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net/mlx5e: en_tc, re-factor query route port

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query for peer esw outside of if scope.
This is preparation for query route port over multiple peers.

Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Mark Bloch 2022-03-30 08:51:16 +00:00 committed by Saeed Mahameed
parent ed7a8fe718
commit 0af3613ddc
1 changed files with 14 additions and 20 deletions
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34
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -1666,8 +1666,10 @@ int mlx5e_tc_query_route_vport(struct net_device *out_dev, struct net_device *ro
{
struct mlx5e_priv *out_priv, *route_priv;
struct mlx5_core_dev *route_mdev;
struct mlx5_devcom *devcom;
struct mlx5_eswitch *esw;
u16 vhca_id;
int err;
out_priv = netdev_priv(out_dev);
esw = out_priv->mdev->priv.eswitch;
@ -1675,28 +1677,20 @@ int mlx5e_tc_query_route_vport(struct net_device *out_dev, struct net_device *ro
route_mdev = route_priv->mdev;
vhca_id = MLX5_CAP_GEN(route_mdev, vhca_id);
if (mlx5_lag_is_active(out_priv->mdev)) {
struct mlx5_devcom *devcom;
int err;
/* In lag case we may get devices from different eswitch instances.
* If we failed to get vport num, it means, mostly, that we on the wrong
* eswitch.
*/
err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport);
if (err != -ENOENT)
return err;
rcu_read_lock();
devcom = out_priv->mdev->priv.devcom;
esw = mlx5_devcom_get_peer_data_rcu(devcom, MLX5_DEVCOM_ESW_OFFLOADS);
err = esw ? mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport) : -ENODEV;
rcu_read_unlock();
err = mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport);
if (!err)
return err;
}
return mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport);
if (!mlx5_lag_is_active(out_priv->mdev))
return err;
rcu_read_lock();
devcom = out_priv->mdev->priv.devcom;
esw = mlx5_devcom_get_peer_data_rcu(devcom, MLX5_DEVCOM_ESW_OFFLOADS);
err = esw ? mlx5_eswitch_vhca_id_to_vport(esw, vhca_id, vport) : -ENODEV;
rcu_read_unlock();
return err;
}
static int