ASoC: Intel: Skylake: Move i915 registration to worker thread
The i915 component framework expects the caller to be invoking snd_hdac_i915_init() from a thread context. Otherwise it results in lockups on drm side. So move the registering of component interface and probing of codecs on this bus to a worker thread. init_failed in skl structure is not used currently, so renamed to init_done and used to track the initialization done in worker thread. Reported-by: Imre Deak <imre.deak@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Sodhi, VunnyX <vunnyx.sodhi@intel.com> Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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