Messages in this thread | | | From | Frank Lee <> | Date | Sun, 12 Jan 2020 02:08:42 +0800 | Subject | Re: [PATCH] thermal: sun8i: Add hwmon support |
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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?
Yours, Ynagtao
> > ChenYu > > > MBR, > > Yangtao > > > > > > > > ChenYu > > > > > > > } > > > > > > > > return 0; > > > > -- > > > > 2.17.1 > > > >
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