Comment 377 for bug 1958019

But the HDMI issue wasn't in 0.0.8? Probably some re-initialization is
missing with only these verbs.

On 7/13/21 10:34 AM, <email address hidden> wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=208555
>
> --- Comment #363 from Vincent Morel (<email address hidden>) ---
> (In reply to waterproof93 from comment #361)
>> Just installed the latest patch for 13SGen2.
>>
>> Firstly, applying the patch linux-5.12-legion-sound-0.0.9-003.patch leads to
>> some errors :
>>
>> patch -p1 < linux-5.12-legion-sound-0.0.9-003.patch
>>
>> patching file sound/pci/hda/patch_realtek.c
>> Hunk #1 succeeded at 6352 with fuzz 2 (offset -6 lines).
>> Hunk #2 FAILED at 6573.
>> Hunk #3 succeeded at 8145 with fuzz 2 (offset -27 lines).
>> Hunk #4 FAILED at 8558.
>> 2 out of 4 hunks FAILED -- saving rejects to file
>> sound/pci/hda/patch_realtek.c.rej
>> patching file sound/pci/hda/thinkbook_13s_gen2_itl_coefs.c
>>
>> So I directly applied linux-5.12-legion-sound-0.0.9.patch and was able to
>> compile and install with no error.
>>
>> The speaker sound is definitely better, the overshoot on the volume control
>> is manageable.
>> Its hard to compare to windows because of Dolby, but its close.
>>
>> The sound works after unplugging headphones (tried it multiple times).
>> The headphone sound still has some cracking noise and the bug on the volume
>> control reappears (at least from what I tested). The sound on headphone is
>> still pretty good.
>>
>> I noticed a bug, rebooting the computer with an HDMI cable plugged in
>> removes completely the sound card. This bug was also present in version
>> 0.0.7 of the patch.
> I think HDMI should not rely to those verb, probably another bug here. :) I
> will test it with hdmi, I admit I did not test hdmi connection (but I can
> with
> my 27" monitor)...
>