ALSA: usb-audio: Use snd_ctl_enum_info()

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

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2014-10-20 18:21:42 +02:00
parent c8dd33fc80
commit 7bbd03e014

View File

@ -437,19 +437,9 @@ static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
static int snd_emu0204_ch_switch_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static const char *texts[2] = {"1/2",
"3/4"
};
static const char * const texts[2] = {"1/2", "3/4"};
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = 2;
if (uinfo->value.enumerated.item > 1)
uinfo->value.enumerated.item = 1;
strcpy(uinfo->value.enumerated.name,
texts[uinfo->value.enumerated.item]);
return 0;
return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
}
static int snd_emu0204_ch_switch_get(struct snd_kcontrol *kcontrol,
@ -735,25 +725,12 @@ struct snd_ftu_eff_switch_priv_val {
static int snd_ftu_eff_switch_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
static const char *texts[8] = {"Room 1",
"Room 2",
"Room 3",
"Hall 1",
"Hall 2",
"Plate",
"Delay",
"Echo"
static const char *const texts[8] = {
"Room 1", "Room 2", "Room 3", "Hall 1",
"Hall 2", "Plate", "Delay", "Echo"
};
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = 8;
if (uinfo->value.enumerated.item > 7)
uinfo->value.enumerated.item = 7;
strcpy(uinfo->value.enumerated.name,
texts[uinfo->value.enumerated.item]);
return 0;
return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
}
static int snd_ftu_eff_switch_get(struct snd_kcontrol *kctl,