From: Viresh Kumar <viresh.kumar@linaro.org>
To: Dawei Chien <dawei.chien@mediatek.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Daniel Kurtz <djkurtz@chromium.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com,
Sascha Hauer <kernel@pengutronix.de>
Subject: Re: [PATCH v3 0/2] thermal: mediatek: Add cpu power cooling model
Date: Wed, 28 Oct 2015 21:14:49 +0530 [thread overview]
Message-ID: <20151028154449.GH3716@ubuntu> (raw)
In-Reply-To: <1445515359-8587-1-git-send-email-dawei.chien@mediatek.com>
On 22-10-15, 20:02, Dawei Chien wrote:
> Use Intelligent Power Allocation (IPA) technical to add static/dynamic power model for binding CPU thermal zone.
> The power allocator governor allocates power budget to control CPU temperature.
>
> Power Allocator governor is able to keep SOC temperature within a defined temperature range to avoid SOC overheat and keep it's performance. mt8173-cpufreq.c need to register its' own power model with power allocator thermal governor, so that power allocator governor can allocates suitable power budget to control CPU temperature.
>
> PATCH1 is base on
> https://patchwork.kernel.org/patch/7034601/
>
> PATCH2 is base on Sascha's thermal driver V9
> https://patchwork.kernel.org/patch/7249821/
> https://patchwork.kernel.org/patch/7249861/
> https://patchwork.kernel.org/patch/7249891/
>
> Change since V1:
> include mt8171.h and sort header file for mt8173.dtsi
>
> Change since V2:
> Move dynamic/static power model in device tree
>
> Dawei.Chien (2):
> thermal: mediatek: Add cpu power cooling model.
> arm64: dts: mt8173: Add thermal zone node for mt8173.
Sorry for being extremely late in reviewing this stuff. You are
already on v3 and I haven't reviewed it once. Mostly due to bad timing
of my holidays and other work pressure.
Now, there are few things that I feel are not properly addressed here,
and I may be wrong:
- Where are the bindings for static-power-points and
dynamic-power-coefficient. Sorry I failed to see them in this or
other series you mentioned.
- Even then, why should we be adding another table into DT for
voltage/power ? And not reuse and extend the opp-v2 stuff which is
already mainlined now.
- There are few issues with the code as well, but I want to see where
the bindings should go first. And then only discuss the code
further.
--
viresh
next prev parent reply other threads:[~2015-10-28 15:44 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-22 12:02 [PATCH v3 0/2] thermal: mediatek: Add cpu power cooling model Dawei Chien
2015-10-22 12:02 ` [PATCH v3 1/2] " Dawei Chien
[not found] ` <1445515359-8587-2-git-send-email-dawei.chien-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-11-04 19:40 ` Eduardo Valentin
2015-11-05 11:10 ` dawei chien
2015-11-06 3:24 ` Viresh Kumar
2015-11-10 11:20 ` Javi Merino
2015-11-10 18:41 ` Eduardo Valentin
[not found] ` <20151110184121.GC5240-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2015-11-11 9:36 ` Javi Merino
2015-11-13 5:02 ` Viresh Kumar
[not found] ` <1445515359-8587-1-git-send-email-dawei.chien-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org>
2015-10-22 12:02 ` [PATCH v3 2/2] arm64: dts: mt8173: Add thermal zone node for mt8173 Dawei Chien
2015-10-28 15:39 ` Viresh Kumar
2015-11-02 10:51 ` dawei chien
2015-11-04 19:41 ` Eduardo Valentin
2015-11-05 11:10 ` dawei chien
2015-10-28 15:44 ` Viresh Kumar [this message]
2015-11-02 10:46 ` [PATCH v3 0/2] thermal: mediatek: Add cpu power cooling model dawei chien
2015-11-02 12:10 ` Viresh Kumar
2015-11-05 11:09 ` dawei chien
2015-11-06 3:20 ` Viresh Kumar
2015-11-11 12:00 ` dawei chien
2015-11-02 15:53 ` Punit Agrawal
2015-11-02 16:10 ` Viresh Kumar
2015-11-04 19:36 ` Eduardo Valentin
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