linux-kernel - Re: [PATCH v5 4/5] thermal: devfreq_cooling: Refactor code and switch to use Energy Model

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Message-ID: <b409f9d4-e9fe-1473-f2dd-aa11e3be1fd9@arm.com>
Date:   Wed, 1 Apr 2020 11:49:20 +0100
From:   Lukasz Luba <lukasz.luba@....com>
To:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
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Subject: Re: [PATCH v5 4/5] thermal: devfreq_cooling: Refactor code and switch
 to use Energy Model



On 3/18/20 11:45 AM, Lukasz Luba wrote:
> The overhauled Energy Model (EM) framework support also devfreq devices.
> The unified API interface of the EM can be used in the thermal subsystem to
> not duplicate code. The power table now is taken from EM structure and
> there is no need to maintain calculation for it locally. In case when the
> EM is not provided by the device a simple interface for cooling device is
> used.
> 
> There is also an improvement in code related to enabling/disabling OPPs,
> which prevents from race condition with devfreq governors.
> 
> [lkp: Reported the build warning]
> Reported-by: kbuild test robot <lkp@...el.com>
> Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org> # for tracing code
> Signed-off-by: Lukasz Luba <lukasz.luba@....com>
> ---
>   drivers/thermal/devfreq_cooling.c | 474 ++++++++++++++++--------------
>   include/linux/devfreq_cooling.h   |  39 +--
>   include/trace/events/thermal.h    |  19 +-
>   3 files changed, 277 insertions(+), 255 deletions(-)
> 

Gentle ping.

Daniel or Amit could you have a look at this patch?

Regards,
Lukasz