diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index 737496391109..a57024c4b066 100644
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -1170,15 +1170,6 @@ static int ioat3_dma_probe(struct ioatdma_device *ioat_dma, int dca)
 		       ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
 	}
 
-	err = dma_async_device_register(&ioat_dma->dma_dev);
-	if (err)
-		goto err_disable_interrupts;
-
-	ioat_kobject_add(ioat_dma, &ioat_ktype);
-
-	if (dca)
-		ioat_dma->dca = ioat_dca_init(pdev, ioat_dma->reg_base);
-
 	/* disable relaxed ordering */
 	err = pcie_capability_read_word(pdev, PCI_EXP_DEVCTL, &val16);
 	if (err) {
@@ -1194,6 +1185,15 @@ static int ioat3_dma_probe(struct ioatdma_device *ioat_dma, int dca)
 		goto err_disable_interrupts;
 	}
 
+	err = dma_async_device_register(&ioat_dma->dma_dev);
+	if (err)
+		goto err_disable_interrupts;
+
+	ioat_kobject_add(ioat_dma, &ioat_ktype);
+
+	if (dca)
+		ioat_dma->dca = ioat_dca_init(pdev, ioat_dma->reg_base);
+
 	if (ioat_dma->cap & IOAT_CAP_DPS)
 		writeb(ioat_pending_level + 1,
 		       ioat_dma->reg_base + IOAT_PREFETCH_LIMIT_OFFSET);