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Message-ID: <tip-57cc732479bac2a3cbd759fb07188657c871d5c1@git.kernel.org>
Date: Wed, 3 Jul 2019 07:38:48 -0700
From: tip-bot for John Garry <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: zhangshaokun@...ilicon.com, tglx@...utronix.de, acme@...hat.com,
will.deacon@....com, alexander.shishkin@...ux.intel.com,
john.garry@...wei.com, mathieu.poirier@...aro.org,
mark.rutland@....com, ben@...adent.org.uk,
kan.liang@...ux.intel.com, mingo@...nel.org,
brueckner@...ux.ibm.com, ak@...ux.intel.com, namhyung@...nel.org,
peterz@...radead.org, hpa@...or.com, jolsa@...nel.org,
linux-kernel@...r.kernel.org, tmricht@...ux.ibm.com
Subject: [tip:perf/core] perf jevents: Add support for Hisi hip08 DDRC PMU
aliasing
Commit-ID: 57cc732479bac2a3cbd759fb07188657c871d5c1
Gitweb: https://git.kernel.org/tip/57cc732479bac2a3cbd759fb07188657c871d5c1
Author: John Garry <john.garry@...wei.com>
AuthorDate: Fri, 28 Jun 2019 22:35:50 +0800
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 2 Jul 2019 16:08:15 -0300
perf jevents: Add support for Hisi hip08 DDRC PMU aliasing
Add support for Hisi hip08 DDRC PMU aliasing. We can now do something like
this:
$perf list
[snip]
uncore ddrc:
uncore_hisi_ddrc.act_cmd
[DDRC active commands. Unit: hisi_sccl,ddrc]
uncore_hisi_ddrc.flux_rcmd
[DDRC read commands. Unit: hisi_sccl,ddrc]
uncore_hisi_ddrc.flux_wcmd
[DDRC write commands. Unit: hisi_sccl,ddrc]
uncore_hisi_ddrc.flux_wr
[DDRC precharge commands. Unit: hisi_sccl,ddrc]
uncore_hisi_ddrc.rnk_chg
[DDRC rank commands. Unit: hisi_sccl,ddrc]
uncore_hisi_ddrc.rw_chg
[DDRC read and write changes. Unit: hisi_sccl,ddrc]
Performance counter stats for 'system wide':
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl1_ddrc0]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl3_ddrc1]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl5_ddrc2]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl7_ddrc3]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl5_ddrc0]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl7_ddrc1]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl1_ddrc3]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl1_ddrc1]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl3_ddrc2]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl5_ddrc3]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl3_ddrc0]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl5_ddrc1]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl7_ddrc2]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl7_ddrc0]
20,421 uncore_hisi_ddrc.flux_rcmd [hisi_sccl1_ddrc2]
0 uncore_hisi_ddrc.flux_rcmd [hisi_sccl3_ddrc3]
1.001559011 seconds time elapsed
The kernel driver is in drivers/perf/hisilicon/hisi_uncore_ddrc_pmu.c
Signed-off-by: John Garry <john.garry@...wei.com>
Acked-by: Jiri Olsa <jolsa@...nel.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Ben Hutchings <ben@...adent.org.uk>
Cc: Hendrik Brueckner <brueckner@...ux.ibm.com>
Cc: Kan Liang <kan.liang@...ux.intel.com>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Mathieu Poirier <mathieu.poirier@...aro.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Shaokun Zhang <zhangshaokun@...ilicon.com>
Cc: Thomas Richter <tmricht@...ux.ibm.com>
Cc: Will Deacon <will.deacon@....com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linuxarm@...wei.com
Link: http://lkml.kernel.org/r/1561732552-143038-3-git-send-email-john.garry@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
.../arch/arm64/hisilicon/hip08/uncore-ddrc.json | 44 ++++++++++++++++++++++
tools/perf/pmu-events/jevents.c | 1 +
2 files changed, 45 insertions(+)
diff --git a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-ddrc.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-ddrc.json
new file mode 100644
index 000000000000..0d1556fcdffe
--- /dev/null
+++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-ddrc.json
@@ -0,0 +1,44 @@
+[
+ {
+ "EventCode": "0x02",
+ "EventName": "uncore_hisi_ddrc.flux_wcmd",
+ "BriefDescription": "DDRC write commands",
+ "PublicDescription": "DDRC write commands",
+ "Unit": "hisi_sccl,ddrc",
+ },
+ {
+ "EventCode": "0x03",
+ "EventName": "uncore_hisi_ddrc.flux_rcmd",
+ "BriefDescription": "DDRC read commands",
+ "PublicDescription": "DDRC read commands",
+ "Unit": "hisi_sccl,ddrc",
+ },
+ {
+ "EventCode": "0x04",
+ "EventName": "uncore_hisi_ddrc.flux_wr",
+ "BriefDescription": "DDRC precharge commands",
+ "PublicDescription": "DDRC precharge commands",
+ "Unit": "hisi_sccl,ddrc",
+ },
+ {
+ "EventCode": "0x05",
+ "EventName": "uncore_hisi_ddrc.act_cmd",
+ "BriefDescription": "DDRC active commands",
+ "PublicDescription": "DDRC active commands",
+ "Unit": "hisi_sccl,ddrc",
+ },
+ {
+ "EventCode": "0x06",
+ "EventName": "uncore_hisi_ddrc.rnk_chg",
+ "BriefDescription": "DDRC rank commands",
+ "PublicDescription": "DDRC rank commands",
+ "Unit": "hisi_sccl,ddrc",
+ },
+ {
+ "EventCode": "0x07",
+ "EventName": "uncore_hisi_ddrc.rw_chg",
+ "BriefDescription": "DDRC read and write changes",
+ "PublicDescription": "DDRC read and write changes",
+ "Unit": "hisi_sccl,ddrc",
+ },
+]
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index a1184ea64cc6..d5997741f1d8 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -236,6 +236,7 @@ static struct map {
{ "CPU-M-CF", "cpum_cf" },
{ "CPU-M-SF", "cpum_sf" },
{ "UPI LL", "uncore_upi" },
+ { "hisi_sccl,ddrc", "hisi_sccl,ddrc" },
{}
};
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