*/
void snd_es1688_mixer_write(es1688_t *chip, unsigned char reg, unsigned char data);
-unsigned char snd_es1688_mixer_read(es1688_t *chip, unsigned char reg);
-
-irqreturn_t snd_es1688_interrupt(int irq, void *dev_id, struct pt_regs *regs);
int snd_es1688_create(snd_card_t * card,
unsigned long port,