PH_CONTROL_REQ 3511 drivers/isdn/hardware/mISDN/hfcmulti.c case PH_CONTROL_REQ: PH_CONTROL_REQ 1506 drivers/isdn/hardware/mISDN/mISDNisar.c case PH_CONTROL_REQ: PH_CONTROL_REQ 899 drivers/isdn/mISDN/dsp_core.c case (PH_CONTROL_REQ): PH_CONTROL_REQ 443 drivers/isdn/mISDN/dsp_tones.c nskb = _alloc_mISDN_skb(PH_CONTROL_REQ,