Legion Pro 7 16IRX8H 82WQ audio not working on debian

[darkpowerxo]

**Is your feature request related to a problem? Legion Pro 7 16IRX8H 82WQ audio not working on debian.
should I use pipewire or pulse audio.

Describe the solution you'd like
hear audio

Describe alternatives you've considered
have tried putting firmware-TAS.zip from here in /usr/lib/firmware and rebooting
https://forums.lenovo.com/t5/Ubuntu/Ubuntu-and-legion-pro-7-16IRX8H-audio-issues/m-p/5210709?page=17#6119839

also have switched between pulse audio and pipewire and not not sure which is the right one
i see the microphone and speaker being detected, and when i play audio, in the system settings i see the volume moving but i hear nothing out of the speakers

Model and Debug Info

Distribution: Debian kernel 6.6.15-amd64
KDE Plasma Version: 5.27.10
Model name: lenovo (laptop)
CPU model: i9 13900HX
GPU model: RTX 4090
Keyboard backlight: Yes (RGB)
Light in lid or logo: lid
Light at IO-Ports at back: yes

Output of sudo dmidecode -t system. Please remove Serial Number and UUID for privacy:

SMBIOS 3.4 present.
Handle 0x0001, DMI type 1, 27 bytes
System Information
Manufacturer: LENOVO
Product Name: 82WQ
Version: Legion Pro 7 16IRX8H
Handle 0x0024, DMI type 12, 5 bytes
System Configuration Options
Option 1: ConfigOptions1
Option 2: ConfigOptions2
Option 3: ConfigOptions3

Handle 0x0027, DMI type 15, 29 bytes
System Event Log
Area Length: 0 bytes
Header Start Offset: 0x0000
Header Length: 8192 bytes
Data Start Offset: 0x2000
Access Method: General-purpose non-volatile data functions
Access Address: 0x0000
Status: Valid, Not Full
Change Token: 0x12345678
Header Format: OEM-specific
Supported Log Type Descriptors: 3
Descriptor 1: POST memory resize
Data Format 1: None
Descriptor 2: POST error
Data Format 2: POST results bitmap
Descriptor 3: Log area reset/cleared
Data Format 3: None

Handle 0x0034, DMI type 32, 11 bytes
System Boot Information
Status: No errors detected

Output of sudo dmidecode -t bios:
Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
Vendor: LENOVO
Version: KWCN44WW
Release Date: 01/15/2024
Address: 0xE0000
Runtime Size: 128 kB
ROM Size: 16 MB
Characteristics:
PCI is supported
BIOS is upgradeable
BIOS shadowing is allowed
Boot from CD is supported
Selectable boot is supported
EDD is supported
Japanese floppy for NEC 9800 1.2 MB is supported (int 13h)
Japanese floppy for Toshiba 1.2 MB is supported (int 13h)
5.25"/360 kB floppy services are supported (int 13h)
5.25"/1.2 MB floppy services are supported (int 13h)
3.5"/720 kB floppy services are supported (int 13h)
3.5"/2.88 MB floppy services are supported (int 13h)
8042 keyboard services are supported (int 9h)
CGA/mono video services are supported (int 10h)
ACPI is supported
USB legacy is supported
BIOS boot specification is supported
Targeted content distribution is supported
UEFI is supported
BIOS Revision: 1.44
Firmware Revision: 1.44

Handle 0x0025, DMI type 13, 22 bytes
BIOS Language Information
Language Description Format: Long
Installable Languages: 8
en|US|iso8859-1,0
fr|FR|iso8859-1,0
zh|TW|unicode,0
ja|JP|unicode,0
it|IT|iso8859-1,0
es|ES|iso8859-1,0
de|DE|iso8859-1,0
pt|PT|iso8859-1,0
Currently Installed Language: en|US|iso8859-1,0

Output of sudo cat /sys/kernel/debug/legion/fancurve:
file not found

[darkpowerxo]

Still no solution.
plugging a headphone works but not the speakers.

[tomasvalek]

@darkpowerxo I had the same problem. Switch to Kernel 6.7.9 helped me (Ubuntu 24.04). Both speakers are working now. For info: kernel 6.9.3 did not work too.