linux-kernel - Re: [PATCH v3 0/4] thermal: hisilicon: enable power allocator for Hi6220

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Message-ID: <20160330025353.GA28401@leoy-linaro>
Date:	Wed, 30 Mar 2016 10:53:53 +0800
From:	Leo Yan <leo.yan@...aro.org>
To:	Eduardo Valentin <edubezval@...il.com>
Cc:	Wei Xu <xuwei5@...ilicon.com>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Zhang Rui <rui.zhang@...el.com>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/4] thermal: hisilicon: enable power allocator for
 Hi6220

On Tue, Mar 29, 2016 at 08:45:59AM -0700, Eduardo Valentin wrote:
> On Tue, Mar 29, 2016 at 07:27:11PM +0800, Leo Yan wrote:
> > Hi6220 has octa-core so it has quite high power consumption when run
> > benchmark and introduces high temperature for SoC. So need enable
> > thermal governor to control temperature and also cannot hurt much for
> > performance after impose cooling operations on CPU.
> > 
> > This patch series is to enable power allocator for Hi6220. Patch 1 is to
> > change "hysteresis" as optional property for trip points, so when enable
> > power allocator governor we can ignore this property.
> > 
> > During profiling also found two issues for thermal sensor's driver. The
> > power allocator just uses only one sensor, so patch 2 is to fix sensor
> > driver to let it can initialize driver successfully with only enabling
> > one sensor; patch 3 is to dismiss warning of IRQ imbalance enabling.
> > 
> > After profiling on Hikey, the power model has been simplized with only
> > dynamic coefficient, and now it's convienence to pass it from CPU node.
> > So patch 4 and 5 bind sensor and pass power model parameters.
> > 
> > This patch series have been tested on 96boards Hikey.
> 
> Applied patches 1 and 2 in my fixes branch. Patches 3 and 4 need to go
> via the hisi platform tree. You may add my
> 
> Acked-by: Eduardo Valentin <edubezval@...il.com>
> 
> on patches 3 and 4 if you want.

Thanks, Eduardo.

Hi Wei,

Could you help pick up patches 3/4 for enabling thermal in dts?

Thanks,
Leo Yan