1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Shared descriptors for aead, skcipher algorithms
4 *
5 * Copyright 2016 NXP
6 */
7
8#ifndef _CAAMALG_DESC_H_
9#define _CAAMALG_DESC_H_
10
11/* length of descriptors text */
12#define DESC_AEAD_BASE (4 * CAAM_CMD_SZ)
13#define DESC_AEAD_ENC_LEN (DESC_AEAD_BASE + 11 * CAAM_CMD_SZ)
14#define DESC_AEAD_DEC_LEN (DESC_AEAD_BASE + 15 * CAAM_CMD_SZ)
15#define DESC_AEAD_GIVENC_LEN (DESC_AEAD_ENC_LEN + 8 * CAAM_CMD_SZ)
16#define DESC_QI_AEAD_ENC_LEN (DESC_AEAD_ENC_LEN + 3 * CAAM_CMD_SZ)
17#define DESC_QI_AEAD_DEC_LEN (DESC_AEAD_DEC_LEN + 3 * CAAM_CMD_SZ)
18#define DESC_QI_AEAD_GIVENC_LEN (DESC_AEAD_GIVENC_LEN + 3 * CAAM_CMD_SZ)
19
20/* Note: Nonce is counted in cdata.keylen */
21#define DESC_AEAD_CTR_RFC3686_LEN (4 * CAAM_CMD_SZ)
22
23#define DESC_AEAD_NULL_BASE (3 * CAAM_CMD_SZ)
24#define DESC_AEAD_NULL_ENC_LEN (DESC_AEAD_NULL_BASE + 11 * CAAM_CMD_SZ)
25#define DESC_AEAD_NULL_DEC_LEN (DESC_AEAD_NULL_BASE + 13 * CAAM_CMD_SZ)
26
27#define DESC_GCM_BASE (3 * CAAM_CMD_SZ)
28#define DESC_GCM_ENC_LEN (DESC_GCM_BASE + 16 * CAAM_CMD_SZ)
29#define DESC_GCM_DEC_LEN (DESC_GCM_BASE + 12 * CAAM_CMD_SZ)
30#define DESC_QI_GCM_ENC_LEN (DESC_GCM_ENC_LEN + 6 * CAAM_CMD_SZ)
31#define DESC_QI_GCM_DEC_LEN (DESC_GCM_DEC_LEN + 3 * CAAM_CMD_SZ)
32
33#define DESC_RFC4106_BASE (3 * CAAM_CMD_SZ)
34#define DESC_RFC4106_ENC_LEN (DESC_RFC4106_BASE + 16 * CAAM_CMD_SZ)
35#define DESC_RFC4106_DEC_LEN (DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
36#define DESC_QI_RFC4106_ENC_LEN (DESC_RFC4106_ENC_LEN + 5 * CAAM_CMD_SZ)
37#define DESC_QI_RFC4106_DEC_LEN (DESC_RFC4106_DEC_LEN + 5 * CAAM_CMD_SZ)
38
39#define DESC_RFC4543_BASE (3 * CAAM_CMD_SZ)
40#define DESC_RFC4543_ENC_LEN (DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)
41#define DESC_RFC4543_DEC_LEN (DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)
42#define DESC_QI_RFC4543_ENC_LEN (DESC_RFC4543_ENC_LEN + 4 * CAAM_CMD_SZ)
43#define DESC_QI_RFC4543_DEC_LEN (DESC_RFC4543_DEC_LEN + 4 * CAAM_CMD_SZ)
44
45#define DESC_SKCIPHER_BASE (3 * CAAM_CMD_SZ)
46#define DESC_SKCIPHER_ENC_LEN (DESC_SKCIPHER_BASE + \
47 21 * CAAM_CMD_SZ)
48#define DESC_SKCIPHER_DEC_LEN (DESC_SKCIPHER_BASE + \
49 16 * CAAM_CMD_SZ)
50
51void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
52 unsigned int icvsize, int era);
53
54void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
55 unsigned int icvsize, int era);
56
57void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,
58 struct alginfo *adata, unsigned int ivsize,
59 unsigned int icvsize, const bool is_rfc3686,
60 u32 *nonce, const u32 ctx1_iv_off,
61 const bool is_qi, int era);
62
63void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,
64 struct alginfo *adata, unsigned int ivsize,
65 unsigned int icvsize, const bool geniv,
66 const bool is_rfc3686, u32 *nonce,
67 const u32 ctx1_iv_off, const bool is_qi, int era);
68
69void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
70 struct alginfo *adata, unsigned int ivsize,
71 unsigned int icvsize, const bool is_rfc3686,
72 u32 *nonce, const u32 ctx1_iv_off,
73 const bool is_qi, int era);
74
75void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
76 unsigned int ivsize, unsigned int icvsize,
77 const bool is_qi);
78
79void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
80 unsigned int ivsize, unsigned int icvsize,
81 const bool is_qi);
82
83void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
84 unsigned int ivsize, unsigned int icvsize,
85 const bool is_qi);
86
87void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
88 unsigned int ivsize, unsigned int icvsize,
89 const bool is_qi);
90
91void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
92 unsigned int ivsize, unsigned int icvsize,
93 const bool is_qi);
94
95void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
96 unsigned int ivsize, unsigned int icvsize,
97 const bool is_qi);
98
99void cnstr_shdsc_chachapoly(u32 * const desc, struct alginfo *cdata,
100 struct alginfo *adata, unsigned int ivsize,
101 unsigned int icvsize, const bool encap,
102 const bool is_qi);
103
104void cnstr_shdsc_skcipher_encap(u32 * const desc, struct alginfo *cdata,
105 unsigned int ivsize, const bool is_rfc3686,
106 const u32 ctx1_iv_off);
107
108void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata,
109 unsigned int ivsize, const bool is_rfc3686,
110 const u32 ctx1_iv_off);
111
112void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata);
113
114void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata);
115
116#endif /* _CAAMALG_DESC_H_ */
117

source code of linux/drivers/crypto/caam/caamalg_desc.h