Re: [PATCH] irqchip: Provide stronger type checking for IRQCHIP_MATCH/IRQCHIP_DECLARE

From: Florian Fainelli
Date: Thu Oct 21 2021 - 14:06:46 EST


On 10/20/21 3:45 AM, Marc Zyngier wrote:
> Both IRQCHIP_DECLARE() and IRQCHIP_MATCH() use an underlying of_device_id()
> structure to encode the matching property and the init callback.
> However, this callback is stored in as a void * pointer, which obviously
> defeat any attempt at stronger type checking.
>
> Work around this by providing a new macro that builds on top of the
> __typecheck() primitive, and that can be used to warn when there is
> a discrepency between the drivers and core code.
>
> Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>

Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
--
Florian