Re: [PATCH v3 20/33] iommu/mediatek: Allow IOMMU_DOMAIN_UNMANAGED for PCIe VFIO

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Subject: Re: [PATCH v3 20/33] iommu/mediatek: Allow IOMMU_DOMAIN_UNMANAGED for PCIe VFIO
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Date: Tue, 4 Jan 2022 16:54:54 +0100
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>, Tomasz Figa <tfiga@xxxxxxxxxxxx>, linux-mediatek@xxxxxxxxxxxxxxxxxxx, srv_heupstream@xxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>, youlin.pei@xxxxxxxxxxxx, anan.sun@xxxxxxxxxxxx, chao.hao@xxxxxxxxxxxx, yen-chang.chen@xxxxxxxxxxxx
In-reply-to: <20210923115840.17813-21-yong.wu@mediatek.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0

Il 23/09/21 13:58, Yong Wu ha scritto:

Allow the type IOMMU_DOMAIN_UNMANAGED since vfio_iommu_type1.c always call
iommu_domain_alloc. The PCIe EP works ok when going through vfio.

Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>




Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>

References:
- [PATCH v3 00/33] MT8195 IOMMU SUPPORT
  - From: Yong Wu
- [PATCH v3 20/33] iommu/mediatek: Allow IOMMU_DOMAIN_UNMANAGED for PCIe VFIO
  - From: Yong Wu

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