drm/msm/disp: set num_planes to 1 for interleaved YUV formats

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")
Reviewed-by: Jessica Zhang <jessica.zhang@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/688162/
Link: https://lore.kernel.org/r/20251114-dpu-formats-v3-1-cae312379d49@oss.qualcomm.com
Tested-by: Luca Weiss <luca.weiss@fairphone.com> # qcm6490-fairphone-fp5
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

diff --git a/drivers/gpu/drm/msm/disp/mdp_format.c b/drivers/gpu/drm/msm/disp/mdp_format.c
index 426782d50cb49d57a0db0cff3a4bb50c5a0b3d1a..eebedb1a2636e76996cf82847b7d391cb67b0941 100644 (file)
--- 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,