Messages in this thread | | | Date | Tue, 28 Mar 2023 16:24:44 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v6 5/5] mfd: max77541: Add ADI MAX77541/MAX77540 PMIC Support |
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On Tue, Mar 28, 2023 at 04:18:30PM +0200, Nuno Sá wrote: > On Tue, 2023-03-28 at 14:46 +0100, Mark Brown wrote: > > On Tue, Mar 28, 2023 at 03:26:44PM +0200, Nuno Sá wrote:
> > > IIRC, regmap_read() is not really reentrant and it is used in the > > > IIO > > > driver on the sysfs interface. So, yeah, I think you need the > > > regmap > > > lock and better just leave the config as is. Yes, the lock is opt- > > > out > > > so let's not disable it :)
> > All the regmap operations are fully thread safe.
> Even if 'config->disable_locking' is set? I think that is what's being > discussed in here...
In that case the caller has to ensure that the regmap is only used in a thread safe fashion. [unhandled content-type:application/pgp-signature] | |