[PATCH v2 0/4] drm/vc4: Improve alpha format plane support

[Eric Anholt]

Stefan Schake <stschake at gmail.com> writes:

> This series improves the handling of alpha formats with the VC4 HVS
> compositor. Alpha formats are marked as premultiplied as is standard
> for DRM. Further fix a display corruption issue when planes with
> per-pixel alpha try blending from the (nonexistent) background by
> selectively enabling a black background color fill.

Reviewed and applied to drm-misc-next.  Thanks!
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