linux-kernel - Re: [PATCH v3 01/26] irqdomain: Add firmware info reporting interface

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Message-ID: <20251009174200.0000281c@huawei.com>
Date: Thu, 9 Oct 2025 17:42:00 +0100
From: Jonathan Cameron <jonathan.cameron@...wei.com>
To: Marc Zyngier <maz@...nel.org>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-acpi@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>, "Mark
 Rutland" <mark.rutland@....com>, Will Deacon <will@...nel.org>, "Rafael J.
 Wysocki" <rafael@...nel.org>, Rob Herring <robh@...nel.org>, "Saravana
 Kannan" <saravanak@...gle.com>, Greg Kroah-Hartman
	<gregkh@...uxfoundation.org>, Sven Peter <sven@...nel.org>, Janne Grunau
	<j@...nau.net>, Suzuki K Poulose <suzuki.poulose@....com>, James Clark
	<james.clark@...aro.org>
Subject: Re: [PATCH v3 01/26] irqdomain: Add firmware info reporting
 interface

On Mon, 22 Sep 2025 09:28:08 +0100
Marc Zyngier <maz@...nel.org> wrote:

> Allow an irqdomain callback to report firmware-provided information
> that is otherwise not available in a generic way. This is reported
> using a new data structure (struct irq_fwspec_info).
> 
> This callback is optional and the only information that can be
> reported currently is the affinity of an interrupt. However, the
> containing structure is designed to be extensible, allowing other
> potentially relevant information to be reported in the future.
> 
> Signed-off-by: Marc Zyngier <maz@...nel.org>

Reviewed-by: Jonathan Cameron <jonathan.cameron@...wei.com>