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
  42 #include "netxen_nic.h"
  43 #include "netxen_nic_hw.h"
  44 #include "netxen_nic_phan_reg.h"
  45
  46 struct netxen_nic_stats {
  47         char stat_string[ETH_GSTRING_LEN];
  48         int sizeof_stat;
  49         int stat_offset;
  50 };
  51
  52 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
  53                         offsetof(struct netxen_adapter, m)
  54
  55 #define NETXEN_NIC_PORT_WINDOW 0x10000
  56 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
  57
  58 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
  59         {"rcvd_bad_skb", NETXEN_NIC_STAT(stats.rcvdbadskb)},
  60         {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
  61         {"xmited_frames", NETXEN_NIC_STAT(stats.xmitedframes)},
  62         {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
  63         {"bad_skb_len", NETXEN_NIC_STAT(stats.badskblen)},
  64         {"no_cmd_desc", NETXEN_NIC_STAT(stats.nocmddescriptor)},
  65         {"polled", NETXEN_NIC_STAT(stats.polled)},
  66         {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
  67         {"csummed", NETXEN_NIC_STAT(stats.csummed)},
  68         {"no_rcv", NETXEN_NIC_STAT(stats.no_rcv)},
  69         {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
  70         {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
  71 };
  72
  73 #define NETXEN_NIC_STATS_LEN    ARRAY_SIZE(netxen_nic_gstrings_stats)
  74
  75 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
  76         "Register_Test_on_offline",
  77         "Link_Test_on_offline"
  78 };
  79
  80 #define NETXEN_NIC_TEST_LEN     ARRAY_SIZE(netxen_nic_gstrings_test)
  81
  82 #define NETXEN_NIC_REGS_COUNT 42
  83 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
  84 #define NETXEN_MAX_EEPROM_LEN   1024
  85
  86 static int netxen_nic_get_eeprom_len(struct net_device *dev)
  87 {
  88         return NETXEN_FLASH_TOTAL_SIZE;
  89 }
  90
  91 static void
  92 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
  93 {
  94         struct netxen_adapter *adapter = netdev_priv(dev);
  95         unsigned long flags;
  96         u32 fw_major = 0;
  97         u32 fw_minor = 0;
  98         u32 fw_build = 0;
  99
 100         strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
 101         strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
 102         write_lock_irqsave(&adapter->adapter_lock, flags);
 103         fw_major = adapter->pci_read_normalize(adapter,
 104                                         NETXEN_FW_VERSION_MAJOR);
 105         fw_minor = adapter->pci_read_normalize(adapter,
 106                                         NETXEN_FW_VERSION_MINOR);
 107         fw_build = adapter->pci_read_normalize(adapter,
 108                                         NETXEN_FW_VERSION_SUB);
 109         write_unlock_irqrestore(&adapter->adapter_lock, flags);
 110         sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
 111
 112         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 113         drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
 114         drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
 115 }
 116
 117 static int
 118 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 119 {
 120         struct netxen_adapter *adapter = netdev_priv(dev);
 121         struct netxen_board_info *boardinfo = &adapter->ahw.boardcfg;
 122
 123         /* read which mode */
 124         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 125                 ecmd->supported = (SUPPORTED_10baseT_Half |
 126                                    SUPPORTED_10baseT_Full |
 127                                    SUPPORTED_100baseT_Half |
 128                                    SUPPORTED_100baseT_Full |
 129                                    SUPPORTED_1000baseT_Half |
 130                                    SUPPORTED_1000baseT_Full);
 131
 132                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 133                                      ADVERTISED_100baseT_Full |
 134                                      ADVERTISED_1000baseT_Half |
 135                                      ADVERTISED_1000baseT_Full);
 136
 137                 ecmd->port = PORT_TP;
 138
 139                 if (netif_running(dev)) {
 140                         ecmd->speed = adapter->link_speed;
 141                         ecmd->duplex = adapter->link_duplex;
 142                         ecmd->autoneg = adapter->link_autoneg;
 143                 }
 144
 145         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 146                 u32 val;
 147
 148                 adapter->hw_read_wx(adapter, NETXEN_PORT_MODE_ADDR, &val, 4);
 149                 if (val == NETXEN_PORT_MODE_802_3_AP) {
 150                         ecmd->supported = SUPPORTED_1000baseT_Full;
 151                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 152                 } else {
 153                         ecmd->supported = SUPPORTED_10000baseT_Full;
 154                         ecmd->advertising = ADVERTISED_10000baseT_Full;
 155                 }
 156
 157                 ecmd->port = PORT_TP;
 158
 159                 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
 160                         u16 pcifn = adapter->ahw.pci_func;
 161
 162                         adapter->hw_read_wx(adapter,
 163                                 P3_LINK_SPEED_REG(pcifn), &val, 4);
 164                         ecmd->speed = P3_LINK_SPEED_MHZ *
 165                                         P3_LINK_SPEED_VAL(pcifn, val);
 166                 } else
 167                         ecmd->speed = SPEED_10000;
 168
 169                 ecmd->duplex = DUPLEX_FULL;
 170                 ecmd->autoneg = AUTONEG_DISABLE;
 171         } else
 172                 return -EIO;
 173
 174         ecmd->phy_address = adapter->portnum;
 175         ecmd->transceiver = XCVR_EXTERNAL;
 176
 177         switch ((netxen_brdtype_t) boardinfo->board_type) {
 178         case NETXEN_BRDTYPE_P2_SB35_4G:
 179         case NETXEN_BRDTYPE_P2_SB31_2G:
 180         case NETXEN_BRDTYPE_P3_REF_QG:
 181         case NETXEN_BRDTYPE_P3_4_GB:
 182         case NETXEN_BRDTYPE_P3_4_GB_MM:
 183         case NETXEN_BRDTYPE_P3_10000_BASE_T:
 184
 185                 ecmd->supported |= SUPPORTED_Autoneg;
 186                 ecmd->advertising |= ADVERTISED_Autoneg;
 187         case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 188         case NETXEN_BRDTYPE_P3_10G_CX4:
 189         case NETXEN_BRDTYPE_P3_10G_CX4_LP:
 190                 ecmd->supported |= SUPPORTED_TP;
 191                 ecmd->advertising |= ADVERTISED_TP;
 192                 ecmd->port = PORT_TP;
 193                 ecmd->autoneg = (boardinfo->board_type ==
 194                                  NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
 195                     (AUTONEG_DISABLE) : (adapter->link_autoneg);
 196                 break;
 197         case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
 198         case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
 199         case NETXEN_BRDTYPE_P3_IMEZ:
 200         case NETXEN_BRDTYPE_P3_XG_LOM:
 201         case NETXEN_BRDTYPE_P3_HMEZ:
 202                 ecmd->supported |= SUPPORTED_MII;
 203                 ecmd->advertising |= ADVERTISED_MII;
 204                 ecmd->port = PORT_FIBRE;
 205                 ecmd->autoneg = AUTONEG_DISABLE;
 206                 break;
 207         case NETXEN_BRDTYPE_P2_SB31_10G:
 208         case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
 209         case NETXEN_BRDTYPE_P3_10G_SFP_CT:
 210         case NETXEN_BRDTYPE_P3_10G_SFP_QT:
 211         case NETXEN_BRDTYPE_P3_10G_XFP:
 212                 ecmd->supported |= SUPPORTED_FIBRE;
 213                 ecmd->advertising |= ADVERTISED_FIBRE;
 214                 ecmd->port = PORT_FIBRE;
 215                 ecmd->autoneg = AUTONEG_DISABLE;
 216                 break;
 217         default:
 218                 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
 219                        (netxen_brdtype_t) boardinfo->board_type);
 220                 return -EIO;
 221         }
 222
 223         return 0;
 224 }
 225
 226 static int
 227 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 228 {
 229         struct netxen_adapter *adapter = netdev_priv(dev);
 230         __u32 status;
 231
 232         /* read which mode */
 233         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 234                 /* autonegotiation */
 235                 if (adapter->phy_write
 236                     && adapter->phy_write(adapter,
 237                                           NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
 238                                           ecmd->autoneg) != 0)
 239                         return -EIO;
 240                 else
 241                         adapter->link_autoneg = ecmd->autoneg;
 242
 243                 if (adapter->phy_read
 244                     && adapter->phy_read(adapter,
 245                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 246                                          &status) != 0)
 247                         return -EIO;
 248
 249                 /* speed */
 250                 switch (ecmd->speed) {
 251                 case SPEED_10:
 252                         netxen_set_phy_speed(status, 0);
 253                         break;
 254                 case SPEED_100:
 255                         netxen_set_phy_speed(status, 1);
 256                         break;
 257                 case SPEED_1000:
 258                         netxen_set_phy_speed(status, 2);
 259                         break;
 260                 }
 261                 /* set duplex mode */
 262                 if (ecmd->duplex == DUPLEX_HALF)
 263                         netxen_clear_phy_duplex(status);
 264                 if (ecmd->duplex == DUPLEX_FULL)
 265                         netxen_set_phy_duplex(status);
 266                 if (adapter->phy_write
 267                     && adapter->phy_write(adapter,
 268                                           NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 269                                           *((int *)&status)) != 0)
 270                         return -EIO;
 271                 else {
 272                         adapter->link_speed = ecmd->speed;
 273                         adapter->link_duplex = ecmd->duplex;
 274                 }
 275         } else
 276                 return -EOPNOTSUPP;
 277
 278         if (!netif_running(dev))
 279                 return 0;
 280
 281         dev->netdev_ops->ndo_stop(dev);
 282         return dev->netdev_ops->ndo_open(dev);
 283 }
 284
 285 static int netxen_nic_get_regs_len(struct net_device *dev)
 286 {
 287         return NETXEN_NIC_REGS_LEN;
 288 }
 289
 290 struct netxen_niu_regs {
 291         __u32 reg[NETXEN_NIC_REGS_COUNT];
 292 };
 293
 294 static struct netxen_niu_regs niu_registers[] = {
 295         {
 296          /* GB Mode */
 297          {
 298           NETXEN_NIU_GB_SERDES_RESET,
 299           NETXEN_NIU_GB0_MII_MODE,
 300           NETXEN_NIU_GB1_MII_MODE,
 301           NETXEN_NIU_GB2_MII_MODE,
 302           NETXEN_NIU_GB3_MII_MODE,
 303           NETXEN_NIU_GB0_GMII_MODE,
 304           NETXEN_NIU_GB1_GMII_MODE,
 305           NETXEN_NIU_GB2_GMII_MODE,
 306           NETXEN_NIU_GB3_GMII_MODE,
 307           NETXEN_NIU_REMOTE_LOOPBACK,
 308           NETXEN_NIU_GB0_HALF_DUPLEX,
 309           NETXEN_NIU_GB1_HALF_DUPLEX,
 310           NETXEN_NIU_RESET_SYS_FIFOS,
 311           NETXEN_NIU_GB_CRC_DROP,
 312           NETXEN_NIU_GB_DROP_WRONGADDR,
 313           NETXEN_NIU_TEST_MUX_CTL,
 314
 315           NETXEN_NIU_GB_MAC_CONFIG_0(0),
 316           NETXEN_NIU_GB_MAC_CONFIG_1(0),
 317           NETXEN_NIU_GB_HALF_DUPLEX_CTRL(0),
 318           NETXEN_NIU_GB_MAX_FRAME_SIZE(0),
 319           NETXEN_NIU_GB_TEST_REG(0),
 320           NETXEN_NIU_GB_MII_MGMT_CONFIG(0),
 321           NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
 322           NETXEN_NIU_GB_MII_MGMT_ADDR(0),
 323           NETXEN_NIU_GB_MII_MGMT_CTRL(0),
 324           NETXEN_NIU_GB_MII_MGMT_STATUS(0),
 325           NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
 326           NETXEN_NIU_GB_INTERFACE_CTRL(0),
 327           NETXEN_NIU_GB_INTERFACE_STATUS(0),
 328           NETXEN_NIU_GB_STATION_ADDR_0(0),
 329           NETXEN_NIU_GB_STATION_ADDR_1(0),
 330           -1,
 331           }
 332          },
 333         {
 334          /* XG Mode */
 335          {
 336           NETXEN_NIU_XG_SINGLE_TERM,
 337           NETXEN_NIU_XG_DRIVE_HI,
 338           NETXEN_NIU_XG_DRIVE_LO,
 339           NETXEN_NIU_XG_DTX,
 340           NETXEN_NIU_XG_DEQ,
 341           NETXEN_NIU_XG_WORD_ALIGN,
 342           NETXEN_NIU_XG_RESET,
 343           NETXEN_NIU_XG_POWER_DOWN,
 344           NETXEN_NIU_XG_RESET_PLL,
 345           NETXEN_NIU_XG_SERDES_LOOPBACK,
 346           NETXEN_NIU_XG_DO_BYTE_ALIGN,
 347           NETXEN_NIU_XG_TX_ENABLE,
 348           NETXEN_NIU_XG_RX_ENABLE,
 349           NETXEN_NIU_XG_STATUS,
 350           NETXEN_NIU_XG_PAUSE_THRESHOLD,
 351           NETXEN_NIU_XGE_CONFIG_0,
 352           NETXEN_NIU_XGE_CONFIG_1,
 353           NETXEN_NIU_XGE_IPG,
 354           NETXEN_NIU_XGE_STATION_ADDR_0_HI,
 355           NETXEN_NIU_XGE_STATION_ADDR_0_1,
 356           NETXEN_NIU_XGE_STATION_ADDR_1_LO,
 357           NETXEN_NIU_XGE_STATUS,
 358           NETXEN_NIU_XGE_MAX_FRAME_SIZE,
 359           NETXEN_NIU_XGE_PAUSE_FRAME_VALUE,
 360           NETXEN_NIU_XGE_TX_BYTE_CNT,
 361           NETXEN_NIU_XGE_TX_FRAME_CNT,
 362           NETXEN_NIU_XGE_RX_BYTE_CNT,
 363           NETXEN_NIU_XGE_RX_FRAME_CNT,
 364           NETXEN_NIU_XGE_AGGR_ERROR_CNT,
 365           NETXEN_NIU_XGE_MULTICAST_FRAME_CNT,
 366           NETXEN_NIU_XGE_UNICAST_FRAME_CNT,
 367           NETXEN_NIU_XGE_CRC_ERROR_CNT,
 368           NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR,
 369           NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR,
 370           NETXEN_NIU_XGE_LOCAL_ERROR_CNT,
 371           NETXEN_NIU_XGE_REMOTE_ERROR_CNT,
 372           NETXEN_NIU_XGE_CONTROL_CHAR_CNT,
 373           NETXEN_NIU_XGE_PAUSE_FRAME_CNT,
 374           -1,
 375           }
 376          }
 377 };
 378
 379 static void
 380 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 381 {
 382         struct netxen_adapter *adapter = netdev_priv(dev);
 383         __u32 mode, *regs_buff = p;
 384         int i, window;
 385
 386         memset(p, 0, NETXEN_NIC_REGS_LEN);
 387         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 388             (adapter->pdev)->device;
 389         /* which mode */
 390         adapter->hw_read_wx(adapter, NETXEN_NIU_MODE, &regs_buff[0], 4);
 391         mode = regs_buff[0];
 392
 393         /* Common registers to all the modes */
 394         adapter->hw_read_wx(adapter,
 395                         NETXEN_NIU_STRAP_VALUE_SAVE_HIGHER, &regs_buff[2], 4);
 396         /* GB/XGB Mode */
 397         mode = (mode / 2) - 1;
 398         window = 0;
 399         if (mode <= 1) {
 400                 for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
 401                         /* GB: port specific registers */
 402                         if (mode == 0 && i >= 19)
 403                                 window = adapter->physical_port *
 404                                         NETXEN_NIC_PORT_WINDOW;
 405
 406                         adapter->hw_read_wx(adapter,
 407                                 niu_registers[mode].reg[i - 3] + window,
 408                                 &regs_buff[i], 4);
 409                 }
 410
 411         }
 412 }
 413
 414 static u32 netxen_nic_test_link(struct net_device *dev)
 415 {
 416         struct netxen_adapter *adapter = netdev_priv(dev);
 417         __u32 status;
 418         int val;
 419
 420         /* read which mode */
 421         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 422                 if (adapter->phy_read
 423                     && adapter->phy_read(adapter,
 424                                          NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 425                                          &status) != 0)
 426                         return -EIO;
 427                 else {
 428                         val = netxen_get_phy_link(status);
 429                         return !val;
 430                 }
 431         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 432                 val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
 433                 return (val == XG_LINK_UP) ? 0 : 1;
 434         }
 435         return -EIO;
 436 }
 437
 438 static int
 439 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 440                       u8 * bytes)
 441 {
 442         struct netxen_adapter *adapter = netdev_priv(dev);
 443         int offset;
 444         int ret;
 445
 446         if (eeprom->len == 0)
 447                 return -EINVAL;
 448
 449         eeprom->magic = (adapter->pdev)->vendor |
 450                         ((adapter->pdev)->device << 16);
 451         offset = eeprom->offset;
 452
 453         ret = netxen_rom_fast_read_words(adapter, offset, bytes,
 454                                                 eeprom->len);
 455         if (ret < 0)
 456                 return ret;
 457
 458         return 0;
 459 }
 460
 461 #if 0
 462 static int
 463 netxen_nic_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 464                         u8 * bytes)
 465 {
 466         struct netxen_adapter *adapter = netdev_priv(dev);
 467         int offset = eeprom->offset;
 468         static int flash_start;
 469         static int ready_to_flash;
 470         int ret;
 471
 472         if (flash_start == 0) {
 473                 netxen_halt_pegs(adapter);
 474                 ret = netxen_flash_unlock(adapter);
 475                 if (ret < 0) {
 476                         printk(KERN_ERR "%s: Flash unlock failed.\n",
 477                                 netxen_nic_driver_name);
 478                         return ret;
 479                 }
 480                 printk(KERN_INFO "%s: flash unlocked. \n",
 481                         netxen_nic_driver_name);
 482                 ret = netxen_flash_erase_secondary(adapter);
 483                 if (ret != FLASH_SUCCESS) {
 484                         printk(KERN_ERR "%s: Flash erase failed.\n",
 485                                 netxen_nic_driver_name);
 486                         return ret;
 487                 }
 488                 printk(KERN_INFO "%s: secondary flash erased successfully.\n",
 489                         netxen_nic_driver_name);
 490                 flash_start = 1;
 491                 return 0;
 492         }
 493
 494         if (offset == NETXEN_BOOTLD_START) {
 495                 ret = netxen_flash_erase_primary(adapter);
 496                 if (ret != FLASH_SUCCESS) {
 497                         printk(KERN_ERR "%s: Flash erase failed.\n",
 498                                 netxen_nic_driver_name);
 499                         return ret;
 500                 }
 501
 502                 ret = netxen_rom_se(adapter, NETXEN_USER_START);
 503                 if (ret != FLASH_SUCCESS)
 504                         return ret;
 505                 ret = netxen_rom_se(adapter, NETXEN_FIXED_START);
 506                 if (ret != FLASH_SUCCESS)
 507                         return ret;
 508
 509                 printk(KERN_INFO "%s: primary flash erased successfully\n",
 510                         netxen_nic_driver_name);
 511
 512                 ret = netxen_backup_crbinit(adapter);
 513                 if (ret != FLASH_SUCCESS) {
 514                         printk(KERN_ERR "%s: CRBinit backup failed.\n",
 515                                 netxen_nic_driver_name);
 516                         return ret;
 517                 }
 518                 printk(KERN_INFO "%s: CRBinit backup done.\n",
 519                         netxen_nic_driver_name);
 520                 ready_to_flash = 1;
 521         }
 522
 523         if (!ready_to_flash) {
 524                 printk(KERN_ERR "%s: Invalid write sequence, returning...\n",
 525                         netxen_nic_driver_name);
 526                 return -EINVAL;
 527         }
 528
 529         return netxen_rom_fast_write_words(adapter, offset, bytes, eeprom->len);
 530 }
 531 #endif /* 0 */
 532
 533 static void
 534 netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 535 {
 536         struct netxen_adapter *adapter = netdev_priv(dev);
 537         int i;
 538
 539         ring->rx_pending = 0;
 540         ring->rx_jumbo_pending = 0;
 541         for (i = 0; i < MAX_RCV_CTX; ++i) {
 542                 ring->rx_pending += adapter->recv_ctx[i].
 543                     rds_rings[RCV_DESC_NORMAL_CTXID].max_rx_desc_count;
 544                 ring->rx_jumbo_pending += adapter->recv_ctx[i].
 545                     rds_rings[RCV_DESC_JUMBO_CTXID].max_rx_desc_count;
 546         }
 547         ring->tx_pending = adapter->max_tx_desc_count;
 548
 549         ring->rx_max_pending = MAX_RCV_DESCRIPTORS;
 550         ring->tx_max_pending = MAX_CMD_DESCRIPTORS_HOST;
 551         ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS;
 552         ring->rx_mini_max_pending = 0;
 553         ring->rx_mini_pending = 0;
 554 }
 555
 556 static void
 557 netxen_nic_get_pauseparam(struct net_device *dev,
 558                           struct ethtool_pauseparam *pause)
 559 {
 560         struct netxen_adapter *adapter = netdev_priv(dev);
 561         __u32 val;
 562         int port = adapter->physical_port;
 563
 564         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 565                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 566                         return;
 567                 /* get flow control settings */
 568                 netxen_nic_read_w0(adapter,NETXEN_NIU_GB_MAC_CONFIG_0(port),
 569                                 &val);
 570                 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
 571                 netxen_nic_read_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, &val);
 572                 switch (port) {
 573                         case 0:
 574                                 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
 575                                 break;
 576                         case 1:
 577                                 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
 578                                 break;
 579                         case 2:
 580                                 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
 581                                 break;
 582                         case 3:
 583                         default:
 584                                 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
 585                                 break;
 586                 }
 587         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 588                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 589                         return;
 590                 pause->rx_pause = 1;
 591                 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, &val);
 592                 if (port == 0)
 593                         pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
 594                 else
 595                         pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
 596         } else {
 597                 printk(KERN_ERR"%s: Unknown board type: %x\n",
 598                                 netxen_nic_driver_name, adapter->ahw.board_type);
 599         }
 600 }
 601
 602 static int
 603 netxen_nic_set_pauseparam(struct net_device *dev,
 604                           struct ethtool_pauseparam *pause)
 605 {
 606         struct netxen_adapter *adapter = netdev_priv(dev);
 607         __u32 val;
 608         int port = adapter->physical_port;
 609         /* read mode */
 610         if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
 611                 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
 612                         return -EIO;
 613                 /* set flow control */
 614                 netxen_nic_read_w0(adapter,
 615                                         NETXEN_NIU_GB_MAC_CONFIG_0(port), &val);
 616
 617                 if (pause->rx_pause)
 618                         netxen_gb_rx_flowctl(val);
 619                 else
 620                         netxen_gb_unset_rx_flowctl(val);
 621
 622                 netxen_nic_write_w0(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
 623                                 val);
 624                 /* set autoneg */
 625                 netxen_nic_read_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, &val);
 626                 switch (port) {
 627                         case 0:
 628                                 if (pause->tx_pause)
 629                                         netxen_gb_unset_gb0_mask(val);
 630                                 else
 631                                         netxen_gb_set_gb0_mask(val);
 632                                 break;
 633                         case 1:
 634                                 if (pause->tx_pause)
 635                                         netxen_gb_unset_gb1_mask(val);
 636                                 else
 637                                         netxen_gb_set_gb1_mask(val);
 638                                 break;
 639                         case 2:
 640                                 if (pause->tx_pause)
 641                                         netxen_gb_unset_gb2_mask(val);
 642                                 else
 643                                         netxen_gb_set_gb2_mask(val);
 644                                 break;
 645                         case 3:
 646                         default:
 647                                 if (pause->tx_pause)
 648                                         netxen_gb_unset_gb3_mask(val);
 649                                 else
 650                                         netxen_gb_set_gb3_mask(val);
 651                                 break;
 652                 }
 653                 netxen_nic_write_w0(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
 654         } else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
 655                 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
 656                         return -EIO;
 657                 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, &val);
 658                 if (port == 0) {
 659                         if (pause->tx_pause)
 660                                 netxen_xg_unset_xg0_mask(val);
 661                         else
 662                                 netxen_xg_set_xg0_mask(val);
 663                 } else {
 664                         if (pause->tx_pause)
 665                                 netxen_xg_unset_xg1_mask(val);
 666                         else
 667                                 netxen_xg_set_xg1_mask(val);
 668                 }
 669                 netxen_nic_write_w0(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
 670         } else {
 671                 printk(KERN_ERR "%s: Unknown board type: %x\n",
 672                                 netxen_nic_driver_name,
 673                                 adapter->ahw.board_type);
 674         }
 675         return 0;
 676 }
 677
 678 static int netxen_nic_reg_test(struct net_device *dev)
 679 {
 680         struct netxen_adapter *adapter = netdev_priv(dev);
 681         u32 data_read, data_written;
 682
 683         netxen_nic_read_w0(adapter, NETXEN_PCIX_PH_REG(0), &data_read);
 684         if ((data_read & 0xffff) != PHAN_VENDOR_ID)
 685         return 1;
 686
 687         data_written = (u32)0xa5a5a5a5;
 688
 689         netxen_nic_reg_write(adapter, CRB_SCRATCHPAD_TEST, data_written);
 690         data_read = adapter->pci_read_normalize(adapter, CRB_SCRATCHPAD_TEST);
 691         if (data_written != data_read)
 692                 return 1;
 693
 694         return 0;
 695 }
 696
 697 static int netxen_get_sset_count(struct net_device *dev, int sset)
 698 {
 699         switch (sset) {
 700         case ETH_SS_TEST:
 701                 return NETXEN_NIC_TEST_LEN;
 702         case ETH_SS_STATS:
 703                 return NETXEN_NIC_STATS_LEN;
 704         default:
 705                 return -EOPNOTSUPP;
 706         }
 707 }
 708
 709 static void
 710 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 711                      u64 * data)
 712 {
 713         memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
 714         if ((data[0] = netxen_nic_reg_test(dev)))
 715                 eth_test->flags |= ETH_TEST_FL_FAILED;
 716         /* link test */
 717         if ((data[1] = (u64) netxen_nic_test_link(dev)))
 718                 eth_test->flags |= ETH_TEST_FL_FAILED;
 719 }
 720
 721 static void
 722 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 723 {
 724         int index;
 725
 726         switch (stringset) {
 727         case ETH_SS_TEST:
 728                 memcpy(data, *netxen_nic_gstrings_test,
 729                        NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
 730                 break;
 731         case ETH_SS_STATS:
 732                 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 733                         memcpy(data + index * ETH_GSTRING_LEN,
 734                                netxen_nic_gstrings_stats[index].stat_string,
 735                                ETH_GSTRING_LEN);
 736                 }
 737                 break;
 738         }
 739 }
 740
 741 static void
 742 netxen_nic_get_ethtool_stats(struct net_device *dev,
 743                              struct ethtool_stats *stats, u64 * data)
 744 {
 745         struct netxen_adapter *adapter = netdev_priv(dev);
 746         int index;
 747
 748         for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
 749                 char *p =
 750                     (char *)adapter +
 751                     netxen_nic_gstrings_stats[index].stat_offset;
 752                 data[index] =
 753                     (netxen_nic_gstrings_stats[index].sizeof_stat ==
 754                      sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
 755         }
 756 }
 757
 758 static u32 netxen_nic_get_rx_csum(struct net_device *dev)
 759 {
 760         struct netxen_adapter *adapter = netdev_priv(dev);
 761         return adapter->rx_csum;
 762 }
 763
 764 static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
 765 {
 766         struct netxen_adapter *adapter = netdev_priv(dev);
 767         adapter->rx_csum = !!data;
 768         return 0;
 769 }
 770
 771 static u32 netxen_nic_get_tso(struct net_device *dev)
 772 {
 773         struct netxen_adapter *adapter = netdev_priv(dev);
 774
 775         if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 776                 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
 777
 778         return (dev->features & NETIF_F_TSO) != 0;
 779 }
 780
 781 static int netxen_nic_set_tso(struct net_device *dev, u32 data)
 782 {
 783         if (data) {
 784                 struct netxen_adapter *adapter = netdev_priv(dev);
 785
 786                 dev->features |= NETIF_F_TSO;
 787                 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
 788                         dev->features |= NETIF_F_TSO6;
 789         } else
 790                 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
 791
 792         return 0;
 793 }
 794
 795 /*
 796  * Set the coalescing parameters. Currently only normal is supported.
 797  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 798  * firmware coalescing to default.
 799  */
 800 static int netxen_set_intr_coalesce(struct net_device *netdev,
 801                         struct ethtool_coalesce *ethcoal)
 802 {
 803         struct netxen_adapter *adapter = netdev_priv(netdev);
 804
 805         if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 806                 return -EINVAL;
 807
 808         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 809                 return -EINVAL;
 810
 811         /*
 812         * Return Error if unsupported values or
 813         * unsupported parameters are set.
 814         */
 815         if (ethcoal->rx_coalesce_usecs > 0xffff ||
 816                 ethcoal->rx_max_coalesced_frames > 0xffff ||
 817                 ethcoal->tx_coalesce_usecs > 0xffff ||
 818                 ethcoal->tx_max_coalesced_frames > 0xffff ||
 819                 ethcoal->rx_coalesce_usecs_irq ||
 820                 ethcoal->rx_max_coalesced_frames_irq ||
 821                 ethcoal->tx_coalesce_usecs_irq ||
 822                 ethcoal->tx_max_coalesced_frames_irq ||
 823                 ethcoal->stats_block_coalesce_usecs ||
 824                 ethcoal->use_adaptive_rx_coalesce ||
 825                 ethcoal->use_adaptive_tx_coalesce ||
 826                 ethcoal->pkt_rate_low ||
 827                 ethcoal->rx_coalesce_usecs_low ||
 828                 ethcoal->rx_max_coalesced_frames_low ||
 829                 ethcoal->tx_coalesce_usecs_low ||
 830                 ethcoal->tx_max_coalesced_frames_low ||
 831                 ethcoal->pkt_rate_high ||
 832                 ethcoal->rx_coalesce_usecs_high ||
 833                 ethcoal->rx_max_coalesced_frames_high ||
 834                 ethcoal->tx_coalesce_usecs_high ||
 835                 ethcoal->tx_max_coalesced_frames_high)
 836                 return -EINVAL;
 837
 838         if (!ethcoal->rx_coalesce_usecs ||
 839                 !ethcoal->rx_max_coalesced_frames) {
 840                 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
 841                 adapter->coal.normal.data.rx_time_us =
 842                         NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
 843                 adapter->coal.normal.data.rx_packets =
 844                         NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
 845         } else {
 846                 adapter->coal.flags = 0;
 847                 adapter->coal.normal.data.rx_time_us =
 848                 ethcoal->rx_coalesce_usecs;
 849                 adapter->coal.normal.data.rx_packets =
 850                 ethcoal->rx_max_coalesced_frames;
 851         }
 852         adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 853         adapter->coal.normal.data.tx_packets =
 854         ethcoal->tx_max_coalesced_frames;
 855
 856         netxen_config_intr_coalesce(adapter);
 857
 858         return 0;
 859 }
 860
 861 static int netxen_get_intr_coalesce(struct net_device *netdev,
 862                         struct ethtool_coalesce *ethcoal)
 863 {
 864         struct netxen_adapter *adapter = netdev_priv(netdev);
 865
 866         if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
 867                 return -EINVAL;
 868
 869         if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
 870                 return -EINVAL;
 871
 872         ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
 873         ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
 874         ethcoal->rx_max_coalesced_frames =
 875                 adapter->coal.normal.data.rx_packets;
 876         ethcoal->tx_max_coalesced_frames =
 877                 adapter->coal.normal.data.tx_packets;
 878
 879         return 0;
 880 }
 881
 882 struct ethtool_ops netxen_nic_ethtool_ops = {
 883         .get_settings = netxen_nic_get_settings,
 884         .set_settings = netxen_nic_set_settings,
 885         .get_drvinfo = netxen_nic_get_drvinfo,
 886         .get_regs_len = netxen_nic_get_regs_len,
 887         .get_regs = netxen_nic_get_regs,
 888         .get_link = ethtool_op_get_link,
 889         .get_eeprom_len = netxen_nic_get_eeprom_len,
 890         .get_eeprom = netxen_nic_get_eeprom,
 891 #if 0
 892         .set_eeprom = netxen_nic_set_eeprom,
 893 #endif
 894         .get_ringparam = netxen_nic_get_ringparam,
 895         .get_pauseparam = netxen_nic_get_pauseparam,
 896         .set_pauseparam = netxen_nic_set_pauseparam,
 897         .set_tx_csum = ethtool_op_set_tx_csum,
 898         .set_sg = ethtool_op_set_sg,
 899         .get_tso = netxen_nic_get_tso,
 900         .set_tso = netxen_nic_set_tso,
 901         .self_test = netxen_nic_diag_test,
 902         .get_strings = netxen_nic_get_strings,
 903         .get_ethtool_stats = netxen_nic_get_ethtool_stats,
 904         .get_sset_count = netxen_get_sset_count,
 905         .get_rx_csum = netxen_nic_get_rx_csum,
 906         .set_rx_csum = netxen_nic_set_rx_csum,
 907         .get_coalesce = netxen_get_intr_coalesce,
 908         .set_coalesce = netxen_set_intr_coalesce,
 909 };