| /* SPDX-License-Identifier: GPL-2.0-only */ |
| #ifndef __ASM_MEM_ENCRYPT_H |
| #define __ASM_MEM_ENCRYPT_H |
| |
| #include <asm/rsi.h> |
| |
| struct arm64_mem_crypt_ops { |
| int (*encrypt)(unsigned long addr, int numpages); |
| int (*decrypt)(unsigned long addr, int numpages); |
| }; |
| |
| int arm64_mem_crypt_ops_register(const struct arm64_mem_crypt_ops *ops); |
| |
| int set_memory_encrypted(unsigned long addr, int numpages); |
| int set_memory_decrypted(unsigned long addr, int numpages); |
| |
| int realm_register_memory_enc_ops(void); |
| |
| static inline bool force_dma_unencrypted(struct device *dev) |
| { |
| return is_realm_world(); |
| } |
| |
| #endif /* __ASM_MEM_ENCRYPT_H */ |