rfile = snd_magic_cast(snd_rawmidi_file_t, file->private_data, return -ENXIO);
if (((cmd >> 8) & 0xff) != 'W')
return -ENOTTY;
switch (cmd) {
case SNDRV_RAWMIDI_IOCTL_PVERSION:
rfile = snd_magic_cast(snd_rawmidi_file_t, file->private_data, return -ENXIO);
if (((cmd >> 8) & 0xff) != 'W')
return -ENOTTY;
switch (cmd) {
case SNDRV_RAWMIDI_IOCTL_PVERSION: