/*
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* Copyright (c) 2017 Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef __MLX5_ACCEL_IPSEC_H__
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#define __MLX5_ACCEL_IPSEC_H__
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#include <linux/mlx5/driver.h>
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#include <linux/mlx5/accel.h>
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#ifdef CONFIG_MLX5_ACCEL
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#define MLX5_IPSEC_DEV(mdev) (mlx5_accel_ipsec_device_caps(mdev) & \
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MLX5_ACCEL_IPSEC_CAP_DEVICE)
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unsigned int mlx5_accel_ipsec_counters_count(struct mlx5_core_dev *mdev);
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int mlx5_accel_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
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unsigned int count);
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void *mlx5_accel_esp_create_hw_context(struct mlx5_core_dev *mdev,
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struct mlx5_accel_esp_xfrm *xfrm,
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const __be32 saddr[4],
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const __be32 daddr[4],
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const __be32 spi, bool is_ipv6);
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void mlx5_accel_esp_free_hw_context(void *context);
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int mlx5_accel_ipsec_init(struct mlx5_core_dev *mdev);
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void mlx5_accel_ipsec_cleanup(struct mlx5_core_dev *mdev);
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#else
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#define MLX5_IPSEC_DEV(mdev) false
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static inline void *
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mlx5_accel_esp_create_hw_context(struct mlx5_core_dev *mdev,
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struct mlx5_accel_esp_xfrm *xfrm,
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const __be32 saddr[4],
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const __be32 daddr[4],
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const __be32 spi, bool is_ipv6)
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{
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return NULL;
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}
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static inline void mlx5_accel_esp_free_hw_context(void *context)
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{
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}
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static inline int mlx5_accel_ipsec_init(struct mlx5_core_dev *mdev)
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{
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return 0;
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}
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static inline void mlx5_accel_ipsec_cleanup(struct mlx5_core_dev *mdev)
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{
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}
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#endif
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#endif /* __MLX5_ACCEL_IPSEC_H__ */
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