linux-kernel - Re: [PATCH v5 0/4] perf: ampere: Add support for Ampere SoC PMUs

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Message-ID: <758d060-39c7-317d-9a73-6ca4f4809fbd@os.amperecomputing.com>
Date:   Sun, 30 Jul 2023 23:56:16 -0700 (PDT)
From:   Ilkka Koskinen <ilkka@...amperecomputing.com>
To:     Will Deacon <will@...nel.org>
cc:     Ilkka Koskinen <ilkka@...amperecomputing.com>,
        Robin Murphy <robin.murphy@....com>,
        Besar Wicaksono <bwicaksono@...dia.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mark Rutland <mark.rutland@....com>,
        Jonathan Corbet <corbet@....net>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH v5 0/4] perf: ampere: Add support for Ampere SoC PMUs


Hi Will,

On Fri, 28 Jul 2023, Will Deacon wrote:
> On Thu, Jul 13, 2023 at 06:01:37PM -0700, Ilkka Koskinen wrote:
>> Changes since v4:
>>     * "Support implementation specific filters" patch:
>>         - Added comment about filter and impdef registers and reference
>>           to the Coresight PMU specification to the commit message
>>
>>     * "Add support for Ampere SoC PMU" patch:
>> 	- Fixed the documentation and added more comments
>>         - Changed the incrementing PMU index number to idr_alloc()
>> 	  (Needs a impdef release hook patch to release unused index)
>> 	- Fixed style in init_ops() to more reasonable
>> 	- Moved bank parameter to config1
>
> This looks pretty good to me, but I think we should merge the series
> reworking the backend registration first:
>
>  https://lore.kernel.org/all/20230705104745.52255-1-bwicaksono@nvidia.com/
>
> and then this should slot in quite nicely. I've left a minor comment over
> there and I'd like Suzuki's review, but then we're good to go.
>
> Cheers,
>
> Will

Sounds good to me. I'll try to find some time to do the needed changes to
my patches and rebase them on top of Besar's patchset.

Cheers, Ilkka