lib/librte_eal/linuxapp/kni/kni_ethtool.c

   1 /*-
   2  * GPL LICENSE SUMMARY
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *
   6  *   This program is free software; you can redistribute it and/or modify
   7  *   it under the terms of version 2 of the GNU General Public License as
   8  *   published by the Free Software Foundation.
   9  *
  10  *   This program is distributed in the hope that it will be useful, but
  11  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  *   General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program; if not, write to the Free Software
  17  *   Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18  *   The full GNU General Public License is included in this distribution
  19  *   in the file called LICENSE.GPL.
  20  *
  21  *   Contact Information:
  22  *   Intel Corporation
  23  */
  24
  25 #include <linux/device.h>
  26 #include <linux/netdevice.h>
  27 #include <linux/ethtool.h>
  28 #include "kni_dev.h"
  29
  30 static int
  31 kni_check_if_running(struct net_device *dev)
  32 {
  33         struct kni_dev *priv = netdev_priv(dev);
  34
  35         if (priv->lad_dev)
  36                 return 0;
  37         else
  38                 return -EOPNOTSUPP;
  39 }
  40
  41 static void
  42 kni_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  43 {
  44         struct kni_dev *priv = netdev_priv(dev);
  45
  46         priv->lad_dev->ethtool_ops->get_drvinfo(priv->lad_dev, info);
  47 }
  48
  49 static int
  50 kni_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
  51 {
  52         struct kni_dev *priv = netdev_priv(dev);
  53
  54         return priv->lad_dev->ethtool_ops->get_settings(priv->lad_dev, ecmd);
  55 }
  56
  57 static int
  58 kni_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
  59 {
  60         struct kni_dev *priv = netdev_priv(dev);
  61
  62         return priv->lad_dev->ethtool_ops->set_settings(priv->lad_dev, ecmd);
  63 }
  64
  65 static void
  66 kni_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  67 {
  68         struct kni_dev *priv = netdev_priv(dev);
  69
  70         priv->lad_dev->ethtool_ops->get_wol(priv->lad_dev, wol);
  71 }
  72
  73 static int
  74 kni_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  75 {
  76         struct kni_dev *priv = netdev_priv(dev);
  77
  78         return priv->lad_dev->ethtool_ops->set_wol(priv->lad_dev, wol);
  79 }
  80
  81 static int
  82 kni_nway_reset(struct net_device *dev)
  83 {
  84         struct kni_dev *priv = netdev_priv(dev);
  85
  86         return priv->lad_dev->ethtool_ops->nway_reset(priv->lad_dev);
  87 }
  88
  89 static int
  90 kni_get_eeprom_len(struct net_device *dev)
  91 {
  92         struct kni_dev *priv = netdev_priv(dev);
  93
  94         return priv->lad_dev->ethtool_ops->get_eeprom_len(priv->lad_dev);
  95 }
  96
  97 static int
  98 kni_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
  99                                                         u8 *bytes)
 100 {
 101         struct kni_dev *priv = netdev_priv(dev);
 102
 103         return priv->lad_dev->ethtool_ops->get_eeprom(priv->lad_dev, eeprom,
 104                                                                 bytes);
 105 }
 106
 107 static int
 108 kni_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 109                                                         u8 *bytes)
 110 {
 111         struct kni_dev *priv = netdev_priv(dev);
 112
 113         return priv->lad_dev->ethtool_ops->set_eeprom(priv->lad_dev, eeprom,
 114                                                                 bytes);
 115 }
 116
 117 static void
 118 kni_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 119 {
 120         struct kni_dev *priv = netdev_priv(dev);
 121
 122         priv->lad_dev->ethtool_ops->get_ringparam(priv->lad_dev, ring);
 123 }
 124
 125 static int
 126 kni_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 127 {
 128         struct kni_dev *priv = netdev_priv(dev);
 129
 130         return priv->lad_dev->ethtool_ops->set_ringparam(priv->lad_dev, ring);
 131 }
 132
 133 static void
 134 kni_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
 135 {
 136         struct kni_dev *priv = netdev_priv(dev);
 137
 138         priv->lad_dev->ethtool_ops->get_pauseparam(priv->lad_dev, pause);
 139 }
 140
 141 static int
 142 kni_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
 143 {
 144         struct kni_dev *priv = netdev_priv(dev);
 145
 146         return priv->lad_dev->ethtool_ops->set_pauseparam(priv->lad_dev,
 147                                                                 pause);
 148 }
 149
 150 static u32
 151 kni_get_msglevel(struct net_device *dev)
 152 {
 153         struct kni_dev *priv = netdev_priv(dev);
 154
 155         return priv->lad_dev->ethtool_ops->get_msglevel(priv->lad_dev);
 156 }
 157
 158 static void
 159 kni_set_msglevel(struct net_device *dev, u32 data)
 160 {
 161         struct kni_dev *priv = netdev_priv(dev);
 162
 163         priv->lad_dev->ethtool_ops->set_msglevel(priv->lad_dev, data);
 164 }
 165
 166 static int
 167 kni_get_regs_len(struct net_device *dev)
 168 {
 169         struct kni_dev *priv = netdev_priv(dev);
 170
 171         return priv->lad_dev->ethtool_ops->get_regs_len(priv->lad_dev);
 172 }
 173
 174 static void
 175 kni_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 176 {
 177         struct kni_dev *priv = netdev_priv(dev);
 178
 179         priv->lad_dev->ethtool_ops->get_regs(priv->lad_dev, regs, p);
 180 }
 181
 182 static void
 183 kni_get_strings(struct net_device *dev, u32 stringset, u8 *data)
 184 {
 185         struct kni_dev *priv = netdev_priv(dev);
 186
 187         priv->lad_dev->ethtool_ops->get_strings(priv->lad_dev, stringset,
 188                                                                 data);
 189 }
 190
 191 static int
 192 kni_get_sset_count(struct net_device *dev, int sset)
 193 {
 194         struct kni_dev *priv = netdev_priv(dev);
 195
 196         return priv->lad_dev->ethtool_ops->get_sset_count(priv->lad_dev, sset);
 197 }
 198
 199 static void
 200 kni_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats,
 201                                                                 u64 *data)
 202 {
 203         struct kni_dev *priv = netdev_priv(dev);
 204
 205         priv->lad_dev->ethtool_ops->get_ethtool_stats(priv->lad_dev, stats,
 206                                                                 data);
 207 }
 208
 209 struct ethtool_ops kni_ethtool_ops = {
 210         .begin                  = kni_check_if_running,
 211         .get_drvinfo            = kni_get_drvinfo,
 212         .get_settings           = kni_get_settings,
 213         .set_settings           = kni_set_settings,
 214         .get_regs_len           = kni_get_regs_len,
 215         .get_regs               = kni_get_regs,
 216         .get_wol                = kni_get_wol,
 217         .set_wol                = kni_set_wol,
 218         .nway_reset             = kni_nway_reset,
 219         .get_link               = ethtool_op_get_link,
 220         .get_eeprom_len         = kni_get_eeprom_len,
 221         .get_eeprom             = kni_get_eeprom,
 222         .set_eeprom             = kni_set_eeprom,
 223         .get_ringparam          = kni_get_ringparam,
 224         .set_ringparam          = kni_set_ringparam,
 225         .get_pauseparam         = kni_get_pauseparam,
 226         .set_pauseparam         = kni_set_pauseparam,
 227         .get_msglevel           = kni_get_msglevel,
 228         .set_msglevel           = kni_set_msglevel,
 229         .get_strings            = kni_get_strings,
 230         .get_sset_count         = kni_get_sset_count,
 231         .get_ethtool_stats      = kni_get_ethtool_stats,
 232 };
 233
 234 void
 235 kni_set_ethtool_ops(struct net_device *netdev)
 236 {
 237         netdev->ethtool_ops = &kni_ethtool_ops;
 238 }