[pulseaudio-tickets] [Bug 103482] Headset jack partially not recognized as connected at boot

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103482

--- Comment #6 from Carlo Caione <carlo at caione.org> ---
(In reply to Tanu Kaskinen from comment #5)
> Ok, both output ports have the same priority. The UCM configuration could
> provide the priority, but your UCM configuration doesn't do that. I don't
> think it's a good idea to use UCM as the priority authority anyway, because
> if the system has both UCM and non-UCM cards, the priorities between the
> cards wouldn't be comparable (and I doubt that the priorities between two
> different UCM cards would be comparable either). Instead, PulseAudio should
> determine the priority based on the device types. AFAIK, UCM doesn't
> currently provide device type information, so that's something to fix in
> UCM. As a workaround, PulseAudio could guess the device type from the device
> name.
Given how many UCM cards are around I wonder why this is not something already
fixed / known.


> I don't know why the Handset Microphone port has higher priority than the
> default 100. Does your UCM config have any differences to what's currently
> in alsa-lib master branch?
No, I'm using exactly the same UCM config. Weird.


> Regarding the simultaneous output to both speakers and headphones: I suppose
> this happens only after boot? The UCM config looks like it has appropriate
> mute commands in the DisableSequence sections for both devices. I believe
> the disable sequences aren't executed during boot, however, so the default
> mixer configuration in bytcr-rt5651.conf should be changed to mute all
> outputs.
Yeah, you are right. Fixed that at least :)

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