[PATCH v4 1/2] watchdog: Add a new flag WDIOF_STOP_MAYSLEEP

[George Cherian]

From: Marek Behún <kabel at kernel.org> 
Sent: Wednesday, March 5, 2025 3:48 PM
To: George Cherian <gcherian at marvell.com>
Cc: linux at roeck-us.net; wim at linux-watchdog.org; jwerner at chromium.org; evanbenn at chromium.org; krzk at kernel.org; mazziesaccount at gmail.com; thomas.richard at bootlin.com; lma at chromium.org; bleung at chromium.org; support.opensource at diasemi.com; shawnguo at kernel.org; s.hauer at pengutronix.de; kernel at pengutronix.de; festevam at gmail.com; andy at kernel.org; paul at crapouillou.net; alexander.usyskin at intel.com; andreas.werner at men.de; daniel at thingy.jp; romain.perier at gmail.com; avifishman70 at gmail.com; tmaimon77 at gmail.com; tali.perry1 at gmail.com; venture at google.com; yuenn at google.com; benjaminfair at google.com; maddy at linux.ibm.com; mpe at ellerman.id.au; npiggin at gmail.com; christophe.leroy at csgroup.eu; naveen at kernel.org; mwalle at kernel.org; xingyu.wu at starfivetech.com; ziv.xu at starfivetech.com; hayashi.kunihiko at socionext.com; mhiramat at kernel.org; linux-watchdog at vger.kernel.org; linux-kernel at vger.kernel.org; linux-arm-kernel at lists.infradead.org; chrome-platform at lists.linux.dev; imx at lists.linux.dev; linux-mips at vger.kernel.org; openbmc at lists.ozlabs.org; linuxppc-dev at lists.ozlabs.org; patches at opensource.cirrus.com
Subject: Re: [PATCH v4 1/2] watchdog: Add a new flag WDIOF_STOP_MAYSLEEP
> Hi George,
>
> why is armada_37xx_wdt also here?
> The stop function in that driver may not sleep.
Marek,

Thanks for reviewing.
Since the stop function has a regmap_write(), I thought it might sleep.
Now that you pointed it out, I assume that it is an MMIO based regmap being used for armada.
I will update the same in the next version

>
> Marek

-George