diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index 9e6d5d8b7030388b41068b10886c78909f336fd6..e55870190bf5c5f711849c03ce582fb9bcaee028 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -221,8 +221,7 @@ static void sti_dvo_disable(struct drm_bridge *bridge)
 
 	writel(0x00000000, dvo->regs + DVO_DOF_CFG);
 
-	if (dvo->panel)
-		dvo->panel->funcs->disable(dvo->panel);
+	drm_panel_disable(dvo->panel);
 
 	/* Disable/unprepare dvo clock */
 	clk_disable_unprepare(dvo->clk_pix);
@@ -262,8 +261,7 @@ static void sti_dvo_pre_enable(struct drm_bridge *bridge)
 	if (clk_prepare_enable(dvo->clk))
 		DRM_ERROR("Failed to prepare/enable dvo clk\n");
 
-	if (dvo->panel)
-		dvo->panel->funcs->enable(dvo->panel);
+	drm_panel_enable(dvo->panel);
 
 	/* Set LUT */
 	writel(config->lowbyte,  dvo->regs + DVO_LUT_PROG_LOW);
@@ -340,7 +338,7 @@ static int sti_dvo_connector_get_modes(struct drm_connector *connector)
 	struct sti_dvo *dvo = dvo_connector->dvo;
 
 	if (dvo->panel)
-		return dvo->panel->funcs->get_modes(dvo->panel);
+		return drm_panel_get_modes(dvo->panel);
 
 	return 0;
 }