linux-kernel - Re: [Patch v5 2/6] soc: qcom: rpmhpd: Introduce function to retrieve power domain performance state count

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Message-ID: <20200327221545.GF5063@builder>
Date:   Fri, 27 Mar 2020 15:15:45 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Thara Gopinath <thara.gopinath@...aro.org>
Cc:     rui.zhang@...el.com, ulf.hansson@...aro.org,
        daniel.lezcano@...aro.org, agross@...nel.org, robh@...nel.org,
        amit.kucheria@...durent.com, mark.rutland@....com,
        rjw@...ysocki.net, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [Patch v5 2/6] soc: qcom: rpmhpd: Introduce function to retrieve
 power domain performance state count

On Thu 19 Mar 18:41 PDT 2020, Thara Gopinath wrote:

> Populate .get_performace_state_count in genpd ops to retrieve the count of
> performance states supported by a rpmh power domain.
> 
> Reviewed-by: Ulf Hansson <ulf.hansson@...aro.org>
> Signed-off-by: Thara Gopinath <thara.gopinath@...aro.org>
> ---
>  drivers/soc/qcom/rpmhpd.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c
> index 4d264d0672c4..7142409a3b77 100644
> --- a/drivers/soc/qcom/rpmhpd.c
> +++ b/drivers/soc/qcom/rpmhpd.c
> @@ -341,6 +341,13 @@ static unsigned int rpmhpd_get_performance_state(struct generic_pm_domain *genpd
>  	return dev_pm_opp_get_level(opp);
>  }
>  
> +static int rpmhpd_performance_states_count(struct generic_pm_domain *domain)
> +{
> +	struct rpmhpd *pd = domain_to_rpmhpd(domain);
> +
> +	return pd->level_count;
> +}
> +
>  static int rpmhpd_update_level_mapping(struct rpmhpd *rpmhpd)
>  {
>  	int i;
> @@ -429,6 +436,8 @@ static int rpmhpd_probe(struct platform_device *pdev)
>  		rpmhpds[i]->pd.power_on = rpmhpd_power_on;
>  		rpmhpds[i]->pd.set_performance_state = rpmhpd_set_performance_state;
>  		rpmhpds[i]->pd.opp_to_performance_state = rpmhpd_get_performance_state;
> +		rpmhpds[i]->pd.get_performance_state_count =
> +					rpmhpd_performance_states_count;

I would prefer if you ignore the 80-char limit here and leave the line
unwrapped.

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Regards,
Bjorn

>  		pm_genpd_init(&rpmhpds[i]->pd, NULL, true);
>  
>  		data->domains[i] = &rpmhpds[i]->pd;
> -- 
> 2.20.1
>