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authorTony Lindgren <tony@atomide.com>2017-11-28 07:06:34 -0800
committerTony Lindgren <tony@atomide.com>2017-11-28 07:06:34 -0800
commit2db57789e6612ce0cf2fcbb577a1c8307b708566 (patch)
treedd9f9e3dffabbf5cb932fcf5055ab329ca940fa0 /arch/x86/include/asm/mem_encrypt.h
parentf0c96c6d40312b1a76cd36709dc3eb5948c1b97f (diff)
parente9a9bb4e4779ca74cb52a6e2f8acbc0881d3bb18 (diff)
Merge branch 'soc-fixes' into omap-for-v4.15/fixes
Diffstat (limited to 'arch/x86/include/asm/mem_encrypt.h')
-rw-r--r--arch/x86/include/asm/mem_encrypt.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mem_encrypt.h b/arch/x86/include/asm/mem_encrypt.h
index 6a77c63540f7..c9459a4c3c68 100644
--- a/arch/x86/include/asm/mem_encrypt.h
+++ b/arch/x86/include/asm/mem_encrypt.h
@@ -42,11 +42,17 @@ void __init sme_early_init(void);
void __init sme_encrypt_kernel(void);
void __init sme_enable(struct boot_params *bp);
+int __init early_set_memory_decrypted(unsigned long vaddr, unsigned long size);
+int __init early_set_memory_encrypted(unsigned long vaddr, unsigned long size);
+
/* Architecture __weak replacement functions */
void __init mem_encrypt_init(void);
void swiotlb_set_mem_attributes(void *vaddr, unsigned long size);
+bool sme_active(void);
+bool sev_active(void);
+
#else /* !CONFIG_AMD_MEM_ENCRYPT */
#define sme_me_mask 0ULL
@@ -64,6 +70,14 @@ static inline void __init sme_early_init(void) { }
static inline void __init sme_encrypt_kernel(void) { }
static inline void __init sme_enable(struct boot_params *bp) { }
+static inline bool sme_active(void) { return false; }
+static inline bool sev_active(void) { return false; }
+
+static inline int __init
+early_set_memory_decrypted(unsigned long vaddr, unsigned long size) { return 0; }
+static inline int __init
+early_set_memory_encrypted(unsigned long vaddr, unsigned long size) { return 0; }
+
#endif /* CONFIG_AMD_MEM_ENCRYPT */
/*