linux-kernel - Re: [PATCH v20 0/7] soc: mediatek: SVS: introduce MTK SVS engine

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Message-ID: <fff75b65-51ab-cafd-a55f-137c0b7c2dc6@gmail.com>
Date:   Thu, 30 Dec 2021 16:13:10 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Roger Lu <roger.lu@...iatek.com>,
        Enric Balletbo Serra <eballetbo@...il.com>,
        Kevin Hilman <khilman@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Nicolas Boichat <drinkcat@...gle.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     Fan Chen <fan.chen@...iatek.com>,
        HenryC Chen <HenryC.Chen@...iatek.com>,
        YT Lee <yt.lee@...iatek.com>,
        Xiaoqing Liu <Xiaoqing.Liu@...iatek.com>,
        Charles Yang <Charles.Yang@...iatek.com>,
        Angus Lin <Angus.Lin@...iatek.com>,
        Mark Rutland <mark.rutland@....com>,
        Nishanth Menon <nm@...com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH v20 0/7] soc: mediatek: SVS: introduce MTK SVS engine

Hi Roger,

On 21/07/2021 09:08, Roger Lu wrote:
> 1. SVS driver uses OPP adjust event in [1] to update OPP table voltage part.
> 2. SVS driver gets thermal/GPU device by node [2][3] and CPU device by get_cpu_device().
> After retrieving subsys device, SVS driver calls device_link_add() to make sure probe/suspend callback priority.
> 3. SVS dts refers to reset controller [4] to help reset SVS HW.
> 
> #mt8183 SVS related patches
> [1] https://patchwork.kernel.org/patch/11193513/
> [2] https://patchwork.kernel.org/project/linux-mediatek/patch/20201013102358.22588-2-michael.kao@mediatek.com/
> [3] https://patchwork.kernel.org/project/linux-mediatek/patch/20200306041345.259332-3-drinkcat@chromium.org/
> 

Comments made in v16 actually also hold for v20, so please take them into account :)

Regards,
Matthias