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SubjectRe: [PATCH] thermal: sun8i: Add hwmon support
HI Daniel:

On Sun, Jan 12, 2020 at 2:08 AM Frank Lee <tiny.windzz@gmail.com> wrote:
>
> On Tue, Jan 7, 2020 at 11:15 AM Chen-Yu Tsai <wens@csie.org> wrote:
> >
> > On Tue, Jan 7, 2020 at 12:14 AM Frank Lee <tiny.windzz@gmail.com> wrote:
> > >
> > > HI Chen-Yu.
> > >
> > > On Mon, Jan 6, 2020 at 12:32 PM Chen-Yu Tsai <wens@csie.org> wrote:
> > > >
> > > > On Sun, Dec 29, 2019 at 1:19 AM Yangtao Li <tiny.windzz@gmail.com> wrote:
> > > > >
> > > > > Expose sun8i thermal as a HWMON device.
> > > > >
> > > > > Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
> > > > > ---
> > > > > drivers/thermal/sun8i_thermal.c | 6 ++++++
> > > > > 1 file changed, 6 insertions(+)
> > > > >
> > > > > diff --git a/drivers/thermal/sun8i_thermal.c b/drivers/thermal/sun8i_thermal.c
> > > > > index 23a5f4aa4be4..619e75cb41b0 100644
> > > > > --- a/drivers/thermal/sun8i_thermal.c
> > > > > +++ b/drivers/thermal/sun8i_thermal.c
> > > > > @@ -20,6 +20,8 @@
> > > > > #include <linux/slab.h>
> > > > > #include <linux/thermal.h>
> > > > >
> > > > > +#include "thermal_hwmon.h"
> > > > > +
> > > > > #define MAX_SENSOR_NUM 4
> > > > >
> > > > > #define FT_TEMP_MASK GENMASK(11, 0)
> > > > > @@ -477,6 +479,10 @@ static int sun8i_ths_register(struct ths_device *tmdev)
> > > > > &ths_ops);
> > > > > if (IS_ERR(tmdev->sensor[i].tzd))
> > > > > return PTR_ERR(tmdev->sensor[i].tzd);
> > > > > +
> > > > > + if (devm_thermal_add_hwmon_sysfs(tmdev->sensor[i].tzd))
> > > > > + dev_warn(tmdev->dev,
> > > > > + "Failed to add hwmon sysfs attributes\n");
> > > >
> > > > Maybe you want a hard failure instead?
> > >
> > > I don't quite understand what you mean.
> > > What do you think should be done?
> >
> > Return an error instead of just printing a warning.
>
> Sometimes, even if hwmon fails to add, it can still work as a thermal driver.
> At this time, I don't really want to interrupt the registration of the
> thermal driver.
>
> Anyone else's opinion here?
>

What's your point? Can you choose this patch?

MBR,
Yangtao

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