Merge branch 'for-2.6.29' into for-2.6.30

[deliverable/linux.git] / sound / soc / codecs / twl4030.c

diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index ea370a4f86d5a2c74d97b176d977a55947ab120e..f530c1e6d9e814955cfd380d82b5f9c3c5a9ee93 100644 (file)
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -125,6 +125,9 @@ static inline unsigned int twl4030_read_reg_cache(struct snd_soc_codec *codec,
 {
        u8 *cache = codec->reg_cache;
 
+       if (reg >= TWL4030_CACHEREGNUM)
+               return -EIO;
+
        return cache[reg];
 }
 
@@ -670,22 +673,6 @@ static const struct snd_kcontrol_new twl4030_snd_controls[] = {
                0, 3, 5, 0, input_gain_tlv),
 };
 
-/* add non dapm controls */
-static int twl4030_add_controls(struct snd_soc_codec *codec)
-{
-       int err, i;
-
-       for (i = 0; i < ARRAY_SIZE(twl4030_snd_controls); i++) {
-               err = snd_ctl_add(codec->card,
-                                 snd_soc_cnew(&twl4030_snd_controls[i],
-                                               codec, NULL));
-               if (err < 0)
-                       return err;
-       }
-
-       return 0;
-}
-
 static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
        /* Left channel inputs */
        SND_SOC_DAPM_INPUT("MAINMIC"),
@@ -1233,7 +1220,8 @@ static int twl4030_init(struct snd_soc_device *socdev)
        /* power on device */
        twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
-       twl4030_add_controls(codec);
+       snd_soc_add_controls(codec, twl4030_snd_controls,
+                               ARRAY_SIZE(twl4030_snd_controls));
        twl4030_add_widgets(codec);
 
        ret = snd_soc_init_card(socdev);