From mboxrd@z Thu Jan  1 00:00:00 1970
From: Javi Merino <javi.merino@arm.com>
Subject: Re: RFC on cpufreq implementation
Date: Fri, 16 Jan 2015 12:10:50 +0000
Message-ID: <20150116121049.GB2898@e104805>
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To: Mason <mpeg.blue@free.fr>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>, Linux ARM <linux-arm-kernel@lists.infradead.org>, Linux PM <linux-pm@vger.kernel.org>, cpufreq <cpufreq@vger.kernel.org>, "Rafael J. Wysocki" <rjw@rjwysocki.net>, Viresh Kumar <viresh.kumar@linaro.org>

Hi Mason,

On Fri, Jan 16, 2015 at 11:10:23AM +0000, Mason wrote:
[...]
> OK. I'm also interested in frequency-throttling when temperatures
> rise beyond specific thresholds. What subsystem ties sensors and
> cpufreq together?

The thermal framework.  Have a look at
Documentation/thermal/sysfs-api.txt and
Documentation/thermal/cpu-cooling-api.txt

Cheers,
Javi