root/drivers/net/ethernet/netronome/nfp/crypto/fw.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
   2 /* Copyright (C) 2019 Netronome Systems, Inc. */
   3 
   4 #ifndef NFP_CRYPTO_FW_H
   5 #define NFP_CRYPTO_FW_H 1
   6 
   7 #include "../ccm.h"
   8 
   9 #define NFP_NET_CRYPTO_OP_TLS_1_2_AES_GCM_128_ENC       0
  10 #define NFP_NET_CRYPTO_OP_TLS_1_2_AES_GCM_128_DEC       1
  11 
  12 struct nfp_crypto_reply_simple {
  13         struct nfp_ccm_hdr hdr;
  14         __be32 error;
  15 };
  16 
  17 struct nfp_crypto_req_reset {
  18         struct nfp_ccm_hdr hdr;
  19         __be32 ep_id;
  20 };
  21 
  22 #define NFP_NET_TLS_IPVER               GENMASK(15, 12)
  23 #define NFP_NET_TLS_VLAN                GENMASK(11, 0)
  24 #define NFP_NET_TLS_VLAN_UNUSED                 4095
  25 
  26 struct nfp_crypto_req_add_front {
  27         struct nfp_ccm_hdr hdr;
  28         __be32 ep_id;
  29         u8 resv[3];
  30         u8 opcode;
  31         u8 key_len;
  32         __be16 ipver_vlan __packed;
  33         u8 l4_proto;
  34 #define NFP_NET_TLS_NON_ADDR_KEY_LEN    8
  35         u8 l3_addrs[0];
  36 };
  37 
  38 struct nfp_crypto_req_add_back {
  39         __be16 src_port;
  40         __be16 dst_port;
  41         __be32 key[8];
  42         __be32 salt;
  43         __be32 iv[2];
  44         __be32 counter;
  45         __be32 rec_no[2];
  46         __be32 tcp_seq;
  47 };
  48 
  49 struct nfp_crypto_req_add_v4 {
  50         struct nfp_crypto_req_add_front front;
  51         __be32 src_ip;
  52         __be32 dst_ip;
  53         struct nfp_crypto_req_add_back back;
  54 };
  55 
  56 struct nfp_crypto_req_add_v6 {
  57         struct nfp_crypto_req_add_front front;
  58         __be32 src_ip[4];
  59         __be32 dst_ip[4];
  60         struct nfp_crypto_req_add_back back;
  61 };
  62 
  63 struct nfp_crypto_reply_add {
  64         struct nfp_ccm_hdr hdr;
  65         __be32 error;
  66         __be32 handle[2];
  67 };
  68 
  69 struct nfp_crypto_req_del {
  70         struct nfp_ccm_hdr hdr;
  71         __be32 ep_id;
  72         __be32 handle[2];
  73 };
  74 
  75 struct nfp_crypto_req_update {
  76         struct nfp_ccm_hdr hdr;
  77         __be32 ep_id;
  78         u8 resv[3];
  79         u8 opcode;
  80         __be32 handle[2];
  81         __be32 rec_no[2];
  82         __be32 tcp_seq;
  83 };
  84 #endif