register_gpio 116 drivers/tty/serial/8250/8250_exar.c int (*register_gpio)(struct pci_dev *, struct uart_8250_port *); register_gpio 388 drivers/tty/serial/8250/8250_exar.c .register_gpio = xr17v35x_register_gpio, register_gpio 449 drivers/tty/serial/8250/8250_exar.c .register_gpio = iot2040_register_gpio, register_gpio 509 drivers/tty/serial/8250/8250_exar.c ret = platform->register_gpio(pcidev, port);