From: Javi Merino <javi.merino@arm.com>
To: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Leo Yan <leo.yan@linaro.org>, Jonathan Corbet <corbet@lwn.net>,
Zhang Rui <rui.zhang@intel.com>,
Eduardo Valentin <edubezval@gmail.com>,
Punit Agrawal <punit.agrawal@arm.com>,
Daniel Kurtz <djkurtz@chromium.org>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update sustainable power
Date: Wed, 6 Jan 2016 15:05:24 +0000 [thread overview]
Message-ID: <20160106150524.GC2790@e104805> (raw)
In-Reply-To: <568CF8D2.9040906@linaro.org>
On Wed, Jan 06, 2016 at 11:21:54AM +0000, Daniel Thompson wrote:
> On 06/01/16 10:07, Javi Merino wrote:
> >On Wed, Jan 06, 2016 at 04:53:44PM +0800, Leo Yan wrote:
> >>k_po/k_pu are two proportional term constants and essentially they have
> >>fixed ratio compared with sustainable power. In current implementation,
> >>k_po and k_pu are absolute value after calculation and cannot represent
> >>the ratio relationship with sustainable power; as a result, when change
> >>sustainable power we cannot smoothly change proportional term constant.
> >
> >In v2 Daniel said that the use case was made up. Can you elaborate on
> >why we need this?
>
> To be clear, I didn't say Leo's use case was made up. In truth I've
> never asked Leo what his use case is.
Sorry, I didn't mean to say that Leo had made it up. I was just
asking for a use case and it looked to me that the "fan inhibitor
mode" was something that you guys had talked about.
Cheers,
Javi
> It was simply the use case that I used to illustrate a bug in the v1
> implementation which was made up (and which you asked for more
> details of).
>
>
>
> Daniel.
>
prev parent reply other threads:[~2016-01-06 15:05 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-06 8:53 [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update sustainable power Leo Yan
2016-01-06 8:53 ` [PATCH v3 1/4] thermal: power_allocator: rework proportional parameter Leo Yan
2016-01-06 8:53 ` [PATCH v3 2/4] thermal: power_allocator: change k_pu_ratio/k_po_ratio as percentage Leo Yan
2016-01-06 8:53 ` [PATCH v3 3/4] thermal: add sys node for k_pu_ratio/k_po_ratio Leo Yan
2016-01-06 8:53 ` [PATCH v3 4/4] thermal: power_allocator: document k_pu_ratio/k_po_ratio Leo Yan
2016-01-06 10:07 ` [PATCH v3 0/4] thermal: re-calculate k_po/k_pu when update sustainable power Javi Merino
2016-01-06 11:17 ` Leo Yan
2016-01-06 11:21 ` Daniel Thompson
2016-01-06 15:05 ` Javi Merino [this message]
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