linux-kernel - Re: [Alsa-devel] [RFC: 2.6 patch] make sound/core/control.c:snd_ctl

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Message-ID: <s5hhcwukqnn.wl%tiwai@suse.de>
Date:	Mon, 20 Nov 2006 17:51:24 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Adrian Bunk <bunk@...sta.de>
Cc:	perex@...e.cz, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org
Subject: Re: [Alsa-devel] [RFC: 2.6 patch] make	sound/core/control.c:snd_ctl_new() static

At Fri, 17 Nov 2006 18:02:26 +0100,
Adrian Bunk wrote:
> 
> Now that everyone uses snd_ctl_new1() and noone is using snd_ctl_new() 
> anymore, we can make it static.
> 
> Signed-off-by: Adrian Bunk <bunk@...sta.de>

This makes sense.  I merged it to ALSA tree.
Thanks.


Takashi

> 
> ---
> 
>  Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl |   10 ----------
>  include/sound/control.h                                      |    1 -
>  sound/core/control.c                                         |    5 ++---
>  3 files changed, 2 insertions(+), 14 deletions(-)
> 
> --- linux-2.6.19-rc5-mm2/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl.old	2006-11-17 16:48:12.000000000 +0100
> +++ linux-2.6.19-rc5-mm2/Documentation/sound/alsa/DocBook/writing-an-alsa-driver.tmpl	2006-11-17 16:48:22.000000000 +0100
> @@ -3691,16 +3691,6 @@
>          </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,
> --- linux-2.6.19-rc5-mm2/include/sound/control.h.old	2006-11-17 16:48:35.000000000 +0100
> +++ linux-2.6.19-rc5-mm2/include/sound/control.h	2006-11-17 16:48:39.000000000 +0100
> @@ -108,7 +108,6 @@
>  
>  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);
> --- linux-2.6.19-rc5-mm2/sound/core/control.c.old	2006-11-17 16:48:46.000000000 +0100
> +++ linux-2.6.19-rc5-mm2/sound/core/control.c	2006-11-17 16:49:39.000000000 +0100
> @@ -183,7 +183,8 @@
>   *
>   * 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 @@
>  	return kctl;
>  }
>  
> -EXPORT_SYMBOL(snd_ctl_new);
> -
>  /**
>   * snd_ctl_new1 - create a control instance from the template
>   * @ncontrol: the initialization record
> 
> 
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