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Signed-off-by: Ian Rogers --- tools/perf/pmu-events/amd_metrics.py | 30 ++++++++++++++++++++++++++-- 1 file changed, 28 insertions(+), 2 deletions(-) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index 227f9b98c016..4016ecee6464 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -1,9 +1,10 @@ #!/usr/bin/env python3 # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) -from metric import (JsonEncodeMetric, JsonEncodeMetricGroupDescriptions, L= oadEvents, - MetricGroup) +from metric import (d_ratio, has_event, Event, JsonEncodeMetric, JsonEncod= eMetricGroupDescriptions, + LoadEvents, Metric, MetricGroup, Select) import argparse import json +import math import os =20 parser =3D argparse.ArgumentParser(description=3D"AMD perf json generator") @@ -16,6 +17,31 @@ LoadEvents(directory) =20 all_metrics =3D MetricGroup("",[]) =20 +interval_sec =3D Event("duration_time") + +def Rapl() -> MetricGroup: + """Processor socket power consumption estimate. + + Use events from the running average power limit (RAPL) driver. + """ + # Watts =3D joules/second + # Currently only energy-pkg is supported by AMD: + # https://lore.kernel.org/lkml/20220105185659.643355-1-eranian@google.co= m/ + pkg =3D Event("power/energy\-pkg/") + cond_pkg =3D Select(pkg, has_event(pkg), math.nan) + scale =3D 2.3283064365386962890625e-10 + metrics =3D [ + Metric("cpu_power_pkg", "", + d_ratio(cond_pkg * scale, interval_sec), "Watts"), + ] + + return MetricGroup("cpu_power", metrics, + description=3D"Processor socket power consumption est= imates") + +all_metrics =3D MetricGroup("", [ + Rapl(), +]) + if args.metricgroups: print(JsonEncodeMetricGroupDescriptions(all_metrics)) else: --=20 2.44.0.278.ge034bb2e1d-goog