spdo_5v          2434 sound/pci/cmipci.c DEFINE_SWITCH_ARG(spdo_5v, CM_REG_MISC_CTRL, CM_SPDO5V, 0, 0, 0); /* inverse: 0 = 5V */
spdo_5v          2622 sound/pci/cmipci.c 	DEFINE_MIXER_SWITCH("IEC958 5V", spdo_5v),