/* Functions local to drivers/usb/core/ */ extern void usb_create_sysfs_dev_files (struct usb_device *dev); extern void usb_remove_sysfs_dev_files (struct usb_device *dev); extern void usb_create_sysfs_intf_files (struct usb_interface *intf); extern void usb_remove_sysfs_intf_files (struct usb_interface *intf); extern void usb_create_ep_files(struct device *parent, struct usb_host_endpoint *endpoint, struct usb_device *udev); extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint); extern void usb_disable_endpoint (struct usb_device *dev, unsigned int epaddr); extern void usb_disable_interface (struct usb_device *dev, struct usb_interface *intf); extern void usb_release_interface_cache(struct kref *ref); extern void usb_disable_device (struct usb_device *dev, int skip_ep0); extern int usb_get_device_descriptor(struct usb_device *dev, unsigned int size); extern char *usb_cache_string(struct usb_device *udev, int index); extern int usb_set_configuration(struct usb_device *dev, int configuration); extern void usb_kick_khubd(struct usb_device *dev); extern void usb_suspend_root_hub(struct usb_device *hdev); extern void usb_resume_root_hub(struct usb_device *dev); extern int usb_hub_init(void); extern void usb_hub_cleanup(void); extern int usb_major_init(void); extern void usb_major_cleanup(void); extern int usb_host_init(void); extern void usb_host_cleanup(void); #ifdef CONFIG_PM extern int usb_suspend_both(struct usb_device *udev, pm_message_t msg); extern int usb_resume_both(struct usb_device *udev); extern int usb_port_suspend(struct usb_device *dev); extern int usb_port_resume(struct usb_device *dev); #else #define usb_suspend_both(udev, msg) 0 #define usb_resume_both(udev) 0 #define usb_port_suspend(dev) 0 #define usb_port_resume(dev) 0 #endif extern struct bus_type usb_bus_type; extern struct usb_device_driver usb_generic_driver; /* Here's how we tell apart devices and interfaces. Luckily there's * no such thing as a platform USB device, so we can steal the use * of the platform_data field. */ static inline int is_usb_device(struct device *dev) { return dev->platform_data == &usb_generic_driver; } /* Do the same for device drivers and interface drivers. */ static inline int is_usb_device_driver(struct device_driver *drv) { return container_of(drv, struct usbdrv_wrap, driver)-> for_devices; } /* Interfaces and their "power state" are owned by usbcore */ static inline void mark_active(struct usb_interface *f) { f->is_active = 1; } static inline void mark_quiesced(struct usb_interface *f) { f->is_active = 0; } static inline int is_active(struct usb_interface *f) { return f->is_active; } /* for labeling diagnostics */ extern const char *usbcore_name; /* usbfs stuff */ extern struct mutex usbfs_mutex; extern struct usb_driver usbfs_driver; extern const struct file_operations usbfs_devices_fops; extern const struct file_operations usbfs_device_file_operations; extern void usbfs_conn_disc_event(void); extern int usbdev_init(void); extern void usbdev_cleanup(void); struct dev_state { struct list_head list; /* state list */ struct usb_device *dev; struct file *file; spinlock_t lock; /* protects the async urb lists */ struct list_head async_pending; struct list_head async_completed; wait_queue_head_t wait; /* wake up if a request completed */ unsigned int discsignr; pid_t disc_pid; uid_t disc_uid, disc_euid; void __user *disccontext; unsigned long ifclaimed; u32 secid; }; /* internal notify stuff */ extern void usb_notify_add_device(struct usb_device *udev); extern void usb_notify_remove_device(struct usb_device *udev); extern void usb_notify_add_bus(struct usb_bus *ubus); extern void usb_notify_remove_bus(struct usb_bus *ubus);