[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, 3 insertions, 30 deletions

diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index f27b6a733b96..499ee1a5319d 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)