AC97_EA_LDAC 100 include/linux/ac97_codec.h #define AC97_EA_LDAC 0x0080 /* PCM LFE DAC is ready (Read only) */ AC97_EA_LDAC 189 include/sound/ac97_codec.h #define AC97_EA_LDAC 0x0100 /* PCM LFE DAC is ready (Read only) */