spin_lock_irq(&chip->reg_lock);
ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
spin_lock_irq(&chip->reg_lock);
ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;