[PATCH 1/7] ASoC: Intel: Skylake: Remove superfluous chip initialization
Pierre-Louis Bossart
pierre-louis.bossart at linux.intel.com
Fri Mar 6 21:52:33 CET 2020
On 3/5/20 8:53 AM, Cezary Rojewski wrote:
> Skylake driver does the controller init operation twice:
> - first during probe (only to stop it just before scheduling probe_work)
> - and during said probe_work where the actual correct sequence is
> executed
>
> To properly complete boot sequence when iDisp codec is present, bus
> initialization has to be called only after _i915_init() finishes.
> With additional _reset_list preceding _i915_init(), iDisp codec never
> gets the chance to enumerate on the link. Remove the superfluous
> initialization to address the issue.
Have you tested with with DRM built-in and as a module? that was enough
to trigger race conditions in the past on Dell XPS9350.
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