x86/sev: Add SEV-SNP guest feature negotiation support

[platform/kernel/linux-starfive.git] / arch / x86 / boot / compressed / misc.h

diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h
index 62208ec..20118fb 100644 (file)
--- a/arch/x86/boot/compressed/misc.h
+++ b/arch/x86/boot/compressed/misc.h
@@ -126,6 +126,7 @@ static inline void console_init(void)
 
 #ifdef CONFIG_AMD_MEM_ENCRYPT
 void sev_enable(struct boot_params *bp);
+void snp_check_features(void);
 void sev_es_shutdown_ghcb(void);
 extern bool sev_es_check_ghcb_fault(unsigned long address);
 void snp_set_page_private(unsigned long paddr);
@@ -143,6 +144,7 @@ static inline void sev_enable(struct boot_params *bp)
        if (bp)
                bp->cc_blob_address = 0;
 }
+static inline void snp_check_features(void) { }
 static inline void sev_es_shutdown_ghcb(void) { }
 static inline bool sev_es_check_ghcb_fault(unsigned long address)
 {