Re: [PATCH v4 0/2] add support for GPIO based counter

[Oleksij Rempel]

On Tue, Jan 26, 2021 at 02:18:34PM +0100, Marc Kleine-Budde wrote:
> On 1/26/21 2:12 PM, Oleksij Rempel wrote:
> > changes v4:
> > - use IRQ_NOAUTOEN to not enable IRQ by default
> > - rename gpio_ from name pattern and make this driver work any IRQ
> >   source.
> > 
> > changes v3:
> > - convert counter to atomic_t
> 
> What's the guaranteed width of atomic_t? IIRC a long time ago it was 24 bit only....

32 bits. The counter is wrapped after 4294967295

Regards,
Oleksij
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