linux-kernel - Re: [PATCH] thermal:hisi_termal: Switch from CONFIG_PM_SLEEP guards to pm_sleep

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Date:   Thu, 24 Mar 2022 12:11:29 +0000
From:   Paul Cercueil <paul@...pouillou.net>
To:     Hesham Almatary <hesham.almatary@...wei.com>
Cc:     linux-kernel@...r.kernel.org, linuxarm@...wei.com,
        jonathan.cameron@...wei.com, rafael@...nel.org, amitk@...nel.org,
        rui.zhang@...el.com, linux-pm@...r.kernel.org
Subject: Re: [PATCH] thermal:hisi_termal: Switch from CONFIG_PM_SLEEP guards
 to pm_sleep_ptr()

Hi Hesham,

Le jeu., mars 24 2022 at 10:34:43 +0000, Hesham Almatary 
<hesham.almatary@...wei.com> a écrit :
> Cleaning up the driver to use pm_sleep_ptr() macro instead of #ifdef
> guards is simpler and allows the compiler to remove those functions
> if built without CONFIG_PM_SLEEP support.
> 
> Signed-off-by: Hesham Almatary <hesham.almatary@...wei.com>

Looks good.

Reviewed-by: Paul Cercueil <paul@...pouillou.net>

Cheers,
-Paul

> ---
>  drivers/thermal/hisi_thermal.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/thermal/hisi_thermal.c 
> b/drivers/thermal/hisi_thermal.c
> index 9a21ac0ceb11..b29ab09040d5 100644
> --- a/drivers/thermal/hisi_thermal.c
> +++ b/drivers/thermal/hisi_thermal.c
> @@ -629,7 +629,6 @@ static int hisi_thermal_remove(struct 
> platform_device *pdev)
>  	return 0;
>  }
> 
> -#ifdef CONFIG_PM_SLEEP
>  static int hisi_thermal_suspend(struct device *dev)
>  {
>  	struct hisi_thermal_data *data = dev_get_drvdata(dev);
> @@ -651,15 +650,14 @@ static int hisi_thermal_resume(struct device 
> *dev)
> 
>  	return ret;
>  }
> -#endif
> 
> -static SIMPLE_DEV_PM_OPS(hisi_thermal_pm_ops,
> +static DEFINE_SIMPLE_DEV_PM_OPS(hisi_thermal_pm_ops,
>  			 hisi_thermal_suspend, hisi_thermal_resume);
> 
>  static struct platform_driver hisi_thermal_driver = {
>  	.driver = {
>  		.name		= "hisi_thermal",
> -		.pm		= &hisi_thermal_pm_ops,
> +		.pm		= pm_sleep_ptr(&hisi_thermal_pm_ops),
>  		.of_match_table = of_hisi_thermal_match,
>  	},
>  	.probe	= hisi_thermal_probe,
> --
> 2.25.1
>