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Date:   Wed, 30 Aug 2023 17:45:21 +0200
From:   Martin Botka <martin.botka@somainline.org>
Subject: Re: [PATCH] firmware: smccc: Export both soc_id functions
To:     Sudeep Holla <sudeep.holla@arm.com>
Cc:     Mark Rutland <mark.rutland@arm.com>,
        Lorenzo Pieralisi <lpieralisi@kernel.org>,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Andre Przywara <andre.przywara@arm.com>,
        Alan Ma <tech@biqu3d.com>,
        Luke Harrison <bttuniversity@biqu3d.com>,
        Marijn Suijten <marijn.suijten@somainline.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@somainline.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Martin Botka <martin@biqu3d.com>
Message-Id: <LRN70S.BVS224FBSYMM3@somainline.org>
In-Reply-To: <20230830154312.zferm3it7mj4nwsy@bogus>
References: <20230830-smccc_export-v1-1-6ecc7661bc94@somainline.org>
        <CAPKp9ubXJbLQ_jOt3sp7Y8KXKyp42bzjHqbaa19LSqGMxE2yPg@mail.gmail.com>
        <BSJ70S.HFFPUN9486BN2@somainline.org>
        <20230830154312.zferm3it7mj4nwsy@bogus>
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Got it.

Cheers,
Martin

On Wed, Aug 30 2023 at 04:43:12 PM +01:00:00, Sudeep Holla 
<sudeep.holla@arm.com> wrote:
> On Wed, Aug 30, 2023 at 04:19:23PM +0200, Martin Botka wrote:
>>  The patches using this are still WIP but the basic point is that 
>> H616 has 2
>>  die revisions (And those have
>>  couple of other versions themselves) that require different uV and 
>> some
>>  frequencies are blacklisted on those
>>  versions.
>> 
>>  The driver is using these functions to read the revision (Not the 
>> version.
>>  It just looked like the logical
>>  thing to export both and Andre confirmed. We can ofc drop the 
>> version symbol
>>  export if need be) and reads
>>  trough the OPP table and selects the supported frequencies and uV 
>> for the
>>  chip its running on :)
>> 
>>  I will try to get the cpufreq patches in order in the upcoming days 
>> and I
>>  will Cc you in those as well +
>>  post a link to them in this thread :)
>> 
> 
> For simplicity, just make this patch part of the series that adds 
> cpufreq
> support on this platform/soc. Cross referencing won't give any more 
> confidence
> that the user is also getting merged at the same time as this patch.
> 
> --
> Regards,
> Sudeep