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-rw-r--r--Documentation/power/runtime_pm.txt3
-rw-r--r--include/linux/pm_runtime.h6
2 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt
index 40e47c75f064..14dd3c6ad97e 100644
--- a/Documentation/power/runtime_pm.txt
+++ b/Documentation/power/runtime_pm.txt
@@ -412,6 +412,9 @@ drivers/base/power/runtime.c and include/linux/pm_runtime.h:
- return true if the device's runtime PM status is 'suspended' and its
'power.disable_depth' field is equal to zero, or false otherwise
+ bool pm_runtime_status_suspended(struct device *dev);
+ - return true if the device's runtime PM status is 'suspended'
+
void pm_runtime_allow(struct device *dev);
- set the power.runtime_auto flag for the device and decrease its usage
counter (used by the /sys/devices/.../power/control interface to
diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index dfb8539ed686..daac05d751b2 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -82,6 +82,11 @@ static inline bool pm_runtime_suspended(struct device *dev)
&& !dev->power.disable_depth;
}
+static inline bool pm_runtime_status_suspended(struct device *dev)
+{
+ return dev->power.runtime_status == RPM_SUSPENDED;
+}
+
static inline bool pm_runtime_enabled(struct device *dev)
{
return !dev->power.disable_depth;
@@ -130,6 +135,7 @@ static inline void pm_runtime_put_noidle(struct device *dev) {}
static inline bool device_run_wake(struct device *dev) { return false; }
static inline void device_set_run_wake(struct device *dev, bool enable) {}
static inline bool pm_runtime_suspended(struct device *dev) { return false; }
+static inline bool pm_runtime_status_suspended(struct device *dev) { return false; }
static inline bool pm_runtime_enabled(struct device *dev) { return false; }
static inline int pm_generic_runtime_idle(struct device *dev) { return 0; }