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Commit 71a39bbb authored by Moni Shoua's avatar Moni Shoua Committed by Doug Ledford
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IB/mlx4: Enable RoCE v2 when the IB device is added 



If the hardware supports RoCE v2, we configure the hardware UDP
port according to the RoCE v2 Annex when mlx4_ib device is added.

Signed-off-by: default avatarMoni Shoua <monis@mellanox.com>
Signed-off-by: default avatarMatan Barak <matanb@mellanox.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 3b5daf28

drivers/infiniband/hw/mlx4/main.c

+8 −1
Original line number Original line Diff line number Diff line
@@ -2488,7 +2488,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) 
	if (mlx4_ib_init_sriov(ibdev))

	if (mlx4_ib_init_sriov(ibdev))

		goto err_mad;

		goto err_mad;





	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IBOE) {

	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IBOE ||

	    dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2) {

		if (!iboe->nb.notifier_call) {

		if (!iboe->nb.notifier_call) {

			iboe->nb.notifier_call = mlx4_ib_netdev_event;

			iboe->nb.notifier_call = mlx4_ib_netdev_event;

			err = register_netdevice_notifier(&iboe->nb);

			err = register_netdevice_notifier(&iboe->nb);
@@ -2497,6 +2498,12 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) 
				goto err_notif;

				goto err_notif;

			}

			}

		}

		}

		if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2) {

			err = mlx4_config_roce_v2_port(dev, ROCE_V2_UDP_DPORT);

			if (err) {

				goto err_notif;

			}

		}

	}

	}





	for (j = 0; j < ARRAY_SIZE(mlx4_class_attributes); ++j) {

	for (j = 0; j < ARRAY_SIZE(mlx4_class_attributes); ++j) {