linux-kernel - [PATCH v2 3/3] perf vendor events intel: Add tigerlake two metrics

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Date:   Tue, 26 Sep 2023 13:59:48 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        Perry Taylor <perry.taylor@...el.com>,
        Caleb Biggers <caleb.biggers@...el.com>
Subject: [PATCH v2 3/3] perf vendor events intel: Add tigerlake two metrics

Add tma_info_system_socket_clks and uncore_freq metrics.

The associated converter script fix is in:
https://github.com/intel/perfmon/pull/112

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 .../pmu-events/arch/x86/tigerlake/tgl-metrics.json   | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/perf/pmu-events/arch/x86/tigerlake/tgl-metrics.json b/tools/perf/pmu-events/arch/x86/tigerlake/tgl-metrics.json
index fab084e1bc69..820d85c2933b 100644
--- a/tools/perf/pmu-events/arch/x86/tigerlake/tgl-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/tigerlake/tgl-metrics.json
@@ -62,6 +62,12 @@
         "MetricName": "C9_Pkg_Residency",
         "ScaleUnit": "100%"
     },
+    {
+        "BriefDescription": "Uncore frequency per die [GHZ]",
+        "MetricExpr": "tma_info_system_socket_clks / #num_dies / duration_time / 1e9",
+        "MetricGroup": "SoC",
+        "MetricName": "UNCORE_FREQ"
+    },
     {
         "BriefDescription": "Percentage of cycles spent in System Management Interrupts.",
         "MetricExpr": "((msr@...rf@ - cycles) / msr@...rf@ if msr@smi@ > 0 else 0)",
@@ -1026,6 +1032,12 @@
         "MetricGroup": "SMT",
         "MetricName": "tma_info_system_smt_2t_utilization"
     },
+    {
+        "BriefDescription": "Socket actual clocks when any core is active on that socket",
+        "MetricExpr": "UNC_CLOCK.SOCKET",
+        "MetricGroup": "SoC",
+        "MetricName": "tma_info_system_socket_clks"
+    },
     {
         "BriefDescription": "Average Frequency Utilization relative nominal frequency",
         "MetricExpr": "tma_info_thread_clks / CPU_CLK_UNHALTED.REF_TSC",
-- 
2.42.0.515.g380fc7ccd1-goog