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 
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, dma_addr_t key_dma);
29 #endif /* _CAAMHASH_DESC_H_ */
30