xref: /openbmc/linux/drivers/crypto/caam/caamalg_desc.h (revision 9977a8c3497a8f7f7f951994f298a8e4d961234f)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Shared descriptors for aead, ablkcipher 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 
31 #define DESC_RFC4106_BASE		(3 * CAAM_CMD_SZ)
32 #define DESC_RFC4106_ENC_LEN		(DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
33 #define DESC_RFC4106_DEC_LEN		(DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)
34 
35 #define DESC_RFC4543_BASE		(3 * CAAM_CMD_SZ)
36 #define DESC_RFC4543_ENC_LEN		(DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)
37 #define DESC_RFC4543_DEC_LEN		(DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)
38 
39 #define DESC_ABLKCIPHER_BASE		(3 * CAAM_CMD_SZ)
40 #define DESC_ABLKCIPHER_ENC_LEN		(DESC_ABLKCIPHER_BASE + \
41 					 20 * CAAM_CMD_SZ)
42 #define DESC_ABLKCIPHER_DEC_LEN		(DESC_ABLKCIPHER_BASE + \
43 					 15 * CAAM_CMD_SZ)
44 
45 void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
46 				 unsigned int icvsize, int era);
47 
48 void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
49 				 unsigned int icvsize, int era);
50 
51 void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,
52 			    struct alginfo *adata, unsigned int ivsize,
53 			    unsigned int icvsize, const bool is_rfc3686,
54 			    u32 *nonce, const u32 ctx1_iv_off,
55 			    const bool is_qi, int era);
56 
57 void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,
58 			    struct alginfo *adata, unsigned int ivsize,
59 			    unsigned int icvsize, const bool geniv,
60 			    const bool is_rfc3686, u32 *nonce,
61 			    const u32 ctx1_iv_off, const bool is_qi, int era);
62 
63 void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
64 			       struct alginfo *adata, unsigned int ivsize,
65 			       unsigned int icvsize, const bool is_rfc3686,
66 			       u32 *nonce, const u32 ctx1_iv_off,
67 			       const bool is_qi, int era);
68 
69 void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
70 			   unsigned int icvsize);
71 
72 void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
73 			   unsigned int icvsize);
74 
75 void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
76 			       unsigned int icvsize);
77 
78 void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
79 			       unsigned int icvsize);
80 
81 void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
82 			       unsigned int icvsize);
83 
84 void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
85 			       unsigned int icvsize);
86 
87 void cnstr_shdsc_ablkcipher_encap(u32 * const desc, struct alginfo *cdata,
88 				  unsigned int ivsize, const bool is_rfc3686,
89 				  const u32 ctx1_iv_off);
90 
91 void cnstr_shdsc_ablkcipher_decap(u32 * const desc, struct alginfo *cdata,
92 				  unsigned int ivsize, const bool is_rfc3686,
93 				  const u32 ctx1_iv_off);
94 
95 void cnstr_shdsc_ablkcipher_givencap(u32 * const desc, struct alginfo *cdata,
96 				     unsigned int ivsize, const bool is_rfc3686,
97 				     const u32 ctx1_iv_off);
98 
99 void cnstr_shdsc_xts_ablkcipher_encap(u32 * const desc, struct alginfo *cdata);
100 
101 void cnstr_shdsc_xts_ablkcipher_decap(u32 * const desc, struct alginfo *cdata);
102 
103 #endif /* _CAAMALG_DESC_H_ */
104