[PATCH v1 18/43] x86: pinctrl: Update comment for intel_pinctrl_get_pad()
Simon Glass
sjg at chromium.org
Mon Jul 6 20:42:52 CEST 2020
Hi Bin,
On Thu, 2 Jul 2020 at 18:59, Bin Meng <bmeng.cn at gmail.com> wrote:
>
> Hi Simon,
>
> On Fri, Jul 3, 2020 at 8:46 AM Simon Glass <sjg at chromium.org> wrote:
> >
> > Hi Bin,
> >
> > On Tue, 30 Jun 2020 at 00:43, Bin Meng <bmeng.cn at gmail.com> wrote:
> > >
> > > Hi Simon,
> > >
> > > On Mon, Jun 15, 2020 at 11:58 AM Simon Glass <sjg at chromium.org> wrote:
> > > >
> > > > Add information about what is returned on error.
> > > >
> > > > Signed-off-by: Simon Glass <sjg at chromium.org>
> > > > ---
> > > >
> > > > arch/x86/include/asm/intel_pinctrl.h | 1 +
> > > > 1 file changed, 1 insertion(+)
> > > >
> > > > diff --git a/arch/x86/include/asm/intel_pinctrl.h b/arch/x86/include/asm/intel_pinctrl.h
> > > > index f39ebde539..982b2514a0 100644
> > > > --- a/arch/x86/include/asm/intel_pinctrl.h
> > > > +++ b/arch/x86/include/asm/intel_pinctrl.h
> > > > @@ -300,6 +300,7 @@ u32 intel_pinctrl_get_config_reg(struct udevice *dev, uint offset);
> > > > * @pad: Pad to check
> > > > * @devp: Returns pinctrl device containing that pad
> > > > * @offsetp: Returns offset of pad within that pinctrl device
> > > > + * @return 0 if OK, -ENOTBLK if pad number is invalid
> > >
> > > It's weird that ENOTBLK is used for a pinctrl.
> > >
> >
> > Yes. I want it to be very distinctive since it is passed through many
> > functions. Can you suggest a better value?
>
> How about -EINVAL?
That is not distinctive though. Lots of things produce that error and
it is mostly reserved for bad arguments in ofdata_to_platdata methods.
Regards,
Simon
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