linux/drivers/net/ethernet/mellanox/mlx5/core/esw/indir_table.c

// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/* Copyright (c) 2021 Mellanox Technologies. */

#include <linux/etherdevice.h>
#include <linux/idr.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/mlx5_ifc.h>
#include <linux/mlx5/vport.h>
#include <linux/mlx5/fs.h>
#include "mlx5_core.h"
#include "eswitch.h"
#include "en.h"
#include "en_tc.h"
#include "fs_core.h"
#include "esw/indir_table.h"
#include "lib/fs_chains.h"
#include "en/mod_hdr.h"

#define MLX5_ESW_INDIR_TABLE_SIZE …
#define MLX5_ESW_INDIR_TABLE_RECIRC_IDX …
#define MLX5_ESW_INDIR_TABLE_FWD_IDX …

struct mlx5_esw_indir_table_rule { … };

struct mlx5_esw_indir_table_entry { … };

struct mlx5_esw_indir_table { … };

struct mlx5_esw_indir_table *
mlx5_esw_indir_table_init(void)
{ … }

void
mlx5_esw_indir_table_destroy(struct mlx5_esw_indir_table *indir)
{ … }

bool
mlx5_esw_indir_table_needed(struct mlx5_eswitch *esw,
			    struct mlx5_flow_attr *attr,
			    u16 vport_num,
			    struct mlx5_core_dev *dest_mdev)
{ … }

u16
mlx5_esw_indir_table_decap_vport(struct mlx5_flow_attr *attr)
{ … }

static int mlx5_esw_indir_table_rule_get(struct mlx5_eswitch *esw,
					 struct mlx5_flow_attr *attr,
					 struct mlx5_esw_indir_table_entry *e)
{ … }

static void mlx5_esw_indir_table_rule_put(struct mlx5_eswitch *esw,
					  struct mlx5_esw_indir_table_entry *e)
{ … }

static int mlx5_create_indir_recirc_group(struct mlx5_esw_indir_table_entry *e)
{ … }

static int mlx5_create_indir_fwd_group(struct mlx5_eswitch *esw,
				       struct mlx5_esw_indir_table_entry *e)
{ … }

static struct mlx5_esw_indir_table_entry *
mlx5_esw_indir_table_entry_create(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr,
				  u16 vport, bool decap)
{ … }

static struct mlx5_esw_indir_table_entry *
mlx5_esw_indir_table_entry_lookup(struct mlx5_eswitch *esw, u16 vport)
{ … }

struct mlx5_flow_table *mlx5_esw_indir_table_get(struct mlx5_eswitch *esw,
						 struct mlx5_flow_attr *attr,
						 u16 vport, bool decap)
{ … }

void mlx5_esw_indir_table_put(struct mlx5_eswitch *esw,
			      u16 vport, bool decap)
{ … }