ASoC: codec: fix the sparse check warnings.

Some thing Likes:

reproduce: make C=1 CF=-D__CHECK_ENDIAN__

sparse warnings: (new ones prefixed by >>)

>> sound/soc/codecs/wm8997.c:1084:15: sparse: symbol \
'wm8997_get_regmap' was not declared. Should it be static?
Signed-off-by: NXiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: NMark Brown <broonie@linaro.org>

sound/soc/codecs/88pm860x-codec.c

@@ -1358,7 +1358,7 @@ static int pm860x_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
-struct regmap *pm860x_get_regmap(struct device *dev)
+static struct regmap *pm860x_get_regmap(struct device *dev)
 {
 	struct pm860x_priv *pm860x = dev_get_drvdata(dev);
 

sound/soc/codecs/cq93vc.c

@@ -152,7 +152,7 @@ static int cq93vc_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
-struct regmap *cq93vc_get_regmap(struct device *dev)
+static struct regmap *cq93vc_get_regmap(struct device *dev)
 {
 	struct davinci_vc *davinci_vc = codec->dev->platform_data;
 

sound/soc/codecs/mc13783.c

@@ -727,7 +727,7 @@ static struct snd_soc_dai_driver mc13783_dai_sync[] = {
 	}
 };
 
-struct regmap *mc13783_get_regmap(struct device *dev)
+static struct regmap *mc13783_get_regmap(struct device *dev)
 {
 	return dev_get_regmap(dev->parent, NULL);
 }

sound/soc/codecs/si476x.c

@@ -231,7 +231,7 @@ static struct snd_soc_dai_driver si476x_dai = {
 	.ops		= &si476x_dai_ops,
 };
 
-struct regmap *si476x_get_regmap(struct device *dev)
+static struct regmap *si476x_get_regmap(struct device *dev)
 {
 	return dev_get_regmap(dev->parent, NULL);
 }

sound/soc/codecs/wm5102.c

@@ -1798,7 +1798,7 @@ static unsigned int wm5102_digital_vu[] = {
 	ARIZONA_DAC_DIGITAL_VOLUME_5R,
 };
 
-struct regmap *wm5102_get_regmap(struct device *dev)
+static struct regmap *wm5102_get_regmap(struct device *dev)
 {
 	struct wm5102_priv *priv = dev_get_drvdata(dev);
 

sound/soc/codecs/wm5110.c

@@ -1629,7 +1629,7 @@ static unsigned int wm5110_digital_vu[] = {
 	ARIZONA_DAC_DIGITAL_VOLUME_6R,
 };
 
-struct regmap *wm5110_get_regmap(struct device *dev)
+static struct regmap *wm5110_get_regmap(struct device *dev)
 {
 	struct wm5110_priv *priv = dev_get_drvdata(dev);
 

sound/soc/codecs/wm8350.c

@@ -1606,7 +1606,7 @@ static int  wm8350_codec_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
-struct regmap *wm8350_get_regmap(struct device *dev)
+static struct regmap *wm8350_get_regmap(struct device *dev)
 {
 	struct wm8350 *wm8350 = dev_get_platdata(dev);
 

sound/soc/codecs/wm8400.c

@@ -1359,7 +1359,7 @@ static int  wm8400_codec_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
-struct regmap *wm8400_get_regmap(struct device *dev)
+static struct regmap *wm8400_get_regmap(struct device *dev)
 {
 	struct wm8400 *wm8400 = dev_get_platdata(dev);
 

sound/soc/codecs/wm8994.c

@@ -4432,7 +4432,7 @@ static int wm8994_codec_remove(struct snd_soc_codec *codec)
 	return 0;
 }
 
-struct regmap *wm8994_get_regmap(struct device *dev)
+static struct regmap *wm8994_get_regmap(struct device *dev)
 {
 	struct wm8994 *control = dev_get_drvdata(dev->parent);
 

sound/soc/codecs/wm8997.c

@@ -1081,7 +1081,7 @@ static unsigned int wm8997_digital_vu[] = {
 	ARIZONA_DAC_DIGITAL_VOLUME_5R,
 };
 
-struct regmap *wm8997_get_regmap(struct device *dev)
+static struct regmap *wm8997_get_regmap(struct device *dev)
 {
 	struct wm8997_priv *priv = dev_get_drvdata(dev);