[driver model] Update copyrights and license statements.

It's a slow afternoon. 

drivers/base/bus.c

 /*
  * bus.c - bus driver management
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
  * 
- * Copyright (c) 2002 Patrick Mochel
- *		 2002 Open Source Development Lab
- * 
- * 
+ * This file is released under the GPLv2
+ *
  */
 
 #undef DEBUG

drivers/base/class.c

 /*
  * class.c - basic device class management
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
  * 
- * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org>
+ * This file is released under the GPLv2
+ *
  */
 
 #undef DEBUG

drivers/base/core.c

 /*
  * drivers/base/core.c - core driver model code (device registration, etc)
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
  * 
- * Copyright (c) 2002 Patrick Mochel
- *		 2002 Open Source Development Lab
+ * This file is released under the GPLv2
+ *
  */
 
 #undef DEBUG

drivers/base/driver.c

 /*
  * driver.c - centralized device driver management
  *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
+ * 
+ * This file is released under the GPLv2
+ *
  */
 
 #undef DEBUG

drivers/base/firmware.c

 /*
  * firmware.c - firmware subsystem hoohaw.
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
+ * 
+ * This file is released under the GPLv2
+ *
  */
 
 #include <linux/kobject.h>

drivers/base/init.c

+/*
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
+ * 
+ * This file is released under the GPLv2
+ *
+ */
 
 #include <linux/device.h>
 #include <linux/init.h>

drivers/base/interface.c

 /*
  * drivers/base/interface.c - common driverfs interface that's exported to 
  * 	the world for all devices.
- * Copyright (c) 2002 Patrick Mochel
- *		 2002 Open Source Development Lab
+ *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
+ * 
+ * This file is released under the GPLv2
+ *
  */
 
 #include <linux/device.h>

drivers/base/platform.c

 /*
  * platform.c - platform 'psuedo' bus for legacy devices
  *
+ * Copyright (c) 2002-3 Patrick Mochel
+ * Copyright (c) 2002-3 Open Source Development Labs
+ * 
+ * This file is released under the GPLv2
+ *
  * Please see Documentation/driver-model/platform.txt for more
  * information.
  */

drivers/base/power.c

 /*
  * power.c - power management functions for the device tree.
  * 
- * Copyright (c) 2002 Patrick Mochel
- *		 2002 Open Source Development Lab
+ * Copyright (c) 2002-3 Patrick Mochel
+ *		 2002-3 Open Source Development Lab
+ * 
+ * This file is released under the GPLv2
  * 
  *  Kai Germaschewski contributed to the list walking routines.
  *
  */
 
-#undef DEBUG
+#define DEBUG
 
 #include <linux/device.h>
 #include <linux/module.h>
@@ -88,10 +90,12 @@ void device_shutdown(void)
 	down_write(&devices_subsys.rwsem);
 	list_for_each(entry,&devices_subsys.kset.list) {
 		struct device * dev = to_dev(entry);
+		pr_debug("shutting down %s: ",dev->name);
 		if (dev->driver && dev->driver->shutdown) {
-			pr_debug("shutting down %s\n",dev->name);
+			pr_debug("Ok\n");
 			dev->driver->shutdown(dev);
-		}
+		} else
+			pr_debug("Ignored.\n");
 	}
 	up_write(&devices_subsys.rwsem);
 }

drivers/base/sys.c

 /*
  * sys.c - pseudo-bus for system 'devices' (cpus, PICs, timers, etc)
  *
- * Copyright (c) 2002 Patrick Mochel
- *              2002 Open Source Development Lab
+ * Copyright (c) 2002-3 Patrick Mochel
+ *               2002-3 Open Source Development Lab
+ *
+ * This file is released under the GPLv2
  * 
  * This exports a 'system' bus type. 
  * By default, a 'sys' bus gets added to the root of the system. There will

include/linux/device.h

@@ -3,21 +3,9 @@
  *
  * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org>
  *
- * This is a relatively simple centralized driver model.
- * The data structures were mainly lifted directly from the PCI
- * driver model. These are thought to be the common fields that
- * are relevant to all device buses.
+ * This file is released under the GPLv2
  *
- * All the devices are arranged in a tree. All devices should
- * have some sort of parent bus of whom they are children of.
- * Devices should not be direct children of the system root.
- *
- * Device drivers should not directly call the device_* routines
- * or access the contents of struct device directly. Instead,
- * abstract that from the drivers and write bus-specific wrappers
- * that do it for you.
- *
- * See Documentation/driver-model.txt for more information.
+ * See Documentation/driver-model/*.txt for more information.
  */
 
 #ifndef _DEVICE_H_
@@ -169,6 +157,8 @@ struct class {
 
 	int	(*hotplug)(struct class_device *dev, char **envp, 
 			   int num_envp, char *buffer, int buffer_size);
+
+	void	(*release)(struct class_device *dev);
 };
 
 extern int class_register(struct class *);