* (in probe()), bound to a driver, or unbinding (in disconnect())
* @is_active: flag set when the interface is bound and not suspended.
* @sysfs_files_created: sysfs attributes exist
+ * @unregistering: flag set when the interface is being unregistered
* @needs_remote_wakeup: flag set when the driver requires remote-wakeup
* capability during autosuspend.
+ * @needs_altsetting0: flag set when a set-interface request for altsetting 0
+ * has been deferred.
+ * @needs_binding: flag set when the driver should be re-probed or unbound
+ * following a reset or suspend operation it doesn't support.
* @dev: driver model's view of this device
* @usb_dev: if an interface is bound to the USB major, this will point
* to the sysfs representation for that device.
enum usb_interface_condition condition; /* state of binding */
unsigned is_active:1; /* the interface is not suspended */
unsigned sysfs_files_created:1; /* the sysfs attributes exist */
+ unsigned unregistering:1; /* unregistration is in progress */
unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */
+ unsigned needs_altsetting0:1; /* switch to altsetting 0 is pending */
+ unsigned needs_binding:1; /* needs delayed unbind/rebind */
struct device dev; /* interface specific device info */
struct device *usb_dev;
/* USB port reset for device reinitialization */
extern int usb_reset_device(struct usb_device *dev);
-extern int usb_reset_composite_device(struct usb_device *dev,
- struct usb_interface *iface);
extern struct usb_device *usb_find_device(u16 vendor_id, u16 product_id);
* @resume: Called when the device is being resumed by the system.
* @reset_resume: Called when the suspended device has been reset instead
* of being resumed.
- * @pre_reset: Called by usb_reset_composite_device() when the device
+ * @pre_reset: Called by usb_reset_device() when the device
* is about to be reset.
- * @post_reset: Called by usb_reset_composite_device() after the device
+ * @post_reset: Called by usb_reset_device() after the device
* has been reset
* @id_table: USB drivers use ID table to support hotplugging.
* Export this with MODULE_DEVICE_TABLE(usb,...). This must be set
* added to this driver by preventing the sysfs file from being created.
* @supports_autosuspend: if set to 0, the USB core will not allow autosuspend
* for interfaces bound to this driver.
+ * @soft_unbind: if set to 1, the USB core will not kill URBs and disable
+ * endpoints before calling the driver's disconnect method.
*
* USB interface drivers must provide a name, probe() and disconnect()
* methods, and an id_table. Other driver fields are optional.
struct usbdrv_wrap drvwrap;
unsigned int no_dynamic_id:1;
unsigned int supports_autosuspend:1;
+ unsigned int soft_unbind:1;
};
#define to_usb_driver(d) container_of(d, struct usb_driver, drvwrap.driver)
struct list_head urb_list;
wait_queue_head_t wait;
spinlock_t lock;
+ unsigned int poisoned:1;
};
static inline void init_usb_anchor(struct usb_anchor *anchor)
extern int usb_submit_urb(struct urb *urb, gfp_t mem_flags);
extern int usb_unlink_urb(struct urb *urb);
extern void usb_kill_urb(struct urb *urb);
+extern void usb_poison_urb(struct urb *urb);
+extern void usb_unpoison_urb(struct urb *urb);
extern void usb_kill_anchored_urbs(struct usb_anchor *anchor);
+extern void usb_poison_anchored_urbs(struct usb_anchor *anchor);
extern void usb_unlink_anchored_urbs(struct usb_anchor *anchor);
extern void usb_anchor_urb(struct urb *urb, struct usb_anchor *anchor);
extern void usb_unanchor_urb(struct urb *urb);
extern int usb_wait_anchor_empty_timeout(struct usb_anchor *anchor,
unsigned int timeout);
+extern struct urb *usb_get_from_anchor(struct usb_anchor *anchor);
+extern void usb_scuttle_anchored_urbs(struct usb_anchor *anchor);
+extern int usb_anchor_empty(struct usb_anchor *anchor);
/**
* usb_urb_dir_in - check if an URB describes an IN transfer