linux-kernel - RE: [PATCH v2 21/26] thermal/drivers/da9062: Use generic thermal_zone_get

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Message-ID: <OS3PR01MB8365D21416FB02034E8B214DC2659@OS3PR01MB8365.jpnprd01.prod.outlook.com>
Date:   Wed, 10 Aug 2022 08:57:32 +0000
From:   DLG Adam Ward <DLG-Adam.Ward.opensource@...renesas.com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>,
        "rafael@...nel.org" <rafael@...nel.org>
CC:     "rui.zhang@...el.com" <rui.zhang@...el.com>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Support Opensource <support.opensource@...semi.com>,
        Amit Kucheria <amitk@...nel.org>
Subject: RE: [PATCH v2 21/26] thermal/drivers/da9062: Use generic
 thermal_zone_get_trip() function

On 09 August 2022 23:05, Daniel Lezcano wrote:

> The thermal framework gives the possibility to register the trip
> points with the thermal zone. When that is done, no get_trip_* ops are
> needed and they can be removed.
> 
> Convert ops content logic into generic trip points and register them with the
> thermal zone.
> 
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Reviewed-by: Adam Ward <DLG-Adam.Ward.opensource@...renesas.com>

> ---
>  drivers/thermal/da9062-thermal.c | 52 +++++---------------------------
>  1 file changed, 8 insertions(+), 44 deletions(-)
> 
> diff --git a/drivers/thermal/da9062-thermal.c b/drivers/thermal/da9062-
> thermal.c
> index 180edec34e07..1e163e90d6b6 100644
> --- a/drivers/thermal/da9062-thermal.c
> +++ b/drivers/thermal/da9062-thermal.c
> @@ -120,44 +120,6 @@ static irqreturn_t da9062_thermal_irq_handler(int
> irq, void *data)
>  	return IRQ_HANDLED;
>  }
> 
> -static int da9062_thermal_get_trip_type(struct thermal_zone_device *z,
> -					int trip,
> -					enum thermal_trip_type *type)
> -{
> -	struct da9062_thermal *thermal = z->devdata;
> -
> -	switch (trip) {
> -	case 0:
> -		*type = THERMAL_TRIP_HOT;
> -		break;
> -	default:
> -		dev_err(thermal->dev,
> -			"Driver does not support more than 1 trip-wire\n");
> -		return -EINVAL;
> -	}
> -
> -	return 0;
> -}
> -
> -static int da9062_thermal_get_trip_temp(struct thermal_zone_device *z,
> -					int trip,
> -					int *temp)
> -{
> -	struct da9062_thermal *thermal = z->devdata;
> -
> -	switch (trip) {
> -	case 0:
> -		*temp = DA9062_MILLI_CELSIUS(125);
> -		break;
> -	default:
> -		dev_err(thermal->dev,
> -			"Driver does not support more than 1 trip-wire\n");
> -		return -EINVAL;
> -	}
> -
> -	return 0;
> -}
> -
>  static int da9062_thermal_get_temp(struct thermal_zone_device *z,
>  				   int *temp)
>  {
> @@ -172,8 +134,10 @@ static int da9062_thermal_get_temp(struct
> thermal_zone_device *z,
> 
>  static struct thermal_zone_device_ops da9062_thermal_ops = {
>  	.get_temp	= da9062_thermal_get_temp,
> -	.get_trip_type	= da9062_thermal_get_trip_type,
> -	.get_trip_temp	= da9062_thermal_get_trip_temp,
> +};
> +
> +static struct thermal_trip trips[] = {
> +	{ .temperature = DA9062_MILLI_CELSIUS(125), .type =
> THERMAL_TRIP_HOT },
>  };
> 
>  static const struct da9062_thermal_config da9062_config = {
> @@ -228,10 +192,10 @@ static int da9062_thermal_probe(struct
> platform_device *pdev)
>  	INIT_DELAYED_WORK(&thermal->work, da9062_thermal_poll_on);
>  	mutex_init(&thermal->lock);
> 
> -	thermal->zone = thermal_zone_device_register(thermal->config-
> >name,
> -					1, 0, thermal,
> -					&da9062_thermal_ops, NULL,
> pp_tmp,
> -					0);
> +	thermal->zone = thermal_zone_device_register_with_trips(thermal-
> >config->name,
> +								trips,
> ARRAY_SIZE(trips), 0, thermal,
> +
> 	&da9062_thermal_ops, NULL, pp_tmp,
> +								0);
>  	if (IS_ERR(thermal->zone)) {
>  		dev_err(&pdev->dev, "Cannot register thermal zone
> device\n");
>  		ret = PTR_ERR(thermal->zone);
> --
> 2.34.1