[PATCH v2 0/3] drm/rockchip: fix cursor performance with atomic

The first two patches are unchanged since v1 but the comment in the third has been expanded following Thierry's comments.

John Keeping (3): drm/atomic-helper: Export framebuffer_changed() drm/rockchip: don't wait for vblank if fb hasn't changed drm/rockchip: explain why we can't wait_for_vblanks

drivers/gpu/drm/drm_atomic_helper.c | 24 ++++++++++++++++++++---- drivers/gpu/drm/rockchip/rockchip_drm_fb.c | 23 +++++++++++++++++++++-- include/drm/drm_atomic_helper.h | 4 ++++ 3 files changed, 45 insertions(+), 6 deletions(-)