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authorClemens Ladisch <clemens@ladisch.de>2011-01-10 16:25:44 +0100
committerTakashi Iwai <tiwai@suse.de>2011-01-10 16:46:53 +0100
commit9600732b6caba595f34acf2abd930098ec9a0b2b (patch)
tree7474e1b11894623186a2acd47a388aa87fdd002e /include/sound
parentb532d6b8d3aa163e1dc143bc729e9ee92f75baf5 (diff)
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ALSA: core, oxygen, virtuoso: add an enum control info helper
Introduce the helper function snd_ctl_enum_info() to fill out the elem_info fields for an enumerated control. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/control.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/sound/control.h b/include/sound/control.h
index 112374dc0c5..7715e6f00d3 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -160,12 +160,14 @@ static inline struct snd_ctl_elem_id *snd_ctl_build_ioff(struct snd_ctl_elem_id
}
/*
- * Frequently used control callbacks
+ * Frequently used control callbacks/helpers
*/
int snd_ctl_boolean_mono_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
int snd_ctl_boolean_stereo_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
+int snd_ctl_enum_info(struct snd_ctl_elem_info *info, unsigned int channels,
+ unsigned int items, const char *const names[]);
/*
* virtual master control