ni6501_port_command  348 drivers/staging/comedi/drivers/ni_usb6501.c 	ret = ni6501_port_command(dev, SET_PORT_DIR, s->io_bits, NULL);
ni6501_port_command  370 drivers/staging/comedi/drivers/ni_usb6501.c 			ret = ni6501_port_command(dev, WRITE_PORT,
ni6501_port_command  380 drivers/staging/comedi/drivers/ni_usb6501.c 		ret = ni6501_port_command(dev, READ_PORT, port, &bitmap);