Public bug reported: [Impact] No audio input/output for cs42l43 and cs35l56 on Intel LNL of ThinkPad with 25.10. The audio works fine on plucky and noble, but could not work on questing/resolute.
Here is the original issue: enable cs42l43 and cs35l56 audio on Intel LNL https://bugs.launchpad.net/ubuntu/+source/alsa-ucm-conf/+bug/2106394 [Fix] Currently the version of alsa-ucm-conf in questing/resolute is still 1.2.12-1ubuntu2, it's older than the plucky one,the below patches are missed in questing. With the v1.2.14 this issue could be fixed, we need bump the latest version(v1.2.14) for resolute. alsa-ucm-conf (1.2.12-1ubuntu1.3) plucky; urgency=medium * Fix file mode of amd-soundwire.conf (LP: #2106394) amd-soundwire.conf should be a symlink to sof-soundwire.conf -- Atlas Yu <[email protected]> Thu, 05 Jun 2025 15:12:06 +0800 alsa-ucm-conf (1.2.12-1ubuntu1.2) plucky; urgency=medium * Import patches that have already been applied to noble and oracular, but not yet to plucky. This and previous uploads are dependent on these patches. - d/p/0001-sof-soundwire-Add-missing-match-for-cs42l43-speakers.patch - d/p/0002-sof-soundwire-Add-support-for-cs42l43-cs35l56-bridge.patch - d/p/0001-sof-soundwire-Change-map-control-names-to-make-them-.patch - d/p/0002-sof-soundwire-Add-sequence-for-controlling-Mic-Mute-.patch - d/p/0004-rt722-add-mic-led-support.patch * Add LED support for cs42l43 and cs35l56 (LP: #2106394) Some inapplicable patches were dropped in the previous upload. Now we include all its dependencies to make it work. Drop: - d/p/0001-sof-soundwire-Add-LED-support-for-cs35l56-amplifiers.patch Some upstream commits got modified due to contextual changes. Add: - d/p/0001-sof-soundwire-cs42l43-spk-Correct-PlaybackPCM-and-ro.patch - d/p/0002-sof-soundwire-cs42l43-Correct-CapturePCM-and-routing.patch - d/p/0003-ucm2-sof-soundwire-Correct-FixedBootSequence-for-dmi.patch - d/p/0004-sof-soundwire-Split-cs42l43-dmic-initialisation.patch - d/p/0005-sof-soundwire-Fix-cs42l43-dmic-initialisation.patch - d/p/0006-common-add-led.conf-with-SetLED-macro-to-hide-implem.patch - d/p/0007-ucm2-use-new-SetLED-macro-to-hide-the-implementation.patch - d/p/0008-sof-soundwire-cs42l43-Drop-headset-mic-from-mic-mute.patch - d/p/0009-sof-soundwire-Add-LED-support-for-cs35l56-amplifiers.patch - d/p/0010-sof-soundwire-cs42l43-Switch-mixer-based-on-output-v.patch [Test] Tested on Intel LNL: 1, hear the sound from $ speaker-test -c 2 2, make sound and recorded, replay the file: $ arecord -f cd test.wav $ aplay test.wav 3, press speaker-mute and mic-mute key, the OSD are shown, and the LED is on when it's muted. 4, plugin headset and restest the steps above for sound input and output. sound ctl led is not controlled by headset, it's by design: please refer to: https://github.com/alsa-project/alsa-ucm-conf/blob/master/ucm2/common/ctl/led.conf [Where problems could occur] It may break cirrus audio support. ** Affects: oem-priority Importance: High Assignee: Bin Li (binli) Status: In Progress ** Affects: alsa-ucm-conf (Ubuntu) Importance: Undecided Status: New ** Tags: jira-sutton-3099 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2130313 Title: [SRU] cs42l43 and cs35l56 audio failed to work on questing and resolute To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/2130313/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
