This is a note to let you know that I've just added the patch titled drm: mali-dp: Fix transposed horizontal/vertical flip to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-mali-dp-fix-transposed-horizontal-vertical-flip.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Thu Oct 5 10:28:31 CEST 2017 From: Brian Starkey <brian.starkey@xxxxxxx> Date: Wed, 7 Dec 2016 13:20:28 +0000 Subject: drm: mali-dp: Fix transposed horizontal/vertical flip From: Brian Starkey <brian.starkey@xxxxxxx> [ Upstream commit 7916efe5b57505080b3cebf5bdb228b4eda008ea ] The horizontal and vertical flip flags were the wrong way around, causing reflect-x to result in reflect-y being applied and vice-versa. Fix them. Fixes: ad49f8602fe8 ("drm/arm: Add support for Mali Display Processors") Signed-off-by: Brian Starkey <brian.starkey@xxxxxxx> Signed-off-by: Liviu Dudau <Liviu.Dudau@xxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/arm/malidp_planes.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -184,9 +184,9 @@ static void malidp_de_plane_update(struc if (plane->state->rotation & DRM_ROTATE_MASK) val = ilog2(plane->state->rotation & DRM_ROTATE_MASK) << LAYER_ROT_OFFSET; if (plane->state->rotation & DRM_REFLECT_X) - val |= LAYER_V_FLIP; - if (plane->state->rotation & DRM_REFLECT_Y) val |= LAYER_H_FLIP; + if (plane->state->rotation & DRM_REFLECT_Y) + val |= LAYER_V_FLIP; /* set the 'enable layer' bit */ val |= LAYER_ENABLE; Patches currently in stable-queue which might be from brian.starkey@xxxxxxx are queue-4.9/drm-mali-dp-fix-destination-size-handling-when-rotating.patch queue-4.9/drm-mali-dp-fix-transposed-horizontal-vertical-flip.patch