b5ea060f1e
As it is global, give it a usb specific name in the global namespace. Cc: Inaky Perez-Gonzalez <inaky@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
166 lines
4.9 KiB
C
166 lines
4.9 KiB
C
/* 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_files(struct device *parent, struct usb_host_endpoint *endpoint,
|
|
struct usb_device *udev);
|
|
extern void usb_remove_ep_files(struct usb_host_endpoint *endpoint);
|
|
|
|
extern void usb_enable_endpoint(struct usb_device *dev,
|
|
struct usb_host_endpoint *ep);
|
|
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_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_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 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);
|
|
|
|
#ifdef CONFIG_PM
|
|
|
|
extern void usb_autosuspend_work(struct work_struct *work);
|
|
extern int usb_port_suspend(struct usb_device *dev);
|
|
extern int usb_port_resume(struct usb_device *dev);
|
|
extern int usb_external_suspend_device(struct usb_device *udev,
|
|
pm_message_t msg);
|
|
extern int usb_external_resume_device(struct usb_device *udev);
|
|
|
|
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)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int usb_port_resume(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 usb_device_driver usb_generic_driver;
|
|
|
|
static inline int is_usb_device(const struct device *dev)
|
|
{
|
|
return dev->type == &usb_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;
|
|
f->dev.power.power_state.event = PM_EVENT_ON;
|
|
}
|
|
|
|
static inline void mark_quiesced(struct usb_interface *f)
|
|
{
|
|
f->is_active = 0;
|
|
f->dev.power.power_state.event = PM_EVENT_SUSPEND;
|
|
}
|
|
|
|
static inline int is_active(const struct usb_interface *f)
|
|
{
|
|
return f->is_active;
|
|
}
|
|
|
|
|
|
/* for labeling diagnostics */
|
|
extern const char *usbcore_name;
|
|
|
|
/* 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);
|
|
|
|
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;
|
|
struct pid *disc_pid;
|
|
uid_t disc_uid, disc_euid;
|
|
void __user *disccontext;
|
|
unsigned long ifclaimed;
|
|
u32 secid;
|
|
};
|
|
|
|
/* 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);
|
|
|