+#if defined(CONFIG_INTEL_IOATDMA) || defined(CONFIG_INTEL_IOATDMA_MODULE)
+struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev,
+ void __iomem *iobase);
+void ioat_dma_remove(struct ioatdma_device *device);
+struct dca_provider *ioat_dca_init(struct pci_dev *pdev, void __iomem *iobase);
+struct dca_provider *ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase);
+#else
+#define ioat_dma_probe(pdev, iobase) NULL
+#define ioat_dma_remove(device) do { } while (0)
+#define ioat_dca_init(pdev, iobase) NULL
+#define ioat2_dca_init(pdev, iobase) NULL
+#endif
+