kernel/linux/kni/kni_ethtool.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright(c) 2010-2014 Intel Corporation.
   4  */
   5
   6 #include <linux/device.h>
   7 #include <linux/netdevice.h>
   8 #include <linux/ethtool.h>
   9 #include "kni_dev.h"
  10
  11 static int
  12 kni_check_if_running(struct net_device *dev)
  13 {
  14         struct kni_dev *priv = netdev_priv(dev);
  15
  16         if (priv->lad_dev)
  17                 return 0;
  18         else
  19                 return -EOPNOTSUPP;
  20 }
  21
  22 static void
  23 kni_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
  24 {
  25         struct kni_dev *priv = netdev_priv(dev);
  26
  27         priv->lad_dev->ethtool_ops->get_drvinfo(priv->lad_dev, info);
  28 }
  29
  30 static int
  31 kni_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
  32 {
  33         struct kni_dev *priv = netdev_priv(dev);
  34
  35         return priv->lad_dev->ethtool_ops->get_settings(priv->lad_dev, ecmd);
  36 }
  37
  38 static int
  39 kni_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
  40 {
  41         struct kni_dev *priv = netdev_priv(dev);
  42
  43         return priv->lad_dev->ethtool_ops->set_settings(priv->lad_dev, ecmd);
  44 }
  45
  46 static void
  47 kni_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  48 {
  49         struct kni_dev *priv = netdev_priv(dev);
  50
  51         priv->lad_dev->ethtool_ops->get_wol(priv->lad_dev, wol);
  52 }
  53
  54 static int
  55 kni_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
  56 {
  57         struct kni_dev *priv = netdev_priv(dev);
  58
  59         return priv->lad_dev->ethtool_ops->set_wol(priv->lad_dev, wol);
  60 }
  61
  62 static int
  63 kni_nway_reset(struct net_device *dev)
  64 {
  65         struct kni_dev *priv = netdev_priv(dev);
  66
  67         return priv->lad_dev->ethtool_ops->nway_reset(priv->lad_dev);
  68 }
  69
  70 static int
  71 kni_get_eeprom_len(struct net_device *dev)
  72 {
  73         struct kni_dev *priv = netdev_priv(dev);
  74
  75         return priv->lad_dev->ethtool_ops->get_eeprom_len(priv->lad_dev);
  76 }
  77
  78 static int
  79 kni_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
  80                                                         u8 *bytes)
  81 {
  82         struct kni_dev *priv = netdev_priv(dev);
  83
  84         return priv->lad_dev->ethtool_ops->get_eeprom(priv->lad_dev, eeprom,
  85                                                                 bytes);
  86 }
  87
  88 static int
  89 kni_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
  90                                                         u8 *bytes)
  91 {
  92         struct kni_dev *priv = netdev_priv(dev);
  93
  94         return priv->lad_dev->ethtool_ops->set_eeprom(priv->lad_dev, eeprom,
  95                                                                 bytes);
  96 }
  97
  98 static void
  99 kni_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 100 {
 101         struct kni_dev *priv = netdev_priv(dev);
 102
 103         priv->lad_dev->ethtool_ops->get_ringparam(priv->lad_dev, ring);
 104 }
 105
 106 static int
 107 kni_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
 108 {
 109         struct kni_dev *priv = netdev_priv(dev);
 110
 111         return priv->lad_dev->ethtool_ops->set_ringparam(priv->lad_dev, ring);
 112 }
 113
 114 static void
 115 kni_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
 116 {
 117         struct kni_dev *priv = netdev_priv(dev);
 118
 119         priv->lad_dev->ethtool_ops->get_pauseparam(priv->lad_dev, pause);
 120 }
 121
 122 static int
 123 kni_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *pause)
 124 {
 125         struct kni_dev *priv = netdev_priv(dev);
 126
 127         return priv->lad_dev->ethtool_ops->set_pauseparam(priv->lad_dev,
 128                                                                 pause);
 129 }
 130
 131 static u32
 132 kni_get_msglevel(struct net_device *dev)
 133 {
 134         struct kni_dev *priv = netdev_priv(dev);
 135
 136         return priv->lad_dev->ethtool_ops->get_msglevel(priv->lad_dev);
 137 }
 138
 139 static void
 140 kni_set_msglevel(struct net_device *dev, u32 data)
 141 {
 142         struct kni_dev *priv = netdev_priv(dev);
 143
 144         priv->lad_dev->ethtool_ops->set_msglevel(priv->lad_dev, data);
 145 }
 146
 147 static int
 148 kni_get_regs_len(struct net_device *dev)
 149 {
 150         struct kni_dev *priv = netdev_priv(dev);
 151
 152         return priv->lad_dev->ethtool_ops->get_regs_len(priv->lad_dev);
 153 }
 154
 155 static void
 156 kni_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
 157 {
 158         struct kni_dev *priv = netdev_priv(dev);
 159
 160         priv->lad_dev->ethtool_ops->get_regs(priv->lad_dev, regs, p);
 161 }
 162
 163 static void
 164 kni_get_strings(struct net_device *dev, u32 stringset, u8 *data)
 165 {
 166         struct kni_dev *priv = netdev_priv(dev);
 167
 168         priv->lad_dev->ethtool_ops->get_strings(priv->lad_dev, stringset,
 169                                                                 data);
 170 }
 171
 172 static int
 173 kni_get_sset_count(struct net_device *dev, int sset)
 174 {
 175         struct kni_dev *priv = netdev_priv(dev);
 176
 177         return priv->lad_dev->ethtool_ops->get_sset_count(priv->lad_dev, sset);
 178 }
 179
 180 static void
 181 kni_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats,
 182                                                                 u64 *data)
 183 {
 184         struct kni_dev *priv = netdev_priv(dev);
 185
 186         priv->lad_dev->ethtool_ops->get_ethtool_stats(priv->lad_dev, stats,
 187                                                                 data);
 188 }
 189
 190 struct ethtool_ops kni_ethtool_ops = {
 191         .begin                  = kni_check_if_running,
 192         .get_drvinfo            = kni_get_drvinfo,
 193         .get_settings           = kni_get_settings,
 194         .set_settings           = kni_set_settings,
 195         .get_regs_len           = kni_get_regs_len,
 196         .get_regs               = kni_get_regs,
 197         .get_wol                = kni_get_wol,
 198         .set_wol                = kni_set_wol,
 199         .nway_reset             = kni_nway_reset,
 200         .get_link               = ethtool_op_get_link,
 201         .get_eeprom_len         = kni_get_eeprom_len,
 202         .get_eeprom             = kni_get_eeprom,
 203         .set_eeprom             = kni_set_eeprom,
 204         .get_ringparam          = kni_get_ringparam,
 205         .set_ringparam          = kni_set_ringparam,
 206         .get_pauseparam         = kni_get_pauseparam,
 207         .set_pauseparam         = kni_set_pauseparam,
 208         .get_msglevel           = kni_get_msglevel,
 209         .set_msglevel           = kni_set_msglevel,
 210         .get_strings            = kni_get_strings,
 211         .get_sset_count         = kni_get_sset_count,
 212         .get_ethtool_stats      = kni_get_ethtool_stats,
 213 };
 214
 215 void
 216 kni_set_ethtool_ops(struct net_device *netdev)
 217 {
 218         netdev->ethtool_ops = &kni_ethtool_ops;
 219 }