Re: [RFC/PATCH] backlight: hx8357: prepare to conversion to gpiod API

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On Thu, Oct 6, 2022 at 12:05 PM Daniel Thompson
<daniel.thompson@xxxxxxxxxx> wrote:
> On Thu, Oct 06, 2022 at 11:03:15AM +0200, Linus Walleij wrote:
> > On Tue, Oct 4, 2022 at 10:35 PM Dmitry Torokhov
> > <dmitry.torokhov@xxxxxxxxx> wrote:
> >
> > > > Dmitry, could you fix this? Just patch away in gpiolib-of.c.
> > >
> > > Sure, I'll add a few quirks. I wonder what is the best way to merge
> > > this? I can create a bunch of IBs to be pulled, or I can send quirks to
> > > you/Bartosz and once they land send the patches to drivers...
> >
> > When I did it I was sufficiently convinced that I was the only one patching
> > the quirks in gpiolib-of.c that merge window so I just included it as
> > a hunk in the driver patch. If there will be some more patches to that
> > file I guess some separate patch(es) for gpiolib-of.c is needed, maybe
> > an immutable branch for those if it becomes a lot.
>
> Are renames likely to be a common quirk on the road to libgpiod
> conversion?
>
> I admit I sort of expected it to be common enough that there would be
> one rename quirk in the code supported by an alphabetized string table.
> Such a table would certainly still provoke troublesome merges but ones
> that are trivially resolved.

Dmitry added a table of sorts, the problems are usually a bit unique
for each instance of nonstandard DT GPIO bindings, that's why I
mostly solved it with open coding in gpiolib-of.c.

Yours,
Linus Walleij



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