ASoC: tlv320aic31xx: Turn power off only once.

Regulator code keep count of enables and disables. Double disable
causes an ugly warning.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/soc/codecs/tlv320aic31xx.c b/sound/soc/codecs/tlv320aic31xx.c
index d3517a919776..1f243c2c98fd 100644
--- a/sound/soc/codecs/tlv320aic31xx.c
+++ b/sound/soc/codecs/tlv320aic31xx.c
@@ -1020,7 +1020,8 @@ static int aic31xx_set_bias_level(struct snd_soc_codec *codec,
                 }
                 break;
         case SND_SOC_BIAS_OFF:
-                aic31xx_power_off(codec);
+                if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY)
+                        aic31xx_power_off(codec);
                 break;
         }
         codec->dapm.bias_level = level;