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crypto/octeontx2: add lookaside SA context definitions

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This patch adds lookaside IPsec SA context definitions.

Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
Acked-by: Anoob Joseph <anoobj@marvell.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
This commit is contained in:
Tejasree Kondoj 2020-07-16 14:09:26 +05:30 committed by Akhil Goyal
parent 858797bbcd
commit e6c1223dd5
4 changed files with 171 additions and 0 deletions
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58
drivers/crypto/octeontx2/otx2_cryptodev_sec.h Normal file
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@ -0,0 +1,58 @@
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright (C) 2020 Marvell International Ltd.
*/
#ifndef __OTX2_CRYPTODEV_SEC_H__
#define __OTX2_CRYPTODEV_SEC_H__
#include "otx2_ipsec_po.h"
struct otx2_sec_session_ipsec_lp {
RTE_STD_C11
union {
/* Inbound SA */
struct otx2_ipsec_po_in_sa in_sa;
/* Outbound SA */
struct otx2_ipsec_po_out_sa out_sa;
};
uint64_t ucmd_w3;
union {
uint64_t ucmd_w0;
struct {
uint16_t ucmd_dlen;
uint16_t ucmd_param2;
uint16_t ucmd_param1;
uint16_t ucmd_opcode;
};
};
uint8_t partial_len;
uint8_t roundup_len;
uint8_t roundup_byte;
uint16_t ip_id;
union {
uint64_t esn;
struct {
uint32_t seq_lo;
uint32_t seq_hi;
};
};
/** Context length in 8-byte words */
size_t ctx_len;
/** Auth IV offset in bytes */
uint16_t auth_iv_offset;
/** IV offset in bytes */
uint16_t iv_offset;
/** AAD length */
uint16_t aad_length;
/** MAC len in bytes */
uint8_t mac_len;
/** IV length in bytes */
uint8_t iv_length;
/** Auth IV length in bytes */
uint8_t auth_iv_length;
};
#endif /* __OTX2_CRYPTODEV_SEC_H__ */

110
drivers/crypto/octeontx2/otx2_ipsec_po.h Normal file
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@ -0,0 +1,110 @@
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(C) 2020 Marvell International Ltd.
*/
#ifndef __OTX2_IPSEC_PO_H__
#define __OTX2_IPSEC_PO_H__
#include <rte_crypto_sym.h>
#include <rte_ip.h>
#include <rte_security.h>
union otx2_ipsec_po_bit_perfect_iv {
uint8_t aes_iv[16];
uint8_t des_iv[8];
struct {
uint8_t nonce[4];
uint8_t iv[8];
uint8_t counter[4];
} gcm;
};
struct otx2_ipsec_po_traffic_selector {
rte_be16_t src_port[2];
rte_be16_t dst_port[2];
RTE_STD_C11
union {
struct {
rte_be32_t src_addr[2];
rte_be32_t dst_addr[2];
} ipv4;
struct {
uint8_t src_addr[32];
uint8_t dst_addr[32];
} ipv6;
};
};
struct otx2_ipsec_po_sa_ctl {
rte_be32_t spi : 32;
uint64_t exp_proto_inter_frag : 8;
uint64_t rsvd_42_40 : 3;
uint64_t esn_en : 1;
uint64_t rsvd_45_44 : 2;
uint64_t encap_type : 2;
uint64_t enc_type : 3;
uint64_t rsvd_48 : 1;
uint64_t auth_type : 4;
uint64_t valid : 1;
uint64_t direction : 1;
uint64_t outer_ip_ver : 1;
uint64_t inner_ip_ver : 1;
uint64_t ipsec_mode : 1;
uint64_t ipsec_proto : 1;
uint64_t aes_key_len : 2;
};
struct otx2_ipsec_po_in_sa {
/* w0 */
struct otx2_ipsec_po_sa_ctl ctl;
/* w1-w4 */
uint8_t cipher_key[32];
/* w5-w6 */
union otx2_ipsec_po_bit_perfect_iv iv;
/* w7 */
uint32_t esn_hi;
uint32_t esn_low;
/* w8 */
uint8_t udp_encap[8];
/* w9-w23 */
struct {
uint8_t hmac_key[48];
struct otx2_ipsec_po_traffic_selector selector;
} aes_gcm;
};
struct otx2_ipsec_po_ip_template {
RTE_STD_C11
union {
uint8_t raw[252];
struct rte_ipv4_hdr ipv4_hdr;
struct rte_ipv6_hdr ipv6_hdr;
};
};
struct otx2_ipsec_po_out_sa {
/* w0 */
struct otx2_ipsec_po_sa_ctl ctl;
/* w1-w4 */
uint8_t cipher_key[32];
/* w5-w6 */
union otx2_ipsec_po_bit_perfect_iv iv;
/* w7 */
uint32_t esn_hi;
uint32_t esn_low;
/* w8-w39 */
struct otx2_ipsec_po_ip_template template;
uint16_t udp_src;
uint16_t udp_dst;
};
#endif /* __OTX2_IPSEC_PO_H__ */

2
drivers/crypto/octeontx2/otx2_security.h
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@ -5,10 +5,12 @@
#ifndef __OTX2_SECURITY_H__
#define __OTX2_SECURITY_H__
#include "otx2_cryptodev_sec.h"
#include "otx2_ethdev_sec.h"
union otx2_sec_session_ipsec {
struct otx2_sec_session_ipsec_ip ip;
struct otx2_sec_session_ipsec_lp lp;
};
struct otx2_sec_session {

1
drivers/net/octeontx2/otx2_ethdev_sec.h
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@ -8,6 +8,7 @@
#include <rte_ethdev.h>
#include "otx2_ipsec_fp.h"
#include "otx2_ipsec_po.h"
#define OTX2_CPT_RES_ALIGN 16
#define OTX2_NIX_SEND_DESC_ALIGN 16