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authorOr Gerlitz <ogerlitz@mellanox.com>2016-11-22 23:09:56 +0200
committerDavid S. Miller <davem@davemloft.net>2016-11-24 16:01:14 -0500
commit20a1ea6747836e841feb1941892b9baa1dbcd0fb (patch)
tree12b76498e487d056a7f407b33e1b91ed95fd3f1a
parent370bad0f9a5261da0ef0bc76705f5b0b8af148ab (diff)
net/mlx5e: Support VF vport link state control for SRIOV switchdev mode
Reflect the administative link changes done on the VF representor to the VF e-switch vport. This means that doing ip link set down/up commands on the VF rep will modify the e-switch vport state which in turn will make proper VF drivers to set their carrier accordingly. Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rep.c33
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index e0d1a561308f..5e33f6bb16e4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -236,6 +236,35 @@ void mlx5e_nic_rep_unload(struct mlx5_eswitch *esw,
mlx5e_tc_init(priv);
}
+static int mlx5e_rep_open(struct net_device *dev)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_eswitch_rep *rep = priv->ppriv;
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+ int err;
+
+ err = mlx5e_open(dev);
+ if (err)
+ return err;
+
+ err = mlx5_eswitch_set_vport_state(esw, rep->vport, MLX5_ESW_VPORT_ADMIN_STATE_UP);
+ if (!err)
+ netif_carrier_on(dev);
+
+ return 0;
+}
+
+static int mlx5e_rep_close(struct net_device *dev)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_eswitch_rep *rep = priv->ppriv;
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+
+ (void)mlx5_eswitch_set_vport_state(esw, rep->vport, MLX5_ESW_VPORT_ADMIN_STATE_DOWN);
+
+ return mlx5e_close(dev);
+}
+
static int mlx5e_rep_get_phys_port_name(struct net_device *dev,
char *buf, size_t len)
{
@@ -349,8 +378,8 @@ static const struct switchdev_ops mlx5e_rep_switchdev_ops = {
};
static const struct net_device_ops mlx5e_netdev_ops_rep = {
- .ndo_open = mlx5e_open,
- .ndo_stop = mlx5e_close,
+ .ndo_open = mlx5e_rep_open,
+ .ndo_stop = mlx5e_rep_close,
.ndo_start_xmit = mlx5e_xmit,
.ndo_get_phys_port_name = mlx5e_rep_get_phys_port_name,
.ndo_setup_tc = mlx5e_rep_ndo_setup_tc,