Symbol: AP_ACRD_W_READ_MIXER_REG
usr/src/uts/common/io/audio/drv/audiots/audiots.c
1078
AP_ACRD_W_READ_MIXER_REG|AP_ACRD_W_AUDIO_READ_REQ&
usr/src/uts/common/io/audio/drv/audiots/audiots.c
1089
OR_SET_SHORT(acch, addr, AP_ACRD_W_READ_MIXER_REG);