From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- .../net/ethernet/mellanox/mlx5/core/en/mod_hdr.h | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h new file mode 100644 index 000000000..b8dac418d --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2020 Mellanox Technologies */ + +#ifndef __MLX5E_EN_MOD_HDR_H__ +#define __MLX5E_EN_MOD_HDR_H__ + +#include +#include + +#define MLX5_MH_ACT_SZ MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto) + +struct mlx5e_mod_hdr_handle; + +struct mlx5e_tc_mod_hdr_acts { + int num_actions; + int max_actions; + bool is_static; + void *actions; +}; + +#define DECLARE_MOD_HDR_ACTS_ACTIONS(name, len) \ + u8 name[len][MLX5_MH_ACT_SZ] = {} + +#define DECLARE_MOD_HDR_ACTS(name, acts_arr) \ + struct mlx5e_tc_mod_hdr_acts name = { \ + .max_actions = ARRAY_SIZE(acts_arr), \ + .is_static = true, \ + .actions = acts_arr, \ + } + +char *mlx5e_mod_hdr_alloc(struct mlx5_core_dev *mdev, int namespace, + struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts); +void mlx5e_mod_hdr_dealloc(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts); +char *mlx5e_mod_hdr_get_item(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, int pos); + +struct mlx5e_mod_hdr_handle * +mlx5e_mod_hdr_attach(struct mlx5_core_dev *mdev, + struct mod_hdr_tbl *tbl, + enum mlx5_flow_namespace_type namespace, + struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts); +void mlx5e_mod_hdr_detach(struct mlx5_core_dev *mdev, + struct mod_hdr_tbl *tbl, + struct mlx5e_mod_hdr_handle *mh); +struct mlx5_modify_hdr *mlx5e_mod_hdr_get(struct mlx5e_mod_hdr_handle *mh); + +void mlx5e_mod_hdr_tbl_init(struct mod_hdr_tbl *tbl); +void mlx5e_mod_hdr_tbl_destroy(struct mod_hdr_tbl *tbl); + +static inline int mlx5e_mod_hdr_max_actions(struct mlx5_core_dev *mdev, int namespace) +{ + if (namespace == MLX5_FLOW_NAMESPACE_FDB) /* FDB offloading */ + return MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, max_modify_header_actions); + else /* namespace is MLX5_FLOW_NAMESPACE_KERNEL - NIC offloading */ + return MLX5_CAP_FLOWTABLE_NIC_RX(mdev, max_modify_header_actions); +} + +#endif /* __MLX5E_EN_MOD_HDR_H__ */ -- cgit v1.2.3