96 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_read_int_callback()  local
134 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_read_int_callback()
135 	throttled = metro_priv->throttled;  in metrousb_read_int_callback()
136 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_read_int_callback()
185 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_open()  local
199 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_open()
200 	metro_priv->control_state = 0;  in metrousb_open()
201 	metro_priv->throttled = 0;  in metrousb_open()
202 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_open()
264 	struct metrousb_private *metro_priv;  in metrousb_port_probe()  local
266 	metro_priv = kzalloc(sizeof(*metro_priv), GFP_KERNEL);  in metrousb_port_probe()
267 	if (!metro_priv)  in metrousb_port_probe()
270 	spin_lock_init(&metro_priv->lock);  in metrousb_port_probe()
272 	usb_set_serial_port_data(port, metro_priv);  in metrousb_port_probe()
279 	struct metrousb_private *metro_priv;  in metrousb_port_remove()  local
281 	metro_priv = usb_get_serial_port_data(port);  in metrousb_port_remove()
282 	kfree(metro_priv);  in metrousb_port_remove()
290 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_throttle()  local
296 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_throttle()
297 	metro_priv->throttled = 1;  in metrousb_throttle()
298 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_throttle()
305 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_tiocmget()  local
310 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_tiocmget()
311 	control_state = metro_priv->control_state;  in metrousb_tiocmget()
312 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_tiocmget()
322 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_tiocmset()  local
328 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_tiocmset()
329 	control_state = metro_priv->control_state;  in metrousb_tiocmset()
341 	metro_priv->control_state = control_state;  in metrousb_tiocmset()
342 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_tiocmset()
349 	struct metrousb_private *metro_priv = usb_get_serial_port_data(port);  in metrousb_unthrottle()  local
356 	spin_lock_irqsave(&metro_priv->lock, flags);  in metrousb_unthrottle()
357 	metro_priv->throttled = 0;  in metrousb_unthrottle()
358 	spin_unlock_irqrestore(&metro_priv->lock, flags);  in metrousb_unthrottle()