Symbol: HFC_SPL_LOOP_OFF
drivers/isdn/hardware/mISDN/hfcmulti.c
3497
case HFC_SPL_LOOP_OFF: /* set silence */
drivers/isdn/mISDN/dsp_tones.c
444
(len) ? HFC_SPL_LOOP_ON : HFC_SPL_LOOP_OFF, len, sample,