2 * Copyright (c) 2018 Mellanox Technologies. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
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11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
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21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 #include <linux/mlx5/device.h>
36 #include "accel/tls.h"
37 #include "mlx5_core.h"
40 #ifdef CONFIG_MLX5_FPGA_TLS
43 int mlx5_accel_tls_add_flow(struct mlx5_core_dev *mdev, void *flow,
44 struct tls_crypto_info *crypto_info,
45 u32 start_offload_tcp_sn, u32 *p_swid,
48 return mlx5_fpga_tls_add_flow(mdev, flow, crypto_info,
49 start_offload_tcp_sn, p_swid,
53 void mlx5_accel_tls_del_flow(struct mlx5_core_dev *mdev, u32 swid,
56 mlx5_fpga_tls_del_flow(mdev, swid, GFP_KERNEL, direction_sx);
59 int mlx5_accel_tls_resync_rx(struct mlx5_core_dev *mdev, __be32 handle,
60 u32 seq, __be64 rcd_sn)
62 return mlx5_fpga_tls_resync_rx(mdev, handle, seq, rcd_sn);
65 bool mlx5_accel_is_tls_device(struct mlx5_core_dev *mdev)
67 return mlx5_fpga_is_tls_device(mdev) ||
68 mlx5_accel_is_ktls_device(mdev);
71 u32 mlx5_accel_tls_device_caps(struct mlx5_core_dev *mdev)
73 return mlx5_fpga_tls_device_caps(mdev);
76 int mlx5_accel_tls_init(struct mlx5_core_dev *mdev)
78 return mlx5_fpga_tls_init(mdev);
81 void mlx5_accel_tls_cleanup(struct mlx5_core_dev *mdev)
83 mlx5_fpga_tls_cleanup(mdev);
87 #ifdef CONFIG_MLX5_TLS
88 int mlx5_ktls_create_key(struct mlx5_core_dev *mdev,
89 struct tls_crypto_info *crypto_info,
95 switch (crypto_info->cipher_type) {
96 case TLS_CIPHER_AES_GCM_128: {
97 struct tls12_crypto_info_aes_gcm_128 *info =
98 (struct tls12_crypto_info_aes_gcm_128 *)crypto_info;
101 sz_bytes = sizeof(info->key);
104 case TLS_CIPHER_AES_GCM_256: {
105 struct tls12_crypto_info_aes_gcm_256 *info =
106 (struct tls12_crypto_info_aes_gcm_256 *)crypto_info;
109 sz_bytes = sizeof(info->key);
116 return mlx5_create_encryption_key(mdev, key, sz_bytes,
117 MLX5_ACCEL_OBJ_TLS_KEY,
121 void mlx5_ktls_destroy_key(struct mlx5_core_dev *mdev, u32 key_id)
123 mlx5_destroy_encryption_key(mdev, key_id);