This patchset fixes corrupted display picture when primary plane isn't full-screen. Please review/merge. v2: - Split commit in 2 parts - Add Fixes line to the commit message v3: - Address review comments of v2 + removed 3 local varibles - Change 'Fixes' line v4: Resend (author's email changed). Reword commit message. Drop fixes line to allow more testing before back-porting. drivers/gpu/drm/sun4i/sun4i_crtc.c | 3 +++ drivers/gpu/drm/sun4i/sun8i_mixer.c | 28 ++++++++++++++++++++++++++++ drivers/gpu/drm/sun4i/sun8i_ui_layer.c | 30 ------------------------------ drivers/gpu/drm/sun4i/sunxi_engine.h | 12 ++++++++++++ 4 files changed, 43 insertions(+), 30 deletions(-)