PM: Introduce struct pm_subsys_data
Introduce struct pm_subsys_data that may be subclassed by subsystems
to store subsystem-specific information related to the device. Move
the clock management fields accessed through the power.subsys_data
pointer in struct device to the new strucutre.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/include/linux/device.h b/include/linux/device.h
index c20dfbf..5d200ed 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -636,6 +636,11 @@
}
#endif
+static inline struct pm_subsys_data *dev_to_psd(struct device *dev)
+{
+ return dev ? dev->power.subsys_data : NULL;
+}
+
static inline unsigned int dev_get_uevent_suppress(const struct device *dev)
{
return dev->kobj.uevent_suppress;