drivers/net/ixgbe/ixgbe_ethtool.c

   1 /*******************************************************************************
   2
   3   Intel 10 Gigabit PCI Express Linux driver
   4   Copyright(c) 1999 - 2007 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   Linux NICS <linux.nics@intel.com>
  24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 /* ethtool support for ixgbe */
  30
  31 #include <linux/types.h>
  32 #include <linux/module.h>
  33 #include <linux/pci.h>
  34 #include <linux/netdevice.h>
  35 #include <linux/ethtool.h>
  36 #include <linux/vmalloc.h>
  37 #include <linux/uaccess.h>
  38
  39 #include "ixgbe.h"
  40
  41
  42 #define IXGBE_ALL_RAR_ENTRIES 16
  43
  44 struct ixgbe_stats {
  45         char stat_string[ETH_GSTRING_LEN];
  46         int sizeof_stat;
  47         int stat_offset;
  48 };
  49
  50 #define IXGBE_STAT(m) sizeof(((struct ixgbe_adapter *)0)->m), \
  51                       offsetof(struct ixgbe_adapter, m)
  52 static struct ixgbe_stats ixgbe_gstrings_stats[] = {
  53         {"rx_packets", IXGBE_STAT(net_stats.rx_packets)},
  54         {"tx_packets", IXGBE_STAT(net_stats.tx_packets)},
  55         {"rx_bytes", IXGBE_STAT(net_stats.rx_bytes)},
  56         {"tx_bytes", IXGBE_STAT(net_stats.tx_bytes)},
  57         {"lsc_int", IXGBE_STAT(lsc_int)},
  58         {"tx_busy", IXGBE_STAT(tx_busy)},
  59         {"non_eop_descs", IXGBE_STAT(non_eop_descs)},
  60         {"rx_errors", IXGBE_STAT(net_stats.rx_errors)},
  61         {"tx_errors", IXGBE_STAT(net_stats.tx_errors)},
  62         {"rx_dropped", IXGBE_STAT(net_stats.rx_dropped)},
  63         {"tx_dropped", IXGBE_STAT(net_stats.tx_dropped)},
  64         {"multicast", IXGBE_STAT(net_stats.multicast)},
  65         {"broadcast", IXGBE_STAT(stats.bprc)},
  66         {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
  67         {"collisions", IXGBE_STAT(net_stats.collisions)},
  68         {"rx_over_errors", IXGBE_STAT(net_stats.rx_over_errors)},
  69         {"rx_crc_errors", IXGBE_STAT(net_stats.rx_crc_errors)},
  70         {"rx_frame_errors", IXGBE_STAT(net_stats.rx_frame_errors)},
  71         {"rx_fifo_errors", IXGBE_STAT(net_stats.rx_fifo_errors)},
  72         {"rx_missed_errors", IXGBE_STAT(net_stats.rx_missed_errors)},
  73         {"tx_aborted_errors", IXGBE_STAT(net_stats.tx_aborted_errors)},
  74         {"tx_carrier_errors", IXGBE_STAT(net_stats.tx_carrier_errors)},
  75         {"tx_fifo_errors", IXGBE_STAT(net_stats.tx_fifo_errors)},
  76         {"tx_heartbeat_errors", IXGBE_STAT(net_stats.tx_heartbeat_errors)},
  77         {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
  78         {"tx_restart_queue", IXGBE_STAT(restart_queue)},
  79         {"rx_long_length_errors", IXGBE_STAT(stats.roc)},
  80         {"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
  81         {"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
  82         {"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
  83         {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
  84         {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
  85         {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
  86         {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
  87         {"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
  88         {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
  89         {"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
  90         {"rx_header_split", IXGBE_STAT(rx_hdr_split)},
  91         {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
  92         {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
  93         {"lro_aggregated", IXGBE_STAT(lro_aggregated)},
  94         {"lro_flushed", IXGBE_STAT(lro_flushed)},
  95 };
  96
  97 #define IXGBE_QUEUE_STATS_LEN \
  98                 ((((struct ixgbe_adapter *)netdev->priv)->num_tx_queues + \
  99                  ((struct ixgbe_adapter *)netdev->priv)->num_rx_queues) * \
 100                  (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
 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         }
 132
 133         adapter->hw.mac.ops.check_link(hw, &(link_speed), &link_up);
 134         if (link_up) {
 135                 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
 136                                 SPEED_10000 : SPEED_1000;
 137                 ecmd->duplex = DUPLEX_FULL;
 138         } else {
 139                 ecmd->speed = -1;
 140                 ecmd->duplex = -1;
 141         }
 142
 143         return 0;
 144 }
 145
 146 static int ixgbe_set_settings(struct net_device *netdev,
 147                               struct ethtool_cmd *ecmd)
 148 {
 149         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 150         struct ixgbe_hw *hw = &adapter->hw;
 151
 152         switch (hw->phy.media_type) {
 153         case ixgbe_media_type_fiber:
 154                 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
 155                     (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
 156                         return -EINVAL;
 157                 /* in this case we currently only support 10Gb/FULL */
 158                 break;
 159         default:
 160                 break;
 161         }
 162
 163         return 0;
 164 }
 165
 166 static void ixgbe_get_pauseparam(struct net_device *netdev,
 167                                  struct ethtool_pauseparam *pause)
 168 {
 169         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 170         struct ixgbe_hw *hw = &adapter->hw;
 171
 172         pause->autoneg = (hw->fc.type == ixgbe_fc_full ? 1 : 0);
 173
 174         if (hw->fc.type == ixgbe_fc_rx_pause) {
 175                 pause->rx_pause = 1;
 176         } else if (hw->fc.type == ixgbe_fc_tx_pause) {
 177                 pause->tx_pause = 1;
 178         } else if (hw->fc.type == ixgbe_fc_full) {
 179                 pause->rx_pause = 1;
 180                 pause->tx_pause = 1;
 181         }
 182 }
 183
 184 static int ixgbe_set_pauseparam(struct net_device *netdev,
 185                                 struct ethtool_pauseparam *pause)
 186 {
 187         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 188         struct ixgbe_hw *hw = &adapter->hw;
 189
 190         if ((pause->autoneg == AUTONEG_ENABLE) ||
 191             (pause->rx_pause && pause->tx_pause))
 192                 hw->fc.type = ixgbe_fc_full;
 193         else if (pause->rx_pause && !pause->tx_pause)
 194                 hw->fc.type = ixgbe_fc_rx_pause;
 195         else if (!pause->rx_pause && pause->tx_pause)
 196                 hw->fc.type = ixgbe_fc_tx_pause;
 197         else if (!pause->rx_pause && !pause->tx_pause)
 198                 hw->fc.type = ixgbe_fc_none;
 199         else
 200                 return -EINVAL;
 201
 202         hw->fc.original_type = hw->fc.type;
 203
 204         if (netif_running(netdev))
 205                 ixgbe_reinit_locked(adapter);
 206         else
 207                 ixgbe_reset(adapter);
 208
 209         return 0;
 210 }
 211
 212 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 213 {
 214         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 215         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 216 }
 217
 218 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 219 {
 220         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 221         if (data)
 222                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 223         else
 224                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 225
 226         if (netif_running(netdev))
 227                 ixgbe_reinit_locked(adapter);
 228         else
 229                 ixgbe_reset(adapter);
 230
 231         return 0;
 232 }
 233
 234 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
 235 {
 236         return (netdev->features & NETIF_F_HW_CSUM) != 0;
 237 }
 238
 239 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 240 {
 241         if (data)
 242                 netdev->features |= NETIF_F_HW_CSUM;
 243         else
 244                 netdev->features &= ~NETIF_F_HW_CSUM;
 245
 246         return 0;
 247 }
 248
 249 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 250 {
 251         if (data) {
 252                 netdev->features |= NETIF_F_TSO;
 253                 netdev->features |= NETIF_F_TSO6;
 254         } else {
 255                 netif_tx_stop_all_queues(netdev);
 256                 netdev->features &= ~NETIF_F_TSO;
 257                 netdev->features &= ~NETIF_F_TSO6;
 258                 netif_tx_start_all_queues(netdev);
 259         }
 260         return 0;
 261 }
 262
 263 static u32 ixgbe_get_msglevel(struct net_device *netdev)
 264 {
 265         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 266         return adapter->msg_enable;
 267 }
 268
 269 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 270 {
 271         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 272         adapter->msg_enable = data;
 273 }
 274
 275 static int ixgbe_get_regs_len(struct net_device *netdev)
 276 {
 277 #define IXGBE_REGS_LEN  1128
 278         return IXGBE_REGS_LEN * sizeof(u32);
 279 }
 280
 281 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 282
 283 static void ixgbe_get_regs(struct net_device *netdev,
 284                            struct ethtool_regs *regs, void *p)
 285 {
 286         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 287         struct ixgbe_hw *hw = &adapter->hw;
 288         u32 *regs_buff = p;
 289         u8 i;
 290
 291         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 292
 293         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 294
 295         /* General Registers */
 296         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 297         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 298         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 299         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 300         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 301         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 302         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 303         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 304
 305         /* NVM Register */
 306         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 307         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 308         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 309         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 310         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 311         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 312         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 313         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 314         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 315         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 316
 317         /* Interrupt */
 318         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICR);
 319         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 320         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 321         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 322         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 323         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 324         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 325         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 326         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 327         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 328         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL);
 329         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 330
 331         /* Flow Control */
 332         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 333         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 334         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 335         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 336         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 337         for (i = 0; i < 8; i++)
 338                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 339         for (i = 0; i < 8; i++)
 340                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 341         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 342         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 343
 344         /* Receive DMA */
 345         for (i = 0; i < 64; i++)
 346                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 347         for (i = 0; i < 64; i++)
 348                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 349         for (i = 0; i < 64; i++)
 350                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 351         for (i = 0; i < 64; i++)
 352                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 353         for (i = 0; i < 64; i++)
 354                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 355         for (i = 0; i < 64; i++)
 356                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 357         for (i = 0; i < 16; i++)
 358                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 359         for (i = 0; i < 16; i++)
 360                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 361         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 362         for (i = 0; i < 8; i++)
 363                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 364         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 365         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 366
 367         /* Receive */
 368         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 369         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 370         for (i = 0; i < 16; i++)
 371                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 372         for (i = 0; i < 16; i++)
 373                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 374         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE);
 375         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 376         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 377         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 378         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 379         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 380         for (i = 0; i < 8; i++)
 381                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 382         for (i = 0; i < 8; i++)
 383                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 384         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 385
 386         /* Transmit */
 387         for (i = 0; i < 32; i++)
 388                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 389         for (i = 0; i < 32; i++)
 390                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 391         for (i = 0; i < 32; i++)
 392                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 393         for (i = 0; i < 32; i++)
 394                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 395         for (i = 0; i < 32; i++)
 396                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 397         for (i = 0; i < 32; i++)
 398                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 399         for (i = 0; i < 32; i++)
 400                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 401         for (i = 0; i < 32; i++)
 402                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 403         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 404         for (i = 0; i < 16; i++)
 405                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 406         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 407         for (i = 0; i < 8; i++)
 408                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 409         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 410
 411         /* Wake Up */
 412         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 413         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 414         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 415         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 416         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 417         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 418         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 419         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
 420         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
 421
 422         /* DCE */
 423         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 424         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 425         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 426         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 427         for (i = 0; i < 8; i++)
 428                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 429         for (i = 0; i < 8; i++)
 430                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 431         for (i = 0; i < 8; i++)
 432                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 433         for (i = 0; i < 8; i++)
 434                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 435         for (i = 0; i < 8; i++)
 436                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 437         for (i = 0; i < 8; i++)
 438                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 439
 440         /* Statistics */
 441         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 442         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 443         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 444         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 445         for (i = 0; i < 8; i++)
 446                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 447         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 448         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 449         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 450         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 451         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 452         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 453         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 454         for (i = 0; i < 8; i++)
 455                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 456         for (i = 0; i < 8; i++)
 457                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 458         for (i = 0; i < 8; i++)
 459                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 460         for (i = 0; i < 8; i++)
 461                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 462         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 463         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 464         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 465         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 466         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 467         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 468         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 469         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 470         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 471         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 472         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 473         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 474         for (i = 0; i < 8; i++)
 475                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 476         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 477         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 478         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 479         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 480         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 481         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 482         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 483         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 484         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 485         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 486         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 487         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 488         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 489         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 490         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 491         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 492         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 493         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 494         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 495         for (i = 0; i < 16; i++)
 496                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 497         for (i = 0; i < 16; i++)
 498                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 499         for (i = 0; i < 16; i++)
 500                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 501         for (i = 0; i < 16; i++)
 502                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 503
 504         /* MAC */
 505         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 506         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 507         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 508         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 509         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 510         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 511         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 512         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 513         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 514         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 515         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 516         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 517         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 518         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 519         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 520         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 521         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 522         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 523         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 524         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 525         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 526         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 527         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 528         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 529         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 530         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 531         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 532         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 533         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 534         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 535         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 536         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 537         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 538
 539         /* Diagnostic */
 540         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 541         for (i = 0; i < 8; i++)
 542                 regs_buff[1072] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 543         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 544         regs_buff[1081] = IXGBE_READ_REG(hw, IXGBE_RIC_DW0);
 545         regs_buff[1082] = IXGBE_READ_REG(hw, IXGBE_RIC_DW1);
 546         regs_buff[1083] = IXGBE_READ_REG(hw, IXGBE_RIC_DW2);
 547         regs_buff[1084] = IXGBE_READ_REG(hw, IXGBE_RIC_DW3);
 548         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 549         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 550         for (i = 0; i < 8; i++)
 551                 regs_buff[1087] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 552         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 553         regs_buff[1096] = IXGBE_READ_REG(hw, IXGBE_TIC_DW0);
 554         regs_buff[1097] = IXGBE_READ_REG(hw, IXGBE_TIC_DW1);
 555         regs_buff[1098] = IXGBE_READ_REG(hw, IXGBE_TIC_DW2);
 556         regs_buff[1099] = IXGBE_READ_REG(hw, IXGBE_TIC_DW3);
 557         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 558         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 559         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 560         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 561         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 562         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 563         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 564         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 565         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 566         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 567         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 568         for (i = 0; i < 8; i++)
 569                 regs_buff[1111] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 570         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 571         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 572         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 573         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 574         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 575         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 576         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 577         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 578         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 579 }
 580
 581 static int ixgbe_get_eeprom_len(struct net_device *netdev)
 582 {
 583         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 584         return adapter->hw.eeprom.word_size * 2;
 585 }
 586
 587 static int ixgbe_get_eeprom(struct net_device *netdev,
 588                             struct ethtool_eeprom *eeprom, u8 *bytes)
 589 {
 590         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 591         struct ixgbe_hw *hw = &adapter->hw;
 592         u16 *eeprom_buff;
 593         int first_word, last_word, eeprom_len;
 594         int ret_val = 0;
 595         u16 i;
 596
 597         if (eeprom->len == 0)
 598                 return -EINVAL;
 599
 600         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 601
 602         first_word = eeprom->offset >> 1;
 603         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 604         eeprom_len = last_word - first_word + 1;
 605
 606         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 607         if (!eeprom_buff)
 608                 return -ENOMEM;
 609
 610         for (i = 0; i < eeprom_len; i++) {
 611                 if ((ret_val = ixgbe_read_eeprom(hw, first_word + i,
 612                                                  &eeprom_buff[i])))
 613                         break;
 614         }
 615
 616         /* Device's eeprom is always little-endian, word addressable */
 617         for (i = 0; i < eeprom_len; i++)
 618                 le16_to_cpus(&eeprom_buff[i]);
 619
 620         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 621         kfree(eeprom_buff);
 622
 623         return ret_val;
 624 }
 625
 626 static void ixgbe_get_drvinfo(struct net_device *netdev,
 627                               struct ethtool_drvinfo *drvinfo)
 628 {
 629         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 630
 631         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 632         strncpy(drvinfo->version, ixgbe_driver_version, 32);
 633         strncpy(drvinfo->fw_version, "N/A", 32);
 634         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 635         drvinfo->n_stats = IXGBE_STATS_LEN;
 636         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 637 }
 638
 639 static void ixgbe_get_ringparam(struct net_device *netdev,
 640                                 struct ethtool_ringparam *ring)
 641 {
 642         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 643         struct ixgbe_ring *tx_ring = adapter->tx_ring;
 644         struct ixgbe_ring *rx_ring = adapter->rx_ring;
 645
 646         ring->rx_max_pending = IXGBE_MAX_RXD;
 647         ring->tx_max_pending = IXGBE_MAX_TXD;
 648         ring->rx_mini_max_pending = 0;
 649         ring->rx_jumbo_max_pending = 0;
 650         ring->rx_pending = rx_ring->count;
 651         ring->tx_pending = tx_ring->count;
 652         ring->rx_mini_pending = 0;
 653         ring->rx_jumbo_pending = 0;
 654 }
 655
 656 static int ixgbe_set_ringparam(struct net_device *netdev,
 657                                struct ethtool_ringparam *ring)
 658 {
 659         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 660         struct ixgbe_tx_buffer *old_buf;
 661         struct ixgbe_rx_buffer *old_rx_buf;
 662         void *old_desc;
 663         int i, err;
 664         u32 new_rx_count, new_tx_count, old_size;
 665         dma_addr_t old_dma;
 666
 667         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 668                 return -EINVAL;
 669
 670         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 671         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 672         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 673
 674         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 675         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 676         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 677
 678         if ((new_tx_count == adapter->tx_ring->count) &&
 679             (new_rx_count == adapter->rx_ring->count)) {
 680                 /* nothing to do */
 681                 return 0;
 682         }
 683
 684         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 685                 msleep(1);
 686
 687         if (netif_running(netdev))
 688                 ixgbe_down(adapter);
 689
 690         /*
 691          * We can't just free everything and then setup again,
 692          * because the ISRs in MSI-X mode get passed pointers
 693          * to the tx and rx ring structs.
 694          */
 695         if (new_tx_count != adapter->tx_ring->count) {
 696                 for (i = 0; i < adapter->num_tx_queues; i++) {
 697                         /* Save existing descriptor ring */
 698                         old_buf = adapter->tx_ring[i].tx_buffer_info;
 699                         old_desc = adapter->tx_ring[i].desc;
 700                         old_size = adapter->tx_ring[i].size;
 701                         old_dma = adapter->tx_ring[i].dma;
 702                         /* Try to allocate a new one */
 703                         adapter->tx_ring[i].tx_buffer_info = NULL;
 704                         adapter->tx_ring[i].desc = NULL;
 705                         adapter->tx_ring[i].count = new_tx_count;
 706                         err = ixgbe_setup_tx_resources(adapter,
 707                                                        &adapter->tx_ring[i]);
 708                         if (err) {
 709                                 /* Restore the old one so at least
 710                                    the adapter still works, even if
 711                                    we failed the request */
 712                                 adapter->tx_ring[i].tx_buffer_info = old_buf;
 713                                 adapter->tx_ring[i].desc = old_desc;
 714                                 adapter->tx_ring[i].size = old_size;
 715                                 adapter->tx_ring[i].dma = old_dma;
 716                                 goto err_setup;
 717                         }
 718                         /* Free the old buffer manually */
 719                         vfree(old_buf);
 720                         pci_free_consistent(adapter->pdev, old_size,
 721                                             old_desc, old_dma);
 722                 }
 723         }
 724
 725         if (new_rx_count != adapter->rx_ring->count) {
 726                 for (i = 0; i < adapter->num_rx_queues; i++) {
 727
 728                         old_rx_buf = adapter->rx_ring[i].rx_buffer_info;
 729                         old_desc = adapter->rx_ring[i].desc;
 730                         old_size = adapter->rx_ring[i].size;
 731                         old_dma = adapter->rx_ring[i].dma;
 732
 733                         adapter->rx_ring[i].rx_buffer_info = NULL;
 734                         adapter->rx_ring[i].desc = NULL;
 735                         adapter->rx_ring[i].dma = 0;
 736                         adapter->rx_ring[i].count = new_rx_count;
 737                         err = ixgbe_setup_rx_resources(adapter,
 738                                                        &adapter->rx_ring[i]);
 739                         if (err) {
 740                                 adapter->rx_ring[i].rx_buffer_info = old_rx_buf;
 741                                 adapter->rx_ring[i].desc = old_desc;
 742                                 adapter->rx_ring[i].size = old_size;
 743                                 adapter->rx_ring[i].dma = old_dma;
 744                                 goto err_setup;
 745                         }
 746
 747                         vfree(old_rx_buf);
 748                         pci_free_consistent(adapter->pdev, old_size, old_desc,
 749                                             old_dma);
 750                 }
 751         }
 752
 753         err = 0;
 754 err_setup:
 755         if (netif_running(adapter->netdev))
 756                 ixgbe_up(adapter);
 757
 758         clear_bit(__IXGBE_RESETTING, &adapter->state);
 759         return err;
 760 }
 761
 762 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
 763 {
 764         switch (sset) {
 765         case ETH_SS_STATS:
 766                 return IXGBE_STATS_LEN;
 767         default:
 768                 return -EOPNOTSUPP;
 769         }
 770 }
 771
 772 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 773                                     struct ethtool_stats *stats, u64 *data)
 774 {
 775         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 776         u64 *queue_stat;
 777         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 778         int j, k;
 779         int i;
 780         u64 aggregated = 0, flushed = 0, no_desc = 0;
 781
 782         ixgbe_update_stats(adapter);
 783         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 784                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
 785                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
 786                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
 787         }
 788         for (j = 0; j < adapter->num_tx_queues; j++) {
 789                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
 790                 for (k = 0; k < stat_count; k++)
 791                         data[i + k] = queue_stat[k];
 792                 i += k;
 793         }
 794         for (j = 0; j < adapter->num_rx_queues; j++) {
 795                 aggregated += adapter->rx_ring[j].lro_mgr.stats.aggregated;
 796                 flushed += adapter->rx_ring[j].lro_mgr.stats.flushed;
 797                 no_desc += adapter->rx_ring[j].lro_mgr.stats.no_desc;
 798                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
 799                 for (k = 0; k < stat_count; k++)
 800                         data[i + k] = queue_stat[k];
 801                 i += k;
 802         }
 803         adapter->lro_aggregated = aggregated;
 804         adapter->lro_flushed = flushed;
 805         adapter->lro_no_desc = no_desc;
 806 }
 807
 808 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 809                               u8 *data)
 810 {
 811         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 812         u8 *p = data;
 813         int i;
 814
 815         switch (stringset) {
 816         case ETH_SS_STATS:
 817                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 818                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
 819                                ETH_GSTRING_LEN);
 820                         p += ETH_GSTRING_LEN;
 821                 }
 822                 for (i = 0; i < adapter->num_tx_queues; i++) {
 823                         sprintf(p, "tx_queue_%u_packets", i);
 824                         p += ETH_GSTRING_LEN;
 825                         sprintf(p, "tx_queue_%u_bytes", i);
 826                         p += ETH_GSTRING_LEN;
 827                 }
 828                 for (i = 0; i < adapter->num_rx_queues; i++) {
 829                         sprintf(p, "rx_queue_%u_packets", i);
 830                         p += ETH_GSTRING_LEN;
 831                         sprintf(p, "rx_queue_%u_bytes", i);
 832                         p += ETH_GSTRING_LEN;
 833                 }
 834 /*              BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
 835                 break;
 836         }
 837 }
 838
 839
 840 static void ixgbe_get_wol(struct net_device *netdev,
 841                           struct ethtool_wolinfo *wol)
 842 {
 843         wol->supported = 0;
 844         wol->wolopts = 0;
 845
 846         return;
 847 }
 848
 849 static int ixgbe_nway_reset(struct net_device *netdev)
 850 {
 851         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 852
 853         if (netif_running(netdev))
 854                 ixgbe_reinit_locked(adapter);
 855
 856         return 0;
 857 }
 858
 859 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 860 {
 861         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 862         u32 led_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_LEDCTL);
 863         u32 i;
 864
 865         if (!data || data > 300)
 866                 data = 300;
 867
 868         for (i = 0; i < (data * 1000); i += 400) {
 869                 ixgbe_led_on(&adapter->hw, IXGBE_LED_ON);
 870                 msleep_interruptible(200);
 871                 ixgbe_led_off(&adapter->hw, IXGBE_LED_ON);
 872                 msleep_interruptible(200);
 873         }
 874
 875         /* Restore LED settings */
 876         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 877
 878         return 0;
 879 }
 880
 881 static int ixgbe_get_coalesce(struct net_device *netdev,
 882                               struct ethtool_coalesce *ec)
 883 {
 884         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 885
 886         if (adapter->rx_eitr < IXGBE_MIN_ITR_USECS)
 887                 ec->rx_coalesce_usecs = adapter->rx_eitr;
 888         else
 889                 ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr;
 890
 891         if (adapter->tx_eitr < IXGBE_MIN_ITR_USECS)
 892                 ec->tx_coalesce_usecs = adapter->tx_eitr;
 893         else
 894                 ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr;
 895
 896         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 897         return 0;
 898 }
 899
 900 static int ixgbe_set_coalesce(struct net_device *netdev,
 901                               struct ethtool_coalesce *ec)
 902 {
 903         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 904
 905         if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 906             ((ec->rx_coalesce_usecs != 0) &&
 907              (ec->rx_coalesce_usecs != 1) &&
 908              (ec->rx_coalesce_usecs != 3) &&
 909              (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 910                 return -EINVAL;
 911         if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 912             ((ec->tx_coalesce_usecs != 0) &&
 913              (ec->tx_coalesce_usecs != 1) &&
 914              (ec->tx_coalesce_usecs != 3) &&
 915              (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 916                 return -EINVAL;
 917
 918         /* convert to rate of irq's per second */
 919         if (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)
 920                 adapter->rx_eitr = ec->rx_coalesce_usecs;
 921         else
 922                 adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs);
 923
 924         if (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)
 925                 adapter->tx_eitr = ec->rx_coalesce_usecs;
 926         else
 927                 adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs);
 928
 929         if (ec->tx_max_coalesced_frames_irq)
 930                 adapter->tx_ring[0].work_limit =
 931                                         ec->tx_max_coalesced_frames_irq;
 932
 933         if (netif_running(netdev)) {
 934                 ixgbe_down(adapter);
 935                 ixgbe_up(adapter);
 936         }
 937
 938         return 0;
 939 }
 940
 941
 942 static struct ethtool_ops ixgbe_ethtool_ops = {
 943         .get_settings           = ixgbe_get_settings,
 944         .set_settings           = ixgbe_set_settings,
 945         .get_drvinfo            = ixgbe_get_drvinfo,
 946         .get_regs_len           = ixgbe_get_regs_len,
 947         .get_regs               = ixgbe_get_regs,
 948         .get_wol                = ixgbe_get_wol,
 949         .nway_reset             = ixgbe_nway_reset,
 950         .get_link               = ethtool_op_get_link,
 951         .get_eeprom_len         = ixgbe_get_eeprom_len,
 952         .get_eeprom             = ixgbe_get_eeprom,
 953         .get_ringparam          = ixgbe_get_ringparam,
 954         .set_ringparam          = ixgbe_set_ringparam,
 955         .get_pauseparam         = ixgbe_get_pauseparam,
 956         .set_pauseparam         = ixgbe_set_pauseparam,
 957         .get_rx_csum            = ixgbe_get_rx_csum,
 958         .set_rx_csum            = ixgbe_set_rx_csum,
 959         .get_tx_csum            = ixgbe_get_tx_csum,
 960         .set_tx_csum            = ixgbe_set_tx_csum,
 961         .get_sg                 = ethtool_op_get_sg,
 962         .set_sg                 = ethtool_op_set_sg,
 963         .get_msglevel           = ixgbe_get_msglevel,
 964         .set_msglevel           = ixgbe_set_msglevel,
 965         .get_tso                = ethtool_op_get_tso,
 966         .set_tso                = ixgbe_set_tso,
 967         .get_strings            = ixgbe_get_strings,
 968         .phys_id                = ixgbe_phys_id,
 969         .get_sset_count         = ixgbe_get_sset_count,
 970         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
 971         .get_coalesce           = ixgbe_get_coalesce,
 972         .set_coalesce           = ixgbe_set_coalesce,
 973         .get_flags              = ethtool_op_get_flags,
 974         .set_flags              = ethtool_op_set_flags,
 975 };
 976
 977 void ixgbe_set_ethtool_ops(struct net_device *netdev)
 978 {
 979         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 980 }