From: khilman@baylibre.com (Kevin Hilman)
To: linus-amlogic@lists.infradead.org
Subject: [PATCH 01/10] ARM64: dts: amlogic: Add all CPUs in cooling maps
Date: Wed, 28 Nov 2018 16:35:03 -0800 [thread overview]
Message-ID: <7hd0qod8lk.fsf@baylibre.com> (raw)
In-Reply-To: <2778d0d4813cc56be851719846afecbab5f2e657.1542362530.git.viresh.kumar@linaro.org>
Viresh Kumar <viresh.kumar@linaro.org> writes:
> 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@linaro.org>
Queued for v4.21,
Thanks!
Kevin
prev parent reply other threads:[~2018-11-29 0:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-16 10:04 [PATCH 00/10] ARM64: dts: Fix incomplete cooling-maps Viresh Kumar
2018-11-16 10:04 ` [PATCH 01/10] ARM64: dts: amlogic: Add all CPUs in cooling maps Viresh Kumar
2018-11-16 10:07 ` Neil Armstrong
2018-11-29 0:35 ` Kevin Hilman [this message]
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