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net/mlx5: DR, Add support for flow table id destination action

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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>
This commit is contained in:
Alex Vesker 2020-02-26 11:39:45 +02:00 committed by Saeed Mahameed
parent 0e6fa491e8
commit de346f401a
3 changed files with 33 additions and 0 deletions
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18
drivers/net/ethernet/mellanox/mlx5/core/steering/dr_action.c
View File

@ -964,6 +964,24 @@ struct mlx5dr_action *mlx5dr_action_create_drop(void)
return dr_action_create_generic(DR_ACTION_TYP_DROP);
}
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)
{

12
drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c
View File

@ -384,6 +384,7 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns,
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 mlx5_flow_root_namespace *ns,
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;

3
drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h
View File

@ -76,6 +76,9 @@ int mlx5dr_rule_destroy(struct mlx5dr_rule *rule);
int mlx5dr_table_set_miss_action(struct mlx5dr_table *tbl,
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);