4 files changed, 4 insertions, 36 deletions
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index 1efb973137a..f2b81e39b8c 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -200,15 +200,7 @@ static int snd_ak4114_in_error_get(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-static int snd_ak4114_in_bit_info(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_ak4114_in_bit_info		snd_ctl_boolean_mono_info
 
 static int snd_ak4114_in_bit_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
index c022f29da2f..1614973e489 100644
--- a/sound/i2c/other/ak4117.c
+++ b/sound/i2c/other/ak4117.c
@@ -181,15 +181,7 @@ static int snd_ak4117_in_error_get(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-static int snd_ak4117_in_bit_info(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_ak4117_in_bit_info		snd_ctl_boolean_mono_info
 
 static int snd_ak4117_in_bit_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
index fd335159f84..0fa10728952 100644
--- a/sound/i2c/other/ak4xxx-adda.c
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -463,15 +463,7 @@ static int snd_akm4xxx_deemphasis_put(struct snd_kcontrol *kcontrol,
 	return change;
 }
 
-static int ak4xxx_switch_info(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 ak4xxx_switch_info	snd_ctl_boolean_mono_info
 
 static int ak4xxx_switch_get(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/i2c/other/pt2258.c b/sound/i2c/other/pt2258.c
index e91cc3b44de..00c83d8b32b 100644
--- a/sound/i2c/other/pt2258.c
+++ b/sound/i2c/other/pt2258.c
@@ -140,15 +140,7 @@ static int pt2258_stereo_volume_put(struct snd_kcontrol *kcontrol,
 	return -EIO;
 }
 
-static int pt2258_switch_info(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 pt2258_switch_info	snd_ctl_boolean_mono_info
 
 static int pt2258_switch_get(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)