#else
#define ioat_dma_probe(pdev, iobase) NULL
#define ioat_dma_remove(device) do { } while (0)
#define ioat_dca_init(pdev, iobase) NULL
#else
#define ioat_dma_probe(pdev, iobase) NULL
#define ioat_dma_remove(device) do { } while (0)
#define ioat_dca_init(pdev, iobase) NULL