Function prototype or declaration at include/linux/serial_core.h, line 455 References: drivers/tty/serial/8250/8250_port.c, line 1874 drivers/tty/serial/amba-pl010.c, line 218 drivers/tty/serial/amba-pl011.c, line 1483 drivers/tty/serial/atmel_serial.c, line 1401 drivers/tty/serial/bcm63xx_uart.c, line 378 drivers/tty/serial/icom.c, line 687 drivers/tty/serial/imx.c, line 758 drivers/tty/serial/imx.c, line 916 drivers/tty/serial/ip22zilog.c, line 346 drivers/tty/serial/max3100.c, line 250 drivers/tty/serial/max310x.c, line 815 drivers/tty/serial/men_z135_uart.c, line 191 drivers/tty/serial/mpc52xx_uart.c, line 1495 drivers/tty/serial/mxs-auart.c, line 756 drivers/tty/serial/mxs-auart.c, line 1120 drivers/tty/serial/omap-serial.c, line 455 drivers/tty/serial/pmac_zilog.c, line 343 drivers/tty/serial/pxa.c, line 234 drivers/tty/serial/sa1100.c, line 103 drivers/tty/serial/sb1250-duart.c, line 427 drivers/tty/serial/serial-tegra.c, line 828 drivers/tty/serial/serial_core.c, line 3100 drivers/tty/serial/serial_core.c, line 3122 drivers/tty/serial/serial_mctrl_gpio.c, line 182 drivers/tty/serial/sunsab.c, line 294 drivers/tty/serial/sunsu.c, line 449 drivers/tty/serial/sunzilog.c, line 444 drivers/tty/serial/vr41xx_siu.c, line 368 drivers/tty/serial/zs.c, line 676 include/linux/serial_core.h, line 455