1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
2 /*
3 * Shared descriptors for ahash algorithms
4 *
5 * Copyright 2017 NXP
6 */
7
8 #ifndef _CAAMHASH_DESC_H_
9 #define _CAAMHASH_DESC_H_
10
11 /* length of descriptors text */
12 #define DESC_AHASH_BASE (3 * CAAM_CMD_SZ)
13 #define DESC_AHASH_UPDATE_LEN (6 * CAAM_CMD_SZ)
14 #define DESC_AHASH_UPDATE_FIRST_LEN (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ)
15 #define DESC_AHASH_FINAL_LEN (DESC_AHASH_BASE + 5 * CAAM_CMD_SZ)
16 #define DESC_AHASH_DIGEST_LEN (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ)
17
is_xcbc_aes(u32 algtype)18 static inline bool is_xcbc_aes(u32 algtype)
19 {
20 return (algtype & (OP_ALG_ALGSEL_MASK | OP_ALG_AAI_MASK)) ==
21 (OP_ALG_ALGSEL_AES | OP_ALG_AAI_XCBC_MAC);
22 }
23
24 void cnstr_shdsc_ahash(u32 * const desc, struct alginfo *adata, u32 state,
25 int digestsize, int ctx_len, bool import_ctx, int era);
26
27 void cnstr_shdsc_sk_hash(u32 * const desc, struct alginfo *adata, u32 state,
28 int digestsize, int ctx_len);
29 #endif /* _CAAMHASH_DESC_H_ */
30