upstat_t          197 include/linux/serial_core.h 	upstat_t		status;
upstat_t          199 include/linux/serial_core.h #define UPSTAT_CTS_ENABLE	((__force upstat_t) (1 << 0))
upstat_t          200 include/linux/serial_core.h #define UPSTAT_DCD_ENABLE	((__force upstat_t) (1 << 1))