IB/mlx5: Don't create IB instance over Ethernet ports

Since we still don't have RoCE support in mlx5, avoid
creating IB driver instance over Ethernet ports.

Signed-off-by: Majd Dibbiny <[email protected]>
Signed-off-by: Or Gerlitz <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index a117e27b424aa5f968606173a2e9cc4ded243854..f82969257332c21a95435a0fe96bff622f0d3f31 100644 (file)
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1353,6 +1353,10 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev)
        int err;
        int i;
 
+       /* don't create IB instance over Eth ports, no RoCE yet! */
+       if (MLX5_CAP_GEN(mdev, port_type) == MLX5_CAP_PORT_TYPE_ETH)
+               return NULL;
+
        printk_once(KERN_INFO "%s", mlx5_version);
 
        dev = (struct mlx5_ib_dev *)ib_alloc_device(sizeof(*dev));