drivers/net/netxen/netxen_nic_ethtool.c

   1 /*
   2  * Copyright (C) 2003 - 2009 NetXen, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  18  * MA  02111-1307, USA.
  19  *
  20  * The full GNU General Public License is included in this distribution
  21  * in the file called LICENSE.
  22  *
  23  * Contact Information:
  24  *    info@netxen.com
  25  * NetXen Inc,
  26  * 18922 Forge Drive
  27  * Cupertino, CA 95014-0701
  28  *
  29  */
  30
  31 #include <linux/types.h>
  32 #include <linux/delay.h>
  33 #include <linux/pci.h>
  34 #include <asm/io.h>
  35 #include <linux/netdevice.h>
  36 #include <linux/ethtool.h>
  37
  38 #include "netxen_nic.h"
  39 #include "netxen_nic_hw.h"
  40 #include "netxen_nic_phan_reg.h"
  41
  42 struct netxen_nic_stats {
  43         char stat_string[ETH_GSTRING_LEN];
  44         int sizeof_stat;
  45         int stat_offset;
  46 };
  47
  48 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
  49                         offsetof(struct netxen_adapter, m)
  50
  51 #define NETXEN_NIC_PORT_WINDOW 0x10000
  52 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
  53
  54 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
  55         {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
  56         {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
  57         {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
  58         {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
  59         {"csummed", NETXEN_NIC_STAT(stats.csummed)},
  60         {"no_rcv", NETXEN_NIC_STAT(stats.no_rcv)},
  61         {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
  62         {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
  63 };
  64
  65 #define NETXEN_NIC_STATS_LEN    ARRAY_SIZE(netxen_nic_gstrings_stats)
  66
  67 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
  68         "Register_Test_on_offline",
  69         "Link_Test_on_offline"
  70 };
  71
  72 #define NETXEN_NIC_TEST_LEN     ARRAY_SIZE(netxen_nic_gstrings_test)
  73
  74 #define NETXEN_NIC_REGS_COUNT 42
  75 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
  76 #define NETXEN_MAX_EEPROM_LEN   1024
  77
  78 static int netxen_nic_get_eeprom_len(struct net_device *dev)
  79 {
  80         return NETXEN_FLASH_TOTAL_SIZE;
  81 }
  82
  83 static void
  84 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
  85 {
  86         struct netxen_adapter *adapter = netdev_priv(dev);
  87         unsigned long flags;
  88         u32 fw_major = 0;
  89         u32 fw_minor = 0;
  90         u32 fw_build = 0;
  91
  92         strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
  93         strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
  94         write_lock_irqsave(&adapter->adapter_lock, flags);
  95         fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
  96         fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
  97         fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
  98         write_unlock_irqrestore(&adapter->adapter_lock, flags);
  99         sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
 100
 101         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 102         drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
 103         drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
 104 }
 105
 106 static int
 107 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 108 {
 109         struct netxen_adapter *adapter = netdev_priv(dev);
 110         int check_sfp_module = 0;
 111
 112         /* read which mode */
 113         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 114                 ecmd->supported = (SUPPORTED_10baseT_Half |
 115                                    SUPPORTED_10baseT_Full |
 116                                    SUPPORTED_100baseT_Half |
 117                                    SUPPORTED_100baseT_Full |
 118                                    SUPPORTED_1000baseT_Half |
 119                                    SUPPORTED_1000baseT_Full);
 120
 121                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 122                                      ADVERTISED_100baseT_Full |
 123                                      ADVERTISED_1000baseT_Half |
 124                                      ADVERTISED_1000baseT_Full);
 125
 126                 ecmd->port = PORT_TP;
 127
 128                 ecmd->speed = adapter->link_speed;
 129                 ecmd->duplex = adapter->link_duplex;
 130                 ecmd->autoneg = adapter->link_autoneg;
 131
 132         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 133                 u32 val;
 134
 135                 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
 136                 if (val == NETXEN_PORT_MODE_802_3_AP) {
 137                         ecmd->supported = SUPPORTED_1000baseT_Full;
 138                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 139                 } else {
 140                         ecmd->supported = SUPPORTED_10000baseT_Full;
 141                         ecmd->advertising = ADVERTISED_10000baseT_Full;
 142                 }
 143
 144                 if (netif_running(dev) && adapter->has_link_events) {
 145                         ecmd->speed = adapter->link_speed;
 146                         ecmd->autoneg = adapter->link_autoneg;
 147                         ecmd->duplex = adapter->link_duplex;
 148                         goto skip;
 149                 }
 150
 151                 ecmd->port = PORT_TP;
 152
 153                 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 154                         u16 pcifn = adapter->ahw.pci_func;
 155
 156                         val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
 157                         ecmd->speed = P3_LINK_SPEED_MHZ *
 158                                         P3_LINK_SPEED_VAL(pcifn, val);
 159                 } else
 160                         ecmd->speed = SPEED_10000;
 161
 162                 ecmd->duplex = DUPLEX_FULL;
 163                 ecmd->autoneg = AUTONEG_DISABLE;
 164         } else
 165                 return -EIO;
 166
 167 skip:
 168         ecmd->phy_address = adapter->physical_port;
 169         ecmd->transceiver = XCVR_EXTERNAL;
 170
 171         switch (adapter->ahw.board_type) {
 172         case NETXEN_BRDTYPE_P2_SB35_4G:
 173         case NETXEN_BRDTYPE_P2_SB31_2G:
 174         case NETXEN_BRDTYPE_P3_REF_QG:
 175         case NETXEN_BRDTYPE_P3_4_GB:
 176         case NETXEN_BRDTYPE_P3_4_GB_MM:
 177
 178                 ecmd->supported |= SUPPORTED_Autoneg;
 179                 ecmd->advertising |= ADVERTISED_Autoneg;
 180         case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 181         case NETXEN_BRDTYPE_P3_10G_CX4:
 182         case NETXEN_BRDTYPE_P3_10G_CX4_LP:
 183         case NETXEN_BRDTYPE_P3_10000_BASE_T:
 184                 ecmd->supported |= SUPPORTED_TP;
 185                 ecmd->advertising |= ADVERTISED_TP;
 186                 ecmd->port = PORT_TP;
 187                 ecmd->autoneg = (adapter->ahw.board_type ==
 188                                  NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
 189                     (AUTONEG_DISABLE) : (adapter->link_autoneg);
 190                 break;
 191         case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
 192         case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
 193         case NETXEN_BRDTYPE_P3_IMEZ:
 194         case NETXEN_BRDTYPE_P3_XG_LOM:
 195         case NETXEN_BRDTYPE_P3_HMEZ:
 196                 ecmd->supported |= SUPPORTED_MII;
 197                 ecmd->advertising |= ADVERTISED_MII;
 198                 ecmd->port = PORT_MII;
 199                 ecmd->autoneg = AUTONEG_DISABLE;
 200                 break;
 201         case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
 202         case NETXEN_BRDTYPE_P3_10G_SFP_CT:
 203         case NETXEN_BRDTYPE_P3_10G_SFP_QT:
 204                 ecmd->advertising |= ADVERTISED_TP;
 205                 ecmd->supported |= SUPPORTED_TP;
 206                 check_sfp_module = netif_running(dev) &&
 207                         adapter->has_link_events;
 208         case NETXEN_BRDTYPE_P2_SB31_10G:
 209         case NETXEN_BRDTYPE_P3_10G_XFP:
 210                 ecmd->supported |= SUPPORTED_FIBRE;
 211                 ecmd->advertising |= ADVERTISED_FIBRE;
 212                 ecmd->port = PORT_FIBRE;
 213                 ecmd->autoneg = AUTONEG_DISABLE;
 214                 break;
 215         case NETXEN_BRDTYPE_P3_10G_TP:
 216                 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 217                         ecmd->autoneg = AUTONEG_DISABLE;
 218                         ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 219                         ecmd->advertising |=
 220                                 (ADVERTISED_FIBRE | ADVERTISED_TP);
 221                         ecmd->port = PORT_FIBRE;
 222                         check_sfp_module = netif_running(dev) &&
 223                                 adapter->has_link_events;
 224                 } else {
 225                         ecmd->autoneg = AUTONEG_ENABLE;
 226                         ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg);
 227                         ecmd->advertising |=
 228                                 (ADVERTISED_TP | ADVERTISED_Autoneg);
 229                         ecmd->port = PORT_TP;
 230                 }
 231                 break;
 232         default:
 233                 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
 234                                 adapter->ahw.board_type);
 235                 return -EIO;
 236         }
 237
 238         if (check_sfp_module) {
 239                 switch (adapter->module_type) {
 240                 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 241                 case LINKEVENT_MODULE_OPTICAL_SRLR:
 242                 case LINKEVENT_MODULE_OPTICAL_LRM:
 243                 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 244                         ecmd->port = PORT_FIBRE;
 245                         break;
 246                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 247                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 248                 case LINKEVENT_MODULE_TWINAX:
 249                         ecmd->port = PORT_TP;
 250                         break;
 251                 default:
 252                         ecmd->port = -1;
 253                 }
 254         }
 255
 256         return 0;
 257 }
 258
 259 static int
 260 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 261 {
 262         struct netxen_adapter *adapter = netdev_priv(dev);
 263         __u32 status;
 264
 265         /* read which mode */
 266         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 267                 /* autonegotiation */
 268                 if (adapter->phy_write
 269                     && adapter->phy_write(adapter,
 270                                           NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
 271                                           ecmd->autoneg) != 0)
 272                         return -EIO;
 273                 else
 274                         adapter->link_autoneg = ecmd->autoneg;
 275
 276                 if (adapter->phy_read
 277                     && adapter->phy_read(adapter,
 278                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 279                                          &status) != 0)
 280                         return -EIO;
 281
 282                 /* speed */
 283                 switch (ecmd->speed) {
 284                 case SPEED_10:
 285                         netxen_set_phy_speed(status, 0);
 286                         break;
 287                 case SPEED_100:
 288                         netxen_set_phy_speed(status, 1);
 289                         break;
 290                 case SPEED_1000:
 291                         netxen_set_phy_speed(status, 2);
 292                         break;
 293                 }
 294                 /* set duplex mode */
 295                 if (ecmd->duplex == DUPLEX_HALF)
 296                         netxen_clear_phy_duplex(status);
 297                 if (ecmd->duplex == DUPLEX_FULL)
 298                         netxen_set_phy_duplex(status);
 299                 if (adapter->phy_write
 300                     && adapter->phy_write(adapter,
 301                                           NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 302                                           *((int *)&status)) != 0)
 303                         return -EIO;
 304                 else {
 305                         adapter->link_speed = ecmd->speed;
 306                         adapter->link_duplex = ecmd->duplex;
 307                 }
 308         } else
 309                 return -EOPNOTSUPP;
 310
 311         if (!netif_running(dev))
 312                 return 0;
 313
 314         dev->netdev_ops->ndo_stop(dev);
 315         return dev->netdev_ops->ndo_open(dev);
 316 }
 317
 318 static int netxen_nic_get_regs_len(struct net_device *dev)
 319 {
 320         return NETXEN_NIC_REGS_LEN;
 321 }
 322
 323 struct netxen_niu_regs {
 324         __u32 reg[NETXEN_NIC_REGS_COUNT];
 325 };
 326
 327 static struct netxen_niu_regs niu_registers[] = {
 328         {
 329          /* GB Mode */
 330          {
 331           NETXEN_NIU_GB_SERDES_RESET,
 332           NETXEN_NIU_GB0_MII_MODE,
 333           NETXEN_NIU_GB1_MII_MODE,
 334           NETXEN_NIU_GB2_MII_MODE,
 335           NETXEN_NIU_GB3_MII_MODE,
 336           NETXEN_NIU_GB0_GMII_MODE,
 337           NETXEN_NIU_GB1_GMII_MODE,
 338           NETXEN_NIU_GB2_GMII_MODE,
 339           NETXEN_NIU_GB3_GMII_MODE,
 340           NETXEN_NIU_REMOTE_LOOPBACK,
 341           NETXEN_NIU_GB0_HALF_DUPLEX,
 342           NETXEN_NIU_GB1_HALF_DUPLEX,
 343           NETXEN_NIU_RESET_SYS_FIFOS,
 344           NETXEN_NIU_GB_CRC_DROP,
 345           NETXEN_NIU_GB_DROP_WRONGADDR,
 346           NETXEN_NIU_TEST_MUX_CTL,
 347
 348           NETXEN_NIU_GB_MAC_CONFIG_0(0),
 349           NETXEN_NIU_GB_MAC_CONFIG_1(0),
 350           NETXEN_NIU_GB_HALF_DUPLEX_CTRL(0),
 351           NETXEN_NIU_GB_MAX_FRAME_SIZE(0),
 352           NETXEN_NIU_GB_TEST_REG(0),
 353           NETXEN_NIU_GB_MII_MGMT_CONFIG(0),
 354           NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
 355           NETXEN_NIU_GB_MII_MGMT_ADDR(0),
 356           NETXEN_NIU_GB_MII_MGMT_CTRL(0),
 357           NETXEN_NIU_GB_MII_MGMT_STATUS(0),
 358           NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
 359           NETXEN_NIU_GB_INTERFACE_CTRL(0),
 360           NETXEN_NIU_GB_INTERFACE_STATUS(0),
 361           NETXEN_NIU_GB_STATION_ADDR_0(0),
 362           NETXEN_NIU_GB_STATION_ADDR_1(0),
 363           -1,
 364           }
 365          },
 366         {
 367          /* XG Mode */
 368          {
 369           NETXEN_NIU_XG_SINGLE_TERM,
 370           NETXEN_NIU_XG_DRIVE_HI,
 371           NETXEN_NIU_XG_DRIVE_LO,
 372           NETXEN_NIU_XG_DTX,
 373           NETXEN_NIU_XG_DEQ,
 374           NETXEN_NIU_XG_WORD_ALIGN,
 375           NETXEN_NIU_XG_RESET,
 376           NETXEN_NIU_XG_POWER_DOWN,
 377           NETXEN_NIU_XG_RESET_PLL,
 378           NETXEN_NIU_XG_SERDES_LOOPBACK,
 379           NETXEN_NIU_XG_DO_BYTE_ALIGN,
 380           NETXEN_NIU_XG_TX_ENABLE,
 381           NETXEN_NIU_XG_RX_ENABLE,
 382           NETXEN_NIU_XG_STATUS,
 383           NETXEN_NIU_XG_PAUSE_THRESHOLD,
 384           NETXEN_NIU_XGE_CONFIG_0,
 385           NETXEN_NIU_XGE_CONFIG_1,
 386           NETXEN_NIU_XGE_IPG,
 387           NETXEN_NIU_XGE_STATION_ADDR_0_HI,
 388           NETXEN_NIU_XGE_STATION_ADDR_0_1,
 389           NETXEN_NIU_XGE_STATION_ADDR_1_LO,
 390           NETXEN_NIU_XGE_STATUS,
 391           NETXEN_NIU_XGE_MAX_FRAME_SIZE,
 392           NETXEN_NIU_XGE_PAUSE_FRAME_VALUE,
 393           NETXEN_NIU_XGE_TX_BYTE_CNT,
 394           NETXEN_NIU_XGE_TX_FRAME_CNT,
 395           NETXEN_NIU_XGE_RX_BYTE_CNT,
 396           NETXEN_NIU_XGE_RX_FRAME_CNT,
 397           NETXEN_NIU_XGE_AGGR_ERROR_CNT,
 398           NETXEN_NIU_XGE_MULTICAST_FRAME_CNT,
 399           NETXEN_NIU_XGE_UNICAST_FRAME_CNT,
 400           NETXEN_NIU_XGE_CRC_ERROR_CNT,
 401           NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR,
 402           NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR,
 403           NETXEN_NIU_XGE_LOCAL_ERROR_CNT,
 404           NETXEN_NIU_XGE_REMOTE_ERROR_CNT,
 405           NETXEN_NIU_XGE_CONTROL_CHAR_CNT,
 406           NETXEN_NIU_XGE_PAUSE_FRAME_CNT,
 407           -1,
 408           }
 409          }
 410 };
 411
 412 static void
 413 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 414 {
 415         struct netxen_adapter *adapter = netdev_priv(dev);
 416         __u32 mode, *regs_buff = p;
 417         int i, window;
 418
 419         memset(p, 0, NETXEN_NIC_REGS_LEN);
 420         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 421             (adapter->pdev)->device;
 422         /* which mode */
 423         regs_buff[0] = NXRD32(adapter, NETXEN_NIU_MODE);
 424         mode = regs_buff[0];
 425
 426         /* Common registers to all the modes */
 427         regs_buff[2] = NXRD32(adapter, NETXEN_NIU_STRAP_VALUE_SAVE_HIGHER);
 428         /* GB/XGB Mode */
 429         mode = (mode / 2) - 1;
 430         window = 0;
 431         if (mode <= 1) {
 432                 for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
 433                         /* GB: port specific registers */
 434                         if (mode == 0 && i >= 19)
 435                                 window = adapter->physical_port *
 436                                         NETXEN_NIC_PORT_WINDOW;
 437
 438                         regs_buff[i] = NXRD32(adapter,
 439                                 niu_registers[mode].reg[i - 3] + window);
 440                 }
 441
 442         }
 443 }
 444
 445 static u32 netxen_nic_test_link(struct net_device *dev)
 446 {
 447         struct netxen_adapter *adapter = netdev_priv(dev);
 448         __u32 status;
 449         int val;
 450
 451         /* read which mode */
 452         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 453                 if (adapter->phy_read
 454                     && adapter->phy_read(adapter,
 455                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 456                                          &status) != 0)
 457                         return -EIO;
 458                 else {
 459                         val = netxen_get_phy_link(status);
 460                         return !val;
 461                 }
 462         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 463                 val = NXRD32(adapter, CRB_XG_STATE);
 464                 return (val == XG_LINK_UP) ? 0 : 1;
 465         }
 466         return -EIO;
 467 }
 468
 469 static int
 470 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 471                       u8 * bytes)
 472 {
 473         struct netxen_adapter *adapter = netdev_priv(dev);
 474         int offset;
 475         int ret;
 476
 477         if (eeprom->len == 0)
 478                 return -EINVAL;
 479
 480         eeprom->magic = (adapter->pdev)->vendor |
 481                         ((adapter->pdev)->device << 16);
 482         offset = eeprom->offset;
 483
 484         ret = netxen_rom_fast_read_words(adapter, offset, bytes,
 485                                                 eeprom->len);
 486         if (ret < 0)
 487                 return ret;
 488
 489         return 0;
 490 }
 491
 492 static void
 493 netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 494 {
 495         struct netxen_adapter *adapter = netdev_priv(dev);
 496
 497         ring->rx_pending = 0;
 498         ring->rx_jumbo_pending = 0;
 499         ring->rx_pending += adapter->recv_ctx.
 500                 rds_rings[RCV_RING_NORMAL].num_desc;
 501         ring->rx_jumbo_pending += adapter->recv_ctx.
 502                 rds_rings[RCV_RING_JUMBO].num_desc;
 503         ring->tx_pending = adapter->num_txd;
 504
 505         if (adapter->ahw.port_type == NETXEN_NIC_GBE)
 506                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
 507         else
 508                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
 509         ring->tx_max_pending = MAX_CMD_DESCRIPTORS_HOST;
 510         ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS;
 511         ring->rx_mini_max_pending = 0;
 512         ring->rx_mini_pending = 0;
 513 }
 514
 515 static void
 516 netxen_nic_get_pauseparam(struct net_device *dev,
 517                           struct ethtool_pauseparam *pause)
 518 {
 519         struct netxen_adapter *adapter = netdev_priv(dev);
 520         __u32 val;
 521         int port = adapter->physical_port;
 522
 523         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 524                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 525                         return;
 526                 /* get flow control settings */
 527                 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 528                 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
 529                 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 530                 switch (port) {
 531                         case 0:
 532                                 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
 533                                 break;
 534                         case 1:
 535                                 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
 536                                 break;
 537                         case 2:
 538                                 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
 539                                 break;
 540                         case 3:
 541                         default:
 542                                 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
 543                                 break;
 544                 }
 545         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 546                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 547                         return;
 548                 pause->rx_pause = 1;
 549                 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 550                 if (port == 0)
 551                         pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
 552                 else
 553                         pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
 554         } else {
 555                 printk(KERN_ERR"%s: Unknown board type: %x\n",
 556                                 netxen_nic_driver_name, adapter->ahw.port_type);
 557         }
 558 }
 559
 560 static int
 561 netxen_nic_set_pauseparam(struct net_device *dev,
 562                           struct ethtool_pauseparam *pause)
 563 {
 564         struct netxen_adapter *adapter = netdev_priv(dev);
 565         __u32 val;
 566         int port = adapter->physical_port;
 567         /* read mode */
 568         if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
 569                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 570                         return -EIO;
 571                 /* set flow control */
 572                 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
 573
 574                 if (pause->rx_pause)
 575                         netxen_gb_rx_flowctl(val);
 576                 else
 577                         netxen_gb_unset_rx_flowctl(val);
 578
 579                 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
 580                                 val);
 581                 /* set autoneg */
 582                 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
 583                 switch (port) {
 584                         case 0:
 585                                 if (pause->tx_pause)
 586                                         netxen_gb_unset_gb0_mask(val);
 587                                 else
 588                                         netxen_gb_set_gb0_mask(val);
 589                                 break;
 590                         case 1:
 591                                 if (pause->tx_pause)
 592                                         netxen_gb_unset_gb1_mask(val);
 593                                 else
 594                                         netxen_gb_set_gb1_mask(val);
 595                                 break;
 596                         case 2:
 597                                 if (pause->tx_pause)
 598                                         netxen_gb_unset_gb2_mask(val);
 599                                 else
 600                                         netxen_gb_set_gb2_mask(val);
 601                                 break;
 602                         case 3:
 603                         default:
 604                                 if (pause->tx_pause)
 605                                         netxen_gb_unset_gb3_mask(val);
 606                                 else
 607                                         netxen_gb_set_gb3_mask(val);
 608                                 break;
 609                 }
 610                 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
 611         } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
 612                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 613                         return -EIO;
 614                 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
 615                 if (port == 0) {
 616                         if (pause->tx_pause)
 617                                 netxen_xg_unset_xg0_mask(val);
 618                         else
 619                                 netxen_xg_set_xg0_mask(val);
 620                 } else {
 621                         if (pause->tx_pause)
 622                                 netxen_xg_unset_xg1_mask(val);
 623                         else
 624                                 netxen_xg_set_xg1_mask(val);
 625                 }
 626                 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
 627         } else {
 628                 printk(KERN_ERR "%s: Unknown board type: %x\n",
 629                                 netxen_nic_driver_name,
 630                                 adapter->ahw.port_type);
 631         }
 632         return 0;
 633 }
 634
 635 static int netxen_nic_reg_test(struct net_device *dev)
 636 {
 637         struct netxen_adapter *adapter = netdev_priv(dev);
 638         u32 data_read, data_written;
 639
 640         data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
 641         if ((data_read & 0xffff) != PHAN_VENDOR_ID)
 642         return 1;
 643
 644         data_written = (u32)0xa5a5a5a5;
 645
 646         NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
 647         data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
 648         if (data_written != data_read)
 649                 return 1;
 650
 651         return 0;
 652 }
 653
 654 static int netxen_get_sset_count(struct net_device *dev, int sset)
 655 {
 656         switch (sset) {
 657         case ETH_SS_TEST:
 658                 return NETXEN_NIC_TEST_LEN;
 659         case ETH_SS_STATS:
 660                 return NETXEN_NIC_STATS_LEN;
 661         default:
 662                 return -EOPNOTSUPP;
 663         }
 664 }
 665
 666 static void
 667 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 668                      u64 * data)
 669 {
 670         memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
 671         if ((data[0] = netxen_nic_reg_test(dev)))
 672                 eth_test->flags |= ETH_TEST_FL_FAILED;
 673         /* link test */
 674         if ((data[1] = (u64) netxen_nic_test_link(dev)))
 675                 eth_test->flags |= ETH_TEST_FL_FAILED;
 676 }
 677
 678 static void
 679 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 680 {
 681         int index;
 682
 683         switch (stringset) {
 684         case ETH_SS_TEST:
 685                 memcpy(data, *netxen_nic_gstrings_test,
 686                        NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
 687                 break;
 688         case ETH_SS_STATS:
 689                 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 690                         memcpy(data + index * ETH_GSTRING_LEN,
 691                                netxen_nic_gstrings_stats[index].stat_string,
 692                                ETH_GSTRING_LEN);
 693                 }
 694                 break;
 695         }
 696 }
 697
 698 static void
 699 netxen_nic_get_ethtool_stats(struct net_device *dev,
 700                              struct ethtool_stats *stats, u64 * data)
 701 {
 702         struct netxen_adapter *adapter = netdev_priv(dev);
 703         int index;
 704
 705         for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 706                 char *p =
 707                     (char *)adapter +
 708                     netxen_nic_gstrings_stats[index].stat_offset;
 709                 data[index] =
 710                     (netxen_nic_gstrings_stats[index].sizeof_stat ==
 711                      sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
 712         }
 713 }
 714
 715 static u32 netxen_nic_get_rx_csum(struct net_device *dev)
 716 {
 717         struct netxen_adapter *adapter = netdev_priv(dev);
 718         return adapter->rx_csum;
 719 }
 720
 721 static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
 722 {
 723         struct netxen_adapter *adapter = netdev_priv(dev);
 724         adapter->rx_csum = !!data;
 725         return 0;
 726 }
 727
 728 static u32 netxen_nic_get_tso(struct net_device *dev)
 729 {
 730         struct netxen_adapter *adapter = netdev_priv(dev);
 731
 732         if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 733                 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
 734
 735         return (dev->features & NETIF_F_TSO) != 0;
 736 }
 737
 738 static int netxen_nic_set_tso(struct net_device *dev, u32 data)
 739 {
 740         if (data) {
 741                 struct netxen_adapter *adapter = netdev_priv(dev);
 742
 743                 dev->features |= NETIF_F_TSO;
 744                 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 745                         dev->features |= NETIF_F_TSO6;
 746         } else
 747                 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
 748
 749         return 0;
 750 }
 751
 752 static void
 753 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 754 {
 755         struct netxen_adapter *adapter = netdev_priv(dev);
 756         u32 wol_cfg = 0;
 757
 758         wol->supported = 0;
 759         wol->wolopts = 0;
 760
 761         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 762                 return;
 763
 764         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 765         if (wol_cfg & (1UL << adapter->portnum))
 766                 wol->supported |= WAKE_MAGIC;
 767
 768         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 769         if (wol_cfg & (1UL << adapter->portnum))
 770                 wol->wolopts |= WAKE_MAGIC;
 771 }
 772
 773 static int
 774 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 775 {
 776         struct netxen_adapter *adapter = netdev_priv(dev);
 777         u32 wol_cfg = 0;
 778
 779         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
 780                 return -EOPNOTSUPP;
 781
 782         if (wol->wolopts & ~WAKE_MAGIC)
 783                 return -EOPNOTSUPP;
 784
 785         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
 786         if (!(wol_cfg & (1 << adapter->portnum)))
 787                 return -EOPNOTSUPP;
 788
 789         wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
 790         if (wol->wolopts & WAKE_MAGIC)
 791                 wol_cfg |= 1UL << adapter->portnum;
 792         else
 793                 wol_cfg &= ~(1UL << adapter->portnum);
 794         NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
 795
 796         return 0;
 797 }
 798
 799 /*
 800  * Set the coalescing parameters. Currently only normal is supported.
 801  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 802  * firmware coalescing to default.
 803  */
 804 static int netxen_set_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         /*
 816         * Return Error if unsupported values or
 817         * unsupported parameters are set.
 818         */
 819         if (ethcoal->rx_coalesce_usecs > 0xffff ||
 820                 ethcoal->rx_max_coalesced_frames > 0xffff ||
 821                 ethcoal->tx_coalesce_usecs > 0xffff ||
 822                 ethcoal->tx_max_coalesced_frames > 0xffff ||
 823                 ethcoal->rx_coalesce_usecs_irq ||
 824                 ethcoal->rx_max_coalesced_frames_irq ||
 825                 ethcoal->tx_coalesce_usecs_irq ||
 826                 ethcoal->tx_max_coalesced_frames_irq ||
 827                 ethcoal->stats_block_coalesce_usecs ||
 828                 ethcoal->use_adaptive_rx_coalesce ||
 829                 ethcoal->use_adaptive_tx_coalesce ||
 830                 ethcoal->pkt_rate_low ||
 831                 ethcoal->rx_coalesce_usecs_low ||
 832                 ethcoal->rx_max_coalesced_frames_low ||
 833                 ethcoal->tx_coalesce_usecs_low ||
 834                 ethcoal->tx_max_coalesced_frames_low ||
 835                 ethcoal->pkt_rate_high ||
 836                 ethcoal->rx_coalesce_usecs_high ||
 837                 ethcoal->rx_max_coalesced_frames_high ||
 838                 ethcoal->tx_coalesce_usecs_high ||
 839                 ethcoal->tx_max_coalesced_frames_high)
 840                 return -EINVAL;
 841
 842         if (!ethcoal->rx_coalesce_usecs ||
 843                 !ethcoal->rx_max_coalesced_frames) {
 844                 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
 845                 adapter->coal.normal.data.rx_time_us =
 846                         NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
 847                 adapter->coal.normal.data.rx_packets =
 848                         NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
 849         } else {
 850                 adapter->coal.flags = 0;
 851                 adapter->coal.normal.data.rx_time_us =
 852                 ethcoal->rx_coalesce_usecs;
 853                 adapter->coal.normal.data.rx_packets =
 854                 ethcoal->rx_max_coalesced_frames;
 855         }
 856         adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 857         adapter->coal.normal.data.tx_packets =
 858         ethcoal->tx_max_coalesced_frames;
 859
 860         netxen_config_intr_coalesce(adapter);
 861
 862         return 0;
 863 }
 864
 865 static int netxen_get_intr_coalesce(struct net_device *netdev,
 866                         struct ethtool_coalesce *ethcoal)
 867 {
 868         struct netxen_adapter *adapter = netdev_priv(netdev);
 869
 870         if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 871                 return -EINVAL;
 872
 873         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 874                 return -EINVAL;
 875
 876         ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
 877         ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
 878         ethcoal->rx_max_coalesced_frames =
 879                 adapter->coal.normal.data.rx_packets;
 880         ethcoal->tx_max_coalesced_frames =
 881                 adapter->coal.normal.data.tx_packets;
 882
 883         return 0;
 884 }
 885
 886 struct ethtool_ops netxen_nic_ethtool_ops = {
 887         .get_settings = netxen_nic_get_settings,
 888         .set_settings = netxen_nic_set_settings,
 889         .get_drvinfo = netxen_nic_get_drvinfo,
 890         .get_regs_len = netxen_nic_get_regs_len,
 891         .get_regs = netxen_nic_get_regs,
 892         .get_link = ethtool_op_get_link,
 893         .get_eeprom_len = netxen_nic_get_eeprom_len,
 894         .get_eeprom = netxen_nic_get_eeprom,
 895         .get_ringparam = netxen_nic_get_ringparam,
 896         .get_pauseparam = netxen_nic_get_pauseparam,
 897         .set_pauseparam = netxen_nic_set_pauseparam,
 898         .set_tx_csum = ethtool_op_set_tx_csum,
 899         .set_sg = ethtool_op_set_sg,
 900         .get_tso = netxen_nic_get_tso,
 901         .set_tso = netxen_nic_set_tso,
 902         .get_wol = netxen_nic_get_wol,
 903         .set_wol = netxen_nic_set_wol,
 904         .self_test = netxen_nic_diag_test,
 905         .get_strings = netxen_nic_get_strings,
 906         .get_ethtool_stats = netxen_nic_get_ethtool_stats,
 907         .get_sset_count = netxen_get_sset_count,
 908         .get_rx_csum = netxen_nic_get_rx_csum,
 909         .set_rx_csum = netxen_nic_set_rx_csum,
 910         .get_coalesce = netxen_get_intr_coalesce,
 911         .set_coalesce = netxen_set_intr_coalesce,
 912 };