diff mbox series

[rdma-next,3/3] RDMA/mlx5: Enable decap and packet reformat on FDB

Message ID 20190606110609.11588-4-leon@kernel.org
State Awaiting Upstream
Delegated to: David Miller
Headers show
Series Expose ENCAP mode to mlx5_ib | expand

Commit Message

Leon Romanovsky June 6, 2019, 11:06 a.m. UTC 
From: Maor Gottlieb <maorg@mellanox.com>

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@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/hw/mlx5/main.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Petr Vorel June 6, 2019, 11:57 a.m. UTC | #1 
Hi,

> From: Maor Gottlieb <maorg@mellanox.com>

> 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@mellanox.com>
> Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Petr Vorel <pvorel@suse.cz>

Kind regards,
Petr
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 70d565283508..cd0c005d1120 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;
 	}