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 | 51 |
1 files changed, 48 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h b/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h index def4093ebfae..d787bc0a4155 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/accel/tls.h @@ -37,7 +37,49 @@ #include <linux/mlx5/driver.h> #include <linux/tls.h> -#ifdef CONFIG_MLX5_ACCEL +#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_device(struct mlx5_core_dev *mdev) +{ + if (!MLX5_CAP_GEN(mdev, tls)) + 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 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), @@ -60,6 +102,7 @@ struct mlx5_ifc_tls_flow_bits { 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, @@ -84,11 +127,13 @@ 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, u32 handle, u32 seq, u64 rcd_sn) { return 0; } -static inline bool mlx5_accel_is_tls_device(struct mlx5_core_dev *mdev) { return false; } +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__ */ |