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 54 void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata, 55 unsigned int icvsize, int era); 56 57 void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata, 58 unsigned int icvsize, int era); 59 60 void 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 66 void 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 72 void 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 78 void cnstr_shdsc_gcm_encap(u32 * const desc, struct alginfo *cdata, 79 unsigned int ivsize, unsigned int icvsize, 80 const bool is_qi); 81 82 void cnstr_shdsc_gcm_decap(u32 * const desc, struct alginfo *cdata, 83 unsigned int ivsize, unsigned int icvsize, 84 const bool is_qi); 85 86 void cnstr_shdsc_rfc4106_encap(u32 * const desc, struct alginfo *cdata, 87 unsigned int ivsize, unsigned int icvsize, 88 const bool is_qi); 89 90 void cnstr_shdsc_rfc4106_decap(u32 * const desc, struct alginfo *cdata, 91 unsigned int ivsize, unsigned int icvsize, 92 const bool is_qi); 93 94 void cnstr_shdsc_rfc4543_encap(u32 * const desc, struct alginfo *cdata, 95 unsigned int ivsize, unsigned int icvsize, 96 const bool is_qi); 97 98 void cnstr_shdsc_rfc4543_decap(u32 * const desc, struct alginfo *cdata, 99 unsigned int ivsize, unsigned int icvsize, 100 const bool is_qi); 101 102 void 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); 106 107 void cnstr_shdsc_skcipher_encap(u32 * const desc, struct alginfo *cdata, 108 unsigned int ivsize, const bool is_rfc3686, 109 const u32 ctx1_iv_off); 110 111 void cnstr_shdsc_skcipher_decap(u32 * const desc, struct alginfo *cdata, 112 unsigned int ivsize, const bool is_rfc3686, 113 const u32 ctx1_iv_off); 114 115 void cnstr_shdsc_xts_skcipher_encap(u32 * const desc, struct alginfo *cdata); 116 117 void cnstr_shdsc_xts_skcipher_decap(u32 * const desc, struct alginfo *cdata); 118 119 void cnstr_desc_protected_blob_decap(u32 * const desc, struct alginfo *cdata, 120 dma_addr_t next_desc); 121 122 void 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_ */ 128