extern const struct file_operations snd_pcm_f_ops[2];
-int snd_pcm_new(struct snd_card *card, char *id, int device,
+int snd_pcm_new(struct snd_card *card, const char *id, int device,
int playback_count, int capture_count,
struct snd_pcm **rpcm);
int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count);