blob: bc33eaada3b9a2dffa2960ba1ed011e807452d5c [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/* Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. */
#include "en/devlink.h"
#include "eswitch.h"
static void
mlx5e_devlink_get_port_parent_id(struct mlx5_core_dev *dev, struct netdev_phys_item_id *ppid)
{
u64 parent_id;
parent_id = mlx5_query_nic_system_image_guid(dev);
ppid->id_len = sizeof(parent_id);
memcpy(ppid->id, &parent_id, sizeof(parent_id));
}
int mlx5e_devlink_port_register(struct mlx5e_priv *priv)
{
struct devlink *devlink = priv_to_devlink(priv->mdev);
struct devlink_port_attrs attrs = {};
struct netdev_phys_item_id ppid = {};
struct devlink_port *dl_port;
unsigned int dl_port_index;
if (mlx5_core_is_pf(priv->mdev)) {
attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
attrs.phys.port_number = PCI_FUNC(priv->mdev->pdev->devfn);
if (MLX5_ESWITCH_MANAGER(priv->mdev)) {
mlx5e_devlink_get_port_parent_id(priv->mdev, &ppid);
memcpy(attrs.switch_id.id, ppid.id, ppid.id_len);
attrs.switch_id.id_len = ppid.id_len;
}
dl_port_index = mlx5_esw_vport_to_devlink_port_index(priv->mdev,
MLX5_VPORT_UPLINK);
} else {
attrs.flavour = DEVLINK_PORT_FLAVOUR_VIRTUAL;
dl_port_index = mlx5_esw_vport_to_devlink_port_index(priv->mdev, 0);
}
dl_port = mlx5e_devlink_get_dl_port(priv);
memset(dl_port, 0, sizeof(*dl_port));
devlink_port_attrs_set(dl_port, &attrs);
return devlink_port_register(devlink, dl_port, dl_port_index);
}
void mlx5e_devlink_port_type_eth_set(struct mlx5e_priv *priv)
{
struct devlink_port *dl_port = mlx5e_devlink_get_dl_port(priv);
devlink_port_type_eth_set(dl_port, priv->netdev);
}
void mlx5e_devlink_port_unregister(struct mlx5e_priv *priv)
{
struct devlink_port *dl_port = mlx5e_devlink_get_dl_port(priv);
if (dl_port->registered)
devlink_port_unregister(dl_port);
}
struct devlink_port *mlx5e_get_devlink_port(struct net_device *dev)
{
struct mlx5e_priv *priv = netdev_priv(dev);
struct devlink_port *port;
if (!netif_device_present(dev))
return NULL;
port = mlx5e_devlink_get_dl_port(priv);
if (port->registered)
return port;
return NULL;
}