Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 38f616da authored by Salil's avatar Salil Committed by David S. Miller
Browse files

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



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

Signed-off-by: default avatarSalil Mehta <salil.mehta@huawei.com>
Signed-off-by: default avatarlisheng <lisheng011@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 64353af6

drivers/net/ethernet/hisilicon/hns/hns_enet.c

+47 −0
Original line number Diff line number Diff line
@@ -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,