static inline struct pci_dev *umc_parent_pci_dev(struct umc_dev *umc_dev)
{
struct pci_dev *pci_dev = NULL;
- if (umc_dev->dev.parent->bus == &pci_bus_type)
+ if (dev_is_pci(umc_dev->dev.parent))
pci_dev = to_pci_dev(umc_dev->dev.parent);
return pci_dev;
}