diff options
Diffstat (limited to 'drivers/gpu/drm/display')
| -rw-r--r-- | drivers/gpu/drm/display/drm_dp_mst_topology.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index 01350510244f..5861b0a6247b 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -3309,8 +3309,13 @@ int drm_dp_add_payload_part1(struct drm_dp_mst_topology_mgr *mgr, int ret; port = drm_dp_mst_topology_get_port_validated(mgr, payload->port); - if (!port) + if (!port) { + drm_dbg_kms(mgr->dev, + "VCPI %d for port %p not in topology, not creating a payload\n", + payload->vcpi, payload->port); + payload->vc_start_slot = -1; return 0; + } if (mgr->payload_count == 0) mgr->next_start_slot = mst_state->start_slot; |