Exemple #1
0
/* Called directly after IPoIB netdevice was created to initialize SW structs */
void mlx5i_init(struct mlx5_core_dev *mdev,
		struct net_device *netdev,
		const struct mlx5e_profile *profile,
		void *ppriv)
{
	struct mlx5e_priv *priv  = mlx5i_epriv(netdev);
	u16 max_mtu;

	/* priv init */
	priv->mdev        = mdev;
	priv->netdev      = netdev;
	priv->profile     = profile;
	priv->ppriv       = ppriv;
	mutex_init(&priv->state_lock);

	mlx5_query_port_max_mtu(mdev, &max_mtu, 1);
	netdev->mtu = max_mtu;

	mlx5e_build_nic_params(mdev, &priv->channels.params,
			       profile->max_nch(mdev), netdev->mtu);
	mlx5i_build_nic_params(mdev, &priv->channels.params);

	mlx5e_timestamp_init(priv);

	/* netdev init */
	netdev->hw_features    |= NETIF_F_SG;
	netdev->hw_features    |= NETIF_F_IP_CSUM;
	netdev->hw_features    |= NETIF_F_IPV6_CSUM;
	netdev->hw_features    |= NETIF_F_GRO;
	netdev->hw_features    |= NETIF_F_TSO;
	netdev->hw_features    |= NETIF_F_TSO6;
	netdev->hw_features    |= NETIF_F_RXCSUM;
	netdev->hw_features    |= NETIF_F_RXHASH;

	netdev->netdev_ops = &mlx5i_netdev_ops;
	netdev->ethtool_ops = &mlx5i_ethtool_ops;
}
Exemple #2
0
static int mlx5_query_hca_port(struct ib_device *ibdev, u8 port,
			       struct ib_port_attr *props)
{
	struct mlx5_ib_dev *dev = to_mdev(ibdev);
	struct mlx5_core_dev *mdev = dev->mdev;
	struct mlx5_hca_vport_context *rep;
	int max_mtu;
	int oper_mtu;
	int err;
	u8 ib_link_width_oper;
	u8 vl_hw_cap;

	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
	if (!rep) {
		err = -ENOMEM;
		goto out;
	}

	memset(props, 0, sizeof(*props));

	err = mlx5_query_hca_vport_context(mdev, 0, port, 0, rep);
	if (err)
		goto out;

	props->lid		= rep->lid;
	props->lmc		= rep->lmc;
	props->sm_lid		= rep->sm_lid;
	props->sm_sl		= rep->sm_sl;
	props->state		= rep->vport_state;
	props->phys_state	= rep->port_physical_state;
	props->port_cap_flags	= rep->cap_mask1;
	props->gid_tbl_len	= mlx5_get_gid_table_len(MLX5_CAP_GEN(mdev, gid_table_size));
	props->max_msg_sz	= 1 << MLX5_CAP_GEN(mdev, log_max_msg);
	props->pkey_tbl_len	= mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(mdev, pkey_table_size));
	props->bad_pkey_cntr	= rep->pkey_violation_counter;
	props->qkey_viol_cntr	= rep->qkey_violation_counter;
	props->subnet_timeout	= rep->subnet_timeout;
	props->init_type_reply	= rep->init_type_reply;

	err = mlx5_query_port_link_width_oper(mdev, &ib_link_width_oper, port);
	if (err)
		goto out;

	err = translate_active_width(ibdev, ib_link_width_oper,
				     &props->active_width);
	if (err)
		goto out;
	err = mlx5_query_port_proto_oper(mdev, &props->active_speed, MLX5_PTYS_IB,
					 port);
	if (err)
		goto out;

	mlx5_query_port_max_mtu(mdev, &max_mtu, port);

	props->max_mtu = mlx5_mtu_to_ib_mtu(max_mtu);

	mlx5_query_port_oper_mtu(mdev, &oper_mtu, port);

	props->active_mtu = mlx5_mtu_to_ib_mtu(oper_mtu);

	err = mlx5_query_port_vl_hw_cap(mdev, &vl_hw_cap, port);
	if (err)
		goto out;

	err = translate_max_vl_num(ibdev, vl_hw_cap,
				   &props->max_vl_num);
out:
	kfree(rep);
	return err;
}