diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index f6f10a8c3e43..5a9809e33af8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -2901,6 +2901,10 @@ static int mst_topo_show(struct seq_file *m, void *unused) aconnector = to_amdgpu_dm_connector(connector); + /* Ensure we're only dumping the topology of a root mst node */ + if (!aconnector->mst_mgr.mst_state) + continue; + seq_printf(m, "\nMST topology for connector %d\n", aconnector->connector_id); drm_dp_mst_dump_topology(m, &aconnector->mst_mgr); } |