CM_SPDF_0         407 sound/pci/cmipci.c #define CM_CAPTURE_SPDF		CM_SPDF_0
CM_SPDF_0         410 sound/pci/cmipci.c #define CM_PLAYBACK_SPDF	CM_SPDF_0
CM_SPDF_0        2425 sound/pci/cmipci.c DEFINE_BIT_SWITCH_ARG(spdif_out, CM_REG_FUNCTRL1, CM_SPDF_0, 0, 0);