RE: [PATCH 00/14] ASoC: Intel/SOF: extend run-time driver selection to ACPI devices

["Rojewski, Cezary" <cezary.rojewski@intel.com>]

On 2020-11-12 11:38 PM, Pierre-Louis Bossart wrote:
> The module snd-intel-dspcfg, suggested by Jaroslav last year,
> currently provide the means to select a PCI driver at run-time, based
> on quirks, recommendations or user selection via a kernel
> parameter. This capability removed a lot of confusions in
> distributions and removed the need for recompilations to select legacy
> HDaudio, SST or SOF drivers.
> 
> This patchset extends the concept to ACPI devices. This was driven by
> the desire to at some point deprecate the Atom/SST driver for Baytrail
> and Cherrytrail, which is no longer maintained by Intel. By having the
> SOF driver enabled by distributions for Baytrail/Cherrytrail, we can
> enable more end-user tests and make the transition easier for
> distributions (likely in 2021 at this point).
> 
> This patchset provides the same solution for Broadwell, mainly to have
> a single build for all Intel platforms. SOF on Broadwell remains an
> option not recommended for distributions, as long as the 'catpt'
> driver is maintained there is no burning desire to make SOF the
> default on the three Broadwell-based platforms with the DSP
> enabled.
> 

Hello,

Don't understand why I was omitted in CC for catpt-related patches.

I'll try to do proper review tomorrow as it's late here but for
starters: why do we need any intel-dsp-config changes for non-HDA
platforms, what's the technical reason behind these?

Czarek