diff --git a/drivers/gpu/drm/rockchip/dw-dp.c b/drivers/gpu/drm/rockchip/dw-dp.c
index 79ca1f2f8e79..12901b131406 100644
--- a/drivers/gpu/drm/rockchip/dw-dp.c
+++ b/drivers/gpu/drm/rockchip/dw-dp.c
@@ -3226,6 +3226,8 @@ static void _dw_dp_loader_protect(struct dw_dp *dp, bool on)
 	u32 value;
 
 	if (on) {
+		if (dp->dynamic_pd_ctrl)
+			pm_runtime_get_sync(dp->dev);
 		di->color_formats = DRM_COLOR_FORMAT_RGB444;
 		di->bpc = 8;
 
@@ -3272,6 +3274,11 @@ static void _dw_dp_loader_protect(struct dw_dp *dp, bool on)
 		phy_power_off(dp->phy);
 		extcon_set_state_sync(dp->audio->extcon, EXTCON_DISP_DP, false);
 		dw_dp_audio_handle_plugged_change(dp->audio, false);
+
+		if (dp->dynamic_pd_ctrl) {
+			pm_runtime_mark_last_busy(dp->dev);
+			pm_runtime_put_autosuspend(dp->dev);
+		}
 	}
 }