1 files changed, 26 insertions, 2 deletions

diff --git a/include/linux/pm.h b/include/linux/pm.h
index f7c84c9abd30..5c4c8b18c8b7 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -326,6 +326,7 @@ extern struct dev_pm_ops generic_subsys_pm_ops;
  *                      requested by a driver.
  */
 
+#define PM_EVENT_INVALID        (-1)
 #define PM_EVENT_ON             0x0000
 #define PM_EVENT_FREEZE         0x0001
 #define PM_EVENT_SUSPEND        0x0002
@@ -346,6 +347,7 @@ extern struct dev_pm_ops generic_subsys_pm_ops;
 #define PM_EVENT_AUTO_SUSPEND   (PM_EVENT_AUTO | PM_EVENT_SUSPEND)
 #define PM_EVENT_AUTO_RESUME    (PM_EVENT_AUTO | PM_EVENT_RESUME)
 
+#define PMSG_INVALID    ((struct pm_message){ .event = PM_EVENT_INVALID, })
 #define PMSG_ON         ((struct pm_message){ .event = PM_EVENT_ON, })
 #define PMSG_FREEZE     ((struct pm_message){ .event = PM_EVENT_FREEZE, })
 #define PMSG_QUIESCE    ((struct pm_message){ .event = PM_EVENT_QUIESCE, })
@@ -366,6 +368,8 @@ extern struct dev_pm_ops generic_subsys_pm_ops;
 #define PMSG_AUTO_RESUME        ((struct pm_message) \
                                         { .event = PM_EVENT_AUTO_RESUME, })
 
+#define PMSG_IS_AUTO(msg)       (((msg).event & PM_EVENT_AUTO) != 0)
+
 /**
  * Device run-time power management status.
  *
@@ -421,17 +425,35 @@ enum rpm_request {
 
 struct wakeup_source;
 
+struct pm_domain_data {
+        struct list_head list_node;
+        struct device *dev;
+};
+
+struct pm_subsys_data {
+        spinlock_t lock;
+        unsigned int refcount;
+#ifdef CONFIG_PM_CLK
+        struct list_head clock_list;
+#endif
+#ifdef CONFIG_PM_GENERIC_DOMAINS
+        struct pm_domain_data *domain_data;
+#endif
+};
+
 struct dev_pm_info {
         pm_message_t            power_state;
         unsigned int            can_wakeup:1;
         unsigned int            async_suspend:1;
         bool                    is_prepared:1;  /* Owned by the PM core */
         bool                    is_suspended:1; /* Ditto */
+        bool                    ignore_children:1;
         spinlock_t              lock;
 #ifdef CONFIG_PM_SLEEP
         struct list_head        entry;
         struct completion       completion;
         struct wakeup_source    *wakeup;
+        bool                    wakeup_path:1;
 #else
         unsigned int            should_wakeup:1;
 #endif
@@ -443,7 +465,6 @@ struct dev_pm_info {
         atomic_t                usage_count;
         atomic_t                child_count;
         unsigned int            disable_depth:3;
-        unsigned int            ignore_children:1;
         unsigned int            idle_notification:1;
         unsigned int            request_pending:1;
         unsigned int            deferred_resume:1;
@@ -462,10 +483,13 @@ struct dev_pm_info {
         unsigned long           suspended_jiffies;
         unsigned long           accounting_timestamp;
 #endif
-        void                    *subsys_data;  /* Owned by the subsystem. */
+        struct pm_subsys_data   *subsys_data;  /* Owned by the subsystem. */
+        struct pm_qos_constraints *constraints;
 };
 
 extern void update_pm_runtime_accounting(struct device *dev);
+extern int dev_pm_get_subsys_data(struct device *dev);
+extern int dev_pm_put_subsys_data(struct device *dev);
 
 /*
  * Power domains provide callbacks that are executed during system suspend,