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Mon, 25 Jan 2021 09:00:13 +0000 From: Joakim Zhang 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 Message-Id: <20210125085927.27322-3-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210125085927.27322-1-qiangqing.zhang@nxp.com> References: <20210125085927.27322-1-qiangqing.zhang@nxp.com> Content-Type: text/plain X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: SG2PR01CA0135.apcprd01.prod.exchangelabs.com (2603:1096:4:8f::15) To DB8PR04MB6795.eurprd04.prod.outlook.com (2603:10a6:10:fa::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.71) by SG2PR01CA0135.apcprd01.prod.exchangelabs.com (2603:1096:4:8f::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3784.11 via Frontend Transport; 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Signed-off-by: Joakim Zhang --- .../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