diff options
| -rw-r--r-- | drivers/net/virtio_net.c | 46 |
1 files changed, 19 insertions, 27 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 82dba5aaf423..0cb0b0632672 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -710,17 +710,6 @@ static int virtnet_close(struct net_device *dev) return 0; } -static int virtnet_set_tx_csum(struct net_device *dev, u32 data) -{ - struct virtnet_info *vi = netdev_priv(dev); - struct virtio_device *vdev = vi->vdev; - - if (data && !virtio_has_feature(vdev, VIRTIO_NET_F_CSUM)) - return -ENOSYS; - - return ethtool_op_set_tx_hw_csum(dev, data); -} - static void virtnet_set_rx_mode(struct net_device *dev) { struct virtnet_info *vi = netdev_priv(dev); @@ -822,10 +811,6 @@ static void virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid) } static const struct ethtool_ops virtnet_ethtool_ops = { - .set_tx_csum = virtnet_set_tx_csum, - .set_sg = ethtool_op_set_sg, - .set_tso = ethtool_op_set_tso, - .set_ufo = ethtool_op_set_ufo, .get_link = ethtool_op_get_link, }; @@ -912,22 +897,29 @@ static int virtnet_probe(struct virtio_device *vdev) SET_NETDEV_DEV(dev, &vdev->dev); /* Do we support "hardware" checksums? */ - if (csum && virtio_has_feature(vdev, VIRTIO_NET_F_CSUM)) { + if (virtio_has_feature(vdev, VIRTIO_NET_F_CSUM)) { /* This opens up the world of extra features. */ - dev->features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST; - if (gso && virtio_has_feature(vdev, VIRTIO_NET_F_GSO)) { - dev->features |= NETIF_F_TSO | NETIF_F_UFO + dev->hw_features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST; + if (csum) + dev->features |= NETIF_F_HW_CSUM|NETIF_F_SG|NETIF_F_FRAGLIST; + + if (virtio_has_feature(vdev, VIRTIO_NET_F_GSO)) { + dev->hw_features |= NETIF_F_TSO | NETIF_F_UFO | NETIF_F_TSO_ECN | NETIF_F_TSO6; } /* Individual feature bits: what can host handle? */ - if (gso && virtio_has_feature(vdev, VIRTIO_NET_F_HOST_TSO4)) - dev->features |= NETIF_F_TSO; - if (gso && virtio_has_feature(vdev, VIRTIO_NET_F_HOST_TSO6)) - dev->features |= NETIF_F_TSO6; - if (gso && virtio_has_feature(vdev, VIRTIO_NET_F_HOST_ECN)) - dev->features |= NETIF_F_TSO_ECN; - if (gso && virtio_has_feature(vdev, VIRTIO_NET_F_HOST_UFO)) - dev->features |= NETIF_F_UFO; + if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_TSO4)) + dev->hw_features |= NETIF_F_TSO; + if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_TSO6)) + dev->hw_features |= NETIF_F_TSO6; + if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_ECN)) + dev->hw_features |= NETIF_F_TSO_ECN; + if (virtio_has_feature(vdev, VIRTIO_NET_F_HOST_UFO)) + dev->hw_features |= NETIF_F_UFO; + + if (gso) + dev->features |= dev->hw_features & (NETIF_F_ALL_TSO|NETIF_F_UFO); + /* (!csum && gso) case will be fixed by register_netdev() */ } /* Configuration may specify what MAC to use. Otherwise random. */ |