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net:hns: Add support of ethtool TSO set option for Hip06 in HNS

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This patch adds the support of ethtool TSO option to support
Hip06 SoC to HNS

Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: lisheng <lisheng011@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Salil 2015-12-03 12:17:56 +00:00 committed by David S. Miller
parent 64353af639
commit 38f616da1c
1 changed files with 47 additions and 0 deletions
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47
drivers/net/ethernet/hisilicon/hns/hns_enet.c
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@ -1384,6 +1384,51 @@ static int hns_nic_change_mtu(struct net_device *ndev, int new_mtu)
return ret;
}
static int hns_nic_set_features(struct net_device *netdev,
netdev_features_t features)
{
struct hns_nic_priv *priv = netdev_priv(netdev);
struct hnae_handle *h = priv->ae_handle;
switch (priv->enet_ver) {
case AE_VERSION_1:
if (features & (NETIF_F_TSO | NETIF_F_TSO6))
netdev_info(netdev, "enet v1 do not support tso!\n");
break;
default:
if (features & (NETIF_F_TSO | NETIF_F_TSO6)) {
priv->ops.fill_desc = fill_tso_desc;
priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tso;
/* The chip only support 7*4096 */
netif_set_gso_max_size(netdev, 7 * 4096);
h->dev->ops->set_tso_stats(h, 1);
} else {
priv->ops.fill_desc = fill_v2_desc;
priv->ops.maybe_stop_tx = hns_nic_maybe_stop_tx;
h->dev->ops->set_tso_stats(h, 0);
}
break;
}
netdev->features = features;
return 0;
}
static netdev_features_t hns_nic_fix_features(
struct net_device *netdev, netdev_features_t features)
{
struct hns_nic_priv *priv = netdev_priv(netdev);
switch (priv->enet_ver) {
case AE_VERSION_1:
features &= ~(NETIF_F_TSO | NETIF_F_TSO6 |
NETIF_F_HW_VLAN_CTAG_FILTER);
break;
default:
break;
}
return features;
}
/**
* nic_set_multicast_list - set mutl mac address
* @netdev: net device
@ -1479,6 +1524,8 @@ static const struct net_device_ops hns_nic_netdev_ops = {
.ndo_set_mac_address = hns_nic_net_set_mac_address,
.ndo_change_mtu = hns_nic_change_mtu,
.ndo_do_ioctl = hns_nic_do_ioctl,
.ndo_set_features = hns_nic_set_features,
.ndo_fix_features = hns_nic_fix_features,
.ndo_get_stats64 = hns_nic_get_stats64,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = hns_nic_poll_controller,