linux-kernel - Re: [PATCH v1 1/1] gpiolib: of: Move enum of_gpio

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Date:   Fri, 13 Jan 2023 14:23:51 -0600
From:   Rob Herring <robh@...nel.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Frank Rowand <frowand.list@...il.com>
Subject: Re: [PATCH v1 1/1] gpiolib: of: Move enum of_gpio_flags to its only
 user

On Thu, Jan 12, 2023 at 06:22:25PM +0200, Andy Shevchenko wrote:
> On Thu, Jan 12, 2023 at 04:51:40PM +0200, Andy Shevchenko wrote:
> > GPIO library for OF is the only user for enum of_gpio_flags.
> > Move it there.
> 
> ...
> 
> > +/*
> > + * This is Linux-specific flags. By default controllers' and Linux' mapping
> > + * match, but GPIO controllers are free to translate their own flags to
> > + * Linux-specific in their .xlate callback. Though, 1:1 mapping is recommended.
> > + */
> 
> Now that I re-read the comment, I think this can be postponed until we get a
> consensus that no new driver is ever should do non 1:1 mapping.
> 
> If that consensus achieved, we may drop this enum altogether and replace it
> with the generic flags..

We don't keep things with no users. We can move this back if there ever 
is a user.

Rob