| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. */ |
| |
| #ifndef __MLX5E_KTLS_UTILS_H__ |
| #define __MLX5E_KTLS_UTILS_H__ |
| |
| #include <net/tls.h> |
| #include "en.h" |
| #include "accel/tls.h" |
| |
| enum { |
| MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_NO_OFFLOAD = 0, |
| MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_OFFLOAD = 1, |
| MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_AUTHENTICATION = 2, |
| }; |
| |
| enum { |
| MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_START = 0, |
| MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_TRACKING = 1, |
| MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_SEARCHING = 2, |
| }; |
| |
| int mlx5e_ktls_add_tx(struct net_device *netdev, struct sock *sk, |
| struct tls_crypto_info *crypto_info, u32 start_offload_tcp_sn); |
| void mlx5e_ktls_del_tx(struct net_device *netdev, struct tls_context *tls_ctx); |
| int mlx5e_ktls_add_rx(struct net_device *netdev, struct sock *sk, |
| struct tls_crypto_info *crypto_info, u32 start_offload_tcp_sn); |
| void mlx5e_ktls_del_rx(struct net_device *netdev, struct tls_context *tls_ctx); |
| void mlx5e_ktls_rx_resync(struct net_device *netdev, struct sock *sk, u32 seq, u8 *rcd_sn); |
| |
| struct mlx5e_set_tls_static_params_wqe { |
| struct mlx5_wqe_ctrl_seg ctrl; |
| struct mlx5_wqe_umr_ctrl_seg uctrl; |
| struct mlx5_mkey_seg mkc; |
| struct mlx5_wqe_tls_static_params_seg params; |
| }; |
| |
| struct mlx5e_set_tls_progress_params_wqe { |
| struct mlx5_wqe_ctrl_seg ctrl; |
| struct mlx5_wqe_tls_progress_params_seg params; |
| }; |
| |
| struct mlx5e_get_tls_progress_params_wqe { |
| struct mlx5_wqe_ctrl_seg ctrl; |
| struct mlx5_seg_get_psv psv; |
| }; |
| |
| #define MLX5E_TLS_SET_STATIC_PARAMS_WQEBBS \ |
| (DIV_ROUND_UP(sizeof(struct mlx5e_set_tls_static_params_wqe), MLX5_SEND_WQE_BB)) |
| |
| #define MLX5E_TLS_SET_PROGRESS_PARAMS_WQEBBS \ |
| (DIV_ROUND_UP(sizeof(struct mlx5e_set_tls_progress_params_wqe), MLX5_SEND_WQE_BB)) |
| |
| #define MLX5E_KTLS_GET_PROGRESS_WQEBBS \ |
| (DIV_ROUND_UP(sizeof(struct mlx5e_get_tls_progress_params_wqe), MLX5_SEND_WQE_BB)) |
| |
| #define MLX5E_TLS_FETCH_SET_STATIC_PARAMS_WQE(sq, pi) \ |
| ((struct mlx5e_set_tls_static_params_wqe *)\ |
| mlx5e_fetch_wqe(&(sq)->wq, pi, sizeof(struct mlx5e_set_tls_static_params_wqe))) |
| |
| #define MLX5E_TLS_FETCH_SET_PROGRESS_PARAMS_WQE(sq, pi) \ |
| ((struct mlx5e_set_tls_progress_params_wqe *)\ |
| mlx5e_fetch_wqe(&(sq)->wq, pi, sizeof(struct mlx5e_set_tls_progress_params_wqe))) |
| |
| #define MLX5E_TLS_FETCH_GET_PROGRESS_PARAMS_WQE(sq, pi) \ |
| ((struct mlx5e_get_tls_progress_params_wqe *)\ |
| mlx5e_fetch_wqe(&(sq)->wq, pi, sizeof(struct mlx5e_get_tls_progress_params_wqe))) |
| |
| #define MLX5E_TLS_FETCH_DUMP_WQE(sq, pi) \ |
| ((struct mlx5e_dump_wqe *)\ |
| mlx5e_fetch_wqe(&(sq)->wq, pi, sizeof(struct mlx5e_dump_wqe))) |
| |
| void |
| mlx5e_ktls_build_static_params(struct mlx5e_set_tls_static_params_wqe *wqe, |
| u16 pc, u32 sqn, |
| struct tls12_crypto_info_aes_gcm_128 *info, |
| u32 tis_tir_num, u32 key_id, u32 resync_tcp_sn, |
| bool fence, enum tls_offload_ctx_dir direction); |
| void |
| mlx5e_ktls_build_progress_params(struct mlx5e_set_tls_progress_params_wqe *wqe, |
| u16 pc, u32 sqn, |
| u32 tis_tir_num, bool fence, |
| u32 next_record_tcp_sn, |
| enum tls_offload_ctx_dir direction); |
| |
| #endif /* __MLX5E_TLS_UTILS_H__ */ |