From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Sun, 13 May 2012 13:25:25 +0000 (+0100)
Subject: ASoC: tlv320aic3x: Remove unused, non-standard headset detection
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=308f4b044efbfbb2b7d0d076e9dcb7f961f6171b;p=linux-beck.git

ASoC: tlv320aic3x: Remove unused, non-standard headset detection

aic3x_set_headset_detection() isn't made available outside the driver or
referenced within the driver which sparse notices and complains about.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index bde2d1ade0c6..64d2a4fa34b2 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1160,24 +1160,6 @@ static int aic3x_set_bias_level(struct snd_soc_codec *codec,
 	return 0;
 }
 
-void aic3x_set_headset_detection(struct snd_soc_codec *codec, int detect,
-				 int headset_debounce, int button_debounce)
-{
-	u8 val;
-
-	val = ((detect & AIC3X_HEADSET_DETECT_MASK)
-		<< AIC3X_HEADSET_DETECT_SHIFT) |
-	      ((headset_debounce & AIC3X_HEADSET_DEBOUNCE_MASK)
-		<< AIC3X_HEADSET_DEBOUNCE_SHIFT) |
-	      ((button_debounce & AIC3X_BUTTON_DEBOUNCE_MASK)
-		<< AIC3X_BUTTON_DEBOUNCE_SHIFT);
-
-	if (detect & AIC3X_HEADSET_DETECT_MASK)
-		val |= AIC3X_HEADSET_DETECT_ENABLED;
-
-	snd_soc_write(codec, AIC3X_HEADSET_DETECT_CTRL_A, val);
-}
-
 #define AIC3X_RATES	SNDRV_PCM_RATE_8000_96000
 #define AIC3X_FORMATS	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
 			 SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)