From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Marek Vasut <marek.vasut@mailbox.org>
Cc: Cristian Marussi <cristian.marussi@arm.com>,
Sudeep Holla <sudeep.holla@arm.com>,
arm-scmi@vger.kernel.org, Conor Dooley <conor+dt@kernel.org>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Rob Herring <robh@kernel.org>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH v4 2/2] firmware: arm_scmi: Implement arm,no-completion-irq property
Date: Mon, 9 Feb 2026 11:56:25 +0100 [thread overview]
Message-ID: <aYm9Waibey1yG1o4@ninjato> (raw)
In-Reply-To: <9175b8aa-18c6-4dc1-8904-c26fa1dc7428@mailbox.org>
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@mailbox.org>
> > > ---
...
> >
> > LGTM.
> >
> > Reviewed-by: Cristian Marussi <cristian.marussi@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
next prev parent reply other threads:[~2026-02-09 10:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-17 1:02 [PATCH v4 1/2] dt-bindings: firmware: arm,scmi: Document arm,no-completion-irq property Marek Vasut
2026-01-17 1:02 ` [PATCH v4 2/2] firmware: arm_scmi: Implement " Marek Vasut
2026-01-19 16:57 ` Cristian Marussi
2026-02-09 10:53 ` Marek Vasut
2026-02-09 10:56 ` Wolfram Sang [this message]
2026-02-09 13:00 ` Cristian Marussi
2026-02-09 15:44 ` Sudeep Holla
2026-02-09 16:19 ` Marek Vasut
2026-02-10 11:11 ` Wolfram Sang
2026-01-19 16:53 ` [PATCH v4 1/2] dt-bindings: firmware: arm,scmi: Document " Cristian Marussi
2026-01-19 17:02 ` Sudeep Holla
2026-01-21 2:05 ` Rob Herring
2026-01-19 19:00 ` Marek Vasut
2026-03-09 9:10 ` Sudeep Holla
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