Re: [PATCH v4 3/8] gpio: cdev: go back to storing debounce period in the GPIO descriptor
From: Bartosz Golaszewski
Date: Thu Oct 17 2024 - 10:13:56 EST
On Thu, Oct 17, 2024 at 2:44 PM Kent Gibson <warthog618@xxxxxxxxx> wrote:
>
> On Thu, Oct 17, 2024 at 10:14:11AM +0200, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> >
> > @@ -1047,7 +925,7 @@ static int debounce_setup(struct line *line, unsigned int debounce_period_us)
> > /* try hardware */
> > ret = gpiod_set_debounce(line->desc, debounce_period_us);
> > if (!ret) {
> > - line_set_debounce_period(line, debounce_period_us);
> > + WRITE_ONCE(line->desc->debounce_period_us, debounce_period_us);
> > return ret;
> > }
>
> Not related to this change, but this check looks redundant to me - the same
> is performed where debounce_setup() is called.
>
> Want a patch to remove it?
>
> Cheers,
> Kent.
Sure! Can you rebase it on top of my series?
Bart