Re: [PATCH 2/3] thermal: Add Mediatek thermal controller support

[Sascha Hauer]

On Tue, Sep 22, 2015 at 03:30:47PM +0800, Daniel Kurtz wrote:
> On Mon, Sep 14, 2015 at 3:32 PM, Daniel Kurtz <djkurtz@xxxxxxxxxxxx> wrote:
> >
> > Hi Sascha,
> >
> > On Mon, Aug 31, 2015 at 3:34 PM, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> wrote:
> > > This adds support for the Mediatek thermal controller found on MT8173
> > > and likely other SoCs.
> > > The controller is a bit special. It does not have its own ADC, instead
> > > it controls the on-SoC AUXADC via AHB bus accesses. For this reason
> > > we need the physical address of the AUXADC. Also it controls a mux
> > > using AHB bus accesses, so we need the APMIXEDSYS physical address aswell.
> > >
> > > Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> > > Reviewed-by: Daniel Kurtz <djkurtz@xxxxxxxxxxxx>
> >
> > [snip...]
> >
> > > +static int mtk_read_temp(void *data, long *temp)
> > > +{
> > > +       struct mtk_thermal_bank *bank = data;
> > > +
> > > +       mtk_thermal_get_bank(bank);
> > > +
> > > +       *temp = mtk_thermal_bank_temperature(bank);
> > > +
> > > +       mtk_thermal_put_bank(bank);
> > > +
> > > +       return 0;
> > > +}
> > > +
> > > +static const struct thermal_zone_of_device_ops mtk_thermal_ops = {
> > > +       .get_temp = mtk_read_temp,
> >
> > On v4.3-rc1, this now causes a compile warning, since the prototype
> > for get_temp was changed to:
> >
> >        int (*get_temp)(void *, int *);
> >
> > by:
> > commit 17e8351a77397e8a83727eb17e3a3e9b8ab5257a
> >     thermal: consistently use int for temperatures
> 
> It is actually a little worse than a warning.  This actually causes a
> crash on boot.
> Sascha, can you send out a rebased patch set on v4.3-rc1?

Yes, I'll send out a new version tomorrow. I am currently quite busy
with another project.

Sascha

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