C_RS_DCD         1121 drivers/tty/cyclades.c 				if (dcd & C_RS_DCD)
C_RS_DCD         2413 drivers/tty/cyclades.c 			((lstatus & C_RS_DCD) ? TIOCM_CAR : 0) |
C_RS_DCD         3002 drivers/tty/cyclades.c 	return readl(&info->u.cyz.ch_ctrl->rs_status) & C_RS_DCD;