xref: /linux/drivers/usb/core/usb.h (revision 776cfebb430c7b22c208b1b17add97f354d97cab)
1 /* Functions local to drivers/usb/core/ */
2 
3 extern void usb_create_sysfs_dev_files (struct usb_device *dev);
4 extern void usb_remove_sysfs_dev_files (struct usb_device *dev);
5 extern void usb_create_sysfs_intf_files (struct usb_interface *intf);
6 extern void usb_remove_sysfs_intf_files (struct usb_interface *intf);
7 
8 extern void usb_disable_endpoint (struct usb_device *dev, unsigned int epaddr);
9 extern void usb_disable_interface (struct usb_device *dev,
10 		struct usb_interface *intf);
11 extern void usb_release_interface_cache(struct kref *ref);
12 extern void usb_disable_device (struct usb_device *dev, int skip_ep0);
13 
14 extern int usb_get_device_descriptor(struct usb_device *dev,
15 		unsigned int size);
16 extern int usb_set_configuration(struct usb_device *dev, int configuration);
17 
18 extern void usb_lock_all_devices(void);
19 extern void usb_unlock_all_devices(void);
20 
21 extern void usb_kick_khubd(struct usb_device *dev);
22 extern void usb_resume_root_hub(struct usb_device *dev);
23 
24 extern int  usb_hub_init(void);
25 extern void usb_hub_cleanup(void);
26 extern int usb_major_init(void);
27 extern void usb_major_cleanup(void);
28 extern int usb_host_init(void);
29 extern void usb_host_cleanup(void);
30 
31 /* for labeling diagnostics */
32 extern const char *usbcore_name;
33 
34 /* usbfs stuff */
35 extern struct usb_driver usbfs_driver;
36 extern struct file_operations usbfs_devices_fops;
37 extern struct file_operations usbfs_device_file_operations;
38 extern void usbfs_conn_disc_event(void);
39 
40 
41 struct dev_state {
42 	struct list_head list;      /* state list */
43 	struct usb_device *dev;
44 	struct file *file;
45 	spinlock_t lock;            /* protects the async urb lists */
46 	struct list_head async_pending;
47 	struct list_head async_completed;
48 	wait_queue_head_t wait;     /* wake up if a request completed */
49 	unsigned int discsignr;
50 	struct task_struct *disctask;
51 	void __user *disccontext;
52 	unsigned long ifclaimed;
53 };
54 
55