SNDRV_OSS_DEVICE_TYPE_MIXER
err = snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER,
snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER, mixer->card, 0);
SNDRV_OSS_DEVICE_TYPE_MIXER);
case SNDRV_OSS_DEVICE_TYPE_MIXER:
case SNDRV_OSS_DEVICE_TYPE_MIXER: