[PATCH v4 2/2] firmware: arm_scmi: Implement arm,no-completion-irq property

Wolfram Sang wsa+renesas at sang-engineering.com
Mon Feb 9 02:56:25 PST 2026


Hi all,

> > > Implement new property arm,no-completion-irq, which sets all SCMI
> > > operation into poll mode. This is meant to work around uncooperative
> > > SCP implementations, which do not generate completion interrupts.
> > > This applies to mbox/shmem based implementations.
> > > 
> > > With this property set, such implementations which do not generate
> > > interrupts can be interacted with, until they are fixed to generate
> > > interrupts properly.
> > > 
> > > Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
> > > ---

...

> > 
> > LGTM.
> > 
> > Reviewed-by: Cristian Marussi <cristian.marussi at arm.com>
> 
> Is there anything left to do with these patches, or can this now be picked
> up ?

Would love to see this going in. I also work with the firmware which
needs this functionality.

All the best,

   Wolfram




More information about the linux-arm-kernel mailing list