Re: [RFC PATCH v3 14/15] gpio: Add definition for GPIO direction

From: Vaittinen, Matti
Date: Mon Nov 04 2019 - 10:48:34 EST


Hello All,

On Sun, 2019-11-03 at 23:30 +0100, Linus Walleij wrote:
> Hi Matti!
>
> Good initiative (and I will see a ton of janitorial patches as a
> result of this...)

I have somewhere near 62 patches waiting to be sent =) They're pretty
small but I'd appreciate thorough review as they're mostly untested...
Do you mind receiving them all in one go? Or do you think I should send
the series in smaller chuncks?

> On Fri, Nov 1, 2019 at 12:50 PM Matti Vaittinen
> <matti.vaittinen@xxxxxxxxxxxxxxxxx> wrote:
>
> > At least for me it is difficult to remember the meaning of GPIO
> > direction values. Define GPIO_IN and GPIO_OUT so that occasional
> > GPIO contributors would not need to always check the meaning of
> > hard coded values 1 and 0.
> >
> > Signed-off-by: Matti Vaittinen <matti.vaittinen@xxxxxxxxxxxxxxxxx>
> (...)
> > +#define GPIO_IN 1
> > +#define GPIO_OUT 0
>
> Please spell it out or people will be confused:
>
> GPIO_LINE_DIRECTION_IN
> GPIO_LINE_DIRECTION_OUT
>
> Yours,
> Linus Walleij