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-rw-r--r--Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl10
-rw-r--r--include/sound/control.h1
-rw-r--r--sound/core/control.c5
3 files changed, 2 insertions, 14 deletions
diff --git a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
index ccd0a953953d..a319905c2c72 100644
--- a/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
+++ b/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl
@@ -3691,16 +3691,6 @@ struct _snd_pcm_runtime {
</para>
<para>
- Here, the chip instance is retrieved via
- <function>snd_kcontrol_chip()</function> macro. This macro
- just accesses to kcontrol-&gt;private_data. The
- kcontrol-&gt;private_data field is
- given as the argument of <function>snd_ctl_new()</function>
- (see the later subsection
- <link linkend="control-interface-constructor"><citetitle>Constructor</citetitle></link>).
- </para>
-
- <para>
The <structfield>value</structfield> field is depending on
the type of control as well as on info callback. For example,
the sb driver uses this field to store the register offset,
diff --git a/include/sound/control.h b/include/sound/control.h
index 1de148b0fd94..f1361d6694ff 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -108,7 +108,6 @@ typedef int (*snd_kctl_ioctl_func_t) (struct snd_card * card,
void snd_ctl_notify(struct snd_card * card, unsigned int mask, struct snd_ctl_elem_id * id);
-struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol * kcontrol, unsigned int access);
struct snd_kcontrol *snd_ctl_new1(const struct snd_kcontrol_new * kcontrolnew, void * private_data);
void snd_ctl_free_one(struct snd_kcontrol * kcontrol);
int snd_ctl_add(struct snd_card * card, struct snd_kcontrol * kcontrol);
diff --git a/sound/core/control.c b/sound/core/control.c
index 67f09b8f85e4..42bcf2794b28 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -183,7 +183,8 @@ EXPORT_SYMBOL(snd_ctl_notify);
*
* Returns the pointer of the new instance, or NULL on failure.
*/
-struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control, unsigned int access)
+static struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control,
+ unsigned int access)
{
struct snd_kcontrol *kctl;
unsigned int idx;
@@ -201,8 +202,6 @@ struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control, unsigned int acce
return kctl;
}
-EXPORT_SYMBOL(snd_ctl_new);
-
/**
* snd_ctl_new1 - create a control instance from the template
* @ncontrol: the initialization record