| /* 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; |
| bool is_giv; |
| 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__*/ |
