diff --git a/include/linux/pci.h b/include/linux/pci.h
index 5da0690..174e539 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -243,6 +243,7 @@
 	unsigned int	d2_support:1;	/* Low power state D2 is supported */
 	unsigned int	no_d1d2:1;	/* Only allow D0 and D3 */
 	unsigned int	wakeup_prepared:1;
+	unsigned int	d3_delay;	/* D3->D0 transition time in ms */
 
 #ifdef CONFIG_PCIEASPM
 	struct pcie_link_state	*link_state;	/* ASPM link state. */