Looks like VBT contains again the wrong information about a port's TypeC
legacy vs. DP-alt/TBT-alt type. There is no further issues after we
notice this and fix it up, so tune down the WARN to be a a DRM_ERROR.

This also avoids CI tainting the kernel and stopping the test run.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110578
Cc: Jani Nikula <jani.nik...@intel.com>
Signed-off-by: Imre Deak <imre.d...@intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 4e7b8d29d733..07fa2670a677 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5230,9 +5230,12 @@ static bool icl_tc_port_connected(struct 
drm_i915_private *dev_priv,
         * WARN if we got a legacy port HPD, but VBT didn't mark the port as
         * legacy. Treat the port as legacy from now on.
         */
-       if (WARN_ON(!intel_dig_port->tc_legacy_port &&
-                   I915_READ(SDEISR) & SDE_TC_HOTPLUG_ICP(tc_port)))
+       if (!intel_dig_port->tc_legacy_port &&
+           I915_READ(SDEISR) & SDE_TC_HOTPLUG_ICP(tc_port)) {
+               DRM_ERROR("VBT incorrectly claims port %c is not TypeC 
legacy\n",
+                         port_name(port));
                intel_dig_port->tc_legacy_port = true;
+       }
        is_legacy = intel_dig_port->tc_legacy_port;
 
        /*
-- 
2.17.1

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