Merge drm/drm-next into drm-intel-next-queued

Backmerge to get dfce9025 ("Backmerge i915 security patches from
commit 'ea0b163b' into drm-next") and thus 100d46bd ("Merge
Intel Gen8/Gen9 graphics fixes from Jon Bloomfield.").

Signed-off-by: Jani Nikula <jani.nikula@intel.com>