linux/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.c

// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
// Copyright (c) 2020 Mellanox Technologies

#include <linux/jhash.h>
#include "mod_hdr.h"

#define MLX5_MH_ACT_SZ …

struct mod_hdr_key { … };

struct mlx5e_mod_hdr_handle { … };

static u32 hash_mod_hdr_info(struct mod_hdr_key *key)
{ … }

static int cmp_mod_hdr_info(struct mod_hdr_key *a, struct mod_hdr_key *b)
{ … }

void mlx5e_mod_hdr_tbl_init(struct mod_hdr_tbl *tbl)
{ … }

void mlx5e_mod_hdr_tbl_destroy(struct mod_hdr_tbl *tbl)
{ … }

static struct mlx5e_mod_hdr_handle *mod_hdr_get(struct mod_hdr_tbl *tbl,
						struct mod_hdr_key *key,
						u32 hash_key)
{ … }

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)
{ … }

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)
{ … }