Re: [PATCH v6 0/9] SMMU handling for PCIe Passthrough on ARM

[Mykyta Poturai <Mykyta_Poturai@xxxxxxxx>]

On 09.11.23 20:27, Stewart Hildebrand wrote:
> This series introduces SMMU handling for PCIe passthrough on ARM. These 
> patches
> should be able to be upstreamed independently from the vPCI series [1]. See 
> [2]
> for notes about test cases.
> 
> [1] https://lists.xenproject.org/archives/html/xen-devel/2023-10/msg00660.html
> [2] https://lists.xenproject.org/archives/html/xen-devel/2023-06/msg01135.html
> 
> v5->v6:
> * don't revert ("xen/arm: Add cmdline boot option "pci-passthrough = 
> <boolean>"")
> * add ("xen/arm: enable dom0 to use PCI devices with pci-passthrough=no")
> 
> v4->v5:
> * drop ("xen/arm: Improve readability of check for registered devices")
> * drop ("xen/arm: Move is_protected flag to struct device")
> * add ("xen/arm: don't pass iommu properties to hwdom for iommu-map")
> * add ("xen/arm: Fix mapping for PCI bridge mmio region")
> * revert ("xen/arm: Add cmdline boot option "pci-passthrough = <boolean>"")
> * add ("xen/arm: Map ITS doorbell register to IOMMU page tables.")
> * fix test case #1 with PCI device in dom0
> 
> v3->v4:
> * split a change from ("xen/arm: Move is_protected flag to struct device") 
> into
>    a new separate patch
> * see individual patches for further details
> 
> v2->v3:
> * drop "pci/arm: Use iommu_add_dt_pci_device()"
> * drop "RFC: pci/arm: don't do iommu call for phantom functions"
> * move invocation of sideband ID mapping function to add_device()
>    platform_ops/iommu_ops hook
> 
> v1->v2:
> * phantom device handling
> * shuffle around iommu_add_dt_pci_device()
> 
> Oleksandr Andrushchenko (1):
>    xen/arm: smmuv2: Add PCI devices support for SMMUv2
> 
> Oleksandr Tyshchenko (2):
>    iommu/arm: Add iommu_dt_xlate()
>    iommu/arm: Introduce iommu_add_dt_pci_sideband_ids API
> 
> Rahul Singh (3):
>    xen/arm: smmuv3: Add PCI devices support for SMMUv3
>    xen/arm: Fix mapping for PCI bridge mmio region
>    xen/arm: Map ITS doorbell register to IOMMU page tables
> 
> Stewart Hildebrand (3):
>    xen/arm: don't pass iommu properties to hwdom for iommu-map
>    iommu/arm: iommu_add_dt_pci_sideband_ids phantom handling
>    xen/arm: enable dom0 to use PCI devices with pci-passthrough=no
> 
>   xen/arch/arm/device.c                 |   2 +-
>   xen/arch/arm/domain_build.c           |   2 +
>   xen/arch/arm/pci/pci.c                |   3 +-
>   xen/arch/arm/vgic-v3-its.c            |  15 ++
>   xen/common/device_tree.c              |  91 ++++++++++++
>   xen/drivers/passthrough/arm/smmu-v3.c | 131 +++++++++++++++--
>   xen/drivers/passthrough/arm/smmu.c    | 199 ++++++++++++++++++++++----
>   xen/drivers/passthrough/device_tree.c |  97 ++++++++++---
>   xen/drivers/pci/physdev.c             |   6 -
>   xen/include/xen/device_tree.h         |  23 +++
>   xen/include/xen/iommu.h               |  26 +++-
>   11 files changed, 528 insertions(+), 67 deletions(-)
> 
> 
> base-commit: bede1c7e3b790b63f1ff3ea3ee4e476b012fdf2c

Hi Stewart,
I noticed there was no activity for this series for some time. Are you 
still working on this or would it be okay if I take this over and start 
preparing the V7?

-- 
Mykyta