linux-kernel - [PATCH v1] perf vendor events: Add skx, clx, icx and spr upi bandwidth metric

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Date:   Thu,  9 Nov 2023 15:27:32 -0800
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>,
        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>
Cc:     Ian Rogers <irogers@...gle.com>
Subject: [PATCH v1] perf vendor events: Add skx, clx, icx and spr upi
 bandwidth metric

Add upi_data_receive_bw metric for skylakex, cascadelakex, icelakex
and sapphirerapids. The metric was added to perfmon metrics in:
https://github.com/intel/perfmon/pull/119

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 .../perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json  | 6 ++++++
 tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json    | 6 ++++++
 .../pmu-events/arch/x86/sapphirerapids/spr-metrics.json     | 6 ++++++
 tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json    | 6 ++++++
 4 files changed, 24 insertions(+)

diff --git a/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json b/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
index 84c132af3dfa..8bc6c0707856 100644
--- a/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/cascadelakex/clx-metrics.json
@@ -1862,6 +1862,12 @@
         "MetricName": "uncore_frequency",
         "ScaleUnit": "1GHz"
     },
+    {
+        "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data receive bandwidth (MB/sec)",
+        "MetricExpr": "UNC_UPI_RxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
+        "MetricName": "upi_data_receive_bw",
+        "ScaleUnit": "1MB/s"
+    },
     {
         "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data transmit bandwidth (MB/sec)",
         "MetricExpr": "UNC_UPI_TxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
diff --git a/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json b/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
index e98602c66707..71d78a7841ea 100644
--- a/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/icelakex/icx-metrics.json
@@ -1846,6 +1846,12 @@
         "MetricName": "uncore_frequency",
         "ScaleUnit": "1GHz"
     },
+    {
+        "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data receive bandwidth (MB/sec)",
+        "MetricExpr": "UNC_UPI_RxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
+        "MetricName": "upi_data_receive_bw",
+        "ScaleUnit": "1MB/s"
+    },
     {
         "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data transmit bandwidth (MB/sec)",
         "MetricExpr": "UNC_UPI_TxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
diff --git a/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json b/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
index 06c6d67cb76b..e31a4aac9f20 100644
--- a/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/sapphirerapids/spr-metrics.json
@@ -1964,6 +1964,12 @@
         "MetricName": "uncore_frequency",
         "ScaleUnit": "1GHz"
     },
+    {
+        "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data receive bandwidth (MB/sec)",
+        "MetricExpr": "UNC_UPI_RxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
+        "MetricName": "upi_data_receive_bw",
+        "ScaleUnit": "1MB/s"
+    },
     {
         "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data transmit bandwidth (MB/sec)",
         "MetricExpr": "UNC_UPI_TxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
diff --git a/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json b/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
index 4a8f8eeb7525..ec3aa5ef00a3 100644
--- a/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
+++ b/tools/perf/pmu-events/arch/x86/skylakex/skx-metrics.json
@@ -1806,6 +1806,12 @@
         "MetricName": "uncore_frequency",
         "ScaleUnit": "1GHz"
     },
+    {
+        "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data receive bandwidth (MB/sec)",
+        "MetricExpr": "UNC_UPI_RxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
+        "MetricName": "upi_data_receive_bw",
+        "ScaleUnit": "1MB/s"
+    },
     {
         "BriefDescription": "Intel(R) Ultra Path Interconnect (UPI) data transmit bandwidth (MB/sec)",
         "MetricExpr": "UNC_UPI_TxL_FLITS.ALL_DATA * 7.111111111111111 / 1e6 / duration_time",
-- 
2.43.0.rc0.421.g78406f8d94-goog