[Intel-gfx] [PATCH 2/2] drm/i915/gt: Defer mocs setup until after the initial context is loaded

[Chris Wilson]

Quoting Chris Wilson (2019-10-22 08:51:51)
> On my kbl gt4e, there is a distinction between the power context and the
> normal contexts. We must delay the mocs setup until after we have primed
> the kernel context to record the mocs register settings within the
> context image.
> 
> Fixes: eca0b7208969 ("drm/i915: Do initial mocs configuration directly")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Prathap Kumar Valsan <prathap.kumar.valsan at intel.com>
> Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>

Hmm, after sending the patch, I reran the tests and it had lost the l3cc
configuration again. Problem not solved.
-Chris