Re: [PATCH v3] irqchip/gic-v2m: Add workaround for Broadcom NS2 GICv2m erratum

From: Marc Zyngier
Date: Thu May 05 2016 - 12:39:45 EST


On 05/05/16 17:32, Ray Jui wrote:
> Alex Barba <alex.barba@xxxxxxxxxxxx> discovered Broadcom NS2 GICv2m
> implementation has an erratum where the MSI data needs to be the SPI
> number subtracted by an offset of 32, for the correct MSI interrupt
> to be triggered.
>
> Here we are adding the workaround based on readings from the MSI_IIDR
> register, which contains a value unique to Broadcom NS2 GICv2m
>
> Reported-by: Alex Barba <alex.barba@xxxxxxxxxxxx>
> Signed-off-by: Ray Jui <ray.jui@xxxxxxxxxxxx>

Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx>

I'll queue that for 4.7.

Thanks,

M.
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