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1/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */2/* Copyright (C) 2019 Netronome Systems, Inc. */3 4#ifndef NFP_CRYPTO_H5#define NFP_CRYPTO_H 16 7struct net_device;8struct nfp_net;9struct nfp_net_tls_resync_req;10 11struct nfp_net_tls_offload_ctx {12 __be32 fw_handle[2];13 14 u8 rx_end[0];15 /* Tx only fields follow - Rx side does not have enough driver state16 * to fit these17 */18 19 u32 next_seq;20};21 22#ifdef CONFIG_TLS_DEVICE23int nfp_net_tls_init(struct nfp_net *nn);24int nfp_net_tls_rx_resync_req(struct net_device *netdev,25 struct nfp_net_tls_resync_req *req,26 void *pkt, unsigned int pkt_len);27#else28static inline int nfp_net_tls_init(struct nfp_net *nn)29{30 return 0;31}32 33static inline int34nfp_net_tls_rx_resync_req(struct net_device *netdev,35 struct nfp_net_tls_resync_req *req,36 void *pkt, unsigned int pkt_len)37{38 return -EOPNOTSUPP;39}40#endif41 42/* IPsec related structures and functions */43struct nfp_ipsec_offload {44 u32 seq_hi;45 u32 seq_low;46 u32 handle;47};48 49#ifndef CONFIG_NFP_NET_IPSEC50static inline void nfp_net_ipsec_init(struct nfp_net *nn)51{52}53 54static inline void nfp_net_ipsec_clean(struct nfp_net *nn)55{56}57#else58void nfp_net_ipsec_init(struct nfp_net *nn);59void nfp_net_ipsec_clean(struct nfp_net *nn);60bool nfp_net_ipsec_tx_prep(struct nfp_net_dp *dp, struct sk_buff *skb,61 struct nfp_ipsec_offload *offload_info);62int nfp_net_ipsec_rx(struct nfp_meta_parsed *meta, struct sk_buff *skb);63#endif64 65#endif66