[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>

59 files changed, 118 insertions, 971 deletions

diff --git a/sound/aoa/codecs/snd-aoa-codec-onyx.c b/sound/aoa/codecs/snd-aoa-codec-onyx.c
index 0288523..71e3f93 100644
--- a/sound/aoa/codecs/snd-aoa-codec-onyx.c
+++ b/sound/aoa/codecs/snd-aoa-codec-onyx.c
@@ -297,15 +297,7 @@ static struct snd_kcontrol_new capture_source_control = {
 	.put = onyx_snd_capture_source_put,
 };
 
-static int onyx_snd_mute_info(struct snd_kcontrol *kcontrol,
-	struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define onyx_snd_mute_info	snd_ctl_boolean_stereo_info
 
 static int onyx_snd_mute_get(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_value *ucontrol)
@@ -359,15 +351,7 @@ static struct snd_kcontrol_new mute_control = {
 };
 
 
-static int onyx_snd_single_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 onyx_snd_single_bit_info	snd_ctl_boolean_mono_info
 
 #define FLAG_POLARITY_INVERT	1
 #define FLAG_SPDIFLOCK		2
diff --git a/sound/aoa/codecs/snd-aoa-codec-tas.c b/sound/aoa/codecs/snd-aoa-codec-tas.c
index 3cbfe46..70c3416 100644
--- a/sound/aoa/codecs/snd-aoa-codec-tas.c
+++ b/sound/aoa/codecs/snd-aoa-codec-tas.c
@@ -272,15 +272,7 @@ static struct snd_kcontrol_new volume_control = {
 	.put = tas_snd_vol_put,
 };
 
-static int tas_snd_mute_info(struct snd_kcontrol *kcontrol,
-	struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define tas_snd_mute_info	snd_ctl_boolean_stereo_info
 
 static int tas_snd_mute_get(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_value *ucontrol)
@@ -431,15 +423,7 @@ static struct snd_kcontrol_new drc_range_control = {
 	.put = tas_snd_drc_range_put,
 };
 
-static int tas_snd_drc_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 tas_snd_drc_switch_info		snd_ctl_boolean_mono_info
 
 static int tas_snd_drc_switch_get(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/aoa/fabrics/snd-aoa-fabric-layout.c b/sound/aoa/fabrics/snd-aoa-fabric-layout.c
index 9880628..8b2ba99 100644
--- a/sound/aoa/fabrics/snd-aoa-fabric-layout.c
+++ b/sound/aoa/fabrics/snd-aoa-fabric-layout.c
@@ -582,15 +582,7 @@ static int layouts_list_items;
  * make the fabric handle all the card stuff, etc... */
 static struct layout_dev *layout_device;
 
-static int control_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 control_info	snd_ctl_boolean_mono_info
 
 #define AMP_CONTROL(n, description)					\
 static int n##_control_get(struct snd_kcontrol *kcontrol,		\
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 4360ae9..77bca5f 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -510,15 +510,7 @@ static const DECLARE_TLV_DB_SCALE(db_scale_dummy, -4500, 30, 0);
   .get = snd_dummy_capsrc_get, .put = snd_dummy_capsrc_put, \
   .private_value = addr }
 
-static int snd_dummy_capsrc_info(struct snd_kcontrol *kcontrol,
-				 struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_dummy_capsrc_info	snd_ctl_boolean_stereo_info
  
 static int snd_dummy_capsrc_get(struct snd_kcontrol *kcontrol,
 				struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/drivers/mts64.c b/sound/drivers/mts64.c
index 2025db5..911c159 100644
--- a/sound/drivers/mts64.c
+++ b/sound/drivers/mts64.c
@@ -440,15 +440,7 @@ static void mts64_write_midi(struct mts64 *mts, u8 c,
  *********************************************************************/
 
 /* SMPTE Switch */
-static int snd_mts64_ctl_smpte_switch_info(struct snd_kcontrol *kctl,
-					   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_mts64_ctl_smpte_switch_info		snd_ctl_boolean_mono_info
 
 static int snd_mts64_ctl_smpte_switch_get(struct snd_kcontrol* kctl,
 					  struct snd_ctl_elem_value *uctl)
diff --git a/sound/drivers/vx/vx_mixer.c b/sound/drivers/vx/vx_mixer.c
index f63152a..b8fcd79 100644
--- a/sound/drivers/vx/vx_mixer.c
+++ b/sound/drivers/vx/vx_mixer.c
@@ -647,14 +647,7 @@ static int vx_audio_monitor_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
 	return 0;
 }
 
-static int vx_audio_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define vx_audio_sw_info	snd_ctl_boolean_stereo_info
 
 static int vx_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -865,14 +858,7 @@ static int vx_peak_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
 	return 0;
 }
 
-static int vx_saturation_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define vx_saturation_info	snd_ctl_boolean_stereo_info
 
 static int vx_saturation_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index 1efb973..f2b81e3 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 c022f29..1614973 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 fd33515..0fa1072 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 e91cc3b..00c83d8 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)
diff --git a/sound/i2c/tea6330t.c b/sound/i2c/tea6330t.c
index ae5b1e3..21ff974 100644
--- a/sound/i2c/tea6330t.c
+++ b/sound/i2c/tea6330t.c
@@ -142,15 +142,7 @@ static int snd_tea6330t_put_master_volume(struct snd_kcontrol *kcontrol,
   .info = snd_tea6330t_info_master_switch, \
   .get = snd_tea6330t_get_master_switch, .put = snd_tea6330t_put_master_switch }
 
-static int snd_tea6330t_info_master_switch(struct snd_kcontrol *kcontrol,
-					   struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_tea6330t_info_master_switch		snd_ctl_boolean_stereo_info
 
 static int snd_tea6330t_get_master_switch(struct snd_kcontrol *kcontrol,
 					  struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index f7732bf..816550c 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -1071,14 +1071,7 @@ static int snd_es18xx_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem
 	return (snd_es18xx_mixer_bits(chip, 0x1c, 0x07, val) != val) || retVal;
 }
 
-static int snd_es18xx_info_spatializer_enable(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_es18xx_info_spatializer_enable	snd_ctl_boolean_mono_info
 
 static int snd_es18xx_get_spatializer_enable(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1120,14 +1113,7 @@ static int snd_es18xx_get_hw_volume(struct snd_kcontrol *kcontrol, struct snd_ct
 	return 0;
 }
 
-static int snd_es18xx_info_hw_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_es18xx_info_hw_switch	snd_ctl_boolean_stereo_info
 
 static int snd_es18xx_get_hw_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/isa/gus/gus_mixer.c b/sound/isa/gus/gus_mixer.c
index acc25a2..7f6aefd4 100644
--- a/sound/isa/gus/gus_mixer.c
+++ b/sound/isa/gus/gus_mixer.c
@@ -36,14 +36,7 @@
   .get = snd_gf1_get_single, .put = snd_gf1_put_single, \
   .private_value = shift | (invert << 8) }
 
-static int snd_gf1_info_single(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_gf1_info_single	snd_ctl_boolean_mono_info
 
 static int snd_gf1_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c
index cd29b30..d295936 100644
--- a/sound/isa/opti9xx/miro.c
+++ b/sound/isa/opti9xx/miro.c
@@ -242,14 +242,7 @@ static int aci_setvalue(struct snd_miro * miro, unsigned char index, int value)
  *  MIXER part
  */
 
-static int snd_miro_info_capture(struct snd_kcontrol *kcontrol,
-				 struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-
-	return 0;
-}
+#define snd_miro_info_capture	snd_ctl_boolean_mono_info
 
 static int snd_miro_get_capture(struct snd_kcontrol *kcontrol,
 				struct snd_ctl_elem_value *ucontrol)
@@ -344,14 +337,7 @@ static int snd_miro_put_preamp(struct snd_kcontrol *kcontrol,
 	return change;
 }
 
-static int snd_miro_info_amp(struct snd_kcontrol *kcontrol,
-			     struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-
-	return 0;
-}
+#define snd_miro_info_amp	snd_ctl_boolean_mono_info
 
 static int snd_miro_get_amp(struct snd_kcontrol *kcontrol,
 			    struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/isa/sb/sb16_csp.c b/sound/isa/sb/sb16_csp.c
index b279f23..3682059 100644
--- a/sound/isa/sb/sb16_csp.c
+++ b/sound/isa/sb/sb16_csp.c
@@ -979,14 +979,7 @@ static int snd_sb_csp_restart(struct snd_sb_csp * p)
  * QSound mixer control for PCM
  */
 
-static int snd_sb_qsound_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 snd_sb_qsound_switch_info	snd_ctl_boolean_mono_info
 
 static int snd_sb_qsound_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index 581ebba..630c961 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -1880,14 +1880,7 @@ static int patch_ad1981b(struct snd_ac97 *ac97)
 	return 0;
 }
 
-static int snd_ac97_ad1888_lohpsel_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_ac97_ad1888_lohpsel_info	snd_ctl_boolean_mono_info
 
 static int snd_ac97_ad1888_lohpsel_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2186,15 +2179,7 @@ static int patch_ad1985(struct snd_ac97 * ac97)
 	return 0;
 }
 
-static int snd_ac97_ad1986_bool_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_ac97_ad1986_bool_info	snd_ctl_boolean_mono_info
 
 static int snd_ac97_ad1986_lososel_get(struct snd_kcontrol *kcontrol,
 				       struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index 05b4c86..4c2bd7a 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -1804,15 +1804,7 @@ static int __devinit snd_ali_build_pcms(struct snd_ali *codec)
 .info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \
 .put = snd_ali5451_spdif_put, .private_value = value}
 
-static int snd_ali5451_spdif_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_ali5451_spdif_info		snd_ctl_boolean_mono_info
 
 static int snd_ali5451_spdif_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/au88x0/au88x0_eq.c b/sound/pci/au88x0/au88x0_eq.c
index 0c86a31..38602b8 100644
--- a/sound/pci/au88x0/au88x0_eq.c
+++ b/sound/pci/au88x0/au88x0_eq.c
@@ -728,15 +728,7 @@ static void vortex_Eqlzr_shutdown(vortex_t * vortex)
 /* ALSA interface */
 
 /* Control interface */
-static int
-snd_vortex_eqtoggle_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_vortex_eqtoggle_info	snd_ctl_boolean_mono_info
 
 static int
 snd_vortex_eqtoggle_get(struct snd_kcontrol *kcontrol,
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index 131952f..f0e1298 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -569,15 +569,7 @@ static struct snd_kcontrol_new snd_bt87x_capture_volume = {
 	.put = snd_bt87x_capture_volume_put,
 };
 
-static int snd_bt87x_capture_boost_info(struct snd_kcontrol *kcontrol,
-					struct snd_ctl_elem_info *info)
-{
-	info->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	info->count = 1;
-	info->value.integer.min = 0;
-	info->value.integer.max = 1;
-	return 0;
-}
+#define snd_bt87x_capture_boost_info	snd_ctl_boolean_mono_info
 
 static int snd_bt87x_capture_boost_get(struct snd_kcontrol *kcontrol,
 				       struct snd_ctl_elem_value *value)
diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c
index 9c3a9c8..a135b9c 100644
--- a/sound/pci/ca0106/ca0106_mixer.c
+++ b/sound/pci/ca0106/ca0106_mixer.c
@@ -77,15 +77,7 @@
 static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale1, -5175, 25, 1);
 static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale2, -10350, 50, 1);
 
-static int snd_ca0106_shared_spdif_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_ca0106_shared_spdif_info	snd_ctl_boolean_mono_info
 
 static int snd_ca0106_shared_spdif_get(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 7d3c5ee..f38054e 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -2139,15 +2139,7 @@ struct cmipci_switch_args {
 					 */
 };
 
-static int snd_cmipci_uswitch_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_cmipci_uswitch_info		snd_ctl_boolean_mono_info
 
 static int _snd_cmipci_uswitch_get(struct snd_kcontrol *kcontrol,
 				   struct snd_ctl_elem_value *ucontrol,
diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 71d7aab..0dc69d0 100644
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -1818,15 +1818,7 @@ static int snd_cs46xx_vol_iec958_put(struct snd_kcontrol *kcontrol, struct snd_c
 }
 #endif
 
-static int snd_mixer_boolean_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_mixer_boolean_info		snd_ctl_boolean_mono_info
 
 static int snd_cs46xx_iec958_get(struct snd_kcontrol *kcontrol, 
                                  struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index f27b6a7..499ee1a 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -1595,15 +1595,7 @@ static struct snd_kcontrol_new snd_echo_clock_source_switch __devinitdata = {
 #ifdef ECHOCARD_HAS_PHANTOM_POWER
 
 /******************* Phantom power switch *******************/
-static int snd_echo_phantom_power_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_echo_phantom_power_info	snd_ctl_boolean_mono_info
 
 static int snd_echo_phantom_power_get(struct snd_kcontrol *kcontrol,
 				      struct snd_ctl_elem_value *ucontrol)
@@ -1646,15 +1638,7 @@ static struct snd_kcontrol_new snd_echo_phantom_power_switch __devinitdata = {
 #ifdef ECHOCARD_HAS_DIGITAL_IN_AUTOMUTE
 
 /******************* Digital input automute switch *******************/
-static int snd_echo_automute_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_echo_automute_info		snd_ctl_boolean_mono_info
 
 static int snd_echo_automute_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
@@ -1695,18 +1679,7 @@ static struct snd_kcontrol_new snd_echo_automute_switch __devinitdata = {
 
 
 /******************* VU-meters switch *******************/
-static int snd_echo_vumeters_switch_info(struct snd_kcontrol *kcontrol,
-					 struct snd_ctl_elem_info *uinfo)
-{
-	struct echoaudio *chip;
-
-	chip = snd_kcontrol_chip(kcontrol);
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_echo_vumeters_switch_info		snd_ctl_boolean_mono_info
 
 static int snd_echo_vumeters_switch_put(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index e4af7a9..1ec7eba 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -1062,14 +1062,7 @@ static int __devinit snd_emu10k1x_proc_init(struct emu10k1x * emu)
 	return 0;
 }
 
-static int snd_emu10k1x_shared_spdif_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_emu10k1x_shared_spdif_info	snd_ctl_boolean_mono_info
 
 static int snd_emu10k1x_shared_spdif_get(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/emu10k1/emumixer.c b/sound/pci/emu10k1/emumixer.c
index 7b2c1dc..6c26319 100644
--- a/sound/pci/emu10k1/emumixer.c
+++ b/sound/pci/emu10k1/emumixer.c
@@ -400,15 +400,7 @@ static struct snd_kcontrol_new snd_emu1010_input_enum_ctls[] __devinitdata = {
 
 
 
-
-static int snd_emu1010_adc_pads_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_emu1010_adc_pads_info	snd_ctl_boolean_mono_info
 
 static int snd_emu1010_adc_pads_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -456,14 +448,7 @@ static struct snd_kcontrol_new snd_emu1010_adc_pads[] __devinitdata = {
 	EMU1010_ADC_PADS("ADC1 14dB PAD 0202 Capture Switch", EMU_HANA_0202_ADC_PAD1),
 };
 
-static int snd_emu1010_dac_pads_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_emu1010_dac_pads_info	snd_ctl_boolean_mono_info
 
 static int snd_emu1010_dac_pads_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1326,14 +1311,7 @@ static struct snd_kcontrol_new snd_emu10k1_efx_attn_control =
 	.put =          snd_emu10k1_efx_attn_put
 };
 
-static int snd_emu10k1_shared_spdif_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_emu10k1_shared_spdif_info	snd_ctl_boolean_mono_info
 
 static int snd_emu10k1_shared_spdif_get(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index 21cb426..9017bdb 100644
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -1419,15 +1419,7 @@ static int snd_ens1373_spdif_stream_put(struct snd_kcontrol *kcontrol,
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_es1371_spdif_info, \
   .get = snd_es1371_spdif_get, .put = snd_es1371_spdif_put }
 
-static int snd_es1371_spdif_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_es1371_spdif_info		snd_ctl_boolean_mono_info
 
 static int snd_es1371_spdif_get(struct snd_kcontrol *kcontrol,
 				struct snd_ctl_elem_value *ucontrol)
@@ -1489,15 +1481,7 @@ static struct snd_kcontrol_new snd_es1371_mixer_spdif[] __devinitdata = {
 };
 
 
-static int snd_es1373_rear_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_es1373_rear_info		snd_ctl_boolean_mono_info
 
 static int snd_es1373_rear_get(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
@@ -1542,15 +1526,7 @@ static struct snd_kcontrol_new snd_ens1373_rear __devinitdata =
 	.put =		snd_es1373_rear_put,
 };
 
-static int snd_es1373_line_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_es1373_line_info		snd_ctl_boolean_mono_info
 
 static int snd_es1373_line_get(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
@@ -1707,15 +1683,7 @@ static int __devinit snd_ensoniq_1371_mixer(struct ensoniq *ensoniq,
   .get = snd_ensoniq_control_get, .put = snd_ensoniq_control_put, \
   .private_value = mask }
 
-static int snd_ensoniq_control_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_ensoniq_control_info	snd_ctl_boolean_mono_info
 
 static int snd_ensoniq_control_get(struct snd_kcontrol *kcontrol,
 				   struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
index fec29a1..fc686db 100644
--- a/sound/pci/es1938.c
+++ b/sound/pci/es1938.c
@@ -1066,15 +1066,7 @@ static int snd_es1938_put_mux(struct snd_kcontrol *kcontrol,
 	return snd_es1938_mixer_bits(chip, 0x1c, 0x07, val) != val;
 }
 
-static int snd_es1938_info_spatializer_enable(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_es1938_info_spatializer_enable	snd_ctl_boolean_mono_info
 
 static int snd_es1938_get_spatializer_enable(struct snd_kcontrol *kcontrol,
 					     struct snd_ctl_elem_value *ucontrol)
@@ -1120,15 +1112,7 @@ static int snd_es1938_get_hw_volume(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-static int snd_es1938_info_hw_switch(struct snd_kcontrol *kcontrol,
-				     struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_es1938_info_hw_switch		snd_ctl_boolean_stereo_info
 
 static int snd_es1938_get_hw_switch(struct snd_kcontrol *kcontrol,
 				    struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index f87f8f0..a05db2f 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1129,15 +1129,7 @@ static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol,
 	return change;
 }
 
-static int snd_hda_spdif_out_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 snd_hda_spdif_out_switch_info	snd_ctl_boolean_mono_info
 
 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 4d7f8d1..fafadf9 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -350,15 +350,7 @@ static struct hda_codec_ops ad198x_patch_ops = {
  * EAPD control
  * the private value = nid | (invert << 8)
  */
-static int ad198x_eapd_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 ad198x_eapd_info	snd_ctl_boolean_mono_info
 
 static int ad198x_eapd_get(struct snd_kcontrol *kcontrol,
 			   struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 4d8e8af..2603431 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -368,15 +368,7 @@ static struct hda_codec_ops conexant_patch_ops = {
  * the private value = nid | (invert << 8)
  */
 
-static int cxt_eapd_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 cxt_eapd_info		snd_ctl_boolean_mono_info
 
 static int cxt_eapd_get(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 9a47eec..7e6cc01 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -486,15 +486,7 @@ static int alc_pin_mode_put(struct snd_kcontrol *kcontrol,
  * needed for any "production" models.
  */
 #ifdef CONFIG_SND_DEBUG
-static int alc_gpio_data_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 alc_gpio_data_info	snd_ctl_boolean_mono_info
 
 static int alc_gpio_data_get(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)
@@ -547,15 +539,7 @@ static int alc_gpio_data_put(struct snd_kcontrol *kcontrol,
  * necessary.
  */
 #ifdef CONFIG_SND_DEBUG
-static int alc_spdif_ctrl_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 alc_spdif_ctrl_info	snd_ctl_boolean_mono_info
 
 static int alc_spdif_ctrl_get(struct snd_kcontrol *kcontrol,
 			      struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/hda/patch_si3054.c b/sound/pci/hda/patch_si3054.c
index 6d2ecc3..9838eac 100644
--- a/sound/pci/hda/patch_si3054.c
+++ b/sound/pci/hda/patch_si3054.c
@@ -94,15 +94,7 @@ struct si3054_spec {
 #define PRIVATE_REG(val) ((val>>16)&0xffff)
 #define PRIVATE_MASK(val) (val&0xffff)
 
-static int si3054_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 si3054_switch_info	snd_ctl_boolean_mono_info
 
 static int si3054_switch_get(struct snd_kcontrol *kcontrol,
 		               struct snd_ctl_elem_value *uvalue)
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 3f25de7..d2c340e 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1069,14 +1069,7 @@ static void stac92xx_auto_set_pinctl(struct hda_codec *codec, hda_nid_t nid, int
 	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pin_type);
 }
 
-static int stac92xx_io_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 stac92xx_io_switch_info		snd_ctl_boolean_mono_info
 
 static int stac92xx_io_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/aureon.c b/sound/pci/ice1712/aureon.c
index 66bacde..ec0699c 100644
--- a/sound/pci/ice1712/aureon.c
+++ b/sound/pci/ice1712/aureon.c
@@ -394,7 +394,7 @@ static int aureon_ac97_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_ele
 /*
  * AC'97 mute controls
  */
-#define aureon_ac97_mute_info	aureon_mono_bool_info
+#define aureon_ac97_mute_info	snd_ctl_boolean_mono_info
 
 static int aureon_ac97_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -430,7 +430,7 @@ static int aureon_ac97_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
 /*
  * AC'97 mute controls
  */
-#define aureon_ac97_micboost_info	aureon_mono_bool_info
+#define aureon_ac97_micboost_info	snd_ctl_boolean_mono_info
 
 static int aureon_ac97_micboost_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -621,19 +621,12 @@ static void wm_put(struct snd_ice1712 *ice, int reg, unsigned short val)
 
 /*
  */
-static int aureon_mono_bool_info(struct snd_kcontrol *k, 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 aureon_mono_bool_info		snd_ctl_boolean_mono_info
 
 /*
  * AC'97 master playback mute controls (Mute on WM8770 chip)
  */
-#define aureon_ac97_mmute_info	aureon_mono_bool_info
+#define aureon_ac97_mmute_info		snd_ctl_boolean_mono_info
 
 static int aureon_ac97_mmute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -708,7 +701,7 @@ static void wm_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned sho
 /*
  * DAC mute control
  */
-#define wm_pcm_mute_info	aureon_mono_bool_info
+#define wm_pcm_mute_info	snd_ctl_boolean_mono_info
 
 static int wm_pcm_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -879,13 +872,7 @@ static int wm_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value
 /*
  * WM8770 master mute control
  */
-static int wm_master_mute_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) {
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define wm_master_mute_info		snd_ctl_boolean_stereo_info
 
 static int wm_master_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -969,14 +956,7 @@ static int wm_pcm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_val
 /*
  * ADC mute control
  */
-static int wm_adc_mute_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define wm_adc_mute_info		snd_ctl_boolean_stereo_info
 
 static int wm_adc_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1210,12 +1190,7 @@ static int aureon_cs8415_rate_get (struct snd_kcontrol *kcontrol, struct snd_ctl
 /*
  * CS8415A Mute
  */
-static int aureon_cs8415_mute_info (struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	return 0;
-}
+#define aureon_cs8415_mute_info		snd_ctl_boolean_mono_info
 
 static int aureon_cs8415_mute_get (struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1316,7 +1291,7 @@ static int aureon_get_headphone_amp(struct snd_ice1712 *ice)
 	return ( tmp & AUREON_HP_SEL )!= 0;
 }
 
-#define aureon_hpamp_info	aureon_mono_bool_info
+#define aureon_hpamp_info	snd_ctl_boolean_mono_info
 
 static int aureon_hpamp_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1338,7 +1313,7 @@ static int aureon_hpamp_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_v
  * Deemphasis
  */
 
-#define aureon_deemp_info	aureon_mono_bool_info
+#define aureon_deemp_info	snd_ctl_boolean_mono_info
 
 static int aureon_deemp_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/delta.c b/sound/pci/ice1712/delta.c
index af65980..66886df 100644
--- a/sound/pci/ice1712/delta.c
+++ b/sound/pci/ice1712/delta.c
@@ -393,15 +393,8 @@ static void delta_setup_spdif(struct snd_ice1712 *ice, int rate)
 	snd_ice1712_delta_cs8403_spdif_write(ice, tmp);
 }
 
-static int snd_ice1712_delta1010lt_wordclock_status_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_ice1712_delta1010lt_wordclock_status_info \
+	snd_ctl_boolean_mono_info
 
 static int snd_ice1712_delta1010lt_wordclock_status_get(struct snd_kcontrol *kcontrol,
 			 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ice1712/ews.c b/sound/pci/ice1712/ews.c
index b135389..b2b4eff 100644
--- a/sound/pci/ice1712/ews.c
+++ b/sound/pci/ice1712/ews.c
@@ -700,14 +700,7 @@ static struct snd_kcontrol_new snd_ice1712_ews88mt_output_sense __devinitdata =
  * EWS88D specific controls
  */
 
-static int snd_ice1712_ews88d_control_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_ice1712_ews88d_control_info		snd_ctl_boolean_mono_info
 
 static int snd_ice1712_ews88d_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -812,14 +805,7 @@ static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char re
 	return 0;
 }
 
-static int snd_ice1712_6fire_control_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_ice1712_6fire_control_info		snd_ctl_boolean_mono_info
 
 static int snd_ice1712_6fire_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index 6630a0a..cd41c7e 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -256,14 +256,7 @@ static unsigned short snd_ice1712_pro_ac97_read(struct snd_ac97 *ac97,
 /*
  * consumer ac97 digital mix
  */
-static int snd_ice1712_digmix_route_ac97_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_ice1712_digmix_route_ac97_info	snd_ctl_boolean_mono_info
 
 static int snd_ice1712_digmix_route_ac97_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1300,14 +1293,7 @@ static void snd_ice1712_update_volume(struct snd_ice1712 *ice, int index)
 	outw(val, ICEMT(ice, MONITOR_VOLUME));
 }
 
-static int snd_ice1712_pro_mixer_switch_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_ice1712_pro_mixer_switch_info	snd_ctl_boolean_stereo_info
 
 static int snd_ice1712_pro_mixer_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1759,15 +1745,7 @@ static struct snd_kcontrol_new snd_ice1712_spdif_stream __devinitdata =
 	.put =		snd_ice1712_spdif_stream_put
 };
 
-int snd_ice1712_gpio_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_ice1712_gpio_info		snd_ctl_boolean_mono_info
 
 int snd_ice1712_gpio_get(struct snd_kcontrol *kcontrol,
 			 struct snd_ctl_elem_value *ucontrol)
@@ -1968,15 +1946,7 @@ static struct snd_kcontrol_new snd_ice1712_pro_internal_clock_default __devinitd
 	.put = snd_ice1712_pro_internal_clock_default_put
 };
 
-static int snd_ice1712_pro_rate_locking_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_ice1712_pro_rate_locking_info	snd_ctl_boolean_mono_info
 
 static int snd_ice1712_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
 					    struct snd_ctl_elem_value *ucontrol)
@@ -2007,15 +1977,7 @@ static struct snd_kcontrol_new snd_ice1712_pro_rate_locking __devinitdata = {
 	.put = snd_ice1712_pro_rate_locking_put
 };
 
-static int snd_ice1712_pro_rate_reset_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_ice1712_pro_rate_reset_info		snd_ctl_boolean_mono_info
 
 static int snd_ice1712_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
 					  struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index ee620de..32560cf 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -1479,15 +1479,7 @@ static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
 	.get =		snd_vt1724_spdif_maskp_get,
 };
 
-static int snd_vt1724_spdif_sw_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_vt1724_spdif_sw_info		snd_ctl_boolean_mono_info
 
 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
 				   struct snd_ctl_elem_value *ucontrol)
@@ -1532,15 +1524,7 @@ static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
  * GPIO access from extern
  */
 
-int snd_vt1724_gpio_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_vt1724_gpio_info		snd_ctl_boolean_mono_info
 
 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
 			struct snd_ctl_elem_value *ucontrol)
@@ -1706,15 +1690,7 @@ static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
 	.put = snd_vt1724_pro_internal_clock_put
 };
 
-static int snd_vt1724_pro_rate_locking_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_vt1724_pro_rate_locking_info	snd_ctl_boolean_mono_info
 
 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
 					   struct snd_ctl_elem_value *ucontrol)
@@ -1745,15 +1721,7 @@ static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
 	.put = snd_vt1724_pro_rate_locking_put
 };
 
-static int snd_vt1724_pro_rate_reset_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_vt1724_pro_rate_reset_info		snd_ctl_boolean_mono_info
 
 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ice1712/phase.c b/sound/pci/ice1712/phase.c
index 40a9098..3ac2505 100644
--- a/sound/pci/ice1712/phase.c
+++ b/sound/pci/ice1712/phase.c
@@ -270,7 +270,7 @@ static void wm_set_vol(struct snd_ice1712 *ice, unsigned int index, unsigned sho
 /*
  * DAC mute control
  */
-#define wm_pcm_mute_info	phase28_mono_bool_info
+#define wm_pcm_mute_info	snd_ctl_boolean_mono_info
 
 static int wm_pcm_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -527,13 +527,7 @@ static int wm_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value
 /*
  * WM8770 master mute control
  */
-static int wm_master_mute_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) {
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define wm_master_mute_info		snd_ctl_boolean_stereo_info
 
 static int wm_master_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -615,20 +609,9 @@ static int wm_pcm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_val
 }
 
 /*
- */
-static int phase28_mono_bool_info(struct snd_kcontrol *k, 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;
-}
-
-/*
  * Deemphasis
  */
-#define phase28_deemp_info	phase28_mono_bool_info
+#define phase28_deemp_info	snd_ctl_boolean_mono_info
 
 static int phase28_deemp_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/pontis.c b/sound/pci/ice1712/pontis.c
index 01c6945..faefd52 100644
--- a/sound/pci/ice1712/pontis.c
+++ b/sound/pci/ice1712/pontis.c
@@ -216,14 +216,7 @@ static int wm_adc_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_val
 /*
  * ADC input mux mixer control
  */
-static int wm_adc_mux_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 wm_adc_mux_info		snd_ctl_boolean_mono_info
 
 static int wm_adc_mux_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -260,14 +253,7 @@ static int wm_adc_mux_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_val
 /*
  * Analog bypass (In -> Out)
  */
-static int wm_bypass_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 wm_bypass_info		snd_ctl_boolean_mono_info
 
 static int wm_bypass_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -302,14 +288,7 @@ static int wm_bypass_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_valu
 /*
  * Left/Right swap
  */
-static int wm_chswap_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 wm_chswap_info		snd_ctl_boolean_mono_info
 
 static int wm_chswap_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/prodigy192.c b/sound/pci/ice1712/prodigy192.c
index 4bae730..4180f97 100644
--- a/sound/pci/ice1712/prodigy192.c
+++ b/sound/pci/ice1712/prodigy192.c
@@ -81,14 +81,7 @@ static inline unsigned char stac9460_get(struct snd_ice1712 *ice, int reg)
 /*
  * DAC mute control
  */
-static int stac9460_dac_mute_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 stac9460_dac_mute_info		snd_ctl_boolean_mono_info
 
 static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -177,14 +170,7 @@ static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_el
 /*
  * ADC mute control
  */
-static int stac9460_adc_mute_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define stac9460_adc_mute_info		snd_ctl_boolean_stereo_info
 
 static int stac9460_adc_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -292,14 +278,7 @@ static int aureon_get_headphone_amp(struct snd_ice1712 *ice)
 	return ( tmp & AUREON_HP_SEL )!= 0;
 }
 
-static int aureon_bool_info(struct snd_kcontrol *k, 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 aureon_bool_info	snd_ctl_boolean_mono_info
 
 static int aureon_hpamp_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/ice1712/wtm.c b/sound/pci/ice1712/wtm.c
index 04e535c..7fcce0a 100644
--- a/sound/pci/ice1712/wtm.c
+++ b/sound/pci/ice1712/wtm.c
@@ -71,14 +71,7 @@ static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
 /*
  *	DAC mute control
  */
-static int stac9460_dac_mute_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;
-	return 0;
-}
+#define stac9460_dac_mute_info		snd_ctl_boolean_mono_info
 
 static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
 	       			struct snd_ctl_elem_value *ucontrol)
@@ -218,15 +211,7 @@ static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol,
 /*
  * ADC mute control
  */
-static int stac9460_adc_mute_info(struct snd_kcontrol *kcontrol,
-	       			struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define stac9460_adc_mute_info		snd_ctl_boolean_stereo_info
 
 static int stac9460_adc_mute_get(struct snd_kcontrol *kcontrol,
 	       			struct snd_ctl_elem_value *ucontrol)
@@ -357,15 +342,7 @@ static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
  * MIC / LINE switch fonction
  */
 
-static int stac9460_mic_sw_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 stac9460_mic_sw_info		snd_ctl_boolean_mono_info
 
 static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
 	       		struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/mixart/mixart_mixer.c b/sound/pci/mixart/mixart_mixer.c
index d7d15c0..0e16512 100644
--- a/sound/pci/mixart/mixart_mixer.c
+++ b/sound/pci/mixart/mixart_mixer.c
@@ -403,14 +403,7 @@ static struct snd_kcontrol_new mixart_control_analog_level = {
 };
 
 /* shared */
-static int mixart_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define mixart_sw_info		snd_ctl_boolean_stereo_info
 
 static int mixart_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/pcxhr/pcxhr_mixer.c b/sound/pci/pcxhr/pcxhr_mixer.c
index d9cc8d2..b913453 100644
--- a/sound/pci/pcxhr/pcxhr_mixer.c
+++ b/sound/pci/pcxhr/pcxhr_mixer.c
@@ -144,14 +144,7 @@ static struct snd_kcontrol_new pcxhr_control_analog_level = {
 };
 
 /* shared */
-static int pcxhr_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define pcxhr_sw_info		snd_ctl_boolean_stereo_info
 
 static int pcxhr_audio_sw_get(struct snd_kcontrol *kcontrol,
 			      struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
index 618653e..ee0189b 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)
diff --git a/sound/pci/rme96.c b/sound/pci/rme96.c
index e3304b7ccb..9a4596f 100644
--- a/sound/pci/rme96.c
+++ b/sound/pci/rme96.c
@@ -1826,15 +1826,8 @@ snd_rme96_proc_init(struct rme96 *rme96)
  * control interface
  */
 
-static int
-snd_rme96_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_rme96_info_loopback_control		snd_ctl_boolean_mono_info
+
 static int
 snd_rme96_get_loopback_control(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c
index 3b3ef65..8f798f2 100644
--- a/sound/pci/rme9652/hdsp.c
+++ b/sound/pci/rme9652/hdsp.c
@@ -1623,14 +1623,7 @@ static int hdsp_set_spdif_output(struct hdsp *hdsp, int out)
 	return 0;
 }
 
-static int snd_hdsp_info_spdif_bits(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_hdsp_info_spdif_bits	snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2111,14 +2104,7 @@ static int snd_hdsp_put_clock_source(struct snd_kcontrol *kcontrol, struct snd_c
 	return change;
 }
 
-static int snd_hdsp_info_clock_source_lock(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_hdsp_info_clock_source_lock		snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2420,14 +2406,7 @@ static int hdsp_set_xlr_breakout_cable(struct hdsp *hdsp, int mode)
 	return 0;
 }
 
-static int snd_hdsp_info_xlr_breakout_cable(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_hdsp_info_xlr_breakout_cable	snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_xlr_breakout_cable(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2483,14 +2462,7 @@ static int hdsp_set_aeb(struct hdsp *hdsp, int mode)
 	return 0;
 }
 
-static int snd_hdsp_info_aeb(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_hdsp_info_aeb		snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_aeb(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2729,14 +2701,7 @@ static int hdsp_set_line_output(struct hdsp *hdsp, int out)
 	return 0;
 }
 
-static int snd_hdsp_info_line_out(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_hdsp_info_line_out		snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_line_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2782,14 +2747,7 @@ static int hdsp_set_precise_pointer(struct hdsp *hdsp, int precise)
 	return 0;
 }
 
-static int snd_hdsp_info_precise_pointer(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_hdsp_info_precise_pointer		snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -2835,14 +2793,7 @@ static int hdsp_set_use_midi_tasklet(struct hdsp *hdsp, int use_tasklet)
 	return 0;
 }
 
-static int snd_hdsp_info_use_midi_tasklet(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_hdsp_info_use_midi_tasklet		snd_ctl_boolean_mono_info
 
 static int snd_hdsp_get_use_midi_tasklet(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 143185e..83ea462 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -1834,15 +1834,7 @@ static int hdspm_set_line_output(struct hdspm * hdspm, int out)
 	return 0;
 }
 
-static int snd_hdspm_info_line_out(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_hdspm_info_line_out		snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_line_out(struct snd_kcontrol *kcontrol,
 				  struct snd_ctl_elem_value *ucontrol)
@@ -1897,15 +1889,7 @@ static int hdspm_set_tx_64(struct hdspm * hdspm, int out)
 	return 0;
 }
 
-static int snd_hdspm_info_tx_64(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_hdspm_info_tx_64		snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_tx_64(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
@@ -1960,15 +1944,7 @@ static int hdspm_set_c_tms(struct hdspm * hdspm, int out)
 	return 0;
 }
 
-static int snd_hdspm_info_c_tms(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_hdspm_info_c_tms		snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_c_tms(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
@@ -2023,15 +1999,7 @@ static int hdspm_set_safe_mode(struct hdspm * hdspm, int out)
 	return 0;
 }
 
-static int snd_hdspm_info_safe_mode(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_hdspm_info_safe_mode	snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_safe_mode(struct snd_kcontrol *kcontrol,
 				   struct snd_ctl_elem_value *ucontrol)
@@ -2086,15 +2054,7 @@ static int hdspm_set_emphasis(struct hdspm * hdspm, int emp)
 	return 0;
 }
 
-static int snd_hdspm_info_emphasis(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_hdspm_info_emphasis		snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_emphasis(struct snd_kcontrol *kcontrol,
 				  struct snd_ctl_elem_value *ucontrol)
@@ -2149,15 +2109,7 @@ static int hdspm_set_dolby(struct hdspm * hdspm, int dol)
 	return 0;
 }
 
-static int snd_hdspm_info_dolby(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_hdspm_info_dolby		snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_dolby(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
@@ -2212,15 +2164,7 @@ static int hdspm_set_professional(struct hdspm * hdspm, int dol)
 	return 0;
 }
 
-static int snd_hdspm_info_professional(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_hdspm_info_professional	snd_ctl_boolean_mono_info
 
 static int snd_hdspm_get_professional(struct snd_kcontrol *kcontrol,
 				      struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index 2de2740..34f96f1 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -1067,14 +1067,7 @@ static int rme9652_set_spdif_output(struct snd_rme9652 *rme9652, int out)
 	return 0;
 }
 
-static int snd_rme9652_info_spdif_out(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_rme9652_info_spdif_out	snd_ctl_boolean_mono_info
 
 static int snd_rme9652_get_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1338,14 +1331,7 @@ static int snd_rme9652_put_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_el
   .put = snd_rme9652_put_passthru, \
   .get = snd_rme9652_get_passthru }
 
-static int snd_rme9652_info_passthru(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_rme9652_info_passthru	snd_ctl_boolean_mono_info
 
 static int snd_rme9652_get_passthru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1445,14 +1431,7 @@ static int snd_rme9652_get_adat_sync(struct snd_kcontrol *kcontrol, struct snd_c
   .info = snd_rme9652_info_tc_valid, \
   .get = snd_rme9652_get_tc_valid }
 
-static int snd_rme9652_info_tc_valid(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_rme9652_info_tc_valid	snd_ctl_boolean_mono_info
 
 static int snd_rme9652_get_tc_valid(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 7ca6062..00e4004 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -2317,15 +2317,7 @@ int __devinit snd_trident_spdif_pcm(struct snd_trident * trident,
     Description: enable/disable S/PDIF out from ac97 mixer
   ---------------------------------------------------------------------------*/
 
-static int snd_trident_spdif_control_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_trident_spdif_control_info	snd_ctl_boolean_mono_info
 
 static int snd_trident_spdif_control_get(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
@@ -2545,15 +2537,7 @@ static struct snd_kcontrol_new snd_trident_spdif_stream __devinitdata =
     Description: enable/disable rear path for ac97
   ---------------------------------------------------------------------------*/
 
-static int snd_trident_ac97_control_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_trident_ac97_control_info	snd_ctl_boolean_mono_info
 
 static int snd_trident_ac97_control_get(struct snd_kcontrol *kcontrol,
 					struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index 6ea09df..5faa579 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -1572,15 +1572,7 @@ static struct snd_kcontrol_new snd_via8233_capture_source __devinitdata = {
 	.put = snd_via8233_capture_source_put,
 };
 
-static int snd_via8233_dxs3_spdif_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_via8233_dxs3_spdif_info	snd_ctl_boolean_mono_info
 
 static int snd_via8233_dxs3_spdif_get(struct snd_kcontrol *kcontrol,
 				      struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index ab7a81c..7fa57c9 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -1443,22 +1443,7 @@ static struct snd_kcontrol_new snd_ymfpci_drec_source __devinitdata = {
   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
   .private_value = ((reg) | ((shift) << 16)) }
 
-static int snd_ymfpci_info_single(struct snd_kcontrol *kcontrol,
-				  struct snd_ctl_elem_info *uinfo)
-{
-	int reg = kcontrol->private_value & 0xffff;
-
-	switch (reg) {
-	case YDSXGR_SPDIFOUTCTRL: break;
-	case YDSXGR_SPDIFINCTRL: break;
-	default: return -EINVAL;
-	}
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
+#define snd_ymfpci_info_single		snd_ctl_boolean_mono_info
 
 static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
@@ -1570,14 +1555,7 @@ static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 /*
  * 4ch duplication
  */
-static int snd_ymfpci_info_dup4ch(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_ymfpci_info_dup4ch		snd_ctl_boolean_mono_info
 
 static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
@@ -1665,14 +1643,7 @@ static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
 	return 0;
 }
 
-static int snd_ymfpci_gpio_sw_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_ymfpci_gpio_sw_info		snd_ctl_boolean_mono_info
 
 static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/pcmcia/vx/vxp_mixer.c b/sound/pcmcia/vx/vxp_mixer.c
index 2b1f996..1eff158 100644
--- a/sound/pcmcia/vx/vxp_mixer.c
+++ b/sound/pcmcia/vx/vxp_mixer.c
@@ -80,14 +80,7 @@ static struct snd_kcontrol_new vx_control_mic_level = {
 /*
  * mic boost level control (for VXP440)
  */
-static int vx_mic_boost_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 vx_mic_boost_info		snd_ctl_boolean_mono_info
 
 static int vx_mic_boost_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {
diff --git a/sound/ppc/daca.c b/sound/ppc/daca.c
index 57202b0..c5a1f0b 100644
--- a/sound/ppc/daca.c
+++ b/sound/ppc/daca.c
@@ -91,15 +91,7 @@ static int daca_set_volume(struct pmac_daca *mix)
 
 
 /* deemphasis switch */
-static int daca_info_deemphasis(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 daca_info_deemphasis		snd_ctl_boolean_mono_info
 
 static int daca_get_deemphasis(struct snd_kcontrol *kcontrol,
 			       struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index 7a22f0f..adbc868 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -1035,29 +1035,6 @@ static int __init snd_pmac_detect(struct snd_pmac *chip)
 	return 0;
 }
 
-/*
- * exported - boolean info callbacks for ease of programming
- */
-int snd_pmac_boolean_stereo_info(struct snd_kcontrol *kcontrol,
-				 struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 2;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
-
-int snd_pmac_boolean_mono_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;
-}
-
 #ifdef PMAC_SUPPORT_AUTOMUTE
 /*
  * auto-mute
diff --git a/sound/ppc/pmac.h b/sound/ppc/pmac.h
index 8394e66..25c512c 100644
--- a/sound/ppc/pmac.h
+++ b/sound/ppc/pmac.h
@@ -202,8 +202,8 @@ int snd_pmac_keywest_init(struct pmac_keywest *i2c);
 void snd_pmac_keywest_cleanup(struct pmac_keywest *i2c);
 
 /* misc */
-int snd_pmac_boolean_stereo_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
-int snd_pmac_boolean_mono_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
+#define snd_pmac_boolean_stereo_info	snd_ctl_boolean_stereo_info
+#define snd_pmac_boolean_mono_info	snd_ctl_boolean_mono_info
 
 int snd_pmac_add_automute(struct snd_pmac *chip);
 
diff --git a/sound/sh/aica.c b/sound/sh/aica.c
index 7397865..131ec48 100644
--- a/sound/sh/aica.c
+++ b/sound/sh/aica.c
@@ -451,15 +451,7 @@ static int __init snd_aicapcmchip(struct snd_card_aica
 }
 
 /* Mixer controls */
-static int aica_pcmswitch_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 aica_pcmswitch_info		snd_ctl_boolean_mono_info
 
 static int aica_pcmswitch_get(struct snd_kcontrol *kcontrol,
 			      struct snd_ctl_elem_value *ucontrol)
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 92d5d91..91651bd 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1362,26 +1362,6 @@ int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol,
 EXPORT_SYMBOL_GPL(snd_soc_info_volsw_ext);
 
 /**
- * snd_soc_info_bool_ext - external single boolean mixer info callback
- * @kcontrol: mixer control
- * @uinfo: control element information
- *
- * Callback to provide information about a single boolean external mixer control.
- *
- * Returns 0 for success.
- */
-int snd_soc_info_bool_ext(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;
-}
-EXPORT_SYMBOL_GPL(snd_soc_info_bool_ext);
-
-/**
  * snd_soc_info_volsw - single mixer info callback
  * @kcontrol: mixer control
  * @uinfo: control element information
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index 325d4b6..98d5448 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -1888,14 +1888,7 @@ static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
 	return 0;
 }
 
-static int snd_audigy2nx_led_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_audigy2nx_led_info		snd_ctl_boolean_mono_info
 
 static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
 {