| From | Yong Wu <> | Subject | [PATCH v3 20/33] iommu/mediatek: Allow IOMMU_DOMAIN_UNMANAGED for PCIe VFIO | Date | Thu, 23 Sep 2021 19:58:27 +0800 |
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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@mediatek.com> --- drivers/iommu/mtk_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 2818b984c905..d103e4f33078 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -450,7 +450,7 @@ static struct iommu_domain *mtk_iommu_domain_alloc(unsigned type) { struct mtk_iommu_domain *dom; - if (type != IOMMU_DOMAIN_DMA) + if (type != IOMMU_DOMAIN_DMA && type != IOMMU_DOMAIN_UNMANAGED) return NULL; dom = kzalloc(sizeof(*dom), GFP_KERNEL); -- 2.18.0
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