LINE_IP0          131 arch/mips/sni/a20r.c 			  MCTRL_SIG(DSR_IP, LINE_IP0) |
LINE_IP0           97 drivers/tty/serial/sccnxp.c #define MCTRL_IBIT(cfg, sig)		((((cfg) >> (sig)) & 0xf) - LINE_IP0)