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

   1 /*******************************************************************************
   2
   3   Intel 10 Gigabit PCI Express Linux driver
   4   Copyright(c) 1999 - 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 \
 100         sizeof(ixgbe_gstrings_stats) / sizeof(struct ixgbe_stats)
 101 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN)
 102
 103 static int ixgbe_get_settings(struct net_device *netdev,
 104                               struct ethtool_cmd *ecmd)
 105 {
 106         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 107
 108         ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 109         ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
 110         ecmd->port = PORT_FIBRE;
 111         ecmd->transceiver = XCVR_EXTERNAL;
 112
 113         if (netif_carrier_ok(adapter->netdev)) {
 114                 ecmd->speed = SPEED_10000;
 115                 ecmd->duplex = DUPLEX_FULL;
 116         } else {
 117                 ecmd->speed = -1;
 118                 ecmd->duplex = -1;
 119         }
 120
 121         ecmd->autoneg = AUTONEG_DISABLE;
 122         return 0;
 123 }
 124
 125 static int ixgbe_set_settings(struct net_device *netdev,
 126                               struct ethtool_cmd *ecmd)
 127 {
 128         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 129
 130         if (ecmd->autoneg == AUTONEG_ENABLE ||
 131             ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)
 132                 return -EINVAL;
 133
 134         if (netif_running(adapter->netdev)) {
 135                 ixgbe_down(adapter);
 136                 ixgbe_reset(adapter);
 137                 ixgbe_up(adapter);
 138         } else {
 139                 ixgbe_reset(adapter);
 140         }
 141
 142         return 0;
 143 }
 144
 145 static void ixgbe_get_pauseparam(struct net_device *netdev,
 146                                  struct ethtool_pauseparam *pause)
 147 {
 148         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 149         struct ixgbe_hw *hw = &adapter->hw;
 150
 151         pause->autoneg = AUTONEG_DISABLE;
 152
 153         if (hw->fc.type == ixgbe_fc_rx_pause) {
 154                 pause->rx_pause = 1;
 155         } else if (hw->fc.type == ixgbe_fc_tx_pause) {
 156                 pause->tx_pause = 1;
 157         } else if (hw->fc.type == ixgbe_fc_full) {
 158                 pause->rx_pause = 1;
 159                 pause->tx_pause = 1;
 160         }
 161 }
 162
 163 static int ixgbe_set_pauseparam(struct net_device *netdev,
 164                                 struct ethtool_pauseparam *pause)
 165 {
 166         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 167         struct ixgbe_hw *hw = &adapter->hw;
 168
 169         if (pause->autoneg == AUTONEG_ENABLE)
 170                 return -EINVAL;
 171
 172         if (pause->rx_pause && pause->tx_pause)
 173                 hw->fc.type = ixgbe_fc_full;
 174         else if (pause->rx_pause && !pause->tx_pause)
 175                 hw->fc.type = ixgbe_fc_rx_pause;
 176         else if (!pause->rx_pause && pause->tx_pause)
 177                 hw->fc.type = ixgbe_fc_tx_pause;
 178         else if (!pause->rx_pause && !pause->tx_pause)
 179                 hw->fc.type = ixgbe_fc_none;
 180
 181         hw->fc.original_type = hw->fc.type;
 182
 183         if (netif_running(adapter->netdev)) {
 184                 ixgbe_down(adapter);
 185                 ixgbe_up(adapter);
 186         } else {
 187                 ixgbe_reset(adapter);
 188         }
 189
 190         return 0;
 191 }
 192
 193 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 194 {
 195         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 196         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 197 }
 198
 199 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 200 {
 201         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 202         if (data)
 203                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 204         else
 205                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 206
 207         if (netif_running(netdev)) {
 208                 ixgbe_down(adapter);
 209                 ixgbe_up(adapter);
 210         } else {
 211                 ixgbe_reset(adapter);
 212         }
 213
 214         return 0;
 215 }
 216
 217 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
 218 {
 219         return (netdev->features & NETIF_F_HW_CSUM) != 0;
 220 }
 221
 222 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 223 {
 224         if (data)
 225                 netdev->features |= NETIF_F_HW_CSUM;
 226         else
 227                 netdev->features &= ~NETIF_F_HW_CSUM;
 228
 229         return 0;
 230 }
 231
 232 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 233 {
 234
 235         if (data) {
 236                 netdev->features |= NETIF_F_TSO;
 237                 netdev->features |= NETIF_F_TSO6;
 238         } else {
 239                 netdev->features &= ~NETIF_F_TSO;
 240                 netdev->features &= ~NETIF_F_TSO6;
 241         }
 242         return 0;
 243 }
 244
 245 static u32 ixgbe_get_msglevel(struct net_device *netdev)
 246 {
 247         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 248         return adapter->msg_enable;
 249 }
 250
 251 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 252 {
 253         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 254         adapter->msg_enable = data;
 255 }
 256
 257 static int ixgbe_get_regs_len(struct net_device *netdev)
 258 {
 259 #define IXGBE_REGS_LEN  1128
 260         return IXGBE_REGS_LEN * sizeof(u32);
 261 }
 262
 263 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 264
 265 static void ixgbe_get_regs(struct net_device *netdev,
 266                            struct ethtool_regs *regs, void *p)
 267 {
 268         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 269         struct ixgbe_hw *hw = &adapter->hw;
 270         u32 *regs_buff = p;
 271         u8 i;
 272
 273         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 274
 275         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 276
 277         /* General Registers */
 278         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 279         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 280         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 281         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 282         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 283         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 284         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 285         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 286
 287         /* NVM Register */
 288         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 289         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 290         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 291         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 292         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 293         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 294         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 295         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 296         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 297         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 298
 299         /* Interrupt */
 300         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICR);
 301         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 302         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 303         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 304         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 305         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 306         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 307         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 308         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 309         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 310         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL);
 311         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 312
 313         /* Flow Control */
 314         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 315         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 316         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 317         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 318         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 319         for (i = 0; i < 8; i++)
 320                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 321         for (i = 0; i < 8; i++)
 322                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 323         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 324         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 325
 326         /* Receive DMA */
 327         for (i = 0; i < 64; i++)
 328                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 329         for (i = 0; i < 64; i++)
 330                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 331         for (i = 0; i < 64; i++)
 332                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 333         for (i = 0; i < 64; i++)
 334                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 335         for (i = 0; i < 64; i++)
 336                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 337         for (i = 0; i < 64; i++)
 338                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 339         for (i = 0; i < 16; i++)
 340                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 341         for (i = 0; i < 16; i++)
 342                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 343         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 344         for (i = 0; i < 8; i++)
 345                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 346         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 347         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 348
 349         /* Receive */
 350         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 351         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 352         for (i = 0; i < 16; i++)
 353                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 354         for (i = 0; i < 16; i++)
 355                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 356         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE);
 357         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 358         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 359         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 360         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 361         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 362         for (i = 0; i < 8; i++)
 363                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 364         for (i = 0; i < 8; i++)
 365                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 366         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 367
 368         /* Transmit */
 369         for (i = 0; i < 32; i++)
 370                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 371         for (i = 0; i < 32; i++)
 372                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 373         for (i = 0; i < 32; i++)
 374                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 375         for (i = 0; i < 32; i++)
 376                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 377         for (i = 0; i < 32; i++)
 378                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 379         for (i = 0; i < 32; i++)
 380                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 381         for (i = 0; i < 32; i++)
 382                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 383         for (i = 0; i < 32; i++)
 384                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 385         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 386         for (i = 0; i < 16; i++)
 387                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 388         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 389         for (i = 0; i < 8; i++)
 390                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 391         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 392
 393         /* Wake Up */
 394         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 395         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 396         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 397         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 398         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 399         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 400         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 401         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
 402         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
 403
 404         /* DCE */
 405         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 406         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 407         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 408         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 409         for (i = 0; i < 8; i++)
 410                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 411         for (i = 0; i < 8; i++)
 412                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 413         for (i = 0; i < 8; i++)
 414                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 415         for (i = 0; i < 8; i++)
 416                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 417         for (i = 0; i < 8; i++)
 418                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 419         for (i = 0; i < 8; i++)
 420                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 421
 422         /* Statistics */
 423         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 424         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 425         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 426         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 427         for (i = 0; i < 8; i++)
 428                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 429         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 430         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 431         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 432         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 433         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 434         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 435         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 436         for (i = 0; i < 8; i++)
 437                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 438         for (i = 0; i < 8; i++)
 439                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 440         for (i = 0; i < 8; i++)
 441                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 442         for (i = 0; i < 8; i++)
 443                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 444         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 445         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 446         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 447         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 448         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 449         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 450         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 451         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 452         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 453         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 454         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 455         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 456         for (i = 0; i < 8; i++)
 457                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 458         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 459         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 460         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 461         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 462         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 463         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 464         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 465         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 466         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 467         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 468         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 469         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 470         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 471         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 472         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 473         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 474         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 475         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 476         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 477         for (i = 0; i < 16; i++)
 478                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 479         for (i = 0; i < 16; i++)
 480                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 481         for (i = 0; i < 16; i++)
 482                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 483         for (i = 0; i < 16; i++)
 484                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 485
 486         /* MAC */
 487         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 488         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 489         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 490         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 491         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 492         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 493         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 494         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 495         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 496         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 497         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 498         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 499         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 500         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 501         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 502         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 503         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 504         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 505         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 506         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 507         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 508         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 509         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 510         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 511         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 512         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 513         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 514         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 515         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 516         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 517         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 518         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 519         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 520
 521         /* Diagnostic */
 522         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 523         for (i = 0; i < 8; i++)
 524                 regs_buff[1072] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 525         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 526         regs_buff[1081] = IXGBE_READ_REG(hw, IXGBE_RIC_DW0);
 527         regs_buff[1082] = IXGBE_READ_REG(hw, IXGBE_RIC_DW1);
 528         regs_buff[1083] = IXGBE_READ_REG(hw, IXGBE_RIC_DW2);
 529         regs_buff[1084] = IXGBE_READ_REG(hw, IXGBE_RIC_DW3);
 530         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 531         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 532         for (i = 0; i < 8; i++)
 533                 regs_buff[1087] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 534         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 535         regs_buff[1096] = IXGBE_READ_REG(hw, IXGBE_TIC_DW0);
 536         regs_buff[1097] = IXGBE_READ_REG(hw, IXGBE_TIC_DW1);
 537         regs_buff[1098] = IXGBE_READ_REG(hw, IXGBE_TIC_DW2);
 538         regs_buff[1099] = IXGBE_READ_REG(hw, IXGBE_TIC_DW3);
 539         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 540         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 541         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 542         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 543         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 544         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 545         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 546         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 547         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 548         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 549         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 550         for (i = 0; i < 8; i++)
 551                 regs_buff[1111] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 552         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 553         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 554         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 555         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 556         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 557         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 558         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 559         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 560         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 561 }
 562
 563 static int ixgbe_get_eeprom_len(struct net_device *netdev)
 564 {
 565         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 566         return adapter->hw.eeprom.word_size * 2;
 567 }
 568
 569 static int ixgbe_get_eeprom(struct net_device *netdev,
 570                             struct ethtool_eeprom *eeprom, u8 *bytes)
 571 {
 572         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 573         struct ixgbe_hw *hw = &adapter->hw;
 574         u16 *eeprom_buff;
 575         int first_word, last_word, eeprom_len;
 576         int ret_val = 0;
 577         u16 i;
 578
 579         if (eeprom->len == 0)
 580                 return -EINVAL;
 581
 582         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 583
 584         first_word = eeprom->offset >> 1;
 585         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 586         eeprom_len = last_word - first_word + 1;
 587
 588         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 589         if (!eeprom_buff)
 590                 return -ENOMEM;
 591
 592         for (i = 0; i < eeprom_len; i++) {
 593                 if ((ret_val = ixgbe_read_eeprom(hw, first_word + i,
 594                                                  &eeprom_buff[i])))
 595                         break;
 596         }
 597
 598         /* Device's eeprom is always little-endian, word addressable */
 599         for (i = 0; i < eeprom_len; i++)
 600                 le16_to_cpus(&eeprom_buff[i]);
 601
 602         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 603         kfree(eeprom_buff);
 604
 605         return ret_val;
 606 }
 607
 608 static void ixgbe_get_drvinfo(struct net_device *netdev,
 609                               struct ethtool_drvinfo *drvinfo)
 610 {
 611         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 612
 613         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 614         strncpy(drvinfo->version, ixgbe_driver_version, 32);
 615         strncpy(drvinfo->fw_version, "N/A", 32);
 616         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 617         drvinfo->n_stats = IXGBE_STATS_LEN;
 618         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 619 }
 620
 621 static void ixgbe_get_ringparam(struct net_device *netdev,
 622                                 struct ethtool_ringparam *ring)
 623 {
 624         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 625         struct ixgbe_ring *tx_ring = adapter->tx_ring;
 626         struct ixgbe_ring *rx_ring = adapter->rx_ring;
 627
 628         ring->rx_max_pending = IXGBE_MAX_RXD;
 629         ring->tx_max_pending = IXGBE_MAX_TXD;
 630         ring->rx_mini_max_pending = 0;
 631         ring->rx_jumbo_max_pending = 0;
 632         ring->rx_pending = rx_ring->count;
 633         ring->tx_pending = tx_ring->count;
 634         ring->rx_mini_pending = 0;
 635         ring->rx_jumbo_pending = 0;
 636 }
 637
 638 static int ixgbe_set_ringparam(struct net_device *netdev,
 639                                struct ethtool_ringparam *ring)
 640 {
 641         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 642         struct ixgbe_tx_buffer *old_buf;
 643         struct ixgbe_rx_buffer *old_rx_buf;
 644         void *old_desc;
 645         int i, err;
 646         u32 new_rx_count, new_tx_count, old_size;
 647         dma_addr_t old_dma;
 648
 649         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 650                 return -EINVAL;
 651
 652         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 653         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 654         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 655
 656         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 657         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 658         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 659
 660         if ((new_tx_count == adapter->tx_ring->count) &&
 661             (new_rx_count == adapter->rx_ring->count)) {
 662                 /* nothing to do */
 663                 return 0;
 664         }
 665
 666         if (netif_running(adapter->netdev))
 667                 ixgbe_down(adapter);
 668
 669         /*
 670          * We can't just free everything and then setup again,
 671          * because the ISRs in MSI-X mode get passed pointers
 672          * to the tx and rx ring structs.
 673          */
 674         if (new_tx_count != adapter->tx_ring->count) {
 675                 for (i = 0; i < adapter->num_tx_queues; i++) {
 676                         /* Save existing descriptor ring */
 677                         old_buf = adapter->tx_ring[i].tx_buffer_info;
 678                         old_desc = adapter->tx_ring[i].desc;
 679                         old_size = adapter->tx_ring[i].size;
 680                         old_dma = adapter->tx_ring[i].dma;
 681                         /* Try to allocate a new one */
 682                         adapter->tx_ring[i].tx_buffer_info = NULL;
 683                         adapter->tx_ring[i].desc = NULL;
 684                         adapter->tx_ring[i].count = new_tx_count;
 685                         err = ixgbe_setup_tx_resources(adapter,
 686                                                        &adapter->tx_ring[i]);
 687                         if (err) {
 688                                 /* Restore the old one so at least
 689                                    the adapter still works, even if
 690                                    we failed the request */
 691                                 adapter->tx_ring[i].tx_buffer_info = old_buf;
 692                                 adapter->tx_ring[i].desc = old_desc;
 693                                 adapter->tx_ring[i].size = old_size;
 694                                 adapter->tx_ring[i].dma = old_dma;
 695                                 goto err_setup;
 696                         }
 697                         /* Free the old buffer manually */
 698                         vfree(old_buf);
 699                         pci_free_consistent(adapter->pdev, old_size,
 700                                             old_desc, old_dma);
 701                 }
 702         }
 703
 704         if (new_rx_count != adapter->rx_ring->count) {
 705                 for (i = 0; i < adapter->num_rx_queues; i++) {
 706
 707                         old_rx_buf = adapter->rx_ring[i].rx_buffer_info;
 708                         old_desc = adapter->rx_ring[i].desc;
 709                         old_size = adapter->rx_ring[i].size;
 710                         old_dma = adapter->rx_ring[i].dma;
 711
 712                         adapter->rx_ring[i].rx_buffer_info = NULL;
 713                         adapter->rx_ring[i].desc = NULL;
 714                         adapter->rx_ring[i].dma = 0;
 715                         adapter->rx_ring[i].count = new_rx_count;
 716                         err = ixgbe_setup_rx_resources(adapter,
 717                                                        &adapter->rx_ring[i]);
 718                         if (err) {
 719                                 adapter->rx_ring[i].rx_buffer_info = old_rx_buf;
 720                                 adapter->rx_ring[i].desc = old_desc;
 721                                 adapter->rx_ring[i].size = old_size;
 722                                 adapter->rx_ring[i].dma = old_dma;
 723                                 goto err_setup;
 724                         }
 725
 726                         vfree(old_rx_buf);
 727                         pci_free_consistent(adapter->pdev, old_size, old_desc,
 728                                             old_dma);
 729                 }
 730         }
 731
 732         err = 0;
 733 err_setup:
 734         if (netif_running(adapter->netdev))
 735                 ixgbe_up(adapter);
 736
 737         return err;
 738 }
 739
 740 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
 741 {
 742         switch (sset) {
 743         case ETH_SS_STATS:
 744                 return IXGBE_STATS_LEN;
 745         default:
 746                 return -EOPNOTSUPP;
 747         }
 748 }
 749
 750 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 751                                     struct ethtool_stats *stats, u64 *data)
 752 {
 753         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 754         u64 *queue_stat;
 755         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 756         int j, k;
 757         int i;
 758
 759         ixgbe_update_stats(adapter);
 760         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 761                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
 762                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
 763                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
 764         }
 765         for (j = 0; j < adapter->num_tx_queues; j++) {
 766                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
 767                 for (k = 0; k < stat_count; k++)
 768                         data[i + k] = queue_stat[k];
 769                 i += k;
 770         }
 771         for (j = 0; j < adapter->num_rx_queues; j++) {
 772                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
 773                 for (k = 0; k < stat_count; k++)
 774                         data[i + k] = queue_stat[k];
 775                 i += k;
 776         }
 777 }
 778
 779 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 780                               u8 *data)
 781 {
 782         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 783         u8 *p = data;
 784         int i;
 785
 786         switch (stringset) {
 787         case ETH_SS_STATS:
 788                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 789                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
 790                                ETH_GSTRING_LEN);
 791                         p += ETH_GSTRING_LEN;
 792                 }
 793                 for (i = 0; i < adapter->num_tx_queues; i++) {
 794                         sprintf(p, "tx_queue_%u_packets", i);
 795                         p += ETH_GSTRING_LEN;
 796                         sprintf(p, "tx_queue_%u_bytes", i);
 797                         p += ETH_GSTRING_LEN;
 798                 }
 799                 for (i = 0; i < adapter->num_rx_queues; i++) {
 800                         sprintf(p, "rx_queue_%u_packets", i);
 801                         p += ETH_GSTRING_LEN;
 802                         sprintf(p, "rx_queue_%u_bytes", i);
 803                         p += ETH_GSTRING_LEN;
 804                 }
 805 /*              BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
 806                 break;
 807         }
 808 }
 809
 810
 811 static void ixgbe_get_wol(struct net_device *netdev,
 812                           struct ethtool_wolinfo *wol)
 813 {
 814         wol->supported = 0;
 815         wol->wolopts = 0;
 816
 817         return;
 818 }
 819
 820 static int ixgbe_nway_reset(struct net_device *netdev)
 821 {
 822         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 823
 824         if (netif_running(netdev)) {
 825                 ixgbe_down(adapter);
 826                 ixgbe_reset(adapter);
 827                 ixgbe_up(adapter);
 828         }
 829
 830         return 0;
 831 }
 832
 833 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 834 {
 835         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 836         u32 led_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_LEDCTL);
 837         u32 i;
 838
 839         if (!data || data > 300)
 840                 data = 300;
 841
 842         for (i = 0; i < (data * 1000); i += 400) {
 843                 ixgbe_led_on(&adapter->hw, IXGBE_LED_ON);
 844                 msleep_interruptible(200);
 845                 ixgbe_led_off(&adapter->hw, IXGBE_LED_ON);
 846                 msleep_interruptible(200);
 847         }
 848
 849         /* Restore LED settings */
 850         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 851
 852         return 0;
 853 }
 854
 855 static int ixgbe_get_coalesce(struct net_device *netdev,
 856                               struct ethtool_coalesce *ec)
 857 {
 858         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 859
 860         if (adapter->rx_eitr == 0)
 861                 ec->rx_coalesce_usecs = 0;
 862         else
 863                 ec->rx_coalesce_usecs = 1000000 / adapter->rx_eitr;
 864
 865         if (adapter->tx_eitr == 0)
 866                 ec->tx_coalesce_usecs = 0;
 867         else
 868                 ec->tx_coalesce_usecs = 1000000 / adapter->tx_eitr;
 869
 870         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 871         return 0;
 872 }
 873
 874 static int ixgbe_set_coalesce(struct net_device *netdev,
 875                               struct ethtool_coalesce *ec)
 876 {
 877         struct ixgbe_adapter *adapter = netdev_priv(netdev);
 878
 879         if ((ec->rx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 880             ((ec->rx_coalesce_usecs > 0) &&
 881              (ec->rx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 882                 return -EINVAL;
 883         if ((ec->tx_coalesce_usecs > IXGBE_MAX_ITR_USECS) ||
 884             ((ec->tx_coalesce_usecs > 0) &&
 885              (ec->tx_coalesce_usecs < IXGBE_MIN_ITR_USECS)))
 886                 return -EINVAL;
 887
 888         /* convert to rate of irq's per second */
 889         if (ec->rx_coalesce_usecs == 0)
 890                 adapter->rx_eitr = 0;
 891         else
 892                 adapter->rx_eitr = (1000000 / ec->rx_coalesce_usecs);
 893
 894         if (ec->tx_coalesce_usecs == 0)
 895                 adapter->tx_eitr = 0;
 896         else
 897                 adapter->tx_eitr = (1000000 / ec->tx_coalesce_usecs);
 898
 899         if (ec->tx_max_coalesced_frames_irq)
 900                 adapter->tx_ring[0].work_limit =
 901                                         ec->tx_max_coalesced_frames_irq;
 902
 903         if (netif_running(netdev)) {
 904                 ixgbe_down(adapter);
 905                 ixgbe_up(adapter);
 906         }
 907
 908         return 0;
 909 }
 910
 911
 912 static struct ethtool_ops ixgbe_ethtool_ops = {
 913         .get_settings           = ixgbe_get_settings,
 914         .set_settings           = ixgbe_set_settings,
 915         .get_drvinfo            = ixgbe_get_drvinfo,
 916         .get_regs_len           = ixgbe_get_regs_len,
 917         .get_regs               = ixgbe_get_regs,
 918         .get_wol                = ixgbe_get_wol,
 919         .nway_reset             = ixgbe_nway_reset,
 920         .get_link               = ethtool_op_get_link,
 921         .get_eeprom_len         = ixgbe_get_eeprom_len,
 922         .get_eeprom             = ixgbe_get_eeprom,
 923         .get_ringparam          = ixgbe_get_ringparam,
 924         .set_ringparam          = ixgbe_set_ringparam,
 925         .get_pauseparam         = ixgbe_get_pauseparam,
 926         .set_pauseparam         = ixgbe_set_pauseparam,
 927         .get_rx_csum            = ixgbe_get_rx_csum,
 928         .set_rx_csum            = ixgbe_set_rx_csum,
 929         .get_tx_csum            = ixgbe_get_tx_csum,
 930         .set_tx_csum            = ixgbe_set_tx_csum,
 931         .get_sg                 = ethtool_op_get_sg,
 932         .set_sg                 = ethtool_op_set_sg,
 933         .get_msglevel           = ixgbe_get_msglevel,
 934         .set_msglevel           = ixgbe_set_msglevel,
 935         .get_tso                = ethtool_op_get_tso,
 936         .set_tso                = ixgbe_set_tso,
 937         .get_strings            = ixgbe_get_strings,
 938         .phys_id                = ixgbe_phys_id,
 939         .get_sset_count         = ixgbe_get_sset_count,
 940         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
 941         .get_coalesce           = ixgbe_get_coalesce,
 942         .set_coalesce           = ixgbe_set_coalesce,
 943 };
 944
 945 void ixgbe_set_ethtool_ops(struct net_device *netdev)
 946 {
 947         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 948 }