tag	line	file	source code
cause	394	drivers/sound/pas2_pcm.c	pas_pcm_interrupt (unsigned char status, int cause)
cause	396	drivers/sound/pas2_pcm.c	if (cause == 1)    /* PCM buffer done */
cause	160	drivers/sound/sound_calls.h	void pas_pcm_interrupt(unsigned char status, int cause);