SPCS2 733 include/sound/emu10k1.h #define SPCS2 0x56 /* SPDIF output Channel Status 2 register */ SPCS2 239 sound/pci/ca0106/ca0106.h #define SPCS2 0x43 /* SPDIF output Channel Status 2 register. For Center/LFE */ SPCS2 148 sound/pci/emu10k1/emu10k1x.c #define SPCS2 0x44 /* SPDIF output Channel Status 2 register */