The KMS API supports enabling a CRTC without any plane. To enable that use case, we need to start the pipeline when configuring the LIF, instead of when enabling the first plane. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Tested-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Acked-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>