1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index fdd2cbc56fa3..22a74608c6e4 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -304,9 +304,11 @@ static int cnl_max_source_rate(struct intel_dp *intel_dp)
 static int icl_max_source_rate(struct intel_dp *intel_dp)
 {
         struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+        struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
         enum port port = dig_port->base.port;
 
-        if (port == PORT_B)
+        if (intel_port_is_combophy(dev_priv, port) &&
+            !intel_dp_is_edp(intel_dp))
                 return 540000;
 
         return 810000;