diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
index 98a0579697da..9a38fd736a6b 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
@@ -2630,7 +2630,10 @@ static const struct file_operations dw_hdmi_status_fops = {
 
 static void dw_hdmi_register_debugfs(struct device *dev, struct dw_hdmi_qp *hdmi)
 {
-	hdmi->debugfs_dir = debugfs_create_dir("dw-hdmi", NULL);
+	u8 buf[11];
+
+	snprintf(buf, sizeof(buf), "dw-hdmi%d", hdmi->plat_data->id);
+	hdmi->debugfs_dir = debugfs_create_dir(buf, NULL);
 	if (IS_ERR(hdmi->debugfs_dir)) {
 		dev_err(dev, "failed to create debugfs dir!\n");
 		return;
diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 5b37e8467cc8..dade92329223 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -3255,6 +3255,7 @@ static int dw_hdmi_rockchip_probe(struct platform_device *pdev)
 	if (!plat_data)
 		return -ENOMEM;
 
+	plat_data->id = hdmi->id;
 	hdmi->plat_data = plat_data;
 	hdmi->chip_data = plat_data->phy_data;
 
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index 0b7f860d9b9c..6b51ff430144 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -179,6 +179,7 @@ struct dw_hdmi_plat_data {
 	unsigned long input_bus_format;
 	unsigned long input_bus_encoding;
 	unsigned int max_tmdsclk;
+	int id;
 	bool use_drm_infoframe;
 	bool ycbcr_420_allowed;
 	bool unsupported_yuv_input;