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Commit 34c76197 authored by Len Brown's avatar Len Brown
Browse files

tools/power turbostat: skip unused counters on SKX 



Skip these four counters on SKX, as they are always zero:
cc3, pc3
cc7, pc7

Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 7170a374

tools/power/x86/turbostat/turbostat.c

+18 −0
Original line number Diff line number Diff line
@@ -2584,6 +2584,18 @@ int is_dnv(unsigned int family, unsigned int model) 
	}

	return 0;

}

int is_skx(unsigned int family, unsigned int model)

{



	if (!genuine_intel)

		return 0;



	switch (model) {

	case INTEL_FAM6_SKYLAKE_X:

		return 1;

	}

	return 0;

}



int has_nhm_turbo_ratio_limit(unsigned int family, unsigned int model)

{
@@ -3871,6 +3883,12 @@ void process_cpuid() 
		BIC_NOT_PRESENT(BIC_Pkgpc7);

		use_c1_residency_msr = 1;

	}

	if (is_skx(family, model)) {

		BIC_NOT_PRESENT(BIC_CPU_c3);

		BIC_NOT_PRESENT(BIC_Pkgpc3);

		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);