[Intel-gfx] [PATCH] drm/i915/display: Defer application of initial chv_phy_control

[Chris Wilson]

Quoting Ville Syrjälä (2020-02-03 13:12:03)
> On Sat, Feb 01, 2020 at 10:31:59AM +0000, Chris Wilson wrote:
> What I don't undestand is what actually changed to cause this? Did we
> reorganize something in the init/resume sequence that previously forced
> the display power well on before this point, or did we simply not check
> for the unclaimed reg access?

I was expecting it have lain undisturbed for a long time. But it's not
in CI_DRM_7837 and then appears in CI_DRM_7850. We miss the intervening
log files, so can't pinpoint the commit exactly.

$ git diff --stat intel/CI_DRM_7837..intel/CI_DRM_7850
 80 files changed, 1304 insertions(+), 449 deletions(-)

Could be worse. Nothing stands out though.
-Chris