[PATCH rdma-next v1 4/4] RDMA/mlx5: Enable decap and packet reformat on FDB

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From: Maor Gottlieb <maorg@xxxxxxxxxxxx>

If FDB flow tables support decap operation, enable it on creation,
This allows to perform decapsulation of tunnelled packets by steering
rules. If FDB flow tables support reformat operation, enable it on
creation as well.

Signed-off-by: Maor Gottlieb <maorg@xxxxxxxxxxxx>
Reviewed-by: Petr Vorel <pvorel@xxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
 drivers/infiniband/hw/mlx5/main.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index a6e2e0210ebb..33709fd93ab2 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -3917,6 +3917,11 @@ _get_flow_table(struct mlx5_ib_dev *dev,
 	} else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_FDB) {
 		max_table_size = BIT(
 			MLX5_CAP_ESW_FLOWTABLE_FDB(dev->mdev, log_max_ft_size));
+		if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev->mdev, decap) && esw_encap)
+			flags |= MLX5_FLOW_TABLE_TUNNEL_EN_DECAP;
+		if (MLX5_CAP_ESW_FLOWTABLE_FDB(dev->mdev, reformat_l3_tunnel_to_l2) &&
+		    esw_encap)
+			flags |= MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT;
 		priority = FDB_BYPASS_PATH;
 	}

--
2.20.1




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