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 -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |