Re: [PATCH] thermal/drivers/generic-adc: Register thermal zones as hwmon sensors

From: Chen-Yu Tsai
Date: Tue Jun 13 2023 - 05:46:47 EST


On Tue, Jun 13, 2023 at 5:44 PM Daniel Lezcano
<daniel.lezcano@xxxxxxxxxx> wrote:
>
> On 13/06/2023 11:30, Chen-Yu Tsai wrote:
> > Register thermal zones as hwmon sensors to let userspace read
> > temperatures using standard hwmon interface.
> >
> > Signed-off-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>
> > ---
> > drivers/thermal/thermal-generic-adc.c | 8 ++++++++
> > 1 file changed, 8 insertions(+)
> >
> > diff --git a/drivers/thermal/thermal-generic-adc.c b/drivers/thermal/thermal-generic-adc.c
> > index 017b0ce52122..e95dc354f192 100644
> > --- a/drivers/thermal/thermal-generic-adc.c
> > +++ b/drivers/thermal/thermal-generic-adc.c
> > @@ -13,6 +13,8 @@
> > #include <linux/slab.h>
> > #include <linux/thermal.h>
> >
> > +#include "thermal_hwmon.h"
> > +
> > struct gadc_thermal_info {
> > struct device *dev;
> > struct thermal_zone_device *tz_dev;
> > @@ -153,6 +155,12 @@ static int gadc_thermal_probe(struct platform_device *pdev)
> > return ret;
> > }
> >
> > + ret = devm_thermal_add_hwmon_sysfs(&pdev->dev, gti->tz_dev);
> > + if (ret) {
> > + dev_err(&pdev->dev, "Failed to add hwmon sysfs attributes\n");
> > + return ret;
> > + }
>
> Usually, if the hwmon registering fails this is not fatal.

Ack. I'll change it to dev_warn.

ChenYu