diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-core.c b/drivers/media/platform/renesas/rcar-vin/rcar-core.c
index fca2176672c5..5e53d6b7036c 100644
--- a/drivers/media/platform/renesas/rcar-vin/rcar-core.c
+++ b/drivers/media/platform/renesas/rcar-vin/rcar-core.c
@@ -1180,6 +1180,7 @@ static const struct rvin_info rcar_info_r8a7795 = {
 	.max_width = 4096,
 	.max_height = 4096,
 	.routes = rcar_info_r8a7795_routes,
+	.scaler = rvin_scaler_gen3,
 };
 
 static const struct rvin_group_route rcar_info_r8a7795es1_routes[] = {
@@ -1215,6 +1216,7 @@ static const struct rvin_info rcar_info_r8a7796 = {
 	.max_width = 4096,
 	.max_height = 4096,
 	.routes = rcar_info_r8a7796_routes,
+	.scaler = rvin_scaler_gen3,
 };
 
 static const struct rvin_group_route rcar_info_r8a77965_routes[] = {
@@ -1232,6 +1234,7 @@ static const struct rvin_info rcar_info_r8a77965 = {
 	.max_width = 4096,
 	.max_height = 4096,
 	.routes = rcar_info_r8a77965_routes,
+	.scaler = rvin_scaler_gen3,
 };
 
 static const struct rvin_group_route rcar_info_r8a77970_routes[] = {
@@ -1274,6 +1277,7 @@ static const struct rvin_info rcar_info_r8a77990 = {
 	.max_width = 4096,
 	.max_height = 4096,
 	.routes = rcar_info_r8a77990_routes,
+	.scaler = rvin_scaler_gen3,
 };
 
 static const struct rvin_group_route rcar_info_r8a77995_routes[] = {
@@ -1287,6 +1291,7 @@ static const struct rvin_info rcar_info_r8a77995 = {
 	.max_width = 4096,
 	.max_height = 4096,
 	.routes = rcar_info_r8a77995_routes,
+	.scaler = rvin_scaler_gen3,
 };
 
 static const struct rvin_info rcar_info_r8a779a0 = {
@@ -1415,6 +1420,10 @@ static int rcar_vin_probe(struct platform_device *pdev)
 		ret = rvin_isp_init(vin);
 	} else if (vin->info->use_mc) {
 		ret = rvin_csi2_init(vin);
+
+		if (vin->info->scaler &&
+		    rvin_group_id_to_master(vin->id) == vin->id)
+			vin->scaler = vin->info->scaler;
 	} else {
 		ret = rvin_parallel_init(vin);
 
diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c
index 48241bf6fb1b..98bfd445a649 100644
--- a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c
+++ b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c
@@ -74,6 +74,10 @@
 
 /* Register offsets specific for Gen3 */
 #define VNCSI_IFMD_REG		0x20 /* Video n CSI2 Interface Mode Register */
+#define VNUDS_CTRL_REG		0x80 /* Video n scaling control register */
+#define VNUDS_SCALE_REG		0x84 /* Video n scaling factor register */
+#define VNUDS_PASS_BWIDTH_REG	0x90 /* Video n passband register */
+#define VNUDS_CLIP_SIZE_REG	0xa4 /* Video n UDS output size clipping reg */
 
 /* Register bit fields for R-Car VIN */
 /* Video n Main Control Register bits */
@@ -140,6 +144,9 @@
 #define VNCSI_IFMD_DES0		(1 << 25)
 #define VNCSI_IFMD_CSI_CHSEL(n) (((n) & 0xf) << 0)
 
+/* Video n scaling control register (Gen3) */
+#define VNUDS_CTRL_AMD		(1 << 30)
+
 struct rvin_buffer {
 	struct vb2_v4l2_buffer vb;
 	struct list_head list;
@@ -591,6 +598,69 @@ void rvin_scaler_gen2(struct rvin_dev *vin)
 		0, 0);
 }
 
+static unsigned int rvin_uds_scale_ratio(unsigned int in, unsigned int out)
+{
+	unsigned int ratio;
+
+	ratio = in * 4096 / out;
+	return ratio >= 0x10000 ? 0xffff : ratio;
+}
+
+static unsigned int rvin_uds_filter_width(unsigned int ratio)
+{
+	if (ratio >= 0x1000)
+		return 64 * (ratio & 0xf000) / ratio;
+
+	return 64;
+}
+
+void rvin_scaler_gen3(struct rvin_dev *vin)
+{
+	unsigned int ratio_h, ratio_v;
+	unsigned int bwidth_h, bwidth_v;
+	u32 vnmc, clip_size;
+
+	vnmc = rvin_read(vin, VNMC_REG);
+
+	/* Disable scaler if not needed. */
+	if (!rvin_scaler_needed(vin)) {
+		rvin_write(vin, vnmc & ~VNMC_SCLE, VNMC_REG);
+		return;
+	}
+
+	ratio_h = rvin_uds_scale_ratio(vin->crop.width, vin->compose.width);
+	bwidth_h = rvin_uds_filter_width(ratio_h);
+
+	ratio_v = rvin_uds_scale_ratio(vin->crop.height, vin->compose.height);
+	bwidth_v = rvin_uds_filter_width(ratio_v);
+
+	clip_size = vin->compose.width << 16;
+
+	switch (vin->format.field) {
+	case V4L2_FIELD_INTERLACED_TB:
+	case V4L2_FIELD_INTERLACED_BT:
+	case V4L2_FIELD_INTERLACED:
+	case V4L2_FIELD_SEQ_TB:
+	case V4L2_FIELD_SEQ_BT:
+		clip_size |= vin->compose.height / 2;
+		break;
+	default:
+		clip_size |= vin->compose.height;
+		break;
+	}
+
+	rvin_write(vin, vnmc | VNMC_SCLE, VNMC_REG);
+	rvin_write(vin, VNUDS_CTRL_AMD, VNUDS_CTRL_REG);
+	rvin_write(vin, (ratio_h << 16) | ratio_v, VNUDS_SCALE_REG);
+	rvin_write(vin, (bwidth_h << 16) | bwidth_v, VNUDS_PASS_BWIDTH_REG);
+	rvin_write(vin, clip_size, VNUDS_CLIP_SIZE_REG);
+
+	vin_dbg(vin, "Pre-Clip: %ux%u@%u:%u Post-Clip: %ux%u@%u:%u\n",
+		vin->crop.width, vin->crop.height, vin->crop.left,
+		vin->crop.top, vin->compose.width, vin->compose.height,
+		vin->compose.left, vin->compose.top);
+}
+
 void rvin_crop_scale_comp(struct rvin_dev *vin)
 {
 	const struct rvin_video_format *fmt;
diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c
index 07564e05ed8c..073f70c6ac68 100644
--- a/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c
+++ b/drivers/media/platform/renesas/rcar-vin/rcar-v4l2.c
@@ -918,6 +918,9 @@ static const struct v4l2_ioctl_ops rvin_mc_ioctl_ops = {
 	.vidioc_s_fmt_vid_cap		= rvin_mc_s_fmt_vid_cap,
 	.vidioc_enum_fmt_vid_cap	= rvin_enum_fmt_vid_cap,
 
+	.vidioc_g_selection		= rvin_g_selection,
+	.vidioc_s_selection		= rvin_s_selection,
+
 	.vidioc_reqbufs			= vb2_ioctl_reqbufs,
 	.vidioc_create_bufs		= vb2_ioctl_create_bufs,
 	.vidioc_querybuf		= vb2_ioctl_querybuf,
diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h
index 334c327889a0..cb206d3976dd 100644
--- a/drivers/media/platform/renesas/rcar-vin/rcar-vin.h
+++ b/drivers/media/platform/renesas/rcar-vin/rcar-vin.h
@@ -308,6 +308,7 @@ const struct rvin_video_format *rvin_format_from_pixel(struct rvin_dev *vin,
 
 /* Cropping, composing and scaling */
 void rvin_scaler_gen2(struct rvin_dev *vin);
+void rvin_scaler_gen3(struct rvin_dev *vin);
 void rvin_crop_scale_comp(struct rvin_dev *vin);
 
 int rvin_set_channel_routing(struct rvin_dev *vin, u8 chsel);