diff --git a/drivers/dma/ioat/dca.c b/drivers/dma/ioat/dca.c
index 9e84d5bc9307..79009632830d 100644
--- a/drivers/dma/ioat/dca.c
+++ b/drivers/dma/ioat/dca.c
@@ -147,7 +147,7 @@ static int ioat_dca_add_requester(struct dca_provider *dca, struct device *dev)
 	u16 id;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);
 	id = dcaid_from_pcidev(pdev);
@@ -179,7 +179,7 @@ static int ioat_dca_remove_requester(struct dca_provider *dca,
 	int i;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);
 
@@ -320,7 +320,7 @@ static int ioat2_dca_add_requester(struct dca_provider *dca, struct device *dev)
 	u16 global_req_table;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);
 	id = dcaid_from_pcidev(pdev);
@@ -354,7 +354,7 @@ static int ioat2_dca_remove_requester(struct dca_provider *dca,
 	u16 global_req_table;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);
 
@@ -496,7 +496,7 @@ static int ioat3_dca_add_requester(struct dca_provider *dca, struct device *dev)
 	u16 global_req_table;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);
 	id = dcaid_from_pcidev(pdev);
@@ -530,7 +530,7 @@ static int ioat3_dca_remove_requester(struct dca_provider *dca,
 	u16 global_req_table;
 
 	/* This implementation only supports PCI-Express */
-	if (dev->bus != &pci_bus_type)
+	if (!dev_is_pci(dev))
 		return -ENODEV;
 	pdev = to_pci_dev(dev);