Re: [PATCH v2 0/2] PCI: Describe external-facing ports in device tree

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On 02/04/2019 20:15, Jean-Philippe Brucker wrote:
> Since v1 [1], I improved the wording of patch 1/2 as suggested by Bjorn.
> 
> Add an "external-facing" property to PCI ports in device-tree, to help
> identify untrusted devices. The notion of untrusted PCI devices was
> added to the v5.0 kernel to describe devices that should have strict
> IOMMU protection [2], for example devices that are plugged in a
> Thunderbolt port. ACPI systems use the ExternalFacingPort property [3].
> Add an equivalent mechanism to device tree.
> 
> [1] https://lore.kernel.org/linux-pci/20190318182124.53859-1-jean-philippe.brucker@xxxxxxx/
> [2] https://lkml.org/lkml/2018/11/26/631
> [3] https://docs.microsoft.com/en-us/windows-hardware/drivers/pci/dsd-for-pcie-root-ports#identifying-externally-exposed-pcie-root-ports

For both:

Reviewed-by: Grant Likely <grant.likely@xxxxxxx>

> 
> Jean-Philippe Brucker (2):
>    dt-bindings: Add external-facing PCIe port property
>    PCI: OF: Support external-facing property
> 
>   Documentation/devicetree/bindings/pci/pci.txt | 50 +++++++++++++++++++
>   drivers/pci/of.c                              |  3 ++
>   2 files changed, 53 insertions(+)
> 





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