BA0_EGPIOPTR
int val2 = snd_cs46xx_peekBA0(chip, BA0_EGPIOPTR);
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR,
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR, val2 & ~EGPIOPTR_GPPT0); /* disable */
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR, EGPIODR_GPOE0);
int val2 = snd_cs46xx_peekBA0(chip, BA0_EGPIOPTR);
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR,
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR, val2 & ~EGPIOPTR_GPPT2); /* disable */
snd_cs46xx_pokeBA0(chip, BA0_EGPIOPTR, EGPIODR_GPOE0);