[alsa-devel] [PATCH] ALSA: hda - hdmi: Make jacks phantom, if they're not detectable

[Takashi Iwai]

At Fri, 22 Feb 2013 10:16:28 +0100,
David Henningsson wrote:
> 
> Just as for analog codecs, a jack that isn't suitable for detection
> (in this case, NO_PRESENCE was set) should be a phantom Jack
> instead of a normal one.
> 
> Thanks to Raymond Yau for spotting.
> 
> Cc: stable at vger.kernel.org
> BugLink: https://bugs.launchpad.net/bugs/961286
> BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=903869
> Signed-off-by: David Henningsson <david.henningsson at canonical.com>

Thanks, applied.


Takashi

> ---
>  sound/pci/hda/patch_hdmi.c |    3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
> index 21425fb..78e1827 100644
> --- a/sound/pci/hda/patch_hdmi.c
> +++ b/sound/pci/hda/patch_hdmi.c
> @@ -1640,6 +1640,9 @@ static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
>  
>  	if (pcmdev > 0)
>  		sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
> +	if (!is_jack_detectable(codec, per_pin->pin_nid))
> +		strncat(hdmi_str, " Phantom",
> +			sizeof(hdmi_str) - strlen(hdmi_str) - 1);
>  
>  	return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
>  }
> -- 
> 1.7.9.5
> 
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