This is a boolean that is set to true if link training fails during modeset in the atomic commit. This will be used to detect a change in the connector properties and to retrigger a full modeset so that the link can be retrained at lower link rate value.
Cc: dri-devel@lists.freedesktop.org Cc: Jani Nikula jani.nikula@linux.intel.com Cc: Daniel Vetter daniel.vetter@intel.com Cc: Ville Syrjala ville.syrjala@linux.intel.com
Signed-off-by: Manasi Navare manasi.d.navare@intel.com --- include/drm/drm_connector.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index ac9d7d8..d499466 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -682,6 +682,11 @@ struct drm_connector { uint8_t num_h_tile, num_v_tile; uint8_t tile_h_loc, tile_v_loc; uint16_t tile_h_size, tile_v_size; + + /* Flag to indicate if link train retry is required for DisplayPort + * in case of link train failure during current modeset + */ + bool link_train_retry; };
#define obj_to_connector(x) container_of(x, struct drm_connector, base)