snd_pcm_t *epcm = runtime->private_data;
emu10k1_pcm_t *epcm = runtime->private_data;
static void snd_p16v_pcm_free_substream(snd_pcm_runtime_t *runtime){	snd_pcm_t *epcm = runtime->private_data;  	if (epcm) {        	//snd_printk("epcm free: %p\n", epcm);		kfree(epcm);	}}