[PATCH v2 5/5] perf vendor events: Add JSON metrics for Yitian 710 DDR

[Jing Zhang]

Add JSON metrics for T-HEAD Yitian 710 SoC DDR.

Signed-off-by: Jing Zhang <renyu.zj@xxxxxxxxxxxxxxxxx>
---
 .../arch/arm64/freescale/yitian710/sys/metrics.json  | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json

diff --git a/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json
new file mode 100644
index 0000000..1a92477
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/freescale/yitian710/sys/metrics.json
@@ -0,0 +1,20 @@
+[
+	{
+		"MetricName": "ddr_read_bandwidth.all",
+		"BriefDescription": "The ddr read bandwidth(MB/s).",
+		"MetricGroup": "ddr",
+		"MetricExpr": "hif_rd * 64 / 1e6 / duration_time",
+		"ScaleUnit": "1MB/s",
+		"Unit": "ali_drw",
+		"Compat": "ali_drw_pmu"
+	},
+	{
+		"MetricName": "ddr_write_bandwidth.all",
+		"BriefDescription": "The ddr write bandwidth(MB/s).",
+		"MetricGroup": "ddr",
+		"MetricExpr": "(hif_wr + hif_rmw) * 64 / 1e6 / duration_time",
+		"ScaleUnit": "1MB/s",
+		"Unit": "ali_drw",
+		"Compat": "ali_drw_pmu"
+	}
+]
-- 
1.8.3.1