drivers/net/ethernet/sfc/sriov.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /****************************************************************************
   3  * Driver for Solarflare network controllers and boards
   4  * Copyright 2014-2015 Solarflare Communications Inc.
   5  */
   6 #include <linux/module.h>
   7 #include "net_driver.h"
   8 #include "nic.h"
   9 #include "sriov.h"
  10
  11 int efx_sriov_set_vf_mac(struct net_device *net_dev, int vf_i, u8 *mac)
  12 {
  13         struct efx_nic *efx = efx_netdev_priv(net_dev);
  14
  15         if (efx->type->sriov_set_vf_mac)
  16                 return efx->type->sriov_set_vf_mac(efx, vf_i, mac);
  17         else
  18                 return -EOPNOTSUPP;
  19 }
  20
  21 int efx_sriov_set_vf_vlan(struct net_device *net_dev, int vf_i, u16 vlan,
  22                           u8 qos, __be16 vlan_proto)
  23 {
  24         struct efx_nic *efx = efx_netdev_priv(net_dev);
  25
  26         if (efx->type->sriov_set_vf_vlan) {
  27                 if ((vlan & ~VLAN_VID_MASK) ||
  28                     (qos & ~(VLAN_PRIO_MASK >> VLAN_PRIO_SHIFT)))
  29                         return -EINVAL;
  30
  31                 if (vlan_proto != htons(ETH_P_8021Q))
  32                         return -EPROTONOSUPPORT;
  33
  34                 return efx->type->sriov_set_vf_vlan(efx, vf_i, vlan, qos);
  35         } else {
  36                 return -EOPNOTSUPP;
  37         }
  38 }
  39
  40 int efx_sriov_set_vf_spoofchk(struct net_device *net_dev, int vf_i,
  41                               bool spoofchk)
  42 {
  43         struct efx_nic *efx = efx_netdev_priv(net_dev);
  44
  45         if (efx->type->sriov_set_vf_spoofchk)
  46                 return efx->type->sriov_set_vf_spoofchk(efx, vf_i, spoofchk);
  47         else
  48                 return -EOPNOTSUPP;
  49 }
  50
  51 int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
  52                             struct ifla_vf_info *ivi)
  53 {
  54         struct efx_nic *efx = efx_netdev_priv(net_dev);
  55
  56         if (efx->type->sriov_get_vf_config)
  57                 return efx->type->sriov_get_vf_config(efx, vf_i, ivi);
  58         else
  59                 return -EOPNOTSUPP;
  60 }
  61
  62 int efx_sriov_set_vf_link_state(struct net_device *net_dev, int vf_i,
  63                                 int link_state)
  64 {
  65         struct efx_nic *efx = efx_netdev_priv(net_dev);
  66
  67         if (efx->type->sriov_set_vf_link_state)
  68                 return efx->type->sriov_set_vf_link_state(efx, vf_i,
  69                                                           link_state);
  70         else
  71                 return -EOPNOTSUPP;
  72 }