1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun /* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */ 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun /* \file cc_cipher.h 5*4882a593Smuzhiyun * ARM CryptoCell Cipher Crypto API 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef __CC_CIPHER_H__ 9*4882a593Smuzhiyun #define __CC_CIPHER_H__ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <linux/kernel.h> 12*4882a593Smuzhiyun #include <crypto/algapi.h> 13*4882a593Smuzhiyun #include "cc_driver.h" 14*4882a593Smuzhiyun #include "cc_buffer_mgr.h" 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun struct cipher_req_ctx { 17*4882a593Smuzhiyun struct async_gen_req_ctx gen_ctx; 18*4882a593Smuzhiyun enum cc_req_dma_buf_type dma_buf_type; 19*4882a593Smuzhiyun u32 in_nents; 20*4882a593Smuzhiyun u32 in_mlli_nents; 21*4882a593Smuzhiyun u32 out_nents; 22*4882a593Smuzhiyun u32 out_mlli_nents; 23*4882a593Smuzhiyun u8 *iv; 24*4882a593Smuzhiyun struct mlli_params mlli_params; 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun int cc_cipher_alloc(struct cc_drvdata *drvdata); 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun int cc_cipher_free(struct cc_drvdata *drvdata); 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun struct cc_hkey_info { 32*4882a593Smuzhiyun u16 keylen; 33*4882a593Smuzhiyun u8 hw_key1; 34*4882a593Smuzhiyun u8 hw_key2; 35*4882a593Smuzhiyun } __packed; 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun #define CC_HW_KEY_SIZE sizeof(struct cc_hkey_info) 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun #endif /*__CC_CIPHER_H__*/ 40