drivers/net/qlcnic/qlcnic_ethtool.c

   1 /*
   2  * Copyright (C) 2009 - QLogic Corporation.
   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 "COPYING".
  22  *
  23  */
  24
  25 #include <linux/types.h>
  26 #include <linux/delay.h>
  27 #include <linux/pci.h>
  28 #include <linux/io.h>
  29 #include <linux/netdevice.h>
  30 #include <linux/ethtool.h>
  31
  32 #include "qlcnic.h"
  33
  34 struct qlcnic_stats {
  35         char stat_string[ETH_GSTRING_LEN];
  36         int sizeof_stat;
  37         int stat_offset;
  38 };
  39
  40 #define QLC_SIZEOF(m) FIELD_SIZEOF(struct qlcnic_adapter, m)
  41 #define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
  42
  43 static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
  44         {"xmit_called",
  45                 QLC_SIZEOF(stats.xmitcalled), QLC_OFF(stats.xmitcalled)},
  46         {"xmit_finished",
  47                 QLC_SIZEOF(stats.xmitfinished), QLC_OFF(stats.xmitfinished)},
  48         {"rx_dropped",
  49                 QLC_SIZEOF(stats.rxdropped), QLC_OFF(stats.rxdropped)},
  50         {"tx_dropped",
  51                 QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
  52         {"csummed",
  53                 QLC_SIZEOF(stats.csummed), QLC_OFF(stats.csummed)},
  54         {"rx_pkts",
  55                 QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
  56         {"lro_pkts",
  57                 QLC_SIZEOF(stats.lro_pkts), QLC_OFF(stats.lro_pkts)},
  58         {"rx_bytes",
  59                 QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
  60         {"tx_bytes",
  61                 QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)},
  62         {"lrobytes",
  63                 QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
  64         {"lso_frames",
  65                 QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
  66         {"xmit_on",
  67                 QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
  68         {"xmit_off",
  69                 QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
  70         {"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure),
  71                 QLC_OFF(stats.skb_alloc_failure)},
  72         {"null rxbuf",
  73                 QLC_SIZEOF(stats.null_rxbuf), QLC_OFF(stats.null_rxbuf)},
  74         {"rx dma map error", QLC_SIZEOF(stats.rx_dma_map_error),
  75                                          QLC_OFF(stats.rx_dma_map_error)},
  76         {"tx dma map error", QLC_SIZEOF(stats.tx_dma_map_error),
  77                                          QLC_OFF(stats.tx_dma_map_error)},
  78
  79 };
  80
  81 #define QLCNIC_STATS_LEN        ARRAY_SIZE(qlcnic_gstrings_stats)
  82
  83 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
  84         "Register_Test_on_offline",
  85         "Link_Test_on_offline",
  86         "Interrupt_Test_offline",
  87         "Loopback_Test_offline"
  88 };
  89
  90 #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
  91
  92 #define QLCNIC_RING_REGS_COUNT  20
  93 #define QLCNIC_RING_REGS_LEN    (QLCNIC_RING_REGS_COUNT * sizeof(u32))
  94 #define QLCNIC_MAX_EEPROM_LEN   1024
  95
  96 static const u32 diag_registers[] = {
  97         CRB_CMDPEG_STATE,
  98         CRB_RCVPEG_STATE,
  99         CRB_XG_STATE_P3,
 100         CRB_FW_CAPABILITIES_1,
 101         ISR_INT_STATE_REG,
 102         QLCNIC_CRB_DEV_REF_COUNT,
 103         QLCNIC_CRB_DEV_STATE,
 104         QLCNIC_CRB_DRV_STATE,
 105         QLCNIC_CRB_DRV_SCRATCH,
 106         QLCNIC_CRB_DEV_PARTITION_INFO,
 107         QLCNIC_CRB_DRV_IDC_VER,
 108         QLCNIC_PEG_ALIVE_COUNTER,
 109         QLCNIC_PEG_HALT_STATUS1,
 110         QLCNIC_PEG_HALT_STATUS2,
 111         QLCNIC_CRB_PEG_NET_0+0x3c,
 112         QLCNIC_CRB_PEG_NET_1+0x3c,
 113         QLCNIC_CRB_PEG_NET_2+0x3c,
 114         QLCNIC_CRB_PEG_NET_4+0x3c,
 115         -1
 116 };
 117
 118 static int qlcnic_get_regs_len(struct net_device *dev)
 119 {
 120         return sizeof(diag_registers) + QLCNIC_RING_REGS_LEN;
 121 }
 122
 123 static int qlcnic_get_eeprom_len(struct net_device *dev)
 124 {
 125         return QLCNIC_FLASH_TOTAL_SIZE;
 126 }
 127
 128 static void
 129 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
 130 {
 131         struct qlcnic_adapter *adapter = netdev_priv(dev);
 132         u32 fw_major, fw_minor, fw_build;
 133
 134         fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
 135         fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
 136         fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
 137         sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
 138
 139         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 140         strlcpy(drvinfo->driver, qlcnic_driver_name, 32);
 141         strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID, 32);
 142 }
 143
 144 static int
 145 qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 146 {
 147         struct qlcnic_adapter *adapter = netdev_priv(dev);
 148         int check_sfp_module = 0;
 149         u16 pcifn = adapter->ahw.pci_func;
 150
 151         /* read which mode */
 152         if (adapter->ahw.port_type == QLCNIC_GBE) {
 153                 ecmd->supported = (SUPPORTED_10baseT_Half |
 154                                    SUPPORTED_10baseT_Full |
 155                                    SUPPORTED_100baseT_Half |
 156                                    SUPPORTED_100baseT_Full |
 157                                    SUPPORTED_1000baseT_Half |
 158                                    SUPPORTED_1000baseT_Full);
 159
 160                 ecmd->advertising = (ADVERTISED_100baseT_Half |
 161                                      ADVERTISED_100baseT_Full |
 162                                      ADVERTISED_1000baseT_Half |
 163                                      ADVERTISED_1000baseT_Full);
 164
 165                 ecmd->speed = adapter->link_speed;
 166                 ecmd->duplex = adapter->link_duplex;
 167                 ecmd->autoneg = adapter->link_autoneg;
 168
 169         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 170                 u32 val;
 171
 172                 val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR);
 173                 if (val == QLCNIC_PORT_MODE_802_3_AP) {
 174                         ecmd->supported = SUPPORTED_1000baseT_Full;
 175                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 176                 } else {
 177                         ecmd->supported = SUPPORTED_10000baseT_Full;
 178                         ecmd->advertising = ADVERTISED_10000baseT_Full;
 179                 }
 180
 181                 if (netif_running(dev) && adapter->has_link_events) {
 182                         ecmd->speed = adapter->link_speed;
 183                         ecmd->autoneg = adapter->link_autoneg;
 184                         ecmd->duplex = adapter->link_duplex;
 185                         goto skip;
 186                 }
 187
 188                 val = QLCRD32(adapter, P3_LINK_SPEED_REG(pcifn));
 189                 ecmd->speed = P3_LINK_SPEED_MHZ *
 190                         P3_LINK_SPEED_VAL(pcifn, val);
 191                 ecmd->duplex = DUPLEX_FULL;
 192                 ecmd->autoneg = AUTONEG_DISABLE;
 193         } else
 194                 return -EIO;
 195
 196 skip:
 197         ecmd->phy_address = adapter->physical_port;
 198         ecmd->transceiver = XCVR_EXTERNAL;
 199
 200         switch (adapter->ahw.board_type) {
 201         case QLCNIC_BRDTYPE_P3_REF_QG:
 202         case QLCNIC_BRDTYPE_P3_4_GB:
 203         case QLCNIC_BRDTYPE_P3_4_GB_MM:
 204
 205                 ecmd->supported |= SUPPORTED_Autoneg;
 206                 ecmd->advertising |= ADVERTISED_Autoneg;
 207         case QLCNIC_BRDTYPE_P3_10G_CX4:
 208         case QLCNIC_BRDTYPE_P3_10G_CX4_LP:
 209         case QLCNIC_BRDTYPE_P3_10000_BASE_T:
 210                 ecmd->supported |= SUPPORTED_TP;
 211                 ecmd->advertising |= ADVERTISED_TP;
 212                 ecmd->port = PORT_TP;
 213                 ecmd->autoneg =  adapter->link_autoneg;
 214                 break;
 215         case QLCNIC_BRDTYPE_P3_IMEZ:
 216         case QLCNIC_BRDTYPE_P3_XG_LOM:
 217         case QLCNIC_BRDTYPE_P3_HMEZ:
 218                 ecmd->supported |= SUPPORTED_MII;
 219                 ecmd->advertising |= ADVERTISED_MII;
 220                 ecmd->port = PORT_MII;
 221                 ecmd->autoneg = AUTONEG_DISABLE;
 222                 break;
 223         case QLCNIC_BRDTYPE_P3_10G_SFP_PLUS:
 224         case QLCNIC_BRDTYPE_P3_10G_SFP_CT:
 225         case QLCNIC_BRDTYPE_P3_10G_SFP_QT:
 226                 ecmd->advertising |= ADVERTISED_TP;
 227                 ecmd->supported |= SUPPORTED_TP;
 228                 check_sfp_module = netif_running(dev) &&
 229                         adapter->has_link_events;
 230         case QLCNIC_BRDTYPE_P3_10G_XFP:
 231                 ecmd->supported |= SUPPORTED_FIBRE;
 232                 ecmd->advertising |= ADVERTISED_FIBRE;
 233                 ecmd->port = PORT_FIBRE;
 234                 ecmd->autoneg = AUTONEG_DISABLE;
 235                 break;
 236         case QLCNIC_BRDTYPE_P3_10G_TP:
 237                 if (adapter->ahw.port_type == QLCNIC_XGBE) {
 238                         ecmd->autoneg = AUTONEG_DISABLE;
 239                         ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
 240                         ecmd->advertising |=
 241                                 (ADVERTISED_FIBRE | ADVERTISED_TP);
 242                         ecmd->port = PORT_FIBRE;
 243                         check_sfp_module = netif_running(dev) &&
 244                                 adapter->has_link_events;
 245                 } else {
 246                         ecmd->autoneg = AUTONEG_ENABLE;
 247                         ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
 248                         ecmd->advertising |=
 249                                 (ADVERTISED_TP | ADVERTISED_Autoneg);
 250                         ecmd->port = PORT_TP;
 251                 }
 252                 break;
 253         default:
 254                 dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
 255                         adapter->ahw.board_type);
 256                 return -EIO;
 257         }
 258
 259         if (check_sfp_module) {
 260                 switch (adapter->module_type) {
 261                 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
 262                 case LINKEVENT_MODULE_OPTICAL_SRLR:
 263                 case LINKEVENT_MODULE_OPTICAL_LRM:
 264                 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
 265                         ecmd->port = PORT_FIBRE;
 266                         break;
 267                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
 268                 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
 269                 case LINKEVENT_MODULE_TWINAX:
 270                         ecmd->port = PORT_TP;
 271                         break;
 272                 default:
 273                         ecmd->port = PORT_OTHER;
 274                 }
 275         }
 276
 277         return 0;
 278 }
 279
 280 static int
 281 qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
 282 {
 283         struct qlcnic_adapter *adapter = netdev_priv(dev);
 284         __u32 status;
 285
 286         /* read which mode */
 287         if (adapter->ahw.port_type == QLCNIC_GBE) {
 288                 /* autonegotiation */
 289                 if (qlcnic_fw_cmd_set_phy(adapter,
 290                                QLCNIC_NIU_GB_MII_MGMT_ADDR_AUTONEG,
 291                                ecmd->autoneg) != 0)
 292                         return -EIO;
 293                 else
 294                         adapter->link_autoneg = ecmd->autoneg;
 295
 296                 if (qlcnic_fw_cmd_query_phy(adapter,
 297                               QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 298                               &status) != 0)
 299                         return -EIO;
 300
 301                 switch (ecmd->speed) {
 302                 case SPEED_10:
 303                         qlcnic_set_phy_speed(status, 0);
 304                         break;
 305                 case SPEED_100:
 306                         qlcnic_set_phy_speed(status, 1);
 307                         break;
 308                 case SPEED_1000:
 309                         qlcnic_set_phy_speed(status, 2);
 310                         break;
 311                 }
 312
 313                 if (ecmd->duplex == DUPLEX_HALF)
 314                         qlcnic_clear_phy_duplex(status);
 315                 if (ecmd->duplex == DUPLEX_FULL)
 316                         qlcnic_set_phy_duplex(status);
 317                 if (qlcnic_fw_cmd_set_phy(adapter,
 318                                QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
 319                                *((int *)&status)) != 0)
 320                         return -EIO;
 321                 else {
 322                         adapter->link_speed = ecmd->speed;
 323                         adapter->link_duplex = ecmd->duplex;
 324                 }
 325         } else
 326                 return -EOPNOTSUPP;
 327
 328         if (!netif_running(dev))
 329                 return 0;
 330
 331         dev->netdev_ops->ndo_stop(dev);
 332         return dev->netdev_ops->ndo_open(dev);
 333 }
 334
 335 static void
 336 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 337 {
 338         struct qlcnic_adapter *adapter = netdev_priv(dev);
 339         struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
 340         struct qlcnic_host_sds_ring *sds_ring;
 341         u32 *regs_buff = p;
 342         int ring, i = 0;
 343
 344         memset(p, 0, qlcnic_get_regs_len(dev));
 345         regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
 346             (adapter->pdev)->device;
 347
 348         for (i = 0; diag_registers[i] != -1; i++)
 349                 regs_buff[i] = QLCRD32(adapter, diag_registers[i]);
 350
 351         if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
 352                 return;
 353
 354         regs_buff[i++] = 0xFFEFCDAB; /* Marker btw regs and ring count*/
 355
 356         regs_buff[i++] = 1; /* No. of tx ring */
 357         regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
 358         regs_buff[i++] = readl(adapter->tx_ring->crb_cmd_producer);
 359
 360         regs_buff[i++] = 2; /* No. of rx ring */
 361         regs_buff[i++] = readl(recv_ctx->rds_rings[0].crb_rcv_producer);
 362         regs_buff[i++] = readl(recv_ctx->rds_rings[1].crb_rcv_producer);
 363
 364         regs_buff[i++] = adapter->max_sds_rings;
 365
 366         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 367                 sds_ring = &(recv_ctx->sds_rings[ring]);
 368                 regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
 369         }
 370 }
 371
 372 static u32 qlcnic_test_link(struct net_device *dev)
 373 {
 374         struct qlcnic_adapter *adapter = netdev_priv(dev);
 375         u32 val;
 376
 377         val = QLCRD32(adapter, CRB_XG_STATE_P3);
 378         val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
 379         return (val == XG_LINK_UP_P3) ? 0 : 1;
 380 }
 381
 382 static int
 383 qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 384                       u8 *bytes)
 385 {
 386         struct qlcnic_adapter *adapter = netdev_priv(dev);
 387         int offset;
 388         int ret;
 389
 390         if (eeprom->len == 0)
 391                 return -EINVAL;
 392
 393         eeprom->magic = (adapter->pdev)->vendor |
 394                         ((adapter->pdev)->device << 16);
 395         offset = eeprom->offset;
 396
 397         ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
 398                                                 eeprom->len);
 399         if (ret < 0)
 400                 return ret;
 401
 402         return 0;
 403 }
 404
 405 static void
 406 qlcnic_get_ringparam(struct net_device *dev,
 407                 struct ethtool_ringparam *ring)
 408 {
 409         struct qlcnic_adapter *adapter = netdev_priv(dev);
 410
 411         ring->rx_pending = adapter->num_rxd;
 412         ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
 413         ring->tx_pending = adapter->num_txd;
 414
 415         if (adapter->ahw.port_type == QLCNIC_GBE) {
 416                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
 417                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
 418         } else {
 419                 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
 420                 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 421         }
 422
 423         ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
 424
 425         ring->rx_mini_max_pending = 0;
 426         ring->rx_mini_pending = 0;
 427 }
 428
 429 static u32
 430 qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
 431 {
 432         u32 num_desc;
 433         num_desc = max(val, min);
 434         num_desc = min(num_desc, max);
 435         num_desc = roundup_pow_of_two(num_desc);
 436
 437         if (val != num_desc) {
 438                 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
 439                        qlcnic_driver_name, r_name, num_desc, val);
 440         }
 441
 442         return num_desc;
 443 }
 444
 445 static int
 446 qlcnic_set_ringparam(struct net_device *dev,
 447                 struct ethtool_ringparam *ring)
 448 {
 449         struct qlcnic_adapter *adapter = netdev_priv(dev);
 450         u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
 451         u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 452         u16 num_rxd, num_jumbo_rxd, num_txd;
 453
 454
 455         if (ring->rx_mini_pending)
 456                 return -EOPNOTSUPP;
 457
 458         if (adapter->ahw.port_type == QLCNIC_GBE) {
 459                 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
 460                 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
 461         }
 462
 463         num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
 464                         MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
 465
 466         num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
 467                         MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
 468
 469         num_txd = qlcnic_validate_ringparam(ring->tx_pending,
 470                         MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
 471
 472         if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
 473                         num_jumbo_rxd == adapter->num_jumbo_rxd)
 474                 return 0;
 475
 476         adapter->num_rxd = num_rxd;
 477         adapter->num_jumbo_rxd = num_jumbo_rxd;
 478         adapter->num_txd = num_txd;
 479
 480         return qlcnic_reset_context(adapter);
 481 }
 482
 483 static void
 484 qlcnic_get_pauseparam(struct net_device *netdev,
 485                           struct ethtool_pauseparam *pause)
 486 {
 487         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 488         int port = adapter->physical_port;
 489         __u32 val;
 490
 491         if (adapter->ahw.port_type == QLCNIC_GBE) {
 492                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 493                         return;
 494                 /* get flow control settings */
 495                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
 496                 pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
 497                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
 498                 switch (port) {
 499                 case 0:
 500                         pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
 501                         break;
 502                 case 1:
 503                         pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
 504                         break;
 505                 case 2:
 506                         pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
 507                         break;
 508                 case 3:
 509                 default:
 510                         pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
 511                         break;
 512                 }
 513         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 514                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 515                         return;
 516                 pause->rx_pause = 1;
 517                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
 518                 if (port == 0)
 519                         pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
 520                 else
 521                         pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
 522         } else {
 523                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 524                                         adapter->ahw.port_type);
 525         }
 526 }
 527
 528 static int
 529 qlcnic_set_pauseparam(struct net_device *netdev,
 530                           struct ethtool_pauseparam *pause)
 531 {
 532         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 533         int port = adapter->physical_port;
 534         __u32 val;
 535
 536         /* read mode */
 537         if (adapter->ahw.port_type == QLCNIC_GBE) {
 538                 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
 539                         return -EIO;
 540                 /* set flow control */
 541                 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
 542
 543                 if (pause->rx_pause)
 544                         qlcnic_gb_rx_flowctl(val);
 545                 else
 546                         qlcnic_gb_unset_rx_flowctl(val);
 547
 548                 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
 549                                 val);
 550                 /* set autoneg */
 551                 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
 552                 switch (port) {
 553                 case 0:
 554                         if (pause->tx_pause)
 555                                 qlcnic_gb_unset_gb0_mask(val);
 556                         else
 557                                 qlcnic_gb_set_gb0_mask(val);
 558                         break;
 559                 case 1:
 560                         if (pause->tx_pause)
 561                                 qlcnic_gb_unset_gb1_mask(val);
 562                         else
 563                                 qlcnic_gb_set_gb1_mask(val);
 564                         break;
 565                 case 2:
 566                         if (pause->tx_pause)
 567                                 qlcnic_gb_unset_gb2_mask(val);
 568                         else
 569                                 qlcnic_gb_set_gb2_mask(val);
 570                         break;
 571                 case 3:
 572                 default:
 573                         if (pause->tx_pause)
 574                                 qlcnic_gb_unset_gb3_mask(val);
 575                         else
 576                                 qlcnic_gb_set_gb3_mask(val);
 577                         break;
 578                 }
 579                 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
 580         } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
 581                 if (!pause->rx_pause || pause->autoneg)
 582                         return -EOPNOTSUPP;
 583
 584                 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
 585                         return -EIO;
 586
 587                 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
 588                 if (port == 0) {
 589                         if (pause->tx_pause)
 590                                 qlcnic_xg_unset_xg0_mask(val);
 591                         else
 592                                 qlcnic_xg_set_xg0_mask(val);
 593                 } else {
 594                         if (pause->tx_pause)
 595                                 qlcnic_xg_unset_xg1_mask(val);
 596                         else
 597                                 qlcnic_xg_set_xg1_mask(val);
 598                 }
 599                 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
 600         } else {
 601                 dev_err(&netdev->dev, "Unknown board type: %x\n",
 602                                 adapter->ahw.port_type);
 603         }
 604         return 0;
 605 }
 606
 607 static int qlcnic_reg_test(struct net_device *dev)
 608 {
 609         struct qlcnic_adapter *adapter = netdev_priv(dev);
 610         u32 data_read;
 611
 612         data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0));
 613         if ((data_read & 0xffff) != adapter->pdev->vendor)
 614                 return 1;
 615
 616         return 0;
 617 }
 618
 619 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
 620 {
 621         switch (sset) {
 622         case ETH_SS_TEST:
 623                 return QLCNIC_TEST_LEN;
 624         case ETH_SS_STATS:
 625                 return QLCNIC_STATS_LEN;
 626         default:
 627                 return -EOPNOTSUPP;
 628         }
 629 }
 630
 631 #define QLC_ILB_PKT_SIZE 64
 632
 633 static void qlcnic_create_loopback_buff(unsigned char *data)
 634 {
 635         unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
 636         memset(data, 0x4e, QLC_ILB_PKT_SIZE);
 637         memset(data, 0xff, 12);
 638         memcpy(data + 12, random_data, sizeof(random_data));
 639 }
 640
 641 int qlcnic_check_loopback_buff(unsigned char *data)
 642 {
 643         unsigned char buff[QLC_ILB_PKT_SIZE];
 644         qlcnic_create_loopback_buff(buff);
 645         return memcmp(data, buff, QLC_ILB_PKT_SIZE);
 646 }
 647
 648 static int qlcnic_do_ilb_test(struct qlcnic_adapter *adapter)
 649 {
 650         struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
 651         struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
 652         struct sk_buff *skb;
 653         int i;
 654
 655         for (i = 0; i < 16; i++) {
 656                 skb = dev_alloc_skb(QLC_ILB_PKT_SIZE);
 657                 qlcnic_create_loopback_buff(skb->data);
 658                 skb_put(skb, QLC_ILB_PKT_SIZE);
 659
 660                 adapter->diag_cnt = 0;
 661
 662                 qlcnic_xmit_frame(skb, adapter->netdev);
 663
 664                 msleep(5);
 665
 666                 qlcnic_process_rcv_ring_diag(sds_ring);
 667
 668                 dev_kfree_skb_any(skb);
 669                 if (!adapter->diag_cnt)
 670                         return -1;
 671         }
 672         return 0;
 673 }
 674
 675 static int qlcnic_loopback_test(struct net_device *netdev)
 676 {
 677         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 678         int max_sds_rings = adapter->max_sds_rings;
 679         int ret;
 680
 681         if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) {
 682                 dev_warn(&adapter->pdev->dev, "Loopback test not supported"
 683                                 "for non privilege function\n");
 684                 return 0;
 685         }
 686
 687         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 688                 return -EIO;
 689
 690         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
 691         if (ret)
 692                 goto clear_it;
 693
 694         ret = qlcnic_set_ilb_mode(adapter);
 695         if (ret)
 696                 goto done;
 697
 698         ret = qlcnic_do_ilb_test(adapter);
 699
 700         qlcnic_clear_ilb_mode(adapter);
 701
 702 done:
 703         qlcnic_diag_free_res(netdev, max_sds_rings);
 704
 705 clear_it:
 706         adapter->max_sds_rings = max_sds_rings;
 707         clear_bit(__QLCNIC_RESETTING, &adapter->state);
 708         return ret;
 709 }
 710
 711 static int qlcnic_irq_test(struct net_device *netdev)
 712 {
 713         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 714         int max_sds_rings = adapter->max_sds_rings;
 715         int ret;
 716
 717         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 718                 return -EIO;
 719
 720         ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
 721         if (ret)
 722                 goto clear_it;
 723
 724         adapter->diag_cnt = 0;
 725         ret = qlcnic_issue_cmd(adapter, adapter->ahw.pci_func,
 726                         adapter->fw_hal_version, adapter->portnum,
 727                         0, 0, 0x00000011);
 728         if (ret)
 729                 goto done;
 730
 731         msleep(10);
 732
 733         ret = !adapter->diag_cnt;
 734
 735 done:
 736         qlcnic_diag_free_res(netdev, max_sds_rings);
 737
 738 clear_it:
 739         adapter->max_sds_rings = max_sds_rings;
 740         clear_bit(__QLCNIC_RESETTING, &adapter->state);
 741         return ret;
 742 }
 743
 744 static void
 745 qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
 746                      u64 *data)
 747 {
 748         memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
 749
 750         data[0] = qlcnic_reg_test(dev);
 751         if (data[0])
 752                 eth_test->flags |= ETH_TEST_FL_FAILED;
 753
 754         data[1] = (u64) qlcnic_test_link(dev);
 755         if (data[1])
 756                 eth_test->flags |= ETH_TEST_FL_FAILED;
 757
 758         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 759                 data[2] = qlcnic_irq_test(dev);
 760                 if (data[2])
 761                         eth_test->flags |= ETH_TEST_FL_FAILED;
 762
 763                 data[3] = qlcnic_loopback_test(dev);
 764                 if (data[3])
 765                         eth_test->flags |= ETH_TEST_FL_FAILED;
 766
 767         }
 768 }
 769
 770 static void
 771 qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 772 {
 773         int index;
 774
 775         switch (stringset) {
 776         case ETH_SS_TEST:
 777                 memcpy(data, *qlcnic_gstrings_test,
 778                        QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
 779                 break;
 780         case ETH_SS_STATS:
 781                 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
 782                         memcpy(data + index * ETH_GSTRING_LEN,
 783                                qlcnic_gstrings_stats[index].stat_string,
 784                                ETH_GSTRING_LEN);
 785                 }
 786                 break;
 787         }
 788 }
 789
 790 static void
 791 qlcnic_get_ethtool_stats(struct net_device *dev,
 792                              struct ethtool_stats *stats, u64 * data)
 793 {
 794         struct qlcnic_adapter *adapter = netdev_priv(dev);
 795         int index;
 796
 797         for (index = 0; index < QLCNIC_STATS_LEN; index++) {
 798                 char *p =
 799                     (char *)adapter +
 800                     qlcnic_gstrings_stats[index].stat_offset;
 801                 data[index] =
 802                     (qlcnic_gstrings_stats[index].sizeof_stat ==
 803                      sizeof(u64)) ? *(u64 *)p:(*(u32 *)p);
 804         }
 805 }
 806
 807 static int qlcnic_set_tx_csum(struct net_device *dev, u32 data)
 808 {
 809         struct qlcnic_adapter *adapter = netdev_priv(dev);
 810
 811         if ((adapter->flags & QLCNIC_ESWITCH_ENABLED))
 812                 return -EOPNOTSUPP;
 813         if (data)
 814                 dev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 815         else
 816                 dev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 817
 818         return 0;
 819
 820 }
 821 static u32 qlcnic_get_tx_csum(struct net_device *dev)
 822 {
 823         return dev->features & NETIF_F_IP_CSUM;
 824 }
 825
 826 static u32 qlcnic_get_rx_csum(struct net_device *dev)
 827 {
 828         struct qlcnic_adapter *adapter = netdev_priv(dev);
 829         return adapter->rx_csum;
 830 }
 831
 832 static int qlcnic_set_rx_csum(struct net_device *dev, u32 data)
 833 {
 834         struct qlcnic_adapter *adapter = netdev_priv(dev);
 835
 836         if ((adapter->flags & QLCNIC_ESWITCH_ENABLED))
 837                 return -EOPNOTSUPP;
 838         if (!!data) {
 839                 adapter->rx_csum = !!data;
 840                 return 0;
 841         }
 842
 843         if (adapter->flags & QLCNIC_LRO_ENABLED) {
 844                 if (qlcnic_config_hw_lro(adapter, QLCNIC_LRO_DISABLED))
 845                         return -EIO;
 846
 847                 dev->features &= ~NETIF_F_LRO;
 848                 qlcnic_send_lro_cleanup(adapter);
 849         }
 850         adapter->rx_csum = !!data;
 851         dev_info(&adapter->pdev->dev, "disabling LRO as rx_csum is off\n");
 852         return 0;
 853 }
 854
 855 static u32 qlcnic_get_tso(struct net_device *dev)
 856 {
 857         return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
 858 }
 859
 860 static int qlcnic_set_tso(struct net_device *dev, u32 data)
 861 {
 862         struct qlcnic_adapter *adapter = netdev_priv(dev);
 863         if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO))
 864                 return -EOPNOTSUPP;
 865         if (data)
 866                 dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
 867         else
 868                 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
 869
 870         return 0;
 871 }
 872
 873 static int qlcnic_blink_led(struct net_device *dev, u32 val)
 874 {
 875         struct qlcnic_adapter *adapter = netdev_priv(dev);
 876         int ret;
 877
 878         if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
 879                 return -EIO;
 880
 881         ret = adapter->nic_ops->config_led(adapter, 1, 0xf);
 882         if (ret) {
 883                 dev_err(&adapter->pdev->dev,
 884                         "Failed to set LED blink state.\n");
 885                 return ret;
 886         }
 887
 888         msleep_interruptible(val * 1000);
 889
 890         ret = adapter->nic_ops->config_led(adapter, 0, 0xf);
 891         if (ret) {
 892                 dev_err(&adapter->pdev->dev,
 893                         "Failed to reset LED blink state.\n");
 894                 return ret;
 895         }
 896
 897         return 0;
 898 }
 899
 900 static void
 901 qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 902 {
 903         struct qlcnic_adapter *adapter = netdev_priv(dev);
 904         u32 wol_cfg;
 905
 906         wol->supported = 0;
 907         wol->wolopts = 0;
 908
 909         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
 910         if (wol_cfg & (1UL << adapter->portnum))
 911                 wol->supported |= WAKE_MAGIC;
 912
 913         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
 914         if (wol_cfg & (1UL << adapter->portnum))
 915                 wol->wolopts |= WAKE_MAGIC;
 916 }
 917
 918 static int
 919 qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
 920 {
 921         struct qlcnic_adapter *adapter = netdev_priv(dev);
 922         u32 wol_cfg;
 923
 924         if (wol->wolopts & ~WAKE_MAGIC)
 925                 return -EOPNOTSUPP;
 926
 927         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
 928         if (!(wol_cfg & (1 << adapter->portnum)))
 929                 return -EOPNOTSUPP;
 930
 931         wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
 932         if (wol->wolopts & WAKE_MAGIC)
 933                 wol_cfg |= 1UL << adapter->portnum;
 934         else
 935                 wol_cfg &= ~(1UL << adapter->portnum);
 936
 937         QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
 938
 939         return 0;
 940 }
 941
 942 /*
 943  * Set the coalescing parameters. Currently only normal is supported.
 944  * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
 945  * firmware coalescing to default.
 946  */
 947 static int qlcnic_set_intr_coalesce(struct net_device *netdev,
 948                         struct ethtool_coalesce *ethcoal)
 949 {
 950         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 951
 952         if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
 953                 return -EINVAL;
 954
 955         /*
 956         * Return Error if unsupported values or
 957         * unsupported parameters are set.
 958         */
 959         if (ethcoal->rx_coalesce_usecs > 0xffff ||
 960                 ethcoal->rx_max_coalesced_frames > 0xffff ||
 961                 ethcoal->tx_coalesce_usecs > 0xffff ||
 962                 ethcoal->tx_max_coalesced_frames > 0xffff ||
 963                 ethcoal->rx_coalesce_usecs_irq ||
 964                 ethcoal->rx_max_coalesced_frames_irq ||
 965                 ethcoal->tx_coalesce_usecs_irq ||
 966                 ethcoal->tx_max_coalesced_frames_irq ||
 967                 ethcoal->stats_block_coalesce_usecs ||
 968                 ethcoal->use_adaptive_rx_coalesce ||
 969                 ethcoal->use_adaptive_tx_coalesce ||
 970                 ethcoal->pkt_rate_low ||
 971                 ethcoal->rx_coalesce_usecs_low ||
 972                 ethcoal->rx_max_coalesced_frames_low ||
 973                 ethcoal->tx_coalesce_usecs_low ||
 974                 ethcoal->tx_max_coalesced_frames_low ||
 975                 ethcoal->pkt_rate_high ||
 976                 ethcoal->rx_coalesce_usecs_high ||
 977                 ethcoal->rx_max_coalesced_frames_high ||
 978                 ethcoal->tx_coalesce_usecs_high ||
 979                 ethcoal->tx_max_coalesced_frames_high)
 980                 return -EINVAL;
 981
 982         if (!ethcoal->rx_coalesce_usecs ||
 983                 !ethcoal->rx_max_coalesced_frames) {
 984                 adapter->coal.flags = QLCNIC_INTR_DEFAULT;
 985                 adapter->coal.normal.data.rx_time_us =
 986                         QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US;
 987                 adapter->coal.normal.data.rx_packets =
 988                         QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS;
 989         } else {
 990                 adapter->coal.flags = 0;
 991                 adapter->coal.normal.data.rx_time_us =
 992                 ethcoal->rx_coalesce_usecs;
 993                 adapter->coal.normal.data.rx_packets =
 994                 ethcoal->rx_max_coalesced_frames;
 995         }
 996         adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
 997         adapter->coal.normal.data.tx_packets =
 998         ethcoal->tx_max_coalesced_frames;
 999
1000         qlcnic_config_intr_coalesce(adapter);
1001
1002         return 0;
1003 }
1004
1005 static int qlcnic_get_intr_coalesce(struct net_device *netdev,
1006                         struct ethtool_coalesce *ethcoal)
1007 {
1008         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1009
1010         if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
1011                 return -EINVAL;
1012
1013         ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
1014         ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
1015         ethcoal->rx_max_coalesced_frames =
1016                 adapter->coal.normal.data.rx_packets;
1017         ethcoal->tx_max_coalesced_frames =
1018                 adapter->coal.normal.data.tx_packets;
1019
1020         return 0;
1021 }
1022
1023 static int qlcnic_set_flags(struct net_device *netdev, u32 data)
1024 {
1025         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1026         int hw_lro;
1027
1028         if (data & ~ETH_FLAG_LRO)
1029                 return -EINVAL;
1030
1031         if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
1032                 return -EINVAL;
1033
1034         if (!adapter->rx_csum) {
1035                 dev_info(&adapter->pdev->dev, "rx csum is off, "
1036                         "cannot toggle lro\n");
1037                 return -EINVAL;
1038         }
1039
1040         if ((data & ETH_FLAG_LRO) && (adapter->flags & QLCNIC_LRO_ENABLED))
1041                 return 0;
1042
1043         if (data & ETH_FLAG_LRO) {
1044                 hw_lro = QLCNIC_LRO_ENABLED;
1045                 netdev->features |= NETIF_F_LRO;
1046         } else {
1047                 hw_lro = 0;
1048                 netdev->features &= ~NETIF_F_LRO;
1049         }
1050
1051         if (qlcnic_config_hw_lro(adapter, hw_lro))
1052                 return -EIO;
1053
1054         if ((hw_lro == 0) && qlcnic_send_lro_cleanup(adapter))
1055                 return -EIO;
1056
1057
1058         return 0;
1059 }
1060
1061 static u32 qlcnic_get_msglevel(struct net_device *netdev)
1062 {
1063         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1064
1065         return adapter->msg_enable;
1066 }
1067
1068 static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
1069 {
1070         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1071
1072         adapter->msg_enable = msglvl;
1073 }
1074
1075 const struct ethtool_ops qlcnic_ethtool_ops = {
1076         .get_settings = qlcnic_get_settings,
1077         .set_settings = qlcnic_set_settings,
1078         .get_drvinfo = qlcnic_get_drvinfo,
1079         .get_regs_len = qlcnic_get_regs_len,
1080         .get_regs = qlcnic_get_regs,
1081         .get_link = ethtool_op_get_link,
1082         .get_eeprom_len = qlcnic_get_eeprom_len,
1083         .get_eeprom = qlcnic_get_eeprom,
1084         .get_ringparam = qlcnic_get_ringparam,
1085         .set_ringparam = qlcnic_set_ringparam,
1086         .get_pauseparam = qlcnic_get_pauseparam,
1087         .set_pauseparam = qlcnic_set_pauseparam,
1088         .get_tx_csum = qlcnic_get_tx_csum,
1089         .set_tx_csum = qlcnic_set_tx_csum,
1090         .set_sg = ethtool_op_set_sg,
1091         .get_tso = qlcnic_get_tso,
1092         .set_tso = qlcnic_set_tso,
1093         .get_wol = qlcnic_get_wol,
1094         .set_wol = qlcnic_set_wol,
1095         .self_test = qlcnic_diag_test,
1096         .get_strings = qlcnic_get_strings,
1097         .get_ethtool_stats = qlcnic_get_ethtool_stats,
1098         .get_sset_count = qlcnic_get_sset_count,
1099         .get_rx_csum = qlcnic_get_rx_csum,
1100         .set_rx_csum = qlcnic_set_rx_csum,
1101         .get_coalesce = qlcnic_get_intr_coalesce,
1102         .set_coalesce = qlcnic_set_intr_coalesce,
1103         .get_flags = ethtool_op_get_flags,
1104         .set_flags = qlcnic_set_flags,
1105         .phys_id = qlcnic_blink_led,
1106         .set_msglevel = qlcnic_set_msglevel,
1107         .get_msglevel = qlcnic_get_msglevel,
1108 };