diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux.c b/drivers/gpu/drm/i915/display/intel_dp_aux.c
index 705915d505652553179a832a11427fd6c06ec08f..abf77ba769728aed4b35049f1659cbe6d632bb49 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux.c
@@ -268,6 +268,11 @@ intel_dp_aux_xfer(struct intel_dp *intel_dp,
 
 	intel_pps_check_power_unlocked(intel_dp);
 
+	/*
+	 * FIXME PSR should be disabled here to prevent
+	 * it using the same AUX CH simultaneously
+	 */
+
 	/* Try to wait for any previous AUX channel activity */
 	for (try = 0; try < 3; try++) {
 		status = intel_de_read_notrace(i915, ch_ctl);