From: Joakim Zhang <qiangqing.zhang@nxp.com>
To: john.garry@huawei.com, acme@kernel.org, jolsa@redhat.com
Cc: will@kernel.org, linux-perf-users@vger.kernel.org,
linux-imx@nxp.com, mark.rutland@arm.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2 2/4] perf vendor events: Add JSON metrics for imx8mn DDR Perf
Date: Mon, 25 Jan 2021 16:59:25 +0800 [thread overview]
Message-ID: <20210125085927.27322-3-qiangqing.zhang@nxp.com> (raw)
In-Reply-To: <20210125085927.27322-1-qiangqing.zhang@nxp.com>
Add JSON metrics for imx8mn DDR Perf.
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
---
.../arch/arm64/freescale/imx8mn/sys/ddrc.json | 37 +++++++++++++++++++
.../arm64/freescale/imx8mn/sys/metrics.json | 18 +++++++++
2 files changed, 55 insertions(+)
create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/ddrc.json
create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json
diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/ddrc.json b/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/ddrc.json
new file mode 100644
index 000000000000..8352e73d6d35
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/ddrc.json
@@ -0,0 +1,37 @@
+[
+ {
+ "BriefDescription": "ddr cycles event",
+ "EventCode": "0x00",
+ "EventName": "imx8mn_ddr.cycles",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ },
+ {
+ "BriefDescription": "ddr read-cycles event",
+ "EventCode": "0x2a",
+ "EventName": "imx8mn_ddr.read_cycles",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ },
+ {
+ "BriefDescription": "ddr write-cycles event",
+ "EventCode": "0x2b",
+ "EventName": "imx8mn_ddr.write_cycles",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ },
+ {
+ "BriefDescription": "ddr read event",
+ "EventCode": "0x35",
+ "EventName": "imx8mn_ddr.read",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ },
+ {
+ "BriefDescription": "ddr write event",
+ "EventCode": "0x38",
+ "EventName": "imx8mn_ddr.write",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ }
+]
diff --git a/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json
new file mode 100644
index 000000000000..2bbba4d8ea5b
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json
@@ -0,0 +1,18 @@
+[
+ {
+ "BriefDescription": "bytes all masters read from ddr based on read-cycles event",
+ "MetricName": "imx8mn_ddr_read.all",
+ "MetricExpr": "imx8mn_ddr.read_cycles * 4 * 2",
+ "ScaleUnit": "9.765625e-4KB",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ },
+ {
+ "BriefDescription": "bytes all masters write to ddr based on write-cycles event",
+ "MetricName": "imx8mn_ddr_write.all",
+ "MetricExpr": "imx8mn_ddr.write_cycles * 4 * 2",
+ "ScaleUnit": "9.765625e-4KB",
+ "Unit": "imx8_ddr",
+ "Compat": "i.MX8MN"
+ }
+]
--
2.17.1
next prev parent reply other threads:[~2021-01-26 6:05 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-25 8:59 [PATCH V2 0/4] tools: perf: Add JSON metrics for i.MX8M platforms Joakim Zhang
2021-01-25 8:59 ` [PATCH V2 1/4] perf vendor events: Fix indentation of brackets in imx8mm metrics Joakim Zhang
2021-01-25 8:59 ` Joakim Zhang [this message]
2021-01-25 8:59 ` [PATCH V2 3/4] perf vendor events: Add JSON metrics for imx8mq DDR Perf Joakim Zhang
2021-01-25 8:59 ` [PATCH V2 4/4] perf vendor events: Add JSON metrics for imx8mp " Joakim Zhang
2021-01-25 13:45 ` John Garry
2021-01-26 10:19 ` Joakim Zhang
2021-01-26 11:39 ` John Garry
2021-01-27 9:12 ` [PATCH V2 0/4] tools: perf: Add JSON metrics for i.MX8M platforms John Garry
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