Re: [PATCH v3] iommu/arm-smmu: Plumb in new ACPI identifiers

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On Mon, Jun 19, 2017 at 04:41:56PM +0100, Robin Murphy wrote:
> Revision C of IORT now allows us to identify ARM MMU-401 and the Cavium
> ThunderX implementation. Wire them up so that we can probe these models
> once firmware starts using the new codes in place of generic ones, and
> so that the appropriate features and quirks get enabled when we do.
> 
> For the sake of backports and mitigating sychronisation problems with
> the ACPICA headers, we'll carry a backup copy of the new definitions
> locally for the short term to make life simpler.
> 
> CC: stable@xxxxxxxxxxxxxxx # 4.10
> Acked-by: Robert Richter <rrichter@xxxxxxxxxx>
> Tested-by: Robert Richter <rrichter@xxxxxxxxxx>
> Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx>
> ---
> 
> v3: The patch that actually landed in ACPICA was slightly tweaked for
>     self-consistency, so s/CAVIUM_SMMUV2/CAVIUM_THUNDERX/ to match.
> 
>  drivers/iommu/arm-smmu.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)

I've picked this one up.

Will



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