mixart_update_playback_stream_level
mixart_update_playback_stream_level(chip, is_aes, subs->number);
mixart_update_playback_stream_level(chip, is_aes, idx);
mixart_update_playback_stream_level(chip, is_aes, idx);
int mixart_update_playback_stream_level(struct snd_mixart* chip, int is_aes, int idx);