ALSA: fm801: 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>

sound/pci/fm801.c

@@ -958,17 +958,11 @@ static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
 static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
 			      struct snd_ctl_elem_info *uinfo)
 {
-	static char *texts[5] = {
+	static const char * const texts[5] = {
 		"AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
 	};
  
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
-	uinfo->count = 1;
-	uinfo->value.enumerated.items = 5;
-	if (uinfo->value.enumerated.item > 4)
-		uinfo->value.enumerated.item = 4;
-	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
-	return 0;
+	return snd_ctl_enum_info(uinfo, 1, 5, texts);
 }
 
 static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,