usb.h revision 140d8f687457c40a66af362838fac0d7893e7df5
1/* Functions local to drivers/usb/core/ */ 2 3extern void usb_create_sysfs_dev_files (struct usb_device *dev); 4extern void usb_remove_sysfs_dev_files (struct usb_device *dev); 5extern void usb_create_sysfs_intf_files (struct usb_interface *intf); 6extern void usb_remove_sysfs_intf_files (struct usb_interface *intf); 7extern void usb_create_ep_files(struct device *parent, struct usb_host_endpoint *endpoint, 8 struct usb_device *udev); 9extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint); 10 11extern void usb_disable_endpoint (struct usb_device *dev, unsigned int epaddr); 12extern void usb_disable_interface (struct usb_device *dev, 13 struct usb_interface *intf); 14extern void usb_release_interface_cache(struct kref *ref); 15extern void usb_disable_device (struct usb_device *dev, int skip_ep0); 16 17extern int usb_get_device_descriptor(struct usb_device *dev, 18 unsigned int size); 19extern char *usb_cache_string(struct usb_device *udev, int index); 20extern int usb_set_configuration(struct usb_device *dev, int configuration); 21 22extern void usb_kick_khubd(struct usb_device *dev); 23extern void usb_suspend_root_hub(struct usb_device *hdev); 24extern void usb_resume_root_hub(struct usb_device *dev); 25 26extern int usb_hub_init(void); 27extern void usb_hub_cleanup(void); 28extern int usb_major_init(void); 29extern void usb_major_cleanup(void); 30extern int usb_host_init(void); 31extern void usb_host_cleanup(void); 32 33extern int usb_port_suspend(struct usb_device *dev); 34extern int usb_port_resume(struct usb_device *dev); 35 36extern struct device_driver usb_generic_driver; 37extern int usb_generic_driver_data; 38extern int usb_device_match(struct device *dev, struct device_driver *drv); 39 40/* Interfaces and their "power state" are owned by usbcore */ 41 42static inline void mark_active(struct usb_interface *f) 43{ 44 f->dev.power.power_state.event = PM_EVENT_ON; 45} 46 47static inline void mark_quiesced(struct usb_interface *f) 48{ 49 f->dev.power.power_state.event = PM_EVENT_FREEZE; 50} 51 52static inline int is_active(struct usb_interface *f) 53{ 54 return f->dev.power.power_state.event == PM_EVENT_ON; 55} 56 57 58/* for labeling diagnostics */ 59extern const char *usbcore_name; 60 61/* usbfs stuff */ 62extern struct mutex usbfs_mutex; 63extern struct usb_driver usbfs_driver; 64extern struct file_operations usbfs_devices_fops; 65extern struct file_operations usbfs_device_file_operations; 66extern void usbfs_conn_disc_event(void); 67 68extern int usbdev_init(void); 69extern void usbdev_cleanup(void); 70 71struct dev_state { 72 struct list_head list; /* state list */ 73 struct usb_device *dev; 74 struct file *file; 75 spinlock_t lock; /* protects the async urb lists */ 76 struct list_head async_pending; 77 struct list_head async_completed; 78 wait_queue_head_t wait; /* wake up if a request completed */ 79 unsigned int discsignr; 80 pid_t disc_pid; 81 uid_t disc_uid, disc_euid; 82 void __user *disccontext; 83 unsigned long ifclaimed; 84 u32 secid; 85}; 86 87/* internal notify stuff */ 88extern void usb_notify_add_device(struct usb_device *udev); 89extern void usb_notify_remove_device(struct usb_device *udev); 90extern void usb_notify_add_bus(struct usb_bus *ubus); 91extern void usb_notify_remove_bus(struct usb_bus *ubus); 92 93