On 7/4/2025 7:47 PM, Dmitry Baryshkov wrote:
> Interleaved YUV formats use only one plane for all pixel data. Specify
> num_planes = 1 for those formats. This was left unnoticed since
> _dpu_format_populate_plane_sizes_linear() overrides layout->num_planes.
>
> Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Jessica Zhang <jessica.zhang@oss.qualcomm.com>
> ---
> drivers/gpu/drm/msm/disp/mdp_format.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/disp/mdp_format.c b/drivers/gpu/drm/msm/disp/mdp_format.c
> index 426782d50cb49d57a0db0cff3a4bb50c5a0b3d1a..eebedb1a2636e76996cf82847b7d391cb67b0941 100644
> --- a/drivers/gpu/drm/msm/disp/mdp_format.c
> +++ b/drivers/gpu/drm/msm/disp/mdp_format.c
> @@ -479,25 +479,25 @@ static const struct msm_format mdp_formats[] = {
> 0, BPC8, BPC8, BPC8,
> C2_R_Cr, C0_G_Y, C1_B_Cb, C0_G_Y,
> false, CHROMA_H2V1, 4, 2, MSM_FORMAT_FLAG_YUV,
> - MDP_FETCH_LINEAR, 2),
> + MDP_FETCH_LINEAR, 1),
>
> INTERLEAVED_YUV_FMT(UYVY,
> 0, BPC8, BPC8, BPC8,
> C1_B_Cb, C0_G_Y, C2_R_Cr, C0_G_Y,
> false, CHROMA_H2V1, 4, 2, MSM_FORMAT_FLAG_YUV,
> - MDP_FETCH_LINEAR, 2),
> + MDP_FETCH_LINEAR, 1),
>
> INTERLEAVED_YUV_FMT(YUYV,
> 0, BPC8, BPC8, BPC8,
> C0_G_Y, C1_B_Cb, C0_G_Y, C2_R_Cr,
> false, CHROMA_H2V1, 4, 2, MSM_FORMAT_FLAG_YUV,
> - MDP_FETCH_LINEAR, 2),
> + MDP_FETCH_LINEAR, 1),
>
> INTERLEAVED_YUV_FMT(YVYU,
> 0, BPC8, BPC8, BPC8,
> C0_G_Y, C2_R_Cr, C0_G_Y, C1_B_Cb,
> false, CHROMA_H2V1, 4, 2, MSM_FORMAT_FLAG_YUV,
> - MDP_FETCH_LINEAR, 2),
> + MDP_FETCH_LINEAR, 1),
>
> /* 3 plane YUV */
> PLANAR_YUV_FMT(YUV420,
>