diff --git a/drivers/net/ethernet/mellanox/mlx5/core/Makefile b/drivers/net/ethernet/mellanox/mlx5/core/Makefile index d9a8817bb33c5..568bbe5f83f57 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/Makefile +++ b/drivers/net/ethernet/mellanox/mlx5/core/Makefile @@ -60,6 +60,7 @@ mlx5_core-$(CONFIG_MLX5_CLS_ACT) += en/tc/act/act.o en/tc/act/drop.o en/tc/a ifneq ($(CONFIG_MLX5_TC_CT),) mlx5_core-y += en/tc_ct.o en/tc/ct_fs_dmfs.o mlx5_core-$(CONFIG_MLX5_SW_STEERING) += en/tc/ct_fs_smfs.o + mlx5_core-$(CONFIG_MLX5_HW_STEERING) += en/tc/ct_fs_hmfs.o endif mlx5_core-$(CONFIG_MLX5_TC_SAMPLE) += en/tc/sample.o diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs.h index 62b3f7ff55621..e5b30801314b8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs.h @@ -48,4 +48,14 @@ mlx5_ct_fs_smfs_ops_get(void) } #endif /* IS_ENABLED(CONFIG_MLX5_SW_STEERING) */ +#if IS_ENABLED(CONFIG_MLX5_HW_STEERING) +struct mlx5_ct_fs_ops *mlx5_ct_fs_hmfs_ops_get(void); +#else +static inline struct mlx5_ct_fs_ops * +mlx5_ct_fs_hmfs_ops_get(void) +{ + return NULL; +} +#endif /* IS_ENABLED(CONFIG_MLX5_SW_STEERING) */ + #endif /* __MLX5_EN_TC_CT_FS_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_hmfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_hmfs.c new file mode 100644 index 0000000000000..be1a36d1d778b --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_hmfs.c @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* Copyright (c) 2025, NVIDIA CORPORATION & AFFILIATES. */ + +#include "en_tc.h" +#include "en/tc_ct.h" +#include "en/tc/ct_fs.h" + +static int mlx5_ct_fs_hmfs_init(struct mlx5_ct_fs *fs, struct mlx5_flow_table *ct, + struct mlx5_flow_table *ct_nat, struct mlx5_flow_table *post_ct) +{ + return 0; +} + +static void mlx5_ct_fs_hmfs_destroy(struct mlx5_ct_fs *fs) +{ +} + +static struct mlx5_ct_fs_rule * +mlx5_ct_fs_hmfs_ct_rule_add(struct mlx5_ct_fs *fs, struct mlx5_flow_spec *spec, + struct mlx5_flow_attr *attr, struct flow_rule *flow_rule) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static void mlx5_ct_fs_hmfs_ct_rule_del(struct mlx5_ct_fs *fs, struct mlx5_ct_fs_rule *fs_rule) +{ +} + +static int mlx5_ct_fs_hmfs_ct_rule_update(struct mlx5_ct_fs *fs, struct mlx5_ct_fs_rule *fs_rule, + struct mlx5_flow_spec *spec, struct mlx5_flow_attr *attr) +{ + return -EOPNOTSUPP; +} + +static struct mlx5_ct_fs_ops hmfs_ops = { + .ct_rule_add = mlx5_ct_fs_hmfs_ct_rule_add, + .ct_rule_del = mlx5_ct_fs_hmfs_ct_rule_del, + .ct_rule_update = mlx5_ct_fs_hmfs_ct_rule_update, + + .init = mlx5_ct_fs_hmfs_init, + .destroy = mlx5_ct_fs_hmfs_destroy, +}; + +struct mlx5_ct_fs_ops *mlx5_ct_fs_hmfs_ops_get(void) +{ + return &hmfs_ops; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index a84ebac2f011a..fec008c540f32 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -2065,10 +2065,19 @@ mlx5_tc_ct_fs_init(struct mlx5_tc_ct_priv *ct_priv) struct mlx5_ct_fs_ops *fs_ops = mlx5_ct_fs_dmfs_ops_get(); int err; - if (ct_priv->ns_type == MLX5_FLOW_NAMESPACE_FDB && - ct_priv->dev->priv.steering->mode == MLX5_FLOW_STEERING_MODE_SMFS) { - ct_dbg("Using SMFS ct flow steering provider"); - fs_ops = mlx5_ct_fs_smfs_ops_get(); + if (ct_priv->ns_type == MLX5_FLOW_NAMESPACE_FDB) { + if (ct_priv->dev->priv.steering->mode == MLX5_FLOW_STEERING_MODE_HMFS) { + ct_dbg("Using HMFS ct flow steering provider"); + fs_ops = mlx5_ct_fs_hmfs_ops_get(); + } else if (ct_priv->dev->priv.steering->mode == MLX5_FLOW_STEERING_MODE_SMFS) { + ct_dbg("Using SMFS ct flow steering provider"); + fs_ops = mlx5_ct_fs_smfs_ops_get(); + } + + if (!fs_ops) { + ct_dbg("Requested flow steering mode is not enabled."); + return -EOPNOTSUPP; + } } ct_priv->fs = kzalloc(sizeof(*ct_priv->fs) + fs_ops->priv_size, GFP_KERNEL);