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Message-ID: <CAFpQJXUgCwe9GevOJ-H=zK-BUaE4Sy9u956_yfSFbxgYB7fMnQ@mail.gmail.com>
Date:   Fri, 23 Jun 2017 22:43:43 +0530
From:   Ganapatrao Kulkarni <gpkulkarni@...il.com>
To:     Zhangshaokun <zhangshaokun@...ilicon.com>,
        Mark Rutland <mark.rutland@....com>,
        Will Deacon <Will.Deacon@....com>
Cc:     Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        alexander.shishkin@...ux.intel.com,
        Catalin Marinas <catalin.marinas@....com>, acme@...nel.org,
        peterz@...radead.org, Ingo Molnar <mingo@...hat.com>,
        Jayachandran C <jnair@...iumnetworks.com>
Subject: Re: [PATCH v3 0/4] Add support for ThunderX2 pmu events using json files

Hi Mark/Will,

any comments on this series?
this patch is required to use implementation defined perf events,
which are more refined events on ThunderX2.


On Mon, Jun 12, 2017 at 3:51 PM, Ganapatrao Kulkarni
<gpkulkarni@...il.com> wrote:
> Hi Shaokun,
>
> On Mon, Jun 12, 2017 at 3:19 PM, Zhangshaokun
> <zhangshaokun@...ilicon.com> wrote:
>> Hi Ganapat
>>
>> This patchset has been tested on Hisilicon's hip08 board for implementation defined PMU events:
>> (1)perf list command is ok;
>> (2)perf stat command -e event_name:
>> When event number is less than 0x3ff, it is ok;
>> if event number is more than 0x3ff, it should be added this patch:
>> https://www.spinics.net/lists/arm-kernel/msg583222.html
>
> thanks for testing!
>
>>
>> Thanks.
>> Shaokun
>>
>> On 2017/5/16 16:33, Ganapatrao Kulkarni wrote:
>>> Extending json/jevent framework for parsing arm64 event files.
>>> Adding jevents for ThunderX2 implementation defined PMU events.
>>>
>>> v3:
>>>    - Addressed comments from Will Deacon and Jayachandran C.
>>>    - Rebased to 4.12-rc1
>>>
>>> v2:
>>>    - Updated as per Mark Rutland's suggestions.
>>>    - Added provision for get_cpuid_str to get cpu id string
>>>      from associated cpus of pmu core device.
>>>
>>> v1: Initial patchset.
>>>
>>> Ganapatrao Kulkarni (4):
>>>   perf utils: passing pmu as a parameter to function get_cpuid_str
>>>   perf tools arm64: Add support for get_cpuid_str function.
>>>   perf utils: Add helper function is_pmu_core to detect PMU CORE devices
>>>   perf vendor events arm64: Add ThunderX2 implementation defined pmu
>>>     core events
>>>
>>>  tools/perf/arch/arm64/util/Build                   |  1 +
>>>  tools/perf/arch/arm64/util/header.c                | 59 ++++++++++++++++++++
>>>  tools/perf/arch/powerpc/util/header.c              |  2 +-
>>>  tools/perf/arch/x86/util/header.c                  |  2 +-
>>>  tools/perf/pmu-events/arch/arm64/mapfile.csv       | 15 ++++++
>>>  .../arm64/thunderx2/implementation-defined.json    | 62 ++++++++++++++++++++++
>>>  tools/perf/util/header.h                           |  3 +-
>>>  tools/perf/util/pmu.c                              | 53 +++++++++++++++---
>>>  8 files changed, 186 insertions(+), 11 deletions(-)
>>>  create mode 100644 tools/perf/arch/arm64/util/header.c
>>>  create mode 100644 tools/perf/pmu-events/arch/arm64/mapfile.csv
>>>  create mode 100644 tools/perf/pmu-events/arch/arm64/thunderx2/implementation-defined.json
>>>
>>
>
> thanks
> Ganapat

thanks
Ganapat

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