linux-kernel - Re: [RESEND][PATCH v1 2/8] thermal: hisi: Use thermal_zone_for_each_trip() in hisi_thermal_register

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Message-ID: <1c276f68-3568-483c-8f75-88261b180b8d@arm.com>
Date: Fri, 2 Aug 2024 10:35:38 +0100
From: Lukasz Luba <lukasz.luba@....com>
To: "Rafael J. Wysocki" <rjw@...ysocki.net>,
 Linux PM <linux-pm@...r.kernel.org>
Cc: Daniel Lezcano <daniel.lezcano@...aro.org>,
 LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND][PATCH v1 2/8] thermal: hisi: Use
 thermal_zone_for_each_trip() in hisi_thermal_register_sensor()



On 7/29/24 16:56, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Modify hisi_thermal_register_sensor() to use thermal_zone_for_each_trip()
> for walking trip points instead of iterating over trip indices and using
> thermal_zone_get_trip() to get a struct thermal_trip pointer from a trip
> index.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---
> 
> This patch does not depend on the previous patch(es) in the series.
> 
> ---
>   drivers/thermal/hisi_thermal.c |   22 +++++++++++++---------
>   1 file changed, 13 insertions(+), 9 deletions(-)
> 
> Index: linux-pm/drivers/thermal/hisi_thermal.c
> ===================================================================
> --- linux-pm.orig/drivers/thermal/hisi_thermal.c
> +++ linux-pm/drivers/thermal/hisi_thermal.c
> @@ -465,6 +465,18 @@ static irqreturn_t hisi_thermal_alarm_ir
>   	return IRQ_HANDLED;
>   }
>   
> +static int hisi_trip_walk_cb(struct thermal_trip *trip, void *arg)
> +{
> +	struct hisi_thermal_sensor *sensor = arg;
> +
> +	if (trip->type != THERMAL_TRIP_PASSIVE)
> +		return 0;
> +
> +	sensor->thres_temp = trip->temperature;
> +	/* Return nonzero to terminate the search. */
> +	return 1;
> +}
> +
>   static int hisi_thermal_register_sensor(struct platform_device *pdev,
>   					struct hisi_thermal_sensor *sensor)
>   {
> @@ -482,15 +494,7 @@ static int hisi_thermal_register_sensor(
>   		return ret;
>   	}
>   
> -	for (i = 0; i < thermal_zone_get_num_trips(sensor->tzd); i++) {
> -
> -		thermal_zone_get_trip(sensor->tzd, i, &trip);
> -
> -		if (trip.type == THERMAL_TRIP_PASSIVE) {
> -			sensor->thres_temp = trip.temperature;
> -			break;
> -		}
> -	}
> +	thermal_zone_for_each_trip(sensor->tzd, hisi_trip_walk_cb, sensor);
>   
>   	return 0;
>   }
> 
> 
> 



Reviewed-by: Lukasz Luba <lukasz.luba@....com>