[RFC,7/7] perf vendor events arm64: Add hip08 SMMUv3 PMCG IMP DEF events
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Message ID 1579876505-113251-8-git-send-email-john.garry@huawei.com
State New
Headers show
Series
  • perf pmu-events: Support event aliasing for system PMUs
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Commit Message

John Garry Jan. 24, 2020, 2:35 p.m. UTC
Add the SMMUv3 PMCG (Performance Monitor Event Group) 
implementation defined events for hip08 platform.

Only a single event is added, but this is just an example for now.

Signed-off-by: John Garry <john.garry@huawei.com>
---
 .../arch/arm64/hisilicon/hip08/sys/smmu-v3-pmcg.json     | 9 +++++++++
 tools/perf/pmu-events/jevents.c                          | 2 ++
 2 files changed, 11 insertions(+)
 create mode 100644 tools/perf/pmu-events/arch/arm64/hisilicon/hip08/sys/smmu-v3-pmcg.json

Patch
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diff --git a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/sys/smmu-v3-pmcg.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/sys/smmu-v3-pmcg.json
new file mode 100644
index 000000000000..ff2414a5ebc4
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/sys/smmu-v3-pmcg.json
@@ -0,0 +1,9 @@ 
+[
+   {
+	    "EventCode": "0x8a",
+	    "EventName": "smmuv3_pmcg.l1_tlb",
+	    "BriefDescription": "SMMUv3 PMCG l1_tlb",
+	    "PublicDescription": "SMMUv3 PMCG l1_tlb",
+	    "Unit": "smmuv3_pmcg"
+   },
+]
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index da6430c0d184..01541825a6c7 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -239,6 +239,8 @@  static struct map {
 	{ "hisi_sccl,ddrc", "hisi_sccl,ddrc" },
 	{ "hisi_sccl,hha", "hisi_sccl,hha" },
 	{ "hisi_sccl,l3c", "hisi_sccl,l3c" },
+	/* it's not realistic to keep adding these, we need something more scalable ... */
+	{ "smmuv3_pmcg", "smmuv3_pmcg" },
 	{ "L3PMC", "amd_l3" },
 	{}
 };