linux-kernel - [PATCH RFC v4 05/13] perf vendor events arm64: Add Architected events smmuv3-pmcg.json

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Date:   Thu, 8 Oct 2020 18:15:13 +0800
From:   John Garry <john.garry@...wei.com>
To:     <acme@...nel.org>, <will@...nel.org>, <mark.rutland@....com>,
        <jolsa@...hat.com>, <irogers@...gle.com>, <leo.yan@...aro.org>,
        <peterz@...radead.org>, <mingo@...hat.com>,
        <alexander.shishkin@...ux.intel.com>, <namhyung@...nel.org>,
        <mathieu.poirier@...aro.org>
CC:     <linuxarm@...wei.com>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <qiangqing.zhang@....com>,
        <zhangshaokun@...ilicon.com>, <james.clark@....com>,
        <linux-imx@....com>, John Garry <john.garry@...wei.com>
Subject: [PATCH RFC v4 05/13] perf vendor events arm64: Add Architected events smmuv3-pmcg.json

Add JSON for Architected events from [0], Section 10.3 .

[0] https://static.docs.arm.com/ihi0070/a/IHI_0070A_SMMUv3.pdf

Signed-off-by: John Garry <john.garry@...wei.com>
---
 .../pmu-events/arch/arm64/smmuv3-pmcg.json    | 58 +++++++++++++++++++
 tools/perf/pmu-events/jevents.c               |  2 +
 2 files changed, 60 insertions(+)
 create mode 100644 tools/perf/pmu-events/arch/arm64/smmuv3-pmcg.json

diff --git a/tools/perf/pmu-events/arch/arm64/smmuv3-pmcg.json b/tools/perf/pmu-events/arch/arm64/smmuv3-pmcg.json
new file mode 100644
index 000000000000..8a59ce48bf06
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/smmuv3-pmcg.json
@@ -0,0 +1,58 @@
+[
+    {
+        "PublicDescription": "Clock cycles",
+        "EventCode": "0x00",
+        "EventName": "smmuv3_pmcg.CYCLES",
+        "BriefDescription": "Clock cycles"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "Transaction",
+        "EventCode": "0x01",
+        "EventName": "smmuv3_pmcg.TRANSACTION",
+        "BriefDescription": "Transaction"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "TLB miss caused by incoming transaction or (ATS or non-ATS) translation request",
+        "EventCode": "0x02",
+        "EventName": "smmuv3_pmcg.TLB_MISS",
+        "BriefDescription": "TLB miss caused by incoming transaction or (ATS or non-ATS) translation request"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "Configuration cache miss caused by transaction or(ATS or non-ATS)translation request",
+        "EventCode": "0x03",
+        "EventName": "smmuv3_pmcg.CONFIG_CACHE_MISS",
+        "BriefDescription": "Configuration cache miss caused by transaction or(ATS or non-ATS)translation request"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "Translation table walk access",
+        "EventCode": "0x04",
+        "EventName": "smmuv3_pmcg.TRANS_TABLE_WALK_ACCESS",
+        "BriefDescription": "Translation table walk access"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "Configuration structure access",
+        "EventCode": "0x05",
+        "EventName": "smmuv3_pmcg.CONFIG_STRUCT_ACCESS",
+        "BriefDescription": "Configuration structure access"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "PCIe ATS Translation Request received",
+        "EventCode": "0x06",
+        "EventName": "smmuv3_pmcg.PCIE_ATS_TRANS_RQ",
+        "BriefDescription": "PCIe ATS Translation Request received"
+        "Unit": "smmuv3_pmcg",
+    },
+    {
+        "PublicDescription": "PCIe ATS Translated Transaction passed through SMMU",
+        "EventCode": "0x07",
+        "EventName": "smmuv3_pmcg.PCIE_ATS_TRANS_PASSED",
+        "BriefDescription": "PCIe ATS Translated Transaction passed through SMMU"
+        "Unit": "smmuv3_pmcg",
+    }
+]
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index a1a4bc543a80..2e581bd9b0a6 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -256,6 +256,8 @@ 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" },
 	{}
 };
-- 
2.26.2