/* * drivers/usb/generic.c - generic driver for USB devices (not interfaces) * * (C) Copyright 2005 Greg Kroah-Hartman * * based on drivers/usb/usb.c which had the following copyrights: * (C) Copyright Linus Torvalds 1999 * (C) Copyright Johannes Erdfelt 1999-2001 * (C) Copyright Andreas Gal 1999 * (C) Copyright Gregory P. Smith 1999 * (C) Copyright Deti Fliegl 1999 (new USB architecture) * (C) Copyright Randy Dunlap 2000 * (C) Copyright David Brownell 2000-2004 * (C) Copyright Yggdrasil Computing, Inc. 2000 * (usb_device_id matching changes by Adam J. Richter) * (C) Copyright Greg Kroah-Hartman 2002-2003 * */ #include #include #include "usb.h" static int generic_probe(struct device *dev) { return 0; } static int generic_remove(struct device *dev) { struct usb_device *udev = to_usb_device(dev); /* if this is only an unbind, not a physical disconnect, then * unconfigure the device */ if (udev->state == USB_STATE_CONFIGURED) usb_set_configuration(udev, 0); /* in case the call failed or the device was suspended */ if (udev->state >= USB_STATE_CONFIGURED) usb_disable_device(udev, 0); return 0; } struct device_driver usb_generic_driver = { .owner = THIS_MODULE, .name = "usb", .bus = &usb_bus_type, .probe = generic_probe, .remove = generic_remove, }; /* Fun hack to determine if the struct device is a * usb device or a usb interface. */ int usb_generic_driver_data;