snd_hdac_updatew
snd_hdac_updatew(link->ml_addr, AZX_REG_ML_LOSIDV, (1 << stream), 1 << stream);
snd_hdac_updatew(link->ml_addr, AZX_REG_ML_LOSIDV, (1 << stream), 0);
snd_hdac_updatew(hlink->ml_addr, AZX_REG_ML_LOSIDV,