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5512966643
The endpoint devices look like simple attribute groups now, and no longer like devices with a specific subsystem. They will also no longer emit uevents. It also removes the device node requests for endpoint devices, which are not implemented for now. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
174 lines
5.2 KiB
C
174 lines
5.2 KiB
C
#include <linux/pm.h>
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/* Functions local to drivers/usb/core/ */
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extern int usb_create_sysfs_dev_files(struct usb_device *dev);
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extern void usb_remove_sysfs_dev_files(struct usb_device *dev);
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extern int usb_create_sysfs_intf_files(struct usb_interface *intf);
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extern void usb_remove_sysfs_intf_files(struct usb_interface *intf);
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extern int usb_create_ep_devs(struct device *parent,
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struct usb_host_endpoint *endpoint,
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struct usb_device *udev);
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extern void usb_remove_ep_devs(struct usb_host_endpoint *endpoint);
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extern void usb_enable_endpoint(struct usb_device *dev,
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struct usb_host_endpoint *ep, bool reset_toggle);
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extern void usb_enable_interface(struct usb_device *dev,
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struct usb_interface *intf, bool reset_toggles);
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extern void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr,
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bool reset_hardware);
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extern void usb_disable_interface(struct usb_device *dev,
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struct usb_interface *intf, bool reset_hardware);
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extern void usb_release_interface_cache(struct kref *ref);
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extern void usb_disable_device(struct usb_device *dev, int skip_ep0);
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extern int usb_deauthorize_device(struct usb_device *);
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extern int usb_authorize_device(struct usb_device *);
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extern void usb_detect_quirks(struct usb_device *udev);
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extern int usb_get_device_descriptor(struct usb_device *dev,
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unsigned int size);
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extern char *usb_cache_string(struct usb_device *udev, int index);
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extern int usb_set_configuration(struct usb_device *dev, int configuration);
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extern int usb_choose_configuration(struct usb_device *udev);
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extern void usb_kick_khubd(struct usb_device *dev);
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extern int usb_match_device(struct usb_device *dev,
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const struct usb_device_id *id);
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extern void usb_forced_unbind_intf(struct usb_interface *intf);
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extern void usb_rebind_intf(struct usb_interface *intf);
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extern int usb_hub_init(void);
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extern void usb_hub_cleanup(void);
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extern int usb_major_init(void);
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extern void usb_major_cleanup(void);
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#ifdef CONFIG_PM
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extern int usb_suspend(struct device *dev, pm_message_t msg);
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extern int usb_resume(struct device *dev, pm_message_t msg);
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extern void usb_autosuspend_work(struct work_struct *work);
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extern void usb_autoresume_work(struct work_struct *work);
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extern int usb_port_suspend(struct usb_device *dev, pm_message_t msg);
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extern int usb_port_resume(struct usb_device *dev, pm_message_t msg);
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extern int usb_external_suspend_device(struct usb_device *udev,
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pm_message_t msg);
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extern int usb_external_resume_device(struct usb_device *udev,
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pm_message_t msg);
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static inline void usb_pm_lock(struct usb_device *udev)
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{
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mutex_lock_nested(&udev->pm_mutex, udev->level);
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}
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static inline void usb_pm_unlock(struct usb_device *udev)
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{
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mutex_unlock(&udev->pm_mutex);
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}
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#else
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static inline int usb_port_suspend(struct usb_device *udev, pm_message_t msg)
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{
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return 0;
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}
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static inline int usb_port_resume(struct usb_device *udev, pm_message_t msg)
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{
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return 0;
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}
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static inline void usb_pm_lock(struct usb_device *udev) {}
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static inline void usb_pm_unlock(struct usb_device *udev) {}
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#endif
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#ifdef CONFIG_USB_SUSPEND
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extern void usb_autosuspend_device(struct usb_device *udev);
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extern void usb_try_autosuspend_device(struct usb_device *udev);
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extern int usb_autoresume_device(struct usb_device *udev);
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#else
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#define usb_autosuspend_device(udev) do {} while (0)
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#define usb_try_autosuspend_device(udev) do {} while (0)
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static inline int usb_autoresume_device(struct usb_device *udev)
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{
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return 0;
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}
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#endif
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extern struct workqueue_struct *ksuspend_usb_wq;
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extern struct bus_type usb_bus_type;
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extern struct device_type usb_device_type;
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extern struct device_type usb_if_device_type;
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extern struct device_type usb_ep_device_type;
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extern struct usb_device_driver usb_generic_driver;
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static inline int is_usb_device(const struct device *dev)
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{
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return dev->type == &usb_device_type;
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}
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static inline int is_usb_interface(const struct device *dev)
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{
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return dev->type == &usb_if_device_type;
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}
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static inline int is_usb_endpoint(const struct device *dev)
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{
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return dev->type == &usb_ep_device_type;
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}
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/* Do the same for device drivers and interface drivers. */
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static inline int is_usb_device_driver(struct device_driver *drv)
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{
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return container_of(drv, struct usbdrv_wrap, driver)->
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for_devices;
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}
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/* Interfaces and their "power state" are owned by usbcore */
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static inline void mark_active(struct usb_interface *f)
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{
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f->is_active = 1;
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}
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static inline void mark_quiesced(struct usb_interface *f)
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{
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f->is_active = 0;
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}
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static inline int is_active(const struct usb_interface *f)
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{
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return f->is_active;
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}
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/* for labeling diagnostics */
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extern const char *usbcore_name;
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/* sysfs stuff */
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extern struct attribute_group *usb_device_groups[];
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extern struct attribute_group *usb_interface_groups[];
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/* usbfs stuff */
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extern struct mutex usbfs_mutex;
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extern struct usb_driver usbfs_driver;
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extern const struct file_operations usbfs_devices_fops;
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extern const struct file_operations usbdev_file_operations;
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extern void usbfs_conn_disc_event(void);
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extern int usb_devio_init(void);
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extern void usb_devio_cleanup(void);
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/* internal notify stuff */
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extern void usb_notify_add_device(struct usb_device *udev);
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extern void usb_notify_remove_device(struct usb_device *udev);
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extern void usb_notify_add_bus(struct usb_bus *ubus);
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extern void usb_notify_remove_bus(struct usb_bus *ubus);
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