linux-kernel - Re: [PATCH v2] cpufreq: mediatek: Register an Energy Model

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Date:   Thu, 7 Feb 2019 10:06:10 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Quentin Perret <quentin.perret@....com>,
        Taniya Das <tdas@...eaurora.org>, CK Hu <ck.hu@...iatek.com>,
        Eddie Huang <eddie.huang@...iatek.com>,
        Nicolas Boichat <drinkcat@...omium.org>,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [PATCH v2] cpufreq: mediatek: Register an Energy Model

On 06-02-19, 10:50, Matthias Kaehlcke wrote:
> Try and register an Energy Model from mediatek-cpufreq to allow
> interested subsystems like the task scheduler to use the provided
> information.
> 
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> ---
> Changes in v2:
> - register the EM after setting the cpumask
> ---
>  drivers/cpufreq/mediatek-cpufreq.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
> index eb8920d398181..5250df762814e 100644
> --- a/drivers/cpufreq/mediatek-cpufreq.c
> +++ b/drivers/cpufreq/mediatek-cpufreq.c
> @@ -465,6 +465,8 @@ static int mtk_cpufreq_init(struct cpufreq_policy *policy)
>  	policy->driver_data = info;
>  	policy->clk = info->cpu_clk;
>  
> +	dev_pm_opp_of_register_em(policy->cpus);
> +
>  	return 0;
>  }

Applied it after rebasing over the change in cpufreq/arm/linux-next
branch. Thanks.

-- 
viresh