Re: [PATCH v2 10/11] gpio: pca953x: Convert to use bitmap API

From: Geert Uytterhoeven
Date: Wed Oct 23 2019 - 04:34:30 EST


Hi Andy,

On Wed, Oct 23, 2019 at 10:01 AM Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> On Tue, Oct 22, 2019 at 08:03:00PM +0200, Geert Uytterhoeven wrote:
> > On Tue, Oct 22, 2019 at 7:29 PM Andy Shevchenko
> > <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> > > Instead of customized approach convert the driver to use bitmap API.
>
> > > #define MAX_BANK 5
> > > #define BANK_SZ 8
> > > +#define MAX_LINE (MAX_BANK * BANK_SZ)
> >
> > Given (almost) everything is now bitmap (i.e. long [])-based, you might
> > as well increase MAX_BANK to a multiple of 4 or 8, e.g. 8.
>
> We can do it any time when we will really need it.

True. Especially as there's no real need to do it now.
(sorry, my mind mixed this up with gpio-74x164...)

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds