drm: renesas: rz-du: Support dmabuf import

The rz-du driver uses GEM DMA helpers, but does not implement the
drm_driver .gem_prime_import_sg_table operation. This  prevents
importing dmabufs. Fix it by implementing the missing operation using
the DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE() helper macro.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Tested-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> # RZ/V2H + DSI
Tested-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250321104615.31809-1-laurent.pinchart+renesas@ideasonboard.com

diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
index cbd9b9841267ce0c69d1cc41eb30cb0051596cd2..5e40f0c1e7b083f49961d9eeaf0b9b9b0b4e5d8c 100644 (file)
--- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
+++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
@@ -79,7 +79,7 @@ DEFINE_DRM_GEM_DMA_FOPS(rzg2l_du_fops);
 
 static const struct drm_driver rzg2l_du_driver = {
        .driver_features        = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
-       .dumb_create            = rzg2l_du_dumb_create,
+       DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(rzg2l_du_dumb_create),
        DRM_FBDEV_DMA_DRIVER_OPS,
        .fops                   = &rzg2l_du_fops,
        .name                   = "rzg2l-du",