The PnMWR register containing the plane stride must be programmed with
correct stride values for both the luma and chroma planes when using a
multiplanar format. Fix it.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/rcar-du/rcar_du_plane.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
index 72a7cb47bd9f..fb3ea4f95d4a 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
@@ -130,6 +130,8 @@ void rcar_du_plane_update_base(struct rcar_du_plane *plane)
if (plane->format->planes == 2) {
index = (index + 1) % 8;
+ rcar_du_plane_write(rgrp, index, PnMWR, plane->pitch);
+
rcar_du_plane_write(rgrp, index, PnSPXR, plane->src_x);
rcar_du_plane_write(rgrp, index, PnSPYR, plane->src_y *
(plane->format->bpp == 16 ? 2 : 1) / 2);
--
2.0.4
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