[PATCH 1/2] drm: rcar-du: Don't select VSP1 sink on Gen3

[Laurent Pinchart]

The VSP1 sink selection through register DEFR8 is only available on Gen2
hardware. Skip it on Gen3.

Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_plane.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c 
b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
index 862197be1e01..9b058d6cb032 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
@@ -549,8 +549,10 @@ void __rcar_du_plane_setup(struct rcar_du_group *rgrp,
                rcar_du_plane_setup_format(rgrp, (state->hwindex + 1) % 8,
                                           state);
 
-       if (rcdu->info->gen < 3)
-               rcar_du_plane_setup_scanout(rgrp, state);
+       if (rcdu->info->gen >= 3)
+               return;
+
+       rcar_du_plane_setup_scanout(rgrp, state);
 
        if (state->source == RCAR_DU_PLANE_VSPD1) {
                unsigned int vspd1_sink = rgrp->index ? 2 : 0;
-- 
Regards,

Laurent Pinchart