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(adapter->netdev)) {
 183                 ixgbe_down(adapter);
 184                 ixgbe_up(adapter);
 185         } else {
 186                 ixgbe_reset(adapter);
 187         }
 188
 189         return 0;
 190 }
 191
 192 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 193 {
 194         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 195         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 196 }
 197
 198 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 199 {
 200         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 201         if (data)
 202                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 203         else
 204                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 205
 206         if (netif_running(netdev)) {
 207                 ixgbe_down(adapter);
 208                 ixgbe_up(adapter);
 209         } else {
 210                 ixgbe_reset(adapter);
 211         }
 212
 213         return 0;
 214 }
 215
 216 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
 217 {
 218         return (netdev->features & NETIF_F_HW_CSUM) != 0;
 219 }
 220
 221 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 222 {
 223         if (data)
 224                 netdev->features |= NETIF_F_HW_CSUM;
 225         else
 226                 netdev->features &= ~NETIF_F_HW_CSUM;
 227
 228         return 0;
 229 }
 230
 231 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 232 {
 233
 234         if (data) {
 235                 netdev->features |= NETIF_F_TSO;
 236                 netdev->features |= NETIF_F_TSO6;
 237         } else {
 238                 netdev->features &= ~NETIF_F_TSO;
 239                 netdev->features &= ~NETIF_F_TSO6;
 240         }
 241         return 0;
 242 }
 243
 244 static u32 ixgbe_get_msglevel(struct net_device *netdev)
 245 {
 246         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 247         return adapter->msg_enable;
 248 }
 249
 250 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 251 {
 252         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 253         adapter->msg_enable = data;
 254 }
 255
 256 static int ixgbe_get_regs_len(struct net_device *netdev)
 257 {
 258 #define IXGBE_REGS_LEN  1128
 259         return IXGBE_REGS_LEN * sizeof(u32);
 260 }
 261
 262 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 263
 264 static void ixgbe_get_regs(struct net_device *netdev,
 265                            struct ethtool_regs *regs, void *p)
 266 {
 267         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 268         struct ixgbe_hw *hw = &adapter->hw;
 269         u32 *regs_buff = p;
 270         u8 i;
 271
 272         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 273
 274         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 275
 276         /* General Registers */
 277         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 278         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 279         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 280         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 281         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 282         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 283         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 284         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 285
 286         /* NVM Register */
 287         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 288         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 289         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 290         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 291         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 292         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 293         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 294         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 295         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 296         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 297
 298         /* Interrupt */
 299         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICR);
 300         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 301         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 302         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 303         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 304         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 305         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 306         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 307         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 308         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 309         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL);
 310         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 311
 312         /* Flow Control */
 313         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 314         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 315         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 316         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 317         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 318         for (i = 0; i < 8; i++)
 319                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 320         for (i = 0; i < 8; i++)
 321                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 322         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 323         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 324
 325         /* Receive DMA */
 326         for (i = 0; i < 64; i++)
 327                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 328         for (i = 0; i < 64; i++)
 329                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 330         for (i = 0; i < 64; i++)
 331                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 332         for (i = 0; i < 64; i++)
 333                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 334         for (i = 0; i < 64; i++)
 335                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 336         for (i = 0; i < 64; i++)
 337                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 338         for (i = 0; i < 16; i++)
 339                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 340         for (i = 0; i < 16; i++)
 341                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 342         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 343         for (i = 0; i < 8; i++)
 344                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 345         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 346         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 347
 348         /* Receive */
 349         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 350         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 351         for (i = 0; i < 16; i++)
 352                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 353         for (i = 0; i < 16; i++)
 354                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 355         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE);
 356         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 357         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 358         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 359         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 360         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 361         for (i = 0; i < 8; i++)
 362                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 363         for (i = 0; i < 8; i++)
 364                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 365         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 366
 367         /* Transmit */
 368         for (i = 0; i < 32; i++)
 369                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 370         for (i = 0; i < 32; i++)
 371                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 372         for (i = 0; i < 32; i++)
 373                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 374         for (i = 0; i < 32; i++)
 375                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 376         for (i = 0; i < 32; i++)
 377                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 378         for (i = 0; i < 32; i++)
 379                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 380         for (i = 0; i < 32; i++)
 381                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 382         for (i = 0; i < 32; i++)
 383                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 384         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 385         for (i = 0; i < 16; i++)
 386                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 387         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 388         for (i = 0; i < 8; i++)
 389                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 390         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 391
 392         /* Wake Up */
 393         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 394         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 395         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 396         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 397         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 398         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 399         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 400         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
 401         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
 402
 403         /* DCE */
 404         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 405         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 406         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 407         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 408         for (i = 0; i < 8; i++)
 409                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 410         for (i = 0; i < 8; i++)
 411                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 412         for (i = 0; i < 8; i++)
 413                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 414         for (i = 0; i < 8; i++)
 415                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 416         for (i = 0; i < 8; i++)
 417                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 418         for (i = 0; i < 8; i++)
 419                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 420
 421         /* Statistics */
 422         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 423         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 424         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 425         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 426         for (i = 0; i < 8; i++)
 427                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 428         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 429         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 430         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 431         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 432         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 433         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 434         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 435         for (i = 0; i < 8; i++)
 436                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 437         for (i = 0; i < 8; i++)
 438                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 439         for (i = 0; i < 8; i++)
 440                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 441         for (i = 0; i < 8; i++)
 442                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 443         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 444         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 445         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 446         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 447         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 448         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 449         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 450         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 451         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 452         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 453         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 454         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 455         for (i = 0; i < 8; i++)
 456                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 457         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 458         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 459         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 460         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 461         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 462         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 463         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 464         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 465         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 466         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 467         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 468         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 469         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 470         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 471         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 472         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 473         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 474         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 475         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 476         for (i = 0; i < 16; i++)
 477                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 478         for (i = 0; i < 16; i++)
 479                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 480         for (i = 0; i < 16; i++)
 481                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 482         for (i = 0; i < 16; i++)
 483                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 484
 485         /* MAC */
 486         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 487         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 488         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 489         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 490         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 491         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 492         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 493         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 494         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 495         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 496         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 497         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 498         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 499         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 500         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 501         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 502         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 503         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 504         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 505         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 506         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 507         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 508         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 509         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 510         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 511         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 512         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 513         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 514         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 515         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 516         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 517         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 518         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 519
 520         /* Diagnostic */
 521         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 522         for (i = 0; i < 8; i++)
 523                 regs_buff[1072] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 524         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 525         regs_buff[1081] = IXGBE_READ_REG(hw, IXGBE_RIC_DW0);
 526         regs_buff[1082] = IXGBE_READ_REG(hw, IXGBE_RIC_DW1);
 527         regs_buff[1083] = IXGBE_READ_REG(hw, IXGBE_RIC_DW2);
 528         regs_buff[1084] = IXGBE_READ_REG(hw, IXGBE_RIC_DW3);
 529         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 530         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 531         for (i = 0; i < 8; i++)
 532                 regs_buff[1087] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 533         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 534         regs_buff[1096] = IXGBE_READ_REG(hw, IXGBE_TIC_DW0);
 535         regs_buff[1097] = IXGBE_READ_REG(hw, IXGBE_TIC_DW1);
 536         regs_buff[1098] = IXGBE_READ_REG(hw, IXGBE_TIC_DW2);
 537         regs_buff[1099] = IXGBE_READ_REG(hw, IXGBE_TIC_DW3);
 538         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 539         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 540         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 541         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 542         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 543         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 544         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 545         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 546         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 547         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 548         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 549         for (i = 0; i < 8; i++)
 550                 regs_buff[1111] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 551         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 552         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 553         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 554         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 555         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 556         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 557         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 558         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 559         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 560 }
 561
 562 static int ixgbe_get_eeprom_len(struct net_device *netdev)
 563 {
 564         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 565         return adapter->hw.eeprom.word_size * 2;
 566 }
 567
 568 static int ixgbe_get_eeprom(struct net_device *netdev,
 569                             struct ethtool_eeprom *eeprom, u8 *bytes)
 570 {
 571         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 572         struct ixgbe_hw *hw = &adapter->hw;
 573         u16 *eeprom_buff;
 574         int first_word, last_word, eeprom_len;
 575         int ret_val = 0;
 576         u16 i;
 577
 578         if (eeprom->len == 0)
 579                 return -EINVAL;
 580
 581         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 582
 583         first_word = eeprom->offset >> 1;
 584         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 585         eeprom_len = last_word - first_word + 1;
 586
 587         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 588         if (!eeprom_buff)
 589                 return -ENOMEM;
 590
 591         for (i = 0; i < eeprom_len; i++) {
 592                 if ((ret_val = ixgbe_read_eeprom(hw, first_word + i,
 593                                                  &eeprom_buff[i])))
 594                         break;
 595         }
 596
 597         /* Device's eeprom is always little-endian, word addressable */
 598         for (i = 0; i < eeprom_len; i++)
 599                 le16_to_cpus(&eeprom_buff[i]);
 600
 601         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 602         kfree(eeprom_buff);
 603
 604         return ret_val;
 605 }
 606
 607 static void ixgbe_get_drvinfo(struct net_device *netdev,
 608                               struct ethtool_drvinfo *drvinfo)
 609 {
 610         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 611
 612         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 613         strncpy(drvinfo->version, ixgbe_driver_version, 32);
 614         strncpy(drvinfo->fw_version, "N/A", 32);
 615         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 616         drvinfo->n_stats = IXGBE_STATS_LEN;
 617         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 618 }
 619
 620 static void ixgbe_get_ringparam(struct net_device *netdev,
 621                                 struct ethtool_ringparam *ring)
 622 {
 623         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 624         struct ixgbe_ring *tx_ring = adapter->tx_ring;
 625         struct ixgbe_ring *rx_ring = adapter->rx_ring;
 626
 627         ring->rx_max_pending = IXGBE_MAX_RXD;
 628         ring->tx_max_pending = IXGBE_MAX_TXD;
 629         ring->rx_mini_max_pending = 0;
 630         ring->rx_jumbo_max_pending = 0;
 631         ring->rx_pending = rx_ring->count;
 632         ring->tx_pending = tx_ring->count;
 633         ring->rx_mini_pending = 0;
 634         ring->rx_jumbo_pending = 0;
 635 }
 636
 637 static int ixgbe_set_ringparam(struct net_device *netdev,
 638                                struct ethtool_ringparam *ring)
 639 {
 640         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 641         struct ixgbe_tx_buffer *old_buf;
 642         struct ixgbe_rx_buffer *old_rx_buf;
 643         void *old_desc;
 644         int i, err;
 645         u32 new_rx_count, new_tx_count, old_size;
 646         dma_addr_t old_dma;
 647
 648         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 649                 return -EINVAL;
 650
 651         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 652         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 653         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 654
 655         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 656         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 657         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 658
 659         if ((new_tx_count == adapter->tx_ring->count) &&
 660             (new_rx_count == adapter->rx_ring->count)) {
 661                 /* nothing to do */
 662                 return 0;
 663         }
 664
 665         if (netif_running(adapter->netdev))
 666                 ixgbe_down(adapter);
 667
 668         /*
 669          * We can't just free everything and then setup again,
 670          * because the ISRs in MSI-X mode get passed pointers
 671          * to the tx and rx ring structs.
 672          */
 673         if (new_tx_count != adapter->tx_ring->count) {
 674                 for (i = 0; i < adapter->num_tx_queues; i++) {
 675                         /* Save existing descriptor ring */
 676                         old_buf = adapter->tx_ring[i].tx_buffer_info;
 677                         old_desc = adapter->tx_ring[i].desc;
 678                         old_size = adapter->tx_ring[i].size;
 679                         old_dma = adapter->tx_ring[i].dma;
 680                         /* Try to allocate a new one */
 681                         adapter->tx_ring[i].tx_buffer_info = NULL;
 682                         adapter->tx_ring[i].desc = NULL;
 683                         adapter->tx_ring[i].count = new_tx_count;
 684                         err = ixgbe_setup_tx_resources(adapter,
 685                                                        &adapter->tx_ring[i]);
 686                         if (err) {
 687                                 /* Restore the old one so at least
 688                                    the adapter still works, even if
 689                                    we failed the request */
 690                                 adapter->tx_ring[i].tx_buffer_info = old_buf;
 691                                 adapter->tx_ring[i].desc = old_desc;
 692                                 adapter->tx_ring[i].size = old_size;
 693                                 adapter->tx_ring[i].dma = old_dma;
 694                                 goto err_setup;
 695                         }
 696                         /* Free the old buffer manually */
 697                         vfree(old_buf);
 698                         pci_free_consistent(adapter->pdev, old_size,
 699                                             old_desc, old_dma);
 700                 }
 701         }
 702
 703         if (new_rx_count != adapter->rx_ring->count) {
 704                 for (i = 0; i < adapter->num_rx_queues; i++) {
 705
 706                         old_rx_buf = adapter->rx_ring[i].rx_buffer_info;
 707                         old_desc = adapter->rx_ring[i].desc;
 708                         old_size = adapter->rx_ring[i].size;
 709                         old_dma = adapter->rx_ring[i].dma;
 710
 711                         adapter->rx_ring[i].rx_buffer_info = NULL;
 712                         adapter->rx_ring[i].desc = NULL;
 713                         adapter->rx_ring[i].dma = 0;
 714                         adapter->rx_ring[i].count = new_rx_count;
 715                         err = ixgbe_setup_rx_resources(adapter,
 716                                                        &adapter->rx_ring[i]);
 717                         if (err) {
 718                                 adapter->rx_ring[i].rx_buffer_info = old_rx_buf;
 719                                 adapter->rx_ring[i].desc = old_desc;
 720                                 adapter->rx_ring[i].size = old_size;
 721                                 adapter->rx_ring[i].dma = old_dma;
 722                                 goto err_setup;
 723                         }
 724
 725                         vfree(old_rx_buf);
 726                         pci_free_consistent(adapter->pdev, old_size, old_desc,
 727                                             old_dma);
 728                 }
 729         }
 730
 731         err = 0;
 732 err_setup:
 733         if (netif_running(adapter->netdev))
 734                 ixgbe_up(adapter);
 735
 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_down(adapter);
 825                 ixgbe_reset(adapter);
 826                 ixgbe_up(adapter);
 827         }
 828
 829         return 0;
 830 }
 831
 832 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 833 {
 834         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 835         u32 led_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_LEDCTL);
 836         u32 i;
 837
 838         if (!data || data > 300)
 839                 data = 300;
 840
 841         for (i = 0; i < (data * 1000); i += 400) {
 842                 ixgbe_led_on(&adapter->hw, IXGBE_LED_ON);
 843                 msleep_interruptible(200);
 844                 ixgbe_led_off(&adapter->hw, IXGBE_LED_ON);
 845                 msleep_interruptible(200);
 846         }
 847
 848         /* Restore LED settings */
 849         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 850
 851         return 0;
 852 }
 853
 854 static int ixgbe_get_coalesce(struct net_device *netdev,
 855                               struct ethtool_coalesce *ec)
 856 {
 857         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 858
 859         if (adapter->rx_eitr == 0)
 860                 ec->rx_coalesce_usecs = 0;
 861         else
 862                 ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr;
 863
 864         if (adapter->tx_eitr == 0)
 865                 ec->tx_coalesce_usecs = 0;
 866         else
 867                 ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr;
 868
 869         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 870         return 0;
 871 }
 872
 873 static int ixgbe_set_coalesce(struct net_device *netdev,
 874                               struct ethtool_coalesce *ec)
 875 {
 876         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 877
 878         if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 879             ((ec->rx_coalesce_usecs > 0) &&
 880              (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 881                 return -EINVAL;
 882         if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 883             ((ec->tx_coalesce_usecs > 0) &&
 884              (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 885                 return -EINVAL;
 886
 887         /* convert to rate of irq's per second */
 888         if (ec->rx_coalesce_usecs == 0)
 889                 adapter->rx_eitr = 0;
 890         else
 891                 adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs);
 892
 893         if (ec->tx_coalesce_usecs == 0)
 894                 adapter->tx_eitr = 0;
 895         else
 896                 adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs);
 897
 898         if (ec->tx_max_coalesced_frames_irq)
 899                 adapter->tx_ring[0].work_limit =
 900                                         ec->tx_max_coalesced_frames_irq;
 901
 902         if (netif_running(netdev)) {
 903                 ixgbe_down(adapter);
 904                 ixgbe_up(adapter);
 905         }
 906
 907         return 0;
 908 }
 909
 910
 911 static struct ethtool_ops ixgbe_ethtool_ops = {
 912         .get_settings           = ixgbe_get_settings,
 913         .set_settings           = ixgbe_set_settings,
 914         .get_drvinfo            = ixgbe_get_drvinfo,
 915         .get_regs_len           = ixgbe_get_regs_len,
 916         .get_regs               = ixgbe_get_regs,
 917         .get_wol                = ixgbe_get_wol,
 918         .nway_reset             = ixgbe_nway_reset,
 919         .get_link               = ethtool_op_get_link,
 920         .get_eeprom_len         = ixgbe_get_eeprom_len,
 921         .get_eeprom             = ixgbe_get_eeprom,
 922         .get_ringparam          = ixgbe_get_ringparam,
 923         .set_ringparam          = ixgbe_set_ringparam,
 924         .get_pauseparam         = ixgbe_get_pauseparam,
 925         .set_pauseparam         = ixgbe_set_pauseparam,
 926         .get_rx_csum            = ixgbe_get_rx_csum,
 927         .set_rx_csum            = ixgbe_set_rx_csum,
 928         .get_tx_csum            = ixgbe_get_tx_csum,
 929         .set_tx_csum            = ixgbe_set_tx_csum,
 930         .get_sg                 = ethtool_op_get_sg,
 931         .set_sg                 = ethtool_op_set_sg,
 932         .get_msglevel           = ixgbe_get_msglevel,
 933         .set_msglevel           = ixgbe_set_msglevel,
 934         .get_tso                = ethtool_op_get_tso,
 935         .set_tso                = ixgbe_set_tso,
 936         .get_strings            = ixgbe_get_strings,
 937         .phys_id                = ixgbe_phys_id,
 938         .get_sset_count         = ixgbe_get_sset_count,
 939         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
 940         .get_coalesce           = ixgbe_get_coalesce,
 941         .set_coalesce           = ixgbe_set_coalesce,
 942 };
 943
 944 void ixgbe_set_ethtool_ops(struct net_device *netdev)
 945 {
 946         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 947 }