Messages in this thread Patch in this message | | | From | Will Deacon <> | Subject | [PATCH 2/7] iommu/of: Request ACS from the PCI core when configuring IOMMU linkage | Date | Wed, 30 Oct 2019 14:51:07 +0000 |
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To avoid having to export 'pci_request_acs()' to modular IOMMU drivers, move the call into the 'of_dma_configure()' path in a similar manner to the way in which ACS is configured when probing via ACPI/IORT.
Signed-off-by: Will Deacon <will@kernel.org> --- drivers/iommu/of_iommu.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c index 614a93aa5305..78faa9f73a91 100644 --- a/drivers/iommu/of_iommu.c +++ b/drivers/iommu/of_iommu.c @@ -177,6 +177,7 @@ const struct iommu_ops *of_iommu_configure(struct device *dev, .np = master_np, }; + pci_request_acs(); err = pci_for_each_dma_alias(to_pci_dev(dev), of_pci_iommu_init, &info); } else if (dev_is_fsl_mc(dev)) { -- 2.24.0.rc0.303.g954a862665-goog
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