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-rw-r--r--arch/x86/include/asm/cpu_device_id.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cpu_device_id.h b/arch/x86/include/asm/cpu_device_id.h
index 31c379c1da41..0c814cd9ea42 100644
--- a/arch/x86/include/asm/cpu_device_id.h
+++ b/arch/x86/include/asm/cpu_device_id.h
@@ -9,6 +9,36 @@
#include <linux/mod_devicetable.h>
+#define X86_CENTAUR_FAM6_C7_D 0xd
+#define X86_CENTAUR_FAM6_NANO 0xf
+
+#define X86_STEPPINGS(mins, maxs) GENMASK(maxs, mins)
+
+/**
+ * X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE - Base macro for CPU matching
+ * @_vendor: The vendor name, e.g. INTEL, AMD, HYGON, ..., ANY
+ * The name is expanded to X86_VENDOR_@_vendor
+ * @_family: The family number or X86_FAMILY_ANY
+ * @_model: The model number, model constant or X86_MODEL_ANY
+ * @_steppings: Bitmask for steppings, stepping constant or X86_STEPPING_ANY
+ * @_feature: A X86_FEATURE bit or X86_FEATURE_ANY
+ * @_data: Driver specific data or NULL. The internal storage
+ * format is unsigned long. The supplied value, pointer
+ * etc. is casted to unsigned long internally.
+ *
+ * Backport version to keep the SRBDS pile consistant. No shorter variants
+ * required for this.
+ */
+#define X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE(_vendor, _family, _model, \
+ _steppings, _feature, _data) { \
+ .vendor = X86_VENDOR_##_vendor, \
+ .family = _family, \
+ .model = _model, \
+ .steppings = _steppings, \
+ .feature = _feature, \
+ .driver_data = (unsigned long) _data \
+}
+
/*
* Match specific microcode revisions.
*