[PATCH v6 11/11] thermal: armada: Give meaningful names to the thermal zones

Gregory CLEMENT gregory.clement at free-electrons.com
Fri Dec 22 07:36:04 PST 2017


Hi Miquel,
 
 On ven., déc. 22 2017, Miquel Raynal <miquel.raynal at free-electrons.com> wrote:

> After registration to the thermal core, sysfs will make one entry
> per instance of the driver in /sys/class/thermal_zoneX and
> /sys/class/hwmon/hwmonX, X being the index of the instance, all of them
> having the type/name "armada_thermal".
>
> Until now there was only one thermal zone per SoC but SoCs like Armada
> A7K and Armada A8K have respectively two and three thermal zones (one
> per AP and one per CP) and this number is subject to grow in the future.
>
> Use dev_name() instead of the "armada_thermal" string to get a
> meaningful name and be able to identify the thermal zones from
> userspace.
>
> Signed-off-by: Miquel Raynal <miquel.raynal at free-electrons.com>
> Reviewed-by: Gregory CLEMENT <gregory.clement at free-electrons.com>

And here I also tested that when all the series was applied there was no
regression on an Armada XP based board: PlatHome OpenBlocks AX3-4, and
on an Armada 388 one: SolidRun Clearfog A1. hera again for both of them
it was OK:

Tested-by: Gregory CLEMENT <gregory.clement at free-electrons.com>

Gregory

> ---
>  drivers/thermal/armada_thermal.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c
> index ea958e651312..454137f78eb3 100644
> --- a/drivers/thermal/armada_thermal.c
> +++ b/drivers/thermal/armada_thermal.c
> @@ -406,8 +406,8 @@ static int armada_thermal_probe(struct platform_device *pdev)
>  
>  	priv->data->init_sensor(pdev, priv);
>  
> -	thermal = thermal_zone_device_register("armada_thermal", 0, 0,
> -					       priv, &ops, NULL, 0, 0);
> +	thermal = thermal_zone_device_register(dev_name(&pdev->dev), 0, 0, priv,
> +					       &ops, NULL, 0, 0);
>  	if (IS_ERR(thermal)) {
>  		dev_err(&pdev->dev,
>  			"Failed to register thermal zone device\n");
> -- 
> 2.11.0
>

-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com



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