/* 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__*/