linux-kernel - Re: [PATCH 5/5] ARM: dts: rockchip: vdd_gpu off in suspend for rk3288-veyron

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Date:   Fri, 12 Apr 2019 13:17:11 +0200
From:   Heiko Stübner <heiko@...ech.de>
To:     Douglas Anderson <dianders@...omium.org>
Cc:     Elaine Zhang <zhangqing@...k-chips.com>, dbasehore@...omium.org,
        amstan@...omium.org, linux-rockchip@...ts.infradead.org,
        briannorris@...omium.org, mka@...omium.org, ryandcase@...omium.org,
        Chris Zhong <zyw@...k-chips.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 5/5] ARM: dts: rockchip: vdd_gpu off in suspend for rk3288-veyron

Am Freitag, 12. April 2019, 01:21:57 CEST schrieb Douglas Anderson:
> At some point long long ago the downstream GPU driver would crash if
> we turned the GPU off during suspend.  For some context you can see:
> 
> https://chromium-review.googlesource.com/#/c/215780/5..6/arch/arm/boot/dts/rk3288-pinky-rev2.dts
> 
> At some point in time not too long after that got fixed.
> 
> It's unclear why the GPU is left enabled during suspend on the
> mainline kernel.  Everything seems fine if I turn this off, so let's
> do it.
> 
> Signed-off-by: Douglas Anderson <dianders@...omium.org>

applied for 5.2

Thanks
Heiko