[alsa-devel] [RFC/RFT PATCH] ASoC: topology: Improve backwards compatibility with v4 topology files

[Guenter Roeck]

On Wed, May 23, 2018 at 2:49 AM Mark Brown <broonie at kernel.org> wrote:

> On Tue, May 22, 2018 at 02:59:50PM -0700, Guenter Roeck wrote:
>
> > Most people are not aware that they have a backwards compatibility
> problem
> > with the topology file. They will typically notice and report that it is
> > impossible to get audio working with an upstream kernel on a recent
> > Chromebook, and as users they rarely know about development mailing
> lists.
> > Some technical discussions are at
>
> > https://github.com/GalliumOS/galliumos-distro/issues/379
> > https://github.com/GalliumOS/galliumos-distro/issues/274
>
> > though I had seen others earlier. Guess next time I'll have to preserve
> > links. Anyway, I am not really much interested in an argument/discussion
> > about my use of the term "widely". I'll rephrase that paragraph in the
> next
> > version of the patch, should it come to that.
>
> Right, looks like the disconnect I thought it was - this has been
> discussed a lot within your distro (and possibly others) but not outside
> it so the rest of us are all a bit surprised.
>

That isn't "my" distro. My distro, if anything, would be ChromeOS, and the
associated bug would be
https://bugs.chromium.org/p/chromium/issues/detail?id=786522.

Guenter