snd_ac97_update_power (9)

int snd_ac97_update_power(struct snd_ac97 * ac97, int reg, int powerup);

ac97

the codec instance

reg

the rate register, e.g. AC97_PCM_FRONT_DAC_RATE

powerup

non-zero when power up the part

Update the AC97 powerdown register bits of the given part.

Zero.