Hi Jean,
On 11/15/18 5:52 PM, Jean-Philippe Brucker wrote:
> Implement the virtio-iommu driver, following specification v0.8 [1].
>
> Changes since v3 [2]:
> * Rebase onto v4.20-rc2. Patch 3 now touches drivers/of/base.c instead
> of drivers/pci/of.c, since the map_rid() function has moved.
> * Removed the request timeout, that depended on DEBUG.
> * Other small fixes addressing comments on v3.
>
> You can find Linux driver and kvmtool device on my virtio-iommu/v0.8.1
> branches [3]. You can also test it with the latest version of Eric's
> QEMU device [4].
Tested-by: Eric Auger <>
this was tested with qemu
(https://github.com/eauger/qemu/tree/v3.1.0-rc1-virtio-iommu-v0.8.1)
Thanks
Eric
>
> [1] Virtio-iommu specification v0.8, sources and pdf
> git://linux-arm.org/virtio-iommu.git virtio-iommu/v0.8
> http://jpbrucker.net/virtio-iommu/spec/v0.8/virtio-iommu-v0.8.pdf
>
> [2] [PATCH v3 0/7] Add virtio-iommu driver
> https://www.spinics.net/lists/linux-pci/msg77110.html
>
> [3] git://linux-arm.org/linux-jpb.git virtio-iommu/v0.8.1
> git://linux-arm.org/kvmtool-jpb.git virtio-iommu/v0.8.1
>
> [4] [RFC v8 00/18] VIRTIO-IOMMU device
> https://www.mail-archive.com/[email protected]/msg572637.html
>
> Jean-Philippe Brucker (7):
> dt-bindings: virtio-mmio: Add IOMMU description
> dt-bindings: virtio: Add virtio-pci-iommu node
> of: Allow the iommu-map property to omit untranslated devices
> PCI: OF: Initialize dev->fwnode appropriately
> iommu: Add virtio-iommu driver
> iommu/virtio: Add probe request
> iommu/virtio: Add event queue
>
> .../devicetree/bindings/virtio/iommu.txt | 66 +
> .../devicetree/bindings/virtio/mmio.txt | 30 +
> MAINTAINERS | 7 +
> drivers/iommu/Kconfig | 11 +
> drivers/iommu/Makefile | 1 +
> drivers/iommu/virtio-iommu.c | 1160 +++++++++++++++++
> drivers/of/base.c | 10 +-
> drivers/pci/of.c | 7 +
> include/uapi/linux/virtio_ids.h | 1 +
> include/uapi/linux/virtio_iommu.h | 161 +++
> 10 files changed, 1451 insertions(+), 3 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/virtio/iommu.txt
> create mode 100644 drivers/iommu/virtio-iommu.c
> create mode 100644 include/uapi/linux/virtio_iommu.h
>
