drivers/net/ethernet/sfc/sriov.c

   1 /****************************************************************************
   2  * Driver for Solarflare network controllers and boards
   3  * Copyright 2014-2015 Solarflare Communications Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published
   7  * by the Free Software Foundation, incorporated herein by reference.
   8  */
   9 #include <linux/module.h>
  10 #include "net_driver.h"
  11 #include "nic.h"
  12 #include "sriov.h"
  13
  14 int efx_sriov_set_vf_mac(struct net_device *net_dev, int vf_i, u8 *mac)
  15 {
  16         struct efx_nic *efx = netdev_priv(net_dev);
  17
  18         if (efx->type->sriov_set_vf_mac)
  19                 return efx->type->sriov_set_vf_mac(efx, vf_i, mac);
  20         else
  21                 return -EOPNOTSUPP;
  22 }
  23
  24 int efx_sriov_set_vf_vlan(struct net_device *net_dev, int vf_i, u16 vlan,
  25                           u8 qos, __be16 vlan_proto)
  26 {
  27         struct efx_nic *efx = netdev_priv(net_dev);
  28
  29         if (efx->type->sriov_set_vf_vlan) {
  30                 if ((vlan & ~VLAN_VID_MASK) ||
  31                     (qos & ~(VLAN_PRIO_MASK >> VLAN_PRIO_SHIFT)))
  32                         return -EINVAL;
  33
  34                 if (vlan_proto != htons(ETH_P_8021Q))
  35                         return -EPROTONOSUPPORT;
  36
  37                 return efx->type->sriov_set_vf_vlan(efx, vf_i, vlan, qos);
  38         } else {
  39                 return -EOPNOTSUPP;
  40         }
  41 }
  42
  43 int efx_sriov_set_vf_spoofchk(struct net_device *net_dev, int vf_i,
  44                               bool spoofchk)
  45 {
  46         struct efx_nic *efx = netdev_priv(net_dev);
  47
  48         if (efx->type->sriov_set_vf_spoofchk)
  49                 return efx->type->sriov_set_vf_spoofchk(efx, vf_i, spoofchk);
  50         else
  51                 return -EOPNOTSUPP;
  52 }
  53
  54 int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
  55                             struct ifla_vf_info *ivi)
  56 {
  57         struct efx_nic *efx = netdev_priv(net_dev);
  58
  59         if (efx->type->sriov_get_vf_config)
  60                 return efx->type->sriov_get_vf_config(efx, vf_i, ivi);
  61         else
  62                 return -EOPNOTSUPP;
  63 }
  64
  65 int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
  66                                 int link_state)
  67 {
  68         struct efx_nic *efx = netdev_priv(net_dev);
  69
  70         if (efx->type->sriov_set_vf_link_state)
  71                 return efx->type->sriov_set_vf_link_state(efx, vf_i,
  72                                                           link_state);
  73         else
  74                 return -EOPNOTSUPP;
  75 }