MISDN_CTRL_HFC_ECHOCAN_OFF 3664 drivers/isdn/hardware/mISDN/hfcmulti.c case MISDN_CTRL_HFC_ECHOCAN_OFF: MISDN_CTRL_HFC_ECHOCAN_OFF 104 drivers/isdn/mISDN/dsp_hwec.c cq.op = MISDN_CTRL_HFC_ECHOCAN_OFF;