ALSA: ak4xxx-adda: Use snd_ctl_enum_info()

... and reduce the open codes.  Also add missing const to the text array.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 21 deletions

diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
index f3735e64791c..67dbfde837ab 100644
--- a/sound/i2c/other/ak4xxx-adda.c
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -465,17 +465,10 @@ static int snd_akm4xxx_stereo_volume_put(struct snd_kcontrol *kcontrol,
 static int snd_akm4xxx_deemphasis_info(struct snd_kcontrol *kcontrol,
                                        struct snd_ctl_elem_info *uinfo)
 {
-        static char *texts[4] = {
+        static const char * const texts[4] = {
                 "44.1kHz", "Off", "48kHz", "32kHz",
         };
-        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
-        uinfo->count = 1;
-        uinfo->value.enumerated.items = 4;
-        if (uinfo->value.enumerated.item >= 4)
-                uinfo->value.enumerated.item = 3;
-        strcpy(uinfo->value.enumerated.name,
-               texts[uinfo->value.enumerated.item]);
-        return 0;
+        return snd_ctl_enum_info(uinfo, 1, 4, texts);
 }
 
 static int snd_akm4xxx_deemphasis_get(struct snd_kcontrol *kcontrol,
@@ -570,22 +563,13 @@ static int ak4xxx_capture_source_info(struct snd_kcontrol *kcontrol,
 {
         struct snd_akm4xxx *ak = snd_kcontrol_chip(kcontrol);
         int mixer_ch = AK_GET_SHIFT(kcontrol->private_value);
-        const char **input_names;
-        unsigned int num_names, idx;
+        unsigned int num_names;
 
         num_names = ak4xxx_capture_num_inputs(ak, mixer_ch);
         if (!num_names)
                 return -EINVAL;
-        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
-        uinfo->count = 1;
-        uinfo->value.enumerated.items = num_names;
-        idx = uinfo->value.enumerated.item;
-        if (idx >= num_names)
-                return -EINVAL;
-        input_names = ak->adc_info[mixer_ch].input_names;
-        strlcpy(uinfo->value.enumerated.name, input_names[idx],
-                sizeof(uinfo->value.enumerated.name));
-        return 0;
+        return snd_ctl_enum_info(uinfo, 1, num_names,
+                                 ak->adc_info[mixer_ch].input_names);
 }
 
 static int ak4xxx_capture_source_get(struct snd_kcontrol *kcontrol,