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| author | Zhang Rui <rui.zhang@intel.com> | 2023-08-31 15:49:10 +0800 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2023-09-27 22:14:20 +0800 |
| commit | ed43247b15a4fb4df01c3408fcab6e206f93ab87 (patch) | |
| tree | e12e2c130916070f96e1f3d3692449bb0b3a864a /tools/power | |
| parent | 58ddb691d8d8a281535406766da4e23e0f011126 (diff) | |
| download | linux-ed43247b15a4fb4df01c3408fcab6e206f93ab87.tar.gz linux-ed43247b15a4fb4df01c3408fcab6e206f93ab87.tar.bz2 linux-ed43247b15a4fb4df01c3408fcab6e206f93ab87.zip | |
tools/power/turbostat: Abstract aperf/mperf multiplier support
Abstract aperf/mperf multiplier support.
Delete is_knl() CPU model check.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/x86/turbostat/turbostat.c | 26 |
1 files changed, 3 insertions, 23 deletions
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index 613b284f2f09..65a507d82fc4 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -296,6 +296,7 @@ struct platform_features { int rapl_quirk_tdp; /* Hardcoded TDP value when cannot be retrieved from hardware */ int tcc_offset_bits; /* TCC Offset bits in MSR_IA32_TEMPERATURE_TARGET */ bool enable_tsc_tweak; /* Use CPU Base freq instead of TSC freq for aperf/mperf counter */ + bool need_perf_multiplier; /* mperf/aperf multiplier */ }; struct platform_data { @@ -758,6 +759,7 @@ static const struct platform_features knl_features = { .trl_msrs = TRL_KNL, .rapl_msrs = RAPL_PKG_ALL | RAPL_DRAM_ALL, .has_fixed_rapl_unit = 1, + .need_perf_multiplier = 1, }; static const struct platform_features default_features = { @@ -5107,28 +5109,6 @@ int print_rapl(struct thread_data *t, struct core_data *c, struct pkg_data *p) return 0; } -int is_knl(unsigned int family, unsigned int model) -{ - if (!genuine_intel) - return 0; - - if (family != 6) - return 0; - - switch (model) { - case INTEL_FAM6_XEON_PHI_KNL: /* KNL */ - return 1; - } - return 0; -} - -unsigned int get_aperf_mperf_multiplier(unsigned int family, unsigned int model) -{ - if (is_knl(family, model)) - return 1024; - return 1; -} - int get_cpu_type(struct thread_data *t, struct core_data *c, struct pkg_data *p) { unsigned int eax, ebx, ecx, edx; @@ -5630,7 +5610,7 @@ void process_cpuid() } if (has_aperf) - aperf_mperf_multiplier = get_aperf_mperf_multiplier(family, model); + aperf_mperf_multiplier = platform->need_perf_multiplier ? 1024 : 1; BIC_PRESENT(BIC_IRQ); BIC_PRESENT(BIC_TSC_MHz); |