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Created August 4, 2018 00:30
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diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 14fdf0aa86f1..7cda73a140b5 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -240,8 +240,8 @@ void icl_program_mg_dp_mode(struct intel_dp *intel_dp)
if (tc_port == PORT_TC_NONE || intel_dig_port->tc_type == TC_PORT_TBT)
return;
- ln0 = I915_READ(MG_DP_MODE(port, 0));
- ln1 = I915_READ(MG_DP_MODE(port, 1));
+ ln0 = I915_READ(MG_DP_MODE(tc_port, 0));
+ ln1 = I915_READ(MG_DP_MODE(tc_port, 1));
switch (intel_dig_port->tc_type) {
case TC_PORT_TYPEC:
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