/* Tristate the PCM DAI lines, tristate can be disabled by calling wm9713_set_dai_fmt()  */
static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, int tristate)
/* Tristate the PCM DAI lines, tristate can be disabled by calling wm9713_set_dai_fmt()  */
static int wm9713_set_dai_tristate(struct snd_soc_dai *codec_dai, int tristate)
{
	struct snd_soc_codec *codec = codec_dai->codec;
	u16 reg = ac97_read(codec, AC97_CENTER_LFE_MASTER) & 0x9fff;
	if (tristate)
		ac97_write(codec, AC97_CENTER_LFE_MASTER, reg);
	return 0;
}