Re: [PATCH v2 1/1] gpio: add sloppy logic analyzer using polling

From: Andy Shevchenko
Date: Mon Nov 22 2021 - 07:33:38 EST


On Mon, Nov 22, 2021 at 01:19:20PM +0100, Wolfram Sang wrote:

...

> > > > > + if (ret < 0) {
> > > >
> > > > > + dev_err(dev, "error naming the GPIOs: %d\n", ret);
> > > > > + return ret;
> > > > > + }
> > > >
> > > > Perhaps
> > > >
> > > > return dev_err_probe() ?
> > >
> > > Reading strings from DT can be deferred? I don't think so.
> >
> > There is a new development, i.e. the documentation for dev_err_probe()
> > is going to be amended to allow this. But I can't quickly find a patch
> > in mailing list with the related discussion.
>
> I still don't get this one, so if there is new development and you have
> a pointer, I'd be glad to hear about it. Otherwise we can fix it
> incrementally later.

See 7065f92255bb ("driver core: Clarify that dev_err_probe() is OK even w/out
-EPROBE_DEFER").

--
With Best Regards,
Andy Shevchenko