Repository navigation
[BUG][CML][UCM2]Output device will auto switch from speaker to other source when unplug HDMI external port or headphone. #2126
Description
Describe the bug
Output device will auto switch from speaker to other source when unplug HDMI external port or headphone.
Precondition:
1.Install ubuntu 20.04
2.Pulseaudio version: https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/tree/master (commit：36a4923f) + https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/295
3.UCM2:https://github.com/thesofproject/alsa-ucm-conf/commits/master (commit:12743d2)+#PR thesofproject/alsa-ucm-conf#35 + #PR thesofproject/alsa-ucm-conf#39
To Reproduce
- Boot up system with headphone and HDMI external port both connected
- Open sound setting and select speaker as output device.
- Unplug HDMI external port.
- Check the output device.
Reproduce rate
5/5
Expected result
Output source will stay in speaker.
Actual result
Output source will auto switch to headphone from speaker after unplugged HDMI external port.
Test recipe
Kernel:https://github.com/thesofproject/linux/commits/topic/sof-dev commit:1697493f
FW: https://github.com/thesofproject/sof/commits/master commit: 83cecc9
Tplg: Same with FW branch, sof-cml-rt711-rt1308-mono-rt715.tplg
Platform:CML-U Laptop with codec ALC711, RT1308, RT715 in SDW mode.
Activity
sinahuang commentedon May 18, 2020
Issue also can be reproduced on CML-H, and found a similar issue that output device will auto switch from A HDMI to B HDMI when unplug headphone.
Scenario:
1.Boot up system with headphone,HDMI and DP externel port all connected
2.Open sound setting and select one HDMI/DP as output device.
3.Unplug headset ->output will auto switch to another HDMI/DP
sinahuang commentedon May 26, 2020
Original issue also can be reproduced on CML-H, but found another similar issue that output device will auto switch from speaker to HDMI2 when unplug HDMI1.
Scenario:
1.Boot up system ->open sound setting;
2. Plug in HDMI1 and then plug in HDMI2;
3.Select speaker as output source in sound setting;
4.Unplug HDMI1;
ClarexZhou commentedon May 29, 2020
Error not seen with https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/295#note_512131, wait Pulseaudio update.
mengdonglin commentedon Aug 5, 2020
Close this issue because it cannot be reproduced with latest PulseAudio fix for SoundWire. @libinyang will file a separate bug to track HD-A configuration.