The default action to handle wakeup event. Currently just prints something.
Later we should add real operations like calling pm_runtime_resume().
The routine will be called in task context.
---
drivers/base/power/main.c | 6 ++++++
include/linux/pm.h | 2 ++
2 files changed, 8 insertions(+)
Index: linux/drivers/base/power/main.c
===================================================================
--- linux.orig/drivers/base/power/main.c 2009-08-19 13:44:03.000000000 +0800
+++ linux/drivers/base/power/main.c 2009-08-19 13:48:27.000000000 +0800
@@ -825,3 +825,9 @@ void __suspend_report_result(const char
printk(KERN_ERR "%s(): %pF returns %d\n", function, fn, ret);
}
EXPORT_SYMBOL_GPL(__suspend_report_result);
+
+void device_receive_wakeup_event(struct device *dev)
+{
+ pr_debug("Device %s invokes wakeup event\n", dev_name(dev));
+}
+EXPORT_SYMBOL(device_receive_wakeup_event);
Index: linux/include/linux/pm.h
===================================================================
--- linux.orig/include/linux/pm.h 2009-08-19 13:44:03.000000000 +0800
+++ linux/include/linux/pm.h 2009-08-19 13:48:27.000000000 +0800
@@ -437,6 +437,8 @@ struct dev_pm_info {
/* Necessary, because several drivers use PM_EVENT_PRETHAW */
#define PM_EVENT_PRETHAW PM_EVENT_QUIESCE
+void device_receive_wakeup_event(struct device *dev);
+
/*
* One transition is triggered by resume(), after a suspend() call; the
* message is implicit:
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