On Mon, May 14, 2018 at 06:11:59AM +0900, Yoshihiro Kaneko wrote:
> Hi Simon-san,
>
> 2018年5月10日(木) 3:11 Simon Horman <horms@xxxxxxxxxxxx>:
>
> > On Tue, Apr 03, 2018 at 09:43:03PM +0900, Yoshihiro Kaneko wrote:
> > > Add support for R-Car D3 (r8a77995) thermal sensor.
> > >
> > > Signed-off-by: Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx>
> > > ---
> > > drivers/thermal/rcar_thermal.c | 154
> > ++++++++++++++++++++++++++++++++---------
> > > 1 file changed, 122 insertions(+), 32 deletions(-)
> > >
> > > diff --git a/drivers/thermal/rcar_thermal.c
> > b/drivers/thermal/rcar_thermal.c
> > > index 73e5fee..5ec47a9 100644
> > > --- a/drivers/thermal/rcar_thermal.c
> > > +++ b/drivers/thermal/rcar_thermal.c
> > > @@ -58,10 +58,43 @@ struct rcar_thermal_common {
> > > spinlock_t lock;
> > > };
> > >
> > > +struct rcar_thermal_chip {
> > > + unsigned int use_of_thermal : 1;
> > > + unsigned int has_filonoff : 1;
> > > + unsigned int irq_per_ch : 1;
> > > + unsigned int needs_suspend_resume : 1;
> > > + unsigned int nirqs;
> > > +};
> > > +
> > > +static const struct rcar_thermal_chip rcar_thermal = {
> > > + .use_of_thermal = 0,
> > > + .has_filonoff = 1,
> > > + .irq_per_ch = 0,
> > > + .needs_suspend_resume = 0,
> > > + .nirqs = 1,
> > > +};
> > > +
> > > +static const struct rcar_thermal_chip rcar_gen2_thermal = {
> > > + .use_of_thermal = 1,
> > > + .has_filonoff = 1,
> > > + .irq_per_ch = 0,
> > > + .needs_suspend_resume = 0,
> > > + .nirqs = 1,
> > > +};
> > > +
> > > +static const struct rcar_thermal_chip rcar_gen3_thermal = {
> > > + .use_of_thermal = 1,
> > > + .has_filonoff = 0,
> > > + .irq_per_ch = 1,
> > > + .needs_suspend_resume = 1,
> > > + .nirqs = 2,
> > > +};
> >
> > The binding and dts patches in this series describe 3 interrupts
> > for R-Car D3. But the above specifies two. Am I missing something obvious?
>
>
> R-Car D3 has 3 interrupts, but this driver uses only 2 interrupts to detect
> a temperature change, rise or fall.
Thanks, that makes perfect sense.
Perhaps a comment above ".nirqs = 2" would make it more obvious to the casual
observer?
