linux-kernel - Re: [PATCH v3] ARM: tegra: enforce PM requirement

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Message-ID: <20190328161437.GE5518@ulmo>
Date:   Thu, 28 Mar 2019 17:14:37 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Sameer Pujar <spujar@...dia.com>
Cc:     linux@...linux.org.uk, digetx@...il.com, jhogan@...nel.org,
        linux-kernel@...r.kernel.org, jonathanh@...dia.com,
        linux-tegra@...r.kernel.org, treding@...dia.com,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3] ARM: tegra: enforce PM requirement

On Wed, Feb 27, 2019 at 01:50:28PM +0530, Sameer Pujar wrote:
> Currently runtime PM is enabled for Tegra HDA driver. One of the concern
> raised was about handling !PM case in HDA driver. In this case, there is
> a need to manage clocks and power explicitly in the driver and reviewers
> were not really convinced about this. The consensus at the end was to
> enforce PM requirement to keep things simple, rather driver mentioning a
> dependency on PM. This is how it is done for ARM 64-bit Tegra platforms
> and the same can be done for 32-bit Tegra platforms too.
> 
> Finally the objective is to remove dependency on PM availability for all
> Tegra drivers. The detailed discussion can be found in following patch,
> https://patchwork.ozlabs.org/patch/1031007/
> 
> Signed-off-by: Sameer Pujar <spujar@...dia.com>
> Reviewed-by: Thierry Reding <treding@...dia.com>
> Reviewed-by: Jonathan Hunter <jonathanh@...dia.com>
> ---
>  arch/arm/mach-tegra/Kconfig | 1 +
>  1 file changed, 1 insertion(+)

Applied to for-5.2/arm/soc, thanks.

Thierry

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