EC_SPDIF0_SEL_SHIFT 481 sound/pci/emu10k1/emu10k1_main.c #define EC_SPDIF0_SEL_MASK (0x3L << EC_SPDIF0_SEL_SHIFT) EC_SPDIF0_SEL_SHIFT 483 sound/pci/emu10k1/emu10k1_main.c #define EC_SPDIF0_SELECT(_x) (((_x) << EC_SPDIF0_SEL_SHIFT) & EC_SPDIF0_SEL_MASK)