xref: /OK3568_Linux_fs/kernel/drivers/crypto/atmel-authenc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * API for Atmel Secure Protocol Layers Improved Performances (SPLIP)
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2016 Atmel Corporation
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: Cyrille Pitchen <cyrille.pitchen@atmel.com>
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * This driver is based on drivers/mtd/spi-nor/fsl-quadspi.c from Freescale.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef __ATMEL_AUTHENC_H__
13*4882a593Smuzhiyun #define __ATMEL_AUTHENC_H__
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #if IS_ENABLED(CONFIG_CRYPTO_DEV_ATMEL_AUTHENC)
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #include <crypto/authenc.h>
18*4882a593Smuzhiyun #include <crypto/hash.h>
19*4882a593Smuzhiyun #include <crypto/sha.h>
20*4882a593Smuzhiyun #include "atmel-sha-regs.h"
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun struct atmel_aes_dev;
23*4882a593Smuzhiyun typedef int (*atmel_aes_authenc_fn_t)(struct atmel_aes_dev *, int, bool);
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun struct atmel_sha_authenc_ctx;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun bool atmel_sha_authenc_is_ready(void);
28*4882a593Smuzhiyun unsigned int atmel_sha_authenc_get_reqsize(void);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct atmel_sha_authenc_ctx *atmel_sha_authenc_spawn(unsigned long mode);
31*4882a593Smuzhiyun void atmel_sha_authenc_free(struct atmel_sha_authenc_ctx *auth);
32*4882a593Smuzhiyun int atmel_sha_authenc_setkey(struct atmel_sha_authenc_ctx *auth,
33*4882a593Smuzhiyun 			     const u8 *key, unsigned int keylen, u32 flags);
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun int atmel_sha_authenc_schedule(struct ahash_request *req,
36*4882a593Smuzhiyun 			       struct atmel_sha_authenc_ctx *auth,
37*4882a593Smuzhiyun 			       atmel_aes_authenc_fn_t cb,
38*4882a593Smuzhiyun 			       struct atmel_aes_dev *dd);
39*4882a593Smuzhiyun int atmel_sha_authenc_init(struct ahash_request *req,
40*4882a593Smuzhiyun 			   struct scatterlist *assoc, unsigned int assoclen,
41*4882a593Smuzhiyun 			   unsigned int textlen,
42*4882a593Smuzhiyun 			   atmel_aes_authenc_fn_t cb,
43*4882a593Smuzhiyun 			   struct atmel_aes_dev *dd);
44*4882a593Smuzhiyun int atmel_sha_authenc_final(struct ahash_request *req,
45*4882a593Smuzhiyun 			    u32 *digest, unsigned int digestlen,
46*4882a593Smuzhiyun 			    atmel_aes_authenc_fn_t cb,
47*4882a593Smuzhiyun 			    struct atmel_aes_dev *dd);
48*4882a593Smuzhiyun void  atmel_sha_authenc_abort(struct ahash_request *req);
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #endif /* CONFIG_CRYPTO_DEV_ATMEL_AUTHENC */
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #endif /* __ATMEL_AUTHENC_H__ */
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