uart_update_mctrl  153 drivers/tty/serial/serial_core.c #define uart_set_mctrl(port, set)	uart_update_mctrl(port, set, 0)
uart_update_mctrl  154 drivers/tty/serial/serial_core.c #define uart_clear_mctrl(port, clear)	uart_update_mctrl(port, 0, clear)
uart_update_mctrl 1094 drivers/tty/serial/serial_core.c 		uart_update_mctrl(uport, set, clear);