linux-kernel - Re: [PATCH v2] ARM: tegra: enforce PM requirement

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Message-ID: <d4aa4839-dfec-e4f0-a82d-7ed7d023c380@nvidia.com>
Date:   Wed, 27 Feb 2019 11:44:50 +0530
From:   Sameer Pujar <spujar@...dia.com>
To:     Dmitry Osipenko <digetx@...il.com>, <linux@...linux.org.uk>,
        <jhogan@...nel.org>
CC:     <thierry.reding@...il.com>, <jonathanh@...dia.com>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ARM: tegra: enforce PM requirement


On 2/26/2019 8:16 PM, Dmitry Osipenko wrote:
> 26.02.2019 11:25, Sameer Pujar пишет:
>> The requirement for this came while adding runtime PM support for HDA
>> driver. There were concerns about driver explicitly handling !PM case.
>> In general, drivers need to handle !PM case with work arounds for
>> managing clocks and power explicitly, which is not really necessary
>> when PM support on tegra is in good shape. In fact ARM 64-bit Tegra
>> platforms enforce PM support and there is no reason why this cannot be
>> done for 32-bit.
>>
>> More details with regards to above can be found in following patch,
>> http://patchwork.ozlabs.org/patch/1036645/
> I think you meant this: https://patchwork.ozlabs.org/patch/1031007/
my bad! Thanks for pointing.