1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * SVM helper functions
4  *
5  * Copyright 2018 IBM Corporation
6  */
7 
8 #ifndef _ASM_POWERPC_MEM_ENCRYPT_H
9 #define _ASM_POWERPC_MEM_ENCRYPT_H
10 
11 #include <asm/svm.h>
12 
force_dma_unencrypted(struct device * dev)13 static inline bool force_dma_unencrypted(struct device *dev)
14 {
15 	return is_secure_guest();
16 }
17 
18 int set_memory_encrypted(unsigned long addr, int numpages);
19 int set_memory_decrypted(unsigned long addr, int numpages);
20 
21 #endif /* _ASM_POWERPC_MEM_ENCRYPT_H */
22