[PATCH v3 01/26] irqdomain: Add firmware info reporting interface

[Jonathan Cameron]

On Mon, 22 Sep 2025 09:28:08 +0100
Marc Zyngier <maz at kernel.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 at kernel.org>

Reviewed-by: Jonathan Cameron <jonathan.cameron at huawei.com>