From: Yishai Hadas <yishaih@mellanox.com>
Date: Mon, 23 Jul 2018 15:25:11 +0300
Subject: IB/mlx5: Add support for a flow table destination for driver flow
 steering
Patch-mainline: v4.19-rc1
Git-commit: 6346f0bfa07b3a4ed55b8630cf20b6f43d277b51
References: bsc#1103991 FATE#326007

Add support to set a destination that is a flow table, this can come from
the DEVX destination.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/mlx5/main.c |   13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -3794,9 +3794,6 @@ mlx5_ib_raw_fs_rule_add(struct mlx5_ib_d
 	if (fs_matcher->priority > MLX5_IB_FLOW_LAST_PRIO)
 		return ERR_PTR(-ENOMEM);
 
-	if (dest_type != MLX5_FLOW_DESTINATION_TYPE_TIR)
-		return ERR_PTR(-ENOTSUPP);
-
 	dst = kzalloc(sizeof(*dst), GFP_KERNEL);
 	if (!dst)
 		return ERR_PTR(-ENOMEM);
@@ -3810,8 +3807,14 @@ mlx5_ib_raw_fs_rule_add(struct mlx5_ib_d
 		goto unlock;
 	}
 
-	dst->type = dest_type;
-	dst->tir_num = dest_id;
+	if (dest_type == MLX5_FLOW_DESTINATION_TYPE_TIR) {
+		dst->type = dest_type;
+		dst->tir_num = dest_id;
+	} else {
+		dst->type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM;
+		dst->ft_num = dest_id;
+	}
+
 	handler = _create_raw_flow_rule(dev, ft_prio, dst, fs_matcher, cmd_in,
 					inlen);