1 files changed, 10 insertions, 3 deletions

diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index 91f8286106ea..30f794eb3826 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -14,6 +14,7 @@
 #include <linux/pm.h>
 #include <linux/err.h>
 #include <linux/of.h>
+#include <linux/notifier.h>
 
 enum gpd_status {
         GPD_STATE_ACTIVE = 0,   /* PM domain is active */
@@ -70,9 +71,9 @@ struct generic_pm_domain {
         int (*power_on)(struct generic_pm_domain *domain);
         s64 power_on_latency_ns;
         struct gpd_dev_ops dev_ops;
-        s64 break_even_ns;      /* Power break even for the entire domain. */
         s64 max_off_time_ns;    /* Maximum allowed "suspended" time. */
-        ktime_t power_off_time;
+        bool max_off_time_changed;
+        bool cached_power_down_ok;
         struct device_node *of_node; /* Node in device tree */
 };
 
@@ -93,13 +94,17 @@ struct gpd_timing_data {
         s64 start_latency_ns;
         s64 save_state_latency_ns;
         s64 restore_state_latency_ns;
-        s64 break_even_ns;
+        s64 effective_constraint_ns;
+        bool constraint_changed;
+        bool cached_stop_ok;
 };
 
 struct generic_pm_domain_data {
         struct pm_domain_data base;
         struct gpd_dev_ops ops;
         struct gpd_timing_data td;
+        struct notifier_block nb;
+        struct mutex lock;
         bool need_restore;
         bool always_on;
 };
@@ -141,6 +146,7 @@ static inline int pm_genpd_of_add_device(struct device_node *genpd_node,
 extern int pm_genpd_remove_device(struct generic_pm_domain *genpd,
                                   struct device *dev);
 extern void pm_genpd_dev_always_on(struct device *dev, bool val);
+extern void pm_genpd_dev_need_restore(struct device *dev, bool val);
 extern int pm_genpd_add_subdomain(struct generic_pm_domain *genpd,
                                   struct generic_pm_domain *new_subdomain);
 extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
@@ -184,6 +190,7 @@ static inline int pm_genpd_remove_device(struct generic_pm_domain *genpd,
         return -ENOSYS;
 }
 static inline void pm_genpd_dev_always_on(struct device *dev, bool val) {}
+static inline void pm_genpd_dev_need_restore(struct device *dev, bool val) {}
 static inline int pm_genpd_add_subdomain(struct generic_pm_domain *genpd,
                                          struct generic_pm_domain *new_sd)
 {