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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0-only */
2#ifndef __ASM_MEM_ENCRYPT_H
3#define __ASM_MEM_ENCRYPT_H
4
5#include <asm/rsi.h>
6
7struct arm64_mem_crypt_ops {
8 int (*encrypt)(unsigned long addr, int numpages);
9 int (*decrypt)(unsigned long addr, int numpages);
10};
11
12int arm64_mem_crypt_ops_register(const struct arm64_mem_crypt_ops *ops);
13
14int set_memory_encrypted(unsigned long addr, int numpages);
15int set_memory_decrypted(unsigned long addr, int numpages);
16
17int realm_register_memory_enc_ops(void);
18
19static inline bool force_dma_unencrypted(struct device *dev)
20{
21 return is_realm_world();
22}
23
24#endif /* __ASM_MEM_ENCRYPT_H */