diff options
Diffstat (limited to 'drivers/iommu/amd/iommu.c')
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 9b1a01602bb3..a519aaec50e4 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2522,40 +2522,6 @@ int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, } EXPORT_SYMBOL(amd_iommu_complete_ppr); -struct iommu_domain *amd_iommu_get_v2_domain(struct pci_dev *pdev) -{ - struct protection_domain *pdomain; - struct iommu_dev_data *dev_data; - struct device *dev = &pdev->dev; - struct iommu_domain *io_domain; - - if (!check_device(dev)) - return NULL; - - dev_data = dev_iommu_priv_get(&pdev->dev); - pdomain = dev_data->domain; - io_domain = iommu_get_domain_for_dev(dev); - - if (pdomain == NULL && dev_data->defer_attach) { - dev_data->defer_attach = false; - pdomain = to_pdomain(io_domain); - attach_device(dev, pdomain); - } - - if (pdomain == NULL) - return NULL; - - if (io_domain->type != IOMMU_DOMAIN_DMA) - return NULL; - - /* Only return IOMMUv2 domains */ - if (!(pdomain->flags & PD_IOMMUV2_MASK)) - return NULL; - - return &pdomain->domain; -} -EXPORT_SYMBOL(amd_iommu_get_v2_domain); - int amd_iommu_device_info(struct pci_dev *pdev, struct amd_iommu_device_info *info) { |