ALSA: wss: 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>

diff --git a/sound/isa/wss/wss_lib.c b/sound/isa/wss/wss_lib.c
index 360b08b..347bb1b 100644 (file)
--- a/sound/isa/wss/wss_lib.c
+++ b/sound/isa/wss/wss_lib.c
@@ -1993,25 +1993,20 @@ EXPORT_SYMBOL(snd_wss_timer);
 static int snd_wss_info_mux(struct snd_kcontrol *kcontrol,
                            struct snd_ctl_elem_info *uinfo)
 {
-       static char *texts[4] = {
+       static const char * const texts[4] = {
                "Line", "Aux", "Mic", "Mix"
        };
-       static char *opl3sa_texts[4] = {
+       static const char * const opl3sa_texts[4] = {
                "Line", "CD", "Mic", "Mix"
        };
-       static char *gusmax_texts[4] = {
+       static const char * const gusmax_texts[4] = {
                "Line", "Synth", "Mic", "Mix"
        };
-       char **ptexts = texts;
+       const char * const *ptexts = texts;
        struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
 
        if (snd_BUG_ON(!chip->card))
                return -EINVAL;
-       uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
-       uinfo->count = 2;
-       uinfo->value.enumerated.items = 4;
-       if (uinfo->value.enumerated.item > 3)
-               uinfo->value.enumerated.item = 3;
        if (!strcmp(chip->card->driver, "GUS MAX"))
                ptexts = gusmax_texts;
        switch (chip->hardware) {
@@ -2023,8 +2018,7 @@ static int snd_wss_info_mux(struct snd_kcontrol *kcontrol,
                ptexts = opl3sa_texts;
                break;
        }
-       strcpy(uinfo->value.enumerated.name, ptexts[uinfo->value.enumerated.item]);
-       return 0;
+       return snd_ctl_enum_info(uinfo, 2, 4, ptexts);
 }
 
 static int snd_wss_get_mux(struct snd_kcontrol *kcontrol,