ASoC: tlv320aic31xx: aic31xx_set_jack() can be static

Fixes: ebf3326c ("ASoC: tlv320aic31xx: Add headphone/headset detection")
Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/tlv320aic31xx.c

@@ -1264,8 +1264,8 @@ static int aic31xx_set_bias_level(struct snd_soc_component *component,
 	return 0;
 }
 
-int aic31xx_set_jack(struct snd_soc_component *component,
-		     struct snd_soc_jack *jack, void *data)
+static int aic31xx_set_jack(struct snd_soc_component *component,
+			    struct snd_soc_jack *jack, void *data)
 {
 	struct aic31xx_priv *aic31xx = snd_soc_component_get_drvdata(component);