drm/i915: Don't send hotplug in intel_dp_check_mst_status()

This hotplug also isn't needed: drm_dp_mst_topology_mgr_set_mst()
already sends a hotplug on its own from drm_dp_destroy_connector_work()
after destroying connectors in the MST topology.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190129191001.442-4-lyude@redhat.com

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 26c8c0c..8f38d93 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4614,12 +4614,10 @@ go_again:
 
                        return ret;
                } else {
-                       struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
                        DRM_DEBUG_KMS("failed to get ESI - device may have failed\n");
                        intel_dp->is_mst = false;
-                       drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, intel_dp->is_mst);
-                       /* send a hotplug event */
-                       drm_kms_helper_hotplug_event(intel_dig_port->base.base.dev);
+                       drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
+                                                       intel_dp->is_mst);
                }
        }
        return -EINVAL;