mutex_lock(&chip->mgr->mixer_mutex);
if(kcontrol->private_value & MIXART_VOL_AES_MASK) /* AES playback */
idx += MIXART_PLAYBACK_STREAMS;
mutex_lock(&chip->mgr->mixer_mutex);
if(kcontrol->private_value & MIXART_VOL_AES_MASK) /* AES playback */
idx += MIXART_PLAYBACK_STREAMS;