Commit e15a5365 authored by Joakim Zhang's avatar Joakim Zhang Committed by Arnaldo Carvalho de Melo
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perf vendor events: Add JSON metrics for imx8mm DDR Perf 



Add JSON metrics for imx8mm DDR Perf.

Signed-off-by: default avatarJoakim Zhang <qiangqing.zhang@nxp.com>
Acked-by: default avatarKajol Jain <kjain@linux.ibm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Kim Phillips <kim.phillips@amd.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Shaokun Zhang <zhangshaokun@hisilicon.com>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linuxarm@huawei.com
Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Link: http://lore.kernel.org/lkml/1607080216-36968-11-git-send-email-john.garry@huawei.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent be335ec2

tools/perf/pmu-events/arch/arm64/freescale/imx8mm/sys/ddrc.json

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+39 −0
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[

   {

           "BriefDescription": "ddr cycles event",

           "EventCode": "0x00",

           "EventName": "imx8mm_ddr.cycles",

           "Unit": "imx8_ddr",

           "Compat": "i.MX8MM"

   },

   {

           "BriefDescription": "ddr read-cycles event",

           "EventCode": "0x2a",

           "EventName": "imx8mm_ddr.read_cycles",

           "Unit": "imx8_ddr",

           "Compat": "i.MX8MM"

   },

   {

           "BriefDescription": "ddr write-cycles event",

           "EventCode": "0x2b",

           "EventName": "imx8mm_ddr.write_cycles",

           "Unit": "imx8_ddr",

           "Compat": "i.MX8MM"

   },

   {

           "BriefDescription": "ddr read event",

           "EventCode": "0x35",

           "EventName": "imx8mm_ddr.read",

           "Unit": "imx8_ddr",

           "Compat": "i.MX8MM"

   },

   {

           "BriefDescription": "ddr write event",

           "EventCode": "0x38",

           "EventName": "imx8mm_ddr.write",

           "Unit": "imx8_ddr",

           "Compat": "i.MX8MM"

   }

]

tools/perf/pmu-events/arch/arm64/freescale/imx8mm/sys/metrics.json

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+18 −0
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[

   {

	    "BriefDescription": "bytes all masters read from ddr based on read-cycles event",

	    "MetricName": "imx8mm_ddr_read.all",

	    "MetricExpr": "imx8mm_ddr.read_cycles * 4 * 4",

	    "ScaleUnit": "9.765625e-4KB",

	    "Unit": "imx8_ddr",

	    "Compat": "i.MX8MM"

    },

   {

	    "BriefDescription": "bytes all masters write to ddr based on write-cycles event",

	    "MetricName": "imx8mm_ddr_write.all",

	    "MetricExpr": "imx8mm_ddr.write_cycles * 4 * 4",

	    "ScaleUnit": "9.765625e-4KB",

	    "Unit": "imx8_ddr",

	    "Compat": "i.MX8MM"

    }

]

tools/perf/pmu-events/jevents.c

+2 −0
Original line number Diff line number Diff line
@@ -281,6 +281,8 @@ 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 ... */

	{ "imx8_ddr", "imx8_ddr" },

	{ "L3PMC", "amd_l3" },

	{ "DFPMC", "amd_df" },

	{}