xref: /OK3568_Linux_fs/kernel/drivers/net/ethernet/netronome/nfp/crypto/crypto.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
2*4882a593Smuzhiyun /* Copyright (C) 2019 Netronome Systems, Inc. */
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun #ifndef NFP_CRYPTO_H
5*4882a593Smuzhiyun #define NFP_CRYPTO_H 1
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun struct net_device;
8*4882a593Smuzhiyun struct nfp_net;
9*4882a593Smuzhiyun struct nfp_net_tls_resync_req;
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct nfp_net_tls_offload_ctx {
12*4882a593Smuzhiyun 	__be32 fw_handle[2];
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun 	u8 rx_end[0];
15*4882a593Smuzhiyun 	/* Tx only fields follow - Rx side does not have enough driver state
16*4882a593Smuzhiyun 	 * to fit these
17*4882a593Smuzhiyun 	 */
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun 	u32 next_seq;
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #ifdef CONFIG_TLS_DEVICE
23*4882a593Smuzhiyun int nfp_net_tls_init(struct nfp_net *nn);
24*4882a593Smuzhiyun int nfp_net_tls_rx_resync_req(struct net_device *netdev,
25*4882a593Smuzhiyun 			      struct nfp_net_tls_resync_req *req,
26*4882a593Smuzhiyun 			      void *pkt, unsigned int pkt_len);
27*4882a593Smuzhiyun #else
nfp_net_tls_init(struct nfp_net * nn)28*4882a593Smuzhiyun static inline int nfp_net_tls_init(struct nfp_net *nn)
29*4882a593Smuzhiyun {
30*4882a593Smuzhiyun 	return 0;
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun static inline int
nfp_net_tls_rx_resync_req(struct net_device * netdev,struct nfp_net_tls_resync_req * req,void * pkt,unsigned int pkt_len)34*4882a593Smuzhiyun nfp_net_tls_rx_resync_req(struct net_device *netdev,
35*4882a593Smuzhiyun 			  struct nfp_net_tls_resync_req *req,
36*4882a593Smuzhiyun 			  void *pkt, unsigned int pkt_len)
37*4882a593Smuzhiyun {
38*4882a593Smuzhiyun 	return -EOPNOTSUPP;
39*4882a593Smuzhiyun }
40*4882a593Smuzhiyun #endif
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif
43