linux-kernel - Re: [PATCH 4/6] ARM: dts: rockchip: Add all CPUs in cooling maps

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Message-ID: <3908885.3xsdfg7bED@phil>
Date:   Mon, 26 Nov 2018 14:16:49 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/6] ARM: dts: rockchip: Add all CPUs in cooling maps

Am Freitag, 16. November 2018, 11:01:13 CET schrieb Viresh Kumar:
> Each CPU can (and does) participate in cooling down the system but the
> DT only captures a handful of them, normally CPU0, in the cooling maps.
> Things work by chance currently as under normal circumstances its the
> first CPU of each cluster which is used by the operating systems to
> probe the cooling devices. But as soon as this CPU ordering changes and
> any other CPU is used to bring up the cooling device, we will start
> seeing failures.
> 
> Also the DT is rather incomplete when we list only one CPU in the
> cooling maps, as the hardware doesn't have any such limitations.
> 
> Update cooling maps to include all devices affected by individual trip
> points.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

looks like I forgot to respond ... applied like 7 days ago
and already part of my pull-request for 4.21


Thanks
Heiko