linux/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h

/*
 * Copyright (c) 2018 Mellanox Technologies. All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */

#ifndef __MLX5E_EN_ACCEL_H__
#define __MLX5E_EN_ACCEL_H__

#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include "en_accel/ipsec_rxtx.h"
#include "en_accel/ktls.h"
#include "en_accel/ktls_txrx.h"
#include <en_accel/macsec.h>
#include "en.h"
#include "en/txrx.h"

#if IS_ENABLED(CONFIG_GENEVE)
#include <net/geneve.h>

static inline bool mlx5_geneve_tx_allowed(struct mlx5_core_dev *mdev)
{ … }

static inline void
mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{ … }

#else
static inline bool mlx5_geneve_tx_allowed(struct mlx5_core_dev *mdev)
{
	return false;
}

#endif /* CONFIG_GENEVE */

static inline void
mlx5e_udp_gso_handle_tx_skb(struct sk_buff *skb)
{ … }

struct mlx5e_accel_tx_state { … };

static inline bool mlx5e_accel_tx_begin(struct net_device *dev,
					struct mlx5e_txqsq *sq,
					struct sk_buff *skb,
					struct mlx5e_accel_tx_state *state)
{ … }

static inline unsigned int mlx5e_accel_tx_ids_len(struct mlx5e_txqsq *sq,
						  struct mlx5e_accel_tx_state *state)
{ … }

/* Part of the eseg touched by TX offloads */
#define MLX5E_ACCEL_ESEG_LEN …

static inline void mlx5e_accel_tx_eseg(struct mlx5e_priv *priv,
				       struct sk_buff *skb,
				       struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{ … }

static inline void mlx5e_accel_tx_finish(struct mlx5e_txqsq *sq,
					 struct mlx5e_tx_wqe *wqe,
					 struct mlx5e_accel_tx_state *state,
					 struct mlx5_wqe_inline_seg *inlseg)
{ … }

static inline int mlx5e_accel_init_rx(struct mlx5e_priv *priv)
{ … }

static inline void mlx5e_accel_cleanup_rx(struct mlx5e_priv *priv)
{ … }

static inline int mlx5e_accel_init_tx(struct mlx5e_priv *priv)
{ … }

static inline void mlx5e_accel_cleanup_tx(struct mlx5e_priv *priv)
{ … }
#endif /* __MLX5E_EN_ACCEL_H__ */