[linux-2.6-block.git] / drivers / crypto / ccree / cc_cipher.h

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2012-2018 ARM Limited or its affiliates. */

/* \file cc_cipher.h
 * ARM CryptoCell Cipher Crypto API
 */

#ifndef __CC_CIPHER_H__
#define __CC_CIPHER_H__

#include <linux/kernel.h>
#include <crypto/algapi.h>
#include "cc_driver.h"
#include "cc_buffer_mgr.h"

struct cipher_req_ctx {
	struct async_gen_req_ctx gen_ctx;
	enum cc_req_dma_buf_type dma_buf_type;
	u32 in_nents;
	u32 in_mlli_nents;
	u32 out_nents;
	u32 out_mlli_nents;
	u8 *backup_info; /*store iv for generated IV flow*/
	u8 *iv;
	struct mlli_params mlli_params;
};

int cc_cipher_alloc(struct cc_drvdata *drvdata);

int cc_cipher_free(struct cc_drvdata *drvdata);

struct cc_hkey_info {
	u16 keylen;
	u8 hw_key1;
	u8 hw_key2;
} __packed;

#define CC_HW_KEY_SIZE sizeof(struct cc_hkey_info)

#endif /*__CC_CIPHER_H__*/
Commit	Line	Data
63ee04c8 GBY	1	/* SPDX-License-Identifier: GPL-2.0 */
	2	/* Copyright (C) 2012-2018 ARM Limited or its affiliates. */
	3
	4	/* \file cc_cipher.h
	5	* ARM CryptoCell Cipher Crypto API
	6	*/
	7
	8	#ifndef __CC_CIPHER_H__
	9	#define __CC_CIPHER_H__
	10
	11	#include <linux/kernel.h>
	12	#include <crypto/algapi.h>
	13	#include "cc_driver.h"
	14	#include "cc_buffer_mgr.h"
	15
63ee04c8 GBY	16	struct cipher_req_ctx {
	17	struct async_gen_req_ctx gen_ctx;
	18	enum cc_req_dma_buf_type dma_buf_type;
	19	u32 in_nents;
	20	u32 in_mlli_nents;
	21	u32 out_nents;
	22	u32 out_mlli_nents;
	23	u8 backup_info; /store iv for generated IV flow*/
	24	u8 *iv;
63ee04c8 GBY	25	struct mlli_params mlli_params;
	26	};
	27
	28	int cc_cipher_alloc(struct cc_drvdata *drvdata);
	29
	30	int cc_cipher_free(struct cc_drvdata *drvdata);
	31
a794d8d8 GBY	32	struct cc_hkey_info {
	33	u16 keylen;
	34	u8 hw_key1;
	35	u8 hw_key2;
	36	} __packed;
63ee04c8	37
a794d8d8	38	#define CC_HW_KEY_SIZE sizeof(struct cc_hkey_info)
63ee04c8 GBY	39
63ee04c8 GBY	40	#endif /__CC_CIPHER_H__/