media: mtk-mdp: allow userptr io modes

The userspace component mtkmdp needs USERPTR io mode to work.

Signed-off-by: Fabien Parent <fparent@baylibre.com>

drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
index 92ed530..c2fb3a2 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
@@ -1160,7 +1160,7 @@ static int mtk_mdp_m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 
 	memset(src_vq, 0, sizeof(*src_vq));
 	src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
-	src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	src_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	src_vq->drv_priv = ctx;
 	src_vq->ops = &mtk_mdp_m2m_qops;
 	src_vq->mem_ops = &vb2_dma_contig_memops;
@@ -1175,7 +1175,7 @@ static int mtk_mdp_m2m_queue_init(void *priv, struct vb2_queue *src_vq,
 
 	memset(dst_vq, 0, sizeof(*dst_vq));
 	dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
-	dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
+	dst_vq->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
 	dst_vq->drv_priv = ctx;
 	dst_vq->ops = &mtk_mdp_m2m_qops;
 	dst_vq->mem_ops = &vb2_dma_contig_memops;