diff options
Diffstat (limited to 'include/drm/drm_connector.h')
| -rw-r--r-- | include/drm/drm_connector.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 714d1a01c065..1647960c9e50 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -848,6 +848,11 @@ struct drm_connector_funcs { * locks to avoid races with concurrent modeset changes need to use * &drm_connector_helper_funcs.detect_ctx instead. * + * Also note that this callback can be called no matter the + * state the connector is in. Drivers that need the underlying + * device to be powered to perform the detection will first need + * to make sure it's been properly enabled. + * * RETURNS: * * drm_connector_status indicating the connector's status. @@ -1735,6 +1740,11 @@ void drm_mode_put_tile_group(struct drm_device *dev, * drm_connector_list_iter_begin(), drm_connector_list_iter_end() and * drm_connector_list_iter_next() respectively the convenience macro * drm_for_each_connector_iter(). + * + * Note that the return value of drm_connector_list_iter_next() is only valid + * up to the next drm_connector_list_iter_next() or + * drm_connector_list_iter_end() call. If you want to use the connector later, + * then you need to grab your own reference first using drm_connector_get(). */ struct drm_connector_list_iter { /* private: */ |