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/* 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_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 int usb_set_configuration(struct usb_device *dev, int configuration);
extern void usb_lock_all_devices(void);
extern void usb_unlock_all_devices(void);
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);
extern int usb_suspend_device(struct usb_device *dev);
extern int usb_resume_device(struct usb_device *dev);
/* Interfaces and their "power state" are owned by usbcore */
static inline void mark_active(struct usb_interface *f)
{
f->dev.power.power_state.event = PM_EVENT_ON;
}
static inline void mark_quiesced(struct usb_interface *f)
{
f->dev.power.power_state.event = PM_EVENT_FREEZE;
}
static inline int is_active(struct usb_interface *f)
{
return f->dev.power.power_state.event == PM_EVENT_ON;
}
/* for labeling diagnostics */
extern const char *usbcore_name;
/* usbfs stuff */
extern struct usb_driver usbfs_driver;
extern struct file_operations usbfs_devices_fops;
extern struct file_operations usbfs_device_file_operations;
extern void usbfs_conn_disc_event(void);
extern int usbdev_init(void);
extern void usbdev_cleanup(void);
extern void usbdev_add(struct usb_device *dev);
extern void usbdev_remove(struct usb_device *dev);
extern struct usb_device *usbdev_lookup_minor(int minor);
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;
};
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