Songine,

Can you provide more info about your specific model? You should be able 
to get that from running "lshw".

For the top of my output, I get:
version: Legion 7 16ITHg6

On 6/4/22 17:46, <email address hidden> wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>
> --- Comment #628 from Songine (<email address hidden>) ---
> Yeah, both the speaker and headphones work fine with correct channel.
>
> And still work after resuming from suspend/hibernate.
>
> Also fine after hotplug events, whatever it is playing or not.
>
> Thanks for your patch a lot!
>
> (In reply to Cameron Berkenpas from comment #627)
>> Great!
>>
>> Some probably silly questions:
>> 1) Do both speakers work? Do you get left channel sound out of the left
>> speaker and right channel sound out of the right speaker?
>>
>> 2) After resuming from suspend/hibernate, does your sound still work?
>>
>> 3) What if you insert headphones and remove them? Does sound still work?
>> Try removing the headphones both while sound is not playing and while
>> it's not.
>>
>> Given that this old quirk works for your laptop, I think all of the
>> above will be fine and I can work toward getting  this submitted.
>>
>>
>> On 6/3/2022 5:34 PM, <email address hidden> wrote:
>>> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>>>
>>> --- Comment #626 from Songine (<email address hidden>) ---
>>> (In reply to Cameron Berkenpas from comment #625)
>>>> Did you test this yourself?
>>>>
>>>> On 6/3/22 00:11, <email address hidden> wrote:
>>>>> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>>>>>
>>>>> Songine (<email address hidden>) changed:
>>>>>
>>>>>               What    |Removed                     |Added
>>>>>
>> ----------------------------------------------------------------------------
>>>>>                     CC|
>>>>>                     |<email address hidden>
>>>>>
>>>>> --- Comment #624 from Songine (<email address hidden>) ---
>>>>> (In reply to Cameron Berkenpas from comment #429)
>>>>>> Created attachment 298789 [details]
>>>>>> linux-legion-sound-0.0.13.patch
>>>>>>
>>>>>> auto mute is now properly disabled as per Takashi's suggestion.
>>>>>>
>>>>>> This patch is against the latest Linus tree, but applies against 5.14.3
>>>> just
>>>>>> fine.
>>>>>>
>>>>>> This patch includes the presumptive commit message and credit given to
>>>>>> various people.
>>>>>>
>>>>>> Going through the Linux commit log, it seems full names and email
>>>> addresses
>>>>>> aren't needed, so I have a thank you list in the patch with the
>> following:
>>>>>> Andreas Holzer, Vincent Morel, sycxyc, Max Christian Pohle
>>>>>>
>>>>>> If you want to be mentioned (or if you know of someone who you think
>> that
>>>>>> should be included), please let me know!
>>>>>>
>>>>>> Here's a link to the patch submission:
>>>>>>
>> https://mailman.alsa-project.org/pipermail/alsa-devel/2021-September/189698.
>>>>>> html
>>>>> Hello, there is a device could use the patch, could you help me add it to
>>>> the
>>>>> patch file?
>>>>>
>>>>> SND_PCI_QUIRK(0x17aa, 0x3802, "Lenovo Yoga DuetITL 2021",
>>>>> ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
>>>>>
>>> Yes, tested, and I am enjoging my speaker now.�[U+1F603]�
>>>