Jack detection testing - report

[Colin Ian King]

On 25/01/12 08:40, David Henningsson wrote:
> On 01/24/2012 09:23 PM, Chris J Arges wrote:
>> On 01/23/2012 07:28 AM, David Henningsson wrote:
>>> According to the wiki page
>>> https://wiki.ubuntu.com/Audio/PreciseJackDetectionTesting
>>>
>>> We've tested the new jack detection backport kernel and PulseAudio on
>>> seven machines. One user reported a regression; which turned out to be
>>> one bug in PulseAudio and one bug in the kernel. I've fixed the
>>> PulseAudio one myself.
>>>
>>> For the kernel patch I was in contact with upstream (it was an upstream
>>> bug), who provided a patch which I've backported. A new tree has been
>>> pushed [1] and I'm awaiting results from the reporter that this 
>>> resolves
>>> his regression.
>>>
>>> Given his regression is resolved, do you think the patches are ready 
>>> for
>>> inclusion into the 12.04 kernel? Would be nice to have the new stuff in
>>> before Alpha 2, as that will give us even more testing of the 
>>> patches in
>>> an early stage.
>>>
>>
>> David,
>> I just tested the latest build kernel as provided by Andy here :
>> http://people.canonical.com/~apw/jack-detection-precise/
>>
>> it causes pulseaudio to crash on startup. Also audio no longer works for
>> me on this laptop. My alsa-info is included in the wiki. Let me know
>> what info you need and I can help debug this.
>> Thanks,
>
> Hi and thanks for testing,
>
> I think both you and and Colin got stung by the same PulseAudio bug, 
> which I was able to resolve this morning. I've pushed a new PulseAudio 
> version to the PPA, but it's not scheduled to build until tomorrow :-(
>
> To confirm that the bug is actually fixed, you can either wait for 
> this build, or compile PulseAudio yourself, or make the following 
> changes:
>
> edit
> /usr/share/pulseaudio/alsa-mixer/paths/hdmi-output-0.conf
> /usr/share/pulseaudio/alsa-mixer/paths/hdmi-output-1.conf
> /usr/share/pulseaudio/alsa-mixer/paths/hdmi-output-2.conf
> /usr/share/pulseaudio/alsa-mixer/paths/hdmi-output-3.conf
>
> For every one of the above files, change
>
> name = HDMI/DisplayPort
>
> to
>
> description = HDMI / DisplayPort
>
> in short, "s/name/description".
>
> Please let me know your result of doing this. Thanks!
>
Yep, did this and I no longer get the crash. :-)

Colin