[alsa-devel] [PATCH 2/3] Add TLV to M-Audio volume controls

Takashi Iwai tiwai at suse.de
Mon Apr 23 11:43:59 CEST 2012


At Mon, 23 Apr 2012 11:16:07 +0200,
Felix Homann wrote:
> 
> 
> Signed-off-by: Felix Homann <linuxaudio at showlabor.de>
> 
> diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
> index c374c72..596744f 100644
> --- a/sound/usb/mixer.c
> +++ b/sound/usb/mixer.c
> @@ -501,6 +501,11 @@ static int mixer_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag,
>  	return 0;
>  }
>  
> +/* This symbol is exported in order to reuse it in mixer_quirks.c */
> +int (*snd_usb_mixer_vol_tlv)(struct snd_kcontrol *kcontrol, int op_flag,
> +			unsigned int size,
> +			unsigned int __user *_tlv) = &mixer_vol_tlv;

Where is it defined...?


Takashi


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