Function prototype or declaration at include/linux/serial_core.h, line 460 References: drivers/tty/serial/21285.c, line 110 drivers/tty/serial/8250/8250_port.c, line 1697 drivers/tty/serial/altera_jtaguart.c, line 131 drivers/tty/serial/altera_uart.c, line 242 drivers/tty/serial/amba-pl010.c, line 161 drivers/tty/serial/amba-pl011.c, line 355 drivers/tty/serial/apbuart.c, line 117 drivers/tty/serial/arc_uart.c, line 241 drivers/tty/serial/atmel_serial.c, line 1573 drivers/tty/serial/clps711x.c, line 140 drivers/tty/serial/digicolor-usart.c, line 172 drivers/tty/serial/dz.c, line 241 drivers/tty/serial/ip22zilog.c, line 312 drivers/tty/serial/max3100.c, line 243 drivers/tty/serial/max310x.c, line 684 drivers/tty/serial/max310x.c, line 691 drivers/tty/serial/max310x.c, line 741 drivers/tty/serial/mcf.c, line 319 drivers/tty/serial/milbeaut_usio.c, line 174 drivers/tty/serial/milbeaut_usio.c, line 196 drivers/tty/serial/mxs-auart.c, line 687 drivers/tty/serial/omap-serial.c, line 538 drivers/tty/serial/omap-serial.c, line 556 drivers/tty/serial/pnx8xxx_uart.c, line 231 drivers/tty/serial/pxa.c, line 160 drivers/tty/serial/rp2.c, line 410 drivers/tty/serial/rp2.c, line 421 drivers/tty/serial/sa1100.c, line 225 drivers/tty/serial/samsung_tty.c, line 674 drivers/tty/serial/sb1250-duart.c, line 380 drivers/tty/serial/sc16is7xx.c, line 624 drivers/tty/serial/sccnxp.c, line 438 drivers/tty/serial/serial-tegra.c, line 464 drivers/tty/serial/serial_core.c, line 3065 drivers/tty/serial/serial_core.c, line 3082 drivers/tty/serial/serial_txx9.c, line 331 drivers/tty/serial/sifive.c, line 447 drivers/tty/serial/sirfsoc_uart.c, line 409 drivers/tty/serial/sirfsoc_uart.c, line 504 drivers/tty/serial/sprd_serial.c, line 625 drivers/tty/serial/st-asc.c, line 353 drivers/tty/serial/stm32-usart.c, line 278 drivers/tty/serial/vr41xx_siu.c, line 347 drivers/tty/serial/zs.c, line 604 include/linux/serial_core.h, line 460