diff --git a/[refs] b/[refs]
index a415f5bdb11f..398514b63b2b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 916fbfb7ae5f8c8f86399794d89e6d273df8826b
+refs/heads/master: dea55137634226fd74d5187a15dee1244ec252cb
diff --git a/trunk/drivers/ata/ahci.c b/trunk/drivers/ata/ahci.c
index 6978469eb16d..53f5afd9420c 100644
--- a/trunk/drivers/ata/ahci.c
+++ b/trunk/drivers/ata/ahci.c
@@ -2241,7 +2241,10 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (rc)
 		return rc;
 
-	rc = pcim_iomap_regions(pdev, 1 << AHCI_PCI_BAR, DRV_NAME);
+	/* AHCI controllers often implement SFF compatible interface.
+	 * Grab all PCI BARs just in case.
+	 */
+	rc = pcim_iomap_regions_request_all(pdev, 1 << AHCI_PCI_BAR, DRV_NAME);
 	if (rc == -EBUSY)
 		pcim_pin_device(pdev);
 	if (rc)