From: Baolu Lu <baolu.lu@linux•intel.com>
To: Jason Gunthorpe <jgg@nvidia•com>, Andy Gross <agross@kernel•org>,
Alim Akhtar <alim.akhtar@samsung•com>,
Bjorn Andersson <andersson@kernel•org>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora•com>,
Baolin Wang <baolin.wang@linux•alibaba.com>,
Christophe Leroy <christophe.leroy@csgroup•eu>,
Gerald Schaefer <gerald.schaefer@linux•ibm.com>,
Heiko Stuebner <heiko@sntech•de>,
iommu@lists•linux.dev, Jernej Skrabec <jernej.skrabec@gmail•com>,
Jonathan Hunter <jonathanh@nvidia•com>,
Joerg Roedel <joro@8bytes•org>, Kevin Tian <kevin.tian@intel•com>,
Konrad Dybcio <konrad.dybcio@linaro•org>,
Krzysztof Kozlowski <krzysztof.kozlowski@linaro•org>,
linux-arm-kernel@lists•infradead.org,
linux-arm-msm@vger•kernel.org,
linux-mediatek@lists•infradead.org,
linux-rockchip@lists•infradead.org, linux-s390@vger•kernel.org,
linux-samsung-soc@vger•kernel.org, linux-sunxi@lists•linux.dev,
linux-tegra@vger•kernel.org, Russell King <linux@armlinux•org.uk>,
linuxppc-dev@lists•ozlabs.org,
Matthias Brugger <matthias.bgg@gmail•com>,
Matthew Rosato <mjrosato@linux•ibm.com>,
Michael Ellerman <mpe@ellerman•id.au>,
Nicholas Piggin <npiggin@gmail•com>,
Orson Zhai <orsonzhai@gmail•com>, Rob Clark <robdclark@gmail•com>,
Robin Murphy <robin.murphy@arm•com>,
Samuel Holland <samuel@sholland•org>,
Thierry Reding <thierry.reding@gmail•com>,
Krishna Reddy <vdumpa@nvidia•com>, Chen-Yu Tsai <wens@csie•org>,
Will Deacon <will@kernel•org>, Yong Wu <yong.wu@mediatek•com>,
Chunyan Zhang <zhang.lyra@gmail•com>
Cc: Thierry Reding <treding@nvidia•com>,
Niklas Schnelle <schnelle@linux•ibm.com>,
Steven Price <steven.price@arm•com>,
Nicolin Chen <nicolinc@nvidia•com>,
Dmitry Osipenko <digetx@gmail•com>,
baolu.lu@linux•intel.com,
Marek Szyprowski <m.szyprowski@samsung•com>
Subject: Re: [PATCH v5 02/25] iommu: Add IOMMU_DOMAIN_PLATFORM
Date: Wed, 26 Jul 2023 14:24:18 +0800 [thread overview]
Message-ID: <7186790f-abed-61ba-2d19-6ab66640f30a@linux.intel.com> (raw)
In-Reply-To: <2-v5-d0a204c678c7+3d16a-iommu_all_defdom_jgg@nvidia.com>
On 2023/7/25 1:21, Jason Gunthorpe wrote:
> This is used when the iommu driver is taking control of the dma_ops,
> currently only on S390 and power spapr. It is designed to preserve the
> original ops->detach_dev() semantic that these S390 was built around.
>
> Provide an opaque domain type and a 'default_domain' ops value that allows
> the driver to trivially force any single domain as the default domain.
>
> Signed-off-by: Jason Gunthorpe<jgg@nvidia•com>
> ---
> drivers/iommu/iommu.c | 14 +++++++++++++-
> include/linux/iommu.h | 6 ++++++
> 2 files changed, 19 insertions(+), 1 deletion(-)
Reviewed-by: Lu Baolu <baolu.lu@linux•intel.com>
next prev parent reply other threads:[~2023-07-26 6:26 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-24 17:21 [PATCH v5 00/25] iommu: Make default_domain's mandatory Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 01/25] iommu: Add iommu_ops->identity_domain Jason Gunthorpe
2023-07-26 6:11 ` Baolu Lu
2023-07-24 17:21 ` [PATCH v5 02/25] iommu: Add IOMMU_DOMAIN_PLATFORM Jason Gunthorpe
2023-07-26 6:24 ` Baolu Lu [this message]
2023-07-24 17:21 ` [PATCH v5 03/25] powerpc/iommu: Setup a default domain and remove set_platform_dma_ops Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 04/25] iommu: Add IOMMU_DOMAIN_PLATFORM for S390 Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 05/25] iommu/fsl_pamu: Implement a PLATFORM domain Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 06/25] iommu/tegra-gart: Remove tegra-gart Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 07/25] iommu/mtk_iommu_v1: Implement an IDENTITY domain Jason Gunthorpe
2023-07-24 17:21 ` [PATCH v5 08/25] iommu: Reorganize iommu_get_default_domain_type() to respect def_domain_type() Jason Gunthorpe
2023-07-26 9:33 ` Baolu Lu
2023-07-24 17:21 ` [PATCH v5 09/25] iommu: Allow an IDENTITY domain as the default_domain in ARM32 Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 10/25] iommu/exynos: Implement an IDENTITY domain Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 11/25] iommu/tegra-smmu: " Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 12/25] iommu/tegra-smmu: Support DMA domains in tegra Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 13/25] iommu/omap: Implement an IDENTITY domain Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 14/25] iommu/msm: " Jason Gunthorpe
2023-07-24 22:22 ` Dmitry Baryshkov
2023-07-24 17:22 ` [PATCH v5 15/25] iommufd/selftest: Make the mock iommu driver into a real driver Jason Gunthorpe
2023-08-02 23:50 ` Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 16/25] iommu: Remove ops->set_platform_dma_ops() Jason Gunthorpe
2023-07-26 9:42 ` Baolu Lu
2023-07-24 17:22 ` [PATCH v5 17/25] iommu/qcom_iommu: Add an IOMMU_IDENTITIY_DOMAIN Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 18/25] iommu/ipmmu: " Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 19/25] iommu/mtk_iommu: " Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 20/25] iommu/sun50i: " Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 21/25] iommu: Require a default_domain for all iommu drivers Jason Gunthorpe
2023-07-26 9:50 ` Baolu Lu
2023-07-24 17:22 ` [PATCH v5 22/25] iommu: Add __iommu_group_domain_alloc() Jason Gunthorpe
2023-07-26 9:54 ` Baolu Lu
2023-07-24 17:22 ` [PATCH v5 23/25] iommu: Add ops->domain_alloc_paging() Jason Gunthorpe
2023-07-26 10:02 ` Baolu Lu
2023-07-24 17:22 ` [PATCH v5 24/25] iommu: Convert simple drivers with DOMAIN_DMA to domain_alloc_paging() Jason Gunthorpe
2023-07-24 17:22 ` [PATCH v5 25/25] iommu: Convert remaining simple drivers " Jason Gunthorpe
2023-07-31 12:29 ` [PATCH v5 00/25] iommu: Make default_domain's mandatory Jason Gunthorpe
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