[ALSA] Clean up with common snd_ctl_boolean_*_info callbacks

Clean up codes using the new common snd_ctl_boolean_*_info() callbacks.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 2 insertions, 10 deletions

diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
index 618653e22561..ee0189b756d1 100644
--- a/sound/pci/rme32.c
+++ b/sound/pci/rme32.c
@@ -1582,16 +1582,8 @@ static void __devinit snd_rme32_proc_init(struct rme32 * rme32)
  * control interface
  */
 
-static int
-snd_rme32_info_loopback_control(struct snd_kcontrol *kcontrol,
-                                struct snd_ctl_elem_info *uinfo)
-{
-        uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-        uinfo->count = 1;
-        uinfo->value.integer.min = 0;
-        uinfo->value.integer.max = 1;
-        return 0;
-}
+#define snd_rme32_info_loopback_control         snd_ctl_boolean_mono_info
+
 static int
 snd_rme32_get_loopback_control(struct snd_kcontrol *kcontrol,
                                struct snd_ctl_elem_value *ucontrol)