Re: Bluez stopped connecting A2DP sink

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Hi,

On Wed, Oct 9, 2019 at 1:56 AM yayfortrees <yayfortrees@xxxxxxxxx> wrote:
>
> Hello,
>
> I've attached btmon traces for 5.50 and 5.51. Thanks for taking a look!
>
> Let me know if you need anything else.

Must likely the following error has something to do with it:

= bluetoothd: a2dp-sink profile connect failed for 34:DF:2A:0D:F8:C2:
Device or resource busy

I will check why this could be happening.

> On Tue, Oct 8, 2019 at 4:24 AM Luiz Augusto von Dentz
> <luiz.dentz@xxxxxxxxx> wrote:
> >
> > Hi,
> >
> > On Mon, Oct 7, 2019 at 10:34 PM yayfortrees <yayfortrees@xxxxxxxxx> wrote:
> > >
> > > Hello,
> > >
> > > I recently upgraded bluez to 5.51 from 5.50 and my headphones stopped
> > > using the A2DP sink during autoconnect. The headphones instead go to
> > > HSP/HFP mode and the A2DP sink is disabled in pavucontrol/pactl. The
> > > A2DP sink will only work when the device is initially paired.
> > >
> > > This had worked flawlessly for years. I was able to track down the
> > > regression to this patch:
> > > https://www.spinics.net/lists/linux-bluetooth/msg76180.html ([PATCH
> > > BlueZ] policy: Add logic to connect a Sink). If I apply the patch to
> > > 5.50, my headphones no longer connect to the A2DP sink, if I remove it
> > > the problem goes away.
> > >
> > > Not sure what else I should include to help track this down. The
> > > headphones I'm using are Beats Wireless (Solo Bluetooth).
> > >
> > > The only relevant log entry I see with the patch applied is:
> > > a2dp-sink profile connect failed for 34:DF:2A:0D:F8:C2: Device or resource busy
> >
> > Can you collect the HCI traces of the problem using btmon? I didn't
> > expect that to cause any problems, it should in theory solve them but
> > lets see.
> >
> > > Let me know if any other information is needed.
> > > Thanks.
> >
> >
> >
> > --
> > Luiz Augusto von Dentz



-- 
Luiz Augusto von Dentz



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