On Mon, Nov 9, 2020 at 4:32 PM Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxx> wrote:
> On 09/11/2020 16:17:40+0200, Andy Shevchenko wrote:
> > > + if (input != bank->is_input) {
> >
> > > + dev_err(pctldev->dev, "Pin %d direction as %s is not possible\n",
> > > + pin, input ? "input" : "output");
> >
> > Do we need this noise? Isn't user space getting a proper error code as
> > per doc and can handle this?
>
> Why would userspace get the error code?
Huh?! Why it shouldn't. How will users know if they are doing something wrong?
> Userspace should never have to
> handle gpios directly or you are doing something wrong.
This is true, but check how error codes are propagated to the user space.
--
With Best Regards,
Andy Shevchenko
