git.oblomov.eu Git - linux-2.6/blob - drivers/net/ixgbe/ixgbe_ethtool.c

   1 /*******************************************************************************
   2
   3   Intel 10 Gigabit PCI Express Linux driver
   4   Copyright(c) 1999 - 2008 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  24   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  25
  26 *******************************************************************************/
  27
  28 /* ethtool support for ixgbe */
  29
  30 #include <linux/types.h>
  31 #include <linux/module.h>
  32 #include <linux/pci.h>
  33 #include <linux/netdevice.h>
  34 #include <linux/ethtool.h>
  35 #include <linux/vmalloc.h>
  36 #include <linux/uaccess.h>
  37
  38 #include "ixgbe.h"
  39
  40
  41 #define IXGBE_ALL_RAR_ENTRIES 16
  42
  43 struct ixgbe_stats {
  44         char stat_string[ETH_GSTRING_LEN];
  45         int sizeof_stat;
  46         int stat_offset;
  47 };
  48
  49 #define IXGBE_STAT(m) sizeof(((struct ixgbe_adapter *)0)->m), \
  50                              offsetof(struct ixgbe_adapter, m)
  51 static struct ixgbe_stats ixgbe_gstrings_stats[] = {
  52         {"rx_packets", IXGBE_STAT(net_stats.rx_packets)},
  53         {"tx_packets", IXGBE_STAT(net_stats.tx_packets)},
  54         {"rx_bytes", IXGBE_STAT(net_stats.rx_bytes)},
  55         {"tx_bytes", IXGBE_STAT(net_stats.tx_bytes)},
  56         {"lsc_int", IXGBE_STAT(lsc_int)},
  57         {"tx_busy", IXGBE_STAT(tx_busy)},
  58         {"non_eop_descs", IXGBE_STAT(non_eop_descs)},
  59         {"rx_errors", IXGBE_STAT(net_stats.rx_errors)},
  60         {"tx_errors", IXGBE_STAT(net_stats.tx_errors)},
  61         {"rx_dropped", IXGBE_STAT(net_stats.rx_dropped)},
  62         {"tx_dropped", IXGBE_STAT(net_stats.tx_dropped)},
  63         {"multicast", IXGBE_STAT(net_stats.multicast)},
  64         {"broadcast", IXGBE_STAT(stats.bprc)},
  65         {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
  66         {"collisions", IXGBE_STAT(net_stats.collisions)},
  67         {"rx_over_errors", IXGBE_STAT(net_stats.rx_over_errors)},
  68         {"rx_crc_errors", IXGBE_STAT(net_stats.rx_crc_errors)},
  69         {"rx_frame_errors", IXGBE_STAT(net_stats.rx_frame_errors)},
  70         {"rx_fifo_errors", IXGBE_STAT(net_stats.rx_fifo_errors)},
  71         {"rx_missed_errors", IXGBE_STAT(net_stats.rx_missed_errors)},
  72         {"tx_aborted_errors", IXGBE_STAT(net_stats.tx_aborted_errors)},
  73         {"tx_carrier_errors", IXGBE_STAT(net_stats.tx_carrier_errors)},
  74         {"tx_fifo_errors", IXGBE_STAT(net_stats.tx_fifo_errors)},
  75         {"tx_heartbeat_errors", IXGBE_STAT(net_stats.tx_heartbeat_errors)},
  76         {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
  77         {"tx_restart_queue", IXGBE_STAT(restart_queue)},
  78         {"rx_long_length_errors", IXGBE_STAT(stats.roc)},
  79         {"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
  80         {"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
  81         {"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
  82         {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
  83         {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
  84         {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
  85         {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
  86         {"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
  87         {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
  88         {"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
  89         {"rx_header_split", IXGBE_STAT(rx_hdr_split)},
  90         {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
  91         {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
  92         {"lro_aggregated", IXGBE_STAT(lro_aggregated)},
  93         {"lro_flushed", IXGBE_STAT(lro_flushed)},
  94 };
  95
  96 #define IXGBE_QUEUE_STATS_LEN \
  97         ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
  98         ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
  99         (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
 100 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN)
 101 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
 102 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN)
 103
 104 static int ixgbe_get_settings(struct net_device *netdev,
 105                               struct ethtool_cmd *ecmd)
 106 {
 107         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 108         struct ixgbe_hw *hw = &adapter->hw;
 109         u32 link_speed = 0;
 110         bool link_up;
 111
 112         ecmd->supported = SUPPORTED_10000baseT_Full;
 113         ecmd->autoneg = AUTONEG_ENABLE;
 114         ecmd->transceiver = XCVR_EXTERNAL;
 115         if (hw->phy.media_type == ixgbe_media_type_copper) {
 116                 ecmd->supported |= (SUPPORTED_1000baseT_Full |
 117                                     SUPPORTED_TP | SUPPORTED_Autoneg);
 118
 119                 ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg);
 120                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
 121                         ecmd->advertising |= ADVERTISED_10000baseT_Full;
 122                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
 123                         ecmd->advertising |= ADVERTISED_1000baseT_Full;
 124
 125                 ecmd->port = PORT_TP;
 126         } else {
 127                 ecmd->supported |= SUPPORTED_FIBRE;
 128                 ecmd->advertising = (ADVERTISED_10000baseT_Full |
 129                                      ADVERTISED_FIBRE);
 130                 ecmd->port = PORT_FIBRE;
 131                 ecmd->autoneg = AUTONEG_DISABLE;
 132         }
 133
 134         hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
 135         if (link_up) {
 136                 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
 137                                SPEED_10000 : SPEED_1000;
 138                 ecmd->duplex = DUPLEX_FULL;
 139         } else {
 140                 ecmd->speed = -1;
 141                 ecmd->duplex = -1;
 142         }
 143
 144         return 0;
 145 }
 146
 147 static int ixgbe_set_settings(struct net_device *netdev,
 148                               struct ethtool_cmd *ecmd)
 149 {
 150         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 151         struct ixgbe_hw *hw = &adapter->hw;
 152         u32 advertised, old;
 153         s32 err;
 154
 155         switch (hw->phy.media_type) {
 156         case ixgbe_media_type_fiber:
 157                 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
 158                     (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
 159                         return -EINVAL;
 160                 /* in this case we currently only support 10Gb/FULL */
 161                 break;
 162         case ixgbe_media_type_copper:
 163                 /* 10000/copper and 1000/copper must autoneg
 164                  * this function does not support any duplex forcing, but can
 165                  * limit the advertising of the adapter to only 10000 or 1000 */
 166                 if (ecmd->autoneg == AUTONEG_DISABLE)
 167                         return -EINVAL;
 168
 169                 old = hw->phy.autoneg_advertised;
 170                 advertised = 0;
 171                 if (ecmd->advertising & ADVERTISED_10000baseT_Full)
 172                         advertised |= IXGBE_LINK_SPEED_10GB_FULL;
 173
 174                 if (ecmd->advertising & ADVERTISED_1000baseT_Full)
 175                         advertised |= IXGBE_LINK_SPEED_1GB_FULL;
 176
 177                 if (old == advertised)
 178                         break;
 179                 /* this sets the link speed and restarts auto-neg */
 180                 err = hw->mac.ops.setup_link_speed(hw, advertised, true, true);
 181                 if (err) {
 182                         DPRINTK(PROBE, INFO,
 183                                 "setup link failed with code %d\n", err);
 184                         hw->mac.ops.setup_link_speed(hw, old, true, true);
 185                 }
 186                 break;
 187         default:
 188                 break;
 189         }
 190
 191         return 0;
 192 }
 193
 194 static void ixgbe_get_pauseparam(struct net_device *netdev,
 195                                  struct ethtool_pauseparam *pause)
 196 {
 197         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 198         struct ixgbe_hw *hw = &adapter->hw;
 199
 200         pause->autoneg = (hw->fc.type == ixgbe_fc_full ? 1 : 0);
 201
 202         if (hw->fc.type == ixgbe_fc_rx_pause) {
 203                 pause->rx_pause = 1;
 204         } else if (hw->fc.type == ixgbe_fc_tx_pause) {
 205                 pause->tx_pause = 1;
 206         } else if (hw->fc.type == ixgbe_fc_full) {
 207                 pause->rx_pause = 1;
 208                 pause->tx_pause = 1;
 209         }
 210 }
 211
 212 static int ixgbe_set_pauseparam(struct net_device *netdev,
 213                                 struct ethtool_pauseparam *pause)
 214 {
 215         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 216         struct ixgbe_hw *hw = &adapter->hw;
 217
 218         if ((pause->autoneg == AUTONEG_ENABLE) ||
 219             (pause->rx_pause && pause->tx_pause))
 220                 hw->fc.type = ixgbe_fc_full;
 221         else if (pause->rx_pause && !pause->tx_pause)
 222                 hw->fc.type = ixgbe_fc_rx_pause;
 223         else if (!pause->rx_pause && pause->tx_pause)
 224                 hw->fc.type = ixgbe_fc_tx_pause;
 225         else if (!pause->rx_pause && !pause->tx_pause)
 226                 hw->fc.type = ixgbe_fc_none;
 227         else
 228                 return -EINVAL;
 229
 230         hw->fc.original_type = hw->fc.type;
 231
 232         if (netif_running(netdev))
 233                 ixgbe_reinit_locked(adapter);
 234         else
 235                 ixgbe_reset(adapter);
 236
 237         return 0;
 238 }
 239
 240 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 241 {
 242         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 243         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 244 }
 245
 246 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 247 {
 248         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 249         if (data)
 250                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 251         else
 252                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 253
 254         if (netif_running(netdev))
 255                 ixgbe_reinit_locked(adapter);
 256         else
 257                 ixgbe_reset(adapter);
 258
 259         return 0;
 260 }
 261
 262 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
 263 {
 264         return (netdev->features & NETIF_F_IP_CSUM) != 0;
 265 }
 266
 267 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 268 {
 269         if (data)
 270                 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 271         else
 272                 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 273
 274         return 0;
 275 }
 276
 277 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 278 {
 279         if (data) {
 280                 netdev->features |= NETIF_F_TSO;
 281                 netdev->features |= NETIF_F_TSO6;
 282         } else {
 283                 netif_tx_stop_all_queues(netdev);
 284                 netdev->features &= ~NETIF_F_TSO;
 285                 netdev->features &= ~NETIF_F_TSO6;
 286                 netif_tx_start_all_queues(netdev);
 287         }
 288         return 0;
 289 }
 290
 291 static u32 ixgbe_get_msglevel(struct net_device *netdev)
 292 {
 293         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 294         return adapter->msg_enable;
 295 }
 296
 297 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 298 {
 299         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 300         adapter->msg_enable = data;
 301 }
 302
 303 static int ixgbe_get_regs_len(struct net_device *netdev)
 304 {
 305 #define IXGBE_REGS_LEN  1128
 306         return IXGBE_REGS_LEN * sizeof(u32);
 307 }
 308
 309 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 310
 311 static void ixgbe_get_regs(struct net_device *netdev,
 312                            struct ethtool_regs *regs, void *p)
 313 {
 314         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 315         struct ixgbe_hw *hw = &adapter->hw;
 316         u32 *regs_buff = p;
 317         u8 i;
 318
 319         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 320
 321         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 322
 323         /* General Registers */
 324         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 325         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 326         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 327         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 328         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 329         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 330         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 331         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 332
 333         /* NVM Register */
 334         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 335         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 336         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 337         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 338         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 339         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 340         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 341         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 342         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 343         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 344
 345         /* Interrupt */
 346         /* don't read EICR because it can clear interrupt causes, instead
 347          * read EICS which is a shadow but doesn't clear EICR */
 348         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
 349         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 350         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 351         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 352         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 353         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 354         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 355         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 356         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 357         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 358         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
 359         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 360
 361         /* Flow Control */
 362         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 363         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 364         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 365         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 366         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 367         for (i = 0; i < 8; i++)
 368                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 369         for (i = 0; i < 8; i++)
 370                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 371         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 372         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 373
 374         /* Receive DMA */
 375         for (i = 0; i < 64; i++)
 376                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 377         for (i = 0; i < 64; i++)
 378                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 379         for (i = 0; i < 64; i++)
 380                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 381         for (i = 0; i < 64; i++)
 382                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 383         for (i = 0; i < 64; i++)
 384                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 385         for (i = 0; i < 64; i++)
 386                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 387         for (i = 0; i < 16; i++)
 388                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 389         for (i = 0; i < 16; i++)
 390                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 391         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 392         for (i = 0; i < 8; i++)
 393                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 394         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 395         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 396
 397         /* Receive */
 398         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 399         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 400         for (i = 0; i < 16; i++)
 401                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 402         for (i = 0; i < 16; i++)
 403                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 404         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
 405         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 406         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 407         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 408         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 409         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 410         for (i = 0; i < 8; i++)
 411                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 412         for (i = 0; i < 8; i++)
 413                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 414         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 415
 416         /* Transmit */
 417         for (i = 0; i < 32; i++)
 418                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 419         for (i = 0; i < 32; i++)
 420                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 421         for (i = 0; i < 32; i++)
 422                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 423         for (i = 0; i < 32; i++)
 424                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 425         for (i = 0; i < 32; i++)
 426                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 427         for (i = 0; i < 32; i++)
 428                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 429         for (i = 0; i < 32; i++)
 430                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 431         for (i = 0; i < 32; i++)
 432                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 433         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 434         for (i = 0; i < 16; i++)
 435                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 436         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 437         for (i = 0; i < 8; i++)
 438                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 439         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 440
 441         /* Wake Up */
 442         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 443         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 444         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 445         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 446         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 447         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 448         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 449         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
 450         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
 451
 452         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 453         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 454         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 455         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 456         for (i = 0; i < 8; i++)
 457                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 458         for (i = 0; i < 8; i++)
 459                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 460         for (i = 0; i < 8; i++)
 461                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 462         for (i = 0; i < 8; i++)
 463                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 464         for (i = 0; i < 8; i++)
 465                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 466         for (i = 0; i < 8; i++)
 467                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 468
 469         /* Statistics */
 470         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 471         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 472         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 473         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 474         for (i = 0; i < 8; i++)
 475                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 476         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 477         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 478         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 479         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 480         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 481         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 482         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 483         for (i = 0; i < 8; i++)
 484                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 485         for (i = 0; i < 8; i++)
 486                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 487         for (i = 0; i < 8; i++)
 488                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 489         for (i = 0; i < 8; i++)
 490                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 491         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 492         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 493         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 494         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 495         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 496         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 497         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 498         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 499         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 500         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 501         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 502         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 503         for (i = 0; i < 8; i++)
 504                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 505         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 506         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 507         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 508         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 509         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 510         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 511         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 512         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 513         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 514         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 515         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 516         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 517         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 518         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 519         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 520         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 521         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 522         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 523         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 524         for (i = 0; i < 16; i++)
 525                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 526         for (i = 0; i < 16; i++)
 527                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 528         for (i = 0; i < 16; i++)
 529                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 530         for (i = 0; i < 16; i++)
 531                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 532
 533         /* MAC */
 534         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 535         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 536         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 537         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 538         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 539         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 540         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 541         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 542         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 543         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 544         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 545         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 546         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 547         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 548         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 549         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 550         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 551         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 552         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 553         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 554         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 555         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 556         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 557         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 558         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 559         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 560         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 561         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 562         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 563         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 564         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 565         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 566         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 567
 568         /* Diagnostic */
 569         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 570         for (i = 0; i < 8; i++)
 571                 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 572         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 573         for (i = 0; i < 4; i++)
 574                 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
 575         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 576         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 577         for (i = 0; i < 8; i++)
 578                 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 579         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 580         for (i = 0; i < 4; i++)
 581                 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
 582         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 583         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 584         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 585         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 586         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 587         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 588         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 589         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 590         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 591         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 592         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 593         for (i = 0; i < 8; i++)
 594                 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 595         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 596         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 597         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 598         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 599         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 600         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 601         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 602         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 603         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 604 }
 605
 606 static int ixgbe_get_eeprom_len(struct net_device *netdev)
 607 {
 608         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 609         return adapter->hw.eeprom.word_size * 2;
 610 }
 611
 612 static int ixgbe_get_eeprom(struct net_device *netdev,
 613                             struct ethtool_eeprom *eeprom, u8 *bytes)
 614 {
 615         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 616         struct ixgbe_hw *hw = &adapter->hw;
 617         u16 *eeprom_buff;
 618         int first_word, last_word, eeprom_len;
 619         int ret_val = 0;
 620         u16 i;
 621
 622         if (eeprom->len == 0)
 623                 return -EINVAL;
 624
 625         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 626
 627         first_word = eeprom->offset >> 1;
 628         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 629         eeprom_len = last_word - first_word + 1;
 630
 631         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 632         if (!eeprom_buff)
 633                 return -ENOMEM;
 634
 635         for (i = 0; i < eeprom_len; i++) {
 636                 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
 637                     &eeprom_buff[i])))
 638                         break;
 639         }
 640
 641         /* Device's eeprom is always little-endian, word addressable */
 642         for (i = 0; i < eeprom_len; i++)
 643                 le16_to_cpus(&eeprom_buff[i]);
 644
 645         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 646         kfree(eeprom_buff);
 647
 648         return ret_val;
 649 }
 650
 651 static void ixgbe_get_drvinfo(struct net_device *netdev,
 652                               struct ethtool_drvinfo *drvinfo)
 653 {
 654         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 655
 656         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 657         strncpy(drvinfo->version, ixgbe_driver_version, 32);
 658         strncpy(drvinfo->fw_version, "N/A", 32);
 659         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 660         drvinfo->n_stats = IXGBE_STATS_LEN;
 661         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 662 }
 663
 664 static void ixgbe_get_ringparam(struct net_device *netdev,
 665                                 struct ethtool_ringparam *ring)
 666 {
 667         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 668         struct ixgbe_ring *tx_ring = adapter->tx_ring;
 669         struct ixgbe_ring *rx_ring = adapter->rx_ring;
 670
 671         ring->rx_max_pending = IXGBE_MAX_RXD;
 672         ring->tx_max_pending = IXGBE_MAX_TXD;
 673         ring->rx_mini_max_pending = 0;
 674         ring->rx_jumbo_max_pending = 0;
 675         ring->rx_pending = rx_ring->count;
 676         ring->tx_pending = tx_ring->count;
 677         ring->rx_mini_pending = 0;
 678         ring->rx_jumbo_pending = 0;
 679 }
 680
 681 static int ixgbe_set_ringparam(struct net_device *netdev,
 682                                struct ethtool_ringparam *ring)
 683 {
 684         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 685         struct ixgbe_ring *temp_ring;
 686         int i, err;
 687         u32 new_rx_count, new_tx_count;
 688
 689         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 690                 return -EINVAL;
 691
 692         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 693         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 694         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 695
 696         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 697         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 698         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 699
 700         if ((new_tx_count == adapter->tx_ring->count) &&
 701             (new_rx_count == adapter->rx_ring->count)) {
 702                 /* nothing to do */
 703                 return 0;
 704         }
 705
 706         if (adapter->num_tx_queues > adapter->num_rx_queues)
 707                 temp_ring = vmalloc(adapter->num_tx_queues *
 708                                     sizeof(struct ixgbe_ring));
 709         else
 710                 temp_ring = vmalloc(adapter->num_rx_queues *
 711                                     sizeof(struct ixgbe_ring));
 712         if (!temp_ring)
 713                 return -ENOMEM;
 714
 715         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 716                 msleep(1);
 717
 718         if (netif_running(netdev))
 719                 ixgbe_down(adapter);
 720
 721         /*
 722          * We can't just free everything and then setup again,
 723          * because the ISRs in MSI-X mode get passed pointers
 724          * to the tx and rx ring structs.
 725          */
 726         if (new_tx_count != adapter->tx_ring->count) {
 727                 memcpy(temp_ring, adapter->tx_ring,
 728                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
 729
 730                 for (i = 0; i < adapter->num_tx_queues; i++) {
 731                         temp_ring[i].count = new_tx_count;
 732                         err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]);
 733                         if (err) {
 734                                 while (i) {
 735                                         i--;
 736                                         ixgbe_free_tx_resources(adapter,
 737                                                                 &temp_ring[i]);
 738                                 }
 739                                 goto err_setup;
 740                         }
 741                 }
 742
 743                 for (i = 0; i < adapter->num_tx_queues; i++)
 744                         ixgbe_free_tx_resources(adapter, &adapter->tx_ring[i]);
 745
 746                 memcpy(adapter->tx_ring, temp_ring,
 747                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
 748
 749                 adapter->tx_ring_count = new_tx_count;
 750         }
 751
 752         if (new_rx_count != adapter->rx_ring->count) {
 753                 memcpy(temp_ring, adapter->rx_ring,
 754                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
 755
 756                 for (i = 0; i < adapter->num_rx_queues; i++) {
 757                         temp_ring[i].count = new_rx_count;
 758                         err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
 759                         if (err) {
 760                                 while (i) {
 761                                         i--;
 762                                         ixgbe_free_rx_resources(adapter,
 763                                                                 &temp_ring[i]);
 764                                 }
 765                                 goto err_setup;
 766                         }
 767                 }
 768
 769                 for (i = 0; i < adapter->num_rx_queues; i++)
 770                         ixgbe_free_rx_resources(adapter, &adapter->rx_ring[i]);
 771
 772                 memcpy(adapter->rx_ring, temp_ring,
 773                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
 774
 775                 adapter->rx_ring_count = new_rx_count;
 776         }
 777
 778         /* success! */
 779         err = 0;
 780 err_setup:
 781         if (netif_running(netdev))
 782                 ixgbe_up(adapter);
 783
 784         clear_bit(__IXGBE_RESETTING, &adapter->state);
 785         return err;
 786 }
 787
 788 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
 789 {
 790         switch (sset) {
 791         case ETH_SS_STATS:
 792                 return IXGBE_STATS_LEN;
 793         default:
 794                 return -EOPNOTSUPP;
 795         }
 796 }
 797
 798 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 799                                     struct ethtool_stats *stats, u64 *data)
 800 {
 801         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 802         u64 *queue_stat;
 803         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 804         int j, k;
 805         int i;
 806         u64 aggregated = 0, flushed = 0, no_desc = 0;
 807         for (i = 0; i < adapter->num_rx_queues; i++) {
 808                 aggregated += adapter->rx_ring[i].lro_mgr.stats.aggregated;
 809                 flushed += adapter->rx_ring[i].lro_mgr.stats.flushed;
 810                 no_desc += adapter->rx_ring[i].lro_mgr.stats.no_desc;
 811         }
 812         adapter->lro_aggregated = aggregated;
 813         adapter->lro_flushed = flushed;
 814         adapter->lro_no_desc = no_desc;
 815
 816         ixgbe_update_stats(adapter);
 817         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 818                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
 819                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
 820                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
 821         }
 822         for (j = 0; j < adapter->num_tx_queues; j++) {
 823                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
 824                 for (k = 0; k < stat_count; k++)
 825                         data[i + k] = queue_stat[k];
 826                 i += k;
 827         }
 828         for (j = 0; j < adapter->num_rx_queues; j++) {
 829                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
 830                 for (k = 0; k < stat_count; k++)
 831                         data[i + k] = queue_stat[k];
 832                 i += k;
 833         }
 834 }
 835
 836 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 837                               u8 *data)
 838 {
 839         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 840         char *p = (char *)data;
 841         int i;
 842
 843         switch (stringset) {
 844         case ETH_SS_STATS:
 845                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 846                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
 847                                ETH_GSTRING_LEN);
 848                         p += ETH_GSTRING_LEN;
 849                 }
 850                 for (i = 0; i < adapter->num_tx_queues; i++) {
 851                         sprintf(p, "tx_queue_%u_packets", i);
 852                         p += ETH_GSTRING_LEN;
 853                         sprintf(p, "tx_queue_%u_bytes", i);
 854                         p += ETH_GSTRING_LEN;
 855                 }
 856                 for (i = 0; i < adapter->num_rx_queues; i++) {
 857                         sprintf(p, "rx_queue_%u_packets", i);
 858                         p += ETH_GSTRING_LEN;
 859                         sprintf(p, "rx_queue_%u_bytes", i);
 860                         p += ETH_GSTRING_LEN;
 861                 }
 862                 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
 863                 break;
 864         }
 865 }
 866
 867
 868 static void ixgbe_get_wol(struct net_device *netdev,
 869                           struct ethtool_wolinfo *wol)
 870 {
 871         wol->supported = 0;
 872         wol->wolopts = 0;
 873
 874         return;
 875 }
 876
 877 static int ixgbe_nway_reset(struct net_device *netdev)
 878 {
 879         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 880
 881         if (netif_running(netdev))
 882                 ixgbe_reinit_locked(adapter);
 883
 884         return 0;
 885 }
 886
 887 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 888 {
 889         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 890         struct ixgbe_hw *hw = &adapter->hw;
 891         u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 892         u32 i;
 893
 894         if (!data || data > 300)
 895                 data = 300;
 896
 897         for (i = 0; i < (data * 1000); i += 400) {
 898                 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
 899                 msleep_interruptible(200);
 900                 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
 901                 msleep_interruptible(200);
 902         }
 903
 904         /* Restore LED settings */
 905         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 906
 907         return 0;
 908 }
 909
 910 static int ixgbe_get_coalesce(struct net_device *netdev,
 911                               struct ethtool_coalesce *ec)
 912 {
 913         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 914
 915         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 916
 917         /* only valid if in constant ITR mode */
 918         switch (adapter->itr_setting) {
 919         case 0:
 920                 /* throttling disabled */
 921                 ec->rx_coalesce_usecs = 0;
 922                 break;
 923         case 1:
 924                 /* dynamic ITR mode */
 925                 ec->rx_coalesce_usecs = 1;
 926                 break;
 927         default:
 928                 /* fixed interrupt rate mode */
 929                 ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
 930                 break;
 931         }
 932         return 0;
 933 }
 934
 935 static int ixgbe_set_coalesce(struct net_device *netdev,
 936                               struct ethtool_coalesce *ec)
 937 {
 938         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 939         struct ixgbe_hw *hw = &adapter->hw;
 940         int i;
 941
 942         if (ec->tx_max_coalesced_frames_irq)
 943                 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
 944
 945         if (ec->rx_coalesce_usecs > 1) {
 946                 /* store the value in ints/second */
 947                 adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
 948
 949                 /* static value of interrupt rate */
 950                 adapter->itr_setting = adapter->eitr_param;
 951                 /* clear the lower bit */
 952                 adapter->itr_setting &= ~1;
 953         } else if (ec->rx_coalesce_usecs == 1) {
 954                 /* 1 means dynamic mode */
 955                 adapter->eitr_param = 20000;
 956                 adapter->itr_setting = 1;
 957         } else {
 958                 /* any other value means disable eitr, which is best
 959                  * served by setting the interrupt rate very high */
 960                 adapter->eitr_param = 3000000;
 961                 adapter->itr_setting = 0;
 962         }
 963
 964         for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
 965                 struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
 966                 if (q_vector->txr_count && !q_vector->rxr_count)
 967                         q_vector->eitr = (adapter->eitr_param >> 1);
 968                 else
 969                         /* rx only or mixed */
 970                         q_vector->eitr = adapter->eitr_param;
 971                 IXGBE_WRITE_REG(hw, IXGBE_EITR(i),
 972                                 EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
 973         }
 974
 975         return 0;
 976 }
 977
 978
 979 static const struct ethtool_ops ixgbe_ethtool_ops = {
 980         .get_settings           = ixgbe_get_settings,
 981         .set_settings           = ixgbe_set_settings,
 982         .get_drvinfo            = ixgbe_get_drvinfo,
 983         .get_regs_len           = ixgbe_get_regs_len,
 984         .get_regs               = ixgbe_get_regs,
 985         .get_wol                = ixgbe_get_wol,
 986         .nway_reset             = ixgbe_nway_reset,
 987         .get_link               = ethtool_op_get_link,
 988         .get_eeprom_len         = ixgbe_get_eeprom_len,
 989         .get_eeprom             = ixgbe_get_eeprom,
 990         .get_ringparam          = ixgbe_get_ringparam,
 991         .set_ringparam          = ixgbe_set_ringparam,
 992         .get_pauseparam         = ixgbe_get_pauseparam,
 993         .set_pauseparam         = ixgbe_set_pauseparam,
 994         .get_rx_csum            = ixgbe_get_rx_csum,
 995         .set_rx_csum            = ixgbe_set_rx_csum,
 996         .get_tx_csum            = ixgbe_get_tx_csum,
 997         .set_tx_csum            = ixgbe_set_tx_csum,
 998         .get_sg                 = ethtool_op_get_sg,
 999         .set_sg                 = ethtool_op_set_sg,
1000         .get_msglevel           = ixgbe_get_msglevel,
1001         .set_msglevel           = ixgbe_set_msglevel,
1002         .get_tso                = ethtool_op_get_tso,
1003         .set_tso                = ixgbe_set_tso,
1004         .get_strings            = ixgbe_get_strings,
1005         .phys_id                = ixgbe_phys_id,
1006         .get_sset_count         = ixgbe_get_sset_count,
1007         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
1008         .get_coalesce           = ixgbe_get_coalesce,
1009         .set_coalesce           = ixgbe_set_coalesce,
1010         .get_flags              = ethtool_op_get_flags,
1011         .set_flags              = ethtool_op_set_flags,
1012 };
1013
1014 void ixgbe_set_ethtool_ops(struct net_device *netdev)
1015 {
1016         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
1017 }