1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2023 Weidmueller Interface GmbH & Co. KG <oss@weidmueller.com>
4  * Christian Taedcke <christian.taedcke@weidmueller.com>
5  *
6  * Declaration of AES operation functionality for ZynqMP.
7  */
8 
9 #ifndef ZYNQMP_AES_H
10 #define ZYNQMP_AES_H
11 
12 #include <linux/types.h>
13 
14 struct zynqmp_aes {
15 	u64 srcaddr;
16 	u64 ivaddr;
17 	u64 keyaddr;
18 	u64 dstaddr;
19 	u64 len;
20 	u64 op;
21 	u64 keysrc;
22 };
23 
24 /**
25  * zynqmp_aes_operation() - Performs an aes operation using the pmu firmware
26  *
27  * @aes: The aes operation buffer that must have been allocated using
28  *       ALLOC_CACHE_ALIGN_BUFFER(struct zynqmp_aes, aes, 1)
29  *
30  * Return: 0 in case of success, in case of an error any other value
31  */
32 int zynqmp_aes_operation(struct zynqmp_aes *aes);
33 
34 #endif /* ZYNQMP_AES_H */
35