diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index a0c99c06210eae63106dfbe001555e08b6b5c1c6..65943ae3df56a98b7e960aafdf8609e00fa4e78f 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1447,7 +1447,7 @@ intel_dp_max_link_rate(struct intel_dp *intel_dp)
 	if (WARN_ON(len <= 0))
 		return 162000;
 
-	return rates[rate_to_index(0, rates) - 1];
+	return rates[len - 1];
 }
 
 int intel_dp_rate_select(struct intel_dp *intel_dp, int rate)