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