int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
unsigned int *tlv, const char **slaves);
int snd_hda_codec_reset(struct hda_codec *codec);
-int snd_hda_codec_configure(struct hda_codec *codec);
/* amp value bits */
#define HDA_AMP_MUTE 0x80