diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c
index 47aeccd..75a406f 100644
--- a/drivers/ata/ata_generic.c
+++ b/drivers/ata/ata_generic.c
@@ -152,6 +152,12 @@
 	if (dev->vendor == PCI_VENDOR_ID_AL)
 		ata_pci_bmdma_clear_simplex(dev);
 
+	if (dev->vendor == PCI_VENDOR_ID_ATI) {
+		int rc = pcim_enable_device(dev);
+		if (rc < 0)
+			return rc;
+		pcim_pin_device(dev);
+	}
 	return ata_pci_sff_init_one(dev, ppi, &generic_sht, NULL);
 }
 
diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c
index c5f91e6..fbe6057 100644
--- a/drivers/ata/pata_acpi.c
+++ b/drivers/ata/pata_acpi.c
@@ -259,6 +259,12 @@
 		.port_ops	= &pacpi_ops,
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };
+	if (pdev->vendor == PCI_VENDOR_ID_ATI) {
+		int rc = pcim_enable_device(pdev);
+		if (rc < 0)
+			return rc;
+		pcim_pin_device(pdev);
+	}
 	return ata_pci_sff_init_one(pdev, ppi, &pacpi_sht, NULL);
 }