spdi_phase       2439 sound/pci/cmipci.c DEFINE_BIT_SWITCH_ARG(spdi_phase, CM_REG_MISC, CM_SPDIF_INVERSE, 1, 0);
spdi_phase       2631 sound/pci/cmipci.c 	DEFINE_MIXER_SWITCH("IEC958 In Phase Inverse", spdi_phase),