(In reply to Blake Lee from comment #719) > (In reply to Cameron Berkenpas from comment #711) > > It does not, which is unfortunate, as the 6th gen model recently finally > > got support. > > > > The gen 7 uses the CSC3551 and the gen 7 is missing the properties in > > the _DSD tables. > > > > Do you already have the Gen 7? Try submitting a Lenovo support ticket > > asking them to add the properties. I have a ticket they haven't follow > > up on yet so I added a comment to the ticket I think less than an hour ago. > > > > On 10/24/22 09:55, bugzilla-dae...@kernel.org wrote: > > > https://bugzilla.kernel.org/show_bug.cgi?id=208555 > > > > > > --- Comment #710 from Howard Chu (h...@highlandsun.com) --- > > > Hi, I might've missed this but - do we know for certain that the 7th gen > > > Legion > > > 7 (2022 model) uses the same amplifier chip as the 6th gen (2021 model)? > > > > > Hi Cameron, > > I got my Legion Slim 7 Gen 7 AMD version yesterday and when I excitedly > installed Fedora, I found the audio did not work. I would like to throw my > weight behind this to get it fixed, but I don't know what to say to support > exactly in my ticket. What do I need to ask them for? > > I would really prefer not to have to send this laptop back. Is there > anything else I can do to help?
I wish I knew. My understanding is that they have to add DSD entries in the next BIOS update. Maybe someone could elaborate further. When I put a ticket in they just sent me a generic sound troubleshooting guide for Windows. I am currently dualbooting hoping for an eventual solution (other than headphones or a bluetooth speaker). Nov 25 21:36:05 [redacted] kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.LPC0.EC0.OKEC], AE_NOT_FOUND (20220331/psargs-330) Nov 25 21:36:05 [redacted] kernel: ccp 0000:07:00.2: ccp: unable to access the device: you might be running a broken BIOS. Nov 26 00:18:21 [redacted] kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.LPC0.EC0.OKEC], AE_NOT_FOUND (20220331/psargs-330) Nov 26 11:55:07 [redacted] kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.LPC0.EC0.OKEC], AE_NOT_FOUND (20220331/psargs-330) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1958019 Title: [Lenovo Legion7 16ACHg6 82N6, Realtek ALC287, Speaker, Internal] No sound at all Status in sound-2.6 (alsa-kernel): Confirmed Status in alsa-driver package in Ubuntu: Confirmed Bug description: On my Lenovo Legion-7-16ACHg6 laptop I can't hear any sound by internal speakers, but it work by headphones connected to standard jack aux. uname -r 5.11.0-44-generic ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: alsa-base 1.0.25+dfsg-0ubuntu5 ProcVersionSignature: Ubuntu 5.11.0-44.48~20.04.2-generic 5.11.22 Uname: Linux 5.11.0-44-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: i3draven 1266 F.... pulseaudio /dev/snd/controlC0: i3draven 1266 F.... pulseaudio /dev/snd/controlC1: i3draven 1266 F.... pulseaudio /dev/snd/pcmC1D0p: i3draven 1266 F...m pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Sat Jan 15 15:10:53 2022 InstallationDate: Installed on 2021-10-11 (96 days ago) InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:Generic failed Symptom_Card: Family 17h (Models 10h-1fh) HD Audio Controller - HD-Audio Generic Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: i3draven 1266 F.... pulseaudio /dev/snd/controlC0: i3draven 1266 F.... pulseaudio /dev/snd/controlC1: i3draven 1266 F.... pulseaudio /dev/snd/pcmC1D0p: i3draven 1266 F...m pulseaudio Symptom_Jack: Speaker, Internal Symptom_Type: No sound at all Title: [82N6, Realtek ALC287, Speaker, Internal] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/08/2021 dmi.bios.release: 1.49 dmi.bios.vendor: LENOVO dmi.bios.version: GKCN49WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0R32862 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Legion 7 16ACHg6 dmi.ec.firmware.release: 1.49 dmi.modalias: dmi:bvnLENOVO:bvrGKCN49WW:bd11/08/2021:br1.49:efr1.49:svnLENOVO:pn82N6:pvrLegion716ACHg6:skuLENOVO_MT_82N6_BU_idea_FM_Legion716ACHg6:rvnLENOVO:rnLNVNB161216:rvrSDK0R32862WIN:cvnLENOVO:ct10:cvrLegion716ACHg6: dmi.product.family: Legion 7 16ACHg6 dmi.product.name: 82N6 dmi.product.sku: LENOVO_MT_82N6_BU_idea_FM_Legion 7 16ACHg6 dmi.product.version: Legion 7 16ACHg6 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/sound-2.6/+bug/1958019/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : email@example.com Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp