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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>
This commit is contained in:
Takashi Iwai 2014-10-20 18:13:01 +02:00
parent 41be5164ea
commit 609e478b40
1 changed files with 5 additions and 21 deletions
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26
sound/i2c/other/ak4xxx-adda.c
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@ -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,