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SubjectRe: [PATCH v2] drm/mediatek: Set the default value of rotation to DRM_MODE_ROTATE_0
Thank you so much!

On Mon, Dec 13, 2021 at 6:27 PM Chun-Kuang Hu <chunkuang.hu@kernel.org> wrote:
>
> Hi, Mark:
>
> Mark Yacoub <markyacoub@chromium.org> 於 2021年12月14日 週二 上午12:08寫道:
> >
> > At the reset hook, call __drm_atomic_helper_plane_reset which is
> > called at the initialization of the plane and sets the default value of
> > rotation on all planes to DRM_MODE_ROTATE_0 which is equal to 1.
>
> Applied to mediatek-drm-next [1], thanks.
>
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-next
>
> Regards,
> Chun-Kuang.
>
> >
> > Tested on Jacuzzi (MTK).
> > Resolves IGT@kms_properties@plane-properties-{legacy,atomic}
> >
> > Signed-off-by: Mark Yacoub <markyacoub@chromium.org>
> > ---
> > drivers/gpu/drm/mediatek/mtk_drm_plane.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> > index e6dcb34d30522..accd26481b9fb 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> > @@ -44,9 +44,10 @@ static void mtk_plane_reset(struct drm_plane *plane)
> > state = kzalloc(sizeof(*state), GFP_KERNEL);
> > if (!state)
> > return;
> > - plane->state = &state->base;
> > }
> >
> > + __drm_atomic_helper_plane_reset(plane, &state->base);
> > +
> > state->base.plane = plane;
> > state->pending.format = DRM_FORMAT_RGB565;
> > }
> > --
> > 2.34.1.173.g76aa8bc2d0-goog
> >

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