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?

> 
> Signed-off-by: Jun Nie <jun....@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

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