linux-kernel - Re: [PATCH v2] ARM: dts: exynos: fix incomplete Odroid-XU3/4 thermal-zones definition

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Date:   Fri, 8 Sep 2017 18:40:15 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc:     Willy Wolff <willy.mh.wolff@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Kukjin Kim <kgene@...nel.org>,
        linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ARM: dts: exynos: fix incomplete Odroid-XU3/4
 thermal-zones definition

On Thu, Sep 07, 2017 at 06:10:00PM +0200, Bartlomiej Zolnierkiewicz wrote:
> From: Willy Wolff <willy.mh.wolff@...il.com>
> 
> Odroid XU3/4 boards have thermal sensors per 4 pairs of A7+A15
> cores but currently there is only one thermal-zone (including
> cooling maps) defined (for the first pair of cores - the first
> core of the A7 cluster and the first core of A15 cluster) so
> i.e. if the task is running on any of A15 cores but the first
> one, such core can reach high temperature without any proper
> cooling action.
> 
> Fix it by adding missing thermal-zones definitions.
> 
> Also while at it fix the number of steps in cpufreq cooling for
> cpu4 (11 steps for A15 corresponds to 700MHz, for 600MHz 12 steps
> should be used).
> 
> Signed-off-by: Willy Wolff <willy.mh.wolff@...il.com>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Russell King <linux@...linux.org.uk>
> Cc: Kukjin Kim <kgene@...nel.org>
> [b.zolnierkie: rewrote patch subject & description + minor fixups]
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>

Thanks for taking care of this. I'll take it after merge window.

Best regards,
Krzysztof