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vfio: Use device_iommu_capable()

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Use the new interface to check the capabilities for our device
specifically.

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/4ea5eb64246f1ee188d1a61c3e93b37756932eb7.1656092606.git.robin.murphy@arm.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Robin Murphy 2022-06-24 18:59:35 +01:00 committed by Alex Williamson
parent eed20c782a
commit 3b498b6656
1 changed files with 1 additions and 1 deletions
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2
drivers/vfio/vfio.c
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@ -605,7 +605,7 @@ int vfio_register_group_dev(struct vfio_device *device)
* VFIO always sets IOMMU_CACHE because we offer no way for userspace to
* restore cache coherency.
*/
if (!iommu_capable(device->dev->bus, IOMMU_CAP_CACHE_COHERENCY))
if (!device_iommu_capable(device->dev, IOMMU_CAP_CACHE_COHERENCY))
return -EINVAL;
return __vfio_register_dev(device,