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-rw-r--r--include/sound/control.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/sound/control.h b/include/sound/control.h
index b2796e83c7ac..8332e865c759 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -40,7 +40,7 @@ struct snd_kcontrol_new {
snd_ctl_elem_iface_t iface; /* interface identifier */
unsigned int device; /* device/client number */
unsigned int subdevice; /* subdevice (substream) number */
- unsigned char *name; /* ASCII name of item */
+ const unsigned char *name; /* ASCII name of item */
unsigned int index; /* index of item */
unsigned int access; /* access rights */
unsigned int count; /* count of same elements */
@@ -227,6 +227,11 @@ snd_ctl_add_slave_uncached(struct snd_kcontrol *master,
return _snd_ctl_add_slave(master, slave, SND_CTL_SLAVE_NEED_UPDATE);
}
+int snd_ctl_add_vmaster_hook(struct snd_kcontrol *kctl,
+ void (*hook)(void *private_data, int),
+ void *private_data);
+void snd_ctl_sync_vmaster_hook(struct snd_kcontrol *kctl);
+
/*
* Helper functions for jack-detection controls
*/