caamalg_desc.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * Shared descriptors for aead, skcipher algorithms
  4 *
  5 * Copyright 2016, 2025 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
 51/* Key modifier for CAAM Protected blobs */
 52#define KEYMOD "SECURE_KEY"
 53
 54void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,
 55				 unsigned int icvsize, int era);
 56
 57void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,
 58				 unsigned int icvsize, int era);
 59
 60void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,
 61			    struct alginfo *adata, unsigned int ivsize,
 62			    unsigned int icvsize, const bool is_rfc3686,
 63			    u32 *nonce, const u32 ctx1_iv_off,
 64			    const bool is_qi, int era);
 65
 66void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,
 67			    struct alginfo *adata, unsigned int ivsize,
 68			    unsigned int icvsize, const bool geniv,
 69			    const bool is_rfc3686, u32 *nonce,
 70			    const u32 ctx1_iv_off, const bool is_qi, int era);
 71
 72void cnstr_shdsc_aead_givencap(u32 * const desc, struct alginfo *cdata,
 73			       struct alginfo *adata, unsigned int ivsize,
 74			       unsigned int icvsize, const bool is_rfc3686,
 75			       u32 *nonce, const u32 ctx1_iv_off,
 76			       const bool is_qi, int era);
 77
 78void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata,
 79			   unsigned int ivsize, unsigned int icvsize,
 80			   const bool is_qi);
 81
 82void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata,
 83			   unsigned int ivsize, unsigned int icvsize,
 84			   const bool is_qi);
 85
 86void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata,
 87			       unsigned int ivsize, unsigned int icvsize,
 88			       const bool is_qi);
 89
 90void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata,
 91			       unsigned int ivsize, unsigned int icvsize,
 92			       const bool is_qi);
 93
 94void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata,
 95			       unsigned int ivsize, unsigned int icvsize,
 96			       const bool is_qi);
 97
 98void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata,
 99			       unsigned int ivsize, unsigned int icvsize,
100			       const bool is_qi);
101
102void cnstr_shdsc_chachapoly(u32 * const desc, struct alginfo *cdata,
103			    struct alginfo *adata, unsigned int ivsize,
104			    unsigned int icvsize, const bool encap,
105			    const bool is_qi);
106
107void cnstr_shdsc_skcipher_encap(u32 * const desc, struct alginfo *cdata,
108				unsigned int ivsize, const bool is_rfc3686,
109				const u32 ctx1_iv_off);
110
111void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata,
112				unsigned int ivsize, const bool is_rfc3686,
113				const u32 ctx1_iv_off);
114
115void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata);
116
117void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata);
118
119void cnstr_desc_protected_blob_decap(u32 * const desc, struct alginfo *cdata,
120				     dma_addr_t next_desc);
121
122void cnstr_desc_skcipher_enc_dec(u32 * const desc, struct alginfo *cdata,
123				 dma_addr_t src, dma_addr_t dst, unsigned int data_sz,
124				 unsigned int in_options, unsigned int out_options,
125				 unsigned int ivsize, const bool encrypt);
126
127#endif /* _CAAMALG_DESC_H_ */