797         ethcoal->tx_max_coalesced_frames;
 798
 799         netxen_config_intr_coalesce(adapter);
 800
 801         return 0;
 802 }
 803
 804 static int netxen_get_intr_coalesce(struct net_device *netdev,
 805                         struct ethtool_coalesce *ethcoal)
 806 {
 807         struct netxen_adapter *adapter = netdev_priv(netdev);
 808
 809         if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 810                 return -EINVAL;
 811
 812         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 813                 return -EINVAL;
 814
 815         ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
 816         ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
 817         ethcoal->rx_max_coalesced_frames =
 818                 adapter->coal.normal.data.rx_packets;
 819         ethcoal->tx_max_coalesced_frames =
 820                 adapter->coal.normal.data.tx_packets;
 821
 822         return 0;
 823 }
 824
 825 static int
 826 netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
 827 {
 828         struct netxen_adapter *adapter = netdev_priv(netdev);
 829         struct netxen_minidump *mdump = &adapter->mdump;
 830         if (adapter->fw_mdump_rdy)
 831                 dump->len = mdump->md_dump_size;
 832         else
 833                 dump->len = 0;
 834
 835         if (!mdump->md_enabled)
 836                 dump->flag = ETH_FW_DUMP_DISABLE;
 837         else
 838                 dump->flag = mdump->md_capture_mask;
 839
 840         dump->version = adapter->fw_version;
 841         return 0;
 842 }
 843
 844 static int
 845 netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
 846 {
 847         int i;
 848         struct netxen_adapter *adapter = netdev_priv(netdev);
 849         struct netxen_minidump *mdump = &adapter->mdump;
 850
 851         switch (val->flag) {
 852         case NX_FORCE_FW_DUMP_KEY:
 853                 if (!mdump->md_enabled) {
 854                         netdev_info(netdev, "FW dump not enabled\n");
 855                         return 0;
 856                 }
 857                 if (adapter->fw_mdump_rdy) {
 858                         netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
 859                         return 0;
 860                 }
 861                 netdev_info(netdev, "Forcing a fw dump\n");
 862                 nx_dev_request_reset(adapter);
 863                 break;
 864         case NX_DISABLE_FW_DUMP:
 865                 if (mdump->md_enabled) {
 866                         netdev_info(netdev, "Disabling FW Dump\n");
 867                         mdump->md_enabled = 0;
 868                 }
 869                 break;
 870         case NX_ENABLE_FW_DUMP:
 871                 if (!mdump->md_enabled) {
 872                         netdev_info(netdev, "Enabling FW dump\n");
 873                         mdump->md_enabled = 1;
 874                 }
 875                 break;
 876         case NX_FORCE_FW_RESET:
 877                 netdev_info(netdev, "Forcing FW reset\n");
 878                 nx_dev_request_reset(adapter);
 879                 adapter->flags &= ~NETXEN_FW_RESET_OWNER;
 880                 break;
 881         default:
 882                 for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
 883                         if (val->flag == FW_DUMP_LEVELS[i]) {
 884                                 mdump->md_capture_mask = val->flag;
 885                                 netdev_info(netdev,
 886                                         "Driver mask changed to: 0x%x\n",
 887                                         mdump->md_capture_mask);
 888                                 return 0;
 889                         }
 890                 }
 891                 netdev_info(netdev,
 892                         "Invalid dump level: 0x%x\n", val->flag);
 893                 return -EINVAL;
 894         }
 895
 896         return 0;
 897 }
 898
 899 static int
 900 netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
 901                         void *buffer)
 902 {
 903         int i, copy_sz;
 904         u32 *hdr_ptr, *data;
 905         struct netxen_adapter *adapter = netdev_priv(netdev);
 906         struct netxen_minidump *mdump = &adapter->mdump;
 907
 908
 909         if (!adapter->fw_mdump_rdy) {
 910                 netdev_info(netdev, "Dump not available\n");
 911                 return -EINVAL;
 912         }
 913         /* Copy template header first */
 914         copy_sz = mdump->md_template_size;
 915         hdr_ptr = (u32 *) mdump->md_template;
 916         data = buffer;
 917         for (i = 0; i < copy_sz/sizeof(u32); i++)
 918                 *data++ = cpu_to_le32(*hdr_ptr++);
 919
 920         /* Copy captured dump data */
 921         memcpy(buffer + copy_sz,
 922                 mdump->md_capture_buff + mdump->md_template_size,
 923                         mdump->md_capture_size);
 924         dump->len = copy_sz + mdump->md_capture_size;
 925         dump->flag = mdump->md_capture_mask;
 926
 927         /* Free dump area once data has been captured */
 928         vfree(mdump->md_capture_buff);
 929         mdump->md_capture_buff = NULL;
 930         adapter->fw_mdump_rdy = 0;
 931         netdev_info(netdev, "extracted the fw dump Successfully\n");
 932         return 0;
 933 }
 934
 935 const struct ethtool_ops netxen_nic_ethtool_ops = {
 936         .get_settings = netxen_nic_get_settings,
 937         .set_settings = netxen_nic_set_settings,
 938         .get_drvinfo = netxen_nic_get_drvinfo,
 939         .get_regs_len = netxen_nic_get_regs_len,
 940         .get_regs = netxen_nic_get_regs,
 941         .get_link = ethtool_op_get_link,
 942         .get_eeprom_len = netxen_nic_get_eeprom_len,
 943         .get_eeprom = netxen_nic_get_eeprom,
 944         .get_ringparam = netxen_nic_get_ringparam,
 945         .set_ringparam = netxen_nic_set_ringparam,
 946         .get_pauseparam = netxen_nic_get_pauseparam,
 947         .set_pauseparam = netxen_nic_set_pauseparam,
 948         .get_wol = netxen_nic_get_wol,
 949         .set_wol = netxen_nic_set_wol,
 950         .self_test = netxen_nic_diag_test,
 951         .get_strings = netxen_nic_get_strings,
 952         .get_ethtool_stats = netxen_nic_get_ethtool_stats,
 953         .get_sset_count = netxen_get_sset_count,
 954         .get_coalesce = netxen_get_intr_coalesce,
 955         .set_coalesce = netxen_set_intr_coalesce,
 956         .get_dump_flag = netxen_get_dump_flag,
 957         .get_dump_data = netxen_get_dump_data,
 958         .set_dump = netxen_set_dump,
 959 };