On Wed, Jan 14, 2015 at 04:07:53PM +0100, Lukasz Majewski wrote:
> Hi Eduardo,
>
> > On Mon, Dec 22, 2014 at 05:27:42PM +0100, Lukasz Majewski wrote:
> > > Odroid U3 fan can work without being registered as OF cooling device
> > > (with CONFIG_THERMAL_OF disabled).
> > > In this situation it can be controlled via PWM entry at
> > > /sys/class/hwmon/hwmon0/pwm1.
> > >
> > > Therefore, the thermal_cdev_update() function needs a stub
> > > to allow clean compilation.
> >
> > I am not sure I understand what you are attempting to do here. What is
> > the relation that you see between CONFIG_OF_THERMAL and
> > thermal_cdev_update?
>
> It should be CONFIG_THERMAL, not CONFIG_OF_THERMAL.
>
> The thermal_cdev_update() is necessary since pwm-fan code can be
> run without THERMAL subsystem (and such configuration is perfectly
> valid).
OK. Now I understand. Then, please resend this one using CONFIG_THERMAL.
Thanks,
Eduardo Valentin
>
> >
> > >
> > > Signed-off-by: Lukasz Majewski <l.majewski@xxxxxxxxxxx>
> > > ---
> > > Changes for v2:
> > > - New patch
> > > ---
> > > include/linux/thermal.h | 6 +++++-
> > > 1 file changed, 5 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/include/linux/thermal.h b/include/linux/thermal.h
> > > index 871123c..b3515b5 100644
> > > --- a/include/linux/thermal.h
> > > +++ b/include/linux/thermal.h
> > > @@ -332,6 +332,7 @@ struct thermal_cooling_device *
> > > thermal_of_cooling_device_register(struct device_node *np,
> > > char *type, void *devdata,
> > > const struct
> > > thermal_cooling_device_ops *); +void thermal_cdev_update(struct
> > > thermal_cooling_device *); #else
> > > static inline struct thermal_zone_device *
> > > thermal_zone_of_sensor_register(struct device *dev, int id, void
> > > *data, @@ -353,6 +354,10 @@
> > > thermal_of_cooling_device_register(struct device_node *np, {
> > > return NULL;
> > > }
> > > +
> > > +static inline void thermal_cdev_update(struct
> > > thermal_cooling_device *cdev) +{
> > > +}
> > > #endif
> > > struct thermal_zone_device *thermal_zone_device_register(const
> > > char *, int, int, void *, struct thermal_zone_device_ops *,
> > > @@ -375,7 +380,6 @@ int thermal_zone_get_temp(struct
> > > thermal_zone_device *tz, unsigned long *temp); int
> > > get_tz_trend(struct thermal_zone_device *, int); struct
> > > thermal_instance *get_thermal_instance(struct thermal_zone_device
> > > *, struct thermal_cooling_device *, int); -void
> > > thermal_cdev_update(struct thermal_cooling_device *); void
> > > thermal_notify_framework(struct thermal_zone_device *, int);
> > > #ifdef CONFIG_NET
> > > --
> > > 2.0.0.rc2
> > >
>
>
> --
> Best regards,
>
> Lukasz Majewski
>
> Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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