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path: root/drivers/base/power/common.c
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Diffstat (limited to 'drivers/base/power/common.c')
-rw-r--r--drivers/base/power/common.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/base/power/common.c b/drivers/base/power/common.c
index 39c32529b833..cf7a85134730 100644
--- a/drivers/base/power/common.c
+++ b/drivers/base/power/common.c
@@ -83,3 +83,18 @@ int dev_pm_put_subsys_data(struct device *dev)
return ret;
}
EXPORT_SYMBOL_GPL(dev_pm_put_subsys_data);
+
+/**
+ * dev_pm_syscore_device - Set/unset the given device's power.syscore flag.
+ * @dev: Device whose flag is to be modified.
+ * @val: New value of the flag.
+ */
+void dev_pm_syscore_device(struct device *dev, bool val)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&dev->power.lock, flags);
+ dev->power.syscore = val;
+ spin_unlock_irqrestore(&dev->power.lock, flags);
+}
+EXPORT_SYMBOL_GPL(dev_pm_syscore_device);