1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 812ec5ae5c7b..5a679af03a04 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -12623,6 +12623,10 @@ static int intel_atomic_check(struct drm_device *dev,
                                        "[modeset]" : "[fastset]");
         }
 
+        ret = drm_dp_mst_atomic_check(state);
+        if (ret)
+                return ret;
+
         if (any_ms) {
                 ret = intel_modeset_checks(state);