diff options
Diffstat (limited to 'include/drm/drm_dp_helper.h')
-rw-r--r-- | include/drm/drm_dp_helper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 683aa9892bad..9336bfbdb389 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -1913,6 +1913,10 @@ struct drm_dp_aux { /** * @hw_mutex: internal mutex used for locking transfers. + * + * Note that if the underlying hardware is shared among multiple + * channels, the driver needs to do additional locking to + * prevent concurrent access. */ struct mutex hw_mutex; |