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-rw-r--r--include/linux/pm_runtime.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index fed5be706bc9..9dc6eebf62d2 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -113,6 +113,8 @@ static inline bool pm_runtime_is_irq_safe(struct device *dev)
return dev->power.irq_safe;
}
+extern u64 pm_runtime_suspended_time(struct device *dev);
+
#else /* !CONFIG_PM */
static inline bool queue_pm_work(struct work_struct *work) { return false; }