Validate on Latitude 9420. Its codec init.conf under /usr/share/alsa/ucm2/codecs/rt715-sdca/init.conf introduced by https://github.com/thesofproject/alsa-ucm-conf/pull/45
The command: cset "name='rt714 ADC 22 Mux' 'DMIC3'" cset "name='rt714 ADC 23 Mux' 'DMIC4'" doesn't work, and internal microphone is not able to use. After update the libasound2. run $ alsactl init $ amixer cget name='rt714 ADC 22 Mux' numid=85,iface=MIXER,name='rt714 ADC 22 Mux' ; type=ENUMERATED,access=rw------,values=1,items=8 ; Item #0 'MIC1' ; Item #1 'MIC2' ; Item #2 'LINE1' ; Item #3 'LINE2' ; Item #4 'DMIC1' ; Item #5 'DMIC2' ; Item #6 'DMIC3' ; Item #7 'DMIC4' : values=6 $ amixer cget name='rt714 ADC 23 Mux' numid=86,iface=MIXER,name='rt714 ADC 23 Mux' ; type=ENUMERATED,access=rw------,values=1,items=8 ; Item #0 'MIC1' ; Item #1 'MIC2' ; Item #2 'LINE1' ; Item #3 'LINE2' ; Item #4 'DMIC1' ; Item #5 'DMIC2' ; Item #6 'DMIC3' ; Item #7 'DMIC4' : values=7 And the internal microphone works. ** Tags removed: verification-needed verification-needed-focal ** Tags added: verification-done verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1899857 Title: [SRU] alsa-lib: support the enum value settings both in "" and in '' To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1899857/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
