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tools/power turbostat: skip unused counters on BDX

Skip these two counters on BDX, as they are always zero:
cc7, pc7

Signed-off-by: Len Brown <len.brown@intel.com>
Len Brown 8 years ago
parent
commit
ade0ebacdf
1 changed files with 17 additions and 0 deletions
  1. 17 0
      tools/power/x86/turbostat/turbostat.c

+ 17 - 0
tools/power/x86/turbostat/turbostat.c

@@ -2612,6 +2612,19 @@ int is_dnv(unsigned int family, unsigned int model)
 	}
 	return 0;
 }
+int is_bdx(unsigned int family, unsigned int model)
+{
+
+	if (!genuine_intel)
+		return 0;
+
+	switch (model) {
+	case INTEL_FAM6_BROADWELL_X:
+	case INTEL_FAM6_BROADWELL_XEON_D:
+		return 1;
+	}
+	return 0;
+}
 int is_skx(unsigned int family, unsigned int model)
 {
 
@@ -3933,6 +3946,10 @@ void process_cpuid()
 		BIC_NOT_PRESENT(BIC_CPU_c7);
 		BIC_NOT_PRESENT(BIC_Pkgpc7);
 	}
+	if (is_bdx(family, model)) {
+		BIC_NOT_PRESENT(BIC_CPU_c7);
+		BIC_NOT_PRESENT(BIC_Pkgpc7);
+	}
 	if (has_hsw_msrs(family, model)) {
 		BIC_PRESENT(BIC_Pkgpc8);
 		BIC_PRESENT(BIC_Pkgpc9);