diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h b/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h deleted file mode 100644 index fd874f0c380a..000000000000 --- a/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h +++ /dev/null @@ -1,156 +0,0 @@ -/* - * 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 __MLX5_ACCEL_TLS_H__ -#define __MLX5_ACCEL_TLS_H__ - -#include <linux/mlx5/driver.h> -#include <linux/tls.h> - -#ifdef CONFIG_MLX5_TLS -int mlx5_ktls_create_key(struct mlx5_core_dev *mdev, - struct tls_crypto_info *crypto_info, - u32 *p_key_id); -void mlx5_ktls_destroy_key(struct mlx5_core_dev *mdev, u32 key_id); - -static inline bool mlx5_accel_is_ktls_tx(struct mlx5_core_dev *mdev) -{ - return MLX5_CAP_GEN(mdev, tls_tx); -} - -static inline bool mlx5_accel_is_ktls_rx(struct mlx5_core_dev *mdev) -{ - return MLX5_CAP_GEN(mdev, tls_rx); -} - -static inline bool mlx5_accel_is_ktls_device(struct mlx5_core_dev *mdev) -{ - if (!mlx5_accel_is_ktls_tx(mdev) && - !mlx5_accel_is_ktls_rx(mdev)) - return false; - - if (!MLX5_CAP_GEN(mdev, log_max_dek)) - return false; - - return MLX5_CAP_TLS(mdev, tls_1_2_aes_gcm_128); -} - -static inline bool mlx5e_ktls_type_check(struct mlx5_core_dev *mdev, - struct tls_crypto_info *crypto_info) -{ - switch (crypto_info->cipher_type) { - case TLS_CIPHER_AES_GCM_128: - if (crypto_info->version == TLS_1_2_VERSION) - return MLX5_CAP_TLS(mdev, tls_1_2_aes_gcm_128); - break; - } - - return false; -} -#else -static inline bool mlx5_accel_is_ktls_tx(struct mlx5_core_dev *mdev) -{ return false; } - -static inline bool mlx5_accel_is_ktls_rx(struct mlx5_core_dev *mdev) -{ return false; } - -static inline int -mlx5_ktls_create_key(struct mlx5_core_dev *mdev, - struct tls_crypto_info *crypto_info, - u32 *p_key_id) { return -ENOTSUPP; } -static inline void -mlx5_ktls_destroy_key(struct mlx5_core_dev *mdev, u32 key_id) {} - -static inline bool -mlx5_accel_is_ktls_device(struct mlx5_core_dev *mdev) { return false; } -static inline bool -mlx5e_ktls_type_check(struct mlx5_core_dev *mdev, - struct tls_crypto_info *crypto_info) { return false; } -#endif - -enum { - MLX5_ACCEL_TLS_TX = BIT(0), - MLX5_ACCEL_TLS_RX = BIT(1), - MLX5_ACCEL_TLS_V12 = BIT(2), - MLX5_ACCEL_TLS_V13 = BIT(3), - MLX5_ACCEL_TLS_LRO = BIT(4), - MLX5_ACCEL_TLS_IPV6 = BIT(5), - MLX5_ACCEL_TLS_AES_GCM128 = BIT(30), - MLX5_ACCEL_TLS_AES_GCM256 = BIT(31), -}; - -struct mlx5_ifc_tls_flow_bits { - u8 src_port[0x10]; - u8 dst_port[0x10]; - union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits src_ipv4_src_ipv6; - union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits dst_ipv4_dst_ipv6; - u8 ipv6[0x1]; - u8 direction_sx[0x1]; - u8 reserved_at_2[0x1e]; -}; - -#ifdef CONFIG_MLX5_FPGA_TLS -int mlx5_accel_tls_add_flow(struct mlx5_core_dev *mdev, void *flow, - struct tls_crypto_info *crypto_info, - u32 start_offload_tcp_sn, u32 *p_swid, - bool direction_sx); -void mlx5_accel_tls_del_flow(struct mlx5_core_dev *mdev, u32 swid, - bool direction_sx); -int mlx5_accel_tls_resync_rx(struct mlx5_core_dev *mdev, __be32 handle, - u32 seq, __be64 rcd_sn); -bool mlx5_accel_is_tls_device(struct mlx5_core_dev *mdev); -u32 mlx5_accel_tls_device_caps(struct mlx5_core_dev *mdev); -int mlx5_accel_tls_init(struct mlx5_core_dev *mdev); -void mlx5_accel_tls_cleanup(struct mlx5_core_dev *mdev); - -#else - -static inline int -mlx5_accel_tls_add_flow(struct mlx5_core_dev *mdev, void *flow, - struct tls_crypto_info *crypto_info, - u32 start_offload_tcp_sn, u32 *p_swid, - bool direction_sx) { return -ENOTSUPP; } -static inline void mlx5_accel_tls_del_flow(struct mlx5_core_dev *mdev, u32 swid, - bool direction_sx) { } -static inline int mlx5_accel_tls_resync_rx(struct mlx5_core_dev *mdev, __be32 handle, - u32 seq, __be64 rcd_sn) { return 0; } -static inline bool mlx5_accel_is_tls_device(struct mlx5_core_dev *mdev) -{ - return mlx5_accel_is_ktls_device(mdev); -} -static inline u32 mlx5_accel_tls_device_caps(struct mlx5_core_dev *mdev) { return 0; } -static inline int mlx5_accel_tls_init(struct mlx5_core_dev *mdev) { return 0; } -static inline void mlx5_accel_tls_cleanup(struct mlx5_core_dev *mdev) { } -#endif - -#endif /* __MLX5_ACCEL_TLS_H__ */ |