[PATCH v6 66/90] x86/cpuid: Parse CPUID(0x80000022)

Ahmed S. Darwish posted 90 patches 6 days, 16 hours ago
[PATCH v6 66/90] x86/cpuid: Parse CPUID(0x80000022)
Posted by Ahmed S. Darwish 6 days, 16 hours ago
Parse CPUID(0x80000022).

Add AMD and Hygon vendor tags as it is only supported on these CPUs.

Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de>
---
 arch/x86/include/asm/cpuid/types.h | 1 +
 arch/x86/kernel/cpu/cpuid_parser.h | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/arch/x86/include/asm/cpuid/types.h b/arch/x86/include/asm/cpuid/types.h
index 70ccd52a6848..deddb534486a 100644
--- a/arch/x86/include/asm/cpuid/types.h
+++ b/arch/x86/include/asm/cpuid/types.h
@@ -229,6 +229,7 @@ struct cpuid_leaves {
 	CPUID_LEAF   (  0x80000006,	0  );
 	CPUID_LEAF   (  0x80000008,	0  );
 	CPUID_LEAF_N (  0x8000001d,	8  );
+	CPUID_LEAF   (  0x80000022,	0  );
 	CPUID_LEAF   (  0x80860000,	0  );
 	CPUID_LEAF   (  0x80860001,	0  );
 	CPUID_LEAF   (  0x80860002,	0  );
diff --git a/arch/x86/kernel/cpu/cpuid_parser.h b/arch/x86/kernel/cpu/cpuid_parser.h
index 46f06792afb1..59a4d562320a 100644
--- a/arch/x86/kernel/cpu/cpuid_parser.h
+++ b/arch/x86/kernel/cpu/cpuid_parser.h
@@ -163,6 +163,7 @@ struct cpuid_parse_entry {
 	CPUID_PARSE_ENTRY   (	0x80000006,	0,		generic			),	\
 	CPUID_PARSE_ENTRY   (	0x80000008,	0,		generic			),	\
 	CPUID_PARSE_ENTRY_N (	0x8000001d,			deterministic_cache	),	\
+	CPUID_PARSE_ENTRY   (	0x80000022,	0,		generic			),	\
 	CPUID_PARSE_ENTRY   (	0x80860000,	0,		0x80860000		),	\
 	CPUID_PARSE_ENTRY   (	0x80860001,	0,		generic			),	\
 	CPUID_PARSE_ENTRY   (	0x80860002,	0,		generic			),	\
@@ -211,6 +212,7 @@ struct cpuid_vendor_entry {
 	CPUID_VENDOR_ENTRY(0x1c,	X86_VENDOR_INTEL),				\
 	CPUID_VENDOR_ENTRY(0x23,	X86_VENDOR_INTEL),				\
 	CPUID_VENDOR_ENTRY(0x8000001d,	X86_VENDOR_AMD, X86_VENDOR_HYGON),		\
+	CPUID_VENDOR_ENTRY(0x80000022,	X86_VENDOR_AMD, X86_VENDOR_HYGON),		\
 	CPUID_VENDOR_ENTRY(0x80860000,	X86_VENDOR_TRANSMETA),				\
 	CPUID_VENDOR_ENTRY(0x80860001,	X86_VENDOR_TRANSMETA),				\
 	CPUID_VENDOR_ENTRY(0x80860002,	X86_VENDOR_TRANSMETA),				\
-- 
2.53.0