1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 33d0034d8a6f..9dc5be557d92 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -551,6 +551,7 @@ void xhci_shutdown(struct usb_hcd *hcd)
                     xhci_readl(xhci, &xhci->op_regs->status));
 }
 
+#ifdef CONFIG_PM
 static void xhci_save_registers(struct xhci_hcd *xhci)
 {
         xhci->s3.command = xhci_readl(xhci, &xhci->op_regs->command);
@@ -761,6 +762,13 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
         return 0;
 }
 
+#else
+
+#define xhci_suspend    NULL
+#define xhci_resume     NULL
+
+#endif  /* CONFIG_PM */
+
 /*-------------------------------------------------------------------------*/
 
 /**