diff mbox series

[v2,1/9] PM / core: add helper to return suspend status of a device

Message ID 20181222202623.4521-2-wsa+renesas@sang-engineering.com
State Rejected
Headers show
Series i2c: move handling of suspended adapters to the core | expand

Commit Message

Wolfram Sang Dec. 22, 2018, 8:26 p.m. UTC 
I2C core would like this to reject transfers on an already suspended
adapter.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 include/linux/device.h | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/include/linux/device.h b/include/linux/device.h
index 1b25c7a43f4c..e63d3e06989f 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -1138,6 +1138,11 @@  static inline int device_is_registered(struct device *dev)
 	return dev->kobj.state_in_sysfs;
 }
 
+static inline bool device_is_suspended(struct device *dev)
+{
+	return dev->power.is_suspended;
+}
+
 static inline void device_enable_async_suspend(struct device *dev)
 {
 	if (!dev->power.is_prepared)