diff options
| author | Xu Yang <[email protected]> | 2024-09-24 14:12:51 +0800 |
|---|---|---|
| committer | Namhyung Kim <[email protected]> | 2024-10-28 09:37:02 -0700 |
| commit | e3b2949e3fa2fd8c19cd5fbb0424d38f70a70e9c (patch) | |
| tree | 296bcbb79ef5e7a4dfc2a755ebb618230c04f157 | |
| parent | 7449a4d674cc14f8e689cecf7354748706d00f30 (diff) | |
perf vendor events arm64: Add i.MX91 DDR Performance Monitor metrics
Add JSON metrics for i.MX91 DDR Performance Monitor.
Signed-off-by: Xu Yang <[email protected]>
Acked-by: Namhyung Kim <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Namhyung Kim <[email protected]>
| -rw-r--r-- | tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json | 9 | ||||
| -rw-r--r-- | tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json | 26 |
2 files changed, 35 insertions, 0 deletions
diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json new file mode 100644 index 000000000000..74ac12660a29 --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/ddrc.json @@ -0,0 +1,9 @@ +[ + { + "BriefDescription": "ddr cycles event", + "EventCode": "0x00", + "EventName": "imx91_ddr.cycles", + "Unit": "imx9_ddr", + "Compat": "imx91" + } +] diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json new file mode 100644 index 000000000000..f0c5911eb2d0 --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/freescale/imx91/sys/metrics.json @@ -0,0 +1,26 @@ +[ + { + "BriefDescription": "bandwidth usage for lpddr4 evk board", + "MetricName": "imx91_bandwidth_usage.lpddr4", + "MetricExpr": "(((( imx9_ddr0@ddrc_pm_0@ ) * 2 * 8 ) + (( imx9_ddr0@ddrc_pm_3@ + imx9_ddr0@ddrc_pm_5@ + imx9_ddr0@ddrc_pm_7@ + imx9_ddr0@ddrc_pm_9@ - imx9_ddr0@ddrc_pm_2@ - imx9_ddr0@ddrc_pm_4@ - imx9_ddr0@ddrc_pm_6@ - imx9_ddr0@ddrc_pm_8@ ) * 32 )) / duration_time) / (2400 * 1000000 * 2)", + "ScaleUnit": "1e2%", + "Unit": "imx9_ddr", + "Compat": "imx91" + }, + { + "BriefDescription": "bytes all masters read from ddr", + "MetricName": "imx91_ddr_read.all", + "MetricExpr": "( imx9_ddr0@ddrc_pm_0@ ) * 2 * 8", + "ScaleUnit": "9.765625e-4KB", + "Unit": "imx9_ddr", + "Compat": "imx91" + }, + { + "BriefDescription": "bytes all masters write to ddr", + "MetricName": "imx91_ddr_write.all", + "MetricExpr": "( imx9_ddr0@ddrc_pm_3@ + imx9_ddr0@ddrc_pm_5@ + imx9_ddr0@ddrc_pm_7@ + imx9_ddr0@ddrc_pm_9@ - imx9_ddr0@ddrc_pm_2@ - imx9_ddr0@ddrc_pm_4@ - imx9_ddr0@ddrc_pm_6@ - imx9_ddr0@ddrc_pm_8@ ) * 32", + "ScaleUnit": "9.765625e-4KB", + "Unit": "imx9_ddr", + "Compat": "imx91" + } +] |