Re: Google Pixelbook EVE, no sound in kernel 6.1.x

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On Tue, Jan 31, 2023 at 7:37 AM Cezary Rojewski
<cezary.rojewski@xxxxxxxxx> wrote:
>
> On 2023-01-30 1:22 PM, Sasa Ostrouska wrote:
>
> > Dear Czarek, many thanks for the answer and taking care of it. If
> > needed something from my side please jest let me know
> > and I will try to do it.
>
>
> Hello Sasa,
>
> Could you provide us with the topology and firmware binary present on
> your machine?
>
> Audio topology is located at /lib/firmware and named:
>
> 9d71-GOOGLE-EVEMAX-0-tplg.bin
> -or-
> dfw_sst.bin
>
> Firmware on the other hand is found in /lib/firmware/intel/.
> 'dsp_fw_kbl.bin' will lie there, it shall be a symlink pointing to an
> actual AudioDSP firmware binary.
>
Maybe this is the problem.

I think most of us are pulling the topology and firmware from the
chromeos recovery images for lack of any other known source, and it
looks a little different than this. Those can be downloaded like so:
https://gist.github.com/jmontleon/8899cb83138f2653f520fbbcc5b830a0

After placing the topology file you'll see these errors and audio will
not work until they're also copied in place.
snd_soc_skl 0000:00:1f.3: Direct firmware load for
dsp_lib_dsm_core_spt_release.bin failed with error -2
snd_soc_skl 0000:00:1f.3: Direct firmware load for
intel/dsp_fw_C75061F3-F2B2-4DCC-8F9F-82ABB4131E66.bin failed with
error -2

Once those were in place, up to 6.0.18 audio worked.

Is there a better source for the topology file?

> The reasoning for these asks is fact that problem stopped reproducing on
> our end once we started playing with kernel versions (moved away from
> status quo with Fedora). Neither on Lukasz EVE nor on my SKL RVP.
> However, we might be using newer configuration files when compared to
> equivalent of yours.
>
> Recent v6.2-rc5 broonie/sound/for-next - no repro
> Our internal tree based on Mark's for-next - no repro
> 6.1.7 stable [1] - no repro
>
> Of course we will continue with our attempts. Will notify about the
> progress.
>
>
> [1]:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.1.7&id=21e996306a6afaae88295858de0ffb8955173a15
>
>
> Kind regards,
> Czarek
>


-- 
Jason Montleon        | email: jmontleo@xxxxxxxxxx
Red Hat, Inc.         | gpg key: 0x069E3022
Cell: 508-496-0663    | irc: jmontleo / jmontleon




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