From: Len Brown <len.brown@intel.com>
Date: Fri, 10 Feb 2017 06:56:47 +0000 (-0500)
Subject: tools/power turbostat: skip unused counters on BDX
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ade0ebacdf03591b3dab642e6e92da60c20ebdb3;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

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>
---

diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 67a275882a8d..334c4c29d4b5 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/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);