1 /* 2 * include/linux/serial.h 3 * 4 * Copyright (C) 1992 by Theodore Ts'o. 5 * 6 * Redistribution of this file is permitted under the terms of the GNU 7 * Public License (GPL) 8 */ 9 #ifndef _LINUX_SERIAL_H 10 #define _LINUX_SERIAL_H 11 12 #include <uapi/linux/serial.h> 13 14 /* Helper for dealing with UART_LCR_WLEN* defines */ 15 #define UART_LCR_WLEN(x) ((x) - 5) 16 17 /* 18 * Counters of the input lines (CTS, DSR, RI, CD) interrupts 19 */ 20 21 struct async_icount { 22 __u32 cts, dsr, rng, dcd, tx, rx; 23 __u32 frame, parity, overrun, brk; 24 __u32 buf_overrun; 25 }; 26 27 #include <linux/compiler.h> 28 29 #endif /* _LINUX_SERIAL_H */ 30