[PATCH v2 11/14] drm/msm/dpu: Share SSPP info for multi-rect case

[Jun Nie]

Dmitry Baryshkov <dmitry.baryshkov at linaro.org> 于2024年10月10日周四 21:21写道：
>
> On Wed, Oct 09, 2024 at 04:50:24PM GMT, Jun Nie wrote:
> > Share SSPP info for multi-rect case if virtual plane is not enabled.
> > Otherwise, the 2nd half of DMA content is not displayed due to sspp
> > pointer of r_pipe is null.
>
> Fixes?

Yeah. It is to fix bug in non virtual plane mode. Do you suggest to split
to another patch set?
>
> >
> > Signed-off-by: Jun Nie <jun.nie at linaro.org>
> > ---
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> > index 904ebec1c8a18..898fc2937954e 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
> > @@ -1042,6 +1042,11 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
> >               pipe->multirect_index = DPU_SSPP_RECT_0;
> >               pipe->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
> >
> > +             /*
> > +              * Signifies that r_pipe is to be used if the width of the 2nd
> > +              * pipe is not 0. This does not apply to virtual plane case.
> > +              */
> > +             r_pipe->sspp = pipe->sspp;
> >               r_pipe->multirect_index = DPU_SSPP_RECT_1;
> >               r_pipe->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
> >       }
> >
> > --
> > 2.34.1
> >
>
> --
> With best wishes
> Dmitry