static const struct snd_pcm_ops hal2_playback_ops = {
        .open =        hal2_playback_open,
        .close =       hal2_playback_close,
-       .ioctl =       snd_pcm_lib_ioctl,
        .prepare =     hal2_playback_prepare,
        .trigger =     hal2_playback_trigger,
        .pointer =     hal2_playback_pointer,
 static const struct snd_pcm_ops hal2_capture_ops = {
        .open =        hal2_capture_open,
        .close =       hal2_capture_close,
-       .ioctl =       snd_pcm_lib_ioctl,
        .prepare =     hal2_capture_prepare,
        .trigger =     hal2_capture_trigger,
        .pointer =     hal2_capture_pointer,
 
 static const struct snd_pcm_ops snd_sgio2audio_playback1_ops = {
        .open =        snd_sgio2audio_playback1_open,
        .close =       snd_sgio2audio_pcm_close,
-       .ioctl =       snd_pcm_lib_ioctl,
        .hw_params =   snd_sgio2audio_pcm_hw_params,
        .hw_free =     snd_sgio2audio_pcm_hw_free,
        .prepare =     snd_sgio2audio_pcm_prepare,
 static const struct snd_pcm_ops snd_sgio2audio_playback2_ops = {
        .open =        snd_sgio2audio_playback2_open,
        .close =       snd_sgio2audio_pcm_close,
-       .ioctl =       snd_pcm_lib_ioctl,
        .hw_params =   snd_sgio2audio_pcm_hw_params,
        .hw_free =     snd_sgio2audio_pcm_hw_free,
        .prepare =     snd_sgio2audio_pcm_prepare,
 static const struct snd_pcm_ops snd_sgio2audio_capture_ops = {
        .open =        snd_sgio2audio_capture_open,
        .close =       snd_sgio2audio_pcm_close,
-       .ioctl =       snd_pcm_lib_ioctl,
        .hw_params =   snd_sgio2audio_pcm_hw_params,
        .hw_free =     snd_sgio2audio_pcm_hw_free,
        .prepare =     snd_sgio2audio_pcm_prepare,