1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_X86_COCO_H 3 #define _ASM_X86_COCO_H 4 5 #include <asm/asm.h> 6 #include <asm/types.h> 7 8 enum cc_vendor { 9 CC_VENDOR_NONE, 10 CC_VENDOR_AMD, 11 CC_VENDOR_INTEL, 12 }; 13 14 extern enum cc_vendor cc_vendor; 15 extern u64 cc_mask; 16 17 #ifdef CONFIG_ARCH_HAS_CC_PLATFORM 18 static inline void cc_set_mask(u64 mask) 19 { 20 RIP_REL_REF(cc_mask) = mask; 21 } 22 23 u64 cc_mkenc(u64 val); 24 u64 cc_mkdec(u64 val); 25 #else 26 static inline u64 cc_mkenc(u64 val) 27 { 28 return val; 29 } 30 31 static inline u64 cc_mkdec(u64 val) 32 { 33 return val; 34 } 35 #endif 36 37 #endif /* _ASM_X86_COCO_H */ 38