Re: [PATCH v12 3/7] xen/arm: smmuv2: Add PCI devices support for SMMUv2

[Julien Grall <julien@xxxxxxx>]

On 02/07/2025 08:10, Mykyta Poturai wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
>
> Implement support for PCI devices in the SMMU driver. Make arm_smmu_master
> structure to hold a pointer to the device to allow it to hold PCI devices.
> Trigger iommu-map parsing when new PCI device is added. Add checks to
> assign/deassign functions to ensure PCI devices are handled correctly.
> Implement basic quarantining.
>
> All pci devices are automatically assigned to hardware domain if it exists
> to ensure it can probe them.
>
> TODO:
> Implement scratch page quarantining support.
>
> Signed-off-by: Oleksandr Tyshchenko <oleksandr_tyshchenko@xxxxxxxx>
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
> Signed-off-by: Stewart Hildebrand <stewart.hildebrand@xxxxxxx>
> Signed-off-by: Mykyta Poturai <mykyta_poturai@xxxxxxxx>
> Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Acked-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall