/*
* shutdown.c - power management functions for the device tree.
- *
+ *
* Copyright (c) 2002-3 Patrick Mochel
* 2002-3 Open Source Development Lab
- *
+ *
* This file is released under the GPLv2
*
*/
#include "power.h"
-#define to_dev(node) container_of(node,struct device,kobj.entry)
+#define to_dev(node) container_of(node, struct device, kobj.entry)
extern struct subsystem devices_subsys;
dev->driver->shutdown(dev);
return 0;
}
- return dpm_runtime_suspend(dev,dev->detach_state);
+ return dpm_runtime_suspend(dev, dev->detach_state);
}
* down last and resume them first. That way, we don't do anything stupid like
* shutting down the interrupt controller before any devices..
*
- * Note that there are not different stages for power management calls -
- * they only get one called once when interrupts are disabled.
+ * Note that there are not different stages for power management calls -
+ * they only get one called once when interrupts are disabled.
*/
extern int sysdev_shutdown(void);
void device_shutdown(void)
{
struct device * dev;
-
+
down_write(&devices_subsys.rwsem);
- list_for_each_entry_reverse(dev,&devices_subsys.kset.list,kobj.entry) {
- pr_debug("shutting down %s: ",dev->bus_id);
+ list_for_each_entry_reverse(dev, &devices_subsys.kset.list, kobj.entry) {
+ pr_debug("shutting down %s: ", dev->bus_id);
if (dev->driver && dev->driver->shutdown) {
pr_debug("Ok\n");
dev->driver->shutdown(dev);