diff options
Diffstat (limited to 'drivers/iommu/iommufd/driver.c')
| -rw-r--r-- | drivers/iommu/iommufd/driver.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/iommu/iommufd/driver.c b/drivers/iommu/iommufd/driver.c index e4eae20bcd4e..6f1010da221c 100644 --- a/drivers/iommu/iommufd/driver.c +++ b/drivers/iommu/iommufd/driver.c @@ -83,6 +83,12 @@ void _iommufd_destroy_mmap(struct iommufd_ctx *ictx, } EXPORT_SYMBOL_NS_GPL(_iommufd_destroy_mmap, "IOMMUFD"); +struct device *iommufd_vdevice_to_device(struct iommufd_vdevice *vdev) +{ + return vdev->idev->dev; +} +EXPORT_SYMBOL_NS_GPL(iommufd_vdevice_to_device, "IOMMUFD"); + /* Caller should xa_lock(&viommu->vdevs) to protect the return value */ struct device *iommufd_viommu_find_dev(struct iommufd_viommu *viommu, unsigned long vdev_id) @@ -92,7 +98,7 @@ struct device *iommufd_viommu_find_dev(struct iommufd_viommu *viommu, lockdep_assert_held(&viommu->vdevs.xa_lock); vdev = xa_load(&viommu->vdevs, vdev_id); - return vdev ? vdev->dev : NULL; + return vdev ? iommufd_vdevice_to_device(vdev) : NULL; } EXPORT_SYMBOL_NS_GPL(iommufd_viommu_find_dev, "IOMMUFD"); @@ -109,7 +115,7 @@ int iommufd_viommu_get_vdev_id(struct iommufd_viommu *viommu, xa_lock(&viommu->vdevs); xa_for_each(&viommu->vdevs, index, vdev) { - if (vdev->dev == dev) { + if (iommufd_vdevice_to_device(vdev) == dev) { *vdev_id = vdev->virt_id; rc = 0; break; |