Hi, On Thu, Sep 11, 2014 at 9:43 AM, Prathyush Thota <prathyushthota at gmail.com> wrote: > Hello, > > I have been trying my luck with bluez5.21 (built from source) and pulseaudio > (built from pulseaudio/vudentzs-mainline:hfp-ofono-5.0). My intention is to > get my Ubuntu 14.10 installation to be a handsfree unit. But, I had trouble > getting HFP and A2DP to work. > > bluetoothctl shows that the 'Audio Source' and 'Audio Sink' profiles are > registered: > > [bluetooth]# show > Controller 7C:E9:D3:DD:XX:XX > Name: wolv > Alias: ubuntu-0 > Class: 0x2c010c > Powered: yes > Discoverable: yes > Pairable: yes > UUID: PnP Information (00001200-0000-1000-8000-00805f9b34fb) > UUID: Generic Access Profile (00001800-0000-1000-8000-00805f9b34fb) > UUID: Generic Attribute Profile (00001801-0000-1000-8000-00805f9b34fb) > UUID: A/V Remote Control (0000110e-0000-1000-8000-00805f9b34fb) > UUID: A/V Remote Control Target (0000110c-0000-1000-8000-00805f9b34fb) > UUID: Handsfree (0000111e-0000-1000-8000-00805f9b34fb) > UUID: Audio Source (0000110a-0000-1000-8000-00805f9b34fb) > UUID: Audio Sink (0000110b-0000-1000-8000-00805f9b34fb) > Modalias: usb:v1D6Bp0246d0515 > Discovering: no > [bluetooth]# > > The debug log of pulseaudio had a bunch of messages similar to this : > > D: [alsa-sink-CX20590 Analog] module-loopback.c: Requesting rewind due to > end of underrun. > D: [alsa-sink-CX20590 Analog] alsa-sink.c: Requested to rewind 65536 bytes. > D: [alsa-sink-CX20590 Analog] alsa-sink.c: Limited to 46336 bytes. > D: [alsa-sink-CX20590 Analog] alsa-sink.c: before: 5792 > D: [alsa-sink-CX20590 Analog] alsa-sink.c: after: 0 > I: [alsa-sink-CX20590 Analog] alsa-sink.c: Tried rewind, but was apparently > not possible. > > Here's the complete debug log (when I tried to switch the audio sink on my > phone to bluetooth): > > http://pastebin.com/8ACF92Sk Ive never experience such problem, in any case it does not look like a Bluetooth problem since you get the transport configured and loopback is loaded as well, btw are you sure your sink is working? > > There were similar messages when I try to make a call using the test scripts > in ofono. > > I'm not sure if it's relevant but - I had to uncomment few lines in > default.pa to load the alsa-sink and alsa-source (instead of relying on the > auto detect) modules to get audio to work on my ubuntu installation with > pulseaudio running. Otherwise, the null-sink was being picked up instead of > alsa-sink. > > Any thoughts on why this is happening ? Perhaps it is related to udev rules, iirc Ive replaced mine with the one from the source tree otherwise it would fail to load the card properly. -- Luiz Augusto von Dentz
