1 files changed, 8 insertions, 1 deletions

diff --git a/include/linux/pm.h b/include/linux/pm.h
index eccf59ea2a77..015b735811b4 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -143,6 +143,9 @@ typedef struct pm_message {
  *              the upcoming system state (such as PCI_D3hot), and enable
  *              wakeup events as appropriate.
  *
+ * HIBERNATE    Enter a low power device state appropriate for the hibernation
+ *              state (eg. ACPI S4) and enable wakeup events as appropriate.
+ *
  * FREEZE       Quiesce operations so that a consistent image can be saved;
  *              but do NOT otherwise enter a low power device state, and do
  *              NOT emit system wakeup events.
@@ -166,11 +169,15 @@ typedef struct pm_message {
 #define PM_EVENT_ON 0
 #define PM_EVENT_FREEZE 1
 #define PM_EVENT_SUSPEND 2
-#define PM_EVENT_PRETHAW 3
+#define PM_EVENT_HIBERNATE 4
+#define PM_EVENT_PRETHAW 8
+
+#define PM_EVENT_SLEEP  (PM_EVENT_SUSPEND | PM_EVENT_HIBERNATE)
 
 #define PMSG_FREEZE     ((struct pm_message){ .event = PM_EVENT_FREEZE, })
 #define PMSG_PRETHAW    ((struct pm_message){ .event = PM_EVENT_PRETHAW, })
 #define PMSG_SUSPEND    ((struct pm_message){ .event = PM_EVENT_SUSPEND, })
+#define PMSG_HIBERNATE  ((struct pm_message){ .event = PM_EVENT_HIBERNATE, })
 #define PMSG_ON         ((struct pm_message){ .event = PM_EVENT_ON, })
 
 struct dev_pm_info {