diff options
| author | Ariel Levkovich <lariel@mellanox.com> | 2018-05-13 14:33:35 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-05-16 21:32:55 -0600 |
| commit | e818e255a58d64e86c8c93e3aa52498b1a3d1760 (patch) | |
| tree | c5a16e86fbe0603337cc1815d3911111b51916d0 /drivers/infiniband | |
| parent | 71c6e8638ce3baf9ec16d64d263aab74beac912d (diff) | |
| download | linux-e818e255a58d64e86c8c93e3aa52498b1a3d1760.tar.gz | |
IB/mlx5: Expose MPLS related tunneling offloads
This patch reports the device's capbilities to offload
encapsulated MPLS tunnel protocols to user-space:
- Capability to offload MPLS over GRE.
- Capability to offload MPLS over UDP.
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Ariel Levkovich <lariel@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 8792248034cb..ab8cd5c034a2 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1084,6 +1084,14 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, if (MLX5_CAP_ETH(mdev, tunnel_stateless_gre)) resp.tunnel_offloads_caps |= MLX5_IB_TUNNELED_OFFLOADS_GRE; + if (MLX5_CAP_GEN(mdev, flex_parser_protocols) & + MLX5_FLEX_PROTO_CW_MPLS_GRE) + resp.tunnel_offloads_caps |= + MLX5_IB_TUNNELED_OFFLOADS_MPLS_GRE; + if (MLX5_CAP_GEN(mdev, flex_parser_protocols) & + MLX5_FLEX_PROTO_CW_MPLS_UDP) + resp.tunnel_offloads_caps |= + MLX5_IB_TUNNELED_OFFLOADS_MPLS_UDP; } if (uhw->outlen) { |