Re: [PATCH 3/8] gpio: tqmx86: change tqmx86_gpio_write() order of arguments to match regmap API
From: Matthias Schiffer
Date: Wed May 29 2024 - 08:24:08 EST
On Wed, 2024-05-29 at 14:11 +0200, Andrew Lunn wrote:
>
> On Wed, May 29, 2024 at 02:03:35PM +0200, Bartosz Golaszewski wrote:
> > On Wed, May 29, 2024 at 9:46 AM Matthias Schiffer
> > <matthias.schiffer@xxxxxxxxxxxxxxx> wrote:
> > >
> > > Conversion to actually use regmap does not seem useful for this driver,
> > > as regmap can't properly represent separate read-only and write-only
> > > registers at the same address, but we can at least match the API to make
> > > the code clearer.
> > >
> > > No functional change intended.
> > >
> > > Fixes: b868db94a6a7 ("gpio: tqmx86: Add GPIO from for this IO controller")
> >
> > This is not a fix.
>
> Agreed.
>
> I'm somewhat conflicted by this patch. It is a step towards using
> regmap, but then says regmap does not make sense. So why make that
> step?
>
> Changing the order of parameters like this seems like it is will make
> back porting bug fixes harder, unless all supported versions are
> changed, which is why fixes make sense. Does the compiler at least
> issue a warning if the parameters are used the wrong way around?
>
> Overall, i'm leaning towards just dropping it.
>
> Andrew
Okay, will drop this patch.
Matthias