drm/amdgpu/display: add documentation for dmcub_trace_event_en

Was missing when this structure was updated.

Fixes: 46a83eba276cd3 ("drm/amd/display: Add debugfs to control DMUB trace buffer events")
Reviewed-by: Leo (Hanghong) Ma <hanghong.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index b2f2ccfc20bbe62cc57a30cbf03f2ead5ea6e29c..47c658ca3535c9249e085ee373b7de010efde6ad 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -164,6 +164,7 @@ struct dal_allocation {
  * @compressor: Frame buffer compression buffer. See &struct dm_compressor_info
  * @force_timing_sync: set via debugfs. When set, indicates that all connected
  *                    displays will be forced to synchronize.
+ * @dmcub_trace_event_en: enable dmcub trace events
  */
 struct amdgpu_display_manager {