[PATCH v6 0/7] Add virtio-iommu driver

Jean-Philippe Brucker jean-philippe.brucker at arm.com
Tue Dec 11 18:20:57 UTC 2018


Implement the virtio-iommu driver, following specification v0.9 [1].

Only minor changes since v5 [2]. I fixed issues reported by Michael and
added tags from Eric and Bharat. Thanks!

You can find Linux driver and kvmtool device on v0.9 branches [3],
module and x86 support on virtio-iommu/devel. Also tested with Eric's
QEMU device [4].

[1] Virtio-iommu specification v0.9, sources and pdf
    git://linux-arm.org/virtio-iommu.git virtio-iommu/v0.9
    http://jpbrucker.net/virtio-iommu/spec/v0.9/virtio-iommu-v0.9.pdf

[2] [PATCH v5 0/7] Add virtio-iommu driver
    https://www.spinics.net/lists/linux-pci/msg78158.html

[3] git://linux-arm.org/linux-jpb.git virtio-iommu/v0.9.1
    git://linux-arm.org/kvmtool-jpb.git virtio-iommu/v0.9

[4] [RFC v9 00/17] VIRTIO-IOMMU device
    https://www.mail-archive.com/qemu-devel@nongnu.org/msg575578.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                  | 1157 +++++++++++++++++
 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, 1448 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

-- 
2.19.1



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