From: Alex Vesker <valex@mellanox.com>
Date: Wed, 26 Feb 2020 11:39:45 +0200
Subject: net/mlx5: DR, Add support for flow table id destination action
Patch-mainline: v5.7-rc1
Git-commit: de346f401ad518d93611ed9751bdeb91e8b6738f
References: jsc#SLE-15172
This action allows to go to a flow table based on the table id.
Goto flow table id is required for supporting user space SW.
Signed-off-by: Alex Vesker <valex@mellanox.com>
Reviewed-by: Erez Shitrit <erezsh@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c | 18 +++++++++++
drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c | 12 +++++++
drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h | 3 +
3 files changed, 33 insertions(+)
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
@@ -964,6 +964,24 @@ struct mlx5dr_action *mlx5dr_action_crea
}
struct mlx5dr_action *
+mlx5dr_action_create_dest_table_num(struct mlx5dr_domain *dmn, u32 table_num)
+{
+ struct mlx5dr_action *action;
+
+ action = dr_action_create_generic(DR_ACTION_TYP_FT);
+ if (!action)
+ return NULL;
+
+ action->dest_tbl.is_fw_tbl = true;
+ action->dest_tbl.fw_tbl.dmn = dmn;
+ action->dest_tbl.fw_tbl.id = table_num;
+ action->dest_tbl.fw_tbl.type = FS_FT_FDB;
+ refcount_inc(&dmn->refcount);
+
+ return action;
+}
+
+struct mlx5dr_action *
mlx5dr_action_create_dest_table(struct mlx5dr_table *tbl)
{
struct mlx5dr_action *action;
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
@@ -384,6 +384,7 @@ static int mlx5_cmd_dr_create_fte(struct
if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
list_for_each_entry(dst, &fte->node.children, node.list) {
enum mlx5_flow_destination_type type = dst->dest_attr.type;
+ u32 ft_id;
if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX ||
num_term_actions >= MLX5_FLOW_CONTEXT_ACTION_MAX) {
@@ -420,6 +421,17 @@ static int mlx5_cmd_dr_create_fte(struct
num_term_actions++;
break;
+ case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM:
+ ft_id = dst->dest_attr.ft_num;
+ tmp_action = mlx5dr_action_create_dest_table_num(domain,
+ ft_id);
+ if (!tmp_action) {
+ err = -ENOMEM;
+ goto free_actions;
+ }
+ fs_dr_actions[fs_dr_num_actions++] = tmp_action;
+ term_actions[num_term_actions++].dest = tmp_action;
+ break;
default:
err = -EOPNOTSUPP;
goto free_actions;
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h
@@ -77,6 +77,9 @@ int mlx5dr_table_set_miss_action(struct
struct mlx5dr_action *action);
struct mlx5dr_action *
+mlx5dr_action_create_dest_table_num(struct mlx5dr_domain *dmn, u32 table_num);
+
+struct mlx5dr_action *
mlx5dr_action_create_dest_table(struct mlx5dr_table *table);
struct mlx5dr_action *