iommu/of: Request ACS from the PCI core when configuring IOMMU linkage

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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>
Tested-by: John Garry <john.garry@huawei.com> # smmu v3
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Will Deacon 2019-12-19 12:03:38 +00:00 • committed by Joerg Roedel

parent a7ba5c3d00

commit 6bf6c24720

1 changed files with 1 additions and 0 deletions

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drivers/iommu/of_iommu.c

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