SOUND_MIXER_DIGITAL3 2235 fs/compat_ioctl.c COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3)) SOUND_MIXER_DIGITAL3 2268 fs/compat_ioctl.c COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3)) SOUND_MIXER_DIGITAL3 846 include/linux/soundcard.h #define SOUND_MASK_DIGITAL3 (1 << SOUND_MIXER_DIGITAL3) SOUND_MIXER_DIGITAL3 1261 sound/core/oss/mixer_oss.c { SOUND_MIXER_DIGITAL3, "Digital", 2 },