From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Lukasz Luba <lukasz.luba@arm.com>
Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
amitk@kernel.org, rui.zhang@intel.com
Subject: Re: [PATCH 1/2] thermal: power_allocator: maintain the device statistics from going stale
Date: Tue, 6 Apr 2021 21:45:07 +0200 [thread overview]
Message-ID: <fce446fb-e53e-40a3-d0a2-175cda0f73fe@linaro.org> (raw)
In-Reply-To: <d1bacbb5-9a45-b06d-b646-11ba77510dad@arm.com>
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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next prev parent reply other threads:[~2021-04-06 19:45 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-31 16:33 [PATCH 0/2] Improve IPA mechanisms in low temperature state Lukasz Luba
2021-03-31 16:33 ` [PATCH 1/2] thermal: power_allocator: maintain the device statistics from going stale Lukasz Luba
2021-04-02 15:54 ` Daniel Lezcano
2021-04-06 8:44 ` Lukasz Luba
2021-04-06 10:16 ` Daniel Lezcano
2021-04-06 10:39 ` Lukasz Luba
2021-04-06 11:24 ` Daniel Lezcano
2021-04-06 12:25 ` Lukasz Luba
2021-04-06 14:32 ` Daniel Lezcano
2021-04-06 18:38 ` Lukasz Luba
2021-04-06 19:45 ` Daniel Lezcano [this message]
2021-03-31 16:33 ` [PATCH 2/2] thermal: power_allocator: update once cooling devices when temp is low Lukasz Luba
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