From c6fef514adaa0d681f486ebbdec4c299db7101d6 Mon Sep 17 00:00:00 2001 From: Paul Blakey Date: Thu, 30 Sep 2021 12:06:35 +0300 Subject: [PATCH] net/mlx5: Add smfs lib to export direct steering API to CT Add a thin layer that exports selected direct steering (dr) API which will be used by a ct fs implementation in a following patch. Signed-off-by: Paul Blakey Reviewed-by: Mark Bloch Reviewed-by: Roi Dayan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/Makefile | 2 +- drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.c | 68 ++++++++++++++++++++++ drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.h | 36 ++++++++++++ 3 files changed, 105 insertions(+), 1 deletion(-) create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.h diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile index 24cf559..f68a9db 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile @@ -106,7 +106,7 @@ mlx5_core-$(CONFIG_MLX5_SW_STEERING) += steering/dr_domain.o steering/dr_table.o steering/dr_ste_v2.o \ steering/dr_cmd.o steering/dr_fw.o \ steering/dr_action.o steering/fs_dr.o \ - steering/dr_dbg.o + steering/dr_dbg.o lib/smfs.o # # SF device # diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.c new file mode 100644 index 0000000..9b8c051 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.c @@ -0,0 +1,68 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */ + +#include +#include + +#include "smfs.h" + +struct mlx5dr_matcher * +mlx5_smfs_matcher_create(struct mlx5dr_table *table, u32 priority, struct mlx5_flow_spec *spec) +{ + struct mlx5dr_match_parameters matcher_mask = {}; + + matcher_mask.match_buf = (u64 *)&spec->match_criteria; + matcher_mask.match_sz = DR_SZ_MATCH_PARAM; + + return mlx5dr_matcher_create(table, priority, spec->match_criteria_enable, &matcher_mask); +} + +void +mlx5_smfs_matcher_destroy(struct mlx5dr_matcher *matcher) +{ + mlx5dr_matcher_destroy(matcher); +} + +struct mlx5dr_table * +mlx5_smfs_table_get_from_fs_ft(struct mlx5_flow_table *ft) +{ + return mlx5dr_table_get_from_fs_ft(ft); +} + +struct mlx5dr_action * +mlx5_smfs_action_create_dest_table(struct mlx5dr_table *table) +{ + return mlx5dr_action_create_dest_table(table); +} + +struct mlx5dr_action * +mlx5_smfs_action_create_flow_counter(u32 counter_id) +{ + return mlx5dr_action_create_flow_counter(counter_id); +} + +void +mlx5_smfs_action_destroy(struct mlx5dr_action *action) +{ + mlx5dr_action_destroy(action); +} + +struct mlx5dr_rule * +mlx5_smfs_rule_create(struct mlx5dr_matcher *matcher, struct mlx5_flow_spec *spec, + size_t num_actions, struct mlx5dr_action *actions[], + u32 flow_source) +{ + struct mlx5dr_match_parameters value = {}; + + value.match_buf = (u64 *)spec->match_value; + value.match_sz = DR_SZ_MATCH_PARAM; + + return mlx5dr_rule_create(matcher, &value, num_actions, actions, flow_source); +} + +void +mlx5_smfs_rule_destroy(struct mlx5dr_rule *rule) +{ + mlx5dr_rule_destroy(rule); +} + diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.h new file mode 100644 index 0000000..452d0df --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/smfs.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */ + +#ifndef __MLX5_LIB_SMFS_H__ +#define __MLX5_LIB_SMFS_H__ + +#include "steering/mlx5dr.h" +#include "steering/dr_types.h" + +struct mlx5dr_matcher * +mlx5_smfs_matcher_create(struct mlx5dr_table *table, u32 priority, struct mlx5_flow_spec *spec); + +void +mlx5_smfs_matcher_destroy(struct mlx5dr_matcher *matcher); + +struct mlx5dr_table * +mlx5_smfs_table_get_from_fs_ft(struct mlx5_flow_table *ft); + +struct mlx5dr_action * +mlx5_smfs_action_create_dest_table(struct mlx5dr_table *table); + +struct mlx5dr_action * +mlx5_smfs_action_create_flow_counter(u32 counter_id); + +void +mlx5_smfs_action_destroy(struct mlx5dr_action *action); + +struct mlx5dr_rule * +mlx5_smfs_rule_create(struct mlx5dr_matcher *matcher, struct mlx5_flow_spec *spec, + size_t num_actions, struct mlx5dr_action *actions[], + u32 flow_source); + +void +mlx5_smfs_rule_destroy(struct mlx5dr_rule *rule); + +#endif /* __MLX5_LIB_SMFS_H__ */ -- 2.7.4