snd_ac97_write_cache(chip->ac97, AC97_MASTER, val);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->master_volume->id);
snd_ac97_write_cache(chip->ac97, AC97_MASTER, val);
snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
&chip->master_volume->id);