From: Eric Auger <eric.auger@redhat.com>
To: Jean-Philippe Brucker <jean-philippe@linaro.org>,
rjw@rjwysocki.net, lenb@kernel.org, joro@8bytes.org,
mst@redhat.com
Cc: will@kernel.org, catalin.marinas@arm.com,
baolu.lu@linux.intel.com, dwmw2@infradead.org,
linux-acpi@vger.kernel.org, iommu@lists.linux-foundation.org,
virtualization@lists.linux-foundation.org,
linux-arm-kernel@lists.infradead.org, sebastien.boeuf@intel.com,
robin.murphy@arm.com, kevin.tian@intel.com,
lorenzo.pieralisi@arm.com, guohanjun@huawei.com,
sudeep.holla@arm.com
Subject: Re: [PATCH v4 0/6] Add support for ACPI VIOT
Date: Wed, 16 Jun 2021 14:40:02 +0200 [thread overview]
Message-ID: <883de842-d50a-53f9-7589-a6d20e913f2d@redhat.com> (raw)
In-Reply-To: <20210610075130.67517-1-jean-philippe@linaro.org>
Hi Jean,
On 6/10/21 9:51 AM, Jean-Philippe Brucker wrote:
> Add a driver for the ACPI VIOT table, which provides topology
> information for para-virtual IOMMUs. Enable virtio-iommu on
> non-devicetree platforms, including x86.
>
> Since v3 [1] I fixed a build bug for !CONFIG_IOMMU_API. Joerg offered to
> take this series through the IOMMU tree, which requires Acks for patches
> 1-3.
>
> You can find a QEMU implementation at [2], with extra support for
> testing all VIOT nodes including MMIO-based endpoints and IOMMU.
> This series is at [3].
>
> [1] https://lore.kernel.org/linux-iommu/20210602154444.1077006-1-jean-philippe@linaro.org/
> [2] https://jpbrucker.net/git/qemu/log/?h=virtio-iommu/acpi
> [3] https://jpbrucker.net/git/linux/log/?h=virtio-iommu/acpi
I tested the series on both aarch64 and x86_64 with qemu. It works for me.
Feel free to add my T-b.
Tested-by: Eric Auger <eric.auger@redhat.com>
Thanks
Eric
>
>
> Jean-Philippe Brucker (6):
> ACPI: arm64: Move DMA setup operations out of IORT
> ACPI: Move IOMMU setup code out of IORT
> ACPI: Add driver for the VIOT table
> iommu/dma: Pass address limit rather than size to
> iommu_setup_dma_ops()
> iommu/dma: Simplify calls to iommu_setup_dma_ops()
> iommu/virtio: Enable x86 support
>
> drivers/acpi/Kconfig | 3 +
> drivers/iommu/Kconfig | 4 +-
> drivers/acpi/Makefile | 2 +
> drivers/acpi/arm64/Makefile | 1 +
> include/acpi/acpi_bus.h | 3 +
> include/linux/acpi.h | 3 +
> include/linux/acpi_iort.h | 14 +-
> include/linux/acpi_viot.h | 19 ++
> include/linux/dma-iommu.h | 4 +-
> arch/arm64/mm/dma-mapping.c | 2 +-
> drivers/acpi/arm64/dma.c | 50 +++++
> drivers/acpi/arm64/iort.c | 129 ++-----------
> drivers/acpi/bus.c | 2 +
> drivers/acpi/scan.c | 78 +++++++-
> drivers/acpi/viot.c | 364 +++++++++++++++++++++++++++++++++++
> drivers/iommu/amd/iommu.c | 9 +-
> drivers/iommu/dma-iommu.c | 17 +-
> drivers/iommu/intel/iommu.c | 10 +-
> drivers/iommu/virtio-iommu.c | 8 +
> MAINTAINERS | 8 +
> 20 files changed, 580 insertions(+), 150 deletions(-)
> create mode 100644 include/linux/acpi_viot.h
> create mode 100644 drivers/acpi/arm64/dma.c
> create mode 100644 drivers/acpi/viot.c
>
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prev parent reply other threads:[~2021-06-16 12:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-10 7:51 [PATCH v4 0/6] Add support for ACPI VIOT Jean-Philippe Brucker
2021-06-10 7:51 ` [PATCH v4 1/6] ACPI: arm64: Move DMA setup operations out of IORT Jean-Philippe Brucker
2021-06-16 9:35 ` Eric Auger
2021-06-10 7:51 ` [PATCH v4 2/6] ACPI: Move IOMMU setup code " Jean-Philippe Brucker
2021-06-16 9:35 ` Eric Auger
2021-06-18 7:41 ` Jean-Philippe Brucker
2021-06-18 9:16 ` Robin Murphy
2021-06-10 7:51 ` [PATCH v4 3/6] ACPI: Add driver for the VIOT table Jean-Philippe Brucker
2021-06-16 13:26 ` Eric Auger
2021-06-18 7:43 ` Jean-Philippe Brucker
2021-06-17 11:50 ` Rafael J. Wysocki
2021-06-18 7:54 ` Jean-Philippe Brucker
2021-06-10 7:51 ` [PATCH v4 4/6] iommu/dma: Pass address limit rather than size to iommu_setup_dma_ops() Jean-Philippe Brucker
2021-06-16 15:28 ` Eric Auger
2021-06-18 9:18 ` Jean-Philippe Brucker
2021-06-10 7:51 ` [PATCH v4 5/6] iommu/dma: Simplify calls " Jean-Philippe Brucker
2021-06-16 15:50 ` Eric Auger
2021-06-16 17:02 ` Robin Murphy
2021-06-18 10:50 ` Jean-Philippe Brucker
2021-06-18 11:19 ` Robin Murphy
2021-06-10 7:51 ` [PATCH v4 6/6] iommu/virtio: Enable x86 support Jean-Philippe Brucker
2021-06-16 15:52 ` Eric Auger
2021-06-16 6:34 ` [PATCH v4 0/6] Add support for ACPI VIOT Jean-Philippe Brucker
2021-06-16 12:40 ` Eric Auger [this message]
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