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Date: Tue, 28 Sep 2021 11:04:11 -0700
From: Ian Rogers <irogers@...gle.com>
To: John Garry <john.garry@...wei.com>
Cc: will@...nel.org, mathieu.poirier@...aro.org, leo.yan@...aro.org,
peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
mark.rutland@....com, alexander.shishkin@...ux.intel.com,
jolsa@...hat.com, namhyung@...nel.org,
linux-arm-kernel@...ts.infradead.org,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
linuxarm@...wei.com, zhangshaokun@...ilicon.com,
liuqi115@...wei.com
Subject: Re: [PATCH 5/5] perf vendor events arm64: Revise hip08 uncore events
On Thu, Sep 16, 2021 at 5:39 AM John Garry <john.garry@...wei.com> wrote:
>
> To improve alias matching, remove the PMU name prefix from the EventName.
> This will mean that the pmu code will merge aliases, such that we no
> longer get a huge list of per-PMU events - see perf_pmu_merge_alias().
>
> Also make the following associated changes:
> - Use "ConfigCode" rather than "EventCode", so the pmu code is not so
> disagreeable about inconsistent event codes
> - Add undocumented HHA event codes to allow alias merging (for those
> events)
>
> Signed-off-by: John Garry <john.garry@...wei.com>
Acked-by: Ian Rogers <irogers@...gle.com>
Thanks,
Ian
> ---
> .../arm64/hisilicon/hip08/uncore-ddrc.json | 32 ++---
> .../arm64/hisilicon/hip08/uncore-hha.json | 120 +++++++++++++++---
> .../arm64/hisilicon/hip08/uncore-l3c.json | 52 ++++----
> 3 files changed, 142 insertions(+), 62 deletions(-)
>
> 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
> index 61514d38601b..2b3cb55df288 100644
> --- a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-ddrc.json
> +++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-ddrc.json
> @@ -1,56 +1,56 @@
> [
> {
> - "EventCode": "0x00",
> - "EventName": "uncore_hisi_ddrc.flux_wr",
> + "ConfigCode": "0x00",
> + "EventName": "flux_wr",
> "BriefDescription": "DDRC total write operations",
> "PublicDescription": "DDRC total write operations",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x01",
> - "EventName": "uncore_hisi_ddrc.flux_rd",
> + "ConfigCode": "0x01",
> + "EventName": "flux_rd",
> "BriefDescription": "DDRC total read operations",
> "PublicDescription": "DDRC total read operations",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x02",
> - "EventName": "uncore_hisi_ddrc.flux_wcmd",
> + "ConfigCode": "0x02",
> + "EventName": "flux_wcmd",
> "BriefDescription": "DDRC write commands",
> "PublicDescription": "DDRC write commands",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x03",
> - "EventName": "uncore_hisi_ddrc.flux_rcmd",
> + "ConfigCode": "0x03",
> + "EventName": "flux_rcmd",
> "BriefDescription": "DDRC read commands",
> "PublicDescription": "DDRC read commands",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x04",
> - "EventName": "uncore_hisi_ddrc.pre_cmd",
> + "ConfigCode": "0x04",
> + "EventName": "pre_cmd",
> "BriefDescription": "DDRC precharge commands",
> "PublicDescription": "DDRC precharge commands",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x05",
> - "EventName": "uncore_hisi_ddrc.act_cmd",
> + "ConfigCode": "0x05",
> + "EventName": "act_cmd",
> "BriefDescription": "DDRC active commands",
> "PublicDescription": "DDRC active commands",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x06",
> - "EventName": "uncore_hisi_ddrc.rnk_chg",
> + "ConfigCode": "0x06",
> + "EventName": "rnk_chg",
> "BriefDescription": "DDRC rank commands",
> "PublicDescription": "DDRC rank commands",
> "Unit": "hisi_sccl,ddrc"
> },
> {
> - "EventCode": "0x07",
> - "EventName": "uncore_hisi_ddrc.rw_chg",
> + "ConfigCode": "0x07",
> + "EventName": "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/arch/arm64/hisilicon/hip08/uncore-hha.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-hha.json
> index ada86782933f..9a7ec7af2060 100644
> --- a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-hha.json
> +++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-hha.json
> @@ -1,72 +1,152 @@
> [
> {
> - "EventCode": "0x00",
> - "EventName": "uncore_hisi_hha.rx_ops_num",
> + "ConfigCode": "0x00",
> + "EventName": "rx_ops_num",
> "BriefDescription": "The number of all operations received by the HHA",
> "PublicDescription": "The number of all operations received by the HHA",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x01",
> - "EventName": "uncore_hisi_hha.rx_outer",
> + "ConfigCode": "0x01",
> + "EventName": "rx_outer",
> "BriefDescription": "The number of all operations received by the HHA from another socket",
> "PublicDescription": "The number of all operations received by the HHA from another socket",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x02",
> - "EventName": "uncore_hisi_hha.rx_sccl",
> + "ConfigCode": "0x02",
> + "EventName": "rx_sccl",
> "BriefDescription": "The number of all operations received by the HHA from another SCCL in this socket",
> "PublicDescription": "The number of all operations received by the HHA from another SCCL in this socket",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x03",
> - "EventName": "uncore_hisi_hha.rx_ccix",
> + "ConfigCode": "0x03",
> + "EventName": "rx_ccix",
> "BriefDescription": "Count of the number of operations that HHA has received from CCIX",
> "PublicDescription": "Count of the number of operations that HHA has received from CCIX",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x1c",
> - "EventName": "uncore_hisi_hha.rd_ddr_64b",
> + "ConfigCode": "0x4",
> + "EventName": "rx_wbi",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x5",
> + "EventName": "rx_wbip",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x11",
> + "EventName": "rx_wtistash",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x1c",
> + "EventName": "rd_ddr_64b",
> "BriefDescription": "The number of read operations sent by HHA to DDRC which size is 64 bytes",
> "PublicDescription": "The number of read operations sent by HHA to DDRC which size is 64bytes",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x1d",
> - "EventName": "uncore_hisi_hha.wr_ddr_64b",
> + "ConfigCode": "0x1d",
> + "EventName": "wr_ddr_64b",
> "BriefDescription": "The number of write operations sent by HHA to DDRC which size is 64 bytes",
> "PublicDescription": "The number of write operations sent by HHA to DDRC which size is 64 bytes",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x1e",
> - "EventName": "uncore_hisi_hha.rd_ddr_128b",
> + "ConfigCode": "0x1e",
> + "EventName": "rd_ddr_128b",
> "BriefDescription": "The number of read operations sent by HHA to DDRC which size is 128 bytes",
> "PublicDescription": "The number of read operations sent by HHA to DDRC which size is 128 bytes",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x1f",
> - "EventName": "uncore_hisi_hha.wr_ddr_128b",
> + "ConfigCode": "0x1f",
> + "EventName": "wr_ddr_128b",
> "BriefDescription": "The number of write operations sent by HHA to DDRC which size is 128 bytes",
> "PublicDescription": "The number of write operations sent by HHA to DDRC which size is 128 bytes",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x20",
> - "EventName": "uncore_hisi_hha.spill_num",
> + "ConfigCode": "0x20",
> + "EventName": "spill_num",
> "BriefDescription": "Count of the number of spill operations that the HHA has sent",
> "PublicDescription": "Count of the number of spill operations that the HHA has sent",
> "Unit": "hisi_sccl,hha"
> },
> {
> - "EventCode": "0x21",
> - "EventName": "uncore_hisi_hha.spill_success",
> + "ConfigCode": "0x21",
> + "EventName": "spill_success",
> "BriefDescription": "Count of the number of successful spill operations that the HHA has sent",
> "PublicDescription": "Count of the number of successful spill operations that the HHA has sent",
> "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x23",
> + "EventName": "bi_num",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x32",
> + "EventName": "mediated_num",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x33",
> + "EventName": "tx_snp_num",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x34",
> + "EventName": "tx_snp_outer",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x35",
> + "EventName": "tx_snp_ccix",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x38",
> + "EventName": "rx_snprspdata",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x3c",
> + "EventName": "rx_snprsp_outer",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x40",
> + "EventName": "sdir-lookup",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x41",
> + "EventName": "edir-lookup",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x42",
> + "EventName": "sdir-hit",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x43",
> + "EventName": "edir-hit",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x4c",
> + "EventName": "sdir-home-migrate",
> + "Unit": "hisi_sccl,hha"
> + },
> + {
> + "ConfigCode": "0x4d",
> + "EventName": "edir-home-migrate",
> + "Unit": "hisi_sccl,hha"
> }
> ]
> diff --git a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-l3c.json b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-l3c.json
> index 67ab19e8cf3a..e3479b65be9a 100644
> --- a/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-l3c.json
> +++ b/tools/perf/pmu-events/arch/arm64/hisilicon/hip08/uncore-l3c.json
> @@ -1,91 +1,91 @@
> [
> {
> - "EventCode": "0x00",
> - "EventName": "uncore_hisi_l3c.rd_cpipe",
> + "ConfigCode": "0x00",
> + "EventName": "rd_cpipe",
> "BriefDescription": "Total read accesses",
> "PublicDescription": "Total read accesses",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x01",
> - "EventName": "uncore_hisi_l3c.wr_cpipe",
> + "ConfigCode": "0x01",
> + "EventName": "wr_cpipe",
> "BriefDescription": "Total write accesses",
> "PublicDescription": "Total write accesses",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x02",
> - "EventName": "uncore_hisi_l3c.rd_hit_cpipe",
> + "ConfigCode": "0x02",
> + "EventName": "rd_hit_cpipe",
> "BriefDescription": "Total read hits",
> "PublicDescription": "Total read hits",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x03",
> - "EventName": "uncore_hisi_l3c.wr_hit_cpipe",
> + "ConfigCode": "0x03",
> + "EventName": "wr_hit_cpipe",
> "BriefDescription": "Total write hits",
> "PublicDescription": "Total write hits",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x04",
> - "EventName": "uncore_hisi_l3c.victim_num",
> + "ConfigCode": "0x04",
> + "EventName": "victim_num",
> "BriefDescription": "l3c precharge commands",
> "PublicDescription": "l3c precharge commands",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x20",
> - "EventName": "uncore_hisi_l3c.rd_spipe",
> + "ConfigCode": "0x20",
> + "EventName": "rd_spipe",
> "BriefDescription": "Count of the number of read lines that come from this cluster of CPU core in spipe",
> "PublicDescription": "Count of the number of read lines that come from this cluster of CPU core in spipe",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x21",
> - "EventName": "uncore_hisi_l3c.wr_spipe",
> + "ConfigCode": "0x21",
> + "EventName": "wr_spipe",
> "BriefDescription": "Count of the number of write lines that come from this cluster of CPU core in spipe",
> "PublicDescription": "Count of the number of write lines that come from this cluster of CPU core in spipe",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x22",
> - "EventName": "uncore_hisi_l3c.rd_hit_spipe",
> + "ConfigCode": "0x22",
> + "EventName": "rd_hit_spipe",
> "BriefDescription": "Count of the number of read lines that hits in spipe of this L3C",
> "PublicDescription": "Count of the number of read lines that hits in spipe of this L3C",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x23",
> - "EventName": "uncore_hisi_l3c.wr_hit_spipe",
> + "ConfigCode": "0x23",
> + "EventName": "wr_hit_spipe",
> "BriefDescription": "Count of the number of write lines that hits in spipe of this L3C",
> "PublicDescription": "Count of the number of write lines that hits in spipe of this L3C",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x29",
> - "EventName": "uncore_hisi_l3c.back_invalid",
> + "ConfigCode": "0x29",
> + "EventName": "back_invalid",
> "BriefDescription": "Count of the number of L3C back invalid operations",
> "PublicDescription": "Count of the number of L3C back invalid operations",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x40",
> - "EventName": "uncore_hisi_l3c.retry_cpu",
> + "ConfigCode": "0x40",
> + "EventName": "retry_cpu",
> "BriefDescription": "Count of the number of retry that L3C suppresses the CPU operations",
> "PublicDescription": "Count of the number of retry that L3C suppresses the CPU operations",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x41",
> - "EventName": "uncore_hisi_l3c.retry_ring",
> + "ConfigCode": "0x41",
> + "EventName": "retry_ring",
> "BriefDescription": "Count of the number of retry that L3C suppresses the ring operations",
> "PublicDescription": "Count of the number of retry that L3C suppresses the ring operations",
> "Unit": "hisi_sccl,l3c"
> },
> {
> - "EventCode": "0x42",
> - "EventName": "uncore_hisi_l3c.prefetch_drop",
> + "ConfigCode": "0x42",
> + "EventName": "prefetch_drop",
> "BriefDescription": "Count of the number of prefetch drops from this L3C",
> "PublicDescription": "Count of the number of prefetch drops from this L3C",
> "Unit": "hisi_sccl,l3c"
> --
> 2.26.2
>
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