linux-kernel - Re: [PATCH 1/2] thermal: power_allocator: maintain the device statistics from going stale

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Message-ID: <fce446fb-e53e-40a3-d0a2-175cda0f73fe@linaro.org>
Date:   Tue, 6 Apr 2021 21:45:07 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Lukasz Luba <lukasz.luba@....com>
Cc:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        amitk@...nel.org, rui.zhang@...el.com
Subject: Re: [PATCH 1/2] thermal: power_allocator: maintain the device
 statistics from going stale

On 06/04/2021 20:38, Lukasz Luba wrote:

[ ... ]

>> But there is still the polling delay because the governor is IPA in this
>> case? There is also an additional trip-point0 which is not a target for
>> a cooling device, just put there to ensure the IPA has enough data when
>> reaching the second trip point which is the target.
> 
> It's just a configuration which was there for years. Some who wants to
> use IPA have to be sure that it has this 2 trip points: switch_on and
> control. If you are talking about a new design, then it's not for this
> patch. The complete re-design of DT thermal zones, sensors, etc is
> a huge topic.

Right it is not for this patch. Just pointing out there is something
wrong from my POV when polling is used for sampling.

[ ... ]



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