summaryrefslogtreecommitdiff
path: root/drivers/usb/core/usb.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/core/usb.h')
-rw-r--r--drivers/usb/core/usb.h33
1 files changed, 30 insertions, 3 deletions
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index e6504f3370ad..1c4a68499dce 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -13,12 +13,14 @@ extern void usb_disable_device (struct usb_device *dev, int skip_ep0);
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 void usb_lock_all_devices(void);
extern void usb_unlock_all_devices(void);
extern void usb_kick_khubd(struct usb_device *dev);
+extern void usb_suspend_root_hub(struct usb_device *hdev);
extern void usb_resume_root_hub(struct usb_device *dev);
extern int usb_hub_init(void);
@@ -28,6 +30,28 @@ extern void usb_major_cleanup(void);
extern int usb_host_init(void);
extern void usb_host_cleanup(void);
+extern int usb_suspend_device(struct usb_device *dev);
+extern int usb_resume_device(struct usb_device *dev);
+
+
+/* Interfaces and their "power state" are owned by usbcore */
+
+static inline void mark_active(struct usb_interface *f)
+{
+ f->dev.power.power_state.event = PM_EVENT_ON;
+}
+
+static inline void mark_quiesced(struct usb_interface *f)
+{
+ f->dev.power.power_state.event = PM_EVENT_FREEZE;
+}
+
+static inline int is_active(struct usb_interface *f)
+{
+ return f->dev.power.power_state.event == PM_EVENT_ON;
+}
+
+
/* for labeling diagnostics */
extern const char *usbcore_name;
@@ -39,9 +63,6 @@ extern void usbfs_conn_disc_event(void);
extern int usbdev_init(void);
extern void usbdev_cleanup(void);
-extern void usbdev_add(struct usb_device *dev);
-extern void usbdev_remove(struct usb_device *dev);
-extern struct usb_device *usbdev_lookup_minor(int minor);
struct dev_state {
struct list_head list; /* state list */
@@ -58,3 +79,9 @@ struct dev_state {
unsigned long ifclaimed;
};
+/* 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);
+