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 };
  94
  95 #define IXGBE_QUEUE_STATS_LEN \
  96                 ((((struct ixgbe_adapter *)netdev->priv)->num_tx_queues + \
  97                  ((struct ixgbe_adapter *)netdev->priv)->num_rx_queues) * \
  98                  (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
  99 #define IXGBE_GLOBAL_STATS_LEN  ARRAY_SIZE(ixgbe_gstrings_stats)
 100 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN)
 101
 102 static int ixgbe_get_settings(struct net_device *netdev,
 103                               struct ethtool_cmd *ecmd)
 104 {
 105         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 106
 107         ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 108         ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
 109         ecmd->port = PORT_FIBRE;
 110         ecmd->transceiver = XCVR_EXTERNAL;
 111
 112         if (netif_carrier_ok(adapter->netdev)) {
 113                 ecmd->speed = SPEED_10000;
 114                 ecmd->duplex = DUPLEX_FULL;
 115         } else {
 116                 ecmd->speed = -1;
 117                 ecmd->duplex = -1;
 118         }
 119
 120         ecmd->autoneg = AUTONEG_DISABLE;
 121         return 0;
 122 }
 123
 124 static int ixgbe_set_settings(struct net_device *netdev,
 125                               struct ethtool_cmd *ecmd)
 126 {
 127         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 128
 129         if (ecmd->autoneg == AUTONEG_ENABLE ||
 130             ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)
 131                 return -EINVAL;
 132
 133         if (netif_running(adapter->netdev)) {
 134                 ixgbe_down(adapter);
 135                 ixgbe_reset(adapter);
 136                 ixgbe_up(adapter);
 137         } else {
 138                 ixgbe_reset(adapter);
 139         }
 140
 141         return 0;
 142 }
 143
 144 static void ixgbe_get_pauseparam(struct net_device *netdev,
 145                                  struct ethtool_pauseparam *pause)
 146 {
 147         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 148         struct ixgbe_hw *hw = &adapter->hw;
 149
 150         pause->autoneg = AUTONEG_DISABLE;
 151
 152         if (hw->fc.type == ixgbe_fc_rx_pause) {
 153                 pause->rx_pause = 1;
 154         } else if (hw->fc.type == ixgbe_fc_tx_pause) {
 155                 pause->tx_pause = 1;
 156         } else if (hw->fc.type == ixgbe_fc_full) {
 157                 pause->rx_pause = 1;
 158                 pause->tx_pause = 1;
 159         }
 160 }
 161
 162 static int ixgbe_set_pauseparam(struct net_device *netdev,
 163                                 struct ethtool_pauseparam *pause)
 164 {
 165         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 166         struct ixgbe_hw *hw = &adapter->hw;
 167
 168         if (pause->autoneg == AUTONEG_ENABLE)
 169                 return -EINVAL;
 170
 171         if (pause->rx_pause && pause->tx_pause)
 172                 hw->fc.type = ixgbe_fc_full;
 173         else if (pause->rx_pause && !pause->tx_pause)
 174                 hw->fc.type = ixgbe_fc_rx_pause;
 175         else if (!pause->rx_pause && pause->tx_pause)
 176                 hw->fc.type = ixgbe_fc_tx_pause;
 177         else if (!pause->rx_pause && !pause->tx_pause)
 178                 hw->fc.type = ixgbe_fc_none;
 179
 180         hw->fc.original_type = hw->fc.type;
 181
 182         if (netif_running(netdev))
 183                 ixgbe_reinit_locked(adapter);
 184         else
 185                 ixgbe_reset(adapter);
 186
 187         return 0;
 188 }
 189
 190 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 191 {
 192         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 193         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 194 }
 195
 196 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 197 {
 198         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 199         if (data)
 200                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 201         else
 202                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 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_tx_csum(struct net_device *netdev)
 213 {
 214         return (netdev->features & NETIF_F_HW_CSUM) != 0;
 215 }
 216
 217 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 218 {
 219         if (data)
 220                 netdev->features |= NETIF_F_HW_CSUM;
 221         else
 222                 netdev->features &= ~NETIF_F_HW_CSUM;
 223
 224         return 0;
 225 }
 226
 227 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 228 {
 229
 230         if (data) {
 231                 netdev->features |= NETIF_F_TSO;
 232                 netdev->features |= NETIF_F_TSO6;
 233         } else {
 234                 netdev->features &= ~NETIF_F_TSO;
 235                 netdev->features &= ~NETIF_F_TSO6;
 236         }
 237         return 0;
 238 }
 239
 240 static u32 ixgbe_get_msglevel(struct net_device *netdev)
 241 {
 242         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 243         return adapter->msg_enable;
 244 }
 245
 246 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 247 {
 248         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 249         adapter->msg_enable = data;
 250 }
 251
 252 static int ixgbe_get_regs_len(struct net_device *netdev)
 253 {
 254 #define IXGBE_REGS_LEN  1128
 255         return IXGBE_REGS_LEN * sizeof(u32);
 256 }
 257
 258 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 259
 260 static void ixgbe_get_regs(struct net_device *netdev,
 261                            struct ethtool_regs *regs, void *p)
 262 {
 263         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 264         struct ixgbe_hw *hw = &adapter->hw;
 265         u32 *regs_buff = p;
 266         u8 i;
 267
 268         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 269
 270         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 271
 272         /* General Registers */
 273         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 274         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 275         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 276         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 277         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 278         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 279         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 280         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 281
 282         /* NVM Register */
 283         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 284         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 285         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 286         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 287         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 288         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 289         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 290         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 291         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 292         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 293
 294         /* Interrupt */
 295         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICR);
 296         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 297         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 298         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 299         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 300         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 301         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 302         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 303         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 304         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 305         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL);
 306         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 307
 308         /* Flow Control */
 309         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 310         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 311         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 312         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 313         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 314         for (i = 0; i < 8; i++)
 315                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 316         for (i = 0; i < 8; i++)
 317                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 318         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 319         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 320
 321         /* Receive DMA */
 322         for (i = 0; i < 64; i++)
 323                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 324         for (i = 0; i < 64; i++)
 325                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 326         for (i = 0; i < 64; i++)
 327                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 328         for (i = 0; i < 64; i++)
 329                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 330         for (i = 0; i < 64; i++)
 331                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 332         for (i = 0; i < 64; i++)
 333                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 334         for (i = 0; i < 16; i++)
 335                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 336         for (i = 0; i < 16; i++)
 337                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 338         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 339         for (i = 0; i < 8; i++)
 340                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 341         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 342         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 343
 344         /* Receive */
 345         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 346         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 347         for (i = 0; i < 16; i++)
 348                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 349         for (i = 0; i < 16; i++)
 350                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 351         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE);
 352         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 353         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 354         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 355         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 356         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 357         for (i = 0; i < 8; i++)
 358                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 359         for (i = 0; i < 8; i++)
 360                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 361         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 362
 363         /* Transmit */
 364         for (i = 0; i < 32; i++)
 365                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 366         for (i = 0; i < 32; i++)
 367                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 368         for (i = 0; i < 32; i++)
 369                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 370         for (i = 0; i < 32; i++)
 371                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 372         for (i = 0; i < 32; i++)
 373                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 374         for (i = 0; i < 32; i++)
 375                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 376         for (i = 0; i < 32; i++)
 377                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 378         for (i = 0; i < 32; i++)
 379                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 380         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 381         for (i = 0; i < 16; i++)
 382                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 383         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 384         for (i = 0; i < 8; i++)
 385                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 386         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 387
 388         /* Wake Up */
 389         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 390         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 391         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 392         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 393         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 394         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 395         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 396         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
 397         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
 398
 399         /* DCE */
 400         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 401         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 402         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 403         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 404         for (i = 0; i < 8; i++)
 405                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 406         for (i = 0; i < 8; i++)
 407                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 408         for (i = 0; i < 8; i++)
 409                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 410         for (i = 0; i < 8; i++)
 411                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 412         for (i = 0; i < 8; i++)
 413                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 414         for (i = 0; i < 8; i++)
 415                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 416
 417         /* Statistics */
 418         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 419         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 420         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 421         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 422         for (i = 0; i < 8; i++)
 423                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 424         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 425         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 426         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 427         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 428         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 429         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 430         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 431         for (i = 0; i < 8; i++)
 432                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 433         for (i = 0; i < 8; i++)
 434                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 435         for (i = 0; i < 8; i++)
 436                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 437         for (i = 0; i < 8; i++)
 438                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 439         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 440         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 441         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 442         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 443         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 444         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 445         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 446         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 447         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 448         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 449         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 450         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 451         for (i = 0; i < 8; i++)
 452                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 453         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 454         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 455         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 456         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 457         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 458         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 459         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 460         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 461         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 462         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 463         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 464         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 465         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 466         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 467         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 468         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 469         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 470         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 471         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 472         for (i = 0; i < 16; i++)
 473                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 474         for (i = 0; i < 16; i++)
 475                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 476         for (i = 0; i < 16; i++)
 477                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 478         for (i = 0; i < 16; i++)
 479                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 480
 481         /* MAC */
 482         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 483         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 484         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 485         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 486         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 487         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 488         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 489         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 490         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 491         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 492         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 493         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 494         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 495         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 496         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 497         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 498         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 499         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 500         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 501         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 502         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 503         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 504         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 505         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 506         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 507         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 508         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 509         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 510         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 511         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 512         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 513         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 514         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 515
 516         /* Diagnostic */
 517         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 518         for (i = 0; i < 8; i++)
 519                 regs_buff[1072] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 520         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 521         regs_buff[1081] = IXGBE_READ_REG(hw, IXGBE_RIC_DW0);
 522         regs_buff[1082] = IXGBE_READ_REG(hw, IXGBE_RIC_DW1);
 523         regs_buff[1083] = IXGBE_READ_REG(hw, IXGBE_RIC_DW2);
 524         regs_buff[1084] = IXGBE_READ_REG(hw, IXGBE_RIC_DW3);
 525         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 526         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 527         for (i = 0; i < 8; i++)
 528                 regs_buff[1087] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 529         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 530         regs_buff[1096] = IXGBE_READ_REG(hw, IXGBE_TIC_DW0);
 531         regs_buff[1097] = IXGBE_READ_REG(hw, IXGBE_TIC_DW1);
 532         regs_buff[1098] = IXGBE_READ_REG(hw, IXGBE_TIC_DW2);
 533         regs_buff[1099] = IXGBE_READ_REG(hw, IXGBE_TIC_DW3);
 534         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 535         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 536         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 537         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 538         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 539         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 540         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 541         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 542         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 543         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 544         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 545         for (i = 0; i < 8; i++)
 546                 regs_buff[1111] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 547         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 548         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 549         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 550         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 551         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 552         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 553         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 554         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 555         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 556 }
 557
 558 static int ixgbe_get_eeprom_len(struct net_device *netdev)
 559 {
 560         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 561         return adapter->hw.eeprom.word_size * 2;
 562 }
 563
 564 static int ixgbe_get_eeprom(struct net_device *netdev,
 565                             struct ethtool_eeprom *eeprom, u8 *bytes)
 566 {
 567         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 568         struct ixgbe_hw *hw = &adapter->hw;
 569         u16 *eeprom_buff;
 570         int first_word, last_word, eeprom_len;
 571         int ret_val = 0;
 572         u16 i;
 573
 574         if (eeprom->len == 0)
 575                 return -EINVAL;
 576
 577         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 578
 579         first_word = eeprom->offset >> 1;
 580         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 581         eeprom_len = last_word - first_word + 1;
 582
 583         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 584         if (!eeprom_buff)
 585                 return -ENOMEM;
 586
 587         for (i = 0; i < eeprom_len; i++) {
 588                 if ((ret_val = ixgbe_read_eeprom(hw, first_word + i,
 589                                                  &eeprom_buff[i])))
 590                         break;
 591         }
 592
 593         /* Device's eeprom is always little-endian, word addressable */
 594         for (i = 0; i < eeprom_len; i++)
 595                 le16_to_cpus(&eeprom_buff[i]);
 596
 597         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 598         kfree(eeprom_buff);
 599
 600         return ret_val;
 601 }
 602
 603 static void ixgbe_get_drvinfo(struct net_device *netdev,
 604                               struct ethtool_drvinfo *drvinfo)
 605 {
 606         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 607
 608         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 609         strncpy(drvinfo->version, ixgbe_driver_version, 32);
 610         strncpy(drvinfo->fw_version, "N/A", 32);
 611         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 612         drvinfo->n_stats = IXGBE_STATS_LEN;
 613         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 614 }
 615
 616 static void ixgbe_get_ringparam(struct net_device *netdev,
 617                                 struct ethtool_ringparam *ring)
 618 {
 619         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 620         struct ixgbe_ring *tx_ring = adapter->tx_ring;
 621         struct ixgbe_ring *rx_ring = adapter->rx_ring;
 622
 623         ring->rx_max_pending = IXGBE_MAX_RXD;
 624         ring->tx_max_pending = IXGBE_MAX_TXD;
 625         ring->rx_mini_max_pending = 0;
 626         ring->rx_jumbo_max_pending = 0;
 627         ring->rx_pending = rx_ring->count;
 628         ring->tx_pending = tx_ring->count;
 629         ring->rx_mini_pending = 0;
 630         ring->rx_jumbo_pending = 0;
 631 }
 632
 633 static int ixgbe_set_ringparam(struct net_device *netdev,
 634                                struct ethtool_ringparam *ring)
 635 {
 636         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 637         struct ixgbe_tx_buffer *old_buf;
 638         struct ixgbe_rx_buffer *old_rx_buf;
 639         void *old_desc;
 640         int i, err;
 641         u32 new_rx_count, new_tx_count, old_size;
 642         dma_addr_t old_dma;
 643
 644         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 645                 return -EINVAL;
 646
 647         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 648         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 649         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 650
 651         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 652         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 653         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 654
 655         if ((new_tx_count == adapter->tx_ring->count) &&
 656             (new_rx_count == adapter->rx_ring->count)) {
 657                 /* nothing to do */
 658                 return 0;
 659         }
 660
 661         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 662                 msleep(1);
 663
 664         if (netif_running(netdev))
 665                 ixgbe_down(adapter);
 666
 667         /*
 668          * We can't just free everything and then setup again,
 669          * because the ISRs in MSI-X mode get passed pointers
 670          * to the tx and rx ring structs.
 671          */
 672         if (new_tx_count != adapter->tx_ring->count) {
 673                 for (i = 0; i < adapter->num_tx_queues; i++) {
 674                         /* Save existing descriptor ring */
 675                         old_buf = adapter->tx_ring[i].tx_buffer_info;
 676                         old_desc = adapter->tx_ring[i].desc;
 677                         old_size = adapter->tx_ring[i].size;
 678                         old_dma = adapter->tx_ring[i].dma;
 679                         /* Try to allocate a new one */
 680                         adapter->tx_ring[i].tx_buffer_info = NULL;
 681                         adapter->tx_ring[i].desc = NULL;
 682                         adapter->tx_ring[i].count = new_tx_count;
 683                         err = ixgbe_setup_tx_resources(adapter,
 684                                                        &adapter->tx_ring[i]);
 685                         if (err) {
 686                                 /* Restore the old one so at least
 687                                    the adapter still works, even if
 688                                    we failed the request */
 689                                 adapter->tx_ring[i].tx_buffer_info = old_buf;
 690                                 adapter->tx_ring[i].desc = old_desc;
 691                                 adapter->tx_ring[i].size = old_size;
 692                                 adapter->tx_ring[i].dma = old_dma;
 693                                 goto err_setup;
 694                         }
 695                         /* Free the old buffer manually */
 696                         vfree(old_buf);
 697                         pci_free_consistent(adapter->pdev, old_size,
 698                                             old_desc, old_dma);
 699                 }
 700         }
 701
 702         if (new_rx_count != adapter->rx_ring->count) {
 703                 for (i = 0; i < adapter->num_rx_queues; i++) {
 704
 705                         old_rx_buf = adapter->rx_ring[i].rx_buffer_info;
 706                         old_desc = adapter->rx_ring[i].desc;
 707                         old_size = adapter->rx_ring[i].size;
 708                         old_dma = adapter->rx_ring[i].dma;
 709
 710                         adapter->rx_ring[i].rx_buffer_info = NULL;
 711                         adapter->rx_ring[i].desc = NULL;
 712                         adapter->rx_ring[i].dma = 0;
 713                         adapter->rx_ring[i].count = new_rx_count;
 714                         err = ixgbe_setup_rx_resources(adapter,
 715                                                        &adapter->rx_ring[i]);
 716                         if (err) {
 717                                 adapter->rx_ring[i].rx_buffer_info = old_rx_buf;
 718                                 adapter->rx_ring[i].desc = old_desc;
 719                                 adapter->rx_ring[i].size = old_size;
 720                                 adapter->rx_ring[i].dma = old_dma;
 721                                 goto err_setup;
 722                         }
 723
 724                         vfree(old_rx_buf);
 725                         pci_free_consistent(adapter->pdev, old_size, old_desc,
 726                                             old_dma);
 727                 }
 728         }
 729
 730         err = 0;
 731 err_setup:
 732         if (netif_running(adapter->netdev))
 733                 ixgbe_up(adapter);
 734
 735         clear_bit(__IXGBE_RESETTING, &adapter->state);
 736         return err;
 737 }
 738
 739 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
 740 {
 741         switch (sset) {
 742         case ETH_SS_STATS:
 743                 return IXGBE_STATS_LEN;
 744         default:
 745                 return -EOPNOTSUPP;
 746         }
 747 }
 748
 749 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 750                                     struct ethtool_stats *stats, u64 *data)
 751 {
 752         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 753         u64 *queue_stat;
 754         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 755         int j, k;
 756         int i;
 757
 758         ixgbe_update_stats(adapter);
 759         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 760                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
 761                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
 762                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
 763         }
 764         for (j = 0; j < adapter->num_tx_queues; j++) {
 765                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
 766                 for (k = 0; k < stat_count; k++)
 767                         data[i + k] = queue_stat[k];
 768                 i += k;
 769         }
 770         for (j = 0; j < adapter->num_rx_queues; j++) {
 771                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
 772                 for (k = 0; k < stat_count; k++)
 773                         data[i + k] = queue_stat[k];
 774                 i += k;
 775         }
 776 }
 777
 778 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 779                               u8 *data)
 780 {
 781         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 782         u8 *p = data;
 783         int i;
 784
 785         switch (stringset) {
 786         case ETH_SS_STATS:
 787                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 788                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
 789                                ETH_GSTRING_LEN);
 790                         p += ETH_GSTRING_LEN;
 791                 }
 792                 for (i = 0; i < adapter->num_tx_queues; i++) {
 793                         sprintf(p, "tx_queue_%u_packets", i);
 794                         p += ETH_GSTRING_LEN;
 795                         sprintf(p, "tx_queue_%u_bytes", i);
 796                         p += ETH_GSTRING_LEN;
 797                 }
 798                 for (i = 0; i < adapter->num_rx_queues; i++) {
 799                         sprintf(p, "rx_queue_%u_packets", i);
 800                         p += ETH_GSTRING_LEN;
 801                         sprintf(p, "rx_queue_%u_bytes", i);
 802                         p += ETH_GSTRING_LEN;
 803                 }
 804 /*              BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
 805                 break;
 806         }
 807 }
 808
 809
 810 static void ixgbe_get_wol(struct net_device *netdev,
 811                           struct ethtool_wolinfo *wol)
 812 {
 813         wol->supported = 0;
 814         wol->wolopts = 0;
 815
 816         return;
 817 }
 818
 819 static int ixgbe_nway_reset(struct net_device *netdev)
 820 {
 821         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 822
 823         if (netif_running(netdev))
 824                 ixgbe_reinit_locked(adapter);
 825
 826         return 0;
 827 }
 828
 829 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 830 {
 831         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 832         u32 led_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_LEDCTL);
 833         u32 i;
 834
 835         if (!data || data > 300)
 836                 data = 300;
 837
 838         for (i = 0; i < (data * 1000); i += 400) {
 839                 ixgbe_led_on(&adapter->hw, IXGBE_LED_ON);
 840                 msleep_interruptible(200);
 841                 ixgbe_led_off(&adapter->hw, IXGBE_LED_ON);
 842                 msleep_interruptible(200);
 843         }
 844
 845         /* Restore LED settings */
 846         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 847
 848         return 0;
 849 }
 850
 851 static int ixgbe_get_coalesce(struct net_device *netdev,
 852                               struct ethtool_coalesce *ec)
 853 {
 854         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 855
 856         if (adapter->rx_eitr == 0)
 857                 ec->rx_coalesce_usecs = 0;
 858         else
 859                 ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr;
 860
 861         if (adapter->tx_eitr == 0)
 862                 ec->tx_coalesce_usecs = 0;
 863         else
 864                 ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr;
 865
 866         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 867         return 0;
 868 }
 869
 870 static int ixgbe_set_coalesce(struct net_device *netdev,
 871                               struct ethtool_coalesce *ec)
 872 {
 873         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 874
 875         if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 876             ((ec->rx_coalesce_usecs > 0) &&
 877              (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 878                 return -EINVAL;
 879         if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 880             ((ec->tx_coalesce_usecs > 0) &&
 881              (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 882                 return -EINVAL;
 883
 884         /* convert to rate of irq's per second */
 885         if (ec->rx_coalesce_usecs == 0)
 886                 adapter->rx_eitr = 0;
 887         else
 888                 adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs);
 889
 890         if (ec->tx_coalesce_usecs == 0)
 891                 adapter->tx_eitr = 0;
 892         else
 893                 adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs);
 894
 895         if (ec->tx_max_coalesced_frames_irq)
 896                 adapter->tx_ring[0].work_limit =
 897                                         ec->tx_max_coalesced_frames_irq;
 898
 899         if (netif_running(netdev)) {
 900                 ixgbe_down(adapter);
 901                 ixgbe_up(adapter);
 902         }
 903
 904         return 0;
 905 }
 906
 907
 908 static struct ethtool_ops ixgbe_ethtool_ops = {
 909         .get_settings           = ixgbe_get_settings,
 910         .set_settings           = ixgbe_set_settings,
 911         .get_drvinfo            = ixgbe_get_drvinfo,
 912         .get_regs_len           = ixgbe_get_regs_len,
 913         .get_regs               = ixgbe_get_regs,
 914         .get_wol                = ixgbe_get_wol,
 915         .nway_reset             = ixgbe_nway_reset,
 916         .get_link               = ethtool_op_get_link,
 917         .get_eeprom_len         = ixgbe_get_eeprom_len,
 918         .get_eeprom             = ixgbe_get_eeprom,
 919         .get_ringparam          = ixgbe_get_ringparam,
 920         .set_ringparam          = ixgbe_set_ringparam,
 921         .get_pauseparam         = ixgbe_get_pauseparam,
 922         .set_pauseparam         = ixgbe_set_pauseparam,
 923         .get_rx_csum            = ixgbe_get_rx_csum,
 924         .set_rx_csum            = ixgbe_set_rx_csum,
 925         .get_tx_csum            = ixgbe_get_tx_csum,
 926         .set_tx_csum            = ixgbe_set_tx_csum,
 927         .get_sg                 = ethtool_op_get_sg,
 928         .set_sg                 = ethtool_op_set_sg,
 929         .get_msglevel           = ixgbe_get_msglevel,
 930         .set_msglevel           = ixgbe_set_msglevel,
 931         .get_tso                = ethtool_op_get_tso,
 932         .set_tso                = ixgbe_set_tso,
 933         .get_strings            = ixgbe_get_strings,
 934         .phys_id                = ixgbe_phys_id,
 935         .get_sset_count         = ixgbe_get_sset_count,
 936         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
 937         .get_coalesce           = ixgbe_get_coalesce,
 938         .set_coalesce           = ixgbe_set_coalesce,
 939 };
 940
 941 void ixgbe_set_ethtool_ops(struct net_device *netdev)
 942 {
 943         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 944 }