ASoC: Remove unreferenced wm8974_add_controls()

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

diff --git a/sound/soc/codecs/wm8974.c b/sound/soc/codecs/wm8974.c
index 397432a..d2a36ad 100644 (file)
--- a/sound/soc/codecs/wm8974.c
+++ b/sound/soc/codecs/wm8974.c
@@ -205,22 +205,6 @@ SOC_SINGLE("Capture Boost(+20dB)", WM8974_ADCBOOST,  8, 1, 0),
 SOC_SINGLE("Mono Playback Switch", WM8974_MONOMIX, 6, 1, 0),
 };
 
-/* add non dapm controls */
-static int wm8974_add_controls(struct snd_soc_codec *codec)
-{
-       int err, i;
-
-       for (i = 0; i < ARRAY_SIZE(wm8974_snd_controls); i++) {
-               err = snd_ctl_add(codec->card,
-                                 snd_soc_cnew(&wm8974_snd_controls[i],
-                                              codec, NULL));
-               if (err < 0)
-                       return err;
-       }
-
-       return 0;
-}
-
 /* Speaker Output Mixer */
 static const struct snd_kcontrol_new wm8974_speaker_mixer_controls[] = {
 SOC_DAPM_SINGLE("Line Bypass Switch", WM8974_SPKMIX, 1, 1, 0),