drivers/net/netxen/netxen_nic_ethtool.c

   1 /*
   2  * Copyright (C) 2003 - 2006 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,
  26  * 3965 Freedom Circle, Fourth floor,
  27  * Santa Clara, CA 95054
  28  *
  29  *
  30  * ethtool support for netxen nic
  31  *
  32  */
  33
  34 #include <linux/types.h>
  35 #include <linux/delay.h>
  36 #include <asm/uaccess.h>
  37 #include <linux/pci.h>
  38 #include <asm/io.h>
  39 #include <linux/netdevice.h>
  40 #include <linux/ethtool.h>
  41 #include <linux/version.h>
  42
  43 #include "netxen_nic.h"
  44 #include "netxen_nic_hw.h"
  45 #include "netxen_nic_phan_reg.h"
  46
  47 struct netxen_nic_stats {
  48         char stat_string[ETH_GSTRING_LEN];
  49         int sizeof_stat;
  50         int stat_offset;
  51 };
  52
  53 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
  54                         offsetof(struct netxen_adapter, m)
  55
  56 #define NETXEN_NIC_PORT_WINDOW 0x10000
  57 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
  58
  59 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
  60         {"rcvd_bad_skb", NETXEN_NIC_STAT(stats.rcvdbadskb)},
  61         {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
  62         {"xmited_frames", NETXEN_NIC_STAT(stats.xmitedframes)},
  63         {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
  64         {"bad_skb_len", NETXEN_NIC_STAT(stats.badskblen)},
  65         {"no_cmd_desc", NETXEN_NIC_STAT(stats.nocmddescriptor)},
  66         {"polled", NETXEN_NIC_STAT(stats.polled)},
  67         {"uphappy", NETXEN_NIC_STAT(stats.uphappy)},
  68         {"updropped", NETXEN_NIC_STAT(stats.updropped)},
  69         {"uplcong", NETXEN_NIC_STAT(stats.uplcong)},
  70         {"uphcong", NETXEN_NIC_STAT(stats.uphcong)},
  71         {"upmcong", NETXEN_NIC_STAT(stats.upmcong)},
  72         {"updunno", NETXEN_NIC_STAT(stats.updunno)},
  73         {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
  74         {"csummed", NETXEN_NIC_STAT(stats.csummed)},
  75         {"no_rcv", NETXEN_NIC_STAT(stats.no_rcv)},
  76         {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
  77         {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
  78 };
  79
  80 #define NETXEN_NIC_STATS_LEN    ARRAY_SIZE(netxen_nic_gstrings_stats)
  81
  82 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
  83         "Register_Test_on_offline",
  84         "Link_Test_on_offline"
  85 };
  86
  87 #define NETXEN_NIC_TEST_LEN     ARRAY_SIZE(netxen_nic_gstrings_test)
  88
  89 #define NETXEN_NIC_REGS_COUNT 42
  90 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
  91 #define NETXEN_MAX_EEPROM_LEN   1024
  92
  93 static int netxen_nic_get_eeprom_len(struct net_device *dev)
  94 {
  95         return NETXEN_FLASH_TOTAL_SIZE;
  96 }
  97
  98 static void
  99 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 100 {
 101         struct netxen_adapter *adapter = netdev_priv(dev);
 102         u32 fw_major = 0;
 103         u32 fw_minor = 0;
 104         u32 fw_build = 0;
 105
 106         strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
 107         strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
 108         fw_major = readl(NETXEN_CRB_NORMALIZE(adapter,
 109                                               NETXEN_FW_VERSION_MAJOR));
 110         fw_minor = readl(NETXEN_CRB_NORMALIZE(adapter,
 111                                               NETXEN_FW_VERSION_MINOR));
 112         fw_build = readl(NETXEN_CRB_NORMALIZE(adapter, NETXEN_FW_VERSION_SUB));
 113         sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
 114
 115         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 116         drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
 117         drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
 118 }
 119
 120 static int
 121 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 122 {
 123         struct netxen_adapter *adapter = netdev_priv(dev);
 124         struct netxen_board_info *boardinfo = &adapter->ahw.boardcfg;
 125
 126         /* read which mode */
 127         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 128                 ecmd->supported = (SUPPORTED_10baseT_Half |
 129                                    SUPPORTED_10baseT_Full |
 130                                    SUPPORTED_100baseT_Half |
 131                                    SUPPORTED_100baseT_Full |
 132                                    SUPPORTED_1000baseT_Half |
 133                                    SUPPORTED_1000baseT_Full);
 134
 135                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 136                                      ADVERTISED_100baseT_Full |
 137                                      ADVERTISED_1000baseT_Half |
 138                                      ADVERTISED_1000baseT_Full);
 139
 140                 ecmd->port = PORT_TP;
 141
 142                 if (netif_running(dev)) {
 143                         ecmd->speed = adapter->link_speed;
 144                         ecmd->duplex = adapter->link_duplex;
 145                 } else
 146                         return -EIO;    /* link absent */
 147         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 148                 ecmd->supported = (SUPPORTED_TP |
 149                                    SUPPORTED_1000baseT_Full |
 150                                    SUPPORTED_10000baseT_Full);
 151                 ecmd->advertising = (ADVERTISED_TP |
 152                                      ADVERTISED_1000baseT_Full |
 153                                      ADVERTISED_10000baseT_Full);
 154                 ecmd->port = PORT_TP;
 155
 156                 ecmd->speed = SPEED_10000;
 157                 ecmd->duplex = DUPLEX_FULL;
 158                 ecmd->autoneg = AUTONEG_DISABLE;
 159         } else
 160                 return -EIO;
 161
 162         ecmd->phy_address = adapter->portnum;
 163         ecmd->transceiver = XCVR_EXTERNAL;
 164
 165         switch ((netxen_brdtype_t) boardinfo->board_type) {
 166         case NETXEN_BRDTYPE_P2_SB35_4G:
 167         case NETXEN_BRDTYPE_P2_SB31_2G:
 168                 ecmd->supported |= SUPPORTED_Autoneg;
 169                 ecmd->advertising |= ADVERTISED_Autoneg;
 170         case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 171                 ecmd->supported |= SUPPORTED_TP;
 172                 ecmd->advertising |= ADVERTISED_TP;
 173                 ecmd->port = PORT_TP;
 174                 ecmd->autoneg = (boardinfo->board_type ==
 175                                  NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
 176                     (AUTONEG_DISABLE) : (adapter->link_autoneg);
 177                 break;
 178         case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
 179         case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
 180                 ecmd->supported |= SUPPORTED_MII;
 181                 ecmd->advertising |= ADVERTISED_MII;
 182                 ecmd->port = PORT_FIBRE;
 183                 ecmd->autoneg = AUTONEG_DISABLE;
 184                 break;
 185         case NETXEN_BRDTYPE_P2_SB31_10G:
 186                 ecmd->supported |= SUPPORTED_FIBRE;
 187                 ecmd->advertising |= ADVERTISED_FIBRE;
 188                 ecmd->port = PORT_FIBRE;
 189                 ecmd->autoneg = AUTONEG_DISABLE;
 190                 break;
 191         default:
 192                 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
 193                        (netxen_brdtype_t) boardinfo->board_type);
 194                 return -EIO;
 195         }
 196
 197         return 0;
 198 }
 199
 200 static int
 201 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 202 {
 203         struct netxen_adapter *adapter = netdev_priv(dev);
 204         __u32 status;
 205
 206         /* read which mode */
 207         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 208                 /* autonegotiation */
 209                 if (adapter->phy_write
 210                     && adapter->phy_write(adapter,
 211                                           NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
 212                                           ecmd->autoneg) != 0)
 213                         return -EIO;
 214                 else
 215                         adapter->link_autoneg = ecmd->autoneg;
 216
 217                 if (adapter->phy_read
 218                     && adapter->phy_read(adapter,
 219                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 220                                          &status) != 0)
 221                         return -EIO;
 222
 223                 /* speed */
 224                 switch (ecmd->speed) {
 225                 case SPEED_10:
 226                         netxen_set_phy_speed(status, 0);
 227                         break;
 228                 case SPEED_100:
 229                         netxen_set_phy_speed(status, 1);
 230                         break;
 231                 case SPEED_1000:
 232                         netxen_set_phy_speed(status, 2);
 233                         break;
 234                 }
 235                 /* set duplex mode */
 236                 if (ecmd->duplex == DUPLEX_HALF)
 237                         netxen_clear_phy_duplex(status);
 238                 if (ecmd->duplex == DUPLEX_FULL)
 239                         netxen_set_phy_duplex(status);
 240                 if (adapter->phy_write
 241                     && adapter->phy_write(adapter,
 242                                           NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 243                                           *((int *)&status)) != 0)
 244                         return -EIO;
 245                 else {
 246                         adapter->link_speed = ecmd->speed;
 247                         adapter->link_duplex = ecmd->duplex;
 248                 }
 249         } else
 250                 return -EOPNOTSUPP;
 251
 252         if (netif_running(dev)) {
 253                 dev->stop(dev);
 254                 dev->open(dev);
 255         }
 256         return 0;
 257 }
 258
 259 static int netxen_nic_get_regs_len(struct net_device *dev)
 260 {
 261         return NETXEN_NIC_REGS_LEN;
 262 }
 263
 264 struct netxen_niu_regs {
 265         __u32 reg[NETXEN_NIC_REGS_COUNT];
 266 };
 267
 268 static struct netxen_niu_regs niu_registers[] = {
 269         {
 270          /* GB Mode */
 271          {
 272           NETXEN_NIU_GB_SERDES_RESET,
 273           NETXEN_NIU_GB0_MII_MODE,
 274           NETXEN_NIU_GB1_MII_MODE,
 275           NETXEN_NIU_GB2_MII_MODE,
 276           NETXEN_NIU_GB3_MII_MODE,
 277           NETXEN_NIU_GB0_GMII_MODE,
 278           NETXEN_NIU_GB1_GMII_MODE,
 279           NETXEN_NIU_GB2_GMII_MODE,
 280           NETXEN_NIU_GB3_GMII_MODE,
 281           NETXEN_NIU_REMOTE_LOOPBACK,
 282           NETXEN_NIU_GB0_HALF_DUPLEX,
 283           NETXEN_NIU_GB1_HALF_DUPLEX,
 284           NETXEN_NIU_RESET_SYS_FIFOS,
 285           NETXEN_NIU_GB_CRC_DROP,
 286           NETXEN_NIU_GB_DROP_WRONGADDR,
 287           NETXEN_NIU_TEST_MUX_CTL,
 288
 289           NETXEN_NIU_GB_MAC_CONFIG_0(0),
 290           NETXEN_NIU_GB_MAC_CONFIG_1(0),
 291           NETXEN_NIU_GB_HALF_DUPLEX_CTRL(0),
 292           NETXEN_NIU_GB_MAX_FRAME_SIZE(0),
 293           NETXEN_NIU_GB_TEST_REG(0),
 294           NETXEN_NIU_GB_MII_MGMT_CONFIG(0),
 295           NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
 296           NETXEN_NIU_GB_MII_MGMT_ADDR(0),
 297           NETXEN_NIU_GB_MII_MGMT_CTRL(0),
 298           NETXEN_NIU_GB_MII_MGMT_STATUS(0),
 299           NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
 300           NETXEN_NIU_GB_INTERFACE_CTRL(0),
 301           NETXEN_NIU_GB_INTERFACE_STATUS(0),
 302           NETXEN_NIU_GB_STATION_ADDR_0(0),
 303           NETXEN_NIU_GB_STATION_ADDR_1(0),
 304           -1,
 305           }
 306          },
 307         {
 308          /* XG Mode */
 309          {
 310           NETXEN_NIU_XG_SINGLE_TERM,
 311           NETXEN_NIU_XG_DRIVE_HI,
 312           NETXEN_NIU_XG_DRIVE_LO,
 313           NETXEN_NIU_XG_DTX,
 314           NETXEN_NIU_XG_DEQ,
 315           NETXEN_NIU_XG_WORD_ALIGN,
 316           NETXEN_NIU_XG_RESET,
 317           NETXEN_NIU_XG_POWER_DOWN,
 318           NETXEN_NIU_XG_RESET_PLL,
 319           NETXEN_NIU_XG_SERDES_LOOPBACK,
 320           NETXEN_NIU_XG_DO_BYTE_ALIGN,
 321           NETXEN_NIU_XG_TX_ENABLE,
 322           NETXEN_NIU_XG_RX_ENABLE,
 323           NETXEN_NIU_XG_STATUS,
 324           NETXEN_NIU_XG_PAUSE_THRESHOLD,
 325           NETXEN_NIU_XGE_CONFIG_0,
 326           NETXEN_NIU_XGE_CONFIG_1,
 327           NETXEN_NIU_XGE_IPG,
 328           NETXEN_NIU_XGE_STATION_ADDR_0_HI,
 329           NETXEN_NIU_XGE_STATION_ADDR_0_1,
 330           NETXEN_NIU_XGE_STATION_ADDR_1_LO,
 331           NETXEN_NIU_XGE_STATUS,
 332           NETXEN_NIU_XGE_MAX_FRAME_SIZE,
 333           NETXEN_NIU_XGE_PAUSE_FRAME_VALUE,
 334           NETXEN_NIU_XGE_TX_BYTE_CNT,
 335           NETXEN_NIU_XGE_TX_FRAME_CNT,
 336           NETXEN_NIU_XGE_RX_BYTE_CNT,
 337           NETXEN_NIU_XGE_RX_FRAME_CNT,
 338           NETXEN_NIU_XGE_AGGR_ERROR_CNT,
 339           NETXEN_NIU_XGE_MULTICAST_FRAME_CNT,
 340           NETXEN_NIU_XGE_UNICAST_FRAME_CNT,
 341           NETXEN_NIU_XGE_CRC_ERROR_CNT,
 342           NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR,
 343           NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR,
 344           NETXEN_NIU_XGE_LOCAL_ERROR_CNT,
 345           NETXEN_NIU_XGE_REMOTE_ERROR_CNT,
 346           NETXEN_NIU_XGE_CONTROL_CHAR_CNT,
 347           NETXEN_NIU_XGE_PAUSE_FRAME_CNT,
 348           -1,
 349           }
 350          }
 351 };
 352
 353 static void
 354 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 355 {
 356         struct netxen_adapter *adapter = netdev_priv(dev);
 357         __u32 mode, *regs_buff = p;
 358         void __iomem *addr;
 359         int i, window;
 360
 361         memset(p, 0, NETXEN_NIC_REGS_LEN);
 362         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 363             (adapter->pdev)->device;
 364         /* which mode */
 365         NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_MODE, &regs_buff[0]);
 366         mode = regs_buff[0];
 367
 368         /* Common registers to all the modes */
 369         NETXEN_NIC_LOCKED_READ_REG(NETXEN_NIU_STRAP_VALUE_SAVE_HIGHER,
 370                                    &regs_buff[2]);
 371         /* GB/XGB Mode */
 372         mode = (mode / 2) - 1;
 373         window = 0;
 374         if (mode <= 1) {
 375                 for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
 376                         /* GB: port specific registers */
 377                         if (mode == 0 && i >= 19)
 378                                 window = physical_port[adapter->portnum] *
 379                                         NETXEN_NIC_PORT_WINDOW;
 380
 381                         NETXEN_NIC_LOCKED_READ_REG(niu_registers[mode].
 382                                                    reg[i - 3] + window,
 383                                                    &regs_buff[i]);
 384                 }
 385
 386         }
 387 }
 388
 389 static u32 netxen_nic_test_link(struct net_device *dev)
 390 {
 391         struct netxen_adapter *adapter = netdev_priv(dev);
 392         __u32 status;
 393         int val;
 394
 395         /* read which mode */
 396         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 397                 if (adapter->phy_read
 398                     && adapter->phy_read(adapter,
 399                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 400                                          &status) != 0)
 401                         return -EIO;
 402                 else {
 403                         val = netxen_get_phy_link(status);
 404                         return !val;
 405                 }
 406         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 407                 val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
 408                 return (val == XG_LINK_UP) ? 0 : 1;
 409         }
 410         return -EIO;
 411 }
 412
 413 static int
 414 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 415                       u8 * bytes)
 416 {
 417         struct netxen_adapter *adapter = netdev_priv(dev);
 418         int offset;
 419         int ret;
 420
 421         if (eeprom->len == 0)
 422                 return -EINVAL;
 423
 424         eeprom->magic = (adapter->pdev)->vendor |
 425                         ((adapter->pdev)->device << 16);
 426         offset = eeprom->offset;
 427
 428         ret = netxen_rom_fast_read_words(adapter, offset, bytes,
 429                                                 eeprom->len);
 430         if (ret < 0)
 431                 return ret;
 432
 433         return 0;
 434 }
 435
 436 static int
 437 netxen_nic_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 438                         u8 * bytes)
 439 {
 440         struct netxen_adapter *adapter = netdev_priv(dev);
 441         int offset = eeprom->offset;
 442         static int flash_start;
 443         static int ready_to_flash;
 444         int ret;
 445
 446         if (flash_start == 0) {
 447                 netxen_halt_pegs(adapter);
 448                 ret = netxen_flash_unlock(adapter);
 449                 if (ret < 0) {
 450                         printk(KERN_ERR "%s: Flash unlock failed.\n",
 451                                 netxen_nic_driver_name);
 452                         return ret;
 453                 }
 454                 printk(KERN_INFO "%s: flash unlocked. \n",
 455                         netxen_nic_driver_name);
 456                 last_schedule_time = jiffies;
 457                 ret = netxen_flash_erase_secondary(adapter);
 458                 if (ret != FLASH_SUCCESS) {
 459                         printk(KERN_ERR "%s: Flash erase failed.\n",
 460                                 netxen_nic_driver_name);
 461                         return ret;
 462                 }
 463                 printk(KERN_INFO "%s: secondary flash erased successfully.\n",
 464                         netxen_nic_driver_name);
 465                 flash_start = 1;
 466                 return 0;
 467         }
 468
 469         if (offset == NETXEN_BOOTLD_START) {
 470                 ret = netxen_flash_erase_primary(adapter);
 471                 if (ret != FLASH_SUCCESS) {
 472                         printk(KERN_ERR "%s: Flash erase failed.\n",
 473                                 netxen_nic_driver_name);
 474                         return ret;
 475                 }
 476
 477                 ret = netxen_rom_se(adapter, NETXEN_USER_START);
 478                 if (ret != FLASH_SUCCESS)
 479                         return ret;
 480                 ret = netxen_rom_se(adapter, NETXEN_FIXED_START);
 481                 if (ret != FLASH_SUCCESS)
 482                         return ret;
 483
 484                 printk(KERN_INFO "%s: primary flash erased successfully\n",
 485                         netxen_nic_driver_name);
 486
 487                 ret = netxen_backup_crbinit(adapter);
 488                 if (ret != FLASH_SUCCESS) {
 489                         printk(KERN_ERR "%s: CRBinit backup failed.\n",
 490                                 netxen_nic_driver_name);
 491                         return ret;
 492                 }
 493                 printk(KERN_INFO "%s: CRBinit backup done.\n",
 494                         netxen_nic_driver_name);
 495                 ready_to_flash = 1;
 496         }
 497
 498         if (!ready_to_flash) {
 499                 printk(KERN_ERR "%s: Invalid write sequence, returning...\n",
 500                         netxen_nic_driver_name);
 501                 return -EINVAL;
 502         }
 503
 504         return netxen_rom_fast_write_words(adapter, offset, bytes, eeprom->len);
 505 }
 506
 507 static void
 508 netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 509 {
 510         struct netxen_adapter *adapter = netdev_priv(dev);
 511         int i;
 512
 513         ring->rx_pending = 0;
 514         ring->rx_jumbo_pending = 0;
 515         for (i = 0; i < MAX_RCV_CTX; ++i) {
 516                 ring->rx_pending += adapter->recv_ctx[i].
 517                     rcv_desc[RCV_DESC_NORMAL_CTXID].max_rx_desc_count;
 518                 ring->rx_jumbo_pending += adapter->recv_ctx[i].
 519                     rcv_desc[RCV_DESC_JUMBO_CTXID].max_rx_desc_count;
 520         }
 521         ring->tx_pending = adapter->max_tx_desc_count;
 522
 523         ring->rx_max_pending = MAX_RCV_DESCRIPTORS;
 524         ring->tx_max_pending = MAX_CMD_DESCRIPTORS_HOST;
 525         ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS;
 526         ring->rx_mini_max_pending = 0;
 527         ring->rx_mini_pending = 0;
 528 }
 529
 530 static void
 531 netxen_nic_get_pauseparam(struct net_device *dev,
 532                           struct ethtool_pauseparam *pause)
 533 {
 534         struct netxen_adapter *adapter = netdev_priv(dev);
 535         __u32 val;
 536         int port = physical_port[adapter->portnum];
 537
 538         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 539                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 540                         return;
 541                 /* get flow control settings */
 542                 netxen_nic_read_w0(adapter,NETXEN_NIU_GB_MAC_CONFIG_0(port),
 543                                 &val);
 544                 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
 545                 netxen_nic_read_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, &val);
 546                 switch (port) {
 547                         case 0:
 548                                 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
 549                                 break;
 550                         case 1:
 551                                 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
 552                                 break;
 553                         case 2:
 554                                 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
 555                                 break;
 556                         case 3:
 557                         default:
 558                                 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
 559                                 break;
 560                 }
 561         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 562                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 563                         return;
 564                 pause->rx_pause = 1;
 565                 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, &val);
 566                 if (port == 0)
 567                         pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
 568                 else
 569                         pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
 570         } else {
 571                 printk(KERN_ERR"%s: Unknown board type: %x\n",
 572                                 netxen_nic_driver_name, adapter->ahw.board_type);
 573         }
 574 }
 575
 576 static int
 577 netxen_nic_set_pauseparam(struct net_device *dev,
 578                           struct ethtool_pauseparam *pause)
 579 {
 580         struct netxen_adapter *adapter = netdev_priv(dev);
 581         __u32 val;
 582         int port = physical_port[adapter->portnum];
 583         /* read mode */
 584         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 585                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 586                         return -EIO;
 587                 /* set flow control */
 588                 netxen_nic_read_w0(adapter,
 589                                         NETXEN_NIU_GB_MAC_CONFIG_0(port), &val);
 590
 591                 if (pause->rx_pause)
 592                         netxen_gb_rx_flowctl(val);
 593                 else
 594                         netxen_gb_unset_rx_flowctl(val);
 595
 596                 netxen_nic_write_w0(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
 597                                 val);
 598                 /* set autoneg */
 599                 netxen_nic_read_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, &val);
 600                 switch (port) {
 601                         case 0:
 602                                 if (pause->tx_pause)
 603                                         netxen_gb_unset_gb0_mask(val);
 604                                 else
 605                                         netxen_gb_set_gb0_mask(val);
 606                                 break;
 607                         case 1:
 608                                 if (pause->tx_pause)
 609                                         netxen_gb_unset_gb1_mask(val);
 610                                 else
 611                                         netxen_gb_set_gb1_mask(val);
 612                                 break;
 613                         case 2:
 614                                 if (pause->tx_pause)
 615                                         netxen_gb_unset_gb2_mask(val);
 616                                 else
 617                                         netxen_gb_set_gb2_mask(val);
 618                                 break;
 619                         case 3:
 620                         default:
 621                                 if (pause->tx_pause)
 622                                         netxen_gb_unset_gb3_mask(val);
 623                                 else
 624                                         netxen_gb_set_gb3_mask(val);
 625                                 break;
 626                 }
 627                 netxen_nic_write_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
 628         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 629                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 630                         return -EIO;
 631                 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, &val);
 632                 if (port == 0) {
 633                         if (pause->tx_pause)
 634                                 netxen_xg_unset_xg0_mask(val);
 635                         else
 636                                 netxen_xg_set_xg0_mask(val);
 637                 } else {
 638                         if (pause->tx_pause)
 639                                 netxen_xg_unset_xg1_mask(val);
 640                         else
 641                                 netxen_xg_set_xg1_mask(val);
 642                 }
 643                 netxen_nic_write_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
 644         } else {
 645                 printk(KERN_ERR "%s: Unknown board type: %x\n",
 646                                 netxen_nic_driver_name,
 647                                 adapter->ahw.board_type);
 648         }
 649         return 0;
 650 }
 651
 652 static int netxen_nic_reg_test(struct net_device *dev)
 653 {
 654         struct netxen_adapter *adapter = netdev_priv(dev);
 655         u32 data_read, data_written;
 656
 657         netxen_nic_read_w0(adapter, NETXEN_PCIX_PH_REG(0), &data_read);
 658         if ((data_read & 0xffff) != PHAN_VENDOR_ID)
 659         return 1;
 660
 661         data_written = (u32)0xa5a5a5a5;
 662
 663         netxen_nic_reg_write(adapter, CRB_SCRATCHPAD_TEST, data_written);
 664         data_read = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_SCRATCHPAD_TEST));
 665         if (data_written != data_read)
 666                 return 1;
 667
 668         return 0;
 669 }
 670
 671 static int netxen_get_sset_count(struct net_device *dev, int sset)
 672 {
 673         switch (sset) {
 674         case ETH_SS_TEST:
 675                 return NETXEN_NIC_TEST_LEN;
 676         case ETH_SS_STATS:
 677                 return NETXEN_NIC_STATS_LEN;
 678         default:
 679                 return -EOPNOTSUPP;
 680         }
 681 }
 682
 683 static void
 684 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 685                      u64 * data)
 686 {
 687         memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
 688         if ((data[0] = netxen_nic_reg_test(dev)))
 689                 eth_test->flags |= ETH_TEST_FL_FAILED;
 690         /* link test */
 691         if ((data[1] = (u64) netxen_nic_test_link(dev)))
 692                 eth_test->flags |= ETH_TEST_FL_FAILED;
 693 }
 694
 695 static void
 696 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 697 {
 698         int index;
 699
 700         switch (stringset) {
 701         case ETH_SS_TEST:
 702                 memcpy(data, *netxen_nic_gstrings_test,
 703                        NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
 704                 break;
 705         case ETH_SS_STATS:
 706                 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 707                         memcpy(data + index * ETH_GSTRING_LEN,
 708                                netxen_nic_gstrings_stats[index].stat_string,
 709                                ETH_GSTRING_LEN);
 710                 }
 711                 break;
 712         }
 713 }
 714
 715 static void
 716 netxen_nic_get_ethtool_stats(struct net_device *dev,
 717                              struct ethtool_stats *stats, u64 * data)
 718 {
 719         struct netxen_adapter *adapter = netdev_priv(dev);
 720         int index;
 721
 722         for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 723                 char *p =
 724                     (char *)adapter +
 725                     netxen_nic_gstrings_stats[index].stat_offset;
 726                 data[index] =
 727                     (netxen_nic_gstrings_stats[index].sizeof_stat ==
 728                      sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
 729         }
 730 }
 731
 732 static u32 netxen_nic_get_rx_csum(struct net_device *dev)
 733 {
 734         struct netxen_adapter *adapter = netdev_priv(dev);
 735         return adapter->rx_csum;
 736 }
 737
 738 static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
 739 {
 740         struct netxen_adapter *adapter = netdev_priv(dev);
 741         adapter->rx_csum = !!data;
 742         return 0;
 743 }
 744
 745 struct ethtool_ops netxen_nic_ethtool_ops = {
 746         .get_settings = netxen_nic_get_settings,
 747         .set_settings = netxen_nic_set_settings,
 748         .get_drvinfo = netxen_nic_get_drvinfo,
 749         .get_regs_len = netxen_nic_get_regs_len,
 750         .get_regs = netxen_nic_get_regs,
 751         .get_link = ethtool_op_get_link,
 752         .get_eeprom_len = netxen_nic_get_eeprom_len,
 753         .get_eeprom = netxen_nic_get_eeprom,
 754         .set_eeprom = netxen_nic_set_eeprom,
 755         .get_ringparam = netxen_nic_get_ringparam,
 756         .get_pauseparam = netxen_nic_get_pauseparam,
 757         .set_pauseparam = netxen_nic_set_pauseparam,
 758         .set_tx_csum = ethtool_op_set_tx_csum,
 759         .set_sg = ethtool_op_set_sg,
 760         .set_tso = ethtool_op_set_tso,
 761         .self_test = netxen_nic_diag_test,
 762         .get_strings = netxen_nic_get_strings,
 763         .get_ethtool_stats = netxen_nic_get_ethtool_stats,
 764         .get_sset_count = netxen_get_sset_count,
 765         .get_rx_csum = netxen_nic_get_rx_csum,
 766         .set_rx_csum = netxen_nic_set_rx_csum,
 767 };