Index: uspace/lib/usb/include/usb/usbdrv.h
===================================================================
--- uspace/lib/usb/include/usb/usbdrv.h	(revision 9501cced4832feaa69f1ecd479985c509812797d)
+++ uspace/lib/usb/include/usb/usbdrv.h	(revision 90fb67905fb2165ffde39c28adcb4300e314a450)
@@ -56,4 +56,9 @@
     void *, size_t, size_t *, usb_handle_t *);
 
+int usb_drv_psync_interrupt_out(int, usb_target_t, void *, size_t);
+int usb_drv_psync_interrupt_in(int, usb_target_t, void *, size_t, size_t *);
+
+
+
 int usb_drv_async_control_write_setup(int, usb_target_t,
     void *, size_t, usb_handle_t *);
@@ -63,4 +68,9 @@
     usb_handle_t *);
 
+int usb_drv_psync_control_write_setup(int, usb_target_t, void *, size_t);
+int usb_drv_psync_control_write_data(int, usb_target_t, void *, size_t);
+int usb_drv_psync_control_write_status(int, usb_target_t);
+
+
 int usb_drv_async_control_read_setup(int, usb_target_t,
     void *, size_t, usb_handle_t *);
@@ -69,4 +79,9 @@
 int usb_drv_async_control_read_status(int, usb_target_t,
     usb_handle_t *);
+
+int usb_drv_psync_control_read_setup(int, usb_target_t, void *, size_t);
+int usb_drv_psync_control_read_data(int, usb_target_t, void *, size_t, size_t *);
+int usb_drv_psync_control_read_status(int, usb_target_t);
+
 
 int usb_drv_async_wait_for(usb_handle_t);