Re: [PATCH] ALSA: hda - Add CONFIG_SND_HDA_POWER_SAVE to stac_vrefout_set()

[Takashi Iwai <tiwai@suse.de>]

At Wed, 10 Aug 2011 16:01:04 +0800,
stufever@gmail.com wrote:
> 
> From: Wang Shaoyan <wangshaoyan.pt@taobao.com>
> 
> In commit 45eebda7, it add new function stac_vrefout_set, but it
> is only used in code between CONFIG_SND_HDA_POWER_SAVE macro, so
> add the macro to avoid such warning:
> 
>   sound/pci/hda/patch_sigmatel.c:676:12: warning: 'stac_vrefout_set' defined but not used
> 
> Signed-off-by: Wang Shaoyan <wangshaoyan.pt@taobao.com>

Applied now.  Thanks.


Takashi

> ---
>  sound/pci/hda/patch_sigmatel.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
> index aa376b5..5145b66 100644
> --- a/sound/pci/hda/patch_sigmatel.c
> +++ b/sound/pci/hda/patch_sigmatel.c
> @@ -673,6 +673,7 @@ static int stac92xx_smux_enum_put(struct snd_kcontrol *kcontrol,
>  	return 0;
>  }
>  
> +#ifdef CONFIG_SND_HDA_POWER_SAVE
>  static int stac_vrefout_set(struct hda_codec *codec,
>  					hda_nid_t nid, unsigned int new_vref)
>  {
> @@ -696,6 +697,7 @@ static int stac_vrefout_set(struct hda_codec *codec,
>  
>  	return 1;
>  }
> +#endif
>  
>  static unsigned int stac92xx_vref_set(struct hda_codec *codec,
>  					hda_nid_t nid, unsigned int new_vref)
> -- 
> 1.7.4.1
>