drm/atomic: Add a function to reset connector TV properties

During the connector reset, if that connector has a TV property, it needs
to be reset to the value provided on the command line.

Provide a helper to do that.

Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/84a7b657f09303a2850e1cc79e68f623547f3fdd.1560783090.git-series.maxime.ripard@bootlin.com

1 files changed, 1 insertions, 0 deletions

diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h
index 4e6d2e7a40b8..e4577cc11689 100644
--- a/include/drm/drm_atomic_state_helper.h
+++ b/include/drm/drm_atomic_state_helper.h
@@ -62,6 +62,7 @@ void drm_atomic_helper_plane_destroy_state(struct drm_plane *plane,
 void __drm_atomic_helper_connector_reset(struct drm_connector *connector,
                                          struct drm_connector_state *conn_state);
 void drm_atomic_helper_connector_reset(struct drm_connector *connector);
+void drm_atomic_helper_connector_tv_reset(struct drm_connector *connector);
 void
 __drm_atomic_helper_connector_duplicate_state(struct drm_connector *connector,
                                            struct drm_connector_state *state);