diff --git a/drivers/misc/ibmasm/module.c b/drivers/misc/ibmasm/module.c
index b5f6add34b0b..dc14b0b9cbfa 100644
--- a/drivers/misc/ibmasm/module.c
+++ b/drivers/misc/ibmasm/module.c
@@ -104,8 +104,7 @@ static int __devinit ibmasm_init_one(struct pci_dev *pdev, const struct pci_devi
 	}
 
 	sp->irq = pdev->irq;
-	sp->base_address = ioremap(pci_resource_start(pdev, 0),
-					pci_resource_len(pdev, 0));
+	sp->base_address = pci_ioremap_bar(pdev, 0);
 	if (!sp->base_address) {
 		dev_err(sp->dev, "Failed to ioremap pci memory\n");
 		result =  -ENODEV;
diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c
index 67503ea71d21..af6173319e07 100644
--- a/drivers/misc/tifm_7xx1.c
+++ b/drivers/misc/tifm_7xx1.c
@@ -354,8 +354,7 @@ static int tifm_7xx1_probe(struct pci_dev *dev,
 	fm->has_ms_pif = tifm_7xx1_has_ms_pif;
 	pci_set_drvdata(dev, fm);
 
-	fm->addr = ioremap(pci_resource_start(dev, 0),
-			   pci_resource_len(dev, 0));
+	fm->addr = pci_ioremap_bar(dev, 0);
 	if (!fm->addr)
 		goto err_out_free;