x86/cpu: Add a X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS() macro

... to match Intel family 6 CPUs with steppings.

Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Mark Gross <mgross@linux.intel.com>
Link: https://lkml.kernel.org/r/20200506071516.25445-3-bp@alien8.de

arch/x86/include/asm/cpu_device_id.h

@@ -160,6 +160,10 @@
 #define X86_MATCH_INTEL_FAM6_MODEL(model, data)				\
 	X86_MATCH_VENDOR_FAM_MODEL(INTEL, 6, INTEL_FAM6_##model, data)
 
+#define X86_MATCH_INTEL_FAM6_MODEL_STEPPINGS(model, steppings, data)	\
+	X86_MATCH_VENDOR_FAM_MODEL_STEPPINGS_FEATURE(INTEL, 6, INTEL_FAM6_##model, \
+						     steppings, X86_FEATURE_ANY, data)
+
 /*
  * Match specific microcode revisions.
  *