snd_ac97_update_power
int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup);
EXPORT_SYMBOL(snd_ac97_update_power);
snd_ac97_update_power(ac97, reg, 1);
snd_ac97_update_power(pcm->r[r].codec[cidx],
snd_ac97_update_power(cs5535au->ac97,
snd_ac97_update_power(cs5535au->ac97,
snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
snd_ac97_update_power(chip->ac97,
snd_ac97_update_power(chip->ac97,
snd_ac97_update_power(chip->ac97,
snd_ac97_update_power(chip->ac97,