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 + 7 * 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 + 13 * 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 					 20 * CAAM_CMD_SZ)
48 #define DESC_SKCIPHER_DEC_LEN		(DESC_SKCIPHER_BASE + \
49 					 15 * CAAM_CMD_SZ)
50 
51 void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
52 				 unsigned int icvsize, int era);
53 
54 void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
55 				 unsigned int icvsize, int era);
56 
57 void 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 
63 void 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 
69 void 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 
75 void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
76 			   unsigned int ivsize, unsigned int icvsize,
77 			   const bool is_qi);
78 
79 void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
80 			   unsigned int ivsize, unsigned int icvsize,
81 			   const bool is_qi);
82 
83 void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
84 			       unsigned int ivsize, unsigned int icvsize,
85 			       const bool is_qi);
86 
87 void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
88 			       unsigned int ivsize, unsigned int icvsize,
89 			       const bool is_qi);
90 
91 void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
92 			       unsigned int ivsize, unsigned int icvsize,
93 			       const bool is_qi);
94 
95 void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
96 			       unsigned int ivsize, unsigned int icvsize,
97 			       const bool is_qi);
98 
99 void 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 
104 void 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 
108 void 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 
112 void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata);
113 
114 void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata);
115 
116 #endif /* _CAAMALG_DESC_H_ */
117