| #include <linux/pm.h> |
| |
| /* Functions local to drivers/usb/core/ */ |
| |
| extern int usb_create_sysfs_dev_files(struct usb_device *dev); |
| extern void usb_remove_sysfs_dev_files(struct usb_device *dev); |
| extern int usb_create_sysfs_intf_files(struct usb_interface *intf); |
| extern void usb_remove_sysfs_intf_files(struct usb_interface *intf); |
| extern int usb_create_ep_devs(struct device *parent, |
| struct usb_host_endpoint *endpoint, |
| struct usb_device *udev); |
| extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint); |
| |
| extern void usb_enable_endpoint(struct usb_device *dev, |
| struct usb_host_endpoint *ep, bool reset_toggle); |
| extern void usb_enable_interface(struct usb_device *dev, |
| struct usb_interface *intf, bool reset_toggles); |
| extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr, |
| bool reset_hardware); |
| extern void usb_disable_interface(struct usb_device *dev, |
| struct usb_interface *intf, bool reset_hardware); |
| extern void usb_release_interface_cache(struct kref *ref); |
| extern void usb_disable_device(struct usb_device *dev, int skip_ep0); |
| extern int usb_deauthorize_device(struct usb_device *); |
| extern int usb_authorize_device(struct usb_device *); |
| extern void usb_detect_quirks(struct usb_device *udev); |
| extern int usb_remove_device(struct usb_device *udev); |
| |
| 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 int usb_choose_configuration(struct usb_device *udev); |
| |
| extern void usb_kick_khubd(struct usb_device *dev); |
| extern int usb_match_device(struct usb_device *dev, |
| const struct usb_device_id *id); |
| extern void usb_forced_unbind_intf(struct usb_interface *intf); |
| extern void usb_rebind_intf(struct usb_interface *intf); |
| |
| extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port, |
| void *owner); |
| extern int usb_hub_release_port(struct usb_device *hdev, unsigned port, |
| void *owner); |
| extern void usb_hub_release_all_ports(struct usb_device *hdev, void *owner); |
| extern bool usb_device_is_owned(struct usb_device *udev); |
| |
| extern int usb_hub_init(void); |
| extern void usb_hub_cleanup(void); |
| extern int usb_major_init(void); |
| extern void usb_major_cleanup(void); |
| |
| #ifdef CONFIG_PM |
| |
| extern int usb_suspend(struct device *dev, pm_message_t msg); |
| extern int usb_resume(struct device *dev, pm_message_t msg); |
| |
| extern void usb_autosuspend_work(struct work_struct *work); |
| extern void usb_autoresume_work(struct work_struct *work); |
| extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg); |
| extern int usb_port_resume(struct usb_device *dev, pm_message_t msg); |
| extern int usb_external_suspend_device(struct usb_device *udev, |
| pm_message_t msg); |
| extern int usb_external_resume_device(struct usb_device *udev, |
| pm_message_t msg); |
| extern int usb_remote_wakeup(struct usb_device *dev); |
| |
| static inline void usb_pm_lock(struct usb_device *udev) |
| { |
| mutex_lock_nested(&udev->pm_mutex, udev->level); |
| } |
| |
| static inline void usb_pm_unlock(struct usb_device *udev) |
| { |
| mutex_unlock(&udev->pm_mutex); |
| } |
| |
| #else |
| |
| static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg) |
| { |
| return 0; |
| } |
| |
| static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg) |
| { |
| return 0; |
| } |
| |
| static inline int usb_remote_wakeup(struct usb_device *udev) |
| { |
| return 0; |
| } |
| |
| static inline void usb_pm_lock(struct usb_device *udev) {} |
| static inline void usb_pm_unlock(struct usb_device *udev) {} |
| |
| #endif |
| |
| #ifdef CONFIG_USB_SUSPEND |
| |
| extern void usb_autosuspend_device(struct usb_device *udev); |
| extern void usb_try_autosuspend_device(struct usb_device *udev); |
| extern int usb_autoresume_device(struct usb_device *udev); |
| |
| #else |
| |
| #define usb_autosuspend_device(udev) do {} while (0) |
| #define usb_try_autosuspend_device(udev) do {} while (0) |
| static inline int usb_autoresume_device(struct usb_device *udev) |
| { |
| return 0; |
| } |
| |
| #endif |
| |
| extern struct workqueue_struct *ksuspend_usb_wq; |
| extern struct bus_type usb_bus_type; |
| extern struct device_type usb_device_type; |
| extern struct device_type usb_if_device_type; |
| extern struct device_type usb_ep_device_type; |
| extern struct usb_device_driver usb_generic_driver; |
| |
| static inline int is_usb_device(const struct device *dev) |
| { |
| return dev->type == &usb_device_type; |
| } |
| |
| static inline int is_usb_interface(const struct device *dev) |
| { |
| return dev->type == &usb_if_device_type; |
| } |
| |
| static inline int is_usb_endpoint(const struct device *dev) |
| { |
| return dev->type == &usb_ep_device_type; |
| } |
| |
| /* 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(const struct usb_interface *f) |
| { |
| return f->is_active; |
| } |
| |
| |
| /* for labeling diagnostics */ |
| extern const char *usbcore_name; |
| |
| /* sysfs stuff */ |
| extern const struct attribute_group *usb_device_groups[]; |
| extern const struct attribute_group *usb_interface_groups[]; |
| |
| /* 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 usbdev_file_operations; |
| extern void usbfs_conn_disc_event(void); |
| |
| extern int usb_devio_init(void); |
| extern void usb_devio_cleanup(void); |
| |
| /* 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); |
| |