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-rw-r--r--include/linux/device.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 0cd7c647c16c..fa04dfd22bbc 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -798,6 +798,17 @@ static inline struct device_node *dev_of_node(struct device *dev)
return dev->of_node;
}
+static inline bool dev_has_sync_state(struct device *dev)
+{
+ if (!dev)
+ return false;
+ if (dev->driver && dev->driver->sync_state)
+ return true;
+ if (dev->bus && dev->bus->sync_state)
+ return true;
+ return false;
+}
+
/*
* High level routines for use by the bus drivers
*/