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Commit e8161334 authored by Noa Osherovich's avatar Noa Osherovich Committed by Doug Ledford
Browse files

IB/mlx5: Expose vlan offloads capabilities 



Check device's capabilities and report which raw packet capabilities
are supported.

Signed-off-by: default avatarNoa Osherovich <noaos@mellanox.com>
Reviewed-by: default avatarMaor Gottlieb <maorg@mellanox.com>
Reviewed-by: default avatarYishai Hadas <yishaih@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 9e1b161f

drivers/infiniband/hw/mlx5/main.c

+12 −2
Original line number Diff line number Diff line
@@ -581,8 +581,15 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, 
		props->device_cap_flags |= IB_DEVICE_BLOCK_MULTICAST_LOOPBACK;



	if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads)) {

		if (MLX5_CAP_ETH(mdev, csum_cap))

		if (MLX5_CAP_ETH(mdev, csum_cap)) {

			/* Legacy bit to support old userspace libraries */

			props->device_cap_flags |= IB_DEVICE_RAW_IP_CSUM;

			props->raw_packet_caps |= IB_RAW_PACKET_CAP_IP_CSUM;

		}



		if (MLX5_CAP_ETH(dev->mdev, vlan_cap))

			props->raw_packet_caps |=

				IB_RAW_PACKET_CAP_CVLAN_STRIPPING;



		if (field_avail(typeof(resp), tso_caps, uhw->outlen)) {

			max_tso = MLX5_CAP_ETH(mdev, max_lso_cap);
@@ -621,8 +628,11 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, 
	}



	if (MLX5_CAP_GEN(dev->mdev, eth_net_offloads) &&

	    MLX5_CAP_ETH(dev->mdev, scatter_fcs))

	    MLX5_CAP_ETH(dev->mdev, scatter_fcs)) {

		/* Legacy bit to support old userspace libraries */

		props->device_cap_flags |= IB_DEVICE_RAW_SCATTER_FCS;

		props->raw_packet_caps |= IB_RAW_PACKET_CAP_SCATTER_FCS;

	}



	if (mlx5_get_flow_namespace(dev->mdev, MLX5_FLOW_NAMESPACE_BYPASS))

		props->device_cap_flags |= IB_DEVICE_MANAGED_FLOW_STEERING;