Re: [PATCH v2 5/6] gpiolib: cdev: consolidate edge detector configuration flags

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On Thu, Jul 14, 2022 at 4:04 AM Kent Gibson <warthog618@xxxxxxxxx> wrote:

> Combine the polarity_change flag, struct line eflags, and hte enable
> flag into a single flag variable.
>
> The combination of these flags describes the configuration state
> of the edge detector, so formalize and clarify that by combining
> them into a single variable, edflags, in struct line.
>
> The edflags is a subset of the GPIO_V2_LINE_FLAGsb relevant to

What is that "b" at the end of GPIO_V2_LINE_FLAGsb?
Oh well no big deal. Bart can fix when applying if it is disturbing.

> the edge detector, and is also a superset of the eflags it replaces.
> The eflags name is still used to describe the subset of edflags
> corresponding to the rising/falling edge flags where edflags is
> masked down to that subset.
>
> This consolidation reduces the number of variables being passed,
> simplifies state comparisons, and provides a more extensible
> foundation should additional edge sources be integrated in the
> future.
>
> Signed-off-by: Kent Gibson <warthog618@xxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij



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