Backmerging to get the latest fixes from drm-next; specifically the
build fix from the patchset at [1]. Also fixes the build by removing
an unused variable from rzg2l_du_vsp_atomic_flush().
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/series/130720/ # 1