Notify user otherwise. A similar check has already been added to mlx5 in commit "mlx5: check port is configured as ethernet device".
Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com> --- drivers/net/mlx4/mlx4.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c index cc4e9aa..fbbabf6 100644 --- a/drivers/net/mlx4/mlx4.c +++ b/drivers/net/mlx4/mlx4.c @@ -5463,6 +5463,13 @@ mlx4_pci_devinit(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) ERROR("port query failed: %s", strerror(err)); goto port_error; } + + if (port_attr.link_layer != IBV_LINK_LAYER_ETHERNET) { + ERROR("port %d is not configured in Ethernet mode", + port); + goto port_error; + } + if (port_attr.state != IBV_PORT_ACTIVE) DEBUG("port %d is not active: \"%s\" (%d)", port, ibv_port_state_str(port_attr.state), -- 2.1.4